[ 25.790525][ T246] ip (246) used greatest stack depth: 23936 bytes left [ 26.225421][ T253] veth0: renamed from veth1 [ 30.106360][ T279] br0: port 1(vx0) entered blocking state [ 30.106628][ T279] br0: port 1(vx0) entered disabled state [ 30.106820][ T279] vx0: entered allmulticast mode [ 30.108071][ T279] vx0: entered promiscuous mode [ 30.111125][ T279] br0: port 1(vx0) entered blocking state [ 30.111351][ T279] br0: port 1(vx0) entered forwarding state [ 35.376236][ T311] br0: port 1(vx0) entered blocking state [ 35.376626][ T311] br0: port 1(vx0) entered disabled state [ 35.376835][ T311] vx0: entered allmulticast mode [ 35.378029][ T311] vx0: entered promiscuous mode [ 35.379982][ T311] br0: port 1(vx0) entered blocking state [ 35.380153][ T311] br0: port 1(vx0) entered forwarding state [ 38.799157][ T339] veth0: renamed from veth1 [ 42.555468][ T365] br0: port 1(vx0) entered blocking state [ 42.555666][ T365] br0: port 1(vx0) entered disabled state [ 42.555848][ T365] vx0: entered allmulticast mode [ 42.557030][ T365] vx0: entered promiscuous mode [ 42.558892][ T365] br0: port 1(vx0) entered blocking state [ 42.559056][ T365] br0: port 1(vx0) entered forwarding state [ 47.874817][ T395] br0: port 1(vx0) entered blocking state [ 47.875020][ T395] br0: port 1(vx0) entered disabled state [ 47.875196][ T395] vx0: entered allmulticast mode [ 47.876363][ T395] vx0: entered promiscuous mode [ 47.878178][ T395] br0: port 1(vx0) entered blocking state [ 47.878351][ T395] br0: port 1(vx0) entered forwarding state [ 61.187621][ T10] vx0: left allmulticast mode [ 61.187893][ T10] vx0: left promiscuous mode [ 61.188245][ T10] br0: port 1(vx0) entered disabled state [ 64.632351][ T525] veth0: renamed from veth1 [ 69.231684][ C0] hrtimer: interrupt took 4428899 ns [ 71.478950][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 71.480006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.480006][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 71.480006][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 71.480006][ T10] fib6_nh_init+0xa22/0x1580 [ 71.480006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.480006][ T10] ip6_route_add+0x1c/0x140 [ 71.480006][ T10] inet6_rtm_newroute+0x104/0x110 [ 71.480006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.480006][ T10] netlink_rcv_skb+0x130/0x360 [ 71.480006][ T10] netlink_unicast+0x449/0x710 [ 71.480006][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.480006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.480006][ T10] ___sys_sendmsg+0xee/0x170 [ 71.480006][ T10] __sys_sendmsg+0xcd/0x170 [ 71.480006][ T10] do_syscall_64+0xc6/0x1e0 [ 71.480006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.480006][ T10] [ 71.499011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.499011][ T10] dst_init+0x84/0x4a0 [ 71.499011][ T10] dst_alloc+0x97/0x150 [ 71.499011][ T10] ip6_dst_alloc+0x23/0x90 [ 71.499011][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 71.499011][ T10] ip6_pol_route+0x56f/0x840 [ 71.499011][ T10] fib6_rule_lookup+0x456/0x630 [ 71.499011][ T10] ip6_route_input+0x59c/0xa50 [ 71.499011][ T10] ipv6_rcv+0x397/0x810 [ 71.499011][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 71.499011][ T10] process_backlog+0x101/0x620 [ 71.499011][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 71.499011][ T10] net_rx_action+0x495/0xbe0 [ 71.499011][ T10] __do_softirq+0x1b5/0x7f6 [ 71.499011][ T10] [ 71.503216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.503216][ T10] netdev_get_by_index+0x5e/0x80 [ 71.503216][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.503216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.503216][ T10] addrconf_f6i_alloc+0x265/0x560 [ 71.503216][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 71.503216][ T10] addrconf_join_anycast+0x1c0/0x220 [ 71.503216][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 71.503216][ T10] addrconf_dad_completed+0x12b/0xe20 [ 71.503216][ T10] addrconf_dad_begin+0x310/0x670 [ 71.503216][ T10] addrconf_dad_work+0x10b/0xab0 [ 71.503216][ T10] process_one_work+0x84d/0x18a0 [ 71.503216][ T10] worker_thread+0x587/0xd30 [ 71.503216][ T10] kthread+0x28a/0x350 [ 71.503216][ T10] ret_from_fork+0x31/0x70 [ 71.503216][ T10] ret_from_fork_asm+0x1a/0x30 [ 71.503216][ T10] [ 71.524027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.524027][ T10] netdev_get_by_index+0x5e/0x80 [ 71.524027][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.524027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.524027][ T10] ip6_route_add+0x1c/0x140 [ 71.524027][ T10] addrconf_prefix_route+0x2a6/0x430 [ 71.524027][ T10] inet6_addr_add+0x4f8/0xa40 [ 71.524027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.524027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.524027][ T10] netlink_rcv_skb+0x130/0x360 [ 71.524027][ T10] netlink_unicast+0x449/0x710 [ 71.524027][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.524027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.524027][ T10] ___sys_sendmsg+0xee/0x170 [ 71.524027][ T10] __sys_sendmsg+0xcd/0x170 [ 71.524027][ T10] do_syscall_64+0xc6/0x1e0 [ 71.524027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.524027][ T10] [ 71.531153][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.531153][ T10] netdev_get_by_index+0x5e/0x80 [ 71.531153][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.531153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.531153][ T10] addrconf_f6i_alloc+0x315/0x560 [ 71.531153][ T10] ipv6_add_addr+0x411/0x2000 [ 71.531153][ T10] inet6_addr_add+0x30e/0xa40 [ 71.531153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.531153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.531153][ T10] netlink_rcv_skb+0x130/0x360 [ 71.531153][ T10] netlink_unicast+0x449/0x710 [ 71.531153][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.531153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.531153][ T10] ___sys_sendmsg+0xee/0x170 [ 71.531153][ T10] __sys_sendmsg+0xcd/0x170 [ 71.531153][ T10] do_syscall_64+0xc6/0x1e0 [ 71.531153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.531153][ T10] [ 71.535686][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.535686][ T10] netdev_get_by_index+0x5e/0x80 [ 71.535686][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.535686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.535686][ T10] ip6_route_add+0x1c/0x140 [ 71.535686][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 71.535686][ T10] addrconf_add_dev+0xe2/0x170 [ 71.535686][ T10] inet6_addr_add+0x12f/0xa40 [ 71.535686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.535686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.535686][ T10] netlink_rcv_skb+0x130/0x360 [ 71.535686][ T10] netlink_unicast+0x449/0x710 [ 71.535686][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.535686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.535686][ T10] ___sys_sendmsg+0xee/0x170 [ 71.535686][ T10] __sys_sendmsg+0xcd/0x170 [ 71.535686][ T10] do_syscall_64+0xc6/0x1e0 [ 71.535686][ T10] [ 71.540762][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.540762][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 71.540762][ T10] ipv6_find_idev+0x102/0x170 [ 71.540762][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.540762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.540762][ T10] netlink_rcv_skb+0x130/0x360 [ 71.540762][ T10] netlink_unicast+0x449/0x710 [ 71.540762][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.540762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.540762][ T10] ___sys_sendmsg+0xee/0x170 [ 71.540762][ T10] __sys_sendmsg+0xcd/0x170 [ 71.540762][ T10] do_syscall_64+0xc6/0x1e0 [ 71.540762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.540762][ T10] [ 71.544813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 71.544813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 71.544813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 71.544813][ T10] ipv6_find_idev+0x102/0x170 [ 71.544813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.544813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.544813][ T10] netlink_rcv_skb+0x130/0x360 [ 71.544813][ T10] netlink_unicast+0x449/0x710 [ 71.544813][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.544813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.544813][ T10] ___sys_sendmsg+0xee/0x170 [ 71.544813][ T10] __sys_sendmsg+0xcd/0x170 [ 71.544813][ T10] do_syscall_64+0xc6/0x1e0 [ 71.544813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.544813][ T10] [ 71.549588][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 71.550517][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 71.550517][ T10] dst_init+0x84/0x4a0 [ 71.550517][ T10] dst_alloc+0x97/0x150 [ 71.550517][ T10] ip6_dst_alloc+0x23/0x90 [ 71.550517][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 71.550517][ T10] ip6_pol_route+0x56f/0x840 [ 71.550517][ T10] fib6_rule_lookup+0x456/0x630 [ 71.550517][ T10] ip6_route_input+0x59c/0xa50 [ 71.550517][ T10] ipv6_rcv+0x397/0x810 [ 71.550517][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 71.550517][ T10] process_backlog+0x101/0x620 [ 71.550517][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 71.550517][ T10] net_rx_action+0x495/0xbe0 [ 71.550517][ T10] __do_softirq+0x1b5/0x7f6 [ 71.550517][ T10] [ 71.555635][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.555635][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 71.555635][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 71.555635][ T10] fib6_nh_init+0xa22/0x1580 [ 71.555635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.555635][ T10] ip6_route_add+0x1c/0x140 [ 71.555635][ T10] inet6_rtm_newroute+0x104/0x110 [ 71.555635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.555635][ T10] netlink_rcv_skb+0x130/0x360 [ 71.555635][ T10] netlink_unicast+0x449/0x710 [ 71.555635][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.555635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.555635][ T10] ___sys_sendmsg+0xee/0x170 [ 71.555635][ T10] __sys_sendmsg+0xcd/0x170 [ 71.555635][ T10] do_syscall_64+0xc6/0x1e0 [ 71.555635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.555635][ T10] [ 71.561103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.561103][ T10] netdev_get_by_index+0x5e/0x80 [ 71.561103][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.561103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.561103][ T10] addrconf_f6i_alloc+0x265/0x560 [ 71.561103][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 71.561103][ T10] addrconf_join_anycast+0x1c0/0x220 [ 71.561103][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 71.561103][ T10] addrconf_dad_completed+0x12b/0xe20 [ 71.561103][ T10] addrconf_dad_begin+0x310/0x670 [ 71.561103][ T10] addrconf_dad_work+0x10b/0xab0 [ 71.561103][ T10] process_one_work+0x84d/0x18a0 [ 71.561103][ T10] worker_thread+0x587/0xd30 [ 71.561103][ T10] kthread+0x28a/0x350 [ 71.561103][ T10] ret_from_fork+0x31/0x70 [ 71.561103][ T10] ret_from_fork_asm+0x1a/0x30 [ 71.561103][ T10] [ 71.566539][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.566539][ T10] netdev_get_by_index+0x5e/0x80 [ 71.566539][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.566539][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.566539][ T10] ip6_route_add+0x1c/0x140 [ 71.566539][ T10] addrconf_prefix_route+0x2a6/0x430 [ 71.566539][ T10] inet6_addr_add+0x4f8/0xa40 [ 71.566539][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.566539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.566539][ T10] netlink_rcv_skb+0x130/0x360 [ 71.566539][ T10] netlink_unicast+0x449/0x710 [ 71.566539][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.566539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.566539][ T10] ___sys_sendmsg+0xee/0x170 [ 71.566539][ T10] __sys_sendmsg+0xcd/0x170 [ 71.566539][ T10] do_syscall_64+0xc6/0x1e0 [ 71.566539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.566539][ T10] [ 71.588499][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.588499][ T10] netdev_get_by_index+0x5e/0x80 [ 71.588499][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.588499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.588499][ T10] addrconf_f6i_alloc+0x315/0x560 [ 71.588499][ T10] ipv6_add_addr+0x411/0x2000 [ 71.588499][ T10] inet6_addr_add+0x30e/0xa40 [ 71.588499][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.588499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.588499][ T10] netlink_rcv_skb+0x130/0x360 [ 71.588499][ T10] netlink_unicast+0x449/0x710 [ 71.588499][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.588499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.588499][ T10] ___sys_sendmsg+0xee/0x170 [ 71.588499][ T10] __sys_sendmsg+0xcd/0x170 [ 71.588499][ T10] do_syscall_64+0xc6/0x1e0 [ 71.588499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.588499][ T10] [ 71.595470][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.595470][ T10] netdev_get_by_index+0x5e/0x80 [ 71.595470][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.595470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.595470][ T10] ip6_route_add+0x1c/0x140 [ 71.595470][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 71.595470][ T10] addrconf_add_dev+0xe2/0x170 [ 71.595470][ T10] inet6_addr_add+0x12f/0xa40 [ 71.595470][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.595470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.595470][ T10] netlink_rcv_skb+0x130/0x360 [ 71.595470][ T10] netlink_unicast+0x449/0x710 [ 71.595470][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.595470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.595470][ T10] ___sys_sendmsg+0xee/0x170 [ 71.595470][ T10] __sys_sendmsg+0xcd/0x170 [ 71.595470][ T10] do_syscall_64+0xc6/0x1e0 [ 71.595470][ T10] [ 71.599508][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.599508][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 71.599508][ T10] ipv6_find_idev+0x102/0x170 [ 71.599508][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.599508][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.599508][ T10] netlink_rcv_skb+0x130/0x360 [ 71.599508][ T10] netlink_unicast+0x449/0x710 [ 71.599508][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.599508][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.599508][ T10] ___sys_sendmsg+0xee/0x170 [ 71.599508][ T10] __sys_sendmsg+0xcd/0x170 [ 71.599508][ T10] do_syscall_64+0xc6/0x1e0 [ 71.599508][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.599508][ T10] [ 71.602545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 71.602545][ T10] neigh_parms_alloc+0x1e5/0x510 [ 71.602545][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 71.602545][ T10] ipv6_find_idev+0x102/0x170 [ 71.602545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.602545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.602545][ T10] netlink_rcv_skb+0x130/0x360 [ 71.602545][ T10] netlink_unicast+0x449/0x710 [ 71.602545][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.602545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.602545][ T10] ___sys_sendmsg+0xee/0x170 [ 71.602545][ T10] __sys_sendmsg+0xcd/0x170 [ 71.602545][ T10] do_syscall_64+0xc6/0x1e0 [ 71.602545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.602545][ T10] [ 71.614292][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 71.614829][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 71.614829][ T10] netdev_get_by_index+0x5e/0x80 [ 71.614829][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.614829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.614829][ T10] ip6_route_add+0x1c/0x140 [ 71.614829][ T10] addrconf_prefix_route+0x2a6/0x430 [ 71.614829][ T10] inet6_addr_add+0x4f8/0xa40 [ 71.614829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.614829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.614829][ T10] netlink_rcv_skb+0x130/0x360 [ 71.614829][ T10] netlink_unicast+0x449/0x710 [ 71.614829][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.614829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.614829][ T10] ___sys_sendmsg+0xee/0x170 [ 71.614829][ T10] __sys_sendmsg+0xcd/0x170 [ 71.614829][ T10] do_syscall_64+0xc6/0x1e0 [ 71.614829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.614829][ T10] [ 71.619478][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 71.619478][ T10] netdev_get_by_index+0x5e/0x80 [ 71.619478][ T10] fib6_nh_init+0x3d8/0x1580 [ 71.619478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 71.619478][ T10] addrconf_f6i_alloc+0x315/0x560 [ 71.619478][ T10] ipv6_add_addr+0x411/0x2000 [ 71.619478][ T10] inet6_addr_add+0x30e/0xa40 [ 71.619478][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 71.619478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.619478][ T10] netlink_rcv_skb+0x130/0x360 [ 71.619478][ T10] netlink_unicast+0x449/0x710 [ 71.619478][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.619478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.619478][ T10] ___sys_sendmsg+0xee/0x170 [ 71.619478][ T10] __sys_sendmsg+0xcd/0x170 [ 71.619478][ T10] do_syscall_64+0xc6/0x1e0 [ 71.619478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.619478][ T10] [ 71.633663][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 71.633663][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 71.633663][ T10] ipv6_find_idev+0x102/0x170 [ 71.633663][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.633663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.633663][ T10] netlink_rcv_skb+0x130/0x360 [ 71.633663][ T10] netlink_unicast+0x449/0x710 [ 71.633663][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.633663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.633663][ T10] ___sys_sendmsg+0xee/0x170 [ 71.633663][ T10] __sys_sendmsg+0xcd/0x170 [ 71.633663][ T10] do_syscall_64+0xc6/0x1e0 [ 71.633663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.633663][ T10] [ 71.636649][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 71.636649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 71.636649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 71.636649][ T10] ipv6_find_idev+0x102/0x170 [ 71.636649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 71.636649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.636649][ T10] netlink_rcv_skb+0x130/0x360 [ 71.636649][ T10] netlink_unicast+0x449/0x710 [ 71.636649][ T10] netlink_sendmsg+0x723/0xbe0 [ 71.636649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 71.636649][ T10] ___sys_sendmsg+0xee/0x170 [ 71.636649][ T10] __sys_sendmsg+0xcd/0x170 [ 71.636649][ T10] do_syscall_64+0xc6/0x1e0 [ 71.636649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.636649][ T10] [ 77.656761][ T552] br0: port 1(vx0) entered blocking state [ 77.657432][ T552] br0: port 1(vx0) entered disabled state [ 77.657849][ T552] vx0: entered allmulticast mode [ 77.660057][ T552] vx0: entered promiscuous mode [ 77.690473][ T552] br0: port 1(vx0) entered blocking state [ 77.691300][ T552] br0: port 1(vx0) entered forwarding state [ 81.837719][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 81.838352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.838352][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 81.838352][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 81.838352][ T10] fib6_nh_init+0xa22/0x1580 [ 81.838352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.838352][ T10] ip6_route_add+0x1c/0x140 [ 81.838352][ T10] inet6_rtm_newroute+0x104/0x110 [ 81.838352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.838352][ T10] netlink_rcv_skb+0x130/0x360 [ 81.838352][ T10] netlink_unicast+0x449/0x710 [ 81.838352][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.838352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.838352][ T10] ___sys_sendmsg+0xee/0x170 [ 81.838352][ T10] __sys_sendmsg+0xcd/0x170 [ 81.838352][ T10] do_syscall_64+0xc6/0x1e0 [ 81.838352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.838352][ T10] [ 81.842045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.842045][ T10] dst_init+0x84/0x4a0 [ 81.842045][ T10] dst_alloc+0x97/0x150 [ 81.842045][ T10] ip6_dst_alloc+0x23/0x90 [ 81.842045][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 81.842045][ T10] ip6_pol_route+0x56f/0x840 [ 81.842045][ T10] fib6_rule_lookup+0x456/0x630 [ 81.842045][ T10] ip6_route_input+0x59c/0xa50 [ 81.842045][ T10] ipv6_rcv+0x397/0x810 [ 81.842045][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 81.842045][ T10] process_backlog+0x101/0x620 [ 81.842045][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 81.842045][ T10] net_rx_action+0x495/0xbe0 [ 81.842045][ T10] __do_softirq+0x1b5/0x7f6 [ 81.842045][ T10] [ 81.847727][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.847727][ T10] netdev_get_by_index+0x5e/0x80 [ 81.847727][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.847727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.847727][ T10] addrconf_f6i_alloc+0x265/0x560 [ 81.847727][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 81.847727][ T10] addrconf_join_anycast+0x1c0/0x220 [ 81.847727][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 81.847727][ T10] addrconf_dad_completed+0x12b/0xe20 [ 81.847727][ T10] addrconf_dad_begin+0x310/0x670 [ 81.847727][ T10] addrconf_dad_work+0x10b/0xab0 [ 81.847727][ T10] process_one_work+0x84d/0x18a0 [ 81.847727][ T10] worker_thread+0x587/0xd30 [ 81.847727][ T10] kthread+0x28a/0x350 [ 81.847727][ T10] ret_from_fork+0x31/0x70 [ 81.847727][ T10] ret_from_fork_asm+0x1a/0x30 [ 81.847727][ T10] [ 81.851462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.851462][ T10] netdev_get_by_index+0x5e/0x80 [ 81.851462][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.851462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.851462][ T10] ip6_route_add+0x1c/0x140 [ 81.851462][ T10] addrconf_prefix_route+0x2a6/0x430 [ 81.851462][ T10] inet6_addr_add+0x4f8/0xa40 [ 81.851462][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.851462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.851462][ T10] netlink_rcv_skb+0x130/0x360 [ 81.851462][ T10] netlink_unicast+0x449/0x710 [ 81.851462][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.851462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.851462][ T10] ___sys_sendmsg+0xee/0x170 [ 81.851462][ T10] __sys_sendmsg+0xcd/0x170 [ 81.851462][ T10] do_syscall_64+0xc6/0x1e0 [ 81.851462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.851462][ T10] [ 81.865345][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.865345][ T10] netdev_get_by_index+0x5e/0x80 [ 81.865345][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.865345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.865345][ T10] addrconf_f6i_alloc+0x315/0x560 [ 81.865345][ T10] ipv6_add_addr+0x411/0x2000 [ 81.865345][ T10] inet6_addr_add+0x30e/0xa40 [ 81.865345][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.865345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.865345][ T10] netlink_rcv_skb+0x130/0x360 [ 81.865345][ T10] netlink_unicast+0x449/0x710 [ 81.865345][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.865345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.865345][ T10] ___sys_sendmsg+0xee/0x170 [ 81.865345][ T10] __sys_sendmsg+0xcd/0x170 [ 81.865345][ T10] do_syscall_64+0xc6/0x1e0 [ 81.865345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.865345][ T10] [ 81.875850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.875850][ T10] netdev_get_by_index+0x5e/0x80 [ 81.875850][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.875850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.875850][ T10] ip6_route_add+0x1c/0x140 [ 81.875850][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 81.875850][ T10] addrconf_add_dev+0xe2/0x170 [ 81.875850][ T10] inet6_addr_add+0x12f/0xa40 [ 81.875850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.875850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.875850][ T10] netlink_rcv_skb+0x130/0x360 [ 81.875850][ T10] netlink_unicast+0x449/0x710 [ 81.875850][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.875850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.875850][ T10] ___sys_sendmsg+0xee/0x170 [ 81.875850][ T10] __sys_sendmsg+0xcd/0x170 [ 81.875850][ T10] do_syscall_64+0xc6/0x1e0 [ 81.875850][ T10] [ 81.880859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.880859][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 81.880859][ T10] ipv6_find_idev+0x102/0x170 [ 81.880859][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.880859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.880859][ T10] netlink_rcv_skb+0x130/0x360 [ 81.880859][ T10] netlink_unicast+0x449/0x710 [ 81.880859][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.880859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.880859][ T10] ___sys_sendmsg+0xee/0x170 [ 81.880859][ T10] __sys_sendmsg+0xcd/0x170 [ 81.880859][ T10] do_syscall_64+0xc6/0x1e0 [ 81.880859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.880859][ T10] [ 81.891208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 81.891208][ T10] neigh_parms_alloc+0x1e5/0x510 [ 81.891208][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 81.891208][ T10] ipv6_find_idev+0x102/0x170 [ 81.891208][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.891208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.891208][ T10] netlink_rcv_skb+0x130/0x360 [ 81.891208][ T10] netlink_unicast+0x449/0x710 [ 81.891208][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.891208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.891208][ T10] ___sys_sendmsg+0xee/0x170 [ 81.891208][ T10] __sys_sendmsg+0xcd/0x170 [ 81.891208][ T10] do_syscall_64+0xc6/0x1e0 [ 81.891208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.891208][ T10] [ 81.895499][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 81.896212][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 81.896212][ T10] dst_init+0x84/0x4a0 [ 81.896212][ T10] dst_alloc+0x97/0x150 [ 81.896212][ T10] ip6_dst_alloc+0x23/0x90 [ 81.896212][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 81.896212][ T10] ip6_pol_route+0x56f/0x840 [ 81.896212][ T10] fib6_rule_lookup+0x456/0x630 [ 81.896212][ T10] ip6_route_input+0x59c/0xa50 [ 81.896212][ T10] ipv6_rcv+0x397/0x810 [ 81.896212][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 81.896212][ T10] process_backlog+0x101/0x620 [ 81.896212][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 81.896212][ T10] net_rx_action+0x495/0xbe0 [ 81.896212][ T10] __do_softirq+0x1b5/0x7f6 [ 81.896212][ T10] [ 81.900138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.900138][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 81.900138][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 81.900138][ T10] fib6_nh_init+0xa22/0x1580 [ 81.900138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.900138][ T10] ip6_route_add+0x1c/0x140 [ 81.900138][ T10] inet6_rtm_newroute+0x104/0x110 [ 81.900138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.900138][ T10] netlink_rcv_skb+0x130/0x360 [ 81.900138][ T10] netlink_unicast+0x449/0x710 [ 81.900138][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.900138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.900138][ T10] ___sys_sendmsg+0xee/0x170 [ 81.900138][ T10] __sys_sendmsg+0xcd/0x170 [ 81.900138][ T10] do_syscall_64+0xc6/0x1e0 [ 81.900138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.900138][ T10] [ 81.905405][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.905405][ T10] netdev_get_by_index+0x5e/0x80 [ 81.905405][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.905405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.905405][ T10] addrconf_f6i_alloc+0x265/0x560 [ 81.905405][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 81.905405][ T10] addrconf_join_anycast+0x1c0/0x220 [ 81.905405][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 81.905405][ T10] addrconf_dad_completed+0x12b/0xe20 [ 81.905405][ T10] addrconf_dad_begin+0x310/0x670 [ 81.905405][ T10] addrconf_dad_work+0x10b/0xab0 [ 81.905405][ T10] process_one_work+0x84d/0x18a0 [ 81.905405][ T10] worker_thread+0x587/0xd30 [ 81.905405][ T10] kthread+0x28a/0x350 [ 81.905405][ T10] ret_from_fork+0x31/0x70 [ 81.905405][ T10] ret_from_fork_asm+0x1a/0x30 [ 81.905405][ T10] [ 81.911564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.911564][ T10] netdev_get_by_index+0x5e/0x80 [ 81.911564][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.911564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.911564][ T10] ip6_route_add+0x1c/0x140 [ 81.911564][ T10] addrconf_prefix_route+0x2a6/0x430 [ 81.911564][ T10] inet6_addr_add+0x4f8/0xa40 [ 81.911564][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.911564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.911564][ T10] netlink_rcv_skb+0x130/0x360 [ 81.911564][ T10] netlink_unicast+0x449/0x710 [ 81.911564][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.911564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.911564][ T10] ___sys_sendmsg+0xee/0x170 [ 81.911564][ T10] __sys_sendmsg+0xcd/0x170 [ 81.911564][ T10] do_syscall_64+0xc6/0x1e0 [ 81.911564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.911564][ T10] [ 81.917131][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.917131][ T10] netdev_get_by_index+0x5e/0x80 [ 81.917131][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.917131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.917131][ T10] addrconf_f6i_alloc+0x315/0x560 [ 81.917131][ T10] ipv6_add_addr+0x411/0x2000 [ 81.917131][ T10] inet6_addr_add+0x30e/0xa40 [ 81.917131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.917131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.917131][ T10] netlink_rcv_skb+0x130/0x360 [ 81.917131][ T10] netlink_unicast+0x449/0x710 [ 81.917131][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.917131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.917131][ T10] ___sys_sendmsg+0xee/0x170 [ 81.917131][ T10] __sys_sendmsg+0xcd/0x170 [ 81.917131][ T10] do_syscall_64+0xc6/0x1e0 [ 81.917131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.917131][ T10] [ 81.922406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.922406][ T10] netdev_get_by_index+0x5e/0x80 [ 81.922406][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.922406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.922406][ T10] ip6_route_add+0x1c/0x140 [ 81.922406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 81.922406][ T10] addrconf_add_dev+0xe2/0x170 [ 81.922406][ T10] inet6_addr_add+0x12f/0xa40 [ 81.922406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.922406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.922406][ T10] netlink_rcv_skb+0x130/0x360 [ 81.922406][ T10] netlink_unicast+0x449/0x710 [ 81.922406][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.922406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.922406][ T10] ___sys_sendmsg+0xee/0x170 [ 81.922406][ T10] __sys_sendmsg+0xcd/0x170 [ 81.922406][ T10] do_syscall_64+0xc6/0x1e0 [ 81.922406][ T10] [ 81.927821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.927821][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 81.927821][ T10] ipv6_find_idev+0x102/0x170 [ 81.927821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.927821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.927821][ T10] netlink_rcv_skb+0x130/0x360 [ 81.927821][ T10] netlink_unicast+0x449/0x710 [ 81.927821][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.927821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.927821][ T10] ___sys_sendmsg+0xee/0x170 [ 81.927821][ T10] __sys_sendmsg+0xcd/0x170 [ 81.927821][ T10] do_syscall_64+0xc6/0x1e0 [ 81.927821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.927821][ T10] [ 81.932254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 81.932254][ T10] neigh_parms_alloc+0x1e5/0x510 [ 81.932254][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 81.932254][ T10] ipv6_find_idev+0x102/0x170 [ 81.932254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.932254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.932254][ T10] netlink_rcv_skb+0x130/0x360 [ 81.932254][ T10] netlink_unicast+0x449/0x710 [ 81.932254][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.932254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.932254][ T10] ___sys_sendmsg+0xee/0x170 [ 81.932254][ T10] __sys_sendmsg+0xcd/0x170 [ 81.932254][ T10] do_syscall_64+0xc6/0x1e0 [ 81.932254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.932254][ T10] [ 81.936564][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 81.937204][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 81.937204][ T10] netdev_get_by_index+0x5e/0x80 [ 81.937204][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.937204][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.937204][ T10] ip6_route_add+0x1c/0x140 [ 81.937204][ T10] addrconf_prefix_route+0x2a6/0x430 [ 81.937204][ T10] inet6_addr_add+0x4f8/0xa40 [ 81.937204][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.937204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.937204][ T10] netlink_rcv_skb+0x130/0x360 [ 81.937204][ T10] netlink_unicast+0x449/0x710 [ 81.937204][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.937204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.937204][ T10] ___sys_sendmsg+0xee/0x170 [ 81.937204][ T10] __sys_sendmsg+0xcd/0x170 [ 81.937204][ T10] do_syscall_64+0xc6/0x1e0 [ 81.937204][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.937204][ T10] [ 81.942285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 81.942285][ T10] netdev_get_by_index+0x5e/0x80 [ 81.942285][ T10] fib6_nh_init+0x3d8/0x1580 [ 81.942285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 81.942285][ T10] addrconf_f6i_alloc+0x315/0x560 [ 81.942285][ T10] ipv6_add_addr+0x411/0x2000 [ 81.942285][ T10] inet6_addr_add+0x30e/0xa40 [ 81.942285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 81.942285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.942285][ T10] netlink_rcv_skb+0x130/0x360 [ 81.942285][ T10] netlink_unicast+0x449/0x710 [ 81.942285][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.942285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.942285][ T10] ___sys_sendmsg+0xee/0x170 [ 81.942285][ T10] __sys_sendmsg+0xcd/0x170 [ 81.942285][ T10] do_syscall_64+0xc6/0x1e0 [ 81.942285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.942285][ T10] [ 81.947367][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 81.947367][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 81.947367][ T10] ipv6_find_idev+0x102/0x170 [ 81.947367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.947367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.947367][ T10] netlink_rcv_skb+0x130/0x360 [ 81.947367][ T10] netlink_unicast+0x449/0x710 [ 81.947367][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.947367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.947367][ T10] ___sys_sendmsg+0xee/0x170 [ 81.947367][ T10] __sys_sendmsg+0xcd/0x170 [ 81.947367][ T10] do_syscall_64+0xc6/0x1e0 [ 81.947367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.947367][ T10] [ 81.951589][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 81.951589][ T10] neigh_parms_alloc+0x1e5/0x510 [ 81.951589][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 81.951589][ T10] ipv6_find_idev+0x102/0x170 [ 81.951589][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 81.951589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 81.951589][ T10] netlink_rcv_skb+0x130/0x360 [ 81.951589][ T10] netlink_unicast+0x449/0x710 [ 81.951589][ T10] netlink_sendmsg+0x723/0xbe0 [ 81.951589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 81.951589][ T10] ___sys_sendmsg+0xee/0x170 [ 81.951589][ T10] __sys_sendmsg+0xcd/0x170 [ 81.951589][ T10] do_syscall_64+0xc6/0x1e0 [ 81.951589][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 81.951589][ T10] [ 92.087875][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 92.088543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.088543][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 92.088543][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 92.088543][ T10] fib6_nh_init+0xa22/0x1580 [ 92.088543][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.088543][ T10] ip6_route_add+0x1c/0x140 [ 92.088543][ T10] inet6_rtm_newroute+0x104/0x110 [ 92.088543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.088543][ T10] netlink_rcv_skb+0x130/0x360 [ 92.088543][ T10] netlink_unicast+0x449/0x710 [ 92.088543][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.088543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.088543][ T10] ___sys_sendmsg+0xee/0x170 [ 92.088543][ T10] __sys_sendmsg+0xcd/0x170 [ 92.088543][ T10] do_syscall_64+0xc6/0x1e0 [ 92.088543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.088543][ T10] [ 92.092347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.092347][ T10] dst_init+0x84/0x4a0 [ 92.092347][ T10] dst_alloc+0x97/0x150 [ 92.092347][ T10] ip6_dst_alloc+0x23/0x90 [ 92.092347][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 92.092347][ T10] ip6_pol_route+0x56f/0x840 [ 92.092347][ T10] fib6_rule_lookup+0x456/0x630 [ 92.092347][ T10] ip6_route_input+0x59c/0xa50 [ 92.092347][ T10] ipv6_rcv+0x397/0x810 [ 92.092347][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 92.092347][ T10] process_backlog+0x101/0x620 [ 92.092347][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 92.092347][ T10] net_rx_action+0x495/0xbe0 [ 92.092347][ T10] __do_softirq+0x1b5/0x7f6 [ 92.092347][ T10] [ 92.095288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.095288][ T10] netdev_get_by_index+0x5e/0x80 [ 92.095288][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.095288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.095288][ T10] addrconf_f6i_alloc+0x265/0x560 [ 92.095288][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 92.095288][ T10] addrconf_join_anycast+0x1c0/0x220 [ 92.095288][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 92.095288][ T10] addrconf_dad_completed+0x12b/0xe20 [ 92.095288][ T10] addrconf_dad_begin+0x310/0x670 [ 92.095288][ T10] addrconf_dad_work+0x10b/0xab0 [ 92.095288][ T10] process_one_work+0x84d/0x18a0 [ 92.095288][ T10] worker_thread+0x587/0xd30 [ 92.095288][ T10] kthread+0x28a/0x350 [ 92.095288][ T10] ret_from_fork+0x31/0x70 [ 92.095288][ T10] ret_from_fork_asm+0x1a/0x30 [ 92.095288][ T10] [ 92.101125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.101125][ T10] netdev_get_by_index+0x5e/0x80 [ 92.101125][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.101125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.101125][ T10] ip6_route_add+0x1c/0x140 [ 92.101125][ T10] addrconf_prefix_route+0x2a6/0x430 [ 92.101125][ T10] inet6_addr_add+0x4f8/0xa40 [ 92.101125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.101125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.101125][ T10] netlink_rcv_skb+0x130/0x360 [ 92.101125][ T10] netlink_unicast+0x449/0x710 [ 92.101125][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.101125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.101125][ T10] ___sys_sendmsg+0xee/0x170 [ 92.101125][ T10] __sys_sendmsg+0xcd/0x170 [ 92.101125][ T10] do_syscall_64+0xc6/0x1e0 [ 92.101125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.101125][ T10] [ 92.106990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.106990][ T10] netdev_get_by_index+0x5e/0x80 [ 92.106990][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.106990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.106990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 92.106990][ T10] ipv6_add_addr+0x411/0x2000 [ 92.106990][ T10] inet6_addr_add+0x30e/0xa40 [ 92.106990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.106990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.106990][ T10] netlink_rcv_skb+0x130/0x360 [ 92.106990][ T10] netlink_unicast+0x449/0x710 [ 92.106990][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.106990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.106990][ T10] ___sys_sendmsg+0xee/0x170 [ 92.106990][ T10] __sys_sendmsg+0xcd/0x170 [ 92.106990][ T10] do_syscall_64+0xc6/0x1e0 [ 92.106990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.106990][ T10] [ 92.112064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.112064][ T10] netdev_get_by_index+0x5e/0x80 [ 92.112064][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.112064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.112064][ T10] ip6_route_add+0x1c/0x140 [ 92.112064][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 92.112064][ T10] addrconf_add_dev+0xe2/0x170 [ 92.112064][ T10] inet6_addr_add+0x12f/0xa40 [ 92.112064][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.112064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.112064][ T10] netlink_rcv_skb+0x130/0x360 [ 92.112064][ T10] netlink_unicast+0x449/0x710 [ 92.112064][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.112064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.112064][ T10] ___sys_sendmsg+0xee/0x170 [ 92.112064][ T10] __sys_sendmsg+0xcd/0x170 [ 92.112064][ T10] do_syscall_64+0xc6/0x1e0 [ 92.112064][ T10] [ 92.117510][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.117510][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 92.117510][ T10] ipv6_find_idev+0x102/0x170 [ 92.117510][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.117510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.117510][ T10] netlink_rcv_skb+0x130/0x360 [ 92.117510][ T10] netlink_unicast+0x449/0x710 [ 92.117510][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.117510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.117510][ T10] ___sys_sendmsg+0xee/0x170 [ 92.117510][ T10] __sys_sendmsg+0xcd/0x170 [ 92.117510][ T10] do_syscall_64+0xc6/0x1e0 [ 92.117510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.117510][ T10] [ 92.122005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 92.122005][ T10] neigh_parms_alloc+0x1e5/0x510 [ 92.122005][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 92.122005][ T10] ipv6_find_idev+0x102/0x170 [ 92.122005][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.122005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.122005][ T10] netlink_rcv_skb+0x130/0x360 [ 92.122005][ T10] netlink_unicast+0x449/0x710 [ 92.122005][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.122005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.122005][ T10] ___sys_sendmsg+0xee/0x170 [ 92.122005][ T10] __sys_sendmsg+0xcd/0x170 [ 92.122005][ T10] do_syscall_64+0xc6/0x1e0 [ 92.122005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.122005][ T10] [ 92.127211][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 92.128611][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 92.128611][ T10] dst_init+0x84/0x4a0 [ 92.128611][ T10] dst_alloc+0x97/0x150 [ 92.128611][ T10] ip6_dst_alloc+0x23/0x90 [ 92.128611][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 92.128611][ T10] ip6_pol_route+0x56f/0x840 [ 92.128611][ T10] fib6_rule_lookup+0x456/0x630 [ 92.128611][ T10] ip6_route_input+0x59c/0xa50 [ 92.128611][ T10] ipv6_rcv+0x397/0x810 [ 92.128611][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 92.128611][ T10] process_backlog+0x101/0x620 [ 92.128611][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 92.128611][ T10] net_rx_action+0x495/0xbe0 [ 92.128611][ T10] __do_softirq+0x1b5/0x7f6 [ 92.128611][ T10] [ 92.132715][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.132715][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 92.132715][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 92.132715][ T10] fib6_nh_init+0xa22/0x1580 [ 92.132715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.132715][ T10] ip6_route_add+0x1c/0x140 [ 92.132715][ T10] inet6_rtm_newroute+0x104/0x110 [ 92.132715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.132715][ T10] netlink_rcv_skb+0x130/0x360 [ 92.132715][ T10] netlink_unicast+0x449/0x710 [ 92.132715][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.132715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.132715][ T10] ___sys_sendmsg+0xee/0x170 [ 92.132715][ T10] __sys_sendmsg+0xcd/0x170 [ 92.132715][ T10] do_syscall_64+0xc6/0x1e0 [ 92.132715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.132715][ T10] [ 92.137931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.137931][ T10] netdev_get_by_index+0x5e/0x80 [ 92.137931][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.137931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.137931][ T10] addrconf_f6i_alloc+0x265/0x560 [ 92.137931][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 92.137931][ T10] addrconf_join_anycast+0x1c0/0x220 [ 92.137931][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 92.137931][ T10] addrconf_dad_completed+0x12b/0xe20 [ 92.137931][ T10] addrconf_dad_begin+0x310/0x670 [ 92.137931][ T10] addrconf_dad_work+0x10b/0xab0 [ 92.137931][ T10] process_one_work+0x84d/0x18a0 [ 92.137931][ T10] worker_thread+0x587/0xd30 [ 92.137931][ T10] kthread+0x28a/0x350 [ 92.137931][ T10] ret_from_fork+0x31/0x70 [ 92.137931][ T10] ret_from_fork_asm+0x1a/0x30 [ 92.137931][ T10] [ 92.143192][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.143192][ T10] netdev_get_by_index+0x5e/0x80 [ 92.143192][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.143192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.143192][ T10] ip6_route_add+0x1c/0x140 [ 92.143192][ T10] addrconf_prefix_route+0x2a6/0x430 [ 92.143192][ T10] inet6_addr_add+0x4f8/0xa40 [ 92.143192][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.143192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.143192][ T10] netlink_rcv_skb+0x130/0x360 [ 92.143192][ T10] netlink_unicast+0x449/0x710 [ 92.143192][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.143192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.143192][ T10] ___sys_sendmsg+0xee/0x170 [ 92.143192][ T10] __sys_sendmsg+0xcd/0x170 [ 92.143192][ T10] do_syscall_64+0xc6/0x1e0 [ 92.143192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.143192][ T10] [ 92.149029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.149029][ T10] netdev_get_by_index+0x5e/0x80 [ 92.149029][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.149029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.149029][ T10] addrconf_f6i_alloc+0x315/0x560 [ 92.149029][ T10] ipv6_add_addr+0x411/0x2000 [ 92.149029][ T10] inet6_addr_add+0x30e/0xa40 [ 92.149029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.149029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.149029][ T10] netlink_rcv_skb+0x130/0x360 [ 92.149029][ T10] netlink_unicast+0x449/0x710 [ 92.149029][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.149029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.149029][ T10] ___sys_sendmsg+0xee/0x170 [ 92.149029][ T10] __sys_sendmsg+0xcd/0x170 [ 92.149029][ T10] do_syscall_64+0xc6/0x1e0 [ 92.149029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.149029][ T10] [ 92.155598][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.155598][ T10] netdev_get_by_index+0x5e/0x80 [ 92.155598][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.155598][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.155598][ T10] ip6_route_add+0x1c/0x140 [ 92.155598][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 92.155598][ T10] addrconf_add_dev+0xe2/0x170 [ 92.155598][ T10] inet6_addr_add+0x12f/0xa40 [ 92.155598][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.155598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.155598][ T10] netlink_rcv_skb+0x130/0x360 [ 92.155598][ T10] netlink_unicast+0x449/0x710 [ 92.155598][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.155598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.155598][ T10] ___sys_sendmsg+0xee/0x170 [ 92.155598][ T10] __sys_sendmsg+0xcd/0x170 [ 92.155598][ T10] do_syscall_64+0xc6/0x1e0 [ 92.155598][ T10] [ 92.162559][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.162559][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 92.162559][ T10] ipv6_find_idev+0x102/0x170 [ 92.162559][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.162559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.162559][ T10] netlink_rcv_skb+0x130/0x360 [ 92.162559][ T10] netlink_unicast+0x449/0x710 [ 92.162559][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.162559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.162559][ T10] ___sys_sendmsg+0xee/0x170 [ 92.162559][ T10] __sys_sendmsg+0xcd/0x170 [ 92.162559][ T10] do_syscall_64+0xc6/0x1e0 [ 92.162559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.162559][ T10] [ 92.168191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 92.168191][ T10] neigh_parms_alloc+0x1e5/0x510 [ 92.168191][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 92.168191][ T10] ipv6_find_idev+0x102/0x170 [ 92.168191][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.168191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.168191][ T10] netlink_rcv_skb+0x130/0x360 [ 92.168191][ T10] netlink_unicast+0x449/0x710 [ 92.168191][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.168191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.168191][ T10] ___sys_sendmsg+0xee/0x170 [ 92.168191][ T10] __sys_sendmsg+0xcd/0x170 [ 92.168191][ T10] do_syscall_64+0xc6/0x1e0 [ 92.168191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.168191][ T10] [ 92.182371][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 92.183211][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 92.183211][ T10] netdev_get_by_index+0x5e/0x80 [ 92.183211][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.183211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.183211][ T10] ip6_route_add+0x1c/0x140 [ 92.183211][ T10] addrconf_prefix_route+0x2a6/0x430 [ 92.183211][ T10] inet6_addr_add+0x4f8/0xa40 [ 92.183211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.183211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.183211][ T10] netlink_rcv_skb+0x130/0x360 [ 92.183211][ T10] netlink_unicast+0x449/0x710 [ 92.183211][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.183211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.183211][ T10] ___sys_sendmsg+0xee/0x170 [ 92.183211][ T10] __sys_sendmsg+0xcd/0x170 [ 92.183211][ T10] do_syscall_64+0xc6/0x1e0 [ 92.183211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.183211][ T10] [ 92.194078][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 92.194078][ T10] netdev_get_by_index+0x5e/0x80 [ 92.194078][ T10] fib6_nh_init+0x3d8/0x1580 [ 92.194078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 92.194078][ T10] addrconf_f6i_alloc+0x315/0x560 [ 92.194078][ T10] ipv6_add_addr+0x411/0x2000 [ 92.194078][ T10] inet6_addr_add+0x30e/0xa40 [ 92.194078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 92.194078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.194078][ T10] netlink_rcv_skb+0x130/0x360 [ 92.194078][ T10] netlink_unicast+0x449/0x710 [ 92.194078][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.194078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.194078][ T10] ___sys_sendmsg+0xee/0x170 [ 92.194078][ T10] __sys_sendmsg+0xcd/0x170 [ 92.194078][ T10] do_syscall_64+0xc6/0x1e0 [ 92.194078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.194078][ T10] [ 92.215870][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 92.215870][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 92.215870][ T10] ipv6_find_idev+0x102/0x170 [ 92.215870][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.215870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.215870][ T10] netlink_rcv_skb+0x130/0x360 [ 92.215870][ T10] netlink_unicast+0x449/0x710 [ 92.215870][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.215870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.215870][ T10] ___sys_sendmsg+0xee/0x170 [ 92.215870][ T10] __sys_sendmsg+0xcd/0x170 [ 92.215870][ T10] do_syscall_64+0xc6/0x1e0 [ 92.215870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.215870][ T10] [ 92.220744][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 92.220744][ T10] neigh_parms_alloc+0x1e5/0x510 [ 92.220744][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 92.220744][ T10] ipv6_find_idev+0x102/0x170 [ 92.220744][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 92.220744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 92.220744][ T10] netlink_rcv_skb+0x130/0x360 [ 92.220744][ T10] netlink_unicast+0x449/0x710 [ 92.220744][ T10] netlink_sendmsg+0x723/0xbe0 [ 92.220744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 92.220744][ T10] ___sys_sendmsg+0xee/0x170 [ 92.220744][ T10] __sys_sendmsg+0xcd/0x170 [ 92.220744][ T10] do_syscall_64+0xc6/0x1e0 [ 92.220744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 92.220744][ T10] [ 101.309392][ T582] br0: port 1(vx0) entered blocking state [ 101.309919][ T582] br0: port 1(vx0) entered disabled state [ 101.310366][ T582] vx0: entered allmulticast mode [ 101.312788][ T582] vx0: entered promiscuous mode [ 101.317143][ T582] br0: port 1(vx0) entered blocking state [ 101.318157][ T582] br0: port 1(vx0) entered forwarding state [ 102.485385][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 102.486220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.486220][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 102.486220][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 102.486220][ T10] fib6_nh_init+0xa22/0x1580 [ 102.486220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.486220][ T10] ip6_route_add+0x1c/0x140 [ 102.486220][ T10] inet6_rtm_newroute+0x104/0x110 [ 102.486220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.486220][ T10] netlink_rcv_skb+0x130/0x360 [ 102.486220][ T10] netlink_unicast+0x449/0x710 [ 102.486220][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.486220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.486220][ T10] ___sys_sendmsg+0xee/0x170 [ 102.486220][ T10] __sys_sendmsg+0xcd/0x170 [ 102.486220][ T10] do_syscall_64+0xc6/0x1e0 [ 102.486220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.486220][ T10] [ 102.491039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.491039][ T10] dst_init+0x84/0x4a0 [ 102.491039][ T10] dst_alloc+0x97/0x150 [ 102.491039][ T10] ip6_dst_alloc+0x23/0x90 [ 102.491039][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 102.491039][ T10] ip6_pol_route+0x56f/0x840 [ 102.491039][ T10] fib6_rule_lookup+0x456/0x630 [ 102.491039][ T10] ip6_route_input+0x59c/0xa50 [ 102.491039][ T10] ipv6_rcv+0x397/0x810 [ 102.491039][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 102.491039][ T10] process_backlog+0x101/0x620 [ 102.491039][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 102.491039][ T10] net_rx_action+0x495/0xbe0 [ 102.491039][ T10] __do_softirq+0x1b5/0x7f6 [ 102.491039][ T10] [ 102.519065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.519065][ T10] netdev_get_by_index+0x5e/0x80 [ 102.519065][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.519065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.519065][ T10] addrconf_f6i_alloc+0x265/0x560 [ 102.519065][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 102.519065][ T10] addrconf_join_anycast+0x1c0/0x220 [ 102.519065][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 102.519065][ T10] addrconf_dad_completed+0x12b/0xe20 [ 102.519065][ T10] addrconf_dad_begin+0x310/0x670 [ 102.519065][ T10] addrconf_dad_work+0x10b/0xab0 [ 102.519065][ T10] process_one_work+0x84d/0x18a0 [ 102.519065][ T10] worker_thread+0x587/0xd30 [ 102.519065][ T10] kthread+0x28a/0x350 [ 102.519065][ T10] ret_from_fork+0x31/0x70 [ 102.519065][ T10] ret_from_fork_asm+0x1a/0x30 [ 102.519065][ T10] [ 102.523150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.523150][ T10] netdev_get_by_index+0x5e/0x80 [ 102.523150][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.523150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.523150][ T10] ip6_route_add+0x1c/0x140 [ 102.523150][ T10] addrconf_prefix_route+0x2a6/0x430 [ 102.523150][ T10] inet6_addr_add+0x4f8/0xa40 [ 102.523150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.523150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.523150][ T10] netlink_rcv_skb+0x130/0x360 [ 102.523150][ T10] netlink_unicast+0x449/0x710 [ 102.523150][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.523150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.523150][ T10] ___sys_sendmsg+0xee/0x170 [ 102.523150][ T10] __sys_sendmsg+0xcd/0x170 [ 102.523150][ T10] do_syscall_64+0xc6/0x1e0 [ 102.523150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.523150][ T10] [ 102.527849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.527849][ T10] netdev_get_by_index+0x5e/0x80 [ 102.527849][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.527849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.527849][ T10] addrconf_f6i_alloc+0x315/0x560 [ 102.527849][ T10] ipv6_add_addr+0x411/0x2000 [ 102.527849][ T10] inet6_addr_add+0x30e/0xa40 [ 102.527849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.527849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.527849][ T10] netlink_rcv_skb+0x130/0x360 [ 102.527849][ T10] netlink_unicast+0x449/0x710 [ 102.527849][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.527849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.527849][ T10] ___sys_sendmsg+0xee/0x170 [ 102.527849][ T10] __sys_sendmsg+0xcd/0x170 [ 102.527849][ T10] do_syscall_64+0xc6/0x1e0 [ 102.527849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.527849][ T10] [ 102.532558][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.532558][ T10] netdev_get_by_index+0x5e/0x80 [ 102.532558][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.532558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.532558][ T10] ip6_route_add+0x1c/0x140 [ 102.532558][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 102.532558][ T10] addrconf_add_dev+0xe2/0x170 [ 102.532558][ T10] inet6_addr_add+0x12f/0xa40 [ 102.532558][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.532558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.532558][ T10] netlink_rcv_skb+0x130/0x360 [ 102.532558][ T10] netlink_unicast+0x449/0x710 [ 102.532558][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.532558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.532558][ T10] ___sys_sendmsg+0xee/0x170 [ 102.532558][ T10] __sys_sendmsg+0xcd/0x170 [ 102.532558][ T10] do_syscall_64+0xc6/0x1e0 [ 102.532558][ T10] [ 102.537263][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.537263][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 102.537263][ T10] ipv6_find_idev+0x102/0x170 [ 102.537263][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.537263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.537263][ T10] netlink_rcv_skb+0x130/0x360 [ 102.537263][ T10] netlink_unicast+0x449/0x710 [ 102.537263][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.537263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.537263][ T10] ___sys_sendmsg+0xee/0x170 [ 102.537263][ T10] __sys_sendmsg+0xcd/0x170 [ 102.537263][ T10] do_syscall_64+0xc6/0x1e0 [ 102.537263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.537263][ T10] [ 102.540890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 102.540890][ T10] neigh_parms_alloc+0x1e5/0x510 [ 102.540890][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 102.540890][ T10] ipv6_find_idev+0x102/0x170 [ 102.540890][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.540890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.540890][ T10] netlink_rcv_skb+0x130/0x360 [ 102.540890][ T10] netlink_unicast+0x449/0x710 [ 102.540890][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.540890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.540890][ T10] ___sys_sendmsg+0xee/0x170 [ 102.540890][ T10] __sys_sendmsg+0xcd/0x170 [ 102.540890][ T10] do_syscall_64+0xc6/0x1e0 [ 102.540890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.540890][ T10] [ 102.554886][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 102.555716][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 102.555716][ T10] dst_init+0x84/0x4a0 [ 102.555716][ T10] dst_alloc+0x97/0x150 [ 102.555716][ T10] ip6_dst_alloc+0x23/0x90 [ 102.555716][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 102.555716][ T10] ip6_pol_route+0x56f/0x840 [ 102.555716][ T10] fib6_rule_lookup+0x456/0x630 [ 102.555716][ T10] ip6_route_input+0x59c/0xa50 [ 102.555716][ T10] ipv6_rcv+0x397/0x810 [ 102.555716][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 102.555716][ T10] process_backlog+0x101/0x620 [ 102.555716][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 102.555716][ T10] net_rx_action+0x495/0xbe0 [ 102.555716][ T10] __do_softirq+0x1b5/0x7f6 [ 102.555716][ T10] [ 102.560022][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.560022][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 102.560022][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 102.560022][ T10] fib6_nh_init+0xa22/0x1580 [ 102.560022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.560022][ T10] ip6_route_add+0x1c/0x140 [ 102.560022][ T10] inet6_rtm_newroute+0x104/0x110 [ 102.560022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.560022][ T10] netlink_rcv_skb+0x130/0x360 [ 102.560022][ T10] netlink_unicast+0x449/0x710 [ 102.560022][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.560022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.560022][ T10] ___sys_sendmsg+0xee/0x170 [ 102.560022][ T10] __sys_sendmsg+0xcd/0x170 [ 102.560022][ T10] do_syscall_64+0xc6/0x1e0 [ 102.560022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.560022][ T10] [ 102.564962][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.564962][ T10] netdev_get_by_index+0x5e/0x80 [ 102.564962][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.564962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.564962][ T10] addrconf_f6i_alloc+0x265/0x560 [ 102.564962][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 102.564962][ T10] addrconf_join_anycast+0x1c0/0x220 [ 102.564962][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 102.564962][ T10] addrconf_dad_completed+0x12b/0xe20 [ 102.564962][ T10] addrconf_dad_begin+0x310/0x670 [ 102.564962][ T10] addrconf_dad_work+0x10b/0xab0 [ 102.564962][ T10] process_one_work+0x84d/0x18a0 [ 102.564962][ T10] worker_thread+0x587/0xd30 [ 102.564962][ T10] kthread+0x28a/0x350 [ 102.564962][ T10] ret_from_fork+0x31/0x70 [ 102.564962][ T10] ret_from_fork_asm+0x1a/0x30 [ 102.564962][ T10] [ 102.569844][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.569844][ T10] netdev_get_by_index+0x5e/0x80 [ 102.569844][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.569844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.569844][ T10] ip6_route_add+0x1c/0x140 [ 102.569844][ T10] addrconf_prefix_route+0x2a6/0x430 [ 102.569844][ T10] inet6_addr_add+0x4f8/0xa40 [ 102.569844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.569844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.569844][ T10] netlink_rcv_skb+0x130/0x360 [ 102.569844][ T10] netlink_unicast+0x449/0x710 [ 102.569844][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.569844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.569844][ T10] ___sys_sendmsg+0xee/0x170 [ 102.569844][ T10] __sys_sendmsg+0xcd/0x170 [ 102.569844][ T10] do_syscall_64+0xc6/0x1e0 [ 102.569844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.569844][ T10] [ 102.575191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.575191][ T10] netdev_get_by_index+0x5e/0x80 [ 102.575191][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.575191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.575191][ T10] addrconf_f6i_alloc+0x315/0x560 [ 102.575191][ T10] ipv6_add_addr+0x411/0x2000 [ 102.575191][ T10] inet6_addr_add+0x30e/0xa40 [ 102.575191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.575191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.575191][ T10] netlink_rcv_skb+0x130/0x360 [ 102.575191][ T10] netlink_unicast+0x449/0x710 [ 102.575191][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.575191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.575191][ T10] ___sys_sendmsg+0xee/0x170 [ 102.575191][ T10] __sys_sendmsg+0xcd/0x170 [ 102.575191][ T10] do_syscall_64+0xc6/0x1e0 [ 102.575191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.575191][ T10] [ 102.580874][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.580874][ T10] netdev_get_by_index+0x5e/0x80 [ 102.580874][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.580874][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.580874][ T10] ip6_route_add+0x1c/0x140 [ 102.580874][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 102.580874][ T10] addrconf_add_dev+0xe2/0x170 [ 102.580874][ T10] inet6_addr_add+0x12f/0xa40 [ 102.580874][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.580874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.580874][ T10] netlink_rcv_skb+0x130/0x360 [ 102.580874][ T10] netlink_unicast+0x449/0x710 [ 102.580874][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.580874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.580874][ T10] ___sys_sendmsg+0xee/0x170 [ 102.580874][ T10] __sys_sendmsg+0xcd/0x170 [ 102.580874][ T10] do_syscall_64+0xc6/0x1e0 [ 102.580874][ T10] [ 102.586413][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.586413][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 102.586413][ T10] ipv6_find_idev+0x102/0x170 [ 102.586413][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.586413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.586413][ T10] netlink_rcv_skb+0x130/0x360 [ 102.586413][ T10] netlink_unicast+0x449/0x710 [ 102.586413][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.586413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.586413][ T10] ___sys_sendmsg+0xee/0x170 [ 102.586413][ T10] __sys_sendmsg+0xcd/0x170 [ 102.586413][ T10] do_syscall_64+0xc6/0x1e0 [ 102.586413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.586413][ T10] [ 102.589697][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 102.589697][ T10] neigh_parms_alloc+0x1e5/0x510 [ 102.589697][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 102.589697][ T10] ipv6_find_idev+0x102/0x170 [ 102.589697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.589697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.589697][ T10] netlink_rcv_skb+0x130/0x360 [ 102.589697][ T10] netlink_unicast+0x449/0x710 [ 102.589697][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.589697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.589697][ T10] ___sys_sendmsg+0xee/0x170 [ 102.589697][ T10] __sys_sendmsg+0xcd/0x170 [ 102.589697][ T10] do_syscall_64+0xc6/0x1e0 [ 102.589697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.589697][ T10] [ 102.600818][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 102.602273][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 102.602273][ T10] netdev_get_by_index+0x5e/0x80 [ 102.602273][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.602273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.602273][ T10] ip6_route_add+0x1c/0x140 [ 102.602273][ T10] addrconf_prefix_route+0x2a6/0x430 [ 102.602273][ T10] inet6_addr_add+0x4f8/0xa40 [ 102.602273][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.602273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.602273][ T10] netlink_rcv_skb+0x130/0x360 [ 102.602273][ T10] netlink_unicast+0x449/0x710 [ 102.602273][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.602273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.602273][ T10] ___sys_sendmsg+0xee/0x170 [ 102.602273][ T10] __sys_sendmsg+0xcd/0x170 [ 102.602273][ T10] do_syscall_64+0xc6/0x1e0 [ 102.602273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.602273][ T10] [ 102.606729][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 102.606729][ T10] netdev_get_by_index+0x5e/0x80 [ 102.606729][ T10] fib6_nh_init+0x3d8/0x1580 [ 102.606729][ T10] ip6_route_info_create+0xf18/0x17d0 [ 102.606729][ T10] addrconf_f6i_alloc+0x315/0x560 [ 102.606729][ T10] ipv6_add_addr+0x411/0x2000 [ 102.606729][ T10] inet6_addr_add+0x30e/0xa40 [ 102.606729][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 102.606729][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.606729][ T10] netlink_rcv_skb+0x130/0x360 [ 102.606729][ T10] netlink_unicast+0x449/0x710 [ 102.606729][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.606729][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.606729][ T10] ___sys_sendmsg+0xee/0x170 [ 102.606729][ T10] __sys_sendmsg+0xcd/0x170 [ 102.606729][ T10] do_syscall_64+0xc6/0x1e0 [ 102.606729][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.606729][ T10] [ 102.611996][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 102.611996][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 102.611996][ T10] ipv6_find_idev+0x102/0x170 [ 102.611996][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.611996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.611996][ T10] netlink_rcv_skb+0x130/0x360 [ 102.611996][ T10] netlink_unicast+0x449/0x710 [ 102.611996][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.611996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.611996][ T10] ___sys_sendmsg+0xee/0x170 [ 102.611996][ T10] __sys_sendmsg+0xcd/0x170 [ 102.611996][ T10] do_syscall_64+0xc6/0x1e0 [ 102.611996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.611996][ T10] [ 102.616402][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 102.616402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 102.616402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 102.616402][ T10] ipv6_find_idev+0x102/0x170 [ 102.616402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 102.616402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 102.616402][ T10] netlink_rcv_skb+0x130/0x360 [ 102.616402][ T10] netlink_unicast+0x449/0x710 [ 102.616402][ T10] netlink_sendmsg+0x723/0xbe0 [ 102.616402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 102.616402][ T10] ___sys_sendmsg+0xee/0x170 [ 102.616402][ T10] __sys_sendmsg+0xcd/0x170 [ 102.616402][ T10] do_syscall_64+0xc6/0x1e0 [ 102.616402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 102.616402][ T10] [ 112.361502][ T613] veth0: renamed from veth1 [ 112.776995][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 112.777339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.777339][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 112.777339][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 112.777339][ T10] fib6_nh_init+0xa22/0x1580 [ 112.777339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.777339][ T10] ip6_route_add+0x1c/0x140 [ 112.777339][ T10] inet6_rtm_newroute+0x104/0x110 [ 112.777339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.777339][ T10] netlink_rcv_skb+0x130/0x360 [ 112.777339][ T10] netlink_unicast+0x449/0x710 [ 112.777339][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.777339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.777339][ T10] ___sys_sendmsg+0xee/0x170 [ 112.777339][ T10] __sys_sendmsg+0xcd/0x170 [ 112.777339][ T10] do_syscall_64+0xc6/0x1e0 [ 112.777339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.777339][ T10] [ 112.779416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.779416][ T10] dst_init+0x84/0x4a0 [ 112.779416][ T10] dst_alloc+0x97/0x150 [ 112.779416][ T10] ip6_dst_alloc+0x23/0x90 [ 112.779416][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 112.779416][ T10] ip6_pol_route+0x56f/0x840 [ 112.779416][ T10] fib6_rule_lookup+0x456/0x630 [ 112.779416][ T10] ip6_route_input+0x59c/0xa50 [ 112.779416][ T10] ipv6_rcv+0x397/0x810 [ 112.779416][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 112.779416][ T10] process_backlog+0x101/0x620 [ 112.779416][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 112.779416][ T10] net_rx_action+0x495/0xbe0 [ 112.779416][ T10] __do_softirq+0x1b5/0x7f6 [ 112.779416][ T10] [ 112.781288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.781288][ T10] netdev_get_by_index+0x5e/0x80 [ 112.781288][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.781288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.781288][ T10] addrconf_f6i_alloc+0x265/0x560 [ 112.781288][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 112.781288][ T10] addrconf_join_anycast+0x1c0/0x220 [ 112.781288][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 112.781288][ T10] addrconf_dad_completed+0x12b/0xe20 [ 112.781288][ T10] addrconf_dad_begin+0x310/0x670 [ 112.781288][ T10] addrconf_dad_work+0x10b/0xab0 [ 112.781288][ T10] process_one_work+0x84d/0x18a0 [ 112.781288][ T10] worker_thread+0x587/0xd30 [ 112.781288][ T10] kthread+0x28a/0x350 [ 112.781288][ T10] ret_from_fork+0x31/0x70 [ 112.781288][ T10] ret_from_fork_asm+0x1a/0x30 [ 112.781288][ T10] [ 112.783484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.783484][ T10] netdev_get_by_index+0x5e/0x80 [ 112.783484][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.783484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.783484][ T10] ip6_route_add+0x1c/0x140 [ 112.783484][ T10] addrconf_prefix_route+0x2a6/0x430 [ 112.783484][ T10] inet6_addr_add+0x4f8/0xa40 [ 112.783484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.783484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.783484][ T10] netlink_rcv_skb+0x130/0x360 [ 112.783484][ T10] netlink_unicast+0x449/0x710 [ 112.783484][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.783484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.783484][ T10] ___sys_sendmsg+0xee/0x170 [ 112.783484][ T10] __sys_sendmsg+0xcd/0x170 [ 112.783484][ T10] do_syscall_64+0xc6/0x1e0 [ 112.783484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.783484][ T10] [ 112.785736][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.785736][ T10] netdev_get_by_index+0x5e/0x80 [ 112.785736][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.785736][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.785736][ T10] addrconf_f6i_alloc+0x315/0x560 [ 112.785736][ T10] ipv6_add_addr+0x411/0x2000 [ 112.785736][ T10] inet6_addr_add+0x30e/0xa40 [ 112.785736][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.785736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.785736][ T10] netlink_rcv_skb+0x130/0x360 [ 112.785736][ T10] netlink_unicast+0x449/0x710 [ 112.785736][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.785736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.785736][ T10] ___sys_sendmsg+0xee/0x170 [ 112.785736][ T10] __sys_sendmsg+0xcd/0x170 [ 112.785736][ T10] do_syscall_64+0xc6/0x1e0 [ 112.785736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.785736][ T10] [ 112.787976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.787976][ T10] netdev_get_by_index+0x5e/0x80 [ 112.787976][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.787976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.787976][ T10] ip6_route_add+0x1c/0x140 [ 112.787976][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 112.787976][ T10] addrconf_add_dev+0xe2/0x170 [ 112.787976][ T10] inet6_addr_add+0x12f/0xa40 [ 112.787976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.787976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.787976][ T10] netlink_rcv_skb+0x130/0x360 [ 112.787976][ T10] netlink_unicast+0x449/0x710 [ 112.787976][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.787976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.787976][ T10] ___sys_sendmsg+0xee/0x170 [ 112.787976][ T10] __sys_sendmsg+0xcd/0x170 [ 112.787976][ T10] do_syscall_64+0xc6/0x1e0 [ 112.787976][ T10] [ 112.790060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.790060][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 112.790060][ T10] ipv6_find_idev+0x102/0x170 [ 112.790060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.790060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.790060][ T10] netlink_rcv_skb+0x130/0x360 [ 112.790060][ T10] netlink_unicast+0x449/0x710 [ 112.790060][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.790060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.790060][ T10] ___sys_sendmsg+0xee/0x170 [ 112.790060][ T10] __sys_sendmsg+0xcd/0x170 [ 112.790060][ T10] do_syscall_64+0xc6/0x1e0 [ 112.790060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.790060][ T10] [ 112.791836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 112.791836][ T10] neigh_parms_alloc+0x1e5/0x510 [ 112.791836][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 112.791836][ T10] ipv6_find_idev+0x102/0x170 [ 112.791836][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.791836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.791836][ T10] netlink_rcv_skb+0x130/0x360 [ 112.791836][ T10] netlink_unicast+0x449/0x710 [ 112.791836][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.791836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.791836][ T10] ___sys_sendmsg+0xee/0x170 [ 112.791836][ T10] __sys_sendmsg+0xcd/0x170 [ 112.791836][ T10] do_syscall_64+0xc6/0x1e0 [ 112.791836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.791836][ T10] [ 112.793939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 112.794290][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 112.794290][ T10] dst_init+0x84/0x4a0 [ 112.794290][ T10] dst_alloc+0x97/0x150 [ 112.794290][ T10] ip6_dst_alloc+0x23/0x90 [ 112.794290][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 112.794290][ T10] ip6_pol_route+0x56f/0x840 [ 112.794290][ T10] fib6_rule_lookup+0x456/0x630 [ 112.794290][ T10] ip6_route_input+0x59c/0xa50 [ 112.794290][ T10] ipv6_rcv+0x397/0x810 [ 112.794290][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 112.794290][ T10] process_backlog+0x101/0x620 [ 112.794290][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 112.794290][ T10] net_rx_action+0x495/0xbe0 [ 112.794290][ T10] __do_softirq+0x1b5/0x7f6 [ 112.794290][ T10] [ 112.796065][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.796065][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 112.796065][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 112.796065][ T10] fib6_nh_init+0xa22/0x1580 [ 112.796065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.796065][ T10] ip6_route_add+0x1c/0x140 [ 112.796065][ T10] inet6_rtm_newroute+0x104/0x110 [ 112.796065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.796065][ T10] netlink_rcv_skb+0x130/0x360 [ 112.796065][ T10] netlink_unicast+0x449/0x710 [ 112.796065][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.796065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.796065][ T10] ___sys_sendmsg+0xee/0x170 [ 112.796065][ T10] __sys_sendmsg+0xcd/0x170 [ 112.796065][ T10] do_syscall_64+0xc6/0x1e0 [ 112.796065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.796065][ T10] [ 112.798280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.798280][ T10] netdev_get_by_index+0x5e/0x80 [ 112.798280][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.798280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.798280][ T10] addrconf_f6i_alloc+0x265/0x560 [ 112.798280][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 112.798280][ T10] addrconf_join_anycast+0x1c0/0x220 [ 112.798280][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 112.798280][ T10] addrconf_dad_completed+0x12b/0xe20 [ 112.798280][ T10] addrconf_dad_begin+0x310/0x670 [ 112.798280][ T10] addrconf_dad_work+0x10b/0xab0 [ 112.798280][ T10] process_one_work+0x84d/0x18a0 [ 112.798280][ T10] worker_thread+0x587/0xd30 [ 112.798280][ T10] kthread+0x28a/0x350 [ 112.798280][ T10] ret_from_fork+0x31/0x70 [ 112.798280][ T10] ret_from_fork_asm+0x1a/0x30 [ 112.798280][ T10] [ 112.800541][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.800541][ T10] netdev_get_by_index+0x5e/0x80 [ 112.800541][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.800541][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.800541][ T10] ip6_route_add+0x1c/0x140 [ 112.800541][ T10] addrconf_prefix_route+0x2a6/0x430 [ 112.800541][ T10] inet6_addr_add+0x4f8/0xa40 [ 112.800541][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.800541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.800541][ T10] netlink_rcv_skb+0x130/0x360 [ 112.800541][ T10] netlink_unicast+0x449/0x710 [ 112.800541][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.800541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.800541][ T10] ___sys_sendmsg+0xee/0x170 [ 112.800541][ T10] __sys_sendmsg+0xcd/0x170 [ 112.800541][ T10] do_syscall_64+0xc6/0x1e0 [ 112.800541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.800541][ T10] [ 112.802858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.802858][ T10] netdev_get_by_index+0x5e/0x80 [ 112.802858][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.802858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.802858][ T10] addrconf_f6i_alloc+0x315/0x560 [ 112.802858][ T10] ipv6_add_addr+0x411/0x2000 [ 112.802858][ T10] inet6_addr_add+0x30e/0xa40 [ 112.802858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.802858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.802858][ T10] netlink_rcv_skb+0x130/0x360 [ 112.802858][ T10] netlink_unicast+0x449/0x710 [ 112.802858][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.802858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.802858][ T10] ___sys_sendmsg+0xee/0x170 [ 112.802858][ T10] __sys_sendmsg+0xcd/0x170 [ 112.802858][ T10] do_syscall_64+0xc6/0x1e0 [ 112.802858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.802858][ T10] [ 112.805365][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.805365][ T10] netdev_get_by_index+0x5e/0x80 [ 112.805365][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.805365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.805365][ T10] ip6_route_add+0x1c/0x140 [ 112.805365][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 112.805365][ T10] addrconf_add_dev+0xe2/0x170 [ 112.805365][ T10] inet6_addr_add+0x12f/0xa40 [ 112.805365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.805365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.805365][ T10] netlink_rcv_skb+0x130/0x360 [ 112.805365][ T10] netlink_unicast+0x449/0x710 [ 112.805365][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.805365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.805365][ T10] ___sys_sendmsg+0xee/0x170 [ 112.805365][ T10] __sys_sendmsg+0xcd/0x170 [ 112.805365][ T10] do_syscall_64+0xc6/0x1e0 [ 112.805365][ T10] [ 112.807697][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.807697][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 112.807697][ T10] ipv6_find_idev+0x102/0x170 [ 112.807697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.807697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.807697][ T10] netlink_rcv_skb+0x130/0x360 [ 112.807697][ T10] netlink_unicast+0x449/0x710 [ 112.807697][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.807697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.807697][ T10] ___sys_sendmsg+0xee/0x170 [ 112.807697][ T10] __sys_sendmsg+0xcd/0x170 [ 112.807697][ T10] do_syscall_64+0xc6/0x1e0 [ 112.807697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.807697][ T10] [ 112.809629][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 112.809629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 112.809629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 112.809629][ T10] ipv6_find_idev+0x102/0x170 [ 112.809629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.809629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.809629][ T10] netlink_rcv_skb+0x130/0x360 [ 112.809629][ T10] netlink_unicast+0x449/0x710 [ 112.809629][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.809629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.809629][ T10] ___sys_sendmsg+0xee/0x170 [ 112.809629][ T10] __sys_sendmsg+0xcd/0x170 [ 112.809629][ T10] do_syscall_64+0xc6/0x1e0 [ 112.809629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.809629][ T10] [ 112.811600][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 112.811863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 112.811863][ T10] netdev_get_by_index+0x5e/0x80 [ 112.811863][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.811863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.811863][ T10] ip6_route_add+0x1c/0x140 [ 112.811863][ T10] addrconf_prefix_route+0x2a6/0x430 [ 112.811863][ T10] inet6_addr_add+0x4f8/0xa40 [ 112.811863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.811863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.811863][ T10] netlink_rcv_skb+0x130/0x360 [ 112.811863][ T10] netlink_unicast+0x449/0x710 [ 112.811863][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.811863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.811863][ T10] ___sys_sendmsg+0xee/0x170 [ 112.811863][ T10] __sys_sendmsg+0xcd/0x170 [ 112.811863][ T10] do_syscall_64+0xc6/0x1e0 [ 112.811863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.811863][ T10] [ 112.814281][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 112.814281][ T10] netdev_get_by_index+0x5e/0x80 [ 112.814281][ T10] fib6_nh_init+0x3d8/0x1580 [ 112.814281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 112.814281][ T10] addrconf_f6i_alloc+0x315/0x560 [ 112.814281][ T10] ipv6_add_addr+0x411/0x2000 [ 112.814281][ T10] inet6_addr_add+0x30e/0xa40 [ 112.814281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 112.814281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.814281][ T10] netlink_rcv_skb+0x130/0x360 [ 112.814281][ T10] netlink_unicast+0x449/0x710 [ 112.814281][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.814281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.814281][ T10] ___sys_sendmsg+0xee/0x170 [ 112.814281][ T10] __sys_sendmsg+0xcd/0x170 [ 112.814281][ T10] do_syscall_64+0xc6/0x1e0 [ 112.814281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.814281][ T10] [ 112.816621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 112.816621][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 112.816621][ T10] ipv6_find_idev+0x102/0x170 [ 112.816621][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.816621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.816621][ T10] netlink_rcv_skb+0x130/0x360 [ 112.816621][ T10] netlink_unicast+0x449/0x710 [ 112.816621][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.816621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.816621][ T10] ___sys_sendmsg+0xee/0x170 [ 112.816621][ T10] __sys_sendmsg+0xcd/0x170 [ 112.816621][ T10] do_syscall_64+0xc6/0x1e0 [ 112.816621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.816621][ T10] [ 112.818442][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 112.818442][ T10] neigh_parms_alloc+0x1e5/0x510 [ 112.818442][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 112.818442][ T10] ipv6_find_idev+0x102/0x170 [ 112.818442][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 112.818442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 112.818442][ T10] netlink_rcv_skb+0x130/0x360 [ 112.818442][ T10] netlink_unicast+0x449/0x710 [ 112.818442][ T10] netlink_sendmsg+0x723/0xbe0 [ 112.818442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 112.818442][ T10] ___sys_sendmsg+0xee/0x170 [ 112.818442][ T10] __sys_sendmsg+0xcd/0x170 [ 112.818442][ T10] do_syscall_64+0xc6/0x1e0 [ 112.818442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 112.818442][ T10] [ 116.237750][ T641] br0: port 1(vx0) entered blocking state [ 116.238027][ T641] br0: port 1(vx0) entered disabled state [ 116.238200][ T641] vx0: entered allmulticast mode [ 116.239399][ T641] vx0: entered promiscuous mode [ 116.241266][ T641] br0: port 1(vx0) entered blocking state [ 116.241432][ T641] br0: port 1(vx0) entered forwarding state [ 121.514428][ T671] br0: port 1(vx0) entered blocking state [ 121.514700][ T671] br0: port 1(vx0) entered disabled state [ 121.514894][ T671] vx0: entered allmulticast mode [ 121.516040][ T671] vx0: entered promiscuous mode [ 121.517865][ T671] br0: port 1(vx0) entered blocking state [ 121.518034][ T671] br0: port 1(vx0) entered forwarding state [ 122.983823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 122.984138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.984138][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 122.984138][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 122.984138][ T10] fib6_nh_init+0xa22/0x1580 [ 122.984138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 122.984138][ T10] ip6_route_add+0x1c/0x140 [ 122.984138][ T10] inet6_rtm_newroute+0x104/0x110 [ 122.984138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.984138][ T10] netlink_rcv_skb+0x130/0x360 [ 122.984138][ T10] netlink_unicast+0x449/0x710 [ 122.984138][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.984138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.984138][ T10] ___sys_sendmsg+0xee/0x170 [ 122.984138][ T10] __sys_sendmsg+0xcd/0x170 [ 122.984138][ T10] do_syscall_64+0xc6/0x1e0 [ 122.984138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 122.984138][ T10] [ 122.986097][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.986097][ T10] dst_init+0x84/0x4a0 [ 122.986097][ T10] dst_alloc+0x97/0x150 [ 122.986097][ T10] ip6_dst_alloc+0x23/0x90 [ 122.986097][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 122.986097][ T10] ip6_pol_route+0x56f/0x840 [ 122.986097][ T10] fib6_rule_lookup+0x456/0x630 [ 122.986097][ T10] ip6_route_input+0x59c/0xa50 [ 122.986097][ T10] ipv6_rcv+0x397/0x810 [ 122.986097][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 122.986097][ T10] process_backlog+0x101/0x620 [ 122.986097][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 122.986097][ T10] net_rx_action+0x495/0xbe0 [ 122.986097][ T10] __do_softirq+0x1b5/0x7f6 [ 122.986097][ T10] [ 122.987816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.987816][ T10] netdev_get_by_index+0x5e/0x80 [ 122.987816][ T10] fib6_nh_init+0x3d8/0x1580 [ 122.987816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 122.987816][ T10] addrconf_f6i_alloc+0x265/0x560 [ 122.987816][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 122.987816][ T10] addrconf_join_anycast+0x1c0/0x220 [ 122.987816][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 122.987816][ T10] addrconf_dad_completed+0x12b/0xe20 [ 122.987816][ T10] addrconf_dad_begin+0x310/0x670 [ 122.987816][ T10] addrconf_dad_work+0x10b/0xab0 [ 122.987816][ T10] process_one_work+0x84d/0x18a0 [ 122.987816][ T10] worker_thread+0x587/0xd30 [ 122.987816][ T10] kthread+0x28a/0x350 [ 122.987816][ T10] ret_from_fork+0x31/0x70 [ 122.987816][ T10] ret_from_fork_asm+0x1a/0x30 [ 122.987816][ T10] [ 122.989800][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.989800][ T10] netdev_get_by_index+0x5e/0x80 [ 122.989800][ T10] fib6_nh_init+0x3d8/0x1580 [ 122.989800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 122.989800][ T10] ip6_route_add+0x1c/0x140 [ 122.989800][ T10] addrconf_prefix_route+0x2a6/0x430 [ 122.989800][ T10] inet6_addr_add+0x4f8/0xa40 [ 122.989800][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 122.989800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.989800][ T10] netlink_rcv_skb+0x130/0x360 [ 122.989800][ T10] netlink_unicast+0x449/0x710 [ 122.989800][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.989800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.989800][ T10] ___sys_sendmsg+0xee/0x170 [ 122.989800][ T10] __sys_sendmsg+0xcd/0x170 [ 122.989800][ T10] do_syscall_64+0xc6/0x1e0 [ 122.989800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 122.989800][ T10] [ 122.991890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.991890][ T10] netdev_get_by_index+0x5e/0x80 [ 122.991890][ T10] fib6_nh_init+0x3d8/0x1580 [ 122.991890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 122.991890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 122.991890][ T10] ipv6_add_addr+0x411/0x2000 [ 122.991890][ T10] inet6_addr_add+0x30e/0xa40 [ 122.991890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 122.991890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.991890][ T10] netlink_rcv_skb+0x130/0x360 [ 122.991890][ T10] netlink_unicast+0x449/0x710 [ 122.991890][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.991890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.991890][ T10] ___sys_sendmsg+0xee/0x170 [ 122.991890][ T10] __sys_sendmsg+0xcd/0x170 [ 122.991890][ T10] do_syscall_64+0xc6/0x1e0 [ 122.991890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 122.991890][ T10] [ 122.993953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.993953][ T10] netdev_get_by_index+0x5e/0x80 [ 122.993953][ T10] fib6_nh_init+0x3d8/0x1580 [ 122.993953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 122.993953][ T10] ip6_route_add+0x1c/0x140 [ 122.993953][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 122.993953][ T10] addrconf_add_dev+0xe2/0x170 [ 122.993953][ T10] inet6_addr_add+0x12f/0xa40 [ 122.993953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 122.993953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.993953][ T10] netlink_rcv_skb+0x130/0x360 [ 122.993953][ T10] netlink_unicast+0x449/0x710 [ 122.993953][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.993953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.993953][ T10] ___sys_sendmsg+0xee/0x170 [ 122.993953][ T10] __sys_sendmsg+0xcd/0x170 [ 122.993953][ T10] do_syscall_64+0xc6/0x1e0 [ 122.993953][ T10] [ 122.996135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.996135][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 122.996135][ T10] ipv6_find_idev+0x102/0x170 [ 122.996135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 122.996135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.996135][ T10] netlink_rcv_skb+0x130/0x360 [ 122.996135][ T10] netlink_unicast+0x449/0x710 [ 122.996135][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.996135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.996135][ T10] ___sys_sendmsg+0xee/0x170 [ 122.996135][ T10] __sys_sendmsg+0xcd/0x170 [ 122.996135][ T10] do_syscall_64+0xc6/0x1e0 [ 122.996135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 122.996135][ T10] [ 122.997862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 122.997862][ T10] neigh_parms_alloc+0x1e5/0x510 [ 122.997862][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 122.997862][ T10] ipv6_find_idev+0x102/0x170 [ 122.997862][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 122.997862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 122.997862][ T10] netlink_rcv_skb+0x130/0x360 [ 122.997862][ T10] netlink_unicast+0x449/0x710 [ 122.997862][ T10] netlink_sendmsg+0x723/0xbe0 [ 122.997862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 122.997862][ T10] ___sys_sendmsg+0xee/0x170 [ 122.997862][ T10] __sys_sendmsg+0xcd/0x170 [ 122.997862][ T10] do_syscall_64+0xc6/0x1e0 [ 122.997862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 122.997862][ T10] [ 122.999756][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 123.000088][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 123.000088][ T10] dst_init+0x84/0x4a0 [ 123.000088][ T10] dst_alloc+0x97/0x150 [ 123.000088][ T10] ip6_dst_alloc+0x23/0x90 [ 123.000088][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 123.000088][ T10] ip6_pol_route+0x56f/0x840 [ 123.000088][ T10] fib6_rule_lookup+0x456/0x630 [ 123.000088][ T10] ip6_route_input+0x59c/0xa50 [ 123.000088][ T10] ipv6_rcv+0x397/0x810 [ 123.000088][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 123.000088][ T10] process_backlog+0x101/0x620 [ 123.000088][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 123.000088][ T10] net_rx_action+0x495/0xbe0 [ 123.000088][ T10] __do_softirq+0x1b5/0x7f6 [ 123.000088][ T10] [ 123.001894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.001894][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 123.001894][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 123.001894][ T10] fib6_nh_init+0xa22/0x1580 [ 123.001894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.001894][ T10] ip6_route_add+0x1c/0x140 [ 123.001894][ T10] inet6_rtm_newroute+0x104/0x110 [ 123.001894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.001894][ T10] netlink_rcv_skb+0x130/0x360 [ 123.001894][ T10] netlink_unicast+0x449/0x710 [ 123.001894][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.001894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.001894][ T10] ___sys_sendmsg+0xee/0x170 [ 123.001894][ T10] __sys_sendmsg+0xcd/0x170 [ 123.001894][ T10] do_syscall_64+0xc6/0x1e0 [ 123.001894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.001894][ T10] [ 123.003907][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.003907][ T10] netdev_get_by_index+0x5e/0x80 [ 123.003907][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.003907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.003907][ T10] addrconf_f6i_alloc+0x265/0x560 [ 123.003907][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 123.003907][ T10] addrconf_join_anycast+0x1c0/0x220 [ 123.003907][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 123.003907][ T10] addrconf_dad_completed+0x12b/0xe20 [ 123.003907][ T10] addrconf_dad_begin+0x310/0x670 [ 123.003907][ T10] addrconf_dad_work+0x10b/0xab0 [ 123.003907][ T10] process_one_work+0x84d/0x18a0 [ 123.003907][ T10] worker_thread+0x587/0xd30 [ 123.003907][ T10] kthread+0x28a/0x350 [ 123.003907][ T10] ret_from_fork+0x31/0x70 [ 123.003907][ T10] ret_from_fork_asm+0x1a/0x30 [ 123.003907][ T10] [ 123.006129][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.006129][ T10] netdev_get_by_index+0x5e/0x80 [ 123.006129][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.006129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.006129][ T10] ip6_route_add+0x1c/0x140 [ 123.006129][ T10] addrconf_prefix_route+0x2a6/0x430 [ 123.006129][ T10] inet6_addr_add+0x4f8/0xa40 [ 123.006129][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 123.006129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.006129][ T10] netlink_rcv_skb+0x130/0x360 [ 123.006129][ T10] netlink_unicast+0x449/0x710 [ 123.006129][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.006129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.006129][ T10] ___sys_sendmsg+0xee/0x170 [ 123.006129][ T10] __sys_sendmsg+0xcd/0x170 [ 123.006129][ T10] do_syscall_64+0xc6/0x1e0 [ 123.006129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.006129][ T10] [ 123.008438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.008438][ T10] netdev_get_by_index+0x5e/0x80 [ 123.008438][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.008438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.008438][ T10] addrconf_f6i_alloc+0x315/0x560 [ 123.008438][ T10] ipv6_add_addr+0x411/0x2000 [ 123.008438][ T10] inet6_addr_add+0x30e/0xa40 [ 123.008438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 123.008438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.008438][ T10] netlink_rcv_skb+0x130/0x360 [ 123.008438][ T10] netlink_unicast+0x449/0x710 [ 123.008438][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.008438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.008438][ T10] ___sys_sendmsg+0xee/0x170 [ 123.008438][ T10] __sys_sendmsg+0xcd/0x170 [ 123.008438][ T10] do_syscall_64+0xc6/0x1e0 [ 123.008438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.008438][ T10] [ 123.010816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.010816][ T10] netdev_get_by_index+0x5e/0x80 [ 123.010816][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.010816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.010816][ T10] ip6_route_add+0x1c/0x140 [ 123.010816][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 123.010816][ T10] addrconf_add_dev+0xe2/0x170 [ 123.010816][ T10] inet6_addr_add+0x12f/0xa40 [ 123.010816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 123.010816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.010816][ T10] netlink_rcv_skb+0x130/0x360 [ 123.010816][ T10] netlink_unicast+0x449/0x710 [ 123.010816][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.010816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.010816][ T10] ___sys_sendmsg+0xee/0x170 [ 123.010816][ T10] __sys_sendmsg+0xcd/0x170 [ 123.010816][ T10] do_syscall_64+0xc6/0x1e0 [ 123.010816][ T10] [ 123.013102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.013102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 123.013102][ T10] ipv6_find_idev+0x102/0x170 [ 123.013102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 123.013102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.013102][ T10] netlink_rcv_skb+0x130/0x360 [ 123.013102][ T10] netlink_unicast+0x449/0x710 [ 123.013102][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.013102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.013102][ T10] ___sys_sendmsg+0xee/0x170 [ 123.013102][ T10] __sys_sendmsg+0xcd/0x170 [ 123.013102][ T10] do_syscall_64+0xc6/0x1e0 [ 123.013102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.013102][ T10] [ 123.014837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 123.014837][ T10] neigh_parms_alloc+0x1e5/0x510 [ 123.014837][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 123.014837][ T10] ipv6_find_idev+0x102/0x170 [ 123.014837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 123.014837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.014837][ T10] netlink_rcv_skb+0x130/0x360 [ 123.014837][ T10] netlink_unicast+0x449/0x710 [ 123.014837][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.014837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.014837][ T10] ___sys_sendmsg+0xee/0x170 [ 123.014837][ T10] __sys_sendmsg+0xcd/0x170 [ 123.014837][ T10] do_syscall_64+0xc6/0x1e0 [ 123.014837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.014837][ T10] [ 123.016770][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 123.017524][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 123.017524][ T10] netdev_get_by_index+0x5e/0x80 [ 123.017524][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.017524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.017524][ T10] ip6_route_add+0x1c/0x140 [ 123.017524][ T10] addrconf_prefix_route+0x2a6/0x430 [ 123.017524][ T10] inet6_addr_add+0x4f8/0xa40 [ 123.017524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 123.017524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.017524][ T10] netlink_rcv_skb+0x130/0x360 [ 123.017524][ T10] netlink_unicast+0x449/0x710 [ 123.017524][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.017524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.017524][ T10] ___sys_sendmsg+0xee/0x170 [ 123.017524][ T10] __sys_sendmsg+0xcd/0x170 [ 123.017524][ T10] do_syscall_64+0xc6/0x1e0 [ 123.017524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.017524][ T10] [ 123.019591][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 123.019591][ T10] netdev_get_by_index+0x5e/0x80 [ 123.019591][ T10] fib6_nh_init+0x3d8/0x1580 [ 123.019591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 123.019591][ T10] addrconf_f6i_alloc+0x315/0x560 [ 123.019591][ T10] ipv6_add_addr+0x411/0x2000 [ 123.019591][ T10] inet6_addr_add+0x30e/0xa40 [ 123.019591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 123.019591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.019591][ T10] netlink_rcv_skb+0x130/0x360 [ 123.019591][ T10] netlink_unicast+0x449/0x710 [ 123.019591][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.019591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.019591][ T10] ___sys_sendmsg+0xee/0x170 [ 123.019591][ T10] __sys_sendmsg+0xcd/0x170 [ 123.019591][ T10] do_syscall_64+0xc6/0x1e0 [ 123.019591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.019591][ T10] [ 123.021610][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 123.021610][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 123.021610][ T10] ipv6_find_idev+0x102/0x170 [ 123.021610][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 123.021610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.021610][ T10] netlink_rcv_skb+0x130/0x360 [ 123.021610][ T10] netlink_unicast+0x449/0x710 [ 123.021610][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.021610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.021610][ T10] ___sys_sendmsg+0xee/0x170 [ 123.021610][ T10] __sys_sendmsg+0xcd/0x170 [ 123.021610][ T10] do_syscall_64+0xc6/0x1e0 [ 123.021610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.021610][ T10] [ 123.023168][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 123.023168][ T10] neigh_parms_alloc+0x1e5/0x510 [ 123.023168][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 123.023168][ T10] ipv6_find_idev+0x102/0x170 [ 123.023168][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 123.023168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 123.023168][ T10] netlink_rcv_skb+0x130/0x360 [ 123.023168][ T10] netlink_unicast+0x449/0x710 [ 123.023168][ T10] netlink_sendmsg+0x723/0xbe0 [ 123.023168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 123.023168][ T10] ___sys_sendmsg+0xee/0x170 [ 123.023168][ T10] __sys_sendmsg+0xcd/0x170 [ 123.023168][ T10] do_syscall_64+0xc6/0x1e0 [ 123.023168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 123.023168][ T10] [ 133.054837][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 133.055153][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.055153][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 133.055153][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 133.055153][ T10] fib6_nh_init+0xa22/0x1580 [ 133.055153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.055153][ T10] ip6_route_add+0x1c/0x140 [ 133.055153][ T10] inet6_rtm_newroute+0x104/0x110 [ 133.055153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.055153][ T10] netlink_rcv_skb+0x130/0x360 [ 133.055153][ T10] netlink_unicast+0x449/0x710 [ 133.055153][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.055153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.055153][ T10] ___sys_sendmsg+0xee/0x170 [ 133.055153][ T10] __sys_sendmsg+0xcd/0x170 [ 133.055153][ T10] do_syscall_64+0xc6/0x1e0 [ 133.055153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.055153][ T10] [ 133.057121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.057121][ T10] dst_init+0x84/0x4a0 [ 133.057121][ T10] dst_alloc+0x97/0x150 [ 133.057121][ T10] ip6_dst_alloc+0x23/0x90 [ 133.057121][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 133.057121][ T10] ip6_pol_route+0x56f/0x840 [ 133.057121][ T10] fib6_rule_lookup+0x456/0x630 [ 133.057121][ T10] ip6_route_input+0x59c/0xa50 [ 133.057121][ T10] ipv6_rcv+0x397/0x810 [ 133.057121][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 133.057121][ T10] process_backlog+0x101/0x620 [ 133.057121][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 133.057121][ T10] net_rx_action+0x495/0xbe0 [ 133.057121][ T10] __do_softirq+0x1b5/0x7f6 [ 133.057121][ T10] [ 133.058819][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.058819][ T10] netdev_get_by_index+0x5e/0x80 [ 133.058819][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.058819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.058819][ T10] addrconf_f6i_alloc+0x265/0x560 [ 133.058819][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 133.058819][ T10] addrconf_join_anycast+0x1c0/0x220 [ 133.058819][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 133.058819][ T10] addrconf_dad_completed+0x12b/0xe20 [ 133.058819][ T10] addrconf_dad_begin+0x310/0x670 [ 133.058819][ T10] addrconf_dad_work+0x10b/0xab0 [ 133.058819][ T10] process_one_work+0x84d/0x18a0 [ 133.058819][ T10] worker_thread+0x587/0xd30 [ 133.058819][ T10] kthread+0x28a/0x350 [ 133.058819][ T10] ret_from_fork+0x31/0x70 [ 133.058819][ T10] ret_from_fork_asm+0x1a/0x30 [ 133.058819][ T10] [ 133.060781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.060781][ T10] netdev_get_by_index+0x5e/0x80 [ 133.060781][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.060781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.060781][ T10] ip6_route_add+0x1c/0x140 [ 133.060781][ T10] addrconf_prefix_route+0x2a6/0x430 [ 133.060781][ T10] inet6_addr_add+0x4f8/0xa40 [ 133.060781][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.060781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.060781][ T10] netlink_rcv_skb+0x130/0x360 [ 133.060781][ T10] netlink_unicast+0x449/0x710 [ 133.060781][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.060781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.060781][ T10] ___sys_sendmsg+0xee/0x170 [ 133.060781][ T10] __sys_sendmsg+0xcd/0x170 [ 133.060781][ T10] do_syscall_64+0xc6/0x1e0 [ 133.060781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.060781][ T10] [ 133.062829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.062829][ T10] netdev_get_by_index+0x5e/0x80 [ 133.062829][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.062829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.062829][ T10] addrconf_f6i_alloc+0x315/0x560 [ 133.062829][ T10] ipv6_add_addr+0x411/0x2000 [ 133.062829][ T10] inet6_addr_add+0x30e/0xa40 [ 133.062829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.062829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.062829][ T10] netlink_rcv_skb+0x130/0x360 [ 133.062829][ T10] netlink_unicast+0x449/0x710 [ 133.062829][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.062829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.062829][ T10] ___sys_sendmsg+0xee/0x170 [ 133.062829][ T10] __sys_sendmsg+0xcd/0x170 [ 133.062829][ T10] do_syscall_64+0xc6/0x1e0 [ 133.062829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.062829][ T10] [ 133.064928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.064928][ T10] netdev_get_by_index+0x5e/0x80 [ 133.064928][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.064928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.064928][ T10] ip6_route_add+0x1c/0x140 [ 133.064928][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 133.064928][ T10] addrconf_add_dev+0xe2/0x170 [ 133.064928][ T10] inet6_addr_add+0x12f/0xa40 [ 133.064928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.064928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.064928][ T10] netlink_rcv_skb+0x130/0x360 [ 133.064928][ T10] netlink_unicast+0x449/0x710 [ 133.064928][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.064928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.064928][ T10] ___sys_sendmsg+0xee/0x170 [ 133.064928][ T10] __sys_sendmsg+0xcd/0x170 [ 133.064928][ T10] do_syscall_64+0xc6/0x1e0 [ 133.064928][ T10] [ 133.067112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.067112][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 133.067112][ T10] ipv6_find_idev+0x102/0x170 [ 133.067112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.067112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.067112][ T10] netlink_rcv_skb+0x130/0x360 [ 133.067112][ T10] netlink_unicast+0x449/0x710 [ 133.067112][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.067112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.067112][ T10] ___sys_sendmsg+0xee/0x170 [ 133.067112][ T10] __sys_sendmsg+0xcd/0x170 [ 133.067112][ T10] do_syscall_64+0xc6/0x1e0 [ 133.067112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.067112][ T10] [ 133.068832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 133.068832][ T10] neigh_parms_alloc+0x1e5/0x510 [ 133.068832][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 133.068832][ T10] ipv6_find_idev+0x102/0x170 [ 133.068832][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.068832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.068832][ T10] netlink_rcv_skb+0x130/0x360 [ 133.068832][ T10] netlink_unicast+0x449/0x710 [ 133.068832][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.068832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.068832][ T10] ___sys_sendmsg+0xee/0x170 [ 133.068832][ T10] __sys_sendmsg+0xcd/0x170 [ 133.068832][ T10] do_syscall_64+0xc6/0x1e0 [ 133.068832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.068832][ T10] [ 133.070676][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 133.070972][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 133.070972][ T10] dst_init+0x84/0x4a0 [ 133.070972][ T10] dst_alloc+0x97/0x150 [ 133.070972][ T10] ip6_dst_alloc+0x23/0x90 [ 133.070972][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 133.070972][ T10] ip6_pol_route+0x56f/0x840 [ 133.070972][ T10] fib6_rule_lookup+0x456/0x630 [ 133.070972][ T10] ip6_route_input+0x59c/0xa50 [ 133.070972][ T10] ipv6_rcv+0x397/0x810 [ 133.070972][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 133.070972][ T10] process_backlog+0x101/0x620 [ 133.070972][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 133.070972][ T10] net_rx_action+0x495/0xbe0 [ 133.070972][ T10] __do_softirq+0x1b5/0x7f6 [ 133.070972][ T10] [ 133.072839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.072839][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 133.072839][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 133.072839][ T10] fib6_nh_init+0xa22/0x1580 [ 133.072839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.072839][ T10] ip6_route_add+0x1c/0x140 [ 133.072839][ T10] inet6_rtm_newroute+0x104/0x110 [ 133.072839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.072839][ T10] netlink_rcv_skb+0x130/0x360 [ 133.072839][ T10] netlink_unicast+0x449/0x710 [ 133.072839][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.072839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.072839][ T10] ___sys_sendmsg+0xee/0x170 [ 133.072839][ T10] __sys_sendmsg+0xcd/0x170 [ 133.072839][ T10] do_syscall_64+0xc6/0x1e0 [ 133.072839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.072839][ T10] [ 133.075057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.075057][ T10] netdev_get_by_index+0x5e/0x80 [ 133.075057][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.075057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.075057][ T10] addrconf_f6i_alloc+0x265/0x560 [ 133.075057][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 133.075057][ T10] addrconf_join_anycast+0x1c0/0x220 [ 133.075057][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 133.075057][ T10] addrconf_dad_completed+0x12b/0xe20 [ 133.075057][ T10] addrconf_dad_begin+0x310/0x670 [ 133.075057][ T10] addrconf_dad_work+0x10b/0xab0 [ 133.075057][ T10] process_one_work+0x84d/0x18a0 [ 133.075057][ T10] worker_thread+0x587/0xd30 [ 133.075057][ T10] kthread+0x28a/0x350 [ 133.075057][ T10] ret_from_fork+0x31/0x70 [ 133.075057][ T10] ret_from_fork_asm+0x1a/0x30 [ 133.075057][ T10] [ 133.077309][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.077309][ T10] netdev_get_by_index+0x5e/0x80 [ 133.077309][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.077309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.077309][ T10] ip6_route_add+0x1c/0x140 [ 133.077309][ T10] addrconf_prefix_route+0x2a6/0x430 [ 133.077309][ T10] inet6_addr_add+0x4f8/0xa40 [ 133.077309][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.077309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.077309][ T10] netlink_rcv_skb+0x130/0x360 [ 133.077309][ T10] netlink_unicast+0x449/0x710 [ 133.077309][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.077309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.077309][ T10] ___sys_sendmsg+0xee/0x170 [ 133.077309][ T10] __sys_sendmsg+0xcd/0x170 [ 133.077309][ T10] do_syscall_64+0xc6/0x1e0 [ 133.077309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.077309][ T10] [ 133.079529][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.079529][ T10] netdev_get_by_index+0x5e/0x80 [ 133.079529][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.079529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.079529][ T10] addrconf_f6i_alloc+0x315/0x560 [ 133.079529][ T10] ipv6_add_addr+0x411/0x2000 [ 133.079529][ T10] inet6_addr_add+0x30e/0xa40 [ 133.079529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.079529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.079529][ T10] netlink_rcv_skb+0x130/0x360 [ 133.079529][ T10] netlink_unicast+0x449/0x710 [ 133.079529][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.079529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.079529][ T10] ___sys_sendmsg+0xee/0x170 [ 133.079529][ T10] __sys_sendmsg+0xcd/0x170 [ 133.079529][ T10] do_syscall_64+0xc6/0x1e0 [ 133.079529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.079529][ T10] [ 133.081853][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.081853][ T10] netdev_get_by_index+0x5e/0x80 [ 133.081853][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.081853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.081853][ T10] ip6_route_add+0x1c/0x140 [ 133.081853][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 133.081853][ T10] addrconf_add_dev+0xe2/0x170 [ 133.081853][ T10] inet6_addr_add+0x12f/0xa40 [ 133.081853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.081853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.081853][ T10] netlink_rcv_skb+0x130/0x360 [ 133.081853][ T10] netlink_unicast+0x449/0x710 [ 133.081853][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.081853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.081853][ T10] ___sys_sendmsg+0xee/0x170 [ 133.081853][ T10] __sys_sendmsg+0xcd/0x170 [ 133.081853][ T10] do_syscall_64+0xc6/0x1e0 [ 133.081853][ T10] [ 133.084051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.084051][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 133.084051][ T10] ipv6_find_idev+0x102/0x170 [ 133.084051][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.084051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.084051][ T10] netlink_rcv_skb+0x130/0x360 [ 133.084051][ T10] netlink_unicast+0x449/0x710 [ 133.084051][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.084051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.084051][ T10] ___sys_sendmsg+0xee/0x170 [ 133.084051][ T10] __sys_sendmsg+0xcd/0x170 [ 133.084051][ T10] do_syscall_64+0xc6/0x1e0 [ 133.084051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.084051][ T10] [ 133.085810][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 133.085810][ T10] neigh_parms_alloc+0x1e5/0x510 [ 133.085810][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 133.085810][ T10] ipv6_find_idev+0x102/0x170 [ 133.085810][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.085810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.085810][ T10] netlink_rcv_skb+0x130/0x360 [ 133.085810][ T10] netlink_unicast+0x449/0x710 [ 133.085810][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.085810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.085810][ T10] ___sys_sendmsg+0xee/0x170 [ 133.085810][ T10] __sys_sendmsg+0xcd/0x170 [ 133.085810][ T10] do_syscall_64+0xc6/0x1e0 [ 133.085810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.085810][ T10] [ 133.087749][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 133.088085][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 133.088085][ T10] netdev_get_by_index+0x5e/0x80 [ 133.088085][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.088085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.088085][ T10] ip6_route_add+0x1c/0x140 [ 133.088085][ T10] addrconf_prefix_route+0x2a6/0x430 [ 133.088085][ T10] inet6_addr_add+0x4f8/0xa40 [ 133.088085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.088085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.088085][ T10] netlink_rcv_skb+0x130/0x360 [ 133.088085][ T10] netlink_unicast+0x449/0x710 [ 133.088085][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.088085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.088085][ T10] ___sys_sendmsg+0xee/0x170 [ 133.088085][ T10] __sys_sendmsg+0xcd/0x170 [ 133.088085][ T10] do_syscall_64+0xc6/0x1e0 [ 133.088085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.088085][ T10] [ 133.090133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 133.090133][ T10] netdev_get_by_index+0x5e/0x80 [ 133.090133][ T10] fib6_nh_init+0x3d8/0x1580 [ 133.090133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 133.090133][ T10] addrconf_f6i_alloc+0x315/0x560 [ 133.090133][ T10] ipv6_add_addr+0x411/0x2000 [ 133.090133][ T10] inet6_addr_add+0x30e/0xa40 [ 133.090133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 133.090133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.090133][ T10] netlink_rcv_skb+0x130/0x360 [ 133.090133][ T10] netlink_unicast+0x449/0x710 [ 133.090133][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.090133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.090133][ T10] ___sys_sendmsg+0xee/0x170 [ 133.090133][ T10] __sys_sendmsg+0xcd/0x170 [ 133.090133][ T10] do_syscall_64+0xc6/0x1e0 [ 133.090133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.090133][ T10] [ 133.092183][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 133.092183][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 133.092183][ T10] ipv6_find_idev+0x102/0x170 [ 133.092183][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.092183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.092183][ T10] netlink_rcv_skb+0x130/0x360 [ 133.092183][ T10] netlink_unicast+0x449/0x710 [ 133.092183][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.092183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.092183][ T10] ___sys_sendmsg+0xee/0x170 [ 133.092183][ T10] __sys_sendmsg+0xcd/0x170 [ 133.092183][ T10] do_syscall_64+0xc6/0x1e0 [ 133.092183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.092183][ T10] [ 133.093825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 133.093825][ T10] neigh_parms_alloc+0x1e5/0x510 [ 133.093825][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 133.093825][ T10] ipv6_find_idev+0x102/0x170 [ 133.093825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 133.093825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 133.093825][ T10] netlink_rcv_skb+0x130/0x360 [ 133.093825][ T10] netlink_unicast+0x449/0x710 [ 133.093825][ T10] netlink_sendmsg+0x723/0xbe0 [ 133.093825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 133.093825][ T10] ___sys_sendmsg+0xee/0x170 [ 133.093825][ T10] __sys_sendmsg+0xcd/0x170 [ 133.093825][ T10] do_syscall_64+0xc6/0x1e0 [ 133.093825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 133.093825][ T10] [ 137.806996][ T801] veth0: renamed from veth1 [ 141.744373][ T827] br0: port 1(vx0) entered blocking state [ 141.744624][ T827] br0: port 1(vx0) entered disabled state [ 141.744797][ T827] vx0: entered allmulticast mode [ 141.746002][ T827] vx0: entered promiscuous mode [ 141.748391][ T827] br0: port 1(vx0) entered blocking state [ 141.748562][ T827] br0: port 1(vx0) entered forwarding state [ 143.254862][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 143.255161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.255161][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 143.255161][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 143.255161][ T10] fib6_nh_init+0xa22/0x1580 [ 143.255161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.255161][ T10] ip6_route_add+0x1c/0x140 [ 143.255161][ T10] inet6_rtm_newroute+0x104/0x110 [ 143.255161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.255161][ T10] netlink_rcv_skb+0x130/0x360 [ 143.255161][ T10] netlink_unicast+0x449/0x710 [ 143.255161][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.255161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.255161][ T10] ___sys_sendmsg+0xee/0x170 [ 143.255161][ T10] __sys_sendmsg+0xcd/0x170 [ 143.255161][ T10] do_syscall_64+0xc6/0x1e0 [ 143.255161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.255161][ T10] [ 143.257082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.257082][ T10] dst_init+0x84/0x4a0 [ 143.257082][ T10] dst_alloc+0x97/0x150 [ 143.257082][ T10] ip6_dst_alloc+0x23/0x90 [ 143.257082][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 143.257082][ T10] ip6_pol_route+0x56f/0x840 [ 143.257082][ T10] fib6_rule_lookup+0x456/0x630 [ 143.257082][ T10] ip6_route_input+0x59c/0xa50 [ 143.257082][ T10] ipv6_rcv+0x397/0x810 [ 143.257082][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 143.257082][ T10] process_backlog+0x101/0x620 [ 143.257082][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 143.257082][ T10] net_rx_action+0x495/0xbe0 [ 143.257082][ T10] __do_softirq+0x1b5/0x7f6 [ 143.257082][ T10] [ 143.258719][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.258719][ T10] netdev_get_by_index+0x5e/0x80 [ 143.258719][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.258719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.258719][ T10] addrconf_f6i_alloc+0x265/0x560 [ 143.258719][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 143.258719][ T10] addrconf_join_anycast+0x1c0/0x220 [ 143.258719][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 143.258719][ T10] addrconf_dad_completed+0x12b/0xe20 [ 143.258719][ T10] addrconf_dad_begin+0x310/0x670 [ 143.258719][ T10] addrconf_dad_work+0x10b/0xab0 [ 143.258719][ T10] process_one_work+0x84d/0x18a0 [ 143.258719][ T10] worker_thread+0x587/0xd30 [ 143.258719][ T10] kthread+0x28a/0x350 [ 143.258719][ T10] ret_from_fork+0x31/0x70 [ 143.258719][ T10] ret_from_fork_asm+0x1a/0x30 [ 143.258719][ T10] [ 143.260646][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.260646][ T10] netdev_get_by_index+0x5e/0x80 [ 143.260646][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.260646][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.260646][ T10] ip6_route_add+0x1c/0x140 [ 143.260646][ T10] addrconf_prefix_route+0x2a6/0x430 [ 143.260646][ T10] inet6_addr_add+0x4f8/0xa40 [ 143.260646][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.260646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.260646][ T10] netlink_rcv_skb+0x130/0x360 [ 143.260646][ T10] netlink_unicast+0x449/0x710 [ 143.260646][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.260646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.260646][ T10] ___sys_sendmsg+0xee/0x170 [ 143.260646][ T10] __sys_sendmsg+0xcd/0x170 [ 143.260646][ T10] do_syscall_64+0xc6/0x1e0 [ 143.260646][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.260646][ T10] [ 143.262676][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.262676][ T10] netdev_get_by_index+0x5e/0x80 [ 143.262676][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.262676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.262676][ T10] addrconf_f6i_alloc+0x315/0x560 [ 143.262676][ T10] ipv6_add_addr+0x411/0x2000 [ 143.262676][ T10] inet6_addr_add+0x30e/0xa40 [ 143.262676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.262676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.262676][ T10] netlink_rcv_skb+0x130/0x360 [ 143.262676][ T10] netlink_unicast+0x449/0x710 [ 143.262676][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.262676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.262676][ T10] ___sys_sendmsg+0xee/0x170 [ 143.262676][ T10] __sys_sendmsg+0xcd/0x170 [ 143.262676][ T10] do_syscall_64+0xc6/0x1e0 [ 143.262676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.262676][ T10] [ 143.264699][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.264699][ T10] netdev_get_by_index+0x5e/0x80 [ 143.264699][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.264699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.264699][ T10] ip6_route_add+0x1c/0x140 [ 143.264699][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 143.264699][ T10] addrconf_add_dev+0xe2/0x170 [ 143.264699][ T10] inet6_addr_add+0x12f/0xa40 [ 143.264699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.264699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.264699][ T10] netlink_rcv_skb+0x130/0x360 [ 143.264699][ T10] netlink_unicast+0x449/0x710 [ 143.264699][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.264699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.264699][ T10] ___sys_sendmsg+0xee/0x170 [ 143.264699][ T10] __sys_sendmsg+0xcd/0x170 [ 143.264699][ T10] do_syscall_64+0xc6/0x1e0 [ 143.264699][ T10] [ 143.266707][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.266707][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 143.266707][ T10] ipv6_find_idev+0x102/0x170 [ 143.266707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.266707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.266707][ T10] netlink_rcv_skb+0x130/0x360 [ 143.266707][ T10] netlink_unicast+0x449/0x710 [ 143.266707][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.266707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.266707][ T10] ___sys_sendmsg+0xee/0x170 [ 143.266707][ T10] __sys_sendmsg+0xcd/0x170 [ 143.266707][ T10] do_syscall_64+0xc6/0x1e0 [ 143.266707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.266707][ T10] [ 143.268271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 143.268271][ T10] neigh_parms_alloc+0x1e5/0x510 [ 143.268271][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 143.268271][ T10] ipv6_find_idev+0x102/0x170 [ 143.268271][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.268271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.268271][ T10] netlink_rcv_skb+0x130/0x360 [ 143.268271][ T10] netlink_unicast+0x449/0x710 [ 143.268271][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.268271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.268271][ T10] ___sys_sendmsg+0xee/0x170 [ 143.268271][ T10] __sys_sendmsg+0xcd/0x170 [ 143.268271][ T10] do_syscall_64+0xc6/0x1e0 [ 143.268271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.268271][ T10] [ 143.270188][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 143.270466][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 143.270466][ T10] dst_init+0x84/0x4a0 [ 143.270466][ T10] dst_alloc+0x97/0x150 [ 143.270466][ T10] ip6_dst_alloc+0x23/0x90 [ 143.270466][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 143.270466][ T10] ip6_pol_route+0x56f/0x840 [ 143.270466][ T10] fib6_rule_lookup+0x456/0x630 [ 143.270466][ T10] ip6_route_input+0x59c/0xa50 [ 143.270466][ T10] ipv6_rcv+0x397/0x810 [ 143.270466][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 143.270466][ T10] process_backlog+0x101/0x620 [ 143.270466][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 143.270466][ T10] net_rx_action+0x495/0xbe0 [ 143.270466][ T10] __do_softirq+0x1b5/0x7f6 [ 143.270466][ T10] [ 143.272357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.272357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 143.272357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 143.272357][ T10] fib6_nh_init+0xa22/0x1580 [ 143.272357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.272357][ T10] ip6_route_add+0x1c/0x140 [ 143.272357][ T10] inet6_rtm_newroute+0x104/0x110 [ 143.272357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.272357][ T10] netlink_rcv_skb+0x130/0x360 [ 143.272357][ T10] netlink_unicast+0x449/0x710 [ 143.272357][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.272357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.272357][ T10] ___sys_sendmsg+0xee/0x170 [ 143.272357][ T10] __sys_sendmsg+0xcd/0x170 [ 143.272357][ T10] do_syscall_64+0xc6/0x1e0 [ 143.272357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.272357][ T10] [ 143.274250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.274250][ T10] netdev_get_by_index+0x5e/0x80 [ 143.274250][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.274250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.274250][ T10] addrconf_f6i_alloc+0x265/0x560 [ 143.274250][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 143.274250][ T10] addrconf_join_anycast+0x1c0/0x220 [ 143.274250][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 143.274250][ T10] addrconf_dad_completed+0x12b/0xe20 [ 143.274250][ T10] addrconf_dad_begin+0x310/0x670 [ 143.274250][ T10] addrconf_dad_work+0x10b/0xab0 [ 143.274250][ T10] process_one_work+0x84d/0x18a0 [ 143.274250][ T10] worker_thread+0x587/0xd30 [ 143.274250][ T10] kthread+0x28a/0x350 [ 143.274250][ T10] ret_from_fork+0x31/0x70 [ 143.274250][ T10] ret_from_fork_asm+0x1a/0x30 [ 143.274250][ T10] [ 143.276176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.276176][ T10] netdev_get_by_index+0x5e/0x80 [ 143.276176][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.276176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.276176][ T10] ip6_route_add+0x1c/0x140 [ 143.276176][ T10] addrconf_prefix_route+0x2a6/0x430 [ 143.276176][ T10] inet6_addr_add+0x4f8/0xa40 [ 143.276176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.276176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.276176][ T10] netlink_rcv_skb+0x130/0x360 [ 143.276176][ T10] netlink_unicast+0x449/0x710 [ 143.276176][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.276176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.276176][ T10] ___sys_sendmsg+0xee/0x170 [ 143.276176][ T10] __sys_sendmsg+0xcd/0x170 [ 143.276176][ T10] do_syscall_64+0xc6/0x1e0 [ 143.276176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.276176][ T10] [ 143.278184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.278184][ T10] netdev_get_by_index+0x5e/0x80 [ 143.278184][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.278184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.278184][ T10] addrconf_f6i_alloc+0x315/0x560 [ 143.278184][ T10] ipv6_add_addr+0x411/0x2000 [ 143.278184][ T10] inet6_addr_add+0x30e/0xa40 [ 143.278184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.278184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.278184][ T10] netlink_rcv_skb+0x130/0x360 [ 143.278184][ T10] netlink_unicast+0x449/0x710 [ 143.278184][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.278184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.278184][ T10] ___sys_sendmsg+0xee/0x170 [ 143.278184][ T10] __sys_sendmsg+0xcd/0x170 [ 143.278184][ T10] do_syscall_64+0xc6/0x1e0 [ 143.278184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.278184][ T10] [ 143.280202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.280202][ T10] netdev_get_by_index+0x5e/0x80 [ 143.280202][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.280202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.280202][ T10] ip6_route_add+0x1c/0x140 [ 143.280202][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 143.280202][ T10] addrconf_add_dev+0xe2/0x170 [ 143.280202][ T10] inet6_addr_add+0x12f/0xa40 [ 143.280202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.280202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.280202][ T10] netlink_rcv_skb+0x130/0x360 [ 143.280202][ T10] netlink_unicast+0x449/0x710 [ 143.280202][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.280202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.280202][ T10] ___sys_sendmsg+0xee/0x170 [ 143.280202][ T10] __sys_sendmsg+0xcd/0x170 [ 143.280202][ T10] do_syscall_64+0xc6/0x1e0 [ 143.280202][ T10] [ 143.282197][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.282197][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 143.282197][ T10] ipv6_find_idev+0x102/0x170 [ 143.282197][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.282197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.282197][ T10] netlink_rcv_skb+0x130/0x360 [ 143.282197][ T10] netlink_unicast+0x449/0x710 [ 143.282197][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.282197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.282197][ T10] ___sys_sendmsg+0xee/0x170 [ 143.282197][ T10] __sys_sendmsg+0xcd/0x170 [ 143.282197][ T10] do_syscall_64+0xc6/0x1e0 [ 143.282197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.282197][ T10] [ 143.283770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 143.283770][ T10] neigh_parms_alloc+0x1e5/0x510 [ 143.283770][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 143.283770][ T10] ipv6_find_idev+0x102/0x170 [ 143.283770][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.283770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.283770][ T10] netlink_rcv_skb+0x130/0x360 [ 143.283770][ T10] netlink_unicast+0x449/0x710 [ 143.283770][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.283770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.283770][ T10] ___sys_sendmsg+0xee/0x170 [ 143.283770][ T10] __sys_sendmsg+0xcd/0x170 [ 143.283770][ T10] do_syscall_64+0xc6/0x1e0 [ 143.283770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.283770][ T10] [ 143.285480][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 143.285726][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 143.285726][ T10] netdev_get_by_index+0x5e/0x80 [ 143.285726][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.285726][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.285726][ T10] ip6_route_add+0x1c/0x140 [ 143.285726][ T10] addrconf_prefix_route+0x2a6/0x430 [ 143.285726][ T10] inet6_addr_add+0x4f8/0xa40 [ 143.285726][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.285726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.285726][ T10] netlink_rcv_skb+0x130/0x360 [ 143.285726][ T10] netlink_unicast+0x449/0x710 [ 143.285726][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.285726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.285726][ T10] ___sys_sendmsg+0xee/0x170 [ 143.285726][ T10] __sys_sendmsg+0xcd/0x170 [ 143.285726][ T10] do_syscall_64+0xc6/0x1e0 [ 143.285726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.285726][ T10] [ 143.287734][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 143.287734][ T10] netdev_get_by_index+0x5e/0x80 [ 143.287734][ T10] fib6_nh_init+0x3d8/0x1580 [ 143.287734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 143.287734][ T10] addrconf_f6i_alloc+0x315/0x560 [ 143.287734][ T10] ipv6_add_addr+0x411/0x2000 [ 143.287734][ T10] inet6_addr_add+0x30e/0xa40 [ 143.287734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 143.287734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.287734][ T10] netlink_rcv_skb+0x130/0x360 [ 143.287734][ T10] netlink_unicast+0x449/0x710 [ 143.287734][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.287734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.287734][ T10] ___sys_sendmsg+0xee/0x170 [ 143.287734][ T10] __sys_sendmsg+0xcd/0x170 [ 143.287734][ T10] do_syscall_64+0xc6/0x1e0 [ 143.287734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.287734][ T10] [ 143.289756][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 143.289756][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 143.289756][ T10] ipv6_find_idev+0x102/0x170 [ 143.289756][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.289756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.289756][ T10] netlink_rcv_skb+0x130/0x360 [ 143.289756][ T10] netlink_unicast+0x449/0x710 [ 143.289756][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.289756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.289756][ T10] ___sys_sendmsg+0xee/0x170 [ 143.289756][ T10] __sys_sendmsg+0xcd/0x170 [ 143.289756][ T10] do_syscall_64+0xc6/0x1e0 [ 143.289756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.289756][ T10] [ 143.291535][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 143.291535][ T10] neigh_parms_alloc+0x1e5/0x510 [ 143.291535][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 143.291535][ T10] ipv6_find_idev+0x102/0x170 [ 143.291535][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 143.291535][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 143.291535][ T10] netlink_rcv_skb+0x130/0x360 [ 143.291535][ T10] netlink_unicast+0x449/0x710 [ 143.291535][ T10] netlink_sendmsg+0x723/0xbe0 [ 143.291535][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 143.291535][ T10] ___sys_sendmsg+0xee/0x170 [ 143.291535][ T10] __sys_sendmsg+0xcd/0x170 [ 143.291535][ T10] do_syscall_64+0xc6/0x1e0 [ 143.291535][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 143.291535][ T10] [ 146.994539][ T857] br0: port 1(vx0) entered blocking state [ 146.994742][ T857] br0: port 1(vx0) entered disabled state [ 146.996169][ T857] vx0: entered allmulticast mode [ 146.997390][ T857] vx0: entered promiscuous mode [ 147.005581][ T857] br0: port 1(vx0) entered blocking state [ 147.005757][ T857] br0: port 1(vx0) entered forwarding state [ 150.965142][ T889] veth0: renamed from veth1 [ 153.415823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 153.416126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.416126][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 153.416126][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 153.416126][ T10] fib6_nh_init+0xa22/0x1580 [ 153.416126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.416126][ T10] ip6_route_add+0x1c/0x140 [ 153.416126][ T10] inet6_rtm_newroute+0x104/0x110 [ 153.416126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.416126][ T10] netlink_rcv_skb+0x130/0x360 [ 153.416126][ T10] netlink_unicast+0x449/0x710 [ 153.416126][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.416126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.416126][ T10] ___sys_sendmsg+0xee/0x170 [ 153.416126][ T10] __sys_sendmsg+0xcd/0x170 [ 153.416126][ T10] do_syscall_64+0xc6/0x1e0 [ 153.416126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.416126][ T10] [ 153.418057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.418057][ T10] dst_init+0x84/0x4a0 [ 153.418057][ T10] dst_alloc+0x97/0x150 [ 153.418057][ T10] ip6_dst_alloc+0x23/0x90 [ 153.418057][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 153.418057][ T10] ip6_pol_route+0x56f/0x840 [ 153.418057][ T10] fib6_rule_lookup+0x456/0x630 [ 153.418057][ T10] ip6_route_input+0x59c/0xa50 [ 153.418057][ T10] ipv6_rcv+0x397/0x810 [ 153.418057][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 153.418057][ T10] process_backlog+0x101/0x620 [ 153.418057][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 153.418057][ T10] net_rx_action+0x495/0xbe0 [ 153.418057][ T10] __do_softirq+0x1b5/0x7f6 [ 153.418057][ T10] [ 153.419712][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.419712][ T10] netdev_get_by_index+0x5e/0x80 [ 153.419712][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.419712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.419712][ T10] addrconf_f6i_alloc+0x265/0x560 [ 153.419712][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 153.419712][ T10] addrconf_join_anycast+0x1c0/0x220 [ 153.419712][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 153.419712][ T10] addrconf_dad_completed+0x12b/0xe20 [ 153.419712][ T10] addrconf_dad_begin+0x310/0x670 [ 153.419712][ T10] addrconf_dad_work+0x10b/0xab0 [ 153.419712][ T10] process_one_work+0x84d/0x18a0 [ 153.419712][ T10] worker_thread+0x587/0xd30 [ 153.419712][ T10] kthread+0x28a/0x350 [ 153.419712][ T10] ret_from_fork+0x31/0x70 [ 153.419712][ T10] ret_from_fork_asm+0x1a/0x30 [ 153.419712][ T10] [ 153.421651][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.421651][ T10] netdev_get_by_index+0x5e/0x80 [ 153.421651][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.421651][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.421651][ T10] ip6_route_add+0x1c/0x140 [ 153.421651][ T10] addrconf_prefix_route+0x2a6/0x430 [ 153.421651][ T10] inet6_addr_add+0x4f8/0xa40 [ 153.421651][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.421651][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.421651][ T10] netlink_rcv_skb+0x130/0x360 [ 153.421651][ T10] netlink_unicast+0x449/0x710 [ 153.421651][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.421651][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.421651][ T10] ___sys_sendmsg+0xee/0x170 [ 153.421651][ T10] __sys_sendmsg+0xcd/0x170 [ 153.421651][ T10] do_syscall_64+0xc6/0x1e0 [ 153.421651][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.421651][ T10] [ 153.423679][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.423679][ T10] netdev_get_by_index+0x5e/0x80 [ 153.423679][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.423679][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.423679][ T10] addrconf_f6i_alloc+0x315/0x560 [ 153.423679][ T10] ipv6_add_addr+0x411/0x2000 [ 153.423679][ T10] inet6_addr_add+0x30e/0xa40 [ 153.423679][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.423679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.423679][ T10] netlink_rcv_skb+0x130/0x360 [ 153.423679][ T10] netlink_unicast+0x449/0x710 [ 153.423679][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.423679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.423679][ T10] ___sys_sendmsg+0xee/0x170 [ 153.423679][ T10] __sys_sendmsg+0xcd/0x170 [ 153.423679][ T10] do_syscall_64+0xc6/0x1e0 [ 153.423679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.423679][ T10] [ 153.425717][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.425717][ T10] netdev_get_by_index+0x5e/0x80 [ 153.425717][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.425717][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.425717][ T10] ip6_route_add+0x1c/0x140 [ 153.425717][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 153.425717][ T10] addrconf_add_dev+0xe2/0x170 [ 153.425717][ T10] inet6_addr_add+0x12f/0xa40 [ 153.425717][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.425717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.425717][ T10] netlink_rcv_skb+0x130/0x360 [ 153.425717][ T10] netlink_unicast+0x449/0x710 [ 153.425717][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.425717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.425717][ T10] ___sys_sendmsg+0xee/0x170 [ 153.425717][ T10] __sys_sendmsg+0xcd/0x170 [ 153.425717][ T10] do_syscall_64+0xc6/0x1e0 [ 153.425717][ T10] [ 153.427680][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.427680][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 153.427680][ T10] ipv6_find_idev+0x102/0x170 [ 153.427680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.427680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.427680][ T10] netlink_rcv_skb+0x130/0x360 [ 153.427680][ T10] netlink_unicast+0x449/0x710 [ 153.427680][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.427680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.427680][ T10] ___sys_sendmsg+0xee/0x170 [ 153.427680][ T10] __sys_sendmsg+0xcd/0x170 [ 153.427680][ T10] do_syscall_64+0xc6/0x1e0 [ 153.427680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.427680][ T10] [ 153.429226][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 153.429226][ T10] neigh_parms_alloc+0x1e5/0x510 [ 153.429226][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 153.429226][ T10] ipv6_find_idev+0x102/0x170 [ 153.429226][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.429226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.429226][ T10] netlink_rcv_skb+0x130/0x360 [ 153.429226][ T10] netlink_unicast+0x449/0x710 [ 153.429226][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.429226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.429226][ T10] ___sys_sendmsg+0xee/0x170 [ 153.429226][ T10] __sys_sendmsg+0xcd/0x170 [ 153.429226][ T10] do_syscall_64+0xc6/0x1e0 [ 153.429226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.429226][ T10] [ 153.430960][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 153.431233][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 153.431233][ T10] dst_init+0x84/0x4a0 [ 153.431233][ T10] dst_alloc+0x97/0x150 [ 153.431233][ T10] ip6_dst_alloc+0x23/0x90 [ 153.431233][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 153.431233][ T10] ip6_pol_route+0x56f/0x840 [ 153.431233][ T10] fib6_rule_lookup+0x456/0x630 [ 153.431233][ T10] ip6_route_input+0x59c/0xa50 [ 153.431233][ T10] ipv6_rcv+0x397/0x810 [ 153.431233][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 153.431233][ T10] process_backlog+0x101/0x620 [ 153.431233][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 153.431233][ T10] net_rx_action+0x495/0xbe0 [ 153.431233][ T10] __do_softirq+0x1b5/0x7f6 [ 153.431233][ T10] [ 153.432900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.432900][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 153.432900][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 153.432900][ T10] fib6_nh_init+0xa22/0x1580 [ 153.432900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.432900][ T10] ip6_route_add+0x1c/0x140 [ 153.432900][ T10] inet6_rtm_newroute+0x104/0x110 [ 153.432900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.432900][ T10] netlink_rcv_skb+0x130/0x360 [ 153.432900][ T10] netlink_unicast+0x449/0x710 [ 153.432900][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.432900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.432900][ T10] ___sys_sendmsg+0xee/0x170 [ 153.432900][ T10] __sys_sendmsg+0xcd/0x170 [ 153.432900][ T10] do_syscall_64+0xc6/0x1e0 [ 153.432900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.432900][ T10] [ 153.434787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.434787][ T10] netdev_get_by_index+0x5e/0x80 [ 153.434787][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.434787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.434787][ T10] addrconf_f6i_alloc+0x265/0x560 [ 153.434787][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 153.434787][ T10] addrconf_join_anycast+0x1c0/0x220 [ 153.434787][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 153.434787][ T10] addrconf_dad_completed+0x12b/0xe20 [ 153.434787][ T10] addrconf_dad_begin+0x310/0x670 [ 153.434787][ T10] addrconf_dad_work+0x10b/0xab0 [ 153.434787][ T10] process_one_work+0x84d/0x18a0 [ 153.434787][ T10] worker_thread+0x587/0xd30 [ 153.434787][ T10] kthread+0x28a/0x350 [ 153.434787][ T10] ret_from_fork+0x31/0x70 [ 153.434787][ T10] ret_from_fork_asm+0x1a/0x30 [ 153.434787][ T10] [ 153.436691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.436691][ T10] netdev_get_by_index+0x5e/0x80 [ 153.436691][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.436691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.436691][ T10] ip6_route_add+0x1c/0x140 [ 153.436691][ T10] addrconf_prefix_route+0x2a6/0x430 [ 153.436691][ T10] inet6_addr_add+0x4f8/0xa40 [ 153.436691][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.436691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.436691][ T10] netlink_rcv_skb+0x130/0x360 [ 153.436691][ T10] netlink_unicast+0x449/0x710 [ 153.436691][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.436691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.436691][ T10] ___sys_sendmsg+0xee/0x170 [ 153.436691][ T10] __sys_sendmsg+0xcd/0x170 [ 153.436691][ T10] do_syscall_64+0xc6/0x1e0 [ 153.436691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.436691][ T10] [ 153.438959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.438959][ T10] netdev_get_by_index+0x5e/0x80 [ 153.438959][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.438959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.438959][ T10] addrconf_f6i_alloc+0x315/0x560 [ 153.438959][ T10] ipv6_add_addr+0x411/0x2000 [ 153.438959][ T10] inet6_addr_add+0x30e/0xa40 [ 153.438959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.438959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.438959][ T10] netlink_rcv_skb+0x130/0x360 [ 153.438959][ T10] netlink_unicast+0x449/0x710 [ 153.438959][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.438959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.438959][ T10] ___sys_sendmsg+0xee/0x170 [ 153.438959][ T10] __sys_sendmsg+0xcd/0x170 [ 153.438959][ T10] do_syscall_64+0xc6/0x1e0 [ 153.438959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.438959][ T10] [ 153.440938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.440938][ T10] netdev_get_by_index+0x5e/0x80 [ 153.440938][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.440938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.440938][ T10] ip6_route_add+0x1c/0x140 [ 153.440938][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 153.440938][ T10] addrconf_add_dev+0xe2/0x170 [ 153.440938][ T10] inet6_addr_add+0x12f/0xa40 [ 153.440938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.440938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.440938][ T10] netlink_rcv_skb+0x130/0x360 [ 153.440938][ T10] netlink_unicast+0x449/0x710 [ 153.440938][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.440938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.440938][ T10] ___sys_sendmsg+0xee/0x170 [ 153.440938][ T10] __sys_sendmsg+0xcd/0x170 [ 153.440938][ T10] do_syscall_64+0xc6/0x1e0 [ 153.440938][ T10] [ 153.443143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.443143][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 153.443143][ T10] ipv6_find_idev+0x102/0x170 [ 153.443143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.443143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.443143][ T10] netlink_rcv_skb+0x130/0x360 [ 153.443143][ T10] netlink_unicast+0x449/0x710 [ 153.443143][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.443143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.443143][ T10] ___sys_sendmsg+0xee/0x170 [ 153.443143][ T10] __sys_sendmsg+0xcd/0x170 [ 153.443143][ T10] do_syscall_64+0xc6/0x1e0 [ 153.443143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.443143][ T10] [ 153.444931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 153.444931][ T10] neigh_parms_alloc+0x1e5/0x510 [ 153.444931][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 153.444931][ T10] ipv6_find_idev+0x102/0x170 [ 153.444931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.444931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.444931][ T10] netlink_rcv_skb+0x130/0x360 [ 153.444931][ T10] netlink_unicast+0x449/0x710 [ 153.444931][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.444931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.444931][ T10] ___sys_sendmsg+0xee/0x170 [ 153.444931][ T10] __sys_sendmsg+0xcd/0x170 [ 153.444931][ T10] do_syscall_64+0xc6/0x1e0 [ 153.444931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.444931][ T10] [ 153.446844][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 153.447173][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 153.447173][ T10] netdev_get_by_index+0x5e/0x80 [ 153.447173][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.447173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.447173][ T10] ip6_route_add+0x1c/0x140 [ 153.447173][ T10] addrconf_prefix_route+0x2a6/0x430 [ 153.447173][ T10] inet6_addr_add+0x4f8/0xa40 [ 153.447173][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.447173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.447173][ T10] netlink_rcv_skb+0x130/0x360 [ 153.447173][ T10] netlink_unicast+0x449/0x710 [ 153.447173][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.447173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.447173][ T10] ___sys_sendmsg+0xee/0x170 [ 153.447173][ T10] __sys_sendmsg+0xcd/0x170 [ 153.447173][ T10] do_syscall_64+0xc6/0x1e0 [ 153.447173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.447173][ T10] [ 153.449191][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 153.449191][ T10] netdev_get_by_index+0x5e/0x80 [ 153.449191][ T10] fib6_nh_init+0x3d8/0x1580 [ 153.449191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 153.449191][ T10] addrconf_f6i_alloc+0x315/0x560 [ 153.449191][ T10] ipv6_add_addr+0x411/0x2000 [ 153.449191][ T10] inet6_addr_add+0x30e/0xa40 [ 153.449191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 153.449191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.449191][ T10] netlink_rcv_skb+0x130/0x360 [ 153.449191][ T10] netlink_unicast+0x449/0x710 [ 153.449191][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.449191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.449191][ T10] ___sys_sendmsg+0xee/0x170 [ 153.449191][ T10] __sys_sendmsg+0xcd/0x170 [ 153.449191][ T10] do_syscall_64+0xc6/0x1e0 [ 153.449191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.449191][ T10] [ 153.451316][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 153.451316][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 153.451316][ T10] ipv6_find_idev+0x102/0x170 [ 153.451316][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.451316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.451316][ T10] netlink_rcv_skb+0x130/0x360 [ 153.451316][ T10] netlink_unicast+0x449/0x710 [ 153.451316][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.451316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.451316][ T10] ___sys_sendmsg+0xee/0x170 [ 153.451316][ T10] __sys_sendmsg+0xcd/0x170 [ 153.451316][ T10] do_syscall_64+0xc6/0x1e0 [ 153.451316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.451316][ T10] [ 153.452932][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 153.452932][ T10] neigh_parms_alloc+0x1e5/0x510 [ 153.452932][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 153.452932][ T10] ipv6_find_idev+0x102/0x170 [ 153.452932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 153.452932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 153.452932][ T10] netlink_rcv_skb+0x130/0x360 [ 153.452932][ T10] netlink_unicast+0x449/0x710 [ 153.452932][ T10] netlink_sendmsg+0x723/0xbe0 [ 153.452932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 153.452932][ T10] ___sys_sendmsg+0xee/0x170 [ 153.452932][ T10] __sys_sendmsg+0xcd/0x170 [ 153.452932][ T10] do_syscall_64+0xc6/0x1e0 [ 153.452932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 153.452932][ T10] [ 154.803060][ T915] br0: port 1(vx0) entered blocking state [ 154.803307][ T915] br0: port 1(vx0) entered disabled state [ 154.803480][ T915] vx0: entered allmulticast mode [ 154.804661][ T915] vx0: entered promiscuous mode [ 154.806458][ T915] br0: port 1(vx0) entered blocking state [ 154.806620][ T915] br0: port 1(vx0) entered forwarding state [ 160.232675][ T945] br0: port 1(vx0) entered blocking state [ 160.232984][ T945] br0: port 1(vx0) entered disabled state [ 160.233215][ T945] vx0: entered allmulticast mode [ 160.234392][ T945] vx0: entered promiscuous mode [ 160.236610][ T945] br0: port 1(vx0) entered blocking state [ 160.236775][ T945] br0: port 1(vx0) entered forwarding state [ 163.590861][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 163.591290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.591290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 163.591290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 163.591290][ T10] fib6_nh_init+0xa22/0x1580 [ 163.591290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.591290][ T10] ip6_route_add+0x1c/0x140 [ 163.591290][ T10] inet6_rtm_newroute+0x104/0x110 [ 163.591290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.591290][ T10] netlink_rcv_skb+0x130/0x360 [ 163.591290][ T10] netlink_unicast+0x449/0x710 [ 163.591290][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.591290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.591290][ T10] ___sys_sendmsg+0xee/0x170 [ 163.591290][ T10] __sys_sendmsg+0xcd/0x170 [ 163.591290][ T10] do_syscall_64+0xc6/0x1e0 [ 163.591290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.591290][ T10] [ 163.593253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.593253][ T10] dst_init+0x84/0x4a0 [ 163.593253][ T10] dst_alloc+0x97/0x150 [ 163.593253][ T10] ip6_dst_alloc+0x23/0x90 [ 163.593253][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 163.593253][ T10] ip6_pol_route+0x56f/0x840 [ 163.593253][ T10] fib6_rule_lookup+0x456/0x630 [ 163.593253][ T10] ip6_route_input+0x59c/0xa50 [ 163.593253][ T10] ipv6_rcv+0x397/0x810 [ 163.593253][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 163.593253][ T10] process_backlog+0x101/0x620 [ 163.593253][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 163.593253][ T10] net_rx_action+0x495/0xbe0 [ 163.593253][ T10] __do_softirq+0x1b5/0x7f6 [ 163.593253][ T10] [ 163.594923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.594923][ T10] netdev_get_by_index+0x5e/0x80 [ 163.594923][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.594923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.594923][ T10] addrconf_f6i_alloc+0x265/0x560 [ 163.594923][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 163.594923][ T10] addrconf_join_anycast+0x1c0/0x220 [ 163.594923][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 163.594923][ T10] addrconf_dad_completed+0x12b/0xe20 [ 163.594923][ T10] addrconf_dad_begin+0x310/0x670 [ 163.594923][ T10] addrconf_dad_work+0x10b/0xab0 [ 163.594923][ T10] process_one_work+0x84d/0x18a0 [ 163.594923][ T10] worker_thread+0x587/0xd30 [ 163.594923][ T10] kthread+0x28a/0x350 [ 163.594923][ T10] ret_from_fork+0x31/0x70 [ 163.594923][ T10] ret_from_fork_asm+0x1a/0x30 [ 163.594923][ T10] [ 163.596846][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.596846][ T10] netdev_get_by_index+0x5e/0x80 [ 163.596846][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.596846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.596846][ T10] ip6_route_add+0x1c/0x140 [ 163.596846][ T10] addrconf_prefix_route+0x2a6/0x430 [ 163.596846][ T10] inet6_addr_add+0x4f8/0xa40 [ 163.596846][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.596846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.596846][ T10] netlink_rcv_skb+0x130/0x360 [ 163.596846][ T10] netlink_unicast+0x449/0x710 [ 163.596846][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.596846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.596846][ T10] ___sys_sendmsg+0xee/0x170 [ 163.596846][ T10] __sys_sendmsg+0xcd/0x170 [ 163.596846][ T10] do_syscall_64+0xc6/0x1e0 [ 163.596846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.596846][ T10] [ 163.598868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.598868][ T10] netdev_get_by_index+0x5e/0x80 [ 163.598868][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.598868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.598868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 163.598868][ T10] ipv6_add_addr+0x411/0x2000 [ 163.598868][ T10] inet6_addr_add+0x30e/0xa40 [ 163.598868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.598868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.598868][ T10] netlink_rcv_skb+0x130/0x360 [ 163.598868][ T10] netlink_unicast+0x449/0x710 [ 163.598868][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.598868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.598868][ T10] ___sys_sendmsg+0xee/0x170 [ 163.598868][ T10] __sys_sendmsg+0xcd/0x170 [ 163.598868][ T10] do_syscall_64+0xc6/0x1e0 [ 163.598868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.598868][ T10] [ 163.600881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.600881][ T10] netdev_get_by_index+0x5e/0x80 [ 163.600881][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.600881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.600881][ T10] ip6_route_add+0x1c/0x140 [ 163.600881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 163.600881][ T10] addrconf_add_dev+0xe2/0x170 [ 163.600881][ T10] inet6_addr_add+0x12f/0xa40 [ 163.600881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.600881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.600881][ T10] netlink_rcv_skb+0x130/0x360 [ 163.600881][ T10] netlink_unicast+0x449/0x710 [ 163.600881][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.600881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.600881][ T10] ___sys_sendmsg+0xee/0x170 [ 163.600881][ T10] __sys_sendmsg+0xcd/0x170 [ 163.600881][ T10] do_syscall_64+0xc6/0x1e0 [ 163.600881][ T10] [ 163.602868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.602868][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 163.602868][ T10] ipv6_find_idev+0x102/0x170 [ 163.602868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.602868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.602868][ T10] netlink_rcv_skb+0x130/0x360 [ 163.602868][ T10] netlink_unicast+0x449/0x710 [ 163.602868][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.602868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.602868][ T10] ___sys_sendmsg+0xee/0x170 [ 163.602868][ T10] __sys_sendmsg+0xcd/0x170 [ 163.602868][ T10] do_syscall_64+0xc6/0x1e0 [ 163.602868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.602868][ T10] [ 163.604429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 163.604429][ T10] neigh_parms_alloc+0x1e5/0x510 [ 163.604429][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 163.604429][ T10] ipv6_find_idev+0x102/0x170 [ 163.604429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.604429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.604429][ T10] netlink_rcv_skb+0x130/0x360 [ 163.604429][ T10] netlink_unicast+0x449/0x710 [ 163.604429][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.604429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.604429][ T10] ___sys_sendmsg+0xee/0x170 [ 163.604429][ T10] __sys_sendmsg+0xcd/0x170 [ 163.604429][ T10] do_syscall_64+0xc6/0x1e0 [ 163.604429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.604429][ T10] [ 163.606131][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 163.606423][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 163.606423][ T10] dst_init+0x84/0x4a0 [ 163.606423][ T10] dst_alloc+0x97/0x150 [ 163.606423][ T10] ip6_dst_alloc+0x23/0x90 [ 163.606423][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 163.606423][ T10] ip6_pol_route+0x56f/0x840 [ 163.606423][ T10] fib6_rule_lookup+0x456/0x630 [ 163.606423][ T10] ip6_route_input+0x59c/0xa50 [ 163.606423][ T10] ipv6_rcv+0x397/0x810 [ 163.606423][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 163.606423][ T10] process_backlog+0x101/0x620 [ 163.606423][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 163.606423][ T10] net_rx_action+0x495/0xbe0 [ 163.606423][ T10] __do_softirq+0x1b5/0x7f6 [ 163.606423][ T10] [ 163.608078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.608078][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 163.608078][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 163.608078][ T10] fib6_nh_init+0xa22/0x1580 [ 163.608078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.608078][ T10] ip6_route_add+0x1c/0x140 [ 163.608078][ T10] inet6_rtm_newroute+0x104/0x110 [ 163.608078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.608078][ T10] netlink_rcv_skb+0x130/0x360 [ 163.608078][ T10] netlink_unicast+0x449/0x710 [ 163.608078][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.608078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.608078][ T10] ___sys_sendmsg+0xee/0x170 [ 163.608078][ T10] __sys_sendmsg+0xcd/0x170 [ 163.608078][ T10] do_syscall_64+0xc6/0x1e0 [ 163.608078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.608078][ T10] [ 163.609980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.609980][ T10] netdev_get_by_index+0x5e/0x80 [ 163.609980][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.609980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.609980][ T10] addrconf_f6i_alloc+0x265/0x560 [ 163.609980][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 163.609980][ T10] addrconf_join_anycast+0x1c0/0x220 [ 163.609980][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 163.609980][ T10] addrconf_dad_completed+0x12b/0xe20 [ 163.609980][ T10] addrconf_dad_begin+0x310/0x670 [ 163.609980][ T10] addrconf_dad_work+0x10b/0xab0 [ 163.609980][ T10] process_one_work+0x84d/0x18a0 [ 163.609980][ T10] worker_thread+0x587/0xd30 [ 163.609980][ T10] kthread+0x28a/0x350 [ 163.609980][ T10] ret_from_fork+0x31/0x70 [ 163.609980][ T10] ret_from_fork_asm+0x1a/0x30 [ 163.609980][ T10] [ 163.611919][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.611919][ T10] netdev_get_by_index+0x5e/0x80 [ 163.611919][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.611919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.611919][ T10] ip6_route_add+0x1c/0x140 [ 163.611919][ T10] addrconf_prefix_route+0x2a6/0x430 [ 163.611919][ T10] inet6_addr_add+0x4f8/0xa40 [ 163.611919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.611919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.611919][ T10] netlink_rcv_skb+0x130/0x360 [ 163.611919][ T10] netlink_unicast+0x449/0x710 [ 163.611919][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.611919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.611919][ T10] ___sys_sendmsg+0xee/0x170 [ 163.611919][ T10] __sys_sendmsg+0xcd/0x170 [ 163.611919][ T10] do_syscall_64+0xc6/0x1e0 [ 163.611919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.611919][ T10] [ 163.613934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.613934][ T10] netdev_get_by_index+0x5e/0x80 [ 163.613934][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.613934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.613934][ T10] addrconf_f6i_alloc+0x315/0x560 [ 163.613934][ T10] ipv6_add_addr+0x411/0x2000 [ 163.613934][ T10] inet6_addr_add+0x30e/0xa40 [ 163.613934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.613934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.613934][ T10] netlink_rcv_skb+0x130/0x360 [ 163.613934][ T10] netlink_unicast+0x449/0x710 [ 163.613934][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.613934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.613934][ T10] ___sys_sendmsg+0xee/0x170 [ 163.613934][ T10] __sys_sendmsg+0xcd/0x170 [ 163.613934][ T10] do_syscall_64+0xc6/0x1e0 [ 163.613934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.613934][ T10] [ 163.615969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.615969][ T10] netdev_get_by_index+0x5e/0x80 [ 163.615969][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.615969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.615969][ T10] ip6_route_add+0x1c/0x140 [ 163.615969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 163.615969][ T10] addrconf_add_dev+0xe2/0x170 [ 163.615969][ T10] inet6_addr_add+0x12f/0xa40 [ 163.615969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.615969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.615969][ T10] netlink_rcv_skb+0x130/0x360 [ 163.615969][ T10] netlink_unicast+0x449/0x710 [ 163.615969][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.615969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.615969][ T10] ___sys_sendmsg+0xee/0x170 [ 163.615969][ T10] __sys_sendmsg+0xcd/0x170 [ 163.615969][ T10] do_syscall_64+0xc6/0x1e0 [ 163.615969][ T10] [ 163.618144][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.618144][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 163.618144][ T10] ipv6_find_idev+0x102/0x170 [ 163.618144][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.618144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.618144][ T10] netlink_rcv_skb+0x130/0x360 [ 163.618144][ T10] netlink_unicast+0x449/0x710 [ 163.618144][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.618144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.618144][ T10] ___sys_sendmsg+0xee/0x170 [ 163.618144][ T10] __sys_sendmsg+0xcd/0x170 [ 163.618144][ T10] do_syscall_64+0xc6/0x1e0 [ 163.618144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.618144][ T10] [ 163.619886][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 163.619886][ T10] neigh_parms_alloc+0x1e5/0x510 [ 163.619886][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 163.619886][ T10] ipv6_find_idev+0x102/0x170 [ 163.619886][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.619886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.619886][ T10] netlink_rcv_skb+0x130/0x360 [ 163.619886][ T10] netlink_unicast+0x449/0x710 [ 163.619886][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.619886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.619886][ T10] ___sys_sendmsg+0xee/0x170 [ 163.619886][ T10] __sys_sendmsg+0xcd/0x170 [ 163.619886][ T10] do_syscall_64+0xc6/0x1e0 [ 163.619886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.619886][ T10] [ 163.621784][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 163.622107][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 163.622107][ T10] netdev_get_by_index+0x5e/0x80 [ 163.622107][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.622107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.622107][ T10] ip6_route_add+0x1c/0x140 [ 163.622107][ T10] addrconf_prefix_route+0x2a6/0x430 [ 163.622107][ T10] inet6_addr_add+0x4f8/0xa40 [ 163.622107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.622107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.622107][ T10] netlink_rcv_skb+0x130/0x360 [ 163.622107][ T10] netlink_unicast+0x449/0x710 [ 163.622107][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.622107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.622107][ T10] ___sys_sendmsg+0xee/0x170 [ 163.622107][ T10] __sys_sendmsg+0xcd/0x170 [ 163.622107][ T10] do_syscall_64+0xc6/0x1e0 [ 163.622107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.622107][ T10] [ 163.624318][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 163.624318][ T10] netdev_get_by_index+0x5e/0x80 [ 163.624318][ T10] fib6_nh_init+0x3d8/0x1580 [ 163.624318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 163.624318][ T10] addrconf_f6i_alloc+0x315/0x560 [ 163.624318][ T10] ipv6_add_addr+0x411/0x2000 [ 163.624318][ T10] inet6_addr_add+0x30e/0xa40 [ 163.624318][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 163.624318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.624318][ T10] netlink_rcv_skb+0x130/0x360 [ 163.624318][ T10] netlink_unicast+0x449/0x710 [ 163.624318][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.624318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.624318][ T10] ___sys_sendmsg+0xee/0x170 [ 163.624318][ T10] __sys_sendmsg+0xcd/0x170 [ 163.624318][ T10] do_syscall_64+0xc6/0x1e0 [ 163.624318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.624318][ T10] [ 163.626577][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 163.626577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 163.626577][ T10] ipv6_find_idev+0x102/0x170 [ 163.626577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.626577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.626577][ T10] netlink_rcv_skb+0x130/0x360 [ 163.626577][ T10] netlink_unicast+0x449/0x710 [ 163.626577][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.626577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.626577][ T10] ___sys_sendmsg+0xee/0x170 [ 163.626577][ T10] __sys_sendmsg+0xcd/0x170 [ 163.626577][ T10] do_syscall_64+0xc6/0x1e0 [ 163.626577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.626577][ T10] [ 163.628304][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 163.628304][ T10] neigh_parms_alloc+0x1e5/0x510 [ 163.628304][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 163.628304][ T10] ipv6_find_idev+0x102/0x170 [ 163.628304][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 163.628304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 163.628304][ T10] netlink_rcv_skb+0x130/0x360 [ 163.628304][ T10] netlink_unicast+0x449/0x710 [ 163.628304][ T10] netlink_sendmsg+0x723/0xbe0 [ 163.628304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 163.628304][ T10] ___sys_sendmsg+0xee/0x170 [ 163.628304][ T10] __sys_sendmsg+0xcd/0x170 [ 163.628304][ T10] do_syscall_64+0xc6/0x1e0 [ 163.628304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 163.628304][ T10] [ 173.694825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 173.695206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.695206][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 173.695206][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 173.695206][ T10] fib6_nh_init+0xa22/0x1580 [ 173.695206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.695206][ T10] ip6_route_add+0x1c/0x140 [ 173.695206][ T10] inet6_rtm_newroute+0x104/0x110 [ 173.695206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.695206][ T10] netlink_rcv_skb+0x130/0x360 [ 173.695206][ T10] netlink_unicast+0x449/0x710 [ 173.695206][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.695206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.695206][ T10] ___sys_sendmsg+0xee/0x170 [ 173.695206][ T10] __sys_sendmsg+0xcd/0x170 [ 173.695206][ T10] do_syscall_64+0xc6/0x1e0 [ 173.695206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.695206][ T10] [ 173.697582][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.697582][ T10] dst_init+0x84/0x4a0 [ 173.697582][ T10] dst_alloc+0x97/0x150 [ 173.697582][ T10] ip6_dst_alloc+0x23/0x90 [ 173.697582][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 173.697582][ T10] ip6_pol_route+0x56f/0x840 [ 173.697582][ T10] fib6_rule_lookup+0x456/0x630 [ 173.697582][ T10] ip6_route_input+0x59c/0xa50 [ 173.697582][ T10] ipv6_rcv+0x397/0x810 [ 173.697582][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 173.697582][ T10] process_backlog+0x101/0x620 [ 173.697582][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 173.697582][ T10] net_rx_action+0x495/0xbe0 [ 173.697582][ T10] __do_softirq+0x1b5/0x7f6 [ 173.697582][ T10] [ 173.699629][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.699629][ T10] netdev_get_by_index+0x5e/0x80 [ 173.699629][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.699629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.699629][ T10] addrconf_f6i_alloc+0x265/0x560 [ 173.699629][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 173.699629][ T10] addrconf_join_anycast+0x1c0/0x220 [ 173.699629][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 173.699629][ T10] addrconf_dad_completed+0x12b/0xe20 [ 173.699629][ T10] addrconf_dad_begin+0x310/0x670 [ 173.699629][ T10] addrconf_dad_work+0x10b/0xab0 [ 173.699629][ T10] process_one_work+0x84d/0x18a0 [ 173.699629][ T10] worker_thread+0x587/0xd30 [ 173.699629][ T10] kthread+0x28a/0x350 [ 173.699629][ T10] ret_from_fork+0x31/0x70 [ 173.699629][ T10] ret_from_fork_asm+0x1a/0x30 [ 173.699629][ T10] [ 173.702013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.702013][ T10] netdev_get_by_index+0x5e/0x80 [ 173.702013][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.702013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.702013][ T10] ip6_route_add+0x1c/0x140 [ 173.702013][ T10] addrconf_prefix_route+0x2a6/0x430 [ 173.702013][ T10] inet6_addr_add+0x4f8/0xa40 [ 173.702013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.702013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.702013][ T10] netlink_rcv_skb+0x130/0x360 [ 173.702013][ T10] netlink_unicast+0x449/0x710 [ 173.702013][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.702013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.702013][ T10] ___sys_sendmsg+0xee/0x170 [ 173.702013][ T10] __sys_sendmsg+0xcd/0x170 [ 173.702013][ T10] do_syscall_64+0xc6/0x1e0 [ 173.702013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.702013][ T10] [ 173.704507][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.704507][ T10] netdev_get_by_index+0x5e/0x80 [ 173.704507][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.704507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.704507][ T10] addrconf_f6i_alloc+0x315/0x560 [ 173.704507][ T10] ipv6_add_addr+0x411/0x2000 [ 173.704507][ T10] inet6_addr_add+0x30e/0xa40 [ 173.704507][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.704507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.704507][ T10] netlink_rcv_skb+0x130/0x360 [ 173.704507][ T10] netlink_unicast+0x449/0x710 [ 173.704507][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.704507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.704507][ T10] ___sys_sendmsg+0xee/0x170 [ 173.704507][ T10] __sys_sendmsg+0xcd/0x170 [ 173.704507][ T10] do_syscall_64+0xc6/0x1e0 [ 173.704507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.704507][ T10] [ 173.706983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.706983][ T10] netdev_get_by_index+0x5e/0x80 [ 173.706983][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.706983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.706983][ T10] ip6_route_add+0x1c/0x140 [ 173.706983][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 173.706983][ T10] addrconf_add_dev+0xe2/0x170 [ 173.706983][ T10] inet6_addr_add+0x12f/0xa40 [ 173.706983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.706983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.706983][ T10] netlink_rcv_skb+0x130/0x360 [ 173.706983][ T10] netlink_unicast+0x449/0x710 [ 173.706983][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.706983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.706983][ T10] ___sys_sendmsg+0xee/0x170 [ 173.706983][ T10] __sys_sendmsg+0xcd/0x170 [ 173.706983][ T10] do_syscall_64+0xc6/0x1e0 [ 173.706983][ T10] [ 173.709414][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.709414][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 173.709414][ T10] ipv6_find_idev+0x102/0x170 [ 173.709414][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.709414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.709414][ T10] netlink_rcv_skb+0x130/0x360 [ 173.709414][ T10] netlink_unicast+0x449/0x710 [ 173.709414][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.709414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.709414][ T10] ___sys_sendmsg+0xee/0x170 [ 173.709414][ T10] __sys_sendmsg+0xcd/0x170 [ 173.709414][ T10] do_syscall_64+0xc6/0x1e0 [ 173.709414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.709414][ T10] [ 173.711312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 173.711312][ T10] neigh_parms_alloc+0x1e5/0x510 [ 173.711312][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 173.711312][ T10] ipv6_find_idev+0x102/0x170 [ 173.711312][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.711312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.711312][ T10] netlink_rcv_skb+0x130/0x360 [ 173.711312][ T10] netlink_unicast+0x449/0x710 [ 173.711312][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.711312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.711312][ T10] ___sys_sendmsg+0xee/0x170 [ 173.711312][ T10] __sys_sendmsg+0xcd/0x170 [ 173.711312][ T10] do_syscall_64+0xc6/0x1e0 [ 173.711312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.711312][ T10] [ 173.713486][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 173.713851][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 173.713851][ T10] dst_init+0x84/0x4a0 [ 173.713851][ T10] dst_alloc+0x97/0x150 [ 173.713851][ T10] ip6_dst_alloc+0x23/0x90 [ 173.713851][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 173.713851][ T10] ip6_pol_route+0x56f/0x840 [ 173.713851][ T10] fib6_rule_lookup+0x456/0x630 [ 173.713851][ T10] ip6_route_input+0x59c/0xa50 [ 173.713851][ T10] ipv6_rcv+0x397/0x810 [ 173.713851][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 173.713851][ T10] process_backlog+0x101/0x620 [ 173.713851][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 173.713851][ T10] net_rx_action+0x495/0xbe0 [ 173.713851][ T10] __do_softirq+0x1b5/0x7f6 [ 173.713851][ T10] [ 173.715958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.715958][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 173.715958][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 173.715958][ T10] fib6_nh_init+0xa22/0x1580 [ 173.715958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.715958][ T10] ip6_route_add+0x1c/0x140 [ 173.715958][ T10] inet6_rtm_newroute+0x104/0x110 [ 173.715958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.715958][ T10] netlink_rcv_skb+0x130/0x360 [ 173.715958][ T10] netlink_unicast+0x449/0x710 [ 173.715958][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.715958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.715958][ T10] ___sys_sendmsg+0xee/0x170 [ 173.715958][ T10] __sys_sendmsg+0xcd/0x170 [ 173.715958][ T10] do_syscall_64+0xc6/0x1e0 [ 173.715958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.715958][ T10] [ 173.718299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.718299][ T10] netdev_get_by_index+0x5e/0x80 [ 173.718299][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.718299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.718299][ T10] addrconf_f6i_alloc+0x265/0x560 [ 173.718299][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 173.718299][ T10] addrconf_join_anycast+0x1c0/0x220 [ 173.718299][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 173.718299][ T10] addrconf_dad_completed+0x12b/0xe20 [ 173.718299][ T10] addrconf_dad_begin+0x310/0x670 [ 173.718299][ T10] addrconf_dad_work+0x10b/0xab0 [ 173.718299][ T10] process_one_work+0x84d/0x18a0 [ 173.718299][ T10] worker_thread+0x587/0xd30 [ 173.718299][ T10] kthread+0x28a/0x350 [ 173.718299][ T10] ret_from_fork+0x31/0x70 [ 173.718299][ T10] ret_from_fork_asm+0x1a/0x30 [ 173.718299][ T10] [ 173.720667][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.720667][ T10] netdev_get_by_index+0x5e/0x80 [ 173.720667][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.720667][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.720667][ T10] ip6_route_add+0x1c/0x140 [ 173.720667][ T10] addrconf_prefix_route+0x2a6/0x430 [ 173.720667][ T10] inet6_addr_add+0x4f8/0xa40 [ 173.720667][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.720667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.720667][ T10] netlink_rcv_skb+0x130/0x360 [ 173.720667][ T10] netlink_unicast+0x449/0x710 [ 173.720667][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.720667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.720667][ T10] ___sys_sendmsg+0xee/0x170 [ 173.720667][ T10] __sys_sendmsg+0xcd/0x170 [ 173.720667][ T10] do_syscall_64+0xc6/0x1e0 [ 173.720667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.720667][ T10] [ 173.723151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.723151][ T10] netdev_get_by_index+0x5e/0x80 [ 173.723151][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.723151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.723151][ T10] addrconf_f6i_alloc+0x315/0x560 [ 173.723151][ T10] ipv6_add_addr+0x411/0x2000 [ 173.723151][ T10] inet6_addr_add+0x30e/0xa40 [ 173.723151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.723151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.723151][ T10] netlink_rcv_skb+0x130/0x360 [ 173.723151][ T10] netlink_unicast+0x449/0x710 [ 173.723151][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.723151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.723151][ T10] ___sys_sendmsg+0xee/0x170 [ 173.723151][ T10] __sys_sendmsg+0xcd/0x170 [ 173.723151][ T10] do_syscall_64+0xc6/0x1e0 [ 173.723151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.723151][ T10] [ 173.725640][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.725640][ T10] netdev_get_by_index+0x5e/0x80 [ 173.725640][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.725640][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.725640][ T10] ip6_route_add+0x1c/0x140 [ 173.725640][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 173.725640][ T10] addrconf_add_dev+0xe2/0x170 [ 173.725640][ T10] inet6_addr_add+0x12f/0xa40 [ 173.725640][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.725640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.725640][ T10] netlink_rcv_skb+0x130/0x360 [ 173.725640][ T10] netlink_unicast+0x449/0x710 [ 173.725640][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.725640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.725640][ T10] ___sys_sendmsg+0xee/0x170 [ 173.725640][ T10] __sys_sendmsg+0xcd/0x170 [ 173.725640][ T10] do_syscall_64+0xc6/0x1e0 [ 173.725640][ T10] [ 173.728265][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.728265][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 173.728265][ T10] ipv6_find_idev+0x102/0x170 [ 173.728265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.728265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.728265][ T10] netlink_rcv_skb+0x130/0x360 [ 173.728265][ T10] netlink_unicast+0x449/0x710 [ 173.728265][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.728265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.728265][ T10] ___sys_sendmsg+0xee/0x170 [ 173.728265][ T10] __sys_sendmsg+0xcd/0x170 [ 173.728265][ T10] do_syscall_64+0xc6/0x1e0 [ 173.728265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.728265][ T10] [ 173.730413][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 173.730413][ T10] neigh_parms_alloc+0x1e5/0x510 [ 173.730413][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 173.730413][ T10] ipv6_find_idev+0x102/0x170 [ 173.730413][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.730413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.730413][ T10] netlink_rcv_skb+0x130/0x360 [ 173.730413][ T10] netlink_unicast+0x449/0x710 [ 173.730413][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.730413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.730413][ T10] ___sys_sendmsg+0xee/0x170 [ 173.730413][ T10] __sys_sendmsg+0xcd/0x170 [ 173.730413][ T10] do_syscall_64+0xc6/0x1e0 [ 173.730413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.730413][ T10] [ 173.732635][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 173.732958][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 173.732958][ T10] netdev_get_by_index+0x5e/0x80 [ 173.732958][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.732958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.732958][ T10] ip6_route_add+0x1c/0x140 [ 173.732958][ T10] addrconf_prefix_route+0x2a6/0x430 [ 173.732958][ T10] inet6_addr_add+0x4f8/0xa40 [ 173.732958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.732958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.732958][ T10] netlink_rcv_skb+0x130/0x360 [ 173.732958][ T10] netlink_unicast+0x449/0x710 [ 173.732958][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.732958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.732958][ T10] ___sys_sendmsg+0xee/0x170 [ 173.732958][ T10] __sys_sendmsg+0xcd/0x170 [ 173.732958][ T10] do_syscall_64+0xc6/0x1e0 [ 173.732958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.732958][ T10] [ 173.735693][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 173.735693][ T10] netdev_get_by_index+0x5e/0x80 [ 173.735693][ T10] fib6_nh_init+0x3d8/0x1580 [ 173.735693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 173.735693][ T10] addrconf_f6i_alloc+0x315/0x560 [ 173.735693][ T10] ipv6_add_addr+0x411/0x2000 [ 173.735693][ T10] inet6_addr_add+0x30e/0xa40 [ 173.735693][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 173.735693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.735693][ T10] netlink_rcv_skb+0x130/0x360 [ 173.735693][ T10] netlink_unicast+0x449/0x710 [ 173.735693][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.735693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.735693][ T10] ___sys_sendmsg+0xee/0x170 [ 173.735693][ T10] __sys_sendmsg+0xcd/0x170 [ 173.735693][ T10] do_syscall_64+0xc6/0x1e0 [ 173.735693][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.735693][ T10] [ 173.738352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 173.738352][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 173.738352][ T10] ipv6_find_idev+0x102/0x170 [ 173.738352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.738352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.738352][ T10] netlink_rcv_skb+0x130/0x360 [ 173.738352][ T10] netlink_unicast+0x449/0x710 [ 173.738352][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.738352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.738352][ T10] ___sys_sendmsg+0xee/0x170 [ 173.738352][ T10] __sys_sendmsg+0xcd/0x170 [ 173.738352][ T10] do_syscall_64+0xc6/0x1e0 [ 173.738352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.738352][ T10] [ 173.740376][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 173.740376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 173.740376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 173.740376][ T10] ipv6_find_idev+0x102/0x170 [ 173.740376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 173.740376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 173.740376][ T10] netlink_rcv_skb+0x130/0x360 [ 173.740376][ T10] netlink_unicast+0x449/0x710 [ 173.740376][ T10] netlink_sendmsg+0x723/0xbe0 [ 173.740376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 173.740376][ T10] ___sys_sendmsg+0xee/0x170 [ 173.740376][ T10] __sys_sendmsg+0xcd/0x170 [ 173.740376][ T10] do_syscall_64+0xc6/0x1e0 [ 173.740376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 173.740376][ T10] [ 176.787309][ T1075] veth0: renamed from veth1 [ 180.452002][ T1101] br0: port 1(vx0) entered blocking state [ 180.452251][ T1101] br0: port 1(vx0) entered disabled state [ 180.452421][ T1101] vx0: entered allmulticast mode [ 180.454697][ T1101] vx0: entered promiscuous mode [ 180.456501][ T1101] br0: port 1(vx0) entered blocking state [ 180.456669][ T1101] br0: port 1(vx0) entered forwarding state [ 183.902827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 183.903187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.903187][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 183.903187][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 183.903187][ T10] fib6_nh_init+0xa22/0x1580 [ 183.903187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.903187][ T10] ip6_route_add+0x1c/0x140 [ 183.903187][ T10] inet6_rtm_newroute+0x104/0x110 [ 183.903187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.903187][ T10] netlink_rcv_skb+0x130/0x360 [ 183.903187][ T10] netlink_unicast+0x449/0x710 [ 183.903187][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.903187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.903187][ T10] ___sys_sendmsg+0xee/0x170 [ 183.903187][ T10] __sys_sendmsg+0xcd/0x170 [ 183.903187][ T10] do_syscall_64+0xc6/0x1e0 [ 183.903187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.903187][ T10] [ 183.905158][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.905158][ T10] dst_init+0x84/0x4a0 [ 183.905158][ T10] dst_alloc+0x97/0x150 [ 183.905158][ T10] ip6_dst_alloc+0x23/0x90 [ 183.905158][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 183.905158][ T10] ip6_pol_route+0x56f/0x840 [ 183.905158][ T10] fib6_rule_lookup+0x456/0x630 [ 183.905158][ T10] ip6_route_input+0x59c/0xa50 [ 183.905158][ T10] ipv6_rcv+0x397/0x810 [ 183.905158][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 183.905158][ T10] process_backlog+0x101/0x620 [ 183.905158][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 183.905158][ T10] net_rx_action+0x495/0xbe0 [ 183.905158][ T10] __do_softirq+0x1b5/0x7f6 [ 183.905158][ T10] [ 183.906845][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.906845][ T10] netdev_get_by_index+0x5e/0x80 [ 183.906845][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.906845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.906845][ T10] addrconf_f6i_alloc+0x265/0x560 [ 183.906845][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 183.906845][ T10] addrconf_join_anycast+0x1c0/0x220 [ 183.906845][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 183.906845][ T10] addrconf_dad_completed+0x12b/0xe20 [ 183.906845][ T10] addrconf_dad_begin+0x310/0x670 [ 183.906845][ T10] addrconf_dad_work+0x10b/0xab0 [ 183.906845][ T10] process_one_work+0x84d/0x18a0 [ 183.906845][ T10] worker_thread+0x587/0xd30 [ 183.906845][ T10] kthread+0x28a/0x350 [ 183.906845][ T10] ret_from_fork+0x31/0x70 [ 183.906845][ T10] ret_from_fork_asm+0x1a/0x30 [ 183.906845][ T10] [ 183.908764][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.908764][ T10] netdev_get_by_index+0x5e/0x80 [ 183.908764][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.908764][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.908764][ T10] ip6_route_add+0x1c/0x140 [ 183.908764][ T10] addrconf_prefix_route+0x2a6/0x430 [ 183.908764][ T10] inet6_addr_add+0x4f8/0xa40 [ 183.908764][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.908764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.908764][ T10] netlink_rcv_skb+0x130/0x360 [ 183.908764][ T10] netlink_unicast+0x449/0x710 [ 183.908764][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.908764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.908764][ T10] ___sys_sendmsg+0xee/0x170 [ 183.908764][ T10] __sys_sendmsg+0xcd/0x170 [ 183.908764][ T10] do_syscall_64+0xc6/0x1e0 [ 183.908764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.908764][ T10] [ 183.910785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.910785][ T10] netdev_get_by_index+0x5e/0x80 [ 183.910785][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.910785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.910785][ T10] addrconf_f6i_alloc+0x315/0x560 [ 183.910785][ T10] ipv6_add_addr+0x411/0x2000 [ 183.910785][ T10] inet6_addr_add+0x30e/0xa40 [ 183.910785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.910785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.910785][ T10] netlink_rcv_skb+0x130/0x360 [ 183.910785][ T10] netlink_unicast+0x449/0x710 [ 183.910785][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.910785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.910785][ T10] ___sys_sendmsg+0xee/0x170 [ 183.910785][ T10] __sys_sendmsg+0xcd/0x170 [ 183.910785][ T10] do_syscall_64+0xc6/0x1e0 [ 183.910785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.910785][ T10] [ 183.912785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.912785][ T10] netdev_get_by_index+0x5e/0x80 [ 183.912785][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.912785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.912785][ T10] ip6_route_add+0x1c/0x140 [ 183.912785][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 183.912785][ T10] addrconf_add_dev+0xe2/0x170 [ 183.912785][ T10] inet6_addr_add+0x12f/0xa40 [ 183.912785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.912785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.912785][ T10] netlink_rcv_skb+0x130/0x360 [ 183.912785][ T10] netlink_unicast+0x449/0x710 [ 183.912785][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.912785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.912785][ T10] ___sys_sendmsg+0xee/0x170 [ 183.912785][ T10] __sys_sendmsg+0xcd/0x170 [ 183.912785][ T10] do_syscall_64+0xc6/0x1e0 [ 183.912785][ T10] [ 183.914760][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.914760][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 183.914760][ T10] ipv6_find_idev+0x102/0x170 [ 183.914760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.914760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.914760][ T10] netlink_rcv_skb+0x130/0x360 [ 183.914760][ T10] netlink_unicast+0x449/0x710 [ 183.914760][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.914760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.914760][ T10] ___sys_sendmsg+0xee/0x170 [ 183.914760][ T10] __sys_sendmsg+0xcd/0x170 [ 183.914760][ T10] do_syscall_64+0xc6/0x1e0 [ 183.914760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.914760][ T10] [ 183.916298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 183.916298][ T10] neigh_parms_alloc+0x1e5/0x510 [ 183.916298][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 183.916298][ T10] ipv6_find_idev+0x102/0x170 [ 183.916298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.916298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.916298][ T10] netlink_rcv_skb+0x130/0x360 [ 183.916298][ T10] netlink_unicast+0x449/0x710 [ 183.916298][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.916298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.916298][ T10] ___sys_sendmsg+0xee/0x170 [ 183.916298][ T10] __sys_sendmsg+0xcd/0x170 [ 183.916298][ T10] do_syscall_64+0xc6/0x1e0 [ 183.916298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.916298][ T10] [ 183.918053][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 183.918346][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 183.918346][ T10] dst_init+0x84/0x4a0 [ 183.918346][ T10] dst_alloc+0x97/0x150 [ 183.918346][ T10] ip6_dst_alloc+0x23/0x90 [ 183.918346][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 183.918346][ T10] ip6_pol_route+0x56f/0x840 [ 183.918346][ T10] fib6_rule_lookup+0x456/0x630 [ 183.918346][ T10] ip6_route_input+0x59c/0xa50 [ 183.918346][ T10] ipv6_rcv+0x397/0x810 [ 183.918346][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 183.918346][ T10] process_backlog+0x101/0x620 [ 183.918346][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 183.918346][ T10] net_rx_action+0x495/0xbe0 [ 183.918346][ T10] __do_softirq+0x1b5/0x7f6 [ 183.918346][ T10] [ 183.920007][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.920007][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 183.920007][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 183.920007][ T10] fib6_nh_init+0xa22/0x1580 [ 183.920007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.920007][ T10] ip6_route_add+0x1c/0x140 [ 183.920007][ T10] inet6_rtm_newroute+0x104/0x110 [ 183.920007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.920007][ T10] netlink_rcv_skb+0x130/0x360 [ 183.920007][ T10] netlink_unicast+0x449/0x710 [ 183.920007][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.920007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.920007][ T10] ___sys_sendmsg+0xee/0x170 [ 183.920007][ T10] __sys_sendmsg+0xcd/0x170 [ 183.920007][ T10] do_syscall_64+0xc6/0x1e0 [ 183.920007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.920007][ T10] [ 183.921888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.921888][ T10] netdev_get_by_index+0x5e/0x80 [ 183.921888][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.921888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.921888][ T10] addrconf_f6i_alloc+0x265/0x560 [ 183.921888][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 183.921888][ T10] addrconf_join_anycast+0x1c0/0x220 [ 183.921888][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 183.921888][ T10] addrconf_dad_completed+0x12b/0xe20 [ 183.921888][ T10] addrconf_dad_begin+0x310/0x670 [ 183.921888][ T10] addrconf_dad_work+0x10b/0xab0 [ 183.921888][ T10] process_one_work+0x84d/0x18a0 [ 183.921888][ T10] worker_thread+0x587/0xd30 [ 183.921888][ T10] kthread+0x28a/0x350 [ 183.921888][ T10] ret_from_fork+0x31/0x70 [ 183.921888][ T10] ret_from_fork_asm+0x1a/0x30 [ 183.921888][ T10] [ 183.923797][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.923797][ T10] netdev_get_by_index+0x5e/0x80 [ 183.923797][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.923797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.923797][ T10] ip6_route_add+0x1c/0x140 [ 183.923797][ T10] addrconf_prefix_route+0x2a6/0x430 [ 183.923797][ T10] inet6_addr_add+0x4f8/0xa40 [ 183.923797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.923797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.923797][ T10] netlink_rcv_skb+0x130/0x360 [ 183.923797][ T10] netlink_unicast+0x449/0x710 [ 183.923797][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.923797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.923797][ T10] ___sys_sendmsg+0xee/0x170 [ 183.923797][ T10] __sys_sendmsg+0xcd/0x170 [ 183.923797][ T10] do_syscall_64+0xc6/0x1e0 [ 183.923797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.923797][ T10] [ 183.925856][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.925856][ T10] netdev_get_by_index+0x5e/0x80 [ 183.925856][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.925856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.925856][ T10] addrconf_f6i_alloc+0x315/0x560 [ 183.925856][ T10] ipv6_add_addr+0x411/0x2000 [ 183.925856][ T10] inet6_addr_add+0x30e/0xa40 [ 183.925856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.925856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.925856][ T10] netlink_rcv_skb+0x130/0x360 [ 183.925856][ T10] netlink_unicast+0x449/0x710 [ 183.925856][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.925856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.925856][ T10] ___sys_sendmsg+0xee/0x170 [ 183.925856][ T10] __sys_sendmsg+0xcd/0x170 [ 183.925856][ T10] do_syscall_64+0xc6/0x1e0 [ 183.925856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.925856][ T10] [ 183.928106][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.928106][ T10] netdev_get_by_index+0x5e/0x80 [ 183.928106][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.928106][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.928106][ T10] ip6_route_add+0x1c/0x140 [ 183.928106][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 183.928106][ T10] addrconf_add_dev+0xe2/0x170 [ 183.928106][ T10] inet6_addr_add+0x12f/0xa40 [ 183.928106][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.928106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.928106][ T10] netlink_rcv_skb+0x130/0x360 [ 183.928106][ T10] netlink_unicast+0x449/0x710 [ 183.928106][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.928106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.928106][ T10] ___sys_sendmsg+0xee/0x170 [ 183.928106][ T10] __sys_sendmsg+0xcd/0x170 [ 183.928106][ T10] do_syscall_64+0xc6/0x1e0 [ 183.928106][ T10] [ 183.930314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.930314][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 183.930314][ T10] ipv6_find_idev+0x102/0x170 [ 183.930314][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.930314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.930314][ T10] netlink_rcv_skb+0x130/0x360 [ 183.930314][ T10] netlink_unicast+0x449/0x710 [ 183.930314][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.930314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.930314][ T10] ___sys_sendmsg+0xee/0x170 [ 183.930314][ T10] __sys_sendmsg+0xcd/0x170 [ 183.930314][ T10] do_syscall_64+0xc6/0x1e0 [ 183.930314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.930314][ T10] [ 183.932034][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 183.932034][ T10] neigh_parms_alloc+0x1e5/0x510 [ 183.932034][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 183.932034][ T10] ipv6_find_idev+0x102/0x170 [ 183.932034][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.932034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.932034][ T10] netlink_rcv_skb+0x130/0x360 [ 183.932034][ T10] netlink_unicast+0x449/0x710 [ 183.932034][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.932034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.932034][ T10] ___sys_sendmsg+0xee/0x170 [ 183.932034][ T10] __sys_sendmsg+0xcd/0x170 [ 183.932034][ T10] do_syscall_64+0xc6/0x1e0 [ 183.932034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.932034][ T10] [ 183.933911][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 183.934221][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 183.934221][ T10] netdev_get_by_index+0x5e/0x80 [ 183.934221][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.934221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.934221][ T10] ip6_route_add+0x1c/0x140 [ 183.934221][ T10] addrconf_prefix_route+0x2a6/0x430 [ 183.934221][ T10] inet6_addr_add+0x4f8/0xa40 [ 183.934221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.934221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.934221][ T10] netlink_rcv_skb+0x130/0x360 [ 183.934221][ T10] netlink_unicast+0x449/0x710 [ 183.934221][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.934221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.934221][ T10] ___sys_sendmsg+0xee/0x170 [ 183.934221][ T10] __sys_sendmsg+0xcd/0x170 [ 183.934221][ T10] do_syscall_64+0xc6/0x1e0 [ 183.934221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.934221][ T10] [ 183.936310][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 183.936310][ T10] netdev_get_by_index+0x5e/0x80 [ 183.936310][ T10] fib6_nh_init+0x3d8/0x1580 [ 183.936310][ T10] ip6_route_info_create+0xf18/0x17d0 [ 183.936310][ T10] addrconf_f6i_alloc+0x315/0x560 [ 183.936310][ T10] ipv6_add_addr+0x411/0x2000 [ 183.936310][ T10] inet6_addr_add+0x30e/0xa40 [ 183.936310][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 183.936310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.936310][ T10] netlink_rcv_skb+0x130/0x360 [ 183.936310][ T10] netlink_unicast+0x449/0x710 [ 183.936310][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.936310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.936310][ T10] ___sys_sendmsg+0xee/0x170 [ 183.936310][ T10] __sys_sendmsg+0xcd/0x170 [ 183.936310][ T10] do_syscall_64+0xc6/0x1e0 [ 183.936310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.936310][ T10] [ 183.938352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 183.938352][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 183.938352][ T10] ipv6_find_idev+0x102/0x170 [ 183.938352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.938352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.938352][ T10] netlink_rcv_skb+0x130/0x360 [ 183.938352][ T10] netlink_unicast+0x449/0x710 [ 183.938352][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.938352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.938352][ T10] ___sys_sendmsg+0xee/0x170 [ 183.938352][ T10] __sys_sendmsg+0xcd/0x170 [ 183.938352][ T10] do_syscall_64+0xc6/0x1e0 [ 183.938352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.938352][ T10] [ 183.940074][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 183.940074][ T10] neigh_parms_alloc+0x1e5/0x510 [ 183.940074][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 183.940074][ T10] ipv6_find_idev+0x102/0x170 [ 183.940074][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 183.940074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 183.940074][ T10] netlink_rcv_skb+0x130/0x360 [ 183.940074][ T10] netlink_unicast+0x449/0x710 [ 183.940074][ T10] netlink_sendmsg+0x723/0xbe0 [ 183.940074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 183.940074][ T10] ___sys_sendmsg+0xee/0x170 [ 183.940074][ T10] __sys_sendmsg+0xcd/0x170 [ 183.940074][ T10] do_syscall_64+0xc6/0x1e0 [ 183.940074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 183.940074][ T10] [ 185.698838][ T1131] br0: port 1(vx0) entered blocking state [ 185.699086][ T1131] br0: port 1(vx0) entered disabled state [ 185.699259][ T1131] vx0: entered allmulticast mode [ 185.700421][ T1131] vx0: entered promiscuous mode [ 185.702245][ T1131] br0: port 1(vx0) entered blocking state [ 185.702409][ T1131] br0: port 1(vx0) entered forwarding state [ 189.533649][ T1162] veth0: renamed from veth1 [ 193.322645][ T1189] br0: port 1(vx0) entered blocking state [ 193.323881][ T1189] br0: port 1(vx0) entered disabled state [ 193.324086][ T1189] vx0: entered allmulticast mode [ 193.325266][ T1189] vx0: entered promiscuous mode [ 193.327089][ T1189] br0: port 1(vx0) entered blocking state [ 193.327250][ T1189] br0: port 1(vx0) entered forwarding state [ 194.063862][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 194.064191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.064191][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 194.064191][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 194.064191][ T10] fib6_nh_init+0xa22/0x1580 [ 194.064191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.064191][ T10] ip6_route_add+0x1c/0x140 [ 194.064191][ T10] inet6_rtm_newroute+0x104/0x110 [ 194.064191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.064191][ T10] netlink_rcv_skb+0x130/0x360 [ 194.064191][ T10] netlink_unicast+0x449/0x710 [ 194.064191][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.064191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.064191][ T10] ___sys_sendmsg+0xee/0x170 [ 194.064191][ T10] __sys_sendmsg+0xcd/0x170 [ 194.064191][ T10] do_syscall_64+0xc6/0x1e0 [ 194.064191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.064191][ T10] [ 194.066232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.066232][ T10] dst_init+0x84/0x4a0 [ 194.066232][ T10] dst_alloc+0x97/0x150 [ 194.066232][ T10] ip6_dst_alloc+0x23/0x90 [ 194.066232][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 194.066232][ T10] ip6_pol_route+0x56f/0x840 [ 194.066232][ T10] fib6_rule_lookup+0x456/0x630 [ 194.066232][ T10] ip6_route_input+0x59c/0xa50 [ 194.066232][ T10] ipv6_rcv+0x397/0x810 [ 194.066232][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 194.066232][ T10] process_backlog+0x101/0x620 [ 194.066232][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 194.066232][ T10] net_rx_action+0x495/0xbe0 [ 194.066232][ T10] __do_softirq+0x1b5/0x7f6 [ 194.066232][ T10] [ 194.067919][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.067919][ T10] netdev_get_by_index+0x5e/0x80 [ 194.067919][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.067919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.067919][ T10] addrconf_f6i_alloc+0x265/0x560 [ 194.067919][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 194.067919][ T10] addrconf_join_anycast+0x1c0/0x220 [ 194.067919][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 194.067919][ T10] addrconf_dad_completed+0x12b/0xe20 [ 194.067919][ T10] addrconf_dad_begin+0x310/0x670 [ 194.067919][ T10] addrconf_dad_work+0x10b/0xab0 [ 194.067919][ T10] process_one_work+0x84d/0x18a0 [ 194.067919][ T10] worker_thread+0x587/0xd30 [ 194.067919][ T10] kthread+0x28a/0x350 [ 194.067919][ T10] ret_from_fork+0x31/0x70 [ 194.067919][ T10] ret_from_fork_asm+0x1a/0x30 [ 194.067919][ T10] [ 194.069917][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.069917][ T10] netdev_get_by_index+0x5e/0x80 [ 194.069917][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.069917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.069917][ T10] ip6_route_add+0x1c/0x140 [ 194.069917][ T10] addrconf_prefix_route+0x2a6/0x430 [ 194.069917][ T10] inet6_addr_add+0x4f8/0xa40 [ 194.069917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.069917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.069917][ T10] netlink_rcv_skb+0x130/0x360 [ 194.069917][ T10] netlink_unicast+0x449/0x710 [ 194.069917][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.069917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.069917][ T10] ___sys_sendmsg+0xee/0x170 [ 194.069917][ T10] __sys_sendmsg+0xcd/0x170 [ 194.069917][ T10] do_syscall_64+0xc6/0x1e0 [ 194.069917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.069917][ T10] [ 194.072014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.072014][ T10] netdev_get_by_index+0x5e/0x80 [ 194.072014][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.072014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.072014][ T10] addrconf_f6i_alloc+0x315/0x560 [ 194.072014][ T10] ipv6_add_addr+0x411/0x2000 [ 194.072014][ T10] inet6_addr_add+0x30e/0xa40 [ 194.072014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.072014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.072014][ T10] netlink_rcv_skb+0x130/0x360 [ 194.072014][ T10] netlink_unicast+0x449/0x710 [ 194.072014][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.072014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.072014][ T10] ___sys_sendmsg+0xee/0x170 [ 194.072014][ T10] __sys_sendmsg+0xcd/0x170 [ 194.072014][ T10] do_syscall_64+0xc6/0x1e0 [ 194.072014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.072014][ T10] [ 194.074096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.074096][ T10] netdev_get_by_index+0x5e/0x80 [ 194.074096][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.074096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.074096][ T10] ip6_route_add+0x1c/0x140 [ 194.074096][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 194.074096][ T10] addrconf_add_dev+0xe2/0x170 [ 194.074096][ T10] inet6_addr_add+0x12f/0xa40 [ 194.074096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.074096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.074096][ T10] netlink_rcv_skb+0x130/0x360 [ 194.074096][ T10] netlink_unicast+0x449/0x710 [ 194.074096][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.074096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.074096][ T10] ___sys_sendmsg+0xee/0x170 [ 194.074096][ T10] __sys_sendmsg+0xcd/0x170 [ 194.074096][ T10] do_syscall_64+0xc6/0x1e0 [ 194.074096][ T10] [ 194.076153][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.076153][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 194.076153][ T10] ipv6_find_idev+0x102/0x170 [ 194.076153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.076153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.076153][ T10] netlink_rcv_skb+0x130/0x360 [ 194.076153][ T10] netlink_unicast+0x449/0x710 [ 194.076153][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.076153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.076153][ T10] ___sys_sendmsg+0xee/0x170 [ 194.076153][ T10] __sys_sendmsg+0xcd/0x170 [ 194.076153][ T10] do_syscall_64+0xc6/0x1e0 [ 194.076153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.076153][ T10] [ 194.077862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 194.077862][ T10] neigh_parms_alloc+0x1e5/0x510 [ 194.077862][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 194.077862][ T10] ipv6_find_idev+0x102/0x170 [ 194.077862][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.077862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.077862][ T10] netlink_rcv_skb+0x130/0x360 [ 194.077862][ T10] netlink_unicast+0x449/0x710 [ 194.077862][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.077862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.077862][ T10] ___sys_sendmsg+0xee/0x170 [ 194.077862][ T10] __sys_sendmsg+0xcd/0x170 [ 194.077862][ T10] do_syscall_64+0xc6/0x1e0 [ 194.077862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.077862][ T10] [ 194.079771][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 194.080070][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 194.080070][ T10] dst_init+0x84/0x4a0 [ 194.080070][ T10] dst_alloc+0x97/0x150 [ 194.080070][ T10] ip6_dst_alloc+0x23/0x90 [ 194.080070][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 194.080070][ T10] ip6_pol_route+0x56f/0x840 [ 194.080070][ T10] fib6_rule_lookup+0x456/0x630 [ 194.080070][ T10] ip6_route_input+0x59c/0xa50 [ 194.080070][ T10] ipv6_rcv+0x397/0x810 [ 194.080070][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 194.080070][ T10] process_backlog+0x101/0x620 [ 194.080070][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 194.080070][ T10] net_rx_action+0x495/0xbe0 [ 194.080070][ T10] __do_softirq+0x1b5/0x7f6 [ 194.080070][ T10] [ 194.081773][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.081773][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 194.081773][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 194.081773][ T10] fib6_nh_init+0xa22/0x1580 [ 194.081773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.081773][ T10] ip6_route_add+0x1c/0x140 [ 194.081773][ T10] inet6_rtm_newroute+0x104/0x110 [ 194.081773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.081773][ T10] netlink_rcv_skb+0x130/0x360 [ 194.081773][ T10] netlink_unicast+0x449/0x710 [ 194.081773][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.081773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.081773][ T10] ___sys_sendmsg+0xee/0x170 [ 194.081773][ T10] __sys_sendmsg+0xcd/0x170 [ 194.081773][ T10] do_syscall_64+0xc6/0x1e0 [ 194.081773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.081773][ T10] [ 194.083745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.083745][ T10] netdev_get_by_index+0x5e/0x80 [ 194.083745][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.083745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.083745][ T10] addrconf_f6i_alloc+0x265/0x560 [ 194.083745][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 194.083745][ T10] addrconf_join_anycast+0x1c0/0x220 [ 194.083745][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 194.083745][ T10] addrconf_dad_completed+0x12b/0xe20 [ 194.083745][ T10] addrconf_dad_begin+0x310/0x670 [ 194.083745][ T10] addrconf_dad_work+0x10b/0xab0 [ 194.083745][ T10] process_one_work+0x84d/0x18a0 [ 194.083745][ T10] worker_thread+0x587/0xd30 [ 194.083745][ T10] kthread+0x28a/0x350 [ 194.083745][ T10] ret_from_fork+0x31/0x70 [ 194.083745][ T10] ret_from_fork_asm+0x1a/0x30 [ 194.083745][ T10] [ 194.085766][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.085766][ T10] netdev_get_by_index+0x5e/0x80 [ 194.085766][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.085766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.085766][ T10] ip6_route_add+0x1c/0x140 [ 194.085766][ T10] addrconf_prefix_route+0x2a6/0x430 [ 194.085766][ T10] inet6_addr_add+0x4f8/0xa40 [ 194.085766][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.085766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.085766][ T10] netlink_rcv_skb+0x130/0x360 [ 194.085766][ T10] netlink_unicast+0x449/0x710 [ 194.085766][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.085766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.085766][ T10] ___sys_sendmsg+0xee/0x170 [ 194.085766][ T10] __sys_sendmsg+0xcd/0x170 [ 194.085766][ T10] do_syscall_64+0xc6/0x1e0 [ 194.085766][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.085766][ T10] [ 194.087817][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.087817][ T10] netdev_get_by_index+0x5e/0x80 [ 194.087817][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.087817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.087817][ T10] addrconf_f6i_alloc+0x315/0x560 [ 194.087817][ T10] ipv6_add_addr+0x411/0x2000 [ 194.087817][ T10] inet6_addr_add+0x30e/0xa40 [ 194.087817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.087817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.087817][ T10] netlink_rcv_skb+0x130/0x360 [ 194.087817][ T10] netlink_unicast+0x449/0x710 [ 194.087817][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.087817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.087817][ T10] ___sys_sendmsg+0xee/0x170 [ 194.087817][ T10] __sys_sendmsg+0xcd/0x170 [ 194.087817][ T10] do_syscall_64+0xc6/0x1e0 [ 194.087817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.087817][ T10] [ 194.089862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.089862][ T10] netdev_get_by_index+0x5e/0x80 [ 194.089862][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.089862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.089862][ T10] ip6_route_add+0x1c/0x140 [ 194.089862][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 194.089862][ T10] addrconf_add_dev+0xe2/0x170 [ 194.089862][ T10] inet6_addr_add+0x12f/0xa40 [ 194.089862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.089862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.089862][ T10] netlink_rcv_skb+0x130/0x360 [ 194.089862][ T10] netlink_unicast+0x449/0x710 [ 194.089862][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.089862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.089862][ T10] ___sys_sendmsg+0xee/0x170 [ 194.089862][ T10] __sys_sendmsg+0xcd/0x170 [ 194.089862][ T10] do_syscall_64+0xc6/0x1e0 [ 194.089862][ T10] [ 194.091876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.091876][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 194.091876][ T10] ipv6_find_idev+0x102/0x170 [ 194.091876][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.091876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.091876][ T10] netlink_rcv_skb+0x130/0x360 [ 194.091876][ T10] netlink_unicast+0x449/0x710 [ 194.091876][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.091876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.091876][ T10] ___sys_sendmsg+0xee/0x170 [ 194.091876][ T10] __sys_sendmsg+0xcd/0x170 [ 194.091876][ T10] do_syscall_64+0xc6/0x1e0 [ 194.091876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.091876][ T10] [ 194.093463][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 194.093463][ T10] neigh_parms_alloc+0x1e5/0x510 [ 194.093463][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 194.093463][ T10] ipv6_find_idev+0x102/0x170 [ 194.093463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.093463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.093463][ T10] netlink_rcv_skb+0x130/0x360 [ 194.093463][ T10] netlink_unicast+0x449/0x710 [ 194.093463][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.093463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.093463][ T10] ___sys_sendmsg+0xee/0x170 [ 194.093463][ T10] __sys_sendmsg+0xcd/0x170 [ 194.093463][ T10] do_syscall_64+0xc6/0x1e0 [ 194.093463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.093463][ T10] [ 194.095232][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 194.095491][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 194.095491][ T10] netdev_get_by_index+0x5e/0x80 [ 194.095491][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.095491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.095491][ T10] ip6_route_add+0x1c/0x140 [ 194.095491][ T10] addrconf_prefix_route+0x2a6/0x430 [ 194.095491][ T10] inet6_addr_add+0x4f8/0xa40 [ 194.095491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.095491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.095491][ T10] netlink_rcv_skb+0x130/0x360 [ 194.095491][ T10] netlink_unicast+0x449/0x710 [ 194.095491][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.095491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.095491][ T10] ___sys_sendmsg+0xee/0x170 [ 194.095491][ T10] __sys_sendmsg+0xcd/0x170 [ 194.095491][ T10] do_syscall_64+0xc6/0x1e0 [ 194.095491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.095491][ T10] [ 194.097577][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 194.097577][ T10] netdev_get_by_index+0x5e/0x80 [ 194.097577][ T10] fib6_nh_init+0x3d8/0x1580 [ 194.097577][ T10] ip6_route_info_create+0xf18/0x17d0 [ 194.097577][ T10] addrconf_f6i_alloc+0x315/0x560 [ 194.097577][ T10] ipv6_add_addr+0x411/0x2000 [ 194.097577][ T10] inet6_addr_add+0x30e/0xa40 [ 194.097577][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 194.097577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.097577][ T10] netlink_rcv_skb+0x130/0x360 [ 194.097577][ T10] netlink_unicast+0x449/0x710 [ 194.097577][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.097577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.097577][ T10] ___sys_sendmsg+0xee/0x170 [ 194.097577][ T10] __sys_sendmsg+0xcd/0x170 [ 194.097577][ T10] do_syscall_64+0xc6/0x1e0 [ 194.097577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.097577][ T10] [ 194.099960][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 194.099960][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 194.099960][ T10] ipv6_find_idev+0x102/0x170 [ 194.099960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.099960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.099960][ T10] netlink_rcv_skb+0x130/0x360 [ 194.099960][ T10] netlink_unicast+0x449/0x710 [ 194.099960][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.099960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.099960][ T10] ___sys_sendmsg+0xee/0x170 [ 194.099960][ T10] __sys_sendmsg+0xcd/0x170 [ 194.099960][ T10] do_syscall_64+0xc6/0x1e0 [ 194.099960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.099960][ T10] [ 194.101833][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 194.101833][ T10] neigh_parms_alloc+0x1e5/0x510 [ 194.101833][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 194.101833][ T10] ipv6_find_idev+0x102/0x170 [ 194.101833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 194.101833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 194.101833][ T10] netlink_rcv_skb+0x130/0x360 [ 194.101833][ T10] netlink_unicast+0x449/0x710 [ 194.101833][ T10] netlink_sendmsg+0x723/0xbe0 [ 194.101833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 194.101833][ T10] ___sys_sendmsg+0xee/0x170 [ 194.101833][ T10] __sys_sendmsg+0xcd/0x170 [ 194.101833][ T10] do_syscall_64+0xc6/0x1e0 [ 194.101833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 194.101833][ T10] [ 198.636707][ T1219] br0: port 1(vx0) entered blocking state [ 198.636916][ T1219] br0: port 1(vx0) entered disabled state [ 198.637098][ T1219] vx0: entered allmulticast mode [ 198.638264][ T1219] vx0: entered promiscuous mode [ 198.640101][ T1219] br0: port 1(vx0) entered blocking state [ 198.640275][ T1219] br0: port 1(vx0) entered forwarding state [ 204.334962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 204.335335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.335335][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 204.335335][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 204.335335][ T10] fib6_nh_init+0xa22/0x1580 [ 204.335335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.335335][ T10] ip6_route_add+0x1c/0x140 [ 204.335335][ T10] inet6_rtm_newroute+0x104/0x110 [ 204.335335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.335335][ T10] netlink_rcv_skb+0x130/0x360 [ 204.335335][ T10] netlink_unicast+0x449/0x710 [ 204.335335][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.335335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.335335][ T10] ___sys_sendmsg+0xee/0x170 [ 204.335335][ T10] __sys_sendmsg+0xcd/0x170 [ 204.335335][ T10] do_syscall_64+0xc6/0x1e0 [ 204.335335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.335335][ T10] [ 204.337325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.337325][ T10] dst_init+0x84/0x4a0 [ 204.337325][ T10] dst_alloc+0x97/0x150 [ 204.337325][ T10] ip6_dst_alloc+0x23/0x90 [ 204.337325][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 204.337325][ T10] ip6_pol_route+0x56f/0x840 [ 204.337325][ T10] fib6_rule_lookup+0x456/0x630 [ 204.337325][ T10] ip6_route_input+0x59c/0xa50 [ 204.337325][ T10] ipv6_rcv+0x397/0x810 [ 204.337325][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 204.337325][ T10] process_backlog+0x101/0x620 [ 204.337325][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 204.337325][ T10] net_rx_action+0x495/0xbe0 [ 204.337325][ T10] __do_softirq+0x1b5/0x7f6 [ 204.337325][ T10] [ 204.339003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.339003][ T10] netdev_get_by_index+0x5e/0x80 [ 204.339003][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.339003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.339003][ T10] addrconf_f6i_alloc+0x265/0x560 [ 204.339003][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 204.339003][ T10] addrconf_join_anycast+0x1c0/0x220 [ 204.339003][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 204.339003][ T10] addrconf_dad_completed+0x12b/0xe20 [ 204.339003][ T10] addrconf_dad_begin+0x310/0x670 [ 204.339003][ T10] addrconf_dad_work+0x10b/0xab0 [ 204.339003][ T10] process_one_work+0x84d/0x18a0 [ 204.339003][ T10] worker_thread+0x587/0xd30 [ 204.339003][ T10] kthread+0x28a/0x350 [ 204.339003][ T10] ret_from_fork+0x31/0x70 [ 204.339003][ T10] ret_from_fork_asm+0x1a/0x30 [ 204.339003][ T10] [ 204.340967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.340967][ T10] netdev_get_by_index+0x5e/0x80 [ 204.340967][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.340967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.340967][ T10] ip6_route_add+0x1c/0x140 [ 204.340967][ T10] addrconf_prefix_route+0x2a6/0x430 [ 204.340967][ T10] inet6_addr_add+0x4f8/0xa40 [ 204.340967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.340967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.340967][ T10] netlink_rcv_skb+0x130/0x360 [ 204.340967][ T10] netlink_unicast+0x449/0x710 [ 204.340967][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.340967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.340967][ T10] ___sys_sendmsg+0xee/0x170 [ 204.340967][ T10] __sys_sendmsg+0xcd/0x170 [ 204.340967][ T10] do_syscall_64+0xc6/0x1e0 [ 204.340967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.340967][ T10] [ 204.343022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.343022][ T10] netdev_get_by_index+0x5e/0x80 [ 204.343022][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.343022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.343022][ T10] addrconf_f6i_alloc+0x315/0x560 [ 204.343022][ T10] ipv6_add_addr+0x411/0x2000 [ 204.343022][ T10] inet6_addr_add+0x30e/0xa40 [ 204.343022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.343022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.343022][ T10] netlink_rcv_skb+0x130/0x360 [ 204.343022][ T10] netlink_unicast+0x449/0x710 [ 204.343022][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.343022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.343022][ T10] ___sys_sendmsg+0xee/0x170 [ 204.343022][ T10] __sys_sendmsg+0xcd/0x170 [ 204.343022][ T10] do_syscall_64+0xc6/0x1e0 [ 204.343022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.343022][ T10] [ 204.345129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.345129][ T10] netdev_get_by_index+0x5e/0x80 [ 204.345129][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.345129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.345129][ T10] ip6_route_add+0x1c/0x140 [ 204.345129][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 204.345129][ T10] addrconf_add_dev+0xe2/0x170 [ 204.345129][ T10] inet6_addr_add+0x12f/0xa40 [ 204.345129][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.345129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.345129][ T10] netlink_rcv_skb+0x130/0x360 [ 204.345129][ T10] netlink_unicast+0x449/0x710 [ 204.345129][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.345129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.345129][ T10] ___sys_sendmsg+0xee/0x170 [ 204.345129][ T10] __sys_sendmsg+0xcd/0x170 [ 204.345129][ T10] do_syscall_64+0xc6/0x1e0 [ 204.345129][ T10] [ 204.347131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.347131][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 204.347131][ T10] ipv6_find_idev+0x102/0x170 [ 204.347131][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.347131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.347131][ T10] netlink_rcv_skb+0x130/0x360 [ 204.347131][ T10] netlink_unicast+0x449/0x710 [ 204.347131][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.347131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.347131][ T10] ___sys_sendmsg+0xee/0x170 [ 204.347131][ T10] __sys_sendmsg+0xcd/0x170 [ 204.347131][ T10] do_syscall_64+0xc6/0x1e0 [ 204.347131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.347131][ T10] [ 204.348704][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 204.348704][ T10] neigh_parms_alloc+0x1e5/0x510 [ 204.348704][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 204.348704][ T10] ipv6_find_idev+0x102/0x170 [ 204.348704][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.348704][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.348704][ T10] netlink_rcv_skb+0x130/0x360 [ 204.348704][ T10] netlink_unicast+0x449/0x710 [ 204.348704][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.348704][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.348704][ T10] ___sys_sendmsg+0xee/0x170 [ 204.348704][ T10] __sys_sendmsg+0xcd/0x170 [ 204.348704][ T10] do_syscall_64+0xc6/0x1e0 [ 204.348704][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.348704][ T10] [ 204.350472][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 204.350754][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 204.350754][ T10] dst_init+0x84/0x4a0 [ 204.350754][ T10] dst_alloc+0x97/0x150 [ 204.350754][ T10] ip6_dst_alloc+0x23/0x90 [ 204.350754][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 204.350754][ T10] ip6_pol_route+0x56f/0x840 [ 204.350754][ T10] fib6_rule_lookup+0x456/0x630 [ 204.350754][ T10] ip6_route_input+0x59c/0xa50 [ 204.350754][ T10] ipv6_rcv+0x397/0x810 [ 204.350754][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 204.350754][ T10] process_backlog+0x101/0x620 [ 204.350754][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 204.350754][ T10] net_rx_action+0x495/0xbe0 [ 204.350754][ T10] __do_softirq+0x1b5/0x7f6 [ 204.350754][ T10] [ 204.352437][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.352437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 204.352437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 204.352437][ T10] fib6_nh_init+0xa22/0x1580 [ 204.352437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.352437][ T10] ip6_route_add+0x1c/0x140 [ 204.352437][ T10] inet6_rtm_newroute+0x104/0x110 [ 204.352437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.352437][ T10] netlink_rcv_skb+0x130/0x360 [ 204.352437][ T10] netlink_unicast+0x449/0x710 [ 204.352437][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.352437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.352437][ T10] ___sys_sendmsg+0xee/0x170 [ 204.352437][ T10] __sys_sendmsg+0xcd/0x170 [ 204.352437][ T10] do_syscall_64+0xc6/0x1e0 [ 204.352437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.352437][ T10] [ 204.354383][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.354383][ T10] netdev_get_by_index+0x5e/0x80 [ 204.354383][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.354383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.354383][ T10] addrconf_f6i_alloc+0x265/0x560 [ 204.354383][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 204.354383][ T10] addrconf_join_anycast+0x1c0/0x220 [ 204.354383][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 204.354383][ T10] addrconf_dad_completed+0x12b/0xe20 [ 204.354383][ T10] addrconf_dad_begin+0x310/0x670 [ 204.354383][ T10] addrconf_dad_work+0x10b/0xab0 [ 204.354383][ T10] process_one_work+0x84d/0x18a0 [ 204.354383][ T10] worker_thread+0x587/0xd30 [ 204.354383][ T10] kthread+0x28a/0x350 [ 204.354383][ T10] ret_from_fork+0x31/0x70 [ 204.354383][ T10] ret_from_fork_asm+0x1a/0x30 [ 204.354383][ T10] [ 204.356321][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.356321][ T10] netdev_get_by_index+0x5e/0x80 [ 204.356321][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.356321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.356321][ T10] ip6_route_add+0x1c/0x140 [ 204.356321][ T10] addrconf_prefix_route+0x2a6/0x430 [ 204.356321][ T10] inet6_addr_add+0x4f8/0xa40 [ 204.356321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.356321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.356321][ T10] netlink_rcv_skb+0x130/0x360 [ 204.356321][ T10] netlink_unicast+0x449/0x710 [ 204.356321][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.356321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.356321][ T10] ___sys_sendmsg+0xee/0x170 [ 204.356321][ T10] __sys_sendmsg+0xcd/0x170 [ 204.356321][ T10] do_syscall_64+0xc6/0x1e0 [ 204.356321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.356321][ T10] [ 204.358357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.358357][ T10] netdev_get_by_index+0x5e/0x80 [ 204.358357][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.358357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.358357][ T10] addrconf_f6i_alloc+0x315/0x560 [ 204.358357][ T10] ipv6_add_addr+0x411/0x2000 [ 204.358357][ T10] inet6_addr_add+0x30e/0xa40 [ 204.358357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.358357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.358357][ T10] netlink_rcv_skb+0x130/0x360 [ 204.358357][ T10] netlink_unicast+0x449/0x710 [ 204.358357][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.358357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.358357][ T10] ___sys_sendmsg+0xee/0x170 [ 204.358357][ T10] __sys_sendmsg+0xcd/0x170 [ 204.358357][ T10] do_syscall_64+0xc6/0x1e0 [ 204.358357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.358357][ T10] [ 204.360404][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.360404][ T10] netdev_get_by_index+0x5e/0x80 [ 204.360404][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.360404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.360404][ T10] ip6_route_add+0x1c/0x140 [ 204.360404][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 204.360404][ T10] addrconf_add_dev+0xe2/0x170 [ 204.360404][ T10] inet6_addr_add+0x12f/0xa40 [ 204.360404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.360404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.360404][ T10] netlink_rcv_skb+0x130/0x360 [ 204.360404][ T10] netlink_unicast+0x449/0x710 [ 204.360404][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.360404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.360404][ T10] ___sys_sendmsg+0xee/0x170 [ 204.360404][ T10] __sys_sendmsg+0xcd/0x170 [ 204.360404][ T10] do_syscall_64+0xc6/0x1e0 [ 204.360404][ T10] [ 204.362598][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.362598][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 204.362598][ T10] ipv6_find_idev+0x102/0x170 [ 204.362598][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.362598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.362598][ T10] netlink_rcv_skb+0x130/0x360 [ 204.362598][ T10] netlink_unicast+0x449/0x710 [ 204.362598][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.362598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.362598][ T10] ___sys_sendmsg+0xee/0x170 [ 204.362598][ T10] __sys_sendmsg+0xcd/0x170 [ 204.362598][ T10] do_syscall_64+0xc6/0x1e0 [ 204.362598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.362598][ T10] [ 204.364426][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 204.364426][ T10] neigh_parms_alloc+0x1e5/0x510 [ 204.364426][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 204.364426][ T10] ipv6_find_idev+0x102/0x170 [ 204.364426][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.364426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.364426][ T10] netlink_rcv_skb+0x130/0x360 [ 204.364426][ T10] netlink_unicast+0x449/0x710 [ 204.364426][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.364426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.364426][ T10] ___sys_sendmsg+0xee/0x170 [ 204.364426][ T10] __sys_sendmsg+0xcd/0x170 [ 204.364426][ T10] do_syscall_64+0xc6/0x1e0 [ 204.364426][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.364426][ T10] [ 204.366332][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 204.366578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 204.366578][ T10] netdev_get_by_index+0x5e/0x80 [ 204.366578][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.366578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.366578][ T10] ip6_route_add+0x1c/0x140 [ 204.366578][ T10] addrconf_prefix_route+0x2a6/0x430 [ 204.366578][ T10] inet6_addr_add+0x4f8/0xa40 [ 204.366578][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.366578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.366578][ T10] netlink_rcv_skb+0x130/0x360 [ 204.366578][ T10] netlink_unicast+0x449/0x710 [ 204.366578][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.366578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.366578][ T10] ___sys_sendmsg+0xee/0x170 [ 204.366578][ T10] __sys_sendmsg+0xcd/0x170 [ 204.366578][ T10] do_syscall_64+0xc6/0x1e0 [ 204.366578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.366578][ T10] [ 204.368872][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 204.368872][ T10] netdev_get_by_index+0x5e/0x80 [ 204.368872][ T10] fib6_nh_init+0x3d8/0x1580 [ 204.368872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 204.368872][ T10] addrconf_f6i_alloc+0x315/0x560 [ 204.368872][ T10] ipv6_add_addr+0x411/0x2000 [ 204.368872][ T10] inet6_addr_add+0x30e/0xa40 [ 204.368872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 204.368872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.368872][ T10] netlink_rcv_skb+0x130/0x360 [ 204.368872][ T10] netlink_unicast+0x449/0x710 [ 204.368872][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.368872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.368872][ T10] ___sys_sendmsg+0xee/0x170 [ 204.368872][ T10] __sys_sendmsg+0xcd/0x170 [ 204.368872][ T10] do_syscall_64+0xc6/0x1e0 [ 204.368872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.368872][ T10] [ 204.371164][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 204.371164][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 204.371164][ T10] ipv6_find_idev+0x102/0x170 [ 204.371164][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.371164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.371164][ T10] netlink_rcv_skb+0x130/0x360 [ 204.371164][ T10] netlink_unicast+0x449/0x710 [ 204.371164][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.371164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.371164][ T10] ___sys_sendmsg+0xee/0x170 [ 204.371164][ T10] __sys_sendmsg+0xcd/0x170 [ 204.371164][ T10] do_syscall_64+0xc6/0x1e0 [ 204.371164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.371164][ T10] [ 204.372988][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 204.372988][ T10] neigh_parms_alloc+0x1e5/0x510 [ 204.372988][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 204.372988][ T10] ipv6_find_idev+0x102/0x170 [ 204.372988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 204.372988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 204.372988][ T10] netlink_rcv_skb+0x130/0x360 [ 204.372988][ T10] netlink_unicast+0x449/0x710 [ 204.372988][ T10] netlink_sendmsg+0x723/0xbe0 [ 204.372988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 204.372988][ T10] ___sys_sendmsg+0xee/0x170 [ 204.372988][ T10] __sys_sendmsg+0xcd/0x170 [ 204.372988][ T10] do_syscall_64+0xc6/0x1e0 [ 204.372988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 204.372988][ T10] [ 214.479826][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 214.480155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.480155][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 214.480155][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 214.480155][ T10] fib6_nh_init+0xa22/0x1580 [ 214.480155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.480155][ T10] ip6_route_add+0x1c/0x140 [ 214.480155][ T10] inet6_rtm_newroute+0x104/0x110 [ 214.480155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.480155][ T10] netlink_rcv_skb+0x130/0x360 [ 214.480155][ T10] netlink_unicast+0x449/0x710 [ 214.480155][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.480155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.480155][ T10] ___sys_sendmsg+0xee/0x170 [ 214.480155][ T10] __sys_sendmsg+0xcd/0x170 [ 214.480155][ T10] do_syscall_64+0xc6/0x1e0 [ 214.480155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.480155][ T10] [ 214.482297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.482297][ T10] dst_init+0x84/0x4a0 [ 214.482297][ T10] dst_alloc+0x97/0x150 [ 214.482297][ T10] ip6_dst_alloc+0x23/0x90 [ 214.482297][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 214.482297][ T10] ip6_pol_route+0x56f/0x840 [ 214.482297][ T10] fib6_rule_lookup+0x456/0x630 [ 214.482297][ T10] ip6_route_input+0x59c/0xa50 [ 214.482297][ T10] ipv6_rcv+0x397/0x810 [ 214.482297][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 214.482297][ T10] process_backlog+0x101/0x620 [ 214.482297][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 214.482297][ T10] net_rx_action+0x495/0xbe0 [ 214.482297][ T10] __do_softirq+0x1b5/0x7f6 [ 214.482297][ T10] [ 214.484188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.484188][ T10] netdev_get_by_index+0x5e/0x80 [ 214.484188][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.484188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.484188][ T10] addrconf_f6i_alloc+0x265/0x560 [ 214.484188][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 214.484188][ T10] addrconf_join_anycast+0x1c0/0x220 [ 214.484188][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 214.484188][ T10] addrconf_dad_completed+0x12b/0xe20 [ 214.484188][ T10] addrconf_dad_begin+0x310/0x670 [ 214.484188][ T10] addrconf_dad_work+0x10b/0xab0 [ 214.484188][ T10] process_one_work+0x84d/0x18a0 [ 214.484188][ T10] worker_thread+0x587/0xd30 [ 214.484188][ T10] kthread+0x28a/0x350 [ 214.484188][ T10] ret_from_fork+0x31/0x70 [ 214.484188][ T10] ret_from_fork_asm+0x1a/0x30 [ 214.484188][ T10] [ 214.486364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.486364][ T10] netdev_get_by_index+0x5e/0x80 [ 214.486364][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.486364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.486364][ T10] ip6_route_add+0x1c/0x140 [ 214.486364][ T10] addrconf_prefix_route+0x2a6/0x430 [ 214.486364][ T10] inet6_addr_add+0x4f8/0xa40 [ 214.486364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.486364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.486364][ T10] netlink_rcv_skb+0x130/0x360 [ 214.486364][ T10] netlink_unicast+0x449/0x710 [ 214.486364][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.486364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.486364][ T10] ___sys_sendmsg+0xee/0x170 [ 214.486364][ T10] __sys_sendmsg+0xcd/0x170 [ 214.486364][ T10] do_syscall_64+0xc6/0x1e0 [ 214.486364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.486364][ T10] [ 214.488641][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.488641][ T10] netdev_get_by_index+0x5e/0x80 [ 214.488641][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.488641][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.488641][ T10] addrconf_f6i_alloc+0x315/0x560 [ 214.488641][ T10] ipv6_add_addr+0x411/0x2000 [ 214.488641][ T10] inet6_addr_add+0x30e/0xa40 [ 214.488641][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.488641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.488641][ T10] netlink_rcv_skb+0x130/0x360 [ 214.488641][ T10] netlink_unicast+0x449/0x710 [ 214.488641][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.488641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.488641][ T10] ___sys_sendmsg+0xee/0x170 [ 214.488641][ T10] __sys_sendmsg+0xcd/0x170 [ 214.488641][ T10] do_syscall_64+0xc6/0x1e0 [ 214.488641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.488641][ T10] [ 214.490895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.490895][ T10] netdev_get_by_index+0x5e/0x80 [ 214.490895][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.490895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.490895][ T10] ip6_route_add+0x1c/0x140 [ 214.490895][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 214.490895][ T10] addrconf_add_dev+0xe2/0x170 [ 214.490895][ T10] inet6_addr_add+0x12f/0xa40 [ 214.490895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.490895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.490895][ T10] netlink_rcv_skb+0x130/0x360 [ 214.490895][ T10] netlink_unicast+0x449/0x710 [ 214.490895][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.490895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.490895][ T10] ___sys_sendmsg+0xee/0x170 [ 214.490895][ T10] __sys_sendmsg+0xcd/0x170 [ 214.490895][ T10] do_syscall_64+0xc6/0x1e0 [ 214.490895][ T10] [ 214.493112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.493112][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 214.493112][ T10] ipv6_find_idev+0x102/0x170 [ 214.493112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.493112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.493112][ T10] netlink_rcv_skb+0x130/0x360 [ 214.493112][ T10] netlink_unicast+0x449/0x710 [ 214.493112][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.493112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.493112][ T10] ___sys_sendmsg+0xee/0x170 [ 214.493112][ T10] __sys_sendmsg+0xcd/0x170 [ 214.493112][ T10] do_syscall_64+0xc6/0x1e0 [ 214.493112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.493112][ T10] [ 214.494891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 214.494891][ T10] neigh_parms_alloc+0x1e5/0x510 [ 214.494891][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 214.494891][ T10] ipv6_find_idev+0x102/0x170 [ 214.494891][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.494891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.494891][ T10] netlink_rcv_skb+0x130/0x360 [ 214.494891][ T10] netlink_unicast+0x449/0x710 [ 214.494891][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.494891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.494891][ T10] ___sys_sendmsg+0xee/0x170 [ 214.494891][ T10] __sys_sendmsg+0xcd/0x170 [ 214.494891][ T10] do_syscall_64+0xc6/0x1e0 [ 214.494891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.494891][ T10] [ 214.496836][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 214.497132][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 214.497132][ T10] dst_init+0x84/0x4a0 [ 214.497132][ T10] dst_alloc+0x97/0x150 [ 214.497132][ T10] ip6_dst_alloc+0x23/0x90 [ 214.497132][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 214.497132][ T10] ip6_pol_route+0x56f/0x840 [ 214.497132][ T10] fib6_rule_lookup+0x456/0x630 [ 214.497132][ T10] ip6_route_input+0x59c/0xa50 [ 214.497132][ T10] ipv6_rcv+0x397/0x810 [ 214.497132][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 214.497132][ T10] process_backlog+0x101/0x620 [ 214.497132][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 214.497132][ T10] net_rx_action+0x495/0xbe0 [ 214.497132][ T10] __do_softirq+0x1b5/0x7f6 [ 214.497132][ T10] [ 214.499078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.499078][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 214.499078][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 214.499078][ T10] fib6_nh_init+0xa22/0x1580 [ 214.499078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.499078][ T10] ip6_route_add+0x1c/0x140 [ 214.499078][ T10] inet6_rtm_newroute+0x104/0x110 [ 214.499078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.499078][ T10] netlink_rcv_skb+0x130/0x360 [ 214.499078][ T10] netlink_unicast+0x449/0x710 [ 214.499078][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.499078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.499078][ T10] ___sys_sendmsg+0xee/0x170 [ 214.499078][ T10] __sys_sendmsg+0xcd/0x170 [ 214.499078][ T10] do_syscall_64+0xc6/0x1e0 [ 214.499078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.499078][ T10] [ 214.501395][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.501395][ T10] netdev_get_by_index+0x5e/0x80 [ 214.501395][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.501395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.501395][ T10] addrconf_f6i_alloc+0x265/0x560 [ 214.501395][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 214.501395][ T10] addrconf_join_anycast+0x1c0/0x220 [ 214.501395][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 214.501395][ T10] addrconf_dad_completed+0x12b/0xe20 [ 214.501395][ T10] addrconf_dad_begin+0x310/0x670 [ 214.501395][ T10] addrconf_dad_work+0x10b/0xab0 [ 214.501395][ T10] process_one_work+0x84d/0x18a0 [ 214.501395][ T10] worker_thread+0x587/0xd30 [ 214.501395][ T10] kthread+0x28a/0x350 [ 214.501395][ T10] ret_from_fork+0x31/0x70 [ 214.501395][ T10] ret_from_fork_asm+0x1a/0x30 [ 214.501395][ T10] [ 214.503733][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.503733][ T10] netdev_get_by_index+0x5e/0x80 [ 214.503733][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.503733][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.503733][ T10] ip6_route_add+0x1c/0x140 [ 214.503733][ T10] addrconf_prefix_route+0x2a6/0x430 [ 214.503733][ T10] inet6_addr_add+0x4f8/0xa40 [ 214.503733][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.503733][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.503733][ T10] netlink_rcv_skb+0x130/0x360 [ 214.503733][ T10] netlink_unicast+0x449/0x710 [ 214.503733][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.503733][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.503733][ T10] ___sys_sendmsg+0xee/0x170 [ 214.503733][ T10] __sys_sendmsg+0xcd/0x170 [ 214.503733][ T10] do_syscall_64+0xc6/0x1e0 [ 214.503733][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.503733][ T10] [ 214.506271][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.506271][ T10] netdev_get_by_index+0x5e/0x80 [ 214.506271][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.506271][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.506271][ T10] addrconf_f6i_alloc+0x315/0x560 [ 214.506271][ T10] ipv6_add_addr+0x411/0x2000 [ 214.506271][ T10] inet6_addr_add+0x30e/0xa40 [ 214.506271][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.506271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.506271][ T10] netlink_rcv_skb+0x130/0x360 [ 214.506271][ T10] netlink_unicast+0x449/0x710 [ 214.506271][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.506271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.506271][ T10] ___sys_sendmsg+0xee/0x170 [ 214.506271][ T10] __sys_sendmsg+0xcd/0x170 [ 214.506271][ T10] do_syscall_64+0xc6/0x1e0 [ 214.506271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.506271][ T10] [ 214.508754][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.508754][ T10] netdev_get_by_index+0x5e/0x80 [ 214.508754][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.508754][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.508754][ T10] ip6_route_add+0x1c/0x140 [ 214.508754][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 214.508754][ T10] addrconf_add_dev+0xe2/0x170 [ 214.508754][ T10] inet6_addr_add+0x12f/0xa40 [ 214.508754][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.508754][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.508754][ T10] netlink_rcv_skb+0x130/0x360 [ 214.508754][ T10] netlink_unicast+0x449/0x710 [ 214.508754][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.508754][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.508754][ T10] ___sys_sendmsg+0xee/0x170 [ 214.508754][ T10] __sys_sendmsg+0xcd/0x170 [ 214.508754][ T10] do_syscall_64+0xc6/0x1e0 [ 214.508754][ T10] [ 214.511298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.511298][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 214.511298][ T10] ipv6_find_idev+0x102/0x170 [ 214.511298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.511298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.511298][ T10] netlink_rcv_skb+0x130/0x360 [ 214.511298][ T10] netlink_unicast+0x449/0x710 [ 214.511298][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.511298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.511298][ T10] ___sys_sendmsg+0xee/0x170 [ 214.511298][ T10] __sys_sendmsg+0xcd/0x170 [ 214.511298][ T10] do_syscall_64+0xc6/0x1e0 [ 214.511298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.511298][ T10] [ 214.513149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 214.513149][ T10] neigh_parms_alloc+0x1e5/0x510 [ 214.513149][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 214.513149][ T10] ipv6_find_idev+0x102/0x170 [ 214.513149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.513149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.513149][ T10] netlink_rcv_skb+0x130/0x360 [ 214.513149][ T10] netlink_unicast+0x449/0x710 [ 214.513149][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.513149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.513149][ T10] ___sys_sendmsg+0xee/0x170 [ 214.513149][ T10] __sys_sendmsg+0xcd/0x170 [ 214.513149][ T10] do_syscall_64+0xc6/0x1e0 [ 214.513149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.513149][ T10] [ 214.515128][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 214.515468][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 214.515468][ T10] netdev_get_by_index+0x5e/0x80 [ 214.515468][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.515468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.515468][ T10] ip6_route_add+0x1c/0x140 [ 214.515468][ T10] addrconf_prefix_route+0x2a6/0x430 [ 214.515468][ T10] inet6_addr_add+0x4f8/0xa40 [ 214.515468][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.515468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.515468][ T10] netlink_rcv_skb+0x130/0x360 [ 214.515468][ T10] netlink_unicast+0x449/0x710 [ 214.515468][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.515468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.515468][ T10] ___sys_sendmsg+0xee/0x170 [ 214.515468][ T10] __sys_sendmsg+0xcd/0x170 [ 214.515468][ T10] do_syscall_64+0xc6/0x1e0 [ 214.515468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.515468][ T10] [ 214.518227][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 214.518227][ T10] netdev_get_by_index+0x5e/0x80 [ 214.518227][ T10] fib6_nh_init+0x3d8/0x1580 [ 214.518227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 214.518227][ T10] addrconf_f6i_alloc+0x315/0x560 [ 214.518227][ T10] ipv6_add_addr+0x411/0x2000 [ 214.518227][ T10] inet6_addr_add+0x30e/0xa40 [ 214.518227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 214.518227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.518227][ T10] netlink_rcv_skb+0x130/0x360 [ 214.518227][ T10] netlink_unicast+0x449/0x710 [ 214.518227][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.518227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.518227][ T10] ___sys_sendmsg+0xee/0x170 [ 214.518227][ T10] __sys_sendmsg+0xcd/0x170 [ 214.518227][ T10] do_syscall_64+0xc6/0x1e0 [ 214.518227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.518227][ T10] [ 214.521550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 214.521550][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 214.521550][ T10] ipv6_find_idev+0x102/0x170 [ 214.521550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.521550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.521550][ T10] netlink_rcv_skb+0x130/0x360 [ 214.521550][ T10] netlink_unicast+0x449/0x710 [ 214.521550][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.521550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.521550][ T10] ___sys_sendmsg+0xee/0x170 [ 214.521550][ T10] __sys_sendmsg+0xcd/0x170 [ 214.521550][ T10] do_syscall_64+0xc6/0x1e0 [ 214.521550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.521550][ T10] [ 214.524143][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 214.524143][ T10] neigh_parms_alloc+0x1e5/0x510 [ 214.524143][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 214.524143][ T10] ipv6_find_idev+0x102/0x170 [ 214.524143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 214.524143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 214.524143][ T10] netlink_rcv_skb+0x130/0x360 [ 214.524143][ T10] netlink_unicast+0x449/0x710 [ 214.524143][ T10] netlink_sendmsg+0x723/0xbe0 [ 214.524143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 214.524143][ T10] ___sys_sendmsg+0xee/0x170 [ 214.524143][ T10] __sys_sendmsg+0xcd/0x170 [ 214.524143][ T10] do_syscall_64+0xc6/0x1e0 [ 214.524143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 214.524143][ T10] [ 215.720241][ T1349] veth0: renamed from veth1 [ 219.602539][ T1376] br0: port 1(vx0) entered blocking state [ 219.602789][ T1376] br0: port 1(vx0) entered disabled state [ 219.603880][ T1376] vx0: entered allmulticast mode [ 219.605649][ T1376] vx0: entered promiscuous mode [ 219.607555][ T1376] br0: port 1(vx0) entered blocking state [ 219.607773][ T1376] br0: port 1(vx0) entered forwarding state [ 224.638865][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 224.639309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.639309][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 224.639309][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 224.639309][ T10] fib6_nh_init+0xa22/0x1580 [ 224.639309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.639309][ T10] ip6_route_add+0x1c/0x140 [ 224.639309][ T10] inet6_rtm_newroute+0x104/0x110 [ 224.639309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.639309][ T10] netlink_rcv_skb+0x130/0x360 [ 224.639309][ T10] netlink_unicast+0x449/0x710 [ 224.639309][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.639309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.639309][ T10] ___sys_sendmsg+0xee/0x170 [ 224.639309][ T10] __sys_sendmsg+0xcd/0x170 [ 224.639309][ T10] do_syscall_64+0xc6/0x1e0 [ 224.639309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.639309][ T10] [ 224.642502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.642502][ T10] dst_init+0x84/0x4a0 [ 224.642502][ T10] dst_alloc+0x97/0x150 [ 224.642502][ T10] ip6_dst_alloc+0x23/0x90 [ 224.642502][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 224.642502][ T10] ip6_pol_route+0x56f/0x840 [ 224.642502][ T10] fib6_rule_lookup+0x456/0x630 [ 224.642502][ T10] ip6_route_input+0x59c/0xa50 [ 224.642502][ T10] ipv6_rcv+0x397/0x810 [ 224.642502][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 224.642502][ T10] process_backlog+0x101/0x620 [ 224.642502][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 224.642502][ T10] net_rx_action+0x495/0xbe0 [ 224.642502][ T10] __do_softirq+0x1b5/0x7f6 [ 224.642502][ T10] [ 224.645118][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.645118][ T10] netdev_get_by_index+0x5e/0x80 [ 224.645118][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.645118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.645118][ T10] addrconf_f6i_alloc+0x265/0x560 [ 224.645118][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 224.645118][ T10] addrconf_join_anycast+0x1c0/0x220 [ 224.645118][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 224.645118][ T10] addrconf_dad_completed+0x12b/0xe20 [ 224.645118][ T10] addrconf_dad_begin+0x310/0x670 [ 224.645118][ T10] addrconf_dad_work+0x10b/0xab0 [ 224.645118][ T10] process_one_work+0x84d/0x18a0 [ 224.645118][ T10] worker_thread+0x587/0xd30 [ 224.645118][ T10] kthread+0x28a/0x350 [ 224.645118][ T10] ret_from_fork+0x31/0x70 [ 224.645118][ T10] ret_from_fork_asm+0x1a/0x30 [ 224.645118][ T10] [ 224.648150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.648150][ T10] netdev_get_by_index+0x5e/0x80 [ 224.648150][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.648150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.648150][ T10] ip6_route_add+0x1c/0x140 [ 224.648150][ T10] addrconf_prefix_route+0x2a6/0x430 [ 224.648150][ T10] inet6_addr_add+0x4f8/0xa40 [ 224.648150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.648150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.648150][ T10] netlink_rcv_skb+0x130/0x360 [ 224.648150][ T10] netlink_unicast+0x449/0x710 [ 224.648150][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.648150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.648150][ T10] ___sys_sendmsg+0xee/0x170 [ 224.648150][ T10] __sys_sendmsg+0xcd/0x170 [ 224.648150][ T10] do_syscall_64+0xc6/0x1e0 [ 224.648150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.648150][ T10] [ 224.651278][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.651278][ T10] netdev_get_by_index+0x5e/0x80 [ 224.651278][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.651278][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.651278][ T10] addrconf_f6i_alloc+0x315/0x560 [ 224.651278][ T10] ipv6_add_addr+0x411/0x2000 [ 224.651278][ T10] inet6_addr_add+0x30e/0xa40 [ 224.651278][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.651278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.651278][ T10] netlink_rcv_skb+0x130/0x360 [ 224.651278][ T10] netlink_unicast+0x449/0x710 [ 224.651278][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.651278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.651278][ T10] ___sys_sendmsg+0xee/0x170 [ 224.651278][ T10] __sys_sendmsg+0xcd/0x170 [ 224.651278][ T10] do_syscall_64+0xc6/0x1e0 [ 224.651278][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.651278][ T10] [ 224.654490][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.654490][ T10] netdev_get_by_index+0x5e/0x80 [ 224.654490][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.654490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.654490][ T10] ip6_route_add+0x1c/0x140 [ 224.654490][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 224.654490][ T10] addrconf_add_dev+0xe2/0x170 [ 224.654490][ T10] inet6_addr_add+0x12f/0xa40 [ 224.654490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.654490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.654490][ T10] netlink_rcv_skb+0x130/0x360 [ 224.654490][ T10] netlink_unicast+0x449/0x710 [ 224.654490][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.654490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.654490][ T10] ___sys_sendmsg+0xee/0x170 [ 224.654490][ T10] __sys_sendmsg+0xcd/0x170 [ 224.654490][ T10] do_syscall_64+0xc6/0x1e0 [ 224.654490][ T10] [ 224.657441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.657441][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 224.657441][ T10] ipv6_find_idev+0x102/0x170 [ 224.657441][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.657441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.657441][ T10] netlink_rcv_skb+0x130/0x360 [ 224.657441][ T10] netlink_unicast+0x449/0x710 [ 224.657441][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.657441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.657441][ T10] ___sys_sendmsg+0xee/0x170 [ 224.657441][ T10] __sys_sendmsg+0xcd/0x170 [ 224.657441][ T10] do_syscall_64+0xc6/0x1e0 [ 224.657441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.657441][ T10] [ 224.659743][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 224.659743][ T10] neigh_parms_alloc+0x1e5/0x510 [ 224.659743][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 224.659743][ T10] ipv6_find_idev+0x102/0x170 [ 224.659743][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.659743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.659743][ T10] netlink_rcv_skb+0x130/0x360 [ 224.659743][ T10] netlink_unicast+0x449/0x710 [ 224.659743][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.659743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.659743][ T10] ___sys_sendmsg+0xee/0x170 [ 224.659743][ T10] __sys_sendmsg+0xcd/0x170 [ 224.659743][ T10] do_syscall_64+0xc6/0x1e0 [ 224.659743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.659743][ T10] [ 224.662592][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 224.663034][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 224.663034][ T10] dst_init+0x84/0x4a0 [ 224.663034][ T10] dst_alloc+0x97/0x150 [ 224.663034][ T10] ip6_dst_alloc+0x23/0x90 [ 224.663034][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 224.663034][ T10] ip6_pol_route+0x56f/0x840 [ 224.663034][ T10] fib6_rule_lookup+0x456/0x630 [ 224.663034][ T10] ip6_route_input+0x59c/0xa50 [ 224.663034][ T10] ipv6_rcv+0x397/0x810 [ 224.663034][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 224.663034][ T10] process_backlog+0x101/0x620 [ 224.663034][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 224.663034][ T10] net_rx_action+0x495/0xbe0 [ 224.663034][ T10] __do_softirq+0x1b5/0x7f6 [ 224.663034][ T10] [ 224.666101][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.666101][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 224.666101][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 224.666101][ T10] fib6_nh_init+0xa22/0x1580 [ 224.666101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.666101][ T10] ip6_route_add+0x1c/0x140 [ 224.666101][ T10] inet6_rtm_newroute+0x104/0x110 [ 224.666101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.666101][ T10] netlink_rcv_skb+0x130/0x360 [ 224.666101][ T10] netlink_unicast+0x449/0x710 [ 224.666101][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.666101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.666101][ T10] ___sys_sendmsg+0xee/0x170 [ 224.666101][ T10] __sys_sendmsg+0xcd/0x170 [ 224.666101][ T10] do_syscall_64+0xc6/0x1e0 [ 224.666101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.666101][ T10] [ 224.669195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.669195][ T10] netdev_get_by_index+0x5e/0x80 [ 224.669195][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.669195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.669195][ T10] addrconf_f6i_alloc+0x265/0x560 [ 224.669195][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 224.669195][ T10] addrconf_join_anycast+0x1c0/0x220 [ 224.669195][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 224.669195][ T10] addrconf_dad_completed+0x12b/0xe20 [ 224.669195][ T10] addrconf_dad_begin+0x310/0x670 [ 224.669195][ T10] addrconf_dad_work+0x10b/0xab0 [ 224.669195][ T10] process_one_work+0x84d/0x18a0 [ 224.669195][ T10] worker_thread+0x587/0xd30 [ 224.669195][ T10] kthread+0x28a/0x350 [ 224.669195][ T10] ret_from_fork+0x31/0x70 [ 224.669195][ T10] ret_from_fork_asm+0x1a/0x30 [ 224.669195][ T10] [ 224.672515][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.672515][ T10] netdev_get_by_index+0x5e/0x80 [ 224.672515][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.672515][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.672515][ T10] ip6_route_add+0x1c/0x140 [ 224.672515][ T10] addrconf_prefix_route+0x2a6/0x430 [ 224.672515][ T10] inet6_addr_add+0x4f8/0xa40 [ 224.672515][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.672515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.672515][ T10] netlink_rcv_skb+0x130/0x360 [ 224.672515][ T10] netlink_unicast+0x449/0x710 [ 224.672515][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.672515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.672515][ T10] ___sys_sendmsg+0xee/0x170 [ 224.672515][ T10] __sys_sendmsg+0xcd/0x170 [ 224.672515][ T10] do_syscall_64+0xc6/0x1e0 [ 224.672515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.672515][ T10] [ 224.676147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.676147][ T10] netdev_get_by_index+0x5e/0x80 [ 224.676147][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.676147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.676147][ T10] addrconf_f6i_alloc+0x315/0x560 [ 224.676147][ T10] ipv6_add_addr+0x411/0x2000 [ 224.676147][ T10] inet6_addr_add+0x30e/0xa40 [ 224.676147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.676147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.676147][ T10] netlink_rcv_skb+0x130/0x360 [ 224.676147][ T10] netlink_unicast+0x449/0x710 [ 224.676147][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.676147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.676147][ T10] ___sys_sendmsg+0xee/0x170 [ 224.676147][ T10] __sys_sendmsg+0xcd/0x170 [ 224.676147][ T10] do_syscall_64+0xc6/0x1e0 [ 224.676147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.676147][ T10] [ 224.679771][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.679771][ T10] netdev_get_by_index+0x5e/0x80 [ 224.679771][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.679771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.679771][ T10] ip6_route_add+0x1c/0x140 [ 224.679771][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 224.679771][ T10] addrconf_add_dev+0xe2/0x170 [ 224.679771][ T10] inet6_addr_add+0x12f/0xa40 [ 224.679771][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.679771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.679771][ T10] netlink_rcv_skb+0x130/0x360 [ 224.679771][ T10] netlink_unicast+0x449/0x710 [ 224.679771][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.679771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.679771][ T10] ___sys_sendmsg+0xee/0x170 [ 224.679771][ T10] __sys_sendmsg+0xcd/0x170 [ 224.679771][ T10] do_syscall_64+0xc6/0x1e0 [ 224.679771][ T10] [ 224.683348][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.683348][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 224.683348][ T10] ipv6_find_idev+0x102/0x170 [ 224.683348][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.683348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.683348][ T10] netlink_rcv_skb+0x130/0x360 [ 224.683348][ T10] netlink_unicast+0x449/0x710 [ 224.683348][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.683348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.683348][ T10] ___sys_sendmsg+0xee/0x170 [ 224.683348][ T10] __sys_sendmsg+0xcd/0x170 [ 224.683348][ T10] do_syscall_64+0xc6/0x1e0 [ 224.683348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.683348][ T10] [ 224.686123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 224.686123][ T10] neigh_parms_alloc+0x1e5/0x510 [ 224.686123][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 224.686123][ T10] ipv6_find_idev+0x102/0x170 [ 224.686123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.686123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.686123][ T10] netlink_rcv_skb+0x130/0x360 [ 224.686123][ T10] netlink_unicast+0x449/0x710 [ 224.686123][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.686123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.686123][ T10] ___sys_sendmsg+0xee/0x170 [ 224.686123][ T10] __sys_sendmsg+0xcd/0x170 [ 224.686123][ T10] do_syscall_64+0xc6/0x1e0 [ 224.686123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.686123][ T10] [ 224.689072][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 224.689432][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 224.689432][ T10] netdev_get_by_index+0x5e/0x80 [ 224.689432][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.689432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.689432][ T10] ip6_route_add+0x1c/0x140 [ 224.689432][ T10] addrconf_prefix_route+0x2a6/0x430 [ 224.689432][ T10] inet6_addr_add+0x4f8/0xa40 [ 224.689432][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.689432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.689432][ T10] netlink_rcv_skb+0x130/0x360 [ 224.689432][ T10] netlink_unicast+0x449/0x710 [ 224.689432][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.689432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.689432][ T10] ___sys_sendmsg+0xee/0x170 [ 224.689432][ T10] __sys_sendmsg+0xcd/0x170 [ 224.689432][ T10] do_syscall_64+0xc6/0x1e0 [ 224.689432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.689432][ T10] [ 224.693053][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 224.693053][ T10] netdev_get_by_index+0x5e/0x80 [ 224.693053][ T10] fib6_nh_init+0x3d8/0x1580 [ 224.693053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 224.693053][ T10] addrconf_f6i_alloc+0x315/0x560 [ 224.693053][ T10] ipv6_add_addr+0x411/0x2000 [ 224.693053][ T10] inet6_addr_add+0x30e/0xa40 [ 224.693053][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 224.693053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.693053][ T10] netlink_rcv_skb+0x130/0x360 [ 224.693053][ T10] netlink_unicast+0x449/0x710 [ 224.693053][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.693053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.693053][ T10] ___sys_sendmsg+0xee/0x170 [ 224.693053][ T10] __sys_sendmsg+0xcd/0x170 [ 224.693053][ T10] do_syscall_64+0xc6/0x1e0 [ 224.693053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.693053][ T10] [ 224.696452][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 224.696452][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 224.696452][ T10] ipv6_find_idev+0x102/0x170 [ 224.696452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.696452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.696452][ T10] netlink_rcv_skb+0x130/0x360 [ 224.696452][ T10] netlink_unicast+0x449/0x710 [ 224.696452][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.696452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.696452][ T10] ___sys_sendmsg+0xee/0x170 [ 224.696452][ T10] __sys_sendmsg+0xcd/0x170 [ 224.696452][ T10] do_syscall_64+0xc6/0x1e0 [ 224.696452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.696452][ T10] [ 224.699245][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 224.699245][ T10] neigh_parms_alloc+0x1e5/0x510 [ 224.699245][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 224.699245][ T10] ipv6_find_idev+0x102/0x170 [ 224.699245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 224.699245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 224.699245][ T10] netlink_rcv_skb+0x130/0x360 [ 224.699245][ T10] netlink_unicast+0x449/0x710 [ 224.699245][ T10] netlink_sendmsg+0x723/0xbe0 [ 224.699245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 224.699245][ T10] ___sys_sendmsg+0xee/0x170 [ 224.699245][ T10] __sys_sendmsg+0xcd/0x170 [ 224.699245][ T10] do_syscall_64+0xc6/0x1e0 [ 224.699245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 224.699245][ T10] [ 225.055491][ T1406] br0: port 1(vx0) entered blocking state [ 225.055760][ T1406] br0: port 1(vx0) entered disabled state [ 225.055953][ T1406] vx0: entered allmulticast mode [ 225.057122][ T1406] vx0: entered promiscuous mode [ 225.058944][ T1406] br0: port 1(vx0) entered blocking state [ 225.059107][ T1406] br0: port 1(vx0) entered forwarding state [ 229.218289][ T1437] veth0: renamed from veth1 [ 233.142954][ T1464] br0: port 1(vx0) entered blocking state [ 233.143247][ T1464] br0: port 1(vx0) entered disabled state [ 233.143417][ T1464] vx0: entered allmulticast mode [ 233.144632][ T1464] vx0: entered promiscuous mode [ 233.146500][ T1464] br0: port 1(vx0) entered blocking state [ 233.146668][ T1464] br0: port 1(vx0) entered forwarding state [ 234.815877][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 234.816303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.816303][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 234.816303][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 234.816303][ T10] fib6_nh_init+0xa22/0x1580 [ 234.816303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.816303][ T10] ip6_route_add+0x1c/0x140 [ 234.816303][ T10] inet6_rtm_newroute+0x104/0x110 [ 234.816303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.816303][ T10] netlink_rcv_skb+0x130/0x360 [ 234.816303][ T10] netlink_unicast+0x449/0x710 [ 234.816303][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.816303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.816303][ T10] ___sys_sendmsg+0xee/0x170 [ 234.816303][ T10] __sys_sendmsg+0xcd/0x170 [ 234.816303][ T10] do_syscall_64+0xc6/0x1e0 [ 234.816303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.816303][ T10] [ 234.819163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.819163][ T10] dst_init+0x84/0x4a0 [ 234.819163][ T10] dst_alloc+0x97/0x150 [ 234.819163][ T10] ip6_dst_alloc+0x23/0x90 [ 234.819163][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 234.819163][ T10] ip6_pol_route+0x56f/0x840 [ 234.819163][ T10] fib6_rule_lookup+0x456/0x630 [ 234.819163][ T10] ip6_route_input+0x59c/0xa50 [ 234.819163][ T10] ipv6_rcv+0x397/0x810 [ 234.819163][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 234.819163][ T10] process_backlog+0x101/0x620 [ 234.819163][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 234.819163][ T10] net_rx_action+0x495/0xbe0 [ 234.819163][ T10] __do_softirq+0x1b5/0x7f6 [ 234.819163][ T10] [ 234.821596][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.821596][ T10] netdev_get_by_index+0x5e/0x80 [ 234.821596][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.821596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.821596][ T10] addrconf_f6i_alloc+0x265/0x560 [ 234.821596][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 234.821596][ T10] addrconf_join_anycast+0x1c0/0x220 [ 234.821596][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 234.821596][ T10] addrconf_dad_completed+0x12b/0xe20 [ 234.821596][ T10] addrconf_dad_begin+0x310/0x670 [ 234.821596][ T10] addrconf_dad_work+0x10b/0xab0 [ 234.821596][ T10] process_one_work+0x84d/0x18a0 [ 234.821596][ T10] worker_thread+0x587/0xd30 [ 234.821596][ T10] kthread+0x28a/0x350 [ 234.821596][ T10] ret_from_fork+0x31/0x70 [ 234.821596][ T10] ret_from_fork_asm+0x1a/0x30 [ 234.821596][ T10] [ 234.824457][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.824457][ T10] netdev_get_by_index+0x5e/0x80 [ 234.824457][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.824457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.824457][ T10] ip6_route_add+0x1c/0x140 [ 234.824457][ T10] addrconf_prefix_route+0x2a6/0x430 [ 234.824457][ T10] inet6_addr_add+0x4f8/0xa40 [ 234.824457][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.824457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.824457][ T10] netlink_rcv_skb+0x130/0x360 [ 234.824457][ T10] netlink_unicast+0x449/0x710 [ 234.824457][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.824457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.824457][ T10] ___sys_sendmsg+0xee/0x170 [ 234.824457][ T10] __sys_sendmsg+0xcd/0x170 [ 234.824457][ T10] do_syscall_64+0xc6/0x1e0 [ 234.824457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.824457][ T10] [ 234.827621][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.827621][ T10] netdev_get_by_index+0x5e/0x80 [ 234.827621][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.827621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.827621][ T10] addrconf_f6i_alloc+0x315/0x560 [ 234.827621][ T10] ipv6_add_addr+0x411/0x2000 [ 234.827621][ T10] inet6_addr_add+0x30e/0xa40 [ 234.827621][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.827621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.827621][ T10] netlink_rcv_skb+0x130/0x360 [ 234.827621][ T10] netlink_unicast+0x449/0x710 [ 234.827621][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.827621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.827621][ T10] ___sys_sendmsg+0xee/0x170 [ 234.827621][ T10] __sys_sendmsg+0xcd/0x170 [ 234.827621][ T10] do_syscall_64+0xc6/0x1e0 [ 234.827621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.827621][ T10] [ 234.830769][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.830769][ T10] netdev_get_by_index+0x5e/0x80 [ 234.830769][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.830769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.830769][ T10] ip6_route_add+0x1c/0x140 [ 234.830769][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 234.830769][ T10] addrconf_add_dev+0xe2/0x170 [ 234.830769][ T10] inet6_addr_add+0x12f/0xa40 [ 234.830769][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.830769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.830769][ T10] netlink_rcv_skb+0x130/0x360 [ 234.830769][ T10] netlink_unicast+0x449/0x710 [ 234.830769][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.830769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.830769][ T10] ___sys_sendmsg+0xee/0x170 [ 234.830769][ T10] __sys_sendmsg+0xcd/0x170 [ 234.830769][ T10] do_syscall_64+0xc6/0x1e0 [ 234.830769][ T10] [ 234.833874][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.833874][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 234.833874][ T10] ipv6_find_idev+0x102/0x170 [ 234.833874][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.833874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.833874][ T10] netlink_rcv_skb+0x130/0x360 [ 234.833874][ T10] netlink_unicast+0x449/0x710 [ 234.833874][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.833874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.833874][ T10] ___sys_sendmsg+0xee/0x170 [ 234.833874][ T10] __sys_sendmsg+0xcd/0x170 [ 234.833874][ T10] do_syscall_64+0xc6/0x1e0 [ 234.833874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.833874][ T10] [ 234.836306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 234.836306][ T10] neigh_parms_alloc+0x1e5/0x510 [ 234.836306][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 234.836306][ T10] ipv6_find_idev+0x102/0x170 [ 234.836306][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.836306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.836306][ T10] netlink_rcv_skb+0x130/0x360 [ 234.836306][ T10] netlink_unicast+0x449/0x710 [ 234.836306][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.836306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.836306][ T10] ___sys_sendmsg+0xee/0x170 [ 234.836306][ T10] __sys_sendmsg+0xcd/0x170 [ 234.836306][ T10] do_syscall_64+0xc6/0x1e0 [ 234.836306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.836306][ T10] [ 234.838975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 234.839406][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 234.839406][ T10] dst_init+0x84/0x4a0 [ 234.839406][ T10] dst_alloc+0x97/0x150 [ 234.839406][ T10] ip6_dst_alloc+0x23/0x90 [ 234.839406][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 234.839406][ T10] ip6_pol_route+0x56f/0x840 [ 234.839406][ T10] fib6_rule_lookup+0x456/0x630 [ 234.839406][ T10] ip6_route_input+0x59c/0xa50 [ 234.839406][ T10] ipv6_rcv+0x397/0x810 [ 234.839406][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 234.839406][ T10] process_backlog+0x101/0x620 [ 234.839406][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 234.839406][ T10] net_rx_action+0x495/0xbe0 [ 234.839406][ T10] __do_softirq+0x1b5/0x7f6 [ 234.839406][ T10] [ 234.841959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.841959][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 234.841959][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 234.841959][ T10] fib6_nh_init+0xa22/0x1580 [ 234.841959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.841959][ T10] ip6_route_add+0x1c/0x140 [ 234.841959][ T10] inet6_rtm_newroute+0x104/0x110 [ 234.841959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.841959][ T10] netlink_rcv_skb+0x130/0x360 [ 234.841959][ T10] netlink_unicast+0x449/0x710 [ 234.841959][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.841959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.841959][ T10] ___sys_sendmsg+0xee/0x170 [ 234.841959][ T10] __sys_sendmsg+0xcd/0x170 [ 234.841959][ T10] do_syscall_64+0xc6/0x1e0 [ 234.841959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.841959][ T10] [ 234.844957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.844957][ T10] netdev_get_by_index+0x5e/0x80 [ 234.844957][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.844957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.844957][ T10] addrconf_f6i_alloc+0x265/0x560 [ 234.844957][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 234.844957][ T10] addrconf_join_anycast+0x1c0/0x220 [ 234.844957][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 234.844957][ T10] addrconf_dad_completed+0x12b/0xe20 [ 234.844957][ T10] addrconf_dad_begin+0x310/0x670 [ 234.844957][ T10] addrconf_dad_work+0x10b/0xab0 [ 234.844957][ T10] process_one_work+0x84d/0x18a0 [ 234.844957][ T10] worker_thread+0x587/0xd30 [ 234.844957][ T10] kthread+0x28a/0x350 [ 234.844957][ T10] ret_from_fork+0x31/0x70 [ 234.844957][ T10] ret_from_fork_asm+0x1a/0x30 [ 234.844957][ T10] [ 234.848035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.848035][ T10] netdev_get_by_index+0x5e/0x80 [ 234.848035][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.848035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.848035][ T10] ip6_route_add+0x1c/0x140 [ 234.848035][ T10] addrconf_prefix_route+0x2a6/0x430 [ 234.848035][ T10] inet6_addr_add+0x4f8/0xa40 [ 234.848035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.848035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.848035][ T10] netlink_rcv_skb+0x130/0x360 [ 234.848035][ T10] netlink_unicast+0x449/0x710 [ 234.848035][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.848035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.848035][ T10] ___sys_sendmsg+0xee/0x170 [ 234.848035][ T10] __sys_sendmsg+0xcd/0x170 [ 234.848035][ T10] do_syscall_64+0xc6/0x1e0 [ 234.848035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.848035][ T10] [ 234.851257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.851257][ T10] netdev_get_by_index+0x5e/0x80 [ 234.851257][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.851257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.851257][ T10] addrconf_f6i_alloc+0x315/0x560 [ 234.851257][ T10] ipv6_add_addr+0x411/0x2000 [ 234.851257][ T10] inet6_addr_add+0x30e/0xa40 [ 234.851257][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.851257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.851257][ T10] netlink_rcv_skb+0x130/0x360 [ 234.851257][ T10] netlink_unicast+0x449/0x710 [ 234.851257][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.851257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.851257][ T10] ___sys_sendmsg+0xee/0x170 [ 234.851257][ T10] __sys_sendmsg+0xcd/0x170 [ 234.851257][ T10] do_syscall_64+0xc6/0x1e0 [ 234.851257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.851257][ T10] [ 234.854721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.854721][ T10] netdev_get_by_index+0x5e/0x80 [ 234.854721][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.854721][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.854721][ T10] ip6_route_add+0x1c/0x140 [ 234.854721][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 234.854721][ T10] addrconf_add_dev+0xe2/0x170 [ 234.854721][ T10] inet6_addr_add+0x12f/0xa40 [ 234.854721][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.854721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.854721][ T10] netlink_rcv_skb+0x130/0x360 [ 234.854721][ T10] netlink_unicast+0x449/0x710 [ 234.854721][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.854721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.854721][ T10] ___sys_sendmsg+0xee/0x170 [ 234.854721][ T10] __sys_sendmsg+0xcd/0x170 [ 234.854721][ T10] do_syscall_64+0xc6/0x1e0 [ 234.854721][ T10] [ 234.858279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.858279][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 234.858279][ T10] ipv6_find_idev+0x102/0x170 [ 234.858279][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.858279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.858279][ T10] netlink_rcv_skb+0x130/0x360 [ 234.858279][ T10] netlink_unicast+0x449/0x710 [ 234.858279][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.858279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.858279][ T10] ___sys_sendmsg+0xee/0x170 [ 234.858279][ T10] __sys_sendmsg+0xcd/0x170 [ 234.858279][ T10] do_syscall_64+0xc6/0x1e0 [ 234.858279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.858279][ T10] [ 234.861133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 234.861133][ T10] neigh_parms_alloc+0x1e5/0x510 [ 234.861133][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 234.861133][ T10] ipv6_find_idev+0x102/0x170 [ 234.861133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.861133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.861133][ T10] netlink_rcv_skb+0x130/0x360 [ 234.861133][ T10] netlink_unicast+0x449/0x710 [ 234.861133][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.861133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.861133][ T10] ___sys_sendmsg+0xee/0x170 [ 234.861133][ T10] __sys_sendmsg+0xcd/0x170 [ 234.861133][ T10] do_syscall_64+0xc6/0x1e0 [ 234.861133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.861133][ T10] [ 234.864417][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 234.864794][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 234.864794][ T10] netdev_get_by_index+0x5e/0x80 [ 234.864794][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.864794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.864794][ T10] ip6_route_add+0x1c/0x140 [ 234.864794][ T10] addrconf_prefix_route+0x2a6/0x430 [ 234.864794][ T10] inet6_addr_add+0x4f8/0xa40 [ 234.864794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.864794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.864794][ T10] netlink_rcv_skb+0x130/0x360 [ 234.864794][ T10] netlink_unicast+0x449/0x710 [ 234.864794][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.864794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.864794][ T10] ___sys_sendmsg+0xee/0x170 [ 234.864794][ T10] __sys_sendmsg+0xcd/0x170 [ 234.864794][ T10] do_syscall_64+0xc6/0x1e0 [ 234.864794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.864794][ T10] [ 234.868206][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 234.868206][ T10] netdev_get_by_index+0x5e/0x80 [ 234.868206][ T10] fib6_nh_init+0x3d8/0x1580 [ 234.868206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 234.868206][ T10] addrconf_f6i_alloc+0x315/0x560 [ 234.868206][ T10] ipv6_add_addr+0x411/0x2000 [ 234.868206][ T10] inet6_addr_add+0x30e/0xa40 [ 234.868206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 234.868206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.868206][ T10] netlink_rcv_skb+0x130/0x360 [ 234.868206][ T10] netlink_unicast+0x449/0x710 [ 234.868206][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.868206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.868206][ T10] ___sys_sendmsg+0xee/0x170 [ 234.868206][ T10] __sys_sendmsg+0xcd/0x170 [ 234.868206][ T10] do_syscall_64+0xc6/0x1e0 [ 234.868206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.868206][ T10] [ 234.871750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 234.871750][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 234.871750][ T10] ipv6_find_idev+0x102/0x170 [ 234.871750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.871750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.871750][ T10] netlink_rcv_skb+0x130/0x360 [ 234.871750][ T10] netlink_unicast+0x449/0x710 [ 234.871750][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.871750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.871750][ T10] ___sys_sendmsg+0xee/0x170 [ 234.871750][ T10] __sys_sendmsg+0xcd/0x170 [ 234.871750][ T10] do_syscall_64+0xc6/0x1e0 [ 234.871750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.871750][ T10] [ 234.874432][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 234.874432][ T10] neigh_parms_alloc+0x1e5/0x510 [ 234.874432][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 234.874432][ T10] ipv6_find_idev+0x102/0x170 [ 234.874432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 234.874432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 234.874432][ T10] netlink_rcv_skb+0x130/0x360 [ 234.874432][ T10] netlink_unicast+0x449/0x710 [ 234.874432][ T10] netlink_sendmsg+0x723/0xbe0 [ 234.874432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 234.874432][ T10] ___sys_sendmsg+0xee/0x170 [ 234.874432][ T10] __sys_sendmsg+0xcd/0x170 [ 234.874432][ T10] do_syscall_64+0xc6/0x1e0 [ 234.874432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 234.874432][ T10] [ 238.503655][ T1494] br0: port 1(vx0) entered blocking state [ 238.503894][ T1494] br0: port 1(vx0) entered disabled state [ 238.504102][ T1494] vx0: entered allmulticast mode [ 238.505251][ T1494] vx0: entered promiscuous mode [ 238.507087][ T1494] br0: port 1(vx0) entered blocking state [ 238.507263][ T1494] br0: port 1(vx0) entered forwarding state [ 245.103111][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 245.103485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.103485][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 245.103485][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 245.103485][ T10] fib6_nh_init+0xa22/0x1580 [ 245.103485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.103485][ T10] ip6_route_add+0x1c/0x140 [ 245.103485][ T10] inet6_rtm_newroute+0x104/0x110 [ 245.103485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.103485][ T10] netlink_rcv_skb+0x130/0x360 [ 245.103485][ T10] netlink_unicast+0x449/0x710 [ 245.103485][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.103485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.103485][ T10] ___sys_sendmsg+0xee/0x170 [ 245.103485][ T10] __sys_sendmsg+0xcd/0x170 [ 245.103485][ T10] do_syscall_64+0xc6/0x1e0 [ 245.103485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.103485][ T10] [ 245.105505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.105505][ T10] dst_init+0x84/0x4a0 [ 245.105505][ T10] dst_alloc+0x97/0x150 [ 245.105505][ T10] ip6_dst_alloc+0x23/0x90 [ 245.105505][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 245.105505][ T10] ip6_pol_route+0x56f/0x840 [ 245.105505][ T10] fib6_rule_lookup+0x456/0x630 [ 245.105505][ T10] ip6_route_input+0x59c/0xa50 [ 245.105505][ T10] ipv6_rcv+0x397/0x810 [ 245.105505][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 245.105505][ T10] process_backlog+0x101/0x620 [ 245.105505][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 245.105505][ T10] net_rx_action+0x495/0xbe0 [ 245.105505][ T10] __do_softirq+0x1b5/0x7f6 [ 245.105505][ T10] [ 245.107200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.107200][ T10] netdev_get_by_index+0x5e/0x80 [ 245.107200][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.107200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.107200][ T10] addrconf_f6i_alloc+0x265/0x560 [ 245.107200][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 245.107200][ T10] addrconf_join_anycast+0x1c0/0x220 [ 245.107200][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 245.107200][ T10] addrconf_dad_completed+0x12b/0xe20 [ 245.107200][ T10] addrconf_dad_begin+0x310/0x670 [ 245.107200][ T10] addrconf_dad_work+0x10b/0xab0 [ 245.107200][ T10] process_one_work+0x84d/0x18a0 [ 245.107200][ T10] worker_thread+0x587/0xd30 [ 245.107200][ T10] kthread+0x28a/0x350 [ 245.107200][ T10] ret_from_fork+0x31/0x70 [ 245.107200][ T10] ret_from_fork_asm+0x1a/0x30 [ 245.107200][ T10] [ 245.109152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.109152][ T10] netdev_get_by_index+0x5e/0x80 [ 245.109152][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.109152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.109152][ T10] ip6_route_add+0x1c/0x140 [ 245.109152][ T10] addrconf_prefix_route+0x2a6/0x430 [ 245.109152][ T10] inet6_addr_add+0x4f8/0xa40 [ 245.109152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.109152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.109152][ T10] netlink_rcv_skb+0x130/0x360 [ 245.109152][ T10] netlink_unicast+0x449/0x710 [ 245.109152][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.109152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.109152][ T10] ___sys_sendmsg+0xee/0x170 [ 245.109152][ T10] __sys_sendmsg+0xcd/0x170 [ 245.109152][ T10] do_syscall_64+0xc6/0x1e0 [ 245.109152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.109152][ T10] [ 245.111201][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.111201][ T10] netdev_get_by_index+0x5e/0x80 [ 245.111201][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.111201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.111201][ T10] addrconf_f6i_alloc+0x315/0x560 [ 245.111201][ T10] ipv6_add_addr+0x411/0x2000 [ 245.111201][ T10] inet6_addr_add+0x30e/0xa40 [ 245.111201][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.111201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.111201][ T10] netlink_rcv_skb+0x130/0x360 [ 245.111201][ T10] netlink_unicast+0x449/0x710 [ 245.111201][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.111201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.111201][ T10] ___sys_sendmsg+0xee/0x170 [ 245.111201][ T10] __sys_sendmsg+0xcd/0x170 [ 245.111201][ T10] do_syscall_64+0xc6/0x1e0 [ 245.111201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.111201][ T10] [ 245.113240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.113240][ T10] netdev_get_by_index+0x5e/0x80 [ 245.113240][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.113240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.113240][ T10] ip6_route_add+0x1c/0x140 [ 245.113240][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 245.113240][ T10] addrconf_add_dev+0xe2/0x170 [ 245.113240][ T10] inet6_addr_add+0x12f/0xa40 [ 245.113240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.113240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.113240][ T10] netlink_rcv_skb+0x130/0x360 [ 245.113240][ T10] netlink_unicast+0x449/0x710 [ 245.113240][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.113240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.113240][ T10] ___sys_sendmsg+0xee/0x170 [ 245.113240][ T10] __sys_sendmsg+0xcd/0x170 [ 245.113240][ T10] do_syscall_64+0xc6/0x1e0 [ 245.113240][ T10] [ 245.115279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.115279][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 245.115279][ T10] ipv6_find_idev+0x102/0x170 [ 245.115279][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.115279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.115279][ T10] netlink_rcv_skb+0x130/0x360 [ 245.115279][ T10] netlink_unicast+0x449/0x710 [ 245.115279][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.115279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.115279][ T10] ___sys_sendmsg+0xee/0x170 [ 245.115279][ T10] __sys_sendmsg+0xcd/0x170 [ 245.115279][ T10] do_syscall_64+0xc6/0x1e0 [ 245.115279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.115279][ T10] [ 245.116854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 245.116854][ T10] neigh_parms_alloc+0x1e5/0x510 [ 245.116854][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 245.116854][ T10] ipv6_find_idev+0x102/0x170 [ 245.116854][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.116854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.116854][ T10] netlink_rcv_skb+0x130/0x360 [ 245.116854][ T10] netlink_unicast+0x449/0x710 [ 245.116854][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.116854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.116854][ T10] ___sys_sendmsg+0xee/0x170 [ 245.116854][ T10] __sys_sendmsg+0xcd/0x170 [ 245.116854][ T10] do_syscall_64+0xc6/0x1e0 [ 245.116854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.116854][ T10] [ 245.118612][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 245.118914][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 245.118914][ T10] dst_init+0x84/0x4a0 [ 245.118914][ T10] dst_alloc+0x97/0x150 [ 245.118914][ T10] ip6_dst_alloc+0x23/0x90 [ 245.118914][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 245.118914][ T10] ip6_pol_route+0x56f/0x840 [ 245.118914][ T10] fib6_rule_lookup+0x456/0x630 [ 245.118914][ T10] ip6_route_input+0x59c/0xa50 [ 245.118914][ T10] ipv6_rcv+0x397/0x810 [ 245.118914][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 245.118914][ T10] process_backlog+0x101/0x620 [ 245.118914][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 245.118914][ T10] net_rx_action+0x495/0xbe0 [ 245.118914][ T10] __do_softirq+0x1b5/0x7f6 [ 245.118914][ T10] [ 245.120590][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.120590][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 245.120590][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 245.120590][ T10] fib6_nh_init+0xa22/0x1580 [ 245.120590][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.120590][ T10] ip6_route_add+0x1c/0x140 [ 245.120590][ T10] inet6_rtm_newroute+0x104/0x110 [ 245.120590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.120590][ T10] netlink_rcv_skb+0x130/0x360 [ 245.120590][ T10] netlink_unicast+0x449/0x710 [ 245.120590][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.120590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.120590][ T10] ___sys_sendmsg+0xee/0x170 [ 245.120590][ T10] __sys_sendmsg+0xcd/0x170 [ 245.120590][ T10] do_syscall_64+0xc6/0x1e0 [ 245.120590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.120590][ T10] [ 245.122524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.122524][ T10] netdev_get_by_index+0x5e/0x80 [ 245.122524][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.122524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.122524][ T10] addrconf_f6i_alloc+0x265/0x560 [ 245.122524][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 245.122524][ T10] addrconf_join_anycast+0x1c0/0x220 [ 245.122524][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 245.122524][ T10] addrconf_dad_completed+0x12b/0xe20 [ 245.122524][ T10] addrconf_dad_begin+0x310/0x670 [ 245.122524][ T10] addrconf_dad_work+0x10b/0xab0 [ 245.122524][ T10] process_one_work+0x84d/0x18a0 [ 245.122524][ T10] worker_thread+0x587/0xd30 [ 245.122524][ T10] kthread+0x28a/0x350 [ 245.122524][ T10] ret_from_fork+0x31/0x70 [ 245.122524][ T10] ret_from_fork_asm+0x1a/0x30 [ 245.122524][ T10] [ 245.124478][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.124478][ T10] netdev_get_by_index+0x5e/0x80 [ 245.124478][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.124478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.124478][ T10] ip6_route_add+0x1c/0x140 [ 245.124478][ T10] addrconf_prefix_route+0x2a6/0x430 [ 245.124478][ T10] inet6_addr_add+0x4f8/0xa40 [ 245.124478][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.124478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.124478][ T10] netlink_rcv_skb+0x130/0x360 [ 245.124478][ T10] netlink_unicast+0x449/0x710 [ 245.124478][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.124478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.124478][ T10] ___sys_sendmsg+0xee/0x170 [ 245.124478][ T10] __sys_sendmsg+0xcd/0x170 [ 245.124478][ T10] do_syscall_64+0xc6/0x1e0 [ 245.124478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.124478][ T10] [ 245.126524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.126524][ T10] netdev_get_by_index+0x5e/0x80 [ 245.126524][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.126524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.126524][ T10] addrconf_f6i_alloc+0x315/0x560 [ 245.126524][ T10] ipv6_add_addr+0x411/0x2000 [ 245.126524][ T10] inet6_addr_add+0x30e/0xa40 [ 245.126524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.126524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.126524][ T10] netlink_rcv_skb+0x130/0x360 [ 245.126524][ T10] netlink_unicast+0x449/0x710 [ 245.126524][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.126524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.126524][ T10] ___sys_sendmsg+0xee/0x170 [ 245.126524][ T10] __sys_sendmsg+0xcd/0x170 [ 245.126524][ T10] do_syscall_64+0xc6/0x1e0 [ 245.126524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.126524][ T10] [ 245.128557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.128557][ T10] netdev_get_by_index+0x5e/0x80 [ 245.128557][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.128557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.128557][ T10] ip6_route_add+0x1c/0x140 [ 245.128557][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 245.128557][ T10] addrconf_add_dev+0xe2/0x170 [ 245.128557][ T10] inet6_addr_add+0x12f/0xa40 [ 245.128557][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.128557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.128557][ T10] netlink_rcv_skb+0x130/0x360 [ 245.128557][ T10] netlink_unicast+0x449/0x710 [ 245.128557][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.128557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.128557][ T10] ___sys_sendmsg+0xee/0x170 [ 245.128557][ T10] __sys_sendmsg+0xcd/0x170 [ 245.128557][ T10] do_syscall_64+0xc6/0x1e0 [ 245.128557][ T10] [ 245.130743][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.130743][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 245.130743][ T10] ipv6_find_idev+0x102/0x170 [ 245.130743][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.130743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.130743][ T10] netlink_rcv_skb+0x130/0x360 [ 245.130743][ T10] netlink_unicast+0x449/0x710 [ 245.130743][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.130743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.130743][ T10] ___sys_sendmsg+0xee/0x170 [ 245.130743][ T10] __sys_sendmsg+0xcd/0x170 [ 245.130743][ T10] do_syscall_64+0xc6/0x1e0 [ 245.130743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.130743][ T10] [ 245.132551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 245.132551][ T10] neigh_parms_alloc+0x1e5/0x510 [ 245.132551][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 245.132551][ T10] ipv6_find_idev+0x102/0x170 [ 245.132551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.132551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.132551][ T10] netlink_rcv_skb+0x130/0x360 [ 245.132551][ T10] netlink_unicast+0x449/0x710 [ 245.132551][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.132551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.132551][ T10] ___sys_sendmsg+0xee/0x170 [ 245.132551][ T10] __sys_sendmsg+0xcd/0x170 [ 245.132551][ T10] do_syscall_64+0xc6/0x1e0 [ 245.132551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.132551][ T10] [ 245.134470][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 245.134776][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 245.134776][ T10] netdev_get_by_index+0x5e/0x80 [ 245.134776][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.134776][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.134776][ T10] ip6_route_add+0x1c/0x140 [ 245.134776][ T10] addrconf_prefix_route+0x2a6/0x430 [ 245.134776][ T10] inet6_addr_add+0x4f8/0xa40 [ 245.134776][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.134776][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.134776][ T10] netlink_rcv_skb+0x130/0x360 [ 245.134776][ T10] netlink_unicast+0x449/0x710 [ 245.134776][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.134776][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.134776][ T10] ___sys_sendmsg+0xee/0x170 [ 245.134776][ T10] __sys_sendmsg+0xcd/0x170 [ 245.134776][ T10] do_syscall_64+0xc6/0x1e0 [ 245.134776][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.134776][ T10] [ 245.136995][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 245.136995][ T10] netdev_get_by_index+0x5e/0x80 [ 245.136995][ T10] fib6_nh_init+0x3d8/0x1580 [ 245.136995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 245.136995][ T10] addrconf_f6i_alloc+0x315/0x560 [ 245.136995][ T10] ipv6_add_addr+0x411/0x2000 [ 245.136995][ T10] inet6_addr_add+0x30e/0xa40 [ 245.136995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 245.136995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.136995][ T10] netlink_rcv_skb+0x130/0x360 [ 245.136995][ T10] netlink_unicast+0x449/0x710 [ 245.136995][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.136995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.136995][ T10] ___sys_sendmsg+0xee/0x170 [ 245.136995][ T10] __sys_sendmsg+0xcd/0x170 [ 245.136995][ T10] do_syscall_64+0xc6/0x1e0 [ 245.136995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.136995][ T10] [ 245.139270][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 245.139270][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 245.139270][ T10] ipv6_find_idev+0x102/0x170 [ 245.139270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.139270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.139270][ T10] netlink_rcv_skb+0x130/0x360 [ 245.139270][ T10] netlink_unicast+0x449/0x710 [ 245.139270][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.139270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.139270][ T10] ___sys_sendmsg+0xee/0x170 [ 245.139270][ T10] __sys_sendmsg+0xcd/0x170 [ 245.139270][ T10] do_syscall_64+0xc6/0x1e0 [ 245.139270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.139270][ T10] [ 245.141096][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 245.141096][ T10] neigh_parms_alloc+0x1e5/0x510 [ 245.141096][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 245.141096][ T10] ipv6_find_idev+0x102/0x170 [ 245.141096][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 245.141096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 245.141096][ T10] netlink_rcv_skb+0x130/0x360 [ 245.141096][ T10] netlink_unicast+0x449/0x710 [ 245.141096][ T10] netlink_sendmsg+0x723/0xbe0 [ 245.141096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 245.141096][ T10] ___sys_sendmsg+0xee/0x170 [ 245.141096][ T10] __sys_sendmsg+0xcd/0x170 [ 245.141096][ T10] do_syscall_64+0xc6/0x1e0 [ 245.141096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 245.141096][ T10] [ 255.159576][ T1624] veth0: renamed from veth1 [ 255.238825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 255.239127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.239127][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 255.239127][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 255.239127][ T10] fib6_nh_init+0xa22/0x1580 [ 255.239127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.239127][ T10] ip6_route_add+0x1c/0x140 [ 255.239127][ T10] inet6_rtm_newroute+0x104/0x110 [ 255.239127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.239127][ T10] netlink_rcv_skb+0x130/0x360 [ 255.239127][ T10] netlink_unicast+0x449/0x710 [ 255.239127][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.239127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.239127][ T10] ___sys_sendmsg+0xee/0x170 [ 255.239127][ T10] __sys_sendmsg+0xcd/0x170 [ 255.239127][ T10] do_syscall_64+0xc6/0x1e0 [ 255.239127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.239127][ T10] [ 255.241115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.241115][ T10] dst_init+0x84/0x4a0 [ 255.241115][ T10] dst_alloc+0x97/0x150 [ 255.241115][ T10] ip6_dst_alloc+0x23/0x90 [ 255.241115][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 255.241115][ T10] ip6_pol_route+0x56f/0x840 [ 255.241115][ T10] fib6_rule_lookup+0x456/0x630 [ 255.241115][ T10] ip6_route_input+0x59c/0xa50 [ 255.241115][ T10] ipv6_rcv+0x397/0x810 [ 255.241115][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 255.241115][ T10] process_backlog+0x101/0x620 [ 255.241115][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 255.241115][ T10] net_rx_action+0x495/0xbe0 [ 255.241115][ T10] __do_softirq+0x1b5/0x7f6 [ 255.241115][ T10] [ 255.242856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.242856][ T10] netdev_get_by_index+0x5e/0x80 [ 255.242856][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.242856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.242856][ T10] addrconf_f6i_alloc+0x265/0x560 [ 255.242856][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 255.242856][ T10] addrconf_join_anycast+0x1c0/0x220 [ 255.242856][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 255.242856][ T10] addrconf_dad_completed+0x12b/0xe20 [ 255.242856][ T10] addrconf_dad_begin+0x310/0x670 [ 255.242856][ T10] addrconf_dad_work+0x10b/0xab0 [ 255.242856][ T10] process_one_work+0x84d/0x18a0 [ 255.242856][ T10] worker_thread+0x587/0xd30 [ 255.242856][ T10] kthread+0x28a/0x350 [ 255.242856][ T10] ret_from_fork+0x31/0x70 [ 255.242856][ T10] ret_from_fork_asm+0x1a/0x30 [ 255.242856][ T10] [ 255.244900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.244900][ T10] netdev_get_by_index+0x5e/0x80 [ 255.244900][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.244900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.244900][ T10] ip6_route_add+0x1c/0x140 [ 255.244900][ T10] addrconf_prefix_route+0x2a6/0x430 [ 255.244900][ T10] inet6_addr_add+0x4f8/0xa40 [ 255.244900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.244900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.244900][ T10] netlink_rcv_skb+0x130/0x360 [ 255.244900][ T10] netlink_unicast+0x449/0x710 [ 255.244900][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.244900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.244900][ T10] ___sys_sendmsg+0xee/0x170 [ 255.244900][ T10] __sys_sendmsg+0xcd/0x170 [ 255.244900][ T10] do_syscall_64+0xc6/0x1e0 [ 255.244900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.244900][ T10] [ 255.247021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.247021][ T10] netdev_get_by_index+0x5e/0x80 [ 255.247021][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.247021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.247021][ T10] addrconf_f6i_alloc+0x315/0x560 [ 255.247021][ T10] ipv6_add_addr+0x411/0x2000 [ 255.247021][ T10] inet6_addr_add+0x30e/0xa40 [ 255.247021][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.247021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.247021][ T10] netlink_rcv_skb+0x130/0x360 [ 255.247021][ T10] netlink_unicast+0x449/0x710 [ 255.247021][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.247021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.247021][ T10] ___sys_sendmsg+0xee/0x170 [ 255.247021][ T10] __sys_sendmsg+0xcd/0x170 [ 255.247021][ T10] do_syscall_64+0xc6/0x1e0 [ 255.247021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.247021][ T10] [ 255.249164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.249164][ T10] netdev_get_by_index+0x5e/0x80 [ 255.249164][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.249164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.249164][ T10] ip6_route_add+0x1c/0x140 [ 255.249164][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 255.249164][ T10] addrconf_add_dev+0xe2/0x170 [ 255.249164][ T10] inet6_addr_add+0x12f/0xa40 [ 255.249164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.249164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.249164][ T10] netlink_rcv_skb+0x130/0x360 [ 255.249164][ T10] netlink_unicast+0x449/0x710 [ 255.249164][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.249164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.249164][ T10] ___sys_sendmsg+0xee/0x170 [ 255.249164][ T10] __sys_sendmsg+0xcd/0x170 [ 255.249164][ T10] do_syscall_64+0xc6/0x1e0 [ 255.249164][ T10] [ 255.251224][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.251224][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 255.251224][ T10] ipv6_find_idev+0x102/0x170 [ 255.251224][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.251224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.251224][ T10] netlink_rcv_skb+0x130/0x360 [ 255.251224][ T10] netlink_unicast+0x449/0x710 [ 255.251224][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.251224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.251224][ T10] ___sys_sendmsg+0xee/0x170 [ 255.251224][ T10] __sys_sendmsg+0xcd/0x170 [ 255.251224][ T10] do_syscall_64+0xc6/0x1e0 [ 255.251224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.251224][ T10] [ 255.252863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 255.252863][ T10] neigh_parms_alloc+0x1e5/0x510 [ 255.252863][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 255.252863][ T10] ipv6_find_idev+0x102/0x170 [ 255.252863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.252863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.252863][ T10] netlink_rcv_skb+0x130/0x360 [ 255.252863][ T10] netlink_unicast+0x449/0x710 [ 255.252863][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.252863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.252863][ T10] ___sys_sendmsg+0xee/0x170 [ 255.252863][ T10] __sys_sendmsg+0xcd/0x170 [ 255.252863][ T10] do_syscall_64+0xc6/0x1e0 [ 255.252863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.252863][ T10] [ 255.254771][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 255.255150][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 255.255150][ T10] dst_init+0x84/0x4a0 [ 255.255150][ T10] dst_alloc+0x97/0x150 [ 255.255150][ T10] ip6_dst_alloc+0x23/0x90 [ 255.255150][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 255.255150][ T10] ip6_pol_route+0x56f/0x840 [ 255.255150][ T10] fib6_rule_lookup+0x456/0x630 [ 255.255150][ T10] ip6_route_input+0x59c/0xa50 [ 255.255150][ T10] ipv6_rcv+0x397/0x810 [ 255.255150][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 255.255150][ T10] process_backlog+0x101/0x620 [ 255.255150][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 255.255150][ T10] net_rx_action+0x495/0xbe0 [ 255.255150][ T10] __do_softirq+0x1b5/0x7f6 [ 255.255150][ T10] [ 255.256999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.256999][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 255.256999][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 255.256999][ T10] fib6_nh_init+0xa22/0x1580 [ 255.256999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.256999][ T10] ip6_route_add+0x1c/0x140 [ 255.256999][ T10] inet6_rtm_newroute+0x104/0x110 [ 255.256999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.256999][ T10] netlink_rcv_skb+0x130/0x360 [ 255.256999][ T10] netlink_unicast+0x449/0x710 [ 255.256999][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.256999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.256999][ T10] ___sys_sendmsg+0xee/0x170 [ 255.256999][ T10] __sys_sendmsg+0xcd/0x170 [ 255.256999][ T10] do_syscall_64+0xc6/0x1e0 [ 255.256999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.256999][ T10] [ 255.258990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.258990][ T10] netdev_get_by_index+0x5e/0x80 [ 255.258990][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.258990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.258990][ T10] addrconf_f6i_alloc+0x265/0x560 [ 255.258990][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 255.258990][ T10] addrconf_join_anycast+0x1c0/0x220 [ 255.258990][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 255.258990][ T10] addrconf_dad_completed+0x12b/0xe20 [ 255.258990][ T10] addrconf_dad_begin+0x310/0x670 [ 255.258990][ T10] addrconf_dad_work+0x10b/0xab0 [ 255.258990][ T10] process_one_work+0x84d/0x18a0 [ 255.258990][ T10] worker_thread+0x587/0xd30 [ 255.258990][ T10] kthread+0x28a/0x350 [ 255.258990][ T10] ret_from_fork+0x31/0x70 [ 255.258990][ T10] ret_from_fork_asm+0x1a/0x30 [ 255.258990][ T10] [ 255.261237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.261237][ T10] netdev_get_by_index+0x5e/0x80 [ 255.261237][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.261237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.261237][ T10] ip6_route_add+0x1c/0x140 [ 255.261237][ T10] addrconf_prefix_route+0x2a6/0x430 [ 255.261237][ T10] inet6_addr_add+0x4f8/0xa40 [ 255.261237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.261237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.261237][ T10] netlink_rcv_skb+0x130/0x360 [ 255.261237][ T10] netlink_unicast+0x449/0x710 [ 255.261237][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.261237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.261237][ T10] ___sys_sendmsg+0xee/0x170 [ 255.261237][ T10] __sys_sendmsg+0xcd/0x170 [ 255.261237][ T10] do_syscall_64+0xc6/0x1e0 [ 255.261237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.261237][ T10] [ 255.263577][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.263577][ T10] netdev_get_by_index+0x5e/0x80 [ 255.263577][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.263577][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.263577][ T10] addrconf_f6i_alloc+0x315/0x560 [ 255.263577][ T10] ipv6_add_addr+0x411/0x2000 [ 255.263577][ T10] inet6_addr_add+0x30e/0xa40 [ 255.263577][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.263577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.263577][ T10] netlink_rcv_skb+0x130/0x360 [ 255.263577][ T10] netlink_unicast+0x449/0x710 [ 255.263577][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.263577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.263577][ T10] ___sys_sendmsg+0xee/0x170 [ 255.263577][ T10] __sys_sendmsg+0xcd/0x170 [ 255.263577][ T10] do_syscall_64+0xc6/0x1e0 [ 255.263577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.263577][ T10] [ 255.265877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.265877][ T10] netdev_get_by_index+0x5e/0x80 [ 255.265877][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.265877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.265877][ T10] ip6_route_add+0x1c/0x140 [ 255.265877][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 255.265877][ T10] addrconf_add_dev+0xe2/0x170 [ 255.265877][ T10] inet6_addr_add+0x12f/0xa40 [ 255.265877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.265877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.265877][ T10] netlink_rcv_skb+0x130/0x360 [ 255.265877][ T10] netlink_unicast+0x449/0x710 [ 255.265877][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.265877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.265877][ T10] ___sys_sendmsg+0xee/0x170 [ 255.265877][ T10] __sys_sendmsg+0xcd/0x170 [ 255.265877][ T10] do_syscall_64+0xc6/0x1e0 [ 255.265877][ T10] [ 255.268211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.268211][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 255.268211][ T10] ipv6_find_idev+0x102/0x170 [ 255.268211][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.268211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.268211][ T10] netlink_rcv_skb+0x130/0x360 [ 255.268211][ T10] netlink_unicast+0x449/0x710 [ 255.268211][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.268211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.268211][ T10] ___sys_sendmsg+0xee/0x170 [ 255.268211][ T10] __sys_sendmsg+0xcd/0x170 [ 255.268211][ T10] do_syscall_64+0xc6/0x1e0 [ 255.268211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.268211][ T10] [ 255.269969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 255.269969][ T10] neigh_parms_alloc+0x1e5/0x510 [ 255.269969][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 255.269969][ T10] ipv6_find_idev+0x102/0x170 [ 255.269969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.269969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.269969][ T10] netlink_rcv_skb+0x130/0x360 [ 255.269969][ T10] netlink_unicast+0x449/0x710 [ 255.269969][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.269969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.269969][ T10] ___sys_sendmsg+0xee/0x170 [ 255.269969][ T10] __sys_sendmsg+0xcd/0x170 [ 255.269969][ T10] do_syscall_64+0xc6/0x1e0 [ 255.269969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.269969][ T10] [ 255.272415][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 255.272663][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 255.272663][ T10] netdev_get_by_index+0x5e/0x80 [ 255.272663][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.272663][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.272663][ T10] ip6_route_add+0x1c/0x140 [ 255.272663][ T10] addrconf_prefix_route+0x2a6/0x430 [ 255.272663][ T10] inet6_addr_add+0x4f8/0xa40 [ 255.272663][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.272663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.272663][ T10] netlink_rcv_skb+0x130/0x360 [ 255.272663][ T10] netlink_unicast+0x449/0x710 [ 255.272663][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.272663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.272663][ T10] ___sys_sendmsg+0xee/0x170 [ 255.272663][ T10] __sys_sendmsg+0xcd/0x170 [ 255.272663][ T10] do_syscall_64+0xc6/0x1e0 [ 255.272663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.272663][ T10] [ 255.274801][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 255.274801][ T10] netdev_get_by_index+0x5e/0x80 [ 255.274801][ T10] fib6_nh_init+0x3d8/0x1580 [ 255.274801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 255.274801][ T10] addrconf_f6i_alloc+0x315/0x560 [ 255.274801][ T10] ipv6_add_addr+0x411/0x2000 [ 255.274801][ T10] inet6_addr_add+0x30e/0xa40 [ 255.274801][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 255.274801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.274801][ T10] netlink_rcv_skb+0x130/0x360 [ 255.274801][ T10] netlink_unicast+0x449/0x710 [ 255.274801][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.274801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.274801][ T10] ___sys_sendmsg+0xee/0x170 [ 255.274801][ T10] __sys_sendmsg+0xcd/0x170 [ 255.274801][ T10] do_syscall_64+0xc6/0x1e0 [ 255.274801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.274801][ T10] [ 255.277054][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 255.277054][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 255.277054][ T10] ipv6_find_idev+0x102/0x170 [ 255.277054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.277054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.277054][ T10] netlink_rcv_skb+0x130/0x360 [ 255.277054][ T10] netlink_unicast+0x449/0x710 [ 255.277054][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.277054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.277054][ T10] ___sys_sendmsg+0xee/0x170 [ 255.277054][ T10] __sys_sendmsg+0xcd/0x170 [ 255.277054][ T10] do_syscall_64+0xc6/0x1e0 [ 255.277054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.277054][ T10] [ 255.278856][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 255.278856][ T10] neigh_parms_alloc+0x1e5/0x510 [ 255.278856][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 255.278856][ T10] ipv6_find_idev+0x102/0x170 [ 255.278856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 255.278856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 255.278856][ T10] netlink_rcv_skb+0x130/0x360 [ 255.278856][ T10] netlink_unicast+0x449/0x710 [ 255.278856][ T10] netlink_sendmsg+0x723/0xbe0 [ 255.278856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 255.278856][ T10] ___sys_sendmsg+0xee/0x170 [ 255.278856][ T10] __sys_sendmsg+0xcd/0x170 [ 255.278856][ T10] do_syscall_64+0xc6/0x1e0 [ 255.278856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 255.278856][ T10] [ 258.952859][ T1650] br0: port 1(vx0) entered blocking state [ 258.953043][ T1650] br0: port 1(vx0) entered disabled state [ 258.953214][ T1650] vx0: entered allmulticast mode [ 258.954371][ T1650] vx0: entered promiscuous mode [ 258.956195][ T1650] br0: port 1(vx0) entered blocking state [ 258.956357][ T1650] br0: port 1(vx0) entered forwarding state [ 264.191421][ T1680] br0: port 1(vx0) entered blocking state [ 264.191633][ T1680] br0: port 1(vx0) entered disabled state [ 264.191828][ T1680] vx0: entered allmulticast mode [ 264.193011][ T1680] vx0: entered promiscuous mode [ 264.194818][ T1680] br0: port 1(vx0) entered blocking state [ 264.194997][ T1680] br0: port 1(vx0) entered forwarding state [ 265.423821][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 265.424127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.424127][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 265.424127][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 265.424127][ T10] fib6_nh_init+0xa22/0x1580 [ 265.424127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.424127][ T10] ip6_route_add+0x1c/0x140 [ 265.424127][ T10] inet6_rtm_newroute+0x104/0x110 [ 265.424127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.424127][ T10] netlink_rcv_skb+0x130/0x360 [ 265.424127][ T10] netlink_unicast+0x449/0x710 [ 265.424127][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.424127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.424127][ T10] ___sys_sendmsg+0xee/0x170 [ 265.424127][ T10] __sys_sendmsg+0xcd/0x170 [ 265.424127][ T10] do_syscall_64+0xc6/0x1e0 [ 265.424127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.424127][ T10] [ 265.426085][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.426085][ T10] dst_init+0x84/0x4a0 [ 265.426085][ T10] dst_alloc+0x97/0x150 [ 265.426085][ T10] ip6_dst_alloc+0x23/0x90 [ 265.426085][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 265.426085][ T10] ip6_pol_route+0x56f/0x840 [ 265.426085][ T10] fib6_rule_lookup+0x456/0x630 [ 265.426085][ T10] ip6_route_input+0x59c/0xa50 [ 265.426085][ T10] ipv6_rcv+0x397/0x810 [ 265.426085][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 265.426085][ T10] process_backlog+0x101/0x620 [ 265.426085][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 265.426085][ T10] net_rx_action+0x495/0xbe0 [ 265.426085][ T10] __do_softirq+0x1b5/0x7f6 [ 265.426085][ T10] [ 265.427775][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.427775][ T10] netdev_get_by_index+0x5e/0x80 [ 265.427775][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.427775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.427775][ T10] addrconf_f6i_alloc+0x265/0x560 [ 265.427775][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 265.427775][ T10] addrconf_join_anycast+0x1c0/0x220 [ 265.427775][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 265.427775][ T10] addrconf_dad_completed+0x12b/0xe20 [ 265.427775][ T10] addrconf_dad_begin+0x310/0x670 [ 265.427775][ T10] addrconf_dad_work+0x10b/0xab0 [ 265.427775][ T10] process_one_work+0x84d/0x18a0 [ 265.427775][ T10] worker_thread+0x587/0xd30 [ 265.427775][ T10] kthread+0x28a/0x350 [ 265.427775][ T10] ret_from_fork+0x31/0x70 [ 265.427775][ T10] ret_from_fork_asm+0x1a/0x30 [ 265.427775][ T10] [ 265.429739][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.429739][ T10] netdev_get_by_index+0x5e/0x80 [ 265.429739][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.429739][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.429739][ T10] ip6_route_add+0x1c/0x140 [ 265.429739][ T10] addrconf_prefix_route+0x2a6/0x430 [ 265.429739][ T10] inet6_addr_add+0x4f8/0xa40 [ 265.429739][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.429739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.429739][ T10] netlink_rcv_skb+0x130/0x360 [ 265.429739][ T10] netlink_unicast+0x449/0x710 [ 265.429739][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.429739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.429739][ T10] ___sys_sendmsg+0xee/0x170 [ 265.429739][ T10] __sys_sendmsg+0xcd/0x170 [ 265.429739][ T10] do_syscall_64+0xc6/0x1e0 [ 265.429739][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.429739][ T10] [ 265.431777][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.431777][ T10] netdev_get_by_index+0x5e/0x80 [ 265.431777][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.431777][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.431777][ T10] addrconf_f6i_alloc+0x315/0x560 [ 265.431777][ T10] ipv6_add_addr+0x411/0x2000 [ 265.431777][ T10] inet6_addr_add+0x30e/0xa40 [ 265.431777][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.431777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.431777][ T10] netlink_rcv_skb+0x130/0x360 [ 265.431777][ T10] netlink_unicast+0x449/0x710 [ 265.431777][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.431777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.431777][ T10] ___sys_sendmsg+0xee/0x170 [ 265.431777][ T10] __sys_sendmsg+0xcd/0x170 [ 265.431777][ T10] do_syscall_64+0xc6/0x1e0 [ 265.431777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.431777][ T10] [ 265.433815][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.433815][ T10] netdev_get_by_index+0x5e/0x80 [ 265.433815][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.433815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.433815][ T10] ip6_route_add+0x1c/0x140 [ 265.433815][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 265.433815][ T10] addrconf_add_dev+0xe2/0x170 [ 265.433815][ T10] inet6_addr_add+0x12f/0xa40 [ 265.433815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.433815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.433815][ T10] netlink_rcv_skb+0x130/0x360 [ 265.433815][ T10] netlink_unicast+0x449/0x710 [ 265.433815][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.433815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.433815][ T10] ___sys_sendmsg+0xee/0x170 [ 265.433815][ T10] __sys_sendmsg+0xcd/0x170 [ 265.433815][ T10] do_syscall_64+0xc6/0x1e0 [ 265.433815][ T10] [ 265.435800][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.435800][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 265.435800][ T10] ipv6_find_idev+0x102/0x170 [ 265.435800][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.435800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.435800][ T10] netlink_rcv_skb+0x130/0x360 [ 265.435800][ T10] netlink_unicast+0x449/0x710 [ 265.435800][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.435800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.435800][ T10] ___sys_sendmsg+0xee/0x170 [ 265.435800][ T10] __sys_sendmsg+0xcd/0x170 [ 265.435800][ T10] do_syscall_64+0xc6/0x1e0 [ 265.435800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.435800][ T10] [ 265.437368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 265.437368][ T10] neigh_parms_alloc+0x1e5/0x510 [ 265.437368][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 265.437368][ T10] ipv6_find_idev+0x102/0x170 [ 265.437368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.437368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.437368][ T10] netlink_rcv_skb+0x130/0x360 [ 265.437368][ T10] netlink_unicast+0x449/0x710 [ 265.437368][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.437368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.437368][ T10] ___sys_sendmsg+0xee/0x170 [ 265.437368][ T10] __sys_sendmsg+0xcd/0x170 [ 265.437368][ T10] do_syscall_64+0xc6/0x1e0 [ 265.437368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.437368][ T10] [ 265.439305][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 265.439588][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 265.439588][ T10] dst_init+0x84/0x4a0 [ 265.439588][ T10] dst_alloc+0x97/0x150 [ 265.439588][ T10] ip6_dst_alloc+0x23/0x90 [ 265.439588][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 265.439588][ T10] ip6_pol_route+0x56f/0x840 [ 265.439588][ T10] fib6_rule_lookup+0x456/0x630 [ 265.439588][ T10] ip6_route_input+0x59c/0xa50 [ 265.439588][ T10] ipv6_rcv+0x397/0x810 [ 265.439588][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 265.439588][ T10] process_backlog+0x101/0x620 [ 265.439588][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 265.439588][ T10] net_rx_action+0x495/0xbe0 [ 265.439588][ T10] __do_softirq+0x1b5/0x7f6 [ 265.439588][ T10] [ 265.441308][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.441308][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 265.441308][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 265.441308][ T10] fib6_nh_init+0xa22/0x1580 [ 265.441308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.441308][ T10] ip6_route_add+0x1c/0x140 [ 265.441308][ T10] inet6_rtm_newroute+0x104/0x110 [ 265.441308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.441308][ T10] netlink_rcv_skb+0x130/0x360 [ 265.441308][ T10] netlink_unicast+0x449/0x710 [ 265.441308][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.441308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.441308][ T10] ___sys_sendmsg+0xee/0x170 [ 265.441308][ T10] __sys_sendmsg+0xcd/0x170 [ 265.441308][ T10] do_syscall_64+0xc6/0x1e0 [ 265.441308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.441308][ T10] [ 265.443408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.443408][ T10] netdev_get_by_index+0x5e/0x80 [ 265.443408][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.443408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.443408][ T10] addrconf_f6i_alloc+0x265/0x560 [ 265.443408][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 265.443408][ T10] addrconf_join_anycast+0x1c0/0x220 [ 265.443408][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 265.443408][ T10] addrconf_dad_completed+0x12b/0xe20 [ 265.443408][ T10] addrconf_dad_begin+0x310/0x670 [ 265.443408][ T10] addrconf_dad_work+0x10b/0xab0 [ 265.443408][ T10] process_one_work+0x84d/0x18a0 [ 265.443408][ T10] worker_thread+0x587/0xd30 [ 265.443408][ T10] kthread+0x28a/0x350 [ 265.443408][ T10] ret_from_fork+0x31/0x70 [ 265.443408][ T10] ret_from_fork_asm+0x1a/0x30 [ 265.443408][ T10] [ 265.445531][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.445531][ T10] netdev_get_by_index+0x5e/0x80 [ 265.445531][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.445531][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.445531][ T10] ip6_route_add+0x1c/0x140 [ 265.445531][ T10] addrconf_prefix_route+0x2a6/0x430 [ 265.445531][ T10] inet6_addr_add+0x4f8/0xa40 [ 265.445531][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.445531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.445531][ T10] netlink_rcv_skb+0x130/0x360 [ 265.445531][ T10] netlink_unicast+0x449/0x710 [ 265.445531][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.445531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.445531][ T10] ___sys_sendmsg+0xee/0x170 [ 265.445531][ T10] __sys_sendmsg+0xcd/0x170 [ 265.445531][ T10] do_syscall_64+0xc6/0x1e0 [ 265.445531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.445531][ T10] [ 265.447813][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.447813][ T10] netdev_get_by_index+0x5e/0x80 [ 265.447813][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.447813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.447813][ T10] addrconf_f6i_alloc+0x315/0x560 [ 265.447813][ T10] ipv6_add_addr+0x411/0x2000 [ 265.447813][ T10] inet6_addr_add+0x30e/0xa40 [ 265.447813][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.447813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.447813][ T10] netlink_rcv_skb+0x130/0x360 [ 265.447813][ T10] netlink_unicast+0x449/0x710 [ 265.447813][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.447813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.447813][ T10] ___sys_sendmsg+0xee/0x170 [ 265.447813][ T10] __sys_sendmsg+0xcd/0x170 [ 265.447813][ T10] do_syscall_64+0xc6/0x1e0 [ 265.447813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.447813][ T10] [ 265.450144][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.450144][ T10] netdev_get_by_index+0x5e/0x80 [ 265.450144][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.450144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.450144][ T10] ip6_route_add+0x1c/0x140 [ 265.450144][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 265.450144][ T10] addrconf_add_dev+0xe2/0x170 [ 265.450144][ T10] inet6_addr_add+0x12f/0xa40 [ 265.450144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.450144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.450144][ T10] netlink_rcv_skb+0x130/0x360 [ 265.450144][ T10] netlink_unicast+0x449/0x710 [ 265.450144][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.450144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.450144][ T10] ___sys_sendmsg+0xee/0x170 [ 265.450144][ T10] __sys_sendmsg+0xcd/0x170 [ 265.450144][ T10] do_syscall_64+0xc6/0x1e0 [ 265.450144][ T10] [ 265.452392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.452392][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 265.452392][ T10] ipv6_find_idev+0x102/0x170 [ 265.452392][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.452392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.452392][ T10] netlink_rcv_skb+0x130/0x360 [ 265.452392][ T10] netlink_unicast+0x449/0x710 [ 265.452392][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.452392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.452392][ T10] ___sys_sendmsg+0xee/0x170 [ 265.452392][ T10] __sys_sendmsg+0xcd/0x170 [ 265.452392][ T10] do_syscall_64+0xc6/0x1e0 [ 265.452392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.452392][ T10] [ 265.454149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 265.454149][ T10] neigh_parms_alloc+0x1e5/0x510 [ 265.454149][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 265.454149][ T10] ipv6_find_idev+0x102/0x170 [ 265.454149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.454149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.454149][ T10] netlink_rcv_skb+0x130/0x360 [ 265.454149][ T10] netlink_unicast+0x449/0x710 [ 265.454149][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.454149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.454149][ T10] ___sys_sendmsg+0xee/0x170 [ 265.454149][ T10] __sys_sendmsg+0xcd/0x170 [ 265.454149][ T10] do_syscall_64+0xc6/0x1e0 [ 265.454149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.454149][ T10] [ 265.456100][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 265.456343][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 265.456343][ T10] netdev_get_by_index+0x5e/0x80 [ 265.456343][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.456343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.456343][ T10] ip6_route_add+0x1c/0x140 [ 265.456343][ T10] addrconf_prefix_route+0x2a6/0x430 [ 265.456343][ T10] inet6_addr_add+0x4f8/0xa40 [ 265.456343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.456343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.456343][ T10] netlink_rcv_skb+0x130/0x360 [ 265.456343][ T10] netlink_unicast+0x449/0x710 [ 265.456343][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.456343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.456343][ T10] ___sys_sendmsg+0xee/0x170 [ 265.456343][ T10] __sys_sendmsg+0xcd/0x170 [ 265.456343][ T10] do_syscall_64+0xc6/0x1e0 [ 265.456343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.456343][ T10] [ 265.458546][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 265.458546][ T10] netdev_get_by_index+0x5e/0x80 [ 265.458546][ T10] fib6_nh_init+0x3d8/0x1580 [ 265.458546][ T10] ip6_route_info_create+0xf18/0x17d0 [ 265.458546][ T10] addrconf_f6i_alloc+0x315/0x560 [ 265.458546][ T10] ipv6_add_addr+0x411/0x2000 [ 265.458546][ T10] inet6_addr_add+0x30e/0xa40 [ 265.458546][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 265.458546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.458546][ T10] netlink_rcv_skb+0x130/0x360 [ 265.458546][ T10] netlink_unicast+0x449/0x710 [ 265.458546][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.458546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.458546][ T10] ___sys_sendmsg+0xee/0x170 [ 265.458546][ T10] __sys_sendmsg+0xcd/0x170 [ 265.458546][ T10] do_syscall_64+0xc6/0x1e0 [ 265.458546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.458546][ T10] [ 265.460750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 265.460750][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 265.460750][ T10] ipv6_find_idev+0x102/0x170 [ 265.460750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.460750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.460750][ T10] netlink_rcv_skb+0x130/0x360 [ 265.460750][ T10] netlink_unicast+0x449/0x710 [ 265.460750][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.460750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.460750][ T10] ___sys_sendmsg+0xee/0x170 [ 265.460750][ T10] __sys_sendmsg+0xcd/0x170 [ 265.460750][ T10] do_syscall_64+0xc6/0x1e0 [ 265.460750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.460750][ T10] [ 265.462406][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 265.462406][ T10] neigh_parms_alloc+0x1e5/0x510 [ 265.462406][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 265.462406][ T10] ipv6_find_idev+0x102/0x170 [ 265.462406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 265.462406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 265.462406][ T10] netlink_rcv_skb+0x130/0x360 [ 265.462406][ T10] netlink_unicast+0x449/0x710 [ 265.462406][ T10] netlink_sendmsg+0x723/0xbe0 [ 265.462406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 265.462406][ T10] ___sys_sendmsg+0xee/0x170 [ 265.462406][ T10] __sys_sendmsg+0xcd/0x170 [ 265.462406][ T10] do_syscall_64+0xc6/0x1e0 [ 265.462406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 265.462406][ T10] [ 268.122366][ T1711] veth0: renamed from veth1 [ 271.879220][ T1737] br0: port 1(vx0) entered blocking state [ 271.879415][ T1737] br0: port 1(vx0) entered disabled state [ 271.879606][ T1737] vx0: entered allmulticast mode [ 271.880798][ T1737] vx0: entered promiscuous mode [ 271.882622][ T1737] br0: port 1(vx0) entered blocking state [ 271.882795][ T1737] br0: port 1(vx0) entered forwarding state [ 275.646848][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 275.647199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.647199][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 275.647199][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 275.647199][ T10] fib6_nh_init+0xa22/0x1580 [ 275.647199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.647199][ T10] ip6_route_add+0x1c/0x140 [ 275.647199][ T10] inet6_rtm_newroute+0x104/0x110 [ 275.647199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.647199][ T10] netlink_rcv_skb+0x130/0x360 [ 275.647199][ T10] netlink_unicast+0x449/0x710 [ 275.647199][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.647199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.647199][ T10] ___sys_sendmsg+0xee/0x170 [ 275.647199][ T10] __sys_sendmsg+0xcd/0x170 [ 275.647199][ T10] do_syscall_64+0xc6/0x1e0 [ 275.647199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.647199][ T10] [ 275.649412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.649412][ T10] dst_init+0x84/0x4a0 [ 275.649412][ T10] dst_alloc+0x97/0x150 [ 275.649412][ T10] ip6_dst_alloc+0x23/0x90 [ 275.649412][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 275.649412][ T10] ip6_pol_route+0x56f/0x840 [ 275.649412][ T10] fib6_rule_lookup+0x456/0x630 [ 275.649412][ T10] ip6_route_input+0x59c/0xa50 [ 275.649412][ T10] ipv6_rcv+0x397/0x810 [ 275.649412][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 275.649412][ T10] process_backlog+0x101/0x620 [ 275.649412][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 275.649412][ T10] net_rx_action+0x495/0xbe0 [ 275.649412][ T10] __do_softirq+0x1b5/0x7f6 [ 275.649412][ T10] [ 275.651290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.651290][ T10] netdev_get_by_index+0x5e/0x80 [ 275.651290][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.651290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.651290][ T10] addrconf_f6i_alloc+0x265/0x560 [ 275.651290][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 275.651290][ T10] addrconf_join_anycast+0x1c0/0x220 [ 275.651290][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 275.651290][ T10] addrconf_dad_completed+0x12b/0xe20 [ 275.651290][ T10] addrconf_dad_begin+0x310/0x670 [ 275.651290][ T10] addrconf_dad_work+0x10b/0xab0 [ 275.651290][ T10] process_one_work+0x84d/0x18a0 [ 275.651290][ T10] worker_thread+0x587/0xd30 [ 275.651290][ T10] kthread+0x28a/0x350 [ 275.651290][ T10] ret_from_fork+0x31/0x70 [ 275.651290][ T10] ret_from_fork_asm+0x1a/0x30 [ 275.651290][ T10] [ 275.653516][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.653516][ T10] netdev_get_by_index+0x5e/0x80 [ 275.653516][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.653516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.653516][ T10] ip6_route_add+0x1c/0x140 [ 275.653516][ T10] addrconf_prefix_route+0x2a6/0x430 [ 275.653516][ T10] inet6_addr_add+0x4f8/0xa40 [ 275.653516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.653516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.653516][ T10] netlink_rcv_skb+0x130/0x360 [ 275.653516][ T10] netlink_unicast+0x449/0x710 [ 275.653516][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.653516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.653516][ T10] ___sys_sendmsg+0xee/0x170 [ 275.653516][ T10] __sys_sendmsg+0xcd/0x170 [ 275.653516][ T10] do_syscall_64+0xc6/0x1e0 [ 275.653516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.653516][ T10] [ 275.656117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.656117][ T10] netdev_get_by_index+0x5e/0x80 [ 275.656117][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.656117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.656117][ T10] addrconf_f6i_alloc+0x315/0x560 [ 275.656117][ T10] ipv6_add_addr+0x411/0x2000 [ 275.656117][ T10] inet6_addr_add+0x30e/0xa40 [ 275.656117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.656117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.656117][ T10] netlink_rcv_skb+0x130/0x360 [ 275.656117][ T10] netlink_unicast+0x449/0x710 [ 275.656117][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.656117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.656117][ T10] ___sys_sendmsg+0xee/0x170 [ 275.656117][ T10] __sys_sendmsg+0xcd/0x170 [ 275.656117][ T10] do_syscall_64+0xc6/0x1e0 [ 275.656117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.656117][ T10] [ 275.658611][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.658611][ T10] netdev_get_by_index+0x5e/0x80 [ 275.658611][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.658611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.658611][ T10] ip6_route_add+0x1c/0x140 [ 275.658611][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 275.658611][ T10] addrconf_add_dev+0xe2/0x170 [ 275.658611][ T10] inet6_addr_add+0x12f/0xa40 [ 275.658611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.658611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.658611][ T10] netlink_rcv_skb+0x130/0x360 [ 275.658611][ T10] netlink_unicast+0x449/0x710 [ 275.658611][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.658611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.658611][ T10] ___sys_sendmsg+0xee/0x170 [ 275.658611][ T10] __sys_sendmsg+0xcd/0x170 [ 275.658611][ T10] do_syscall_64+0xc6/0x1e0 [ 275.658611][ T10] [ 275.661149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.661149][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 275.661149][ T10] ipv6_find_idev+0x102/0x170 [ 275.661149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.661149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.661149][ T10] netlink_rcv_skb+0x130/0x360 [ 275.661149][ T10] netlink_unicast+0x449/0x710 [ 275.661149][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.661149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.661149][ T10] ___sys_sendmsg+0xee/0x170 [ 275.661149][ T10] __sys_sendmsg+0xcd/0x170 [ 275.661149][ T10] do_syscall_64+0xc6/0x1e0 [ 275.661149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.661149][ T10] [ 275.663093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 275.663093][ T10] neigh_parms_alloc+0x1e5/0x510 [ 275.663093][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 275.663093][ T10] ipv6_find_idev+0x102/0x170 [ 275.663093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.663093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.663093][ T10] netlink_rcv_skb+0x130/0x360 [ 275.663093][ T10] netlink_unicast+0x449/0x710 [ 275.663093][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.663093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.663093][ T10] ___sys_sendmsg+0xee/0x170 [ 275.663093][ T10] __sys_sendmsg+0xcd/0x170 [ 275.663093][ T10] do_syscall_64+0xc6/0x1e0 [ 275.663093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.663093][ T10] [ 275.665236][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 275.665623][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 275.665623][ T10] dst_init+0x84/0x4a0 [ 275.665623][ T10] dst_alloc+0x97/0x150 [ 275.665623][ T10] ip6_dst_alloc+0x23/0x90 [ 275.665623][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 275.665623][ T10] ip6_pol_route+0x56f/0x840 [ 275.665623][ T10] fib6_rule_lookup+0x456/0x630 [ 275.665623][ T10] ip6_route_input+0x59c/0xa50 [ 275.665623][ T10] ipv6_rcv+0x397/0x810 [ 275.665623][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 275.665623][ T10] process_backlog+0x101/0x620 [ 275.665623][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 275.665623][ T10] net_rx_action+0x495/0xbe0 [ 275.665623][ T10] __do_softirq+0x1b5/0x7f6 [ 275.665623][ T10] [ 275.667493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.667493][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 275.667493][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 275.667493][ T10] fib6_nh_init+0xa22/0x1580 [ 275.667493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.667493][ T10] ip6_route_add+0x1c/0x140 [ 275.667493][ T10] inet6_rtm_newroute+0x104/0x110 [ 275.667493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.667493][ T10] netlink_rcv_skb+0x130/0x360 [ 275.667493][ T10] netlink_unicast+0x449/0x710 [ 275.667493][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.667493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.667493][ T10] ___sys_sendmsg+0xee/0x170 [ 275.667493][ T10] __sys_sendmsg+0xcd/0x170 [ 275.667493][ T10] do_syscall_64+0xc6/0x1e0 [ 275.667493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.667493][ T10] [ 275.669625][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.669625][ T10] netdev_get_by_index+0x5e/0x80 [ 275.669625][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.669625][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.669625][ T10] addrconf_f6i_alloc+0x265/0x560 [ 275.669625][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 275.669625][ T10] addrconf_join_anycast+0x1c0/0x220 [ 275.669625][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 275.669625][ T10] addrconf_dad_completed+0x12b/0xe20 [ 275.669625][ T10] addrconf_dad_begin+0x310/0x670 [ 275.669625][ T10] addrconf_dad_work+0x10b/0xab0 [ 275.669625][ T10] process_one_work+0x84d/0x18a0 [ 275.669625][ T10] worker_thread+0x587/0xd30 [ 275.669625][ T10] kthread+0x28a/0x350 [ 275.669625][ T10] ret_from_fork+0x31/0x70 [ 275.669625][ T10] ret_from_fork_asm+0x1a/0x30 [ 275.669625][ T10] [ 275.671847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.671847][ T10] netdev_get_by_index+0x5e/0x80 [ 275.671847][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.671847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.671847][ T10] ip6_route_add+0x1c/0x140 [ 275.671847][ T10] addrconf_prefix_route+0x2a6/0x430 [ 275.671847][ T10] inet6_addr_add+0x4f8/0xa40 [ 275.671847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.671847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.671847][ T10] netlink_rcv_skb+0x130/0x360 [ 275.671847][ T10] netlink_unicast+0x449/0x710 [ 275.671847][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.671847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.671847][ T10] ___sys_sendmsg+0xee/0x170 [ 275.671847][ T10] __sys_sendmsg+0xcd/0x170 [ 275.671847][ T10] do_syscall_64+0xc6/0x1e0 [ 275.671847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.671847][ T10] [ 275.674401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.674401][ T10] netdev_get_by_index+0x5e/0x80 [ 275.674401][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.674401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.674401][ T10] addrconf_f6i_alloc+0x315/0x560 [ 275.674401][ T10] ipv6_add_addr+0x411/0x2000 [ 275.674401][ T10] inet6_addr_add+0x30e/0xa40 [ 275.674401][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.674401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.674401][ T10] netlink_rcv_skb+0x130/0x360 [ 275.674401][ T10] netlink_unicast+0x449/0x710 [ 275.674401][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.674401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.674401][ T10] ___sys_sendmsg+0xee/0x170 [ 275.674401][ T10] __sys_sendmsg+0xcd/0x170 [ 275.674401][ T10] do_syscall_64+0xc6/0x1e0 [ 275.674401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.674401][ T10] [ 275.676944][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.676944][ T10] netdev_get_by_index+0x5e/0x80 [ 275.676944][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.676944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.676944][ T10] ip6_route_add+0x1c/0x140 [ 275.676944][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 275.676944][ T10] addrconf_add_dev+0xe2/0x170 [ 275.676944][ T10] inet6_addr_add+0x12f/0xa40 [ 275.676944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.676944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.676944][ T10] netlink_rcv_skb+0x130/0x360 [ 275.676944][ T10] netlink_unicast+0x449/0x710 [ 275.676944][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.676944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.676944][ T10] ___sys_sendmsg+0xee/0x170 [ 275.676944][ T10] __sys_sendmsg+0xcd/0x170 [ 275.676944][ T10] do_syscall_64+0xc6/0x1e0 [ 275.676944][ T10] [ 275.679365][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.679365][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 275.679365][ T10] ipv6_find_idev+0x102/0x170 [ 275.679365][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.679365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.679365][ T10] netlink_rcv_skb+0x130/0x360 [ 275.679365][ T10] netlink_unicast+0x449/0x710 [ 275.679365][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.679365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.679365][ T10] ___sys_sendmsg+0xee/0x170 [ 275.679365][ T10] __sys_sendmsg+0xcd/0x170 [ 275.679365][ T10] do_syscall_64+0xc6/0x1e0 [ 275.679365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.679365][ T10] [ 275.681325][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 275.681325][ T10] neigh_parms_alloc+0x1e5/0x510 [ 275.681325][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 275.681325][ T10] ipv6_find_idev+0x102/0x170 [ 275.681325][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.681325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.681325][ T10] netlink_rcv_skb+0x130/0x360 [ 275.681325][ T10] netlink_unicast+0x449/0x710 [ 275.681325][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.681325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.681325][ T10] ___sys_sendmsg+0xee/0x170 [ 275.681325][ T10] __sys_sendmsg+0xcd/0x170 [ 275.681325][ T10] do_syscall_64+0xc6/0x1e0 [ 275.681325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.681325][ T10] [ 275.684032][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 275.684596][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 275.684596][ T10] netdev_get_by_index+0x5e/0x80 [ 275.684596][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.684596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.684596][ T10] ip6_route_add+0x1c/0x140 [ 275.684596][ T10] addrconf_prefix_route+0x2a6/0x430 [ 275.684596][ T10] inet6_addr_add+0x4f8/0xa40 [ 275.684596][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.684596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.684596][ T10] netlink_rcv_skb+0x130/0x360 [ 275.684596][ T10] netlink_unicast+0x449/0x710 [ 275.684596][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.684596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.684596][ T10] ___sys_sendmsg+0xee/0x170 [ 275.684596][ T10] __sys_sendmsg+0xcd/0x170 [ 275.684596][ T10] do_syscall_64+0xc6/0x1e0 [ 275.684596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.684596][ T10] [ 275.686881][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 275.686881][ T10] netdev_get_by_index+0x5e/0x80 [ 275.686881][ T10] fib6_nh_init+0x3d8/0x1580 [ 275.686881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 275.686881][ T10] addrconf_f6i_alloc+0x315/0x560 [ 275.686881][ T10] ipv6_add_addr+0x411/0x2000 [ 275.686881][ T10] inet6_addr_add+0x30e/0xa40 [ 275.686881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 275.686881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.686881][ T10] netlink_rcv_skb+0x130/0x360 [ 275.686881][ T10] netlink_unicast+0x449/0x710 [ 275.686881][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.686881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.686881][ T10] ___sys_sendmsg+0xee/0x170 [ 275.686881][ T10] __sys_sendmsg+0xcd/0x170 [ 275.686881][ T10] do_syscall_64+0xc6/0x1e0 [ 275.686881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.686881][ T10] [ 275.689136][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 275.689136][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 275.689136][ T10] ipv6_find_idev+0x102/0x170 [ 275.689136][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.689136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.689136][ T10] netlink_rcv_skb+0x130/0x360 [ 275.689136][ T10] netlink_unicast+0x449/0x710 [ 275.689136][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.689136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.689136][ T10] ___sys_sendmsg+0xee/0x170 [ 275.689136][ T10] __sys_sendmsg+0xcd/0x170 [ 275.689136][ T10] do_syscall_64+0xc6/0x1e0 [ 275.689136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.689136][ T10] [ 275.691078][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 275.691078][ T10] neigh_parms_alloc+0x1e5/0x510 [ 275.691078][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 275.691078][ T10] ipv6_find_idev+0x102/0x170 [ 275.691078][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 275.691078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 275.691078][ T10] netlink_rcv_skb+0x130/0x360 [ 275.691078][ T10] netlink_unicast+0x449/0x710 [ 275.691078][ T10] netlink_sendmsg+0x723/0xbe0 [ 275.691078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 275.691078][ T10] ___sys_sendmsg+0xee/0x170 [ 275.691078][ T10] __sys_sendmsg+0xcd/0x170 [ 275.691078][ T10] do_syscall_64+0xc6/0x1e0 [ 275.691078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 275.691078][ T10] [ 277.463509][ T1767] br0: port 1(vx0) entered blocking state [ 277.463913][ T1767] br0: port 1(vx0) entered disabled state [ 277.464279][ T1767] vx0: entered allmulticast mode [ 277.466243][ T1767] vx0: entered promiscuous mode [ 277.469278][ T1767] br0: port 1(vx0) entered blocking state [ 277.469539][ T1767] br0: port 1(vx0) entered forwarding state [ 285.718864][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 285.719267][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.719267][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 285.719267][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 285.719267][ T10] fib6_nh_init+0xa22/0x1580 [ 285.719267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.719267][ T10] ip6_route_add+0x1c/0x140 [ 285.719267][ T10] inet6_rtm_newroute+0x104/0x110 [ 285.719267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.719267][ T10] netlink_rcv_skb+0x130/0x360 [ 285.719267][ T10] netlink_unicast+0x449/0x710 [ 285.719267][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.719267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.719267][ T10] ___sys_sendmsg+0xee/0x170 [ 285.719267][ T10] __sys_sendmsg+0xcd/0x170 [ 285.719267][ T10] do_syscall_64+0xc6/0x1e0 [ 285.719267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.719267][ T10] [ 285.721719][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.721719][ T10] dst_init+0x84/0x4a0 [ 285.721719][ T10] dst_alloc+0x97/0x150 [ 285.721719][ T10] ip6_dst_alloc+0x23/0x90 [ 285.721719][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 285.721719][ T10] ip6_pol_route+0x56f/0x840 [ 285.721719][ T10] fib6_rule_lookup+0x456/0x630 [ 285.721719][ T10] ip6_route_input+0x59c/0xa50 [ 285.721719][ T10] ipv6_rcv+0x397/0x810 [ 285.721719][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 285.721719][ T10] process_backlog+0x101/0x620 [ 285.721719][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 285.721719][ T10] net_rx_action+0x495/0xbe0 [ 285.721719][ T10] __do_softirq+0x1b5/0x7f6 [ 285.721719][ T10] [ 285.723821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.723821][ T10] netdev_get_by_index+0x5e/0x80 [ 285.723821][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.723821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.723821][ T10] addrconf_f6i_alloc+0x265/0x560 [ 285.723821][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 285.723821][ T10] addrconf_join_anycast+0x1c0/0x220 [ 285.723821][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 285.723821][ T10] addrconf_dad_completed+0x12b/0xe20 [ 285.723821][ T10] addrconf_dad_begin+0x310/0x670 [ 285.723821][ T10] addrconf_dad_work+0x10b/0xab0 [ 285.723821][ T10] process_one_work+0x84d/0x18a0 [ 285.723821][ T10] worker_thread+0x587/0xd30 [ 285.723821][ T10] kthread+0x28a/0x350 [ 285.723821][ T10] ret_from_fork+0x31/0x70 [ 285.723821][ T10] ret_from_fork_asm+0x1a/0x30 [ 285.723821][ T10] [ 285.725828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.725828][ T10] netdev_get_by_index+0x5e/0x80 [ 285.725828][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.725828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.725828][ T10] ip6_route_add+0x1c/0x140 [ 285.725828][ T10] addrconf_prefix_route+0x2a6/0x430 [ 285.725828][ T10] inet6_addr_add+0x4f8/0xa40 [ 285.725828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.725828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.725828][ T10] netlink_rcv_skb+0x130/0x360 [ 285.725828][ T10] netlink_unicast+0x449/0x710 [ 285.725828][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.725828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.725828][ T10] ___sys_sendmsg+0xee/0x170 [ 285.725828][ T10] __sys_sendmsg+0xcd/0x170 [ 285.725828][ T10] do_syscall_64+0xc6/0x1e0 [ 285.725828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.725828][ T10] [ 285.727886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.727886][ T10] netdev_get_by_index+0x5e/0x80 [ 285.727886][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.727886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.727886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 285.727886][ T10] ipv6_add_addr+0x411/0x2000 [ 285.727886][ T10] inet6_addr_add+0x30e/0xa40 [ 285.727886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.727886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.727886][ T10] netlink_rcv_skb+0x130/0x360 [ 285.727886][ T10] netlink_unicast+0x449/0x710 [ 285.727886][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.727886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.727886][ T10] ___sys_sendmsg+0xee/0x170 [ 285.727886][ T10] __sys_sendmsg+0xcd/0x170 [ 285.727886][ T10] do_syscall_64+0xc6/0x1e0 [ 285.727886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.727886][ T10] [ 285.729996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.729996][ T10] netdev_get_by_index+0x5e/0x80 [ 285.729996][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.729996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.729996][ T10] ip6_route_add+0x1c/0x140 [ 285.729996][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 285.729996][ T10] addrconf_add_dev+0xe2/0x170 [ 285.729996][ T10] inet6_addr_add+0x12f/0xa40 [ 285.729996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.729996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.729996][ T10] netlink_rcv_skb+0x130/0x360 [ 285.729996][ T10] netlink_unicast+0x449/0x710 [ 285.729996][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.729996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.729996][ T10] ___sys_sendmsg+0xee/0x170 [ 285.729996][ T10] __sys_sendmsg+0xcd/0x170 [ 285.729996][ T10] do_syscall_64+0xc6/0x1e0 [ 285.729996][ T10] [ 285.732115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.732115][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 285.732115][ T10] ipv6_find_idev+0x102/0x170 [ 285.732115][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.732115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.732115][ T10] netlink_rcv_skb+0x130/0x360 [ 285.732115][ T10] netlink_unicast+0x449/0x710 [ 285.732115][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.732115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.732115][ T10] ___sys_sendmsg+0xee/0x170 [ 285.732115][ T10] __sys_sendmsg+0xcd/0x170 [ 285.732115][ T10] do_syscall_64+0xc6/0x1e0 [ 285.732115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.732115][ T10] [ 285.734115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 285.734115][ T10] neigh_parms_alloc+0x1e5/0x510 [ 285.734115][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 285.734115][ T10] ipv6_find_idev+0x102/0x170 [ 285.734115][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.734115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.734115][ T10] netlink_rcv_skb+0x130/0x360 [ 285.734115][ T10] netlink_unicast+0x449/0x710 [ 285.734115][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.734115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.734115][ T10] ___sys_sendmsg+0xee/0x170 [ 285.734115][ T10] __sys_sendmsg+0xcd/0x170 [ 285.734115][ T10] do_syscall_64+0xc6/0x1e0 [ 285.734115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.734115][ T10] [ 285.737639][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 285.738074][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 285.738074][ T10] dst_init+0x84/0x4a0 [ 285.738074][ T10] dst_alloc+0x97/0x150 [ 285.738074][ T10] ip6_dst_alloc+0x23/0x90 [ 285.738074][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 285.738074][ T10] ip6_pol_route+0x56f/0x840 [ 285.738074][ T10] fib6_rule_lookup+0x456/0x630 [ 285.738074][ T10] ip6_route_input+0x59c/0xa50 [ 285.738074][ T10] ipv6_rcv+0x397/0x810 [ 285.738074][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 285.738074][ T10] process_backlog+0x101/0x620 [ 285.738074][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 285.738074][ T10] net_rx_action+0x495/0xbe0 [ 285.738074][ T10] __do_softirq+0x1b5/0x7f6 [ 285.738074][ T10] [ 285.740314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.740314][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 285.740314][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 285.740314][ T10] fib6_nh_init+0xa22/0x1580 [ 285.740314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.740314][ T10] ip6_route_add+0x1c/0x140 [ 285.740314][ T10] inet6_rtm_newroute+0x104/0x110 [ 285.740314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.740314][ T10] netlink_rcv_skb+0x130/0x360 [ 285.740314][ T10] netlink_unicast+0x449/0x710 [ 285.740314][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.740314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.740314][ T10] ___sys_sendmsg+0xee/0x170 [ 285.740314][ T10] __sys_sendmsg+0xcd/0x170 [ 285.740314][ T10] do_syscall_64+0xc6/0x1e0 [ 285.740314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.740314][ T10] [ 285.742986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.742986][ T10] netdev_get_by_index+0x5e/0x80 [ 285.742986][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.742986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.742986][ T10] addrconf_f6i_alloc+0x265/0x560 [ 285.742986][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 285.742986][ T10] addrconf_join_anycast+0x1c0/0x220 [ 285.742986][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 285.742986][ T10] addrconf_dad_completed+0x12b/0xe20 [ 285.742986][ T10] addrconf_dad_begin+0x310/0x670 [ 285.742986][ T10] addrconf_dad_work+0x10b/0xab0 [ 285.742986][ T10] process_one_work+0x84d/0x18a0 [ 285.742986][ T10] worker_thread+0x587/0xd30 [ 285.742986][ T10] kthread+0x28a/0x350 [ 285.742986][ T10] ret_from_fork+0x31/0x70 [ 285.742986][ T10] ret_from_fork_asm+0x1a/0x30 [ 285.742986][ T10] [ 285.745625][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.745625][ T10] netdev_get_by_index+0x5e/0x80 [ 285.745625][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.745625][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.745625][ T10] ip6_route_add+0x1c/0x140 [ 285.745625][ T10] addrconf_prefix_route+0x2a6/0x430 [ 285.745625][ T10] inet6_addr_add+0x4f8/0xa40 [ 285.745625][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.745625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.745625][ T10] netlink_rcv_skb+0x130/0x360 [ 285.745625][ T10] netlink_unicast+0x449/0x710 [ 285.745625][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.745625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.745625][ T10] ___sys_sendmsg+0xee/0x170 [ 285.745625][ T10] __sys_sendmsg+0xcd/0x170 [ 285.745625][ T10] do_syscall_64+0xc6/0x1e0 [ 285.745625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.745625][ T10] [ 285.748516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.748516][ T10] netdev_get_by_index+0x5e/0x80 [ 285.748516][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.748516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.748516][ T10] addrconf_f6i_alloc+0x315/0x560 [ 285.748516][ T10] ipv6_add_addr+0x411/0x2000 [ 285.748516][ T10] inet6_addr_add+0x30e/0xa40 [ 285.748516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.748516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.748516][ T10] netlink_rcv_skb+0x130/0x360 [ 285.748516][ T10] netlink_unicast+0x449/0x710 [ 285.748516][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.748516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.748516][ T10] ___sys_sendmsg+0xee/0x170 [ 285.748516][ T10] __sys_sendmsg+0xcd/0x170 [ 285.748516][ T10] do_syscall_64+0xc6/0x1e0 [ 285.748516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.748516][ T10] [ 285.751486][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.751486][ T10] netdev_get_by_index+0x5e/0x80 [ 285.751486][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.751486][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.751486][ T10] ip6_route_add+0x1c/0x140 [ 285.751486][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 285.751486][ T10] addrconf_add_dev+0xe2/0x170 [ 285.751486][ T10] inet6_addr_add+0x12f/0xa40 [ 285.751486][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.751486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.751486][ T10] netlink_rcv_skb+0x130/0x360 [ 285.751486][ T10] netlink_unicast+0x449/0x710 [ 285.751486][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.751486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.751486][ T10] ___sys_sendmsg+0xee/0x170 [ 285.751486][ T10] __sys_sendmsg+0xcd/0x170 [ 285.751486][ T10] do_syscall_64+0xc6/0x1e0 [ 285.751486][ T10] [ 285.754275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.754275][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 285.754275][ T10] ipv6_find_idev+0x102/0x170 [ 285.754275][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.754275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.754275][ T10] netlink_rcv_skb+0x130/0x360 [ 285.754275][ T10] netlink_unicast+0x449/0x710 [ 285.754275][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.754275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.754275][ T10] ___sys_sendmsg+0xee/0x170 [ 285.754275][ T10] __sys_sendmsg+0xcd/0x170 [ 285.754275][ T10] do_syscall_64+0xc6/0x1e0 [ 285.754275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.754275][ T10] [ 285.756418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 285.756418][ T10] neigh_parms_alloc+0x1e5/0x510 [ 285.756418][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 285.756418][ T10] ipv6_find_idev+0x102/0x170 [ 285.756418][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.756418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.756418][ T10] netlink_rcv_skb+0x130/0x360 [ 285.756418][ T10] netlink_unicast+0x449/0x710 [ 285.756418][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.756418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.756418][ T10] ___sys_sendmsg+0xee/0x170 [ 285.756418][ T10] __sys_sendmsg+0xcd/0x170 [ 285.756418][ T10] do_syscall_64+0xc6/0x1e0 [ 285.756418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.756418][ T10] [ 285.758938][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 285.759301][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 285.759301][ T10] netdev_get_by_index+0x5e/0x80 [ 285.759301][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.759301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.759301][ T10] ip6_route_add+0x1c/0x140 [ 285.759301][ T10] addrconf_prefix_route+0x2a6/0x430 [ 285.759301][ T10] inet6_addr_add+0x4f8/0xa40 [ 285.759301][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.759301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.759301][ T10] netlink_rcv_skb+0x130/0x360 [ 285.759301][ T10] netlink_unicast+0x449/0x710 [ 285.759301][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.759301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.759301][ T10] ___sys_sendmsg+0xee/0x170 [ 285.759301][ T10] __sys_sendmsg+0xcd/0x170 [ 285.759301][ T10] do_syscall_64+0xc6/0x1e0 [ 285.759301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.759301][ T10] [ 285.761929][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 285.761929][ T10] netdev_get_by_index+0x5e/0x80 [ 285.761929][ T10] fib6_nh_init+0x3d8/0x1580 [ 285.761929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 285.761929][ T10] addrconf_f6i_alloc+0x315/0x560 [ 285.761929][ T10] ipv6_add_addr+0x411/0x2000 [ 285.761929][ T10] inet6_addr_add+0x30e/0xa40 [ 285.761929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 285.761929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.761929][ T10] netlink_rcv_skb+0x130/0x360 [ 285.761929][ T10] netlink_unicast+0x449/0x710 [ 285.761929][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.761929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.761929][ T10] ___sys_sendmsg+0xee/0x170 [ 285.761929][ T10] __sys_sendmsg+0xcd/0x170 [ 285.761929][ T10] do_syscall_64+0xc6/0x1e0 [ 285.761929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.761929][ T10] [ 285.764632][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 285.764632][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 285.764632][ T10] ipv6_find_idev+0x102/0x170 [ 285.764632][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.764632][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.764632][ T10] netlink_rcv_skb+0x130/0x360 [ 285.764632][ T10] netlink_unicast+0x449/0x710 [ 285.764632][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.764632][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.764632][ T10] ___sys_sendmsg+0xee/0x170 [ 285.764632][ T10] __sys_sendmsg+0xcd/0x170 [ 285.764632][ T10] do_syscall_64+0xc6/0x1e0 [ 285.764632][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.764632][ T10] [ 285.766798][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 285.766798][ T10] neigh_parms_alloc+0x1e5/0x510 [ 285.766798][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 285.766798][ T10] ipv6_find_idev+0x102/0x170 [ 285.766798][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 285.766798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 285.766798][ T10] netlink_rcv_skb+0x130/0x360 [ 285.766798][ T10] netlink_unicast+0x449/0x710 [ 285.766798][ T10] netlink_sendmsg+0x723/0xbe0 [ 285.766798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 285.766798][ T10] ___sys_sendmsg+0xee/0x170 [ 285.766798][ T10] __sys_sendmsg+0xcd/0x170 [ 285.766798][ T10] do_syscall_64+0xc6/0x1e0 [ 285.766798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 285.766798][ T10] [ 294.000314][ T1897] veth0: renamed from veth1 [ 295.878863][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 295.879208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.879208][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 295.879208][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 295.879208][ T10] fib6_nh_init+0xa22/0x1580 [ 295.879208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.879208][ T10] ip6_route_add+0x1c/0x140 [ 295.879208][ T10] inet6_rtm_newroute+0x104/0x110 [ 295.879208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.879208][ T10] netlink_rcv_skb+0x130/0x360 [ 295.879208][ T10] netlink_unicast+0x449/0x710 [ 295.879208][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.879208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.879208][ T10] ___sys_sendmsg+0xee/0x170 [ 295.879208][ T10] __sys_sendmsg+0xcd/0x170 [ 295.879208][ T10] do_syscall_64+0xc6/0x1e0 [ 295.879208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.879208][ T10] [ 295.881418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.881418][ T10] dst_init+0x84/0x4a0 [ 295.881418][ T10] dst_alloc+0x97/0x150 [ 295.881418][ T10] ip6_dst_alloc+0x23/0x90 [ 295.881418][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 295.881418][ T10] ip6_pol_route+0x56f/0x840 [ 295.881418][ T10] fib6_rule_lookup+0x456/0x630 [ 295.881418][ T10] ip6_route_input+0x59c/0xa50 [ 295.881418][ T10] ipv6_rcv+0x397/0x810 [ 295.881418][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 295.881418][ T10] process_backlog+0x101/0x620 [ 295.881418][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 295.881418][ T10] net_rx_action+0x495/0xbe0 [ 295.881418][ T10] __do_softirq+0x1b5/0x7f6 [ 295.881418][ T10] [ 295.883324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.883324][ T10] netdev_get_by_index+0x5e/0x80 [ 295.883324][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.883324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.883324][ T10] addrconf_f6i_alloc+0x265/0x560 [ 295.883324][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 295.883324][ T10] addrconf_join_anycast+0x1c0/0x220 [ 295.883324][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 295.883324][ T10] addrconf_dad_completed+0x12b/0xe20 [ 295.883324][ T10] addrconf_dad_begin+0x310/0x670 [ 295.883324][ T10] addrconf_dad_work+0x10b/0xab0 [ 295.883324][ T10] process_one_work+0x84d/0x18a0 [ 295.883324][ T10] worker_thread+0x587/0xd30 [ 295.883324][ T10] kthread+0x28a/0x350 [ 295.883324][ T10] ret_from_fork+0x31/0x70 [ 295.883324][ T10] ret_from_fork_asm+0x1a/0x30 [ 295.883324][ T10] [ 295.885579][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.885579][ T10] netdev_get_by_index+0x5e/0x80 [ 295.885579][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.885579][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.885579][ T10] ip6_route_add+0x1c/0x140 [ 295.885579][ T10] addrconf_prefix_route+0x2a6/0x430 [ 295.885579][ T10] inet6_addr_add+0x4f8/0xa40 [ 295.885579][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.885579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.885579][ T10] netlink_rcv_skb+0x130/0x360 [ 295.885579][ T10] netlink_unicast+0x449/0x710 [ 295.885579][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.885579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.885579][ T10] ___sys_sendmsg+0xee/0x170 [ 295.885579][ T10] __sys_sendmsg+0xcd/0x170 [ 295.885579][ T10] do_syscall_64+0xc6/0x1e0 [ 295.885579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.885579][ T10] [ 295.887898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.887898][ T10] netdev_get_by_index+0x5e/0x80 [ 295.887898][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.887898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.887898][ T10] addrconf_f6i_alloc+0x315/0x560 [ 295.887898][ T10] ipv6_add_addr+0x411/0x2000 [ 295.887898][ T10] inet6_addr_add+0x30e/0xa40 [ 295.887898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.887898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.887898][ T10] netlink_rcv_skb+0x130/0x360 [ 295.887898][ T10] netlink_unicast+0x449/0x710 [ 295.887898][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.887898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.887898][ T10] ___sys_sendmsg+0xee/0x170 [ 295.887898][ T10] __sys_sendmsg+0xcd/0x170 [ 295.887898][ T10] do_syscall_64+0xc6/0x1e0 [ 295.887898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.887898][ T10] [ 295.890229][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.890229][ T10] netdev_get_by_index+0x5e/0x80 [ 295.890229][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.890229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.890229][ T10] ip6_route_add+0x1c/0x140 [ 295.890229][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 295.890229][ T10] addrconf_add_dev+0xe2/0x170 [ 295.890229][ T10] inet6_addr_add+0x12f/0xa40 [ 295.890229][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.890229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.890229][ T10] netlink_rcv_skb+0x130/0x360 [ 295.890229][ T10] netlink_unicast+0x449/0x710 [ 295.890229][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.890229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.890229][ T10] ___sys_sendmsg+0xee/0x170 [ 295.890229][ T10] __sys_sendmsg+0xcd/0x170 [ 295.890229][ T10] do_syscall_64+0xc6/0x1e0 [ 295.890229][ T10] [ 295.892493][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.892493][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 295.892493][ T10] ipv6_find_idev+0x102/0x170 [ 295.892493][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.892493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.892493][ T10] netlink_rcv_skb+0x130/0x360 [ 295.892493][ T10] netlink_unicast+0x449/0x710 [ 295.892493][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.892493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.892493][ T10] ___sys_sendmsg+0xee/0x170 [ 295.892493][ T10] __sys_sendmsg+0xcd/0x170 [ 295.892493][ T10] do_syscall_64+0xc6/0x1e0 [ 295.892493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.892493][ T10] [ 295.894270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 295.894270][ T10] neigh_parms_alloc+0x1e5/0x510 [ 295.894270][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 295.894270][ T10] ipv6_find_idev+0x102/0x170 [ 295.894270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.894270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.894270][ T10] netlink_rcv_skb+0x130/0x360 [ 295.894270][ T10] netlink_unicast+0x449/0x710 [ 295.894270][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.894270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.894270][ T10] ___sys_sendmsg+0xee/0x170 [ 295.894270][ T10] __sys_sendmsg+0xcd/0x170 [ 295.894270][ T10] do_syscall_64+0xc6/0x1e0 [ 295.894270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.894270][ T10] [ 295.896298][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 295.896736][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 295.896736][ T10] dst_init+0x84/0x4a0 [ 295.896736][ T10] dst_alloc+0x97/0x150 [ 295.896736][ T10] ip6_dst_alloc+0x23/0x90 [ 295.896736][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 295.896736][ T10] ip6_pol_route+0x56f/0x840 [ 295.896736][ T10] fib6_rule_lookup+0x456/0x630 [ 295.896736][ T10] ip6_route_input+0x59c/0xa50 [ 295.896736][ T10] ipv6_rcv+0x397/0x810 [ 295.896736][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 295.896736][ T10] process_backlog+0x101/0x620 [ 295.896736][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 295.896736][ T10] net_rx_action+0x495/0xbe0 [ 295.896736][ T10] __do_softirq+0x1b5/0x7f6 [ 295.896736][ T10] [ 295.898874][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.898874][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 295.898874][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 295.898874][ T10] fib6_nh_init+0xa22/0x1580 [ 295.898874][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.898874][ T10] ip6_route_add+0x1c/0x140 [ 295.898874][ T10] inet6_rtm_newroute+0x104/0x110 [ 295.898874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.898874][ T10] netlink_rcv_skb+0x130/0x360 [ 295.898874][ T10] netlink_unicast+0x449/0x710 [ 295.898874][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.898874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.898874][ T10] ___sys_sendmsg+0xee/0x170 [ 295.898874][ T10] __sys_sendmsg+0xcd/0x170 [ 295.898874][ T10] do_syscall_64+0xc6/0x1e0 [ 295.898874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.898874][ T10] [ 295.901297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.901297][ T10] netdev_get_by_index+0x5e/0x80 [ 295.901297][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.901297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.901297][ T10] addrconf_f6i_alloc+0x265/0x560 [ 295.901297][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 295.901297][ T10] addrconf_join_anycast+0x1c0/0x220 [ 295.901297][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 295.901297][ T10] addrconf_dad_completed+0x12b/0xe20 [ 295.901297][ T10] addrconf_dad_begin+0x310/0x670 [ 295.901297][ T10] addrconf_dad_work+0x10b/0xab0 [ 295.901297][ T10] process_one_work+0x84d/0x18a0 [ 295.901297][ T10] worker_thread+0x587/0xd30 [ 295.901297][ T10] kthread+0x28a/0x350 [ 295.901297][ T10] ret_from_fork+0x31/0x70 [ 295.901297][ T10] ret_from_fork_asm+0x1a/0x30 [ 295.901297][ T10] [ 295.903686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.903686][ T10] netdev_get_by_index+0x5e/0x80 [ 295.903686][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.903686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.903686][ T10] ip6_route_add+0x1c/0x140 [ 295.903686][ T10] addrconf_prefix_route+0x2a6/0x430 [ 295.903686][ T10] inet6_addr_add+0x4f8/0xa40 [ 295.903686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.903686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.903686][ T10] netlink_rcv_skb+0x130/0x360 [ 295.903686][ T10] netlink_unicast+0x449/0x710 [ 295.903686][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.903686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.903686][ T10] ___sys_sendmsg+0xee/0x170 [ 295.903686][ T10] __sys_sendmsg+0xcd/0x170 [ 295.903686][ T10] do_syscall_64+0xc6/0x1e0 [ 295.903686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.903686][ T10] [ 295.906225][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.906225][ T10] netdev_get_by_index+0x5e/0x80 [ 295.906225][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.906225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.906225][ T10] addrconf_f6i_alloc+0x315/0x560 [ 295.906225][ T10] ipv6_add_addr+0x411/0x2000 [ 295.906225][ T10] inet6_addr_add+0x30e/0xa40 [ 295.906225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.906225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.906225][ T10] netlink_rcv_skb+0x130/0x360 [ 295.906225][ T10] netlink_unicast+0x449/0x710 [ 295.906225][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.906225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.906225][ T10] ___sys_sendmsg+0xee/0x170 [ 295.906225][ T10] __sys_sendmsg+0xcd/0x170 [ 295.906225][ T10] do_syscall_64+0xc6/0x1e0 [ 295.906225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.906225][ T10] [ 295.908847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.908847][ T10] netdev_get_by_index+0x5e/0x80 [ 295.908847][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.908847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.908847][ T10] ip6_route_add+0x1c/0x140 [ 295.908847][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 295.908847][ T10] addrconf_add_dev+0xe2/0x170 [ 295.908847][ T10] inet6_addr_add+0x12f/0xa40 [ 295.908847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.908847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.908847][ T10] netlink_rcv_skb+0x130/0x360 [ 295.908847][ T10] netlink_unicast+0x449/0x710 [ 295.908847][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.908847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.908847][ T10] ___sys_sendmsg+0xee/0x170 [ 295.908847][ T10] __sys_sendmsg+0xcd/0x170 [ 295.908847][ T10] do_syscall_64+0xc6/0x1e0 [ 295.908847][ T10] [ 295.911355][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.911355][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 295.911355][ T10] ipv6_find_idev+0x102/0x170 [ 295.911355][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.911355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.911355][ T10] netlink_rcv_skb+0x130/0x360 [ 295.911355][ T10] netlink_unicast+0x449/0x710 [ 295.911355][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.911355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.911355][ T10] ___sys_sendmsg+0xee/0x170 [ 295.911355][ T10] __sys_sendmsg+0xcd/0x170 [ 295.911355][ T10] do_syscall_64+0xc6/0x1e0 [ 295.911355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.911355][ T10] [ 295.913318][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 295.913318][ T10] neigh_parms_alloc+0x1e5/0x510 [ 295.913318][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 295.913318][ T10] ipv6_find_idev+0x102/0x170 [ 295.913318][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.913318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.913318][ T10] netlink_rcv_skb+0x130/0x360 [ 295.913318][ T10] netlink_unicast+0x449/0x710 [ 295.913318][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.913318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.913318][ T10] ___sys_sendmsg+0xee/0x170 [ 295.913318][ T10] __sys_sendmsg+0xcd/0x170 [ 295.913318][ T10] do_syscall_64+0xc6/0x1e0 [ 295.913318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.913318][ T10] [ 295.915455][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 295.915749][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 295.915749][ T10] netdev_get_by_index+0x5e/0x80 [ 295.915749][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.915749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.915749][ T10] ip6_route_add+0x1c/0x140 [ 295.915749][ T10] addrconf_prefix_route+0x2a6/0x430 [ 295.915749][ T10] inet6_addr_add+0x4f8/0xa40 [ 295.915749][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.915749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.915749][ T10] netlink_rcv_skb+0x130/0x360 [ 295.915749][ T10] netlink_unicast+0x449/0x710 [ 295.915749][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.915749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.915749][ T10] ___sys_sendmsg+0xee/0x170 [ 295.915749][ T10] __sys_sendmsg+0xcd/0x170 [ 295.915749][ T10] do_syscall_64+0xc6/0x1e0 [ 295.915749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.915749][ T10] [ 295.918252][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 295.918252][ T10] netdev_get_by_index+0x5e/0x80 [ 295.918252][ T10] fib6_nh_init+0x3d8/0x1580 [ 295.918252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 295.918252][ T10] addrconf_f6i_alloc+0x315/0x560 [ 295.918252][ T10] ipv6_add_addr+0x411/0x2000 [ 295.918252][ T10] inet6_addr_add+0x30e/0xa40 [ 295.918252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 295.918252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.918252][ T10] netlink_rcv_skb+0x130/0x360 [ 295.918252][ T10] netlink_unicast+0x449/0x710 [ 295.918252][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.918252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.918252][ T10] ___sys_sendmsg+0xee/0x170 [ 295.918252][ T10] __sys_sendmsg+0xcd/0x170 [ 295.918252][ T10] do_syscall_64+0xc6/0x1e0 [ 295.918252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.918252][ T10] [ 295.920884][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 295.920884][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 295.920884][ T10] ipv6_find_idev+0x102/0x170 [ 295.920884][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.920884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.920884][ T10] netlink_rcv_skb+0x130/0x360 [ 295.920884][ T10] netlink_unicast+0x449/0x710 [ 295.920884][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.920884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.920884][ T10] ___sys_sendmsg+0xee/0x170 [ 295.920884][ T10] __sys_sendmsg+0xcd/0x170 [ 295.920884][ T10] do_syscall_64+0xc6/0x1e0 [ 295.920884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.920884][ T10] [ 295.922844][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 295.922844][ T10] neigh_parms_alloc+0x1e5/0x510 [ 295.922844][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 295.922844][ T10] ipv6_find_idev+0x102/0x170 [ 295.922844][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 295.922844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 295.922844][ T10] netlink_rcv_skb+0x130/0x360 [ 295.922844][ T10] netlink_unicast+0x449/0x710 [ 295.922844][ T10] netlink_sendmsg+0x723/0xbe0 [ 295.922844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 295.922844][ T10] ___sys_sendmsg+0xee/0x170 [ 295.922844][ T10] __sys_sendmsg+0xcd/0x170 [ 295.922844][ T10] do_syscall_64+0xc6/0x1e0 [ 295.922844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 295.922844][ T10] [ 297.872316][ T1924] br0: port 1(vx0) entered blocking state [ 297.872624][ T1924] br0: port 1(vx0) entered disabled state [ 297.872834][ T1924] vx0: entered allmulticast mode [ 297.874014][ T1924] vx0: entered promiscuous mode [ 297.876377][ T1924] br0: port 1(vx0) entered blocking state [ 297.876586][ T1924] br0: port 1(vx0) entered forwarding state [ 303.151958][ T1954] br0: port 1(vx0) entered blocking state [ 303.152143][ T1954] br0: port 1(vx0) entered disabled state [ 303.152312][ T1954] vx0: entered allmulticast mode [ 303.154429][ T1954] vx0: entered promiscuous mode [ 303.156251][ T1954] br0: port 1(vx0) entered blocking state [ 303.156415][ T1954] br0: port 1(vx0) entered forwarding state [ 306.063823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 306.064125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.064125][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 306.064125][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 306.064125][ T10] fib6_nh_init+0xa22/0x1580 [ 306.064125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.064125][ T10] ip6_route_add+0x1c/0x140 [ 306.064125][ T10] inet6_rtm_newroute+0x104/0x110 [ 306.064125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.064125][ T10] netlink_rcv_skb+0x130/0x360 [ 306.064125][ T10] netlink_unicast+0x449/0x710 [ 306.064125][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.064125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.064125][ T10] ___sys_sendmsg+0xee/0x170 [ 306.064125][ T10] __sys_sendmsg+0xcd/0x170 [ 306.064125][ T10] do_syscall_64+0xc6/0x1e0 [ 306.064125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.064125][ T10] [ 306.066081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.066081][ T10] dst_init+0x84/0x4a0 [ 306.066081][ T10] dst_alloc+0x97/0x150 [ 306.066081][ T10] ip6_dst_alloc+0x23/0x90 [ 306.066081][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 306.066081][ T10] ip6_pol_route+0x56f/0x840 [ 306.066081][ T10] fib6_rule_lookup+0x456/0x630 [ 306.066081][ T10] ip6_route_input+0x59c/0xa50 [ 306.066081][ T10] ipv6_rcv+0x397/0x810 [ 306.066081][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 306.066081][ T10] process_backlog+0x101/0x620 [ 306.066081][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 306.066081][ T10] net_rx_action+0x495/0xbe0 [ 306.066081][ T10] __do_softirq+0x1b5/0x7f6 [ 306.066081][ T10] [ 306.067747][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.067747][ T10] netdev_get_by_index+0x5e/0x80 [ 306.067747][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.067747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.067747][ T10] addrconf_f6i_alloc+0x265/0x560 [ 306.067747][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 306.067747][ T10] addrconf_join_anycast+0x1c0/0x220 [ 306.067747][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 306.067747][ T10] addrconf_dad_completed+0x12b/0xe20 [ 306.067747][ T10] addrconf_dad_begin+0x310/0x670 [ 306.067747][ T10] addrconf_dad_work+0x10b/0xab0 [ 306.067747][ T10] process_one_work+0x84d/0x18a0 [ 306.067747][ T10] worker_thread+0x587/0xd30 [ 306.067747][ T10] kthread+0x28a/0x350 [ 306.067747][ T10] ret_from_fork+0x31/0x70 [ 306.067747][ T10] ret_from_fork_asm+0x1a/0x30 [ 306.067747][ T10] [ 306.069690][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.069690][ T10] netdev_get_by_index+0x5e/0x80 [ 306.069690][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.069690][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.069690][ T10] ip6_route_add+0x1c/0x140 [ 306.069690][ T10] addrconf_prefix_route+0x2a6/0x430 [ 306.069690][ T10] inet6_addr_add+0x4f8/0xa40 [ 306.069690][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.069690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.069690][ T10] netlink_rcv_skb+0x130/0x360 [ 306.069690][ T10] netlink_unicast+0x449/0x710 [ 306.069690][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.069690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.069690][ T10] ___sys_sendmsg+0xee/0x170 [ 306.069690][ T10] __sys_sendmsg+0xcd/0x170 [ 306.069690][ T10] do_syscall_64+0xc6/0x1e0 [ 306.069690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.069690][ T10] [ 306.071723][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.071723][ T10] netdev_get_by_index+0x5e/0x80 [ 306.071723][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.071723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.071723][ T10] addrconf_f6i_alloc+0x315/0x560 [ 306.071723][ T10] ipv6_add_addr+0x411/0x2000 [ 306.071723][ T10] inet6_addr_add+0x30e/0xa40 [ 306.071723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.071723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.071723][ T10] netlink_rcv_skb+0x130/0x360 [ 306.071723][ T10] netlink_unicast+0x449/0x710 [ 306.071723][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.071723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.071723][ T10] ___sys_sendmsg+0xee/0x170 [ 306.071723][ T10] __sys_sendmsg+0xcd/0x170 [ 306.071723][ T10] do_syscall_64+0xc6/0x1e0 [ 306.071723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.071723][ T10] [ 306.073768][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.073768][ T10] netdev_get_by_index+0x5e/0x80 [ 306.073768][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.073768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.073768][ T10] ip6_route_add+0x1c/0x140 [ 306.073768][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 306.073768][ T10] addrconf_add_dev+0xe2/0x170 [ 306.073768][ T10] inet6_addr_add+0x12f/0xa40 [ 306.073768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.073768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.073768][ T10] netlink_rcv_skb+0x130/0x360 [ 306.073768][ T10] netlink_unicast+0x449/0x710 [ 306.073768][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.073768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.073768][ T10] ___sys_sendmsg+0xee/0x170 [ 306.073768][ T10] __sys_sendmsg+0xcd/0x170 [ 306.073768][ T10] do_syscall_64+0xc6/0x1e0 [ 306.073768][ T10] [ 306.075767][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.075767][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 306.075767][ T10] ipv6_find_idev+0x102/0x170 [ 306.075767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.075767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.075767][ T10] netlink_rcv_skb+0x130/0x360 [ 306.075767][ T10] netlink_unicast+0x449/0x710 [ 306.075767][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.075767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.075767][ T10] ___sys_sendmsg+0xee/0x170 [ 306.075767][ T10] __sys_sendmsg+0xcd/0x170 [ 306.075767][ T10] do_syscall_64+0xc6/0x1e0 [ 306.075767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.075767][ T10] [ 306.077350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 306.077350][ T10] neigh_parms_alloc+0x1e5/0x510 [ 306.077350][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 306.077350][ T10] ipv6_find_idev+0x102/0x170 [ 306.077350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.077350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.077350][ T10] netlink_rcv_skb+0x130/0x360 [ 306.077350][ T10] netlink_unicast+0x449/0x710 [ 306.077350][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.077350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.077350][ T10] ___sys_sendmsg+0xee/0x170 [ 306.077350][ T10] __sys_sendmsg+0xcd/0x170 [ 306.077350][ T10] do_syscall_64+0xc6/0x1e0 [ 306.077350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.077350][ T10] [ 306.079096][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 306.079374][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 306.079374][ T10] dst_init+0x84/0x4a0 [ 306.079374][ T10] dst_alloc+0x97/0x150 [ 306.079374][ T10] ip6_dst_alloc+0x23/0x90 [ 306.079374][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 306.079374][ T10] ip6_pol_route+0x56f/0x840 [ 306.079374][ T10] fib6_rule_lookup+0x456/0x630 [ 306.079374][ T10] ip6_route_input+0x59c/0xa50 [ 306.079374][ T10] ipv6_rcv+0x397/0x810 [ 306.079374][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 306.079374][ T10] process_backlog+0x101/0x620 [ 306.079374][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 306.079374][ T10] net_rx_action+0x495/0xbe0 [ 306.079374][ T10] __do_softirq+0x1b5/0x7f6 [ 306.079374][ T10] [ 306.081041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.081041][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 306.081041][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 306.081041][ T10] fib6_nh_init+0xa22/0x1580 [ 306.081041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.081041][ T10] ip6_route_add+0x1c/0x140 [ 306.081041][ T10] inet6_rtm_newroute+0x104/0x110 [ 306.081041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.081041][ T10] netlink_rcv_skb+0x130/0x360 [ 306.081041][ T10] netlink_unicast+0x449/0x710 [ 306.081041][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.081041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.081041][ T10] ___sys_sendmsg+0xee/0x170 [ 306.081041][ T10] __sys_sendmsg+0xcd/0x170 [ 306.081041][ T10] do_syscall_64+0xc6/0x1e0 [ 306.081041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.081041][ T10] [ 306.082954][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.082954][ T10] netdev_get_by_index+0x5e/0x80 [ 306.082954][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.082954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.082954][ T10] addrconf_f6i_alloc+0x265/0x560 [ 306.082954][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 306.082954][ T10] addrconf_join_anycast+0x1c0/0x220 [ 306.082954][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 306.082954][ T10] addrconf_dad_completed+0x12b/0xe20 [ 306.082954][ T10] addrconf_dad_begin+0x310/0x670 [ 306.082954][ T10] addrconf_dad_work+0x10b/0xab0 [ 306.082954][ T10] process_one_work+0x84d/0x18a0 [ 306.082954][ T10] worker_thread+0x587/0xd30 [ 306.082954][ T10] kthread+0x28a/0x350 [ 306.082954][ T10] ret_from_fork+0x31/0x70 [ 306.082954][ T10] ret_from_fork_asm+0x1a/0x30 [ 306.082954][ T10] [ 306.084925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.084925][ T10] netdev_get_by_index+0x5e/0x80 [ 306.084925][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.084925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.084925][ T10] ip6_route_add+0x1c/0x140 [ 306.084925][ T10] addrconf_prefix_route+0x2a6/0x430 [ 306.084925][ T10] inet6_addr_add+0x4f8/0xa40 [ 306.084925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.084925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.084925][ T10] netlink_rcv_skb+0x130/0x360 [ 306.084925][ T10] netlink_unicast+0x449/0x710 [ 306.084925][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.084925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.084925][ T10] ___sys_sendmsg+0xee/0x170 [ 306.084925][ T10] __sys_sendmsg+0xcd/0x170 [ 306.084925][ T10] do_syscall_64+0xc6/0x1e0 [ 306.084925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.084925][ T10] [ 306.087118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.087118][ T10] netdev_get_by_index+0x5e/0x80 [ 306.087118][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.087118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.087118][ T10] addrconf_f6i_alloc+0x315/0x560 [ 306.087118][ T10] ipv6_add_addr+0x411/0x2000 [ 306.087118][ T10] inet6_addr_add+0x30e/0xa40 [ 306.087118][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.087118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.087118][ T10] netlink_rcv_skb+0x130/0x360 [ 306.087118][ T10] netlink_unicast+0x449/0x710 [ 306.087118][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.087118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.087118][ T10] ___sys_sendmsg+0xee/0x170 [ 306.087118][ T10] __sys_sendmsg+0xcd/0x170 [ 306.087118][ T10] do_syscall_64+0xc6/0x1e0 [ 306.087118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.087118][ T10] [ 306.089570][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.089570][ T10] netdev_get_by_index+0x5e/0x80 [ 306.089570][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.089570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.089570][ T10] ip6_route_add+0x1c/0x140 [ 306.089570][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 306.089570][ T10] addrconf_add_dev+0xe2/0x170 [ 306.089570][ T10] inet6_addr_add+0x12f/0xa40 [ 306.089570][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.089570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.089570][ T10] netlink_rcv_skb+0x130/0x360 [ 306.089570][ T10] netlink_unicast+0x449/0x710 [ 306.089570][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.089570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.089570][ T10] ___sys_sendmsg+0xee/0x170 [ 306.089570][ T10] __sys_sendmsg+0xcd/0x170 [ 306.089570][ T10] do_syscall_64+0xc6/0x1e0 [ 306.089570][ T10] [ 306.091713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.091713][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 306.091713][ T10] ipv6_find_idev+0x102/0x170 [ 306.091713][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.091713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.091713][ T10] netlink_rcv_skb+0x130/0x360 [ 306.091713][ T10] netlink_unicast+0x449/0x710 [ 306.091713][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.091713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.091713][ T10] ___sys_sendmsg+0xee/0x170 [ 306.091713][ T10] __sys_sendmsg+0xcd/0x170 [ 306.091713][ T10] do_syscall_64+0xc6/0x1e0 [ 306.091713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.091713][ T10] [ 306.093455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 306.093455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 306.093455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 306.093455][ T10] ipv6_find_idev+0x102/0x170 [ 306.093455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.093455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.093455][ T10] netlink_rcv_skb+0x130/0x360 [ 306.093455][ T10] netlink_unicast+0x449/0x710 [ 306.093455][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.093455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.093455][ T10] ___sys_sendmsg+0xee/0x170 [ 306.093455][ T10] __sys_sendmsg+0xcd/0x170 [ 306.093455][ T10] do_syscall_64+0xc6/0x1e0 [ 306.093455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.093455][ T10] [ 306.095324][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 306.095580][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 306.095580][ T10] netdev_get_by_index+0x5e/0x80 [ 306.095580][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.095580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.095580][ T10] ip6_route_add+0x1c/0x140 [ 306.095580][ T10] addrconf_prefix_route+0x2a6/0x430 [ 306.095580][ T10] inet6_addr_add+0x4f8/0xa40 [ 306.095580][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.095580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.095580][ T10] netlink_rcv_skb+0x130/0x360 [ 306.095580][ T10] netlink_unicast+0x449/0x710 [ 306.095580][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.095580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.095580][ T10] ___sys_sendmsg+0xee/0x170 [ 306.095580][ T10] __sys_sendmsg+0xcd/0x170 [ 306.095580][ T10] do_syscall_64+0xc6/0x1e0 [ 306.095580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.095580][ T10] [ 306.097806][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 306.097806][ T10] netdev_get_by_index+0x5e/0x80 [ 306.097806][ T10] fib6_nh_init+0x3d8/0x1580 [ 306.097806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 306.097806][ T10] addrconf_f6i_alloc+0x315/0x560 [ 306.097806][ T10] ipv6_add_addr+0x411/0x2000 [ 306.097806][ T10] inet6_addr_add+0x30e/0xa40 [ 306.097806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 306.097806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.097806][ T10] netlink_rcv_skb+0x130/0x360 [ 306.097806][ T10] netlink_unicast+0x449/0x710 [ 306.097806][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.097806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.097806][ T10] ___sys_sendmsg+0xee/0x170 [ 306.097806][ T10] __sys_sendmsg+0xcd/0x170 [ 306.097806][ T10] do_syscall_64+0xc6/0x1e0 [ 306.097806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.097806][ T10] [ 306.100110][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 306.100110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 306.100110][ T10] ipv6_find_idev+0x102/0x170 [ 306.100110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.100110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.100110][ T10] netlink_rcv_skb+0x130/0x360 [ 306.100110][ T10] netlink_unicast+0x449/0x710 [ 306.100110][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.100110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.100110][ T10] ___sys_sendmsg+0xee/0x170 [ 306.100110][ T10] __sys_sendmsg+0xcd/0x170 [ 306.100110][ T10] do_syscall_64+0xc6/0x1e0 [ 306.100110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.100110][ T10] [ 306.101817][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 306.101817][ T10] neigh_parms_alloc+0x1e5/0x510 [ 306.101817][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 306.101817][ T10] ipv6_find_idev+0x102/0x170 [ 306.101817][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 306.101817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 306.101817][ T10] netlink_rcv_skb+0x130/0x360 [ 306.101817][ T10] netlink_unicast+0x449/0x710 [ 306.101817][ T10] netlink_sendmsg+0x723/0xbe0 [ 306.101817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 306.101817][ T10] ___sys_sendmsg+0xee/0x170 [ 306.101817][ T10] __sys_sendmsg+0xcd/0x170 [ 306.101817][ T10] do_syscall_64+0xc6/0x1e0 [ 306.101817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 306.101817][ T10] [ 307.078475][ T1985] veth0: renamed from veth1 [ 310.830238][ T2012] br0: port 1(vx0) entered blocking state [ 310.830426][ T2012] br0: port 1(vx0) entered disabled state [ 310.830610][ T2012] vx0: entered allmulticast mode [ 310.831809][ T2012] vx0: entered promiscuous mode [ 310.833671][ T2012] br0: port 1(vx0) entered blocking state [ 310.833851][ T2012] br0: port 1(vx0) entered forwarding state [ 316.048401][ T2042] br0: port 1(vx0) entered blocking state [ 316.048662][ T2042] br0: port 1(vx0) entered disabled state [ 316.048853][ T2042] vx0: entered allmulticast mode [ 316.050020][ T2042] vx0: entered promiscuous mode [ 316.051829][ T2042] br0: port 1(vx0) entered blocking state [ 316.052004][ T2042] br0: port 1(vx0) entered forwarding state [ 316.246837][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 316.247157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.247157][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 316.247157][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 316.247157][ T10] fib6_nh_init+0xa22/0x1580 [ 316.247157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.247157][ T10] ip6_route_add+0x1c/0x140 [ 316.247157][ T10] inet6_rtm_newroute+0x104/0x110 [ 316.247157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.247157][ T10] netlink_rcv_skb+0x130/0x360 [ 316.247157][ T10] netlink_unicast+0x449/0x710 [ 316.247157][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.247157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.247157][ T10] ___sys_sendmsg+0xee/0x170 [ 316.247157][ T10] __sys_sendmsg+0xcd/0x170 [ 316.247157][ T10] do_syscall_64+0xc6/0x1e0 [ 316.247157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.247157][ T10] [ 316.249143][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.249143][ T10] dst_init+0x84/0x4a0 [ 316.249143][ T10] dst_alloc+0x97/0x150 [ 316.249143][ T10] ip6_dst_alloc+0x23/0x90 [ 316.249143][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 316.249143][ T10] ip6_pol_route+0x56f/0x840 [ 316.249143][ T10] fib6_rule_lookup+0x456/0x630 [ 316.249143][ T10] ip6_route_input+0x59c/0xa50 [ 316.249143][ T10] ipv6_rcv+0x397/0x810 [ 316.249143][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 316.249143][ T10] process_backlog+0x101/0x620 [ 316.249143][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 316.249143][ T10] net_rx_action+0x495/0xbe0 [ 316.249143][ T10] __do_softirq+0x1b5/0x7f6 [ 316.249143][ T10] [ 316.250861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.250861][ T10] netdev_get_by_index+0x5e/0x80 [ 316.250861][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.250861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.250861][ T10] addrconf_f6i_alloc+0x265/0x560 [ 316.250861][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 316.250861][ T10] addrconf_join_anycast+0x1c0/0x220 [ 316.250861][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 316.250861][ T10] addrconf_dad_completed+0x12b/0xe20 [ 316.250861][ T10] addrconf_dad_begin+0x310/0x670 [ 316.250861][ T10] addrconf_dad_work+0x10b/0xab0 [ 316.250861][ T10] process_one_work+0x84d/0x18a0 [ 316.250861][ T10] worker_thread+0x587/0xd30 [ 316.250861][ T10] kthread+0x28a/0x350 [ 316.250861][ T10] ret_from_fork+0x31/0x70 [ 316.250861][ T10] ret_from_fork_asm+0x1a/0x30 [ 316.250861][ T10] [ 316.252862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.252862][ T10] netdev_get_by_index+0x5e/0x80 [ 316.252862][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.252862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.252862][ T10] ip6_route_add+0x1c/0x140 [ 316.252862][ T10] addrconf_prefix_route+0x2a6/0x430 [ 316.252862][ T10] inet6_addr_add+0x4f8/0xa40 [ 316.252862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.252862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.252862][ T10] netlink_rcv_skb+0x130/0x360 [ 316.252862][ T10] netlink_unicast+0x449/0x710 [ 316.252862][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.252862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.252862][ T10] ___sys_sendmsg+0xee/0x170 [ 316.252862][ T10] __sys_sendmsg+0xcd/0x170 [ 316.252862][ T10] do_syscall_64+0xc6/0x1e0 [ 316.252862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.252862][ T10] [ 316.255086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.255086][ T10] netdev_get_by_index+0x5e/0x80 [ 316.255086][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.255086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.255086][ T10] addrconf_f6i_alloc+0x315/0x560 [ 316.255086][ T10] ipv6_add_addr+0x411/0x2000 [ 316.255086][ T10] inet6_addr_add+0x30e/0xa40 [ 316.255086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.255086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.255086][ T10] netlink_rcv_skb+0x130/0x360 [ 316.255086][ T10] netlink_unicast+0x449/0x710 [ 316.255086][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.255086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.255086][ T10] ___sys_sendmsg+0xee/0x170 [ 316.255086][ T10] __sys_sendmsg+0xcd/0x170 [ 316.255086][ T10] do_syscall_64+0xc6/0x1e0 [ 316.255086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.255086][ T10] [ 316.257279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.257279][ T10] netdev_get_by_index+0x5e/0x80 [ 316.257279][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.257279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.257279][ T10] ip6_route_add+0x1c/0x140 [ 316.257279][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 316.257279][ T10] addrconf_add_dev+0xe2/0x170 [ 316.257279][ T10] inet6_addr_add+0x12f/0xa40 [ 316.257279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.257279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.257279][ T10] netlink_rcv_skb+0x130/0x360 [ 316.257279][ T10] netlink_unicast+0x449/0x710 [ 316.257279][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.257279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.257279][ T10] ___sys_sendmsg+0xee/0x170 [ 316.257279][ T10] __sys_sendmsg+0xcd/0x170 [ 316.257279][ T10] do_syscall_64+0xc6/0x1e0 [ 316.257279][ T10] [ 316.259460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.259460][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 316.259460][ T10] ipv6_find_idev+0x102/0x170 [ 316.259460][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.259460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.259460][ T10] netlink_rcv_skb+0x130/0x360 [ 316.259460][ T10] netlink_unicast+0x449/0x710 [ 316.259460][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.259460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.259460][ T10] ___sys_sendmsg+0xee/0x170 [ 316.259460][ T10] __sys_sendmsg+0xcd/0x170 [ 316.259460][ T10] do_syscall_64+0xc6/0x1e0 [ 316.259460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.259460][ T10] [ 316.261090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 316.261090][ T10] neigh_parms_alloc+0x1e5/0x510 [ 316.261090][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 316.261090][ T10] ipv6_find_idev+0x102/0x170 [ 316.261090][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.261090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.261090][ T10] netlink_rcv_skb+0x130/0x360 [ 316.261090][ T10] netlink_unicast+0x449/0x710 [ 316.261090][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.261090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.261090][ T10] ___sys_sendmsg+0xee/0x170 [ 316.261090][ T10] __sys_sendmsg+0xcd/0x170 [ 316.261090][ T10] do_syscall_64+0xc6/0x1e0 [ 316.261090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.261090][ T10] [ 316.262931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 316.263233][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 316.263233][ T10] dst_init+0x84/0x4a0 [ 316.263233][ T10] dst_alloc+0x97/0x150 [ 316.263233][ T10] ip6_dst_alloc+0x23/0x90 [ 316.263233][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 316.263233][ T10] ip6_pol_route+0x56f/0x840 [ 316.263233][ T10] fib6_rule_lookup+0x456/0x630 [ 316.263233][ T10] ip6_route_input+0x59c/0xa50 [ 316.263233][ T10] ipv6_rcv+0x397/0x810 [ 316.263233][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 316.263233][ T10] process_backlog+0x101/0x620 [ 316.263233][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 316.263233][ T10] net_rx_action+0x495/0xbe0 [ 316.263233][ T10] __do_softirq+0x1b5/0x7f6 [ 316.263233][ T10] [ 316.265012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.265012][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 316.265012][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 316.265012][ T10] fib6_nh_init+0xa22/0x1580 [ 316.265012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.265012][ T10] ip6_route_add+0x1c/0x140 [ 316.265012][ T10] inet6_rtm_newroute+0x104/0x110 [ 316.265012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.265012][ T10] netlink_rcv_skb+0x130/0x360 [ 316.265012][ T10] netlink_unicast+0x449/0x710 [ 316.265012][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.265012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.265012][ T10] ___sys_sendmsg+0xee/0x170 [ 316.265012][ T10] __sys_sendmsg+0xcd/0x170 [ 316.265012][ T10] do_syscall_64+0xc6/0x1e0 [ 316.265012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.265012][ T10] [ 316.267185][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.267185][ T10] netdev_get_by_index+0x5e/0x80 [ 316.267185][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.267185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.267185][ T10] addrconf_f6i_alloc+0x265/0x560 [ 316.267185][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 316.267185][ T10] addrconf_join_anycast+0x1c0/0x220 [ 316.267185][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 316.267185][ T10] addrconf_dad_completed+0x12b/0xe20 [ 316.267185][ T10] addrconf_dad_begin+0x310/0x670 [ 316.267185][ T10] addrconf_dad_work+0x10b/0xab0 [ 316.267185][ T10] process_one_work+0x84d/0x18a0 [ 316.267185][ T10] worker_thread+0x587/0xd30 [ 316.267185][ T10] kthread+0x28a/0x350 [ 316.267185][ T10] ret_from_fork+0x31/0x70 [ 316.267185][ T10] ret_from_fork_asm+0x1a/0x30 [ 316.267185][ T10] [ 316.269455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.269455][ T10] netdev_get_by_index+0x5e/0x80 [ 316.269455][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.269455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.269455][ T10] ip6_route_add+0x1c/0x140 [ 316.269455][ T10] addrconf_prefix_route+0x2a6/0x430 [ 316.269455][ T10] inet6_addr_add+0x4f8/0xa40 [ 316.269455][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.269455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.269455][ T10] netlink_rcv_skb+0x130/0x360 [ 316.269455][ T10] netlink_unicast+0x449/0x710 [ 316.269455][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.269455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.269455][ T10] ___sys_sendmsg+0xee/0x170 [ 316.269455][ T10] __sys_sendmsg+0xcd/0x170 [ 316.269455][ T10] do_syscall_64+0xc6/0x1e0 [ 316.269455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.269455][ T10] [ 316.271774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.271774][ T10] netdev_get_by_index+0x5e/0x80 [ 316.271774][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.271774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.271774][ T10] addrconf_f6i_alloc+0x315/0x560 [ 316.271774][ T10] ipv6_add_addr+0x411/0x2000 [ 316.271774][ T10] inet6_addr_add+0x30e/0xa40 [ 316.271774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.271774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.271774][ T10] netlink_rcv_skb+0x130/0x360 [ 316.271774][ T10] netlink_unicast+0x449/0x710 [ 316.271774][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.271774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.271774][ T10] ___sys_sendmsg+0xee/0x170 [ 316.271774][ T10] __sys_sendmsg+0xcd/0x170 [ 316.271774][ T10] do_syscall_64+0xc6/0x1e0 [ 316.271774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.271774][ T10] [ 316.274278][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.274278][ T10] netdev_get_by_index+0x5e/0x80 [ 316.274278][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.274278][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.274278][ T10] ip6_route_add+0x1c/0x140 [ 316.274278][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 316.274278][ T10] addrconf_add_dev+0xe2/0x170 [ 316.274278][ T10] inet6_addr_add+0x12f/0xa40 [ 316.274278][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.274278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.274278][ T10] netlink_rcv_skb+0x130/0x360 [ 316.274278][ T10] netlink_unicast+0x449/0x710 [ 316.274278][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.274278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.274278][ T10] ___sys_sendmsg+0xee/0x170 [ 316.274278][ T10] __sys_sendmsg+0xcd/0x170 [ 316.274278][ T10] do_syscall_64+0xc6/0x1e0 [ 316.274278][ T10] [ 316.276530][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.276530][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 316.276530][ T10] ipv6_find_idev+0x102/0x170 [ 316.276530][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.276530][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.276530][ T10] netlink_rcv_skb+0x130/0x360 [ 316.276530][ T10] netlink_unicast+0x449/0x710 [ 316.276530][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.276530][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.276530][ T10] ___sys_sendmsg+0xee/0x170 [ 316.276530][ T10] __sys_sendmsg+0xcd/0x170 [ 316.276530][ T10] do_syscall_64+0xc6/0x1e0 [ 316.276530][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.276530][ T10] [ 316.278430][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 316.278430][ T10] neigh_parms_alloc+0x1e5/0x510 [ 316.278430][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 316.278430][ T10] ipv6_find_idev+0x102/0x170 [ 316.278430][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.278430][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.278430][ T10] netlink_rcv_skb+0x130/0x360 [ 316.278430][ T10] netlink_unicast+0x449/0x710 [ 316.278430][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.278430][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.278430][ T10] ___sys_sendmsg+0xee/0x170 [ 316.278430][ T10] __sys_sendmsg+0xcd/0x170 [ 316.278430][ T10] do_syscall_64+0xc6/0x1e0 [ 316.278430][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.278430][ T10] [ 316.280538][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 316.280795][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 316.280795][ T10] netdev_get_by_index+0x5e/0x80 [ 316.280795][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.280795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.280795][ T10] ip6_route_add+0x1c/0x140 [ 316.280795][ T10] addrconf_prefix_route+0x2a6/0x430 [ 316.280795][ T10] inet6_addr_add+0x4f8/0xa40 [ 316.280795][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.280795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.280795][ T10] netlink_rcv_skb+0x130/0x360 [ 316.280795][ T10] netlink_unicast+0x449/0x710 [ 316.280795][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.280795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.280795][ T10] ___sys_sendmsg+0xee/0x170 [ 316.280795][ T10] __sys_sendmsg+0xcd/0x170 [ 316.280795][ T10] do_syscall_64+0xc6/0x1e0 [ 316.280795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.280795][ T10] [ 316.283079][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 316.283079][ T10] netdev_get_by_index+0x5e/0x80 [ 316.283079][ T10] fib6_nh_init+0x3d8/0x1580 [ 316.283079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 316.283079][ T10] addrconf_f6i_alloc+0x315/0x560 [ 316.283079][ T10] ipv6_add_addr+0x411/0x2000 [ 316.283079][ T10] inet6_addr_add+0x30e/0xa40 [ 316.283079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 316.283079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.283079][ T10] netlink_rcv_skb+0x130/0x360 [ 316.283079][ T10] netlink_unicast+0x449/0x710 [ 316.283079][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.283079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.283079][ T10] ___sys_sendmsg+0xee/0x170 [ 316.283079][ T10] __sys_sendmsg+0xcd/0x170 [ 316.283079][ T10] do_syscall_64+0xc6/0x1e0 [ 316.283079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.283079][ T10] [ 316.285487][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 316.285487][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 316.285487][ T10] ipv6_find_idev+0x102/0x170 [ 316.285487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.285487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.285487][ T10] netlink_rcv_skb+0x130/0x360 [ 316.285487][ T10] netlink_unicast+0x449/0x710 [ 316.285487][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.285487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.285487][ T10] ___sys_sendmsg+0xee/0x170 [ 316.285487][ T10] __sys_sendmsg+0xcd/0x170 [ 316.285487][ T10] do_syscall_64+0xc6/0x1e0 [ 316.285487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.285487][ T10] [ 316.287258][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 316.287258][ T10] neigh_parms_alloc+0x1e5/0x510 [ 316.287258][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 316.287258][ T10] ipv6_find_idev+0x102/0x170 [ 316.287258][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 316.287258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 316.287258][ T10] netlink_rcv_skb+0x130/0x360 [ 316.287258][ T10] netlink_unicast+0x449/0x710 [ 316.287258][ T10] netlink_sendmsg+0x723/0xbe0 [ 316.287258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 316.287258][ T10] ___sys_sendmsg+0xee/0x170 [ 316.287258][ T10] __sys_sendmsg+0xcd/0x170 [ 316.287258][ T10] do_syscall_64+0xc6/0x1e0 [ 316.287258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 316.287258][ T10] [ 326.342833][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 326.343198][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.343198][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 326.343198][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 326.343198][ T10] fib6_nh_init+0xa22/0x1580 [ 326.343198][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.343198][ T10] ip6_route_add+0x1c/0x140 [ 326.343198][ T10] inet6_rtm_newroute+0x104/0x110 [ 326.343198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.343198][ T10] netlink_rcv_skb+0x130/0x360 [ 326.343198][ T10] netlink_unicast+0x449/0x710 [ 326.343198][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.343198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.343198][ T10] ___sys_sendmsg+0xee/0x170 [ 326.343198][ T10] __sys_sendmsg+0xcd/0x170 [ 326.343198][ T10] do_syscall_64+0xc6/0x1e0 [ 326.343198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.343198][ T10] [ 326.345159][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.345159][ T10] dst_init+0x84/0x4a0 [ 326.345159][ T10] dst_alloc+0x97/0x150 [ 326.345159][ T10] ip6_dst_alloc+0x23/0x90 [ 326.345159][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 326.345159][ T10] ip6_pol_route+0x56f/0x840 [ 326.345159][ T10] fib6_rule_lookup+0x456/0x630 [ 326.345159][ T10] ip6_route_input+0x59c/0xa50 [ 326.345159][ T10] ipv6_rcv+0x397/0x810 [ 326.345159][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 326.345159][ T10] process_backlog+0x101/0x620 [ 326.345159][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 326.345159][ T10] net_rx_action+0x495/0xbe0 [ 326.345159][ T10] __do_softirq+0x1b5/0x7f6 [ 326.345159][ T10] [ 326.346803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.346803][ T10] netdev_get_by_index+0x5e/0x80 [ 326.346803][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.346803][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.346803][ T10] addrconf_f6i_alloc+0x265/0x560 [ 326.346803][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 326.346803][ T10] addrconf_join_anycast+0x1c0/0x220 [ 326.346803][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 326.346803][ T10] addrconf_dad_completed+0x12b/0xe20 [ 326.346803][ T10] addrconf_dad_begin+0x310/0x670 [ 326.346803][ T10] addrconf_dad_work+0x10b/0xab0 [ 326.346803][ T10] process_one_work+0x84d/0x18a0 [ 326.346803][ T10] worker_thread+0x587/0xd30 [ 326.346803][ T10] kthread+0x28a/0x350 [ 326.346803][ T10] ret_from_fork+0x31/0x70 [ 326.346803][ T10] ret_from_fork_asm+0x1a/0x30 [ 326.346803][ T10] [ 326.348719][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.348719][ T10] netdev_get_by_index+0x5e/0x80 [ 326.348719][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.348719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.348719][ T10] ip6_route_add+0x1c/0x140 [ 326.348719][ T10] addrconf_prefix_route+0x2a6/0x430 [ 326.348719][ T10] inet6_addr_add+0x4f8/0xa40 [ 326.348719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.348719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.348719][ T10] netlink_rcv_skb+0x130/0x360 [ 326.348719][ T10] netlink_unicast+0x449/0x710 [ 326.348719][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.348719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.348719][ T10] ___sys_sendmsg+0xee/0x170 [ 326.348719][ T10] __sys_sendmsg+0xcd/0x170 [ 326.348719][ T10] do_syscall_64+0xc6/0x1e0 [ 326.348719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.348719][ T10] [ 326.350723][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.350723][ T10] netdev_get_by_index+0x5e/0x80 [ 326.350723][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.350723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.350723][ T10] addrconf_f6i_alloc+0x315/0x560 [ 326.350723][ T10] ipv6_add_addr+0x411/0x2000 [ 326.350723][ T10] inet6_addr_add+0x30e/0xa40 [ 326.350723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.350723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.350723][ T10] netlink_rcv_skb+0x130/0x360 [ 326.350723][ T10] netlink_unicast+0x449/0x710 [ 326.350723][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.350723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.350723][ T10] ___sys_sendmsg+0xee/0x170 [ 326.350723][ T10] __sys_sendmsg+0xcd/0x170 [ 326.350723][ T10] do_syscall_64+0xc6/0x1e0 [ 326.350723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.350723][ T10] [ 326.352732][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.352732][ T10] netdev_get_by_index+0x5e/0x80 [ 326.352732][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.352732][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.352732][ T10] ip6_route_add+0x1c/0x140 [ 326.352732][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 326.352732][ T10] addrconf_add_dev+0xe2/0x170 [ 326.352732][ T10] inet6_addr_add+0x12f/0xa40 [ 326.352732][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.352732][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.352732][ T10] netlink_rcv_skb+0x130/0x360 [ 326.352732][ T10] netlink_unicast+0x449/0x710 [ 326.352732][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.352732][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.352732][ T10] ___sys_sendmsg+0xee/0x170 [ 326.352732][ T10] __sys_sendmsg+0xcd/0x170 [ 326.352732][ T10] do_syscall_64+0xc6/0x1e0 [ 326.352732][ T10] [ 326.354721][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.354721][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 326.354721][ T10] ipv6_find_idev+0x102/0x170 [ 326.354721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.354721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.354721][ T10] netlink_rcv_skb+0x130/0x360 [ 326.354721][ T10] netlink_unicast+0x449/0x710 [ 326.354721][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.354721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.354721][ T10] ___sys_sendmsg+0xee/0x170 [ 326.354721][ T10] __sys_sendmsg+0xcd/0x170 [ 326.354721][ T10] do_syscall_64+0xc6/0x1e0 [ 326.354721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.354721][ T10] [ 326.356268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 326.356268][ T10] neigh_parms_alloc+0x1e5/0x510 [ 326.356268][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 326.356268][ T10] ipv6_find_idev+0x102/0x170 [ 326.356268][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.356268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.356268][ T10] netlink_rcv_skb+0x130/0x360 [ 326.356268][ T10] netlink_unicast+0x449/0x710 [ 326.356268][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.356268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.356268][ T10] ___sys_sendmsg+0xee/0x170 [ 326.356268][ T10] __sys_sendmsg+0xcd/0x170 [ 326.356268][ T10] do_syscall_64+0xc6/0x1e0 [ 326.356268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.356268][ T10] [ 326.358019][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 326.358295][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 326.358295][ T10] dst_init+0x84/0x4a0 [ 326.358295][ T10] dst_alloc+0x97/0x150 [ 326.358295][ T10] ip6_dst_alloc+0x23/0x90 [ 326.358295][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 326.358295][ T10] ip6_pol_route+0x56f/0x840 [ 326.358295][ T10] fib6_rule_lookup+0x456/0x630 [ 326.358295][ T10] ip6_route_input+0x59c/0xa50 [ 326.358295][ T10] ipv6_rcv+0x397/0x810 [ 326.358295][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 326.358295][ T10] process_backlog+0x101/0x620 [ 326.358295][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 326.358295][ T10] net_rx_action+0x495/0xbe0 [ 326.358295][ T10] __do_softirq+0x1b5/0x7f6 [ 326.358295][ T10] [ 326.360140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.360140][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 326.360140][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 326.360140][ T10] fib6_nh_init+0xa22/0x1580 [ 326.360140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.360140][ T10] ip6_route_add+0x1c/0x140 [ 326.360140][ T10] inet6_rtm_newroute+0x104/0x110 [ 326.360140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.360140][ T10] netlink_rcv_skb+0x130/0x360 [ 326.360140][ T10] netlink_unicast+0x449/0x710 [ 326.360140][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.360140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.360140][ T10] ___sys_sendmsg+0xee/0x170 [ 326.360140][ T10] __sys_sendmsg+0xcd/0x170 [ 326.360140][ T10] do_syscall_64+0xc6/0x1e0 [ 326.360140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.360140][ T10] [ 326.362225][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.362225][ T10] netdev_get_by_index+0x5e/0x80 [ 326.362225][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.362225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.362225][ T10] addrconf_f6i_alloc+0x265/0x560 [ 326.362225][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 326.362225][ T10] addrconf_join_anycast+0x1c0/0x220 [ 326.362225][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 326.362225][ T10] addrconf_dad_completed+0x12b/0xe20 [ 326.362225][ T10] addrconf_dad_begin+0x310/0x670 [ 326.362225][ T10] addrconf_dad_work+0x10b/0xab0 [ 326.362225][ T10] process_one_work+0x84d/0x18a0 [ 326.362225][ T10] worker_thread+0x587/0xd30 [ 326.362225][ T10] kthread+0x28a/0x350 [ 326.362225][ T10] ret_from_fork+0x31/0x70 [ 326.362225][ T10] ret_from_fork_asm+0x1a/0x30 [ 326.362225][ T10] [ 326.364334][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.364334][ T10] netdev_get_by_index+0x5e/0x80 [ 326.364334][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.364334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.364334][ T10] ip6_route_add+0x1c/0x140 [ 326.364334][ T10] addrconf_prefix_route+0x2a6/0x430 [ 326.364334][ T10] inet6_addr_add+0x4f8/0xa40 [ 326.364334][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.364334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.364334][ T10] netlink_rcv_skb+0x130/0x360 [ 326.364334][ T10] netlink_unicast+0x449/0x710 [ 326.364334][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.364334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.364334][ T10] ___sys_sendmsg+0xee/0x170 [ 326.364334][ T10] __sys_sendmsg+0xcd/0x170 [ 326.364334][ T10] do_syscall_64+0xc6/0x1e0 [ 326.364334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.364334][ T10] [ 326.366588][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.366588][ T10] netdev_get_by_index+0x5e/0x80 [ 326.366588][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.366588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.366588][ T10] addrconf_f6i_alloc+0x315/0x560 [ 326.366588][ T10] ipv6_add_addr+0x411/0x2000 [ 326.366588][ T10] inet6_addr_add+0x30e/0xa40 [ 326.366588][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.366588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.366588][ T10] netlink_rcv_skb+0x130/0x360 [ 326.366588][ T10] netlink_unicast+0x449/0x710 [ 326.366588][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.366588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.366588][ T10] ___sys_sendmsg+0xee/0x170 [ 326.366588][ T10] __sys_sendmsg+0xcd/0x170 [ 326.366588][ T10] do_syscall_64+0xc6/0x1e0 [ 326.366588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.366588][ T10] [ 326.368849][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.368849][ T10] netdev_get_by_index+0x5e/0x80 [ 326.368849][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.368849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.368849][ T10] ip6_route_add+0x1c/0x140 [ 326.368849][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 326.368849][ T10] addrconf_add_dev+0xe2/0x170 [ 326.368849][ T10] inet6_addr_add+0x12f/0xa40 [ 326.368849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.368849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.368849][ T10] netlink_rcv_skb+0x130/0x360 [ 326.368849][ T10] netlink_unicast+0x449/0x710 [ 326.368849][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.368849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.368849][ T10] ___sys_sendmsg+0xee/0x170 [ 326.368849][ T10] __sys_sendmsg+0xcd/0x170 [ 326.368849][ T10] do_syscall_64+0xc6/0x1e0 [ 326.368849][ T10] [ 326.370942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.370942][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 326.370942][ T10] ipv6_find_idev+0x102/0x170 [ 326.370942][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.370942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.370942][ T10] netlink_rcv_skb+0x130/0x360 [ 326.370942][ T10] netlink_unicast+0x449/0x710 [ 326.370942][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.370942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.370942][ T10] ___sys_sendmsg+0xee/0x170 [ 326.370942][ T10] __sys_sendmsg+0xcd/0x170 [ 326.370942][ T10] do_syscall_64+0xc6/0x1e0 [ 326.370942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.370942][ T10] [ 326.372679][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 326.372679][ T10] neigh_parms_alloc+0x1e5/0x510 [ 326.372679][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 326.372679][ T10] ipv6_find_idev+0x102/0x170 [ 326.372679][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.372679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.372679][ T10] netlink_rcv_skb+0x130/0x360 [ 326.372679][ T10] netlink_unicast+0x449/0x710 [ 326.372679][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.372679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.372679][ T10] ___sys_sendmsg+0xee/0x170 [ 326.372679][ T10] __sys_sendmsg+0xcd/0x170 [ 326.372679][ T10] do_syscall_64+0xc6/0x1e0 [ 326.372679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.372679][ T10] [ 326.374659][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 326.374917][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 326.374917][ T10] netdev_get_by_index+0x5e/0x80 [ 326.374917][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.374917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.374917][ T10] ip6_route_add+0x1c/0x140 [ 326.374917][ T10] addrconf_prefix_route+0x2a6/0x430 [ 326.374917][ T10] inet6_addr_add+0x4f8/0xa40 [ 326.374917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.374917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.374917][ T10] netlink_rcv_skb+0x130/0x360 [ 326.374917][ T10] netlink_unicast+0x449/0x710 [ 326.374917][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.374917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.374917][ T10] ___sys_sendmsg+0xee/0x170 [ 326.374917][ T10] __sys_sendmsg+0xcd/0x170 [ 326.374917][ T10] do_syscall_64+0xc6/0x1e0 [ 326.374917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.374917][ T10] [ 326.377074][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 326.377074][ T10] netdev_get_by_index+0x5e/0x80 [ 326.377074][ T10] fib6_nh_init+0x3d8/0x1580 [ 326.377074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 326.377074][ T10] addrconf_f6i_alloc+0x315/0x560 [ 326.377074][ T10] ipv6_add_addr+0x411/0x2000 [ 326.377074][ T10] inet6_addr_add+0x30e/0xa40 [ 326.377074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 326.377074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.377074][ T10] netlink_rcv_skb+0x130/0x360 [ 326.377074][ T10] netlink_unicast+0x449/0x710 [ 326.377074][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.377074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.377074][ T10] ___sys_sendmsg+0xee/0x170 [ 326.377074][ T10] __sys_sendmsg+0xcd/0x170 [ 326.377074][ T10] do_syscall_64+0xc6/0x1e0 [ 326.377074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.377074][ T10] [ 326.379322][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 326.379322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 326.379322][ T10] ipv6_find_idev+0x102/0x170 [ 326.379322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.379322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.379322][ T10] netlink_rcv_skb+0x130/0x360 [ 326.379322][ T10] netlink_unicast+0x449/0x710 [ 326.379322][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.379322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.379322][ T10] ___sys_sendmsg+0xee/0x170 [ 326.379322][ T10] __sys_sendmsg+0xcd/0x170 [ 326.379322][ T10] do_syscall_64+0xc6/0x1e0 [ 326.379322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.379322][ T10] [ 326.380932][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 326.380932][ T10] neigh_parms_alloc+0x1e5/0x510 [ 326.380932][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 326.380932][ T10] ipv6_find_idev+0x102/0x170 [ 326.380932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 326.380932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 326.380932][ T10] netlink_rcv_skb+0x130/0x360 [ 326.380932][ T10] netlink_unicast+0x449/0x710 [ 326.380932][ T10] netlink_sendmsg+0x723/0xbe0 [ 326.380932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 326.380932][ T10] ___sys_sendmsg+0xee/0x170 [ 326.380932][ T10] __sys_sendmsg+0xcd/0x170 [ 326.380932][ T10] do_syscall_64+0xc6/0x1e0 [ 326.380932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 326.380932][ T10] [ 332.480335][ T2171] veth0: renamed from veth1 [ 336.212272][ T2199] br0: port 1(vx0) entered blocking state [ 336.212511][ T2199] br0: port 1(vx0) entered disabled state [ 336.212687][ T2199] vx0: entered allmulticast mode [ 336.214736][ T2199] vx0: entered promiscuous mode [ 336.220937][ T2199] br0: port 1(vx0) entered blocking state [ 336.221107][ T2199] br0: port 1(vx0) entered forwarding state [ 336.502907][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 336.503221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.503221][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 336.503221][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 336.503221][ T10] fib6_nh_init+0xa22/0x1580 [ 336.503221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.503221][ T10] ip6_route_add+0x1c/0x140 [ 336.503221][ T10] inet6_rtm_newroute+0x104/0x110 [ 336.503221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.503221][ T10] netlink_rcv_skb+0x130/0x360 [ 336.503221][ T10] netlink_unicast+0x449/0x710 [ 336.503221][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.503221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.503221][ T10] ___sys_sendmsg+0xee/0x170 [ 336.503221][ T10] __sys_sendmsg+0xcd/0x170 [ 336.503221][ T10] do_syscall_64+0xc6/0x1e0 [ 336.503221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.503221][ T10] [ 336.505311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.505311][ T10] dst_init+0x84/0x4a0 [ 336.505311][ T10] dst_alloc+0x97/0x150 [ 336.505311][ T10] ip6_dst_alloc+0x23/0x90 [ 336.505311][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 336.505311][ T10] ip6_pol_route+0x56f/0x840 [ 336.505311][ T10] fib6_rule_lookup+0x456/0x630 [ 336.505311][ T10] ip6_route_input+0x59c/0xa50 [ 336.505311][ T10] ipv6_rcv+0x397/0x810 [ 336.505311][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 336.505311][ T10] process_backlog+0x101/0x620 [ 336.505311][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 336.505311][ T10] net_rx_action+0x495/0xbe0 [ 336.505311][ T10] __do_softirq+0x1b5/0x7f6 [ 336.505311][ T10] [ 336.506983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.506983][ T10] netdev_get_by_index+0x5e/0x80 [ 336.506983][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.506983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.506983][ T10] addrconf_f6i_alloc+0x265/0x560 [ 336.506983][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 336.506983][ T10] addrconf_join_anycast+0x1c0/0x220 [ 336.506983][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 336.506983][ T10] addrconf_dad_completed+0x12b/0xe20 [ 336.506983][ T10] addrconf_dad_begin+0x310/0x670 [ 336.506983][ T10] addrconf_dad_work+0x10b/0xab0 [ 336.506983][ T10] process_one_work+0x84d/0x18a0 [ 336.506983][ T10] worker_thread+0x587/0xd30 [ 336.506983][ T10] kthread+0x28a/0x350 [ 336.506983][ T10] ret_from_fork+0x31/0x70 [ 336.506983][ T10] ret_from_fork_asm+0x1a/0x30 [ 336.506983][ T10] [ 336.508934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.508934][ T10] netdev_get_by_index+0x5e/0x80 [ 336.508934][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.508934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.508934][ T10] ip6_route_add+0x1c/0x140 [ 336.508934][ T10] addrconf_prefix_route+0x2a6/0x430 [ 336.508934][ T10] inet6_addr_add+0x4f8/0xa40 [ 336.508934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.508934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.508934][ T10] netlink_rcv_skb+0x130/0x360 [ 336.508934][ T10] netlink_unicast+0x449/0x710 [ 336.508934][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.508934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.508934][ T10] ___sys_sendmsg+0xee/0x170 [ 336.508934][ T10] __sys_sendmsg+0xcd/0x170 [ 336.508934][ T10] do_syscall_64+0xc6/0x1e0 [ 336.508934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.508934][ T10] [ 336.510964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.510964][ T10] netdev_get_by_index+0x5e/0x80 [ 336.510964][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.510964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.510964][ T10] addrconf_f6i_alloc+0x315/0x560 [ 336.510964][ T10] ipv6_add_addr+0x411/0x2000 [ 336.510964][ T10] inet6_addr_add+0x30e/0xa40 [ 336.510964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.510964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.510964][ T10] netlink_rcv_skb+0x130/0x360 [ 336.510964][ T10] netlink_unicast+0x449/0x710 [ 336.510964][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.510964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.510964][ T10] ___sys_sendmsg+0xee/0x170 [ 336.510964][ T10] __sys_sendmsg+0xcd/0x170 [ 336.510964][ T10] do_syscall_64+0xc6/0x1e0 [ 336.510964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.510964][ T10] [ 336.512974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.512974][ T10] netdev_get_by_index+0x5e/0x80 [ 336.512974][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.512974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.512974][ T10] ip6_route_add+0x1c/0x140 [ 336.512974][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 336.512974][ T10] addrconf_add_dev+0xe2/0x170 [ 336.512974][ T10] inet6_addr_add+0x12f/0xa40 [ 336.512974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.512974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.512974][ T10] netlink_rcv_skb+0x130/0x360 [ 336.512974][ T10] netlink_unicast+0x449/0x710 [ 336.512974][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.512974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.512974][ T10] ___sys_sendmsg+0xee/0x170 [ 336.512974][ T10] __sys_sendmsg+0xcd/0x170 [ 336.512974][ T10] do_syscall_64+0xc6/0x1e0 [ 336.512974][ T10] [ 336.514957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.514957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 336.514957][ T10] ipv6_find_idev+0x102/0x170 [ 336.514957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.514957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.514957][ T10] netlink_rcv_skb+0x130/0x360 [ 336.514957][ T10] netlink_unicast+0x449/0x710 [ 336.514957][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.514957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.514957][ T10] ___sys_sendmsg+0xee/0x170 [ 336.514957][ T10] __sys_sendmsg+0xcd/0x170 [ 336.514957][ T10] do_syscall_64+0xc6/0x1e0 [ 336.514957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.514957][ T10] [ 336.516539][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 336.516539][ T10] neigh_parms_alloc+0x1e5/0x510 [ 336.516539][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 336.516539][ T10] ipv6_find_idev+0x102/0x170 [ 336.516539][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.516539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.516539][ T10] netlink_rcv_skb+0x130/0x360 [ 336.516539][ T10] netlink_unicast+0x449/0x710 [ 336.516539][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.516539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.516539][ T10] ___sys_sendmsg+0xee/0x170 [ 336.516539][ T10] __sys_sendmsg+0xcd/0x170 [ 336.516539][ T10] do_syscall_64+0xc6/0x1e0 [ 336.516539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.516539][ T10] [ 336.518240][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 336.518524][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 336.518524][ T10] dst_init+0x84/0x4a0 [ 336.518524][ T10] dst_alloc+0x97/0x150 [ 336.518524][ T10] ip6_dst_alloc+0x23/0x90 [ 336.518524][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 336.518524][ T10] ip6_pol_route+0x56f/0x840 [ 336.518524][ T10] fib6_rule_lookup+0x456/0x630 [ 336.518524][ T10] ip6_route_input+0x59c/0xa50 [ 336.518524][ T10] ipv6_rcv+0x397/0x810 [ 336.518524][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 336.518524][ T10] process_backlog+0x101/0x620 [ 336.518524][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 336.518524][ T10] net_rx_action+0x495/0xbe0 [ 336.518524][ T10] __do_softirq+0x1b5/0x7f6 [ 336.518524][ T10] [ 336.520194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.520194][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 336.520194][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 336.520194][ T10] fib6_nh_init+0xa22/0x1580 [ 336.520194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.520194][ T10] ip6_route_add+0x1c/0x140 [ 336.520194][ T10] inet6_rtm_newroute+0x104/0x110 [ 336.520194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.520194][ T10] netlink_rcv_skb+0x130/0x360 [ 336.520194][ T10] netlink_unicast+0x449/0x710 [ 336.520194][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.520194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.520194][ T10] ___sys_sendmsg+0xee/0x170 [ 336.520194][ T10] __sys_sendmsg+0xcd/0x170 [ 336.520194][ T10] do_syscall_64+0xc6/0x1e0 [ 336.520194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.520194][ T10] [ 336.522085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.522085][ T10] netdev_get_by_index+0x5e/0x80 [ 336.522085][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.522085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.522085][ T10] addrconf_f6i_alloc+0x265/0x560 [ 336.522085][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 336.522085][ T10] addrconf_join_anycast+0x1c0/0x220 [ 336.522085][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 336.522085][ T10] addrconf_dad_completed+0x12b/0xe20 [ 336.522085][ T10] addrconf_dad_begin+0x310/0x670 [ 336.522085][ T10] addrconf_dad_work+0x10b/0xab0 [ 336.522085][ T10] process_one_work+0x84d/0x18a0 [ 336.522085][ T10] worker_thread+0x587/0xd30 [ 336.522085][ T10] kthread+0x28a/0x350 [ 336.522085][ T10] ret_from_fork+0x31/0x70 [ 336.522085][ T10] ret_from_fork_asm+0x1a/0x30 [ 336.522085][ T10] [ 336.524073][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.524073][ T10] netdev_get_by_index+0x5e/0x80 [ 336.524073][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.524073][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.524073][ T10] ip6_route_add+0x1c/0x140 [ 336.524073][ T10] addrconf_prefix_route+0x2a6/0x430 [ 336.524073][ T10] inet6_addr_add+0x4f8/0xa40 [ 336.524073][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.524073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.524073][ T10] netlink_rcv_skb+0x130/0x360 [ 336.524073][ T10] netlink_unicast+0x449/0x710 [ 336.524073][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.524073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.524073][ T10] ___sys_sendmsg+0xee/0x170 [ 336.524073][ T10] __sys_sendmsg+0xcd/0x170 [ 336.524073][ T10] do_syscall_64+0xc6/0x1e0 [ 336.524073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.524073][ T10] [ 336.526124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.526124][ T10] netdev_get_by_index+0x5e/0x80 [ 336.526124][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.526124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.526124][ T10] addrconf_f6i_alloc+0x315/0x560 [ 336.526124][ T10] ipv6_add_addr+0x411/0x2000 [ 336.526124][ T10] inet6_addr_add+0x30e/0xa40 [ 336.526124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.526124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.526124][ T10] netlink_rcv_skb+0x130/0x360 [ 336.526124][ T10] netlink_unicast+0x449/0x710 [ 336.526124][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.526124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.526124][ T10] ___sys_sendmsg+0xee/0x170 [ 336.526124][ T10] __sys_sendmsg+0xcd/0x170 [ 336.526124][ T10] do_syscall_64+0xc6/0x1e0 [ 336.526124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.526124][ T10] [ 336.528421][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.528421][ T10] netdev_get_by_index+0x5e/0x80 [ 336.528421][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.528421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.528421][ T10] ip6_route_add+0x1c/0x140 [ 336.528421][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 336.528421][ T10] addrconf_add_dev+0xe2/0x170 [ 336.528421][ T10] inet6_addr_add+0x12f/0xa40 [ 336.528421][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.528421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.528421][ T10] netlink_rcv_skb+0x130/0x360 [ 336.528421][ T10] netlink_unicast+0x449/0x710 [ 336.528421][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.528421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.528421][ T10] ___sys_sendmsg+0xee/0x170 [ 336.528421][ T10] __sys_sendmsg+0xcd/0x170 [ 336.528421][ T10] do_syscall_64+0xc6/0x1e0 [ 336.528421][ T10] [ 336.530561][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.530561][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 336.530561][ T10] ipv6_find_idev+0x102/0x170 [ 336.530561][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.530561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.530561][ T10] netlink_rcv_skb+0x130/0x360 [ 336.530561][ T10] netlink_unicast+0x449/0x710 [ 336.530561][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.530561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.530561][ T10] ___sys_sendmsg+0xee/0x170 [ 336.530561][ T10] __sys_sendmsg+0xcd/0x170 [ 336.530561][ T10] do_syscall_64+0xc6/0x1e0 [ 336.530561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.530561][ T10] [ 336.532305][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 336.532305][ T10] neigh_parms_alloc+0x1e5/0x510 [ 336.532305][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 336.532305][ T10] ipv6_find_idev+0x102/0x170 [ 336.532305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.532305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.532305][ T10] netlink_rcv_skb+0x130/0x360 [ 336.532305][ T10] netlink_unicast+0x449/0x710 [ 336.532305][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.532305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.532305][ T10] ___sys_sendmsg+0xee/0x170 [ 336.532305][ T10] __sys_sendmsg+0xcd/0x170 [ 336.532305][ T10] do_syscall_64+0xc6/0x1e0 [ 336.532305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.532305][ T10] [ 336.534044][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 336.534343][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 336.534343][ T10] netdev_get_by_index+0x5e/0x80 [ 336.534343][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.534343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.534343][ T10] ip6_route_add+0x1c/0x140 [ 336.534343][ T10] addrconf_prefix_route+0x2a6/0x430 [ 336.534343][ T10] inet6_addr_add+0x4f8/0xa40 [ 336.534343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.534343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.534343][ T10] netlink_rcv_skb+0x130/0x360 [ 336.534343][ T10] netlink_unicast+0x449/0x710 [ 336.534343][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.534343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.534343][ T10] ___sys_sendmsg+0xee/0x170 [ 336.534343][ T10] __sys_sendmsg+0xcd/0x170 [ 336.534343][ T10] do_syscall_64+0xc6/0x1e0 [ 336.534343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.534343][ T10] [ 336.536704][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 336.536704][ T10] netdev_get_by_index+0x5e/0x80 [ 336.536704][ T10] fib6_nh_init+0x3d8/0x1580 [ 336.536704][ T10] ip6_route_info_create+0xf18/0x17d0 [ 336.536704][ T10] addrconf_f6i_alloc+0x315/0x560 [ 336.536704][ T10] ipv6_add_addr+0x411/0x2000 [ 336.536704][ T10] inet6_addr_add+0x30e/0xa40 [ 336.536704][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 336.536704][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.536704][ T10] netlink_rcv_skb+0x130/0x360 [ 336.536704][ T10] netlink_unicast+0x449/0x710 [ 336.536704][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.536704][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.536704][ T10] ___sys_sendmsg+0xee/0x170 [ 336.536704][ T10] __sys_sendmsg+0xcd/0x170 [ 336.536704][ T10] do_syscall_64+0xc6/0x1e0 [ 336.536704][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.536704][ T10] [ 336.538918][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 336.538918][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 336.538918][ T10] ipv6_find_idev+0x102/0x170 [ 336.538918][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.538918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.538918][ T10] netlink_rcv_skb+0x130/0x360 [ 336.538918][ T10] netlink_unicast+0x449/0x710 [ 336.538918][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.538918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.538918][ T10] ___sys_sendmsg+0xee/0x170 [ 336.538918][ T10] __sys_sendmsg+0xcd/0x170 [ 336.538918][ T10] do_syscall_64+0xc6/0x1e0 [ 336.538918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.538918][ T10] [ 336.540472][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 336.540472][ T10] neigh_parms_alloc+0x1e5/0x510 [ 336.540472][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 336.540472][ T10] ipv6_find_idev+0x102/0x170 [ 336.540472][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 336.540472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 336.540472][ T10] netlink_rcv_skb+0x130/0x360 [ 336.540472][ T10] netlink_unicast+0x449/0x710 [ 336.540472][ T10] netlink_sendmsg+0x723/0xbe0 [ 336.540472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 336.540472][ T10] ___sys_sendmsg+0xee/0x170 [ 336.540472][ T10] __sys_sendmsg+0xcd/0x170 [ 336.540472][ T10] do_syscall_64+0xc6/0x1e0 [ 336.540472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 336.540472][ T10] [ 341.491549][ T2229] br0: port 1(vx0) entered blocking state [ 341.491836][ T2229] br0: port 1(vx0) entered disabled state [ 341.492015][ T2229] vx0: entered allmulticast mode [ 341.493184][ T2229] vx0: entered promiscuous mode [ 341.495188][ T2229] br0: port 1(vx0) entered blocking state [ 341.495360][ T2229] br0: port 1(vx0) entered forwarding state [ 345.371335][ T2261] veth0: renamed from veth1 [ 346.670857][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 346.671189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.671189][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 346.671189][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 346.671189][ T10] fib6_nh_init+0xa22/0x1580 [ 346.671189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.671189][ T10] ip6_route_add+0x1c/0x140 [ 346.671189][ T10] inet6_rtm_newroute+0x104/0x110 [ 346.671189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.671189][ T10] netlink_rcv_skb+0x130/0x360 [ 346.671189][ T10] netlink_unicast+0x449/0x710 [ 346.671189][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.671189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.671189][ T10] ___sys_sendmsg+0xee/0x170 [ 346.671189][ T10] __sys_sendmsg+0xcd/0x170 [ 346.671189][ T10] do_syscall_64+0xc6/0x1e0 [ 346.671189][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.671189][ T10] [ 346.673174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.673174][ T10] dst_init+0x84/0x4a0 [ 346.673174][ T10] dst_alloc+0x97/0x150 [ 346.673174][ T10] ip6_dst_alloc+0x23/0x90 [ 346.673174][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 346.673174][ T10] ip6_pol_route+0x56f/0x840 [ 346.673174][ T10] fib6_rule_lookup+0x456/0x630 [ 346.673174][ T10] ip6_route_input+0x59c/0xa50 [ 346.673174][ T10] ipv6_rcv+0x397/0x810 [ 346.673174][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 346.673174][ T10] process_backlog+0x101/0x620 [ 346.673174][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 346.673174][ T10] net_rx_action+0x495/0xbe0 [ 346.673174][ T10] __do_softirq+0x1b5/0x7f6 [ 346.673174][ T10] [ 346.674915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.674915][ T10] netdev_get_by_index+0x5e/0x80 [ 346.674915][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.674915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.674915][ T10] addrconf_f6i_alloc+0x265/0x560 [ 346.674915][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 346.674915][ T10] addrconf_join_anycast+0x1c0/0x220 [ 346.674915][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 346.674915][ T10] addrconf_dad_completed+0x12b/0xe20 [ 346.674915][ T10] addrconf_dad_begin+0x310/0x670 [ 346.674915][ T10] addrconf_dad_work+0x10b/0xab0 [ 346.674915][ T10] process_one_work+0x84d/0x18a0 [ 346.674915][ T10] worker_thread+0x587/0xd30 [ 346.674915][ T10] kthread+0x28a/0x350 [ 346.674915][ T10] ret_from_fork+0x31/0x70 [ 346.674915][ T10] ret_from_fork_asm+0x1a/0x30 [ 346.674915][ T10] [ 346.676915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.676915][ T10] netdev_get_by_index+0x5e/0x80 [ 346.676915][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.676915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.676915][ T10] ip6_route_add+0x1c/0x140 [ 346.676915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 346.676915][ T10] inet6_addr_add+0x4f8/0xa40 [ 346.676915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.676915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.676915][ T10] netlink_rcv_skb+0x130/0x360 [ 346.676915][ T10] netlink_unicast+0x449/0x710 [ 346.676915][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.676915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.676915][ T10] ___sys_sendmsg+0xee/0x170 [ 346.676915][ T10] __sys_sendmsg+0xcd/0x170 [ 346.676915][ T10] do_syscall_64+0xc6/0x1e0 [ 346.676915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.676915][ T10] [ 346.678980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.678980][ T10] netdev_get_by_index+0x5e/0x80 [ 346.678980][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.678980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.678980][ T10] addrconf_f6i_alloc+0x315/0x560 [ 346.678980][ T10] ipv6_add_addr+0x411/0x2000 [ 346.678980][ T10] inet6_addr_add+0x30e/0xa40 [ 346.678980][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.678980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.678980][ T10] netlink_rcv_skb+0x130/0x360 [ 346.678980][ T10] netlink_unicast+0x449/0x710 [ 346.678980][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.678980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.678980][ T10] ___sys_sendmsg+0xee/0x170 [ 346.678980][ T10] __sys_sendmsg+0xcd/0x170 [ 346.678980][ T10] do_syscall_64+0xc6/0x1e0 [ 346.678980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.678980][ T10] [ 346.681044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.681044][ T10] netdev_get_by_index+0x5e/0x80 [ 346.681044][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.681044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.681044][ T10] ip6_route_add+0x1c/0x140 [ 346.681044][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 346.681044][ T10] addrconf_add_dev+0xe2/0x170 [ 346.681044][ T10] inet6_addr_add+0x12f/0xa40 [ 346.681044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.681044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.681044][ T10] netlink_rcv_skb+0x130/0x360 [ 346.681044][ T10] netlink_unicast+0x449/0x710 [ 346.681044][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.681044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.681044][ T10] ___sys_sendmsg+0xee/0x170 [ 346.681044][ T10] __sys_sendmsg+0xcd/0x170 [ 346.681044][ T10] do_syscall_64+0xc6/0x1e0 [ 346.681044][ T10] [ 346.683105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.683105][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 346.683105][ T10] ipv6_find_idev+0x102/0x170 [ 346.683105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.683105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.683105][ T10] netlink_rcv_skb+0x130/0x360 [ 346.683105][ T10] netlink_unicast+0x449/0x710 [ 346.683105][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.683105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.683105][ T10] ___sys_sendmsg+0xee/0x170 [ 346.683105][ T10] __sys_sendmsg+0xcd/0x170 [ 346.683105][ T10] do_syscall_64+0xc6/0x1e0 [ 346.683105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.683105][ T10] [ 346.684727][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 346.684727][ T10] neigh_parms_alloc+0x1e5/0x510 [ 346.684727][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 346.684727][ T10] ipv6_find_idev+0x102/0x170 [ 346.684727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.684727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.684727][ T10] netlink_rcv_skb+0x130/0x360 [ 346.684727][ T10] netlink_unicast+0x449/0x710 [ 346.684727][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.684727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.684727][ T10] ___sys_sendmsg+0xee/0x170 [ 346.684727][ T10] __sys_sendmsg+0xcd/0x170 [ 346.684727][ T10] do_syscall_64+0xc6/0x1e0 [ 346.684727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.684727][ T10] [ 346.686496][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 346.686783][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 346.686783][ T10] dst_init+0x84/0x4a0 [ 346.686783][ T10] dst_alloc+0x97/0x150 [ 346.686783][ T10] ip6_dst_alloc+0x23/0x90 [ 346.686783][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 346.686783][ T10] ip6_pol_route+0x56f/0x840 [ 346.686783][ T10] fib6_rule_lookup+0x456/0x630 [ 346.686783][ T10] ip6_route_input+0x59c/0xa50 [ 346.686783][ T10] ipv6_rcv+0x397/0x810 [ 346.686783][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 346.686783][ T10] process_backlog+0x101/0x620 [ 346.686783][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 346.686783][ T10] net_rx_action+0x495/0xbe0 [ 346.686783][ T10] __do_softirq+0x1b5/0x7f6 [ 346.686783][ T10] [ 346.688484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.688484][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 346.688484][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 346.688484][ T10] fib6_nh_init+0xa22/0x1580 [ 346.688484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.688484][ T10] ip6_route_add+0x1c/0x140 [ 346.688484][ T10] inet6_rtm_newroute+0x104/0x110 [ 346.688484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.688484][ T10] netlink_rcv_skb+0x130/0x360 [ 346.688484][ T10] netlink_unicast+0x449/0x710 [ 346.688484][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.688484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.688484][ T10] ___sys_sendmsg+0xee/0x170 [ 346.688484][ T10] __sys_sendmsg+0xcd/0x170 [ 346.688484][ T10] do_syscall_64+0xc6/0x1e0 [ 346.688484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.688484][ T10] [ 346.690613][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.690613][ T10] netdev_get_by_index+0x5e/0x80 [ 346.690613][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.690613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.690613][ T10] addrconf_f6i_alloc+0x265/0x560 [ 346.690613][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 346.690613][ T10] addrconf_join_anycast+0x1c0/0x220 [ 346.690613][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 346.690613][ T10] addrconf_dad_completed+0x12b/0xe20 [ 346.690613][ T10] addrconf_dad_begin+0x310/0x670 [ 346.690613][ T10] addrconf_dad_work+0x10b/0xab0 [ 346.690613][ T10] process_one_work+0x84d/0x18a0 [ 346.690613][ T10] worker_thread+0x587/0xd30 [ 346.690613][ T10] kthread+0x28a/0x350 [ 346.690613][ T10] ret_from_fork+0x31/0x70 [ 346.690613][ T10] ret_from_fork_asm+0x1a/0x30 [ 346.690613][ T10] [ 346.692920][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.692920][ T10] netdev_get_by_index+0x5e/0x80 [ 346.692920][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.692920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.692920][ T10] ip6_route_add+0x1c/0x140 [ 346.692920][ T10] addrconf_prefix_route+0x2a6/0x430 [ 346.692920][ T10] inet6_addr_add+0x4f8/0xa40 [ 346.692920][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.692920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.692920][ T10] netlink_rcv_skb+0x130/0x360 [ 346.692920][ T10] netlink_unicast+0x449/0x710 [ 346.692920][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.692920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.692920][ T10] ___sys_sendmsg+0xee/0x170 [ 346.692920][ T10] __sys_sendmsg+0xcd/0x170 [ 346.692920][ T10] do_syscall_64+0xc6/0x1e0 [ 346.692920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.692920][ T10] [ 346.695197][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.695197][ T10] netdev_get_by_index+0x5e/0x80 [ 346.695197][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.695197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.695197][ T10] addrconf_f6i_alloc+0x315/0x560 [ 346.695197][ T10] ipv6_add_addr+0x411/0x2000 [ 346.695197][ T10] inet6_addr_add+0x30e/0xa40 [ 346.695197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.695197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.695197][ T10] netlink_rcv_skb+0x130/0x360 [ 346.695197][ T10] netlink_unicast+0x449/0x710 [ 346.695197][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.695197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.695197][ T10] ___sys_sendmsg+0xee/0x170 [ 346.695197][ T10] __sys_sendmsg+0xcd/0x170 [ 346.695197][ T10] do_syscall_64+0xc6/0x1e0 [ 346.695197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.695197][ T10] [ 346.697531][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.697531][ T10] netdev_get_by_index+0x5e/0x80 [ 346.697531][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.697531][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.697531][ T10] ip6_route_add+0x1c/0x140 [ 346.697531][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 346.697531][ T10] addrconf_add_dev+0xe2/0x170 [ 346.697531][ T10] inet6_addr_add+0x12f/0xa40 [ 346.697531][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.697531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.697531][ T10] netlink_rcv_skb+0x130/0x360 [ 346.697531][ T10] netlink_unicast+0x449/0x710 [ 346.697531][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.697531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.697531][ T10] ___sys_sendmsg+0xee/0x170 [ 346.697531][ T10] __sys_sendmsg+0xcd/0x170 [ 346.697531][ T10] do_syscall_64+0xc6/0x1e0 [ 346.697531][ T10] [ 346.699850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.699850][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 346.699850][ T10] ipv6_find_idev+0x102/0x170 [ 346.699850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.699850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.699850][ T10] netlink_rcv_skb+0x130/0x360 [ 346.699850][ T10] netlink_unicast+0x449/0x710 [ 346.699850][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.699850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.699850][ T10] ___sys_sendmsg+0xee/0x170 [ 346.699850][ T10] __sys_sendmsg+0xcd/0x170 [ 346.699850][ T10] do_syscall_64+0xc6/0x1e0 [ 346.699850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.699850][ T10] [ 346.701623][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 346.701623][ T10] neigh_parms_alloc+0x1e5/0x510 [ 346.701623][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 346.701623][ T10] ipv6_find_idev+0x102/0x170 [ 346.701623][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.701623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.701623][ T10] netlink_rcv_skb+0x130/0x360 [ 346.701623][ T10] netlink_unicast+0x449/0x710 [ 346.701623][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.701623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.701623][ T10] ___sys_sendmsg+0xee/0x170 [ 346.701623][ T10] __sys_sendmsg+0xcd/0x170 [ 346.701623][ T10] do_syscall_64+0xc6/0x1e0 [ 346.701623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.701623][ T10] [ 346.703658][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 346.703928][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 346.703928][ T10] netdev_get_by_index+0x5e/0x80 [ 346.703928][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.703928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.703928][ T10] ip6_route_add+0x1c/0x140 [ 346.703928][ T10] addrconf_prefix_route+0x2a6/0x430 [ 346.703928][ T10] inet6_addr_add+0x4f8/0xa40 [ 346.703928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.703928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.703928][ T10] netlink_rcv_skb+0x130/0x360 [ 346.703928][ T10] netlink_unicast+0x449/0x710 [ 346.703928][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.703928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.703928][ T10] ___sys_sendmsg+0xee/0x170 [ 346.703928][ T10] __sys_sendmsg+0xcd/0x170 [ 346.703928][ T10] do_syscall_64+0xc6/0x1e0 [ 346.703928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.703928][ T10] [ 346.706202][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 346.706202][ T10] netdev_get_by_index+0x5e/0x80 [ 346.706202][ T10] fib6_nh_init+0x3d8/0x1580 [ 346.706202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 346.706202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 346.706202][ T10] ipv6_add_addr+0x411/0x2000 [ 346.706202][ T10] inet6_addr_add+0x30e/0xa40 [ 346.706202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 346.706202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.706202][ T10] netlink_rcv_skb+0x130/0x360 [ 346.706202][ T10] netlink_unicast+0x449/0x710 [ 346.706202][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.706202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.706202][ T10] ___sys_sendmsg+0xee/0x170 [ 346.706202][ T10] __sys_sendmsg+0xcd/0x170 [ 346.706202][ T10] do_syscall_64+0xc6/0x1e0 [ 346.706202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.706202][ T10] [ 346.708463][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 346.708463][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 346.708463][ T10] ipv6_find_idev+0x102/0x170 [ 346.708463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.708463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.708463][ T10] netlink_rcv_skb+0x130/0x360 [ 346.708463][ T10] netlink_unicast+0x449/0x710 [ 346.708463][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.708463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.708463][ T10] ___sys_sendmsg+0xee/0x170 [ 346.708463][ T10] __sys_sendmsg+0xcd/0x170 [ 346.708463][ T10] do_syscall_64+0xc6/0x1e0 [ 346.708463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.708463][ T10] [ 346.710204][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 346.710204][ T10] neigh_parms_alloc+0x1e5/0x510 [ 346.710204][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 346.710204][ T10] ipv6_find_idev+0x102/0x170 [ 346.710204][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 346.710204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 346.710204][ T10] netlink_rcv_skb+0x130/0x360 [ 346.710204][ T10] netlink_unicast+0x449/0x710 [ 346.710204][ T10] netlink_sendmsg+0x723/0xbe0 [ 346.710204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 346.710204][ T10] ___sys_sendmsg+0xee/0x170 [ 346.710204][ T10] __sys_sendmsg+0xcd/0x170 [ 346.710204][ T10] do_syscall_64+0xc6/0x1e0 [ 346.710204][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 346.710204][ T10] [ 349.210798][ T2288] br0: port 1(vx0) entered blocking state [ 349.211005][ T2288] br0: port 1(vx0) entered disabled state [ 349.211189][ T2288] vx0: entered allmulticast mode [ 349.213409][ T2288] vx0: entered promiscuous mode [ 349.215232][ T2288] br0: port 1(vx0) entered blocking state [ 349.215404][ T2288] br0: port 1(vx0) entered forwarding state [ 354.388013][ T2318] br0: port 1(vx0) entered blocking state [ 354.388284][ T2318] br0: port 1(vx0) entered disabled state [ 354.388456][ T2318] vx0: entered allmulticast mode [ 354.389631][ T2318] vx0: entered promiscuous mode [ 354.392019][ T2318] br0: port 1(vx0) entered blocking state [ 354.392181][ T2318] br0: port 1(vx0) entered forwarding state [ 356.854917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 356.855270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.855270][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 356.855270][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 356.855270][ T10] fib6_nh_init+0xa22/0x1580 [ 356.855270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.855270][ T10] ip6_route_add+0x1c/0x140 [ 356.855270][ T10] inet6_rtm_newroute+0x104/0x110 [ 356.855270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.855270][ T10] netlink_rcv_skb+0x130/0x360 [ 356.855270][ T10] netlink_unicast+0x449/0x710 [ 356.855270][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.855270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.855270][ T10] ___sys_sendmsg+0xee/0x170 [ 356.855270][ T10] __sys_sendmsg+0xcd/0x170 [ 356.855270][ T10] do_syscall_64+0xc6/0x1e0 [ 356.855270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.855270][ T10] [ 356.857269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.857269][ T10] dst_init+0x84/0x4a0 [ 356.857269][ T10] dst_alloc+0x97/0x150 [ 356.857269][ T10] ip6_dst_alloc+0x23/0x90 [ 356.857269][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 356.857269][ T10] ip6_pol_route+0x56f/0x840 [ 356.857269][ T10] fib6_rule_lookup+0x456/0x630 [ 356.857269][ T10] ip6_route_input+0x59c/0xa50 [ 356.857269][ T10] ipv6_rcv+0x397/0x810 [ 356.857269][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 356.857269][ T10] process_backlog+0x101/0x620 [ 356.857269][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 356.857269][ T10] net_rx_action+0x495/0xbe0 [ 356.857269][ T10] __do_softirq+0x1b5/0x7f6 [ 356.857269][ T10] [ 356.858983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.858983][ T10] netdev_get_by_index+0x5e/0x80 [ 356.858983][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.858983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.858983][ T10] addrconf_f6i_alloc+0x265/0x560 [ 356.858983][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 356.858983][ T10] addrconf_join_anycast+0x1c0/0x220 [ 356.858983][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 356.858983][ T10] addrconf_dad_completed+0x12b/0xe20 [ 356.858983][ T10] addrconf_dad_begin+0x310/0x670 [ 356.858983][ T10] addrconf_dad_work+0x10b/0xab0 [ 356.858983][ T10] process_one_work+0x84d/0x18a0 [ 356.858983][ T10] worker_thread+0x587/0xd30 [ 356.858983][ T10] kthread+0x28a/0x350 [ 356.858983][ T10] ret_from_fork+0x31/0x70 [ 356.858983][ T10] ret_from_fork_asm+0x1a/0x30 [ 356.858983][ T10] [ 356.860979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.860979][ T10] netdev_get_by_index+0x5e/0x80 [ 356.860979][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.860979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.860979][ T10] ip6_route_add+0x1c/0x140 [ 356.860979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 356.860979][ T10] inet6_addr_add+0x4f8/0xa40 [ 356.860979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.860979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.860979][ T10] netlink_rcv_skb+0x130/0x360 [ 356.860979][ T10] netlink_unicast+0x449/0x710 [ 356.860979][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.860979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.860979][ T10] ___sys_sendmsg+0xee/0x170 [ 356.860979][ T10] __sys_sendmsg+0xcd/0x170 [ 356.860979][ T10] do_syscall_64+0xc6/0x1e0 [ 356.860979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.860979][ T10] [ 356.863051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.863051][ T10] netdev_get_by_index+0x5e/0x80 [ 356.863051][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.863051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.863051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 356.863051][ T10] ipv6_add_addr+0x411/0x2000 [ 356.863051][ T10] inet6_addr_add+0x30e/0xa40 [ 356.863051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.863051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.863051][ T10] netlink_rcv_skb+0x130/0x360 [ 356.863051][ T10] netlink_unicast+0x449/0x710 [ 356.863051][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.863051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.863051][ T10] ___sys_sendmsg+0xee/0x170 [ 356.863051][ T10] __sys_sendmsg+0xcd/0x170 [ 356.863051][ T10] do_syscall_64+0xc6/0x1e0 [ 356.863051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.863051][ T10] [ 356.865150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.865150][ T10] netdev_get_by_index+0x5e/0x80 [ 356.865150][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.865150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.865150][ T10] ip6_route_add+0x1c/0x140 [ 356.865150][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 356.865150][ T10] addrconf_add_dev+0xe2/0x170 [ 356.865150][ T10] inet6_addr_add+0x12f/0xa40 [ 356.865150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.865150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.865150][ T10] netlink_rcv_skb+0x130/0x360 [ 356.865150][ T10] netlink_unicast+0x449/0x710 [ 356.865150][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.865150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.865150][ T10] ___sys_sendmsg+0xee/0x170 [ 356.865150][ T10] __sys_sendmsg+0xcd/0x170 [ 356.865150][ T10] do_syscall_64+0xc6/0x1e0 [ 356.865150][ T10] [ 356.867193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.867193][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 356.867193][ T10] ipv6_find_idev+0x102/0x170 [ 356.867193][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.867193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.867193][ T10] netlink_rcv_skb+0x130/0x360 [ 356.867193][ T10] netlink_unicast+0x449/0x710 [ 356.867193][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.867193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.867193][ T10] ___sys_sendmsg+0xee/0x170 [ 356.867193][ T10] __sys_sendmsg+0xcd/0x170 [ 356.867193][ T10] do_syscall_64+0xc6/0x1e0 [ 356.867193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.867193][ T10] [ 356.868792][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 356.868792][ T10] neigh_parms_alloc+0x1e5/0x510 [ 356.868792][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 356.868792][ T10] ipv6_find_idev+0x102/0x170 [ 356.868792][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.868792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.868792][ T10] netlink_rcv_skb+0x130/0x360 [ 356.868792][ T10] netlink_unicast+0x449/0x710 [ 356.868792][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.868792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.868792][ T10] ___sys_sendmsg+0xee/0x170 [ 356.868792][ T10] __sys_sendmsg+0xcd/0x170 [ 356.868792][ T10] do_syscall_64+0xc6/0x1e0 [ 356.868792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.868792][ T10] [ 356.870570][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 356.870874][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 356.870874][ T10] dst_init+0x84/0x4a0 [ 356.870874][ T10] dst_alloc+0x97/0x150 [ 356.870874][ T10] ip6_dst_alloc+0x23/0x90 [ 356.870874][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 356.870874][ T10] ip6_pol_route+0x56f/0x840 [ 356.870874][ T10] fib6_rule_lookup+0x456/0x630 [ 356.870874][ T10] ip6_route_input+0x59c/0xa50 [ 356.870874][ T10] ipv6_rcv+0x397/0x810 [ 356.870874][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 356.870874][ T10] process_backlog+0x101/0x620 [ 356.870874][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 356.870874][ T10] net_rx_action+0x495/0xbe0 [ 356.870874][ T10] __do_softirq+0x1b5/0x7f6 [ 356.870874][ T10] [ 356.872564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.872564][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 356.872564][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 356.872564][ T10] fib6_nh_init+0xa22/0x1580 [ 356.872564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.872564][ T10] ip6_route_add+0x1c/0x140 [ 356.872564][ T10] inet6_rtm_newroute+0x104/0x110 [ 356.872564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.872564][ T10] netlink_rcv_skb+0x130/0x360 [ 356.872564][ T10] netlink_unicast+0x449/0x710 [ 356.872564][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.872564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.872564][ T10] ___sys_sendmsg+0xee/0x170 [ 356.872564][ T10] __sys_sendmsg+0xcd/0x170 [ 356.872564][ T10] do_syscall_64+0xc6/0x1e0 [ 356.872564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.872564][ T10] [ 356.874490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.874490][ T10] netdev_get_by_index+0x5e/0x80 [ 356.874490][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.874490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.874490][ T10] addrconf_f6i_alloc+0x265/0x560 [ 356.874490][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 356.874490][ T10] addrconf_join_anycast+0x1c0/0x220 [ 356.874490][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 356.874490][ T10] addrconf_dad_completed+0x12b/0xe20 [ 356.874490][ T10] addrconf_dad_begin+0x310/0x670 [ 356.874490][ T10] addrconf_dad_work+0x10b/0xab0 [ 356.874490][ T10] process_one_work+0x84d/0x18a0 [ 356.874490][ T10] worker_thread+0x587/0xd30 [ 356.874490][ T10] kthread+0x28a/0x350 [ 356.874490][ T10] ret_from_fork+0x31/0x70 [ 356.874490][ T10] ret_from_fork_asm+0x1a/0x30 [ 356.874490][ T10] [ 356.876434][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.876434][ T10] netdev_get_by_index+0x5e/0x80 [ 356.876434][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.876434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.876434][ T10] ip6_route_add+0x1c/0x140 [ 356.876434][ T10] addrconf_prefix_route+0x2a6/0x430 [ 356.876434][ T10] inet6_addr_add+0x4f8/0xa40 [ 356.876434][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.876434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.876434][ T10] netlink_rcv_skb+0x130/0x360 [ 356.876434][ T10] netlink_unicast+0x449/0x710 [ 356.876434][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.876434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.876434][ T10] ___sys_sendmsg+0xee/0x170 [ 356.876434][ T10] __sys_sendmsg+0xcd/0x170 [ 356.876434][ T10] do_syscall_64+0xc6/0x1e0 [ 356.876434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.876434][ T10] [ 356.878474][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.878474][ T10] netdev_get_by_index+0x5e/0x80 [ 356.878474][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.878474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.878474][ T10] addrconf_f6i_alloc+0x315/0x560 [ 356.878474][ T10] ipv6_add_addr+0x411/0x2000 [ 356.878474][ T10] inet6_addr_add+0x30e/0xa40 [ 356.878474][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.878474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.878474][ T10] netlink_rcv_skb+0x130/0x360 [ 356.878474][ T10] netlink_unicast+0x449/0x710 [ 356.878474][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.878474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.878474][ T10] ___sys_sendmsg+0xee/0x170 [ 356.878474][ T10] __sys_sendmsg+0xcd/0x170 [ 356.878474][ T10] do_syscall_64+0xc6/0x1e0 [ 356.878474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.878474][ T10] [ 356.880560][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.880560][ T10] netdev_get_by_index+0x5e/0x80 [ 356.880560][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.880560][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.880560][ T10] ip6_route_add+0x1c/0x140 [ 356.880560][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 356.880560][ T10] addrconf_add_dev+0xe2/0x170 [ 356.880560][ T10] inet6_addr_add+0x12f/0xa40 [ 356.880560][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.880560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.880560][ T10] netlink_rcv_skb+0x130/0x360 [ 356.880560][ T10] netlink_unicast+0x449/0x710 [ 356.880560][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.880560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.880560][ T10] ___sys_sendmsg+0xee/0x170 [ 356.880560][ T10] __sys_sendmsg+0xcd/0x170 [ 356.880560][ T10] do_syscall_64+0xc6/0x1e0 [ 356.880560][ T10] [ 356.882791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.882791][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 356.882791][ T10] ipv6_find_idev+0x102/0x170 [ 356.882791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.882791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.882791][ T10] netlink_rcv_skb+0x130/0x360 [ 356.882791][ T10] netlink_unicast+0x449/0x710 [ 356.882791][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.882791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.882791][ T10] ___sys_sendmsg+0xee/0x170 [ 356.882791][ T10] __sys_sendmsg+0xcd/0x170 [ 356.882791][ T10] do_syscall_64+0xc6/0x1e0 [ 356.882791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.882791][ T10] [ 356.884656][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 356.884656][ T10] neigh_parms_alloc+0x1e5/0x510 [ 356.884656][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 356.884656][ T10] ipv6_find_idev+0x102/0x170 [ 356.884656][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.884656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.884656][ T10] netlink_rcv_skb+0x130/0x360 [ 356.884656][ T10] netlink_unicast+0x449/0x710 [ 356.884656][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.884656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.884656][ T10] ___sys_sendmsg+0xee/0x170 [ 356.884656][ T10] __sys_sendmsg+0xcd/0x170 [ 356.884656][ T10] do_syscall_64+0xc6/0x1e0 [ 356.884656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.884656][ T10] [ 356.886649][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 356.886908][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 356.886908][ T10] netdev_get_by_index+0x5e/0x80 [ 356.886908][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.886908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.886908][ T10] ip6_route_add+0x1c/0x140 [ 356.886908][ T10] addrconf_prefix_route+0x2a6/0x430 [ 356.886908][ T10] inet6_addr_add+0x4f8/0xa40 [ 356.886908][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.886908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.886908][ T10] netlink_rcv_skb+0x130/0x360 [ 356.886908][ T10] netlink_unicast+0x449/0x710 [ 356.886908][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.886908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.886908][ T10] ___sys_sendmsg+0xee/0x170 [ 356.886908][ T10] __sys_sendmsg+0xcd/0x170 [ 356.886908][ T10] do_syscall_64+0xc6/0x1e0 [ 356.886908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.886908][ T10] [ 356.889227][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 356.889227][ T10] netdev_get_by_index+0x5e/0x80 [ 356.889227][ T10] fib6_nh_init+0x3d8/0x1580 [ 356.889227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 356.889227][ T10] addrconf_f6i_alloc+0x315/0x560 [ 356.889227][ T10] ipv6_add_addr+0x411/0x2000 [ 356.889227][ T10] inet6_addr_add+0x30e/0xa40 [ 356.889227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 356.889227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.889227][ T10] netlink_rcv_skb+0x130/0x360 [ 356.889227][ T10] netlink_unicast+0x449/0x710 [ 356.889227][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.889227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.889227][ T10] ___sys_sendmsg+0xee/0x170 [ 356.889227][ T10] __sys_sendmsg+0xcd/0x170 [ 356.889227][ T10] do_syscall_64+0xc6/0x1e0 [ 356.889227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.889227][ T10] [ 356.891550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 356.891550][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 356.891550][ T10] ipv6_find_idev+0x102/0x170 [ 356.891550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.891550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.891550][ T10] netlink_rcv_skb+0x130/0x360 [ 356.891550][ T10] netlink_unicast+0x449/0x710 [ 356.891550][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.891550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.891550][ T10] ___sys_sendmsg+0xee/0x170 [ 356.891550][ T10] __sys_sendmsg+0xcd/0x170 [ 356.891550][ T10] do_syscall_64+0xc6/0x1e0 [ 356.891550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.891550][ T10] [ 356.893310][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 356.893310][ T10] neigh_parms_alloc+0x1e5/0x510 [ 356.893310][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 356.893310][ T10] ipv6_find_idev+0x102/0x170 [ 356.893310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 356.893310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 356.893310][ T10] netlink_rcv_skb+0x130/0x360 [ 356.893310][ T10] netlink_unicast+0x449/0x710 [ 356.893310][ T10] netlink_sendmsg+0x723/0xbe0 [ 356.893310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 356.893310][ T10] ___sys_sendmsg+0xee/0x170 [ 356.893310][ T10] __sys_sendmsg+0xcd/0x170 [ 356.893310][ T10] do_syscall_64+0xc6/0x1e0 [ 356.893310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 356.893310][ T10] [ 366.934881][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 366.935200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.935200][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 366.935200][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 366.935200][ T10] fib6_nh_init+0xa22/0x1580 [ 366.935200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.935200][ T10] ip6_route_add+0x1c/0x140 [ 366.935200][ T10] inet6_rtm_newroute+0x104/0x110 [ 366.935200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.935200][ T10] netlink_rcv_skb+0x130/0x360 [ 366.935200][ T10] netlink_unicast+0x449/0x710 [ 366.935200][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.935200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.935200][ T10] ___sys_sendmsg+0xee/0x170 [ 366.935200][ T10] __sys_sendmsg+0xcd/0x170 [ 366.935200][ T10] do_syscall_64+0xc6/0x1e0 [ 366.935200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.935200][ T10] [ 366.937332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.937332][ T10] dst_init+0x84/0x4a0 [ 366.937332][ T10] dst_alloc+0x97/0x150 [ 366.937332][ T10] ip6_dst_alloc+0x23/0x90 [ 366.937332][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 366.937332][ T10] ip6_pol_route+0x56f/0x840 [ 366.937332][ T10] fib6_rule_lookup+0x456/0x630 [ 366.937332][ T10] ip6_route_input+0x59c/0xa50 [ 366.937332][ T10] ipv6_rcv+0x397/0x810 [ 366.937332][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 366.937332][ T10] process_backlog+0x101/0x620 [ 366.937332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 366.937332][ T10] net_rx_action+0x495/0xbe0 [ 366.937332][ T10] __do_softirq+0x1b5/0x7f6 [ 366.937332][ T10] [ 366.939174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.939174][ T10] netdev_get_by_index+0x5e/0x80 [ 366.939174][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.939174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.939174][ T10] addrconf_f6i_alloc+0x265/0x560 [ 366.939174][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 366.939174][ T10] addrconf_join_anycast+0x1c0/0x220 [ 366.939174][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 366.939174][ T10] addrconf_dad_completed+0x12b/0xe20 [ 366.939174][ T10] addrconf_dad_begin+0x310/0x670 [ 366.939174][ T10] addrconf_dad_work+0x10b/0xab0 [ 366.939174][ T10] process_one_work+0x84d/0x18a0 [ 366.939174][ T10] worker_thread+0x587/0xd30 [ 366.939174][ T10] kthread+0x28a/0x350 [ 366.939174][ T10] ret_from_fork+0x31/0x70 [ 366.939174][ T10] ret_from_fork_asm+0x1a/0x30 [ 366.939174][ T10] [ 366.941316][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.941316][ T10] netdev_get_by_index+0x5e/0x80 [ 366.941316][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.941316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.941316][ T10] ip6_route_add+0x1c/0x140 [ 366.941316][ T10] addrconf_prefix_route+0x2a6/0x430 [ 366.941316][ T10] inet6_addr_add+0x4f8/0xa40 [ 366.941316][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.941316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.941316][ T10] netlink_rcv_skb+0x130/0x360 [ 366.941316][ T10] netlink_unicast+0x449/0x710 [ 366.941316][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.941316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.941316][ T10] ___sys_sendmsg+0xee/0x170 [ 366.941316][ T10] __sys_sendmsg+0xcd/0x170 [ 366.941316][ T10] do_syscall_64+0xc6/0x1e0 [ 366.941316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.941316][ T10] [ 366.943532][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.943532][ T10] netdev_get_by_index+0x5e/0x80 [ 366.943532][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.943532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.943532][ T10] addrconf_f6i_alloc+0x315/0x560 [ 366.943532][ T10] ipv6_add_addr+0x411/0x2000 [ 366.943532][ T10] inet6_addr_add+0x30e/0xa40 [ 366.943532][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.943532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.943532][ T10] netlink_rcv_skb+0x130/0x360 [ 366.943532][ T10] netlink_unicast+0x449/0x710 [ 366.943532][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.943532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.943532][ T10] ___sys_sendmsg+0xee/0x170 [ 366.943532][ T10] __sys_sendmsg+0xcd/0x170 [ 366.943532][ T10] do_syscall_64+0xc6/0x1e0 [ 366.943532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.943532][ T10] [ 366.945770][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.945770][ T10] netdev_get_by_index+0x5e/0x80 [ 366.945770][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.945770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.945770][ T10] ip6_route_add+0x1c/0x140 [ 366.945770][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 366.945770][ T10] addrconf_add_dev+0xe2/0x170 [ 366.945770][ T10] inet6_addr_add+0x12f/0xa40 [ 366.945770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.945770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.945770][ T10] netlink_rcv_skb+0x130/0x360 [ 366.945770][ T10] netlink_unicast+0x449/0x710 [ 366.945770][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.945770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.945770][ T10] ___sys_sendmsg+0xee/0x170 [ 366.945770][ T10] __sys_sendmsg+0xcd/0x170 [ 366.945770][ T10] do_syscall_64+0xc6/0x1e0 [ 366.945770][ T10] [ 366.947957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.947957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 366.947957][ T10] ipv6_find_idev+0x102/0x170 [ 366.947957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.947957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.947957][ T10] netlink_rcv_skb+0x130/0x360 [ 366.947957][ T10] netlink_unicast+0x449/0x710 [ 366.947957][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.947957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.947957][ T10] ___sys_sendmsg+0xee/0x170 [ 366.947957][ T10] __sys_sendmsg+0xcd/0x170 [ 366.947957][ T10] do_syscall_64+0xc6/0x1e0 [ 366.947957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.947957][ T10] [ 366.949663][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 366.949663][ T10] neigh_parms_alloc+0x1e5/0x510 [ 366.949663][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 366.949663][ T10] ipv6_find_idev+0x102/0x170 [ 366.949663][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.949663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.949663][ T10] netlink_rcv_skb+0x130/0x360 [ 366.949663][ T10] netlink_unicast+0x449/0x710 [ 366.949663][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.949663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.949663][ T10] ___sys_sendmsg+0xee/0x170 [ 366.949663][ T10] __sys_sendmsg+0xcd/0x170 [ 366.949663][ T10] do_syscall_64+0xc6/0x1e0 [ 366.949663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.949663][ T10] [ 366.951583][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 366.951896][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 366.951896][ T10] dst_init+0x84/0x4a0 [ 366.951896][ T10] dst_alloc+0x97/0x150 [ 366.951896][ T10] ip6_dst_alloc+0x23/0x90 [ 366.951896][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 366.951896][ T10] ip6_pol_route+0x56f/0x840 [ 366.951896][ T10] fib6_rule_lookup+0x456/0x630 [ 366.951896][ T10] ip6_route_input+0x59c/0xa50 [ 366.951896][ T10] ipv6_rcv+0x397/0x810 [ 366.951896][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 366.951896][ T10] process_backlog+0x101/0x620 [ 366.951896][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 366.951896][ T10] net_rx_action+0x495/0xbe0 [ 366.951896][ T10] __do_softirq+0x1b5/0x7f6 [ 366.951896][ T10] [ 366.953738][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.953738][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 366.953738][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 366.953738][ T10] fib6_nh_init+0xa22/0x1580 [ 366.953738][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.953738][ T10] ip6_route_add+0x1c/0x140 [ 366.953738][ T10] inet6_rtm_newroute+0x104/0x110 [ 366.953738][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.953738][ T10] netlink_rcv_skb+0x130/0x360 [ 366.953738][ T10] netlink_unicast+0x449/0x710 [ 366.953738][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.953738][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.953738][ T10] ___sys_sendmsg+0xee/0x170 [ 366.953738][ T10] __sys_sendmsg+0xcd/0x170 [ 366.953738][ T10] do_syscall_64+0xc6/0x1e0 [ 366.953738][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.953738][ T10] [ 366.955811][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.955811][ T10] netdev_get_by_index+0x5e/0x80 [ 366.955811][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.955811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.955811][ T10] addrconf_f6i_alloc+0x265/0x560 [ 366.955811][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 366.955811][ T10] addrconf_join_anycast+0x1c0/0x220 [ 366.955811][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 366.955811][ T10] addrconf_dad_completed+0x12b/0xe20 [ 366.955811][ T10] addrconf_dad_begin+0x310/0x670 [ 366.955811][ T10] addrconf_dad_work+0x10b/0xab0 [ 366.955811][ T10] process_one_work+0x84d/0x18a0 [ 366.955811][ T10] worker_thread+0x587/0xd30 [ 366.955811][ T10] kthread+0x28a/0x350 [ 366.955811][ T10] ret_from_fork+0x31/0x70 [ 366.955811][ T10] ret_from_fork_asm+0x1a/0x30 [ 366.955811][ T10] [ 366.957877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.957877][ T10] netdev_get_by_index+0x5e/0x80 [ 366.957877][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.957877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.957877][ T10] ip6_route_add+0x1c/0x140 [ 366.957877][ T10] addrconf_prefix_route+0x2a6/0x430 [ 366.957877][ T10] inet6_addr_add+0x4f8/0xa40 [ 366.957877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.957877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.957877][ T10] netlink_rcv_skb+0x130/0x360 [ 366.957877][ T10] netlink_unicast+0x449/0x710 [ 366.957877][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.957877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.957877][ T10] ___sys_sendmsg+0xee/0x170 [ 366.957877][ T10] __sys_sendmsg+0xcd/0x170 [ 366.957877][ T10] do_syscall_64+0xc6/0x1e0 [ 366.957877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.957877][ T10] [ 366.960054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.960054][ T10] netdev_get_by_index+0x5e/0x80 [ 366.960054][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.960054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.960054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 366.960054][ T10] ipv6_add_addr+0x411/0x2000 [ 366.960054][ T10] inet6_addr_add+0x30e/0xa40 [ 366.960054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.960054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.960054][ T10] netlink_rcv_skb+0x130/0x360 [ 366.960054][ T10] netlink_unicast+0x449/0x710 [ 366.960054][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.960054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.960054][ T10] ___sys_sendmsg+0xee/0x170 [ 366.960054][ T10] __sys_sendmsg+0xcd/0x170 [ 366.960054][ T10] do_syscall_64+0xc6/0x1e0 [ 366.960054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.960054][ T10] [ 366.962219][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.962219][ T10] netdev_get_by_index+0x5e/0x80 [ 366.962219][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.962219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.962219][ T10] ip6_route_add+0x1c/0x140 [ 366.962219][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 366.962219][ T10] addrconf_add_dev+0xe2/0x170 [ 366.962219][ T10] inet6_addr_add+0x12f/0xa40 [ 366.962219][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.962219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.962219][ T10] netlink_rcv_skb+0x130/0x360 [ 366.962219][ T10] netlink_unicast+0x449/0x710 [ 366.962219][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.962219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.962219][ T10] ___sys_sendmsg+0xee/0x170 [ 366.962219][ T10] __sys_sendmsg+0xcd/0x170 [ 366.962219][ T10] do_syscall_64+0xc6/0x1e0 [ 366.962219][ T10] [ 366.964579][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.964579][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 366.964579][ T10] ipv6_find_idev+0x102/0x170 [ 366.964579][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.964579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.964579][ T10] netlink_rcv_skb+0x130/0x360 [ 366.964579][ T10] netlink_unicast+0x449/0x710 [ 366.964579][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.964579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.964579][ T10] ___sys_sendmsg+0xee/0x170 [ 366.964579][ T10] __sys_sendmsg+0xcd/0x170 [ 366.964579][ T10] do_syscall_64+0xc6/0x1e0 [ 366.964579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.964579][ T10] [ 366.966485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 366.966485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 366.966485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 366.966485][ T10] ipv6_find_idev+0x102/0x170 [ 366.966485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.966485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.966485][ T10] netlink_rcv_skb+0x130/0x360 [ 366.966485][ T10] netlink_unicast+0x449/0x710 [ 366.966485][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.966485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.966485][ T10] ___sys_sendmsg+0xee/0x170 [ 366.966485][ T10] __sys_sendmsg+0xcd/0x170 [ 366.966485][ T10] do_syscall_64+0xc6/0x1e0 [ 366.966485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.966485][ T10] [ 366.968561][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 366.968836][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 366.968836][ T10] netdev_get_by_index+0x5e/0x80 [ 366.968836][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.968836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.968836][ T10] ip6_route_add+0x1c/0x140 [ 366.968836][ T10] addrconf_prefix_route+0x2a6/0x430 [ 366.968836][ T10] inet6_addr_add+0x4f8/0xa40 [ 366.968836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.968836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.968836][ T10] netlink_rcv_skb+0x130/0x360 [ 366.968836][ T10] netlink_unicast+0x449/0x710 [ 366.968836][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.968836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.968836][ T10] ___sys_sendmsg+0xee/0x170 [ 366.968836][ T10] __sys_sendmsg+0xcd/0x170 [ 366.968836][ T10] do_syscall_64+0xc6/0x1e0 [ 366.968836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.968836][ T10] [ 366.971312][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 366.971312][ T10] netdev_get_by_index+0x5e/0x80 [ 366.971312][ T10] fib6_nh_init+0x3d8/0x1580 [ 366.971312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 366.971312][ T10] addrconf_f6i_alloc+0x315/0x560 [ 366.971312][ T10] ipv6_add_addr+0x411/0x2000 [ 366.971312][ T10] inet6_addr_add+0x30e/0xa40 [ 366.971312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 366.971312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.971312][ T10] netlink_rcv_skb+0x130/0x360 [ 366.971312][ T10] netlink_unicast+0x449/0x710 [ 366.971312][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.971312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.971312][ T10] ___sys_sendmsg+0xee/0x170 [ 366.971312][ T10] __sys_sendmsg+0xcd/0x170 [ 366.971312][ T10] do_syscall_64+0xc6/0x1e0 [ 366.971312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.971312][ T10] [ 366.973717][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 366.973717][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 366.973717][ T10] ipv6_find_idev+0x102/0x170 [ 366.973717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.973717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.973717][ T10] netlink_rcv_skb+0x130/0x360 [ 366.973717][ T10] netlink_unicast+0x449/0x710 [ 366.973717][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.973717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.973717][ T10] ___sys_sendmsg+0xee/0x170 [ 366.973717][ T10] __sys_sendmsg+0xcd/0x170 [ 366.973717][ T10] do_syscall_64+0xc6/0x1e0 [ 366.973717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.973717][ T10] [ 366.975681][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 366.975681][ T10] neigh_parms_alloc+0x1e5/0x510 [ 366.975681][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 366.975681][ T10] ipv6_find_idev+0x102/0x170 [ 366.975681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 366.975681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 366.975681][ T10] netlink_rcv_skb+0x130/0x360 [ 366.975681][ T10] netlink_unicast+0x449/0x710 [ 366.975681][ T10] netlink_sendmsg+0x723/0xbe0 [ 366.975681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 366.975681][ T10] ___sys_sendmsg+0xee/0x170 [ 366.975681][ T10] __sys_sendmsg+0xcd/0x170 [ 366.975681][ T10] do_syscall_64+0xc6/0x1e0 [ 366.975681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 366.975681][ T10] [ 370.591440][ T2446] veth0: renamed from veth1 [ 374.436588][ T2475] br0: port 1(vx0) entered blocking state [ 374.436767][ T2475] br0: port 1(vx0) entered disabled state [ 374.436971][ T2475] vx0: entered allmulticast mode [ 374.438175][ T2475] vx0: entered promiscuous mode [ 374.440042][ T2475] br0: port 1(vx0) entered blocking state [ 374.440215][ T2475] br0: port 1(vx0) entered forwarding state [ 377.103846][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 377.104290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.104290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 377.104290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 377.104290][ T10] fib6_nh_init+0xa22/0x1580 [ 377.104290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.104290][ T10] ip6_route_add+0x1c/0x140 [ 377.104290][ T10] inet6_rtm_newroute+0x104/0x110 [ 377.104290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.104290][ T10] netlink_rcv_skb+0x130/0x360 [ 377.104290][ T10] netlink_unicast+0x449/0x710 [ 377.104290][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.104290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.104290][ T10] ___sys_sendmsg+0xee/0x170 [ 377.104290][ T10] __sys_sendmsg+0xcd/0x170 [ 377.104290][ T10] do_syscall_64+0xc6/0x1e0 [ 377.104290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.104290][ T10] [ 377.107204][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.107204][ T10] dst_init+0x84/0x4a0 [ 377.107204][ T10] dst_alloc+0x97/0x150 [ 377.107204][ T10] ip6_dst_alloc+0x23/0x90 [ 377.107204][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 377.107204][ T10] ip6_pol_route+0x56f/0x840 [ 377.107204][ T10] fib6_rule_lookup+0x456/0x630 [ 377.107204][ T10] ip6_route_input+0x59c/0xa50 [ 377.107204][ T10] ipv6_rcv+0x397/0x810 [ 377.107204][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 377.107204][ T10] process_backlog+0x101/0x620 [ 377.107204][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 377.107204][ T10] net_rx_action+0x495/0xbe0 [ 377.107204][ T10] __do_softirq+0x1b5/0x7f6 [ 377.107204][ T10] [ 377.109671][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.109671][ T10] netdev_get_by_index+0x5e/0x80 [ 377.109671][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.109671][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.109671][ T10] addrconf_f6i_alloc+0x265/0x560 [ 377.109671][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 377.109671][ T10] addrconf_join_anycast+0x1c0/0x220 [ 377.109671][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 377.109671][ T10] addrconf_dad_completed+0x12b/0xe20 [ 377.109671][ T10] addrconf_dad_begin+0x310/0x670 [ 377.109671][ T10] addrconf_dad_work+0x10b/0xab0 [ 377.109671][ T10] process_one_work+0x84d/0x18a0 [ 377.109671][ T10] worker_thread+0x587/0xd30 [ 377.109671][ T10] kthread+0x28a/0x350 [ 377.109671][ T10] ret_from_fork+0x31/0x70 [ 377.109671][ T10] ret_from_fork_asm+0x1a/0x30 [ 377.109671][ T10] [ 377.112491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.112491][ T10] netdev_get_by_index+0x5e/0x80 [ 377.112491][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.112491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.112491][ T10] ip6_route_add+0x1c/0x140 [ 377.112491][ T10] addrconf_prefix_route+0x2a6/0x430 [ 377.112491][ T10] inet6_addr_add+0x4f8/0xa40 [ 377.112491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.112491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.112491][ T10] netlink_rcv_skb+0x130/0x360 [ 377.112491][ T10] netlink_unicast+0x449/0x710 [ 377.112491][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.112491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.112491][ T10] ___sys_sendmsg+0xee/0x170 [ 377.112491][ T10] __sys_sendmsg+0xcd/0x170 [ 377.112491][ T10] do_syscall_64+0xc6/0x1e0 [ 377.112491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.112491][ T10] [ 377.115473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.115473][ T10] netdev_get_by_index+0x5e/0x80 [ 377.115473][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.115473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.115473][ T10] addrconf_f6i_alloc+0x315/0x560 [ 377.115473][ T10] ipv6_add_addr+0x411/0x2000 [ 377.115473][ T10] inet6_addr_add+0x30e/0xa40 [ 377.115473][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.115473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.115473][ T10] netlink_rcv_skb+0x130/0x360 [ 377.115473][ T10] netlink_unicast+0x449/0x710 [ 377.115473][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.115473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.115473][ T10] ___sys_sendmsg+0xee/0x170 [ 377.115473][ T10] __sys_sendmsg+0xcd/0x170 [ 377.115473][ T10] do_syscall_64+0xc6/0x1e0 [ 377.115473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.115473][ T10] [ 377.118493][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.118493][ T10] netdev_get_by_index+0x5e/0x80 [ 377.118493][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.118493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.118493][ T10] ip6_route_add+0x1c/0x140 [ 377.118493][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 377.118493][ T10] addrconf_add_dev+0xe2/0x170 [ 377.118493][ T10] inet6_addr_add+0x12f/0xa40 [ 377.118493][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.118493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.118493][ T10] netlink_rcv_skb+0x130/0x360 [ 377.118493][ T10] netlink_unicast+0x449/0x710 [ 377.118493][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.118493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.118493][ T10] ___sys_sendmsg+0xee/0x170 [ 377.118493][ T10] __sys_sendmsg+0xcd/0x170 [ 377.118493][ T10] do_syscall_64+0xc6/0x1e0 [ 377.118493][ T10] [ 377.121501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.121501][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 377.121501][ T10] ipv6_find_idev+0x102/0x170 [ 377.121501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.121501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.121501][ T10] netlink_rcv_skb+0x130/0x360 [ 377.121501][ T10] netlink_unicast+0x449/0x710 [ 377.121501][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.121501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.121501][ T10] ___sys_sendmsg+0xee/0x170 [ 377.121501][ T10] __sys_sendmsg+0xcd/0x170 [ 377.121501][ T10] do_syscall_64+0xc6/0x1e0 [ 377.121501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.121501][ T10] [ 377.123906][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 377.123906][ T10] neigh_parms_alloc+0x1e5/0x510 [ 377.123906][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 377.123906][ T10] ipv6_find_idev+0x102/0x170 [ 377.123906][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.123906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.123906][ T10] netlink_rcv_skb+0x130/0x360 [ 377.123906][ T10] netlink_unicast+0x449/0x710 [ 377.123906][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.123906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.123906][ T10] ___sys_sendmsg+0xee/0x170 [ 377.123906][ T10] __sys_sendmsg+0xcd/0x170 [ 377.123906][ T10] do_syscall_64+0xc6/0x1e0 [ 377.123906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.123906][ T10] [ 377.126549][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 377.127020][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 377.127020][ T10] dst_init+0x84/0x4a0 [ 377.127020][ T10] dst_alloc+0x97/0x150 [ 377.127020][ T10] ip6_dst_alloc+0x23/0x90 [ 377.127020][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 377.127020][ T10] ip6_pol_route+0x56f/0x840 [ 377.127020][ T10] fib6_rule_lookup+0x456/0x630 [ 377.127020][ T10] ip6_route_input+0x59c/0xa50 [ 377.127020][ T10] ipv6_rcv+0x397/0x810 [ 377.127020][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 377.127020][ T10] process_backlog+0x101/0x620 [ 377.127020][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 377.127020][ T10] net_rx_action+0x495/0xbe0 [ 377.127020][ T10] __do_softirq+0x1b5/0x7f6 [ 377.127020][ T10] [ 377.129542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.129542][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 377.129542][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 377.129542][ T10] fib6_nh_init+0xa22/0x1580 [ 377.129542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.129542][ T10] ip6_route_add+0x1c/0x140 [ 377.129542][ T10] inet6_rtm_newroute+0x104/0x110 [ 377.129542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.129542][ T10] netlink_rcv_skb+0x130/0x360 [ 377.129542][ T10] netlink_unicast+0x449/0x710 [ 377.129542][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.129542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.129542][ T10] ___sys_sendmsg+0xee/0x170 [ 377.129542][ T10] __sys_sendmsg+0xcd/0x170 [ 377.129542][ T10] do_syscall_64+0xc6/0x1e0 [ 377.129542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.129542][ T10] [ 377.132474][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.132474][ T10] netdev_get_by_index+0x5e/0x80 [ 377.132474][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.132474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.132474][ T10] addrconf_f6i_alloc+0x265/0x560 [ 377.132474][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 377.132474][ T10] addrconf_join_anycast+0x1c0/0x220 [ 377.132474][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 377.132474][ T10] addrconf_dad_completed+0x12b/0xe20 [ 377.132474][ T10] addrconf_dad_begin+0x310/0x670 [ 377.132474][ T10] addrconf_dad_work+0x10b/0xab0 [ 377.132474][ T10] process_one_work+0x84d/0x18a0 [ 377.132474][ T10] worker_thread+0x587/0xd30 [ 377.132474][ T10] kthread+0x28a/0x350 [ 377.132474][ T10] ret_from_fork+0x31/0x70 [ 377.132474][ T10] ret_from_fork_asm+0x1a/0x30 [ 377.132474][ T10] [ 377.135500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.135500][ T10] netdev_get_by_index+0x5e/0x80 [ 377.135500][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.135500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.135500][ T10] ip6_route_add+0x1c/0x140 [ 377.135500][ T10] addrconf_prefix_route+0x2a6/0x430 [ 377.135500][ T10] inet6_addr_add+0x4f8/0xa40 [ 377.135500][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.135500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.135500][ T10] netlink_rcv_skb+0x130/0x360 [ 377.135500][ T10] netlink_unicast+0x449/0x710 [ 377.135500][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.135500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.135500][ T10] ___sys_sendmsg+0xee/0x170 [ 377.135500][ T10] __sys_sendmsg+0xcd/0x170 [ 377.135500][ T10] do_syscall_64+0xc6/0x1e0 [ 377.135500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.135500][ T10] [ 377.138942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.138942][ T10] netdev_get_by_index+0x5e/0x80 [ 377.138942][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.138942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.138942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 377.138942][ T10] ipv6_add_addr+0x411/0x2000 [ 377.138942][ T10] inet6_addr_add+0x30e/0xa40 [ 377.138942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.138942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.138942][ T10] netlink_rcv_skb+0x130/0x360 [ 377.138942][ T10] netlink_unicast+0x449/0x710 [ 377.138942][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.138942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.138942][ T10] ___sys_sendmsg+0xee/0x170 [ 377.138942][ T10] __sys_sendmsg+0xcd/0x170 [ 377.138942][ T10] do_syscall_64+0xc6/0x1e0 [ 377.138942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.138942][ T10] [ 377.142610][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.142610][ T10] netdev_get_by_index+0x5e/0x80 [ 377.142610][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.142610][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.142610][ T10] ip6_route_add+0x1c/0x140 [ 377.142610][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 377.142610][ T10] addrconf_add_dev+0xe2/0x170 [ 377.142610][ T10] inet6_addr_add+0x12f/0xa40 [ 377.142610][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.142610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.142610][ T10] netlink_rcv_skb+0x130/0x360 [ 377.142610][ T10] netlink_unicast+0x449/0x710 [ 377.142610][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.142610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.142610][ T10] ___sys_sendmsg+0xee/0x170 [ 377.142610][ T10] __sys_sendmsg+0xcd/0x170 [ 377.142610][ T10] do_syscall_64+0xc6/0x1e0 [ 377.142610][ T10] [ 377.146147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.146147][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 377.146147][ T10] ipv6_find_idev+0x102/0x170 [ 377.146147][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.146147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.146147][ T10] netlink_rcv_skb+0x130/0x360 [ 377.146147][ T10] netlink_unicast+0x449/0x710 [ 377.146147][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.146147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.146147][ T10] ___sys_sendmsg+0xee/0x170 [ 377.146147][ T10] __sys_sendmsg+0xcd/0x170 [ 377.146147][ T10] do_syscall_64+0xc6/0x1e0 [ 377.146147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.146147][ T10] [ 377.148776][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 377.148776][ T10] neigh_parms_alloc+0x1e5/0x510 [ 377.148776][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 377.148776][ T10] ipv6_find_idev+0x102/0x170 [ 377.148776][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.148776][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.148776][ T10] netlink_rcv_skb+0x130/0x360 [ 377.148776][ T10] netlink_unicast+0x449/0x710 [ 377.148776][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.148776][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.148776][ T10] ___sys_sendmsg+0xee/0x170 [ 377.148776][ T10] __sys_sendmsg+0xcd/0x170 [ 377.148776][ T10] do_syscall_64+0xc6/0x1e0 [ 377.148776][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.148776][ T10] [ 377.151818][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 377.152194][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 377.152194][ T10] netdev_get_by_index+0x5e/0x80 [ 377.152194][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.152194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.152194][ T10] ip6_route_add+0x1c/0x140 [ 377.152194][ T10] addrconf_prefix_route+0x2a6/0x430 [ 377.152194][ T10] inet6_addr_add+0x4f8/0xa40 [ 377.152194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.152194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.152194][ T10] netlink_rcv_skb+0x130/0x360 [ 377.152194][ T10] netlink_unicast+0x449/0x710 [ 377.152194][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.152194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.152194][ T10] ___sys_sendmsg+0xee/0x170 [ 377.152194][ T10] __sys_sendmsg+0xcd/0x170 [ 377.152194][ T10] do_syscall_64+0xc6/0x1e0 [ 377.152194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.152194][ T10] [ 377.155609][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 377.155609][ T10] netdev_get_by_index+0x5e/0x80 [ 377.155609][ T10] fib6_nh_init+0x3d8/0x1580 [ 377.155609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 377.155609][ T10] addrconf_f6i_alloc+0x315/0x560 [ 377.155609][ T10] ipv6_add_addr+0x411/0x2000 [ 377.155609][ T10] inet6_addr_add+0x30e/0xa40 [ 377.155609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 377.155609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.155609][ T10] netlink_rcv_skb+0x130/0x360 [ 377.155609][ T10] netlink_unicast+0x449/0x710 [ 377.155609][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.155609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.155609][ T10] ___sys_sendmsg+0xee/0x170 [ 377.155609][ T10] __sys_sendmsg+0xcd/0x170 [ 377.155609][ T10] do_syscall_64+0xc6/0x1e0 [ 377.155609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.155609][ T10] [ 377.159209][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 377.159209][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 377.159209][ T10] ipv6_find_idev+0x102/0x170 [ 377.159209][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.159209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.159209][ T10] netlink_rcv_skb+0x130/0x360 [ 377.159209][ T10] netlink_unicast+0x449/0x710 [ 377.159209][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.159209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.159209][ T10] ___sys_sendmsg+0xee/0x170 [ 377.159209][ T10] __sys_sendmsg+0xcd/0x170 [ 377.159209][ T10] do_syscall_64+0xc6/0x1e0 [ 377.159209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.159209][ T10] [ 377.161780][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 377.161780][ T10] neigh_parms_alloc+0x1e5/0x510 [ 377.161780][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 377.161780][ T10] ipv6_find_idev+0x102/0x170 [ 377.161780][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 377.161780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 377.161780][ T10] netlink_rcv_skb+0x130/0x360 [ 377.161780][ T10] netlink_unicast+0x449/0x710 [ 377.161780][ T10] netlink_sendmsg+0x723/0xbe0 [ 377.161780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 377.161780][ T10] ___sys_sendmsg+0xee/0x170 [ 377.161780][ T10] __sys_sendmsg+0xcd/0x170 [ 377.161780][ T10] do_syscall_64+0xc6/0x1e0 [ 377.161780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 377.161780][ T10] [ 379.882827][ T2505] br0: port 1(vx0) entered blocking state [ 379.883012][ T2505] br0: port 1(vx0) entered disabled state [ 379.883184][ T2505] vx0: entered allmulticast mode [ 379.884362][ T2505] vx0: entered promiscuous mode [ 379.886223][ T2505] br0: port 1(vx0) entered blocking state [ 379.886390][ T2505] br0: port 1(vx0) entered forwarding state [ 383.745952][ T2537] veth0: renamed from veth1 [ 387.278827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 387.279219][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.279219][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 387.279219][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 387.279219][ T10] fib6_nh_init+0xa22/0x1580 [ 387.279219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.279219][ T10] ip6_route_add+0x1c/0x140 [ 387.279219][ T10] inet6_rtm_newroute+0x104/0x110 [ 387.279219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.279219][ T10] netlink_rcv_skb+0x130/0x360 [ 387.279219][ T10] netlink_unicast+0x449/0x710 [ 387.279219][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.279219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.279219][ T10] ___sys_sendmsg+0xee/0x170 [ 387.279219][ T10] __sys_sendmsg+0xcd/0x170 [ 387.279219][ T10] do_syscall_64+0xc6/0x1e0 [ 387.279219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.279219][ T10] [ 387.281222][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.281222][ T10] dst_init+0x84/0x4a0 [ 387.281222][ T10] dst_alloc+0x97/0x150 [ 387.281222][ T10] ip6_dst_alloc+0x23/0x90 [ 387.281222][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 387.281222][ T10] ip6_pol_route+0x56f/0x840 [ 387.281222][ T10] fib6_rule_lookup+0x456/0x630 [ 387.281222][ T10] ip6_route_input+0x59c/0xa50 [ 387.281222][ T10] ipv6_rcv+0x397/0x810 [ 387.281222][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 387.281222][ T10] process_backlog+0x101/0x620 [ 387.281222][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 387.281222][ T10] net_rx_action+0x495/0xbe0 [ 387.281222][ T10] __do_softirq+0x1b5/0x7f6 [ 387.281222][ T10] [ 387.282939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.282939][ T10] netdev_get_by_index+0x5e/0x80 [ 387.282939][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.282939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.282939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 387.282939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 387.282939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 387.282939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 387.282939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 387.282939][ T10] addrconf_dad_begin+0x310/0x670 [ 387.282939][ T10] addrconf_dad_work+0x10b/0xab0 [ 387.282939][ T10] process_one_work+0x84d/0x18a0 [ 387.282939][ T10] worker_thread+0x587/0xd30 [ 387.282939][ T10] kthread+0x28a/0x350 [ 387.282939][ T10] ret_from_fork+0x31/0x70 [ 387.282939][ T10] ret_from_fork_asm+0x1a/0x30 [ 387.282939][ T10] [ 387.284959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.284959][ T10] netdev_get_by_index+0x5e/0x80 [ 387.284959][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.284959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.284959][ T10] ip6_route_add+0x1c/0x140 [ 387.284959][ T10] addrconf_prefix_route+0x2a6/0x430 [ 387.284959][ T10] inet6_addr_add+0x4f8/0xa40 [ 387.284959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.284959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.284959][ T10] netlink_rcv_skb+0x130/0x360 [ 387.284959][ T10] netlink_unicast+0x449/0x710 [ 387.284959][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.284959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.284959][ T10] ___sys_sendmsg+0xee/0x170 [ 387.284959][ T10] __sys_sendmsg+0xcd/0x170 [ 387.284959][ T10] do_syscall_64+0xc6/0x1e0 [ 387.284959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.284959][ T10] [ 387.287018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.287018][ T10] netdev_get_by_index+0x5e/0x80 [ 387.287018][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.287018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.287018][ T10] addrconf_f6i_alloc+0x315/0x560 [ 387.287018][ T10] ipv6_add_addr+0x411/0x2000 [ 387.287018][ T10] inet6_addr_add+0x30e/0xa40 [ 387.287018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.287018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.287018][ T10] netlink_rcv_skb+0x130/0x360 [ 387.287018][ T10] netlink_unicast+0x449/0x710 [ 387.287018][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.287018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.287018][ T10] ___sys_sendmsg+0xee/0x170 [ 387.287018][ T10] __sys_sendmsg+0xcd/0x170 [ 387.287018][ T10] do_syscall_64+0xc6/0x1e0 [ 387.287018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.287018][ T10] [ 387.289087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.289087][ T10] netdev_get_by_index+0x5e/0x80 [ 387.289087][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.289087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.289087][ T10] ip6_route_add+0x1c/0x140 [ 387.289087][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 387.289087][ T10] addrconf_add_dev+0xe2/0x170 [ 387.289087][ T10] inet6_addr_add+0x12f/0xa40 [ 387.289087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.289087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.289087][ T10] netlink_rcv_skb+0x130/0x360 [ 387.289087][ T10] netlink_unicast+0x449/0x710 [ 387.289087][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.289087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.289087][ T10] ___sys_sendmsg+0xee/0x170 [ 387.289087][ T10] __sys_sendmsg+0xcd/0x170 [ 387.289087][ T10] do_syscall_64+0xc6/0x1e0 [ 387.289087][ T10] [ 387.291106][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.291106][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 387.291106][ T10] ipv6_find_idev+0x102/0x170 [ 387.291106][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.291106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.291106][ T10] netlink_rcv_skb+0x130/0x360 [ 387.291106][ T10] netlink_unicast+0x449/0x710 [ 387.291106][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.291106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.291106][ T10] ___sys_sendmsg+0xee/0x170 [ 387.291106][ T10] __sys_sendmsg+0xcd/0x170 [ 387.291106][ T10] do_syscall_64+0xc6/0x1e0 [ 387.291106][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.291106][ T10] [ 387.292718][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 387.292718][ T10] neigh_parms_alloc+0x1e5/0x510 [ 387.292718][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 387.292718][ T10] ipv6_find_idev+0x102/0x170 [ 387.292718][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.292718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.292718][ T10] netlink_rcv_skb+0x130/0x360 [ 387.292718][ T10] netlink_unicast+0x449/0x710 [ 387.292718][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.292718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.292718][ T10] ___sys_sendmsg+0xee/0x170 [ 387.292718][ T10] __sys_sendmsg+0xcd/0x170 [ 387.292718][ T10] do_syscall_64+0xc6/0x1e0 [ 387.292718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.292718][ T10] [ 387.294495][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 387.294781][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 387.294781][ T10] dst_init+0x84/0x4a0 [ 387.294781][ T10] dst_alloc+0x97/0x150 [ 387.294781][ T10] ip6_dst_alloc+0x23/0x90 [ 387.294781][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 387.294781][ T10] ip6_pol_route+0x56f/0x840 [ 387.294781][ T10] fib6_rule_lookup+0x456/0x630 [ 387.294781][ T10] ip6_route_input+0x59c/0xa50 [ 387.294781][ T10] ipv6_rcv+0x397/0x810 [ 387.294781][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 387.294781][ T10] process_backlog+0x101/0x620 [ 387.294781][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 387.294781][ T10] net_rx_action+0x495/0xbe0 [ 387.294781][ T10] __do_softirq+0x1b5/0x7f6 [ 387.294781][ T10] [ 387.296496][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.296496][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 387.296496][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 387.296496][ T10] fib6_nh_init+0xa22/0x1580 [ 387.296496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.296496][ T10] ip6_route_add+0x1c/0x140 [ 387.296496][ T10] inet6_rtm_newroute+0x104/0x110 [ 387.296496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.296496][ T10] netlink_rcv_skb+0x130/0x360 [ 387.296496][ T10] netlink_unicast+0x449/0x710 [ 387.296496][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.296496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.296496][ T10] ___sys_sendmsg+0xee/0x170 [ 387.296496][ T10] __sys_sendmsg+0xcd/0x170 [ 387.296496][ T10] do_syscall_64+0xc6/0x1e0 [ 387.296496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.296496][ T10] [ 387.298612][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.298612][ T10] netdev_get_by_index+0x5e/0x80 [ 387.298612][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.298612][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.298612][ T10] addrconf_f6i_alloc+0x265/0x560 [ 387.298612][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 387.298612][ T10] addrconf_join_anycast+0x1c0/0x220 [ 387.298612][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 387.298612][ T10] addrconf_dad_completed+0x12b/0xe20 [ 387.298612][ T10] addrconf_dad_begin+0x310/0x670 [ 387.298612][ T10] addrconf_dad_work+0x10b/0xab0 [ 387.298612][ T10] process_one_work+0x84d/0x18a0 [ 387.298612][ T10] worker_thread+0x587/0xd30 [ 387.298612][ T10] kthread+0x28a/0x350 [ 387.298612][ T10] ret_from_fork+0x31/0x70 [ 387.298612][ T10] ret_from_fork_asm+0x1a/0x30 [ 387.298612][ T10] [ 387.300865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.300865][ T10] netdev_get_by_index+0x5e/0x80 [ 387.300865][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.300865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.300865][ T10] ip6_route_add+0x1c/0x140 [ 387.300865][ T10] addrconf_prefix_route+0x2a6/0x430 [ 387.300865][ T10] inet6_addr_add+0x4f8/0xa40 [ 387.300865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.300865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.300865][ T10] netlink_rcv_skb+0x130/0x360 [ 387.300865][ T10] netlink_unicast+0x449/0x710 [ 387.300865][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.300865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.300865][ T10] ___sys_sendmsg+0xee/0x170 [ 387.300865][ T10] __sys_sendmsg+0xcd/0x170 [ 387.300865][ T10] do_syscall_64+0xc6/0x1e0 [ 387.300865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.300865][ T10] [ 387.303166][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.303166][ T10] netdev_get_by_index+0x5e/0x80 [ 387.303166][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.303166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.303166][ T10] addrconf_f6i_alloc+0x315/0x560 [ 387.303166][ T10] ipv6_add_addr+0x411/0x2000 [ 387.303166][ T10] inet6_addr_add+0x30e/0xa40 [ 387.303166][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.303166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.303166][ T10] netlink_rcv_skb+0x130/0x360 [ 387.303166][ T10] netlink_unicast+0x449/0x710 [ 387.303166][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.303166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.303166][ T10] ___sys_sendmsg+0xee/0x170 [ 387.303166][ T10] __sys_sendmsg+0xcd/0x170 [ 387.303166][ T10] do_syscall_64+0xc6/0x1e0 [ 387.303166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.303166][ T10] [ 387.305489][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.305489][ T10] netdev_get_by_index+0x5e/0x80 [ 387.305489][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.305489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.305489][ T10] ip6_route_add+0x1c/0x140 [ 387.305489][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 387.305489][ T10] addrconf_add_dev+0xe2/0x170 [ 387.305489][ T10] inet6_addr_add+0x12f/0xa40 [ 387.305489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.305489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.305489][ T10] netlink_rcv_skb+0x130/0x360 [ 387.305489][ T10] netlink_unicast+0x449/0x710 [ 387.305489][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.305489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.305489][ T10] ___sys_sendmsg+0xee/0x170 [ 387.305489][ T10] __sys_sendmsg+0xcd/0x170 [ 387.305489][ T10] do_syscall_64+0xc6/0x1e0 [ 387.305489][ T10] [ 387.307850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.307850][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 387.307850][ T10] ipv6_find_idev+0x102/0x170 [ 387.307850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.307850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.307850][ T10] netlink_rcv_skb+0x130/0x360 [ 387.307850][ T10] netlink_unicast+0x449/0x710 [ 387.307850][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.307850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.307850][ T10] ___sys_sendmsg+0xee/0x170 [ 387.307850][ T10] __sys_sendmsg+0xcd/0x170 [ 387.307850][ T10] do_syscall_64+0xc6/0x1e0 [ 387.307850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.307850][ T10] [ 387.309592][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 387.309592][ T10] neigh_parms_alloc+0x1e5/0x510 [ 387.309592][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 387.309592][ T10] ipv6_find_idev+0x102/0x170 [ 387.309592][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.309592][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.309592][ T10] netlink_rcv_skb+0x130/0x360 [ 387.309592][ T10] netlink_unicast+0x449/0x710 [ 387.309592][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.309592][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.309592][ T10] ___sys_sendmsg+0xee/0x170 [ 387.309592][ T10] __sys_sendmsg+0xcd/0x170 [ 387.309592][ T10] do_syscall_64+0xc6/0x1e0 [ 387.309592][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.309592][ T10] [ 387.311529][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 387.311857][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 387.311857][ T10] netdev_get_by_index+0x5e/0x80 [ 387.311857][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.311857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.311857][ T10] ip6_route_add+0x1c/0x140 [ 387.311857][ T10] addrconf_prefix_route+0x2a6/0x430 [ 387.311857][ T10] inet6_addr_add+0x4f8/0xa40 [ 387.311857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.311857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.311857][ T10] netlink_rcv_skb+0x130/0x360 [ 387.311857][ T10] netlink_unicast+0x449/0x710 [ 387.311857][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.311857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.311857][ T10] ___sys_sendmsg+0xee/0x170 [ 387.311857][ T10] __sys_sendmsg+0xcd/0x170 [ 387.311857][ T10] do_syscall_64+0xc6/0x1e0 [ 387.311857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.311857][ T10] [ 387.314012][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 387.314012][ T10] netdev_get_by_index+0x5e/0x80 [ 387.314012][ T10] fib6_nh_init+0x3d8/0x1580 [ 387.314012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 387.314012][ T10] addrconf_f6i_alloc+0x315/0x560 [ 387.314012][ T10] ipv6_add_addr+0x411/0x2000 [ 387.314012][ T10] inet6_addr_add+0x30e/0xa40 [ 387.314012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 387.314012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.314012][ T10] netlink_rcv_skb+0x130/0x360 [ 387.314012][ T10] netlink_unicast+0x449/0x710 [ 387.314012][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.314012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.314012][ T10] ___sys_sendmsg+0xee/0x170 [ 387.314012][ T10] __sys_sendmsg+0xcd/0x170 [ 387.314012][ T10] do_syscall_64+0xc6/0x1e0 [ 387.314012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.314012][ T10] [ 387.316209][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 387.316209][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 387.316209][ T10] ipv6_find_idev+0x102/0x170 [ 387.316209][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.316209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.316209][ T10] netlink_rcv_skb+0x130/0x360 [ 387.316209][ T10] netlink_unicast+0x449/0x710 [ 387.316209][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.316209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.316209][ T10] ___sys_sendmsg+0xee/0x170 [ 387.316209][ T10] __sys_sendmsg+0xcd/0x170 [ 387.316209][ T10] do_syscall_64+0xc6/0x1e0 [ 387.316209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.316209][ T10] [ 387.318072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 387.318072][ T10] neigh_parms_alloc+0x1e5/0x510 [ 387.318072][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 387.318072][ T10] ipv6_find_idev+0x102/0x170 [ 387.318072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 387.318072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 387.318072][ T10] netlink_rcv_skb+0x130/0x360 [ 387.318072][ T10] netlink_unicast+0x449/0x710 [ 387.318072][ T10] netlink_sendmsg+0x723/0xbe0 [ 387.318072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 387.318072][ T10] ___sys_sendmsg+0xee/0x170 [ 387.318072][ T10] __sys_sendmsg+0xcd/0x170 [ 387.318072][ T10] do_syscall_64+0xc6/0x1e0 [ 387.318072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 387.318072][ T10] [ 387.539146][ T2564] br0: port 1(vx0) entered blocking state [ 387.539404][ T2564] br0: port 1(vx0) entered disabled state [ 387.539578][ T2564] vx0: entered allmulticast mode [ 387.541081][ T2564] vx0: entered promiscuous mode [ 387.542934][ T2564] br0: port 1(vx0) entered blocking state [ 387.543106][ T2564] br0: port 1(vx0) entered forwarding state [ 392.796773][ T2594] br0: port 1(vx0) entered blocking state [ 392.797062][ T2594] br0: port 1(vx0) entered disabled state [ 392.797236][ T2594] vx0: entered allmulticast mode [ 392.798411][ T2594] vx0: entered promiscuous mode [ 392.800242][ T2594] br0: port 1(vx0) entered blocking state [ 392.800404][ T2594] br0: port 1(vx0) entered forwarding state [ 397.454953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 397.455352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.455352][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 397.455352][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 397.455352][ T10] fib6_nh_init+0xa22/0x1580 [ 397.455352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.455352][ T10] ip6_route_add+0x1c/0x140 [ 397.455352][ T10] inet6_rtm_newroute+0x104/0x110 [ 397.455352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.455352][ T10] netlink_rcv_skb+0x130/0x360 [ 397.455352][ T10] netlink_unicast+0x449/0x710 [ 397.455352][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.455352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.455352][ T10] ___sys_sendmsg+0xee/0x170 [ 397.455352][ T10] __sys_sendmsg+0xcd/0x170 [ 397.455352][ T10] do_syscall_64+0xc6/0x1e0 [ 397.455352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.455352][ T10] [ 397.457484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.457484][ T10] dst_init+0x84/0x4a0 [ 397.457484][ T10] dst_alloc+0x97/0x150 [ 397.457484][ T10] ip6_dst_alloc+0x23/0x90 [ 397.457484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 397.457484][ T10] ip6_pol_route+0x56f/0x840 [ 397.457484][ T10] fib6_rule_lookup+0x456/0x630 [ 397.457484][ T10] ip6_route_input+0x59c/0xa50 [ 397.457484][ T10] ipv6_rcv+0x397/0x810 [ 397.457484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 397.457484][ T10] process_backlog+0x101/0x620 [ 397.457484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 397.457484][ T10] net_rx_action+0x495/0xbe0 [ 397.457484][ T10] __do_softirq+0x1b5/0x7f6 [ 397.457484][ T10] [ 397.459304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.459304][ T10] netdev_get_by_index+0x5e/0x80 [ 397.459304][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.459304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.459304][ T10] addrconf_f6i_alloc+0x265/0x560 [ 397.459304][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 397.459304][ T10] addrconf_join_anycast+0x1c0/0x220 [ 397.459304][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 397.459304][ T10] addrconf_dad_completed+0x12b/0xe20 [ 397.459304][ T10] addrconf_dad_begin+0x310/0x670 [ 397.459304][ T10] addrconf_dad_work+0x10b/0xab0 [ 397.459304][ T10] process_one_work+0x84d/0x18a0 [ 397.459304][ T10] worker_thread+0x587/0xd30 [ 397.459304][ T10] kthread+0x28a/0x350 [ 397.459304][ T10] ret_from_fork+0x31/0x70 [ 397.459304][ T10] ret_from_fork_asm+0x1a/0x30 [ 397.459304][ T10] [ 397.461253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.461253][ T10] netdev_get_by_index+0x5e/0x80 [ 397.461253][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.461253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.461253][ T10] ip6_route_add+0x1c/0x140 [ 397.461253][ T10] addrconf_prefix_route+0x2a6/0x430 [ 397.461253][ T10] inet6_addr_add+0x4f8/0xa40 [ 397.461253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.461253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.461253][ T10] netlink_rcv_skb+0x130/0x360 [ 397.461253][ T10] netlink_unicast+0x449/0x710 [ 397.461253][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.461253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.461253][ T10] ___sys_sendmsg+0xee/0x170 [ 397.461253][ T10] __sys_sendmsg+0xcd/0x170 [ 397.461253][ T10] do_syscall_64+0xc6/0x1e0 [ 397.461253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.461253][ T10] [ 397.463298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.463298][ T10] netdev_get_by_index+0x5e/0x80 [ 397.463298][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.463298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.463298][ T10] addrconf_f6i_alloc+0x315/0x560 [ 397.463298][ T10] ipv6_add_addr+0x411/0x2000 [ 397.463298][ T10] inet6_addr_add+0x30e/0xa40 [ 397.463298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.463298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.463298][ T10] netlink_rcv_skb+0x130/0x360 [ 397.463298][ T10] netlink_unicast+0x449/0x710 [ 397.463298][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.463298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.463298][ T10] ___sys_sendmsg+0xee/0x170 [ 397.463298][ T10] __sys_sendmsg+0xcd/0x170 [ 397.463298][ T10] do_syscall_64+0xc6/0x1e0 [ 397.463298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.463298][ T10] [ 397.465313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.465313][ T10] netdev_get_by_index+0x5e/0x80 [ 397.465313][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.465313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.465313][ T10] ip6_route_add+0x1c/0x140 [ 397.465313][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 397.465313][ T10] addrconf_add_dev+0xe2/0x170 [ 397.465313][ T10] inet6_addr_add+0x12f/0xa40 [ 397.465313][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.465313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.465313][ T10] netlink_rcv_skb+0x130/0x360 [ 397.465313][ T10] netlink_unicast+0x449/0x710 [ 397.465313][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.465313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.465313][ T10] ___sys_sendmsg+0xee/0x170 [ 397.465313][ T10] __sys_sendmsg+0xcd/0x170 [ 397.465313][ T10] do_syscall_64+0xc6/0x1e0 [ 397.465313][ T10] [ 397.467356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.467356][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 397.467356][ T10] ipv6_find_idev+0x102/0x170 [ 397.467356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.467356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.467356][ T10] netlink_rcv_skb+0x130/0x360 [ 397.467356][ T10] netlink_unicast+0x449/0x710 [ 397.467356][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.467356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.467356][ T10] ___sys_sendmsg+0xee/0x170 [ 397.467356][ T10] __sys_sendmsg+0xcd/0x170 [ 397.467356][ T10] do_syscall_64+0xc6/0x1e0 [ 397.467356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.467356][ T10] [ 397.468922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 397.468922][ T10] neigh_parms_alloc+0x1e5/0x510 [ 397.468922][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 397.468922][ T10] ipv6_find_idev+0x102/0x170 [ 397.468922][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.468922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.468922][ T10] netlink_rcv_skb+0x130/0x360 [ 397.468922][ T10] netlink_unicast+0x449/0x710 [ 397.468922][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.468922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.468922][ T10] ___sys_sendmsg+0xee/0x170 [ 397.468922][ T10] __sys_sendmsg+0xcd/0x170 [ 397.468922][ T10] do_syscall_64+0xc6/0x1e0 [ 397.468922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.468922][ T10] [ 397.470642][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 397.470939][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 397.470939][ T10] dst_init+0x84/0x4a0 [ 397.470939][ T10] dst_alloc+0x97/0x150 [ 397.470939][ T10] ip6_dst_alloc+0x23/0x90 [ 397.470939][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 397.470939][ T10] ip6_pol_route+0x56f/0x840 [ 397.470939][ T10] fib6_rule_lookup+0x456/0x630 [ 397.470939][ T10] ip6_route_input+0x59c/0xa50 [ 397.470939][ T10] ipv6_rcv+0x397/0x810 [ 397.470939][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 397.470939][ T10] process_backlog+0x101/0x620 [ 397.470939][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 397.470939][ T10] net_rx_action+0x495/0xbe0 [ 397.470939][ T10] __do_softirq+0x1b5/0x7f6 [ 397.470939][ T10] [ 397.472599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.472599][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 397.472599][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 397.472599][ T10] fib6_nh_init+0xa22/0x1580 [ 397.472599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.472599][ T10] ip6_route_add+0x1c/0x140 [ 397.472599][ T10] inet6_rtm_newroute+0x104/0x110 [ 397.472599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.472599][ T10] netlink_rcv_skb+0x130/0x360 [ 397.472599][ T10] netlink_unicast+0x449/0x710 [ 397.472599][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.472599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.472599][ T10] ___sys_sendmsg+0xee/0x170 [ 397.472599][ T10] __sys_sendmsg+0xcd/0x170 [ 397.472599][ T10] do_syscall_64+0xc6/0x1e0 [ 397.472599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.472599][ T10] [ 397.474529][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.474529][ T10] netdev_get_by_index+0x5e/0x80 [ 397.474529][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.474529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.474529][ T10] addrconf_f6i_alloc+0x265/0x560 [ 397.474529][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 397.474529][ T10] addrconf_join_anycast+0x1c0/0x220 [ 397.474529][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 397.474529][ T10] addrconf_dad_completed+0x12b/0xe20 [ 397.474529][ T10] addrconf_dad_begin+0x310/0x670 [ 397.474529][ T10] addrconf_dad_work+0x10b/0xab0 [ 397.474529][ T10] process_one_work+0x84d/0x18a0 [ 397.474529][ T10] worker_thread+0x587/0xd30 [ 397.474529][ T10] kthread+0x28a/0x350 [ 397.474529][ T10] ret_from_fork+0x31/0x70 [ 397.474529][ T10] ret_from_fork_asm+0x1a/0x30 [ 397.474529][ T10] [ 397.476462][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.476462][ T10] netdev_get_by_index+0x5e/0x80 [ 397.476462][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.476462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.476462][ T10] ip6_route_add+0x1c/0x140 [ 397.476462][ T10] addrconf_prefix_route+0x2a6/0x430 [ 397.476462][ T10] inet6_addr_add+0x4f8/0xa40 [ 397.476462][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.476462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.476462][ T10] netlink_rcv_skb+0x130/0x360 [ 397.476462][ T10] netlink_unicast+0x449/0x710 [ 397.476462][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.476462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.476462][ T10] ___sys_sendmsg+0xee/0x170 [ 397.476462][ T10] __sys_sendmsg+0xcd/0x170 [ 397.476462][ T10] do_syscall_64+0xc6/0x1e0 [ 397.476462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.476462][ T10] [ 397.478481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.478481][ T10] netdev_get_by_index+0x5e/0x80 [ 397.478481][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.478481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.478481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 397.478481][ T10] ipv6_add_addr+0x411/0x2000 [ 397.478481][ T10] inet6_addr_add+0x30e/0xa40 [ 397.478481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.478481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.478481][ T10] netlink_rcv_skb+0x130/0x360 [ 397.478481][ T10] netlink_unicast+0x449/0x710 [ 397.478481][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.478481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.478481][ T10] ___sys_sendmsg+0xee/0x170 [ 397.478481][ T10] __sys_sendmsg+0xcd/0x170 [ 397.478481][ T10] do_syscall_64+0xc6/0x1e0 [ 397.478481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.478481][ T10] [ 397.480499][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.480499][ T10] netdev_get_by_index+0x5e/0x80 [ 397.480499][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.480499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.480499][ T10] ip6_route_add+0x1c/0x140 [ 397.480499][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 397.480499][ T10] addrconf_add_dev+0xe2/0x170 [ 397.480499][ T10] inet6_addr_add+0x12f/0xa40 [ 397.480499][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.480499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.480499][ T10] netlink_rcv_skb+0x130/0x360 [ 397.480499][ T10] netlink_unicast+0x449/0x710 [ 397.480499][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.480499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.480499][ T10] ___sys_sendmsg+0xee/0x170 [ 397.480499][ T10] __sys_sendmsg+0xcd/0x170 [ 397.480499][ T10] do_syscall_64+0xc6/0x1e0 [ 397.480499][ T10] [ 397.482688][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.482688][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 397.482688][ T10] ipv6_find_idev+0x102/0x170 [ 397.482688][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.482688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.482688][ T10] netlink_rcv_skb+0x130/0x360 [ 397.482688][ T10] netlink_unicast+0x449/0x710 [ 397.482688][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.482688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.482688][ T10] ___sys_sendmsg+0xee/0x170 [ 397.482688][ T10] __sys_sendmsg+0xcd/0x170 [ 397.482688][ T10] do_syscall_64+0xc6/0x1e0 [ 397.482688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.482688][ T10] [ 397.484512][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 397.484512][ T10] neigh_parms_alloc+0x1e5/0x510 [ 397.484512][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 397.484512][ T10] ipv6_find_idev+0x102/0x170 [ 397.484512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.484512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.484512][ T10] netlink_rcv_skb+0x130/0x360 [ 397.484512][ T10] netlink_unicast+0x449/0x710 [ 397.484512][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.484512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.484512][ T10] ___sys_sendmsg+0xee/0x170 [ 397.484512][ T10] __sys_sendmsg+0xcd/0x170 [ 397.484512][ T10] do_syscall_64+0xc6/0x1e0 [ 397.484512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.484512][ T10] [ 397.486437][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 397.486684][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 397.486684][ T10] netdev_get_by_index+0x5e/0x80 [ 397.486684][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.486684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.486684][ T10] ip6_route_add+0x1c/0x140 [ 397.486684][ T10] addrconf_prefix_route+0x2a6/0x430 [ 397.486684][ T10] inet6_addr_add+0x4f8/0xa40 [ 397.486684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.486684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.486684][ T10] netlink_rcv_skb+0x130/0x360 [ 397.486684][ T10] netlink_unicast+0x449/0x710 [ 397.486684][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.486684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.486684][ T10] ___sys_sendmsg+0xee/0x170 [ 397.486684][ T10] __sys_sendmsg+0xcd/0x170 [ 397.486684][ T10] do_syscall_64+0xc6/0x1e0 [ 397.486684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.486684][ T10] [ 397.488999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 397.488999][ T10] netdev_get_by_index+0x5e/0x80 [ 397.488999][ T10] fib6_nh_init+0x3d8/0x1580 [ 397.488999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 397.488999][ T10] addrconf_f6i_alloc+0x315/0x560 [ 397.488999][ T10] ipv6_add_addr+0x411/0x2000 [ 397.488999][ T10] inet6_addr_add+0x30e/0xa40 [ 397.488999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 397.488999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.488999][ T10] netlink_rcv_skb+0x130/0x360 [ 397.488999][ T10] netlink_unicast+0x449/0x710 [ 397.488999][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.488999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.488999][ T10] ___sys_sendmsg+0xee/0x170 [ 397.488999][ T10] __sys_sendmsg+0xcd/0x170 [ 397.488999][ T10] do_syscall_64+0xc6/0x1e0 [ 397.488999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.488999][ T10] [ 397.491241][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 397.491241][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 397.491241][ T10] ipv6_find_idev+0x102/0x170 [ 397.491241][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.491241][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.491241][ T10] netlink_rcv_skb+0x130/0x360 [ 397.491241][ T10] netlink_unicast+0x449/0x710 [ 397.491241][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.491241][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.491241][ T10] ___sys_sendmsg+0xee/0x170 [ 397.491241][ T10] __sys_sendmsg+0xcd/0x170 [ 397.491241][ T10] do_syscall_64+0xc6/0x1e0 [ 397.491241][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.491241][ T10] [ 397.492897][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 397.492897][ T10] neigh_parms_alloc+0x1e5/0x510 [ 397.492897][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 397.492897][ T10] ipv6_find_idev+0x102/0x170 [ 397.492897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 397.492897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 397.492897][ T10] netlink_rcv_skb+0x130/0x360 [ 397.492897][ T10] netlink_unicast+0x449/0x710 [ 397.492897][ T10] netlink_sendmsg+0x723/0xbe0 [ 397.492897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 397.492897][ T10] ___sys_sendmsg+0xee/0x170 [ 397.492897][ T10] __sys_sendmsg+0xcd/0x170 [ 397.492897][ T10] do_syscall_64+0xc6/0x1e0 [ 397.492897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 397.492897][ T10] [ 407.639693][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 407.640164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.640164][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 407.640164][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 407.640164][ T10] fib6_nh_init+0xa22/0x1580 [ 407.640164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.640164][ T10] ip6_route_add+0x1c/0x140 [ 407.640164][ T10] inet6_rtm_newroute+0x104/0x110 [ 407.640164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.640164][ T10] netlink_rcv_skb+0x130/0x360 [ 407.640164][ T10] netlink_unicast+0x449/0x710 [ 407.640164][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.640164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.640164][ T10] ___sys_sendmsg+0xee/0x170 [ 407.640164][ T10] __sys_sendmsg+0xcd/0x170 [ 407.640164][ T10] do_syscall_64+0xc6/0x1e0 [ 407.640164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.640164][ T10] [ 407.642501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.642501][ T10] dst_init+0x84/0x4a0 [ 407.642501][ T10] dst_alloc+0x97/0x150 [ 407.642501][ T10] ip6_dst_alloc+0x23/0x90 [ 407.642501][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 407.642501][ T10] ip6_pol_route+0x56f/0x840 [ 407.642501][ T10] fib6_rule_lookup+0x456/0x630 [ 407.642501][ T10] ip6_route_input+0x59c/0xa50 [ 407.642501][ T10] ipv6_rcv+0x397/0x810 [ 407.642501][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 407.642501][ T10] process_backlog+0x101/0x620 [ 407.642501][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 407.642501][ T10] net_rx_action+0x495/0xbe0 [ 407.642501][ T10] __do_softirq+0x1b5/0x7f6 [ 407.642501][ T10] [ 407.644540][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.644540][ T10] netdev_get_by_index+0x5e/0x80 [ 407.644540][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.644540][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.644540][ T10] addrconf_f6i_alloc+0x265/0x560 [ 407.644540][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 407.644540][ T10] addrconf_join_anycast+0x1c0/0x220 [ 407.644540][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 407.644540][ T10] addrconf_dad_completed+0x12b/0xe20 [ 407.644540][ T10] addrconf_dad_begin+0x310/0x670 [ 407.644540][ T10] addrconf_dad_work+0x10b/0xab0 [ 407.644540][ T10] process_one_work+0x84d/0x18a0 [ 407.644540][ T10] worker_thread+0x587/0xd30 [ 407.644540][ T10] kthread+0x28a/0x350 [ 407.644540][ T10] ret_from_fork+0x31/0x70 [ 407.644540][ T10] ret_from_fork_asm+0x1a/0x30 [ 407.644540][ T10] [ 407.646915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.646915][ T10] netdev_get_by_index+0x5e/0x80 [ 407.646915][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.646915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.646915][ T10] ip6_route_add+0x1c/0x140 [ 407.646915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 407.646915][ T10] inet6_addr_add+0x4f8/0xa40 [ 407.646915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.646915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.646915][ T10] netlink_rcv_skb+0x130/0x360 [ 407.646915][ T10] netlink_unicast+0x449/0x710 [ 407.646915][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.646915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.646915][ T10] ___sys_sendmsg+0xee/0x170 [ 407.646915][ T10] __sys_sendmsg+0xcd/0x170 [ 407.646915][ T10] do_syscall_64+0xc6/0x1e0 [ 407.646915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.646915][ T10] [ 407.649330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.649330][ T10] netdev_get_by_index+0x5e/0x80 [ 407.649330][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.649330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.649330][ T10] addrconf_f6i_alloc+0x315/0x560 [ 407.649330][ T10] ipv6_add_addr+0x411/0x2000 [ 407.649330][ T10] inet6_addr_add+0x30e/0xa40 [ 407.649330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.649330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.649330][ T10] netlink_rcv_skb+0x130/0x360 [ 407.649330][ T10] netlink_unicast+0x449/0x710 [ 407.649330][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.649330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.649330][ T10] ___sys_sendmsg+0xee/0x170 [ 407.649330][ T10] __sys_sendmsg+0xcd/0x170 [ 407.649330][ T10] do_syscall_64+0xc6/0x1e0 [ 407.649330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.649330][ T10] [ 407.651774][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.651774][ T10] netdev_get_by_index+0x5e/0x80 [ 407.651774][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.651774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.651774][ T10] ip6_route_add+0x1c/0x140 [ 407.651774][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 407.651774][ T10] addrconf_add_dev+0xe2/0x170 [ 407.651774][ T10] inet6_addr_add+0x12f/0xa40 [ 407.651774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.651774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.651774][ T10] netlink_rcv_skb+0x130/0x360 [ 407.651774][ T10] netlink_unicast+0x449/0x710 [ 407.651774][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.651774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.651774][ T10] ___sys_sendmsg+0xee/0x170 [ 407.651774][ T10] __sys_sendmsg+0xcd/0x170 [ 407.651774][ T10] do_syscall_64+0xc6/0x1e0 [ 407.651774][ T10] [ 407.654133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.654133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 407.654133][ T10] ipv6_find_idev+0x102/0x170 [ 407.654133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.654133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.654133][ T10] netlink_rcv_skb+0x130/0x360 [ 407.654133][ T10] netlink_unicast+0x449/0x710 [ 407.654133][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.654133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.654133][ T10] ___sys_sendmsg+0xee/0x170 [ 407.654133][ T10] __sys_sendmsg+0xcd/0x170 [ 407.654133][ T10] do_syscall_64+0xc6/0x1e0 [ 407.654133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.654133][ T10] [ 407.656027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 407.656027][ T10] neigh_parms_alloc+0x1e5/0x510 [ 407.656027][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 407.656027][ T10] ipv6_find_idev+0x102/0x170 [ 407.656027][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.656027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.656027][ T10] netlink_rcv_skb+0x130/0x360 [ 407.656027][ T10] netlink_unicast+0x449/0x710 [ 407.656027][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.656027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.656027][ T10] ___sys_sendmsg+0xee/0x170 [ 407.656027][ T10] __sys_sendmsg+0xcd/0x170 [ 407.656027][ T10] do_syscall_64+0xc6/0x1e0 [ 407.656027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.656027][ T10] [ 407.658564][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 407.658986][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 407.658986][ T10] dst_init+0x84/0x4a0 [ 407.658986][ T10] dst_alloc+0x97/0x150 [ 407.658986][ T10] ip6_dst_alloc+0x23/0x90 [ 407.658986][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 407.658986][ T10] ip6_pol_route+0x56f/0x840 [ 407.658986][ T10] fib6_rule_lookup+0x456/0x630 [ 407.658986][ T10] ip6_route_input+0x59c/0xa50 [ 407.658986][ T10] ipv6_rcv+0x397/0x810 [ 407.658986][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 407.658986][ T10] process_backlog+0x101/0x620 [ 407.658986][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 407.658986][ T10] net_rx_action+0x495/0xbe0 [ 407.658986][ T10] __do_softirq+0x1b5/0x7f6 [ 407.658986][ T10] [ 407.661130][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.661130][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 407.661130][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 407.661130][ T10] fib6_nh_init+0xa22/0x1580 [ 407.661130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.661130][ T10] ip6_route_add+0x1c/0x140 [ 407.661130][ T10] inet6_rtm_newroute+0x104/0x110 [ 407.661130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.661130][ T10] netlink_rcv_skb+0x130/0x360 [ 407.661130][ T10] netlink_unicast+0x449/0x710 [ 407.661130][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.661130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.661130][ T10] ___sys_sendmsg+0xee/0x170 [ 407.661130][ T10] __sys_sendmsg+0xcd/0x170 [ 407.661130][ T10] do_syscall_64+0xc6/0x1e0 [ 407.661130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.661130][ T10] [ 407.663752][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.663752][ T10] netdev_get_by_index+0x5e/0x80 [ 407.663752][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.663752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.663752][ T10] addrconf_f6i_alloc+0x265/0x560 [ 407.663752][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 407.663752][ T10] addrconf_join_anycast+0x1c0/0x220 [ 407.663752][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 407.663752][ T10] addrconf_dad_completed+0x12b/0xe20 [ 407.663752][ T10] addrconf_dad_begin+0x310/0x670 [ 407.663752][ T10] addrconf_dad_work+0x10b/0xab0 [ 407.663752][ T10] process_one_work+0x84d/0x18a0 [ 407.663752][ T10] worker_thread+0x587/0xd30 [ 407.663752][ T10] kthread+0x28a/0x350 [ 407.663752][ T10] ret_from_fork+0x31/0x70 [ 407.663752][ T10] ret_from_fork_asm+0x1a/0x30 [ 407.663752][ T10] [ 407.666330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.666330][ T10] netdev_get_by_index+0x5e/0x80 [ 407.666330][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.666330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.666330][ T10] ip6_route_add+0x1c/0x140 [ 407.666330][ T10] addrconf_prefix_route+0x2a6/0x430 [ 407.666330][ T10] inet6_addr_add+0x4f8/0xa40 [ 407.666330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.666330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.666330][ T10] netlink_rcv_skb+0x130/0x360 [ 407.666330][ T10] netlink_unicast+0x449/0x710 [ 407.666330][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.666330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.666330][ T10] ___sys_sendmsg+0xee/0x170 [ 407.666330][ T10] __sys_sendmsg+0xcd/0x170 [ 407.666330][ T10] do_syscall_64+0xc6/0x1e0 [ 407.666330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.666330][ T10] [ 407.669024][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.669024][ T10] netdev_get_by_index+0x5e/0x80 [ 407.669024][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.669024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.669024][ T10] addrconf_f6i_alloc+0x315/0x560 [ 407.669024][ T10] ipv6_add_addr+0x411/0x2000 [ 407.669024][ T10] inet6_addr_add+0x30e/0xa40 [ 407.669024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.669024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.669024][ T10] netlink_rcv_skb+0x130/0x360 [ 407.669024][ T10] netlink_unicast+0x449/0x710 [ 407.669024][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.669024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.669024][ T10] ___sys_sendmsg+0xee/0x170 [ 407.669024][ T10] __sys_sendmsg+0xcd/0x170 [ 407.669024][ T10] do_syscall_64+0xc6/0x1e0 [ 407.669024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.669024][ T10] [ 407.671734][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.671734][ T10] netdev_get_by_index+0x5e/0x80 [ 407.671734][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.671734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.671734][ T10] ip6_route_add+0x1c/0x140 [ 407.671734][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 407.671734][ T10] addrconf_add_dev+0xe2/0x170 [ 407.671734][ T10] inet6_addr_add+0x12f/0xa40 [ 407.671734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.671734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.671734][ T10] netlink_rcv_skb+0x130/0x360 [ 407.671734][ T10] netlink_unicast+0x449/0x710 [ 407.671734][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.671734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.671734][ T10] ___sys_sendmsg+0xee/0x170 [ 407.671734][ T10] __sys_sendmsg+0xcd/0x170 [ 407.671734][ T10] do_syscall_64+0xc6/0x1e0 [ 407.671734][ T10] [ 407.674432][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.674432][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 407.674432][ T10] ipv6_find_idev+0x102/0x170 [ 407.674432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.674432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.674432][ T10] netlink_rcv_skb+0x130/0x360 [ 407.674432][ T10] netlink_unicast+0x449/0x710 [ 407.674432][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.674432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.674432][ T10] ___sys_sendmsg+0xee/0x170 [ 407.674432][ T10] __sys_sendmsg+0xcd/0x170 [ 407.674432][ T10] do_syscall_64+0xc6/0x1e0 [ 407.674432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.674432][ T10] [ 407.676721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 407.676721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 407.676721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 407.676721][ T10] ipv6_find_idev+0x102/0x170 [ 407.676721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.676721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.676721][ T10] netlink_rcv_skb+0x130/0x360 [ 407.676721][ T10] netlink_unicast+0x449/0x710 [ 407.676721][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.676721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.676721][ T10] ___sys_sendmsg+0xee/0x170 [ 407.676721][ T10] __sys_sendmsg+0xcd/0x170 [ 407.676721][ T10] do_syscall_64+0xc6/0x1e0 [ 407.676721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.676721][ T10] [ 407.678919][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 407.679213][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 407.679213][ T10] netdev_get_by_index+0x5e/0x80 [ 407.679213][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.679213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.679213][ T10] ip6_route_add+0x1c/0x140 [ 407.679213][ T10] addrconf_prefix_route+0x2a6/0x430 [ 407.679213][ T10] inet6_addr_add+0x4f8/0xa40 [ 407.679213][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.679213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.679213][ T10] netlink_rcv_skb+0x130/0x360 [ 407.679213][ T10] netlink_unicast+0x449/0x710 [ 407.679213][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.679213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.679213][ T10] ___sys_sendmsg+0xee/0x170 [ 407.679213][ T10] __sys_sendmsg+0xcd/0x170 [ 407.679213][ T10] do_syscall_64+0xc6/0x1e0 [ 407.679213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.679213][ T10] [ 407.681942][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 407.681942][ T10] netdev_get_by_index+0x5e/0x80 [ 407.681942][ T10] fib6_nh_init+0x3d8/0x1580 [ 407.681942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 407.681942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 407.681942][ T10] ipv6_add_addr+0x411/0x2000 [ 407.681942][ T10] inet6_addr_add+0x30e/0xa40 [ 407.681942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 407.681942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.681942][ T10] netlink_rcv_skb+0x130/0x360 [ 407.681942][ T10] netlink_unicast+0x449/0x710 [ 407.681942][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.681942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.681942][ T10] ___sys_sendmsg+0xee/0x170 [ 407.681942][ T10] __sys_sendmsg+0xcd/0x170 [ 407.681942][ T10] do_syscall_64+0xc6/0x1e0 [ 407.681942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.681942][ T10] [ 407.684571][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 407.684571][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 407.684571][ T10] ipv6_find_idev+0x102/0x170 [ 407.684571][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.684571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.684571][ T10] netlink_rcv_skb+0x130/0x360 [ 407.684571][ T10] netlink_unicast+0x449/0x710 [ 407.684571][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.684571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.684571][ T10] ___sys_sendmsg+0xee/0x170 [ 407.684571][ T10] __sys_sendmsg+0xcd/0x170 [ 407.684571][ T10] do_syscall_64+0xc6/0x1e0 [ 407.684571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.684571][ T10] [ 407.686886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 407.686886][ T10] neigh_parms_alloc+0x1e5/0x510 [ 407.686886][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 407.686886][ T10] ipv6_find_idev+0x102/0x170 [ 407.686886][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 407.686886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 407.686886][ T10] netlink_rcv_skb+0x130/0x360 [ 407.686886][ T10] netlink_unicast+0x449/0x710 [ 407.686886][ T10] netlink_sendmsg+0x723/0xbe0 [ 407.686886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 407.686886][ T10] ___sys_sendmsg+0xee/0x170 [ 407.686886][ T10] __sys_sendmsg+0xcd/0x170 [ 407.686886][ T10] do_syscall_64+0xc6/0x1e0 [ 407.686886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 407.686886][ T10] [ 413.501104][ T2788] veth0: renamed from veth1 [ 417.448080][ T2815] br0: port 1(vx0) entered blocking state [ 417.448348][ T2815] br0: port 1(vx0) entered disabled state [ 417.448532][ T2815] vx0: entered allmulticast mode [ 417.449704][ T2815] vx0: entered promiscuous mode [ 417.451495][ T2815] br0: port 1(vx0) entered blocking state [ 417.451661][ T2815] br0: port 1(vx0) entered forwarding state [ 417.830850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 417.831180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.831180][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 417.831180][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 417.831180][ T10] fib6_nh_init+0xa22/0x1580 [ 417.831180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.831180][ T10] ip6_route_add+0x1c/0x140 [ 417.831180][ T10] inet6_rtm_newroute+0x104/0x110 [ 417.831180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.831180][ T10] netlink_rcv_skb+0x130/0x360 [ 417.831180][ T10] netlink_unicast+0x449/0x710 [ 417.831180][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.831180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.831180][ T10] ___sys_sendmsg+0xee/0x170 [ 417.831180][ T10] __sys_sendmsg+0xcd/0x170 [ 417.831180][ T10] do_syscall_64+0xc6/0x1e0 [ 417.831180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.831180][ T10] [ 417.833192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.833192][ T10] dst_init+0x84/0x4a0 [ 417.833192][ T10] dst_alloc+0x97/0x150 [ 417.833192][ T10] ip6_dst_alloc+0x23/0x90 [ 417.833192][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 417.833192][ T10] ip6_pol_route+0x56f/0x840 [ 417.833192][ T10] fib6_rule_lookup+0x456/0x630 [ 417.833192][ T10] ip6_route_input+0x59c/0xa50 [ 417.833192][ T10] ipv6_rcv+0x397/0x810 [ 417.833192][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 417.833192][ T10] process_backlog+0x101/0x620 [ 417.833192][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 417.833192][ T10] net_rx_action+0x495/0xbe0 [ 417.833192][ T10] __do_softirq+0x1b5/0x7f6 [ 417.833192][ T10] [ 417.834913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.834913][ T10] netdev_get_by_index+0x5e/0x80 [ 417.834913][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.834913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.834913][ T10] addrconf_f6i_alloc+0x265/0x560 [ 417.834913][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 417.834913][ T10] addrconf_join_anycast+0x1c0/0x220 [ 417.834913][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 417.834913][ T10] addrconf_dad_completed+0x12b/0xe20 [ 417.834913][ T10] addrconf_dad_begin+0x310/0x670 [ 417.834913][ T10] addrconf_dad_work+0x10b/0xab0 [ 417.834913][ T10] process_one_work+0x84d/0x18a0 [ 417.834913][ T10] worker_thread+0x587/0xd30 [ 417.834913][ T10] kthread+0x28a/0x350 [ 417.834913][ T10] ret_from_fork+0x31/0x70 [ 417.834913][ T10] ret_from_fork_asm+0x1a/0x30 [ 417.834913][ T10] [ 417.836912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.836912][ T10] netdev_get_by_index+0x5e/0x80 [ 417.836912][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.836912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.836912][ T10] ip6_route_add+0x1c/0x140 [ 417.836912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 417.836912][ T10] inet6_addr_add+0x4f8/0xa40 [ 417.836912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.836912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.836912][ T10] netlink_rcv_skb+0x130/0x360 [ 417.836912][ T10] netlink_unicast+0x449/0x710 [ 417.836912][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.836912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.836912][ T10] ___sys_sendmsg+0xee/0x170 [ 417.836912][ T10] __sys_sendmsg+0xcd/0x170 [ 417.836912][ T10] do_syscall_64+0xc6/0x1e0 [ 417.836912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.836912][ T10] [ 417.839054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.839054][ T10] netdev_get_by_index+0x5e/0x80 [ 417.839054][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.839054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.839054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 417.839054][ T10] ipv6_add_addr+0x411/0x2000 [ 417.839054][ T10] inet6_addr_add+0x30e/0xa40 [ 417.839054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.839054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.839054][ T10] netlink_rcv_skb+0x130/0x360 [ 417.839054][ T10] netlink_unicast+0x449/0x710 [ 417.839054][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.839054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.839054][ T10] ___sys_sendmsg+0xee/0x170 [ 417.839054][ T10] __sys_sendmsg+0xcd/0x170 [ 417.839054][ T10] do_syscall_64+0xc6/0x1e0 [ 417.839054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.839054][ T10] [ 417.841360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.841360][ T10] netdev_get_by_index+0x5e/0x80 [ 417.841360][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.841360][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.841360][ T10] ip6_route_add+0x1c/0x140 [ 417.841360][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 417.841360][ T10] addrconf_add_dev+0xe2/0x170 [ 417.841360][ T10] inet6_addr_add+0x12f/0xa40 [ 417.841360][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.841360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.841360][ T10] netlink_rcv_skb+0x130/0x360 [ 417.841360][ T10] netlink_unicast+0x449/0x710 [ 417.841360][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.841360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.841360][ T10] ___sys_sendmsg+0xee/0x170 [ 417.841360][ T10] __sys_sendmsg+0xcd/0x170 [ 417.841360][ T10] do_syscall_64+0xc6/0x1e0 [ 417.841360][ T10] [ 417.843653][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.843653][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 417.843653][ T10] ipv6_find_idev+0x102/0x170 [ 417.843653][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.843653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.843653][ T10] netlink_rcv_skb+0x130/0x360 [ 417.843653][ T10] netlink_unicast+0x449/0x710 [ 417.843653][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.843653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.843653][ T10] ___sys_sendmsg+0xee/0x170 [ 417.843653][ T10] __sys_sendmsg+0xcd/0x170 [ 417.843653][ T10] do_syscall_64+0xc6/0x1e0 [ 417.843653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.843653][ T10] [ 417.845418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 417.845418][ T10] neigh_parms_alloc+0x1e5/0x510 [ 417.845418][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 417.845418][ T10] ipv6_find_idev+0x102/0x170 [ 417.845418][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.845418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.845418][ T10] netlink_rcv_skb+0x130/0x360 [ 417.845418][ T10] netlink_unicast+0x449/0x710 [ 417.845418][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.845418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.845418][ T10] ___sys_sendmsg+0xee/0x170 [ 417.845418][ T10] __sys_sendmsg+0xcd/0x170 [ 417.845418][ T10] do_syscall_64+0xc6/0x1e0 [ 417.845418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.845418][ T10] [ 417.847364][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 417.847684][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 417.847684][ T10] dst_init+0x84/0x4a0 [ 417.847684][ T10] dst_alloc+0x97/0x150 [ 417.847684][ T10] ip6_dst_alloc+0x23/0x90 [ 417.847684][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 417.847684][ T10] ip6_pol_route+0x56f/0x840 [ 417.847684][ T10] fib6_rule_lookup+0x456/0x630 [ 417.847684][ T10] ip6_route_input+0x59c/0xa50 [ 417.847684][ T10] ipv6_rcv+0x397/0x810 [ 417.847684][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 417.847684][ T10] process_backlog+0x101/0x620 [ 417.847684][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 417.847684][ T10] net_rx_action+0x495/0xbe0 [ 417.847684][ T10] __do_softirq+0x1b5/0x7f6 [ 417.847684][ T10] [ 417.849622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.849622][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 417.849622][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 417.849622][ T10] fib6_nh_init+0xa22/0x1580 [ 417.849622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.849622][ T10] ip6_route_add+0x1c/0x140 [ 417.849622][ T10] inet6_rtm_newroute+0x104/0x110 [ 417.849622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.849622][ T10] netlink_rcv_skb+0x130/0x360 [ 417.849622][ T10] netlink_unicast+0x449/0x710 [ 417.849622][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.849622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.849622][ T10] ___sys_sendmsg+0xee/0x170 [ 417.849622][ T10] __sys_sendmsg+0xcd/0x170 [ 417.849622][ T10] do_syscall_64+0xc6/0x1e0 [ 417.849622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.849622][ T10] [ 417.852070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.852070][ T10] netdev_get_by_index+0x5e/0x80 [ 417.852070][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.852070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.852070][ T10] addrconf_f6i_alloc+0x265/0x560 [ 417.852070][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 417.852070][ T10] addrconf_join_anycast+0x1c0/0x220 [ 417.852070][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 417.852070][ T10] addrconf_dad_completed+0x12b/0xe20 [ 417.852070][ T10] addrconf_dad_begin+0x310/0x670 [ 417.852070][ T10] addrconf_dad_work+0x10b/0xab0 [ 417.852070][ T10] process_one_work+0x84d/0x18a0 [ 417.852070][ T10] worker_thread+0x587/0xd30 [ 417.852070][ T10] kthread+0x28a/0x350 [ 417.852070][ T10] ret_from_fork+0x31/0x70 [ 417.852070][ T10] ret_from_fork_asm+0x1a/0x30 [ 417.852070][ T10] [ 417.854489][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.854489][ T10] netdev_get_by_index+0x5e/0x80 [ 417.854489][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.854489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.854489][ T10] ip6_route_add+0x1c/0x140 [ 417.854489][ T10] addrconf_prefix_route+0x2a6/0x430 [ 417.854489][ T10] inet6_addr_add+0x4f8/0xa40 [ 417.854489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.854489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.854489][ T10] netlink_rcv_skb+0x130/0x360 [ 417.854489][ T10] netlink_unicast+0x449/0x710 [ 417.854489][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.854489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.854489][ T10] ___sys_sendmsg+0xee/0x170 [ 417.854489][ T10] __sys_sendmsg+0xcd/0x170 [ 417.854489][ T10] do_syscall_64+0xc6/0x1e0 [ 417.854489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.854489][ T10] [ 417.856970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.856970][ T10] netdev_get_by_index+0x5e/0x80 [ 417.856970][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.856970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.856970][ T10] addrconf_f6i_alloc+0x315/0x560 [ 417.856970][ T10] ipv6_add_addr+0x411/0x2000 [ 417.856970][ T10] inet6_addr_add+0x30e/0xa40 [ 417.856970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.856970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.856970][ T10] netlink_rcv_skb+0x130/0x360 [ 417.856970][ T10] netlink_unicast+0x449/0x710 [ 417.856970][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.856970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.856970][ T10] ___sys_sendmsg+0xee/0x170 [ 417.856970][ T10] __sys_sendmsg+0xcd/0x170 [ 417.856970][ T10] do_syscall_64+0xc6/0x1e0 [ 417.856970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.856970][ T10] [ 417.859459][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.859459][ T10] netdev_get_by_index+0x5e/0x80 [ 417.859459][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.859459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.859459][ T10] ip6_route_add+0x1c/0x140 [ 417.859459][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 417.859459][ T10] addrconf_add_dev+0xe2/0x170 [ 417.859459][ T10] inet6_addr_add+0x12f/0xa40 [ 417.859459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.859459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.859459][ T10] netlink_rcv_skb+0x130/0x360 [ 417.859459][ T10] netlink_unicast+0x449/0x710 [ 417.859459][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.859459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.859459][ T10] ___sys_sendmsg+0xee/0x170 [ 417.859459][ T10] __sys_sendmsg+0xcd/0x170 [ 417.859459][ T10] do_syscall_64+0xc6/0x1e0 [ 417.859459][ T10] [ 417.861984][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.861984][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 417.861984][ T10] ipv6_find_idev+0x102/0x170 [ 417.861984][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.861984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.861984][ T10] netlink_rcv_skb+0x130/0x360 [ 417.861984][ T10] netlink_unicast+0x449/0x710 [ 417.861984][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.861984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.861984][ T10] ___sys_sendmsg+0xee/0x170 [ 417.861984][ T10] __sys_sendmsg+0xcd/0x170 [ 417.861984][ T10] do_syscall_64+0xc6/0x1e0 [ 417.861984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.861984][ T10] [ 417.863913][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 417.863913][ T10] neigh_parms_alloc+0x1e5/0x510 [ 417.863913][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 417.863913][ T10] ipv6_find_idev+0x102/0x170 [ 417.863913][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.863913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.863913][ T10] netlink_rcv_skb+0x130/0x360 [ 417.863913][ T10] netlink_unicast+0x449/0x710 [ 417.863913][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.863913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.863913][ T10] ___sys_sendmsg+0xee/0x170 [ 417.863913][ T10] __sys_sendmsg+0xcd/0x170 [ 417.863913][ T10] do_syscall_64+0xc6/0x1e0 [ 417.863913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.863913][ T10] [ 417.865890][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 417.866154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 417.866154][ T10] netdev_get_by_index+0x5e/0x80 [ 417.866154][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.866154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.866154][ T10] ip6_route_add+0x1c/0x140 [ 417.866154][ T10] addrconf_prefix_route+0x2a6/0x430 [ 417.866154][ T10] inet6_addr_add+0x4f8/0xa40 [ 417.866154][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.866154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.866154][ T10] netlink_rcv_skb+0x130/0x360 [ 417.866154][ T10] netlink_unicast+0x449/0x710 [ 417.866154][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.866154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.866154][ T10] ___sys_sendmsg+0xee/0x170 [ 417.866154][ T10] __sys_sendmsg+0xcd/0x170 [ 417.866154][ T10] do_syscall_64+0xc6/0x1e0 [ 417.866154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.866154][ T10] [ 417.868577][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 417.868577][ T10] netdev_get_by_index+0x5e/0x80 [ 417.868577][ T10] fib6_nh_init+0x3d8/0x1580 [ 417.868577][ T10] ip6_route_info_create+0xf18/0x17d0 [ 417.868577][ T10] addrconf_f6i_alloc+0x315/0x560 [ 417.868577][ T10] ipv6_add_addr+0x411/0x2000 [ 417.868577][ T10] inet6_addr_add+0x30e/0xa40 [ 417.868577][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 417.868577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.868577][ T10] netlink_rcv_skb+0x130/0x360 [ 417.868577][ T10] netlink_unicast+0x449/0x710 [ 417.868577][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.868577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.868577][ T10] ___sys_sendmsg+0xee/0x170 [ 417.868577][ T10] __sys_sendmsg+0xcd/0x170 [ 417.868577][ T10] do_syscall_64+0xc6/0x1e0 [ 417.868577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.868577][ T10] [ 417.871024][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 417.871024][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 417.871024][ T10] ipv6_find_idev+0x102/0x170 [ 417.871024][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.871024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.871024][ T10] netlink_rcv_skb+0x130/0x360 [ 417.871024][ T10] netlink_unicast+0x449/0x710 [ 417.871024][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.871024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.871024][ T10] ___sys_sendmsg+0xee/0x170 [ 417.871024][ T10] __sys_sendmsg+0xcd/0x170 [ 417.871024][ T10] do_syscall_64+0xc6/0x1e0 [ 417.871024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.871024][ T10] [ 417.872820][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 417.872820][ T10] neigh_parms_alloc+0x1e5/0x510 [ 417.872820][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 417.872820][ T10] ipv6_find_idev+0x102/0x170 [ 417.872820][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 417.872820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 417.872820][ T10] netlink_rcv_skb+0x130/0x360 [ 417.872820][ T10] netlink_unicast+0x449/0x710 [ 417.872820][ T10] netlink_sendmsg+0x723/0xbe0 [ 417.872820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 417.872820][ T10] ___sys_sendmsg+0xee/0x170 [ 417.872820][ T10] __sys_sendmsg+0xcd/0x170 [ 417.872820][ T10] do_syscall_64+0xc6/0x1e0 [ 417.872820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 417.872820][ T10] [ 422.968987][ T2845] br0: port 1(vx0) entered blocking state [ 422.969229][ T2845] br0: port 1(vx0) entered disabled state [ 422.969439][ T2845] vx0: entered allmulticast mode [ 422.970687][ T2845] vx0: entered promiscuous mode [ 422.973097][ T2845] br0: port 1(vx0) entered blocking state [ 422.973300][ T2845] br0: port 1(vx0) entered forwarding state [ 427.039643][ T2876] veth0: renamed from veth1 [ 427.998823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 427.999120][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 427.999120][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 427.999120][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 427.999120][ T10] fib6_nh_init+0xa22/0x1580 [ 427.999120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 427.999120][ T10] ip6_route_add+0x1c/0x140 [ 427.999120][ T10] inet6_rtm_newroute+0x104/0x110 [ 427.999120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 427.999120][ T10] netlink_rcv_skb+0x130/0x360 [ 427.999120][ T10] netlink_unicast+0x449/0x710 [ 427.999120][ T10] netlink_sendmsg+0x723/0xbe0 [ 427.999120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 427.999120][ T10] ___sys_sendmsg+0xee/0x170 [ 427.999120][ T10] __sys_sendmsg+0xcd/0x170 [ 427.999120][ T10] do_syscall_64+0xc6/0x1e0 [ 427.999120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 427.999120][ T10] [ 428.001072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.001072][ T10] dst_init+0x84/0x4a0 [ 428.001072][ T10] dst_alloc+0x97/0x150 [ 428.001072][ T10] ip6_dst_alloc+0x23/0x90 [ 428.001072][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 428.001072][ T10] ip6_pol_route+0x56f/0x840 [ 428.001072][ T10] fib6_rule_lookup+0x456/0x630 [ 428.001072][ T10] ip6_route_input+0x59c/0xa50 [ 428.001072][ T10] ipv6_rcv+0x397/0x810 [ 428.001072][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 428.001072][ T10] process_backlog+0x101/0x620 [ 428.001072][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 428.001072][ T10] net_rx_action+0x495/0xbe0 [ 428.001072][ T10] __do_softirq+0x1b5/0x7f6 [ 428.001072][ T10] [ 428.002750][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.002750][ T10] netdev_get_by_index+0x5e/0x80 [ 428.002750][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.002750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.002750][ T10] addrconf_f6i_alloc+0x265/0x560 [ 428.002750][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 428.002750][ T10] addrconf_join_anycast+0x1c0/0x220 [ 428.002750][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 428.002750][ T10] addrconf_dad_completed+0x12b/0xe20 [ 428.002750][ T10] addrconf_dad_begin+0x310/0x670 [ 428.002750][ T10] addrconf_dad_work+0x10b/0xab0 [ 428.002750][ T10] process_one_work+0x84d/0x18a0 [ 428.002750][ T10] worker_thread+0x587/0xd30 [ 428.002750][ T10] kthread+0x28a/0x350 [ 428.002750][ T10] ret_from_fork+0x31/0x70 [ 428.002750][ T10] ret_from_fork_asm+0x1a/0x30 [ 428.002750][ T10] [ 428.004794][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.004794][ T10] netdev_get_by_index+0x5e/0x80 [ 428.004794][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.004794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.004794][ T10] ip6_route_add+0x1c/0x140 [ 428.004794][ T10] addrconf_prefix_route+0x2a6/0x430 [ 428.004794][ T10] inet6_addr_add+0x4f8/0xa40 [ 428.004794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.004794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.004794][ T10] netlink_rcv_skb+0x130/0x360 [ 428.004794][ T10] netlink_unicast+0x449/0x710 [ 428.004794][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.004794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.004794][ T10] ___sys_sendmsg+0xee/0x170 [ 428.004794][ T10] __sys_sendmsg+0xcd/0x170 [ 428.004794][ T10] do_syscall_64+0xc6/0x1e0 [ 428.004794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.004794][ T10] [ 428.006873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.006873][ T10] netdev_get_by_index+0x5e/0x80 [ 428.006873][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.006873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.006873][ T10] addrconf_f6i_alloc+0x315/0x560 [ 428.006873][ T10] ipv6_add_addr+0x411/0x2000 [ 428.006873][ T10] inet6_addr_add+0x30e/0xa40 [ 428.006873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.006873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.006873][ T10] netlink_rcv_skb+0x130/0x360 [ 428.006873][ T10] netlink_unicast+0x449/0x710 [ 428.006873][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.006873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.006873][ T10] ___sys_sendmsg+0xee/0x170 [ 428.006873][ T10] __sys_sendmsg+0xcd/0x170 [ 428.006873][ T10] do_syscall_64+0xc6/0x1e0 [ 428.006873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.006873][ T10] [ 428.008956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.008956][ T10] netdev_get_by_index+0x5e/0x80 [ 428.008956][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.008956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.008956][ T10] ip6_route_add+0x1c/0x140 [ 428.008956][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 428.008956][ T10] addrconf_add_dev+0xe2/0x170 [ 428.008956][ T10] inet6_addr_add+0x12f/0xa40 [ 428.008956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.008956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.008956][ T10] netlink_rcv_skb+0x130/0x360 [ 428.008956][ T10] netlink_unicast+0x449/0x710 [ 428.008956][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.008956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.008956][ T10] ___sys_sendmsg+0xee/0x170 [ 428.008956][ T10] __sys_sendmsg+0xcd/0x170 [ 428.008956][ T10] do_syscall_64+0xc6/0x1e0 [ 428.008956][ T10] [ 428.011017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.011017][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 428.011017][ T10] ipv6_find_idev+0x102/0x170 [ 428.011017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.011017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.011017][ T10] netlink_rcv_skb+0x130/0x360 [ 428.011017][ T10] netlink_unicast+0x449/0x710 [ 428.011017][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.011017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.011017][ T10] ___sys_sendmsg+0xee/0x170 [ 428.011017][ T10] __sys_sendmsg+0xcd/0x170 [ 428.011017][ T10] do_syscall_64+0xc6/0x1e0 [ 428.011017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.011017][ T10] [ 428.012610][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 428.012610][ T10] neigh_parms_alloc+0x1e5/0x510 [ 428.012610][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 428.012610][ T10] ipv6_find_idev+0x102/0x170 [ 428.012610][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.012610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.012610][ T10] netlink_rcv_skb+0x130/0x360 [ 428.012610][ T10] netlink_unicast+0x449/0x710 [ 428.012610][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.012610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.012610][ T10] ___sys_sendmsg+0xee/0x170 [ 428.012610][ T10] __sys_sendmsg+0xcd/0x170 [ 428.012610][ T10] do_syscall_64+0xc6/0x1e0 [ 428.012610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.012610][ T10] [ 428.014414][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 428.014698][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 428.014698][ T10] dst_init+0x84/0x4a0 [ 428.014698][ T10] dst_alloc+0x97/0x150 [ 428.014698][ T10] ip6_dst_alloc+0x23/0x90 [ 428.014698][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 428.014698][ T10] ip6_pol_route+0x56f/0x840 [ 428.014698][ T10] fib6_rule_lookup+0x456/0x630 [ 428.014698][ T10] ip6_route_input+0x59c/0xa50 [ 428.014698][ T10] ipv6_rcv+0x397/0x810 [ 428.014698][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 428.014698][ T10] process_backlog+0x101/0x620 [ 428.014698][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 428.014698][ T10] net_rx_action+0x495/0xbe0 [ 428.014698][ T10] __do_softirq+0x1b5/0x7f6 [ 428.014698][ T10] [ 428.016552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.016552][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 428.016552][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 428.016552][ T10] fib6_nh_init+0xa22/0x1580 [ 428.016552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.016552][ T10] ip6_route_add+0x1c/0x140 [ 428.016552][ T10] inet6_rtm_newroute+0x104/0x110 [ 428.016552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.016552][ T10] netlink_rcv_skb+0x130/0x360 [ 428.016552][ T10] netlink_unicast+0x449/0x710 [ 428.016552][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.016552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.016552][ T10] ___sys_sendmsg+0xee/0x170 [ 428.016552][ T10] __sys_sendmsg+0xcd/0x170 [ 428.016552][ T10] do_syscall_64+0xc6/0x1e0 [ 428.016552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.016552][ T10] [ 428.018760][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.018760][ T10] netdev_get_by_index+0x5e/0x80 [ 428.018760][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.018760][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.018760][ T10] addrconf_f6i_alloc+0x265/0x560 [ 428.018760][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 428.018760][ T10] addrconf_join_anycast+0x1c0/0x220 [ 428.018760][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 428.018760][ T10] addrconf_dad_completed+0x12b/0xe20 [ 428.018760][ T10] addrconf_dad_begin+0x310/0x670 [ 428.018760][ T10] addrconf_dad_work+0x10b/0xab0 [ 428.018760][ T10] process_one_work+0x84d/0x18a0 [ 428.018760][ T10] worker_thread+0x587/0xd30 [ 428.018760][ T10] kthread+0x28a/0x350 [ 428.018760][ T10] ret_from_fork+0x31/0x70 [ 428.018760][ T10] ret_from_fork_asm+0x1a/0x30 [ 428.018760][ T10] [ 428.020967][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.020967][ T10] netdev_get_by_index+0x5e/0x80 [ 428.020967][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.020967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.020967][ T10] ip6_route_add+0x1c/0x140 [ 428.020967][ T10] addrconf_prefix_route+0x2a6/0x430 [ 428.020967][ T10] inet6_addr_add+0x4f8/0xa40 [ 428.020967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.020967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.020967][ T10] netlink_rcv_skb+0x130/0x360 [ 428.020967][ T10] netlink_unicast+0x449/0x710 [ 428.020967][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.020967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.020967][ T10] ___sys_sendmsg+0xee/0x170 [ 428.020967][ T10] __sys_sendmsg+0xcd/0x170 [ 428.020967][ T10] do_syscall_64+0xc6/0x1e0 [ 428.020967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.020967][ T10] [ 428.023300][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.023300][ T10] netdev_get_by_index+0x5e/0x80 [ 428.023300][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.023300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.023300][ T10] addrconf_f6i_alloc+0x315/0x560 [ 428.023300][ T10] ipv6_add_addr+0x411/0x2000 [ 428.023300][ T10] inet6_addr_add+0x30e/0xa40 [ 428.023300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.023300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.023300][ T10] netlink_rcv_skb+0x130/0x360 [ 428.023300][ T10] netlink_unicast+0x449/0x710 [ 428.023300][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.023300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.023300][ T10] ___sys_sendmsg+0xee/0x170 [ 428.023300][ T10] __sys_sendmsg+0xcd/0x170 [ 428.023300][ T10] do_syscall_64+0xc6/0x1e0 [ 428.023300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.023300][ T10] [ 428.025358][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.025358][ T10] netdev_get_by_index+0x5e/0x80 [ 428.025358][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.025358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.025358][ T10] ip6_route_add+0x1c/0x140 [ 428.025358][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 428.025358][ T10] addrconf_add_dev+0xe2/0x170 [ 428.025358][ T10] inet6_addr_add+0x12f/0xa40 [ 428.025358][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.025358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.025358][ T10] netlink_rcv_skb+0x130/0x360 [ 428.025358][ T10] netlink_unicast+0x449/0x710 [ 428.025358][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.025358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.025358][ T10] ___sys_sendmsg+0xee/0x170 [ 428.025358][ T10] __sys_sendmsg+0xcd/0x170 [ 428.025358][ T10] do_syscall_64+0xc6/0x1e0 [ 428.025358][ T10] [ 428.027399][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.027399][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 428.027399][ T10] ipv6_find_idev+0x102/0x170 [ 428.027399][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.027399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.027399][ T10] netlink_rcv_skb+0x130/0x360 [ 428.027399][ T10] netlink_unicast+0x449/0x710 [ 428.027399][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.027399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.027399][ T10] ___sys_sendmsg+0xee/0x170 [ 428.027399][ T10] __sys_sendmsg+0xcd/0x170 [ 428.027399][ T10] do_syscall_64+0xc6/0x1e0 [ 428.027399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.027399][ T10] [ 428.028987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 428.028987][ T10] neigh_parms_alloc+0x1e5/0x510 [ 428.028987][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 428.028987][ T10] ipv6_find_idev+0x102/0x170 [ 428.028987][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.028987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.028987][ T10] netlink_rcv_skb+0x130/0x360 [ 428.028987][ T10] netlink_unicast+0x449/0x710 [ 428.028987][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.028987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.028987][ T10] ___sys_sendmsg+0xee/0x170 [ 428.028987][ T10] __sys_sendmsg+0xcd/0x170 [ 428.028987][ T10] do_syscall_64+0xc6/0x1e0 [ 428.028987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.028987][ T10] [ 428.030755][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 428.031057][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 428.031057][ T10] netdev_get_by_index+0x5e/0x80 [ 428.031057][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.031057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.031057][ T10] ip6_route_add+0x1c/0x140 [ 428.031057][ T10] addrconf_prefix_route+0x2a6/0x430 [ 428.031057][ T10] inet6_addr_add+0x4f8/0xa40 [ 428.031057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.031057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.031057][ T10] netlink_rcv_skb+0x130/0x360 [ 428.031057][ T10] netlink_unicast+0x449/0x710 [ 428.031057][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.031057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.031057][ T10] ___sys_sendmsg+0xee/0x170 [ 428.031057][ T10] __sys_sendmsg+0xcd/0x170 [ 428.031057][ T10] do_syscall_64+0xc6/0x1e0 [ 428.031057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.031057][ T10] [ 428.033138][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 428.033138][ T10] netdev_get_by_index+0x5e/0x80 [ 428.033138][ T10] fib6_nh_init+0x3d8/0x1580 [ 428.033138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 428.033138][ T10] addrconf_f6i_alloc+0x315/0x560 [ 428.033138][ T10] ipv6_add_addr+0x411/0x2000 [ 428.033138][ T10] inet6_addr_add+0x30e/0xa40 [ 428.033138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 428.033138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.033138][ T10] netlink_rcv_skb+0x130/0x360 [ 428.033138][ T10] netlink_unicast+0x449/0x710 [ 428.033138][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.033138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.033138][ T10] ___sys_sendmsg+0xee/0x170 [ 428.033138][ T10] __sys_sendmsg+0xcd/0x170 [ 428.033138][ T10] do_syscall_64+0xc6/0x1e0 [ 428.033138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.033138][ T10] [ 428.035220][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 428.035220][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 428.035220][ T10] ipv6_find_idev+0x102/0x170 [ 428.035220][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.035220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.035220][ T10] netlink_rcv_skb+0x130/0x360 [ 428.035220][ T10] netlink_unicast+0x449/0x710 [ 428.035220][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.035220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.035220][ T10] ___sys_sendmsg+0xee/0x170 [ 428.035220][ T10] __sys_sendmsg+0xcd/0x170 [ 428.035220][ T10] do_syscall_64+0xc6/0x1e0 [ 428.035220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.035220][ T10] [ 428.036828][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 428.036828][ T10] neigh_parms_alloc+0x1e5/0x510 [ 428.036828][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 428.036828][ T10] ipv6_find_idev+0x102/0x170 [ 428.036828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 428.036828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 428.036828][ T10] netlink_rcv_skb+0x130/0x360 [ 428.036828][ T10] netlink_unicast+0x449/0x710 [ 428.036828][ T10] netlink_sendmsg+0x723/0xbe0 [ 428.036828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 428.036828][ T10] ___sys_sendmsg+0xee/0x170 [ 428.036828][ T10] __sys_sendmsg+0xcd/0x170 [ 428.036828][ T10] do_syscall_64+0xc6/0x1e0 [ 428.036828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 428.036828][ T10] [ 430.994000][ T2903] br0: port 1(vx0) entered blocking state [ 430.994194][ T2903] br0: port 1(vx0) entered disabled state [ 430.994378][ T2903] vx0: entered allmulticast mode [ 430.995568][ T2903] vx0: entered promiscuous mode [ 431.003328][ T2903] br0: port 1(vx0) entered blocking state [ 431.003510][ T2903] br0: port 1(vx0) entered forwarding state [ 436.522404][ T2933] br0: port 1(vx0) entered blocking state [ 436.522708][ T2933] br0: port 1(vx0) entered disabled state [ 436.522937][ T2933] vx0: entered allmulticast mode [ 436.524192][ T2933] vx0: entered promiscuous mode [ 436.526102][ T2933] br0: port 1(vx0) entered blocking state [ 436.526298][ T2933] br0: port 1(vx0) entered forwarding state [ 438.174911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 438.175248][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.175248][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 438.175248][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 438.175248][ T10] fib6_nh_init+0xa22/0x1580 [ 438.175248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.175248][ T10] ip6_route_add+0x1c/0x140 [ 438.175248][ T10] inet6_rtm_newroute+0x104/0x110 [ 438.175248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.175248][ T10] netlink_rcv_skb+0x130/0x360 [ 438.175248][ T10] netlink_unicast+0x449/0x710 [ 438.175248][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.175248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.175248][ T10] ___sys_sendmsg+0xee/0x170 [ 438.175248][ T10] __sys_sendmsg+0xcd/0x170 [ 438.175248][ T10] do_syscall_64+0xc6/0x1e0 [ 438.175248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.175248][ T10] [ 438.177447][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.177447][ T10] dst_init+0x84/0x4a0 [ 438.177447][ T10] dst_alloc+0x97/0x150 [ 438.177447][ T10] ip6_dst_alloc+0x23/0x90 [ 438.177447][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 438.177447][ T10] ip6_pol_route+0x56f/0x840 [ 438.177447][ T10] fib6_rule_lookup+0x456/0x630 [ 438.177447][ T10] ip6_route_input+0x59c/0xa50 [ 438.177447][ T10] ipv6_rcv+0x397/0x810 [ 438.177447][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 438.177447][ T10] process_backlog+0x101/0x620 [ 438.177447][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 438.177447][ T10] net_rx_action+0x495/0xbe0 [ 438.177447][ T10] __do_softirq+0x1b5/0x7f6 [ 438.177447][ T10] [ 438.179367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.179367][ T10] netdev_get_by_index+0x5e/0x80 [ 438.179367][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.179367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.179367][ T10] addrconf_f6i_alloc+0x265/0x560 [ 438.179367][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 438.179367][ T10] addrconf_join_anycast+0x1c0/0x220 [ 438.179367][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 438.179367][ T10] addrconf_dad_completed+0x12b/0xe20 [ 438.179367][ T10] addrconf_dad_begin+0x310/0x670 [ 438.179367][ T10] addrconf_dad_work+0x10b/0xab0 [ 438.179367][ T10] process_one_work+0x84d/0x18a0 [ 438.179367][ T10] worker_thread+0x587/0xd30 [ 438.179367][ T10] kthread+0x28a/0x350 [ 438.179367][ T10] ret_from_fork+0x31/0x70 [ 438.179367][ T10] ret_from_fork_asm+0x1a/0x30 [ 438.179367][ T10] [ 438.181611][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.181611][ T10] netdev_get_by_index+0x5e/0x80 [ 438.181611][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.181611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.181611][ T10] ip6_route_add+0x1c/0x140 [ 438.181611][ T10] addrconf_prefix_route+0x2a6/0x430 [ 438.181611][ T10] inet6_addr_add+0x4f8/0xa40 [ 438.181611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.181611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.181611][ T10] netlink_rcv_skb+0x130/0x360 [ 438.181611][ T10] netlink_unicast+0x449/0x710 [ 438.181611][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.181611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.181611][ T10] ___sys_sendmsg+0xee/0x170 [ 438.181611][ T10] __sys_sendmsg+0xcd/0x170 [ 438.181611][ T10] do_syscall_64+0xc6/0x1e0 [ 438.181611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.181611][ T10] [ 438.183937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.183937][ T10] netdev_get_by_index+0x5e/0x80 [ 438.183937][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.183937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.183937][ T10] addrconf_f6i_alloc+0x315/0x560 [ 438.183937][ T10] ipv6_add_addr+0x411/0x2000 [ 438.183937][ T10] inet6_addr_add+0x30e/0xa40 [ 438.183937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.183937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.183937][ T10] netlink_rcv_skb+0x130/0x360 [ 438.183937][ T10] netlink_unicast+0x449/0x710 [ 438.183937][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.183937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.183937][ T10] ___sys_sendmsg+0xee/0x170 [ 438.183937][ T10] __sys_sendmsg+0xcd/0x170 [ 438.183937][ T10] do_syscall_64+0xc6/0x1e0 [ 438.183937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.183937][ T10] [ 438.186188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.186188][ T10] netdev_get_by_index+0x5e/0x80 [ 438.186188][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.186188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.186188][ T10] ip6_route_add+0x1c/0x140 [ 438.186188][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 438.186188][ T10] addrconf_add_dev+0xe2/0x170 [ 438.186188][ T10] inet6_addr_add+0x12f/0xa40 [ 438.186188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.186188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.186188][ T10] netlink_rcv_skb+0x130/0x360 [ 438.186188][ T10] netlink_unicast+0x449/0x710 [ 438.186188][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.186188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.186188][ T10] ___sys_sendmsg+0xee/0x170 [ 438.186188][ T10] __sys_sendmsg+0xcd/0x170 [ 438.186188][ T10] do_syscall_64+0xc6/0x1e0 [ 438.186188][ T10] [ 438.188407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.188407][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 438.188407][ T10] ipv6_find_idev+0x102/0x170 [ 438.188407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.188407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.188407][ T10] netlink_rcv_skb+0x130/0x360 [ 438.188407][ T10] netlink_unicast+0x449/0x710 [ 438.188407][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.188407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.188407][ T10] ___sys_sendmsg+0xee/0x170 [ 438.188407][ T10] __sys_sendmsg+0xcd/0x170 [ 438.188407][ T10] do_syscall_64+0xc6/0x1e0 [ 438.188407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.188407][ T10] [ 438.190199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 438.190199][ T10] neigh_parms_alloc+0x1e5/0x510 [ 438.190199][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 438.190199][ T10] ipv6_find_idev+0x102/0x170 [ 438.190199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.190199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.190199][ T10] netlink_rcv_skb+0x130/0x360 [ 438.190199][ T10] netlink_unicast+0x449/0x710 [ 438.190199][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.190199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.190199][ T10] ___sys_sendmsg+0xee/0x170 [ 438.190199][ T10] __sys_sendmsg+0xcd/0x170 [ 438.190199][ T10] do_syscall_64+0xc6/0x1e0 [ 438.190199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.190199][ T10] [ 438.192129][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 438.192442][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 438.192442][ T10] dst_init+0x84/0x4a0 [ 438.192442][ T10] dst_alloc+0x97/0x150 [ 438.192442][ T10] ip6_dst_alloc+0x23/0x90 [ 438.192442][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 438.192442][ T10] ip6_pol_route+0x56f/0x840 [ 438.192442][ T10] fib6_rule_lookup+0x456/0x630 [ 438.192442][ T10] ip6_route_input+0x59c/0xa50 [ 438.192442][ T10] ipv6_rcv+0x397/0x810 [ 438.192442][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 438.192442][ T10] process_backlog+0x101/0x620 [ 438.192442][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 438.192442][ T10] net_rx_action+0x495/0xbe0 [ 438.192442][ T10] __do_softirq+0x1b5/0x7f6 [ 438.192442][ T10] [ 438.194342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.194342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 438.194342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 438.194342][ T10] fib6_nh_init+0xa22/0x1580 [ 438.194342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.194342][ T10] ip6_route_add+0x1c/0x140 [ 438.194342][ T10] inet6_rtm_newroute+0x104/0x110 [ 438.194342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.194342][ T10] netlink_rcv_skb+0x130/0x360 [ 438.194342][ T10] netlink_unicast+0x449/0x710 [ 438.194342][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.194342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.194342][ T10] ___sys_sendmsg+0xee/0x170 [ 438.194342][ T10] __sys_sendmsg+0xcd/0x170 [ 438.194342][ T10] do_syscall_64+0xc6/0x1e0 [ 438.194342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.194342][ T10] [ 438.196888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.196888][ T10] netdev_get_by_index+0x5e/0x80 [ 438.196888][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.196888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.196888][ T10] addrconf_f6i_alloc+0x265/0x560 [ 438.196888][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 438.196888][ T10] addrconf_join_anycast+0x1c0/0x220 [ 438.196888][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 438.196888][ T10] addrconf_dad_completed+0x12b/0xe20 [ 438.196888][ T10] addrconf_dad_begin+0x310/0x670 [ 438.196888][ T10] addrconf_dad_work+0x10b/0xab0 [ 438.196888][ T10] process_one_work+0x84d/0x18a0 [ 438.196888][ T10] worker_thread+0x587/0xd30 [ 438.196888][ T10] kthread+0x28a/0x350 [ 438.196888][ T10] ret_from_fork+0x31/0x70 [ 438.196888][ T10] ret_from_fork_asm+0x1a/0x30 [ 438.196888][ T10] [ 438.199312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.199312][ T10] netdev_get_by_index+0x5e/0x80 [ 438.199312][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.199312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.199312][ T10] ip6_route_add+0x1c/0x140 [ 438.199312][ T10] addrconf_prefix_route+0x2a6/0x430 [ 438.199312][ T10] inet6_addr_add+0x4f8/0xa40 [ 438.199312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.199312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.199312][ T10] netlink_rcv_skb+0x130/0x360 [ 438.199312][ T10] netlink_unicast+0x449/0x710 [ 438.199312][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.199312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.199312][ T10] ___sys_sendmsg+0xee/0x170 [ 438.199312][ T10] __sys_sendmsg+0xcd/0x170 [ 438.199312][ T10] do_syscall_64+0xc6/0x1e0 [ 438.199312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.199312][ T10] [ 438.201831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.201831][ T10] netdev_get_by_index+0x5e/0x80 [ 438.201831][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.201831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.201831][ T10] addrconf_f6i_alloc+0x315/0x560 [ 438.201831][ T10] ipv6_add_addr+0x411/0x2000 [ 438.201831][ T10] inet6_addr_add+0x30e/0xa40 [ 438.201831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.201831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.201831][ T10] netlink_rcv_skb+0x130/0x360 [ 438.201831][ T10] netlink_unicast+0x449/0x710 [ 438.201831][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.201831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.201831][ T10] ___sys_sendmsg+0xee/0x170 [ 438.201831][ T10] __sys_sendmsg+0xcd/0x170 [ 438.201831][ T10] do_syscall_64+0xc6/0x1e0 [ 438.201831][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.201831][ T10] [ 438.204535][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.204535][ T10] netdev_get_by_index+0x5e/0x80 [ 438.204535][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.204535][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.204535][ T10] ip6_route_add+0x1c/0x140 [ 438.204535][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 438.204535][ T10] addrconf_add_dev+0xe2/0x170 [ 438.204535][ T10] inet6_addr_add+0x12f/0xa40 [ 438.204535][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.204535][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.204535][ T10] netlink_rcv_skb+0x130/0x360 [ 438.204535][ T10] netlink_unicast+0x449/0x710 [ 438.204535][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.204535][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.204535][ T10] ___sys_sendmsg+0xee/0x170 [ 438.204535][ T10] __sys_sendmsg+0xcd/0x170 [ 438.204535][ T10] do_syscall_64+0xc6/0x1e0 [ 438.204535][ T10] [ 438.207110][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.207110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 438.207110][ T10] ipv6_find_idev+0x102/0x170 [ 438.207110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.207110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.207110][ T10] netlink_rcv_skb+0x130/0x360 [ 438.207110][ T10] netlink_unicast+0x449/0x710 [ 438.207110][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.207110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.207110][ T10] ___sys_sendmsg+0xee/0x170 [ 438.207110][ T10] __sys_sendmsg+0xcd/0x170 [ 438.207110][ T10] do_syscall_64+0xc6/0x1e0 [ 438.207110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.207110][ T10] [ 438.208986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 438.208986][ T10] neigh_parms_alloc+0x1e5/0x510 [ 438.208986][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 438.208986][ T10] ipv6_find_idev+0x102/0x170 [ 438.208986][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.208986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.208986][ T10] netlink_rcv_skb+0x130/0x360 [ 438.208986][ T10] netlink_unicast+0x449/0x710 [ 438.208986][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.208986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.208986][ T10] ___sys_sendmsg+0xee/0x170 [ 438.208986][ T10] __sys_sendmsg+0xcd/0x170 [ 438.208986][ T10] do_syscall_64+0xc6/0x1e0 [ 438.208986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.208986][ T10] [ 438.211128][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 438.211456][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 438.211456][ T10] netdev_get_by_index+0x5e/0x80 [ 438.211456][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.211456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.211456][ T10] ip6_route_add+0x1c/0x140 [ 438.211456][ T10] addrconf_prefix_route+0x2a6/0x430 [ 438.211456][ T10] inet6_addr_add+0x4f8/0xa40 [ 438.211456][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.211456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.211456][ T10] netlink_rcv_skb+0x130/0x360 [ 438.211456][ T10] netlink_unicast+0x449/0x710 [ 438.211456][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.211456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.211456][ T10] ___sys_sendmsg+0xee/0x170 [ 438.211456][ T10] __sys_sendmsg+0xcd/0x170 [ 438.211456][ T10] do_syscall_64+0xc6/0x1e0 [ 438.211456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.211456][ T10] [ 438.213853][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 438.213853][ T10] netdev_get_by_index+0x5e/0x80 [ 438.213853][ T10] fib6_nh_init+0x3d8/0x1580 [ 438.213853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 438.213853][ T10] addrconf_f6i_alloc+0x315/0x560 [ 438.213853][ T10] ipv6_add_addr+0x411/0x2000 [ 438.213853][ T10] inet6_addr_add+0x30e/0xa40 [ 438.213853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 438.213853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.213853][ T10] netlink_rcv_skb+0x130/0x360 [ 438.213853][ T10] netlink_unicast+0x449/0x710 [ 438.213853][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.213853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.213853][ T10] ___sys_sendmsg+0xee/0x170 [ 438.213853][ T10] __sys_sendmsg+0xcd/0x170 [ 438.213853][ T10] do_syscall_64+0xc6/0x1e0 [ 438.213853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.213853][ T10] [ 438.216354][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 438.216354][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 438.216354][ T10] ipv6_find_idev+0x102/0x170 [ 438.216354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.216354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.216354][ T10] netlink_rcv_skb+0x130/0x360 [ 438.216354][ T10] netlink_unicast+0x449/0x710 [ 438.216354][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.216354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.216354][ T10] ___sys_sendmsg+0xee/0x170 [ 438.216354][ T10] __sys_sendmsg+0xcd/0x170 [ 438.216354][ T10] do_syscall_64+0xc6/0x1e0 [ 438.216354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.216354][ T10] [ 438.218305][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 438.218305][ T10] neigh_parms_alloc+0x1e5/0x510 [ 438.218305][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 438.218305][ T10] ipv6_find_idev+0x102/0x170 [ 438.218305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 438.218305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 438.218305][ T10] netlink_rcv_skb+0x130/0x360 [ 438.218305][ T10] netlink_unicast+0x449/0x710 [ 438.218305][ T10] netlink_sendmsg+0x723/0xbe0 [ 438.218305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 438.218305][ T10] ___sys_sendmsg+0xee/0x170 [ 438.218305][ T10] __sys_sendmsg+0xcd/0x170 [ 438.218305][ T10] do_syscall_64+0xc6/0x1e0 [ 438.218305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 438.218305][ T10] [ 448.278857][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 448.279314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.279314][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 448.279314][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 448.279314][ T10] fib6_nh_init+0xa22/0x1580 [ 448.279314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.279314][ T10] ip6_route_add+0x1c/0x140 [ 448.279314][ T10] inet6_rtm_newroute+0x104/0x110 [ 448.279314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.279314][ T10] netlink_rcv_skb+0x130/0x360 [ 448.279314][ T10] netlink_unicast+0x449/0x710 [ 448.279314][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.279314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.279314][ T10] ___sys_sendmsg+0xee/0x170 [ 448.279314][ T10] __sys_sendmsg+0xcd/0x170 [ 448.279314][ T10] do_syscall_64+0xc6/0x1e0 [ 448.279314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.279314][ T10] [ 448.281745][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.281745][ T10] dst_init+0x84/0x4a0 [ 448.281745][ T10] dst_alloc+0x97/0x150 [ 448.281745][ T10] ip6_dst_alloc+0x23/0x90 [ 448.281745][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 448.281745][ T10] ip6_pol_route+0x56f/0x840 [ 448.281745][ T10] fib6_rule_lookup+0x456/0x630 [ 448.281745][ T10] ip6_route_input+0x59c/0xa50 [ 448.281745][ T10] ipv6_rcv+0x397/0x810 [ 448.281745][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 448.281745][ T10] process_backlog+0x101/0x620 [ 448.281745][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 448.281745][ T10] net_rx_action+0x495/0xbe0 [ 448.281745][ T10] __do_softirq+0x1b5/0x7f6 [ 448.281745][ T10] [ 448.284315][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.284315][ T10] netdev_get_by_index+0x5e/0x80 [ 448.284315][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.284315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.284315][ T10] addrconf_f6i_alloc+0x265/0x560 [ 448.284315][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 448.284315][ T10] addrconf_join_anycast+0x1c0/0x220 [ 448.284315][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 448.284315][ T10] addrconf_dad_completed+0x12b/0xe20 [ 448.284315][ T10] addrconf_dad_begin+0x310/0x670 [ 448.284315][ T10] addrconf_dad_work+0x10b/0xab0 [ 448.284315][ T10] process_one_work+0x84d/0x18a0 [ 448.284315][ T10] worker_thread+0x587/0xd30 [ 448.284315][ T10] kthread+0x28a/0x350 [ 448.284315][ T10] ret_from_fork+0x31/0x70 [ 448.284315][ T10] ret_from_fork_asm+0x1a/0x30 [ 448.284315][ T10] [ 448.287835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.287835][ T10] netdev_get_by_index+0x5e/0x80 [ 448.287835][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.287835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.287835][ T10] ip6_route_add+0x1c/0x140 [ 448.287835][ T10] addrconf_prefix_route+0x2a6/0x430 [ 448.287835][ T10] inet6_addr_add+0x4f8/0xa40 [ 448.287835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.287835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.287835][ T10] netlink_rcv_skb+0x130/0x360 [ 448.287835][ T10] netlink_unicast+0x449/0x710 [ 448.287835][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.287835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.287835][ T10] ___sys_sendmsg+0xee/0x170 [ 448.287835][ T10] __sys_sendmsg+0xcd/0x170 [ 448.287835][ T10] do_syscall_64+0xc6/0x1e0 [ 448.287835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.287835][ T10] [ 448.290303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.290303][ T10] netdev_get_by_index+0x5e/0x80 [ 448.290303][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.290303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.290303][ T10] addrconf_f6i_alloc+0x315/0x560 [ 448.290303][ T10] ipv6_add_addr+0x411/0x2000 [ 448.290303][ T10] inet6_addr_add+0x30e/0xa40 [ 448.290303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.290303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.290303][ T10] netlink_rcv_skb+0x130/0x360 [ 448.290303][ T10] netlink_unicast+0x449/0x710 [ 448.290303][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.290303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.290303][ T10] ___sys_sendmsg+0xee/0x170 [ 448.290303][ T10] __sys_sendmsg+0xcd/0x170 [ 448.290303][ T10] do_syscall_64+0xc6/0x1e0 [ 448.290303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.290303][ T10] [ 448.293692][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.293692][ T10] netdev_get_by_index+0x5e/0x80 [ 448.293692][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.293692][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.293692][ T10] ip6_route_add+0x1c/0x140 [ 448.293692][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 448.293692][ T10] addrconf_add_dev+0xe2/0x170 [ 448.293692][ T10] inet6_addr_add+0x12f/0xa40 [ 448.293692][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.293692][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.293692][ T10] netlink_rcv_skb+0x130/0x360 [ 448.293692][ T10] netlink_unicast+0x449/0x710 [ 448.293692][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.293692][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.293692][ T10] ___sys_sendmsg+0xee/0x170 [ 448.293692][ T10] __sys_sendmsg+0xcd/0x170 [ 448.293692][ T10] do_syscall_64+0xc6/0x1e0 [ 448.293692][ T10] [ 448.296618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.296618][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 448.296618][ T10] ipv6_find_idev+0x102/0x170 [ 448.296618][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.296618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.296618][ T10] netlink_rcv_skb+0x130/0x360 [ 448.296618][ T10] netlink_unicast+0x449/0x710 [ 448.296618][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.296618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.296618][ T10] ___sys_sendmsg+0xee/0x170 [ 448.296618][ T10] __sys_sendmsg+0xcd/0x170 [ 448.296618][ T10] do_syscall_64+0xc6/0x1e0 [ 448.296618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.296618][ T10] [ 448.299200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 448.299200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 448.299200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 448.299200][ T10] ipv6_find_idev+0x102/0x170 [ 448.299200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.299200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.299200][ T10] netlink_rcv_skb+0x130/0x360 [ 448.299200][ T10] netlink_unicast+0x449/0x710 [ 448.299200][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.299200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.299200][ T10] ___sys_sendmsg+0xee/0x170 [ 448.299200][ T10] __sys_sendmsg+0xcd/0x170 [ 448.299200][ T10] do_syscall_64+0xc6/0x1e0 [ 448.299200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.299200][ T10] [ 448.303061][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 448.303359][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 448.303359][ T10] dst_init+0x84/0x4a0 [ 448.303359][ T10] dst_alloc+0x97/0x150 [ 448.303359][ T10] ip6_dst_alloc+0x23/0x90 [ 448.303359][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 448.303359][ T10] ip6_pol_route+0x56f/0x840 [ 448.303359][ T10] fib6_rule_lookup+0x456/0x630 [ 448.303359][ T10] ip6_route_input+0x59c/0xa50 [ 448.303359][ T10] ipv6_rcv+0x397/0x810 [ 448.303359][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 448.303359][ T10] process_backlog+0x101/0x620 [ 448.303359][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 448.303359][ T10] net_rx_action+0x495/0xbe0 [ 448.303359][ T10] __do_softirq+0x1b5/0x7f6 [ 448.303359][ T10] [ 448.305146][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.305146][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 448.305146][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 448.305146][ T10] fib6_nh_init+0xa22/0x1580 [ 448.305146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.305146][ T10] ip6_route_add+0x1c/0x140 [ 448.305146][ T10] inet6_rtm_newroute+0x104/0x110 [ 448.305146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.305146][ T10] netlink_rcv_skb+0x130/0x360 [ 448.305146][ T10] netlink_unicast+0x449/0x710 [ 448.305146][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.305146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.305146][ T10] ___sys_sendmsg+0xee/0x170 [ 448.305146][ T10] __sys_sendmsg+0xcd/0x170 [ 448.305146][ T10] do_syscall_64+0xc6/0x1e0 [ 448.305146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.305146][ T10] [ 448.307273][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.307273][ T10] netdev_get_by_index+0x5e/0x80 [ 448.307273][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.307273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.307273][ T10] addrconf_f6i_alloc+0x265/0x560 [ 448.307273][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 448.307273][ T10] addrconf_join_anycast+0x1c0/0x220 [ 448.307273][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 448.307273][ T10] addrconf_dad_completed+0x12b/0xe20 [ 448.307273][ T10] addrconf_dad_begin+0x310/0x670 [ 448.307273][ T10] addrconf_dad_work+0x10b/0xab0 [ 448.307273][ T10] process_one_work+0x84d/0x18a0 [ 448.307273][ T10] worker_thread+0x587/0xd30 [ 448.307273][ T10] kthread+0x28a/0x350 [ 448.307273][ T10] ret_from_fork+0x31/0x70 [ 448.307273][ T10] ret_from_fork_asm+0x1a/0x30 [ 448.307273][ T10] [ 448.309428][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.309428][ T10] netdev_get_by_index+0x5e/0x80 [ 448.309428][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.309428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.309428][ T10] ip6_route_add+0x1c/0x140 [ 448.309428][ T10] addrconf_prefix_route+0x2a6/0x430 [ 448.309428][ T10] inet6_addr_add+0x4f8/0xa40 [ 448.309428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.309428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.309428][ T10] netlink_rcv_skb+0x130/0x360 [ 448.309428][ T10] netlink_unicast+0x449/0x710 [ 448.309428][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.309428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.309428][ T10] ___sys_sendmsg+0xee/0x170 [ 448.309428][ T10] __sys_sendmsg+0xcd/0x170 [ 448.309428][ T10] do_syscall_64+0xc6/0x1e0 [ 448.309428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.309428][ T10] [ 448.311753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.311753][ T10] netdev_get_by_index+0x5e/0x80 [ 448.311753][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.311753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.311753][ T10] addrconf_f6i_alloc+0x315/0x560 [ 448.311753][ T10] ipv6_add_addr+0x411/0x2000 [ 448.311753][ T10] inet6_addr_add+0x30e/0xa40 [ 448.311753][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.311753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.311753][ T10] netlink_rcv_skb+0x130/0x360 [ 448.311753][ T10] netlink_unicast+0x449/0x710 [ 448.311753][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.311753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.311753][ T10] ___sys_sendmsg+0xee/0x170 [ 448.311753][ T10] __sys_sendmsg+0xcd/0x170 [ 448.311753][ T10] do_syscall_64+0xc6/0x1e0 [ 448.311753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.311753][ T10] [ 448.314112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.314112][ T10] netdev_get_by_index+0x5e/0x80 [ 448.314112][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.314112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.314112][ T10] ip6_route_add+0x1c/0x140 [ 448.314112][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 448.314112][ T10] addrconf_add_dev+0xe2/0x170 [ 448.314112][ T10] inet6_addr_add+0x12f/0xa40 [ 448.314112][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.314112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.314112][ T10] netlink_rcv_skb+0x130/0x360 [ 448.314112][ T10] netlink_unicast+0x449/0x710 [ 448.314112][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.314112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.314112][ T10] ___sys_sendmsg+0xee/0x170 [ 448.314112][ T10] __sys_sendmsg+0xcd/0x170 [ 448.314112][ T10] do_syscall_64+0xc6/0x1e0 [ 448.314112][ T10] [ 448.316481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.316481][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 448.316481][ T10] ipv6_find_idev+0x102/0x170 [ 448.316481][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.316481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.316481][ T10] netlink_rcv_skb+0x130/0x360 [ 448.316481][ T10] netlink_unicast+0x449/0x710 [ 448.316481][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.316481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.316481][ T10] ___sys_sendmsg+0xee/0x170 [ 448.316481][ T10] __sys_sendmsg+0xcd/0x170 [ 448.316481][ T10] do_syscall_64+0xc6/0x1e0 [ 448.316481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.316481][ T10] [ 448.318345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 448.318345][ T10] neigh_parms_alloc+0x1e5/0x510 [ 448.318345][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 448.318345][ T10] ipv6_find_idev+0x102/0x170 [ 448.318345][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.318345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.318345][ T10] netlink_rcv_skb+0x130/0x360 [ 448.318345][ T10] netlink_unicast+0x449/0x710 [ 448.318345][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.318345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.318345][ T10] ___sys_sendmsg+0xee/0x170 [ 448.318345][ T10] __sys_sendmsg+0xcd/0x170 [ 448.318345][ T10] do_syscall_64+0xc6/0x1e0 [ 448.318345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.318345][ T10] [ 448.320218][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 448.320472][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 448.320472][ T10] netdev_get_by_index+0x5e/0x80 [ 448.320472][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.320472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.320472][ T10] ip6_route_add+0x1c/0x140 [ 448.320472][ T10] addrconf_prefix_route+0x2a6/0x430 [ 448.320472][ T10] inet6_addr_add+0x4f8/0xa40 [ 448.320472][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.320472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.320472][ T10] netlink_rcv_skb+0x130/0x360 [ 448.320472][ T10] netlink_unicast+0x449/0x710 [ 448.320472][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.320472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.320472][ T10] ___sys_sendmsg+0xee/0x170 [ 448.320472][ T10] __sys_sendmsg+0xcd/0x170 [ 448.320472][ T10] do_syscall_64+0xc6/0x1e0 [ 448.320472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.320472][ T10] [ 448.322743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 448.322743][ T10] netdev_get_by_index+0x5e/0x80 [ 448.322743][ T10] fib6_nh_init+0x3d8/0x1580 [ 448.322743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 448.322743][ T10] addrconf_f6i_alloc+0x315/0x560 [ 448.322743][ T10] ipv6_add_addr+0x411/0x2000 [ 448.322743][ T10] inet6_addr_add+0x30e/0xa40 [ 448.322743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 448.322743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.322743][ T10] netlink_rcv_skb+0x130/0x360 [ 448.322743][ T10] netlink_unicast+0x449/0x710 [ 448.322743][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.322743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.322743][ T10] ___sys_sendmsg+0xee/0x170 [ 448.322743][ T10] __sys_sendmsg+0xcd/0x170 [ 448.322743][ T10] do_syscall_64+0xc6/0x1e0 [ 448.322743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.322743][ T10] [ 448.325140][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 448.325140][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 448.325140][ T10] ipv6_find_idev+0x102/0x170 [ 448.325140][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.325140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.325140][ T10] netlink_rcv_skb+0x130/0x360 [ 448.325140][ T10] netlink_unicast+0x449/0x710 [ 448.325140][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.325140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.325140][ T10] ___sys_sendmsg+0xee/0x170 [ 448.325140][ T10] __sys_sendmsg+0xcd/0x170 [ 448.325140][ T10] do_syscall_64+0xc6/0x1e0 [ 448.325140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.325140][ T10] [ 448.326727][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 448.326727][ T10] neigh_parms_alloc+0x1e5/0x510 [ 448.326727][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 448.326727][ T10] ipv6_find_idev+0x102/0x170 [ 448.326727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 448.326727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 448.326727][ T10] netlink_rcv_skb+0x130/0x360 [ 448.326727][ T10] netlink_unicast+0x449/0x710 [ 448.326727][ T10] netlink_sendmsg+0x723/0xbe0 [ 448.326727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 448.326727][ T10] ___sys_sendmsg+0xee/0x170 [ 448.326727][ T10] __sys_sendmsg+0xcd/0x170 [ 448.326727][ T10] do_syscall_64+0xc6/0x1e0 [ 448.326727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 448.326727][ T10] [ 457.596719][ T3128] veth0: renamed from veth1 [ 458.462857][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 458.463266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.463266][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 458.463266][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 458.463266][ T10] fib6_nh_init+0xa22/0x1580 [ 458.463266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.463266][ T10] ip6_route_add+0x1c/0x140 [ 458.463266][ T10] inet6_rtm_newroute+0x104/0x110 [ 458.463266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.463266][ T10] netlink_rcv_skb+0x130/0x360 [ 458.463266][ T10] netlink_unicast+0x449/0x710 [ 458.463266][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.463266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.463266][ T10] ___sys_sendmsg+0xee/0x170 [ 458.463266][ T10] __sys_sendmsg+0xcd/0x170 [ 458.463266][ T10] do_syscall_64+0xc6/0x1e0 [ 458.463266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.463266][ T10] [ 458.465595][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.465595][ T10] dst_init+0x84/0x4a0 [ 458.465595][ T10] dst_alloc+0x97/0x150 [ 458.465595][ T10] ip6_dst_alloc+0x23/0x90 [ 458.465595][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 458.465595][ T10] ip6_pol_route+0x56f/0x840 [ 458.465595][ T10] fib6_rule_lookup+0x456/0x630 [ 458.465595][ T10] ip6_route_input+0x59c/0xa50 [ 458.465595][ T10] ipv6_rcv+0x397/0x810 [ 458.465595][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 458.465595][ T10] process_backlog+0x101/0x620 [ 458.465595][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 458.465595][ T10] net_rx_action+0x495/0xbe0 [ 458.465595][ T10] __do_softirq+0x1b5/0x7f6 [ 458.465595][ T10] [ 458.467605][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.467605][ T10] netdev_get_by_index+0x5e/0x80 [ 458.467605][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.467605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.467605][ T10] addrconf_f6i_alloc+0x265/0x560 [ 458.467605][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 458.467605][ T10] addrconf_join_anycast+0x1c0/0x220 [ 458.467605][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 458.467605][ T10] addrconf_dad_completed+0x12b/0xe20 [ 458.467605][ T10] addrconf_dad_begin+0x310/0x670 [ 458.467605][ T10] addrconf_dad_work+0x10b/0xab0 [ 458.467605][ T10] process_one_work+0x84d/0x18a0 [ 458.467605][ T10] worker_thread+0x587/0xd30 [ 458.467605][ T10] kthread+0x28a/0x350 [ 458.467605][ T10] ret_from_fork+0x31/0x70 [ 458.467605][ T10] ret_from_fork_asm+0x1a/0x30 [ 458.467605][ T10] [ 458.469931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.469931][ T10] netdev_get_by_index+0x5e/0x80 [ 458.469931][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.469931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.469931][ T10] ip6_route_add+0x1c/0x140 [ 458.469931][ T10] addrconf_prefix_route+0x2a6/0x430 [ 458.469931][ T10] inet6_addr_add+0x4f8/0xa40 [ 458.469931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.469931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.469931][ T10] netlink_rcv_skb+0x130/0x360 [ 458.469931][ T10] netlink_unicast+0x449/0x710 [ 458.469931][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.469931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.469931][ T10] ___sys_sendmsg+0xee/0x170 [ 458.469931][ T10] __sys_sendmsg+0xcd/0x170 [ 458.469931][ T10] do_syscall_64+0xc6/0x1e0 [ 458.469931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.469931][ T10] [ 458.472449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.472449][ T10] netdev_get_by_index+0x5e/0x80 [ 458.472449][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.472449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.472449][ T10] addrconf_f6i_alloc+0x315/0x560 [ 458.472449][ T10] ipv6_add_addr+0x411/0x2000 [ 458.472449][ T10] inet6_addr_add+0x30e/0xa40 [ 458.472449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.472449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.472449][ T10] netlink_rcv_skb+0x130/0x360 [ 458.472449][ T10] netlink_unicast+0x449/0x710 [ 458.472449][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.472449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.472449][ T10] ___sys_sendmsg+0xee/0x170 [ 458.472449][ T10] __sys_sendmsg+0xcd/0x170 [ 458.472449][ T10] do_syscall_64+0xc6/0x1e0 [ 458.472449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.472449][ T10] [ 458.475051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.475051][ T10] netdev_get_by_index+0x5e/0x80 [ 458.475051][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.475051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.475051][ T10] ip6_route_add+0x1c/0x140 [ 458.475051][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 458.475051][ T10] addrconf_add_dev+0xe2/0x170 [ 458.475051][ T10] inet6_addr_add+0x12f/0xa40 [ 458.475051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.475051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.475051][ T10] netlink_rcv_skb+0x130/0x360 [ 458.475051][ T10] netlink_unicast+0x449/0x710 [ 458.475051][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.475051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.475051][ T10] ___sys_sendmsg+0xee/0x170 [ 458.475051][ T10] __sys_sendmsg+0xcd/0x170 [ 458.475051][ T10] do_syscall_64+0xc6/0x1e0 [ 458.475051][ T10] [ 458.477705][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.477705][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 458.477705][ T10] ipv6_find_idev+0x102/0x170 [ 458.477705][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.477705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.477705][ T10] netlink_rcv_skb+0x130/0x360 [ 458.477705][ T10] netlink_unicast+0x449/0x710 [ 458.477705][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.477705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.477705][ T10] ___sys_sendmsg+0xee/0x170 [ 458.477705][ T10] __sys_sendmsg+0xcd/0x170 [ 458.477705][ T10] do_syscall_64+0xc6/0x1e0 [ 458.477705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.477705][ T10] [ 458.479785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 458.479785][ T10] neigh_parms_alloc+0x1e5/0x510 [ 458.479785][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 458.479785][ T10] ipv6_find_idev+0x102/0x170 [ 458.479785][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.479785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.479785][ T10] netlink_rcv_skb+0x130/0x360 [ 458.479785][ T10] netlink_unicast+0x449/0x710 [ 458.479785][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.479785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.479785][ T10] ___sys_sendmsg+0xee/0x170 [ 458.479785][ T10] __sys_sendmsg+0xcd/0x170 [ 458.479785][ T10] do_syscall_64+0xc6/0x1e0 [ 458.479785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.479785][ T10] [ 458.482159][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 458.482493][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 458.482493][ T10] dst_init+0x84/0x4a0 [ 458.482493][ T10] dst_alloc+0x97/0x150 [ 458.482493][ T10] ip6_dst_alloc+0x23/0x90 [ 458.482493][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 458.482493][ T10] ip6_pol_route+0x56f/0x840 [ 458.482493][ T10] fib6_rule_lookup+0x456/0x630 [ 458.482493][ T10] ip6_route_input+0x59c/0xa50 [ 458.482493][ T10] ipv6_rcv+0x397/0x810 [ 458.482493][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 458.482493][ T10] process_backlog+0x101/0x620 [ 458.482493][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 458.482493][ T10] net_rx_action+0x495/0xbe0 [ 458.482493][ T10] __do_softirq+0x1b5/0x7f6 [ 458.482493][ T10] [ 458.484715][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.484715][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 458.484715][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 458.484715][ T10] fib6_nh_init+0xa22/0x1580 [ 458.484715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.484715][ T10] ip6_route_add+0x1c/0x140 [ 458.484715][ T10] inet6_rtm_newroute+0x104/0x110 [ 458.484715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.484715][ T10] netlink_rcv_skb+0x130/0x360 [ 458.484715][ T10] netlink_unicast+0x449/0x710 [ 458.484715][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.484715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.484715][ T10] ___sys_sendmsg+0xee/0x170 [ 458.484715][ T10] __sys_sendmsg+0xcd/0x170 [ 458.484715][ T10] do_syscall_64+0xc6/0x1e0 [ 458.484715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.484715][ T10] [ 458.487155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.487155][ T10] netdev_get_by_index+0x5e/0x80 [ 458.487155][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.487155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.487155][ T10] addrconf_f6i_alloc+0x265/0x560 [ 458.487155][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 458.487155][ T10] addrconf_join_anycast+0x1c0/0x220 [ 458.487155][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 458.487155][ T10] addrconf_dad_completed+0x12b/0xe20 [ 458.487155][ T10] addrconf_dad_begin+0x310/0x670 [ 458.487155][ T10] addrconf_dad_work+0x10b/0xab0 [ 458.487155][ T10] process_one_work+0x84d/0x18a0 [ 458.487155][ T10] worker_thread+0x587/0xd30 [ 458.487155][ T10] kthread+0x28a/0x350 [ 458.487155][ T10] ret_from_fork+0x31/0x70 [ 458.487155][ T10] ret_from_fork_asm+0x1a/0x30 [ 458.487155][ T10] [ 458.489813][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.489813][ T10] netdev_get_by_index+0x5e/0x80 [ 458.489813][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.489813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.489813][ T10] ip6_route_add+0x1c/0x140 [ 458.489813][ T10] addrconf_prefix_route+0x2a6/0x430 [ 458.489813][ T10] inet6_addr_add+0x4f8/0xa40 [ 458.489813][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.489813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.489813][ T10] netlink_rcv_skb+0x130/0x360 [ 458.489813][ T10] netlink_unicast+0x449/0x710 [ 458.489813][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.489813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.489813][ T10] ___sys_sendmsg+0xee/0x170 [ 458.489813][ T10] __sys_sendmsg+0xcd/0x170 [ 458.489813][ T10] do_syscall_64+0xc6/0x1e0 [ 458.489813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.489813][ T10] [ 458.492533][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.492533][ T10] netdev_get_by_index+0x5e/0x80 [ 458.492533][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.492533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.492533][ T10] addrconf_f6i_alloc+0x315/0x560 [ 458.492533][ T10] ipv6_add_addr+0x411/0x2000 [ 458.492533][ T10] inet6_addr_add+0x30e/0xa40 [ 458.492533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.492533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.492533][ T10] netlink_rcv_skb+0x130/0x360 [ 458.492533][ T10] netlink_unicast+0x449/0x710 [ 458.492533][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.492533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.492533][ T10] ___sys_sendmsg+0xee/0x170 [ 458.492533][ T10] __sys_sendmsg+0xcd/0x170 [ 458.492533][ T10] do_syscall_64+0xc6/0x1e0 [ 458.492533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.492533][ T10] [ 458.495135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.495135][ T10] netdev_get_by_index+0x5e/0x80 [ 458.495135][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.495135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.495135][ T10] ip6_route_add+0x1c/0x140 [ 458.495135][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 458.495135][ T10] addrconf_add_dev+0xe2/0x170 [ 458.495135][ T10] inet6_addr_add+0x12f/0xa40 [ 458.495135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.495135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.495135][ T10] netlink_rcv_skb+0x130/0x360 [ 458.495135][ T10] netlink_unicast+0x449/0x710 [ 458.495135][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.495135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.495135][ T10] ___sys_sendmsg+0xee/0x170 [ 458.495135][ T10] __sys_sendmsg+0xcd/0x170 [ 458.495135][ T10] do_syscall_64+0xc6/0x1e0 [ 458.495135][ T10] [ 458.497747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.497747][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 458.497747][ T10] ipv6_find_idev+0x102/0x170 [ 458.497747][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.497747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.497747][ T10] netlink_rcv_skb+0x130/0x360 [ 458.497747][ T10] netlink_unicast+0x449/0x710 [ 458.497747][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.497747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.497747][ T10] ___sys_sendmsg+0xee/0x170 [ 458.497747][ T10] __sys_sendmsg+0xcd/0x170 [ 458.497747][ T10] do_syscall_64+0xc6/0x1e0 [ 458.497747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.497747][ T10] [ 458.499815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 458.499815][ T10] neigh_parms_alloc+0x1e5/0x510 [ 458.499815][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 458.499815][ T10] ipv6_find_idev+0x102/0x170 [ 458.499815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.499815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.499815][ T10] netlink_rcv_skb+0x130/0x360 [ 458.499815][ T10] netlink_unicast+0x449/0x710 [ 458.499815][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.499815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.499815][ T10] ___sys_sendmsg+0xee/0x170 [ 458.499815][ T10] __sys_sendmsg+0xcd/0x170 [ 458.499815][ T10] do_syscall_64+0xc6/0x1e0 [ 458.499815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.499815][ T10] [ 458.501930][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 458.502304][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 458.502304][ T10] netdev_get_by_index+0x5e/0x80 [ 458.502304][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.502304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.502304][ T10] ip6_route_add+0x1c/0x140 [ 458.502304][ T10] addrconf_prefix_route+0x2a6/0x430 [ 458.502304][ T10] inet6_addr_add+0x4f8/0xa40 [ 458.502304][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.502304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.502304][ T10] netlink_rcv_skb+0x130/0x360 [ 458.502304][ T10] netlink_unicast+0x449/0x710 [ 458.502304][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.502304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.502304][ T10] ___sys_sendmsg+0xee/0x170 [ 458.502304][ T10] __sys_sendmsg+0xcd/0x170 [ 458.502304][ T10] do_syscall_64+0xc6/0x1e0 [ 458.502304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.502304][ T10] [ 458.504818][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 458.504818][ T10] netdev_get_by_index+0x5e/0x80 [ 458.504818][ T10] fib6_nh_init+0x3d8/0x1580 [ 458.504818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 458.504818][ T10] addrconf_f6i_alloc+0x315/0x560 [ 458.504818][ T10] ipv6_add_addr+0x411/0x2000 [ 458.504818][ T10] inet6_addr_add+0x30e/0xa40 [ 458.504818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 458.504818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.504818][ T10] netlink_rcv_skb+0x130/0x360 [ 458.504818][ T10] netlink_unicast+0x449/0x710 [ 458.504818][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.504818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.504818][ T10] ___sys_sendmsg+0xee/0x170 [ 458.504818][ T10] __sys_sendmsg+0xcd/0x170 [ 458.504818][ T10] do_syscall_64+0xc6/0x1e0 [ 458.504818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.504818][ T10] [ 458.507388][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 458.507388][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 458.507388][ T10] ipv6_find_idev+0x102/0x170 [ 458.507388][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.507388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.507388][ T10] netlink_rcv_skb+0x130/0x360 [ 458.507388][ T10] netlink_unicast+0x449/0x710 [ 458.507388][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.507388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.507388][ T10] ___sys_sendmsg+0xee/0x170 [ 458.507388][ T10] __sys_sendmsg+0xcd/0x170 [ 458.507388][ T10] do_syscall_64+0xc6/0x1e0 [ 458.507388][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.507388][ T10] [ 458.509480][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 458.509480][ T10] neigh_parms_alloc+0x1e5/0x510 [ 458.509480][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 458.509480][ T10] ipv6_find_idev+0x102/0x170 [ 458.509480][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 458.509480][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 458.509480][ T10] netlink_rcv_skb+0x130/0x360 [ 458.509480][ T10] netlink_unicast+0x449/0x710 [ 458.509480][ T10] netlink_sendmsg+0x723/0xbe0 [ 458.509480][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 458.509480][ T10] ___sys_sendmsg+0xee/0x170 [ 458.509480][ T10] __sys_sendmsg+0xcd/0x170 [ 458.509480][ T10] do_syscall_64+0xc6/0x1e0 [ 458.509480][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 458.509480][ T10] [ 461.482159][ T3155] br0: port 1(vx0) entered blocking state [ 461.482422][ T3155] br0: port 1(vx0) entered disabled state [ 461.482599][ T3155] vx0: entered allmulticast mode [ 461.484628][ T3155] vx0: entered promiscuous mode [ 461.486697][ T3155] br0: port 1(vx0) entered blocking state [ 461.486877][ T3155] br0: port 1(vx0) entered forwarding state [ 466.916215][ T3185] br0: port 1(vx0) entered blocking state [ 466.916470][ T3185] br0: port 1(vx0) entered disabled state [ 466.916643][ T3185] vx0: entered allmulticast mode [ 466.917789][ T3185] vx0: entered promiscuous mode [ 466.925009][ T3185] br0: port 1(vx0) entered blocking state [ 466.925181][ T3185] br0: port 1(vx0) entered forwarding state [ 468.630906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 468.631318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.631318][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 468.631318][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 468.631318][ T10] fib6_nh_init+0xa22/0x1580 [ 468.631318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.631318][ T10] ip6_route_add+0x1c/0x140 [ 468.631318][ T10] inet6_rtm_newroute+0x104/0x110 [ 468.631318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.631318][ T10] netlink_rcv_skb+0x130/0x360 [ 468.631318][ T10] netlink_unicast+0x449/0x710 [ 468.631318][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.631318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.631318][ T10] ___sys_sendmsg+0xee/0x170 [ 468.631318][ T10] __sys_sendmsg+0xcd/0x170 [ 468.631318][ T10] do_syscall_64+0xc6/0x1e0 [ 468.631318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.631318][ T10] [ 468.633858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.633858][ T10] dst_init+0x84/0x4a0 [ 468.633858][ T10] dst_alloc+0x97/0x150 [ 468.633858][ T10] ip6_dst_alloc+0x23/0x90 [ 468.633858][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 468.633858][ T10] ip6_pol_route+0x56f/0x840 [ 468.633858][ T10] fib6_rule_lookup+0x456/0x630 [ 468.633858][ T10] ip6_route_input+0x59c/0xa50 [ 468.633858][ T10] ipv6_rcv+0x397/0x810 [ 468.633858][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 468.633858][ T10] process_backlog+0x101/0x620 [ 468.633858][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 468.633858][ T10] net_rx_action+0x495/0xbe0 [ 468.633858][ T10] __do_softirq+0x1b5/0x7f6 [ 468.633858][ T10] [ 468.636003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.636003][ T10] netdev_get_by_index+0x5e/0x80 [ 468.636003][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.636003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.636003][ T10] addrconf_f6i_alloc+0x265/0x560 [ 468.636003][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 468.636003][ T10] addrconf_join_anycast+0x1c0/0x220 [ 468.636003][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 468.636003][ T10] addrconf_dad_completed+0x12b/0xe20 [ 468.636003][ T10] addrconf_dad_begin+0x310/0x670 [ 468.636003][ T10] addrconf_dad_work+0x10b/0xab0 [ 468.636003][ T10] process_one_work+0x84d/0x18a0 [ 468.636003][ T10] worker_thread+0x587/0xd30 [ 468.636003][ T10] kthread+0x28a/0x350 [ 468.636003][ T10] ret_from_fork+0x31/0x70 [ 468.636003][ T10] ret_from_fork_asm+0x1a/0x30 [ 468.636003][ T10] [ 468.638397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.638397][ T10] netdev_get_by_index+0x5e/0x80 [ 468.638397][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.638397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.638397][ T10] ip6_route_add+0x1c/0x140 [ 468.638397][ T10] addrconf_prefix_route+0x2a6/0x430 [ 468.638397][ T10] inet6_addr_add+0x4f8/0xa40 [ 468.638397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.638397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.638397][ T10] netlink_rcv_skb+0x130/0x360 [ 468.638397][ T10] netlink_unicast+0x449/0x710 [ 468.638397][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.638397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.638397][ T10] ___sys_sendmsg+0xee/0x170 [ 468.638397][ T10] __sys_sendmsg+0xcd/0x170 [ 468.638397][ T10] do_syscall_64+0xc6/0x1e0 [ 468.638397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.638397][ T10] [ 468.640902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.640902][ T10] netdev_get_by_index+0x5e/0x80 [ 468.640902][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.640902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.640902][ T10] addrconf_f6i_alloc+0x315/0x560 [ 468.640902][ T10] ipv6_add_addr+0x411/0x2000 [ 468.640902][ T10] inet6_addr_add+0x30e/0xa40 [ 468.640902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.640902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.640902][ T10] netlink_rcv_skb+0x130/0x360 [ 468.640902][ T10] netlink_unicast+0x449/0x710 [ 468.640902][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.640902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.640902][ T10] ___sys_sendmsg+0xee/0x170 [ 468.640902][ T10] __sys_sendmsg+0xcd/0x170 [ 468.640902][ T10] do_syscall_64+0xc6/0x1e0 [ 468.640902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.640902][ T10] [ 468.643411][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.643411][ T10] netdev_get_by_index+0x5e/0x80 [ 468.643411][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.643411][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.643411][ T10] ip6_route_add+0x1c/0x140 [ 468.643411][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 468.643411][ T10] addrconf_add_dev+0xe2/0x170 [ 468.643411][ T10] inet6_addr_add+0x12f/0xa40 [ 468.643411][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.643411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.643411][ T10] netlink_rcv_skb+0x130/0x360 [ 468.643411][ T10] netlink_unicast+0x449/0x710 [ 468.643411][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.643411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.643411][ T10] ___sys_sendmsg+0xee/0x170 [ 468.643411][ T10] __sys_sendmsg+0xcd/0x170 [ 468.643411][ T10] do_syscall_64+0xc6/0x1e0 [ 468.643411][ T10] [ 468.645790][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.645790][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 468.645790][ T10] ipv6_find_idev+0x102/0x170 [ 468.645790][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.645790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.645790][ T10] netlink_rcv_skb+0x130/0x360 [ 468.645790][ T10] netlink_unicast+0x449/0x710 [ 468.645790][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.645790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.645790][ T10] ___sys_sendmsg+0xee/0x170 [ 468.645790][ T10] __sys_sendmsg+0xcd/0x170 [ 468.645790][ T10] do_syscall_64+0xc6/0x1e0 [ 468.645790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.645790][ T10] [ 468.647607][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 468.647607][ T10] neigh_parms_alloc+0x1e5/0x510 [ 468.647607][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 468.647607][ T10] ipv6_find_idev+0x102/0x170 [ 468.647607][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.647607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.647607][ T10] netlink_rcv_skb+0x130/0x360 [ 468.647607][ T10] netlink_unicast+0x449/0x710 [ 468.647607][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.647607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.647607][ T10] ___sys_sendmsg+0xee/0x170 [ 468.647607][ T10] __sys_sendmsg+0xcd/0x170 [ 468.647607][ T10] do_syscall_64+0xc6/0x1e0 [ 468.647607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.647607][ T10] [ 468.649878][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 468.650219][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 468.650219][ T10] dst_init+0x84/0x4a0 [ 468.650219][ T10] dst_alloc+0x97/0x150 [ 468.650219][ T10] ip6_dst_alloc+0x23/0x90 [ 468.650219][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 468.650219][ T10] ip6_pol_route+0x56f/0x840 [ 468.650219][ T10] fib6_rule_lookup+0x456/0x630 [ 468.650219][ T10] ip6_route_input+0x59c/0xa50 [ 468.650219][ T10] ipv6_rcv+0x397/0x810 [ 468.650219][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 468.650219][ T10] process_backlog+0x101/0x620 [ 468.650219][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 468.650219][ T10] net_rx_action+0x495/0xbe0 [ 468.650219][ T10] __do_softirq+0x1b5/0x7f6 [ 468.650219][ T10] [ 468.652438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.652438][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 468.652438][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 468.652438][ T10] fib6_nh_init+0xa22/0x1580 [ 468.652438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.652438][ T10] ip6_route_add+0x1c/0x140 [ 468.652438][ T10] inet6_rtm_newroute+0x104/0x110 [ 468.652438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.652438][ T10] netlink_rcv_skb+0x130/0x360 [ 468.652438][ T10] netlink_unicast+0x449/0x710 [ 468.652438][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.652438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.652438][ T10] ___sys_sendmsg+0xee/0x170 [ 468.652438][ T10] __sys_sendmsg+0xcd/0x170 [ 468.652438][ T10] do_syscall_64+0xc6/0x1e0 [ 468.652438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.652438][ T10] [ 468.654858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.654858][ T10] netdev_get_by_index+0x5e/0x80 [ 468.654858][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.654858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.654858][ T10] addrconf_f6i_alloc+0x265/0x560 [ 468.654858][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 468.654858][ T10] addrconf_join_anycast+0x1c0/0x220 [ 468.654858][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 468.654858][ T10] addrconf_dad_completed+0x12b/0xe20 [ 468.654858][ T10] addrconf_dad_begin+0x310/0x670 [ 468.654858][ T10] addrconf_dad_work+0x10b/0xab0 [ 468.654858][ T10] process_one_work+0x84d/0x18a0 [ 468.654858][ T10] worker_thread+0x587/0xd30 [ 468.654858][ T10] kthread+0x28a/0x350 [ 468.654858][ T10] ret_from_fork+0x31/0x70 [ 468.654858][ T10] ret_from_fork_asm+0x1a/0x30 [ 468.654858][ T10] [ 468.657636][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.657636][ T10] netdev_get_by_index+0x5e/0x80 [ 468.657636][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.657636][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.657636][ T10] ip6_route_add+0x1c/0x140 [ 468.657636][ T10] addrconf_prefix_route+0x2a6/0x430 [ 468.657636][ T10] inet6_addr_add+0x4f8/0xa40 [ 468.657636][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.657636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.657636][ T10] netlink_rcv_skb+0x130/0x360 [ 468.657636][ T10] netlink_unicast+0x449/0x710 [ 468.657636][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.657636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.657636][ T10] ___sys_sendmsg+0xee/0x170 [ 468.657636][ T10] __sys_sendmsg+0xcd/0x170 [ 468.657636][ T10] do_syscall_64+0xc6/0x1e0 [ 468.657636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.657636][ T10] [ 468.660325][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.660325][ T10] netdev_get_by_index+0x5e/0x80 [ 468.660325][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.660325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.660325][ T10] addrconf_f6i_alloc+0x315/0x560 [ 468.660325][ T10] ipv6_add_addr+0x411/0x2000 [ 468.660325][ T10] inet6_addr_add+0x30e/0xa40 [ 468.660325][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.660325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.660325][ T10] netlink_rcv_skb+0x130/0x360 [ 468.660325][ T10] netlink_unicast+0x449/0x710 [ 468.660325][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.660325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.660325][ T10] ___sys_sendmsg+0xee/0x170 [ 468.660325][ T10] __sys_sendmsg+0xcd/0x170 [ 468.660325][ T10] do_syscall_64+0xc6/0x1e0 [ 468.660325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.660325][ T10] [ 468.663008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.663008][ T10] netdev_get_by_index+0x5e/0x80 [ 468.663008][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.663008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.663008][ T10] ip6_route_add+0x1c/0x140 [ 468.663008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 468.663008][ T10] addrconf_add_dev+0xe2/0x170 [ 468.663008][ T10] inet6_addr_add+0x12f/0xa40 [ 468.663008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.663008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.663008][ T10] netlink_rcv_skb+0x130/0x360 [ 468.663008][ T10] netlink_unicast+0x449/0x710 [ 468.663008][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.663008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.663008][ T10] ___sys_sendmsg+0xee/0x170 [ 468.663008][ T10] __sys_sendmsg+0xcd/0x170 [ 468.663008][ T10] do_syscall_64+0xc6/0x1e0 [ 468.663008][ T10] [ 468.665767][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.665767][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 468.665767][ T10] ipv6_find_idev+0x102/0x170 [ 468.665767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.665767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.665767][ T10] netlink_rcv_skb+0x130/0x360 [ 468.665767][ T10] netlink_unicast+0x449/0x710 [ 468.665767][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.665767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.665767][ T10] ___sys_sendmsg+0xee/0x170 [ 468.665767][ T10] __sys_sendmsg+0xcd/0x170 [ 468.665767][ T10] do_syscall_64+0xc6/0x1e0 [ 468.665767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.665767][ T10] [ 468.667765][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 468.667765][ T10] neigh_parms_alloc+0x1e5/0x510 [ 468.667765][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 468.667765][ T10] ipv6_find_idev+0x102/0x170 [ 468.667765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.667765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.667765][ T10] netlink_rcv_skb+0x130/0x360 [ 468.667765][ T10] netlink_unicast+0x449/0x710 [ 468.667765][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.667765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.667765][ T10] ___sys_sendmsg+0xee/0x170 [ 468.667765][ T10] __sys_sendmsg+0xcd/0x170 [ 468.667765][ T10] do_syscall_64+0xc6/0x1e0 [ 468.667765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.667765][ T10] [ 468.670045][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 468.670396][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 468.670396][ T10] netdev_get_by_index+0x5e/0x80 [ 468.670396][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.670396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.670396][ T10] ip6_route_add+0x1c/0x140 [ 468.670396][ T10] addrconf_prefix_route+0x2a6/0x430 [ 468.670396][ T10] inet6_addr_add+0x4f8/0xa40 [ 468.670396][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.670396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.670396][ T10] netlink_rcv_skb+0x130/0x360 [ 468.670396][ T10] netlink_unicast+0x449/0x710 [ 468.670396][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.670396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.670396][ T10] ___sys_sendmsg+0xee/0x170 [ 468.670396][ T10] __sys_sendmsg+0xcd/0x170 [ 468.670396][ T10] do_syscall_64+0xc6/0x1e0 [ 468.670396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.670396][ T10] [ 468.673087][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 468.673087][ T10] netdev_get_by_index+0x5e/0x80 [ 468.673087][ T10] fib6_nh_init+0x3d8/0x1580 [ 468.673087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 468.673087][ T10] addrconf_f6i_alloc+0x315/0x560 [ 468.673087][ T10] ipv6_add_addr+0x411/0x2000 [ 468.673087][ T10] inet6_addr_add+0x30e/0xa40 [ 468.673087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 468.673087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.673087][ T10] netlink_rcv_skb+0x130/0x360 [ 468.673087][ T10] netlink_unicast+0x449/0x710 [ 468.673087][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.673087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.673087][ T10] ___sys_sendmsg+0xee/0x170 [ 468.673087][ T10] __sys_sendmsg+0xcd/0x170 [ 468.673087][ T10] do_syscall_64+0xc6/0x1e0 [ 468.673087][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.673087][ T10] [ 468.675771][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 468.675771][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 468.675771][ T10] ipv6_find_idev+0x102/0x170 [ 468.675771][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.675771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.675771][ T10] netlink_rcv_skb+0x130/0x360 [ 468.675771][ T10] netlink_unicast+0x449/0x710 [ 468.675771][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.675771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.675771][ T10] ___sys_sendmsg+0xee/0x170 [ 468.675771][ T10] __sys_sendmsg+0xcd/0x170 [ 468.675771][ T10] do_syscall_64+0xc6/0x1e0 [ 468.675771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.675771][ T10] [ 468.677902][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 468.677902][ T10] neigh_parms_alloc+0x1e5/0x510 [ 468.677902][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 468.677902][ T10] ipv6_find_idev+0x102/0x170 [ 468.677902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 468.677902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 468.677902][ T10] netlink_rcv_skb+0x130/0x360 [ 468.677902][ T10] netlink_unicast+0x449/0x710 [ 468.677902][ T10] netlink_sendmsg+0x723/0xbe0 [ 468.677902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 468.677902][ T10] ___sys_sendmsg+0xee/0x170 [ 468.677902][ T10] __sys_sendmsg+0xcd/0x170 [ 468.677902][ T10] do_syscall_64+0xc6/0x1e0 [ 468.677902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 468.677902][ T10] [ 469.833123][ T3204] ip (3204) used greatest stack depth: 23744 bytes left [ 470.976405][ T3216] veth0: renamed from veth1 [ 475.030864][ T3244] br0: port 1(vx0) entered blocking state [ 475.031119][ T3244] br0: port 1(vx0) entered disabled state [ 475.031292][ T3244] vx0: entered allmulticast mode [ 475.032439][ T3244] vx0: entered promiscuous mode [ 475.034548][ T3244] br0: port 1(vx0) entered blocking state [ 475.034717][ T3244] br0: port 1(vx0) entered forwarding state [ 478.822852][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 478.823317][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.823317][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 478.823317][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 478.823317][ T10] fib6_nh_init+0xa22/0x1580 [ 478.823317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.823317][ T10] ip6_route_add+0x1c/0x140 [ 478.823317][ T10] inet6_rtm_newroute+0x104/0x110 [ 478.823317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.823317][ T10] netlink_rcv_skb+0x130/0x360 [ 478.823317][ T10] netlink_unicast+0x449/0x710 [ 478.823317][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.823317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.823317][ T10] ___sys_sendmsg+0xee/0x170 [ 478.823317][ T10] __sys_sendmsg+0xcd/0x170 [ 478.823317][ T10] do_syscall_64+0xc6/0x1e0 [ 478.823317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.823317][ T10] [ 478.826209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.826209][ T10] dst_init+0x84/0x4a0 [ 478.826209][ T10] dst_alloc+0x97/0x150 [ 478.826209][ T10] ip6_dst_alloc+0x23/0x90 [ 478.826209][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 478.826209][ T10] ip6_pol_route+0x56f/0x840 [ 478.826209][ T10] fib6_rule_lookup+0x456/0x630 [ 478.826209][ T10] ip6_route_input+0x59c/0xa50 [ 478.826209][ T10] ipv6_rcv+0x397/0x810 [ 478.826209][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 478.826209][ T10] process_backlog+0x101/0x620 [ 478.826209][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 478.826209][ T10] net_rx_action+0x495/0xbe0 [ 478.826209][ T10] __do_softirq+0x1b5/0x7f6 [ 478.826209][ T10] [ 478.828724][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.828724][ T10] netdev_get_by_index+0x5e/0x80 [ 478.828724][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.828724][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.828724][ T10] addrconf_f6i_alloc+0x265/0x560 [ 478.828724][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 478.828724][ T10] addrconf_join_anycast+0x1c0/0x220 [ 478.828724][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 478.828724][ T10] addrconf_dad_completed+0x12b/0xe20 [ 478.828724][ T10] addrconf_dad_begin+0x310/0x670 [ 478.828724][ T10] addrconf_dad_work+0x10b/0xab0 [ 478.828724][ T10] process_one_work+0x84d/0x18a0 [ 478.828724][ T10] worker_thread+0x587/0xd30 [ 478.828724][ T10] kthread+0x28a/0x350 [ 478.828724][ T10] ret_from_fork+0x31/0x70 [ 478.828724][ T10] ret_from_fork_asm+0x1a/0x30 [ 478.828724][ T10] [ 478.831699][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.831699][ T10] netdev_get_by_index+0x5e/0x80 [ 478.831699][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.831699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.831699][ T10] ip6_route_add+0x1c/0x140 [ 478.831699][ T10] addrconf_prefix_route+0x2a6/0x430 [ 478.831699][ T10] inet6_addr_add+0x4f8/0xa40 [ 478.831699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.831699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.831699][ T10] netlink_rcv_skb+0x130/0x360 [ 478.831699][ T10] netlink_unicast+0x449/0x710 [ 478.831699][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.831699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.831699][ T10] ___sys_sendmsg+0xee/0x170 [ 478.831699][ T10] __sys_sendmsg+0xcd/0x170 [ 478.831699][ T10] do_syscall_64+0xc6/0x1e0 [ 478.831699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.831699][ T10] [ 478.834146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.834146][ T10] netdev_get_by_index+0x5e/0x80 [ 478.834146][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.834146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.834146][ T10] addrconf_f6i_alloc+0x315/0x560 [ 478.834146][ T10] ipv6_add_addr+0x411/0x2000 [ 478.834146][ T10] inet6_addr_add+0x30e/0xa40 [ 478.834146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.834146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.834146][ T10] netlink_rcv_skb+0x130/0x360 [ 478.834146][ T10] netlink_unicast+0x449/0x710 [ 478.834146][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.834146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.834146][ T10] ___sys_sendmsg+0xee/0x170 [ 478.834146][ T10] __sys_sendmsg+0xcd/0x170 [ 478.834146][ T10] do_syscall_64+0xc6/0x1e0 [ 478.834146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.834146][ T10] [ 478.836206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.836206][ T10] netdev_get_by_index+0x5e/0x80 [ 478.836206][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.836206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.836206][ T10] ip6_route_add+0x1c/0x140 [ 478.836206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 478.836206][ T10] addrconf_add_dev+0xe2/0x170 [ 478.836206][ T10] inet6_addr_add+0x12f/0xa40 [ 478.836206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.836206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.836206][ T10] netlink_rcv_skb+0x130/0x360 [ 478.836206][ T10] netlink_unicast+0x449/0x710 [ 478.836206][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.836206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.836206][ T10] ___sys_sendmsg+0xee/0x170 [ 478.836206][ T10] __sys_sendmsg+0xcd/0x170 [ 478.836206][ T10] do_syscall_64+0xc6/0x1e0 [ 478.836206][ T10] [ 478.838234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.838234][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 478.838234][ T10] ipv6_find_idev+0x102/0x170 [ 478.838234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.838234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.838234][ T10] netlink_rcv_skb+0x130/0x360 [ 478.838234][ T10] netlink_unicast+0x449/0x710 [ 478.838234][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.838234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.838234][ T10] ___sys_sendmsg+0xee/0x170 [ 478.838234][ T10] __sys_sendmsg+0xcd/0x170 [ 478.838234][ T10] do_syscall_64+0xc6/0x1e0 [ 478.838234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.838234][ T10] [ 478.839806][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 478.839806][ T10] neigh_parms_alloc+0x1e5/0x510 [ 478.839806][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 478.839806][ T10] ipv6_find_idev+0x102/0x170 [ 478.839806][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.839806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.839806][ T10] netlink_rcv_skb+0x130/0x360 [ 478.839806][ T10] netlink_unicast+0x449/0x710 [ 478.839806][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.839806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.839806][ T10] ___sys_sendmsg+0xee/0x170 [ 478.839806][ T10] __sys_sendmsg+0xcd/0x170 [ 478.839806][ T10] do_syscall_64+0xc6/0x1e0 [ 478.839806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.839806][ T10] [ 478.841839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 478.842121][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 478.842121][ T10] dst_init+0x84/0x4a0 [ 478.842121][ T10] dst_alloc+0x97/0x150 [ 478.842121][ T10] ip6_dst_alloc+0x23/0x90 [ 478.842121][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 478.842121][ T10] ip6_pol_route+0x56f/0x840 [ 478.842121][ T10] fib6_rule_lookup+0x456/0x630 [ 478.842121][ T10] ip6_route_input+0x59c/0xa50 [ 478.842121][ T10] ipv6_rcv+0x397/0x810 [ 478.842121][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 478.842121][ T10] process_backlog+0x101/0x620 [ 478.842121][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 478.842121][ T10] net_rx_action+0x495/0xbe0 [ 478.842121][ T10] __do_softirq+0x1b5/0x7f6 [ 478.842121][ T10] [ 478.843969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.843969][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 478.843969][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 478.843969][ T10] fib6_nh_init+0xa22/0x1580 [ 478.843969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.843969][ T10] ip6_route_add+0x1c/0x140 [ 478.843969][ T10] inet6_rtm_newroute+0x104/0x110 [ 478.843969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.843969][ T10] netlink_rcv_skb+0x130/0x360 [ 478.843969][ T10] netlink_unicast+0x449/0x710 [ 478.843969][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.843969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.843969][ T10] ___sys_sendmsg+0xee/0x170 [ 478.843969][ T10] __sys_sendmsg+0xcd/0x170 [ 478.843969][ T10] do_syscall_64+0xc6/0x1e0 [ 478.843969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.843969][ T10] [ 478.846103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.846103][ T10] netdev_get_by_index+0x5e/0x80 [ 478.846103][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.846103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.846103][ T10] addrconf_f6i_alloc+0x265/0x560 [ 478.846103][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 478.846103][ T10] addrconf_join_anycast+0x1c0/0x220 [ 478.846103][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 478.846103][ T10] addrconf_dad_completed+0x12b/0xe20 [ 478.846103][ T10] addrconf_dad_begin+0x310/0x670 [ 478.846103][ T10] addrconf_dad_work+0x10b/0xab0 [ 478.846103][ T10] process_one_work+0x84d/0x18a0 [ 478.846103][ T10] worker_thread+0x587/0xd30 [ 478.846103][ T10] kthread+0x28a/0x350 [ 478.846103][ T10] ret_from_fork+0x31/0x70 [ 478.846103][ T10] ret_from_fork_asm+0x1a/0x30 [ 478.846103][ T10] [ 478.848290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.848290][ T10] netdev_get_by_index+0x5e/0x80 [ 478.848290][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.848290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.848290][ T10] ip6_route_add+0x1c/0x140 [ 478.848290][ T10] addrconf_prefix_route+0x2a6/0x430 [ 478.848290][ T10] inet6_addr_add+0x4f8/0xa40 [ 478.848290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.848290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.848290][ T10] netlink_rcv_skb+0x130/0x360 [ 478.848290][ T10] netlink_unicast+0x449/0x710 [ 478.848290][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.848290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.848290][ T10] ___sys_sendmsg+0xee/0x170 [ 478.848290][ T10] __sys_sendmsg+0xcd/0x170 [ 478.848290][ T10] do_syscall_64+0xc6/0x1e0 [ 478.848290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.848290][ T10] [ 478.850655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.850655][ T10] netdev_get_by_index+0x5e/0x80 [ 478.850655][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.850655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.850655][ T10] addrconf_f6i_alloc+0x315/0x560 [ 478.850655][ T10] ipv6_add_addr+0x411/0x2000 [ 478.850655][ T10] inet6_addr_add+0x30e/0xa40 [ 478.850655][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.850655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.850655][ T10] netlink_rcv_skb+0x130/0x360 [ 478.850655][ T10] netlink_unicast+0x449/0x710 [ 478.850655][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.850655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.850655][ T10] ___sys_sendmsg+0xee/0x170 [ 478.850655][ T10] __sys_sendmsg+0xcd/0x170 [ 478.850655][ T10] do_syscall_64+0xc6/0x1e0 [ 478.850655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.850655][ T10] [ 478.852934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.852934][ T10] netdev_get_by_index+0x5e/0x80 [ 478.852934][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.852934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.852934][ T10] ip6_route_add+0x1c/0x140 [ 478.852934][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 478.852934][ T10] addrconf_add_dev+0xe2/0x170 [ 478.852934][ T10] inet6_addr_add+0x12f/0xa40 [ 478.852934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.852934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.852934][ T10] netlink_rcv_skb+0x130/0x360 [ 478.852934][ T10] netlink_unicast+0x449/0x710 [ 478.852934][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.852934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.852934][ T10] ___sys_sendmsg+0xee/0x170 [ 478.852934][ T10] __sys_sendmsg+0xcd/0x170 [ 478.852934][ T10] do_syscall_64+0xc6/0x1e0 [ 478.852934][ T10] [ 478.855157][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.855157][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 478.855157][ T10] ipv6_find_idev+0x102/0x170 [ 478.855157][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.855157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.855157][ T10] netlink_rcv_skb+0x130/0x360 [ 478.855157][ T10] netlink_unicast+0x449/0x710 [ 478.855157][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.855157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.855157][ T10] ___sys_sendmsg+0xee/0x170 [ 478.855157][ T10] __sys_sendmsg+0xcd/0x170 [ 478.855157][ T10] do_syscall_64+0xc6/0x1e0 [ 478.855157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.855157][ T10] [ 478.856979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 478.856979][ T10] neigh_parms_alloc+0x1e5/0x510 [ 478.856979][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 478.856979][ T10] ipv6_find_idev+0x102/0x170 [ 478.856979][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.856979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.856979][ T10] netlink_rcv_skb+0x130/0x360 [ 478.856979][ T10] netlink_unicast+0x449/0x710 [ 478.856979][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.856979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.856979][ T10] ___sys_sendmsg+0xee/0x170 [ 478.856979][ T10] __sys_sendmsg+0xcd/0x170 [ 478.856979][ T10] do_syscall_64+0xc6/0x1e0 [ 478.856979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.856979][ T10] [ 478.858906][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 478.859151][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 478.859151][ T10] netdev_get_by_index+0x5e/0x80 [ 478.859151][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.859151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.859151][ T10] ip6_route_add+0x1c/0x140 [ 478.859151][ T10] addrconf_prefix_route+0x2a6/0x430 [ 478.859151][ T10] inet6_addr_add+0x4f8/0xa40 [ 478.859151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.859151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.859151][ T10] netlink_rcv_skb+0x130/0x360 [ 478.859151][ T10] netlink_unicast+0x449/0x710 [ 478.859151][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.859151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.859151][ T10] ___sys_sendmsg+0xee/0x170 [ 478.859151][ T10] __sys_sendmsg+0xcd/0x170 [ 478.859151][ T10] do_syscall_64+0xc6/0x1e0 [ 478.859151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.859151][ T10] [ 478.861456][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 478.861456][ T10] netdev_get_by_index+0x5e/0x80 [ 478.861456][ T10] fib6_nh_init+0x3d8/0x1580 [ 478.861456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 478.861456][ T10] addrconf_f6i_alloc+0x315/0x560 [ 478.861456][ T10] ipv6_add_addr+0x411/0x2000 [ 478.861456][ T10] inet6_addr_add+0x30e/0xa40 [ 478.861456][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 478.861456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.861456][ T10] netlink_rcv_skb+0x130/0x360 [ 478.861456][ T10] netlink_unicast+0x449/0x710 [ 478.861456][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.861456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.861456][ T10] ___sys_sendmsg+0xee/0x170 [ 478.861456][ T10] __sys_sendmsg+0xcd/0x170 [ 478.861456][ T10] do_syscall_64+0xc6/0x1e0 [ 478.861456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.861456][ T10] [ 478.863768][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 478.863768][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 478.863768][ T10] ipv6_find_idev+0x102/0x170 [ 478.863768][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.863768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.863768][ T10] netlink_rcv_skb+0x130/0x360 [ 478.863768][ T10] netlink_unicast+0x449/0x710 [ 478.863768][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.863768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.863768][ T10] ___sys_sendmsg+0xee/0x170 [ 478.863768][ T10] __sys_sendmsg+0xcd/0x170 [ 478.863768][ T10] do_syscall_64+0xc6/0x1e0 [ 478.863768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.863768][ T10] [ 478.865577][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 478.865577][ T10] neigh_parms_alloc+0x1e5/0x510 [ 478.865577][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 478.865577][ T10] ipv6_find_idev+0x102/0x170 [ 478.865577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 478.865577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 478.865577][ T10] netlink_rcv_skb+0x130/0x360 [ 478.865577][ T10] netlink_unicast+0x449/0x710 [ 478.865577][ T10] netlink_sendmsg+0x723/0xbe0 [ 478.865577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 478.865577][ T10] ___sys_sendmsg+0xee/0x170 [ 478.865577][ T10] __sys_sendmsg+0xcd/0x170 [ 478.865577][ T10] do_syscall_64+0xc6/0x1e0 [ 478.865577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 478.865577][ T10] [ 480.349868][ T3274] br0: port 1(vx0) entered blocking state [ 480.350114][ T3274] br0: port 1(vx0) entered disabled state [ 480.350286][ T3274] vx0: entered allmulticast mode [ 480.351438][ T3274] vx0: entered promiscuous mode [ 480.353734][ T3274] br0: port 1(vx0) entered blocking state [ 480.353908][ T3274] br0: port 1(vx0) entered forwarding state [ 488.926867][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 488.927178][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.927178][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 488.927178][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 488.927178][ T10] fib6_nh_init+0xa22/0x1580 [ 488.927178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.927178][ T10] ip6_route_add+0x1c/0x140 [ 488.927178][ T10] inet6_rtm_newroute+0x104/0x110 [ 488.927178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.927178][ T10] netlink_rcv_skb+0x130/0x360 [ 488.927178][ T10] netlink_unicast+0x449/0x710 [ 488.927178][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.927178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.927178][ T10] ___sys_sendmsg+0xee/0x170 [ 488.927178][ T10] __sys_sendmsg+0xcd/0x170 [ 488.927178][ T10] do_syscall_64+0xc6/0x1e0 [ 488.927178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.927178][ T10] [ 488.929255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.929255][ T10] dst_init+0x84/0x4a0 [ 488.929255][ T10] dst_alloc+0x97/0x150 [ 488.929255][ T10] ip6_dst_alloc+0x23/0x90 [ 488.929255][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 488.929255][ T10] ip6_pol_route+0x56f/0x840 [ 488.929255][ T10] fib6_rule_lookup+0x456/0x630 [ 488.929255][ T10] ip6_route_input+0x59c/0xa50 [ 488.929255][ T10] ipv6_rcv+0x397/0x810 [ 488.929255][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 488.929255][ T10] process_backlog+0x101/0x620 [ 488.929255][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 488.929255][ T10] net_rx_action+0x495/0xbe0 [ 488.929255][ T10] __do_softirq+0x1b5/0x7f6 [ 488.929255][ T10] [ 488.930970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.930970][ T10] netdev_get_by_index+0x5e/0x80 [ 488.930970][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.930970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.930970][ T10] addrconf_f6i_alloc+0x265/0x560 [ 488.930970][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 488.930970][ T10] addrconf_join_anycast+0x1c0/0x220 [ 488.930970][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 488.930970][ T10] addrconf_dad_completed+0x12b/0xe20 [ 488.930970][ T10] addrconf_dad_begin+0x310/0x670 [ 488.930970][ T10] addrconf_dad_work+0x10b/0xab0 [ 488.930970][ T10] process_one_work+0x84d/0x18a0 [ 488.930970][ T10] worker_thread+0x587/0xd30 [ 488.930970][ T10] kthread+0x28a/0x350 [ 488.930970][ T10] ret_from_fork+0x31/0x70 [ 488.930970][ T10] ret_from_fork_asm+0x1a/0x30 [ 488.930970][ T10] [ 488.932939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.932939][ T10] netdev_get_by_index+0x5e/0x80 [ 488.932939][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.932939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.932939][ T10] ip6_route_add+0x1c/0x140 [ 488.932939][ T10] addrconf_prefix_route+0x2a6/0x430 [ 488.932939][ T10] inet6_addr_add+0x4f8/0xa40 [ 488.932939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.932939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.932939][ T10] netlink_rcv_skb+0x130/0x360 [ 488.932939][ T10] netlink_unicast+0x449/0x710 [ 488.932939][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.932939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.932939][ T10] ___sys_sendmsg+0xee/0x170 [ 488.932939][ T10] __sys_sendmsg+0xcd/0x170 [ 488.932939][ T10] do_syscall_64+0xc6/0x1e0 [ 488.932939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.932939][ T10] [ 488.934975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.934975][ T10] netdev_get_by_index+0x5e/0x80 [ 488.934975][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.934975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.934975][ T10] addrconf_f6i_alloc+0x315/0x560 [ 488.934975][ T10] ipv6_add_addr+0x411/0x2000 [ 488.934975][ T10] inet6_addr_add+0x30e/0xa40 [ 488.934975][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.934975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.934975][ T10] netlink_rcv_skb+0x130/0x360 [ 488.934975][ T10] netlink_unicast+0x449/0x710 [ 488.934975][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.934975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.934975][ T10] ___sys_sendmsg+0xee/0x170 [ 488.934975][ T10] __sys_sendmsg+0xcd/0x170 [ 488.934975][ T10] do_syscall_64+0xc6/0x1e0 [ 488.934975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.934975][ T10] [ 488.937238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.937238][ T10] netdev_get_by_index+0x5e/0x80 [ 488.937238][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.937238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.937238][ T10] ip6_route_add+0x1c/0x140 [ 488.937238][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 488.937238][ T10] addrconf_add_dev+0xe2/0x170 [ 488.937238][ T10] inet6_addr_add+0x12f/0xa40 [ 488.937238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.937238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.937238][ T10] netlink_rcv_skb+0x130/0x360 [ 488.937238][ T10] netlink_unicast+0x449/0x710 [ 488.937238][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.937238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.937238][ T10] ___sys_sendmsg+0xee/0x170 [ 488.937238][ T10] __sys_sendmsg+0xcd/0x170 [ 488.937238][ T10] do_syscall_64+0xc6/0x1e0 [ 488.937238][ T10] [ 488.939519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.939519][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 488.939519][ T10] ipv6_find_idev+0x102/0x170 [ 488.939519][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.939519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.939519][ T10] netlink_rcv_skb+0x130/0x360 [ 488.939519][ T10] netlink_unicast+0x449/0x710 [ 488.939519][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.939519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.939519][ T10] ___sys_sendmsg+0xee/0x170 [ 488.939519][ T10] __sys_sendmsg+0xcd/0x170 [ 488.939519][ T10] do_syscall_64+0xc6/0x1e0 [ 488.939519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.939519][ T10] [ 488.941173][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 488.941173][ T10] neigh_parms_alloc+0x1e5/0x510 [ 488.941173][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 488.941173][ T10] ipv6_find_idev+0x102/0x170 [ 488.941173][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.941173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.941173][ T10] netlink_rcv_skb+0x130/0x360 [ 488.941173][ T10] netlink_unicast+0x449/0x710 [ 488.941173][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.941173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.941173][ T10] ___sys_sendmsg+0xee/0x170 [ 488.941173][ T10] __sys_sendmsg+0xcd/0x170 [ 488.941173][ T10] do_syscall_64+0xc6/0x1e0 [ 488.941173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.941173][ T10] [ 488.943132][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 488.943493][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 488.943493][ T10] dst_init+0x84/0x4a0 [ 488.943493][ T10] dst_alloc+0x97/0x150 [ 488.943493][ T10] ip6_dst_alloc+0x23/0x90 [ 488.943493][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 488.943493][ T10] ip6_pol_route+0x56f/0x840 [ 488.943493][ T10] fib6_rule_lookup+0x456/0x630 [ 488.943493][ T10] ip6_route_input+0x59c/0xa50 [ 488.943493][ T10] ipv6_rcv+0x397/0x810 [ 488.943493][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 488.943493][ T10] process_backlog+0x101/0x620 [ 488.943493][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 488.943493][ T10] net_rx_action+0x495/0xbe0 [ 488.943493][ T10] __do_softirq+0x1b5/0x7f6 [ 488.943493][ T10] [ 488.945326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.945326][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 488.945326][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 488.945326][ T10] fib6_nh_init+0xa22/0x1580 [ 488.945326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.945326][ T10] ip6_route_add+0x1c/0x140 [ 488.945326][ T10] inet6_rtm_newroute+0x104/0x110 [ 488.945326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.945326][ T10] netlink_rcv_skb+0x130/0x360 [ 488.945326][ T10] netlink_unicast+0x449/0x710 [ 488.945326][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.945326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.945326][ T10] ___sys_sendmsg+0xee/0x170 [ 488.945326][ T10] __sys_sendmsg+0xcd/0x170 [ 488.945326][ T10] do_syscall_64+0xc6/0x1e0 [ 488.945326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.945326][ T10] [ 488.947520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.947520][ T10] netdev_get_by_index+0x5e/0x80 [ 488.947520][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.947520][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.947520][ T10] addrconf_f6i_alloc+0x265/0x560 [ 488.947520][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 488.947520][ T10] addrconf_join_anycast+0x1c0/0x220 [ 488.947520][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 488.947520][ T10] addrconf_dad_completed+0x12b/0xe20 [ 488.947520][ T10] addrconf_dad_begin+0x310/0x670 [ 488.947520][ T10] addrconf_dad_work+0x10b/0xab0 [ 488.947520][ T10] process_one_work+0x84d/0x18a0 [ 488.947520][ T10] worker_thread+0x587/0xd30 [ 488.947520][ T10] kthread+0x28a/0x350 [ 488.947520][ T10] ret_from_fork+0x31/0x70 [ 488.947520][ T10] ret_from_fork_asm+0x1a/0x30 [ 488.947520][ T10] [ 488.949811][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.949811][ T10] netdev_get_by_index+0x5e/0x80 [ 488.949811][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.949811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.949811][ T10] ip6_route_add+0x1c/0x140 [ 488.949811][ T10] addrconf_prefix_route+0x2a6/0x430 [ 488.949811][ T10] inet6_addr_add+0x4f8/0xa40 [ 488.949811][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.949811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.949811][ T10] netlink_rcv_skb+0x130/0x360 [ 488.949811][ T10] netlink_unicast+0x449/0x710 [ 488.949811][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.949811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.949811][ T10] ___sys_sendmsg+0xee/0x170 [ 488.949811][ T10] __sys_sendmsg+0xcd/0x170 [ 488.949811][ T10] do_syscall_64+0xc6/0x1e0 [ 488.949811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.949811][ T10] [ 488.952119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.952119][ T10] netdev_get_by_index+0x5e/0x80 [ 488.952119][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.952119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.952119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 488.952119][ T10] ipv6_add_addr+0x411/0x2000 [ 488.952119][ T10] inet6_addr_add+0x30e/0xa40 [ 488.952119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.952119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.952119][ T10] netlink_rcv_skb+0x130/0x360 [ 488.952119][ T10] netlink_unicast+0x449/0x710 [ 488.952119][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.952119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.952119][ T10] ___sys_sendmsg+0xee/0x170 [ 488.952119][ T10] __sys_sendmsg+0xcd/0x170 [ 488.952119][ T10] do_syscall_64+0xc6/0x1e0 [ 488.952119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.952119][ T10] [ 488.954432][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.954432][ T10] netdev_get_by_index+0x5e/0x80 [ 488.954432][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.954432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.954432][ T10] ip6_route_add+0x1c/0x140 [ 488.954432][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 488.954432][ T10] addrconf_add_dev+0xe2/0x170 [ 488.954432][ T10] inet6_addr_add+0x12f/0xa40 [ 488.954432][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.954432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.954432][ T10] netlink_rcv_skb+0x130/0x360 [ 488.954432][ T10] netlink_unicast+0x449/0x710 [ 488.954432][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.954432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.954432][ T10] ___sys_sendmsg+0xee/0x170 [ 488.954432][ T10] __sys_sendmsg+0xcd/0x170 [ 488.954432][ T10] do_syscall_64+0xc6/0x1e0 [ 488.954432][ T10] [ 488.956606][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.956606][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 488.956606][ T10] ipv6_find_idev+0x102/0x170 [ 488.956606][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.956606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.956606][ T10] netlink_rcv_skb+0x130/0x360 [ 488.956606][ T10] netlink_unicast+0x449/0x710 [ 488.956606][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.956606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.956606][ T10] ___sys_sendmsg+0xee/0x170 [ 488.956606][ T10] __sys_sendmsg+0xcd/0x170 [ 488.956606][ T10] do_syscall_64+0xc6/0x1e0 [ 488.956606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.956606][ T10] [ 488.958419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 488.958419][ T10] neigh_parms_alloc+0x1e5/0x510 [ 488.958419][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 488.958419][ T10] ipv6_find_idev+0x102/0x170 [ 488.958419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.958419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.958419][ T10] netlink_rcv_skb+0x130/0x360 [ 488.958419][ T10] netlink_unicast+0x449/0x710 [ 488.958419][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.958419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.958419][ T10] ___sys_sendmsg+0xee/0x170 [ 488.958419][ T10] __sys_sendmsg+0xcd/0x170 [ 488.958419][ T10] do_syscall_64+0xc6/0x1e0 [ 488.958419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.958419][ T10] [ 488.960396][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 488.960725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 488.960725][ T10] netdev_get_by_index+0x5e/0x80 [ 488.960725][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.960725][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.960725][ T10] ip6_route_add+0x1c/0x140 [ 488.960725][ T10] addrconf_prefix_route+0x2a6/0x430 [ 488.960725][ T10] inet6_addr_add+0x4f8/0xa40 [ 488.960725][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.960725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.960725][ T10] netlink_rcv_skb+0x130/0x360 [ 488.960725][ T10] netlink_unicast+0x449/0x710 [ 488.960725][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.960725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.960725][ T10] ___sys_sendmsg+0xee/0x170 [ 488.960725][ T10] __sys_sendmsg+0xcd/0x170 [ 488.960725][ T10] do_syscall_64+0xc6/0x1e0 [ 488.960725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.960725][ T10] [ 488.962804][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 488.962804][ T10] netdev_get_by_index+0x5e/0x80 [ 488.962804][ T10] fib6_nh_init+0x3d8/0x1580 [ 488.962804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 488.962804][ T10] addrconf_f6i_alloc+0x315/0x560 [ 488.962804][ T10] ipv6_add_addr+0x411/0x2000 [ 488.962804][ T10] inet6_addr_add+0x30e/0xa40 [ 488.962804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 488.962804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.962804][ T10] netlink_rcv_skb+0x130/0x360 [ 488.962804][ T10] netlink_unicast+0x449/0x710 [ 488.962804][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.962804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.962804][ T10] ___sys_sendmsg+0xee/0x170 [ 488.962804][ T10] __sys_sendmsg+0xcd/0x170 [ 488.962804][ T10] do_syscall_64+0xc6/0x1e0 [ 488.962804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.962804][ T10] [ 488.964873][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 488.964873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 488.964873][ T10] ipv6_find_idev+0x102/0x170 [ 488.964873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.964873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.964873][ T10] netlink_rcv_skb+0x130/0x360 [ 488.964873][ T10] netlink_unicast+0x449/0x710 [ 488.964873][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.964873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.964873][ T10] ___sys_sendmsg+0xee/0x170 [ 488.964873][ T10] __sys_sendmsg+0xcd/0x170 [ 488.964873][ T10] do_syscall_64+0xc6/0x1e0 [ 488.964873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.964873][ T10] [ 488.966623][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 488.966623][ T10] neigh_parms_alloc+0x1e5/0x510 [ 488.966623][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 488.966623][ T10] ipv6_find_idev+0x102/0x170 [ 488.966623][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 488.966623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 488.966623][ T10] netlink_rcv_skb+0x130/0x360 [ 488.966623][ T10] netlink_unicast+0x449/0x710 [ 488.966623][ T10] netlink_sendmsg+0x723/0xbe0 [ 488.966623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 488.966623][ T10] ___sys_sendmsg+0xee/0x170 [ 488.966623][ T10] __sys_sendmsg+0xcd/0x170 [ 488.966623][ T10] do_syscall_64+0xc6/0x1e0 [ 488.966623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 488.966623][ T10] [ 499.094881][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 499.095277][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.095277][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 499.095277][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 499.095277][ T10] fib6_nh_init+0xa22/0x1580 [ 499.095277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.095277][ T10] ip6_route_add+0x1c/0x140 [ 499.095277][ T10] inet6_rtm_newroute+0x104/0x110 [ 499.095277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.095277][ T10] netlink_rcv_skb+0x130/0x360 [ 499.095277][ T10] netlink_unicast+0x449/0x710 [ 499.095277][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.095277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.095277][ T10] ___sys_sendmsg+0xee/0x170 [ 499.095277][ T10] __sys_sendmsg+0xcd/0x170 [ 499.095277][ T10] do_syscall_64+0xc6/0x1e0 [ 499.095277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.095277][ T10] [ 499.097265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.097265][ T10] dst_init+0x84/0x4a0 [ 499.097265][ T10] dst_alloc+0x97/0x150 [ 499.097265][ T10] ip6_dst_alloc+0x23/0x90 [ 499.097265][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 499.097265][ T10] ip6_pol_route+0x56f/0x840 [ 499.097265][ T10] fib6_rule_lookup+0x456/0x630 [ 499.097265][ T10] ip6_route_input+0x59c/0xa50 [ 499.097265][ T10] ipv6_rcv+0x397/0x810 [ 499.097265][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 499.097265][ T10] process_backlog+0x101/0x620 [ 499.097265][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 499.097265][ T10] net_rx_action+0x495/0xbe0 [ 499.097265][ T10] __do_softirq+0x1b5/0x7f6 [ 499.097265][ T10] [ 499.098962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.098962][ T10] netdev_get_by_index+0x5e/0x80 [ 499.098962][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.098962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.098962][ T10] addrconf_f6i_alloc+0x265/0x560 [ 499.098962][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 499.098962][ T10] addrconf_join_anycast+0x1c0/0x220 [ 499.098962][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 499.098962][ T10] addrconf_dad_completed+0x12b/0xe20 [ 499.098962][ T10] addrconf_dad_begin+0x310/0x670 [ 499.098962][ T10] addrconf_dad_work+0x10b/0xab0 [ 499.098962][ T10] process_one_work+0x84d/0x18a0 [ 499.098962][ T10] worker_thread+0x587/0xd30 [ 499.098962][ T10] kthread+0x28a/0x350 [ 499.098962][ T10] ret_from_fork+0x31/0x70 [ 499.098962][ T10] ret_from_fork_asm+0x1a/0x30 [ 499.098962][ T10] [ 499.100981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.100981][ T10] netdev_get_by_index+0x5e/0x80 [ 499.100981][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.100981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.100981][ T10] ip6_route_add+0x1c/0x140 [ 499.100981][ T10] addrconf_prefix_route+0x2a6/0x430 [ 499.100981][ T10] inet6_addr_add+0x4f8/0xa40 [ 499.100981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.100981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.100981][ T10] netlink_rcv_skb+0x130/0x360 [ 499.100981][ T10] netlink_unicast+0x449/0x710 [ 499.100981][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.100981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.100981][ T10] ___sys_sendmsg+0xee/0x170 [ 499.100981][ T10] __sys_sendmsg+0xcd/0x170 [ 499.100981][ T10] do_syscall_64+0xc6/0x1e0 [ 499.100981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.100981][ T10] [ 499.103091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.103091][ T10] netdev_get_by_index+0x5e/0x80 [ 499.103091][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.103091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.103091][ T10] addrconf_f6i_alloc+0x315/0x560 [ 499.103091][ T10] ipv6_add_addr+0x411/0x2000 [ 499.103091][ T10] inet6_addr_add+0x30e/0xa40 [ 499.103091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.103091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.103091][ T10] netlink_rcv_skb+0x130/0x360 [ 499.103091][ T10] netlink_unicast+0x449/0x710 [ 499.103091][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.103091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.103091][ T10] ___sys_sendmsg+0xee/0x170 [ 499.103091][ T10] __sys_sendmsg+0xcd/0x170 [ 499.103091][ T10] do_syscall_64+0xc6/0x1e0 [ 499.103091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.103091][ T10] [ 499.105306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.105306][ T10] netdev_get_by_index+0x5e/0x80 [ 499.105306][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.105306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.105306][ T10] ip6_route_add+0x1c/0x140 [ 499.105306][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 499.105306][ T10] addrconf_add_dev+0xe2/0x170 [ 499.105306][ T10] inet6_addr_add+0x12f/0xa40 [ 499.105306][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.105306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.105306][ T10] netlink_rcv_skb+0x130/0x360 [ 499.105306][ T10] netlink_unicast+0x449/0x710 [ 499.105306][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.105306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.105306][ T10] ___sys_sendmsg+0xee/0x170 [ 499.105306][ T10] __sys_sendmsg+0xcd/0x170 [ 499.105306][ T10] do_syscall_64+0xc6/0x1e0 [ 499.105306][ T10] [ 499.107481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.107481][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 499.107481][ T10] ipv6_find_idev+0x102/0x170 [ 499.107481][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.107481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.107481][ T10] netlink_rcv_skb+0x130/0x360 [ 499.107481][ T10] netlink_unicast+0x449/0x710 [ 499.107481][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.107481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.107481][ T10] ___sys_sendmsg+0xee/0x170 [ 499.107481][ T10] __sys_sendmsg+0xcd/0x170 [ 499.107481][ T10] do_syscall_64+0xc6/0x1e0 [ 499.107481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.107481][ T10] [ 499.109173][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 499.109173][ T10] neigh_parms_alloc+0x1e5/0x510 [ 499.109173][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 499.109173][ T10] ipv6_find_idev+0x102/0x170 [ 499.109173][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.109173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.109173][ T10] netlink_rcv_skb+0x130/0x360 [ 499.109173][ T10] netlink_unicast+0x449/0x710 [ 499.109173][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.109173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.109173][ T10] ___sys_sendmsg+0xee/0x170 [ 499.109173][ T10] __sys_sendmsg+0xcd/0x170 [ 499.109173][ T10] do_syscall_64+0xc6/0x1e0 [ 499.109173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.109173][ T10] [ 499.111058][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 499.111359][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 499.111359][ T10] dst_init+0x84/0x4a0 [ 499.111359][ T10] dst_alloc+0x97/0x150 [ 499.111359][ T10] ip6_dst_alloc+0x23/0x90 [ 499.111359][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 499.111359][ T10] ip6_pol_route+0x56f/0x840 [ 499.111359][ T10] fib6_rule_lookup+0x456/0x630 [ 499.111359][ T10] ip6_route_input+0x59c/0xa50 [ 499.111359][ T10] ipv6_rcv+0x397/0x810 [ 499.111359][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 499.111359][ T10] process_backlog+0x101/0x620 [ 499.111359][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 499.111359][ T10] net_rx_action+0x495/0xbe0 [ 499.111359][ T10] __do_softirq+0x1b5/0x7f6 [ 499.111359][ T10] [ 499.113173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.113173][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 499.113173][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 499.113173][ T10] fib6_nh_init+0xa22/0x1580 [ 499.113173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.113173][ T10] ip6_route_add+0x1c/0x140 [ 499.113173][ T10] inet6_rtm_newroute+0x104/0x110 [ 499.113173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.113173][ T10] netlink_rcv_skb+0x130/0x360 [ 499.113173][ T10] netlink_unicast+0x449/0x710 [ 499.113173][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.113173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.113173][ T10] ___sys_sendmsg+0xee/0x170 [ 499.113173][ T10] __sys_sendmsg+0xcd/0x170 [ 499.113173][ T10] do_syscall_64+0xc6/0x1e0 [ 499.113173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.113173][ T10] [ 499.115248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.115248][ T10] netdev_get_by_index+0x5e/0x80 [ 499.115248][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.115248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.115248][ T10] addrconf_f6i_alloc+0x265/0x560 [ 499.115248][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 499.115248][ T10] addrconf_join_anycast+0x1c0/0x220 [ 499.115248][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 499.115248][ T10] addrconf_dad_completed+0x12b/0xe20 [ 499.115248][ T10] addrconf_dad_begin+0x310/0x670 [ 499.115248][ T10] addrconf_dad_work+0x10b/0xab0 [ 499.115248][ T10] process_one_work+0x84d/0x18a0 [ 499.115248][ T10] worker_thread+0x587/0xd30 [ 499.115248][ T10] kthread+0x28a/0x350 [ 499.115248][ T10] ret_from_fork+0x31/0x70 [ 499.115248][ T10] ret_from_fork_asm+0x1a/0x30 [ 499.115248][ T10] [ 499.117326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.117326][ T10] netdev_get_by_index+0x5e/0x80 [ 499.117326][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.117326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.117326][ T10] ip6_route_add+0x1c/0x140 [ 499.117326][ T10] addrconf_prefix_route+0x2a6/0x430 [ 499.117326][ T10] inet6_addr_add+0x4f8/0xa40 [ 499.117326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.117326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.117326][ T10] netlink_rcv_skb+0x130/0x360 [ 499.117326][ T10] netlink_unicast+0x449/0x710 [ 499.117326][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.117326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.117326][ T10] ___sys_sendmsg+0xee/0x170 [ 499.117326][ T10] __sys_sendmsg+0xcd/0x170 [ 499.117326][ T10] do_syscall_64+0xc6/0x1e0 [ 499.117326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.117326][ T10] [ 499.119687][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.119687][ T10] netdev_get_by_index+0x5e/0x80 [ 499.119687][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.119687][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.119687][ T10] addrconf_f6i_alloc+0x315/0x560 [ 499.119687][ T10] ipv6_add_addr+0x411/0x2000 [ 499.119687][ T10] inet6_addr_add+0x30e/0xa40 [ 499.119687][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.119687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.119687][ T10] netlink_rcv_skb+0x130/0x360 [ 499.119687][ T10] netlink_unicast+0x449/0x710 [ 499.119687][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.119687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.119687][ T10] ___sys_sendmsg+0xee/0x170 [ 499.119687][ T10] __sys_sendmsg+0xcd/0x170 [ 499.119687][ T10] do_syscall_64+0xc6/0x1e0 [ 499.119687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.119687][ T10] [ 499.121774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.121774][ T10] netdev_get_by_index+0x5e/0x80 [ 499.121774][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.121774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.121774][ T10] ip6_route_add+0x1c/0x140 [ 499.121774][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 499.121774][ T10] addrconf_add_dev+0xe2/0x170 [ 499.121774][ T10] inet6_addr_add+0x12f/0xa40 [ 499.121774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.121774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.121774][ T10] netlink_rcv_skb+0x130/0x360 [ 499.121774][ T10] netlink_unicast+0x449/0x710 [ 499.121774][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.121774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.121774][ T10] ___sys_sendmsg+0xee/0x170 [ 499.121774][ T10] __sys_sendmsg+0xcd/0x170 [ 499.121774][ T10] do_syscall_64+0xc6/0x1e0 [ 499.121774][ T10] [ 499.123823][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.123823][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 499.123823][ T10] ipv6_find_idev+0x102/0x170 [ 499.123823][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.123823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.123823][ T10] netlink_rcv_skb+0x130/0x360 [ 499.123823][ T10] netlink_unicast+0x449/0x710 [ 499.123823][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.123823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.123823][ T10] ___sys_sendmsg+0xee/0x170 [ 499.123823][ T10] __sys_sendmsg+0xcd/0x170 [ 499.123823][ T10] do_syscall_64+0xc6/0x1e0 [ 499.123823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.123823][ T10] [ 499.125443][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 499.125443][ T10] neigh_parms_alloc+0x1e5/0x510 [ 499.125443][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 499.125443][ T10] ipv6_find_idev+0x102/0x170 [ 499.125443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.125443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.125443][ T10] netlink_rcv_skb+0x130/0x360 [ 499.125443][ T10] netlink_unicast+0x449/0x710 [ 499.125443][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.125443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.125443][ T10] ___sys_sendmsg+0xee/0x170 [ 499.125443][ T10] __sys_sendmsg+0xcd/0x170 [ 499.125443][ T10] do_syscall_64+0xc6/0x1e0 [ 499.125443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.125443][ T10] [ 499.127208][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 499.127463][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 499.127463][ T10] netdev_get_by_index+0x5e/0x80 [ 499.127463][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.127463][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.127463][ T10] ip6_route_add+0x1c/0x140 [ 499.127463][ T10] addrconf_prefix_route+0x2a6/0x430 [ 499.127463][ T10] inet6_addr_add+0x4f8/0xa40 [ 499.127463][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.127463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.127463][ T10] netlink_rcv_skb+0x130/0x360 [ 499.127463][ T10] netlink_unicast+0x449/0x710 [ 499.127463][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.127463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.127463][ T10] ___sys_sendmsg+0xee/0x170 [ 499.127463][ T10] __sys_sendmsg+0xcd/0x170 [ 499.127463][ T10] do_syscall_64+0xc6/0x1e0 [ 499.127463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.127463][ T10] [ 499.129553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 499.129553][ T10] netdev_get_by_index+0x5e/0x80 [ 499.129553][ T10] fib6_nh_init+0x3d8/0x1580 [ 499.129553][ T10] ip6_route_info_create+0xf18/0x17d0 [ 499.129553][ T10] addrconf_f6i_alloc+0x315/0x560 [ 499.129553][ T10] ipv6_add_addr+0x411/0x2000 [ 499.129553][ T10] inet6_addr_add+0x30e/0xa40 [ 499.129553][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 499.129553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.129553][ T10] netlink_rcv_skb+0x130/0x360 [ 499.129553][ T10] netlink_unicast+0x449/0x710 [ 499.129553][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.129553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.129553][ T10] ___sys_sendmsg+0xee/0x170 [ 499.129553][ T10] __sys_sendmsg+0xcd/0x170 [ 499.129553][ T10] do_syscall_64+0xc6/0x1e0 [ 499.129553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.129553][ T10] [ 499.131699][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 499.131699][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 499.131699][ T10] ipv6_find_idev+0x102/0x170 [ 499.131699][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.131699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.131699][ T10] netlink_rcv_skb+0x130/0x360 [ 499.131699][ T10] netlink_unicast+0x449/0x710 [ 499.131699][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.131699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.131699][ T10] ___sys_sendmsg+0xee/0x170 [ 499.131699][ T10] __sys_sendmsg+0xcd/0x170 [ 499.131699][ T10] do_syscall_64+0xc6/0x1e0 [ 499.131699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.131699][ T10] [ 499.133518][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 499.133518][ T10] neigh_parms_alloc+0x1e5/0x510 [ 499.133518][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 499.133518][ T10] ipv6_find_idev+0x102/0x170 [ 499.133518][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 499.133518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 499.133518][ T10] netlink_rcv_skb+0x130/0x360 [ 499.133518][ T10] netlink_unicast+0x449/0x710 [ 499.133518][ T10] netlink_sendmsg+0x723/0xbe0 [ 499.133518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 499.133518][ T10] ___sys_sendmsg+0xee/0x170 [ 499.133518][ T10] __sys_sendmsg+0xcd/0x170 [ 499.133518][ T10] do_syscall_64+0xc6/0x1e0 [ 499.133518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 499.133518][ T10] [ 500.520086][ T3468] veth0: renamed from veth1 [ 504.386880][ T3495] br0: port 1(vx0) entered blocking state [ 504.387148][ T3495] br0: port 1(vx0) entered disabled state [ 504.387320][ T3495] vx0: entered allmulticast mode [ 504.388481][ T3495] vx0: entered promiscuous mode [ 504.391373][ T3495] br0: port 1(vx0) entered blocking state [ 504.391540][ T3495] br0: port 1(vx0) entered forwarding state [ 509.278903][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 509.279210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.279210][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 509.279210][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 509.279210][ T10] fib6_nh_init+0xa22/0x1580 [ 509.279210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.279210][ T10] ip6_route_add+0x1c/0x140 [ 509.279210][ T10] inet6_rtm_newroute+0x104/0x110 [ 509.279210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.279210][ T10] netlink_rcv_skb+0x130/0x360 [ 509.279210][ T10] netlink_unicast+0x449/0x710 [ 509.279210][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.279210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.279210][ T10] ___sys_sendmsg+0xee/0x170 [ 509.279210][ T10] __sys_sendmsg+0xcd/0x170 [ 509.279210][ T10] do_syscall_64+0xc6/0x1e0 [ 509.279210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.279210][ T10] [ 509.281164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.281164][ T10] dst_init+0x84/0x4a0 [ 509.281164][ T10] dst_alloc+0x97/0x150 [ 509.281164][ T10] ip6_dst_alloc+0x23/0x90 [ 509.281164][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 509.281164][ T10] ip6_pol_route+0x56f/0x840 [ 509.281164][ T10] fib6_rule_lookup+0x456/0x630 [ 509.281164][ T10] ip6_route_input+0x59c/0xa50 [ 509.281164][ T10] ipv6_rcv+0x397/0x810 [ 509.281164][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 509.281164][ T10] process_backlog+0x101/0x620 [ 509.281164][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 509.281164][ T10] net_rx_action+0x495/0xbe0 [ 509.281164][ T10] __do_softirq+0x1b5/0x7f6 [ 509.281164][ T10] [ 509.282860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.282860][ T10] netdev_get_by_index+0x5e/0x80 [ 509.282860][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.282860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.282860][ T10] addrconf_f6i_alloc+0x265/0x560 [ 509.282860][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 509.282860][ T10] addrconf_join_anycast+0x1c0/0x220 [ 509.282860][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 509.282860][ T10] addrconf_dad_completed+0x12b/0xe20 [ 509.282860][ T10] addrconf_dad_begin+0x310/0x670 [ 509.282860][ T10] addrconf_dad_work+0x10b/0xab0 [ 509.282860][ T10] process_one_work+0x84d/0x18a0 [ 509.282860][ T10] worker_thread+0x587/0xd30 [ 509.282860][ T10] kthread+0x28a/0x350 [ 509.282860][ T10] ret_from_fork+0x31/0x70 [ 509.282860][ T10] ret_from_fork_asm+0x1a/0x30 [ 509.282860][ T10] [ 509.284806][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.284806][ T10] netdev_get_by_index+0x5e/0x80 [ 509.284806][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.284806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.284806][ T10] ip6_route_add+0x1c/0x140 [ 509.284806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 509.284806][ T10] inet6_addr_add+0x4f8/0xa40 [ 509.284806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.284806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.284806][ T10] netlink_rcv_skb+0x130/0x360 [ 509.284806][ T10] netlink_unicast+0x449/0x710 [ 509.284806][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.284806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.284806][ T10] ___sys_sendmsg+0xee/0x170 [ 509.284806][ T10] __sys_sendmsg+0xcd/0x170 [ 509.284806][ T10] do_syscall_64+0xc6/0x1e0 [ 509.284806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.284806][ T10] [ 509.286867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.286867][ T10] netdev_get_by_index+0x5e/0x80 [ 509.286867][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.286867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.286867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 509.286867][ T10] ipv6_add_addr+0x411/0x2000 [ 509.286867][ T10] inet6_addr_add+0x30e/0xa40 [ 509.286867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.286867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.286867][ T10] netlink_rcv_skb+0x130/0x360 [ 509.286867][ T10] netlink_unicast+0x449/0x710 [ 509.286867][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.286867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.286867][ T10] ___sys_sendmsg+0xee/0x170 [ 509.286867][ T10] __sys_sendmsg+0xcd/0x170 [ 509.286867][ T10] do_syscall_64+0xc6/0x1e0 [ 509.286867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.286867][ T10] [ 509.288915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.288915][ T10] netdev_get_by_index+0x5e/0x80 [ 509.288915][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.288915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.288915][ T10] ip6_route_add+0x1c/0x140 [ 509.288915][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 509.288915][ T10] addrconf_add_dev+0xe2/0x170 [ 509.288915][ T10] inet6_addr_add+0x12f/0xa40 [ 509.288915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.288915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.288915][ T10] netlink_rcv_skb+0x130/0x360 [ 509.288915][ T10] netlink_unicast+0x449/0x710 [ 509.288915][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.288915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.288915][ T10] ___sys_sendmsg+0xee/0x170 [ 509.288915][ T10] __sys_sendmsg+0xcd/0x170 [ 509.288915][ T10] do_syscall_64+0xc6/0x1e0 [ 509.288915][ T10] [ 509.290927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.290927][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 509.290927][ T10] ipv6_find_idev+0x102/0x170 [ 509.290927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.290927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.290927][ T10] netlink_rcv_skb+0x130/0x360 [ 509.290927][ T10] netlink_unicast+0x449/0x710 [ 509.290927][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.290927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.290927][ T10] ___sys_sendmsg+0xee/0x170 [ 509.290927][ T10] __sys_sendmsg+0xcd/0x170 [ 509.290927][ T10] do_syscall_64+0xc6/0x1e0 [ 509.290927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.290927][ T10] [ 509.292517][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 509.292517][ T10] neigh_parms_alloc+0x1e5/0x510 [ 509.292517][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 509.292517][ T10] ipv6_find_idev+0x102/0x170 [ 509.292517][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.292517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.292517][ T10] netlink_rcv_skb+0x130/0x360 [ 509.292517][ T10] netlink_unicast+0x449/0x710 [ 509.292517][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.292517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.292517][ T10] ___sys_sendmsg+0xee/0x170 [ 509.292517][ T10] __sys_sendmsg+0xcd/0x170 [ 509.292517][ T10] do_syscall_64+0xc6/0x1e0 [ 509.292517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.292517][ T10] [ 509.294263][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 509.294542][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 509.294542][ T10] dst_init+0x84/0x4a0 [ 509.294542][ T10] dst_alloc+0x97/0x150 [ 509.294542][ T10] ip6_dst_alloc+0x23/0x90 [ 509.294542][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 509.294542][ T10] ip6_pol_route+0x56f/0x840 [ 509.294542][ T10] fib6_rule_lookup+0x456/0x630 [ 509.294542][ T10] ip6_route_input+0x59c/0xa50 [ 509.294542][ T10] ipv6_rcv+0x397/0x810 [ 509.294542][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 509.294542][ T10] process_backlog+0x101/0x620 [ 509.294542][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 509.294542][ T10] net_rx_action+0x495/0xbe0 [ 509.294542][ T10] __do_softirq+0x1b5/0x7f6 [ 509.294542][ T10] [ 509.296273][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.296273][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 509.296273][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 509.296273][ T10] fib6_nh_init+0xa22/0x1580 [ 509.296273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.296273][ T10] ip6_route_add+0x1c/0x140 [ 509.296273][ T10] inet6_rtm_newroute+0x104/0x110 [ 509.296273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.296273][ T10] netlink_rcv_skb+0x130/0x360 [ 509.296273][ T10] netlink_unicast+0x449/0x710 [ 509.296273][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.296273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.296273][ T10] ___sys_sendmsg+0xee/0x170 [ 509.296273][ T10] __sys_sendmsg+0xcd/0x170 [ 509.296273][ T10] do_syscall_64+0xc6/0x1e0 [ 509.296273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.296273][ T10] [ 509.298179][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.298179][ T10] netdev_get_by_index+0x5e/0x80 [ 509.298179][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.298179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.298179][ T10] addrconf_f6i_alloc+0x265/0x560 [ 509.298179][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 509.298179][ T10] addrconf_join_anycast+0x1c0/0x220 [ 509.298179][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 509.298179][ T10] addrconf_dad_completed+0x12b/0xe20 [ 509.298179][ T10] addrconf_dad_begin+0x310/0x670 [ 509.298179][ T10] addrconf_dad_work+0x10b/0xab0 [ 509.298179][ T10] process_one_work+0x84d/0x18a0 [ 509.298179][ T10] worker_thread+0x587/0xd30 [ 509.298179][ T10] kthread+0x28a/0x350 [ 509.298179][ T10] ret_from_fork+0x31/0x70 [ 509.298179][ T10] ret_from_fork_asm+0x1a/0x30 [ 509.298179][ T10] [ 509.300276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.300276][ T10] netdev_get_by_index+0x5e/0x80 [ 509.300276][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.300276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.300276][ T10] ip6_route_add+0x1c/0x140 [ 509.300276][ T10] addrconf_prefix_route+0x2a6/0x430 [ 509.300276][ T10] inet6_addr_add+0x4f8/0xa40 [ 509.300276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.300276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.300276][ T10] netlink_rcv_skb+0x130/0x360 [ 509.300276][ T10] netlink_unicast+0x449/0x710 [ 509.300276][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.300276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.300276][ T10] ___sys_sendmsg+0xee/0x170 [ 509.300276][ T10] __sys_sendmsg+0xcd/0x170 [ 509.300276][ T10] do_syscall_64+0xc6/0x1e0 [ 509.300276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.300276][ T10] [ 509.302568][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.302568][ T10] netdev_get_by_index+0x5e/0x80 [ 509.302568][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.302568][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.302568][ T10] addrconf_f6i_alloc+0x315/0x560 [ 509.302568][ T10] ipv6_add_addr+0x411/0x2000 [ 509.302568][ T10] inet6_addr_add+0x30e/0xa40 [ 509.302568][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.302568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.302568][ T10] netlink_rcv_skb+0x130/0x360 [ 509.302568][ T10] netlink_unicast+0x449/0x710 [ 509.302568][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.302568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.302568][ T10] ___sys_sendmsg+0xee/0x170 [ 509.302568][ T10] __sys_sendmsg+0xcd/0x170 [ 509.302568][ T10] do_syscall_64+0xc6/0x1e0 [ 509.302568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.302568][ T10] [ 509.304837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.304837][ T10] netdev_get_by_index+0x5e/0x80 [ 509.304837][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.304837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.304837][ T10] ip6_route_add+0x1c/0x140 [ 509.304837][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 509.304837][ T10] addrconf_add_dev+0xe2/0x170 [ 509.304837][ T10] inet6_addr_add+0x12f/0xa40 [ 509.304837][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.304837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.304837][ T10] netlink_rcv_skb+0x130/0x360 [ 509.304837][ T10] netlink_unicast+0x449/0x710 [ 509.304837][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.304837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.304837][ T10] ___sys_sendmsg+0xee/0x170 [ 509.304837][ T10] __sys_sendmsg+0xcd/0x170 [ 509.304837][ T10] do_syscall_64+0xc6/0x1e0 [ 509.304837][ T10] [ 509.306963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.306963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 509.306963][ T10] ipv6_find_idev+0x102/0x170 [ 509.306963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.306963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.306963][ T10] netlink_rcv_skb+0x130/0x360 [ 509.306963][ T10] netlink_unicast+0x449/0x710 [ 509.306963][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.306963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.306963][ T10] ___sys_sendmsg+0xee/0x170 [ 509.306963][ T10] __sys_sendmsg+0xcd/0x170 [ 509.306963][ T10] do_syscall_64+0xc6/0x1e0 [ 509.306963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.306963][ T10] [ 509.308657][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 509.308657][ T10] neigh_parms_alloc+0x1e5/0x510 [ 509.308657][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 509.308657][ T10] ipv6_find_idev+0x102/0x170 [ 509.308657][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.308657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.308657][ T10] netlink_rcv_skb+0x130/0x360 [ 509.308657][ T10] netlink_unicast+0x449/0x710 [ 509.308657][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.308657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.308657][ T10] ___sys_sendmsg+0xee/0x170 [ 509.308657][ T10] __sys_sendmsg+0xcd/0x170 [ 509.308657][ T10] do_syscall_64+0xc6/0x1e0 [ 509.308657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.308657][ T10] [ 509.310563][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 509.310812][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 509.310812][ T10] netdev_get_by_index+0x5e/0x80 [ 509.310812][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.310812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.310812][ T10] ip6_route_add+0x1c/0x140 [ 509.310812][ T10] addrconf_prefix_route+0x2a6/0x430 [ 509.310812][ T10] inet6_addr_add+0x4f8/0xa40 [ 509.310812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.310812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.310812][ T10] netlink_rcv_skb+0x130/0x360 [ 509.310812][ T10] netlink_unicast+0x449/0x710 [ 509.310812][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.310812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.310812][ T10] ___sys_sendmsg+0xee/0x170 [ 509.310812][ T10] __sys_sendmsg+0xcd/0x170 [ 509.310812][ T10] do_syscall_64+0xc6/0x1e0 [ 509.310812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.310812][ T10] [ 509.313149][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 509.313149][ T10] netdev_get_by_index+0x5e/0x80 [ 509.313149][ T10] fib6_nh_init+0x3d8/0x1580 [ 509.313149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 509.313149][ T10] addrconf_f6i_alloc+0x315/0x560 [ 509.313149][ T10] ipv6_add_addr+0x411/0x2000 [ 509.313149][ T10] inet6_addr_add+0x30e/0xa40 [ 509.313149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 509.313149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.313149][ T10] netlink_rcv_skb+0x130/0x360 [ 509.313149][ T10] netlink_unicast+0x449/0x710 [ 509.313149][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.313149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.313149][ T10] ___sys_sendmsg+0xee/0x170 [ 509.313149][ T10] __sys_sendmsg+0xcd/0x170 [ 509.313149][ T10] do_syscall_64+0xc6/0x1e0 [ 509.313149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.313149][ T10] [ 509.315323][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 509.315323][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 509.315323][ T10] ipv6_find_idev+0x102/0x170 [ 509.315323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.315323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.315323][ T10] netlink_rcv_skb+0x130/0x360 [ 509.315323][ T10] netlink_unicast+0x449/0x710 [ 509.315323][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.315323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.315323][ T10] ___sys_sendmsg+0xee/0x170 [ 509.315323][ T10] __sys_sendmsg+0xcd/0x170 [ 509.315323][ T10] do_syscall_64+0xc6/0x1e0 [ 509.315323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.315323][ T10] [ 509.317130][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 509.317130][ T10] neigh_parms_alloc+0x1e5/0x510 [ 509.317130][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 509.317130][ T10] ipv6_find_idev+0x102/0x170 [ 509.317130][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 509.317130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 509.317130][ T10] netlink_rcv_skb+0x130/0x360 [ 509.317130][ T10] netlink_unicast+0x449/0x710 [ 509.317130][ T10] netlink_sendmsg+0x723/0xbe0 [ 509.317130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 509.317130][ T10] ___sys_sendmsg+0xee/0x170 [ 509.317130][ T10] __sys_sendmsg+0xcd/0x170 [ 509.317130][ T10] do_syscall_64+0xc6/0x1e0 [ 509.317130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 509.317130][ T10] [ 509.795860][ T3525] br0: port 1(vx0) entered blocking state [ 509.796160][ T3525] br0: port 1(vx0) entered disabled state [ 509.796357][ T3525] vx0: entered allmulticast mode [ 509.797538][ T3525] vx0: entered promiscuous mode [ 509.800221][ T3525] br0: port 1(vx0) entered blocking state [ 509.800404][ T3525] br0: port 1(vx0) entered forwarding state [ 513.880979][ T3556] veth0: renamed from veth1 [ 517.790490][ T3583] br0: port 1(vx0) entered blocking state [ 517.790693][ T3583] br0: port 1(vx0) entered disabled state [ 517.790904][ T3583] vx0: entered allmulticast mode [ 517.792093][ T3583] vx0: entered promiscuous mode [ 517.793994][ T3583] br0: port 1(vx0) entered blocking state [ 517.794172][ T3583] br0: port 1(vx0) entered forwarding state [ 519.480001][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 519.480483][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.480483][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 519.480483][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 519.480483][ T10] fib6_nh_init+0xa22/0x1580 [ 519.480483][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.480483][ T10] ip6_route_add+0x1c/0x140 [ 519.480483][ T10] inet6_rtm_newroute+0x104/0x110 [ 519.480483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.480483][ T10] netlink_rcv_skb+0x130/0x360 [ 519.480483][ T10] netlink_unicast+0x449/0x710 [ 519.480483][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.480483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.480483][ T10] ___sys_sendmsg+0xee/0x170 [ 519.480483][ T10] __sys_sendmsg+0xcd/0x170 [ 519.480483][ T10] do_syscall_64+0xc6/0x1e0 [ 519.480483][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.480483][ T10] [ 519.483391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.483391][ T10] dst_init+0x84/0x4a0 [ 519.483391][ T10] dst_alloc+0x97/0x150 [ 519.483391][ T10] ip6_dst_alloc+0x23/0x90 [ 519.483391][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 519.483391][ T10] ip6_pol_route+0x56f/0x840 [ 519.483391][ T10] fib6_rule_lookup+0x456/0x630 [ 519.483391][ T10] ip6_route_input+0x59c/0xa50 [ 519.483391][ T10] ipv6_rcv+0x397/0x810 [ 519.483391][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 519.483391][ T10] process_backlog+0x101/0x620 [ 519.483391][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 519.483391][ T10] net_rx_action+0x495/0xbe0 [ 519.483391][ T10] __do_softirq+0x1b5/0x7f6 [ 519.483391][ T10] [ 519.486047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.486047][ T10] netdev_get_by_index+0x5e/0x80 [ 519.486047][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.486047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.486047][ T10] addrconf_f6i_alloc+0x265/0x560 [ 519.486047][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 519.486047][ T10] addrconf_join_anycast+0x1c0/0x220 [ 519.486047][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 519.486047][ T10] addrconf_dad_completed+0x12b/0xe20 [ 519.486047][ T10] addrconf_dad_begin+0x310/0x670 [ 519.486047][ T10] addrconf_dad_work+0x10b/0xab0 [ 519.486047][ T10] process_one_work+0x84d/0x18a0 [ 519.486047][ T10] worker_thread+0x587/0xd30 [ 519.486047][ T10] kthread+0x28a/0x350 [ 519.486047][ T10] ret_from_fork+0x31/0x70 [ 519.486047][ T10] ret_from_fork_asm+0x1a/0x30 [ 519.486047][ T10] [ 519.489147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.489147][ T10] netdev_get_by_index+0x5e/0x80 [ 519.489147][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.489147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.489147][ T10] ip6_route_add+0x1c/0x140 [ 519.489147][ T10] addrconf_prefix_route+0x2a6/0x430 [ 519.489147][ T10] inet6_addr_add+0x4f8/0xa40 [ 519.489147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.489147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.489147][ T10] netlink_rcv_skb+0x130/0x360 [ 519.489147][ T10] netlink_unicast+0x449/0x710 [ 519.489147][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.489147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.489147][ T10] ___sys_sendmsg+0xee/0x170 [ 519.489147][ T10] __sys_sendmsg+0xcd/0x170 [ 519.489147][ T10] do_syscall_64+0xc6/0x1e0 [ 519.489147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.489147][ T10] [ 519.492379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.492379][ T10] netdev_get_by_index+0x5e/0x80 [ 519.492379][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.492379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.492379][ T10] addrconf_f6i_alloc+0x315/0x560 [ 519.492379][ T10] ipv6_add_addr+0x411/0x2000 [ 519.492379][ T10] inet6_addr_add+0x30e/0xa40 [ 519.492379][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.492379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.492379][ T10] netlink_rcv_skb+0x130/0x360 [ 519.492379][ T10] netlink_unicast+0x449/0x710 [ 519.492379][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.492379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.492379][ T10] ___sys_sendmsg+0xee/0x170 [ 519.492379][ T10] __sys_sendmsg+0xcd/0x170 [ 519.492379][ T10] do_syscall_64+0xc6/0x1e0 [ 519.492379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.492379][ T10] [ 519.495628][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.495628][ T10] netdev_get_by_index+0x5e/0x80 [ 519.495628][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.495628][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.495628][ T10] ip6_route_add+0x1c/0x140 [ 519.495628][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 519.495628][ T10] addrconf_add_dev+0xe2/0x170 [ 519.495628][ T10] inet6_addr_add+0x12f/0xa40 [ 519.495628][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.495628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.495628][ T10] netlink_rcv_skb+0x130/0x360 [ 519.495628][ T10] netlink_unicast+0x449/0x710 [ 519.495628][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.495628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.495628][ T10] ___sys_sendmsg+0xee/0x170 [ 519.495628][ T10] __sys_sendmsg+0xcd/0x170 [ 519.495628][ T10] do_syscall_64+0xc6/0x1e0 [ 519.495628][ T10] [ 519.498791][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.498791][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 519.498791][ T10] ipv6_find_idev+0x102/0x170 [ 519.498791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.498791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.498791][ T10] netlink_rcv_skb+0x130/0x360 [ 519.498791][ T10] netlink_unicast+0x449/0x710 [ 519.498791][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.498791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.498791][ T10] ___sys_sendmsg+0xee/0x170 [ 519.498791][ T10] __sys_sendmsg+0xcd/0x170 [ 519.498791][ T10] do_syscall_64+0xc6/0x1e0 [ 519.498791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.498791][ T10] [ 519.501293][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 519.501293][ T10] neigh_parms_alloc+0x1e5/0x510 [ 519.501293][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 519.501293][ T10] ipv6_find_idev+0x102/0x170 [ 519.501293][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.501293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.501293][ T10] netlink_rcv_skb+0x130/0x360 [ 519.501293][ T10] netlink_unicast+0x449/0x710 [ 519.501293][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.501293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.501293][ T10] ___sys_sendmsg+0xee/0x170 [ 519.501293][ T10] __sys_sendmsg+0xcd/0x170 [ 519.501293][ T10] do_syscall_64+0xc6/0x1e0 [ 519.501293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.501293][ T10] [ 519.504074][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 519.504532][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 519.504532][ T10] dst_init+0x84/0x4a0 [ 519.504532][ T10] dst_alloc+0x97/0x150 [ 519.504532][ T10] ip6_dst_alloc+0x23/0x90 [ 519.504532][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 519.504532][ T10] ip6_pol_route+0x56f/0x840 [ 519.504532][ T10] fib6_rule_lookup+0x456/0x630 [ 519.504532][ T10] ip6_route_input+0x59c/0xa50 [ 519.504532][ T10] ipv6_rcv+0x397/0x810 [ 519.504532][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 519.504532][ T10] process_backlog+0x101/0x620 [ 519.504532][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 519.504532][ T10] net_rx_action+0x495/0xbe0 [ 519.504532][ T10] __do_softirq+0x1b5/0x7f6 [ 519.504532][ T10] [ 519.507325][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.507325][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 519.507325][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 519.507325][ T10] fib6_nh_init+0xa22/0x1580 [ 519.507325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.507325][ T10] ip6_route_add+0x1c/0x140 [ 519.507325][ T10] inet6_rtm_newroute+0x104/0x110 [ 519.507325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.507325][ T10] netlink_rcv_skb+0x130/0x360 [ 519.507325][ T10] netlink_unicast+0x449/0x710 [ 519.507325][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.507325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.507325][ T10] ___sys_sendmsg+0xee/0x170 [ 519.507325][ T10] __sys_sendmsg+0xcd/0x170 [ 519.507325][ T10] do_syscall_64+0xc6/0x1e0 [ 519.507325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.507325][ T10] [ 519.510471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.510471][ T10] netdev_get_by_index+0x5e/0x80 [ 519.510471][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.510471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.510471][ T10] addrconf_f6i_alloc+0x265/0x560 [ 519.510471][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 519.510471][ T10] addrconf_join_anycast+0x1c0/0x220 [ 519.510471][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 519.510471][ T10] addrconf_dad_completed+0x12b/0xe20 [ 519.510471][ T10] addrconf_dad_begin+0x310/0x670 [ 519.510471][ T10] addrconf_dad_work+0x10b/0xab0 [ 519.510471][ T10] process_one_work+0x84d/0x18a0 [ 519.510471][ T10] worker_thread+0x587/0xd30 [ 519.510471][ T10] kthread+0x28a/0x350 [ 519.510471][ T10] ret_from_fork+0x31/0x70 [ 519.510471][ T10] ret_from_fork_asm+0x1a/0x30 [ 519.510471][ T10] [ 519.513707][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.513707][ T10] netdev_get_by_index+0x5e/0x80 [ 519.513707][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.513707][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.513707][ T10] ip6_route_add+0x1c/0x140 [ 519.513707][ T10] addrconf_prefix_route+0x2a6/0x430 [ 519.513707][ T10] inet6_addr_add+0x4f8/0xa40 [ 519.513707][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.513707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.513707][ T10] netlink_rcv_skb+0x130/0x360 [ 519.513707][ T10] netlink_unicast+0x449/0x710 [ 519.513707][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.513707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.513707][ T10] ___sys_sendmsg+0xee/0x170 [ 519.513707][ T10] __sys_sendmsg+0xcd/0x170 [ 519.513707][ T10] do_syscall_64+0xc6/0x1e0 [ 519.513707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.513707][ T10] [ 519.517676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.517676][ T10] netdev_get_by_index+0x5e/0x80 [ 519.517676][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.517676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.517676][ T10] addrconf_f6i_alloc+0x315/0x560 [ 519.517676][ T10] ipv6_add_addr+0x411/0x2000 [ 519.517676][ T10] inet6_addr_add+0x30e/0xa40 [ 519.517676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.517676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.517676][ T10] netlink_rcv_skb+0x130/0x360 [ 519.517676][ T10] netlink_unicast+0x449/0x710 [ 519.517676][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.517676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.517676][ T10] ___sys_sendmsg+0xee/0x170 [ 519.517676][ T10] __sys_sendmsg+0xcd/0x170 [ 519.517676][ T10] do_syscall_64+0xc6/0x1e0 [ 519.517676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.517676][ T10] [ 519.521527][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.521527][ T10] netdev_get_by_index+0x5e/0x80 [ 519.521527][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.521527][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.521527][ T10] ip6_route_add+0x1c/0x140 [ 519.521527][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 519.521527][ T10] addrconf_add_dev+0xe2/0x170 [ 519.521527][ T10] inet6_addr_add+0x12f/0xa40 [ 519.521527][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.521527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.521527][ T10] netlink_rcv_skb+0x130/0x360 [ 519.521527][ T10] netlink_unicast+0x449/0x710 [ 519.521527][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.521527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.521527][ T10] ___sys_sendmsg+0xee/0x170 [ 519.521527][ T10] __sys_sendmsg+0xcd/0x170 [ 519.521527][ T10] do_syscall_64+0xc6/0x1e0 [ 519.521527][ T10] [ 519.525234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.525234][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 519.525234][ T10] ipv6_find_idev+0x102/0x170 [ 519.525234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.525234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.525234][ T10] netlink_rcv_skb+0x130/0x360 [ 519.525234][ T10] netlink_unicast+0x449/0x710 [ 519.525234][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.525234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.525234][ T10] ___sys_sendmsg+0xee/0x170 [ 519.525234][ T10] __sys_sendmsg+0xcd/0x170 [ 519.525234][ T10] do_syscall_64+0xc6/0x1e0 [ 519.525234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.525234][ T10] [ 519.527897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 519.527897][ T10] neigh_parms_alloc+0x1e5/0x510 [ 519.527897][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 519.527897][ T10] ipv6_find_idev+0x102/0x170 [ 519.527897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.527897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.527897][ T10] netlink_rcv_skb+0x130/0x360 [ 519.527897][ T10] netlink_unicast+0x449/0x710 [ 519.527897][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.527897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.527897][ T10] ___sys_sendmsg+0xee/0x170 [ 519.527897][ T10] __sys_sendmsg+0xcd/0x170 [ 519.527897][ T10] do_syscall_64+0xc6/0x1e0 [ 519.527897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.527897][ T10] [ 519.531000][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 519.531287][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 519.531287][ T10] netdev_get_by_index+0x5e/0x80 [ 519.531287][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.531287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.531287][ T10] ip6_route_add+0x1c/0x140 [ 519.531287][ T10] addrconf_prefix_route+0x2a6/0x430 [ 519.531287][ T10] inet6_addr_add+0x4f8/0xa40 [ 519.531287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.531287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.531287][ T10] netlink_rcv_skb+0x130/0x360 [ 519.531287][ T10] netlink_unicast+0x449/0x710 [ 519.531287][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.531287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.531287][ T10] ___sys_sendmsg+0xee/0x170 [ 519.531287][ T10] __sys_sendmsg+0xcd/0x170 [ 519.531287][ T10] do_syscall_64+0xc6/0x1e0 [ 519.531287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.531287][ T10] [ 519.533905][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 519.533905][ T10] netdev_get_by_index+0x5e/0x80 [ 519.533905][ T10] fib6_nh_init+0x3d8/0x1580 [ 519.533905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 519.533905][ T10] addrconf_f6i_alloc+0x315/0x560 [ 519.533905][ T10] ipv6_add_addr+0x411/0x2000 [ 519.533905][ T10] inet6_addr_add+0x30e/0xa40 [ 519.533905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 519.533905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.533905][ T10] netlink_rcv_skb+0x130/0x360 [ 519.533905][ T10] netlink_unicast+0x449/0x710 [ 519.533905][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.533905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.533905][ T10] ___sys_sendmsg+0xee/0x170 [ 519.533905][ T10] __sys_sendmsg+0xcd/0x170 [ 519.533905][ T10] do_syscall_64+0xc6/0x1e0 [ 519.533905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.533905][ T10] [ 519.536485][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 519.536485][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 519.536485][ T10] ipv6_find_idev+0x102/0x170 [ 519.536485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.536485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.536485][ T10] netlink_rcv_skb+0x130/0x360 [ 519.536485][ T10] netlink_unicast+0x449/0x710 [ 519.536485][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.536485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.536485][ T10] ___sys_sendmsg+0xee/0x170 [ 519.536485][ T10] __sys_sendmsg+0xcd/0x170 [ 519.536485][ T10] do_syscall_64+0xc6/0x1e0 [ 519.536485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.536485][ T10] [ 519.538337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 519.538337][ T10] neigh_parms_alloc+0x1e5/0x510 [ 519.538337][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 519.538337][ T10] ipv6_find_idev+0x102/0x170 [ 519.538337][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 519.538337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 519.538337][ T10] netlink_rcv_skb+0x130/0x360 [ 519.538337][ T10] netlink_unicast+0x449/0x710 [ 519.538337][ T10] netlink_sendmsg+0x723/0xbe0 [ 519.538337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 519.538337][ T10] ___sys_sendmsg+0xee/0x170 [ 519.538337][ T10] __sys_sendmsg+0xcd/0x170 [ 519.538337][ T10] do_syscall_64+0xc6/0x1e0 [ 519.538337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 519.538337][ T10] [ 523.334777][ T3613] br0: port 1(vx0) entered blocking state [ 523.334995][ T3613] br0: port 1(vx0) entered disabled state [ 523.335180][ T3613] vx0: entered allmulticast mode [ 523.336377][ T3613] vx0: entered promiscuous mode [ 523.338211][ T3613] br0: port 1(vx0) entered blocking state [ 523.338383][ T3613] br0: port 1(vx0) entered forwarding state [ 529.678947][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 529.679384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.679384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 529.679384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 529.679384][ T10] fib6_nh_init+0xa22/0x1580 [ 529.679384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.679384][ T10] ip6_route_add+0x1c/0x140 [ 529.679384][ T10] inet6_rtm_newroute+0x104/0x110 [ 529.679384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.679384][ T10] netlink_rcv_skb+0x130/0x360 [ 529.679384][ T10] netlink_unicast+0x449/0x710 [ 529.679384][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.679384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.679384][ T10] ___sys_sendmsg+0xee/0x170 [ 529.679384][ T10] __sys_sendmsg+0xcd/0x170 [ 529.679384][ T10] do_syscall_64+0xc6/0x1e0 [ 529.679384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.679384][ T10] [ 529.681712][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.681712][ T10] dst_init+0x84/0x4a0 [ 529.681712][ T10] dst_alloc+0x97/0x150 [ 529.681712][ T10] ip6_dst_alloc+0x23/0x90 [ 529.681712][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 529.681712][ T10] ip6_pol_route+0x56f/0x840 [ 529.681712][ T10] fib6_rule_lookup+0x456/0x630 [ 529.681712][ T10] ip6_route_input+0x59c/0xa50 [ 529.681712][ T10] ipv6_rcv+0x397/0x810 [ 529.681712][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 529.681712][ T10] process_backlog+0x101/0x620 [ 529.681712][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 529.681712][ T10] net_rx_action+0x495/0xbe0 [ 529.681712][ T10] __do_softirq+0x1b5/0x7f6 [ 529.681712][ T10] [ 529.683641][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.683641][ T10] netdev_get_by_index+0x5e/0x80 [ 529.683641][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.683641][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.683641][ T10] addrconf_f6i_alloc+0x265/0x560 [ 529.683641][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 529.683641][ T10] addrconf_join_anycast+0x1c0/0x220 [ 529.683641][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 529.683641][ T10] addrconf_dad_completed+0x12b/0xe20 [ 529.683641][ T10] addrconf_dad_begin+0x310/0x670 [ 529.683641][ T10] addrconf_dad_work+0x10b/0xab0 [ 529.683641][ T10] process_one_work+0x84d/0x18a0 [ 529.683641][ T10] worker_thread+0x587/0xd30 [ 529.683641][ T10] kthread+0x28a/0x350 [ 529.683641][ T10] ret_from_fork+0x31/0x70 [ 529.683641][ T10] ret_from_fork_asm+0x1a/0x30 [ 529.683641][ T10] [ 529.685856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.685856][ T10] netdev_get_by_index+0x5e/0x80 [ 529.685856][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.685856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.685856][ T10] ip6_route_add+0x1c/0x140 [ 529.685856][ T10] addrconf_prefix_route+0x2a6/0x430 [ 529.685856][ T10] inet6_addr_add+0x4f8/0xa40 [ 529.685856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.685856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.685856][ T10] netlink_rcv_skb+0x130/0x360 [ 529.685856][ T10] netlink_unicast+0x449/0x710 [ 529.685856][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.685856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.685856][ T10] ___sys_sendmsg+0xee/0x170 [ 529.685856][ T10] __sys_sendmsg+0xcd/0x170 [ 529.685856][ T10] do_syscall_64+0xc6/0x1e0 [ 529.685856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.685856][ T10] [ 529.688190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.688190][ T10] netdev_get_by_index+0x5e/0x80 [ 529.688190][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.688190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.688190][ T10] addrconf_f6i_alloc+0x315/0x560 [ 529.688190][ T10] ipv6_add_addr+0x411/0x2000 [ 529.688190][ T10] inet6_addr_add+0x30e/0xa40 [ 529.688190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.688190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.688190][ T10] netlink_rcv_skb+0x130/0x360 [ 529.688190][ T10] netlink_unicast+0x449/0x710 [ 529.688190][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.688190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.688190][ T10] ___sys_sendmsg+0xee/0x170 [ 529.688190][ T10] __sys_sendmsg+0xcd/0x170 [ 529.688190][ T10] do_syscall_64+0xc6/0x1e0 [ 529.688190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.688190][ T10] [ 529.690495][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.690495][ T10] netdev_get_by_index+0x5e/0x80 [ 529.690495][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.690495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.690495][ T10] ip6_route_add+0x1c/0x140 [ 529.690495][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 529.690495][ T10] addrconf_add_dev+0xe2/0x170 [ 529.690495][ T10] inet6_addr_add+0x12f/0xa40 [ 529.690495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.690495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.690495][ T10] netlink_rcv_skb+0x130/0x360 [ 529.690495][ T10] netlink_unicast+0x449/0x710 [ 529.690495][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.690495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.690495][ T10] ___sys_sendmsg+0xee/0x170 [ 529.690495][ T10] __sys_sendmsg+0xcd/0x170 [ 529.690495][ T10] do_syscall_64+0xc6/0x1e0 [ 529.690495][ T10] [ 529.692767][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.692767][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 529.692767][ T10] ipv6_find_idev+0x102/0x170 [ 529.692767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.692767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.692767][ T10] netlink_rcv_skb+0x130/0x360 [ 529.692767][ T10] netlink_unicast+0x449/0x710 [ 529.692767][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.692767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.692767][ T10] ___sys_sendmsg+0xee/0x170 [ 529.692767][ T10] __sys_sendmsg+0xcd/0x170 [ 529.692767][ T10] do_syscall_64+0xc6/0x1e0 [ 529.692767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.692767][ T10] [ 529.694569][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 529.694569][ T10] neigh_parms_alloc+0x1e5/0x510 [ 529.694569][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 529.694569][ T10] ipv6_find_idev+0x102/0x170 [ 529.694569][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.694569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.694569][ T10] netlink_rcv_skb+0x130/0x360 [ 529.694569][ T10] netlink_unicast+0x449/0x710 [ 529.694569][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.694569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.694569][ T10] ___sys_sendmsg+0xee/0x170 [ 529.694569][ T10] __sys_sendmsg+0xcd/0x170 [ 529.694569][ T10] do_syscall_64+0xc6/0x1e0 [ 529.694569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.694569][ T10] [ 529.696517][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 529.696832][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 529.696832][ T10] dst_init+0x84/0x4a0 [ 529.696832][ T10] dst_alloc+0x97/0x150 [ 529.696832][ T10] ip6_dst_alloc+0x23/0x90 [ 529.696832][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 529.696832][ T10] ip6_pol_route+0x56f/0x840 [ 529.696832][ T10] fib6_rule_lookup+0x456/0x630 [ 529.696832][ T10] ip6_route_input+0x59c/0xa50 [ 529.696832][ T10] ipv6_rcv+0x397/0x810 [ 529.696832][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 529.696832][ T10] process_backlog+0x101/0x620 [ 529.696832][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 529.696832][ T10] net_rx_action+0x495/0xbe0 [ 529.696832][ T10] __do_softirq+0x1b5/0x7f6 [ 529.696832][ T10] [ 529.698716][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.698716][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 529.698716][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 529.698716][ T10] fib6_nh_init+0xa22/0x1580 [ 529.698716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.698716][ T10] ip6_route_add+0x1c/0x140 [ 529.698716][ T10] inet6_rtm_newroute+0x104/0x110 [ 529.698716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.698716][ T10] netlink_rcv_skb+0x130/0x360 [ 529.698716][ T10] netlink_unicast+0x449/0x710 [ 529.698716][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.698716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.698716][ T10] ___sys_sendmsg+0xee/0x170 [ 529.698716][ T10] __sys_sendmsg+0xcd/0x170 [ 529.698716][ T10] do_syscall_64+0xc6/0x1e0 [ 529.698716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.698716][ T10] [ 529.700855][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.700855][ T10] netdev_get_by_index+0x5e/0x80 [ 529.700855][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.700855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.700855][ T10] addrconf_f6i_alloc+0x265/0x560 [ 529.700855][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 529.700855][ T10] addrconf_join_anycast+0x1c0/0x220 [ 529.700855][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 529.700855][ T10] addrconf_dad_completed+0x12b/0xe20 [ 529.700855][ T10] addrconf_dad_begin+0x310/0x670 [ 529.700855][ T10] addrconf_dad_work+0x10b/0xab0 [ 529.700855][ T10] process_one_work+0x84d/0x18a0 [ 529.700855][ T10] worker_thread+0x587/0xd30 [ 529.700855][ T10] kthread+0x28a/0x350 [ 529.700855][ T10] ret_from_fork+0x31/0x70 [ 529.700855][ T10] ret_from_fork_asm+0x1a/0x30 [ 529.700855][ T10] [ 529.703033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.703033][ T10] netdev_get_by_index+0x5e/0x80 [ 529.703033][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.703033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.703033][ T10] ip6_route_add+0x1c/0x140 [ 529.703033][ T10] addrconf_prefix_route+0x2a6/0x430 [ 529.703033][ T10] inet6_addr_add+0x4f8/0xa40 [ 529.703033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.703033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.703033][ T10] netlink_rcv_skb+0x130/0x360 [ 529.703033][ T10] netlink_unicast+0x449/0x710 [ 529.703033][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.703033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.703033][ T10] ___sys_sendmsg+0xee/0x170 [ 529.703033][ T10] __sys_sendmsg+0xcd/0x170 [ 529.703033][ T10] do_syscall_64+0xc6/0x1e0 [ 529.703033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.703033][ T10] [ 529.705329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.705329][ T10] netdev_get_by_index+0x5e/0x80 [ 529.705329][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.705329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.705329][ T10] addrconf_f6i_alloc+0x315/0x560 [ 529.705329][ T10] ipv6_add_addr+0x411/0x2000 [ 529.705329][ T10] inet6_addr_add+0x30e/0xa40 [ 529.705329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.705329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.705329][ T10] netlink_rcv_skb+0x130/0x360 [ 529.705329][ T10] netlink_unicast+0x449/0x710 [ 529.705329][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.705329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.705329][ T10] ___sys_sendmsg+0xee/0x170 [ 529.705329][ T10] __sys_sendmsg+0xcd/0x170 [ 529.705329][ T10] do_syscall_64+0xc6/0x1e0 [ 529.705329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.705329][ T10] [ 529.707624][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.707624][ T10] netdev_get_by_index+0x5e/0x80 [ 529.707624][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.707624][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.707624][ T10] ip6_route_add+0x1c/0x140 [ 529.707624][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 529.707624][ T10] addrconf_add_dev+0xe2/0x170 [ 529.707624][ T10] inet6_addr_add+0x12f/0xa40 [ 529.707624][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.707624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.707624][ T10] netlink_rcv_skb+0x130/0x360 [ 529.707624][ T10] netlink_unicast+0x449/0x710 [ 529.707624][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.707624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.707624][ T10] ___sys_sendmsg+0xee/0x170 [ 529.707624][ T10] __sys_sendmsg+0xcd/0x170 [ 529.707624][ T10] do_syscall_64+0xc6/0x1e0 [ 529.707624][ T10] [ 529.709952][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.709952][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 529.709952][ T10] ipv6_find_idev+0x102/0x170 [ 529.709952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.709952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.709952][ T10] netlink_rcv_skb+0x130/0x360 [ 529.709952][ T10] netlink_unicast+0x449/0x710 [ 529.709952][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.709952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.709952][ T10] ___sys_sendmsg+0xee/0x170 [ 529.709952][ T10] __sys_sendmsg+0xcd/0x170 [ 529.709952][ T10] do_syscall_64+0xc6/0x1e0 [ 529.709952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.709952][ T10] [ 529.711835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 529.711835][ T10] neigh_parms_alloc+0x1e5/0x510 [ 529.711835][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 529.711835][ T10] ipv6_find_idev+0x102/0x170 [ 529.711835][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.711835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.711835][ T10] netlink_rcv_skb+0x130/0x360 [ 529.711835][ T10] netlink_unicast+0x449/0x710 [ 529.711835][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.711835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.711835][ T10] ___sys_sendmsg+0xee/0x170 [ 529.711835][ T10] __sys_sendmsg+0xcd/0x170 [ 529.711835][ T10] do_syscall_64+0xc6/0x1e0 [ 529.711835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.711835][ T10] [ 529.713939][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 529.714215][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 529.714215][ T10] netdev_get_by_index+0x5e/0x80 [ 529.714215][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.714215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.714215][ T10] ip6_route_add+0x1c/0x140 [ 529.714215][ T10] addrconf_prefix_route+0x2a6/0x430 [ 529.714215][ T10] inet6_addr_add+0x4f8/0xa40 [ 529.714215][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.714215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.714215][ T10] netlink_rcv_skb+0x130/0x360 [ 529.714215][ T10] netlink_unicast+0x449/0x710 [ 529.714215][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.714215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.714215][ T10] ___sys_sendmsg+0xee/0x170 [ 529.714215][ T10] __sys_sendmsg+0xcd/0x170 [ 529.714215][ T10] do_syscall_64+0xc6/0x1e0 [ 529.714215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.714215][ T10] [ 529.716702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 529.716702][ T10] netdev_get_by_index+0x5e/0x80 [ 529.716702][ T10] fib6_nh_init+0x3d8/0x1580 [ 529.716702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 529.716702][ T10] addrconf_f6i_alloc+0x315/0x560 [ 529.716702][ T10] ipv6_add_addr+0x411/0x2000 [ 529.716702][ T10] inet6_addr_add+0x30e/0xa40 [ 529.716702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 529.716702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.716702][ T10] netlink_rcv_skb+0x130/0x360 [ 529.716702][ T10] netlink_unicast+0x449/0x710 [ 529.716702][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.716702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.716702][ T10] ___sys_sendmsg+0xee/0x170 [ 529.716702][ T10] __sys_sendmsg+0xcd/0x170 [ 529.716702][ T10] do_syscall_64+0xc6/0x1e0 [ 529.716702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.716702][ T10] [ 529.719166][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 529.719166][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 529.719166][ T10] ipv6_find_idev+0x102/0x170 [ 529.719166][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.719166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.719166][ T10] netlink_rcv_skb+0x130/0x360 [ 529.719166][ T10] netlink_unicast+0x449/0x710 [ 529.719166][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.719166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.719166][ T10] ___sys_sendmsg+0xee/0x170 [ 529.719166][ T10] __sys_sendmsg+0xcd/0x170 [ 529.719166][ T10] do_syscall_64+0xc6/0x1e0 [ 529.719166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.719166][ T10] [ 529.721109][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 529.721109][ T10] neigh_parms_alloc+0x1e5/0x510 [ 529.721109][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 529.721109][ T10] ipv6_find_idev+0x102/0x170 [ 529.721109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 529.721109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 529.721109][ T10] netlink_rcv_skb+0x130/0x360 [ 529.721109][ T10] netlink_unicast+0x449/0x710 [ 529.721109][ T10] netlink_sendmsg+0x723/0xbe0 [ 529.721109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 529.721109][ T10] ___sys_sendmsg+0xee/0x170 [ 529.721109][ T10] __sys_sendmsg+0xcd/0x170 [ 529.721109][ T10] do_syscall_64+0xc6/0x1e0 [ 529.721109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 529.721109][ T10] [ 539.807832][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 539.808188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.808188][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 539.808188][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 539.808188][ T10] fib6_nh_init+0xa22/0x1580 [ 539.808188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.808188][ T10] ip6_route_add+0x1c/0x140 [ 539.808188][ T10] inet6_rtm_newroute+0x104/0x110 [ 539.808188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.808188][ T10] netlink_rcv_skb+0x130/0x360 [ 539.808188][ T10] netlink_unicast+0x449/0x710 [ 539.808188][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.808188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.808188][ T10] ___sys_sendmsg+0xee/0x170 [ 539.808188][ T10] __sys_sendmsg+0xcd/0x170 [ 539.808188][ T10] do_syscall_64+0xc6/0x1e0 [ 539.808188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.808188][ T10] [ 539.810456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.810456][ T10] dst_init+0x84/0x4a0 [ 539.810456][ T10] dst_alloc+0x97/0x150 [ 539.810456][ T10] ip6_dst_alloc+0x23/0x90 [ 539.810456][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 539.810456][ T10] ip6_pol_route+0x56f/0x840 [ 539.810456][ T10] fib6_rule_lookup+0x456/0x630 [ 539.810456][ T10] ip6_route_input+0x59c/0xa50 [ 539.810456][ T10] ipv6_rcv+0x397/0x810 [ 539.810456][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 539.810456][ T10] process_backlog+0x101/0x620 [ 539.810456][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 539.810456][ T10] net_rx_action+0x495/0xbe0 [ 539.810456][ T10] __do_softirq+0x1b5/0x7f6 [ 539.810456][ T10] [ 539.812423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.812423][ T10] netdev_get_by_index+0x5e/0x80 [ 539.812423][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.812423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.812423][ T10] addrconf_f6i_alloc+0x265/0x560 [ 539.812423][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 539.812423][ T10] addrconf_join_anycast+0x1c0/0x220 [ 539.812423][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 539.812423][ T10] addrconf_dad_completed+0x12b/0xe20 [ 539.812423][ T10] addrconf_dad_begin+0x310/0x670 [ 539.812423][ T10] addrconf_dad_work+0x10b/0xab0 [ 539.812423][ T10] process_one_work+0x84d/0x18a0 [ 539.812423][ T10] worker_thread+0x587/0xd30 [ 539.812423][ T10] kthread+0x28a/0x350 [ 539.812423][ T10] ret_from_fork+0x31/0x70 [ 539.812423][ T10] ret_from_fork_asm+0x1a/0x30 [ 539.812423][ T10] [ 539.814707][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.814707][ T10] netdev_get_by_index+0x5e/0x80 [ 539.814707][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.814707][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.814707][ T10] ip6_route_add+0x1c/0x140 [ 539.814707][ T10] addrconf_prefix_route+0x2a6/0x430 [ 539.814707][ T10] inet6_addr_add+0x4f8/0xa40 [ 539.814707][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.814707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.814707][ T10] netlink_rcv_skb+0x130/0x360 [ 539.814707][ T10] netlink_unicast+0x449/0x710 [ 539.814707][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.814707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.814707][ T10] ___sys_sendmsg+0xee/0x170 [ 539.814707][ T10] __sys_sendmsg+0xcd/0x170 [ 539.814707][ T10] do_syscall_64+0xc6/0x1e0 [ 539.814707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.814707][ T10] [ 539.817093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.817093][ T10] netdev_get_by_index+0x5e/0x80 [ 539.817093][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.817093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.817093][ T10] addrconf_f6i_alloc+0x315/0x560 [ 539.817093][ T10] ipv6_add_addr+0x411/0x2000 [ 539.817093][ T10] inet6_addr_add+0x30e/0xa40 [ 539.817093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.817093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.817093][ T10] netlink_rcv_skb+0x130/0x360 [ 539.817093][ T10] netlink_unicast+0x449/0x710 [ 539.817093][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.817093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.817093][ T10] ___sys_sendmsg+0xee/0x170 [ 539.817093][ T10] __sys_sendmsg+0xcd/0x170 [ 539.817093][ T10] do_syscall_64+0xc6/0x1e0 [ 539.817093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.817093][ T10] [ 539.819427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.819427][ T10] netdev_get_by_index+0x5e/0x80 [ 539.819427][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.819427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.819427][ T10] ip6_route_add+0x1c/0x140 [ 539.819427][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 539.819427][ T10] addrconf_add_dev+0xe2/0x170 [ 539.819427][ T10] inet6_addr_add+0x12f/0xa40 [ 539.819427][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.819427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.819427][ T10] netlink_rcv_skb+0x130/0x360 [ 539.819427][ T10] netlink_unicast+0x449/0x710 [ 539.819427][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.819427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.819427][ T10] ___sys_sendmsg+0xee/0x170 [ 539.819427][ T10] __sys_sendmsg+0xcd/0x170 [ 539.819427][ T10] do_syscall_64+0xc6/0x1e0 [ 539.819427][ T10] [ 539.821963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.821963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 539.821963][ T10] ipv6_find_idev+0x102/0x170 [ 539.821963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.821963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.821963][ T10] netlink_rcv_skb+0x130/0x360 [ 539.821963][ T10] netlink_unicast+0x449/0x710 [ 539.821963][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.821963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.821963][ T10] ___sys_sendmsg+0xee/0x170 [ 539.821963][ T10] __sys_sendmsg+0xcd/0x170 [ 539.821963][ T10] do_syscall_64+0xc6/0x1e0 [ 539.821963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.821963][ T10] [ 539.824018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 539.824018][ T10] neigh_parms_alloc+0x1e5/0x510 [ 539.824018][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 539.824018][ T10] ipv6_find_idev+0x102/0x170 [ 539.824018][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.824018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.824018][ T10] netlink_rcv_skb+0x130/0x360 [ 539.824018][ T10] netlink_unicast+0x449/0x710 [ 539.824018][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.824018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.824018][ T10] ___sys_sendmsg+0xee/0x170 [ 539.824018][ T10] __sys_sendmsg+0xcd/0x170 [ 539.824018][ T10] do_syscall_64+0xc6/0x1e0 [ 539.824018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.824018][ T10] [ 539.826154][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 539.826543][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 539.826543][ T10] dst_init+0x84/0x4a0 [ 539.826543][ T10] dst_alloc+0x97/0x150 [ 539.826543][ T10] ip6_dst_alloc+0x23/0x90 [ 539.826543][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 539.826543][ T10] ip6_pol_route+0x56f/0x840 [ 539.826543][ T10] fib6_rule_lookup+0x456/0x630 [ 539.826543][ T10] ip6_route_input+0x59c/0xa50 [ 539.826543][ T10] ipv6_rcv+0x397/0x810 [ 539.826543][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 539.826543][ T10] process_backlog+0x101/0x620 [ 539.826543][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 539.826543][ T10] net_rx_action+0x495/0xbe0 [ 539.826543][ T10] __do_softirq+0x1b5/0x7f6 [ 539.826543][ T10] [ 539.828587][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.828587][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 539.828587][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 539.828587][ T10] fib6_nh_init+0xa22/0x1580 [ 539.828587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.828587][ T10] ip6_route_add+0x1c/0x140 [ 539.828587][ T10] inet6_rtm_newroute+0x104/0x110 [ 539.828587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.828587][ T10] netlink_rcv_skb+0x130/0x360 [ 539.828587][ T10] netlink_unicast+0x449/0x710 [ 539.828587][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.828587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.828587][ T10] ___sys_sendmsg+0xee/0x170 [ 539.828587][ T10] __sys_sendmsg+0xcd/0x170 [ 539.828587][ T10] do_syscall_64+0xc6/0x1e0 [ 539.828587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.828587][ T10] [ 539.831021][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.831021][ T10] netdev_get_by_index+0x5e/0x80 [ 539.831021][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.831021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.831021][ T10] addrconf_f6i_alloc+0x265/0x560 [ 539.831021][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 539.831021][ T10] addrconf_join_anycast+0x1c0/0x220 [ 539.831021][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 539.831021][ T10] addrconf_dad_completed+0x12b/0xe20 [ 539.831021][ T10] addrconf_dad_begin+0x310/0x670 [ 539.831021][ T10] addrconf_dad_work+0x10b/0xab0 [ 539.831021][ T10] process_one_work+0x84d/0x18a0 [ 539.831021][ T10] worker_thread+0x587/0xd30 [ 539.831021][ T10] kthread+0x28a/0x350 [ 539.831021][ T10] ret_from_fork+0x31/0x70 [ 539.831021][ T10] ret_from_fork_asm+0x1a/0x30 [ 539.831021][ T10] [ 539.833502][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.833502][ T10] netdev_get_by_index+0x5e/0x80 [ 539.833502][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.833502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.833502][ T10] ip6_route_add+0x1c/0x140 [ 539.833502][ T10] addrconf_prefix_route+0x2a6/0x430 [ 539.833502][ T10] inet6_addr_add+0x4f8/0xa40 [ 539.833502][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.833502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.833502][ T10] netlink_rcv_skb+0x130/0x360 [ 539.833502][ T10] netlink_unicast+0x449/0x710 [ 539.833502][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.833502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.833502][ T10] ___sys_sendmsg+0xee/0x170 [ 539.833502][ T10] __sys_sendmsg+0xcd/0x170 [ 539.833502][ T10] do_syscall_64+0xc6/0x1e0 [ 539.833502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.833502][ T10] [ 539.836132][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.836132][ T10] netdev_get_by_index+0x5e/0x80 [ 539.836132][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.836132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.836132][ T10] addrconf_f6i_alloc+0x315/0x560 [ 539.836132][ T10] ipv6_add_addr+0x411/0x2000 [ 539.836132][ T10] inet6_addr_add+0x30e/0xa40 [ 539.836132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.836132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.836132][ T10] netlink_rcv_skb+0x130/0x360 [ 539.836132][ T10] netlink_unicast+0x449/0x710 [ 539.836132][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.836132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.836132][ T10] ___sys_sendmsg+0xee/0x170 [ 539.836132][ T10] __sys_sendmsg+0xcd/0x170 [ 539.836132][ T10] do_syscall_64+0xc6/0x1e0 [ 539.836132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.836132][ T10] [ 539.838717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.838717][ T10] netdev_get_by_index+0x5e/0x80 [ 539.838717][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.838717][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.838717][ T10] ip6_route_add+0x1c/0x140 [ 539.838717][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 539.838717][ T10] addrconf_add_dev+0xe2/0x170 [ 539.838717][ T10] inet6_addr_add+0x12f/0xa40 [ 539.838717][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.838717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.838717][ T10] netlink_rcv_skb+0x130/0x360 [ 539.838717][ T10] netlink_unicast+0x449/0x710 [ 539.838717][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.838717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.838717][ T10] ___sys_sendmsg+0xee/0x170 [ 539.838717][ T10] __sys_sendmsg+0xcd/0x170 [ 539.838717][ T10] do_syscall_64+0xc6/0x1e0 [ 539.838717][ T10] [ 539.841254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.841254][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 539.841254][ T10] ipv6_find_idev+0x102/0x170 [ 539.841254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.841254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.841254][ T10] netlink_rcv_skb+0x130/0x360 [ 539.841254][ T10] netlink_unicast+0x449/0x710 [ 539.841254][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.841254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.841254][ T10] ___sys_sendmsg+0xee/0x170 [ 539.841254][ T10] __sys_sendmsg+0xcd/0x170 [ 539.841254][ T10] do_syscall_64+0xc6/0x1e0 [ 539.841254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.841254][ T10] [ 539.843248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 539.843248][ T10] neigh_parms_alloc+0x1e5/0x510 [ 539.843248][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 539.843248][ T10] ipv6_find_idev+0x102/0x170 [ 539.843248][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.843248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.843248][ T10] netlink_rcv_skb+0x130/0x360 [ 539.843248][ T10] netlink_unicast+0x449/0x710 [ 539.843248][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.843248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.843248][ T10] ___sys_sendmsg+0xee/0x170 [ 539.843248][ T10] __sys_sendmsg+0xcd/0x170 [ 539.843248][ T10] do_syscall_64+0xc6/0x1e0 [ 539.843248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.843248][ T10] [ 539.845782][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 539.846084][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 539.846084][ T10] netdev_get_by_index+0x5e/0x80 [ 539.846084][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.846084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.846084][ T10] ip6_route_add+0x1c/0x140 [ 539.846084][ T10] addrconf_prefix_route+0x2a6/0x430 [ 539.846084][ T10] inet6_addr_add+0x4f8/0xa40 [ 539.846084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.846084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.846084][ T10] netlink_rcv_skb+0x130/0x360 [ 539.846084][ T10] netlink_unicast+0x449/0x710 [ 539.846084][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.846084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.846084][ T10] ___sys_sendmsg+0xee/0x170 [ 539.846084][ T10] __sys_sendmsg+0xcd/0x170 [ 539.846084][ T10] do_syscall_64+0xc6/0x1e0 [ 539.846084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.846084][ T10] [ 539.848542][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 539.848542][ T10] netdev_get_by_index+0x5e/0x80 [ 539.848542][ T10] fib6_nh_init+0x3d8/0x1580 [ 539.848542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 539.848542][ T10] addrconf_f6i_alloc+0x315/0x560 [ 539.848542][ T10] ipv6_add_addr+0x411/0x2000 [ 539.848542][ T10] inet6_addr_add+0x30e/0xa40 [ 539.848542][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 539.848542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.848542][ T10] netlink_rcv_skb+0x130/0x360 [ 539.848542][ T10] netlink_unicast+0x449/0x710 [ 539.848542][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.848542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.848542][ T10] ___sys_sendmsg+0xee/0x170 [ 539.848542][ T10] __sys_sendmsg+0xcd/0x170 [ 539.848542][ T10] do_syscall_64+0xc6/0x1e0 [ 539.848542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.848542][ T10] [ 539.851118][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 539.851118][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 539.851118][ T10] ipv6_find_idev+0x102/0x170 [ 539.851118][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.851118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.851118][ T10] netlink_rcv_skb+0x130/0x360 [ 539.851118][ T10] netlink_unicast+0x449/0x710 [ 539.851118][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.851118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.851118][ T10] ___sys_sendmsg+0xee/0x170 [ 539.851118][ T10] __sys_sendmsg+0xcd/0x170 [ 539.851118][ T10] do_syscall_64+0xc6/0x1e0 [ 539.851118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.851118][ T10] [ 539.853111][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 539.853111][ T10] neigh_parms_alloc+0x1e5/0x510 [ 539.853111][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 539.853111][ T10] ipv6_find_idev+0x102/0x170 [ 539.853111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 539.853111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 539.853111][ T10] netlink_rcv_skb+0x130/0x360 [ 539.853111][ T10] netlink_unicast+0x449/0x710 [ 539.853111][ T10] netlink_sendmsg+0x723/0xbe0 [ 539.853111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 539.853111][ T10] ___sys_sendmsg+0xee/0x170 [ 539.853111][ T10] __sys_sendmsg+0xcd/0x170 [ 539.853111][ T10] do_syscall_64+0xc6/0x1e0 [ 539.853111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 539.853111][ T10] [ 543.596282][ T3807] veth0: renamed from veth1 [ 547.494076][ T3834] br0: port 1(vx0) entered blocking state [ 547.494281][ T3834] br0: port 1(vx0) entered disabled state [ 547.494471][ T3834] vx0: entered allmulticast mode [ 547.495655][ T3834] vx0: entered promiscuous mode [ 547.497479][ T3834] br0: port 1(vx0) entered blocking state [ 547.497660][ T3834] br0: port 1(vx0) entered forwarding state [ 549.934915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 549.935260][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.935260][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 549.935260][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 549.935260][ T10] fib6_nh_init+0xa22/0x1580 [ 549.935260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.935260][ T10] ip6_route_add+0x1c/0x140 [ 549.935260][ T10] inet6_rtm_newroute+0x104/0x110 [ 549.935260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.935260][ T10] netlink_rcv_skb+0x130/0x360 [ 549.935260][ T10] netlink_unicast+0x449/0x710 [ 549.935260][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.935260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.935260][ T10] ___sys_sendmsg+0xee/0x170 [ 549.935260][ T10] __sys_sendmsg+0xcd/0x170 [ 549.935260][ T10] do_syscall_64+0xc6/0x1e0 [ 549.935260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.935260][ T10] [ 549.937419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.937419][ T10] dst_init+0x84/0x4a0 [ 549.937419][ T10] dst_alloc+0x97/0x150 [ 549.937419][ T10] ip6_dst_alloc+0x23/0x90 [ 549.937419][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 549.937419][ T10] ip6_pol_route+0x56f/0x840 [ 549.937419][ T10] fib6_rule_lookup+0x456/0x630 [ 549.937419][ T10] ip6_route_input+0x59c/0xa50 [ 549.937419][ T10] ipv6_rcv+0x397/0x810 [ 549.937419][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 549.937419][ T10] process_backlog+0x101/0x620 [ 549.937419][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 549.937419][ T10] net_rx_action+0x495/0xbe0 [ 549.937419][ T10] __do_softirq+0x1b5/0x7f6 [ 549.937419][ T10] [ 549.939302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.939302][ T10] netdev_get_by_index+0x5e/0x80 [ 549.939302][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.939302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.939302][ T10] addrconf_f6i_alloc+0x265/0x560 [ 549.939302][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 549.939302][ T10] addrconf_join_anycast+0x1c0/0x220 [ 549.939302][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 549.939302][ T10] addrconf_dad_completed+0x12b/0xe20 [ 549.939302][ T10] addrconf_dad_begin+0x310/0x670 [ 549.939302][ T10] addrconf_dad_work+0x10b/0xab0 [ 549.939302][ T10] process_one_work+0x84d/0x18a0 [ 549.939302][ T10] worker_thread+0x587/0xd30 [ 549.939302][ T10] kthread+0x28a/0x350 [ 549.939302][ T10] ret_from_fork+0x31/0x70 [ 549.939302][ T10] ret_from_fork_asm+0x1a/0x30 [ 549.939302][ T10] [ 549.941441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.941441][ T10] netdev_get_by_index+0x5e/0x80 [ 549.941441][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.941441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.941441][ T10] ip6_route_add+0x1c/0x140 [ 549.941441][ T10] addrconf_prefix_route+0x2a6/0x430 [ 549.941441][ T10] inet6_addr_add+0x4f8/0xa40 [ 549.941441][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.941441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.941441][ T10] netlink_rcv_skb+0x130/0x360 [ 549.941441][ T10] netlink_unicast+0x449/0x710 [ 549.941441][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.941441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.941441][ T10] ___sys_sendmsg+0xee/0x170 [ 549.941441][ T10] __sys_sendmsg+0xcd/0x170 [ 549.941441][ T10] do_syscall_64+0xc6/0x1e0 [ 549.941441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.941441][ T10] [ 549.943711][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.943711][ T10] netdev_get_by_index+0x5e/0x80 [ 549.943711][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.943711][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.943711][ T10] addrconf_f6i_alloc+0x315/0x560 [ 549.943711][ T10] ipv6_add_addr+0x411/0x2000 [ 549.943711][ T10] inet6_addr_add+0x30e/0xa40 [ 549.943711][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.943711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.943711][ T10] netlink_rcv_skb+0x130/0x360 [ 549.943711][ T10] netlink_unicast+0x449/0x710 [ 549.943711][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.943711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.943711][ T10] ___sys_sendmsg+0xee/0x170 [ 549.943711][ T10] __sys_sendmsg+0xcd/0x170 [ 549.943711][ T10] do_syscall_64+0xc6/0x1e0 [ 549.943711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.943711][ T10] [ 549.945949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.945949][ T10] netdev_get_by_index+0x5e/0x80 [ 549.945949][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.945949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.945949][ T10] ip6_route_add+0x1c/0x140 [ 549.945949][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 549.945949][ T10] addrconf_add_dev+0xe2/0x170 [ 549.945949][ T10] inet6_addr_add+0x12f/0xa40 [ 549.945949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.945949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.945949][ T10] netlink_rcv_skb+0x130/0x360 [ 549.945949][ T10] netlink_unicast+0x449/0x710 [ 549.945949][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.945949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.945949][ T10] ___sys_sendmsg+0xee/0x170 [ 549.945949][ T10] __sys_sendmsg+0xcd/0x170 [ 549.945949][ T10] do_syscall_64+0xc6/0x1e0 [ 549.945949][ T10] [ 549.948155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.948155][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 549.948155][ T10] ipv6_find_idev+0x102/0x170 [ 549.948155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.948155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.948155][ T10] netlink_rcv_skb+0x130/0x360 [ 549.948155][ T10] netlink_unicast+0x449/0x710 [ 549.948155][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.948155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.948155][ T10] ___sys_sendmsg+0xee/0x170 [ 549.948155][ T10] __sys_sendmsg+0xcd/0x170 [ 549.948155][ T10] do_syscall_64+0xc6/0x1e0 [ 549.948155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.948155][ T10] [ 549.949898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 549.949898][ T10] neigh_parms_alloc+0x1e5/0x510 [ 549.949898][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 549.949898][ T10] ipv6_find_idev+0x102/0x170 [ 549.949898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.949898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.949898][ T10] netlink_rcv_skb+0x130/0x360 [ 549.949898][ T10] netlink_unicast+0x449/0x710 [ 549.949898][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.949898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.949898][ T10] ___sys_sendmsg+0xee/0x170 [ 549.949898][ T10] __sys_sendmsg+0xcd/0x170 [ 549.949898][ T10] do_syscall_64+0xc6/0x1e0 [ 549.949898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.949898][ T10] [ 549.951858][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 549.952155][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 549.952155][ T10] dst_init+0x84/0x4a0 [ 549.952155][ T10] dst_alloc+0x97/0x150 [ 549.952155][ T10] ip6_dst_alloc+0x23/0x90 [ 549.952155][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 549.952155][ T10] ip6_pol_route+0x56f/0x840 [ 549.952155][ T10] fib6_rule_lookup+0x456/0x630 [ 549.952155][ T10] ip6_route_input+0x59c/0xa50 [ 549.952155][ T10] ipv6_rcv+0x397/0x810 [ 549.952155][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 549.952155][ T10] process_backlog+0x101/0x620 [ 549.952155][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 549.952155][ T10] net_rx_action+0x495/0xbe0 [ 549.952155][ T10] __do_softirq+0x1b5/0x7f6 [ 549.952155][ T10] [ 549.954274][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.954274][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 549.954274][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 549.954274][ T10] fib6_nh_init+0xa22/0x1580 [ 549.954274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.954274][ T10] ip6_route_add+0x1c/0x140 [ 549.954274][ T10] inet6_rtm_newroute+0x104/0x110 [ 549.954274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.954274][ T10] netlink_rcv_skb+0x130/0x360 [ 549.954274][ T10] netlink_unicast+0x449/0x710 [ 549.954274][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.954274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.954274][ T10] ___sys_sendmsg+0xee/0x170 [ 549.954274][ T10] __sys_sendmsg+0xcd/0x170 [ 549.954274][ T10] do_syscall_64+0xc6/0x1e0 [ 549.954274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.954274][ T10] [ 549.956493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.956493][ T10] netdev_get_by_index+0x5e/0x80 [ 549.956493][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.956493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.956493][ T10] addrconf_f6i_alloc+0x265/0x560 [ 549.956493][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 549.956493][ T10] addrconf_join_anycast+0x1c0/0x220 [ 549.956493][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 549.956493][ T10] addrconf_dad_completed+0x12b/0xe20 [ 549.956493][ T10] addrconf_dad_begin+0x310/0x670 [ 549.956493][ T10] addrconf_dad_work+0x10b/0xab0 [ 549.956493][ T10] process_one_work+0x84d/0x18a0 [ 549.956493][ T10] worker_thread+0x587/0xd30 [ 549.956493][ T10] kthread+0x28a/0x350 [ 549.956493][ T10] ret_from_fork+0x31/0x70 [ 549.956493][ T10] ret_from_fork_asm+0x1a/0x30 [ 549.956493][ T10] [ 549.958823][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.958823][ T10] netdev_get_by_index+0x5e/0x80 [ 549.958823][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.958823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.958823][ T10] ip6_route_add+0x1c/0x140 [ 549.958823][ T10] addrconf_prefix_route+0x2a6/0x430 [ 549.958823][ T10] inet6_addr_add+0x4f8/0xa40 [ 549.958823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.958823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.958823][ T10] netlink_rcv_skb+0x130/0x360 [ 549.958823][ T10] netlink_unicast+0x449/0x710 [ 549.958823][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.958823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.958823][ T10] ___sys_sendmsg+0xee/0x170 [ 549.958823][ T10] __sys_sendmsg+0xcd/0x170 [ 549.958823][ T10] do_syscall_64+0xc6/0x1e0 [ 549.958823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.958823][ T10] [ 549.961299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.961299][ T10] netdev_get_by_index+0x5e/0x80 [ 549.961299][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.961299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.961299][ T10] addrconf_f6i_alloc+0x315/0x560 [ 549.961299][ T10] ipv6_add_addr+0x411/0x2000 [ 549.961299][ T10] inet6_addr_add+0x30e/0xa40 [ 549.961299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.961299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.961299][ T10] netlink_rcv_skb+0x130/0x360 [ 549.961299][ T10] netlink_unicast+0x449/0x710 [ 549.961299][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.961299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.961299][ T10] ___sys_sendmsg+0xee/0x170 [ 549.961299][ T10] __sys_sendmsg+0xcd/0x170 [ 549.961299][ T10] do_syscall_64+0xc6/0x1e0 [ 549.961299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.961299][ T10] [ 549.963757][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.963757][ T10] netdev_get_by_index+0x5e/0x80 [ 549.963757][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.963757][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.963757][ T10] ip6_route_add+0x1c/0x140 [ 549.963757][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 549.963757][ T10] addrconf_add_dev+0xe2/0x170 [ 549.963757][ T10] inet6_addr_add+0x12f/0xa40 [ 549.963757][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.963757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.963757][ T10] netlink_rcv_skb+0x130/0x360 [ 549.963757][ T10] netlink_unicast+0x449/0x710 [ 549.963757][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.963757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.963757][ T10] ___sys_sendmsg+0xee/0x170 [ 549.963757][ T10] __sys_sendmsg+0xcd/0x170 [ 549.963757][ T10] do_syscall_64+0xc6/0x1e0 [ 549.963757][ T10] [ 549.966088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.966088][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 549.966088][ T10] ipv6_find_idev+0x102/0x170 [ 549.966088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.966088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.966088][ T10] netlink_rcv_skb+0x130/0x360 [ 549.966088][ T10] netlink_unicast+0x449/0x710 [ 549.966088][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.966088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.966088][ T10] ___sys_sendmsg+0xee/0x170 [ 549.966088][ T10] __sys_sendmsg+0xcd/0x170 [ 549.966088][ T10] do_syscall_64+0xc6/0x1e0 [ 549.966088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.966088][ T10] [ 549.968002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 549.968002][ T10] neigh_parms_alloc+0x1e5/0x510 [ 549.968002][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 549.968002][ T10] ipv6_find_idev+0x102/0x170 [ 549.968002][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.968002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.968002][ T10] netlink_rcv_skb+0x130/0x360 [ 549.968002][ T10] netlink_unicast+0x449/0x710 [ 549.968002][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.968002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.968002][ T10] ___sys_sendmsg+0xee/0x170 [ 549.968002][ T10] __sys_sendmsg+0xcd/0x170 [ 549.968002][ T10] do_syscall_64+0xc6/0x1e0 [ 549.968002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.968002][ T10] [ 549.969906][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 549.970224][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 549.970224][ T10] netdev_get_by_index+0x5e/0x80 [ 549.970224][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.970224][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.970224][ T10] ip6_route_add+0x1c/0x140 [ 549.970224][ T10] addrconf_prefix_route+0x2a6/0x430 [ 549.970224][ T10] inet6_addr_add+0x4f8/0xa40 [ 549.970224][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.970224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.970224][ T10] netlink_rcv_skb+0x130/0x360 [ 549.970224][ T10] netlink_unicast+0x449/0x710 [ 549.970224][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.970224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.970224][ T10] ___sys_sendmsg+0xee/0x170 [ 549.970224][ T10] __sys_sendmsg+0xcd/0x170 [ 549.970224][ T10] do_syscall_64+0xc6/0x1e0 [ 549.970224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.970224][ T10] [ 549.972806][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 549.972806][ T10] netdev_get_by_index+0x5e/0x80 [ 549.972806][ T10] fib6_nh_init+0x3d8/0x1580 [ 549.972806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 549.972806][ T10] addrconf_f6i_alloc+0x315/0x560 [ 549.972806][ T10] ipv6_add_addr+0x411/0x2000 [ 549.972806][ T10] inet6_addr_add+0x30e/0xa40 [ 549.972806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 549.972806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.972806][ T10] netlink_rcv_skb+0x130/0x360 [ 549.972806][ T10] netlink_unicast+0x449/0x710 [ 549.972806][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.972806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.972806][ T10] ___sys_sendmsg+0xee/0x170 [ 549.972806][ T10] __sys_sendmsg+0xcd/0x170 [ 549.972806][ T10] do_syscall_64+0xc6/0x1e0 [ 549.972806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.972806][ T10] [ 549.975674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 549.975674][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 549.975674][ T10] ipv6_find_idev+0x102/0x170 [ 549.975674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.975674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.975674][ T10] netlink_rcv_skb+0x130/0x360 [ 549.975674][ T10] netlink_unicast+0x449/0x710 [ 549.975674][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.975674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.975674][ T10] ___sys_sendmsg+0xee/0x170 [ 549.975674][ T10] __sys_sendmsg+0xcd/0x170 [ 549.975674][ T10] do_syscall_64+0xc6/0x1e0 [ 549.975674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.975674][ T10] [ 549.977650][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 549.977650][ T10] neigh_parms_alloc+0x1e5/0x510 [ 549.977650][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 549.977650][ T10] ipv6_find_idev+0x102/0x170 [ 549.977650][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 549.977650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 549.977650][ T10] netlink_rcv_skb+0x130/0x360 [ 549.977650][ T10] netlink_unicast+0x449/0x710 [ 549.977650][ T10] netlink_sendmsg+0x723/0xbe0 [ 549.977650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 549.977650][ T10] ___sys_sendmsg+0xee/0x170 [ 549.977650][ T10] __sys_sendmsg+0xcd/0x170 [ 549.977650][ T10] do_syscall_64+0xc6/0x1e0 [ 549.977650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 549.977650][ T10] [ 554.649065][ T3864] br0: port 1(vx0) entered blocking state [ 554.649390][ T3864] br0: port 1(vx0) entered disabled state [ 554.649690][ T3864] vx0: entered allmulticast mode [ 554.653151][ T3864] vx0: entered promiscuous mode [ 554.656734][ T3864] br0: port 1(vx0) entered blocking state [ 554.657034][ T3864] br0: port 1(vx0) entered forwarding state [ 559.220286][ T3895] veth0: renamed from veth1 [ 560.159861][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 560.160175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.160175][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 560.160175][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 560.160175][ T10] fib6_nh_init+0xa22/0x1580 [ 560.160175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.160175][ T10] ip6_route_add+0x1c/0x140 [ 560.160175][ T10] inet6_rtm_newroute+0x104/0x110 [ 560.160175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.160175][ T10] netlink_rcv_skb+0x130/0x360 [ 560.160175][ T10] netlink_unicast+0x449/0x710 [ 560.160175][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.160175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.160175][ T10] ___sys_sendmsg+0xee/0x170 [ 560.160175][ T10] __sys_sendmsg+0xcd/0x170 [ 560.160175][ T10] do_syscall_64+0xc6/0x1e0 [ 560.160175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.160175][ T10] [ 560.162353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.162353][ T10] dst_init+0x84/0x4a0 [ 560.162353][ T10] dst_alloc+0x97/0x150 [ 560.162353][ T10] ip6_dst_alloc+0x23/0x90 [ 560.162353][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 560.162353][ T10] ip6_pol_route+0x56f/0x840 [ 560.162353][ T10] fib6_rule_lookup+0x456/0x630 [ 560.162353][ T10] ip6_route_input+0x59c/0xa50 [ 560.162353][ T10] ipv6_rcv+0x397/0x810 [ 560.162353][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 560.162353][ T10] process_backlog+0x101/0x620 [ 560.162353][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 560.162353][ T10] net_rx_action+0x495/0xbe0 [ 560.162353][ T10] __do_softirq+0x1b5/0x7f6 [ 560.162353][ T10] [ 560.164230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.164230][ T10] netdev_get_by_index+0x5e/0x80 [ 560.164230][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.164230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.164230][ T10] addrconf_f6i_alloc+0x265/0x560 [ 560.164230][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 560.164230][ T10] addrconf_join_anycast+0x1c0/0x220 [ 560.164230][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 560.164230][ T10] addrconf_dad_completed+0x12b/0xe20 [ 560.164230][ T10] addrconf_dad_begin+0x310/0x670 [ 560.164230][ T10] addrconf_dad_work+0x10b/0xab0 [ 560.164230][ T10] process_one_work+0x84d/0x18a0 [ 560.164230][ T10] worker_thread+0x587/0xd30 [ 560.164230][ T10] kthread+0x28a/0x350 [ 560.164230][ T10] ret_from_fork+0x31/0x70 [ 560.164230][ T10] ret_from_fork_asm+0x1a/0x30 [ 560.164230][ T10] [ 560.166392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.166392][ T10] netdev_get_by_index+0x5e/0x80 [ 560.166392][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.166392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.166392][ T10] ip6_route_add+0x1c/0x140 [ 560.166392][ T10] addrconf_prefix_route+0x2a6/0x430 [ 560.166392][ T10] inet6_addr_add+0x4f8/0xa40 [ 560.166392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.166392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.166392][ T10] netlink_rcv_skb+0x130/0x360 [ 560.166392][ T10] netlink_unicast+0x449/0x710 [ 560.166392][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.166392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.166392][ T10] ___sys_sendmsg+0xee/0x170 [ 560.166392][ T10] __sys_sendmsg+0xcd/0x170 [ 560.166392][ T10] do_syscall_64+0xc6/0x1e0 [ 560.166392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.166392][ T10] [ 560.168645][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.168645][ T10] netdev_get_by_index+0x5e/0x80 [ 560.168645][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.168645][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.168645][ T10] addrconf_f6i_alloc+0x315/0x560 [ 560.168645][ T10] ipv6_add_addr+0x411/0x2000 [ 560.168645][ T10] inet6_addr_add+0x30e/0xa40 [ 560.168645][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.168645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.168645][ T10] netlink_rcv_skb+0x130/0x360 [ 560.168645][ T10] netlink_unicast+0x449/0x710 [ 560.168645][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.168645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.168645][ T10] ___sys_sendmsg+0xee/0x170 [ 560.168645][ T10] __sys_sendmsg+0xcd/0x170 [ 560.168645][ T10] do_syscall_64+0xc6/0x1e0 [ 560.168645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.168645][ T10] [ 560.170906][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.170906][ T10] netdev_get_by_index+0x5e/0x80 [ 560.170906][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.170906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.170906][ T10] ip6_route_add+0x1c/0x140 [ 560.170906][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 560.170906][ T10] addrconf_add_dev+0xe2/0x170 [ 560.170906][ T10] inet6_addr_add+0x12f/0xa40 [ 560.170906][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.170906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.170906][ T10] netlink_rcv_skb+0x130/0x360 [ 560.170906][ T10] netlink_unicast+0x449/0x710 [ 560.170906][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.170906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.170906][ T10] ___sys_sendmsg+0xee/0x170 [ 560.170906][ T10] __sys_sendmsg+0xcd/0x170 [ 560.170906][ T10] do_syscall_64+0xc6/0x1e0 [ 560.170906][ T10] [ 560.173114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.173114][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 560.173114][ T10] ipv6_find_idev+0x102/0x170 [ 560.173114][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.173114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.173114][ T10] netlink_rcv_skb+0x130/0x360 [ 560.173114][ T10] netlink_unicast+0x449/0x710 [ 560.173114][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.173114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.173114][ T10] ___sys_sendmsg+0xee/0x170 [ 560.173114][ T10] __sys_sendmsg+0xcd/0x170 [ 560.173114][ T10] do_syscall_64+0xc6/0x1e0 [ 560.173114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.173114][ T10] [ 560.174828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 560.174828][ T10] neigh_parms_alloc+0x1e5/0x510 [ 560.174828][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 560.174828][ T10] ipv6_find_idev+0x102/0x170 [ 560.174828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.174828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.174828][ T10] netlink_rcv_skb+0x130/0x360 [ 560.174828][ T10] netlink_unicast+0x449/0x710 [ 560.174828][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.174828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.174828][ T10] ___sys_sendmsg+0xee/0x170 [ 560.174828][ T10] __sys_sendmsg+0xcd/0x170 [ 560.174828][ T10] do_syscall_64+0xc6/0x1e0 [ 560.174828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.174828][ T10] [ 560.176780][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 560.177162][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 560.177162][ T10] dst_init+0x84/0x4a0 [ 560.177162][ T10] dst_alloc+0x97/0x150 [ 560.177162][ T10] ip6_dst_alloc+0x23/0x90 [ 560.177162][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 560.177162][ T10] ip6_pol_route+0x56f/0x840 [ 560.177162][ T10] fib6_rule_lookup+0x456/0x630 [ 560.177162][ T10] ip6_route_input+0x59c/0xa50 [ 560.177162][ T10] ipv6_rcv+0x397/0x810 [ 560.177162][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 560.177162][ T10] process_backlog+0x101/0x620 [ 560.177162][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 560.177162][ T10] net_rx_action+0x495/0xbe0 [ 560.177162][ T10] __do_softirq+0x1b5/0x7f6 [ 560.177162][ T10] [ 560.178990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.178990][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 560.178990][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 560.178990][ T10] fib6_nh_init+0xa22/0x1580 [ 560.178990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.178990][ T10] ip6_route_add+0x1c/0x140 [ 560.178990][ T10] inet6_rtm_newroute+0x104/0x110 [ 560.178990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.178990][ T10] netlink_rcv_skb+0x130/0x360 [ 560.178990][ T10] netlink_unicast+0x449/0x710 [ 560.178990][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.178990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.178990][ T10] ___sys_sendmsg+0xee/0x170 [ 560.178990][ T10] __sys_sendmsg+0xcd/0x170 [ 560.178990][ T10] do_syscall_64+0xc6/0x1e0 [ 560.178990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.178990][ T10] [ 560.181183][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.181183][ T10] netdev_get_by_index+0x5e/0x80 [ 560.181183][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.181183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.181183][ T10] addrconf_f6i_alloc+0x265/0x560 [ 560.181183][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 560.181183][ T10] addrconf_join_anycast+0x1c0/0x220 [ 560.181183][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 560.181183][ T10] addrconf_dad_completed+0x12b/0xe20 [ 560.181183][ T10] addrconf_dad_begin+0x310/0x670 [ 560.181183][ T10] addrconf_dad_work+0x10b/0xab0 [ 560.181183][ T10] process_one_work+0x84d/0x18a0 [ 560.181183][ T10] worker_thread+0x587/0xd30 [ 560.181183][ T10] kthread+0x28a/0x350 [ 560.181183][ T10] ret_from_fork+0x31/0x70 [ 560.181183][ T10] ret_from_fork_asm+0x1a/0x30 [ 560.181183][ T10] [ 560.183656][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.183656][ T10] netdev_get_by_index+0x5e/0x80 [ 560.183656][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.183656][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.183656][ T10] ip6_route_add+0x1c/0x140 [ 560.183656][ T10] addrconf_prefix_route+0x2a6/0x430 [ 560.183656][ T10] inet6_addr_add+0x4f8/0xa40 [ 560.183656][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.183656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.183656][ T10] netlink_rcv_skb+0x130/0x360 [ 560.183656][ T10] netlink_unicast+0x449/0x710 [ 560.183656][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.183656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.183656][ T10] ___sys_sendmsg+0xee/0x170 [ 560.183656][ T10] __sys_sendmsg+0xcd/0x170 [ 560.183656][ T10] do_syscall_64+0xc6/0x1e0 [ 560.183656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.183656][ T10] [ 560.186195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.186195][ T10] netdev_get_by_index+0x5e/0x80 [ 560.186195][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.186195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.186195][ T10] addrconf_f6i_alloc+0x315/0x560 [ 560.186195][ T10] ipv6_add_addr+0x411/0x2000 [ 560.186195][ T10] inet6_addr_add+0x30e/0xa40 [ 560.186195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.186195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.186195][ T10] netlink_rcv_skb+0x130/0x360 [ 560.186195][ T10] netlink_unicast+0x449/0x710 [ 560.186195][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.186195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.186195][ T10] ___sys_sendmsg+0xee/0x170 [ 560.186195][ T10] __sys_sendmsg+0xcd/0x170 [ 560.186195][ T10] do_syscall_64+0xc6/0x1e0 [ 560.186195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.186195][ T10] [ 560.188863][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.188863][ T10] netdev_get_by_index+0x5e/0x80 [ 560.188863][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.188863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.188863][ T10] ip6_route_add+0x1c/0x140 [ 560.188863][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 560.188863][ T10] addrconf_add_dev+0xe2/0x170 [ 560.188863][ T10] inet6_addr_add+0x12f/0xa40 [ 560.188863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.188863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.188863][ T10] netlink_rcv_skb+0x130/0x360 [ 560.188863][ T10] netlink_unicast+0x449/0x710 [ 560.188863][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.188863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.188863][ T10] ___sys_sendmsg+0xee/0x170 [ 560.188863][ T10] __sys_sendmsg+0xcd/0x170 [ 560.188863][ T10] do_syscall_64+0xc6/0x1e0 [ 560.188863][ T10] [ 560.191135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.191135][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 560.191135][ T10] ipv6_find_idev+0x102/0x170 [ 560.191135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.191135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.191135][ T10] netlink_rcv_skb+0x130/0x360 [ 560.191135][ T10] netlink_unicast+0x449/0x710 [ 560.191135][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.191135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.191135][ T10] ___sys_sendmsg+0xee/0x170 [ 560.191135][ T10] __sys_sendmsg+0xcd/0x170 [ 560.191135][ T10] do_syscall_64+0xc6/0x1e0 [ 560.191135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.191135][ T10] [ 560.192841][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 560.192841][ T10] neigh_parms_alloc+0x1e5/0x510 [ 560.192841][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 560.192841][ T10] ipv6_find_idev+0x102/0x170 [ 560.192841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.192841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.192841][ T10] netlink_rcv_skb+0x130/0x360 [ 560.192841][ T10] netlink_unicast+0x449/0x710 [ 560.192841][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.192841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.192841][ T10] ___sys_sendmsg+0xee/0x170 [ 560.192841][ T10] __sys_sendmsg+0xcd/0x170 [ 560.192841][ T10] do_syscall_64+0xc6/0x1e0 [ 560.192841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.192841][ T10] [ 560.194883][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 560.195130][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 560.195130][ T10] netdev_get_by_index+0x5e/0x80 [ 560.195130][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.195130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.195130][ T10] ip6_route_add+0x1c/0x140 [ 560.195130][ T10] addrconf_prefix_route+0x2a6/0x430 [ 560.195130][ T10] inet6_addr_add+0x4f8/0xa40 [ 560.195130][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.195130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.195130][ T10] netlink_rcv_skb+0x130/0x360 [ 560.195130][ T10] netlink_unicast+0x449/0x710 [ 560.195130][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.195130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.195130][ T10] ___sys_sendmsg+0xee/0x170 [ 560.195130][ T10] __sys_sendmsg+0xcd/0x170 [ 560.195130][ T10] do_syscall_64+0xc6/0x1e0 [ 560.195130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.195130][ T10] [ 560.197378][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 560.197378][ T10] netdev_get_by_index+0x5e/0x80 [ 560.197378][ T10] fib6_nh_init+0x3d8/0x1580 [ 560.197378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 560.197378][ T10] addrconf_f6i_alloc+0x315/0x560 [ 560.197378][ T10] ipv6_add_addr+0x411/0x2000 [ 560.197378][ T10] inet6_addr_add+0x30e/0xa40 [ 560.197378][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 560.197378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.197378][ T10] netlink_rcv_skb+0x130/0x360 [ 560.197378][ T10] netlink_unicast+0x449/0x710 [ 560.197378][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.197378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.197378][ T10] ___sys_sendmsg+0xee/0x170 [ 560.197378][ T10] __sys_sendmsg+0xcd/0x170 [ 560.197378][ T10] do_syscall_64+0xc6/0x1e0 [ 560.197378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.197378][ T10] [ 560.199556][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 560.199556][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 560.199556][ T10] ipv6_find_idev+0x102/0x170 [ 560.199556][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.199556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.199556][ T10] netlink_rcv_skb+0x130/0x360 [ 560.199556][ T10] netlink_unicast+0x449/0x710 [ 560.199556][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.199556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.199556][ T10] ___sys_sendmsg+0xee/0x170 [ 560.199556][ T10] __sys_sendmsg+0xcd/0x170 [ 560.199556][ T10] do_syscall_64+0xc6/0x1e0 [ 560.199556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.199556][ T10] [ 560.201305][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 560.201305][ T10] neigh_parms_alloc+0x1e5/0x510 [ 560.201305][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 560.201305][ T10] ipv6_find_idev+0x102/0x170 [ 560.201305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 560.201305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 560.201305][ T10] netlink_rcv_skb+0x130/0x360 [ 560.201305][ T10] netlink_unicast+0x449/0x710 [ 560.201305][ T10] netlink_sendmsg+0x723/0xbe0 [ 560.201305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 560.201305][ T10] ___sys_sendmsg+0xee/0x170 [ 560.201305][ T10] __sys_sendmsg+0xcd/0x170 [ 560.201305][ T10] do_syscall_64+0xc6/0x1e0 [ 560.201305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 560.201305][ T10] [ 563.326679][ T3921] br0: port 1(vx0) entered blocking state [ 563.327599][ T3921] br0: port 1(vx0) entered disabled state [ 563.327789][ T3921] vx0: entered allmulticast mode [ 563.328970][ T3921] vx0: entered promiscuous mode [ 563.335813][ T3921] br0: port 1(vx0) entered blocking state [ 563.336002][ T3921] br0: port 1(vx0) entered forwarding state [ 568.842507][ T3951] br0: port 1(vx0) entered blocking state [ 568.842754][ T3951] br0: port 1(vx0) entered disabled state [ 568.842978][ T3951] vx0: entered allmulticast mode [ 568.844293][ T3951] vx0: entered promiscuous mode [ 568.846889][ T3951] br0: port 1(vx0) entered blocking state [ 568.847095][ T3951] br0: port 1(vx0) entered forwarding state [ 570.318850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 570.319174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.319174][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 570.319174][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 570.319174][ T10] fib6_nh_init+0xa22/0x1580 [ 570.319174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.319174][ T10] ip6_route_add+0x1c/0x140 [ 570.319174][ T10] inet6_rtm_newroute+0x104/0x110 [ 570.319174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.319174][ T10] netlink_rcv_skb+0x130/0x360 [ 570.319174][ T10] netlink_unicast+0x449/0x710 [ 570.319174][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.319174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.319174][ T10] ___sys_sendmsg+0xee/0x170 [ 570.319174][ T10] __sys_sendmsg+0xcd/0x170 [ 570.319174][ T10] do_syscall_64+0xc6/0x1e0 [ 570.319174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.319174][ T10] [ 570.321188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.321188][ T10] dst_init+0x84/0x4a0 [ 570.321188][ T10] dst_alloc+0x97/0x150 [ 570.321188][ T10] ip6_dst_alloc+0x23/0x90 [ 570.321188][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 570.321188][ T10] ip6_pol_route+0x56f/0x840 [ 570.321188][ T10] fib6_rule_lookup+0x456/0x630 [ 570.321188][ T10] ip6_route_input+0x59c/0xa50 [ 570.321188][ T10] ipv6_rcv+0x397/0x810 [ 570.321188][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 570.321188][ T10] process_backlog+0x101/0x620 [ 570.321188][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 570.321188][ T10] net_rx_action+0x495/0xbe0 [ 570.321188][ T10] __do_softirq+0x1b5/0x7f6 [ 570.321188][ T10] [ 570.322896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.322896][ T10] netdev_get_by_index+0x5e/0x80 [ 570.322896][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.322896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.322896][ T10] addrconf_f6i_alloc+0x265/0x560 [ 570.322896][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 570.322896][ T10] addrconf_join_anycast+0x1c0/0x220 [ 570.322896][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 570.322896][ T10] addrconf_dad_completed+0x12b/0xe20 [ 570.322896][ T10] addrconf_dad_begin+0x310/0x670 [ 570.322896][ T10] addrconf_dad_work+0x10b/0xab0 [ 570.322896][ T10] process_one_work+0x84d/0x18a0 [ 570.322896][ T10] worker_thread+0x587/0xd30 [ 570.322896][ T10] kthread+0x28a/0x350 [ 570.322896][ T10] ret_from_fork+0x31/0x70 [ 570.322896][ T10] ret_from_fork_asm+0x1a/0x30 [ 570.322896][ T10] [ 570.324867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.324867][ T10] netdev_get_by_index+0x5e/0x80 [ 570.324867][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.324867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.324867][ T10] ip6_route_add+0x1c/0x140 [ 570.324867][ T10] addrconf_prefix_route+0x2a6/0x430 [ 570.324867][ T10] inet6_addr_add+0x4f8/0xa40 [ 570.324867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.324867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.324867][ T10] netlink_rcv_skb+0x130/0x360 [ 570.324867][ T10] netlink_unicast+0x449/0x710 [ 570.324867][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.324867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.324867][ T10] ___sys_sendmsg+0xee/0x170 [ 570.324867][ T10] __sys_sendmsg+0xcd/0x170 [ 570.324867][ T10] do_syscall_64+0xc6/0x1e0 [ 570.324867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.324867][ T10] [ 570.327066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.327066][ T10] netdev_get_by_index+0x5e/0x80 [ 570.327066][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.327066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.327066][ T10] addrconf_f6i_alloc+0x315/0x560 [ 570.327066][ T10] ipv6_add_addr+0x411/0x2000 [ 570.327066][ T10] inet6_addr_add+0x30e/0xa40 [ 570.327066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.327066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.327066][ T10] netlink_rcv_skb+0x130/0x360 [ 570.327066][ T10] netlink_unicast+0x449/0x710 [ 570.327066][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.327066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.327066][ T10] ___sys_sendmsg+0xee/0x170 [ 570.327066][ T10] __sys_sendmsg+0xcd/0x170 [ 570.327066][ T10] do_syscall_64+0xc6/0x1e0 [ 570.327066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.327066][ T10] [ 570.329316][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.329316][ T10] netdev_get_by_index+0x5e/0x80 [ 570.329316][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.329316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.329316][ T10] ip6_route_add+0x1c/0x140 [ 570.329316][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 570.329316][ T10] addrconf_add_dev+0xe2/0x170 [ 570.329316][ T10] inet6_addr_add+0x12f/0xa40 [ 570.329316][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.329316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.329316][ T10] netlink_rcv_skb+0x130/0x360 [ 570.329316][ T10] netlink_unicast+0x449/0x710 [ 570.329316][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.329316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.329316][ T10] ___sys_sendmsg+0xee/0x170 [ 570.329316][ T10] __sys_sendmsg+0xcd/0x170 [ 570.329316][ T10] do_syscall_64+0xc6/0x1e0 [ 570.329316][ T10] [ 570.331339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.331339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 570.331339][ T10] ipv6_find_idev+0x102/0x170 [ 570.331339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.331339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.331339][ T10] netlink_rcv_skb+0x130/0x360 [ 570.331339][ T10] netlink_unicast+0x449/0x710 [ 570.331339][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.331339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.331339][ T10] ___sys_sendmsg+0xee/0x170 [ 570.331339][ T10] __sys_sendmsg+0xcd/0x170 [ 570.331339][ T10] do_syscall_64+0xc6/0x1e0 [ 570.331339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.331339][ T10] [ 570.332944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 570.332944][ T10] neigh_parms_alloc+0x1e5/0x510 [ 570.332944][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 570.332944][ T10] ipv6_find_idev+0x102/0x170 [ 570.332944][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.332944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.332944][ T10] netlink_rcv_skb+0x130/0x360 [ 570.332944][ T10] netlink_unicast+0x449/0x710 [ 570.332944][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.332944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.332944][ T10] ___sys_sendmsg+0xee/0x170 [ 570.332944][ T10] __sys_sendmsg+0xcd/0x170 [ 570.332944][ T10] do_syscall_64+0xc6/0x1e0 [ 570.332944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.332944][ T10] [ 570.334717][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 570.335024][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 570.335024][ T10] dst_init+0x84/0x4a0 [ 570.335024][ T10] dst_alloc+0x97/0x150 [ 570.335024][ T10] ip6_dst_alloc+0x23/0x90 [ 570.335024][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 570.335024][ T10] ip6_pol_route+0x56f/0x840 [ 570.335024][ T10] fib6_rule_lookup+0x456/0x630 [ 570.335024][ T10] ip6_route_input+0x59c/0xa50 [ 570.335024][ T10] ipv6_rcv+0x397/0x810 [ 570.335024][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 570.335024][ T10] process_backlog+0x101/0x620 [ 570.335024][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 570.335024][ T10] net_rx_action+0x495/0xbe0 [ 570.335024][ T10] __do_softirq+0x1b5/0x7f6 [ 570.335024][ T10] [ 570.336721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.336721][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 570.336721][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 570.336721][ T10] fib6_nh_init+0xa22/0x1580 [ 570.336721][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.336721][ T10] ip6_route_add+0x1c/0x140 [ 570.336721][ T10] inet6_rtm_newroute+0x104/0x110 [ 570.336721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.336721][ T10] netlink_rcv_skb+0x130/0x360 [ 570.336721][ T10] netlink_unicast+0x449/0x710 [ 570.336721][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.336721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.336721][ T10] ___sys_sendmsg+0xee/0x170 [ 570.336721][ T10] __sys_sendmsg+0xcd/0x170 [ 570.336721][ T10] do_syscall_64+0xc6/0x1e0 [ 570.336721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.336721][ T10] [ 570.338655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.338655][ T10] netdev_get_by_index+0x5e/0x80 [ 570.338655][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.338655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.338655][ T10] addrconf_f6i_alloc+0x265/0x560 [ 570.338655][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 570.338655][ T10] addrconf_join_anycast+0x1c0/0x220 [ 570.338655][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 570.338655][ T10] addrconf_dad_completed+0x12b/0xe20 [ 570.338655][ T10] addrconf_dad_begin+0x310/0x670 [ 570.338655][ T10] addrconf_dad_work+0x10b/0xab0 [ 570.338655][ T10] process_one_work+0x84d/0x18a0 [ 570.338655][ T10] worker_thread+0x587/0xd30 [ 570.338655][ T10] kthread+0x28a/0x350 [ 570.338655][ T10] ret_from_fork+0x31/0x70 [ 570.338655][ T10] ret_from_fork_asm+0x1a/0x30 [ 570.338655][ T10] [ 570.340634][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.340634][ T10] netdev_get_by_index+0x5e/0x80 [ 570.340634][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.340634][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.340634][ T10] ip6_route_add+0x1c/0x140 [ 570.340634][ T10] addrconf_prefix_route+0x2a6/0x430 [ 570.340634][ T10] inet6_addr_add+0x4f8/0xa40 [ 570.340634][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.340634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.340634][ T10] netlink_rcv_skb+0x130/0x360 [ 570.340634][ T10] netlink_unicast+0x449/0x710 [ 570.340634][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.340634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.340634][ T10] ___sys_sendmsg+0xee/0x170 [ 570.340634][ T10] __sys_sendmsg+0xcd/0x170 [ 570.340634][ T10] do_syscall_64+0xc6/0x1e0 [ 570.340634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.340634][ T10] [ 570.342850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.342850][ T10] netdev_get_by_index+0x5e/0x80 [ 570.342850][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.342850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.342850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 570.342850][ T10] ipv6_add_addr+0x411/0x2000 [ 570.342850][ T10] inet6_addr_add+0x30e/0xa40 [ 570.342850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.342850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.342850][ T10] netlink_rcv_skb+0x130/0x360 [ 570.342850][ T10] netlink_unicast+0x449/0x710 [ 570.342850][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.342850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.342850][ T10] ___sys_sendmsg+0xee/0x170 [ 570.342850][ T10] __sys_sendmsg+0xcd/0x170 [ 570.342850][ T10] do_syscall_64+0xc6/0x1e0 [ 570.342850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.342850][ T10] [ 570.345144][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.345144][ T10] netdev_get_by_index+0x5e/0x80 [ 570.345144][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.345144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.345144][ T10] ip6_route_add+0x1c/0x140 [ 570.345144][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 570.345144][ T10] addrconf_add_dev+0xe2/0x170 [ 570.345144][ T10] inet6_addr_add+0x12f/0xa40 [ 570.345144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.345144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.345144][ T10] netlink_rcv_skb+0x130/0x360 [ 570.345144][ T10] netlink_unicast+0x449/0x710 [ 570.345144][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.345144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.345144][ T10] ___sys_sendmsg+0xee/0x170 [ 570.345144][ T10] __sys_sendmsg+0xcd/0x170 [ 570.345144][ T10] do_syscall_64+0xc6/0x1e0 [ 570.345144][ T10] [ 570.347345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.347345][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 570.347345][ T10] ipv6_find_idev+0x102/0x170 [ 570.347345][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.347345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.347345][ T10] netlink_rcv_skb+0x130/0x360 [ 570.347345][ T10] netlink_unicast+0x449/0x710 [ 570.347345][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.347345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.347345][ T10] ___sys_sendmsg+0xee/0x170 [ 570.347345][ T10] __sys_sendmsg+0xcd/0x170 [ 570.347345][ T10] do_syscall_64+0xc6/0x1e0 [ 570.347345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.347345][ T10] [ 570.349178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 570.349178][ T10] neigh_parms_alloc+0x1e5/0x510 [ 570.349178][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 570.349178][ T10] ipv6_find_idev+0x102/0x170 [ 570.349178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.349178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.349178][ T10] netlink_rcv_skb+0x130/0x360 [ 570.349178][ T10] netlink_unicast+0x449/0x710 [ 570.349178][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.349178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.349178][ T10] ___sys_sendmsg+0xee/0x170 [ 570.349178][ T10] __sys_sendmsg+0xcd/0x170 [ 570.349178][ T10] do_syscall_64+0xc6/0x1e0 [ 570.349178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.349178][ T10] [ 570.351304][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 570.351588][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 570.351588][ T10] netdev_get_by_index+0x5e/0x80 [ 570.351588][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.351588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.351588][ T10] ip6_route_add+0x1c/0x140 [ 570.351588][ T10] addrconf_prefix_route+0x2a6/0x430 [ 570.351588][ T10] inet6_addr_add+0x4f8/0xa40 [ 570.351588][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.351588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.351588][ T10] netlink_rcv_skb+0x130/0x360 [ 570.351588][ T10] netlink_unicast+0x449/0x710 [ 570.351588][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.351588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.351588][ T10] ___sys_sendmsg+0xee/0x170 [ 570.351588][ T10] __sys_sendmsg+0xcd/0x170 [ 570.351588][ T10] do_syscall_64+0xc6/0x1e0 [ 570.351588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.351588][ T10] [ 570.354130][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 570.354130][ T10] netdev_get_by_index+0x5e/0x80 [ 570.354130][ T10] fib6_nh_init+0x3d8/0x1580 [ 570.354130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 570.354130][ T10] addrconf_f6i_alloc+0x315/0x560 [ 570.354130][ T10] ipv6_add_addr+0x411/0x2000 [ 570.354130][ T10] inet6_addr_add+0x30e/0xa40 [ 570.354130][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 570.354130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.354130][ T10] netlink_rcv_skb+0x130/0x360 [ 570.354130][ T10] netlink_unicast+0x449/0x710 [ 570.354130][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.354130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.354130][ T10] ___sys_sendmsg+0xee/0x170 [ 570.354130][ T10] __sys_sendmsg+0xcd/0x170 [ 570.354130][ T10] do_syscall_64+0xc6/0x1e0 [ 570.354130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.354130][ T10] [ 570.356436][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 570.356436][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 570.356436][ T10] ipv6_find_idev+0x102/0x170 [ 570.356436][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.356436][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.356436][ T10] netlink_rcv_skb+0x130/0x360 [ 570.356436][ T10] netlink_unicast+0x449/0x710 [ 570.356436][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.356436][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.356436][ T10] ___sys_sendmsg+0xee/0x170 [ 570.356436][ T10] __sys_sendmsg+0xcd/0x170 [ 570.356436][ T10] do_syscall_64+0xc6/0x1e0 [ 570.356436][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.356436][ T10] [ 570.358200][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 570.358200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 570.358200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 570.358200][ T10] ipv6_find_idev+0x102/0x170 [ 570.358200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 570.358200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 570.358200][ T10] netlink_rcv_skb+0x130/0x360 [ 570.358200][ T10] netlink_unicast+0x449/0x710 [ 570.358200][ T10] netlink_sendmsg+0x723/0xbe0 [ 570.358200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 570.358200][ T10] ___sys_sendmsg+0xee/0x170 [ 570.358200][ T10] __sys_sendmsg+0xcd/0x170 [ 570.358200][ T10] do_syscall_64+0xc6/0x1e0 [ 570.358200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 570.358200][ T10] [ 580.439839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 580.440167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.440167][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 580.440167][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 580.440167][ T10] fib6_nh_init+0xa22/0x1580 [ 580.440167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.440167][ T10] ip6_route_add+0x1c/0x140 [ 580.440167][ T10] inet6_rtm_newroute+0x104/0x110 [ 580.440167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.440167][ T10] netlink_rcv_skb+0x130/0x360 [ 580.440167][ T10] netlink_unicast+0x449/0x710 [ 580.440167][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.440167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.440167][ T10] ___sys_sendmsg+0xee/0x170 [ 580.440167][ T10] __sys_sendmsg+0xcd/0x170 [ 580.440167][ T10] do_syscall_64+0xc6/0x1e0 [ 580.440167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.440167][ T10] [ 580.442200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.442200][ T10] dst_init+0x84/0x4a0 [ 580.442200][ T10] dst_alloc+0x97/0x150 [ 580.442200][ T10] ip6_dst_alloc+0x23/0x90 [ 580.442200][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 580.442200][ T10] ip6_pol_route+0x56f/0x840 [ 580.442200][ T10] fib6_rule_lookup+0x456/0x630 [ 580.442200][ T10] ip6_route_input+0x59c/0xa50 [ 580.442200][ T10] ipv6_rcv+0x397/0x810 [ 580.442200][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 580.442200][ T10] process_backlog+0x101/0x620 [ 580.442200][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 580.442200][ T10] net_rx_action+0x495/0xbe0 [ 580.442200][ T10] __do_softirq+0x1b5/0x7f6 [ 580.442200][ T10] [ 580.443953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.443953][ T10] netdev_get_by_index+0x5e/0x80 [ 580.443953][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.443953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.443953][ T10] addrconf_f6i_alloc+0x265/0x560 [ 580.443953][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 580.443953][ T10] addrconf_join_anycast+0x1c0/0x220 [ 580.443953][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 580.443953][ T10] addrconf_dad_completed+0x12b/0xe20 [ 580.443953][ T10] addrconf_dad_begin+0x310/0x670 [ 580.443953][ T10] addrconf_dad_work+0x10b/0xab0 [ 580.443953][ T10] process_one_work+0x84d/0x18a0 [ 580.443953][ T10] worker_thread+0x587/0xd30 [ 580.443953][ T10] kthread+0x28a/0x350 [ 580.443953][ T10] ret_from_fork+0x31/0x70 [ 580.443953][ T10] ret_from_fork_asm+0x1a/0x30 [ 580.443953][ T10] [ 580.445972][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.445972][ T10] netdev_get_by_index+0x5e/0x80 [ 580.445972][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.445972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.445972][ T10] ip6_route_add+0x1c/0x140 [ 580.445972][ T10] addrconf_prefix_route+0x2a6/0x430 [ 580.445972][ T10] inet6_addr_add+0x4f8/0xa40 [ 580.445972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.445972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.445972][ T10] netlink_rcv_skb+0x130/0x360 [ 580.445972][ T10] netlink_unicast+0x449/0x710 [ 580.445972][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.445972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.445972][ T10] ___sys_sendmsg+0xee/0x170 [ 580.445972][ T10] __sys_sendmsg+0xcd/0x170 [ 580.445972][ T10] do_syscall_64+0xc6/0x1e0 [ 580.445972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.445972][ T10] [ 580.448045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.448045][ T10] netdev_get_by_index+0x5e/0x80 [ 580.448045][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.448045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.448045][ T10] addrconf_f6i_alloc+0x315/0x560 [ 580.448045][ T10] ipv6_add_addr+0x411/0x2000 [ 580.448045][ T10] inet6_addr_add+0x30e/0xa40 [ 580.448045][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.448045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.448045][ T10] netlink_rcv_skb+0x130/0x360 [ 580.448045][ T10] netlink_unicast+0x449/0x710 [ 580.448045][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.448045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.448045][ T10] ___sys_sendmsg+0xee/0x170 [ 580.448045][ T10] __sys_sendmsg+0xcd/0x170 [ 580.448045][ T10] do_syscall_64+0xc6/0x1e0 [ 580.448045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.448045][ T10] [ 580.450127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.450127][ T10] netdev_get_by_index+0x5e/0x80 [ 580.450127][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.450127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.450127][ T10] ip6_route_add+0x1c/0x140 [ 580.450127][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 580.450127][ T10] addrconf_add_dev+0xe2/0x170 [ 580.450127][ T10] inet6_addr_add+0x12f/0xa40 [ 580.450127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.450127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.450127][ T10] netlink_rcv_skb+0x130/0x360 [ 580.450127][ T10] netlink_unicast+0x449/0x710 [ 580.450127][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.450127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.450127][ T10] ___sys_sendmsg+0xee/0x170 [ 580.450127][ T10] __sys_sendmsg+0xcd/0x170 [ 580.450127][ T10] do_syscall_64+0xc6/0x1e0 [ 580.450127][ T10] [ 580.452157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.452157][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 580.452157][ T10] ipv6_find_idev+0x102/0x170 [ 580.452157][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.452157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.452157][ T10] netlink_rcv_skb+0x130/0x360 [ 580.452157][ T10] netlink_unicast+0x449/0x710 [ 580.452157][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.452157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.452157][ T10] ___sys_sendmsg+0xee/0x170 [ 580.452157][ T10] __sys_sendmsg+0xcd/0x170 [ 580.452157][ T10] do_syscall_64+0xc6/0x1e0 [ 580.452157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.452157][ T10] [ 580.453774][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 580.453774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 580.453774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 580.453774][ T10] ipv6_find_idev+0x102/0x170 [ 580.453774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.453774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.453774][ T10] netlink_rcv_skb+0x130/0x360 [ 580.453774][ T10] netlink_unicast+0x449/0x710 [ 580.453774][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.453774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.453774][ T10] ___sys_sendmsg+0xee/0x170 [ 580.453774][ T10] __sys_sendmsg+0xcd/0x170 [ 580.453774][ T10] do_syscall_64+0xc6/0x1e0 [ 580.453774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.453774][ T10] [ 580.455738][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 580.456040][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 580.456040][ T10] dst_init+0x84/0x4a0 [ 580.456040][ T10] dst_alloc+0x97/0x150 [ 580.456040][ T10] ip6_dst_alloc+0x23/0x90 [ 580.456040][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 580.456040][ T10] ip6_pol_route+0x56f/0x840 [ 580.456040][ T10] fib6_rule_lookup+0x456/0x630 [ 580.456040][ T10] ip6_route_input+0x59c/0xa50 [ 580.456040][ T10] ipv6_rcv+0x397/0x810 [ 580.456040][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 580.456040][ T10] process_backlog+0x101/0x620 [ 580.456040][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 580.456040][ T10] net_rx_action+0x495/0xbe0 [ 580.456040][ T10] __do_softirq+0x1b5/0x7f6 [ 580.456040][ T10] [ 580.457993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.457993][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 580.457993][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 580.457993][ T10] fib6_nh_init+0xa22/0x1580 [ 580.457993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.457993][ T10] ip6_route_add+0x1c/0x140 [ 580.457993][ T10] inet6_rtm_newroute+0x104/0x110 [ 580.457993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.457993][ T10] netlink_rcv_skb+0x130/0x360 [ 580.457993][ T10] netlink_unicast+0x449/0x710 [ 580.457993][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.457993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.457993][ T10] ___sys_sendmsg+0xee/0x170 [ 580.457993][ T10] __sys_sendmsg+0xcd/0x170 [ 580.457993][ T10] do_syscall_64+0xc6/0x1e0 [ 580.457993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.457993][ T10] [ 580.460140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.460140][ T10] netdev_get_by_index+0x5e/0x80 [ 580.460140][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.460140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.460140][ T10] addrconf_f6i_alloc+0x265/0x560 [ 580.460140][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 580.460140][ T10] addrconf_join_anycast+0x1c0/0x220 [ 580.460140][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 580.460140][ T10] addrconf_dad_completed+0x12b/0xe20 [ 580.460140][ T10] addrconf_dad_begin+0x310/0x670 [ 580.460140][ T10] addrconf_dad_work+0x10b/0xab0 [ 580.460140][ T10] process_one_work+0x84d/0x18a0 [ 580.460140][ T10] worker_thread+0x587/0xd30 [ 580.460140][ T10] kthread+0x28a/0x350 [ 580.460140][ T10] ret_from_fork+0x31/0x70 [ 580.460140][ T10] ret_from_fork_asm+0x1a/0x30 [ 580.460140][ T10] [ 580.462284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.462284][ T10] netdev_get_by_index+0x5e/0x80 [ 580.462284][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.462284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.462284][ T10] ip6_route_add+0x1c/0x140 [ 580.462284][ T10] addrconf_prefix_route+0x2a6/0x430 [ 580.462284][ T10] inet6_addr_add+0x4f8/0xa40 [ 580.462284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.462284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.462284][ T10] netlink_rcv_skb+0x130/0x360 [ 580.462284][ T10] netlink_unicast+0x449/0x710 [ 580.462284][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.462284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.462284][ T10] ___sys_sendmsg+0xee/0x170 [ 580.462284][ T10] __sys_sendmsg+0xcd/0x170 [ 580.462284][ T10] do_syscall_64+0xc6/0x1e0 [ 580.462284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.462284][ T10] [ 580.464622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.464622][ T10] netdev_get_by_index+0x5e/0x80 [ 580.464622][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.464622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.464622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 580.464622][ T10] ipv6_add_addr+0x411/0x2000 [ 580.464622][ T10] inet6_addr_add+0x30e/0xa40 [ 580.464622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.464622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.464622][ T10] netlink_rcv_skb+0x130/0x360 [ 580.464622][ T10] netlink_unicast+0x449/0x710 [ 580.464622][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.464622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.464622][ T10] ___sys_sendmsg+0xee/0x170 [ 580.464622][ T10] __sys_sendmsg+0xcd/0x170 [ 580.464622][ T10] do_syscall_64+0xc6/0x1e0 [ 580.464622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.464622][ T10] [ 580.466960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.466960][ T10] netdev_get_by_index+0x5e/0x80 [ 580.466960][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.466960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.466960][ T10] ip6_route_add+0x1c/0x140 [ 580.466960][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 580.466960][ T10] addrconf_add_dev+0xe2/0x170 [ 580.466960][ T10] inet6_addr_add+0x12f/0xa40 [ 580.466960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.466960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.466960][ T10] netlink_rcv_skb+0x130/0x360 [ 580.466960][ T10] netlink_unicast+0x449/0x710 [ 580.466960][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.466960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.466960][ T10] ___sys_sendmsg+0xee/0x170 [ 580.466960][ T10] __sys_sendmsg+0xcd/0x170 [ 580.466960][ T10] do_syscall_64+0xc6/0x1e0 [ 580.466960][ T10] [ 580.469245][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.469245][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 580.469245][ T10] ipv6_find_idev+0x102/0x170 [ 580.469245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.469245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.469245][ T10] netlink_rcv_skb+0x130/0x360 [ 580.469245][ T10] netlink_unicast+0x449/0x710 [ 580.469245][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.469245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.469245][ T10] ___sys_sendmsg+0xee/0x170 [ 580.469245][ T10] __sys_sendmsg+0xcd/0x170 [ 580.469245][ T10] do_syscall_64+0xc6/0x1e0 [ 580.469245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.469245][ T10] [ 580.470962][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 580.470962][ T10] neigh_parms_alloc+0x1e5/0x510 [ 580.470962][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 580.470962][ T10] ipv6_find_idev+0x102/0x170 [ 580.470962][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.470962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.470962][ T10] netlink_rcv_skb+0x130/0x360 [ 580.470962][ T10] netlink_unicast+0x449/0x710 [ 580.470962][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.470962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.470962][ T10] ___sys_sendmsg+0xee/0x170 [ 580.470962][ T10] __sys_sendmsg+0xcd/0x170 [ 580.470962][ T10] do_syscall_64+0xc6/0x1e0 [ 580.470962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.470962][ T10] [ 580.472882][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 580.473138][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 580.473138][ T10] netdev_get_by_index+0x5e/0x80 [ 580.473138][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.473138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.473138][ T10] ip6_route_add+0x1c/0x140 [ 580.473138][ T10] addrconf_prefix_route+0x2a6/0x430 [ 580.473138][ T10] inet6_addr_add+0x4f8/0xa40 [ 580.473138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.473138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.473138][ T10] netlink_rcv_skb+0x130/0x360 [ 580.473138][ T10] netlink_unicast+0x449/0x710 [ 580.473138][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.473138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.473138][ T10] ___sys_sendmsg+0xee/0x170 [ 580.473138][ T10] __sys_sendmsg+0xcd/0x170 [ 580.473138][ T10] do_syscall_64+0xc6/0x1e0 [ 580.473138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.473138][ T10] [ 580.475592][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 580.475592][ T10] netdev_get_by_index+0x5e/0x80 [ 580.475592][ T10] fib6_nh_init+0x3d8/0x1580 [ 580.475592][ T10] ip6_route_info_create+0xf18/0x17d0 [ 580.475592][ T10] addrconf_f6i_alloc+0x315/0x560 [ 580.475592][ T10] ipv6_add_addr+0x411/0x2000 [ 580.475592][ T10] inet6_addr_add+0x30e/0xa40 [ 580.475592][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 580.475592][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.475592][ T10] netlink_rcv_skb+0x130/0x360 [ 580.475592][ T10] netlink_unicast+0x449/0x710 [ 580.475592][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.475592][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.475592][ T10] ___sys_sendmsg+0xee/0x170 [ 580.475592][ T10] __sys_sendmsg+0xcd/0x170 [ 580.475592][ T10] do_syscall_64+0xc6/0x1e0 [ 580.475592][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.475592][ T10] [ 580.477822][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 580.477822][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 580.477822][ T10] ipv6_find_idev+0x102/0x170 [ 580.477822][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.477822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.477822][ T10] netlink_rcv_skb+0x130/0x360 [ 580.477822][ T10] netlink_unicast+0x449/0x710 [ 580.477822][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.477822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.477822][ T10] ___sys_sendmsg+0xee/0x170 [ 580.477822][ T10] __sys_sendmsg+0xcd/0x170 [ 580.477822][ T10] do_syscall_64+0xc6/0x1e0 [ 580.477822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.477822][ T10] [ 580.479543][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 580.479543][ T10] neigh_parms_alloc+0x1e5/0x510 [ 580.479543][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 580.479543][ T10] ipv6_find_idev+0x102/0x170 [ 580.479543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 580.479543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 580.479543][ T10] netlink_rcv_skb+0x130/0x360 [ 580.479543][ T10] netlink_unicast+0x449/0x710 [ 580.479543][ T10] netlink_sendmsg+0x723/0xbe0 [ 580.479543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 580.479543][ T10] ___sys_sendmsg+0xee/0x170 [ 580.479543][ T10] __sys_sendmsg+0xcd/0x170 [ 580.479543][ T10] do_syscall_64+0xc6/0x1e0 [ 580.479543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 580.479543][ T10] [ 581.123177][ T4010] veth0: renamed from veth1 [ 585.055198][ T4037] br0: port 1(vx0) entered blocking state [ 585.055418][ T4037] br0: port 1(vx0) entered disabled state [ 585.055672][ T4037] vx0: entered allmulticast mode [ 585.058050][ T4037] vx0: entered promiscuous mode [ 585.061722][ T4037] br0: port 1(vx0) entered blocking state [ 585.062005][ T4037] br0: port 1(vx0) entered forwarding state [ 590.576446][ T4067] br0: port 1(vx0) entered blocking state [ 590.576674][ T4067] br0: port 1(vx0) entered disabled state [ 590.576874][ T4067] vx0: entered allmulticast mode [ 590.578098][ T4067] vx0: entered promiscuous mode [ 590.579977][ T4067] br0: port 1(vx0) entered blocking state [ 590.580157][ T4067] br0: port 1(vx0) entered forwarding state [ 590.599826][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 590.600145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.600145][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 590.600145][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 590.600145][ T10] fib6_nh_init+0xa22/0x1580 [ 590.600145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.600145][ T10] ip6_route_add+0x1c/0x140 [ 590.600145][ T10] inet6_rtm_newroute+0x104/0x110 [ 590.600145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.600145][ T10] netlink_rcv_skb+0x130/0x360 [ 590.600145][ T10] netlink_unicast+0x449/0x710 [ 590.600145][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.600145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.600145][ T10] ___sys_sendmsg+0xee/0x170 [ 590.600145][ T10] __sys_sendmsg+0xcd/0x170 [ 590.600145][ T10] do_syscall_64+0xc6/0x1e0 [ 590.600145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.600145][ T10] [ 590.602199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.602199][ T10] dst_init+0x84/0x4a0 [ 590.602199][ T10] dst_alloc+0x97/0x150 [ 590.602199][ T10] ip6_dst_alloc+0x23/0x90 [ 590.602199][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 590.602199][ T10] ip6_pol_route+0x56f/0x840 [ 590.602199][ T10] fib6_rule_lookup+0x456/0x630 [ 590.602199][ T10] ip6_route_input+0x59c/0xa50 [ 590.602199][ T10] ipv6_rcv+0x397/0x810 [ 590.602199][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 590.602199][ T10] process_backlog+0x101/0x620 [ 590.602199][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 590.602199][ T10] net_rx_action+0x495/0xbe0 [ 590.602199][ T10] __do_softirq+0x1b5/0x7f6 [ 590.602199][ T10] [ 590.603912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.603912][ T10] netdev_get_by_index+0x5e/0x80 [ 590.603912][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.603912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.603912][ T10] addrconf_f6i_alloc+0x265/0x560 [ 590.603912][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 590.603912][ T10] addrconf_join_anycast+0x1c0/0x220 [ 590.603912][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 590.603912][ T10] addrconf_dad_completed+0x12b/0xe20 [ 590.603912][ T10] addrconf_dad_begin+0x310/0x670 [ 590.603912][ T10] addrconf_dad_work+0x10b/0xab0 [ 590.603912][ T10] process_one_work+0x84d/0x18a0 [ 590.603912][ T10] worker_thread+0x587/0xd30 [ 590.603912][ T10] kthread+0x28a/0x350 [ 590.603912][ T10] ret_from_fork+0x31/0x70 [ 590.603912][ T10] ret_from_fork_asm+0x1a/0x30 [ 590.603912][ T10] [ 590.605881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.605881][ T10] netdev_get_by_index+0x5e/0x80 [ 590.605881][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.605881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.605881][ T10] ip6_route_add+0x1c/0x140 [ 590.605881][ T10] addrconf_prefix_route+0x2a6/0x430 [ 590.605881][ T10] inet6_addr_add+0x4f8/0xa40 [ 590.605881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.605881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.605881][ T10] netlink_rcv_skb+0x130/0x360 [ 590.605881][ T10] netlink_unicast+0x449/0x710 [ 590.605881][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.605881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.605881][ T10] ___sys_sendmsg+0xee/0x170 [ 590.605881][ T10] __sys_sendmsg+0xcd/0x170 [ 590.605881][ T10] do_syscall_64+0xc6/0x1e0 [ 590.605881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.605881][ T10] [ 590.607947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.607947][ T10] netdev_get_by_index+0x5e/0x80 [ 590.607947][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.607947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.607947][ T10] addrconf_f6i_alloc+0x315/0x560 [ 590.607947][ T10] ipv6_add_addr+0x411/0x2000 [ 590.607947][ T10] inet6_addr_add+0x30e/0xa40 [ 590.607947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.607947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.607947][ T10] netlink_rcv_skb+0x130/0x360 [ 590.607947][ T10] netlink_unicast+0x449/0x710 [ 590.607947][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.607947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.607947][ T10] ___sys_sendmsg+0xee/0x170 [ 590.607947][ T10] __sys_sendmsg+0xcd/0x170 [ 590.607947][ T10] do_syscall_64+0xc6/0x1e0 [ 590.607947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.607947][ T10] [ 590.610272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.610272][ T10] netdev_get_by_index+0x5e/0x80 [ 590.610272][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.610272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.610272][ T10] ip6_route_add+0x1c/0x140 [ 590.610272][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 590.610272][ T10] addrconf_add_dev+0xe2/0x170 [ 590.610272][ T10] inet6_addr_add+0x12f/0xa40 [ 590.610272][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.610272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.610272][ T10] netlink_rcv_skb+0x130/0x360 [ 590.610272][ T10] netlink_unicast+0x449/0x710 [ 590.610272][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.610272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.610272][ T10] ___sys_sendmsg+0xee/0x170 [ 590.610272][ T10] __sys_sendmsg+0xcd/0x170 [ 590.610272][ T10] do_syscall_64+0xc6/0x1e0 [ 590.610272][ T10] [ 590.612488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.612488][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 590.612488][ T10] ipv6_find_idev+0x102/0x170 [ 590.612488][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.612488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.612488][ T10] netlink_rcv_skb+0x130/0x360 [ 590.612488][ T10] netlink_unicast+0x449/0x710 [ 590.612488][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.612488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.612488][ T10] ___sys_sendmsg+0xee/0x170 [ 590.612488][ T10] __sys_sendmsg+0xcd/0x170 [ 590.612488][ T10] do_syscall_64+0xc6/0x1e0 [ 590.612488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.612488][ T10] [ 590.614179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 590.614179][ T10] neigh_parms_alloc+0x1e5/0x510 [ 590.614179][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 590.614179][ T10] ipv6_find_idev+0x102/0x170 [ 590.614179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.614179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.614179][ T10] netlink_rcv_skb+0x130/0x360 [ 590.614179][ T10] netlink_unicast+0x449/0x710 [ 590.614179][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.614179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.614179][ T10] ___sys_sendmsg+0xee/0x170 [ 590.614179][ T10] __sys_sendmsg+0xcd/0x170 [ 590.614179][ T10] do_syscall_64+0xc6/0x1e0 [ 590.614179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.614179][ T10] [ 590.616255][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 590.616565][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 590.616565][ T10] dst_init+0x84/0x4a0 [ 590.616565][ T10] dst_alloc+0x97/0x150 [ 590.616565][ T10] ip6_dst_alloc+0x23/0x90 [ 590.616565][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 590.616565][ T10] ip6_pol_route+0x56f/0x840 [ 590.616565][ T10] fib6_rule_lookup+0x456/0x630 [ 590.616565][ T10] ip6_route_input+0x59c/0xa50 [ 590.616565][ T10] ipv6_rcv+0x397/0x810 [ 590.616565][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 590.616565][ T10] process_backlog+0x101/0x620 [ 590.616565][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 590.616565][ T10] net_rx_action+0x495/0xbe0 [ 590.616565][ T10] __do_softirq+0x1b5/0x7f6 [ 590.616565][ T10] [ 590.618305][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.618305][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 590.618305][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 590.618305][ T10] fib6_nh_init+0xa22/0x1580 [ 590.618305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.618305][ T10] ip6_route_add+0x1c/0x140 [ 590.618305][ T10] inet6_rtm_newroute+0x104/0x110 [ 590.618305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.618305][ T10] netlink_rcv_skb+0x130/0x360 [ 590.618305][ T10] netlink_unicast+0x449/0x710 [ 590.618305][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.618305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.618305][ T10] ___sys_sendmsg+0xee/0x170 [ 590.618305][ T10] __sys_sendmsg+0xcd/0x170 [ 590.618305][ T10] do_syscall_64+0xc6/0x1e0 [ 590.618305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.618305][ T10] [ 590.620374][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.620374][ T10] netdev_get_by_index+0x5e/0x80 [ 590.620374][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.620374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.620374][ T10] addrconf_f6i_alloc+0x265/0x560 [ 590.620374][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 590.620374][ T10] addrconf_join_anycast+0x1c0/0x220 [ 590.620374][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 590.620374][ T10] addrconf_dad_completed+0x12b/0xe20 [ 590.620374][ T10] addrconf_dad_begin+0x310/0x670 [ 590.620374][ T10] addrconf_dad_work+0x10b/0xab0 [ 590.620374][ T10] process_one_work+0x84d/0x18a0 [ 590.620374][ T10] worker_thread+0x587/0xd30 [ 590.620374][ T10] kthread+0x28a/0x350 [ 590.620374][ T10] ret_from_fork+0x31/0x70 [ 590.620374][ T10] ret_from_fork_asm+0x1a/0x30 [ 590.620374][ T10] [ 590.622700][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.622700][ T10] netdev_get_by_index+0x5e/0x80 [ 590.622700][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.622700][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.622700][ T10] ip6_route_add+0x1c/0x140 [ 590.622700][ T10] addrconf_prefix_route+0x2a6/0x430 [ 590.622700][ T10] inet6_addr_add+0x4f8/0xa40 [ 590.622700][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.622700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.622700][ T10] netlink_rcv_skb+0x130/0x360 [ 590.622700][ T10] netlink_unicast+0x449/0x710 [ 590.622700][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.622700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.622700][ T10] ___sys_sendmsg+0xee/0x170 [ 590.622700][ T10] __sys_sendmsg+0xcd/0x170 [ 590.622700][ T10] do_syscall_64+0xc6/0x1e0 [ 590.622700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.622700][ T10] [ 590.625055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.625055][ T10] netdev_get_by_index+0x5e/0x80 [ 590.625055][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.625055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.625055][ T10] addrconf_f6i_alloc+0x315/0x560 [ 590.625055][ T10] ipv6_add_addr+0x411/0x2000 [ 590.625055][ T10] inet6_addr_add+0x30e/0xa40 [ 590.625055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.625055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.625055][ T10] netlink_rcv_skb+0x130/0x360 [ 590.625055][ T10] netlink_unicast+0x449/0x710 [ 590.625055][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.625055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.625055][ T10] ___sys_sendmsg+0xee/0x170 [ 590.625055][ T10] __sys_sendmsg+0xcd/0x170 [ 590.625055][ T10] do_syscall_64+0xc6/0x1e0 [ 590.625055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.625055][ T10] [ 590.627161][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.627161][ T10] netdev_get_by_index+0x5e/0x80 [ 590.627161][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.627161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.627161][ T10] ip6_route_add+0x1c/0x140 [ 590.627161][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 590.627161][ T10] addrconf_add_dev+0xe2/0x170 [ 590.627161][ T10] inet6_addr_add+0x12f/0xa40 [ 590.627161][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.627161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.627161][ T10] netlink_rcv_skb+0x130/0x360 [ 590.627161][ T10] netlink_unicast+0x449/0x710 [ 590.627161][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.627161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.627161][ T10] ___sys_sendmsg+0xee/0x170 [ 590.627161][ T10] __sys_sendmsg+0xcd/0x170 [ 590.627161][ T10] do_syscall_64+0xc6/0x1e0 [ 590.627161][ T10] [ 590.629393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.629393][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 590.629393][ T10] ipv6_find_idev+0x102/0x170 [ 590.629393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.629393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.629393][ T10] netlink_rcv_skb+0x130/0x360 [ 590.629393][ T10] netlink_unicast+0x449/0x710 [ 590.629393][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.629393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.629393][ T10] ___sys_sendmsg+0xee/0x170 [ 590.629393][ T10] __sys_sendmsg+0xcd/0x170 [ 590.629393][ T10] do_syscall_64+0xc6/0x1e0 [ 590.629393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.629393][ T10] [ 590.631123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 590.631123][ T10] neigh_parms_alloc+0x1e5/0x510 [ 590.631123][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 590.631123][ T10] ipv6_find_idev+0x102/0x170 [ 590.631123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.631123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.631123][ T10] netlink_rcv_skb+0x130/0x360 [ 590.631123][ T10] netlink_unicast+0x449/0x710 [ 590.631123][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.631123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.631123][ T10] ___sys_sendmsg+0xee/0x170 [ 590.631123][ T10] __sys_sendmsg+0xcd/0x170 [ 590.631123][ T10] do_syscall_64+0xc6/0x1e0 [ 590.631123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.631123][ T10] [ 590.633391][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 590.633649][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 590.633649][ T10] netdev_get_by_index+0x5e/0x80 [ 590.633649][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.633649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.633649][ T10] ip6_route_add+0x1c/0x140 [ 590.633649][ T10] addrconf_prefix_route+0x2a6/0x430 [ 590.633649][ T10] inet6_addr_add+0x4f8/0xa40 [ 590.633649][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.633649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.633649][ T10] netlink_rcv_skb+0x130/0x360 [ 590.633649][ T10] netlink_unicast+0x449/0x710 [ 590.633649][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.633649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.633649][ T10] ___sys_sendmsg+0xee/0x170 [ 590.633649][ T10] __sys_sendmsg+0xcd/0x170 [ 590.633649][ T10] do_syscall_64+0xc6/0x1e0 [ 590.633649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.633649][ T10] [ 590.636072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 590.636072][ T10] netdev_get_by_index+0x5e/0x80 [ 590.636072][ T10] fib6_nh_init+0x3d8/0x1580 [ 590.636072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 590.636072][ T10] addrconf_f6i_alloc+0x315/0x560 [ 590.636072][ T10] ipv6_add_addr+0x411/0x2000 [ 590.636072][ T10] inet6_addr_add+0x30e/0xa40 [ 590.636072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 590.636072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.636072][ T10] netlink_rcv_skb+0x130/0x360 [ 590.636072][ T10] netlink_unicast+0x449/0x710 [ 590.636072][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.636072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.636072][ T10] ___sys_sendmsg+0xee/0x170 [ 590.636072][ T10] __sys_sendmsg+0xcd/0x170 [ 590.636072][ T10] do_syscall_64+0xc6/0x1e0 [ 590.636072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.636072][ T10] [ 590.638337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 590.638337][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 590.638337][ T10] ipv6_find_idev+0x102/0x170 [ 590.638337][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.638337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.638337][ T10] netlink_rcv_skb+0x130/0x360 [ 590.638337][ T10] netlink_unicast+0x449/0x710 [ 590.638337][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.638337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.638337][ T10] ___sys_sendmsg+0xee/0x170 [ 590.638337][ T10] __sys_sendmsg+0xcd/0x170 [ 590.638337][ T10] do_syscall_64+0xc6/0x1e0 [ 590.638337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.638337][ T10] [ 590.640126][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 590.640126][ T10] neigh_parms_alloc+0x1e5/0x510 [ 590.640126][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 590.640126][ T10] ipv6_find_idev+0x102/0x170 [ 590.640126][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 590.640126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 590.640126][ T10] netlink_rcv_skb+0x130/0x360 [ 590.640126][ T10] netlink_unicast+0x449/0x710 [ 590.640126][ T10] netlink_sendmsg+0x723/0xbe0 [ 590.640126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 590.640126][ T10] ___sys_sendmsg+0xee/0x170 [ 590.640126][ T10] __sys_sendmsg+0xcd/0x170 [ 590.640126][ T10] do_syscall_64+0xc6/0x1e0 [ 590.640126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 590.640126][ T10] [ 594.610379][ T4098] veth0: renamed from veth1 [ 598.573053][ T4125] br0: port 1(vx0) entered blocking state [ 598.573257][ T4125] br0: port 1(vx0) entered disabled state [ 598.573434][ T4125] vx0: entered allmulticast mode [ 598.574598][ T4125] vx0: entered promiscuous mode [ 598.576452][ T4125] br0: port 1(vx0) entered blocking state [ 598.576618][ T4125] br0: port 1(vx0) entered forwarding state [ 600.790940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 600.791267][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.791267][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 600.791267][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 600.791267][ T10] fib6_nh_init+0xa22/0x1580 [ 600.791267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.791267][ T10] ip6_route_add+0x1c/0x140 [ 600.791267][ T10] inet6_rtm_newroute+0x104/0x110 [ 600.791267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.791267][ T10] netlink_rcv_skb+0x130/0x360 [ 600.791267][ T10] netlink_unicast+0x449/0x710 [ 600.791267][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.791267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.791267][ T10] ___sys_sendmsg+0xee/0x170 [ 600.791267][ T10] __sys_sendmsg+0xcd/0x170 [ 600.791267][ T10] do_syscall_64+0xc6/0x1e0 [ 600.791267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.791267][ T10] [ 600.793288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.793288][ T10] dst_init+0x84/0x4a0 [ 600.793288][ T10] dst_alloc+0x97/0x150 [ 600.793288][ T10] ip6_dst_alloc+0x23/0x90 [ 600.793288][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 600.793288][ T10] ip6_pol_route+0x56f/0x840 [ 600.793288][ T10] fib6_rule_lookup+0x456/0x630 [ 600.793288][ T10] ip6_route_input+0x59c/0xa50 [ 600.793288][ T10] ipv6_rcv+0x397/0x810 [ 600.793288][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 600.793288][ T10] process_backlog+0x101/0x620 [ 600.793288][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 600.793288][ T10] net_rx_action+0x495/0xbe0 [ 600.793288][ T10] __do_softirq+0x1b5/0x7f6 [ 600.793288][ T10] [ 600.795124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.795124][ T10] netdev_get_by_index+0x5e/0x80 [ 600.795124][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.795124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.795124][ T10] addrconf_f6i_alloc+0x265/0x560 [ 600.795124][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 600.795124][ T10] addrconf_join_anycast+0x1c0/0x220 [ 600.795124][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 600.795124][ T10] addrconf_dad_completed+0x12b/0xe20 [ 600.795124][ T10] addrconf_dad_begin+0x310/0x670 [ 600.795124][ T10] addrconf_dad_work+0x10b/0xab0 [ 600.795124][ T10] process_one_work+0x84d/0x18a0 [ 600.795124][ T10] worker_thread+0x587/0xd30 [ 600.795124][ T10] kthread+0x28a/0x350 [ 600.795124][ T10] ret_from_fork+0x31/0x70 [ 600.795124][ T10] ret_from_fork_asm+0x1a/0x30 [ 600.795124][ T10] [ 600.797125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.797125][ T10] netdev_get_by_index+0x5e/0x80 [ 600.797125][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.797125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.797125][ T10] ip6_route_add+0x1c/0x140 [ 600.797125][ T10] addrconf_prefix_route+0x2a6/0x430 [ 600.797125][ T10] inet6_addr_add+0x4f8/0xa40 [ 600.797125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.797125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.797125][ T10] netlink_rcv_skb+0x130/0x360 [ 600.797125][ T10] netlink_unicast+0x449/0x710 [ 600.797125][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.797125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.797125][ T10] ___sys_sendmsg+0xee/0x170 [ 600.797125][ T10] __sys_sendmsg+0xcd/0x170 [ 600.797125][ T10] do_syscall_64+0xc6/0x1e0 [ 600.797125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.797125][ T10] [ 600.799295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.799295][ T10] netdev_get_by_index+0x5e/0x80 [ 600.799295][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.799295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.799295][ T10] addrconf_f6i_alloc+0x315/0x560 [ 600.799295][ T10] ipv6_add_addr+0x411/0x2000 [ 600.799295][ T10] inet6_addr_add+0x30e/0xa40 [ 600.799295][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.799295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.799295][ T10] netlink_rcv_skb+0x130/0x360 [ 600.799295][ T10] netlink_unicast+0x449/0x710 [ 600.799295][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.799295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.799295][ T10] ___sys_sendmsg+0xee/0x170 [ 600.799295][ T10] __sys_sendmsg+0xcd/0x170 [ 600.799295][ T10] do_syscall_64+0xc6/0x1e0 [ 600.799295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.799295][ T10] [ 600.801475][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.801475][ T10] netdev_get_by_index+0x5e/0x80 [ 600.801475][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.801475][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.801475][ T10] ip6_route_add+0x1c/0x140 [ 600.801475][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 600.801475][ T10] addrconf_add_dev+0xe2/0x170 [ 600.801475][ T10] inet6_addr_add+0x12f/0xa40 [ 600.801475][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.801475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.801475][ T10] netlink_rcv_skb+0x130/0x360 [ 600.801475][ T10] netlink_unicast+0x449/0x710 [ 600.801475][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.801475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.801475][ T10] ___sys_sendmsg+0xee/0x170 [ 600.801475][ T10] __sys_sendmsg+0xcd/0x170 [ 600.801475][ T10] do_syscall_64+0xc6/0x1e0 [ 600.801475][ T10] [ 600.803634][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.803634][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 600.803634][ T10] ipv6_find_idev+0x102/0x170 [ 600.803634][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.803634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.803634][ T10] netlink_rcv_skb+0x130/0x360 [ 600.803634][ T10] netlink_unicast+0x449/0x710 [ 600.803634][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.803634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.803634][ T10] ___sys_sendmsg+0xee/0x170 [ 600.803634][ T10] __sys_sendmsg+0xcd/0x170 [ 600.803634][ T10] do_syscall_64+0xc6/0x1e0 [ 600.803634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.803634][ T10] [ 600.805327][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 600.805327][ T10] neigh_parms_alloc+0x1e5/0x510 [ 600.805327][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 600.805327][ T10] ipv6_find_idev+0x102/0x170 [ 600.805327][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.805327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.805327][ T10] netlink_rcv_skb+0x130/0x360 [ 600.805327][ T10] netlink_unicast+0x449/0x710 [ 600.805327][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.805327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.805327][ T10] ___sys_sendmsg+0xee/0x170 [ 600.805327][ T10] __sys_sendmsg+0xcd/0x170 [ 600.805327][ T10] do_syscall_64+0xc6/0x1e0 [ 600.805327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.805327][ T10] [ 600.807193][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 600.807472][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 600.807472][ T10] dst_init+0x84/0x4a0 [ 600.807472][ T10] dst_alloc+0x97/0x150 [ 600.807472][ T10] ip6_dst_alloc+0x23/0x90 [ 600.807472][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 600.807472][ T10] ip6_pol_route+0x56f/0x840 [ 600.807472][ T10] fib6_rule_lookup+0x456/0x630 [ 600.807472][ T10] ip6_route_input+0x59c/0xa50 [ 600.807472][ T10] ipv6_rcv+0x397/0x810 [ 600.807472][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 600.807472][ T10] process_backlog+0x101/0x620 [ 600.807472][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 600.807472][ T10] net_rx_action+0x495/0xbe0 [ 600.807472][ T10] __do_softirq+0x1b5/0x7f6 [ 600.807472][ T10] [ 600.809365][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.809365][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 600.809365][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 600.809365][ T10] fib6_nh_init+0xa22/0x1580 [ 600.809365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.809365][ T10] ip6_route_add+0x1c/0x140 [ 600.809365][ T10] inet6_rtm_newroute+0x104/0x110 [ 600.809365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.809365][ T10] netlink_rcv_skb+0x130/0x360 [ 600.809365][ T10] netlink_unicast+0x449/0x710 [ 600.809365][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.809365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.809365][ T10] ___sys_sendmsg+0xee/0x170 [ 600.809365][ T10] __sys_sendmsg+0xcd/0x170 [ 600.809365][ T10] do_syscall_64+0xc6/0x1e0 [ 600.809365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.809365][ T10] [ 600.811576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.811576][ T10] netdev_get_by_index+0x5e/0x80 [ 600.811576][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.811576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.811576][ T10] addrconf_f6i_alloc+0x265/0x560 [ 600.811576][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 600.811576][ T10] addrconf_join_anycast+0x1c0/0x220 [ 600.811576][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 600.811576][ T10] addrconf_dad_completed+0x12b/0xe20 [ 600.811576][ T10] addrconf_dad_begin+0x310/0x670 [ 600.811576][ T10] addrconf_dad_work+0x10b/0xab0 [ 600.811576][ T10] process_one_work+0x84d/0x18a0 [ 600.811576][ T10] worker_thread+0x587/0xd30 [ 600.811576][ T10] kthread+0x28a/0x350 [ 600.811576][ T10] ret_from_fork+0x31/0x70 [ 600.811576][ T10] ret_from_fork_asm+0x1a/0x30 [ 600.811576][ T10] [ 600.813945][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.813945][ T10] netdev_get_by_index+0x5e/0x80 [ 600.813945][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.813945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.813945][ T10] ip6_route_add+0x1c/0x140 [ 600.813945][ T10] addrconf_prefix_route+0x2a6/0x430 [ 600.813945][ T10] inet6_addr_add+0x4f8/0xa40 [ 600.813945][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.813945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.813945][ T10] netlink_rcv_skb+0x130/0x360 [ 600.813945][ T10] netlink_unicast+0x449/0x710 [ 600.813945][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.813945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.813945][ T10] ___sys_sendmsg+0xee/0x170 [ 600.813945][ T10] __sys_sendmsg+0xcd/0x170 [ 600.813945][ T10] do_syscall_64+0xc6/0x1e0 [ 600.813945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.813945][ T10] [ 600.816289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.816289][ T10] netdev_get_by_index+0x5e/0x80 [ 600.816289][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.816289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.816289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 600.816289][ T10] ipv6_add_addr+0x411/0x2000 [ 600.816289][ T10] inet6_addr_add+0x30e/0xa40 [ 600.816289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.816289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.816289][ T10] netlink_rcv_skb+0x130/0x360 [ 600.816289][ T10] netlink_unicast+0x449/0x710 [ 600.816289][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.816289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.816289][ T10] ___sys_sendmsg+0xee/0x170 [ 600.816289][ T10] __sys_sendmsg+0xcd/0x170 [ 600.816289][ T10] do_syscall_64+0xc6/0x1e0 [ 600.816289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.816289][ T10] [ 600.818787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.818787][ T10] netdev_get_by_index+0x5e/0x80 [ 600.818787][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.818787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.818787][ T10] ip6_route_add+0x1c/0x140 [ 600.818787][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 600.818787][ T10] addrconf_add_dev+0xe2/0x170 [ 600.818787][ T10] inet6_addr_add+0x12f/0xa40 [ 600.818787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.818787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.818787][ T10] netlink_rcv_skb+0x130/0x360 [ 600.818787][ T10] netlink_unicast+0x449/0x710 [ 600.818787][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.818787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.818787][ T10] ___sys_sendmsg+0xee/0x170 [ 600.818787][ T10] __sys_sendmsg+0xcd/0x170 [ 600.818787][ T10] do_syscall_64+0xc6/0x1e0 [ 600.818787][ T10] [ 600.821171][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.821171][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 600.821171][ T10] ipv6_find_idev+0x102/0x170 [ 600.821171][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.821171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.821171][ T10] netlink_rcv_skb+0x130/0x360 [ 600.821171][ T10] netlink_unicast+0x449/0x710 [ 600.821171][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.821171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.821171][ T10] ___sys_sendmsg+0xee/0x170 [ 600.821171][ T10] __sys_sendmsg+0xcd/0x170 [ 600.821171][ T10] do_syscall_64+0xc6/0x1e0 [ 600.821171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.821171][ T10] [ 600.823089][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 600.823089][ T10] neigh_parms_alloc+0x1e5/0x510 [ 600.823089][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 600.823089][ T10] ipv6_find_idev+0x102/0x170 [ 600.823089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.823089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.823089][ T10] netlink_rcv_skb+0x130/0x360 [ 600.823089][ T10] netlink_unicast+0x449/0x710 [ 600.823089][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.823089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.823089][ T10] ___sys_sendmsg+0xee/0x170 [ 600.823089][ T10] __sys_sendmsg+0xcd/0x170 [ 600.823089][ T10] do_syscall_64+0xc6/0x1e0 [ 600.823089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.823089][ T10] [ 600.825100][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 600.825440][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 600.825440][ T10] netdev_get_by_index+0x5e/0x80 [ 600.825440][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.825440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.825440][ T10] ip6_route_add+0x1c/0x140 [ 600.825440][ T10] addrconf_prefix_route+0x2a6/0x430 [ 600.825440][ T10] inet6_addr_add+0x4f8/0xa40 [ 600.825440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.825440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.825440][ T10] netlink_rcv_skb+0x130/0x360 [ 600.825440][ T10] netlink_unicast+0x449/0x710 [ 600.825440][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.825440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.825440][ T10] ___sys_sendmsg+0xee/0x170 [ 600.825440][ T10] __sys_sendmsg+0xcd/0x170 [ 600.825440][ T10] do_syscall_64+0xc6/0x1e0 [ 600.825440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.825440][ T10] [ 600.827694][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 600.827694][ T10] netdev_get_by_index+0x5e/0x80 [ 600.827694][ T10] fib6_nh_init+0x3d8/0x1580 [ 600.827694][ T10] ip6_route_info_create+0xf18/0x17d0 [ 600.827694][ T10] addrconf_f6i_alloc+0x315/0x560 [ 600.827694][ T10] ipv6_add_addr+0x411/0x2000 [ 600.827694][ T10] inet6_addr_add+0x30e/0xa40 [ 600.827694][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 600.827694][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.827694][ T10] netlink_rcv_skb+0x130/0x360 [ 600.827694][ T10] netlink_unicast+0x449/0x710 [ 600.827694][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.827694][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.827694][ T10] ___sys_sendmsg+0xee/0x170 [ 600.827694][ T10] __sys_sendmsg+0xcd/0x170 [ 600.827694][ T10] do_syscall_64+0xc6/0x1e0 [ 600.827694][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.827694][ T10] [ 600.829802][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 600.829802][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 600.829802][ T10] ipv6_find_idev+0x102/0x170 [ 600.829802][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.829802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.829802][ T10] netlink_rcv_skb+0x130/0x360 [ 600.829802][ T10] netlink_unicast+0x449/0x710 [ 600.829802][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.829802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.829802][ T10] ___sys_sendmsg+0xee/0x170 [ 600.829802][ T10] __sys_sendmsg+0xcd/0x170 [ 600.829802][ T10] do_syscall_64+0xc6/0x1e0 [ 600.829802][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.829802][ T10] [ 600.831631][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 600.831631][ T10] neigh_parms_alloc+0x1e5/0x510 [ 600.831631][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 600.831631][ T10] ipv6_find_idev+0x102/0x170 [ 600.831631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 600.831631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 600.831631][ T10] netlink_rcv_skb+0x130/0x360 [ 600.831631][ T10] netlink_unicast+0x449/0x710 [ 600.831631][ T10] netlink_sendmsg+0x723/0xbe0 [ 600.831631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 600.831631][ T10] ___sys_sendmsg+0xee/0x170 [ 600.831631][ T10] __sys_sendmsg+0xcd/0x170 [ 600.831631][ T10] do_syscall_64+0xc6/0x1e0 [ 600.831631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 600.831631][ T10] [ 604.021035][ T4155] br0: port 1(vx0) entered blocking state [ 604.021306][ T4155] br0: port 1(vx0) entered disabled state [ 604.021489][ T4155] vx0: entered allmulticast mode [ 604.022708][ T4155] vx0: entered promiscuous mode [ 604.024570][ T4155] br0: port 1(vx0) entered blocking state [ 604.024741][ T4155] br0: port 1(vx0) entered forwarding state [ 610.934892][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 610.935305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.935305][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 610.935305][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 610.935305][ T10] fib6_nh_init+0xa22/0x1580 [ 610.935305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.935305][ T10] ip6_route_add+0x1c/0x140 [ 610.935305][ T10] inet6_rtm_newroute+0x104/0x110 [ 610.935305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.935305][ T10] netlink_rcv_skb+0x130/0x360 [ 610.935305][ T10] netlink_unicast+0x449/0x710 [ 610.935305][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.935305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.935305][ T10] ___sys_sendmsg+0xee/0x170 [ 610.935305][ T10] __sys_sendmsg+0xcd/0x170 [ 610.935305][ T10] do_syscall_64+0xc6/0x1e0 [ 610.935305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.935305][ T10] [ 610.937485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.937485][ T10] dst_init+0x84/0x4a0 [ 610.937485][ T10] dst_alloc+0x97/0x150 [ 610.937485][ T10] ip6_dst_alloc+0x23/0x90 [ 610.937485][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 610.937485][ T10] ip6_pol_route+0x56f/0x840 [ 610.937485][ T10] fib6_rule_lookup+0x456/0x630 [ 610.937485][ T10] ip6_route_input+0x59c/0xa50 [ 610.937485][ T10] ipv6_rcv+0x397/0x810 [ 610.937485][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 610.937485][ T10] process_backlog+0x101/0x620 [ 610.937485][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 610.937485][ T10] net_rx_action+0x495/0xbe0 [ 610.937485][ T10] __do_softirq+0x1b5/0x7f6 [ 610.937485][ T10] [ 610.939187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.939187][ T10] netdev_get_by_index+0x5e/0x80 [ 610.939187][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.939187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.939187][ T10] addrconf_f6i_alloc+0x265/0x560 [ 610.939187][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 610.939187][ T10] addrconf_join_anycast+0x1c0/0x220 [ 610.939187][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 610.939187][ T10] addrconf_dad_completed+0x12b/0xe20 [ 610.939187][ T10] addrconf_dad_begin+0x310/0x670 [ 610.939187][ T10] addrconf_dad_work+0x10b/0xab0 [ 610.939187][ T10] process_one_work+0x84d/0x18a0 [ 610.939187][ T10] worker_thread+0x587/0xd30 [ 610.939187][ T10] kthread+0x28a/0x350 [ 610.939187][ T10] ret_from_fork+0x31/0x70 [ 610.939187][ T10] ret_from_fork_asm+0x1a/0x30 [ 610.939187][ T10] [ 610.941206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.941206][ T10] netdev_get_by_index+0x5e/0x80 [ 610.941206][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.941206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.941206][ T10] ip6_route_add+0x1c/0x140 [ 610.941206][ T10] addrconf_prefix_route+0x2a6/0x430 [ 610.941206][ T10] inet6_addr_add+0x4f8/0xa40 [ 610.941206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.941206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.941206][ T10] netlink_rcv_skb+0x130/0x360 [ 610.941206][ T10] netlink_unicast+0x449/0x710 [ 610.941206][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.941206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.941206][ T10] ___sys_sendmsg+0xee/0x170 [ 610.941206][ T10] __sys_sendmsg+0xcd/0x170 [ 610.941206][ T10] do_syscall_64+0xc6/0x1e0 [ 610.941206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.941206][ T10] [ 610.943253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.943253][ T10] netdev_get_by_index+0x5e/0x80 [ 610.943253][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.943253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.943253][ T10] addrconf_f6i_alloc+0x315/0x560 [ 610.943253][ T10] ipv6_add_addr+0x411/0x2000 [ 610.943253][ T10] inet6_addr_add+0x30e/0xa40 [ 610.943253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.943253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.943253][ T10] netlink_rcv_skb+0x130/0x360 [ 610.943253][ T10] netlink_unicast+0x449/0x710 [ 610.943253][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.943253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.943253][ T10] ___sys_sendmsg+0xee/0x170 [ 610.943253][ T10] __sys_sendmsg+0xcd/0x170 [ 610.943253][ T10] do_syscall_64+0xc6/0x1e0 [ 610.943253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.943253][ T10] [ 610.945275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.945275][ T10] netdev_get_by_index+0x5e/0x80 [ 610.945275][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.945275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.945275][ T10] ip6_route_add+0x1c/0x140 [ 610.945275][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 610.945275][ T10] addrconf_add_dev+0xe2/0x170 [ 610.945275][ T10] inet6_addr_add+0x12f/0xa40 [ 610.945275][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.945275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.945275][ T10] netlink_rcv_skb+0x130/0x360 [ 610.945275][ T10] netlink_unicast+0x449/0x710 [ 610.945275][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.945275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.945275][ T10] ___sys_sendmsg+0xee/0x170 [ 610.945275][ T10] __sys_sendmsg+0xcd/0x170 [ 610.945275][ T10] do_syscall_64+0xc6/0x1e0 [ 610.945275][ T10] [ 610.947360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.947360][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 610.947360][ T10] ipv6_find_idev+0x102/0x170 [ 610.947360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.947360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.947360][ T10] netlink_rcv_skb+0x130/0x360 [ 610.947360][ T10] netlink_unicast+0x449/0x710 [ 610.947360][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.947360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.947360][ T10] ___sys_sendmsg+0xee/0x170 [ 610.947360][ T10] __sys_sendmsg+0xcd/0x170 [ 610.947360][ T10] do_syscall_64+0xc6/0x1e0 [ 610.947360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.947360][ T10] [ 610.948930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 610.948930][ T10] neigh_parms_alloc+0x1e5/0x510 [ 610.948930][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 610.948930][ T10] ipv6_find_idev+0x102/0x170 [ 610.948930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.948930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.948930][ T10] netlink_rcv_skb+0x130/0x360 [ 610.948930][ T10] netlink_unicast+0x449/0x710 [ 610.948930][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.948930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.948930][ T10] ___sys_sendmsg+0xee/0x170 [ 610.948930][ T10] __sys_sendmsg+0xcd/0x170 [ 610.948930][ T10] do_syscall_64+0xc6/0x1e0 [ 610.948930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.948930][ T10] [ 610.950666][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 610.950977][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 610.950977][ T10] dst_init+0x84/0x4a0 [ 610.950977][ T10] dst_alloc+0x97/0x150 [ 610.950977][ T10] ip6_dst_alloc+0x23/0x90 [ 610.950977][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 610.950977][ T10] ip6_pol_route+0x56f/0x840 [ 610.950977][ T10] fib6_rule_lookup+0x456/0x630 [ 610.950977][ T10] ip6_route_input+0x59c/0xa50 [ 610.950977][ T10] ipv6_rcv+0x397/0x810 [ 610.950977][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 610.950977][ T10] process_backlog+0x101/0x620 [ 610.950977][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 610.950977][ T10] net_rx_action+0x495/0xbe0 [ 610.950977][ T10] __do_softirq+0x1b5/0x7f6 [ 610.950977][ T10] [ 610.952658][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.952658][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 610.952658][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 610.952658][ T10] fib6_nh_init+0xa22/0x1580 [ 610.952658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.952658][ T10] ip6_route_add+0x1c/0x140 [ 610.952658][ T10] inet6_rtm_newroute+0x104/0x110 [ 610.952658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.952658][ T10] netlink_rcv_skb+0x130/0x360 [ 610.952658][ T10] netlink_unicast+0x449/0x710 [ 610.952658][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.952658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.952658][ T10] ___sys_sendmsg+0xee/0x170 [ 610.952658][ T10] __sys_sendmsg+0xcd/0x170 [ 610.952658][ T10] do_syscall_64+0xc6/0x1e0 [ 610.952658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.952658][ T10] [ 610.954564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.954564][ T10] netdev_get_by_index+0x5e/0x80 [ 610.954564][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.954564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.954564][ T10] addrconf_f6i_alloc+0x265/0x560 [ 610.954564][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 610.954564][ T10] addrconf_join_anycast+0x1c0/0x220 [ 610.954564][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 610.954564][ T10] addrconf_dad_completed+0x12b/0xe20 [ 610.954564][ T10] addrconf_dad_begin+0x310/0x670 [ 610.954564][ T10] addrconf_dad_work+0x10b/0xab0 [ 610.954564][ T10] process_one_work+0x84d/0x18a0 [ 610.954564][ T10] worker_thread+0x587/0xd30 [ 610.954564][ T10] kthread+0x28a/0x350 [ 610.954564][ T10] ret_from_fork+0x31/0x70 [ 610.954564][ T10] ret_from_fork_asm+0x1a/0x30 [ 610.954564][ T10] [ 610.956498][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.956498][ T10] netdev_get_by_index+0x5e/0x80 [ 610.956498][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.956498][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.956498][ T10] ip6_route_add+0x1c/0x140 [ 610.956498][ T10] addrconf_prefix_route+0x2a6/0x430 [ 610.956498][ T10] inet6_addr_add+0x4f8/0xa40 [ 610.956498][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.956498][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.956498][ T10] netlink_rcv_skb+0x130/0x360 [ 610.956498][ T10] netlink_unicast+0x449/0x710 [ 610.956498][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.956498][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.956498][ T10] ___sys_sendmsg+0xee/0x170 [ 610.956498][ T10] __sys_sendmsg+0xcd/0x170 [ 610.956498][ T10] do_syscall_64+0xc6/0x1e0 [ 610.956498][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.956498][ T10] [ 610.958530][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.958530][ T10] netdev_get_by_index+0x5e/0x80 [ 610.958530][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.958530][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.958530][ T10] addrconf_f6i_alloc+0x315/0x560 [ 610.958530][ T10] ipv6_add_addr+0x411/0x2000 [ 610.958530][ T10] inet6_addr_add+0x30e/0xa40 [ 610.958530][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.958530][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.958530][ T10] netlink_rcv_skb+0x130/0x360 [ 610.958530][ T10] netlink_unicast+0x449/0x710 [ 610.958530][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.958530][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.958530][ T10] ___sys_sendmsg+0xee/0x170 [ 610.958530][ T10] __sys_sendmsg+0xcd/0x170 [ 610.958530][ T10] do_syscall_64+0xc6/0x1e0 [ 610.958530][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.958530][ T10] [ 610.960542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.960542][ T10] netdev_get_by_index+0x5e/0x80 [ 610.960542][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.960542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.960542][ T10] ip6_route_add+0x1c/0x140 [ 610.960542][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 610.960542][ T10] addrconf_add_dev+0xe2/0x170 [ 610.960542][ T10] inet6_addr_add+0x12f/0xa40 [ 610.960542][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.960542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.960542][ T10] netlink_rcv_skb+0x130/0x360 [ 610.960542][ T10] netlink_unicast+0x449/0x710 [ 610.960542][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.960542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.960542][ T10] ___sys_sendmsg+0xee/0x170 [ 610.960542][ T10] __sys_sendmsg+0xcd/0x170 [ 610.960542][ T10] do_syscall_64+0xc6/0x1e0 [ 610.960542][ T10] [ 610.962729][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.962729][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 610.962729][ T10] ipv6_find_idev+0x102/0x170 [ 610.962729][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.962729][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.962729][ T10] netlink_rcv_skb+0x130/0x360 [ 610.962729][ T10] netlink_unicast+0x449/0x710 [ 610.962729][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.962729][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.962729][ T10] ___sys_sendmsg+0xee/0x170 [ 610.962729][ T10] __sys_sendmsg+0xcd/0x170 [ 610.962729][ T10] do_syscall_64+0xc6/0x1e0 [ 610.962729][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.962729][ T10] [ 610.964551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 610.964551][ T10] neigh_parms_alloc+0x1e5/0x510 [ 610.964551][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 610.964551][ T10] ipv6_find_idev+0x102/0x170 [ 610.964551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.964551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.964551][ T10] netlink_rcv_skb+0x130/0x360 [ 610.964551][ T10] netlink_unicast+0x449/0x710 [ 610.964551][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.964551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.964551][ T10] ___sys_sendmsg+0xee/0x170 [ 610.964551][ T10] __sys_sendmsg+0xcd/0x170 [ 610.964551][ T10] do_syscall_64+0xc6/0x1e0 [ 610.964551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.964551][ T10] [ 610.966459][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 610.966704][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 610.966704][ T10] netdev_get_by_index+0x5e/0x80 [ 610.966704][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.966704][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.966704][ T10] ip6_route_add+0x1c/0x140 [ 610.966704][ T10] addrconf_prefix_route+0x2a6/0x430 [ 610.966704][ T10] inet6_addr_add+0x4f8/0xa40 [ 610.966704][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.966704][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.966704][ T10] netlink_rcv_skb+0x130/0x360 [ 610.966704][ T10] netlink_unicast+0x449/0x710 [ 610.966704][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.966704][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.966704][ T10] ___sys_sendmsg+0xee/0x170 [ 610.966704][ T10] __sys_sendmsg+0xcd/0x170 [ 610.966704][ T10] do_syscall_64+0xc6/0x1e0 [ 610.966704][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.966704][ T10] [ 610.968971][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 610.968971][ T10] netdev_get_by_index+0x5e/0x80 [ 610.968971][ T10] fib6_nh_init+0x3d8/0x1580 [ 610.968971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 610.968971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 610.968971][ T10] ipv6_add_addr+0x411/0x2000 [ 610.968971][ T10] inet6_addr_add+0x30e/0xa40 [ 610.968971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 610.968971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.968971][ T10] netlink_rcv_skb+0x130/0x360 [ 610.968971][ T10] netlink_unicast+0x449/0x710 [ 610.968971][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.968971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.968971][ T10] ___sys_sendmsg+0xee/0x170 [ 610.968971][ T10] __sys_sendmsg+0xcd/0x170 [ 610.968971][ T10] do_syscall_64+0xc6/0x1e0 [ 610.968971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.968971][ T10] [ 610.971170][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 610.971170][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 610.971170][ T10] ipv6_find_idev+0x102/0x170 [ 610.971170][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.971170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.971170][ T10] netlink_rcv_skb+0x130/0x360 [ 610.971170][ T10] netlink_unicast+0x449/0x710 [ 610.971170][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.971170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.971170][ T10] ___sys_sendmsg+0xee/0x170 [ 610.971170][ T10] __sys_sendmsg+0xcd/0x170 [ 610.971170][ T10] do_syscall_64+0xc6/0x1e0 [ 610.971170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.971170][ T10] [ 610.973013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 610.973013][ T10] neigh_parms_alloc+0x1e5/0x510 [ 610.973013][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 610.973013][ T10] ipv6_find_idev+0x102/0x170 [ 610.973013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 610.973013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 610.973013][ T10] netlink_rcv_skb+0x130/0x360 [ 610.973013][ T10] netlink_unicast+0x449/0x710 [ 610.973013][ T10] netlink_sendmsg+0x723/0xbe0 [ 610.973013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 610.973013][ T10] ___sys_sendmsg+0xee/0x170 [ 610.973013][ T10] __sys_sendmsg+0xcd/0x170 [ 610.973013][ T10] do_syscall_64+0xc6/0x1e0 [ 610.973013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 610.973013][ T10] [ 615.827351][ T4214] veth0: renamed from veth1 [ 619.715823][ T4241] br0: port 1(vx0) entered blocking state [ 619.716082][ T4241] br0: port 1(vx0) entered disabled state [ 619.716256][ T4241] vx0: entered allmulticast mode [ 619.717457][ T4241] vx0: entered promiscuous mode [ 619.719369][ T4241] br0: port 1(vx0) entered blocking state [ 619.719537][ T4241] br0: port 1(vx0) entered forwarding state [ 621.095827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 621.096152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.096152][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 621.096152][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 621.096152][ T10] fib6_nh_init+0xa22/0x1580 [ 621.096152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.096152][ T10] ip6_route_add+0x1c/0x140 [ 621.096152][ T10] inet6_rtm_newroute+0x104/0x110 [ 621.096152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.096152][ T10] netlink_rcv_skb+0x130/0x360 [ 621.096152][ T10] netlink_unicast+0x449/0x710 [ 621.096152][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.096152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.096152][ T10] ___sys_sendmsg+0xee/0x170 [ 621.096152][ T10] __sys_sendmsg+0xcd/0x170 [ 621.096152][ T10] do_syscall_64+0xc6/0x1e0 [ 621.096152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.096152][ T10] [ 621.098111][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.098111][ T10] dst_init+0x84/0x4a0 [ 621.098111][ T10] dst_alloc+0x97/0x150 [ 621.098111][ T10] ip6_dst_alloc+0x23/0x90 [ 621.098111][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 621.098111][ T10] ip6_pol_route+0x56f/0x840 [ 621.098111][ T10] fib6_rule_lookup+0x456/0x630 [ 621.098111][ T10] ip6_route_input+0x59c/0xa50 [ 621.098111][ T10] ipv6_rcv+0x397/0x810 [ 621.098111][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 621.098111][ T10] process_backlog+0x101/0x620 [ 621.098111][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 621.098111][ T10] net_rx_action+0x495/0xbe0 [ 621.098111][ T10] __do_softirq+0x1b5/0x7f6 [ 621.098111][ T10] [ 621.099796][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.099796][ T10] netdev_get_by_index+0x5e/0x80 [ 621.099796][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.099796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.099796][ T10] addrconf_f6i_alloc+0x265/0x560 [ 621.099796][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 621.099796][ T10] addrconf_join_anycast+0x1c0/0x220 [ 621.099796][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 621.099796][ T10] addrconf_dad_completed+0x12b/0xe20 [ 621.099796][ T10] addrconf_dad_begin+0x310/0x670 [ 621.099796][ T10] addrconf_dad_work+0x10b/0xab0 [ 621.099796][ T10] process_one_work+0x84d/0x18a0 [ 621.099796][ T10] worker_thread+0x587/0xd30 [ 621.099796][ T10] kthread+0x28a/0x350 [ 621.099796][ T10] ret_from_fork+0x31/0x70 [ 621.099796][ T10] ret_from_fork_asm+0x1a/0x30 [ 621.099796][ T10] [ 621.101758][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.101758][ T10] netdev_get_by_index+0x5e/0x80 [ 621.101758][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.101758][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.101758][ T10] ip6_route_add+0x1c/0x140 [ 621.101758][ T10] addrconf_prefix_route+0x2a6/0x430 [ 621.101758][ T10] inet6_addr_add+0x4f8/0xa40 [ 621.101758][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.101758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.101758][ T10] netlink_rcv_skb+0x130/0x360 [ 621.101758][ T10] netlink_unicast+0x449/0x710 [ 621.101758][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.101758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.101758][ T10] ___sys_sendmsg+0xee/0x170 [ 621.101758][ T10] __sys_sendmsg+0xcd/0x170 [ 621.101758][ T10] do_syscall_64+0xc6/0x1e0 [ 621.101758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.101758][ T10] [ 621.103843][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.103843][ T10] netdev_get_by_index+0x5e/0x80 [ 621.103843][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.103843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.103843][ T10] addrconf_f6i_alloc+0x315/0x560 [ 621.103843][ T10] ipv6_add_addr+0x411/0x2000 [ 621.103843][ T10] inet6_addr_add+0x30e/0xa40 [ 621.103843][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.103843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.103843][ T10] netlink_rcv_skb+0x130/0x360 [ 621.103843][ T10] netlink_unicast+0x449/0x710 [ 621.103843][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.103843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.103843][ T10] ___sys_sendmsg+0xee/0x170 [ 621.103843][ T10] __sys_sendmsg+0xcd/0x170 [ 621.103843][ T10] do_syscall_64+0xc6/0x1e0 [ 621.103843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.103843][ T10] [ 621.105924][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.105924][ T10] netdev_get_by_index+0x5e/0x80 [ 621.105924][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.105924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.105924][ T10] ip6_route_add+0x1c/0x140 [ 621.105924][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 621.105924][ T10] addrconf_add_dev+0xe2/0x170 [ 621.105924][ T10] inet6_addr_add+0x12f/0xa40 [ 621.105924][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.105924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.105924][ T10] netlink_rcv_skb+0x130/0x360 [ 621.105924][ T10] netlink_unicast+0x449/0x710 [ 621.105924][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.105924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.105924][ T10] ___sys_sendmsg+0xee/0x170 [ 621.105924][ T10] __sys_sendmsg+0xcd/0x170 [ 621.105924][ T10] do_syscall_64+0xc6/0x1e0 [ 621.105924][ T10] [ 621.107938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.107938][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 621.107938][ T10] ipv6_find_idev+0x102/0x170 [ 621.107938][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.107938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.107938][ T10] netlink_rcv_skb+0x130/0x360 [ 621.107938][ T10] netlink_unicast+0x449/0x710 [ 621.107938][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.107938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.107938][ T10] ___sys_sendmsg+0xee/0x170 [ 621.107938][ T10] __sys_sendmsg+0xcd/0x170 [ 621.107938][ T10] do_syscall_64+0xc6/0x1e0 [ 621.107938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.107938][ T10] [ 621.109521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 621.109521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 621.109521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 621.109521][ T10] ipv6_find_idev+0x102/0x170 [ 621.109521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.109521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.109521][ T10] netlink_rcv_skb+0x130/0x360 [ 621.109521][ T10] netlink_unicast+0x449/0x710 [ 621.109521][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.109521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.109521][ T10] ___sys_sendmsg+0xee/0x170 [ 621.109521][ T10] __sys_sendmsg+0xcd/0x170 [ 621.109521][ T10] do_syscall_64+0xc6/0x1e0 [ 621.109521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.109521][ T10] [ 621.111847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 621.112148][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 621.112148][ T10] dst_init+0x84/0x4a0 [ 621.112148][ T10] dst_alloc+0x97/0x150 [ 621.112148][ T10] ip6_dst_alloc+0x23/0x90 [ 621.112148][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 621.112148][ T10] ip6_pol_route+0x56f/0x840 [ 621.112148][ T10] fib6_rule_lookup+0x456/0x630 [ 621.112148][ T10] ip6_route_input+0x59c/0xa50 [ 621.112148][ T10] ipv6_rcv+0x397/0x810 [ 621.112148][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 621.112148][ T10] process_backlog+0x101/0x620 [ 621.112148][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 621.112148][ T10] net_rx_action+0x495/0xbe0 [ 621.112148][ T10] __do_softirq+0x1b5/0x7f6 [ 621.112148][ T10] [ 621.113833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.113833][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 621.113833][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 621.113833][ T10] fib6_nh_init+0xa22/0x1580 [ 621.113833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.113833][ T10] ip6_route_add+0x1c/0x140 [ 621.113833][ T10] inet6_rtm_newroute+0x104/0x110 [ 621.113833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.113833][ T10] netlink_rcv_skb+0x130/0x360 [ 621.113833][ T10] netlink_unicast+0x449/0x710 [ 621.113833][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.113833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.113833][ T10] ___sys_sendmsg+0xee/0x170 [ 621.113833][ T10] __sys_sendmsg+0xcd/0x170 [ 621.113833][ T10] do_syscall_64+0xc6/0x1e0 [ 621.113833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.113833][ T10] [ 621.115765][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.115765][ T10] netdev_get_by_index+0x5e/0x80 [ 621.115765][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.115765][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.115765][ T10] addrconf_f6i_alloc+0x265/0x560 [ 621.115765][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 621.115765][ T10] addrconf_join_anycast+0x1c0/0x220 [ 621.115765][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 621.115765][ T10] addrconf_dad_completed+0x12b/0xe20 [ 621.115765][ T10] addrconf_dad_begin+0x310/0x670 [ 621.115765][ T10] addrconf_dad_work+0x10b/0xab0 [ 621.115765][ T10] process_one_work+0x84d/0x18a0 [ 621.115765][ T10] worker_thread+0x587/0xd30 [ 621.115765][ T10] kthread+0x28a/0x350 [ 621.115765][ T10] ret_from_fork+0x31/0x70 [ 621.115765][ T10] ret_from_fork_asm+0x1a/0x30 [ 621.115765][ T10] [ 621.117689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.117689][ T10] netdev_get_by_index+0x5e/0x80 [ 621.117689][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.117689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.117689][ T10] ip6_route_add+0x1c/0x140 [ 621.117689][ T10] addrconf_prefix_route+0x2a6/0x430 [ 621.117689][ T10] inet6_addr_add+0x4f8/0xa40 [ 621.117689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.117689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.117689][ T10] netlink_rcv_skb+0x130/0x360 [ 621.117689][ T10] netlink_unicast+0x449/0x710 [ 621.117689][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.117689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.117689][ T10] ___sys_sendmsg+0xee/0x170 [ 621.117689][ T10] __sys_sendmsg+0xcd/0x170 [ 621.117689][ T10] do_syscall_64+0xc6/0x1e0 [ 621.117689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.117689][ T10] [ 621.119705][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.119705][ T10] netdev_get_by_index+0x5e/0x80 [ 621.119705][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.119705][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.119705][ T10] addrconf_f6i_alloc+0x315/0x560 [ 621.119705][ T10] ipv6_add_addr+0x411/0x2000 [ 621.119705][ T10] inet6_addr_add+0x30e/0xa40 [ 621.119705][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.119705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.119705][ T10] netlink_rcv_skb+0x130/0x360 [ 621.119705][ T10] netlink_unicast+0x449/0x710 [ 621.119705][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.119705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.119705][ T10] ___sys_sendmsg+0xee/0x170 [ 621.119705][ T10] __sys_sendmsg+0xcd/0x170 [ 621.119705][ T10] do_syscall_64+0xc6/0x1e0 [ 621.119705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.119705][ T10] [ 621.121784][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.121784][ T10] netdev_get_by_index+0x5e/0x80 [ 621.121784][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.121784][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.121784][ T10] ip6_route_add+0x1c/0x140 [ 621.121784][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 621.121784][ T10] addrconf_add_dev+0xe2/0x170 [ 621.121784][ T10] inet6_addr_add+0x12f/0xa40 [ 621.121784][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.121784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.121784][ T10] netlink_rcv_skb+0x130/0x360 [ 621.121784][ T10] netlink_unicast+0x449/0x710 [ 621.121784][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.121784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.121784][ T10] ___sys_sendmsg+0xee/0x170 [ 621.121784][ T10] __sys_sendmsg+0xcd/0x170 [ 621.121784][ T10] do_syscall_64+0xc6/0x1e0 [ 621.121784][ T10] [ 621.123829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.123829][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 621.123829][ T10] ipv6_find_idev+0x102/0x170 [ 621.123829][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.123829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.123829][ T10] netlink_rcv_skb+0x130/0x360 [ 621.123829][ T10] netlink_unicast+0x449/0x710 [ 621.123829][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.123829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.123829][ T10] ___sys_sendmsg+0xee/0x170 [ 621.123829][ T10] __sys_sendmsg+0xcd/0x170 [ 621.123829][ T10] do_syscall_64+0xc6/0x1e0 [ 621.123829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.123829][ T10] [ 621.125417][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 621.125417][ T10] neigh_parms_alloc+0x1e5/0x510 [ 621.125417][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 621.125417][ T10] ipv6_find_idev+0x102/0x170 [ 621.125417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.125417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.125417][ T10] netlink_rcv_skb+0x130/0x360 [ 621.125417][ T10] netlink_unicast+0x449/0x710 [ 621.125417][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.125417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.125417][ T10] ___sys_sendmsg+0xee/0x170 [ 621.125417][ T10] __sys_sendmsg+0xcd/0x170 [ 621.125417][ T10] do_syscall_64+0xc6/0x1e0 [ 621.125417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.125417][ T10] [ 621.127156][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 621.127409][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 621.127409][ T10] netdev_get_by_index+0x5e/0x80 [ 621.127409][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.127409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.127409][ T10] ip6_route_add+0x1c/0x140 [ 621.127409][ T10] addrconf_prefix_route+0x2a6/0x430 [ 621.127409][ T10] inet6_addr_add+0x4f8/0xa40 [ 621.127409][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.127409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.127409][ T10] netlink_rcv_skb+0x130/0x360 [ 621.127409][ T10] netlink_unicast+0x449/0x710 [ 621.127409][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.127409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.127409][ T10] ___sys_sendmsg+0xee/0x170 [ 621.127409][ T10] __sys_sendmsg+0xcd/0x170 [ 621.127409][ T10] do_syscall_64+0xc6/0x1e0 [ 621.127409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.127409][ T10] [ 621.129580][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 621.129580][ T10] netdev_get_by_index+0x5e/0x80 [ 621.129580][ T10] fib6_nh_init+0x3d8/0x1580 [ 621.129580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 621.129580][ T10] addrconf_f6i_alloc+0x315/0x560 [ 621.129580][ T10] ipv6_add_addr+0x411/0x2000 [ 621.129580][ T10] inet6_addr_add+0x30e/0xa40 [ 621.129580][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 621.129580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.129580][ T10] netlink_rcv_skb+0x130/0x360 [ 621.129580][ T10] netlink_unicast+0x449/0x710 [ 621.129580][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.129580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.129580][ T10] ___sys_sendmsg+0xee/0x170 [ 621.129580][ T10] __sys_sendmsg+0xcd/0x170 [ 621.129580][ T10] do_syscall_64+0xc6/0x1e0 [ 621.129580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.129580][ T10] [ 621.131659][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 621.131659][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 621.131659][ T10] ipv6_find_idev+0x102/0x170 [ 621.131659][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.131659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.131659][ T10] netlink_rcv_skb+0x130/0x360 [ 621.131659][ T10] netlink_unicast+0x449/0x710 [ 621.131659][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.131659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.131659][ T10] ___sys_sendmsg+0xee/0x170 [ 621.131659][ T10] __sys_sendmsg+0xcd/0x170 [ 621.131659][ T10] do_syscall_64+0xc6/0x1e0 [ 621.131659][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.131659][ T10] [ 621.133255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 621.133255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 621.133255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 621.133255][ T10] ipv6_find_idev+0x102/0x170 [ 621.133255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 621.133255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 621.133255][ T10] netlink_rcv_skb+0x130/0x360 [ 621.133255][ T10] netlink_unicast+0x449/0x710 [ 621.133255][ T10] netlink_sendmsg+0x723/0xbe0 [ 621.133255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 621.133255][ T10] ___sys_sendmsg+0xee/0x170 [ 621.133255][ T10] __sys_sendmsg+0xcd/0x170 [ 621.133255][ T10] do_syscall_64+0xc6/0x1e0 [ 621.133255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 621.133255][ T10] [ 625.066846][ T4271] br0: port 1(vx0) entered blocking state [ 625.067162][ T4271] br0: port 1(vx0) entered disabled state [ 625.067346][ T4271] vx0: entered allmulticast mode [ 625.068549][ T4271] vx0: entered promiscuous mode [ 625.070445][ T4271] br0: port 1(vx0) entered blocking state [ 625.070621][ T4271] br0: port 1(vx0) entered forwarding state [ 629.103280][ T4302] veth0: renamed from veth1 [ 631.262847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 631.263256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.263256][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 631.263256][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 631.263256][ T10] fib6_nh_init+0xa22/0x1580 [ 631.263256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.263256][ T10] ip6_route_add+0x1c/0x140 [ 631.263256][ T10] inet6_rtm_newroute+0x104/0x110 [ 631.263256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.263256][ T10] netlink_rcv_skb+0x130/0x360 [ 631.263256][ T10] netlink_unicast+0x449/0x710 [ 631.263256][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.263256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.263256][ T10] ___sys_sendmsg+0xee/0x170 [ 631.263256][ T10] __sys_sendmsg+0xcd/0x170 [ 631.263256][ T10] do_syscall_64+0xc6/0x1e0 [ 631.263256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.263256][ T10] [ 631.265733][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.265733][ T10] dst_init+0x84/0x4a0 [ 631.265733][ T10] dst_alloc+0x97/0x150 [ 631.265733][ T10] ip6_dst_alloc+0x23/0x90 [ 631.265733][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 631.265733][ T10] ip6_pol_route+0x56f/0x840 [ 631.265733][ T10] fib6_rule_lookup+0x456/0x630 [ 631.265733][ T10] ip6_route_input+0x59c/0xa50 [ 631.265733][ T10] ipv6_rcv+0x397/0x810 [ 631.265733][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 631.265733][ T10] process_backlog+0x101/0x620 [ 631.265733][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 631.265733][ T10] net_rx_action+0x495/0xbe0 [ 631.265733][ T10] __do_softirq+0x1b5/0x7f6 [ 631.265733][ T10] [ 631.267880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.267880][ T10] netdev_get_by_index+0x5e/0x80 [ 631.267880][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.267880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.267880][ T10] addrconf_f6i_alloc+0x265/0x560 [ 631.267880][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 631.267880][ T10] addrconf_join_anycast+0x1c0/0x220 [ 631.267880][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 631.267880][ T10] addrconf_dad_completed+0x12b/0xe20 [ 631.267880][ T10] addrconf_dad_begin+0x310/0x670 [ 631.267880][ T10] addrconf_dad_work+0x10b/0xab0 [ 631.267880][ T10] process_one_work+0x84d/0x18a0 [ 631.267880][ T10] worker_thread+0x587/0xd30 [ 631.267880][ T10] kthread+0x28a/0x350 [ 631.267880][ T10] ret_from_fork+0x31/0x70 [ 631.267880][ T10] ret_from_fork_asm+0x1a/0x30 [ 631.267880][ T10] [ 631.270415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.270415][ T10] netdev_get_by_index+0x5e/0x80 [ 631.270415][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.270415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.270415][ T10] ip6_route_add+0x1c/0x140 [ 631.270415][ T10] addrconf_prefix_route+0x2a6/0x430 [ 631.270415][ T10] inet6_addr_add+0x4f8/0xa40 [ 631.270415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.270415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.270415][ T10] netlink_rcv_skb+0x130/0x360 [ 631.270415][ T10] netlink_unicast+0x449/0x710 [ 631.270415][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.270415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.270415][ T10] ___sys_sendmsg+0xee/0x170 [ 631.270415][ T10] __sys_sendmsg+0xcd/0x170 [ 631.270415][ T10] do_syscall_64+0xc6/0x1e0 [ 631.270415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.270415][ T10] [ 631.272953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.272953][ T10] netdev_get_by_index+0x5e/0x80 [ 631.272953][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.272953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.272953][ T10] addrconf_f6i_alloc+0x315/0x560 [ 631.272953][ T10] ipv6_add_addr+0x411/0x2000 [ 631.272953][ T10] inet6_addr_add+0x30e/0xa40 [ 631.272953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.272953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.272953][ T10] netlink_rcv_skb+0x130/0x360 [ 631.272953][ T10] netlink_unicast+0x449/0x710 [ 631.272953][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.272953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.272953][ T10] ___sys_sendmsg+0xee/0x170 [ 631.272953][ T10] __sys_sendmsg+0xcd/0x170 [ 631.272953][ T10] do_syscall_64+0xc6/0x1e0 [ 631.272953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.272953][ T10] [ 631.275452][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.275452][ T10] netdev_get_by_index+0x5e/0x80 [ 631.275452][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.275452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.275452][ T10] ip6_route_add+0x1c/0x140 [ 631.275452][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 631.275452][ T10] addrconf_add_dev+0xe2/0x170 [ 631.275452][ T10] inet6_addr_add+0x12f/0xa40 [ 631.275452][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.275452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.275452][ T10] netlink_rcv_skb+0x130/0x360 [ 631.275452][ T10] netlink_unicast+0x449/0x710 [ 631.275452][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.275452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.275452][ T10] ___sys_sendmsg+0xee/0x170 [ 631.275452][ T10] __sys_sendmsg+0xcd/0x170 [ 631.275452][ T10] do_syscall_64+0xc6/0x1e0 [ 631.275452][ T10] [ 631.278044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.278044][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 631.278044][ T10] ipv6_find_idev+0x102/0x170 [ 631.278044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.278044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.278044][ T10] netlink_rcv_skb+0x130/0x360 [ 631.278044][ T10] netlink_unicast+0x449/0x710 [ 631.278044][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.278044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.278044][ T10] ___sys_sendmsg+0xee/0x170 [ 631.278044][ T10] __sys_sendmsg+0xcd/0x170 [ 631.278044][ T10] do_syscall_64+0xc6/0x1e0 [ 631.278044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.278044][ T10] [ 631.280065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 631.280065][ T10] neigh_parms_alloc+0x1e5/0x510 [ 631.280065][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 631.280065][ T10] ipv6_find_idev+0x102/0x170 [ 631.280065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.280065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.280065][ T10] netlink_rcv_skb+0x130/0x360 [ 631.280065][ T10] netlink_unicast+0x449/0x710 [ 631.280065][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.280065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.280065][ T10] ___sys_sendmsg+0xee/0x170 [ 631.280065][ T10] __sys_sendmsg+0xcd/0x170 [ 631.280065][ T10] do_syscall_64+0xc6/0x1e0 [ 631.280065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.280065][ T10] [ 631.282613][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 631.282996][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 631.282996][ T10] dst_init+0x84/0x4a0 [ 631.282996][ T10] dst_alloc+0x97/0x150 [ 631.282996][ T10] ip6_dst_alloc+0x23/0x90 [ 631.282996][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 631.282996][ T10] ip6_pol_route+0x56f/0x840 [ 631.282996][ T10] fib6_rule_lookup+0x456/0x630 [ 631.282996][ T10] ip6_route_input+0x59c/0xa50 [ 631.282996][ T10] ipv6_rcv+0x397/0x810 [ 631.282996][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 631.282996][ T10] process_backlog+0x101/0x620 [ 631.282996][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 631.282996][ T10] net_rx_action+0x495/0xbe0 [ 631.282996][ T10] __do_softirq+0x1b5/0x7f6 [ 631.282996][ T10] [ 631.285387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.285387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 631.285387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 631.285387][ T10] fib6_nh_init+0xa22/0x1580 [ 631.285387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.285387][ T10] ip6_route_add+0x1c/0x140 [ 631.285387][ T10] inet6_rtm_newroute+0x104/0x110 [ 631.285387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.285387][ T10] netlink_rcv_skb+0x130/0x360 [ 631.285387][ T10] netlink_unicast+0x449/0x710 [ 631.285387][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.285387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.285387][ T10] ___sys_sendmsg+0xee/0x170 [ 631.285387][ T10] __sys_sendmsg+0xcd/0x170 [ 631.285387][ T10] do_syscall_64+0xc6/0x1e0 [ 631.285387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.285387][ T10] [ 631.288074][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.288074][ T10] netdev_get_by_index+0x5e/0x80 [ 631.288074][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.288074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.288074][ T10] addrconf_f6i_alloc+0x265/0x560 [ 631.288074][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 631.288074][ T10] addrconf_join_anycast+0x1c0/0x220 [ 631.288074][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 631.288074][ T10] addrconf_dad_completed+0x12b/0xe20 [ 631.288074][ T10] addrconf_dad_begin+0x310/0x670 [ 631.288074][ T10] addrconf_dad_work+0x10b/0xab0 [ 631.288074][ T10] process_one_work+0x84d/0x18a0 [ 631.288074][ T10] worker_thread+0x587/0xd30 [ 631.288074][ T10] kthread+0x28a/0x350 [ 631.288074][ T10] ret_from_fork+0x31/0x70 [ 631.288074][ T10] ret_from_fork_asm+0x1a/0x30 [ 631.288074][ T10] [ 631.290875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.290875][ T10] netdev_get_by_index+0x5e/0x80 [ 631.290875][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.290875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.290875][ T10] ip6_route_add+0x1c/0x140 [ 631.290875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 631.290875][ T10] inet6_addr_add+0x4f8/0xa40 [ 631.290875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.290875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.290875][ T10] netlink_rcv_skb+0x130/0x360 [ 631.290875][ T10] netlink_unicast+0x449/0x710 [ 631.290875][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.290875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.290875][ T10] ___sys_sendmsg+0xee/0x170 [ 631.290875][ T10] __sys_sendmsg+0xcd/0x170 [ 631.290875][ T10] do_syscall_64+0xc6/0x1e0 [ 631.290875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.290875][ T10] [ 631.293635][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.293635][ T10] netdev_get_by_index+0x5e/0x80 [ 631.293635][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.293635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.293635][ T10] addrconf_f6i_alloc+0x315/0x560 [ 631.293635][ T10] ipv6_add_addr+0x411/0x2000 [ 631.293635][ T10] inet6_addr_add+0x30e/0xa40 [ 631.293635][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.293635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.293635][ T10] netlink_rcv_skb+0x130/0x360 [ 631.293635][ T10] netlink_unicast+0x449/0x710 [ 631.293635][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.293635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.293635][ T10] ___sys_sendmsg+0xee/0x170 [ 631.293635][ T10] __sys_sendmsg+0xcd/0x170 [ 631.293635][ T10] do_syscall_64+0xc6/0x1e0 [ 631.293635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.293635][ T10] [ 631.296470][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.296470][ T10] netdev_get_by_index+0x5e/0x80 [ 631.296470][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.296470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.296470][ T10] ip6_route_add+0x1c/0x140 [ 631.296470][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 631.296470][ T10] addrconf_add_dev+0xe2/0x170 [ 631.296470][ T10] inet6_addr_add+0x12f/0xa40 [ 631.296470][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.296470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.296470][ T10] netlink_rcv_skb+0x130/0x360 [ 631.296470][ T10] netlink_unicast+0x449/0x710 [ 631.296470][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.296470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.296470][ T10] ___sys_sendmsg+0xee/0x170 [ 631.296470][ T10] __sys_sendmsg+0xcd/0x170 [ 631.296470][ T10] do_syscall_64+0xc6/0x1e0 [ 631.296470][ T10] [ 631.299331][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.299331][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 631.299331][ T10] ipv6_find_idev+0x102/0x170 [ 631.299331][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.299331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.299331][ T10] netlink_rcv_skb+0x130/0x360 [ 631.299331][ T10] netlink_unicast+0x449/0x710 [ 631.299331][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.299331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.299331][ T10] ___sys_sendmsg+0xee/0x170 [ 631.299331][ T10] __sys_sendmsg+0xcd/0x170 [ 631.299331][ T10] do_syscall_64+0xc6/0x1e0 [ 631.299331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.299331][ T10] [ 631.301490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 631.301490][ T10] neigh_parms_alloc+0x1e5/0x510 [ 631.301490][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 631.301490][ T10] ipv6_find_idev+0x102/0x170 [ 631.301490][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.301490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.301490][ T10] netlink_rcv_skb+0x130/0x360 [ 631.301490][ T10] netlink_unicast+0x449/0x710 [ 631.301490][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.301490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.301490][ T10] ___sys_sendmsg+0xee/0x170 [ 631.301490][ T10] __sys_sendmsg+0xcd/0x170 [ 631.301490][ T10] do_syscall_64+0xc6/0x1e0 [ 631.301490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.301490][ T10] [ 631.303878][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 631.304310][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 631.304310][ T10] netdev_get_by_index+0x5e/0x80 [ 631.304310][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.304310][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.304310][ T10] ip6_route_add+0x1c/0x140 [ 631.304310][ T10] addrconf_prefix_route+0x2a6/0x430 [ 631.304310][ T10] inet6_addr_add+0x4f8/0xa40 [ 631.304310][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.304310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.304310][ T10] netlink_rcv_skb+0x130/0x360 [ 631.304310][ T10] netlink_unicast+0x449/0x710 [ 631.304310][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.304310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.304310][ T10] ___sys_sendmsg+0xee/0x170 [ 631.304310][ T10] __sys_sendmsg+0xcd/0x170 [ 631.304310][ T10] do_syscall_64+0xc6/0x1e0 [ 631.304310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.304310][ T10] [ 631.306833][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 631.306833][ T10] netdev_get_by_index+0x5e/0x80 [ 631.306833][ T10] fib6_nh_init+0x3d8/0x1580 [ 631.306833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 631.306833][ T10] addrconf_f6i_alloc+0x315/0x560 [ 631.306833][ T10] ipv6_add_addr+0x411/0x2000 [ 631.306833][ T10] inet6_addr_add+0x30e/0xa40 [ 631.306833][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 631.306833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.306833][ T10] netlink_rcv_skb+0x130/0x360 [ 631.306833][ T10] netlink_unicast+0x449/0x710 [ 631.306833][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.306833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.306833][ T10] ___sys_sendmsg+0xee/0x170 [ 631.306833][ T10] __sys_sendmsg+0xcd/0x170 [ 631.306833][ T10] do_syscall_64+0xc6/0x1e0 [ 631.306833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.306833][ T10] [ 631.309452][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 631.309452][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 631.309452][ T10] ipv6_find_idev+0x102/0x170 [ 631.309452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.309452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.309452][ T10] netlink_rcv_skb+0x130/0x360 [ 631.309452][ T10] netlink_unicast+0x449/0x710 [ 631.309452][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.309452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.309452][ T10] ___sys_sendmsg+0xee/0x170 [ 631.309452][ T10] __sys_sendmsg+0xcd/0x170 [ 631.309452][ T10] do_syscall_64+0xc6/0x1e0 [ 631.309452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.309452][ T10] [ 631.311546][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 631.311546][ T10] neigh_parms_alloc+0x1e5/0x510 [ 631.311546][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 631.311546][ T10] ipv6_find_idev+0x102/0x170 [ 631.311546][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 631.311546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 631.311546][ T10] netlink_rcv_skb+0x130/0x360 [ 631.311546][ T10] netlink_unicast+0x449/0x710 [ 631.311546][ T10] netlink_sendmsg+0x723/0xbe0 [ 631.311546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 631.311546][ T10] ___sys_sendmsg+0xee/0x170 [ 631.311546][ T10] __sys_sendmsg+0xcd/0x170 [ 631.311546][ T10] do_syscall_64+0xc6/0x1e0 [ 631.311546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 631.311546][ T10] [ 632.995042][ T4329] br0: port 1(vx0) entered blocking state [ 632.995296][ T4329] br0: port 1(vx0) entered disabled state [ 632.995471][ T4329] vx0: entered allmulticast mode [ 632.996642][ T4329] vx0: entered promiscuous mode [ 632.999125][ T4329] br0: port 1(vx0) entered blocking state [ 632.999298][ T4329] br0: port 1(vx0) entered forwarding state [ 638.393781][ T4359] br0: port 1(vx0) entered blocking state [ 638.394067][ T4359] br0: port 1(vx0) entered disabled state [ 638.394251][ T4359] vx0: entered allmulticast mode [ 638.395477][ T4359] vx0: entered promiscuous mode [ 638.397775][ T4359] br0: port 1(vx0) entered blocking state [ 638.397960][ T4359] br0: port 1(vx0) entered forwarding state [ 641.454940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 641.455420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.455420][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 641.455420][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 641.455420][ T10] fib6_nh_init+0xa22/0x1580 [ 641.455420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.455420][ T10] ip6_route_add+0x1c/0x140 [ 641.455420][ T10] inet6_rtm_newroute+0x104/0x110 [ 641.455420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.455420][ T10] netlink_rcv_skb+0x130/0x360 [ 641.455420][ T10] netlink_unicast+0x449/0x710 [ 641.455420][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.455420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.455420][ T10] ___sys_sendmsg+0xee/0x170 [ 641.455420][ T10] __sys_sendmsg+0xcd/0x170 [ 641.455420][ T10] do_syscall_64+0xc6/0x1e0 [ 641.455420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.455420][ T10] [ 641.457619][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.457619][ T10] dst_init+0x84/0x4a0 [ 641.457619][ T10] dst_alloc+0x97/0x150 [ 641.457619][ T10] ip6_dst_alloc+0x23/0x90 [ 641.457619][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 641.457619][ T10] ip6_pol_route+0x56f/0x840 [ 641.457619][ T10] fib6_rule_lookup+0x456/0x630 [ 641.457619][ T10] ip6_route_input+0x59c/0xa50 [ 641.457619][ T10] ipv6_rcv+0x397/0x810 [ 641.457619][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 641.457619][ T10] process_backlog+0x101/0x620 [ 641.457619][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 641.457619][ T10] net_rx_action+0x495/0xbe0 [ 641.457619][ T10] __do_softirq+0x1b5/0x7f6 [ 641.457619][ T10] [ 641.459496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.459496][ T10] netdev_get_by_index+0x5e/0x80 [ 641.459496][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.459496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.459496][ T10] addrconf_f6i_alloc+0x265/0x560 [ 641.459496][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 641.459496][ T10] addrconf_join_anycast+0x1c0/0x220 [ 641.459496][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 641.459496][ T10] addrconf_dad_completed+0x12b/0xe20 [ 641.459496][ T10] addrconf_dad_begin+0x310/0x670 [ 641.459496][ T10] addrconf_dad_work+0x10b/0xab0 [ 641.459496][ T10] process_one_work+0x84d/0x18a0 [ 641.459496][ T10] worker_thread+0x587/0xd30 [ 641.459496][ T10] kthread+0x28a/0x350 [ 641.459496][ T10] ret_from_fork+0x31/0x70 [ 641.459496][ T10] ret_from_fork_asm+0x1a/0x30 [ 641.459496][ T10] [ 641.461649][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.461649][ T10] netdev_get_by_index+0x5e/0x80 [ 641.461649][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.461649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.461649][ T10] ip6_route_add+0x1c/0x140 [ 641.461649][ T10] addrconf_prefix_route+0x2a6/0x430 [ 641.461649][ T10] inet6_addr_add+0x4f8/0xa40 [ 641.461649][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.461649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.461649][ T10] netlink_rcv_skb+0x130/0x360 [ 641.461649][ T10] netlink_unicast+0x449/0x710 [ 641.461649][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.461649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.461649][ T10] ___sys_sendmsg+0xee/0x170 [ 641.461649][ T10] __sys_sendmsg+0xcd/0x170 [ 641.461649][ T10] do_syscall_64+0xc6/0x1e0 [ 641.461649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.461649][ T10] [ 641.463902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.463902][ T10] netdev_get_by_index+0x5e/0x80 [ 641.463902][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.463902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.463902][ T10] addrconf_f6i_alloc+0x315/0x560 [ 641.463902][ T10] ipv6_add_addr+0x411/0x2000 [ 641.463902][ T10] inet6_addr_add+0x30e/0xa40 [ 641.463902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.463902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.463902][ T10] netlink_rcv_skb+0x130/0x360 [ 641.463902][ T10] netlink_unicast+0x449/0x710 [ 641.463902][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.463902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.463902][ T10] ___sys_sendmsg+0xee/0x170 [ 641.463902][ T10] __sys_sendmsg+0xcd/0x170 [ 641.463902][ T10] do_syscall_64+0xc6/0x1e0 [ 641.463902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.463902][ T10] [ 641.466155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.466155][ T10] netdev_get_by_index+0x5e/0x80 [ 641.466155][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.466155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.466155][ T10] ip6_route_add+0x1c/0x140 [ 641.466155][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 641.466155][ T10] addrconf_add_dev+0xe2/0x170 [ 641.466155][ T10] inet6_addr_add+0x12f/0xa40 [ 641.466155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.466155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.466155][ T10] netlink_rcv_skb+0x130/0x360 [ 641.466155][ T10] netlink_unicast+0x449/0x710 [ 641.466155][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.466155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.466155][ T10] ___sys_sendmsg+0xee/0x170 [ 641.466155][ T10] __sys_sendmsg+0xcd/0x170 [ 641.466155][ T10] do_syscall_64+0xc6/0x1e0 [ 641.466155][ T10] [ 641.468342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.468342][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 641.468342][ T10] ipv6_find_idev+0x102/0x170 [ 641.468342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.468342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.468342][ T10] netlink_rcv_skb+0x130/0x360 [ 641.468342][ T10] netlink_unicast+0x449/0x710 [ 641.468342][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.468342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.468342][ T10] ___sys_sendmsg+0xee/0x170 [ 641.468342][ T10] __sys_sendmsg+0xcd/0x170 [ 641.468342][ T10] do_syscall_64+0xc6/0x1e0 [ 641.468342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.468342][ T10] [ 641.470060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 641.470060][ T10] neigh_parms_alloc+0x1e5/0x510 [ 641.470060][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 641.470060][ T10] ipv6_find_idev+0x102/0x170 [ 641.470060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.470060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.470060][ T10] netlink_rcv_skb+0x130/0x360 [ 641.470060][ T10] netlink_unicast+0x449/0x710 [ 641.470060][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.470060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.470060][ T10] ___sys_sendmsg+0xee/0x170 [ 641.470060][ T10] __sys_sendmsg+0xcd/0x170 [ 641.470060][ T10] do_syscall_64+0xc6/0x1e0 [ 641.470060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.470060][ T10] [ 641.471975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 641.472300][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 641.472300][ T10] dst_init+0x84/0x4a0 [ 641.472300][ T10] dst_alloc+0x97/0x150 [ 641.472300][ T10] ip6_dst_alloc+0x23/0x90 [ 641.472300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 641.472300][ T10] ip6_pol_route+0x56f/0x840 [ 641.472300][ T10] fib6_rule_lookup+0x456/0x630 [ 641.472300][ T10] ip6_route_input+0x59c/0xa50 [ 641.472300][ T10] ipv6_rcv+0x397/0x810 [ 641.472300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 641.472300][ T10] process_backlog+0x101/0x620 [ 641.472300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 641.472300][ T10] net_rx_action+0x495/0xbe0 [ 641.472300][ T10] __do_softirq+0x1b5/0x7f6 [ 641.472300][ T10] [ 641.474180][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.474180][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 641.474180][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 641.474180][ T10] fib6_nh_init+0xa22/0x1580 [ 641.474180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.474180][ T10] ip6_route_add+0x1c/0x140 [ 641.474180][ T10] inet6_rtm_newroute+0x104/0x110 [ 641.474180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.474180][ T10] netlink_rcv_skb+0x130/0x360 [ 641.474180][ T10] netlink_unicast+0x449/0x710 [ 641.474180][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.474180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.474180][ T10] ___sys_sendmsg+0xee/0x170 [ 641.474180][ T10] __sys_sendmsg+0xcd/0x170 [ 641.474180][ T10] do_syscall_64+0xc6/0x1e0 [ 641.474180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.474180][ T10] [ 641.476314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.476314][ T10] netdev_get_by_index+0x5e/0x80 [ 641.476314][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.476314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.476314][ T10] addrconf_f6i_alloc+0x265/0x560 [ 641.476314][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 641.476314][ T10] addrconf_join_anycast+0x1c0/0x220 [ 641.476314][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 641.476314][ T10] addrconf_dad_completed+0x12b/0xe20 [ 641.476314][ T10] addrconf_dad_begin+0x310/0x670 [ 641.476314][ T10] addrconf_dad_work+0x10b/0xab0 [ 641.476314][ T10] process_one_work+0x84d/0x18a0 [ 641.476314][ T10] worker_thread+0x587/0xd30 [ 641.476314][ T10] kthread+0x28a/0x350 [ 641.476314][ T10] ret_from_fork+0x31/0x70 [ 641.476314][ T10] ret_from_fork_asm+0x1a/0x30 [ 641.476314][ T10] [ 641.478471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.478471][ T10] netdev_get_by_index+0x5e/0x80 [ 641.478471][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.478471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.478471][ T10] ip6_route_add+0x1c/0x140 [ 641.478471][ T10] addrconf_prefix_route+0x2a6/0x430 [ 641.478471][ T10] inet6_addr_add+0x4f8/0xa40 [ 641.478471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.478471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.478471][ T10] netlink_rcv_skb+0x130/0x360 [ 641.478471][ T10] netlink_unicast+0x449/0x710 [ 641.478471][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.478471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.478471][ T10] ___sys_sendmsg+0xee/0x170 [ 641.478471][ T10] __sys_sendmsg+0xcd/0x170 [ 641.478471][ T10] do_syscall_64+0xc6/0x1e0 [ 641.478471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.478471][ T10] [ 641.480727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.480727][ T10] netdev_get_by_index+0x5e/0x80 [ 641.480727][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.480727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.480727][ T10] addrconf_f6i_alloc+0x315/0x560 [ 641.480727][ T10] ipv6_add_addr+0x411/0x2000 [ 641.480727][ T10] inet6_addr_add+0x30e/0xa40 [ 641.480727][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.480727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.480727][ T10] netlink_rcv_skb+0x130/0x360 [ 641.480727][ T10] netlink_unicast+0x449/0x710 [ 641.480727][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.480727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.480727][ T10] ___sys_sendmsg+0xee/0x170 [ 641.480727][ T10] __sys_sendmsg+0xcd/0x170 [ 641.480727][ T10] do_syscall_64+0xc6/0x1e0 [ 641.480727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.480727][ T10] [ 641.482993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.482993][ T10] netdev_get_by_index+0x5e/0x80 [ 641.482993][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.482993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.482993][ T10] ip6_route_add+0x1c/0x140 [ 641.482993][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 641.482993][ T10] addrconf_add_dev+0xe2/0x170 [ 641.482993][ T10] inet6_addr_add+0x12f/0xa40 [ 641.482993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.482993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.482993][ T10] netlink_rcv_skb+0x130/0x360 [ 641.482993][ T10] netlink_unicast+0x449/0x710 [ 641.482993][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.482993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.482993][ T10] ___sys_sendmsg+0xee/0x170 [ 641.482993][ T10] __sys_sendmsg+0xcd/0x170 [ 641.482993][ T10] do_syscall_64+0xc6/0x1e0 [ 641.482993][ T10] [ 641.485332][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.485332][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 641.485332][ T10] ipv6_find_idev+0x102/0x170 [ 641.485332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.485332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.485332][ T10] netlink_rcv_skb+0x130/0x360 [ 641.485332][ T10] netlink_unicast+0x449/0x710 [ 641.485332][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.485332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.485332][ T10] ___sys_sendmsg+0xee/0x170 [ 641.485332][ T10] __sys_sendmsg+0xcd/0x170 [ 641.485332][ T10] do_syscall_64+0xc6/0x1e0 [ 641.485332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.485332][ T10] [ 641.487244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 641.487244][ T10] neigh_parms_alloc+0x1e5/0x510 [ 641.487244][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 641.487244][ T10] ipv6_find_idev+0x102/0x170 [ 641.487244][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.487244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.487244][ T10] netlink_rcv_skb+0x130/0x360 [ 641.487244][ T10] netlink_unicast+0x449/0x710 [ 641.487244][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.487244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.487244][ T10] ___sys_sendmsg+0xee/0x170 [ 641.487244][ T10] __sys_sendmsg+0xcd/0x170 [ 641.487244][ T10] do_syscall_64+0xc6/0x1e0 [ 641.487244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.487244][ T10] [ 641.489376][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 641.489641][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 641.489641][ T10] netdev_get_by_index+0x5e/0x80 [ 641.489641][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.489641][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.489641][ T10] ip6_route_add+0x1c/0x140 [ 641.489641][ T10] addrconf_prefix_route+0x2a6/0x430 [ 641.489641][ T10] inet6_addr_add+0x4f8/0xa40 [ 641.489641][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.489641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.489641][ T10] netlink_rcv_skb+0x130/0x360 [ 641.489641][ T10] netlink_unicast+0x449/0x710 [ 641.489641][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.489641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.489641][ T10] ___sys_sendmsg+0xee/0x170 [ 641.489641][ T10] __sys_sendmsg+0xcd/0x170 [ 641.489641][ T10] do_syscall_64+0xc6/0x1e0 [ 641.489641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.489641][ T10] [ 641.492146][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 641.492146][ T10] netdev_get_by_index+0x5e/0x80 [ 641.492146][ T10] fib6_nh_init+0x3d8/0x1580 [ 641.492146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 641.492146][ T10] addrconf_f6i_alloc+0x315/0x560 [ 641.492146][ T10] ipv6_add_addr+0x411/0x2000 [ 641.492146][ T10] inet6_addr_add+0x30e/0xa40 [ 641.492146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 641.492146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.492146][ T10] netlink_rcv_skb+0x130/0x360 [ 641.492146][ T10] netlink_unicast+0x449/0x710 [ 641.492146][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.492146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.492146][ T10] ___sys_sendmsg+0xee/0x170 [ 641.492146][ T10] __sys_sendmsg+0xcd/0x170 [ 641.492146][ T10] do_syscall_64+0xc6/0x1e0 [ 641.492146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.492146][ T10] [ 641.494627][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 641.494627][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 641.494627][ T10] ipv6_find_idev+0x102/0x170 [ 641.494627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.494627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.494627][ T10] netlink_rcv_skb+0x130/0x360 [ 641.494627][ T10] netlink_unicast+0x449/0x710 [ 641.494627][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.494627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.494627][ T10] ___sys_sendmsg+0xee/0x170 [ 641.494627][ T10] __sys_sendmsg+0xcd/0x170 [ 641.494627][ T10] do_syscall_64+0xc6/0x1e0 [ 641.494627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.494627][ T10] [ 641.496490][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 641.496490][ T10] neigh_parms_alloc+0x1e5/0x510 [ 641.496490][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 641.496490][ T10] ipv6_find_idev+0x102/0x170 [ 641.496490][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 641.496490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 641.496490][ T10] netlink_rcv_skb+0x130/0x360 [ 641.496490][ T10] netlink_unicast+0x449/0x710 [ 641.496490][ T10] netlink_sendmsg+0x723/0xbe0 [ 641.496490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 641.496490][ T10] ___sys_sendmsg+0xee/0x170 [ 641.496490][ T10] __sys_sendmsg+0xcd/0x170 [ 641.496490][ T10] do_syscall_64+0xc6/0x1e0 [ 641.496490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 641.496490][ T10] [ 650.201289][ T4418] veth0: renamed from veth1 [ 651.559294][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 651.559643][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.559643][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 651.559643][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 651.559643][ T10] fib6_nh_init+0xa22/0x1580 [ 651.559643][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.559643][ T10] ip6_route_add+0x1c/0x140 [ 651.559643][ T10] inet6_rtm_newroute+0x104/0x110 [ 651.559643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.559643][ T10] netlink_rcv_skb+0x130/0x360 [ 651.559643][ T10] netlink_unicast+0x449/0x710 [ 651.559643][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.559643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.559643][ T10] ___sys_sendmsg+0xee/0x170 [ 651.559643][ T10] __sys_sendmsg+0xcd/0x170 [ 651.559643][ T10] do_syscall_64+0xc6/0x1e0 [ 651.559643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.559643][ T10] [ 651.561811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.561811][ T10] dst_init+0x84/0x4a0 [ 651.561811][ T10] dst_alloc+0x97/0x150 [ 651.561811][ T10] ip6_dst_alloc+0x23/0x90 [ 651.561811][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 651.561811][ T10] ip6_pol_route+0x56f/0x840 [ 651.561811][ T10] fib6_rule_lookup+0x456/0x630 [ 651.561811][ T10] ip6_route_input+0x59c/0xa50 [ 651.561811][ T10] ipv6_rcv+0x397/0x810 [ 651.561811][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 651.561811][ T10] process_backlog+0x101/0x620 [ 651.561811][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 651.561811][ T10] net_rx_action+0x495/0xbe0 [ 651.561811][ T10] __do_softirq+0x1b5/0x7f6 [ 651.561811][ T10] [ 651.563668][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.563668][ T10] netdev_get_by_index+0x5e/0x80 [ 651.563668][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.563668][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.563668][ T10] addrconf_f6i_alloc+0x265/0x560 [ 651.563668][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 651.563668][ T10] addrconf_join_anycast+0x1c0/0x220 [ 651.563668][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 651.563668][ T10] addrconf_dad_completed+0x12b/0xe20 [ 651.563668][ T10] addrconf_dad_begin+0x310/0x670 [ 651.563668][ T10] addrconf_dad_work+0x10b/0xab0 [ 651.563668][ T10] process_one_work+0x84d/0x18a0 [ 651.563668][ T10] worker_thread+0x587/0xd30 [ 651.563668][ T10] kthread+0x28a/0x350 [ 651.563668][ T10] ret_from_fork+0x31/0x70 [ 651.563668][ T10] ret_from_fork_asm+0x1a/0x30 [ 651.563668][ T10] [ 651.565775][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.565775][ T10] netdev_get_by_index+0x5e/0x80 [ 651.565775][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.565775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.565775][ T10] ip6_route_add+0x1c/0x140 [ 651.565775][ T10] addrconf_prefix_route+0x2a6/0x430 [ 651.565775][ T10] inet6_addr_add+0x4f8/0xa40 [ 651.565775][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.565775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.565775][ T10] netlink_rcv_skb+0x130/0x360 [ 651.565775][ T10] netlink_unicast+0x449/0x710 [ 651.565775][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.565775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.565775][ T10] ___sys_sendmsg+0xee/0x170 [ 651.565775][ T10] __sys_sendmsg+0xcd/0x170 [ 651.565775][ T10] do_syscall_64+0xc6/0x1e0 [ 651.565775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.565775][ T10] [ 651.568014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.568014][ T10] netdev_get_by_index+0x5e/0x80 [ 651.568014][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.568014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.568014][ T10] addrconf_f6i_alloc+0x315/0x560 [ 651.568014][ T10] ipv6_add_addr+0x411/0x2000 [ 651.568014][ T10] inet6_addr_add+0x30e/0xa40 [ 651.568014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.568014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.568014][ T10] netlink_rcv_skb+0x130/0x360 [ 651.568014][ T10] netlink_unicast+0x449/0x710 [ 651.568014][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.568014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.568014][ T10] ___sys_sendmsg+0xee/0x170 [ 651.568014][ T10] __sys_sendmsg+0xcd/0x170 [ 651.568014][ T10] do_syscall_64+0xc6/0x1e0 [ 651.568014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.568014][ T10] [ 651.570272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.570272][ T10] netdev_get_by_index+0x5e/0x80 [ 651.570272][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.570272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.570272][ T10] ip6_route_add+0x1c/0x140 [ 651.570272][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 651.570272][ T10] addrconf_add_dev+0xe2/0x170 [ 651.570272][ T10] inet6_addr_add+0x12f/0xa40 [ 651.570272][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.570272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.570272][ T10] netlink_rcv_skb+0x130/0x360 [ 651.570272][ T10] netlink_unicast+0x449/0x710 [ 651.570272][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.570272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.570272][ T10] ___sys_sendmsg+0xee/0x170 [ 651.570272][ T10] __sys_sendmsg+0xcd/0x170 [ 651.570272][ T10] do_syscall_64+0xc6/0x1e0 [ 651.570272][ T10] [ 651.572505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.572505][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 651.572505][ T10] ipv6_find_idev+0x102/0x170 [ 651.572505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.572505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.572505][ T10] netlink_rcv_skb+0x130/0x360 [ 651.572505][ T10] netlink_unicast+0x449/0x710 [ 651.572505][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.572505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.572505][ T10] ___sys_sendmsg+0xee/0x170 [ 651.572505][ T10] __sys_sendmsg+0xcd/0x170 [ 651.572505][ T10] do_syscall_64+0xc6/0x1e0 [ 651.572505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.572505][ T10] [ 651.574254][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 651.574254][ T10] neigh_parms_alloc+0x1e5/0x510 [ 651.574254][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 651.574254][ T10] ipv6_find_idev+0x102/0x170 [ 651.574254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.574254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.574254][ T10] netlink_rcv_skb+0x130/0x360 [ 651.574254][ T10] netlink_unicast+0x449/0x710 [ 651.574254][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.574254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.574254][ T10] ___sys_sendmsg+0xee/0x170 [ 651.574254][ T10] __sys_sendmsg+0xcd/0x170 [ 651.574254][ T10] do_syscall_64+0xc6/0x1e0 [ 651.574254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.574254][ T10] [ 651.576147][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 651.576456][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 651.576456][ T10] dst_init+0x84/0x4a0 [ 651.576456][ T10] dst_alloc+0x97/0x150 [ 651.576456][ T10] ip6_dst_alloc+0x23/0x90 [ 651.576456][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 651.576456][ T10] ip6_pol_route+0x56f/0x840 [ 651.576456][ T10] fib6_rule_lookup+0x456/0x630 [ 651.576456][ T10] ip6_route_input+0x59c/0xa50 [ 651.576456][ T10] ipv6_rcv+0x397/0x810 [ 651.576456][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 651.576456][ T10] process_backlog+0x101/0x620 [ 651.576456][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 651.576456][ T10] net_rx_action+0x495/0xbe0 [ 651.576456][ T10] __do_softirq+0x1b5/0x7f6 [ 651.576456][ T10] [ 651.578310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.578310][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 651.578310][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 651.578310][ T10] fib6_nh_init+0xa22/0x1580 [ 651.578310][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.578310][ T10] ip6_route_add+0x1c/0x140 [ 651.578310][ T10] inet6_rtm_newroute+0x104/0x110 [ 651.578310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.578310][ T10] netlink_rcv_skb+0x130/0x360 [ 651.578310][ T10] netlink_unicast+0x449/0x710 [ 651.578310][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.578310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.578310][ T10] ___sys_sendmsg+0xee/0x170 [ 651.578310][ T10] __sys_sendmsg+0xcd/0x170 [ 651.578310][ T10] do_syscall_64+0xc6/0x1e0 [ 651.578310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.578310][ T10] [ 651.580569][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.580569][ T10] netdev_get_by_index+0x5e/0x80 [ 651.580569][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.580569][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.580569][ T10] addrconf_f6i_alloc+0x265/0x560 [ 651.580569][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 651.580569][ T10] addrconf_join_anycast+0x1c0/0x220 [ 651.580569][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 651.580569][ T10] addrconf_dad_completed+0x12b/0xe20 [ 651.580569][ T10] addrconf_dad_begin+0x310/0x670 [ 651.580569][ T10] addrconf_dad_work+0x10b/0xab0 [ 651.580569][ T10] process_one_work+0x84d/0x18a0 [ 651.580569][ T10] worker_thread+0x587/0xd30 [ 651.580569][ T10] kthread+0x28a/0x350 [ 651.580569][ T10] ret_from_fork+0x31/0x70 [ 651.580569][ T10] ret_from_fork_asm+0x1a/0x30 [ 651.580569][ T10] [ 651.583045][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.583045][ T10] netdev_get_by_index+0x5e/0x80 [ 651.583045][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.583045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.583045][ T10] ip6_route_add+0x1c/0x140 [ 651.583045][ T10] addrconf_prefix_route+0x2a6/0x430 [ 651.583045][ T10] inet6_addr_add+0x4f8/0xa40 [ 651.583045][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.583045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.583045][ T10] netlink_rcv_skb+0x130/0x360 [ 651.583045][ T10] netlink_unicast+0x449/0x710 [ 651.583045][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.583045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.583045][ T10] ___sys_sendmsg+0xee/0x170 [ 651.583045][ T10] __sys_sendmsg+0xcd/0x170 [ 651.583045][ T10] do_syscall_64+0xc6/0x1e0 [ 651.583045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.583045][ T10] [ 651.585488][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.585488][ T10] netdev_get_by_index+0x5e/0x80 [ 651.585488][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.585488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.585488][ T10] addrconf_f6i_alloc+0x315/0x560 [ 651.585488][ T10] ipv6_add_addr+0x411/0x2000 [ 651.585488][ T10] inet6_addr_add+0x30e/0xa40 [ 651.585488][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.585488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.585488][ T10] netlink_rcv_skb+0x130/0x360 [ 651.585488][ T10] netlink_unicast+0x449/0x710 [ 651.585488][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.585488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.585488][ T10] ___sys_sendmsg+0xee/0x170 [ 651.585488][ T10] __sys_sendmsg+0xcd/0x170 [ 651.585488][ T10] do_syscall_64+0xc6/0x1e0 [ 651.585488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.585488][ T10] [ 651.587942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.587942][ T10] netdev_get_by_index+0x5e/0x80 [ 651.587942][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.587942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.587942][ T10] ip6_route_add+0x1c/0x140 [ 651.587942][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 651.587942][ T10] addrconf_add_dev+0xe2/0x170 [ 651.587942][ T10] inet6_addr_add+0x12f/0xa40 [ 651.587942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.587942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.587942][ T10] netlink_rcv_skb+0x130/0x360 [ 651.587942][ T10] netlink_unicast+0x449/0x710 [ 651.587942][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.587942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.587942][ T10] ___sys_sendmsg+0xee/0x170 [ 651.587942][ T10] __sys_sendmsg+0xcd/0x170 [ 651.587942][ T10] do_syscall_64+0xc6/0x1e0 [ 651.587942][ T10] [ 651.590419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.590419][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 651.590419][ T10] ipv6_find_idev+0x102/0x170 [ 651.590419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.590419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.590419][ T10] netlink_rcv_skb+0x130/0x360 [ 651.590419][ T10] netlink_unicast+0x449/0x710 [ 651.590419][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.590419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.590419][ T10] ___sys_sendmsg+0xee/0x170 [ 651.590419][ T10] __sys_sendmsg+0xcd/0x170 [ 651.590419][ T10] do_syscall_64+0xc6/0x1e0 [ 651.590419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.590419][ T10] [ 651.592357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 651.592357][ T10] neigh_parms_alloc+0x1e5/0x510 [ 651.592357][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 651.592357][ T10] ipv6_find_idev+0x102/0x170 [ 651.592357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.592357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.592357][ T10] netlink_rcv_skb+0x130/0x360 [ 651.592357][ T10] netlink_unicast+0x449/0x710 [ 651.592357][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.592357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.592357][ T10] ___sys_sendmsg+0xee/0x170 [ 651.592357][ T10] __sys_sendmsg+0xcd/0x170 [ 651.592357][ T10] do_syscall_64+0xc6/0x1e0 [ 651.592357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.592357][ T10] [ 651.594452][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 651.594780][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 651.594780][ T10] netdev_get_by_index+0x5e/0x80 [ 651.594780][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.594780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.594780][ T10] ip6_route_add+0x1c/0x140 [ 651.594780][ T10] addrconf_prefix_route+0x2a6/0x430 [ 651.594780][ T10] inet6_addr_add+0x4f8/0xa40 [ 651.594780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.594780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.594780][ T10] netlink_rcv_skb+0x130/0x360 [ 651.594780][ T10] netlink_unicast+0x449/0x710 [ 651.594780][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.594780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.594780][ T10] ___sys_sendmsg+0xee/0x170 [ 651.594780][ T10] __sys_sendmsg+0xcd/0x170 [ 651.594780][ T10] do_syscall_64+0xc6/0x1e0 [ 651.594780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.594780][ T10] [ 651.597051][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 651.597051][ T10] netdev_get_by_index+0x5e/0x80 [ 651.597051][ T10] fib6_nh_init+0x3d8/0x1580 [ 651.597051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 651.597051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 651.597051][ T10] ipv6_add_addr+0x411/0x2000 [ 651.597051][ T10] inet6_addr_add+0x30e/0xa40 [ 651.597051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 651.597051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.597051][ T10] netlink_rcv_skb+0x130/0x360 [ 651.597051][ T10] netlink_unicast+0x449/0x710 [ 651.597051][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.597051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.597051][ T10] ___sys_sendmsg+0xee/0x170 [ 651.597051][ T10] __sys_sendmsg+0xcd/0x170 [ 651.597051][ T10] do_syscall_64+0xc6/0x1e0 [ 651.597051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.597051][ T10] [ 651.599545][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 651.599545][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 651.599545][ T10] ipv6_find_idev+0x102/0x170 [ 651.599545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.599545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.599545][ T10] netlink_rcv_skb+0x130/0x360 [ 651.599545][ T10] netlink_unicast+0x449/0x710 [ 651.599545][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.599545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.599545][ T10] ___sys_sendmsg+0xee/0x170 [ 651.599545][ T10] __sys_sendmsg+0xcd/0x170 [ 651.599545][ T10] do_syscall_64+0xc6/0x1e0 [ 651.599545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.599545][ T10] [ 651.601414][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 651.601414][ T10] neigh_parms_alloc+0x1e5/0x510 [ 651.601414][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 651.601414][ T10] ipv6_find_idev+0x102/0x170 [ 651.601414][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 651.601414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 651.601414][ T10] netlink_rcv_skb+0x130/0x360 [ 651.601414][ T10] netlink_unicast+0x449/0x710 [ 651.601414][ T10] netlink_sendmsg+0x723/0xbe0 [ 651.601414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 651.601414][ T10] ___sys_sendmsg+0xee/0x170 [ 651.601414][ T10] __sys_sendmsg+0xcd/0x170 [ 651.601414][ T10] do_syscall_64+0xc6/0x1e0 [ 651.601414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 651.601414][ T10] [ 654.050437][ T4445] br0: port 1(vx0) entered blocking state [ 654.050699][ T4445] br0: port 1(vx0) entered disabled state [ 654.050889][ T4445] vx0: entered allmulticast mode [ 654.052089][ T4445] vx0: entered promiscuous mode [ 654.053947][ T4445] br0: port 1(vx0) entered blocking state [ 654.054125][ T4445] br0: port 1(vx0) entered forwarding state [ 659.298283][ T4475] br0: port 1(vx0) entered blocking state [ 659.298473][ T4475] br0: port 1(vx0) entered disabled state [ 659.298649][ T4475] vx0: entered allmulticast mode [ 659.299876][ T4475] vx0: entered promiscuous mode [ 659.301711][ T4475] br0: port 1(vx0) entered blocking state [ 659.301892][ T4475] br0: port 1(vx0) entered forwarding state [ 661.726867][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 661.727265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.727265][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 661.727265][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 661.727265][ T10] fib6_nh_init+0xa22/0x1580 [ 661.727265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.727265][ T10] ip6_route_add+0x1c/0x140 [ 661.727265][ T10] inet6_rtm_newroute+0x104/0x110 [ 661.727265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.727265][ T10] netlink_rcv_skb+0x130/0x360 [ 661.727265][ T10] netlink_unicast+0x449/0x710 [ 661.727265][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.727265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.727265][ T10] ___sys_sendmsg+0xee/0x170 [ 661.727265][ T10] __sys_sendmsg+0xcd/0x170 [ 661.727265][ T10] do_syscall_64+0xc6/0x1e0 [ 661.727265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.727265][ T10] [ 661.729493][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.729493][ T10] dst_init+0x84/0x4a0 [ 661.729493][ T10] dst_alloc+0x97/0x150 [ 661.729493][ T10] ip6_dst_alloc+0x23/0x90 [ 661.729493][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 661.729493][ T10] ip6_pol_route+0x56f/0x840 [ 661.729493][ T10] fib6_rule_lookup+0x456/0x630 [ 661.729493][ T10] ip6_route_input+0x59c/0xa50 [ 661.729493][ T10] ipv6_rcv+0x397/0x810 [ 661.729493][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 661.729493][ T10] process_backlog+0x101/0x620 [ 661.729493][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 661.729493][ T10] net_rx_action+0x495/0xbe0 [ 661.729493][ T10] __do_softirq+0x1b5/0x7f6 [ 661.729493][ T10] [ 661.731422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.731422][ T10] netdev_get_by_index+0x5e/0x80 [ 661.731422][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.731422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.731422][ T10] addrconf_f6i_alloc+0x265/0x560 [ 661.731422][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 661.731422][ T10] addrconf_join_anycast+0x1c0/0x220 [ 661.731422][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 661.731422][ T10] addrconf_dad_completed+0x12b/0xe20 [ 661.731422][ T10] addrconf_dad_begin+0x310/0x670 [ 661.731422][ T10] addrconf_dad_work+0x10b/0xab0 [ 661.731422][ T10] process_one_work+0x84d/0x18a0 [ 661.731422][ T10] worker_thread+0x587/0xd30 [ 661.731422][ T10] kthread+0x28a/0x350 [ 661.731422][ T10] ret_from_fork+0x31/0x70 [ 661.731422][ T10] ret_from_fork_asm+0x1a/0x30 [ 661.731422][ T10] [ 661.733701][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.733701][ T10] netdev_get_by_index+0x5e/0x80 [ 661.733701][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.733701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.733701][ T10] ip6_route_add+0x1c/0x140 [ 661.733701][ T10] addrconf_prefix_route+0x2a6/0x430 [ 661.733701][ T10] inet6_addr_add+0x4f8/0xa40 [ 661.733701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.733701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.733701][ T10] netlink_rcv_skb+0x130/0x360 [ 661.733701][ T10] netlink_unicast+0x449/0x710 [ 661.733701][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.733701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.733701][ T10] ___sys_sendmsg+0xee/0x170 [ 661.733701][ T10] __sys_sendmsg+0xcd/0x170 [ 661.733701][ T10] do_syscall_64+0xc6/0x1e0 [ 661.733701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.733701][ T10] [ 661.735975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.735975][ T10] netdev_get_by_index+0x5e/0x80 [ 661.735975][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.735975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.735975][ T10] addrconf_f6i_alloc+0x315/0x560 [ 661.735975][ T10] ipv6_add_addr+0x411/0x2000 [ 661.735975][ T10] inet6_addr_add+0x30e/0xa40 [ 661.735975][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.735975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.735975][ T10] netlink_rcv_skb+0x130/0x360 [ 661.735975][ T10] netlink_unicast+0x449/0x710 [ 661.735975][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.735975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.735975][ T10] ___sys_sendmsg+0xee/0x170 [ 661.735975][ T10] __sys_sendmsg+0xcd/0x170 [ 661.735975][ T10] do_syscall_64+0xc6/0x1e0 [ 661.735975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.735975][ T10] [ 661.738289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.738289][ T10] netdev_get_by_index+0x5e/0x80 [ 661.738289][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.738289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.738289][ T10] ip6_route_add+0x1c/0x140 [ 661.738289][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 661.738289][ T10] addrconf_add_dev+0xe2/0x170 [ 661.738289][ T10] inet6_addr_add+0x12f/0xa40 [ 661.738289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.738289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.738289][ T10] netlink_rcv_skb+0x130/0x360 [ 661.738289][ T10] netlink_unicast+0x449/0x710 [ 661.738289][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.738289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.738289][ T10] ___sys_sendmsg+0xee/0x170 [ 661.738289][ T10] __sys_sendmsg+0xcd/0x170 [ 661.738289][ T10] do_syscall_64+0xc6/0x1e0 [ 661.738289][ T10] [ 661.740510][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.740510][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 661.740510][ T10] ipv6_find_idev+0x102/0x170 [ 661.740510][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.740510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.740510][ T10] netlink_rcv_skb+0x130/0x360 [ 661.740510][ T10] netlink_unicast+0x449/0x710 [ 661.740510][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.740510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.740510][ T10] ___sys_sendmsg+0xee/0x170 [ 661.740510][ T10] __sys_sendmsg+0xcd/0x170 [ 661.740510][ T10] do_syscall_64+0xc6/0x1e0 [ 661.740510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.740510][ T10] [ 661.742402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 661.742402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 661.742402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 661.742402][ T10] ipv6_find_idev+0x102/0x170 [ 661.742402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.742402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.742402][ T10] netlink_rcv_skb+0x130/0x360 [ 661.742402][ T10] netlink_unicast+0x449/0x710 [ 661.742402][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.742402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.742402][ T10] ___sys_sendmsg+0xee/0x170 [ 661.742402][ T10] __sys_sendmsg+0xcd/0x170 [ 661.742402][ T10] do_syscall_64+0xc6/0x1e0 [ 661.742402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.742402][ T10] [ 661.744606][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 661.744917][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 661.744917][ T10] dst_init+0x84/0x4a0 [ 661.744917][ T10] dst_alloc+0x97/0x150 [ 661.744917][ T10] ip6_dst_alloc+0x23/0x90 [ 661.744917][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 661.744917][ T10] ip6_pol_route+0x56f/0x840 [ 661.744917][ T10] fib6_rule_lookup+0x456/0x630 [ 661.744917][ T10] ip6_route_input+0x59c/0xa50 [ 661.744917][ T10] ipv6_rcv+0x397/0x810 [ 661.744917][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 661.744917][ T10] process_backlog+0x101/0x620 [ 661.744917][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 661.744917][ T10] net_rx_action+0x495/0xbe0 [ 661.744917][ T10] __do_softirq+0x1b5/0x7f6 [ 661.744917][ T10] [ 661.746978][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.746978][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 661.746978][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 661.746978][ T10] fib6_nh_init+0xa22/0x1580 [ 661.746978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.746978][ T10] ip6_route_add+0x1c/0x140 [ 661.746978][ T10] inet6_rtm_newroute+0x104/0x110 [ 661.746978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.746978][ T10] netlink_rcv_skb+0x130/0x360 [ 661.746978][ T10] netlink_unicast+0x449/0x710 [ 661.746978][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.746978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.746978][ T10] ___sys_sendmsg+0xee/0x170 [ 661.746978][ T10] __sys_sendmsg+0xcd/0x170 [ 661.746978][ T10] do_syscall_64+0xc6/0x1e0 [ 661.746978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.746978][ T10] [ 661.749298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.749298][ T10] netdev_get_by_index+0x5e/0x80 [ 661.749298][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.749298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.749298][ T10] addrconf_f6i_alloc+0x265/0x560 [ 661.749298][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 661.749298][ T10] addrconf_join_anycast+0x1c0/0x220 [ 661.749298][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 661.749298][ T10] addrconf_dad_completed+0x12b/0xe20 [ 661.749298][ T10] addrconf_dad_begin+0x310/0x670 [ 661.749298][ T10] addrconf_dad_work+0x10b/0xab0 [ 661.749298][ T10] process_one_work+0x84d/0x18a0 [ 661.749298][ T10] worker_thread+0x587/0xd30 [ 661.749298][ T10] kthread+0x28a/0x350 [ 661.749298][ T10] ret_from_fork+0x31/0x70 [ 661.749298][ T10] ret_from_fork_asm+0x1a/0x30 [ 661.749298][ T10] [ 661.751656][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.751656][ T10] netdev_get_by_index+0x5e/0x80 [ 661.751656][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.751656][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.751656][ T10] ip6_route_add+0x1c/0x140 [ 661.751656][ T10] addrconf_prefix_route+0x2a6/0x430 [ 661.751656][ T10] inet6_addr_add+0x4f8/0xa40 [ 661.751656][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.751656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.751656][ T10] netlink_rcv_skb+0x130/0x360 [ 661.751656][ T10] netlink_unicast+0x449/0x710 [ 661.751656][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.751656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.751656][ T10] ___sys_sendmsg+0xee/0x170 [ 661.751656][ T10] __sys_sendmsg+0xcd/0x170 [ 661.751656][ T10] do_syscall_64+0xc6/0x1e0 [ 661.751656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.751656][ T10] [ 661.754146][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.754146][ T10] netdev_get_by_index+0x5e/0x80 [ 661.754146][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.754146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.754146][ T10] addrconf_f6i_alloc+0x315/0x560 [ 661.754146][ T10] ipv6_add_addr+0x411/0x2000 [ 661.754146][ T10] inet6_addr_add+0x30e/0xa40 [ 661.754146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.754146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.754146][ T10] netlink_rcv_skb+0x130/0x360 [ 661.754146][ T10] netlink_unicast+0x449/0x710 [ 661.754146][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.754146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.754146][ T10] ___sys_sendmsg+0xee/0x170 [ 661.754146][ T10] __sys_sendmsg+0xcd/0x170 [ 661.754146][ T10] do_syscall_64+0xc6/0x1e0 [ 661.754146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.754146][ T10] [ 661.756655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.756655][ T10] netdev_get_by_index+0x5e/0x80 [ 661.756655][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.756655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.756655][ T10] ip6_route_add+0x1c/0x140 [ 661.756655][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 661.756655][ T10] addrconf_add_dev+0xe2/0x170 [ 661.756655][ T10] inet6_addr_add+0x12f/0xa40 [ 661.756655][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.756655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.756655][ T10] netlink_rcv_skb+0x130/0x360 [ 661.756655][ T10] netlink_unicast+0x449/0x710 [ 661.756655][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.756655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.756655][ T10] ___sys_sendmsg+0xee/0x170 [ 661.756655][ T10] __sys_sendmsg+0xcd/0x170 [ 661.756655][ T10] do_syscall_64+0xc6/0x1e0 [ 661.756655][ T10] [ 661.759062][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.759062][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 661.759062][ T10] ipv6_find_idev+0x102/0x170 [ 661.759062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.759062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.759062][ T10] netlink_rcv_skb+0x130/0x360 [ 661.759062][ T10] netlink_unicast+0x449/0x710 [ 661.759062][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.759062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.759062][ T10] ___sys_sendmsg+0xee/0x170 [ 661.759062][ T10] __sys_sendmsg+0xcd/0x170 [ 661.759062][ T10] do_syscall_64+0xc6/0x1e0 [ 661.759062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.759062][ T10] [ 661.760966][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 661.760966][ T10] neigh_parms_alloc+0x1e5/0x510 [ 661.760966][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 661.760966][ T10] ipv6_find_idev+0x102/0x170 [ 661.760966][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.760966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.760966][ T10] netlink_rcv_skb+0x130/0x360 [ 661.760966][ T10] netlink_unicast+0x449/0x710 [ 661.760966][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.760966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.760966][ T10] ___sys_sendmsg+0xee/0x170 [ 661.760966][ T10] __sys_sendmsg+0xcd/0x170 [ 661.760966][ T10] do_syscall_64+0xc6/0x1e0 [ 661.760966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.760966][ T10] [ 661.762938][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 661.763205][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 661.763205][ T10] netdev_get_by_index+0x5e/0x80 [ 661.763205][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.763205][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.763205][ T10] ip6_route_add+0x1c/0x140 [ 661.763205][ T10] addrconf_prefix_route+0x2a6/0x430 [ 661.763205][ T10] inet6_addr_add+0x4f8/0xa40 [ 661.763205][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.763205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.763205][ T10] netlink_rcv_skb+0x130/0x360 [ 661.763205][ T10] netlink_unicast+0x449/0x710 [ 661.763205][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.763205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.763205][ T10] ___sys_sendmsg+0xee/0x170 [ 661.763205][ T10] __sys_sendmsg+0xcd/0x170 [ 661.763205][ T10] do_syscall_64+0xc6/0x1e0 [ 661.763205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.763205][ T10] [ 661.765579][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 661.765579][ T10] netdev_get_by_index+0x5e/0x80 [ 661.765579][ T10] fib6_nh_init+0x3d8/0x1580 [ 661.765579][ T10] ip6_route_info_create+0xf18/0x17d0 [ 661.765579][ T10] addrconf_f6i_alloc+0x315/0x560 [ 661.765579][ T10] ipv6_add_addr+0x411/0x2000 [ 661.765579][ T10] inet6_addr_add+0x30e/0xa40 [ 661.765579][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 661.765579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.765579][ T10] netlink_rcv_skb+0x130/0x360 [ 661.765579][ T10] netlink_unicast+0x449/0x710 [ 661.765579][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.765579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.765579][ T10] ___sys_sendmsg+0xee/0x170 [ 661.765579][ T10] __sys_sendmsg+0xcd/0x170 [ 661.765579][ T10] do_syscall_64+0xc6/0x1e0 [ 661.765579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.765579][ T10] [ 661.768184][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 661.768184][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 661.768184][ T10] ipv6_find_idev+0x102/0x170 [ 661.768184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.768184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.768184][ T10] netlink_rcv_skb+0x130/0x360 [ 661.768184][ T10] netlink_unicast+0x449/0x710 [ 661.768184][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.768184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.768184][ T10] ___sys_sendmsg+0xee/0x170 [ 661.768184][ T10] __sys_sendmsg+0xcd/0x170 [ 661.768184][ T10] do_syscall_64+0xc6/0x1e0 [ 661.768184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.768184][ T10] [ 661.770130][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 661.770130][ T10] neigh_parms_alloc+0x1e5/0x510 [ 661.770130][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 661.770130][ T10] ipv6_find_idev+0x102/0x170 [ 661.770130][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 661.770130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 661.770130][ T10] netlink_rcv_skb+0x130/0x360 [ 661.770130][ T10] netlink_unicast+0x449/0x710 [ 661.770130][ T10] netlink_sendmsg+0x723/0xbe0 [ 661.770130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 661.770130][ T10] ___sys_sendmsg+0xee/0x170 [ 661.770130][ T10] __sys_sendmsg+0xcd/0x170 [ 661.770130][ T10] do_syscall_64+0xc6/0x1e0 [ 661.770130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 661.770130][ T10] [ 663.279565][ T4506] veth0: renamed from veth1 [ 667.074836][ T4533] br0: port 1(vx0) entered blocking state [ 667.075039][ T4533] br0: port 1(vx0) entered disabled state [ 667.075212][ T4533] vx0: entered allmulticast mode [ 667.076418][ T4533] vx0: entered promiscuous mode [ 667.078273][ T4533] br0: port 1(vx0) entered blocking state [ 667.078450][ T4533] br0: port 1(vx0) entered forwarding state [ 671.902832][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 671.903180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.903180][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 671.903180][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 671.903180][ T10] fib6_nh_init+0xa22/0x1580 [ 671.903180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.903180][ T10] ip6_route_add+0x1c/0x140 [ 671.903180][ T10] inet6_rtm_newroute+0x104/0x110 [ 671.903180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.903180][ T10] netlink_rcv_skb+0x130/0x360 [ 671.903180][ T10] netlink_unicast+0x449/0x710 [ 671.903180][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.903180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.903180][ T10] ___sys_sendmsg+0xee/0x170 [ 671.903180][ T10] __sys_sendmsg+0xcd/0x170 [ 671.903180][ T10] do_syscall_64+0xc6/0x1e0 [ 671.903180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.903180][ T10] [ 671.905309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.905309][ T10] dst_init+0x84/0x4a0 [ 671.905309][ T10] dst_alloc+0x97/0x150 [ 671.905309][ T10] ip6_dst_alloc+0x23/0x90 [ 671.905309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 671.905309][ T10] ip6_pol_route+0x56f/0x840 [ 671.905309][ T10] fib6_rule_lookup+0x456/0x630 [ 671.905309][ T10] ip6_route_input+0x59c/0xa50 [ 671.905309][ T10] ipv6_rcv+0x397/0x810 [ 671.905309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 671.905309][ T10] process_backlog+0x101/0x620 [ 671.905309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 671.905309][ T10] net_rx_action+0x495/0xbe0 [ 671.905309][ T10] __do_softirq+0x1b5/0x7f6 [ 671.905309][ T10] [ 671.907158][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.907158][ T10] netdev_get_by_index+0x5e/0x80 [ 671.907158][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.907158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.907158][ T10] addrconf_f6i_alloc+0x265/0x560 [ 671.907158][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 671.907158][ T10] addrconf_join_anycast+0x1c0/0x220 [ 671.907158][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 671.907158][ T10] addrconf_dad_completed+0x12b/0xe20 [ 671.907158][ T10] addrconf_dad_begin+0x310/0x670 [ 671.907158][ T10] addrconf_dad_work+0x10b/0xab0 [ 671.907158][ T10] process_one_work+0x84d/0x18a0 [ 671.907158][ T10] worker_thread+0x587/0xd30 [ 671.907158][ T10] kthread+0x28a/0x350 [ 671.907158][ T10] ret_from_fork+0x31/0x70 [ 671.907158][ T10] ret_from_fork_asm+0x1a/0x30 [ 671.907158][ T10] [ 671.909311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.909311][ T10] netdev_get_by_index+0x5e/0x80 [ 671.909311][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.909311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.909311][ T10] ip6_route_add+0x1c/0x140 [ 671.909311][ T10] addrconf_prefix_route+0x2a6/0x430 [ 671.909311][ T10] inet6_addr_add+0x4f8/0xa40 [ 671.909311][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.909311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.909311][ T10] netlink_rcv_skb+0x130/0x360 [ 671.909311][ T10] netlink_unicast+0x449/0x710 [ 671.909311][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.909311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.909311][ T10] ___sys_sendmsg+0xee/0x170 [ 671.909311][ T10] __sys_sendmsg+0xcd/0x170 [ 671.909311][ T10] do_syscall_64+0xc6/0x1e0 [ 671.909311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.909311][ T10] [ 671.911561][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.911561][ T10] netdev_get_by_index+0x5e/0x80 [ 671.911561][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.911561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.911561][ T10] addrconf_f6i_alloc+0x315/0x560 [ 671.911561][ T10] ipv6_add_addr+0x411/0x2000 [ 671.911561][ T10] inet6_addr_add+0x30e/0xa40 [ 671.911561][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.911561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.911561][ T10] netlink_rcv_skb+0x130/0x360 [ 671.911561][ T10] netlink_unicast+0x449/0x710 [ 671.911561][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.911561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.911561][ T10] ___sys_sendmsg+0xee/0x170 [ 671.911561][ T10] __sys_sendmsg+0xcd/0x170 [ 671.911561][ T10] do_syscall_64+0xc6/0x1e0 [ 671.911561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.911561][ T10] [ 671.913825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.913825][ T10] netdev_get_by_index+0x5e/0x80 [ 671.913825][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.913825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.913825][ T10] ip6_route_add+0x1c/0x140 [ 671.913825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 671.913825][ T10] addrconf_add_dev+0xe2/0x170 [ 671.913825][ T10] inet6_addr_add+0x12f/0xa40 [ 671.913825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.913825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.913825][ T10] netlink_rcv_skb+0x130/0x360 [ 671.913825][ T10] netlink_unicast+0x449/0x710 [ 671.913825][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.913825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.913825][ T10] ___sys_sendmsg+0xee/0x170 [ 671.913825][ T10] __sys_sendmsg+0xcd/0x170 [ 671.913825][ T10] do_syscall_64+0xc6/0x1e0 [ 671.913825][ T10] [ 671.916105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.916105][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 671.916105][ T10] ipv6_find_idev+0x102/0x170 [ 671.916105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.916105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.916105][ T10] netlink_rcv_skb+0x130/0x360 [ 671.916105][ T10] netlink_unicast+0x449/0x710 [ 671.916105][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.916105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.916105][ T10] ___sys_sendmsg+0xee/0x170 [ 671.916105][ T10] __sys_sendmsg+0xcd/0x170 [ 671.916105][ T10] do_syscall_64+0xc6/0x1e0 [ 671.916105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.916105][ T10] [ 671.917978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 671.917978][ T10] neigh_parms_alloc+0x1e5/0x510 [ 671.917978][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 671.917978][ T10] ipv6_find_idev+0x102/0x170 [ 671.917978][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.917978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.917978][ T10] netlink_rcv_skb+0x130/0x360 [ 671.917978][ T10] netlink_unicast+0x449/0x710 [ 671.917978][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.917978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.917978][ T10] ___sys_sendmsg+0xee/0x170 [ 671.917978][ T10] __sys_sendmsg+0xcd/0x170 [ 671.917978][ T10] do_syscall_64+0xc6/0x1e0 [ 671.917978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.917978][ T10] [ 671.920258][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 671.920558][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 671.920558][ T10] dst_init+0x84/0x4a0 [ 671.920558][ T10] dst_alloc+0x97/0x150 [ 671.920558][ T10] ip6_dst_alloc+0x23/0x90 [ 671.920558][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 671.920558][ T10] ip6_pol_route+0x56f/0x840 [ 671.920558][ T10] fib6_rule_lookup+0x456/0x630 [ 671.920558][ T10] ip6_route_input+0x59c/0xa50 [ 671.920558][ T10] ipv6_rcv+0x397/0x810 [ 671.920558][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 671.920558][ T10] process_backlog+0x101/0x620 [ 671.920558][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 671.920558][ T10] net_rx_action+0x495/0xbe0 [ 671.920558][ T10] __do_softirq+0x1b5/0x7f6 [ 671.920558][ T10] [ 671.922591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.922591][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 671.922591][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 671.922591][ T10] fib6_nh_init+0xa22/0x1580 [ 671.922591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.922591][ T10] ip6_route_add+0x1c/0x140 [ 671.922591][ T10] inet6_rtm_newroute+0x104/0x110 [ 671.922591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.922591][ T10] netlink_rcv_skb+0x130/0x360 [ 671.922591][ T10] netlink_unicast+0x449/0x710 [ 671.922591][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.922591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.922591][ T10] ___sys_sendmsg+0xee/0x170 [ 671.922591][ T10] __sys_sendmsg+0xcd/0x170 [ 671.922591][ T10] do_syscall_64+0xc6/0x1e0 [ 671.922591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.922591][ T10] [ 671.924847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.924847][ T10] netdev_get_by_index+0x5e/0x80 [ 671.924847][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.924847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.924847][ T10] addrconf_f6i_alloc+0x265/0x560 [ 671.924847][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 671.924847][ T10] addrconf_join_anycast+0x1c0/0x220 [ 671.924847][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 671.924847][ T10] addrconf_dad_completed+0x12b/0xe20 [ 671.924847][ T10] addrconf_dad_begin+0x310/0x670 [ 671.924847][ T10] addrconf_dad_work+0x10b/0xab0 [ 671.924847][ T10] process_one_work+0x84d/0x18a0 [ 671.924847][ T10] worker_thread+0x587/0xd30 [ 671.924847][ T10] kthread+0x28a/0x350 [ 671.924847][ T10] ret_from_fork+0x31/0x70 [ 671.924847][ T10] ret_from_fork_asm+0x1a/0x30 [ 671.924847][ T10] [ 671.927010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.927010][ T10] netdev_get_by_index+0x5e/0x80 [ 671.927010][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.927010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.927010][ T10] ip6_route_add+0x1c/0x140 [ 671.927010][ T10] addrconf_prefix_route+0x2a6/0x430 [ 671.927010][ T10] inet6_addr_add+0x4f8/0xa40 [ 671.927010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.927010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.927010][ T10] netlink_rcv_skb+0x130/0x360 [ 671.927010][ T10] netlink_unicast+0x449/0x710 [ 671.927010][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.927010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.927010][ T10] ___sys_sendmsg+0xee/0x170 [ 671.927010][ T10] __sys_sendmsg+0xcd/0x170 [ 671.927010][ T10] do_syscall_64+0xc6/0x1e0 [ 671.927010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.927010][ T10] [ 671.929472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.929472][ T10] netdev_get_by_index+0x5e/0x80 [ 671.929472][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.929472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.929472][ T10] addrconf_f6i_alloc+0x315/0x560 [ 671.929472][ T10] ipv6_add_addr+0x411/0x2000 [ 671.929472][ T10] inet6_addr_add+0x30e/0xa40 [ 671.929472][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.929472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.929472][ T10] netlink_rcv_skb+0x130/0x360 [ 671.929472][ T10] netlink_unicast+0x449/0x710 [ 671.929472][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.929472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.929472][ T10] ___sys_sendmsg+0xee/0x170 [ 671.929472][ T10] __sys_sendmsg+0xcd/0x170 [ 671.929472][ T10] do_syscall_64+0xc6/0x1e0 [ 671.929472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.929472][ T10] [ 671.932083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.932083][ T10] netdev_get_by_index+0x5e/0x80 [ 671.932083][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.932083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.932083][ T10] ip6_route_add+0x1c/0x140 [ 671.932083][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 671.932083][ T10] addrconf_add_dev+0xe2/0x170 [ 671.932083][ T10] inet6_addr_add+0x12f/0xa40 [ 671.932083][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.932083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.932083][ T10] netlink_rcv_skb+0x130/0x360 [ 671.932083][ T10] netlink_unicast+0x449/0x710 [ 671.932083][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.932083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.932083][ T10] ___sys_sendmsg+0xee/0x170 [ 671.932083][ T10] __sys_sendmsg+0xcd/0x170 [ 671.932083][ T10] do_syscall_64+0xc6/0x1e0 [ 671.932083][ T10] [ 671.934490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.934490][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 671.934490][ T10] ipv6_find_idev+0x102/0x170 [ 671.934490][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.934490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.934490][ T10] netlink_rcv_skb+0x130/0x360 [ 671.934490][ T10] netlink_unicast+0x449/0x710 [ 671.934490][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.934490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.934490][ T10] ___sys_sendmsg+0xee/0x170 [ 671.934490][ T10] __sys_sendmsg+0xcd/0x170 [ 671.934490][ T10] do_syscall_64+0xc6/0x1e0 [ 671.934490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.934490][ T10] [ 671.936491][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 671.936491][ T10] neigh_parms_alloc+0x1e5/0x510 [ 671.936491][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 671.936491][ T10] ipv6_find_idev+0x102/0x170 [ 671.936491][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.936491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.936491][ T10] netlink_rcv_skb+0x130/0x360 [ 671.936491][ T10] netlink_unicast+0x449/0x710 [ 671.936491][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.936491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.936491][ T10] ___sys_sendmsg+0xee/0x170 [ 671.936491][ T10] __sys_sendmsg+0xcd/0x170 [ 671.936491][ T10] do_syscall_64+0xc6/0x1e0 [ 671.936491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.936491][ T10] [ 671.938489][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 671.938753][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 671.938753][ T10] netdev_get_by_index+0x5e/0x80 [ 671.938753][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.938753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.938753][ T10] ip6_route_add+0x1c/0x140 [ 671.938753][ T10] addrconf_prefix_route+0x2a6/0x430 [ 671.938753][ T10] inet6_addr_add+0x4f8/0xa40 [ 671.938753][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.938753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.938753][ T10] netlink_rcv_skb+0x130/0x360 [ 671.938753][ T10] netlink_unicast+0x449/0x710 [ 671.938753][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.938753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.938753][ T10] ___sys_sendmsg+0xee/0x170 [ 671.938753][ T10] __sys_sendmsg+0xcd/0x170 [ 671.938753][ T10] do_syscall_64+0xc6/0x1e0 [ 671.938753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.938753][ T10] [ 671.941255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 671.941255][ T10] netdev_get_by_index+0x5e/0x80 [ 671.941255][ T10] fib6_nh_init+0x3d8/0x1580 [ 671.941255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 671.941255][ T10] addrconf_f6i_alloc+0x315/0x560 [ 671.941255][ T10] ipv6_add_addr+0x411/0x2000 [ 671.941255][ T10] inet6_addr_add+0x30e/0xa40 [ 671.941255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 671.941255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.941255][ T10] netlink_rcv_skb+0x130/0x360 [ 671.941255][ T10] netlink_unicast+0x449/0x710 [ 671.941255][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.941255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.941255][ T10] ___sys_sendmsg+0xee/0x170 [ 671.941255][ T10] __sys_sendmsg+0xcd/0x170 [ 671.941255][ T10] do_syscall_64+0xc6/0x1e0 [ 671.941255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.941255][ T10] [ 671.943626][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 671.943626][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 671.943626][ T10] ipv6_find_idev+0x102/0x170 [ 671.943626][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.943626][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.943626][ T10] netlink_rcv_skb+0x130/0x360 [ 671.943626][ T10] netlink_unicast+0x449/0x710 [ 671.943626][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.943626][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.943626][ T10] ___sys_sendmsg+0xee/0x170 [ 671.943626][ T10] __sys_sendmsg+0xcd/0x170 [ 671.943626][ T10] do_syscall_64+0xc6/0x1e0 [ 671.943626][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.943626][ T10] [ 671.945587][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 671.945587][ T10] neigh_parms_alloc+0x1e5/0x510 [ 671.945587][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 671.945587][ T10] ipv6_find_idev+0x102/0x170 [ 671.945587][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 671.945587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 671.945587][ T10] netlink_rcv_skb+0x130/0x360 [ 671.945587][ T10] netlink_unicast+0x449/0x710 [ 671.945587][ T10] netlink_sendmsg+0x723/0xbe0 [ 671.945587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 671.945587][ T10] ___sys_sendmsg+0xee/0x170 [ 671.945587][ T10] __sys_sendmsg+0xcd/0x170 [ 671.945587][ T10] do_syscall_64+0xc6/0x1e0 [ 671.945587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 671.945587][ T10] [ 672.303758][ T4563] br0: port 1(vx0) entered blocking state [ 672.303974][ T4563] br0: port 1(vx0) entered disabled state [ 672.304160][ T4563] vx0: entered allmulticast mode [ 672.305335][ T4563] vx0: entered promiscuous mode [ 672.307164][ T4563] br0: port 1(vx0) entered blocking state [ 672.307334][ T4563] br0: port 1(vx0) entered forwarding state [ 682.006851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 682.007210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.007210][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 682.007210][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 682.007210][ T10] fib6_nh_init+0xa22/0x1580 [ 682.007210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.007210][ T10] ip6_route_add+0x1c/0x140 [ 682.007210][ T10] inet6_rtm_newroute+0x104/0x110 [ 682.007210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.007210][ T10] netlink_rcv_skb+0x130/0x360 [ 682.007210][ T10] netlink_unicast+0x449/0x710 [ 682.007210][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.007210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.007210][ T10] ___sys_sendmsg+0xee/0x170 [ 682.007210][ T10] __sys_sendmsg+0xcd/0x170 [ 682.007210][ T10] do_syscall_64+0xc6/0x1e0 [ 682.007210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.007210][ T10] [ 682.009365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.009365][ T10] dst_init+0x84/0x4a0 [ 682.009365][ T10] dst_alloc+0x97/0x150 [ 682.009365][ T10] ip6_dst_alloc+0x23/0x90 [ 682.009365][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 682.009365][ T10] ip6_pol_route+0x56f/0x840 [ 682.009365][ T10] fib6_rule_lookup+0x456/0x630 [ 682.009365][ T10] ip6_route_input+0x59c/0xa50 [ 682.009365][ T10] ipv6_rcv+0x397/0x810 [ 682.009365][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 682.009365][ T10] process_backlog+0x101/0x620 [ 682.009365][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 682.009365][ T10] net_rx_action+0x495/0xbe0 [ 682.009365][ T10] __do_softirq+0x1b5/0x7f6 [ 682.009365][ T10] [ 682.011186][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.011186][ T10] netdev_get_by_index+0x5e/0x80 [ 682.011186][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.011186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.011186][ T10] addrconf_f6i_alloc+0x265/0x560 [ 682.011186][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 682.011186][ T10] addrconf_join_anycast+0x1c0/0x220 [ 682.011186][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 682.011186][ T10] addrconf_dad_completed+0x12b/0xe20 [ 682.011186][ T10] addrconf_dad_begin+0x310/0x670 [ 682.011186][ T10] addrconf_dad_work+0x10b/0xab0 [ 682.011186][ T10] process_one_work+0x84d/0x18a0 [ 682.011186][ T10] worker_thread+0x587/0xd30 [ 682.011186][ T10] kthread+0x28a/0x350 [ 682.011186][ T10] ret_from_fork+0x31/0x70 [ 682.011186][ T10] ret_from_fork_asm+0x1a/0x30 [ 682.011186][ T10] [ 682.013183][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.013183][ T10] netdev_get_by_index+0x5e/0x80 [ 682.013183][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.013183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.013183][ T10] ip6_route_add+0x1c/0x140 [ 682.013183][ T10] addrconf_prefix_route+0x2a6/0x430 [ 682.013183][ T10] inet6_addr_add+0x4f8/0xa40 [ 682.013183][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.013183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.013183][ T10] netlink_rcv_skb+0x130/0x360 [ 682.013183][ T10] netlink_unicast+0x449/0x710 [ 682.013183][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.013183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.013183][ T10] ___sys_sendmsg+0xee/0x170 [ 682.013183][ T10] __sys_sendmsg+0xcd/0x170 [ 682.013183][ T10] do_syscall_64+0xc6/0x1e0 [ 682.013183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.013183][ T10] [ 682.015338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.015338][ T10] netdev_get_by_index+0x5e/0x80 [ 682.015338][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.015338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.015338][ T10] addrconf_f6i_alloc+0x315/0x560 [ 682.015338][ T10] ipv6_add_addr+0x411/0x2000 [ 682.015338][ T10] inet6_addr_add+0x30e/0xa40 [ 682.015338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.015338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.015338][ T10] netlink_rcv_skb+0x130/0x360 [ 682.015338][ T10] netlink_unicast+0x449/0x710 [ 682.015338][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.015338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.015338][ T10] ___sys_sendmsg+0xee/0x170 [ 682.015338][ T10] __sys_sendmsg+0xcd/0x170 [ 682.015338][ T10] do_syscall_64+0xc6/0x1e0 [ 682.015338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.015338][ T10] [ 682.017628][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.017628][ T10] netdev_get_by_index+0x5e/0x80 [ 682.017628][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.017628][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.017628][ T10] ip6_route_add+0x1c/0x140 [ 682.017628][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 682.017628][ T10] addrconf_add_dev+0xe2/0x170 [ 682.017628][ T10] inet6_addr_add+0x12f/0xa40 [ 682.017628][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.017628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.017628][ T10] netlink_rcv_skb+0x130/0x360 [ 682.017628][ T10] netlink_unicast+0x449/0x710 [ 682.017628][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.017628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.017628][ T10] ___sys_sendmsg+0xee/0x170 [ 682.017628][ T10] __sys_sendmsg+0xcd/0x170 [ 682.017628][ T10] do_syscall_64+0xc6/0x1e0 [ 682.017628][ T10] [ 682.020079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.020079][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 682.020079][ T10] ipv6_find_idev+0x102/0x170 [ 682.020079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.020079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.020079][ T10] netlink_rcv_skb+0x130/0x360 [ 682.020079][ T10] netlink_unicast+0x449/0x710 [ 682.020079][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.020079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.020079][ T10] ___sys_sendmsg+0xee/0x170 [ 682.020079][ T10] __sys_sendmsg+0xcd/0x170 [ 682.020079][ T10] do_syscall_64+0xc6/0x1e0 [ 682.020079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.020079][ T10] [ 682.022009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 682.022009][ T10] neigh_parms_alloc+0x1e5/0x510 [ 682.022009][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 682.022009][ T10] ipv6_find_idev+0x102/0x170 [ 682.022009][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.022009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.022009][ T10] netlink_rcv_skb+0x130/0x360 [ 682.022009][ T10] netlink_unicast+0x449/0x710 [ 682.022009][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.022009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.022009][ T10] ___sys_sendmsg+0xee/0x170 [ 682.022009][ T10] __sys_sendmsg+0xcd/0x170 [ 682.022009][ T10] do_syscall_64+0xc6/0x1e0 [ 682.022009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.022009][ T10] [ 682.024197][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 682.024484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 682.024484][ T10] dst_init+0x84/0x4a0 [ 682.024484][ T10] dst_alloc+0x97/0x150 [ 682.024484][ T10] ip6_dst_alloc+0x23/0x90 [ 682.024484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 682.024484][ T10] ip6_pol_route+0x56f/0x840 [ 682.024484][ T10] fib6_rule_lookup+0x456/0x630 [ 682.024484][ T10] ip6_route_input+0x59c/0xa50 [ 682.024484][ T10] ipv6_rcv+0x397/0x810 [ 682.024484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 682.024484][ T10] process_backlog+0x101/0x620 [ 682.024484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 682.024484][ T10] net_rx_action+0x495/0xbe0 [ 682.024484][ T10] __do_softirq+0x1b5/0x7f6 [ 682.024484][ T10] [ 682.026503][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.026503][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 682.026503][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 682.026503][ T10] fib6_nh_init+0xa22/0x1580 [ 682.026503][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.026503][ T10] ip6_route_add+0x1c/0x140 [ 682.026503][ T10] inet6_rtm_newroute+0x104/0x110 [ 682.026503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.026503][ T10] netlink_rcv_skb+0x130/0x360 [ 682.026503][ T10] netlink_unicast+0x449/0x710 [ 682.026503][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.026503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.026503][ T10] ___sys_sendmsg+0xee/0x170 [ 682.026503][ T10] __sys_sendmsg+0xcd/0x170 [ 682.026503][ T10] do_syscall_64+0xc6/0x1e0 [ 682.026503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.026503][ T10] [ 682.028834][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.028834][ T10] netdev_get_by_index+0x5e/0x80 [ 682.028834][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.028834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.028834][ T10] addrconf_f6i_alloc+0x265/0x560 [ 682.028834][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 682.028834][ T10] addrconf_join_anycast+0x1c0/0x220 [ 682.028834][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 682.028834][ T10] addrconf_dad_completed+0x12b/0xe20 [ 682.028834][ T10] addrconf_dad_begin+0x310/0x670 [ 682.028834][ T10] addrconf_dad_work+0x10b/0xab0 [ 682.028834][ T10] process_one_work+0x84d/0x18a0 [ 682.028834][ T10] worker_thread+0x587/0xd30 [ 682.028834][ T10] kthread+0x28a/0x350 [ 682.028834][ T10] ret_from_fork+0x31/0x70 [ 682.028834][ T10] ret_from_fork_asm+0x1a/0x30 [ 682.028834][ T10] [ 682.031209][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.031209][ T10] netdev_get_by_index+0x5e/0x80 [ 682.031209][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.031209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.031209][ T10] ip6_route_add+0x1c/0x140 [ 682.031209][ T10] addrconf_prefix_route+0x2a6/0x430 [ 682.031209][ T10] inet6_addr_add+0x4f8/0xa40 [ 682.031209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.031209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.031209][ T10] netlink_rcv_skb+0x130/0x360 [ 682.031209][ T10] netlink_unicast+0x449/0x710 [ 682.031209][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.031209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.031209][ T10] ___sys_sendmsg+0xee/0x170 [ 682.031209][ T10] __sys_sendmsg+0xcd/0x170 [ 682.031209][ T10] do_syscall_64+0xc6/0x1e0 [ 682.031209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.031209][ T10] [ 682.033655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.033655][ T10] netdev_get_by_index+0x5e/0x80 [ 682.033655][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.033655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.033655][ T10] addrconf_f6i_alloc+0x315/0x560 [ 682.033655][ T10] ipv6_add_addr+0x411/0x2000 [ 682.033655][ T10] inet6_addr_add+0x30e/0xa40 [ 682.033655][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.033655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.033655][ T10] netlink_rcv_skb+0x130/0x360 [ 682.033655][ T10] netlink_unicast+0x449/0x710 [ 682.033655][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.033655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.033655][ T10] ___sys_sendmsg+0xee/0x170 [ 682.033655][ T10] __sys_sendmsg+0xcd/0x170 [ 682.033655][ T10] do_syscall_64+0xc6/0x1e0 [ 682.033655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.033655][ T10] [ 682.035971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.035971][ T10] netdev_get_by_index+0x5e/0x80 [ 682.035971][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.035971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.035971][ T10] ip6_route_add+0x1c/0x140 [ 682.035971][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 682.035971][ T10] addrconf_add_dev+0xe2/0x170 [ 682.035971][ T10] inet6_addr_add+0x12f/0xa40 [ 682.035971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.035971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.035971][ T10] netlink_rcv_skb+0x130/0x360 [ 682.035971][ T10] netlink_unicast+0x449/0x710 [ 682.035971][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.035971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.035971][ T10] ___sys_sendmsg+0xee/0x170 [ 682.035971][ T10] __sys_sendmsg+0xcd/0x170 [ 682.035971][ T10] do_syscall_64+0xc6/0x1e0 [ 682.035971][ T10] [ 682.038422][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.038422][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 682.038422][ T10] ipv6_find_idev+0x102/0x170 [ 682.038422][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.038422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.038422][ T10] netlink_rcv_skb+0x130/0x360 [ 682.038422][ T10] netlink_unicast+0x449/0x710 [ 682.038422][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.038422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.038422][ T10] ___sys_sendmsg+0xee/0x170 [ 682.038422][ T10] __sys_sendmsg+0xcd/0x170 [ 682.038422][ T10] do_syscall_64+0xc6/0x1e0 [ 682.038422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.038422][ T10] [ 682.040278][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 682.040278][ T10] neigh_parms_alloc+0x1e5/0x510 [ 682.040278][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 682.040278][ T10] ipv6_find_idev+0x102/0x170 [ 682.040278][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.040278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.040278][ T10] netlink_rcv_skb+0x130/0x360 [ 682.040278][ T10] netlink_unicast+0x449/0x710 [ 682.040278][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.040278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.040278][ T10] ___sys_sendmsg+0xee/0x170 [ 682.040278][ T10] __sys_sendmsg+0xcd/0x170 [ 682.040278][ T10] do_syscall_64+0xc6/0x1e0 [ 682.040278][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.040278][ T10] [ 682.042443][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 682.042724][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 682.042724][ T10] netdev_get_by_index+0x5e/0x80 [ 682.042724][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.042724][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.042724][ T10] ip6_route_add+0x1c/0x140 [ 682.042724][ T10] addrconf_prefix_route+0x2a6/0x430 [ 682.042724][ T10] inet6_addr_add+0x4f8/0xa40 [ 682.042724][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.042724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.042724][ T10] netlink_rcv_skb+0x130/0x360 [ 682.042724][ T10] netlink_unicast+0x449/0x710 [ 682.042724][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.042724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.042724][ T10] ___sys_sendmsg+0xee/0x170 [ 682.042724][ T10] __sys_sendmsg+0xcd/0x170 [ 682.042724][ T10] do_syscall_64+0xc6/0x1e0 [ 682.042724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.042724][ T10] [ 682.045174][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 682.045174][ T10] netdev_get_by_index+0x5e/0x80 [ 682.045174][ T10] fib6_nh_init+0x3d8/0x1580 [ 682.045174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 682.045174][ T10] addrconf_f6i_alloc+0x315/0x560 [ 682.045174][ T10] ipv6_add_addr+0x411/0x2000 [ 682.045174][ T10] inet6_addr_add+0x30e/0xa40 [ 682.045174][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 682.045174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.045174][ T10] netlink_rcv_skb+0x130/0x360 [ 682.045174][ T10] netlink_unicast+0x449/0x710 [ 682.045174][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.045174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.045174][ T10] ___sys_sendmsg+0xee/0x170 [ 682.045174][ T10] __sys_sendmsg+0xcd/0x170 [ 682.045174][ T10] do_syscall_64+0xc6/0x1e0 [ 682.045174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.045174][ T10] [ 682.047754][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 682.047754][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 682.047754][ T10] ipv6_find_idev+0x102/0x170 [ 682.047754][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.047754][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.047754][ T10] netlink_rcv_skb+0x130/0x360 [ 682.047754][ T10] netlink_unicast+0x449/0x710 [ 682.047754][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.047754][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.047754][ T10] ___sys_sendmsg+0xee/0x170 [ 682.047754][ T10] __sys_sendmsg+0xcd/0x170 [ 682.047754][ T10] do_syscall_64+0xc6/0x1e0 [ 682.047754][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.047754][ T10] [ 682.049631][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 682.049631][ T10] neigh_parms_alloc+0x1e5/0x510 [ 682.049631][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 682.049631][ T10] ipv6_find_idev+0x102/0x170 [ 682.049631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 682.049631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 682.049631][ T10] netlink_rcv_skb+0x130/0x360 [ 682.049631][ T10] netlink_unicast+0x449/0x710 [ 682.049631][ T10] netlink_sendmsg+0x723/0xbe0 [ 682.049631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 682.049631][ T10] ___sys_sendmsg+0xee/0x170 [ 682.049631][ T10] __sys_sendmsg+0xcd/0x170 [ 682.049631][ T10] do_syscall_64+0xc6/0x1e0 [ 682.049631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 682.049631][ T10] [ 683.937300][ T4623] veth0: renamed from veth1 [ 687.704755][ T4650] br0: port 1(vx0) entered blocking state [ 687.705034][ T4650] br0: port 1(vx0) entered disabled state [ 687.705214][ T4650] vx0: entered allmulticast mode [ 687.706432][ T4650] vx0: entered promiscuous mode [ 687.708290][ T4650] br0: port 1(vx0) entered blocking state [ 687.708455][ T4650] br0: port 1(vx0) entered forwarding state [ 692.206842][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 692.207235][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.207235][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 692.207235][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 692.207235][ T10] fib6_nh_init+0xa22/0x1580 [ 692.207235][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.207235][ T10] ip6_route_add+0x1c/0x140 [ 692.207235][ T10] inet6_rtm_newroute+0x104/0x110 [ 692.207235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.207235][ T10] netlink_rcv_skb+0x130/0x360 [ 692.207235][ T10] netlink_unicast+0x449/0x710 [ 692.207235][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.207235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.207235][ T10] ___sys_sendmsg+0xee/0x170 [ 692.207235][ T10] __sys_sendmsg+0xcd/0x170 [ 692.207235][ T10] do_syscall_64+0xc6/0x1e0 [ 692.207235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.207235][ T10] [ 692.209239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.209239][ T10] dst_init+0x84/0x4a0 [ 692.209239][ T10] dst_alloc+0x97/0x150 [ 692.209239][ T10] ip6_dst_alloc+0x23/0x90 [ 692.209239][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 692.209239][ T10] ip6_pol_route+0x56f/0x840 [ 692.209239][ T10] fib6_rule_lookup+0x456/0x630 [ 692.209239][ T10] ip6_route_input+0x59c/0xa50 [ 692.209239][ T10] ipv6_rcv+0x397/0x810 [ 692.209239][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 692.209239][ T10] process_backlog+0x101/0x620 [ 692.209239][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 692.209239][ T10] net_rx_action+0x495/0xbe0 [ 692.209239][ T10] __do_softirq+0x1b5/0x7f6 [ 692.209239][ T10] [ 692.210926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.210926][ T10] netdev_get_by_index+0x5e/0x80 [ 692.210926][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.210926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.210926][ T10] addrconf_f6i_alloc+0x265/0x560 [ 692.210926][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 692.210926][ T10] addrconf_join_anycast+0x1c0/0x220 [ 692.210926][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 692.210926][ T10] addrconf_dad_completed+0x12b/0xe20 [ 692.210926][ T10] addrconf_dad_begin+0x310/0x670 [ 692.210926][ T10] addrconf_dad_work+0x10b/0xab0 [ 692.210926][ T10] process_one_work+0x84d/0x18a0 [ 692.210926][ T10] worker_thread+0x587/0xd30 [ 692.210926][ T10] kthread+0x28a/0x350 [ 692.210926][ T10] ret_from_fork+0x31/0x70 [ 692.210926][ T10] ret_from_fork_asm+0x1a/0x30 [ 692.210926][ T10] [ 692.212875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.212875][ T10] netdev_get_by_index+0x5e/0x80 [ 692.212875][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.212875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.212875][ T10] ip6_route_add+0x1c/0x140 [ 692.212875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 692.212875][ T10] inet6_addr_add+0x4f8/0xa40 [ 692.212875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.212875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.212875][ T10] netlink_rcv_skb+0x130/0x360 [ 692.212875][ T10] netlink_unicast+0x449/0x710 [ 692.212875][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.212875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.212875][ T10] ___sys_sendmsg+0xee/0x170 [ 692.212875][ T10] __sys_sendmsg+0xcd/0x170 [ 692.212875][ T10] do_syscall_64+0xc6/0x1e0 [ 692.212875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.212875][ T10] [ 692.214894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.214894][ T10] netdev_get_by_index+0x5e/0x80 [ 692.214894][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.214894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.214894][ T10] addrconf_f6i_alloc+0x315/0x560 [ 692.214894][ T10] ipv6_add_addr+0x411/0x2000 [ 692.214894][ T10] inet6_addr_add+0x30e/0xa40 [ 692.214894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.214894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.214894][ T10] netlink_rcv_skb+0x130/0x360 [ 692.214894][ T10] netlink_unicast+0x449/0x710 [ 692.214894][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.214894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.214894][ T10] ___sys_sendmsg+0xee/0x170 [ 692.214894][ T10] __sys_sendmsg+0xcd/0x170 [ 692.214894][ T10] do_syscall_64+0xc6/0x1e0 [ 692.214894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.214894][ T10] [ 692.216931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.216931][ T10] netdev_get_by_index+0x5e/0x80 [ 692.216931][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.216931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.216931][ T10] ip6_route_add+0x1c/0x140 [ 692.216931][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 692.216931][ T10] addrconf_add_dev+0xe2/0x170 [ 692.216931][ T10] inet6_addr_add+0x12f/0xa40 [ 692.216931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.216931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.216931][ T10] netlink_rcv_skb+0x130/0x360 [ 692.216931][ T10] netlink_unicast+0x449/0x710 [ 692.216931][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.216931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.216931][ T10] ___sys_sendmsg+0xee/0x170 [ 692.216931][ T10] __sys_sendmsg+0xcd/0x170 [ 692.216931][ T10] do_syscall_64+0xc6/0x1e0 [ 692.216931][ T10] [ 692.218903][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.218903][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 692.218903][ T10] ipv6_find_idev+0x102/0x170 [ 692.218903][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.218903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.218903][ T10] netlink_rcv_skb+0x130/0x360 [ 692.218903][ T10] netlink_unicast+0x449/0x710 [ 692.218903][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.218903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.218903][ T10] ___sys_sendmsg+0xee/0x170 [ 692.218903][ T10] __sys_sendmsg+0xcd/0x170 [ 692.218903][ T10] do_syscall_64+0xc6/0x1e0 [ 692.218903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.218903][ T10] [ 692.220455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 692.220455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 692.220455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 692.220455][ T10] ipv6_find_idev+0x102/0x170 [ 692.220455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.220455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.220455][ T10] netlink_rcv_skb+0x130/0x360 [ 692.220455][ T10] netlink_unicast+0x449/0x710 [ 692.220455][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.220455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.220455][ T10] ___sys_sendmsg+0xee/0x170 [ 692.220455][ T10] __sys_sendmsg+0xcd/0x170 [ 692.220455][ T10] do_syscall_64+0xc6/0x1e0 [ 692.220455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.220455][ T10] [ 692.222199][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 692.222479][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 692.222479][ T10] dst_init+0x84/0x4a0 [ 692.222479][ T10] dst_alloc+0x97/0x150 [ 692.222479][ T10] ip6_dst_alloc+0x23/0x90 [ 692.222479][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 692.222479][ T10] ip6_pol_route+0x56f/0x840 [ 692.222479][ T10] fib6_rule_lookup+0x456/0x630 [ 692.222479][ T10] ip6_route_input+0x59c/0xa50 [ 692.222479][ T10] ipv6_rcv+0x397/0x810 [ 692.222479][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 692.222479][ T10] process_backlog+0x101/0x620 [ 692.222479][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 692.222479][ T10] net_rx_action+0x495/0xbe0 [ 692.222479][ T10] __do_softirq+0x1b5/0x7f6 [ 692.222479][ T10] [ 692.224256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.224256][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 692.224256][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 692.224256][ T10] fib6_nh_init+0xa22/0x1580 [ 692.224256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.224256][ T10] ip6_route_add+0x1c/0x140 [ 692.224256][ T10] inet6_rtm_newroute+0x104/0x110 [ 692.224256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.224256][ T10] netlink_rcv_skb+0x130/0x360 [ 692.224256][ T10] netlink_unicast+0x449/0x710 [ 692.224256][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.224256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.224256][ T10] ___sys_sendmsg+0xee/0x170 [ 692.224256][ T10] __sys_sendmsg+0xcd/0x170 [ 692.224256][ T10] do_syscall_64+0xc6/0x1e0 [ 692.224256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.224256][ T10] [ 692.226329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.226329][ T10] netdev_get_by_index+0x5e/0x80 [ 692.226329][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.226329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.226329][ T10] addrconf_f6i_alloc+0x265/0x560 [ 692.226329][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 692.226329][ T10] addrconf_join_anycast+0x1c0/0x220 [ 692.226329][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 692.226329][ T10] addrconf_dad_completed+0x12b/0xe20 [ 692.226329][ T10] addrconf_dad_begin+0x310/0x670 [ 692.226329][ T10] addrconf_dad_work+0x10b/0xab0 [ 692.226329][ T10] process_one_work+0x84d/0x18a0 [ 692.226329][ T10] worker_thread+0x587/0xd30 [ 692.226329][ T10] kthread+0x28a/0x350 [ 692.226329][ T10] ret_from_fork+0x31/0x70 [ 692.226329][ T10] ret_from_fork_asm+0x1a/0x30 [ 692.226329][ T10] [ 692.228575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.228575][ T10] netdev_get_by_index+0x5e/0x80 [ 692.228575][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.228575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.228575][ T10] ip6_route_add+0x1c/0x140 [ 692.228575][ T10] addrconf_prefix_route+0x2a6/0x430 [ 692.228575][ T10] inet6_addr_add+0x4f8/0xa40 [ 692.228575][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.228575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.228575][ T10] netlink_rcv_skb+0x130/0x360 [ 692.228575][ T10] netlink_unicast+0x449/0x710 [ 692.228575][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.228575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.228575][ T10] ___sys_sendmsg+0xee/0x170 [ 692.228575][ T10] __sys_sendmsg+0xcd/0x170 [ 692.228575][ T10] do_syscall_64+0xc6/0x1e0 [ 692.228575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.228575][ T10] [ 692.230786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.230786][ T10] netdev_get_by_index+0x5e/0x80 [ 692.230786][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.230786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.230786][ T10] addrconf_f6i_alloc+0x315/0x560 [ 692.230786][ T10] ipv6_add_addr+0x411/0x2000 [ 692.230786][ T10] inet6_addr_add+0x30e/0xa40 [ 692.230786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.230786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.230786][ T10] netlink_rcv_skb+0x130/0x360 [ 692.230786][ T10] netlink_unicast+0x449/0x710 [ 692.230786][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.230786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.230786][ T10] ___sys_sendmsg+0xee/0x170 [ 692.230786][ T10] __sys_sendmsg+0xcd/0x170 [ 692.230786][ T10] do_syscall_64+0xc6/0x1e0 [ 692.230786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.230786][ T10] [ 692.233054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.233054][ T10] netdev_get_by_index+0x5e/0x80 [ 692.233054][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.233054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.233054][ T10] ip6_route_add+0x1c/0x140 [ 692.233054][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 692.233054][ T10] addrconf_add_dev+0xe2/0x170 [ 692.233054][ T10] inet6_addr_add+0x12f/0xa40 [ 692.233054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.233054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.233054][ T10] netlink_rcv_skb+0x130/0x360 [ 692.233054][ T10] netlink_unicast+0x449/0x710 [ 692.233054][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.233054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.233054][ T10] ___sys_sendmsg+0xee/0x170 [ 692.233054][ T10] __sys_sendmsg+0xcd/0x170 [ 692.233054][ T10] do_syscall_64+0xc6/0x1e0 [ 692.233054][ T10] [ 692.235280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.235280][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 692.235280][ T10] ipv6_find_idev+0x102/0x170 [ 692.235280][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.235280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.235280][ T10] netlink_rcv_skb+0x130/0x360 [ 692.235280][ T10] netlink_unicast+0x449/0x710 [ 692.235280][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.235280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.235280][ T10] ___sys_sendmsg+0xee/0x170 [ 692.235280][ T10] __sys_sendmsg+0xcd/0x170 [ 692.235280][ T10] do_syscall_64+0xc6/0x1e0 [ 692.235280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.235280][ T10] [ 692.236976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 692.236976][ T10] neigh_parms_alloc+0x1e5/0x510 [ 692.236976][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 692.236976][ T10] ipv6_find_idev+0x102/0x170 [ 692.236976][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.236976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.236976][ T10] netlink_rcv_skb+0x130/0x360 [ 692.236976][ T10] netlink_unicast+0x449/0x710 [ 692.236976][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.236976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.236976][ T10] ___sys_sendmsg+0xee/0x170 [ 692.236976][ T10] __sys_sendmsg+0xcd/0x170 [ 692.236976][ T10] do_syscall_64+0xc6/0x1e0 [ 692.236976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.236976][ T10] [ 692.238945][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 692.239189][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 692.239189][ T10] netdev_get_by_index+0x5e/0x80 [ 692.239189][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.239189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.239189][ T10] ip6_route_add+0x1c/0x140 [ 692.239189][ T10] addrconf_prefix_route+0x2a6/0x430 [ 692.239189][ T10] inet6_addr_add+0x4f8/0xa40 [ 692.239189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.239189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.239189][ T10] netlink_rcv_skb+0x130/0x360 [ 692.239189][ T10] netlink_unicast+0x449/0x710 [ 692.239189][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.239189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.239189][ T10] ___sys_sendmsg+0xee/0x170 [ 692.239189][ T10] __sys_sendmsg+0xcd/0x170 [ 692.239189][ T10] do_syscall_64+0xc6/0x1e0 [ 692.239189][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.239189][ T10] [ 692.241390][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 692.241390][ T10] netdev_get_by_index+0x5e/0x80 [ 692.241390][ T10] fib6_nh_init+0x3d8/0x1580 [ 692.241390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 692.241390][ T10] addrconf_f6i_alloc+0x315/0x560 [ 692.241390][ T10] ipv6_add_addr+0x411/0x2000 [ 692.241390][ T10] inet6_addr_add+0x30e/0xa40 [ 692.241390][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 692.241390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.241390][ T10] netlink_rcv_skb+0x130/0x360 [ 692.241390][ T10] netlink_unicast+0x449/0x710 [ 692.241390][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.241390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.241390][ T10] ___sys_sendmsg+0xee/0x170 [ 692.241390][ T10] __sys_sendmsg+0xcd/0x170 [ 692.241390][ T10] do_syscall_64+0xc6/0x1e0 [ 692.241390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.241390][ T10] [ 692.243602][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 692.243602][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 692.243602][ T10] ipv6_find_idev+0x102/0x170 [ 692.243602][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.243602][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.243602][ T10] netlink_rcv_skb+0x130/0x360 [ 692.243602][ T10] netlink_unicast+0x449/0x710 [ 692.243602][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.243602][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.243602][ T10] ___sys_sendmsg+0xee/0x170 [ 692.243602][ T10] __sys_sendmsg+0xcd/0x170 [ 692.243602][ T10] do_syscall_64+0xc6/0x1e0 [ 692.243602][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.243602][ T10] [ 692.245342][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 692.245342][ T10] neigh_parms_alloc+0x1e5/0x510 [ 692.245342][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 692.245342][ T10] ipv6_find_idev+0x102/0x170 [ 692.245342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 692.245342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 692.245342][ T10] netlink_rcv_skb+0x130/0x360 [ 692.245342][ T10] netlink_unicast+0x449/0x710 [ 692.245342][ T10] netlink_sendmsg+0x723/0xbe0 [ 692.245342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 692.245342][ T10] ___sys_sendmsg+0xee/0x170 [ 692.245342][ T10] __sys_sendmsg+0xcd/0x170 [ 692.245342][ T10] do_syscall_64+0xc6/0x1e0 [ 692.245342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 692.245342][ T10] [ 693.123538][ T4680] br0: port 1(vx0) entered blocking state [ 693.124443][ T4680] br0: port 1(vx0) entered disabled state [ 693.124618][ T4680] vx0: entered allmulticast mode [ 693.125811][ T4680] vx0: entered promiscuous mode [ 693.127659][ T4680] br0: port 1(vx0) entered blocking state [ 693.127843][ T4680] br0: port 1(vx0) entered forwarding state [ 697.616620][ T4711] veth0: renamed from veth1 [ 701.564935][ T4738] br0: port 1(vx0) entered blocking state [ 701.565151][ T4738] br0: port 1(vx0) entered disabled state [ 701.565331][ T4738] vx0: entered allmulticast mode [ 701.567756][ T4738] vx0: entered promiscuous mode [ 701.574736][ T4738] br0: port 1(vx0) entered blocking state [ 701.574954][ T4738] br0: port 1(vx0) entered forwarding state [ 702.374829][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 702.375154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.375154][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 702.375154][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 702.375154][ T10] fib6_nh_init+0xa22/0x1580 [ 702.375154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.375154][ T10] ip6_route_add+0x1c/0x140 [ 702.375154][ T10] inet6_rtm_newroute+0x104/0x110 [ 702.375154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.375154][ T10] netlink_rcv_skb+0x130/0x360 [ 702.375154][ T10] netlink_unicast+0x449/0x710 [ 702.375154][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.375154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.375154][ T10] ___sys_sendmsg+0xee/0x170 [ 702.375154][ T10] __sys_sendmsg+0xcd/0x170 [ 702.375154][ T10] do_syscall_64+0xc6/0x1e0 [ 702.375154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.375154][ T10] [ 702.377116][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.377116][ T10] dst_init+0x84/0x4a0 [ 702.377116][ T10] dst_alloc+0x97/0x150 [ 702.377116][ T10] ip6_dst_alloc+0x23/0x90 [ 702.377116][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 702.377116][ T10] ip6_pol_route+0x56f/0x840 [ 702.377116][ T10] fib6_rule_lookup+0x456/0x630 [ 702.377116][ T10] ip6_route_input+0x59c/0xa50 [ 702.377116][ T10] ipv6_rcv+0x397/0x810 [ 702.377116][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 702.377116][ T10] process_backlog+0x101/0x620 [ 702.377116][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 702.377116][ T10] net_rx_action+0x495/0xbe0 [ 702.377116][ T10] __do_softirq+0x1b5/0x7f6 [ 702.377116][ T10] [ 702.378785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.378785][ T10] netdev_get_by_index+0x5e/0x80 [ 702.378785][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.378785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.378785][ T10] addrconf_f6i_alloc+0x265/0x560 [ 702.378785][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 702.378785][ T10] addrconf_join_anycast+0x1c0/0x220 [ 702.378785][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 702.378785][ T10] addrconf_dad_completed+0x12b/0xe20 [ 702.378785][ T10] addrconf_dad_begin+0x310/0x670 [ 702.378785][ T10] addrconf_dad_work+0x10b/0xab0 [ 702.378785][ T10] process_one_work+0x84d/0x18a0 [ 702.378785][ T10] worker_thread+0x587/0xd30 [ 702.378785][ T10] kthread+0x28a/0x350 [ 702.378785][ T10] ret_from_fork+0x31/0x70 [ 702.378785][ T10] ret_from_fork_asm+0x1a/0x30 [ 702.378785][ T10] [ 702.380706][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.380706][ T10] netdev_get_by_index+0x5e/0x80 [ 702.380706][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.380706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.380706][ T10] ip6_route_add+0x1c/0x140 [ 702.380706][ T10] addrconf_prefix_route+0x2a6/0x430 [ 702.380706][ T10] inet6_addr_add+0x4f8/0xa40 [ 702.380706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.380706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.380706][ T10] netlink_rcv_skb+0x130/0x360 [ 702.380706][ T10] netlink_unicast+0x449/0x710 [ 702.380706][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.380706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.380706][ T10] ___sys_sendmsg+0xee/0x170 [ 702.380706][ T10] __sys_sendmsg+0xcd/0x170 [ 702.380706][ T10] do_syscall_64+0xc6/0x1e0 [ 702.380706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.380706][ T10] [ 702.382734][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.382734][ T10] netdev_get_by_index+0x5e/0x80 [ 702.382734][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.382734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.382734][ T10] addrconf_f6i_alloc+0x315/0x560 [ 702.382734][ T10] ipv6_add_addr+0x411/0x2000 [ 702.382734][ T10] inet6_addr_add+0x30e/0xa40 [ 702.382734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.382734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.382734][ T10] netlink_rcv_skb+0x130/0x360 [ 702.382734][ T10] netlink_unicast+0x449/0x710 [ 702.382734][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.382734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.382734][ T10] ___sys_sendmsg+0xee/0x170 [ 702.382734][ T10] __sys_sendmsg+0xcd/0x170 [ 702.382734][ T10] do_syscall_64+0xc6/0x1e0 [ 702.382734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.382734][ T10] [ 702.384746][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.384746][ T10] netdev_get_by_index+0x5e/0x80 [ 702.384746][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.384746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.384746][ T10] ip6_route_add+0x1c/0x140 [ 702.384746][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 702.384746][ T10] addrconf_add_dev+0xe2/0x170 [ 702.384746][ T10] inet6_addr_add+0x12f/0xa40 [ 702.384746][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.384746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.384746][ T10] netlink_rcv_skb+0x130/0x360 [ 702.384746][ T10] netlink_unicast+0x449/0x710 [ 702.384746][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.384746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.384746][ T10] ___sys_sendmsg+0xee/0x170 [ 702.384746][ T10] __sys_sendmsg+0xcd/0x170 [ 702.384746][ T10] do_syscall_64+0xc6/0x1e0 [ 702.384746][ T10] [ 702.386725][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.386725][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 702.386725][ T10] ipv6_find_idev+0x102/0x170 [ 702.386725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.386725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.386725][ T10] netlink_rcv_skb+0x130/0x360 [ 702.386725][ T10] netlink_unicast+0x449/0x710 [ 702.386725][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.386725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.386725][ T10] ___sys_sendmsg+0xee/0x170 [ 702.386725][ T10] __sys_sendmsg+0xcd/0x170 [ 702.386725][ T10] do_syscall_64+0xc6/0x1e0 [ 702.386725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.386725][ T10] [ 702.388289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 702.388289][ T10] neigh_parms_alloc+0x1e5/0x510 [ 702.388289][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 702.388289][ T10] ipv6_find_idev+0x102/0x170 [ 702.388289][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.388289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.388289][ T10] netlink_rcv_skb+0x130/0x360 [ 702.388289][ T10] netlink_unicast+0x449/0x710 [ 702.388289][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.388289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.388289][ T10] ___sys_sendmsg+0xee/0x170 [ 702.388289][ T10] __sys_sendmsg+0xcd/0x170 [ 702.388289][ T10] do_syscall_64+0xc6/0x1e0 [ 702.388289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.388289][ T10] [ 702.390066][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 702.390346][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 702.390346][ T10] dst_init+0x84/0x4a0 [ 702.390346][ T10] dst_alloc+0x97/0x150 [ 702.390346][ T10] ip6_dst_alloc+0x23/0x90 [ 702.390346][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 702.390346][ T10] ip6_pol_route+0x56f/0x840 [ 702.390346][ T10] fib6_rule_lookup+0x456/0x630 [ 702.390346][ T10] ip6_route_input+0x59c/0xa50 [ 702.390346][ T10] ipv6_rcv+0x397/0x810 [ 702.390346][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 702.390346][ T10] process_backlog+0x101/0x620 [ 702.390346][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 702.390346][ T10] net_rx_action+0x495/0xbe0 [ 702.390346][ T10] __do_softirq+0x1b5/0x7f6 [ 702.390346][ T10] [ 702.392041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.392041][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 702.392041][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 702.392041][ T10] fib6_nh_init+0xa22/0x1580 [ 702.392041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.392041][ T10] ip6_route_add+0x1c/0x140 [ 702.392041][ T10] inet6_rtm_newroute+0x104/0x110 [ 702.392041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.392041][ T10] netlink_rcv_skb+0x130/0x360 [ 702.392041][ T10] netlink_unicast+0x449/0x710 [ 702.392041][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.392041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.392041][ T10] ___sys_sendmsg+0xee/0x170 [ 702.392041][ T10] __sys_sendmsg+0xcd/0x170 [ 702.392041][ T10] do_syscall_64+0xc6/0x1e0 [ 702.392041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.392041][ T10] [ 702.393977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.393977][ T10] netdev_get_by_index+0x5e/0x80 [ 702.393977][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.393977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.393977][ T10] addrconf_f6i_alloc+0x265/0x560 [ 702.393977][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 702.393977][ T10] addrconf_join_anycast+0x1c0/0x220 [ 702.393977][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 702.393977][ T10] addrconf_dad_completed+0x12b/0xe20 [ 702.393977][ T10] addrconf_dad_begin+0x310/0x670 [ 702.393977][ T10] addrconf_dad_work+0x10b/0xab0 [ 702.393977][ T10] process_one_work+0x84d/0x18a0 [ 702.393977][ T10] worker_thread+0x587/0xd30 [ 702.393977][ T10] kthread+0x28a/0x350 [ 702.393977][ T10] ret_from_fork+0x31/0x70 [ 702.393977][ T10] ret_from_fork_asm+0x1a/0x30 [ 702.393977][ T10] [ 702.395955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.395955][ T10] netdev_get_by_index+0x5e/0x80 [ 702.395955][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.395955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.395955][ T10] ip6_route_add+0x1c/0x140 [ 702.395955][ T10] addrconf_prefix_route+0x2a6/0x430 [ 702.395955][ T10] inet6_addr_add+0x4f8/0xa40 [ 702.395955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.395955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.395955][ T10] netlink_rcv_skb+0x130/0x360 [ 702.395955][ T10] netlink_unicast+0x449/0x710 [ 702.395955][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.395955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.395955][ T10] ___sys_sendmsg+0xee/0x170 [ 702.395955][ T10] __sys_sendmsg+0xcd/0x170 [ 702.395955][ T10] do_syscall_64+0xc6/0x1e0 [ 702.395955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.395955][ T10] [ 702.398101][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.398101][ T10] netdev_get_by_index+0x5e/0x80 [ 702.398101][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.398101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.398101][ T10] addrconf_f6i_alloc+0x315/0x560 [ 702.398101][ T10] ipv6_add_addr+0x411/0x2000 [ 702.398101][ T10] inet6_addr_add+0x30e/0xa40 [ 702.398101][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.398101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.398101][ T10] netlink_rcv_skb+0x130/0x360 [ 702.398101][ T10] netlink_unicast+0x449/0x710 [ 702.398101][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.398101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.398101][ T10] ___sys_sendmsg+0xee/0x170 [ 702.398101][ T10] __sys_sendmsg+0xcd/0x170 [ 702.398101][ T10] do_syscall_64+0xc6/0x1e0 [ 702.398101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.398101][ T10] [ 702.400320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.400320][ T10] netdev_get_by_index+0x5e/0x80 [ 702.400320][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.400320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.400320][ T10] ip6_route_add+0x1c/0x140 [ 702.400320][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 702.400320][ T10] addrconf_add_dev+0xe2/0x170 [ 702.400320][ T10] inet6_addr_add+0x12f/0xa40 [ 702.400320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.400320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.400320][ T10] netlink_rcv_skb+0x130/0x360 [ 702.400320][ T10] netlink_unicast+0x449/0x710 [ 702.400320][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.400320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.400320][ T10] ___sys_sendmsg+0xee/0x170 [ 702.400320][ T10] __sys_sendmsg+0xcd/0x170 [ 702.400320][ T10] do_syscall_64+0xc6/0x1e0 [ 702.400320][ T10] [ 702.402637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.402637][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 702.402637][ T10] ipv6_find_idev+0x102/0x170 [ 702.402637][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.402637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.402637][ T10] netlink_rcv_skb+0x130/0x360 [ 702.402637][ T10] netlink_unicast+0x449/0x710 [ 702.402637][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.402637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.402637][ T10] ___sys_sendmsg+0xee/0x170 [ 702.402637][ T10] __sys_sendmsg+0xcd/0x170 [ 702.402637][ T10] do_syscall_64+0xc6/0x1e0 [ 702.402637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.402637][ T10] [ 702.404452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 702.404452][ T10] neigh_parms_alloc+0x1e5/0x510 [ 702.404452][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 702.404452][ T10] ipv6_find_idev+0x102/0x170 [ 702.404452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.404452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.404452][ T10] netlink_rcv_skb+0x130/0x360 [ 702.404452][ T10] netlink_unicast+0x449/0x710 [ 702.404452][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.404452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.404452][ T10] ___sys_sendmsg+0xee/0x170 [ 702.404452][ T10] __sys_sendmsg+0xcd/0x170 [ 702.404452][ T10] do_syscall_64+0xc6/0x1e0 [ 702.404452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.404452][ T10] [ 702.406320][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 702.406633][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 702.406633][ T10] netdev_get_by_index+0x5e/0x80 [ 702.406633][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.406633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.406633][ T10] ip6_route_add+0x1c/0x140 [ 702.406633][ T10] addrconf_prefix_route+0x2a6/0x430 [ 702.406633][ T10] inet6_addr_add+0x4f8/0xa40 [ 702.406633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.406633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.406633][ T10] netlink_rcv_skb+0x130/0x360 [ 702.406633][ T10] netlink_unicast+0x449/0x710 [ 702.406633][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.406633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.406633][ T10] ___sys_sendmsg+0xee/0x170 [ 702.406633][ T10] __sys_sendmsg+0xcd/0x170 [ 702.406633][ T10] do_syscall_64+0xc6/0x1e0 [ 702.406633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.406633][ T10] [ 702.408682][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 702.408682][ T10] netdev_get_by_index+0x5e/0x80 [ 702.408682][ T10] fib6_nh_init+0x3d8/0x1580 [ 702.408682][ T10] ip6_route_info_create+0xf18/0x17d0 [ 702.408682][ T10] addrconf_f6i_alloc+0x315/0x560 [ 702.408682][ T10] ipv6_add_addr+0x411/0x2000 [ 702.408682][ T10] inet6_addr_add+0x30e/0xa40 [ 702.408682][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 702.408682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.408682][ T10] netlink_rcv_skb+0x130/0x360 [ 702.408682][ T10] netlink_unicast+0x449/0x710 [ 702.408682][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.408682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.408682][ T10] ___sys_sendmsg+0xee/0x170 [ 702.408682][ T10] __sys_sendmsg+0xcd/0x170 [ 702.408682][ T10] do_syscall_64+0xc6/0x1e0 [ 702.408682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.408682][ T10] [ 702.410779][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 702.410779][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 702.410779][ T10] ipv6_find_idev+0x102/0x170 [ 702.410779][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.410779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.410779][ T10] netlink_rcv_skb+0x130/0x360 [ 702.410779][ T10] netlink_unicast+0x449/0x710 [ 702.410779][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.410779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.410779][ T10] ___sys_sendmsg+0xee/0x170 [ 702.410779][ T10] __sys_sendmsg+0xcd/0x170 [ 702.410779][ T10] do_syscall_64+0xc6/0x1e0 [ 702.410779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.410779][ T10] [ 702.412526][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 702.412526][ T10] neigh_parms_alloc+0x1e5/0x510 [ 702.412526][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 702.412526][ T10] ipv6_find_idev+0x102/0x170 [ 702.412526][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 702.412526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 702.412526][ T10] netlink_rcv_skb+0x130/0x360 [ 702.412526][ T10] netlink_unicast+0x449/0x710 [ 702.412526][ T10] netlink_sendmsg+0x723/0xbe0 [ 702.412526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 702.412526][ T10] ___sys_sendmsg+0xee/0x170 [ 702.412526][ T10] __sys_sendmsg+0xcd/0x170 [ 702.412526][ T10] do_syscall_64+0xc6/0x1e0 [ 702.412526][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 702.412526][ T10] [ 706.865137][ T4768] br0: port 1(vx0) entered blocking state [ 706.865342][ T4768] br0: port 1(vx0) entered disabled state [ 706.865517][ T4768] vx0: entered allmulticast mode [ 706.866682][ T4768] vx0: entered promiscuous mode [ 706.873534][ T4768] br0: port 1(vx0) entered blocking state [ 706.873718][ T4768] br0: port 1(vx0) entered forwarding state [ 712.494973][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 712.495597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.495597][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 712.495597][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 712.495597][ T10] fib6_nh_init+0xa22/0x1580 [ 712.495597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.495597][ T10] ip6_route_add+0x1c/0x140 [ 712.495597][ T10] inet6_rtm_newroute+0x104/0x110 [ 712.495597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.495597][ T10] netlink_rcv_skb+0x130/0x360 [ 712.495597][ T10] netlink_unicast+0x449/0x710 [ 712.495597][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.495597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.495597][ T10] ___sys_sendmsg+0xee/0x170 [ 712.495597][ T10] __sys_sendmsg+0xcd/0x170 [ 712.495597][ T10] do_syscall_64+0xc6/0x1e0 [ 712.495597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.495597][ T10] [ 712.498679][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.498679][ T10] dst_init+0x84/0x4a0 [ 712.498679][ T10] dst_alloc+0x97/0x150 [ 712.498679][ T10] ip6_dst_alloc+0x23/0x90 [ 712.498679][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 712.498679][ T10] ip6_pol_route+0x56f/0x840 [ 712.498679][ T10] fib6_rule_lookup+0x456/0x630 [ 712.498679][ T10] ip6_route_input+0x59c/0xa50 [ 712.498679][ T10] ipv6_rcv+0x397/0x810 [ 712.498679][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 712.498679][ T10] process_backlog+0x101/0x620 [ 712.498679][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 712.498679][ T10] net_rx_action+0x495/0xbe0 [ 712.498679][ T10] __do_softirq+0x1b5/0x7f6 [ 712.498679][ T10] [ 712.501380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.501380][ T10] netdev_get_by_index+0x5e/0x80 [ 712.501380][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.501380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.501380][ T10] addrconf_f6i_alloc+0x265/0x560 [ 712.501380][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 712.501380][ T10] addrconf_join_anycast+0x1c0/0x220 [ 712.501380][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 712.501380][ T10] addrconf_dad_completed+0x12b/0xe20 [ 712.501380][ T10] addrconf_dad_begin+0x310/0x670 [ 712.501380][ T10] addrconf_dad_work+0x10b/0xab0 [ 712.501380][ T10] process_one_work+0x84d/0x18a0 [ 712.501380][ T10] worker_thread+0x587/0xd30 [ 712.501380][ T10] kthread+0x28a/0x350 [ 712.501380][ T10] ret_from_fork+0x31/0x70 [ 712.501380][ T10] ret_from_fork_asm+0x1a/0x30 [ 712.501380][ T10] [ 712.504502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.504502][ T10] netdev_get_by_index+0x5e/0x80 [ 712.504502][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.504502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.504502][ T10] ip6_route_add+0x1c/0x140 [ 712.504502][ T10] addrconf_prefix_route+0x2a6/0x430 [ 712.504502][ T10] inet6_addr_add+0x4f8/0xa40 [ 712.504502][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.504502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.504502][ T10] netlink_rcv_skb+0x130/0x360 [ 712.504502][ T10] netlink_unicast+0x449/0x710 [ 712.504502][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.504502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.504502][ T10] ___sys_sendmsg+0xee/0x170 [ 712.504502][ T10] __sys_sendmsg+0xcd/0x170 [ 712.504502][ T10] do_syscall_64+0xc6/0x1e0 [ 712.504502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.504502][ T10] [ 712.507737][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.507737][ T10] netdev_get_by_index+0x5e/0x80 [ 712.507737][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.507737][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.507737][ T10] addrconf_f6i_alloc+0x315/0x560 [ 712.507737][ T10] ipv6_add_addr+0x411/0x2000 [ 712.507737][ T10] inet6_addr_add+0x30e/0xa40 [ 712.507737][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.507737][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.507737][ T10] netlink_rcv_skb+0x130/0x360 [ 712.507737][ T10] netlink_unicast+0x449/0x710 [ 712.507737][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.507737][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.507737][ T10] ___sys_sendmsg+0xee/0x170 [ 712.507737][ T10] __sys_sendmsg+0xcd/0x170 [ 712.507737][ T10] do_syscall_64+0xc6/0x1e0 [ 712.507737][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.507737][ T10] [ 712.510936][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.510936][ T10] netdev_get_by_index+0x5e/0x80 [ 712.510936][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.510936][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.510936][ T10] ip6_route_add+0x1c/0x140 [ 712.510936][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 712.510936][ T10] addrconf_add_dev+0xe2/0x170 [ 712.510936][ T10] inet6_addr_add+0x12f/0xa40 [ 712.510936][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.510936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.510936][ T10] netlink_rcv_skb+0x130/0x360 [ 712.510936][ T10] netlink_unicast+0x449/0x710 [ 712.510936][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.510936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.510936][ T10] ___sys_sendmsg+0xee/0x170 [ 712.510936][ T10] __sys_sendmsg+0xcd/0x170 [ 712.510936][ T10] do_syscall_64+0xc6/0x1e0 [ 712.510936][ T10] [ 712.514119][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.514119][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 712.514119][ T10] ipv6_find_idev+0x102/0x170 [ 712.514119][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.514119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.514119][ T10] netlink_rcv_skb+0x130/0x360 [ 712.514119][ T10] netlink_unicast+0x449/0x710 [ 712.514119][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.514119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.514119][ T10] ___sys_sendmsg+0xee/0x170 [ 712.514119][ T10] __sys_sendmsg+0xcd/0x170 [ 712.514119][ T10] do_syscall_64+0xc6/0x1e0 [ 712.514119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.514119][ T10] [ 712.516581][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 712.516581][ T10] neigh_parms_alloc+0x1e5/0x510 [ 712.516581][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 712.516581][ T10] ipv6_find_idev+0x102/0x170 [ 712.516581][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.516581][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.516581][ T10] netlink_rcv_skb+0x130/0x360 [ 712.516581][ T10] netlink_unicast+0x449/0x710 [ 712.516581][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.516581][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.516581][ T10] ___sys_sendmsg+0xee/0x170 [ 712.516581][ T10] __sys_sendmsg+0xcd/0x170 [ 712.516581][ T10] do_syscall_64+0xc6/0x1e0 [ 712.516581][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.516581][ T10] [ 712.519284][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 712.519724][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 712.519724][ T10] dst_init+0x84/0x4a0 [ 712.519724][ T10] dst_alloc+0x97/0x150 [ 712.519724][ T10] ip6_dst_alloc+0x23/0x90 [ 712.519724][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 712.519724][ T10] ip6_pol_route+0x56f/0x840 [ 712.519724][ T10] fib6_rule_lookup+0x456/0x630 [ 712.519724][ T10] ip6_route_input+0x59c/0xa50 [ 712.519724][ T10] ipv6_rcv+0x397/0x810 [ 712.519724][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 712.519724][ T10] process_backlog+0x101/0x620 [ 712.519724][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 712.519724][ T10] net_rx_action+0x495/0xbe0 [ 712.519724][ T10] __do_softirq+0x1b5/0x7f6 [ 712.519724][ T10] [ 712.522357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.522357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 712.522357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 712.522357][ T10] fib6_nh_init+0xa22/0x1580 [ 712.522357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.522357][ T10] ip6_route_add+0x1c/0x140 [ 712.522357][ T10] inet6_rtm_newroute+0x104/0x110 [ 712.522357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.522357][ T10] netlink_rcv_skb+0x130/0x360 [ 712.522357][ T10] netlink_unicast+0x449/0x710 [ 712.522357][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.522357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.522357][ T10] ___sys_sendmsg+0xee/0x170 [ 712.522357][ T10] __sys_sendmsg+0xcd/0x170 [ 712.522357][ T10] do_syscall_64+0xc6/0x1e0 [ 712.522357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.522357][ T10] [ 712.525392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.525392][ T10] netdev_get_by_index+0x5e/0x80 [ 712.525392][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.525392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.525392][ T10] addrconf_f6i_alloc+0x265/0x560 [ 712.525392][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 712.525392][ T10] addrconf_join_anycast+0x1c0/0x220 [ 712.525392][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 712.525392][ T10] addrconf_dad_completed+0x12b/0xe20 [ 712.525392][ T10] addrconf_dad_begin+0x310/0x670 [ 712.525392][ T10] addrconf_dad_work+0x10b/0xab0 [ 712.525392][ T10] process_one_work+0x84d/0x18a0 [ 712.525392][ T10] worker_thread+0x587/0xd30 [ 712.525392][ T10] kthread+0x28a/0x350 [ 712.525392][ T10] ret_from_fork+0x31/0x70 [ 712.525392][ T10] ret_from_fork_asm+0x1a/0x30 [ 712.525392][ T10] [ 712.528482][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.528482][ T10] netdev_get_by_index+0x5e/0x80 [ 712.528482][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.528482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.528482][ T10] ip6_route_add+0x1c/0x140 [ 712.528482][ T10] addrconf_prefix_route+0x2a6/0x430 [ 712.528482][ T10] inet6_addr_add+0x4f8/0xa40 [ 712.528482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.528482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.528482][ T10] netlink_rcv_skb+0x130/0x360 [ 712.528482][ T10] netlink_unicast+0x449/0x710 [ 712.528482][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.528482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.528482][ T10] ___sys_sendmsg+0xee/0x170 [ 712.528482][ T10] __sys_sendmsg+0xcd/0x170 [ 712.528482][ T10] do_syscall_64+0xc6/0x1e0 [ 712.528482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.528482][ T10] [ 712.531685][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.531685][ T10] netdev_get_by_index+0x5e/0x80 [ 712.531685][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.531685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.531685][ T10] addrconf_f6i_alloc+0x315/0x560 [ 712.531685][ T10] ipv6_add_addr+0x411/0x2000 [ 712.531685][ T10] inet6_addr_add+0x30e/0xa40 [ 712.531685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.531685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.531685][ T10] netlink_rcv_skb+0x130/0x360 [ 712.531685][ T10] netlink_unicast+0x449/0x710 [ 712.531685][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.531685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.531685][ T10] ___sys_sendmsg+0xee/0x170 [ 712.531685][ T10] __sys_sendmsg+0xcd/0x170 [ 712.531685][ T10] do_syscall_64+0xc6/0x1e0 [ 712.531685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.531685][ T10] [ 712.534908][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.534908][ T10] netdev_get_by_index+0x5e/0x80 [ 712.534908][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.534908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.534908][ T10] ip6_route_add+0x1c/0x140 [ 712.534908][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 712.534908][ T10] addrconf_add_dev+0xe2/0x170 [ 712.534908][ T10] inet6_addr_add+0x12f/0xa40 [ 712.534908][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.534908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.534908][ T10] netlink_rcv_skb+0x130/0x360 [ 712.534908][ T10] netlink_unicast+0x449/0x710 [ 712.534908][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.534908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.534908][ T10] ___sys_sendmsg+0xee/0x170 [ 712.534908][ T10] __sys_sendmsg+0xcd/0x170 [ 712.534908][ T10] do_syscall_64+0xc6/0x1e0 [ 712.534908][ T10] [ 712.538400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.538400][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 712.538400][ T10] ipv6_find_idev+0x102/0x170 [ 712.538400][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.538400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.538400][ T10] netlink_rcv_skb+0x130/0x360 [ 712.538400][ T10] netlink_unicast+0x449/0x710 [ 712.538400][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.538400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.538400][ T10] ___sys_sendmsg+0xee/0x170 [ 712.538400][ T10] __sys_sendmsg+0xcd/0x170 [ 712.538400][ T10] do_syscall_64+0xc6/0x1e0 [ 712.538400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.538400][ T10] [ 712.541184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 712.541184][ T10] neigh_parms_alloc+0x1e5/0x510 [ 712.541184][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 712.541184][ T10] ipv6_find_idev+0x102/0x170 [ 712.541184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.541184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.541184][ T10] netlink_rcv_skb+0x130/0x360 [ 712.541184][ T10] netlink_unicast+0x449/0x710 [ 712.541184][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.541184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.541184][ T10] ___sys_sendmsg+0xee/0x170 [ 712.541184][ T10] __sys_sendmsg+0xcd/0x170 [ 712.541184][ T10] do_syscall_64+0xc6/0x1e0 [ 712.541184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.541184][ T10] [ 712.544100][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 712.544487][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 712.544487][ T10] netdev_get_by_index+0x5e/0x80 [ 712.544487][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.544487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.544487][ T10] ip6_route_add+0x1c/0x140 [ 712.544487][ T10] addrconf_prefix_route+0x2a6/0x430 [ 712.544487][ T10] inet6_addr_add+0x4f8/0xa40 [ 712.544487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.544487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.544487][ T10] netlink_rcv_skb+0x130/0x360 [ 712.544487][ T10] netlink_unicast+0x449/0x710 [ 712.544487][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.544487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.544487][ T10] ___sys_sendmsg+0xee/0x170 [ 712.544487][ T10] __sys_sendmsg+0xcd/0x170 [ 712.544487][ T10] do_syscall_64+0xc6/0x1e0 [ 712.544487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.544487][ T10] [ 712.548135][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 712.548135][ T10] netdev_get_by_index+0x5e/0x80 [ 712.548135][ T10] fib6_nh_init+0x3d8/0x1580 [ 712.548135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 712.548135][ T10] addrconf_f6i_alloc+0x315/0x560 [ 712.548135][ T10] ipv6_add_addr+0x411/0x2000 [ 712.548135][ T10] inet6_addr_add+0x30e/0xa40 [ 712.548135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 712.548135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.548135][ T10] netlink_rcv_skb+0x130/0x360 [ 712.548135][ T10] netlink_unicast+0x449/0x710 [ 712.548135][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.548135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.548135][ T10] ___sys_sendmsg+0xee/0x170 [ 712.548135][ T10] __sys_sendmsg+0xcd/0x170 [ 712.548135][ T10] do_syscall_64+0xc6/0x1e0 [ 712.548135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.548135][ T10] [ 712.551814][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 712.551814][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 712.551814][ T10] ipv6_find_idev+0x102/0x170 [ 712.551814][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.551814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.551814][ T10] netlink_rcv_skb+0x130/0x360 [ 712.551814][ T10] netlink_unicast+0x449/0x710 [ 712.551814][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.551814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.551814][ T10] ___sys_sendmsg+0xee/0x170 [ 712.551814][ T10] __sys_sendmsg+0xcd/0x170 [ 712.551814][ T10] do_syscall_64+0xc6/0x1e0 [ 712.551814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.551814][ T10] [ 712.554774][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 712.554774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 712.554774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 712.554774][ T10] ipv6_find_idev+0x102/0x170 [ 712.554774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 712.554774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 712.554774][ T10] netlink_rcv_skb+0x130/0x360 [ 712.554774][ T10] netlink_unicast+0x449/0x710 [ 712.554774][ T10] netlink_sendmsg+0x723/0xbe0 [ 712.554774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 712.554774][ T10] ___sys_sendmsg+0xee/0x170 [ 712.554774][ T10] __sys_sendmsg+0xcd/0x170 [ 712.554774][ T10] do_syscall_64+0xc6/0x1e0 [ 712.554774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 712.554774][ T10] [ 722.670827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 722.671172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.671172][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 722.671172][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 722.671172][ T10] fib6_nh_init+0xa22/0x1580 [ 722.671172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.671172][ T10] ip6_route_add+0x1c/0x140 [ 722.671172][ T10] inet6_rtm_newroute+0x104/0x110 [ 722.671172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.671172][ T10] netlink_rcv_skb+0x130/0x360 [ 722.671172][ T10] netlink_unicast+0x449/0x710 [ 722.671172][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.671172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.671172][ T10] ___sys_sendmsg+0xee/0x170 [ 722.671172][ T10] __sys_sendmsg+0xcd/0x170 [ 722.671172][ T10] do_syscall_64+0xc6/0x1e0 [ 722.671172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.671172][ T10] [ 722.673124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.673124][ T10] dst_init+0x84/0x4a0 [ 722.673124][ T10] dst_alloc+0x97/0x150 [ 722.673124][ T10] ip6_dst_alloc+0x23/0x90 [ 722.673124][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 722.673124][ T10] ip6_pol_route+0x56f/0x840 [ 722.673124][ T10] fib6_rule_lookup+0x456/0x630 [ 722.673124][ T10] ip6_route_input+0x59c/0xa50 [ 722.673124][ T10] ipv6_rcv+0x397/0x810 [ 722.673124][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 722.673124][ T10] process_backlog+0x101/0x620 [ 722.673124][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 722.673124][ T10] net_rx_action+0x495/0xbe0 [ 722.673124][ T10] __do_softirq+0x1b5/0x7f6 [ 722.673124][ T10] [ 722.674820][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.674820][ T10] netdev_get_by_index+0x5e/0x80 [ 722.674820][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.674820][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.674820][ T10] addrconf_f6i_alloc+0x265/0x560 [ 722.674820][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 722.674820][ T10] addrconf_join_anycast+0x1c0/0x220 [ 722.674820][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 722.674820][ T10] addrconf_dad_completed+0x12b/0xe20 [ 722.674820][ T10] addrconf_dad_begin+0x310/0x670 [ 722.674820][ T10] addrconf_dad_work+0x10b/0xab0 [ 722.674820][ T10] process_one_work+0x84d/0x18a0 [ 722.674820][ T10] worker_thread+0x587/0xd30 [ 722.674820][ T10] kthread+0x28a/0x350 [ 722.674820][ T10] ret_from_fork+0x31/0x70 [ 722.674820][ T10] ret_from_fork_asm+0x1a/0x30 [ 722.674820][ T10] [ 722.676776][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.676776][ T10] netdev_get_by_index+0x5e/0x80 [ 722.676776][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.676776][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.676776][ T10] ip6_route_add+0x1c/0x140 [ 722.676776][ T10] addrconf_prefix_route+0x2a6/0x430 [ 722.676776][ T10] inet6_addr_add+0x4f8/0xa40 [ 722.676776][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.676776][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.676776][ T10] netlink_rcv_skb+0x130/0x360 [ 722.676776][ T10] netlink_unicast+0x449/0x710 [ 722.676776][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.676776][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.676776][ T10] ___sys_sendmsg+0xee/0x170 [ 722.676776][ T10] __sys_sendmsg+0xcd/0x170 [ 722.676776][ T10] do_syscall_64+0xc6/0x1e0 [ 722.676776][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.676776][ T10] [ 722.678790][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.678790][ T10] netdev_get_by_index+0x5e/0x80 [ 722.678790][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.678790][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.678790][ T10] addrconf_f6i_alloc+0x315/0x560 [ 722.678790][ T10] ipv6_add_addr+0x411/0x2000 [ 722.678790][ T10] inet6_addr_add+0x30e/0xa40 [ 722.678790][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.678790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.678790][ T10] netlink_rcv_skb+0x130/0x360 [ 722.678790][ T10] netlink_unicast+0x449/0x710 [ 722.678790][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.678790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.678790][ T10] ___sys_sendmsg+0xee/0x170 [ 722.678790][ T10] __sys_sendmsg+0xcd/0x170 [ 722.678790][ T10] do_syscall_64+0xc6/0x1e0 [ 722.678790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.678790][ T10] [ 722.680812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.680812][ T10] netdev_get_by_index+0x5e/0x80 [ 722.680812][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.680812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.680812][ T10] ip6_route_add+0x1c/0x140 [ 722.680812][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 722.680812][ T10] addrconf_add_dev+0xe2/0x170 [ 722.680812][ T10] inet6_addr_add+0x12f/0xa40 [ 722.680812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.680812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.680812][ T10] netlink_rcv_skb+0x130/0x360 [ 722.680812][ T10] netlink_unicast+0x449/0x710 [ 722.680812][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.680812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.680812][ T10] ___sys_sendmsg+0xee/0x170 [ 722.680812][ T10] __sys_sendmsg+0xcd/0x170 [ 722.680812][ T10] do_syscall_64+0xc6/0x1e0 [ 722.680812][ T10] [ 722.682795][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.682795][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 722.682795][ T10] ipv6_find_idev+0x102/0x170 [ 722.682795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.682795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.682795][ T10] netlink_rcv_skb+0x130/0x360 [ 722.682795][ T10] netlink_unicast+0x449/0x710 [ 722.682795][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.682795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.682795][ T10] ___sys_sendmsg+0xee/0x170 [ 722.682795][ T10] __sys_sendmsg+0xcd/0x170 [ 722.682795][ T10] do_syscall_64+0xc6/0x1e0 [ 722.682795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.682795][ T10] [ 722.684366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 722.684366][ T10] neigh_parms_alloc+0x1e5/0x510 [ 722.684366][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 722.684366][ T10] ipv6_find_idev+0x102/0x170 [ 722.684366][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.684366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.684366][ T10] netlink_rcv_skb+0x130/0x360 [ 722.684366][ T10] netlink_unicast+0x449/0x710 [ 722.684366][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.684366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.684366][ T10] ___sys_sendmsg+0xee/0x170 [ 722.684366][ T10] __sys_sendmsg+0xcd/0x170 [ 722.684366][ T10] do_syscall_64+0xc6/0x1e0 [ 722.684366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.684366][ T10] [ 722.686203][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 722.686478][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 722.686478][ T10] dst_init+0x84/0x4a0 [ 722.686478][ T10] dst_alloc+0x97/0x150 [ 722.686478][ T10] ip6_dst_alloc+0x23/0x90 [ 722.686478][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 722.686478][ T10] ip6_pol_route+0x56f/0x840 [ 722.686478][ T10] fib6_rule_lookup+0x456/0x630 [ 722.686478][ T10] ip6_route_input+0x59c/0xa50 [ 722.686478][ T10] ipv6_rcv+0x397/0x810 [ 722.686478][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 722.686478][ T10] process_backlog+0x101/0x620 [ 722.686478][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 722.686478][ T10] net_rx_action+0x495/0xbe0 [ 722.686478][ T10] __do_softirq+0x1b5/0x7f6 [ 722.686478][ T10] [ 722.688153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.688153][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 722.688153][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 722.688153][ T10] fib6_nh_init+0xa22/0x1580 [ 722.688153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.688153][ T10] ip6_route_add+0x1c/0x140 [ 722.688153][ T10] inet6_rtm_newroute+0x104/0x110 [ 722.688153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.688153][ T10] netlink_rcv_skb+0x130/0x360 [ 722.688153][ T10] netlink_unicast+0x449/0x710 [ 722.688153][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.688153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.688153][ T10] ___sys_sendmsg+0xee/0x170 [ 722.688153][ T10] __sys_sendmsg+0xcd/0x170 [ 722.688153][ T10] do_syscall_64+0xc6/0x1e0 [ 722.688153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.688153][ T10] [ 722.690076][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.690076][ T10] netdev_get_by_index+0x5e/0x80 [ 722.690076][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.690076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.690076][ T10] addrconf_f6i_alloc+0x265/0x560 [ 722.690076][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 722.690076][ T10] addrconf_join_anycast+0x1c0/0x220 [ 722.690076][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 722.690076][ T10] addrconf_dad_completed+0x12b/0xe20 [ 722.690076][ T10] addrconf_dad_begin+0x310/0x670 [ 722.690076][ T10] addrconf_dad_work+0x10b/0xab0 [ 722.690076][ T10] process_one_work+0x84d/0x18a0 [ 722.690076][ T10] worker_thread+0x587/0xd30 [ 722.690076][ T10] kthread+0x28a/0x350 [ 722.690076][ T10] ret_from_fork+0x31/0x70 [ 722.690076][ T10] ret_from_fork_asm+0x1a/0x30 [ 722.690076][ T10] [ 722.692251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.692251][ T10] netdev_get_by_index+0x5e/0x80 [ 722.692251][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.692251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.692251][ T10] ip6_route_add+0x1c/0x140 [ 722.692251][ T10] addrconf_prefix_route+0x2a6/0x430 [ 722.692251][ T10] inet6_addr_add+0x4f8/0xa40 [ 722.692251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.692251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.692251][ T10] netlink_rcv_skb+0x130/0x360 [ 722.692251][ T10] netlink_unicast+0x449/0x710 [ 722.692251][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.692251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.692251][ T10] ___sys_sendmsg+0xee/0x170 [ 722.692251][ T10] __sys_sendmsg+0xcd/0x170 [ 722.692251][ T10] do_syscall_64+0xc6/0x1e0 [ 722.692251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.692251][ T10] [ 722.694429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.694429][ T10] netdev_get_by_index+0x5e/0x80 [ 722.694429][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.694429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.694429][ T10] addrconf_f6i_alloc+0x315/0x560 [ 722.694429][ T10] ipv6_add_addr+0x411/0x2000 [ 722.694429][ T10] inet6_addr_add+0x30e/0xa40 [ 722.694429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.694429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.694429][ T10] netlink_rcv_skb+0x130/0x360 [ 722.694429][ T10] netlink_unicast+0x449/0x710 [ 722.694429][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.694429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.694429][ T10] ___sys_sendmsg+0xee/0x170 [ 722.694429][ T10] __sys_sendmsg+0xcd/0x170 [ 722.694429][ T10] do_syscall_64+0xc6/0x1e0 [ 722.694429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.694429][ T10] [ 722.696702][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.696702][ T10] netdev_get_by_index+0x5e/0x80 [ 722.696702][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.696702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.696702][ T10] ip6_route_add+0x1c/0x140 [ 722.696702][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 722.696702][ T10] addrconf_add_dev+0xe2/0x170 [ 722.696702][ T10] inet6_addr_add+0x12f/0xa40 [ 722.696702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.696702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.696702][ T10] netlink_rcv_skb+0x130/0x360 [ 722.696702][ T10] netlink_unicast+0x449/0x710 [ 722.696702][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.696702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.696702][ T10] ___sys_sendmsg+0xee/0x170 [ 722.696702][ T10] __sys_sendmsg+0xcd/0x170 [ 722.696702][ T10] do_syscall_64+0xc6/0x1e0 [ 722.696702][ T10] [ 722.698976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.698976][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 722.698976][ T10] ipv6_find_idev+0x102/0x170 [ 722.698976][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.698976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.698976][ T10] netlink_rcv_skb+0x130/0x360 [ 722.698976][ T10] netlink_unicast+0x449/0x710 [ 722.698976][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.698976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.698976][ T10] ___sys_sendmsg+0xee/0x170 [ 722.698976][ T10] __sys_sendmsg+0xcd/0x170 [ 722.698976][ T10] do_syscall_64+0xc6/0x1e0 [ 722.698976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.698976][ T10] [ 722.700730][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 722.700730][ T10] neigh_parms_alloc+0x1e5/0x510 [ 722.700730][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 722.700730][ T10] ipv6_find_idev+0x102/0x170 [ 722.700730][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.700730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.700730][ T10] netlink_rcv_skb+0x130/0x360 [ 722.700730][ T10] netlink_unicast+0x449/0x710 [ 722.700730][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.700730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.700730][ T10] ___sys_sendmsg+0xee/0x170 [ 722.700730][ T10] __sys_sendmsg+0xcd/0x170 [ 722.700730][ T10] do_syscall_64+0xc6/0x1e0 [ 722.700730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.700730][ T10] [ 722.702661][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 722.702951][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 722.702951][ T10] netdev_get_by_index+0x5e/0x80 [ 722.702951][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.702951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.702951][ T10] ip6_route_add+0x1c/0x140 [ 722.702951][ T10] addrconf_prefix_route+0x2a6/0x430 [ 722.702951][ T10] inet6_addr_add+0x4f8/0xa40 [ 722.702951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.702951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.702951][ T10] netlink_rcv_skb+0x130/0x360 [ 722.702951][ T10] netlink_unicast+0x449/0x710 [ 722.702951][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.702951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.702951][ T10] ___sys_sendmsg+0xee/0x170 [ 722.702951][ T10] __sys_sendmsg+0xcd/0x170 [ 722.702951][ T10] do_syscall_64+0xc6/0x1e0 [ 722.702951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.702951][ T10] [ 722.705279][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 722.705279][ T10] netdev_get_by_index+0x5e/0x80 [ 722.705279][ T10] fib6_nh_init+0x3d8/0x1580 [ 722.705279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 722.705279][ T10] addrconf_f6i_alloc+0x315/0x560 [ 722.705279][ T10] ipv6_add_addr+0x411/0x2000 [ 722.705279][ T10] inet6_addr_add+0x30e/0xa40 [ 722.705279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 722.705279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.705279][ T10] netlink_rcv_skb+0x130/0x360 [ 722.705279][ T10] netlink_unicast+0x449/0x710 [ 722.705279][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.705279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.705279][ T10] ___sys_sendmsg+0xee/0x170 [ 722.705279][ T10] __sys_sendmsg+0xcd/0x170 [ 722.705279][ T10] do_syscall_64+0xc6/0x1e0 [ 722.705279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.705279][ T10] [ 722.707750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 722.707750][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 722.707750][ T10] ipv6_find_idev+0x102/0x170 [ 722.707750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.707750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.707750][ T10] netlink_rcv_skb+0x130/0x360 [ 722.707750][ T10] netlink_unicast+0x449/0x710 [ 722.707750][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.707750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.707750][ T10] ___sys_sendmsg+0xee/0x170 [ 722.707750][ T10] __sys_sendmsg+0xcd/0x170 [ 722.707750][ T10] do_syscall_64+0xc6/0x1e0 [ 722.707750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.707750][ T10] [ 722.709669][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 722.709669][ T10] neigh_parms_alloc+0x1e5/0x510 [ 722.709669][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 722.709669][ T10] ipv6_find_idev+0x102/0x170 [ 722.709669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 722.709669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 722.709669][ T10] netlink_rcv_skb+0x130/0x360 [ 722.709669][ T10] netlink_unicast+0x449/0x710 [ 722.709669][ T10] netlink_sendmsg+0x723/0xbe0 [ 722.709669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 722.709669][ T10] ___sys_sendmsg+0xee/0x170 [ 722.709669][ T10] __sys_sendmsg+0xcd/0x170 [ 722.709669][ T10] do_syscall_64+0xc6/0x1e0 [ 722.709669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 722.709669][ T10] [ 732.846936][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 732.847291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.847291][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 732.847291][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 732.847291][ T10] fib6_nh_init+0xa22/0x1580 [ 732.847291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.847291][ T10] ip6_route_add+0x1c/0x140 [ 732.847291][ T10] inet6_rtm_newroute+0x104/0x110 [ 732.847291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.847291][ T10] netlink_rcv_skb+0x130/0x360 [ 732.847291][ T10] netlink_unicast+0x449/0x710 [ 732.847291][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.847291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.847291][ T10] ___sys_sendmsg+0xee/0x170 [ 732.847291][ T10] __sys_sendmsg+0xcd/0x170 [ 732.847291][ T10] do_syscall_64+0xc6/0x1e0 [ 732.847291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.847291][ T10] [ 732.849314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.849314][ T10] dst_init+0x84/0x4a0 [ 732.849314][ T10] dst_alloc+0x97/0x150 [ 732.849314][ T10] ip6_dst_alloc+0x23/0x90 [ 732.849314][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 732.849314][ T10] ip6_pol_route+0x56f/0x840 [ 732.849314][ T10] fib6_rule_lookup+0x456/0x630 [ 732.849314][ T10] ip6_route_input+0x59c/0xa50 [ 732.849314][ T10] ipv6_rcv+0x397/0x810 [ 732.849314][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 732.849314][ T10] process_backlog+0x101/0x620 [ 732.849314][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 732.849314][ T10] net_rx_action+0x495/0xbe0 [ 732.849314][ T10] __do_softirq+0x1b5/0x7f6 [ 732.849314][ T10] [ 732.851055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.851055][ T10] netdev_get_by_index+0x5e/0x80 [ 732.851055][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.851055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.851055][ T10] addrconf_f6i_alloc+0x265/0x560 [ 732.851055][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 732.851055][ T10] addrconf_join_anycast+0x1c0/0x220 [ 732.851055][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 732.851055][ T10] addrconf_dad_completed+0x12b/0xe20 [ 732.851055][ T10] addrconf_dad_begin+0x310/0x670 [ 732.851055][ T10] addrconf_dad_work+0x10b/0xab0 [ 732.851055][ T10] process_one_work+0x84d/0x18a0 [ 732.851055][ T10] worker_thread+0x587/0xd30 [ 732.851055][ T10] kthread+0x28a/0x350 [ 732.851055][ T10] ret_from_fork+0x31/0x70 [ 732.851055][ T10] ret_from_fork_asm+0x1a/0x30 [ 732.851055][ T10] [ 732.853115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.853115][ T10] netdev_get_by_index+0x5e/0x80 [ 732.853115][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.853115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.853115][ T10] ip6_route_add+0x1c/0x140 [ 732.853115][ T10] addrconf_prefix_route+0x2a6/0x430 [ 732.853115][ T10] inet6_addr_add+0x4f8/0xa40 [ 732.853115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.853115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.853115][ T10] netlink_rcv_skb+0x130/0x360 [ 732.853115][ T10] netlink_unicast+0x449/0x710 [ 732.853115][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.853115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.853115][ T10] ___sys_sendmsg+0xee/0x170 [ 732.853115][ T10] __sys_sendmsg+0xcd/0x170 [ 732.853115][ T10] do_syscall_64+0xc6/0x1e0 [ 732.853115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.853115][ T10] [ 732.855202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.855202][ T10] netdev_get_by_index+0x5e/0x80 [ 732.855202][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.855202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.855202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 732.855202][ T10] ipv6_add_addr+0x411/0x2000 [ 732.855202][ T10] inet6_addr_add+0x30e/0xa40 [ 732.855202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.855202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.855202][ T10] netlink_rcv_skb+0x130/0x360 [ 732.855202][ T10] netlink_unicast+0x449/0x710 [ 732.855202][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.855202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.855202][ T10] ___sys_sendmsg+0xee/0x170 [ 732.855202][ T10] __sys_sendmsg+0xcd/0x170 [ 732.855202][ T10] do_syscall_64+0xc6/0x1e0 [ 732.855202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.855202][ T10] [ 732.857319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.857319][ T10] netdev_get_by_index+0x5e/0x80 [ 732.857319][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.857319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.857319][ T10] ip6_route_add+0x1c/0x140 [ 732.857319][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 732.857319][ T10] addrconf_add_dev+0xe2/0x170 [ 732.857319][ T10] inet6_addr_add+0x12f/0xa40 [ 732.857319][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.857319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.857319][ T10] netlink_rcv_skb+0x130/0x360 [ 732.857319][ T10] netlink_unicast+0x449/0x710 [ 732.857319][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.857319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.857319][ T10] ___sys_sendmsg+0xee/0x170 [ 732.857319][ T10] __sys_sendmsg+0xcd/0x170 [ 732.857319][ T10] do_syscall_64+0xc6/0x1e0 [ 732.857319][ T10] [ 732.859378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.859378][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 732.859378][ T10] ipv6_find_idev+0x102/0x170 [ 732.859378][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.859378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.859378][ T10] netlink_rcv_skb+0x130/0x360 [ 732.859378][ T10] netlink_unicast+0x449/0x710 [ 732.859378][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.859378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.859378][ T10] ___sys_sendmsg+0xee/0x170 [ 732.859378][ T10] __sys_sendmsg+0xcd/0x170 [ 732.859378][ T10] do_syscall_64+0xc6/0x1e0 [ 732.859378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.859378][ T10] [ 732.861100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 732.861100][ T10] neigh_parms_alloc+0x1e5/0x510 [ 732.861100][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 732.861100][ T10] ipv6_find_idev+0x102/0x170 [ 732.861100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.861100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.861100][ T10] netlink_rcv_skb+0x130/0x360 [ 732.861100][ T10] netlink_unicast+0x449/0x710 [ 732.861100][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.861100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.861100][ T10] ___sys_sendmsg+0xee/0x170 [ 732.861100][ T10] __sys_sendmsg+0xcd/0x170 [ 732.861100][ T10] do_syscall_64+0xc6/0x1e0 [ 732.861100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.861100][ T10] [ 732.862968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 732.863328][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 732.863328][ T10] dst_init+0x84/0x4a0 [ 732.863328][ T10] dst_alloc+0x97/0x150 [ 732.863328][ T10] ip6_dst_alloc+0x23/0x90 [ 732.863328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 732.863328][ T10] ip6_pol_route+0x56f/0x840 [ 732.863328][ T10] fib6_rule_lookup+0x456/0x630 [ 732.863328][ T10] ip6_route_input+0x59c/0xa50 [ 732.863328][ T10] ipv6_rcv+0x397/0x810 [ 732.863328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 732.863328][ T10] process_backlog+0x101/0x620 [ 732.863328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 732.863328][ T10] net_rx_action+0x495/0xbe0 [ 732.863328][ T10] __do_softirq+0x1b5/0x7f6 [ 732.863328][ T10] [ 732.865191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.865191][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 732.865191][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 732.865191][ T10] fib6_nh_init+0xa22/0x1580 [ 732.865191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.865191][ T10] ip6_route_add+0x1c/0x140 [ 732.865191][ T10] inet6_rtm_newroute+0x104/0x110 [ 732.865191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.865191][ T10] netlink_rcv_skb+0x130/0x360 [ 732.865191][ T10] netlink_unicast+0x449/0x710 [ 732.865191][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.865191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.865191][ T10] ___sys_sendmsg+0xee/0x170 [ 732.865191][ T10] __sys_sendmsg+0xcd/0x170 [ 732.865191][ T10] do_syscall_64+0xc6/0x1e0 [ 732.865191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.865191][ T10] [ 732.867341][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.867341][ T10] netdev_get_by_index+0x5e/0x80 [ 732.867341][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.867341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.867341][ T10] addrconf_f6i_alloc+0x265/0x560 [ 732.867341][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 732.867341][ T10] addrconf_join_anycast+0x1c0/0x220 [ 732.867341][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 732.867341][ T10] addrconf_dad_completed+0x12b/0xe20 [ 732.867341][ T10] addrconf_dad_begin+0x310/0x670 [ 732.867341][ T10] addrconf_dad_work+0x10b/0xab0 [ 732.867341][ T10] process_one_work+0x84d/0x18a0 [ 732.867341][ T10] worker_thread+0x587/0xd30 [ 732.867341][ T10] kthread+0x28a/0x350 [ 732.867341][ T10] ret_from_fork+0x31/0x70 [ 732.867341][ T10] ret_from_fork_asm+0x1a/0x30 [ 732.867341][ T10] [ 732.869540][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.869540][ T10] netdev_get_by_index+0x5e/0x80 [ 732.869540][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.869540][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.869540][ T10] ip6_route_add+0x1c/0x140 [ 732.869540][ T10] addrconf_prefix_route+0x2a6/0x430 [ 732.869540][ T10] inet6_addr_add+0x4f8/0xa40 [ 732.869540][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.869540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.869540][ T10] netlink_rcv_skb+0x130/0x360 [ 732.869540][ T10] netlink_unicast+0x449/0x710 [ 732.869540][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.869540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.869540][ T10] ___sys_sendmsg+0xee/0x170 [ 732.869540][ T10] __sys_sendmsg+0xcd/0x170 [ 732.869540][ T10] do_syscall_64+0xc6/0x1e0 [ 732.869540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.869540][ T10] [ 732.871927][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.871927][ T10] netdev_get_by_index+0x5e/0x80 [ 732.871927][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.871927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.871927][ T10] addrconf_f6i_alloc+0x315/0x560 [ 732.871927][ T10] ipv6_add_addr+0x411/0x2000 [ 732.871927][ T10] inet6_addr_add+0x30e/0xa40 [ 732.871927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.871927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.871927][ T10] netlink_rcv_skb+0x130/0x360 [ 732.871927][ T10] netlink_unicast+0x449/0x710 [ 732.871927][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.871927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.871927][ T10] ___sys_sendmsg+0xee/0x170 [ 732.871927][ T10] __sys_sendmsg+0xcd/0x170 [ 732.871927][ T10] do_syscall_64+0xc6/0x1e0 [ 732.871927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.871927][ T10] [ 732.874283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.874283][ T10] netdev_get_by_index+0x5e/0x80 [ 732.874283][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.874283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.874283][ T10] ip6_route_add+0x1c/0x140 [ 732.874283][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 732.874283][ T10] addrconf_add_dev+0xe2/0x170 [ 732.874283][ T10] inet6_addr_add+0x12f/0xa40 [ 732.874283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.874283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.874283][ T10] netlink_rcv_skb+0x130/0x360 [ 732.874283][ T10] netlink_unicast+0x449/0x710 [ 732.874283][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.874283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.874283][ T10] ___sys_sendmsg+0xee/0x170 [ 732.874283][ T10] __sys_sendmsg+0xcd/0x170 [ 732.874283][ T10] do_syscall_64+0xc6/0x1e0 [ 732.874283][ T10] [ 732.876595][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.876595][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 732.876595][ T10] ipv6_find_idev+0x102/0x170 [ 732.876595][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.876595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.876595][ T10] netlink_rcv_skb+0x130/0x360 [ 732.876595][ T10] netlink_unicast+0x449/0x710 [ 732.876595][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.876595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.876595][ T10] ___sys_sendmsg+0xee/0x170 [ 732.876595][ T10] __sys_sendmsg+0xcd/0x170 [ 732.876595][ T10] do_syscall_64+0xc6/0x1e0 [ 732.876595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.876595][ T10] [ 732.878463][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 732.878463][ T10] neigh_parms_alloc+0x1e5/0x510 [ 732.878463][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 732.878463][ T10] ipv6_find_idev+0x102/0x170 [ 732.878463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.878463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.878463][ T10] netlink_rcv_skb+0x130/0x360 [ 732.878463][ T10] netlink_unicast+0x449/0x710 [ 732.878463][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.878463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.878463][ T10] ___sys_sendmsg+0xee/0x170 [ 732.878463][ T10] __sys_sendmsg+0xcd/0x170 [ 732.878463][ T10] do_syscall_64+0xc6/0x1e0 [ 732.878463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.878463][ T10] [ 732.880414][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 732.880668][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 732.880668][ T10] netdev_get_by_index+0x5e/0x80 [ 732.880668][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.880668][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.880668][ T10] ip6_route_add+0x1c/0x140 [ 732.880668][ T10] addrconf_prefix_route+0x2a6/0x430 [ 732.880668][ T10] inet6_addr_add+0x4f8/0xa40 [ 732.880668][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.880668][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.880668][ T10] netlink_rcv_skb+0x130/0x360 [ 732.880668][ T10] netlink_unicast+0x449/0x710 [ 732.880668][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.880668][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.880668][ T10] ___sys_sendmsg+0xee/0x170 [ 732.880668][ T10] __sys_sendmsg+0xcd/0x170 [ 732.880668][ T10] do_syscall_64+0xc6/0x1e0 [ 732.880668][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.880668][ T10] [ 732.882999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 732.882999][ T10] netdev_get_by_index+0x5e/0x80 [ 732.882999][ T10] fib6_nh_init+0x3d8/0x1580 [ 732.882999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 732.882999][ T10] addrconf_f6i_alloc+0x315/0x560 [ 732.882999][ T10] ipv6_add_addr+0x411/0x2000 [ 732.882999][ T10] inet6_addr_add+0x30e/0xa40 [ 732.882999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 732.882999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.882999][ T10] netlink_rcv_skb+0x130/0x360 [ 732.882999][ T10] netlink_unicast+0x449/0x710 [ 732.882999][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.882999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.882999][ T10] ___sys_sendmsg+0xee/0x170 [ 732.882999][ T10] __sys_sendmsg+0xcd/0x170 [ 732.882999][ T10] do_syscall_64+0xc6/0x1e0 [ 732.882999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.882999][ T10] [ 732.885207][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 732.885207][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 732.885207][ T10] ipv6_find_idev+0x102/0x170 [ 732.885207][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.885207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.885207][ T10] netlink_rcv_skb+0x130/0x360 [ 732.885207][ T10] netlink_unicast+0x449/0x710 [ 732.885207][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.885207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.885207][ T10] ___sys_sendmsg+0xee/0x170 [ 732.885207][ T10] __sys_sendmsg+0xcd/0x170 [ 732.885207][ T10] do_syscall_64+0xc6/0x1e0 [ 732.885207][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.885207][ T10] [ 732.886985][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 732.886985][ T10] neigh_parms_alloc+0x1e5/0x510 [ 732.886985][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 732.886985][ T10] ipv6_find_idev+0x102/0x170 [ 732.886985][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 732.886985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 732.886985][ T10] netlink_rcv_skb+0x130/0x360 [ 732.886985][ T10] netlink_unicast+0x449/0x710 [ 732.886985][ T10] netlink_sendmsg+0x723/0xbe0 [ 732.886985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 732.886985][ T10] ___sys_sendmsg+0xee/0x170 [ 732.886985][ T10] __sys_sendmsg+0xcd/0x170 [ 732.886985][ T10] do_syscall_64+0xc6/0x1e0 [ 732.886985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 732.886985][ T10] [ 743.054851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 743.055329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.055329][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 743.055329][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 743.055329][ T10] fib6_nh_init+0xa22/0x1580 [ 743.055329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.055329][ T10] ip6_route_add+0x1c/0x140 [ 743.055329][ T10] inet6_rtm_newroute+0x104/0x110 [ 743.055329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.055329][ T10] netlink_rcv_skb+0x130/0x360 [ 743.055329][ T10] netlink_unicast+0x449/0x710 [ 743.055329][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.055329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.055329][ T10] ___sys_sendmsg+0xee/0x170 [ 743.055329][ T10] __sys_sendmsg+0xcd/0x170 [ 743.055329][ T10] do_syscall_64+0xc6/0x1e0 [ 743.055329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.055329][ T10] [ 743.057636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.057636][ T10] dst_init+0x84/0x4a0 [ 743.057636][ T10] dst_alloc+0x97/0x150 [ 743.057636][ T10] ip6_dst_alloc+0x23/0x90 [ 743.057636][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 743.057636][ T10] ip6_pol_route+0x56f/0x840 [ 743.057636][ T10] fib6_rule_lookup+0x456/0x630 [ 743.057636][ T10] ip6_route_input+0x59c/0xa50 [ 743.057636][ T10] ipv6_rcv+0x397/0x810 [ 743.057636][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 743.057636][ T10] process_backlog+0x101/0x620 [ 743.057636][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 743.057636][ T10] net_rx_action+0x495/0xbe0 [ 743.057636][ T10] __do_softirq+0x1b5/0x7f6 [ 743.057636][ T10] [ 743.059586][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.059586][ T10] netdev_get_by_index+0x5e/0x80 [ 743.059586][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.059586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.059586][ T10] addrconf_f6i_alloc+0x265/0x560 [ 743.059586][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 743.059586][ T10] addrconf_join_anycast+0x1c0/0x220 [ 743.059586][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 743.059586][ T10] addrconf_dad_completed+0x12b/0xe20 [ 743.059586][ T10] addrconf_dad_begin+0x310/0x670 [ 743.059586][ T10] addrconf_dad_work+0x10b/0xab0 [ 743.059586][ T10] process_one_work+0x84d/0x18a0 [ 743.059586][ T10] worker_thread+0x587/0xd30 [ 743.059586][ T10] kthread+0x28a/0x350 [ 743.059586][ T10] ret_from_fork+0x31/0x70 [ 743.059586][ T10] ret_from_fork_asm+0x1a/0x30 [ 743.059586][ T10] [ 743.061770][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.061770][ T10] netdev_get_by_index+0x5e/0x80 [ 743.061770][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.061770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.061770][ T10] ip6_route_add+0x1c/0x140 [ 743.061770][ T10] addrconf_prefix_route+0x2a6/0x430 [ 743.061770][ T10] inet6_addr_add+0x4f8/0xa40 [ 743.061770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.061770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.061770][ T10] netlink_rcv_skb+0x130/0x360 [ 743.061770][ T10] netlink_unicast+0x449/0x710 [ 743.061770][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.061770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.061770][ T10] ___sys_sendmsg+0xee/0x170 [ 743.061770][ T10] __sys_sendmsg+0xcd/0x170 [ 743.061770][ T10] do_syscall_64+0xc6/0x1e0 [ 743.061770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.061770][ T10] [ 743.064184][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.064184][ T10] netdev_get_by_index+0x5e/0x80 [ 743.064184][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.064184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.064184][ T10] addrconf_f6i_alloc+0x315/0x560 [ 743.064184][ T10] ipv6_add_addr+0x411/0x2000 [ 743.064184][ T10] inet6_addr_add+0x30e/0xa40 [ 743.064184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.064184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.064184][ T10] netlink_rcv_skb+0x130/0x360 [ 743.064184][ T10] netlink_unicast+0x449/0x710 [ 743.064184][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.064184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.064184][ T10] ___sys_sendmsg+0xee/0x170 [ 743.064184][ T10] __sys_sendmsg+0xcd/0x170 [ 743.064184][ T10] do_syscall_64+0xc6/0x1e0 [ 743.064184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.064184][ T10] [ 743.066451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.066451][ T10] netdev_get_by_index+0x5e/0x80 [ 743.066451][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.066451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.066451][ T10] ip6_route_add+0x1c/0x140 [ 743.066451][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 743.066451][ T10] addrconf_add_dev+0xe2/0x170 [ 743.066451][ T10] inet6_addr_add+0x12f/0xa40 [ 743.066451][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.066451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.066451][ T10] netlink_rcv_skb+0x130/0x360 [ 743.066451][ T10] netlink_unicast+0x449/0x710 [ 743.066451][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.066451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.066451][ T10] ___sys_sendmsg+0xee/0x170 [ 743.066451][ T10] __sys_sendmsg+0xcd/0x170 [ 743.066451][ T10] do_syscall_64+0xc6/0x1e0 [ 743.066451][ T10] [ 743.068954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.068954][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 743.068954][ T10] ipv6_find_idev+0x102/0x170 [ 743.068954][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.068954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.068954][ T10] netlink_rcv_skb+0x130/0x360 [ 743.068954][ T10] netlink_unicast+0x449/0x710 [ 743.068954][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.068954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.068954][ T10] ___sys_sendmsg+0xee/0x170 [ 743.068954][ T10] __sys_sendmsg+0xcd/0x170 [ 743.068954][ T10] do_syscall_64+0xc6/0x1e0 [ 743.068954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.068954][ T10] [ 743.070822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 743.070822][ T10] neigh_parms_alloc+0x1e5/0x510 [ 743.070822][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 743.070822][ T10] ipv6_find_idev+0x102/0x170 [ 743.070822][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.070822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.070822][ T10] netlink_rcv_skb+0x130/0x360 [ 743.070822][ T10] netlink_unicast+0x449/0x710 [ 743.070822][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.070822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.070822][ T10] ___sys_sendmsg+0xee/0x170 [ 743.070822][ T10] __sys_sendmsg+0xcd/0x170 [ 743.070822][ T10] do_syscall_64+0xc6/0x1e0 [ 743.070822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.070822][ T10] [ 743.072998][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 743.073421][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 743.073421][ T10] dst_init+0x84/0x4a0 [ 743.073421][ T10] dst_alloc+0x97/0x150 [ 743.073421][ T10] ip6_dst_alloc+0x23/0x90 [ 743.073421][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 743.073421][ T10] ip6_pol_route+0x56f/0x840 [ 743.073421][ T10] fib6_rule_lookup+0x456/0x630 [ 743.073421][ T10] ip6_route_input+0x59c/0xa50 [ 743.073421][ T10] ipv6_rcv+0x397/0x810 [ 743.073421][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 743.073421][ T10] process_backlog+0x101/0x620 [ 743.073421][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 743.073421][ T10] net_rx_action+0x495/0xbe0 [ 743.073421][ T10] __do_softirq+0x1b5/0x7f6 [ 743.073421][ T10] [ 743.075493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.075493][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 743.075493][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 743.075493][ T10] fib6_nh_init+0xa22/0x1580 [ 743.075493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.075493][ T10] ip6_route_add+0x1c/0x140 [ 743.075493][ T10] inet6_rtm_newroute+0x104/0x110 [ 743.075493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.075493][ T10] netlink_rcv_skb+0x130/0x360 [ 743.075493][ T10] netlink_unicast+0x449/0x710 [ 743.075493][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.075493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.075493][ T10] ___sys_sendmsg+0xee/0x170 [ 743.075493][ T10] __sys_sendmsg+0xcd/0x170 [ 743.075493][ T10] do_syscall_64+0xc6/0x1e0 [ 743.075493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.075493][ T10] [ 743.077894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.077894][ T10] netdev_get_by_index+0x5e/0x80 [ 743.077894][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.077894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.077894][ T10] addrconf_f6i_alloc+0x265/0x560 [ 743.077894][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 743.077894][ T10] addrconf_join_anycast+0x1c0/0x220 [ 743.077894][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 743.077894][ T10] addrconf_dad_completed+0x12b/0xe20 [ 743.077894][ T10] addrconf_dad_begin+0x310/0x670 [ 743.077894][ T10] addrconf_dad_work+0x10b/0xab0 [ 743.077894][ T10] process_one_work+0x84d/0x18a0 [ 743.077894][ T10] worker_thread+0x587/0xd30 [ 743.077894][ T10] kthread+0x28a/0x350 [ 743.077894][ T10] ret_from_fork+0x31/0x70 [ 743.077894][ T10] ret_from_fork_asm+0x1a/0x30 [ 743.077894][ T10] [ 743.080474][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.080474][ T10] netdev_get_by_index+0x5e/0x80 [ 743.080474][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.080474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.080474][ T10] ip6_route_add+0x1c/0x140 [ 743.080474][ T10] addrconf_prefix_route+0x2a6/0x430 [ 743.080474][ T10] inet6_addr_add+0x4f8/0xa40 [ 743.080474][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.080474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.080474][ T10] netlink_rcv_skb+0x130/0x360 [ 743.080474][ T10] netlink_unicast+0x449/0x710 [ 743.080474][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.080474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.080474][ T10] ___sys_sendmsg+0xee/0x170 [ 743.080474][ T10] __sys_sendmsg+0xcd/0x170 [ 743.080474][ T10] do_syscall_64+0xc6/0x1e0 [ 743.080474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.080474][ T10] [ 743.083095][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.083095][ T10] netdev_get_by_index+0x5e/0x80 [ 743.083095][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.083095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.083095][ T10] addrconf_f6i_alloc+0x315/0x560 [ 743.083095][ T10] ipv6_add_addr+0x411/0x2000 [ 743.083095][ T10] inet6_addr_add+0x30e/0xa40 [ 743.083095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.083095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.083095][ T10] netlink_rcv_skb+0x130/0x360 [ 743.083095][ T10] netlink_unicast+0x449/0x710 [ 743.083095][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.083095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.083095][ T10] ___sys_sendmsg+0xee/0x170 [ 743.083095][ T10] __sys_sendmsg+0xcd/0x170 [ 743.083095][ T10] do_syscall_64+0xc6/0x1e0 [ 743.083095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.083095][ T10] [ 743.085566][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.085566][ T10] netdev_get_by_index+0x5e/0x80 [ 743.085566][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.085566][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.085566][ T10] ip6_route_add+0x1c/0x140 [ 743.085566][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 743.085566][ T10] addrconf_add_dev+0xe2/0x170 [ 743.085566][ T10] inet6_addr_add+0x12f/0xa40 [ 743.085566][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.085566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.085566][ T10] netlink_rcv_skb+0x130/0x360 [ 743.085566][ T10] netlink_unicast+0x449/0x710 [ 743.085566][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.085566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.085566][ T10] ___sys_sendmsg+0xee/0x170 [ 743.085566][ T10] __sys_sendmsg+0xcd/0x170 [ 743.085566][ T10] do_syscall_64+0xc6/0x1e0 [ 743.085566][ T10] [ 743.087734][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.087734][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 743.087734][ T10] ipv6_find_idev+0x102/0x170 [ 743.087734][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.087734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.087734][ T10] netlink_rcv_skb+0x130/0x360 [ 743.087734][ T10] netlink_unicast+0x449/0x710 [ 743.087734][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.087734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.087734][ T10] ___sys_sendmsg+0xee/0x170 [ 743.087734][ T10] __sys_sendmsg+0xcd/0x170 [ 743.087734][ T10] do_syscall_64+0xc6/0x1e0 [ 743.087734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.087734][ T10] [ 743.089513][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 743.089513][ T10] neigh_parms_alloc+0x1e5/0x510 [ 743.089513][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 743.089513][ T10] ipv6_find_idev+0x102/0x170 [ 743.089513][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.089513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.089513][ T10] netlink_rcv_skb+0x130/0x360 [ 743.089513][ T10] netlink_unicast+0x449/0x710 [ 743.089513][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.089513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.089513][ T10] ___sys_sendmsg+0xee/0x170 [ 743.089513][ T10] __sys_sendmsg+0xcd/0x170 [ 743.089513][ T10] do_syscall_64+0xc6/0x1e0 [ 743.089513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.089513][ T10] [ 743.091537][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 743.091816][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 743.091816][ T10] netdev_get_by_index+0x5e/0x80 [ 743.091816][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.091816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.091816][ T10] ip6_route_add+0x1c/0x140 [ 743.091816][ T10] addrconf_prefix_route+0x2a6/0x430 [ 743.091816][ T10] inet6_addr_add+0x4f8/0xa40 [ 743.091816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.091816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.091816][ T10] netlink_rcv_skb+0x130/0x360 [ 743.091816][ T10] netlink_unicast+0x449/0x710 [ 743.091816][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.091816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.091816][ T10] ___sys_sendmsg+0xee/0x170 [ 743.091816][ T10] __sys_sendmsg+0xcd/0x170 [ 743.091816][ T10] do_syscall_64+0xc6/0x1e0 [ 743.091816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.091816][ T10] [ 743.094205][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 743.094205][ T10] netdev_get_by_index+0x5e/0x80 [ 743.094205][ T10] fib6_nh_init+0x3d8/0x1580 [ 743.094205][ T10] ip6_route_info_create+0xf18/0x17d0 [ 743.094205][ T10] addrconf_f6i_alloc+0x315/0x560 [ 743.094205][ T10] ipv6_add_addr+0x411/0x2000 [ 743.094205][ T10] inet6_addr_add+0x30e/0xa40 [ 743.094205][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 743.094205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.094205][ T10] netlink_rcv_skb+0x130/0x360 [ 743.094205][ T10] netlink_unicast+0x449/0x710 [ 743.094205][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.094205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.094205][ T10] ___sys_sendmsg+0xee/0x170 [ 743.094205][ T10] __sys_sendmsg+0xcd/0x170 [ 743.094205][ T10] do_syscall_64+0xc6/0x1e0 [ 743.094205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.094205][ T10] [ 743.096556][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 743.096556][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 743.096556][ T10] ipv6_find_idev+0x102/0x170 [ 743.096556][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.096556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.096556][ T10] netlink_rcv_skb+0x130/0x360 [ 743.096556][ T10] netlink_unicast+0x449/0x710 [ 743.096556][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.096556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.096556][ T10] ___sys_sendmsg+0xee/0x170 [ 743.096556][ T10] __sys_sendmsg+0xcd/0x170 [ 743.096556][ T10] do_syscall_64+0xc6/0x1e0 [ 743.096556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.096556][ T10] [ 743.098364][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 743.098364][ T10] neigh_parms_alloc+0x1e5/0x510 [ 743.098364][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 743.098364][ T10] ipv6_find_idev+0x102/0x170 [ 743.098364][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 743.098364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 743.098364][ T10] netlink_rcv_skb+0x130/0x360 [ 743.098364][ T10] netlink_unicast+0x449/0x710 [ 743.098364][ T10] netlink_sendmsg+0x723/0xbe0 [ 743.098364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 743.098364][ T10] ___sys_sendmsg+0xee/0x170 [ 743.098364][ T10] __sys_sendmsg+0xcd/0x170 [ 743.098364][ T10] do_syscall_64+0xc6/0x1e0 [ 743.098364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 743.098364][ T10] [ 748.454206][ T5087] veth0: renamed from veth1 [ 752.353725][ T5118] br0: port 1(vx0) entered blocking state [ 752.354561][ T5118] br0: port 1(vx0) entered disabled state [ 752.354743][ T5118] vx0: entered allmulticast mode [ 752.355942][ T5118] vx0: entered promiscuous mode [ 752.357785][ T5118] br0: port 1(vx0) entered blocking state [ 752.357970][ T5118] br0: port 1(vx0) entered forwarding state [ 753.230913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 753.231264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.231264][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 753.231264][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 753.231264][ T10] fib6_nh_init+0xa22/0x1580 [ 753.231264][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.231264][ T10] ip6_route_add+0x1c/0x140 [ 753.231264][ T10] inet6_rtm_newroute+0x104/0x110 [ 753.231264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.231264][ T10] netlink_rcv_skb+0x130/0x360 [ 753.231264][ T10] netlink_unicast+0x449/0x710 [ 753.231264][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.231264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.231264][ T10] ___sys_sendmsg+0xee/0x170 [ 753.231264][ T10] __sys_sendmsg+0xcd/0x170 [ 753.231264][ T10] do_syscall_64+0xc6/0x1e0 [ 753.231264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.231264][ T10] [ 753.233322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.233322][ T10] dst_init+0x84/0x4a0 [ 753.233322][ T10] dst_alloc+0x97/0x150 [ 753.233322][ T10] ip6_dst_alloc+0x23/0x90 [ 753.233322][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 753.233322][ T10] ip6_pol_route+0x56f/0x840 [ 753.233322][ T10] fib6_rule_lookup+0x456/0x630 [ 753.233322][ T10] ip6_route_input+0x59c/0xa50 [ 753.233322][ T10] ipv6_rcv+0x397/0x810 [ 753.233322][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 753.233322][ T10] process_backlog+0x101/0x620 [ 753.233322][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 753.233322][ T10] net_rx_action+0x495/0xbe0 [ 753.233322][ T10] __do_softirq+0x1b5/0x7f6 [ 753.233322][ T10] [ 753.235075][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.235075][ T10] netdev_get_by_index+0x5e/0x80 [ 753.235075][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.235075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.235075][ T10] addrconf_f6i_alloc+0x265/0x560 [ 753.235075][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 753.235075][ T10] addrconf_join_anycast+0x1c0/0x220 [ 753.235075][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 753.235075][ T10] addrconf_dad_completed+0x12b/0xe20 [ 753.235075][ T10] addrconf_dad_begin+0x310/0x670 [ 753.235075][ T10] addrconf_dad_work+0x10b/0xab0 [ 753.235075][ T10] process_one_work+0x84d/0x18a0 [ 753.235075][ T10] worker_thread+0x587/0xd30 [ 753.235075][ T10] kthread+0x28a/0x350 [ 753.235075][ T10] ret_from_fork+0x31/0x70 [ 753.235075][ T10] ret_from_fork_asm+0x1a/0x30 [ 753.235075][ T10] [ 753.237076][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.237076][ T10] netdev_get_by_index+0x5e/0x80 [ 753.237076][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.237076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.237076][ T10] ip6_route_add+0x1c/0x140 [ 753.237076][ T10] addrconf_prefix_route+0x2a6/0x430 [ 753.237076][ T10] inet6_addr_add+0x4f8/0xa40 [ 753.237076][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.237076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.237076][ T10] netlink_rcv_skb+0x130/0x360 [ 753.237076][ T10] netlink_unicast+0x449/0x710 [ 753.237076][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.237076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.237076][ T10] ___sys_sendmsg+0xee/0x170 [ 753.237076][ T10] __sys_sendmsg+0xcd/0x170 [ 753.237076][ T10] do_syscall_64+0xc6/0x1e0 [ 753.237076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.237076][ T10] [ 753.239188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.239188][ T10] netdev_get_by_index+0x5e/0x80 [ 753.239188][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.239188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.239188][ T10] addrconf_f6i_alloc+0x315/0x560 [ 753.239188][ T10] ipv6_add_addr+0x411/0x2000 [ 753.239188][ T10] inet6_addr_add+0x30e/0xa40 [ 753.239188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.239188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.239188][ T10] netlink_rcv_skb+0x130/0x360 [ 753.239188][ T10] netlink_unicast+0x449/0x710 [ 753.239188][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.239188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.239188][ T10] ___sys_sendmsg+0xee/0x170 [ 753.239188][ T10] __sys_sendmsg+0xcd/0x170 [ 753.239188][ T10] do_syscall_64+0xc6/0x1e0 [ 753.239188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.239188][ T10] [ 753.241312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.241312][ T10] netdev_get_by_index+0x5e/0x80 [ 753.241312][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.241312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.241312][ T10] ip6_route_add+0x1c/0x140 [ 753.241312][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 753.241312][ T10] addrconf_add_dev+0xe2/0x170 [ 753.241312][ T10] inet6_addr_add+0x12f/0xa40 [ 753.241312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.241312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.241312][ T10] netlink_rcv_skb+0x130/0x360 [ 753.241312][ T10] netlink_unicast+0x449/0x710 [ 753.241312][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.241312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.241312][ T10] ___sys_sendmsg+0xee/0x170 [ 753.241312][ T10] __sys_sendmsg+0xcd/0x170 [ 753.241312][ T10] do_syscall_64+0xc6/0x1e0 [ 753.241312][ T10] [ 753.243374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.243374][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 753.243374][ T10] ipv6_find_idev+0x102/0x170 [ 753.243374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.243374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.243374][ T10] netlink_rcv_skb+0x130/0x360 [ 753.243374][ T10] netlink_unicast+0x449/0x710 [ 753.243374][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.243374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.243374][ T10] ___sys_sendmsg+0xee/0x170 [ 753.243374][ T10] __sys_sendmsg+0xcd/0x170 [ 753.243374][ T10] do_syscall_64+0xc6/0x1e0 [ 753.243374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.243374][ T10] [ 753.245130][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 753.245130][ T10] neigh_parms_alloc+0x1e5/0x510 [ 753.245130][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 753.245130][ T10] ipv6_find_idev+0x102/0x170 [ 753.245130][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.245130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.245130][ T10] netlink_rcv_skb+0x130/0x360 [ 753.245130][ T10] netlink_unicast+0x449/0x710 [ 753.245130][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.245130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.245130][ T10] ___sys_sendmsg+0xee/0x170 [ 753.245130][ T10] __sys_sendmsg+0xcd/0x170 [ 753.245130][ T10] do_syscall_64+0xc6/0x1e0 [ 753.245130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.245130][ T10] [ 753.247015][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 753.247303][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 753.247303][ T10] dst_init+0x84/0x4a0 [ 753.247303][ T10] dst_alloc+0x97/0x150 [ 753.247303][ T10] ip6_dst_alloc+0x23/0x90 [ 753.247303][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 753.247303][ T10] ip6_pol_route+0x56f/0x840 [ 753.247303][ T10] fib6_rule_lookup+0x456/0x630 [ 753.247303][ T10] ip6_route_input+0x59c/0xa50 [ 753.247303][ T10] ipv6_rcv+0x397/0x810 [ 753.247303][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 753.247303][ T10] process_backlog+0x101/0x620 [ 753.247303][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 753.247303][ T10] net_rx_action+0x495/0xbe0 [ 753.247303][ T10] __do_softirq+0x1b5/0x7f6 [ 753.247303][ T10] [ 753.249022][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.249022][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 753.249022][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 753.249022][ T10] fib6_nh_init+0xa22/0x1580 [ 753.249022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.249022][ T10] ip6_route_add+0x1c/0x140 [ 753.249022][ T10] inet6_rtm_newroute+0x104/0x110 [ 753.249022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.249022][ T10] netlink_rcv_skb+0x130/0x360 [ 753.249022][ T10] netlink_unicast+0x449/0x710 [ 753.249022][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.249022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.249022][ T10] ___sys_sendmsg+0xee/0x170 [ 753.249022][ T10] __sys_sendmsg+0xcd/0x170 [ 753.249022][ T10] do_syscall_64+0xc6/0x1e0 [ 753.249022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.249022][ T10] [ 753.250977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.250977][ T10] netdev_get_by_index+0x5e/0x80 [ 753.250977][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.250977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.250977][ T10] addrconf_f6i_alloc+0x265/0x560 [ 753.250977][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 753.250977][ T10] addrconf_join_anycast+0x1c0/0x220 [ 753.250977][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 753.250977][ T10] addrconf_dad_completed+0x12b/0xe20 [ 753.250977][ T10] addrconf_dad_begin+0x310/0x670 [ 753.250977][ T10] addrconf_dad_work+0x10b/0xab0 [ 753.250977][ T10] process_one_work+0x84d/0x18a0 [ 753.250977][ T10] worker_thread+0x587/0xd30 [ 753.250977][ T10] kthread+0x28a/0x350 [ 753.250977][ T10] ret_from_fork+0x31/0x70 [ 753.250977][ T10] ret_from_fork_asm+0x1a/0x30 [ 753.250977][ T10] [ 753.252979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.252979][ T10] netdev_get_by_index+0x5e/0x80 [ 753.252979][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.252979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.252979][ T10] ip6_route_add+0x1c/0x140 [ 753.252979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 753.252979][ T10] inet6_addr_add+0x4f8/0xa40 [ 753.252979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.252979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.252979][ T10] netlink_rcv_skb+0x130/0x360 [ 753.252979][ T10] netlink_unicast+0x449/0x710 [ 753.252979][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.252979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.252979][ T10] ___sys_sendmsg+0xee/0x170 [ 753.252979][ T10] __sys_sendmsg+0xcd/0x170 [ 753.252979][ T10] do_syscall_64+0xc6/0x1e0 [ 753.252979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.252979][ T10] [ 753.255072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.255072][ T10] netdev_get_by_index+0x5e/0x80 [ 753.255072][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.255072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.255072][ T10] addrconf_f6i_alloc+0x315/0x560 [ 753.255072][ T10] ipv6_add_addr+0x411/0x2000 [ 753.255072][ T10] inet6_addr_add+0x30e/0xa40 [ 753.255072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.255072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.255072][ T10] netlink_rcv_skb+0x130/0x360 [ 753.255072][ T10] netlink_unicast+0x449/0x710 [ 753.255072][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.255072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.255072][ T10] ___sys_sendmsg+0xee/0x170 [ 753.255072][ T10] __sys_sendmsg+0xcd/0x170 [ 753.255072][ T10] do_syscall_64+0xc6/0x1e0 [ 753.255072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.255072][ T10] [ 753.257175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.257175][ T10] netdev_get_by_index+0x5e/0x80 [ 753.257175][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.257175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.257175][ T10] ip6_route_add+0x1c/0x140 [ 753.257175][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 753.257175][ T10] addrconf_add_dev+0xe2/0x170 [ 753.257175][ T10] inet6_addr_add+0x12f/0xa40 [ 753.257175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.257175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.257175][ T10] netlink_rcv_skb+0x130/0x360 [ 753.257175][ T10] netlink_unicast+0x449/0x710 [ 753.257175][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.257175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.257175][ T10] ___sys_sendmsg+0xee/0x170 [ 753.257175][ T10] __sys_sendmsg+0xcd/0x170 [ 753.257175][ T10] do_syscall_64+0xc6/0x1e0 [ 753.257175][ T10] [ 753.259240][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.259240][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 753.259240][ T10] ipv6_find_idev+0x102/0x170 [ 753.259240][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.259240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.259240][ T10] netlink_rcv_skb+0x130/0x360 [ 753.259240][ T10] netlink_unicast+0x449/0x710 [ 753.259240][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.259240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.259240][ T10] ___sys_sendmsg+0xee/0x170 [ 753.259240][ T10] __sys_sendmsg+0xcd/0x170 [ 753.259240][ T10] do_syscall_64+0xc6/0x1e0 [ 753.259240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.259240][ T10] [ 753.260822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 753.260822][ T10] neigh_parms_alloc+0x1e5/0x510 [ 753.260822][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 753.260822][ T10] ipv6_find_idev+0x102/0x170 [ 753.260822][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.260822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.260822][ T10] netlink_rcv_skb+0x130/0x360 [ 753.260822][ T10] netlink_unicast+0x449/0x710 [ 753.260822][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.260822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.260822][ T10] ___sys_sendmsg+0xee/0x170 [ 753.260822][ T10] __sys_sendmsg+0xcd/0x170 [ 753.260822][ T10] do_syscall_64+0xc6/0x1e0 [ 753.260822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.260822][ T10] [ 753.262591][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 753.262849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 753.262849][ T10] netdev_get_by_index+0x5e/0x80 [ 753.262849][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.262849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.262849][ T10] ip6_route_add+0x1c/0x140 [ 753.262849][ T10] addrconf_prefix_route+0x2a6/0x430 [ 753.262849][ T10] inet6_addr_add+0x4f8/0xa40 [ 753.262849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.262849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.262849][ T10] netlink_rcv_skb+0x130/0x360 [ 753.262849][ T10] netlink_unicast+0x449/0x710 [ 753.262849][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.262849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.262849][ T10] ___sys_sendmsg+0xee/0x170 [ 753.262849][ T10] __sys_sendmsg+0xcd/0x170 [ 753.262849][ T10] do_syscall_64+0xc6/0x1e0 [ 753.262849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.262849][ T10] [ 753.264968][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 753.264968][ T10] netdev_get_by_index+0x5e/0x80 [ 753.264968][ T10] fib6_nh_init+0x3d8/0x1580 [ 753.264968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 753.264968][ T10] addrconf_f6i_alloc+0x315/0x560 [ 753.264968][ T10] ipv6_add_addr+0x411/0x2000 [ 753.264968][ T10] inet6_addr_add+0x30e/0xa40 [ 753.264968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 753.264968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.264968][ T10] netlink_rcv_skb+0x130/0x360 [ 753.264968][ T10] netlink_unicast+0x449/0x710 [ 753.264968][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.264968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.264968][ T10] ___sys_sendmsg+0xee/0x170 [ 753.264968][ T10] __sys_sendmsg+0xcd/0x170 [ 753.264968][ T10] do_syscall_64+0xc6/0x1e0 [ 753.264968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.264968][ T10] [ 753.267262][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 753.267262][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 753.267262][ T10] ipv6_find_idev+0x102/0x170 [ 753.267262][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.267262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.267262][ T10] netlink_rcv_skb+0x130/0x360 [ 753.267262][ T10] netlink_unicast+0x449/0x710 [ 753.267262][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.267262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.267262][ T10] ___sys_sendmsg+0xee/0x170 [ 753.267262][ T10] __sys_sendmsg+0xcd/0x170 [ 753.267262][ T10] do_syscall_64+0xc6/0x1e0 [ 753.267262][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.267262][ T10] [ 753.268987][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 753.268987][ T10] neigh_parms_alloc+0x1e5/0x510 [ 753.268987][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 753.268987][ T10] ipv6_find_idev+0x102/0x170 [ 753.268987][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 753.268987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 753.268987][ T10] netlink_rcv_skb+0x130/0x360 [ 753.268987][ T10] netlink_unicast+0x449/0x710 [ 753.268987][ T10] netlink_sendmsg+0x723/0xbe0 [ 753.268987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 753.268987][ T10] ___sys_sendmsg+0xee/0x170 [ 753.268987][ T10] __sys_sendmsg+0xcd/0x170 [ 753.268987][ T10] do_syscall_64+0xc6/0x1e0 [ 753.268987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 753.268987][ T10] [ 757.757693][ T5148] br0: port 1(vx0) entered blocking state [ 757.757963][ T5148] br0: port 1(vx0) entered disabled state [ 757.758138][ T5148] vx0: entered allmulticast mode [ 757.759308][ T5148] vx0: entered promiscuous mode [ 757.761600][ T5148] br0: port 1(vx0) entered blocking state [ 757.761767][ T5148] br0: port 1(vx0) entered forwarding state [ 761.864574][ T5179] veth0: renamed from veth1 [ 763.406951][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 763.407288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.407288][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 763.407288][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 763.407288][ T10] fib6_nh_init+0xa22/0x1580 [ 763.407288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.407288][ T10] ip6_route_add+0x1c/0x140 [ 763.407288][ T10] inet6_rtm_newroute+0x104/0x110 [ 763.407288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.407288][ T10] netlink_rcv_skb+0x130/0x360 [ 763.407288][ T10] netlink_unicast+0x449/0x710 [ 763.407288][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.407288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.407288][ T10] ___sys_sendmsg+0xee/0x170 [ 763.407288][ T10] __sys_sendmsg+0xcd/0x170 [ 763.407288][ T10] do_syscall_64+0xc6/0x1e0 [ 763.407288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.407288][ T10] [ 763.409290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.409290][ T10] dst_init+0x84/0x4a0 [ 763.409290][ T10] dst_alloc+0x97/0x150 [ 763.409290][ T10] ip6_dst_alloc+0x23/0x90 [ 763.409290][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 763.409290][ T10] ip6_pol_route+0x56f/0x840 [ 763.409290][ T10] fib6_rule_lookup+0x456/0x630 [ 763.409290][ T10] ip6_route_input+0x59c/0xa50 [ 763.409290][ T10] ipv6_rcv+0x397/0x810 [ 763.409290][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 763.409290][ T10] process_backlog+0x101/0x620 [ 763.409290][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 763.409290][ T10] net_rx_action+0x495/0xbe0 [ 763.409290][ T10] __do_softirq+0x1b5/0x7f6 [ 763.409290][ T10] [ 763.410973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.410973][ T10] netdev_get_by_index+0x5e/0x80 [ 763.410973][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.410973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.410973][ T10] addrconf_f6i_alloc+0x265/0x560 [ 763.410973][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 763.410973][ T10] addrconf_join_anycast+0x1c0/0x220 [ 763.410973][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 763.410973][ T10] addrconf_dad_completed+0x12b/0xe20 [ 763.410973][ T10] addrconf_dad_begin+0x310/0x670 [ 763.410973][ T10] addrconf_dad_work+0x10b/0xab0 [ 763.410973][ T10] process_one_work+0x84d/0x18a0 [ 763.410973][ T10] worker_thread+0x587/0xd30 [ 763.410973][ T10] kthread+0x28a/0x350 [ 763.410973][ T10] ret_from_fork+0x31/0x70 [ 763.410973][ T10] ret_from_fork_asm+0x1a/0x30 [ 763.410973][ T10] [ 763.412917][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.412917][ T10] netdev_get_by_index+0x5e/0x80 [ 763.412917][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.412917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.412917][ T10] ip6_route_add+0x1c/0x140 [ 763.412917][ T10] addrconf_prefix_route+0x2a6/0x430 [ 763.412917][ T10] inet6_addr_add+0x4f8/0xa40 [ 763.412917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.412917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.412917][ T10] netlink_rcv_skb+0x130/0x360 [ 763.412917][ T10] netlink_unicast+0x449/0x710 [ 763.412917][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.412917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.412917][ T10] ___sys_sendmsg+0xee/0x170 [ 763.412917][ T10] __sys_sendmsg+0xcd/0x170 [ 763.412917][ T10] do_syscall_64+0xc6/0x1e0 [ 763.412917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.412917][ T10] [ 763.414981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.414981][ T10] netdev_get_by_index+0x5e/0x80 [ 763.414981][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.414981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.414981][ T10] addrconf_f6i_alloc+0x315/0x560 [ 763.414981][ T10] ipv6_add_addr+0x411/0x2000 [ 763.414981][ T10] inet6_addr_add+0x30e/0xa40 [ 763.414981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.414981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.414981][ T10] netlink_rcv_skb+0x130/0x360 [ 763.414981][ T10] netlink_unicast+0x449/0x710 [ 763.414981][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.414981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.414981][ T10] ___sys_sendmsg+0xee/0x170 [ 763.414981][ T10] __sys_sendmsg+0xcd/0x170 [ 763.414981][ T10] do_syscall_64+0xc6/0x1e0 [ 763.414981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.414981][ T10] [ 763.417055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.417055][ T10] netdev_get_by_index+0x5e/0x80 [ 763.417055][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.417055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.417055][ T10] ip6_route_add+0x1c/0x140 [ 763.417055][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 763.417055][ T10] addrconf_add_dev+0xe2/0x170 [ 763.417055][ T10] inet6_addr_add+0x12f/0xa40 [ 763.417055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.417055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.417055][ T10] netlink_rcv_skb+0x130/0x360 [ 763.417055][ T10] netlink_unicast+0x449/0x710 [ 763.417055][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.417055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.417055][ T10] ___sys_sendmsg+0xee/0x170 [ 763.417055][ T10] __sys_sendmsg+0xcd/0x170 [ 763.417055][ T10] do_syscall_64+0xc6/0x1e0 [ 763.417055][ T10] [ 763.419063][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.419063][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 763.419063][ T10] ipv6_find_idev+0x102/0x170 [ 763.419063][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.419063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.419063][ T10] netlink_rcv_skb+0x130/0x360 [ 763.419063][ T10] netlink_unicast+0x449/0x710 [ 763.419063][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.419063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.419063][ T10] ___sys_sendmsg+0xee/0x170 [ 763.419063][ T10] __sys_sendmsg+0xcd/0x170 [ 763.419063][ T10] do_syscall_64+0xc6/0x1e0 [ 763.419063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.419063][ T10] [ 763.420649][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 763.420649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 763.420649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 763.420649][ T10] ipv6_find_idev+0x102/0x170 [ 763.420649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.420649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.420649][ T10] netlink_rcv_skb+0x130/0x360 [ 763.420649][ T10] netlink_unicast+0x449/0x710 [ 763.420649][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.420649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.420649][ T10] ___sys_sendmsg+0xee/0x170 [ 763.420649][ T10] __sys_sendmsg+0xcd/0x170 [ 763.420649][ T10] do_syscall_64+0xc6/0x1e0 [ 763.420649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.420649][ T10] [ 763.422559][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 763.422847][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 763.422847][ T10] dst_init+0x84/0x4a0 [ 763.422847][ T10] dst_alloc+0x97/0x150 [ 763.422847][ T10] ip6_dst_alloc+0x23/0x90 [ 763.422847][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 763.422847][ T10] ip6_pol_route+0x56f/0x840 [ 763.422847][ T10] fib6_rule_lookup+0x456/0x630 [ 763.422847][ T10] ip6_route_input+0x59c/0xa50 [ 763.422847][ T10] ipv6_rcv+0x397/0x810 [ 763.422847][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 763.422847][ T10] process_backlog+0x101/0x620 [ 763.422847][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 763.422847][ T10] net_rx_action+0x495/0xbe0 [ 763.422847][ T10] __do_softirq+0x1b5/0x7f6 [ 763.422847][ T10] [ 763.424703][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.424703][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 763.424703][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 763.424703][ T10] fib6_nh_init+0xa22/0x1580 [ 763.424703][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.424703][ T10] ip6_route_add+0x1c/0x140 [ 763.424703][ T10] inet6_rtm_newroute+0x104/0x110 [ 763.424703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.424703][ T10] netlink_rcv_skb+0x130/0x360 [ 763.424703][ T10] netlink_unicast+0x449/0x710 [ 763.424703][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.424703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.424703][ T10] ___sys_sendmsg+0xee/0x170 [ 763.424703][ T10] __sys_sendmsg+0xcd/0x170 [ 763.424703][ T10] do_syscall_64+0xc6/0x1e0 [ 763.424703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.424703][ T10] [ 763.426838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.426838][ T10] netdev_get_by_index+0x5e/0x80 [ 763.426838][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.426838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.426838][ T10] addrconf_f6i_alloc+0x265/0x560 [ 763.426838][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 763.426838][ T10] addrconf_join_anycast+0x1c0/0x220 [ 763.426838][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 763.426838][ T10] addrconf_dad_completed+0x12b/0xe20 [ 763.426838][ T10] addrconf_dad_begin+0x310/0x670 [ 763.426838][ T10] addrconf_dad_work+0x10b/0xab0 [ 763.426838][ T10] process_one_work+0x84d/0x18a0 [ 763.426838][ T10] worker_thread+0x587/0xd30 [ 763.426838][ T10] kthread+0x28a/0x350 [ 763.426838][ T10] ret_from_fork+0x31/0x70 [ 763.426838][ T10] ret_from_fork_asm+0x1a/0x30 [ 763.426838][ T10] [ 763.428845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.428845][ T10] netdev_get_by_index+0x5e/0x80 [ 763.428845][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.428845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.428845][ T10] ip6_route_add+0x1c/0x140 [ 763.428845][ T10] addrconf_prefix_route+0x2a6/0x430 [ 763.428845][ T10] inet6_addr_add+0x4f8/0xa40 [ 763.428845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.428845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.428845][ T10] netlink_rcv_skb+0x130/0x360 [ 763.428845][ T10] netlink_unicast+0x449/0x710 [ 763.428845][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.428845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.428845][ T10] ___sys_sendmsg+0xee/0x170 [ 763.428845][ T10] __sys_sendmsg+0xcd/0x170 [ 763.428845][ T10] do_syscall_64+0xc6/0x1e0 [ 763.428845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.428845][ T10] [ 763.431102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.431102][ T10] netdev_get_by_index+0x5e/0x80 [ 763.431102][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.431102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.431102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 763.431102][ T10] ipv6_add_addr+0x411/0x2000 [ 763.431102][ T10] inet6_addr_add+0x30e/0xa40 [ 763.431102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.431102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.431102][ T10] netlink_rcv_skb+0x130/0x360 [ 763.431102][ T10] netlink_unicast+0x449/0x710 [ 763.431102][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.431102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.431102][ T10] ___sys_sendmsg+0xee/0x170 [ 763.431102][ T10] __sys_sendmsg+0xcd/0x170 [ 763.431102][ T10] do_syscall_64+0xc6/0x1e0 [ 763.431102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.431102][ T10] [ 763.433249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.433249][ T10] netdev_get_by_index+0x5e/0x80 [ 763.433249][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.433249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.433249][ T10] ip6_route_add+0x1c/0x140 [ 763.433249][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 763.433249][ T10] addrconf_add_dev+0xe2/0x170 [ 763.433249][ T10] inet6_addr_add+0x12f/0xa40 [ 763.433249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.433249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.433249][ T10] netlink_rcv_skb+0x130/0x360 [ 763.433249][ T10] netlink_unicast+0x449/0x710 [ 763.433249][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.433249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.433249][ T10] ___sys_sendmsg+0xee/0x170 [ 763.433249][ T10] __sys_sendmsg+0xcd/0x170 [ 763.433249][ T10] do_syscall_64+0xc6/0x1e0 [ 763.433249][ T10] [ 763.435475][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.435475][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 763.435475][ T10] ipv6_find_idev+0x102/0x170 [ 763.435475][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.435475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.435475][ T10] netlink_rcv_skb+0x130/0x360 [ 763.435475][ T10] netlink_unicast+0x449/0x710 [ 763.435475][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.435475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.435475][ T10] ___sys_sendmsg+0xee/0x170 [ 763.435475][ T10] __sys_sendmsg+0xcd/0x170 [ 763.435475][ T10] do_syscall_64+0xc6/0x1e0 [ 763.435475][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.435475][ T10] [ 763.437255][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 763.437255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 763.437255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 763.437255][ T10] ipv6_find_idev+0x102/0x170 [ 763.437255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.437255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.437255][ T10] netlink_rcv_skb+0x130/0x360 [ 763.437255][ T10] netlink_unicast+0x449/0x710 [ 763.437255][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.437255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.437255][ T10] ___sys_sendmsg+0xee/0x170 [ 763.437255][ T10] __sys_sendmsg+0xcd/0x170 [ 763.437255][ T10] do_syscall_64+0xc6/0x1e0 [ 763.437255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.437255][ T10] [ 763.439309][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 763.439553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 763.439553][ T10] netdev_get_by_index+0x5e/0x80 [ 763.439553][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.439553][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.439553][ T10] ip6_route_add+0x1c/0x140 [ 763.439553][ T10] addrconf_prefix_route+0x2a6/0x430 [ 763.439553][ T10] inet6_addr_add+0x4f8/0xa40 [ 763.439553][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.439553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.439553][ T10] netlink_rcv_skb+0x130/0x360 [ 763.439553][ T10] netlink_unicast+0x449/0x710 [ 763.439553][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.439553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.439553][ T10] ___sys_sendmsg+0xee/0x170 [ 763.439553][ T10] __sys_sendmsg+0xcd/0x170 [ 763.439553][ T10] do_syscall_64+0xc6/0x1e0 [ 763.439553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.439553][ T10] [ 763.441817][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 763.441817][ T10] netdev_get_by_index+0x5e/0x80 [ 763.441817][ T10] fib6_nh_init+0x3d8/0x1580 [ 763.441817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 763.441817][ T10] addrconf_f6i_alloc+0x315/0x560 [ 763.441817][ T10] ipv6_add_addr+0x411/0x2000 [ 763.441817][ T10] inet6_addr_add+0x30e/0xa40 [ 763.441817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 763.441817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.441817][ T10] netlink_rcv_skb+0x130/0x360 [ 763.441817][ T10] netlink_unicast+0x449/0x710 [ 763.441817][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.441817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.441817][ T10] ___sys_sendmsg+0xee/0x170 [ 763.441817][ T10] __sys_sendmsg+0xcd/0x170 [ 763.441817][ T10] do_syscall_64+0xc6/0x1e0 [ 763.441817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.441817][ T10] [ 763.444121][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 763.444121][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 763.444121][ T10] ipv6_find_idev+0x102/0x170 [ 763.444121][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.444121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.444121][ T10] netlink_rcv_skb+0x130/0x360 [ 763.444121][ T10] netlink_unicast+0x449/0x710 [ 763.444121][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.444121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.444121][ T10] ___sys_sendmsg+0xee/0x170 [ 763.444121][ T10] __sys_sendmsg+0xcd/0x170 [ 763.444121][ T10] do_syscall_64+0xc6/0x1e0 [ 763.444121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.444121][ T10] [ 763.446004][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 763.446004][ T10] neigh_parms_alloc+0x1e5/0x510 [ 763.446004][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 763.446004][ T10] ipv6_find_idev+0x102/0x170 [ 763.446004][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 763.446004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 763.446004][ T10] netlink_rcv_skb+0x130/0x360 [ 763.446004][ T10] netlink_unicast+0x449/0x710 [ 763.446004][ T10] netlink_sendmsg+0x723/0xbe0 [ 763.446004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 763.446004][ T10] ___sys_sendmsg+0xee/0x170 [ 763.446004][ T10] __sys_sendmsg+0xcd/0x170 [ 763.446004][ T10] do_syscall_64+0xc6/0x1e0 [ 763.446004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 763.446004][ T10] [ 765.722084][ T5206] br0: port 1(vx0) entered blocking state [ 765.722312][ T5206] br0: port 1(vx0) entered disabled state [ 765.722494][ T5206] vx0: entered allmulticast mode [ 765.723688][ T5206] vx0: entered promiscuous mode [ 765.726051][ T5206] br0: port 1(vx0) entered blocking state [ 765.726232][ T5206] br0: port 1(vx0) entered forwarding state [ 771.096215][ T5236] br0: port 1(vx0) entered blocking state [ 771.096476][ T5236] br0: port 1(vx0) entered disabled state [ 771.096663][ T5236] vx0: entered allmulticast mode [ 771.098764][ T5236] vx0: entered promiscuous mode [ 771.100826][ T5236] br0: port 1(vx0) entered blocking state [ 771.100998][ T5236] br0: port 1(vx0) entered forwarding state [ 773.550937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 773.551431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.551431][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 773.551431][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 773.551431][ T10] fib6_nh_init+0xa22/0x1580 [ 773.551431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.551431][ T10] ip6_route_add+0x1c/0x140 [ 773.551431][ T10] inet6_rtm_newroute+0x104/0x110 [ 773.551431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.551431][ T10] netlink_rcv_skb+0x130/0x360 [ 773.551431][ T10] netlink_unicast+0x449/0x710 [ 773.551431][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.551431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.551431][ T10] ___sys_sendmsg+0xee/0x170 [ 773.551431][ T10] __sys_sendmsg+0xcd/0x170 [ 773.551431][ T10] do_syscall_64+0xc6/0x1e0 [ 773.551431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.551431][ T10] [ 773.553638][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.553638][ T10] dst_init+0x84/0x4a0 [ 773.553638][ T10] dst_alloc+0x97/0x150 [ 773.553638][ T10] ip6_dst_alloc+0x23/0x90 [ 773.553638][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 773.553638][ T10] ip6_pol_route+0x56f/0x840 [ 773.553638][ T10] fib6_rule_lookup+0x456/0x630 [ 773.553638][ T10] ip6_route_input+0x59c/0xa50 [ 773.553638][ T10] ipv6_rcv+0x397/0x810 [ 773.553638][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 773.553638][ T10] process_backlog+0x101/0x620 [ 773.553638][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 773.553638][ T10] net_rx_action+0x495/0xbe0 [ 773.553638][ T10] __do_softirq+0x1b5/0x7f6 [ 773.553638][ T10] [ 773.555497][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.555497][ T10] netdev_get_by_index+0x5e/0x80 [ 773.555497][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.555497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.555497][ T10] addrconf_f6i_alloc+0x265/0x560 [ 773.555497][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 773.555497][ T10] addrconf_join_anycast+0x1c0/0x220 [ 773.555497][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 773.555497][ T10] addrconf_dad_completed+0x12b/0xe20 [ 773.555497][ T10] addrconf_dad_begin+0x310/0x670 [ 773.555497][ T10] addrconf_dad_work+0x10b/0xab0 [ 773.555497][ T10] process_one_work+0x84d/0x18a0 [ 773.555497][ T10] worker_thread+0x587/0xd30 [ 773.555497][ T10] kthread+0x28a/0x350 [ 773.555497][ T10] ret_from_fork+0x31/0x70 [ 773.555497][ T10] ret_from_fork_asm+0x1a/0x30 [ 773.555497][ T10] [ 773.557677][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.557677][ T10] netdev_get_by_index+0x5e/0x80 [ 773.557677][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.557677][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.557677][ T10] ip6_route_add+0x1c/0x140 [ 773.557677][ T10] addrconf_prefix_route+0x2a6/0x430 [ 773.557677][ T10] inet6_addr_add+0x4f8/0xa40 [ 773.557677][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.557677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.557677][ T10] netlink_rcv_skb+0x130/0x360 [ 773.557677][ T10] netlink_unicast+0x449/0x710 [ 773.557677][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.557677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.557677][ T10] ___sys_sendmsg+0xee/0x170 [ 773.557677][ T10] __sys_sendmsg+0xcd/0x170 [ 773.557677][ T10] do_syscall_64+0xc6/0x1e0 [ 773.557677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.557677][ T10] [ 773.559958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.559958][ T10] netdev_get_by_index+0x5e/0x80 [ 773.559958][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.559958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.559958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 773.559958][ T10] ipv6_add_addr+0x411/0x2000 [ 773.559958][ T10] inet6_addr_add+0x30e/0xa40 [ 773.559958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.559958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.559958][ T10] netlink_rcv_skb+0x130/0x360 [ 773.559958][ T10] netlink_unicast+0x449/0x710 [ 773.559958][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.559958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.559958][ T10] ___sys_sendmsg+0xee/0x170 [ 773.559958][ T10] __sys_sendmsg+0xcd/0x170 [ 773.559958][ T10] do_syscall_64+0xc6/0x1e0 [ 773.559958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.559958][ T10] [ 773.562221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.562221][ T10] netdev_get_by_index+0x5e/0x80 [ 773.562221][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.562221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.562221][ T10] ip6_route_add+0x1c/0x140 [ 773.562221][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 773.562221][ T10] addrconf_add_dev+0xe2/0x170 [ 773.562221][ T10] inet6_addr_add+0x12f/0xa40 [ 773.562221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.562221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.562221][ T10] netlink_rcv_skb+0x130/0x360 [ 773.562221][ T10] netlink_unicast+0x449/0x710 [ 773.562221][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.562221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.562221][ T10] ___sys_sendmsg+0xee/0x170 [ 773.562221][ T10] __sys_sendmsg+0xcd/0x170 [ 773.562221][ T10] do_syscall_64+0xc6/0x1e0 [ 773.562221][ T10] [ 773.564444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.564444][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 773.564444][ T10] ipv6_find_idev+0x102/0x170 [ 773.564444][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.564444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.564444][ T10] netlink_rcv_skb+0x130/0x360 [ 773.564444][ T10] netlink_unicast+0x449/0x710 [ 773.564444][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.564444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.564444][ T10] ___sys_sendmsg+0xee/0x170 [ 773.564444][ T10] __sys_sendmsg+0xcd/0x170 [ 773.564444][ T10] do_syscall_64+0xc6/0x1e0 [ 773.564444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.564444][ T10] [ 773.566199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 773.566199][ T10] neigh_parms_alloc+0x1e5/0x510 [ 773.566199][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 773.566199][ T10] ipv6_find_idev+0x102/0x170 [ 773.566199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.566199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.566199][ T10] netlink_rcv_skb+0x130/0x360 [ 773.566199][ T10] netlink_unicast+0x449/0x710 [ 773.566199][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.566199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.566199][ T10] ___sys_sendmsg+0xee/0x170 [ 773.566199][ T10] __sys_sendmsg+0xcd/0x170 [ 773.566199][ T10] do_syscall_64+0xc6/0x1e0 [ 773.566199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.566199][ T10] [ 773.568118][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 773.568420][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 773.568420][ T10] dst_init+0x84/0x4a0 [ 773.568420][ T10] dst_alloc+0x97/0x150 [ 773.568420][ T10] ip6_dst_alloc+0x23/0x90 [ 773.568420][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 773.568420][ T10] ip6_pol_route+0x56f/0x840 [ 773.568420][ T10] fib6_rule_lookup+0x456/0x630 [ 773.568420][ T10] ip6_route_input+0x59c/0xa50 [ 773.568420][ T10] ipv6_rcv+0x397/0x810 [ 773.568420][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 773.568420][ T10] process_backlog+0x101/0x620 [ 773.568420][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 773.568420][ T10] net_rx_action+0x495/0xbe0 [ 773.568420][ T10] __do_softirq+0x1b5/0x7f6 [ 773.568420][ T10] [ 773.570276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.570276][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 773.570276][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 773.570276][ T10] fib6_nh_init+0xa22/0x1580 [ 773.570276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.570276][ T10] ip6_route_add+0x1c/0x140 [ 773.570276][ T10] inet6_rtm_newroute+0x104/0x110 [ 773.570276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.570276][ T10] netlink_rcv_skb+0x130/0x360 [ 773.570276][ T10] netlink_unicast+0x449/0x710 [ 773.570276][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.570276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.570276][ T10] ___sys_sendmsg+0xee/0x170 [ 773.570276][ T10] __sys_sendmsg+0xcd/0x170 [ 773.570276][ T10] do_syscall_64+0xc6/0x1e0 [ 773.570276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.570276][ T10] [ 773.572435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.572435][ T10] netdev_get_by_index+0x5e/0x80 [ 773.572435][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.572435][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.572435][ T10] addrconf_f6i_alloc+0x265/0x560 [ 773.572435][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 773.572435][ T10] addrconf_join_anycast+0x1c0/0x220 [ 773.572435][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 773.572435][ T10] addrconf_dad_completed+0x12b/0xe20 [ 773.572435][ T10] addrconf_dad_begin+0x310/0x670 [ 773.572435][ T10] addrconf_dad_work+0x10b/0xab0 [ 773.572435][ T10] process_one_work+0x84d/0x18a0 [ 773.572435][ T10] worker_thread+0x587/0xd30 [ 773.572435][ T10] kthread+0x28a/0x350 [ 773.572435][ T10] ret_from_fork+0x31/0x70 [ 773.572435][ T10] ret_from_fork_asm+0x1a/0x30 [ 773.572435][ T10] [ 773.574600][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.574600][ T10] netdev_get_by_index+0x5e/0x80 [ 773.574600][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.574600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.574600][ T10] ip6_route_add+0x1c/0x140 [ 773.574600][ T10] addrconf_prefix_route+0x2a6/0x430 [ 773.574600][ T10] inet6_addr_add+0x4f8/0xa40 [ 773.574600][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.574600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.574600][ T10] netlink_rcv_skb+0x130/0x360 [ 773.574600][ T10] netlink_unicast+0x449/0x710 [ 773.574600][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.574600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.574600][ T10] ___sys_sendmsg+0xee/0x170 [ 773.574600][ T10] __sys_sendmsg+0xcd/0x170 [ 773.574600][ T10] do_syscall_64+0xc6/0x1e0 [ 773.574600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.574600][ T10] [ 773.576846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.576846][ T10] netdev_get_by_index+0x5e/0x80 [ 773.576846][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.576846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.576846][ T10] addrconf_f6i_alloc+0x315/0x560 [ 773.576846][ T10] ipv6_add_addr+0x411/0x2000 [ 773.576846][ T10] inet6_addr_add+0x30e/0xa40 [ 773.576846][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.576846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.576846][ T10] netlink_rcv_skb+0x130/0x360 [ 773.576846][ T10] netlink_unicast+0x449/0x710 [ 773.576846][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.576846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.576846][ T10] ___sys_sendmsg+0xee/0x170 [ 773.576846][ T10] __sys_sendmsg+0xcd/0x170 [ 773.576846][ T10] do_syscall_64+0xc6/0x1e0 [ 773.576846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.576846][ T10] [ 773.579112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.579112][ T10] netdev_get_by_index+0x5e/0x80 [ 773.579112][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.579112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.579112][ T10] ip6_route_add+0x1c/0x140 [ 773.579112][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 773.579112][ T10] addrconf_add_dev+0xe2/0x170 [ 773.579112][ T10] inet6_addr_add+0x12f/0xa40 [ 773.579112][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.579112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.579112][ T10] netlink_rcv_skb+0x130/0x360 [ 773.579112][ T10] netlink_unicast+0x449/0x710 [ 773.579112][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.579112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.579112][ T10] ___sys_sendmsg+0xee/0x170 [ 773.579112][ T10] __sys_sendmsg+0xcd/0x170 [ 773.579112][ T10] do_syscall_64+0xc6/0x1e0 [ 773.579112][ T10] [ 773.581540][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.581540][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 773.581540][ T10] ipv6_find_idev+0x102/0x170 [ 773.581540][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.581540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.581540][ T10] netlink_rcv_skb+0x130/0x360 [ 773.581540][ T10] netlink_unicast+0x449/0x710 [ 773.581540][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.581540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.581540][ T10] ___sys_sendmsg+0xee/0x170 [ 773.581540][ T10] __sys_sendmsg+0xcd/0x170 [ 773.581540][ T10] do_syscall_64+0xc6/0x1e0 [ 773.581540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.581540][ T10] [ 773.583448][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 773.583448][ T10] neigh_parms_alloc+0x1e5/0x510 [ 773.583448][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 773.583448][ T10] ipv6_find_idev+0x102/0x170 [ 773.583448][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.583448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.583448][ T10] netlink_rcv_skb+0x130/0x360 [ 773.583448][ T10] netlink_unicast+0x449/0x710 [ 773.583448][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.583448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.583448][ T10] ___sys_sendmsg+0xee/0x170 [ 773.583448][ T10] __sys_sendmsg+0xcd/0x170 [ 773.583448][ T10] do_syscall_64+0xc6/0x1e0 [ 773.583448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.583448][ T10] [ 773.585554][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 773.585830][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 773.585830][ T10] netdev_get_by_index+0x5e/0x80 [ 773.585830][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.585830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.585830][ T10] ip6_route_add+0x1c/0x140 [ 773.585830][ T10] addrconf_prefix_route+0x2a6/0x430 [ 773.585830][ T10] inet6_addr_add+0x4f8/0xa40 [ 773.585830][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.585830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.585830][ T10] netlink_rcv_skb+0x130/0x360 [ 773.585830][ T10] netlink_unicast+0x449/0x710 [ 773.585830][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.585830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.585830][ T10] ___sys_sendmsg+0xee/0x170 [ 773.585830][ T10] __sys_sendmsg+0xcd/0x170 [ 773.585830][ T10] do_syscall_64+0xc6/0x1e0 [ 773.585830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.585830][ T10] [ 773.588404][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 773.588404][ T10] netdev_get_by_index+0x5e/0x80 [ 773.588404][ T10] fib6_nh_init+0x3d8/0x1580 [ 773.588404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 773.588404][ T10] addrconf_f6i_alloc+0x315/0x560 [ 773.588404][ T10] ipv6_add_addr+0x411/0x2000 [ 773.588404][ T10] inet6_addr_add+0x30e/0xa40 [ 773.588404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 773.588404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.588404][ T10] netlink_rcv_skb+0x130/0x360 [ 773.588404][ T10] netlink_unicast+0x449/0x710 [ 773.588404][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.588404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.588404][ T10] ___sys_sendmsg+0xee/0x170 [ 773.588404][ T10] __sys_sendmsg+0xcd/0x170 [ 773.588404][ T10] do_syscall_64+0xc6/0x1e0 [ 773.588404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.588404][ T10] [ 773.590874][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 773.590874][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 773.590874][ T10] ipv6_find_idev+0x102/0x170 [ 773.590874][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.590874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.590874][ T10] netlink_rcv_skb+0x130/0x360 [ 773.590874][ T10] netlink_unicast+0x449/0x710 [ 773.590874][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.590874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.590874][ T10] ___sys_sendmsg+0xee/0x170 [ 773.590874][ T10] __sys_sendmsg+0xcd/0x170 [ 773.590874][ T10] do_syscall_64+0xc6/0x1e0 [ 773.590874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.590874][ T10] [ 773.592813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 773.592813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 773.592813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 773.592813][ T10] ipv6_find_idev+0x102/0x170 [ 773.592813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 773.592813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 773.592813][ T10] netlink_rcv_skb+0x130/0x360 [ 773.592813][ T10] netlink_unicast+0x449/0x710 [ 773.592813][ T10] netlink_sendmsg+0x723/0xbe0 [ 773.592813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 773.592813][ T10] ___sys_sendmsg+0xee/0x170 [ 773.592813][ T10] __sys_sendmsg+0xcd/0x170 [ 773.592813][ T10] do_syscall_64+0xc6/0x1e0 [ 773.592813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 773.592813][ T10] [ 783.615824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 783.616191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.616191][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 783.616191][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 783.616191][ T10] fib6_nh_init+0xa22/0x1580 [ 783.616191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.616191][ T10] ip6_route_add+0x1c/0x140 [ 783.616191][ T10] inet6_rtm_newroute+0x104/0x110 [ 783.616191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.616191][ T10] netlink_rcv_skb+0x130/0x360 [ 783.616191][ T10] netlink_unicast+0x449/0x710 [ 783.616191][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.616191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.616191][ T10] ___sys_sendmsg+0xee/0x170 [ 783.616191][ T10] __sys_sendmsg+0xcd/0x170 [ 783.616191][ T10] do_syscall_64+0xc6/0x1e0 [ 783.616191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.616191][ T10] [ 783.618346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.618346][ T10] dst_init+0x84/0x4a0 [ 783.618346][ T10] dst_alloc+0x97/0x150 [ 783.618346][ T10] ip6_dst_alloc+0x23/0x90 [ 783.618346][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 783.618346][ T10] ip6_pol_route+0x56f/0x840 [ 783.618346][ T10] fib6_rule_lookup+0x456/0x630 [ 783.618346][ T10] ip6_route_input+0x59c/0xa50 [ 783.618346][ T10] ipv6_rcv+0x397/0x810 [ 783.618346][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 783.618346][ T10] process_backlog+0x101/0x620 [ 783.618346][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 783.618346][ T10] net_rx_action+0x495/0xbe0 [ 783.618346][ T10] __do_softirq+0x1b5/0x7f6 [ 783.618346][ T10] [ 783.620215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.620215][ T10] netdev_get_by_index+0x5e/0x80 [ 783.620215][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.620215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.620215][ T10] addrconf_f6i_alloc+0x265/0x560 [ 783.620215][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 783.620215][ T10] addrconf_join_anycast+0x1c0/0x220 [ 783.620215][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 783.620215][ T10] addrconf_dad_completed+0x12b/0xe20 [ 783.620215][ T10] addrconf_dad_begin+0x310/0x670 [ 783.620215][ T10] addrconf_dad_work+0x10b/0xab0 [ 783.620215][ T10] process_one_work+0x84d/0x18a0 [ 783.620215][ T10] worker_thread+0x587/0xd30 [ 783.620215][ T10] kthread+0x28a/0x350 [ 783.620215][ T10] ret_from_fork+0x31/0x70 [ 783.620215][ T10] ret_from_fork_asm+0x1a/0x30 [ 783.620215][ T10] [ 783.622450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.622450][ T10] netdev_get_by_index+0x5e/0x80 [ 783.622450][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.622450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.622450][ T10] ip6_route_add+0x1c/0x140 [ 783.622450][ T10] addrconf_prefix_route+0x2a6/0x430 [ 783.622450][ T10] inet6_addr_add+0x4f8/0xa40 [ 783.622450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.622450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.622450][ T10] netlink_rcv_skb+0x130/0x360 [ 783.622450][ T10] netlink_unicast+0x449/0x710 [ 783.622450][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.622450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.622450][ T10] ___sys_sendmsg+0xee/0x170 [ 783.622450][ T10] __sys_sendmsg+0xcd/0x170 [ 783.622450][ T10] do_syscall_64+0xc6/0x1e0 [ 783.622450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.622450][ T10] [ 783.624768][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.624768][ T10] netdev_get_by_index+0x5e/0x80 [ 783.624768][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.624768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.624768][ T10] addrconf_f6i_alloc+0x315/0x560 [ 783.624768][ T10] ipv6_add_addr+0x411/0x2000 [ 783.624768][ T10] inet6_addr_add+0x30e/0xa40 [ 783.624768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.624768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.624768][ T10] netlink_rcv_skb+0x130/0x360 [ 783.624768][ T10] netlink_unicast+0x449/0x710 [ 783.624768][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.624768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.624768][ T10] ___sys_sendmsg+0xee/0x170 [ 783.624768][ T10] __sys_sendmsg+0xcd/0x170 [ 783.624768][ T10] do_syscall_64+0xc6/0x1e0 [ 783.624768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.624768][ T10] [ 783.627082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.627082][ T10] netdev_get_by_index+0x5e/0x80 [ 783.627082][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.627082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.627082][ T10] ip6_route_add+0x1c/0x140 [ 783.627082][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 783.627082][ T10] addrconf_add_dev+0xe2/0x170 [ 783.627082][ T10] inet6_addr_add+0x12f/0xa40 [ 783.627082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.627082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.627082][ T10] netlink_rcv_skb+0x130/0x360 [ 783.627082][ T10] netlink_unicast+0x449/0x710 [ 783.627082][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.627082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.627082][ T10] ___sys_sendmsg+0xee/0x170 [ 783.627082][ T10] __sys_sendmsg+0xcd/0x170 [ 783.627082][ T10] do_syscall_64+0xc6/0x1e0 [ 783.627082][ T10] [ 783.629339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.629339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 783.629339][ T10] ipv6_find_idev+0x102/0x170 [ 783.629339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.629339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.629339][ T10] netlink_rcv_skb+0x130/0x360 [ 783.629339][ T10] netlink_unicast+0x449/0x710 [ 783.629339][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.629339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.629339][ T10] ___sys_sendmsg+0xee/0x170 [ 783.629339][ T10] __sys_sendmsg+0xcd/0x170 [ 783.629339][ T10] do_syscall_64+0xc6/0x1e0 [ 783.629339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.629339][ T10] [ 783.631232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 783.631232][ T10] neigh_parms_alloc+0x1e5/0x510 [ 783.631232][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 783.631232][ T10] ipv6_find_idev+0x102/0x170 [ 783.631232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.631232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.631232][ T10] netlink_rcv_skb+0x130/0x360 [ 783.631232][ T10] netlink_unicast+0x449/0x710 [ 783.631232][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.631232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.631232][ T10] ___sys_sendmsg+0xee/0x170 [ 783.631232][ T10] __sys_sendmsg+0xcd/0x170 [ 783.631232][ T10] do_syscall_64+0xc6/0x1e0 [ 783.631232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.631232][ T10] [ 783.633566][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 783.633884][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 783.633884][ T10] dst_init+0x84/0x4a0 [ 783.633884][ T10] dst_alloc+0x97/0x150 [ 783.633884][ T10] ip6_dst_alloc+0x23/0x90 [ 783.633884][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 783.633884][ T10] ip6_pol_route+0x56f/0x840 [ 783.633884][ T10] fib6_rule_lookup+0x456/0x630 [ 783.633884][ T10] ip6_route_input+0x59c/0xa50 [ 783.633884][ T10] ipv6_rcv+0x397/0x810 [ 783.633884][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 783.633884][ T10] process_backlog+0x101/0x620 [ 783.633884][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 783.633884][ T10] net_rx_action+0x495/0xbe0 [ 783.633884][ T10] __do_softirq+0x1b5/0x7f6 [ 783.633884][ T10] [ 783.635860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.635860][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 783.635860][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 783.635860][ T10] fib6_nh_init+0xa22/0x1580 [ 783.635860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.635860][ T10] ip6_route_add+0x1c/0x140 [ 783.635860][ T10] inet6_rtm_newroute+0x104/0x110 [ 783.635860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.635860][ T10] netlink_rcv_skb+0x130/0x360 [ 783.635860][ T10] netlink_unicast+0x449/0x710 [ 783.635860][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.635860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.635860][ T10] ___sys_sendmsg+0xee/0x170 [ 783.635860][ T10] __sys_sendmsg+0xcd/0x170 [ 783.635860][ T10] do_syscall_64+0xc6/0x1e0 [ 783.635860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.635860][ T10] [ 783.638192][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.638192][ T10] netdev_get_by_index+0x5e/0x80 [ 783.638192][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.638192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.638192][ T10] addrconf_f6i_alloc+0x265/0x560 [ 783.638192][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 783.638192][ T10] addrconf_join_anycast+0x1c0/0x220 [ 783.638192][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 783.638192][ T10] addrconf_dad_completed+0x12b/0xe20 [ 783.638192][ T10] addrconf_dad_begin+0x310/0x670 [ 783.638192][ T10] addrconf_dad_work+0x10b/0xab0 [ 783.638192][ T10] process_one_work+0x84d/0x18a0 [ 783.638192][ T10] worker_thread+0x587/0xd30 [ 783.638192][ T10] kthread+0x28a/0x350 [ 783.638192][ T10] ret_from_fork+0x31/0x70 [ 783.638192][ T10] ret_from_fork_asm+0x1a/0x30 [ 783.638192][ T10] [ 783.640853][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.640853][ T10] netdev_get_by_index+0x5e/0x80 [ 783.640853][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.640853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.640853][ T10] ip6_route_add+0x1c/0x140 [ 783.640853][ T10] addrconf_prefix_route+0x2a6/0x430 [ 783.640853][ T10] inet6_addr_add+0x4f8/0xa40 [ 783.640853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.640853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.640853][ T10] netlink_rcv_skb+0x130/0x360 [ 783.640853][ T10] netlink_unicast+0x449/0x710 [ 783.640853][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.640853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.640853][ T10] ___sys_sendmsg+0xee/0x170 [ 783.640853][ T10] __sys_sendmsg+0xcd/0x170 [ 783.640853][ T10] do_syscall_64+0xc6/0x1e0 [ 783.640853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.640853][ T10] [ 783.643410][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.643410][ T10] netdev_get_by_index+0x5e/0x80 [ 783.643410][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.643410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.643410][ T10] addrconf_f6i_alloc+0x315/0x560 [ 783.643410][ T10] ipv6_add_addr+0x411/0x2000 [ 783.643410][ T10] inet6_addr_add+0x30e/0xa40 [ 783.643410][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.643410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.643410][ T10] netlink_rcv_skb+0x130/0x360 [ 783.643410][ T10] netlink_unicast+0x449/0x710 [ 783.643410][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.643410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.643410][ T10] ___sys_sendmsg+0xee/0x170 [ 783.643410][ T10] __sys_sendmsg+0xcd/0x170 [ 783.643410][ T10] do_syscall_64+0xc6/0x1e0 [ 783.643410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.643410][ T10] [ 783.645905][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.645905][ T10] netdev_get_by_index+0x5e/0x80 [ 783.645905][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.645905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.645905][ T10] ip6_route_add+0x1c/0x140 [ 783.645905][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 783.645905][ T10] addrconf_add_dev+0xe2/0x170 [ 783.645905][ T10] inet6_addr_add+0x12f/0xa40 [ 783.645905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.645905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.645905][ T10] netlink_rcv_skb+0x130/0x360 [ 783.645905][ T10] netlink_unicast+0x449/0x710 [ 783.645905][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.645905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.645905][ T10] ___sys_sendmsg+0xee/0x170 [ 783.645905][ T10] __sys_sendmsg+0xcd/0x170 [ 783.645905][ T10] do_syscall_64+0xc6/0x1e0 [ 783.645905][ T10] [ 783.648456][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.648456][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 783.648456][ T10] ipv6_find_idev+0x102/0x170 [ 783.648456][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.648456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.648456][ T10] netlink_rcv_skb+0x130/0x360 [ 783.648456][ T10] netlink_unicast+0x449/0x710 [ 783.648456][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.648456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.648456][ T10] ___sys_sendmsg+0xee/0x170 [ 783.648456][ T10] __sys_sendmsg+0xcd/0x170 [ 783.648456][ T10] do_syscall_64+0xc6/0x1e0 [ 783.648456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.648456][ T10] [ 783.650432][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 783.650432][ T10] neigh_parms_alloc+0x1e5/0x510 [ 783.650432][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 783.650432][ T10] ipv6_find_idev+0x102/0x170 [ 783.650432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.650432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.650432][ T10] netlink_rcv_skb+0x130/0x360 [ 783.650432][ T10] netlink_unicast+0x449/0x710 [ 783.650432][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.650432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.650432][ T10] ___sys_sendmsg+0xee/0x170 [ 783.650432][ T10] __sys_sendmsg+0xcd/0x170 [ 783.650432][ T10] do_syscall_64+0xc6/0x1e0 [ 783.650432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.650432][ T10] [ 783.652470][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 783.652808][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 783.652808][ T10] netdev_get_by_index+0x5e/0x80 [ 783.652808][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.652808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.652808][ T10] ip6_route_add+0x1c/0x140 [ 783.652808][ T10] addrconf_prefix_route+0x2a6/0x430 [ 783.652808][ T10] inet6_addr_add+0x4f8/0xa40 [ 783.652808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.652808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.652808][ T10] netlink_rcv_skb+0x130/0x360 [ 783.652808][ T10] netlink_unicast+0x449/0x710 [ 783.652808][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.652808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.652808][ T10] ___sys_sendmsg+0xee/0x170 [ 783.652808][ T10] __sys_sendmsg+0xcd/0x170 [ 783.652808][ T10] do_syscall_64+0xc6/0x1e0 [ 783.652808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.652808][ T10] [ 783.655087][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 783.655087][ T10] netdev_get_by_index+0x5e/0x80 [ 783.655087][ T10] fib6_nh_init+0x3d8/0x1580 [ 783.655087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 783.655087][ T10] addrconf_f6i_alloc+0x315/0x560 [ 783.655087][ T10] ipv6_add_addr+0x411/0x2000 [ 783.655087][ T10] inet6_addr_add+0x30e/0xa40 [ 783.655087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 783.655087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.655087][ T10] netlink_rcv_skb+0x130/0x360 [ 783.655087][ T10] netlink_unicast+0x449/0x710 [ 783.655087][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.655087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.655087][ T10] ___sys_sendmsg+0xee/0x170 [ 783.655087][ T10] __sys_sendmsg+0xcd/0x170 [ 783.655087][ T10] do_syscall_64+0xc6/0x1e0 [ 783.655087][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.655087][ T10] [ 783.657543][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 783.657543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 783.657543][ T10] ipv6_find_idev+0x102/0x170 [ 783.657543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.657543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.657543][ T10] netlink_rcv_skb+0x130/0x360 [ 783.657543][ T10] netlink_unicast+0x449/0x710 [ 783.657543][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.657543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.657543][ T10] ___sys_sendmsg+0xee/0x170 [ 783.657543][ T10] __sys_sendmsg+0xcd/0x170 [ 783.657543][ T10] do_syscall_64+0xc6/0x1e0 [ 783.657543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.657543][ T10] [ 783.659470][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 783.659470][ T10] neigh_parms_alloc+0x1e5/0x510 [ 783.659470][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 783.659470][ T10] ipv6_find_idev+0x102/0x170 [ 783.659470][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 783.659470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 783.659470][ T10] netlink_rcv_skb+0x130/0x360 [ 783.659470][ T10] netlink_unicast+0x449/0x710 [ 783.659470][ T10] netlink_sendmsg+0x723/0xbe0 [ 783.659470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 783.659470][ T10] ___sys_sendmsg+0xee/0x170 [ 783.659470][ T10] __sys_sendmsg+0xcd/0x170 [ 783.659470][ T10] do_syscall_64+0xc6/0x1e0 [ 783.659470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 783.659470][ T10] [ 793.759465][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 793.759855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.759855][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 793.759855][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 793.759855][ T10] fib6_nh_init+0xa22/0x1580 [ 793.759855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.759855][ T10] ip6_route_add+0x1c/0x140 [ 793.759855][ T10] inet6_rtm_newroute+0x104/0x110 [ 793.759855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.759855][ T10] netlink_rcv_skb+0x130/0x360 [ 793.759855][ T10] netlink_unicast+0x449/0x710 [ 793.759855][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.759855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.759855][ T10] ___sys_sendmsg+0xee/0x170 [ 793.759855][ T10] __sys_sendmsg+0xcd/0x170 [ 793.759855][ T10] do_syscall_64+0xc6/0x1e0 [ 793.759855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.759855][ T10] [ 793.762001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.762001][ T10] dst_init+0x84/0x4a0 [ 793.762001][ T10] dst_alloc+0x97/0x150 [ 793.762001][ T10] ip6_dst_alloc+0x23/0x90 [ 793.762001][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 793.762001][ T10] ip6_pol_route+0x56f/0x840 [ 793.762001][ T10] fib6_rule_lookup+0x456/0x630 [ 793.762001][ T10] ip6_route_input+0x59c/0xa50 [ 793.762001][ T10] ipv6_rcv+0x397/0x810 [ 793.762001][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 793.762001][ T10] process_backlog+0x101/0x620 [ 793.762001][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 793.762001][ T10] net_rx_action+0x495/0xbe0 [ 793.762001][ T10] __do_softirq+0x1b5/0x7f6 [ 793.762001][ T10] [ 793.763861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.763861][ T10] netdev_get_by_index+0x5e/0x80 [ 793.763861][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.763861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.763861][ T10] addrconf_f6i_alloc+0x265/0x560 [ 793.763861][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 793.763861][ T10] addrconf_join_anycast+0x1c0/0x220 [ 793.763861][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 793.763861][ T10] addrconf_dad_completed+0x12b/0xe20 [ 793.763861][ T10] addrconf_dad_begin+0x310/0x670 [ 793.763861][ T10] addrconf_dad_work+0x10b/0xab0 [ 793.763861][ T10] process_one_work+0x84d/0x18a0 [ 793.763861][ T10] worker_thread+0x587/0xd30 [ 793.763861][ T10] kthread+0x28a/0x350 [ 793.763861][ T10] ret_from_fork+0x31/0x70 [ 793.763861][ T10] ret_from_fork_asm+0x1a/0x30 [ 793.763861][ T10] [ 793.766071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.766071][ T10] netdev_get_by_index+0x5e/0x80 [ 793.766071][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.766071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.766071][ T10] ip6_route_add+0x1c/0x140 [ 793.766071][ T10] addrconf_prefix_route+0x2a6/0x430 [ 793.766071][ T10] inet6_addr_add+0x4f8/0xa40 [ 793.766071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.766071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.766071][ T10] netlink_rcv_skb+0x130/0x360 [ 793.766071][ T10] netlink_unicast+0x449/0x710 [ 793.766071][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.766071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.766071][ T10] ___sys_sendmsg+0xee/0x170 [ 793.766071][ T10] __sys_sendmsg+0xcd/0x170 [ 793.766071][ T10] do_syscall_64+0xc6/0x1e0 [ 793.766071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.766071][ T10] [ 793.768397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.768397][ T10] netdev_get_by_index+0x5e/0x80 [ 793.768397][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.768397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.768397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 793.768397][ T10] ipv6_add_addr+0x411/0x2000 [ 793.768397][ T10] inet6_addr_add+0x30e/0xa40 [ 793.768397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.768397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.768397][ T10] netlink_rcv_skb+0x130/0x360 [ 793.768397][ T10] netlink_unicast+0x449/0x710 [ 793.768397][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.768397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.768397][ T10] ___sys_sendmsg+0xee/0x170 [ 793.768397][ T10] __sys_sendmsg+0xcd/0x170 [ 793.768397][ T10] do_syscall_64+0xc6/0x1e0 [ 793.768397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.768397][ T10] [ 793.770747][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.770747][ T10] netdev_get_by_index+0x5e/0x80 [ 793.770747][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.770747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.770747][ T10] ip6_route_add+0x1c/0x140 [ 793.770747][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 793.770747][ T10] addrconf_add_dev+0xe2/0x170 [ 793.770747][ T10] inet6_addr_add+0x12f/0xa40 [ 793.770747][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.770747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.770747][ T10] netlink_rcv_skb+0x130/0x360 [ 793.770747][ T10] netlink_unicast+0x449/0x710 [ 793.770747][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.770747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.770747][ T10] ___sys_sendmsg+0xee/0x170 [ 793.770747][ T10] __sys_sendmsg+0xcd/0x170 [ 793.770747][ T10] do_syscall_64+0xc6/0x1e0 [ 793.770747][ T10] [ 793.773032][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.773032][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 793.773032][ T10] ipv6_find_idev+0x102/0x170 [ 793.773032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.773032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.773032][ T10] netlink_rcv_skb+0x130/0x360 [ 793.773032][ T10] netlink_unicast+0x449/0x710 [ 793.773032][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.773032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.773032][ T10] ___sys_sendmsg+0xee/0x170 [ 793.773032][ T10] __sys_sendmsg+0xcd/0x170 [ 793.773032][ T10] do_syscall_64+0xc6/0x1e0 [ 793.773032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.773032][ T10] [ 793.775051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 793.775051][ T10] neigh_parms_alloc+0x1e5/0x510 [ 793.775051][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 793.775051][ T10] ipv6_find_idev+0x102/0x170 [ 793.775051][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.775051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.775051][ T10] netlink_rcv_skb+0x130/0x360 [ 793.775051][ T10] netlink_unicast+0x449/0x710 [ 793.775051][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.775051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.775051][ T10] ___sys_sendmsg+0xee/0x170 [ 793.775051][ T10] __sys_sendmsg+0xcd/0x170 [ 793.775051][ T10] do_syscall_64+0xc6/0x1e0 [ 793.775051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.775051][ T10] [ 793.777316][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 793.777632][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 793.777632][ T10] dst_init+0x84/0x4a0 [ 793.777632][ T10] dst_alloc+0x97/0x150 [ 793.777632][ T10] ip6_dst_alloc+0x23/0x90 [ 793.777632][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 793.777632][ T10] ip6_pol_route+0x56f/0x840 [ 793.777632][ T10] fib6_rule_lookup+0x456/0x630 [ 793.777632][ T10] ip6_route_input+0x59c/0xa50 [ 793.777632][ T10] ipv6_rcv+0x397/0x810 [ 793.777632][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 793.777632][ T10] process_backlog+0x101/0x620 [ 793.777632][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 793.777632][ T10] net_rx_action+0x495/0xbe0 [ 793.777632][ T10] __do_softirq+0x1b5/0x7f6 [ 793.777632][ T10] [ 793.779592][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.779592][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 793.779592][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 793.779592][ T10] fib6_nh_init+0xa22/0x1580 [ 793.779592][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.779592][ T10] ip6_route_add+0x1c/0x140 [ 793.779592][ T10] inet6_rtm_newroute+0x104/0x110 [ 793.779592][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.779592][ T10] netlink_rcv_skb+0x130/0x360 [ 793.779592][ T10] netlink_unicast+0x449/0x710 [ 793.779592][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.779592][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.779592][ T10] ___sys_sendmsg+0xee/0x170 [ 793.779592][ T10] __sys_sendmsg+0xcd/0x170 [ 793.779592][ T10] do_syscall_64+0xc6/0x1e0 [ 793.779592][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.779592][ T10] [ 793.781986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.781986][ T10] netdev_get_by_index+0x5e/0x80 [ 793.781986][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.781986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.781986][ T10] addrconf_f6i_alloc+0x265/0x560 [ 793.781986][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 793.781986][ T10] addrconf_join_anycast+0x1c0/0x220 [ 793.781986][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 793.781986][ T10] addrconf_dad_completed+0x12b/0xe20 [ 793.781986][ T10] addrconf_dad_begin+0x310/0x670 [ 793.781986][ T10] addrconf_dad_work+0x10b/0xab0 [ 793.781986][ T10] process_one_work+0x84d/0x18a0 [ 793.781986][ T10] worker_thread+0x587/0xd30 [ 793.781986][ T10] kthread+0x28a/0x350 [ 793.781986][ T10] ret_from_fork+0x31/0x70 [ 793.781986][ T10] ret_from_fork_asm+0x1a/0x30 [ 793.781986][ T10] [ 793.784173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.784173][ T10] netdev_get_by_index+0x5e/0x80 [ 793.784173][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.784173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.784173][ T10] ip6_route_add+0x1c/0x140 [ 793.784173][ T10] addrconf_prefix_route+0x2a6/0x430 [ 793.784173][ T10] inet6_addr_add+0x4f8/0xa40 [ 793.784173][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.784173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.784173][ T10] netlink_rcv_skb+0x130/0x360 [ 793.784173][ T10] netlink_unicast+0x449/0x710 [ 793.784173][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.784173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.784173][ T10] ___sys_sendmsg+0xee/0x170 [ 793.784173][ T10] __sys_sendmsg+0xcd/0x170 [ 793.784173][ T10] do_syscall_64+0xc6/0x1e0 [ 793.784173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.784173][ T10] [ 793.786686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.786686][ T10] netdev_get_by_index+0x5e/0x80 [ 793.786686][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.786686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.786686][ T10] addrconf_f6i_alloc+0x315/0x560 [ 793.786686][ T10] ipv6_add_addr+0x411/0x2000 [ 793.786686][ T10] inet6_addr_add+0x30e/0xa40 [ 793.786686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.786686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.786686][ T10] netlink_rcv_skb+0x130/0x360 [ 793.786686][ T10] netlink_unicast+0x449/0x710 [ 793.786686][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.786686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.786686][ T10] ___sys_sendmsg+0xee/0x170 [ 793.786686][ T10] __sys_sendmsg+0xcd/0x170 [ 793.786686][ T10] do_syscall_64+0xc6/0x1e0 [ 793.786686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.786686][ T10] [ 793.789435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.789435][ T10] netdev_get_by_index+0x5e/0x80 [ 793.789435][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.789435][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.789435][ T10] ip6_route_add+0x1c/0x140 [ 793.789435][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 793.789435][ T10] addrconf_add_dev+0xe2/0x170 [ 793.789435][ T10] inet6_addr_add+0x12f/0xa40 [ 793.789435][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.789435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.789435][ T10] netlink_rcv_skb+0x130/0x360 [ 793.789435][ T10] netlink_unicast+0x449/0x710 [ 793.789435][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.789435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.789435][ T10] ___sys_sendmsg+0xee/0x170 [ 793.789435][ T10] __sys_sendmsg+0xcd/0x170 [ 793.789435][ T10] do_syscall_64+0xc6/0x1e0 [ 793.789435][ T10] [ 793.791898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.791898][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 793.791898][ T10] ipv6_find_idev+0x102/0x170 [ 793.791898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.791898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.791898][ T10] netlink_rcv_skb+0x130/0x360 [ 793.791898][ T10] netlink_unicast+0x449/0x710 [ 793.791898][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.791898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.791898][ T10] ___sys_sendmsg+0xee/0x170 [ 793.791898][ T10] __sys_sendmsg+0xcd/0x170 [ 793.791898][ T10] do_syscall_64+0xc6/0x1e0 [ 793.791898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.791898][ T10] [ 793.794058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 793.794058][ T10] neigh_parms_alloc+0x1e5/0x510 [ 793.794058][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 793.794058][ T10] ipv6_find_idev+0x102/0x170 [ 793.794058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.794058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.794058][ T10] netlink_rcv_skb+0x130/0x360 [ 793.794058][ T10] netlink_unicast+0x449/0x710 [ 793.794058][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.794058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.794058][ T10] ___sys_sendmsg+0xee/0x170 [ 793.794058][ T10] __sys_sendmsg+0xcd/0x170 [ 793.794058][ T10] do_syscall_64+0xc6/0x1e0 [ 793.794058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.794058][ T10] [ 793.796348][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 793.796629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 793.796629][ T10] netdev_get_by_index+0x5e/0x80 [ 793.796629][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.796629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.796629][ T10] ip6_route_add+0x1c/0x140 [ 793.796629][ T10] addrconf_prefix_route+0x2a6/0x430 [ 793.796629][ T10] inet6_addr_add+0x4f8/0xa40 [ 793.796629][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.796629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.796629][ T10] netlink_rcv_skb+0x130/0x360 [ 793.796629][ T10] netlink_unicast+0x449/0x710 [ 793.796629][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.796629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.796629][ T10] ___sys_sendmsg+0xee/0x170 [ 793.796629][ T10] __sys_sendmsg+0xcd/0x170 [ 793.796629][ T10] do_syscall_64+0xc6/0x1e0 [ 793.796629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.796629][ T10] [ 793.799159][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 793.799159][ T10] netdev_get_by_index+0x5e/0x80 [ 793.799159][ T10] fib6_nh_init+0x3d8/0x1580 [ 793.799159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 793.799159][ T10] addrconf_f6i_alloc+0x315/0x560 [ 793.799159][ T10] ipv6_add_addr+0x411/0x2000 [ 793.799159][ T10] inet6_addr_add+0x30e/0xa40 [ 793.799159][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 793.799159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.799159][ T10] netlink_rcv_skb+0x130/0x360 [ 793.799159][ T10] netlink_unicast+0x449/0x710 [ 793.799159][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.799159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.799159][ T10] ___sys_sendmsg+0xee/0x170 [ 793.799159][ T10] __sys_sendmsg+0xcd/0x170 [ 793.799159][ T10] do_syscall_64+0xc6/0x1e0 [ 793.799159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.799159][ T10] [ 793.801743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 793.801743][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 793.801743][ T10] ipv6_find_idev+0x102/0x170 [ 793.801743][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.801743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.801743][ T10] netlink_rcv_skb+0x130/0x360 [ 793.801743][ T10] netlink_unicast+0x449/0x710 [ 793.801743][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.801743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.801743][ T10] ___sys_sendmsg+0xee/0x170 [ 793.801743][ T10] __sys_sendmsg+0xcd/0x170 [ 793.801743][ T10] do_syscall_64+0xc6/0x1e0 [ 793.801743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.801743][ T10] [ 793.803735][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 793.803735][ T10] neigh_parms_alloc+0x1e5/0x510 [ 793.803735][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 793.803735][ T10] ipv6_find_idev+0x102/0x170 [ 793.803735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 793.803735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 793.803735][ T10] netlink_rcv_skb+0x130/0x360 [ 793.803735][ T10] netlink_unicast+0x449/0x710 [ 793.803735][ T10] netlink_sendmsg+0x723/0xbe0 [ 793.803735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 793.803735][ T10] ___sys_sendmsg+0xee/0x170 [ 793.803735][ T10] __sys_sendmsg+0xcd/0x170 [ 793.803735][ T10] do_syscall_64+0xc6/0x1e0 [ 793.803735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 793.803735][ T10] [ 803.950999][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 803.951443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.951443][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 803.951443][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 803.951443][ T10] fib6_nh_init+0xa22/0x1580 [ 803.951443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.951443][ T10] ip6_route_add+0x1c/0x140 [ 803.951443][ T10] inet6_rtm_newroute+0x104/0x110 [ 803.951443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.951443][ T10] netlink_rcv_skb+0x130/0x360 [ 803.951443][ T10] netlink_unicast+0x449/0x710 [ 803.951443][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.951443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.951443][ T10] ___sys_sendmsg+0xee/0x170 [ 803.951443][ T10] __sys_sendmsg+0xcd/0x170 [ 803.951443][ T10] do_syscall_64+0xc6/0x1e0 [ 803.951443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.951443][ T10] [ 803.953395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.953395][ T10] dst_init+0x84/0x4a0 [ 803.953395][ T10] dst_alloc+0x97/0x150 [ 803.953395][ T10] ip6_dst_alloc+0x23/0x90 [ 803.953395][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 803.953395][ T10] ip6_pol_route+0x56f/0x840 [ 803.953395][ T10] fib6_rule_lookup+0x456/0x630 [ 803.953395][ T10] ip6_route_input+0x59c/0xa50 [ 803.953395][ T10] ipv6_rcv+0x397/0x810 [ 803.953395][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 803.953395][ T10] process_backlog+0x101/0x620 [ 803.953395][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 803.953395][ T10] net_rx_action+0x495/0xbe0 [ 803.953395][ T10] __do_softirq+0x1b5/0x7f6 [ 803.953395][ T10] [ 803.955079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.955079][ T10] netdev_get_by_index+0x5e/0x80 [ 803.955079][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.955079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.955079][ T10] addrconf_f6i_alloc+0x265/0x560 [ 803.955079][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 803.955079][ T10] addrconf_join_anycast+0x1c0/0x220 [ 803.955079][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 803.955079][ T10] addrconf_dad_completed+0x12b/0xe20 [ 803.955079][ T10] addrconf_dad_begin+0x310/0x670 [ 803.955079][ T10] addrconf_dad_work+0x10b/0xab0 [ 803.955079][ T10] process_one_work+0x84d/0x18a0 [ 803.955079][ T10] worker_thread+0x587/0xd30 [ 803.955079][ T10] kthread+0x28a/0x350 [ 803.955079][ T10] ret_from_fork+0x31/0x70 [ 803.955079][ T10] ret_from_fork_asm+0x1a/0x30 [ 803.955079][ T10] [ 803.957044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.957044][ T10] netdev_get_by_index+0x5e/0x80 [ 803.957044][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.957044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.957044][ T10] ip6_route_add+0x1c/0x140 [ 803.957044][ T10] addrconf_prefix_route+0x2a6/0x430 [ 803.957044][ T10] inet6_addr_add+0x4f8/0xa40 [ 803.957044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.957044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.957044][ T10] netlink_rcv_skb+0x130/0x360 [ 803.957044][ T10] netlink_unicast+0x449/0x710 [ 803.957044][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.957044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.957044][ T10] ___sys_sendmsg+0xee/0x170 [ 803.957044][ T10] __sys_sendmsg+0xcd/0x170 [ 803.957044][ T10] do_syscall_64+0xc6/0x1e0 [ 803.957044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.957044][ T10] [ 803.959127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.959127][ T10] netdev_get_by_index+0x5e/0x80 [ 803.959127][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.959127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.959127][ T10] addrconf_f6i_alloc+0x315/0x560 [ 803.959127][ T10] ipv6_add_addr+0x411/0x2000 [ 803.959127][ T10] inet6_addr_add+0x30e/0xa40 [ 803.959127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.959127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.959127][ T10] netlink_rcv_skb+0x130/0x360 [ 803.959127][ T10] netlink_unicast+0x449/0x710 [ 803.959127][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.959127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.959127][ T10] ___sys_sendmsg+0xee/0x170 [ 803.959127][ T10] __sys_sendmsg+0xcd/0x170 [ 803.959127][ T10] do_syscall_64+0xc6/0x1e0 [ 803.959127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.959127][ T10] [ 803.961183][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.961183][ T10] netdev_get_by_index+0x5e/0x80 [ 803.961183][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.961183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.961183][ T10] ip6_route_add+0x1c/0x140 [ 803.961183][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 803.961183][ T10] addrconf_add_dev+0xe2/0x170 [ 803.961183][ T10] inet6_addr_add+0x12f/0xa40 [ 803.961183][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.961183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.961183][ T10] netlink_rcv_skb+0x130/0x360 [ 803.961183][ T10] netlink_unicast+0x449/0x710 [ 803.961183][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.961183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.961183][ T10] ___sys_sendmsg+0xee/0x170 [ 803.961183][ T10] __sys_sendmsg+0xcd/0x170 [ 803.961183][ T10] do_syscall_64+0xc6/0x1e0 [ 803.961183][ T10] [ 803.963167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.963167][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 803.963167][ T10] ipv6_find_idev+0x102/0x170 [ 803.963167][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.963167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.963167][ T10] netlink_rcv_skb+0x130/0x360 [ 803.963167][ T10] netlink_unicast+0x449/0x710 [ 803.963167][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.963167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.963167][ T10] ___sys_sendmsg+0xee/0x170 [ 803.963167][ T10] __sys_sendmsg+0xcd/0x170 [ 803.963167][ T10] do_syscall_64+0xc6/0x1e0 [ 803.963167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.963167][ T10] [ 803.964729][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 803.964729][ T10] neigh_parms_alloc+0x1e5/0x510 [ 803.964729][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 803.964729][ T10] ipv6_find_idev+0x102/0x170 [ 803.964729][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.964729][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.964729][ T10] netlink_rcv_skb+0x130/0x360 [ 803.964729][ T10] netlink_unicast+0x449/0x710 [ 803.964729][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.964729][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.964729][ T10] ___sys_sendmsg+0xee/0x170 [ 803.964729][ T10] __sys_sendmsg+0xcd/0x170 [ 803.964729][ T10] do_syscall_64+0xc6/0x1e0 [ 803.964729][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.964729][ T10] [ 803.966499][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 803.966853][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 803.966853][ T10] dst_init+0x84/0x4a0 [ 803.966853][ T10] dst_alloc+0x97/0x150 [ 803.966853][ T10] ip6_dst_alloc+0x23/0x90 [ 803.966853][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 803.966853][ T10] ip6_pol_route+0x56f/0x840 [ 803.966853][ T10] fib6_rule_lookup+0x456/0x630 [ 803.966853][ T10] ip6_route_input+0x59c/0xa50 [ 803.966853][ T10] ipv6_rcv+0x397/0x810 [ 803.966853][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 803.966853][ T10] process_backlog+0x101/0x620 [ 803.966853][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 803.966853][ T10] net_rx_action+0x495/0xbe0 [ 803.966853][ T10] __do_softirq+0x1b5/0x7f6 [ 803.966853][ T10] [ 803.968711][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.968711][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 803.968711][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 803.968711][ T10] fib6_nh_init+0xa22/0x1580 [ 803.968711][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.968711][ T10] ip6_route_add+0x1c/0x140 [ 803.968711][ T10] inet6_rtm_newroute+0x104/0x110 [ 803.968711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.968711][ T10] netlink_rcv_skb+0x130/0x360 [ 803.968711][ T10] netlink_unicast+0x449/0x710 [ 803.968711][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.968711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.968711][ T10] ___sys_sendmsg+0xee/0x170 [ 803.968711][ T10] __sys_sendmsg+0xcd/0x170 [ 803.968711][ T10] do_syscall_64+0xc6/0x1e0 [ 803.968711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.968711][ T10] [ 803.970895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.970895][ T10] netdev_get_by_index+0x5e/0x80 [ 803.970895][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.970895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.970895][ T10] addrconf_f6i_alloc+0x265/0x560 [ 803.970895][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 803.970895][ T10] addrconf_join_anycast+0x1c0/0x220 [ 803.970895][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 803.970895][ T10] addrconf_dad_completed+0x12b/0xe20 [ 803.970895][ T10] addrconf_dad_begin+0x310/0x670 [ 803.970895][ T10] addrconf_dad_work+0x10b/0xab0 [ 803.970895][ T10] process_one_work+0x84d/0x18a0 [ 803.970895][ T10] worker_thread+0x587/0xd30 [ 803.970895][ T10] kthread+0x28a/0x350 [ 803.970895][ T10] ret_from_fork+0x31/0x70 [ 803.970895][ T10] ret_from_fork_asm+0x1a/0x30 [ 803.970895][ T10] [ 803.972906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.972906][ T10] netdev_get_by_index+0x5e/0x80 [ 803.972906][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.972906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.972906][ T10] ip6_route_add+0x1c/0x140 [ 803.972906][ T10] addrconf_prefix_route+0x2a6/0x430 [ 803.972906][ T10] inet6_addr_add+0x4f8/0xa40 [ 803.972906][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.972906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.972906][ T10] netlink_rcv_skb+0x130/0x360 [ 803.972906][ T10] netlink_unicast+0x449/0x710 [ 803.972906][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.972906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.972906][ T10] ___sys_sendmsg+0xee/0x170 [ 803.972906][ T10] __sys_sendmsg+0xcd/0x170 [ 803.972906][ T10] do_syscall_64+0xc6/0x1e0 [ 803.972906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.972906][ T10] [ 803.974924][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.974924][ T10] netdev_get_by_index+0x5e/0x80 [ 803.974924][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.974924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.974924][ T10] addrconf_f6i_alloc+0x315/0x560 [ 803.974924][ T10] ipv6_add_addr+0x411/0x2000 [ 803.974924][ T10] inet6_addr_add+0x30e/0xa40 [ 803.974924][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.974924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.974924][ T10] netlink_rcv_skb+0x130/0x360 [ 803.974924][ T10] netlink_unicast+0x449/0x710 [ 803.974924][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.974924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.974924][ T10] ___sys_sendmsg+0xee/0x170 [ 803.974924][ T10] __sys_sendmsg+0xcd/0x170 [ 803.974924][ T10] do_syscall_64+0xc6/0x1e0 [ 803.974924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.974924][ T10] [ 803.977279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.977279][ T10] netdev_get_by_index+0x5e/0x80 [ 803.977279][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.977279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.977279][ T10] ip6_route_add+0x1c/0x140 [ 803.977279][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 803.977279][ T10] addrconf_add_dev+0xe2/0x170 [ 803.977279][ T10] inet6_addr_add+0x12f/0xa40 [ 803.977279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.977279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.977279][ T10] netlink_rcv_skb+0x130/0x360 [ 803.977279][ T10] netlink_unicast+0x449/0x710 [ 803.977279][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.977279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.977279][ T10] ___sys_sendmsg+0xee/0x170 [ 803.977279][ T10] __sys_sendmsg+0xcd/0x170 [ 803.977279][ T10] do_syscall_64+0xc6/0x1e0 [ 803.977279][ T10] [ 803.979366][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.979366][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 803.979366][ T10] ipv6_find_idev+0x102/0x170 [ 803.979366][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.979366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.979366][ T10] netlink_rcv_skb+0x130/0x360 [ 803.979366][ T10] netlink_unicast+0x449/0x710 [ 803.979366][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.979366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.979366][ T10] ___sys_sendmsg+0xee/0x170 [ 803.979366][ T10] __sys_sendmsg+0xcd/0x170 [ 803.979366][ T10] do_syscall_64+0xc6/0x1e0 [ 803.979366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.979366][ T10] [ 803.981025][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 803.981025][ T10] neigh_parms_alloc+0x1e5/0x510 [ 803.981025][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 803.981025][ T10] ipv6_find_idev+0x102/0x170 [ 803.981025][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.981025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.981025][ T10] netlink_rcv_skb+0x130/0x360 [ 803.981025][ T10] netlink_unicast+0x449/0x710 [ 803.981025][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.981025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.981025][ T10] ___sys_sendmsg+0xee/0x170 [ 803.981025][ T10] __sys_sendmsg+0xcd/0x170 [ 803.981025][ T10] do_syscall_64+0xc6/0x1e0 [ 803.981025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.981025][ T10] [ 803.983107][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 803.983352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 803.983352][ T10] netdev_get_by_index+0x5e/0x80 [ 803.983352][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.983352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.983352][ T10] ip6_route_add+0x1c/0x140 [ 803.983352][ T10] addrconf_prefix_route+0x2a6/0x430 [ 803.983352][ T10] inet6_addr_add+0x4f8/0xa40 [ 803.983352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.983352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.983352][ T10] netlink_rcv_skb+0x130/0x360 [ 803.983352][ T10] netlink_unicast+0x449/0x710 [ 803.983352][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.983352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.983352][ T10] ___sys_sendmsg+0xee/0x170 [ 803.983352][ T10] __sys_sendmsg+0xcd/0x170 [ 803.983352][ T10] do_syscall_64+0xc6/0x1e0 [ 803.983352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.983352][ T10] [ 803.985660][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 803.985660][ T10] netdev_get_by_index+0x5e/0x80 [ 803.985660][ T10] fib6_nh_init+0x3d8/0x1580 [ 803.985660][ T10] ip6_route_info_create+0xf18/0x17d0 [ 803.985660][ T10] addrconf_f6i_alloc+0x315/0x560 [ 803.985660][ T10] ipv6_add_addr+0x411/0x2000 [ 803.985660][ T10] inet6_addr_add+0x30e/0xa40 [ 803.985660][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 803.985660][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.985660][ T10] netlink_rcv_skb+0x130/0x360 [ 803.985660][ T10] netlink_unicast+0x449/0x710 [ 803.985660][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.985660][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.985660][ T10] ___sys_sendmsg+0xee/0x170 [ 803.985660][ T10] __sys_sendmsg+0xcd/0x170 [ 803.985660][ T10] do_syscall_64+0xc6/0x1e0 [ 803.985660][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.985660][ T10] [ 803.988068][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 803.988068][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 803.988068][ T10] ipv6_find_idev+0x102/0x170 [ 803.988068][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.988068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.988068][ T10] netlink_rcv_skb+0x130/0x360 [ 803.988068][ T10] netlink_unicast+0x449/0x710 [ 803.988068][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.988068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.988068][ T10] ___sys_sendmsg+0xee/0x170 [ 803.988068][ T10] __sys_sendmsg+0xcd/0x170 [ 803.988068][ T10] do_syscall_64+0xc6/0x1e0 [ 803.988068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.988068][ T10] [ 803.989916][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 803.989916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 803.989916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 803.989916][ T10] ipv6_find_idev+0x102/0x170 [ 803.989916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 803.989916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 803.989916][ T10] netlink_rcv_skb+0x130/0x360 [ 803.989916][ T10] netlink_unicast+0x449/0x710 [ 803.989916][ T10] netlink_sendmsg+0x723/0xbe0 [ 803.989916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 803.989916][ T10] ___sys_sendmsg+0xee/0x170 [ 803.989916][ T10] __sys_sendmsg+0xcd/0x170 [ 803.989916][ T10] do_syscall_64+0xc6/0x1e0 [ 803.989916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 803.989916][ T10] [ 814.119845][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 814.120234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.120234][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 814.120234][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 814.120234][ T10] fib6_nh_init+0xa22/0x1580 [ 814.120234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.120234][ T10] ip6_route_add+0x1c/0x140 [ 814.120234][ T10] inet6_rtm_newroute+0x104/0x110 [ 814.120234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.120234][ T10] netlink_rcv_skb+0x130/0x360 [ 814.120234][ T10] netlink_unicast+0x449/0x710 [ 814.120234][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.120234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.120234][ T10] ___sys_sendmsg+0xee/0x170 [ 814.120234][ T10] __sys_sendmsg+0xcd/0x170 [ 814.120234][ T10] do_syscall_64+0xc6/0x1e0 [ 814.120234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.120234][ T10] [ 814.122445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.122445][ T10] dst_init+0x84/0x4a0 [ 814.122445][ T10] dst_alloc+0x97/0x150 [ 814.122445][ T10] ip6_dst_alloc+0x23/0x90 [ 814.122445][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 814.122445][ T10] ip6_pol_route+0x56f/0x840 [ 814.122445][ T10] fib6_rule_lookup+0x456/0x630 [ 814.122445][ T10] ip6_route_input+0x59c/0xa50 [ 814.122445][ T10] ipv6_rcv+0x397/0x810 [ 814.122445][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 814.122445][ T10] process_backlog+0x101/0x620 [ 814.122445][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 814.122445][ T10] net_rx_action+0x495/0xbe0 [ 814.122445][ T10] __do_softirq+0x1b5/0x7f6 [ 814.122445][ T10] [ 814.124347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.124347][ T10] netdev_get_by_index+0x5e/0x80 [ 814.124347][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.124347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.124347][ T10] addrconf_f6i_alloc+0x265/0x560 [ 814.124347][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 814.124347][ T10] addrconf_join_anycast+0x1c0/0x220 [ 814.124347][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 814.124347][ T10] addrconf_dad_completed+0x12b/0xe20 [ 814.124347][ T10] addrconf_dad_begin+0x310/0x670 [ 814.124347][ T10] addrconf_dad_work+0x10b/0xab0 [ 814.124347][ T10] process_one_work+0x84d/0x18a0 [ 814.124347][ T10] worker_thread+0x587/0xd30 [ 814.124347][ T10] kthread+0x28a/0x350 [ 814.124347][ T10] ret_from_fork+0x31/0x70 [ 814.124347][ T10] ret_from_fork_asm+0x1a/0x30 [ 814.124347][ T10] [ 814.126503][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.126503][ T10] netdev_get_by_index+0x5e/0x80 [ 814.126503][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.126503][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.126503][ T10] ip6_route_add+0x1c/0x140 [ 814.126503][ T10] addrconf_prefix_route+0x2a6/0x430 [ 814.126503][ T10] inet6_addr_add+0x4f8/0xa40 [ 814.126503][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.126503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.126503][ T10] netlink_rcv_skb+0x130/0x360 [ 814.126503][ T10] netlink_unicast+0x449/0x710 [ 814.126503][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.126503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.126503][ T10] ___sys_sendmsg+0xee/0x170 [ 814.126503][ T10] __sys_sendmsg+0xcd/0x170 [ 814.126503][ T10] do_syscall_64+0xc6/0x1e0 [ 814.126503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.126503][ T10] [ 814.128779][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.128779][ T10] netdev_get_by_index+0x5e/0x80 [ 814.128779][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.128779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.128779][ T10] addrconf_f6i_alloc+0x315/0x560 [ 814.128779][ T10] ipv6_add_addr+0x411/0x2000 [ 814.128779][ T10] inet6_addr_add+0x30e/0xa40 [ 814.128779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.128779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.128779][ T10] netlink_rcv_skb+0x130/0x360 [ 814.128779][ T10] netlink_unicast+0x449/0x710 [ 814.128779][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.128779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.128779][ T10] ___sys_sendmsg+0xee/0x170 [ 814.128779][ T10] __sys_sendmsg+0xcd/0x170 [ 814.128779][ T10] do_syscall_64+0xc6/0x1e0 [ 814.128779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.128779][ T10] [ 814.131109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.131109][ T10] netdev_get_by_index+0x5e/0x80 [ 814.131109][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.131109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.131109][ T10] ip6_route_add+0x1c/0x140 [ 814.131109][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 814.131109][ T10] addrconf_add_dev+0xe2/0x170 [ 814.131109][ T10] inet6_addr_add+0x12f/0xa40 [ 814.131109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.131109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.131109][ T10] netlink_rcv_skb+0x130/0x360 [ 814.131109][ T10] netlink_unicast+0x449/0x710 [ 814.131109][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.131109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.131109][ T10] ___sys_sendmsg+0xee/0x170 [ 814.131109][ T10] __sys_sendmsg+0xcd/0x170 [ 814.131109][ T10] do_syscall_64+0xc6/0x1e0 [ 814.131109][ T10] [ 814.133354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.133354][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 814.133354][ T10] ipv6_find_idev+0x102/0x170 [ 814.133354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.133354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.133354][ T10] netlink_rcv_skb+0x130/0x360 [ 814.133354][ T10] netlink_unicast+0x449/0x710 [ 814.133354][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.133354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.133354][ T10] ___sys_sendmsg+0xee/0x170 [ 814.133354][ T10] __sys_sendmsg+0xcd/0x170 [ 814.133354][ T10] do_syscall_64+0xc6/0x1e0 [ 814.133354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.133354][ T10] [ 814.135256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 814.135256][ T10] neigh_parms_alloc+0x1e5/0x510 [ 814.135256][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 814.135256][ T10] ipv6_find_idev+0x102/0x170 [ 814.135256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.135256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.135256][ T10] netlink_rcv_skb+0x130/0x360 [ 814.135256][ T10] netlink_unicast+0x449/0x710 [ 814.135256][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.135256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.135256][ T10] ___sys_sendmsg+0xee/0x170 [ 814.135256][ T10] __sys_sendmsg+0xcd/0x170 [ 814.135256][ T10] do_syscall_64+0xc6/0x1e0 [ 814.135256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.135256][ T10] [ 814.137238][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 814.137605][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 814.137605][ T10] dst_init+0x84/0x4a0 [ 814.137605][ T10] dst_alloc+0x97/0x150 [ 814.137605][ T10] ip6_dst_alloc+0x23/0x90 [ 814.137605][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 814.137605][ T10] ip6_pol_route+0x56f/0x840 [ 814.137605][ T10] fib6_rule_lookup+0x456/0x630 [ 814.137605][ T10] ip6_route_input+0x59c/0xa50 [ 814.137605][ T10] ipv6_rcv+0x397/0x810 [ 814.137605][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 814.137605][ T10] process_backlog+0x101/0x620 [ 814.137605][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 814.137605][ T10] net_rx_action+0x495/0xbe0 [ 814.137605][ T10] __do_softirq+0x1b5/0x7f6 [ 814.137605][ T10] [ 814.139561][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.139561][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 814.139561][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 814.139561][ T10] fib6_nh_init+0xa22/0x1580 [ 814.139561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.139561][ T10] ip6_route_add+0x1c/0x140 [ 814.139561][ T10] inet6_rtm_newroute+0x104/0x110 [ 814.139561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.139561][ T10] netlink_rcv_skb+0x130/0x360 [ 814.139561][ T10] netlink_unicast+0x449/0x710 [ 814.139561][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.139561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.139561][ T10] ___sys_sendmsg+0xee/0x170 [ 814.139561][ T10] __sys_sendmsg+0xcd/0x170 [ 814.139561][ T10] do_syscall_64+0xc6/0x1e0 [ 814.139561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.139561][ T10] [ 814.141827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.141827][ T10] netdev_get_by_index+0x5e/0x80 [ 814.141827][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.141827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.141827][ T10] addrconf_f6i_alloc+0x265/0x560 [ 814.141827][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 814.141827][ T10] addrconf_join_anycast+0x1c0/0x220 [ 814.141827][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 814.141827][ T10] addrconf_dad_completed+0x12b/0xe20 [ 814.141827][ T10] addrconf_dad_begin+0x310/0x670 [ 814.141827][ T10] addrconf_dad_work+0x10b/0xab0 [ 814.141827][ T10] process_one_work+0x84d/0x18a0 [ 814.141827][ T10] worker_thread+0x587/0xd30 [ 814.141827][ T10] kthread+0x28a/0x350 [ 814.141827][ T10] ret_from_fork+0x31/0x70 [ 814.141827][ T10] ret_from_fork_asm+0x1a/0x30 [ 814.141827][ T10] [ 814.144119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.144119][ T10] netdev_get_by_index+0x5e/0x80 [ 814.144119][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.144119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.144119][ T10] ip6_route_add+0x1c/0x140 [ 814.144119][ T10] addrconf_prefix_route+0x2a6/0x430 [ 814.144119][ T10] inet6_addr_add+0x4f8/0xa40 [ 814.144119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.144119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.144119][ T10] netlink_rcv_skb+0x130/0x360 [ 814.144119][ T10] netlink_unicast+0x449/0x710 [ 814.144119][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.144119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.144119][ T10] ___sys_sendmsg+0xee/0x170 [ 814.144119][ T10] __sys_sendmsg+0xcd/0x170 [ 814.144119][ T10] do_syscall_64+0xc6/0x1e0 [ 814.144119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.144119][ T10] [ 814.146899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.146899][ T10] netdev_get_by_index+0x5e/0x80 [ 814.146899][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.146899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.146899][ T10] addrconf_f6i_alloc+0x315/0x560 [ 814.146899][ T10] ipv6_add_addr+0x411/0x2000 [ 814.146899][ T10] inet6_addr_add+0x30e/0xa40 [ 814.146899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.146899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.146899][ T10] netlink_rcv_skb+0x130/0x360 [ 814.146899][ T10] netlink_unicast+0x449/0x710 [ 814.146899][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.146899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.146899][ T10] ___sys_sendmsg+0xee/0x170 [ 814.146899][ T10] __sys_sendmsg+0xcd/0x170 [ 814.146899][ T10] do_syscall_64+0xc6/0x1e0 [ 814.146899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.146899][ T10] [ 814.149262][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.149262][ T10] netdev_get_by_index+0x5e/0x80 [ 814.149262][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.149262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.149262][ T10] ip6_route_add+0x1c/0x140 [ 814.149262][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 814.149262][ T10] addrconf_add_dev+0xe2/0x170 [ 814.149262][ T10] inet6_addr_add+0x12f/0xa40 [ 814.149262][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.149262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.149262][ T10] netlink_rcv_skb+0x130/0x360 [ 814.149262][ T10] netlink_unicast+0x449/0x710 [ 814.149262][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.149262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.149262][ T10] ___sys_sendmsg+0xee/0x170 [ 814.149262][ T10] __sys_sendmsg+0xcd/0x170 [ 814.149262][ T10] do_syscall_64+0xc6/0x1e0 [ 814.149262][ T10] [ 814.151655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.151655][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 814.151655][ T10] ipv6_find_idev+0x102/0x170 [ 814.151655][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.151655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.151655][ T10] netlink_rcv_skb+0x130/0x360 [ 814.151655][ T10] netlink_unicast+0x449/0x710 [ 814.151655][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.151655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.151655][ T10] ___sys_sendmsg+0xee/0x170 [ 814.151655][ T10] __sys_sendmsg+0xcd/0x170 [ 814.151655][ T10] do_syscall_64+0xc6/0x1e0 [ 814.151655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.151655][ T10] [ 814.153690][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 814.153690][ T10] neigh_parms_alloc+0x1e5/0x510 [ 814.153690][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 814.153690][ T10] ipv6_find_idev+0x102/0x170 [ 814.153690][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.153690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.153690][ T10] netlink_rcv_skb+0x130/0x360 [ 814.153690][ T10] netlink_unicast+0x449/0x710 [ 814.153690][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.153690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.153690][ T10] ___sys_sendmsg+0xee/0x170 [ 814.153690][ T10] __sys_sendmsg+0xcd/0x170 [ 814.153690][ T10] do_syscall_64+0xc6/0x1e0 [ 814.153690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.153690][ T10] [ 814.155846][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 814.156114][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 814.156114][ T10] netdev_get_by_index+0x5e/0x80 [ 814.156114][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.156114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.156114][ T10] ip6_route_add+0x1c/0x140 [ 814.156114][ T10] addrconf_prefix_route+0x2a6/0x430 [ 814.156114][ T10] inet6_addr_add+0x4f8/0xa40 [ 814.156114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.156114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.156114][ T10] netlink_rcv_skb+0x130/0x360 [ 814.156114][ T10] netlink_unicast+0x449/0x710 [ 814.156114][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.156114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.156114][ T10] ___sys_sendmsg+0xee/0x170 [ 814.156114][ T10] __sys_sendmsg+0xcd/0x170 [ 814.156114][ T10] do_syscall_64+0xc6/0x1e0 [ 814.156114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.156114][ T10] [ 814.158618][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 814.158618][ T10] netdev_get_by_index+0x5e/0x80 [ 814.158618][ T10] fib6_nh_init+0x3d8/0x1580 [ 814.158618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 814.158618][ T10] addrconf_f6i_alloc+0x315/0x560 [ 814.158618][ T10] ipv6_add_addr+0x411/0x2000 [ 814.158618][ T10] inet6_addr_add+0x30e/0xa40 [ 814.158618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 814.158618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.158618][ T10] netlink_rcv_skb+0x130/0x360 [ 814.158618][ T10] netlink_unicast+0x449/0x710 [ 814.158618][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.158618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.158618][ T10] ___sys_sendmsg+0xee/0x170 [ 814.158618][ T10] __sys_sendmsg+0xcd/0x170 [ 814.158618][ T10] do_syscall_64+0xc6/0x1e0 [ 814.158618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.158618][ T10] [ 814.161219][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 814.161219][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 814.161219][ T10] ipv6_find_idev+0x102/0x170 [ 814.161219][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.161219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.161219][ T10] netlink_rcv_skb+0x130/0x360 [ 814.161219][ T10] netlink_unicast+0x449/0x710 [ 814.161219][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.161219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.161219][ T10] ___sys_sendmsg+0xee/0x170 [ 814.161219][ T10] __sys_sendmsg+0xcd/0x170 [ 814.161219][ T10] do_syscall_64+0xc6/0x1e0 [ 814.161219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.161219][ T10] [ 814.163079][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 814.163079][ T10] neigh_parms_alloc+0x1e5/0x510 [ 814.163079][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 814.163079][ T10] ipv6_find_idev+0x102/0x170 [ 814.163079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 814.163079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 814.163079][ T10] netlink_rcv_skb+0x130/0x360 [ 814.163079][ T10] netlink_unicast+0x449/0x710 [ 814.163079][ T10] netlink_sendmsg+0x723/0xbe0 [ 814.163079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 814.163079][ T10] ___sys_sendmsg+0xee/0x170 [ 814.163079][ T10] __sys_sendmsg+0xcd/0x170 [ 814.163079][ T10] do_syscall_64+0xc6/0x1e0 [ 814.163079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 814.163079][ T10] [ 824.302825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 824.303255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.303255][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 824.303255][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 824.303255][ T10] fib6_nh_init+0xa22/0x1580 [ 824.303255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.303255][ T10] ip6_route_add+0x1c/0x140 [ 824.303255][ T10] inet6_rtm_newroute+0x104/0x110 [ 824.303255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.303255][ T10] netlink_rcv_skb+0x130/0x360 [ 824.303255][ T10] netlink_unicast+0x449/0x710 [ 824.303255][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.303255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.303255][ T10] ___sys_sendmsg+0xee/0x170 [ 824.303255][ T10] __sys_sendmsg+0xcd/0x170 [ 824.303255][ T10] do_syscall_64+0xc6/0x1e0 [ 824.303255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.303255][ T10] [ 824.305233][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.305233][ T10] dst_init+0x84/0x4a0 [ 824.305233][ T10] dst_alloc+0x97/0x150 [ 824.305233][ T10] ip6_dst_alloc+0x23/0x90 [ 824.305233][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 824.305233][ T10] ip6_pol_route+0x56f/0x840 [ 824.305233][ T10] fib6_rule_lookup+0x456/0x630 [ 824.305233][ T10] ip6_route_input+0x59c/0xa50 [ 824.305233][ T10] ipv6_rcv+0x397/0x810 [ 824.305233][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 824.305233][ T10] process_backlog+0x101/0x620 [ 824.305233][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 824.305233][ T10] net_rx_action+0x495/0xbe0 [ 824.305233][ T10] __do_softirq+0x1b5/0x7f6 [ 824.305233][ T10] [ 824.306967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.306967][ T10] netdev_get_by_index+0x5e/0x80 [ 824.306967][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.306967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.306967][ T10] addrconf_f6i_alloc+0x265/0x560 [ 824.306967][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 824.306967][ T10] addrconf_join_anycast+0x1c0/0x220 [ 824.306967][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 824.306967][ T10] addrconf_dad_completed+0x12b/0xe20 [ 824.306967][ T10] addrconf_dad_begin+0x310/0x670 [ 824.306967][ T10] addrconf_dad_work+0x10b/0xab0 [ 824.306967][ T10] process_one_work+0x84d/0x18a0 [ 824.306967][ T10] worker_thread+0x587/0xd30 [ 824.306967][ T10] kthread+0x28a/0x350 [ 824.306967][ T10] ret_from_fork+0x31/0x70 [ 824.306967][ T10] ret_from_fork_asm+0x1a/0x30 [ 824.306967][ T10] [ 824.308973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.308973][ T10] netdev_get_by_index+0x5e/0x80 [ 824.308973][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.308973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.308973][ T10] ip6_route_add+0x1c/0x140 [ 824.308973][ T10] addrconf_prefix_route+0x2a6/0x430 [ 824.308973][ T10] inet6_addr_add+0x4f8/0xa40 [ 824.308973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.308973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.308973][ T10] netlink_rcv_skb+0x130/0x360 [ 824.308973][ T10] netlink_unicast+0x449/0x710 [ 824.308973][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.308973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.308973][ T10] ___sys_sendmsg+0xee/0x170 [ 824.308973][ T10] __sys_sendmsg+0xcd/0x170 [ 824.308973][ T10] do_syscall_64+0xc6/0x1e0 [ 824.308973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.308973][ T10] [ 824.311051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.311051][ T10] netdev_get_by_index+0x5e/0x80 [ 824.311051][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.311051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.311051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 824.311051][ T10] ipv6_add_addr+0x411/0x2000 [ 824.311051][ T10] inet6_addr_add+0x30e/0xa40 [ 824.311051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.311051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.311051][ T10] netlink_rcv_skb+0x130/0x360 [ 824.311051][ T10] netlink_unicast+0x449/0x710 [ 824.311051][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.311051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.311051][ T10] ___sys_sendmsg+0xee/0x170 [ 824.311051][ T10] __sys_sendmsg+0xcd/0x170 [ 824.311051][ T10] do_syscall_64+0xc6/0x1e0 [ 824.311051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.311051][ T10] [ 824.313124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.313124][ T10] netdev_get_by_index+0x5e/0x80 [ 824.313124][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.313124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.313124][ T10] ip6_route_add+0x1c/0x140 [ 824.313124][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 824.313124][ T10] addrconf_add_dev+0xe2/0x170 [ 824.313124][ T10] inet6_addr_add+0x12f/0xa40 [ 824.313124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.313124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.313124][ T10] netlink_rcv_skb+0x130/0x360 [ 824.313124][ T10] netlink_unicast+0x449/0x710 [ 824.313124][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.313124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.313124][ T10] ___sys_sendmsg+0xee/0x170 [ 824.313124][ T10] __sys_sendmsg+0xcd/0x170 [ 824.313124][ T10] do_syscall_64+0xc6/0x1e0 [ 824.313124][ T10] [ 824.315146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.315146][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 824.315146][ T10] ipv6_find_idev+0x102/0x170 [ 824.315146][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.315146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.315146][ T10] netlink_rcv_skb+0x130/0x360 [ 824.315146][ T10] netlink_unicast+0x449/0x710 [ 824.315146][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.315146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.315146][ T10] ___sys_sendmsg+0xee/0x170 [ 824.315146][ T10] __sys_sendmsg+0xcd/0x170 [ 824.315146][ T10] do_syscall_64+0xc6/0x1e0 [ 824.315146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.315146][ T10] [ 824.316845][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 824.316845][ T10] neigh_parms_alloc+0x1e5/0x510 [ 824.316845][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 824.316845][ T10] ipv6_find_idev+0x102/0x170 [ 824.316845][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.316845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.316845][ T10] netlink_rcv_skb+0x130/0x360 [ 824.316845][ T10] netlink_unicast+0x449/0x710 [ 824.316845][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.316845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.316845][ T10] ___sys_sendmsg+0xee/0x170 [ 824.316845][ T10] __sys_sendmsg+0xcd/0x170 [ 824.316845][ T10] do_syscall_64+0xc6/0x1e0 [ 824.316845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.316845][ T10] [ 824.318834][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 824.319125][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 824.319125][ T10] dst_init+0x84/0x4a0 [ 824.319125][ T10] dst_alloc+0x97/0x150 [ 824.319125][ T10] ip6_dst_alloc+0x23/0x90 [ 824.319125][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 824.319125][ T10] ip6_pol_route+0x56f/0x840 [ 824.319125][ T10] fib6_rule_lookup+0x456/0x630 [ 824.319125][ T10] ip6_route_input+0x59c/0xa50 [ 824.319125][ T10] ipv6_rcv+0x397/0x810 [ 824.319125][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 824.319125][ T10] process_backlog+0x101/0x620 [ 824.319125][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 824.319125][ T10] net_rx_action+0x495/0xbe0 [ 824.319125][ T10] __do_softirq+0x1b5/0x7f6 [ 824.319125][ T10] [ 824.320828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.320828][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 824.320828][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 824.320828][ T10] fib6_nh_init+0xa22/0x1580 [ 824.320828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.320828][ T10] ip6_route_add+0x1c/0x140 [ 824.320828][ T10] inet6_rtm_newroute+0x104/0x110 [ 824.320828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.320828][ T10] netlink_rcv_skb+0x130/0x360 [ 824.320828][ T10] netlink_unicast+0x449/0x710 [ 824.320828][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.320828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.320828][ T10] ___sys_sendmsg+0xee/0x170 [ 824.320828][ T10] __sys_sendmsg+0xcd/0x170 [ 824.320828][ T10] do_syscall_64+0xc6/0x1e0 [ 824.320828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.320828][ T10] [ 824.322749][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.322749][ T10] netdev_get_by_index+0x5e/0x80 [ 824.322749][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.322749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.322749][ T10] addrconf_f6i_alloc+0x265/0x560 [ 824.322749][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 824.322749][ T10] addrconf_join_anycast+0x1c0/0x220 [ 824.322749][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 824.322749][ T10] addrconf_dad_completed+0x12b/0xe20 [ 824.322749][ T10] addrconf_dad_begin+0x310/0x670 [ 824.322749][ T10] addrconf_dad_work+0x10b/0xab0 [ 824.322749][ T10] process_one_work+0x84d/0x18a0 [ 824.322749][ T10] worker_thread+0x587/0xd30 [ 824.322749][ T10] kthread+0x28a/0x350 [ 824.322749][ T10] ret_from_fork+0x31/0x70 [ 824.322749][ T10] ret_from_fork_asm+0x1a/0x30 [ 824.322749][ T10] [ 824.325056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.325056][ T10] netdev_get_by_index+0x5e/0x80 [ 824.325056][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.325056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.325056][ T10] ip6_route_add+0x1c/0x140 [ 824.325056][ T10] addrconf_prefix_route+0x2a6/0x430 [ 824.325056][ T10] inet6_addr_add+0x4f8/0xa40 [ 824.325056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.325056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.325056][ T10] netlink_rcv_skb+0x130/0x360 [ 824.325056][ T10] netlink_unicast+0x449/0x710 [ 824.325056][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.325056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.325056][ T10] ___sys_sendmsg+0xee/0x170 [ 824.325056][ T10] __sys_sendmsg+0xcd/0x170 [ 824.325056][ T10] do_syscall_64+0xc6/0x1e0 [ 824.325056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.325056][ T10] [ 824.327289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.327289][ T10] netdev_get_by_index+0x5e/0x80 [ 824.327289][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.327289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.327289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 824.327289][ T10] ipv6_add_addr+0x411/0x2000 [ 824.327289][ T10] inet6_addr_add+0x30e/0xa40 [ 824.327289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.327289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.327289][ T10] netlink_rcv_skb+0x130/0x360 [ 824.327289][ T10] netlink_unicast+0x449/0x710 [ 824.327289][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.327289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.327289][ T10] ___sys_sendmsg+0xee/0x170 [ 824.327289][ T10] __sys_sendmsg+0xcd/0x170 [ 824.327289][ T10] do_syscall_64+0xc6/0x1e0 [ 824.327289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.327289][ T10] [ 824.329536][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.329536][ T10] netdev_get_by_index+0x5e/0x80 [ 824.329536][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.329536][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.329536][ T10] ip6_route_add+0x1c/0x140 [ 824.329536][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 824.329536][ T10] addrconf_add_dev+0xe2/0x170 [ 824.329536][ T10] inet6_addr_add+0x12f/0xa40 [ 824.329536][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.329536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.329536][ T10] netlink_rcv_skb+0x130/0x360 [ 824.329536][ T10] netlink_unicast+0x449/0x710 [ 824.329536][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.329536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.329536][ T10] ___sys_sendmsg+0xee/0x170 [ 824.329536][ T10] __sys_sendmsg+0xcd/0x170 [ 824.329536][ T10] do_syscall_64+0xc6/0x1e0 [ 824.329536][ T10] [ 824.331745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.331745][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 824.331745][ T10] ipv6_find_idev+0x102/0x170 [ 824.331745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.331745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.331745][ T10] netlink_rcv_skb+0x130/0x360 [ 824.331745][ T10] netlink_unicast+0x449/0x710 [ 824.331745][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.331745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.331745][ T10] ___sys_sendmsg+0xee/0x170 [ 824.331745][ T10] __sys_sendmsg+0xcd/0x170 [ 824.331745][ T10] do_syscall_64+0xc6/0x1e0 [ 824.331745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.331745][ T10] [ 824.333520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 824.333520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 824.333520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 824.333520][ T10] ipv6_find_idev+0x102/0x170 [ 824.333520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.333520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.333520][ T10] netlink_rcv_skb+0x130/0x360 [ 824.333520][ T10] netlink_unicast+0x449/0x710 [ 824.333520][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.333520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.333520][ T10] ___sys_sendmsg+0xee/0x170 [ 824.333520][ T10] __sys_sendmsg+0xcd/0x170 [ 824.333520][ T10] do_syscall_64+0xc6/0x1e0 [ 824.333520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.333520][ T10] [ 824.335385][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 824.335702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 824.335702][ T10] netdev_get_by_index+0x5e/0x80 [ 824.335702][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.335702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.335702][ T10] ip6_route_add+0x1c/0x140 [ 824.335702][ T10] addrconf_prefix_route+0x2a6/0x430 [ 824.335702][ T10] inet6_addr_add+0x4f8/0xa40 [ 824.335702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.335702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.335702][ T10] netlink_rcv_skb+0x130/0x360 [ 824.335702][ T10] netlink_unicast+0x449/0x710 [ 824.335702][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.335702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.335702][ T10] ___sys_sendmsg+0xee/0x170 [ 824.335702][ T10] __sys_sendmsg+0xcd/0x170 [ 824.335702][ T10] do_syscall_64+0xc6/0x1e0 [ 824.335702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.335702][ T10] [ 824.338130][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 824.338130][ T10] netdev_get_by_index+0x5e/0x80 [ 824.338130][ T10] fib6_nh_init+0x3d8/0x1580 [ 824.338130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 824.338130][ T10] addrconf_f6i_alloc+0x315/0x560 [ 824.338130][ T10] ipv6_add_addr+0x411/0x2000 [ 824.338130][ T10] inet6_addr_add+0x30e/0xa40 [ 824.338130][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 824.338130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.338130][ T10] netlink_rcv_skb+0x130/0x360 [ 824.338130][ T10] netlink_unicast+0x449/0x710 [ 824.338130][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.338130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.338130][ T10] ___sys_sendmsg+0xee/0x170 [ 824.338130][ T10] __sys_sendmsg+0xcd/0x170 [ 824.338130][ T10] do_syscall_64+0xc6/0x1e0 [ 824.338130][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.338130][ T10] [ 824.340454][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 824.340454][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 824.340454][ T10] ipv6_find_idev+0x102/0x170 [ 824.340454][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.340454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.340454][ T10] netlink_rcv_skb+0x130/0x360 [ 824.340454][ T10] netlink_unicast+0x449/0x710 [ 824.340454][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.340454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.340454][ T10] ___sys_sendmsg+0xee/0x170 [ 824.340454][ T10] __sys_sendmsg+0xcd/0x170 [ 824.340454][ T10] do_syscall_64+0xc6/0x1e0 [ 824.340454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.340454][ T10] [ 824.342362][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 824.342362][ T10] neigh_parms_alloc+0x1e5/0x510 [ 824.342362][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 824.342362][ T10] ipv6_find_idev+0x102/0x170 [ 824.342362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 824.342362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 824.342362][ T10] netlink_rcv_skb+0x130/0x360 [ 824.342362][ T10] netlink_unicast+0x449/0x710 [ 824.342362][ T10] netlink_sendmsg+0x723/0xbe0 [ 824.342362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 824.342362][ T10] ___sys_sendmsg+0xee/0x170 [ 824.342362][ T10] __sys_sendmsg+0xcd/0x170 [ 824.342362][ T10] do_syscall_64+0xc6/0x1e0 [ 824.342362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 824.342362][ T10] [ 834.447826][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 834.448217][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.448217][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 834.448217][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 834.448217][ T10] fib6_nh_init+0xa22/0x1580 [ 834.448217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.448217][ T10] ip6_route_add+0x1c/0x140 [ 834.448217][ T10] inet6_rtm_newroute+0x104/0x110 [ 834.448217][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.448217][ T10] netlink_rcv_skb+0x130/0x360 [ 834.448217][ T10] netlink_unicast+0x449/0x710 [ 834.448217][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.448217][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.448217][ T10] ___sys_sendmsg+0xee/0x170 [ 834.448217][ T10] __sys_sendmsg+0xcd/0x170 [ 834.448217][ T10] do_syscall_64+0xc6/0x1e0 [ 834.448217][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.448217][ T10] [ 834.450390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.450390][ T10] dst_init+0x84/0x4a0 [ 834.450390][ T10] dst_alloc+0x97/0x150 [ 834.450390][ T10] ip6_dst_alloc+0x23/0x90 [ 834.450390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 834.450390][ T10] ip6_pol_route+0x56f/0x840 [ 834.450390][ T10] fib6_rule_lookup+0x456/0x630 [ 834.450390][ T10] ip6_route_input+0x59c/0xa50 [ 834.450390][ T10] ipv6_rcv+0x397/0x810 [ 834.450390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 834.450390][ T10] process_backlog+0x101/0x620 [ 834.450390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 834.450390][ T10] net_rx_action+0x495/0xbe0 [ 834.450390][ T10] __do_softirq+0x1b5/0x7f6 [ 834.450390][ T10] [ 834.452277][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.452277][ T10] netdev_get_by_index+0x5e/0x80 [ 834.452277][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.452277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.452277][ T10] addrconf_f6i_alloc+0x265/0x560 [ 834.452277][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 834.452277][ T10] addrconf_join_anycast+0x1c0/0x220 [ 834.452277][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 834.452277][ T10] addrconf_dad_completed+0x12b/0xe20 [ 834.452277][ T10] addrconf_dad_begin+0x310/0x670 [ 834.452277][ T10] addrconf_dad_work+0x10b/0xab0 [ 834.452277][ T10] process_one_work+0x84d/0x18a0 [ 834.452277][ T10] worker_thread+0x587/0xd30 [ 834.452277][ T10] kthread+0x28a/0x350 [ 834.452277][ T10] ret_from_fork+0x31/0x70 [ 834.452277][ T10] ret_from_fork_asm+0x1a/0x30 [ 834.452277][ T10] [ 834.454442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.454442][ T10] netdev_get_by_index+0x5e/0x80 [ 834.454442][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.454442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.454442][ T10] ip6_route_add+0x1c/0x140 [ 834.454442][ T10] addrconf_prefix_route+0x2a6/0x430 [ 834.454442][ T10] inet6_addr_add+0x4f8/0xa40 [ 834.454442][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.454442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.454442][ T10] netlink_rcv_skb+0x130/0x360 [ 834.454442][ T10] netlink_unicast+0x449/0x710 [ 834.454442][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.454442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.454442][ T10] ___sys_sendmsg+0xee/0x170 [ 834.454442][ T10] __sys_sendmsg+0xcd/0x170 [ 834.454442][ T10] do_syscall_64+0xc6/0x1e0 [ 834.454442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.454442][ T10] [ 834.456758][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.456758][ T10] netdev_get_by_index+0x5e/0x80 [ 834.456758][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.456758][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.456758][ T10] addrconf_f6i_alloc+0x315/0x560 [ 834.456758][ T10] ipv6_add_addr+0x411/0x2000 [ 834.456758][ T10] inet6_addr_add+0x30e/0xa40 [ 834.456758][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.456758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.456758][ T10] netlink_rcv_skb+0x130/0x360 [ 834.456758][ T10] netlink_unicast+0x449/0x710 [ 834.456758][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.456758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.456758][ T10] ___sys_sendmsg+0xee/0x170 [ 834.456758][ T10] __sys_sendmsg+0xcd/0x170 [ 834.456758][ T10] do_syscall_64+0xc6/0x1e0 [ 834.456758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.456758][ T10] [ 834.459058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.459058][ T10] netdev_get_by_index+0x5e/0x80 [ 834.459058][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.459058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.459058][ T10] ip6_route_add+0x1c/0x140 [ 834.459058][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 834.459058][ T10] addrconf_add_dev+0xe2/0x170 [ 834.459058][ T10] inet6_addr_add+0x12f/0xa40 [ 834.459058][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.459058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.459058][ T10] netlink_rcv_skb+0x130/0x360 [ 834.459058][ T10] netlink_unicast+0x449/0x710 [ 834.459058][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.459058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.459058][ T10] ___sys_sendmsg+0xee/0x170 [ 834.459058][ T10] __sys_sendmsg+0xcd/0x170 [ 834.459058][ T10] do_syscall_64+0xc6/0x1e0 [ 834.459058][ T10] [ 834.461597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.461597][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 834.461597][ T10] ipv6_find_idev+0x102/0x170 [ 834.461597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.461597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.461597][ T10] netlink_rcv_skb+0x130/0x360 [ 834.461597][ T10] netlink_unicast+0x449/0x710 [ 834.461597][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.461597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.461597][ T10] ___sys_sendmsg+0xee/0x170 [ 834.461597][ T10] __sys_sendmsg+0xcd/0x170 [ 834.461597][ T10] do_syscall_64+0xc6/0x1e0 [ 834.461597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.461597][ T10] [ 834.463541][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 834.463541][ T10] neigh_parms_alloc+0x1e5/0x510 [ 834.463541][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 834.463541][ T10] ipv6_find_idev+0x102/0x170 [ 834.463541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.463541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.463541][ T10] netlink_rcv_skb+0x130/0x360 [ 834.463541][ T10] netlink_unicast+0x449/0x710 [ 834.463541][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.463541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.463541][ T10] ___sys_sendmsg+0xee/0x170 [ 834.463541][ T10] __sys_sendmsg+0xcd/0x170 [ 834.463541][ T10] do_syscall_64+0xc6/0x1e0 [ 834.463541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.463541][ T10] [ 834.465630][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 834.465988][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 834.465988][ T10] dst_init+0x84/0x4a0 [ 834.465988][ T10] dst_alloc+0x97/0x150 [ 834.465988][ T10] ip6_dst_alloc+0x23/0x90 [ 834.465988][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 834.465988][ T10] ip6_pol_route+0x56f/0x840 [ 834.465988][ T10] fib6_rule_lookup+0x456/0x630 [ 834.465988][ T10] ip6_route_input+0x59c/0xa50 [ 834.465988][ T10] ipv6_rcv+0x397/0x810 [ 834.465988][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 834.465988][ T10] process_backlog+0x101/0x620 [ 834.465988][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 834.465988][ T10] net_rx_action+0x495/0xbe0 [ 834.465988][ T10] __do_softirq+0x1b5/0x7f6 [ 834.465988][ T10] [ 834.467877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.467877][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 834.467877][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 834.467877][ T10] fib6_nh_init+0xa22/0x1580 [ 834.467877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.467877][ T10] ip6_route_add+0x1c/0x140 [ 834.467877][ T10] inet6_rtm_newroute+0x104/0x110 [ 834.467877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.467877][ T10] netlink_rcv_skb+0x130/0x360 [ 834.467877][ T10] netlink_unicast+0x449/0x710 [ 834.467877][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.467877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.467877][ T10] ___sys_sendmsg+0xee/0x170 [ 834.467877][ T10] __sys_sendmsg+0xcd/0x170 [ 834.467877][ T10] do_syscall_64+0xc6/0x1e0 [ 834.467877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.467877][ T10] [ 834.470432][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.470432][ T10] netdev_get_by_index+0x5e/0x80 [ 834.470432][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.470432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.470432][ T10] addrconf_f6i_alloc+0x265/0x560 [ 834.470432][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 834.470432][ T10] addrconf_join_anycast+0x1c0/0x220 [ 834.470432][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 834.470432][ T10] addrconf_dad_completed+0x12b/0xe20 [ 834.470432][ T10] addrconf_dad_begin+0x310/0x670 [ 834.470432][ T10] addrconf_dad_work+0x10b/0xab0 [ 834.470432][ T10] process_one_work+0x84d/0x18a0 [ 834.470432][ T10] worker_thread+0x587/0xd30 [ 834.470432][ T10] kthread+0x28a/0x350 [ 834.470432][ T10] ret_from_fork+0x31/0x70 [ 834.470432][ T10] ret_from_fork_asm+0x1a/0x30 [ 834.470432][ T10] [ 834.472670][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.472670][ T10] netdev_get_by_index+0x5e/0x80 [ 834.472670][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.472670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.472670][ T10] ip6_route_add+0x1c/0x140 [ 834.472670][ T10] addrconf_prefix_route+0x2a6/0x430 [ 834.472670][ T10] inet6_addr_add+0x4f8/0xa40 [ 834.472670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.472670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.472670][ T10] netlink_rcv_skb+0x130/0x360 [ 834.472670][ T10] netlink_unicast+0x449/0x710 [ 834.472670][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.472670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.472670][ T10] ___sys_sendmsg+0xee/0x170 [ 834.472670][ T10] __sys_sendmsg+0xcd/0x170 [ 834.472670][ T10] do_syscall_64+0xc6/0x1e0 [ 834.472670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.472670][ T10] [ 834.475082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.475082][ T10] netdev_get_by_index+0x5e/0x80 [ 834.475082][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.475082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.475082][ T10] addrconf_f6i_alloc+0x315/0x560 [ 834.475082][ T10] ipv6_add_addr+0x411/0x2000 [ 834.475082][ T10] inet6_addr_add+0x30e/0xa40 [ 834.475082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.475082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.475082][ T10] netlink_rcv_skb+0x130/0x360 [ 834.475082][ T10] netlink_unicast+0x449/0x710 [ 834.475082][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.475082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.475082][ T10] ___sys_sendmsg+0xee/0x170 [ 834.475082][ T10] __sys_sendmsg+0xcd/0x170 [ 834.475082][ T10] do_syscall_64+0xc6/0x1e0 [ 834.475082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.475082][ T10] [ 834.477484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.477484][ T10] netdev_get_by_index+0x5e/0x80 [ 834.477484][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.477484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.477484][ T10] ip6_route_add+0x1c/0x140 [ 834.477484][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 834.477484][ T10] addrconf_add_dev+0xe2/0x170 [ 834.477484][ T10] inet6_addr_add+0x12f/0xa40 [ 834.477484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.477484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.477484][ T10] netlink_rcv_skb+0x130/0x360 [ 834.477484][ T10] netlink_unicast+0x449/0x710 [ 834.477484][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.477484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.477484][ T10] ___sys_sendmsg+0xee/0x170 [ 834.477484][ T10] __sys_sendmsg+0xcd/0x170 [ 834.477484][ T10] do_syscall_64+0xc6/0x1e0 [ 834.477484][ T10] [ 834.479934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.479934][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 834.479934][ T10] ipv6_find_idev+0x102/0x170 [ 834.479934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.479934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.479934][ T10] netlink_rcv_skb+0x130/0x360 [ 834.479934][ T10] netlink_unicast+0x449/0x710 [ 834.479934][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.479934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.479934][ T10] ___sys_sendmsg+0xee/0x170 [ 834.479934][ T10] __sys_sendmsg+0xcd/0x170 [ 834.479934][ T10] do_syscall_64+0xc6/0x1e0 [ 834.479934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.479934][ T10] [ 834.481974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 834.481974][ T10] neigh_parms_alloc+0x1e5/0x510 [ 834.481974][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 834.481974][ T10] ipv6_find_idev+0x102/0x170 [ 834.481974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.481974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.481974][ T10] netlink_rcv_skb+0x130/0x360 [ 834.481974][ T10] netlink_unicast+0x449/0x710 [ 834.481974][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.481974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.481974][ T10] ___sys_sendmsg+0xee/0x170 [ 834.481974][ T10] __sys_sendmsg+0xcd/0x170 [ 834.481974][ T10] do_syscall_64+0xc6/0x1e0 [ 834.481974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.481974][ T10] [ 834.484151][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 834.484430][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 834.484430][ T10] netdev_get_by_index+0x5e/0x80 [ 834.484430][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.484430][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.484430][ T10] ip6_route_add+0x1c/0x140 [ 834.484430][ T10] addrconf_prefix_route+0x2a6/0x430 [ 834.484430][ T10] inet6_addr_add+0x4f8/0xa40 [ 834.484430][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.484430][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.484430][ T10] netlink_rcv_skb+0x130/0x360 [ 834.484430][ T10] netlink_unicast+0x449/0x710 [ 834.484430][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.484430][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.484430][ T10] ___sys_sendmsg+0xee/0x170 [ 834.484430][ T10] __sys_sendmsg+0xcd/0x170 [ 834.484430][ T10] do_syscall_64+0xc6/0x1e0 [ 834.484430][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.484430][ T10] [ 834.486759][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 834.486759][ T10] netdev_get_by_index+0x5e/0x80 [ 834.486759][ T10] fib6_nh_init+0x3d8/0x1580 [ 834.486759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 834.486759][ T10] addrconf_f6i_alloc+0x315/0x560 [ 834.486759][ T10] ipv6_add_addr+0x411/0x2000 [ 834.486759][ T10] inet6_addr_add+0x30e/0xa40 [ 834.486759][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 834.486759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.486759][ T10] netlink_rcv_skb+0x130/0x360 [ 834.486759][ T10] netlink_unicast+0x449/0x710 [ 834.486759][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.486759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.486759][ T10] ___sys_sendmsg+0xee/0x170 [ 834.486759][ T10] __sys_sendmsg+0xcd/0x170 [ 834.486759][ T10] do_syscall_64+0xc6/0x1e0 [ 834.486759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.486759][ T10] [ 834.489447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 834.489447][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 834.489447][ T10] ipv6_find_idev+0x102/0x170 [ 834.489447][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.489447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.489447][ T10] netlink_rcv_skb+0x130/0x360 [ 834.489447][ T10] netlink_unicast+0x449/0x710 [ 834.489447][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.489447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.489447][ T10] ___sys_sendmsg+0xee/0x170 [ 834.489447][ T10] __sys_sendmsg+0xcd/0x170 [ 834.489447][ T10] do_syscall_64+0xc6/0x1e0 [ 834.489447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.489447][ T10] [ 834.491386][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 834.491386][ T10] neigh_parms_alloc+0x1e5/0x510 [ 834.491386][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 834.491386][ T10] ipv6_find_idev+0x102/0x170 [ 834.491386][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 834.491386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 834.491386][ T10] netlink_rcv_skb+0x130/0x360 [ 834.491386][ T10] netlink_unicast+0x449/0x710 [ 834.491386][ T10] netlink_sendmsg+0x723/0xbe0 [ 834.491386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 834.491386][ T10] ___sys_sendmsg+0xee/0x170 [ 834.491386][ T10] __sys_sendmsg+0xcd/0x170 [ 834.491386][ T10] do_syscall_64+0xc6/0x1e0 [ 834.491386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 834.491386][ T10] [ 844.606826][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 844.607243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.607243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 844.607243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 844.607243][ T10] fib6_nh_init+0xa22/0x1580 [ 844.607243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.607243][ T10] ip6_route_add+0x1c/0x140 [ 844.607243][ T10] inet6_rtm_newroute+0x104/0x110 [ 844.607243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.607243][ T10] netlink_rcv_skb+0x130/0x360 [ 844.607243][ T10] netlink_unicast+0x449/0x710 [ 844.607243][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.607243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.607243][ T10] ___sys_sendmsg+0xee/0x170 [ 844.607243][ T10] __sys_sendmsg+0xcd/0x170 [ 844.607243][ T10] do_syscall_64+0xc6/0x1e0 [ 844.607243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.607243][ T10] [ 844.609226][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.609226][ T10] dst_init+0x84/0x4a0 [ 844.609226][ T10] dst_alloc+0x97/0x150 [ 844.609226][ T10] ip6_dst_alloc+0x23/0x90 [ 844.609226][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 844.609226][ T10] ip6_pol_route+0x56f/0x840 [ 844.609226][ T10] fib6_rule_lookup+0x456/0x630 [ 844.609226][ T10] ip6_route_input+0x59c/0xa50 [ 844.609226][ T10] ipv6_rcv+0x397/0x810 [ 844.609226][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 844.609226][ T10] process_backlog+0x101/0x620 [ 844.609226][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 844.609226][ T10] net_rx_action+0x495/0xbe0 [ 844.609226][ T10] __do_softirq+0x1b5/0x7f6 [ 844.609226][ T10] [ 844.610939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.610939][ T10] netdev_get_by_index+0x5e/0x80 [ 844.610939][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.610939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.610939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 844.610939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 844.610939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 844.610939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 844.610939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 844.610939][ T10] addrconf_dad_begin+0x310/0x670 [ 844.610939][ T10] addrconf_dad_work+0x10b/0xab0 [ 844.610939][ T10] process_one_work+0x84d/0x18a0 [ 844.610939][ T10] worker_thread+0x587/0xd30 [ 844.610939][ T10] kthread+0x28a/0x350 [ 844.610939][ T10] ret_from_fork+0x31/0x70 [ 844.610939][ T10] ret_from_fork_asm+0x1a/0x30 [ 844.610939][ T10] [ 844.612947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.612947][ T10] netdev_get_by_index+0x5e/0x80 [ 844.612947][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.612947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.612947][ T10] ip6_route_add+0x1c/0x140 [ 844.612947][ T10] addrconf_prefix_route+0x2a6/0x430 [ 844.612947][ T10] inet6_addr_add+0x4f8/0xa40 [ 844.612947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.612947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.612947][ T10] netlink_rcv_skb+0x130/0x360 [ 844.612947][ T10] netlink_unicast+0x449/0x710 [ 844.612947][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.612947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.612947][ T10] ___sys_sendmsg+0xee/0x170 [ 844.612947][ T10] __sys_sendmsg+0xcd/0x170 [ 844.612947][ T10] do_syscall_64+0xc6/0x1e0 [ 844.612947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.612947][ T10] [ 844.615071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.615071][ T10] netdev_get_by_index+0x5e/0x80 [ 844.615071][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.615071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.615071][ T10] addrconf_f6i_alloc+0x315/0x560 [ 844.615071][ T10] ipv6_add_addr+0x411/0x2000 [ 844.615071][ T10] inet6_addr_add+0x30e/0xa40 [ 844.615071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.615071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.615071][ T10] netlink_rcv_skb+0x130/0x360 [ 844.615071][ T10] netlink_unicast+0x449/0x710 [ 844.615071][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.615071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.615071][ T10] ___sys_sendmsg+0xee/0x170 [ 844.615071][ T10] __sys_sendmsg+0xcd/0x170 [ 844.615071][ T10] do_syscall_64+0xc6/0x1e0 [ 844.615071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.615071][ T10] [ 844.617141][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.617141][ T10] netdev_get_by_index+0x5e/0x80 [ 844.617141][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.617141][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.617141][ T10] ip6_route_add+0x1c/0x140 [ 844.617141][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 844.617141][ T10] addrconf_add_dev+0xe2/0x170 [ 844.617141][ T10] inet6_addr_add+0x12f/0xa40 [ 844.617141][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.617141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.617141][ T10] netlink_rcv_skb+0x130/0x360 [ 844.617141][ T10] netlink_unicast+0x449/0x710 [ 844.617141][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.617141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.617141][ T10] ___sys_sendmsg+0xee/0x170 [ 844.617141][ T10] __sys_sendmsg+0xcd/0x170 [ 844.617141][ T10] do_syscall_64+0xc6/0x1e0 [ 844.617141][ T10] [ 844.619192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.619192][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 844.619192][ T10] ipv6_find_idev+0x102/0x170 [ 844.619192][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.619192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.619192][ T10] netlink_rcv_skb+0x130/0x360 [ 844.619192][ T10] netlink_unicast+0x449/0x710 [ 844.619192][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.619192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.619192][ T10] ___sys_sendmsg+0xee/0x170 [ 844.619192][ T10] __sys_sendmsg+0xcd/0x170 [ 844.619192][ T10] do_syscall_64+0xc6/0x1e0 [ 844.619192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.619192][ T10] [ 844.620803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 844.620803][ T10] neigh_parms_alloc+0x1e5/0x510 [ 844.620803][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 844.620803][ T10] ipv6_find_idev+0x102/0x170 [ 844.620803][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.620803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.620803][ T10] netlink_rcv_skb+0x130/0x360 [ 844.620803][ T10] netlink_unicast+0x449/0x710 [ 844.620803][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.620803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.620803][ T10] ___sys_sendmsg+0xee/0x170 [ 844.620803][ T10] __sys_sendmsg+0xcd/0x170 [ 844.620803][ T10] do_syscall_64+0xc6/0x1e0 [ 844.620803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.620803][ T10] [ 844.622522][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 844.622805][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 844.622805][ T10] dst_init+0x84/0x4a0 [ 844.622805][ T10] dst_alloc+0x97/0x150 [ 844.622805][ T10] ip6_dst_alloc+0x23/0x90 [ 844.622805][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 844.622805][ T10] ip6_pol_route+0x56f/0x840 [ 844.622805][ T10] fib6_rule_lookup+0x456/0x630 [ 844.622805][ T10] ip6_route_input+0x59c/0xa50 [ 844.622805][ T10] ipv6_rcv+0x397/0x810 [ 844.622805][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 844.622805][ T10] process_backlog+0x101/0x620 [ 844.622805][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 844.622805][ T10] net_rx_action+0x495/0xbe0 [ 844.622805][ T10] __do_softirq+0x1b5/0x7f6 [ 844.622805][ T10] [ 844.624467][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.624467][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 844.624467][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 844.624467][ T10] fib6_nh_init+0xa22/0x1580 [ 844.624467][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.624467][ T10] ip6_route_add+0x1c/0x140 [ 844.624467][ T10] inet6_rtm_newroute+0x104/0x110 [ 844.624467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.624467][ T10] netlink_rcv_skb+0x130/0x360 [ 844.624467][ T10] netlink_unicast+0x449/0x710 [ 844.624467][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.624467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.624467][ T10] ___sys_sendmsg+0xee/0x170 [ 844.624467][ T10] __sys_sendmsg+0xcd/0x170 [ 844.624467][ T10] do_syscall_64+0xc6/0x1e0 [ 844.624467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.624467][ T10] [ 844.626423][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.626423][ T10] netdev_get_by_index+0x5e/0x80 [ 844.626423][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.626423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.626423][ T10] addrconf_f6i_alloc+0x265/0x560 [ 844.626423][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 844.626423][ T10] addrconf_join_anycast+0x1c0/0x220 [ 844.626423][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 844.626423][ T10] addrconf_dad_completed+0x12b/0xe20 [ 844.626423][ T10] addrconf_dad_begin+0x310/0x670 [ 844.626423][ T10] addrconf_dad_work+0x10b/0xab0 [ 844.626423][ T10] process_one_work+0x84d/0x18a0 [ 844.626423][ T10] worker_thread+0x587/0xd30 [ 844.626423][ T10] kthread+0x28a/0x350 [ 844.626423][ T10] ret_from_fork+0x31/0x70 [ 844.626423][ T10] ret_from_fork_asm+0x1a/0x30 [ 844.626423][ T10] [ 844.628373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.628373][ T10] netdev_get_by_index+0x5e/0x80 [ 844.628373][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.628373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.628373][ T10] ip6_route_add+0x1c/0x140 [ 844.628373][ T10] addrconf_prefix_route+0x2a6/0x430 [ 844.628373][ T10] inet6_addr_add+0x4f8/0xa40 [ 844.628373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.628373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.628373][ T10] netlink_rcv_skb+0x130/0x360 [ 844.628373][ T10] netlink_unicast+0x449/0x710 [ 844.628373][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.628373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.628373][ T10] ___sys_sendmsg+0xee/0x170 [ 844.628373][ T10] __sys_sendmsg+0xcd/0x170 [ 844.628373][ T10] do_syscall_64+0xc6/0x1e0 [ 844.628373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.628373][ T10] [ 844.630398][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.630398][ T10] netdev_get_by_index+0x5e/0x80 [ 844.630398][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.630398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.630398][ T10] addrconf_f6i_alloc+0x315/0x560 [ 844.630398][ T10] ipv6_add_addr+0x411/0x2000 [ 844.630398][ T10] inet6_addr_add+0x30e/0xa40 [ 844.630398][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.630398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.630398][ T10] netlink_rcv_skb+0x130/0x360 [ 844.630398][ T10] netlink_unicast+0x449/0x710 [ 844.630398][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.630398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.630398][ T10] ___sys_sendmsg+0xee/0x170 [ 844.630398][ T10] __sys_sendmsg+0xcd/0x170 [ 844.630398][ T10] do_syscall_64+0xc6/0x1e0 [ 844.630398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.630398][ T10] [ 844.632472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.632472][ T10] netdev_get_by_index+0x5e/0x80 [ 844.632472][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.632472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.632472][ T10] ip6_route_add+0x1c/0x140 [ 844.632472][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 844.632472][ T10] addrconf_add_dev+0xe2/0x170 [ 844.632472][ T10] inet6_addr_add+0x12f/0xa40 [ 844.632472][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.632472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.632472][ T10] netlink_rcv_skb+0x130/0x360 [ 844.632472][ T10] netlink_unicast+0x449/0x710 [ 844.632472][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.632472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.632472][ T10] ___sys_sendmsg+0xee/0x170 [ 844.632472][ T10] __sys_sendmsg+0xcd/0x170 [ 844.632472][ T10] do_syscall_64+0xc6/0x1e0 [ 844.632472][ T10] [ 844.634563][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.634563][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 844.634563][ T10] ipv6_find_idev+0x102/0x170 [ 844.634563][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.634563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.634563][ T10] netlink_rcv_skb+0x130/0x360 [ 844.634563][ T10] netlink_unicast+0x449/0x710 [ 844.634563][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.634563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.634563][ T10] ___sys_sendmsg+0xee/0x170 [ 844.634563][ T10] __sys_sendmsg+0xcd/0x170 [ 844.634563][ T10] do_syscall_64+0xc6/0x1e0 [ 844.634563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.634563][ T10] [ 844.636466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 844.636466][ T10] neigh_parms_alloc+0x1e5/0x510 [ 844.636466][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 844.636466][ T10] ipv6_find_idev+0x102/0x170 [ 844.636466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.636466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.636466][ T10] netlink_rcv_skb+0x130/0x360 [ 844.636466][ T10] netlink_unicast+0x449/0x710 [ 844.636466][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.636466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.636466][ T10] ___sys_sendmsg+0xee/0x170 [ 844.636466][ T10] __sys_sendmsg+0xcd/0x170 [ 844.636466][ T10] do_syscall_64+0xc6/0x1e0 [ 844.636466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.636466][ T10] [ 844.638493][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 844.638734][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 844.638734][ T10] netdev_get_by_index+0x5e/0x80 [ 844.638734][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.638734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.638734][ T10] ip6_route_add+0x1c/0x140 [ 844.638734][ T10] addrconf_prefix_route+0x2a6/0x430 [ 844.638734][ T10] inet6_addr_add+0x4f8/0xa40 [ 844.638734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.638734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.638734][ T10] netlink_rcv_skb+0x130/0x360 [ 844.638734][ T10] netlink_unicast+0x449/0x710 [ 844.638734][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.638734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.638734][ T10] ___sys_sendmsg+0xee/0x170 [ 844.638734][ T10] __sys_sendmsg+0xcd/0x170 [ 844.638734][ T10] do_syscall_64+0xc6/0x1e0 [ 844.638734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.638734][ T10] [ 844.640946][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 844.640946][ T10] netdev_get_by_index+0x5e/0x80 [ 844.640946][ T10] fib6_nh_init+0x3d8/0x1580 [ 844.640946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 844.640946][ T10] addrconf_f6i_alloc+0x315/0x560 [ 844.640946][ T10] ipv6_add_addr+0x411/0x2000 [ 844.640946][ T10] inet6_addr_add+0x30e/0xa40 [ 844.640946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 844.640946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.640946][ T10] netlink_rcv_skb+0x130/0x360 [ 844.640946][ T10] netlink_unicast+0x449/0x710 [ 844.640946][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.640946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.640946][ T10] ___sys_sendmsg+0xee/0x170 [ 844.640946][ T10] __sys_sendmsg+0xcd/0x170 [ 844.640946][ T10] do_syscall_64+0xc6/0x1e0 [ 844.640946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.640946][ T10] [ 844.643111][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 844.643111][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 844.643111][ T10] ipv6_find_idev+0x102/0x170 [ 844.643111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.643111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.643111][ T10] netlink_rcv_skb+0x130/0x360 [ 844.643111][ T10] netlink_unicast+0x449/0x710 [ 844.643111][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.643111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.643111][ T10] ___sys_sendmsg+0xee/0x170 [ 844.643111][ T10] __sys_sendmsg+0xcd/0x170 [ 844.643111][ T10] do_syscall_64+0xc6/0x1e0 [ 844.643111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.643111][ T10] [ 844.644795][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 844.644795][ T10] neigh_parms_alloc+0x1e5/0x510 [ 844.644795][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 844.644795][ T10] ipv6_find_idev+0x102/0x170 [ 844.644795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 844.644795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 844.644795][ T10] netlink_rcv_skb+0x130/0x360 [ 844.644795][ T10] netlink_unicast+0x449/0x710 [ 844.644795][ T10] netlink_sendmsg+0x723/0xbe0 [ 844.644795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 844.644795][ T10] ___sys_sendmsg+0xee/0x170 [ 844.644795][ T10] __sys_sendmsg+0xcd/0x170 [ 844.644795][ T10] do_syscall_64+0xc6/0x1e0 [ 844.644795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 844.644795][ T10] [ 854.742825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 854.743194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.743194][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 854.743194][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 854.743194][ T10] fib6_nh_init+0xa22/0x1580 [ 854.743194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.743194][ T10] ip6_route_add+0x1c/0x140 [ 854.743194][ T10] inet6_rtm_newroute+0x104/0x110 [ 854.743194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.743194][ T10] netlink_rcv_skb+0x130/0x360 [ 854.743194][ T10] netlink_unicast+0x449/0x710 [ 854.743194][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.743194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.743194][ T10] ___sys_sendmsg+0xee/0x170 [ 854.743194][ T10] __sys_sendmsg+0xcd/0x170 [ 854.743194][ T10] do_syscall_64+0xc6/0x1e0 [ 854.743194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.743194][ T10] [ 854.745205][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.745205][ T10] dst_init+0x84/0x4a0 [ 854.745205][ T10] dst_alloc+0x97/0x150 [ 854.745205][ T10] ip6_dst_alloc+0x23/0x90 [ 854.745205][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 854.745205][ T10] ip6_pol_route+0x56f/0x840 [ 854.745205][ T10] fib6_rule_lookup+0x456/0x630 [ 854.745205][ T10] ip6_route_input+0x59c/0xa50 [ 854.745205][ T10] ipv6_rcv+0x397/0x810 [ 854.745205][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 854.745205][ T10] process_backlog+0x101/0x620 [ 854.745205][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 854.745205][ T10] net_rx_action+0x495/0xbe0 [ 854.745205][ T10] __do_softirq+0x1b5/0x7f6 [ 854.745205][ T10] [ 854.746924][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.746924][ T10] netdev_get_by_index+0x5e/0x80 [ 854.746924][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.746924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.746924][ T10] addrconf_f6i_alloc+0x265/0x560 [ 854.746924][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 854.746924][ T10] addrconf_join_anycast+0x1c0/0x220 [ 854.746924][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 854.746924][ T10] addrconf_dad_completed+0x12b/0xe20 [ 854.746924][ T10] addrconf_dad_begin+0x310/0x670 [ 854.746924][ T10] addrconf_dad_work+0x10b/0xab0 [ 854.746924][ T10] process_one_work+0x84d/0x18a0 [ 854.746924][ T10] worker_thread+0x587/0xd30 [ 854.746924][ T10] kthread+0x28a/0x350 [ 854.746924][ T10] ret_from_fork+0x31/0x70 [ 854.746924][ T10] ret_from_fork_asm+0x1a/0x30 [ 854.746924][ T10] [ 854.748974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.748974][ T10] netdev_get_by_index+0x5e/0x80 [ 854.748974][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.748974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.748974][ T10] ip6_route_add+0x1c/0x140 [ 854.748974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 854.748974][ T10] inet6_addr_add+0x4f8/0xa40 [ 854.748974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.748974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.748974][ T10] netlink_rcv_skb+0x130/0x360 [ 854.748974][ T10] netlink_unicast+0x449/0x710 [ 854.748974][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.748974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.748974][ T10] ___sys_sendmsg+0xee/0x170 [ 854.748974][ T10] __sys_sendmsg+0xcd/0x170 [ 854.748974][ T10] do_syscall_64+0xc6/0x1e0 [ 854.748974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.748974][ T10] [ 854.751123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.751123][ T10] netdev_get_by_index+0x5e/0x80 [ 854.751123][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.751123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.751123][ T10] addrconf_f6i_alloc+0x315/0x560 [ 854.751123][ T10] ipv6_add_addr+0x411/0x2000 [ 854.751123][ T10] inet6_addr_add+0x30e/0xa40 [ 854.751123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.751123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.751123][ T10] netlink_rcv_skb+0x130/0x360 [ 854.751123][ T10] netlink_unicast+0x449/0x710 [ 854.751123][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.751123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.751123][ T10] ___sys_sendmsg+0xee/0x170 [ 854.751123][ T10] __sys_sendmsg+0xcd/0x170 [ 854.751123][ T10] do_syscall_64+0xc6/0x1e0 [ 854.751123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.751123][ T10] [ 854.753182][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.753182][ T10] netdev_get_by_index+0x5e/0x80 [ 854.753182][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.753182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.753182][ T10] ip6_route_add+0x1c/0x140 [ 854.753182][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 854.753182][ T10] addrconf_add_dev+0xe2/0x170 [ 854.753182][ T10] inet6_addr_add+0x12f/0xa40 [ 854.753182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.753182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.753182][ T10] netlink_rcv_skb+0x130/0x360 [ 854.753182][ T10] netlink_unicast+0x449/0x710 [ 854.753182][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.753182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.753182][ T10] ___sys_sendmsg+0xee/0x170 [ 854.753182][ T10] __sys_sendmsg+0xcd/0x170 [ 854.753182][ T10] do_syscall_64+0xc6/0x1e0 [ 854.753182][ T10] [ 854.755485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.755485][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 854.755485][ T10] ipv6_find_idev+0x102/0x170 [ 854.755485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.755485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.755485][ T10] netlink_rcv_skb+0x130/0x360 [ 854.755485][ T10] netlink_unicast+0x449/0x710 [ 854.755485][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.755485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.755485][ T10] ___sys_sendmsg+0xee/0x170 [ 854.755485][ T10] __sys_sendmsg+0xcd/0x170 [ 854.755485][ T10] do_syscall_64+0xc6/0x1e0 [ 854.755485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.755485][ T10] [ 854.757264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 854.757264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 854.757264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 854.757264][ T10] ipv6_find_idev+0x102/0x170 [ 854.757264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.757264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.757264][ T10] netlink_rcv_skb+0x130/0x360 [ 854.757264][ T10] netlink_unicast+0x449/0x710 [ 854.757264][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.757264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.757264][ T10] ___sys_sendmsg+0xee/0x170 [ 854.757264][ T10] __sys_sendmsg+0xcd/0x170 [ 854.757264][ T10] do_syscall_64+0xc6/0x1e0 [ 854.757264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.757264][ T10] [ 854.759206][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 854.759559][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 854.759559][ T10] dst_init+0x84/0x4a0 [ 854.759559][ T10] dst_alloc+0x97/0x150 [ 854.759559][ T10] ip6_dst_alloc+0x23/0x90 [ 854.759559][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 854.759559][ T10] ip6_pol_route+0x56f/0x840 [ 854.759559][ T10] fib6_rule_lookup+0x456/0x630 [ 854.759559][ T10] ip6_route_input+0x59c/0xa50 [ 854.759559][ T10] ipv6_rcv+0x397/0x810 [ 854.759559][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 854.759559][ T10] process_backlog+0x101/0x620 [ 854.759559][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 854.759559][ T10] net_rx_action+0x495/0xbe0 [ 854.759559][ T10] __do_softirq+0x1b5/0x7f6 [ 854.759559][ T10] [ 854.761342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.761342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 854.761342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 854.761342][ T10] fib6_nh_init+0xa22/0x1580 [ 854.761342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.761342][ T10] ip6_route_add+0x1c/0x140 [ 854.761342][ T10] inet6_rtm_newroute+0x104/0x110 [ 854.761342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.761342][ T10] netlink_rcv_skb+0x130/0x360 [ 854.761342][ T10] netlink_unicast+0x449/0x710 [ 854.761342][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.761342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.761342][ T10] ___sys_sendmsg+0xee/0x170 [ 854.761342][ T10] __sys_sendmsg+0xcd/0x170 [ 854.761342][ T10] do_syscall_64+0xc6/0x1e0 [ 854.761342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.761342][ T10] [ 854.763313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.763313][ T10] netdev_get_by_index+0x5e/0x80 [ 854.763313][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.763313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.763313][ T10] addrconf_f6i_alloc+0x265/0x560 [ 854.763313][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 854.763313][ T10] addrconf_join_anycast+0x1c0/0x220 [ 854.763313][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 854.763313][ T10] addrconf_dad_completed+0x12b/0xe20 [ 854.763313][ T10] addrconf_dad_begin+0x310/0x670 [ 854.763313][ T10] addrconf_dad_work+0x10b/0xab0 [ 854.763313][ T10] process_one_work+0x84d/0x18a0 [ 854.763313][ T10] worker_thread+0x587/0xd30 [ 854.763313][ T10] kthread+0x28a/0x350 [ 854.763313][ T10] ret_from_fork+0x31/0x70 [ 854.763313][ T10] ret_from_fork_asm+0x1a/0x30 [ 854.763313][ T10] [ 854.765550][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.765550][ T10] netdev_get_by_index+0x5e/0x80 [ 854.765550][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.765550][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.765550][ T10] ip6_route_add+0x1c/0x140 [ 854.765550][ T10] addrconf_prefix_route+0x2a6/0x430 [ 854.765550][ T10] inet6_addr_add+0x4f8/0xa40 [ 854.765550][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.765550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.765550][ T10] netlink_rcv_skb+0x130/0x360 [ 854.765550][ T10] netlink_unicast+0x449/0x710 [ 854.765550][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.765550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.765550][ T10] ___sys_sendmsg+0xee/0x170 [ 854.765550][ T10] __sys_sendmsg+0xcd/0x170 [ 854.765550][ T10] do_syscall_64+0xc6/0x1e0 [ 854.765550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.765550][ T10] [ 854.768194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.768194][ T10] netdev_get_by_index+0x5e/0x80 [ 854.768194][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.768194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.768194][ T10] addrconf_f6i_alloc+0x315/0x560 [ 854.768194][ T10] ipv6_add_addr+0x411/0x2000 [ 854.768194][ T10] inet6_addr_add+0x30e/0xa40 [ 854.768194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.768194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.768194][ T10] netlink_rcv_skb+0x130/0x360 [ 854.768194][ T10] netlink_unicast+0x449/0x710 [ 854.768194][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.768194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.768194][ T10] ___sys_sendmsg+0xee/0x170 [ 854.768194][ T10] __sys_sendmsg+0xcd/0x170 [ 854.768194][ T10] do_syscall_64+0xc6/0x1e0 [ 854.768194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.768194][ T10] [ 854.770528][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.770528][ T10] netdev_get_by_index+0x5e/0x80 [ 854.770528][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.770528][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.770528][ T10] ip6_route_add+0x1c/0x140 [ 854.770528][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 854.770528][ T10] addrconf_add_dev+0xe2/0x170 [ 854.770528][ T10] inet6_addr_add+0x12f/0xa40 [ 854.770528][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.770528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.770528][ T10] netlink_rcv_skb+0x130/0x360 [ 854.770528][ T10] netlink_unicast+0x449/0x710 [ 854.770528][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.770528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.770528][ T10] ___sys_sendmsg+0xee/0x170 [ 854.770528][ T10] __sys_sendmsg+0xcd/0x170 [ 854.770528][ T10] do_syscall_64+0xc6/0x1e0 [ 854.770528][ T10] [ 854.772942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.772942][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 854.772942][ T10] ipv6_find_idev+0x102/0x170 [ 854.772942][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.772942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.772942][ T10] netlink_rcv_skb+0x130/0x360 [ 854.772942][ T10] netlink_unicast+0x449/0x710 [ 854.772942][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.772942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.772942][ T10] ___sys_sendmsg+0xee/0x170 [ 854.772942][ T10] __sys_sendmsg+0xcd/0x170 [ 854.772942][ T10] do_syscall_64+0xc6/0x1e0 [ 854.772942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.772942][ T10] [ 854.774821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 854.774821][ T10] neigh_parms_alloc+0x1e5/0x510 [ 854.774821][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 854.774821][ T10] ipv6_find_idev+0x102/0x170 [ 854.774821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.774821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.774821][ T10] netlink_rcv_skb+0x130/0x360 [ 854.774821][ T10] netlink_unicast+0x449/0x710 [ 854.774821][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.774821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.774821][ T10] ___sys_sendmsg+0xee/0x170 [ 854.774821][ T10] __sys_sendmsg+0xcd/0x170 [ 854.774821][ T10] do_syscall_64+0xc6/0x1e0 [ 854.774821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.774821][ T10] [ 854.776852][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 854.777179][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 854.777179][ T10] netdev_get_by_index+0x5e/0x80 [ 854.777179][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.777179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.777179][ T10] ip6_route_add+0x1c/0x140 [ 854.777179][ T10] addrconf_prefix_route+0x2a6/0x430 [ 854.777179][ T10] inet6_addr_add+0x4f8/0xa40 [ 854.777179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.777179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.777179][ T10] netlink_rcv_skb+0x130/0x360 [ 854.777179][ T10] netlink_unicast+0x449/0x710 [ 854.777179][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.777179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.777179][ T10] ___sys_sendmsg+0xee/0x170 [ 854.777179][ T10] __sys_sendmsg+0xcd/0x170 [ 854.777179][ T10] do_syscall_64+0xc6/0x1e0 [ 854.777179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.777179][ T10] [ 854.779677][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 854.779677][ T10] netdev_get_by_index+0x5e/0x80 [ 854.779677][ T10] fib6_nh_init+0x3d8/0x1580 [ 854.779677][ T10] ip6_route_info_create+0xf18/0x17d0 [ 854.779677][ T10] addrconf_f6i_alloc+0x315/0x560 [ 854.779677][ T10] ipv6_add_addr+0x411/0x2000 [ 854.779677][ T10] inet6_addr_add+0x30e/0xa40 [ 854.779677][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 854.779677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.779677][ T10] netlink_rcv_skb+0x130/0x360 [ 854.779677][ T10] netlink_unicast+0x449/0x710 [ 854.779677][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.779677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.779677][ T10] ___sys_sendmsg+0xee/0x170 [ 854.779677][ T10] __sys_sendmsg+0xcd/0x170 [ 854.779677][ T10] do_syscall_64+0xc6/0x1e0 [ 854.779677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.779677][ T10] [ 854.782228][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 854.782228][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 854.782228][ T10] ipv6_find_idev+0x102/0x170 [ 854.782228][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.782228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.782228][ T10] netlink_rcv_skb+0x130/0x360 [ 854.782228][ T10] netlink_unicast+0x449/0x710 [ 854.782228][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.782228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.782228][ T10] ___sys_sendmsg+0xee/0x170 [ 854.782228][ T10] __sys_sendmsg+0xcd/0x170 [ 854.782228][ T10] do_syscall_64+0xc6/0x1e0 [ 854.782228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.782228][ T10] [ 854.784255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 854.784255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 854.784255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 854.784255][ T10] ipv6_find_idev+0x102/0x170 [ 854.784255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 854.784255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 854.784255][ T10] netlink_rcv_skb+0x130/0x360 [ 854.784255][ T10] netlink_unicast+0x449/0x710 [ 854.784255][ T10] netlink_sendmsg+0x723/0xbe0 [ 854.784255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 854.784255][ T10] ___sys_sendmsg+0xee/0x170 [ 854.784255][ T10] __sys_sendmsg+0xcd/0x170 [ 854.784255][ T10] do_syscall_64+0xc6/0x1e0 [ 854.784255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 854.784255][ T10] [ 864.918825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 864.919245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.919245][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 864.919245][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 864.919245][ T10] fib6_nh_init+0xa22/0x1580 [ 864.919245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.919245][ T10] ip6_route_add+0x1c/0x140 [ 864.919245][ T10] inet6_rtm_newroute+0x104/0x110 [ 864.919245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.919245][ T10] netlink_rcv_skb+0x130/0x360 [ 864.919245][ T10] netlink_unicast+0x449/0x710 [ 864.919245][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.919245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.919245][ T10] ___sys_sendmsg+0xee/0x170 [ 864.919245][ T10] __sys_sendmsg+0xcd/0x170 [ 864.919245][ T10] do_syscall_64+0xc6/0x1e0 [ 864.919245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.919245][ T10] [ 864.921232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.921232][ T10] dst_init+0x84/0x4a0 [ 864.921232][ T10] dst_alloc+0x97/0x150 [ 864.921232][ T10] ip6_dst_alloc+0x23/0x90 [ 864.921232][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 864.921232][ T10] ip6_pol_route+0x56f/0x840 [ 864.921232][ T10] fib6_rule_lookup+0x456/0x630 [ 864.921232][ T10] ip6_route_input+0x59c/0xa50 [ 864.921232][ T10] ipv6_rcv+0x397/0x810 [ 864.921232][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 864.921232][ T10] process_backlog+0x101/0x620 [ 864.921232][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 864.921232][ T10] net_rx_action+0x495/0xbe0 [ 864.921232][ T10] __do_softirq+0x1b5/0x7f6 [ 864.921232][ T10] [ 864.922957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.922957][ T10] netdev_get_by_index+0x5e/0x80 [ 864.922957][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.922957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.922957][ T10] addrconf_f6i_alloc+0x265/0x560 [ 864.922957][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 864.922957][ T10] addrconf_join_anycast+0x1c0/0x220 [ 864.922957][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 864.922957][ T10] addrconf_dad_completed+0x12b/0xe20 [ 864.922957][ T10] addrconf_dad_begin+0x310/0x670 [ 864.922957][ T10] addrconf_dad_work+0x10b/0xab0 [ 864.922957][ T10] process_one_work+0x84d/0x18a0 [ 864.922957][ T10] worker_thread+0x587/0xd30 [ 864.922957][ T10] kthread+0x28a/0x350 [ 864.922957][ T10] ret_from_fork+0x31/0x70 [ 864.922957][ T10] ret_from_fork_asm+0x1a/0x30 [ 864.922957][ T10] [ 864.924997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.924997][ T10] netdev_get_by_index+0x5e/0x80 [ 864.924997][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.924997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.924997][ T10] ip6_route_add+0x1c/0x140 [ 864.924997][ T10] addrconf_prefix_route+0x2a6/0x430 [ 864.924997][ T10] inet6_addr_add+0x4f8/0xa40 [ 864.924997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.924997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.924997][ T10] netlink_rcv_skb+0x130/0x360 [ 864.924997][ T10] netlink_unicast+0x449/0x710 [ 864.924997][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.924997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.924997][ T10] ___sys_sendmsg+0xee/0x170 [ 864.924997][ T10] __sys_sendmsg+0xcd/0x170 [ 864.924997][ T10] do_syscall_64+0xc6/0x1e0 [ 864.924997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.924997][ T10] [ 864.927112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.927112][ T10] netdev_get_by_index+0x5e/0x80 [ 864.927112][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.927112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.927112][ T10] addrconf_f6i_alloc+0x315/0x560 [ 864.927112][ T10] ipv6_add_addr+0x411/0x2000 [ 864.927112][ T10] inet6_addr_add+0x30e/0xa40 [ 864.927112][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.927112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.927112][ T10] netlink_rcv_skb+0x130/0x360 [ 864.927112][ T10] netlink_unicast+0x449/0x710 [ 864.927112][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.927112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.927112][ T10] ___sys_sendmsg+0xee/0x170 [ 864.927112][ T10] __sys_sendmsg+0xcd/0x170 [ 864.927112][ T10] do_syscall_64+0xc6/0x1e0 [ 864.927112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.927112][ T10] [ 864.929196][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.929196][ T10] netdev_get_by_index+0x5e/0x80 [ 864.929196][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.929196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.929196][ T10] ip6_route_add+0x1c/0x140 [ 864.929196][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 864.929196][ T10] addrconf_add_dev+0xe2/0x170 [ 864.929196][ T10] inet6_addr_add+0x12f/0xa40 [ 864.929196][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.929196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.929196][ T10] netlink_rcv_skb+0x130/0x360 [ 864.929196][ T10] netlink_unicast+0x449/0x710 [ 864.929196][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.929196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.929196][ T10] ___sys_sendmsg+0xee/0x170 [ 864.929196][ T10] __sys_sendmsg+0xcd/0x170 [ 864.929196][ T10] do_syscall_64+0xc6/0x1e0 [ 864.929196][ T10] [ 864.931377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.931377][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 864.931377][ T10] ipv6_find_idev+0x102/0x170 [ 864.931377][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.931377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.931377][ T10] netlink_rcv_skb+0x130/0x360 [ 864.931377][ T10] netlink_unicast+0x449/0x710 [ 864.931377][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.931377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.931377][ T10] ___sys_sendmsg+0xee/0x170 [ 864.931377][ T10] __sys_sendmsg+0xcd/0x170 [ 864.931377][ T10] do_syscall_64+0xc6/0x1e0 [ 864.931377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.931377][ T10] [ 864.933149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 864.933149][ T10] neigh_parms_alloc+0x1e5/0x510 [ 864.933149][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 864.933149][ T10] ipv6_find_idev+0x102/0x170 [ 864.933149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.933149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.933149][ T10] netlink_rcv_skb+0x130/0x360 [ 864.933149][ T10] netlink_unicast+0x449/0x710 [ 864.933149][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.933149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.933149][ T10] ___sys_sendmsg+0xee/0x170 [ 864.933149][ T10] __sys_sendmsg+0xcd/0x170 [ 864.933149][ T10] do_syscall_64+0xc6/0x1e0 [ 864.933149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.933149][ T10] [ 864.935081][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 864.935429][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 864.935429][ T10] dst_init+0x84/0x4a0 [ 864.935429][ T10] dst_alloc+0x97/0x150 [ 864.935429][ T10] ip6_dst_alloc+0x23/0x90 [ 864.935429][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 864.935429][ T10] ip6_pol_route+0x56f/0x840 [ 864.935429][ T10] fib6_rule_lookup+0x456/0x630 [ 864.935429][ T10] ip6_route_input+0x59c/0xa50 [ 864.935429][ T10] ipv6_rcv+0x397/0x810 [ 864.935429][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 864.935429][ T10] process_backlog+0x101/0x620 [ 864.935429][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 864.935429][ T10] net_rx_action+0x495/0xbe0 [ 864.935429][ T10] __do_softirq+0x1b5/0x7f6 [ 864.935429][ T10] [ 864.937230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.937230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 864.937230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 864.937230][ T10] fib6_nh_init+0xa22/0x1580 [ 864.937230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.937230][ T10] ip6_route_add+0x1c/0x140 [ 864.937230][ T10] inet6_rtm_newroute+0x104/0x110 [ 864.937230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.937230][ T10] netlink_rcv_skb+0x130/0x360 [ 864.937230][ T10] netlink_unicast+0x449/0x710 [ 864.937230][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.937230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.937230][ T10] ___sys_sendmsg+0xee/0x170 [ 864.937230][ T10] __sys_sendmsg+0xcd/0x170 [ 864.937230][ T10] do_syscall_64+0xc6/0x1e0 [ 864.937230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.937230][ T10] [ 864.939477][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.939477][ T10] netdev_get_by_index+0x5e/0x80 [ 864.939477][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.939477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.939477][ T10] addrconf_f6i_alloc+0x265/0x560 [ 864.939477][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 864.939477][ T10] addrconf_join_anycast+0x1c0/0x220 [ 864.939477][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 864.939477][ T10] addrconf_dad_completed+0x12b/0xe20 [ 864.939477][ T10] addrconf_dad_begin+0x310/0x670 [ 864.939477][ T10] addrconf_dad_work+0x10b/0xab0 [ 864.939477][ T10] process_one_work+0x84d/0x18a0 [ 864.939477][ T10] worker_thread+0x587/0xd30 [ 864.939477][ T10] kthread+0x28a/0x350 [ 864.939477][ T10] ret_from_fork+0x31/0x70 [ 864.939477][ T10] ret_from_fork_asm+0x1a/0x30 [ 864.939477][ T10] [ 864.941777][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.941777][ T10] netdev_get_by_index+0x5e/0x80 [ 864.941777][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.941777][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.941777][ T10] ip6_route_add+0x1c/0x140 [ 864.941777][ T10] addrconf_prefix_route+0x2a6/0x430 [ 864.941777][ T10] inet6_addr_add+0x4f8/0xa40 [ 864.941777][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.941777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.941777][ T10] netlink_rcv_skb+0x130/0x360 [ 864.941777][ T10] netlink_unicast+0x449/0x710 [ 864.941777][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.941777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.941777][ T10] ___sys_sendmsg+0xee/0x170 [ 864.941777][ T10] __sys_sendmsg+0xcd/0x170 [ 864.941777][ T10] do_syscall_64+0xc6/0x1e0 [ 864.941777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.941777][ T10] [ 864.944167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.944167][ T10] netdev_get_by_index+0x5e/0x80 [ 864.944167][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.944167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.944167][ T10] addrconf_f6i_alloc+0x315/0x560 [ 864.944167][ T10] ipv6_add_addr+0x411/0x2000 [ 864.944167][ T10] inet6_addr_add+0x30e/0xa40 [ 864.944167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.944167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.944167][ T10] netlink_rcv_skb+0x130/0x360 [ 864.944167][ T10] netlink_unicast+0x449/0x710 [ 864.944167][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.944167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.944167][ T10] ___sys_sendmsg+0xee/0x170 [ 864.944167][ T10] __sys_sendmsg+0xcd/0x170 [ 864.944167][ T10] do_syscall_64+0xc6/0x1e0 [ 864.944167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.944167][ T10] [ 864.946533][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.946533][ T10] netdev_get_by_index+0x5e/0x80 [ 864.946533][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.946533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.946533][ T10] ip6_route_add+0x1c/0x140 [ 864.946533][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 864.946533][ T10] addrconf_add_dev+0xe2/0x170 [ 864.946533][ T10] inet6_addr_add+0x12f/0xa40 [ 864.946533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.946533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.946533][ T10] netlink_rcv_skb+0x130/0x360 [ 864.946533][ T10] netlink_unicast+0x449/0x710 [ 864.946533][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.946533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.946533][ T10] ___sys_sendmsg+0xee/0x170 [ 864.946533][ T10] __sys_sendmsg+0xcd/0x170 [ 864.946533][ T10] do_syscall_64+0xc6/0x1e0 [ 864.946533][ T10] [ 864.949091][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.949091][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 864.949091][ T10] ipv6_find_idev+0x102/0x170 [ 864.949091][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.949091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.949091][ T10] netlink_rcv_skb+0x130/0x360 [ 864.949091][ T10] netlink_unicast+0x449/0x710 [ 864.949091][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.949091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.949091][ T10] ___sys_sendmsg+0xee/0x170 [ 864.949091][ T10] __sys_sendmsg+0xcd/0x170 [ 864.949091][ T10] do_syscall_64+0xc6/0x1e0 [ 864.949091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.949091][ T10] [ 864.951009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 864.951009][ T10] neigh_parms_alloc+0x1e5/0x510 [ 864.951009][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 864.951009][ T10] ipv6_find_idev+0x102/0x170 [ 864.951009][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.951009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.951009][ T10] netlink_rcv_skb+0x130/0x360 [ 864.951009][ T10] netlink_unicast+0x449/0x710 [ 864.951009][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.951009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.951009][ T10] ___sys_sendmsg+0xee/0x170 [ 864.951009][ T10] __sys_sendmsg+0xcd/0x170 [ 864.951009][ T10] do_syscall_64+0xc6/0x1e0 [ 864.951009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.951009][ T10] [ 864.953142][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 864.953875][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 864.953875][ T10] netdev_get_by_index+0x5e/0x80 [ 864.953875][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.953875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.953875][ T10] ip6_route_add+0x1c/0x140 [ 864.953875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 864.953875][ T10] inet6_addr_add+0x4f8/0xa40 [ 864.953875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.953875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.953875][ T10] netlink_rcv_skb+0x130/0x360 [ 864.953875][ T10] netlink_unicast+0x449/0x710 [ 864.953875][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.953875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.953875][ T10] ___sys_sendmsg+0xee/0x170 [ 864.953875][ T10] __sys_sendmsg+0xcd/0x170 [ 864.953875][ T10] do_syscall_64+0xc6/0x1e0 [ 864.953875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.953875][ T10] [ 864.956354][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 864.956354][ T10] netdev_get_by_index+0x5e/0x80 [ 864.956354][ T10] fib6_nh_init+0x3d8/0x1580 [ 864.956354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 864.956354][ T10] addrconf_f6i_alloc+0x315/0x560 [ 864.956354][ T10] ipv6_add_addr+0x411/0x2000 [ 864.956354][ T10] inet6_addr_add+0x30e/0xa40 [ 864.956354][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 864.956354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.956354][ T10] netlink_rcv_skb+0x130/0x360 [ 864.956354][ T10] netlink_unicast+0x449/0x710 [ 864.956354][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.956354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.956354][ T10] ___sys_sendmsg+0xee/0x170 [ 864.956354][ T10] __sys_sendmsg+0xcd/0x170 [ 864.956354][ T10] do_syscall_64+0xc6/0x1e0 [ 864.956354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.956354][ T10] [ 864.958881][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 864.958881][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 864.958881][ T10] ipv6_find_idev+0x102/0x170 [ 864.958881][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.958881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.958881][ T10] netlink_rcv_skb+0x130/0x360 [ 864.958881][ T10] netlink_unicast+0x449/0x710 [ 864.958881][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.958881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.958881][ T10] ___sys_sendmsg+0xee/0x170 [ 864.958881][ T10] __sys_sendmsg+0xcd/0x170 [ 864.958881][ T10] do_syscall_64+0xc6/0x1e0 [ 864.958881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.958881][ T10] [ 864.961064][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 864.961064][ T10] neigh_parms_alloc+0x1e5/0x510 [ 864.961064][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 864.961064][ T10] ipv6_find_idev+0x102/0x170 [ 864.961064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 864.961064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 864.961064][ T10] netlink_rcv_skb+0x130/0x360 [ 864.961064][ T10] netlink_unicast+0x449/0x710 [ 864.961064][ T10] netlink_sendmsg+0x723/0xbe0 [ 864.961064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 864.961064][ T10] ___sys_sendmsg+0xee/0x170 [ 864.961064][ T10] __sys_sendmsg+0xcd/0x170 [ 864.961064][ T10] do_syscall_64+0xc6/0x1e0 [ 864.961064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 864.961064][ T10] [ 875.087824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 875.088160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.088160][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 875.088160][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 875.088160][ T10] fib6_nh_init+0xa22/0x1580 [ 875.088160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.088160][ T10] ip6_route_add+0x1c/0x140 [ 875.088160][ T10] inet6_rtm_newroute+0x104/0x110 [ 875.088160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.088160][ T10] netlink_rcv_skb+0x130/0x360 [ 875.088160][ T10] netlink_unicast+0x449/0x710 [ 875.088160][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.088160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.088160][ T10] ___sys_sendmsg+0xee/0x170 [ 875.088160][ T10] __sys_sendmsg+0xcd/0x170 [ 875.088160][ T10] do_syscall_64+0xc6/0x1e0 [ 875.088160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.088160][ T10] [ 875.090114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.090114][ T10] dst_init+0x84/0x4a0 [ 875.090114][ T10] dst_alloc+0x97/0x150 [ 875.090114][ T10] ip6_dst_alloc+0x23/0x90 [ 875.090114][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 875.090114][ T10] ip6_pol_route+0x56f/0x840 [ 875.090114][ T10] fib6_rule_lookup+0x456/0x630 [ 875.090114][ T10] ip6_route_input+0x59c/0xa50 [ 875.090114][ T10] ipv6_rcv+0x397/0x810 [ 875.090114][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 875.090114][ T10] process_backlog+0x101/0x620 [ 875.090114][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 875.090114][ T10] net_rx_action+0x495/0xbe0 [ 875.090114][ T10] __do_softirq+0x1b5/0x7f6 [ 875.090114][ T10] [ 875.091800][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.091800][ T10] netdev_get_by_index+0x5e/0x80 [ 875.091800][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.091800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.091800][ T10] addrconf_f6i_alloc+0x265/0x560 [ 875.091800][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 875.091800][ T10] addrconf_join_anycast+0x1c0/0x220 [ 875.091800][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 875.091800][ T10] addrconf_dad_completed+0x12b/0xe20 [ 875.091800][ T10] addrconf_dad_begin+0x310/0x670 [ 875.091800][ T10] addrconf_dad_work+0x10b/0xab0 [ 875.091800][ T10] process_one_work+0x84d/0x18a0 [ 875.091800][ T10] worker_thread+0x587/0xd30 [ 875.091800][ T10] kthread+0x28a/0x350 [ 875.091800][ T10] ret_from_fork+0x31/0x70 [ 875.091800][ T10] ret_from_fork_asm+0x1a/0x30 [ 875.091800][ T10] [ 875.093775][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.093775][ T10] netdev_get_by_index+0x5e/0x80 [ 875.093775][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.093775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.093775][ T10] ip6_route_add+0x1c/0x140 [ 875.093775][ T10] addrconf_prefix_route+0x2a6/0x430 [ 875.093775][ T10] inet6_addr_add+0x4f8/0xa40 [ 875.093775][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.093775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.093775][ T10] netlink_rcv_skb+0x130/0x360 [ 875.093775][ T10] netlink_unicast+0x449/0x710 [ 875.093775][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.093775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.093775][ T10] ___sys_sendmsg+0xee/0x170 [ 875.093775][ T10] __sys_sendmsg+0xcd/0x170 [ 875.093775][ T10] do_syscall_64+0xc6/0x1e0 [ 875.093775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.093775][ T10] [ 875.095859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.095859][ T10] netdev_get_by_index+0x5e/0x80 [ 875.095859][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.095859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.095859][ T10] addrconf_f6i_alloc+0x315/0x560 [ 875.095859][ T10] ipv6_add_addr+0x411/0x2000 [ 875.095859][ T10] inet6_addr_add+0x30e/0xa40 [ 875.095859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.095859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.095859][ T10] netlink_rcv_skb+0x130/0x360 [ 875.095859][ T10] netlink_unicast+0x449/0x710 [ 875.095859][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.095859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.095859][ T10] ___sys_sendmsg+0xee/0x170 [ 875.095859][ T10] __sys_sendmsg+0xcd/0x170 [ 875.095859][ T10] do_syscall_64+0xc6/0x1e0 [ 875.095859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.095859][ T10] [ 875.097923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.097923][ T10] netdev_get_by_index+0x5e/0x80 [ 875.097923][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.097923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.097923][ T10] ip6_route_add+0x1c/0x140 [ 875.097923][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 875.097923][ T10] addrconf_add_dev+0xe2/0x170 [ 875.097923][ T10] inet6_addr_add+0x12f/0xa40 [ 875.097923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.097923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.097923][ T10] netlink_rcv_skb+0x130/0x360 [ 875.097923][ T10] netlink_unicast+0x449/0x710 [ 875.097923][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.097923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.097923][ T10] ___sys_sendmsg+0xee/0x170 [ 875.097923][ T10] __sys_sendmsg+0xcd/0x170 [ 875.097923][ T10] do_syscall_64+0xc6/0x1e0 [ 875.097923][ T10] [ 875.099907][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.099907][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 875.099907][ T10] ipv6_find_idev+0x102/0x170 [ 875.099907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.099907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.099907][ T10] netlink_rcv_skb+0x130/0x360 [ 875.099907][ T10] netlink_unicast+0x449/0x710 [ 875.099907][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.099907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.099907][ T10] ___sys_sendmsg+0xee/0x170 [ 875.099907][ T10] __sys_sendmsg+0xcd/0x170 [ 875.099907][ T10] do_syscall_64+0xc6/0x1e0 [ 875.099907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.099907][ T10] [ 875.101476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 875.101476][ T10] neigh_parms_alloc+0x1e5/0x510 [ 875.101476][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 875.101476][ T10] ipv6_find_idev+0x102/0x170 [ 875.101476][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.101476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.101476][ T10] netlink_rcv_skb+0x130/0x360 [ 875.101476][ T10] netlink_unicast+0x449/0x710 [ 875.101476][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.101476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.101476][ T10] ___sys_sendmsg+0xee/0x170 [ 875.101476][ T10] __sys_sendmsg+0xcd/0x170 [ 875.101476][ T10] do_syscall_64+0xc6/0x1e0 [ 875.101476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.101476][ T10] [ 875.103199][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 875.103492][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 875.103492][ T10] dst_init+0x84/0x4a0 [ 875.103492][ T10] dst_alloc+0x97/0x150 [ 875.103492][ T10] ip6_dst_alloc+0x23/0x90 [ 875.103492][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 875.103492][ T10] ip6_pol_route+0x56f/0x840 [ 875.103492][ T10] fib6_rule_lookup+0x456/0x630 [ 875.103492][ T10] ip6_route_input+0x59c/0xa50 [ 875.103492][ T10] ipv6_rcv+0x397/0x810 [ 875.103492][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 875.103492][ T10] process_backlog+0x101/0x620 [ 875.103492][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 875.103492][ T10] net_rx_action+0x495/0xbe0 [ 875.103492][ T10] __do_softirq+0x1b5/0x7f6 [ 875.103492][ T10] [ 875.105160][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.105160][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 875.105160][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 875.105160][ T10] fib6_nh_init+0xa22/0x1580 [ 875.105160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.105160][ T10] ip6_route_add+0x1c/0x140 [ 875.105160][ T10] inet6_rtm_newroute+0x104/0x110 [ 875.105160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.105160][ T10] netlink_rcv_skb+0x130/0x360 [ 875.105160][ T10] netlink_unicast+0x449/0x710 [ 875.105160][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.105160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.105160][ T10] ___sys_sendmsg+0xee/0x170 [ 875.105160][ T10] __sys_sendmsg+0xcd/0x170 [ 875.105160][ T10] do_syscall_64+0xc6/0x1e0 [ 875.105160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.105160][ T10] [ 875.107090][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.107090][ T10] netdev_get_by_index+0x5e/0x80 [ 875.107090][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.107090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.107090][ T10] addrconf_f6i_alloc+0x265/0x560 [ 875.107090][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 875.107090][ T10] addrconf_join_anycast+0x1c0/0x220 [ 875.107090][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 875.107090][ T10] addrconf_dad_completed+0x12b/0xe20 [ 875.107090][ T10] addrconf_dad_begin+0x310/0x670 [ 875.107090][ T10] addrconf_dad_work+0x10b/0xab0 [ 875.107090][ T10] process_one_work+0x84d/0x18a0 [ 875.107090][ T10] worker_thread+0x587/0xd30 [ 875.107090][ T10] kthread+0x28a/0x350 [ 875.107090][ T10] ret_from_fork+0x31/0x70 [ 875.107090][ T10] ret_from_fork_asm+0x1a/0x30 [ 875.107090][ T10] [ 875.109019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.109019][ T10] netdev_get_by_index+0x5e/0x80 [ 875.109019][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.109019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.109019][ T10] ip6_route_add+0x1c/0x140 [ 875.109019][ T10] addrconf_prefix_route+0x2a6/0x430 [ 875.109019][ T10] inet6_addr_add+0x4f8/0xa40 [ 875.109019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.109019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.109019][ T10] netlink_rcv_skb+0x130/0x360 [ 875.109019][ T10] netlink_unicast+0x449/0x710 [ 875.109019][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.109019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.109019][ T10] ___sys_sendmsg+0xee/0x170 [ 875.109019][ T10] __sys_sendmsg+0xcd/0x170 [ 875.109019][ T10] do_syscall_64+0xc6/0x1e0 [ 875.109019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.109019][ T10] [ 875.111056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.111056][ T10] netdev_get_by_index+0x5e/0x80 [ 875.111056][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.111056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.111056][ T10] addrconf_f6i_alloc+0x315/0x560 [ 875.111056][ T10] ipv6_add_addr+0x411/0x2000 [ 875.111056][ T10] inet6_addr_add+0x30e/0xa40 [ 875.111056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.111056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.111056][ T10] netlink_rcv_skb+0x130/0x360 [ 875.111056][ T10] netlink_unicast+0x449/0x710 [ 875.111056][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.111056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.111056][ T10] ___sys_sendmsg+0xee/0x170 [ 875.111056][ T10] __sys_sendmsg+0xcd/0x170 [ 875.111056][ T10] do_syscall_64+0xc6/0x1e0 [ 875.111056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.111056][ T10] [ 875.113211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.113211][ T10] netdev_get_by_index+0x5e/0x80 [ 875.113211][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.113211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.113211][ T10] ip6_route_add+0x1c/0x140 [ 875.113211][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 875.113211][ T10] addrconf_add_dev+0xe2/0x170 [ 875.113211][ T10] inet6_addr_add+0x12f/0xa40 [ 875.113211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.113211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.113211][ T10] netlink_rcv_skb+0x130/0x360 [ 875.113211][ T10] netlink_unicast+0x449/0x710 [ 875.113211][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.113211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.113211][ T10] ___sys_sendmsg+0xee/0x170 [ 875.113211][ T10] __sys_sendmsg+0xcd/0x170 [ 875.113211][ T10] do_syscall_64+0xc6/0x1e0 [ 875.113211][ T10] [ 875.115442][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.115442][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 875.115442][ T10] ipv6_find_idev+0x102/0x170 [ 875.115442][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.115442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.115442][ T10] netlink_rcv_skb+0x130/0x360 [ 875.115442][ T10] netlink_unicast+0x449/0x710 [ 875.115442][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.115442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.115442][ T10] ___sys_sendmsg+0xee/0x170 [ 875.115442][ T10] __sys_sendmsg+0xcd/0x170 [ 875.115442][ T10] do_syscall_64+0xc6/0x1e0 [ 875.115442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.115442][ T10] [ 875.117181][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 875.117181][ T10] neigh_parms_alloc+0x1e5/0x510 [ 875.117181][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 875.117181][ T10] ipv6_find_idev+0x102/0x170 [ 875.117181][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.117181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.117181][ T10] netlink_rcv_skb+0x130/0x360 [ 875.117181][ T10] netlink_unicast+0x449/0x710 [ 875.117181][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.117181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.117181][ T10] ___sys_sendmsg+0xee/0x170 [ 875.117181][ T10] __sys_sendmsg+0xcd/0x170 [ 875.117181][ T10] do_syscall_64+0xc6/0x1e0 [ 875.117181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.117181][ T10] [ 875.119085][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 875.119337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 875.119337][ T10] netdev_get_by_index+0x5e/0x80 [ 875.119337][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.119337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.119337][ T10] ip6_route_add+0x1c/0x140 [ 875.119337][ T10] addrconf_prefix_route+0x2a6/0x430 [ 875.119337][ T10] inet6_addr_add+0x4f8/0xa40 [ 875.119337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.119337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.119337][ T10] netlink_rcv_skb+0x130/0x360 [ 875.119337][ T10] netlink_unicast+0x449/0x710 [ 875.119337][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.119337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.119337][ T10] ___sys_sendmsg+0xee/0x170 [ 875.119337][ T10] __sys_sendmsg+0xcd/0x170 [ 875.119337][ T10] do_syscall_64+0xc6/0x1e0 [ 875.119337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.119337][ T10] [ 875.121558][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 875.121558][ T10] netdev_get_by_index+0x5e/0x80 [ 875.121558][ T10] fib6_nh_init+0x3d8/0x1580 [ 875.121558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 875.121558][ T10] addrconf_f6i_alloc+0x315/0x560 [ 875.121558][ T10] ipv6_add_addr+0x411/0x2000 [ 875.121558][ T10] inet6_addr_add+0x30e/0xa40 [ 875.121558][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 875.121558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.121558][ T10] netlink_rcv_skb+0x130/0x360 [ 875.121558][ T10] netlink_unicast+0x449/0x710 [ 875.121558][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.121558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.121558][ T10] ___sys_sendmsg+0xee/0x170 [ 875.121558][ T10] __sys_sendmsg+0xcd/0x170 [ 875.121558][ T10] do_syscall_64+0xc6/0x1e0 [ 875.121558][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.121558][ T10] [ 875.123896][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 875.123896][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 875.123896][ T10] ipv6_find_idev+0x102/0x170 [ 875.123896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.123896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.123896][ T10] netlink_rcv_skb+0x130/0x360 [ 875.123896][ T10] netlink_unicast+0x449/0x710 [ 875.123896][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.123896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.123896][ T10] ___sys_sendmsg+0xee/0x170 [ 875.123896][ T10] __sys_sendmsg+0xcd/0x170 [ 875.123896][ T10] do_syscall_64+0xc6/0x1e0 [ 875.123896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.123896][ T10] [ 875.125625][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 875.125625][ T10] neigh_parms_alloc+0x1e5/0x510 [ 875.125625][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 875.125625][ T10] ipv6_find_idev+0x102/0x170 [ 875.125625][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 875.125625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 875.125625][ T10] netlink_rcv_skb+0x130/0x360 [ 875.125625][ T10] netlink_unicast+0x449/0x710 [ 875.125625][ T10] netlink_sendmsg+0x723/0xbe0 [ 875.125625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 875.125625][ T10] ___sys_sendmsg+0xee/0x170 [ 875.125625][ T10] __sys_sendmsg+0xcd/0x170 [ 875.125625][ T10] do_syscall_64+0xc6/0x1e0 [ 875.125625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 875.125625][ T10] [ 885.238893][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 885.239325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.239325][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 885.239325][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 885.239325][ T10] fib6_nh_init+0xa22/0x1580 [ 885.239325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.239325][ T10] ip6_route_add+0x1c/0x140 [ 885.239325][ T10] inet6_rtm_newroute+0x104/0x110 [ 885.239325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.239325][ T10] netlink_rcv_skb+0x130/0x360 [ 885.239325][ T10] netlink_unicast+0x449/0x710 [ 885.239325][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.239325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.239325][ T10] ___sys_sendmsg+0xee/0x170 [ 885.239325][ T10] __sys_sendmsg+0xcd/0x170 [ 885.239325][ T10] do_syscall_64+0xc6/0x1e0 [ 885.239325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.239325][ T10] [ 885.241290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.241290][ T10] dst_init+0x84/0x4a0 [ 885.241290][ T10] dst_alloc+0x97/0x150 [ 885.241290][ T10] ip6_dst_alloc+0x23/0x90 [ 885.241290][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 885.241290][ T10] ip6_pol_route+0x56f/0x840 [ 885.241290][ T10] fib6_rule_lookup+0x456/0x630 [ 885.241290][ T10] ip6_route_input+0x59c/0xa50 [ 885.241290][ T10] ipv6_rcv+0x397/0x810 [ 885.241290][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 885.241290][ T10] process_backlog+0x101/0x620 [ 885.241290][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 885.241290][ T10] net_rx_action+0x495/0xbe0 [ 885.241290][ T10] __do_softirq+0x1b5/0x7f6 [ 885.241290][ T10] [ 885.242979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.242979][ T10] netdev_get_by_index+0x5e/0x80 [ 885.242979][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.242979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.242979][ T10] addrconf_f6i_alloc+0x265/0x560 [ 885.242979][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 885.242979][ T10] addrconf_join_anycast+0x1c0/0x220 [ 885.242979][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 885.242979][ T10] addrconf_dad_completed+0x12b/0xe20 [ 885.242979][ T10] addrconf_dad_begin+0x310/0x670 [ 885.242979][ T10] addrconf_dad_work+0x10b/0xab0 [ 885.242979][ T10] process_one_work+0x84d/0x18a0 [ 885.242979][ T10] worker_thread+0x587/0xd30 [ 885.242979][ T10] kthread+0x28a/0x350 [ 885.242979][ T10] ret_from_fork+0x31/0x70 [ 885.242979][ T10] ret_from_fork_asm+0x1a/0x30 [ 885.242979][ T10] [ 885.244944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.244944][ T10] netdev_get_by_index+0x5e/0x80 [ 885.244944][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.244944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.244944][ T10] ip6_route_add+0x1c/0x140 [ 885.244944][ T10] addrconf_prefix_route+0x2a6/0x430 [ 885.244944][ T10] inet6_addr_add+0x4f8/0xa40 [ 885.244944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.244944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.244944][ T10] netlink_rcv_skb+0x130/0x360 [ 885.244944][ T10] netlink_unicast+0x449/0x710 [ 885.244944][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.244944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.244944][ T10] ___sys_sendmsg+0xee/0x170 [ 885.244944][ T10] __sys_sendmsg+0xcd/0x170 [ 885.244944][ T10] do_syscall_64+0xc6/0x1e0 [ 885.244944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.244944][ T10] [ 885.247035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.247035][ T10] netdev_get_by_index+0x5e/0x80 [ 885.247035][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.247035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.247035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 885.247035][ T10] ipv6_add_addr+0x411/0x2000 [ 885.247035][ T10] inet6_addr_add+0x30e/0xa40 [ 885.247035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.247035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.247035][ T10] netlink_rcv_skb+0x130/0x360 [ 885.247035][ T10] netlink_unicast+0x449/0x710 [ 885.247035][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.247035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.247035][ T10] ___sys_sendmsg+0xee/0x170 [ 885.247035][ T10] __sys_sendmsg+0xcd/0x170 [ 885.247035][ T10] do_syscall_64+0xc6/0x1e0 [ 885.247035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.247035][ T10] [ 885.249124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.249124][ T10] netdev_get_by_index+0x5e/0x80 [ 885.249124][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.249124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.249124][ T10] ip6_route_add+0x1c/0x140 [ 885.249124][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 885.249124][ T10] addrconf_add_dev+0xe2/0x170 [ 885.249124][ T10] inet6_addr_add+0x12f/0xa40 [ 885.249124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.249124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.249124][ T10] netlink_rcv_skb+0x130/0x360 [ 885.249124][ T10] netlink_unicast+0x449/0x710 [ 885.249124][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.249124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.249124][ T10] ___sys_sendmsg+0xee/0x170 [ 885.249124][ T10] __sys_sendmsg+0xcd/0x170 [ 885.249124][ T10] do_syscall_64+0xc6/0x1e0 [ 885.249124][ T10] [ 885.251185][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.251185][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 885.251185][ T10] ipv6_find_idev+0x102/0x170 [ 885.251185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.251185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.251185][ T10] netlink_rcv_skb+0x130/0x360 [ 885.251185][ T10] netlink_unicast+0x449/0x710 [ 885.251185][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.251185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.251185][ T10] ___sys_sendmsg+0xee/0x170 [ 885.251185][ T10] __sys_sendmsg+0xcd/0x170 [ 885.251185][ T10] do_syscall_64+0xc6/0x1e0 [ 885.251185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.251185][ T10] [ 885.252950][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 885.252950][ T10] neigh_parms_alloc+0x1e5/0x510 [ 885.252950][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 885.252950][ T10] ipv6_find_idev+0x102/0x170 [ 885.252950][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.252950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.252950][ T10] netlink_rcv_skb+0x130/0x360 [ 885.252950][ T10] netlink_unicast+0x449/0x710 [ 885.252950][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.252950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.252950][ T10] ___sys_sendmsg+0xee/0x170 [ 885.252950][ T10] __sys_sendmsg+0xcd/0x170 [ 885.252950][ T10] do_syscall_64+0xc6/0x1e0 [ 885.252950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.252950][ T10] [ 885.255008][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 885.255296][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 885.255296][ T10] dst_init+0x84/0x4a0 [ 885.255296][ T10] dst_alloc+0x97/0x150 [ 885.255296][ T10] ip6_dst_alloc+0x23/0x90 [ 885.255296][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 885.255296][ T10] ip6_pol_route+0x56f/0x840 [ 885.255296][ T10] fib6_rule_lookup+0x456/0x630 [ 885.255296][ T10] ip6_route_input+0x59c/0xa50 [ 885.255296][ T10] ipv6_rcv+0x397/0x810 [ 885.255296][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 885.255296][ T10] process_backlog+0x101/0x620 [ 885.255296][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 885.255296][ T10] net_rx_action+0x495/0xbe0 [ 885.255296][ T10] __do_softirq+0x1b5/0x7f6 [ 885.255296][ T10] [ 885.257173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.257173][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 885.257173][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 885.257173][ T10] fib6_nh_init+0xa22/0x1580 [ 885.257173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.257173][ T10] ip6_route_add+0x1c/0x140 [ 885.257173][ T10] inet6_rtm_newroute+0x104/0x110 [ 885.257173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.257173][ T10] netlink_rcv_skb+0x130/0x360 [ 885.257173][ T10] netlink_unicast+0x449/0x710 [ 885.257173][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.257173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.257173][ T10] ___sys_sendmsg+0xee/0x170 [ 885.257173][ T10] __sys_sendmsg+0xcd/0x170 [ 885.257173][ T10] do_syscall_64+0xc6/0x1e0 [ 885.257173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.257173][ T10] [ 885.259332][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.259332][ T10] netdev_get_by_index+0x5e/0x80 [ 885.259332][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.259332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.259332][ T10] addrconf_f6i_alloc+0x265/0x560 [ 885.259332][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 885.259332][ T10] addrconf_join_anycast+0x1c0/0x220 [ 885.259332][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 885.259332][ T10] addrconf_dad_completed+0x12b/0xe20 [ 885.259332][ T10] addrconf_dad_begin+0x310/0x670 [ 885.259332][ T10] addrconf_dad_work+0x10b/0xab0 [ 885.259332][ T10] process_one_work+0x84d/0x18a0 [ 885.259332][ T10] worker_thread+0x587/0xd30 [ 885.259332][ T10] kthread+0x28a/0x350 [ 885.259332][ T10] ret_from_fork+0x31/0x70 [ 885.259332][ T10] ret_from_fork_asm+0x1a/0x30 [ 885.259332][ T10] [ 885.261277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.261277][ T10] netdev_get_by_index+0x5e/0x80 [ 885.261277][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.261277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.261277][ T10] ip6_route_add+0x1c/0x140 [ 885.261277][ T10] addrconf_prefix_route+0x2a6/0x430 [ 885.261277][ T10] inet6_addr_add+0x4f8/0xa40 [ 885.261277][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.261277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.261277][ T10] netlink_rcv_skb+0x130/0x360 [ 885.261277][ T10] netlink_unicast+0x449/0x710 [ 885.261277][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.261277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.261277][ T10] ___sys_sendmsg+0xee/0x170 [ 885.261277][ T10] __sys_sendmsg+0xcd/0x170 [ 885.261277][ T10] do_syscall_64+0xc6/0x1e0 [ 885.261277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.261277][ T10] [ 885.263333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.263333][ T10] netdev_get_by_index+0x5e/0x80 [ 885.263333][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.263333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.263333][ T10] addrconf_f6i_alloc+0x315/0x560 [ 885.263333][ T10] ipv6_add_addr+0x411/0x2000 [ 885.263333][ T10] inet6_addr_add+0x30e/0xa40 [ 885.263333][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.263333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.263333][ T10] netlink_rcv_skb+0x130/0x360 [ 885.263333][ T10] netlink_unicast+0x449/0x710 [ 885.263333][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.263333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.263333][ T10] ___sys_sendmsg+0xee/0x170 [ 885.263333][ T10] __sys_sendmsg+0xcd/0x170 [ 885.263333][ T10] do_syscall_64+0xc6/0x1e0 [ 885.263333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.263333][ T10] [ 885.265631][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.265631][ T10] netdev_get_by_index+0x5e/0x80 [ 885.265631][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.265631][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.265631][ T10] ip6_route_add+0x1c/0x140 [ 885.265631][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 885.265631][ T10] addrconf_add_dev+0xe2/0x170 [ 885.265631][ T10] inet6_addr_add+0x12f/0xa40 [ 885.265631][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.265631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.265631][ T10] netlink_rcv_skb+0x130/0x360 [ 885.265631][ T10] netlink_unicast+0x449/0x710 [ 885.265631][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.265631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.265631][ T10] ___sys_sendmsg+0xee/0x170 [ 885.265631][ T10] __sys_sendmsg+0xcd/0x170 [ 885.265631][ T10] do_syscall_64+0xc6/0x1e0 [ 885.265631][ T10] [ 885.267961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.267961][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 885.267961][ T10] ipv6_find_idev+0x102/0x170 [ 885.267961][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.267961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.267961][ T10] netlink_rcv_skb+0x130/0x360 [ 885.267961][ T10] netlink_unicast+0x449/0x710 [ 885.267961][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.267961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.267961][ T10] ___sys_sendmsg+0xee/0x170 [ 885.267961][ T10] __sys_sendmsg+0xcd/0x170 [ 885.267961][ T10] do_syscall_64+0xc6/0x1e0 [ 885.267961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.267961][ T10] [ 885.269687][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 885.269687][ T10] neigh_parms_alloc+0x1e5/0x510 [ 885.269687][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 885.269687][ T10] ipv6_find_idev+0x102/0x170 [ 885.269687][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.269687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.269687][ T10] netlink_rcv_skb+0x130/0x360 [ 885.269687][ T10] netlink_unicast+0x449/0x710 [ 885.269687][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.269687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.269687][ T10] ___sys_sendmsg+0xee/0x170 [ 885.269687][ T10] __sys_sendmsg+0xcd/0x170 [ 885.269687][ T10] do_syscall_64+0xc6/0x1e0 [ 885.269687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.269687][ T10] [ 885.271553][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 885.271804][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 885.271804][ T10] netdev_get_by_index+0x5e/0x80 [ 885.271804][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.271804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.271804][ T10] ip6_route_add+0x1c/0x140 [ 885.271804][ T10] addrconf_prefix_route+0x2a6/0x430 [ 885.271804][ T10] inet6_addr_add+0x4f8/0xa40 [ 885.271804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.271804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.271804][ T10] netlink_rcv_skb+0x130/0x360 [ 885.271804][ T10] netlink_unicast+0x449/0x710 [ 885.271804][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.271804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.271804][ T10] ___sys_sendmsg+0xee/0x170 [ 885.271804][ T10] __sys_sendmsg+0xcd/0x170 [ 885.271804][ T10] do_syscall_64+0xc6/0x1e0 [ 885.271804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.271804][ T10] [ 885.274240][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 885.274240][ T10] netdev_get_by_index+0x5e/0x80 [ 885.274240][ T10] fib6_nh_init+0x3d8/0x1580 [ 885.274240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 885.274240][ T10] addrconf_f6i_alloc+0x315/0x560 [ 885.274240][ T10] ipv6_add_addr+0x411/0x2000 [ 885.274240][ T10] inet6_addr_add+0x30e/0xa40 [ 885.274240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 885.274240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.274240][ T10] netlink_rcv_skb+0x130/0x360 [ 885.274240][ T10] netlink_unicast+0x449/0x710 [ 885.274240][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.274240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.274240][ T10] ___sys_sendmsg+0xee/0x170 [ 885.274240][ T10] __sys_sendmsg+0xcd/0x170 [ 885.274240][ T10] do_syscall_64+0xc6/0x1e0 [ 885.274240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.274240][ T10] [ 885.276536][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 885.276536][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 885.276536][ T10] ipv6_find_idev+0x102/0x170 [ 885.276536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.276536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.276536][ T10] netlink_rcv_skb+0x130/0x360 [ 885.276536][ T10] netlink_unicast+0x449/0x710 [ 885.276536][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.276536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.276536][ T10] ___sys_sendmsg+0xee/0x170 [ 885.276536][ T10] __sys_sendmsg+0xcd/0x170 [ 885.276536][ T10] do_syscall_64+0xc6/0x1e0 [ 885.276536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.276536][ T10] [ 885.278174][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 885.278174][ T10] neigh_parms_alloc+0x1e5/0x510 [ 885.278174][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 885.278174][ T10] ipv6_find_idev+0x102/0x170 [ 885.278174][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 885.278174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 885.278174][ T10] netlink_rcv_skb+0x130/0x360 [ 885.278174][ T10] netlink_unicast+0x449/0x710 [ 885.278174][ T10] netlink_sendmsg+0x723/0xbe0 [ 885.278174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 885.278174][ T10] ___sys_sendmsg+0xee/0x170 [ 885.278174][ T10] __sys_sendmsg+0xcd/0x170 [ 885.278174][ T10] do_syscall_64+0xc6/0x1e0 [ 885.278174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 885.278174][ T10] [ 895.415831][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 895.416282][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.416282][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 895.416282][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 895.416282][ T10] fib6_nh_init+0xa22/0x1580 [ 895.416282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.416282][ T10] ip6_route_add+0x1c/0x140 [ 895.416282][ T10] inet6_rtm_newroute+0x104/0x110 [ 895.416282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.416282][ T10] netlink_rcv_skb+0x130/0x360 [ 895.416282][ T10] netlink_unicast+0x449/0x710 [ 895.416282][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.416282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.416282][ T10] ___sys_sendmsg+0xee/0x170 [ 895.416282][ T10] __sys_sendmsg+0xcd/0x170 [ 895.416282][ T10] do_syscall_64+0xc6/0x1e0 [ 895.416282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.416282][ T10] [ 895.418719][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.418719][ T10] dst_init+0x84/0x4a0 [ 895.418719][ T10] dst_alloc+0x97/0x150 [ 895.418719][ T10] ip6_dst_alloc+0x23/0x90 [ 895.418719][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 895.418719][ T10] ip6_pol_route+0x56f/0x840 [ 895.418719][ T10] fib6_rule_lookup+0x456/0x630 [ 895.418719][ T10] ip6_route_input+0x59c/0xa50 [ 895.418719][ T10] ipv6_rcv+0x397/0x810 [ 895.418719][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 895.418719][ T10] process_backlog+0x101/0x620 [ 895.418719][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 895.418719][ T10] net_rx_action+0x495/0xbe0 [ 895.418719][ T10] __do_softirq+0x1b5/0x7f6 [ 895.418719][ T10] [ 895.420765][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.420765][ T10] netdev_get_by_index+0x5e/0x80 [ 895.420765][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.420765][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.420765][ T10] addrconf_f6i_alloc+0x265/0x560 [ 895.420765][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 895.420765][ T10] addrconf_join_anycast+0x1c0/0x220 [ 895.420765][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 895.420765][ T10] addrconf_dad_completed+0x12b/0xe20 [ 895.420765][ T10] addrconf_dad_begin+0x310/0x670 [ 895.420765][ T10] addrconf_dad_work+0x10b/0xab0 [ 895.420765][ T10] process_one_work+0x84d/0x18a0 [ 895.420765][ T10] worker_thread+0x587/0xd30 [ 895.420765][ T10] kthread+0x28a/0x350 [ 895.420765][ T10] ret_from_fork+0x31/0x70 [ 895.420765][ T10] ret_from_fork_asm+0x1a/0x30 [ 895.420765][ T10] [ 895.423190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.423190][ T10] netdev_get_by_index+0x5e/0x80 [ 895.423190][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.423190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.423190][ T10] ip6_route_add+0x1c/0x140 [ 895.423190][ T10] addrconf_prefix_route+0x2a6/0x430 [ 895.423190][ T10] inet6_addr_add+0x4f8/0xa40 [ 895.423190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.423190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.423190][ T10] netlink_rcv_skb+0x130/0x360 [ 895.423190][ T10] netlink_unicast+0x449/0x710 [ 895.423190][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.423190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.423190][ T10] ___sys_sendmsg+0xee/0x170 [ 895.423190][ T10] __sys_sendmsg+0xcd/0x170 [ 895.423190][ T10] do_syscall_64+0xc6/0x1e0 [ 895.423190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.423190][ T10] [ 895.425702][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.425702][ T10] netdev_get_by_index+0x5e/0x80 [ 895.425702][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.425702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.425702][ T10] addrconf_f6i_alloc+0x315/0x560 [ 895.425702][ T10] ipv6_add_addr+0x411/0x2000 [ 895.425702][ T10] inet6_addr_add+0x30e/0xa40 [ 895.425702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.425702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.425702][ T10] netlink_rcv_skb+0x130/0x360 [ 895.425702][ T10] netlink_unicast+0x449/0x710 [ 895.425702][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.425702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.425702][ T10] ___sys_sendmsg+0xee/0x170 [ 895.425702][ T10] __sys_sendmsg+0xcd/0x170 [ 895.425702][ T10] do_syscall_64+0xc6/0x1e0 [ 895.425702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.425702][ T10] [ 895.428525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.428525][ T10] netdev_get_by_index+0x5e/0x80 [ 895.428525][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.428525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.428525][ T10] ip6_route_add+0x1c/0x140 [ 895.428525][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 895.428525][ T10] addrconf_add_dev+0xe2/0x170 [ 895.428525][ T10] inet6_addr_add+0x12f/0xa40 [ 895.428525][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.428525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.428525][ T10] netlink_rcv_skb+0x130/0x360 [ 895.428525][ T10] netlink_unicast+0x449/0x710 [ 895.428525][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.428525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.428525][ T10] ___sys_sendmsg+0xee/0x170 [ 895.428525][ T10] __sys_sendmsg+0xcd/0x170 [ 895.428525][ T10] do_syscall_64+0xc6/0x1e0 [ 895.428525][ T10] [ 895.431246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.431246][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 895.431246][ T10] ipv6_find_idev+0x102/0x170 [ 895.431246][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.431246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.431246][ T10] netlink_rcv_skb+0x130/0x360 [ 895.431246][ T10] netlink_unicast+0x449/0x710 [ 895.431246][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.431246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.431246][ T10] ___sys_sendmsg+0xee/0x170 [ 895.431246][ T10] __sys_sendmsg+0xcd/0x170 [ 895.431246][ T10] do_syscall_64+0xc6/0x1e0 [ 895.431246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.431246][ T10] [ 895.433324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 895.433324][ T10] neigh_parms_alloc+0x1e5/0x510 [ 895.433324][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 895.433324][ T10] ipv6_find_idev+0x102/0x170 [ 895.433324][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.433324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.433324][ T10] netlink_rcv_skb+0x130/0x360 [ 895.433324][ T10] netlink_unicast+0x449/0x710 [ 895.433324][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.433324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.433324][ T10] ___sys_sendmsg+0xee/0x170 [ 895.433324][ T10] __sys_sendmsg+0xcd/0x170 [ 895.433324][ T10] do_syscall_64+0xc6/0x1e0 [ 895.433324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.433324][ T10] [ 895.436096][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 895.436501][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 895.436501][ T10] dst_init+0x84/0x4a0 [ 895.436501][ T10] dst_alloc+0x97/0x150 [ 895.436501][ T10] ip6_dst_alloc+0x23/0x90 [ 895.436501][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 895.436501][ T10] ip6_pol_route+0x56f/0x840 [ 895.436501][ T10] fib6_rule_lookup+0x456/0x630 [ 895.436501][ T10] ip6_route_input+0x59c/0xa50 [ 895.436501][ T10] ipv6_rcv+0x397/0x810 [ 895.436501][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 895.436501][ T10] process_backlog+0x101/0x620 [ 895.436501][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 895.436501][ T10] net_rx_action+0x495/0xbe0 [ 895.436501][ T10] __do_softirq+0x1b5/0x7f6 [ 895.436501][ T10] [ 895.438680][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.438680][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 895.438680][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 895.438680][ T10] fib6_nh_init+0xa22/0x1580 [ 895.438680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.438680][ T10] ip6_route_add+0x1c/0x140 [ 895.438680][ T10] inet6_rtm_newroute+0x104/0x110 [ 895.438680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.438680][ T10] netlink_rcv_skb+0x130/0x360 [ 895.438680][ T10] netlink_unicast+0x449/0x710 [ 895.438680][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.438680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.438680][ T10] ___sys_sendmsg+0xee/0x170 [ 895.438680][ T10] __sys_sendmsg+0xcd/0x170 [ 895.438680][ T10] do_syscall_64+0xc6/0x1e0 [ 895.438680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.438680][ T10] [ 895.441200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.441200][ T10] netdev_get_by_index+0x5e/0x80 [ 895.441200][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.441200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.441200][ T10] addrconf_f6i_alloc+0x265/0x560 [ 895.441200][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 895.441200][ T10] addrconf_join_anycast+0x1c0/0x220 [ 895.441200][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 895.441200][ T10] addrconf_dad_completed+0x12b/0xe20 [ 895.441200][ T10] addrconf_dad_begin+0x310/0x670 [ 895.441200][ T10] addrconf_dad_work+0x10b/0xab0 [ 895.441200][ T10] process_one_work+0x84d/0x18a0 [ 895.441200][ T10] worker_thread+0x587/0xd30 [ 895.441200][ T10] kthread+0x28a/0x350 [ 895.441200][ T10] ret_from_fork+0x31/0x70 [ 895.441200][ T10] ret_from_fork_asm+0x1a/0x30 [ 895.441200][ T10] [ 895.444024][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.444024][ T10] netdev_get_by_index+0x5e/0x80 [ 895.444024][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.444024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.444024][ T10] ip6_route_add+0x1c/0x140 [ 895.444024][ T10] addrconf_prefix_route+0x2a6/0x430 [ 895.444024][ T10] inet6_addr_add+0x4f8/0xa40 [ 895.444024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.444024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.444024][ T10] netlink_rcv_skb+0x130/0x360 [ 895.444024][ T10] netlink_unicast+0x449/0x710 [ 895.444024][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.444024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.444024][ T10] ___sys_sendmsg+0xee/0x170 [ 895.444024][ T10] __sys_sendmsg+0xcd/0x170 [ 895.444024][ T10] do_syscall_64+0xc6/0x1e0 [ 895.444024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.444024][ T10] [ 895.446750][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.446750][ T10] netdev_get_by_index+0x5e/0x80 [ 895.446750][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.446750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.446750][ T10] addrconf_f6i_alloc+0x315/0x560 [ 895.446750][ T10] ipv6_add_addr+0x411/0x2000 [ 895.446750][ T10] inet6_addr_add+0x30e/0xa40 [ 895.446750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.446750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.446750][ T10] netlink_rcv_skb+0x130/0x360 [ 895.446750][ T10] netlink_unicast+0x449/0x710 [ 895.446750][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.446750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.446750][ T10] ___sys_sendmsg+0xee/0x170 [ 895.446750][ T10] __sys_sendmsg+0xcd/0x170 [ 895.446750][ T10] do_syscall_64+0xc6/0x1e0 [ 895.446750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.446750][ T10] [ 895.449616][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.449616][ T10] netdev_get_by_index+0x5e/0x80 [ 895.449616][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.449616][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.449616][ T10] ip6_route_add+0x1c/0x140 [ 895.449616][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 895.449616][ T10] addrconf_add_dev+0xe2/0x170 [ 895.449616][ T10] inet6_addr_add+0x12f/0xa40 [ 895.449616][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.449616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.449616][ T10] netlink_rcv_skb+0x130/0x360 [ 895.449616][ T10] netlink_unicast+0x449/0x710 [ 895.449616][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.449616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.449616][ T10] ___sys_sendmsg+0xee/0x170 [ 895.449616][ T10] __sys_sendmsg+0xcd/0x170 [ 895.449616][ T10] do_syscall_64+0xc6/0x1e0 [ 895.449616][ T10] [ 895.452411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.452411][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 895.452411][ T10] ipv6_find_idev+0x102/0x170 [ 895.452411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.452411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.452411][ T10] netlink_rcv_skb+0x130/0x360 [ 895.452411][ T10] netlink_unicast+0x449/0x710 [ 895.452411][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.452411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.452411][ T10] ___sys_sendmsg+0xee/0x170 [ 895.452411][ T10] __sys_sendmsg+0xcd/0x170 [ 895.452411][ T10] do_syscall_64+0xc6/0x1e0 [ 895.452411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.452411][ T10] [ 895.454434][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 895.454434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 895.454434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 895.454434][ T10] ipv6_find_idev+0x102/0x170 [ 895.454434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.454434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.454434][ T10] netlink_rcv_skb+0x130/0x360 [ 895.454434][ T10] netlink_unicast+0x449/0x710 [ 895.454434][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.454434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.454434][ T10] ___sys_sendmsg+0xee/0x170 [ 895.454434][ T10] __sys_sendmsg+0xcd/0x170 [ 895.454434][ T10] do_syscall_64+0xc6/0x1e0 [ 895.454434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.454434][ T10] [ 895.456969][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 895.457383][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 895.457383][ T10] netdev_get_by_index+0x5e/0x80 [ 895.457383][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.457383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.457383][ T10] ip6_route_add+0x1c/0x140 [ 895.457383][ T10] addrconf_prefix_route+0x2a6/0x430 [ 895.457383][ T10] inet6_addr_add+0x4f8/0xa40 [ 895.457383][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.457383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.457383][ T10] netlink_rcv_skb+0x130/0x360 [ 895.457383][ T10] netlink_unicast+0x449/0x710 [ 895.457383][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.457383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.457383][ T10] ___sys_sendmsg+0xee/0x170 [ 895.457383][ T10] __sys_sendmsg+0xcd/0x170 [ 895.457383][ T10] do_syscall_64+0xc6/0x1e0 [ 895.457383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.457383][ T10] [ 895.460030][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 895.460030][ T10] netdev_get_by_index+0x5e/0x80 [ 895.460030][ T10] fib6_nh_init+0x3d8/0x1580 [ 895.460030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 895.460030][ T10] addrconf_f6i_alloc+0x315/0x560 [ 895.460030][ T10] ipv6_add_addr+0x411/0x2000 [ 895.460030][ T10] inet6_addr_add+0x30e/0xa40 [ 895.460030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 895.460030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.460030][ T10] netlink_rcv_skb+0x130/0x360 [ 895.460030][ T10] netlink_unicast+0x449/0x710 [ 895.460030][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.460030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.460030][ T10] ___sys_sendmsg+0xee/0x170 [ 895.460030][ T10] __sys_sendmsg+0xcd/0x170 [ 895.460030][ T10] do_syscall_64+0xc6/0x1e0 [ 895.460030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.460030][ T10] [ 895.462983][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 895.462983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 895.462983][ T10] ipv6_find_idev+0x102/0x170 [ 895.462983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.462983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.462983][ T10] netlink_rcv_skb+0x130/0x360 [ 895.462983][ T10] netlink_unicast+0x449/0x710 [ 895.462983][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.462983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.462983][ T10] ___sys_sendmsg+0xee/0x170 [ 895.462983][ T10] __sys_sendmsg+0xcd/0x170 [ 895.462983][ T10] do_syscall_64+0xc6/0x1e0 [ 895.462983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.462983][ T10] [ 895.465047][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 895.465047][ T10] neigh_parms_alloc+0x1e5/0x510 [ 895.465047][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 895.465047][ T10] ipv6_find_idev+0x102/0x170 [ 895.465047][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 895.465047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 895.465047][ T10] netlink_rcv_skb+0x130/0x360 [ 895.465047][ T10] netlink_unicast+0x449/0x710 [ 895.465047][ T10] netlink_sendmsg+0x723/0xbe0 [ 895.465047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 895.465047][ T10] ___sys_sendmsg+0xee/0x170 [ 895.465047][ T10] __sys_sendmsg+0xcd/0x170 [ 895.465047][ T10] do_syscall_64+0xc6/0x1e0 [ 895.465047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 895.465047][ T10] [ 905.607824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 905.608209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.608209][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 905.608209][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 905.608209][ T10] fib6_nh_init+0xa22/0x1580 [ 905.608209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.608209][ T10] ip6_route_add+0x1c/0x140 [ 905.608209][ T10] inet6_rtm_newroute+0x104/0x110 [ 905.608209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.608209][ T10] netlink_rcv_skb+0x130/0x360 [ 905.608209][ T10] netlink_unicast+0x449/0x710 [ 905.608209][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.608209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.608209][ T10] ___sys_sendmsg+0xee/0x170 [ 905.608209][ T10] __sys_sendmsg+0xcd/0x170 [ 905.608209][ T10] do_syscall_64+0xc6/0x1e0 [ 905.608209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.608209][ T10] [ 905.610370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.610370][ T10] dst_init+0x84/0x4a0 [ 905.610370][ T10] dst_alloc+0x97/0x150 [ 905.610370][ T10] ip6_dst_alloc+0x23/0x90 [ 905.610370][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 905.610370][ T10] ip6_pol_route+0x56f/0x840 [ 905.610370][ T10] fib6_rule_lookup+0x456/0x630 [ 905.610370][ T10] ip6_route_input+0x59c/0xa50 [ 905.610370][ T10] ipv6_rcv+0x397/0x810 [ 905.610370][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 905.610370][ T10] process_backlog+0x101/0x620 [ 905.610370][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 905.610370][ T10] net_rx_action+0x495/0xbe0 [ 905.610370][ T10] __do_softirq+0x1b5/0x7f6 [ 905.610370][ T10] [ 905.612267][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.612267][ T10] netdev_get_by_index+0x5e/0x80 [ 905.612267][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.612267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.612267][ T10] addrconf_f6i_alloc+0x265/0x560 [ 905.612267][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 905.612267][ T10] addrconf_join_anycast+0x1c0/0x220 [ 905.612267][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 905.612267][ T10] addrconf_dad_completed+0x12b/0xe20 [ 905.612267][ T10] addrconf_dad_begin+0x310/0x670 [ 905.612267][ T10] addrconf_dad_work+0x10b/0xab0 [ 905.612267][ T10] process_one_work+0x84d/0x18a0 [ 905.612267][ T10] worker_thread+0x587/0xd30 [ 905.612267][ T10] kthread+0x28a/0x350 [ 905.612267][ T10] ret_from_fork+0x31/0x70 [ 905.612267][ T10] ret_from_fork_asm+0x1a/0x30 [ 905.612267][ T10] [ 905.614444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.614444][ T10] netdev_get_by_index+0x5e/0x80 [ 905.614444][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.614444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.614444][ T10] ip6_route_add+0x1c/0x140 [ 905.614444][ T10] addrconf_prefix_route+0x2a6/0x430 [ 905.614444][ T10] inet6_addr_add+0x4f8/0xa40 [ 905.614444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.614444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.614444][ T10] netlink_rcv_skb+0x130/0x360 [ 905.614444][ T10] netlink_unicast+0x449/0x710 [ 905.614444][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.614444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.614444][ T10] ___sys_sendmsg+0xee/0x170 [ 905.614444][ T10] __sys_sendmsg+0xcd/0x170 [ 905.614444][ T10] do_syscall_64+0xc6/0x1e0 [ 905.614444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.614444][ T10] [ 905.616713][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.616713][ T10] netdev_get_by_index+0x5e/0x80 [ 905.616713][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.616713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.616713][ T10] addrconf_f6i_alloc+0x315/0x560 [ 905.616713][ T10] ipv6_add_addr+0x411/0x2000 [ 905.616713][ T10] inet6_addr_add+0x30e/0xa40 [ 905.616713][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.616713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.616713][ T10] netlink_rcv_skb+0x130/0x360 [ 905.616713][ T10] netlink_unicast+0x449/0x710 [ 905.616713][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.616713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.616713][ T10] ___sys_sendmsg+0xee/0x170 [ 905.616713][ T10] __sys_sendmsg+0xcd/0x170 [ 905.616713][ T10] do_syscall_64+0xc6/0x1e0 [ 905.616713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.616713][ T10] [ 905.619007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.619007][ T10] netdev_get_by_index+0x5e/0x80 [ 905.619007][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.619007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.619007][ T10] ip6_route_add+0x1c/0x140 [ 905.619007][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 905.619007][ T10] addrconf_add_dev+0xe2/0x170 [ 905.619007][ T10] inet6_addr_add+0x12f/0xa40 [ 905.619007][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.619007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.619007][ T10] netlink_rcv_skb+0x130/0x360 [ 905.619007][ T10] netlink_unicast+0x449/0x710 [ 905.619007][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.619007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.619007][ T10] ___sys_sendmsg+0xee/0x170 [ 905.619007][ T10] __sys_sendmsg+0xcd/0x170 [ 905.619007][ T10] do_syscall_64+0xc6/0x1e0 [ 905.619007][ T10] [ 905.621227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.621227][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 905.621227][ T10] ipv6_find_idev+0x102/0x170 [ 905.621227][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.621227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.621227][ T10] netlink_rcv_skb+0x130/0x360 [ 905.621227][ T10] netlink_unicast+0x449/0x710 [ 905.621227][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.621227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.621227][ T10] ___sys_sendmsg+0xee/0x170 [ 905.621227][ T10] __sys_sendmsg+0xcd/0x170 [ 905.621227][ T10] do_syscall_64+0xc6/0x1e0 [ 905.621227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.621227][ T10] [ 905.622949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 905.622949][ T10] neigh_parms_alloc+0x1e5/0x510 [ 905.622949][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 905.622949][ T10] ipv6_find_idev+0x102/0x170 [ 905.622949][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.622949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.622949][ T10] netlink_rcv_skb+0x130/0x360 [ 905.622949][ T10] netlink_unicast+0x449/0x710 [ 905.622949][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.622949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.622949][ T10] ___sys_sendmsg+0xee/0x170 [ 905.622949][ T10] __sys_sendmsg+0xcd/0x170 [ 905.622949][ T10] do_syscall_64+0xc6/0x1e0 [ 905.622949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.622949][ T10] [ 905.624854][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 905.625164][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 905.625164][ T10] dst_init+0x84/0x4a0 [ 905.625164][ T10] dst_alloc+0x97/0x150 [ 905.625164][ T10] ip6_dst_alloc+0x23/0x90 [ 905.625164][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 905.625164][ T10] ip6_pol_route+0x56f/0x840 [ 905.625164][ T10] fib6_rule_lookup+0x456/0x630 [ 905.625164][ T10] ip6_route_input+0x59c/0xa50 [ 905.625164][ T10] ipv6_rcv+0x397/0x810 [ 905.625164][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 905.625164][ T10] process_backlog+0x101/0x620 [ 905.625164][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 905.625164][ T10] net_rx_action+0x495/0xbe0 [ 905.625164][ T10] __do_softirq+0x1b5/0x7f6 [ 905.625164][ T10] [ 905.627145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.627145][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 905.627145][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 905.627145][ T10] fib6_nh_init+0xa22/0x1580 [ 905.627145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.627145][ T10] ip6_route_add+0x1c/0x140 [ 905.627145][ T10] inet6_rtm_newroute+0x104/0x110 [ 905.627145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.627145][ T10] netlink_rcv_skb+0x130/0x360 [ 905.627145][ T10] netlink_unicast+0x449/0x710 [ 905.627145][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.627145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.627145][ T10] ___sys_sendmsg+0xee/0x170 [ 905.627145][ T10] __sys_sendmsg+0xcd/0x170 [ 905.627145][ T10] do_syscall_64+0xc6/0x1e0 [ 905.627145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.627145][ T10] [ 905.629511][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.629511][ T10] netdev_get_by_index+0x5e/0x80 [ 905.629511][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.629511][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.629511][ T10] addrconf_f6i_alloc+0x265/0x560 [ 905.629511][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 905.629511][ T10] addrconf_join_anycast+0x1c0/0x220 [ 905.629511][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 905.629511][ T10] addrconf_dad_completed+0x12b/0xe20 [ 905.629511][ T10] addrconf_dad_begin+0x310/0x670 [ 905.629511][ T10] addrconf_dad_work+0x10b/0xab0 [ 905.629511][ T10] process_one_work+0x84d/0x18a0 [ 905.629511][ T10] worker_thread+0x587/0xd30 [ 905.629511][ T10] kthread+0x28a/0x350 [ 905.629511][ T10] ret_from_fork+0x31/0x70 [ 905.629511][ T10] ret_from_fork_asm+0x1a/0x30 [ 905.629511][ T10] [ 905.632152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.632152][ T10] netdev_get_by_index+0x5e/0x80 [ 905.632152][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.632152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.632152][ T10] ip6_route_add+0x1c/0x140 [ 905.632152][ T10] addrconf_prefix_route+0x2a6/0x430 [ 905.632152][ T10] inet6_addr_add+0x4f8/0xa40 [ 905.632152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.632152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.632152][ T10] netlink_rcv_skb+0x130/0x360 [ 905.632152][ T10] netlink_unicast+0x449/0x710 [ 905.632152][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.632152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.632152][ T10] ___sys_sendmsg+0xee/0x170 [ 905.632152][ T10] __sys_sendmsg+0xcd/0x170 [ 905.632152][ T10] do_syscall_64+0xc6/0x1e0 [ 905.632152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.632152][ T10] [ 905.634527][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.634527][ T10] netdev_get_by_index+0x5e/0x80 [ 905.634527][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.634527][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.634527][ T10] addrconf_f6i_alloc+0x315/0x560 [ 905.634527][ T10] ipv6_add_addr+0x411/0x2000 [ 905.634527][ T10] inet6_addr_add+0x30e/0xa40 [ 905.634527][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.634527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.634527][ T10] netlink_rcv_skb+0x130/0x360 [ 905.634527][ T10] netlink_unicast+0x449/0x710 [ 905.634527][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.634527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.634527][ T10] ___sys_sendmsg+0xee/0x170 [ 905.634527][ T10] __sys_sendmsg+0xcd/0x170 [ 905.634527][ T10] do_syscall_64+0xc6/0x1e0 [ 905.634527][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.634527][ T10] [ 905.636957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.636957][ T10] netdev_get_by_index+0x5e/0x80 [ 905.636957][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.636957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.636957][ T10] ip6_route_add+0x1c/0x140 [ 905.636957][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 905.636957][ T10] addrconf_add_dev+0xe2/0x170 [ 905.636957][ T10] inet6_addr_add+0x12f/0xa40 [ 905.636957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.636957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.636957][ T10] netlink_rcv_skb+0x130/0x360 [ 905.636957][ T10] netlink_unicast+0x449/0x710 [ 905.636957][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.636957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.636957][ T10] ___sys_sendmsg+0xee/0x170 [ 905.636957][ T10] __sys_sendmsg+0xcd/0x170 [ 905.636957][ T10] do_syscall_64+0xc6/0x1e0 [ 905.636957][ T10] [ 905.639488][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.639488][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 905.639488][ T10] ipv6_find_idev+0x102/0x170 [ 905.639488][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.639488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.639488][ T10] netlink_rcv_skb+0x130/0x360 [ 905.639488][ T10] netlink_unicast+0x449/0x710 [ 905.639488][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.639488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.639488][ T10] ___sys_sendmsg+0xee/0x170 [ 905.639488][ T10] __sys_sendmsg+0xcd/0x170 [ 905.639488][ T10] do_syscall_64+0xc6/0x1e0 [ 905.639488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.639488][ T10] [ 905.641424][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 905.641424][ T10] neigh_parms_alloc+0x1e5/0x510 [ 905.641424][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 905.641424][ T10] ipv6_find_idev+0x102/0x170 [ 905.641424][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.641424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.641424][ T10] netlink_rcv_skb+0x130/0x360 [ 905.641424][ T10] netlink_unicast+0x449/0x710 [ 905.641424][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.641424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.641424][ T10] ___sys_sendmsg+0xee/0x170 [ 905.641424][ T10] __sys_sendmsg+0xcd/0x170 [ 905.641424][ T10] do_syscall_64+0xc6/0x1e0 [ 905.641424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.641424][ T10] [ 905.643623][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 905.643904][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 905.643904][ T10] netdev_get_by_index+0x5e/0x80 [ 905.643904][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.643904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.643904][ T10] ip6_route_add+0x1c/0x140 [ 905.643904][ T10] addrconf_prefix_route+0x2a6/0x430 [ 905.643904][ T10] inet6_addr_add+0x4f8/0xa40 [ 905.643904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.643904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.643904][ T10] netlink_rcv_skb+0x130/0x360 [ 905.643904][ T10] netlink_unicast+0x449/0x710 [ 905.643904][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.643904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.643904][ T10] ___sys_sendmsg+0xee/0x170 [ 905.643904][ T10] __sys_sendmsg+0xcd/0x170 [ 905.643904][ T10] do_syscall_64+0xc6/0x1e0 [ 905.643904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.643904][ T10] [ 905.646297][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 905.646297][ T10] netdev_get_by_index+0x5e/0x80 [ 905.646297][ T10] fib6_nh_init+0x3d8/0x1580 [ 905.646297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 905.646297][ T10] addrconf_f6i_alloc+0x315/0x560 [ 905.646297][ T10] ipv6_add_addr+0x411/0x2000 [ 905.646297][ T10] inet6_addr_add+0x30e/0xa40 [ 905.646297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 905.646297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.646297][ T10] netlink_rcv_skb+0x130/0x360 [ 905.646297][ T10] netlink_unicast+0x449/0x710 [ 905.646297][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.646297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.646297][ T10] ___sys_sendmsg+0xee/0x170 [ 905.646297][ T10] __sys_sendmsg+0xcd/0x170 [ 905.646297][ T10] do_syscall_64+0xc6/0x1e0 [ 905.646297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.646297][ T10] [ 905.648679][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 905.648679][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 905.648679][ T10] ipv6_find_idev+0x102/0x170 [ 905.648679][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.648679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.648679][ T10] netlink_rcv_skb+0x130/0x360 [ 905.648679][ T10] netlink_unicast+0x449/0x710 [ 905.648679][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.648679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.648679][ T10] ___sys_sendmsg+0xee/0x170 [ 905.648679][ T10] __sys_sendmsg+0xcd/0x170 [ 905.648679][ T10] do_syscall_64+0xc6/0x1e0 [ 905.648679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.648679][ T10] [ 905.650500][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 905.650500][ T10] neigh_parms_alloc+0x1e5/0x510 [ 905.650500][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 905.650500][ T10] ipv6_find_idev+0x102/0x170 [ 905.650500][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 905.650500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 905.650500][ T10] netlink_rcv_skb+0x130/0x360 [ 905.650500][ T10] netlink_unicast+0x449/0x710 [ 905.650500][ T10] netlink_sendmsg+0x723/0xbe0 [ 905.650500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 905.650500][ T10] ___sys_sendmsg+0xee/0x170 [ 905.650500][ T10] __sys_sendmsg+0xcd/0x170 [ 905.650500][ T10] do_syscall_64+0xc6/0x1e0 [ 905.650500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 905.650500][ T10] [ 915.751842][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 915.752236][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.752236][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 915.752236][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 915.752236][ T10] fib6_nh_init+0xa22/0x1580 [ 915.752236][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.752236][ T10] ip6_route_add+0x1c/0x140 [ 915.752236][ T10] inet6_rtm_newroute+0x104/0x110 [ 915.752236][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.752236][ T10] netlink_rcv_skb+0x130/0x360 [ 915.752236][ T10] netlink_unicast+0x449/0x710 [ 915.752236][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.752236][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.752236][ T10] ___sys_sendmsg+0xee/0x170 [ 915.752236][ T10] __sys_sendmsg+0xcd/0x170 [ 915.752236][ T10] do_syscall_64+0xc6/0x1e0 [ 915.752236][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.752236][ T10] [ 915.754397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.754397][ T10] dst_init+0x84/0x4a0 [ 915.754397][ T10] dst_alloc+0x97/0x150 [ 915.754397][ T10] ip6_dst_alloc+0x23/0x90 [ 915.754397][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 915.754397][ T10] ip6_pol_route+0x56f/0x840 [ 915.754397][ T10] fib6_rule_lookup+0x456/0x630 [ 915.754397][ T10] ip6_route_input+0x59c/0xa50 [ 915.754397][ T10] ipv6_rcv+0x397/0x810 [ 915.754397][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 915.754397][ T10] process_backlog+0x101/0x620 [ 915.754397][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 915.754397][ T10] net_rx_action+0x495/0xbe0 [ 915.754397][ T10] __do_softirq+0x1b5/0x7f6 [ 915.754397][ T10] [ 915.756284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.756284][ T10] netdev_get_by_index+0x5e/0x80 [ 915.756284][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.756284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.756284][ T10] addrconf_f6i_alloc+0x265/0x560 [ 915.756284][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 915.756284][ T10] addrconf_join_anycast+0x1c0/0x220 [ 915.756284][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 915.756284][ T10] addrconf_dad_completed+0x12b/0xe20 [ 915.756284][ T10] addrconf_dad_begin+0x310/0x670 [ 915.756284][ T10] addrconf_dad_work+0x10b/0xab0 [ 915.756284][ T10] process_one_work+0x84d/0x18a0 [ 915.756284][ T10] worker_thread+0x587/0xd30 [ 915.756284][ T10] kthread+0x28a/0x350 [ 915.756284][ T10] ret_from_fork+0x31/0x70 [ 915.756284][ T10] ret_from_fork_asm+0x1a/0x30 [ 915.756284][ T10] [ 915.758438][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.758438][ T10] netdev_get_by_index+0x5e/0x80 [ 915.758438][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.758438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.758438][ T10] ip6_route_add+0x1c/0x140 [ 915.758438][ T10] addrconf_prefix_route+0x2a6/0x430 [ 915.758438][ T10] inet6_addr_add+0x4f8/0xa40 [ 915.758438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.758438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.758438][ T10] netlink_rcv_skb+0x130/0x360 [ 915.758438][ T10] netlink_unicast+0x449/0x710 [ 915.758438][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.758438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.758438][ T10] ___sys_sendmsg+0xee/0x170 [ 915.758438][ T10] __sys_sendmsg+0xcd/0x170 [ 915.758438][ T10] do_syscall_64+0xc6/0x1e0 [ 915.758438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.758438][ T10] [ 915.760696][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.760696][ T10] netdev_get_by_index+0x5e/0x80 [ 915.760696][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.760696][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.760696][ T10] addrconf_f6i_alloc+0x315/0x560 [ 915.760696][ T10] ipv6_add_addr+0x411/0x2000 [ 915.760696][ T10] inet6_addr_add+0x30e/0xa40 [ 915.760696][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.760696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.760696][ T10] netlink_rcv_skb+0x130/0x360 [ 915.760696][ T10] netlink_unicast+0x449/0x710 [ 915.760696][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.760696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.760696][ T10] ___sys_sendmsg+0xee/0x170 [ 915.760696][ T10] __sys_sendmsg+0xcd/0x170 [ 915.760696][ T10] do_syscall_64+0xc6/0x1e0 [ 915.760696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.760696][ T10] [ 915.763096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.763096][ T10] netdev_get_by_index+0x5e/0x80 [ 915.763096][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.763096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.763096][ T10] ip6_route_add+0x1c/0x140 [ 915.763096][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 915.763096][ T10] addrconf_add_dev+0xe2/0x170 [ 915.763096][ T10] inet6_addr_add+0x12f/0xa40 [ 915.763096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.763096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.763096][ T10] netlink_rcv_skb+0x130/0x360 [ 915.763096][ T10] netlink_unicast+0x449/0x710 [ 915.763096][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.763096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.763096][ T10] ___sys_sendmsg+0xee/0x170 [ 915.763096][ T10] __sys_sendmsg+0xcd/0x170 [ 915.763096][ T10] do_syscall_64+0xc6/0x1e0 [ 915.763096][ T10] [ 915.765425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.765425][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 915.765425][ T10] ipv6_find_idev+0x102/0x170 [ 915.765425][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.765425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.765425][ T10] netlink_rcv_skb+0x130/0x360 [ 915.765425][ T10] netlink_unicast+0x449/0x710 [ 915.765425][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.765425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.765425][ T10] ___sys_sendmsg+0xee/0x170 [ 915.765425][ T10] __sys_sendmsg+0xcd/0x170 [ 915.765425][ T10] do_syscall_64+0xc6/0x1e0 [ 915.765425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.765425][ T10] [ 915.767321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 915.767321][ T10] neigh_parms_alloc+0x1e5/0x510 [ 915.767321][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 915.767321][ T10] ipv6_find_idev+0x102/0x170 [ 915.767321][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.767321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.767321][ T10] netlink_rcv_skb+0x130/0x360 [ 915.767321][ T10] netlink_unicast+0x449/0x710 [ 915.767321][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.767321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.767321][ T10] ___sys_sendmsg+0xee/0x170 [ 915.767321][ T10] __sys_sendmsg+0xcd/0x170 [ 915.767321][ T10] do_syscall_64+0xc6/0x1e0 [ 915.767321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.767321][ T10] [ 915.769496][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 915.769807][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 915.769807][ T10] dst_init+0x84/0x4a0 [ 915.769807][ T10] dst_alloc+0x97/0x150 [ 915.769807][ T10] ip6_dst_alloc+0x23/0x90 [ 915.769807][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 915.769807][ T10] ip6_pol_route+0x56f/0x840 [ 915.769807][ T10] fib6_rule_lookup+0x456/0x630 [ 915.769807][ T10] ip6_route_input+0x59c/0xa50 [ 915.769807][ T10] ipv6_rcv+0x397/0x810 [ 915.769807][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 915.769807][ T10] process_backlog+0x101/0x620 [ 915.769807][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 915.769807][ T10] net_rx_action+0x495/0xbe0 [ 915.769807][ T10] __do_softirq+0x1b5/0x7f6 [ 915.769807][ T10] [ 915.771795][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.771795][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 915.771795][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 915.771795][ T10] fib6_nh_init+0xa22/0x1580 [ 915.771795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.771795][ T10] ip6_route_add+0x1c/0x140 [ 915.771795][ T10] inet6_rtm_newroute+0x104/0x110 [ 915.771795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.771795][ T10] netlink_rcv_skb+0x130/0x360 [ 915.771795][ T10] netlink_unicast+0x449/0x710 [ 915.771795][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.771795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.771795][ T10] ___sys_sendmsg+0xee/0x170 [ 915.771795][ T10] __sys_sendmsg+0xcd/0x170 [ 915.771795][ T10] do_syscall_64+0xc6/0x1e0 [ 915.771795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.771795][ T10] [ 915.774242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.774242][ T10] netdev_get_by_index+0x5e/0x80 [ 915.774242][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.774242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.774242][ T10] addrconf_f6i_alloc+0x265/0x560 [ 915.774242][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 915.774242][ T10] addrconf_join_anycast+0x1c0/0x220 [ 915.774242][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 915.774242][ T10] addrconf_dad_completed+0x12b/0xe20 [ 915.774242][ T10] addrconf_dad_begin+0x310/0x670 [ 915.774242][ T10] addrconf_dad_work+0x10b/0xab0 [ 915.774242][ T10] process_one_work+0x84d/0x18a0 [ 915.774242][ T10] worker_thread+0x587/0xd30 [ 915.774242][ T10] kthread+0x28a/0x350 [ 915.774242][ T10] ret_from_fork+0x31/0x70 [ 915.774242][ T10] ret_from_fork_asm+0x1a/0x30 [ 915.774242][ T10] [ 915.776635][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.776635][ T10] netdev_get_by_index+0x5e/0x80 [ 915.776635][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.776635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.776635][ T10] ip6_route_add+0x1c/0x140 [ 915.776635][ T10] addrconf_prefix_route+0x2a6/0x430 [ 915.776635][ T10] inet6_addr_add+0x4f8/0xa40 [ 915.776635][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.776635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.776635][ T10] netlink_rcv_skb+0x130/0x360 [ 915.776635][ T10] netlink_unicast+0x449/0x710 [ 915.776635][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.776635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.776635][ T10] ___sys_sendmsg+0xee/0x170 [ 915.776635][ T10] __sys_sendmsg+0xcd/0x170 [ 915.776635][ T10] do_syscall_64+0xc6/0x1e0 [ 915.776635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.776635][ T10] [ 915.779027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.779027][ T10] netdev_get_by_index+0x5e/0x80 [ 915.779027][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.779027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.779027][ T10] addrconf_f6i_alloc+0x315/0x560 [ 915.779027][ T10] ipv6_add_addr+0x411/0x2000 [ 915.779027][ T10] inet6_addr_add+0x30e/0xa40 [ 915.779027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.779027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.779027][ T10] netlink_rcv_skb+0x130/0x360 [ 915.779027][ T10] netlink_unicast+0x449/0x710 [ 915.779027][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.779027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.779027][ T10] ___sys_sendmsg+0xee/0x170 [ 915.779027][ T10] __sys_sendmsg+0xcd/0x170 [ 915.779027][ T10] do_syscall_64+0xc6/0x1e0 [ 915.779027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.779027][ T10] [ 915.781397][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.781397][ T10] netdev_get_by_index+0x5e/0x80 [ 915.781397][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.781397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.781397][ T10] ip6_route_add+0x1c/0x140 [ 915.781397][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 915.781397][ T10] addrconf_add_dev+0xe2/0x170 [ 915.781397][ T10] inet6_addr_add+0x12f/0xa40 [ 915.781397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.781397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.781397][ T10] netlink_rcv_skb+0x130/0x360 [ 915.781397][ T10] netlink_unicast+0x449/0x710 [ 915.781397][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.781397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.781397][ T10] ___sys_sendmsg+0xee/0x170 [ 915.781397][ T10] __sys_sendmsg+0xcd/0x170 [ 915.781397][ T10] do_syscall_64+0xc6/0x1e0 [ 915.781397][ T10] [ 915.783862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.783862][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 915.783862][ T10] ipv6_find_idev+0x102/0x170 [ 915.783862][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.783862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.783862][ T10] netlink_rcv_skb+0x130/0x360 [ 915.783862][ T10] netlink_unicast+0x449/0x710 [ 915.783862][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.783862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.783862][ T10] ___sys_sendmsg+0xee/0x170 [ 915.783862][ T10] __sys_sendmsg+0xcd/0x170 [ 915.783862][ T10] do_syscall_64+0xc6/0x1e0 [ 915.783862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.783862][ T10] [ 915.785816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 915.785816][ T10] neigh_parms_alloc+0x1e5/0x510 [ 915.785816][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 915.785816][ T10] ipv6_find_idev+0x102/0x170 [ 915.785816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.785816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.785816][ T10] netlink_rcv_skb+0x130/0x360 [ 915.785816][ T10] netlink_unicast+0x449/0x710 [ 915.785816][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.785816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.785816][ T10] ___sys_sendmsg+0xee/0x170 [ 915.785816][ T10] __sys_sendmsg+0xcd/0x170 [ 915.785816][ T10] do_syscall_64+0xc6/0x1e0 [ 915.785816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.785816][ T10] [ 915.787875][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 915.788145][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 915.788145][ T10] netdev_get_by_index+0x5e/0x80 [ 915.788145][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.788145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.788145][ T10] ip6_route_add+0x1c/0x140 [ 915.788145][ T10] addrconf_prefix_route+0x2a6/0x430 [ 915.788145][ T10] inet6_addr_add+0x4f8/0xa40 [ 915.788145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.788145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.788145][ T10] netlink_rcv_skb+0x130/0x360 [ 915.788145][ T10] netlink_unicast+0x449/0x710 [ 915.788145][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.788145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.788145][ T10] ___sys_sendmsg+0xee/0x170 [ 915.788145][ T10] __sys_sendmsg+0xcd/0x170 [ 915.788145][ T10] do_syscall_64+0xc6/0x1e0 [ 915.788145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.788145][ T10] [ 915.790582][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 915.790582][ T10] netdev_get_by_index+0x5e/0x80 [ 915.790582][ T10] fib6_nh_init+0x3d8/0x1580 [ 915.790582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 915.790582][ T10] addrconf_f6i_alloc+0x315/0x560 [ 915.790582][ T10] ipv6_add_addr+0x411/0x2000 [ 915.790582][ T10] inet6_addr_add+0x30e/0xa40 [ 915.790582][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 915.790582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.790582][ T10] netlink_rcv_skb+0x130/0x360 [ 915.790582][ T10] netlink_unicast+0x449/0x710 [ 915.790582][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.790582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.790582][ T10] ___sys_sendmsg+0xee/0x170 [ 915.790582][ T10] __sys_sendmsg+0xcd/0x170 [ 915.790582][ T10] do_syscall_64+0xc6/0x1e0 [ 915.790582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.790582][ T10] [ 915.793185][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 915.793185][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 915.793185][ T10] ipv6_find_idev+0x102/0x170 [ 915.793185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.793185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.793185][ T10] netlink_rcv_skb+0x130/0x360 [ 915.793185][ T10] netlink_unicast+0x449/0x710 [ 915.793185][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.793185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.793185][ T10] ___sys_sendmsg+0xee/0x170 [ 915.793185][ T10] __sys_sendmsg+0xcd/0x170 [ 915.793185][ T10] do_syscall_64+0xc6/0x1e0 [ 915.793185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.793185][ T10] [ 915.795160][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 915.795160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 915.795160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 915.795160][ T10] ipv6_find_idev+0x102/0x170 [ 915.795160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 915.795160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 915.795160][ T10] netlink_rcv_skb+0x130/0x360 [ 915.795160][ T10] netlink_unicast+0x449/0x710 [ 915.795160][ T10] netlink_sendmsg+0x723/0xbe0 [ 915.795160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 915.795160][ T10] ___sys_sendmsg+0xee/0x170 [ 915.795160][ T10] __sys_sendmsg+0xcd/0x170 [ 915.795160][ T10] do_syscall_64+0xc6/0x1e0 [ 915.795160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 915.795160][ T10] [ 925.934924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 925.935363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.935363][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 925.935363][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 925.935363][ T10] fib6_nh_init+0xa22/0x1580 [ 925.935363][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.935363][ T10] ip6_route_add+0x1c/0x140 [ 925.935363][ T10] inet6_rtm_newroute+0x104/0x110 [ 925.935363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.935363][ T10] netlink_rcv_skb+0x130/0x360 [ 925.935363][ T10] netlink_unicast+0x449/0x710 [ 925.935363][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.935363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.935363][ T10] ___sys_sendmsg+0xee/0x170 [ 925.935363][ T10] __sys_sendmsg+0xcd/0x170 [ 925.935363][ T10] do_syscall_64+0xc6/0x1e0 [ 925.935363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.935363][ T10] [ 925.937796][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.937796][ T10] dst_init+0x84/0x4a0 [ 925.937796][ T10] dst_alloc+0x97/0x150 [ 925.937796][ T10] ip6_dst_alloc+0x23/0x90 [ 925.937796][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 925.937796][ T10] ip6_pol_route+0x56f/0x840 [ 925.937796][ T10] fib6_rule_lookup+0x456/0x630 [ 925.937796][ T10] ip6_route_input+0x59c/0xa50 [ 925.937796][ T10] ipv6_rcv+0x397/0x810 [ 925.937796][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 925.937796][ T10] process_backlog+0x101/0x620 [ 925.937796][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 925.937796][ T10] net_rx_action+0x495/0xbe0 [ 925.937796][ T10] __do_softirq+0x1b5/0x7f6 [ 925.937796][ T10] [ 925.939866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.939866][ T10] netdev_get_by_index+0x5e/0x80 [ 925.939866][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.939866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.939866][ T10] addrconf_f6i_alloc+0x265/0x560 [ 925.939866][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 925.939866][ T10] addrconf_join_anycast+0x1c0/0x220 [ 925.939866][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 925.939866][ T10] addrconf_dad_completed+0x12b/0xe20 [ 925.939866][ T10] addrconf_dad_begin+0x310/0x670 [ 925.939866][ T10] addrconf_dad_work+0x10b/0xab0 [ 925.939866][ T10] process_one_work+0x84d/0x18a0 [ 925.939866][ T10] worker_thread+0x587/0xd30 [ 925.939866][ T10] kthread+0x28a/0x350 [ 925.939866][ T10] ret_from_fork+0x31/0x70 [ 925.939866][ T10] ret_from_fork_asm+0x1a/0x30 [ 925.939866][ T10] [ 925.942418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.942418][ T10] netdev_get_by_index+0x5e/0x80 [ 925.942418][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.942418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.942418][ T10] ip6_route_add+0x1c/0x140 [ 925.942418][ T10] addrconf_prefix_route+0x2a6/0x430 [ 925.942418][ T10] inet6_addr_add+0x4f8/0xa40 [ 925.942418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.942418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.942418][ T10] netlink_rcv_skb+0x130/0x360 [ 925.942418][ T10] netlink_unicast+0x449/0x710 [ 925.942418][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.942418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.942418][ T10] ___sys_sendmsg+0xee/0x170 [ 925.942418][ T10] __sys_sendmsg+0xcd/0x170 [ 925.942418][ T10] do_syscall_64+0xc6/0x1e0 [ 925.942418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.942418][ T10] [ 925.944967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.944967][ T10] netdev_get_by_index+0x5e/0x80 [ 925.944967][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.944967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.944967][ T10] addrconf_f6i_alloc+0x315/0x560 [ 925.944967][ T10] ipv6_add_addr+0x411/0x2000 [ 925.944967][ T10] inet6_addr_add+0x30e/0xa40 [ 925.944967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.944967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.944967][ T10] netlink_rcv_skb+0x130/0x360 [ 925.944967][ T10] netlink_unicast+0x449/0x710 [ 925.944967][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.944967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.944967][ T10] ___sys_sendmsg+0xee/0x170 [ 925.944967][ T10] __sys_sendmsg+0xcd/0x170 [ 925.944967][ T10] do_syscall_64+0xc6/0x1e0 [ 925.944967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.944967][ T10] [ 925.947589][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.947589][ T10] netdev_get_by_index+0x5e/0x80 [ 925.947589][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.947589][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.947589][ T10] ip6_route_add+0x1c/0x140 [ 925.947589][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 925.947589][ T10] addrconf_add_dev+0xe2/0x170 [ 925.947589][ T10] inet6_addr_add+0x12f/0xa40 [ 925.947589][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.947589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.947589][ T10] netlink_rcv_skb+0x130/0x360 [ 925.947589][ T10] netlink_unicast+0x449/0x710 [ 925.947589][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.947589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.947589][ T10] ___sys_sendmsg+0xee/0x170 [ 925.947589][ T10] __sys_sendmsg+0xcd/0x170 [ 925.947589][ T10] do_syscall_64+0xc6/0x1e0 [ 925.947589][ T10] [ 925.950240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.950240][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 925.950240][ T10] ipv6_find_idev+0x102/0x170 [ 925.950240][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.950240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.950240][ T10] netlink_rcv_skb+0x130/0x360 [ 925.950240][ T10] netlink_unicast+0x449/0x710 [ 925.950240][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.950240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.950240][ T10] ___sys_sendmsg+0xee/0x170 [ 925.950240][ T10] __sys_sendmsg+0xcd/0x170 [ 925.950240][ T10] do_syscall_64+0xc6/0x1e0 [ 925.950240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.950240][ T10] [ 925.952705][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 925.952705][ T10] neigh_parms_alloc+0x1e5/0x510 [ 925.952705][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 925.952705][ T10] ipv6_find_idev+0x102/0x170 [ 925.952705][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.952705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.952705][ T10] netlink_rcv_skb+0x130/0x360 [ 925.952705][ T10] netlink_unicast+0x449/0x710 [ 925.952705][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.952705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.952705][ T10] ___sys_sendmsg+0xee/0x170 [ 925.952705][ T10] __sys_sendmsg+0xcd/0x170 [ 925.952705][ T10] do_syscall_64+0xc6/0x1e0 [ 925.952705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.952705][ T10] [ 925.954987][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 925.955339][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 925.955339][ T10] dst_init+0x84/0x4a0 [ 925.955339][ T10] dst_alloc+0x97/0x150 [ 925.955339][ T10] ip6_dst_alloc+0x23/0x90 [ 925.955339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 925.955339][ T10] ip6_pol_route+0x56f/0x840 [ 925.955339][ T10] fib6_rule_lookup+0x456/0x630 [ 925.955339][ T10] ip6_route_input+0x59c/0xa50 [ 925.955339][ T10] ipv6_rcv+0x397/0x810 [ 925.955339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 925.955339][ T10] process_backlog+0x101/0x620 [ 925.955339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 925.955339][ T10] net_rx_action+0x495/0xbe0 [ 925.955339][ T10] __do_softirq+0x1b5/0x7f6 [ 925.955339][ T10] [ 925.957836][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.957836][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 925.957836][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 925.957836][ T10] fib6_nh_init+0xa22/0x1580 [ 925.957836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.957836][ T10] ip6_route_add+0x1c/0x140 [ 925.957836][ T10] inet6_rtm_newroute+0x104/0x110 [ 925.957836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.957836][ T10] netlink_rcv_skb+0x130/0x360 [ 925.957836][ T10] netlink_unicast+0x449/0x710 [ 925.957836][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.957836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.957836][ T10] ___sys_sendmsg+0xee/0x170 [ 925.957836][ T10] __sys_sendmsg+0xcd/0x170 [ 925.957836][ T10] do_syscall_64+0xc6/0x1e0 [ 925.957836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.957836][ T10] [ 925.960550][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.960550][ T10] netdev_get_by_index+0x5e/0x80 [ 925.960550][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.960550][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.960550][ T10] addrconf_f6i_alloc+0x265/0x560 [ 925.960550][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 925.960550][ T10] addrconf_join_anycast+0x1c0/0x220 [ 925.960550][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 925.960550][ T10] addrconf_dad_completed+0x12b/0xe20 [ 925.960550][ T10] addrconf_dad_begin+0x310/0x670 [ 925.960550][ T10] addrconf_dad_work+0x10b/0xab0 [ 925.960550][ T10] process_one_work+0x84d/0x18a0 [ 925.960550][ T10] worker_thread+0x587/0xd30 [ 925.960550][ T10] kthread+0x28a/0x350 [ 925.960550][ T10] ret_from_fork+0x31/0x70 [ 925.960550][ T10] ret_from_fork_asm+0x1a/0x30 [ 925.960550][ T10] [ 925.963255][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.963255][ T10] netdev_get_by_index+0x5e/0x80 [ 925.963255][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.963255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.963255][ T10] ip6_route_add+0x1c/0x140 [ 925.963255][ T10] addrconf_prefix_route+0x2a6/0x430 [ 925.963255][ T10] inet6_addr_add+0x4f8/0xa40 [ 925.963255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.963255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.963255][ T10] netlink_rcv_skb+0x130/0x360 [ 925.963255][ T10] netlink_unicast+0x449/0x710 [ 925.963255][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.963255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.963255][ T10] ___sys_sendmsg+0xee/0x170 [ 925.963255][ T10] __sys_sendmsg+0xcd/0x170 [ 925.963255][ T10] do_syscall_64+0xc6/0x1e0 [ 925.963255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.963255][ T10] [ 925.966140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.966140][ T10] netdev_get_by_index+0x5e/0x80 [ 925.966140][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.966140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.966140][ T10] addrconf_f6i_alloc+0x315/0x560 [ 925.966140][ T10] ipv6_add_addr+0x411/0x2000 [ 925.966140][ T10] inet6_addr_add+0x30e/0xa40 [ 925.966140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.966140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.966140][ T10] netlink_rcv_skb+0x130/0x360 [ 925.966140][ T10] netlink_unicast+0x449/0x710 [ 925.966140][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.966140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.966140][ T10] ___sys_sendmsg+0xee/0x170 [ 925.966140][ T10] __sys_sendmsg+0xcd/0x170 [ 925.966140][ T10] do_syscall_64+0xc6/0x1e0 [ 925.966140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.966140][ T10] [ 925.968893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.968893][ T10] netdev_get_by_index+0x5e/0x80 [ 925.968893][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.968893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.968893][ T10] ip6_route_add+0x1c/0x140 [ 925.968893][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 925.968893][ T10] addrconf_add_dev+0xe2/0x170 [ 925.968893][ T10] inet6_addr_add+0x12f/0xa40 [ 925.968893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.968893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.968893][ T10] netlink_rcv_skb+0x130/0x360 [ 925.968893][ T10] netlink_unicast+0x449/0x710 [ 925.968893][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.968893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.968893][ T10] ___sys_sendmsg+0xee/0x170 [ 925.968893][ T10] __sys_sendmsg+0xcd/0x170 [ 925.968893][ T10] do_syscall_64+0xc6/0x1e0 [ 925.968893][ T10] [ 925.971765][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.971765][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 925.971765][ T10] ipv6_find_idev+0x102/0x170 [ 925.971765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.971765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.971765][ T10] netlink_rcv_skb+0x130/0x360 [ 925.971765][ T10] netlink_unicast+0x449/0x710 [ 925.971765][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.971765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.971765][ T10] ___sys_sendmsg+0xee/0x170 [ 925.971765][ T10] __sys_sendmsg+0xcd/0x170 [ 925.971765][ T10] do_syscall_64+0xc6/0x1e0 [ 925.971765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.971765][ T10] [ 925.973992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 925.973992][ T10] neigh_parms_alloc+0x1e5/0x510 [ 925.973992][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 925.973992][ T10] ipv6_find_idev+0x102/0x170 [ 925.973992][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.973992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.973992][ T10] netlink_rcv_skb+0x130/0x360 [ 925.973992][ T10] netlink_unicast+0x449/0x710 [ 925.973992][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.973992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.973992][ T10] ___sys_sendmsg+0xee/0x170 [ 925.973992][ T10] __sys_sendmsg+0xcd/0x170 [ 925.973992][ T10] do_syscall_64+0xc6/0x1e0 [ 925.973992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.973992][ T10] [ 925.976305][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 925.976591][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 925.976591][ T10] netdev_get_by_index+0x5e/0x80 [ 925.976591][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.976591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.976591][ T10] ip6_route_add+0x1c/0x140 [ 925.976591][ T10] addrconf_prefix_route+0x2a6/0x430 [ 925.976591][ T10] inet6_addr_add+0x4f8/0xa40 [ 925.976591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.976591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.976591][ T10] netlink_rcv_skb+0x130/0x360 [ 925.976591][ T10] netlink_unicast+0x449/0x710 [ 925.976591][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.976591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.976591][ T10] ___sys_sendmsg+0xee/0x170 [ 925.976591][ T10] __sys_sendmsg+0xcd/0x170 [ 925.976591][ T10] do_syscall_64+0xc6/0x1e0 [ 925.976591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.976591][ T10] [ 925.979157][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 925.979157][ T10] netdev_get_by_index+0x5e/0x80 [ 925.979157][ T10] fib6_nh_init+0x3d8/0x1580 [ 925.979157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 925.979157][ T10] addrconf_f6i_alloc+0x315/0x560 [ 925.979157][ T10] ipv6_add_addr+0x411/0x2000 [ 925.979157][ T10] inet6_addr_add+0x30e/0xa40 [ 925.979157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 925.979157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.979157][ T10] netlink_rcv_skb+0x130/0x360 [ 925.979157][ T10] netlink_unicast+0x449/0x710 [ 925.979157][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.979157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.979157][ T10] ___sys_sendmsg+0xee/0x170 [ 925.979157][ T10] __sys_sendmsg+0xcd/0x170 [ 925.979157][ T10] do_syscall_64+0xc6/0x1e0 [ 925.979157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.979157][ T10] [ 925.982058][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 925.982058][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 925.982058][ T10] ipv6_find_idev+0x102/0x170 [ 925.982058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.982058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.982058][ T10] netlink_rcv_skb+0x130/0x360 [ 925.982058][ T10] netlink_unicast+0x449/0x710 [ 925.982058][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.982058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.982058][ T10] ___sys_sendmsg+0xee/0x170 [ 925.982058][ T10] __sys_sendmsg+0xcd/0x170 [ 925.982058][ T10] do_syscall_64+0xc6/0x1e0 [ 925.982058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.982058][ T10] [ 925.984019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 925.984019][ T10] neigh_parms_alloc+0x1e5/0x510 [ 925.984019][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 925.984019][ T10] ipv6_find_idev+0x102/0x170 [ 925.984019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 925.984019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 925.984019][ T10] netlink_rcv_skb+0x130/0x360 [ 925.984019][ T10] netlink_unicast+0x449/0x710 [ 925.984019][ T10] netlink_sendmsg+0x723/0xbe0 [ 925.984019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 925.984019][ T10] ___sys_sendmsg+0xee/0x170 [ 925.984019][ T10] __sys_sendmsg+0xcd/0x170 [ 925.984019][ T10] do_syscall_64+0xc6/0x1e0 [ 925.984019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 925.984019][ T10] [ 936.127824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 936.128286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.128286][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 936.128286][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 936.128286][ T10] fib6_nh_init+0xa22/0x1580 [ 936.128286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.128286][ T10] ip6_route_add+0x1c/0x140 [ 936.128286][ T10] inet6_rtm_newroute+0x104/0x110 [ 936.128286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.128286][ T10] netlink_rcv_skb+0x130/0x360 [ 936.128286][ T10] netlink_unicast+0x449/0x710 [ 936.128286][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.128286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.128286][ T10] ___sys_sendmsg+0xee/0x170 [ 936.128286][ T10] __sys_sendmsg+0xcd/0x170 [ 936.128286][ T10] do_syscall_64+0xc6/0x1e0 [ 936.128286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.128286][ T10] [ 936.130741][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.130741][ T10] dst_init+0x84/0x4a0 [ 936.130741][ T10] dst_alloc+0x97/0x150 [ 936.130741][ T10] ip6_dst_alloc+0x23/0x90 [ 936.130741][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 936.130741][ T10] ip6_pol_route+0x56f/0x840 [ 936.130741][ T10] fib6_rule_lookup+0x456/0x630 [ 936.130741][ T10] ip6_route_input+0x59c/0xa50 [ 936.130741][ T10] ipv6_rcv+0x397/0x810 [ 936.130741][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 936.130741][ T10] process_backlog+0x101/0x620 [ 936.130741][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 936.130741][ T10] net_rx_action+0x495/0xbe0 [ 936.130741][ T10] __do_softirq+0x1b5/0x7f6 [ 936.130741][ T10] [ 936.132857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.132857][ T10] netdev_get_by_index+0x5e/0x80 [ 936.132857][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.132857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.132857][ T10] addrconf_f6i_alloc+0x265/0x560 [ 936.132857][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 936.132857][ T10] addrconf_join_anycast+0x1c0/0x220 [ 936.132857][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 936.132857][ T10] addrconf_dad_completed+0x12b/0xe20 [ 936.132857][ T10] addrconf_dad_begin+0x310/0x670 [ 936.132857][ T10] addrconf_dad_work+0x10b/0xab0 [ 936.132857][ T10] process_one_work+0x84d/0x18a0 [ 936.132857][ T10] worker_thread+0x587/0xd30 [ 936.132857][ T10] kthread+0x28a/0x350 [ 936.132857][ T10] ret_from_fork+0x31/0x70 [ 936.132857][ T10] ret_from_fork_asm+0x1a/0x30 [ 936.132857][ T10] [ 936.135371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.135371][ T10] netdev_get_by_index+0x5e/0x80 [ 936.135371][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.135371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.135371][ T10] ip6_route_add+0x1c/0x140 [ 936.135371][ T10] addrconf_prefix_route+0x2a6/0x430 [ 936.135371][ T10] inet6_addr_add+0x4f8/0xa40 [ 936.135371][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.135371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.135371][ T10] netlink_rcv_skb+0x130/0x360 [ 936.135371][ T10] netlink_unicast+0x449/0x710 [ 936.135371][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.135371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.135371][ T10] ___sys_sendmsg+0xee/0x170 [ 936.135371][ T10] __sys_sendmsg+0xcd/0x170 [ 936.135371][ T10] do_syscall_64+0xc6/0x1e0 [ 936.135371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.135371][ T10] [ 936.138139][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.138139][ T10] netdev_get_by_index+0x5e/0x80 [ 936.138139][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.138139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.138139][ T10] addrconf_f6i_alloc+0x315/0x560 [ 936.138139][ T10] ipv6_add_addr+0x411/0x2000 [ 936.138139][ T10] inet6_addr_add+0x30e/0xa40 [ 936.138139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.138139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.138139][ T10] netlink_rcv_skb+0x130/0x360 [ 936.138139][ T10] netlink_unicast+0x449/0x710 [ 936.138139][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.138139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.138139][ T10] ___sys_sendmsg+0xee/0x170 [ 936.138139][ T10] __sys_sendmsg+0xcd/0x170 [ 936.138139][ T10] do_syscall_64+0xc6/0x1e0 [ 936.138139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.138139][ T10] [ 936.141025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.141025][ T10] netdev_get_by_index+0x5e/0x80 [ 936.141025][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.141025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.141025][ T10] ip6_route_add+0x1c/0x140 [ 936.141025][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 936.141025][ T10] addrconf_add_dev+0xe2/0x170 [ 936.141025][ T10] inet6_addr_add+0x12f/0xa40 [ 936.141025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.141025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.141025][ T10] netlink_rcv_skb+0x130/0x360 [ 936.141025][ T10] netlink_unicast+0x449/0x710 [ 936.141025][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.141025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.141025][ T10] ___sys_sendmsg+0xee/0x170 [ 936.141025][ T10] __sys_sendmsg+0xcd/0x170 [ 936.141025][ T10] do_syscall_64+0xc6/0x1e0 [ 936.141025][ T10] [ 936.143873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.143873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 936.143873][ T10] ipv6_find_idev+0x102/0x170 [ 936.143873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.143873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.143873][ T10] netlink_rcv_skb+0x130/0x360 [ 936.143873][ T10] netlink_unicast+0x449/0x710 [ 936.143873][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.143873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.143873][ T10] ___sys_sendmsg+0xee/0x170 [ 936.143873][ T10] __sys_sendmsg+0xcd/0x170 [ 936.143873][ T10] do_syscall_64+0xc6/0x1e0 [ 936.143873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.143873][ T10] [ 936.146099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 936.146099][ T10] neigh_parms_alloc+0x1e5/0x510 [ 936.146099][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 936.146099][ T10] ipv6_find_idev+0x102/0x170 [ 936.146099][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.146099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.146099][ T10] netlink_rcv_skb+0x130/0x360 [ 936.146099][ T10] netlink_unicast+0x449/0x710 [ 936.146099][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.146099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.146099][ T10] ___sys_sendmsg+0xee/0x170 [ 936.146099][ T10] __sys_sendmsg+0xcd/0x170 [ 936.146099][ T10] do_syscall_64+0xc6/0x1e0 [ 936.146099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.146099][ T10] [ 936.148864][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 936.149266][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 936.149266][ T10] dst_init+0x84/0x4a0 [ 936.149266][ T10] dst_alloc+0x97/0x150 [ 936.149266][ T10] ip6_dst_alloc+0x23/0x90 [ 936.149266][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 936.149266][ T10] ip6_pol_route+0x56f/0x840 [ 936.149266][ T10] fib6_rule_lookup+0x456/0x630 [ 936.149266][ T10] ip6_route_input+0x59c/0xa50 [ 936.149266][ T10] ipv6_rcv+0x397/0x810 [ 936.149266][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 936.149266][ T10] process_backlog+0x101/0x620 [ 936.149266][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 936.149266][ T10] net_rx_action+0x495/0xbe0 [ 936.149266][ T10] __do_softirq+0x1b5/0x7f6 [ 936.149266][ T10] [ 936.151339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.151339][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 936.151339][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 936.151339][ T10] fib6_nh_init+0xa22/0x1580 [ 936.151339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.151339][ T10] ip6_route_add+0x1c/0x140 [ 936.151339][ T10] inet6_rtm_newroute+0x104/0x110 [ 936.151339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.151339][ T10] netlink_rcv_skb+0x130/0x360 [ 936.151339][ T10] netlink_unicast+0x449/0x710 [ 936.151339][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.151339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.151339][ T10] ___sys_sendmsg+0xee/0x170 [ 936.151339][ T10] __sys_sendmsg+0xcd/0x170 [ 936.151339][ T10] do_syscall_64+0xc6/0x1e0 [ 936.151339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.151339][ T10] [ 936.153769][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.153769][ T10] netdev_get_by_index+0x5e/0x80 [ 936.153769][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.153769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.153769][ T10] addrconf_f6i_alloc+0x265/0x560 [ 936.153769][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 936.153769][ T10] addrconf_join_anycast+0x1c0/0x220 [ 936.153769][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 936.153769][ T10] addrconf_dad_completed+0x12b/0xe20 [ 936.153769][ T10] addrconf_dad_begin+0x310/0x670 [ 936.153769][ T10] addrconf_dad_work+0x10b/0xab0 [ 936.153769][ T10] process_one_work+0x84d/0x18a0 [ 936.153769][ T10] worker_thread+0x587/0xd30 [ 936.153769][ T10] kthread+0x28a/0x350 [ 936.153769][ T10] ret_from_fork+0x31/0x70 [ 936.153769][ T10] ret_from_fork_asm+0x1a/0x30 [ 936.153769][ T10] [ 936.156466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.156466][ T10] netdev_get_by_index+0x5e/0x80 [ 936.156466][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.156466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.156466][ T10] ip6_route_add+0x1c/0x140 [ 936.156466][ T10] addrconf_prefix_route+0x2a6/0x430 [ 936.156466][ T10] inet6_addr_add+0x4f8/0xa40 [ 936.156466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.156466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.156466][ T10] netlink_rcv_skb+0x130/0x360 [ 936.156466][ T10] netlink_unicast+0x449/0x710 [ 936.156466][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.156466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.156466][ T10] ___sys_sendmsg+0xee/0x170 [ 936.156466][ T10] __sys_sendmsg+0xcd/0x170 [ 936.156466][ T10] do_syscall_64+0xc6/0x1e0 [ 936.156466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.156466][ T10] [ 936.159135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.159135][ T10] netdev_get_by_index+0x5e/0x80 [ 936.159135][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.159135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.159135][ T10] addrconf_f6i_alloc+0x315/0x560 [ 936.159135][ T10] ipv6_add_addr+0x411/0x2000 [ 936.159135][ T10] inet6_addr_add+0x30e/0xa40 [ 936.159135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.159135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.159135][ T10] netlink_rcv_skb+0x130/0x360 [ 936.159135][ T10] netlink_unicast+0x449/0x710 [ 936.159135][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.159135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.159135][ T10] ___sys_sendmsg+0xee/0x170 [ 936.159135][ T10] __sys_sendmsg+0xcd/0x170 [ 936.159135][ T10] do_syscall_64+0xc6/0x1e0 [ 936.159135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.159135][ T10] [ 936.161953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.161953][ T10] netdev_get_by_index+0x5e/0x80 [ 936.161953][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.161953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.161953][ T10] ip6_route_add+0x1c/0x140 [ 936.161953][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 936.161953][ T10] addrconf_add_dev+0xe2/0x170 [ 936.161953][ T10] inet6_addr_add+0x12f/0xa40 [ 936.161953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.161953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.161953][ T10] netlink_rcv_skb+0x130/0x360 [ 936.161953][ T10] netlink_unicast+0x449/0x710 [ 936.161953][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.161953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.161953][ T10] ___sys_sendmsg+0xee/0x170 [ 936.161953][ T10] __sys_sendmsg+0xcd/0x170 [ 936.161953][ T10] do_syscall_64+0xc6/0x1e0 [ 936.161953][ T10] [ 936.164627][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.164627][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 936.164627][ T10] ipv6_find_idev+0x102/0x170 [ 936.164627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.164627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.164627][ T10] netlink_rcv_skb+0x130/0x360 [ 936.164627][ T10] netlink_unicast+0x449/0x710 [ 936.164627][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.164627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.164627][ T10] ___sys_sendmsg+0xee/0x170 [ 936.164627][ T10] __sys_sendmsg+0xcd/0x170 [ 936.164627][ T10] do_syscall_64+0xc6/0x1e0 [ 936.164627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.164627][ T10] [ 936.166762][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 936.166762][ T10] neigh_parms_alloc+0x1e5/0x510 [ 936.166762][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 936.166762][ T10] ipv6_find_idev+0x102/0x170 [ 936.166762][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.166762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.166762][ T10] netlink_rcv_skb+0x130/0x360 [ 936.166762][ T10] netlink_unicast+0x449/0x710 [ 936.166762][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.166762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.166762][ T10] ___sys_sendmsg+0xee/0x170 [ 936.166762][ T10] __sys_sendmsg+0xcd/0x170 [ 936.166762][ T10] do_syscall_64+0xc6/0x1e0 [ 936.166762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.166762][ T10] [ 936.168903][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 936.169255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 936.169255][ T10] netdev_get_by_index+0x5e/0x80 [ 936.169255][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.169255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.169255][ T10] ip6_route_add+0x1c/0x140 [ 936.169255][ T10] addrconf_prefix_route+0x2a6/0x430 [ 936.169255][ T10] inet6_addr_add+0x4f8/0xa40 [ 936.169255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.169255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.169255][ T10] netlink_rcv_skb+0x130/0x360 [ 936.169255][ T10] netlink_unicast+0x449/0x710 [ 936.169255][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.169255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.169255][ T10] ___sys_sendmsg+0xee/0x170 [ 936.169255][ T10] __sys_sendmsg+0xcd/0x170 [ 936.169255][ T10] do_syscall_64+0xc6/0x1e0 [ 936.169255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.169255][ T10] [ 936.171857][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 936.171857][ T10] netdev_get_by_index+0x5e/0x80 [ 936.171857][ T10] fib6_nh_init+0x3d8/0x1580 [ 936.171857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 936.171857][ T10] addrconf_f6i_alloc+0x315/0x560 [ 936.171857][ T10] ipv6_add_addr+0x411/0x2000 [ 936.171857][ T10] inet6_addr_add+0x30e/0xa40 [ 936.171857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 936.171857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.171857][ T10] netlink_rcv_skb+0x130/0x360 [ 936.171857][ T10] netlink_unicast+0x449/0x710 [ 936.171857][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.171857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.171857][ T10] ___sys_sendmsg+0xee/0x170 [ 936.171857][ T10] __sys_sendmsg+0xcd/0x170 [ 936.171857][ T10] do_syscall_64+0xc6/0x1e0 [ 936.171857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.171857][ T10] [ 936.174378][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 936.174378][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 936.174378][ T10] ipv6_find_idev+0x102/0x170 [ 936.174378][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.174378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.174378][ T10] netlink_rcv_skb+0x130/0x360 [ 936.174378][ T10] netlink_unicast+0x449/0x710 [ 936.174378][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.174378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.174378][ T10] ___sys_sendmsg+0xee/0x170 [ 936.174378][ T10] __sys_sendmsg+0xcd/0x170 [ 936.174378][ T10] do_syscall_64+0xc6/0x1e0 [ 936.174378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.174378][ T10] [ 936.176320][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 936.176320][ T10] neigh_parms_alloc+0x1e5/0x510 [ 936.176320][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 936.176320][ T10] ipv6_find_idev+0x102/0x170 [ 936.176320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 936.176320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 936.176320][ T10] netlink_rcv_skb+0x130/0x360 [ 936.176320][ T10] netlink_unicast+0x449/0x710 [ 936.176320][ T10] netlink_sendmsg+0x723/0xbe0 [ 936.176320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 936.176320][ T10] ___sys_sendmsg+0xee/0x170 [ 936.176320][ T10] __sys_sendmsg+0xcd/0x170 [ 936.176320][ T10] do_syscall_64+0xc6/0x1e0 [ 936.176320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 936.176320][ T10] [ 946.279859][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 946.280302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.280302][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 946.280302][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 946.280302][ T10] fib6_nh_init+0xa22/0x1580 [ 946.280302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.280302][ T10] ip6_route_add+0x1c/0x140 [ 946.280302][ T10] inet6_rtm_newroute+0x104/0x110 [ 946.280302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.280302][ T10] netlink_rcv_skb+0x130/0x360 [ 946.280302][ T10] netlink_unicast+0x449/0x710 [ 946.280302][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.280302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.280302][ T10] ___sys_sendmsg+0xee/0x170 [ 946.280302][ T10] __sys_sendmsg+0xcd/0x170 [ 946.280302][ T10] do_syscall_64+0xc6/0x1e0 [ 946.280302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.280302][ T10] [ 946.282725][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.282725][ T10] dst_init+0x84/0x4a0 [ 946.282725][ T10] dst_alloc+0x97/0x150 [ 946.282725][ T10] ip6_dst_alloc+0x23/0x90 [ 946.282725][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 946.282725][ T10] ip6_pol_route+0x56f/0x840 [ 946.282725][ T10] fib6_rule_lookup+0x456/0x630 [ 946.282725][ T10] ip6_route_input+0x59c/0xa50 [ 946.282725][ T10] ipv6_rcv+0x397/0x810 [ 946.282725][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 946.282725][ T10] process_backlog+0x101/0x620 [ 946.282725][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 946.282725][ T10] net_rx_action+0x495/0xbe0 [ 946.282725][ T10] __do_softirq+0x1b5/0x7f6 [ 946.282725][ T10] [ 946.284863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.284863][ T10] netdev_get_by_index+0x5e/0x80 [ 946.284863][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.284863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.284863][ T10] addrconf_f6i_alloc+0x265/0x560 [ 946.284863][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 946.284863][ T10] addrconf_join_anycast+0x1c0/0x220 [ 946.284863][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 946.284863][ T10] addrconf_dad_completed+0x12b/0xe20 [ 946.284863][ T10] addrconf_dad_begin+0x310/0x670 [ 946.284863][ T10] addrconf_dad_work+0x10b/0xab0 [ 946.284863][ T10] process_one_work+0x84d/0x18a0 [ 946.284863][ T10] worker_thread+0x587/0xd30 [ 946.284863][ T10] kthread+0x28a/0x350 [ 946.284863][ T10] ret_from_fork+0x31/0x70 [ 946.284863][ T10] ret_from_fork_asm+0x1a/0x30 [ 946.284863][ T10] [ 946.287333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.287333][ T10] netdev_get_by_index+0x5e/0x80 [ 946.287333][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.287333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.287333][ T10] ip6_route_add+0x1c/0x140 [ 946.287333][ T10] addrconf_prefix_route+0x2a6/0x430 [ 946.287333][ T10] inet6_addr_add+0x4f8/0xa40 [ 946.287333][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.287333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.287333][ T10] netlink_rcv_skb+0x130/0x360 [ 946.287333][ T10] netlink_unicast+0x449/0x710 [ 946.287333][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.287333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.287333][ T10] ___sys_sendmsg+0xee/0x170 [ 946.287333][ T10] __sys_sendmsg+0xcd/0x170 [ 946.287333][ T10] do_syscall_64+0xc6/0x1e0 [ 946.287333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.287333][ T10] [ 946.289948][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.289948][ T10] netdev_get_by_index+0x5e/0x80 [ 946.289948][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.289948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.289948][ T10] addrconf_f6i_alloc+0x315/0x560 [ 946.289948][ T10] ipv6_add_addr+0x411/0x2000 [ 946.289948][ T10] inet6_addr_add+0x30e/0xa40 [ 946.289948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.289948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.289948][ T10] netlink_rcv_skb+0x130/0x360 [ 946.289948][ T10] netlink_unicast+0x449/0x710 [ 946.289948][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.289948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.289948][ T10] ___sys_sendmsg+0xee/0x170 [ 946.289948][ T10] __sys_sendmsg+0xcd/0x170 [ 946.289948][ T10] do_syscall_64+0xc6/0x1e0 [ 946.289948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.289948][ T10] [ 946.292543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.292543][ T10] netdev_get_by_index+0x5e/0x80 [ 946.292543][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.292543][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.292543][ T10] ip6_route_add+0x1c/0x140 [ 946.292543][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 946.292543][ T10] addrconf_add_dev+0xe2/0x170 [ 946.292543][ T10] inet6_addr_add+0x12f/0xa40 [ 946.292543][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.292543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.292543][ T10] netlink_rcv_skb+0x130/0x360 [ 946.292543][ T10] netlink_unicast+0x449/0x710 [ 946.292543][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.292543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.292543][ T10] ___sys_sendmsg+0xee/0x170 [ 946.292543][ T10] __sys_sendmsg+0xcd/0x170 [ 946.292543][ T10] do_syscall_64+0xc6/0x1e0 [ 946.292543][ T10] [ 946.294991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.294991][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 946.294991][ T10] ipv6_find_idev+0x102/0x170 [ 946.294991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.294991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.294991][ T10] netlink_rcv_skb+0x130/0x360 [ 946.294991][ T10] netlink_unicast+0x449/0x710 [ 946.294991][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.294991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.294991][ T10] ___sys_sendmsg+0xee/0x170 [ 946.294991][ T10] __sys_sendmsg+0xcd/0x170 [ 946.294991][ T10] do_syscall_64+0xc6/0x1e0 [ 946.294991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.294991][ T10] [ 946.296908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 946.296908][ T10] neigh_parms_alloc+0x1e5/0x510 [ 946.296908][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 946.296908][ T10] ipv6_find_idev+0x102/0x170 [ 946.296908][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.296908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.296908][ T10] netlink_rcv_skb+0x130/0x360 [ 946.296908][ T10] netlink_unicast+0x449/0x710 [ 946.296908][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.296908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.296908][ T10] ___sys_sendmsg+0xee/0x170 [ 946.296908][ T10] __sys_sendmsg+0xcd/0x170 [ 946.296908][ T10] do_syscall_64+0xc6/0x1e0 [ 946.296908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.296908][ T10] [ 946.299067][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 946.299422][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 946.299422][ T10] dst_init+0x84/0x4a0 [ 946.299422][ T10] dst_alloc+0x97/0x150 [ 946.299422][ T10] ip6_dst_alloc+0x23/0x90 [ 946.299422][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 946.299422][ T10] ip6_pol_route+0x56f/0x840 [ 946.299422][ T10] fib6_rule_lookup+0x456/0x630 [ 946.299422][ T10] ip6_route_input+0x59c/0xa50 [ 946.299422][ T10] ipv6_rcv+0x397/0x810 [ 946.299422][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 946.299422][ T10] process_backlog+0x101/0x620 [ 946.299422][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 946.299422][ T10] net_rx_action+0x495/0xbe0 [ 946.299422][ T10] __do_softirq+0x1b5/0x7f6 [ 946.299422][ T10] [ 946.301782][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.301782][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 946.301782][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 946.301782][ T10] fib6_nh_init+0xa22/0x1580 [ 946.301782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.301782][ T10] ip6_route_add+0x1c/0x140 [ 946.301782][ T10] inet6_rtm_newroute+0x104/0x110 [ 946.301782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.301782][ T10] netlink_rcv_skb+0x130/0x360 [ 946.301782][ T10] netlink_unicast+0x449/0x710 [ 946.301782][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.301782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.301782][ T10] ___sys_sendmsg+0xee/0x170 [ 946.301782][ T10] __sys_sendmsg+0xcd/0x170 [ 946.301782][ T10] do_syscall_64+0xc6/0x1e0 [ 946.301782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.301782][ T10] [ 946.304356][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.304356][ T10] netdev_get_by_index+0x5e/0x80 [ 946.304356][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.304356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.304356][ T10] addrconf_f6i_alloc+0x265/0x560 [ 946.304356][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 946.304356][ T10] addrconf_join_anycast+0x1c0/0x220 [ 946.304356][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 946.304356][ T10] addrconf_dad_completed+0x12b/0xe20 [ 946.304356][ T10] addrconf_dad_begin+0x310/0x670 [ 946.304356][ T10] addrconf_dad_work+0x10b/0xab0 [ 946.304356][ T10] process_one_work+0x84d/0x18a0 [ 946.304356][ T10] worker_thread+0x587/0xd30 [ 946.304356][ T10] kthread+0x28a/0x350 [ 946.304356][ T10] ret_from_fork+0x31/0x70 [ 946.304356][ T10] ret_from_fork_asm+0x1a/0x30 [ 946.304356][ T10] [ 946.306766][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.306766][ T10] netdev_get_by_index+0x5e/0x80 [ 946.306766][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.306766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.306766][ T10] ip6_route_add+0x1c/0x140 [ 946.306766][ T10] addrconf_prefix_route+0x2a6/0x430 [ 946.306766][ T10] inet6_addr_add+0x4f8/0xa40 [ 946.306766][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.306766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.306766][ T10] netlink_rcv_skb+0x130/0x360 [ 946.306766][ T10] netlink_unicast+0x449/0x710 [ 946.306766][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.306766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.306766][ T10] ___sys_sendmsg+0xee/0x170 [ 946.306766][ T10] __sys_sendmsg+0xcd/0x170 [ 946.306766][ T10] do_syscall_64+0xc6/0x1e0 [ 946.306766][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.306766][ T10] [ 946.309296][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.309296][ T10] netdev_get_by_index+0x5e/0x80 [ 946.309296][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.309296][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.309296][ T10] addrconf_f6i_alloc+0x315/0x560 [ 946.309296][ T10] ipv6_add_addr+0x411/0x2000 [ 946.309296][ T10] inet6_addr_add+0x30e/0xa40 [ 946.309296][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.309296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.309296][ T10] netlink_rcv_skb+0x130/0x360 [ 946.309296][ T10] netlink_unicast+0x449/0x710 [ 946.309296][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.309296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.309296][ T10] ___sys_sendmsg+0xee/0x170 [ 946.309296][ T10] __sys_sendmsg+0xcd/0x170 [ 946.309296][ T10] do_syscall_64+0xc6/0x1e0 [ 946.309296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.309296][ T10] [ 946.312101][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.312101][ T10] netdev_get_by_index+0x5e/0x80 [ 946.312101][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.312101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.312101][ T10] ip6_route_add+0x1c/0x140 [ 946.312101][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 946.312101][ T10] addrconf_add_dev+0xe2/0x170 [ 946.312101][ T10] inet6_addr_add+0x12f/0xa40 [ 946.312101][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.312101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.312101][ T10] netlink_rcv_skb+0x130/0x360 [ 946.312101][ T10] netlink_unicast+0x449/0x710 [ 946.312101][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.312101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.312101][ T10] ___sys_sendmsg+0xee/0x170 [ 946.312101][ T10] __sys_sendmsg+0xcd/0x170 [ 946.312101][ T10] do_syscall_64+0xc6/0x1e0 [ 946.312101][ T10] [ 946.314740][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.314740][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 946.314740][ T10] ipv6_find_idev+0x102/0x170 [ 946.314740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.314740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.314740][ T10] netlink_rcv_skb+0x130/0x360 [ 946.314740][ T10] netlink_unicast+0x449/0x710 [ 946.314740][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.314740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.314740][ T10] ___sys_sendmsg+0xee/0x170 [ 946.314740][ T10] __sys_sendmsg+0xcd/0x170 [ 946.314740][ T10] do_syscall_64+0xc6/0x1e0 [ 946.314740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.314740][ T10] [ 946.316907][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 946.316907][ T10] neigh_parms_alloc+0x1e5/0x510 [ 946.316907][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 946.316907][ T10] ipv6_find_idev+0x102/0x170 [ 946.316907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.316907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.316907][ T10] netlink_rcv_skb+0x130/0x360 [ 946.316907][ T10] netlink_unicast+0x449/0x710 [ 946.316907][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.316907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.316907][ T10] ___sys_sendmsg+0xee/0x170 [ 946.316907][ T10] __sys_sendmsg+0xcd/0x170 [ 946.316907][ T10] do_syscall_64+0xc6/0x1e0 [ 946.316907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.316907][ T10] [ 946.319475][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 946.319858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 946.319858][ T10] netdev_get_by_index+0x5e/0x80 [ 946.319858][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.319858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.319858][ T10] ip6_route_add+0x1c/0x140 [ 946.319858][ T10] addrconf_prefix_route+0x2a6/0x430 [ 946.319858][ T10] inet6_addr_add+0x4f8/0xa40 [ 946.319858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.319858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.319858][ T10] netlink_rcv_skb+0x130/0x360 [ 946.319858][ T10] netlink_unicast+0x449/0x710 [ 946.319858][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.319858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.319858][ T10] ___sys_sendmsg+0xee/0x170 [ 946.319858][ T10] __sys_sendmsg+0xcd/0x170 [ 946.319858][ T10] do_syscall_64+0xc6/0x1e0 [ 946.319858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.319858][ T10] [ 946.322656][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 946.322656][ T10] netdev_get_by_index+0x5e/0x80 [ 946.322656][ T10] fib6_nh_init+0x3d8/0x1580 [ 946.322656][ T10] ip6_route_info_create+0xf18/0x17d0 [ 946.322656][ T10] addrconf_f6i_alloc+0x315/0x560 [ 946.322656][ T10] ipv6_add_addr+0x411/0x2000 [ 946.322656][ T10] inet6_addr_add+0x30e/0xa40 [ 946.322656][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 946.322656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.322656][ T10] netlink_rcv_skb+0x130/0x360 [ 946.322656][ T10] netlink_unicast+0x449/0x710 [ 946.322656][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.322656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.322656][ T10] ___sys_sendmsg+0xee/0x170 [ 946.322656][ T10] __sys_sendmsg+0xcd/0x170 [ 946.322656][ T10] do_syscall_64+0xc6/0x1e0 [ 946.322656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.322656][ T10] [ 946.325487][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 946.325487][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 946.325487][ T10] ipv6_find_idev+0x102/0x170 [ 946.325487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.325487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.325487][ T10] netlink_rcv_skb+0x130/0x360 [ 946.325487][ T10] netlink_unicast+0x449/0x710 [ 946.325487][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.325487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.325487][ T10] ___sys_sendmsg+0xee/0x170 [ 946.325487][ T10] __sys_sendmsg+0xcd/0x170 [ 946.325487][ T10] do_syscall_64+0xc6/0x1e0 [ 946.325487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.325487][ T10] [ 946.327774][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 946.327774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 946.327774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 946.327774][ T10] ipv6_find_idev+0x102/0x170 [ 946.327774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 946.327774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 946.327774][ T10] netlink_rcv_skb+0x130/0x360 [ 946.327774][ T10] netlink_unicast+0x449/0x710 [ 946.327774][ T10] netlink_sendmsg+0x723/0xbe0 [ 946.327774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 946.327774][ T10] ___sys_sendmsg+0xee/0x170 [ 946.327774][ T10] __sys_sendmsg+0xcd/0x170 [ 946.327774][ T10] do_syscall_64+0xc6/0x1e0 [ 946.327774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 946.327774][ T10] [ 956.398839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 956.399247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.399247][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 956.399247][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 956.399247][ T10] fib6_nh_init+0xa22/0x1580 [ 956.399247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.399247][ T10] ip6_route_add+0x1c/0x140 [ 956.399247][ T10] inet6_rtm_newroute+0x104/0x110 [ 956.399247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.399247][ T10] netlink_rcv_skb+0x130/0x360 [ 956.399247][ T10] netlink_unicast+0x449/0x710 [ 956.399247][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.399247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.399247][ T10] ___sys_sendmsg+0xee/0x170 [ 956.399247][ T10] __sys_sendmsg+0xcd/0x170 [ 956.399247][ T10] do_syscall_64+0xc6/0x1e0 [ 956.399247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.399247][ T10] [ 956.401419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.401419][ T10] dst_init+0x84/0x4a0 [ 956.401419][ T10] dst_alloc+0x97/0x150 [ 956.401419][ T10] ip6_dst_alloc+0x23/0x90 [ 956.401419][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 956.401419][ T10] ip6_pol_route+0x56f/0x840 [ 956.401419][ T10] fib6_rule_lookup+0x456/0x630 [ 956.401419][ T10] ip6_route_input+0x59c/0xa50 [ 956.401419][ T10] ipv6_rcv+0x397/0x810 [ 956.401419][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 956.401419][ T10] process_backlog+0x101/0x620 [ 956.401419][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 956.401419][ T10] net_rx_action+0x495/0xbe0 [ 956.401419][ T10] __do_softirq+0x1b5/0x7f6 [ 956.401419][ T10] [ 956.403300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.403300][ T10] netdev_get_by_index+0x5e/0x80 [ 956.403300][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.403300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.403300][ T10] addrconf_f6i_alloc+0x265/0x560 [ 956.403300][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 956.403300][ T10] addrconf_join_anycast+0x1c0/0x220 [ 956.403300][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 956.403300][ T10] addrconf_dad_completed+0x12b/0xe20 [ 956.403300][ T10] addrconf_dad_begin+0x310/0x670 [ 956.403300][ T10] addrconf_dad_work+0x10b/0xab0 [ 956.403300][ T10] process_one_work+0x84d/0x18a0 [ 956.403300][ T10] worker_thread+0x587/0xd30 [ 956.403300][ T10] kthread+0x28a/0x350 [ 956.403300][ T10] ret_from_fork+0x31/0x70 [ 956.403300][ T10] ret_from_fork_asm+0x1a/0x30 [ 956.403300][ T10] [ 956.405515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.405515][ T10] netdev_get_by_index+0x5e/0x80 [ 956.405515][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.405515][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.405515][ T10] ip6_route_add+0x1c/0x140 [ 956.405515][ T10] addrconf_prefix_route+0x2a6/0x430 [ 956.405515][ T10] inet6_addr_add+0x4f8/0xa40 [ 956.405515][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.405515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.405515][ T10] netlink_rcv_skb+0x130/0x360 [ 956.405515][ T10] netlink_unicast+0x449/0x710 [ 956.405515][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.405515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.405515][ T10] ___sys_sendmsg+0xee/0x170 [ 956.405515][ T10] __sys_sendmsg+0xcd/0x170 [ 956.405515][ T10] do_syscall_64+0xc6/0x1e0 [ 956.405515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.405515][ T10] [ 956.407821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.407821][ T10] netdev_get_by_index+0x5e/0x80 [ 956.407821][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.407821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.407821][ T10] addrconf_f6i_alloc+0x315/0x560 [ 956.407821][ T10] ipv6_add_addr+0x411/0x2000 [ 956.407821][ T10] inet6_addr_add+0x30e/0xa40 [ 956.407821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.407821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.407821][ T10] netlink_rcv_skb+0x130/0x360 [ 956.407821][ T10] netlink_unicast+0x449/0x710 [ 956.407821][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.407821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.407821][ T10] ___sys_sendmsg+0xee/0x170 [ 956.407821][ T10] __sys_sendmsg+0xcd/0x170 [ 956.407821][ T10] do_syscall_64+0xc6/0x1e0 [ 956.407821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.407821][ T10] [ 956.410287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.410287][ T10] netdev_get_by_index+0x5e/0x80 [ 956.410287][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.410287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.410287][ T10] ip6_route_add+0x1c/0x140 [ 956.410287][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 956.410287][ T10] addrconf_add_dev+0xe2/0x170 [ 956.410287][ T10] inet6_addr_add+0x12f/0xa40 [ 956.410287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.410287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.410287][ T10] netlink_rcv_skb+0x130/0x360 [ 956.410287][ T10] netlink_unicast+0x449/0x710 [ 956.410287][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.410287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.410287][ T10] ___sys_sendmsg+0xee/0x170 [ 956.410287][ T10] __sys_sendmsg+0xcd/0x170 [ 956.410287][ T10] do_syscall_64+0xc6/0x1e0 [ 956.410287][ T10] [ 956.412779][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.412779][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 956.412779][ T10] ipv6_find_idev+0x102/0x170 [ 956.412779][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.412779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.412779][ T10] netlink_rcv_skb+0x130/0x360 [ 956.412779][ T10] netlink_unicast+0x449/0x710 [ 956.412779][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.412779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.412779][ T10] ___sys_sendmsg+0xee/0x170 [ 956.412779][ T10] __sys_sendmsg+0xcd/0x170 [ 956.412779][ T10] do_syscall_64+0xc6/0x1e0 [ 956.412779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.412779][ T10] [ 956.414725][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 956.414725][ T10] neigh_parms_alloc+0x1e5/0x510 [ 956.414725][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 956.414725][ T10] ipv6_find_idev+0x102/0x170 [ 956.414725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.414725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.414725][ T10] netlink_rcv_skb+0x130/0x360 [ 956.414725][ T10] netlink_unicast+0x449/0x710 [ 956.414725][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.414725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.414725][ T10] ___sys_sendmsg+0xee/0x170 [ 956.414725][ T10] __sys_sendmsg+0xcd/0x170 [ 956.414725][ T10] do_syscall_64+0xc6/0x1e0 [ 956.414725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.414725][ T10] [ 956.416985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 956.417355][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 956.417355][ T10] dst_init+0x84/0x4a0 [ 956.417355][ T10] dst_alloc+0x97/0x150 [ 956.417355][ T10] ip6_dst_alloc+0x23/0x90 [ 956.417355][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 956.417355][ T10] ip6_pol_route+0x56f/0x840 [ 956.417355][ T10] fib6_rule_lookup+0x456/0x630 [ 956.417355][ T10] ip6_route_input+0x59c/0xa50 [ 956.417355][ T10] ipv6_rcv+0x397/0x810 [ 956.417355][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 956.417355][ T10] process_backlog+0x101/0x620 [ 956.417355][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 956.417355][ T10] net_rx_action+0x495/0xbe0 [ 956.417355][ T10] __do_softirq+0x1b5/0x7f6 [ 956.417355][ T10] [ 956.419338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.419338][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 956.419338][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 956.419338][ T10] fib6_nh_init+0xa22/0x1580 [ 956.419338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.419338][ T10] ip6_route_add+0x1c/0x140 [ 956.419338][ T10] inet6_rtm_newroute+0x104/0x110 [ 956.419338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.419338][ T10] netlink_rcv_skb+0x130/0x360 [ 956.419338][ T10] netlink_unicast+0x449/0x710 [ 956.419338][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.419338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.419338][ T10] ___sys_sendmsg+0xee/0x170 [ 956.419338][ T10] __sys_sendmsg+0xcd/0x170 [ 956.419338][ T10] do_syscall_64+0xc6/0x1e0 [ 956.419338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.419338][ T10] [ 956.421745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.421745][ T10] netdev_get_by_index+0x5e/0x80 [ 956.421745][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.421745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.421745][ T10] addrconf_f6i_alloc+0x265/0x560 [ 956.421745][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 956.421745][ T10] addrconf_join_anycast+0x1c0/0x220 [ 956.421745][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 956.421745][ T10] addrconf_dad_completed+0x12b/0xe20 [ 956.421745][ T10] addrconf_dad_begin+0x310/0x670 [ 956.421745][ T10] addrconf_dad_work+0x10b/0xab0 [ 956.421745][ T10] process_one_work+0x84d/0x18a0 [ 956.421745][ T10] worker_thread+0x587/0xd30 [ 956.421745][ T10] kthread+0x28a/0x350 [ 956.421745][ T10] ret_from_fork+0x31/0x70 [ 956.421745][ T10] ret_from_fork_asm+0x1a/0x30 [ 956.421745][ T10] [ 956.424263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.424263][ T10] netdev_get_by_index+0x5e/0x80 [ 956.424263][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.424263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.424263][ T10] ip6_route_add+0x1c/0x140 [ 956.424263][ T10] addrconf_prefix_route+0x2a6/0x430 [ 956.424263][ T10] inet6_addr_add+0x4f8/0xa40 [ 956.424263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.424263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.424263][ T10] netlink_rcv_skb+0x130/0x360 [ 956.424263][ T10] netlink_unicast+0x449/0x710 [ 956.424263][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.424263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.424263][ T10] ___sys_sendmsg+0xee/0x170 [ 956.424263][ T10] __sys_sendmsg+0xcd/0x170 [ 956.424263][ T10] do_syscall_64+0xc6/0x1e0 [ 956.424263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.424263][ T10] [ 956.426965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.426965][ T10] netdev_get_by_index+0x5e/0x80 [ 956.426965][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.426965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.426965][ T10] addrconf_f6i_alloc+0x315/0x560 [ 956.426965][ T10] ipv6_add_addr+0x411/0x2000 [ 956.426965][ T10] inet6_addr_add+0x30e/0xa40 [ 956.426965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.426965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.426965][ T10] netlink_rcv_skb+0x130/0x360 [ 956.426965][ T10] netlink_unicast+0x449/0x710 [ 956.426965][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.426965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.426965][ T10] ___sys_sendmsg+0xee/0x170 [ 956.426965][ T10] __sys_sendmsg+0xcd/0x170 [ 956.426965][ T10] do_syscall_64+0xc6/0x1e0 [ 956.426965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.426965][ T10] [ 956.429216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.429216][ T10] netdev_get_by_index+0x5e/0x80 [ 956.429216][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.429216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.429216][ T10] ip6_route_add+0x1c/0x140 [ 956.429216][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 956.429216][ T10] addrconf_add_dev+0xe2/0x170 [ 956.429216][ T10] inet6_addr_add+0x12f/0xa40 [ 956.429216][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.429216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.429216][ T10] netlink_rcv_skb+0x130/0x360 [ 956.429216][ T10] netlink_unicast+0x449/0x710 [ 956.429216][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.429216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.429216][ T10] ___sys_sendmsg+0xee/0x170 [ 956.429216][ T10] __sys_sendmsg+0xcd/0x170 [ 956.429216][ T10] do_syscall_64+0xc6/0x1e0 [ 956.429216][ T10] [ 956.431717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.431717][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 956.431717][ T10] ipv6_find_idev+0x102/0x170 [ 956.431717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.431717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.431717][ T10] netlink_rcv_skb+0x130/0x360 [ 956.431717][ T10] netlink_unicast+0x449/0x710 [ 956.431717][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.431717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.431717][ T10] ___sys_sendmsg+0xee/0x170 [ 956.431717][ T10] __sys_sendmsg+0xcd/0x170 [ 956.431717][ T10] do_syscall_64+0xc6/0x1e0 [ 956.431717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.431717][ T10] [ 956.433913][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 956.433913][ T10] neigh_parms_alloc+0x1e5/0x510 [ 956.433913][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 956.433913][ T10] ipv6_find_idev+0x102/0x170 [ 956.433913][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.433913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.433913][ T10] netlink_rcv_skb+0x130/0x360 [ 956.433913][ T10] netlink_unicast+0x449/0x710 [ 956.433913][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.433913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.433913][ T10] ___sys_sendmsg+0xee/0x170 [ 956.433913][ T10] __sys_sendmsg+0xcd/0x170 [ 956.433913][ T10] do_syscall_64+0xc6/0x1e0 [ 956.433913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.433913][ T10] [ 956.435902][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 956.436233][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 956.436233][ T10] netdev_get_by_index+0x5e/0x80 [ 956.436233][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.436233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.436233][ T10] ip6_route_add+0x1c/0x140 [ 956.436233][ T10] addrconf_prefix_route+0x2a6/0x430 [ 956.436233][ T10] inet6_addr_add+0x4f8/0xa40 [ 956.436233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.436233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.436233][ T10] netlink_rcv_skb+0x130/0x360 [ 956.436233][ T10] netlink_unicast+0x449/0x710 [ 956.436233][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.436233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.436233][ T10] ___sys_sendmsg+0xee/0x170 [ 956.436233][ T10] __sys_sendmsg+0xcd/0x170 [ 956.436233][ T10] do_syscall_64+0xc6/0x1e0 [ 956.436233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.436233][ T10] [ 956.438598][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 956.438598][ T10] netdev_get_by_index+0x5e/0x80 [ 956.438598][ T10] fib6_nh_init+0x3d8/0x1580 [ 956.438598][ T10] ip6_route_info_create+0xf18/0x17d0 [ 956.438598][ T10] addrconf_f6i_alloc+0x315/0x560 [ 956.438598][ T10] ipv6_add_addr+0x411/0x2000 [ 956.438598][ T10] inet6_addr_add+0x30e/0xa40 [ 956.438598][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 956.438598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.438598][ T10] netlink_rcv_skb+0x130/0x360 [ 956.438598][ T10] netlink_unicast+0x449/0x710 [ 956.438598][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.438598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.438598][ T10] ___sys_sendmsg+0xee/0x170 [ 956.438598][ T10] __sys_sendmsg+0xcd/0x170 [ 956.438598][ T10] do_syscall_64+0xc6/0x1e0 [ 956.438598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.438598][ T10] [ 956.440863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 956.440863][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 956.440863][ T10] ipv6_find_idev+0x102/0x170 [ 956.440863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.440863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.440863][ T10] netlink_rcv_skb+0x130/0x360 [ 956.440863][ T10] netlink_unicast+0x449/0x710 [ 956.440863][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.440863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.440863][ T10] ___sys_sendmsg+0xee/0x170 [ 956.440863][ T10] __sys_sendmsg+0xcd/0x170 [ 956.440863][ T10] do_syscall_64+0xc6/0x1e0 [ 956.440863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.440863][ T10] [ 956.442703][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 956.442703][ T10] neigh_parms_alloc+0x1e5/0x510 [ 956.442703][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 956.442703][ T10] ipv6_find_idev+0x102/0x170 [ 956.442703][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 956.442703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 956.442703][ T10] netlink_rcv_skb+0x130/0x360 [ 956.442703][ T10] netlink_unicast+0x449/0x710 [ 956.442703][ T10] netlink_sendmsg+0x723/0xbe0 [ 956.442703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 956.442703][ T10] ___sys_sendmsg+0xee/0x170 [ 956.442703][ T10] __sys_sendmsg+0xcd/0x170 [ 956.442703][ T10] do_syscall_64+0xc6/0x1e0 [ 956.442703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 956.442703][ T10] [ 966.566918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 966.567305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.567305][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 966.567305][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 966.567305][ T10] fib6_nh_init+0xa22/0x1580 [ 966.567305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.567305][ T10] ip6_route_add+0x1c/0x140 [ 966.567305][ T10] inet6_rtm_newroute+0x104/0x110 [ 966.567305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.567305][ T10] netlink_rcv_skb+0x130/0x360 [ 966.567305][ T10] netlink_unicast+0x449/0x710 [ 966.567305][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.567305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.567305][ T10] ___sys_sendmsg+0xee/0x170 [ 966.567305][ T10] __sys_sendmsg+0xcd/0x170 [ 966.567305][ T10] do_syscall_64+0xc6/0x1e0 [ 966.567305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.567305][ T10] [ 966.569324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.569324][ T10] dst_init+0x84/0x4a0 [ 966.569324][ T10] dst_alloc+0x97/0x150 [ 966.569324][ T10] ip6_dst_alloc+0x23/0x90 [ 966.569324][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 966.569324][ T10] ip6_pol_route+0x56f/0x840 [ 966.569324][ T10] fib6_rule_lookup+0x456/0x630 [ 966.569324][ T10] ip6_route_input+0x59c/0xa50 [ 966.569324][ T10] ipv6_rcv+0x397/0x810 [ 966.569324][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 966.569324][ T10] process_backlog+0x101/0x620 [ 966.569324][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 966.569324][ T10] net_rx_action+0x495/0xbe0 [ 966.569324][ T10] __do_softirq+0x1b5/0x7f6 [ 966.569324][ T10] [ 966.571109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.571109][ T10] netdev_get_by_index+0x5e/0x80 [ 966.571109][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.571109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.571109][ T10] addrconf_f6i_alloc+0x265/0x560 [ 966.571109][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 966.571109][ T10] addrconf_join_anycast+0x1c0/0x220 [ 966.571109][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 966.571109][ T10] addrconf_dad_completed+0x12b/0xe20 [ 966.571109][ T10] addrconf_dad_begin+0x310/0x670 [ 966.571109][ T10] addrconf_dad_work+0x10b/0xab0 [ 966.571109][ T10] process_one_work+0x84d/0x18a0 [ 966.571109][ T10] worker_thread+0x587/0xd30 [ 966.571109][ T10] kthread+0x28a/0x350 [ 966.571109][ T10] ret_from_fork+0x31/0x70 [ 966.571109][ T10] ret_from_fork_asm+0x1a/0x30 [ 966.571109][ T10] [ 966.573095][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.573095][ T10] netdev_get_by_index+0x5e/0x80 [ 966.573095][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.573095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.573095][ T10] ip6_route_add+0x1c/0x140 [ 966.573095][ T10] addrconf_prefix_route+0x2a6/0x430 [ 966.573095][ T10] inet6_addr_add+0x4f8/0xa40 [ 966.573095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.573095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.573095][ T10] netlink_rcv_skb+0x130/0x360 [ 966.573095][ T10] netlink_unicast+0x449/0x710 [ 966.573095][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.573095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.573095][ T10] ___sys_sendmsg+0xee/0x170 [ 966.573095][ T10] __sys_sendmsg+0xcd/0x170 [ 966.573095][ T10] do_syscall_64+0xc6/0x1e0 [ 966.573095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.573095][ T10] [ 966.575240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.575240][ T10] netdev_get_by_index+0x5e/0x80 [ 966.575240][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.575240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.575240][ T10] addrconf_f6i_alloc+0x315/0x560 [ 966.575240][ T10] ipv6_add_addr+0x411/0x2000 [ 966.575240][ T10] inet6_addr_add+0x30e/0xa40 [ 966.575240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.575240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.575240][ T10] netlink_rcv_skb+0x130/0x360 [ 966.575240][ T10] netlink_unicast+0x449/0x710 [ 966.575240][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.575240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.575240][ T10] ___sys_sendmsg+0xee/0x170 [ 966.575240][ T10] __sys_sendmsg+0xcd/0x170 [ 966.575240][ T10] do_syscall_64+0xc6/0x1e0 [ 966.575240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.575240][ T10] [ 966.577387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.577387][ T10] netdev_get_by_index+0x5e/0x80 [ 966.577387][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.577387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.577387][ T10] ip6_route_add+0x1c/0x140 [ 966.577387][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 966.577387][ T10] addrconf_add_dev+0xe2/0x170 [ 966.577387][ T10] inet6_addr_add+0x12f/0xa40 [ 966.577387][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.577387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.577387][ T10] netlink_rcv_skb+0x130/0x360 [ 966.577387][ T10] netlink_unicast+0x449/0x710 [ 966.577387][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.577387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.577387][ T10] ___sys_sendmsg+0xee/0x170 [ 966.577387][ T10] __sys_sendmsg+0xcd/0x170 [ 966.577387][ T10] do_syscall_64+0xc6/0x1e0 [ 966.577387][ T10] [ 966.579466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.579466][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 966.579466][ T10] ipv6_find_idev+0x102/0x170 [ 966.579466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.579466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.579466][ T10] netlink_rcv_skb+0x130/0x360 [ 966.579466][ T10] netlink_unicast+0x449/0x710 [ 966.579466][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.579466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.579466][ T10] ___sys_sendmsg+0xee/0x170 [ 966.579466][ T10] __sys_sendmsg+0xcd/0x170 [ 966.579466][ T10] do_syscall_64+0xc6/0x1e0 [ 966.579466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.579466][ T10] [ 966.581214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 966.581214][ T10] neigh_parms_alloc+0x1e5/0x510 [ 966.581214][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 966.581214][ T10] ipv6_find_idev+0x102/0x170 [ 966.581214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.581214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.581214][ T10] netlink_rcv_skb+0x130/0x360 [ 966.581214][ T10] netlink_unicast+0x449/0x710 [ 966.581214][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.581214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.581214][ T10] ___sys_sendmsg+0xee/0x170 [ 966.581214][ T10] __sys_sendmsg+0xcd/0x170 [ 966.581214][ T10] do_syscall_64+0xc6/0x1e0 [ 966.581214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.581214][ T10] [ 966.583263][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 966.583552][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 966.583552][ T10] dst_init+0x84/0x4a0 [ 966.583552][ T10] dst_alloc+0x97/0x150 [ 966.583552][ T10] ip6_dst_alloc+0x23/0x90 [ 966.583552][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 966.583552][ T10] ip6_pol_route+0x56f/0x840 [ 966.583552][ T10] fib6_rule_lookup+0x456/0x630 [ 966.583552][ T10] ip6_route_input+0x59c/0xa50 [ 966.583552][ T10] ipv6_rcv+0x397/0x810 [ 966.583552][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 966.583552][ T10] process_backlog+0x101/0x620 [ 966.583552][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 966.583552][ T10] net_rx_action+0x495/0xbe0 [ 966.583552][ T10] __do_softirq+0x1b5/0x7f6 [ 966.583552][ T10] [ 966.585689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.585689][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 966.585689][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 966.585689][ T10] fib6_nh_init+0xa22/0x1580 [ 966.585689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.585689][ T10] ip6_route_add+0x1c/0x140 [ 966.585689][ T10] inet6_rtm_newroute+0x104/0x110 [ 966.585689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.585689][ T10] netlink_rcv_skb+0x130/0x360 [ 966.585689][ T10] netlink_unicast+0x449/0x710 [ 966.585689][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.585689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.585689][ T10] ___sys_sendmsg+0xee/0x170 [ 966.585689][ T10] __sys_sendmsg+0xcd/0x170 [ 966.585689][ T10] do_syscall_64+0xc6/0x1e0 [ 966.585689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.585689][ T10] [ 966.587898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.587898][ T10] netdev_get_by_index+0x5e/0x80 [ 966.587898][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.587898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.587898][ T10] addrconf_f6i_alloc+0x265/0x560 [ 966.587898][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 966.587898][ T10] addrconf_join_anycast+0x1c0/0x220 [ 966.587898][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 966.587898][ T10] addrconf_dad_completed+0x12b/0xe20 [ 966.587898][ T10] addrconf_dad_begin+0x310/0x670 [ 966.587898][ T10] addrconf_dad_work+0x10b/0xab0 [ 966.587898][ T10] process_one_work+0x84d/0x18a0 [ 966.587898][ T10] worker_thread+0x587/0xd30 [ 966.587898][ T10] kthread+0x28a/0x350 [ 966.587898][ T10] ret_from_fork+0x31/0x70 [ 966.587898][ T10] ret_from_fork_asm+0x1a/0x30 [ 966.587898][ T10] [ 966.590138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.590138][ T10] netdev_get_by_index+0x5e/0x80 [ 966.590138][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.590138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.590138][ T10] ip6_route_add+0x1c/0x140 [ 966.590138][ T10] addrconf_prefix_route+0x2a6/0x430 [ 966.590138][ T10] inet6_addr_add+0x4f8/0xa40 [ 966.590138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.590138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.590138][ T10] netlink_rcv_skb+0x130/0x360 [ 966.590138][ T10] netlink_unicast+0x449/0x710 [ 966.590138][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.590138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.590138][ T10] ___sys_sendmsg+0xee/0x170 [ 966.590138][ T10] __sys_sendmsg+0xcd/0x170 [ 966.590138][ T10] do_syscall_64+0xc6/0x1e0 [ 966.590138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.590138][ T10] [ 966.592670][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.592670][ T10] netdev_get_by_index+0x5e/0x80 [ 966.592670][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.592670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.592670][ T10] addrconf_f6i_alloc+0x315/0x560 [ 966.592670][ T10] ipv6_add_addr+0x411/0x2000 [ 966.592670][ T10] inet6_addr_add+0x30e/0xa40 [ 966.592670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.592670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.592670][ T10] netlink_rcv_skb+0x130/0x360 [ 966.592670][ T10] netlink_unicast+0x449/0x710 [ 966.592670][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.592670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.592670][ T10] ___sys_sendmsg+0xee/0x170 [ 966.592670][ T10] __sys_sendmsg+0xcd/0x170 [ 966.592670][ T10] do_syscall_64+0xc6/0x1e0 [ 966.592670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.592670][ T10] [ 966.595014][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.595014][ T10] netdev_get_by_index+0x5e/0x80 [ 966.595014][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.595014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.595014][ T10] ip6_route_add+0x1c/0x140 [ 966.595014][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 966.595014][ T10] addrconf_add_dev+0xe2/0x170 [ 966.595014][ T10] inet6_addr_add+0x12f/0xa40 [ 966.595014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.595014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.595014][ T10] netlink_rcv_skb+0x130/0x360 [ 966.595014][ T10] netlink_unicast+0x449/0x710 [ 966.595014][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.595014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.595014][ T10] ___sys_sendmsg+0xee/0x170 [ 966.595014][ T10] __sys_sendmsg+0xcd/0x170 [ 966.595014][ T10] do_syscall_64+0xc6/0x1e0 [ 966.595014][ T10] [ 966.597301][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.597301][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 966.597301][ T10] ipv6_find_idev+0x102/0x170 [ 966.597301][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.597301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.597301][ T10] netlink_rcv_skb+0x130/0x360 [ 966.597301][ T10] netlink_unicast+0x449/0x710 [ 966.597301][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.597301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.597301][ T10] ___sys_sendmsg+0xee/0x170 [ 966.597301][ T10] __sys_sendmsg+0xcd/0x170 [ 966.597301][ T10] do_syscall_64+0xc6/0x1e0 [ 966.597301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.597301][ T10] [ 966.599380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 966.599380][ T10] neigh_parms_alloc+0x1e5/0x510 [ 966.599380][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 966.599380][ T10] ipv6_find_idev+0x102/0x170 [ 966.599380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.599380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.599380][ T10] netlink_rcv_skb+0x130/0x360 [ 966.599380][ T10] netlink_unicast+0x449/0x710 [ 966.599380][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.599380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.599380][ T10] ___sys_sendmsg+0xee/0x170 [ 966.599380][ T10] __sys_sendmsg+0xcd/0x170 [ 966.599380][ T10] do_syscall_64+0xc6/0x1e0 [ 966.599380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.599380][ T10] [ 966.601315][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 966.601574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 966.601574][ T10] netdev_get_by_index+0x5e/0x80 [ 966.601574][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.601574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.601574][ T10] ip6_route_add+0x1c/0x140 [ 966.601574][ T10] addrconf_prefix_route+0x2a6/0x430 [ 966.601574][ T10] inet6_addr_add+0x4f8/0xa40 [ 966.601574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.601574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.601574][ T10] netlink_rcv_skb+0x130/0x360 [ 966.601574][ T10] netlink_unicast+0x449/0x710 [ 966.601574][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.601574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.601574][ T10] ___sys_sendmsg+0xee/0x170 [ 966.601574][ T10] __sys_sendmsg+0xcd/0x170 [ 966.601574][ T10] do_syscall_64+0xc6/0x1e0 [ 966.601574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.601574][ T10] [ 966.603912][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 966.603912][ T10] netdev_get_by_index+0x5e/0x80 [ 966.603912][ T10] fib6_nh_init+0x3d8/0x1580 [ 966.603912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 966.603912][ T10] addrconf_f6i_alloc+0x315/0x560 [ 966.603912][ T10] ipv6_add_addr+0x411/0x2000 [ 966.603912][ T10] inet6_addr_add+0x30e/0xa40 [ 966.603912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 966.603912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.603912][ T10] netlink_rcv_skb+0x130/0x360 [ 966.603912][ T10] netlink_unicast+0x449/0x710 [ 966.603912][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.603912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.603912][ T10] ___sys_sendmsg+0xee/0x170 [ 966.603912][ T10] __sys_sendmsg+0xcd/0x170 [ 966.603912][ T10] do_syscall_64+0xc6/0x1e0 [ 966.603912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.603912][ T10] [ 966.606500][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 966.606500][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 966.606500][ T10] ipv6_find_idev+0x102/0x170 [ 966.606500][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.606500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.606500][ T10] netlink_rcv_skb+0x130/0x360 [ 966.606500][ T10] netlink_unicast+0x449/0x710 [ 966.606500][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.606500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.606500][ T10] ___sys_sendmsg+0xee/0x170 [ 966.606500][ T10] __sys_sendmsg+0xcd/0x170 [ 966.606500][ T10] do_syscall_64+0xc6/0x1e0 [ 966.606500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.606500][ T10] [ 966.608248][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 966.608248][ T10] neigh_parms_alloc+0x1e5/0x510 [ 966.608248][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 966.608248][ T10] ipv6_find_idev+0x102/0x170 [ 966.608248][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 966.608248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 966.608248][ T10] netlink_rcv_skb+0x130/0x360 [ 966.608248][ T10] netlink_unicast+0x449/0x710 [ 966.608248][ T10] netlink_sendmsg+0x723/0xbe0 [ 966.608248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 966.608248][ T10] ___sys_sendmsg+0xee/0x170 [ 966.608248][ T10] __sys_sendmsg+0xcd/0x170 [ 966.608248][ T10] do_syscall_64+0xc6/0x1e0 [ 966.608248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 966.608248][ T10] [ 976.711824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 976.712193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.712193][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 976.712193][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 976.712193][ T10] fib6_nh_init+0xa22/0x1580 [ 976.712193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.712193][ T10] ip6_route_add+0x1c/0x140 [ 976.712193][ T10] inet6_rtm_newroute+0x104/0x110 [ 976.712193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.712193][ T10] netlink_rcv_skb+0x130/0x360 [ 976.712193][ T10] netlink_unicast+0x449/0x710 [ 976.712193][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.712193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.712193][ T10] ___sys_sendmsg+0xee/0x170 [ 976.712193][ T10] __sys_sendmsg+0xcd/0x170 [ 976.712193][ T10] do_syscall_64+0xc6/0x1e0 [ 976.712193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.712193][ T10] [ 976.714165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.714165][ T10] dst_init+0x84/0x4a0 [ 976.714165][ T10] dst_alloc+0x97/0x150 [ 976.714165][ T10] ip6_dst_alloc+0x23/0x90 [ 976.714165][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 976.714165][ T10] ip6_pol_route+0x56f/0x840 [ 976.714165][ T10] fib6_rule_lookup+0x456/0x630 [ 976.714165][ T10] ip6_route_input+0x59c/0xa50 [ 976.714165][ T10] ipv6_rcv+0x397/0x810 [ 976.714165][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 976.714165][ T10] process_backlog+0x101/0x620 [ 976.714165][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 976.714165][ T10] net_rx_action+0x495/0xbe0 [ 976.714165][ T10] __do_softirq+0x1b5/0x7f6 [ 976.714165][ T10] [ 976.715893][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.715893][ T10] netdev_get_by_index+0x5e/0x80 [ 976.715893][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.715893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.715893][ T10] addrconf_f6i_alloc+0x265/0x560 [ 976.715893][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 976.715893][ T10] addrconf_join_anycast+0x1c0/0x220 [ 976.715893][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 976.715893][ T10] addrconf_dad_completed+0x12b/0xe20 [ 976.715893][ T10] addrconf_dad_begin+0x310/0x670 [ 976.715893][ T10] addrconf_dad_work+0x10b/0xab0 [ 976.715893][ T10] process_one_work+0x84d/0x18a0 [ 976.715893][ T10] worker_thread+0x587/0xd30 [ 976.715893][ T10] kthread+0x28a/0x350 [ 976.715893][ T10] ret_from_fork+0x31/0x70 [ 976.715893][ T10] ret_from_fork_asm+0x1a/0x30 [ 976.715893][ T10] [ 976.717876][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.717876][ T10] netdev_get_by_index+0x5e/0x80 [ 976.717876][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.717876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.717876][ T10] ip6_route_add+0x1c/0x140 [ 976.717876][ T10] addrconf_prefix_route+0x2a6/0x430 [ 976.717876][ T10] inet6_addr_add+0x4f8/0xa40 [ 976.717876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.717876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.717876][ T10] netlink_rcv_skb+0x130/0x360 [ 976.717876][ T10] netlink_unicast+0x449/0x710 [ 976.717876][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.717876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.717876][ T10] ___sys_sendmsg+0xee/0x170 [ 976.717876][ T10] __sys_sendmsg+0xcd/0x170 [ 976.717876][ T10] do_syscall_64+0xc6/0x1e0 [ 976.717876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.717876][ T10] [ 976.719956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.719956][ T10] netdev_get_by_index+0x5e/0x80 [ 976.719956][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.719956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.719956][ T10] addrconf_f6i_alloc+0x315/0x560 [ 976.719956][ T10] ipv6_add_addr+0x411/0x2000 [ 976.719956][ T10] inet6_addr_add+0x30e/0xa40 [ 976.719956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.719956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.719956][ T10] netlink_rcv_skb+0x130/0x360 [ 976.719956][ T10] netlink_unicast+0x449/0x710 [ 976.719956][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.719956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.719956][ T10] ___sys_sendmsg+0xee/0x170 [ 976.719956][ T10] __sys_sendmsg+0xcd/0x170 [ 976.719956][ T10] do_syscall_64+0xc6/0x1e0 [ 976.719956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.719956][ T10] [ 976.722089][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.722089][ T10] netdev_get_by_index+0x5e/0x80 [ 976.722089][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.722089][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.722089][ T10] ip6_route_add+0x1c/0x140 [ 976.722089][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 976.722089][ T10] addrconf_add_dev+0xe2/0x170 [ 976.722089][ T10] inet6_addr_add+0x12f/0xa40 [ 976.722089][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.722089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.722089][ T10] netlink_rcv_skb+0x130/0x360 [ 976.722089][ T10] netlink_unicast+0x449/0x710 [ 976.722089][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.722089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.722089][ T10] ___sys_sendmsg+0xee/0x170 [ 976.722089][ T10] __sys_sendmsg+0xcd/0x170 [ 976.722089][ T10] do_syscall_64+0xc6/0x1e0 [ 976.722089][ T10] [ 976.724299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.724299][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 976.724299][ T10] ipv6_find_idev+0x102/0x170 [ 976.724299][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.724299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.724299][ T10] netlink_rcv_skb+0x130/0x360 [ 976.724299][ T10] netlink_unicast+0x449/0x710 [ 976.724299][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.724299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.724299][ T10] ___sys_sendmsg+0xee/0x170 [ 976.724299][ T10] __sys_sendmsg+0xcd/0x170 [ 976.724299][ T10] do_syscall_64+0xc6/0x1e0 [ 976.724299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.724299][ T10] [ 976.726193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 976.726193][ T10] neigh_parms_alloc+0x1e5/0x510 [ 976.726193][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 976.726193][ T10] ipv6_find_idev+0x102/0x170 [ 976.726193][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.726193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.726193][ T10] netlink_rcv_skb+0x130/0x360 [ 976.726193][ T10] netlink_unicast+0x449/0x710 [ 976.726193][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.726193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.726193][ T10] ___sys_sendmsg+0xee/0x170 [ 976.726193][ T10] __sys_sendmsg+0xcd/0x170 [ 976.726193][ T10] do_syscall_64+0xc6/0x1e0 [ 976.726193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.726193][ T10] [ 976.728112][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 976.728400][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 976.728400][ T10] dst_init+0x84/0x4a0 [ 976.728400][ T10] dst_alloc+0x97/0x150 [ 976.728400][ T10] ip6_dst_alloc+0x23/0x90 [ 976.728400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 976.728400][ T10] ip6_pol_route+0x56f/0x840 [ 976.728400][ T10] fib6_rule_lookup+0x456/0x630 [ 976.728400][ T10] ip6_route_input+0x59c/0xa50 [ 976.728400][ T10] ipv6_rcv+0x397/0x810 [ 976.728400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 976.728400][ T10] process_backlog+0x101/0x620 [ 976.728400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 976.728400][ T10] net_rx_action+0x495/0xbe0 [ 976.728400][ T10] __do_softirq+0x1b5/0x7f6 [ 976.728400][ T10] [ 976.730274][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.730274][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 976.730274][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 976.730274][ T10] fib6_nh_init+0xa22/0x1580 [ 976.730274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.730274][ T10] ip6_route_add+0x1c/0x140 [ 976.730274][ T10] inet6_rtm_newroute+0x104/0x110 [ 976.730274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.730274][ T10] netlink_rcv_skb+0x130/0x360 [ 976.730274][ T10] netlink_unicast+0x449/0x710 [ 976.730274][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.730274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.730274][ T10] ___sys_sendmsg+0xee/0x170 [ 976.730274][ T10] __sys_sendmsg+0xcd/0x170 [ 976.730274][ T10] do_syscall_64+0xc6/0x1e0 [ 976.730274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.730274][ T10] [ 976.732594][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.732594][ T10] netdev_get_by_index+0x5e/0x80 [ 976.732594][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.732594][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.732594][ T10] addrconf_f6i_alloc+0x265/0x560 [ 976.732594][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 976.732594][ T10] addrconf_join_anycast+0x1c0/0x220 [ 976.732594][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 976.732594][ T10] addrconf_dad_completed+0x12b/0xe20 [ 976.732594][ T10] addrconf_dad_begin+0x310/0x670 [ 976.732594][ T10] addrconf_dad_work+0x10b/0xab0 [ 976.732594][ T10] process_one_work+0x84d/0x18a0 [ 976.732594][ T10] worker_thread+0x587/0xd30 [ 976.732594][ T10] kthread+0x28a/0x350 [ 976.732594][ T10] ret_from_fork+0x31/0x70 [ 976.732594][ T10] ret_from_fork_asm+0x1a/0x30 [ 976.732594][ T10] [ 976.734662][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.734662][ T10] netdev_get_by_index+0x5e/0x80 [ 976.734662][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.734662][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.734662][ T10] ip6_route_add+0x1c/0x140 [ 976.734662][ T10] addrconf_prefix_route+0x2a6/0x430 [ 976.734662][ T10] inet6_addr_add+0x4f8/0xa40 [ 976.734662][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.734662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.734662][ T10] netlink_rcv_skb+0x130/0x360 [ 976.734662][ T10] netlink_unicast+0x449/0x710 [ 976.734662][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.734662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.734662][ T10] ___sys_sendmsg+0xee/0x170 [ 976.734662][ T10] __sys_sendmsg+0xcd/0x170 [ 976.734662][ T10] do_syscall_64+0xc6/0x1e0 [ 976.734662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.734662][ T10] [ 976.736804][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.736804][ T10] netdev_get_by_index+0x5e/0x80 [ 976.736804][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.736804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.736804][ T10] addrconf_f6i_alloc+0x315/0x560 [ 976.736804][ T10] ipv6_add_addr+0x411/0x2000 [ 976.736804][ T10] inet6_addr_add+0x30e/0xa40 [ 976.736804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.736804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.736804][ T10] netlink_rcv_skb+0x130/0x360 [ 976.736804][ T10] netlink_unicast+0x449/0x710 [ 976.736804][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.736804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.736804][ T10] ___sys_sendmsg+0xee/0x170 [ 976.736804][ T10] __sys_sendmsg+0xcd/0x170 [ 976.736804][ T10] do_syscall_64+0xc6/0x1e0 [ 976.736804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.736804][ T10] [ 976.739212][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.739212][ T10] netdev_get_by_index+0x5e/0x80 [ 976.739212][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.739212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.739212][ T10] ip6_route_add+0x1c/0x140 [ 976.739212][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 976.739212][ T10] addrconf_add_dev+0xe2/0x170 [ 976.739212][ T10] inet6_addr_add+0x12f/0xa40 [ 976.739212][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.739212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.739212][ T10] netlink_rcv_skb+0x130/0x360 [ 976.739212][ T10] netlink_unicast+0x449/0x710 [ 976.739212][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.739212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.739212][ T10] ___sys_sendmsg+0xee/0x170 [ 976.739212][ T10] __sys_sendmsg+0xcd/0x170 [ 976.739212][ T10] do_syscall_64+0xc6/0x1e0 [ 976.739212][ T10] [ 976.741540][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.741540][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 976.741540][ T10] ipv6_find_idev+0x102/0x170 [ 976.741540][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.741540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.741540][ T10] netlink_rcv_skb+0x130/0x360 [ 976.741540][ T10] netlink_unicast+0x449/0x710 [ 976.741540][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.741540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.741540][ T10] ___sys_sendmsg+0xee/0x170 [ 976.741540][ T10] __sys_sendmsg+0xcd/0x170 [ 976.741540][ T10] do_syscall_64+0xc6/0x1e0 [ 976.741540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.741540][ T10] [ 976.743350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 976.743350][ T10] neigh_parms_alloc+0x1e5/0x510 [ 976.743350][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 976.743350][ T10] ipv6_find_idev+0x102/0x170 [ 976.743350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.743350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.743350][ T10] netlink_rcv_skb+0x130/0x360 [ 976.743350][ T10] netlink_unicast+0x449/0x710 [ 976.743350][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.743350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.743350][ T10] ___sys_sendmsg+0xee/0x170 [ 976.743350][ T10] __sys_sendmsg+0xcd/0x170 [ 976.743350][ T10] do_syscall_64+0xc6/0x1e0 [ 976.743350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.743350][ T10] [ 976.745551][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 976.745801][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 976.745801][ T10] netdev_get_by_index+0x5e/0x80 [ 976.745801][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.745801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.745801][ T10] ip6_route_add+0x1c/0x140 [ 976.745801][ T10] addrconf_prefix_route+0x2a6/0x430 [ 976.745801][ T10] inet6_addr_add+0x4f8/0xa40 [ 976.745801][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.745801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.745801][ T10] netlink_rcv_skb+0x130/0x360 [ 976.745801][ T10] netlink_unicast+0x449/0x710 [ 976.745801][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.745801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.745801][ T10] ___sys_sendmsg+0xee/0x170 [ 976.745801][ T10] __sys_sendmsg+0xcd/0x170 [ 976.745801][ T10] do_syscall_64+0xc6/0x1e0 [ 976.745801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.745801][ T10] [ 976.747851][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 976.747851][ T10] netdev_get_by_index+0x5e/0x80 [ 976.747851][ T10] fib6_nh_init+0x3d8/0x1580 [ 976.747851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 976.747851][ T10] addrconf_f6i_alloc+0x315/0x560 [ 976.747851][ T10] ipv6_add_addr+0x411/0x2000 [ 976.747851][ T10] inet6_addr_add+0x30e/0xa40 [ 976.747851][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 976.747851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.747851][ T10] netlink_rcv_skb+0x130/0x360 [ 976.747851][ T10] netlink_unicast+0x449/0x710 [ 976.747851][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.747851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.747851][ T10] ___sys_sendmsg+0xee/0x170 [ 976.747851][ T10] __sys_sendmsg+0xcd/0x170 [ 976.747851][ T10] do_syscall_64+0xc6/0x1e0 [ 976.747851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.747851][ T10] [ 976.749977][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 976.749977][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 976.749977][ T10] ipv6_find_idev+0x102/0x170 [ 976.749977][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.749977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.749977][ T10] netlink_rcv_skb+0x130/0x360 [ 976.749977][ T10] netlink_unicast+0x449/0x710 [ 976.749977][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.749977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.749977][ T10] ___sys_sendmsg+0xee/0x170 [ 976.749977][ T10] __sys_sendmsg+0xcd/0x170 [ 976.749977][ T10] do_syscall_64+0xc6/0x1e0 [ 976.749977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.749977][ T10] [ 976.751801][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 976.751801][ T10] neigh_parms_alloc+0x1e5/0x510 [ 976.751801][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 976.751801][ T10] ipv6_find_idev+0x102/0x170 [ 976.751801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 976.751801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 976.751801][ T10] netlink_rcv_skb+0x130/0x360 [ 976.751801][ T10] netlink_unicast+0x449/0x710 [ 976.751801][ T10] netlink_sendmsg+0x723/0xbe0 [ 976.751801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 976.751801][ T10] ___sys_sendmsg+0xee/0x170 [ 976.751801][ T10] __sys_sendmsg+0xcd/0x170 [ 976.751801][ T10] do_syscall_64+0xc6/0x1e0 [ 976.751801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 976.751801][ T10] [ 986.894916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 986.895358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.895358][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 986.895358][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 986.895358][ T10] fib6_nh_init+0xa22/0x1580 [ 986.895358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.895358][ T10] ip6_route_add+0x1c/0x140 [ 986.895358][ T10] inet6_rtm_newroute+0x104/0x110 [ 986.895358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.895358][ T10] netlink_rcv_skb+0x130/0x360 [ 986.895358][ T10] netlink_unicast+0x449/0x710 [ 986.895358][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.895358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.895358][ T10] ___sys_sendmsg+0xee/0x170 [ 986.895358][ T10] __sys_sendmsg+0xcd/0x170 [ 986.895358][ T10] do_syscall_64+0xc6/0x1e0 [ 986.895358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.895358][ T10] [ 986.897724][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.897724][ T10] dst_init+0x84/0x4a0 [ 986.897724][ T10] dst_alloc+0x97/0x150 [ 986.897724][ T10] ip6_dst_alloc+0x23/0x90 [ 986.897724][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 986.897724][ T10] ip6_pol_route+0x56f/0x840 [ 986.897724][ T10] fib6_rule_lookup+0x456/0x630 [ 986.897724][ T10] ip6_route_input+0x59c/0xa50 [ 986.897724][ T10] ipv6_rcv+0x397/0x810 [ 986.897724][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 986.897724][ T10] process_backlog+0x101/0x620 [ 986.897724][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 986.897724][ T10] net_rx_action+0x495/0xbe0 [ 986.897724][ T10] __do_softirq+0x1b5/0x7f6 [ 986.897724][ T10] [ 986.899784][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.899784][ T10] netdev_get_by_index+0x5e/0x80 [ 986.899784][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.899784][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.899784][ T10] addrconf_f6i_alloc+0x265/0x560 [ 986.899784][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 986.899784][ T10] addrconf_join_anycast+0x1c0/0x220 [ 986.899784][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 986.899784][ T10] addrconf_dad_completed+0x12b/0xe20 [ 986.899784][ T10] addrconf_dad_begin+0x310/0x670 [ 986.899784][ T10] addrconf_dad_work+0x10b/0xab0 [ 986.899784][ T10] process_one_work+0x84d/0x18a0 [ 986.899784][ T10] worker_thread+0x587/0xd30 [ 986.899784][ T10] kthread+0x28a/0x350 [ 986.899784][ T10] ret_from_fork+0x31/0x70 [ 986.899784][ T10] ret_from_fork_asm+0x1a/0x30 [ 986.899784][ T10] [ 986.902259][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.902259][ T10] netdev_get_by_index+0x5e/0x80 [ 986.902259][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.902259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.902259][ T10] ip6_route_add+0x1c/0x140 [ 986.902259][ T10] addrconf_prefix_route+0x2a6/0x430 [ 986.902259][ T10] inet6_addr_add+0x4f8/0xa40 [ 986.902259][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.902259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.902259][ T10] netlink_rcv_skb+0x130/0x360 [ 986.902259][ T10] netlink_unicast+0x449/0x710 [ 986.902259][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.902259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.902259][ T10] ___sys_sendmsg+0xee/0x170 [ 986.902259][ T10] __sys_sendmsg+0xcd/0x170 [ 986.902259][ T10] do_syscall_64+0xc6/0x1e0 [ 986.902259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.902259][ T10] [ 986.904877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.904877][ T10] netdev_get_by_index+0x5e/0x80 [ 986.904877][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.904877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.904877][ T10] addrconf_f6i_alloc+0x315/0x560 [ 986.904877][ T10] ipv6_add_addr+0x411/0x2000 [ 986.904877][ T10] inet6_addr_add+0x30e/0xa40 [ 986.904877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.904877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.904877][ T10] netlink_rcv_skb+0x130/0x360 [ 986.904877][ T10] netlink_unicast+0x449/0x710 [ 986.904877][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.904877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.904877][ T10] ___sys_sendmsg+0xee/0x170 [ 986.904877][ T10] __sys_sendmsg+0xcd/0x170 [ 986.904877][ T10] do_syscall_64+0xc6/0x1e0 [ 986.904877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.904877][ T10] [ 986.907444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.907444][ T10] netdev_get_by_index+0x5e/0x80 [ 986.907444][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.907444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.907444][ T10] ip6_route_add+0x1c/0x140 [ 986.907444][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 986.907444][ T10] addrconf_add_dev+0xe2/0x170 [ 986.907444][ T10] inet6_addr_add+0x12f/0xa40 [ 986.907444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.907444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.907444][ T10] netlink_rcv_skb+0x130/0x360 [ 986.907444][ T10] netlink_unicast+0x449/0x710 [ 986.907444][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.907444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.907444][ T10] ___sys_sendmsg+0xee/0x170 [ 986.907444][ T10] __sys_sendmsg+0xcd/0x170 [ 986.907444][ T10] do_syscall_64+0xc6/0x1e0 [ 986.907444][ T10] [ 986.909985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.909985][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 986.909985][ T10] ipv6_find_idev+0x102/0x170 [ 986.909985][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.909985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.909985][ T10] netlink_rcv_skb+0x130/0x360 [ 986.909985][ T10] netlink_unicast+0x449/0x710 [ 986.909985][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.909985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.909985][ T10] ___sys_sendmsg+0xee/0x170 [ 986.909985][ T10] __sys_sendmsg+0xcd/0x170 [ 986.909985][ T10] do_syscall_64+0xc6/0x1e0 [ 986.909985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.909985][ T10] [ 986.912003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 986.912003][ T10] neigh_parms_alloc+0x1e5/0x510 [ 986.912003][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 986.912003][ T10] ipv6_find_idev+0x102/0x170 [ 986.912003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.912003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.912003][ T10] netlink_rcv_skb+0x130/0x360 [ 986.912003][ T10] netlink_unicast+0x449/0x710 [ 986.912003][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.912003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.912003][ T10] ___sys_sendmsg+0xee/0x170 [ 986.912003][ T10] __sys_sendmsg+0xcd/0x170 [ 986.912003][ T10] do_syscall_64+0xc6/0x1e0 [ 986.912003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.912003][ T10] [ 986.914190][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 986.914597][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 986.914597][ T10] dst_init+0x84/0x4a0 [ 986.914597][ T10] dst_alloc+0x97/0x150 [ 986.914597][ T10] ip6_dst_alloc+0x23/0x90 [ 986.914597][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 986.914597][ T10] ip6_pol_route+0x56f/0x840 [ 986.914597][ T10] fib6_rule_lookup+0x456/0x630 [ 986.914597][ T10] ip6_route_input+0x59c/0xa50 [ 986.914597][ T10] ipv6_rcv+0x397/0x810 [ 986.914597][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 986.914597][ T10] process_backlog+0x101/0x620 [ 986.914597][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 986.914597][ T10] net_rx_action+0x495/0xbe0 [ 986.914597][ T10] __do_softirq+0x1b5/0x7f6 [ 986.914597][ T10] [ 986.917062][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.917062][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 986.917062][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 986.917062][ T10] fib6_nh_init+0xa22/0x1580 [ 986.917062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.917062][ T10] ip6_route_add+0x1c/0x140 [ 986.917062][ T10] inet6_rtm_newroute+0x104/0x110 [ 986.917062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.917062][ T10] netlink_rcv_skb+0x130/0x360 [ 986.917062][ T10] netlink_unicast+0x449/0x710 [ 986.917062][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.917062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.917062][ T10] ___sys_sendmsg+0xee/0x170 [ 986.917062][ T10] __sys_sendmsg+0xcd/0x170 [ 986.917062][ T10] do_syscall_64+0xc6/0x1e0 [ 986.917062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.917062][ T10] [ 986.919757][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.919757][ T10] netdev_get_by_index+0x5e/0x80 [ 986.919757][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.919757][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.919757][ T10] addrconf_f6i_alloc+0x265/0x560 [ 986.919757][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 986.919757][ T10] addrconf_join_anycast+0x1c0/0x220 [ 986.919757][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 986.919757][ T10] addrconf_dad_completed+0x12b/0xe20 [ 986.919757][ T10] addrconf_dad_begin+0x310/0x670 [ 986.919757][ T10] addrconf_dad_work+0x10b/0xab0 [ 986.919757][ T10] process_one_work+0x84d/0x18a0 [ 986.919757][ T10] worker_thread+0x587/0xd30 [ 986.919757][ T10] kthread+0x28a/0x350 [ 986.919757][ T10] ret_from_fork+0x31/0x70 [ 986.919757][ T10] ret_from_fork_asm+0x1a/0x30 [ 986.919757][ T10] [ 986.922556][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.922556][ T10] netdev_get_by_index+0x5e/0x80 [ 986.922556][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.922556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.922556][ T10] ip6_route_add+0x1c/0x140 [ 986.922556][ T10] addrconf_prefix_route+0x2a6/0x430 [ 986.922556][ T10] inet6_addr_add+0x4f8/0xa40 [ 986.922556][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.922556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.922556][ T10] netlink_rcv_skb+0x130/0x360 [ 986.922556][ T10] netlink_unicast+0x449/0x710 [ 986.922556][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.922556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.922556][ T10] ___sys_sendmsg+0xee/0x170 [ 986.922556][ T10] __sys_sendmsg+0xcd/0x170 [ 986.922556][ T10] do_syscall_64+0xc6/0x1e0 [ 986.922556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.922556][ T10] [ 986.925357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.925357][ T10] netdev_get_by_index+0x5e/0x80 [ 986.925357][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.925357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.925357][ T10] addrconf_f6i_alloc+0x315/0x560 [ 986.925357][ T10] ipv6_add_addr+0x411/0x2000 [ 986.925357][ T10] inet6_addr_add+0x30e/0xa40 [ 986.925357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.925357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.925357][ T10] netlink_rcv_skb+0x130/0x360 [ 986.925357][ T10] netlink_unicast+0x449/0x710 [ 986.925357][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.925357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.925357][ T10] ___sys_sendmsg+0xee/0x170 [ 986.925357][ T10] __sys_sendmsg+0xcd/0x170 [ 986.925357][ T10] do_syscall_64+0xc6/0x1e0 [ 986.925357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.925357][ T10] [ 986.928207][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.928207][ T10] netdev_get_by_index+0x5e/0x80 [ 986.928207][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.928207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.928207][ T10] ip6_route_add+0x1c/0x140 [ 986.928207][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 986.928207][ T10] addrconf_add_dev+0xe2/0x170 [ 986.928207][ T10] inet6_addr_add+0x12f/0xa40 [ 986.928207][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.928207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.928207][ T10] netlink_rcv_skb+0x130/0x360 [ 986.928207][ T10] netlink_unicast+0x449/0x710 [ 986.928207][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.928207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.928207][ T10] ___sys_sendmsg+0xee/0x170 [ 986.928207][ T10] __sys_sendmsg+0xcd/0x170 [ 986.928207][ T10] do_syscall_64+0xc6/0x1e0 [ 986.928207][ T10] [ 986.931276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.931276][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 986.931276][ T10] ipv6_find_idev+0x102/0x170 [ 986.931276][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.931276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.931276][ T10] netlink_rcv_skb+0x130/0x360 [ 986.931276][ T10] netlink_unicast+0x449/0x710 [ 986.931276][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.931276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.931276][ T10] ___sys_sendmsg+0xee/0x170 [ 986.931276][ T10] __sys_sendmsg+0xcd/0x170 [ 986.931276][ T10] do_syscall_64+0xc6/0x1e0 [ 986.931276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.931276][ T10] [ 986.933406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 986.933406][ T10] neigh_parms_alloc+0x1e5/0x510 [ 986.933406][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 986.933406][ T10] ipv6_find_idev+0x102/0x170 [ 986.933406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.933406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.933406][ T10] netlink_rcv_skb+0x130/0x360 [ 986.933406][ T10] netlink_unicast+0x449/0x710 [ 986.933406][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.933406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.933406][ T10] ___sys_sendmsg+0xee/0x170 [ 986.933406][ T10] __sys_sendmsg+0xcd/0x170 [ 986.933406][ T10] do_syscall_64+0xc6/0x1e0 [ 986.933406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.933406][ T10] [ 986.935748][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 986.936072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 986.936072][ T10] netdev_get_by_index+0x5e/0x80 [ 986.936072][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.936072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.936072][ T10] ip6_route_add+0x1c/0x140 [ 986.936072][ T10] addrconf_prefix_route+0x2a6/0x430 [ 986.936072][ T10] inet6_addr_add+0x4f8/0xa40 [ 986.936072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.936072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.936072][ T10] netlink_rcv_skb+0x130/0x360 [ 986.936072][ T10] netlink_unicast+0x449/0x710 [ 986.936072][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.936072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.936072][ T10] ___sys_sendmsg+0xee/0x170 [ 986.936072][ T10] __sys_sendmsg+0xcd/0x170 [ 986.936072][ T10] do_syscall_64+0xc6/0x1e0 [ 986.936072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.936072][ T10] [ 986.938727][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 986.938727][ T10] netdev_get_by_index+0x5e/0x80 [ 986.938727][ T10] fib6_nh_init+0x3d8/0x1580 [ 986.938727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 986.938727][ T10] addrconf_f6i_alloc+0x315/0x560 [ 986.938727][ T10] ipv6_add_addr+0x411/0x2000 [ 986.938727][ T10] inet6_addr_add+0x30e/0xa40 [ 986.938727][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 986.938727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.938727][ T10] netlink_rcv_skb+0x130/0x360 [ 986.938727][ T10] netlink_unicast+0x449/0x710 [ 986.938727][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.938727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.938727][ T10] ___sys_sendmsg+0xee/0x170 [ 986.938727][ T10] __sys_sendmsg+0xcd/0x170 [ 986.938727][ T10] do_syscall_64+0xc6/0x1e0 [ 986.938727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.938727][ T10] [ 986.941581][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 986.941581][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 986.941581][ T10] ipv6_find_idev+0x102/0x170 [ 986.941581][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.941581][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.941581][ T10] netlink_rcv_skb+0x130/0x360 [ 986.941581][ T10] netlink_unicast+0x449/0x710 [ 986.941581][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.941581][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.941581][ T10] ___sys_sendmsg+0xee/0x170 [ 986.941581][ T10] __sys_sendmsg+0xcd/0x170 [ 986.941581][ T10] do_syscall_64+0xc6/0x1e0 [ 986.941581][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.941581][ T10] [ 986.943647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 986.943647][ T10] neigh_parms_alloc+0x1e5/0x510 [ 986.943647][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 986.943647][ T10] ipv6_find_idev+0x102/0x170 [ 986.943647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 986.943647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 986.943647][ T10] netlink_rcv_skb+0x130/0x360 [ 986.943647][ T10] netlink_unicast+0x449/0x710 [ 986.943647][ T10] netlink_sendmsg+0x723/0xbe0 [ 986.943647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 986.943647][ T10] ___sys_sendmsg+0xee/0x170 [ 986.943647][ T10] __sys_sendmsg+0xcd/0x170 [ 986.943647][ T10] do_syscall_64+0xc6/0x1e0 [ 986.943647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 986.943647][ T10] [ 997.022923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 997.023342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.023342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 997.023342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 997.023342][ T10] fib6_nh_init+0xa22/0x1580 [ 997.023342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.023342][ T10] ip6_route_add+0x1c/0x140 [ 997.023342][ T10] inet6_rtm_newroute+0x104/0x110 [ 997.023342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.023342][ T10] netlink_rcv_skb+0x130/0x360 [ 997.023342][ T10] netlink_unicast+0x449/0x710 [ 997.023342][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.023342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.023342][ T10] ___sys_sendmsg+0xee/0x170 [ 997.023342][ T10] __sys_sendmsg+0xcd/0x170 [ 997.023342][ T10] do_syscall_64+0xc6/0x1e0 [ 997.023342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.023342][ T10] [ 997.025785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.025785][ T10] dst_init+0x84/0x4a0 [ 997.025785][ T10] dst_alloc+0x97/0x150 [ 997.025785][ T10] ip6_dst_alloc+0x23/0x90 [ 997.025785][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 997.025785][ T10] ip6_pol_route+0x56f/0x840 [ 997.025785][ T10] fib6_rule_lookup+0x456/0x630 [ 997.025785][ T10] ip6_route_input+0x59c/0xa50 [ 997.025785][ T10] ipv6_rcv+0x397/0x810 [ 997.025785][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 997.025785][ T10] process_backlog+0x101/0x620 [ 997.025785][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 997.025785][ T10] net_rx_action+0x495/0xbe0 [ 997.025785][ T10] __do_softirq+0x1b5/0x7f6 [ 997.025785][ T10] [ 997.027880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.027880][ T10] netdev_get_by_index+0x5e/0x80 [ 997.027880][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.027880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.027880][ T10] addrconf_f6i_alloc+0x265/0x560 [ 997.027880][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 997.027880][ T10] addrconf_join_anycast+0x1c0/0x220 [ 997.027880][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 997.027880][ T10] addrconf_dad_completed+0x12b/0xe20 [ 997.027880][ T10] addrconf_dad_begin+0x310/0x670 [ 997.027880][ T10] addrconf_dad_work+0x10b/0xab0 [ 997.027880][ T10] process_one_work+0x84d/0x18a0 [ 997.027880][ T10] worker_thread+0x587/0xd30 [ 997.027880][ T10] kthread+0x28a/0x350 [ 997.027880][ T10] ret_from_fork+0x31/0x70 [ 997.027880][ T10] ret_from_fork_asm+0x1a/0x30 [ 997.027880][ T10] [ 997.030370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.030370][ T10] netdev_get_by_index+0x5e/0x80 [ 997.030370][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.030370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.030370][ T10] ip6_route_add+0x1c/0x140 [ 997.030370][ T10] addrconf_prefix_route+0x2a6/0x430 [ 997.030370][ T10] inet6_addr_add+0x4f8/0xa40 [ 997.030370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.030370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.030370][ T10] netlink_rcv_skb+0x130/0x360 [ 997.030370][ T10] netlink_unicast+0x449/0x710 [ 997.030370][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.030370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.030370][ T10] ___sys_sendmsg+0xee/0x170 [ 997.030370][ T10] __sys_sendmsg+0xcd/0x170 [ 997.030370][ T10] do_syscall_64+0xc6/0x1e0 [ 997.030370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.030370][ T10] [ 997.032968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.032968][ T10] netdev_get_by_index+0x5e/0x80 [ 997.032968][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.032968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.032968][ T10] addrconf_f6i_alloc+0x315/0x560 [ 997.032968][ T10] ipv6_add_addr+0x411/0x2000 [ 997.032968][ T10] inet6_addr_add+0x30e/0xa40 [ 997.032968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.032968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.032968][ T10] netlink_rcv_skb+0x130/0x360 [ 997.032968][ T10] netlink_unicast+0x449/0x710 [ 997.032968][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.032968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.032968][ T10] ___sys_sendmsg+0xee/0x170 [ 997.032968][ T10] __sys_sendmsg+0xcd/0x170 [ 997.032968][ T10] do_syscall_64+0xc6/0x1e0 [ 997.032968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.032968][ T10] [ 997.035561][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.035561][ T10] netdev_get_by_index+0x5e/0x80 [ 997.035561][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.035561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.035561][ T10] ip6_route_add+0x1c/0x140 [ 997.035561][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 997.035561][ T10] addrconf_add_dev+0xe2/0x170 [ 997.035561][ T10] inet6_addr_add+0x12f/0xa40 [ 997.035561][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.035561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.035561][ T10] netlink_rcv_skb+0x130/0x360 [ 997.035561][ T10] netlink_unicast+0x449/0x710 [ 997.035561][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.035561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.035561][ T10] ___sys_sendmsg+0xee/0x170 [ 997.035561][ T10] __sys_sendmsg+0xcd/0x170 [ 997.035561][ T10] do_syscall_64+0xc6/0x1e0 [ 997.035561][ T10] [ 997.038426][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.038426][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 997.038426][ T10] ipv6_find_idev+0x102/0x170 [ 997.038426][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.038426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.038426][ T10] netlink_rcv_skb+0x130/0x360 [ 997.038426][ T10] netlink_unicast+0x449/0x710 [ 997.038426][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.038426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.038426][ T10] ___sys_sendmsg+0xee/0x170 [ 997.038426][ T10] __sys_sendmsg+0xcd/0x170 [ 997.038426][ T10] do_syscall_64+0xc6/0x1e0 [ 997.038426][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.038426][ T10] [ 997.040579][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 997.040579][ T10] neigh_parms_alloc+0x1e5/0x510 [ 997.040579][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 997.040579][ T10] ipv6_find_idev+0x102/0x170 [ 997.040579][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.040579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.040579][ T10] netlink_rcv_skb+0x130/0x360 [ 997.040579][ T10] netlink_unicast+0x449/0x710 [ 997.040579][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.040579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.040579][ T10] ___sys_sendmsg+0xee/0x170 [ 997.040579][ T10] __sys_sendmsg+0xcd/0x170 [ 997.040579][ T10] do_syscall_64+0xc6/0x1e0 [ 997.040579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.040579][ T10] [ 997.043158][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 997.043504][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 997.043504][ T10] dst_init+0x84/0x4a0 [ 997.043504][ T10] dst_alloc+0x97/0x150 [ 997.043504][ T10] ip6_dst_alloc+0x23/0x90 [ 997.043504][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 997.043504][ T10] ip6_pol_route+0x56f/0x840 [ 997.043504][ T10] fib6_rule_lookup+0x456/0x630 [ 997.043504][ T10] ip6_route_input+0x59c/0xa50 [ 997.043504][ T10] ipv6_rcv+0x397/0x810 [ 997.043504][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 997.043504][ T10] process_backlog+0x101/0x620 [ 997.043504][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 997.043504][ T10] net_rx_action+0x495/0xbe0 [ 997.043504][ T10] __do_softirq+0x1b5/0x7f6 [ 997.043504][ T10] [ 997.045882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.045882][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 997.045882][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 997.045882][ T10] fib6_nh_init+0xa22/0x1580 [ 997.045882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.045882][ T10] ip6_route_add+0x1c/0x140 [ 997.045882][ T10] inet6_rtm_newroute+0x104/0x110 [ 997.045882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.045882][ T10] netlink_rcv_skb+0x130/0x360 [ 997.045882][ T10] netlink_unicast+0x449/0x710 [ 997.045882][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.045882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.045882][ T10] ___sys_sendmsg+0xee/0x170 [ 997.045882][ T10] __sys_sendmsg+0xcd/0x170 [ 997.045882][ T10] do_syscall_64+0xc6/0x1e0 [ 997.045882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.045882][ T10] [ 997.048282][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.048282][ T10] netdev_get_by_index+0x5e/0x80 [ 997.048282][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.048282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.048282][ T10] addrconf_f6i_alloc+0x265/0x560 [ 997.048282][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 997.048282][ T10] addrconf_join_anycast+0x1c0/0x220 [ 997.048282][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 997.048282][ T10] addrconf_dad_completed+0x12b/0xe20 [ 997.048282][ T10] addrconf_dad_begin+0x310/0x670 [ 997.048282][ T10] addrconf_dad_work+0x10b/0xab0 [ 997.048282][ T10] process_one_work+0x84d/0x18a0 [ 997.048282][ T10] worker_thread+0x587/0xd30 [ 997.048282][ T10] kthread+0x28a/0x350 [ 997.048282][ T10] ret_from_fork+0x31/0x70 [ 997.048282][ T10] ret_from_fork_asm+0x1a/0x30 [ 997.048282][ T10] [ 997.051138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.051138][ T10] netdev_get_by_index+0x5e/0x80 [ 997.051138][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.051138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.051138][ T10] ip6_route_add+0x1c/0x140 [ 997.051138][ T10] addrconf_prefix_route+0x2a6/0x430 [ 997.051138][ T10] inet6_addr_add+0x4f8/0xa40 [ 997.051138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.051138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.051138][ T10] netlink_rcv_skb+0x130/0x360 [ 997.051138][ T10] netlink_unicast+0x449/0x710 [ 997.051138][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.051138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.051138][ T10] ___sys_sendmsg+0xee/0x170 [ 997.051138][ T10] __sys_sendmsg+0xcd/0x170 [ 997.051138][ T10] do_syscall_64+0xc6/0x1e0 [ 997.051138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.051138][ T10] [ 997.053948][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.053948][ T10] netdev_get_by_index+0x5e/0x80 [ 997.053948][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.053948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.053948][ T10] addrconf_f6i_alloc+0x315/0x560 [ 997.053948][ T10] ipv6_add_addr+0x411/0x2000 [ 997.053948][ T10] inet6_addr_add+0x30e/0xa40 [ 997.053948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.053948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.053948][ T10] netlink_rcv_skb+0x130/0x360 [ 997.053948][ T10] netlink_unicast+0x449/0x710 [ 997.053948][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.053948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.053948][ T10] ___sys_sendmsg+0xee/0x170 [ 997.053948][ T10] __sys_sendmsg+0xcd/0x170 [ 997.053948][ T10] do_syscall_64+0xc6/0x1e0 [ 997.053948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.053948][ T10] [ 997.056514][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.056514][ T10] netdev_get_by_index+0x5e/0x80 [ 997.056514][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.056514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.056514][ T10] ip6_route_add+0x1c/0x140 [ 997.056514][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 997.056514][ T10] addrconf_add_dev+0xe2/0x170 [ 997.056514][ T10] inet6_addr_add+0x12f/0xa40 [ 997.056514][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.056514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.056514][ T10] netlink_rcv_skb+0x130/0x360 [ 997.056514][ T10] netlink_unicast+0x449/0x710 [ 997.056514][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.056514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.056514][ T10] ___sys_sendmsg+0xee/0x170 [ 997.056514][ T10] __sys_sendmsg+0xcd/0x170 [ 997.056514][ T10] do_syscall_64+0xc6/0x1e0 [ 997.056514][ T10] [ 997.059588][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.059588][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 997.059588][ T10] ipv6_find_idev+0x102/0x170 [ 997.059588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.059588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.059588][ T10] netlink_rcv_skb+0x130/0x360 [ 997.059588][ T10] netlink_unicast+0x449/0x710 [ 997.059588][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.059588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.059588][ T10] ___sys_sendmsg+0xee/0x170 [ 997.059588][ T10] __sys_sendmsg+0xcd/0x170 [ 997.059588][ T10] do_syscall_64+0xc6/0x1e0 [ 997.059588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.059588][ T10] [ 997.061657][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 997.061657][ T10] neigh_parms_alloc+0x1e5/0x510 [ 997.061657][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 997.061657][ T10] ipv6_find_idev+0x102/0x170 [ 997.061657][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.061657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.061657][ T10] netlink_rcv_skb+0x130/0x360 [ 997.061657][ T10] netlink_unicast+0x449/0x710 [ 997.061657][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.061657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.061657][ T10] ___sys_sendmsg+0xee/0x170 [ 997.061657][ T10] __sys_sendmsg+0xcd/0x170 [ 997.061657][ T10] do_syscall_64+0xc6/0x1e0 [ 997.061657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.061657][ T10] [ 997.064058][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 997.064476][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 997.064476][ T10] netdev_get_by_index+0x5e/0x80 [ 997.064476][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.064476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.064476][ T10] ip6_route_add+0x1c/0x140 [ 997.064476][ T10] addrconf_prefix_route+0x2a6/0x430 [ 997.064476][ T10] inet6_addr_add+0x4f8/0xa40 [ 997.064476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.064476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.064476][ T10] netlink_rcv_skb+0x130/0x360 [ 997.064476][ T10] netlink_unicast+0x449/0x710 [ 997.064476][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.064476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.064476][ T10] ___sys_sendmsg+0xee/0x170 [ 997.064476][ T10] __sys_sendmsg+0xcd/0x170 [ 997.064476][ T10] do_syscall_64+0xc6/0x1e0 [ 997.064476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.064476][ T10] [ 997.067523][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 997.067523][ T10] netdev_get_by_index+0x5e/0x80 [ 997.067523][ T10] fib6_nh_init+0x3d8/0x1580 [ 997.067523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 997.067523][ T10] addrconf_f6i_alloc+0x315/0x560 [ 997.067523][ T10] ipv6_add_addr+0x411/0x2000 [ 997.067523][ T10] inet6_addr_add+0x30e/0xa40 [ 997.067523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 997.067523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.067523][ T10] netlink_rcv_skb+0x130/0x360 [ 997.067523][ T10] netlink_unicast+0x449/0x710 [ 997.067523][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.067523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.067523][ T10] ___sys_sendmsg+0xee/0x170 [ 997.067523][ T10] __sys_sendmsg+0xcd/0x170 [ 997.067523][ T10] do_syscall_64+0xc6/0x1e0 [ 997.067523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.067523][ T10] [ 997.070300][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 997.070300][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 997.070300][ T10] ipv6_find_idev+0x102/0x170 [ 997.070300][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.070300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.070300][ T10] netlink_rcv_skb+0x130/0x360 [ 997.070300][ T10] netlink_unicast+0x449/0x710 [ 997.070300][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.070300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.070300][ T10] ___sys_sendmsg+0xee/0x170 [ 997.070300][ T10] __sys_sendmsg+0xcd/0x170 [ 997.070300][ T10] do_syscall_64+0xc6/0x1e0 [ 997.070300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.070300][ T10] [ 997.072483][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 997.072483][ T10] neigh_parms_alloc+0x1e5/0x510 [ 997.072483][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 997.072483][ T10] ipv6_find_idev+0x102/0x170 [ 997.072483][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 997.072483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 997.072483][ T10] netlink_rcv_skb+0x130/0x360 [ 997.072483][ T10] netlink_unicast+0x449/0x710 [ 997.072483][ T10] netlink_sendmsg+0x723/0xbe0 [ 997.072483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 997.072483][ T10] ___sys_sendmsg+0xee/0x170 [ 997.072483][ T10] __sys_sendmsg+0xcd/0x170 [ 997.072483][ T10] do_syscall_64+0xc6/0x1e0 [ 997.072483][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 997.072483][ T10] [ 1007.183885][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1007.184303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.184303][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1007.184303][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1007.184303][ T10] fib6_nh_init+0xa22/0x1580 [ 1007.184303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.184303][ T10] ip6_route_add+0x1c/0x140 [ 1007.184303][ T10] inet6_rtm_newroute+0x104/0x110 [ 1007.184303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.184303][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.184303][ T10] netlink_unicast+0x449/0x710 [ 1007.184303][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.184303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.184303][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.184303][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.184303][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.184303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.184303][ T10] [ 1007.186321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.186321][ T10] dst_init+0x84/0x4a0 [ 1007.186321][ T10] dst_alloc+0x97/0x150 [ 1007.186321][ T10] ip6_dst_alloc+0x23/0x90 [ 1007.186321][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1007.186321][ T10] ip6_pol_route+0x56f/0x840 [ 1007.186321][ T10] fib6_rule_lookup+0x456/0x630 [ 1007.186321][ T10] ip6_route_input+0x59c/0xa50 [ 1007.186321][ T10] ipv6_rcv+0x397/0x810 [ 1007.186321][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1007.186321][ T10] process_backlog+0x101/0x620 [ 1007.186321][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1007.186321][ T10] net_rx_action+0x495/0xbe0 [ 1007.186321][ T10] __do_softirq+0x1b5/0x7f6 [ 1007.186321][ T10] [ 1007.188078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.188078][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.188078][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.188078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.188078][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1007.188078][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1007.188078][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1007.188078][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1007.188078][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1007.188078][ T10] addrconf_dad_begin+0x310/0x670 [ 1007.188078][ T10] addrconf_dad_work+0x10b/0xab0 [ 1007.188078][ T10] process_one_work+0x84d/0x18a0 [ 1007.188078][ T10] worker_thread+0x587/0xd30 [ 1007.188078][ T10] kthread+0x28a/0x350 [ 1007.188078][ T10] ret_from_fork+0x31/0x70 [ 1007.188078][ T10] ret_from_fork_asm+0x1a/0x30 [ 1007.188078][ T10] [ 1007.190042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.190042][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.190042][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.190042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.190042][ T10] ip6_route_add+0x1c/0x140 [ 1007.190042][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1007.190042][ T10] inet6_addr_add+0x4f8/0xa40 [ 1007.190042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.190042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.190042][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.190042][ T10] netlink_unicast+0x449/0x710 [ 1007.190042][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.190042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.190042][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.190042][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.190042][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.190042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.190042][ T10] [ 1007.192162][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.192162][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.192162][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.192162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.192162][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1007.192162][ T10] ipv6_add_addr+0x411/0x2000 [ 1007.192162][ T10] inet6_addr_add+0x30e/0xa40 [ 1007.192162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.192162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.192162][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.192162][ T10] netlink_unicast+0x449/0x710 [ 1007.192162][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.192162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.192162][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.192162][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.192162][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.192162][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.192162][ T10] [ 1007.194253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.194253][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.194253][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.194253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.194253][ T10] ip6_route_add+0x1c/0x140 [ 1007.194253][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1007.194253][ T10] addrconf_add_dev+0xe2/0x170 [ 1007.194253][ T10] inet6_addr_add+0x12f/0xa40 [ 1007.194253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.194253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.194253][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.194253][ T10] netlink_unicast+0x449/0x710 [ 1007.194253][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.194253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.194253][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.194253][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.194253][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.194253][ T10] [ 1007.196405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.196405][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1007.196405][ T10] ipv6_find_idev+0x102/0x170 [ 1007.196405][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.196405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.196405][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.196405][ T10] netlink_unicast+0x449/0x710 [ 1007.196405][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.196405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.196405][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.196405][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.196405][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.196405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.196405][ T10] [ 1007.198172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1007.198172][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1007.198172][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1007.198172][ T10] ipv6_find_idev+0x102/0x170 [ 1007.198172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.198172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.198172][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.198172][ T10] netlink_unicast+0x449/0x710 [ 1007.198172][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.198172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.198172][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.198172][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.198172][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.198172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.198172][ T10] [ 1007.200192][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1007.200498][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1007.200498][ T10] dst_init+0x84/0x4a0 [ 1007.200498][ T10] dst_alloc+0x97/0x150 [ 1007.200498][ T10] ip6_dst_alloc+0x23/0x90 [ 1007.200498][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1007.200498][ T10] ip6_pol_route+0x56f/0x840 [ 1007.200498][ T10] fib6_rule_lookup+0x456/0x630 [ 1007.200498][ T10] ip6_route_input+0x59c/0xa50 [ 1007.200498][ T10] ipv6_rcv+0x397/0x810 [ 1007.200498][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1007.200498][ T10] process_backlog+0x101/0x620 [ 1007.200498][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1007.200498][ T10] net_rx_action+0x495/0xbe0 [ 1007.200498][ T10] __do_softirq+0x1b5/0x7f6 [ 1007.200498][ T10] [ 1007.202455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.202455][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1007.202455][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1007.202455][ T10] fib6_nh_init+0xa22/0x1580 [ 1007.202455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.202455][ T10] ip6_route_add+0x1c/0x140 [ 1007.202455][ T10] inet6_rtm_newroute+0x104/0x110 [ 1007.202455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.202455][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.202455][ T10] netlink_unicast+0x449/0x710 [ 1007.202455][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.202455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.202455][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.202455][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.202455][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.202455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.202455][ T10] [ 1007.204755][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.204755][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.204755][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.204755][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.204755][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1007.204755][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1007.204755][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1007.204755][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1007.204755][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1007.204755][ T10] addrconf_dad_begin+0x310/0x670 [ 1007.204755][ T10] addrconf_dad_work+0x10b/0xab0 [ 1007.204755][ T10] process_one_work+0x84d/0x18a0 [ 1007.204755][ T10] worker_thread+0x587/0xd30 [ 1007.204755][ T10] kthread+0x28a/0x350 [ 1007.204755][ T10] ret_from_fork+0x31/0x70 [ 1007.204755][ T10] ret_from_fork_asm+0x1a/0x30 [ 1007.204755][ T10] [ 1007.206942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.206942][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.206942][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.206942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.206942][ T10] ip6_route_add+0x1c/0x140 [ 1007.206942][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1007.206942][ T10] inet6_addr_add+0x4f8/0xa40 [ 1007.206942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.206942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.206942][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.206942][ T10] netlink_unicast+0x449/0x710 [ 1007.206942][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.206942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.206942][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.206942][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.206942][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.206942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.206942][ T10] [ 1007.209155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.209155][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.209155][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.209155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.209155][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1007.209155][ T10] ipv6_add_addr+0x411/0x2000 [ 1007.209155][ T10] inet6_addr_add+0x30e/0xa40 [ 1007.209155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.209155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.209155][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.209155][ T10] netlink_unicast+0x449/0x710 [ 1007.209155][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.209155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.209155][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.209155][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.209155][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.209155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.209155][ T10] [ 1007.211590][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.211590][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.211590][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.211590][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.211590][ T10] ip6_route_add+0x1c/0x140 [ 1007.211590][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1007.211590][ T10] addrconf_add_dev+0xe2/0x170 [ 1007.211590][ T10] inet6_addr_add+0x12f/0xa40 [ 1007.211590][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.211590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.211590][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.211590][ T10] netlink_unicast+0x449/0x710 [ 1007.211590][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.211590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.211590][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.211590][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.211590][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.211590][ T10] [ 1007.213890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.213890][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1007.213890][ T10] ipv6_find_idev+0x102/0x170 [ 1007.213890][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.213890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.213890][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.213890][ T10] netlink_unicast+0x449/0x710 [ 1007.213890][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.213890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.213890][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.213890][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.213890][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.213890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.213890][ T10] [ 1007.215745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1007.215745][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1007.215745][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1007.215745][ T10] ipv6_find_idev+0x102/0x170 [ 1007.215745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.215745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.215745][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.215745][ T10] netlink_unicast+0x449/0x710 [ 1007.215745][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.215745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.215745][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.215745][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.215745][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.215745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.215745][ T10] [ 1007.217835][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1007.218092][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1007.218092][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.218092][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.218092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.218092][ T10] ip6_route_add+0x1c/0x140 [ 1007.218092][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1007.218092][ T10] inet6_addr_add+0x4f8/0xa40 [ 1007.218092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.218092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.218092][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.218092][ T10] netlink_unicast+0x449/0x710 [ 1007.218092][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.218092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.218092][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.218092][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.218092][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.218092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.218092][ T10] [ 1007.220433][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1007.220433][ T10] netdev_get_by_index+0x5e/0x80 [ 1007.220433][ T10] fib6_nh_init+0x3d8/0x1580 [ 1007.220433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1007.220433][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1007.220433][ T10] ipv6_add_addr+0x411/0x2000 [ 1007.220433][ T10] inet6_addr_add+0x30e/0xa40 [ 1007.220433][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1007.220433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.220433][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.220433][ T10] netlink_unicast+0x449/0x710 [ 1007.220433][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.220433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.220433][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.220433][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.220433][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.220433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.220433][ T10] [ 1007.222612][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1007.222612][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1007.222612][ T10] ipv6_find_idev+0x102/0x170 [ 1007.222612][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.222612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.222612][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.222612][ T10] netlink_unicast+0x449/0x710 [ 1007.222612][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.222612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.222612][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.222612][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.222612][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.222612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.222612][ T10] [ 1007.224625][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1007.224625][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1007.224625][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1007.224625][ T10] ipv6_find_idev+0x102/0x170 [ 1007.224625][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1007.224625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1007.224625][ T10] netlink_rcv_skb+0x130/0x360 [ 1007.224625][ T10] netlink_unicast+0x449/0x710 [ 1007.224625][ T10] netlink_sendmsg+0x723/0xbe0 [ 1007.224625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1007.224625][ T10] ___sys_sendmsg+0xee/0x170 [ 1007.224625][ T10] __sys_sendmsg+0xcd/0x170 [ 1007.224625][ T10] do_syscall_64+0xc6/0x1e0 [ 1007.224625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1007.224625][ T10] [ 1017.334843][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1017.335196][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.335196][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1017.335196][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1017.335196][ T10] fib6_nh_init+0xa22/0x1580 [ 1017.335196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.335196][ T10] ip6_route_add+0x1c/0x140 [ 1017.335196][ T10] inet6_rtm_newroute+0x104/0x110 [ 1017.335196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.335196][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.335196][ T10] netlink_unicast+0x449/0x710 [ 1017.335196][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.335196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.335196][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.335196][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.335196][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.335196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.335196][ T10] [ 1017.337219][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.337219][ T10] dst_init+0x84/0x4a0 [ 1017.337219][ T10] dst_alloc+0x97/0x150 [ 1017.337219][ T10] ip6_dst_alloc+0x23/0x90 [ 1017.337219][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1017.337219][ T10] ip6_pol_route+0x56f/0x840 [ 1017.337219][ T10] fib6_rule_lookup+0x456/0x630 [ 1017.337219][ T10] ip6_route_input+0x59c/0xa50 [ 1017.337219][ T10] ipv6_rcv+0x397/0x810 [ 1017.337219][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1017.337219][ T10] process_backlog+0x101/0x620 [ 1017.337219][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1017.337219][ T10] net_rx_action+0x495/0xbe0 [ 1017.337219][ T10] __do_softirq+0x1b5/0x7f6 [ 1017.337219][ T10] [ 1017.338980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.338980][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.338980][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.338980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.338980][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1017.338980][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1017.338980][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1017.338980][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1017.338980][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1017.338980][ T10] addrconf_dad_begin+0x310/0x670 [ 1017.338980][ T10] addrconf_dad_work+0x10b/0xab0 [ 1017.338980][ T10] process_one_work+0x84d/0x18a0 [ 1017.338980][ T10] worker_thread+0x587/0xd30 [ 1017.338980][ T10] kthread+0x28a/0x350 [ 1017.338980][ T10] ret_from_fork+0x31/0x70 [ 1017.338980][ T10] ret_from_fork_asm+0x1a/0x30 [ 1017.338980][ T10] [ 1017.341046][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.341046][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.341046][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.341046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.341046][ T10] ip6_route_add+0x1c/0x140 [ 1017.341046][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1017.341046][ T10] inet6_addr_add+0x4f8/0xa40 [ 1017.341046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.341046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.341046][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.341046][ T10] netlink_unicast+0x449/0x710 [ 1017.341046][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.341046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.341046][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.341046][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.341046][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.341046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.341046][ T10] [ 1017.343180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.343180][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.343180][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.343180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.343180][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1017.343180][ T10] ipv6_add_addr+0x411/0x2000 [ 1017.343180][ T10] inet6_addr_add+0x30e/0xa40 [ 1017.343180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.343180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.343180][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.343180][ T10] netlink_unicast+0x449/0x710 [ 1017.343180][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.343180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.343180][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.343180][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.343180][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.343180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.343180][ T10] [ 1017.345377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.345377][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.345377][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.345377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.345377][ T10] ip6_route_add+0x1c/0x140 [ 1017.345377][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1017.345377][ T10] addrconf_add_dev+0xe2/0x170 [ 1017.345377][ T10] inet6_addr_add+0x12f/0xa40 [ 1017.345377][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.345377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.345377][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.345377][ T10] netlink_unicast+0x449/0x710 [ 1017.345377][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.345377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.345377][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.345377][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.345377][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.345377][ T10] [ 1017.347408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.347408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1017.347408][ T10] ipv6_find_idev+0x102/0x170 [ 1017.347408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.347408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.347408][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.347408][ T10] netlink_unicast+0x449/0x710 [ 1017.347408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.347408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.347408][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.347408][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.347408][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.347408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.347408][ T10] [ 1017.349017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1017.349017][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1017.349017][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1017.349017][ T10] ipv6_find_idev+0x102/0x170 [ 1017.349017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.349017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.349017][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.349017][ T10] netlink_unicast+0x449/0x710 [ 1017.349017][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.349017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.349017][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.349017][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.349017][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.349017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.349017][ T10] [ 1017.351017][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1017.351312][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1017.351312][ T10] dst_init+0x84/0x4a0 [ 1017.351312][ T10] dst_alloc+0x97/0x150 [ 1017.351312][ T10] ip6_dst_alloc+0x23/0x90 [ 1017.351312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1017.351312][ T10] ip6_pol_route+0x56f/0x840 [ 1017.351312][ T10] fib6_rule_lookup+0x456/0x630 [ 1017.351312][ T10] ip6_route_input+0x59c/0xa50 [ 1017.351312][ T10] ipv6_rcv+0x397/0x810 [ 1017.351312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1017.351312][ T10] process_backlog+0x101/0x620 [ 1017.351312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1017.351312][ T10] net_rx_action+0x495/0xbe0 [ 1017.351312][ T10] __do_softirq+0x1b5/0x7f6 [ 1017.351312][ T10] [ 1017.353051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.353051][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1017.353051][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1017.353051][ T10] fib6_nh_init+0xa22/0x1580 [ 1017.353051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.353051][ T10] ip6_route_add+0x1c/0x140 [ 1017.353051][ T10] inet6_rtm_newroute+0x104/0x110 [ 1017.353051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.353051][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.353051][ T10] netlink_unicast+0x449/0x710 [ 1017.353051][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.353051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.353051][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.353051][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.353051][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.353051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.353051][ T10] [ 1017.355508][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.355508][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.355508][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.355508][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.355508][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1017.355508][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1017.355508][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1017.355508][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1017.355508][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1017.355508][ T10] addrconf_dad_begin+0x310/0x670 [ 1017.355508][ T10] addrconf_dad_work+0x10b/0xab0 [ 1017.355508][ T10] process_one_work+0x84d/0x18a0 [ 1017.355508][ T10] worker_thread+0x587/0xd30 [ 1017.355508][ T10] kthread+0x28a/0x350 [ 1017.355508][ T10] ret_from_fork+0x31/0x70 [ 1017.355508][ T10] ret_from_fork_asm+0x1a/0x30 [ 1017.355508][ T10] [ 1017.357676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.357676][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.357676][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.357676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.357676][ T10] ip6_route_add+0x1c/0x140 [ 1017.357676][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1017.357676][ T10] inet6_addr_add+0x4f8/0xa40 [ 1017.357676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.357676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.357676][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.357676][ T10] netlink_unicast+0x449/0x710 [ 1017.357676][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.357676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.357676][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.357676][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.357676][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.357676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.357676][ T10] [ 1017.359845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.359845][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.359845][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.359845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.359845][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1017.359845][ T10] ipv6_add_addr+0x411/0x2000 [ 1017.359845][ T10] inet6_addr_add+0x30e/0xa40 [ 1017.359845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.359845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.359845][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.359845][ T10] netlink_unicast+0x449/0x710 [ 1017.359845][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.359845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.359845][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.359845][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.359845][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.359845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.359845][ T10] [ 1017.362275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.362275][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.362275][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.362275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.362275][ T10] ip6_route_add+0x1c/0x140 [ 1017.362275][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1017.362275][ T10] addrconf_add_dev+0xe2/0x170 [ 1017.362275][ T10] inet6_addr_add+0x12f/0xa40 [ 1017.362275][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.362275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.362275][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.362275][ T10] netlink_unicast+0x449/0x710 [ 1017.362275][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.362275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.362275][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.362275][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.362275][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.362275][ T10] [ 1017.364538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.364538][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1017.364538][ T10] ipv6_find_idev+0x102/0x170 [ 1017.364538][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.364538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.364538][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.364538][ T10] netlink_unicast+0x449/0x710 [ 1017.364538][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.364538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.364538][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.364538][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.364538][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.364538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.364538][ T10] [ 1017.366411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1017.366411][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1017.366411][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1017.366411][ T10] ipv6_find_idev+0x102/0x170 [ 1017.366411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.366411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.366411][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.366411][ T10] netlink_unicast+0x449/0x710 [ 1017.366411][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.366411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.366411][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.366411][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.366411][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.366411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.366411][ T10] [ 1017.368420][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1017.368667][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1017.368667][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.368667][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.368667][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.368667][ T10] ip6_route_add+0x1c/0x140 [ 1017.368667][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1017.368667][ T10] inet6_addr_add+0x4f8/0xa40 [ 1017.368667][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.368667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.368667][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.368667][ T10] netlink_unicast+0x449/0x710 [ 1017.368667][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.368667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.368667][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.368667][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.368667][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.368667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.368667][ T10] [ 1017.371124][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1017.371124][ T10] netdev_get_by_index+0x5e/0x80 [ 1017.371124][ T10] fib6_nh_init+0x3d8/0x1580 [ 1017.371124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1017.371124][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1017.371124][ T10] ipv6_add_addr+0x411/0x2000 [ 1017.371124][ T10] inet6_addr_add+0x30e/0xa40 [ 1017.371124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1017.371124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.371124][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.371124][ T10] netlink_unicast+0x449/0x710 [ 1017.371124][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.371124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.371124][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.371124][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.371124][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.371124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.371124][ T10] [ 1017.373275][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1017.373275][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1017.373275][ T10] ipv6_find_idev+0x102/0x170 [ 1017.373275][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.373275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.373275][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.373275][ T10] netlink_unicast+0x449/0x710 [ 1017.373275][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.373275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.373275][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.373275][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.373275][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.373275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.373275][ T10] [ 1017.375246][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1017.375246][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1017.375246][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1017.375246][ T10] ipv6_find_idev+0x102/0x170 [ 1017.375246][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1017.375246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1017.375246][ T10] netlink_rcv_skb+0x130/0x360 [ 1017.375246][ T10] netlink_unicast+0x449/0x710 [ 1017.375246][ T10] netlink_sendmsg+0x723/0xbe0 [ 1017.375246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1017.375246][ T10] ___sys_sendmsg+0xee/0x170 [ 1017.375246][ T10] __sys_sendmsg+0xcd/0x170 [ 1017.375246][ T10] do_syscall_64+0xc6/0x1e0 [ 1017.375246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1017.375246][ T10] [ 1027.518858][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1027.519247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.519247][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1027.519247][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1027.519247][ T10] fib6_nh_init+0xa22/0x1580 [ 1027.519247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.519247][ T10] ip6_route_add+0x1c/0x140 [ 1027.519247][ T10] inet6_rtm_newroute+0x104/0x110 [ 1027.519247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.519247][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.519247][ T10] netlink_unicast+0x449/0x710 [ 1027.519247][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.519247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.519247][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.519247][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.519247][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.519247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.519247][ T10] [ 1027.521463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.521463][ T10] dst_init+0x84/0x4a0 [ 1027.521463][ T10] dst_alloc+0x97/0x150 [ 1027.521463][ T10] ip6_dst_alloc+0x23/0x90 [ 1027.521463][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1027.521463][ T10] ip6_pol_route+0x56f/0x840 [ 1027.521463][ T10] fib6_rule_lookup+0x456/0x630 [ 1027.521463][ T10] ip6_route_input+0x59c/0xa50 [ 1027.521463][ T10] ipv6_rcv+0x397/0x810 [ 1027.521463][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1027.521463][ T10] process_backlog+0x101/0x620 [ 1027.521463][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1027.521463][ T10] net_rx_action+0x495/0xbe0 [ 1027.521463][ T10] __do_softirq+0x1b5/0x7f6 [ 1027.521463][ T10] [ 1027.523394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.523394][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.523394][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.523394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.523394][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1027.523394][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1027.523394][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1027.523394][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1027.523394][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1027.523394][ T10] addrconf_dad_begin+0x310/0x670 [ 1027.523394][ T10] addrconf_dad_work+0x10b/0xab0 [ 1027.523394][ T10] process_one_work+0x84d/0x18a0 [ 1027.523394][ T10] worker_thread+0x587/0xd30 [ 1027.523394][ T10] kthread+0x28a/0x350 [ 1027.523394][ T10] ret_from_fork+0x31/0x70 [ 1027.523394][ T10] ret_from_fork_asm+0x1a/0x30 [ 1027.523394][ T10] [ 1027.525665][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.525665][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.525665][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.525665][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.525665][ T10] ip6_route_add+0x1c/0x140 [ 1027.525665][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1027.525665][ T10] inet6_addr_add+0x4f8/0xa40 [ 1027.525665][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.525665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.525665][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.525665][ T10] netlink_unicast+0x449/0x710 [ 1027.525665][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.525665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.525665][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.525665][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.525665][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.525665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.525665][ T10] [ 1027.527981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.527981][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.527981][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.527981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.527981][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1027.527981][ T10] ipv6_add_addr+0x411/0x2000 [ 1027.527981][ T10] inet6_addr_add+0x30e/0xa40 [ 1027.527981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.527981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.527981][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.527981][ T10] netlink_unicast+0x449/0x710 [ 1027.527981][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.527981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.527981][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.527981][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.527981][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.527981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.527981][ T10] [ 1027.530429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.530429][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.530429][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.530429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.530429][ T10] ip6_route_add+0x1c/0x140 [ 1027.530429][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1027.530429][ T10] addrconf_add_dev+0xe2/0x170 [ 1027.530429][ T10] inet6_addr_add+0x12f/0xa40 [ 1027.530429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.530429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.530429][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.530429][ T10] netlink_unicast+0x449/0x710 [ 1027.530429][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.530429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.530429][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.530429][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.530429][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.530429][ T10] [ 1027.532724][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.532724][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1027.532724][ T10] ipv6_find_idev+0x102/0x170 [ 1027.532724][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.532724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.532724][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.532724][ T10] netlink_unicast+0x449/0x710 [ 1027.532724][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.532724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.532724][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.532724][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.532724][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.532724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.532724][ T10] [ 1027.534549][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1027.534549][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1027.534549][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1027.534549][ T10] ipv6_find_idev+0x102/0x170 [ 1027.534549][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.534549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.534549][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.534549][ T10] netlink_unicast+0x449/0x710 [ 1027.534549][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.534549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.534549][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.534549][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.534549][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.534549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.534549][ T10] [ 1027.536624][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1027.536985][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1027.536985][ T10] dst_init+0x84/0x4a0 [ 1027.536985][ T10] dst_alloc+0x97/0x150 [ 1027.536985][ T10] ip6_dst_alloc+0x23/0x90 [ 1027.536985][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1027.536985][ T10] ip6_pol_route+0x56f/0x840 [ 1027.536985][ T10] fib6_rule_lookup+0x456/0x630 [ 1027.536985][ T10] ip6_route_input+0x59c/0xa50 [ 1027.536985][ T10] ipv6_rcv+0x397/0x810 [ 1027.536985][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1027.536985][ T10] process_backlog+0x101/0x620 [ 1027.536985][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1027.536985][ T10] net_rx_action+0x495/0xbe0 [ 1027.536985][ T10] __do_softirq+0x1b5/0x7f6 [ 1027.536985][ T10] [ 1027.538893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.538893][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1027.538893][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1027.538893][ T10] fib6_nh_init+0xa22/0x1580 [ 1027.538893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.538893][ T10] ip6_route_add+0x1c/0x140 [ 1027.538893][ T10] inet6_rtm_newroute+0x104/0x110 [ 1027.538893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.538893][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.538893][ T10] netlink_unicast+0x449/0x710 [ 1027.538893][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.538893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.538893][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.538893][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.538893][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.538893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.538893][ T10] [ 1027.541281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.541281][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.541281][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.541281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.541281][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1027.541281][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1027.541281][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1027.541281][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1027.541281][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1027.541281][ T10] addrconf_dad_begin+0x310/0x670 [ 1027.541281][ T10] addrconf_dad_work+0x10b/0xab0 [ 1027.541281][ T10] process_one_work+0x84d/0x18a0 [ 1027.541281][ T10] worker_thread+0x587/0xd30 [ 1027.541281][ T10] kthread+0x28a/0x350 [ 1027.541281][ T10] ret_from_fork+0x31/0x70 [ 1027.541281][ T10] ret_from_fork_asm+0x1a/0x30 [ 1027.541281][ T10] [ 1027.543689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.543689][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.543689][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.543689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.543689][ T10] ip6_route_add+0x1c/0x140 [ 1027.543689][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1027.543689][ T10] inet6_addr_add+0x4f8/0xa40 [ 1027.543689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.543689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.543689][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.543689][ T10] netlink_unicast+0x449/0x710 [ 1027.543689][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.543689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.543689][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.543689][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.543689][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.543689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.543689][ T10] [ 1027.546303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.546303][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.546303][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.546303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.546303][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1027.546303][ T10] ipv6_add_addr+0x411/0x2000 [ 1027.546303][ T10] inet6_addr_add+0x30e/0xa40 [ 1027.546303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.546303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.546303][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.546303][ T10] netlink_unicast+0x449/0x710 [ 1027.546303][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.546303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.546303][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.546303][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.546303][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.546303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.546303][ T10] [ 1027.548932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.548932][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.548932][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.548932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.548932][ T10] ip6_route_add+0x1c/0x140 [ 1027.548932][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1027.548932][ T10] addrconf_add_dev+0xe2/0x170 [ 1027.548932][ T10] inet6_addr_add+0x12f/0xa40 [ 1027.548932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.548932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.548932][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.548932][ T10] netlink_unicast+0x449/0x710 [ 1027.548932][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.548932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.548932][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.548932][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.548932][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.548932][ T10] [ 1027.551510][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.551510][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1027.551510][ T10] ipv6_find_idev+0x102/0x170 [ 1027.551510][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.551510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.551510][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.551510][ T10] netlink_unicast+0x449/0x710 [ 1027.551510][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.551510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.551510][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.551510][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.551510][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.551510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.551510][ T10] [ 1027.553726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1027.553726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1027.553726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1027.553726][ T10] ipv6_find_idev+0x102/0x170 [ 1027.553726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.553726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.553726][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.553726][ T10] netlink_unicast+0x449/0x710 [ 1027.553726][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.553726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.553726][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.553726][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.553726][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.553726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.553726][ T10] [ 1027.555878][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1027.556172][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1027.556172][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.556172][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.556172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.556172][ T10] ip6_route_add+0x1c/0x140 [ 1027.556172][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1027.556172][ T10] inet6_addr_add+0x4f8/0xa40 [ 1027.556172][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.556172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.556172][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.556172][ T10] netlink_unicast+0x449/0x710 [ 1027.556172][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.556172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.556172][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.556172][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.556172][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.556172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.556172][ T10] [ 1027.558629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1027.558629][ T10] netdev_get_by_index+0x5e/0x80 [ 1027.558629][ T10] fib6_nh_init+0x3d8/0x1580 [ 1027.558629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1027.558629][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1027.558629][ T10] ipv6_add_addr+0x411/0x2000 [ 1027.558629][ T10] inet6_addr_add+0x30e/0xa40 [ 1027.558629][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1027.558629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.558629][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.558629][ T10] netlink_unicast+0x449/0x710 [ 1027.558629][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.558629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.558629][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.558629][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.558629][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.558629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.558629][ T10] [ 1027.561445][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1027.561445][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1027.561445][ T10] ipv6_find_idev+0x102/0x170 [ 1027.561445][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.561445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.561445][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.561445][ T10] netlink_unicast+0x449/0x710 [ 1027.561445][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.561445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.561445][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.561445][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.561445][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.561445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.561445][ T10] [ 1027.563307][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1027.563307][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1027.563307][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1027.563307][ T10] ipv6_find_idev+0x102/0x170 [ 1027.563307][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1027.563307][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1027.563307][ T10] netlink_rcv_skb+0x130/0x360 [ 1027.563307][ T10] netlink_unicast+0x449/0x710 [ 1027.563307][ T10] netlink_sendmsg+0x723/0xbe0 [ 1027.563307][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1027.563307][ T10] ___sys_sendmsg+0xee/0x170 [ 1027.563307][ T10] __sys_sendmsg+0xcd/0x170 [ 1027.563307][ T10] do_syscall_64+0xc6/0x1e0 [ 1027.563307][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1027.563307][ T10] [ 1037.686916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1037.687318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.687318][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1037.687318][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1037.687318][ T10] fib6_nh_init+0xa22/0x1580 [ 1037.687318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.687318][ T10] ip6_route_add+0x1c/0x140 [ 1037.687318][ T10] inet6_rtm_newroute+0x104/0x110 [ 1037.687318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.687318][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.687318][ T10] netlink_unicast+0x449/0x710 [ 1037.687318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.687318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.687318][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.687318][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.687318][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.687318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.687318][ T10] [ 1037.689445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.689445][ T10] dst_init+0x84/0x4a0 [ 1037.689445][ T10] dst_alloc+0x97/0x150 [ 1037.689445][ T10] ip6_dst_alloc+0x23/0x90 [ 1037.689445][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1037.689445][ T10] ip6_pol_route+0x56f/0x840 [ 1037.689445][ T10] fib6_rule_lookup+0x456/0x630 [ 1037.689445][ T10] ip6_route_input+0x59c/0xa50 [ 1037.689445][ T10] ipv6_rcv+0x397/0x810 [ 1037.689445][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1037.689445][ T10] process_backlog+0x101/0x620 [ 1037.689445][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1037.689445][ T10] net_rx_action+0x495/0xbe0 [ 1037.689445][ T10] __do_softirq+0x1b5/0x7f6 [ 1037.689445][ T10] [ 1037.691284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.691284][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.691284][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.691284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.691284][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1037.691284][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1037.691284][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1037.691284][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1037.691284][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1037.691284][ T10] addrconf_dad_begin+0x310/0x670 [ 1037.691284][ T10] addrconf_dad_work+0x10b/0xab0 [ 1037.691284][ T10] process_one_work+0x84d/0x18a0 [ 1037.691284][ T10] worker_thread+0x587/0xd30 [ 1037.691284][ T10] kthread+0x28a/0x350 [ 1037.691284][ T10] ret_from_fork+0x31/0x70 [ 1037.691284][ T10] ret_from_fork_asm+0x1a/0x30 [ 1037.691284][ T10] [ 1037.693594][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.693594][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.693594][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.693594][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.693594][ T10] ip6_route_add+0x1c/0x140 [ 1037.693594][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1037.693594][ T10] inet6_addr_add+0x4f8/0xa40 [ 1037.693594][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.693594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.693594][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.693594][ T10] netlink_unicast+0x449/0x710 [ 1037.693594][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.693594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.693594][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.693594][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.693594][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.693594][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.693594][ T10] [ 1037.696100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.696100][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.696100][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.696100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.696100][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1037.696100][ T10] ipv6_add_addr+0x411/0x2000 [ 1037.696100][ T10] inet6_addr_add+0x30e/0xa40 [ 1037.696100][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.696100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.696100][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.696100][ T10] netlink_unicast+0x449/0x710 [ 1037.696100][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.696100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.696100][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.696100][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.696100][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.696100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.696100][ T10] [ 1037.698684][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.698684][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.698684][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.698684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.698684][ T10] ip6_route_add+0x1c/0x140 [ 1037.698684][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1037.698684][ T10] addrconf_add_dev+0xe2/0x170 [ 1037.698684][ T10] inet6_addr_add+0x12f/0xa40 [ 1037.698684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.698684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.698684][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.698684][ T10] netlink_unicast+0x449/0x710 [ 1037.698684][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.698684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.698684][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.698684][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.698684][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.698684][ T10] [ 1037.701169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.701169][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1037.701169][ T10] ipv6_find_idev+0x102/0x170 [ 1037.701169][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.701169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.701169][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.701169][ T10] netlink_unicast+0x449/0x710 [ 1037.701169][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.701169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.701169][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.701169][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.701169][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.701169][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.701169][ T10] [ 1037.703081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1037.703081][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1037.703081][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1037.703081][ T10] ipv6_find_idev+0x102/0x170 [ 1037.703081][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.703081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.703081][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.703081][ T10] netlink_unicast+0x449/0x710 [ 1037.703081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.703081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.703081][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.703081][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.703081][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.703081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.703081][ T10] [ 1037.705270][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1037.705580][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1037.705580][ T10] dst_init+0x84/0x4a0 [ 1037.705580][ T10] dst_alloc+0x97/0x150 [ 1037.705580][ T10] ip6_dst_alloc+0x23/0x90 [ 1037.705580][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1037.705580][ T10] ip6_pol_route+0x56f/0x840 [ 1037.705580][ T10] fib6_rule_lookup+0x456/0x630 [ 1037.705580][ T10] ip6_route_input+0x59c/0xa50 [ 1037.705580][ T10] ipv6_rcv+0x397/0x810 [ 1037.705580][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1037.705580][ T10] process_backlog+0x101/0x620 [ 1037.705580][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1037.705580][ T10] net_rx_action+0x495/0xbe0 [ 1037.705580][ T10] __do_softirq+0x1b5/0x7f6 [ 1037.705580][ T10] [ 1037.707622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.707622][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1037.707622][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1037.707622][ T10] fib6_nh_init+0xa22/0x1580 [ 1037.707622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.707622][ T10] ip6_route_add+0x1c/0x140 [ 1037.707622][ T10] inet6_rtm_newroute+0x104/0x110 [ 1037.707622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.707622][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.707622][ T10] netlink_unicast+0x449/0x710 [ 1037.707622][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.707622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.707622][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.707622][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.707622][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.707622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.707622][ T10] [ 1037.710064][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.710064][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.710064][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.710064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.710064][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1037.710064][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1037.710064][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1037.710064][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1037.710064][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1037.710064][ T10] addrconf_dad_begin+0x310/0x670 [ 1037.710064][ T10] addrconf_dad_work+0x10b/0xab0 [ 1037.710064][ T10] process_one_work+0x84d/0x18a0 [ 1037.710064][ T10] worker_thread+0x587/0xd30 [ 1037.710064][ T10] kthread+0x28a/0x350 [ 1037.710064][ T10] ret_from_fork+0x31/0x70 [ 1037.710064][ T10] ret_from_fork_asm+0x1a/0x30 [ 1037.710064][ T10] [ 1037.712442][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.712442][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.712442][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.712442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.712442][ T10] ip6_route_add+0x1c/0x140 [ 1037.712442][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1037.712442][ T10] inet6_addr_add+0x4f8/0xa40 [ 1037.712442][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.712442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.712442][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.712442][ T10] netlink_unicast+0x449/0x710 [ 1037.712442][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.712442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.712442][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.712442][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.712442][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.712442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.712442][ T10] [ 1037.714989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.714989][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.714989][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.714989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.714989][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1037.714989][ T10] ipv6_add_addr+0x411/0x2000 [ 1037.714989][ T10] inet6_addr_add+0x30e/0xa40 [ 1037.714989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.714989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.714989][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.714989][ T10] netlink_unicast+0x449/0x710 [ 1037.714989][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.714989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.714989][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.714989][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.714989][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.714989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.714989][ T10] [ 1037.717433][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.717433][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.717433][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.717433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.717433][ T10] ip6_route_add+0x1c/0x140 [ 1037.717433][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1037.717433][ T10] addrconf_add_dev+0xe2/0x170 [ 1037.717433][ T10] inet6_addr_add+0x12f/0xa40 [ 1037.717433][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.717433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.717433][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.717433][ T10] netlink_unicast+0x449/0x710 [ 1037.717433][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.717433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.717433][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.717433][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.717433][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.717433][ T10] [ 1037.719931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.719931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1037.719931][ T10] ipv6_find_idev+0x102/0x170 [ 1037.719931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.719931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.719931][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.719931][ T10] netlink_unicast+0x449/0x710 [ 1037.719931][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.719931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.719931][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.719931][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.719931][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.719931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.719931][ T10] [ 1037.721779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1037.721779][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1037.721779][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1037.721779][ T10] ipv6_find_idev+0x102/0x170 [ 1037.721779][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.721779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.721779][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.721779][ T10] netlink_unicast+0x449/0x710 [ 1037.721779][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.721779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.721779][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.721779][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.721779][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.721779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.721779][ T10] [ 1037.723897][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1037.724163][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1037.724163][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.724163][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.724163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.724163][ T10] ip6_route_add+0x1c/0x140 [ 1037.724163][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1037.724163][ T10] inet6_addr_add+0x4f8/0xa40 [ 1037.724163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.724163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.724163][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.724163][ T10] netlink_unicast+0x449/0x710 [ 1037.724163][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.724163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.724163][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.724163][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.724163][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.724163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.724163][ T10] [ 1037.726509][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1037.726509][ T10] netdev_get_by_index+0x5e/0x80 [ 1037.726509][ T10] fib6_nh_init+0x3d8/0x1580 [ 1037.726509][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1037.726509][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1037.726509][ T10] ipv6_add_addr+0x411/0x2000 [ 1037.726509][ T10] inet6_addr_add+0x30e/0xa40 [ 1037.726509][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1037.726509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.726509][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.726509][ T10] netlink_unicast+0x449/0x710 [ 1037.726509][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.726509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.726509][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.726509][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.726509][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.726509][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.726509][ T10] [ 1037.728792][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1037.728792][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1037.728792][ T10] ipv6_find_idev+0x102/0x170 [ 1037.728792][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.728792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.728792][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.728792][ T10] netlink_unicast+0x449/0x710 [ 1037.728792][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.728792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.728792][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.728792][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.728792][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.728792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.728792][ T10] [ 1037.730537][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1037.730537][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1037.730537][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1037.730537][ T10] ipv6_find_idev+0x102/0x170 [ 1037.730537][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1037.730537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1037.730537][ T10] netlink_rcv_skb+0x130/0x360 [ 1037.730537][ T10] netlink_unicast+0x449/0x710 [ 1037.730537][ T10] netlink_sendmsg+0x723/0xbe0 [ 1037.730537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1037.730537][ T10] ___sys_sendmsg+0xee/0x170 [ 1037.730537][ T10] __sys_sendmsg+0xcd/0x170 [ 1037.730537][ T10] do_syscall_64+0xc6/0x1e0 [ 1037.730537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1037.730537][ T10] [ 1047.886840][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1047.887257][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.887257][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1047.887257][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1047.887257][ T10] fib6_nh_init+0xa22/0x1580 [ 1047.887257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.887257][ T10] ip6_route_add+0x1c/0x140 [ 1047.887257][ T10] inet6_rtm_newroute+0x104/0x110 [ 1047.887257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.887257][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.887257][ T10] netlink_unicast+0x449/0x710 [ 1047.887257][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.887257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.887257][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.887257][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.887257][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.887257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.887257][ T10] [ 1047.889304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.889304][ T10] dst_init+0x84/0x4a0 [ 1047.889304][ T10] dst_alloc+0x97/0x150 [ 1047.889304][ T10] ip6_dst_alloc+0x23/0x90 [ 1047.889304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1047.889304][ T10] ip6_pol_route+0x56f/0x840 [ 1047.889304][ T10] fib6_rule_lookup+0x456/0x630 [ 1047.889304][ T10] ip6_route_input+0x59c/0xa50 [ 1047.889304][ T10] ipv6_rcv+0x397/0x810 [ 1047.889304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1047.889304][ T10] process_backlog+0x101/0x620 [ 1047.889304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1047.889304][ T10] net_rx_action+0x495/0xbe0 [ 1047.889304][ T10] __do_softirq+0x1b5/0x7f6 [ 1047.889304][ T10] [ 1047.891076][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.891076][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.891076][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.891076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.891076][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1047.891076][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1047.891076][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1047.891076][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1047.891076][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1047.891076][ T10] addrconf_dad_begin+0x310/0x670 [ 1047.891076][ T10] addrconf_dad_work+0x10b/0xab0 [ 1047.891076][ T10] process_one_work+0x84d/0x18a0 [ 1047.891076][ T10] worker_thread+0x587/0xd30 [ 1047.891076][ T10] kthread+0x28a/0x350 [ 1047.891076][ T10] ret_from_fork+0x31/0x70 [ 1047.891076][ T10] ret_from_fork_asm+0x1a/0x30 [ 1047.891076][ T10] [ 1047.893125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.893125][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.893125][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.893125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.893125][ T10] ip6_route_add+0x1c/0x140 [ 1047.893125][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1047.893125][ T10] inet6_addr_add+0x4f8/0xa40 [ 1047.893125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.893125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.893125][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.893125][ T10] netlink_unicast+0x449/0x710 [ 1047.893125][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.893125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.893125][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.893125][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.893125][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.893125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.893125][ T10] [ 1047.895268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.895268][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.895268][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.895268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.895268][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1047.895268][ T10] ipv6_add_addr+0x411/0x2000 [ 1047.895268][ T10] inet6_addr_add+0x30e/0xa40 [ 1047.895268][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.895268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.895268][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.895268][ T10] netlink_unicast+0x449/0x710 [ 1047.895268][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.895268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.895268][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.895268][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.895268][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.895268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.895268][ T10] [ 1047.897525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.897525][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.897525][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.897525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.897525][ T10] ip6_route_add+0x1c/0x140 [ 1047.897525][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1047.897525][ T10] addrconf_add_dev+0xe2/0x170 [ 1047.897525][ T10] inet6_addr_add+0x12f/0xa40 [ 1047.897525][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.897525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.897525][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.897525][ T10] netlink_unicast+0x449/0x710 [ 1047.897525][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.897525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.897525][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.897525][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.897525][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.897525][ T10] [ 1047.899860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.899860][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1047.899860][ T10] ipv6_find_idev+0x102/0x170 [ 1047.899860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.899860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.899860][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.899860][ T10] netlink_unicast+0x449/0x710 [ 1047.899860][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.899860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.899860][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.899860][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.899860][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.899860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.899860][ T10] [ 1047.901734][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1047.901734][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1047.901734][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1047.901734][ T10] ipv6_find_idev+0x102/0x170 [ 1047.901734][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.901734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.901734][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.901734][ T10] netlink_unicast+0x449/0x710 [ 1047.901734][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.901734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.901734][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.901734][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.901734][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.901734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.901734][ T10] [ 1047.903851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1047.904153][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1047.904153][ T10] dst_init+0x84/0x4a0 [ 1047.904153][ T10] dst_alloc+0x97/0x150 [ 1047.904153][ T10] ip6_dst_alloc+0x23/0x90 [ 1047.904153][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1047.904153][ T10] ip6_pol_route+0x56f/0x840 [ 1047.904153][ T10] fib6_rule_lookup+0x456/0x630 [ 1047.904153][ T10] ip6_route_input+0x59c/0xa50 [ 1047.904153][ T10] ipv6_rcv+0x397/0x810 [ 1047.904153][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1047.904153][ T10] process_backlog+0x101/0x620 [ 1047.904153][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1047.904153][ T10] net_rx_action+0x495/0xbe0 [ 1047.904153][ T10] __do_softirq+0x1b5/0x7f6 [ 1047.904153][ T10] [ 1047.906117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.906117][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1047.906117][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1047.906117][ T10] fib6_nh_init+0xa22/0x1580 [ 1047.906117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.906117][ T10] ip6_route_add+0x1c/0x140 [ 1047.906117][ T10] inet6_rtm_newroute+0x104/0x110 [ 1047.906117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.906117][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.906117][ T10] netlink_unicast+0x449/0x710 [ 1047.906117][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.906117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.906117][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.906117][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.906117][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.906117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.906117][ T10] [ 1047.908272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.908272][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.908272][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.908272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.908272][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1047.908272][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1047.908272][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1047.908272][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1047.908272][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1047.908272][ T10] addrconf_dad_begin+0x310/0x670 [ 1047.908272][ T10] addrconf_dad_work+0x10b/0xab0 [ 1047.908272][ T10] process_one_work+0x84d/0x18a0 [ 1047.908272][ T10] worker_thread+0x587/0xd30 [ 1047.908272][ T10] kthread+0x28a/0x350 [ 1047.908272][ T10] ret_from_fork+0x31/0x70 [ 1047.908272][ T10] ret_from_fork_asm+0x1a/0x30 [ 1047.908272][ T10] [ 1047.910412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.910412][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.910412][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.910412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.910412][ T10] ip6_route_add+0x1c/0x140 [ 1047.910412][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1047.910412][ T10] inet6_addr_add+0x4f8/0xa40 [ 1047.910412][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.910412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.910412][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.910412][ T10] netlink_unicast+0x449/0x710 [ 1047.910412][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.910412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.910412][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.910412][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.910412][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.910412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.910412][ T10] [ 1047.912708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.912708][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.912708][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.912708][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.912708][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1047.912708][ T10] ipv6_add_addr+0x411/0x2000 [ 1047.912708][ T10] inet6_addr_add+0x30e/0xa40 [ 1047.912708][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.912708][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.912708][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.912708][ T10] netlink_unicast+0x449/0x710 [ 1047.912708][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.912708][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.912708][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.912708][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.912708][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.912708][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.912708][ T10] [ 1047.915008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.915008][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.915008][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.915008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.915008][ T10] ip6_route_add+0x1c/0x140 [ 1047.915008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1047.915008][ T10] addrconf_add_dev+0xe2/0x170 [ 1047.915008][ T10] inet6_addr_add+0x12f/0xa40 [ 1047.915008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.915008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.915008][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.915008][ T10] netlink_unicast+0x449/0x710 [ 1047.915008][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.915008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.915008][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.915008][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.915008][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.915008][ T10] [ 1047.917322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.917322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1047.917322][ T10] ipv6_find_idev+0x102/0x170 [ 1047.917322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.917322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.917322][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.917322][ T10] netlink_unicast+0x449/0x710 [ 1047.917322][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.917322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.917322][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.917322][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.917322][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.917322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.917322][ T10] [ 1047.919097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1047.919097][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1047.919097][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1047.919097][ T10] ipv6_find_idev+0x102/0x170 [ 1047.919097][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.919097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.919097][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.919097][ T10] netlink_unicast+0x449/0x710 [ 1047.919097][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.919097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.919097][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.919097][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.919097][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.919097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.919097][ T10] [ 1047.921176][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1047.921516][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1047.921516][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.921516][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.921516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.921516][ T10] ip6_route_add+0x1c/0x140 [ 1047.921516][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1047.921516][ T10] inet6_addr_add+0x4f8/0xa40 [ 1047.921516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.921516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.921516][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.921516][ T10] netlink_unicast+0x449/0x710 [ 1047.921516][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.921516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.921516][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.921516][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.921516][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.921516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.921516][ T10] [ 1047.923900][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1047.923900][ T10] netdev_get_by_index+0x5e/0x80 [ 1047.923900][ T10] fib6_nh_init+0x3d8/0x1580 [ 1047.923900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1047.923900][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1047.923900][ T10] ipv6_add_addr+0x411/0x2000 [ 1047.923900][ T10] inet6_addr_add+0x30e/0xa40 [ 1047.923900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1047.923900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.923900][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.923900][ T10] netlink_unicast+0x449/0x710 [ 1047.923900][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.923900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.923900][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.923900][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.923900][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.923900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.923900][ T10] [ 1047.926264][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1047.926264][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1047.926264][ T10] ipv6_find_idev+0x102/0x170 [ 1047.926264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.926264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.926264][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.926264][ T10] netlink_unicast+0x449/0x710 [ 1047.926264][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.926264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.926264][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.926264][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.926264][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.926264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.926264][ T10] [ 1047.928081][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1047.928081][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1047.928081][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1047.928081][ T10] ipv6_find_idev+0x102/0x170 [ 1047.928081][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1047.928081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1047.928081][ T10] netlink_rcv_skb+0x130/0x360 [ 1047.928081][ T10] netlink_unicast+0x449/0x710 [ 1047.928081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1047.928081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1047.928081][ T10] ___sys_sendmsg+0xee/0x170 [ 1047.928081][ T10] __sys_sendmsg+0xcd/0x170 [ 1047.928081][ T10] do_syscall_64+0xc6/0x1e0 [ 1047.928081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1047.928081][ T10] [ 1050.994449][ T5861] veth0: renamed from veth1 [ 1054.806863][ T5888] br0: port 1(vx0) entered blocking state [ 1054.807139][ T5888] br0: port 1(vx0) entered disabled state [ 1054.807314][ T5888] vx0: entered allmulticast mode [ 1054.814442][ T5888] vx0: entered promiscuous mode [ 1054.817183][ T5888] br0: port 1(vx0) entered blocking state [ 1054.817350][ T5888] br0: port 1(vx0) entered forwarding state [ 1058.078825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1058.079169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.079169][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1058.079169][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1058.079169][ T10] fib6_nh_init+0xa22/0x1580 [ 1058.079169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.079169][ T10] ip6_route_add+0x1c/0x140 [ 1058.079169][ T10] inet6_rtm_newroute+0x104/0x110 [ 1058.079169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.079169][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.079169][ T10] netlink_unicast+0x449/0x710 [ 1058.079169][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.079169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.079169][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.079169][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.079169][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.079169][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.079169][ T10] [ 1058.081133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.081133][ T10] dst_init+0x84/0x4a0 [ 1058.081133][ T10] dst_alloc+0x97/0x150 [ 1058.081133][ T10] ip6_dst_alloc+0x23/0x90 [ 1058.081133][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1058.081133][ T10] ip6_pol_route+0x56f/0x840 [ 1058.081133][ T10] fib6_rule_lookup+0x456/0x630 [ 1058.081133][ T10] ip6_route_input+0x59c/0xa50 [ 1058.081133][ T10] ipv6_rcv+0x397/0x810 [ 1058.081133][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1058.081133][ T10] process_backlog+0x101/0x620 [ 1058.081133][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1058.081133][ T10] net_rx_action+0x495/0xbe0 [ 1058.081133][ T10] __do_softirq+0x1b5/0x7f6 [ 1058.081133][ T10] [ 1058.082807][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.082807][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.082807][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.082807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.082807][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1058.082807][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1058.082807][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1058.082807][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1058.082807][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1058.082807][ T10] addrconf_dad_begin+0x310/0x670 [ 1058.082807][ T10] addrconf_dad_work+0x10b/0xab0 [ 1058.082807][ T10] process_one_work+0x84d/0x18a0 [ 1058.082807][ T10] worker_thread+0x587/0xd30 [ 1058.082807][ T10] kthread+0x28a/0x350 [ 1058.082807][ T10] ret_from_fork+0x31/0x70 [ 1058.082807][ T10] ret_from_fork_asm+0x1a/0x30 [ 1058.082807][ T10] [ 1058.084742][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.084742][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.084742][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.084742][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.084742][ T10] ip6_route_add+0x1c/0x140 [ 1058.084742][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1058.084742][ T10] inet6_addr_add+0x4f8/0xa40 [ 1058.084742][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.084742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.084742][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.084742][ T10] netlink_unicast+0x449/0x710 [ 1058.084742][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.084742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.084742][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.084742][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.084742][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.084742][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.084742][ T10] [ 1058.086763][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.086763][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.086763][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.086763][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.086763][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1058.086763][ T10] ipv6_add_addr+0x411/0x2000 [ 1058.086763][ T10] inet6_addr_add+0x30e/0xa40 [ 1058.086763][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.086763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.086763][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.086763][ T10] netlink_unicast+0x449/0x710 [ 1058.086763][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.086763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.086763][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.086763][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.086763][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.086763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.086763][ T10] [ 1058.088835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.088835][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.088835][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.088835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.088835][ T10] ip6_route_add+0x1c/0x140 [ 1058.088835][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1058.088835][ T10] addrconf_add_dev+0xe2/0x170 [ 1058.088835][ T10] inet6_addr_add+0x12f/0xa40 [ 1058.088835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.088835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.088835][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.088835][ T10] netlink_unicast+0x449/0x710 [ 1058.088835][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.088835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.088835][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.088835][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.088835][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.088835][ T10] [ 1058.090829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.090829][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1058.090829][ T10] ipv6_find_idev+0x102/0x170 [ 1058.090829][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.090829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.090829][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.090829][ T10] netlink_unicast+0x449/0x710 [ 1058.090829][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.090829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.090829][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.090829][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.090829][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.090829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.090829][ T10] [ 1058.092393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1058.092393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1058.092393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1058.092393][ T10] ipv6_find_idev+0x102/0x170 [ 1058.092393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.092393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.092393][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.092393][ T10] netlink_unicast+0x449/0x710 [ 1058.092393][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.092393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.092393][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.092393][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.092393][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.092393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.092393][ T10] [ 1058.094147][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1058.094434][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1058.094434][ T10] dst_init+0x84/0x4a0 [ 1058.094434][ T10] dst_alloc+0x97/0x150 [ 1058.094434][ T10] ip6_dst_alloc+0x23/0x90 [ 1058.094434][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1058.094434][ T10] ip6_pol_route+0x56f/0x840 [ 1058.094434][ T10] fib6_rule_lookup+0x456/0x630 [ 1058.094434][ T10] ip6_route_input+0x59c/0xa50 [ 1058.094434][ T10] ipv6_rcv+0x397/0x810 [ 1058.094434][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1058.094434][ T10] process_backlog+0x101/0x620 [ 1058.094434][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1058.094434][ T10] net_rx_action+0x495/0xbe0 [ 1058.094434][ T10] __do_softirq+0x1b5/0x7f6 [ 1058.094434][ T10] [ 1058.096111][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.096111][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1058.096111][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1058.096111][ T10] fib6_nh_init+0xa22/0x1580 [ 1058.096111][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.096111][ T10] ip6_route_add+0x1c/0x140 [ 1058.096111][ T10] inet6_rtm_newroute+0x104/0x110 [ 1058.096111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.096111][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.096111][ T10] netlink_unicast+0x449/0x710 [ 1058.096111][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.096111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.096111][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.096111][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.096111][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.096111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.096111][ T10] [ 1058.098023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.098023][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.098023][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.098023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.098023][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1058.098023][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1058.098023][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1058.098023][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1058.098023][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1058.098023][ T10] addrconf_dad_begin+0x310/0x670 [ 1058.098023][ T10] addrconf_dad_work+0x10b/0xab0 [ 1058.098023][ T10] process_one_work+0x84d/0x18a0 [ 1058.098023][ T10] worker_thread+0x587/0xd30 [ 1058.098023][ T10] kthread+0x28a/0x350 [ 1058.098023][ T10] ret_from_fork+0x31/0x70 [ 1058.098023][ T10] ret_from_fork_asm+0x1a/0x30 [ 1058.098023][ T10] [ 1058.099974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.099974][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.099974][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.099974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.099974][ T10] ip6_route_add+0x1c/0x140 [ 1058.099974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1058.099974][ T10] inet6_addr_add+0x4f8/0xa40 [ 1058.099974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.099974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.099974][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.099974][ T10] netlink_unicast+0x449/0x710 [ 1058.099974][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.099974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.099974][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.099974][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.099974][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.099974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.099974][ T10] [ 1058.102021][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.102021][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.102021][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.102021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.102021][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1058.102021][ T10] ipv6_add_addr+0x411/0x2000 [ 1058.102021][ T10] inet6_addr_add+0x30e/0xa40 [ 1058.102021][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.102021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.102021][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.102021][ T10] netlink_unicast+0x449/0x710 [ 1058.102021][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.102021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.102021][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.102021][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.102021][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.102021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.102021][ T10] [ 1058.104051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.104051][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.104051][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.104051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.104051][ T10] ip6_route_add+0x1c/0x140 [ 1058.104051][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1058.104051][ T10] addrconf_add_dev+0xe2/0x170 [ 1058.104051][ T10] inet6_addr_add+0x12f/0xa40 [ 1058.104051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.104051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.104051][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.104051][ T10] netlink_unicast+0x449/0x710 [ 1058.104051][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.104051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.104051][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.104051][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.104051][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.104051][ T10] [ 1058.106051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.106051][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1058.106051][ T10] ipv6_find_idev+0x102/0x170 [ 1058.106051][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.106051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.106051][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.106051][ T10] netlink_unicast+0x449/0x710 [ 1058.106051][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.106051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.106051][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.106051][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.106051][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.106051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.106051][ T10] [ 1058.107798][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1058.107798][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1058.107798][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1058.107798][ T10] ipv6_find_idev+0x102/0x170 [ 1058.107798][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.107798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.107798][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.107798][ T10] netlink_unicast+0x449/0x710 [ 1058.107798][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.107798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.107798][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.107798][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.107798][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.107798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.107798][ T10] [ 1058.109879][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1058.110137][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1058.110137][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.110137][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.110137][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.110137][ T10] ip6_route_add+0x1c/0x140 [ 1058.110137][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1058.110137][ T10] inet6_addr_add+0x4f8/0xa40 [ 1058.110137][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.110137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.110137][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.110137][ T10] netlink_unicast+0x449/0x710 [ 1058.110137][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.110137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.110137][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.110137][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.110137][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.110137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.110137][ T10] [ 1058.112352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1058.112352][ T10] netdev_get_by_index+0x5e/0x80 [ 1058.112352][ T10] fib6_nh_init+0x3d8/0x1580 [ 1058.112352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1058.112352][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1058.112352][ T10] ipv6_add_addr+0x411/0x2000 [ 1058.112352][ T10] inet6_addr_add+0x30e/0xa40 [ 1058.112352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1058.112352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.112352][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.112352][ T10] netlink_unicast+0x449/0x710 [ 1058.112352][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.112352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.112352][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.112352][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.112352][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.112352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.112352][ T10] [ 1058.114617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1058.114617][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1058.114617][ T10] ipv6_find_idev+0x102/0x170 [ 1058.114617][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.114617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.114617][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.114617][ T10] netlink_unicast+0x449/0x710 [ 1058.114617][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.114617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.114617][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.114617][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.114617][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.114617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.114617][ T10] [ 1058.116362][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1058.116362][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1058.116362][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1058.116362][ T10] ipv6_find_idev+0x102/0x170 [ 1058.116362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1058.116362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1058.116362][ T10] netlink_rcv_skb+0x130/0x360 [ 1058.116362][ T10] netlink_unicast+0x449/0x710 [ 1058.116362][ T10] netlink_sendmsg+0x723/0xbe0 [ 1058.116362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1058.116362][ T10] ___sys_sendmsg+0xee/0x170 [ 1058.116362][ T10] __sys_sendmsg+0xcd/0x170 [ 1058.116362][ T10] do_syscall_64+0xc6/0x1e0 [ 1058.116362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1058.116362][ T10] [ 1060.277482][ T5918] br0: port 1(vx0) entered blocking state [ 1060.277744][ T5918] br0: port 1(vx0) entered disabled state [ 1060.277940][ T5918] vx0: entered allmulticast mode [ 1060.279157][ T5918] vx0: entered promiscuous mode [ 1060.281053][ T5918] br0: port 1(vx0) entered blocking state [ 1060.281220][ T5918] br0: port 1(vx0) entered forwarding state [ 1064.336604][ T5950] veth0: renamed from veth1 [ 1068.271878][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1068.272207][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.272207][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1068.272207][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1068.272207][ T10] fib6_nh_init+0xa22/0x1580 [ 1068.272207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.272207][ T10] ip6_route_add+0x1c/0x140 [ 1068.272207][ T10] inet6_rtm_newroute+0x104/0x110 [ 1068.272207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.272207][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.272207][ T10] netlink_unicast+0x449/0x710 [ 1068.272207][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.272207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.272207][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.272207][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.272207][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.272207][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.272207][ T10] [ 1068.274230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.274230][ T10] dst_init+0x84/0x4a0 [ 1068.274230][ T10] dst_alloc+0x97/0x150 [ 1068.274230][ T10] ip6_dst_alloc+0x23/0x90 [ 1068.274230][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1068.274230][ T10] ip6_pol_route+0x56f/0x840 [ 1068.274230][ T10] fib6_rule_lookup+0x456/0x630 [ 1068.274230][ T10] ip6_route_input+0x59c/0xa50 [ 1068.274230][ T10] ipv6_rcv+0x397/0x810 [ 1068.274230][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1068.274230][ T10] process_backlog+0x101/0x620 [ 1068.274230][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1068.274230][ T10] net_rx_action+0x495/0xbe0 [ 1068.274230][ T10] __do_softirq+0x1b5/0x7f6 [ 1068.274230][ T10] [ 1068.275959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.275959][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.275959][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.275959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.275959][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1068.275959][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1068.275959][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1068.275959][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1068.275959][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1068.275959][ T10] addrconf_dad_begin+0x310/0x670 [ 1068.275959][ T10] addrconf_dad_work+0x10b/0xab0 [ 1068.275959][ T10] process_one_work+0x84d/0x18a0 [ 1068.275959][ T10] worker_thread+0x587/0xd30 [ 1068.275959][ T10] kthread+0x28a/0x350 [ 1068.275959][ T10] ret_from_fork+0x31/0x70 [ 1068.275959][ T10] ret_from_fork_asm+0x1a/0x30 [ 1068.275959][ T10] [ 1068.277930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.277930][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.277930][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.277930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.277930][ T10] ip6_route_add+0x1c/0x140 [ 1068.277930][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1068.277930][ T10] inet6_addr_add+0x4f8/0xa40 [ 1068.277930][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.277930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.277930][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.277930][ T10] netlink_unicast+0x449/0x710 [ 1068.277930][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.277930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.277930][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.277930][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.277930][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.277930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.277930][ T10] [ 1068.279990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.279990][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.279990][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.279990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.279990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1068.279990][ T10] ipv6_add_addr+0x411/0x2000 [ 1068.279990][ T10] inet6_addr_add+0x30e/0xa40 [ 1068.279990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.279990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.279990][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.279990][ T10] netlink_unicast+0x449/0x710 [ 1068.279990][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.279990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.279990][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.279990][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.279990][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.279990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.279990][ T10] [ 1068.282072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.282072][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.282072][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.282072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.282072][ T10] ip6_route_add+0x1c/0x140 [ 1068.282072][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1068.282072][ T10] addrconf_add_dev+0xe2/0x170 [ 1068.282072][ T10] inet6_addr_add+0x12f/0xa40 [ 1068.282072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.282072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.282072][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.282072][ T10] netlink_unicast+0x449/0x710 [ 1068.282072][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.282072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.282072][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.282072][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.282072][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.282072][ T10] [ 1068.284088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.284088][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1068.284088][ T10] ipv6_find_idev+0x102/0x170 [ 1068.284088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.284088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.284088][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.284088][ T10] netlink_unicast+0x449/0x710 [ 1068.284088][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.284088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.284088][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.284088][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.284088][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.284088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.284088][ T10] [ 1068.285659][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1068.285659][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1068.285659][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1068.285659][ T10] ipv6_find_idev+0x102/0x170 [ 1068.285659][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.285659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.285659][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.285659][ T10] netlink_unicast+0x449/0x710 [ 1068.285659][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.285659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.285659][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.285659][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.285659][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.285659][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.285659][ T10] [ 1068.287391][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1068.287673][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1068.287673][ T10] dst_init+0x84/0x4a0 [ 1068.287673][ T10] dst_alloc+0x97/0x150 [ 1068.287673][ T10] ip6_dst_alloc+0x23/0x90 [ 1068.287673][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1068.287673][ T10] ip6_pol_route+0x56f/0x840 [ 1068.287673][ T10] fib6_rule_lookup+0x456/0x630 [ 1068.287673][ T10] ip6_route_input+0x59c/0xa50 [ 1068.287673][ T10] ipv6_rcv+0x397/0x810 [ 1068.287673][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1068.287673][ T10] process_backlog+0x101/0x620 [ 1068.287673][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1068.287673][ T10] net_rx_action+0x495/0xbe0 [ 1068.287673][ T10] __do_softirq+0x1b5/0x7f6 [ 1068.287673][ T10] [ 1068.289359][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.289359][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1068.289359][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1068.289359][ T10] fib6_nh_init+0xa22/0x1580 [ 1068.289359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.289359][ T10] ip6_route_add+0x1c/0x140 [ 1068.289359][ T10] inet6_rtm_newroute+0x104/0x110 [ 1068.289359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.289359][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.289359][ T10] netlink_unicast+0x449/0x710 [ 1068.289359][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.289359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.289359][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.289359][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.289359][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.289359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.289359][ T10] [ 1068.291425][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.291425][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.291425][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.291425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.291425][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1068.291425][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1068.291425][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1068.291425][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1068.291425][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1068.291425][ T10] addrconf_dad_begin+0x310/0x670 [ 1068.291425][ T10] addrconf_dad_work+0x10b/0xab0 [ 1068.291425][ T10] process_one_work+0x84d/0x18a0 [ 1068.291425][ T10] worker_thread+0x587/0xd30 [ 1068.291425][ T10] kthread+0x28a/0x350 [ 1068.291425][ T10] ret_from_fork+0x31/0x70 [ 1068.291425][ T10] ret_from_fork_asm+0x1a/0x30 [ 1068.291425][ T10] [ 1068.293587][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.293587][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.293587][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.293587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.293587][ T10] ip6_route_add+0x1c/0x140 [ 1068.293587][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1068.293587][ T10] inet6_addr_add+0x4f8/0xa40 [ 1068.293587][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.293587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.293587][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.293587][ T10] netlink_unicast+0x449/0x710 [ 1068.293587][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.293587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.293587][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.293587][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.293587][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.293587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.293587][ T10] [ 1068.295701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.295701][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.295701][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.295701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.295701][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1068.295701][ T10] ipv6_add_addr+0x411/0x2000 [ 1068.295701][ T10] inet6_addr_add+0x30e/0xa40 [ 1068.295701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.295701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.295701][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.295701][ T10] netlink_unicast+0x449/0x710 [ 1068.295701][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.295701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.295701][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.295701][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.295701][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.295701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.295701][ T10] [ 1068.297924][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.297924][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.297924][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.297924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.297924][ T10] ip6_route_add+0x1c/0x140 [ 1068.297924][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1068.297924][ T10] addrconf_add_dev+0xe2/0x170 [ 1068.297924][ T10] inet6_addr_add+0x12f/0xa40 [ 1068.297924][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.297924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.297924][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.297924][ T10] netlink_unicast+0x449/0x710 [ 1068.297924][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.297924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.297924][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.297924][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.297924][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.297924][ T10] [ 1068.300167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.300167][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1068.300167][ T10] ipv6_find_idev+0x102/0x170 [ 1068.300167][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.300167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.300167][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.300167][ T10] netlink_unicast+0x449/0x710 [ 1068.300167][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.300167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.300167][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.300167][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.300167][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.300167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.300167][ T10] [ 1068.301813][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1068.301813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1068.301813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1068.301813][ T10] ipv6_find_idev+0x102/0x170 [ 1068.301813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.301813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.301813][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.301813][ T10] netlink_unicast+0x449/0x710 [ 1068.301813][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.301813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.301813][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.301813][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.301813][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.301813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.301813][ T10] [ 1068.303754][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1068.304092][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1068.304092][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.304092][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.304092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.304092][ T10] ip6_route_add+0x1c/0x140 [ 1068.304092][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1068.304092][ T10] inet6_addr_add+0x4f8/0xa40 [ 1068.304092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.304092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.304092][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.304092][ T10] netlink_unicast+0x449/0x710 [ 1068.304092][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.304092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.304092][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.304092][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.304092][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.304092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.304092][ T10] [ 1068.306446][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1068.306446][ T10] netdev_get_by_index+0x5e/0x80 [ 1068.306446][ T10] fib6_nh_init+0x3d8/0x1580 [ 1068.306446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1068.306446][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1068.306446][ T10] ipv6_add_addr+0x411/0x2000 [ 1068.306446][ T10] inet6_addr_add+0x30e/0xa40 [ 1068.306446][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1068.306446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.306446][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.306446][ T10] netlink_unicast+0x449/0x710 [ 1068.306446][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.306446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.306446][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.306446][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.306446][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.306446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.306446][ T10] [ 1068.308629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1068.308629][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1068.308629][ T10] ipv6_find_idev+0x102/0x170 [ 1068.308629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.308629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.308629][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.308629][ T10] netlink_unicast+0x449/0x710 [ 1068.308629][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.308629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.308629][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.308629][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.308629][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.308629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.308629][ T10] [ 1068.310449][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1068.310449][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1068.310449][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1068.310449][ T10] ipv6_find_idev+0x102/0x170 [ 1068.310449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1068.310449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1068.310449][ T10] netlink_rcv_skb+0x130/0x360 [ 1068.310449][ T10] netlink_unicast+0x449/0x710 [ 1068.310449][ T10] netlink_sendmsg+0x723/0xbe0 [ 1068.310449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1068.310449][ T10] ___sys_sendmsg+0xee/0x170 [ 1068.310449][ T10] __sys_sendmsg+0xcd/0x170 [ 1068.310449][ T10] do_syscall_64+0xc6/0x1e0 [ 1068.310449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1068.310449][ T10] [ 1068.350549][ T5977] br0: port 1(vx0) entered blocking state [ 1068.350738][ T5977] br0: port 1(vx0) entered disabled state [ 1068.350936][ T5977] vx0: entered allmulticast mode [ 1068.352139][ T5977] vx0: entered promiscuous mode [ 1068.353994][ T5977] br0: port 1(vx0) entered blocking state [ 1068.354160][ T5977] br0: port 1(vx0) entered forwarding state [ 1073.722906][ T6007] br0: port 1(vx0) entered blocking state [ 1073.723164][ T6007] br0: port 1(vx0) entered disabled state [ 1073.723344][ T6007] vx0: entered allmulticast mode [ 1073.724583][ T6007] vx0: entered promiscuous mode [ 1073.726442][ T6007] br0: port 1(vx0) entered blocking state [ 1073.726611][ T6007] br0: port 1(vx0) entered forwarding state [ 1078.390948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1078.391473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.391473][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1078.391473][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1078.391473][ T10] fib6_nh_init+0xa22/0x1580 [ 1078.391473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.391473][ T10] ip6_route_add+0x1c/0x140 [ 1078.391473][ T10] inet6_rtm_newroute+0x104/0x110 [ 1078.391473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.391473][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.391473][ T10] netlink_unicast+0x449/0x710 [ 1078.391473][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.391473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.391473][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.391473][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.391473][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.391473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.391473][ T10] [ 1078.393506][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.393506][ T10] dst_init+0x84/0x4a0 [ 1078.393506][ T10] dst_alloc+0x97/0x150 [ 1078.393506][ T10] ip6_dst_alloc+0x23/0x90 [ 1078.393506][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1078.393506][ T10] ip6_pol_route+0x56f/0x840 [ 1078.393506][ T10] fib6_rule_lookup+0x456/0x630 [ 1078.393506][ T10] ip6_route_input+0x59c/0xa50 [ 1078.393506][ T10] ipv6_rcv+0x397/0x810 [ 1078.393506][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1078.393506][ T10] process_backlog+0x101/0x620 [ 1078.393506][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1078.393506][ T10] net_rx_action+0x495/0xbe0 [ 1078.393506][ T10] __do_softirq+0x1b5/0x7f6 [ 1078.393506][ T10] [ 1078.395222][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.395222][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.395222][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.395222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.395222][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1078.395222][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1078.395222][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1078.395222][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1078.395222][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1078.395222][ T10] addrconf_dad_begin+0x310/0x670 [ 1078.395222][ T10] addrconf_dad_work+0x10b/0xab0 [ 1078.395222][ T10] process_one_work+0x84d/0x18a0 [ 1078.395222][ T10] worker_thread+0x587/0xd30 [ 1078.395222][ T10] kthread+0x28a/0x350 [ 1078.395222][ T10] ret_from_fork+0x31/0x70 [ 1078.395222][ T10] ret_from_fork_asm+0x1a/0x30 [ 1078.395222][ T10] [ 1078.397192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.397192][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.397192][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.397192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.397192][ T10] ip6_route_add+0x1c/0x140 [ 1078.397192][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1078.397192][ T10] inet6_addr_add+0x4f8/0xa40 [ 1078.397192][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.397192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.397192][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.397192][ T10] netlink_unicast+0x449/0x710 [ 1078.397192][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.397192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.397192][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.397192][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.397192][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.397192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.397192][ T10] [ 1078.399265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.399265][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.399265][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.399265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.399265][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1078.399265][ T10] ipv6_add_addr+0x411/0x2000 [ 1078.399265][ T10] inet6_addr_add+0x30e/0xa40 [ 1078.399265][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.399265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.399265][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.399265][ T10] netlink_unicast+0x449/0x710 [ 1078.399265][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.399265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.399265][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.399265][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.399265][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.399265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.399265][ T10] [ 1078.401326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.401326][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.401326][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.401326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.401326][ T10] ip6_route_add+0x1c/0x140 [ 1078.401326][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1078.401326][ T10] addrconf_add_dev+0xe2/0x170 [ 1078.401326][ T10] inet6_addr_add+0x12f/0xa40 [ 1078.401326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.401326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.401326][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.401326][ T10] netlink_unicast+0x449/0x710 [ 1078.401326][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.401326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.401326][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.401326][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.401326][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.401326][ T10] [ 1078.403332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.403332][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1078.403332][ T10] ipv6_find_idev+0x102/0x170 [ 1078.403332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.403332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.403332][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.403332][ T10] netlink_unicast+0x449/0x710 [ 1078.403332][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.403332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.403332][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.403332][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.403332][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.403332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.403332][ T10] [ 1078.404914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1078.404914][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1078.404914][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1078.404914][ T10] ipv6_find_idev+0x102/0x170 [ 1078.404914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.404914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.404914][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.404914][ T10] netlink_unicast+0x449/0x710 [ 1078.404914][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.404914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.404914][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.404914][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.404914][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.404914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.404914][ T10] [ 1078.406683][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1078.406991][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1078.406991][ T10] dst_init+0x84/0x4a0 [ 1078.406991][ T10] dst_alloc+0x97/0x150 [ 1078.406991][ T10] ip6_dst_alloc+0x23/0x90 [ 1078.406991][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1078.406991][ T10] ip6_pol_route+0x56f/0x840 [ 1078.406991][ T10] fib6_rule_lookup+0x456/0x630 [ 1078.406991][ T10] ip6_route_input+0x59c/0xa50 [ 1078.406991][ T10] ipv6_rcv+0x397/0x810 [ 1078.406991][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1078.406991][ T10] process_backlog+0x101/0x620 [ 1078.406991][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1078.406991][ T10] net_rx_action+0x495/0xbe0 [ 1078.406991][ T10] __do_softirq+0x1b5/0x7f6 [ 1078.406991][ T10] [ 1078.408683][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.408683][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1078.408683][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1078.408683][ T10] fib6_nh_init+0xa22/0x1580 [ 1078.408683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.408683][ T10] ip6_route_add+0x1c/0x140 [ 1078.408683][ T10] inet6_rtm_newroute+0x104/0x110 [ 1078.408683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.408683][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.408683][ T10] netlink_unicast+0x449/0x710 [ 1078.408683][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.408683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.408683][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.408683][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.408683][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.408683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.408683][ T10] [ 1078.410618][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.410618][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.410618][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.410618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.410618][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1078.410618][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1078.410618][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1078.410618][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1078.410618][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1078.410618][ T10] addrconf_dad_begin+0x310/0x670 [ 1078.410618][ T10] addrconf_dad_work+0x10b/0xab0 [ 1078.410618][ T10] process_one_work+0x84d/0x18a0 [ 1078.410618][ T10] worker_thread+0x587/0xd30 [ 1078.410618][ T10] kthread+0x28a/0x350 [ 1078.410618][ T10] ret_from_fork+0x31/0x70 [ 1078.410618][ T10] ret_from_fork_asm+0x1a/0x30 [ 1078.410618][ T10] [ 1078.412571][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.412571][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.412571][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.412571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.412571][ T10] ip6_route_add+0x1c/0x140 [ 1078.412571][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1078.412571][ T10] inet6_addr_add+0x4f8/0xa40 [ 1078.412571][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.412571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.412571][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.412571][ T10] netlink_unicast+0x449/0x710 [ 1078.412571][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.412571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.412571][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.412571][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.412571][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.412571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.412571][ T10] [ 1078.414623][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.414623][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.414623][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.414623][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.414623][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1078.414623][ T10] ipv6_add_addr+0x411/0x2000 [ 1078.414623][ T10] inet6_addr_add+0x30e/0xa40 [ 1078.414623][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.414623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.414623][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.414623][ T10] netlink_unicast+0x449/0x710 [ 1078.414623][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.414623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.414623][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.414623][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.414623][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.414623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.414623][ T10] [ 1078.416673][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.416673][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.416673][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.416673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.416673][ T10] ip6_route_add+0x1c/0x140 [ 1078.416673][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1078.416673][ T10] addrconf_add_dev+0xe2/0x170 [ 1078.416673][ T10] inet6_addr_add+0x12f/0xa40 [ 1078.416673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.416673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.416673][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.416673][ T10] netlink_unicast+0x449/0x710 [ 1078.416673][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.416673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.416673][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.416673][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.416673][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.416673][ T10] [ 1078.418867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.418867][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1078.418867][ T10] ipv6_find_idev+0x102/0x170 [ 1078.418867][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.418867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.418867][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.418867][ T10] netlink_unicast+0x449/0x710 [ 1078.418867][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.418867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.418867][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.418867][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.418867][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.418867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.418867][ T10] [ 1078.420658][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1078.420658][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1078.420658][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1078.420658][ T10] ipv6_find_idev+0x102/0x170 [ 1078.420658][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.420658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.420658][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.420658][ T10] netlink_unicast+0x449/0x710 [ 1078.420658][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.420658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.420658][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.420658][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.420658][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.420658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.420658][ T10] [ 1078.422600][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1078.422853][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1078.422853][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.422853][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.422853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.422853][ T10] ip6_route_add+0x1c/0x140 [ 1078.422853][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1078.422853][ T10] inet6_addr_add+0x4f8/0xa40 [ 1078.422853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.422853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.422853][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.422853][ T10] netlink_unicast+0x449/0x710 [ 1078.422853][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.422853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.422853][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.422853][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.422853][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.422853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.422853][ T10] [ 1078.425166][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1078.425166][ T10] netdev_get_by_index+0x5e/0x80 [ 1078.425166][ T10] fib6_nh_init+0x3d8/0x1580 [ 1078.425166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1078.425166][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1078.425166][ T10] ipv6_add_addr+0x411/0x2000 [ 1078.425166][ T10] inet6_addr_add+0x30e/0xa40 [ 1078.425166][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1078.425166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.425166][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.425166][ T10] netlink_unicast+0x449/0x710 [ 1078.425166][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.425166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.425166][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.425166][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.425166][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.425166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.425166][ T10] [ 1078.427533][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1078.427533][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1078.427533][ T10] ipv6_find_idev+0x102/0x170 [ 1078.427533][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.427533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.427533][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.427533][ T10] netlink_unicast+0x449/0x710 [ 1078.427533][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.427533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.427533][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.427533][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.427533][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.427533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.427533][ T10] [ 1078.429306][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1078.429306][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1078.429306][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1078.429306][ T10] ipv6_find_idev+0x102/0x170 [ 1078.429306][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1078.429306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1078.429306][ T10] netlink_rcv_skb+0x130/0x360 [ 1078.429306][ T10] netlink_unicast+0x449/0x710 [ 1078.429306][ T10] netlink_sendmsg+0x723/0xbe0 [ 1078.429306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1078.429306][ T10] ___sys_sendmsg+0xee/0x170 [ 1078.429306][ T10] __sys_sendmsg+0xcd/0x170 [ 1078.429306][ T10] do_syscall_64+0xc6/0x1e0 [ 1078.429306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1078.429306][ T10] [ 1088.550856][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1088.551192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.551192][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1088.551192][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1088.551192][ T10] fib6_nh_init+0xa22/0x1580 [ 1088.551192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.551192][ T10] ip6_route_add+0x1c/0x140 [ 1088.551192][ T10] inet6_rtm_newroute+0x104/0x110 [ 1088.551192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.551192][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.551192][ T10] netlink_unicast+0x449/0x710 [ 1088.551192][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.551192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.551192][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.551192][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.551192][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.551192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.551192][ T10] [ 1088.553133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.553133][ T10] dst_init+0x84/0x4a0 [ 1088.553133][ T10] dst_alloc+0x97/0x150 [ 1088.553133][ T10] ip6_dst_alloc+0x23/0x90 [ 1088.553133][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1088.553133][ T10] ip6_pol_route+0x56f/0x840 [ 1088.553133][ T10] fib6_rule_lookup+0x456/0x630 [ 1088.553133][ T10] ip6_route_input+0x59c/0xa50 [ 1088.553133][ T10] ipv6_rcv+0x397/0x810 [ 1088.553133][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1088.553133][ T10] process_backlog+0x101/0x620 [ 1088.553133][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1088.553133][ T10] net_rx_action+0x495/0xbe0 [ 1088.553133][ T10] __do_softirq+0x1b5/0x7f6 [ 1088.553133][ T10] [ 1088.554858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.554858][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.554858][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.554858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.554858][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1088.554858][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1088.554858][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1088.554858][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1088.554858][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1088.554858][ T10] addrconf_dad_begin+0x310/0x670 [ 1088.554858][ T10] addrconf_dad_work+0x10b/0xab0 [ 1088.554858][ T10] process_one_work+0x84d/0x18a0 [ 1088.554858][ T10] worker_thread+0x587/0xd30 [ 1088.554858][ T10] kthread+0x28a/0x350 [ 1088.554858][ T10] ret_from_fork+0x31/0x70 [ 1088.554858][ T10] ret_from_fork_asm+0x1a/0x30 [ 1088.554858][ T10] [ 1088.556879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.556879][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.556879][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.556879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.556879][ T10] ip6_route_add+0x1c/0x140 [ 1088.556879][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1088.556879][ T10] inet6_addr_add+0x4f8/0xa40 [ 1088.556879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.556879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.556879][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.556879][ T10] netlink_unicast+0x449/0x710 [ 1088.556879][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.556879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.556879][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.556879][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.556879][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.556879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.556879][ T10] [ 1088.558942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.558942][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.558942][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.558942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.558942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1088.558942][ T10] ipv6_add_addr+0x411/0x2000 [ 1088.558942][ T10] inet6_addr_add+0x30e/0xa40 [ 1088.558942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.558942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.558942][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.558942][ T10] netlink_unicast+0x449/0x710 [ 1088.558942][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.558942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.558942][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.558942][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.558942][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.558942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.558942][ T10] [ 1088.560979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.560979][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.560979][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.560979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.560979][ T10] ip6_route_add+0x1c/0x140 [ 1088.560979][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1088.560979][ T10] addrconf_add_dev+0xe2/0x170 [ 1088.560979][ T10] inet6_addr_add+0x12f/0xa40 [ 1088.560979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.560979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.560979][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.560979][ T10] netlink_unicast+0x449/0x710 [ 1088.560979][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.560979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.560979][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.560979][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.560979][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.560979][ T10] [ 1088.563129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.563129][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1088.563129][ T10] ipv6_find_idev+0x102/0x170 [ 1088.563129][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.563129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.563129][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.563129][ T10] netlink_unicast+0x449/0x710 [ 1088.563129][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.563129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.563129][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.563129][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.563129][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.563129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.563129][ T10] [ 1088.564912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1088.564912][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1088.564912][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1088.564912][ T10] ipv6_find_idev+0x102/0x170 [ 1088.564912][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.564912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.564912][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.564912][ T10] netlink_unicast+0x449/0x710 [ 1088.564912][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.564912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.564912][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.564912][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.564912][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.564912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.564912][ T10] [ 1088.566830][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1088.567120][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1088.567120][ T10] dst_init+0x84/0x4a0 [ 1088.567120][ T10] dst_alloc+0x97/0x150 [ 1088.567120][ T10] ip6_dst_alloc+0x23/0x90 [ 1088.567120][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1088.567120][ T10] ip6_pol_route+0x56f/0x840 [ 1088.567120][ T10] fib6_rule_lookup+0x456/0x630 [ 1088.567120][ T10] ip6_route_input+0x59c/0xa50 [ 1088.567120][ T10] ipv6_rcv+0x397/0x810 [ 1088.567120][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1088.567120][ T10] process_backlog+0x101/0x620 [ 1088.567120][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1088.567120][ T10] net_rx_action+0x495/0xbe0 [ 1088.567120][ T10] __do_softirq+0x1b5/0x7f6 [ 1088.567120][ T10] [ 1088.569006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.569006][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1088.569006][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1088.569006][ T10] fib6_nh_init+0xa22/0x1580 [ 1088.569006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.569006][ T10] ip6_route_add+0x1c/0x140 [ 1088.569006][ T10] inet6_rtm_newroute+0x104/0x110 [ 1088.569006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.569006][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.569006][ T10] netlink_unicast+0x449/0x710 [ 1088.569006][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.569006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.569006][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.569006][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.569006][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.569006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.569006][ T10] [ 1088.571151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.571151][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.571151][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.571151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.571151][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1088.571151][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1088.571151][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1088.571151][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1088.571151][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1088.571151][ T10] addrconf_dad_begin+0x310/0x670 [ 1088.571151][ T10] addrconf_dad_work+0x10b/0xab0 [ 1088.571151][ T10] process_one_work+0x84d/0x18a0 [ 1088.571151][ T10] worker_thread+0x587/0xd30 [ 1088.571151][ T10] kthread+0x28a/0x350 [ 1088.571151][ T10] ret_from_fork+0x31/0x70 [ 1088.571151][ T10] ret_from_fork_asm+0x1a/0x30 [ 1088.571151][ T10] [ 1088.573444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.573444][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.573444][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.573444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.573444][ T10] ip6_route_add+0x1c/0x140 [ 1088.573444][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1088.573444][ T10] inet6_addr_add+0x4f8/0xa40 [ 1088.573444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.573444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.573444][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.573444][ T10] netlink_unicast+0x449/0x710 [ 1088.573444][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.573444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.573444][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.573444][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.573444][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.573444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.573444][ T10] [ 1088.575632][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.575632][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.575632][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.575632][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.575632][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1088.575632][ T10] ipv6_add_addr+0x411/0x2000 [ 1088.575632][ T10] inet6_addr_add+0x30e/0xa40 [ 1088.575632][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.575632][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.575632][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.575632][ T10] netlink_unicast+0x449/0x710 [ 1088.575632][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.575632][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.575632][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.575632][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.575632][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.575632][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.575632][ T10] [ 1088.577953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.577953][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.577953][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.577953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.577953][ T10] ip6_route_add+0x1c/0x140 [ 1088.577953][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1088.577953][ T10] addrconf_add_dev+0xe2/0x170 [ 1088.577953][ T10] inet6_addr_add+0x12f/0xa40 [ 1088.577953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.577953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.577953][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.577953][ T10] netlink_unicast+0x449/0x710 [ 1088.577953][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.577953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.577953][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.577953][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.577953][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.577953][ T10] [ 1088.580250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.580250][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1088.580250][ T10] ipv6_find_idev+0x102/0x170 [ 1088.580250][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.580250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.580250][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.580250][ T10] netlink_unicast+0x449/0x710 [ 1088.580250][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.580250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.580250][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.580250][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.580250][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.580250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.580250][ T10] [ 1088.581885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1088.581885][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1088.581885][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1088.581885][ T10] ipv6_find_idev+0x102/0x170 [ 1088.581885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.581885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.581885][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.581885][ T10] netlink_unicast+0x449/0x710 [ 1088.581885][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.581885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.581885][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.581885][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.581885][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.581885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.581885][ T10] [ 1088.583927][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1088.584176][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1088.584176][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.584176][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.584176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.584176][ T10] ip6_route_add+0x1c/0x140 [ 1088.584176][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1088.584176][ T10] inet6_addr_add+0x4f8/0xa40 [ 1088.584176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.584176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.584176][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.584176][ T10] netlink_unicast+0x449/0x710 [ 1088.584176][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.584176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.584176][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.584176][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.584176][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.584176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.584176][ T10] [ 1088.586347][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1088.586347][ T10] netdev_get_by_index+0x5e/0x80 [ 1088.586347][ T10] fib6_nh_init+0x3d8/0x1580 [ 1088.586347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1088.586347][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1088.586347][ T10] ipv6_add_addr+0x411/0x2000 [ 1088.586347][ T10] inet6_addr_add+0x30e/0xa40 [ 1088.586347][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1088.586347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.586347][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.586347][ T10] netlink_unicast+0x449/0x710 [ 1088.586347][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.586347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.586347][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.586347][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.586347][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.586347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.586347][ T10] [ 1088.588458][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1088.588458][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1088.588458][ T10] ipv6_find_idev+0x102/0x170 [ 1088.588458][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.588458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.588458][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.588458][ T10] netlink_unicast+0x449/0x710 [ 1088.588458][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.588458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.588458][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.588458][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.588458][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.588458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.588458][ T10] [ 1088.590238][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1088.590238][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1088.590238][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1088.590238][ T10] ipv6_find_idev+0x102/0x170 [ 1088.590238][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1088.590238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1088.590238][ T10] netlink_rcv_skb+0x130/0x360 [ 1088.590238][ T10] netlink_unicast+0x449/0x710 [ 1088.590238][ T10] netlink_sendmsg+0x723/0xbe0 [ 1088.590238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1088.590238][ T10] ___sys_sendmsg+0xee/0x170 [ 1088.590238][ T10] __sys_sendmsg+0xcd/0x170 [ 1088.590238][ T10] do_syscall_64+0xc6/0x1e0 [ 1088.590238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1088.590238][ T10] [ 1098.744823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1098.745271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.745271][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1098.745271][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1098.745271][ T10] fib6_nh_init+0xa22/0x1580 [ 1098.745271][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.745271][ T10] ip6_route_add+0x1c/0x140 [ 1098.745271][ T10] inet6_rtm_newroute+0x104/0x110 [ 1098.745271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.745271][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.745271][ T10] netlink_unicast+0x449/0x710 [ 1098.745271][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.745271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.745271][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.745271][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.745271][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.745271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.745271][ T10] [ 1098.747260][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.747260][ T10] dst_init+0x84/0x4a0 [ 1098.747260][ T10] dst_alloc+0x97/0x150 [ 1098.747260][ T10] ip6_dst_alloc+0x23/0x90 [ 1098.747260][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1098.747260][ T10] ip6_pol_route+0x56f/0x840 [ 1098.747260][ T10] fib6_rule_lookup+0x456/0x630 [ 1098.747260][ T10] ip6_route_input+0x59c/0xa50 [ 1098.747260][ T10] ipv6_rcv+0x397/0x810 [ 1098.747260][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1098.747260][ T10] process_backlog+0x101/0x620 [ 1098.747260][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1098.747260][ T10] net_rx_action+0x495/0xbe0 [ 1098.747260][ T10] __do_softirq+0x1b5/0x7f6 [ 1098.747260][ T10] [ 1098.748978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.748978][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.748978][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.748978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.748978][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1098.748978][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1098.748978][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1098.748978][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1098.748978][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1098.748978][ T10] addrconf_dad_begin+0x310/0x670 [ 1098.748978][ T10] addrconf_dad_work+0x10b/0xab0 [ 1098.748978][ T10] process_one_work+0x84d/0x18a0 [ 1098.748978][ T10] worker_thread+0x587/0xd30 [ 1098.748978][ T10] kthread+0x28a/0x350 [ 1098.748978][ T10] ret_from_fork+0x31/0x70 [ 1098.748978][ T10] ret_from_fork_asm+0x1a/0x30 [ 1098.748978][ T10] [ 1098.750974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.750974][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.750974][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.750974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.750974][ T10] ip6_route_add+0x1c/0x140 [ 1098.750974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1098.750974][ T10] inet6_addr_add+0x4f8/0xa40 [ 1098.750974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.750974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.750974][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.750974][ T10] netlink_unicast+0x449/0x710 [ 1098.750974][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.750974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.750974][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.750974][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.750974][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.750974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.750974][ T10] [ 1098.753054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.753054][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.753054][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.753054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.753054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1098.753054][ T10] ipv6_add_addr+0x411/0x2000 [ 1098.753054][ T10] inet6_addr_add+0x30e/0xa40 [ 1098.753054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.753054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.753054][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.753054][ T10] netlink_unicast+0x449/0x710 [ 1098.753054][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.753054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.753054][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.753054][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.753054][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.753054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.753054][ T10] [ 1098.755128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.755128][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.755128][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.755128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.755128][ T10] ip6_route_add+0x1c/0x140 [ 1098.755128][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1098.755128][ T10] addrconf_add_dev+0xe2/0x170 [ 1098.755128][ T10] inet6_addr_add+0x12f/0xa40 [ 1098.755128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.755128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.755128][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.755128][ T10] netlink_unicast+0x449/0x710 [ 1098.755128][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.755128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.755128][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.755128][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.755128][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.755128][ T10] [ 1098.757174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.757174][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1098.757174][ T10] ipv6_find_idev+0x102/0x170 [ 1098.757174][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.757174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.757174][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.757174][ T10] netlink_unicast+0x449/0x710 [ 1098.757174][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.757174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.757174][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.757174][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.757174][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.757174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.757174][ T10] [ 1098.758928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1098.758928][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1098.758928][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1098.758928][ T10] ipv6_find_idev+0x102/0x170 [ 1098.758928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.758928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.758928][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.758928][ T10] netlink_unicast+0x449/0x710 [ 1098.758928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.758928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.758928][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.758928][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.758928][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.758928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.758928][ T10] [ 1098.760907][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1098.761256][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1098.761256][ T10] dst_init+0x84/0x4a0 [ 1098.761256][ T10] dst_alloc+0x97/0x150 [ 1098.761256][ T10] ip6_dst_alloc+0x23/0x90 [ 1098.761256][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1098.761256][ T10] ip6_pol_route+0x56f/0x840 [ 1098.761256][ T10] fib6_rule_lookup+0x456/0x630 [ 1098.761256][ T10] ip6_route_input+0x59c/0xa50 [ 1098.761256][ T10] ipv6_rcv+0x397/0x810 [ 1098.761256][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1098.761256][ T10] process_backlog+0x101/0x620 [ 1098.761256][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1098.761256][ T10] net_rx_action+0x495/0xbe0 [ 1098.761256][ T10] __do_softirq+0x1b5/0x7f6 [ 1098.761256][ T10] [ 1098.763100][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.763100][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1098.763100][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1098.763100][ T10] fib6_nh_init+0xa22/0x1580 [ 1098.763100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.763100][ T10] ip6_route_add+0x1c/0x140 [ 1098.763100][ T10] inet6_rtm_newroute+0x104/0x110 [ 1098.763100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.763100][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.763100][ T10] netlink_unicast+0x449/0x710 [ 1098.763100][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.763100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.763100][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.763100][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.763100][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.763100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.763100][ T10] [ 1098.765324][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.765324][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.765324][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.765324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.765324][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1098.765324][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1098.765324][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1098.765324][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1098.765324][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1098.765324][ T10] addrconf_dad_begin+0x310/0x670 [ 1098.765324][ T10] addrconf_dad_work+0x10b/0xab0 [ 1098.765324][ T10] process_one_work+0x84d/0x18a0 [ 1098.765324][ T10] worker_thread+0x587/0xd30 [ 1098.765324][ T10] kthread+0x28a/0x350 [ 1098.765324][ T10] ret_from_fork+0x31/0x70 [ 1098.765324][ T10] ret_from_fork_asm+0x1a/0x30 [ 1098.765324][ T10] [ 1098.767449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.767449][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.767449][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.767449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.767449][ T10] ip6_route_add+0x1c/0x140 [ 1098.767449][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1098.767449][ T10] inet6_addr_add+0x4f8/0xa40 [ 1098.767449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.767449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.767449][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.767449][ T10] netlink_unicast+0x449/0x710 [ 1098.767449][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.767449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.767449][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.767449][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.767449][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.767449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.767449][ T10] [ 1098.769504][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.769504][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.769504][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.769504][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.769504][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1098.769504][ T10] ipv6_add_addr+0x411/0x2000 [ 1098.769504][ T10] inet6_addr_add+0x30e/0xa40 [ 1098.769504][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.769504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.769504][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.769504][ T10] netlink_unicast+0x449/0x710 [ 1098.769504][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.769504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.769504][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.769504][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.769504][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.769504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.769504][ T10] [ 1098.771774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.771774][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.771774][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.771774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.771774][ T10] ip6_route_add+0x1c/0x140 [ 1098.771774][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1098.771774][ T10] addrconf_add_dev+0xe2/0x170 [ 1098.771774][ T10] inet6_addr_add+0x12f/0xa40 [ 1098.771774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.771774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.771774][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.771774][ T10] netlink_unicast+0x449/0x710 [ 1098.771774][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.771774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.771774][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.771774][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.771774][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.771774][ T10] [ 1098.774029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.774029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1098.774029][ T10] ipv6_find_idev+0x102/0x170 [ 1098.774029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.774029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.774029][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.774029][ T10] netlink_unicast+0x449/0x710 [ 1098.774029][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.774029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.774029][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.774029][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.774029][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.774029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.774029][ T10] [ 1098.775922][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1098.775922][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1098.775922][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1098.775922][ T10] ipv6_find_idev+0x102/0x170 [ 1098.775922][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.775922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.775922][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.775922][ T10] netlink_unicast+0x449/0x710 [ 1098.775922][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.775922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.775922][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.775922][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.775922][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.775922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.775922][ T10] [ 1098.777866][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1098.778144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1098.778144][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.778144][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.778144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.778144][ T10] ip6_route_add+0x1c/0x140 [ 1098.778144][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1098.778144][ T10] inet6_addr_add+0x4f8/0xa40 [ 1098.778144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.778144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.778144][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.778144][ T10] netlink_unicast+0x449/0x710 [ 1098.778144][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.778144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.778144][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.778144][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.778144][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.778144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.778144][ T10] [ 1098.780422][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1098.780422][ T10] netdev_get_by_index+0x5e/0x80 [ 1098.780422][ T10] fib6_nh_init+0x3d8/0x1580 [ 1098.780422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1098.780422][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1098.780422][ T10] ipv6_add_addr+0x411/0x2000 [ 1098.780422][ T10] inet6_addr_add+0x30e/0xa40 [ 1098.780422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1098.780422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.780422][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.780422][ T10] netlink_unicast+0x449/0x710 [ 1098.780422][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.780422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.780422][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.780422][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.780422][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.780422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.780422][ T10] [ 1098.782672][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1098.782672][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1098.782672][ T10] ipv6_find_idev+0x102/0x170 [ 1098.782672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.782672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.782672][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.782672][ T10] netlink_unicast+0x449/0x710 [ 1098.782672][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.782672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.782672][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.782672][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.782672][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.782672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.782672][ T10] [ 1098.784395][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1098.784395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1098.784395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1098.784395][ T10] ipv6_find_idev+0x102/0x170 [ 1098.784395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1098.784395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1098.784395][ T10] netlink_rcv_skb+0x130/0x360 [ 1098.784395][ T10] netlink_unicast+0x449/0x710 [ 1098.784395][ T10] netlink_sendmsg+0x723/0xbe0 [ 1098.784395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1098.784395][ T10] ___sys_sendmsg+0xee/0x170 [ 1098.784395][ T10] __sys_sendmsg+0xcd/0x170 [ 1098.784395][ T10] do_syscall_64+0xc6/0x1e0 [ 1098.784395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1098.784395][ T10] [ 1108.934950][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1108.935409][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.935409][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1108.935409][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1108.935409][ T10] fib6_nh_init+0xa22/0x1580 [ 1108.935409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.935409][ T10] ip6_route_add+0x1c/0x140 [ 1108.935409][ T10] inet6_rtm_newroute+0x104/0x110 [ 1108.935409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.935409][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.935409][ T10] netlink_unicast+0x449/0x710 [ 1108.935409][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.935409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.935409][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.935409][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.935409][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.935409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.935409][ T10] [ 1108.937435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.937435][ T10] dst_init+0x84/0x4a0 [ 1108.937435][ T10] dst_alloc+0x97/0x150 [ 1108.937435][ T10] ip6_dst_alloc+0x23/0x90 [ 1108.937435][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1108.937435][ T10] ip6_pol_route+0x56f/0x840 [ 1108.937435][ T10] fib6_rule_lookup+0x456/0x630 [ 1108.937435][ T10] ip6_route_input+0x59c/0xa50 [ 1108.937435][ T10] ipv6_rcv+0x397/0x810 [ 1108.937435][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1108.937435][ T10] process_backlog+0x101/0x620 [ 1108.937435][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1108.937435][ T10] net_rx_action+0x495/0xbe0 [ 1108.937435][ T10] __do_softirq+0x1b5/0x7f6 [ 1108.937435][ T10] [ 1108.939170][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.939170][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.939170][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.939170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.939170][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1108.939170][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1108.939170][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1108.939170][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1108.939170][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1108.939170][ T10] addrconf_dad_begin+0x310/0x670 [ 1108.939170][ T10] addrconf_dad_work+0x10b/0xab0 [ 1108.939170][ T10] process_one_work+0x84d/0x18a0 [ 1108.939170][ T10] worker_thread+0x587/0xd30 [ 1108.939170][ T10] kthread+0x28a/0x350 [ 1108.939170][ T10] ret_from_fork+0x31/0x70 [ 1108.939170][ T10] ret_from_fork_asm+0x1a/0x30 [ 1108.939170][ T10] [ 1108.941245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.941245][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.941245][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.941245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.941245][ T10] ip6_route_add+0x1c/0x140 [ 1108.941245][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1108.941245][ T10] inet6_addr_add+0x4f8/0xa40 [ 1108.941245][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.941245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.941245][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.941245][ T10] netlink_unicast+0x449/0x710 [ 1108.941245][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.941245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.941245][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.941245][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.941245][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.941245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.941245][ T10] [ 1108.943365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.943365][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.943365][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.943365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.943365][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1108.943365][ T10] ipv6_add_addr+0x411/0x2000 [ 1108.943365][ T10] inet6_addr_add+0x30e/0xa40 [ 1108.943365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.943365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.943365][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.943365][ T10] netlink_unicast+0x449/0x710 [ 1108.943365][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.943365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.943365][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.943365][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.943365][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.943365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.943365][ T10] [ 1108.945483][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.945483][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.945483][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.945483][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.945483][ T10] ip6_route_add+0x1c/0x140 [ 1108.945483][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1108.945483][ T10] addrconf_add_dev+0xe2/0x170 [ 1108.945483][ T10] inet6_addr_add+0x12f/0xa40 [ 1108.945483][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.945483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.945483][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.945483][ T10] netlink_unicast+0x449/0x710 [ 1108.945483][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.945483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.945483][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.945483][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.945483][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.945483][ T10] [ 1108.947542][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.947542][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1108.947542][ T10] ipv6_find_idev+0x102/0x170 [ 1108.947542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.947542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.947542][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.947542][ T10] netlink_unicast+0x449/0x710 [ 1108.947542][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.947542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.947542][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.947542][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.947542][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.947542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.947542][ T10] [ 1108.949152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1108.949152][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1108.949152][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1108.949152][ T10] ipv6_find_idev+0x102/0x170 [ 1108.949152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.949152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.949152][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.949152][ T10] netlink_unicast+0x449/0x710 [ 1108.949152][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.949152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.949152][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.949152][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.949152][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.949152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.949152][ T10] [ 1108.950939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1108.951229][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1108.951229][ T10] dst_init+0x84/0x4a0 [ 1108.951229][ T10] dst_alloc+0x97/0x150 [ 1108.951229][ T10] ip6_dst_alloc+0x23/0x90 [ 1108.951229][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1108.951229][ T10] ip6_pol_route+0x56f/0x840 [ 1108.951229][ T10] fib6_rule_lookup+0x456/0x630 [ 1108.951229][ T10] ip6_route_input+0x59c/0xa50 [ 1108.951229][ T10] ipv6_rcv+0x397/0x810 [ 1108.951229][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1108.951229][ T10] process_backlog+0x101/0x620 [ 1108.951229][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1108.951229][ T10] net_rx_action+0x495/0xbe0 [ 1108.951229][ T10] __do_softirq+0x1b5/0x7f6 [ 1108.951229][ T10] [ 1108.953144][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.953144][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1108.953144][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1108.953144][ T10] fib6_nh_init+0xa22/0x1580 [ 1108.953144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.953144][ T10] ip6_route_add+0x1c/0x140 [ 1108.953144][ T10] inet6_rtm_newroute+0x104/0x110 [ 1108.953144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.953144][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.953144][ T10] netlink_unicast+0x449/0x710 [ 1108.953144][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.953144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.953144][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.953144][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.953144][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.953144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.953144][ T10] [ 1108.955300][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.955300][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.955300][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.955300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.955300][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1108.955300][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1108.955300][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1108.955300][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1108.955300][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1108.955300][ T10] addrconf_dad_begin+0x310/0x670 [ 1108.955300][ T10] addrconf_dad_work+0x10b/0xab0 [ 1108.955300][ T10] process_one_work+0x84d/0x18a0 [ 1108.955300][ T10] worker_thread+0x587/0xd30 [ 1108.955300][ T10] kthread+0x28a/0x350 [ 1108.955300][ T10] ret_from_fork+0x31/0x70 [ 1108.955300][ T10] ret_from_fork_asm+0x1a/0x30 [ 1108.955300][ T10] [ 1108.957558][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.957558][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.957558][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.957558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.957558][ T10] ip6_route_add+0x1c/0x140 [ 1108.957558][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1108.957558][ T10] inet6_addr_add+0x4f8/0xa40 [ 1108.957558][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.957558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.957558][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.957558][ T10] netlink_unicast+0x449/0x710 [ 1108.957558][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.957558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.957558][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.957558][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.957558][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.957558][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.957558][ T10] [ 1108.959917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.959917][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.959917][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.959917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.959917][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1108.959917][ T10] ipv6_add_addr+0x411/0x2000 [ 1108.959917][ T10] inet6_addr_add+0x30e/0xa40 [ 1108.959917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.959917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.959917][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.959917][ T10] netlink_unicast+0x449/0x710 [ 1108.959917][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.959917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.959917][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.959917][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.959917][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.959917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.959917][ T10] [ 1108.962262][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.962262][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.962262][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.962262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.962262][ T10] ip6_route_add+0x1c/0x140 [ 1108.962262][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1108.962262][ T10] addrconf_add_dev+0xe2/0x170 [ 1108.962262][ T10] inet6_addr_add+0x12f/0xa40 [ 1108.962262][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.962262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.962262][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.962262][ T10] netlink_unicast+0x449/0x710 [ 1108.962262][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.962262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.962262][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.962262][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.962262][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.962262][ T10] [ 1108.964671][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.964671][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1108.964671][ T10] ipv6_find_idev+0x102/0x170 [ 1108.964671][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.964671][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.964671][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.964671][ T10] netlink_unicast+0x449/0x710 [ 1108.964671][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.964671][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.964671][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.964671][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.964671][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.964671][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.964671][ T10] [ 1108.966487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1108.966487][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1108.966487][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1108.966487][ T10] ipv6_find_idev+0x102/0x170 [ 1108.966487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.966487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.966487][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.966487][ T10] netlink_unicast+0x449/0x710 [ 1108.966487][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.966487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.966487][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.966487][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.966487][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.966487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.966487][ T10] [ 1108.968452][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1108.968782][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1108.968782][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.968782][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.968782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.968782][ T10] ip6_route_add+0x1c/0x140 [ 1108.968782][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1108.968782][ T10] inet6_addr_add+0x4f8/0xa40 [ 1108.968782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.968782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.968782][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.968782][ T10] netlink_unicast+0x449/0x710 [ 1108.968782][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.968782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.968782][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.968782][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.968782][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.968782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.968782][ T10] [ 1108.970845][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1108.970845][ T10] netdev_get_by_index+0x5e/0x80 [ 1108.970845][ T10] fib6_nh_init+0x3d8/0x1580 [ 1108.970845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1108.970845][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1108.970845][ T10] ipv6_add_addr+0x411/0x2000 [ 1108.970845][ T10] inet6_addr_add+0x30e/0xa40 [ 1108.970845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1108.970845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.970845][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.970845][ T10] netlink_unicast+0x449/0x710 [ 1108.970845][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.970845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.970845][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.970845][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.970845][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.970845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.970845][ T10] [ 1108.972996][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1108.972996][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1108.972996][ T10] ipv6_find_idev+0x102/0x170 [ 1108.972996][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.972996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.972996][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.972996][ T10] netlink_unicast+0x449/0x710 [ 1108.972996][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.972996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.972996][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.972996][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.972996][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.972996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.972996][ T10] [ 1108.974726][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1108.974726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1108.974726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1108.974726][ T10] ipv6_find_idev+0x102/0x170 [ 1108.974726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1108.974726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1108.974726][ T10] netlink_rcv_skb+0x130/0x360 [ 1108.974726][ T10] netlink_unicast+0x449/0x710 [ 1108.974726][ T10] netlink_sendmsg+0x723/0xbe0 [ 1108.974726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1108.974726][ T10] ___sys_sendmsg+0xee/0x170 [ 1108.974726][ T10] __sys_sendmsg+0xcd/0x170 [ 1108.974726][ T10] do_syscall_64+0xc6/0x1e0 [ 1108.974726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1108.974726][ T10] [ 1115.505769][ T6325] veth0: renamed from veth1 [ 1119.102825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1119.103147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.103147][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1119.103147][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1119.103147][ T10] fib6_nh_init+0xa22/0x1580 [ 1119.103147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.103147][ T10] ip6_route_add+0x1c/0x140 [ 1119.103147][ T10] inet6_rtm_newroute+0x104/0x110 [ 1119.103147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.103147][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.103147][ T10] netlink_unicast+0x449/0x710 [ 1119.103147][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.103147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.103147][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.103147][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.103147][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.103147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.103147][ T10] [ 1119.105119][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.105119][ T10] dst_init+0x84/0x4a0 [ 1119.105119][ T10] dst_alloc+0x97/0x150 [ 1119.105119][ T10] ip6_dst_alloc+0x23/0x90 [ 1119.105119][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1119.105119][ T10] ip6_pol_route+0x56f/0x840 [ 1119.105119][ T10] fib6_rule_lookup+0x456/0x630 [ 1119.105119][ T10] ip6_route_input+0x59c/0xa50 [ 1119.105119][ T10] ipv6_rcv+0x397/0x810 [ 1119.105119][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1119.105119][ T10] process_backlog+0x101/0x620 [ 1119.105119][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1119.105119][ T10] net_rx_action+0x495/0xbe0 [ 1119.105119][ T10] __do_softirq+0x1b5/0x7f6 [ 1119.105119][ T10] [ 1119.106806][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.106806][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.106806][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.106806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.106806][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1119.106806][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1119.106806][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1119.106806][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1119.106806][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1119.106806][ T10] addrconf_dad_begin+0x310/0x670 [ 1119.106806][ T10] addrconf_dad_work+0x10b/0xab0 [ 1119.106806][ T10] process_one_work+0x84d/0x18a0 [ 1119.106806][ T10] worker_thread+0x587/0xd30 [ 1119.106806][ T10] kthread+0x28a/0x350 [ 1119.106806][ T10] ret_from_fork+0x31/0x70 [ 1119.106806][ T10] ret_from_fork_asm+0x1a/0x30 [ 1119.106806][ T10] [ 1119.108743][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.108743][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.108743][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.108743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.108743][ T10] ip6_route_add+0x1c/0x140 [ 1119.108743][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1119.108743][ T10] inet6_addr_add+0x4f8/0xa40 [ 1119.108743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.108743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.108743][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.108743][ T10] netlink_unicast+0x449/0x710 [ 1119.108743][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.108743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.108743][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.108743][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.108743][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.108743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.108743][ T10] [ 1119.110763][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.110763][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.110763][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.110763][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.110763][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1119.110763][ T10] ipv6_add_addr+0x411/0x2000 [ 1119.110763][ T10] inet6_addr_add+0x30e/0xa40 [ 1119.110763][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.110763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.110763][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.110763][ T10] netlink_unicast+0x449/0x710 [ 1119.110763][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.110763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.110763][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.110763][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.110763][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.110763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.110763][ T10] [ 1119.112780][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.112780][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.112780][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.112780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.112780][ T10] ip6_route_add+0x1c/0x140 [ 1119.112780][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1119.112780][ T10] addrconf_add_dev+0xe2/0x170 [ 1119.112780][ T10] inet6_addr_add+0x12f/0xa40 [ 1119.112780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.112780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.112780][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.112780][ T10] netlink_unicast+0x449/0x710 [ 1119.112780][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.112780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.112780][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.112780][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.112780][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.112780][ T10] [ 1119.114773][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.114773][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1119.114773][ T10] ipv6_find_idev+0x102/0x170 [ 1119.114773][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.114773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.114773][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.114773][ T10] netlink_unicast+0x449/0x710 [ 1119.114773][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.114773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.114773][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.114773][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.114773][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.114773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.114773][ T10] [ 1119.116329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1119.116329][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1119.116329][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1119.116329][ T10] ipv6_find_idev+0x102/0x170 [ 1119.116329][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.116329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.116329][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.116329][ T10] netlink_unicast+0x449/0x710 [ 1119.116329][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.116329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.116329][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.116329][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.116329][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.116329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.116329][ T10] [ 1119.118101][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1119.118393][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1119.118393][ T10] dst_init+0x84/0x4a0 [ 1119.118393][ T10] dst_alloc+0x97/0x150 [ 1119.118393][ T10] ip6_dst_alloc+0x23/0x90 [ 1119.118393][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1119.118393][ T10] ip6_pol_route+0x56f/0x840 [ 1119.118393][ T10] fib6_rule_lookup+0x456/0x630 [ 1119.118393][ T10] ip6_route_input+0x59c/0xa50 [ 1119.118393][ T10] ipv6_rcv+0x397/0x810 [ 1119.118393][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1119.118393][ T10] process_backlog+0x101/0x620 [ 1119.118393][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1119.118393][ T10] net_rx_action+0x495/0xbe0 [ 1119.118393][ T10] __do_softirq+0x1b5/0x7f6 [ 1119.118393][ T10] [ 1119.120066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.120066][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1119.120066][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1119.120066][ T10] fib6_nh_init+0xa22/0x1580 [ 1119.120066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.120066][ T10] ip6_route_add+0x1c/0x140 [ 1119.120066][ T10] inet6_rtm_newroute+0x104/0x110 [ 1119.120066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.120066][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.120066][ T10] netlink_unicast+0x449/0x710 [ 1119.120066][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.120066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.120066][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.120066][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.120066][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.120066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.120066][ T10] [ 1119.121984][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.121984][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.121984][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.121984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.121984][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1119.121984][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1119.121984][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1119.121984][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1119.121984][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1119.121984][ T10] addrconf_dad_begin+0x310/0x670 [ 1119.121984][ T10] addrconf_dad_work+0x10b/0xab0 [ 1119.121984][ T10] process_one_work+0x84d/0x18a0 [ 1119.121984][ T10] worker_thread+0x587/0xd30 [ 1119.121984][ T10] kthread+0x28a/0x350 [ 1119.121984][ T10] ret_from_fork+0x31/0x70 [ 1119.121984][ T10] ret_from_fork_asm+0x1a/0x30 [ 1119.121984][ T10] [ 1119.123914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.123914][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.123914][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.123914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.123914][ T10] ip6_route_add+0x1c/0x140 [ 1119.123914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1119.123914][ T10] inet6_addr_add+0x4f8/0xa40 [ 1119.123914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.123914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.123914][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.123914][ T10] netlink_unicast+0x449/0x710 [ 1119.123914][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.123914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.123914][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.123914][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.123914][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.123914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.123914][ T10] [ 1119.125931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.125931][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.125931][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.125931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.125931][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1119.125931][ T10] ipv6_add_addr+0x411/0x2000 [ 1119.125931][ T10] inet6_addr_add+0x30e/0xa40 [ 1119.125931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.125931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.125931][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.125931][ T10] netlink_unicast+0x449/0x710 [ 1119.125931][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.125931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.125931][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.125931][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.125931][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.125931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.125931][ T10] [ 1119.128077][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.128077][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.128077][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.128077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.128077][ T10] ip6_route_add+0x1c/0x140 [ 1119.128077][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1119.128077][ T10] addrconf_add_dev+0xe2/0x170 [ 1119.128077][ T10] inet6_addr_add+0x12f/0xa40 [ 1119.128077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.128077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.128077][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.128077][ T10] netlink_unicast+0x449/0x710 [ 1119.128077][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.128077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.128077][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.128077][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.128077][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.128077][ T10] [ 1119.130185][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.130185][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1119.130185][ T10] ipv6_find_idev+0x102/0x170 [ 1119.130185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.130185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.130185][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.130185][ T10] netlink_unicast+0x449/0x710 [ 1119.130185][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.130185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.130185][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.130185][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.130185][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.130185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.130185][ T10] [ 1119.131938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1119.131938][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1119.131938][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1119.131938][ T10] ipv6_find_idev+0x102/0x170 [ 1119.131938][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.131938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.131938][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.131938][ T10] netlink_unicast+0x449/0x710 [ 1119.131938][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.131938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.131938][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.131938][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.131938][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.131938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.131938][ T10] [ 1119.133705][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1119.134065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1119.134065][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.134065][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.134065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.134065][ T10] ip6_route_add+0x1c/0x140 [ 1119.134065][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1119.134065][ T10] inet6_addr_add+0x4f8/0xa40 [ 1119.134065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.134065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.134065][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.134065][ T10] netlink_unicast+0x449/0x710 [ 1119.134065][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.134065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.134065][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.134065][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.134065][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.134065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.134065][ T10] [ 1119.136085][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1119.136085][ T10] netdev_get_by_index+0x5e/0x80 [ 1119.136085][ T10] fib6_nh_init+0x3d8/0x1580 [ 1119.136085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1119.136085][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1119.136085][ T10] ipv6_add_addr+0x411/0x2000 [ 1119.136085][ T10] inet6_addr_add+0x30e/0xa40 [ 1119.136085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1119.136085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.136085][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.136085][ T10] netlink_unicast+0x449/0x710 [ 1119.136085][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.136085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.136085][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.136085][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.136085][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.136085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.136085][ T10] [ 1119.138172][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1119.138172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1119.138172][ T10] ipv6_find_idev+0x102/0x170 [ 1119.138172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.138172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.138172][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.138172][ T10] netlink_unicast+0x449/0x710 [ 1119.138172][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.138172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.138172][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.138172][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.138172][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.138172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.138172][ T10] [ 1119.140007][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1119.140007][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1119.140007][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1119.140007][ T10] ipv6_find_idev+0x102/0x170 [ 1119.140007][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1119.140007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1119.140007][ T10] netlink_rcv_skb+0x130/0x360 [ 1119.140007][ T10] netlink_unicast+0x449/0x710 [ 1119.140007][ T10] netlink_sendmsg+0x723/0xbe0 [ 1119.140007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1119.140007][ T10] ___sys_sendmsg+0xee/0x170 [ 1119.140007][ T10] __sys_sendmsg+0xcd/0x170 [ 1119.140007][ T10] do_syscall_64+0xc6/0x1e0 [ 1119.140007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1119.140007][ T10] [ 1119.494181][ T6352] br0: port 1(vx0) entered blocking state [ 1119.494479][ T6352] br0: port 1(vx0) entered disabled state [ 1119.494664][ T6352] vx0: entered allmulticast mode [ 1119.495861][ T6352] vx0: entered promiscuous mode [ 1119.497694][ T6352] br0: port 1(vx0) entered blocking state [ 1119.497877][ T6352] br0: port 1(vx0) entered forwarding state [ 1124.851911][ T6382] br0: port 1(vx0) entered blocking state [ 1124.852176][ T6382] br0: port 1(vx0) entered disabled state [ 1124.852352][ T6382] vx0: entered allmulticast mode [ 1124.853542][ T6382] vx0: entered promiscuous mode [ 1124.855434][ T6382] br0: port 1(vx0) entered blocking state [ 1124.855600][ T6382] br0: port 1(vx0) entered forwarding state [ 1128.806414][ T6414] veth0: renamed from veth1 [ 1129.312068][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1129.312407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.312407][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1129.312407][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1129.312407][ T10] fib6_nh_init+0xa22/0x1580 [ 1129.312407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.312407][ T10] ip6_route_add+0x1c/0x140 [ 1129.312407][ T10] inet6_rtm_newroute+0x104/0x110 [ 1129.312407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.312407][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.312407][ T10] netlink_unicast+0x449/0x710 [ 1129.312407][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.312407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.312407][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.312407][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.312407][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.312407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.312407][ T10] [ 1129.314424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.314424][ T10] dst_init+0x84/0x4a0 [ 1129.314424][ T10] dst_alloc+0x97/0x150 [ 1129.314424][ T10] ip6_dst_alloc+0x23/0x90 [ 1129.314424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1129.314424][ T10] ip6_pol_route+0x56f/0x840 [ 1129.314424][ T10] fib6_rule_lookup+0x456/0x630 [ 1129.314424][ T10] ip6_route_input+0x59c/0xa50 [ 1129.314424][ T10] ipv6_rcv+0x397/0x810 [ 1129.314424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1129.314424][ T10] process_backlog+0x101/0x620 [ 1129.314424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1129.314424][ T10] net_rx_action+0x495/0xbe0 [ 1129.314424][ T10] __do_softirq+0x1b5/0x7f6 [ 1129.314424][ T10] [ 1129.316181][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.316181][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.316181][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.316181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.316181][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1129.316181][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1129.316181][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1129.316181][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1129.316181][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1129.316181][ T10] addrconf_dad_begin+0x310/0x670 [ 1129.316181][ T10] addrconf_dad_work+0x10b/0xab0 [ 1129.316181][ T10] process_one_work+0x84d/0x18a0 [ 1129.316181][ T10] worker_thread+0x587/0xd30 [ 1129.316181][ T10] kthread+0x28a/0x350 [ 1129.316181][ T10] ret_from_fork+0x31/0x70 [ 1129.316181][ T10] ret_from_fork_asm+0x1a/0x30 [ 1129.316181][ T10] [ 1129.318149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.318149][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.318149][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.318149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.318149][ T10] ip6_route_add+0x1c/0x140 [ 1129.318149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1129.318149][ T10] inet6_addr_add+0x4f8/0xa40 [ 1129.318149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.318149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.318149][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.318149][ T10] netlink_unicast+0x449/0x710 [ 1129.318149][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.318149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.318149][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.318149][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.318149][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.318149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.318149][ T10] [ 1129.320193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.320193][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.320193][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.320193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.320193][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1129.320193][ T10] ipv6_add_addr+0x411/0x2000 [ 1129.320193][ T10] inet6_addr_add+0x30e/0xa40 [ 1129.320193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.320193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.320193][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.320193][ T10] netlink_unicast+0x449/0x710 [ 1129.320193][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.320193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.320193][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.320193][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.320193][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.320193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.320193][ T10] [ 1129.322230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.322230][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.322230][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.322230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.322230][ T10] ip6_route_add+0x1c/0x140 [ 1129.322230][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1129.322230][ T10] addrconf_add_dev+0xe2/0x170 [ 1129.322230][ T10] inet6_addr_add+0x12f/0xa40 [ 1129.322230][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.322230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.322230][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.322230][ T10] netlink_unicast+0x449/0x710 [ 1129.322230][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.322230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.322230][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.322230][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.322230][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.322230][ T10] [ 1129.324247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.324247][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1129.324247][ T10] ipv6_find_idev+0x102/0x170 [ 1129.324247][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.324247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.324247][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.324247][ T10] netlink_unicast+0x449/0x710 [ 1129.324247][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.324247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.324247][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.324247][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.324247][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.324247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.324247][ T10] [ 1129.325840][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1129.325840][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1129.325840][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1129.325840][ T10] ipv6_find_idev+0x102/0x170 [ 1129.325840][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.325840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.325840][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.325840][ T10] netlink_unicast+0x449/0x710 [ 1129.325840][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.325840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.325840][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.325840][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.325840][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.325840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.325840][ T10] [ 1129.327590][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1129.327882][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1129.327882][ T10] dst_init+0x84/0x4a0 [ 1129.327882][ T10] dst_alloc+0x97/0x150 [ 1129.327882][ T10] ip6_dst_alloc+0x23/0x90 [ 1129.327882][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1129.327882][ T10] ip6_pol_route+0x56f/0x840 [ 1129.327882][ T10] fib6_rule_lookup+0x456/0x630 [ 1129.327882][ T10] ip6_route_input+0x59c/0xa50 [ 1129.327882][ T10] ipv6_rcv+0x397/0x810 [ 1129.327882][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1129.327882][ T10] process_backlog+0x101/0x620 [ 1129.327882][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1129.327882][ T10] net_rx_action+0x495/0xbe0 [ 1129.327882][ T10] __do_softirq+0x1b5/0x7f6 [ 1129.327882][ T10] [ 1129.329598][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.329598][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1129.329598][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1129.329598][ T10] fib6_nh_init+0xa22/0x1580 [ 1129.329598][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.329598][ T10] ip6_route_add+0x1c/0x140 [ 1129.329598][ T10] inet6_rtm_newroute+0x104/0x110 [ 1129.329598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.329598][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.329598][ T10] netlink_unicast+0x449/0x710 [ 1129.329598][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.329598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.329598][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.329598][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.329598][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.329598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.329598][ T10] [ 1129.331555][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.331555][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.331555][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.331555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.331555][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1129.331555][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1129.331555][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1129.331555][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1129.331555][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1129.331555][ T10] addrconf_dad_begin+0x310/0x670 [ 1129.331555][ T10] addrconf_dad_work+0x10b/0xab0 [ 1129.331555][ T10] process_one_work+0x84d/0x18a0 [ 1129.331555][ T10] worker_thread+0x587/0xd30 [ 1129.331555][ T10] kthread+0x28a/0x350 [ 1129.331555][ T10] ret_from_fork+0x31/0x70 [ 1129.331555][ T10] ret_from_fork_asm+0x1a/0x30 [ 1129.331555][ T10] [ 1129.333523][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.333523][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.333523][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.333523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.333523][ T10] ip6_route_add+0x1c/0x140 [ 1129.333523][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1129.333523][ T10] inet6_addr_add+0x4f8/0xa40 [ 1129.333523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.333523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.333523][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.333523][ T10] netlink_unicast+0x449/0x710 [ 1129.333523][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.333523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.333523][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.333523][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.333523][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.333523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.333523][ T10] [ 1129.335748][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.335748][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.335748][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.335748][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.335748][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1129.335748][ T10] ipv6_add_addr+0x411/0x2000 [ 1129.335748][ T10] inet6_addr_add+0x30e/0xa40 [ 1129.335748][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.335748][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.335748][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.335748][ T10] netlink_unicast+0x449/0x710 [ 1129.335748][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.335748][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.335748][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.335748][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.335748][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.335748][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.335748][ T10] [ 1129.338023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.338023][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.338023][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.338023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.338023][ T10] ip6_route_add+0x1c/0x140 [ 1129.338023][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1129.338023][ T10] addrconf_add_dev+0xe2/0x170 [ 1129.338023][ T10] inet6_addr_add+0x12f/0xa40 [ 1129.338023][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.338023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.338023][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.338023][ T10] netlink_unicast+0x449/0x710 [ 1129.338023][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.338023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.338023][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.338023][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.338023][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.338023][ T10] [ 1129.340272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.340272][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1129.340272][ T10] ipv6_find_idev+0x102/0x170 [ 1129.340272][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.340272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.340272][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.340272][ T10] netlink_unicast+0x449/0x710 [ 1129.340272][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.340272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.340272][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.340272][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.340272][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.340272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.340272][ T10] [ 1129.342083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1129.342083][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1129.342083][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1129.342083][ T10] ipv6_find_idev+0x102/0x170 [ 1129.342083][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.342083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.342083][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.342083][ T10] netlink_unicast+0x449/0x710 [ 1129.342083][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.342083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.342083][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.342083][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.342083][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.342083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.342083][ T10] [ 1129.344098][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1129.344350][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1129.344350][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.344350][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.344350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.344350][ T10] ip6_route_add+0x1c/0x140 [ 1129.344350][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1129.344350][ T10] inet6_addr_add+0x4f8/0xa40 [ 1129.344350][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.344350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.344350][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.344350][ T10] netlink_unicast+0x449/0x710 [ 1129.344350][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.344350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.344350][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.344350][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.344350][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.344350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.344350][ T10] [ 1129.346632][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1129.346632][ T10] netdev_get_by_index+0x5e/0x80 [ 1129.346632][ T10] fib6_nh_init+0x3d8/0x1580 [ 1129.346632][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1129.346632][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1129.346632][ T10] ipv6_add_addr+0x411/0x2000 [ 1129.346632][ T10] inet6_addr_add+0x30e/0xa40 [ 1129.346632][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1129.346632][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.346632][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.346632][ T10] netlink_unicast+0x449/0x710 [ 1129.346632][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.346632][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.346632][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.346632][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.346632][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.346632][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.346632][ T10] [ 1129.348887][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1129.348887][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1129.348887][ T10] ipv6_find_idev+0x102/0x170 [ 1129.348887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.348887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.348887][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.348887][ T10] netlink_unicast+0x449/0x710 [ 1129.348887][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.348887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.348887][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.348887][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.348887][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.348887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.348887][ T10] [ 1129.350653][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1129.350653][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1129.350653][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1129.350653][ T10] ipv6_find_idev+0x102/0x170 [ 1129.350653][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1129.350653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1129.350653][ T10] netlink_rcv_skb+0x130/0x360 [ 1129.350653][ T10] netlink_unicast+0x449/0x710 [ 1129.350653][ T10] netlink_sendmsg+0x723/0xbe0 [ 1129.350653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1129.350653][ T10] ___sys_sendmsg+0xee/0x170 [ 1129.350653][ T10] __sys_sendmsg+0xcd/0x170 [ 1129.350653][ T10] do_syscall_64+0xc6/0x1e0 [ 1129.350653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1129.350653][ T10] [ 1132.751377][ T6441] br0: port 1(vx0) entered blocking state [ 1132.751651][ T6441] br0: port 1(vx0) entered disabled state [ 1132.751840][ T6441] vx0: entered allmulticast mode [ 1132.753075][ T6441] vx0: entered promiscuous mode [ 1132.755819][ T6441] br0: port 1(vx0) entered blocking state [ 1132.755987][ T6441] br0: port 1(vx0) entered forwarding state [ 1138.204742][ T6471] br0: port 1(vx0) entered blocking state [ 1138.205798][ T6471] br0: port 1(vx0) entered disabled state [ 1138.206002][ T6471] vx0: entered allmulticast mode [ 1138.207201][ T6471] vx0: entered promiscuous mode [ 1138.209065][ T6471] br0: port 1(vx0) entered blocking state [ 1138.209244][ T6471] br0: port 1(vx0) entered forwarding state [ 1139.494923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1139.495334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.495334][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1139.495334][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1139.495334][ T10] fib6_nh_init+0xa22/0x1580 [ 1139.495334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.495334][ T10] ip6_route_add+0x1c/0x140 [ 1139.495334][ T10] inet6_rtm_newroute+0x104/0x110 [ 1139.495334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.495334][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.495334][ T10] netlink_unicast+0x449/0x710 [ 1139.495334][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.495334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.495334][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.495334][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.495334][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.495334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.495334][ T10] [ 1139.497322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.497322][ T10] dst_init+0x84/0x4a0 [ 1139.497322][ T10] dst_alloc+0x97/0x150 [ 1139.497322][ T10] ip6_dst_alloc+0x23/0x90 [ 1139.497322][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1139.497322][ T10] ip6_pol_route+0x56f/0x840 [ 1139.497322][ T10] fib6_rule_lookup+0x456/0x630 [ 1139.497322][ T10] ip6_route_input+0x59c/0xa50 [ 1139.497322][ T10] ipv6_rcv+0x397/0x810 [ 1139.497322][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1139.497322][ T10] process_backlog+0x101/0x620 [ 1139.497322][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1139.497322][ T10] net_rx_action+0x495/0xbe0 [ 1139.497322][ T10] __do_softirq+0x1b5/0x7f6 [ 1139.497322][ T10] [ 1139.499055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.499055][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.499055][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.499055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.499055][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1139.499055][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1139.499055][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1139.499055][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1139.499055][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1139.499055][ T10] addrconf_dad_begin+0x310/0x670 [ 1139.499055][ T10] addrconf_dad_work+0x10b/0xab0 [ 1139.499055][ T10] process_one_work+0x84d/0x18a0 [ 1139.499055][ T10] worker_thread+0x587/0xd30 [ 1139.499055][ T10] kthread+0x28a/0x350 [ 1139.499055][ T10] ret_from_fork+0x31/0x70 [ 1139.499055][ T10] ret_from_fork_asm+0x1a/0x30 [ 1139.499055][ T10] [ 1139.501051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.501051][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.501051][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.501051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.501051][ T10] ip6_route_add+0x1c/0x140 [ 1139.501051][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1139.501051][ T10] inet6_addr_add+0x4f8/0xa40 [ 1139.501051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.501051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.501051][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.501051][ T10] netlink_unicast+0x449/0x710 [ 1139.501051][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.501051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.501051][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.501051][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.501051][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.501051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.501051][ T10] [ 1139.503128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.503128][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.503128][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.503128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.503128][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1139.503128][ T10] ipv6_add_addr+0x411/0x2000 [ 1139.503128][ T10] inet6_addr_add+0x30e/0xa40 [ 1139.503128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.503128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.503128][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.503128][ T10] netlink_unicast+0x449/0x710 [ 1139.503128][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.503128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.503128][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.503128][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.503128][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.503128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.503128][ T10] [ 1139.505185][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.505185][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.505185][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.505185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.505185][ T10] ip6_route_add+0x1c/0x140 [ 1139.505185][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1139.505185][ T10] addrconf_add_dev+0xe2/0x170 [ 1139.505185][ T10] inet6_addr_add+0x12f/0xa40 [ 1139.505185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.505185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.505185][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.505185][ T10] netlink_unicast+0x449/0x710 [ 1139.505185][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.505185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.505185][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.505185][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.505185][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.505185][ T10] [ 1139.507228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.507228][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1139.507228][ T10] ipv6_find_idev+0x102/0x170 [ 1139.507228][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.507228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.507228][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.507228][ T10] netlink_unicast+0x449/0x710 [ 1139.507228][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.507228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.507228][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.507228][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.507228][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.507228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.507228][ T10] [ 1139.508825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1139.508825][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1139.508825][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1139.508825][ T10] ipv6_find_idev+0x102/0x170 [ 1139.508825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.508825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.508825][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.508825][ T10] netlink_unicast+0x449/0x710 [ 1139.508825][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.508825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.508825][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.508825][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.508825][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.508825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.508825][ T10] [ 1139.511063][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1139.511354][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1139.511354][ T10] dst_init+0x84/0x4a0 [ 1139.511354][ T10] dst_alloc+0x97/0x150 [ 1139.511354][ T10] ip6_dst_alloc+0x23/0x90 [ 1139.511354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1139.511354][ T10] ip6_pol_route+0x56f/0x840 [ 1139.511354][ T10] fib6_rule_lookup+0x456/0x630 [ 1139.511354][ T10] ip6_route_input+0x59c/0xa50 [ 1139.511354][ T10] ipv6_rcv+0x397/0x810 [ 1139.511354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1139.511354][ T10] process_backlog+0x101/0x620 [ 1139.511354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1139.511354][ T10] net_rx_action+0x495/0xbe0 [ 1139.511354][ T10] __do_softirq+0x1b5/0x7f6 [ 1139.511354][ T10] [ 1139.513064][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.513064][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1139.513064][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1139.513064][ T10] fib6_nh_init+0xa22/0x1580 [ 1139.513064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.513064][ T10] ip6_route_add+0x1c/0x140 [ 1139.513064][ T10] inet6_rtm_newroute+0x104/0x110 [ 1139.513064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.513064][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.513064][ T10] netlink_unicast+0x449/0x710 [ 1139.513064][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.513064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.513064][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.513064][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.513064][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.513064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.513064][ T10] [ 1139.514982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.514982][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.514982][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.514982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.514982][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1139.514982][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1139.514982][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1139.514982][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1139.514982][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1139.514982][ T10] addrconf_dad_begin+0x310/0x670 [ 1139.514982][ T10] addrconf_dad_work+0x10b/0xab0 [ 1139.514982][ T10] process_one_work+0x84d/0x18a0 [ 1139.514982][ T10] worker_thread+0x587/0xd30 [ 1139.514982][ T10] kthread+0x28a/0x350 [ 1139.514982][ T10] ret_from_fork+0x31/0x70 [ 1139.514982][ T10] ret_from_fork_asm+0x1a/0x30 [ 1139.514982][ T10] [ 1139.517128][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.517128][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.517128][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.517128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.517128][ T10] ip6_route_add+0x1c/0x140 [ 1139.517128][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1139.517128][ T10] inet6_addr_add+0x4f8/0xa40 [ 1139.517128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.517128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.517128][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.517128][ T10] netlink_unicast+0x449/0x710 [ 1139.517128][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.517128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.517128][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.517128][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.517128][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.517128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.517128][ T10] [ 1139.519429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.519429][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.519429][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.519429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.519429][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1139.519429][ T10] ipv6_add_addr+0x411/0x2000 [ 1139.519429][ T10] inet6_addr_add+0x30e/0xa40 [ 1139.519429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.519429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.519429][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.519429][ T10] netlink_unicast+0x449/0x710 [ 1139.519429][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.519429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.519429][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.519429][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.519429][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.519429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.519429][ T10] [ 1139.521698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.521698][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.521698][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.521698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.521698][ T10] ip6_route_add+0x1c/0x140 [ 1139.521698][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1139.521698][ T10] addrconf_add_dev+0xe2/0x170 [ 1139.521698][ T10] inet6_addr_add+0x12f/0xa40 [ 1139.521698][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.521698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.521698][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.521698][ T10] netlink_unicast+0x449/0x710 [ 1139.521698][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.521698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.521698][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.521698][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.521698][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.521698][ T10] [ 1139.523917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.523917][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1139.523917][ T10] ipv6_find_idev+0x102/0x170 [ 1139.523917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.523917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.523917][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.523917][ T10] netlink_unicast+0x449/0x710 [ 1139.523917][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.523917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.523917][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.523917][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.523917][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.523917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.523917][ T10] [ 1139.525708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1139.525708][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1139.525708][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1139.525708][ T10] ipv6_find_idev+0x102/0x170 [ 1139.525708][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.525708][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.525708][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.525708][ T10] netlink_unicast+0x449/0x710 [ 1139.525708][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.525708][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.525708][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.525708][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.525708][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.525708][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.525708][ T10] [ 1139.527569][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1139.527891][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1139.527891][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.527891][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.527891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.527891][ T10] ip6_route_add+0x1c/0x140 [ 1139.527891][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1139.527891][ T10] inet6_addr_add+0x4f8/0xa40 [ 1139.527891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.527891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.527891][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.527891][ T10] netlink_unicast+0x449/0x710 [ 1139.527891][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.527891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.527891][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.527891][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.527891][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.527891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.527891][ T10] [ 1139.529955][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1139.529955][ T10] netdev_get_by_index+0x5e/0x80 [ 1139.529955][ T10] fib6_nh_init+0x3d8/0x1580 [ 1139.529955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1139.529955][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1139.529955][ T10] ipv6_add_addr+0x411/0x2000 [ 1139.529955][ T10] inet6_addr_add+0x30e/0xa40 [ 1139.529955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1139.529955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.529955][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.529955][ T10] netlink_unicast+0x449/0x710 [ 1139.529955][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.529955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.529955][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.529955][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.529955][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.529955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.529955][ T10] [ 1139.532158][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1139.532158][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1139.532158][ T10] ipv6_find_idev+0x102/0x170 [ 1139.532158][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.532158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.532158][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.532158][ T10] netlink_unicast+0x449/0x710 [ 1139.532158][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.532158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.532158][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.532158][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.532158][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.532158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.532158][ T10] [ 1139.533893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1139.533893][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1139.533893][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1139.533893][ T10] ipv6_find_idev+0x102/0x170 [ 1139.533893][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1139.533893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1139.533893][ T10] netlink_rcv_skb+0x130/0x360 [ 1139.533893][ T10] netlink_unicast+0x449/0x710 [ 1139.533893][ T10] netlink_sendmsg+0x723/0xbe0 [ 1139.533893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1139.533893][ T10] ___sys_sendmsg+0xee/0x170 [ 1139.533893][ T10] __sys_sendmsg+0xcd/0x170 [ 1139.533893][ T10] do_syscall_64+0xc6/0x1e0 [ 1139.533893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1139.533893][ T10] [ 1149.599825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1149.600245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.600245][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1149.600245][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1149.600245][ T10] fib6_nh_init+0xa22/0x1580 [ 1149.600245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.600245][ T10] ip6_route_add+0x1c/0x140 [ 1149.600245][ T10] inet6_rtm_newroute+0x104/0x110 [ 1149.600245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.600245][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.600245][ T10] netlink_unicast+0x449/0x710 [ 1149.600245][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.600245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.600245][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.600245][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.600245][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.600245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.600245][ T10] [ 1149.602193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.602193][ T10] dst_init+0x84/0x4a0 [ 1149.602193][ T10] dst_alloc+0x97/0x150 [ 1149.602193][ T10] ip6_dst_alloc+0x23/0x90 [ 1149.602193][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1149.602193][ T10] ip6_pol_route+0x56f/0x840 [ 1149.602193][ T10] fib6_rule_lookup+0x456/0x630 [ 1149.602193][ T10] ip6_route_input+0x59c/0xa50 [ 1149.602193][ T10] ipv6_rcv+0x397/0x810 [ 1149.602193][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1149.602193][ T10] process_backlog+0x101/0x620 [ 1149.602193][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1149.602193][ T10] net_rx_action+0x495/0xbe0 [ 1149.602193][ T10] __do_softirq+0x1b5/0x7f6 [ 1149.602193][ T10] [ 1149.603906][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.603906][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.603906][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.603906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.603906][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1149.603906][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1149.603906][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1149.603906][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1149.603906][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1149.603906][ T10] addrconf_dad_begin+0x310/0x670 [ 1149.603906][ T10] addrconf_dad_work+0x10b/0xab0 [ 1149.603906][ T10] process_one_work+0x84d/0x18a0 [ 1149.603906][ T10] worker_thread+0x587/0xd30 [ 1149.603906][ T10] kthread+0x28a/0x350 [ 1149.603906][ T10] ret_from_fork+0x31/0x70 [ 1149.603906][ T10] ret_from_fork_asm+0x1a/0x30 [ 1149.603906][ T10] [ 1149.605855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.605855][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.605855][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.605855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.605855][ T10] ip6_route_add+0x1c/0x140 [ 1149.605855][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1149.605855][ T10] inet6_addr_add+0x4f8/0xa40 [ 1149.605855][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.605855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.605855][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.605855][ T10] netlink_unicast+0x449/0x710 [ 1149.605855][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.605855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.605855][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.605855][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.605855][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.605855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.605855][ T10] [ 1149.607912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.607912][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.607912][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.607912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.607912][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1149.607912][ T10] ipv6_add_addr+0x411/0x2000 [ 1149.607912][ T10] inet6_addr_add+0x30e/0xa40 [ 1149.607912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.607912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.607912][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.607912][ T10] netlink_unicast+0x449/0x710 [ 1149.607912][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.607912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.607912][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.607912][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.607912][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.607912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.607912][ T10] [ 1149.609997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.609997][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.609997][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.609997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.609997][ T10] ip6_route_add+0x1c/0x140 [ 1149.609997][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1149.609997][ T10] addrconf_add_dev+0xe2/0x170 [ 1149.609997][ T10] inet6_addr_add+0x12f/0xa40 [ 1149.609997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.609997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.609997][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.609997][ T10] netlink_unicast+0x449/0x710 [ 1149.609997][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.609997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.609997][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.609997][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.609997][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.609997][ T10] [ 1149.612046][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.612046][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1149.612046][ T10] ipv6_find_idev+0x102/0x170 [ 1149.612046][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.612046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.612046][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.612046][ T10] netlink_unicast+0x449/0x710 [ 1149.612046][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.612046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.612046][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.612046][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.612046][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.612046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.612046][ T10] [ 1149.613631][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1149.613631][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1149.613631][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1149.613631][ T10] ipv6_find_idev+0x102/0x170 [ 1149.613631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.613631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.613631][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.613631][ T10] netlink_unicast+0x449/0x710 [ 1149.613631][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.613631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.613631][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.613631][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.613631][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.613631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.613631][ T10] [ 1149.615421][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1149.615700][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1149.615700][ T10] dst_init+0x84/0x4a0 [ 1149.615700][ T10] dst_alloc+0x97/0x150 [ 1149.615700][ T10] ip6_dst_alloc+0x23/0x90 [ 1149.615700][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1149.615700][ T10] ip6_pol_route+0x56f/0x840 [ 1149.615700][ T10] fib6_rule_lookup+0x456/0x630 [ 1149.615700][ T10] ip6_route_input+0x59c/0xa50 [ 1149.615700][ T10] ipv6_rcv+0x397/0x810 [ 1149.615700][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1149.615700][ T10] process_backlog+0x101/0x620 [ 1149.615700][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1149.615700][ T10] net_rx_action+0x495/0xbe0 [ 1149.615700][ T10] __do_softirq+0x1b5/0x7f6 [ 1149.615700][ T10] [ 1149.617521][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.617521][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1149.617521][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1149.617521][ T10] fib6_nh_init+0xa22/0x1580 [ 1149.617521][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.617521][ T10] ip6_route_add+0x1c/0x140 [ 1149.617521][ T10] inet6_rtm_newroute+0x104/0x110 [ 1149.617521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.617521][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.617521][ T10] netlink_unicast+0x449/0x710 [ 1149.617521][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.617521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.617521][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.617521][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.617521][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.617521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.617521][ T10] [ 1149.619722][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.619722][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.619722][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.619722][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.619722][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1149.619722][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1149.619722][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1149.619722][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1149.619722][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1149.619722][ T10] addrconf_dad_begin+0x310/0x670 [ 1149.619722][ T10] addrconf_dad_work+0x10b/0xab0 [ 1149.619722][ T10] process_one_work+0x84d/0x18a0 [ 1149.619722][ T10] worker_thread+0x587/0xd30 [ 1149.619722][ T10] kthread+0x28a/0x350 [ 1149.619722][ T10] ret_from_fork+0x31/0x70 [ 1149.619722][ T10] ret_from_fork_asm+0x1a/0x30 [ 1149.619722][ T10] [ 1149.621910][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.621910][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.621910][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.621910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.621910][ T10] ip6_route_add+0x1c/0x140 [ 1149.621910][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1149.621910][ T10] inet6_addr_add+0x4f8/0xa40 [ 1149.621910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.621910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.621910][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.621910][ T10] netlink_unicast+0x449/0x710 [ 1149.621910][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.621910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.621910][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.621910][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.621910][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.621910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.621910][ T10] [ 1149.624267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.624267][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.624267][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.624267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.624267][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1149.624267][ T10] ipv6_add_addr+0x411/0x2000 [ 1149.624267][ T10] inet6_addr_add+0x30e/0xa40 [ 1149.624267][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.624267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.624267][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.624267][ T10] netlink_unicast+0x449/0x710 [ 1149.624267][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.624267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.624267][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.624267][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.624267][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.624267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.624267][ T10] [ 1149.626377][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.626377][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.626377][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.626377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.626377][ T10] ip6_route_add+0x1c/0x140 [ 1149.626377][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1149.626377][ T10] addrconf_add_dev+0xe2/0x170 [ 1149.626377][ T10] inet6_addr_add+0x12f/0xa40 [ 1149.626377][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.626377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.626377][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.626377][ T10] netlink_unicast+0x449/0x710 [ 1149.626377][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.626377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.626377][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.626377][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.626377][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.626377][ T10] [ 1149.628758][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.628758][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1149.628758][ T10] ipv6_find_idev+0x102/0x170 [ 1149.628758][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.628758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.628758][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.628758][ T10] netlink_unicast+0x449/0x710 [ 1149.628758][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.628758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.628758][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.628758][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.628758][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.628758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.628758][ T10] [ 1149.630400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1149.630400][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1149.630400][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1149.630400][ T10] ipv6_find_idev+0x102/0x170 [ 1149.630400][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.630400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.630400][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.630400][ T10] netlink_unicast+0x449/0x710 [ 1149.630400][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.630400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.630400][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.630400][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.630400][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.630400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.630400][ T10] [ 1149.632358][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1149.632596][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1149.632596][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.632596][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.632596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.632596][ T10] ip6_route_add+0x1c/0x140 [ 1149.632596][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1149.632596][ T10] inet6_addr_add+0x4f8/0xa40 [ 1149.632596][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.632596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.632596][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.632596][ T10] netlink_unicast+0x449/0x710 [ 1149.632596][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.632596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.632596][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.632596][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.632596][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.632596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.632596][ T10] [ 1149.634949][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1149.634949][ T10] netdev_get_by_index+0x5e/0x80 [ 1149.634949][ T10] fib6_nh_init+0x3d8/0x1580 [ 1149.634949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1149.634949][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1149.634949][ T10] ipv6_add_addr+0x411/0x2000 [ 1149.634949][ T10] inet6_addr_add+0x30e/0xa40 [ 1149.634949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1149.634949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.634949][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.634949][ T10] netlink_unicast+0x449/0x710 [ 1149.634949][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.634949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.634949][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.634949][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.634949][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.634949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.634949][ T10] [ 1149.637179][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1149.637179][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1149.637179][ T10] ipv6_find_idev+0x102/0x170 [ 1149.637179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.637179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.637179][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.637179][ T10] netlink_unicast+0x449/0x710 [ 1149.637179][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.637179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.637179][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.637179][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.637179][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.637179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.637179][ T10] [ 1149.639083][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1149.639083][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1149.639083][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1149.639083][ T10] ipv6_find_idev+0x102/0x170 [ 1149.639083][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1149.639083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1149.639083][ T10] netlink_rcv_skb+0x130/0x360 [ 1149.639083][ T10] netlink_unicast+0x449/0x710 [ 1149.639083][ T10] netlink_sendmsg+0x723/0xbe0 [ 1149.639083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1149.639083][ T10] ___sys_sendmsg+0xee/0x170 [ 1149.639083][ T10] __sys_sendmsg+0xcd/0x170 [ 1149.639083][ T10] do_syscall_64+0xc6/0x1e0 [ 1149.639083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1149.639083][ T10] [ 1159.750837][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1159.751227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.751227][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1159.751227][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1159.751227][ T10] fib6_nh_init+0xa22/0x1580 [ 1159.751227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.751227][ T10] ip6_route_add+0x1c/0x140 [ 1159.751227][ T10] inet6_rtm_newroute+0x104/0x110 [ 1159.751227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.751227][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.751227][ T10] netlink_unicast+0x449/0x710 [ 1159.751227][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.751227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.751227][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.751227][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.751227][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.751227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.751227][ T10] [ 1159.753429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.753429][ T10] dst_init+0x84/0x4a0 [ 1159.753429][ T10] dst_alloc+0x97/0x150 [ 1159.753429][ T10] ip6_dst_alloc+0x23/0x90 [ 1159.753429][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1159.753429][ T10] ip6_pol_route+0x56f/0x840 [ 1159.753429][ T10] fib6_rule_lookup+0x456/0x630 [ 1159.753429][ T10] ip6_route_input+0x59c/0xa50 [ 1159.753429][ T10] ipv6_rcv+0x397/0x810 [ 1159.753429][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1159.753429][ T10] process_backlog+0x101/0x620 [ 1159.753429][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1159.753429][ T10] net_rx_action+0x495/0xbe0 [ 1159.753429][ T10] __do_softirq+0x1b5/0x7f6 [ 1159.753429][ T10] [ 1159.755318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.755318][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.755318][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.755318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.755318][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1159.755318][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1159.755318][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1159.755318][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1159.755318][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1159.755318][ T10] addrconf_dad_begin+0x310/0x670 [ 1159.755318][ T10] addrconf_dad_work+0x10b/0xab0 [ 1159.755318][ T10] process_one_work+0x84d/0x18a0 [ 1159.755318][ T10] worker_thread+0x587/0xd30 [ 1159.755318][ T10] kthread+0x28a/0x350 [ 1159.755318][ T10] ret_from_fork+0x31/0x70 [ 1159.755318][ T10] ret_from_fork_asm+0x1a/0x30 [ 1159.755318][ T10] [ 1159.757522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.757522][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.757522][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.757522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.757522][ T10] ip6_route_add+0x1c/0x140 [ 1159.757522][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1159.757522][ T10] inet6_addr_add+0x4f8/0xa40 [ 1159.757522][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.757522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.757522][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.757522][ T10] netlink_unicast+0x449/0x710 [ 1159.757522][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.757522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.757522][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.757522][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.757522][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.757522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.757522][ T10] [ 1159.759861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.759861][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.759861][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.759861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.759861][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1159.759861][ T10] ipv6_add_addr+0x411/0x2000 [ 1159.759861][ T10] inet6_addr_add+0x30e/0xa40 [ 1159.759861][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.759861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.759861][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.759861][ T10] netlink_unicast+0x449/0x710 [ 1159.759861][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.759861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.759861][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.759861][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.759861][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.759861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.759861][ T10] [ 1159.762135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.762135][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.762135][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.762135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.762135][ T10] ip6_route_add+0x1c/0x140 [ 1159.762135][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1159.762135][ T10] addrconf_add_dev+0xe2/0x170 [ 1159.762135][ T10] inet6_addr_add+0x12f/0xa40 [ 1159.762135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.762135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.762135][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.762135][ T10] netlink_unicast+0x449/0x710 [ 1159.762135][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.762135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.762135][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.762135][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.762135][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.762135][ T10] [ 1159.764769][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.764769][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1159.764769][ T10] ipv6_find_idev+0x102/0x170 [ 1159.764769][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.764769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.764769][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.764769][ T10] netlink_unicast+0x449/0x710 [ 1159.764769][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.764769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.764769][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.764769][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.764769][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.764769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.764769][ T10] [ 1159.766683][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1159.766683][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1159.766683][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1159.766683][ T10] ipv6_find_idev+0x102/0x170 [ 1159.766683][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.766683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.766683][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.766683][ T10] netlink_unicast+0x449/0x710 [ 1159.766683][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.766683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.766683][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.766683][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.766683][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.766683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.766683][ T10] [ 1159.768776][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1159.769150][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1159.769150][ T10] dst_init+0x84/0x4a0 [ 1159.769150][ T10] dst_alloc+0x97/0x150 [ 1159.769150][ T10] ip6_dst_alloc+0x23/0x90 [ 1159.769150][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1159.769150][ T10] ip6_pol_route+0x56f/0x840 [ 1159.769150][ T10] fib6_rule_lookup+0x456/0x630 [ 1159.769150][ T10] ip6_route_input+0x59c/0xa50 [ 1159.769150][ T10] ipv6_rcv+0x397/0x810 [ 1159.769150][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1159.769150][ T10] process_backlog+0x101/0x620 [ 1159.769150][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1159.769150][ T10] net_rx_action+0x495/0xbe0 [ 1159.769150][ T10] __do_softirq+0x1b5/0x7f6 [ 1159.769150][ T10] [ 1159.771329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.771329][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1159.771329][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1159.771329][ T10] fib6_nh_init+0xa22/0x1580 [ 1159.771329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.771329][ T10] ip6_route_add+0x1c/0x140 [ 1159.771329][ T10] inet6_rtm_newroute+0x104/0x110 [ 1159.771329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.771329][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.771329][ T10] netlink_unicast+0x449/0x710 [ 1159.771329][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.771329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.771329][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.771329][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.771329][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.771329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.771329][ T10] [ 1159.773714][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.773714][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.773714][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.773714][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.773714][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1159.773714][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1159.773714][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1159.773714][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1159.773714][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1159.773714][ T10] addrconf_dad_begin+0x310/0x670 [ 1159.773714][ T10] addrconf_dad_work+0x10b/0xab0 [ 1159.773714][ T10] process_one_work+0x84d/0x18a0 [ 1159.773714][ T10] worker_thread+0x587/0xd30 [ 1159.773714][ T10] kthread+0x28a/0x350 [ 1159.773714][ T10] ret_from_fork+0x31/0x70 [ 1159.773714][ T10] ret_from_fork_asm+0x1a/0x30 [ 1159.773714][ T10] [ 1159.776098][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.776098][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.776098][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.776098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.776098][ T10] ip6_route_add+0x1c/0x140 [ 1159.776098][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1159.776098][ T10] inet6_addr_add+0x4f8/0xa40 [ 1159.776098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.776098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.776098][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.776098][ T10] netlink_unicast+0x449/0x710 [ 1159.776098][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.776098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.776098][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.776098][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.776098][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.776098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.776098][ T10] [ 1159.778599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.778599][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.778599][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.778599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.778599][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1159.778599][ T10] ipv6_add_addr+0x411/0x2000 [ 1159.778599][ T10] inet6_addr_add+0x30e/0xa40 [ 1159.778599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.778599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.778599][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.778599][ T10] netlink_unicast+0x449/0x710 [ 1159.778599][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.778599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.778599][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.778599][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.778599][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.778599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.778599][ T10] [ 1159.781190][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.781190][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.781190][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.781190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.781190][ T10] ip6_route_add+0x1c/0x140 [ 1159.781190][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1159.781190][ T10] addrconf_add_dev+0xe2/0x170 [ 1159.781190][ T10] inet6_addr_add+0x12f/0xa40 [ 1159.781190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.781190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.781190][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.781190][ T10] netlink_unicast+0x449/0x710 [ 1159.781190][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.781190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.781190][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.781190][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.781190][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.781190][ T10] [ 1159.783662][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.783662][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1159.783662][ T10] ipv6_find_idev+0x102/0x170 [ 1159.783662][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.783662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.783662][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.783662][ T10] netlink_unicast+0x449/0x710 [ 1159.783662][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.783662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.783662][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.783662][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.783662][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.783662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.783662][ T10] [ 1159.785503][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1159.785503][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1159.785503][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1159.785503][ T10] ipv6_find_idev+0x102/0x170 [ 1159.785503][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.785503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.785503][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.785503][ T10] netlink_unicast+0x449/0x710 [ 1159.785503][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.785503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.785503][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.785503][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.785503][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.785503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.785503][ T10] [ 1159.787793][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1159.788621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1159.788621][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.788621][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.788621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.788621][ T10] ip6_route_add+0x1c/0x140 [ 1159.788621][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1159.788621][ T10] inet6_addr_add+0x4f8/0xa40 [ 1159.788621][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.788621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.788621][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.788621][ T10] netlink_unicast+0x449/0x710 [ 1159.788621][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.788621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.788621][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.788621][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.788621][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.788621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.788621][ T10] [ 1159.790898][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1159.790898][ T10] netdev_get_by_index+0x5e/0x80 [ 1159.790898][ T10] fib6_nh_init+0x3d8/0x1580 [ 1159.790898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1159.790898][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1159.790898][ T10] ipv6_add_addr+0x411/0x2000 [ 1159.790898][ T10] inet6_addr_add+0x30e/0xa40 [ 1159.790898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1159.790898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.790898][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.790898][ T10] netlink_unicast+0x449/0x710 [ 1159.790898][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.790898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.790898][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.790898][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.790898][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.790898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.790898][ T10] [ 1159.793107][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1159.793107][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1159.793107][ T10] ipv6_find_idev+0x102/0x170 [ 1159.793107][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.793107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.793107][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.793107][ T10] netlink_unicast+0x449/0x710 [ 1159.793107][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.793107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.793107][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.793107][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.793107][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.793107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.793107][ T10] [ 1159.794981][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1159.794981][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1159.794981][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1159.794981][ T10] ipv6_find_idev+0x102/0x170 [ 1159.794981][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1159.794981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1159.794981][ T10] netlink_rcv_skb+0x130/0x360 [ 1159.794981][ T10] netlink_unicast+0x449/0x710 [ 1159.794981][ T10] netlink_sendmsg+0x723/0xbe0 [ 1159.794981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1159.794981][ T10] ___sys_sendmsg+0xee/0x170 [ 1159.794981][ T10] __sys_sendmsg+0xcd/0x170 [ 1159.794981][ T10] do_syscall_64+0xc6/0x1e0 [ 1159.794981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1159.794981][ T10] [ 1169.895839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1169.896221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.896221][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1169.896221][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1169.896221][ T10] fib6_nh_init+0xa22/0x1580 [ 1169.896221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.896221][ T10] ip6_route_add+0x1c/0x140 [ 1169.896221][ T10] inet6_rtm_newroute+0x104/0x110 [ 1169.896221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.896221][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.896221][ T10] netlink_unicast+0x449/0x710 [ 1169.896221][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.896221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.896221][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.896221][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.896221][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.896221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.896221][ T10] [ 1169.898406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.898406][ T10] dst_init+0x84/0x4a0 [ 1169.898406][ T10] dst_alloc+0x97/0x150 [ 1169.898406][ T10] ip6_dst_alloc+0x23/0x90 [ 1169.898406][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1169.898406][ T10] ip6_pol_route+0x56f/0x840 [ 1169.898406][ T10] fib6_rule_lookup+0x456/0x630 [ 1169.898406][ T10] ip6_route_input+0x59c/0xa50 [ 1169.898406][ T10] ipv6_rcv+0x397/0x810 [ 1169.898406][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1169.898406][ T10] process_backlog+0x101/0x620 [ 1169.898406][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1169.898406][ T10] net_rx_action+0x495/0xbe0 [ 1169.898406][ T10] __do_softirq+0x1b5/0x7f6 [ 1169.898406][ T10] [ 1169.900329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.900329][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.900329][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.900329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.900329][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1169.900329][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1169.900329][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1169.900329][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1169.900329][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1169.900329][ T10] addrconf_dad_begin+0x310/0x670 [ 1169.900329][ T10] addrconf_dad_work+0x10b/0xab0 [ 1169.900329][ T10] process_one_work+0x84d/0x18a0 [ 1169.900329][ T10] worker_thread+0x587/0xd30 [ 1169.900329][ T10] kthread+0x28a/0x350 [ 1169.900329][ T10] ret_from_fork+0x31/0x70 [ 1169.900329][ T10] ret_from_fork_asm+0x1a/0x30 [ 1169.900329][ T10] [ 1169.902618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.902618][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.902618][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.902618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.902618][ T10] ip6_route_add+0x1c/0x140 [ 1169.902618][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1169.902618][ T10] inet6_addr_add+0x4f8/0xa40 [ 1169.902618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.902618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.902618][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.902618][ T10] netlink_unicast+0x449/0x710 [ 1169.902618][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.902618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.902618][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.902618][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.902618][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.902618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.902618][ T10] [ 1169.904986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.904986][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.904986][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.904986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.904986][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1169.904986][ T10] ipv6_add_addr+0x411/0x2000 [ 1169.904986][ T10] inet6_addr_add+0x30e/0xa40 [ 1169.904986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.904986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.904986][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.904986][ T10] netlink_unicast+0x449/0x710 [ 1169.904986][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.904986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.904986][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.904986][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.904986][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.904986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.904986][ T10] [ 1169.907423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.907423][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.907423][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.907423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.907423][ T10] ip6_route_add+0x1c/0x140 [ 1169.907423][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1169.907423][ T10] addrconf_add_dev+0xe2/0x170 [ 1169.907423][ T10] inet6_addr_add+0x12f/0xa40 [ 1169.907423][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.907423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.907423][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.907423][ T10] netlink_unicast+0x449/0x710 [ 1169.907423][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.907423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.907423][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.907423][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.907423][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.907423][ T10] [ 1169.909807][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.909807][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1169.909807][ T10] ipv6_find_idev+0x102/0x170 [ 1169.909807][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.909807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.909807][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.909807][ T10] netlink_unicast+0x449/0x710 [ 1169.909807][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.909807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.909807][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.909807][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.909807][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.909807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.909807][ T10] [ 1169.911633][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1169.911633][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1169.911633][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1169.911633][ T10] ipv6_find_idev+0x102/0x170 [ 1169.911633][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.911633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.911633][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.911633][ T10] netlink_unicast+0x449/0x710 [ 1169.911633][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.911633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.911633][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.911633][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.911633][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.911633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.911633][ T10] [ 1169.913846][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1169.914189][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1169.914189][ T10] dst_init+0x84/0x4a0 [ 1169.914189][ T10] dst_alloc+0x97/0x150 [ 1169.914189][ T10] ip6_dst_alloc+0x23/0x90 [ 1169.914189][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1169.914189][ T10] ip6_pol_route+0x56f/0x840 [ 1169.914189][ T10] fib6_rule_lookup+0x456/0x630 [ 1169.914189][ T10] ip6_route_input+0x59c/0xa50 [ 1169.914189][ T10] ipv6_rcv+0x397/0x810 [ 1169.914189][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1169.914189][ T10] process_backlog+0x101/0x620 [ 1169.914189][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1169.914189][ T10] net_rx_action+0x495/0xbe0 [ 1169.914189][ T10] __do_softirq+0x1b5/0x7f6 [ 1169.914189][ T10] [ 1169.916379][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.916379][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1169.916379][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1169.916379][ T10] fib6_nh_init+0xa22/0x1580 [ 1169.916379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.916379][ T10] ip6_route_add+0x1c/0x140 [ 1169.916379][ T10] inet6_rtm_newroute+0x104/0x110 [ 1169.916379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.916379][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.916379][ T10] netlink_unicast+0x449/0x710 [ 1169.916379][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.916379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.916379][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.916379][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.916379][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.916379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.916379][ T10] [ 1169.918839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.918839][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.918839][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.918839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.918839][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1169.918839][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1169.918839][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1169.918839][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1169.918839][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1169.918839][ T10] addrconf_dad_begin+0x310/0x670 [ 1169.918839][ T10] addrconf_dad_work+0x10b/0xab0 [ 1169.918839][ T10] process_one_work+0x84d/0x18a0 [ 1169.918839][ T10] worker_thread+0x587/0xd30 [ 1169.918839][ T10] kthread+0x28a/0x350 [ 1169.918839][ T10] ret_from_fork+0x31/0x70 [ 1169.918839][ T10] ret_from_fork_asm+0x1a/0x30 [ 1169.918839][ T10] [ 1169.920981][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.920981][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.920981][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.920981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.920981][ T10] ip6_route_add+0x1c/0x140 [ 1169.920981][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1169.920981][ T10] inet6_addr_add+0x4f8/0xa40 [ 1169.920981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.920981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.920981][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.920981][ T10] netlink_unicast+0x449/0x710 [ 1169.920981][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.920981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.920981][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.920981][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.920981][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.920981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.920981][ T10] [ 1169.923557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.923557][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.923557][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.923557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.923557][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1169.923557][ T10] ipv6_add_addr+0x411/0x2000 [ 1169.923557][ T10] inet6_addr_add+0x30e/0xa40 [ 1169.923557][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.923557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.923557][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.923557][ T10] netlink_unicast+0x449/0x710 [ 1169.923557][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.923557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.923557][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.923557][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.923557][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.923557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.923557][ T10] [ 1169.926081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.926081][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.926081][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.926081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.926081][ T10] ip6_route_add+0x1c/0x140 [ 1169.926081][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1169.926081][ T10] addrconf_add_dev+0xe2/0x170 [ 1169.926081][ T10] inet6_addr_add+0x12f/0xa40 [ 1169.926081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.926081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.926081][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.926081][ T10] netlink_unicast+0x449/0x710 [ 1169.926081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.926081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.926081][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.926081][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.926081][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.926081][ T10] [ 1169.928889][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.928889][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1169.928889][ T10] ipv6_find_idev+0x102/0x170 [ 1169.928889][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.928889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.928889][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.928889][ T10] netlink_unicast+0x449/0x710 [ 1169.928889][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.928889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.928889][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.928889][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.928889][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.928889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.928889][ T10] [ 1169.930867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1169.930867][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1169.930867][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1169.930867][ T10] ipv6_find_idev+0x102/0x170 [ 1169.930867][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.930867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.930867][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.930867][ T10] netlink_unicast+0x449/0x710 [ 1169.930867][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.930867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.930867][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.930867][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.930867][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.930867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.930867][ T10] [ 1169.933091][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1169.933437][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1169.933437][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.933437][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.933437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.933437][ T10] ip6_route_add+0x1c/0x140 [ 1169.933437][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1169.933437][ T10] inet6_addr_add+0x4f8/0xa40 [ 1169.933437][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.933437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.933437][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.933437][ T10] netlink_unicast+0x449/0x710 [ 1169.933437][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.933437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.933437][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.933437][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.933437][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.933437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.933437][ T10] [ 1169.936256][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1169.936256][ T10] netdev_get_by_index+0x5e/0x80 [ 1169.936256][ T10] fib6_nh_init+0x3d8/0x1580 [ 1169.936256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1169.936256][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1169.936256][ T10] ipv6_add_addr+0x411/0x2000 [ 1169.936256][ T10] inet6_addr_add+0x30e/0xa40 [ 1169.936256][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1169.936256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.936256][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.936256][ T10] netlink_unicast+0x449/0x710 [ 1169.936256][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.936256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.936256][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.936256][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.936256][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.936256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.936256][ T10] [ 1169.938804][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1169.938804][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1169.938804][ T10] ipv6_find_idev+0x102/0x170 [ 1169.938804][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.938804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.938804][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.938804][ T10] netlink_unicast+0x449/0x710 [ 1169.938804][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.938804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.938804][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.938804][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.938804][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.938804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.938804][ T10] [ 1169.940924][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1169.940924][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1169.940924][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1169.940924][ T10] ipv6_find_idev+0x102/0x170 [ 1169.940924][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1169.940924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1169.940924][ T10] netlink_rcv_skb+0x130/0x360 [ 1169.940924][ T10] netlink_unicast+0x449/0x710 [ 1169.940924][ T10] netlink_sendmsg+0x723/0xbe0 [ 1169.940924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1169.940924][ T10] ___sys_sendmsg+0xee/0x170 [ 1169.940924][ T10] __sys_sendmsg+0xcd/0x170 [ 1169.940924][ T10] do_syscall_64+0xc6/0x1e0 [ 1169.940924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1169.940924][ T10] [ 1180.062887][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1180.063337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.063337][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1180.063337][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1180.063337][ T10] fib6_nh_init+0xa22/0x1580 [ 1180.063337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.063337][ T10] ip6_route_add+0x1c/0x140 [ 1180.063337][ T10] inet6_rtm_newroute+0x104/0x110 [ 1180.063337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.063337][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.063337][ T10] netlink_unicast+0x449/0x710 [ 1180.063337][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.063337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.063337][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.063337][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.063337][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.063337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.063337][ T10] [ 1180.065450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.065450][ T10] dst_init+0x84/0x4a0 [ 1180.065450][ T10] dst_alloc+0x97/0x150 [ 1180.065450][ T10] ip6_dst_alloc+0x23/0x90 [ 1180.065450][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1180.065450][ T10] ip6_pol_route+0x56f/0x840 [ 1180.065450][ T10] fib6_rule_lookup+0x456/0x630 [ 1180.065450][ T10] ip6_route_input+0x59c/0xa50 [ 1180.065450][ T10] ipv6_rcv+0x397/0x810 [ 1180.065450][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1180.065450][ T10] process_backlog+0x101/0x620 [ 1180.065450][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1180.065450][ T10] net_rx_action+0x495/0xbe0 [ 1180.065450][ T10] __do_softirq+0x1b5/0x7f6 [ 1180.065450][ T10] [ 1180.067270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.067270][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.067270][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.067270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.067270][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1180.067270][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1180.067270][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1180.067270][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1180.067270][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1180.067270][ T10] addrconf_dad_begin+0x310/0x670 [ 1180.067270][ T10] addrconf_dad_work+0x10b/0xab0 [ 1180.067270][ T10] process_one_work+0x84d/0x18a0 [ 1180.067270][ T10] worker_thread+0x587/0xd30 [ 1180.067270][ T10] kthread+0x28a/0x350 [ 1180.067270][ T10] ret_from_fork+0x31/0x70 [ 1180.067270][ T10] ret_from_fork_asm+0x1a/0x30 [ 1180.067270][ T10] [ 1180.069477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.069477][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.069477][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.069477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.069477][ T10] ip6_route_add+0x1c/0x140 [ 1180.069477][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1180.069477][ T10] inet6_addr_add+0x4f8/0xa40 [ 1180.069477][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.069477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.069477][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.069477][ T10] netlink_unicast+0x449/0x710 [ 1180.069477][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.069477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.069477][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.069477][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.069477][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.069477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.069477][ T10] [ 1180.071958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.071958][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.071958][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.071958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.071958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1180.071958][ T10] ipv6_add_addr+0x411/0x2000 [ 1180.071958][ T10] inet6_addr_add+0x30e/0xa40 [ 1180.071958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.071958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.071958][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.071958][ T10] netlink_unicast+0x449/0x710 [ 1180.071958][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.071958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.071958][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.071958][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.071958][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.071958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.071958][ T10] [ 1180.074290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.074290][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.074290][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.074290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.074290][ T10] ip6_route_add+0x1c/0x140 [ 1180.074290][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1180.074290][ T10] addrconf_add_dev+0xe2/0x170 [ 1180.074290][ T10] inet6_addr_add+0x12f/0xa40 [ 1180.074290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.074290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.074290][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.074290][ T10] netlink_unicast+0x449/0x710 [ 1180.074290][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.074290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.074290][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.074290][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.074290][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.074290][ T10] [ 1180.076648][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.076648][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1180.076648][ T10] ipv6_find_idev+0x102/0x170 [ 1180.076648][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.076648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.076648][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.076648][ T10] netlink_unicast+0x449/0x710 [ 1180.076648][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.076648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.076648][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.076648][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.076648][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.076648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.076648][ T10] [ 1180.078634][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1180.078634][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1180.078634][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1180.078634][ T10] ipv6_find_idev+0x102/0x170 [ 1180.078634][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.078634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.078634][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.078634][ T10] netlink_unicast+0x449/0x710 [ 1180.078634][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.078634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.078634][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.078634][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.078634][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.078634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.078634][ T10] [ 1180.080783][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1180.081139][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1180.081139][ T10] dst_init+0x84/0x4a0 [ 1180.081139][ T10] dst_alloc+0x97/0x150 [ 1180.081139][ T10] ip6_dst_alloc+0x23/0x90 [ 1180.081139][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1180.081139][ T10] ip6_pol_route+0x56f/0x840 [ 1180.081139][ T10] fib6_rule_lookup+0x456/0x630 [ 1180.081139][ T10] ip6_route_input+0x59c/0xa50 [ 1180.081139][ T10] ipv6_rcv+0x397/0x810 [ 1180.081139][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1180.081139][ T10] process_backlog+0x101/0x620 [ 1180.081139][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1180.081139][ T10] net_rx_action+0x495/0xbe0 [ 1180.081139][ T10] __do_softirq+0x1b5/0x7f6 [ 1180.081139][ T10] [ 1180.082933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.082933][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1180.082933][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1180.082933][ T10] fib6_nh_init+0xa22/0x1580 [ 1180.082933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.082933][ T10] ip6_route_add+0x1c/0x140 [ 1180.082933][ T10] inet6_rtm_newroute+0x104/0x110 [ 1180.082933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.082933][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.082933][ T10] netlink_unicast+0x449/0x710 [ 1180.082933][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.082933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.082933][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.082933][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.082933][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.082933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.082933][ T10] [ 1180.084917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.084917][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.084917][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.084917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.084917][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1180.084917][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1180.084917][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1180.084917][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1180.084917][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1180.084917][ T10] addrconf_dad_begin+0x310/0x670 [ 1180.084917][ T10] addrconf_dad_work+0x10b/0xab0 [ 1180.084917][ T10] process_one_work+0x84d/0x18a0 [ 1180.084917][ T10] worker_thread+0x587/0xd30 [ 1180.084917][ T10] kthread+0x28a/0x350 [ 1180.084917][ T10] ret_from_fork+0x31/0x70 [ 1180.084917][ T10] ret_from_fork_asm+0x1a/0x30 [ 1180.084917][ T10] [ 1180.087023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.087023][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.087023][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.087023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.087023][ T10] ip6_route_add+0x1c/0x140 [ 1180.087023][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1180.087023][ T10] inet6_addr_add+0x4f8/0xa40 [ 1180.087023][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.087023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.087023][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.087023][ T10] netlink_unicast+0x449/0x710 [ 1180.087023][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.087023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.087023][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.087023][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.087023][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.087023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.087023][ T10] [ 1180.089217][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.089217][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.089217][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.089217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.089217][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1180.089217][ T10] ipv6_add_addr+0x411/0x2000 [ 1180.089217][ T10] inet6_addr_add+0x30e/0xa40 [ 1180.089217][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.089217][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.089217][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.089217][ T10] netlink_unicast+0x449/0x710 [ 1180.089217][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.089217][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.089217][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.089217][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.089217][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.089217][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.089217][ T10] [ 1180.091269][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.091269][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.091269][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.091269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.091269][ T10] ip6_route_add+0x1c/0x140 [ 1180.091269][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1180.091269][ T10] addrconf_add_dev+0xe2/0x170 [ 1180.091269][ T10] inet6_addr_add+0x12f/0xa40 [ 1180.091269][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.091269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.091269][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.091269][ T10] netlink_unicast+0x449/0x710 [ 1180.091269][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.091269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.091269][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.091269][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.091269][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.091269][ T10] [ 1180.093313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.093313][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1180.093313][ T10] ipv6_find_idev+0x102/0x170 [ 1180.093313][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.093313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.093313][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.093313][ T10] netlink_unicast+0x449/0x710 [ 1180.093313][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.093313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.093313][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.093313][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.093313][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.093313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.093313][ T10] [ 1180.095000][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1180.095000][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1180.095000][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1180.095000][ T10] ipv6_find_idev+0x102/0x170 [ 1180.095000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.095000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.095000][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.095000][ T10] netlink_unicast+0x449/0x710 [ 1180.095000][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.095000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.095000][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.095000][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.095000][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.095000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.095000][ T10] [ 1180.096936][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1180.097253][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1180.097253][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.097253][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.097253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.097253][ T10] ip6_route_add+0x1c/0x140 [ 1180.097253][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1180.097253][ T10] inet6_addr_add+0x4f8/0xa40 [ 1180.097253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.097253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.097253][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.097253][ T10] netlink_unicast+0x449/0x710 [ 1180.097253][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.097253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.097253][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.097253][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.097253][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.097253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.097253][ T10] [ 1180.099602][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1180.099602][ T10] netdev_get_by_index+0x5e/0x80 [ 1180.099602][ T10] fib6_nh_init+0x3d8/0x1580 [ 1180.099602][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1180.099602][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1180.099602][ T10] ipv6_add_addr+0x411/0x2000 [ 1180.099602][ T10] inet6_addr_add+0x30e/0xa40 [ 1180.099602][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1180.099602][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.099602][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.099602][ T10] netlink_unicast+0x449/0x710 [ 1180.099602][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.099602][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.099602][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.099602][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.099602][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.099602][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.099602][ T10] [ 1180.102035][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1180.102035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1180.102035][ T10] ipv6_find_idev+0x102/0x170 [ 1180.102035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.102035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.102035][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.102035][ T10] netlink_unicast+0x449/0x710 [ 1180.102035][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.102035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.102035][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.102035][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.102035][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.102035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.102035][ T10] [ 1180.103929][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1180.103929][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1180.103929][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1180.103929][ T10] ipv6_find_idev+0x102/0x170 [ 1180.103929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1180.103929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1180.103929][ T10] netlink_rcv_skb+0x130/0x360 [ 1180.103929][ T10] netlink_unicast+0x449/0x710 [ 1180.103929][ T10] netlink_sendmsg+0x723/0xbe0 [ 1180.103929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1180.103929][ T10] ___sys_sendmsg+0xee/0x170 [ 1180.103929][ T10] __sys_sendmsg+0xcd/0x170 [ 1180.103929][ T10] do_syscall_64+0xc6/0x1e0 [ 1180.103929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1180.103929][ T10] [ 1190.199824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1190.200288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.200288][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1190.200288][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1190.200288][ T10] fib6_nh_init+0xa22/0x1580 [ 1190.200288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.200288][ T10] ip6_route_add+0x1c/0x140 [ 1190.200288][ T10] inet6_rtm_newroute+0x104/0x110 [ 1190.200288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.200288][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.200288][ T10] netlink_unicast+0x449/0x710 [ 1190.200288][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.200288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.200288][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.200288][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.200288][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.200288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.200288][ T10] [ 1190.202269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.202269][ T10] dst_init+0x84/0x4a0 [ 1190.202269][ T10] dst_alloc+0x97/0x150 [ 1190.202269][ T10] ip6_dst_alloc+0x23/0x90 [ 1190.202269][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1190.202269][ T10] ip6_pol_route+0x56f/0x840 [ 1190.202269][ T10] fib6_rule_lookup+0x456/0x630 [ 1190.202269][ T10] ip6_route_input+0x59c/0xa50 [ 1190.202269][ T10] ipv6_rcv+0x397/0x810 [ 1190.202269][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1190.202269][ T10] process_backlog+0x101/0x620 [ 1190.202269][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1190.202269][ T10] net_rx_action+0x495/0xbe0 [ 1190.202269][ T10] __do_softirq+0x1b5/0x7f6 [ 1190.202269][ T10] [ 1190.204004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.204004][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.204004][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.204004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.204004][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1190.204004][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1190.204004][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1190.204004][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1190.204004][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1190.204004][ T10] addrconf_dad_begin+0x310/0x670 [ 1190.204004][ T10] addrconf_dad_work+0x10b/0xab0 [ 1190.204004][ T10] process_one_work+0x84d/0x18a0 [ 1190.204004][ T10] worker_thread+0x587/0xd30 [ 1190.204004][ T10] kthread+0x28a/0x350 [ 1190.204004][ T10] ret_from_fork+0x31/0x70 [ 1190.204004][ T10] ret_from_fork_asm+0x1a/0x30 [ 1190.204004][ T10] [ 1190.206011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.206011][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.206011][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.206011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.206011][ T10] ip6_route_add+0x1c/0x140 [ 1190.206011][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1190.206011][ T10] inet6_addr_add+0x4f8/0xa40 [ 1190.206011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.206011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.206011][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.206011][ T10] netlink_unicast+0x449/0x710 [ 1190.206011][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.206011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.206011][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.206011][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.206011][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.206011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.206011][ T10] [ 1190.208128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.208128][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.208128][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.208128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.208128][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1190.208128][ T10] ipv6_add_addr+0x411/0x2000 [ 1190.208128][ T10] inet6_addr_add+0x30e/0xa40 [ 1190.208128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.208128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.208128][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.208128][ T10] netlink_unicast+0x449/0x710 [ 1190.208128][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.208128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.208128][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.208128][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.208128][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.208128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.208128][ T10] [ 1190.210239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.210239][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.210239][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.210239][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.210239][ T10] ip6_route_add+0x1c/0x140 [ 1190.210239][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1190.210239][ T10] addrconf_add_dev+0xe2/0x170 [ 1190.210239][ T10] inet6_addr_add+0x12f/0xa40 [ 1190.210239][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.210239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.210239][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.210239][ T10] netlink_unicast+0x449/0x710 [ 1190.210239][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.210239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.210239][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.210239][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.210239][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.210239][ T10] [ 1190.212318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.212318][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1190.212318][ T10] ipv6_find_idev+0x102/0x170 [ 1190.212318][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.212318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.212318][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.212318][ T10] netlink_unicast+0x449/0x710 [ 1190.212318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.212318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.212318][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.212318][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.212318][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.212318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.212318][ T10] [ 1190.213928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1190.213928][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1190.213928][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1190.213928][ T10] ipv6_find_idev+0x102/0x170 [ 1190.213928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.213928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.213928][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.213928][ T10] netlink_unicast+0x449/0x710 [ 1190.213928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.213928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.213928][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.213928][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.213928][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.213928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.213928][ T10] [ 1190.215730][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1190.216032][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1190.216032][ T10] dst_init+0x84/0x4a0 [ 1190.216032][ T10] dst_alloc+0x97/0x150 [ 1190.216032][ T10] ip6_dst_alloc+0x23/0x90 [ 1190.216032][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1190.216032][ T10] ip6_pol_route+0x56f/0x840 [ 1190.216032][ T10] fib6_rule_lookup+0x456/0x630 [ 1190.216032][ T10] ip6_route_input+0x59c/0xa50 [ 1190.216032][ T10] ipv6_rcv+0x397/0x810 [ 1190.216032][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1190.216032][ T10] process_backlog+0x101/0x620 [ 1190.216032][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1190.216032][ T10] net_rx_action+0x495/0xbe0 [ 1190.216032][ T10] __do_softirq+0x1b5/0x7f6 [ 1190.216032][ T10] [ 1190.217924][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.217924][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1190.217924][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1190.217924][ T10] fib6_nh_init+0xa22/0x1580 [ 1190.217924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.217924][ T10] ip6_route_add+0x1c/0x140 [ 1190.217924][ T10] inet6_rtm_newroute+0x104/0x110 [ 1190.217924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.217924][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.217924][ T10] netlink_unicast+0x449/0x710 [ 1190.217924][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.217924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.217924][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.217924][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.217924][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.217924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.217924][ T10] [ 1190.220060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.220060][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.220060][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.220060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.220060][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1190.220060][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1190.220060][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1190.220060][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1190.220060][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1190.220060][ T10] addrconf_dad_begin+0x310/0x670 [ 1190.220060][ T10] addrconf_dad_work+0x10b/0xab0 [ 1190.220060][ T10] process_one_work+0x84d/0x18a0 [ 1190.220060][ T10] worker_thread+0x587/0xd30 [ 1190.220060][ T10] kthread+0x28a/0x350 [ 1190.220060][ T10] ret_from_fork+0x31/0x70 [ 1190.220060][ T10] ret_from_fork_asm+0x1a/0x30 [ 1190.220060][ T10] [ 1190.222195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.222195][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.222195][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.222195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.222195][ T10] ip6_route_add+0x1c/0x140 [ 1190.222195][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1190.222195][ T10] inet6_addr_add+0x4f8/0xa40 [ 1190.222195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.222195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.222195][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.222195][ T10] netlink_unicast+0x449/0x710 [ 1190.222195][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.222195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.222195][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.222195][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.222195][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.222195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.222195][ T10] [ 1190.224546][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.224546][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.224546][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.224546][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.224546][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1190.224546][ T10] ipv6_add_addr+0x411/0x2000 [ 1190.224546][ T10] inet6_addr_add+0x30e/0xa40 [ 1190.224546][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.224546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.224546][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.224546][ T10] netlink_unicast+0x449/0x710 [ 1190.224546][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.224546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.224546][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.224546][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.224546][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.224546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.224546][ T10] [ 1190.226778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.226778][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.226778][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.226778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.226778][ T10] ip6_route_add+0x1c/0x140 [ 1190.226778][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1190.226778][ T10] addrconf_add_dev+0xe2/0x170 [ 1190.226778][ T10] inet6_addr_add+0x12f/0xa40 [ 1190.226778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.226778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.226778][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.226778][ T10] netlink_unicast+0x449/0x710 [ 1190.226778][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.226778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.226778][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.226778][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.226778][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.226778][ T10] [ 1190.228975][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.228975][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1190.228975][ T10] ipv6_find_idev+0x102/0x170 [ 1190.228975][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.228975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.228975][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.228975][ T10] netlink_unicast+0x449/0x710 [ 1190.228975][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.228975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.228975][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.228975][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.228975][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.228975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.228975][ T10] [ 1190.230773][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1190.230773][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1190.230773][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1190.230773][ T10] ipv6_find_idev+0x102/0x170 [ 1190.230773][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.230773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.230773][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.230773][ T10] netlink_unicast+0x449/0x710 [ 1190.230773][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.230773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.230773][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.230773][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.230773][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.230773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.230773][ T10] [ 1190.232769][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1190.233038][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1190.233038][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.233038][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.233038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.233038][ T10] ip6_route_add+0x1c/0x140 [ 1190.233038][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1190.233038][ T10] inet6_addr_add+0x4f8/0xa40 [ 1190.233038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.233038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.233038][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.233038][ T10] netlink_unicast+0x449/0x710 [ 1190.233038][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.233038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.233038][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.233038][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.233038][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.233038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.233038][ T10] [ 1190.235365][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1190.235365][ T10] netdev_get_by_index+0x5e/0x80 [ 1190.235365][ T10] fib6_nh_init+0x3d8/0x1580 [ 1190.235365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1190.235365][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1190.235365][ T10] ipv6_add_addr+0x411/0x2000 [ 1190.235365][ T10] inet6_addr_add+0x30e/0xa40 [ 1190.235365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1190.235365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.235365][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.235365][ T10] netlink_unicast+0x449/0x710 [ 1190.235365][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.235365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.235365][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.235365][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.235365][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.235365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.235365][ T10] [ 1190.237583][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1190.237583][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1190.237583][ T10] ipv6_find_idev+0x102/0x170 [ 1190.237583][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.237583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.237583][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.237583][ T10] netlink_unicast+0x449/0x710 [ 1190.237583][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.237583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.237583][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.237583][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.237583][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.237583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.237583][ T10] [ 1190.239362][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1190.239362][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1190.239362][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1190.239362][ T10] ipv6_find_idev+0x102/0x170 [ 1190.239362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1190.239362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1190.239362][ T10] netlink_rcv_skb+0x130/0x360 [ 1190.239362][ T10] netlink_unicast+0x449/0x710 [ 1190.239362][ T10] netlink_sendmsg+0x723/0xbe0 [ 1190.239362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1190.239362][ T10] ___sys_sendmsg+0xee/0x170 [ 1190.239362][ T10] __sys_sendmsg+0xcd/0x170 [ 1190.239362][ T10] do_syscall_64+0xc6/0x1e0 [ 1190.239362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1190.239362][ T10] [ 1200.383329][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1200.383725][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.383725][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1200.383725][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1200.383725][ T10] fib6_nh_init+0xa22/0x1580 [ 1200.383725][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.383725][ T10] ip6_route_add+0x1c/0x140 [ 1200.383725][ T10] inet6_rtm_newroute+0x104/0x110 [ 1200.383725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.383725][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.383725][ T10] netlink_unicast+0x449/0x710 [ 1200.383725][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.383725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.383725][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.383725][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.383725][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.383725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.383725][ T10] [ 1200.385683][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.385683][ T10] dst_init+0x84/0x4a0 [ 1200.385683][ T10] dst_alloc+0x97/0x150 [ 1200.385683][ T10] ip6_dst_alloc+0x23/0x90 [ 1200.385683][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1200.385683][ T10] ip6_pol_route+0x56f/0x840 [ 1200.385683][ T10] fib6_rule_lookup+0x456/0x630 [ 1200.385683][ T10] ip6_route_input+0x59c/0xa50 [ 1200.385683][ T10] ipv6_rcv+0x397/0x810 [ 1200.385683][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1200.385683][ T10] process_backlog+0x101/0x620 [ 1200.385683][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1200.385683][ T10] net_rx_action+0x495/0xbe0 [ 1200.385683][ T10] __do_softirq+0x1b5/0x7f6 [ 1200.385683][ T10] [ 1200.387383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.387383][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.387383][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.387383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.387383][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1200.387383][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1200.387383][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1200.387383][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1200.387383][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1200.387383][ T10] addrconf_dad_begin+0x310/0x670 [ 1200.387383][ T10] addrconf_dad_work+0x10b/0xab0 [ 1200.387383][ T10] process_one_work+0x84d/0x18a0 [ 1200.387383][ T10] worker_thread+0x587/0xd30 [ 1200.387383][ T10] kthread+0x28a/0x350 [ 1200.387383][ T10] ret_from_fork+0x31/0x70 [ 1200.387383][ T10] ret_from_fork_asm+0x1a/0x30 [ 1200.387383][ T10] [ 1200.389378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.389378][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.389378][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.389378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.389378][ T10] ip6_route_add+0x1c/0x140 [ 1200.389378][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1200.389378][ T10] inet6_addr_add+0x4f8/0xa40 [ 1200.389378][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.389378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.389378][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.389378][ T10] netlink_unicast+0x449/0x710 [ 1200.389378][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.389378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.389378][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.389378][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.389378][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.389378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.389378][ T10] [ 1200.391460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.391460][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.391460][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.391460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.391460][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1200.391460][ T10] ipv6_add_addr+0x411/0x2000 [ 1200.391460][ T10] inet6_addr_add+0x30e/0xa40 [ 1200.391460][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.391460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.391460][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.391460][ T10] netlink_unicast+0x449/0x710 [ 1200.391460][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.391460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.391460][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.391460][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.391460][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.391460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.391460][ T10] [ 1200.393533][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.393533][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.393533][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.393533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.393533][ T10] ip6_route_add+0x1c/0x140 [ 1200.393533][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1200.393533][ T10] addrconf_add_dev+0xe2/0x170 [ 1200.393533][ T10] inet6_addr_add+0x12f/0xa40 [ 1200.393533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.393533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.393533][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.393533][ T10] netlink_unicast+0x449/0x710 [ 1200.393533][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.393533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.393533][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.393533][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.393533][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.393533][ T10] [ 1200.395627][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.395627][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1200.395627][ T10] ipv6_find_idev+0x102/0x170 [ 1200.395627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.395627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.395627][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.395627][ T10] netlink_unicast+0x449/0x710 [ 1200.395627][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.395627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.395627][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.395627][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.395627][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.395627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.395627][ T10] [ 1200.397353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1200.397353][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1200.397353][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1200.397353][ T10] ipv6_find_idev+0x102/0x170 [ 1200.397353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.397353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.397353][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.397353][ T10] netlink_unicast+0x449/0x710 [ 1200.397353][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.397353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.397353][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.397353][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.397353][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.397353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.397353][ T10] [ 1200.399461][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1200.399889][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1200.399889][ T10] dst_init+0x84/0x4a0 [ 1200.399889][ T10] dst_alloc+0x97/0x150 [ 1200.399889][ T10] ip6_dst_alloc+0x23/0x90 [ 1200.399889][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1200.399889][ T10] ip6_pol_route+0x56f/0x840 [ 1200.399889][ T10] fib6_rule_lookup+0x456/0x630 [ 1200.399889][ T10] ip6_route_input+0x59c/0xa50 [ 1200.399889][ T10] ipv6_rcv+0x397/0x810 [ 1200.399889][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1200.399889][ T10] process_backlog+0x101/0x620 [ 1200.399889][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1200.399889][ T10] net_rx_action+0x495/0xbe0 [ 1200.399889][ T10] __do_softirq+0x1b5/0x7f6 [ 1200.399889][ T10] [ 1200.401701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.401701][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1200.401701][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1200.401701][ T10] fib6_nh_init+0xa22/0x1580 [ 1200.401701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.401701][ T10] ip6_route_add+0x1c/0x140 [ 1200.401701][ T10] inet6_rtm_newroute+0x104/0x110 [ 1200.401701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.401701][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.401701][ T10] netlink_unicast+0x449/0x710 [ 1200.401701][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.401701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.401701][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.401701][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.401701][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.401701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.401701][ T10] [ 1200.403764][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.403764][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.403764][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.403764][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.403764][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1200.403764][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1200.403764][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1200.403764][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1200.403764][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1200.403764][ T10] addrconf_dad_begin+0x310/0x670 [ 1200.403764][ T10] addrconf_dad_work+0x10b/0xab0 [ 1200.403764][ T10] process_one_work+0x84d/0x18a0 [ 1200.403764][ T10] worker_thread+0x587/0xd30 [ 1200.403764][ T10] kthread+0x28a/0x350 [ 1200.403764][ T10] ret_from_fork+0x31/0x70 [ 1200.403764][ T10] ret_from_fork_asm+0x1a/0x30 [ 1200.403764][ T10] [ 1200.405969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.405969][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.405969][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.405969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.405969][ T10] ip6_route_add+0x1c/0x140 [ 1200.405969][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1200.405969][ T10] inet6_addr_add+0x4f8/0xa40 [ 1200.405969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.405969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.405969][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.405969][ T10] netlink_unicast+0x449/0x710 [ 1200.405969][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.405969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.405969][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.405969][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.405969][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.405969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.405969][ T10] [ 1200.408389][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.408389][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.408389][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.408389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.408389][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1200.408389][ T10] ipv6_add_addr+0x411/0x2000 [ 1200.408389][ T10] inet6_addr_add+0x30e/0xa40 [ 1200.408389][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.408389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.408389][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.408389][ T10] netlink_unicast+0x449/0x710 [ 1200.408389][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.408389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.408389][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.408389][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.408389][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.408389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.408389][ T10] [ 1200.410579][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.410579][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.410579][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.410579][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.410579][ T10] ip6_route_add+0x1c/0x140 [ 1200.410579][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1200.410579][ T10] addrconf_add_dev+0xe2/0x170 [ 1200.410579][ T10] inet6_addr_add+0x12f/0xa40 [ 1200.410579][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.410579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.410579][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.410579][ T10] netlink_unicast+0x449/0x710 [ 1200.410579][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.410579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.410579][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.410579][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.410579][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.410579][ T10] [ 1200.412691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.412691][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1200.412691][ T10] ipv6_find_idev+0x102/0x170 [ 1200.412691][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.412691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.412691][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.412691][ T10] netlink_unicast+0x449/0x710 [ 1200.412691][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.412691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.412691][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.412691][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.412691][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.412691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.412691][ T10] [ 1200.414361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1200.414361][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1200.414361][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1200.414361][ T10] ipv6_find_idev+0x102/0x170 [ 1200.414361][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.414361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.414361][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.414361][ T10] netlink_unicast+0x449/0x710 [ 1200.414361][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.414361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.414361][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.414361][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.414361][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.414361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.414361][ T10] [ 1200.416260][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1200.416516][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1200.416516][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.416516][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.416516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.416516][ T10] ip6_route_add+0x1c/0x140 [ 1200.416516][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1200.416516][ T10] inet6_addr_add+0x4f8/0xa40 [ 1200.416516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.416516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.416516][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.416516][ T10] netlink_unicast+0x449/0x710 [ 1200.416516][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.416516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.416516][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.416516][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.416516][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.416516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.416516][ T10] [ 1200.418633][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1200.418633][ T10] netdev_get_by_index+0x5e/0x80 [ 1200.418633][ T10] fib6_nh_init+0x3d8/0x1580 [ 1200.418633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1200.418633][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1200.418633][ T10] ipv6_add_addr+0x411/0x2000 [ 1200.418633][ T10] inet6_addr_add+0x30e/0xa40 [ 1200.418633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1200.418633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.418633][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.418633][ T10] netlink_unicast+0x449/0x710 [ 1200.418633][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.418633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.418633][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.418633][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.418633][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.418633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.418633][ T10] [ 1200.420652][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1200.420652][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1200.420652][ T10] ipv6_find_idev+0x102/0x170 [ 1200.420652][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.420652][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.420652][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.420652][ T10] netlink_unicast+0x449/0x710 [ 1200.420652][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.420652][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.420652][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.420652][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.420652][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.420652][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.420652][ T10] [ 1200.422288][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1200.422288][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1200.422288][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1200.422288][ T10] ipv6_find_idev+0x102/0x170 [ 1200.422288][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1200.422288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1200.422288][ T10] netlink_rcv_skb+0x130/0x360 [ 1200.422288][ T10] netlink_unicast+0x449/0x710 [ 1200.422288][ T10] netlink_sendmsg+0x723/0xbe0 [ 1200.422288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1200.422288][ T10] ___sys_sendmsg+0xee/0x170 [ 1200.422288][ T10] __sys_sendmsg+0xcd/0x170 [ 1200.422288][ T10] do_syscall_64+0xc6/0x1e0 [ 1200.422288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1200.422288][ T10] [ 1210.534834][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1210.535258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.535258][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1210.535258][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1210.535258][ T10] fib6_nh_init+0xa22/0x1580 [ 1210.535258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.535258][ T10] ip6_route_add+0x1c/0x140 [ 1210.535258][ T10] inet6_rtm_newroute+0x104/0x110 [ 1210.535258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.535258][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.535258][ T10] netlink_unicast+0x449/0x710 [ 1210.535258][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.535258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.535258][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.535258][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.535258][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.535258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.535258][ T10] [ 1210.537194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.537194][ T10] dst_init+0x84/0x4a0 [ 1210.537194][ T10] dst_alloc+0x97/0x150 [ 1210.537194][ T10] ip6_dst_alloc+0x23/0x90 [ 1210.537194][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1210.537194][ T10] ip6_pol_route+0x56f/0x840 [ 1210.537194][ T10] fib6_rule_lookup+0x456/0x630 [ 1210.537194][ T10] ip6_route_input+0x59c/0xa50 [ 1210.537194][ T10] ipv6_rcv+0x397/0x810 [ 1210.537194][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1210.537194][ T10] process_backlog+0x101/0x620 [ 1210.537194][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1210.537194][ T10] net_rx_action+0x495/0xbe0 [ 1210.537194][ T10] __do_softirq+0x1b5/0x7f6 [ 1210.537194][ T10] [ 1210.538910][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.538910][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.538910][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.538910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.538910][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1210.538910][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1210.538910][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1210.538910][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1210.538910][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1210.538910][ T10] addrconf_dad_begin+0x310/0x670 [ 1210.538910][ T10] addrconf_dad_work+0x10b/0xab0 [ 1210.538910][ T10] process_one_work+0x84d/0x18a0 [ 1210.538910][ T10] worker_thread+0x587/0xd30 [ 1210.538910][ T10] kthread+0x28a/0x350 [ 1210.538910][ T10] ret_from_fork+0x31/0x70 [ 1210.538910][ T10] ret_from_fork_asm+0x1a/0x30 [ 1210.538910][ T10] [ 1210.540862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.540862][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.540862][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.540862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.540862][ T10] ip6_route_add+0x1c/0x140 [ 1210.540862][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1210.540862][ T10] inet6_addr_add+0x4f8/0xa40 [ 1210.540862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.540862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.540862][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.540862][ T10] netlink_unicast+0x449/0x710 [ 1210.540862][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.540862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.540862][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.540862][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.540862][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.540862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.540862][ T10] [ 1210.542888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.542888][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.542888][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.542888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.542888][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1210.542888][ T10] ipv6_add_addr+0x411/0x2000 [ 1210.542888][ T10] inet6_addr_add+0x30e/0xa40 [ 1210.542888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.542888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.542888][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.542888][ T10] netlink_unicast+0x449/0x710 [ 1210.542888][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.542888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.542888][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.542888][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.542888][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.542888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.542888][ T10] [ 1210.544939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.544939][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.544939][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.544939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.544939][ T10] ip6_route_add+0x1c/0x140 [ 1210.544939][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1210.544939][ T10] addrconf_add_dev+0xe2/0x170 [ 1210.544939][ T10] inet6_addr_add+0x12f/0xa40 [ 1210.544939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.544939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.544939][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.544939][ T10] netlink_unicast+0x449/0x710 [ 1210.544939][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.544939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.544939][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.544939][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.544939][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.544939][ T10] [ 1210.546952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.546952][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1210.546952][ T10] ipv6_find_idev+0x102/0x170 [ 1210.546952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.546952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.546952][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.546952][ T10] netlink_unicast+0x449/0x710 [ 1210.546952][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.546952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.546952][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.546952][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.546952][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.546952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.546952][ T10] [ 1210.548503][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1210.548503][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1210.548503][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1210.548503][ T10] ipv6_find_idev+0x102/0x170 [ 1210.548503][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.548503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.548503][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.548503][ T10] netlink_unicast+0x449/0x710 [ 1210.548503][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.548503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.548503][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.548503][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.548503][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.548503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.548503][ T10] [ 1210.550372][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1210.550655][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1210.550655][ T10] dst_init+0x84/0x4a0 [ 1210.550655][ T10] dst_alloc+0x97/0x150 [ 1210.550655][ T10] ip6_dst_alloc+0x23/0x90 [ 1210.550655][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1210.550655][ T10] ip6_pol_route+0x56f/0x840 [ 1210.550655][ T10] fib6_rule_lookup+0x456/0x630 [ 1210.550655][ T10] ip6_route_input+0x59c/0xa50 [ 1210.550655][ T10] ipv6_rcv+0x397/0x810 [ 1210.550655][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1210.550655][ T10] process_backlog+0x101/0x620 [ 1210.550655][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1210.550655][ T10] net_rx_action+0x495/0xbe0 [ 1210.550655][ T10] __do_softirq+0x1b5/0x7f6 [ 1210.550655][ T10] [ 1210.552552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.552552][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1210.552552][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1210.552552][ T10] fib6_nh_init+0xa22/0x1580 [ 1210.552552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.552552][ T10] ip6_route_add+0x1c/0x140 [ 1210.552552][ T10] inet6_rtm_newroute+0x104/0x110 [ 1210.552552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.552552][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.552552][ T10] netlink_unicast+0x449/0x710 [ 1210.552552][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.552552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.552552][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.552552][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.552552][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.552552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.552552][ T10] [ 1210.554644][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.554644][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.554644][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.554644][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.554644][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1210.554644][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1210.554644][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1210.554644][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1210.554644][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1210.554644][ T10] addrconf_dad_begin+0x310/0x670 [ 1210.554644][ T10] addrconf_dad_work+0x10b/0xab0 [ 1210.554644][ T10] process_one_work+0x84d/0x18a0 [ 1210.554644][ T10] worker_thread+0x587/0xd30 [ 1210.554644][ T10] kthread+0x28a/0x350 [ 1210.554644][ T10] ret_from_fork+0x31/0x70 [ 1210.554644][ T10] ret_from_fork_asm+0x1a/0x30 [ 1210.554644][ T10] [ 1210.556850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.556850][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.556850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.556850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.556850][ T10] ip6_route_add+0x1c/0x140 [ 1210.556850][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1210.556850][ T10] inet6_addr_add+0x4f8/0xa40 [ 1210.556850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.556850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.556850][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.556850][ T10] netlink_unicast+0x449/0x710 [ 1210.556850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.556850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.556850][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.556850][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.556850][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.556850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.556850][ T10] [ 1210.559121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.559121][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.559121][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.559121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.559121][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1210.559121][ T10] ipv6_add_addr+0x411/0x2000 [ 1210.559121][ T10] inet6_addr_add+0x30e/0xa40 [ 1210.559121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.559121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.559121][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.559121][ T10] netlink_unicast+0x449/0x710 [ 1210.559121][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.559121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.559121][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.559121][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.559121][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.559121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.559121][ T10] [ 1210.561195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.561195][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.561195][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.561195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.561195][ T10] ip6_route_add+0x1c/0x140 [ 1210.561195][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1210.561195][ T10] addrconf_add_dev+0xe2/0x170 [ 1210.561195][ T10] inet6_addr_add+0x12f/0xa40 [ 1210.561195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.561195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.561195][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.561195][ T10] netlink_unicast+0x449/0x710 [ 1210.561195][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.561195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.561195][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.561195][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.561195][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.561195][ T10] [ 1210.563420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.563420][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1210.563420][ T10] ipv6_find_idev+0x102/0x170 [ 1210.563420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.563420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.563420][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.563420][ T10] netlink_unicast+0x449/0x710 [ 1210.563420][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.563420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.563420][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.563420][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.563420][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.563420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.563420][ T10] [ 1210.565089][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1210.565089][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1210.565089][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1210.565089][ T10] ipv6_find_idev+0x102/0x170 [ 1210.565089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.565089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.565089][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.565089][ T10] netlink_unicast+0x449/0x710 [ 1210.565089][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.565089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.565089][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.565089][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.565089][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.565089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.565089][ T10] [ 1210.567053][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1210.567294][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1210.567294][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.567294][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.567294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.567294][ T10] ip6_route_add+0x1c/0x140 [ 1210.567294][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1210.567294][ T10] inet6_addr_add+0x4f8/0xa40 [ 1210.567294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.567294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.567294][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.567294][ T10] netlink_unicast+0x449/0x710 [ 1210.567294][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.567294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.567294][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.567294][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.567294][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.567294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.567294][ T10] [ 1210.569713][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1210.569713][ T10] netdev_get_by_index+0x5e/0x80 [ 1210.569713][ T10] fib6_nh_init+0x3d8/0x1580 [ 1210.569713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1210.569713][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1210.569713][ T10] ipv6_add_addr+0x411/0x2000 [ 1210.569713][ T10] inet6_addr_add+0x30e/0xa40 [ 1210.569713][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1210.569713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.569713][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.569713][ T10] netlink_unicast+0x449/0x710 [ 1210.569713][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.569713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.569713][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.569713][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.569713][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.569713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.569713][ T10] [ 1210.571883][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1210.571883][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1210.571883][ T10] ipv6_find_idev+0x102/0x170 [ 1210.571883][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.571883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.571883][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.571883][ T10] netlink_unicast+0x449/0x710 [ 1210.571883][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.571883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.571883][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.571883][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.571883][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.571883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.571883][ T10] [ 1210.573536][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1210.573536][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1210.573536][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1210.573536][ T10] ipv6_find_idev+0x102/0x170 [ 1210.573536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1210.573536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1210.573536][ T10] netlink_rcv_skb+0x130/0x360 [ 1210.573536][ T10] netlink_unicast+0x449/0x710 [ 1210.573536][ T10] netlink_sendmsg+0x723/0xbe0 [ 1210.573536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1210.573536][ T10] ___sys_sendmsg+0xee/0x170 [ 1210.573536][ T10] __sys_sendmsg+0xcd/0x170 [ 1210.573536][ T10] do_syscall_64+0xc6/0x1e0 [ 1210.573536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1210.573536][ T10] [ 1220.694836][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1220.695301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.695301][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1220.695301][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1220.695301][ T10] fib6_nh_init+0xa22/0x1580 [ 1220.695301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.695301][ T10] ip6_route_add+0x1c/0x140 [ 1220.695301][ T10] inet6_rtm_newroute+0x104/0x110 [ 1220.695301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.695301][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.695301][ T10] netlink_unicast+0x449/0x710 [ 1220.695301][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.695301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.695301][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.695301][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.695301][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.695301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.695301][ T10] [ 1220.697320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.697320][ T10] dst_init+0x84/0x4a0 [ 1220.697320][ T10] dst_alloc+0x97/0x150 [ 1220.697320][ T10] ip6_dst_alloc+0x23/0x90 [ 1220.697320][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1220.697320][ T10] ip6_pol_route+0x56f/0x840 [ 1220.697320][ T10] fib6_rule_lookup+0x456/0x630 [ 1220.697320][ T10] ip6_route_input+0x59c/0xa50 [ 1220.697320][ T10] ipv6_rcv+0x397/0x810 [ 1220.697320][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1220.697320][ T10] process_backlog+0x101/0x620 [ 1220.697320][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1220.697320][ T10] net_rx_action+0x495/0xbe0 [ 1220.697320][ T10] __do_softirq+0x1b5/0x7f6 [ 1220.697320][ T10] [ 1220.699024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.699024][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.699024][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.699024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.699024][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1220.699024][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1220.699024][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1220.699024][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1220.699024][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1220.699024][ T10] addrconf_dad_begin+0x310/0x670 [ 1220.699024][ T10] addrconf_dad_work+0x10b/0xab0 [ 1220.699024][ T10] process_one_work+0x84d/0x18a0 [ 1220.699024][ T10] worker_thread+0x587/0xd30 [ 1220.699024][ T10] kthread+0x28a/0x350 [ 1220.699024][ T10] ret_from_fork+0x31/0x70 [ 1220.699024][ T10] ret_from_fork_asm+0x1a/0x30 [ 1220.699024][ T10] [ 1220.701044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.701044][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.701044][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.701044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.701044][ T10] ip6_route_add+0x1c/0x140 [ 1220.701044][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1220.701044][ T10] inet6_addr_add+0x4f8/0xa40 [ 1220.701044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.701044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.701044][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.701044][ T10] netlink_unicast+0x449/0x710 [ 1220.701044][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.701044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.701044][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.701044][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.701044][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.701044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.701044][ T10] [ 1220.703139][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.703139][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.703139][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.703139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.703139][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1220.703139][ T10] ipv6_add_addr+0x411/0x2000 [ 1220.703139][ T10] inet6_addr_add+0x30e/0xa40 [ 1220.703139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.703139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.703139][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.703139][ T10] netlink_unicast+0x449/0x710 [ 1220.703139][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.703139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.703139][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.703139][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.703139][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.703139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.703139][ T10] [ 1220.705220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.705220][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.705220][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.705220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.705220][ T10] ip6_route_add+0x1c/0x140 [ 1220.705220][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1220.705220][ T10] addrconf_add_dev+0xe2/0x170 [ 1220.705220][ T10] inet6_addr_add+0x12f/0xa40 [ 1220.705220][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.705220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.705220][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.705220][ T10] netlink_unicast+0x449/0x710 [ 1220.705220][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.705220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.705220][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.705220][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.705220][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.705220][ T10] [ 1220.707597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.707597][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1220.707597][ T10] ipv6_find_idev+0x102/0x170 [ 1220.707597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.707597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.707597][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.707597][ T10] netlink_unicast+0x449/0x710 [ 1220.707597][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.707597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.707597][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.707597][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.707597][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.707597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.707597][ T10] [ 1220.709310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1220.709310][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1220.709310][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1220.709310][ T10] ipv6_find_idev+0x102/0x170 [ 1220.709310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.709310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.709310][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.709310][ T10] netlink_unicast+0x449/0x710 [ 1220.709310][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.709310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.709310][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.709310][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.709310][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.709310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.709310][ T10] [ 1220.711232][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1220.711585][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1220.711585][ T10] dst_init+0x84/0x4a0 [ 1220.711585][ T10] dst_alloc+0x97/0x150 [ 1220.711585][ T10] ip6_dst_alloc+0x23/0x90 [ 1220.711585][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1220.711585][ T10] ip6_pol_route+0x56f/0x840 [ 1220.711585][ T10] fib6_rule_lookup+0x456/0x630 [ 1220.711585][ T10] ip6_route_input+0x59c/0xa50 [ 1220.711585][ T10] ipv6_rcv+0x397/0x810 [ 1220.711585][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1220.711585][ T10] process_backlog+0x101/0x620 [ 1220.711585][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1220.711585][ T10] net_rx_action+0x495/0xbe0 [ 1220.711585][ T10] __do_softirq+0x1b5/0x7f6 [ 1220.711585][ T10] [ 1220.713567][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.713567][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1220.713567][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1220.713567][ T10] fib6_nh_init+0xa22/0x1580 [ 1220.713567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.713567][ T10] ip6_route_add+0x1c/0x140 [ 1220.713567][ T10] inet6_rtm_newroute+0x104/0x110 [ 1220.713567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.713567][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.713567][ T10] netlink_unicast+0x449/0x710 [ 1220.713567][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.713567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.713567][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.713567][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.713567][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.713567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.713567][ T10] [ 1220.715514][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.715514][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.715514][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.715514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.715514][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1220.715514][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1220.715514][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1220.715514][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1220.715514][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1220.715514][ T10] addrconf_dad_begin+0x310/0x670 [ 1220.715514][ T10] addrconf_dad_work+0x10b/0xab0 [ 1220.715514][ T10] process_one_work+0x84d/0x18a0 [ 1220.715514][ T10] worker_thread+0x587/0xd30 [ 1220.715514][ T10] kthread+0x28a/0x350 [ 1220.715514][ T10] ret_from_fork+0x31/0x70 [ 1220.715514][ T10] ret_from_fork_asm+0x1a/0x30 [ 1220.715514][ T10] [ 1220.717448][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.717448][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.717448][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.717448][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.717448][ T10] ip6_route_add+0x1c/0x140 [ 1220.717448][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1220.717448][ T10] inet6_addr_add+0x4f8/0xa40 [ 1220.717448][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.717448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.717448][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.717448][ T10] netlink_unicast+0x449/0x710 [ 1220.717448][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.717448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.717448][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.717448][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.717448][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.717448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.717448][ T10] [ 1220.719820][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.719820][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.719820][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.719820][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.719820][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1220.719820][ T10] ipv6_add_addr+0x411/0x2000 [ 1220.719820][ T10] inet6_addr_add+0x30e/0xa40 [ 1220.719820][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.719820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.719820][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.719820][ T10] netlink_unicast+0x449/0x710 [ 1220.719820][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.719820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.719820][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.719820][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.719820][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.719820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.719820][ T10] [ 1220.722017][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.722017][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.722017][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.722017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.722017][ T10] ip6_route_add+0x1c/0x140 [ 1220.722017][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1220.722017][ T10] addrconf_add_dev+0xe2/0x170 [ 1220.722017][ T10] inet6_addr_add+0x12f/0xa40 [ 1220.722017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.722017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.722017][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.722017][ T10] netlink_unicast+0x449/0x710 [ 1220.722017][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.722017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.722017][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.722017][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.722017][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.722017][ T10] [ 1220.724198][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.724198][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1220.724198][ T10] ipv6_find_idev+0x102/0x170 [ 1220.724198][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.724198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.724198][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.724198][ T10] netlink_unicast+0x449/0x710 [ 1220.724198][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.724198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.724198][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.724198][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.724198][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.724198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.724198][ T10] [ 1220.726163][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1220.726163][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1220.726163][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1220.726163][ T10] ipv6_find_idev+0x102/0x170 [ 1220.726163][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.726163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.726163][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.726163][ T10] netlink_unicast+0x449/0x710 [ 1220.726163][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.726163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.726163][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.726163][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.726163][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.726163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.726163][ T10] [ 1220.728086][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1220.728340][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1220.728340][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.728340][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.728340][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.728340][ T10] ip6_route_add+0x1c/0x140 [ 1220.728340][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1220.728340][ T10] inet6_addr_add+0x4f8/0xa40 [ 1220.728340][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.728340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.728340][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.728340][ T10] netlink_unicast+0x449/0x710 [ 1220.728340][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.728340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.728340][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.728340][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.728340][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.728340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.728340][ T10] [ 1220.730772][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1220.730772][ T10] netdev_get_by_index+0x5e/0x80 [ 1220.730772][ T10] fib6_nh_init+0x3d8/0x1580 [ 1220.730772][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1220.730772][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1220.730772][ T10] ipv6_add_addr+0x411/0x2000 [ 1220.730772][ T10] inet6_addr_add+0x30e/0xa40 [ 1220.730772][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1220.730772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.730772][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.730772][ T10] netlink_unicast+0x449/0x710 [ 1220.730772][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.730772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.730772][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.730772][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.730772][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.730772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.730772][ T10] [ 1220.733074][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1220.733074][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1220.733074][ T10] ipv6_find_idev+0x102/0x170 [ 1220.733074][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.733074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.733074][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.733074][ T10] netlink_unicast+0x449/0x710 [ 1220.733074][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.733074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.733074][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.733074][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.733074][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.733074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.733074][ T10] [ 1220.734868][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1220.734868][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1220.734868][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1220.734868][ T10] ipv6_find_idev+0x102/0x170 [ 1220.734868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1220.734868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1220.734868][ T10] netlink_rcv_skb+0x130/0x360 [ 1220.734868][ T10] netlink_unicast+0x449/0x710 [ 1220.734868][ T10] netlink_sendmsg+0x723/0xbe0 [ 1220.734868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1220.734868][ T10] ___sys_sendmsg+0xee/0x170 [ 1220.734868][ T10] __sys_sendmsg+0xcd/0x170 [ 1220.734868][ T10] do_syscall_64+0xc6/0x1e0 [ 1220.734868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1220.734868][ T10] [ 1230.847838][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1230.848255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.848255][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1230.848255][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1230.848255][ T10] fib6_nh_init+0xa22/0x1580 [ 1230.848255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.848255][ T10] ip6_route_add+0x1c/0x140 [ 1230.848255][ T10] inet6_rtm_newroute+0x104/0x110 [ 1230.848255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.848255][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.848255][ T10] netlink_unicast+0x449/0x710 [ 1230.848255][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.848255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.848255][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.848255][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.848255][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.848255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.848255][ T10] [ 1230.850230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.850230][ T10] dst_init+0x84/0x4a0 [ 1230.850230][ T10] dst_alloc+0x97/0x150 [ 1230.850230][ T10] ip6_dst_alloc+0x23/0x90 [ 1230.850230][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1230.850230][ T10] ip6_pol_route+0x56f/0x840 [ 1230.850230][ T10] fib6_rule_lookup+0x456/0x630 [ 1230.850230][ T10] ip6_route_input+0x59c/0xa50 [ 1230.850230][ T10] ipv6_rcv+0x397/0x810 [ 1230.850230][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1230.850230][ T10] process_backlog+0x101/0x620 [ 1230.850230][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1230.850230][ T10] net_rx_action+0x495/0xbe0 [ 1230.850230][ T10] __do_softirq+0x1b5/0x7f6 [ 1230.850230][ T10] [ 1230.851975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.851975][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.851975][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.851975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.851975][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1230.851975][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1230.851975][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1230.851975][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1230.851975][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1230.851975][ T10] addrconf_dad_begin+0x310/0x670 [ 1230.851975][ T10] addrconf_dad_work+0x10b/0xab0 [ 1230.851975][ T10] process_one_work+0x84d/0x18a0 [ 1230.851975][ T10] worker_thread+0x587/0xd30 [ 1230.851975][ T10] kthread+0x28a/0x350 [ 1230.851975][ T10] ret_from_fork+0x31/0x70 [ 1230.851975][ T10] ret_from_fork_asm+0x1a/0x30 [ 1230.851975][ T10] [ 1230.854012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.854012][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.854012][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.854012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.854012][ T10] ip6_route_add+0x1c/0x140 [ 1230.854012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1230.854012][ T10] inet6_addr_add+0x4f8/0xa40 [ 1230.854012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.854012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.854012][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.854012][ T10] netlink_unicast+0x449/0x710 [ 1230.854012][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.854012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.854012][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.854012][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.854012][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.854012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.854012][ T10] [ 1230.856069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.856069][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.856069][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.856069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.856069][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1230.856069][ T10] ipv6_add_addr+0x411/0x2000 [ 1230.856069][ T10] inet6_addr_add+0x30e/0xa40 [ 1230.856069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.856069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.856069][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.856069][ T10] netlink_unicast+0x449/0x710 [ 1230.856069][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.856069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.856069][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.856069][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.856069][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.856069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.856069][ T10] [ 1230.858171][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.858171][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.858171][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.858171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.858171][ T10] ip6_route_add+0x1c/0x140 [ 1230.858171][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1230.858171][ T10] addrconf_add_dev+0xe2/0x170 [ 1230.858171][ T10] inet6_addr_add+0x12f/0xa40 [ 1230.858171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.858171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.858171][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.858171][ T10] netlink_unicast+0x449/0x710 [ 1230.858171][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.858171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.858171][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.858171][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.858171][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.858171][ T10] [ 1230.860206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.860206][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1230.860206][ T10] ipv6_find_idev+0x102/0x170 [ 1230.860206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.860206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.860206][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.860206][ T10] netlink_unicast+0x449/0x710 [ 1230.860206][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.860206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.860206][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.860206][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.860206][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.860206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.860206][ T10] [ 1230.861956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1230.861956][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1230.861956][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1230.861956][ T10] ipv6_find_idev+0x102/0x170 [ 1230.861956][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.861956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.861956][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.861956][ T10] netlink_unicast+0x449/0x710 [ 1230.861956][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.861956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.861956][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.861956][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.861956][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.861956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.861956][ T10] [ 1230.864084][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1230.864372][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1230.864372][ T10] dst_init+0x84/0x4a0 [ 1230.864372][ T10] dst_alloc+0x97/0x150 [ 1230.864372][ T10] ip6_dst_alloc+0x23/0x90 [ 1230.864372][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1230.864372][ T10] ip6_pol_route+0x56f/0x840 [ 1230.864372][ T10] fib6_rule_lookup+0x456/0x630 [ 1230.864372][ T10] ip6_route_input+0x59c/0xa50 [ 1230.864372][ T10] ipv6_rcv+0x397/0x810 [ 1230.864372][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1230.864372][ T10] process_backlog+0x101/0x620 [ 1230.864372][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1230.864372][ T10] net_rx_action+0x495/0xbe0 [ 1230.864372][ T10] __do_softirq+0x1b5/0x7f6 [ 1230.864372][ T10] [ 1230.866046][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.866046][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1230.866046][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1230.866046][ T10] fib6_nh_init+0xa22/0x1580 [ 1230.866046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.866046][ T10] ip6_route_add+0x1c/0x140 [ 1230.866046][ T10] inet6_rtm_newroute+0x104/0x110 [ 1230.866046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.866046][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.866046][ T10] netlink_unicast+0x449/0x710 [ 1230.866046][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.866046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.866046][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.866046][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.866046][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.866046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.866046][ T10] [ 1230.868158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.868158][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.868158][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.868158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.868158][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1230.868158][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1230.868158][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1230.868158][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1230.868158][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1230.868158][ T10] addrconf_dad_begin+0x310/0x670 [ 1230.868158][ T10] addrconf_dad_work+0x10b/0xab0 [ 1230.868158][ T10] process_one_work+0x84d/0x18a0 [ 1230.868158][ T10] worker_thread+0x587/0xd30 [ 1230.868158][ T10] kthread+0x28a/0x350 [ 1230.868158][ T10] ret_from_fork+0x31/0x70 [ 1230.868158][ T10] ret_from_fork_asm+0x1a/0x30 [ 1230.868158][ T10] [ 1230.870392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.870392][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.870392][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.870392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.870392][ T10] ip6_route_add+0x1c/0x140 [ 1230.870392][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1230.870392][ T10] inet6_addr_add+0x4f8/0xa40 [ 1230.870392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.870392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.870392][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.870392][ T10] netlink_unicast+0x449/0x710 [ 1230.870392][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.870392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.870392][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.870392][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.870392][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.870392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.870392][ T10] [ 1230.872650][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.872650][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.872650][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.872650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.872650][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1230.872650][ T10] ipv6_add_addr+0x411/0x2000 [ 1230.872650][ T10] inet6_addr_add+0x30e/0xa40 [ 1230.872650][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.872650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.872650][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.872650][ T10] netlink_unicast+0x449/0x710 [ 1230.872650][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.872650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.872650][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.872650][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.872650][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.872650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.872650][ T10] [ 1230.874937][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.874937][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.874937][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.874937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.874937][ T10] ip6_route_add+0x1c/0x140 [ 1230.874937][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1230.874937][ T10] addrconf_add_dev+0xe2/0x170 [ 1230.874937][ T10] inet6_addr_add+0x12f/0xa40 [ 1230.874937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.874937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.874937][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.874937][ T10] netlink_unicast+0x449/0x710 [ 1230.874937][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.874937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.874937][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.874937][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.874937][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.874937][ T10] [ 1230.877210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.877210][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1230.877210][ T10] ipv6_find_idev+0x102/0x170 [ 1230.877210][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.877210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.877210][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.877210][ T10] netlink_unicast+0x449/0x710 [ 1230.877210][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.877210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.877210][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.877210][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.877210][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.877210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.877210][ T10] [ 1230.878939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1230.878939][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1230.878939][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1230.878939][ T10] ipv6_find_idev+0x102/0x170 [ 1230.878939][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.878939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.878939][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.878939][ T10] netlink_unicast+0x449/0x710 [ 1230.878939][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.878939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.878939][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.878939][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.878939][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.878939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.878939][ T10] [ 1230.880765][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1230.881019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1230.881019][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.881019][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.881019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.881019][ T10] ip6_route_add+0x1c/0x140 [ 1230.881019][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1230.881019][ T10] inet6_addr_add+0x4f8/0xa40 [ 1230.881019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.881019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.881019][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.881019][ T10] netlink_unicast+0x449/0x710 [ 1230.881019][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.881019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.881019][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.881019][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.881019][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.881019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.881019][ T10] [ 1230.883247][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1230.883247][ T10] netdev_get_by_index+0x5e/0x80 [ 1230.883247][ T10] fib6_nh_init+0x3d8/0x1580 [ 1230.883247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1230.883247][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1230.883247][ T10] ipv6_add_addr+0x411/0x2000 [ 1230.883247][ T10] inet6_addr_add+0x30e/0xa40 [ 1230.883247][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1230.883247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.883247][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.883247][ T10] netlink_unicast+0x449/0x710 [ 1230.883247][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.883247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.883247][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.883247][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.883247][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.883247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.883247][ T10] [ 1230.885449][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1230.885449][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1230.885449][ T10] ipv6_find_idev+0x102/0x170 [ 1230.885449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.885449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.885449][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.885449][ T10] netlink_unicast+0x449/0x710 [ 1230.885449][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.885449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.885449][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.885449][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.885449][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.885449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.885449][ T10] [ 1230.887429][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1230.887429][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1230.887429][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1230.887429][ T10] ipv6_find_idev+0x102/0x170 [ 1230.887429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1230.887429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1230.887429][ T10] netlink_rcv_skb+0x130/0x360 [ 1230.887429][ T10] netlink_unicast+0x449/0x710 [ 1230.887429][ T10] netlink_sendmsg+0x723/0xbe0 [ 1230.887429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1230.887429][ T10] ___sys_sendmsg+0xee/0x170 [ 1230.887429][ T10] __sys_sendmsg+0xcd/0x170 [ 1230.887429][ T10] do_syscall_64+0xc6/0x1e0 [ 1230.887429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1230.887429][ T10] [ 1241.023821][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1241.024225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.024225][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1241.024225][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1241.024225][ T10] fib6_nh_init+0xa22/0x1580 [ 1241.024225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.024225][ T10] ip6_route_add+0x1c/0x140 [ 1241.024225][ T10] inet6_rtm_newroute+0x104/0x110 [ 1241.024225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.024225][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.024225][ T10] netlink_unicast+0x449/0x710 [ 1241.024225][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.024225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.024225][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.024225][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.024225][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.024225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.024225][ T10] [ 1241.026204][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.026204][ T10] dst_init+0x84/0x4a0 [ 1241.026204][ T10] dst_alloc+0x97/0x150 [ 1241.026204][ T10] ip6_dst_alloc+0x23/0x90 [ 1241.026204][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1241.026204][ T10] ip6_pol_route+0x56f/0x840 [ 1241.026204][ T10] fib6_rule_lookup+0x456/0x630 [ 1241.026204][ T10] ip6_route_input+0x59c/0xa50 [ 1241.026204][ T10] ipv6_rcv+0x397/0x810 [ 1241.026204][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1241.026204][ T10] process_backlog+0x101/0x620 [ 1241.026204][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1241.026204][ T10] net_rx_action+0x495/0xbe0 [ 1241.026204][ T10] __do_softirq+0x1b5/0x7f6 [ 1241.026204][ T10] [ 1241.027945][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.027945][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.027945][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.027945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.027945][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1241.027945][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1241.027945][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1241.027945][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1241.027945][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1241.027945][ T10] addrconf_dad_begin+0x310/0x670 [ 1241.027945][ T10] addrconf_dad_work+0x10b/0xab0 [ 1241.027945][ T10] process_one_work+0x84d/0x18a0 [ 1241.027945][ T10] worker_thread+0x587/0xd30 [ 1241.027945][ T10] kthread+0x28a/0x350 [ 1241.027945][ T10] ret_from_fork+0x31/0x70 [ 1241.027945][ T10] ret_from_fork_asm+0x1a/0x30 [ 1241.027945][ T10] [ 1241.029979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.029979][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.029979][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.029979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.029979][ T10] ip6_route_add+0x1c/0x140 [ 1241.029979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1241.029979][ T10] inet6_addr_add+0x4f8/0xa40 [ 1241.029979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.029979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.029979][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.029979][ T10] netlink_unicast+0x449/0x710 [ 1241.029979][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.029979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.029979][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.029979][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.029979][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.029979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.029979][ T10] [ 1241.032087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.032087][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.032087][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.032087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.032087][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1241.032087][ T10] ipv6_add_addr+0x411/0x2000 [ 1241.032087][ T10] inet6_addr_add+0x30e/0xa40 [ 1241.032087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.032087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.032087][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.032087][ T10] netlink_unicast+0x449/0x710 [ 1241.032087][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.032087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.032087][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.032087][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.032087][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.032087][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.032087][ T10] [ 1241.034214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.034214][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.034214][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.034214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.034214][ T10] ip6_route_add+0x1c/0x140 [ 1241.034214][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1241.034214][ T10] addrconf_add_dev+0xe2/0x170 [ 1241.034214][ T10] inet6_addr_add+0x12f/0xa40 [ 1241.034214][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.034214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.034214][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.034214][ T10] netlink_unicast+0x449/0x710 [ 1241.034214][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.034214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.034214][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.034214][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.034214][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.034214][ T10] [ 1241.036573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.036573][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1241.036573][ T10] ipv6_find_idev+0x102/0x170 [ 1241.036573][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.036573][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.036573][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.036573][ T10] netlink_unicast+0x449/0x710 [ 1241.036573][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.036573][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.036573][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.036573][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.036573][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.036573][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.036573][ T10] [ 1241.038281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1241.038281][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1241.038281][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1241.038281][ T10] ipv6_find_idev+0x102/0x170 [ 1241.038281][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.038281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.038281][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.038281][ T10] netlink_unicast+0x449/0x710 [ 1241.038281][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.038281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.038281][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.038281][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.038281][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.038281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.038281][ T10] [ 1241.040185][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1241.040467][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1241.040467][ T10] dst_init+0x84/0x4a0 [ 1241.040467][ T10] dst_alloc+0x97/0x150 [ 1241.040467][ T10] ip6_dst_alloc+0x23/0x90 [ 1241.040467][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1241.040467][ T10] ip6_pol_route+0x56f/0x840 [ 1241.040467][ T10] fib6_rule_lookup+0x456/0x630 [ 1241.040467][ T10] ip6_route_input+0x59c/0xa50 [ 1241.040467][ T10] ipv6_rcv+0x397/0x810 [ 1241.040467][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1241.040467][ T10] process_backlog+0x101/0x620 [ 1241.040467][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1241.040467][ T10] net_rx_action+0x495/0xbe0 [ 1241.040467][ T10] __do_softirq+0x1b5/0x7f6 [ 1241.040467][ T10] [ 1241.042425][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.042425][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1241.042425][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1241.042425][ T10] fib6_nh_init+0xa22/0x1580 [ 1241.042425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.042425][ T10] ip6_route_add+0x1c/0x140 [ 1241.042425][ T10] inet6_rtm_newroute+0x104/0x110 [ 1241.042425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.042425][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.042425][ T10] netlink_unicast+0x449/0x710 [ 1241.042425][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.042425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.042425][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.042425][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.042425][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.042425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.042425][ T10] [ 1241.044614][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.044614][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.044614][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.044614][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.044614][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1241.044614][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1241.044614][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1241.044614][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1241.044614][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1241.044614][ T10] addrconf_dad_begin+0x310/0x670 [ 1241.044614][ T10] addrconf_dad_work+0x10b/0xab0 [ 1241.044614][ T10] process_one_work+0x84d/0x18a0 [ 1241.044614][ T10] worker_thread+0x587/0xd30 [ 1241.044614][ T10] kthread+0x28a/0x350 [ 1241.044614][ T10] ret_from_fork+0x31/0x70 [ 1241.044614][ T10] ret_from_fork_asm+0x1a/0x30 [ 1241.044614][ T10] [ 1241.046785][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.046785][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.046785][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.046785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.046785][ T10] ip6_route_add+0x1c/0x140 [ 1241.046785][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1241.046785][ T10] inet6_addr_add+0x4f8/0xa40 [ 1241.046785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.046785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.046785][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.046785][ T10] netlink_unicast+0x449/0x710 [ 1241.046785][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.046785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.046785][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.046785][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.046785][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.046785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.046785][ T10] [ 1241.049143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.049143][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.049143][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.049143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.049143][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1241.049143][ T10] ipv6_add_addr+0x411/0x2000 [ 1241.049143][ T10] inet6_addr_add+0x30e/0xa40 [ 1241.049143][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.049143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.049143][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.049143][ T10] netlink_unicast+0x449/0x710 [ 1241.049143][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.049143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.049143][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.049143][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.049143][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.049143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.049143][ T10] [ 1241.051343][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.051343][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.051343][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.051343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.051343][ T10] ip6_route_add+0x1c/0x140 [ 1241.051343][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1241.051343][ T10] addrconf_add_dev+0xe2/0x170 [ 1241.051343][ T10] inet6_addr_add+0x12f/0xa40 [ 1241.051343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.051343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.051343][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.051343][ T10] netlink_unicast+0x449/0x710 [ 1241.051343][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.051343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.051343][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.051343][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.051343][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.051343][ T10] [ 1241.053842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.053842][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1241.053842][ T10] ipv6_find_idev+0x102/0x170 [ 1241.053842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.053842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.053842][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.053842][ T10] netlink_unicast+0x449/0x710 [ 1241.053842][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.053842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.053842][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.053842][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.053842][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.053842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.053842][ T10] [ 1241.055593][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1241.055593][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1241.055593][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1241.055593][ T10] ipv6_find_idev+0x102/0x170 [ 1241.055593][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.055593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.055593][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.055593][ T10] netlink_unicast+0x449/0x710 [ 1241.055593][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.055593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.055593][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.055593][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.055593][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.055593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.055593][ T10] [ 1241.057867][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1241.058182][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1241.058182][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.058182][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.058182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.058182][ T10] ip6_route_add+0x1c/0x140 [ 1241.058182][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1241.058182][ T10] inet6_addr_add+0x4f8/0xa40 [ 1241.058182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.058182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.058182][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.058182][ T10] netlink_unicast+0x449/0x710 [ 1241.058182][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.058182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.058182][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.058182][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.058182][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.058182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.058182][ T10] [ 1241.060522][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1241.060522][ T10] netdev_get_by_index+0x5e/0x80 [ 1241.060522][ T10] fib6_nh_init+0x3d8/0x1580 [ 1241.060522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1241.060522][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1241.060522][ T10] ipv6_add_addr+0x411/0x2000 [ 1241.060522][ T10] inet6_addr_add+0x30e/0xa40 [ 1241.060522][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1241.060522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.060522][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.060522][ T10] netlink_unicast+0x449/0x710 [ 1241.060522][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.060522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.060522][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.060522][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.060522][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.060522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.060522][ T10] [ 1241.062858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1241.062858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1241.062858][ T10] ipv6_find_idev+0x102/0x170 [ 1241.062858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.062858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.062858][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.062858][ T10] netlink_unicast+0x449/0x710 [ 1241.062858][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.062858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.062858][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.062858][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.062858][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.062858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.062858][ T10] [ 1241.064597][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1241.064597][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1241.064597][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1241.064597][ T10] ipv6_find_idev+0x102/0x170 [ 1241.064597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1241.064597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1241.064597][ T10] netlink_rcv_skb+0x130/0x360 [ 1241.064597][ T10] netlink_unicast+0x449/0x710 [ 1241.064597][ T10] netlink_sendmsg+0x723/0xbe0 [ 1241.064597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1241.064597][ T10] ___sys_sendmsg+0xee/0x170 [ 1241.064597][ T10] __sys_sendmsg+0xcd/0x170 [ 1241.064597][ T10] do_syscall_64+0xc6/0x1e0 [ 1241.064597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1241.064597][ T10] [ 1251.182832][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1251.183234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.183234][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1251.183234][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1251.183234][ T10] fib6_nh_init+0xa22/0x1580 [ 1251.183234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.183234][ T10] ip6_route_add+0x1c/0x140 [ 1251.183234][ T10] inet6_rtm_newroute+0x104/0x110 [ 1251.183234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.183234][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.183234][ T10] netlink_unicast+0x449/0x710 [ 1251.183234][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.183234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.183234][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.183234][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.183234][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.183234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.183234][ T10] [ 1251.185205][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.185205][ T10] dst_init+0x84/0x4a0 [ 1251.185205][ T10] dst_alloc+0x97/0x150 [ 1251.185205][ T10] ip6_dst_alloc+0x23/0x90 [ 1251.185205][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1251.185205][ T10] ip6_pol_route+0x56f/0x840 [ 1251.185205][ T10] fib6_rule_lookup+0x456/0x630 [ 1251.185205][ T10] ip6_route_input+0x59c/0xa50 [ 1251.185205][ T10] ipv6_rcv+0x397/0x810 [ 1251.185205][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1251.185205][ T10] process_backlog+0x101/0x620 [ 1251.185205][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1251.185205][ T10] net_rx_action+0x495/0xbe0 [ 1251.185205][ T10] __do_softirq+0x1b5/0x7f6 [ 1251.185205][ T10] [ 1251.186899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.186899][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.186899][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.186899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.186899][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1251.186899][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1251.186899][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1251.186899][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1251.186899][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1251.186899][ T10] addrconf_dad_begin+0x310/0x670 [ 1251.186899][ T10] addrconf_dad_work+0x10b/0xab0 [ 1251.186899][ T10] process_one_work+0x84d/0x18a0 [ 1251.186899][ T10] worker_thread+0x587/0xd30 [ 1251.186899][ T10] kthread+0x28a/0x350 [ 1251.186899][ T10] ret_from_fork+0x31/0x70 [ 1251.186899][ T10] ret_from_fork_asm+0x1a/0x30 [ 1251.186899][ T10] [ 1251.188885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.188885][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.188885][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.188885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.188885][ T10] ip6_route_add+0x1c/0x140 [ 1251.188885][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1251.188885][ T10] inet6_addr_add+0x4f8/0xa40 [ 1251.188885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.188885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.188885][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.188885][ T10] netlink_unicast+0x449/0x710 [ 1251.188885][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.188885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.188885][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.188885][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.188885][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.188885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.188885][ T10] [ 1251.190949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.190949][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.190949][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.190949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.190949][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1251.190949][ T10] ipv6_add_addr+0x411/0x2000 [ 1251.190949][ T10] inet6_addr_add+0x30e/0xa40 [ 1251.190949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.190949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.190949][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.190949][ T10] netlink_unicast+0x449/0x710 [ 1251.190949][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.190949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.190949][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.190949][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.190949][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.190949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.190949][ T10] [ 1251.193030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.193030][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.193030][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.193030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.193030][ T10] ip6_route_add+0x1c/0x140 [ 1251.193030][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1251.193030][ T10] addrconf_add_dev+0xe2/0x170 [ 1251.193030][ T10] inet6_addr_add+0x12f/0xa40 [ 1251.193030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.193030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.193030][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.193030][ T10] netlink_unicast+0x449/0x710 [ 1251.193030][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.193030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.193030][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.193030][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.193030][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.193030][ T10] [ 1251.195060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.195060][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1251.195060][ T10] ipv6_find_idev+0x102/0x170 [ 1251.195060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.195060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.195060][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.195060][ T10] netlink_unicast+0x449/0x710 [ 1251.195060][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.195060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.195060][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.195060][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.195060][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.195060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.195060][ T10] [ 1251.196755][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1251.196755][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1251.196755][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1251.196755][ T10] ipv6_find_idev+0x102/0x170 [ 1251.196755][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.196755][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.196755][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.196755][ T10] netlink_unicast+0x449/0x710 [ 1251.196755][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.196755][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.196755][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.196755][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.196755][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.196755][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.196755][ T10] [ 1251.198669][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1251.199130][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1251.199130][ T10] dst_init+0x84/0x4a0 [ 1251.199130][ T10] dst_alloc+0x97/0x150 [ 1251.199130][ T10] ip6_dst_alloc+0x23/0x90 [ 1251.199130][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1251.199130][ T10] ip6_pol_route+0x56f/0x840 [ 1251.199130][ T10] fib6_rule_lookup+0x456/0x630 [ 1251.199130][ T10] ip6_route_input+0x59c/0xa50 [ 1251.199130][ T10] ipv6_rcv+0x397/0x810 [ 1251.199130][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1251.199130][ T10] process_backlog+0x101/0x620 [ 1251.199130][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1251.199130][ T10] net_rx_action+0x495/0xbe0 [ 1251.199130][ T10] __do_softirq+0x1b5/0x7f6 [ 1251.199130][ T10] [ 1251.200883][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.200883][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1251.200883][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1251.200883][ T10] fib6_nh_init+0xa22/0x1580 [ 1251.200883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.200883][ T10] ip6_route_add+0x1c/0x140 [ 1251.200883][ T10] inet6_rtm_newroute+0x104/0x110 [ 1251.200883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.200883][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.200883][ T10] netlink_unicast+0x449/0x710 [ 1251.200883][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.200883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.200883][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.200883][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.200883][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.200883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.200883][ T10] [ 1251.203105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.203105][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.203105][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.203105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.203105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1251.203105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1251.203105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1251.203105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1251.203105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1251.203105][ T10] addrconf_dad_begin+0x310/0x670 [ 1251.203105][ T10] addrconf_dad_work+0x10b/0xab0 [ 1251.203105][ T10] process_one_work+0x84d/0x18a0 [ 1251.203105][ T10] worker_thread+0x587/0xd30 [ 1251.203105][ T10] kthread+0x28a/0x350 [ 1251.203105][ T10] ret_from_fork+0x31/0x70 [ 1251.203105][ T10] ret_from_fork_asm+0x1a/0x30 [ 1251.203105][ T10] [ 1251.205297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.205297][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.205297][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.205297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.205297][ T10] ip6_route_add+0x1c/0x140 [ 1251.205297][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1251.205297][ T10] inet6_addr_add+0x4f8/0xa40 [ 1251.205297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.205297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.205297][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.205297][ T10] netlink_unicast+0x449/0x710 [ 1251.205297][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.205297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.205297][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.205297][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.205297][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.205297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.205297][ T10] [ 1251.207425][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.207425][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.207425][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.207425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.207425][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1251.207425][ T10] ipv6_add_addr+0x411/0x2000 [ 1251.207425][ T10] inet6_addr_add+0x30e/0xa40 [ 1251.207425][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.207425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.207425][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.207425][ T10] netlink_unicast+0x449/0x710 [ 1251.207425][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.207425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.207425][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.207425][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.207425][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.207425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.207425][ T10] [ 1251.209761][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.209761][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.209761][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.209761][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.209761][ T10] ip6_route_add+0x1c/0x140 [ 1251.209761][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1251.209761][ T10] addrconf_add_dev+0xe2/0x170 [ 1251.209761][ T10] inet6_addr_add+0x12f/0xa40 [ 1251.209761][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.209761][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.209761][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.209761][ T10] netlink_unicast+0x449/0x710 [ 1251.209761][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.209761][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.209761][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.209761][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.209761][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.209761][ T10] [ 1251.212060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.212060][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1251.212060][ T10] ipv6_find_idev+0x102/0x170 [ 1251.212060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.212060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.212060][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.212060][ T10] netlink_unicast+0x449/0x710 [ 1251.212060][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.212060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.212060][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.212060][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.212060][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.212060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.212060][ T10] [ 1251.213917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1251.213917][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1251.213917][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1251.213917][ T10] ipv6_find_idev+0x102/0x170 [ 1251.213917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.213917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.213917][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.213917][ T10] netlink_unicast+0x449/0x710 [ 1251.213917][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.213917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.213917][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.213917][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.213917][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.213917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.213917][ T10] [ 1251.215927][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1251.216178][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1251.216178][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.216178][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.216178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.216178][ T10] ip6_route_add+0x1c/0x140 [ 1251.216178][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1251.216178][ T10] inet6_addr_add+0x4f8/0xa40 [ 1251.216178][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.216178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.216178][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.216178][ T10] netlink_unicast+0x449/0x710 [ 1251.216178][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.216178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.216178][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.216178][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.216178][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.216178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.216178][ T10] [ 1251.218396][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1251.218396][ T10] netdev_get_by_index+0x5e/0x80 [ 1251.218396][ T10] fib6_nh_init+0x3d8/0x1580 [ 1251.218396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1251.218396][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1251.218396][ T10] ipv6_add_addr+0x411/0x2000 [ 1251.218396][ T10] inet6_addr_add+0x30e/0xa40 [ 1251.218396][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1251.218396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.218396][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.218396][ T10] netlink_unicast+0x449/0x710 [ 1251.218396][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.218396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.218396][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.218396][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.218396][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.218396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.218396][ T10] [ 1251.220433][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1251.220433][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1251.220433][ T10] ipv6_find_idev+0x102/0x170 [ 1251.220433][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.220433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.220433][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.220433][ T10] netlink_unicast+0x449/0x710 [ 1251.220433][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.220433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.220433][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.220433][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.220433][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.220433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.220433][ T10] [ 1251.222255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1251.222255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1251.222255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1251.222255][ T10] ipv6_find_idev+0x102/0x170 [ 1251.222255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1251.222255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1251.222255][ T10] netlink_rcv_skb+0x130/0x360 [ 1251.222255][ T10] netlink_unicast+0x449/0x710 [ 1251.222255][ T10] netlink_sendmsg+0x723/0xbe0 [ 1251.222255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1251.222255][ T10] ___sys_sendmsg+0xee/0x170 [ 1251.222255][ T10] __sys_sendmsg+0xcd/0x170 [ 1251.222255][ T10] do_syscall_64+0xc6/0x1e0 [ 1251.222255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1251.222255][ T10] [ 1261.358865][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1261.359379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.359379][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1261.359379][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1261.359379][ T10] fib6_nh_init+0xa22/0x1580 [ 1261.359379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.359379][ T10] ip6_route_add+0x1c/0x140 [ 1261.359379][ T10] inet6_rtm_newroute+0x104/0x110 [ 1261.359379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.359379][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.359379][ T10] netlink_unicast+0x449/0x710 [ 1261.359379][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.359379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.359379][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.359379][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.359379][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.359379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.359379][ T10] [ 1261.362420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.362420][ T10] dst_init+0x84/0x4a0 [ 1261.362420][ T10] dst_alloc+0x97/0x150 [ 1261.362420][ T10] ip6_dst_alloc+0x23/0x90 [ 1261.362420][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1261.362420][ T10] ip6_pol_route+0x56f/0x840 [ 1261.362420][ T10] fib6_rule_lookup+0x456/0x630 [ 1261.362420][ T10] ip6_route_input+0x59c/0xa50 [ 1261.362420][ T10] ipv6_rcv+0x397/0x810 [ 1261.362420][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1261.362420][ T10] process_backlog+0x101/0x620 [ 1261.362420][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1261.362420][ T10] net_rx_action+0x495/0xbe0 [ 1261.362420][ T10] __do_softirq+0x1b5/0x7f6 [ 1261.362420][ T10] [ 1261.365069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.365069][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.365069][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.365069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.365069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1261.365069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1261.365069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1261.365069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1261.365069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1261.365069][ T10] addrconf_dad_begin+0x310/0x670 [ 1261.365069][ T10] addrconf_dad_work+0x10b/0xab0 [ 1261.365069][ T10] process_one_work+0x84d/0x18a0 [ 1261.365069][ T10] worker_thread+0x587/0xd30 [ 1261.365069][ T10] kthread+0x28a/0x350 [ 1261.365069][ T10] ret_from_fork+0x31/0x70 [ 1261.365069][ T10] ret_from_fork_asm+0x1a/0x30 [ 1261.365069][ T10] [ 1261.368092][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.368092][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.368092][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.368092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.368092][ T10] ip6_route_add+0x1c/0x140 [ 1261.368092][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1261.368092][ T10] inet6_addr_add+0x4f8/0xa40 [ 1261.368092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.368092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.368092][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.368092][ T10] netlink_unicast+0x449/0x710 [ 1261.368092][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.368092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.368092][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.368092][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.368092][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.368092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.368092][ T10] [ 1261.371411][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.371411][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.371411][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.371411][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.371411][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1261.371411][ T10] ipv6_add_addr+0x411/0x2000 [ 1261.371411][ T10] inet6_addr_add+0x30e/0xa40 [ 1261.371411][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.371411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.371411][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.371411][ T10] netlink_unicast+0x449/0x710 [ 1261.371411][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.371411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.371411][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.371411][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.371411][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.371411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.371411][ T10] [ 1261.374548][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.374548][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.374548][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.374548][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.374548][ T10] ip6_route_add+0x1c/0x140 [ 1261.374548][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1261.374548][ T10] addrconf_add_dev+0xe2/0x170 [ 1261.374548][ T10] inet6_addr_add+0x12f/0xa40 [ 1261.374548][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.374548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.374548][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.374548][ T10] netlink_unicast+0x449/0x710 [ 1261.374548][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.374548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.374548][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.374548][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.374548][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.374548][ T10] [ 1261.377505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.377505][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1261.377505][ T10] ipv6_find_idev+0x102/0x170 [ 1261.377505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.377505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.377505][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.377505][ T10] netlink_unicast+0x449/0x710 [ 1261.377505][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.377505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.377505][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.377505][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.377505][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.377505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.377505][ T10] [ 1261.380176][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1261.380176][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1261.380176][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1261.380176][ T10] ipv6_find_idev+0x102/0x170 [ 1261.380176][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.380176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.380176][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.380176][ T10] netlink_unicast+0x449/0x710 [ 1261.380176][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.380176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.380176][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.380176][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.380176][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.380176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.380176][ T10] [ 1261.382994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1261.383645][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1261.383645][ T10] dst_init+0x84/0x4a0 [ 1261.383645][ T10] dst_alloc+0x97/0x150 [ 1261.383645][ T10] ip6_dst_alloc+0x23/0x90 [ 1261.383645][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1261.383645][ T10] ip6_pol_route+0x56f/0x840 [ 1261.383645][ T10] fib6_rule_lookup+0x456/0x630 [ 1261.383645][ T10] ip6_route_input+0x59c/0xa50 [ 1261.383645][ T10] ipv6_rcv+0x397/0x810 [ 1261.383645][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1261.383645][ T10] process_backlog+0x101/0x620 [ 1261.383645][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1261.383645][ T10] net_rx_action+0x495/0xbe0 [ 1261.383645][ T10] __do_softirq+0x1b5/0x7f6 [ 1261.383645][ T10] [ 1261.386959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.386959][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1261.386959][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1261.386959][ T10] fib6_nh_init+0xa22/0x1580 [ 1261.386959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.386959][ T10] ip6_route_add+0x1c/0x140 [ 1261.386959][ T10] inet6_rtm_newroute+0x104/0x110 [ 1261.386959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.386959][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.386959][ T10] netlink_unicast+0x449/0x710 [ 1261.386959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.386959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.386959][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.386959][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.386959][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.386959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.386959][ T10] [ 1261.390261][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.390261][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.390261][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.390261][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.390261][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1261.390261][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1261.390261][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1261.390261][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1261.390261][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1261.390261][ T10] addrconf_dad_begin+0x310/0x670 [ 1261.390261][ T10] addrconf_dad_work+0x10b/0xab0 [ 1261.390261][ T10] process_one_work+0x84d/0x18a0 [ 1261.390261][ T10] worker_thread+0x587/0xd30 [ 1261.390261][ T10] kthread+0x28a/0x350 [ 1261.390261][ T10] ret_from_fork+0x31/0x70 [ 1261.390261][ T10] ret_from_fork_asm+0x1a/0x30 [ 1261.390261][ T10] [ 1261.393888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.393888][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.393888][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.393888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.393888][ T10] ip6_route_add+0x1c/0x140 [ 1261.393888][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1261.393888][ T10] inet6_addr_add+0x4f8/0xa40 [ 1261.393888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.393888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.393888][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.393888][ T10] netlink_unicast+0x449/0x710 [ 1261.393888][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.393888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.393888][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.393888][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.393888][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.393888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.393888][ T10] [ 1261.398002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.398002][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.398002][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.398002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.398002][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1261.398002][ T10] ipv6_add_addr+0x411/0x2000 [ 1261.398002][ T10] inet6_addr_add+0x30e/0xa40 [ 1261.398002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.398002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.398002][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.398002][ T10] netlink_unicast+0x449/0x710 [ 1261.398002][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.398002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.398002][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.398002][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.398002][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.398002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.398002][ T10] [ 1261.401911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.401911][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.401911][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.401911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.401911][ T10] ip6_route_add+0x1c/0x140 [ 1261.401911][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1261.401911][ T10] addrconf_add_dev+0xe2/0x170 [ 1261.401911][ T10] inet6_addr_add+0x12f/0xa40 [ 1261.401911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.401911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.401911][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.401911][ T10] netlink_unicast+0x449/0x710 [ 1261.401911][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.401911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.401911][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.401911][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.401911][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.401911][ T10] [ 1261.406024][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.406024][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1261.406024][ T10] ipv6_find_idev+0x102/0x170 [ 1261.406024][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.406024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.406024][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.406024][ T10] netlink_unicast+0x449/0x710 [ 1261.406024][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.406024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.406024][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.406024][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.406024][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.406024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.406024][ T10] [ 1261.408536][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1261.408536][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1261.408536][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1261.408536][ T10] ipv6_find_idev+0x102/0x170 [ 1261.408536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.408536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.408536][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.408536][ T10] netlink_unicast+0x449/0x710 [ 1261.408536][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.408536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.408536][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.408536][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.408536][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.408536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.408536][ T10] [ 1261.412200][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1261.412608][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1261.412608][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.412608][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.412608][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.412608][ T10] ip6_route_add+0x1c/0x140 [ 1261.412608][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1261.412608][ T10] inet6_addr_add+0x4f8/0xa40 [ 1261.412608][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.412608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.412608][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.412608][ T10] netlink_unicast+0x449/0x710 [ 1261.412608][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.412608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.412608][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.412608][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.412608][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.412608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.412608][ T10] [ 1261.415019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1261.415019][ T10] netdev_get_by_index+0x5e/0x80 [ 1261.415019][ T10] fib6_nh_init+0x3d8/0x1580 [ 1261.415019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1261.415019][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1261.415019][ T10] ipv6_add_addr+0x411/0x2000 [ 1261.415019][ T10] inet6_addr_add+0x30e/0xa40 [ 1261.415019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1261.415019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.415019][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.415019][ T10] netlink_unicast+0x449/0x710 [ 1261.415019][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.415019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.415019][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.415019][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.415019][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.415019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.415019][ T10] [ 1261.417394][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1261.417394][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1261.417394][ T10] ipv6_find_idev+0x102/0x170 [ 1261.417394][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.417394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.417394][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.417394][ T10] netlink_unicast+0x449/0x710 [ 1261.417394][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.417394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.417394][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.417394][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.417394][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.417394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.417394][ T10] [ 1261.419578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1261.419578][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1261.419578][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1261.419578][ T10] ipv6_find_idev+0x102/0x170 [ 1261.419578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1261.419578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1261.419578][ T10] netlink_rcv_skb+0x130/0x360 [ 1261.419578][ T10] netlink_unicast+0x449/0x710 [ 1261.419578][ T10] netlink_sendmsg+0x723/0xbe0 [ 1261.419578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1261.419578][ T10] ___sys_sendmsg+0xee/0x170 [ 1261.419578][ T10] __sys_sendmsg+0xcd/0x170 [ 1261.419578][ T10] do_syscall_64+0xc6/0x1e0 [ 1261.419578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1261.419578][ T10] [ 1271.582918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1271.583290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.583290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1271.583290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1271.583290][ T10] fib6_nh_init+0xa22/0x1580 [ 1271.583290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.583290][ T10] ip6_route_add+0x1c/0x140 [ 1271.583290][ T10] inet6_rtm_newroute+0x104/0x110 [ 1271.583290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.583290][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.583290][ T10] netlink_unicast+0x449/0x710 [ 1271.583290][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.583290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.583290][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.583290][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.583290][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.583290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.583290][ T10] [ 1271.585282][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.585282][ T10] dst_init+0x84/0x4a0 [ 1271.585282][ T10] dst_alloc+0x97/0x150 [ 1271.585282][ T10] ip6_dst_alloc+0x23/0x90 [ 1271.585282][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1271.585282][ T10] ip6_pol_route+0x56f/0x840 [ 1271.585282][ T10] fib6_rule_lookup+0x456/0x630 [ 1271.585282][ T10] ip6_route_input+0x59c/0xa50 [ 1271.585282][ T10] ipv6_rcv+0x397/0x810 [ 1271.585282][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1271.585282][ T10] process_backlog+0x101/0x620 [ 1271.585282][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1271.585282][ T10] net_rx_action+0x495/0xbe0 [ 1271.585282][ T10] __do_softirq+0x1b5/0x7f6 [ 1271.585282][ T10] [ 1271.587023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.587023][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.587023][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.587023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.587023][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1271.587023][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1271.587023][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1271.587023][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1271.587023][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1271.587023][ T10] addrconf_dad_begin+0x310/0x670 [ 1271.587023][ T10] addrconf_dad_work+0x10b/0xab0 [ 1271.587023][ T10] process_one_work+0x84d/0x18a0 [ 1271.587023][ T10] worker_thread+0x587/0xd30 [ 1271.587023][ T10] kthread+0x28a/0x350 [ 1271.587023][ T10] ret_from_fork+0x31/0x70 [ 1271.587023][ T10] ret_from_fork_asm+0x1a/0x30 [ 1271.587023][ T10] [ 1271.589076][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.589076][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.589076][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.589076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.589076][ T10] ip6_route_add+0x1c/0x140 [ 1271.589076][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1271.589076][ T10] inet6_addr_add+0x4f8/0xa40 [ 1271.589076][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.589076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.589076][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.589076][ T10] netlink_unicast+0x449/0x710 [ 1271.589076][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.589076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.589076][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.589076][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.589076][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.589076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.589076][ T10] [ 1271.591187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.591187][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.591187][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.591187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.591187][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1271.591187][ T10] ipv6_add_addr+0x411/0x2000 [ 1271.591187][ T10] inet6_addr_add+0x30e/0xa40 [ 1271.591187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.591187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.591187][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.591187][ T10] netlink_unicast+0x449/0x710 [ 1271.591187][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.591187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.591187][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.591187][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.591187][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.591187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.591187][ T10] [ 1271.593318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.593318][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.593318][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.593318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.593318][ T10] ip6_route_add+0x1c/0x140 [ 1271.593318][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1271.593318][ T10] addrconf_add_dev+0xe2/0x170 [ 1271.593318][ T10] inet6_addr_add+0x12f/0xa40 [ 1271.593318][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.593318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.593318][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.593318][ T10] netlink_unicast+0x449/0x710 [ 1271.593318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.593318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.593318][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.593318][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.593318][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.593318][ T10] [ 1271.595370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.595370][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1271.595370][ T10] ipv6_find_idev+0x102/0x170 [ 1271.595370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.595370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.595370][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.595370][ T10] netlink_unicast+0x449/0x710 [ 1271.595370][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.595370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.595370][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.595370][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.595370][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.595370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.595370][ T10] [ 1271.596975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1271.596975][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1271.596975][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1271.596975][ T10] ipv6_find_idev+0x102/0x170 [ 1271.596975][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.596975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.596975][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.596975][ T10] netlink_unicast+0x449/0x710 [ 1271.596975][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.596975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.596975][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.596975][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.596975][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.596975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.596975][ T10] [ 1271.598842][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1271.599138][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1271.599138][ T10] dst_init+0x84/0x4a0 [ 1271.599138][ T10] dst_alloc+0x97/0x150 [ 1271.599138][ T10] ip6_dst_alloc+0x23/0x90 [ 1271.599138][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1271.599138][ T10] ip6_pol_route+0x56f/0x840 [ 1271.599138][ T10] fib6_rule_lookup+0x456/0x630 [ 1271.599138][ T10] ip6_route_input+0x59c/0xa50 [ 1271.599138][ T10] ipv6_rcv+0x397/0x810 [ 1271.599138][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1271.599138][ T10] process_backlog+0x101/0x620 [ 1271.599138][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1271.599138][ T10] net_rx_action+0x495/0xbe0 [ 1271.599138][ T10] __do_softirq+0x1b5/0x7f6 [ 1271.599138][ T10] [ 1271.600872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.600872][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1271.600872][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1271.600872][ T10] fib6_nh_init+0xa22/0x1580 [ 1271.600872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.600872][ T10] ip6_route_add+0x1c/0x140 [ 1271.600872][ T10] inet6_rtm_newroute+0x104/0x110 [ 1271.600872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.600872][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.600872][ T10] netlink_unicast+0x449/0x710 [ 1271.600872][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.600872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.600872][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.600872][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.600872][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.600872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.600872][ T10] [ 1271.603182][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.603182][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.603182][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.603182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.603182][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1271.603182][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1271.603182][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1271.603182][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1271.603182][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1271.603182][ T10] addrconf_dad_begin+0x310/0x670 [ 1271.603182][ T10] addrconf_dad_work+0x10b/0xab0 [ 1271.603182][ T10] process_one_work+0x84d/0x18a0 [ 1271.603182][ T10] worker_thread+0x587/0xd30 [ 1271.603182][ T10] kthread+0x28a/0x350 [ 1271.603182][ T10] ret_from_fork+0x31/0x70 [ 1271.603182][ T10] ret_from_fork_asm+0x1a/0x30 [ 1271.603182][ T10] [ 1271.605314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.605314][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.605314][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.605314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.605314][ T10] ip6_route_add+0x1c/0x140 [ 1271.605314][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1271.605314][ T10] inet6_addr_add+0x4f8/0xa40 [ 1271.605314][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.605314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.605314][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.605314][ T10] netlink_unicast+0x449/0x710 [ 1271.605314][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.605314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.605314][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.605314][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.605314][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.605314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.605314][ T10] [ 1271.607714][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.607714][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.607714][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.607714][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.607714][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1271.607714][ T10] ipv6_add_addr+0x411/0x2000 [ 1271.607714][ T10] inet6_addr_add+0x30e/0xa40 [ 1271.607714][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.607714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.607714][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.607714][ T10] netlink_unicast+0x449/0x710 [ 1271.607714][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.607714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.607714][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.607714][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.607714][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.607714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.607714][ T10] [ 1271.610280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.610280][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.610280][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.610280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.610280][ T10] ip6_route_add+0x1c/0x140 [ 1271.610280][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1271.610280][ T10] addrconf_add_dev+0xe2/0x170 [ 1271.610280][ T10] inet6_addr_add+0x12f/0xa40 [ 1271.610280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.610280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.610280][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.610280][ T10] netlink_unicast+0x449/0x710 [ 1271.610280][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.610280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.610280][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.610280][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.610280][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.610280][ T10] [ 1271.612420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.612420][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1271.612420][ T10] ipv6_find_idev+0x102/0x170 [ 1271.612420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.612420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.612420][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.612420][ T10] netlink_unicast+0x449/0x710 [ 1271.612420][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.612420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.612420][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.612420][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.612420][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.612420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.612420][ T10] [ 1271.614153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1271.614153][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1271.614153][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1271.614153][ T10] ipv6_find_idev+0x102/0x170 [ 1271.614153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.614153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.614153][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.614153][ T10] netlink_unicast+0x449/0x710 [ 1271.614153][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.614153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.614153][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.614153][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.614153][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.614153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.614153][ T10] [ 1271.616165][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1271.616482][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1271.616482][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.616482][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.616482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.616482][ T10] ip6_route_add+0x1c/0x140 [ 1271.616482][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1271.616482][ T10] inet6_addr_add+0x4f8/0xa40 [ 1271.616482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.616482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.616482][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.616482][ T10] netlink_unicast+0x449/0x710 [ 1271.616482][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.616482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.616482][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.616482][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.616482][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.616482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.616482][ T10] [ 1271.618658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1271.618658][ T10] netdev_get_by_index+0x5e/0x80 [ 1271.618658][ T10] fib6_nh_init+0x3d8/0x1580 [ 1271.618658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1271.618658][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1271.618658][ T10] ipv6_add_addr+0x411/0x2000 [ 1271.618658][ T10] inet6_addr_add+0x30e/0xa40 [ 1271.618658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1271.618658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.618658][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.618658][ T10] netlink_unicast+0x449/0x710 [ 1271.618658][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.618658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.618658][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.618658][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.618658][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.618658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.618658][ T10] [ 1271.620758][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1271.620758][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1271.620758][ T10] ipv6_find_idev+0x102/0x170 [ 1271.620758][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.620758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.620758][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.620758][ T10] netlink_unicast+0x449/0x710 [ 1271.620758][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.620758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.620758][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.620758][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.620758][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.620758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.620758][ T10] [ 1271.622507][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1271.622507][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1271.622507][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1271.622507][ T10] ipv6_find_idev+0x102/0x170 [ 1271.622507][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1271.622507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1271.622507][ T10] netlink_rcv_skb+0x130/0x360 [ 1271.622507][ T10] netlink_unicast+0x449/0x710 [ 1271.622507][ T10] netlink_sendmsg+0x723/0xbe0 [ 1271.622507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1271.622507][ T10] ___sys_sendmsg+0xee/0x170 [ 1271.622507][ T10] __sys_sendmsg+0xcd/0x170 [ 1271.622507][ T10] do_syscall_64+0xc6/0x1e0 [ 1271.622507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1271.622507][ T10] [ 1281.751910][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1281.752341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.752341][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1281.752341][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1281.752341][ T10] fib6_nh_init+0xa22/0x1580 [ 1281.752341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.752341][ T10] ip6_route_add+0x1c/0x140 [ 1281.752341][ T10] inet6_rtm_newroute+0x104/0x110 [ 1281.752341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.752341][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.752341][ T10] netlink_unicast+0x449/0x710 [ 1281.752341][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.752341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.752341][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.752341][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.752341][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.752341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.752341][ T10] [ 1281.754329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.754329][ T10] dst_init+0x84/0x4a0 [ 1281.754329][ T10] dst_alloc+0x97/0x150 [ 1281.754329][ T10] ip6_dst_alloc+0x23/0x90 [ 1281.754329][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1281.754329][ T10] ip6_pol_route+0x56f/0x840 [ 1281.754329][ T10] fib6_rule_lookup+0x456/0x630 [ 1281.754329][ T10] ip6_route_input+0x59c/0xa50 [ 1281.754329][ T10] ipv6_rcv+0x397/0x810 [ 1281.754329][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1281.754329][ T10] process_backlog+0x101/0x620 [ 1281.754329][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1281.754329][ T10] net_rx_action+0x495/0xbe0 [ 1281.754329][ T10] __do_softirq+0x1b5/0x7f6 [ 1281.754329][ T10] [ 1281.756081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.756081][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.756081][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.756081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.756081][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1281.756081][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1281.756081][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1281.756081][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1281.756081][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1281.756081][ T10] addrconf_dad_begin+0x310/0x670 [ 1281.756081][ T10] addrconf_dad_work+0x10b/0xab0 [ 1281.756081][ T10] process_one_work+0x84d/0x18a0 [ 1281.756081][ T10] worker_thread+0x587/0xd30 [ 1281.756081][ T10] kthread+0x28a/0x350 [ 1281.756081][ T10] ret_from_fork+0x31/0x70 [ 1281.756081][ T10] ret_from_fork_asm+0x1a/0x30 [ 1281.756081][ T10] [ 1281.758067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.758067][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.758067][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.758067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.758067][ T10] ip6_route_add+0x1c/0x140 [ 1281.758067][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1281.758067][ T10] inet6_addr_add+0x4f8/0xa40 [ 1281.758067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.758067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.758067][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.758067][ T10] netlink_unicast+0x449/0x710 [ 1281.758067][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.758067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.758067][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.758067][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.758067][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.758067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.758067][ T10] [ 1281.760174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.760174][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.760174][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.760174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.760174][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1281.760174][ T10] ipv6_add_addr+0x411/0x2000 [ 1281.760174][ T10] inet6_addr_add+0x30e/0xa40 [ 1281.760174][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.760174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.760174][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.760174][ T10] netlink_unicast+0x449/0x710 [ 1281.760174][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.760174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.760174][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.760174][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.760174][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.760174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.760174][ T10] [ 1281.762276][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.762276][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.762276][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.762276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.762276][ T10] ip6_route_add+0x1c/0x140 [ 1281.762276][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1281.762276][ T10] addrconf_add_dev+0xe2/0x170 [ 1281.762276][ T10] inet6_addr_add+0x12f/0xa40 [ 1281.762276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.762276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.762276][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.762276][ T10] netlink_unicast+0x449/0x710 [ 1281.762276][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.762276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.762276][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.762276][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.762276][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.762276][ T10] [ 1281.764519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.764519][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1281.764519][ T10] ipv6_find_idev+0x102/0x170 [ 1281.764519][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.764519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.764519][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.764519][ T10] netlink_unicast+0x449/0x710 [ 1281.764519][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.764519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.764519][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.764519][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.764519][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.764519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.764519][ T10] [ 1281.766309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1281.766309][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1281.766309][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1281.766309][ T10] ipv6_find_idev+0x102/0x170 [ 1281.766309][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.766309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.766309][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.766309][ T10] netlink_unicast+0x449/0x710 [ 1281.766309][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.766309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.766309][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.766309][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.766309][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.766309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.766309][ T10] [ 1281.768308][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1281.768594][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1281.768594][ T10] dst_init+0x84/0x4a0 [ 1281.768594][ T10] dst_alloc+0x97/0x150 [ 1281.768594][ T10] ip6_dst_alloc+0x23/0x90 [ 1281.768594][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1281.768594][ T10] ip6_pol_route+0x56f/0x840 [ 1281.768594][ T10] fib6_rule_lookup+0x456/0x630 [ 1281.768594][ T10] ip6_route_input+0x59c/0xa50 [ 1281.768594][ T10] ipv6_rcv+0x397/0x810 [ 1281.768594][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1281.768594][ T10] process_backlog+0x101/0x620 [ 1281.768594][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1281.768594][ T10] net_rx_action+0x495/0xbe0 [ 1281.768594][ T10] __do_softirq+0x1b5/0x7f6 [ 1281.768594][ T10] [ 1281.770392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.770392][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1281.770392][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1281.770392][ T10] fib6_nh_init+0xa22/0x1580 [ 1281.770392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.770392][ T10] ip6_route_add+0x1c/0x140 [ 1281.770392][ T10] inet6_rtm_newroute+0x104/0x110 [ 1281.770392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.770392][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.770392][ T10] netlink_unicast+0x449/0x710 [ 1281.770392][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.770392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.770392][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.770392][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.770392][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.770392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.770392][ T10] [ 1281.772591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.772591][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.772591][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.772591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.772591][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1281.772591][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1281.772591][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1281.772591][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1281.772591][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1281.772591][ T10] addrconf_dad_begin+0x310/0x670 [ 1281.772591][ T10] addrconf_dad_work+0x10b/0xab0 [ 1281.772591][ T10] process_one_work+0x84d/0x18a0 [ 1281.772591][ T10] worker_thread+0x587/0xd30 [ 1281.772591][ T10] kthread+0x28a/0x350 [ 1281.772591][ T10] ret_from_fork+0x31/0x70 [ 1281.772591][ T10] ret_from_fork_asm+0x1a/0x30 [ 1281.772591][ T10] [ 1281.774966][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.774966][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.774966][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.774966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.774966][ T10] ip6_route_add+0x1c/0x140 [ 1281.774966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1281.774966][ T10] inet6_addr_add+0x4f8/0xa40 [ 1281.774966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.774966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.774966][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.774966][ T10] netlink_unicast+0x449/0x710 [ 1281.774966][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.774966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.774966][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.774966][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.774966][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.774966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.774966][ T10] [ 1281.777178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.777178][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.777178][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.777178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.777178][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1281.777178][ T10] ipv6_add_addr+0x411/0x2000 [ 1281.777178][ T10] inet6_addr_add+0x30e/0xa40 [ 1281.777178][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.777178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.777178][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.777178][ T10] netlink_unicast+0x449/0x710 [ 1281.777178][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.777178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.777178][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.777178][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.777178][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.777178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.777178][ T10] [ 1281.779617][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.779617][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.779617][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.779617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.779617][ T10] ip6_route_add+0x1c/0x140 [ 1281.779617][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1281.779617][ T10] addrconf_add_dev+0xe2/0x170 [ 1281.779617][ T10] inet6_addr_add+0x12f/0xa40 [ 1281.779617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.779617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.779617][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.779617][ T10] netlink_unicast+0x449/0x710 [ 1281.779617][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.779617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.779617][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.779617][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.779617][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.779617][ T10] [ 1281.781973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.781973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1281.781973][ T10] ipv6_find_idev+0x102/0x170 [ 1281.781973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.781973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.781973][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.781973][ T10] netlink_unicast+0x449/0x710 [ 1281.781973][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.781973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.781973][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.781973][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.781973][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.781973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.781973][ T10] [ 1281.783854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1281.783854][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1281.783854][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1281.783854][ T10] ipv6_find_idev+0x102/0x170 [ 1281.783854][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.783854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.783854][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.783854][ T10] netlink_unicast+0x449/0x710 [ 1281.783854][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.783854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.783854][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.783854][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.783854][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.783854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.783854][ T10] [ 1281.785635][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1281.785959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1281.785959][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.785959][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.785959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.785959][ T10] ip6_route_add+0x1c/0x140 [ 1281.785959][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1281.785959][ T10] inet6_addr_add+0x4f8/0xa40 [ 1281.785959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.785959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.785959][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.785959][ T10] netlink_unicast+0x449/0x710 [ 1281.785959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.785959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.785959][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.785959][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.785959][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.785959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.785959][ T10] [ 1281.788450][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1281.788450][ T10] netdev_get_by_index+0x5e/0x80 [ 1281.788450][ T10] fib6_nh_init+0x3d8/0x1580 [ 1281.788450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1281.788450][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1281.788450][ T10] ipv6_add_addr+0x411/0x2000 [ 1281.788450][ T10] inet6_addr_add+0x30e/0xa40 [ 1281.788450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1281.788450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.788450][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.788450][ T10] netlink_unicast+0x449/0x710 [ 1281.788450][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.788450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.788450][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.788450][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.788450][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.788450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.788450][ T10] [ 1281.790799][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1281.790799][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1281.790799][ T10] ipv6_find_idev+0x102/0x170 [ 1281.790799][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.790799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.790799][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.790799][ T10] netlink_unicast+0x449/0x710 [ 1281.790799][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.790799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.790799][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.790799][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.790799][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.790799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.790799][ T10] [ 1281.792502][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1281.792502][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1281.792502][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1281.792502][ T10] ipv6_find_idev+0x102/0x170 [ 1281.792502][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1281.792502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1281.792502][ T10] netlink_rcv_skb+0x130/0x360 [ 1281.792502][ T10] netlink_unicast+0x449/0x710 [ 1281.792502][ T10] netlink_sendmsg+0x723/0xbe0 [ 1281.792502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1281.792502][ T10] ___sys_sendmsg+0xee/0x170 [ 1281.792502][ T10] __sys_sendmsg+0xcd/0x170 [ 1281.792502][ T10] do_syscall_64+0xc6/0x1e0 [ 1281.792502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1281.792502][ T10] [ 1291.902906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1291.903281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.903281][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1291.903281][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1291.903281][ T10] fib6_nh_init+0xa22/0x1580 [ 1291.903281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.903281][ T10] ip6_route_add+0x1c/0x140 [ 1291.903281][ T10] inet6_rtm_newroute+0x104/0x110 [ 1291.903281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.903281][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.903281][ T10] netlink_unicast+0x449/0x710 [ 1291.903281][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.903281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.903281][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.903281][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.903281][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.903281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.903281][ T10] [ 1291.905519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.905519][ T10] dst_init+0x84/0x4a0 [ 1291.905519][ T10] dst_alloc+0x97/0x150 [ 1291.905519][ T10] ip6_dst_alloc+0x23/0x90 [ 1291.905519][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1291.905519][ T10] ip6_pol_route+0x56f/0x840 [ 1291.905519][ T10] fib6_rule_lookup+0x456/0x630 [ 1291.905519][ T10] ip6_route_input+0x59c/0xa50 [ 1291.905519][ T10] ipv6_rcv+0x397/0x810 [ 1291.905519][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1291.905519][ T10] process_backlog+0x101/0x620 [ 1291.905519][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1291.905519][ T10] net_rx_action+0x495/0xbe0 [ 1291.905519][ T10] __do_softirq+0x1b5/0x7f6 [ 1291.905519][ T10] [ 1291.907546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.907546][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.907546][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.907546][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.907546][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1291.907546][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1291.907546][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1291.907546][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1291.907546][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1291.907546][ T10] addrconf_dad_begin+0x310/0x670 [ 1291.907546][ T10] addrconf_dad_work+0x10b/0xab0 [ 1291.907546][ T10] process_one_work+0x84d/0x18a0 [ 1291.907546][ T10] worker_thread+0x587/0xd30 [ 1291.907546][ T10] kthread+0x28a/0x350 [ 1291.907546][ T10] ret_from_fork+0x31/0x70 [ 1291.907546][ T10] ret_from_fork_asm+0x1a/0x30 [ 1291.907546][ T10] [ 1291.909901][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.909901][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.909901][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.909901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.909901][ T10] ip6_route_add+0x1c/0x140 [ 1291.909901][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1291.909901][ T10] inet6_addr_add+0x4f8/0xa40 [ 1291.909901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.909901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.909901][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.909901][ T10] netlink_unicast+0x449/0x710 [ 1291.909901][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.909901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.909901][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.909901][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.909901][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.909901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.909901][ T10] [ 1291.912071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.912071][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.912071][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.912071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.912071][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1291.912071][ T10] ipv6_add_addr+0x411/0x2000 [ 1291.912071][ T10] inet6_addr_add+0x30e/0xa40 [ 1291.912071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.912071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.912071][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.912071][ T10] netlink_unicast+0x449/0x710 [ 1291.912071][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.912071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.912071][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.912071][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.912071][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.912071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.912071][ T10] [ 1291.914255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.914255][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.914255][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.914255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.914255][ T10] ip6_route_add+0x1c/0x140 [ 1291.914255][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1291.914255][ T10] addrconf_add_dev+0xe2/0x170 [ 1291.914255][ T10] inet6_addr_add+0x12f/0xa40 [ 1291.914255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.914255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.914255][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.914255][ T10] netlink_unicast+0x449/0x710 [ 1291.914255][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.914255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.914255][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.914255][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.914255][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.914255][ T10] [ 1291.916405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.916405][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1291.916405][ T10] ipv6_find_idev+0x102/0x170 [ 1291.916405][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.916405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.916405][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.916405][ T10] netlink_unicast+0x449/0x710 [ 1291.916405][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.916405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.916405][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.916405][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.916405][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.916405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.916405][ T10] [ 1291.918073][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1291.918073][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1291.918073][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1291.918073][ T10] ipv6_find_idev+0x102/0x170 [ 1291.918073][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.918073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.918073][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.918073][ T10] netlink_unicast+0x449/0x710 [ 1291.918073][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.918073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.918073][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.918073][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.918073][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.918073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.918073][ T10] [ 1291.919952][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1291.920290][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1291.920290][ T10] dst_init+0x84/0x4a0 [ 1291.920290][ T10] dst_alloc+0x97/0x150 [ 1291.920290][ T10] ip6_dst_alloc+0x23/0x90 [ 1291.920290][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1291.920290][ T10] ip6_pol_route+0x56f/0x840 [ 1291.920290][ T10] fib6_rule_lookup+0x456/0x630 [ 1291.920290][ T10] ip6_route_input+0x59c/0xa50 [ 1291.920290][ T10] ipv6_rcv+0x397/0x810 [ 1291.920290][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1291.920290][ T10] process_backlog+0x101/0x620 [ 1291.920290][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1291.920290][ T10] net_rx_action+0x495/0xbe0 [ 1291.920290][ T10] __do_softirq+0x1b5/0x7f6 [ 1291.920290][ T10] [ 1291.922115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.922115][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1291.922115][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1291.922115][ T10] fib6_nh_init+0xa22/0x1580 [ 1291.922115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.922115][ T10] ip6_route_add+0x1c/0x140 [ 1291.922115][ T10] inet6_rtm_newroute+0x104/0x110 [ 1291.922115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.922115][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.922115][ T10] netlink_unicast+0x449/0x710 [ 1291.922115][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.922115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.922115][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.922115][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.922115][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.922115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.922115][ T10] [ 1291.924044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.924044][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.924044][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.924044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.924044][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1291.924044][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1291.924044][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1291.924044][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1291.924044][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1291.924044][ T10] addrconf_dad_begin+0x310/0x670 [ 1291.924044][ T10] addrconf_dad_work+0x10b/0xab0 [ 1291.924044][ T10] process_one_work+0x84d/0x18a0 [ 1291.924044][ T10] worker_thread+0x587/0xd30 [ 1291.924044][ T10] kthread+0x28a/0x350 [ 1291.924044][ T10] ret_from_fork+0x31/0x70 [ 1291.924044][ T10] ret_from_fork_asm+0x1a/0x30 [ 1291.924044][ T10] [ 1291.926117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.926117][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.926117][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.926117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.926117][ T10] ip6_route_add+0x1c/0x140 [ 1291.926117][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1291.926117][ T10] inet6_addr_add+0x4f8/0xa40 [ 1291.926117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.926117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.926117][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.926117][ T10] netlink_unicast+0x449/0x710 [ 1291.926117][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.926117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.926117][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.926117][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.926117][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.926117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.926117][ T10] [ 1291.928376][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.928376][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.928376][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.928376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.928376][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1291.928376][ T10] ipv6_add_addr+0x411/0x2000 [ 1291.928376][ T10] inet6_addr_add+0x30e/0xa40 [ 1291.928376][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.928376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.928376][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.928376][ T10] netlink_unicast+0x449/0x710 [ 1291.928376][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.928376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.928376][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.928376][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.928376][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.928376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.928376][ T10] [ 1291.930689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.930689][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.930689][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.930689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.930689][ T10] ip6_route_add+0x1c/0x140 [ 1291.930689][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1291.930689][ T10] addrconf_add_dev+0xe2/0x170 [ 1291.930689][ T10] inet6_addr_add+0x12f/0xa40 [ 1291.930689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.930689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.930689][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.930689][ T10] netlink_unicast+0x449/0x710 [ 1291.930689][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.930689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.930689][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.930689][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.930689][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.930689][ T10] [ 1291.933033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.933033][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1291.933033][ T10] ipv6_find_idev+0x102/0x170 [ 1291.933033][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.933033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.933033][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.933033][ T10] netlink_unicast+0x449/0x710 [ 1291.933033][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.933033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.933033][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.933033][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.933033][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.933033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.933033][ T10] [ 1291.934779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1291.934779][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1291.934779][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1291.934779][ T10] ipv6_find_idev+0x102/0x170 [ 1291.934779][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.934779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.934779][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.934779][ T10] netlink_unicast+0x449/0x710 [ 1291.934779][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.934779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.934779][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.934779][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.934779][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.934779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.934779][ T10] [ 1291.936779][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1291.937044][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1291.937044][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.937044][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.937044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.937044][ T10] ip6_route_add+0x1c/0x140 [ 1291.937044][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1291.937044][ T10] inet6_addr_add+0x4f8/0xa40 [ 1291.937044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.937044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.937044][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.937044][ T10] netlink_unicast+0x449/0x710 [ 1291.937044][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.937044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.937044][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.937044][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.937044][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.937044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.937044][ T10] [ 1291.939534][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1291.939534][ T10] netdev_get_by_index+0x5e/0x80 [ 1291.939534][ T10] fib6_nh_init+0x3d8/0x1580 [ 1291.939534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1291.939534][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1291.939534][ T10] ipv6_add_addr+0x411/0x2000 [ 1291.939534][ T10] inet6_addr_add+0x30e/0xa40 [ 1291.939534][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1291.939534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.939534][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.939534][ T10] netlink_unicast+0x449/0x710 [ 1291.939534][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.939534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.939534][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.939534][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.939534][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.939534][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.939534][ T10] [ 1291.941850][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1291.941850][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1291.941850][ T10] ipv6_find_idev+0x102/0x170 [ 1291.941850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.941850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.941850][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.941850][ T10] netlink_unicast+0x449/0x710 [ 1291.941850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.941850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.941850][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.941850][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.941850][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.941850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.941850][ T10] [ 1291.943571][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1291.943571][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1291.943571][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1291.943571][ T10] ipv6_find_idev+0x102/0x170 [ 1291.943571][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1291.943571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1291.943571][ T10] netlink_rcv_skb+0x130/0x360 [ 1291.943571][ T10] netlink_unicast+0x449/0x710 [ 1291.943571][ T10] netlink_sendmsg+0x723/0xbe0 [ 1291.943571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1291.943571][ T10] ___sys_sendmsg+0xee/0x170 [ 1291.943571][ T10] __sys_sendmsg+0xcd/0x170 [ 1291.943571][ T10] do_syscall_64+0xc6/0x1e0 [ 1291.943571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1291.943571][ T10] [ 1302.078923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1302.079334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.079334][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1302.079334][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1302.079334][ T10] fib6_nh_init+0xa22/0x1580 [ 1302.079334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.079334][ T10] ip6_route_add+0x1c/0x140 [ 1302.079334][ T10] inet6_rtm_newroute+0x104/0x110 [ 1302.079334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.079334][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.079334][ T10] netlink_unicast+0x449/0x710 [ 1302.079334][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.079334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.079334][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.079334][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.079334][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.079334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.079334][ T10] [ 1302.081517][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.081517][ T10] dst_init+0x84/0x4a0 [ 1302.081517][ T10] dst_alloc+0x97/0x150 [ 1302.081517][ T10] ip6_dst_alloc+0x23/0x90 [ 1302.081517][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1302.081517][ T10] ip6_pol_route+0x56f/0x840 [ 1302.081517][ T10] fib6_rule_lookup+0x456/0x630 [ 1302.081517][ T10] ip6_route_input+0x59c/0xa50 [ 1302.081517][ T10] ipv6_rcv+0x397/0x810 [ 1302.081517][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1302.081517][ T10] process_backlog+0x101/0x620 [ 1302.081517][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1302.081517][ T10] net_rx_action+0x495/0xbe0 [ 1302.081517][ T10] __do_softirq+0x1b5/0x7f6 [ 1302.081517][ T10] [ 1302.083417][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.083417][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.083417][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.083417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.083417][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1302.083417][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1302.083417][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1302.083417][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1302.083417][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1302.083417][ T10] addrconf_dad_begin+0x310/0x670 [ 1302.083417][ T10] addrconf_dad_work+0x10b/0xab0 [ 1302.083417][ T10] process_one_work+0x84d/0x18a0 [ 1302.083417][ T10] worker_thread+0x587/0xd30 [ 1302.083417][ T10] kthread+0x28a/0x350 [ 1302.083417][ T10] ret_from_fork+0x31/0x70 [ 1302.083417][ T10] ret_from_fork_asm+0x1a/0x30 [ 1302.083417][ T10] [ 1302.085639][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.085639][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.085639][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.085639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.085639][ T10] ip6_route_add+0x1c/0x140 [ 1302.085639][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1302.085639][ T10] inet6_addr_add+0x4f8/0xa40 [ 1302.085639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.085639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.085639][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.085639][ T10] netlink_unicast+0x449/0x710 [ 1302.085639][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.085639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.085639][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.085639][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.085639][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.085639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.085639][ T10] [ 1302.087931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.087931][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.087931][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.087931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.087931][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1302.087931][ T10] ipv6_add_addr+0x411/0x2000 [ 1302.087931][ T10] inet6_addr_add+0x30e/0xa40 [ 1302.087931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.087931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.087931][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.087931][ T10] netlink_unicast+0x449/0x710 [ 1302.087931][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.087931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.087931][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.087931][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.087931][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.087931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.087931][ T10] [ 1302.090276][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.090276][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.090276][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.090276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.090276][ T10] ip6_route_add+0x1c/0x140 [ 1302.090276][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1302.090276][ T10] addrconf_add_dev+0xe2/0x170 [ 1302.090276][ T10] inet6_addr_add+0x12f/0xa40 [ 1302.090276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.090276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.090276][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.090276][ T10] netlink_unicast+0x449/0x710 [ 1302.090276][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.090276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.090276][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.090276][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.090276][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.090276][ T10] [ 1302.092370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.092370][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1302.092370][ T10] ipv6_find_idev+0x102/0x170 [ 1302.092370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.092370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.092370][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.092370][ T10] netlink_unicast+0x449/0x710 [ 1302.092370][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.092370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.092370][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.092370][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.092370][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.092370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.092370][ T10] [ 1302.094057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1302.094057][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1302.094057][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1302.094057][ T10] ipv6_find_idev+0x102/0x170 [ 1302.094057][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.094057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.094057][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.094057][ T10] netlink_unicast+0x449/0x710 [ 1302.094057][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.094057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.094057][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.094057][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.094057][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.094057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.094057][ T10] [ 1302.096042][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1302.096339][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1302.096339][ T10] dst_init+0x84/0x4a0 [ 1302.096339][ T10] dst_alloc+0x97/0x150 [ 1302.096339][ T10] ip6_dst_alloc+0x23/0x90 [ 1302.096339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1302.096339][ T10] ip6_pol_route+0x56f/0x840 [ 1302.096339][ T10] fib6_rule_lookup+0x456/0x630 [ 1302.096339][ T10] ip6_route_input+0x59c/0xa50 [ 1302.096339][ T10] ipv6_rcv+0x397/0x810 [ 1302.096339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1302.096339][ T10] process_backlog+0x101/0x620 [ 1302.096339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1302.096339][ T10] net_rx_action+0x495/0xbe0 [ 1302.096339][ T10] __do_softirq+0x1b5/0x7f6 [ 1302.096339][ T10] [ 1302.098254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.098254][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1302.098254][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1302.098254][ T10] fib6_nh_init+0xa22/0x1580 [ 1302.098254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.098254][ T10] ip6_route_add+0x1c/0x140 [ 1302.098254][ T10] inet6_rtm_newroute+0x104/0x110 [ 1302.098254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.098254][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.098254][ T10] netlink_unicast+0x449/0x710 [ 1302.098254][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.098254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.098254][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.098254][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.098254][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.098254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.098254][ T10] [ 1302.100650][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.100650][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.100650][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.100650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.100650][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1302.100650][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1302.100650][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1302.100650][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1302.100650][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1302.100650][ T10] addrconf_dad_begin+0x310/0x670 [ 1302.100650][ T10] addrconf_dad_work+0x10b/0xab0 [ 1302.100650][ T10] process_one_work+0x84d/0x18a0 [ 1302.100650][ T10] worker_thread+0x587/0xd30 [ 1302.100650][ T10] kthread+0x28a/0x350 [ 1302.100650][ T10] ret_from_fork+0x31/0x70 [ 1302.100650][ T10] ret_from_fork_asm+0x1a/0x30 [ 1302.100650][ T10] [ 1302.103071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.103071][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.103071][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.103071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.103071][ T10] ip6_route_add+0x1c/0x140 [ 1302.103071][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1302.103071][ T10] inet6_addr_add+0x4f8/0xa40 [ 1302.103071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.103071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.103071][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.103071][ T10] netlink_unicast+0x449/0x710 [ 1302.103071][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.103071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.103071][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.103071][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.103071][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.103071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.103071][ T10] [ 1302.105386][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.105386][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.105386][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.105386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.105386][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1302.105386][ T10] ipv6_add_addr+0x411/0x2000 [ 1302.105386][ T10] inet6_addr_add+0x30e/0xa40 [ 1302.105386][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.105386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.105386][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.105386][ T10] netlink_unicast+0x449/0x710 [ 1302.105386][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.105386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.105386][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.105386][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.105386][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.105386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.105386][ T10] [ 1302.107878][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.107878][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.107878][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.107878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.107878][ T10] ip6_route_add+0x1c/0x140 [ 1302.107878][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1302.107878][ T10] addrconf_add_dev+0xe2/0x170 [ 1302.107878][ T10] inet6_addr_add+0x12f/0xa40 [ 1302.107878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.107878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.107878][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.107878][ T10] netlink_unicast+0x449/0x710 [ 1302.107878][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.107878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.107878][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.107878][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.107878][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.107878][ T10] [ 1302.110297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.110297][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1302.110297][ T10] ipv6_find_idev+0x102/0x170 [ 1302.110297][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.110297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.110297][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.110297][ T10] netlink_unicast+0x449/0x710 [ 1302.110297][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.110297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.110297][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.110297][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.110297][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.110297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.110297][ T10] [ 1302.112230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1302.112230][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1302.112230][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1302.112230][ T10] ipv6_find_idev+0x102/0x170 [ 1302.112230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.112230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.112230][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.112230][ T10] netlink_unicast+0x449/0x710 [ 1302.112230][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.112230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.112230][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.112230][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.112230][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.112230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.112230][ T10] [ 1302.114260][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1302.114533][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1302.114533][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.114533][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.114533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.114533][ T10] ip6_route_add+0x1c/0x140 [ 1302.114533][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1302.114533][ T10] inet6_addr_add+0x4f8/0xa40 [ 1302.114533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.114533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.114533][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.114533][ T10] netlink_unicast+0x449/0x710 [ 1302.114533][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.114533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.114533][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.114533][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.114533][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.114533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.114533][ T10] [ 1302.116910][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1302.116910][ T10] netdev_get_by_index+0x5e/0x80 [ 1302.116910][ T10] fib6_nh_init+0x3d8/0x1580 [ 1302.116910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1302.116910][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1302.116910][ T10] ipv6_add_addr+0x411/0x2000 [ 1302.116910][ T10] inet6_addr_add+0x30e/0xa40 [ 1302.116910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1302.116910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.116910][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.116910][ T10] netlink_unicast+0x449/0x710 [ 1302.116910][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.116910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.116910][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.116910][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.116910][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.116910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.116910][ T10] [ 1302.119527][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1302.119527][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1302.119527][ T10] ipv6_find_idev+0x102/0x170 [ 1302.119527][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.119527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.119527][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.119527][ T10] netlink_unicast+0x449/0x710 [ 1302.119527][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.119527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.119527][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.119527][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.119527][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.119527][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.119527][ T10] [ 1302.121419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1302.121419][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1302.121419][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1302.121419][ T10] ipv6_find_idev+0x102/0x170 [ 1302.121419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1302.121419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1302.121419][ T10] netlink_rcv_skb+0x130/0x360 [ 1302.121419][ T10] netlink_unicast+0x449/0x710 [ 1302.121419][ T10] netlink_sendmsg+0x723/0xbe0 [ 1302.121419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1302.121419][ T10] ___sys_sendmsg+0xee/0x170 [ 1302.121419][ T10] __sys_sendmsg+0xcd/0x170 [ 1302.121419][ T10] do_syscall_64+0xc6/0x1e0 [ 1302.121419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1302.121419][ T10] [ 1312.255827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1312.256172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.256172][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1312.256172][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1312.256172][ T10] fib6_nh_init+0xa22/0x1580 [ 1312.256172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.256172][ T10] ip6_route_add+0x1c/0x140 [ 1312.256172][ T10] inet6_rtm_newroute+0x104/0x110 [ 1312.256172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.256172][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.256172][ T10] netlink_unicast+0x449/0x710 [ 1312.256172][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.256172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.256172][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.256172][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.256172][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.256172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.256172][ T10] [ 1312.258159][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.258159][ T10] dst_init+0x84/0x4a0 [ 1312.258159][ T10] dst_alloc+0x97/0x150 [ 1312.258159][ T10] ip6_dst_alloc+0x23/0x90 [ 1312.258159][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1312.258159][ T10] ip6_pol_route+0x56f/0x840 [ 1312.258159][ T10] fib6_rule_lookup+0x456/0x630 [ 1312.258159][ T10] ip6_route_input+0x59c/0xa50 [ 1312.258159][ T10] ipv6_rcv+0x397/0x810 [ 1312.258159][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1312.258159][ T10] process_backlog+0x101/0x620 [ 1312.258159][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1312.258159][ T10] net_rx_action+0x495/0xbe0 [ 1312.258159][ T10] __do_softirq+0x1b5/0x7f6 [ 1312.258159][ T10] [ 1312.259909][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.259909][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.259909][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.259909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.259909][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1312.259909][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1312.259909][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1312.259909][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1312.259909][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1312.259909][ T10] addrconf_dad_begin+0x310/0x670 [ 1312.259909][ T10] addrconf_dad_work+0x10b/0xab0 [ 1312.259909][ T10] process_one_work+0x84d/0x18a0 [ 1312.259909][ T10] worker_thread+0x587/0xd30 [ 1312.259909][ T10] kthread+0x28a/0x350 [ 1312.259909][ T10] ret_from_fork+0x31/0x70 [ 1312.259909][ T10] ret_from_fork_asm+0x1a/0x30 [ 1312.259909][ T10] [ 1312.261910][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.261910][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.261910][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.261910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.261910][ T10] ip6_route_add+0x1c/0x140 [ 1312.261910][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1312.261910][ T10] inet6_addr_add+0x4f8/0xa40 [ 1312.261910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.261910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.261910][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.261910][ T10] netlink_unicast+0x449/0x710 [ 1312.261910][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.261910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.261910][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.261910][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.261910][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.261910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.261910][ T10] [ 1312.263990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.263990][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.263990][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.263990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.263990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1312.263990][ T10] ipv6_add_addr+0x411/0x2000 [ 1312.263990][ T10] inet6_addr_add+0x30e/0xa40 [ 1312.263990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.263990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.263990][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.263990][ T10] netlink_unicast+0x449/0x710 [ 1312.263990][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.263990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.263990][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.263990][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.263990][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.263990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.263990][ T10] [ 1312.266123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.266123][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.266123][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.266123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.266123][ T10] ip6_route_add+0x1c/0x140 [ 1312.266123][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1312.266123][ T10] addrconf_add_dev+0xe2/0x170 [ 1312.266123][ T10] inet6_addr_add+0x12f/0xa40 [ 1312.266123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.266123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.266123][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.266123][ T10] netlink_unicast+0x449/0x710 [ 1312.266123][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.266123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.266123][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.266123][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.266123][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.266123][ T10] [ 1312.268187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.268187][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1312.268187][ T10] ipv6_find_idev+0x102/0x170 [ 1312.268187][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.268187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.268187][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.268187][ T10] netlink_unicast+0x449/0x710 [ 1312.268187][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.268187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.268187][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.268187][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.268187][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.268187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.268187][ T10] [ 1312.269823][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1312.269823][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1312.269823][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1312.269823][ T10] ipv6_find_idev+0x102/0x170 [ 1312.269823][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.269823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.269823][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.269823][ T10] netlink_unicast+0x449/0x710 [ 1312.269823][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.269823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.269823][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.269823][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.269823][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.269823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.269823][ T10] [ 1312.272038][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1312.272324][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1312.272324][ T10] dst_init+0x84/0x4a0 [ 1312.272324][ T10] dst_alloc+0x97/0x150 [ 1312.272324][ T10] ip6_dst_alloc+0x23/0x90 [ 1312.272324][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1312.272324][ T10] ip6_pol_route+0x56f/0x840 [ 1312.272324][ T10] fib6_rule_lookup+0x456/0x630 [ 1312.272324][ T10] ip6_route_input+0x59c/0xa50 [ 1312.272324][ T10] ipv6_rcv+0x397/0x810 [ 1312.272324][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1312.272324][ T10] process_backlog+0x101/0x620 [ 1312.272324][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1312.272324][ T10] net_rx_action+0x495/0xbe0 [ 1312.272324][ T10] __do_softirq+0x1b5/0x7f6 [ 1312.272324][ T10] [ 1312.274017][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.274017][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1312.274017][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1312.274017][ T10] fib6_nh_init+0xa22/0x1580 [ 1312.274017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.274017][ T10] ip6_route_add+0x1c/0x140 [ 1312.274017][ T10] inet6_rtm_newroute+0x104/0x110 [ 1312.274017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.274017][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.274017][ T10] netlink_unicast+0x449/0x710 [ 1312.274017][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.274017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.274017][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.274017][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.274017][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.274017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.274017][ T10] [ 1312.275976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.275976][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.275976][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.275976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.275976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1312.275976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1312.275976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1312.275976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1312.275976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1312.275976][ T10] addrconf_dad_begin+0x310/0x670 [ 1312.275976][ T10] addrconf_dad_work+0x10b/0xab0 [ 1312.275976][ T10] process_one_work+0x84d/0x18a0 [ 1312.275976][ T10] worker_thread+0x587/0xd30 [ 1312.275976][ T10] kthread+0x28a/0x350 [ 1312.275976][ T10] ret_from_fork+0x31/0x70 [ 1312.275976][ T10] ret_from_fork_asm+0x1a/0x30 [ 1312.275976][ T10] [ 1312.277984][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.277984][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.277984][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.277984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.277984][ T10] ip6_route_add+0x1c/0x140 [ 1312.277984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1312.277984][ T10] inet6_addr_add+0x4f8/0xa40 [ 1312.277984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.277984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.277984][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.277984][ T10] netlink_unicast+0x449/0x710 [ 1312.277984][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.277984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.277984][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.277984][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.277984][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.277984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.277984][ T10] [ 1312.280065][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.280065][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.280065][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.280065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.280065][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1312.280065][ T10] ipv6_add_addr+0x411/0x2000 [ 1312.280065][ T10] inet6_addr_add+0x30e/0xa40 [ 1312.280065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.280065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.280065][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.280065][ T10] netlink_unicast+0x449/0x710 [ 1312.280065][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.280065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.280065][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.280065][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.280065][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.280065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.280065][ T10] [ 1312.282141][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.282141][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.282141][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.282141][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.282141][ T10] ip6_route_add+0x1c/0x140 [ 1312.282141][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1312.282141][ T10] addrconf_add_dev+0xe2/0x170 [ 1312.282141][ T10] inet6_addr_add+0x12f/0xa40 [ 1312.282141][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.282141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.282141][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.282141][ T10] netlink_unicast+0x449/0x710 [ 1312.282141][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.282141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.282141][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.282141][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.282141][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.282141][ T10] [ 1312.284177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.284177][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1312.284177][ T10] ipv6_find_idev+0x102/0x170 [ 1312.284177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.284177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.284177][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.284177][ T10] netlink_unicast+0x449/0x710 [ 1312.284177][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.284177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.284177][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.284177][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.284177][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.284177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.284177][ T10] [ 1312.285781][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1312.285781][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1312.285781][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1312.285781][ T10] ipv6_find_idev+0x102/0x170 [ 1312.285781][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.285781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.285781][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.285781][ T10] netlink_unicast+0x449/0x710 [ 1312.285781][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.285781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.285781][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.285781][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.285781][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.285781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.285781][ T10] [ 1312.287542][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1312.287788][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1312.287788][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.287788][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.287788][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.287788][ T10] ip6_route_add+0x1c/0x140 [ 1312.287788][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1312.287788][ T10] inet6_addr_add+0x4f8/0xa40 [ 1312.287788][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.287788][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.287788][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.287788][ T10] netlink_unicast+0x449/0x710 [ 1312.287788][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.287788][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.287788][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.287788][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.287788][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.287788][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.287788][ T10] [ 1312.289888][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1312.289888][ T10] netdev_get_by_index+0x5e/0x80 [ 1312.289888][ T10] fib6_nh_init+0x3d8/0x1580 [ 1312.289888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1312.289888][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1312.289888][ T10] ipv6_add_addr+0x411/0x2000 [ 1312.289888][ T10] inet6_addr_add+0x30e/0xa40 [ 1312.289888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1312.289888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.289888][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.289888][ T10] netlink_unicast+0x449/0x710 [ 1312.289888][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.289888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.289888][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.289888][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.289888][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.289888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.289888][ T10] [ 1312.291980][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1312.291980][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1312.291980][ T10] ipv6_find_idev+0x102/0x170 [ 1312.291980][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.291980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.291980][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.291980][ T10] netlink_unicast+0x449/0x710 [ 1312.291980][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.291980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.291980][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.291980][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.291980][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.291980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.291980][ T10] [ 1312.293537][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1312.293537][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1312.293537][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1312.293537][ T10] ipv6_find_idev+0x102/0x170 [ 1312.293537][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1312.293537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1312.293537][ T10] netlink_rcv_skb+0x130/0x360 [ 1312.293537][ T10] netlink_unicast+0x449/0x710 [ 1312.293537][ T10] netlink_sendmsg+0x723/0xbe0 [ 1312.293537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1312.293537][ T10] ___sys_sendmsg+0xee/0x170 [ 1312.293537][ T10] __sys_sendmsg+0xcd/0x170 [ 1312.293537][ T10] do_syscall_64+0xc6/0x1e0 [ 1312.293537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1312.293537][ T10] [ 1322.518833][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1322.519198][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.519198][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1322.519198][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1322.519198][ T10] fib6_nh_init+0xa22/0x1580 [ 1322.519198][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.519198][ T10] ip6_route_add+0x1c/0x140 [ 1322.519198][ T10] inet6_rtm_newroute+0x104/0x110 [ 1322.519198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.519198][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.519198][ T10] netlink_unicast+0x449/0x710 [ 1322.519198][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.519198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.519198][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.519198][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.519198][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.519198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.519198][ T10] [ 1322.521330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.521330][ T10] dst_init+0x84/0x4a0 [ 1322.521330][ T10] dst_alloc+0x97/0x150 [ 1322.521330][ T10] ip6_dst_alloc+0x23/0x90 [ 1322.521330][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1322.521330][ T10] ip6_pol_route+0x56f/0x840 [ 1322.521330][ T10] fib6_rule_lookup+0x456/0x630 [ 1322.521330][ T10] ip6_route_input+0x59c/0xa50 [ 1322.521330][ T10] ipv6_rcv+0x397/0x810 [ 1322.521330][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1322.521330][ T10] process_backlog+0x101/0x620 [ 1322.521330][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1322.521330][ T10] net_rx_action+0x495/0xbe0 [ 1322.521330][ T10] __do_softirq+0x1b5/0x7f6 [ 1322.521330][ T10] [ 1322.523061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.523061][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.523061][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.523061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.523061][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1322.523061][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1322.523061][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1322.523061][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1322.523061][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1322.523061][ T10] addrconf_dad_begin+0x310/0x670 [ 1322.523061][ T10] addrconf_dad_work+0x10b/0xab0 [ 1322.523061][ T10] process_one_work+0x84d/0x18a0 [ 1322.523061][ T10] worker_thread+0x587/0xd30 [ 1322.523061][ T10] kthread+0x28a/0x350 [ 1322.523061][ T10] ret_from_fork+0x31/0x70 [ 1322.523061][ T10] ret_from_fork_asm+0x1a/0x30 [ 1322.523061][ T10] [ 1322.525099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.525099][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.525099][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.525099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.525099][ T10] ip6_route_add+0x1c/0x140 [ 1322.525099][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1322.525099][ T10] inet6_addr_add+0x4f8/0xa40 [ 1322.525099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.525099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.525099][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.525099][ T10] netlink_unicast+0x449/0x710 [ 1322.525099][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.525099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.525099][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.525099][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.525099][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.525099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.525099][ T10] [ 1322.527251][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.527251][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.527251][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.527251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.527251][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1322.527251][ T10] ipv6_add_addr+0x411/0x2000 [ 1322.527251][ T10] inet6_addr_add+0x30e/0xa40 [ 1322.527251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.527251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.527251][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.527251][ T10] netlink_unicast+0x449/0x710 [ 1322.527251][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.527251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.527251][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.527251][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.527251][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.527251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.527251][ T10] [ 1322.529380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.529380][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.529380][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.529380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.529380][ T10] ip6_route_add+0x1c/0x140 [ 1322.529380][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1322.529380][ T10] addrconf_add_dev+0xe2/0x170 [ 1322.529380][ T10] inet6_addr_add+0x12f/0xa40 [ 1322.529380][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.529380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.529380][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.529380][ T10] netlink_unicast+0x449/0x710 [ 1322.529380][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.529380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.529380][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.529380][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.529380][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.529380][ T10] [ 1322.531505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.531505][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1322.531505][ T10] ipv6_find_idev+0x102/0x170 [ 1322.531505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.531505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.531505][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.531505][ T10] netlink_unicast+0x449/0x710 [ 1322.531505][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.531505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.531505][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.531505][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.531505][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.531505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.531505][ T10] [ 1322.533315][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1322.533315][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1322.533315][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1322.533315][ T10] ipv6_find_idev+0x102/0x170 [ 1322.533315][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.533315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.533315][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.533315][ T10] netlink_unicast+0x449/0x710 [ 1322.533315][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.533315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.533315][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.533315][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.533315][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.533315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.533315][ T10] [ 1322.535236][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1322.535575][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1322.535575][ T10] dst_init+0x84/0x4a0 [ 1322.535575][ T10] dst_alloc+0x97/0x150 [ 1322.535575][ T10] ip6_dst_alloc+0x23/0x90 [ 1322.535575][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1322.535575][ T10] ip6_pol_route+0x56f/0x840 [ 1322.535575][ T10] fib6_rule_lookup+0x456/0x630 [ 1322.535575][ T10] ip6_route_input+0x59c/0xa50 [ 1322.535575][ T10] ipv6_rcv+0x397/0x810 [ 1322.535575][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1322.535575][ T10] process_backlog+0x101/0x620 [ 1322.535575][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1322.535575][ T10] net_rx_action+0x495/0xbe0 [ 1322.535575][ T10] __do_softirq+0x1b5/0x7f6 [ 1322.535575][ T10] [ 1322.537552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.537552][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1322.537552][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1322.537552][ T10] fib6_nh_init+0xa22/0x1580 [ 1322.537552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.537552][ T10] ip6_route_add+0x1c/0x140 [ 1322.537552][ T10] inet6_rtm_newroute+0x104/0x110 [ 1322.537552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.537552][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.537552][ T10] netlink_unicast+0x449/0x710 [ 1322.537552][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.537552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.537552][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.537552][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.537552][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.537552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.537552][ T10] [ 1322.539753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.539753][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.539753][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.539753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.539753][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1322.539753][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1322.539753][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1322.539753][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1322.539753][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1322.539753][ T10] addrconf_dad_begin+0x310/0x670 [ 1322.539753][ T10] addrconf_dad_work+0x10b/0xab0 [ 1322.539753][ T10] process_one_work+0x84d/0x18a0 [ 1322.539753][ T10] worker_thread+0x587/0xd30 [ 1322.539753][ T10] kthread+0x28a/0x350 [ 1322.539753][ T10] ret_from_fork+0x31/0x70 [ 1322.539753][ T10] ret_from_fork_asm+0x1a/0x30 [ 1322.539753][ T10] [ 1322.541978][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.541978][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.541978][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.541978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.541978][ T10] ip6_route_add+0x1c/0x140 [ 1322.541978][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1322.541978][ T10] inet6_addr_add+0x4f8/0xa40 [ 1322.541978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.541978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.541978][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.541978][ T10] netlink_unicast+0x449/0x710 [ 1322.541978][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.541978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.541978][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.541978][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.541978][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.541978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.541978][ T10] [ 1322.544360][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.544360][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.544360][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.544360][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.544360][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1322.544360][ T10] ipv6_add_addr+0x411/0x2000 [ 1322.544360][ T10] inet6_addr_add+0x30e/0xa40 [ 1322.544360][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.544360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.544360][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.544360][ T10] netlink_unicast+0x449/0x710 [ 1322.544360][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.544360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.544360][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.544360][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.544360][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.544360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.544360][ T10] [ 1322.546716][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.546716][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.546716][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.546716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.546716][ T10] ip6_route_add+0x1c/0x140 [ 1322.546716][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1322.546716][ T10] addrconf_add_dev+0xe2/0x170 [ 1322.546716][ T10] inet6_addr_add+0x12f/0xa40 [ 1322.546716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.546716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.546716][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.546716][ T10] netlink_unicast+0x449/0x710 [ 1322.546716][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.546716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.546716][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.546716][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.546716][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.546716][ T10] [ 1322.549019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.549019][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1322.549019][ T10] ipv6_find_idev+0x102/0x170 [ 1322.549019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.549019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.549019][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.549019][ T10] netlink_unicast+0x449/0x710 [ 1322.549019][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.549019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.549019][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.549019][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.549019][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.549019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.549019][ T10] [ 1322.550911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1322.550911][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1322.550911][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1322.550911][ T10] ipv6_find_idev+0x102/0x170 [ 1322.550911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.550911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.550911][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.550911][ T10] netlink_unicast+0x449/0x710 [ 1322.550911][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.550911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.550911][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.550911][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.550911][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.550911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.550911][ T10] [ 1322.552889][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1322.553154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1322.553154][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.553154][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.553154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.553154][ T10] ip6_route_add+0x1c/0x140 [ 1322.553154][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1322.553154][ T10] inet6_addr_add+0x4f8/0xa40 [ 1322.553154][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.553154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.553154][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.553154][ T10] netlink_unicast+0x449/0x710 [ 1322.553154][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.553154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.553154][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.553154][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.553154][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.553154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.553154][ T10] [ 1322.555408][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1322.555408][ T10] netdev_get_by_index+0x5e/0x80 [ 1322.555408][ T10] fib6_nh_init+0x3d8/0x1580 [ 1322.555408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1322.555408][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1322.555408][ T10] ipv6_add_addr+0x411/0x2000 [ 1322.555408][ T10] inet6_addr_add+0x30e/0xa40 [ 1322.555408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1322.555408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.555408][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.555408][ T10] netlink_unicast+0x449/0x710 [ 1322.555408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.555408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.555408][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.555408][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.555408][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.555408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.555408][ T10] [ 1322.557862][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1322.557862][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1322.557862][ T10] ipv6_find_idev+0x102/0x170 [ 1322.557862][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.557862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.557862][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.557862][ T10] netlink_unicast+0x449/0x710 [ 1322.557862][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.557862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.557862][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.557862][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.557862][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.557862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.557862][ T10] [ 1322.559721][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1322.559721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1322.559721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1322.559721][ T10] ipv6_find_idev+0x102/0x170 [ 1322.559721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1322.559721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1322.559721][ T10] netlink_rcv_skb+0x130/0x360 [ 1322.559721][ T10] netlink_unicast+0x449/0x710 [ 1322.559721][ T10] netlink_sendmsg+0x723/0xbe0 [ 1322.559721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1322.559721][ T10] ___sys_sendmsg+0xee/0x170 [ 1322.559721][ T10] __sys_sendmsg+0xcd/0x170 [ 1322.559721][ T10] do_syscall_64+0xc6/0x1e0 [ 1322.559721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1322.559721][ T10] [ 1332.695829][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1332.696273][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.696273][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1332.696273][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1332.696273][ T10] fib6_nh_init+0xa22/0x1580 [ 1332.696273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.696273][ T10] ip6_route_add+0x1c/0x140 [ 1332.696273][ T10] inet6_rtm_newroute+0x104/0x110 [ 1332.696273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.696273][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.696273][ T10] netlink_unicast+0x449/0x710 [ 1332.696273][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.696273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.696273][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.696273][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.696273][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.696273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.696273][ T10] [ 1332.698292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.698292][ T10] dst_init+0x84/0x4a0 [ 1332.698292][ T10] dst_alloc+0x97/0x150 [ 1332.698292][ T10] ip6_dst_alloc+0x23/0x90 [ 1332.698292][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1332.698292][ T10] ip6_pol_route+0x56f/0x840 [ 1332.698292][ T10] fib6_rule_lookup+0x456/0x630 [ 1332.698292][ T10] ip6_route_input+0x59c/0xa50 [ 1332.698292][ T10] ipv6_rcv+0x397/0x810 [ 1332.698292][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1332.698292][ T10] process_backlog+0x101/0x620 [ 1332.698292][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1332.698292][ T10] net_rx_action+0x495/0xbe0 [ 1332.698292][ T10] __do_softirq+0x1b5/0x7f6 [ 1332.698292][ T10] [ 1332.699989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.699989][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.699989][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.699989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.699989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1332.699989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1332.699989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1332.699989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1332.699989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1332.699989][ T10] addrconf_dad_begin+0x310/0x670 [ 1332.699989][ T10] addrconf_dad_work+0x10b/0xab0 [ 1332.699989][ T10] process_one_work+0x84d/0x18a0 [ 1332.699989][ T10] worker_thread+0x587/0xd30 [ 1332.699989][ T10] kthread+0x28a/0x350 [ 1332.699989][ T10] ret_from_fork+0x31/0x70 [ 1332.699989][ T10] ret_from_fork_asm+0x1a/0x30 [ 1332.699989][ T10] [ 1332.702080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.702080][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.702080][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.702080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.702080][ T10] ip6_route_add+0x1c/0x140 [ 1332.702080][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1332.702080][ T10] inet6_addr_add+0x4f8/0xa40 [ 1332.702080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.702080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.702080][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.702080][ T10] netlink_unicast+0x449/0x710 [ 1332.702080][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.702080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.702080][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.702080][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.702080][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.702080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.702080][ T10] [ 1332.704361][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.704361][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.704361][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.704361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.704361][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1332.704361][ T10] ipv6_add_addr+0x411/0x2000 [ 1332.704361][ T10] inet6_addr_add+0x30e/0xa40 [ 1332.704361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.704361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.704361][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.704361][ T10] netlink_unicast+0x449/0x710 [ 1332.704361][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.704361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.704361][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.704361][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.704361][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.704361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.704361][ T10] [ 1332.706646][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.706646][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.706646][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.706646][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.706646][ T10] ip6_route_add+0x1c/0x140 [ 1332.706646][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1332.706646][ T10] addrconf_add_dev+0xe2/0x170 [ 1332.706646][ T10] inet6_addr_add+0x12f/0xa40 [ 1332.706646][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.706646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.706646][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.706646][ T10] netlink_unicast+0x449/0x710 [ 1332.706646][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.706646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.706646][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.706646][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.706646][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.706646][ T10] [ 1332.708938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.708938][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1332.708938][ T10] ipv6_find_idev+0x102/0x170 [ 1332.708938][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.708938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.708938][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.708938][ T10] netlink_unicast+0x449/0x710 [ 1332.708938][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.708938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.708938][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.708938][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.708938][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.708938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.708938][ T10] [ 1332.710697][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1332.710697][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1332.710697][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1332.710697][ T10] ipv6_find_idev+0x102/0x170 [ 1332.710697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.710697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.710697][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.710697][ T10] netlink_unicast+0x449/0x710 [ 1332.710697][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.710697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.710697][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.710697][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.710697][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.710697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.710697][ T10] [ 1332.712603][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1332.713415][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1332.713415][ T10] dst_init+0x84/0x4a0 [ 1332.713415][ T10] dst_alloc+0x97/0x150 [ 1332.713415][ T10] ip6_dst_alloc+0x23/0x90 [ 1332.713415][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1332.713415][ T10] ip6_pol_route+0x56f/0x840 [ 1332.713415][ T10] fib6_rule_lookup+0x456/0x630 [ 1332.713415][ T10] ip6_route_input+0x59c/0xa50 [ 1332.713415][ T10] ipv6_rcv+0x397/0x810 [ 1332.713415][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1332.713415][ T10] process_backlog+0x101/0x620 [ 1332.713415][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1332.713415][ T10] net_rx_action+0x495/0xbe0 [ 1332.713415][ T10] __do_softirq+0x1b5/0x7f6 [ 1332.713415][ T10] [ 1332.715099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.715099][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1332.715099][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1332.715099][ T10] fib6_nh_init+0xa22/0x1580 [ 1332.715099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.715099][ T10] ip6_route_add+0x1c/0x140 [ 1332.715099][ T10] inet6_rtm_newroute+0x104/0x110 [ 1332.715099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.715099][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.715099][ T10] netlink_unicast+0x449/0x710 [ 1332.715099][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.715099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.715099][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.715099][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.715099][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.715099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.715099][ T10] [ 1332.717127][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.717127][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.717127][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.717127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.717127][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1332.717127][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1332.717127][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1332.717127][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1332.717127][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1332.717127][ T10] addrconf_dad_begin+0x310/0x670 [ 1332.717127][ T10] addrconf_dad_work+0x10b/0xab0 [ 1332.717127][ T10] process_one_work+0x84d/0x18a0 [ 1332.717127][ T10] worker_thread+0x587/0xd30 [ 1332.717127][ T10] kthread+0x28a/0x350 [ 1332.717127][ T10] ret_from_fork+0x31/0x70 [ 1332.717127][ T10] ret_from_fork_asm+0x1a/0x30 [ 1332.717127][ T10] [ 1332.719333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.719333][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.719333][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.719333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.719333][ T10] ip6_route_add+0x1c/0x140 [ 1332.719333][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1332.719333][ T10] inet6_addr_add+0x4f8/0xa40 [ 1332.719333][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.719333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.719333][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.719333][ T10] netlink_unicast+0x449/0x710 [ 1332.719333][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.719333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.719333][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.719333][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.719333][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.719333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.719333][ T10] [ 1332.721960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.721960][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.721960][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.721960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.721960][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1332.721960][ T10] ipv6_add_addr+0x411/0x2000 [ 1332.721960][ T10] inet6_addr_add+0x30e/0xa40 [ 1332.721960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.721960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.721960][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.721960][ T10] netlink_unicast+0x449/0x710 [ 1332.721960][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.721960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.721960][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.721960][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.721960][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.721960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.721960][ T10] [ 1332.724305][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.724305][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.724305][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.724305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.724305][ T10] ip6_route_add+0x1c/0x140 [ 1332.724305][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1332.724305][ T10] addrconf_add_dev+0xe2/0x170 [ 1332.724305][ T10] inet6_addr_add+0x12f/0xa40 [ 1332.724305][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.724305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.724305][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.724305][ T10] netlink_unicast+0x449/0x710 [ 1332.724305][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.724305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.724305][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.724305][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.724305][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.724305][ T10] [ 1332.726596][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.726596][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1332.726596][ T10] ipv6_find_idev+0x102/0x170 [ 1332.726596][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.726596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.726596][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.726596][ T10] netlink_unicast+0x449/0x710 [ 1332.726596][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.726596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.726596][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.726596][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.726596][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.726596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.726596][ T10] [ 1332.728445][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1332.728445][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1332.728445][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1332.728445][ T10] ipv6_find_idev+0x102/0x170 [ 1332.728445][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.728445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.728445][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.728445][ T10] netlink_unicast+0x449/0x710 [ 1332.728445][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.728445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.728445][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.728445][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.728445][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.728445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.728445][ T10] [ 1332.730522][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1332.730773][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1332.730773][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.730773][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.730773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.730773][ T10] ip6_route_add+0x1c/0x140 [ 1332.730773][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1332.730773][ T10] inet6_addr_add+0x4f8/0xa40 [ 1332.730773][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.730773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.730773][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.730773][ T10] netlink_unicast+0x449/0x710 [ 1332.730773][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.730773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.730773][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.730773][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.730773][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.730773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.730773][ T10] [ 1332.732962][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1332.732962][ T10] netdev_get_by_index+0x5e/0x80 [ 1332.732962][ T10] fib6_nh_init+0x3d8/0x1580 [ 1332.732962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1332.732962][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1332.732962][ T10] ipv6_add_addr+0x411/0x2000 [ 1332.732962][ T10] inet6_addr_add+0x30e/0xa40 [ 1332.732962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1332.732962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.732962][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.732962][ T10] netlink_unicast+0x449/0x710 [ 1332.732962][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.732962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.732962][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.732962][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.732962][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.732962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.732962][ T10] [ 1332.735191][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1332.735191][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1332.735191][ T10] ipv6_find_idev+0x102/0x170 [ 1332.735191][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.735191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.735191][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.735191][ T10] netlink_unicast+0x449/0x710 [ 1332.735191][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.735191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.735191][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.735191][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.735191][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.735191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.735191][ T10] [ 1332.736959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1332.736959][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1332.736959][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1332.736959][ T10] ipv6_find_idev+0x102/0x170 [ 1332.736959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1332.736959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1332.736959][ T10] netlink_rcv_skb+0x130/0x360 [ 1332.736959][ T10] netlink_unicast+0x449/0x710 [ 1332.736959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1332.736959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1332.736959][ T10] ___sys_sendmsg+0xee/0x170 [ 1332.736959][ T10] __sys_sendmsg+0xcd/0x170 [ 1332.736959][ T10] do_syscall_64+0xc6/0x1e0 [ 1332.736959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1332.736959][ T10] [ 1342.864554][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1342.864914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.864914][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1342.864914][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1342.864914][ T10] fib6_nh_init+0xa22/0x1580 [ 1342.864914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.864914][ T10] ip6_route_add+0x1c/0x140 [ 1342.864914][ T10] inet6_rtm_newroute+0x104/0x110 [ 1342.864914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.864914][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.864914][ T10] netlink_unicast+0x449/0x710 [ 1342.864914][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.864914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.864914][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.864914][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.864914][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.864914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.864914][ T10] [ 1342.867024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.867024][ T10] dst_init+0x84/0x4a0 [ 1342.867024][ T10] dst_alloc+0x97/0x150 [ 1342.867024][ T10] ip6_dst_alloc+0x23/0x90 [ 1342.867024][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1342.867024][ T10] ip6_pol_route+0x56f/0x840 [ 1342.867024][ T10] fib6_rule_lookup+0x456/0x630 [ 1342.867024][ T10] ip6_route_input+0x59c/0xa50 [ 1342.867024][ T10] ipv6_rcv+0x397/0x810 [ 1342.867024][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1342.867024][ T10] process_backlog+0x101/0x620 [ 1342.867024][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1342.867024][ T10] net_rx_action+0x495/0xbe0 [ 1342.867024][ T10] __do_softirq+0x1b5/0x7f6 [ 1342.867024][ T10] [ 1342.868762][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.868762][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.868762][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.868762][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.868762][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1342.868762][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1342.868762][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1342.868762][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1342.868762][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1342.868762][ T10] addrconf_dad_begin+0x310/0x670 [ 1342.868762][ T10] addrconf_dad_work+0x10b/0xab0 [ 1342.868762][ T10] process_one_work+0x84d/0x18a0 [ 1342.868762][ T10] worker_thread+0x587/0xd30 [ 1342.868762][ T10] kthread+0x28a/0x350 [ 1342.868762][ T10] ret_from_fork+0x31/0x70 [ 1342.868762][ T10] ret_from_fork_asm+0x1a/0x30 [ 1342.868762][ T10] [ 1342.870720][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.870720][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.870720][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.870720][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.870720][ T10] ip6_route_add+0x1c/0x140 [ 1342.870720][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1342.870720][ T10] inet6_addr_add+0x4f8/0xa40 [ 1342.870720][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.870720][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.870720][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.870720][ T10] netlink_unicast+0x449/0x710 [ 1342.870720][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.870720][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.870720][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.870720][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.870720][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.870720][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.870720][ T10] [ 1342.872823][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.872823][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.872823][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.872823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.872823][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1342.872823][ T10] ipv6_add_addr+0x411/0x2000 [ 1342.872823][ T10] inet6_addr_add+0x30e/0xa40 [ 1342.872823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.872823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.872823][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.872823][ T10] netlink_unicast+0x449/0x710 [ 1342.872823][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.872823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.872823][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.872823][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.872823][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.872823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.872823][ T10] [ 1342.874912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.874912][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.874912][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.874912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.874912][ T10] ip6_route_add+0x1c/0x140 [ 1342.874912][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1342.874912][ T10] addrconf_add_dev+0xe2/0x170 [ 1342.874912][ T10] inet6_addr_add+0x12f/0xa40 [ 1342.874912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.874912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.874912][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.874912][ T10] netlink_unicast+0x449/0x710 [ 1342.874912][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.874912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.874912][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.874912][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.874912][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.874912][ T10] [ 1342.876919][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.876919][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1342.876919][ T10] ipv6_find_idev+0x102/0x170 [ 1342.876919][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.876919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.876919][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.876919][ T10] netlink_unicast+0x449/0x710 [ 1342.876919][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.876919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.876919][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.876919][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.876919][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.876919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.876919][ T10] [ 1342.878672][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1342.878672][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1342.878672][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1342.878672][ T10] ipv6_find_idev+0x102/0x170 [ 1342.878672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.878672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.878672][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.878672][ T10] netlink_unicast+0x449/0x710 [ 1342.878672][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.878672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.878672][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.878672][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.878672][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.878672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.878672][ T10] [ 1342.880572][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1342.880852][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1342.880852][ T10] dst_init+0x84/0x4a0 [ 1342.880852][ T10] dst_alloc+0x97/0x150 [ 1342.880852][ T10] ip6_dst_alloc+0x23/0x90 [ 1342.880852][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1342.880852][ T10] ip6_pol_route+0x56f/0x840 [ 1342.880852][ T10] fib6_rule_lookup+0x456/0x630 [ 1342.880852][ T10] ip6_route_input+0x59c/0xa50 [ 1342.880852][ T10] ipv6_rcv+0x397/0x810 [ 1342.880852][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1342.880852][ T10] process_backlog+0x101/0x620 [ 1342.880852][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1342.880852][ T10] net_rx_action+0x495/0xbe0 [ 1342.880852][ T10] __do_softirq+0x1b5/0x7f6 [ 1342.880852][ T10] [ 1342.882567][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.882567][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1342.882567][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1342.882567][ T10] fib6_nh_init+0xa22/0x1580 [ 1342.882567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.882567][ T10] ip6_route_add+0x1c/0x140 [ 1342.882567][ T10] inet6_rtm_newroute+0x104/0x110 [ 1342.882567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.882567][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.882567][ T10] netlink_unicast+0x449/0x710 [ 1342.882567][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.882567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.882567][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.882567][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.882567][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.882567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.882567][ T10] [ 1342.884588][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.884588][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.884588][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.884588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.884588][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1342.884588][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1342.884588][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1342.884588][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1342.884588][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1342.884588][ T10] addrconf_dad_begin+0x310/0x670 [ 1342.884588][ T10] addrconf_dad_work+0x10b/0xab0 [ 1342.884588][ T10] process_one_work+0x84d/0x18a0 [ 1342.884588][ T10] worker_thread+0x587/0xd30 [ 1342.884588][ T10] kthread+0x28a/0x350 [ 1342.884588][ T10] ret_from_fork+0x31/0x70 [ 1342.884588][ T10] ret_from_fork_asm+0x1a/0x30 [ 1342.884588][ T10] [ 1342.886800][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.886800][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.886800][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.886800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.886800][ T10] ip6_route_add+0x1c/0x140 [ 1342.886800][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1342.886800][ T10] inet6_addr_add+0x4f8/0xa40 [ 1342.886800][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.886800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.886800][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.886800][ T10] netlink_unicast+0x449/0x710 [ 1342.886800][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.886800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.886800][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.886800][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.886800][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.886800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.886800][ T10] [ 1342.889085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.889085][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.889085][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.889085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.889085][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1342.889085][ T10] ipv6_add_addr+0x411/0x2000 [ 1342.889085][ T10] inet6_addr_add+0x30e/0xa40 [ 1342.889085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.889085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.889085][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.889085][ T10] netlink_unicast+0x449/0x710 [ 1342.889085][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.889085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.889085][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.889085][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.889085][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.889085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.889085][ T10] [ 1342.891264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.891264][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.891264][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.891264][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.891264][ T10] ip6_route_add+0x1c/0x140 [ 1342.891264][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1342.891264][ T10] addrconf_add_dev+0xe2/0x170 [ 1342.891264][ T10] inet6_addr_add+0x12f/0xa40 [ 1342.891264][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.891264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.891264][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.891264][ T10] netlink_unicast+0x449/0x710 [ 1342.891264][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.891264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.891264][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.891264][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.891264][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.891264][ T10] [ 1342.893458][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.893458][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1342.893458][ T10] ipv6_find_idev+0x102/0x170 [ 1342.893458][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.893458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.893458][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.893458][ T10] netlink_unicast+0x449/0x710 [ 1342.893458][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.893458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.893458][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.893458][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.893458][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.893458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.893458][ T10] [ 1342.895147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1342.895147][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1342.895147][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1342.895147][ T10] ipv6_find_idev+0x102/0x170 [ 1342.895147][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.895147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.895147][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.895147][ T10] netlink_unicast+0x449/0x710 [ 1342.895147][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.895147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.895147][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.895147][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.895147][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.895147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.895147][ T10] [ 1342.897159][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1342.897408][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1342.897408][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.897408][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.897408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.897408][ T10] ip6_route_add+0x1c/0x140 [ 1342.897408][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1342.897408][ T10] inet6_addr_add+0x4f8/0xa40 [ 1342.897408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.897408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.897408][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.897408][ T10] netlink_unicast+0x449/0x710 [ 1342.897408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.897408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.897408][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.897408][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.897408][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.897408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.897408][ T10] [ 1342.899609][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1342.899609][ T10] netdev_get_by_index+0x5e/0x80 [ 1342.899609][ T10] fib6_nh_init+0x3d8/0x1580 [ 1342.899609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1342.899609][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1342.899609][ T10] ipv6_add_addr+0x411/0x2000 [ 1342.899609][ T10] inet6_addr_add+0x30e/0xa40 [ 1342.899609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1342.899609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.899609][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.899609][ T10] netlink_unicast+0x449/0x710 [ 1342.899609][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.899609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.899609][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.899609][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.899609][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.899609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.899609][ T10] [ 1342.901853][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1342.901853][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1342.901853][ T10] ipv6_find_idev+0x102/0x170 [ 1342.901853][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.901853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.901853][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.901853][ T10] netlink_unicast+0x449/0x710 [ 1342.901853][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.901853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.901853][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.901853][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.901853][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.901853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.901853][ T10] [ 1342.903816][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1342.903816][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1342.903816][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1342.903816][ T10] ipv6_find_idev+0x102/0x170 [ 1342.903816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1342.903816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1342.903816][ T10] netlink_rcv_skb+0x130/0x360 [ 1342.903816][ T10] netlink_unicast+0x449/0x710 [ 1342.903816][ T10] netlink_sendmsg+0x723/0xbe0 [ 1342.903816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1342.903816][ T10] ___sys_sendmsg+0xee/0x170 [ 1342.903816][ T10] __sys_sendmsg+0xcd/0x170 [ 1342.903816][ T10] do_syscall_64+0xc6/0x1e0 [ 1342.903816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1342.903816][ T10] [ 1353.030860][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1353.031297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.031297][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1353.031297][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1353.031297][ T10] fib6_nh_init+0xa22/0x1580 [ 1353.031297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.031297][ T10] ip6_route_add+0x1c/0x140 [ 1353.031297][ T10] inet6_rtm_newroute+0x104/0x110 [ 1353.031297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.031297][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.031297][ T10] netlink_unicast+0x449/0x710 [ 1353.031297][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.031297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.031297][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.031297][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.031297][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.031297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.031297][ T10] [ 1353.033289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.033289][ T10] dst_init+0x84/0x4a0 [ 1353.033289][ T10] dst_alloc+0x97/0x150 [ 1353.033289][ T10] ip6_dst_alloc+0x23/0x90 [ 1353.033289][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1353.033289][ T10] ip6_pol_route+0x56f/0x840 [ 1353.033289][ T10] fib6_rule_lookup+0x456/0x630 [ 1353.033289][ T10] ip6_route_input+0x59c/0xa50 [ 1353.033289][ T10] ipv6_rcv+0x397/0x810 [ 1353.033289][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1353.033289][ T10] process_backlog+0x101/0x620 [ 1353.033289][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1353.033289][ T10] net_rx_action+0x495/0xbe0 [ 1353.033289][ T10] __do_softirq+0x1b5/0x7f6 [ 1353.033289][ T10] [ 1353.034979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.034979][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.034979][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.034979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.034979][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1353.034979][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1353.034979][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1353.034979][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1353.034979][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1353.034979][ T10] addrconf_dad_begin+0x310/0x670 [ 1353.034979][ T10] addrconf_dad_work+0x10b/0xab0 [ 1353.034979][ T10] process_one_work+0x84d/0x18a0 [ 1353.034979][ T10] worker_thread+0x587/0xd30 [ 1353.034979][ T10] kthread+0x28a/0x350 [ 1353.034979][ T10] ret_from_fork+0x31/0x70 [ 1353.034979][ T10] ret_from_fork_asm+0x1a/0x30 [ 1353.034979][ T10] [ 1353.036988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.036988][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.036988][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.036988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.036988][ T10] ip6_route_add+0x1c/0x140 [ 1353.036988][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1353.036988][ T10] inet6_addr_add+0x4f8/0xa40 [ 1353.036988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.036988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.036988][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.036988][ T10] netlink_unicast+0x449/0x710 [ 1353.036988][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.036988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.036988][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.036988][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.036988][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.036988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.036988][ T10] [ 1353.039344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.039344][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.039344][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.039344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.039344][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1353.039344][ T10] ipv6_add_addr+0x411/0x2000 [ 1353.039344][ T10] inet6_addr_add+0x30e/0xa40 [ 1353.039344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.039344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.039344][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.039344][ T10] netlink_unicast+0x449/0x710 [ 1353.039344][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.039344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.039344][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.039344][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.039344][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.039344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.039344][ T10] [ 1353.041415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.041415][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.041415][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.041415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.041415][ T10] ip6_route_add+0x1c/0x140 [ 1353.041415][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1353.041415][ T10] addrconf_add_dev+0xe2/0x170 [ 1353.041415][ T10] inet6_addr_add+0x12f/0xa40 [ 1353.041415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.041415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.041415][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.041415][ T10] netlink_unicast+0x449/0x710 [ 1353.041415][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.041415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.041415][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.041415][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.041415][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.041415][ T10] [ 1353.043490][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.043490][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1353.043490][ T10] ipv6_find_idev+0x102/0x170 [ 1353.043490][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.043490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.043490][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.043490][ T10] netlink_unicast+0x449/0x710 [ 1353.043490][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.043490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.043490][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.043490][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.043490][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.043490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.043490][ T10] [ 1353.045239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1353.045239][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1353.045239][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1353.045239][ T10] ipv6_find_idev+0x102/0x170 [ 1353.045239][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.045239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.045239][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.045239][ T10] netlink_unicast+0x449/0x710 [ 1353.045239][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.045239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.045239][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.045239][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.045239][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.045239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.045239][ T10] [ 1353.047811][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1353.048144][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1353.048144][ T10] dst_init+0x84/0x4a0 [ 1353.048144][ T10] dst_alloc+0x97/0x150 [ 1353.048144][ T10] ip6_dst_alloc+0x23/0x90 [ 1353.048144][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1353.048144][ T10] ip6_pol_route+0x56f/0x840 [ 1353.048144][ T10] fib6_rule_lookup+0x456/0x630 [ 1353.048144][ T10] ip6_route_input+0x59c/0xa50 [ 1353.048144][ T10] ipv6_rcv+0x397/0x810 [ 1353.048144][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1353.048144][ T10] process_backlog+0x101/0x620 [ 1353.048144][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1353.048144][ T10] net_rx_action+0x495/0xbe0 [ 1353.048144][ T10] __do_softirq+0x1b5/0x7f6 [ 1353.048144][ T10] [ 1353.050472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.050472][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1353.050472][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1353.050472][ T10] fib6_nh_init+0xa22/0x1580 [ 1353.050472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.050472][ T10] ip6_route_add+0x1c/0x140 [ 1353.050472][ T10] inet6_rtm_newroute+0x104/0x110 [ 1353.050472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.050472][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.050472][ T10] netlink_unicast+0x449/0x710 [ 1353.050472][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.050472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.050472][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.050472][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.050472][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.050472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.050472][ T10] [ 1353.053097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.053097][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.053097][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.053097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.053097][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1353.053097][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1353.053097][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1353.053097][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1353.053097][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1353.053097][ T10] addrconf_dad_begin+0x310/0x670 [ 1353.053097][ T10] addrconf_dad_work+0x10b/0xab0 [ 1353.053097][ T10] process_one_work+0x84d/0x18a0 [ 1353.053097][ T10] worker_thread+0x587/0xd30 [ 1353.053097][ T10] kthread+0x28a/0x350 [ 1353.053097][ T10] ret_from_fork+0x31/0x70 [ 1353.053097][ T10] ret_from_fork_asm+0x1a/0x30 [ 1353.053097][ T10] [ 1353.055929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.055929][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.055929][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.055929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.055929][ T10] ip6_route_add+0x1c/0x140 [ 1353.055929][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1353.055929][ T10] inet6_addr_add+0x4f8/0xa40 [ 1353.055929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.055929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.055929][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.055929][ T10] netlink_unicast+0x449/0x710 [ 1353.055929][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.055929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.055929][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.055929][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.055929][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.055929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.055929][ T10] [ 1353.058649][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.058649][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.058649][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.058649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.058649][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1353.058649][ T10] ipv6_add_addr+0x411/0x2000 [ 1353.058649][ T10] inet6_addr_add+0x30e/0xa40 [ 1353.058649][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.058649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.058649][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.058649][ T10] netlink_unicast+0x449/0x710 [ 1353.058649][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.058649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.058649][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.058649][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.058649][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.058649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.058649][ T10] [ 1353.061487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.061487][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.061487][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.061487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.061487][ T10] ip6_route_add+0x1c/0x140 [ 1353.061487][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1353.061487][ T10] addrconf_add_dev+0xe2/0x170 [ 1353.061487][ T10] inet6_addr_add+0x12f/0xa40 [ 1353.061487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.061487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.061487][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.061487][ T10] netlink_unicast+0x449/0x710 [ 1353.061487][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.061487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.061487][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.061487][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.061487][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.061487][ T10] [ 1353.064131][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.064131][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1353.064131][ T10] ipv6_find_idev+0x102/0x170 [ 1353.064131][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.064131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.064131][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.064131][ T10] netlink_unicast+0x449/0x710 [ 1353.064131][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.064131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.064131][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.064131][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.064131][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.064131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.064131][ T10] [ 1353.066060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1353.066060][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1353.066060][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1353.066060][ T10] ipv6_find_idev+0x102/0x170 [ 1353.066060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.066060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.066060][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.066060][ T10] netlink_unicast+0x449/0x710 [ 1353.066060][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.066060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.066060][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.066060][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.066060][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.066060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.066060][ T10] [ 1353.068580][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1353.068957][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1353.068957][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.068957][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.068957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.068957][ T10] ip6_route_add+0x1c/0x140 [ 1353.068957][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1353.068957][ T10] inet6_addr_add+0x4f8/0xa40 [ 1353.068957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.068957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.068957][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.068957][ T10] netlink_unicast+0x449/0x710 [ 1353.068957][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.068957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.068957][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.068957][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.068957][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.068957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.068957][ T10] [ 1353.071683][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1353.071683][ T10] netdev_get_by_index+0x5e/0x80 [ 1353.071683][ T10] fib6_nh_init+0x3d8/0x1580 [ 1353.071683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1353.071683][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1353.071683][ T10] ipv6_add_addr+0x411/0x2000 [ 1353.071683][ T10] inet6_addr_add+0x30e/0xa40 [ 1353.071683][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1353.071683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.071683][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.071683][ T10] netlink_unicast+0x449/0x710 [ 1353.071683][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.071683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.071683][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.071683][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.071683][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.071683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.071683][ T10] [ 1353.074647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1353.074647][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1353.074647][ T10] ipv6_find_idev+0x102/0x170 [ 1353.074647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.074647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.074647][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.074647][ T10] netlink_unicast+0x449/0x710 [ 1353.074647][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.074647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.074647][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.074647][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.074647][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.074647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.074647][ T10] [ 1353.076721][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1353.076721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1353.076721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1353.076721][ T10] ipv6_find_idev+0x102/0x170 [ 1353.076721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1353.076721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1353.076721][ T10] netlink_rcv_skb+0x130/0x360 [ 1353.076721][ T10] netlink_unicast+0x449/0x710 [ 1353.076721][ T10] netlink_sendmsg+0x723/0xbe0 [ 1353.076721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1353.076721][ T10] ___sys_sendmsg+0xee/0x170 [ 1353.076721][ T10] __sys_sendmsg+0xcd/0x170 [ 1353.076721][ T10] do_syscall_64+0xc6/0x1e0 [ 1353.076721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1353.076721][ T10] [ 1363.183821][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1363.184192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.184192][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1363.184192][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1363.184192][ T10] fib6_nh_init+0xa22/0x1580 [ 1363.184192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.184192][ T10] ip6_route_add+0x1c/0x140 [ 1363.184192][ T10] inet6_rtm_newroute+0x104/0x110 [ 1363.184192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.184192][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.184192][ T10] netlink_unicast+0x449/0x710 [ 1363.184192][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.184192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.184192][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.184192][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.184192][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.184192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.184192][ T10] [ 1363.186319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.186319][ T10] dst_init+0x84/0x4a0 [ 1363.186319][ T10] dst_alloc+0x97/0x150 [ 1363.186319][ T10] ip6_dst_alloc+0x23/0x90 [ 1363.186319][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1363.186319][ T10] ip6_pol_route+0x56f/0x840 [ 1363.186319][ T10] fib6_rule_lookup+0x456/0x630 [ 1363.186319][ T10] ip6_route_input+0x59c/0xa50 [ 1363.186319][ T10] ipv6_rcv+0x397/0x810 [ 1363.186319][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1363.186319][ T10] process_backlog+0x101/0x620 [ 1363.186319][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1363.186319][ T10] net_rx_action+0x495/0xbe0 [ 1363.186319][ T10] __do_softirq+0x1b5/0x7f6 [ 1363.186319][ T10] [ 1363.188285][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.188285][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.188285][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.188285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.188285][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1363.188285][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1363.188285][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1363.188285][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1363.188285][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1363.188285][ T10] addrconf_dad_begin+0x310/0x670 [ 1363.188285][ T10] addrconf_dad_work+0x10b/0xab0 [ 1363.188285][ T10] process_one_work+0x84d/0x18a0 [ 1363.188285][ T10] worker_thread+0x587/0xd30 [ 1363.188285][ T10] kthread+0x28a/0x350 [ 1363.188285][ T10] ret_from_fork+0x31/0x70 [ 1363.188285][ T10] ret_from_fork_asm+0x1a/0x30 [ 1363.188285][ T10] [ 1363.190565][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.190565][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.190565][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.190565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.190565][ T10] ip6_route_add+0x1c/0x140 [ 1363.190565][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1363.190565][ T10] inet6_addr_add+0x4f8/0xa40 [ 1363.190565][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.190565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.190565][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.190565][ T10] netlink_unicast+0x449/0x710 [ 1363.190565][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.190565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.190565][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.190565][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.190565][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.190565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.190565][ T10] [ 1363.192971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.192971][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.192971][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.192971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.192971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1363.192971][ T10] ipv6_add_addr+0x411/0x2000 [ 1363.192971][ T10] inet6_addr_add+0x30e/0xa40 [ 1363.192971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.192971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.192971][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.192971][ T10] netlink_unicast+0x449/0x710 [ 1363.192971][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.192971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.192971][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.192971][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.192971][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.192971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.192971][ T10] [ 1363.195292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.195292][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.195292][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.195292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.195292][ T10] ip6_route_add+0x1c/0x140 [ 1363.195292][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1363.195292][ T10] addrconf_add_dev+0xe2/0x170 [ 1363.195292][ T10] inet6_addr_add+0x12f/0xa40 [ 1363.195292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.195292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.195292][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.195292][ T10] netlink_unicast+0x449/0x710 [ 1363.195292][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.195292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.195292][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.195292][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.195292][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.195292][ T10] [ 1363.197667][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.197667][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1363.197667][ T10] ipv6_find_idev+0x102/0x170 [ 1363.197667][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.197667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.197667][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.197667][ T10] netlink_unicast+0x449/0x710 [ 1363.197667][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.197667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.197667][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.197667][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.197667][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.197667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.197667][ T10] [ 1363.199344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1363.199344][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1363.199344][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1363.199344][ T10] ipv6_find_idev+0x102/0x170 [ 1363.199344][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.199344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.199344][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.199344][ T10] netlink_unicast+0x449/0x710 [ 1363.199344][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.199344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.199344][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.199344][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.199344][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.199344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.199344][ T10] [ 1363.201111][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1363.201401][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1363.201401][ T10] dst_init+0x84/0x4a0 [ 1363.201401][ T10] dst_alloc+0x97/0x150 [ 1363.201401][ T10] ip6_dst_alloc+0x23/0x90 [ 1363.201401][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1363.201401][ T10] ip6_pol_route+0x56f/0x840 [ 1363.201401][ T10] fib6_rule_lookup+0x456/0x630 [ 1363.201401][ T10] ip6_route_input+0x59c/0xa50 [ 1363.201401][ T10] ipv6_rcv+0x397/0x810 [ 1363.201401][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1363.201401][ T10] process_backlog+0x101/0x620 [ 1363.201401][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1363.201401][ T10] net_rx_action+0x495/0xbe0 [ 1363.201401][ T10] __do_softirq+0x1b5/0x7f6 [ 1363.201401][ T10] [ 1363.203124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.203124][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1363.203124][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1363.203124][ T10] fib6_nh_init+0xa22/0x1580 [ 1363.203124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.203124][ T10] ip6_route_add+0x1c/0x140 [ 1363.203124][ T10] inet6_rtm_newroute+0x104/0x110 [ 1363.203124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.203124][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.203124][ T10] netlink_unicast+0x449/0x710 [ 1363.203124][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.203124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.203124][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.203124][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.203124][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.203124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.203124][ T10] [ 1363.205055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.205055][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.205055][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.205055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.205055][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1363.205055][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1363.205055][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1363.205055][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1363.205055][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1363.205055][ T10] addrconf_dad_begin+0x310/0x670 [ 1363.205055][ T10] addrconf_dad_work+0x10b/0xab0 [ 1363.205055][ T10] process_one_work+0x84d/0x18a0 [ 1363.205055][ T10] worker_thread+0x587/0xd30 [ 1363.205055][ T10] kthread+0x28a/0x350 [ 1363.205055][ T10] ret_from_fork+0x31/0x70 [ 1363.205055][ T10] ret_from_fork_asm+0x1a/0x30 [ 1363.205055][ T10] [ 1363.207302][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.207302][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.207302][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.207302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.207302][ T10] ip6_route_add+0x1c/0x140 [ 1363.207302][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1363.207302][ T10] inet6_addr_add+0x4f8/0xa40 [ 1363.207302][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.207302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.207302][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.207302][ T10] netlink_unicast+0x449/0x710 [ 1363.207302][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.207302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.207302][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.207302][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.207302][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.207302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.207302][ T10] [ 1363.209622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.209622][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.209622][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.209622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.209622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1363.209622][ T10] ipv6_add_addr+0x411/0x2000 [ 1363.209622][ T10] inet6_addr_add+0x30e/0xa40 [ 1363.209622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.209622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.209622][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.209622][ T10] netlink_unicast+0x449/0x710 [ 1363.209622][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.209622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.209622][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.209622][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.209622][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.209622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.209622][ T10] [ 1363.211986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.211986][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.211986][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.211986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.211986][ T10] ip6_route_add+0x1c/0x140 [ 1363.211986][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1363.211986][ T10] addrconf_add_dev+0xe2/0x170 [ 1363.211986][ T10] inet6_addr_add+0x12f/0xa40 [ 1363.211986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.211986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.211986][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.211986][ T10] netlink_unicast+0x449/0x710 [ 1363.211986][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.211986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.211986][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.211986][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.211986][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.211986][ T10] [ 1363.214296][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.214296][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1363.214296][ T10] ipv6_find_idev+0x102/0x170 [ 1363.214296][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.214296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.214296][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.214296][ T10] netlink_unicast+0x449/0x710 [ 1363.214296][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.214296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.214296][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.214296][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.214296][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.214296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.214296][ T10] [ 1363.216214][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1363.216214][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1363.216214][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1363.216214][ T10] ipv6_find_idev+0x102/0x170 [ 1363.216214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.216214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.216214][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.216214][ T10] netlink_unicast+0x449/0x710 [ 1363.216214][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.216214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.216214][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.216214][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.216214][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.216214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.216214][ T10] [ 1363.218498][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1363.218847][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1363.218847][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.218847][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.218847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.218847][ T10] ip6_route_add+0x1c/0x140 [ 1363.218847][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1363.218847][ T10] inet6_addr_add+0x4f8/0xa40 [ 1363.218847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.218847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.218847][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.218847][ T10] netlink_unicast+0x449/0x710 [ 1363.218847][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.218847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.218847][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.218847][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.218847][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.218847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.218847][ T10] [ 1363.221191][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1363.221191][ T10] netdev_get_by_index+0x5e/0x80 [ 1363.221191][ T10] fib6_nh_init+0x3d8/0x1580 [ 1363.221191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1363.221191][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1363.221191][ T10] ipv6_add_addr+0x411/0x2000 [ 1363.221191][ T10] inet6_addr_add+0x30e/0xa40 [ 1363.221191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1363.221191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.221191][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.221191][ T10] netlink_unicast+0x449/0x710 [ 1363.221191][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.221191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.221191][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.221191][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.221191][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.221191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.221191][ T10] [ 1363.223586][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1363.223586][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1363.223586][ T10] ipv6_find_idev+0x102/0x170 [ 1363.223586][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.223586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.223586][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.223586][ T10] netlink_unicast+0x449/0x710 [ 1363.223586][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.223586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.223586][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.223586][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.223586][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.223586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.223586][ T10] [ 1363.225895][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1363.225895][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1363.225895][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1363.225895][ T10] ipv6_find_idev+0x102/0x170 [ 1363.225895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1363.225895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1363.225895][ T10] netlink_rcv_skb+0x130/0x360 [ 1363.225895][ T10] netlink_unicast+0x449/0x710 [ 1363.225895][ T10] netlink_sendmsg+0x723/0xbe0 [ 1363.225895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1363.225895][ T10] ___sys_sendmsg+0xee/0x170 [ 1363.225895][ T10] __sys_sendmsg+0xcd/0x170 [ 1363.225895][ T10] do_syscall_64+0xc6/0x1e0 [ 1363.225895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1363.225895][ T10] [ 1373.318823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1373.319160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.319160][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1373.319160][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1373.319160][ T10] fib6_nh_init+0xa22/0x1580 [ 1373.319160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.319160][ T10] ip6_route_add+0x1c/0x140 [ 1373.319160][ T10] inet6_rtm_newroute+0x104/0x110 [ 1373.319160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.319160][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.319160][ T10] netlink_unicast+0x449/0x710 [ 1373.319160][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.319160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.319160][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.319160][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.319160][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.319160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.319160][ T10] [ 1373.321116][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.321116][ T10] dst_init+0x84/0x4a0 [ 1373.321116][ T10] dst_alloc+0x97/0x150 [ 1373.321116][ T10] ip6_dst_alloc+0x23/0x90 [ 1373.321116][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1373.321116][ T10] ip6_pol_route+0x56f/0x840 [ 1373.321116][ T10] fib6_rule_lookup+0x456/0x630 [ 1373.321116][ T10] ip6_route_input+0x59c/0xa50 [ 1373.321116][ T10] ipv6_rcv+0x397/0x810 [ 1373.321116][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1373.321116][ T10] process_backlog+0x101/0x620 [ 1373.321116][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1373.321116][ T10] net_rx_action+0x495/0xbe0 [ 1373.321116][ T10] __do_softirq+0x1b5/0x7f6 [ 1373.321116][ T10] [ 1373.322975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.322975][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.322975][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.322975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.322975][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1373.322975][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1373.322975][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1373.322975][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1373.322975][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1373.322975][ T10] addrconf_dad_begin+0x310/0x670 [ 1373.322975][ T10] addrconf_dad_work+0x10b/0xab0 [ 1373.322975][ T10] process_one_work+0x84d/0x18a0 [ 1373.322975][ T10] worker_thread+0x587/0xd30 [ 1373.322975][ T10] kthread+0x28a/0x350 [ 1373.322975][ T10] ret_from_fork+0x31/0x70 [ 1373.322975][ T10] ret_from_fork_asm+0x1a/0x30 [ 1373.322975][ T10] [ 1373.325137][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.325137][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.325137][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.325137][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.325137][ T10] ip6_route_add+0x1c/0x140 [ 1373.325137][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1373.325137][ T10] inet6_addr_add+0x4f8/0xa40 [ 1373.325137][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.325137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.325137][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.325137][ T10] netlink_unicast+0x449/0x710 [ 1373.325137][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.325137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.325137][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.325137][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.325137][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.325137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.325137][ T10] [ 1373.327222][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.327222][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.327222][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.327222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.327222][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1373.327222][ T10] ipv6_add_addr+0x411/0x2000 [ 1373.327222][ T10] inet6_addr_add+0x30e/0xa40 [ 1373.327222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.327222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.327222][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.327222][ T10] netlink_unicast+0x449/0x710 [ 1373.327222][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.327222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.327222][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.327222][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.327222][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.327222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.327222][ T10] [ 1373.329342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.329342][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.329342][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.329342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.329342][ T10] ip6_route_add+0x1c/0x140 [ 1373.329342][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1373.329342][ T10] addrconf_add_dev+0xe2/0x170 [ 1373.329342][ T10] inet6_addr_add+0x12f/0xa40 [ 1373.329342][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.329342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.329342][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.329342][ T10] netlink_unicast+0x449/0x710 [ 1373.329342][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.329342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.329342][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.329342][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.329342][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.329342][ T10] [ 1373.331505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.331505][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1373.331505][ T10] ipv6_find_idev+0x102/0x170 [ 1373.331505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.331505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.331505][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.331505][ T10] netlink_unicast+0x449/0x710 [ 1373.331505][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.331505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.331505][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.331505][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.331505][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.331505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.331505][ T10] [ 1373.333236][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1373.333236][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1373.333236][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1373.333236][ T10] ipv6_find_idev+0x102/0x170 [ 1373.333236][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.333236][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.333236][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.333236][ T10] netlink_unicast+0x449/0x710 [ 1373.333236][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.333236][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.333236][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.333236][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.333236][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.333236][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.333236][ T10] [ 1373.335658][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1373.336286][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1373.336286][ T10] dst_init+0x84/0x4a0 [ 1373.336286][ T10] dst_alloc+0x97/0x150 [ 1373.336286][ T10] ip6_dst_alloc+0x23/0x90 [ 1373.336286][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1373.336286][ T10] ip6_pol_route+0x56f/0x840 [ 1373.336286][ T10] fib6_rule_lookup+0x456/0x630 [ 1373.336286][ T10] ip6_route_input+0x59c/0xa50 [ 1373.336286][ T10] ipv6_rcv+0x397/0x810 [ 1373.336286][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1373.336286][ T10] process_backlog+0x101/0x620 [ 1373.336286][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1373.336286][ T10] net_rx_action+0x495/0xbe0 [ 1373.336286][ T10] __do_softirq+0x1b5/0x7f6 [ 1373.336286][ T10] [ 1373.338193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.338193][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1373.338193][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1373.338193][ T10] fib6_nh_init+0xa22/0x1580 [ 1373.338193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.338193][ T10] ip6_route_add+0x1c/0x140 [ 1373.338193][ T10] inet6_rtm_newroute+0x104/0x110 [ 1373.338193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.338193][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.338193][ T10] netlink_unicast+0x449/0x710 [ 1373.338193][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.338193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.338193][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.338193][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.338193][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.338193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.338193][ T10] [ 1373.340343][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.340343][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.340343][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.340343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.340343][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1373.340343][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1373.340343][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1373.340343][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1373.340343][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1373.340343][ T10] addrconf_dad_begin+0x310/0x670 [ 1373.340343][ T10] addrconf_dad_work+0x10b/0xab0 [ 1373.340343][ T10] process_one_work+0x84d/0x18a0 [ 1373.340343][ T10] worker_thread+0x587/0xd30 [ 1373.340343][ T10] kthread+0x28a/0x350 [ 1373.340343][ T10] ret_from_fork+0x31/0x70 [ 1373.340343][ T10] ret_from_fork_asm+0x1a/0x30 [ 1373.340343][ T10] [ 1373.342582][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.342582][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.342582][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.342582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.342582][ T10] ip6_route_add+0x1c/0x140 [ 1373.342582][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1373.342582][ T10] inet6_addr_add+0x4f8/0xa40 [ 1373.342582][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.342582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.342582][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.342582][ T10] netlink_unicast+0x449/0x710 [ 1373.342582][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.342582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.342582][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.342582][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.342582][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.342582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.342582][ T10] [ 1373.344995][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.344995][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.344995][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.344995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.344995][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1373.344995][ T10] ipv6_add_addr+0x411/0x2000 [ 1373.344995][ T10] inet6_addr_add+0x30e/0xa40 [ 1373.344995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.344995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.344995][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.344995][ T10] netlink_unicast+0x449/0x710 [ 1373.344995][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.344995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.344995][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.344995][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.344995][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.344995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.344995][ T10] [ 1373.347250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.347250][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.347250][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.347250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.347250][ T10] ip6_route_add+0x1c/0x140 [ 1373.347250][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1373.347250][ T10] addrconf_add_dev+0xe2/0x170 [ 1373.347250][ T10] inet6_addr_add+0x12f/0xa40 [ 1373.347250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.347250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.347250][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.347250][ T10] netlink_unicast+0x449/0x710 [ 1373.347250][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.347250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.347250][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.347250][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.347250][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.347250][ T10] [ 1373.349536][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.349536][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1373.349536][ T10] ipv6_find_idev+0x102/0x170 [ 1373.349536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.349536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.349536][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.349536][ T10] netlink_unicast+0x449/0x710 [ 1373.349536][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.349536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.349536][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.349536][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.349536][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.349536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.349536][ T10] [ 1373.351511][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1373.351511][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1373.351511][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1373.351511][ T10] ipv6_find_idev+0x102/0x170 [ 1373.351511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.351511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.351511][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.351511][ T10] netlink_unicast+0x449/0x710 [ 1373.351511][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.351511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.351511][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.351511][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.351511][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.351511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.351511][ T10] [ 1373.353631][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1373.353959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1373.353959][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.353959][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.353959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.353959][ T10] ip6_route_add+0x1c/0x140 [ 1373.353959][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1373.353959][ T10] inet6_addr_add+0x4f8/0xa40 [ 1373.353959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.353959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.353959][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.353959][ T10] netlink_unicast+0x449/0x710 [ 1373.353959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.353959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.353959][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.353959][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.353959][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.353959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.353959][ T10] [ 1373.356238][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1373.356238][ T10] netdev_get_by_index+0x5e/0x80 [ 1373.356238][ T10] fib6_nh_init+0x3d8/0x1580 [ 1373.356238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1373.356238][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1373.356238][ T10] ipv6_add_addr+0x411/0x2000 [ 1373.356238][ T10] inet6_addr_add+0x30e/0xa40 [ 1373.356238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1373.356238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.356238][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.356238][ T10] netlink_unicast+0x449/0x710 [ 1373.356238][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.356238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.356238][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.356238][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.356238][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.356238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.356238][ T10] [ 1373.358443][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1373.358443][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1373.358443][ T10] ipv6_find_idev+0x102/0x170 [ 1373.358443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.358443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.358443][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.358443][ T10] netlink_unicast+0x449/0x710 [ 1373.358443][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.358443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.358443][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.358443][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.358443][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.358443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.358443][ T10] [ 1373.360270][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1373.360270][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1373.360270][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1373.360270][ T10] ipv6_find_idev+0x102/0x170 [ 1373.360270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1373.360270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1373.360270][ T10] netlink_rcv_skb+0x130/0x360 [ 1373.360270][ T10] netlink_unicast+0x449/0x710 [ 1373.360270][ T10] netlink_sendmsg+0x723/0xbe0 [ 1373.360270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1373.360270][ T10] ___sys_sendmsg+0xee/0x170 [ 1373.360270][ T10] __sys_sendmsg+0xcd/0x170 [ 1373.360270][ T10] do_syscall_64+0xc6/0x1e0 [ 1373.360270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1373.360270][ T10] [ 1383.487586][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1383.488022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.488022][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1383.488022][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1383.488022][ T10] fib6_nh_init+0xa22/0x1580 [ 1383.488022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.488022][ T10] ip6_route_add+0x1c/0x140 [ 1383.488022][ T10] inet6_rtm_newroute+0x104/0x110 [ 1383.488022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.488022][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.488022][ T10] netlink_unicast+0x449/0x710 [ 1383.488022][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.488022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.488022][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.488022][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.488022][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.488022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.488022][ T10] [ 1383.490004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.490004][ T10] dst_init+0x84/0x4a0 [ 1383.490004][ T10] dst_alloc+0x97/0x150 [ 1383.490004][ T10] ip6_dst_alloc+0x23/0x90 [ 1383.490004][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1383.490004][ T10] ip6_pol_route+0x56f/0x840 [ 1383.490004][ T10] fib6_rule_lookup+0x456/0x630 [ 1383.490004][ T10] ip6_route_input+0x59c/0xa50 [ 1383.490004][ T10] ipv6_rcv+0x397/0x810 [ 1383.490004][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1383.490004][ T10] process_backlog+0x101/0x620 [ 1383.490004][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1383.490004][ T10] net_rx_action+0x495/0xbe0 [ 1383.490004][ T10] __do_softirq+0x1b5/0x7f6 [ 1383.490004][ T10] [ 1383.491706][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.491706][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.491706][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.491706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.491706][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1383.491706][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1383.491706][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1383.491706][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1383.491706][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1383.491706][ T10] addrconf_dad_begin+0x310/0x670 [ 1383.491706][ T10] addrconf_dad_work+0x10b/0xab0 [ 1383.491706][ T10] process_one_work+0x84d/0x18a0 [ 1383.491706][ T10] worker_thread+0x587/0xd30 [ 1383.491706][ T10] kthread+0x28a/0x350 [ 1383.491706][ T10] ret_from_fork+0x31/0x70 [ 1383.491706][ T10] ret_from_fork_asm+0x1a/0x30 [ 1383.491706][ T10] [ 1383.493701][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.493701][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.493701][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.493701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.493701][ T10] ip6_route_add+0x1c/0x140 [ 1383.493701][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1383.493701][ T10] inet6_addr_add+0x4f8/0xa40 [ 1383.493701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.493701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.493701][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.493701][ T10] netlink_unicast+0x449/0x710 [ 1383.493701][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.493701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.493701][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.493701][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.493701][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.493701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.493701][ T10] [ 1383.495792][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.495792][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.495792][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.495792][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.495792][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1383.495792][ T10] ipv6_add_addr+0x411/0x2000 [ 1383.495792][ T10] inet6_addr_add+0x30e/0xa40 [ 1383.495792][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.495792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.495792][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.495792][ T10] netlink_unicast+0x449/0x710 [ 1383.495792][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.495792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.495792][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.495792][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.495792][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.495792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.495792][ T10] [ 1383.497876][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.497876][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.497876][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.497876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.497876][ T10] ip6_route_add+0x1c/0x140 [ 1383.497876][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1383.497876][ T10] addrconf_add_dev+0xe2/0x170 [ 1383.497876][ T10] inet6_addr_add+0x12f/0xa40 [ 1383.497876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.497876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.497876][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.497876][ T10] netlink_unicast+0x449/0x710 [ 1383.497876][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.497876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.497876][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.497876][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.497876][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.497876][ T10] [ 1383.499912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.499912][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1383.499912][ T10] ipv6_find_idev+0x102/0x170 [ 1383.499912][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.499912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.499912][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.499912][ T10] netlink_unicast+0x449/0x710 [ 1383.499912][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.499912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.499912][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.499912][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.499912][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.499912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.499912][ T10] [ 1383.501522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1383.501522][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1383.501522][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1383.501522][ T10] ipv6_find_idev+0x102/0x170 [ 1383.501522][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.501522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.501522][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.501522][ T10] netlink_unicast+0x449/0x710 [ 1383.501522][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.501522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.501522][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.501522][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.501522][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.501522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.501522][ T10] [ 1383.503506][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1383.503847][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1383.503847][ T10] dst_init+0x84/0x4a0 [ 1383.503847][ T10] dst_alloc+0x97/0x150 [ 1383.503847][ T10] ip6_dst_alloc+0x23/0x90 [ 1383.503847][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1383.503847][ T10] ip6_pol_route+0x56f/0x840 [ 1383.503847][ T10] fib6_rule_lookup+0x456/0x630 [ 1383.503847][ T10] ip6_route_input+0x59c/0xa50 [ 1383.503847][ T10] ipv6_rcv+0x397/0x810 [ 1383.503847][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1383.503847][ T10] process_backlog+0x101/0x620 [ 1383.503847][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1383.503847][ T10] net_rx_action+0x495/0xbe0 [ 1383.503847][ T10] __do_softirq+0x1b5/0x7f6 [ 1383.503847][ T10] [ 1383.505551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.505551][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1383.505551][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1383.505551][ T10] fib6_nh_init+0xa22/0x1580 [ 1383.505551][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.505551][ T10] ip6_route_add+0x1c/0x140 [ 1383.505551][ T10] inet6_rtm_newroute+0x104/0x110 [ 1383.505551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.505551][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.505551][ T10] netlink_unicast+0x449/0x710 [ 1383.505551][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.505551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.505551][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.505551][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.505551][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.505551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.505551][ T10] [ 1383.507601][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.507601][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.507601][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.507601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.507601][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1383.507601][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1383.507601][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1383.507601][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1383.507601][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1383.507601][ T10] addrconf_dad_begin+0x310/0x670 [ 1383.507601][ T10] addrconf_dad_work+0x10b/0xab0 [ 1383.507601][ T10] process_one_work+0x84d/0x18a0 [ 1383.507601][ T10] worker_thread+0x587/0xd30 [ 1383.507601][ T10] kthread+0x28a/0x350 [ 1383.507601][ T10] ret_from_fork+0x31/0x70 [ 1383.507601][ T10] ret_from_fork_asm+0x1a/0x30 [ 1383.507601][ T10] [ 1383.509829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.509829][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.509829][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.509829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.509829][ T10] ip6_route_add+0x1c/0x140 [ 1383.509829][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1383.509829][ T10] inet6_addr_add+0x4f8/0xa40 [ 1383.509829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.509829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.509829][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.509829][ T10] netlink_unicast+0x449/0x710 [ 1383.509829][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.509829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.509829][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.509829][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.509829][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.509829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.509829][ T10] [ 1383.512120][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.512120][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.512120][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.512120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.512120][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1383.512120][ T10] ipv6_add_addr+0x411/0x2000 [ 1383.512120][ T10] inet6_addr_add+0x30e/0xa40 [ 1383.512120][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.512120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.512120][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.512120][ T10] netlink_unicast+0x449/0x710 [ 1383.512120][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.512120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.512120][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.512120][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.512120][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.512120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.512120][ T10] [ 1383.514402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.514402][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.514402][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.514402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.514402][ T10] ip6_route_add+0x1c/0x140 [ 1383.514402][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1383.514402][ T10] addrconf_add_dev+0xe2/0x170 [ 1383.514402][ T10] inet6_addr_add+0x12f/0xa40 [ 1383.514402][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.514402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.514402][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.514402][ T10] netlink_unicast+0x449/0x710 [ 1383.514402][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.514402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.514402][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.514402][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.514402][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.514402][ T10] [ 1383.516653][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.516653][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1383.516653][ T10] ipv6_find_idev+0x102/0x170 [ 1383.516653][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.516653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.516653][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.516653][ T10] netlink_unicast+0x449/0x710 [ 1383.516653][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.516653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.516653][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.516653][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.516653][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.516653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.516653][ T10] [ 1383.518472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1383.518472][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1383.518472][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1383.518472][ T10] ipv6_find_idev+0x102/0x170 [ 1383.518472][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.518472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.518472][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.518472][ T10] netlink_unicast+0x449/0x710 [ 1383.518472][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.518472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.518472][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.518472][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.518472][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.518472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.518472][ T10] [ 1383.520394][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1383.520743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1383.520743][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.520743][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.520743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.520743][ T10] ip6_route_add+0x1c/0x140 [ 1383.520743][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1383.520743][ T10] inet6_addr_add+0x4f8/0xa40 [ 1383.520743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.520743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.520743][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.520743][ T10] netlink_unicast+0x449/0x710 [ 1383.520743][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.520743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.520743][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.520743][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.520743][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.520743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.520743][ T10] [ 1383.523337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1383.523337][ T10] netdev_get_by_index+0x5e/0x80 [ 1383.523337][ T10] fib6_nh_init+0x3d8/0x1580 [ 1383.523337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1383.523337][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1383.523337][ T10] ipv6_add_addr+0x411/0x2000 [ 1383.523337][ T10] inet6_addr_add+0x30e/0xa40 [ 1383.523337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1383.523337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.523337][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.523337][ T10] netlink_unicast+0x449/0x710 [ 1383.523337][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.523337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.523337][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.523337][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.523337][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.523337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.523337][ T10] [ 1383.525622][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1383.525622][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1383.525622][ T10] ipv6_find_idev+0x102/0x170 [ 1383.525622][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.525622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.525622][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.525622][ T10] netlink_unicast+0x449/0x710 [ 1383.525622][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.525622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.525622][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.525622][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.525622][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.525622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.525622][ T10] [ 1383.527413][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1383.527413][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1383.527413][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1383.527413][ T10] ipv6_find_idev+0x102/0x170 [ 1383.527413][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1383.527413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1383.527413][ T10] netlink_rcv_skb+0x130/0x360 [ 1383.527413][ T10] netlink_unicast+0x449/0x710 [ 1383.527413][ T10] netlink_sendmsg+0x723/0xbe0 [ 1383.527413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1383.527413][ T10] ___sys_sendmsg+0xee/0x170 [ 1383.527413][ T10] __sys_sendmsg+0xcd/0x170 [ 1383.527413][ T10] do_syscall_64+0xc6/0x1e0 [ 1383.527413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1383.527413][ T10] [ 1393.639823][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1393.640222][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.640222][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1393.640222][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1393.640222][ T10] fib6_nh_init+0xa22/0x1580 [ 1393.640222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.640222][ T10] ip6_route_add+0x1c/0x140 [ 1393.640222][ T10] inet6_rtm_newroute+0x104/0x110 [ 1393.640222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.640222][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.640222][ T10] netlink_unicast+0x449/0x710 [ 1393.640222][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.640222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.640222][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.640222][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.640222][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.640222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.640222][ T10] [ 1393.642174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.642174][ T10] dst_init+0x84/0x4a0 [ 1393.642174][ T10] dst_alloc+0x97/0x150 [ 1393.642174][ T10] ip6_dst_alloc+0x23/0x90 [ 1393.642174][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1393.642174][ T10] ip6_pol_route+0x56f/0x840 [ 1393.642174][ T10] fib6_rule_lookup+0x456/0x630 [ 1393.642174][ T10] ip6_route_input+0x59c/0xa50 [ 1393.642174][ T10] ipv6_rcv+0x397/0x810 [ 1393.642174][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1393.642174][ T10] process_backlog+0x101/0x620 [ 1393.642174][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1393.642174][ T10] net_rx_action+0x495/0xbe0 [ 1393.642174][ T10] __do_softirq+0x1b5/0x7f6 [ 1393.642174][ T10] [ 1393.643875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.643875][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.643875][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.643875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.643875][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1393.643875][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1393.643875][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1393.643875][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1393.643875][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1393.643875][ T10] addrconf_dad_begin+0x310/0x670 [ 1393.643875][ T10] addrconf_dad_work+0x10b/0xab0 [ 1393.643875][ T10] process_one_work+0x84d/0x18a0 [ 1393.643875][ T10] worker_thread+0x587/0xd30 [ 1393.643875][ T10] kthread+0x28a/0x350 [ 1393.643875][ T10] ret_from_fork+0x31/0x70 [ 1393.643875][ T10] ret_from_fork_asm+0x1a/0x30 [ 1393.643875][ T10] [ 1393.645849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.645849][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.645849][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.645849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.645849][ T10] ip6_route_add+0x1c/0x140 [ 1393.645849][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1393.645849][ T10] inet6_addr_add+0x4f8/0xa40 [ 1393.645849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.645849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.645849][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.645849][ T10] netlink_unicast+0x449/0x710 [ 1393.645849][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.645849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.645849][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.645849][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.645849][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.645849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.645849][ T10] [ 1393.647916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.647916][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.647916][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.647916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.647916][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1393.647916][ T10] ipv6_add_addr+0x411/0x2000 [ 1393.647916][ T10] inet6_addr_add+0x30e/0xa40 [ 1393.647916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.647916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.647916][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.647916][ T10] netlink_unicast+0x449/0x710 [ 1393.647916][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.647916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.647916][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.647916][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.647916][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.647916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.647916][ T10] [ 1393.649991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.649991][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.649991][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.649991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.649991][ T10] ip6_route_add+0x1c/0x140 [ 1393.649991][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1393.649991][ T10] addrconf_add_dev+0xe2/0x170 [ 1393.649991][ T10] inet6_addr_add+0x12f/0xa40 [ 1393.649991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.649991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.649991][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.649991][ T10] netlink_unicast+0x449/0x710 [ 1393.649991][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.649991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.649991][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.649991][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.649991][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.649991][ T10] [ 1393.652004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.652004][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1393.652004][ T10] ipv6_find_idev+0x102/0x170 [ 1393.652004][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.652004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.652004][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.652004][ T10] netlink_unicast+0x449/0x710 [ 1393.652004][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.652004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.652004][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.652004][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.652004][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.652004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.652004][ T10] [ 1393.653591][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1393.653591][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1393.653591][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1393.653591][ T10] ipv6_find_idev+0x102/0x170 [ 1393.653591][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.653591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.653591][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.653591][ T10] netlink_unicast+0x449/0x710 [ 1393.653591][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.653591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.653591][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.653591][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.653591][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.653591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.653591][ T10] [ 1393.655444][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1393.655794][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1393.655794][ T10] dst_init+0x84/0x4a0 [ 1393.655794][ T10] dst_alloc+0x97/0x150 [ 1393.655794][ T10] ip6_dst_alloc+0x23/0x90 [ 1393.655794][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1393.655794][ T10] ip6_pol_route+0x56f/0x840 [ 1393.655794][ T10] fib6_rule_lookup+0x456/0x630 [ 1393.655794][ T10] ip6_route_input+0x59c/0xa50 [ 1393.655794][ T10] ipv6_rcv+0x397/0x810 [ 1393.655794][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1393.655794][ T10] process_backlog+0x101/0x620 [ 1393.655794][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1393.655794][ T10] net_rx_action+0x495/0xbe0 [ 1393.655794][ T10] __do_softirq+0x1b5/0x7f6 [ 1393.655794][ T10] [ 1393.657521][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.657521][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1393.657521][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1393.657521][ T10] fib6_nh_init+0xa22/0x1580 [ 1393.657521][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.657521][ T10] ip6_route_add+0x1c/0x140 [ 1393.657521][ T10] inet6_rtm_newroute+0x104/0x110 [ 1393.657521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.657521][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.657521][ T10] netlink_unicast+0x449/0x710 [ 1393.657521][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.657521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.657521][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.657521][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.657521][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.657521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.657521][ T10] [ 1393.659631][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.659631][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.659631][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.659631][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.659631][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1393.659631][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1393.659631][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1393.659631][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1393.659631][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1393.659631][ T10] addrconf_dad_begin+0x310/0x670 [ 1393.659631][ T10] addrconf_dad_work+0x10b/0xab0 [ 1393.659631][ T10] process_one_work+0x84d/0x18a0 [ 1393.659631][ T10] worker_thread+0x587/0xd30 [ 1393.659631][ T10] kthread+0x28a/0x350 [ 1393.659631][ T10] ret_from_fork+0x31/0x70 [ 1393.659631][ T10] ret_from_fork_asm+0x1a/0x30 [ 1393.659631][ T10] [ 1393.661857][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.661857][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.661857][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.661857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.661857][ T10] ip6_route_add+0x1c/0x140 [ 1393.661857][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1393.661857][ T10] inet6_addr_add+0x4f8/0xa40 [ 1393.661857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.661857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.661857][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.661857][ T10] netlink_unicast+0x449/0x710 [ 1393.661857][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.661857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.661857][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.661857][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.661857][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.661857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.661857][ T10] [ 1393.664109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.664109][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.664109][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.664109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.664109][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1393.664109][ T10] ipv6_add_addr+0x411/0x2000 [ 1393.664109][ T10] inet6_addr_add+0x30e/0xa40 [ 1393.664109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.664109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.664109][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.664109][ T10] netlink_unicast+0x449/0x710 [ 1393.664109][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.664109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.664109][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.664109][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.664109][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.664109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.664109][ T10] [ 1393.666348][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.666348][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.666348][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.666348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.666348][ T10] ip6_route_add+0x1c/0x140 [ 1393.666348][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1393.666348][ T10] addrconf_add_dev+0xe2/0x170 [ 1393.666348][ T10] inet6_addr_add+0x12f/0xa40 [ 1393.666348][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.666348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.666348][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.666348][ T10] netlink_unicast+0x449/0x710 [ 1393.666348][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.666348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.666348][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.666348][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.666348][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.666348][ T10] [ 1393.668577][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.668577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1393.668577][ T10] ipv6_find_idev+0x102/0x170 [ 1393.668577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.668577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.668577][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.668577][ T10] netlink_unicast+0x449/0x710 [ 1393.668577][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.668577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.668577][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.668577][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.668577][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.668577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.668577][ T10] [ 1393.670277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1393.670277][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1393.670277][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1393.670277][ T10] ipv6_find_idev+0x102/0x170 [ 1393.670277][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.670277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.670277][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.670277][ T10] netlink_unicast+0x449/0x710 [ 1393.670277][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.670277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.670277][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.670277][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.670277][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.670277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.670277][ T10] [ 1393.672584][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1393.672843][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1393.672843][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.672843][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.672843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.672843][ T10] ip6_route_add+0x1c/0x140 [ 1393.672843][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1393.672843][ T10] inet6_addr_add+0x4f8/0xa40 [ 1393.672843][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.672843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.672843][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.672843][ T10] netlink_unicast+0x449/0x710 [ 1393.672843][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.672843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.672843][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.672843][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.672843][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.672843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.672843][ T10] [ 1393.674873][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1393.674873][ T10] netdev_get_by_index+0x5e/0x80 [ 1393.674873][ T10] fib6_nh_init+0x3d8/0x1580 [ 1393.674873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1393.674873][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1393.674873][ T10] ipv6_add_addr+0x411/0x2000 [ 1393.674873][ T10] inet6_addr_add+0x30e/0xa40 [ 1393.674873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1393.674873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.674873][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.674873][ T10] netlink_unicast+0x449/0x710 [ 1393.674873][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.674873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.674873][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.674873][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.674873][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.674873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.674873][ T10] [ 1393.677204][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1393.677204][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1393.677204][ T10] ipv6_find_idev+0x102/0x170 [ 1393.677204][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.677204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.677204][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.677204][ T10] netlink_unicast+0x449/0x710 [ 1393.677204][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.677204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.677204][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.677204][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.677204][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.677204][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.677204][ T10] [ 1393.678948][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1393.678948][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1393.678948][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1393.678948][ T10] ipv6_find_idev+0x102/0x170 [ 1393.678948][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1393.678948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1393.678948][ T10] netlink_rcv_skb+0x130/0x360 [ 1393.678948][ T10] netlink_unicast+0x449/0x710 [ 1393.678948][ T10] netlink_sendmsg+0x723/0xbe0 [ 1393.678948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1393.678948][ T10] ___sys_sendmsg+0xee/0x170 [ 1393.678948][ T10] __sys_sendmsg+0xcd/0x170 [ 1393.678948][ T10] do_syscall_64+0xc6/0x1e0 [ 1393.678948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1393.678948][ T10] [ 1403.752494][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1403.752843][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.752843][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1403.752843][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1403.752843][ T10] fib6_nh_init+0xa22/0x1580 [ 1403.752843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.752843][ T10] ip6_route_add+0x1c/0x140 [ 1403.752843][ T10] inet6_rtm_newroute+0x104/0x110 [ 1403.752843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.752843][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.752843][ T10] netlink_unicast+0x449/0x710 [ 1403.752843][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.752843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.752843][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.752843][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.752843][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.752843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.752843][ T10] [ 1403.754801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.754801][ T10] dst_init+0x84/0x4a0 [ 1403.754801][ T10] dst_alloc+0x97/0x150 [ 1403.754801][ T10] ip6_dst_alloc+0x23/0x90 [ 1403.754801][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1403.754801][ T10] ip6_pol_route+0x56f/0x840 [ 1403.754801][ T10] fib6_rule_lookup+0x456/0x630 [ 1403.754801][ T10] ip6_route_input+0x59c/0xa50 [ 1403.754801][ T10] ipv6_rcv+0x397/0x810 [ 1403.754801][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1403.754801][ T10] process_backlog+0x101/0x620 [ 1403.754801][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1403.754801][ T10] net_rx_action+0x495/0xbe0 [ 1403.754801][ T10] __do_softirq+0x1b5/0x7f6 [ 1403.754801][ T10] [ 1403.756490][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.756490][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.756490][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.756490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.756490][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1403.756490][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1403.756490][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1403.756490][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1403.756490][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1403.756490][ T10] addrconf_dad_begin+0x310/0x670 [ 1403.756490][ T10] addrconf_dad_work+0x10b/0xab0 [ 1403.756490][ T10] process_one_work+0x84d/0x18a0 [ 1403.756490][ T10] worker_thread+0x587/0xd30 [ 1403.756490][ T10] kthread+0x28a/0x350 [ 1403.756490][ T10] ret_from_fork+0x31/0x70 [ 1403.756490][ T10] ret_from_fork_asm+0x1a/0x30 [ 1403.756490][ T10] [ 1403.758458][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.758458][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.758458][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.758458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.758458][ T10] ip6_route_add+0x1c/0x140 [ 1403.758458][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1403.758458][ T10] inet6_addr_add+0x4f8/0xa40 [ 1403.758458][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.758458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.758458][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.758458][ T10] netlink_unicast+0x449/0x710 [ 1403.758458][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.758458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.758458][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.758458][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.758458][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.758458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.758458][ T10] [ 1403.760496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.760496][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.760496][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.760496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.760496][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1403.760496][ T10] ipv6_add_addr+0x411/0x2000 [ 1403.760496][ T10] inet6_addr_add+0x30e/0xa40 [ 1403.760496][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.760496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.760496][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.760496][ T10] netlink_unicast+0x449/0x710 [ 1403.760496][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.760496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.760496][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.760496][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.760496][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.760496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.760496][ T10] [ 1403.762537][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.762537][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.762537][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.762537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.762537][ T10] ip6_route_add+0x1c/0x140 [ 1403.762537][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1403.762537][ T10] addrconf_add_dev+0xe2/0x170 [ 1403.762537][ T10] inet6_addr_add+0x12f/0xa40 [ 1403.762537][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.762537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.762537][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.762537][ T10] netlink_unicast+0x449/0x710 [ 1403.762537][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.762537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.762537][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.762537][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.762537][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.762537][ T10] [ 1403.764543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.764543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1403.764543][ T10] ipv6_find_idev+0x102/0x170 [ 1403.764543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.764543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.764543][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.764543][ T10] netlink_unicast+0x449/0x710 [ 1403.764543][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.764543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.764543][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.764543][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.764543][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.764543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.764543][ T10] [ 1403.766136][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1403.766136][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1403.766136][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1403.766136][ T10] ipv6_find_idev+0x102/0x170 [ 1403.766136][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.766136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.766136][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.766136][ T10] netlink_unicast+0x449/0x710 [ 1403.766136][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.766136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.766136][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.766136][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.766136][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.766136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.766136][ T10] [ 1403.767994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1403.768280][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1403.768280][ T10] dst_init+0x84/0x4a0 [ 1403.768280][ T10] dst_alloc+0x97/0x150 [ 1403.768280][ T10] ip6_dst_alloc+0x23/0x90 [ 1403.768280][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1403.768280][ T10] ip6_pol_route+0x56f/0x840 [ 1403.768280][ T10] fib6_rule_lookup+0x456/0x630 [ 1403.768280][ T10] ip6_route_input+0x59c/0xa50 [ 1403.768280][ T10] ipv6_rcv+0x397/0x810 [ 1403.768280][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1403.768280][ T10] process_backlog+0x101/0x620 [ 1403.768280][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1403.768280][ T10] net_rx_action+0x495/0xbe0 [ 1403.768280][ T10] __do_softirq+0x1b5/0x7f6 [ 1403.768280][ T10] [ 1403.769950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.769950][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1403.769950][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1403.769950][ T10] fib6_nh_init+0xa22/0x1580 [ 1403.769950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.769950][ T10] ip6_route_add+0x1c/0x140 [ 1403.769950][ T10] inet6_rtm_newroute+0x104/0x110 [ 1403.769950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.769950][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.769950][ T10] netlink_unicast+0x449/0x710 [ 1403.769950][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.769950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.769950][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.769950][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.769950][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.769950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.769950][ T10] [ 1403.771911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.771911][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.771911][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.771911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.771911][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1403.771911][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1403.771911][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1403.771911][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1403.771911][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1403.771911][ T10] addrconf_dad_begin+0x310/0x670 [ 1403.771911][ T10] addrconf_dad_work+0x10b/0xab0 [ 1403.771911][ T10] process_one_work+0x84d/0x18a0 [ 1403.771911][ T10] worker_thread+0x587/0xd30 [ 1403.771911][ T10] kthread+0x28a/0x350 [ 1403.771911][ T10] ret_from_fork+0x31/0x70 [ 1403.771911][ T10] ret_from_fork_asm+0x1a/0x30 [ 1403.771911][ T10] [ 1403.773893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.773893][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.773893][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.773893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.773893][ T10] ip6_route_add+0x1c/0x140 [ 1403.773893][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1403.773893][ T10] inet6_addr_add+0x4f8/0xa40 [ 1403.773893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.773893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.773893][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.773893][ T10] netlink_unicast+0x449/0x710 [ 1403.773893][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.773893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.773893][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.773893][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.773893][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.773893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.773893][ T10] [ 1403.775917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.775917][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.775917][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.775917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.775917][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1403.775917][ T10] ipv6_add_addr+0x411/0x2000 [ 1403.775917][ T10] inet6_addr_add+0x30e/0xa40 [ 1403.775917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.775917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.775917][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.775917][ T10] netlink_unicast+0x449/0x710 [ 1403.775917][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.775917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.775917][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.775917][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.775917][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.775917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.775917][ T10] [ 1403.777946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.777946][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.777946][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.777946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.777946][ T10] ip6_route_add+0x1c/0x140 [ 1403.777946][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1403.777946][ T10] addrconf_add_dev+0xe2/0x170 [ 1403.777946][ T10] inet6_addr_add+0x12f/0xa40 [ 1403.777946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.777946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.777946][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.777946][ T10] netlink_unicast+0x449/0x710 [ 1403.777946][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.777946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.777946][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.777946][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.777946][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.777946][ T10] [ 1403.779946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.779946][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1403.779946][ T10] ipv6_find_idev+0x102/0x170 [ 1403.779946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.779946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.779946][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.779946][ T10] netlink_unicast+0x449/0x710 [ 1403.779946][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.779946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.779946][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.779946][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.779946][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.779946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.779946][ T10] [ 1403.781524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1403.781524][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1403.781524][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1403.781524][ T10] ipv6_find_idev+0x102/0x170 [ 1403.781524][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.781524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.781524][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.781524][ T10] netlink_unicast+0x449/0x710 [ 1403.781524][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.781524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.781524][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.781524][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.781524][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.781524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.781524][ T10] [ 1403.783266][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1403.783512][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1403.783512][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.783512][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.783512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.783512][ T10] ip6_route_add+0x1c/0x140 [ 1403.783512][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1403.783512][ T10] inet6_addr_add+0x4f8/0xa40 [ 1403.783512][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.783512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.783512][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.783512][ T10] netlink_unicast+0x449/0x710 [ 1403.783512][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.783512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.783512][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.783512][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.783512][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.783512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.783512][ T10] [ 1403.785561][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1403.785561][ T10] netdev_get_by_index+0x5e/0x80 [ 1403.785561][ T10] fib6_nh_init+0x3d8/0x1580 [ 1403.785561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1403.785561][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1403.785561][ T10] ipv6_add_addr+0x411/0x2000 [ 1403.785561][ T10] inet6_addr_add+0x30e/0xa40 [ 1403.785561][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1403.785561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.785561][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.785561][ T10] netlink_unicast+0x449/0x710 [ 1403.785561][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.785561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.785561][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.785561][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.785561][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.785561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.785561][ T10] [ 1403.787628][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1403.787628][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1403.787628][ T10] ipv6_find_idev+0x102/0x170 [ 1403.787628][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.787628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.787628][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.787628][ T10] netlink_unicast+0x449/0x710 [ 1403.787628][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.787628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.787628][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.787628][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.787628][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.787628][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.787628][ T10] [ 1403.789409][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1403.789409][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1403.789409][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1403.789409][ T10] ipv6_find_idev+0x102/0x170 [ 1403.789409][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1403.789409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1403.789409][ T10] netlink_rcv_skb+0x130/0x360 [ 1403.789409][ T10] netlink_unicast+0x449/0x710 [ 1403.789409][ T10] netlink_sendmsg+0x723/0xbe0 [ 1403.789409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1403.789409][ T10] ___sys_sendmsg+0xee/0x170 [ 1403.789409][ T10] __sys_sendmsg+0xcd/0x170 [ 1403.789409][ T10] do_syscall_64+0xc6/0x1e0 [ 1403.789409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1403.789409][ T10] [ 1413.942840][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1413.943260][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.943260][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1413.943260][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1413.943260][ T10] fib6_nh_init+0xa22/0x1580 [ 1413.943260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.943260][ T10] ip6_route_add+0x1c/0x140 [ 1413.943260][ T10] inet6_rtm_newroute+0x104/0x110 [ 1413.943260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.943260][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.943260][ T10] netlink_unicast+0x449/0x710 [ 1413.943260][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.943260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.943260][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.943260][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.943260][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.943260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.943260][ T10] [ 1413.945269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.945269][ T10] dst_init+0x84/0x4a0 [ 1413.945269][ T10] dst_alloc+0x97/0x150 [ 1413.945269][ T10] ip6_dst_alloc+0x23/0x90 [ 1413.945269][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1413.945269][ T10] ip6_pol_route+0x56f/0x840 [ 1413.945269][ T10] fib6_rule_lookup+0x456/0x630 [ 1413.945269][ T10] ip6_route_input+0x59c/0xa50 [ 1413.945269][ T10] ipv6_rcv+0x397/0x810 [ 1413.945269][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1413.945269][ T10] process_backlog+0x101/0x620 [ 1413.945269][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1413.945269][ T10] net_rx_action+0x495/0xbe0 [ 1413.945269][ T10] __do_softirq+0x1b5/0x7f6 [ 1413.945269][ T10] [ 1413.946954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.946954][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.946954][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.946954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.946954][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1413.946954][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1413.946954][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1413.946954][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1413.946954][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1413.946954][ T10] addrconf_dad_begin+0x310/0x670 [ 1413.946954][ T10] addrconf_dad_work+0x10b/0xab0 [ 1413.946954][ T10] process_one_work+0x84d/0x18a0 [ 1413.946954][ T10] worker_thread+0x587/0xd30 [ 1413.946954][ T10] kthread+0x28a/0x350 [ 1413.946954][ T10] ret_from_fork+0x31/0x70 [ 1413.946954][ T10] ret_from_fork_asm+0x1a/0x30 [ 1413.946954][ T10] [ 1413.948962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.948962][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.948962][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.948962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.948962][ T10] ip6_route_add+0x1c/0x140 [ 1413.948962][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1413.948962][ T10] inet6_addr_add+0x4f8/0xa40 [ 1413.948962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.948962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.948962][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.948962][ T10] netlink_unicast+0x449/0x710 [ 1413.948962][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.948962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.948962][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.948962][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.948962][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.948962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.948962][ T10] [ 1413.951012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.951012][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.951012][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.951012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.951012][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1413.951012][ T10] ipv6_add_addr+0x411/0x2000 [ 1413.951012][ T10] inet6_addr_add+0x30e/0xa40 [ 1413.951012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.951012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.951012][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.951012][ T10] netlink_unicast+0x449/0x710 [ 1413.951012][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.951012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.951012][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.951012][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.951012][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.951012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.951012][ T10] [ 1413.953080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.953080][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.953080][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.953080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.953080][ T10] ip6_route_add+0x1c/0x140 [ 1413.953080][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1413.953080][ T10] addrconf_add_dev+0xe2/0x170 [ 1413.953080][ T10] inet6_addr_add+0x12f/0xa40 [ 1413.953080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.953080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.953080][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.953080][ T10] netlink_unicast+0x449/0x710 [ 1413.953080][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.953080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.953080][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.953080][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.953080][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.953080][ T10] [ 1413.955123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.955123][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1413.955123][ T10] ipv6_find_idev+0x102/0x170 [ 1413.955123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.955123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.955123][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.955123][ T10] netlink_unicast+0x449/0x710 [ 1413.955123][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.955123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.955123][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.955123][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.955123][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.955123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.955123][ T10] [ 1413.956827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1413.956827][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1413.956827][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1413.956827][ T10] ipv6_find_idev+0x102/0x170 [ 1413.956827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.956827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.956827][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.956827][ T10] netlink_unicast+0x449/0x710 [ 1413.956827][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.956827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.956827][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.956827][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.956827][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.956827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.956827][ T10] [ 1413.959290][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1413.959587][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1413.959587][ T10] dst_init+0x84/0x4a0 [ 1413.959587][ T10] dst_alloc+0x97/0x150 [ 1413.959587][ T10] ip6_dst_alloc+0x23/0x90 [ 1413.959587][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1413.959587][ T10] ip6_pol_route+0x56f/0x840 [ 1413.959587][ T10] fib6_rule_lookup+0x456/0x630 [ 1413.959587][ T10] ip6_route_input+0x59c/0xa50 [ 1413.959587][ T10] ipv6_rcv+0x397/0x810 [ 1413.959587][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1413.959587][ T10] process_backlog+0x101/0x620 [ 1413.959587][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1413.959587][ T10] net_rx_action+0x495/0xbe0 [ 1413.959587][ T10] __do_softirq+0x1b5/0x7f6 [ 1413.959587][ T10] [ 1413.961564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.961564][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1413.961564][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1413.961564][ T10] fib6_nh_init+0xa22/0x1580 [ 1413.961564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.961564][ T10] ip6_route_add+0x1c/0x140 [ 1413.961564][ T10] inet6_rtm_newroute+0x104/0x110 [ 1413.961564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.961564][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.961564][ T10] netlink_unicast+0x449/0x710 [ 1413.961564][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.961564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.961564][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.961564][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.961564][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.961564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.961564][ T10] [ 1413.963772][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.963772][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.963772][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.963772][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.963772][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1413.963772][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1413.963772][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1413.963772][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1413.963772][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1413.963772][ T10] addrconf_dad_begin+0x310/0x670 [ 1413.963772][ T10] addrconf_dad_work+0x10b/0xab0 [ 1413.963772][ T10] process_one_work+0x84d/0x18a0 [ 1413.963772][ T10] worker_thread+0x587/0xd30 [ 1413.963772][ T10] kthread+0x28a/0x350 [ 1413.963772][ T10] ret_from_fork+0x31/0x70 [ 1413.963772][ T10] ret_from_fork_asm+0x1a/0x30 [ 1413.963772][ T10] [ 1413.965935][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.965935][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.965935][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.965935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.965935][ T10] ip6_route_add+0x1c/0x140 [ 1413.965935][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1413.965935][ T10] inet6_addr_add+0x4f8/0xa40 [ 1413.965935][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.965935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.965935][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.965935][ T10] netlink_unicast+0x449/0x710 [ 1413.965935][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.965935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.965935][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.965935][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.965935][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.965935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.965935][ T10] [ 1413.968299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.968299][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.968299][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.968299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.968299][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1413.968299][ T10] ipv6_add_addr+0x411/0x2000 [ 1413.968299][ T10] inet6_addr_add+0x30e/0xa40 [ 1413.968299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.968299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.968299][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.968299][ T10] netlink_unicast+0x449/0x710 [ 1413.968299][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.968299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.968299][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.968299][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.968299][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.968299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.968299][ T10] [ 1413.970650][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.970650][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.970650][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.970650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.970650][ T10] ip6_route_add+0x1c/0x140 [ 1413.970650][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1413.970650][ T10] addrconf_add_dev+0xe2/0x170 [ 1413.970650][ T10] inet6_addr_add+0x12f/0xa40 [ 1413.970650][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.970650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.970650][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.970650][ T10] netlink_unicast+0x449/0x710 [ 1413.970650][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.970650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.970650][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.970650][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.970650][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.970650][ T10] [ 1413.972976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.972976][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1413.972976][ T10] ipv6_find_idev+0x102/0x170 [ 1413.972976][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.972976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.972976][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.972976][ T10] netlink_unicast+0x449/0x710 [ 1413.972976][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.972976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.972976][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.972976][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.972976][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.972976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.972976][ T10] [ 1413.974713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1413.974713][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1413.974713][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1413.974713][ T10] ipv6_find_idev+0x102/0x170 [ 1413.974713][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.974713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.974713][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.974713][ T10] netlink_unicast+0x449/0x710 [ 1413.974713][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.974713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.974713][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.974713][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.974713][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.974713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.974713][ T10] [ 1413.976708][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1413.976972][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1413.976972][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.976972][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.976972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.976972][ T10] ip6_route_add+0x1c/0x140 [ 1413.976972][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1413.976972][ T10] inet6_addr_add+0x4f8/0xa40 [ 1413.976972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.976972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.976972][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.976972][ T10] netlink_unicast+0x449/0x710 [ 1413.976972][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.976972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.976972][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.976972][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.976972][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.976972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.976972][ T10] [ 1413.979049][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1413.979049][ T10] netdev_get_by_index+0x5e/0x80 [ 1413.979049][ T10] fib6_nh_init+0x3d8/0x1580 [ 1413.979049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1413.979049][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1413.979049][ T10] ipv6_add_addr+0x411/0x2000 [ 1413.979049][ T10] inet6_addr_add+0x30e/0xa40 [ 1413.979049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1413.979049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.979049][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.979049][ T10] netlink_unicast+0x449/0x710 [ 1413.979049][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.979049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.979049][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.979049][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.979049][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.979049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.979049][ T10] [ 1413.981180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1413.981180][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1413.981180][ T10] ipv6_find_idev+0x102/0x170 [ 1413.981180][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.981180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.981180][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.981180][ T10] netlink_unicast+0x449/0x710 [ 1413.981180][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.981180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.981180][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.981180][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.981180][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.981180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.981180][ T10] [ 1413.982925][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1413.982925][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1413.982925][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1413.982925][ T10] ipv6_find_idev+0x102/0x170 [ 1413.982925][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1413.982925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1413.982925][ T10] netlink_rcv_skb+0x130/0x360 [ 1413.982925][ T10] netlink_unicast+0x449/0x710 [ 1413.982925][ T10] netlink_sendmsg+0x723/0xbe0 [ 1413.982925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1413.982925][ T10] ___sys_sendmsg+0xee/0x170 [ 1413.982925][ T10] __sys_sendmsg+0xcd/0x170 [ 1413.982925][ T10] do_syscall_64+0xc6/0x1e0 [ 1413.982925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1413.982925][ T10] [ 1419.966239][ T7096] veth0: renamed from veth1 [ 1423.878841][ T7124] br0: port 1(vx0) entered blocking state [ 1423.879047][ T7124] br0: port 1(vx0) entered disabled state [ 1423.879238][ T7124] vx0: entered allmulticast mode [ 1423.880441][ T7124] vx0: entered promiscuous mode [ 1423.888443][ T7124] br0: port 1(vx0) entered blocking state [ 1423.888626][ T7124] br0: port 1(vx0) entered forwarding state [ 1424.102825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1424.103140][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.103140][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1424.103140][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1424.103140][ T10] fib6_nh_init+0xa22/0x1580 [ 1424.103140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.103140][ T10] ip6_route_add+0x1c/0x140 [ 1424.103140][ T10] inet6_rtm_newroute+0x104/0x110 [ 1424.103140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.103140][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.103140][ T10] netlink_unicast+0x449/0x710 [ 1424.103140][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.103140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.103140][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.103140][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.103140][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.103140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.103140][ T10] [ 1424.105304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.105304][ T10] dst_init+0x84/0x4a0 [ 1424.105304][ T10] dst_alloc+0x97/0x150 [ 1424.105304][ T10] ip6_dst_alloc+0x23/0x90 [ 1424.105304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1424.105304][ T10] ip6_pol_route+0x56f/0x840 [ 1424.105304][ T10] fib6_rule_lookup+0x456/0x630 [ 1424.105304][ T10] ip6_route_input+0x59c/0xa50 [ 1424.105304][ T10] ipv6_rcv+0x397/0x810 [ 1424.105304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1424.105304][ T10] process_backlog+0x101/0x620 [ 1424.105304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1424.105304][ T10] net_rx_action+0x495/0xbe0 [ 1424.105304][ T10] __do_softirq+0x1b5/0x7f6 [ 1424.105304][ T10] [ 1424.107180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.107180][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.107180][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.107180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.107180][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1424.107180][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1424.107180][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1424.107180][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1424.107180][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1424.107180][ T10] addrconf_dad_begin+0x310/0x670 [ 1424.107180][ T10] addrconf_dad_work+0x10b/0xab0 [ 1424.107180][ T10] process_one_work+0x84d/0x18a0 [ 1424.107180][ T10] worker_thread+0x587/0xd30 [ 1424.107180][ T10] kthread+0x28a/0x350 [ 1424.107180][ T10] ret_from_fork+0x31/0x70 [ 1424.107180][ T10] ret_from_fork_asm+0x1a/0x30 [ 1424.107180][ T10] [ 1424.109336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.109336][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.109336][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.109336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.109336][ T10] ip6_route_add+0x1c/0x140 [ 1424.109336][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1424.109336][ T10] inet6_addr_add+0x4f8/0xa40 [ 1424.109336][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.109336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.109336][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.109336][ T10] netlink_unicast+0x449/0x710 [ 1424.109336][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.109336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.109336][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.109336][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.109336][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.109336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.109336][ T10] [ 1424.111570][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.111570][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.111570][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.111570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.111570][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1424.111570][ T10] ipv6_add_addr+0x411/0x2000 [ 1424.111570][ T10] inet6_addr_add+0x30e/0xa40 [ 1424.111570][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.111570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.111570][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.111570][ T10] netlink_unicast+0x449/0x710 [ 1424.111570][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.111570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.111570][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.111570][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.111570][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.111570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.111570][ T10] [ 1424.113838][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.113838][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.113838][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.113838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.113838][ T10] ip6_route_add+0x1c/0x140 [ 1424.113838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1424.113838][ T10] addrconf_add_dev+0xe2/0x170 [ 1424.113838][ T10] inet6_addr_add+0x12f/0xa40 [ 1424.113838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.113838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.113838][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.113838][ T10] netlink_unicast+0x449/0x710 [ 1424.113838][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.113838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.113838][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.113838][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.113838][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.113838][ T10] [ 1424.116041][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.116041][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1424.116041][ T10] ipv6_find_idev+0x102/0x170 [ 1424.116041][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.116041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.116041][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.116041][ T10] netlink_unicast+0x449/0x710 [ 1424.116041][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.116041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.116041][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.116041][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.116041][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.116041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.116041][ T10] [ 1424.117759][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1424.117759][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1424.117759][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1424.117759][ T10] ipv6_find_idev+0x102/0x170 [ 1424.117759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.117759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.117759][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.117759][ T10] netlink_unicast+0x449/0x710 [ 1424.117759][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.117759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.117759][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.117759][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.117759][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.117759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.117759][ T10] [ 1424.119629][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1424.119938][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1424.119938][ T10] dst_init+0x84/0x4a0 [ 1424.119938][ T10] dst_alloc+0x97/0x150 [ 1424.119938][ T10] ip6_dst_alloc+0x23/0x90 [ 1424.119938][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1424.119938][ T10] ip6_pol_route+0x56f/0x840 [ 1424.119938][ T10] fib6_rule_lookup+0x456/0x630 [ 1424.119938][ T10] ip6_route_input+0x59c/0xa50 [ 1424.119938][ T10] ipv6_rcv+0x397/0x810 [ 1424.119938][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1424.119938][ T10] process_backlog+0x101/0x620 [ 1424.119938][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1424.119938][ T10] net_rx_action+0x495/0xbe0 [ 1424.119938][ T10] __do_softirq+0x1b5/0x7f6 [ 1424.119938][ T10] [ 1424.121759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.121759][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1424.121759][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1424.121759][ T10] fib6_nh_init+0xa22/0x1580 [ 1424.121759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.121759][ T10] ip6_route_add+0x1c/0x140 [ 1424.121759][ T10] inet6_rtm_newroute+0x104/0x110 [ 1424.121759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.121759][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.121759][ T10] netlink_unicast+0x449/0x710 [ 1424.121759][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.121759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.121759][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.121759][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.121759][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.121759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.121759][ T10] [ 1424.123849][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.123849][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.123849][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.123849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.123849][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1424.123849][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1424.123849][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1424.123849][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1424.123849][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1424.123849][ T10] addrconf_dad_begin+0x310/0x670 [ 1424.123849][ T10] addrconf_dad_work+0x10b/0xab0 [ 1424.123849][ T10] process_one_work+0x84d/0x18a0 [ 1424.123849][ T10] worker_thread+0x587/0xd30 [ 1424.123849][ T10] kthread+0x28a/0x350 [ 1424.123849][ T10] ret_from_fork+0x31/0x70 [ 1424.123849][ T10] ret_from_fork_asm+0x1a/0x30 [ 1424.123849][ T10] [ 1424.125993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.125993][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.125993][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.125993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.125993][ T10] ip6_route_add+0x1c/0x140 [ 1424.125993][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1424.125993][ T10] inet6_addr_add+0x4f8/0xa40 [ 1424.125993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.125993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.125993][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.125993][ T10] netlink_unicast+0x449/0x710 [ 1424.125993][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.125993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.125993][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.125993][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.125993][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.125993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.125993][ T10] [ 1424.128259][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.128259][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.128259][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.128259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.128259][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1424.128259][ T10] ipv6_add_addr+0x411/0x2000 [ 1424.128259][ T10] inet6_addr_add+0x30e/0xa40 [ 1424.128259][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.128259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.128259][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.128259][ T10] netlink_unicast+0x449/0x710 [ 1424.128259][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.128259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.128259][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.128259][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.128259][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.128259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.128259][ T10] [ 1424.130514][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.130514][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.130514][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.130514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.130514][ T10] ip6_route_add+0x1c/0x140 [ 1424.130514][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1424.130514][ T10] addrconf_add_dev+0xe2/0x170 [ 1424.130514][ T10] inet6_addr_add+0x12f/0xa40 [ 1424.130514][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.130514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.130514][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.130514][ T10] netlink_unicast+0x449/0x710 [ 1424.130514][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.130514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.130514][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.130514][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.130514][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.130514][ T10] [ 1424.132735][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.132735][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1424.132735][ T10] ipv6_find_idev+0x102/0x170 [ 1424.132735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.132735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.132735][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.132735][ T10] netlink_unicast+0x449/0x710 [ 1424.132735][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.132735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.132735][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.132735][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.132735][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.132735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.132735][ T10] [ 1424.134476][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1424.134476][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1424.134476][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1424.134476][ T10] ipv6_find_idev+0x102/0x170 [ 1424.134476][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.134476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.134476][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.134476][ T10] netlink_unicast+0x449/0x710 [ 1424.134476][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.134476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.134476][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.134476][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.134476][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.134476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.134476][ T10] [ 1424.136392][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1424.136662][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1424.136662][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.136662][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.136662][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.136662][ T10] ip6_route_add+0x1c/0x140 [ 1424.136662][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1424.136662][ T10] inet6_addr_add+0x4f8/0xa40 [ 1424.136662][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.136662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.136662][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.136662][ T10] netlink_unicast+0x449/0x710 [ 1424.136662][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.136662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.136662][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.136662][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.136662][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.136662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.136662][ T10] [ 1424.138934][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1424.138934][ T10] netdev_get_by_index+0x5e/0x80 [ 1424.138934][ T10] fib6_nh_init+0x3d8/0x1580 [ 1424.138934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1424.138934][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1424.138934][ T10] ipv6_add_addr+0x411/0x2000 [ 1424.138934][ T10] inet6_addr_add+0x30e/0xa40 [ 1424.138934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1424.138934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.138934][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.138934][ T10] netlink_unicast+0x449/0x710 [ 1424.138934][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.138934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.138934][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.138934][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.138934][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.138934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.138934][ T10] [ 1424.141180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1424.141180][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1424.141180][ T10] ipv6_find_idev+0x102/0x170 [ 1424.141180][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.141180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.141180][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.141180][ T10] netlink_unicast+0x449/0x710 [ 1424.141180][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.141180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.141180][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.141180][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.141180][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.141180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.141180][ T10] [ 1424.142893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1424.142893][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1424.142893][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1424.142893][ T10] ipv6_find_idev+0x102/0x170 [ 1424.142893][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1424.142893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1424.142893][ T10] netlink_rcv_skb+0x130/0x360 [ 1424.142893][ T10] netlink_unicast+0x449/0x710 [ 1424.142893][ T10] netlink_sendmsg+0x723/0xbe0 [ 1424.142893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1424.142893][ T10] ___sys_sendmsg+0xee/0x170 [ 1424.142893][ T10] __sys_sendmsg+0xcd/0x170 [ 1424.142893][ T10] do_syscall_64+0xc6/0x1e0 [ 1424.142893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1424.142893][ T10] [ 1429.518319][ T7154] br0: port 1(vx0) entered blocking state [ 1429.518596][ T7154] br0: port 1(vx0) entered disabled state [ 1429.518789][ T7154] vx0: entered allmulticast mode [ 1429.520000][ T7154] vx0: entered promiscuous mode [ 1429.521854][ T7154] br0: port 1(vx0) entered blocking state [ 1429.522031][ T7154] br0: port 1(vx0) entered forwarding state [ 1433.715761][ T7185] veth0: renamed from veth1 [ 1434.279822][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1434.280129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.280129][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1434.280129][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1434.280129][ T10] fib6_nh_init+0xa22/0x1580 [ 1434.280129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.280129][ T10] ip6_route_add+0x1c/0x140 [ 1434.280129][ T10] inet6_rtm_newroute+0x104/0x110 [ 1434.280129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.280129][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.280129][ T10] netlink_unicast+0x449/0x710 [ 1434.280129][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.280129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.280129][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.280129][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.280129][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.280129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.280129][ T10] [ 1434.282125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.282125][ T10] dst_init+0x84/0x4a0 [ 1434.282125][ T10] dst_alloc+0x97/0x150 [ 1434.282125][ T10] ip6_dst_alloc+0x23/0x90 [ 1434.282125][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1434.282125][ T10] ip6_pol_route+0x56f/0x840 [ 1434.282125][ T10] fib6_rule_lookup+0x456/0x630 [ 1434.282125][ T10] ip6_route_input+0x59c/0xa50 [ 1434.282125][ T10] ipv6_rcv+0x397/0x810 [ 1434.282125][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1434.282125][ T10] process_backlog+0x101/0x620 [ 1434.282125][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1434.282125][ T10] net_rx_action+0x495/0xbe0 [ 1434.282125][ T10] __do_softirq+0x1b5/0x7f6 [ 1434.282125][ T10] [ 1434.283814][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.283814][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.283814][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.283814][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.283814][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1434.283814][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1434.283814][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1434.283814][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1434.283814][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1434.283814][ T10] addrconf_dad_begin+0x310/0x670 [ 1434.283814][ T10] addrconf_dad_work+0x10b/0xab0 [ 1434.283814][ T10] process_one_work+0x84d/0x18a0 [ 1434.283814][ T10] worker_thread+0x587/0xd30 [ 1434.283814][ T10] kthread+0x28a/0x350 [ 1434.283814][ T10] ret_from_fork+0x31/0x70 [ 1434.283814][ T10] ret_from_fork_asm+0x1a/0x30 [ 1434.283814][ T10] [ 1434.285782][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.285782][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.285782][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.285782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.285782][ T10] ip6_route_add+0x1c/0x140 [ 1434.285782][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1434.285782][ T10] inet6_addr_add+0x4f8/0xa40 [ 1434.285782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.285782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.285782][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.285782][ T10] netlink_unicast+0x449/0x710 [ 1434.285782][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.285782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.285782][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.285782][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.285782][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.285782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.285782][ T10] [ 1434.287844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.287844][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.287844][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.287844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.287844][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1434.287844][ T10] ipv6_add_addr+0x411/0x2000 [ 1434.287844][ T10] inet6_addr_add+0x30e/0xa40 [ 1434.287844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.287844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.287844][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.287844][ T10] netlink_unicast+0x449/0x710 [ 1434.287844][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.287844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.287844][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.287844][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.287844][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.287844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.287844][ T10] [ 1434.289916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.289916][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.289916][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.289916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.289916][ T10] ip6_route_add+0x1c/0x140 [ 1434.289916][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1434.289916][ T10] addrconf_add_dev+0xe2/0x170 [ 1434.289916][ T10] inet6_addr_add+0x12f/0xa40 [ 1434.289916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.289916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.289916][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.289916][ T10] netlink_unicast+0x449/0x710 [ 1434.289916][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.289916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.289916][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.289916][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.289916][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.289916][ T10] [ 1434.291927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.291927][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1434.291927][ T10] ipv6_find_idev+0x102/0x170 [ 1434.291927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.291927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.291927][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.291927][ T10] netlink_unicast+0x449/0x710 [ 1434.291927][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.291927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.291927][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.291927][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.291927][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.291927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.291927][ T10] [ 1434.293502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1434.293502][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1434.293502][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1434.293502][ T10] ipv6_find_idev+0x102/0x170 [ 1434.293502][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.293502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.293502][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.293502][ T10] netlink_unicast+0x449/0x710 [ 1434.293502][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.293502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.293502][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.293502][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.293502][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.293502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.293502][ T10] [ 1434.295215][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1434.295494][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1434.295494][ T10] dst_init+0x84/0x4a0 [ 1434.295494][ T10] dst_alloc+0x97/0x150 [ 1434.295494][ T10] ip6_dst_alloc+0x23/0x90 [ 1434.295494][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1434.295494][ T10] ip6_pol_route+0x56f/0x840 [ 1434.295494][ T10] fib6_rule_lookup+0x456/0x630 [ 1434.295494][ T10] ip6_route_input+0x59c/0xa50 [ 1434.295494][ T10] ipv6_rcv+0x397/0x810 [ 1434.295494][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1434.295494][ T10] process_backlog+0x101/0x620 [ 1434.295494][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1434.295494][ T10] net_rx_action+0x495/0xbe0 [ 1434.295494][ T10] __do_softirq+0x1b5/0x7f6 [ 1434.295494][ T10] [ 1434.297205][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.297205][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1434.297205][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1434.297205][ T10] fib6_nh_init+0xa22/0x1580 [ 1434.297205][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.297205][ T10] ip6_route_add+0x1c/0x140 [ 1434.297205][ T10] inet6_rtm_newroute+0x104/0x110 [ 1434.297205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.297205][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.297205][ T10] netlink_unicast+0x449/0x710 [ 1434.297205][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.297205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.297205][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.297205][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.297205][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.297205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.297205][ T10] [ 1434.299429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.299429][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.299429][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.299429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.299429][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1434.299429][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1434.299429][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1434.299429][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1434.299429][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1434.299429][ T10] addrconf_dad_begin+0x310/0x670 [ 1434.299429][ T10] addrconf_dad_work+0x10b/0xab0 [ 1434.299429][ T10] process_one_work+0x84d/0x18a0 [ 1434.299429][ T10] worker_thread+0x587/0xd30 [ 1434.299429][ T10] kthread+0x28a/0x350 [ 1434.299429][ T10] ret_from_fork+0x31/0x70 [ 1434.299429][ T10] ret_from_fork_asm+0x1a/0x30 [ 1434.299429][ T10] [ 1434.301666][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.301666][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.301666][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.301666][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.301666][ T10] ip6_route_add+0x1c/0x140 [ 1434.301666][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1434.301666][ T10] inet6_addr_add+0x4f8/0xa40 [ 1434.301666][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.301666][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.301666][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.301666][ T10] netlink_unicast+0x449/0x710 [ 1434.301666][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.301666][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.301666][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.301666][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.301666][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.301666][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.301666][ T10] [ 1434.303933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.303933][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.303933][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.303933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.303933][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1434.303933][ T10] ipv6_add_addr+0x411/0x2000 [ 1434.303933][ T10] inet6_addr_add+0x30e/0xa40 [ 1434.303933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.303933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.303933][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.303933][ T10] netlink_unicast+0x449/0x710 [ 1434.303933][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.303933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.303933][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.303933][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.303933][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.303933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.303933][ T10] [ 1434.306339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.306339][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.306339][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.306339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.306339][ T10] ip6_route_add+0x1c/0x140 [ 1434.306339][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1434.306339][ T10] addrconf_add_dev+0xe2/0x170 [ 1434.306339][ T10] inet6_addr_add+0x12f/0xa40 [ 1434.306339][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.306339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.306339][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.306339][ T10] netlink_unicast+0x449/0x710 [ 1434.306339][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.306339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.306339][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.306339][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.306339][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.306339][ T10] [ 1434.308696][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.308696][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1434.308696][ T10] ipv6_find_idev+0x102/0x170 [ 1434.308696][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.308696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.308696][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.308696][ T10] netlink_unicast+0x449/0x710 [ 1434.308696][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.308696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.308696][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.308696][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.308696][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.308696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.308696][ T10] [ 1434.310435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1434.310435][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1434.310435][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1434.310435][ T10] ipv6_find_idev+0x102/0x170 [ 1434.310435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.310435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.310435][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.310435][ T10] netlink_unicast+0x449/0x710 [ 1434.310435][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.310435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.310435][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.310435][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.310435][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.310435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.310435][ T10] [ 1434.312335][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1434.312644][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1434.312644][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.312644][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.312644][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.312644][ T10] ip6_route_add+0x1c/0x140 [ 1434.312644][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1434.312644][ T10] inet6_addr_add+0x4f8/0xa40 [ 1434.312644][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.312644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.312644][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.312644][ T10] netlink_unicast+0x449/0x710 [ 1434.312644][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.312644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.312644][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.312644][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.312644][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.312644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.312644][ T10] [ 1434.314834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1434.314834][ T10] netdev_get_by_index+0x5e/0x80 [ 1434.314834][ T10] fib6_nh_init+0x3d8/0x1580 [ 1434.314834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1434.314834][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1434.314834][ T10] ipv6_add_addr+0x411/0x2000 [ 1434.314834][ T10] inet6_addr_add+0x30e/0xa40 [ 1434.314834][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1434.314834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.314834][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.314834][ T10] netlink_unicast+0x449/0x710 [ 1434.314834][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.314834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.314834][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.314834][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.314834][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.314834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.314834][ T10] [ 1434.316983][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1434.316983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1434.316983][ T10] ipv6_find_idev+0x102/0x170 [ 1434.316983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.316983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.316983][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.316983][ T10] netlink_unicast+0x449/0x710 [ 1434.316983][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.316983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.316983][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.316983][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.316983][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.316983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.316983][ T10] [ 1434.318735][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1434.318735][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1434.318735][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1434.318735][ T10] ipv6_find_idev+0x102/0x170 [ 1434.318735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1434.318735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1434.318735][ T10] netlink_rcv_skb+0x130/0x360 [ 1434.318735][ T10] netlink_unicast+0x449/0x710 [ 1434.318735][ T10] netlink_sendmsg+0x723/0xbe0 [ 1434.318735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1434.318735][ T10] ___sys_sendmsg+0xee/0x170 [ 1434.318735][ T10] __sys_sendmsg+0xcd/0x170 [ 1434.318735][ T10] do_syscall_64+0xc6/0x1e0 [ 1434.318735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1434.318735][ T10] [ 1437.664581][ T7212] br0: port 1(vx0) entered blocking state [ 1437.664792][ T7212] br0: port 1(vx0) entered disabled state [ 1437.664991][ T7212] vx0: entered allmulticast mode [ 1437.666148][ T7212] vx0: entered promiscuous mode [ 1437.667995][ T7212] br0: port 1(vx0) entered blocking state [ 1437.668170][ T7212] br0: port 1(vx0) entered forwarding state [ 1443.259085][ T7242] br0: port 1(vx0) entered blocking state [ 1443.259291][ T7242] br0: port 1(vx0) entered disabled state [ 1443.259472][ T7242] vx0: entered allmulticast mode [ 1443.261200][ T7242] vx0: entered promiscuous mode [ 1443.263054][ T7242] br0: port 1(vx0) entered blocking state [ 1443.263229][ T7242] br0: port 1(vx0) entered forwarding state [ 1444.463833][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1444.464163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.464163][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1444.464163][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1444.464163][ T10] fib6_nh_init+0xa22/0x1580 [ 1444.464163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.464163][ T10] ip6_route_add+0x1c/0x140 [ 1444.464163][ T10] inet6_rtm_newroute+0x104/0x110 [ 1444.464163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.464163][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.464163][ T10] netlink_unicast+0x449/0x710 [ 1444.464163][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.464163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.464163][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.464163][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.464163][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.464163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.464163][ T10] [ 1444.466400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.466400][ T10] dst_init+0x84/0x4a0 [ 1444.466400][ T10] dst_alloc+0x97/0x150 [ 1444.466400][ T10] ip6_dst_alloc+0x23/0x90 [ 1444.466400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1444.466400][ T10] ip6_pol_route+0x56f/0x840 [ 1444.466400][ T10] fib6_rule_lookup+0x456/0x630 [ 1444.466400][ T10] ip6_route_input+0x59c/0xa50 [ 1444.466400][ T10] ipv6_rcv+0x397/0x810 [ 1444.466400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1444.466400][ T10] process_backlog+0x101/0x620 [ 1444.466400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1444.466400][ T10] net_rx_action+0x495/0xbe0 [ 1444.466400][ T10] __do_softirq+0x1b5/0x7f6 [ 1444.466400][ T10] [ 1444.468365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.468365][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.468365][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.468365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.468365][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1444.468365][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1444.468365][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1444.468365][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1444.468365][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1444.468365][ T10] addrconf_dad_begin+0x310/0x670 [ 1444.468365][ T10] addrconf_dad_work+0x10b/0xab0 [ 1444.468365][ T10] process_one_work+0x84d/0x18a0 [ 1444.468365][ T10] worker_thread+0x587/0xd30 [ 1444.468365][ T10] kthread+0x28a/0x350 [ 1444.468365][ T10] ret_from_fork+0x31/0x70 [ 1444.468365][ T10] ret_from_fork_asm+0x1a/0x30 [ 1444.468365][ T10] [ 1444.470592][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.470592][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.470592][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.470592][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.470592][ T10] ip6_route_add+0x1c/0x140 [ 1444.470592][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1444.470592][ T10] inet6_addr_add+0x4f8/0xa40 [ 1444.470592][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.470592][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.470592][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.470592][ T10] netlink_unicast+0x449/0x710 [ 1444.470592][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.470592][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.470592][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.470592][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.470592][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.470592][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.470592][ T10] [ 1444.472933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.472933][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.472933][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.472933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.472933][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1444.472933][ T10] ipv6_add_addr+0x411/0x2000 [ 1444.472933][ T10] inet6_addr_add+0x30e/0xa40 [ 1444.472933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.472933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.472933][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.472933][ T10] netlink_unicast+0x449/0x710 [ 1444.472933][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.472933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.472933][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.472933][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.472933][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.472933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.472933][ T10] [ 1444.475197][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.475197][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.475197][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.475197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.475197][ T10] ip6_route_add+0x1c/0x140 [ 1444.475197][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1444.475197][ T10] addrconf_add_dev+0xe2/0x170 [ 1444.475197][ T10] inet6_addr_add+0x12f/0xa40 [ 1444.475197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.475197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.475197][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.475197][ T10] netlink_unicast+0x449/0x710 [ 1444.475197][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.475197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.475197][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.475197][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.475197][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.475197][ T10] [ 1444.477528][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.477528][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1444.477528][ T10] ipv6_find_idev+0x102/0x170 [ 1444.477528][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.477528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.477528][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.477528][ T10] netlink_unicast+0x449/0x710 [ 1444.477528][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.477528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.477528][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.477528][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.477528][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.477528][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.477528][ T10] [ 1444.479331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1444.479331][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1444.479331][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1444.479331][ T10] ipv6_find_idev+0x102/0x170 [ 1444.479331][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.479331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.479331][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.479331][ T10] netlink_unicast+0x449/0x710 [ 1444.479331][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.479331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.479331][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.479331][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.479331][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.479331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.479331][ T10] [ 1444.481279][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1444.481585][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1444.481585][ T10] dst_init+0x84/0x4a0 [ 1444.481585][ T10] dst_alloc+0x97/0x150 [ 1444.481585][ T10] ip6_dst_alloc+0x23/0x90 [ 1444.481585][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1444.481585][ T10] ip6_pol_route+0x56f/0x840 [ 1444.481585][ T10] fib6_rule_lookup+0x456/0x630 [ 1444.481585][ T10] ip6_route_input+0x59c/0xa50 [ 1444.481585][ T10] ipv6_rcv+0x397/0x810 [ 1444.481585][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1444.481585][ T10] process_backlog+0x101/0x620 [ 1444.481585][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1444.481585][ T10] net_rx_action+0x495/0xbe0 [ 1444.481585][ T10] __do_softirq+0x1b5/0x7f6 [ 1444.481585][ T10] [ 1444.483609][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.483609][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1444.483609][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1444.483609][ T10] fib6_nh_init+0xa22/0x1580 [ 1444.483609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.483609][ T10] ip6_route_add+0x1c/0x140 [ 1444.483609][ T10] inet6_rtm_newroute+0x104/0x110 [ 1444.483609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.483609][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.483609][ T10] netlink_unicast+0x449/0x710 [ 1444.483609][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.483609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.483609][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.483609][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.483609][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.483609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.483609][ T10] [ 1444.485960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.485960][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.485960][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.485960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.485960][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1444.485960][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1444.485960][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1444.485960][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1444.485960][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1444.485960][ T10] addrconf_dad_begin+0x310/0x670 [ 1444.485960][ T10] addrconf_dad_work+0x10b/0xab0 [ 1444.485960][ T10] process_one_work+0x84d/0x18a0 [ 1444.485960][ T10] worker_thread+0x587/0xd30 [ 1444.485960][ T10] kthread+0x28a/0x350 [ 1444.485960][ T10] ret_from_fork+0x31/0x70 [ 1444.485960][ T10] ret_from_fork_asm+0x1a/0x30 [ 1444.485960][ T10] [ 1444.488102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.488102][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.488102][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.488102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.488102][ T10] ip6_route_add+0x1c/0x140 [ 1444.488102][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1444.488102][ T10] inet6_addr_add+0x4f8/0xa40 [ 1444.488102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.488102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.488102][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.488102][ T10] netlink_unicast+0x449/0x710 [ 1444.488102][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.488102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.488102][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.488102][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.488102][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.488102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.488102][ T10] [ 1444.490411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.490411][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.490411][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.490411][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.490411][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1444.490411][ T10] ipv6_add_addr+0x411/0x2000 [ 1444.490411][ T10] inet6_addr_add+0x30e/0xa40 [ 1444.490411][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.490411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.490411][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.490411][ T10] netlink_unicast+0x449/0x710 [ 1444.490411][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.490411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.490411][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.490411][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.490411][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.490411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.490411][ T10] [ 1444.492850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.492850][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.492850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.492850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.492850][ T10] ip6_route_add+0x1c/0x140 [ 1444.492850][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1444.492850][ T10] addrconf_add_dev+0xe2/0x170 [ 1444.492850][ T10] inet6_addr_add+0x12f/0xa40 [ 1444.492850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.492850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.492850][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.492850][ T10] netlink_unicast+0x449/0x710 [ 1444.492850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.492850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.492850][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.492850][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.492850][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.492850][ T10] [ 1444.495349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.495349][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1444.495349][ T10] ipv6_find_idev+0x102/0x170 [ 1444.495349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.495349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.495349][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.495349][ T10] netlink_unicast+0x449/0x710 [ 1444.495349][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.495349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.495349][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.495349][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.495349][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.495349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.495349][ T10] [ 1444.497135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1444.497135][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1444.497135][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1444.497135][ T10] ipv6_find_idev+0x102/0x170 [ 1444.497135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.497135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.497135][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.497135][ T10] netlink_unicast+0x449/0x710 [ 1444.497135][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.497135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.497135][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.497135][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.497135][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.497135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.497135][ T10] [ 1444.499294][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1444.499623][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1444.499623][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.499623][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.499623][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.499623][ T10] ip6_route_add+0x1c/0x140 [ 1444.499623][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1444.499623][ T10] inet6_addr_add+0x4f8/0xa40 [ 1444.499623][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.499623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.499623][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.499623][ T10] netlink_unicast+0x449/0x710 [ 1444.499623][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.499623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.499623][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.499623][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.499623][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.499623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.499623][ T10] [ 1444.502110][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1444.502110][ T10] netdev_get_by_index+0x5e/0x80 [ 1444.502110][ T10] fib6_nh_init+0x3d8/0x1580 [ 1444.502110][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1444.502110][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1444.502110][ T10] ipv6_add_addr+0x411/0x2000 [ 1444.502110][ T10] inet6_addr_add+0x30e/0xa40 [ 1444.502110][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1444.502110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.502110][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.502110][ T10] netlink_unicast+0x449/0x710 [ 1444.502110][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.502110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.502110][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.502110][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.502110][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.502110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.502110][ T10] [ 1444.504716][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1444.504716][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1444.504716][ T10] ipv6_find_idev+0x102/0x170 [ 1444.504716][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.504716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.504716][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.504716][ T10] netlink_unicast+0x449/0x710 [ 1444.504716][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.504716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.504716][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.504716][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.504716][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.504716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.504716][ T10] [ 1444.506541][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1444.506541][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1444.506541][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1444.506541][ T10] ipv6_find_idev+0x102/0x170 [ 1444.506541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1444.506541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1444.506541][ T10] netlink_rcv_skb+0x130/0x360 [ 1444.506541][ T10] netlink_unicast+0x449/0x710 [ 1444.506541][ T10] netlink_sendmsg+0x723/0xbe0 [ 1444.506541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1444.506541][ T10] ___sys_sendmsg+0xee/0x170 [ 1444.506541][ T10] __sys_sendmsg+0xcd/0x170 [ 1444.506541][ T10] do_syscall_64+0xc6/0x1e0 [ 1444.506541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1444.506541][ T10] [ 1454.550825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1454.551157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.551157][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1454.551157][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1454.551157][ T10] fib6_nh_init+0xa22/0x1580 [ 1454.551157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.551157][ T10] ip6_route_add+0x1c/0x140 [ 1454.551157][ T10] inet6_rtm_newroute+0x104/0x110 [ 1454.551157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.551157][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.551157][ T10] netlink_unicast+0x449/0x710 [ 1454.551157][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.551157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.551157][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.551157][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.551157][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.551157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.551157][ T10] [ 1454.553276][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.553276][ T10] dst_init+0x84/0x4a0 [ 1454.553276][ T10] dst_alloc+0x97/0x150 [ 1454.553276][ T10] ip6_dst_alloc+0x23/0x90 [ 1454.553276][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1454.553276][ T10] ip6_pol_route+0x56f/0x840 [ 1454.553276][ T10] fib6_rule_lookup+0x456/0x630 [ 1454.553276][ T10] ip6_route_input+0x59c/0xa50 [ 1454.553276][ T10] ipv6_rcv+0x397/0x810 [ 1454.553276][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1454.553276][ T10] process_backlog+0x101/0x620 [ 1454.553276][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1454.553276][ T10] net_rx_action+0x495/0xbe0 [ 1454.553276][ T10] __do_softirq+0x1b5/0x7f6 [ 1454.553276][ T10] [ 1454.555078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.555078][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.555078][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.555078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.555078][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1454.555078][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1454.555078][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1454.555078][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1454.555078][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1454.555078][ T10] addrconf_dad_begin+0x310/0x670 [ 1454.555078][ T10] addrconf_dad_work+0x10b/0xab0 [ 1454.555078][ T10] process_one_work+0x84d/0x18a0 [ 1454.555078][ T10] worker_thread+0x587/0xd30 [ 1454.555078][ T10] kthread+0x28a/0x350 [ 1454.555078][ T10] ret_from_fork+0x31/0x70 [ 1454.555078][ T10] ret_from_fork_asm+0x1a/0x30 [ 1454.555078][ T10] [ 1454.557185][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.557185][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.557185][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.557185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.557185][ T10] ip6_route_add+0x1c/0x140 [ 1454.557185][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1454.557185][ T10] inet6_addr_add+0x4f8/0xa40 [ 1454.557185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.557185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.557185][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.557185][ T10] netlink_unicast+0x449/0x710 [ 1454.557185][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.557185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.557185][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.557185][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.557185][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.557185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.557185][ T10] [ 1454.559404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.559404][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.559404][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.559404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.559404][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1454.559404][ T10] ipv6_add_addr+0x411/0x2000 [ 1454.559404][ T10] inet6_addr_add+0x30e/0xa40 [ 1454.559404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.559404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.559404][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.559404][ T10] netlink_unicast+0x449/0x710 [ 1454.559404][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.559404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.559404][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.559404][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.559404][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.559404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.559404][ T10] [ 1454.561610][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.561610][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.561610][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.561610][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.561610][ T10] ip6_route_add+0x1c/0x140 [ 1454.561610][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1454.561610][ T10] addrconf_add_dev+0xe2/0x170 [ 1454.561610][ T10] inet6_addr_add+0x12f/0xa40 [ 1454.561610][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.561610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.561610][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.561610][ T10] netlink_unicast+0x449/0x710 [ 1454.561610][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.561610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.561610][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.561610][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.561610][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.561610][ T10] [ 1454.563777][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.563777][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1454.563777][ T10] ipv6_find_idev+0x102/0x170 [ 1454.563777][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.563777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.563777][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.563777][ T10] netlink_unicast+0x449/0x710 [ 1454.563777][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.563777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.563777][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.563777][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.563777][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.563777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.563777][ T10] [ 1454.565486][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1454.565486][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1454.565486][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1454.565486][ T10] ipv6_find_idev+0x102/0x170 [ 1454.565486][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.565486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.565486][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.565486][ T10] netlink_unicast+0x449/0x710 [ 1454.565486][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.565486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.565486][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.565486][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.565486][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.565486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.565486][ T10] [ 1454.567366][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1454.567668][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1454.567668][ T10] dst_init+0x84/0x4a0 [ 1454.567668][ T10] dst_alloc+0x97/0x150 [ 1454.567668][ T10] ip6_dst_alloc+0x23/0x90 [ 1454.567668][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1454.567668][ T10] ip6_pol_route+0x56f/0x840 [ 1454.567668][ T10] fib6_rule_lookup+0x456/0x630 [ 1454.567668][ T10] ip6_route_input+0x59c/0xa50 [ 1454.567668][ T10] ipv6_rcv+0x397/0x810 [ 1454.567668][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1454.567668][ T10] process_backlog+0x101/0x620 [ 1454.567668][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1454.567668][ T10] net_rx_action+0x495/0xbe0 [ 1454.567668][ T10] __do_softirq+0x1b5/0x7f6 [ 1454.567668][ T10] [ 1454.569497][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.569497][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1454.569497][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1454.569497][ T10] fib6_nh_init+0xa22/0x1580 [ 1454.569497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.569497][ T10] ip6_route_add+0x1c/0x140 [ 1454.569497][ T10] inet6_rtm_newroute+0x104/0x110 [ 1454.569497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.569497][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.569497][ T10] netlink_unicast+0x449/0x710 [ 1454.569497][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.569497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.569497][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.569497][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.569497][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.569497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.569497][ T10] [ 1454.571770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.571770][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.571770][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.571770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.571770][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1454.571770][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1454.571770][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1454.571770][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1454.571770][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1454.571770][ T10] addrconf_dad_begin+0x310/0x670 [ 1454.571770][ T10] addrconf_dad_work+0x10b/0xab0 [ 1454.571770][ T10] process_one_work+0x84d/0x18a0 [ 1454.571770][ T10] worker_thread+0x587/0xd30 [ 1454.571770][ T10] kthread+0x28a/0x350 [ 1454.571770][ T10] ret_from_fork+0x31/0x70 [ 1454.571770][ T10] ret_from_fork_asm+0x1a/0x30 [ 1454.571770][ T10] [ 1454.574145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.574145][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.574145][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.574145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.574145][ T10] ip6_route_add+0x1c/0x140 [ 1454.574145][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1454.574145][ T10] inet6_addr_add+0x4f8/0xa40 [ 1454.574145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.574145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.574145][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.574145][ T10] netlink_unicast+0x449/0x710 [ 1454.574145][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.574145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.574145][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.574145][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.574145][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.574145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.574145][ T10] [ 1454.576690][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.576690][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.576690][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.576690][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.576690][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1454.576690][ T10] ipv6_add_addr+0x411/0x2000 [ 1454.576690][ T10] inet6_addr_add+0x30e/0xa40 [ 1454.576690][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.576690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.576690][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.576690][ T10] netlink_unicast+0x449/0x710 [ 1454.576690][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.576690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.576690][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.576690][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.576690][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.576690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.576690][ T10] [ 1454.579105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.579105][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.579105][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.579105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.579105][ T10] ip6_route_add+0x1c/0x140 [ 1454.579105][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1454.579105][ T10] addrconf_add_dev+0xe2/0x170 [ 1454.579105][ T10] inet6_addr_add+0x12f/0xa40 [ 1454.579105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.579105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.579105][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.579105][ T10] netlink_unicast+0x449/0x710 [ 1454.579105][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.579105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.579105][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.579105][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.579105][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.579105][ T10] [ 1454.581542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.581542][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1454.581542][ T10] ipv6_find_idev+0x102/0x170 [ 1454.581542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.581542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.581542][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.581542][ T10] netlink_unicast+0x449/0x710 [ 1454.581542][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.581542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.581542][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.581542][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.581542][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.581542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.581542][ T10] [ 1454.583387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1454.583387][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1454.583387][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1454.583387][ T10] ipv6_find_idev+0x102/0x170 [ 1454.583387][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.583387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.583387][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.583387][ T10] netlink_unicast+0x449/0x710 [ 1454.583387][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.583387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.583387][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.583387][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.583387][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.583387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.583387][ T10] [ 1454.585514][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1454.585779][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1454.585779][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.585779][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.585779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.585779][ T10] ip6_route_add+0x1c/0x140 [ 1454.585779][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1454.585779][ T10] inet6_addr_add+0x4f8/0xa40 [ 1454.585779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.585779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.585779][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.585779][ T10] netlink_unicast+0x449/0x710 [ 1454.585779][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.585779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.585779][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.585779][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.585779][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.585779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.585779][ T10] [ 1454.588322][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1454.588322][ T10] netdev_get_by_index+0x5e/0x80 [ 1454.588322][ T10] fib6_nh_init+0x3d8/0x1580 [ 1454.588322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1454.588322][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1454.588322][ T10] ipv6_add_addr+0x411/0x2000 [ 1454.588322][ T10] inet6_addr_add+0x30e/0xa40 [ 1454.588322][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1454.588322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.588322][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.588322][ T10] netlink_unicast+0x449/0x710 [ 1454.588322][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.588322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.588322][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.588322][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.588322][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.588322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.588322][ T10] [ 1454.590791][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1454.590791][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1454.590791][ T10] ipv6_find_idev+0x102/0x170 [ 1454.590791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.590791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.590791][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.590791][ T10] netlink_unicast+0x449/0x710 [ 1454.590791][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.590791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.590791][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.590791][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.590791][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.590791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.590791][ T10] [ 1454.592628][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1454.592628][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1454.592628][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1454.592628][ T10] ipv6_find_idev+0x102/0x170 [ 1454.592628][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1454.592628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1454.592628][ T10] netlink_rcv_skb+0x130/0x360 [ 1454.592628][ T10] netlink_unicast+0x449/0x710 [ 1454.592628][ T10] netlink_sendmsg+0x723/0xbe0 [ 1454.592628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1454.592628][ T10] ___sys_sendmsg+0xee/0x170 [ 1454.592628][ T10] __sys_sendmsg+0xcd/0x170 [ 1454.592628][ T10] do_syscall_64+0xc6/0x1e0 [ 1454.592628][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1454.592628][ T10] [ 1464.735864][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1464.736201][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.736201][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1464.736201][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1464.736201][ T10] fib6_nh_init+0xa22/0x1580 [ 1464.736201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.736201][ T10] ip6_route_add+0x1c/0x140 [ 1464.736201][ T10] inet6_rtm_newroute+0x104/0x110 [ 1464.736201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.736201][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.736201][ T10] netlink_unicast+0x449/0x710 [ 1464.736201][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.736201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.736201][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.736201][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.736201][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.736201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.736201][ T10] [ 1464.738473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.738473][ T10] dst_init+0x84/0x4a0 [ 1464.738473][ T10] dst_alloc+0x97/0x150 [ 1464.738473][ T10] ip6_dst_alloc+0x23/0x90 [ 1464.738473][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1464.738473][ T10] ip6_pol_route+0x56f/0x840 [ 1464.738473][ T10] fib6_rule_lookup+0x456/0x630 [ 1464.738473][ T10] ip6_route_input+0x59c/0xa50 [ 1464.738473][ T10] ipv6_rcv+0x397/0x810 [ 1464.738473][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1464.738473][ T10] process_backlog+0x101/0x620 [ 1464.738473][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1464.738473][ T10] net_rx_action+0x495/0xbe0 [ 1464.738473][ T10] __do_softirq+0x1b5/0x7f6 [ 1464.738473][ T10] [ 1464.740473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.740473][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.740473][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.740473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.740473][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1464.740473][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1464.740473][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1464.740473][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1464.740473][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1464.740473][ T10] addrconf_dad_begin+0x310/0x670 [ 1464.740473][ T10] addrconf_dad_work+0x10b/0xab0 [ 1464.740473][ T10] process_one_work+0x84d/0x18a0 [ 1464.740473][ T10] worker_thread+0x587/0xd30 [ 1464.740473][ T10] kthread+0x28a/0x350 [ 1464.740473][ T10] ret_from_fork+0x31/0x70 [ 1464.740473][ T10] ret_from_fork_asm+0x1a/0x30 [ 1464.740473][ T10] [ 1464.742737][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.742737][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.742737][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.742737][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.742737][ T10] ip6_route_add+0x1c/0x140 [ 1464.742737][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1464.742737][ T10] inet6_addr_add+0x4f8/0xa40 [ 1464.742737][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.742737][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.742737][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.742737][ T10] netlink_unicast+0x449/0x710 [ 1464.742737][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.742737][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.742737][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.742737][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.742737][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.742737][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.742737][ T10] [ 1464.745134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.745134][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.745134][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.745134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.745134][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1464.745134][ T10] ipv6_add_addr+0x411/0x2000 [ 1464.745134][ T10] inet6_addr_add+0x30e/0xa40 [ 1464.745134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.745134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.745134][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.745134][ T10] netlink_unicast+0x449/0x710 [ 1464.745134][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.745134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.745134][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.745134][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.745134][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.745134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.745134][ T10] [ 1464.747495][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.747495][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.747495][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.747495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.747495][ T10] ip6_route_add+0x1c/0x140 [ 1464.747495][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1464.747495][ T10] addrconf_add_dev+0xe2/0x170 [ 1464.747495][ T10] inet6_addr_add+0x12f/0xa40 [ 1464.747495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.747495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.747495][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.747495][ T10] netlink_unicast+0x449/0x710 [ 1464.747495][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.747495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.747495][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.747495][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.747495][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.747495][ T10] [ 1464.749832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.749832][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1464.749832][ T10] ipv6_find_idev+0x102/0x170 [ 1464.749832][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.749832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.749832][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.749832][ T10] netlink_unicast+0x449/0x710 [ 1464.749832][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.749832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.749832][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.749832][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.749832][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.749832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.749832][ T10] [ 1464.751642][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1464.751642][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1464.751642][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1464.751642][ T10] ipv6_find_idev+0x102/0x170 [ 1464.751642][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.751642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.751642][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.751642][ T10] netlink_unicast+0x449/0x710 [ 1464.751642][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.751642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.751642][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.751642][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.751642][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.751642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.751642][ T10] [ 1464.753620][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1464.753940][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1464.753940][ T10] dst_init+0x84/0x4a0 [ 1464.753940][ T10] dst_alloc+0x97/0x150 [ 1464.753940][ T10] ip6_dst_alloc+0x23/0x90 [ 1464.753940][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1464.753940][ T10] ip6_pol_route+0x56f/0x840 [ 1464.753940][ T10] fib6_rule_lookup+0x456/0x630 [ 1464.753940][ T10] ip6_route_input+0x59c/0xa50 [ 1464.753940][ T10] ipv6_rcv+0x397/0x810 [ 1464.753940][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1464.753940][ T10] process_backlog+0x101/0x620 [ 1464.753940][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1464.753940][ T10] net_rx_action+0x495/0xbe0 [ 1464.753940][ T10] __do_softirq+0x1b5/0x7f6 [ 1464.753940][ T10] [ 1464.755857][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.755857][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1464.755857][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1464.755857][ T10] fib6_nh_init+0xa22/0x1580 [ 1464.755857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.755857][ T10] ip6_route_add+0x1c/0x140 [ 1464.755857][ T10] inet6_rtm_newroute+0x104/0x110 [ 1464.755857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.755857][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.755857][ T10] netlink_unicast+0x449/0x710 [ 1464.755857][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.755857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.755857][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.755857][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.755857][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.755857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.755857][ T10] [ 1464.758199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.758199][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.758199][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.758199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.758199][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1464.758199][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1464.758199][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1464.758199][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1464.758199][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1464.758199][ T10] addrconf_dad_begin+0x310/0x670 [ 1464.758199][ T10] addrconf_dad_work+0x10b/0xab0 [ 1464.758199][ T10] process_one_work+0x84d/0x18a0 [ 1464.758199][ T10] worker_thread+0x587/0xd30 [ 1464.758199][ T10] kthread+0x28a/0x350 [ 1464.758199][ T10] ret_from_fork+0x31/0x70 [ 1464.758199][ T10] ret_from_fork_asm+0x1a/0x30 [ 1464.758199][ T10] [ 1464.760726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.760726][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.760726][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.760726][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.760726][ T10] ip6_route_add+0x1c/0x140 [ 1464.760726][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1464.760726][ T10] inet6_addr_add+0x4f8/0xa40 [ 1464.760726][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.760726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.760726][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.760726][ T10] netlink_unicast+0x449/0x710 [ 1464.760726][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.760726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.760726][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.760726][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.760726][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.760726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.760726][ T10] [ 1464.763267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.763267][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.763267][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.763267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.763267][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1464.763267][ T10] ipv6_add_addr+0x411/0x2000 [ 1464.763267][ T10] inet6_addr_add+0x30e/0xa40 [ 1464.763267][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.763267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.763267][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.763267][ T10] netlink_unicast+0x449/0x710 [ 1464.763267][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.763267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.763267][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.763267][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.763267][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.763267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.763267][ T10] [ 1464.765870][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.765870][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.765870][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.765870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.765870][ T10] ip6_route_add+0x1c/0x140 [ 1464.765870][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1464.765870][ T10] addrconf_add_dev+0xe2/0x170 [ 1464.765870][ T10] inet6_addr_add+0x12f/0xa40 [ 1464.765870][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.765870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.765870][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.765870][ T10] netlink_unicast+0x449/0x710 [ 1464.765870][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.765870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.765870][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.765870][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.765870][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.765870][ T10] [ 1464.768432][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.768432][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1464.768432][ T10] ipv6_find_idev+0x102/0x170 [ 1464.768432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.768432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.768432][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.768432][ T10] netlink_unicast+0x449/0x710 [ 1464.768432][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.768432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.768432][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.768432][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.768432][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.768432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.768432][ T10] [ 1464.770467][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1464.770467][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1464.770467][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1464.770467][ T10] ipv6_find_idev+0x102/0x170 [ 1464.770467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.770467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.770467][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.770467][ T10] netlink_unicast+0x449/0x710 [ 1464.770467][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.770467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.770467][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.770467][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.770467][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.770467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.770467][ T10] [ 1464.772565][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1464.772914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1464.772914][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.772914][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.772914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.772914][ T10] ip6_route_add+0x1c/0x140 [ 1464.772914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1464.772914][ T10] inet6_addr_add+0x4f8/0xa40 [ 1464.772914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.772914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.772914][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.772914][ T10] netlink_unicast+0x449/0x710 [ 1464.772914][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.772914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.772914][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.772914][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.772914][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.772914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.772914][ T10] [ 1464.775439][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1464.775439][ T10] netdev_get_by_index+0x5e/0x80 [ 1464.775439][ T10] fib6_nh_init+0x3d8/0x1580 [ 1464.775439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1464.775439][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1464.775439][ T10] ipv6_add_addr+0x411/0x2000 [ 1464.775439][ T10] inet6_addr_add+0x30e/0xa40 [ 1464.775439][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1464.775439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.775439][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.775439][ T10] netlink_unicast+0x449/0x710 [ 1464.775439][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.775439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.775439][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.775439][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.775439][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.775439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.775439][ T10] [ 1464.777960][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1464.777960][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1464.777960][ T10] ipv6_find_idev+0x102/0x170 [ 1464.777960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.777960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.777960][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.777960][ T10] netlink_unicast+0x449/0x710 [ 1464.777960][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.777960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.777960][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.777960][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.777960][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.777960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.777960][ T10] [ 1464.780000][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1464.780000][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1464.780000][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1464.780000][ T10] ipv6_find_idev+0x102/0x170 [ 1464.780000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1464.780000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1464.780000][ T10] netlink_rcv_skb+0x130/0x360 [ 1464.780000][ T10] netlink_unicast+0x449/0x710 [ 1464.780000][ T10] netlink_sendmsg+0x723/0xbe0 [ 1464.780000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1464.780000][ T10] ___sys_sendmsg+0xee/0x170 [ 1464.780000][ T10] __sys_sendmsg+0xcd/0x170 [ 1464.780000][ T10] do_syscall_64+0xc6/0x1e0 [ 1464.780000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1464.780000][ T10] [ 1466.045250][ T7447] veth0: renamed from veth1 [ 1470.066249][ T7474] br0: port 1(vx0) entered blocking state [ 1470.066533][ T7474] br0: port 1(vx0) entered disabled state [ 1470.066728][ T7474] vx0: entered allmulticast mode [ 1470.067956][ T7474] vx0: entered promiscuous mode [ 1470.069836][ T7474] br0: port 1(vx0) entered blocking state [ 1470.070022][ T7474] br0: port 1(vx0) entered forwarding state [ 1474.918845][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1474.919177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.919177][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1474.919177][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1474.919177][ T10] fib6_nh_init+0xa22/0x1580 [ 1474.919177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.919177][ T10] ip6_route_add+0x1c/0x140 [ 1474.919177][ T10] inet6_rtm_newroute+0x104/0x110 [ 1474.919177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.919177][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.919177][ T10] netlink_unicast+0x449/0x710 [ 1474.919177][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.919177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.919177][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.919177][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.919177][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.919177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.919177][ T10] [ 1474.921400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.921400][ T10] dst_init+0x84/0x4a0 [ 1474.921400][ T10] dst_alloc+0x97/0x150 [ 1474.921400][ T10] ip6_dst_alloc+0x23/0x90 [ 1474.921400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1474.921400][ T10] ip6_pol_route+0x56f/0x840 [ 1474.921400][ T10] fib6_rule_lookup+0x456/0x630 [ 1474.921400][ T10] ip6_route_input+0x59c/0xa50 [ 1474.921400][ T10] ipv6_rcv+0x397/0x810 [ 1474.921400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1474.921400][ T10] process_backlog+0x101/0x620 [ 1474.921400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1474.921400][ T10] net_rx_action+0x495/0xbe0 [ 1474.921400][ T10] __do_softirq+0x1b5/0x7f6 [ 1474.921400][ T10] [ 1474.923281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.923281][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.923281][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.923281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.923281][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1474.923281][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1474.923281][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1474.923281][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1474.923281][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1474.923281][ T10] addrconf_dad_begin+0x310/0x670 [ 1474.923281][ T10] addrconf_dad_work+0x10b/0xab0 [ 1474.923281][ T10] process_one_work+0x84d/0x18a0 [ 1474.923281][ T10] worker_thread+0x587/0xd30 [ 1474.923281][ T10] kthread+0x28a/0x350 [ 1474.923281][ T10] ret_from_fork+0x31/0x70 [ 1474.923281][ T10] ret_from_fork_asm+0x1a/0x30 [ 1474.923281][ T10] [ 1474.925518][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.925518][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.925518][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.925518][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.925518][ T10] ip6_route_add+0x1c/0x140 [ 1474.925518][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1474.925518][ T10] inet6_addr_add+0x4f8/0xa40 [ 1474.925518][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.925518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.925518][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.925518][ T10] netlink_unicast+0x449/0x710 [ 1474.925518][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.925518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.925518][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.925518][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.925518][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.925518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.925518][ T10] [ 1474.927925][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.927925][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.927925][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.927925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.927925][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1474.927925][ T10] ipv6_add_addr+0x411/0x2000 [ 1474.927925][ T10] inet6_addr_add+0x30e/0xa40 [ 1474.927925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.927925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.927925][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.927925][ T10] netlink_unicast+0x449/0x710 [ 1474.927925][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.927925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.927925][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.927925][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.927925][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.927925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.927925][ T10] [ 1474.930577][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.930577][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.930577][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.930577][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.930577][ T10] ip6_route_add+0x1c/0x140 [ 1474.930577][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1474.930577][ T10] addrconf_add_dev+0xe2/0x170 [ 1474.930577][ T10] inet6_addr_add+0x12f/0xa40 [ 1474.930577][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.930577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.930577][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.930577][ T10] netlink_unicast+0x449/0x710 [ 1474.930577][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.930577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.930577][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.930577][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.930577][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.930577][ T10] [ 1474.933055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.933055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1474.933055][ T10] ipv6_find_idev+0x102/0x170 [ 1474.933055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.933055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.933055][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.933055][ T10] netlink_unicast+0x449/0x710 [ 1474.933055][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.933055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.933055][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.933055][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.933055][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.933055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.933055][ T10] [ 1474.935074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1474.935074][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1474.935074][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1474.935074][ T10] ipv6_find_idev+0x102/0x170 [ 1474.935074][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.935074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.935074][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.935074][ T10] netlink_unicast+0x449/0x710 [ 1474.935074][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.935074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.935074][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.935074][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.935074][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.935074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.935074][ T10] [ 1474.937222][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1474.937529][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1474.937529][ T10] dst_init+0x84/0x4a0 [ 1474.937529][ T10] dst_alloc+0x97/0x150 [ 1474.937529][ T10] ip6_dst_alloc+0x23/0x90 [ 1474.937529][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1474.937529][ T10] ip6_pol_route+0x56f/0x840 [ 1474.937529][ T10] fib6_rule_lookup+0x456/0x630 [ 1474.937529][ T10] ip6_route_input+0x59c/0xa50 [ 1474.937529][ T10] ipv6_rcv+0x397/0x810 [ 1474.937529][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1474.937529][ T10] process_backlog+0x101/0x620 [ 1474.937529][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1474.937529][ T10] net_rx_action+0x495/0xbe0 [ 1474.937529][ T10] __do_softirq+0x1b5/0x7f6 [ 1474.937529][ T10] [ 1474.939597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.939597][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1474.939597][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1474.939597][ T10] fib6_nh_init+0xa22/0x1580 [ 1474.939597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.939597][ T10] ip6_route_add+0x1c/0x140 [ 1474.939597][ T10] inet6_rtm_newroute+0x104/0x110 [ 1474.939597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.939597][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.939597][ T10] netlink_unicast+0x449/0x710 [ 1474.939597][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.939597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.939597][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.939597][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.939597][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.939597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.939597][ T10] [ 1474.941961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.941961][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.941961][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.941961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.941961][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1474.941961][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1474.941961][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1474.941961][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1474.941961][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1474.941961][ T10] addrconf_dad_begin+0x310/0x670 [ 1474.941961][ T10] addrconf_dad_work+0x10b/0xab0 [ 1474.941961][ T10] process_one_work+0x84d/0x18a0 [ 1474.941961][ T10] worker_thread+0x587/0xd30 [ 1474.941961][ T10] kthread+0x28a/0x350 [ 1474.941961][ T10] ret_from_fork+0x31/0x70 [ 1474.941961][ T10] ret_from_fork_asm+0x1a/0x30 [ 1474.941961][ T10] [ 1474.944479][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.944479][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.944479][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.944479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.944479][ T10] ip6_route_add+0x1c/0x140 [ 1474.944479][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1474.944479][ T10] inet6_addr_add+0x4f8/0xa40 [ 1474.944479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.944479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.944479][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.944479][ T10] netlink_unicast+0x449/0x710 [ 1474.944479][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.944479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.944479][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.944479][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.944479][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.944479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.944479][ T10] [ 1474.946956][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.946956][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.946956][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.946956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.946956][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1474.946956][ T10] ipv6_add_addr+0x411/0x2000 [ 1474.946956][ T10] inet6_addr_add+0x30e/0xa40 [ 1474.946956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.946956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.946956][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.946956][ T10] netlink_unicast+0x449/0x710 [ 1474.946956][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.946956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.946956][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.946956][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.946956][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.946956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.946956][ T10] [ 1474.949619][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.949619][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.949619][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.949619][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.949619][ T10] ip6_route_add+0x1c/0x140 [ 1474.949619][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1474.949619][ T10] addrconf_add_dev+0xe2/0x170 [ 1474.949619][ T10] inet6_addr_add+0x12f/0xa40 [ 1474.949619][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.949619][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.949619][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.949619][ T10] netlink_unicast+0x449/0x710 [ 1474.949619][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.949619][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.949619][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.949619][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.949619][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.949619][ T10] [ 1474.952103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.952103][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1474.952103][ T10] ipv6_find_idev+0x102/0x170 [ 1474.952103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.952103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.952103][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.952103][ T10] netlink_unicast+0x449/0x710 [ 1474.952103][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.952103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.952103][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.952103][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.952103][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.952103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.952103][ T10] [ 1474.954085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1474.954085][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1474.954085][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1474.954085][ T10] ipv6_find_idev+0x102/0x170 [ 1474.954085][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.954085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.954085][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.954085][ T10] netlink_unicast+0x449/0x710 [ 1474.954085][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.954085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.954085][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.954085][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.954085][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.954085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.954085][ T10] [ 1474.956275][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1474.956551][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1474.956551][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.956551][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.956551][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.956551][ T10] ip6_route_add+0x1c/0x140 [ 1474.956551][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1474.956551][ T10] inet6_addr_add+0x4f8/0xa40 [ 1474.956551][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.956551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.956551][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.956551][ T10] netlink_unicast+0x449/0x710 [ 1474.956551][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.956551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.956551][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.956551][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.956551][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.956551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.956551][ T10] [ 1474.959149][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1474.959149][ T10] netdev_get_by_index+0x5e/0x80 [ 1474.959149][ T10] fib6_nh_init+0x3d8/0x1580 [ 1474.959149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1474.959149][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1474.959149][ T10] ipv6_add_addr+0x411/0x2000 [ 1474.959149][ T10] inet6_addr_add+0x30e/0xa40 [ 1474.959149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1474.959149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.959149][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.959149][ T10] netlink_unicast+0x449/0x710 [ 1474.959149][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.959149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.959149][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.959149][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.959149][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.959149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.959149][ T10] [ 1474.961693][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1474.961693][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1474.961693][ T10] ipv6_find_idev+0x102/0x170 [ 1474.961693][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.961693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.961693][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.961693][ T10] netlink_unicast+0x449/0x710 [ 1474.961693][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.961693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.961693][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.961693][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.961693][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.961693][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.961693][ T10] [ 1474.963618][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1474.963618][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1474.963618][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1474.963618][ T10] ipv6_find_idev+0x102/0x170 [ 1474.963618][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1474.963618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1474.963618][ T10] netlink_rcv_skb+0x130/0x360 [ 1474.963618][ T10] netlink_unicast+0x449/0x710 [ 1474.963618][ T10] netlink_sendmsg+0x723/0xbe0 [ 1474.963618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1474.963618][ T10] ___sys_sendmsg+0xee/0x170 [ 1474.963618][ T10] __sys_sendmsg+0xcd/0x170 [ 1474.963618][ T10] do_syscall_64+0xc6/0x1e0 [ 1474.963618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1474.963618][ T10] [ 1475.603165][ T7504] br0: port 1(vx0) entered blocking state [ 1475.603432][ T7504] br0: port 1(vx0) entered disabled state [ 1475.603621][ T7504] vx0: entered allmulticast mode [ 1475.604790][ T7504] vx0: entered promiscuous mode [ 1475.606606][ T7504] br0: port 1(vx0) entered blocking state [ 1475.606789][ T7504] br0: port 1(vx0) entered forwarding state [ 1479.845715][ T7535] veth0: renamed from veth1 [ 1483.960326][ T7561] br0: port 1(vx0) entered blocking state [ 1483.960549][ T7561] br0: port 1(vx0) entered disabled state [ 1483.960748][ T7561] vx0: entered allmulticast mode [ 1483.962721][ T7561] vx0: entered promiscuous mode [ 1483.964615][ T7561] br0: port 1(vx0) entered blocking state [ 1483.964816][ T7561] br0: port 1(vx0) entered forwarding state [ 1485.095140][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1485.095450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.095450][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1485.095450][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1485.095450][ T10] fib6_nh_init+0xa22/0x1580 [ 1485.095450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.095450][ T10] ip6_route_add+0x1c/0x140 [ 1485.095450][ T10] inet6_rtm_newroute+0x104/0x110 [ 1485.095450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.095450][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.095450][ T10] netlink_unicast+0x449/0x710 [ 1485.095450][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.095450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.095450][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.095450][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.095450][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.095450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.095450][ T10] [ 1485.097651][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.097651][ T10] dst_init+0x84/0x4a0 [ 1485.097651][ T10] dst_alloc+0x97/0x150 [ 1485.097651][ T10] ip6_dst_alloc+0x23/0x90 [ 1485.097651][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1485.097651][ T10] ip6_pol_route+0x56f/0x840 [ 1485.097651][ T10] fib6_rule_lookup+0x456/0x630 [ 1485.097651][ T10] ip6_route_input+0x59c/0xa50 [ 1485.097651][ T10] ipv6_rcv+0x397/0x810 [ 1485.097651][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1485.097651][ T10] process_backlog+0x101/0x620 [ 1485.097651][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1485.097651][ T10] net_rx_action+0x495/0xbe0 [ 1485.097651][ T10] __do_softirq+0x1b5/0x7f6 [ 1485.097651][ T10] [ 1485.099578][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.099578][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.099578][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.099578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.099578][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1485.099578][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1485.099578][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1485.099578][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1485.099578][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1485.099578][ T10] addrconf_dad_begin+0x310/0x670 [ 1485.099578][ T10] addrconf_dad_work+0x10b/0xab0 [ 1485.099578][ T10] process_one_work+0x84d/0x18a0 [ 1485.099578][ T10] worker_thread+0x587/0xd30 [ 1485.099578][ T10] kthread+0x28a/0x350 [ 1485.099578][ T10] ret_from_fork+0x31/0x70 [ 1485.099578][ T10] ret_from_fork_asm+0x1a/0x30 [ 1485.099578][ T10] [ 1485.101808][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.101808][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.101808][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.101808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.101808][ T10] ip6_route_add+0x1c/0x140 [ 1485.101808][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1485.101808][ T10] inet6_addr_add+0x4f8/0xa40 [ 1485.101808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.101808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.101808][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.101808][ T10] netlink_unicast+0x449/0x710 [ 1485.101808][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.101808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.101808][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.101808][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.101808][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.101808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.101808][ T10] [ 1485.104115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.104115][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.104115][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.104115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.104115][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1485.104115][ T10] ipv6_add_addr+0x411/0x2000 [ 1485.104115][ T10] inet6_addr_add+0x30e/0xa40 [ 1485.104115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.104115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.104115][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.104115][ T10] netlink_unicast+0x449/0x710 [ 1485.104115][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.104115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.104115][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.104115][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.104115][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.104115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.104115][ T10] [ 1485.106408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.106408][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.106408][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.106408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.106408][ T10] ip6_route_add+0x1c/0x140 [ 1485.106408][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1485.106408][ T10] addrconf_add_dev+0xe2/0x170 [ 1485.106408][ T10] inet6_addr_add+0x12f/0xa40 [ 1485.106408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.106408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.106408][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.106408][ T10] netlink_unicast+0x449/0x710 [ 1485.106408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.106408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.106408][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.106408][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.106408][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.106408][ T10] [ 1485.108695][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.108695][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1485.108695][ T10] ipv6_find_idev+0x102/0x170 [ 1485.108695][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.108695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.108695][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.108695][ T10] netlink_unicast+0x449/0x710 [ 1485.108695][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.108695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.108695][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.108695][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.108695][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.108695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.108695][ T10] [ 1485.110481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1485.110481][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1485.110481][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1485.110481][ T10] ipv6_find_idev+0x102/0x170 [ 1485.110481][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.110481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.110481][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.110481][ T10] netlink_unicast+0x449/0x710 [ 1485.110481][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.110481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.110481][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.110481][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.110481][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.110481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.110481][ T10] [ 1485.112794][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1485.113116][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1485.113116][ T10] dst_init+0x84/0x4a0 [ 1485.113116][ T10] dst_alloc+0x97/0x150 [ 1485.113116][ T10] ip6_dst_alloc+0x23/0x90 [ 1485.113116][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1485.113116][ T10] ip6_pol_route+0x56f/0x840 [ 1485.113116][ T10] fib6_rule_lookup+0x456/0x630 [ 1485.113116][ T10] ip6_route_input+0x59c/0xa50 [ 1485.113116][ T10] ipv6_rcv+0x397/0x810 [ 1485.113116][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1485.113116][ T10] process_backlog+0x101/0x620 [ 1485.113116][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1485.113116][ T10] net_rx_action+0x495/0xbe0 [ 1485.113116][ T10] __do_softirq+0x1b5/0x7f6 [ 1485.113116][ T10] [ 1485.115008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.115008][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1485.115008][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1485.115008][ T10] fib6_nh_init+0xa22/0x1580 [ 1485.115008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.115008][ T10] ip6_route_add+0x1c/0x140 [ 1485.115008][ T10] inet6_rtm_newroute+0x104/0x110 [ 1485.115008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.115008][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.115008][ T10] netlink_unicast+0x449/0x710 [ 1485.115008][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.115008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.115008][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.115008][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.115008][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.115008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.115008][ T10] [ 1485.117329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.117329][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.117329][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.117329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.117329][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1485.117329][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1485.117329][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1485.117329][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1485.117329][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1485.117329][ T10] addrconf_dad_begin+0x310/0x670 [ 1485.117329][ T10] addrconf_dad_work+0x10b/0xab0 [ 1485.117329][ T10] process_one_work+0x84d/0x18a0 [ 1485.117329][ T10] worker_thread+0x587/0xd30 [ 1485.117329][ T10] kthread+0x28a/0x350 [ 1485.117329][ T10] ret_from_fork+0x31/0x70 [ 1485.117329][ T10] ret_from_fork_asm+0x1a/0x30 [ 1485.117329][ T10] [ 1485.119734][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.119734][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.119734][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.119734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.119734][ T10] ip6_route_add+0x1c/0x140 [ 1485.119734][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1485.119734][ T10] inet6_addr_add+0x4f8/0xa40 [ 1485.119734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.119734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.119734][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.119734][ T10] netlink_unicast+0x449/0x710 [ 1485.119734][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.119734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.119734][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.119734][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.119734][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.119734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.119734][ T10] [ 1485.122341][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.122341][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.122341][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.122341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.122341][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1485.122341][ T10] ipv6_add_addr+0x411/0x2000 [ 1485.122341][ T10] inet6_addr_add+0x30e/0xa40 [ 1485.122341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.122341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.122341][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.122341][ T10] netlink_unicast+0x449/0x710 [ 1485.122341][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.122341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.122341][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.122341][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.122341][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.122341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.122341][ T10] [ 1485.124875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.124875][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.124875][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.124875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.124875][ T10] ip6_route_add+0x1c/0x140 [ 1485.124875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1485.124875][ T10] addrconf_add_dev+0xe2/0x170 [ 1485.124875][ T10] inet6_addr_add+0x12f/0xa40 [ 1485.124875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.124875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.124875][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.124875][ T10] netlink_unicast+0x449/0x710 [ 1485.124875][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.124875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.124875][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.124875][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.124875][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.124875][ T10] [ 1485.127350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.127350][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1485.127350][ T10] ipv6_find_idev+0x102/0x170 [ 1485.127350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.127350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.127350][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.127350][ T10] netlink_unicast+0x449/0x710 [ 1485.127350][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.127350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.127350][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.127350][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.127350][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.127350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.127350][ T10] [ 1485.129319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1485.129319][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1485.129319][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1485.129319][ T10] ipv6_find_idev+0x102/0x170 [ 1485.129319][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.129319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.129319][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.129319][ T10] netlink_unicast+0x449/0x710 [ 1485.129319][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.129319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.129319][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.129319][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.129319][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.129319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.129319][ T10] [ 1485.131336][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1485.131605][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1485.131605][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.131605][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.131605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.131605][ T10] ip6_route_add+0x1c/0x140 [ 1485.131605][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1485.131605][ T10] inet6_addr_add+0x4f8/0xa40 [ 1485.131605][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.131605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.131605][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.131605][ T10] netlink_unicast+0x449/0x710 [ 1485.131605][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.131605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.131605][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.131605][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.131605][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.131605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.131605][ T10] [ 1485.134159][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1485.134159][ T10] netdev_get_by_index+0x5e/0x80 [ 1485.134159][ T10] fib6_nh_init+0x3d8/0x1580 [ 1485.134159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1485.134159][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1485.134159][ T10] ipv6_add_addr+0x411/0x2000 [ 1485.134159][ T10] inet6_addr_add+0x30e/0xa40 [ 1485.134159][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1485.134159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.134159][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.134159][ T10] netlink_unicast+0x449/0x710 [ 1485.134159][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.134159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.134159][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.134159][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.134159][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.134159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.134159][ T10] [ 1485.136803][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1485.136803][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1485.136803][ T10] ipv6_find_idev+0x102/0x170 [ 1485.136803][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.136803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.136803][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.136803][ T10] netlink_unicast+0x449/0x710 [ 1485.136803][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.136803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.136803][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.136803][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.136803][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.136803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.136803][ T10] [ 1485.138784][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1485.138784][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1485.138784][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1485.138784][ T10] ipv6_find_idev+0x102/0x170 [ 1485.138784][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1485.138784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1485.138784][ T10] netlink_rcv_skb+0x130/0x360 [ 1485.138784][ T10] netlink_unicast+0x449/0x710 [ 1485.138784][ T10] netlink_sendmsg+0x723/0xbe0 [ 1485.138784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1485.138784][ T10] ___sys_sendmsg+0xee/0x170 [ 1485.138784][ T10] __sys_sendmsg+0xcd/0x170 [ 1485.138784][ T10] do_syscall_64+0xc6/0x1e0 [ 1485.138784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1485.138784][ T10] [ 1489.503038][ T7591] br0: port 1(vx0) entered blocking state [ 1489.503306][ T7591] br0: port 1(vx0) entered disabled state [ 1489.503502][ T7591] vx0: entered allmulticast mode [ 1489.504712][ T7591] vx0: entered promiscuous mode [ 1489.506777][ T7591] br0: port 1(vx0) entered blocking state [ 1489.506976][ T7591] br0: port 1(vx0) entered forwarding state [ 1495.222912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1495.223321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.223321][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1495.223321][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1495.223321][ T10] fib6_nh_init+0xa22/0x1580 [ 1495.223321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.223321][ T10] ip6_route_add+0x1c/0x140 [ 1495.223321][ T10] inet6_rtm_newroute+0x104/0x110 [ 1495.223321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.223321][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.223321][ T10] netlink_unicast+0x449/0x710 [ 1495.223321][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.223321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.223321][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.223321][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.223321][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.223321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.223321][ T10] [ 1495.225386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.225386][ T10] dst_init+0x84/0x4a0 [ 1495.225386][ T10] dst_alloc+0x97/0x150 [ 1495.225386][ T10] ip6_dst_alloc+0x23/0x90 [ 1495.225386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1495.225386][ T10] ip6_pol_route+0x56f/0x840 [ 1495.225386][ T10] fib6_rule_lookup+0x456/0x630 [ 1495.225386][ T10] ip6_route_input+0x59c/0xa50 [ 1495.225386][ T10] ipv6_rcv+0x397/0x810 [ 1495.225386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1495.225386][ T10] process_backlog+0x101/0x620 [ 1495.225386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1495.225386][ T10] net_rx_action+0x495/0xbe0 [ 1495.225386][ T10] __do_softirq+0x1b5/0x7f6 [ 1495.225386][ T10] [ 1495.227138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.227138][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.227138][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.227138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.227138][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1495.227138][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1495.227138][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1495.227138][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1495.227138][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1495.227138][ T10] addrconf_dad_begin+0x310/0x670 [ 1495.227138][ T10] addrconf_dad_work+0x10b/0xab0 [ 1495.227138][ T10] process_one_work+0x84d/0x18a0 [ 1495.227138][ T10] worker_thread+0x587/0xd30 [ 1495.227138][ T10] kthread+0x28a/0x350 [ 1495.227138][ T10] ret_from_fork+0x31/0x70 [ 1495.227138][ T10] ret_from_fork_asm+0x1a/0x30 [ 1495.227138][ T10] [ 1495.229163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.229163][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.229163][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.229163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.229163][ T10] ip6_route_add+0x1c/0x140 [ 1495.229163][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1495.229163][ T10] inet6_addr_add+0x4f8/0xa40 [ 1495.229163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.229163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.229163][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.229163][ T10] netlink_unicast+0x449/0x710 [ 1495.229163][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.229163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.229163][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.229163][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.229163][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.229163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.229163][ T10] [ 1495.231298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.231298][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.231298][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.231298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.231298][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1495.231298][ T10] ipv6_add_addr+0x411/0x2000 [ 1495.231298][ T10] inet6_addr_add+0x30e/0xa40 [ 1495.231298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.231298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.231298][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.231298][ T10] netlink_unicast+0x449/0x710 [ 1495.231298][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.231298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.231298][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.231298][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.231298][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.231298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.231298][ T10] [ 1495.233443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.233443][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.233443][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.233443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.233443][ T10] ip6_route_add+0x1c/0x140 [ 1495.233443][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1495.233443][ T10] addrconf_add_dev+0xe2/0x170 [ 1495.233443][ T10] inet6_addr_add+0x12f/0xa40 [ 1495.233443][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.233443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.233443][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.233443][ T10] netlink_unicast+0x449/0x710 [ 1495.233443][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.233443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.233443][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.233443][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.233443][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.233443][ T10] [ 1495.235542][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.235542][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1495.235542][ T10] ipv6_find_idev+0x102/0x170 [ 1495.235542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.235542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.235542][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.235542][ T10] netlink_unicast+0x449/0x710 [ 1495.235542][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.235542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.235542][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.235542][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.235542][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.235542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.235542][ T10] [ 1495.237173][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1495.237173][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1495.237173][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1495.237173][ T10] ipv6_find_idev+0x102/0x170 [ 1495.237173][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.237173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.237173][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.237173][ T10] netlink_unicast+0x449/0x710 [ 1495.237173][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.237173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.237173][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.237173][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.237173][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.237173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.237173][ T10] [ 1495.238989][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1495.239278][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1495.239278][ T10] dst_init+0x84/0x4a0 [ 1495.239278][ T10] dst_alloc+0x97/0x150 [ 1495.239278][ T10] ip6_dst_alloc+0x23/0x90 [ 1495.239278][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1495.239278][ T10] ip6_pol_route+0x56f/0x840 [ 1495.239278][ T10] fib6_rule_lookup+0x456/0x630 [ 1495.239278][ T10] ip6_route_input+0x59c/0xa50 [ 1495.239278][ T10] ipv6_rcv+0x397/0x810 [ 1495.239278][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1495.239278][ T10] process_backlog+0x101/0x620 [ 1495.239278][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1495.239278][ T10] net_rx_action+0x495/0xbe0 [ 1495.239278][ T10] __do_softirq+0x1b5/0x7f6 [ 1495.239278][ T10] [ 1495.241019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.241019][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1495.241019][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1495.241019][ T10] fib6_nh_init+0xa22/0x1580 [ 1495.241019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.241019][ T10] ip6_route_add+0x1c/0x140 [ 1495.241019][ T10] inet6_rtm_newroute+0x104/0x110 [ 1495.241019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.241019][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.241019][ T10] netlink_unicast+0x449/0x710 [ 1495.241019][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.241019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.241019][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.241019][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.241019][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.241019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.241019][ T10] [ 1495.242989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.242989][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.242989][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.242989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.242989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1495.242989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1495.242989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1495.242989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1495.242989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1495.242989][ T10] addrconf_dad_begin+0x310/0x670 [ 1495.242989][ T10] addrconf_dad_work+0x10b/0xab0 [ 1495.242989][ T10] process_one_work+0x84d/0x18a0 [ 1495.242989][ T10] worker_thread+0x587/0xd30 [ 1495.242989][ T10] kthread+0x28a/0x350 [ 1495.242989][ T10] ret_from_fork+0x31/0x70 [ 1495.242989][ T10] ret_from_fork_asm+0x1a/0x30 [ 1495.242989][ T10] [ 1495.244996][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.244996][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.244996][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.244996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.244996][ T10] ip6_route_add+0x1c/0x140 [ 1495.244996][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1495.244996][ T10] inet6_addr_add+0x4f8/0xa40 [ 1495.244996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.244996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.244996][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.244996][ T10] netlink_unicast+0x449/0x710 [ 1495.244996][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.244996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.244996][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.244996][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.244996][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.244996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.244996][ T10] [ 1495.247114][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.247114][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.247114][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.247114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.247114][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1495.247114][ T10] ipv6_add_addr+0x411/0x2000 [ 1495.247114][ T10] inet6_addr_add+0x30e/0xa40 [ 1495.247114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.247114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.247114][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.247114][ T10] netlink_unicast+0x449/0x710 [ 1495.247114][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.247114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.247114][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.247114][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.247114][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.247114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.247114][ T10] [ 1495.249237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.249237][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.249237][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.249237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.249237][ T10] ip6_route_add+0x1c/0x140 [ 1495.249237][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1495.249237][ T10] addrconf_add_dev+0xe2/0x170 [ 1495.249237][ T10] inet6_addr_add+0x12f/0xa40 [ 1495.249237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.249237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.249237][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.249237][ T10] netlink_unicast+0x449/0x710 [ 1495.249237][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.249237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.249237][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.249237][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.249237][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.249237][ T10] [ 1495.251498][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.251498][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1495.251498][ T10] ipv6_find_idev+0x102/0x170 [ 1495.251498][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.251498][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.251498][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.251498][ T10] netlink_unicast+0x449/0x710 [ 1495.251498][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.251498][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.251498][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.251498][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.251498][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.251498][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.251498][ T10] [ 1495.253387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1495.253387][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1495.253387][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1495.253387][ T10] ipv6_find_idev+0x102/0x170 [ 1495.253387][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.253387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.253387][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.253387][ T10] netlink_unicast+0x449/0x710 [ 1495.253387][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.253387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.253387][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.253387][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.253387][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.253387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.253387][ T10] [ 1495.255356][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1495.255671][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1495.255671][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.255671][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.255671][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.255671][ T10] ip6_route_add+0x1c/0x140 [ 1495.255671][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1495.255671][ T10] inet6_addr_add+0x4f8/0xa40 [ 1495.255671][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.255671][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.255671][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.255671][ T10] netlink_unicast+0x449/0x710 [ 1495.255671][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.255671][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.255671][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.255671][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.255671][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.255671][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.255671][ T10] [ 1495.257977][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1495.257977][ T10] netdev_get_by_index+0x5e/0x80 [ 1495.257977][ T10] fib6_nh_init+0x3d8/0x1580 [ 1495.257977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1495.257977][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1495.257977][ T10] ipv6_add_addr+0x411/0x2000 [ 1495.257977][ T10] inet6_addr_add+0x30e/0xa40 [ 1495.257977][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1495.257977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.257977][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.257977][ T10] netlink_unicast+0x449/0x710 [ 1495.257977][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.257977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.257977][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.257977][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.257977][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.257977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.257977][ T10] [ 1495.260345][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1495.260345][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1495.260345][ T10] ipv6_find_idev+0x102/0x170 [ 1495.260345][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.260345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.260345][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.260345][ T10] netlink_unicast+0x449/0x710 [ 1495.260345][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.260345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.260345][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.260345][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.260345][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.260345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.260345][ T10] [ 1495.262226][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1495.262226][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1495.262226][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1495.262226][ T10] ipv6_find_idev+0x102/0x170 [ 1495.262226][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1495.262226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1495.262226][ T10] netlink_rcv_skb+0x130/0x360 [ 1495.262226][ T10] netlink_unicast+0x449/0x710 [ 1495.262226][ T10] netlink_sendmsg+0x723/0xbe0 [ 1495.262226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1495.262226][ T10] ___sys_sendmsg+0xee/0x170 [ 1495.262226][ T10] __sys_sendmsg+0xcd/0x170 [ 1495.262226][ T10] do_syscall_64+0xc6/0x1e0 [ 1495.262226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1495.262226][ T10] [ 1498.352242][ T7624] GACT probability NOT on [ 1505.296215][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1505.296629][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.296629][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1505.296629][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1505.296629][ T10] fib6_nh_init+0xa22/0x1580 [ 1505.296629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.296629][ T10] ip6_route_add+0x1c/0x140 [ 1505.296629][ T10] inet6_rtm_newroute+0x104/0x110 [ 1505.296629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.296629][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.296629][ T10] netlink_unicast+0x449/0x710 [ 1505.296629][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.296629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.296629][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.296629][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.296629][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.296629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.296629][ T10] [ 1505.298899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.298899][ T10] dst_init+0x84/0x4a0 [ 1505.298899][ T10] dst_alloc+0x97/0x150 [ 1505.298899][ T10] ip6_dst_alloc+0x23/0x90 [ 1505.298899][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1505.298899][ T10] ip6_pol_route+0x56f/0x840 [ 1505.298899][ T10] fib6_rule_lookup+0x456/0x630 [ 1505.298899][ T10] ip6_route_input+0x59c/0xa50 [ 1505.298899][ T10] ipv6_rcv+0x397/0x810 [ 1505.298899][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1505.298899][ T10] process_backlog+0x101/0x620 [ 1505.298899][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1505.298899][ T10] net_rx_action+0x495/0xbe0 [ 1505.298899][ T10] __do_softirq+0x1b5/0x7f6 [ 1505.298899][ T10] [ 1505.300827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.300827][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.300827][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.300827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.300827][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1505.300827][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1505.300827][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1505.300827][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1505.300827][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1505.300827][ T10] addrconf_dad_begin+0x310/0x670 [ 1505.300827][ T10] addrconf_dad_work+0x10b/0xab0 [ 1505.300827][ T10] process_one_work+0x84d/0x18a0 [ 1505.300827][ T10] worker_thread+0x587/0xd30 [ 1505.300827][ T10] kthread+0x28a/0x350 [ 1505.300827][ T10] ret_from_fork+0x31/0x70 [ 1505.300827][ T10] ret_from_fork_asm+0x1a/0x30 [ 1505.300827][ T10] [ 1505.303087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.303087][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.303087][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.303087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.303087][ T10] ip6_route_add+0x1c/0x140 [ 1505.303087][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1505.303087][ T10] inet6_addr_add+0x4f8/0xa40 [ 1505.303087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.303087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.303087][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.303087][ T10] netlink_unicast+0x449/0x710 [ 1505.303087][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.303087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.303087][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.303087][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.303087][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.303087][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.303087][ T10] [ 1505.305436][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.305436][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.305436][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.305436][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.305436][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1505.305436][ T10] ipv6_add_addr+0x411/0x2000 [ 1505.305436][ T10] inet6_addr_add+0x30e/0xa40 [ 1505.305436][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.305436][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.305436][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.305436][ T10] netlink_unicast+0x449/0x710 [ 1505.305436][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.305436][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.305436][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.305436][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.305436][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.305436][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.305436][ T10] [ 1505.307766][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.307766][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.307766][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.307766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.307766][ T10] ip6_route_add+0x1c/0x140 [ 1505.307766][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1505.307766][ T10] addrconf_add_dev+0xe2/0x170 [ 1505.307766][ T10] inet6_addr_add+0x12f/0xa40 [ 1505.307766][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.307766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.307766][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.307766][ T10] netlink_unicast+0x449/0x710 [ 1505.307766][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.307766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.307766][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.307766][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.307766][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.307766][ T10] [ 1505.310127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.310127][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1505.310127][ T10] ipv6_find_idev+0x102/0x170 [ 1505.310127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.310127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.310127][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.310127][ T10] netlink_unicast+0x449/0x710 [ 1505.310127][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.310127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.310127][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.310127][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.310127][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.310127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.310127][ T10] [ 1505.311944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1505.311944][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1505.311944][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1505.311944][ T10] ipv6_find_idev+0x102/0x170 [ 1505.311944][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.311944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.311944][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.311944][ T10] netlink_unicast+0x449/0x710 [ 1505.311944][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.311944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.311944][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.311944][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.311944][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.311944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.311944][ T10] [ 1505.313926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1505.314244][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1505.314244][ T10] dst_init+0x84/0x4a0 [ 1505.314244][ T10] dst_alloc+0x97/0x150 [ 1505.314244][ T10] ip6_dst_alloc+0x23/0x90 [ 1505.314244][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1505.314244][ T10] ip6_pol_route+0x56f/0x840 [ 1505.314244][ T10] fib6_rule_lookup+0x456/0x630 [ 1505.314244][ T10] ip6_route_input+0x59c/0xa50 [ 1505.314244][ T10] ipv6_rcv+0x397/0x810 [ 1505.314244][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1505.314244][ T10] process_backlog+0x101/0x620 [ 1505.314244][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1505.314244][ T10] net_rx_action+0x495/0xbe0 [ 1505.314244][ T10] __do_softirq+0x1b5/0x7f6 [ 1505.314244][ T10] [ 1505.316106][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.316106][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1505.316106][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1505.316106][ T10] fib6_nh_init+0xa22/0x1580 [ 1505.316106][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.316106][ T10] ip6_route_add+0x1c/0x140 [ 1505.316106][ T10] inet6_rtm_newroute+0x104/0x110 [ 1505.316106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.316106][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.316106][ T10] netlink_unicast+0x449/0x710 [ 1505.316106][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.316106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.316106][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.316106][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.316106][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.316106][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.316106][ T10] [ 1505.318275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.318275][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.318275][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.318275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.318275][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1505.318275][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1505.318275][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1505.318275][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1505.318275][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1505.318275][ T10] addrconf_dad_begin+0x310/0x670 [ 1505.318275][ T10] addrconf_dad_work+0x10b/0xab0 [ 1505.318275][ T10] process_one_work+0x84d/0x18a0 [ 1505.318275][ T10] worker_thread+0x587/0xd30 [ 1505.318275][ T10] kthread+0x28a/0x350 [ 1505.318275][ T10] ret_from_fork+0x31/0x70 [ 1505.318275][ T10] ret_from_fork_asm+0x1a/0x30 [ 1505.318275][ T10] [ 1505.320497][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.320497][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.320497][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.320497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.320497][ T10] ip6_route_add+0x1c/0x140 [ 1505.320497][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1505.320497][ T10] inet6_addr_add+0x4f8/0xa40 [ 1505.320497][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.320497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.320497][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.320497][ T10] netlink_unicast+0x449/0x710 [ 1505.320497][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.320497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.320497][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.320497][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.320497][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.320497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.320497][ T10] [ 1505.322852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.322852][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.322852][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.322852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.322852][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1505.322852][ T10] ipv6_add_addr+0x411/0x2000 [ 1505.322852][ T10] inet6_addr_add+0x30e/0xa40 [ 1505.322852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.322852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.322852][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.322852][ T10] netlink_unicast+0x449/0x710 [ 1505.322852][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.322852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.322852][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.322852][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.322852][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.322852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.322852][ T10] [ 1505.325184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.325184][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.325184][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.325184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.325184][ T10] ip6_route_add+0x1c/0x140 [ 1505.325184][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1505.325184][ T10] addrconf_add_dev+0xe2/0x170 [ 1505.325184][ T10] inet6_addr_add+0x12f/0xa40 [ 1505.325184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.325184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.325184][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.325184][ T10] netlink_unicast+0x449/0x710 [ 1505.325184][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.325184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.325184][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.325184][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.325184][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.325184][ T10] [ 1505.327660][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.327660][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1505.327660][ T10] ipv6_find_idev+0x102/0x170 [ 1505.327660][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.327660][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.327660][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.327660][ T10] netlink_unicast+0x449/0x710 [ 1505.327660][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.327660][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.327660][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.327660][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.327660][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.327660][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.327660][ T10] [ 1505.329644][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1505.329644][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1505.329644][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1505.329644][ T10] ipv6_find_idev+0x102/0x170 [ 1505.329644][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.329644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.329644][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.329644][ T10] netlink_unicast+0x449/0x710 [ 1505.329644][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.329644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.329644][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.329644][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.329644][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.329644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.329644][ T10] [ 1505.331817][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1505.332093][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1505.332093][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.332093][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.332093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.332093][ T10] ip6_route_add+0x1c/0x140 [ 1505.332093][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1505.332093][ T10] inet6_addr_add+0x4f8/0xa40 [ 1505.332093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.332093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.332093][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.332093][ T10] netlink_unicast+0x449/0x710 [ 1505.332093][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.332093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.332093][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.332093][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.332093][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.332093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.332093][ T10] [ 1505.334611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1505.334611][ T10] netdev_get_by_index+0x5e/0x80 [ 1505.334611][ T10] fib6_nh_init+0x3d8/0x1580 [ 1505.334611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1505.334611][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1505.334611][ T10] ipv6_add_addr+0x411/0x2000 [ 1505.334611][ T10] inet6_addr_add+0x30e/0xa40 [ 1505.334611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1505.334611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.334611][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.334611][ T10] netlink_unicast+0x449/0x710 [ 1505.334611][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.334611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.334611][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.334611][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.334611][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.334611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.334611][ T10] [ 1505.337109][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1505.337109][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1505.337109][ T10] ipv6_find_idev+0x102/0x170 [ 1505.337109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.337109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.337109][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.337109][ T10] netlink_unicast+0x449/0x710 [ 1505.337109][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.337109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.337109][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.337109][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.337109][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.337109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.337109][ T10] [ 1505.339150][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1505.339150][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1505.339150][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1505.339150][ T10] ipv6_find_idev+0x102/0x170 [ 1505.339150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1505.339150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1505.339150][ T10] netlink_rcv_skb+0x130/0x360 [ 1505.339150][ T10] netlink_unicast+0x449/0x710 [ 1505.339150][ T10] netlink_sendmsg+0x723/0xbe0 [ 1505.339150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1505.339150][ T10] ___sys_sendmsg+0xee/0x170 [ 1505.339150][ T10] __sys_sendmsg+0xcd/0x170 [ 1505.339150][ T10] do_syscall_64+0xc6/0x1e0 [ 1505.339150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1505.339150][ T10] [ 1515.582932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1515.583441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.583441][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1515.583441][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1515.583441][ T10] fib6_nh_init+0xa22/0x1580 [ 1515.583441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.583441][ T10] ip6_route_add+0x1c/0x140 [ 1515.583441][ T10] inet6_rtm_newroute+0x104/0x110 [ 1515.583441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.583441][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.583441][ T10] netlink_unicast+0x449/0x710 [ 1515.583441][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.583441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.583441][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.583441][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.583441][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.583441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.583441][ T10] [ 1515.586648][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.586648][ T10] dst_init+0x84/0x4a0 [ 1515.586648][ T10] dst_alloc+0x97/0x150 [ 1515.586648][ T10] ip6_dst_alloc+0x23/0x90 [ 1515.586648][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1515.586648][ T10] ip6_pol_route+0x56f/0x840 [ 1515.586648][ T10] fib6_rule_lookup+0x456/0x630 [ 1515.586648][ T10] ip6_route_input+0x59c/0xa50 [ 1515.586648][ T10] ipv6_rcv+0x397/0x810 [ 1515.586648][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1515.586648][ T10] process_backlog+0x101/0x620 [ 1515.586648][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1515.586648][ T10] net_rx_action+0x495/0xbe0 [ 1515.586648][ T10] __do_softirq+0x1b5/0x7f6 [ 1515.586648][ T10] [ 1515.589402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.589402][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.589402][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.589402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.589402][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1515.589402][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1515.589402][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1515.589402][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1515.589402][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1515.589402][ T10] addrconf_dad_begin+0x310/0x670 [ 1515.589402][ T10] addrconf_dad_work+0x10b/0xab0 [ 1515.589402][ T10] process_one_work+0x84d/0x18a0 [ 1515.589402][ T10] worker_thread+0x587/0xd30 [ 1515.589402][ T10] kthread+0x28a/0x350 [ 1515.589402][ T10] ret_from_fork+0x31/0x70 [ 1515.589402][ T10] ret_from_fork_asm+0x1a/0x30 [ 1515.589402][ T10] [ 1515.592685][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.592685][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.592685][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.592685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.592685][ T10] ip6_route_add+0x1c/0x140 [ 1515.592685][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1515.592685][ T10] inet6_addr_add+0x4f8/0xa40 [ 1515.592685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.592685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.592685][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.592685][ T10] netlink_unicast+0x449/0x710 [ 1515.592685][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.592685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.592685][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.592685][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.592685][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.592685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.592685][ T10] [ 1515.596126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.596126][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.596126][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.596126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.596126][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1515.596126][ T10] ipv6_add_addr+0x411/0x2000 [ 1515.596126][ T10] inet6_addr_add+0x30e/0xa40 [ 1515.596126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.596126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.596126][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.596126][ T10] netlink_unicast+0x449/0x710 [ 1515.596126][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.596126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.596126][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.596126][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.596126][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.596126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.596126][ T10] [ 1515.599451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.599451][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.599451][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.599451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.599451][ T10] ip6_route_add+0x1c/0x140 [ 1515.599451][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1515.599451][ T10] addrconf_add_dev+0xe2/0x170 [ 1515.599451][ T10] inet6_addr_add+0x12f/0xa40 [ 1515.599451][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.599451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.599451][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.599451][ T10] netlink_unicast+0x449/0x710 [ 1515.599451][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.599451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.599451][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.599451][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.599451][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.599451][ T10] [ 1515.602748][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.602748][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1515.602748][ T10] ipv6_find_idev+0x102/0x170 [ 1515.602748][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.602748][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.602748][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.602748][ T10] netlink_unicast+0x449/0x710 [ 1515.602748][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.602748][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.602748][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.602748][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.602748][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.602748][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.602748][ T10] [ 1515.605292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1515.605292][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1515.605292][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1515.605292][ T10] ipv6_find_idev+0x102/0x170 [ 1515.605292][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.605292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.605292][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.605292][ T10] netlink_unicast+0x449/0x710 [ 1515.605292][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.605292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.605292][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.605292][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.605292][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.605292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.605292][ T10] [ 1515.608129][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1515.608591][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1515.608591][ T10] dst_init+0x84/0x4a0 [ 1515.608591][ T10] dst_alloc+0x97/0x150 [ 1515.608591][ T10] ip6_dst_alloc+0x23/0x90 [ 1515.608591][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1515.608591][ T10] ip6_pol_route+0x56f/0x840 [ 1515.608591][ T10] fib6_rule_lookup+0x456/0x630 [ 1515.608591][ T10] ip6_route_input+0x59c/0xa50 [ 1515.608591][ T10] ipv6_rcv+0x397/0x810 [ 1515.608591][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1515.608591][ T10] process_backlog+0x101/0x620 [ 1515.608591][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1515.608591][ T10] net_rx_action+0x495/0xbe0 [ 1515.608591][ T10] __do_softirq+0x1b5/0x7f6 [ 1515.608591][ T10] [ 1515.610840][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.610840][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1515.610840][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1515.610840][ T10] fib6_nh_init+0xa22/0x1580 [ 1515.610840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.610840][ T10] ip6_route_add+0x1c/0x140 [ 1515.610840][ T10] inet6_rtm_newroute+0x104/0x110 [ 1515.610840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.610840][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.610840][ T10] netlink_unicast+0x449/0x710 [ 1515.610840][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.610840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.610840][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.610840][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.610840][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.610840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.610840][ T10] [ 1515.613048][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.613048][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.613048][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.613048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.613048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1515.613048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1515.613048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1515.613048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1515.613048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1515.613048][ T10] addrconf_dad_begin+0x310/0x670 [ 1515.613048][ T10] addrconf_dad_work+0x10b/0xab0 [ 1515.613048][ T10] process_one_work+0x84d/0x18a0 [ 1515.613048][ T10] worker_thread+0x587/0xd30 [ 1515.613048][ T10] kthread+0x28a/0x350 [ 1515.613048][ T10] ret_from_fork+0x31/0x70 [ 1515.613048][ T10] ret_from_fork_asm+0x1a/0x30 [ 1515.613048][ T10] [ 1515.615285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.615285][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.615285][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.615285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.615285][ T10] ip6_route_add+0x1c/0x140 [ 1515.615285][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1515.615285][ T10] inet6_addr_add+0x4f8/0xa40 [ 1515.615285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.615285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.615285][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.615285][ T10] netlink_unicast+0x449/0x710 [ 1515.615285][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.615285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.615285][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.615285][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.615285][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.615285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.615285][ T10] [ 1515.617637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.617637][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.617637][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.617637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.617637][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1515.617637][ T10] ipv6_add_addr+0x411/0x2000 [ 1515.617637][ T10] inet6_addr_add+0x30e/0xa40 [ 1515.617637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.617637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.617637][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.617637][ T10] netlink_unicast+0x449/0x710 [ 1515.617637][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.617637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.617637][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.617637][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.617637][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.617637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.617637][ T10] [ 1515.619968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.619968][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.619968][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.619968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.619968][ T10] ip6_route_add+0x1c/0x140 [ 1515.619968][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1515.619968][ T10] addrconf_add_dev+0xe2/0x170 [ 1515.619968][ T10] inet6_addr_add+0x12f/0xa40 [ 1515.619968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.619968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.619968][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.619968][ T10] netlink_unicast+0x449/0x710 [ 1515.619968][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.619968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.619968][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.619968][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.619968][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.619968][ T10] [ 1515.622388][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.622388][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1515.622388][ T10] ipv6_find_idev+0x102/0x170 [ 1515.622388][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.622388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.622388][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.622388][ T10] netlink_unicast+0x449/0x710 [ 1515.622388][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.622388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.622388][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.622388][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.622388][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.622388][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.622388][ T10] [ 1515.624354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1515.624354][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1515.624354][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1515.624354][ T10] ipv6_find_idev+0x102/0x170 [ 1515.624354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.624354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.624354][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.624354][ T10] netlink_unicast+0x449/0x710 [ 1515.624354][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.624354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.624354][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.624354][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.624354][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.624354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.624354][ T10] [ 1515.626606][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1515.626892][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1515.626892][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.626892][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.626892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.626892][ T10] ip6_route_add+0x1c/0x140 [ 1515.626892][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1515.626892][ T10] inet6_addr_add+0x4f8/0xa40 [ 1515.626892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.626892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.626892][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.626892][ T10] netlink_unicast+0x449/0x710 [ 1515.626892][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.626892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.626892][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.626892][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.626892][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.626892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.626892][ T10] [ 1515.629490][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1515.629490][ T10] netdev_get_by_index+0x5e/0x80 [ 1515.629490][ T10] fib6_nh_init+0x3d8/0x1580 [ 1515.629490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1515.629490][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1515.629490][ T10] ipv6_add_addr+0x411/0x2000 [ 1515.629490][ T10] inet6_addr_add+0x30e/0xa40 [ 1515.629490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1515.629490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.629490][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.629490][ T10] netlink_unicast+0x449/0x710 [ 1515.629490][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.629490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.629490][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.629490][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.629490][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.629490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.629490][ T10] [ 1515.632089][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1515.632089][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1515.632089][ T10] ipv6_find_idev+0x102/0x170 [ 1515.632089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.632089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.632089][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.632089][ T10] netlink_unicast+0x449/0x710 [ 1515.632089][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.632089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.632089][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.632089][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.632089][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.632089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.632089][ T10] [ 1515.634160][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1515.634160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1515.634160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1515.634160][ T10] ipv6_find_idev+0x102/0x170 [ 1515.634160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1515.634160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1515.634160][ T10] netlink_rcv_skb+0x130/0x360 [ 1515.634160][ T10] netlink_unicast+0x449/0x710 [ 1515.634160][ T10] netlink_sendmsg+0x723/0xbe0 [ 1515.634160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1515.634160][ T10] ___sys_sendmsg+0xee/0x170 [ 1515.634160][ T10] __sys_sendmsg+0xcd/0x170 [ 1515.634160][ T10] do_syscall_64+0xc6/0x1e0 [ 1515.634160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1515.634160][ T10] [ 1525.878855][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1525.879337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.879337][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1525.879337][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1525.879337][ T10] fib6_nh_init+0xa22/0x1580 [ 1525.879337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.879337][ T10] ip6_route_add+0x1c/0x140 [ 1525.879337][ T10] inet6_rtm_newroute+0x104/0x110 [ 1525.879337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.879337][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.879337][ T10] netlink_unicast+0x449/0x710 [ 1525.879337][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.879337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.879337][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.879337][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.879337][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.879337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.879337][ T10] [ 1525.881526][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.881526][ T10] dst_init+0x84/0x4a0 [ 1525.881526][ T10] dst_alloc+0x97/0x150 [ 1525.881526][ T10] ip6_dst_alloc+0x23/0x90 [ 1525.881526][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1525.881526][ T10] ip6_pol_route+0x56f/0x840 [ 1525.881526][ T10] fib6_rule_lookup+0x456/0x630 [ 1525.881526][ T10] ip6_route_input+0x59c/0xa50 [ 1525.881526][ T10] ipv6_rcv+0x397/0x810 [ 1525.881526][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1525.881526][ T10] process_backlog+0x101/0x620 [ 1525.881526][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1525.881526][ T10] net_rx_action+0x495/0xbe0 [ 1525.881526][ T10] __do_softirq+0x1b5/0x7f6 [ 1525.881526][ T10] [ 1525.883322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.883322][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.883322][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.883322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.883322][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1525.883322][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1525.883322][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1525.883322][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1525.883322][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1525.883322][ T10] addrconf_dad_begin+0x310/0x670 [ 1525.883322][ T10] addrconf_dad_work+0x10b/0xab0 [ 1525.883322][ T10] process_one_work+0x84d/0x18a0 [ 1525.883322][ T10] worker_thread+0x587/0xd30 [ 1525.883322][ T10] kthread+0x28a/0x350 [ 1525.883322][ T10] ret_from_fork+0x31/0x70 [ 1525.883322][ T10] ret_from_fork_asm+0x1a/0x30 [ 1525.883322][ T10] [ 1525.885381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.885381][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.885381][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.885381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.885381][ T10] ip6_route_add+0x1c/0x140 [ 1525.885381][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1525.885381][ T10] inet6_addr_add+0x4f8/0xa40 [ 1525.885381][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.885381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.885381][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.885381][ T10] netlink_unicast+0x449/0x710 [ 1525.885381][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.885381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.885381][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.885381][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.885381][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.885381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.885381][ T10] [ 1525.887618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.887618][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.887618][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.887618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.887618][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1525.887618][ T10] ipv6_add_addr+0x411/0x2000 [ 1525.887618][ T10] inet6_addr_add+0x30e/0xa40 [ 1525.887618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.887618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.887618][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.887618][ T10] netlink_unicast+0x449/0x710 [ 1525.887618][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.887618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.887618][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.887618][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.887618][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.887618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.887618][ T10] [ 1525.889846][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.889846][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.889846][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.889846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.889846][ T10] ip6_route_add+0x1c/0x140 [ 1525.889846][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1525.889846][ T10] addrconf_add_dev+0xe2/0x170 [ 1525.889846][ T10] inet6_addr_add+0x12f/0xa40 [ 1525.889846][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.889846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.889846][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.889846][ T10] netlink_unicast+0x449/0x710 [ 1525.889846][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.889846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.889846][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.889846][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.889846][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.889846][ T10] [ 1525.891928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.891928][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1525.891928][ T10] ipv6_find_idev+0x102/0x170 [ 1525.891928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.891928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.891928][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.891928][ T10] netlink_unicast+0x449/0x710 [ 1525.891928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.891928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.891928][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.891928][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.891928][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.891928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.891928][ T10] [ 1525.893638][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1525.893638][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1525.893638][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1525.893638][ T10] ipv6_find_idev+0x102/0x170 [ 1525.893638][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.893638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.893638][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.893638][ T10] netlink_unicast+0x449/0x710 [ 1525.893638][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.893638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.893638][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.893638][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.893638][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.893638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.893638][ T10] [ 1525.895569][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1525.895889][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1525.895889][ T10] dst_init+0x84/0x4a0 [ 1525.895889][ T10] dst_alloc+0x97/0x150 [ 1525.895889][ T10] ip6_dst_alloc+0x23/0x90 [ 1525.895889][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1525.895889][ T10] ip6_pol_route+0x56f/0x840 [ 1525.895889][ T10] fib6_rule_lookup+0x456/0x630 [ 1525.895889][ T10] ip6_route_input+0x59c/0xa50 [ 1525.895889][ T10] ipv6_rcv+0x397/0x810 [ 1525.895889][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1525.895889][ T10] process_backlog+0x101/0x620 [ 1525.895889][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1525.895889][ T10] net_rx_action+0x495/0xbe0 [ 1525.895889][ T10] __do_softirq+0x1b5/0x7f6 [ 1525.895889][ T10] [ 1525.897728][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.897728][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1525.897728][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1525.897728][ T10] fib6_nh_init+0xa22/0x1580 [ 1525.897728][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.897728][ T10] ip6_route_add+0x1c/0x140 [ 1525.897728][ T10] inet6_rtm_newroute+0x104/0x110 [ 1525.897728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.897728][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.897728][ T10] netlink_unicast+0x449/0x710 [ 1525.897728][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.897728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.897728][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.897728][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.897728][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.897728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.897728][ T10] [ 1525.899741][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.899741][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.899741][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.899741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.899741][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1525.899741][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1525.899741][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1525.899741][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1525.899741][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1525.899741][ T10] addrconf_dad_begin+0x310/0x670 [ 1525.899741][ T10] addrconf_dad_work+0x10b/0xab0 [ 1525.899741][ T10] process_one_work+0x84d/0x18a0 [ 1525.899741][ T10] worker_thread+0x587/0xd30 [ 1525.899741][ T10] kthread+0x28a/0x350 [ 1525.899741][ T10] ret_from_fork+0x31/0x70 [ 1525.899741][ T10] ret_from_fork_asm+0x1a/0x30 [ 1525.899741][ T10] [ 1525.901852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.901852][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.901852][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.901852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.901852][ T10] ip6_route_add+0x1c/0x140 [ 1525.901852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1525.901852][ T10] inet6_addr_add+0x4f8/0xa40 [ 1525.901852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.901852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.901852][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.901852][ T10] netlink_unicast+0x449/0x710 [ 1525.901852][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.901852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.901852][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.901852][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.901852][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.901852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.901852][ T10] [ 1525.904081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.904081][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.904081][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.904081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.904081][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1525.904081][ T10] ipv6_add_addr+0x411/0x2000 [ 1525.904081][ T10] inet6_addr_add+0x30e/0xa40 [ 1525.904081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.904081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.904081][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.904081][ T10] netlink_unicast+0x449/0x710 [ 1525.904081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.904081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.904081][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.904081][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.904081][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.904081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.904081][ T10] [ 1525.906348][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.906348][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.906348][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.906348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.906348][ T10] ip6_route_add+0x1c/0x140 [ 1525.906348][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1525.906348][ T10] addrconf_add_dev+0xe2/0x170 [ 1525.906348][ T10] inet6_addr_add+0x12f/0xa40 [ 1525.906348][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.906348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.906348][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.906348][ T10] netlink_unicast+0x449/0x710 [ 1525.906348][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.906348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.906348][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.906348][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.906348][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.906348][ T10] [ 1525.908646][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.908646][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1525.908646][ T10] ipv6_find_idev+0x102/0x170 [ 1525.908646][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.908646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.908646][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.908646][ T10] netlink_unicast+0x449/0x710 [ 1525.908646][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.908646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.908646][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.908646][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.908646][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.908646][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.908646][ T10] [ 1525.910572][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1525.910572][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1525.910572][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1525.910572][ T10] ipv6_find_idev+0x102/0x170 [ 1525.910572][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.910572][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.910572][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.910572][ T10] netlink_unicast+0x449/0x710 [ 1525.910572][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.910572][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.910572][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.910572][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.910572][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.910572][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.910572][ T10] [ 1525.912512][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1525.912836][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1525.912836][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.912836][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.912836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.912836][ T10] ip6_route_add+0x1c/0x140 [ 1525.912836][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1525.912836][ T10] inet6_addr_add+0x4f8/0xa40 [ 1525.912836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.912836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.912836][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.912836][ T10] netlink_unicast+0x449/0x710 [ 1525.912836][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.912836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.912836][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.912836][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.912836][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.912836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.912836][ T10] [ 1525.915293][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1525.915293][ T10] netdev_get_by_index+0x5e/0x80 [ 1525.915293][ T10] fib6_nh_init+0x3d8/0x1580 [ 1525.915293][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1525.915293][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1525.915293][ T10] ipv6_add_addr+0x411/0x2000 [ 1525.915293][ T10] inet6_addr_add+0x30e/0xa40 [ 1525.915293][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1525.915293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.915293][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.915293][ T10] netlink_unicast+0x449/0x710 [ 1525.915293][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.915293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.915293][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.915293][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.915293][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.915293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.915293][ T10] [ 1525.917527][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1525.917527][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1525.917527][ T10] ipv6_find_idev+0x102/0x170 [ 1525.917527][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.917527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.917527][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.917527][ T10] netlink_unicast+0x449/0x710 [ 1525.917527][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.917527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.917527][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.917527][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.917527][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.917527][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.917527][ T10] [ 1525.919456][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1525.919456][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1525.919456][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1525.919456][ T10] ipv6_find_idev+0x102/0x170 [ 1525.919456][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1525.919456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1525.919456][ T10] netlink_rcv_skb+0x130/0x360 [ 1525.919456][ T10] netlink_unicast+0x449/0x710 [ 1525.919456][ T10] netlink_sendmsg+0x723/0xbe0 [ 1525.919456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1525.919456][ T10] ___sys_sendmsg+0xee/0x170 [ 1525.919456][ T10] __sys_sendmsg+0xcd/0x170 [ 1525.919456][ T10] do_syscall_64+0xc6/0x1e0 [ 1525.919456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1525.919456][ T10] [ 1536.158858][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1536.159341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.159341][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1536.159341][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1536.159341][ T10] fib6_nh_init+0xa22/0x1580 [ 1536.159341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.159341][ T10] ip6_route_add+0x1c/0x140 [ 1536.159341][ T10] inet6_rtm_newroute+0x104/0x110 [ 1536.159341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.159341][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.159341][ T10] netlink_unicast+0x449/0x710 [ 1536.159341][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.159341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.159341][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.159341][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.159341][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.159341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.159341][ T10] [ 1536.161388][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.161388][ T10] dst_init+0x84/0x4a0 [ 1536.161388][ T10] dst_alloc+0x97/0x150 [ 1536.161388][ T10] ip6_dst_alloc+0x23/0x90 [ 1536.161388][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1536.161388][ T10] ip6_pol_route+0x56f/0x840 [ 1536.161388][ T10] fib6_rule_lookup+0x456/0x630 [ 1536.161388][ T10] ip6_route_input+0x59c/0xa50 [ 1536.161388][ T10] ipv6_rcv+0x397/0x810 [ 1536.161388][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1536.161388][ T10] process_backlog+0x101/0x620 [ 1536.161388][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1536.161388][ T10] net_rx_action+0x495/0xbe0 [ 1536.161388][ T10] __do_softirq+0x1b5/0x7f6 [ 1536.161388][ T10] [ 1536.163146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.163146][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.163146][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.163146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.163146][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1536.163146][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1536.163146][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1536.163146][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1536.163146][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1536.163146][ T10] addrconf_dad_begin+0x310/0x670 [ 1536.163146][ T10] addrconf_dad_work+0x10b/0xab0 [ 1536.163146][ T10] process_one_work+0x84d/0x18a0 [ 1536.163146][ T10] worker_thread+0x587/0xd30 [ 1536.163146][ T10] kthread+0x28a/0x350 [ 1536.163146][ T10] ret_from_fork+0x31/0x70 [ 1536.163146][ T10] ret_from_fork_asm+0x1a/0x30 [ 1536.163146][ T10] [ 1536.165203][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.165203][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.165203][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.165203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.165203][ T10] ip6_route_add+0x1c/0x140 [ 1536.165203][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1536.165203][ T10] inet6_addr_add+0x4f8/0xa40 [ 1536.165203][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.165203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.165203][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.165203][ T10] netlink_unicast+0x449/0x710 [ 1536.165203][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.165203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.165203][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.165203][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.165203][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.165203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.165203][ T10] [ 1536.167327][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.167327][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.167327][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.167327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.167327][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1536.167327][ T10] ipv6_add_addr+0x411/0x2000 [ 1536.167327][ T10] inet6_addr_add+0x30e/0xa40 [ 1536.167327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.167327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.167327][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.167327][ T10] netlink_unicast+0x449/0x710 [ 1536.167327][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.167327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.167327][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.167327][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.167327][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.167327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.167327][ T10] [ 1536.169476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.169476][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.169476][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.169476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.169476][ T10] ip6_route_add+0x1c/0x140 [ 1536.169476][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1536.169476][ T10] addrconf_add_dev+0xe2/0x170 [ 1536.169476][ T10] inet6_addr_add+0x12f/0xa40 [ 1536.169476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.169476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.169476][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.169476][ T10] netlink_unicast+0x449/0x710 [ 1536.169476][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.169476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.169476][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.169476][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.169476][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.169476][ T10] [ 1536.171584][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.171584][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1536.171584][ T10] ipv6_find_idev+0x102/0x170 [ 1536.171584][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.171584][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.171584][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.171584][ T10] netlink_unicast+0x449/0x710 [ 1536.171584][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.171584][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.171584][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.171584][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.171584][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.171584][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.171584][ T10] [ 1536.173246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1536.173246][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1536.173246][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1536.173246][ T10] ipv6_find_idev+0x102/0x170 [ 1536.173246][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.173246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.173246][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.173246][ T10] netlink_unicast+0x449/0x710 [ 1536.173246][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.173246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.173246][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.173246][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.173246][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.173246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.173246][ T10] [ 1536.175063][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1536.175359][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1536.175359][ T10] dst_init+0x84/0x4a0 [ 1536.175359][ T10] dst_alloc+0x97/0x150 [ 1536.175359][ T10] ip6_dst_alloc+0x23/0x90 [ 1536.175359][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1536.175359][ T10] ip6_pol_route+0x56f/0x840 [ 1536.175359][ T10] fib6_rule_lookup+0x456/0x630 [ 1536.175359][ T10] ip6_route_input+0x59c/0xa50 [ 1536.175359][ T10] ipv6_rcv+0x397/0x810 [ 1536.175359][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1536.175359][ T10] process_backlog+0x101/0x620 [ 1536.175359][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1536.175359][ T10] net_rx_action+0x495/0xbe0 [ 1536.175359][ T10] __do_softirq+0x1b5/0x7f6 [ 1536.175359][ T10] [ 1536.177109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.177109][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1536.177109][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1536.177109][ T10] fib6_nh_init+0xa22/0x1580 [ 1536.177109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.177109][ T10] ip6_route_add+0x1c/0x140 [ 1536.177109][ T10] inet6_rtm_newroute+0x104/0x110 [ 1536.177109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.177109][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.177109][ T10] netlink_unicast+0x449/0x710 [ 1536.177109][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.177109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.177109][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.177109][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.177109][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.177109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.177109][ T10] [ 1536.179130][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.179130][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.179130][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.179130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.179130][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1536.179130][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1536.179130][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1536.179130][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1536.179130][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1536.179130][ T10] addrconf_dad_begin+0x310/0x670 [ 1536.179130][ T10] addrconf_dad_work+0x10b/0xab0 [ 1536.179130][ T10] process_one_work+0x84d/0x18a0 [ 1536.179130][ T10] worker_thread+0x587/0xd30 [ 1536.179130][ T10] kthread+0x28a/0x350 [ 1536.179130][ T10] ret_from_fork+0x31/0x70 [ 1536.179130][ T10] ret_from_fork_asm+0x1a/0x30 [ 1536.179130][ T10] [ 1536.181122][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.181122][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.181122][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.181122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.181122][ T10] ip6_route_add+0x1c/0x140 [ 1536.181122][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1536.181122][ T10] inet6_addr_add+0x4f8/0xa40 [ 1536.181122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.181122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.181122][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.181122][ T10] netlink_unicast+0x449/0x710 [ 1536.181122][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.181122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.181122][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.181122][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.181122][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.181122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.181122][ T10] [ 1536.183208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.183208][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.183208][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.183208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.183208][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1536.183208][ T10] ipv6_add_addr+0x411/0x2000 [ 1536.183208][ T10] inet6_addr_add+0x30e/0xa40 [ 1536.183208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.183208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.183208][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.183208][ T10] netlink_unicast+0x449/0x710 [ 1536.183208][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.183208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.183208][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.183208][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.183208][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.183208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.183208][ T10] [ 1536.185295][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.185295][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.185295][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.185295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.185295][ T10] ip6_route_add+0x1c/0x140 [ 1536.185295][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1536.185295][ T10] addrconf_add_dev+0xe2/0x170 [ 1536.185295][ T10] inet6_addr_add+0x12f/0xa40 [ 1536.185295][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.185295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.185295][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.185295][ T10] netlink_unicast+0x449/0x710 [ 1536.185295][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.185295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.185295][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.185295][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.185295][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.185295][ T10] [ 1536.187510][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.187510][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1536.187510][ T10] ipv6_find_idev+0x102/0x170 [ 1536.187510][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.187510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.187510][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.187510][ T10] netlink_unicast+0x449/0x710 [ 1536.187510][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.187510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.187510][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.187510][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.187510][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.187510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.187510][ T10] [ 1536.189411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1536.189411][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1536.189411][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1536.189411][ T10] ipv6_find_idev+0x102/0x170 [ 1536.189411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.189411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.189411][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.189411][ T10] netlink_unicast+0x449/0x710 [ 1536.189411][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.189411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.189411][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.189411][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.189411][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.189411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.189411][ T10] [ 1536.191358][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1536.191613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1536.191613][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.191613][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.191613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.191613][ T10] ip6_route_add+0x1c/0x140 [ 1536.191613][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1536.191613][ T10] inet6_addr_add+0x4f8/0xa40 [ 1536.191613][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.191613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.191613][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.191613][ T10] netlink_unicast+0x449/0x710 [ 1536.191613][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.191613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.191613][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.191613][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.191613][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.191613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.191613][ T10] [ 1536.193985][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1536.193985][ T10] netdev_get_by_index+0x5e/0x80 [ 1536.193985][ T10] fib6_nh_init+0x3d8/0x1580 [ 1536.193985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1536.193985][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1536.193985][ T10] ipv6_add_addr+0x411/0x2000 [ 1536.193985][ T10] inet6_addr_add+0x30e/0xa40 [ 1536.193985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1536.193985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.193985][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.193985][ T10] netlink_unicast+0x449/0x710 [ 1536.193985][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.193985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.193985][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.193985][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.193985][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.193985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.193985][ T10] [ 1536.196208][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1536.196208][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1536.196208][ T10] ipv6_find_idev+0x102/0x170 [ 1536.196208][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.196208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.196208][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.196208][ T10] netlink_unicast+0x449/0x710 [ 1536.196208][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.196208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.196208][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.196208][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.196208][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.196208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.196208][ T10] [ 1536.198015][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1536.198015][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1536.198015][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1536.198015][ T10] ipv6_find_idev+0x102/0x170 [ 1536.198015][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1536.198015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1536.198015][ T10] netlink_rcv_skb+0x130/0x360 [ 1536.198015][ T10] netlink_unicast+0x449/0x710 [ 1536.198015][ T10] netlink_sendmsg+0x723/0xbe0 [ 1536.198015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1536.198015][ T10] ___sys_sendmsg+0xee/0x170 [ 1536.198015][ T10] __sys_sendmsg+0xcd/0x170 [ 1536.198015][ T10] do_syscall_64+0xc6/0x1e0 [ 1536.198015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1536.198015][ T10] [ 1546.438925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1546.439396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.439396][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1546.439396][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1546.439396][ T10] fib6_nh_init+0xa22/0x1580 [ 1546.439396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.439396][ T10] ip6_route_add+0x1c/0x140 [ 1546.439396][ T10] inet6_rtm_newroute+0x104/0x110 [ 1546.439396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.439396][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.439396][ T10] netlink_unicast+0x449/0x710 [ 1546.439396][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.439396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.439396][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.439396][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.439396][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.439396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.439396][ T10] [ 1546.441438][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.441438][ T10] dst_init+0x84/0x4a0 [ 1546.441438][ T10] dst_alloc+0x97/0x150 [ 1546.441438][ T10] ip6_dst_alloc+0x23/0x90 [ 1546.441438][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1546.441438][ T10] ip6_pol_route+0x56f/0x840 [ 1546.441438][ T10] fib6_rule_lookup+0x456/0x630 [ 1546.441438][ T10] ip6_route_input+0x59c/0xa50 [ 1546.441438][ T10] ipv6_rcv+0x397/0x810 [ 1546.441438][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1546.441438][ T10] process_backlog+0x101/0x620 [ 1546.441438][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1546.441438][ T10] net_rx_action+0x495/0xbe0 [ 1546.441438][ T10] __do_softirq+0x1b5/0x7f6 [ 1546.441438][ T10] [ 1546.443212][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.443212][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.443212][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.443212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.443212][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1546.443212][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1546.443212][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1546.443212][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1546.443212][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1546.443212][ T10] addrconf_dad_begin+0x310/0x670 [ 1546.443212][ T10] addrconf_dad_work+0x10b/0xab0 [ 1546.443212][ T10] process_one_work+0x84d/0x18a0 [ 1546.443212][ T10] worker_thread+0x587/0xd30 [ 1546.443212][ T10] kthread+0x28a/0x350 [ 1546.443212][ T10] ret_from_fork+0x31/0x70 [ 1546.443212][ T10] ret_from_fork_asm+0x1a/0x30 [ 1546.443212][ T10] [ 1546.445242][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.445242][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.445242][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.445242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.445242][ T10] ip6_route_add+0x1c/0x140 [ 1546.445242][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1546.445242][ T10] inet6_addr_add+0x4f8/0xa40 [ 1546.445242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.445242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.445242][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.445242][ T10] netlink_unicast+0x449/0x710 [ 1546.445242][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.445242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.445242][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.445242][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.445242][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.445242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.445242][ T10] [ 1546.447361][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.447361][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.447361][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.447361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.447361][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1546.447361][ T10] ipv6_add_addr+0x411/0x2000 [ 1546.447361][ T10] inet6_addr_add+0x30e/0xa40 [ 1546.447361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.447361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.447361][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.447361][ T10] netlink_unicast+0x449/0x710 [ 1546.447361][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.447361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.447361][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.447361][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.447361][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.447361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.447361][ T10] [ 1546.449471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.449471][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.449471][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.449471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.449471][ T10] ip6_route_add+0x1c/0x140 [ 1546.449471][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1546.449471][ T10] addrconf_add_dev+0xe2/0x170 [ 1546.449471][ T10] inet6_addr_add+0x12f/0xa40 [ 1546.449471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.449471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.449471][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.449471][ T10] netlink_unicast+0x449/0x710 [ 1546.449471][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.449471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.449471][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.449471][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.449471][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.449471][ T10] [ 1546.451544][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.451544][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1546.451544][ T10] ipv6_find_idev+0x102/0x170 [ 1546.451544][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.451544][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.451544][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.451544][ T10] netlink_unicast+0x449/0x710 [ 1546.451544][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.451544][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.451544][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.451544][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.451544][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.451544][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.451544][ T10] [ 1546.453177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1546.453177][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1546.453177][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1546.453177][ T10] ipv6_find_idev+0x102/0x170 [ 1546.453177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.453177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.453177][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.453177][ T10] netlink_unicast+0x449/0x710 [ 1546.453177][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.453177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.453177][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.453177][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.453177][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.453177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.453177][ T10] [ 1546.454981][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1546.455263][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1546.455263][ T10] dst_init+0x84/0x4a0 [ 1546.455263][ T10] dst_alloc+0x97/0x150 [ 1546.455263][ T10] ip6_dst_alloc+0x23/0x90 [ 1546.455263][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1546.455263][ T10] ip6_pol_route+0x56f/0x840 [ 1546.455263][ T10] fib6_rule_lookup+0x456/0x630 [ 1546.455263][ T10] ip6_route_input+0x59c/0xa50 [ 1546.455263][ T10] ipv6_rcv+0x397/0x810 [ 1546.455263][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1546.455263][ T10] process_backlog+0x101/0x620 [ 1546.455263][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1546.455263][ T10] net_rx_action+0x495/0xbe0 [ 1546.455263][ T10] __do_softirq+0x1b5/0x7f6 [ 1546.455263][ T10] [ 1546.456997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.456997][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1546.456997][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1546.456997][ T10] fib6_nh_init+0xa22/0x1580 [ 1546.456997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.456997][ T10] ip6_route_add+0x1c/0x140 [ 1546.456997][ T10] inet6_rtm_newroute+0x104/0x110 [ 1546.456997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.456997][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.456997][ T10] netlink_unicast+0x449/0x710 [ 1546.456997][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.456997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.456997][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.456997][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.456997][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.456997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.456997][ T10] [ 1546.458992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.458992][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.458992][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.458992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.458992][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1546.458992][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1546.458992][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1546.458992][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1546.458992][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1546.458992][ T10] addrconf_dad_begin+0x310/0x670 [ 1546.458992][ T10] addrconf_dad_work+0x10b/0xab0 [ 1546.458992][ T10] process_one_work+0x84d/0x18a0 [ 1546.458992][ T10] worker_thread+0x587/0xd30 [ 1546.458992][ T10] kthread+0x28a/0x350 [ 1546.458992][ T10] ret_from_fork+0x31/0x70 [ 1546.458992][ T10] ret_from_fork_asm+0x1a/0x30 [ 1546.458992][ T10] [ 1546.461009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.461009][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.461009][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.461009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.461009][ T10] ip6_route_add+0x1c/0x140 [ 1546.461009][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1546.461009][ T10] inet6_addr_add+0x4f8/0xa40 [ 1546.461009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.461009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.461009][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.461009][ T10] netlink_unicast+0x449/0x710 [ 1546.461009][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.461009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.461009][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.461009][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.461009][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.461009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.461009][ T10] [ 1546.463118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.463118][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.463118][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.463118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.463118][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1546.463118][ T10] ipv6_add_addr+0x411/0x2000 [ 1546.463118][ T10] inet6_addr_add+0x30e/0xa40 [ 1546.463118][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.463118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.463118][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.463118][ T10] netlink_unicast+0x449/0x710 [ 1546.463118][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.463118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.463118][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.463118][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.463118][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.463118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.463118][ T10] [ 1546.465206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.465206][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.465206][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.465206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.465206][ T10] ip6_route_add+0x1c/0x140 [ 1546.465206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1546.465206][ T10] addrconf_add_dev+0xe2/0x170 [ 1546.465206][ T10] inet6_addr_add+0x12f/0xa40 [ 1546.465206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.465206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.465206][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.465206][ T10] netlink_unicast+0x449/0x710 [ 1546.465206][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.465206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.465206][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.465206][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.465206][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.465206][ T10] [ 1546.467417][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.467417][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1546.467417][ T10] ipv6_find_idev+0x102/0x170 [ 1546.467417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.467417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.467417][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.467417][ T10] netlink_unicast+0x449/0x710 [ 1546.467417][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.467417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.467417][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.467417][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.467417][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.467417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.467417][ T10] [ 1546.469234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1546.469234][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1546.469234][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1546.469234][ T10] ipv6_find_idev+0x102/0x170 [ 1546.469234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.469234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.469234][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.469234][ T10] netlink_unicast+0x449/0x710 [ 1546.469234][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.469234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.469234][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.469234][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.469234][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.469234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.469234][ T10] [ 1546.471247][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1546.471558][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1546.471558][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.471558][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.471558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.471558][ T10] ip6_route_add+0x1c/0x140 [ 1546.471558][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1546.471558][ T10] inet6_addr_add+0x4f8/0xa40 [ 1546.471558][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.471558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.471558][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.471558][ T10] netlink_unicast+0x449/0x710 [ 1546.471558][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.471558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.471558][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.471558][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.471558][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.471558][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.471558][ T10] [ 1546.473894][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1546.473894][ T10] netdev_get_by_index+0x5e/0x80 [ 1546.473894][ T10] fib6_nh_init+0x3d8/0x1580 [ 1546.473894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1546.473894][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1546.473894][ T10] ipv6_add_addr+0x411/0x2000 [ 1546.473894][ T10] inet6_addr_add+0x30e/0xa40 [ 1546.473894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1546.473894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.473894][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.473894][ T10] netlink_unicast+0x449/0x710 [ 1546.473894][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.473894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.473894][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.473894][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.473894][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.473894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.473894][ T10] [ 1546.476182][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1546.476182][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1546.476182][ T10] ipv6_find_idev+0x102/0x170 [ 1546.476182][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.476182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.476182][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.476182][ T10] netlink_unicast+0x449/0x710 [ 1546.476182][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.476182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.476182][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.476182][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.476182][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.476182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.476182][ T10] [ 1546.477998][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1546.477998][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1546.477998][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1546.477998][ T10] ipv6_find_idev+0x102/0x170 [ 1546.477998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1546.477998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1546.477998][ T10] netlink_rcv_skb+0x130/0x360 [ 1546.477998][ T10] netlink_unicast+0x449/0x710 [ 1546.477998][ T10] netlink_sendmsg+0x723/0xbe0 [ 1546.477998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1546.477998][ T10] ___sys_sendmsg+0xee/0x170 [ 1546.477998][ T10] __sys_sendmsg+0xcd/0x170 [ 1546.477998][ T10] do_syscall_64+0xc6/0x1e0 [ 1546.477998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1546.477998][ T10] [ 1556.718918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1556.719448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.719448][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1556.719448][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1556.719448][ T10] fib6_nh_init+0xa22/0x1580 [ 1556.719448][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.719448][ T10] ip6_route_add+0x1c/0x140 [ 1556.719448][ T10] inet6_rtm_newroute+0x104/0x110 [ 1556.719448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.719448][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.719448][ T10] netlink_unicast+0x449/0x710 [ 1556.719448][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.719448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.719448][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.719448][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.719448][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.719448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.719448][ T10] [ 1556.721699][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.721699][ T10] dst_init+0x84/0x4a0 [ 1556.721699][ T10] dst_alloc+0x97/0x150 [ 1556.721699][ T10] ip6_dst_alloc+0x23/0x90 [ 1556.721699][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1556.721699][ T10] ip6_pol_route+0x56f/0x840 [ 1556.721699][ T10] fib6_rule_lookup+0x456/0x630 [ 1556.721699][ T10] ip6_route_input+0x59c/0xa50 [ 1556.721699][ T10] ipv6_rcv+0x397/0x810 [ 1556.721699][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1556.721699][ T10] process_backlog+0x101/0x620 [ 1556.721699][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1556.721699][ T10] net_rx_action+0x495/0xbe0 [ 1556.721699][ T10] __do_softirq+0x1b5/0x7f6 [ 1556.721699][ T10] [ 1556.723669][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.723669][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.723669][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.723669][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.723669][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1556.723669][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1556.723669][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1556.723669][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1556.723669][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1556.723669][ T10] addrconf_dad_begin+0x310/0x670 [ 1556.723669][ T10] addrconf_dad_work+0x10b/0xab0 [ 1556.723669][ T10] process_one_work+0x84d/0x18a0 [ 1556.723669][ T10] worker_thread+0x587/0xd30 [ 1556.723669][ T10] kthread+0x28a/0x350 [ 1556.723669][ T10] ret_from_fork+0x31/0x70 [ 1556.723669][ T10] ret_from_fork_asm+0x1a/0x30 [ 1556.723669][ T10] [ 1556.725905][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.725905][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.725905][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.725905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.725905][ T10] ip6_route_add+0x1c/0x140 [ 1556.725905][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1556.725905][ T10] inet6_addr_add+0x4f8/0xa40 [ 1556.725905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.725905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.725905][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.725905][ T10] netlink_unicast+0x449/0x710 [ 1556.725905][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.725905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.725905][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.725905][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.725905][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.725905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.725905][ T10] [ 1556.728318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.728318][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.728318][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.728318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.728318][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1556.728318][ T10] ipv6_add_addr+0x411/0x2000 [ 1556.728318][ T10] inet6_addr_add+0x30e/0xa40 [ 1556.728318][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.728318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.728318][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.728318][ T10] netlink_unicast+0x449/0x710 [ 1556.728318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.728318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.728318][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.728318][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.728318][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.728318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.728318][ T10] [ 1556.730638][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.730638][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.730638][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.730638][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.730638][ T10] ip6_route_add+0x1c/0x140 [ 1556.730638][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1556.730638][ T10] addrconf_add_dev+0xe2/0x170 [ 1556.730638][ T10] inet6_addr_add+0x12f/0xa40 [ 1556.730638][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.730638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.730638][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.730638][ T10] netlink_unicast+0x449/0x710 [ 1556.730638][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.730638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.730638][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.730638][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.730638][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.730638][ T10] [ 1556.732955][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.732955][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1556.732955][ T10] ipv6_find_idev+0x102/0x170 [ 1556.732955][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.732955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.732955][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.732955][ T10] netlink_unicast+0x449/0x710 [ 1556.732955][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.732955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.732955][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.732955][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.732955][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.732955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.732955][ T10] [ 1556.734739][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1556.734739][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1556.734739][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1556.734739][ T10] ipv6_find_idev+0x102/0x170 [ 1556.734739][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.734739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.734739][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.734739][ T10] netlink_unicast+0x449/0x710 [ 1556.734739][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.734739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.734739][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.734739][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.734739][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.734739][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.734739][ T10] [ 1556.736767][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1556.737108][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1556.737108][ T10] dst_init+0x84/0x4a0 [ 1556.737108][ T10] dst_alloc+0x97/0x150 [ 1556.737108][ T10] ip6_dst_alloc+0x23/0x90 [ 1556.737108][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1556.737108][ T10] ip6_pol_route+0x56f/0x840 [ 1556.737108][ T10] fib6_rule_lookup+0x456/0x630 [ 1556.737108][ T10] ip6_route_input+0x59c/0xa50 [ 1556.737108][ T10] ipv6_rcv+0x397/0x810 [ 1556.737108][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1556.737108][ T10] process_backlog+0x101/0x620 [ 1556.737108][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1556.737108][ T10] net_rx_action+0x495/0xbe0 [ 1556.737108][ T10] __do_softirq+0x1b5/0x7f6 [ 1556.737108][ T10] [ 1556.739058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.739058][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1556.739058][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1556.739058][ T10] fib6_nh_init+0xa22/0x1580 [ 1556.739058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.739058][ T10] ip6_route_add+0x1c/0x140 [ 1556.739058][ T10] inet6_rtm_newroute+0x104/0x110 [ 1556.739058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.739058][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.739058][ T10] netlink_unicast+0x449/0x710 [ 1556.739058][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.739058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.739058][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.739058][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.739058][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.739058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.739058][ T10] [ 1556.741286][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.741286][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.741286][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.741286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.741286][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1556.741286][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1556.741286][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1556.741286][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1556.741286][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1556.741286][ T10] addrconf_dad_begin+0x310/0x670 [ 1556.741286][ T10] addrconf_dad_work+0x10b/0xab0 [ 1556.741286][ T10] process_one_work+0x84d/0x18a0 [ 1556.741286][ T10] worker_thread+0x587/0xd30 [ 1556.741286][ T10] kthread+0x28a/0x350 [ 1556.741286][ T10] ret_from_fork+0x31/0x70 [ 1556.741286][ T10] ret_from_fork_asm+0x1a/0x30 [ 1556.741286][ T10] [ 1556.743542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.743542][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.743542][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.743542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.743542][ T10] ip6_route_add+0x1c/0x140 [ 1556.743542][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1556.743542][ T10] inet6_addr_add+0x4f8/0xa40 [ 1556.743542][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.743542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.743542][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.743542][ T10] netlink_unicast+0x449/0x710 [ 1556.743542][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.743542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.743542][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.743542][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.743542][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.743542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.743542][ T10] [ 1556.745881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.745881][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.745881][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.745881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.745881][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1556.745881][ T10] ipv6_add_addr+0x411/0x2000 [ 1556.745881][ T10] inet6_addr_add+0x30e/0xa40 [ 1556.745881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.745881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.745881][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.745881][ T10] netlink_unicast+0x449/0x710 [ 1556.745881][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.745881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.745881][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.745881][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.745881][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.745881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.745881][ T10] [ 1556.748242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.748242][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.748242][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.748242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.748242][ T10] ip6_route_add+0x1c/0x140 [ 1556.748242][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1556.748242][ T10] addrconf_add_dev+0xe2/0x170 [ 1556.748242][ T10] inet6_addr_add+0x12f/0xa40 [ 1556.748242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.748242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.748242][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.748242][ T10] netlink_unicast+0x449/0x710 [ 1556.748242][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.748242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.748242][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.748242][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.748242][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.748242][ T10] [ 1556.750645][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.750645][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1556.750645][ T10] ipv6_find_idev+0x102/0x170 [ 1556.750645][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.750645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.750645][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.750645][ T10] netlink_unicast+0x449/0x710 [ 1556.750645][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.750645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.750645][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.750645][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.750645][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.750645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.750645][ T10] [ 1556.752717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1556.752717][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1556.752717][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1556.752717][ T10] ipv6_find_idev+0x102/0x170 [ 1556.752717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.752717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.752717][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.752717][ T10] netlink_unicast+0x449/0x710 [ 1556.752717][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.752717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.752717][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.752717][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.752717][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.752717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.752717][ T10] [ 1556.754987][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1556.755288][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1556.755288][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.755288][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.755288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.755288][ T10] ip6_route_add+0x1c/0x140 [ 1556.755288][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1556.755288][ T10] inet6_addr_add+0x4f8/0xa40 [ 1556.755288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.755288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.755288][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.755288][ T10] netlink_unicast+0x449/0x710 [ 1556.755288][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.755288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.755288][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.755288][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.755288][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.755288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.755288][ T10] [ 1556.758227][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1556.758227][ T10] netdev_get_by_index+0x5e/0x80 [ 1556.758227][ T10] fib6_nh_init+0x3d8/0x1580 [ 1556.758227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1556.758227][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1556.758227][ T10] ipv6_add_addr+0x411/0x2000 [ 1556.758227][ T10] inet6_addr_add+0x30e/0xa40 [ 1556.758227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1556.758227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.758227][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.758227][ T10] netlink_unicast+0x449/0x710 [ 1556.758227][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.758227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.758227][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.758227][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.758227][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.758227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.758227][ T10] [ 1556.761866][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1556.761866][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1556.761866][ T10] ipv6_find_idev+0x102/0x170 [ 1556.761866][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.761866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.761866][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.761866][ T10] netlink_unicast+0x449/0x710 [ 1556.761866][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.761866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.761866][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.761866][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.761866][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.761866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.761866][ T10] [ 1556.764516][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1556.764516][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1556.764516][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1556.764516][ T10] ipv6_find_idev+0x102/0x170 [ 1556.764516][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1556.764516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1556.764516][ T10] netlink_rcv_skb+0x130/0x360 [ 1556.764516][ T10] netlink_unicast+0x449/0x710 [ 1556.764516][ T10] netlink_sendmsg+0x723/0xbe0 [ 1556.764516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1556.764516][ T10] ___sys_sendmsg+0xee/0x170 [ 1556.764516][ T10] __sys_sendmsg+0xcd/0x170 [ 1556.764516][ T10] do_syscall_64+0xc6/0x1e0 [ 1556.764516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1556.764516][ T10] [ 1567.006882][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1567.007288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.007288][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1567.007288][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1567.007288][ T10] fib6_nh_init+0xa22/0x1580 [ 1567.007288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.007288][ T10] ip6_route_add+0x1c/0x140 [ 1567.007288][ T10] inet6_rtm_newroute+0x104/0x110 [ 1567.007288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.007288][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.007288][ T10] netlink_unicast+0x449/0x710 [ 1567.007288][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.007288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.007288][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.007288][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.007288][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.007288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.007288][ T10] [ 1567.009465][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.009465][ T10] dst_init+0x84/0x4a0 [ 1567.009465][ T10] dst_alloc+0x97/0x150 [ 1567.009465][ T10] ip6_dst_alloc+0x23/0x90 [ 1567.009465][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1567.009465][ T10] ip6_pol_route+0x56f/0x840 [ 1567.009465][ T10] fib6_rule_lookup+0x456/0x630 [ 1567.009465][ T10] ip6_route_input+0x59c/0xa50 [ 1567.009465][ T10] ipv6_rcv+0x397/0x810 [ 1567.009465][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1567.009465][ T10] process_backlog+0x101/0x620 [ 1567.009465][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1567.009465][ T10] net_rx_action+0x495/0xbe0 [ 1567.009465][ T10] __do_softirq+0x1b5/0x7f6 [ 1567.009465][ T10] [ 1567.011354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.011354][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.011354][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.011354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.011354][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1567.011354][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1567.011354][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1567.011354][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1567.011354][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1567.011354][ T10] addrconf_dad_begin+0x310/0x670 [ 1567.011354][ T10] addrconf_dad_work+0x10b/0xab0 [ 1567.011354][ T10] process_one_work+0x84d/0x18a0 [ 1567.011354][ T10] worker_thread+0x587/0xd30 [ 1567.011354][ T10] kthread+0x28a/0x350 [ 1567.011354][ T10] ret_from_fork+0x31/0x70 [ 1567.011354][ T10] ret_from_fork_asm+0x1a/0x30 [ 1567.011354][ T10] [ 1567.013543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.013543][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.013543][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.013543][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.013543][ T10] ip6_route_add+0x1c/0x140 [ 1567.013543][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1567.013543][ T10] inet6_addr_add+0x4f8/0xa40 [ 1567.013543][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.013543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.013543][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.013543][ T10] netlink_unicast+0x449/0x710 [ 1567.013543][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.013543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.013543][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.013543][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.013543][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.013543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.013543][ T10] [ 1567.015825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.015825][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.015825][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.015825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.015825][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1567.015825][ T10] ipv6_add_addr+0x411/0x2000 [ 1567.015825][ T10] inet6_addr_add+0x30e/0xa40 [ 1567.015825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.015825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.015825][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.015825][ T10] netlink_unicast+0x449/0x710 [ 1567.015825][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.015825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.015825][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.015825][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.015825][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.015825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.015825][ T10] [ 1567.018123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.018123][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.018123][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.018123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.018123][ T10] ip6_route_add+0x1c/0x140 [ 1567.018123][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1567.018123][ T10] addrconf_add_dev+0xe2/0x170 [ 1567.018123][ T10] inet6_addr_add+0x12f/0xa40 [ 1567.018123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.018123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.018123][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.018123][ T10] netlink_unicast+0x449/0x710 [ 1567.018123][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.018123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.018123][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.018123][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.018123][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.018123][ T10] [ 1567.020379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.020379][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1567.020379][ T10] ipv6_find_idev+0x102/0x170 [ 1567.020379][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.020379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.020379][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.020379][ T10] netlink_unicast+0x449/0x710 [ 1567.020379][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.020379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.020379][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.020379][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.020379][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.020379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.020379][ T10] [ 1567.022155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1567.022155][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1567.022155][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1567.022155][ T10] ipv6_find_idev+0x102/0x170 [ 1567.022155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.022155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.022155][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.022155][ T10] netlink_unicast+0x449/0x710 [ 1567.022155][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.022155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.022155][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.022155][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.022155][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.022155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.022155][ T10] [ 1567.024199][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1567.024513][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1567.024513][ T10] dst_init+0x84/0x4a0 [ 1567.024513][ T10] dst_alloc+0x97/0x150 [ 1567.024513][ T10] ip6_dst_alloc+0x23/0x90 [ 1567.024513][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1567.024513][ T10] ip6_pol_route+0x56f/0x840 [ 1567.024513][ T10] fib6_rule_lookup+0x456/0x630 [ 1567.024513][ T10] ip6_route_input+0x59c/0xa50 [ 1567.024513][ T10] ipv6_rcv+0x397/0x810 [ 1567.024513][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1567.024513][ T10] process_backlog+0x101/0x620 [ 1567.024513][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1567.024513][ T10] net_rx_action+0x495/0xbe0 [ 1567.024513][ T10] __do_softirq+0x1b5/0x7f6 [ 1567.024513][ T10] [ 1567.026381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.026381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1567.026381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1567.026381][ T10] fib6_nh_init+0xa22/0x1580 [ 1567.026381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.026381][ T10] ip6_route_add+0x1c/0x140 [ 1567.026381][ T10] inet6_rtm_newroute+0x104/0x110 [ 1567.026381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.026381][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.026381][ T10] netlink_unicast+0x449/0x710 [ 1567.026381][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.026381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.026381][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.026381][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.026381][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.026381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.026381][ T10] [ 1567.028547][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.028547][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.028547][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.028547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.028547][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1567.028547][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1567.028547][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1567.028547][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1567.028547][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1567.028547][ T10] addrconf_dad_begin+0x310/0x670 [ 1567.028547][ T10] addrconf_dad_work+0x10b/0xab0 [ 1567.028547][ T10] process_one_work+0x84d/0x18a0 [ 1567.028547][ T10] worker_thread+0x587/0xd30 [ 1567.028547][ T10] kthread+0x28a/0x350 [ 1567.028547][ T10] ret_from_fork+0x31/0x70 [ 1567.028547][ T10] ret_from_fork_asm+0x1a/0x30 [ 1567.028547][ T10] [ 1567.030754][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.030754][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.030754][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.030754][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.030754][ T10] ip6_route_add+0x1c/0x140 [ 1567.030754][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1567.030754][ T10] inet6_addr_add+0x4f8/0xa40 [ 1567.030754][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.030754][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.030754][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.030754][ T10] netlink_unicast+0x449/0x710 [ 1567.030754][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.030754][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.030754][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.030754][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.030754][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.030754][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.030754][ T10] [ 1567.033043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.033043][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.033043][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.033043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.033043][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1567.033043][ T10] ipv6_add_addr+0x411/0x2000 [ 1567.033043][ T10] inet6_addr_add+0x30e/0xa40 [ 1567.033043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.033043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.033043][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.033043][ T10] netlink_unicast+0x449/0x710 [ 1567.033043][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.033043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.033043][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.033043][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.033043][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.033043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.033043][ T10] [ 1567.035315][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.035315][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.035315][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.035315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.035315][ T10] ip6_route_add+0x1c/0x140 [ 1567.035315][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1567.035315][ T10] addrconf_add_dev+0xe2/0x170 [ 1567.035315][ T10] inet6_addr_add+0x12f/0xa40 [ 1567.035315][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.035315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.035315][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.035315][ T10] netlink_unicast+0x449/0x710 [ 1567.035315][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.035315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.035315][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.035315][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.035315][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.035315][ T10] [ 1567.037708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.037708][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1567.037708][ T10] ipv6_find_idev+0x102/0x170 [ 1567.037708][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.037708][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.037708][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.037708][ T10] netlink_unicast+0x449/0x710 [ 1567.037708][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.037708][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.037708][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.037708][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.037708][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.037708][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.037708][ T10] [ 1567.039669][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1567.039669][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1567.039669][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1567.039669][ T10] ipv6_find_idev+0x102/0x170 [ 1567.039669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.039669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.039669][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.039669][ T10] netlink_unicast+0x449/0x710 [ 1567.039669][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.039669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.039669][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.039669][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.039669][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.039669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.039669][ T10] [ 1567.041862][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1567.042129][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1567.042129][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.042129][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.042129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.042129][ T10] ip6_route_add+0x1c/0x140 [ 1567.042129][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1567.042129][ T10] inet6_addr_add+0x4f8/0xa40 [ 1567.042129][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.042129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.042129][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.042129][ T10] netlink_unicast+0x449/0x710 [ 1567.042129][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.042129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.042129][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.042129][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.042129][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.042129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.042129][ T10] [ 1567.044617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1567.044617][ T10] netdev_get_by_index+0x5e/0x80 [ 1567.044617][ T10] fib6_nh_init+0x3d8/0x1580 [ 1567.044617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1567.044617][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1567.044617][ T10] ipv6_add_addr+0x411/0x2000 [ 1567.044617][ T10] inet6_addr_add+0x30e/0xa40 [ 1567.044617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1567.044617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.044617][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.044617][ T10] netlink_unicast+0x449/0x710 [ 1567.044617][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.044617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.044617][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.044617][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.044617][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.044617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.044617][ T10] [ 1567.047092][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1567.047092][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1567.047092][ T10] ipv6_find_idev+0x102/0x170 [ 1567.047092][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.047092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.047092][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.047092][ T10] netlink_unicast+0x449/0x710 [ 1567.047092][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.047092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.047092][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.047092][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.047092][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.047092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.047092][ T10] [ 1567.048988][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1567.048988][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1567.048988][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1567.048988][ T10] ipv6_find_idev+0x102/0x170 [ 1567.048988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1567.048988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1567.048988][ T10] netlink_rcv_skb+0x130/0x360 [ 1567.048988][ T10] netlink_unicast+0x449/0x710 [ 1567.048988][ T10] netlink_sendmsg+0x723/0xbe0 [ 1567.048988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1567.048988][ T10] ___sys_sendmsg+0xee/0x170 [ 1567.048988][ T10] __sys_sendmsg+0xcd/0x170 [ 1567.048988][ T10] do_syscall_64+0xc6/0x1e0 [ 1567.048988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1567.048988][ T10] [ 1577.286980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1577.287472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.287472][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1577.287472][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1577.287472][ T10] fib6_nh_init+0xa22/0x1580 [ 1577.287472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.287472][ T10] ip6_route_add+0x1c/0x140 [ 1577.287472][ T10] inet6_rtm_newroute+0x104/0x110 [ 1577.287472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.287472][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.287472][ T10] netlink_unicast+0x449/0x710 [ 1577.287472][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.287472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.287472][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.287472][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.287472][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.287472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.287472][ T10] [ 1577.289472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.289472][ T10] dst_init+0x84/0x4a0 [ 1577.289472][ T10] dst_alloc+0x97/0x150 [ 1577.289472][ T10] ip6_dst_alloc+0x23/0x90 [ 1577.289472][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1577.289472][ T10] ip6_pol_route+0x56f/0x840 [ 1577.289472][ T10] fib6_rule_lookup+0x456/0x630 [ 1577.289472][ T10] ip6_route_input+0x59c/0xa50 [ 1577.289472][ T10] ipv6_rcv+0x397/0x810 [ 1577.289472][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1577.289472][ T10] process_backlog+0x101/0x620 [ 1577.289472][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1577.289472][ T10] net_rx_action+0x495/0xbe0 [ 1577.289472][ T10] __do_softirq+0x1b5/0x7f6 [ 1577.289472][ T10] [ 1577.291208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.291208][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.291208][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.291208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.291208][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1577.291208][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1577.291208][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1577.291208][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1577.291208][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1577.291208][ T10] addrconf_dad_begin+0x310/0x670 [ 1577.291208][ T10] addrconf_dad_work+0x10b/0xab0 [ 1577.291208][ T10] process_one_work+0x84d/0x18a0 [ 1577.291208][ T10] worker_thread+0x587/0xd30 [ 1577.291208][ T10] kthread+0x28a/0x350 [ 1577.291208][ T10] ret_from_fork+0x31/0x70 [ 1577.291208][ T10] ret_from_fork_asm+0x1a/0x30 [ 1577.291208][ T10] [ 1577.293191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.293191][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.293191][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.293191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.293191][ T10] ip6_route_add+0x1c/0x140 [ 1577.293191][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1577.293191][ T10] inet6_addr_add+0x4f8/0xa40 [ 1577.293191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.293191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.293191][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.293191][ T10] netlink_unicast+0x449/0x710 [ 1577.293191][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.293191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.293191][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.293191][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.293191][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.293191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.293191][ T10] [ 1577.295252][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.295252][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.295252][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.295252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.295252][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1577.295252][ T10] ipv6_add_addr+0x411/0x2000 [ 1577.295252][ T10] inet6_addr_add+0x30e/0xa40 [ 1577.295252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.295252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.295252][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.295252][ T10] netlink_unicast+0x449/0x710 [ 1577.295252][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.295252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.295252][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.295252][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.295252][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.295252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.295252][ T10] [ 1577.297326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.297326][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.297326][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.297326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.297326][ T10] ip6_route_add+0x1c/0x140 [ 1577.297326][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1577.297326][ T10] addrconf_add_dev+0xe2/0x170 [ 1577.297326][ T10] inet6_addr_add+0x12f/0xa40 [ 1577.297326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.297326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.297326][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.297326][ T10] netlink_unicast+0x449/0x710 [ 1577.297326][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.297326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.297326][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.297326][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.297326][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.297326][ T10] [ 1577.299375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.299375][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1577.299375][ T10] ipv6_find_idev+0x102/0x170 [ 1577.299375][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.299375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.299375][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.299375][ T10] netlink_unicast+0x449/0x710 [ 1577.299375][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.299375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.299375][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.299375][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.299375][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.299375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.299375][ T10] [ 1577.300967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1577.300967][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1577.300967][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1577.300967][ T10] ipv6_find_idev+0x102/0x170 [ 1577.300967][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.300967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.300967][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.300967][ T10] netlink_unicast+0x449/0x710 [ 1577.300967][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.300967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.300967][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.300967][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.300967][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.300967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.300967][ T10] [ 1577.302731][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1577.303025][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1577.303025][ T10] dst_init+0x84/0x4a0 [ 1577.303025][ T10] dst_alloc+0x97/0x150 [ 1577.303025][ T10] ip6_dst_alloc+0x23/0x90 [ 1577.303025][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1577.303025][ T10] ip6_pol_route+0x56f/0x840 [ 1577.303025][ T10] fib6_rule_lookup+0x456/0x630 [ 1577.303025][ T10] ip6_route_input+0x59c/0xa50 [ 1577.303025][ T10] ipv6_rcv+0x397/0x810 [ 1577.303025][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1577.303025][ T10] process_backlog+0x101/0x620 [ 1577.303025][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1577.303025][ T10] net_rx_action+0x495/0xbe0 [ 1577.303025][ T10] __do_softirq+0x1b5/0x7f6 [ 1577.303025][ T10] [ 1577.304744][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.304744][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1577.304744][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1577.304744][ T10] fib6_nh_init+0xa22/0x1580 [ 1577.304744][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.304744][ T10] ip6_route_add+0x1c/0x140 [ 1577.304744][ T10] inet6_rtm_newroute+0x104/0x110 [ 1577.304744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.304744][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.304744][ T10] netlink_unicast+0x449/0x710 [ 1577.304744][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.304744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.304744][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.304744][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.304744][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.304744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.304744][ T10] [ 1577.306691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.306691][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.306691][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.306691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.306691][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1577.306691][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1577.306691][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1577.306691][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1577.306691][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1577.306691][ T10] addrconf_dad_begin+0x310/0x670 [ 1577.306691][ T10] addrconf_dad_work+0x10b/0xab0 [ 1577.306691][ T10] process_one_work+0x84d/0x18a0 [ 1577.306691][ T10] worker_thread+0x587/0xd30 [ 1577.306691][ T10] kthread+0x28a/0x350 [ 1577.306691][ T10] ret_from_fork+0x31/0x70 [ 1577.306691][ T10] ret_from_fork_asm+0x1a/0x30 [ 1577.306691][ T10] [ 1577.308680][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.308680][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.308680][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.308680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.308680][ T10] ip6_route_add+0x1c/0x140 [ 1577.308680][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1577.308680][ T10] inet6_addr_add+0x4f8/0xa40 [ 1577.308680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.308680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.308680][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.308680][ T10] netlink_unicast+0x449/0x710 [ 1577.308680][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.308680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.308680][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.308680][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.308680][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.308680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.308680][ T10] [ 1577.310741][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.310741][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.310741][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.310741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.310741][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1577.310741][ T10] ipv6_add_addr+0x411/0x2000 [ 1577.310741][ T10] inet6_addr_add+0x30e/0xa40 [ 1577.310741][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.310741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.310741][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.310741][ T10] netlink_unicast+0x449/0x710 [ 1577.310741][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.310741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.310741][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.310741][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.310741][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.310741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.310741][ T10] [ 1577.312818][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.312818][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.312818][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.312818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.312818][ T10] ip6_route_add+0x1c/0x140 [ 1577.312818][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1577.312818][ T10] addrconf_add_dev+0xe2/0x170 [ 1577.312818][ T10] inet6_addr_add+0x12f/0xa40 [ 1577.312818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.312818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.312818][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.312818][ T10] netlink_unicast+0x449/0x710 [ 1577.312818][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.312818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.312818][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.312818][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.312818][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.312818][ T10] [ 1577.314976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.314976][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1577.314976][ T10] ipv6_find_idev+0x102/0x170 [ 1577.314976][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.314976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.314976][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.314976][ T10] netlink_unicast+0x449/0x710 [ 1577.314976][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.314976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.314976][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.314976][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.314976][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.314976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.314976][ T10] [ 1577.316868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1577.316868][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1577.316868][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1577.316868][ T10] ipv6_find_idev+0x102/0x170 [ 1577.316868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.316868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.316868][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.316868][ T10] netlink_unicast+0x449/0x710 [ 1577.316868][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.316868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.316868][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.316868][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.316868][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.316868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.316868][ T10] [ 1577.318791][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1577.319570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1577.319570][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.319570][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.319570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.319570][ T10] ip6_route_add+0x1c/0x140 [ 1577.319570][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1577.319570][ T10] inet6_addr_add+0x4f8/0xa40 [ 1577.319570][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.319570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.319570][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.319570][ T10] netlink_unicast+0x449/0x710 [ 1577.319570][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.319570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.319570][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.319570][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.319570][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.319570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.319570][ T10] [ 1577.321633][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1577.321633][ T10] netdev_get_by_index+0x5e/0x80 [ 1577.321633][ T10] fib6_nh_init+0x3d8/0x1580 [ 1577.321633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1577.321633][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1577.321633][ T10] ipv6_add_addr+0x411/0x2000 [ 1577.321633][ T10] inet6_addr_add+0x30e/0xa40 [ 1577.321633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1577.321633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.321633][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.321633][ T10] netlink_unicast+0x449/0x710 [ 1577.321633][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.321633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.321633][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.321633][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.321633][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.321633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.321633][ T10] [ 1577.323815][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1577.323815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1577.323815][ T10] ipv6_find_idev+0x102/0x170 [ 1577.323815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.323815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.323815][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.323815][ T10] netlink_unicast+0x449/0x710 [ 1577.323815][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.323815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.323815][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.323815][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.323815][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.323815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.323815][ T10] [ 1577.325523][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1577.325523][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1577.325523][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1577.325523][ T10] ipv6_find_idev+0x102/0x170 [ 1577.325523][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1577.325523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1577.325523][ T10] netlink_rcv_skb+0x130/0x360 [ 1577.325523][ T10] netlink_unicast+0x449/0x710 [ 1577.325523][ T10] netlink_sendmsg+0x723/0xbe0 [ 1577.325523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1577.325523][ T10] ___sys_sendmsg+0xee/0x170 [ 1577.325523][ T10] __sys_sendmsg+0xcd/0x170 [ 1577.325523][ T10] do_syscall_64+0xc6/0x1e0 [ 1577.325523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1577.325523][ T10] [ 1587.526972][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1587.527381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.527381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1587.527381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1587.527381][ T10] fib6_nh_init+0xa22/0x1580 [ 1587.527381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.527381][ T10] ip6_route_add+0x1c/0x140 [ 1587.527381][ T10] inet6_rtm_newroute+0x104/0x110 [ 1587.527381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.527381][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.527381][ T10] netlink_unicast+0x449/0x710 [ 1587.527381][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.527381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.527381][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.527381][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.527381][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.527381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.527381][ T10] [ 1587.529488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.529488][ T10] dst_init+0x84/0x4a0 [ 1587.529488][ T10] dst_alloc+0x97/0x150 [ 1587.529488][ T10] ip6_dst_alloc+0x23/0x90 [ 1587.529488][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1587.529488][ T10] ip6_pol_route+0x56f/0x840 [ 1587.529488][ T10] fib6_rule_lookup+0x456/0x630 [ 1587.529488][ T10] ip6_route_input+0x59c/0xa50 [ 1587.529488][ T10] ipv6_rcv+0x397/0x810 [ 1587.529488][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1587.529488][ T10] process_backlog+0x101/0x620 [ 1587.529488][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1587.529488][ T10] net_rx_action+0x495/0xbe0 [ 1587.529488][ T10] __do_softirq+0x1b5/0x7f6 [ 1587.529488][ T10] [ 1587.531198][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.531198][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.531198][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.531198][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.531198][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1587.531198][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1587.531198][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1587.531198][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1587.531198][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1587.531198][ T10] addrconf_dad_begin+0x310/0x670 [ 1587.531198][ T10] addrconf_dad_work+0x10b/0xab0 [ 1587.531198][ T10] process_one_work+0x84d/0x18a0 [ 1587.531198][ T10] worker_thread+0x587/0xd30 [ 1587.531198][ T10] kthread+0x28a/0x350 [ 1587.531198][ T10] ret_from_fork+0x31/0x70 [ 1587.531198][ T10] ret_from_fork_asm+0x1a/0x30 [ 1587.531198][ T10] [ 1587.533179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.533179][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.533179][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.533179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.533179][ T10] ip6_route_add+0x1c/0x140 [ 1587.533179][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1587.533179][ T10] inet6_addr_add+0x4f8/0xa40 [ 1587.533179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.533179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.533179][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.533179][ T10] netlink_unicast+0x449/0x710 [ 1587.533179][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.533179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.533179][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.533179][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.533179][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.533179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.533179][ T10] [ 1587.535242][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.535242][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.535242][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.535242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.535242][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1587.535242][ T10] ipv6_add_addr+0x411/0x2000 [ 1587.535242][ T10] inet6_addr_add+0x30e/0xa40 [ 1587.535242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.535242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.535242][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.535242][ T10] netlink_unicast+0x449/0x710 [ 1587.535242][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.535242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.535242][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.535242][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.535242][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.535242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.535242][ T10] [ 1587.537297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.537297][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.537297][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.537297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.537297][ T10] ip6_route_add+0x1c/0x140 [ 1587.537297][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1587.537297][ T10] addrconf_add_dev+0xe2/0x170 [ 1587.537297][ T10] inet6_addr_add+0x12f/0xa40 [ 1587.537297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.537297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.537297][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.537297][ T10] netlink_unicast+0x449/0x710 [ 1587.537297][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.537297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.537297][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.537297][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.537297][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.537297][ T10] [ 1587.539323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.539323][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1587.539323][ T10] ipv6_find_idev+0x102/0x170 [ 1587.539323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.539323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.539323][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.539323][ T10] netlink_unicast+0x449/0x710 [ 1587.539323][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.539323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.539323][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.539323][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.539323][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.539323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.539323][ T10] [ 1587.540916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1587.540916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1587.540916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1587.540916][ T10] ipv6_find_idev+0x102/0x170 [ 1587.540916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.540916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.540916][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.540916][ T10] netlink_unicast+0x449/0x710 [ 1587.540916][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.540916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.540916][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.540916][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.540916][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.540916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.540916][ T10] [ 1587.542677][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1587.542979][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1587.542979][ T10] dst_init+0x84/0x4a0 [ 1587.542979][ T10] dst_alloc+0x97/0x150 [ 1587.542979][ T10] ip6_dst_alloc+0x23/0x90 [ 1587.542979][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1587.542979][ T10] ip6_pol_route+0x56f/0x840 [ 1587.542979][ T10] fib6_rule_lookup+0x456/0x630 [ 1587.542979][ T10] ip6_route_input+0x59c/0xa50 [ 1587.542979][ T10] ipv6_rcv+0x397/0x810 [ 1587.542979][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1587.542979][ T10] process_backlog+0x101/0x620 [ 1587.542979][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1587.542979][ T10] net_rx_action+0x495/0xbe0 [ 1587.542979][ T10] __do_softirq+0x1b5/0x7f6 [ 1587.542979][ T10] [ 1587.544665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.544665][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1587.544665][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1587.544665][ T10] fib6_nh_init+0xa22/0x1580 [ 1587.544665][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.544665][ T10] ip6_route_add+0x1c/0x140 [ 1587.544665][ T10] inet6_rtm_newroute+0x104/0x110 [ 1587.544665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.544665][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.544665][ T10] netlink_unicast+0x449/0x710 [ 1587.544665][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.544665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.544665][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.544665][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.544665][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.544665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.544665][ T10] [ 1587.546594][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.546594][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.546594][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.546594][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.546594][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1587.546594][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1587.546594][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1587.546594][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1587.546594][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1587.546594][ T10] addrconf_dad_begin+0x310/0x670 [ 1587.546594][ T10] addrconf_dad_work+0x10b/0xab0 [ 1587.546594][ T10] process_one_work+0x84d/0x18a0 [ 1587.546594][ T10] worker_thread+0x587/0xd30 [ 1587.546594][ T10] kthread+0x28a/0x350 [ 1587.546594][ T10] ret_from_fork+0x31/0x70 [ 1587.546594][ T10] ret_from_fork_asm+0x1a/0x30 [ 1587.546594][ T10] [ 1587.548555][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.548555][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.548555][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.548555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.548555][ T10] ip6_route_add+0x1c/0x140 [ 1587.548555][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1587.548555][ T10] inet6_addr_add+0x4f8/0xa40 [ 1587.548555][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.548555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.548555][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.548555][ T10] netlink_unicast+0x449/0x710 [ 1587.548555][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.548555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.548555][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.548555][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.548555][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.548555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.548555][ T10] [ 1587.550595][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.550595][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.550595][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.550595][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.550595][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1587.550595][ T10] ipv6_add_addr+0x411/0x2000 [ 1587.550595][ T10] inet6_addr_add+0x30e/0xa40 [ 1587.550595][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.550595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.550595][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.550595][ T10] netlink_unicast+0x449/0x710 [ 1587.550595][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.550595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.550595][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.550595][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.550595][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.550595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.550595][ T10] [ 1587.552630][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.552630][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.552630][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.552630][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.552630][ T10] ip6_route_add+0x1c/0x140 [ 1587.552630][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1587.552630][ T10] addrconf_add_dev+0xe2/0x170 [ 1587.552630][ T10] inet6_addr_add+0x12f/0xa40 [ 1587.552630][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.552630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.552630][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.552630][ T10] netlink_unicast+0x449/0x710 [ 1587.552630][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.552630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.552630][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.552630][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.552630][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.552630][ T10] [ 1587.554714][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.554714][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1587.554714][ T10] ipv6_find_idev+0x102/0x170 [ 1587.554714][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.554714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.554714][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.554714][ T10] netlink_unicast+0x449/0x710 [ 1587.554714][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.554714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.554714][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.554714][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.554714][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.554714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.554714][ T10] [ 1587.556545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1587.556545][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1587.556545][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1587.556545][ T10] ipv6_find_idev+0x102/0x170 [ 1587.556545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.556545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.556545][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.556545][ T10] netlink_unicast+0x449/0x710 [ 1587.556545][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.556545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.556545][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.556545][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.556545][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.556545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.556545][ T10] [ 1587.558456][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1587.558830][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1587.558830][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.558830][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.558830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.558830][ T10] ip6_route_add+0x1c/0x140 [ 1587.558830][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1587.558830][ T10] inet6_addr_add+0x4f8/0xa40 [ 1587.558830][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.558830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.558830][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.558830][ T10] netlink_unicast+0x449/0x710 [ 1587.558830][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.558830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.558830][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.558830][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.558830][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.558830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.558830][ T10] [ 1587.561116][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1587.561116][ T10] netdev_get_by_index+0x5e/0x80 [ 1587.561116][ T10] fib6_nh_init+0x3d8/0x1580 [ 1587.561116][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1587.561116][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1587.561116][ T10] ipv6_add_addr+0x411/0x2000 [ 1587.561116][ T10] inet6_addr_add+0x30e/0xa40 [ 1587.561116][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1587.561116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.561116][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.561116][ T10] netlink_unicast+0x449/0x710 [ 1587.561116][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.561116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.561116][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.561116][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.561116][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.561116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.561116][ T10] [ 1587.563310][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1587.563310][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1587.563310][ T10] ipv6_find_idev+0x102/0x170 [ 1587.563310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.563310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.563310][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.563310][ T10] netlink_unicast+0x449/0x710 [ 1587.563310][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.563310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.563310][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.563310][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.563310][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.563310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.563310][ T10] [ 1587.565043][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1587.565043][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1587.565043][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1587.565043][ T10] ipv6_find_idev+0x102/0x170 [ 1587.565043][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1587.565043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1587.565043][ T10] netlink_rcv_skb+0x130/0x360 [ 1587.565043][ T10] netlink_unicast+0x449/0x710 [ 1587.565043][ T10] netlink_sendmsg+0x723/0xbe0 [ 1587.565043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1587.565043][ T10] ___sys_sendmsg+0xee/0x170 [ 1587.565043][ T10] __sys_sendmsg+0xcd/0x170 [ 1587.565043][ T10] do_syscall_64+0xc6/0x1e0 [ 1587.565043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1587.565043][ T10] [ 1597.814978][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1597.815440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.815440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1597.815440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1597.815440][ T10] fib6_nh_init+0xa22/0x1580 [ 1597.815440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.815440][ T10] ip6_route_add+0x1c/0x140 [ 1597.815440][ T10] inet6_rtm_newroute+0x104/0x110 [ 1597.815440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.815440][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.815440][ T10] netlink_unicast+0x449/0x710 [ 1597.815440][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.815440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.815440][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.815440][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.815440][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.815440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.815440][ T10] [ 1597.817375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.817375][ T10] dst_init+0x84/0x4a0 [ 1597.817375][ T10] dst_alloc+0x97/0x150 [ 1597.817375][ T10] ip6_dst_alloc+0x23/0x90 [ 1597.817375][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1597.817375][ T10] ip6_pol_route+0x56f/0x840 [ 1597.817375][ T10] fib6_rule_lookup+0x456/0x630 [ 1597.817375][ T10] ip6_route_input+0x59c/0xa50 [ 1597.817375][ T10] ipv6_rcv+0x397/0x810 [ 1597.817375][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1597.817375][ T10] process_backlog+0x101/0x620 [ 1597.817375][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1597.817375][ T10] net_rx_action+0x495/0xbe0 [ 1597.817375][ T10] __do_softirq+0x1b5/0x7f6 [ 1597.817375][ T10] [ 1597.819071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.819071][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.819071][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.819071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.819071][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1597.819071][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1597.819071][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1597.819071][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1597.819071][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1597.819071][ T10] addrconf_dad_begin+0x310/0x670 [ 1597.819071][ T10] addrconf_dad_work+0x10b/0xab0 [ 1597.819071][ T10] process_one_work+0x84d/0x18a0 [ 1597.819071][ T10] worker_thread+0x587/0xd30 [ 1597.819071][ T10] kthread+0x28a/0x350 [ 1597.819071][ T10] ret_from_fork+0x31/0x70 [ 1597.819071][ T10] ret_from_fork_asm+0x1a/0x30 [ 1597.819071][ T10] [ 1597.821001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.821001][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.821001][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.821001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.821001][ T10] ip6_route_add+0x1c/0x140 [ 1597.821001][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1597.821001][ T10] inet6_addr_add+0x4f8/0xa40 [ 1597.821001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.821001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.821001][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.821001][ T10] netlink_unicast+0x449/0x710 [ 1597.821001][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.821001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.821001][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.821001][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.821001][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.821001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.821001][ T10] [ 1597.823025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.823025][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.823025][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.823025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.823025][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1597.823025][ T10] ipv6_add_addr+0x411/0x2000 [ 1597.823025][ T10] inet6_addr_add+0x30e/0xa40 [ 1597.823025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.823025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.823025][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.823025][ T10] netlink_unicast+0x449/0x710 [ 1597.823025][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.823025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.823025][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.823025][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.823025][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.823025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.823025][ T10] [ 1597.825052][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.825052][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.825052][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.825052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.825052][ T10] ip6_route_add+0x1c/0x140 [ 1597.825052][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1597.825052][ T10] addrconf_add_dev+0xe2/0x170 [ 1597.825052][ T10] inet6_addr_add+0x12f/0xa40 [ 1597.825052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.825052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.825052][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.825052][ T10] netlink_unicast+0x449/0x710 [ 1597.825052][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.825052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.825052][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.825052][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.825052][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.825052][ T10] [ 1597.827055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.827055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1597.827055][ T10] ipv6_find_idev+0x102/0x170 [ 1597.827055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.827055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.827055][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.827055][ T10] netlink_unicast+0x449/0x710 [ 1597.827055][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.827055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.827055][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.827055][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.827055][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.827055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.827055][ T10] [ 1597.828613][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1597.828613][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1597.828613][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1597.828613][ T10] ipv6_find_idev+0x102/0x170 [ 1597.828613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.828613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.828613][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.828613][ T10] netlink_unicast+0x449/0x710 [ 1597.828613][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.828613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.828613][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.828613][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.828613][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.828613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.828613][ T10] [ 1597.830315][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1597.830601][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1597.830601][ T10] dst_init+0x84/0x4a0 [ 1597.830601][ T10] dst_alloc+0x97/0x150 [ 1597.830601][ T10] ip6_dst_alloc+0x23/0x90 [ 1597.830601][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1597.830601][ T10] ip6_pol_route+0x56f/0x840 [ 1597.830601][ T10] fib6_rule_lookup+0x456/0x630 [ 1597.830601][ T10] ip6_route_input+0x59c/0xa50 [ 1597.830601][ T10] ipv6_rcv+0x397/0x810 [ 1597.830601][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1597.830601][ T10] process_backlog+0x101/0x620 [ 1597.830601][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1597.830601][ T10] net_rx_action+0x495/0xbe0 [ 1597.830601][ T10] __do_softirq+0x1b5/0x7f6 [ 1597.830601][ T10] [ 1597.832408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.832408][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1597.832408][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1597.832408][ T10] fib6_nh_init+0xa22/0x1580 [ 1597.832408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.832408][ T10] ip6_route_add+0x1c/0x140 [ 1597.832408][ T10] inet6_rtm_newroute+0x104/0x110 [ 1597.832408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.832408][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.832408][ T10] netlink_unicast+0x449/0x710 [ 1597.832408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.832408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.832408][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.832408][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.832408][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.832408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.832408][ T10] [ 1597.834329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.834329][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.834329][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.834329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.834329][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1597.834329][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1597.834329][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1597.834329][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1597.834329][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1597.834329][ T10] addrconf_dad_begin+0x310/0x670 [ 1597.834329][ T10] addrconf_dad_work+0x10b/0xab0 [ 1597.834329][ T10] process_one_work+0x84d/0x18a0 [ 1597.834329][ T10] worker_thread+0x587/0xd30 [ 1597.834329][ T10] kthread+0x28a/0x350 [ 1597.834329][ T10] ret_from_fork+0x31/0x70 [ 1597.834329][ T10] ret_from_fork_asm+0x1a/0x30 [ 1597.834329][ T10] [ 1597.836260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.836260][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.836260][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.836260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.836260][ T10] ip6_route_add+0x1c/0x140 [ 1597.836260][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1597.836260][ T10] inet6_addr_add+0x4f8/0xa40 [ 1597.836260][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.836260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.836260][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.836260][ T10] netlink_unicast+0x449/0x710 [ 1597.836260][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.836260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.836260][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.836260][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.836260][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.836260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.836260][ T10] [ 1597.838296][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.838296][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.838296][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.838296][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.838296][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1597.838296][ T10] ipv6_add_addr+0x411/0x2000 [ 1597.838296][ T10] inet6_addr_add+0x30e/0xa40 [ 1597.838296][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.838296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.838296][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.838296][ T10] netlink_unicast+0x449/0x710 [ 1597.838296][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.838296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.838296][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.838296][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.838296][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.838296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.838296][ T10] [ 1597.840318][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.840318][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.840318][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.840318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.840318][ T10] ip6_route_add+0x1c/0x140 [ 1597.840318][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1597.840318][ T10] addrconf_add_dev+0xe2/0x170 [ 1597.840318][ T10] inet6_addr_add+0x12f/0xa40 [ 1597.840318][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.840318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.840318][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.840318][ T10] netlink_unicast+0x449/0x710 [ 1597.840318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.840318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.840318][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.840318][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.840318][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.840318][ T10] [ 1597.842425][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.842425][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1597.842425][ T10] ipv6_find_idev+0x102/0x170 [ 1597.842425][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.842425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.842425][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.842425][ T10] netlink_unicast+0x449/0x710 [ 1597.842425][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.842425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.842425][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.842425][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.842425][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.842425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.842425][ T10] [ 1597.844150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1597.844150][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1597.844150][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1597.844150][ T10] ipv6_find_idev+0x102/0x170 [ 1597.844150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.844150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.844150][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.844150][ T10] netlink_unicast+0x449/0x710 [ 1597.844150][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.844150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.844150][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.844150][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.844150][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.844150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.844150][ T10] [ 1597.846090][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1597.846400][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1597.846400][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.846400][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.846400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.846400][ T10] ip6_route_add+0x1c/0x140 [ 1597.846400][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1597.846400][ T10] inet6_addr_add+0x4f8/0xa40 [ 1597.846400][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.846400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.846400][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.846400][ T10] netlink_unicast+0x449/0x710 [ 1597.846400][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.846400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.846400][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.846400][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.846400][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.846400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.846400][ T10] [ 1597.848671][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1597.848671][ T10] netdev_get_by_index+0x5e/0x80 [ 1597.848671][ T10] fib6_nh_init+0x3d8/0x1580 [ 1597.848671][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1597.848671][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1597.848671][ T10] ipv6_add_addr+0x411/0x2000 [ 1597.848671][ T10] inet6_addr_add+0x30e/0xa40 [ 1597.848671][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1597.848671][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.848671][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.848671][ T10] netlink_unicast+0x449/0x710 [ 1597.848671][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.848671][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.848671][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.848671][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.848671][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.848671][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.848671][ T10] [ 1597.850858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1597.850858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1597.850858][ T10] ipv6_find_idev+0x102/0x170 [ 1597.850858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.850858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.850858][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.850858][ T10] netlink_unicast+0x449/0x710 [ 1597.850858][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.850858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.850858][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.850858][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.850858][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.850858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.850858][ T10] [ 1597.852604][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1597.852604][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1597.852604][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1597.852604][ T10] ipv6_find_idev+0x102/0x170 [ 1597.852604][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1597.852604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1597.852604][ T10] netlink_rcv_skb+0x130/0x360 [ 1597.852604][ T10] netlink_unicast+0x449/0x710 [ 1597.852604][ T10] netlink_sendmsg+0x723/0xbe0 [ 1597.852604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1597.852604][ T10] ___sys_sendmsg+0xee/0x170 [ 1597.852604][ T10] __sys_sendmsg+0xcd/0x170 [ 1597.852604][ T10] do_syscall_64+0xc6/0x1e0 [ 1597.852604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1597.852604][ T10] [ 1608.102883][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1608.103356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.103356][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1608.103356][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1608.103356][ T10] fib6_nh_init+0xa22/0x1580 [ 1608.103356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.103356][ T10] ip6_route_add+0x1c/0x140 [ 1608.103356][ T10] inet6_rtm_newroute+0x104/0x110 [ 1608.103356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.103356][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.103356][ T10] netlink_unicast+0x449/0x710 [ 1608.103356][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.103356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.103356][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.103356][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.103356][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.103356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.103356][ T10] [ 1608.105295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.105295][ T10] dst_init+0x84/0x4a0 [ 1608.105295][ T10] dst_alloc+0x97/0x150 [ 1608.105295][ T10] ip6_dst_alloc+0x23/0x90 [ 1608.105295][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1608.105295][ T10] ip6_pol_route+0x56f/0x840 [ 1608.105295][ T10] fib6_rule_lookup+0x456/0x630 [ 1608.105295][ T10] ip6_route_input+0x59c/0xa50 [ 1608.105295][ T10] ipv6_rcv+0x397/0x810 [ 1608.105295][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1608.105295][ T10] process_backlog+0x101/0x620 [ 1608.105295][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1608.105295][ T10] net_rx_action+0x495/0xbe0 [ 1608.105295][ T10] __do_softirq+0x1b5/0x7f6 [ 1608.105295][ T10] [ 1608.106966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.106966][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.106966][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.106966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.106966][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1608.106966][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1608.106966][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1608.106966][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1608.106966][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1608.106966][ T10] addrconf_dad_begin+0x310/0x670 [ 1608.106966][ T10] addrconf_dad_work+0x10b/0xab0 [ 1608.106966][ T10] process_one_work+0x84d/0x18a0 [ 1608.106966][ T10] worker_thread+0x587/0xd30 [ 1608.106966][ T10] kthread+0x28a/0x350 [ 1608.106966][ T10] ret_from_fork+0x31/0x70 [ 1608.106966][ T10] ret_from_fork_asm+0x1a/0x30 [ 1608.106966][ T10] [ 1608.108965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.108965][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.108965][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.108965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.108965][ T10] ip6_route_add+0x1c/0x140 [ 1608.108965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1608.108965][ T10] inet6_addr_add+0x4f8/0xa40 [ 1608.108965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.108965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.108965][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.108965][ T10] netlink_unicast+0x449/0x710 [ 1608.108965][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.108965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.108965][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.108965][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.108965][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.108965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.108965][ T10] [ 1608.110988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.110988][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.110988][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.110988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.110988][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1608.110988][ T10] ipv6_add_addr+0x411/0x2000 [ 1608.110988][ T10] inet6_addr_add+0x30e/0xa40 [ 1608.110988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.110988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.110988][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.110988][ T10] netlink_unicast+0x449/0x710 [ 1608.110988][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.110988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.110988][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.110988][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.110988][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.110988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.110988][ T10] [ 1608.113091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.113091][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.113091][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.113091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.113091][ T10] ip6_route_add+0x1c/0x140 [ 1608.113091][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1608.113091][ T10] addrconf_add_dev+0xe2/0x170 [ 1608.113091][ T10] inet6_addr_add+0x12f/0xa40 [ 1608.113091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.113091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.113091][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.113091][ T10] netlink_unicast+0x449/0x710 [ 1608.113091][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.113091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.113091][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.113091][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.113091][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.113091][ T10] [ 1608.115225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.115225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1608.115225][ T10] ipv6_find_idev+0x102/0x170 [ 1608.115225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.115225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.115225][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.115225][ T10] netlink_unicast+0x449/0x710 [ 1608.115225][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.115225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.115225][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.115225][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.115225][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.115225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.115225][ T10] [ 1608.116952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1608.116952][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1608.116952][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1608.116952][ T10] ipv6_find_idev+0x102/0x170 [ 1608.116952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.116952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.116952][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.116952][ T10] netlink_unicast+0x449/0x710 [ 1608.116952][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.116952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.116952][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.116952][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.116952][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.116952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.116952][ T10] [ 1608.118794][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1608.119121][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1608.119121][ T10] dst_init+0x84/0x4a0 [ 1608.119121][ T10] dst_alloc+0x97/0x150 [ 1608.119121][ T10] ip6_dst_alloc+0x23/0x90 [ 1608.119121][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1608.119121][ T10] ip6_pol_route+0x56f/0x840 [ 1608.119121][ T10] fib6_rule_lookup+0x456/0x630 [ 1608.119121][ T10] ip6_route_input+0x59c/0xa50 [ 1608.119121][ T10] ipv6_rcv+0x397/0x810 [ 1608.119121][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1608.119121][ T10] process_backlog+0x101/0x620 [ 1608.119121][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1608.119121][ T10] net_rx_action+0x495/0xbe0 [ 1608.119121][ T10] __do_softirq+0x1b5/0x7f6 [ 1608.119121][ T10] [ 1608.120953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.120953][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1608.120953][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1608.120953][ T10] fib6_nh_init+0xa22/0x1580 [ 1608.120953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.120953][ T10] ip6_route_add+0x1c/0x140 [ 1608.120953][ T10] inet6_rtm_newroute+0x104/0x110 [ 1608.120953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.120953][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.120953][ T10] netlink_unicast+0x449/0x710 [ 1608.120953][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.120953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.120953][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.120953][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.120953][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.120953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.120953][ T10] [ 1608.123034][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.123034][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.123034][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.123034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.123034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1608.123034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1608.123034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1608.123034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1608.123034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1608.123034][ T10] addrconf_dad_begin+0x310/0x670 [ 1608.123034][ T10] addrconf_dad_work+0x10b/0xab0 [ 1608.123034][ T10] process_one_work+0x84d/0x18a0 [ 1608.123034][ T10] worker_thread+0x587/0xd30 [ 1608.123034][ T10] kthread+0x28a/0x350 [ 1608.123034][ T10] ret_from_fork+0x31/0x70 [ 1608.123034][ T10] ret_from_fork_asm+0x1a/0x30 [ 1608.123034][ T10] [ 1608.124986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.124986][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.124986][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.124986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.124986][ T10] ip6_route_add+0x1c/0x140 [ 1608.124986][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1608.124986][ T10] inet6_addr_add+0x4f8/0xa40 [ 1608.124986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.124986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.124986][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.124986][ T10] netlink_unicast+0x449/0x710 [ 1608.124986][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.124986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.124986][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.124986][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.124986][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.124986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.124986][ T10] [ 1608.127010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.127010][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.127010][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.127010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.127010][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1608.127010][ T10] ipv6_add_addr+0x411/0x2000 [ 1608.127010][ T10] inet6_addr_add+0x30e/0xa40 [ 1608.127010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.127010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.127010][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.127010][ T10] netlink_unicast+0x449/0x710 [ 1608.127010][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.127010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.127010][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.127010][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.127010][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.127010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.127010][ T10] [ 1608.129056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.129056][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.129056][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.129056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.129056][ T10] ip6_route_add+0x1c/0x140 [ 1608.129056][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1608.129056][ T10] addrconf_add_dev+0xe2/0x170 [ 1608.129056][ T10] inet6_addr_add+0x12f/0xa40 [ 1608.129056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.129056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.129056][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.129056][ T10] netlink_unicast+0x449/0x710 [ 1608.129056][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.129056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.129056][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.129056][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.129056][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.129056][ T10] [ 1608.131316][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.131316][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1608.131316][ T10] ipv6_find_idev+0x102/0x170 [ 1608.131316][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.131316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.131316][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.131316][ T10] netlink_unicast+0x449/0x710 [ 1608.131316][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.131316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.131316][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.131316][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.131316][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.131316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.131316][ T10] [ 1608.133213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1608.133213][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1608.133213][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1608.133213][ T10] ipv6_find_idev+0x102/0x170 [ 1608.133213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.133213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.133213][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.133213][ T10] netlink_unicast+0x449/0x710 [ 1608.133213][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.133213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.133213][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.133213][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.133213][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.133213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.133213][ T10] [ 1608.135176][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1608.135450][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1608.135450][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.135450][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.135450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.135450][ T10] ip6_route_add+0x1c/0x140 [ 1608.135450][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1608.135450][ T10] inet6_addr_add+0x4f8/0xa40 [ 1608.135450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.135450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.135450][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.135450][ T10] netlink_unicast+0x449/0x710 [ 1608.135450][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.135450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.135450][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.135450][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.135450][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.135450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.135450][ T10] [ 1608.137758][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1608.137758][ T10] netdev_get_by_index+0x5e/0x80 [ 1608.137758][ T10] fib6_nh_init+0x3d8/0x1580 [ 1608.137758][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1608.137758][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1608.137758][ T10] ipv6_add_addr+0x411/0x2000 [ 1608.137758][ T10] inet6_addr_add+0x30e/0xa40 [ 1608.137758][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1608.137758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.137758][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.137758][ T10] netlink_unicast+0x449/0x710 [ 1608.137758][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.137758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.137758][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.137758][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.137758][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.137758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.137758][ T10] [ 1608.140133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1608.140133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1608.140133][ T10] ipv6_find_idev+0x102/0x170 [ 1608.140133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.140133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.140133][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.140133][ T10] netlink_unicast+0x449/0x710 [ 1608.140133][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.140133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.140133][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.140133][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.140133][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.140133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.140133][ T10] [ 1608.141877][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1608.141877][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1608.141877][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1608.141877][ T10] ipv6_find_idev+0x102/0x170 [ 1608.141877][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1608.141877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1608.141877][ T10] netlink_rcv_skb+0x130/0x360 [ 1608.141877][ T10] netlink_unicast+0x449/0x710 [ 1608.141877][ T10] netlink_sendmsg+0x723/0xbe0 [ 1608.141877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1608.141877][ T10] ___sys_sendmsg+0xee/0x170 [ 1608.141877][ T10] __sys_sendmsg+0xcd/0x170 [ 1608.141877][ T10] do_syscall_64+0xc6/0x1e0 [ 1608.141877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1608.141877][ T10] [ 1618.390973][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1618.391456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.391456][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1618.391456][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1618.391456][ T10] fib6_nh_init+0xa22/0x1580 [ 1618.391456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.391456][ T10] ip6_route_add+0x1c/0x140 [ 1618.391456][ T10] inet6_rtm_newroute+0x104/0x110 [ 1618.391456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.391456][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.391456][ T10] netlink_unicast+0x449/0x710 [ 1618.391456][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.391456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.391456][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.391456][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.391456][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.391456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.391456][ T10] [ 1618.393571][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.393571][ T10] dst_init+0x84/0x4a0 [ 1618.393571][ T10] dst_alloc+0x97/0x150 [ 1618.393571][ T10] ip6_dst_alloc+0x23/0x90 [ 1618.393571][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1618.393571][ T10] ip6_pol_route+0x56f/0x840 [ 1618.393571][ T10] fib6_rule_lookup+0x456/0x630 [ 1618.393571][ T10] ip6_route_input+0x59c/0xa50 [ 1618.393571][ T10] ipv6_rcv+0x397/0x810 [ 1618.393571][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1618.393571][ T10] process_backlog+0x101/0x620 [ 1618.393571][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1618.393571][ T10] net_rx_action+0x495/0xbe0 [ 1618.393571][ T10] __do_softirq+0x1b5/0x7f6 [ 1618.393571][ T10] [ 1618.395291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.395291][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.395291][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.395291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.395291][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1618.395291][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1618.395291][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1618.395291][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1618.395291][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1618.395291][ T10] addrconf_dad_begin+0x310/0x670 [ 1618.395291][ T10] addrconf_dad_work+0x10b/0xab0 [ 1618.395291][ T10] process_one_work+0x84d/0x18a0 [ 1618.395291][ T10] worker_thread+0x587/0xd30 [ 1618.395291][ T10] kthread+0x28a/0x350 [ 1618.395291][ T10] ret_from_fork+0x31/0x70 [ 1618.395291][ T10] ret_from_fork_asm+0x1a/0x30 [ 1618.395291][ T10] [ 1618.397305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.397305][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.397305][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.397305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.397305][ T10] ip6_route_add+0x1c/0x140 [ 1618.397305][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1618.397305][ T10] inet6_addr_add+0x4f8/0xa40 [ 1618.397305][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.397305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.397305][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.397305][ T10] netlink_unicast+0x449/0x710 [ 1618.397305][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.397305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.397305][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.397305][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.397305][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.397305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.397305][ T10] [ 1618.399403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.399403][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.399403][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.399403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.399403][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1618.399403][ T10] ipv6_add_addr+0x411/0x2000 [ 1618.399403][ T10] inet6_addr_add+0x30e/0xa40 [ 1618.399403][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.399403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.399403][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.399403][ T10] netlink_unicast+0x449/0x710 [ 1618.399403][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.399403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.399403][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.399403][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.399403][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.399403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.399403][ T10] [ 1618.401499][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.401499][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.401499][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.401499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.401499][ T10] ip6_route_add+0x1c/0x140 [ 1618.401499][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1618.401499][ T10] addrconf_add_dev+0xe2/0x170 [ 1618.401499][ T10] inet6_addr_add+0x12f/0xa40 [ 1618.401499][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.401499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.401499][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.401499][ T10] netlink_unicast+0x449/0x710 [ 1618.401499][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.401499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.401499][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.401499][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.401499][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.401499][ T10] [ 1618.403533][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.403533][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1618.403533][ T10] ipv6_find_idev+0x102/0x170 [ 1618.403533][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.403533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.403533][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.403533][ T10] netlink_unicast+0x449/0x710 [ 1618.403533][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.403533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.403533][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.403533][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.403533][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.403533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.403533][ T10] [ 1618.405135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1618.405135][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1618.405135][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1618.405135][ T10] ipv6_find_idev+0x102/0x170 [ 1618.405135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.405135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.405135][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.405135][ T10] netlink_unicast+0x449/0x710 [ 1618.405135][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.405135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.405135][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.405135][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.405135][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.405135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.405135][ T10] [ 1618.406926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1618.407227][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1618.407227][ T10] dst_init+0x84/0x4a0 [ 1618.407227][ T10] dst_alloc+0x97/0x150 [ 1618.407227][ T10] ip6_dst_alloc+0x23/0x90 [ 1618.407227][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1618.407227][ T10] ip6_pol_route+0x56f/0x840 [ 1618.407227][ T10] fib6_rule_lookup+0x456/0x630 [ 1618.407227][ T10] ip6_route_input+0x59c/0xa50 [ 1618.407227][ T10] ipv6_rcv+0x397/0x810 [ 1618.407227][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1618.407227][ T10] process_backlog+0x101/0x620 [ 1618.407227][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1618.407227][ T10] net_rx_action+0x495/0xbe0 [ 1618.407227][ T10] __do_softirq+0x1b5/0x7f6 [ 1618.407227][ T10] [ 1618.408986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.408986][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1618.408986][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1618.408986][ T10] fib6_nh_init+0xa22/0x1580 [ 1618.408986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.408986][ T10] ip6_route_add+0x1c/0x140 [ 1618.408986][ T10] inet6_rtm_newroute+0x104/0x110 [ 1618.408986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.408986][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.408986][ T10] netlink_unicast+0x449/0x710 [ 1618.408986][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.408986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.408986][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.408986][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.408986][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.408986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.408986][ T10] [ 1618.411021][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.411021][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.411021][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.411021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.411021][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1618.411021][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1618.411021][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1618.411021][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1618.411021][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1618.411021][ T10] addrconf_dad_begin+0x310/0x670 [ 1618.411021][ T10] addrconf_dad_work+0x10b/0xab0 [ 1618.411021][ T10] process_one_work+0x84d/0x18a0 [ 1618.411021][ T10] worker_thread+0x587/0xd30 [ 1618.411021][ T10] kthread+0x28a/0x350 [ 1618.411021][ T10] ret_from_fork+0x31/0x70 [ 1618.411021][ T10] ret_from_fork_asm+0x1a/0x30 [ 1618.411021][ T10] [ 1618.413094][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.413094][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.413094][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.413094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.413094][ T10] ip6_route_add+0x1c/0x140 [ 1618.413094][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1618.413094][ T10] inet6_addr_add+0x4f8/0xa40 [ 1618.413094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.413094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.413094][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.413094][ T10] netlink_unicast+0x449/0x710 [ 1618.413094][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.413094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.413094][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.413094][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.413094][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.413094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.413094][ T10] [ 1618.415294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.415294][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.415294][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.415294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.415294][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1618.415294][ T10] ipv6_add_addr+0x411/0x2000 [ 1618.415294][ T10] inet6_addr_add+0x30e/0xa40 [ 1618.415294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.415294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.415294][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.415294][ T10] netlink_unicast+0x449/0x710 [ 1618.415294][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.415294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.415294][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.415294][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.415294][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.415294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.415294][ T10] [ 1618.417464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.417464][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.417464][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.417464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.417464][ T10] ip6_route_add+0x1c/0x140 [ 1618.417464][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1618.417464][ T10] addrconf_add_dev+0xe2/0x170 [ 1618.417464][ T10] inet6_addr_add+0x12f/0xa40 [ 1618.417464][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.417464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.417464][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.417464][ T10] netlink_unicast+0x449/0x710 [ 1618.417464][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.417464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.417464][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.417464][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.417464][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.417464][ T10] [ 1618.419723][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.419723][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1618.419723][ T10] ipv6_find_idev+0x102/0x170 [ 1618.419723][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.419723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.419723][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.419723][ T10] netlink_unicast+0x449/0x710 [ 1618.419723][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.419723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.419723][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.419723][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.419723][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.419723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.419723][ T10] [ 1618.421575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1618.421575][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1618.421575][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1618.421575][ T10] ipv6_find_idev+0x102/0x170 [ 1618.421575][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.421575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.421575][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.421575][ T10] netlink_unicast+0x449/0x710 [ 1618.421575][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.421575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.421575][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.421575][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.421575][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.421575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.421575][ T10] [ 1618.423738][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1618.424026][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1618.424026][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.424026][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.424026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.424026][ T10] ip6_route_add+0x1c/0x140 [ 1618.424026][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1618.424026][ T10] inet6_addr_add+0x4f8/0xa40 [ 1618.424026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.424026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.424026][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.424026][ T10] netlink_unicast+0x449/0x710 [ 1618.424026][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.424026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.424026][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.424026][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.424026][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.424026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.424026][ T10] [ 1618.426444][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1618.426444][ T10] netdev_get_by_index+0x5e/0x80 [ 1618.426444][ T10] fib6_nh_init+0x3d8/0x1580 [ 1618.426444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1618.426444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1618.426444][ T10] ipv6_add_addr+0x411/0x2000 [ 1618.426444][ T10] inet6_addr_add+0x30e/0xa40 [ 1618.426444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1618.426444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.426444][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.426444][ T10] netlink_unicast+0x449/0x710 [ 1618.426444][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.426444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.426444][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.426444][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.426444][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.426444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.426444][ T10] [ 1618.428866][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1618.428866][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1618.428866][ T10] ipv6_find_idev+0x102/0x170 [ 1618.428866][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.428866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.428866][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.428866][ T10] netlink_unicast+0x449/0x710 [ 1618.428866][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.428866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.428866][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.428866][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.428866][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.428866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.428866][ T10] [ 1618.430704][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1618.430704][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1618.430704][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1618.430704][ T10] ipv6_find_idev+0x102/0x170 [ 1618.430704][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1618.430704][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1618.430704][ T10] netlink_rcv_skb+0x130/0x360 [ 1618.430704][ T10] netlink_unicast+0x449/0x710 [ 1618.430704][ T10] netlink_sendmsg+0x723/0xbe0 [ 1618.430704][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1618.430704][ T10] ___sys_sendmsg+0xee/0x170 [ 1618.430704][ T10] __sys_sendmsg+0xcd/0x170 [ 1618.430704][ T10] do_syscall_64+0xc6/0x1e0 [ 1618.430704][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1618.430704][ T10] [ 1628.686983][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1628.687554][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.687554][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1628.687554][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1628.687554][ T10] fib6_nh_init+0xa22/0x1580 [ 1628.687554][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.687554][ T10] ip6_route_add+0x1c/0x140 [ 1628.687554][ T10] inet6_rtm_newroute+0x104/0x110 [ 1628.687554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.687554][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.687554][ T10] netlink_unicast+0x449/0x710 [ 1628.687554][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.687554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.687554][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.687554][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.687554][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.687554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.687554][ T10] [ 1628.689625][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.689625][ T10] dst_init+0x84/0x4a0 [ 1628.689625][ T10] dst_alloc+0x97/0x150 [ 1628.689625][ T10] ip6_dst_alloc+0x23/0x90 [ 1628.689625][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1628.689625][ T10] ip6_pol_route+0x56f/0x840 [ 1628.689625][ T10] fib6_rule_lookup+0x456/0x630 [ 1628.689625][ T10] ip6_route_input+0x59c/0xa50 [ 1628.689625][ T10] ipv6_rcv+0x397/0x810 [ 1628.689625][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1628.689625][ T10] process_backlog+0x101/0x620 [ 1628.689625][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1628.689625][ T10] net_rx_action+0x495/0xbe0 [ 1628.689625][ T10] __do_softirq+0x1b5/0x7f6 [ 1628.689625][ T10] [ 1628.691441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.691441][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.691441][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.691441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.691441][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1628.691441][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1628.691441][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1628.691441][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1628.691441][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1628.691441][ T10] addrconf_dad_begin+0x310/0x670 [ 1628.691441][ T10] addrconf_dad_work+0x10b/0xab0 [ 1628.691441][ T10] process_one_work+0x84d/0x18a0 [ 1628.691441][ T10] worker_thread+0x587/0xd30 [ 1628.691441][ T10] kthread+0x28a/0x350 [ 1628.691441][ T10] ret_from_fork+0x31/0x70 [ 1628.691441][ T10] ret_from_fork_asm+0x1a/0x30 [ 1628.691441][ T10] [ 1628.693524][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.693524][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.693524][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.693524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.693524][ T10] ip6_route_add+0x1c/0x140 [ 1628.693524][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1628.693524][ T10] inet6_addr_add+0x4f8/0xa40 [ 1628.693524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.693524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.693524][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.693524][ T10] netlink_unicast+0x449/0x710 [ 1628.693524][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.693524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.693524][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.693524][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.693524][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.693524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.693524][ T10] [ 1628.695703][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.695703][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.695703][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.695703][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.695703][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1628.695703][ T10] ipv6_add_addr+0x411/0x2000 [ 1628.695703][ T10] inet6_addr_add+0x30e/0xa40 [ 1628.695703][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.695703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.695703][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.695703][ T10] netlink_unicast+0x449/0x710 [ 1628.695703][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.695703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.695703][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.695703][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.695703][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.695703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.695703][ T10] [ 1628.697900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.697900][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.697900][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.697900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.697900][ T10] ip6_route_add+0x1c/0x140 [ 1628.697900][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1628.697900][ T10] addrconf_add_dev+0xe2/0x170 [ 1628.697900][ T10] inet6_addr_add+0x12f/0xa40 [ 1628.697900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.697900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.697900][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.697900][ T10] netlink_unicast+0x449/0x710 [ 1628.697900][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.697900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.697900][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.697900][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.697900][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.697900][ T10] [ 1628.700051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.700051][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1628.700051][ T10] ipv6_find_idev+0x102/0x170 [ 1628.700051][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.700051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.700051][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.700051][ T10] netlink_unicast+0x449/0x710 [ 1628.700051][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.700051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.700051][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.700051][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.700051][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.700051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.700051][ T10] [ 1628.701779][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1628.701779][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1628.701779][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1628.701779][ T10] ipv6_find_idev+0x102/0x170 [ 1628.701779][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.701779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.701779][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.701779][ T10] netlink_unicast+0x449/0x710 [ 1628.701779][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.701779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.701779][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.701779][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.701779][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.701779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.701779][ T10] [ 1628.703643][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1628.703972][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1628.703972][ T10] dst_init+0x84/0x4a0 [ 1628.703972][ T10] dst_alloc+0x97/0x150 [ 1628.703972][ T10] ip6_dst_alloc+0x23/0x90 [ 1628.703972][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1628.703972][ T10] ip6_pol_route+0x56f/0x840 [ 1628.703972][ T10] fib6_rule_lookup+0x456/0x630 [ 1628.703972][ T10] ip6_route_input+0x59c/0xa50 [ 1628.703972][ T10] ipv6_rcv+0x397/0x810 [ 1628.703972][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1628.703972][ T10] process_backlog+0x101/0x620 [ 1628.703972][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1628.703972][ T10] net_rx_action+0x495/0xbe0 [ 1628.703972][ T10] __do_softirq+0x1b5/0x7f6 [ 1628.703972][ T10] [ 1628.705749][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.705749][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1628.705749][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1628.705749][ T10] fib6_nh_init+0xa22/0x1580 [ 1628.705749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.705749][ T10] ip6_route_add+0x1c/0x140 [ 1628.705749][ T10] inet6_rtm_newroute+0x104/0x110 [ 1628.705749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.705749][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.705749][ T10] netlink_unicast+0x449/0x710 [ 1628.705749][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.705749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.705749][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.705749][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.705749][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.705749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.705749][ T10] [ 1628.707796][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.707796][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.707796][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.707796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.707796][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1628.707796][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1628.707796][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1628.707796][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1628.707796][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1628.707796][ T10] addrconf_dad_begin+0x310/0x670 [ 1628.707796][ T10] addrconf_dad_work+0x10b/0xab0 [ 1628.707796][ T10] process_one_work+0x84d/0x18a0 [ 1628.707796][ T10] worker_thread+0x587/0xd30 [ 1628.707796][ T10] kthread+0x28a/0x350 [ 1628.707796][ T10] ret_from_fork+0x31/0x70 [ 1628.707796][ T10] ret_from_fork_asm+0x1a/0x30 [ 1628.707796][ T10] [ 1628.709868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.709868][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.709868][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.709868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.709868][ T10] ip6_route_add+0x1c/0x140 [ 1628.709868][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1628.709868][ T10] inet6_addr_add+0x4f8/0xa40 [ 1628.709868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.709868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.709868][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.709868][ T10] netlink_unicast+0x449/0x710 [ 1628.709868][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.709868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.709868][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.709868][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.709868][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.709868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.709868][ T10] [ 1628.712049][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.712049][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.712049][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.712049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.712049][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1628.712049][ T10] ipv6_add_addr+0x411/0x2000 [ 1628.712049][ T10] inet6_addr_add+0x30e/0xa40 [ 1628.712049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.712049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.712049][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.712049][ T10] netlink_unicast+0x449/0x710 [ 1628.712049][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.712049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.712049][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.712049][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.712049][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.712049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.712049][ T10] [ 1628.714211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.714211][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.714211][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.714211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.714211][ T10] ip6_route_add+0x1c/0x140 [ 1628.714211][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1628.714211][ T10] addrconf_add_dev+0xe2/0x170 [ 1628.714211][ T10] inet6_addr_add+0x12f/0xa40 [ 1628.714211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.714211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.714211][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.714211][ T10] netlink_unicast+0x449/0x710 [ 1628.714211][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.714211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.714211][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.714211][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.714211][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.714211][ T10] [ 1628.716468][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.716468][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1628.716468][ T10] ipv6_find_idev+0x102/0x170 [ 1628.716468][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.716468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.716468][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.716468][ T10] netlink_unicast+0x449/0x710 [ 1628.716468][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.716468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.716468][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.716468][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.716468][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.716468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.716468][ T10] [ 1628.718373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1628.718373][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1628.718373][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1628.718373][ T10] ipv6_find_idev+0x102/0x170 [ 1628.718373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.718373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.718373][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.718373][ T10] netlink_unicast+0x449/0x710 [ 1628.718373][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.718373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.718373][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.718373][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.718373][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.718373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.718373][ T10] [ 1628.720467][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1628.720724][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1628.720724][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.720724][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.720724][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.720724][ T10] ip6_route_add+0x1c/0x140 [ 1628.720724][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1628.720724][ T10] inet6_addr_add+0x4f8/0xa40 [ 1628.720724][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.720724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.720724][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.720724][ T10] netlink_unicast+0x449/0x710 [ 1628.720724][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.720724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.720724][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.720724][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.720724][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.720724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.720724][ T10] [ 1628.723156][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1628.723156][ T10] netdev_get_by_index+0x5e/0x80 [ 1628.723156][ T10] fib6_nh_init+0x3d8/0x1580 [ 1628.723156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1628.723156][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1628.723156][ T10] ipv6_add_addr+0x411/0x2000 [ 1628.723156][ T10] inet6_addr_add+0x30e/0xa40 [ 1628.723156][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1628.723156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.723156][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.723156][ T10] netlink_unicast+0x449/0x710 [ 1628.723156][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.723156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.723156][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.723156][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.723156][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.723156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.723156][ T10] [ 1628.725551][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1628.725551][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1628.725551][ T10] ipv6_find_idev+0x102/0x170 [ 1628.725551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.725551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.725551][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.725551][ T10] netlink_unicast+0x449/0x710 [ 1628.725551][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.725551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.725551][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.725551][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.725551][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.725551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.725551][ T10] [ 1628.727465][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1628.727465][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1628.727465][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1628.727465][ T10] ipv6_find_idev+0x102/0x170 [ 1628.727465][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1628.727465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1628.727465][ T10] netlink_rcv_skb+0x130/0x360 [ 1628.727465][ T10] netlink_unicast+0x449/0x710 [ 1628.727465][ T10] netlink_sendmsg+0x723/0xbe0 [ 1628.727465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1628.727465][ T10] ___sys_sendmsg+0xee/0x170 [ 1628.727465][ T10] __sys_sendmsg+0xcd/0x170 [ 1628.727465][ T10] do_syscall_64+0xc6/0x1e0 [ 1628.727465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1628.727465][ T10] [ 1638.798994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1638.799505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.799505][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1638.799505][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1638.799505][ T10] fib6_nh_init+0xa22/0x1580 [ 1638.799505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.799505][ T10] ip6_route_add+0x1c/0x140 [ 1638.799505][ T10] inet6_rtm_newroute+0x104/0x110 [ 1638.799505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.799505][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.799505][ T10] netlink_unicast+0x449/0x710 [ 1638.799505][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.799505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.799505][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.799505][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.799505][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.799505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.799505][ T10] [ 1638.801597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.801597][ T10] dst_init+0x84/0x4a0 [ 1638.801597][ T10] dst_alloc+0x97/0x150 [ 1638.801597][ T10] ip6_dst_alloc+0x23/0x90 [ 1638.801597][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1638.801597][ T10] ip6_pol_route+0x56f/0x840 [ 1638.801597][ T10] fib6_rule_lookup+0x456/0x630 [ 1638.801597][ T10] ip6_route_input+0x59c/0xa50 [ 1638.801597][ T10] ipv6_rcv+0x397/0x810 [ 1638.801597][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1638.801597][ T10] process_backlog+0x101/0x620 [ 1638.801597][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1638.801597][ T10] net_rx_action+0x495/0xbe0 [ 1638.801597][ T10] __do_softirq+0x1b5/0x7f6 [ 1638.801597][ T10] [ 1638.803399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.803399][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.803399][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.803399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.803399][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1638.803399][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1638.803399][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1638.803399][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1638.803399][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1638.803399][ T10] addrconf_dad_begin+0x310/0x670 [ 1638.803399][ T10] addrconf_dad_work+0x10b/0xab0 [ 1638.803399][ T10] process_one_work+0x84d/0x18a0 [ 1638.803399][ T10] worker_thread+0x587/0xd30 [ 1638.803399][ T10] kthread+0x28a/0x350 [ 1638.803399][ T10] ret_from_fork+0x31/0x70 [ 1638.803399][ T10] ret_from_fork_asm+0x1a/0x30 [ 1638.803399][ T10] [ 1638.805506][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.805506][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.805506][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.805506][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.805506][ T10] ip6_route_add+0x1c/0x140 [ 1638.805506][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1638.805506][ T10] inet6_addr_add+0x4f8/0xa40 [ 1638.805506][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.805506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.805506][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.805506][ T10] netlink_unicast+0x449/0x710 [ 1638.805506][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.805506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.805506][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.805506][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.805506][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.805506][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.805506][ T10] [ 1638.807691][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.807691][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.807691][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.807691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.807691][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1638.807691][ T10] ipv6_add_addr+0x411/0x2000 [ 1638.807691][ T10] inet6_addr_add+0x30e/0xa40 [ 1638.807691][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.807691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.807691][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.807691][ T10] netlink_unicast+0x449/0x710 [ 1638.807691][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.807691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.807691][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.807691][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.807691][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.807691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.807691][ T10] [ 1638.809830][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.809830][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.809830][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.809830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.809830][ T10] ip6_route_add+0x1c/0x140 [ 1638.809830][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1638.809830][ T10] addrconf_add_dev+0xe2/0x170 [ 1638.809830][ T10] inet6_addr_add+0x12f/0xa40 [ 1638.809830][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.809830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.809830][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.809830][ T10] netlink_unicast+0x449/0x710 [ 1638.809830][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.809830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.809830][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.809830][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.809830][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.809830][ T10] [ 1638.811874][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.811874][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1638.811874][ T10] ipv6_find_idev+0x102/0x170 [ 1638.811874][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.811874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.811874][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.811874][ T10] netlink_unicast+0x449/0x710 [ 1638.811874][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.811874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.811874][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.811874][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.811874][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.811874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.811874][ T10] [ 1638.813478][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1638.813478][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1638.813478][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1638.813478][ T10] ipv6_find_idev+0x102/0x170 [ 1638.813478][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.813478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.813478][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.813478][ T10] netlink_unicast+0x449/0x710 [ 1638.813478][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.813478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.813478][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.813478][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.813478][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.813478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.813478][ T10] [ 1638.815274][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1638.815561][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1638.815561][ T10] dst_init+0x84/0x4a0 [ 1638.815561][ T10] dst_alloc+0x97/0x150 [ 1638.815561][ T10] ip6_dst_alloc+0x23/0x90 [ 1638.815561][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1638.815561][ T10] ip6_pol_route+0x56f/0x840 [ 1638.815561][ T10] fib6_rule_lookup+0x456/0x630 [ 1638.815561][ T10] ip6_route_input+0x59c/0xa50 [ 1638.815561][ T10] ipv6_rcv+0x397/0x810 [ 1638.815561][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1638.815561][ T10] process_backlog+0x101/0x620 [ 1638.815561][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1638.815561][ T10] net_rx_action+0x495/0xbe0 [ 1638.815561][ T10] __do_softirq+0x1b5/0x7f6 [ 1638.815561][ T10] [ 1638.817260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.817260][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1638.817260][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1638.817260][ T10] fib6_nh_init+0xa22/0x1580 [ 1638.817260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.817260][ T10] ip6_route_add+0x1c/0x140 [ 1638.817260][ T10] inet6_rtm_newroute+0x104/0x110 [ 1638.817260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.817260][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.817260][ T10] netlink_unicast+0x449/0x710 [ 1638.817260][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.817260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.817260][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.817260][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.817260][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.817260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.817260][ T10] [ 1638.819244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.819244][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.819244][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.819244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.819244][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1638.819244][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1638.819244][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1638.819244][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1638.819244][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1638.819244][ T10] addrconf_dad_begin+0x310/0x670 [ 1638.819244][ T10] addrconf_dad_work+0x10b/0xab0 [ 1638.819244][ T10] process_one_work+0x84d/0x18a0 [ 1638.819244][ T10] worker_thread+0x587/0xd30 [ 1638.819244][ T10] kthread+0x28a/0x350 [ 1638.819244][ T10] ret_from_fork+0x31/0x70 [ 1638.819244][ T10] ret_from_fork_asm+0x1a/0x30 [ 1638.819244][ T10] [ 1638.821210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.821210][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.821210][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.821210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.821210][ T10] ip6_route_add+0x1c/0x140 [ 1638.821210][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1638.821210][ T10] inet6_addr_add+0x4f8/0xa40 [ 1638.821210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.821210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.821210][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.821210][ T10] netlink_unicast+0x449/0x710 [ 1638.821210][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.821210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.821210][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.821210][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.821210][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.821210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.821210][ T10] [ 1638.823290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.823290][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.823290][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.823290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.823290][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1638.823290][ T10] ipv6_add_addr+0x411/0x2000 [ 1638.823290][ T10] inet6_addr_add+0x30e/0xa40 [ 1638.823290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.823290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.823290][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.823290][ T10] netlink_unicast+0x449/0x710 [ 1638.823290][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.823290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.823290][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.823290][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.823290][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.823290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.823290][ T10] [ 1638.825350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.825350][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.825350][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.825350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.825350][ T10] ip6_route_add+0x1c/0x140 [ 1638.825350][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1638.825350][ T10] addrconf_add_dev+0xe2/0x170 [ 1638.825350][ T10] inet6_addr_add+0x12f/0xa40 [ 1638.825350][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.825350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.825350][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.825350][ T10] netlink_unicast+0x449/0x710 [ 1638.825350][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.825350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.825350][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.825350][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.825350][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.825350][ T10] [ 1638.827516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.827516][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1638.827516][ T10] ipv6_find_idev+0x102/0x170 [ 1638.827516][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.827516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.827516][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.827516][ T10] netlink_unicast+0x449/0x710 [ 1638.827516][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.827516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.827516][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.827516][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.827516][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.827516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.827516][ T10] [ 1638.829298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1638.829298][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1638.829298][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1638.829298][ T10] ipv6_find_idev+0x102/0x170 [ 1638.829298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.829298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.829298][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.829298][ T10] netlink_unicast+0x449/0x710 [ 1638.829298][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.829298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.829298][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.829298][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.829298][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.829298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.829298][ T10] [ 1638.831348][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1638.831597][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1638.831597][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.831597][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.831597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.831597][ T10] ip6_route_add+0x1c/0x140 [ 1638.831597][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1638.831597][ T10] inet6_addr_add+0x4f8/0xa40 [ 1638.831597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.831597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.831597][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.831597][ T10] netlink_unicast+0x449/0x710 [ 1638.831597][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.831597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.831597][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.831597][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.831597][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.831597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.831597][ T10] [ 1638.833913][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1638.833913][ T10] netdev_get_by_index+0x5e/0x80 [ 1638.833913][ T10] fib6_nh_init+0x3d8/0x1580 [ 1638.833913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1638.833913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1638.833913][ T10] ipv6_add_addr+0x411/0x2000 [ 1638.833913][ T10] inet6_addr_add+0x30e/0xa40 [ 1638.833913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1638.833913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.833913][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.833913][ T10] netlink_unicast+0x449/0x710 [ 1638.833913][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.833913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.833913][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.833913][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.833913][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.833913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.833913][ T10] [ 1638.836225][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1638.836225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1638.836225][ T10] ipv6_find_idev+0x102/0x170 [ 1638.836225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.836225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.836225][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.836225][ T10] netlink_unicast+0x449/0x710 [ 1638.836225][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.836225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.836225][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.836225][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.836225][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.836225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.836225][ T10] [ 1638.838007][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1638.838007][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1638.838007][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1638.838007][ T10] ipv6_find_idev+0x102/0x170 [ 1638.838007][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1638.838007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1638.838007][ T10] netlink_rcv_skb+0x130/0x360 [ 1638.838007][ T10] netlink_unicast+0x449/0x710 [ 1638.838007][ T10] netlink_sendmsg+0x723/0xbe0 [ 1638.838007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1638.838007][ T10] ___sys_sendmsg+0xee/0x170 [ 1638.838007][ T10] __sys_sendmsg+0xcd/0x170 [ 1638.838007][ T10] do_syscall_64+0xc6/0x1e0 [ 1638.838007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1638.838007][ T10] [ 1649.078973][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1649.079474][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.079474][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1649.079474][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1649.079474][ T10] fib6_nh_init+0xa22/0x1580 [ 1649.079474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.079474][ T10] ip6_route_add+0x1c/0x140 [ 1649.079474][ T10] inet6_rtm_newroute+0x104/0x110 [ 1649.079474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.079474][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.079474][ T10] netlink_unicast+0x449/0x710 [ 1649.079474][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.079474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.079474][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.079474][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.079474][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.079474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.079474][ T10] [ 1649.081489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.081489][ T10] dst_init+0x84/0x4a0 [ 1649.081489][ T10] dst_alloc+0x97/0x150 [ 1649.081489][ T10] ip6_dst_alloc+0x23/0x90 [ 1649.081489][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1649.081489][ T10] ip6_pol_route+0x56f/0x840 [ 1649.081489][ T10] fib6_rule_lookup+0x456/0x630 [ 1649.081489][ T10] ip6_route_input+0x59c/0xa50 [ 1649.081489][ T10] ipv6_rcv+0x397/0x810 [ 1649.081489][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1649.081489][ T10] process_backlog+0x101/0x620 [ 1649.081489][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1649.081489][ T10] net_rx_action+0x495/0xbe0 [ 1649.081489][ T10] __do_softirq+0x1b5/0x7f6 [ 1649.081489][ T10] [ 1649.083207][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.083207][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.083207][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.083207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.083207][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1649.083207][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1649.083207][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1649.083207][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1649.083207][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1649.083207][ T10] addrconf_dad_begin+0x310/0x670 [ 1649.083207][ T10] addrconf_dad_work+0x10b/0xab0 [ 1649.083207][ T10] process_one_work+0x84d/0x18a0 [ 1649.083207][ T10] worker_thread+0x587/0xd30 [ 1649.083207][ T10] kthread+0x28a/0x350 [ 1649.083207][ T10] ret_from_fork+0x31/0x70 [ 1649.083207][ T10] ret_from_fork_asm+0x1a/0x30 [ 1649.083207][ T10] [ 1649.085288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.085288][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.085288][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.085288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.085288][ T10] ip6_route_add+0x1c/0x140 [ 1649.085288][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1649.085288][ T10] inet6_addr_add+0x4f8/0xa40 [ 1649.085288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.085288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.085288][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.085288][ T10] netlink_unicast+0x449/0x710 [ 1649.085288][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.085288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.085288][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.085288][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.085288][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.085288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.085288][ T10] [ 1649.087489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.087489][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.087489][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.087489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.087489][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1649.087489][ T10] ipv6_add_addr+0x411/0x2000 [ 1649.087489][ T10] inet6_addr_add+0x30e/0xa40 [ 1649.087489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.087489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.087489][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.087489][ T10] netlink_unicast+0x449/0x710 [ 1649.087489][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.087489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.087489][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.087489][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.087489][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.087489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.087489][ T10] [ 1649.089674][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.089674][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.089674][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.089674][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.089674][ T10] ip6_route_add+0x1c/0x140 [ 1649.089674][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1649.089674][ T10] addrconf_add_dev+0xe2/0x170 [ 1649.089674][ T10] inet6_addr_add+0x12f/0xa40 [ 1649.089674][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.089674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.089674][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.089674][ T10] netlink_unicast+0x449/0x710 [ 1649.089674][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.089674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.089674][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.089674][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.089674][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.089674][ T10] [ 1649.091728][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.091728][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1649.091728][ T10] ipv6_find_idev+0x102/0x170 [ 1649.091728][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.091728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.091728][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.091728][ T10] netlink_unicast+0x449/0x710 [ 1649.091728][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.091728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.091728][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.091728][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.091728][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.091728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.091728][ T10] [ 1649.093448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1649.093448][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1649.093448][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1649.093448][ T10] ipv6_find_idev+0x102/0x170 [ 1649.093448][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.093448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.093448][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.093448][ T10] netlink_unicast+0x449/0x710 [ 1649.093448][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.093448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.093448][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.093448][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.093448][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.093448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.093448][ T10] [ 1649.095342][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1649.095655][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1649.095655][ T10] dst_init+0x84/0x4a0 [ 1649.095655][ T10] dst_alloc+0x97/0x150 [ 1649.095655][ T10] ip6_dst_alloc+0x23/0x90 [ 1649.095655][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1649.095655][ T10] ip6_pol_route+0x56f/0x840 [ 1649.095655][ T10] fib6_rule_lookup+0x456/0x630 [ 1649.095655][ T10] ip6_route_input+0x59c/0xa50 [ 1649.095655][ T10] ipv6_rcv+0x397/0x810 [ 1649.095655][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1649.095655][ T10] process_backlog+0x101/0x620 [ 1649.095655][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1649.095655][ T10] net_rx_action+0x495/0xbe0 [ 1649.095655][ T10] __do_softirq+0x1b5/0x7f6 [ 1649.095655][ T10] [ 1649.097485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.097485][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1649.097485][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1649.097485][ T10] fib6_nh_init+0xa22/0x1580 [ 1649.097485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.097485][ T10] ip6_route_add+0x1c/0x140 [ 1649.097485][ T10] inet6_rtm_newroute+0x104/0x110 [ 1649.097485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.097485][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.097485][ T10] netlink_unicast+0x449/0x710 [ 1649.097485][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.097485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.097485][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.097485][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.097485][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.097485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.097485][ T10] [ 1649.099555][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.099555][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.099555][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.099555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.099555][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1649.099555][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1649.099555][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1649.099555][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1649.099555][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1649.099555][ T10] addrconf_dad_begin+0x310/0x670 [ 1649.099555][ T10] addrconf_dad_work+0x10b/0xab0 [ 1649.099555][ T10] process_one_work+0x84d/0x18a0 [ 1649.099555][ T10] worker_thread+0x587/0xd30 [ 1649.099555][ T10] kthread+0x28a/0x350 [ 1649.099555][ T10] ret_from_fork+0x31/0x70 [ 1649.099555][ T10] ret_from_fork_asm+0x1a/0x30 [ 1649.099555][ T10] [ 1649.101585][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.101585][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.101585][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.101585][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.101585][ T10] ip6_route_add+0x1c/0x140 [ 1649.101585][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1649.101585][ T10] inet6_addr_add+0x4f8/0xa40 [ 1649.101585][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.101585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.101585][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.101585][ T10] netlink_unicast+0x449/0x710 [ 1649.101585][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.101585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.101585][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.101585][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.101585][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.101585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.101585][ T10] [ 1649.103672][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.103672][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.103672][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.103672][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.103672][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1649.103672][ T10] ipv6_add_addr+0x411/0x2000 [ 1649.103672][ T10] inet6_addr_add+0x30e/0xa40 [ 1649.103672][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.103672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.103672][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.103672][ T10] netlink_unicast+0x449/0x710 [ 1649.103672][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.103672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.103672][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.103672][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.103672][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.103672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.103672][ T10] [ 1649.105742][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.105742][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.105742][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.105742][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.105742][ T10] ip6_route_add+0x1c/0x140 [ 1649.105742][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1649.105742][ T10] addrconf_add_dev+0xe2/0x170 [ 1649.105742][ T10] inet6_addr_add+0x12f/0xa40 [ 1649.105742][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.105742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.105742][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.105742][ T10] netlink_unicast+0x449/0x710 [ 1649.105742][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.105742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.105742][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.105742][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.105742][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.105742][ T10] [ 1649.107928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.107928][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1649.107928][ T10] ipv6_find_idev+0x102/0x170 [ 1649.107928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.107928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.107928][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.107928][ T10] netlink_unicast+0x449/0x710 [ 1649.107928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.107928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.107928][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.107928][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.107928][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.107928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.107928][ T10] [ 1649.109898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1649.109898][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1649.109898][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1649.109898][ T10] ipv6_find_idev+0x102/0x170 [ 1649.109898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.109898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.109898][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.109898][ T10] netlink_unicast+0x449/0x710 [ 1649.109898][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.109898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.109898][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.109898][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.109898][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.109898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.109898][ T10] [ 1649.112014][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1649.112293][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1649.112293][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.112293][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.112293][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.112293][ T10] ip6_route_add+0x1c/0x140 [ 1649.112293][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1649.112293][ T10] inet6_addr_add+0x4f8/0xa40 [ 1649.112293][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.112293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.112293][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.112293][ T10] netlink_unicast+0x449/0x710 [ 1649.112293][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.112293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.112293][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.112293][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.112293][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.112293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.112293][ T10] [ 1649.114760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1649.114760][ T10] netdev_get_by_index+0x5e/0x80 [ 1649.114760][ T10] fib6_nh_init+0x3d8/0x1580 [ 1649.114760][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1649.114760][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1649.114760][ T10] ipv6_add_addr+0x411/0x2000 [ 1649.114760][ T10] inet6_addr_add+0x30e/0xa40 [ 1649.114760][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1649.114760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.114760][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.114760][ T10] netlink_unicast+0x449/0x710 [ 1649.114760][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.114760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.114760][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.114760][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.114760][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.114760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.114760][ T10] [ 1649.117295][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1649.117295][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1649.117295][ T10] ipv6_find_idev+0x102/0x170 [ 1649.117295][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.117295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.117295][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.117295][ T10] netlink_unicast+0x449/0x710 [ 1649.117295][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.117295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.117295][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.117295][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.117295][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.117295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.117295][ T10] [ 1649.119249][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1649.119249][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1649.119249][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1649.119249][ T10] ipv6_find_idev+0x102/0x170 [ 1649.119249][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1649.119249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1649.119249][ T10] netlink_rcv_skb+0x130/0x360 [ 1649.119249][ T10] netlink_unicast+0x449/0x710 [ 1649.119249][ T10] netlink_sendmsg+0x723/0xbe0 [ 1649.119249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1649.119249][ T10] ___sys_sendmsg+0xee/0x170 [ 1649.119249][ T10] __sys_sendmsg+0xcd/0x170 [ 1649.119249][ T10] do_syscall_64+0xc6/0x1e0 [ 1649.119249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1649.119249][ T10] [ 1659.351020][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1659.351523][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.351523][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1659.351523][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1659.351523][ T10] fib6_nh_init+0xa22/0x1580 [ 1659.351523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.351523][ T10] ip6_route_add+0x1c/0x140 [ 1659.351523][ T10] inet6_rtm_newroute+0x104/0x110 [ 1659.351523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.351523][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.351523][ T10] netlink_unicast+0x449/0x710 [ 1659.351523][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.351523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.351523][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.351523][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.351523][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.351523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.351523][ T10] [ 1659.353508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.353508][ T10] dst_init+0x84/0x4a0 [ 1659.353508][ T10] dst_alloc+0x97/0x150 [ 1659.353508][ T10] ip6_dst_alloc+0x23/0x90 [ 1659.353508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1659.353508][ T10] ip6_pol_route+0x56f/0x840 [ 1659.353508][ T10] fib6_rule_lookup+0x456/0x630 [ 1659.353508][ T10] ip6_route_input+0x59c/0xa50 [ 1659.353508][ T10] ipv6_rcv+0x397/0x810 [ 1659.353508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1659.353508][ T10] process_backlog+0x101/0x620 [ 1659.353508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1659.353508][ T10] net_rx_action+0x495/0xbe0 [ 1659.353508][ T10] __do_softirq+0x1b5/0x7f6 [ 1659.353508][ T10] [ 1659.355221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.355221][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.355221][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.355221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.355221][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1659.355221][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1659.355221][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1659.355221][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1659.355221][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1659.355221][ T10] addrconf_dad_begin+0x310/0x670 [ 1659.355221][ T10] addrconf_dad_work+0x10b/0xab0 [ 1659.355221][ T10] process_one_work+0x84d/0x18a0 [ 1659.355221][ T10] worker_thread+0x587/0xd30 [ 1659.355221][ T10] kthread+0x28a/0x350 [ 1659.355221][ T10] ret_from_fork+0x31/0x70 [ 1659.355221][ T10] ret_from_fork_asm+0x1a/0x30 [ 1659.355221][ T10] [ 1659.357232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.357232][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.357232][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.357232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.357232][ T10] ip6_route_add+0x1c/0x140 [ 1659.357232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1659.357232][ T10] inet6_addr_add+0x4f8/0xa40 [ 1659.357232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.357232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.357232][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.357232][ T10] netlink_unicast+0x449/0x710 [ 1659.357232][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.357232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.357232][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.357232][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.357232][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.357232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.357232][ T10] [ 1659.359329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.359329][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.359329][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.359329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.359329][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1659.359329][ T10] ipv6_add_addr+0x411/0x2000 [ 1659.359329][ T10] inet6_addr_add+0x30e/0xa40 [ 1659.359329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.359329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.359329][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.359329][ T10] netlink_unicast+0x449/0x710 [ 1659.359329][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.359329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.359329][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.359329][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.359329][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.359329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.359329][ T10] [ 1659.361416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.361416][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.361416][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.361416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.361416][ T10] ip6_route_add+0x1c/0x140 [ 1659.361416][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1659.361416][ T10] addrconf_add_dev+0xe2/0x170 [ 1659.361416][ T10] inet6_addr_add+0x12f/0xa40 [ 1659.361416][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.361416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.361416][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.361416][ T10] netlink_unicast+0x449/0x710 [ 1659.361416][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.361416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.361416][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.361416][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.361416][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.361416][ T10] [ 1659.363465][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.363465][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1659.363465][ T10] ipv6_find_idev+0x102/0x170 [ 1659.363465][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.363465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.363465][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.363465][ T10] netlink_unicast+0x449/0x710 [ 1659.363465][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.363465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.363465][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.363465][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.363465][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.363465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.363465][ T10] [ 1659.365066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1659.365066][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1659.365066][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1659.365066][ T10] ipv6_find_idev+0x102/0x170 [ 1659.365066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.365066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.365066][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.365066][ T10] netlink_unicast+0x449/0x710 [ 1659.365066][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.365066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.365066][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.365066][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.365066][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.365066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.365066][ T10] [ 1659.366870][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1659.367173][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1659.367173][ T10] dst_init+0x84/0x4a0 [ 1659.367173][ T10] dst_alloc+0x97/0x150 [ 1659.367173][ T10] ip6_dst_alloc+0x23/0x90 [ 1659.367173][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1659.367173][ T10] ip6_pol_route+0x56f/0x840 [ 1659.367173][ T10] fib6_rule_lookup+0x456/0x630 [ 1659.367173][ T10] ip6_route_input+0x59c/0xa50 [ 1659.367173][ T10] ipv6_rcv+0x397/0x810 [ 1659.367173][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1659.367173][ T10] process_backlog+0x101/0x620 [ 1659.367173][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1659.367173][ T10] net_rx_action+0x495/0xbe0 [ 1659.367173][ T10] __do_softirq+0x1b5/0x7f6 [ 1659.367173][ T10] [ 1659.368881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.368881][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1659.368881][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1659.368881][ T10] fib6_nh_init+0xa22/0x1580 [ 1659.368881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.368881][ T10] ip6_route_add+0x1c/0x140 [ 1659.368881][ T10] inet6_rtm_newroute+0x104/0x110 [ 1659.368881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.368881][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.368881][ T10] netlink_unicast+0x449/0x710 [ 1659.368881][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.368881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.368881][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.368881][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.368881][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.368881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.368881][ T10] [ 1659.370827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.370827][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.370827][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.370827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.370827][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1659.370827][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1659.370827][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1659.370827][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1659.370827][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1659.370827][ T10] addrconf_dad_begin+0x310/0x670 [ 1659.370827][ T10] addrconf_dad_work+0x10b/0xab0 [ 1659.370827][ T10] process_one_work+0x84d/0x18a0 [ 1659.370827][ T10] worker_thread+0x587/0xd30 [ 1659.370827][ T10] kthread+0x28a/0x350 [ 1659.370827][ T10] ret_from_fork+0x31/0x70 [ 1659.370827][ T10] ret_from_fork_asm+0x1a/0x30 [ 1659.370827][ T10] [ 1659.372831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.372831][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.372831][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.372831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.372831][ T10] ip6_route_add+0x1c/0x140 [ 1659.372831][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1659.372831][ T10] inet6_addr_add+0x4f8/0xa40 [ 1659.372831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.372831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.372831][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.372831][ T10] netlink_unicast+0x449/0x710 [ 1659.372831][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.372831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.372831][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.372831][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.372831][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.372831][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.372831][ T10] [ 1659.374962][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.374962][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.374962][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.374962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.374962][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1659.374962][ T10] ipv6_add_addr+0x411/0x2000 [ 1659.374962][ T10] inet6_addr_add+0x30e/0xa40 [ 1659.374962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.374962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.374962][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.374962][ T10] netlink_unicast+0x449/0x710 [ 1659.374962][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.374962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.374962][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.374962][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.374962][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.374962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.374962][ T10] [ 1659.377026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.377026][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.377026][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.377026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.377026][ T10] ip6_route_add+0x1c/0x140 [ 1659.377026][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1659.377026][ T10] addrconf_add_dev+0xe2/0x170 [ 1659.377026][ T10] inet6_addr_add+0x12f/0xa40 [ 1659.377026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.377026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.377026][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.377026][ T10] netlink_unicast+0x449/0x710 [ 1659.377026][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.377026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.377026][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.377026][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.377026][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.377026][ T10] [ 1659.379177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.379177][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1659.379177][ T10] ipv6_find_idev+0x102/0x170 [ 1659.379177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.379177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.379177][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.379177][ T10] netlink_unicast+0x449/0x710 [ 1659.379177][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.379177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.379177][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.379177][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.379177][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.379177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.379177][ T10] [ 1659.380950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1659.380950][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1659.380950][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1659.380950][ T10] ipv6_find_idev+0x102/0x170 [ 1659.380950][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.380950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.380950][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.380950][ T10] netlink_unicast+0x449/0x710 [ 1659.380950][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.380950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.380950][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.380950][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.380950][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.380950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.380950][ T10] [ 1659.383010][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1659.383260][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1659.383260][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.383260][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.383260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.383260][ T10] ip6_route_add+0x1c/0x140 [ 1659.383260][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1659.383260][ T10] inet6_addr_add+0x4f8/0xa40 [ 1659.383260][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.383260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.383260][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.383260][ T10] netlink_unicast+0x449/0x710 [ 1659.383260][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.383260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.383260][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.383260][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.383260][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.383260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.383260][ T10] [ 1659.385580][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1659.385580][ T10] netdev_get_by_index+0x5e/0x80 [ 1659.385580][ T10] fib6_nh_init+0x3d8/0x1580 [ 1659.385580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1659.385580][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1659.385580][ T10] ipv6_add_addr+0x411/0x2000 [ 1659.385580][ T10] inet6_addr_add+0x30e/0xa40 [ 1659.385580][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1659.385580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.385580][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.385580][ T10] netlink_unicast+0x449/0x710 [ 1659.385580][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.385580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.385580][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.385580][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.385580][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.385580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.385580][ T10] [ 1659.387881][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1659.387881][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1659.387881][ T10] ipv6_find_idev+0x102/0x170 [ 1659.387881][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.387881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.387881][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.387881][ T10] netlink_unicast+0x449/0x710 [ 1659.387881][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.387881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.387881][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.387881][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.387881][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.387881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.387881][ T10] [ 1659.389661][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1659.389661][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1659.389661][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1659.389661][ T10] ipv6_find_idev+0x102/0x170 [ 1659.389661][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1659.389661][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1659.389661][ T10] netlink_rcv_skb+0x130/0x360 [ 1659.389661][ T10] netlink_unicast+0x449/0x710 [ 1659.389661][ T10] netlink_sendmsg+0x723/0xbe0 [ 1659.389661][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1659.389661][ T10] ___sys_sendmsg+0xee/0x170 [ 1659.389661][ T10] __sys_sendmsg+0xcd/0x170 [ 1659.389661][ T10] do_syscall_64+0xc6/0x1e0 [ 1659.389661][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1659.389661][ T10] [ 1669.406961][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1669.407412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.407412][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1669.407412][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1669.407412][ T10] fib6_nh_init+0xa22/0x1580 [ 1669.407412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.407412][ T10] ip6_route_add+0x1c/0x140 [ 1669.407412][ T10] inet6_rtm_newroute+0x104/0x110 [ 1669.407412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.407412][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.407412][ T10] netlink_unicast+0x449/0x710 [ 1669.407412][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.407412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.407412][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.407412][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.407412][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.407412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.407412][ T10] [ 1669.409386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.409386][ T10] dst_init+0x84/0x4a0 [ 1669.409386][ T10] dst_alloc+0x97/0x150 [ 1669.409386][ T10] ip6_dst_alloc+0x23/0x90 [ 1669.409386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1669.409386][ T10] ip6_pol_route+0x56f/0x840 [ 1669.409386][ T10] fib6_rule_lookup+0x456/0x630 [ 1669.409386][ T10] ip6_route_input+0x59c/0xa50 [ 1669.409386][ T10] ipv6_rcv+0x397/0x810 [ 1669.409386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1669.409386][ T10] process_backlog+0x101/0x620 [ 1669.409386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1669.409386][ T10] net_rx_action+0x495/0xbe0 [ 1669.409386][ T10] __do_softirq+0x1b5/0x7f6 [ 1669.409386][ T10] [ 1669.411072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.411072][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.411072][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.411072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.411072][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1669.411072][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1669.411072][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1669.411072][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1669.411072][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1669.411072][ T10] addrconf_dad_begin+0x310/0x670 [ 1669.411072][ T10] addrconf_dad_work+0x10b/0xab0 [ 1669.411072][ T10] process_one_work+0x84d/0x18a0 [ 1669.411072][ T10] worker_thread+0x587/0xd30 [ 1669.411072][ T10] kthread+0x28a/0x350 [ 1669.411072][ T10] ret_from_fork+0x31/0x70 [ 1669.411072][ T10] ret_from_fork_asm+0x1a/0x30 [ 1669.411072][ T10] [ 1669.413061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.413061][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.413061][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.413061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.413061][ T10] ip6_route_add+0x1c/0x140 [ 1669.413061][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1669.413061][ T10] inet6_addr_add+0x4f8/0xa40 [ 1669.413061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.413061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.413061][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.413061][ T10] netlink_unicast+0x449/0x710 [ 1669.413061][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.413061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.413061][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.413061][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.413061][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.413061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.413061][ T10] [ 1669.415092][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.415092][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.415092][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.415092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.415092][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1669.415092][ T10] ipv6_add_addr+0x411/0x2000 [ 1669.415092][ T10] inet6_addr_add+0x30e/0xa40 [ 1669.415092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.415092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.415092][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.415092][ T10] netlink_unicast+0x449/0x710 [ 1669.415092][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.415092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.415092][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.415092][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.415092][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.415092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.415092][ T10] [ 1669.417136][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.417136][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.417136][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.417136][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.417136][ T10] ip6_route_add+0x1c/0x140 [ 1669.417136][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1669.417136][ T10] addrconf_add_dev+0xe2/0x170 [ 1669.417136][ T10] inet6_addr_add+0x12f/0xa40 [ 1669.417136][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.417136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.417136][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.417136][ T10] netlink_unicast+0x449/0x710 [ 1669.417136][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.417136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.417136][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.417136][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.417136][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.417136][ T10] [ 1669.419148][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.419148][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1669.419148][ T10] ipv6_find_idev+0x102/0x170 [ 1669.419148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.419148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.419148][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.419148][ T10] netlink_unicast+0x449/0x710 [ 1669.419148][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.419148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.419148][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.419148][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.419148][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.419148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.419148][ T10] [ 1669.420716][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1669.420716][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1669.420716][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1669.420716][ T10] ipv6_find_idev+0x102/0x170 [ 1669.420716][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.420716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.420716][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.420716][ T10] netlink_unicast+0x449/0x710 [ 1669.420716][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.420716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.420716][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.420716][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.420716][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.420716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.420716][ T10] [ 1669.422497][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1669.422788][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1669.422788][ T10] dst_init+0x84/0x4a0 [ 1669.422788][ T10] dst_alloc+0x97/0x150 [ 1669.422788][ T10] ip6_dst_alloc+0x23/0x90 [ 1669.422788][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1669.422788][ T10] ip6_pol_route+0x56f/0x840 [ 1669.422788][ T10] fib6_rule_lookup+0x456/0x630 [ 1669.422788][ T10] ip6_route_input+0x59c/0xa50 [ 1669.422788][ T10] ipv6_rcv+0x397/0x810 [ 1669.422788][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1669.422788][ T10] process_backlog+0x101/0x620 [ 1669.422788][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1669.422788][ T10] net_rx_action+0x495/0xbe0 [ 1669.422788][ T10] __do_softirq+0x1b5/0x7f6 [ 1669.422788][ T10] [ 1669.424454][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.424454][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1669.424454][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1669.424454][ T10] fib6_nh_init+0xa22/0x1580 [ 1669.424454][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.424454][ T10] ip6_route_add+0x1c/0x140 [ 1669.424454][ T10] inet6_rtm_newroute+0x104/0x110 [ 1669.424454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.424454][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.424454][ T10] netlink_unicast+0x449/0x710 [ 1669.424454][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.424454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.424454][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.424454][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.424454][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.424454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.424454][ T10] [ 1669.426363][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.426363][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.426363][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.426363][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.426363][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1669.426363][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1669.426363][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1669.426363][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1669.426363][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1669.426363][ T10] addrconf_dad_begin+0x310/0x670 [ 1669.426363][ T10] addrconf_dad_work+0x10b/0xab0 [ 1669.426363][ T10] process_one_work+0x84d/0x18a0 [ 1669.426363][ T10] worker_thread+0x587/0xd30 [ 1669.426363][ T10] kthread+0x28a/0x350 [ 1669.426363][ T10] ret_from_fork+0x31/0x70 [ 1669.426363][ T10] ret_from_fork_asm+0x1a/0x30 [ 1669.426363][ T10] [ 1669.428321][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.428321][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.428321][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.428321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.428321][ T10] ip6_route_add+0x1c/0x140 [ 1669.428321][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1669.428321][ T10] inet6_addr_add+0x4f8/0xa40 [ 1669.428321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.428321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.428321][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.428321][ T10] netlink_unicast+0x449/0x710 [ 1669.428321][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.428321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.428321][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.428321][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.428321][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.428321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.428321][ T10] [ 1669.430370][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.430370][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.430370][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.430370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.430370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1669.430370][ T10] ipv6_add_addr+0x411/0x2000 [ 1669.430370][ T10] inet6_addr_add+0x30e/0xa40 [ 1669.430370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.430370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.430370][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.430370][ T10] netlink_unicast+0x449/0x710 [ 1669.430370][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.430370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.430370][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.430370][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.430370][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.430370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.430370][ T10] [ 1669.432412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.432412][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.432412][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.432412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.432412][ T10] ip6_route_add+0x1c/0x140 [ 1669.432412][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1669.432412][ T10] addrconf_add_dev+0xe2/0x170 [ 1669.432412][ T10] inet6_addr_add+0x12f/0xa40 [ 1669.432412][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.432412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.432412][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.432412][ T10] netlink_unicast+0x449/0x710 [ 1669.432412][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.432412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.432412][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.432412][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.432412][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.432412][ T10] [ 1669.434548][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.434548][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1669.434548][ T10] ipv6_find_idev+0x102/0x170 [ 1669.434548][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.434548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.434548][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.434548][ T10] netlink_unicast+0x449/0x710 [ 1669.434548][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.434548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.434548][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.434548][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.434548][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.434548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.434548][ T10] [ 1669.436349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1669.436349][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1669.436349][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1669.436349][ T10] ipv6_find_idev+0x102/0x170 [ 1669.436349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.436349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.436349][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.436349][ T10] netlink_unicast+0x449/0x710 [ 1669.436349][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.436349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.436349][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.436349][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.436349][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.436349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.436349][ T10] [ 1669.438361][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1669.438611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1669.438611][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.438611][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.438611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.438611][ T10] ip6_route_add+0x1c/0x140 [ 1669.438611][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1669.438611][ T10] inet6_addr_add+0x4f8/0xa40 [ 1669.438611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.438611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.438611][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.438611][ T10] netlink_unicast+0x449/0x710 [ 1669.438611][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.438611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.438611][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.438611][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.438611][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.438611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.438611][ T10] [ 1669.440886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1669.440886][ T10] netdev_get_by_index+0x5e/0x80 [ 1669.440886][ T10] fib6_nh_init+0x3d8/0x1580 [ 1669.440886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1669.440886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1669.440886][ T10] ipv6_add_addr+0x411/0x2000 [ 1669.440886][ T10] inet6_addr_add+0x30e/0xa40 [ 1669.440886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1669.440886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.440886][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.440886][ T10] netlink_unicast+0x449/0x710 [ 1669.440886][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.440886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.440886][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.440886][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.440886][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.440886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.440886][ T10] [ 1669.443157][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1669.443157][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1669.443157][ T10] ipv6_find_idev+0x102/0x170 [ 1669.443157][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.443157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.443157][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.443157][ T10] netlink_unicast+0x449/0x710 [ 1669.443157][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.443157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.443157][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.443157][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.443157][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.443157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.443157][ T10] [ 1669.444967][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1669.444967][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1669.444967][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1669.444967][ T10] ipv6_find_idev+0x102/0x170 [ 1669.444967][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1669.444967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1669.444967][ T10] netlink_rcv_skb+0x130/0x360 [ 1669.444967][ T10] netlink_unicast+0x449/0x710 [ 1669.444967][ T10] netlink_sendmsg+0x723/0xbe0 [ 1669.444967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1669.444967][ T10] ___sys_sendmsg+0xee/0x170 [ 1669.444967][ T10] __sys_sendmsg+0xcd/0x170 [ 1669.444967][ T10] do_syscall_64+0xc6/0x1e0 [ 1669.444967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1669.444967][ T10] [ 1679.687001][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1679.687449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.687449][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1679.687449][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1679.687449][ T10] fib6_nh_init+0xa22/0x1580 [ 1679.687449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.687449][ T10] ip6_route_add+0x1c/0x140 [ 1679.687449][ T10] inet6_rtm_newroute+0x104/0x110 [ 1679.687449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.687449][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.687449][ T10] netlink_unicast+0x449/0x710 [ 1679.687449][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.687449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.687449][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.687449][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.687449][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.687449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.687449][ T10] [ 1679.689386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.689386][ T10] dst_init+0x84/0x4a0 [ 1679.689386][ T10] dst_alloc+0x97/0x150 [ 1679.689386][ T10] ip6_dst_alloc+0x23/0x90 [ 1679.689386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1679.689386][ T10] ip6_pol_route+0x56f/0x840 [ 1679.689386][ T10] fib6_rule_lookup+0x456/0x630 [ 1679.689386][ T10] ip6_route_input+0x59c/0xa50 [ 1679.689386][ T10] ipv6_rcv+0x397/0x810 [ 1679.689386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1679.689386][ T10] process_backlog+0x101/0x620 [ 1679.689386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1679.689386][ T10] net_rx_action+0x495/0xbe0 [ 1679.689386][ T10] __do_softirq+0x1b5/0x7f6 [ 1679.689386][ T10] [ 1679.691082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.691082][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.691082][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.691082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.691082][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1679.691082][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1679.691082][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1679.691082][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1679.691082][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1679.691082][ T10] addrconf_dad_begin+0x310/0x670 [ 1679.691082][ T10] addrconf_dad_work+0x10b/0xab0 [ 1679.691082][ T10] process_one_work+0x84d/0x18a0 [ 1679.691082][ T10] worker_thread+0x587/0xd30 [ 1679.691082][ T10] kthread+0x28a/0x350 [ 1679.691082][ T10] ret_from_fork+0x31/0x70 [ 1679.691082][ T10] ret_from_fork_asm+0x1a/0x30 [ 1679.691082][ T10] [ 1679.693043][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.693043][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.693043][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.693043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.693043][ T10] ip6_route_add+0x1c/0x140 [ 1679.693043][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1679.693043][ T10] inet6_addr_add+0x4f8/0xa40 [ 1679.693043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.693043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.693043][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.693043][ T10] netlink_unicast+0x449/0x710 [ 1679.693043][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.693043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.693043][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.693043][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.693043][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.693043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.693043][ T10] [ 1679.695250][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.695250][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.695250][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.695250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.695250][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1679.695250][ T10] ipv6_add_addr+0x411/0x2000 [ 1679.695250][ T10] inet6_addr_add+0x30e/0xa40 [ 1679.695250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.695250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.695250][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.695250][ T10] netlink_unicast+0x449/0x710 [ 1679.695250][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.695250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.695250][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.695250][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.695250][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.695250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.695250][ T10] [ 1679.697305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.697305][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.697305][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.697305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.697305][ T10] ip6_route_add+0x1c/0x140 [ 1679.697305][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1679.697305][ T10] addrconf_add_dev+0xe2/0x170 [ 1679.697305][ T10] inet6_addr_add+0x12f/0xa40 [ 1679.697305][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.697305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.697305][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.697305][ T10] netlink_unicast+0x449/0x710 [ 1679.697305][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.697305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.697305][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.697305][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.697305][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.697305][ T10] [ 1679.699310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.699310][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1679.699310][ T10] ipv6_find_idev+0x102/0x170 [ 1679.699310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.699310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.699310][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.699310][ T10] netlink_unicast+0x449/0x710 [ 1679.699310][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.699310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.699310][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.699310][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.699310][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.699310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.699310][ T10] [ 1679.700880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1679.700880][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1679.700880][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1679.700880][ T10] ipv6_find_idev+0x102/0x170 [ 1679.700880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.700880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.700880][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.700880][ T10] netlink_unicast+0x449/0x710 [ 1679.700880][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.700880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.700880][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.700880][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.700880][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.700880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.700880][ T10] [ 1679.702642][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1679.702945][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1679.702945][ T10] dst_init+0x84/0x4a0 [ 1679.702945][ T10] dst_alloc+0x97/0x150 [ 1679.702945][ T10] ip6_dst_alloc+0x23/0x90 [ 1679.702945][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1679.702945][ T10] ip6_pol_route+0x56f/0x840 [ 1679.702945][ T10] fib6_rule_lookup+0x456/0x630 [ 1679.702945][ T10] ip6_route_input+0x59c/0xa50 [ 1679.702945][ T10] ipv6_rcv+0x397/0x810 [ 1679.702945][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1679.702945][ T10] process_backlog+0x101/0x620 [ 1679.702945][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1679.702945][ T10] net_rx_action+0x495/0xbe0 [ 1679.702945][ T10] __do_softirq+0x1b5/0x7f6 [ 1679.702945][ T10] [ 1679.704638][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.704638][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1679.704638][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1679.704638][ T10] fib6_nh_init+0xa22/0x1580 [ 1679.704638][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.704638][ T10] ip6_route_add+0x1c/0x140 [ 1679.704638][ T10] inet6_rtm_newroute+0x104/0x110 [ 1679.704638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.704638][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.704638][ T10] netlink_unicast+0x449/0x710 [ 1679.704638][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.704638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.704638][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.704638][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.704638][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.704638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.704638][ T10] [ 1679.706556][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.706556][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.706556][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.706556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.706556][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1679.706556][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1679.706556][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1679.706556][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1679.706556][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1679.706556][ T10] addrconf_dad_begin+0x310/0x670 [ 1679.706556][ T10] addrconf_dad_work+0x10b/0xab0 [ 1679.706556][ T10] process_one_work+0x84d/0x18a0 [ 1679.706556][ T10] worker_thread+0x587/0xd30 [ 1679.706556][ T10] kthread+0x28a/0x350 [ 1679.706556][ T10] ret_from_fork+0x31/0x70 [ 1679.706556][ T10] ret_from_fork_asm+0x1a/0x30 [ 1679.706556][ T10] [ 1679.708510][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.708510][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.708510][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.708510][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.708510][ T10] ip6_route_add+0x1c/0x140 [ 1679.708510][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1679.708510][ T10] inet6_addr_add+0x4f8/0xa40 [ 1679.708510][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.708510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.708510][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.708510][ T10] netlink_unicast+0x449/0x710 [ 1679.708510][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.708510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.708510][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.708510][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.708510][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.708510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.708510][ T10] [ 1679.710536][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.710536][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.710536][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.710536][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.710536][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1679.710536][ T10] ipv6_add_addr+0x411/0x2000 [ 1679.710536][ T10] inet6_addr_add+0x30e/0xa40 [ 1679.710536][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.710536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.710536][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.710536][ T10] netlink_unicast+0x449/0x710 [ 1679.710536][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.710536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.710536][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.710536][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.710536][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.710536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.710536][ T10] [ 1679.712576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.712576][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.712576][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.712576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.712576][ T10] ip6_route_add+0x1c/0x140 [ 1679.712576][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1679.712576][ T10] addrconf_add_dev+0xe2/0x170 [ 1679.712576][ T10] inet6_addr_add+0x12f/0xa40 [ 1679.712576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.712576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.712576][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.712576][ T10] netlink_unicast+0x449/0x710 [ 1679.712576][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.712576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.712576][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.712576][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.712576][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.712576][ T10] [ 1679.714698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.714698][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1679.714698][ T10] ipv6_find_idev+0x102/0x170 [ 1679.714698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.714698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.714698][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.714698][ T10] netlink_unicast+0x449/0x710 [ 1679.714698][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.714698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.714698][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.714698][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.714698][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.714698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.714698][ T10] [ 1679.716449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1679.716449][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1679.716449][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1679.716449][ T10] ipv6_find_idev+0x102/0x170 [ 1679.716449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.716449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.716449][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.716449][ T10] netlink_unicast+0x449/0x710 [ 1679.716449][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.716449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.716449][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.716449][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.716449][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.716449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.716449][ T10] [ 1679.718497][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1679.718743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1679.718743][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.718743][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.718743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.718743][ T10] ip6_route_add+0x1c/0x140 [ 1679.718743][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1679.718743][ T10] inet6_addr_add+0x4f8/0xa40 [ 1679.718743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.718743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.718743][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.718743][ T10] netlink_unicast+0x449/0x710 [ 1679.718743][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.718743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.718743][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.718743][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.718743][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.718743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.718743][ T10] [ 1679.721026][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1679.721026][ T10] netdev_get_by_index+0x5e/0x80 [ 1679.721026][ T10] fib6_nh_init+0x3d8/0x1580 [ 1679.721026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1679.721026][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1679.721026][ T10] ipv6_add_addr+0x411/0x2000 [ 1679.721026][ T10] inet6_addr_add+0x30e/0xa40 [ 1679.721026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1679.721026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.721026][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.721026][ T10] netlink_unicast+0x449/0x710 [ 1679.721026][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.721026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.721026][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.721026][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.721026][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.721026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.721026][ T10] [ 1679.723302][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1679.723302][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1679.723302][ T10] ipv6_find_idev+0x102/0x170 [ 1679.723302][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.723302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.723302][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.723302][ T10] netlink_unicast+0x449/0x710 [ 1679.723302][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.723302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.723302][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.723302][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.723302][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.723302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.723302][ T10] [ 1679.725044][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1679.725044][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1679.725044][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1679.725044][ T10] ipv6_find_idev+0x102/0x170 [ 1679.725044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1679.725044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1679.725044][ T10] netlink_rcv_skb+0x130/0x360 [ 1679.725044][ T10] netlink_unicast+0x449/0x710 [ 1679.725044][ T10] netlink_sendmsg+0x723/0xbe0 [ 1679.725044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1679.725044][ T10] ___sys_sendmsg+0xee/0x170 [ 1679.725044][ T10] __sys_sendmsg+0xcd/0x170 [ 1679.725044][ T10] do_syscall_64+0xc6/0x1e0 [ 1679.725044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1679.725044][ T10] [ 1689.846962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1689.847469][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.847469][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1689.847469][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1689.847469][ T10] fib6_nh_init+0xa22/0x1580 [ 1689.847469][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.847469][ T10] ip6_route_add+0x1c/0x140 [ 1689.847469][ T10] inet6_rtm_newroute+0x104/0x110 [ 1689.847469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.847469][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.847469][ T10] netlink_unicast+0x449/0x710 [ 1689.847469][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.847469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.847469][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.847469][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.847469][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.847469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.847469][ T10] [ 1689.849407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.849407][ T10] dst_init+0x84/0x4a0 [ 1689.849407][ T10] dst_alloc+0x97/0x150 [ 1689.849407][ T10] ip6_dst_alloc+0x23/0x90 [ 1689.849407][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1689.849407][ T10] ip6_pol_route+0x56f/0x840 [ 1689.849407][ T10] fib6_rule_lookup+0x456/0x630 [ 1689.849407][ T10] ip6_route_input+0x59c/0xa50 [ 1689.849407][ T10] ipv6_rcv+0x397/0x810 [ 1689.849407][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1689.849407][ T10] process_backlog+0x101/0x620 [ 1689.849407][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1689.849407][ T10] net_rx_action+0x495/0xbe0 [ 1689.849407][ T10] __do_softirq+0x1b5/0x7f6 [ 1689.849407][ T10] [ 1689.851177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.851177][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.851177][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.851177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.851177][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1689.851177][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1689.851177][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1689.851177][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1689.851177][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1689.851177][ T10] addrconf_dad_begin+0x310/0x670 [ 1689.851177][ T10] addrconf_dad_work+0x10b/0xab0 [ 1689.851177][ T10] process_one_work+0x84d/0x18a0 [ 1689.851177][ T10] worker_thread+0x587/0xd30 [ 1689.851177][ T10] kthread+0x28a/0x350 [ 1689.851177][ T10] ret_from_fork+0x31/0x70 [ 1689.851177][ T10] ret_from_fork_asm+0x1a/0x30 [ 1689.851177][ T10] [ 1689.853171][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.853171][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.853171][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.853171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.853171][ T10] ip6_route_add+0x1c/0x140 [ 1689.853171][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1689.853171][ T10] inet6_addr_add+0x4f8/0xa40 [ 1689.853171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.853171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.853171][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.853171][ T10] netlink_unicast+0x449/0x710 [ 1689.853171][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.853171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.853171][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.853171][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.853171][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.853171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.853171][ T10] [ 1689.855252][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.855252][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.855252][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.855252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.855252][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1689.855252][ T10] ipv6_add_addr+0x411/0x2000 [ 1689.855252][ T10] inet6_addr_add+0x30e/0xa40 [ 1689.855252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.855252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.855252][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.855252][ T10] netlink_unicast+0x449/0x710 [ 1689.855252][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.855252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.855252][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.855252][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.855252][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.855252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.855252][ T10] [ 1689.857329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.857329][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.857329][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.857329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.857329][ T10] ip6_route_add+0x1c/0x140 [ 1689.857329][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1689.857329][ T10] addrconf_add_dev+0xe2/0x170 [ 1689.857329][ T10] inet6_addr_add+0x12f/0xa40 [ 1689.857329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.857329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.857329][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.857329][ T10] netlink_unicast+0x449/0x710 [ 1689.857329][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.857329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.857329][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.857329][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.857329][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.857329][ T10] [ 1689.859372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.859372][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1689.859372][ T10] ipv6_find_idev+0x102/0x170 [ 1689.859372][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.859372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.859372][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.859372][ T10] netlink_unicast+0x449/0x710 [ 1689.859372][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.859372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.859372][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.859372][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.859372][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.859372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.859372][ T10] [ 1689.860977][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1689.860977][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1689.860977][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1689.860977][ T10] ipv6_find_idev+0x102/0x170 [ 1689.860977][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.860977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.860977][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.860977][ T10] netlink_unicast+0x449/0x710 [ 1689.860977][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.860977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.860977][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.860977][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.860977][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.860977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.860977][ T10] [ 1689.862750][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1689.863054][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1689.863054][ T10] dst_init+0x84/0x4a0 [ 1689.863054][ T10] dst_alloc+0x97/0x150 [ 1689.863054][ T10] ip6_dst_alloc+0x23/0x90 [ 1689.863054][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1689.863054][ T10] ip6_pol_route+0x56f/0x840 [ 1689.863054][ T10] fib6_rule_lookup+0x456/0x630 [ 1689.863054][ T10] ip6_route_input+0x59c/0xa50 [ 1689.863054][ T10] ipv6_rcv+0x397/0x810 [ 1689.863054][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1689.863054][ T10] process_backlog+0x101/0x620 [ 1689.863054][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1689.863054][ T10] net_rx_action+0x495/0xbe0 [ 1689.863054][ T10] __do_softirq+0x1b5/0x7f6 [ 1689.863054][ T10] [ 1689.864747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.864747][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1689.864747][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1689.864747][ T10] fib6_nh_init+0xa22/0x1580 [ 1689.864747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.864747][ T10] ip6_route_add+0x1c/0x140 [ 1689.864747][ T10] inet6_rtm_newroute+0x104/0x110 [ 1689.864747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.864747][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.864747][ T10] netlink_unicast+0x449/0x710 [ 1689.864747][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.864747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.864747][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.864747][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.864747][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.864747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.864747][ T10] [ 1689.866698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.866698][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.866698][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.866698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.866698][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1689.866698][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1689.866698][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1689.866698][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1689.866698][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1689.866698][ T10] addrconf_dad_begin+0x310/0x670 [ 1689.866698][ T10] addrconf_dad_work+0x10b/0xab0 [ 1689.866698][ T10] process_one_work+0x84d/0x18a0 [ 1689.866698][ T10] worker_thread+0x587/0xd30 [ 1689.866698][ T10] kthread+0x28a/0x350 [ 1689.866698][ T10] ret_from_fork+0x31/0x70 [ 1689.866698][ T10] ret_from_fork_asm+0x1a/0x30 [ 1689.866698][ T10] [ 1689.868686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.868686][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.868686][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.868686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.868686][ T10] ip6_route_add+0x1c/0x140 [ 1689.868686][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1689.868686][ T10] inet6_addr_add+0x4f8/0xa40 [ 1689.868686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.868686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.868686][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.868686][ T10] netlink_unicast+0x449/0x710 [ 1689.868686][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.868686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.868686][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.868686][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.868686][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.868686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.868686][ T10] [ 1689.870761][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.870761][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.870761][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.870761][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.870761][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1689.870761][ T10] ipv6_add_addr+0x411/0x2000 [ 1689.870761][ T10] inet6_addr_add+0x30e/0xa40 [ 1689.870761][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.870761][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.870761][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.870761][ T10] netlink_unicast+0x449/0x710 [ 1689.870761][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.870761][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.870761][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.870761][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.870761][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.870761][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.870761][ T10] [ 1689.872829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.872829][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.872829][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.872829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.872829][ T10] ip6_route_add+0x1c/0x140 [ 1689.872829][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1689.872829][ T10] addrconf_add_dev+0xe2/0x170 [ 1689.872829][ T10] inet6_addr_add+0x12f/0xa40 [ 1689.872829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.872829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.872829][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.872829][ T10] netlink_unicast+0x449/0x710 [ 1689.872829][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.872829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.872829][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.872829][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.872829][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.872829][ T10] [ 1689.874975][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.874975][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1689.874975][ T10] ipv6_find_idev+0x102/0x170 [ 1689.874975][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.874975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.874975][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.874975][ T10] netlink_unicast+0x449/0x710 [ 1689.874975][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.874975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.874975][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.874975][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.874975][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.874975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.874975][ T10] [ 1689.876828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1689.876828][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1689.876828][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1689.876828][ T10] ipv6_find_idev+0x102/0x170 [ 1689.876828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.876828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.876828][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.876828][ T10] netlink_unicast+0x449/0x710 [ 1689.876828][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.876828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.876828][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.876828][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.876828][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.876828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.876828][ T10] [ 1689.878840][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1689.879100][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1689.879100][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.879100][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.879100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.879100][ T10] ip6_route_add+0x1c/0x140 [ 1689.879100][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1689.879100][ T10] inet6_addr_add+0x4f8/0xa40 [ 1689.879100][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.879100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.879100][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.879100][ T10] netlink_unicast+0x449/0x710 [ 1689.879100][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.879100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.879100][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.879100][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.879100][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.879100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.879100][ T10] [ 1689.881431][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1689.881431][ T10] netdev_get_by_index+0x5e/0x80 [ 1689.881431][ T10] fib6_nh_init+0x3d8/0x1580 [ 1689.881431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1689.881431][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1689.881431][ T10] ipv6_add_addr+0x411/0x2000 [ 1689.881431][ T10] inet6_addr_add+0x30e/0xa40 [ 1689.881431][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1689.881431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.881431][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.881431][ T10] netlink_unicast+0x449/0x710 [ 1689.881431][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.881431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.881431][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.881431][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.881431][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.881431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.881431][ T10] [ 1689.883748][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1689.883748][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1689.883748][ T10] ipv6_find_idev+0x102/0x170 [ 1689.883748][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.883748][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.883748][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.883748][ T10] netlink_unicast+0x449/0x710 [ 1689.883748][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.883748][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.883748][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.883748][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.883748][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.883748][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.883748][ T10] [ 1689.885575][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1689.885575][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1689.885575][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1689.885575][ T10] ipv6_find_idev+0x102/0x170 [ 1689.885575][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1689.885575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1689.885575][ T10] netlink_rcv_skb+0x130/0x360 [ 1689.885575][ T10] netlink_unicast+0x449/0x710 [ 1689.885575][ T10] netlink_sendmsg+0x723/0xbe0 [ 1689.885575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1689.885575][ T10] ___sys_sendmsg+0xee/0x170 [ 1689.885575][ T10] __sys_sendmsg+0xcd/0x170 [ 1689.885575][ T10] do_syscall_64+0xc6/0x1e0 [ 1689.885575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1689.885575][ T10] [ 1700.142953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1700.143444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.143444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1700.143444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1700.143444][ T10] fib6_nh_init+0xa22/0x1580 [ 1700.143444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.143444][ T10] ip6_route_add+0x1c/0x140 [ 1700.143444][ T10] inet6_rtm_newroute+0x104/0x110 [ 1700.143444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.143444][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.143444][ T10] netlink_unicast+0x449/0x710 [ 1700.143444][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.143444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.143444][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.143444][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.143444][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.143444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.143444][ T10] [ 1700.145662][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.145662][ T10] dst_init+0x84/0x4a0 [ 1700.145662][ T10] dst_alloc+0x97/0x150 [ 1700.145662][ T10] ip6_dst_alloc+0x23/0x90 [ 1700.145662][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1700.145662][ T10] ip6_pol_route+0x56f/0x840 [ 1700.145662][ T10] fib6_rule_lookup+0x456/0x630 [ 1700.145662][ T10] ip6_route_input+0x59c/0xa50 [ 1700.145662][ T10] ipv6_rcv+0x397/0x810 [ 1700.145662][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1700.145662][ T10] process_backlog+0x101/0x620 [ 1700.145662][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1700.145662][ T10] net_rx_action+0x495/0xbe0 [ 1700.145662][ T10] __do_softirq+0x1b5/0x7f6 [ 1700.145662][ T10] [ 1700.147626][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.147626][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.147626][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.147626][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.147626][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1700.147626][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1700.147626][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1700.147626][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1700.147626][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1700.147626][ T10] addrconf_dad_begin+0x310/0x670 [ 1700.147626][ T10] addrconf_dad_work+0x10b/0xab0 [ 1700.147626][ T10] process_one_work+0x84d/0x18a0 [ 1700.147626][ T10] worker_thread+0x587/0xd30 [ 1700.147626][ T10] kthread+0x28a/0x350 [ 1700.147626][ T10] ret_from_fork+0x31/0x70 [ 1700.147626][ T10] ret_from_fork_asm+0x1a/0x30 [ 1700.147626][ T10] [ 1700.149819][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.149819][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.149819][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.149819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.149819][ T10] ip6_route_add+0x1c/0x140 [ 1700.149819][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1700.149819][ T10] inet6_addr_add+0x4f8/0xa40 [ 1700.149819][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.149819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.149819][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.149819][ T10] netlink_unicast+0x449/0x710 [ 1700.149819][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.149819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.149819][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.149819][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.149819][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.149819][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.149819][ T10] [ 1700.152127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.152127][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.152127][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.152127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.152127][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1700.152127][ T10] ipv6_add_addr+0x411/0x2000 [ 1700.152127][ T10] inet6_addr_add+0x30e/0xa40 [ 1700.152127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.152127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.152127][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.152127][ T10] netlink_unicast+0x449/0x710 [ 1700.152127][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.152127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.152127][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.152127][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.152127][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.152127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.152127][ T10] [ 1700.154425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.154425][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.154425][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.154425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.154425][ T10] ip6_route_add+0x1c/0x140 [ 1700.154425][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1700.154425][ T10] addrconf_add_dev+0xe2/0x170 [ 1700.154425][ T10] inet6_addr_add+0x12f/0xa40 [ 1700.154425][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.154425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.154425][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.154425][ T10] netlink_unicast+0x449/0x710 [ 1700.154425][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.154425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.154425][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.154425][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.154425][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.154425][ T10] [ 1700.156681][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.156681][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1700.156681][ T10] ipv6_find_idev+0x102/0x170 [ 1700.156681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.156681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.156681][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.156681][ T10] netlink_unicast+0x449/0x710 [ 1700.156681][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.156681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.156681][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.156681][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.156681][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.156681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.156681][ T10] [ 1700.158459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1700.158459][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1700.158459][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1700.158459][ T10] ipv6_find_idev+0x102/0x170 [ 1700.158459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.158459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.158459][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.158459][ T10] netlink_unicast+0x449/0x710 [ 1700.158459][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.158459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.158459][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.158459][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.158459][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.158459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.158459][ T10] [ 1700.160425][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1700.160732][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1700.160732][ T10] dst_init+0x84/0x4a0 [ 1700.160732][ T10] dst_alloc+0x97/0x150 [ 1700.160732][ T10] ip6_dst_alloc+0x23/0x90 [ 1700.160732][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1700.160732][ T10] ip6_pol_route+0x56f/0x840 [ 1700.160732][ T10] fib6_rule_lookup+0x456/0x630 [ 1700.160732][ T10] ip6_route_input+0x59c/0xa50 [ 1700.160732][ T10] ipv6_rcv+0x397/0x810 [ 1700.160732][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1700.160732][ T10] process_backlog+0x101/0x620 [ 1700.160732][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1700.160732][ T10] net_rx_action+0x495/0xbe0 [ 1700.160732][ T10] __do_softirq+0x1b5/0x7f6 [ 1700.160732][ T10] [ 1700.162600][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.162600][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1700.162600][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1700.162600][ T10] fib6_nh_init+0xa22/0x1580 [ 1700.162600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.162600][ T10] ip6_route_add+0x1c/0x140 [ 1700.162600][ T10] inet6_rtm_newroute+0x104/0x110 [ 1700.162600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.162600][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.162600][ T10] netlink_unicast+0x449/0x710 [ 1700.162600][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.162600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.162600][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.162600][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.162600][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.162600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.162600][ T10] [ 1700.164774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.164774][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.164774][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.164774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.164774][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1700.164774][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1700.164774][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1700.164774][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1700.164774][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1700.164774][ T10] addrconf_dad_begin+0x310/0x670 [ 1700.164774][ T10] addrconf_dad_work+0x10b/0xab0 [ 1700.164774][ T10] process_one_work+0x84d/0x18a0 [ 1700.164774][ T10] worker_thread+0x587/0xd30 [ 1700.164774][ T10] kthread+0x28a/0x350 [ 1700.164774][ T10] ret_from_fork+0x31/0x70 [ 1700.164774][ T10] ret_from_fork_asm+0x1a/0x30 [ 1700.164774][ T10] [ 1700.166940][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.166940][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.166940][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.166940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.166940][ T10] ip6_route_add+0x1c/0x140 [ 1700.166940][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1700.166940][ T10] inet6_addr_add+0x4f8/0xa40 [ 1700.166940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.166940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.166940][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.166940][ T10] netlink_unicast+0x449/0x710 [ 1700.166940][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.166940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.166940][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.166940][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.166940][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.166940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.166940][ T10] [ 1700.169251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.169251][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.169251][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.169251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.169251][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1700.169251][ T10] ipv6_add_addr+0x411/0x2000 [ 1700.169251][ T10] inet6_addr_add+0x30e/0xa40 [ 1700.169251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.169251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.169251][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.169251][ T10] netlink_unicast+0x449/0x710 [ 1700.169251][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.169251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.169251][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.169251][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.169251][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.169251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.169251][ T10] [ 1700.171537][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.171537][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.171537][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.171537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.171537][ T10] ip6_route_add+0x1c/0x140 [ 1700.171537][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1700.171537][ T10] addrconf_add_dev+0xe2/0x170 [ 1700.171537][ T10] inet6_addr_add+0x12f/0xa40 [ 1700.171537][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.171537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.171537][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.171537][ T10] netlink_unicast+0x449/0x710 [ 1700.171537][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.171537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.171537][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.171537][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.171537][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.171537][ T10] [ 1700.173992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.173992][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1700.173992][ T10] ipv6_find_idev+0x102/0x170 [ 1700.173992][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.173992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.173992][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.173992][ T10] netlink_unicast+0x449/0x710 [ 1700.173992][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.173992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.173992][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.173992][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.173992][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.173992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.173992][ T10] [ 1700.175926][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1700.175926][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1700.175926][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1700.175926][ T10] ipv6_find_idev+0x102/0x170 [ 1700.175926][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.175926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.175926][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.175926][ T10] netlink_unicast+0x449/0x710 [ 1700.175926][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.175926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.175926][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.175926][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.175926][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.175926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.175926][ T10] [ 1700.178122][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1700.178385][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1700.178385][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.178385][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.178385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.178385][ T10] ip6_route_add+0x1c/0x140 [ 1700.178385][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1700.178385][ T10] inet6_addr_add+0x4f8/0xa40 [ 1700.178385][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.178385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.178385][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.178385][ T10] netlink_unicast+0x449/0x710 [ 1700.178385][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.178385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.178385][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.178385][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.178385][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.178385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.178385][ T10] [ 1700.180928][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1700.180928][ T10] netdev_get_by_index+0x5e/0x80 [ 1700.180928][ T10] fib6_nh_init+0x3d8/0x1580 [ 1700.180928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1700.180928][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1700.180928][ T10] ipv6_add_addr+0x411/0x2000 [ 1700.180928][ T10] inet6_addr_add+0x30e/0xa40 [ 1700.180928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1700.180928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.180928][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.180928][ T10] netlink_unicast+0x449/0x710 [ 1700.180928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.180928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.180928][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.180928][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.180928][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.180928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.180928][ T10] [ 1700.183387][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1700.183387][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1700.183387][ T10] ipv6_find_idev+0x102/0x170 [ 1700.183387][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.183387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.183387][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.183387][ T10] netlink_unicast+0x449/0x710 [ 1700.183387][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.183387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.183387][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.183387][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.183387][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.183387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.183387][ T10] [ 1700.185330][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1700.185330][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1700.185330][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1700.185330][ T10] ipv6_find_idev+0x102/0x170 [ 1700.185330][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1700.185330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1700.185330][ T10] netlink_rcv_skb+0x130/0x360 [ 1700.185330][ T10] netlink_unicast+0x449/0x710 [ 1700.185330][ T10] netlink_sendmsg+0x723/0xbe0 [ 1700.185330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1700.185330][ T10] ___sys_sendmsg+0xee/0x170 [ 1700.185330][ T10] __sys_sendmsg+0xcd/0x170 [ 1700.185330][ T10] do_syscall_64+0xc6/0x1e0 [ 1700.185330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1700.185330][ T10] [ 1710.214906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1710.215295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.215295][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1710.215295][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1710.215295][ T10] fib6_nh_init+0xa22/0x1580 [ 1710.215295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.215295][ T10] ip6_route_add+0x1c/0x140 [ 1710.215295][ T10] inet6_rtm_newroute+0x104/0x110 [ 1710.215295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.215295][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.215295][ T10] netlink_unicast+0x449/0x710 [ 1710.215295][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.215295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.215295][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.215295][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.215295][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.215295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.215295][ T10] [ 1710.217491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.217491][ T10] dst_init+0x84/0x4a0 [ 1710.217491][ T10] dst_alloc+0x97/0x150 [ 1710.217491][ T10] ip6_dst_alloc+0x23/0x90 [ 1710.217491][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1710.217491][ T10] ip6_pol_route+0x56f/0x840 [ 1710.217491][ T10] fib6_rule_lookup+0x456/0x630 [ 1710.217491][ T10] ip6_route_input+0x59c/0xa50 [ 1710.217491][ T10] ipv6_rcv+0x397/0x810 [ 1710.217491][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1710.217491][ T10] process_backlog+0x101/0x620 [ 1710.217491][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1710.217491][ T10] net_rx_action+0x495/0xbe0 [ 1710.217491][ T10] __do_softirq+0x1b5/0x7f6 [ 1710.217491][ T10] [ 1710.219364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.219364][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.219364][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.219364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.219364][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1710.219364][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1710.219364][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1710.219364][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1710.219364][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1710.219364][ T10] addrconf_dad_begin+0x310/0x670 [ 1710.219364][ T10] addrconf_dad_work+0x10b/0xab0 [ 1710.219364][ T10] process_one_work+0x84d/0x18a0 [ 1710.219364][ T10] worker_thread+0x587/0xd30 [ 1710.219364][ T10] kthread+0x28a/0x350 [ 1710.219364][ T10] ret_from_fork+0x31/0x70 [ 1710.219364][ T10] ret_from_fork_asm+0x1a/0x30 [ 1710.219364][ T10] [ 1710.221563][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.221563][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.221563][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.221563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.221563][ T10] ip6_route_add+0x1c/0x140 [ 1710.221563][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1710.221563][ T10] inet6_addr_add+0x4f8/0xa40 [ 1710.221563][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.221563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.221563][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.221563][ T10] netlink_unicast+0x449/0x710 [ 1710.221563][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.221563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.221563][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.221563][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.221563][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.221563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.221563][ T10] [ 1710.223879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.223879][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.223879][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.223879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.223879][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1710.223879][ T10] ipv6_add_addr+0x411/0x2000 [ 1710.223879][ T10] inet6_addr_add+0x30e/0xa40 [ 1710.223879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.223879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.223879][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.223879][ T10] netlink_unicast+0x449/0x710 [ 1710.223879][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.223879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.223879][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.223879][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.223879][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.223879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.223879][ T10] [ 1710.226176][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.226176][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.226176][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.226176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.226176][ T10] ip6_route_add+0x1c/0x140 [ 1710.226176][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1710.226176][ T10] addrconf_add_dev+0xe2/0x170 [ 1710.226176][ T10] inet6_addr_add+0x12f/0xa40 [ 1710.226176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.226176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.226176][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.226176][ T10] netlink_unicast+0x449/0x710 [ 1710.226176][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.226176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.226176][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.226176][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.226176][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.226176][ T10] [ 1710.228408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.228408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1710.228408][ T10] ipv6_find_idev+0x102/0x170 [ 1710.228408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.228408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.228408][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.228408][ T10] netlink_unicast+0x449/0x710 [ 1710.228408][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.228408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.228408][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.228408][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.228408][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.228408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.228408][ T10] [ 1710.230170][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1710.230170][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1710.230170][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1710.230170][ T10] ipv6_find_idev+0x102/0x170 [ 1710.230170][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.230170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.230170][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.230170][ T10] netlink_unicast+0x449/0x710 [ 1710.230170][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.230170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.230170][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.230170][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.230170][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.230170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.230170][ T10] [ 1710.232122][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1710.232426][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1710.232426][ T10] dst_init+0x84/0x4a0 [ 1710.232426][ T10] dst_alloc+0x97/0x150 [ 1710.232426][ T10] ip6_dst_alloc+0x23/0x90 [ 1710.232426][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1710.232426][ T10] ip6_pol_route+0x56f/0x840 [ 1710.232426][ T10] fib6_rule_lookup+0x456/0x630 [ 1710.232426][ T10] ip6_route_input+0x59c/0xa50 [ 1710.232426][ T10] ipv6_rcv+0x397/0x810 [ 1710.232426][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1710.232426][ T10] process_backlog+0x101/0x620 [ 1710.232426][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1710.232426][ T10] net_rx_action+0x495/0xbe0 [ 1710.232426][ T10] __do_softirq+0x1b5/0x7f6 [ 1710.232426][ T10] [ 1710.234313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.234313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1710.234313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1710.234313][ T10] fib6_nh_init+0xa22/0x1580 [ 1710.234313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.234313][ T10] ip6_route_add+0x1c/0x140 [ 1710.234313][ T10] inet6_rtm_newroute+0x104/0x110 [ 1710.234313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.234313][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.234313][ T10] netlink_unicast+0x449/0x710 [ 1710.234313][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.234313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.234313][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.234313][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.234313][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.234313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.234313][ T10] [ 1710.236455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.236455][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.236455][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.236455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.236455][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1710.236455][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1710.236455][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1710.236455][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1710.236455][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1710.236455][ T10] addrconf_dad_begin+0x310/0x670 [ 1710.236455][ T10] addrconf_dad_work+0x10b/0xab0 [ 1710.236455][ T10] process_one_work+0x84d/0x18a0 [ 1710.236455][ T10] worker_thread+0x587/0xd30 [ 1710.236455][ T10] kthread+0x28a/0x350 [ 1710.236455][ T10] ret_from_fork+0x31/0x70 [ 1710.236455][ T10] ret_from_fork_asm+0x1a/0x30 [ 1710.236455][ T10] [ 1710.238675][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.238675][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.238675][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.238675][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.238675][ T10] ip6_route_add+0x1c/0x140 [ 1710.238675][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1710.238675][ T10] inet6_addr_add+0x4f8/0xa40 [ 1710.238675][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.238675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.238675][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.238675][ T10] netlink_unicast+0x449/0x710 [ 1710.238675][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.238675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.238675][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.238675][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.238675][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.238675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.238675][ T10] [ 1710.240979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.240979][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.240979][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.240979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.240979][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1710.240979][ T10] ipv6_add_addr+0x411/0x2000 [ 1710.240979][ T10] inet6_addr_add+0x30e/0xa40 [ 1710.240979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.240979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.240979][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.240979][ T10] netlink_unicast+0x449/0x710 [ 1710.240979][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.240979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.240979][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.240979][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.240979][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.240979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.240979][ T10] [ 1710.243306][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.243306][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.243306][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.243306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.243306][ T10] ip6_route_add+0x1c/0x140 [ 1710.243306][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1710.243306][ T10] addrconf_add_dev+0xe2/0x170 [ 1710.243306][ T10] inet6_addr_add+0x12f/0xa40 [ 1710.243306][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.243306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.243306][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.243306][ T10] netlink_unicast+0x449/0x710 [ 1710.243306][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.243306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.243306][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.243306][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.243306][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.243306][ T10] [ 1710.245735][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.245735][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1710.245735][ T10] ipv6_find_idev+0x102/0x170 [ 1710.245735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.245735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.245735][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.245735][ T10] netlink_unicast+0x449/0x710 [ 1710.245735][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.245735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.245735][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.245735][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.245735][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.245735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.245735][ T10] [ 1710.247753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1710.247753][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1710.247753][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1710.247753][ T10] ipv6_find_idev+0x102/0x170 [ 1710.247753][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.247753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.247753][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.247753][ T10] netlink_unicast+0x449/0x710 [ 1710.247753][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.247753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.247753][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.247753][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.247753][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.247753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.247753][ T10] [ 1710.249868][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1710.250133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1710.250133][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.250133][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.250133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.250133][ T10] ip6_route_add+0x1c/0x140 [ 1710.250133][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1710.250133][ T10] inet6_addr_add+0x4f8/0xa40 [ 1710.250133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.250133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.250133][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.250133][ T10] netlink_unicast+0x449/0x710 [ 1710.250133][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.250133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.250133][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.250133][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.250133][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.250133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.250133][ T10] [ 1710.252686][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1710.252686][ T10] netdev_get_by_index+0x5e/0x80 [ 1710.252686][ T10] fib6_nh_init+0x3d8/0x1580 [ 1710.252686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1710.252686][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1710.252686][ T10] ipv6_add_addr+0x411/0x2000 [ 1710.252686][ T10] inet6_addr_add+0x30e/0xa40 [ 1710.252686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1710.252686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.252686][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.252686][ T10] netlink_unicast+0x449/0x710 [ 1710.252686][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.252686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.252686][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.252686][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.252686][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.252686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.252686][ T10] [ 1710.255225][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1710.255225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1710.255225][ T10] ipv6_find_idev+0x102/0x170 [ 1710.255225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.255225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.255225][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.255225][ T10] netlink_unicast+0x449/0x710 [ 1710.255225][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.255225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.255225][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.255225][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.255225][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.255225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.255225][ T10] [ 1710.257259][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1710.257259][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1710.257259][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1710.257259][ T10] ipv6_find_idev+0x102/0x170 [ 1710.257259][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1710.257259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1710.257259][ T10] netlink_rcv_skb+0x130/0x360 [ 1710.257259][ T10] netlink_unicast+0x449/0x710 [ 1710.257259][ T10] netlink_sendmsg+0x723/0xbe0 [ 1710.257259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1710.257259][ T10] ___sys_sendmsg+0xee/0x170 [ 1710.257259][ T10] __sys_sendmsg+0xcd/0x170 [ 1710.257259][ T10] do_syscall_64+0xc6/0x1e0 [ 1710.257259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1710.257259][ T10] [ 1720.310958][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1720.311359][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.311359][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1720.311359][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1720.311359][ T10] fib6_nh_init+0xa22/0x1580 [ 1720.311359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.311359][ T10] ip6_route_add+0x1c/0x140 [ 1720.311359][ T10] inet6_rtm_newroute+0x104/0x110 [ 1720.311359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.311359][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.311359][ T10] netlink_unicast+0x449/0x710 [ 1720.311359][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.311359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.311359][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.311359][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.311359][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.311359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.311359][ T10] [ 1720.313509][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.313509][ T10] dst_init+0x84/0x4a0 [ 1720.313509][ T10] dst_alloc+0x97/0x150 [ 1720.313509][ T10] ip6_dst_alloc+0x23/0x90 [ 1720.313509][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1720.313509][ T10] ip6_pol_route+0x56f/0x840 [ 1720.313509][ T10] fib6_rule_lookup+0x456/0x630 [ 1720.313509][ T10] ip6_route_input+0x59c/0xa50 [ 1720.313509][ T10] ipv6_rcv+0x397/0x810 [ 1720.313509][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1720.313509][ T10] process_backlog+0x101/0x620 [ 1720.313509][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1720.313509][ T10] net_rx_action+0x495/0xbe0 [ 1720.313509][ T10] __do_softirq+0x1b5/0x7f6 [ 1720.313509][ T10] [ 1720.315393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.315393][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.315393][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.315393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.315393][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1720.315393][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1720.315393][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1720.315393][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1720.315393][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1720.315393][ T10] addrconf_dad_begin+0x310/0x670 [ 1720.315393][ T10] addrconf_dad_work+0x10b/0xab0 [ 1720.315393][ T10] process_one_work+0x84d/0x18a0 [ 1720.315393][ T10] worker_thread+0x587/0xd30 [ 1720.315393][ T10] kthread+0x28a/0x350 [ 1720.315393][ T10] ret_from_fork+0x31/0x70 [ 1720.315393][ T10] ret_from_fork_asm+0x1a/0x30 [ 1720.315393][ T10] [ 1720.317586][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.317586][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.317586][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.317586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.317586][ T10] ip6_route_add+0x1c/0x140 [ 1720.317586][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1720.317586][ T10] inet6_addr_add+0x4f8/0xa40 [ 1720.317586][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.317586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.317586][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.317586][ T10] netlink_unicast+0x449/0x710 [ 1720.317586][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.317586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.317586][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.317586][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.317586][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.317586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.317586][ T10] [ 1720.319870][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.319870][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.319870][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.319870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.319870][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1720.319870][ T10] ipv6_add_addr+0x411/0x2000 [ 1720.319870][ T10] inet6_addr_add+0x30e/0xa40 [ 1720.319870][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.319870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.319870][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.319870][ T10] netlink_unicast+0x449/0x710 [ 1720.319870][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.319870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.319870][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.319870][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.319870][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.319870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.319870][ T10] [ 1720.322147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.322147][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.322147][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.322147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.322147][ T10] ip6_route_add+0x1c/0x140 [ 1720.322147][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1720.322147][ T10] addrconf_add_dev+0xe2/0x170 [ 1720.322147][ T10] inet6_addr_add+0x12f/0xa40 [ 1720.322147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.322147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.322147][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.322147][ T10] netlink_unicast+0x449/0x710 [ 1720.322147][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.322147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.322147][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.322147][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.322147][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.322147][ T10] [ 1720.324394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.324394][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1720.324394][ T10] ipv6_find_idev+0x102/0x170 [ 1720.324394][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.324394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.324394][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.324394][ T10] netlink_unicast+0x449/0x710 [ 1720.324394][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.324394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.324394][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.324394][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.324394][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.324394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.324394][ T10] [ 1720.326131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1720.326131][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1720.326131][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1720.326131][ T10] ipv6_find_idev+0x102/0x170 [ 1720.326131][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.326131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.326131][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.326131][ T10] netlink_unicast+0x449/0x710 [ 1720.326131][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.326131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.326131][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.326131][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.326131][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.326131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.326131][ T10] [ 1720.328080][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1720.328390][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1720.328390][ T10] dst_init+0x84/0x4a0 [ 1720.328390][ T10] dst_alloc+0x97/0x150 [ 1720.328390][ T10] ip6_dst_alloc+0x23/0x90 [ 1720.328390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1720.328390][ T10] ip6_pol_route+0x56f/0x840 [ 1720.328390][ T10] fib6_rule_lookup+0x456/0x630 [ 1720.328390][ T10] ip6_route_input+0x59c/0xa50 [ 1720.328390][ T10] ipv6_rcv+0x397/0x810 [ 1720.328390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1720.328390][ T10] process_backlog+0x101/0x620 [ 1720.328390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1720.328390][ T10] net_rx_action+0x495/0xbe0 [ 1720.328390][ T10] __do_softirq+0x1b5/0x7f6 [ 1720.328390][ T10] [ 1720.330243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.330243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1720.330243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1720.330243][ T10] fib6_nh_init+0xa22/0x1580 [ 1720.330243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.330243][ T10] ip6_route_add+0x1c/0x140 [ 1720.330243][ T10] inet6_rtm_newroute+0x104/0x110 [ 1720.330243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.330243][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.330243][ T10] netlink_unicast+0x449/0x710 [ 1720.330243][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.330243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.330243][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.330243][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.330243][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.330243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.330243][ T10] [ 1720.332385][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.332385][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.332385][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.332385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.332385][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1720.332385][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1720.332385][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1720.332385][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1720.332385][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1720.332385][ T10] addrconf_dad_begin+0x310/0x670 [ 1720.332385][ T10] addrconf_dad_work+0x10b/0xab0 [ 1720.332385][ T10] process_one_work+0x84d/0x18a0 [ 1720.332385][ T10] worker_thread+0x587/0xd30 [ 1720.332385][ T10] kthread+0x28a/0x350 [ 1720.332385][ T10] ret_from_fork+0x31/0x70 [ 1720.332385][ T10] ret_from_fork_asm+0x1a/0x30 [ 1720.332385][ T10] [ 1720.334564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.334564][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.334564][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.334564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.334564][ T10] ip6_route_add+0x1c/0x140 [ 1720.334564][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1720.334564][ T10] inet6_addr_add+0x4f8/0xa40 [ 1720.334564][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.334564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.334564][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.334564][ T10] netlink_unicast+0x449/0x710 [ 1720.334564][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.334564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.334564][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.334564][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.334564][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.334564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.334564][ T10] [ 1720.336841][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.336841][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.336841][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.336841][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.336841][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1720.336841][ T10] ipv6_add_addr+0x411/0x2000 [ 1720.336841][ T10] inet6_addr_add+0x30e/0xa40 [ 1720.336841][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.336841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.336841][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.336841][ T10] netlink_unicast+0x449/0x710 [ 1720.336841][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.336841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.336841][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.336841][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.336841][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.336841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.336841][ T10] [ 1720.339140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.339140][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.339140][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.339140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.339140][ T10] ip6_route_add+0x1c/0x140 [ 1720.339140][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1720.339140][ T10] addrconf_add_dev+0xe2/0x170 [ 1720.339140][ T10] inet6_addr_add+0x12f/0xa40 [ 1720.339140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.339140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.339140][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.339140][ T10] netlink_unicast+0x449/0x710 [ 1720.339140][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.339140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.339140][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.339140][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.339140][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.339140][ T10] [ 1720.341543][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.341543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1720.341543][ T10] ipv6_find_idev+0x102/0x170 [ 1720.341543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.341543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.341543][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.341543][ T10] netlink_unicast+0x449/0x710 [ 1720.341543][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.341543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.341543][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.341543][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.341543][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.341543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.341543][ T10] [ 1720.343473][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1720.343473][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1720.343473][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1720.343473][ T10] ipv6_find_idev+0x102/0x170 [ 1720.343473][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.343473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.343473][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.343473][ T10] netlink_unicast+0x449/0x710 [ 1720.343473][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.343473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.343473][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.343473][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.343473][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.343473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.343473][ T10] [ 1720.345674][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1720.345946][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1720.345946][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.345946][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.345946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.345946][ T10] ip6_route_add+0x1c/0x140 [ 1720.345946][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1720.345946][ T10] inet6_addr_add+0x4f8/0xa40 [ 1720.345946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.345946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.345946][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.345946][ T10] netlink_unicast+0x449/0x710 [ 1720.345946][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.345946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.345946][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.345946][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.345946][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.345946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.345946][ T10] [ 1720.348490][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1720.348490][ T10] netdev_get_by_index+0x5e/0x80 [ 1720.348490][ T10] fib6_nh_init+0x3d8/0x1580 [ 1720.348490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1720.348490][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1720.348490][ T10] ipv6_add_addr+0x411/0x2000 [ 1720.348490][ T10] inet6_addr_add+0x30e/0xa40 [ 1720.348490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1720.348490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.348490][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.348490][ T10] netlink_unicast+0x449/0x710 [ 1720.348490][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.348490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.348490][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.348490][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.348490][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.348490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.348490][ T10] [ 1720.350999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1720.350999][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1720.350999][ T10] ipv6_find_idev+0x102/0x170 [ 1720.350999][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.350999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.350999][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.350999][ T10] netlink_unicast+0x449/0x710 [ 1720.350999][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.350999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.350999][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.350999][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.350999][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.350999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.350999][ T10] [ 1720.352931][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1720.352931][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1720.352931][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1720.352931][ T10] ipv6_find_idev+0x102/0x170 [ 1720.352931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1720.352931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1720.352931][ T10] netlink_rcv_skb+0x130/0x360 [ 1720.352931][ T10] netlink_unicast+0x449/0x710 [ 1720.352931][ T10] netlink_sendmsg+0x723/0xbe0 [ 1720.352931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1720.352931][ T10] ___sys_sendmsg+0xee/0x170 [ 1720.352931][ T10] __sys_sendmsg+0xcd/0x170 [ 1720.352931][ T10] do_syscall_64+0xc6/0x1e0 [ 1720.352931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1720.352931][ T10] [ 1721.638980][ T42] INFO: task modprobe:7624 blocked for more than 122 seconds. [ 1721.639444][ T42] Not tainted 6.8.0-virtme #1 [ 1721.639603][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1721.639854][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 1721.640203][ T42] Call Trace: [ 1721.640310][ T42] [ 1721.640386][ T42] __schedule+0x705/0x1ac0 [ 1721.640533][ T42] ? __pfx___schedule+0x10/0x10 [ 1721.640659][ T42] ? schedule+0x1a5/0x210 [ 1721.640756][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1721.640905][ T42] ? mark_lock+0x38/0x3e0 [ 1721.641004][ T42] ? do_raw_spin_lock+0x131/0x270 [ 1721.641131][ T42] ? schedule+0x1a5/0x210 [ 1721.641229][ T42] schedule+0xdf/0x210 [ 1721.641324][ T42] schedule_preempt_disabled+0x15/0x30 [ 1721.641770][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 1721.641908][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 1721.642068][ T42] ? __pfx_console_unlock+0x10/0x10 [ 1721.642200][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1721.642333][ T42] ? lock_acquire+0x1c1/0x220 [ 1721.642456][ T42] ? register_pernet_subsys+0x1a/0x50 [ 1721.642588][ T42] down_write+0x1c9/0x200 [ 1721.642683][ T42] ? __pfx_down_write+0x10/0x10 [ 1721.642820][ T42] ? __pfx__printk+0x10/0x10 [ 1721.642951][ T42] ? __pfx___lock_release+0x10/0x10 [ 1721.643077][ T42] register_pernet_subsys+0x1a/0x50 [ 1721.643208][ T42] tcf_register_action+0xa3/0x600 [ 1721.643334][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 1721.643497][ T42] do_one_initcall+0xc8/0x3f0 [ 1721.643623][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 1721.643753][ T42] ? __create_object+0x5e/0xb0 [ 1721.643903][ T42] ? kasan_unpoison+0x27/0x60 [ 1721.644043][ T42] do_init_module+0x233/0x740 [ 1721.644178][ T42] load_module+0x16b5/0x2350 [ 1721.644324][ T42] ? __pfx_load_module+0x10/0x10 [ 1721.644447][ T42] ? kernel_read_file+0x3d2/0x520 [ 1721.644581][ T42] ? kernel_read_file+0x300/0x520 [ 1721.644708][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 1721.644846][ T42] ? init_module_from_file+0xd2/0x130 [ 1721.644969][ T42] init_module_from_file+0xd2/0x130 [ 1721.645094][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 1721.645246][ T42] ? __lock_release+0x103/0x460 [ 1721.645378][ T42] ? idempotent_init_module+0x32a/0x620 [ 1721.645518][ T42] ? idempotent_init_module+0x32a/0x620 [ 1721.645643][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 1721.645769][ T42] idempotent_init_module+0x342/0x620 [ 1721.645903][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 1721.646074][ T42] __x64_sys_finit_module+0xbe/0x130 [ 1721.646204][ T42] do_syscall_64+0xc6/0x1e0 [ 1721.646338][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1721.646493][ T42] RIP: 0033:0x7fdecabcfe5d [ 1721.646786][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 1721.647002][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 1721.647190][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 1721.647373][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 1721.647569][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 1721.647751][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 1721.647972][ T42] [ 1721.648074][ T42] [ 1721.648074][ T42] Showing all locks held in the system: [ 1721.648251][ T42] 3 locks held by kworker/u16:0/10: [ 1721.648373][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1721.648634][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1721.648862][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 1721.649084][ T42] 1 lock held by khungtaskd/42: [ 1721.649201][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 1721.649427][ T42] 2 locks held by kworker/u18:1/62: [ 1721.649548][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1721.649794][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1721.650082][ T42] 1 lock held by modprobe/7624: [ 1721.650201][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 1721.650459][ T42] [ 1721.650524][ T42] ============================================= [ 1721.650524][ T42] [ 1730.590898][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1730.591348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.591348][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1730.591348][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1730.591348][ T10] fib6_nh_init+0xa22/0x1580 [ 1730.591348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.591348][ T10] ip6_route_add+0x1c/0x140 [ 1730.591348][ T10] inet6_rtm_newroute+0x104/0x110 [ 1730.591348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.591348][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.591348][ T10] netlink_unicast+0x449/0x710 [ 1730.591348][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.591348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.591348][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.591348][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.591348][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.591348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.591348][ T10] [ 1730.593481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.593481][ T10] dst_init+0x84/0x4a0 [ 1730.593481][ T10] dst_alloc+0x97/0x150 [ 1730.593481][ T10] ip6_dst_alloc+0x23/0x90 [ 1730.593481][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1730.593481][ T10] ip6_pol_route+0x56f/0x840 [ 1730.593481][ T10] fib6_rule_lookup+0x456/0x630 [ 1730.593481][ T10] ip6_route_input+0x59c/0xa50 [ 1730.593481][ T10] ipv6_rcv+0x397/0x810 [ 1730.593481][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1730.593481][ T10] process_backlog+0x101/0x620 [ 1730.593481][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1730.593481][ T10] net_rx_action+0x495/0xbe0 [ 1730.593481][ T10] __do_softirq+0x1b5/0x7f6 [ 1730.593481][ T10] [ 1730.595314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.595314][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.595314][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.595314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.595314][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1730.595314][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1730.595314][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1730.595314][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1730.595314][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1730.595314][ T10] addrconf_dad_begin+0x310/0x670 [ 1730.595314][ T10] addrconf_dad_work+0x10b/0xab0 [ 1730.595314][ T10] process_one_work+0x84d/0x18a0 [ 1730.595314][ T10] worker_thread+0x587/0xd30 [ 1730.595314][ T10] kthread+0x28a/0x350 [ 1730.595314][ T10] ret_from_fork+0x31/0x70 [ 1730.595314][ T10] ret_from_fork_asm+0x1a/0x30 [ 1730.595314][ T10] [ 1730.597445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.597445][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.597445][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.597445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.597445][ T10] ip6_route_add+0x1c/0x140 [ 1730.597445][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1730.597445][ T10] inet6_addr_add+0x4f8/0xa40 [ 1730.597445][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.597445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.597445][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.597445][ T10] netlink_unicast+0x449/0x710 [ 1730.597445][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.597445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.597445][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.597445][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.597445][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.597445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.597445][ T10] [ 1730.599643][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.599643][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.599643][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.599643][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.599643][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1730.599643][ T10] ipv6_add_addr+0x411/0x2000 [ 1730.599643][ T10] inet6_addr_add+0x30e/0xa40 [ 1730.599643][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.599643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.599643][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.599643][ T10] netlink_unicast+0x449/0x710 [ 1730.599643][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.599643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.599643][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.599643][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.599643][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.599643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.599643][ T10] [ 1730.601859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.601859][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.601859][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.601859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.601859][ T10] ip6_route_add+0x1c/0x140 [ 1730.601859][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1730.601859][ T10] addrconf_add_dev+0xe2/0x170 [ 1730.601859][ T10] inet6_addr_add+0x12f/0xa40 [ 1730.601859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.601859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.601859][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.601859][ T10] netlink_unicast+0x449/0x710 [ 1730.601859][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.601859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.601859][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.601859][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.601859][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.601859][ T10] [ 1730.604029][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.604029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1730.604029][ T10] ipv6_find_idev+0x102/0x170 [ 1730.604029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.604029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.604029][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.604029][ T10] netlink_unicast+0x449/0x710 [ 1730.604029][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.604029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.604029][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.604029][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.604029][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.604029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.604029][ T10] [ 1730.605736][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1730.605736][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1730.605736][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1730.605736][ T10] ipv6_find_idev+0x102/0x170 [ 1730.605736][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.605736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.605736][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.605736][ T10] netlink_unicast+0x449/0x710 [ 1730.605736][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.605736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.605736][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.605736][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.605736][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.605736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.605736][ T10] [ 1730.607622][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1730.607940][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1730.607940][ T10] dst_init+0x84/0x4a0 [ 1730.607940][ T10] dst_alloc+0x97/0x150 [ 1730.607940][ T10] ip6_dst_alloc+0x23/0x90 [ 1730.607940][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1730.607940][ T10] ip6_pol_route+0x56f/0x840 [ 1730.607940][ T10] fib6_rule_lookup+0x456/0x630 [ 1730.607940][ T10] ip6_route_input+0x59c/0xa50 [ 1730.607940][ T10] ipv6_rcv+0x397/0x810 [ 1730.607940][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1730.607940][ T10] process_backlog+0x101/0x620 [ 1730.607940][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1730.607940][ T10] net_rx_action+0x495/0xbe0 [ 1730.607940][ T10] __do_softirq+0x1b5/0x7f6 [ 1730.607940][ T10] [ 1730.609762][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.609762][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1730.609762][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1730.609762][ T10] fib6_nh_init+0xa22/0x1580 [ 1730.609762][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.609762][ T10] ip6_route_add+0x1c/0x140 [ 1730.609762][ T10] inet6_rtm_newroute+0x104/0x110 [ 1730.609762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.609762][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.609762][ T10] netlink_unicast+0x449/0x710 [ 1730.609762][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.609762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.609762][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.609762][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.609762][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.609762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.609762][ T10] [ 1730.611850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.611850][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.611850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.611850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.611850][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1730.611850][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1730.611850][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1730.611850][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1730.611850][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1730.611850][ T10] addrconf_dad_begin+0x310/0x670 [ 1730.611850][ T10] addrconf_dad_work+0x10b/0xab0 [ 1730.611850][ T10] process_one_work+0x84d/0x18a0 [ 1730.611850][ T10] worker_thread+0x587/0xd30 [ 1730.611850][ T10] kthread+0x28a/0x350 [ 1730.611850][ T10] ret_from_fork+0x31/0x70 [ 1730.611850][ T10] ret_from_fork_asm+0x1a/0x30 [ 1730.611850][ T10] [ 1730.613982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.613982][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.613982][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.613982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.613982][ T10] ip6_route_add+0x1c/0x140 [ 1730.613982][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1730.613982][ T10] inet6_addr_add+0x4f8/0xa40 [ 1730.613982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.613982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.613982][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.613982][ T10] netlink_unicast+0x449/0x710 [ 1730.613982][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.613982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.613982][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.613982][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.613982][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.613982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.613982][ T10] [ 1730.616200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.616200][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.616200][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.616200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.616200][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1730.616200][ T10] ipv6_add_addr+0x411/0x2000 [ 1730.616200][ T10] inet6_addr_add+0x30e/0xa40 [ 1730.616200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.616200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.616200][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.616200][ T10] netlink_unicast+0x449/0x710 [ 1730.616200][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.616200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.616200][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.616200][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.616200][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.616200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.616200][ T10] [ 1730.618426][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.618426][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.618426][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.618426][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.618426][ T10] ip6_route_add+0x1c/0x140 [ 1730.618426][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1730.618426][ T10] addrconf_add_dev+0xe2/0x170 [ 1730.618426][ T10] inet6_addr_add+0x12f/0xa40 [ 1730.618426][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.618426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.618426][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.618426][ T10] netlink_unicast+0x449/0x710 [ 1730.618426][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.618426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.618426][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.618426][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.618426][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.618426][ T10] [ 1730.620799][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.620799][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1730.620799][ T10] ipv6_find_idev+0x102/0x170 [ 1730.620799][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.620799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.620799][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.620799][ T10] netlink_unicast+0x449/0x710 [ 1730.620799][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.620799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.620799][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.620799][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.620799][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.620799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.620799][ T10] [ 1730.622826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1730.622826][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1730.622826][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1730.622826][ T10] ipv6_find_idev+0x102/0x170 [ 1730.622826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.622826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.622826][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.622826][ T10] netlink_unicast+0x449/0x710 [ 1730.622826][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.622826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.622826][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.622826][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.622826][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.622826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.622826][ T10] [ 1730.624896][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1730.625157][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1730.625157][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.625157][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.625157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.625157][ T10] ip6_route_add+0x1c/0x140 [ 1730.625157][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1730.625157][ T10] inet6_addr_add+0x4f8/0xa40 [ 1730.625157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.625157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.625157][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.625157][ T10] netlink_unicast+0x449/0x710 [ 1730.625157][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.625157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.625157][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.625157][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.625157][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.625157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.625157][ T10] [ 1730.627617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1730.627617][ T10] netdev_get_by_index+0x5e/0x80 [ 1730.627617][ T10] fib6_nh_init+0x3d8/0x1580 [ 1730.627617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1730.627617][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1730.627617][ T10] ipv6_add_addr+0x411/0x2000 [ 1730.627617][ T10] inet6_addr_add+0x30e/0xa40 [ 1730.627617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1730.627617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.627617][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.627617][ T10] netlink_unicast+0x449/0x710 [ 1730.627617][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.627617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.627617][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.627617][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.627617][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.627617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.627617][ T10] [ 1730.630070][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1730.630070][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1730.630070][ T10] ipv6_find_idev+0x102/0x170 [ 1730.630070][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.630070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.630070][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.630070][ T10] netlink_unicast+0x449/0x710 [ 1730.630070][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.630070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.630070][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.630070][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.630070][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.630070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.630070][ T10] [ 1730.632393][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1730.632393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1730.632393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1730.632393][ T10] ipv6_find_idev+0x102/0x170 [ 1730.632393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1730.632393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1730.632393][ T10] netlink_rcv_skb+0x130/0x360 [ 1730.632393][ T10] netlink_unicast+0x449/0x710 [ 1730.632393][ T10] netlink_sendmsg+0x723/0xbe0 [ 1730.632393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1730.632393][ T10] ___sys_sendmsg+0xee/0x170 [ 1730.632393][ T10] __sys_sendmsg+0xcd/0x170 [ 1730.632393][ T10] do_syscall_64+0xc6/0x1e0 [ 1730.632393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1730.632393][ T10] [ 1740.870937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1740.871414][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.871414][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1740.871414][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1740.871414][ T10] fib6_nh_init+0xa22/0x1580 [ 1740.871414][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.871414][ T10] ip6_route_add+0x1c/0x140 [ 1740.871414][ T10] inet6_rtm_newroute+0x104/0x110 [ 1740.871414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.871414][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.871414][ T10] netlink_unicast+0x449/0x710 [ 1740.871414][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.871414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.871414][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.871414][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.871414][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.871414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.871414][ T10] [ 1740.873349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.873349][ T10] dst_init+0x84/0x4a0 [ 1740.873349][ T10] dst_alloc+0x97/0x150 [ 1740.873349][ T10] ip6_dst_alloc+0x23/0x90 [ 1740.873349][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1740.873349][ T10] ip6_pol_route+0x56f/0x840 [ 1740.873349][ T10] fib6_rule_lookup+0x456/0x630 [ 1740.873349][ T10] ip6_route_input+0x59c/0xa50 [ 1740.873349][ T10] ipv6_rcv+0x397/0x810 [ 1740.873349][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1740.873349][ T10] process_backlog+0x101/0x620 [ 1740.873349][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1740.873349][ T10] net_rx_action+0x495/0xbe0 [ 1740.873349][ T10] __do_softirq+0x1b5/0x7f6 [ 1740.873349][ T10] [ 1740.875018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.875018][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.875018][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.875018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.875018][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1740.875018][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1740.875018][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1740.875018][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1740.875018][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1740.875018][ T10] addrconf_dad_begin+0x310/0x670 [ 1740.875018][ T10] addrconf_dad_work+0x10b/0xab0 [ 1740.875018][ T10] process_one_work+0x84d/0x18a0 [ 1740.875018][ T10] worker_thread+0x587/0xd30 [ 1740.875018][ T10] kthread+0x28a/0x350 [ 1740.875018][ T10] ret_from_fork+0x31/0x70 [ 1740.875018][ T10] ret_from_fork_asm+0x1a/0x30 [ 1740.875018][ T10] [ 1740.876987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.876987][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.876987][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.876987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.876987][ T10] ip6_route_add+0x1c/0x140 [ 1740.876987][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1740.876987][ T10] inet6_addr_add+0x4f8/0xa40 [ 1740.876987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.876987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.876987][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.876987][ T10] netlink_unicast+0x449/0x710 [ 1740.876987][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.876987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.876987][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.876987][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.876987][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.876987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.876987][ T10] [ 1740.878997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.878997][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.878997][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.878997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.878997][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1740.878997][ T10] ipv6_add_addr+0x411/0x2000 [ 1740.878997][ T10] inet6_addr_add+0x30e/0xa40 [ 1740.878997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.878997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.878997][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.878997][ T10] netlink_unicast+0x449/0x710 [ 1740.878997][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.878997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.878997][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.878997][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.878997][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.878997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.878997][ T10] [ 1740.881014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.881014][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.881014][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.881014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.881014][ T10] ip6_route_add+0x1c/0x140 [ 1740.881014][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1740.881014][ T10] addrconf_add_dev+0xe2/0x170 [ 1740.881014][ T10] inet6_addr_add+0x12f/0xa40 [ 1740.881014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.881014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.881014][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.881014][ T10] netlink_unicast+0x449/0x710 [ 1740.881014][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.881014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.881014][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.881014][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.881014][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.881014][ T10] [ 1740.882983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.882983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1740.882983][ T10] ipv6_find_idev+0x102/0x170 [ 1740.882983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.882983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.882983][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.882983][ T10] netlink_unicast+0x449/0x710 [ 1740.882983][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.882983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.882983][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.882983][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.882983][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.882983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.882983][ T10] [ 1740.884545][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1740.884545][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1740.884545][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1740.884545][ T10] ipv6_find_idev+0x102/0x170 [ 1740.884545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.884545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.884545][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.884545][ T10] netlink_unicast+0x449/0x710 [ 1740.884545][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.884545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.884545][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.884545][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.884545][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.884545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.884545][ T10] [ 1740.886253][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1740.886531][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1740.886531][ T10] dst_init+0x84/0x4a0 [ 1740.886531][ T10] dst_alloc+0x97/0x150 [ 1740.886531][ T10] ip6_dst_alloc+0x23/0x90 [ 1740.886531][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1740.886531][ T10] ip6_pol_route+0x56f/0x840 [ 1740.886531][ T10] fib6_rule_lookup+0x456/0x630 [ 1740.886531][ T10] ip6_route_input+0x59c/0xa50 [ 1740.886531][ T10] ipv6_rcv+0x397/0x810 [ 1740.886531][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1740.886531][ T10] process_backlog+0x101/0x620 [ 1740.886531][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1740.886531][ T10] net_rx_action+0x495/0xbe0 [ 1740.886531][ T10] __do_softirq+0x1b5/0x7f6 [ 1740.886531][ T10] [ 1740.888184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.888184][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1740.888184][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1740.888184][ T10] fib6_nh_init+0xa22/0x1580 [ 1740.888184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.888184][ T10] ip6_route_add+0x1c/0x140 [ 1740.888184][ T10] inet6_rtm_newroute+0x104/0x110 [ 1740.888184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.888184][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.888184][ T10] netlink_unicast+0x449/0x710 [ 1740.888184][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.888184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.888184][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.888184][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.888184][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.888184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.888184][ T10] [ 1740.890078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.890078][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.890078][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.890078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.890078][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1740.890078][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1740.890078][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1740.890078][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1740.890078][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1740.890078][ T10] addrconf_dad_begin+0x310/0x670 [ 1740.890078][ T10] addrconf_dad_work+0x10b/0xab0 [ 1740.890078][ T10] process_one_work+0x84d/0x18a0 [ 1740.890078][ T10] worker_thread+0x587/0xd30 [ 1740.890078][ T10] kthread+0x28a/0x350 [ 1740.890078][ T10] ret_from_fork+0x31/0x70 [ 1740.890078][ T10] ret_from_fork_asm+0x1a/0x30 [ 1740.890078][ T10] [ 1740.892001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.892001][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.892001][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.892001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.892001][ T10] ip6_route_add+0x1c/0x140 [ 1740.892001][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1740.892001][ T10] inet6_addr_add+0x4f8/0xa40 [ 1740.892001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.892001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.892001][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.892001][ T10] netlink_unicast+0x449/0x710 [ 1740.892001][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.892001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.892001][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.892001][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.892001][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.892001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.892001][ T10] [ 1740.894013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.894013][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.894013][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.894013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.894013][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1740.894013][ T10] ipv6_add_addr+0x411/0x2000 [ 1740.894013][ T10] inet6_addr_add+0x30e/0xa40 [ 1740.894013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.894013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.894013][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.894013][ T10] netlink_unicast+0x449/0x710 [ 1740.894013][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.894013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.894013][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.894013][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.894013][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.894013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.894013][ T10] [ 1740.896020][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.896020][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.896020][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.896020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.896020][ T10] ip6_route_add+0x1c/0x140 [ 1740.896020][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1740.896020][ T10] addrconf_add_dev+0xe2/0x170 [ 1740.896020][ T10] inet6_addr_add+0x12f/0xa40 [ 1740.896020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.896020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.896020][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.896020][ T10] netlink_unicast+0x449/0x710 [ 1740.896020][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.896020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.896020][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.896020][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.896020][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.896020][ T10] [ 1740.898119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.898119][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1740.898119][ T10] ipv6_find_idev+0x102/0x170 [ 1740.898119][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.898119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.898119][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.898119][ T10] netlink_unicast+0x449/0x710 [ 1740.898119][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.898119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.898119][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.898119][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.898119][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.898119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.898119][ T10] [ 1740.899860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1740.899860][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1740.899860][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1740.899860][ T10] ipv6_find_idev+0x102/0x170 [ 1740.899860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.899860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.899860][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.899860][ T10] netlink_unicast+0x449/0x710 [ 1740.899860][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.899860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.899860][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.899860][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.899860][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.899860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.899860][ T10] [ 1740.901866][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1740.902105][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1740.902105][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.902105][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.902105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.902105][ T10] ip6_route_add+0x1c/0x140 [ 1740.902105][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1740.902105][ T10] inet6_addr_add+0x4f8/0xa40 [ 1740.902105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.902105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.902105][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.902105][ T10] netlink_unicast+0x449/0x710 [ 1740.902105][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.902105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.902105][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.902105][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.902105][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.902105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.902105][ T10] [ 1740.904370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1740.904370][ T10] netdev_get_by_index+0x5e/0x80 [ 1740.904370][ T10] fib6_nh_init+0x3d8/0x1580 [ 1740.904370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1740.904370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1740.904370][ T10] ipv6_add_addr+0x411/0x2000 [ 1740.904370][ T10] inet6_addr_add+0x30e/0xa40 [ 1740.904370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1740.904370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.904370][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.904370][ T10] netlink_unicast+0x449/0x710 [ 1740.904370][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.904370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.904370][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.904370][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.904370][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.904370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.904370][ T10] [ 1740.906557][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1740.906557][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1740.906557][ T10] ipv6_find_idev+0x102/0x170 [ 1740.906557][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.906557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.906557][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.906557][ T10] netlink_unicast+0x449/0x710 [ 1740.906557][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.906557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.906557][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.906557][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.906557][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.906557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.906557][ T10] [ 1740.908290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1740.908290][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1740.908290][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1740.908290][ T10] ipv6_find_idev+0x102/0x170 [ 1740.908290][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1740.908290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1740.908290][ T10] netlink_rcv_skb+0x130/0x360 [ 1740.908290][ T10] netlink_unicast+0x449/0x710 [ 1740.908290][ T10] netlink_sendmsg+0x723/0xbe0 [ 1740.908290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1740.908290][ T10] ___sys_sendmsg+0xee/0x170 [ 1740.908290][ T10] __sys_sendmsg+0xcd/0x170 [ 1740.908290][ T10] do_syscall_64+0xc6/0x1e0 [ 1740.908290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1740.908290][ T10] [ 1751.150964][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1751.151441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.151441][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1751.151441][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1751.151441][ T10] fib6_nh_init+0xa22/0x1580 [ 1751.151441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.151441][ T10] ip6_route_add+0x1c/0x140 [ 1751.151441][ T10] inet6_rtm_newroute+0x104/0x110 [ 1751.151441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.151441][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.151441][ T10] netlink_unicast+0x449/0x710 [ 1751.151441][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.151441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.151441][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.151441][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.151441][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.151441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.151441][ T10] [ 1751.153567][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.153567][ T10] dst_init+0x84/0x4a0 [ 1751.153567][ T10] dst_alloc+0x97/0x150 [ 1751.153567][ T10] ip6_dst_alloc+0x23/0x90 [ 1751.153567][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1751.153567][ T10] ip6_pol_route+0x56f/0x840 [ 1751.153567][ T10] fib6_rule_lookup+0x456/0x630 [ 1751.153567][ T10] ip6_route_input+0x59c/0xa50 [ 1751.153567][ T10] ipv6_rcv+0x397/0x810 [ 1751.153567][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1751.153567][ T10] process_backlog+0x101/0x620 [ 1751.153567][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1751.153567][ T10] net_rx_action+0x495/0xbe0 [ 1751.153567][ T10] __do_softirq+0x1b5/0x7f6 [ 1751.153567][ T10] [ 1751.155410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.155410][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.155410][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.155410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.155410][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1751.155410][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1751.155410][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1751.155410][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1751.155410][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1751.155410][ T10] addrconf_dad_begin+0x310/0x670 [ 1751.155410][ T10] addrconf_dad_work+0x10b/0xab0 [ 1751.155410][ T10] process_one_work+0x84d/0x18a0 [ 1751.155410][ T10] worker_thread+0x587/0xd30 [ 1751.155410][ T10] kthread+0x28a/0x350 [ 1751.155410][ T10] ret_from_fork+0x31/0x70 [ 1751.155410][ T10] ret_from_fork_asm+0x1a/0x30 [ 1751.155410][ T10] [ 1751.157555][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.157555][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.157555][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.157555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.157555][ T10] ip6_route_add+0x1c/0x140 [ 1751.157555][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1751.157555][ T10] inet6_addr_add+0x4f8/0xa40 [ 1751.157555][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.157555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.157555][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.157555][ T10] netlink_unicast+0x449/0x710 [ 1751.157555][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.157555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.157555][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.157555][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.157555][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.157555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.157555][ T10] [ 1751.159774][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.159774][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.159774][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.159774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.159774][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1751.159774][ T10] ipv6_add_addr+0x411/0x2000 [ 1751.159774][ T10] inet6_addr_add+0x30e/0xa40 [ 1751.159774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.159774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.159774][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.159774][ T10] netlink_unicast+0x449/0x710 [ 1751.159774][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.159774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.159774][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.159774][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.159774][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.159774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.159774][ T10] [ 1751.161992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.161992][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.161992][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.161992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.161992][ T10] ip6_route_add+0x1c/0x140 [ 1751.161992][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1751.161992][ T10] addrconf_add_dev+0xe2/0x170 [ 1751.161992][ T10] inet6_addr_add+0x12f/0xa40 [ 1751.161992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.161992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.161992][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.161992][ T10] netlink_unicast+0x449/0x710 [ 1751.161992][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.161992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.161992][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.161992][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.161992][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.161992][ T10] [ 1751.164171][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.164171][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1751.164171][ T10] ipv6_find_idev+0x102/0x170 [ 1751.164171][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.164171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.164171][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.164171][ T10] netlink_unicast+0x449/0x710 [ 1751.164171][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.164171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.164171][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.164171][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.164171][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.164171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.164171][ T10] [ 1751.165869][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1751.165869][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1751.165869][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1751.165869][ T10] ipv6_find_idev+0x102/0x170 [ 1751.165869][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.165869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.165869][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.165869][ T10] netlink_unicast+0x449/0x710 [ 1751.165869][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.165869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.165869][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.165869][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.165869][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.165869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.165869][ T10] [ 1751.167753][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1751.168065][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1751.168065][ T10] dst_init+0x84/0x4a0 [ 1751.168065][ T10] dst_alloc+0x97/0x150 [ 1751.168065][ T10] ip6_dst_alloc+0x23/0x90 [ 1751.168065][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1751.168065][ T10] ip6_pol_route+0x56f/0x840 [ 1751.168065][ T10] fib6_rule_lookup+0x456/0x630 [ 1751.168065][ T10] ip6_route_input+0x59c/0xa50 [ 1751.168065][ T10] ipv6_rcv+0x397/0x810 [ 1751.168065][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1751.168065][ T10] process_backlog+0x101/0x620 [ 1751.168065][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1751.168065][ T10] net_rx_action+0x495/0xbe0 [ 1751.168065][ T10] __do_softirq+0x1b5/0x7f6 [ 1751.168065][ T10] [ 1751.169865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.169865][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1751.169865][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1751.169865][ T10] fib6_nh_init+0xa22/0x1580 [ 1751.169865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.169865][ T10] ip6_route_add+0x1c/0x140 [ 1751.169865][ T10] inet6_rtm_newroute+0x104/0x110 [ 1751.169865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.169865][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.169865][ T10] netlink_unicast+0x449/0x710 [ 1751.169865][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.169865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.169865][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.169865][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.169865][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.169865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.169865][ T10] [ 1751.171949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.171949][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.171949][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.171949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.171949][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1751.171949][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1751.171949][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1751.171949][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1751.171949][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1751.171949][ T10] addrconf_dad_begin+0x310/0x670 [ 1751.171949][ T10] addrconf_dad_work+0x10b/0xab0 [ 1751.171949][ T10] process_one_work+0x84d/0x18a0 [ 1751.171949][ T10] worker_thread+0x587/0xd30 [ 1751.171949][ T10] kthread+0x28a/0x350 [ 1751.171949][ T10] ret_from_fork+0x31/0x70 [ 1751.171949][ T10] ret_from_fork_asm+0x1a/0x30 [ 1751.171949][ T10] [ 1751.174081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.174081][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.174081][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.174081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.174081][ T10] ip6_route_add+0x1c/0x140 [ 1751.174081][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1751.174081][ T10] inet6_addr_add+0x4f8/0xa40 [ 1751.174081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.174081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.174081][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.174081][ T10] netlink_unicast+0x449/0x710 [ 1751.174081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.174081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.174081][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.174081][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.174081][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.174081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.174081][ T10] [ 1751.176327][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.176327][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.176327][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.176327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.176327][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1751.176327][ T10] ipv6_add_addr+0x411/0x2000 [ 1751.176327][ T10] inet6_addr_add+0x30e/0xa40 [ 1751.176327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.176327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.176327][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.176327][ T10] netlink_unicast+0x449/0x710 [ 1751.176327][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.176327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.176327][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.176327][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.176327][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.176327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.176327][ T10] [ 1751.178544][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.178544][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.178544][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.178544][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.178544][ T10] ip6_route_add+0x1c/0x140 [ 1751.178544][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1751.178544][ T10] addrconf_add_dev+0xe2/0x170 [ 1751.178544][ T10] inet6_addr_add+0x12f/0xa40 [ 1751.178544][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.178544][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.178544][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.178544][ T10] netlink_unicast+0x449/0x710 [ 1751.178544][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.178544][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.178544][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.178544][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.178544][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.178544][ T10] [ 1751.180887][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.180887][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1751.180887][ T10] ipv6_find_idev+0x102/0x170 [ 1751.180887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.180887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.180887][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.180887][ T10] netlink_unicast+0x449/0x710 [ 1751.180887][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.180887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.180887][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.180887][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.180887][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.180887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.180887][ T10] [ 1751.182764][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1751.182764][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1751.182764][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1751.182764][ T10] ipv6_find_idev+0x102/0x170 [ 1751.182764][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.182764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.182764][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.182764][ T10] netlink_unicast+0x449/0x710 [ 1751.182764][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.182764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.182764][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.182764][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.182764][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.182764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.182764][ T10] [ 1751.184716][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1751.185431][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1751.185431][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.185431][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.185431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.185431][ T10] ip6_route_add+0x1c/0x140 [ 1751.185431][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1751.185431][ T10] inet6_addr_add+0x4f8/0xa40 [ 1751.185431][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.185431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.185431][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.185431][ T10] netlink_unicast+0x449/0x710 [ 1751.185431][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.185431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.185431][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.185431][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.185431][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.185431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.185431][ T10] [ 1751.187654][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1751.187654][ T10] netdev_get_by_index+0x5e/0x80 [ 1751.187654][ T10] fib6_nh_init+0x3d8/0x1580 [ 1751.187654][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1751.187654][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1751.187654][ T10] ipv6_add_addr+0x411/0x2000 [ 1751.187654][ T10] inet6_addr_add+0x30e/0xa40 [ 1751.187654][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1751.187654][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.187654][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.187654][ T10] netlink_unicast+0x449/0x710 [ 1751.187654][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.187654][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.187654][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.187654][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.187654][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.187654][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.187654][ T10] [ 1751.189927][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1751.189927][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1751.189927][ T10] ipv6_find_idev+0x102/0x170 [ 1751.189927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.189927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.189927][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.189927][ T10] netlink_unicast+0x449/0x710 [ 1751.189927][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.189927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.189927][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.189927][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.189927][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.189927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.189927][ T10] [ 1751.191773][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1751.191773][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1751.191773][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1751.191773][ T10] ipv6_find_idev+0x102/0x170 [ 1751.191773][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1751.191773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1751.191773][ T10] netlink_rcv_skb+0x130/0x360 [ 1751.191773][ T10] netlink_unicast+0x449/0x710 [ 1751.191773][ T10] netlink_sendmsg+0x723/0xbe0 [ 1751.191773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1751.191773][ T10] ___sys_sendmsg+0xee/0x170 [ 1751.191773][ T10] __sys_sendmsg+0xcd/0x170 [ 1751.191773][ T10] do_syscall_64+0xc6/0x1e0 [ 1751.191773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1751.191773][ T10] [ 1761.430984][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1761.431559][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.431559][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1761.431559][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1761.431559][ T10] fib6_nh_init+0xa22/0x1580 [ 1761.431559][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.431559][ T10] ip6_route_add+0x1c/0x140 [ 1761.431559][ T10] inet6_rtm_newroute+0x104/0x110 [ 1761.431559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.431559][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.431559][ T10] netlink_unicast+0x449/0x710 [ 1761.431559][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.431559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.431559][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.431559][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.431559][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.431559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.431559][ T10] [ 1761.433520][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.433520][ T10] dst_init+0x84/0x4a0 [ 1761.433520][ T10] dst_alloc+0x97/0x150 [ 1761.433520][ T10] ip6_dst_alloc+0x23/0x90 [ 1761.433520][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1761.433520][ T10] ip6_pol_route+0x56f/0x840 [ 1761.433520][ T10] fib6_rule_lookup+0x456/0x630 [ 1761.433520][ T10] ip6_route_input+0x59c/0xa50 [ 1761.433520][ T10] ipv6_rcv+0x397/0x810 [ 1761.433520][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1761.433520][ T10] process_backlog+0x101/0x620 [ 1761.433520][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1761.433520][ T10] net_rx_action+0x495/0xbe0 [ 1761.433520][ T10] __do_softirq+0x1b5/0x7f6 [ 1761.433520][ T10] [ 1761.435303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.435303][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.435303][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.435303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.435303][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1761.435303][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1761.435303][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1761.435303][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1761.435303][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1761.435303][ T10] addrconf_dad_begin+0x310/0x670 [ 1761.435303][ T10] addrconf_dad_work+0x10b/0xab0 [ 1761.435303][ T10] process_one_work+0x84d/0x18a0 [ 1761.435303][ T10] worker_thread+0x587/0xd30 [ 1761.435303][ T10] kthread+0x28a/0x350 [ 1761.435303][ T10] ret_from_fork+0x31/0x70 [ 1761.435303][ T10] ret_from_fork_asm+0x1a/0x30 [ 1761.435303][ T10] [ 1761.437320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.437320][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.437320][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.437320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.437320][ T10] ip6_route_add+0x1c/0x140 [ 1761.437320][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1761.437320][ T10] inet6_addr_add+0x4f8/0xa40 [ 1761.437320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.437320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.437320][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.437320][ T10] netlink_unicast+0x449/0x710 [ 1761.437320][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.437320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.437320][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.437320][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.437320][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.437320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.437320][ T10] [ 1761.439432][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.439432][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.439432][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.439432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.439432][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1761.439432][ T10] ipv6_add_addr+0x411/0x2000 [ 1761.439432][ T10] inet6_addr_add+0x30e/0xa40 [ 1761.439432][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.439432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.439432][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.439432][ T10] netlink_unicast+0x449/0x710 [ 1761.439432][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.439432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.439432][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.439432][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.439432][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.439432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.439432][ T10] [ 1761.441526][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.441526][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.441526][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.441526][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.441526][ T10] ip6_route_add+0x1c/0x140 [ 1761.441526][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1761.441526][ T10] addrconf_add_dev+0xe2/0x170 [ 1761.441526][ T10] inet6_addr_add+0x12f/0xa40 [ 1761.441526][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.441526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.441526][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.441526][ T10] netlink_unicast+0x449/0x710 [ 1761.441526][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.441526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.441526][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.441526][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.441526][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.441526][ T10] [ 1761.443598][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.443598][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1761.443598][ T10] ipv6_find_idev+0x102/0x170 [ 1761.443598][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.443598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.443598][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.443598][ T10] netlink_unicast+0x449/0x710 [ 1761.443598][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.443598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.443598][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.443598][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.443598][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.443598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.443598][ T10] [ 1761.445188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1761.445188][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1761.445188][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1761.445188][ T10] ipv6_find_idev+0x102/0x170 [ 1761.445188][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.445188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.445188][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.445188][ T10] netlink_unicast+0x449/0x710 [ 1761.445188][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.445188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.445188][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.445188][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.445188][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.445188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.445188][ T10] [ 1761.446962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1761.447261][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1761.447261][ T10] dst_init+0x84/0x4a0 [ 1761.447261][ T10] dst_alloc+0x97/0x150 [ 1761.447261][ T10] ip6_dst_alloc+0x23/0x90 [ 1761.447261][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1761.447261][ T10] ip6_pol_route+0x56f/0x840 [ 1761.447261][ T10] fib6_rule_lookup+0x456/0x630 [ 1761.447261][ T10] ip6_route_input+0x59c/0xa50 [ 1761.447261][ T10] ipv6_rcv+0x397/0x810 [ 1761.447261][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1761.447261][ T10] process_backlog+0x101/0x620 [ 1761.447261][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1761.447261][ T10] net_rx_action+0x495/0xbe0 [ 1761.447261][ T10] __do_softirq+0x1b5/0x7f6 [ 1761.447261][ T10] [ 1761.448921][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.448921][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1761.448921][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1761.448921][ T10] fib6_nh_init+0xa22/0x1580 [ 1761.448921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.448921][ T10] ip6_route_add+0x1c/0x140 [ 1761.448921][ T10] inet6_rtm_newroute+0x104/0x110 [ 1761.448921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.448921][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.448921][ T10] netlink_unicast+0x449/0x710 [ 1761.448921][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.448921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.448921][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.448921][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.448921][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.448921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.448921][ T10] [ 1761.450829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.450829][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.450829][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.450829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.450829][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1761.450829][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1761.450829][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1761.450829][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1761.450829][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1761.450829][ T10] addrconf_dad_begin+0x310/0x670 [ 1761.450829][ T10] addrconf_dad_work+0x10b/0xab0 [ 1761.450829][ T10] process_one_work+0x84d/0x18a0 [ 1761.450829][ T10] worker_thread+0x587/0xd30 [ 1761.450829][ T10] kthread+0x28a/0x350 [ 1761.450829][ T10] ret_from_fork+0x31/0x70 [ 1761.450829][ T10] ret_from_fork_asm+0x1a/0x30 [ 1761.450829][ T10] [ 1761.452763][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.452763][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.452763][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.452763][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.452763][ T10] ip6_route_add+0x1c/0x140 [ 1761.452763][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1761.452763][ T10] inet6_addr_add+0x4f8/0xa40 [ 1761.452763][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.452763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.452763][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.452763][ T10] netlink_unicast+0x449/0x710 [ 1761.452763][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.452763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.452763][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.452763][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.452763][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.452763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.452763][ T10] [ 1761.454786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.454786][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.454786][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.454786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.454786][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1761.454786][ T10] ipv6_add_addr+0x411/0x2000 [ 1761.454786][ T10] inet6_addr_add+0x30e/0xa40 [ 1761.454786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.454786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.454786][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.454786][ T10] netlink_unicast+0x449/0x710 [ 1761.454786][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.454786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.454786][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.454786][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.454786][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.454786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.454786][ T10] [ 1761.456839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.456839][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.456839][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.456839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.456839][ T10] ip6_route_add+0x1c/0x140 [ 1761.456839][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1761.456839][ T10] addrconf_add_dev+0xe2/0x170 [ 1761.456839][ T10] inet6_addr_add+0x12f/0xa40 [ 1761.456839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.456839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.456839][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.456839][ T10] netlink_unicast+0x449/0x710 [ 1761.456839][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.456839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.456839][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.456839][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.456839][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.456839][ T10] [ 1761.458958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.458958][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1761.458958][ T10] ipv6_find_idev+0x102/0x170 [ 1761.458958][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.458958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.458958][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.458958][ T10] netlink_unicast+0x449/0x710 [ 1761.458958][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.458958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.458958][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.458958][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.458958][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.458958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.458958][ T10] [ 1761.460765][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1761.460765][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1761.460765][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1761.460765][ T10] ipv6_find_idev+0x102/0x170 [ 1761.460765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.460765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.460765][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.460765][ T10] netlink_unicast+0x449/0x710 [ 1761.460765][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.460765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.460765][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.460765][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.460765][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.460765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.460765][ T10] [ 1761.462717][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1761.462978][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1761.462978][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.462978][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.462978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.462978][ T10] ip6_route_add+0x1c/0x140 [ 1761.462978][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1761.462978][ T10] inet6_addr_add+0x4f8/0xa40 [ 1761.462978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.462978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.462978][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.462978][ T10] netlink_unicast+0x449/0x710 [ 1761.462978][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.462978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.462978][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.462978][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.462978][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.462978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.462978][ T10] [ 1761.465282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1761.465282][ T10] netdev_get_by_index+0x5e/0x80 [ 1761.465282][ T10] fib6_nh_init+0x3d8/0x1580 [ 1761.465282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1761.465282][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1761.465282][ T10] ipv6_add_addr+0x411/0x2000 [ 1761.465282][ T10] inet6_addr_add+0x30e/0xa40 [ 1761.465282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1761.465282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.465282][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.465282][ T10] netlink_unicast+0x449/0x710 [ 1761.465282][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.465282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.465282][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.465282][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.465282][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.465282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.465282][ T10] [ 1761.467600][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1761.467600][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1761.467600][ T10] ipv6_find_idev+0x102/0x170 [ 1761.467600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.467600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.467600][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.467600][ T10] netlink_unicast+0x449/0x710 [ 1761.467600][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.467600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.467600][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.467600][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.467600][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.467600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.467600][ T10] [ 1761.469327][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1761.469327][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1761.469327][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1761.469327][ T10] ipv6_find_idev+0x102/0x170 [ 1761.469327][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1761.469327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1761.469327][ T10] netlink_rcv_skb+0x130/0x360 [ 1761.469327][ T10] netlink_unicast+0x449/0x710 [ 1761.469327][ T10] netlink_sendmsg+0x723/0xbe0 [ 1761.469327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1761.469327][ T10] ___sys_sendmsg+0xee/0x170 [ 1761.469327][ T10] __sys_sendmsg+0xcd/0x170 [ 1761.469327][ T10] do_syscall_64+0xc6/0x1e0 [ 1761.469327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1761.469327][ T10] [ 1771.710985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1771.711573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.711573][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1771.711573][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1771.711573][ T10] fib6_nh_init+0xa22/0x1580 [ 1771.711573][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.711573][ T10] ip6_route_add+0x1c/0x140 [ 1771.711573][ T10] inet6_rtm_newroute+0x104/0x110 [ 1771.711573][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.711573][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.711573][ T10] netlink_unicast+0x449/0x710 [ 1771.711573][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.711573][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.711573][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.711573][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.711573][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.711573][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.711573][ T10] [ 1771.713815][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.713815][ T10] dst_init+0x84/0x4a0 [ 1771.713815][ T10] dst_alloc+0x97/0x150 [ 1771.713815][ T10] ip6_dst_alloc+0x23/0x90 [ 1771.713815][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1771.713815][ T10] ip6_pol_route+0x56f/0x840 [ 1771.713815][ T10] fib6_rule_lookup+0x456/0x630 [ 1771.713815][ T10] ip6_route_input+0x59c/0xa50 [ 1771.713815][ T10] ipv6_rcv+0x397/0x810 [ 1771.713815][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1771.713815][ T10] process_backlog+0x101/0x620 [ 1771.713815][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1771.713815][ T10] net_rx_action+0x495/0xbe0 [ 1771.713815][ T10] __do_softirq+0x1b5/0x7f6 [ 1771.713815][ T10] [ 1771.715757][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.715757][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.715757][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.715757][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.715757][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1771.715757][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1771.715757][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1771.715757][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1771.715757][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1771.715757][ T10] addrconf_dad_begin+0x310/0x670 [ 1771.715757][ T10] addrconf_dad_work+0x10b/0xab0 [ 1771.715757][ T10] process_one_work+0x84d/0x18a0 [ 1771.715757][ T10] worker_thread+0x587/0xd30 [ 1771.715757][ T10] kthread+0x28a/0x350 [ 1771.715757][ T10] ret_from_fork+0x31/0x70 [ 1771.715757][ T10] ret_from_fork_asm+0x1a/0x30 [ 1771.715757][ T10] [ 1771.718039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.718039][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.718039][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.718039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.718039][ T10] ip6_route_add+0x1c/0x140 [ 1771.718039][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1771.718039][ T10] inet6_addr_add+0x4f8/0xa40 [ 1771.718039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.718039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.718039][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.718039][ T10] netlink_unicast+0x449/0x710 [ 1771.718039][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.718039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.718039][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.718039][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.718039][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.718039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.718039][ T10] [ 1771.720392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.720392][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.720392][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.720392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.720392][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1771.720392][ T10] ipv6_add_addr+0x411/0x2000 [ 1771.720392][ T10] inet6_addr_add+0x30e/0xa40 [ 1771.720392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.720392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.720392][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.720392][ T10] netlink_unicast+0x449/0x710 [ 1771.720392][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.720392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.720392][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.720392][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.720392][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.720392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.720392][ T10] [ 1771.722883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.722883][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.722883][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.722883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.722883][ T10] ip6_route_add+0x1c/0x140 [ 1771.722883][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1771.722883][ T10] addrconf_add_dev+0xe2/0x170 [ 1771.722883][ T10] inet6_addr_add+0x12f/0xa40 [ 1771.722883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.722883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.722883][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.722883][ T10] netlink_unicast+0x449/0x710 [ 1771.722883][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.722883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.722883][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.722883][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.722883][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.722883][ T10] [ 1771.725184][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.725184][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1771.725184][ T10] ipv6_find_idev+0x102/0x170 [ 1771.725184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.725184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.725184][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.725184][ T10] netlink_unicast+0x449/0x710 [ 1771.725184][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.725184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.725184][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.725184][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.725184][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.725184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.725184][ T10] [ 1771.726998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1771.726998][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1771.726998][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1771.726998][ T10] ipv6_find_idev+0x102/0x170 [ 1771.726998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.726998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.726998][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.726998][ T10] netlink_unicast+0x449/0x710 [ 1771.726998][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.726998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.726998][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.726998][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.726998][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.726998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.726998][ T10] [ 1771.729501][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1771.729840][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1771.729840][ T10] dst_init+0x84/0x4a0 [ 1771.729840][ T10] dst_alloc+0x97/0x150 [ 1771.729840][ T10] ip6_dst_alloc+0x23/0x90 [ 1771.729840][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1771.729840][ T10] ip6_pol_route+0x56f/0x840 [ 1771.729840][ T10] fib6_rule_lookup+0x456/0x630 [ 1771.729840][ T10] ip6_route_input+0x59c/0xa50 [ 1771.729840][ T10] ipv6_rcv+0x397/0x810 [ 1771.729840][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1771.729840][ T10] process_backlog+0x101/0x620 [ 1771.729840][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1771.729840][ T10] net_rx_action+0x495/0xbe0 [ 1771.729840][ T10] __do_softirq+0x1b5/0x7f6 [ 1771.729840][ T10] [ 1771.731789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.731789][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1771.731789][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1771.731789][ T10] fib6_nh_init+0xa22/0x1580 [ 1771.731789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.731789][ T10] ip6_route_add+0x1c/0x140 [ 1771.731789][ T10] inet6_rtm_newroute+0x104/0x110 [ 1771.731789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.731789][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.731789][ T10] netlink_unicast+0x449/0x710 [ 1771.731789][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.731789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.731789][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.731789][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.731789][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.731789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.731789][ T10] [ 1771.734015][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.734015][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.734015][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.734015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.734015][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1771.734015][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1771.734015][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1771.734015][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1771.734015][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1771.734015][ T10] addrconf_dad_begin+0x310/0x670 [ 1771.734015][ T10] addrconf_dad_work+0x10b/0xab0 [ 1771.734015][ T10] process_one_work+0x84d/0x18a0 [ 1771.734015][ T10] worker_thread+0x587/0xd30 [ 1771.734015][ T10] kthread+0x28a/0x350 [ 1771.734015][ T10] ret_from_fork+0x31/0x70 [ 1771.734015][ T10] ret_from_fork_asm+0x1a/0x30 [ 1771.734015][ T10] [ 1771.736285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.736285][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.736285][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.736285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.736285][ T10] ip6_route_add+0x1c/0x140 [ 1771.736285][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1771.736285][ T10] inet6_addr_add+0x4f8/0xa40 [ 1771.736285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.736285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.736285][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.736285][ T10] netlink_unicast+0x449/0x710 [ 1771.736285][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.736285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.736285][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.736285][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.736285][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.736285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.736285][ T10] [ 1771.738658][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.738658][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.738658][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.738658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.738658][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1771.738658][ T10] ipv6_add_addr+0x411/0x2000 [ 1771.738658][ T10] inet6_addr_add+0x30e/0xa40 [ 1771.738658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.738658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.738658][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.738658][ T10] netlink_unicast+0x449/0x710 [ 1771.738658][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.738658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.738658][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.738658][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.738658][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.738658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.738658][ T10] [ 1771.741055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.741055][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.741055][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.741055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.741055][ T10] ip6_route_add+0x1c/0x140 [ 1771.741055][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1771.741055][ T10] addrconf_add_dev+0xe2/0x170 [ 1771.741055][ T10] inet6_addr_add+0x12f/0xa40 [ 1771.741055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.741055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.741055][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.741055][ T10] netlink_unicast+0x449/0x710 [ 1771.741055][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.741055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.741055][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.741055][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.741055][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.741055][ T10] [ 1771.743524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.743524][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1771.743524][ T10] ipv6_find_idev+0x102/0x170 [ 1771.743524][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.743524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.743524][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.743524][ T10] netlink_unicast+0x449/0x710 [ 1771.743524][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.743524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.743524][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.743524][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.743524][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.743524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.743524][ T10] [ 1771.745532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1771.745532][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1771.745532][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1771.745532][ T10] ipv6_find_idev+0x102/0x170 [ 1771.745532][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.745532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.745532][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.745532][ T10] netlink_unicast+0x449/0x710 [ 1771.745532][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.745532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.745532][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.745532][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.745532][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.745532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.745532][ T10] [ 1771.747911][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1771.748196][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1771.748196][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.748196][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.748196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.748196][ T10] ip6_route_add+0x1c/0x140 [ 1771.748196][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1771.748196][ T10] inet6_addr_add+0x4f8/0xa40 [ 1771.748196][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.748196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.748196][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.748196][ T10] netlink_unicast+0x449/0x710 [ 1771.748196][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.748196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.748196][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.748196][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.748196][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.748196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.748196][ T10] [ 1771.750834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1771.750834][ T10] netdev_get_by_index+0x5e/0x80 [ 1771.750834][ T10] fib6_nh_init+0x3d8/0x1580 [ 1771.750834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1771.750834][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1771.750834][ T10] ipv6_add_addr+0x411/0x2000 [ 1771.750834][ T10] inet6_addr_add+0x30e/0xa40 [ 1771.750834][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1771.750834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.750834][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.750834][ T10] netlink_unicast+0x449/0x710 [ 1771.750834][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.750834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.750834][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.750834][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.750834][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.750834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.750834][ T10] [ 1771.753463][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1771.753463][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1771.753463][ T10] ipv6_find_idev+0x102/0x170 [ 1771.753463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.753463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.753463][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.753463][ T10] netlink_unicast+0x449/0x710 [ 1771.753463][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.753463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.753463][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.753463][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.753463][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.753463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.753463][ T10] [ 1771.755470][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1771.755470][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1771.755470][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1771.755470][ T10] ipv6_find_idev+0x102/0x170 [ 1771.755470][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1771.755470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1771.755470][ T10] netlink_rcv_skb+0x130/0x360 [ 1771.755470][ T10] netlink_unicast+0x449/0x710 [ 1771.755470][ T10] netlink_sendmsg+0x723/0xbe0 [ 1771.755470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1771.755470][ T10] ___sys_sendmsg+0xee/0x170 [ 1771.755470][ T10] __sys_sendmsg+0xcd/0x170 [ 1771.755470][ T10] do_syscall_64+0xc6/0x1e0 [ 1771.755470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1771.755470][ T10] [ 1782.006946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1782.007389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.007389][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1782.007389][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1782.007389][ T10] fib6_nh_init+0xa22/0x1580 [ 1782.007389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.007389][ T10] ip6_route_add+0x1c/0x140 [ 1782.007389][ T10] inet6_rtm_newroute+0x104/0x110 [ 1782.007389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.007389][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.007389][ T10] netlink_unicast+0x449/0x710 [ 1782.007389][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.007389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.007389][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.007389][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.007389][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.007389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.007389][ T10] [ 1782.009402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.009402][ T10] dst_init+0x84/0x4a0 [ 1782.009402][ T10] dst_alloc+0x97/0x150 [ 1782.009402][ T10] ip6_dst_alloc+0x23/0x90 [ 1782.009402][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1782.009402][ T10] ip6_pol_route+0x56f/0x840 [ 1782.009402][ T10] fib6_rule_lookup+0x456/0x630 [ 1782.009402][ T10] ip6_route_input+0x59c/0xa50 [ 1782.009402][ T10] ipv6_rcv+0x397/0x810 [ 1782.009402][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1782.009402][ T10] process_backlog+0x101/0x620 [ 1782.009402][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1782.009402][ T10] net_rx_action+0x495/0xbe0 [ 1782.009402][ T10] __do_softirq+0x1b5/0x7f6 [ 1782.009402][ T10] [ 1782.011166][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.011166][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.011166][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.011166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.011166][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1782.011166][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1782.011166][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1782.011166][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1782.011166][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1782.011166][ T10] addrconf_dad_begin+0x310/0x670 [ 1782.011166][ T10] addrconf_dad_work+0x10b/0xab0 [ 1782.011166][ T10] process_one_work+0x84d/0x18a0 [ 1782.011166][ T10] worker_thread+0x587/0xd30 [ 1782.011166][ T10] kthread+0x28a/0x350 [ 1782.011166][ T10] ret_from_fork+0x31/0x70 [ 1782.011166][ T10] ret_from_fork_asm+0x1a/0x30 [ 1782.011166][ T10] [ 1782.013192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.013192][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.013192][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.013192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.013192][ T10] ip6_route_add+0x1c/0x140 [ 1782.013192][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1782.013192][ T10] inet6_addr_add+0x4f8/0xa40 [ 1782.013192][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.013192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.013192][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.013192][ T10] netlink_unicast+0x449/0x710 [ 1782.013192][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.013192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.013192][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.013192][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.013192][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.013192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.013192][ T10] [ 1782.015365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.015365][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.015365][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.015365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.015365][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1782.015365][ T10] ipv6_add_addr+0x411/0x2000 [ 1782.015365][ T10] inet6_addr_add+0x30e/0xa40 [ 1782.015365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.015365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.015365][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.015365][ T10] netlink_unicast+0x449/0x710 [ 1782.015365][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.015365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.015365][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.015365][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.015365][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.015365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.015365][ T10] [ 1782.017512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.017512][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.017512][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.017512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.017512][ T10] ip6_route_add+0x1c/0x140 [ 1782.017512][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1782.017512][ T10] addrconf_add_dev+0xe2/0x170 [ 1782.017512][ T10] inet6_addr_add+0x12f/0xa40 [ 1782.017512][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.017512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.017512][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.017512][ T10] netlink_unicast+0x449/0x710 [ 1782.017512][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.017512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.017512][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.017512][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.017512][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.017512][ T10] [ 1782.019626][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.019626][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1782.019626][ T10] ipv6_find_idev+0x102/0x170 [ 1782.019626][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.019626][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.019626][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.019626][ T10] netlink_unicast+0x449/0x710 [ 1782.019626][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.019626][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.019626][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.019626][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.019626][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.019626][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.019626][ T10] [ 1782.021291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1782.021291][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1782.021291][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1782.021291][ T10] ipv6_find_idev+0x102/0x170 [ 1782.021291][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.021291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.021291][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.021291][ T10] netlink_unicast+0x449/0x710 [ 1782.021291][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.021291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.021291][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.021291][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.021291][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.021291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.021291][ T10] [ 1782.023113][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1782.023402][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1782.023402][ T10] dst_init+0x84/0x4a0 [ 1782.023402][ T10] dst_alloc+0x97/0x150 [ 1782.023402][ T10] ip6_dst_alloc+0x23/0x90 [ 1782.023402][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1782.023402][ T10] ip6_pol_route+0x56f/0x840 [ 1782.023402][ T10] fib6_rule_lookup+0x456/0x630 [ 1782.023402][ T10] ip6_route_input+0x59c/0xa50 [ 1782.023402][ T10] ipv6_rcv+0x397/0x810 [ 1782.023402][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1782.023402][ T10] process_backlog+0x101/0x620 [ 1782.023402][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1782.023402][ T10] net_rx_action+0x495/0xbe0 [ 1782.023402][ T10] __do_softirq+0x1b5/0x7f6 [ 1782.023402][ T10] [ 1782.025115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.025115][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1782.025115][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1782.025115][ T10] fib6_nh_init+0xa22/0x1580 [ 1782.025115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.025115][ T10] ip6_route_add+0x1c/0x140 [ 1782.025115][ T10] inet6_rtm_newroute+0x104/0x110 [ 1782.025115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.025115][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.025115][ T10] netlink_unicast+0x449/0x710 [ 1782.025115][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.025115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.025115][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.025115][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.025115][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.025115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.025115][ T10] [ 1782.027079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.027079][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.027079][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.027079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.027079][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1782.027079][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1782.027079][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1782.027079][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1782.027079][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1782.027079][ T10] addrconf_dad_begin+0x310/0x670 [ 1782.027079][ T10] addrconf_dad_work+0x10b/0xab0 [ 1782.027079][ T10] process_one_work+0x84d/0x18a0 [ 1782.027079][ T10] worker_thread+0x587/0xd30 [ 1782.027079][ T10] kthread+0x28a/0x350 [ 1782.027079][ T10] ret_from_fork+0x31/0x70 [ 1782.027079][ T10] ret_from_fork_asm+0x1a/0x30 [ 1782.027079][ T10] [ 1782.029108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.029108][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.029108][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.029108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.029108][ T10] ip6_route_add+0x1c/0x140 [ 1782.029108][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1782.029108][ T10] inet6_addr_add+0x4f8/0xa40 [ 1782.029108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.029108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.029108][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.029108][ T10] netlink_unicast+0x449/0x710 [ 1782.029108][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.029108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.029108][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.029108][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.029108][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.029108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.029108][ T10] [ 1782.031182][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.031182][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.031182][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.031182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.031182][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1782.031182][ T10] ipv6_add_addr+0x411/0x2000 [ 1782.031182][ T10] inet6_addr_add+0x30e/0xa40 [ 1782.031182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.031182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.031182][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.031182][ T10] netlink_unicast+0x449/0x710 [ 1782.031182][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.031182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.031182][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.031182][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.031182][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.031182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.031182][ T10] [ 1782.033263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.033263][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.033263][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.033263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.033263][ T10] ip6_route_add+0x1c/0x140 [ 1782.033263][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1782.033263][ T10] addrconf_add_dev+0xe2/0x170 [ 1782.033263][ T10] inet6_addr_add+0x12f/0xa40 [ 1782.033263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.033263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.033263][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.033263][ T10] netlink_unicast+0x449/0x710 [ 1782.033263][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.033263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.033263][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.033263][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.033263][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.033263][ T10] [ 1782.035395][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.035395][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1782.035395][ T10] ipv6_find_idev+0x102/0x170 [ 1782.035395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.035395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.035395][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.035395][ T10] netlink_unicast+0x449/0x710 [ 1782.035395][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.035395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.035395][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.035395][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.035395][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.035395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.035395][ T10] [ 1782.037232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1782.037232][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1782.037232][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1782.037232][ T10] ipv6_find_idev+0x102/0x170 [ 1782.037232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.037232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.037232][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.037232][ T10] netlink_unicast+0x449/0x710 [ 1782.037232][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.037232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.037232][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.037232][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.037232][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.037232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.037232][ T10] [ 1782.039216][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1782.039470][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1782.039470][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.039470][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.039470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.039470][ T10] ip6_route_add+0x1c/0x140 [ 1782.039470][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1782.039470][ T10] inet6_addr_add+0x4f8/0xa40 [ 1782.039470][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.039470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.039470][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.039470][ T10] netlink_unicast+0x449/0x710 [ 1782.039470][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.039470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.039470][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.039470][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.039470][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.039470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.039470][ T10] [ 1782.041778][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1782.041778][ T10] netdev_get_by_index+0x5e/0x80 [ 1782.041778][ T10] fib6_nh_init+0x3d8/0x1580 [ 1782.041778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1782.041778][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1782.041778][ T10] ipv6_add_addr+0x411/0x2000 [ 1782.041778][ T10] inet6_addr_add+0x30e/0xa40 [ 1782.041778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1782.041778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.041778][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.041778][ T10] netlink_unicast+0x449/0x710 [ 1782.041778][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.041778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.041778][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.041778][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.041778][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.041778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.041778][ T10] [ 1782.044058][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1782.044058][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1782.044058][ T10] ipv6_find_idev+0x102/0x170 [ 1782.044058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.044058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.044058][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.044058][ T10] netlink_unicast+0x449/0x710 [ 1782.044058][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.044058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.044058][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.044058][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.044058][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.044058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.044058][ T10] [ 1782.045767][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1782.045767][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1782.045767][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1782.045767][ T10] ipv6_find_idev+0x102/0x170 [ 1782.045767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1782.045767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1782.045767][ T10] netlink_rcv_skb+0x130/0x360 [ 1782.045767][ T10] netlink_unicast+0x449/0x710 [ 1782.045767][ T10] netlink_sendmsg+0x723/0xbe0 [ 1782.045767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1782.045767][ T10] ___sys_sendmsg+0xee/0x170 [ 1782.045767][ T10] __sys_sendmsg+0xcd/0x170 [ 1782.045767][ T10] do_syscall_64+0xc6/0x1e0 [ 1782.045767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1782.045767][ T10] [ 1792.150935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1792.151360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.151360][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1792.151360][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1792.151360][ T10] fib6_nh_init+0xa22/0x1580 [ 1792.151360][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.151360][ T10] ip6_route_add+0x1c/0x140 [ 1792.151360][ T10] inet6_rtm_newroute+0x104/0x110 [ 1792.151360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.151360][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.151360][ T10] netlink_unicast+0x449/0x710 [ 1792.151360][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.151360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.151360][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.151360][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.151360][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.151360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.151360][ T10] [ 1792.153469][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.153469][ T10] dst_init+0x84/0x4a0 [ 1792.153469][ T10] dst_alloc+0x97/0x150 [ 1792.153469][ T10] ip6_dst_alloc+0x23/0x90 [ 1792.153469][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1792.153469][ T10] ip6_pol_route+0x56f/0x840 [ 1792.153469][ T10] fib6_rule_lookup+0x456/0x630 [ 1792.153469][ T10] ip6_route_input+0x59c/0xa50 [ 1792.153469][ T10] ipv6_rcv+0x397/0x810 [ 1792.153469][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1792.153469][ T10] process_backlog+0x101/0x620 [ 1792.153469][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1792.153469][ T10] net_rx_action+0x495/0xbe0 [ 1792.153469][ T10] __do_softirq+0x1b5/0x7f6 [ 1792.153469][ T10] [ 1792.155208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.155208][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.155208][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.155208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.155208][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1792.155208][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1792.155208][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1792.155208][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1792.155208][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1792.155208][ T10] addrconf_dad_begin+0x310/0x670 [ 1792.155208][ T10] addrconf_dad_work+0x10b/0xab0 [ 1792.155208][ T10] process_one_work+0x84d/0x18a0 [ 1792.155208][ T10] worker_thread+0x587/0xd30 [ 1792.155208][ T10] kthread+0x28a/0x350 [ 1792.155208][ T10] ret_from_fork+0x31/0x70 [ 1792.155208][ T10] ret_from_fork_asm+0x1a/0x30 [ 1792.155208][ T10] [ 1792.157230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.157230][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.157230][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.157230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.157230][ T10] ip6_route_add+0x1c/0x140 [ 1792.157230][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1792.157230][ T10] inet6_addr_add+0x4f8/0xa40 [ 1792.157230][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.157230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.157230][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.157230][ T10] netlink_unicast+0x449/0x710 [ 1792.157230][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.157230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.157230][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.157230][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.157230][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.157230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.157230][ T10] [ 1792.159402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.159402][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.159402][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.159402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.159402][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1792.159402][ T10] ipv6_add_addr+0x411/0x2000 [ 1792.159402][ T10] inet6_addr_add+0x30e/0xa40 [ 1792.159402][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.159402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.159402][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.159402][ T10] netlink_unicast+0x449/0x710 [ 1792.159402][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.159402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.159402][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.159402][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.159402][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.159402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.159402][ T10] [ 1792.161601][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.161601][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.161601][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.161601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.161601][ T10] ip6_route_add+0x1c/0x140 [ 1792.161601][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1792.161601][ T10] addrconf_add_dev+0xe2/0x170 [ 1792.161601][ T10] inet6_addr_add+0x12f/0xa40 [ 1792.161601][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.161601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.161601][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.161601][ T10] netlink_unicast+0x449/0x710 [ 1792.161601][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.161601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.161601][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.161601][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.161601][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.161601][ T10] [ 1792.163613][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.163613][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1792.163613][ T10] ipv6_find_idev+0x102/0x170 [ 1792.163613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.163613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.163613][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.163613][ T10] netlink_unicast+0x449/0x710 [ 1792.163613][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.163613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.163613][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.163613][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.163613][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.163613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.163613][ T10] [ 1792.165203][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1792.165203][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1792.165203][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1792.165203][ T10] ipv6_find_idev+0x102/0x170 [ 1792.165203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.165203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.165203][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.165203][ T10] netlink_unicast+0x449/0x710 [ 1792.165203][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.165203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.165203][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.165203][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.165203][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.165203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.165203][ T10] [ 1792.167067][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1792.167371][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1792.167371][ T10] dst_init+0x84/0x4a0 [ 1792.167371][ T10] dst_alloc+0x97/0x150 [ 1792.167371][ T10] ip6_dst_alloc+0x23/0x90 [ 1792.167371][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1792.167371][ T10] ip6_pol_route+0x56f/0x840 [ 1792.167371][ T10] fib6_rule_lookup+0x456/0x630 [ 1792.167371][ T10] ip6_route_input+0x59c/0xa50 [ 1792.167371][ T10] ipv6_rcv+0x397/0x810 [ 1792.167371][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1792.167371][ T10] process_backlog+0x101/0x620 [ 1792.167371][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1792.167371][ T10] net_rx_action+0x495/0xbe0 [ 1792.167371][ T10] __do_softirq+0x1b5/0x7f6 [ 1792.167371][ T10] [ 1792.169093][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.169093][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1792.169093][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1792.169093][ T10] fib6_nh_init+0xa22/0x1580 [ 1792.169093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.169093][ T10] ip6_route_add+0x1c/0x140 [ 1792.169093][ T10] inet6_rtm_newroute+0x104/0x110 [ 1792.169093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.169093][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.169093][ T10] netlink_unicast+0x449/0x710 [ 1792.169093][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.169093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.169093][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.169093][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.169093][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.169093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.169093][ T10] [ 1792.171039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.171039][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.171039][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.171039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.171039][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1792.171039][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1792.171039][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1792.171039][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1792.171039][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1792.171039][ T10] addrconf_dad_begin+0x310/0x670 [ 1792.171039][ T10] addrconf_dad_work+0x10b/0xab0 [ 1792.171039][ T10] process_one_work+0x84d/0x18a0 [ 1792.171039][ T10] worker_thread+0x587/0xd30 [ 1792.171039][ T10] kthread+0x28a/0x350 [ 1792.171039][ T10] ret_from_fork+0x31/0x70 [ 1792.171039][ T10] ret_from_fork_asm+0x1a/0x30 [ 1792.171039][ T10] [ 1792.173152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.173152][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.173152][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.173152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.173152][ T10] ip6_route_add+0x1c/0x140 [ 1792.173152][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1792.173152][ T10] inet6_addr_add+0x4f8/0xa40 [ 1792.173152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.173152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.173152][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.173152][ T10] netlink_unicast+0x449/0x710 [ 1792.173152][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.173152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.173152][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.173152][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.173152][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.173152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.173152][ T10] [ 1792.175349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.175349][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.175349][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.175349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.175349][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1792.175349][ T10] ipv6_add_addr+0x411/0x2000 [ 1792.175349][ T10] inet6_addr_add+0x30e/0xa40 [ 1792.175349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.175349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.175349][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.175349][ T10] netlink_unicast+0x449/0x710 [ 1792.175349][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.175349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.175349][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.175349][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.175349][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.175349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.175349][ T10] [ 1792.177558][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.177558][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.177558][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.177558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.177558][ T10] ip6_route_add+0x1c/0x140 [ 1792.177558][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1792.177558][ T10] addrconf_add_dev+0xe2/0x170 [ 1792.177558][ T10] inet6_addr_add+0x12f/0xa40 [ 1792.177558][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.177558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.177558][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.177558][ T10] netlink_unicast+0x449/0x710 [ 1792.177558][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.177558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.177558][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.177558][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.177558][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.177558][ T10] [ 1792.179786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.179786][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1792.179786][ T10] ipv6_find_idev+0x102/0x170 [ 1792.179786][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.179786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.179786][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.179786][ T10] netlink_unicast+0x449/0x710 [ 1792.179786][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.179786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.179786][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.179786][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.179786][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.179786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.179786][ T10] [ 1792.181612][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1792.181612][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1792.181612][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1792.181612][ T10] ipv6_find_idev+0x102/0x170 [ 1792.181612][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.181612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.181612][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.181612][ T10] netlink_unicast+0x449/0x710 [ 1792.181612][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.181612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.181612][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.181612][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.181612][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.181612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.181612][ T10] [ 1792.183644][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1792.183912][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1792.183912][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.183912][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.183912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.183912][ T10] ip6_route_add+0x1c/0x140 [ 1792.183912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1792.183912][ T10] inet6_addr_add+0x4f8/0xa40 [ 1792.183912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.183912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.183912][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.183912][ T10] netlink_unicast+0x449/0x710 [ 1792.183912][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.183912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.183912][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.183912][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.183912][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.183912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.183912][ T10] [ 1792.186221][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1792.186221][ T10] netdev_get_by_index+0x5e/0x80 [ 1792.186221][ T10] fib6_nh_init+0x3d8/0x1580 [ 1792.186221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1792.186221][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1792.186221][ T10] ipv6_add_addr+0x411/0x2000 [ 1792.186221][ T10] inet6_addr_add+0x30e/0xa40 [ 1792.186221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1792.186221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.186221][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.186221][ T10] netlink_unicast+0x449/0x710 [ 1792.186221][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.186221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.186221][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.186221][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.186221][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.186221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.186221][ T10] [ 1792.188578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1792.188578][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1792.188578][ T10] ipv6_find_idev+0x102/0x170 [ 1792.188578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.188578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.188578][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.188578][ T10] netlink_unicast+0x449/0x710 [ 1792.188578][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.188578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.188578][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.188578][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.188578][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.188578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.188578][ T10] [ 1792.190396][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1792.190396][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1792.190396][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1792.190396][ T10] ipv6_find_idev+0x102/0x170 [ 1792.190396][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1792.190396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1792.190396][ T10] netlink_rcv_skb+0x130/0x360 [ 1792.190396][ T10] netlink_unicast+0x449/0x710 [ 1792.190396][ T10] netlink_sendmsg+0x723/0xbe0 [ 1792.190396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1792.190396][ T10] ___sys_sendmsg+0xee/0x170 [ 1792.190396][ T10] __sys_sendmsg+0xcd/0x170 [ 1792.190396][ T10] do_syscall_64+0xc6/0x1e0 [ 1792.190396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1792.190396][ T10] [ 1802.431145][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1802.431930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.431930][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1802.431930][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1802.431930][ T10] fib6_nh_init+0xa22/0x1580 [ 1802.431930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.431930][ T10] ip6_route_add+0x1c/0x140 [ 1802.431930][ T10] inet6_rtm_newroute+0x104/0x110 [ 1802.431930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.431930][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.431930][ T10] netlink_unicast+0x449/0x710 [ 1802.431930][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.431930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.431930][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.431930][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.431930][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.431930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.431930][ T10] [ 1802.435433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.435433][ T10] dst_init+0x84/0x4a0 [ 1802.435433][ T10] dst_alloc+0x97/0x150 [ 1802.435433][ T10] ip6_dst_alloc+0x23/0x90 [ 1802.435433][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1802.435433][ T10] ip6_pol_route+0x56f/0x840 [ 1802.435433][ T10] fib6_rule_lookup+0x456/0x630 [ 1802.435433][ T10] ip6_route_input+0x59c/0xa50 [ 1802.435433][ T10] ipv6_rcv+0x397/0x810 [ 1802.435433][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1802.435433][ T10] process_backlog+0x101/0x620 [ 1802.435433][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1802.435433][ T10] net_rx_action+0x495/0xbe0 [ 1802.435433][ T10] __do_softirq+0x1b5/0x7f6 [ 1802.435433][ T10] [ 1802.438456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.438456][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.438456][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.438456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.438456][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1802.438456][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1802.438456][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1802.438456][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1802.438456][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1802.438456][ T10] addrconf_dad_begin+0x310/0x670 [ 1802.438456][ T10] addrconf_dad_work+0x10b/0xab0 [ 1802.438456][ T10] process_one_work+0x84d/0x18a0 [ 1802.438456][ T10] worker_thread+0x587/0xd30 [ 1802.438456][ T10] kthread+0x28a/0x350 [ 1802.438456][ T10] ret_from_fork+0x31/0x70 [ 1802.438456][ T10] ret_from_fork_asm+0x1a/0x30 [ 1802.438456][ T10] [ 1802.441653][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.441653][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.441653][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.441653][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.441653][ T10] ip6_route_add+0x1c/0x140 [ 1802.441653][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1802.441653][ T10] inet6_addr_add+0x4f8/0xa40 [ 1802.441653][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.441653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.441653][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.441653][ T10] netlink_unicast+0x449/0x710 [ 1802.441653][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.441653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.441653][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.441653][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.441653][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.441653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.441653][ T10] [ 1802.445037][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.445037][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.445037][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.445037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.445037][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1802.445037][ T10] ipv6_add_addr+0x411/0x2000 [ 1802.445037][ T10] inet6_addr_add+0x30e/0xa40 [ 1802.445037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.445037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.445037][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.445037][ T10] netlink_unicast+0x449/0x710 [ 1802.445037][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.445037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.445037][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.445037][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.445037][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.445037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.445037][ T10] [ 1802.448464][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.448464][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.448464][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.448464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.448464][ T10] ip6_route_add+0x1c/0x140 [ 1802.448464][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1802.448464][ T10] addrconf_add_dev+0xe2/0x170 [ 1802.448464][ T10] inet6_addr_add+0x12f/0xa40 [ 1802.448464][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.448464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.448464][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.448464][ T10] netlink_unicast+0x449/0x710 [ 1802.448464][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.448464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.448464][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.448464][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.448464][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.448464][ T10] [ 1802.451949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.451949][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1802.451949][ T10] ipv6_find_idev+0x102/0x170 [ 1802.451949][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.451949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.451949][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.451949][ T10] netlink_unicast+0x449/0x710 [ 1802.451949][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.451949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.451949][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.451949][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.451949][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.451949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.451949][ T10] [ 1802.454627][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1802.454627][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1802.454627][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1802.454627][ T10] ipv6_find_idev+0x102/0x170 [ 1802.454627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.454627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.454627][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.454627][ T10] netlink_unicast+0x449/0x710 [ 1802.454627][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.454627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.454627][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.454627][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.454627][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.454627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.454627][ T10] [ 1802.457693][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1802.458221][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1802.458221][ T10] dst_init+0x84/0x4a0 [ 1802.458221][ T10] dst_alloc+0x97/0x150 [ 1802.458221][ T10] ip6_dst_alloc+0x23/0x90 [ 1802.458221][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1802.458221][ T10] ip6_pol_route+0x56f/0x840 [ 1802.458221][ T10] fib6_rule_lookup+0x456/0x630 [ 1802.458221][ T10] ip6_route_input+0x59c/0xa50 [ 1802.458221][ T10] ipv6_rcv+0x397/0x810 [ 1802.458221][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1802.458221][ T10] process_backlog+0x101/0x620 [ 1802.458221][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1802.458221][ T10] net_rx_action+0x495/0xbe0 [ 1802.458221][ T10] __do_softirq+0x1b5/0x7f6 [ 1802.458221][ T10] [ 1802.461150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.461150][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1802.461150][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1802.461150][ T10] fib6_nh_init+0xa22/0x1580 [ 1802.461150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.461150][ T10] ip6_route_add+0x1c/0x140 [ 1802.461150][ T10] inet6_rtm_newroute+0x104/0x110 [ 1802.461150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.461150][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.461150][ T10] netlink_unicast+0x449/0x710 [ 1802.461150][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.461150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.461150][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.461150][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.461150][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.461150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.461150][ T10] [ 1802.464712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.464712][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.464712][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.464712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.464712][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1802.464712][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1802.464712][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1802.464712][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1802.464712][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1802.464712][ T10] addrconf_dad_begin+0x310/0x670 [ 1802.464712][ T10] addrconf_dad_work+0x10b/0xab0 [ 1802.464712][ T10] process_one_work+0x84d/0x18a0 [ 1802.464712][ T10] worker_thread+0x587/0xd30 [ 1802.464712][ T10] kthread+0x28a/0x350 [ 1802.464712][ T10] ret_from_fork+0x31/0x70 [ 1802.464712][ T10] ret_from_fork_asm+0x1a/0x30 [ 1802.464712][ T10] [ 1802.468371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.468371][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.468371][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.468371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.468371][ T10] ip6_route_add+0x1c/0x140 [ 1802.468371][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1802.468371][ T10] inet6_addr_add+0x4f8/0xa40 [ 1802.468371][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.468371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.468371][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.468371][ T10] netlink_unicast+0x449/0x710 [ 1802.468371][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.468371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.468371][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.468371][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.468371][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.468371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.468371][ T10] [ 1802.471759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.471759][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.471759][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.471759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.471759][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1802.471759][ T10] ipv6_add_addr+0x411/0x2000 [ 1802.471759][ T10] inet6_addr_add+0x30e/0xa40 [ 1802.471759][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.471759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.471759][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.471759][ T10] netlink_unicast+0x449/0x710 [ 1802.471759][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.471759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.471759][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.471759][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.471759][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.471759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.471759][ T10] [ 1802.475187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.475187][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.475187][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.475187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.475187][ T10] ip6_route_add+0x1c/0x140 [ 1802.475187][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1802.475187][ T10] addrconf_add_dev+0xe2/0x170 [ 1802.475187][ T10] inet6_addr_add+0x12f/0xa40 [ 1802.475187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.475187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.475187][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.475187][ T10] netlink_unicast+0x449/0x710 [ 1802.475187][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.475187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.475187][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.475187][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.475187][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.475187][ T10] [ 1802.478801][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.478801][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1802.478801][ T10] ipv6_find_idev+0x102/0x170 [ 1802.478801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.478801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.478801][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.478801][ T10] netlink_unicast+0x449/0x710 [ 1802.478801][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.478801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.478801][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.478801][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.478801][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.478801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.478801][ T10] [ 1802.481861][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1802.481861][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1802.481861][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1802.481861][ T10] ipv6_find_idev+0x102/0x170 [ 1802.481861][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.481861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.481861][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.481861][ T10] netlink_unicast+0x449/0x710 [ 1802.481861][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.481861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.481861][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.481861][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.481861][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.481861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.481861][ T10] [ 1802.485331][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1802.485751][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1802.485751][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.485751][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.485751][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.485751][ T10] ip6_route_add+0x1c/0x140 [ 1802.485751][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1802.485751][ T10] inet6_addr_add+0x4f8/0xa40 [ 1802.485751][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.485751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.485751][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.485751][ T10] netlink_unicast+0x449/0x710 [ 1802.485751][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.485751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.485751][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.485751][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.485751][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.485751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.485751][ T10] [ 1802.489688][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1802.489688][ T10] netdev_get_by_index+0x5e/0x80 [ 1802.489688][ T10] fib6_nh_init+0x3d8/0x1580 [ 1802.489688][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1802.489688][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1802.489688][ T10] ipv6_add_addr+0x411/0x2000 [ 1802.489688][ T10] inet6_addr_add+0x30e/0xa40 [ 1802.489688][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1802.489688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.489688][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.489688][ T10] netlink_unicast+0x449/0x710 [ 1802.489688][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.489688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.489688][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.489688][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.489688][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.489688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.489688][ T10] [ 1802.493824][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1802.493824][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1802.493824][ T10] ipv6_find_idev+0x102/0x170 [ 1802.493824][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.493824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.493824][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.493824][ T10] netlink_unicast+0x449/0x710 [ 1802.493824][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.493824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.493824][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.493824][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.493824][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.493824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.493824][ T10] [ 1802.497160][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1802.497160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1802.497160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1802.497160][ T10] ipv6_find_idev+0x102/0x170 [ 1802.497160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1802.497160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1802.497160][ T10] netlink_rcv_skb+0x130/0x360 [ 1802.497160][ T10] netlink_unicast+0x449/0x710 [ 1802.497160][ T10] netlink_sendmsg+0x723/0xbe0 [ 1802.497160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1802.497160][ T10] ___sys_sendmsg+0xee/0x170 [ 1802.497160][ T10] __sys_sendmsg+0xcd/0x170 [ 1802.497160][ T10] do_syscall_64+0xc6/0x1e0 [ 1802.497160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1802.497160][ T10] [ 1812.742923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1812.743575][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.743575][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1812.743575][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1812.743575][ T10] fib6_nh_init+0xa22/0x1580 [ 1812.743575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.743575][ T10] ip6_route_add+0x1c/0x140 [ 1812.743575][ T10] inet6_rtm_newroute+0x104/0x110 [ 1812.743575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.743575][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.743575][ T10] netlink_unicast+0x449/0x710 [ 1812.743575][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.743575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.743575][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.743575][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.743575][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.743575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.743575][ T10] [ 1812.745976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.745976][ T10] dst_init+0x84/0x4a0 [ 1812.745976][ T10] dst_alloc+0x97/0x150 [ 1812.745976][ T10] ip6_dst_alloc+0x23/0x90 [ 1812.745976][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1812.745976][ T10] ip6_pol_route+0x56f/0x840 [ 1812.745976][ T10] fib6_rule_lookup+0x456/0x630 [ 1812.745976][ T10] ip6_route_input+0x59c/0xa50 [ 1812.745976][ T10] ipv6_rcv+0x397/0x810 [ 1812.745976][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1812.745976][ T10] process_backlog+0x101/0x620 [ 1812.745976][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1812.745976][ T10] net_rx_action+0x495/0xbe0 [ 1812.745976][ T10] __do_softirq+0x1b5/0x7f6 [ 1812.745976][ T10] [ 1812.748069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.748069][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.748069][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.748069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.748069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1812.748069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1812.748069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1812.748069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1812.748069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1812.748069][ T10] addrconf_dad_begin+0x310/0x670 [ 1812.748069][ T10] addrconf_dad_work+0x10b/0xab0 [ 1812.748069][ T10] process_one_work+0x84d/0x18a0 [ 1812.748069][ T10] worker_thread+0x587/0xd30 [ 1812.748069][ T10] kthread+0x28a/0x350 [ 1812.748069][ T10] ret_from_fork+0x31/0x70 [ 1812.748069][ T10] ret_from_fork_asm+0x1a/0x30 [ 1812.748069][ T10] [ 1812.750520][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.750520][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.750520][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.750520][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.750520][ T10] ip6_route_add+0x1c/0x140 [ 1812.750520][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1812.750520][ T10] inet6_addr_add+0x4f8/0xa40 [ 1812.750520][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.750520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.750520][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.750520][ T10] netlink_unicast+0x449/0x710 [ 1812.750520][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.750520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.750520][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.750520][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.750520][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.750520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.750520][ T10] [ 1812.753035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.753035][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.753035][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.753035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.753035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1812.753035][ T10] ipv6_add_addr+0x411/0x2000 [ 1812.753035][ T10] inet6_addr_add+0x30e/0xa40 [ 1812.753035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.753035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.753035][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.753035][ T10] netlink_unicast+0x449/0x710 [ 1812.753035][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.753035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.753035][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.753035][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.753035][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.753035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.753035][ T10] [ 1812.755565][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.755565][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.755565][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.755565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.755565][ T10] ip6_route_add+0x1c/0x140 [ 1812.755565][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1812.755565][ T10] addrconf_add_dev+0xe2/0x170 [ 1812.755565][ T10] inet6_addr_add+0x12f/0xa40 [ 1812.755565][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.755565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.755565][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.755565][ T10] netlink_unicast+0x449/0x710 [ 1812.755565][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.755565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.755565][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.755565][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.755565][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.755565][ T10] [ 1812.758105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.758105][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1812.758105][ T10] ipv6_find_idev+0x102/0x170 [ 1812.758105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.758105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.758105][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.758105][ T10] netlink_unicast+0x449/0x710 [ 1812.758105][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.758105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.758105][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.758105][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.758105][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.758105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.758105][ T10] [ 1812.760049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1812.760049][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1812.760049][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1812.760049][ T10] ipv6_find_idev+0x102/0x170 [ 1812.760049][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.760049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.760049][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.760049][ T10] netlink_unicast+0x449/0x710 [ 1812.760049][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.760049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.760049][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.760049][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.760049][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.760049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.760049][ T10] [ 1812.762211][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1812.762549][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1812.762549][ T10] dst_init+0x84/0x4a0 [ 1812.762549][ T10] dst_alloc+0x97/0x150 [ 1812.762549][ T10] ip6_dst_alloc+0x23/0x90 [ 1812.762549][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1812.762549][ T10] ip6_pol_route+0x56f/0x840 [ 1812.762549][ T10] fib6_rule_lookup+0x456/0x630 [ 1812.762549][ T10] ip6_route_input+0x59c/0xa50 [ 1812.762549][ T10] ipv6_rcv+0x397/0x810 [ 1812.762549][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1812.762549][ T10] process_backlog+0x101/0x620 [ 1812.762549][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1812.762549][ T10] net_rx_action+0x495/0xbe0 [ 1812.762549][ T10] __do_softirq+0x1b5/0x7f6 [ 1812.762549][ T10] [ 1812.764621][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.764621][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1812.764621][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1812.764621][ T10] fib6_nh_init+0xa22/0x1580 [ 1812.764621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.764621][ T10] ip6_route_add+0x1c/0x140 [ 1812.764621][ T10] inet6_rtm_newroute+0x104/0x110 [ 1812.764621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.764621][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.764621][ T10] netlink_unicast+0x449/0x710 [ 1812.764621][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.764621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.764621][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.764621][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.764621][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.764621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.764621][ T10] [ 1812.767010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.767010][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.767010][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.767010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.767010][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1812.767010][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1812.767010][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1812.767010][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1812.767010][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1812.767010][ T10] addrconf_dad_begin+0x310/0x670 [ 1812.767010][ T10] addrconf_dad_work+0x10b/0xab0 [ 1812.767010][ T10] process_one_work+0x84d/0x18a0 [ 1812.767010][ T10] worker_thread+0x587/0xd30 [ 1812.767010][ T10] kthread+0x28a/0x350 [ 1812.767010][ T10] ret_from_fork+0x31/0x70 [ 1812.767010][ T10] ret_from_fork_asm+0x1a/0x30 [ 1812.767010][ T10] [ 1812.769439][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.769439][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.769439][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.769439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.769439][ T10] ip6_route_add+0x1c/0x140 [ 1812.769439][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1812.769439][ T10] inet6_addr_add+0x4f8/0xa40 [ 1812.769439][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.769439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.769439][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.769439][ T10] netlink_unicast+0x449/0x710 [ 1812.769439][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.769439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.769439][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.769439][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.769439][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.769439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.769439][ T10] [ 1812.771971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.771971][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.771971][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.771971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.771971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1812.771971][ T10] ipv6_add_addr+0x411/0x2000 [ 1812.771971][ T10] inet6_addr_add+0x30e/0xa40 [ 1812.771971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.771971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.771971][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.771971][ T10] netlink_unicast+0x449/0x710 [ 1812.771971][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.771971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.771971][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.771971][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.771971][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.771971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.771971][ T10] [ 1812.774762][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.774762][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.774762][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.774762][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.774762][ T10] ip6_route_add+0x1c/0x140 [ 1812.774762][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1812.774762][ T10] addrconf_add_dev+0xe2/0x170 [ 1812.774762][ T10] inet6_addr_add+0x12f/0xa40 [ 1812.774762][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.774762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.774762][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.774762][ T10] netlink_unicast+0x449/0x710 [ 1812.774762][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.774762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.774762][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.774762][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.774762][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.774762][ T10] [ 1812.777381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.777381][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1812.777381][ T10] ipv6_find_idev+0x102/0x170 [ 1812.777381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.777381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.777381][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.777381][ T10] netlink_unicast+0x449/0x710 [ 1812.777381][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.777381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.777381][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.777381][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.777381][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.777381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.777381][ T10] [ 1812.779517][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1812.779517][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1812.779517][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1812.779517][ T10] ipv6_find_idev+0x102/0x170 [ 1812.779517][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.779517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.779517][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.779517][ T10] netlink_unicast+0x449/0x710 [ 1812.779517][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.779517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.779517][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.779517][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.779517][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.779517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.779517][ T10] [ 1812.782011][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1812.782304][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1812.782304][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.782304][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.782304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.782304][ T10] ip6_route_add+0x1c/0x140 [ 1812.782304][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1812.782304][ T10] inet6_addr_add+0x4f8/0xa40 [ 1812.782304][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.782304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.782304][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.782304][ T10] netlink_unicast+0x449/0x710 [ 1812.782304][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.782304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.782304][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.782304][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.782304][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.782304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.782304][ T10] [ 1812.785034][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1812.785034][ T10] netdev_get_by_index+0x5e/0x80 [ 1812.785034][ T10] fib6_nh_init+0x3d8/0x1580 [ 1812.785034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1812.785034][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1812.785034][ T10] ipv6_add_addr+0x411/0x2000 [ 1812.785034][ T10] inet6_addr_add+0x30e/0xa40 [ 1812.785034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1812.785034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.785034][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.785034][ T10] netlink_unicast+0x449/0x710 [ 1812.785034][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.785034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.785034][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.785034][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.785034][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.785034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.785034][ T10] [ 1812.787762][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1812.787762][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1812.787762][ T10] ipv6_find_idev+0x102/0x170 [ 1812.787762][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.787762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.787762][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.787762][ T10] netlink_unicast+0x449/0x710 [ 1812.787762][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.787762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.787762][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.787762][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.787762][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.787762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.787762][ T10] [ 1812.790112][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1812.790112][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1812.790112][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1812.790112][ T10] ipv6_find_idev+0x102/0x170 [ 1812.790112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1812.790112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1812.790112][ T10] netlink_rcv_skb+0x130/0x360 [ 1812.790112][ T10] netlink_unicast+0x449/0x710 [ 1812.790112][ T10] netlink_sendmsg+0x723/0xbe0 [ 1812.790112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1812.790112][ T10] ___sys_sendmsg+0xee/0x170 [ 1812.790112][ T10] __sys_sendmsg+0xcd/0x170 [ 1812.790112][ T10] do_syscall_64+0xc6/0x1e0 [ 1812.790112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1812.790112][ T10] [ 1822.806969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1822.807649][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.807649][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1822.807649][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1822.807649][ T10] fib6_nh_init+0xa22/0x1580 [ 1822.807649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.807649][ T10] ip6_route_add+0x1c/0x140 [ 1822.807649][ T10] inet6_rtm_newroute+0x104/0x110 [ 1822.807649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.807649][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.807649][ T10] netlink_unicast+0x449/0x710 [ 1822.807649][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.807649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.807649][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.807649][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.807649][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.807649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.807649][ T10] [ 1822.810614][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.810614][ T10] dst_init+0x84/0x4a0 [ 1822.810614][ T10] dst_alloc+0x97/0x150 [ 1822.810614][ T10] ip6_dst_alloc+0x23/0x90 [ 1822.810614][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1822.810614][ T10] ip6_pol_route+0x56f/0x840 [ 1822.810614][ T10] fib6_rule_lookup+0x456/0x630 [ 1822.810614][ T10] ip6_route_input+0x59c/0xa50 [ 1822.810614][ T10] ipv6_rcv+0x397/0x810 [ 1822.810614][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1822.810614][ T10] process_backlog+0x101/0x620 [ 1822.810614][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1822.810614][ T10] net_rx_action+0x495/0xbe0 [ 1822.810614][ T10] __do_softirq+0x1b5/0x7f6 [ 1822.810614][ T10] [ 1822.813171][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.813171][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.813171][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.813171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.813171][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1822.813171][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1822.813171][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1822.813171][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1822.813171][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1822.813171][ T10] addrconf_dad_begin+0x310/0x670 [ 1822.813171][ T10] addrconf_dad_work+0x10b/0xab0 [ 1822.813171][ T10] process_one_work+0x84d/0x18a0 [ 1822.813171][ T10] worker_thread+0x587/0xd30 [ 1822.813171][ T10] kthread+0x28a/0x350 [ 1822.813171][ T10] ret_from_fork+0x31/0x70 [ 1822.813171][ T10] ret_from_fork_asm+0x1a/0x30 [ 1822.813171][ T10] [ 1822.816198][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.816198][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.816198][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.816198][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.816198][ T10] ip6_route_add+0x1c/0x140 [ 1822.816198][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1822.816198][ T10] inet6_addr_add+0x4f8/0xa40 [ 1822.816198][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.816198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.816198][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.816198][ T10] netlink_unicast+0x449/0x710 [ 1822.816198][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.816198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.816198][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.816198][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.816198][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.816198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.816198][ T10] [ 1822.819370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.819370][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.819370][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.819370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.819370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1822.819370][ T10] ipv6_add_addr+0x411/0x2000 [ 1822.819370][ T10] inet6_addr_add+0x30e/0xa40 [ 1822.819370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.819370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.819370][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.819370][ T10] netlink_unicast+0x449/0x710 [ 1822.819370][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.819370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.819370][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.819370][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.819370][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.819370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.819370][ T10] [ 1822.823094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.823094][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.823094][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.823094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.823094][ T10] ip6_route_add+0x1c/0x140 [ 1822.823094][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1822.823094][ T10] addrconf_add_dev+0xe2/0x170 [ 1822.823094][ T10] inet6_addr_add+0x12f/0xa40 [ 1822.823094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.823094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.823094][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.823094][ T10] netlink_unicast+0x449/0x710 [ 1822.823094][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.823094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.823094][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.823094][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.823094][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.823094][ T10] [ 1822.826311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.826311][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1822.826311][ T10] ipv6_find_idev+0x102/0x170 [ 1822.826311][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.826311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.826311][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.826311][ T10] netlink_unicast+0x449/0x710 [ 1822.826311][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.826311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.826311][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.826311][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.826311][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.826311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.826311][ T10] [ 1822.828859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1822.828859][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1822.828859][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1822.828859][ T10] ipv6_find_idev+0x102/0x170 [ 1822.828859][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.828859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.828859][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.828859][ T10] netlink_unicast+0x449/0x710 [ 1822.828859][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.828859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.828859][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.828859][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.828859][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.828859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.828859][ T10] [ 1822.831570][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1822.832720][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1822.832720][ T10] dst_init+0x84/0x4a0 [ 1822.832720][ T10] dst_alloc+0x97/0x150 [ 1822.832720][ T10] ip6_dst_alloc+0x23/0x90 [ 1822.832720][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1822.832720][ T10] ip6_pol_route+0x56f/0x840 [ 1822.832720][ T10] fib6_rule_lookup+0x456/0x630 [ 1822.832720][ T10] ip6_route_input+0x59c/0xa50 [ 1822.832720][ T10] ipv6_rcv+0x397/0x810 [ 1822.832720][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1822.832720][ T10] process_backlog+0x101/0x620 [ 1822.832720][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1822.832720][ T10] net_rx_action+0x495/0xbe0 [ 1822.832720][ T10] __do_softirq+0x1b5/0x7f6 [ 1822.832720][ T10] [ 1822.835407][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.835407][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1822.835407][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1822.835407][ T10] fib6_nh_init+0xa22/0x1580 [ 1822.835407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.835407][ T10] ip6_route_add+0x1c/0x140 [ 1822.835407][ T10] inet6_rtm_newroute+0x104/0x110 [ 1822.835407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.835407][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.835407][ T10] netlink_unicast+0x449/0x710 [ 1822.835407][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.835407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.835407][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.835407][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.835407][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.835407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.835407][ T10] [ 1822.838343][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.838343][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.838343][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.838343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.838343][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1822.838343][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1822.838343][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1822.838343][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1822.838343][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1822.838343][ T10] addrconf_dad_begin+0x310/0x670 [ 1822.838343][ T10] addrconf_dad_work+0x10b/0xab0 [ 1822.838343][ T10] process_one_work+0x84d/0x18a0 [ 1822.838343][ T10] worker_thread+0x587/0xd30 [ 1822.838343][ T10] kthread+0x28a/0x350 [ 1822.838343][ T10] ret_from_fork+0x31/0x70 [ 1822.838343][ T10] ret_from_fork_asm+0x1a/0x30 [ 1822.838343][ T10] [ 1822.841398][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.841398][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.841398][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.841398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.841398][ T10] ip6_route_add+0x1c/0x140 [ 1822.841398][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1822.841398][ T10] inet6_addr_add+0x4f8/0xa40 [ 1822.841398][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.841398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.841398][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.841398][ T10] netlink_unicast+0x449/0x710 [ 1822.841398][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.841398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.841398][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.841398][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.841398][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.841398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.841398][ T10] [ 1822.844677][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.844677][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.844677][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.844677][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.844677][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1822.844677][ T10] ipv6_add_addr+0x411/0x2000 [ 1822.844677][ T10] inet6_addr_add+0x30e/0xa40 [ 1822.844677][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.844677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.844677][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.844677][ T10] netlink_unicast+0x449/0x710 [ 1822.844677][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.844677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.844677][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.844677][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.844677][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.844677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.844677][ T10] [ 1822.847904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.847904][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.847904][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.847904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.847904][ T10] ip6_route_add+0x1c/0x140 [ 1822.847904][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1822.847904][ T10] addrconf_add_dev+0xe2/0x170 [ 1822.847904][ T10] inet6_addr_add+0x12f/0xa40 [ 1822.847904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.847904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.847904][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.847904][ T10] netlink_unicast+0x449/0x710 [ 1822.847904][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.847904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.847904][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.847904][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.847904][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.847904][ T10] [ 1822.851260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.851260][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1822.851260][ T10] ipv6_find_idev+0x102/0x170 [ 1822.851260][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.851260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.851260][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.851260][ T10] netlink_unicast+0x449/0x710 [ 1822.851260][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.851260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.851260][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.851260][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.851260][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.851260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.851260][ T10] [ 1822.854081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1822.854081][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1822.854081][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1822.854081][ T10] ipv6_find_idev+0x102/0x170 [ 1822.854081][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.854081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.854081][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.854081][ T10] netlink_unicast+0x449/0x710 [ 1822.854081][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.854081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.854081][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.854081][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.854081][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.854081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.854081][ T10] [ 1822.857014][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1822.857501][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1822.857501][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.857501][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.857501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.857501][ T10] ip6_route_add+0x1c/0x140 [ 1822.857501][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1822.857501][ T10] inet6_addr_add+0x4f8/0xa40 [ 1822.857501][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.857501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.857501][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.857501][ T10] netlink_unicast+0x449/0x710 [ 1822.857501][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.857501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.857501][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.857501][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.857501][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.857501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.857501][ T10] [ 1822.860998][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1822.860998][ T10] netdev_get_by_index+0x5e/0x80 [ 1822.860998][ T10] fib6_nh_init+0x3d8/0x1580 [ 1822.860998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1822.860998][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1822.860998][ T10] ipv6_add_addr+0x411/0x2000 [ 1822.860998][ T10] inet6_addr_add+0x30e/0xa40 [ 1822.860998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1822.860998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.860998][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.860998][ T10] netlink_unicast+0x449/0x710 [ 1822.860998][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.860998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.860998][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.860998][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.860998][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.860998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.860998][ T10] [ 1822.864428][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1822.864428][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1822.864428][ T10] ipv6_find_idev+0x102/0x170 [ 1822.864428][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.864428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.864428][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.864428][ T10] netlink_unicast+0x449/0x710 [ 1822.864428][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.864428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.864428][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.864428][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.864428][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.864428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.864428][ T10] [ 1822.867170][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1822.867170][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1822.867170][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1822.867170][ T10] ipv6_find_idev+0x102/0x170 [ 1822.867170][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1822.867170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1822.867170][ T10] netlink_rcv_skb+0x130/0x360 [ 1822.867170][ T10] netlink_unicast+0x449/0x710 [ 1822.867170][ T10] netlink_sendmsg+0x723/0xbe0 [ 1822.867170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1822.867170][ T10] ___sys_sendmsg+0xee/0x170 [ 1822.867170][ T10] __sys_sendmsg+0xcd/0x170 [ 1822.867170][ T10] do_syscall_64+0xc6/0x1e0 [ 1822.867170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1822.867170][ T10] [ 1833.102939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1833.103413][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.103413][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1833.103413][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1833.103413][ T10] fib6_nh_init+0xa22/0x1580 [ 1833.103413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.103413][ T10] ip6_route_add+0x1c/0x140 [ 1833.103413][ T10] inet6_rtm_newroute+0x104/0x110 [ 1833.103413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.103413][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.103413][ T10] netlink_unicast+0x449/0x710 [ 1833.103413][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.103413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.103413][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.103413][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.103413][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.103413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.103413][ T10] [ 1833.105337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.105337][ T10] dst_init+0x84/0x4a0 [ 1833.105337][ T10] dst_alloc+0x97/0x150 [ 1833.105337][ T10] ip6_dst_alloc+0x23/0x90 [ 1833.105337][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1833.105337][ T10] ip6_pol_route+0x56f/0x840 [ 1833.105337][ T10] fib6_rule_lookup+0x456/0x630 [ 1833.105337][ T10] ip6_route_input+0x59c/0xa50 [ 1833.105337][ T10] ipv6_rcv+0x397/0x810 [ 1833.105337][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1833.105337][ T10] process_backlog+0x101/0x620 [ 1833.105337][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1833.105337][ T10] net_rx_action+0x495/0xbe0 [ 1833.105337][ T10] __do_softirq+0x1b5/0x7f6 [ 1833.105337][ T10] [ 1833.107038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.107038][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.107038][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.107038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.107038][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1833.107038][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1833.107038][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1833.107038][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1833.107038][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1833.107038][ T10] addrconf_dad_begin+0x310/0x670 [ 1833.107038][ T10] addrconf_dad_work+0x10b/0xab0 [ 1833.107038][ T10] process_one_work+0x84d/0x18a0 [ 1833.107038][ T10] worker_thread+0x587/0xd30 [ 1833.107038][ T10] kthread+0x28a/0x350 [ 1833.107038][ T10] ret_from_fork+0x31/0x70 [ 1833.107038][ T10] ret_from_fork_asm+0x1a/0x30 [ 1833.107038][ T10] [ 1833.108965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.108965][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.108965][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.108965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.108965][ T10] ip6_route_add+0x1c/0x140 [ 1833.108965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1833.108965][ T10] inet6_addr_add+0x4f8/0xa40 [ 1833.108965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.108965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.108965][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.108965][ T10] netlink_unicast+0x449/0x710 [ 1833.108965][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.108965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.108965][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.108965][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.108965][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.108965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.108965][ T10] [ 1833.110978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.110978][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.110978][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.110978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.110978][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1833.110978][ T10] ipv6_add_addr+0x411/0x2000 [ 1833.110978][ T10] inet6_addr_add+0x30e/0xa40 [ 1833.110978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.110978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.110978][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.110978][ T10] netlink_unicast+0x449/0x710 [ 1833.110978][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.110978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.110978][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.110978][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.110978][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.110978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.110978][ T10] [ 1833.113041][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.113041][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.113041][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.113041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.113041][ T10] ip6_route_add+0x1c/0x140 [ 1833.113041][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1833.113041][ T10] addrconf_add_dev+0xe2/0x170 [ 1833.113041][ T10] inet6_addr_add+0x12f/0xa40 [ 1833.113041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.113041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.113041][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.113041][ T10] netlink_unicast+0x449/0x710 [ 1833.113041][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.113041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.113041][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.113041][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.113041][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.113041][ T10] [ 1833.115062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.115062][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1833.115062][ T10] ipv6_find_idev+0x102/0x170 [ 1833.115062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.115062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.115062][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.115062][ T10] netlink_unicast+0x449/0x710 [ 1833.115062][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.115062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.115062][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.115062][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.115062][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.115062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.115062][ T10] [ 1833.116739][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1833.116739][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1833.116739][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1833.116739][ T10] ipv6_find_idev+0x102/0x170 [ 1833.116739][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.116739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.116739][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.116739][ T10] netlink_unicast+0x449/0x710 [ 1833.116739][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.116739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.116739][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.116739][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.116739][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.116739][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.116739][ T10] [ 1833.118496][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1833.118773][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1833.118773][ T10] dst_init+0x84/0x4a0 [ 1833.118773][ T10] dst_alloc+0x97/0x150 [ 1833.118773][ T10] ip6_dst_alloc+0x23/0x90 [ 1833.118773][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1833.118773][ T10] ip6_pol_route+0x56f/0x840 [ 1833.118773][ T10] fib6_rule_lookup+0x456/0x630 [ 1833.118773][ T10] ip6_route_input+0x59c/0xa50 [ 1833.118773][ T10] ipv6_rcv+0x397/0x810 [ 1833.118773][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1833.118773][ T10] process_backlog+0x101/0x620 [ 1833.118773][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1833.118773][ T10] net_rx_action+0x495/0xbe0 [ 1833.118773][ T10] __do_softirq+0x1b5/0x7f6 [ 1833.118773][ T10] [ 1833.120464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.120464][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1833.120464][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1833.120464][ T10] fib6_nh_init+0xa22/0x1580 [ 1833.120464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.120464][ T10] ip6_route_add+0x1c/0x140 [ 1833.120464][ T10] inet6_rtm_newroute+0x104/0x110 [ 1833.120464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.120464][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.120464][ T10] netlink_unicast+0x449/0x710 [ 1833.120464][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.120464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.120464][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.120464][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.120464][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.120464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.120464][ T10] [ 1833.122393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.122393][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.122393][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.122393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.122393][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1833.122393][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1833.122393][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1833.122393][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1833.122393][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1833.122393][ T10] addrconf_dad_begin+0x310/0x670 [ 1833.122393][ T10] addrconf_dad_work+0x10b/0xab0 [ 1833.122393][ T10] process_one_work+0x84d/0x18a0 [ 1833.122393][ T10] worker_thread+0x587/0xd30 [ 1833.122393][ T10] kthread+0x28a/0x350 [ 1833.122393][ T10] ret_from_fork+0x31/0x70 [ 1833.122393][ T10] ret_from_fork_asm+0x1a/0x30 [ 1833.122393][ T10] [ 1833.124348][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.124348][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.124348][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.124348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.124348][ T10] ip6_route_add+0x1c/0x140 [ 1833.124348][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1833.124348][ T10] inet6_addr_add+0x4f8/0xa40 [ 1833.124348][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.124348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.124348][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.124348][ T10] netlink_unicast+0x449/0x710 [ 1833.124348][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.124348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.124348][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.124348][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.124348][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.124348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.124348][ T10] [ 1833.126397][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.126397][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.126397][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.126397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.126397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1833.126397][ T10] ipv6_add_addr+0x411/0x2000 [ 1833.126397][ T10] inet6_addr_add+0x30e/0xa40 [ 1833.126397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.126397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.126397][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.126397][ T10] netlink_unicast+0x449/0x710 [ 1833.126397][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.126397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.126397][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.126397][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.126397][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.126397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.126397][ T10] [ 1833.128459][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.128459][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.128459][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.128459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.128459][ T10] ip6_route_add+0x1c/0x140 [ 1833.128459][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1833.128459][ T10] addrconf_add_dev+0xe2/0x170 [ 1833.128459][ T10] inet6_addr_add+0x12f/0xa40 [ 1833.128459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.128459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.128459][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.128459][ T10] netlink_unicast+0x449/0x710 [ 1833.128459][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.128459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.128459][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.128459][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.128459][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.128459][ T10] [ 1833.130606][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.130606][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1833.130606][ T10] ipv6_find_idev+0x102/0x170 [ 1833.130606][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.130606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.130606][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.130606][ T10] netlink_unicast+0x449/0x710 [ 1833.130606][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.130606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.130606][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.130606][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.130606][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.130606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.130606][ T10] [ 1833.132384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1833.132384][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1833.132384][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1833.132384][ T10] ipv6_find_idev+0x102/0x170 [ 1833.132384][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.132384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.132384][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.132384][ T10] netlink_unicast+0x449/0x710 [ 1833.132384][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.132384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.132384][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.132384][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.132384][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.132384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.132384][ T10] [ 1833.134367][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1833.134669][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1833.134669][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.134669][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.134669][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.134669][ T10] ip6_route_add+0x1c/0x140 [ 1833.134669][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1833.134669][ T10] inet6_addr_add+0x4f8/0xa40 [ 1833.134669][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.134669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.134669][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.134669][ T10] netlink_unicast+0x449/0x710 [ 1833.134669][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.134669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.134669][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.134669][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.134669][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.134669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.134669][ T10] [ 1833.136971][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1833.136971][ T10] netdev_get_by_index+0x5e/0x80 [ 1833.136971][ T10] fib6_nh_init+0x3d8/0x1580 [ 1833.136971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1833.136971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1833.136971][ T10] ipv6_add_addr+0x411/0x2000 [ 1833.136971][ T10] inet6_addr_add+0x30e/0xa40 [ 1833.136971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1833.136971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.136971][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.136971][ T10] netlink_unicast+0x449/0x710 [ 1833.136971][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.136971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.136971][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.136971][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.136971][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.136971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.136971][ T10] [ 1833.139194][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1833.139194][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1833.139194][ T10] ipv6_find_idev+0x102/0x170 [ 1833.139194][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.139194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.139194][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.139194][ T10] netlink_unicast+0x449/0x710 [ 1833.139194][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.139194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.139194][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.139194][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.139194][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.139194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.139194][ T10] [ 1833.140963][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1833.140963][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1833.140963][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1833.140963][ T10] ipv6_find_idev+0x102/0x170 [ 1833.140963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1833.140963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1833.140963][ T10] netlink_rcv_skb+0x130/0x360 [ 1833.140963][ T10] netlink_unicast+0x449/0x710 [ 1833.140963][ T10] netlink_sendmsg+0x723/0xbe0 [ 1833.140963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1833.140963][ T10] ___sys_sendmsg+0xee/0x170 [ 1833.140963][ T10] __sys_sendmsg+0xcd/0x170 [ 1833.140963][ T10] do_syscall_64+0xc6/0x1e0 [ 1833.140963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1833.140963][ T10] [ 1843.382960][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1843.383376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.383376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1843.383376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1843.383376][ T10] fib6_nh_init+0xa22/0x1580 [ 1843.383376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.383376][ T10] ip6_route_add+0x1c/0x140 [ 1843.383376][ T10] inet6_rtm_newroute+0x104/0x110 [ 1843.383376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.383376][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.383376][ T10] netlink_unicast+0x449/0x710 [ 1843.383376][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.383376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.383376][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.383376][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.383376][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.383376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.383376][ T10] [ 1843.385388][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.385388][ T10] dst_init+0x84/0x4a0 [ 1843.385388][ T10] dst_alloc+0x97/0x150 [ 1843.385388][ T10] ip6_dst_alloc+0x23/0x90 [ 1843.385388][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1843.385388][ T10] ip6_pol_route+0x56f/0x840 [ 1843.385388][ T10] fib6_rule_lookup+0x456/0x630 [ 1843.385388][ T10] ip6_route_input+0x59c/0xa50 [ 1843.385388][ T10] ipv6_rcv+0x397/0x810 [ 1843.385388][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1843.385388][ T10] process_backlog+0x101/0x620 [ 1843.385388][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1843.385388][ T10] net_rx_action+0x495/0xbe0 [ 1843.385388][ T10] __do_softirq+0x1b5/0x7f6 [ 1843.385388][ T10] [ 1843.387113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.387113][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.387113][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.387113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.387113][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1843.387113][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1843.387113][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1843.387113][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1843.387113][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1843.387113][ T10] addrconf_dad_begin+0x310/0x670 [ 1843.387113][ T10] addrconf_dad_work+0x10b/0xab0 [ 1843.387113][ T10] process_one_work+0x84d/0x18a0 [ 1843.387113][ T10] worker_thread+0x587/0xd30 [ 1843.387113][ T10] kthread+0x28a/0x350 [ 1843.387113][ T10] ret_from_fork+0x31/0x70 [ 1843.387113][ T10] ret_from_fork_asm+0x1a/0x30 [ 1843.387113][ T10] [ 1843.389095][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.389095][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.389095][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.389095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.389095][ T10] ip6_route_add+0x1c/0x140 [ 1843.389095][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1843.389095][ T10] inet6_addr_add+0x4f8/0xa40 [ 1843.389095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.389095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.389095][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.389095][ T10] netlink_unicast+0x449/0x710 [ 1843.389095][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.389095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.389095][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.389095][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.389095][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.389095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.389095][ T10] [ 1843.391193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.391193][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.391193][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.391193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.391193][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1843.391193][ T10] ipv6_add_addr+0x411/0x2000 [ 1843.391193][ T10] inet6_addr_add+0x30e/0xa40 [ 1843.391193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.391193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.391193][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.391193][ T10] netlink_unicast+0x449/0x710 [ 1843.391193][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.391193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.391193][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.391193][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.391193][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.391193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.391193][ T10] [ 1843.393269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.393269][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.393269][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.393269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.393269][ T10] ip6_route_add+0x1c/0x140 [ 1843.393269][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1843.393269][ T10] addrconf_add_dev+0xe2/0x170 [ 1843.393269][ T10] inet6_addr_add+0x12f/0xa40 [ 1843.393269][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.393269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.393269][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.393269][ T10] netlink_unicast+0x449/0x710 [ 1843.393269][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.393269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.393269][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.393269][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.393269][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.393269][ T10] [ 1843.395313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.395313][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1843.395313][ T10] ipv6_find_idev+0x102/0x170 [ 1843.395313][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.395313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.395313][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.395313][ T10] netlink_unicast+0x449/0x710 [ 1843.395313][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.395313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.395313][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.395313][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.395313][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.395313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.395313][ T10] [ 1843.396927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1843.396927][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1843.396927][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1843.396927][ T10] ipv6_find_idev+0x102/0x170 [ 1843.396927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.396927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.396927][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.396927][ T10] netlink_unicast+0x449/0x710 [ 1843.396927][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.396927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.396927][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.396927][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.396927][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.396927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.396927][ T10] [ 1843.398740][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1843.399043][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1843.399043][ T10] dst_init+0x84/0x4a0 [ 1843.399043][ T10] dst_alloc+0x97/0x150 [ 1843.399043][ T10] ip6_dst_alloc+0x23/0x90 [ 1843.399043][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1843.399043][ T10] ip6_pol_route+0x56f/0x840 [ 1843.399043][ T10] fib6_rule_lookup+0x456/0x630 [ 1843.399043][ T10] ip6_route_input+0x59c/0xa50 [ 1843.399043][ T10] ipv6_rcv+0x397/0x810 [ 1843.399043][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1843.399043][ T10] process_backlog+0x101/0x620 [ 1843.399043][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1843.399043][ T10] net_rx_action+0x495/0xbe0 [ 1843.399043][ T10] __do_softirq+0x1b5/0x7f6 [ 1843.399043][ T10] [ 1843.400764][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.400764][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1843.400764][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1843.400764][ T10] fib6_nh_init+0xa22/0x1580 [ 1843.400764][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.400764][ T10] ip6_route_add+0x1c/0x140 [ 1843.400764][ T10] inet6_rtm_newroute+0x104/0x110 [ 1843.400764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.400764][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.400764][ T10] netlink_unicast+0x449/0x710 [ 1843.400764][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.400764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.400764][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.400764][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.400764][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.400764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.400764][ T10] [ 1843.402726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.402726][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.402726][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.402726][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.402726][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1843.402726][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1843.402726][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1843.402726][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1843.402726][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1843.402726][ T10] addrconf_dad_begin+0x310/0x670 [ 1843.402726][ T10] addrconf_dad_work+0x10b/0xab0 [ 1843.402726][ T10] process_one_work+0x84d/0x18a0 [ 1843.402726][ T10] worker_thread+0x587/0xd30 [ 1843.402726][ T10] kthread+0x28a/0x350 [ 1843.402726][ T10] ret_from_fork+0x31/0x70 [ 1843.402726][ T10] ret_from_fork_asm+0x1a/0x30 [ 1843.402726][ T10] [ 1843.404716][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.404716][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.404716][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.404716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.404716][ T10] ip6_route_add+0x1c/0x140 [ 1843.404716][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1843.404716][ T10] inet6_addr_add+0x4f8/0xa40 [ 1843.404716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.404716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.404716][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.404716][ T10] netlink_unicast+0x449/0x710 [ 1843.404716][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.404716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.404716][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.404716][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.404716][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.404716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.404716][ T10] [ 1843.407747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.407747][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.407747][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.407747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.407747][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1843.407747][ T10] ipv6_add_addr+0x411/0x2000 [ 1843.407747][ T10] inet6_addr_add+0x30e/0xa40 [ 1843.407747][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.407747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.407747][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.407747][ T10] netlink_unicast+0x449/0x710 [ 1843.407747][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.407747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.407747][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.407747][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.407747][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.407747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.407747][ T10] [ 1843.409816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.409816][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.409816][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.409816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.409816][ T10] ip6_route_add+0x1c/0x140 [ 1843.409816][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1843.409816][ T10] addrconf_add_dev+0xe2/0x170 [ 1843.409816][ T10] inet6_addr_add+0x12f/0xa40 [ 1843.409816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.409816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.409816][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.409816][ T10] netlink_unicast+0x449/0x710 [ 1843.409816][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.409816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.409816][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.409816][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.409816][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.409816][ T10] [ 1843.411982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.411982][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1843.411982][ T10] ipv6_find_idev+0x102/0x170 [ 1843.411982][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.411982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.411982][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.411982][ T10] netlink_unicast+0x449/0x710 [ 1843.411982][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.411982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.411982][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.411982][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.411982][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.411982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.411982][ T10] [ 1843.413850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1843.413850][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1843.413850][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1843.413850][ T10] ipv6_find_idev+0x102/0x170 [ 1843.413850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.413850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.413850][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.413850][ T10] netlink_unicast+0x449/0x710 [ 1843.413850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.413850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.413850][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.413850][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.413850][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.413850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.413850][ T10] [ 1843.415868][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1843.416124][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1843.416124][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.416124][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.416124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.416124][ T10] ip6_route_add+0x1c/0x140 [ 1843.416124][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1843.416124][ T10] inet6_addr_add+0x4f8/0xa40 [ 1843.416124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.416124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.416124][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.416124][ T10] netlink_unicast+0x449/0x710 [ 1843.416124][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.416124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.416124][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.416124][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.416124][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.416124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.416124][ T10] [ 1843.418479][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1843.418479][ T10] netdev_get_by_index+0x5e/0x80 [ 1843.418479][ T10] fib6_nh_init+0x3d8/0x1580 [ 1843.418479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1843.418479][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1843.418479][ T10] ipv6_add_addr+0x411/0x2000 [ 1843.418479][ T10] inet6_addr_add+0x30e/0xa40 [ 1843.418479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1843.418479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.418479][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.418479][ T10] netlink_unicast+0x449/0x710 [ 1843.418479][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.418479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.418479][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.418479][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.418479][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.418479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.418479][ T10] [ 1843.420794][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1843.420794][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1843.420794][ T10] ipv6_find_idev+0x102/0x170 [ 1843.420794][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.420794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.420794][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.420794][ T10] netlink_unicast+0x449/0x710 [ 1843.420794][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.420794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.420794][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.420794][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.420794][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.420794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.420794][ T10] [ 1843.422620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1843.422620][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1843.422620][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1843.422620][ T10] ipv6_find_idev+0x102/0x170 [ 1843.422620][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1843.422620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1843.422620][ T10] netlink_rcv_skb+0x130/0x360 [ 1843.422620][ T10] netlink_unicast+0x449/0x710 [ 1843.422620][ T10] netlink_sendmsg+0x723/0xbe0 [ 1843.422620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1843.422620][ T10] ___sys_sendmsg+0xee/0x170 [ 1843.422620][ T10] __sys_sendmsg+0xcd/0x170 [ 1843.422620][ T10] do_syscall_64+0xc6/0x1e0 [ 1843.422620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1843.422620][ T10] [ 1844.518973][ T42] INFO: task modprobe:7624 blocked for more than 245 seconds. [ 1844.519453][ T42] Not tainted 6.8.0-virtme #1 [ 1844.519636][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1844.519997][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 1844.520387][ T42] Call Trace: [ 1844.520540][ T42] [ 1844.520657][ T42] __schedule+0x705/0x1ac0 [ 1844.520888][ T42] ? __pfx___schedule+0x10/0x10 [ 1844.521086][ T42] ? schedule+0x1a5/0x210 [ 1844.521252][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1844.521448][ T42] ? mark_lock+0x38/0x3e0 [ 1844.521594][ T42] ? do_raw_spin_lock+0x131/0x270 [ 1844.521796][ T42] ? schedule+0x1a5/0x210 [ 1844.521973][ T42] schedule+0xdf/0x210 [ 1844.522128][ T42] schedule_preempt_disabled+0x15/0x30 [ 1844.522323][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 1844.522542][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 1844.522788][ T42] ? __pfx_console_unlock+0x10/0x10 [ 1844.522999][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1844.523220][ T42] ? lock_acquire+0x1c1/0x220 [ 1844.523411][ T42] ? register_pernet_subsys+0x1a/0x50 [ 1844.523620][ T42] down_write+0x1c9/0x200 [ 1844.523771][ T42] ? __pfx_down_write+0x10/0x10 [ 1844.524017][ T42] ? __pfx__printk+0x10/0x10 [ 1844.524230][ T42] ? __pfx___lock_release+0x10/0x10 [ 1844.524443][ T42] register_pernet_subsys+0x1a/0x50 [ 1844.524649][ T42] tcf_register_action+0xa3/0x600 [ 1844.524857][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 1844.525099][ T42] do_one_initcall+0xc8/0x3f0 [ 1844.525290][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 1844.525477][ T42] ? __create_object+0x5e/0xb0 [ 1844.525668][ T42] ? kasan_unpoison+0x27/0x60 [ 1844.525885][ T42] do_init_module+0x233/0x740 [ 1844.526091][ T42] load_module+0x16b5/0x2350 [ 1844.526294][ T42] ? __pfx_load_module+0x10/0x10 [ 1844.526496][ T42] ? kernel_read_file+0x3d2/0x520 [ 1844.526688][ T42] ? kernel_read_file+0x300/0x520 [ 1844.526893][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 1844.527091][ T42] ? init_module_from_file+0xd2/0x130 [ 1844.527273][ T42] init_module_from_file+0xd2/0x130 [ 1844.527456][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 1844.527694][ T42] ? __lock_release+0x103/0x460 [ 1844.527910][ T42] ? idempotent_init_module+0x32a/0x620 [ 1844.528111][ T42] ? idempotent_init_module+0x32a/0x620 [ 1844.528297][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 1844.528485][ T42] idempotent_init_module+0x342/0x620 [ 1844.528671][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 1844.528948][ T42] __x64_sys_finit_module+0xbe/0x130 [ 1844.529139][ T42] do_syscall_64+0xc6/0x1e0 [ 1844.529330][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1844.529562][ T42] RIP: 0033:0x7fdecabcfe5d [ 1844.529749][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 1844.530047][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 1844.530315][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 1844.530584][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 1844.530873][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 1844.531161][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 1844.531502][ T42] [ 1844.531654][ T42] [ 1844.531654][ T42] Showing all locks held in the system: [ 1844.531959][ T42] 3 locks held by kworker/u16:0/10: [ 1844.532156][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1844.532575][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1844.532939][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 1844.533291][ T42] 1 lock held by khungtaskd/42: [ 1844.533480][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 1844.533860][ T42] 2 locks held by kworker/u18:1/62: [ 1844.534041][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1844.534423][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1844.534869][ T42] 1 lock held by modprobe/7624: [ 1844.535061][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 1844.535458][ T42] [ 1844.535547][ T42] ============================================= [ 1844.535547][ T42] [ 1853.655043][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1853.655772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.655772][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1853.655772][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1853.655772][ T10] fib6_nh_init+0xa22/0x1580 [ 1853.655772][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.655772][ T10] ip6_route_add+0x1c/0x140 [ 1853.655772][ T10] inet6_rtm_newroute+0x104/0x110 [ 1853.655772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.655772][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.655772][ T10] netlink_unicast+0x449/0x710 [ 1853.655772][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.655772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.655772][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.655772][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.655772][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.655772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.655772][ T10] [ 1853.657812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.657812][ T10] dst_init+0x84/0x4a0 [ 1853.657812][ T10] dst_alloc+0x97/0x150 [ 1853.657812][ T10] ip6_dst_alloc+0x23/0x90 [ 1853.657812][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1853.657812][ T10] ip6_pol_route+0x56f/0x840 [ 1853.657812][ T10] fib6_rule_lookup+0x456/0x630 [ 1853.657812][ T10] ip6_route_input+0x59c/0xa50 [ 1853.657812][ T10] ipv6_rcv+0x397/0x810 [ 1853.657812][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1853.657812][ T10] process_backlog+0x101/0x620 [ 1853.657812][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1853.657812][ T10] net_rx_action+0x495/0xbe0 [ 1853.657812][ T10] __do_softirq+0x1b5/0x7f6 [ 1853.657812][ T10] [ 1853.659532][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.659532][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.659532][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.659532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.659532][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1853.659532][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1853.659532][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1853.659532][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1853.659532][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1853.659532][ T10] addrconf_dad_begin+0x310/0x670 [ 1853.659532][ T10] addrconf_dad_work+0x10b/0xab0 [ 1853.659532][ T10] process_one_work+0x84d/0x18a0 [ 1853.659532][ T10] worker_thread+0x587/0xd30 [ 1853.659532][ T10] kthread+0x28a/0x350 [ 1853.659532][ T10] ret_from_fork+0x31/0x70 [ 1853.659532][ T10] ret_from_fork_asm+0x1a/0x30 [ 1853.659532][ T10] [ 1853.661512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.661512][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.661512][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.661512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.661512][ T10] ip6_route_add+0x1c/0x140 [ 1853.661512][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1853.661512][ T10] inet6_addr_add+0x4f8/0xa40 [ 1853.661512][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.661512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.661512][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.661512][ T10] netlink_unicast+0x449/0x710 [ 1853.661512][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.661512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.661512][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.661512][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.661512][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.661512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.661512][ T10] [ 1853.663567][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.663567][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.663567][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.663567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.663567][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1853.663567][ T10] ipv6_add_addr+0x411/0x2000 [ 1853.663567][ T10] inet6_addr_add+0x30e/0xa40 [ 1853.663567][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.663567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.663567][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.663567][ T10] netlink_unicast+0x449/0x710 [ 1853.663567][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.663567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.663567][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.663567][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.663567][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.663567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.663567][ T10] [ 1853.665659][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.665659][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.665659][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.665659][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.665659][ T10] ip6_route_add+0x1c/0x140 [ 1853.665659][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1853.665659][ T10] addrconf_add_dev+0xe2/0x170 [ 1853.665659][ T10] inet6_addr_add+0x12f/0xa40 [ 1853.665659][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.665659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.665659][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.665659][ T10] netlink_unicast+0x449/0x710 [ 1853.665659][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.665659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.665659][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.665659][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.665659][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.665659][ T10] [ 1853.667672][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.667672][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1853.667672][ T10] ipv6_find_idev+0x102/0x170 [ 1853.667672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.667672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.667672][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.667672][ T10] netlink_unicast+0x449/0x710 [ 1853.667672][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.667672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.667672][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.667672][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.667672][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.667672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.667672][ T10] [ 1853.669248][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1853.669248][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1853.669248][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1853.669248][ T10] ipv6_find_idev+0x102/0x170 [ 1853.669248][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.669248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.669248][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.669248][ T10] netlink_unicast+0x449/0x710 [ 1853.669248][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.669248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.669248][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.669248][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.669248][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.669248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.669248][ T10] [ 1853.671043][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1853.671344][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1853.671344][ T10] dst_init+0x84/0x4a0 [ 1853.671344][ T10] dst_alloc+0x97/0x150 [ 1853.671344][ T10] ip6_dst_alloc+0x23/0x90 [ 1853.671344][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1853.671344][ T10] ip6_pol_route+0x56f/0x840 [ 1853.671344][ T10] fib6_rule_lookup+0x456/0x630 [ 1853.671344][ T10] ip6_route_input+0x59c/0xa50 [ 1853.671344][ T10] ipv6_rcv+0x397/0x810 [ 1853.671344][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1853.671344][ T10] process_backlog+0x101/0x620 [ 1853.671344][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1853.671344][ T10] net_rx_action+0x495/0xbe0 [ 1853.671344][ T10] __do_softirq+0x1b5/0x7f6 [ 1853.671344][ T10] [ 1853.673019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.673019][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1853.673019][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1853.673019][ T10] fib6_nh_init+0xa22/0x1580 [ 1853.673019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.673019][ T10] ip6_route_add+0x1c/0x140 [ 1853.673019][ T10] inet6_rtm_newroute+0x104/0x110 [ 1853.673019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.673019][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.673019][ T10] netlink_unicast+0x449/0x710 [ 1853.673019][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.673019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.673019][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.673019][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.673019][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.673019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.673019][ T10] [ 1853.674950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.674950][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.674950][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.674950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.674950][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1853.674950][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1853.674950][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1853.674950][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1853.674950][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1853.674950][ T10] addrconf_dad_begin+0x310/0x670 [ 1853.674950][ T10] addrconf_dad_work+0x10b/0xab0 [ 1853.674950][ T10] process_one_work+0x84d/0x18a0 [ 1853.674950][ T10] worker_thread+0x587/0xd30 [ 1853.674950][ T10] kthread+0x28a/0x350 [ 1853.674950][ T10] ret_from_fork+0x31/0x70 [ 1853.674950][ T10] ret_from_fork_asm+0x1a/0x30 [ 1853.674950][ T10] [ 1853.676939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.676939][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.676939][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.676939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.676939][ T10] ip6_route_add+0x1c/0x140 [ 1853.676939][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1853.676939][ T10] inet6_addr_add+0x4f8/0xa40 [ 1853.676939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.676939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.676939][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.676939][ T10] netlink_unicast+0x449/0x710 [ 1853.676939][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.676939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.676939][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.676939][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.676939][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.676939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.676939][ T10] [ 1853.679001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.679001][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.679001][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.679001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.679001][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1853.679001][ T10] ipv6_add_addr+0x411/0x2000 [ 1853.679001][ T10] inet6_addr_add+0x30e/0xa40 [ 1853.679001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.679001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.679001][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.679001][ T10] netlink_unicast+0x449/0x710 [ 1853.679001][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.679001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.679001][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.679001][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.679001][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.679001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.679001][ T10] [ 1853.681134][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.681134][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.681134][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.681134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.681134][ T10] ip6_route_add+0x1c/0x140 [ 1853.681134][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1853.681134][ T10] addrconf_add_dev+0xe2/0x170 [ 1853.681134][ T10] inet6_addr_add+0x12f/0xa40 [ 1853.681134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.681134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.681134][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.681134][ T10] netlink_unicast+0x449/0x710 [ 1853.681134][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.681134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.681134][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.681134][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.681134][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.681134][ T10] [ 1853.683277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.683277][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1853.683277][ T10] ipv6_find_idev+0x102/0x170 [ 1853.683277][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.683277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.683277][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.683277][ T10] netlink_unicast+0x449/0x710 [ 1853.683277][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.683277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.683277][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.683277][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.683277][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.683277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.683277][ T10] [ 1853.685028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1853.685028][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1853.685028][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1853.685028][ T10] ipv6_find_idev+0x102/0x170 [ 1853.685028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.685028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.685028][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.685028][ T10] netlink_unicast+0x449/0x710 [ 1853.685028][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.685028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.685028][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.685028][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.685028][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.685028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.685028][ T10] [ 1853.687137][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1853.687421][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1853.687421][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.687421][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.687421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.687421][ T10] ip6_route_add+0x1c/0x140 [ 1853.687421][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1853.687421][ T10] inet6_addr_add+0x4f8/0xa40 [ 1853.687421][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.687421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.687421][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.687421][ T10] netlink_unicast+0x449/0x710 [ 1853.687421][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.687421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.687421][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.687421][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.687421][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.687421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.687421][ T10] [ 1853.689715][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1853.689715][ T10] netdev_get_by_index+0x5e/0x80 [ 1853.689715][ T10] fib6_nh_init+0x3d8/0x1580 [ 1853.689715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1853.689715][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1853.689715][ T10] ipv6_add_addr+0x411/0x2000 [ 1853.689715][ T10] inet6_addr_add+0x30e/0xa40 [ 1853.689715][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1853.689715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.689715][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.689715][ T10] netlink_unicast+0x449/0x710 [ 1853.689715][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.689715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.689715][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.689715][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.689715][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.689715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.689715][ T10] [ 1853.692039][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1853.692039][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1853.692039][ T10] ipv6_find_idev+0x102/0x170 [ 1853.692039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.692039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.692039][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.692039][ T10] netlink_unicast+0x449/0x710 [ 1853.692039][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.692039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.692039][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.692039][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.692039][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.692039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.692039][ T10] [ 1853.693793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1853.693793][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1853.693793][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1853.693793][ T10] ipv6_find_idev+0x102/0x170 [ 1853.693793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1853.693793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1853.693793][ T10] netlink_rcv_skb+0x130/0x360 [ 1853.693793][ T10] netlink_unicast+0x449/0x710 [ 1853.693793][ T10] netlink_sendmsg+0x723/0xbe0 [ 1853.693793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1853.693793][ T10] ___sys_sendmsg+0xee/0x170 [ 1853.693793][ T10] __sys_sendmsg+0xcd/0x170 [ 1853.693793][ T10] do_syscall_64+0xc6/0x1e0 [ 1853.693793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1853.693793][ T10] [ 1863.798942][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1863.799455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.799455][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1863.799455][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1863.799455][ T10] fib6_nh_init+0xa22/0x1580 [ 1863.799455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.799455][ T10] ip6_route_add+0x1c/0x140 [ 1863.799455][ T10] inet6_rtm_newroute+0x104/0x110 [ 1863.799455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.799455][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.799455][ T10] netlink_unicast+0x449/0x710 [ 1863.799455][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.799455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.799455][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.799455][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.799455][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.799455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.799455][ T10] [ 1863.801423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.801423][ T10] dst_init+0x84/0x4a0 [ 1863.801423][ T10] dst_alloc+0x97/0x150 [ 1863.801423][ T10] ip6_dst_alloc+0x23/0x90 [ 1863.801423][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1863.801423][ T10] ip6_pol_route+0x56f/0x840 [ 1863.801423][ T10] fib6_rule_lookup+0x456/0x630 [ 1863.801423][ T10] ip6_route_input+0x59c/0xa50 [ 1863.801423][ T10] ipv6_rcv+0x397/0x810 [ 1863.801423][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1863.801423][ T10] process_backlog+0x101/0x620 [ 1863.801423][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1863.801423][ T10] net_rx_action+0x495/0xbe0 [ 1863.801423][ T10] __do_softirq+0x1b5/0x7f6 [ 1863.801423][ T10] [ 1863.803113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.803113][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.803113][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.803113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.803113][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1863.803113][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1863.803113][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1863.803113][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1863.803113][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1863.803113][ T10] addrconf_dad_begin+0x310/0x670 [ 1863.803113][ T10] addrconf_dad_work+0x10b/0xab0 [ 1863.803113][ T10] process_one_work+0x84d/0x18a0 [ 1863.803113][ T10] worker_thread+0x587/0xd30 [ 1863.803113][ T10] kthread+0x28a/0x350 [ 1863.803113][ T10] ret_from_fork+0x31/0x70 [ 1863.803113][ T10] ret_from_fork_asm+0x1a/0x30 [ 1863.803113][ T10] [ 1863.805086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.805086][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.805086][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.805086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.805086][ T10] ip6_route_add+0x1c/0x140 [ 1863.805086][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1863.805086][ T10] inet6_addr_add+0x4f8/0xa40 [ 1863.805086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.805086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.805086][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.805086][ T10] netlink_unicast+0x449/0x710 [ 1863.805086][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.805086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.805086][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.805086][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.805086][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.805086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.805086][ T10] [ 1863.807164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.807164][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.807164][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.807164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.807164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1863.807164][ T10] ipv6_add_addr+0x411/0x2000 [ 1863.807164][ T10] inet6_addr_add+0x30e/0xa40 [ 1863.807164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.807164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.807164][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.807164][ T10] netlink_unicast+0x449/0x710 [ 1863.807164][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.807164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.807164][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.807164][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.807164][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.807164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.807164][ T10] [ 1863.809210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.809210][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.809210][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.809210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.809210][ T10] ip6_route_add+0x1c/0x140 [ 1863.809210][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1863.809210][ T10] addrconf_add_dev+0xe2/0x170 [ 1863.809210][ T10] inet6_addr_add+0x12f/0xa40 [ 1863.809210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.809210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.809210][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.809210][ T10] netlink_unicast+0x449/0x710 [ 1863.809210][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.809210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.809210][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.809210][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.809210][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.809210][ T10] [ 1863.811216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.811216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1863.811216][ T10] ipv6_find_idev+0x102/0x170 [ 1863.811216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.811216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.811216][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.811216][ T10] netlink_unicast+0x449/0x710 [ 1863.811216][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.811216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.811216][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.811216][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.811216][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.811216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.811216][ T10] [ 1863.812800][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1863.812800][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1863.812800][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1863.812800][ T10] ipv6_find_idev+0x102/0x170 [ 1863.812800][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.812800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.812800][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.812800][ T10] netlink_unicast+0x449/0x710 [ 1863.812800][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.812800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.812800][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.812800][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.812800][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.812800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.812800][ T10] [ 1863.814547][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1863.814832][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1863.814832][ T10] dst_init+0x84/0x4a0 [ 1863.814832][ T10] dst_alloc+0x97/0x150 [ 1863.814832][ T10] ip6_dst_alloc+0x23/0x90 [ 1863.814832][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1863.814832][ T10] ip6_pol_route+0x56f/0x840 [ 1863.814832][ T10] fib6_rule_lookup+0x456/0x630 [ 1863.814832][ T10] ip6_route_input+0x59c/0xa50 [ 1863.814832][ T10] ipv6_rcv+0x397/0x810 [ 1863.814832][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1863.814832][ T10] process_backlog+0x101/0x620 [ 1863.814832][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1863.814832][ T10] net_rx_action+0x495/0xbe0 [ 1863.814832][ T10] __do_softirq+0x1b5/0x7f6 [ 1863.814832][ T10] [ 1863.816526][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.816526][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1863.816526][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1863.816526][ T10] fib6_nh_init+0xa22/0x1580 [ 1863.816526][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.816526][ T10] ip6_route_add+0x1c/0x140 [ 1863.816526][ T10] inet6_rtm_newroute+0x104/0x110 [ 1863.816526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.816526][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.816526][ T10] netlink_unicast+0x449/0x710 [ 1863.816526][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.816526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.816526][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.816526][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.816526][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.816526][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.816526][ T10] [ 1863.818458][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.818458][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.818458][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.818458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.818458][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1863.818458][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1863.818458][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1863.818458][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1863.818458][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1863.818458][ T10] addrconf_dad_begin+0x310/0x670 [ 1863.818458][ T10] addrconf_dad_work+0x10b/0xab0 [ 1863.818458][ T10] process_one_work+0x84d/0x18a0 [ 1863.818458][ T10] worker_thread+0x587/0xd30 [ 1863.818458][ T10] kthread+0x28a/0x350 [ 1863.818458][ T10] ret_from_fork+0x31/0x70 [ 1863.818458][ T10] ret_from_fork_asm+0x1a/0x30 [ 1863.818458][ T10] [ 1863.820447][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.820447][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.820447][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.820447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.820447][ T10] ip6_route_add+0x1c/0x140 [ 1863.820447][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1863.820447][ T10] inet6_addr_add+0x4f8/0xa40 [ 1863.820447][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.820447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.820447][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.820447][ T10] netlink_unicast+0x449/0x710 [ 1863.820447][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.820447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.820447][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.820447][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.820447][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.820447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.820447][ T10] [ 1863.822490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.822490][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.822490][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.822490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.822490][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1863.822490][ T10] ipv6_add_addr+0x411/0x2000 [ 1863.822490][ T10] inet6_addr_add+0x30e/0xa40 [ 1863.822490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.822490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.822490][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.822490][ T10] netlink_unicast+0x449/0x710 [ 1863.822490][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.822490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.822490][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.822490][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.822490][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.822490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.822490][ T10] [ 1863.824525][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.824525][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.824525][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.824525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.824525][ T10] ip6_route_add+0x1c/0x140 [ 1863.824525][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1863.824525][ T10] addrconf_add_dev+0xe2/0x170 [ 1863.824525][ T10] inet6_addr_add+0x12f/0xa40 [ 1863.824525][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.824525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.824525][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.824525][ T10] netlink_unicast+0x449/0x710 [ 1863.824525][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.824525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.824525][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.824525][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.824525][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.824525][ T10] [ 1863.826679][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.826679][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1863.826679][ T10] ipv6_find_idev+0x102/0x170 [ 1863.826679][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.826679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.826679][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.826679][ T10] netlink_unicast+0x449/0x710 [ 1863.826679][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.826679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.826679][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.826679][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.826679][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.826679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.826679][ T10] [ 1863.828485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1863.828485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1863.828485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1863.828485][ T10] ipv6_find_idev+0x102/0x170 [ 1863.828485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.828485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.828485][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.828485][ T10] netlink_unicast+0x449/0x710 [ 1863.828485][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.828485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.828485][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.828485][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.828485][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.828485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.828485][ T10] [ 1863.830474][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1863.830722][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1863.830722][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.830722][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.830722][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.830722][ T10] ip6_route_add+0x1c/0x140 [ 1863.830722][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1863.830722][ T10] inet6_addr_add+0x4f8/0xa40 [ 1863.830722][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.830722][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.830722][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.830722][ T10] netlink_unicast+0x449/0x710 [ 1863.830722][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.830722][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.830722][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.830722][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.830722][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.830722][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.830722][ T10] [ 1863.833918][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1863.833918][ T10] netdev_get_by_index+0x5e/0x80 [ 1863.833918][ T10] fib6_nh_init+0x3d8/0x1580 [ 1863.833918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1863.833918][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1863.833918][ T10] ipv6_add_addr+0x411/0x2000 [ 1863.833918][ T10] inet6_addr_add+0x30e/0xa40 [ 1863.833918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1863.833918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.833918][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.833918][ T10] netlink_unicast+0x449/0x710 [ 1863.833918][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.833918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.833918][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.833918][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.833918][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.833918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.833918][ T10] [ 1863.836235][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1863.836235][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1863.836235][ T10] ipv6_find_idev+0x102/0x170 [ 1863.836235][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.836235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.836235][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.836235][ T10] netlink_unicast+0x449/0x710 [ 1863.836235][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.836235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.836235][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.836235][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.836235][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.836235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.836235][ T10] [ 1863.838069][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1863.838069][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1863.838069][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1863.838069][ T10] ipv6_find_idev+0x102/0x170 [ 1863.838069][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1863.838069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1863.838069][ T10] netlink_rcv_skb+0x130/0x360 [ 1863.838069][ T10] netlink_unicast+0x449/0x710 [ 1863.838069][ T10] netlink_sendmsg+0x723/0xbe0 [ 1863.838069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1863.838069][ T10] ___sys_sendmsg+0xee/0x170 [ 1863.838069][ T10] __sys_sendmsg+0xcd/0x170 [ 1863.838069][ T10] do_syscall_64+0xc6/0x1e0 [ 1863.838069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1863.838069][ T10] [ 1873.958911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1873.959309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.959309][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1873.959309][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1873.959309][ T10] fib6_nh_init+0xa22/0x1580 [ 1873.959309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.959309][ T10] ip6_route_add+0x1c/0x140 [ 1873.959309][ T10] inet6_rtm_newroute+0x104/0x110 [ 1873.959309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.959309][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.959309][ T10] netlink_unicast+0x449/0x710 [ 1873.959309][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.959309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.959309][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.959309][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.959309][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.959309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.959309][ T10] [ 1873.961326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.961326][ T10] dst_init+0x84/0x4a0 [ 1873.961326][ T10] dst_alloc+0x97/0x150 [ 1873.961326][ T10] ip6_dst_alloc+0x23/0x90 [ 1873.961326][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1873.961326][ T10] ip6_pol_route+0x56f/0x840 [ 1873.961326][ T10] fib6_rule_lookup+0x456/0x630 [ 1873.961326][ T10] ip6_route_input+0x59c/0xa50 [ 1873.961326][ T10] ipv6_rcv+0x397/0x810 [ 1873.961326][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1873.961326][ T10] process_backlog+0x101/0x620 [ 1873.961326][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1873.961326][ T10] net_rx_action+0x495/0xbe0 [ 1873.961326][ T10] __do_softirq+0x1b5/0x7f6 [ 1873.961326][ T10] [ 1873.963010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.963010][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.963010][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.963010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.963010][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1873.963010][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1873.963010][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1873.963010][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1873.963010][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1873.963010][ T10] addrconf_dad_begin+0x310/0x670 [ 1873.963010][ T10] addrconf_dad_work+0x10b/0xab0 [ 1873.963010][ T10] process_one_work+0x84d/0x18a0 [ 1873.963010][ T10] worker_thread+0x587/0xd30 [ 1873.963010][ T10] kthread+0x28a/0x350 [ 1873.963010][ T10] ret_from_fork+0x31/0x70 [ 1873.963010][ T10] ret_from_fork_asm+0x1a/0x30 [ 1873.963010][ T10] [ 1873.964926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.964926][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.964926][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.964926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.964926][ T10] ip6_route_add+0x1c/0x140 [ 1873.964926][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1873.964926][ T10] inet6_addr_add+0x4f8/0xa40 [ 1873.964926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.964926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.964926][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.964926][ T10] netlink_unicast+0x449/0x710 [ 1873.964926][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.964926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.964926][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.964926][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.964926][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.964926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.964926][ T10] [ 1873.966948][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.966948][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.966948][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.966948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.966948][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1873.966948][ T10] ipv6_add_addr+0x411/0x2000 [ 1873.966948][ T10] inet6_addr_add+0x30e/0xa40 [ 1873.966948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.966948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.966948][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.966948][ T10] netlink_unicast+0x449/0x710 [ 1873.966948][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.966948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.966948][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.966948][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.966948][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.966948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.966948][ T10] [ 1873.968959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.968959][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.968959][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.968959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.968959][ T10] ip6_route_add+0x1c/0x140 [ 1873.968959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1873.968959][ T10] addrconf_add_dev+0xe2/0x170 [ 1873.968959][ T10] inet6_addr_add+0x12f/0xa40 [ 1873.968959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.968959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.968959][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.968959][ T10] netlink_unicast+0x449/0x710 [ 1873.968959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.968959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.968959][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.968959][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.968959][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.968959][ T10] [ 1873.970933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.970933][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1873.970933][ T10] ipv6_find_idev+0x102/0x170 [ 1873.970933][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.970933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.970933][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.970933][ T10] netlink_unicast+0x449/0x710 [ 1873.970933][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.970933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.970933][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.970933][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.970933][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.970933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.970933][ T10] [ 1873.972514][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1873.972514][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1873.972514][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1873.972514][ T10] ipv6_find_idev+0x102/0x170 [ 1873.972514][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.972514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.972514][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.972514][ T10] netlink_unicast+0x449/0x710 [ 1873.972514][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.972514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.972514][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.972514][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.972514][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.972514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.972514][ T10] [ 1873.974250][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1873.974528][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1873.974528][ T10] dst_init+0x84/0x4a0 [ 1873.974528][ T10] dst_alloc+0x97/0x150 [ 1873.974528][ T10] ip6_dst_alloc+0x23/0x90 [ 1873.974528][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1873.974528][ T10] ip6_pol_route+0x56f/0x840 [ 1873.974528][ T10] fib6_rule_lookup+0x456/0x630 [ 1873.974528][ T10] ip6_route_input+0x59c/0xa50 [ 1873.974528][ T10] ipv6_rcv+0x397/0x810 [ 1873.974528][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1873.974528][ T10] process_backlog+0x101/0x620 [ 1873.974528][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1873.974528][ T10] net_rx_action+0x495/0xbe0 [ 1873.974528][ T10] __do_softirq+0x1b5/0x7f6 [ 1873.974528][ T10] [ 1873.976184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.976184][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1873.976184][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1873.976184][ T10] fib6_nh_init+0xa22/0x1580 [ 1873.976184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.976184][ T10] ip6_route_add+0x1c/0x140 [ 1873.976184][ T10] inet6_rtm_newroute+0x104/0x110 [ 1873.976184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.976184][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.976184][ T10] netlink_unicast+0x449/0x710 [ 1873.976184][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.976184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.976184][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.976184][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.976184][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.976184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.976184][ T10] [ 1873.978105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.978105][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.978105][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.978105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.978105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1873.978105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1873.978105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1873.978105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1873.978105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1873.978105][ T10] addrconf_dad_begin+0x310/0x670 [ 1873.978105][ T10] addrconf_dad_work+0x10b/0xab0 [ 1873.978105][ T10] process_one_work+0x84d/0x18a0 [ 1873.978105][ T10] worker_thread+0x587/0xd30 [ 1873.978105][ T10] kthread+0x28a/0x350 [ 1873.978105][ T10] ret_from_fork+0x31/0x70 [ 1873.978105][ T10] ret_from_fork_asm+0x1a/0x30 [ 1873.978105][ T10] [ 1873.980032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.980032][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.980032][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.980032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.980032][ T10] ip6_route_add+0x1c/0x140 [ 1873.980032][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1873.980032][ T10] inet6_addr_add+0x4f8/0xa40 [ 1873.980032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.980032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.980032][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.980032][ T10] netlink_unicast+0x449/0x710 [ 1873.980032][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.980032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.980032][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.980032][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.980032][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.980032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.980032][ T10] [ 1873.982084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.982084][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.982084][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.982084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.982084][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1873.982084][ T10] ipv6_add_addr+0x411/0x2000 [ 1873.982084][ T10] inet6_addr_add+0x30e/0xa40 [ 1873.982084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.982084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.982084][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.982084][ T10] netlink_unicast+0x449/0x710 [ 1873.982084][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.982084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.982084][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.982084][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.982084][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.982084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.982084][ T10] [ 1873.984127][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.984127][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.984127][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.984127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.984127][ T10] ip6_route_add+0x1c/0x140 [ 1873.984127][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1873.984127][ T10] addrconf_add_dev+0xe2/0x170 [ 1873.984127][ T10] inet6_addr_add+0x12f/0xa40 [ 1873.984127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.984127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.984127][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.984127][ T10] netlink_unicast+0x449/0x710 [ 1873.984127][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.984127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.984127][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.984127][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.984127][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.984127][ T10] [ 1873.986237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.986237][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1873.986237][ T10] ipv6_find_idev+0x102/0x170 [ 1873.986237][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.986237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.986237][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.986237][ T10] netlink_unicast+0x449/0x710 [ 1873.986237][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.986237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.986237][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.986237][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.986237][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.986237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.986237][ T10] [ 1873.987980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1873.987980][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1873.987980][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1873.987980][ T10] ipv6_find_idev+0x102/0x170 [ 1873.987980][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.987980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.987980][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.987980][ T10] netlink_unicast+0x449/0x710 [ 1873.987980][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.987980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.987980][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.987980][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.987980][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.987980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.987980][ T10] [ 1873.989993][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1873.990378][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1873.990378][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.990378][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.990378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.990378][ T10] ip6_route_add+0x1c/0x140 [ 1873.990378][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1873.990378][ T10] inet6_addr_add+0x4f8/0xa40 [ 1873.990378][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.990378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.990378][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.990378][ T10] netlink_unicast+0x449/0x710 [ 1873.990378][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.990378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.990378][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.990378][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.990378][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.990378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.990378][ T10] [ 1873.992670][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1873.992670][ T10] netdev_get_by_index+0x5e/0x80 [ 1873.992670][ T10] fib6_nh_init+0x3d8/0x1580 [ 1873.992670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1873.992670][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1873.992670][ T10] ipv6_add_addr+0x411/0x2000 [ 1873.992670][ T10] inet6_addr_add+0x30e/0xa40 [ 1873.992670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1873.992670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.992670][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.992670][ T10] netlink_unicast+0x449/0x710 [ 1873.992670][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.992670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.992670][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.992670][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.992670][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.992670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.992670][ T10] [ 1873.994926][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1873.994926][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1873.994926][ T10] ipv6_find_idev+0x102/0x170 [ 1873.994926][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.994926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.994926][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.994926][ T10] netlink_unicast+0x449/0x710 [ 1873.994926][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.994926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.994926][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.994926][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.994926][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.994926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.994926][ T10] [ 1873.996599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1873.996599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1873.996599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1873.996599][ T10] ipv6_find_idev+0x102/0x170 [ 1873.996599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1873.996599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1873.996599][ T10] netlink_rcv_skb+0x130/0x360 [ 1873.996599][ T10] netlink_unicast+0x449/0x710 [ 1873.996599][ T10] netlink_sendmsg+0x723/0xbe0 [ 1873.996599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1873.996599][ T10] ___sys_sendmsg+0xee/0x170 [ 1873.996599][ T10] __sys_sendmsg+0xcd/0x170 [ 1873.996599][ T10] do_syscall_64+0xc6/0x1e0 [ 1873.996599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1873.996599][ T10] [ 1884.176849][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1884.177258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.177258][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1884.177258][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1884.177258][ T10] fib6_nh_init+0xa22/0x1580 [ 1884.177258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.177258][ T10] ip6_route_add+0x1c/0x140 [ 1884.177258][ T10] inet6_rtm_newroute+0x104/0x110 [ 1884.177258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.177258][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.177258][ T10] netlink_unicast+0x449/0x710 [ 1884.177258][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.177258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.177258][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.177258][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.177258][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.177258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.177258][ T10] [ 1884.179191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.179191][ T10] dst_init+0x84/0x4a0 [ 1884.179191][ T10] dst_alloc+0x97/0x150 [ 1884.179191][ T10] ip6_dst_alloc+0x23/0x90 [ 1884.179191][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1884.179191][ T10] ip6_pol_route+0x56f/0x840 [ 1884.179191][ T10] fib6_rule_lookup+0x456/0x630 [ 1884.179191][ T10] ip6_route_input+0x59c/0xa50 [ 1884.179191][ T10] ipv6_rcv+0x397/0x810 [ 1884.179191][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1884.179191][ T10] process_backlog+0x101/0x620 [ 1884.179191][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1884.179191][ T10] net_rx_action+0x495/0xbe0 [ 1884.179191][ T10] __do_softirq+0x1b5/0x7f6 [ 1884.179191][ T10] [ 1884.180864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.180864][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.180864][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.180864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.180864][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1884.180864][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1884.180864][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1884.180864][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1884.180864][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1884.180864][ T10] addrconf_dad_begin+0x310/0x670 [ 1884.180864][ T10] addrconf_dad_work+0x10b/0xab0 [ 1884.180864][ T10] process_one_work+0x84d/0x18a0 [ 1884.180864][ T10] worker_thread+0x587/0xd30 [ 1884.180864][ T10] kthread+0x28a/0x350 [ 1884.180864][ T10] ret_from_fork+0x31/0x70 [ 1884.180864][ T10] ret_from_fork_asm+0x1a/0x30 [ 1884.180864][ T10] [ 1884.182778][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.182778][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.182778][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.182778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.182778][ T10] ip6_route_add+0x1c/0x140 [ 1884.182778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1884.182778][ T10] inet6_addr_add+0x4f8/0xa40 [ 1884.182778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.182778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.182778][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.182778][ T10] netlink_unicast+0x449/0x710 [ 1884.182778][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.182778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.182778][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.182778][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.182778][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.182778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.182778][ T10] [ 1884.184784][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.184784][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.184784][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.184784][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.184784][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1884.184784][ T10] ipv6_add_addr+0x411/0x2000 [ 1884.184784][ T10] inet6_addr_add+0x30e/0xa40 [ 1884.184784][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.184784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.184784][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.184784][ T10] netlink_unicast+0x449/0x710 [ 1884.184784][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.184784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.184784][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.184784][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.184784][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.184784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.184784][ T10] [ 1884.186825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.186825][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.186825][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.186825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.186825][ T10] ip6_route_add+0x1c/0x140 [ 1884.186825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1884.186825][ T10] addrconf_add_dev+0xe2/0x170 [ 1884.186825][ T10] inet6_addr_add+0x12f/0xa40 [ 1884.186825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.186825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.186825][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.186825][ T10] netlink_unicast+0x449/0x710 [ 1884.186825][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.186825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.186825][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.186825][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.186825][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.186825][ T10] [ 1884.188878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.188878][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1884.188878][ T10] ipv6_find_idev+0x102/0x170 [ 1884.188878][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.188878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.188878][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.188878][ T10] netlink_unicast+0x449/0x710 [ 1884.188878][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.188878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.188878][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.188878][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.188878][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.188878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.188878][ T10] [ 1884.190452][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1884.190452][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1884.190452][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1884.190452][ T10] ipv6_find_idev+0x102/0x170 [ 1884.190452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.190452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.190452][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.190452][ T10] netlink_unicast+0x449/0x710 [ 1884.190452][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.190452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.190452][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.190452][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.190452][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.190452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.190452][ T10] [ 1884.192190][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1884.192481][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1884.192481][ T10] dst_init+0x84/0x4a0 [ 1884.192481][ T10] dst_alloc+0x97/0x150 [ 1884.192481][ T10] ip6_dst_alloc+0x23/0x90 [ 1884.192481][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1884.192481][ T10] ip6_pol_route+0x56f/0x840 [ 1884.192481][ T10] fib6_rule_lookup+0x456/0x630 [ 1884.192481][ T10] ip6_route_input+0x59c/0xa50 [ 1884.192481][ T10] ipv6_rcv+0x397/0x810 [ 1884.192481][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1884.192481][ T10] process_backlog+0x101/0x620 [ 1884.192481][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1884.192481][ T10] net_rx_action+0x495/0xbe0 [ 1884.192481][ T10] __do_softirq+0x1b5/0x7f6 [ 1884.192481][ T10] [ 1884.194132][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.194132][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1884.194132][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1884.194132][ T10] fib6_nh_init+0xa22/0x1580 [ 1884.194132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.194132][ T10] ip6_route_add+0x1c/0x140 [ 1884.194132][ T10] inet6_rtm_newroute+0x104/0x110 [ 1884.194132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.194132][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.194132][ T10] netlink_unicast+0x449/0x710 [ 1884.194132][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.194132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.194132][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.194132][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.194132][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.194132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.194132][ T10] [ 1884.196021][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.196021][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.196021][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.196021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.196021][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1884.196021][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1884.196021][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1884.196021][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1884.196021][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1884.196021][ T10] addrconf_dad_begin+0x310/0x670 [ 1884.196021][ T10] addrconf_dad_work+0x10b/0xab0 [ 1884.196021][ T10] process_one_work+0x84d/0x18a0 [ 1884.196021][ T10] worker_thread+0x587/0xd30 [ 1884.196021][ T10] kthread+0x28a/0x350 [ 1884.196021][ T10] ret_from_fork+0x31/0x70 [ 1884.196021][ T10] ret_from_fork_asm+0x1a/0x30 [ 1884.196021][ T10] [ 1884.197948][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.197948][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.197948][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.197948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.197948][ T10] ip6_route_add+0x1c/0x140 [ 1884.197948][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1884.197948][ T10] inet6_addr_add+0x4f8/0xa40 [ 1884.197948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.197948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.197948][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.197948][ T10] netlink_unicast+0x449/0x710 [ 1884.197948][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.197948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.197948][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.197948][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.197948][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.197948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.197948][ T10] [ 1884.199985][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.199985][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.199985][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.199985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.199985][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1884.199985][ T10] ipv6_add_addr+0x411/0x2000 [ 1884.199985][ T10] inet6_addr_add+0x30e/0xa40 [ 1884.199985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.199985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.199985][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.199985][ T10] netlink_unicast+0x449/0x710 [ 1884.199985][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.199985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.199985][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.199985][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.199985][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.199985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.199985][ T10] [ 1884.202005][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.202005][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.202005][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.202005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.202005][ T10] ip6_route_add+0x1c/0x140 [ 1884.202005][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1884.202005][ T10] addrconf_add_dev+0xe2/0x170 [ 1884.202005][ T10] inet6_addr_add+0x12f/0xa40 [ 1884.202005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.202005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.202005][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.202005][ T10] netlink_unicast+0x449/0x710 [ 1884.202005][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.202005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.202005][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.202005][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.202005][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.202005][ T10] [ 1884.204102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.204102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1884.204102][ T10] ipv6_find_idev+0x102/0x170 [ 1884.204102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.204102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.204102][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.204102][ T10] netlink_unicast+0x449/0x710 [ 1884.204102][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.204102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.204102][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.204102][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.204102][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.204102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.204102][ T10] [ 1884.205896][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1884.205896][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1884.205896][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1884.205896][ T10] ipv6_find_idev+0x102/0x170 [ 1884.205896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.205896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.205896][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.205896][ T10] netlink_unicast+0x449/0x710 [ 1884.205896][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.205896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.205896][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.205896][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.205896][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.205896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.205896][ T10] [ 1884.207857][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1884.208100][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1884.208100][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.208100][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.208100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.208100][ T10] ip6_route_add+0x1c/0x140 [ 1884.208100][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1884.208100][ T10] inet6_addr_add+0x4f8/0xa40 [ 1884.208100][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.208100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.208100][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.208100][ T10] netlink_unicast+0x449/0x710 [ 1884.208100][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.208100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.208100][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.208100][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.208100][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.208100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.208100][ T10] [ 1884.210397][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1884.210397][ T10] netdev_get_by_index+0x5e/0x80 [ 1884.210397][ T10] fib6_nh_init+0x3d8/0x1580 [ 1884.210397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1884.210397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1884.210397][ T10] ipv6_add_addr+0x411/0x2000 [ 1884.210397][ T10] inet6_addr_add+0x30e/0xa40 [ 1884.210397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1884.210397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.210397][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.210397][ T10] netlink_unicast+0x449/0x710 [ 1884.210397][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.210397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.210397][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.210397][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.210397][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.210397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.210397][ T10] [ 1884.212689][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1884.212689][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1884.212689][ T10] ipv6_find_idev+0x102/0x170 [ 1884.212689][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.212689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.212689][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.212689][ T10] netlink_unicast+0x449/0x710 [ 1884.212689][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.212689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.212689][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.212689][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.212689][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.212689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.212689][ T10] [ 1884.214381][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1884.214381][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1884.214381][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1884.214381][ T10] ipv6_find_idev+0x102/0x170 [ 1884.214381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1884.214381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1884.214381][ T10] netlink_rcv_skb+0x130/0x360 [ 1884.214381][ T10] netlink_unicast+0x449/0x710 [ 1884.214381][ T10] netlink_sendmsg+0x723/0xbe0 [ 1884.214381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1884.214381][ T10] ___sys_sendmsg+0xee/0x170 [ 1884.214381][ T10] __sys_sendmsg+0xcd/0x170 [ 1884.214381][ T10] do_syscall_64+0xc6/0x1e0 [ 1884.214381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1884.214381][ T10] [ 1894.406873][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1894.407286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.407286][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1894.407286][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1894.407286][ T10] fib6_nh_init+0xa22/0x1580 [ 1894.407286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.407286][ T10] ip6_route_add+0x1c/0x140 [ 1894.407286][ T10] inet6_rtm_newroute+0x104/0x110 [ 1894.407286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.407286][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.407286][ T10] netlink_unicast+0x449/0x710 [ 1894.407286][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.407286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.407286][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.407286][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.407286][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.407286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.407286][ T10] [ 1894.409222][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.409222][ T10] dst_init+0x84/0x4a0 [ 1894.409222][ T10] dst_alloc+0x97/0x150 [ 1894.409222][ T10] ip6_dst_alloc+0x23/0x90 [ 1894.409222][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1894.409222][ T10] ip6_pol_route+0x56f/0x840 [ 1894.409222][ T10] fib6_rule_lookup+0x456/0x630 [ 1894.409222][ T10] ip6_route_input+0x59c/0xa50 [ 1894.409222][ T10] ipv6_rcv+0x397/0x810 [ 1894.409222][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1894.409222][ T10] process_backlog+0x101/0x620 [ 1894.409222][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1894.409222][ T10] net_rx_action+0x495/0xbe0 [ 1894.409222][ T10] __do_softirq+0x1b5/0x7f6 [ 1894.409222][ T10] [ 1894.410890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.410890][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.410890][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.410890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.410890][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1894.410890][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1894.410890][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1894.410890][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1894.410890][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1894.410890][ T10] addrconf_dad_begin+0x310/0x670 [ 1894.410890][ T10] addrconf_dad_work+0x10b/0xab0 [ 1894.410890][ T10] process_one_work+0x84d/0x18a0 [ 1894.410890][ T10] worker_thread+0x587/0xd30 [ 1894.410890][ T10] kthread+0x28a/0x350 [ 1894.410890][ T10] ret_from_fork+0x31/0x70 [ 1894.410890][ T10] ret_from_fork_asm+0x1a/0x30 [ 1894.410890][ T10] [ 1894.412850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.412850][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.412850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.412850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.412850][ T10] ip6_route_add+0x1c/0x140 [ 1894.412850][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1894.412850][ T10] inet6_addr_add+0x4f8/0xa40 [ 1894.412850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.412850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.412850][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.412850][ T10] netlink_unicast+0x449/0x710 [ 1894.412850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.412850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.412850][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.412850][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.412850][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.412850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.412850][ T10] [ 1894.414877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.414877][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.414877][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.414877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.414877][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1894.414877][ T10] ipv6_add_addr+0x411/0x2000 [ 1894.414877][ T10] inet6_addr_add+0x30e/0xa40 [ 1894.414877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.414877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.414877][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.414877][ T10] netlink_unicast+0x449/0x710 [ 1894.414877][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.414877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.414877][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.414877][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.414877][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.414877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.414877][ T10] [ 1894.416928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.416928][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.416928][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.416928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.416928][ T10] ip6_route_add+0x1c/0x140 [ 1894.416928][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1894.416928][ T10] addrconf_add_dev+0xe2/0x170 [ 1894.416928][ T10] inet6_addr_add+0x12f/0xa40 [ 1894.416928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.416928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.416928][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.416928][ T10] netlink_unicast+0x449/0x710 [ 1894.416928][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.416928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.416928][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.416928][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.416928][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.416928][ T10] [ 1894.418919][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.418919][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1894.418919][ T10] ipv6_find_idev+0x102/0x170 [ 1894.418919][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.418919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.418919][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.418919][ T10] netlink_unicast+0x449/0x710 [ 1894.418919][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.418919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.418919][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.418919][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.418919][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.418919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.418919][ T10] [ 1894.420463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1894.420463][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1894.420463][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1894.420463][ T10] ipv6_find_idev+0x102/0x170 [ 1894.420463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.420463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.420463][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.420463][ T10] netlink_unicast+0x449/0x710 [ 1894.420463][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.420463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.420463][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.420463][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.420463][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.420463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.420463][ T10] [ 1894.422174][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1894.422455][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1894.422455][ T10] dst_init+0x84/0x4a0 [ 1894.422455][ T10] dst_alloc+0x97/0x150 [ 1894.422455][ T10] ip6_dst_alloc+0x23/0x90 [ 1894.422455][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1894.422455][ T10] ip6_pol_route+0x56f/0x840 [ 1894.422455][ T10] fib6_rule_lookup+0x456/0x630 [ 1894.422455][ T10] ip6_route_input+0x59c/0xa50 [ 1894.422455][ T10] ipv6_rcv+0x397/0x810 [ 1894.422455][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1894.422455][ T10] process_backlog+0x101/0x620 [ 1894.422455][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1894.422455][ T10] net_rx_action+0x495/0xbe0 [ 1894.422455][ T10] __do_softirq+0x1b5/0x7f6 [ 1894.422455][ T10] [ 1894.424100][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.424100][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1894.424100][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1894.424100][ T10] fib6_nh_init+0xa22/0x1580 [ 1894.424100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.424100][ T10] ip6_route_add+0x1c/0x140 [ 1894.424100][ T10] inet6_rtm_newroute+0x104/0x110 [ 1894.424100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.424100][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.424100][ T10] netlink_unicast+0x449/0x710 [ 1894.424100][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.424100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.424100][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.424100][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.424100][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.424100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.424100][ T10] [ 1894.426010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.426010][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.426010][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.426010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.426010][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1894.426010][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1894.426010][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1894.426010][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1894.426010][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1894.426010][ T10] addrconf_dad_begin+0x310/0x670 [ 1894.426010][ T10] addrconf_dad_work+0x10b/0xab0 [ 1894.426010][ T10] process_one_work+0x84d/0x18a0 [ 1894.426010][ T10] worker_thread+0x587/0xd30 [ 1894.426010][ T10] kthread+0x28a/0x350 [ 1894.426010][ T10] ret_from_fork+0x31/0x70 [ 1894.426010][ T10] ret_from_fork_asm+0x1a/0x30 [ 1894.426010][ T10] [ 1894.427966][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.427966][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.427966][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.427966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.427966][ T10] ip6_route_add+0x1c/0x140 [ 1894.427966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1894.427966][ T10] inet6_addr_add+0x4f8/0xa40 [ 1894.427966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.427966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.427966][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.427966][ T10] netlink_unicast+0x449/0x710 [ 1894.427966][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.427966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.427966][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.427966][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.427966][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.427966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.427966][ T10] [ 1894.430648][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.430648][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.430648][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.430648][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.430648][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1894.430648][ T10] ipv6_add_addr+0x411/0x2000 [ 1894.430648][ T10] inet6_addr_add+0x30e/0xa40 [ 1894.430648][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.430648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.430648][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.430648][ T10] netlink_unicast+0x449/0x710 [ 1894.430648][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.430648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.430648][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.430648][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.430648][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.430648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.430648][ T10] [ 1894.433827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.433827][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.433827][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.433827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.433827][ T10] ip6_route_add+0x1c/0x140 [ 1894.433827][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1894.433827][ T10] addrconf_add_dev+0xe2/0x170 [ 1894.433827][ T10] inet6_addr_add+0x12f/0xa40 [ 1894.433827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.433827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.433827][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.433827][ T10] netlink_unicast+0x449/0x710 [ 1894.433827][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.433827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.433827][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.433827][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.433827][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.433827][ T10] [ 1894.437178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.437178][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1894.437178][ T10] ipv6_find_idev+0x102/0x170 [ 1894.437178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.437178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.437178][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.437178][ T10] netlink_unicast+0x449/0x710 [ 1894.437178][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.437178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.437178][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.437178][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.437178][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.437178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.437178][ T10] [ 1894.439916][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1894.439916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1894.439916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1894.439916][ T10] ipv6_find_idev+0x102/0x170 [ 1894.439916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.439916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.439916][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.439916][ T10] netlink_unicast+0x449/0x710 [ 1894.439916][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.439916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.439916][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.439916][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.439916][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.439916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.439916][ T10] [ 1894.442978][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1894.443368][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1894.443368][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.443368][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.443368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.443368][ T10] ip6_route_add+0x1c/0x140 [ 1894.443368][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1894.443368][ T10] inet6_addr_add+0x4f8/0xa40 [ 1894.443368][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.443368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.443368][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.443368][ T10] netlink_unicast+0x449/0x710 [ 1894.443368][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.443368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.443368][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.443368][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.443368][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.443368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.443368][ T10] [ 1894.446965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1894.446965][ T10] netdev_get_by_index+0x5e/0x80 [ 1894.446965][ T10] fib6_nh_init+0x3d8/0x1580 [ 1894.446965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1894.446965][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1894.446965][ T10] ipv6_add_addr+0x411/0x2000 [ 1894.446965][ T10] inet6_addr_add+0x30e/0xa40 [ 1894.446965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1894.446965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.446965][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.446965][ T10] netlink_unicast+0x449/0x710 [ 1894.446965][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.446965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.446965][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.446965][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.446965][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.446965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.446965][ T10] [ 1894.450423][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1894.450423][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1894.450423][ T10] ipv6_find_idev+0x102/0x170 [ 1894.450423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.450423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.450423][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.450423][ T10] netlink_unicast+0x449/0x710 [ 1894.450423][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.450423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.450423][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.450423][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.450423][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.450423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.450423][ T10] [ 1894.453103][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1894.453103][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1894.453103][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1894.453103][ T10] ipv6_find_idev+0x102/0x170 [ 1894.453103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1894.453103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1894.453103][ T10] netlink_rcv_skb+0x130/0x360 [ 1894.453103][ T10] netlink_unicast+0x449/0x710 [ 1894.453103][ T10] netlink_sendmsg+0x723/0xbe0 [ 1894.453103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1894.453103][ T10] ___sys_sendmsg+0xee/0x170 [ 1894.453103][ T10] __sys_sendmsg+0xcd/0x170 [ 1894.453103][ T10] do_syscall_64+0xc6/0x1e0 [ 1894.453103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1894.453103][ T10] [ 1904.656625][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1904.657058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.657058][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1904.657058][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1904.657058][ T10] fib6_nh_init+0xa22/0x1580 [ 1904.657058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.657058][ T10] ip6_route_add+0x1c/0x140 [ 1904.657058][ T10] inet6_rtm_newroute+0x104/0x110 [ 1904.657058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.657058][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.657058][ T10] netlink_unicast+0x449/0x710 [ 1904.657058][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.657058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.657058][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.657058][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.657058][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.657058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.657058][ T10] [ 1904.659011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.659011][ T10] dst_init+0x84/0x4a0 [ 1904.659011][ T10] dst_alloc+0x97/0x150 [ 1904.659011][ T10] ip6_dst_alloc+0x23/0x90 [ 1904.659011][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1904.659011][ T10] ip6_pol_route+0x56f/0x840 [ 1904.659011][ T10] fib6_rule_lookup+0x456/0x630 [ 1904.659011][ T10] ip6_route_input+0x59c/0xa50 [ 1904.659011][ T10] ipv6_rcv+0x397/0x810 [ 1904.659011][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1904.659011][ T10] process_backlog+0x101/0x620 [ 1904.659011][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1904.659011][ T10] net_rx_action+0x495/0xbe0 [ 1904.659011][ T10] __do_softirq+0x1b5/0x7f6 [ 1904.659011][ T10] [ 1904.660678][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.660678][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.660678][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.660678][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.660678][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1904.660678][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1904.660678][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1904.660678][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1904.660678][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1904.660678][ T10] addrconf_dad_begin+0x310/0x670 [ 1904.660678][ T10] addrconf_dad_work+0x10b/0xab0 [ 1904.660678][ T10] process_one_work+0x84d/0x18a0 [ 1904.660678][ T10] worker_thread+0x587/0xd30 [ 1904.660678][ T10] kthread+0x28a/0x350 [ 1904.660678][ T10] ret_from_fork+0x31/0x70 [ 1904.660678][ T10] ret_from_fork_asm+0x1a/0x30 [ 1904.660678][ T10] [ 1904.662637][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.662637][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.662637][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.662637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.662637][ T10] ip6_route_add+0x1c/0x140 [ 1904.662637][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1904.662637][ T10] inet6_addr_add+0x4f8/0xa40 [ 1904.662637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.662637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.662637][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.662637][ T10] netlink_unicast+0x449/0x710 [ 1904.662637][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.662637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.662637][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.662637][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.662637][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.662637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.662637][ T10] [ 1904.664657][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.664657][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.664657][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.664657][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.664657][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1904.664657][ T10] ipv6_add_addr+0x411/0x2000 [ 1904.664657][ T10] inet6_addr_add+0x30e/0xa40 [ 1904.664657][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.664657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.664657][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.664657][ T10] netlink_unicast+0x449/0x710 [ 1904.664657][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.664657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.664657][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.664657][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.664657][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.664657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.664657][ T10] [ 1904.666688][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.666688][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.666688][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.666688][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.666688][ T10] ip6_route_add+0x1c/0x140 [ 1904.666688][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1904.666688][ T10] addrconf_add_dev+0xe2/0x170 [ 1904.666688][ T10] inet6_addr_add+0x12f/0xa40 [ 1904.666688][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.666688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.666688][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.666688][ T10] netlink_unicast+0x449/0x710 [ 1904.666688][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.666688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.666688][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.666688][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.666688][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.666688][ T10] [ 1904.668678][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.668678][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1904.668678][ T10] ipv6_find_idev+0x102/0x170 [ 1904.668678][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.668678][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.668678][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.668678][ T10] netlink_unicast+0x449/0x710 [ 1904.668678][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.668678][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.668678][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.668678][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.668678][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.668678][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.668678][ T10] [ 1904.670236][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1904.670236][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1904.670236][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1904.670236][ T10] ipv6_find_idev+0x102/0x170 [ 1904.670236][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.670236][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.670236][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.670236][ T10] netlink_unicast+0x449/0x710 [ 1904.670236][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.670236][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.670236][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.670236][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.670236][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.670236][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.670236][ T10] [ 1904.671959][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1904.672243][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1904.672243][ T10] dst_init+0x84/0x4a0 [ 1904.672243][ T10] dst_alloc+0x97/0x150 [ 1904.672243][ T10] ip6_dst_alloc+0x23/0x90 [ 1904.672243][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1904.672243][ T10] ip6_pol_route+0x56f/0x840 [ 1904.672243][ T10] fib6_rule_lookup+0x456/0x630 [ 1904.672243][ T10] ip6_route_input+0x59c/0xa50 [ 1904.672243][ T10] ipv6_rcv+0x397/0x810 [ 1904.672243][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1904.672243][ T10] process_backlog+0x101/0x620 [ 1904.672243][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1904.672243][ T10] net_rx_action+0x495/0xbe0 [ 1904.672243][ T10] __do_softirq+0x1b5/0x7f6 [ 1904.672243][ T10] [ 1904.673893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.673893][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1904.673893][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1904.673893][ T10] fib6_nh_init+0xa22/0x1580 [ 1904.673893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.673893][ T10] ip6_route_add+0x1c/0x140 [ 1904.673893][ T10] inet6_rtm_newroute+0x104/0x110 [ 1904.673893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.673893][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.673893][ T10] netlink_unicast+0x449/0x710 [ 1904.673893][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.673893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.673893][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.673893][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.673893][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.673893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.673893][ T10] [ 1904.675816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.675816][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.675816][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.675816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.675816][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1904.675816][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1904.675816][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1904.675816][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1904.675816][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1904.675816][ T10] addrconf_dad_begin+0x310/0x670 [ 1904.675816][ T10] addrconf_dad_work+0x10b/0xab0 [ 1904.675816][ T10] process_one_work+0x84d/0x18a0 [ 1904.675816][ T10] worker_thread+0x587/0xd30 [ 1904.675816][ T10] kthread+0x28a/0x350 [ 1904.675816][ T10] ret_from_fork+0x31/0x70 [ 1904.675816][ T10] ret_from_fork_asm+0x1a/0x30 [ 1904.675816][ T10] [ 1904.677850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.677850][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.677850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.677850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.677850][ T10] ip6_route_add+0x1c/0x140 [ 1904.677850][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1904.677850][ T10] inet6_addr_add+0x4f8/0xa40 [ 1904.677850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.677850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.677850][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.677850][ T10] netlink_unicast+0x449/0x710 [ 1904.677850][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.677850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.677850][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.677850][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.677850][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.677850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.677850][ T10] [ 1904.679876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.679876][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.679876][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.679876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.679876][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1904.679876][ T10] ipv6_add_addr+0x411/0x2000 [ 1904.679876][ T10] inet6_addr_add+0x30e/0xa40 [ 1904.679876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.679876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.679876][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.679876][ T10] netlink_unicast+0x449/0x710 [ 1904.679876][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.679876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.679876][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.679876][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.679876][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.679876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.679876][ T10] [ 1904.681882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.681882][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.681882][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.681882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.681882][ T10] ip6_route_add+0x1c/0x140 [ 1904.681882][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1904.681882][ T10] addrconf_add_dev+0xe2/0x170 [ 1904.681882][ T10] inet6_addr_add+0x12f/0xa40 [ 1904.681882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.681882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.681882][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.681882][ T10] netlink_unicast+0x449/0x710 [ 1904.681882][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.681882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.681882][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.681882][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.681882][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.681882][ T10] [ 1904.684050][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.684050][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1904.684050][ T10] ipv6_find_idev+0x102/0x170 [ 1904.684050][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.684050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.684050][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.684050][ T10] netlink_unicast+0x449/0x710 [ 1904.684050][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.684050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.684050][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.684050][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.684050][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.684050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.684050][ T10] [ 1904.685849][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1904.685849][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1904.685849][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1904.685849][ T10] ipv6_find_idev+0x102/0x170 [ 1904.685849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.685849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.685849][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.685849][ T10] netlink_unicast+0x449/0x710 [ 1904.685849][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.685849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.685849][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.685849][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.685849][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.685849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.685849][ T10] [ 1904.687744][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1904.688041][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1904.688041][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.688041][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.688041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.688041][ T10] ip6_route_add+0x1c/0x140 [ 1904.688041][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1904.688041][ T10] inet6_addr_add+0x4f8/0xa40 [ 1904.688041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.688041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.688041][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.688041][ T10] netlink_unicast+0x449/0x710 [ 1904.688041][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.688041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.688041][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.688041][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.688041][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.688041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.688041][ T10] [ 1904.690283][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1904.690283][ T10] netdev_get_by_index+0x5e/0x80 [ 1904.690283][ T10] fib6_nh_init+0x3d8/0x1580 [ 1904.690283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1904.690283][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1904.690283][ T10] ipv6_add_addr+0x411/0x2000 [ 1904.690283][ T10] inet6_addr_add+0x30e/0xa40 [ 1904.690283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1904.690283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.690283][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.690283][ T10] netlink_unicast+0x449/0x710 [ 1904.690283][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.690283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.690283][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.690283][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.690283][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.690283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.690283][ T10] [ 1904.692518][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1904.692518][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1904.692518][ T10] ipv6_find_idev+0x102/0x170 [ 1904.692518][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.692518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.692518][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.692518][ T10] netlink_unicast+0x449/0x710 [ 1904.692518][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.692518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.692518][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.692518][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.692518][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.692518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.692518][ T10] [ 1904.694299][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1904.694299][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1904.694299][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1904.694299][ T10] ipv6_find_idev+0x102/0x170 [ 1904.694299][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1904.694299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1904.694299][ T10] netlink_rcv_skb+0x130/0x360 [ 1904.694299][ T10] netlink_unicast+0x449/0x710 [ 1904.694299][ T10] netlink_sendmsg+0x723/0xbe0 [ 1904.694299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1904.694299][ T10] ___sys_sendmsg+0xee/0x170 [ 1904.694299][ T10] __sys_sendmsg+0xcd/0x170 [ 1904.694299][ T10] do_syscall_64+0xc6/0x1e0 [ 1904.694299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1904.694299][ T10] [ 1914.862872][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1914.863266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.863266][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1914.863266][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1914.863266][ T10] fib6_nh_init+0xa22/0x1580 [ 1914.863266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.863266][ T10] ip6_route_add+0x1c/0x140 [ 1914.863266][ T10] inet6_rtm_newroute+0x104/0x110 [ 1914.863266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.863266][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.863266][ T10] netlink_unicast+0x449/0x710 [ 1914.863266][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.863266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.863266][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.863266][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.863266][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.863266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.863266][ T10] [ 1914.865181][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.865181][ T10] dst_init+0x84/0x4a0 [ 1914.865181][ T10] dst_alloc+0x97/0x150 [ 1914.865181][ T10] ip6_dst_alloc+0x23/0x90 [ 1914.865181][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1914.865181][ T10] ip6_pol_route+0x56f/0x840 [ 1914.865181][ T10] fib6_rule_lookup+0x456/0x630 [ 1914.865181][ T10] ip6_route_input+0x59c/0xa50 [ 1914.865181][ T10] ipv6_rcv+0x397/0x810 [ 1914.865181][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1914.865181][ T10] process_backlog+0x101/0x620 [ 1914.865181][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1914.865181][ T10] net_rx_action+0x495/0xbe0 [ 1914.865181][ T10] __do_softirq+0x1b5/0x7f6 [ 1914.865181][ T10] [ 1914.866860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.866860][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.866860][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.866860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.866860][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1914.866860][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1914.866860][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1914.866860][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1914.866860][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1914.866860][ T10] addrconf_dad_begin+0x310/0x670 [ 1914.866860][ T10] addrconf_dad_work+0x10b/0xab0 [ 1914.866860][ T10] process_one_work+0x84d/0x18a0 [ 1914.866860][ T10] worker_thread+0x587/0xd30 [ 1914.866860][ T10] kthread+0x28a/0x350 [ 1914.866860][ T10] ret_from_fork+0x31/0x70 [ 1914.866860][ T10] ret_from_fork_asm+0x1a/0x30 [ 1914.866860][ T10] [ 1914.868781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.868781][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.868781][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.868781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.868781][ T10] ip6_route_add+0x1c/0x140 [ 1914.868781][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1914.868781][ T10] inet6_addr_add+0x4f8/0xa40 [ 1914.868781][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.868781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.868781][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.868781][ T10] netlink_unicast+0x449/0x710 [ 1914.868781][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.868781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.868781][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.868781][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.868781][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.868781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.868781][ T10] [ 1914.871851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.871851][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.871851][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.871851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.871851][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1914.871851][ T10] ipv6_add_addr+0x411/0x2000 [ 1914.871851][ T10] inet6_addr_add+0x30e/0xa40 [ 1914.871851][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.871851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.871851][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.871851][ T10] netlink_unicast+0x449/0x710 [ 1914.871851][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.871851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.871851][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.871851][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.871851][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.871851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.871851][ T10] [ 1914.874941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.874941][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.874941][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.874941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.874941][ T10] ip6_route_add+0x1c/0x140 [ 1914.874941][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1914.874941][ T10] addrconf_add_dev+0xe2/0x170 [ 1914.874941][ T10] inet6_addr_add+0x12f/0xa40 [ 1914.874941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.874941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.874941][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.874941][ T10] netlink_unicast+0x449/0x710 [ 1914.874941][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.874941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.874941][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.874941][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.874941][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.874941][ T10] [ 1914.877999][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.877999][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1914.877999][ T10] ipv6_find_idev+0x102/0x170 [ 1914.877999][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.877999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.877999][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.877999][ T10] netlink_unicast+0x449/0x710 [ 1914.877999][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.877999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.877999][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.877999][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.877999][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.877999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.877999][ T10] [ 1914.880390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1914.880390][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1914.880390][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1914.880390][ T10] ipv6_find_idev+0x102/0x170 [ 1914.880390][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.880390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.880390][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.880390][ T10] netlink_unicast+0x449/0x710 [ 1914.880390][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.880390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.880390][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.880390][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.880390][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.880390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.880390][ T10] [ 1914.883007][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1914.883449][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1914.883449][ T10] dst_init+0x84/0x4a0 [ 1914.883449][ T10] dst_alloc+0x97/0x150 [ 1914.883449][ T10] ip6_dst_alloc+0x23/0x90 [ 1914.883449][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1914.883449][ T10] ip6_pol_route+0x56f/0x840 [ 1914.883449][ T10] fib6_rule_lookup+0x456/0x630 [ 1914.883449][ T10] ip6_route_input+0x59c/0xa50 [ 1914.883449][ T10] ipv6_rcv+0x397/0x810 [ 1914.883449][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1914.883449][ T10] process_backlog+0x101/0x620 [ 1914.883449][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1914.883449][ T10] net_rx_action+0x495/0xbe0 [ 1914.883449][ T10] __do_softirq+0x1b5/0x7f6 [ 1914.883449][ T10] [ 1914.885981][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.885981][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1914.885981][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1914.885981][ T10] fib6_nh_init+0xa22/0x1580 [ 1914.885981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.885981][ T10] ip6_route_add+0x1c/0x140 [ 1914.885981][ T10] inet6_rtm_newroute+0x104/0x110 [ 1914.885981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.885981][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.885981][ T10] netlink_unicast+0x449/0x710 [ 1914.885981][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.885981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.885981][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.885981][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.885981][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.885981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.885981][ T10] [ 1914.888889][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.888889][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.888889][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.888889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.888889][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1914.888889][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1914.888889][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1914.888889][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1914.888889][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1914.888889][ T10] addrconf_dad_begin+0x310/0x670 [ 1914.888889][ T10] addrconf_dad_work+0x10b/0xab0 [ 1914.888889][ T10] process_one_work+0x84d/0x18a0 [ 1914.888889][ T10] worker_thread+0x587/0xd30 [ 1914.888889][ T10] kthread+0x28a/0x350 [ 1914.888889][ T10] ret_from_fork+0x31/0x70 [ 1914.888889][ T10] ret_from_fork_asm+0x1a/0x30 [ 1914.888889][ T10] [ 1914.891894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.891894][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.891894][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.891894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.891894][ T10] ip6_route_add+0x1c/0x140 [ 1914.891894][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1914.891894][ T10] inet6_addr_add+0x4f8/0xa40 [ 1914.891894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.891894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.891894][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.891894][ T10] netlink_unicast+0x449/0x710 [ 1914.891894][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.891894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.891894][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.891894][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.891894][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.891894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.891894][ T10] [ 1914.895035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.895035][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.895035][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.895035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.895035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1914.895035][ T10] ipv6_add_addr+0x411/0x2000 [ 1914.895035][ T10] inet6_addr_add+0x30e/0xa40 [ 1914.895035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.895035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.895035][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.895035][ T10] netlink_unicast+0x449/0x710 [ 1914.895035][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.895035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.895035][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.895035][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.895035][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.895035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.895035][ T10] [ 1914.898070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.898070][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.898070][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.898070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.898070][ T10] ip6_route_add+0x1c/0x140 [ 1914.898070][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1914.898070][ T10] addrconf_add_dev+0xe2/0x170 [ 1914.898070][ T10] inet6_addr_add+0x12f/0xa40 [ 1914.898070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.898070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.898070][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.898070][ T10] netlink_unicast+0x449/0x710 [ 1914.898070][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.898070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.898070][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.898070][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.898070][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.898070][ T10] [ 1914.901642][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.901642][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1914.901642][ T10] ipv6_find_idev+0x102/0x170 [ 1914.901642][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.901642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.901642][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.901642][ T10] netlink_unicast+0x449/0x710 [ 1914.901642][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.901642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.901642][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.901642][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.901642][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.901642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.901642][ T10] [ 1914.904906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1914.904906][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1914.904906][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1914.904906][ T10] ipv6_find_idev+0x102/0x170 [ 1914.904906][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.904906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.904906][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.904906][ T10] netlink_unicast+0x449/0x710 [ 1914.904906][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.904906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.904906][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.904906][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.904906][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.904906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.904906][ T10] [ 1914.907978][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1914.908375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1914.908375][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.908375][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.908375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.908375][ T10] ip6_route_add+0x1c/0x140 [ 1914.908375][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1914.908375][ T10] inet6_addr_add+0x4f8/0xa40 [ 1914.908375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.908375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.908375][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.908375][ T10] netlink_unicast+0x449/0x710 [ 1914.908375][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.908375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.908375][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.908375][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.908375][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.908375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.908375][ T10] [ 1914.911797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1914.911797][ T10] netdev_get_by_index+0x5e/0x80 [ 1914.911797][ T10] fib6_nh_init+0x3d8/0x1580 [ 1914.911797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1914.911797][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1914.911797][ T10] ipv6_add_addr+0x411/0x2000 [ 1914.911797][ T10] inet6_addr_add+0x30e/0xa40 [ 1914.911797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1914.911797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.911797][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.911797][ T10] netlink_unicast+0x449/0x710 [ 1914.911797][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.911797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.911797][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.911797][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.911797][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.911797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.911797][ T10] [ 1914.915318][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1914.915318][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1914.915318][ T10] ipv6_find_idev+0x102/0x170 [ 1914.915318][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.915318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.915318][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.915318][ T10] netlink_unicast+0x449/0x710 [ 1914.915318][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.915318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.915318][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.915318][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.915318][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.915318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.915318][ T10] [ 1914.917960][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1914.917960][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1914.917960][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1914.917960][ T10] ipv6_find_idev+0x102/0x170 [ 1914.917960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1914.917960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1914.917960][ T10] netlink_rcv_skb+0x130/0x360 [ 1914.917960][ T10] netlink_unicast+0x449/0x710 [ 1914.917960][ T10] netlink_sendmsg+0x723/0xbe0 [ 1914.917960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1914.917960][ T10] ___sys_sendmsg+0xee/0x170 [ 1914.917960][ T10] __sys_sendmsg+0xcd/0x170 [ 1914.917960][ T10] do_syscall_64+0xc6/0x1e0 [ 1914.917960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1914.917960][ T10] [ 1925.166932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1925.167384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.167384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1925.167384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1925.167384][ T10] fib6_nh_init+0xa22/0x1580 [ 1925.167384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.167384][ T10] ip6_route_add+0x1c/0x140 [ 1925.167384][ T10] inet6_rtm_newroute+0x104/0x110 [ 1925.167384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.167384][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.167384][ T10] netlink_unicast+0x449/0x710 [ 1925.167384][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.167384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.167384][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.167384][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.167384][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.167384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.167384][ T10] [ 1925.169303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.169303][ T10] dst_init+0x84/0x4a0 [ 1925.169303][ T10] dst_alloc+0x97/0x150 [ 1925.169303][ T10] ip6_dst_alloc+0x23/0x90 [ 1925.169303][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1925.169303][ T10] ip6_pol_route+0x56f/0x840 [ 1925.169303][ T10] fib6_rule_lookup+0x456/0x630 [ 1925.169303][ T10] ip6_route_input+0x59c/0xa50 [ 1925.169303][ T10] ipv6_rcv+0x397/0x810 [ 1925.169303][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1925.169303][ T10] process_backlog+0x101/0x620 [ 1925.169303][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1925.169303][ T10] net_rx_action+0x495/0xbe0 [ 1925.169303][ T10] __do_softirq+0x1b5/0x7f6 [ 1925.169303][ T10] [ 1925.170960][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.170960][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.170960][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.170960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.170960][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1925.170960][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1925.170960][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1925.170960][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1925.170960][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1925.170960][ T10] addrconf_dad_begin+0x310/0x670 [ 1925.170960][ T10] addrconf_dad_work+0x10b/0xab0 [ 1925.170960][ T10] process_one_work+0x84d/0x18a0 [ 1925.170960][ T10] worker_thread+0x587/0xd30 [ 1925.170960][ T10] kthread+0x28a/0x350 [ 1925.170960][ T10] ret_from_fork+0x31/0x70 [ 1925.170960][ T10] ret_from_fork_asm+0x1a/0x30 [ 1925.170960][ T10] [ 1925.172882][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.172882][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.172882][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.172882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.172882][ T10] ip6_route_add+0x1c/0x140 [ 1925.172882][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1925.172882][ T10] inet6_addr_add+0x4f8/0xa40 [ 1925.172882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.172882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.172882][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.172882][ T10] netlink_unicast+0x449/0x710 [ 1925.172882][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.172882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.172882][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.172882][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.172882][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.172882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.172882][ T10] [ 1925.174907][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.174907][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.174907][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.174907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.174907][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1925.174907][ T10] ipv6_add_addr+0x411/0x2000 [ 1925.174907][ T10] inet6_addr_add+0x30e/0xa40 [ 1925.174907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.174907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.174907][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.174907][ T10] netlink_unicast+0x449/0x710 [ 1925.174907][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.174907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.174907][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.174907][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.174907][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.174907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.174907][ T10] [ 1925.176930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.176930][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.176930][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.176930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.176930][ T10] ip6_route_add+0x1c/0x140 [ 1925.176930][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1925.176930][ T10] addrconf_add_dev+0xe2/0x170 [ 1925.176930][ T10] inet6_addr_add+0x12f/0xa40 [ 1925.176930][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.176930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.176930][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.176930][ T10] netlink_unicast+0x449/0x710 [ 1925.176930][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.176930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.176930][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.176930][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.176930][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.176930][ T10] [ 1925.178899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.178899][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1925.178899][ T10] ipv6_find_idev+0x102/0x170 [ 1925.178899][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.178899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.178899][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.178899][ T10] netlink_unicast+0x449/0x710 [ 1925.178899][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.178899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.178899][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.178899][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.178899][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.178899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.178899][ T10] [ 1925.180487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1925.180487][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1925.180487][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1925.180487][ T10] ipv6_find_idev+0x102/0x170 [ 1925.180487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.180487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.180487][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.180487][ T10] netlink_unicast+0x449/0x710 [ 1925.180487][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.180487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.180487][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.180487][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.180487][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.180487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.180487][ T10] [ 1925.182208][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1925.182492][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1925.182492][ T10] dst_init+0x84/0x4a0 [ 1925.182492][ T10] dst_alloc+0x97/0x150 [ 1925.182492][ T10] ip6_dst_alloc+0x23/0x90 [ 1925.182492][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1925.182492][ T10] ip6_pol_route+0x56f/0x840 [ 1925.182492][ T10] fib6_rule_lookup+0x456/0x630 [ 1925.182492][ T10] ip6_route_input+0x59c/0xa50 [ 1925.182492][ T10] ipv6_rcv+0x397/0x810 [ 1925.182492][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1925.182492][ T10] process_backlog+0x101/0x620 [ 1925.182492][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1925.182492][ T10] net_rx_action+0x495/0xbe0 [ 1925.182492][ T10] __do_softirq+0x1b5/0x7f6 [ 1925.182492][ T10] [ 1925.184139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.184139][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1925.184139][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1925.184139][ T10] fib6_nh_init+0xa22/0x1580 [ 1925.184139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.184139][ T10] ip6_route_add+0x1c/0x140 [ 1925.184139][ T10] inet6_rtm_newroute+0x104/0x110 [ 1925.184139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.184139][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.184139][ T10] netlink_unicast+0x449/0x710 [ 1925.184139][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.184139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.184139][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.184139][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.184139][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.184139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.184139][ T10] [ 1925.186042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.186042][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.186042][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.186042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.186042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1925.186042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1925.186042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1925.186042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1925.186042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1925.186042][ T10] addrconf_dad_begin+0x310/0x670 [ 1925.186042][ T10] addrconf_dad_work+0x10b/0xab0 [ 1925.186042][ T10] process_one_work+0x84d/0x18a0 [ 1925.186042][ T10] worker_thread+0x587/0xd30 [ 1925.186042][ T10] kthread+0x28a/0x350 [ 1925.186042][ T10] ret_from_fork+0x31/0x70 [ 1925.186042][ T10] ret_from_fork_asm+0x1a/0x30 [ 1925.186042][ T10] [ 1925.187970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.187970][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.187970][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.187970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.187970][ T10] ip6_route_add+0x1c/0x140 [ 1925.187970][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1925.187970][ T10] inet6_addr_add+0x4f8/0xa40 [ 1925.187970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.187970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.187970][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.187970][ T10] netlink_unicast+0x449/0x710 [ 1925.187970][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.187970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.187970][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.187970][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.187970][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.187970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.187970][ T10] [ 1925.189988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.189988][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.189988][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.189988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.189988][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1925.189988][ T10] ipv6_add_addr+0x411/0x2000 [ 1925.189988][ T10] inet6_addr_add+0x30e/0xa40 [ 1925.189988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.189988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.189988][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.189988][ T10] netlink_unicast+0x449/0x710 [ 1925.189988][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.189988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.189988][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.189988][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.189988][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.189988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.189988][ T10] [ 1925.192003][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.192003][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.192003][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.192003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.192003][ T10] ip6_route_add+0x1c/0x140 [ 1925.192003][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1925.192003][ T10] addrconf_add_dev+0xe2/0x170 [ 1925.192003][ T10] inet6_addr_add+0x12f/0xa40 [ 1925.192003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.192003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.192003][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.192003][ T10] netlink_unicast+0x449/0x710 [ 1925.192003][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.192003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.192003][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.192003][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.192003][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.192003][ T10] [ 1925.194149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.194149][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1925.194149][ T10] ipv6_find_idev+0x102/0x170 [ 1925.194149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.194149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.194149][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.194149][ T10] netlink_unicast+0x449/0x710 [ 1925.194149][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.194149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.194149][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.194149][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.194149][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.194149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.194149][ T10] [ 1925.195936][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1925.195936][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1925.195936][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1925.195936][ T10] ipv6_find_idev+0x102/0x170 [ 1925.195936][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.195936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.195936][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.195936][ T10] netlink_unicast+0x449/0x710 [ 1925.195936][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.195936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.195936][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.195936][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.195936][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.195936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.195936][ T10] [ 1925.197832][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1925.198074][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1925.198074][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.198074][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.198074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.198074][ T10] ip6_route_add+0x1c/0x140 [ 1925.198074][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1925.198074][ T10] inet6_addr_add+0x4f8/0xa40 [ 1925.198074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.198074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.198074][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.198074][ T10] netlink_unicast+0x449/0x710 [ 1925.198074][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.198074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.198074][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.198074][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.198074][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.198074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.198074][ T10] [ 1925.200313][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1925.200313][ T10] netdev_get_by_index+0x5e/0x80 [ 1925.200313][ T10] fib6_nh_init+0x3d8/0x1580 [ 1925.200313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1925.200313][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1925.200313][ T10] ipv6_add_addr+0x411/0x2000 [ 1925.200313][ T10] inet6_addr_add+0x30e/0xa40 [ 1925.200313][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1925.200313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.200313][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.200313][ T10] netlink_unicast+0x449/0x710 [ 1925.200313][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.200313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.200313][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.200313][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.200313][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.200313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.200313][ T10] [ 1925.202547][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1925.202547][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1925.202547][ T10] ipv6_find_idev+0x102/0x170 [ 1925.202547][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.202547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.202547][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.202547][ T10] netlink_unicast+0x449/0x710 [ 1925.202547][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.202547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.202547][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.202547][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.202547][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.202547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.202547][ T10] [ 1925.204332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1925.204332][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1925.204332][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1925.204332][ T10] ipv6_find_idev+0x102/0x170 [ 1925.204332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1925.204332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1925.204332][ T10] netlink_rcv_skb+0x130/0x360 [ 1925.204332][ T10] netlink_unicast+0x449/0x710 [ 1925.204332][ T10] netlink_sendmsg+0x723/0xbe0 [ 1925.204332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1925.204332][ T10] ___sys_sendmsg+0xee/0x170 [ 1925.204332][ T10] __sys_sendmsg+0xcd/0x170 [ 1925.204332][ T10] do_syscall_64+0xc6/0x1e0 [ 1925.204332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1925.204332][ T10] [ 1935.454950][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1935.455368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.455368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1935.455368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1935.455368][ T10] fib6_nh_init+0xa22/0x1580 [ 1935.455368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.455368][ T10] ip6_route_add+0x1c/0x140 [ 1935.455368][ T10] inet6_rtm_newroute+0x104/0x110 [ 1935.455368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.455368][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.455368][ T10] netlink_unicast+0x449/0x710 [ 1935.455368][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.455368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.455368][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.455368][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.455368][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.455368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.455368][ T10] [ 1935.457367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.457367][ T10] dst_init+0x84/0x4a0 [ 1935.457367][ T10] dst_alloc+0x97/0x150 [ 1935.457367][ T10] ip6_dst_alloc+0x23/0x90 [ 1935.457367][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1935.457367][ T10] ip6_pol_route+0x56f/0x840 [ 1935.457367][ T10] fib6_rule_lookup+0x456/0x630 [ 1935.457367][ T10] ip6_route_input+0x59c/0xa50 [ 1935.457367][ T10] ipv6_rcv+0x397/0x810 [ 1935.457367][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1935.457367][ T10] process_backlog+0x101/0x620 [ 1935.457367][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1935.457367][ T10] net_rx_action+0x495/0xbe0 [ 1935.457367][ T10] __do_softirq+0x1b5/0x7f6 [ 1935.457367][ T10] [ 1935.459063][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.459063][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.459063][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.459063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.459063][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1935.459063][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1935.459063][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1935.459063][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1935.459063][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1935.459063][ T10] addrconf_dad_begin+0x310/0x670 [ 1935.459063][ T10] addrconf_dad_work+0x10b/0xab0 [ 1935.459063][ T10] process_one_work+0x84d/0x18a0 [ 1935.459063][ T10] worker_thread+0x587/0xd30 [ 1935.459063][ T10] kthread+0x28a/0x350 [ 1935.459063][ T10] ret_from_fork+0x31/0x70 [ 1935.459063][ T10] ret_from_fork_asm+0x1a/0x30 [ 1935.459063][ T10] [ 1935.461024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.461024][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.461024][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.461024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.461024][ T10] ip6_route_add+0x1c/0x140 [ 1935.461024][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1935.461024][ T10] inet6_addr_add+0x4f8/0xa40 [ 1935.461024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.461024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.461024][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.461024][ T10] netlink_unicast+0x449/0x710 [ 1935.461024][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.461024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.461024][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.461024][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.461024][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.461024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.461024][ T10] [ 1935.463067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.463067][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.463067][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.463067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.463067][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1935.463067][ T10] ipv6_add_addr+0x411/0x2000 [ 1935.463067][ T10] inet6_addr_add+0x30e/0xa40 [ 1935.463067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.463067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.463067][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.463067][ T10] netlink_unicast+0x449/0x710 [ 1935.463067][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.463067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.463067][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.463067][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.463067][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.463067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.463067][ T10] [ 1935.465098][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.465098][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.465098][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.465098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.465098][ T10] ip6_route_add+0x1c/0x140 [ 1935.465098][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1935.465098][ T10] addrconf_add_dev+0xe2/0x170 [ 1935.465098][ T10] inet6_addr_add+0x12f/0xa40 [ 1935.465098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.465098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.465098][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.465098][ T10] netlink_unicast+0x449/0x710 [ 1935.465098][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.465098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.465098][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.465098][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.465098][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.465098][ T10] [ 1935.467118][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.467118][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1935.467118][ T10] ipv6_find_idev+0x102/0x170 [ 1935.467118][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.467118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.467118][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.467118][ T10] netlink_unicast+0x449/0x710 [ 1935.467118][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.467118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.467118][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.467118][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.467118][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.467118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.467118][ T10] [ 1935.468691][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1935.468691][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1935.468691][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1935.468691][ T10] ipv6_find_idev+0x102/0x170 [ 1935.468691][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.468691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.468691][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.468691][ T10] netlink_unicast+0x449/0x710 [ 1935.468691][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.468691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.468691][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.468691][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.468691][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.468691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.468691][ T10] [ 1935.470438][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1935.470727][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1935.470727][ T10] dst_init+0x84/0x4a0 [ 1935.470727][ T10] dst_alloc+0x97/0x150 [ 1935.470727][ T10] ip6_dst_alloc+0x23/0x90 [ 1935.470727][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1935.470727][ T10] ip6_pol_route+0x56f/0x840 [ 1935.470727][ T10] fib6_rule_lookup+0x456/0x630 [ 1935.470727][ T10] ip6_route_input+0x59c/0xa50 [ 1935.470727][ T10] ipv6_rcv+0x397/0x810 [ 1935.470727][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1935.470727][ T10] process_backlog+0x101/0x620 [ 1935.470727][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1935.470727][ T10] net_rx_action+0x495/0xbe0 [ 1935.470727][ T10] __do_softirq+0x1b5/0x7f6 [ 1935.470727][ T10] [ 1935.472387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.472387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1935.472387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1935.472387][ T10] fib6_nh_init+0xa22/0x1580 [ 1935.472387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.472387][ T10] ip6_route_add+0x1c/0x140 [ 1935.472387][ T10] inet6_rtm_newroute+0x104/0x110 [ 1935.472387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.472387][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.472387][ T10] netlink_unicast+0x449/0x710 [ 1935.472387][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.472387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.472387][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.472387][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.472387][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.472387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.472387][ T10] [ 1935.474307][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.474307][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.474307][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.474307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.474307][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1935.474307][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1935.474307][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1935.474307][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1935.474307][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1935.474307][ T10] addrconf_dad_begin+0x310/0x670 [ 1935.474307][ T10] addrconf_dad_work+0x10b/0xab0 [ 1935.474307][ T10] process_one_work+0x84d/0x18a0 [ 1935.474307][ T10] worker_thread+0x587/0xd30 [ 1935.474307][ T10] kthread+0x28a/0x350 [ 1935.474307][ T10] ret_from_fork+0x31/0x70 [ 1935.474307][ T10] ret_from_fork_asm+0x1a/0x30 [ 1935.474307][ T10] [ 1935.476307][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.476307][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.476307][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.476307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.476307][ T10] ip6_route_add+0x1c/0x140 [ 1935.476307][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1935.476307][ T10] inet6_addr_add+0x4f8/0xa40 [ 1935.476307][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.476307][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.476307][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.476307][ T10] netlink_unicast+0x449/0x710 [ 1935.476307][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.476307][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.476307][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.476307][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.476307][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.476307][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.476307][ T10] [ 1935.478328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.478328][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.478328][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.478328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.478328][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1935.478328][ T10] ipv6_add_addr+0x411/0x2000 [ 1935.478328][ T10] inet6_addr_add+0x30e/0xa40 [ 1935.478328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.478328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.478328][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.478328][ T10] netlink_unicast+0x449/0x710 [ 1935.478328][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.478328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.478328][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.478328][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.478328][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.478328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.478328][ T10] [ 1935.480377][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.480377][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.480377][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.480377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.480377][ T10] ip6_route_add+0x1c/0x140 [ 1935.480377][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1935.480377][ T10] addrconf_add_dev+0xe2/0x170 [ 1935.480377][ T10] inet6_addr_add+0x12f/0xa40 [ 1935.480377][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.480377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.480377][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.480377][ T10] netlink_unicast+0x449/0x710 [ 1935.480377][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.480377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.480377][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.480377][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.480377][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.480377][ T10] [ 1935.482508][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.482508][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1935.482508][ T10] ipv6_find_idev+0x102/0x170 [ 1935.482508][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.482508][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.482508][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.482508][ T10] netlink_unicast+0x449/0x710 [ 1935.482508][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.482508][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.482508][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.482508][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.482508][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.482508][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.482508][ T10] [ 1935.484258][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1935.484258][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1935.484258][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1935.484258][ T10] ipv6_find_idev+0x102/0x170 [ 1935.484258][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.484258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.484258][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.484258][ T10] netlink_unicast+0x449/0x710 [ 1935.484258][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.484258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.484258][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.484258][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.484258][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.484258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.484258][ T10] [ 1935.486309][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1935.486557][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1935.486557][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.486557][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.486557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.486557][ T10] ip6_route_add+0x1c/0x140 [ 1935.486557][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1935.486557][ T10] inet6_addr_add+0x4f8/0xa40 [ 1935.486557][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.486557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.486557][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.486557][ T10] netlink_unicast+0x449/0x710 [ 1935.486557][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.486557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.486557][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.486557][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.486557][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.486557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.486557][ T10] [ 1935.488828][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1935.488828][ T10] netdev_get_by_index+0x5e/0x80 [ 1935.488828][ T10] fib6_nh_init+0x3d8/0x1580 [ 1935.488828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1935.488828][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1935.488828][ T10] ipv6_add_addr+0x411/0x2000 [ 1935.488828][ T10] inet6_addr_add+0x30e/0xa40 [ 1935.488828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1935.488828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.488828][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.488828][ T10] netlink_unicast+0x449/0x710 [ 1935.488828][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.488828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.488828][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.488828][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.488828][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.488828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.488828][ T10] [ 1935.491094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1935.491094][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1935.491094][ T10] ipv6_find_idev+0x102/0x170 [ 1935.491094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.491094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.491094][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.491094][ T10] netlink_unicast+0x449/0x710 [ 1935.491094][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.491094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.491094][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.491094][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.491094][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.491094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.491094][ T10] [ 1935.492835][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1935.492835][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1935.492835][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1935.492835][ T10] ipv6_find_idev+0x102/0x170 [ 1935.492835][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1935.492835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1935.492835][ T10] netlink_rcv_skb+0x130/0x360 [ 1935.492835][ T10] netlink_unicast+0x449/0x710 [ 1935.492835][ T10] netlink_sendmsg+0x723/0xbe0 [ 1935.492835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1935.492835][ T10] ___sys_sendmsg+0xee/0x170 [ 1935.492835][ T10] __sys_sendmsg+0xcd/0x170 [ 1935.492835][ T10] do_syscall_64+0xc6/0x1e0 [ 1935.492835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1935.492835][ T10] [ 1945.742980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1945.743392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.743392][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1945.743392][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1945.743392][ T10] fib6_nh_init+0xa22/0x1580 [ 1945.743392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.743392][ T10] ip6_route_add+0x1c/0x140 [ 1945.743392][ T10] inet6_rtm_newroute+0x104/0x110 [ 1945.743392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.743392][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.743392][ T10] netlink_unicast+0x449/0x710 [ 1945.743392][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.743392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.743392][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.743392][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.743392][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.743392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.743392][ T10] [ 1945.745311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.745311][ T10] dst_init+0x84/0x4a0 [ 1945.745311][ T10] dst_alloc+0x97/0x150 [ 1945.745311][ T10] ip6_dst_alloc+0x23/0x90 [ 1945.745311][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1945.745311][ T10] ip6_pol_route+0x56f/0x840 [ 1945.745311][ T10] fib6_rule_lookup+0x456/0x630 [ 1945.745311][ T10] ip6_route_input+0x59c/0xa50 [ 1945.745311][ T10] ipv6_rcv+0x397/0x810 [ 1945.745311][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1945.745311][ T10] process_backlog+0x101/0x620 [ 1945.745311][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1945.745311][ T10] net_rx_action+0x495/0xbe0 [ 1945.745311][ T10] __do_softirq+0x1b5/0x7f6 [ 1945.745311][ T10] [ 1945.746972][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.746972][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.746972][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.746972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.746972][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1945.746972][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1945.746972][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1945.746972][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1945.746972][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1945.746972][ T10] addrconf_dad_begin+0x310/0x670 [ 1945.746972][ T10] addrconf_dad_work+0x10b/0xab0 [ 1945.746972][ T10] process_one_work+0x84d/0x18a0 [ 1945.746972][ T10] worker_thread+0x587/0xd30 [ 1945.746972][ T10] kthread+0x28a/0x350 [ 1945.746972][ T10] ret_from_fork+0x31/0x70 [ 1945.746972][ T10] ret_from_fork_asm+0x1a/0x30 [ 1945.746972][ T10] [ 1945.748896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.748896][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.748896][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.748896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.748896][ T10] ip6_route_add+0x1c/0x140 [ 1945.748896][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1945.748896][ T10] inet6_addr_add+0x4f8/0xa40 [ 1945.748896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.748896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.748896][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.748896][ T10] netlink_unicast+0x449/0x710 [ 1945.748896][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.748896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.748896][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.748896][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.748896][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.748896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.748896][ T10] [ 1945.750902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.750902][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.750902][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.750902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.750902][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1945.750902][ T10] ipv6_add_addr+0x411/0x2000 [ 1945.750902][ T10] inet6_addr_add+0x30e/0xa40 [ 1945.750902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.750902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.750902][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.750902][ T10] netlink_unicast+0x449/0x710 [ 1945.750902][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.750902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.750902][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.750902][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.750902][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.750902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.750902][ T10] [ 1945.752919][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.752919][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.752919][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.752919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.752919][ T10] ip6_route_add+0x1c/0x140 [ 1945.752919][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1945.752919][ T10] addrconf_add_dev+0xe2/0x170 [ 1945.752919][ T10] inet6_addr_add+0x12f/0xa40 [ 1945.752919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.752919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.752919][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.752919][ T10] netlink_unicast+0x449/0x710 [ 1945.752919][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.752919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.752919][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.752919][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.752919][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.752919][ T10] [ 1945.754885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.754885][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1945.754885][ T10] ipv6_find_idev+0x102/0x170 [ 1945.754885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.754885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.754885][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.754885][ T10] netlink_unicast+0x449/0x710 [ 1945.754885][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.754885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.754885][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.754885][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.754885][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.754885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.754885][ T10] [ 1945.756444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1945.756444][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1945.756444][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1945.756444][ T10] ipv6_find_idev+0x102/0x170 [ 1945.756444][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.756444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.756444][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.756444][ T10] netlink_unicast+0x449/0x710 [ 1945.756444][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.756444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.756444][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.756444][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.756444][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.756444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.756444][ T10] [ 1945.758166][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1945.758438][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1945.758438][ T10] dst_init+0x84/0x4a0 [ 1945.758438][ T10] dst_alloc+0x97/0x150 [ 1945.758438][ T10] ip6_dst_alloc+0x23/0x90 [ 1945.758438][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1945.758438][ T10] ip6_pol_route+0x56f/0x840 [ 1945.758438][ T10] fib6_rule_lookup+0x456/0x630 [ 1945.758438][ T10] ip6_route_input+0x59c/0xa50 [ 1945.758438][ T10] ipv6_rcv+0x397/0x810 [ 1945.758438][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1945.758438][ T10] process_backlog+0x101/0x620 [ 1945.758438][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1945.758438][ T10] net_rx_action+0x495/0xbe0 [ 1945.758438][ T10] __do_softirq+0x1b5/0x7f6 [ 1945.758438][ T10] [ 1945.760079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.760079][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1945.760079][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1945.760079][ T10] fib6_nh_init+0xa22/0x1580 [ 1945.760079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.760079][ T10] ip6_route_add+0x1c/0x140 [ 1945.760079][ T10] inet6_rtm_newroute+0x104/0x110 [ 1945.760079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.760079][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.760079][ T10] netlink_unicast+0x449/0x710 [ 1945.760079][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.760079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.760079][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.760079][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.760079][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.760079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.760079][ T10] [ 1945.761961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.761961][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.761961][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.761961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.761961][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1945.761961][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1945.761961][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1945.761961][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1945.761961][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1945.761961][ T10] addrconf_dad_begin+0x310/0x670 [ 1945.761961][ T10] addrconf_dad_work+0x10b/0xab0 [ 1945.761961][ T10] process_one_work+0x84d/0x18a0 [ 1945.761961][ T10] worker_thread+0x587/0xd30 [ 1945.761961][ T10] kthread+0x28a/0x350 [ 1945.761961][ T10] ret_from_fork+0x31/0x70 [ 1945.761961][ T10] ret_from_fork_asm+0x1a/0x30 [ 1945.761961][ T10] [ 1945.763875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.763875][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.763875][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.763875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.763875][ T10] ip6_route_add+0x1c/0x140 [ 1945.763875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1945.763875][ T10] inet6_addr_add+0x4f8/0xa40 [ 1945.763875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.763875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.763875][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.763875][ T10] netlink_unicast+0x449/0x710 [ 1945.763875][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.763875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.763875][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.763875][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.763875][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.763875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.763875][ T10] [ 1945.765882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.765882][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.765882][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.765882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.765882][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1945.765882][ T10] ipv6_add_addr+0x411/0x2000 [ 1945.765882][ T10] inet6_addr_add+0x30e/0xa40 [ 1945.765882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.765882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.765882][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.765882][ T10] netlink_unicast+0x449/0x710 [ 1945.765882][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.765882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.765882][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.765882][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.765882][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.765882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.765882][ T10] [ 1945.767901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.767901][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.767901][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.767901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.767901][ T10] ip6_route_add+0x1c/0x140 [ 1945.767901][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1945.767901][ T10] addrconf_add_dev+0xe2/0x170 [ 1945.767901][ T10] inet6_addr_add+0x12f/0xa40 [ 1945.767901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.767901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.767901][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.767901][ T10] netlink_unicast+0x449/0x710 [ 1945.767901][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.767901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.767901][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.767901][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.767901][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.767901][ T10] [ 1945.770052][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.770052][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1945.770052][ T10] ipv6_find_idev+0x102/0x170 [ 1945.770052][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.770052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.770052][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.770052][ T10] netlink_unicast+0x449/0x710 [ 1945.770052][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.770052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.770052][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.770052][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.770052][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.770052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.770052][ T10] [ 1945.772663][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1945.772663][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1945.772663][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1945.772663][ T10] ipv6_find_idev+0x102/0x170 [ 1945.772663][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.772663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.772663][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.772663][ T10] netlink_unicast+0x449/0x710 [ 1945.772663][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.772663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.772663][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.772663][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.772663][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.772663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.772663][ T10] [ 1945.775634][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1945.776028][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1945.776028][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.776028][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.776028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.776028][ T10] ip6_route_add+0x1c/0x140 [ 1945.776028][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1945.776028][ T10] inet6_addr_add+0x4f8/0xa40 [ 1945.776028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.776028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.776028][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.776028][ T10] netlink_unicast+0x449/0x710 [ 1945.776028][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.776028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.776028][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.776028][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.776028][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.776028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.776028][ T10] [ 1945.779583][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1945.779583][ T10] netdev_get_by_index+0x5e/0x80 [ 1945.779583][ T10] fib6_nh_init+0x3d8/0x1580 [ 1945.779583][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1945.779583][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1945.779583][ T10] ipv6_add_addr+0x411/0x2000 [ 1945.779583][ T10] inet6_addr_add+0x30e/0xa40 [ 1945.779583][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1945.779583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.779583][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.779583][ T10] netlink_unicast+0x449/0x710 [ 1945.779583][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.779583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.779583][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.779583][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.779583][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.779583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.779583][ T10] [ 1945.783063][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1945.783063][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1945.783063][ T10] ipv6_find_idev+0x102/0x170 [ 1945.783063][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.783063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.783063][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.783063][ T10] netlink_unicast+0x449/0x710 [ 1945.783063][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.783063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.783063][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.783063][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.783063][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.783063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.783063][ T10] [ 1945.785917][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1945.785917][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1945.785917][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1945.785917][ T10] ipv6_find_idev+0x102/0x170 [ 1945.785917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1945.785917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1945.785917][ T10] netlink_rcv_skb+0x130/0x360 [ 1945.785917][ T10] netlink_unicast+0x449/0x710 [ 1945.785917][ T10] netlink_sendmsg+0x723/0xbe0 [ 1945.785917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1945.785917][ T10] ___sys_sendmsg+0xee/0x170 [ 1945.785917][ T10] __sys_sendmsg+0xcd/0x170 [ 1945.785917][ T10] do_syscall_64+0xc6/0x1e0 [ 1945.785917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1945.785917][ T10] [ 1955.806924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1955.807403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.807403][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1955.807403][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1955.807403][ T10] fib6_nh_init+0xa22/0x1580 [ 1955.807403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.807403][ T10] ip6_route_add+0x1c/0x140 [ 1955.807403][ T10] inet6_rtm_newroute+0x104/0x110 [ 1955.807403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.807403][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.807403][ T10] netlink_unicast+0x449/0x710 [ 1955.807403][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.807403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.807403][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.807403][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.807403][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.807403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.807403][ T10] [ 1955.809341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.809341][ T10] dst_init+0x84/0x4a0 [ 1955.809341][ T10] dst_alloc+0x97/0x150 [ 1955.809341][ T10] ip6_dst_alloc+0x23/0x90 [ 1955.809341][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1955.809341][ T10] ip6_pol_route+0x56f/0x840 [ 1955.809341][ T10] fib6_rule_lookup+0x456/0x630 [ 1955.809341][ T10] ip6_route_input+0x59c/0xa50 [ 1955.809341][ T10] ipv6_rcv+0x397/0x810 [ 1955.809341][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1955.809341][ T10] process_backlog+0x101/0x620 [ 1955.809341][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1955.809341][ T10] net_rx_action+0x495/0xbe0 [ 1955.809341][ T10] __do_softirq+0x1b5/0x7f6 [ 1955.809341][ T10] [ 1955.811011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.811011][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.811011][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.811011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.811011][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1955.811011][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1955.811011][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1955.811011][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1955.811011][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1955.811011][ T10] addrconf_dad_begin+0x310/0x670 [ 1955.811011][ T10] addrconf_dad_work+0x10b/0xab0 [ 1955.811011][ T10] process_one_work+0x84d/0x18a0 [ 1955.811011][ T10] worker_thread+0x587/0xd30 [ 1955.811011][ T10] kthread+0x28a/0x350 [ 1955.811011][ T10] ret_from_fork+0x31/0x70 [ 1955.811011][ T10] ret_from_fork_asm+0x1a/0x30 [ 1955.811011][ T10] [ 1955.812960][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.812960][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.812960][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.812960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.812960][ T10] ip6_route_add+0x1c/0x140 [ 1955.812960][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1955.812960][ T10] inet6_addr_add+0x4f8/0xa40 [ 1955.812960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.812960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.812960][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.812960][ T10] netlink_unicast+0x449/0x710 [ 1955.812960][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.812960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.812960][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.812960][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.812960][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.812960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.812960][ T10] [ 1955.815005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.815005][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.815005][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.815005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.815005][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1955.815005][ T10] ipv6_add_addr+0x411/0x2000 [ 1955.815005][ T10] inet6_addr_add+0x30e/0xa40 [ 1955.815005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.815005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.815005][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.815005][ T10] netlink_unicast+0x449/0x710 [ 1955.815005][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.815005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.815005][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.815005][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.815005][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.815005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.815005][ T10] [ 1955.817056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.817056][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.817056][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.817056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.817056][ T10] ip6_route_add+0x1c/0x140 [ 1955.817056][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1955.817056][ T10] addrconf_add_dev+0xe2/0x170 [ 1955.817056][ T10] inet6_addr_add+0x12f/0xa40 [ 1955.817056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.817056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.817056][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.817056][ T10] netlink_unicast+0x449/0x710 [ 1955.817056][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.817056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.817056][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.817056][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.817056][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.817056][ T10] [ 1955.819042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.819042][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1955.819042][ T10] ipv6_find_idev+0x102/0x170 [ 1955.819042][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.819042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.819042][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.819042][ T10] netlink_unicast+0x449/0x710 [ 1955.819042][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.819042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.819042][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.819042][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.819042][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.819042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.819042][ T10] [ 1955.820622][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1955.820622][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1955.820622][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1955.820622][ T10] ipv6_find_idev+0x102/0x170 [ 1955.820622][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.820622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.820622][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.820622][ T10] netlink_unicast+0x449/0x710 [ 1955.820622][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.820622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.820622][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.820622][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.820622][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.820622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.820622][ T10] [ 1955.822341][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1955.822624][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1955.822624][ T10] dst_init+0x84/0x4a0 [ 1955.822624][ T10] dst_alloc+0x97/0x150 [ 1955.822624][ T10] ip6_dst_alloc+0x23/0x90 [ 1955.822624][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1955.822624][ T10] ip6_pol_route+0x56f/0x840 [ 1955.822624][ T10] fib6_rule_lookup+0x456/0x630 [ 1955.822624][ T10] ip6_route_input+0x59c/0xa50 [ 1955.822624][ T10] ipv6_rcv+0x397/0x810 [ 1955.822624][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1955.822624][ T10] process_backlog+0x101/0x620 [ 1955.822624][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1955.822624][ T10] net_rx_action+0x495/0xbe0 [ 1955.822624][ T10] __do_softirq+0x1b5/0x7f6 [ 1955.822624][ T10] [ 1955.824272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.824272][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1955.824272][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1955.824272][ T10] fib6_nh_init+0xa22/0x1580 [ 1955.824272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.824272][ T10] ip6_route_add+0x1c/0x140 [ 1955.824272][ T10] inet6_rtm_newroute+0x104/0x110 [ 1955.824272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.824272][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.824272][ T10] netlink_unicast+0x449/0x710 [ 1955.824272][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.824272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.824272][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.824272][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.824272][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.824272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.824272][ T10] [ 1955.826169][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.826169][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.826169][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.826169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.826169][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1955.826169][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1955.826169][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1955.826169][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1955.826169][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1955.826169][ T10] addrconf_dad_begin+0x310/0x670 [ 1955.826169][ T10] addrconf_dad_work+0x10b/0xab0 [ 1955.826169][ T10] process_one_work+0x84d/0x18a0 [ 1955.826169][ T10] worker_thread+0x587/0xd30 [ 1955.826169][ T10] kthread+0x28a/0x350 [ 1955.826169][ T10] ret_from_fork+0x31/0x70 [ 1955.826169][ T10] ret_from_fork_asm+0x1a/0x30 [ 1955.826169][ T10] [ 1955.828114][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.828114][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.828114][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.828114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.828114][ T10] ip6_route_add+0x1c/0x140 [ 1955.828114][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1955.828114][ T10] inet6_addr_add+0x4f8/0xa40 [ 1955.828114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.828114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.828114][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.828114][ T10] netlink_unicast+0x449/0x710 [ 1955.828114][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.828114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.828114][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.828114][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.828114][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.828114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.828114][ T10] [ 1955.830140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.830140][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.830140][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.830140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.830140][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1955.830140][ T10] ipv6_add_addr+0x411/0x2000 [ 1955.830140][ T10] inet6_addr_add+0x30e/0xa40 [ 1955.830140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.830140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.830140][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.830140][ T10] netlink_unicast+0x449/0x710 [ 1955.830140][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.830140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.830140][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.830140][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.830140][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.830140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.830140][ T10] [ 1955.832162][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.832162][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.832162][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.832162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.832162][ T10] ip6_route_add+0x1c/0x140 [ 1955.832162][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1955.832162][ T10] addrconf_add_dev+0xe2/0x170 [ 1955.832162][ T10] inet6_addr_add+0x12f/0xa40 [ 1955.832162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.832162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.832162][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.832162][ T10] netlink_unicast+0x449/0x710 [ 1955.832162][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.832162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.832162][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.832162][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.832162][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.832162][ T10] [ 1955.834266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.834266][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1955.834266][ T10] ipv6_find_idev+0x102/0x170 [ 1955.834266][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.834266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.834266][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.834266][ T10] netlink_unicast+0x449/0x710 [ 1955.834266][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.834266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.834266][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.834266][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.834266][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.834266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.834266][ T10] [ 1955.836022][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1955.836022][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1955.836022][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1955.836022][ T10] ipv6_find_idev+0x102/0x170 [ 1955.836022][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.836022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.836022][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.836022][ T10] netlink_unicast+0x449/0x710 [ 1955.836022][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.836022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.836022][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.836022][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.836022][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.836022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.836022][ T10] [ 1955.838032][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1955.838287][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1955.838287][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.838287][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.838287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.838287][ T10] ip6_route_add+0x1c/0x140 [ 1955.838287][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1955.838287][ T10] inet6_addr_add+0x4f8/0xa40 [ 1955.838287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.838287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.838287][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.838287][ T10] netlink_unicast+0x449/0x710 [ 1955.838287][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.838287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.838287][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.838287][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.838287][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.838287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.838287][ T10] [ 1955.840490][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1955.840490][ T10] netdev_get_by_index+0x5e/0x80 [ 1955.840490][ T10] fib6_nh_init+0x3d8/0x1580 [ 1955.840490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1955.840490][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1955.840490][ T10] ipv6_add_addr+0x411/0x2000 [ 1955.840490][ T10] inet6_addr_add+0x30e/0xa40 [ 1955.840490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1955.840490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.840490][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.840490][ T10] netlink_unicast+0x449/0x710 [ 1955.840490][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.840490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.840490][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.840490][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.840490][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.840490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.840490][ T10] [ 1955.842705][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1955.842705][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1955.842705][ T10] ipv6_find_idev+0x102/0x170 [ 1955.842705][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.842705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.842705][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.842705][ T10] netlink_unicast+0x449/0x710 [ 1955.842705][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.842705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.842705][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.842705][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.842705][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.842705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.842705][ T10] [ 1955.844422][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1955.844422][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1955.844422][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1955.844422][ T10] ipv6_find_idev+0x102/0x170 [ 1955.844422][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1955.844422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1955.844422][ T10] netlink_rcv_skb+0x130/0x360 [ 1955.844422][ T10] netlink_unicast+0x449/0x710 [ 1955.844422][ T10] netlink_sendmsg+0x723/0xbe0 [ 1955.844422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1955.844422][ T10] ___sys_sendmsg+0xee/0x170 [ 1955.844422][ T10] __sys_sendmsg+0xcd/0x170 [ 1955.844422][ T10] do_syscall_64+0xc6/0x1e0 [ 1955.844422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1955.844422][ T10] [ 1966.086883][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1966.087339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.087339][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1966.087339][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1966.087339][ T10] fib6_nh_init+0xa22/0x1580 [ 1966.087339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.087339][ T10] ip6_route_add+0x1c/0x140 [ 1966.087339][ T10] inet6_rtm_newroute+0x104/0x110 [ 1966.087339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.087339][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.087339][ T10] netlink_unicast+0x449/0x710 [ 1966.087339][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.087339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.087339][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.087339][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.087339][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.087339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.087339][ T10] [ 1966.089264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.089264][ T10] dst_init+0x84/0x4a0 [ 1966.089264][ T10] dst_alloc+0x97/0x150 [ 1966.089264][ T10] ip6_dst_alloc+0x23/0x90 [ 1966.089264][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1966.089264][ T10] ip6_pol_route+0x56f/0x840 [ 1966.089264][ T10] fib6_rule_lookup+0x456/0x630 [ 1966.089264][ T10] ip6_route_input+0x59c/0xa50 [ 1966.089264][ T10] ipv6_rcv+0x397/0x810 [ 1966.089264][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1966.089264][ T10] process_backlog+0x101/0x620 [ 1966.089264][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1966.089264][ T10] net_rx_action+0x495/0xbe0 [ 1966.089264][ T10] __do_softirq+0x1b5/0x7f6 [ 1966.089264][ T10] [ 1966.090911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.090911][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.090911][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.090911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.090911][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1966.090911][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1966.090911][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1966.090911][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1966.090911][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1966.090911][ T10] addrconf_dad_begin+0x310/0x670 [ 1966.090911][ T10] addrconf_dad_work+0x10b/0xab0 [ 1966.090911][ T10] process_one_work+0x84d/0x18a0 [ 1966.090911][ T10] worker_thread+0x587/0xd30 [ 1966.090911][ T10] kthread+0x28a/0x350 [ 1966.090911][ T10] ret_from_fork+0x31/0x70 [ 1966.090911][ T10] ret_from_fork_asm+0x1a/0x30 [ 1966.090911][ T10] [ 1966.092859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.092859][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.092859][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.092859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.092859][ T10] ip6_route_add+0x1c/0x140 [ 1966.092859][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1966.092859][ T10] inet6_addr_add+0x4f8/0xa40 [ 1966.092859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.092859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.092859][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.092859][ T10] netlink_unicast+0x449/0x710 [ 1966.092859][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.092859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.092859][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.092859][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.092859][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.092859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.092859][ T10] [ 1966.094862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.094862][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.094862][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.094862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.094862][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1966.094862][ T10] ipv6_add_addr+0x411/0x2000 [ 1966.094862][ T10] inet6_addr_add+0x30e/0xa40 [ 1966.094862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.094862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.094862][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.094862][ T10] netlink_unicast+0x449/0x710 [ 1966.094862][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.094862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.094862][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.094862][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.094862][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.094862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.094862][ T10] [ 1966.096879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.096879][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.096879][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.096879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.096879][ T10] ip6_route_add+0x1c/0x140 [ 1966.096879][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1966.096879][ T10] addrconf_add_dev+0xe2/0x170 [ 1966.096879][ T10] inet6_addr_add+0x12f/0xa40 [ 1966.096879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.096879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.096879][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.096879][ T10] netlink_unicast+0x449/0x710 [ 1966.096879][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.096879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.096879][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.096879][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.096879][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.096879][ T10] [ 1966.098887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.098887][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1966.098887][ T10] ipv6_find_idev+0x102/0x170 [ 1966.098887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.098887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.098887][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.098887][ T10] netlink_unicast+0x449/0x710 [ 1966.098887][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.098887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.098887][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.098887][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.098887][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.098887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.098887][ T10] [ 1966.100453][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1966.100453][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1966.100453][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1966.100453][ T10] ipv6_find_idev+0x102/0x170 [ 1966.100453][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.100453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.100453][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.100453][ T10] netlink_unicast+0x449/0x710 [ 1966.100453][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.100453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.100453][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.100453][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.100453][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.100453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.100453][ T10] [ 1966.102167][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1966.102439][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1966.102439][ T10] dst_init+0x84/0x4a0 [ 1966.102439][ T10] dst_alloc+0x97/0x150 [ 1966.102439][ T10] ip6_dst_alloc+0x23/0x90 [ 1966.102439][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1966.102439][ T10] ip6_pol_route+0x56f/0x840 [ 1966.102439][ T10] fib6_rule_lookup+0x456/0x630 [ 1966.102439][ T10] ip6_route_input+0x59c/0xa50 [ 1966.102439][ T10] ipv6_rcv+0x397/0x810 [ 1966.102439][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1966.102439][ T10] process_backlog+0x101/0x620 [ 1966.102439][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1966.102439][ T10] net_rx_action+0x495/0xbe0 [ 1966.102439][ T10] __do_softirq+0x1b5/0x7f6 [ 1966.102439][ T10] [ 1966.104094][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.104094][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1966.104094][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1966.104094][ T10] fib6_nh_init+0xa22/0x1580 [ 1966.104094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.104094][ T10] ip6_route_add+0x1c/0x140 [ 1966.104094][ T10] inet6_rtm_newroute+0x104/0x110 [ 1966.104094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.104094][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.104094][ T10] netlink_unicast+0x449/0x710 [ 1966.104094][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.104094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.104094][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.104094][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.104094][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.104094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.104094][ T10] [ 1966.105999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.105999][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.105999][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.105999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.105999][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1966.105999][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1966.105999][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1966.105999][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1966.105999][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1966.105999][ T10] addrconf_dad_begin+0x310/0x670 [ 1966.105999][ T10] addrconf_dad_work+0x10b/0xab0 [ 1966.105999][ T10] process_one_work+0x84d/0x18a0 [ 1966.105999][ T10] worker_thread+0x587/0xd30 [ 1966.105999][ T10] kthread+0x28a/0x350 [ 1966.105999][ T10] ret_from_fork+0x31/0x70 [ 1966.105999][ T10] ret_from_fork_asm+0x1a/0x30 [ 1966.105999][ T10] [ 1966.107939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.107939][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.107939][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.107939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.107939][ T10] ip6_route_add+0x1c/0x140 [ 1966.107939][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1966.107939][ T10] inet6_addr_add+0x4f8/0xa40 [ 1966.107939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.107939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.107939][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.107939][ T10] netlink_unicast+0x449/0x710 [ 1966.107939][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.107939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.107939][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.107939][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.107939][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.107939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.107939][ T10] [ 1966.109953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.109953][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.109953][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.109953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.109953][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1966.109953][ T10] ipv6_add_addr+0x411/0x2000 [ 1966.109953][ T10] inet6_addr_add+0x30e/0xa40 [ 1966.109953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.109953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.109953][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.109953][ T10] netlink_unicast+0x449/0x710 [ 1966.109953][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.109953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.109953][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.109953][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.109953][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.109953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.109953][ T10] [ 1966.111968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.111968][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.111968][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.111968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.111968][ T10] ip6_route_add+0x1c/0x140 [ 1966.111968][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1966.111968][ T10] addrconf_add_dev+0xe2/0x170 [ 1966.111968][ T10] inet6_addr_add+0x12f/0xa40 [ 1966.111968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.111968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.111968][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.111968][ T10] netlink_unicast+0x449/0x710 [ 1966.111968][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.111968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.111968][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.111968][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.111968][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.111968][ T10] [ 1966.114133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.114133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1966.114133][ T10] ipv6_find_idev+0x102/0x170 [ 1966.114133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.114133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.114133][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.114133][ T10] netlink_unicast+0x449/0x710 [ 1966.114133][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.114133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.114133][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.114133][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.114133][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.114133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.114133][ T10] [ 1966.115933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1966.115933][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1966.115933][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1966.115933][ T10] ipv6_find_idev+0x102/0x170 [ 1966.115933][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.115933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.115933][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.115933][ T10] netlink_unicast+0x449/0x710 [ 1966.115933][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.115933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.115933][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.115933][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.115933][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.115933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.115933][ T10] [ 1966.117825][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1966.118065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1966.118065][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.118065][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.118065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.118065][ T10] ip6_route_add+0x1c/0x140 [ 1966.118065][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1966.118065][ T10] inet6_addr_add+0x4f8/0xa40 [ 1966.118065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.118065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.118065][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.118065][ T10] netlink_unicast+0x449/0x710 [ 1966.118065][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.118065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.118065][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.118065][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.118065][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.118065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.118065][ T10] [ 1966.120317][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1966.120317][ T10] netdev_get_by_index+0x5e/0x80 [ 1966.120317][ T10] fib6_nh_init+0x3d8/0x1580 [ 1966.120317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1966.120317][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1966.120317][ T10] ipv6_add_addr+0x411/0x2000 [ 1966.120317][ T10] inet6_addr_add+0x30e/0xa40 [ 1966.120317][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1966.120317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.120317][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.120317][ T10] netlink_unicast+0x449/0x710 [ 1966.120317][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.120317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.120317][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.120317][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.120317][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.120317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.120317][ T10] [ 1966.122589][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1966.122589][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1966.122589][ T10] ipv6_find_idev+0x102/0x170 [ 1966.122589][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.122589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.122589][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.122589][ T10] netlink_unicast+0x449/0x710 [ 1966.122589][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.122589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.122589][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.122589][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.122589][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.122589][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.122589][ T10] [ 1966.124406][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1966.124406][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1966.124406][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1966.124406][ T10] ipv6_find_idev+0x102/0x170 [ 1966.124406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1966.124406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1966.124406][ T10] netlink_rcv_skb+0x130/0x360 [ 1966.124406][ T10] netlink_unicast+0x449/0x710 [ 1966.124406][ T10] netlink_sendmsg+0x723/0xbe0 [ 1966.124406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1966.124406][ T10] ___sys_sendmsg+0xee/0x170 [ 1966.124406][ T10] __sys_sendmsg+0xcd/0x170 [ 1966.124406][ T10] do_syscall_64+0xc6/0x1e0 [ 1966.124406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1966.124406][ T10] [ 1967.400775][ T42] INFO: task modprobe:7624 blocked for more than 368 seconds. [ 1967.401193][ T42] Not tainted 6.8.0-virtme #1 [ 1967.401313][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1967.401518][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 1967.401766][ T42] Call Trace: [ 1967.401874][ T42] [ 1967.401946][ T42] __schedule+0x705/0x1ac0 [ 1967.402092][ T42] ? __pfx___schedule+0x10/0x10 [ 1967.402224][ T42] ? schedule+0x1a5/0x210 [ 1967.402320][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1967.402450][ T42] ? mark_lock+0x38/0x3e0 [ 1967.402543][ T42] ? do_raw_spin_lock+0x131/0x270 [ 1967.402670][ T42] ? schedule+0x1a5/0x210 [ 1967.402768][ T42] schedule+0xdf/0x210 [ 1967.402871][ T42] schedule_preempt_disabled+0x15/0x30 [ 1967.403000][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 1967.403132][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 1967.403292][ T42] ? __pfx_console_unlock+0x10/0x10 [ 1967.403417][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1967.403549][ T42] ? lock_acquire+0x1c1/0x220 [ 1967.403672][ T42] ? register_pernet_subsys+0x1a/0x50 [ 1967.403817][ T42] down_write+0x1c9/0x200 [ 1967.403913][ T42] ? __pfx_down_write+0x10/0x10 [ 1967.404036][ T42] ? __pfx__printk+0x10/0x10 [ 1967.404168][ T42] ? __pfx___lock_release+0x10/0x10 [ 1967.404296][ T42] register_pernet_subsys+0x1a/0x50 [ 1967.404419][ T42] tcf_register_action+0xa3/0x600 [ 1967.404545][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 1967.404714][ T42] do_one_initcall+0xc8/0x3f0 [ 1967.404862][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 1967.404989][ T42] ? __create_object+0x5e/0xb0 [ 1967.405118][ T42] ? kasan_unpoison+0x27/0x60 [ 1967.405253][ T42] do_init_module+0x233/0x740 [ 1967.405387][ T42] load_module+0x16b5/0x2350 [ 1967.405525][ T42] ? __pfx_load_module+0x10/0x10 [ 1967.405648][ T42] ? kernel_read_file+0x3d2/0x520 [ 1967.405786][ T42] ? kernel_read_file+0x300/0x520 [ 1967.405932][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 1967.406064][ T42] ? init_module_from_file+0xd2/0x130 [ 1967.406186][ T42] init_module_from_file+0xd2/0x130 [ 1967.406314][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 1967.406469][ T42] ? __lock_release+0x103/0x460 [ 1967.406592][ T42] ? idempotent_init_module+0x32a/0x620 [ 1967.406725][ T42] ? idempotent_init_module+0x32a/0x620 [ 1967.406860][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 1967.406993][ T42] idempotent_init_module+0x342/0x620 [ 1967.407132][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 1967.407303][ T42] __x64_sys_finit_module+0xbe/0x130 [ 1967.407435][ T42] do_syscall_64+0xc6/0x1e0 [ 1967.407565][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1967.407720][ T42] RIP: 0033:0x7fdecabcfe5d [ 1967.407854][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 1967.408074][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 1967.408282][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 1967.408470][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 1967.408661][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 1967.408865][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 1967.409063][ T42] [ 1967.409161][ T42] [ 1967.409161][ T42] Showing all locks held in the system: [ 1967.409338][ T42] 4 locks held by kworker/u16:0/10: [ 1967.409458][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1967.409716][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1967.409961][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 1967.410178][ T42] #3: ffffffffb696da00 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x4e/0x6e0 [ 1967.410414][ T42] 1 lock held by khungtaskd/42: [ 1967.410531][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 1967.410753][ T42] 2 locks held by kworker/u18:1/62: [ 1967.410880][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 1967.411129][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 1967.411412][ T42] 1 lock held by modprobe/7624: [ 1967.411529][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 1967.411771][ T42] [ 1967.411843][ T42] ============================================= [ 1967.411843][ T42] [ 1976.191020][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1976.191485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.191485][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1976.191485][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1976.191485][ T10] fib6_nh_init+0xa22/0x1580 [ 1976.191485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.191485][ T10] ip6_route_add+0x1c/0x140 [ 1976.191485][ T10] inet6_rtm_newroute+0x104/0x110 [ 1976.191485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.191485][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.191485][ T10] netlink_unicast+0x449/0x710 [ 1976.191485][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.191485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.191485][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.191485][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.191485][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.191485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.191485][ T10] [ 1976.193397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.193397][ T10] dst_init+0x84/0x4a0 [ 1976.193397][ T10] dst_alloc+0x97/0x150 [ 1976.193397][ T10] ip6_dst_alloc+0x23/0x90 [ 1976.193397][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1976.193397][ T10] ip6_pol_route+0x56f/0x840 [ 1976.193397][ T10] fib6_rule_lookup+0x456/0x630 [ 1976.193397][ T10] ip6_route_input+0x59c/0xa50 [ 1976.193397][ T10] ipv6_rcv+0x397/0x810 [ 1976.193397][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1976.193397][ T10] process_backlog+0x101/0x620 [ 1976.193397][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1976.193397][ T10] net_rx_action+0x495/0xbe0 [ 1976.193397][ T10] __do_softirq+0x1b5/0x7f6 [ 1976.193397][ T10] [ 1976.195050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.195050][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.195050][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.195050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.195050][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1976.195050][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1976.195050][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1976.195050][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1976.195050][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1976.195050][ T10] addrconf_dad_begin+0x310/0x670 [ 1976.195050][ T10] addrconf_dad_work+0x10b/0xab0 [ 1976.195050][ T10] process_one_work+0x84d/0x18a0 [ 1976.195050][ T10] worker_thread+0x587/0xd30 [ 1976.195050][ T10] kthread+0x28a/0x350 [ 1976.195050][ T10] ret_from_fork+0x31/0x70 [ 1976.195050][ T10] ret_from_fork_asm+0x1a/0x30 [ 1976.195050][ T10] [ 1976.196996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.196996][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.196996][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.196996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.196996][ T10] ip6_route_add+0x1c/0x140 [ 1976.196996][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1976.196996][ T10] inet6_addr_add+0x4f8/0xa40 [ 1976.196996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.196996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.196996][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.196996][ T10] netlink_unicast+0x449/0x710 [ 1976.196996][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.196996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.196996][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.196996][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.196996][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.196996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.196996][ T10] [ 1976.198997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.198997][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.198997][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.198997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.198997][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1976.198997][ T10] ipv6_add_addr+0x411/0x2000 [ 1976.198997][ T10] inet6_addr_add+0x30e/0xa40 [ 1976.198997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.198997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.198997][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.198997][ T10] netlink_unicast+0x449/0x710 [ 1976.198997][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.198997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.198997][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.198997][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.198997][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.198997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.198997][ T10] [ 1976.201008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.201008][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.201008][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.201008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.201008][ T10] ip6_route_add+0x1c/0x140 [ 1976.201008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1976.201008][ T10] addrconf_add_dev+0xe2/0x170 [ 1976.201008][ T10] inet6_addr_add+0x12f/0xa40 [ 1976.201008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.201008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.201008][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.201008][ T10] netlink_unicast+0x449/0x710 [ 1976.201008][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.201008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.201008][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.201008][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.201008][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.201008][ T10] [ 1976.202971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.202971][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1976.202971][ T10] ipv6_find_idev+0x102/0x170 [ 1976.202971][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.202971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.202971][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.202971][ T10] netlink_unicast+0x449/0x710 [ 1976.202971][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.202971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.202971][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.202971][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.202971][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.202971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.202971][ T10] [ 1976.204515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1976.204515][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1976.204515][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1976.204515][ T10] ipv6_find_idev+0x102/0x170 [ 1976.204515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.204515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.204515][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.204515][ T10] netlink_unicast+0x449/0x710 [ 1976.204515][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.204515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.204515][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.204515][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.204515][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.204515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.204515][ T10] [ 1976.206230][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1976.206510][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1976.206510][ T10] dst_init+0x84/0x4a0 [ 1976.206510][ T10] dst_alloc+0x97/0x150 [ 1976.206510][ T10] ip6_dst_alloc+0x23/0x90 [ 1976.206510][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1976.206510][ T10] ip6_pol_route+0x56f/0x840 [ 1976.206510][ T10] fib6_rule_lookup+0x456/0x630 [ 1976.206510][ T10] ip6_route_input+0x59c/0xa50 [ 1976.206510][ T10] ipv6_rcv+0x397/0x810 [ 1976.206510][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1976.206510][ T10] process_backlog+0x101/0x620 [ 1976.206510][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1976.206510][ T10] net_rx_action+0x495/0xbe0 [ 1976.206510][ T10] __do_softirq+0x1b5/0x7f6 [ 1976.206510][ T10] [ 1976.208149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.208149][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1976.208149][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1976.208149][ T10] fib6_nh_init+0xa22/0x1580 [ 1976.208149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.208149][ T10] ip6_route_add+0x1c/0x140 [ 1976.208149][ T10] inet6_rtm_newroute+0x104/0x110 [ 1976.208149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.208149][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.208149][ T10] netlink_unicast+0x449/0x710 [ 1976.208149][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.208149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.208149][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.208149][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.208149][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.208149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.208149][ T10] [ 1976.210044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.210044][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.210044][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.210044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.210044][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1976.210044][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1976.210044][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1976.210044][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1976.210044][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1976.210044][ T10] addrconf_dad_begin+0x310/0x670 [ 1976.210044][ T10] addrconf_dad_work+0x10b/0xab0 [ 1976.210044][ T10] process_one_work+0x84d/0x18a0 [ 1976.210044][ T10] worker_thread+0x587/0xd30 [ 1976.210044][ T10] kthread+0x28a/0x350 [ 1976.210044][ T10] ret_from_fork+0x31/0x70 [ 1976.210044][ T10] ret_from_fork_asm+0x1a/0x30 [ 1976.210044][ T10] [ 1976.211976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.211976][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.211976][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.211976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.211976][ T10] ip6_route_add+0x1c/0x140 [ 1976.211976][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1976.211976][ T10] inet6_addr_add+0x4f8/0xa40 [ 1976.211976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.211976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.211976][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.211976][ T10] netlink_unicast+0x449/0x710 [ 1976.211976][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.211976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.211976][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.211976][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.211976][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.211976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.211976][ T10] [ 1976.213976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.213976][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.213976][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.213976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.213976][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1976.213976][ T10] ipv6_add_addr+0x411/0x2000 [ 1976.213976][ T10] inet6_addr_add+0x30e/0xa40 [ 1976.213976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.213976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.213976][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.213976][ T10] netlink_unicast+0x449/0x710 [ 1976.213976][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.213976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.213976][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.213976][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.213976][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.213976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.213976][ T10] [ 1976.215989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.215989][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.215989][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.215989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.215989][ T10] ip6_route_add+0x1c/0x140 [ 1976.215989][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1976.215989][ T10] addrconf_add_dev+0xe2/0x170 [ 1976.215989][ T10] inet6_addr_add+0x12f/0xa40 [ 1976.215989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.215989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.215989][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.215989][ T10] netlink_unicast+0x449/0x710 [ 1976.215989][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.215989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.215989][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.215989][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.215989][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.215989][ T10] [ 1976.218085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.218085][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1976.218085][ T10] ipv6_find_idev+0x102/0x170 [ 1976.218085][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.218085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.218085][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.218085][ T10] netlink_unicast+0x449/0x710 [ 1976.218085][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.218085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.218085][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.218085][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.218085][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.218085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.218085][ T10] [ 1976.219798][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1976.219798][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1976.219798][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1976.219798][ T10] ipv6_find_idev+0x102/0x170 [ 1976.219798][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.219798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.219798][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.219798][ T10] netlink_unicast+0x449/0x710 [ 1976.219798][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.219798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.219798][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.219798][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.219798][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.219798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.219798][ T10] [ 1976.221775][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1976.222038][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1976.222038][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.222038][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.222038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.222038][ T10] ip6_route_add+0x1c/0x140 [ 1976.222038][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1976.222038][ T10] inet6_addr_add+0x4f8/0xa40 [ 1976.222038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.222038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.222038][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.222038][ T10] netlink_unicast+0x449/0x710 [ 1976.222038][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.222038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.222038][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.222038][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.222038][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.222038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.222038][ T10] [ 1976.224285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1976.224285][ T10] netdev_get_by_index+0x5e/0x80 [ 1976.224285][ T10] fib6_nh_init+0x3d8/0x1580 [ 1976.224285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1976.224285][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1976.224285][ T10] ipv6_add_addr+0x411/0x2000 [ 1976.224285][ T10] inet6_addr_add+0x30e/0xa40 [ 1976.224285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1976.224285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.224285][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.224285][ T10] netlink_unicast+0x449/0x710 [ 1976.224285][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.224285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.224285][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.224285][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.224285][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.224285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.224285][ T10] [ 1976.226536][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1976.226536][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1976.226536][ T10] ipv6_find_idev+0x102/0x170 [ 1976.226536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.226536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.226536][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.226536][ T10] netlink_unicast+0x449/0x710 [ 1976.226536][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.226536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.226536][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.226536][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.226536][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.226536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.226536][ T10] [ 1976.228271][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1976.228271][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1976.228271][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1976.228271][ T10] ipv6_find_idev+0x102/0x170 [ 1976.228271][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1976.228271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1976.228271][ T10] netlink_rcv_skb+0x130/0x360 [ 1976.228271][ T10] netlink_unicast+0x449/0x710 [ 1976.228271][ T10] netlink_sendmsg+0x723/0xbe0 [ 1976.228271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1976.228271][ T10] ___sys_sendmsg+0xee/0x170 [ 1976.228271][ T10] __sys_sendmsg+0xcd/0x170 [ 1976.228271][ T10] do_syscall_64+0xc6/0x1e0 [ 1976.228271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1976.228271][ T10] [ 1986.398883][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1986.399269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.399269][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1986.399269][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1986.399269][ T10] fib6_nh_init+0xa22/0x1580 [ 1986.399269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.399269][ T10] ip6_route_add+0x1c/0x140 [ 1986.399269][ T10] inet6_rtm_newroute+0x104/0x110 [ 1986.399269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.399269][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.399269][ T10] netlink_unicast+0x449/0x710 [ 1986.399269][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.399269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.399269][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.399269][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.399269][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.399269][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.399269][ T10] [ 1986.401188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.401188][ T10] dst_init+0x84/0x4a0 [ 1986.401188][ T10] dst_alloc+0x97/0x150 [ 1986.401188][ T10] ip6_dst_alloc+0x23/0x90 [ 1986.401188][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1986.401188][ T10] ip6_pol_route+0x56f/0x840 [ 1986.401188][ T10] fib6_rule_lookup+0x456/0x630 [ 1986.401188][ T10] ip6_route_input+0x59c/0xa50 [ 1986.401188][ T10] ipv6_rcv+0x397/0x810 [ 1986.401188][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1986.401188][ T10] process_backlog+0x101/0x620 [ 1986.401188][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1986.401188][ T10] net_rx_action+0x495/0xbe0 [ 1986.401188][ T10] __do_softirq+0x1b5/0x7f6 [ 1986.401188][ T10] [ 1986.402835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.402835][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.402835][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.402835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.402835][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1986.402835][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1986.402835][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1986.402835][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1986.402835][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1986.402835][ T10] addrconf_dad_begin+0x310/0x670 [ 1986.402835][ T10] addrconf_dad_work+0x10b/0xab0 [ 1986.402835][ T10] process_one_work+0x84d/0x18a0 [ 1986.402835][ T10] worker_thread+0x587/0xd30 [ 1986.402835][ T10] kthread+0x28a/0x350 [ 1986.402835][ T10] ret_from_fork+0x31/0x70 [ 1986.402835][ T10] ret_from_fork_asm+0x1a/0x30 [ 1986.402835][ T10] [ 1986.404750][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.404750][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.404750][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.404750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.404750][ T10] ip6_route_add+0x1c/0x140 [ 1986.404750][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1986.404750][ T10] inet6_addr_add+0x4f8/0xa40 [ 1986.404750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.404750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.404750][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.404750][ T10] netlink_unicast+0x449/0x710 [ 1986.404750][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.404750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.404750][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.404750][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.404750][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.404750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.404750][ T10] [ 1986.406771][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.406771][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.406771][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.406771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.406771][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1986.406771][ T10] ipv6_add_addr+0x411/0x2000 [ 1986.406771][ T10] inet6_addr_add+0x30e/0xa40 [ 1986.406771][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.406771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.406771][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.406771][ T10] netlink_unicast+0x449/0x710 [ 1986.406771][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.406771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.406771][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.406771][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.406771][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.406771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.406771][ T10] [ 1986.408778][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.408778][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.408778][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.408778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.408778][ T10] ip6_route_add+0x1c/0x140 [ 1986.408778][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1986.408778][ T10] addrconf_add_dev+0xe2/0x170 [ 1986.408778][ T10] inet6_addr_add+0x12f/0xa40 [ 1986.408778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.408778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.408778][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.408778][ T10] netlink_unicast+0x449/0x710 [ 1986.408778][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.408778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.408778][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.408778][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.408778][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.408778][ T10] [ 1986.410764][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.410764][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1986.410764][ T10] ipv6_find_idev+0x102/0x170 [ 1986.410764][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.410764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.410764][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.410764][ T10] netlink_unicast+0x449/0x710 [ 1986.410764][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.410764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.410764][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.410764][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.410764][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.410764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.410764][ T10] [ 1986.412320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1986.412320][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1986.412320][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1986.412320][ T10] ipv6_find_idev+0x102/0x170 [ 1986.412320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.412320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.412320][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.412320][ T10] netlink_unicast+0x449/0x710 [ 1986.412320][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.412320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.412320][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.412320][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.412320][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.412320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.412320][ T10] [ 1986.414036][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1986.414314][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1986.414314][ T10] dst_init+0x84/0x4a0 [ 1986.414314][ T10] dst_alloc+0x97/0x150 [ 1986.414314][ T10] ip6_dst_alloc+0x23/0x90 [ 1986.414314][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1986.414314][ T10] ip6_pol_route+0x56f/0x840 [ 1986.414314][ T10] fib6_rule_lookup+0x456/0x630 [ 1986.414314][ T10] ip6_route_input+0x59c/0xa50 [ 1986.414314][ T10] ipv6_rcv+0x397/0x810 [ 1986.414314][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1986.414314][ T10] process_backlog+0x101/0x620 [ 1986.414314][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1986.414314][ T10] net_rx_action+0x495/0xbe0 [ 1986.414314][ T10] __do_softirq+0x1b5/0x7f6 [ 1986.414314][ T10] [ 1986.415959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.415959][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1986.415959][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1986.415959][ T10] fib6_nh_init+0xa22/0x1580 [ 1986.415959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.415959][ T10] ip6_route_add+0x1c/0x140 [ 1986.415959][ T10] inet6_rtm_newroute+0x104/0x110 [ 1986.415959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.415959][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.415959][ T10] netlink_unicast+0x449/0x710 [ 1986.415959][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.415959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.415959][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.415959][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.415959][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.415959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.415959][ T10] [ 1986.417850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.417850][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.417850][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.417850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.417850][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1986.417850][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1986.417850][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1986.417850][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1986.417850][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1986.417850][ T10] addrconf_dad_begin+0x310/0x670 [ 1986.417850][ T10] addrconf_dad_work+0x10b/0xab0 [ 1986.417850][ T10] process_one_work+0x84d/0x18a0 [ 1986.417850][ T10] worker_thread+0x587/0xd30 [ 1986.417850][ T10] kthread+0x28a/0x350 [ 1986.417850][ T10] ret_from_fork+0x31/0x70 [ 1986.417850][ T10] ret_from_fork_asm+0x1a/0x30 [ 1986.417850][ T10] [ 1986.419787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.419787][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.419787][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.419787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.419787][ T10] ip6_route_add+0x1c/0x140 [ 1986.419787][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1986.419787][ T10] inet6_addr_add+0x4f8/0xa40 [ 1986.419787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.419787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.419787][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.419787][ T10] netlink_unicast+0x449/0x710 [ 1986.419787][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.419787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.419787][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.419787][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.419787][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.419787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.419787][ T10] [ 1986.421807][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.421807][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.421807][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.421807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.421807][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1986.421807][ T10] ipv6_add_addr+0x411/0x2000 [ 1986.421807][ T10] inet6_addr_add+0x30e/0xa40 [ 1986.421807][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.421807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.421807][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.421807][ T10] netlink_unicast+0x449/0x710 [ 1986.421807][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.421807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.421807][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.421807][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.421807][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.421807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.421807][ T10] [ 1986.424206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.424206][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.424206][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.424206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.424206][ T10] ip6_route_add+0x1c/0x140 [ 1986.424206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1986.424206][ T10] addrconf_add_dev+0xe2/0x170 [ 1986.424206][ T10] inet6_addr_add+0x12f/0xa40 [ 1986.424206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.424206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.424206][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.424206][ T10] netlink_unicast+0x449/0x710 [ 1986.424206][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.424206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.424206][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.424206][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.424206][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.424206][ T10] [ 1986.426371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.426371][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1986.426371][ T10] ipv6_find_idev+0x102/0x170 [ 1986.426371][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.426371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.426371][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.426371][ T10] netlink_unicast+0x449/0x710 [ 1986.426371][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.426371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.426371][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.426371][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.426371][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.426371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.426371][ T10] [ 1986.428172][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1986.428172][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1986.428172][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1986.428172][ T10] ipv6_find_idev+0x102/0x170 [ 1986.428172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.428172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.428172][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.428172][ T10] netlink_unicast+0x449/0x710 [ 1986.428172][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.428172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.428172][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.428172][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.428172][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.428172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.428172][ T10] [ 1986.430046][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1986.430285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1986.430285][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.430285][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.430285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.430285][ T10] ip6_route_add+0x1c/0x140 [ 1986.430285][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1986.430285][ T10] inet6_addr_add+0x4f8/0xa40 [ 1986.430285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.430285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.430285][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.430285][ T10] netlink_unicast+0x449/0x710 [ 1986.430285][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.430285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.430285][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.430285][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.430285][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.430285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.430285][ T10] [ 1986.432547][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1986.432547][ T10] netdev_get_by_index+0x5e/0x80 [ 1986.432547][ T10] fib6_nh_init+0x3d8/0x1580 [ 1986.432547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1986.432547][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1986.432547][ T10] ipv6_add_addr+0x411/0x2000 [ 1986.432547][ T10] inet6_addr_add+0x30e/0xa40 [ 1986.432547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1986.432547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.432547][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.432547][ T10] netlink_unicast+0x449/0x710 [ 1986.432547][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.432547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.432547][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.432547][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.432547][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.432547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.432547][ T10] [ 1986.434793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1986.434793][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1986.434793][ T10] ipv6_find_idev+0x102/0x170 [ 1986.434793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.434793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.434793][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.434793][ T10] netlink_unicast+0x449/0x710 [ 1986.434793][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.434793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.434793][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.434793][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.434793][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.434793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.434793][ T10] [ 1986.436593][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1986.436593][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1986.436593][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1986.436593][ T10] ipv6_find_idev+0x102/0x170 [ 1986.436593][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1986.436593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1986.436593][ T10] netlink_rcv_skb+0x130/0x360 [ 1986.436593][ T10] netlink_unicast+0x449/0x710 [ 1986.436593][ T10] netlink_sendmsg+0x723/0xbe0 [ 1986.436593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1986.436593][ T10] ___sys_sendmsg+0xee/0x170 [ 1986.436593][ T10] __sys_sendmsg+0xcd/0x170 [ 1986.436593][ T10] do_syscall_64+0xc6/0x1e0 [ 1986.436593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1986.436593][ T10] [ 1996.606916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 1996.607321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.607321][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1996.607321][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1996.607321][ T10] fib6_nh_init+0xa22/0x1580 [ 1996.607321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.607321][ T10] ip6_route_add+0x1c/0x140 [ 1996.607321][ T10] inet6_rtm_newroute+0x104/0x110 [ 1996.607321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.607321][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.607321][ T10] netlink_unicast+0x449/0x710 [ 1996.607321][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.607321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.607321][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.607321][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.607321][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.607321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.607321][ T10] [ 1996.609251][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.609251][ T10] dst_init+0x84/0x4a0 [ 1996.609251][ T10] dst_alloc+0x97/0x150 [ 1996.609251][ T10] ip6_dst_alloc+0x23/0x90 [ 1996.609251][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1996.609251][ T10] ip6_pol_route+0x56f/0x840 [ 1996.609251][ T10] fib6_rule_lookup+0x456/0x630 [ 1996.609251][ T10] ip6_route_input+0x59c/0xa50 [ 1996.609251][ T10] ipv6_rcv+0x397/0x810 [ 1996.609251][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1996.609251][ T10] process_backlog+0x101/0x620 [ 1996.609251][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1996.609251][ T10] net_rx_action+0x495/0xbe0 [ 1996.609251][ T10] __do_softirq+0x1b5/0x7f6 [ 1996.609251][ T10] [ 1996.610942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.610942][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.610942][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.610942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.610942][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1996.610942][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1996.610942][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1996.610942][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1996.610942][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1996.610942][ T10] addrconf_dad_begin+0x310/0x670 [ 1996.610942][ T10] addrconf_dad_work+0x10b/0xab0 [ 1996.610942][ T10] process_one_work+0x84d/0x18a0 [ 1996.610942][ T10] worker_thread+0x587/0xd30 [ 1996.610942][ T10] kthread+0x28a/0x350 [ 1996.610942][ T10] ret_from_fork+0x31/0x70 [ 1996.610942][ T10] ret_from_fork_asm+0x1a/0x30 [ 1996.610942][ T10] [ 1996.612869][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.612869][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.612869][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.612869][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.612869][ T10] ip6_route_add+0x1c/0x140 [ 1996.612869][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1996.612869][ T10] inet6_addr_add+0x4f8/0xa40 [ 1996.612869][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.612869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.612869][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.612869][ T10] netlink_unicast+0x449/0x710 [ 1996.612869][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.612869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.612869][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.612869][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.612869][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.612869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.612869][ T10] [ 1996.614995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.614995][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.614995][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.614995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.614995][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1996.614995][ T10] ipv6_add_addr+0x411/0x2000 [ 1996.614995][ T10] inet6_addr_add+0x30e/0xa40 [ 1996.614995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.614995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.614995][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.614995][ T10] netlink_unicast+0x449/0x710 [ 1996.614995][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.614995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.614995][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.614995][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.614995][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.614995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.614995][ T10] [ 1996.617088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.617088][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.617088][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.617088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.617088][ T10] ip6_route_add+0x1c/0x140 [ 1996.617088][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1996.617088][ T10] addrconf_add_dev+0xe2/0x170 [ 1996.617088][ T10] inet6_addr_add+0x12f/0xa40 [ 1996.617088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.617088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.617088][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.617088][ T10] netlink_unicast+0x449/0x710 [ 1996.617088][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.617088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.617088][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.617088][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.617088][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.617088][ T10] [ 1996.619103][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.619103][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1996.619103][ T10] ipv6_find_idev+0x102/0x170 [ 1996.619103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.619103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.619103][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.619103][ T10] netlink_unicast+0x449/0x710 [ 1996.619103][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.619103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.619103][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.619103][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.619103][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.619103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.619103][ T10] [ 1996.620695][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 1996.620695][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1996.620695][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1996.620695][ T10] ipv6_find_idev+0x102/0x170 [ 1996.620695][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.620695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.620695][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.620695][ T10] netlink_unicast+0x449/0x710 [ 1996.620695][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.620695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.620695][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.620695][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.620695][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.620695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.620695][ T10] [ 1996.622408][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 1996.622689][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 1996.622689][ T10] dst_init+0x84/0x4a0 [ 1996.622689][ T10] dst_alloc+0x97/0x150 [ 1996.622689][ T10] ip6_dst_alloc+0x23/0x90 [ 1996.622689][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 1996.622689][ T10] ip6_pol_route+0x56f/0x840 [ 1996.622689][ T10] fib6_rule_lookup+0x456/0x630 [ 1996.622689][ T10] ip6_route_input+0x59c/0xa50 [ 1996.622689][ T10] ipv6_rcv+0x397/0x810 [ 1996.622689][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 1996.622689][ T10] process_backlog+0x101/0x620 [ 1996.622689][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 1996.622689][ T10] net_rx_action+0x495/0xbe0 [ 1996.622689][ T10] __do_softirq+0x1b5/0x7f6 [ 1996.622689][ T10] [ 1996.624332][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.624332][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 1996.624332][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 1996.624332][ T10] fib6_nh_init+0xa22/0x1580 [ 1996.624332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.624332][ T10] ip6_route_add+0x1c/0x140 [ 1996.624332][ T10] inet6_rtm_newroute+0x104/0x110 [ 1996.624332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.624332][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.624332][ T10] netlink_unicast+0x449/0x710 [ 1996.624332][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.624332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.624332][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.624332][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.624332][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.624332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.624332][ T10] [ 1996.626221][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.626221][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.626221][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.626221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.626221][ T10] addrconf_f6i_alloc+0x265/0x560 [ 1996.626221][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 1996.626221][ T10] addrconf_join_anycast+0x1c0/0x220 [ 1996.626221][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 1996.626221][ T10] addrconf_dad_completed+0x12b/0xe20 [ 1996.626221][ T10] addrconf_dad_begin+0x310/0x670 [ 1996.626221][ T10] addrconf_dad_work+0x10b/0xab0 [ 1996.626221][ T10] process_one_work+0x84d/0x18a0 [ 1996.626221][ T10] worker_thread+0x587/0xd30 [ 1996.626221][ T10] kthread+0x28a/0x350 [ 1996.626221][ T10] ret_from_fork+0x31/0x70 [ 1996.626221][ T10] ret_from_fork_asm+0x1a/0x30 [ 1996.626221][ T10] [ 1996.628135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.628135][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.628135][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.628135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.628135][ T10] ip6_route_add+0x1c/0x140 [ 1996.628135][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1996.628135][ T10] inet6_addr_add+0x4f8/0xa40 [ 1996.628135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.628135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.628135][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.628135][ T10] netlink_unicast+0x449/0x710 [ 1996.628135][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.628135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.628135][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.628135][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.628135][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.628135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.628135][ T10] [ 1996.630122][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.630122][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.630122][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.630122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.630122][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1996.630122][ T10] ipv6_add_addr+0x411/0x2000 [ 1996.630122][ T10] inet6_addr_add+0x30e/0xa40 [ 1996.630122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.630122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.630122][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.630122][ T10] netlink_unicast+0x449/0x710 [ 1996.630122][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.630122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.630122][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.630122][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.630122][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.630122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.630122][ T10] [ 1996.632112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.632112][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.632112][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.632112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.632112][ T10] ip6_route_add+0x1c/0x140 [ 1996.632112][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 1996.632112][ T10] addrconf_add_dev+0xe2/0x170 [ 1996.632112][ T10] inet6_addr_add+0x12f/0xa40 [ 1996.632112][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.632112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.632112][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.632112][ T10] netlink_unicast+0x449/0x710 [ 1996.632112][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.632112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.632112][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.632112][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.632112][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.632112][ T10] [ 1996.634212][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.634212][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1996.634212][ T10] ipv6_find_idev+0x102/0x170 [ 1996.634212][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.634212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.634212][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.634212][ T10] netlink_unicast+0x449/0x710 [ 1996.634212][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.634212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.634212][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.634212][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.634212][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.634212][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.634212][ T10] [ 1996.635833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 1996.635833][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1996.635833][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1996.635833][ T10] ipv6_find_idev+0x102/0x170 [ 1996.635833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.635833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.635833][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.635833][ T10] netlink_unicast+0x449/0x710 [ 1996.635833][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.635833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.635833][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.635833][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.635833][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.635833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.635833][ T10] [ 1996.637652][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1996.637903][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1996.637903][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.637903][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.637903][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.637903][ T10] ip6_route_add+0x1c/0x140 [ 1996.637903][ T10] addrconf_prefix_route+0x2a6/0x430 [ 1996.637903][ T10] inet6_addr_add+0x4f8/0xa40 [ 1996.637903][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.637903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.637903][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.637903][ T10] netlink_unicast+0x449/0x710 [ 1996.637903][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.637903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.637903][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.637903][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.637903][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.637903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.637903][ T10] [ 1996.640046][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1996.640046][ T10] netdev_get_by_index+0x5e/0x80 [ 1996.640046][ T10] fib6_nh_init+0x3d8/0x1580 [ 1996.640046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 1996.640046][ T10] addrconf_f6i_alloc+0x315/0x560 [ 1996.640046][ T10] ipv6_add_addr+0x411/0x2000 [ 1996.640046][ T10] inet6_addr_add+0x30e/0xa40 [ 1996.640046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 1996.640046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.640046][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.640046][ T10] netlink_unicast+0x449/0x710 [ 1996.640046][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.640046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.640046][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.640046][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.640046][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.640046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.640046][ T10] [ 1996.642178][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1996.642178][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 1996.642178][ T10] ipv6_find_idev+0x102/0x170 [ 1996.642178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.642178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.642178][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.642178][ T10] netlink_unicast+0x449/0x710 [ 1996.642178][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.642178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.642178][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.642178][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.642178][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.642178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.642178][ T10] [ 1996.643843][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 1996.643843][ T10] neigh_parms_alloc+0x1e5/0x510 [ 1996.643843][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 1996.643843][ T10] ipv6_find_idev+0x102/0x170 [ 1996.643843][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 1996.643843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 1996.643843][ T10] netlink_rcv_skb+0x130/0x360 [ 1996.643843][ T10] netlink_unicast+0x449/0x710 [ 1996.643843][ T10] netlink_sendmsg+0x723/0xbe0 [ 1996.643843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 1996.643843][ T10] ___sys_sendmsg+0xee/0x170 [ 1996.643843][ T10] __sys_sendmsg+0xcd/0x170 [ 1996.643843][ T10] do_syscall_64+0xc6/0x1e0 [ 1996.643843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 1996.643843][ T10] [ 2006.702993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2006.703397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.703397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2006.703397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2006.703397][ T10] fib6_nh_init+0xa22/0x1580 [ 2006.703397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.703397][ T10] ip6_route_add+0x1c/0x140 [ 2006.703397][ T10] inet6_rtm_newroute+0x104/0x110 [ 2006.703397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.703397][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.703397][ T10] netlink_unicast+0x449/0x710 [ 2006.703397][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.703397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.703397][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.703397][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.703397][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.703397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.703397][ T10] [ 2006.705374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.705374][ T10] dst_init+0x84/0x4a0 [ 2006.705374][ T10] dst_alloc+0x97/0x150 [ 2006.705374][ T10] ip6_dst_alloc+0x23/0x90 [ 2006.705374][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2006.705374][ T10] ip6_pol_route+0x56f/0x840 [ 2006.705374][ T10] fib6_rule_lookup+0x456/0x630 [ 2006.705374][ T10] ip6_route_input+0x59c/0xa50 [ 2006.705374][ T10] ipv6_rcv+0x397/0x810 [ 2006.705374][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2006.705374][ T10] process_backlog+0x101/0x620 [ 2006.705374][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2006.705374][ T10] net_rx_action+0x495/0xbe0 [ 2006.705374][ T10] __do_softirq+0x1b5/0x7f6 [ 2006.705374][ T10] [ 2006.707065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.707065][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.707065][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.707065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.707065][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2006.707065][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2006.707065][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2006.707065][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2006.707065][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2006.707065][ T10] addrconf_dad_begin+0x310/0x670 [ 2006.707065][ T10] addrconf_dad_work+0x10b/0xab0 [ 2006.707065][ T10] process_one_work+0x84d/0x18a0 [ 2006.707065][ T10] worker_thread+0x587/0xd30 [ 2006.707065][ T10] kthread+0x28a/0x350 [ 2006.707065][ T10] ret_from_fork+0x31/0x70 [ 2006.707065][ T10] ret_from_fork_asm+0x1a/0x30 [ 2006.707065][ T10] [ 2006.708990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.708990][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.708990][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.708990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.708990][ T10] ip6_route_add+0x1c/0x140 [ 2006.708990][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2006.708990][ T10] inet6_addr_add+0x4f8/0xa40 [ 2006.708990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.708990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.708990][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.708990][ T10] netlink_unicast+0x449/0x710 [ 2006.708990][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.708990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.708990][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.708990][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.708990][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.708990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.708990][ T10] [ 2006.711039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.711039][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.711039][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.711039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.711039][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2006.711039][ T10] ipv6_add_addr+0x411/0x2000 [ 2006.711039][ T10] inet6_addr_add+0x30e/0xa40 [ 2006.711039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.711039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.711039][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.711039][ T10] netlink_unicast+0x449/0x710 [ 2006.711039][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.711039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.711039][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.711039][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.711039][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.711039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.711039][ T10] [ 2006.713108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.713108][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.713108][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.713108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.713108][ T10] ip6_route_add+0x1c/0x140 [ 2006.713108][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2006.713108][ T10] addrconf_add_dev+0xe2/0x170 [ 2006.713108][ T10] inet6_addr_add+0x12f/0xa40 [ 2006.713108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.713108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.713108][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.713108][ T10] netlink_unicast+0x449/0x710 [ 2006.713108][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.713108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.713108][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.713108][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.713108][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.713108][ T10] [ 2006.715159][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.715159][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2006.715159][ T10] ipv6_find_idev+0x102/0x170 [ 2006.715159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.715159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.715159][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.715159][ T10] netlink_unicast+0x449/0x710 [ 2006.715159][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.715159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.715159][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.715159][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.715159][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.715159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.715159][ T10] [ 2006.716757][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2006.716757][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2006.716757][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2006.716757][ T10] ipv6_find_idev+0x102/0x170 [ 2006.716757][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.716757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.716757][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.716757][ T10] netlink_unicast+0x449/0x710 [ 2006.716757][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.716757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.716757][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.716757][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.716757][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.716757][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.716757][ T10] [ 2006.718525][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2006.718802][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2006.718802][ T10] dst_init+0x84/0x4a0 [ 2006.718802][ T10] dst_alloc+0x97/0x150 [ 2006.718802][ T10] ip6_dst_alloc+0x23/0x90 [ 2006.718802][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2006.718802][ T10] ip6_pol_route+0x56f/0x840 [ 2006.718802][ T10] fib6_rule_lookup+0x456/0x630 [ 2006.718802][ T10] ip6_route_input+0x59c/0xa50 [ 2006.718802][ T10] ipv6_rcv+0x397/0x810 [ 2006.718802][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2006.718802][ T10] process_backlog+0x101/0x620 [ 2006.718802][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2006.718802][ T10] net_rx_action+0x495/0xbe0 [ 2006.718802][ T10] __do_softirq+0x1b5/0x7f6 [ 2006.718802][ T10] [ 2006.720488][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.720488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2006.720488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2006.720488][ T10] fib6_nh_init+0xa22/0x1580 [ 2006.720488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.720488][ T10] ip6_route_add+0x1c/0x140 [ 2006.720488][ T10] inet6_rtm_newroute+0x104/0x110 [ 2006.720488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.720488][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.720488][ T10] netlink_unicast+0x449/0x710 [ 2006.720488][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.720488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.720488][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.720488][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.720488][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.720488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.720488][ T10] [ 2006.722586][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.722586][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.722586][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.722586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.722586][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2006.722586][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2006.722586][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2006.722586][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2006.722586][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2006.722586][ T10] addrconf_dad_begin+0x310/0x670 [ 2006.722586][ T10] addrconf_dad_work+0x10b/0xab0 [ 2006.722586][ T10] process_one_work+0x84d/0x18a0 [ 2006.722586][ T10] worker_thread+0x587/0xd30 [ 2006.722586][ T10] kthread+0x28a/0x350 [ 2006.722586][ T10] ret_from_fork+0x31/0x70 [ 2006.722586][ T10] ret_from_fork_asm+0x1a/0x30 [ 2006.722586][ T10] [ 2006.724553][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.724553][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.724553][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.724553][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.724553][ T10] ip6_route_add+0x1c/0x140 [ 2006.724553][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2006.724553][ T10] inet6_addr_add+0x4f8/0xa40 [ 2006.724553][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.724553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.724553][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.724553][ T10] netlink_unicast+0x449/0x710 [ 2006.724553][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.724553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.724553][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.724553][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.724553][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.724553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.724553][ T10] [ 2006.726622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.726622][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.726622][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.726622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.726622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2006.726622][ T10] ipv6_add_addr+0x411/0x2000 [ 2006.726622][ T10] inet6_addr_add+0x30e/0xa40 [ 2006.726622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.726622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.726622][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.726622][ T10] netlink_unicast+0x449/0x710 [ 2006.726622][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.726622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.726622][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.726622][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.726622][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.726622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.726622][ T10] [ 2006.728683][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.728683][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.728683][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.728683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.728683][ T10] ip6_route_add+0x1c/0x140 [ 2006.728683][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2006.728683][ T10] addrconf_add_dev+0xe2/0x170 [ 2006.728683][ T10] inet6_addr_add+0x12f/0xa40 [ 2006.728683][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.728683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.728683][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.728683][ T10] netlink_unicast+0x449/0x710 [ 2006.728683][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.728683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.728683][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.728683][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.728683][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.728683][ T10] [ 2006.730839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.730839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2006.730839][ T10] ipv6_find_idev+0x102/0x170 [ 2006.730839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.730839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.730839][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.730839][ T10] netlink_unicast+0x449/0x710 [ 2006.730839][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.730839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.730839][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.730839][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.730839][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.730839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.730839][ T10] [ 2006.732667][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2006.732667][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2006.732667][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2006.732667][ T10] ipv6_find_idev+0x102/0x170 [ 2006.732667][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.732667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.732667][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.732667][ T10] netlink_unicast+0x449/0x710 [ 2006.732667][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.732667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.732667][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.732667][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.732667][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.732667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.732667][ T10] [ 2006.734581][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2006.734904][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2006.734904][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.734904][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.734904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.734904][ T10] ip6_route_add+0x1c/0x140 [ 2006.734904][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2006.734904][ T10] inet6_addr_add+0x4f8/0xa40 [ 2006.734904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.734904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.734904][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.734904][ T10] netlink_unicast+0x449/0x710 [ 2006.734904][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.734904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.734904][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.734904][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.734904][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.734904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.734904][ T10] [ 2006.737222][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2006.737222][ T10] netdev_get_by_index+0x5e/0x80 [ 2006.737222][ T10] fib6_nh_init+0x3d8/0x1580 [ 2006.737222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2006.737222][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2006.737222][ T10] ipv6_add_addr+0x411/0x2000 [ 2006.737222][ T10] inet6_addr_add+0x30e/0xa40 [ 2006.737222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2006.737222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.737222][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.737222][ T10] netlink_unicast+0x449/0x710 [ 2006.737222][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.737222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.737222][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.737222][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.737222][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.737222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.737222][ T10] [ 2006.739459][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2006.739459][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2006.739459][ T10] ipv6_find_idev+0x102/0x170 [ 2006.739459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.739459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.739459][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.739459][ T10] netlink_unicast+0x449/0x710 [ 2006.739459][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.739459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.739459][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.739459][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.739459][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.739459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.739459][ T10] [ 2006.741621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2006.741621][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2006.741621][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2006.741621][ T10] ipv6_find_idev+0x102/0x170 [ 2006.741621][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2006.741621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2006.741621][ T10] netlink_rcv_skb+0x130/0x360 [ 2006.741621][ T10] netlink_unicast+0x449/0x710 [ 2006.741621][ T10] netlink_sendmsg+0x723/0xbe0 [ 2006.741621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2006.741621][ T10] ___sys_sendmsg+0xee/0x170 [ 2006.741621][ T10] __sys_sendmsg+0xcd/0x170 [ 2006.741621][ T10] do_syscall_64+0xc6/0x1e0 [ 2006.741621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2006.741621][ T10] [ 2016.982924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2016.983339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.983339][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2016.983339][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2016.983339][ T10] fib6_nh_init+0xa22/0x1580 [ 2016.983339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2016.983339][ T10] ip6_route_add+0x1c/0x140 [ 2016.983339][ T10] inet6_rtm_newroute+0x104/0x110 [ 2016.983339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.983339][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.983339][ T10] netlink_unicast+0x449/0x710 [ 2016.983339][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.983339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.983339][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.983339][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.983339][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.983339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2016.983339][ T10] [ 2016.985324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.985324][ T10] dst_init+0x84/0x4a0 [ 2016.985324][ T10] dst_alloc+0x97/0x150 [ 2016.985324][ T10] ip6_dst_alloc+0x23/0x90 [ 2016.985324][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2016.985324][ T10] ip6_pol_route+0x56f/0x840 [ 2016.985324][ T10] fib6_rule_lookup+0x456/0x630 [ 2016.985324][ T10] ip6_route_input+0x59c/0xa50 [ 2016.985324][ T10] ipv6_rcv+0x397/0x810 [ 2016.985324][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2016.985324][ T10] process_backlog+0x101/0x620 [ 2016.985324][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2016.985324][ T10] net_rx_action+0x495/0xbe0 [ 2016.985324][ T10] __do_softirq+0x1b5/0x7f6 [ 2016.985324][ T10] [ 2016.987133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.987133][ T10] netdev_get_by_index+0x5e/0x80 [ 2016.987133][ T10] fib6_nh_init+0x3d8/0x1580 [ 2016.987133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2016.987133][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2016.987133][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2016.987133][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2016.987133][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2016.987133][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2016.987133][ T10] addrconf_dad_begin+0x310/0x670 [ 2016.987133][ T10] addrconf_dad_work+0x10b/0xab0 [ 2016.987133][ T10] process_one_work+0x84d/0x18a0 [ 2016.987133][ T10] worker_thread+0x587/0xd30 [ 2016.987133][ T10] kthread+0x28a/0x350 [ 2016.987133][ T10] ret_from_fork+0x31/0x70 [ 2016.987133][ T10] ret_from_fork_asm+0x1a/0x30 [ 2016.987133][ T10] [ 2016.989286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.989286][ T10] netdev_get_by_index+0x5e/0x80 [ 2016.989286][ T10] fib6_nh_init+0x3d8/0x1580 [ 2016.989286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2016.989286][ T10] ip6_route_add+0x1c/0x140 [ 2016.989286][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2016.989286][ T10] inet6_addr_add+0x4f8/0xa40 [ 2016.989286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2016.989286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.989286][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.989286][ T10] netlink_unicast+0x449/0x710 [ 2016.989286][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.989286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.989286][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.989286][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.989286][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.989286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2016.989286][ T10] [ 2016.991524][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.991524][ T10] netdev_get_by_index+0x5e/0x80 [ 2016.991524][ T10] fib6_nh_init+0x3d8/0x1580 [ 2016.991524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2016.991524][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2016.991524][ T10] ipv6_add_addr+0x411/0x2000 [ 2016.991524][ T10] inet6_addr_add+0x30e/0xa40 [ 2016.991524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2016.991524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.991524][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.991524][ T10] netlink_unicast+0x449/0x710 [ 2016.991524][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.991524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.991524][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.991524][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.991524][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.991524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2016.991524][ T10] [ 2016.993752][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.993752][ T10] netdev_get_by_index+0x5e/0x80 [ 2016.993752][ T10] fib6_nh_init+0x3d8/0x1580 [ 2016.993752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2016.993752][ T10] ip6_route_add+0x1c/0x140 [ 2016.993752][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2016.993752][ T10] addrconf_add_dev+0xe2/0x170 [ 2016.993752][ T10] inet6_addr_add+0x12f/0xa40 [ 2016.993752][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2016.993752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.993752][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.993752][ T10] netlink_unicast+0x449/0x710 [ 2016.993752][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.993752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.993752][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.993752][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.993752][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.993752][ T10] [ 2016.995959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.995959][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2016.995959][ T10] ipv6_find_idev+0x102/0x170 [ 2016.995959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2016.995959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.995959][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.995959][ T10] netlink_unicast+0x449/0x710 [ 2016.995959][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.995959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.995959][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.995959][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.995959][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.995959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2016.995959][ T10] [ 2016.997672][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2016.997672][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2016.997672][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2016.997672][ T10] ipv6_find_idev+0x102/0x170 [ 2016.997672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2016.997672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2016.997672][ T10] netlink_rcv_skb+0x130/0x360 [ 2016.997672][ T10] netlink_unicast+0x449/0x710 [ 2016.997672][ T10] netlink_sendmsg+0x723/0xbe0 [ 2016.997672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2016.997672][ T10] ___sys_sendmsg+0xee/0x170 [ 2016.997672][ T10] __sys_sendmsg+0xcd/0x170 [ 2016.997672][ T10] do_syscall_64+0xc6/0x1e0 [ 2016.997672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2016.997672][ T10] [ 2016.999565][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2016.999888][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2016.999888][ T10] dst_init+0x84/0x4a0 [ 2016.999888][ T10] dst_alloc+0x97/0x150 [ 2016.999888][ T10] ip6_dst_alloc+0x23/0x90 [ 2016.999888][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2016.999888][ T10] ip6_pol_route+0x56f/0x840 [ 2016.999888][ T10] fib6_rule_lookup+0x456/0x630 [ 2016.999888][ T10] ip6_route_input+0x59c/0xa50 [ 2016.999888][ T10] ipv6_rcv+0x397/0x810 [ 2016.999888][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2016.999888][ T10] process_backlog+0x101/0x620 [ 2016.999888][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2016.999888][ T10] net_rx_action+0x495/0xbe0 [ 2016.999888][ T10] __do_softirq+0x1b5/0x7f6 [ 2016.999888][ T10] [ 2017.002154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.002154][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2017.002154][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2017.002154][ T10] fib6_nh_init+0xa22/0x1580 [ 2017.002154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.002154][ T10] ip6_route_add+0x1c/0x140 [ 2017.002154][ T10] inet6_rtm_newroute+0x104/0x110 [ 2017.002154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.002154][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.002154][ T10] netlink_unicast+0x449/0x710 [ 2017.002154][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.002154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.002154][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.002154][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.002154][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.002154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.002154][ T10] [ 2017.004499][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.004499][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.004499][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.004499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.004499][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2017.004499][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2017.004499][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2017.004499][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2017.004499][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2017.004499][ T10] addrconf_dad_begin+0x310/0x670 [ 2017.004499][ T10] addrconf_dad_work+0x10b/0xab0 [ 2017.004499][ T10] process_one_work+0x84d/0x18a0 [ 2017.004499][ T10] worker_thread+0x587/0xd30 [ 2017.004499][ T10] kthread+0x28a/0x350 [ 2017.004499][ T10] ret_from_fork+0x31/0x70 [ 2017.004499][ T10] ret_from_fork_asm+0x1a/0x30 [ 2017.004499][ T10] [ 2017.006457][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.006457][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.006457][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.006457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.006457][ T10] ip6_route_add+0x1c/0x140 [ 2017.006457][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2017.006457][ T10] inet6_addr_add+0x4f8/0xa40 [ 2017.006457][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2017.006457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.006457][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.006457][ T10] netlink_unicast+0x449/0x710 [ 2017.006457][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.006457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.006457][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.006457][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.006457][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.006457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.006457][ T10] [ 2017.008554][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.008554][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.008554][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.008554][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.008554][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2017.008554][ T10] ipv6_add_addr+0x411/0x2000 [ 2017.008554][ T10] inet6_addr_add+0x30e/0xa40 [ 2017.008554][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2017.008554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.008554][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.008554][ T10] netlink_unicast+0x449/0x710 [ 2017.008554][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.008554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.008554][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.008554][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.008554][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.008554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.008554][ T10] [ 2017.010590][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.010590][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.010590][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.010590][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.010590][ T10] ip6_route_add+0x1c/0x140 [ 2017.010590][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2017.010590][ T10] addrconf_add_dev+0xe2/0x170 [ 2017.010590][ T10] inet6_addr_add+0x12f/0xa40 [ 2017.010590][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2017.010590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.010590][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.010590][ T10] netlink_unicast+0x449/0x710 [ 2017.010590][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.010590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.010590][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.010590][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.010590][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.010590][ T10] [ 2017.012700][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.012700][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2017.012700][ T10] ipv6_find_idev+0x102/0x170 [ 2017.012700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2017.012700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.012700][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.012700][ T10] netlink_unicast+0x449/0x710 [ 2017.012700][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.012700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.012700][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.012700][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.012700][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.012700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.012700][ T10] [ 2017.014443][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2017.014443][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2017.014443][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2017.014443][ T10] ipv6_find_idev+0x102/0x170 [ 2017.014443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2017.014443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.014443][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.014443][ T10] netlink_unicast+0x449/0x710 [ 2017.014443][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.014443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.014443][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.014443][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.014443][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.014443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.014443][ T10] [ 2017.016535][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2017.016804][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2017.016804][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.016804][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.016804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.016804][ T10] ip6_route_add+0x1c/0x140 [ 2017.016804][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2017.016804][ T10] inet6_addr_add+0x4f8/0xa40 [ 2017.016804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2017.016804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.016804][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.016804][ T10] netlink_unicast+0x449/0x710 [ 2017.016804][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.016804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.016804][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.016804][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.016804][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.016804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.016804][ T10] [ 2017.019119][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2017.019119][ T10] netdev_get_by_index+0x5e/0x80 [ 2017.019119][ T10] fib6_nh_init+0x3d8/0x1580 [ 2017.019119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2017.019119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2017.019119][ T10] ipv6_add_addr+0x411/0x2000 [ 2017.019119][ T10] inet6_addr_add+0x30e/0xa40 [ 2017.019119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2017.019119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.019119][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.019119][ T10] netlink_unicast+0x449/0x710 [ 2017.019119][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.019119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.019119][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.019119][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.019119][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.019119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.019119][ T10] [ 2017.021406][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2017.021406][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2017.021406][ T10] ipv6_find_idev+0x102/0x170 [ 2017.021406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2017.021406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.021406][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.021406][ T10] netlink_unicast+0x449/0x710 [ 2017.021406][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.021406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.021406][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.021406][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.021406][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.021406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.021406][ T10] [ 2017.023167][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2017.023167][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2017.023167][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2017.023167][ T10] ipv6_find_idev+0x102/0x170 [ 2017.023167][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2017.023167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2017.023167][ T10] netlink_rcv_skb+0x130/0x360 [ 2017.023167][ T10] netlink_unicast+0x449/0x710 [ 2017.023167][ T10] netlink_sendmsg+0x723/0xbe0 [ 2017.023167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2017.023167][ T10] ___sys_sendmsg+0xee/0x170 [ 2017.023167][ T10] __sys_sendmsg+0xcd/0x170 [ 2017.023167][ T10] do_syscall_64+0xc6/0x1e0 [ 2017.023167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2017.023167][ T10] [ 2027.262929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2027.263324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.263324][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2027.263324][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2027.263324][ T10] fib6_nh_init+0xa22/0x1580 [ 2027.263324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.263324][ T10] ip6_route_add+0x1c/0x140 [ 2027.263324][ T10] inet6_rtm_newroute+0x104/0x110 [ 2027.263324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.263324][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.263324][ T10] netlink_unicast+0x449/0x710 [ 2027.263324][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.263324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.263324][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.263324][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.263324][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.263324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.263324][ T10] [ 2027.265341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.265341][ T10] dst_init+0x84/0x4a0 [ 2027.265341][ T10] dst_alloc+0x97/0x150 [ 2027.265341][ T10] ip6_dst_alloc+0x23/0x90 [ 2027.265341][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2027.265341][ T10] ip6_pol_route+0x56f/0x840 [ 2027.265341][ T10] fib6_rule_lookup+0x456/0x630 [ 2027.265341][ T10] ip6_route_input+0x59c/0xa50 [ 2027.265341][ T10] ipv6_rcv+0x397/0x810 [ 2027.265341][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2027.265341][ T10] process_backlog+0x101/0x620 [ 2027.265341][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2027.265341][ T10] net_rx_action+0x495/0xbe0 [ 2027.265341][ T10] __do_softirq+0x1b5/0x7f6 [ 2027.265341][ T10] [ 2027.267051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.267051][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.267051][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.267051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.267051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2027.267051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2027.267051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2027.267051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2027.267051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2027.267051][ T10] addrconf_dad_begin+0x310/0x670 [ 2027.267051][ T10] addrconf_dad_work+0x10b/0xab0 [ 2027.267051][ T10] process_one_work+0x84d/0x18a0 [ 2027.267051][ T10] worker_thread+0x587/0xd30 [ 2027.267051][ T10] kthread+0x28a/0x350 [ 2027.267051][ T10] ret_from_fork+0x31/0x70 [ 2027.267051][ T10] ret_from_fork_asm+0x1a/0x30 [ 2027.267051][ T10] [ 2027.269020][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.269020][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.269020][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.269020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.269020][ T10] ip6_route_add+0x1c/0x140 [ 2027.269020][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2027.269020][ T10] inet6_addr_add+0x4f8/0xa40 [ 2027.269020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.269020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.269020][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.269020][ T10] netlink_unicast+0x449/0x710 [ 2027.269020][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.269020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.269020][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.269020][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.269020][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.269020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.269020][ T10] [ 2027.271080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.271080][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.271080][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.271080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.271080][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2027.271080][ T10] ipv6_add_addr+0x411/0x2000 [ 2027.271080][ T10] inet6_addr_add+0x30e/0xa40 [ 2027.271080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.271080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.271080][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.271080][ T10] netlink_unicast+0x449/0x710 [ 2027.271080][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.271080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.271080][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.271080][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.271080][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.271080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.271080][ T10] [ 2027.273142][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.273142][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.273142][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.273142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.273142][ T10] ip6_route_add+0x1c/0x140 [ 2027.273142][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2027.273142][ T10] addrconf_add_dev+0xe2/0x170 [ 2027.273142][ T10] inet6_addr_add+0x12f/0xa40 [ 2027.273142][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.273142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.273142][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.273142][ T10] netlink_unicast+0x449/0x710 [ 2027.273142][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.273142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.273142][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.273142][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.273142][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.273142][ T10] [ 2027.275165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.275165][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2027.275165][ T10] ipv6_find_idev+0x102/0x170 [ 2027.275165][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.275165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.275165][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.275165][ T10] netlink_unicast+0x449/0x710 [ 2027.275165][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.275165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.275165][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.275165][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.275165][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.275165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.275165][ T10] [ 2027.276759][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2027.276759][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2027.276759][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2027.276759][ T10] ipv6_find_idev+0x102/0x170 [ 2027.276759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.276759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.276759][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.276759][ T10] netlink_unicast+0x449/0x710 [ 2027.276759][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.276759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.276759][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.276759][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.276759][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.276759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.276759][ T10] [ 2027.278535][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2027.278829][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2027.278829][ T10] dst_init+0x84/0x4a0 [ 2027.278829][ T10] dst_alloc+0x97/0x150 [ 2027.278829][ T10] ip6_dst_alloc+0x23/0x90 [ 2027.278829][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2027.278829][ T10] ip6_pol_route+0x56f/0x840 [ 2027.278829][ T10] fib6_rule_lookup+0x456/0x630 [ 2027.278829][ T10] ip6_route_input+0x59c/0xa50 [ 2027.278829][ T10] ipv6_rcv+0x397/0x810 [ 2027.278829][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2027.278829][ T10] process_backlog+0x101/0x620 [ 2027.278829][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2027.278829][ T10] net_rx_action+0x495/0xbe0 [ 2027.278829][ T10] __do_softirq+0x1b5/0x7f6 [ 2027.278829][ T10] [ 2027.281151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.281151][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2027.281151][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2027.281151][ T10] fib6_nh_init+0xa22/0x1580 [ 2027.281151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.281151][ T10] ip6_route_add+0x1c/0x140 [ 2027.281151][ T10] inet6_rtm_newroute+0x104/0x110 [ 2027.281151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.281151][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.281151][ T10] netlink_unicast+0x449/0x710 [ 2027.281151][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.281151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.281151][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.281151][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.281151][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.281151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.281151][ T10] [ 2027.283084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.283084][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.283084][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.283084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.283084][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2027.283084][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2027.283084][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2027.283084][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2027.283084][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2027.283084][ T10] addrconf_dad_begin+0x310/0x670 [ 2027.283084][ T10] addrconf_dad_work+0x10b/0xab0 [ 2027.283084][ T10] process_one_work+0x84d/0x18a0 [ 2027.283084][ T10] worker_thread+0x587/0xd30 [ 2027.283084][ T10] kthread+0x28a/0x350 [ 2027.283084][ T10] ret_from_fork+0x31/0x70 [ 2027.283084][ T10] ret_from_fork_asm+0x1a/0x30 [ 2027.283084][ T10] [ 2027.285061][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.285061][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.285061][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.285061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.285061][ T10] ip6_route_add+0x1c/0x140 [ 2027.285061][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2027.285061][ T10] inet6_addr_add+0x4f8/0xa40 [ 2027.285061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.285061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.285061][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.285061][ T10] netlink_unicast+0x449/0x710 [ 2027.285061][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.285061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.285061][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.285061][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.285061][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.285061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.285061][ T10] [ 2027.287492][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.287492][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.287492][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.287492][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.287492][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2027.287492][ T10] ipv6_add_addr+0x411/0x2000 [ 2027.287492][ T10] inet6_addr_add+0x30e/0xa40 [ 2027.287492][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.287492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.287492][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.287492][ T10] netlink_unicast+0x449/0x710 [ 2027.287492][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.287492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.287492][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.287492][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.287492][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.287492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.287492][ T10] [ 2027.289594][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.289594][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.289594][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.289594][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.289594][ T10] ip6_route_add+0x1c/0x140 [ 2027.289594][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2027.289594][ T10] addrconf_add_dev+0xe2/0x170 [ 2027.289594][ T10] inet6_addr_add+0x12f/0xa40 [ 2027.289594][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.289594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.289594][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.289594][ T10] netlink_unicast+0x449/0x710 [ 2027.289594][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.289594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.289594][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.289594][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.289594][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.289594][ T10] [ 2027.291689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.291689][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2027.291689][ T10] ipv6_find_idev+0x102/0x170 [ 2027.291689][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.291689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.291689][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.291689][ T10] netlink_unicast+0x449/0x710 [ 2027.291689][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.291689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.291689][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.291689][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.291689][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.291689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.291689][ T10] [ 2027.293469][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2027.293469][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2027.293469][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2027.293469][ T10] ipv6_find_idev+0x102/0x170 [ 2027.293469][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.293469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.293469][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.293469][ T10] netlink_unicast+0x449/0x710 [ 2027.293469][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.293469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.293469][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.293469][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.293469][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.293469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.293469][ T10] [ 2027.295362][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2027.295690][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2027.295690][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.295690][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.295690][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.295690][ T10] ip6_route_add+0x1c/0x140 [ 2027.295690][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2027.295690][ T10] inet6_addr_add+0x4f8/0xa40 [ 2027.295690][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.295690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.295690][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.295690][ T10] netlink_unicast+0x449/0x710 [ 2027.295690][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.295690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.295690][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.295690][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.295690][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.295690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.295690][ T10] [ 2027.297891][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2027.297891][ T10] netdev_get_by_index+0x5e/0x80 [ 2027.297891][ T10] fib6_nh_init+0x3d8/0x1580 [ 2027.297891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2027.297891][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2027.297891][ T10] ipv6_add_addr+0x411/0x2000 [ 2027.297891][ T10] inet6_addr_add+0x30e/0xa40 [ 2027.297891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2027.297891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.297891][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.297891][ T10] netlink_unicast+0x449/0x710 [ 2027.297891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.297891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.297891][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.297891][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.297891][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.297891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.297891][ T10] [ 2027.300067][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2027.300067][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2027.300067][ T10] ipv6_find_idev+0x102/0x170 [ 2027.300067][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.300067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.300067][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.300067][ T10] netlink_unicast+0x449/0x710 [ 2027.300067][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.300067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.300067][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.300067][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.300067][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.300067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.300067][ T10] [ 2027.301787][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2027.301787][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2027.301787][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2027.301787][ T10] ipv6_find_idev+0x102/0x170 [ 2027.301787][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2027.301787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2027.301787][ T10] netlink_rcv_skb+0x130/0x360 [ 2027.301787][ T10] netlink_unicast+0x449/0x710 [ 2027.301787][ T10] netlink_sendmsg+0x723/0xbe0 [ 2027.301787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2027.301787][ T10] ___sys_sendmsg+0xee/0x170 [ 2027.301787][ T10] __sys_sendmsg+0xcd/0x170 [ 2027.301787][ T10] do_syscall_64+0xc6/0x1e0 [ 2027.301787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2027.301787][ T10] [ 2037.382862][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2037.383322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.383322][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2037.383322][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2037.383322][ T10] fib6_nh_init+0xa22/0x1580 [ 2037.383322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.383322][ T10] ip6_route_add+0x1c/0x140 [ 2037.383322][ T10] inet6_rtm_newroute+0x104/0x110 [ 2037.383322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.383322][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.383322][ T10] netlink_unicast+0x449/0x710 [ 2037.383322][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.383322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.383322][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.383322][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.383322][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.383322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.383322][ T10] [ 2037.385235][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.385235][ T10] dst_init+0x84/0x4a0 [ 2037.385235][ T10] dst_alloc+0x97/0x150 [ 2037.385235][ T10] ip6_dst_alloc+0x23/0x90 [ 2037.385235][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2037.385235][ T10] ip6_pol_route+0x56f/0x840 [ 2037.385235][ T10] fib6_rule_lookup+0x456/0x630 [ 2037.385235][ T10] ip6_route_input+0x59c/0xa50 [ 2037.385235][ T10] ipv6_rcv+0x397/0x810 [ 2037.385235][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2037.385235][ T10] process_backlog+0x101/0x620 [ 2037.385235][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2037.385235][ T10] net_rx_action+0x495/0xbe0 [ 2037.385235][ T10] __do_softirq+0x1b5/0x7f6 [ 2037.385235][ T10] [ 2037.386917][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.386917][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.386917][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.386917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.386917][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2037.386917][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2037.386917][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2037.386917][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2037.386917][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2037.386917][ T10] addrconf_dad_begin+0x310/0x670 [ 2037.386917][ T10] addrconf_dad_work+0x10b/0xab0 [ 2037.386917][ T10] process_one_work+0x84d/0x18a0 [ 2037.386917][ T10] worker_thread+0x587/0xd30 [ 2037.386917][ T10] kthread+0x28a/0x350 [ 2037.386917][ T10] ret_from_fork+0x31/0x70 [ 2037.386917][ T10] ret_from_fork_asm+0x1a/0x30 [ 2037.386917][ T10] [ 2037.388868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.388868][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.388868][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.388868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.388868][ T10] ip6_route_add+0x1c/0x140 [ 2037.388868][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2037.388868][ T10] inet6_addr_add+0x4f8/0xa40 [ 2037.388868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.388868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.388868][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.388868][ T10] netlink_unicast+0x449/0x710 [ 2037.388868][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.388868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.388868][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.388868][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.388868][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.388868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.388868][ T10] [ 2037.390901][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.390901][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.390901][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.390901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.390901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2037.390901][ T10] ipv6_add_addr+0x411/0x2000 [ 2037.390901][ T10] inet6_addr_add+0x30e/0xa40 [ 2037.390901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.390901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.390901][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.390901][ T10] netlink_unicast+0x449/0x710 [ 2037.390901][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.390901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.390901][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.390901][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.390901][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.390901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.390901][ T10] [ 2037.392918][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.392918][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.392918][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.392918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.392918][ T10] ip6_route_add+0x1c/0x140 [ 2037.392918][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2037.392918][ T10] addrconf_add_dev+0xe2/0x170 [ 2037.392918][ T10] inet6_addr_add+0x12f/0xa40 [ 2037.392918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.392918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.392918][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.392918][ T10] netlink_unicast+0x449/0x710 [ 2037.392918][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.392918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.392918][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.392918][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.392918][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.392918][ T10] [ 2037.394891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.394891][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2037.394891][ T10] ipv6_find_idev+0x102/0x170 [ 2037.394891][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.394891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.394891][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.394891][ T10] netlink_unicast+0x449/0x710 [ 2037.394891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.394891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.394891][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.394891][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.394891][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.394891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.394891][ T10] [ 2037.396459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2037.396459][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2037.396459][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2037.396459][ T10] ipv6_find_idev+0x102/0x170 [ 2037.396459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.396459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.396459][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.396459][ T10] netlink_unicast+0x449/0x710 [ 2037.396459][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.396459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.396459][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.396459][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.396459][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.396459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.396459][ T10] [ 2037.398158][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2037.398441][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2037.398441][ T10] dst_init+0x84/0x4a0 [ 2037.398441][ T10] dst_alloc+0x97/0x150 [ 2037.398441][ T10] ip6_dst_alloc+0x23/0x90 [ 2037.398441][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2037.398441][ T10] ip6_pol_route+0x56f/0x840 [ 2037.398441][ T10] fib6_rule_lookup+0x456/0x630 [ 2037.398441][ T10] ip6_route_input+0x59c/0xa50 [ 2037.398441][ T10] ipv6_rcv+0x397/0x810 [ 2037.398441][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2037.398441][ T10] process_backlog+0x101/0x620 [ 2037.398441][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2037.398441][ T10] net_rx_action+0x495/0xbe0 [ 2037.398441][ T10] __do_softirq+0x1b5/0x7f6 [ 2037.398441][ T10] [ 2037.400100][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.400100][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2037.400100][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2037.400100][ T10] fib6_nh_init+0xa22/0x1580 [ 2037.400100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.400100][ T10] ip6_route_add+0x1c/0x140 [ 2037.400100][ T10] inet6_rtm_newroute+0x104/0x110 [ 2037.400100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.400100][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.400100][ T10] netlink_unicast+0x449/0x710 [ 2037.400100][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.400100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.400100][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.400100][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.400100][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.400100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.400100][ T10] [ 2037.401976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.401976][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.401976][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.401976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.401976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2037.401976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2037.401976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2037.401976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2037.401976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2037.401976][ T10] addrconf_dad_begin+0x310/0x670 [ 2037.401976][ T10] addrconf_dad_work+0x10b/0xab0 [ 2037.401976][ T10] process_one_work+0x84d/0x18a0 [ 2037.401976][ T10] worker_thread+0x587/0xd30 [ 2037.401976][ T10] kthread+0x28a/0x350 [ 2037.401976][ T10] ret_from_fork+0x31/0x70 [ 2037.401976][ T10] ret_from_fork_asm+0x1a/0x30 [ 2037.401976][ T10] [ 2037.403896][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.403896][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.403896][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.403896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.403896][ T10] ip6_route_add+0x1c/0x140 [ 2037.403896][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2037.403896][ T10] inet6_addr_add+0x4f8/0xa40 [ 2037.403896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.403896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.403896][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.403896][ T10] netlink_unicast+0x449/0x710 [ 2037.403896][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.403896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.403896][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.403896][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.403896][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.403896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.403896][ T10] [ 2037.406202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.406202][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.406202][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.406202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.406202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2037.406202][ T10] ipv6_add_addr+0x411/0x2000 [ 2037.406202][ T10] inet6_addr_add+0x30e/0xa40 [ 2037.406202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.406202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.406202][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.406202][ T10] netlink_unicast+0x449/0x710 [ 2037.406202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.406202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.406202][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.406202][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.406202][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.406202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.406202][ T10] [ 2037.408221][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.408221][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.408221][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.408221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.408221][ T10] ip6_route_add+0x1c/0x140 [ 2037.408221][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2037.408221][ T10] addrconf_add_dev+0xe2/0x170 [ 2037.408221][ T10] inet6_addr_add+0x12f/0xa40 [ 2037.408221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.408221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.408221][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.408221][ T10] netlink_unicast+0x449/0x710 [ 2037.408221][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.408221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.408221][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.408221][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.408221][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.408221][ T10] [ 2037.410342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.410342][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2037.410342][ T10] ipv6_find_idev+0x102/0x170 [ 2037.410342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.410342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.410342][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.410342][ T10] netlink_unicast+0x449/0x710 [ 2037.410342][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.410342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.410342][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.410342][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.410342][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.410342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.410342][ T10] [ 2037.412091][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2037.412091][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2037.412091][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2037.412091][ T10] ipv6_find_idev+0x102/0x170 [ 2037.412091][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.412091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.412091][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.412091][ T10] netlink_unicast+0x449/0x710 [ 2037.412091][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.412091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.412091][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.412091][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.412091][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.412091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.412091][ T10] [ 2037.414089][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2037.414330][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2037.414330][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.414330][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.414330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.414330][ T10] ip6_route_add+0x1c/0x140 [ 2037.414330][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2037.414330][ T10] inet6_addr_add+0x4f8/0xa40 [ 2037.414330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.414330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.414330][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.414330][ T10] netlink_unicast+0x449/0x710 [ 2037.414330][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.414330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.414330][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.414330][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.414330][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.414330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.414330][ T10] [ 2037.416588][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2037.416588][ T10] netdev_get_by_index+0x5e/0x80 [ 2037.416588][ T10] fib6_nh_init+0x3d8/0x1580 [ 2037.416588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2037.416588][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2037.416588][ T10] ipv6_add_addr+0x411/0x2000 [ 2037.416588][ T10] inet6_addr_add+0x30e/0xa40 [ 2037.416588][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2037.416588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.416588][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.416588][ T10] netlink_unicast+0x449/0x710 [ 2037.416588][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.416588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.416588][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.416588][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.416588][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.416588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.416588][ T10] [ 2037.418773][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2037.418773][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2037.418773][ T10] ipv6_find_idev+0x102/0x170 [ 2037.418773][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.418773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.418773][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.418773][ T10] netlink_unicast+0x449/0x710 [ 2037.418773][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.418773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.418773][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.418773][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.418773][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.418773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.418773][ T10] [ 2037.420491][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2037.420491][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2037.420491][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2037.420491][ T10] ipv6_find_idev+0x102/0x170 [ 2037.420491][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2037.420491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2037.420491][ T10] netlink_rcv_skb+0x130/0x360 [ 2037.420491][ T10] netlink_unicast+0x449/0x710 [ 2037.420491][ T10] netlink_sendmsg+0x723/0xbe0 [ 2037.420491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2037.420491][ T10] ___sys_sendmsg+0xee/0x170 [ 2037.420491][ T10] __sys_sendmsg+0xcd/0x170 [ 2037.420491][ T10] do_syscall_64+0xc6/0x1e0 [ 2037.420491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2037.420491][ T10] [ 2047.591056][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2047.591552][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.591552][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2047.591552][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2047.591552][ T10] fib6_nh_init+0xa22/0x1580 [ 2047.591552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.591552][ T10] ip6_route_add+0x1c/0x140 [ 2047.591552][ T10] inet6_rtm_newroute+0x104/0x110 [ 2047.591552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.591552][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.591552][ T10] netlink_unicast+0x449/0x710 [ 2047.591552][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.591552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.591552][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.591552][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.591552][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.591552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.591552][ T10] [ 2047.593543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.593543][ T10] dst_init+0x84/0x4a0 [ 2047.593543][ T10] dst_alloc+0x97/0x150 [ 2047.593543][ T10] ip6_dst_alloc+0x23/0x90 [ 2047.593543][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2047.593543][ T10] ip6_pol_route+0x56f/0x840 [ 2047.593543][ T10] fib6_rule_lookup+0x456/0x630 [ 2047.593543][ T10] ip6_route_input+0x59c/0xa50 [ 2047.593543][ T10] ipv6_rcv+0x397/0x810 [ 2047.593543][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2047.593543][ T10] process_backlog+0x101/0x620 [ 2047.593543][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2047.593543][ T10] net_rx_action+0x495/0xbe0 [ 2047.593543][ T10] __do_softirq+0x1b5/0x7f6 [ 2047.593543][ T10] [ 2047.595238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.595238][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.595238][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.595238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.595238][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2047.595238][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2047.595238][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2047.595238][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2047.595238][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2047.595238][ T10] addrconf_dad_begin+0x310/0x670 [ 2047.595238][ T10] addrconf_dad_work+0x10b/0xab0 [ 2047.595238][ T10] process_one_work+0x84d/0x18a0 [ 2047.595238][ T10] worker_thread+0x587/0xd30 [ 2047.595238][ T10] kthread+0x28a/0x350 [ 2047.595238][ T10] ret_from_fork+0x31/0x70 [ 2047.595238][ T10] ret_from_fork_asm+0x1a/0x30 [ 2047.595238][ T10] [ 2047.597215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.597215][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.597215][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.597215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.597215][ T10] ip6_route_add+0x1c/0x140 [ 2047.597215][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2047.597215][ T10] inet6_addr_add+0x4f8/0xa40 [ 2047.597215][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.597215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.597215][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.597215][ T10] netlink_unicast+0x449/0x710 [ 2047.597215][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.597215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.597215][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.597215][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.597215][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.597215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.597215][ T10] [ 2047.599265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.599265][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.599265][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.599265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.599265][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2047.599265][ T10] ipv6_add_addr+0x411/0x2000 [ 2047.599265][ T10] inet6_addr_add+0x30e/0xa40 [ 2047.599265][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.599265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.599265][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.599265][ T10] netlink_unicast+0x449/0x710 [ 2047.599265][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.599265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.599265][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.599265][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.599265][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.599265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.599265][ T10] [ 2047.601325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.601325][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.601325][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.601325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.601325][ T10] ip6_route_add+0x1c/0x140 [ 2047.601325][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2047.601325][ T10] addrconf_add_dev+0xe2/0x170 [ 2047.601325][ T10] inet6_addr_add+0x12f/0xa40 [ 2047.601325][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.601325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.601325][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.601325][ T10] netlink_unicast+0x449/0x710 [ 2047.601325][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.601325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.601325][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.601325][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.601325][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.601325][ T10] [ 2047.603362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.603362][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2047.603362][ T10] ipv6_find_idev+0x102/0x170 [ 2047.603362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.603362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.603362][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.603362][ T10] netlink_unicast+0x449/0x710 [ 2047.603362][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.603362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.603362][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.603362][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.603362][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.603362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.603362][ T10] [ 2047.604941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2047.604941][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2047.604941][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2047.604941][ T10] ipv6_find_idev+0x102/0x170 [ 2047.604941][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.604941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.604941][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.604941][ T10] netlink_unicast+0x449/0x710 [ 2047.604941][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.604941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.604941][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.604941][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.604941][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.604941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.604941][ T10] [ 2047.606694][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2047.606993][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2047.606993][ T10] dst_init+0x84/0x4a0 [ 2047.606993][ T10] dst_alloc+0x97/0x150 [ 2047.606993][ T10] ip6_dst_alloc+0x23/0x90 [ 2047.606993][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2047.606993][ T10] ip6_pol_route+0x56f/0x840 [ 2047.606993][ T10] fib6_rule_lookup+0x456/0x630 [ 2047.606993][ T10] ip6_route_input+0x59c/0xa50 [ 2047.606993][ T10] ipv6_rcv+0x397/0x810 [ 2047.606993][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2047.606993][ T10] process_backlog+0x101/0x620 [ 2047.606993][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2047.606993][ T10] net_rx_action+0x495/0xbe0 [ 2047.606993][ T10] __do_softirq+0x1b5/0x7f6 [ 2047.606993][ T10] [ 2047.608691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.608691][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2047.608691][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2047.608691][ T10] fib6_nh_init+0xa22/0x1580 [ 2047.608691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.608691][ T10] ip6_route_add+0x1c/0x140 [ 2047.608691][ T10] inet6_rtm_newroute+0x104/0x110 [ 2047.608691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.608691][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.608691][ T10] netlink_unicast+0x449/0x710 [ 2047.608691][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.608691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.608691][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.608691][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.608691][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.608691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.608691][ T10] [ 2047.610631][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.610631][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.610631][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.610631][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.610631][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2047.610631][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2047.610631][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2047.610631][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2047.610631][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2047.610631][ T10] addrconf_dad_begin+0x310/0x670 [ 2047.610631][ T10] addrconf_dad_work+0x10b/0xab0 [ 2047.610631][ T10] process_one_work+0x84d/0x18a0 [ 2047.610631][ T10] worker_thread+0x587/0xd30 [ 2047.610631][ T10] kthread+0x28a/0x350 [ 2047.610631][ T10] ret_from_fork+0x31/0x70 [ 2047.610631][ T10] ret_from_fork_asm+0x1a/0x30 [ 2047.610631][ T10] [ 2047.612597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.612597][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.612597][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.612597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.612597][ T10] ip6_route_add+0x1c/0x140 [ 2047.612597][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2047.612597][ T10] inet6_addr_add+0x4f8/0xa40 [ 2047.612597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.612597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.612597][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.612597][ T10] netlink_unicast+0x449/0x710 [ 2047.612597][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.612597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.612597][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.612597][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.612597][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.612597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.612597][ T10] [ 2047.614683][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.614683][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.614683][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.614683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.614683][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2047.614683][ T10] ipv6_add_addr+0x411/0x2000 [ 2047.614683][ T10] inet6_addr_add+0x30e/0xa40 [ 2047.614683][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.614683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.614683][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.614683][ T10] netlink_unicast+0x449/0x710 [ 2047.614683][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.614683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.614683][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.614683][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.614683][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.614683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.614683][ T10] [ 2047.616752][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.616752][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.616752][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.616752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.616752][ T10] ip6_route_add+0x1c/0x140 [ 2047.616752][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2047.616752][ T10] addrconf_add_dev+0xe2/0x170 [ 2047.616752][ T10] inet6_addr_add+0x12f/0xa40 [ 2047.616752][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.616752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.616752][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.616752][ T10] netlink_unicast+0x449/0x710 [ 2047.616752][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.616752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.616752][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.616752][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.616752][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.616752][ T10] [ 2047.618902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.618902][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2047.618902][ T10] ipv6_find_idev+0x102/0x170 [ 2047.618902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.618902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.618902][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.618902][ T10] netlink_unicast+0x449/0x710 [ 2047.618902][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.618902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.618902][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.618902][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.618902][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.618902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.618902][ T10] [ 2047.620723][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2047.620723][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2047.620723][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2047.620723][ T10] ipv6_find_idev+0x102/0x170 [ 2047.620723][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.620723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.620723][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.620723][ T10] netlink_unicast+0x449/0x710 [ 2047.620723][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.620723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.620723][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.620723][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.620723][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.620723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.620723][ T10] [ 2047.622700][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2047.623014][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2047.623014][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.623014][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.623014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.623014][ T10] ip6_route_add+0x1c/0x140 [ 2047.623014][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2047.623014][ T10] inet6_addr_add+0x4f8/0xa40 [ 2047.623014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.623014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.623014][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.623014][ T10] netlink_unicast+0x449/0x710 [ 2047.623014][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.623014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.623014][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.623014][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.623014][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.623014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.623014][ T10] [ 2047.625274][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2047.625274][ T10] netdev_get_by_index+0x5e/0x80 [ 2047.625274][ T10] fib6_nh_init+0x3d8/0x1580 [ 2047.625274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2047.625274][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2047.625274][ T10] ipv6_add_addr+0x411/0x2000 [ 2047.625274][ T10] inet6_addr_add+0x30e/0xa40 [ 2047.625274][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2047.625274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.625274][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.625274][ T10] netlink_unicast+0x449/0x710 [ 2047.625274][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.625274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.625274][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.625274][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.625274][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.625274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.625274][ T10] [ 2047.627581][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2047.627581][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2047.627581][ T10] ipv6_find_idev+0x102/0x170 [ 2047.627581][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.627581][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.627581][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.627581][ T10] netlink_unicast+0x449/0x710 [ 2047.627581][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.627581][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.627581][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.627581][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.627581][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.627581][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.627581][ T10] [ 2047.629356][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2047.629356][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2047.629356][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2047.629356][ T10] ipv6_find_idev+0x102/0x170 [ 2047.629356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2047.629356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2047.629356][ T10] netlink_rcv_skb+0x130/0x360 [ 2047.629356][ T10] netlink_unicast+0x449/0x710 [ 2047.629356][ T10] netlink_sendmsg+0x723/0xbe0 [ 2047.629356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2047.629356][ T10] ___sys_sendmsg+0xee/0x170 [ 2047.629356][ T10] __sys_sendmsg+0xcd/0x170 [ 2047.629356][ T10] do_syscall_64+0xc6/0x1e0 [ 2047.629356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2047.629356][ T10] [ 2057.870993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2057.871404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.871404][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2057.871404][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2057.871404][ T10] fib6_nh_init+0xa22/0x1580 [ 2057.871404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.871404][ T10] ip6_route_add+0x1c/0x140 [ 2057.871404][ T10] inet6_rtm_newroute+0x104/0x110 [ 2057.871404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.871404][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.871404][ T10] netlink_unicast+0x449/0x710 [ 2057.871404][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.871404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.871404][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.871404][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.871404][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.871404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.871404][ T10] [ 2057.873373][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.873373][ T10] dst_init+0x84/0x4a0 [ 2057.873373][ T10] dst_alloc+0x97/0x150 [ 2057.873373][ T10] ip6_dst_alloc+0x23/0x90 [ 2057.873373][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2057.873373][ T10] ip6_pol_route+0x56f/0x840 [ 2057.873373][ T10] fib6_rule_lookup+0x456/0x630 [ 2057.873373][ T10] ip6_route_input+0x59c/0xa50 [ 2057.873373][ T10] ipv6_rcv+0x397/0x810 [ 2057.873373][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2057.873373][ T10] process_backlog+0x101/0x620 [ 2057.873373][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2057.873373][ T10] net_rx_action+0x495/0xbe0 [ 2057.873373][ T10] __do_softirq+0x1b5/0x7f6 [ 2057.873373][ T10] [ 2057.875068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.875068][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.875068][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.875068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.875068][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2057.875068][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2057.875068][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2057.875068][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2057.875068][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2057.875068][ T10] addrconf_dad_begin+0x310/0x670 [ 2057.875068][ T10] addrconf_dad_work+0x10b/0xab0 [ 2057.875068][ T10] process_one_work+0x84d/0x18a0 [ 2057.875068][ T10] worker_thread+0x587/0xd30 [ 2057.875068][ T10] kthread+0x28a/0x350 [ 2057.875068][ T10] ret_from_fork+0x31/0x70 [ 2057.875068][ T10] ret_from_fork_asm+0x1a/0x30 [ 2057.875068][ T10] [ 2057.877057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.877057][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.877057][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.877057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.877057][ T10] ip6_route_add+0x1c/0x140 [ 2057.877057][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2057.877057][ T10] inet6_addr_add+0x4f8/0xa40 [ 2057.877057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.877057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.877057][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.877057][ T10] netlink_unicast+0x449/0x710 [ 2057.877057][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.877057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.877057][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.877057][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.877057][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.877057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.877057][ T10] [ 2057.879134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.879134][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.879134][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.879134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.879134][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2057.879134][ T10] ipv6_add_addr+0x411/0x2000 [ 2057.879134][ T10] inet6_addr_add+0x30e/0xa40 [ 2057.879134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.879134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.879134][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.879134][ T10] netlink_unicast+0x449/0x710 [ 2057.879134][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.879134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.879134][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.879134][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.879134][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.879134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.879134][ T10] [ 2057.881200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.881200][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.881200][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.881200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.881200][ T10] ip6_route_add+0x1c/0x140 [ 2057.881200][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2057.881200][ T10] addrconf_add_dev+0xe2/0x170 [ 2057.881200][ T10] inet6_addr_add+0x12f/0xa40 [ 2057.881200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.881200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.881200][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.881200][ T10] netlink_unicast+0x449/0x710 [ 2057.881200][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.881200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.881200][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.881200][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.881200][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.881200][ T10] [ 2057.883224][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.883224][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2057.883224][ T10] ipv6_find_idev+0x102/0x170 [ 2057.883224][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.883224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.883224][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.883224][ T10] netlink_unicast+0x449/0x710 [ 2057.883224][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.883224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.883224][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.883224][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.883224][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.883224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.883224][ T10] [ 2057.884834][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2057.884834][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2057.884834][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2057.884834][ T10] ipv6_find_idev+0x102/0x170 [ 2057.884834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.884834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.884834][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.884834][ T10] netlink_unicast+0x449/0x710 [ 2057.884834][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.884834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.884834][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.884834][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.884834][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.884834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.884834][ T10] [ 2057.886624][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2057.886916][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2057.886916][ T10] dst_init+0x84/0x4a0 [ 2057.886916][ T10] dst_alloc+0x97/0x150 [ 2057.886916][ T10] ip6_dst_alloc+0x23/0x90 [ 2057.886916][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2057.886916][ T10] ip6_pol_route+0x56f/0x840 [ 2057.886916][ T10] fib6_rule_lookup+0x456/0x630 [ 2057.886916][ T10] ip6_route_input+0x59c/0xa50 [ 2057.886916][ T10] ipv6_rcv+0x397/0x810 [ 2057.886916][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2057.886916][ T10] process_backlog+0x101/0x620 [ 2057.886916][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2057.886916][ T10] net_rx_action+0x495/0xbe0 [ 2057.886916][ T10] __do_softirq+0x1b5/0x7f6 [ 2057.886916][ T10] [ 2057.888603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.888603][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2057.888603][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2057.888603][ T10] fib6_nh_init+0xa22/0x1580 [ 2057.888603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.888603][ T10] ip6_route_add+0x1c/0x140 [ 2057.888603][ T10] inet6_rtm_newroute+0x104/0x110 [ 2057.888603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.888603][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.888603][ T10] netlink_unicast+0x449/0x710 [ 2057.888603][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.888603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.888603][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.888603][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.888603][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.888603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.888603][ T10] [ 2057.890576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.890576][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.890576][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.890576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.890576][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2057.890576][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2057.890576][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2057.890576][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2057.890576][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2057.890576][ T10] addrconf_dad_begin+0x310/0x670 [ 2057.890576][ T10] addrconf_dad_work+0x10b/0xab0 [ 2057.890576][ T10] process_one_work+0x84d/0x18a0 [ 2057.890576][ T10] worker_thread+0x587/0xd30 [ 2057.890576][ T10] kthread+0x28a/0x350 [ 2057.890576][ T10] ret_from_fork+0x31/0x70 [ 2057.890576][ T10] ret_from_fork_asm+0x1a/0x30 [ 2057.890576][ T10] [ 2057.892550][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.892550][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.892550][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.892550][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.892550][ T10] ip6_route_add+0x1c/0x140 [ 2057.892550][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2057.892550][ T10] inet6_addr_add+0x4f8/0xa40 [ 2057.892550][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.892550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.892550][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.892550][ T10] netlink_unicast+0x449/0x710 [ 2057.892550][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.892550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.892550][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.892550][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.892550][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.892550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.892550][ T10] [ 2057.894620][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.894620][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.894620][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.894620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.894620][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2057.894620][ T10] ipv6_add_addr+0x411/0x2000 [ 2057.894620][ T10] inet6_addr_add+0x30e/0xa40 [ 2057.894620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.894620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.894620][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.894620][ T10] netlink_unicast+0x449/0x710 [ 2057.894620][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.894620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.894620][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.894620][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.894620][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.894620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.894620][ T10] [ 2057.896684][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.896684][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.896684][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.896684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.896684][ T10] ip6_route_add+0x1c/0x140 [ 2057.896684][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2057.896684][ T10] addrconf_add_dev+0xe2/0x170 [ 2057.896684][ T10] inet6_addr_add+0x12f/0xa40 [ 2057.896684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.896684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.896684][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.896684][ T10] netlink_unicast+0x449/0x710 [ 2057.896684][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.896684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.896684][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.896684][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.896684][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.896684][ T10] [ 2057.898879][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.898879][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2057.898879][ T10] ipv6_find_idev+0x102/0x170 [ 2057.898879][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.898879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.898879][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.898879][ T10] netlink_unicast+0x449/0x710 [ 2057.898879][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.898879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.898879][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.898879][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.898879][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.898879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.898879][ T10] [ 2057.900702][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2057.900702][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2057.900702][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2057.900702][ T10] ipv6_find_idev+0x102/0x170 [ 2057.900702][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.900702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.900702][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.900702][ T10] netlink_unicast+0x449/0x710 [ 2057.900702][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.900702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.900702][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.900702][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.900702][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.900702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.900702][ T10] [ 2057.902644][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2057.902914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2057.902914][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.902914][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.902914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.902914][ T10] ip6_route_add+0x1c/0x140 [ 2057.902914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2057.902914][ T10] inet6_addr_add+0x4f8/0xa40 [ 2057.902914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.902914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.902914][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.902914][ T10] netlink_unicast+0x449/0x710 [ 2057.902914][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.902914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.902914][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.902914][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.902914][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.902914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.902914][ T10] [ 2057.905202][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2057.905202][ T10] netdev_get_by_index+0x5e/0x80 [ 2057.905202][ T10] fib6_nh_init+0x3d8/0x1580 [ 2057.905202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2057.905202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2057.905202][ T10] ipv6_add_addr+0x411/0x2000 [ 2057.905202][ T10] inet6_addr_add+0x30e/0xa40 [ 2057.905202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2057.905202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.905202][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.905202][ T10] netlink_unicast+0x449/0x710 [ 2057.905202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.905202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.905202][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.905202][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.905202][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.905202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.905202][ T10] [ 2057.907505][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2057.907505][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2057.907505][ T10] ipv6_find_idev+0x102/0x170 [ 2057.907505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.907505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.907505][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.907505][ T10] netlink_unicast+0x449/0x710 [ 2057.907505][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.907505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.907505][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.907505][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.907505][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.907505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.907505][ T10] [ 2057.909373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2057.909373][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2057.909373][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2057.909373][ T10] ipv6_find_idev+0x102/0x170 [ 2057.909373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2057.909373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2057.909373][ T10] netlink_rcv_skb+0x130/0x360 [ 2057.909373][ T10] netlink_unicast+0x449/0x710 [ 2057.909373][ T10] netlink_sendmsg+0x723/0xbe0 [ 2057.909373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2057.909373][ T10] ___sys_sendmsg+0xee/0x170 [ 2057.909373][ T10] __sys_sendmsg+0xcd/0x170 [ 2057.909373][ T10] do_syscall_64+0xc6/0x1e0 [ 2057.909373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2057.909373][ T10] [ 2068.150958][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2068.151382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.151382][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2068.151382][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2068.151382][ T10] fib6_nh_init+0xa22/0x1580 [ 2068.151382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.151382][ T10] ip6_route_add+0x1c/0x140 [ 2068.151382][ T10] inet6_rtm_newroute+0x104/0x110 [ 2068.151382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.151382][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.151382][ T10] netlink_unicast+0x449/0x710 [ 2068.151382][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.151382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.151382][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.151382][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.151382][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.151382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.151382][ T10] [ 2068.153375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.153375][ T10] dst_init+0x84/0x4a0 [ 2068.153375][ T10] dst_alloc+0x97/0x150 [ 2068.153375][ T10] ip6_dst_alloc+0x23/0x90 [ 2068.153375][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2068.153375][ T10] ip6_pol_route+0x56f/0x840 [ 2068.153375][ T10] fib6_rule_lookup+0x456/0x630 [ 2068.153375][ T10] ip6_route_input+0x59c/0xa50 [ 2068.153375][ T10] ipv6_rcv+0x397/0x810 [ 2068.153375][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2068.153375][ T10] process_backlog+0x101/0x620 [ 2068.153375][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2068.153375][ T10] net_rx_action+0x495/0xbe0 [ 2068.153375][ T10] __do_softirq+0x1b5/0x7f6 [ 2068.153375][ T10] [ 2068.155115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.155115][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.155115][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.155115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.155115][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2068.155115][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2068.155115][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2068.155115][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2068.155115][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2068.155115][ T10] addrconf_dad_begin+0x310/0x670 [ 2068.155115][ T10] addrconf_dad_work+0x10b/0xab0 [ 2068.155115][ T10] process_one_work+0x84d/0x18a0 [ 2068.155115][ T10] worker_thread+0x587/0xd30 [ 2068.155115][ T10] kthread+0x28a/0x350 [ 2068.155115][ T10] ret_from_fork+0x31/0x70 [ 2068.155115][ T10] ret_from_fork_asm+0x1a/0x30 [ 2068.155115][ T10] [ 2068.157126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.157126][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.157126][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.157126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.157126][ T10] ip6_route_add+0x1c/0x140 [ 2068.157126][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2068.157126][ T10] inet6_addr_add+0x4f8/0xa40 [ 2068.157126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.157126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.157126][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.157126][ T10] netlink_unicast+0x449/0x710 [ 2068.157126][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.157126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.157126][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.157126][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.157126][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.157126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.157126][ T10] [ 2068.159220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.159220][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.159220][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.159220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.159220][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2068.159220][ T10] ipv6_add_addr+0x411/0x2000 [ 2068.159220][ T10] inet6_addr_add+0x30e/0xa40 [ 2068.159220][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.159220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.159220][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.159220][ T10] netlink_unicast+0x449/0x710 [ 2068.159220][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.159220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.159220][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.159220][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.159220][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.159220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.159220][ T10] [ 2068.161307][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.161307][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.161307][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.161307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.161307][ T10] ip6_route_add+0x1c/0x140 [ 2068.161307][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2068.161307][ T10] addrconf_add_dev+0xe2/0x170 [ 2068.161307][ T10] inet6_addr_add+0x12f/0xa40 [ 2068.161307][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.161307][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.161307][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.161307][ T10] netlink_unicast+0x449/0x710 [ 2068.161307][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.161307][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.161307][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.161307][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.161307][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.161307][ T10] [ 2068.163374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.163374][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2068.163374][ T10] ipv6_find_idev+0x102/0x170 [ 2068.163374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.163374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.163374][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.163374][ T10] netlink_unicast+0x449/0x710 [ 2068.163374][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.163374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.163374][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.163374][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.163374][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.163374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.163374][ T10] [ 2068.164997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2068.164997][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2068.164997][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2068.164997][ T10] ipv6_find_idev+0x102/0x170 [ 2068.164997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.164997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.164997][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.164997][ T10] netlink_unicast+0x449/0x710 [ 2068.164997][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.164997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.164997][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.164997][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.164997][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.164997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.164997][ T10] [ 2068.166825][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2068.167115][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2068.167115][ T10] dst_init+0x84/0x4a0 [ 2068.167115][ T10] dst_alloc+0x97/0x150 [ 2068.167115][ T10] ip6_dst_alloc+0x23/0x90 [ 2068.167115][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2068.167115][ T10] ip6_pol_route+0x56f/0x840 [ 2068.167115][ T10] fib6_rule_lookup+0x456/0x630 [ 2068.167115][ T10] ip6_route_input+0x59c/0xa50 [ 2068.167115][ T10] ipv6_rcv+0x397/0x810 [ 2068.167115][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2068.167115][ T10] process_backlog+0x101/0x620 [ 2068.167115][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2068.167115][ T10] net_rx_action+0x495/0xbe0 [ 2068.167115][ T10] __do_softirq+0x1b5/0x7f6 [ 2068.167115][ T10] [ 2068.168848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.168848][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2068.168848][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2068.168848][ T10] fib6_nh_init+0xa22/0x1580 [ 2068.168848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.168848][ T10] ip6_route_add+0x1c/0x140 [ 2068.168848][ T10] inet6_rtm_newroute+0x104/0x110 [ 2068.168848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.168848][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.168848][ T10] netlink_unicast+0x449/0x710 [ 2068.168848][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.168848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.168848][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.168848][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.168848][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.168848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.168848][ T10] [ 2068.170811][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.170811][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.170811][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.170811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.170811][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2068.170811][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2068.170811][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2068.170811][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2068.170811][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2068.170811][ T10] addrconf_dad_begin+0x310/0x670 [ 2068.170811][ T10] addrconf_dad_work+0x10b/0xab0 [ 2068.170811][ T10] process_one_work+0x84d/0x18a0 [ 2068.170811][ T10] worker_thread+0x587/0xd30 [ 2068.170811][ T10] kthread+0x28a/0x350 [ 2068.170811][ T10] ret_from_fork+0x31/0x70 [ 2068.170811][ T10] ret_from_fork_asm+0x1a/0x30 [ 2068.170811][ T10] [ 2068.172816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.172816][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.172816][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.172816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.172816][ T10] ip6_route_add+0x1c/0x140 [ 2068.172816][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2068.172816][ T10] inet6_addr_add+0x4f8/0xa40 [ 2068.172816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.172816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.172816][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.172816][ T10] netlink_unicast+0x449/0x710 [ 2068.172816][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.172816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.172816][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.172816][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.172816][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.172816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.172816][ T10] [ 2068.174897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.174897][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.174897][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.174897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.174897][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2068.174897][ T10] ipv6_add_addr+0x411/0x2000 [ 2068.174897][ T10] inet6_addr_add+0x30e/0xa40 [ 2068.174897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.174897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.174897][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.174897][ T10] netlink_unicast+0x449/0x710 [ 2068.174897][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.174897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.174897][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.174897][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.174897][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.174897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.174897][ T10] [ 2068.176997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.176997][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.176997][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.176997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.176997][ T10] ip6_route_add+0x1c/0x140 [ 2068.176997][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2068.176997][ T10] addrconf_add_dev+0xe2/0x170 [ 2068.176997][ T10] inet6_addr_add+0x12f/0xa40 [ 2068.176997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.176997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.176997][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.176997][ T10] netlink_unicast+0x449/0x710 [ 2068.176997][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.176997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.176997][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.176997][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.176997][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.176997][ T10] [ 2068.179186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.179186][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2068.179186][ T10] ipv6_find_idev+0x102/0x170 [ 2068.179186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.179186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.179186][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.179186][ T10] netlink_unicast+0x449/0x710 [ 2068.179186][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.179186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.179186][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.179186][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.179186][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.179186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.179186][ T10] [ 2068.180991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2068.180991][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2068.180991][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2068.180991][ T10] ipv6_find_idev+0x102/0x170 [ 2068.180991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.180991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.180991][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.180991][ T10] netlink_unicast+0x449/0x710 [ 2068.180991][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.180991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.180991][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.180991][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.180991][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.180991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.180991][ T10] [ 2068.183079][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2068.183341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2068.183341][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.183341][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.183341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.183341][ T10] ip6_route_add+0x1c/0x140 [ 2068.183341][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2068.183341][ T10] inet6_addr_add+0x4f8/0xa40 [ 2068.183341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.183341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.183341][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.183341][ T10] netlink_unicast+0x449/0x710 [ 2068.183341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.183341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.183341][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.183341][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.183341][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.183341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.183341][ T10] [ 2068.185680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2068.185680][ T10] netdev_get_by_index+0x5e/0x80 [ 2068.185680][ T10] fib6_nh_init+0x3d8/0x1580 [ 2068.185680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2068.185680][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2068.185680][ T10] ipv6_add_addr+0x411/0x2000 [ 2068.185680][ T10] inet6_addr_add+0x30e/0xa40 [ 2068.185680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2068.185680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.185680][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.185680][ T10] netlink_unicast+0x449/0x710 [ 2068.185680][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.185680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.185680][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.185680][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.185680][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.185680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.185680][ T10] [ 2068.188009][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2068.188009][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2068.188009][ T10] ipv6_find_idev+0x102/0x170 [ 2068.188009][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.188009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.188009][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.188009][ T10] netlink_unicast+0x449/0x710 [ 2068.188009][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.188009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.188009][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.188009][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.188009][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.188009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.188009][ T10] [ 2068.189823][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2068.189823][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2068.189823][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2068.189823][ T10] ipv6_find_idev+0x102/0x170 [ 2068.189823][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2068.189823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2068.189823][ T10] netlink_rcv_skb+0x130/0x360 [ 2068.189823][ T10] netlink_unicast+0x449/0x710 [ 2068.189823][ T10] netlink_sendmsg+0x723/0xbe0 [ 2068.189823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2068.189823][ T10] ___sys_sendmsg+0xee/0x170 [ 2068.189823][ T10] __sys_sendmsg+0xcd/0x170 [ 2068.189823][ T10] do_syscall_64+0xc6/0x1e0 [ 2068.189823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2068.189823][ T10] [ 2078.406922][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2078.407322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.407322][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2078.407322][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2078.407322][ T10] fib6_nh_init+0xa22/0x1580 [ 2078.407322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.407322][ T10] ip6_route_add+0x1c/0x140 [ 2078.407322][ T10] inet6_rtm_newroute+0x104/0x110 [ 2078.407322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.407322][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.407322][ T10] netlink_unicast+0x449/0x710 [ 2078.407322][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.407322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.407322][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.407322][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.407322][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.407322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.407322][ T10] [ 2078.409314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.409314][ T10] dst_init+0x84/0x4a0 [ 2078.409314][ T10] dst_alloc+0x97/0x150 [ 2078.409314][ T10] ip6_dst_alloc+0x23/0x90 [ 2078.409314][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2078.409314][ T10] ip6_pol_route+0x56f/0x840 [ 2078.409314][ T10] fib6_rule_lookup+0x456/0x630 [ 2078.409314][ T10] ip6_route_input+0x59c/0xa50 [ 2078.409314][ T10] ipv6_rcv+0x397/0x810 [ 2078.409314][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2078.409314][ T10] process_backlog+0x101/0x620 [ 2078.409314][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2078.409314][ T10] net_rx_action+0x495/0xbe0 [ 2078.409314][ T10] __do_softirq+0x1b5/0x7f6 [ 2078.409314][ T10] [ 2078.411049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.411049][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.411049][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.411049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.411049][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2078.411049][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2078.411049][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2078.411049][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2078.411049][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2078.411049][ T10] addrconf_dad_begin+0x310/0x670 [ 2078.411049][ T10] addrconf_dad_work+0x10b/0xab0 [ 2078.411049][ T10] process_one_work+0x84d/0x18a0 [ 2078.411049][ T10] worker_thread+0x587/0xd30 [ 2078.411049][ T10] kthread+0x28a/0x350 [ 2078.411049][ T10] ret_from_fork+0x31/0x70 [ 2078.411049][ T10] ret_from_fork_asm+0x1a/0x30 [ 2078.411049][ T10] [ 2078.413044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.413044][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.413044][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.413044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.413044][ T10] ip6_route_add+0x1c/0x140 [ 2078.413044][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2078.413044][ T10] inet6_addr_add+0x4f8/0xa40 [ 2078.413044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.413044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.413044][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.413044][ T10] netlink_unicast+0x449/0x710 [ 2078.413044][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.413044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.413044][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.413044][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.413044][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.413044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.413044][ T10] [ 2078.415107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.415107][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.415107][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.415107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.415107][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2078.415107][ T10] ipv6_add_addr+0x411/0x2000 [ 2078.415107][ T10] inet6_addr_add+0x30e/0xa40 [ 2078.415107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.415107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.415107][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.415107][ T10] netlink_unicast+0x449/0x710 [ 2078.415107][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.415107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.415107][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.415107][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.415107][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.415107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.415107][ T10] [ 2078.417189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.417189][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.417189][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.417189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.417189][ T10] ip6_route_add+0x1c/0x140 [ 2078.417189][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2078.417189][ T10] addrconf_add_dev+0xe2/0x170 [ 2078.417189][ T10] inet6_addr_add+0x12f/0xa40 [ 2078.417189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.417189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.417189][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.417189][ T10] netlink_unicast+0x449/0x710 [ 2078.417189][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.417189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.417189][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.417189][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.417189][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.417189][ T10] [ 2078.419235][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.419235][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2078.419235][ T10] ipv6_find_idev+0x102/0x170 [ 2078.419235][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.419235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.419235][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.419235][ T10] netlink_unicast+0x449/0x710 [ 2078.419235][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.419235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.419235][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.419235][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.419235][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.419235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.419235][ T10] [ 2078.420830][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2078.420830][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2078.420830][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2078.420830][ T10] ipv6_find_idev+0x102/0x170 [ 2078.420830][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.420830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.420830][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.420830][ T10] netlink_unicast+0x449/0x710 [ 2078.420830][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.420830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.420830][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.420830][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.420830][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.420830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.420830][ T10] [ 2078.422577][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2078.422884][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2078.422884][ T10] dst_init+0x84/0x4a0 [ 2078.422884][ T10] dst_alloc+0x97/0x150 [ 2078.422884][ T10] ip6_dst_alloc+0x23/0x90 [ 2078.422884][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2078.422884][ T10] ip6_pol_route+0x56f/0x840 [ 2078.422884][ T10] fib6_rule_lookup+0x456/0x630 [ 2078.422884][ T10] ip6_route_input+0x59c/0xa50 [ 2078.422884][ T10] ipv6_rcv+0x397/0x810 [ 2078.422884][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2078.422884][ T10] process_backlog+0x101/0x620 [ 2078.422884][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2078.422884][ T10] net_rx_action+0x495/0xbe0 [ 2078.422884][ T10] __do_softirq+0x1b5/0x7f6 [ 2078.422884][ T10] [ 2078.424580][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.424580][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2078.424580][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2078.424580][ T10] fib6_nh_init+0xa22/0x1580 [ 2078.424580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.424580][ T10] ip6_route_add+0x1c/0x140 [ 2078.424580][ T10] inet6_rtm_newroute+0x104/0x110 [ 2078.424580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.424580][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.424580][ T10] netlink_unicast+0x449/0x710 [ 2078.424580][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.424580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.424580][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.424580][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.424580][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.424580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.424580][ T10] [ 2078.426540][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.426540][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.426540][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.426540][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.426540][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2078.426540][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2078.426540][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2078.426540][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2078.426540][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2078.426540][ T10] addrconf_dad_begin+0x310/0x670 [ 2078.426540][ T10] addrconf_dad_work+0x10b/0xab0 [ 2078.426540][ T10] process_one_work+0x84d/0x18a0 [ 2078.426540][ T10] worker_thread+0x587/0xd30 [ 2078.426540][ T10] kthread+0x28a/0x350 [ 2078.426540][ T10] ret_from_fork+0x31/0x70 [ 2078.426540][ T10] ret_from_fork_asm+0x1a/0x30 [ 2078.426540][ T10] [ 2078.428529][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.428529][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.428529][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.428529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.428529][ T10] ip6_route_add+0x1c/0x140 [ 2078.428529][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2078.428529][ T10] inet6_addr_add+0x4f8/0xa40 [ 2078.428529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.428529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.428529][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.428529][ T10] netlink_unicast+0x449/0x710 [ 2078.428529][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.428529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.428529][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.428529][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.428529][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.428529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.428529][ T10] [ 2078.430597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.430597][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.430597][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.430597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.430597][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2078.430597][ T10] ipv6_add_addr+0x411/0x2000 [ 2078.430597][ T10] inet6_addr_add+0x30e/0xa40 [ 2078.430597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.430597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.430597][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.430597][ T10] netlink_unicast+0x449/0x710 [ 2078.430597][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.430597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.430597][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.430597][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.430597][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.430597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.430597][ T10] [ 2078.432673][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.432673][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.432673][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.432673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.432673][ T10] ip6_route_add+0x1c/0x140 [ 2078.432673][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2078.432673][ T10] addrconf_add_dev+0xe2/0x170 [ 2078.432673][ T10] inet6_addr_add+0x12f/0xa40 [ 2078.432673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.432673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.432673][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.432673][ T10] netlink_unicast+0x449/0x710 [ 2078.432673][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.432673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.432673][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.432673][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.432673][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.432673][ T10] [ 2078.434839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.434839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2078.434839][ T10] ipv6_find_idev+0x102/0x170 [ 2078.434839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.434839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.434839][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.434839][ T10] netlink_unicast+0x449/0x710 [ 2078.434839][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.434839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.434839][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.434839][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.434839][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.434839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.434839][ T10] [ 2078.436688][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2078.436688][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2078.436688][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2078.436688][ T10] ipv6_find_idev+0x102/0x170 [ 2078.436688][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.436688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.436688][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.436688][ T10] netlink_unicast+0x449/0x710 [ 2078.436688][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.436688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.436688][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.436688][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.436688][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.436688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.436688][ T10] [ 2078.438658][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2078.438915][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2078.438915][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.438915][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.438915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.438915][ T10] ip6_route_add+0x1c/0x140 [ 2078.438915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2078.438915][ T10] inet6_addr_add+0x4f8/0xa40 [ 2078.438915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.438915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.438915][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.438915][ T10] netlink_unicast+0x449/0x710 [ 2078.438915][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.438915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.438915][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.438915][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.438915][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.438915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.438915][ T10] [ 2078.441221][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2078.441221][ T10] netdev_get_by_index+0x5e/0x80 [ 2078.441221][ T10] fib6_nh_init+0x3d8/0x1580 [ 2078.441221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2078.441221][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2078.441221][ T10] ipv6_add_addr+0x411/0x2000 [ 2078.441221][ T10] inet6_addr_add+0x30e/0xa40 [ 2078.441221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2078.441221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.441221][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.441221][ T10] netlink_unicast+0x449/0x710 [ 2078.441221][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.441221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.441221][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.441221][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.441221][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.441221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.441221][ T10] [ 2078.443528][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2078.443528][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2078.443528][ T10] ipv6_find_idev+0x102/0x170 [ 2078.443528][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.443528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.443528][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.443528][ T10] netlink_unicast+0x449/0x710 [ 2078.443528][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.443528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.443528][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.443528][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.443528][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.443528][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.443528][ T10] [ 2078.445358][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2078.445358][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2078.445358][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2078.445358][ T10] ipv6_find_idev+0x102/0x170 [ 2078.445358][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2078.445358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2078.445358][ T10] netlink_rcv_skb+0x130/0x360 [ 2078.445358][ T10] netlink_unicast+0x449/0x710 [ 2078.445358][ T10] netlink_sendmsg+0x723/0xbe0 [ 2078.445358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2078.445358][ T10] ___sys_sendmsg+0xee/0x170 [ 2078.445358][ T10] __sys_sendmsg+0xcd/0x170 [ 2078.445358][ T10] do_syscall_64+0xc6/0x1e0 [ 2078.445358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2078.445358][ T10] [ 2088.494940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2088.495442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.495442][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2088.495442][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2088.495442][ T10] fib6_nh_init+0xa22/0x1580 [ 2088.495442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.495442][ T10] ip6_route_add+0x1c/0x140 [ 2088.495442][ T10] inet6_rtm_newroute+0x104/0x110 [ 2088.495442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.495442][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.495442][ T10] netlink_unicast+0x449/0x710 [ 2088.495442][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.495442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.495442][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.495442][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.495442][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.495442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.495442][ T10] [ 2088.497429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.497429][ T10] dst_init+0x84/0x4a0 [ 2088.497429][ T10] dst_alloc+0x97/0x150 [ 2088.497429][ T10] ip6_dst_alloc+0x23/0x90 [ 2088.497429][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2088.497429][ T10] ip6_pol_route+0x56f/0x840 [ 2088.497429][ T10] fib6_rule_lookup+0x456/0x630 [ 2088.497429][ T10] ip6_route_input+0x59c/0xa50 [ 2088.497429][ T10] ipv6_rcv+0x397/0x810 [ 2088.497429][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2088.497429][ T10] process_backlog+0x101/0x620 [ 2088.497429][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2088.497429][ T10] net_rx_action+0x495/0xbe0 [ 2088.497429][ T10] __do_softirq+0x1b5/0x7f6 [ 2088.497429][ T10] [ 2088.499145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.499145][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.499145][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.499145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.499145][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2088.499145][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2088.499145][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2088.499145][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2088.499145][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2088.499145][ T10] addrconf_dad_begin+0x310/0x670 [ 2088.499145][ T10] addrconf_dad_work+0x10b/0xab0 [ 2088.499145][ T10] process_one_work+0x84d/0x18a0 [ 2088.499145][ T10] worker_thread+0x587/0xd30 [ 2088.499145][ T10] kthread+0x28a/0x350 [ 2088.499145][ T10] ret_from_fork+0x31/0x70 [ 2088.499145][ T10] ret_from_fork_asm+0x1a/0x30 [ 2088.499145][ T10] [ 2088.501163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.501163][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.501163][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.501163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.501163][ T10] ip6_route_add+0x1c/0x140 [ 2088.501163][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2088.501163][ T10] inet6_addr_add+0x4f8/0xa40 [ 2088.501163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.501163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.501163][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.501163][ T10] netlink_unicast+0x449/0x710 [ 2088.501163][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.501163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.501163][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.501163][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.501163][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.501163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.501163][ T10] [ 2088.503226][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.503226][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.503226][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.503226][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.503226][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2088.503226][ T10] ipv6_add_addr+0x411/0x2000 [ 2088.503226][ T10] inet6_addr_add+0x30e/0xa40 [ 2088.503226][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.503226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.503226][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.503226][ T10] netlink_unicast+0x449/0x710 [ 2088.503226][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.503226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.503226][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.503226][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.503226][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.503226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.503226][ T10] [ 2088.505329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.505329][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.505329][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.505329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.505329][ T10] ip6_route_add+0x1c/0x140 [ 2088.505329][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2088.505329][ T10] addrconf_add_dev+0xe2/0x170 [ 2088.505329][ T10] inet6_addr_add+0x12f/0xa40 [ 2088.505329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.505329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.505329][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.505329][ T10] netlink_unicast+0x449/0x710 [ 2088.505329][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.505329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.505329][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.505329][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.505329][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.505329][ T10] [ 2088.507365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.507365][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2088.507365][ T10] ipv6_find_idev+0x102/0x170 [ 2088.507365][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.507365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.507365][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.507365][ T10] netlink_unicast+0x449/0x710 [ 2088.507365][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.507365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.507365][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.507365][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.507365][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.507365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.507365][ T10] [ 2088.508960][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2088.508960][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2088.508960][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2088.508960][ T10] ipv6_find_idev+0x102/0x170 [ 2088.508960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.508960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.508960][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.508960][ T10] netlink_unicast+0x449/0x710 [ 2088.508960][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.508960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.508960][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.508960][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.508960][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.508960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.508960][ T10] [ 2088.510742][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2088.511041][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2088.511041][ T10] dst_init+0x84/0x4a0 [ 2088.511041][ T10] dst_alloc+0x97/0x150 [ 2088.511041][ T10] ip6_dst_alloc+0x23/0x90 [ 2088.511041][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2088.511041][ T10] ip6_pol_route+0x56f/0x840 [ 2088.511041][ T10] fib6_rule_lookup+0x456/0x630 [ 2088.511041][ T10] ip6_route_input+0x59c/0xa50 [ 2088.511041][ T10] ipv6_rcv+0x397/0x810 [ 2088.511041][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2088.511041][ T10] process_backlog+0x101/0x620 [ 2088.511041][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2088.511041][ T10] net_rx_action+0x495/0xbe0 [ 2088.511041][ T10] __do_softirq+0x1b5/0x7f6 [ 2088.511041][ T10] [ 2088.512734][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.512734][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2088.512734][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2088.512734][ T10] fib6_nh_init+0xa22/0x1580 [ 2088.512734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.512734][ T10] ip6_route_add+0x1c/0x140 [ 2088.512734][ T10] inet6_rtm_newroute+0x104/0x110 [ 2088.512734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.512734][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.512734][ T10] netlink_unicast+0x449/0x710 [ 2088.512734][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.512734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.512734][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.512734][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.512734][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.512734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.512734][ T10] [ 2088.514713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.514713][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.514713][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.514713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.514713][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2088.514713][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2088.514713][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2088.514713][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2088.514713][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2088.514713][ T10] addrconf_dad_begin+0x310/0x670 [ 2088.514713][ T10] addrconf_dad_work+0x10b/0xab0 [ 2088.514713][ T10] process_one_work+0x84d/0x18a0 [ 2088.514713][ T10] worker_thread+0x587/0xd30 [ 2088.514713][ T10] kthread+0x28a/0x350 [ 2088.514713][ T10] ret_from_fork+0x31/0x70 [ 2088.514713][ T10] ret_from_fork_asm+0x1a/0x30 [ 2088.514713][ T10] [ 2088.516662][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.516662][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.516662][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.516662][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.516662][ T10] ip6_route_add+0x1c/0x140 [ 2088.516662][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2088.516662][ T10] inet6_addr_add+0x4f8/0xa40 [ 2088.516662][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.516662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.516662][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.516662][ T10] netlink_unicast+0x449/0x710 [ 2088.516662][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.516662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.516662][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.516662][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.516662][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.516662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.516662][ T10] [ 2088.518700][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.518700][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.518700][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.518700][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.518700][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2088.518700][ T10] ipv6_add_addr+0x411/0x2000 [ 2088.518700][ T10] inet6_addr_add+0x30e/0xa40 [ 2088.518700][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.518700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.518700][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.518700][ T10] netlink_unicast+0x449/0x710 [ 2088.518700][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.518700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.518700][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.518700][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.518700][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.518700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.518700][ T10] [ 2088.520751][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.520751][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.520751][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.520751][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.520751][ T10] ip6_route_add+0x1c/0x140 [ 2088.520751][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2088.520751][ T10] addrconf_add_dev+0xe2/0x170 [ 2088.520751][ T10] inet6_addr_add+0x12f/0xa40 [ 2088.520751][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.520751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.520751][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.520751][ T10] netlink_unicast+0x449/0x710 [ 2088.520751][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.520751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.520751][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.520751][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.520751][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.520751][ T10] [ 2088.523402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.523402][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2088.523402][ T10] ipv6_find_idev+0x102/0x170 [ 2088.523402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.523402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.523402][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.523402][ T10] netlink_unicast+0x449/0x710 [ 2088.523402][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.523402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.523402][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.523402][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.523402][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.523402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.523402][ T10] [ 2088.525154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2088.525154][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2088.525154][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2088.525154][ T10] ipv6_find_idev+0x102/0x170 [ 2088.525154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.525154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.525154][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.525154][ T10] netlink_unicast+0x449/0x710 [ 2088.525154][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.525154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.525154][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.525154][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.525154][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.525154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.525154][ T10] [ 2088.527206][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2088.527456][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2088.527456][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.527456][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.527456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.527456][ T10] ip6_route_add+0x1c/0x140 [ 2088.527456][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2088.527456][ T10] inet6_addr_add+0x4f8/0xa40 [ 2088.527456][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.527456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.527456][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.527456][ T10] netlink_unicast+0x449/0x710 [ 2088.527456][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.527456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.527456][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.527456][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.527456][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.527456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.527456][ T10] [ 2088.529731][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2088.529731][ T10] netdev_get_by_index+0x5e/0x80 [ 2088.529731][ T10] fib6_nh_init+0x3d8/0x1580 [ 2088.529731][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2088.529731][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2088.529731][ T10] ipv6_add_addr+0x411/0x2000 [ 2088.529731][ T10] inet6_addr_add+0x30e/0xa40 [ 2088.529731][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2088.529731][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.529731][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.529731][ T10] netlink_unicast+0x449/0x710 [ 2088.529731][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.529731][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.529731][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.529731][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.529731][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.529731][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.529731][ T10] [ 2088.532014][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2088.532014][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2088.532014][ T10] ipv6_find_idev+0x102/0x170 [ 2088.532014][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.532014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.532014][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.532014][ T10] netlink_unicast+0x449/0x710 [ 2088.532014][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.532014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.532014][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.532014][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.532014][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.532014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.532014][ T10] [ 2088.533777][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2088.533777][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2088.533777][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2088.533777][ T10] ipv6_find_idev+0x102/0x170 [ 2088.533777][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2088.533777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2088.533777][ T10] netlink_rcv_skb+0x130/0x360 [ 2088.533777][ T10] netlink_unicast+0x449/0x710 [ 2088.533777][ T10] netlink_sendmsg+0x723/0xbe0 [ 2088.533777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2088.533777][ T10] ___sys_sendmsg+0xee/0x170 [ 2088.533777][ T10] __sys_sendmsg+0xcd/0x170 [ 2088.533777][ T10] do_syscall_64+0xc6/0x1e0 [ 2088.533777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2088.533777][ T10] [ 2090.278995][ T42] INFO: task modprobe:7624 blocked for more than 491 seconds. [ 2090.279294][ T42] Not tainted 6.8.0-virtme #1 [ 2090.279413][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2090.279617][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2090.279928][ T42] Call Trace: [ 2090.280025][ T42] [ 2090.280096][ T42] __schedule+0x705/0x1ac0 [ 2090.280231][ T42] ? __pfx___schedule+0x10/0x10 [ 2090.280356][ T42] ? schedule+0x1a5/0x210 [ 2090.280452][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2090.280583][ T42] ? mark_lock+0x38/0x3e0 [ 2090.280677][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2090.280824][ T42] ? schedule+0x1a5/0x210 [ 2090.280927][ T42] schedule+0xdf/0x210 [ 2090.281022][ T42] schedule_preempt_disabled+0x15/0x30 [ 2090.281150][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2090.281278][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2090.281432][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2090.281562][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2090.281694][ T42] ? lock_acquire+0x1c1/0x220 [ 2090.281824][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2090.281961][ T42] down_write+0x1c9/0x200 [ 2090.282056][ T42] ? __pfx_down_write+0x10/0x10 [ 2090.282178][ T42] ? __pfx__printk+0x10/0x10 [ 2090.282308][ T42] ? __pfx___lock_release+0x10/0x10 [ 2090.282438][ T42] register_pernet_subsys+0x1a/0x50 [ 2090.282564][ T42] tcf_register_action+0xa3/0x600 [ 2090.282694][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2090.282866][ T42] do_one_initcall+0xc8/0x3f0 [ 2090.282996][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2090.283129][ T42] ? __create_object+0x5e/0xb0 [ 2090.283260][ T42] ? kasan_unpoison+0x27/0x60 [ 2090.283390][ T42] do_init_module+0x233/0x740 [ 2090.283527][ T42] load_module+0x16b5/0x2350 [ 2090.283662][ T42] ? __pfx_load_module+0x10/0x10 [ 2090.283785][ T42] ? kernel_read_file+0x3d2/0x520 [ 2090.283942][ T42] ? kernel_read_file+0x300/0x520 [ 2090.284072][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2090.284205][ T42] ? init_module_from_file+0xd2/0x130 [ 2090.284327][ T42] init_module_from_file+0xd2/0x130 [ 2090.284450][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2090.284606][ T42] ? __lock_release+0x103/0x460 [ 2090.284728][ T42] ? idempotent_init_module+0x32a/0x620 [ 2090.284873][ T42] ? idempotent_init_module+0x32a/0x620 [ 2090.284997][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2090.285129][ T42] idempotent_init_module+0x342/0x620 [ 2090.285272][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2090.285443][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2090.285571][ T42] do_syscall_64+0xc6/0x1e0 [ 2090.285707][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2090.285872][ T42] RIP: 0033:0x7fdecabcfe5d [ 2090.286001][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2090.286192][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2090.286374][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2090.286562][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2090.286746][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2090.286935][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2090.287133][ T42] [ 2090.287233][ T42] [ 2090.287233][ T42] Showing all locks held in the system: [ 2090.287408][ T42] 3 locks held by kworker/u16:0/10: [ 2090.287532][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2090.287786][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2090.288028][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2090.288250][ T42] 1 lock held by khungtaskd/42: [ 2090.288369][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2090.288595][ T42] 2 locks held by kworker/u18:1/62: [ 2090.288712][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2090.288972][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2090.289250][ T42] 1 lock held by modprobe/7624: [ 2090.289369][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2090.289619][ T42] [ 2090.289680][ T42] ============================================= [ 2090.289680][ T42] [ 2098.591146][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2098.591724][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.591724][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2098.591724][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2098.591724][ T10] fib6_nh_init+0xa22/0x1580 [ 2098.591724][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.591724][ T10] ip6_route_add+0x1c/0x140 [ 2098.591724][ T10] inet6_rtm_newroute+0x104/0x110 [ 2098.591724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.591724][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.591724][ T10] netlink_unicast+0x449/0x710 [ 2098.591724][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.591724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.591724][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.591724][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.591724][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.591724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.591724][ T10] [ 2098.593674][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.593674][ T10] dst_init+0x84/0x4a0 [ 2098.593674][ T10] dst_alloc+0x97/0x150 [ 2098.593674][ T10] ip6_dst_alloc+0x23/0x90 [ 2098.593674][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2098.593674][ T10] ip6_pol_route+0x56f/0x840 [ 2098.593674][ T10] fib6_rule_lookup+0x456/0x630 [ 2098.593674][ T10] ip6_route_input+0x59c/0xa50 [ 2098.593674][ T10] ipv6_rcv+0x397/0x810 [ 2098.593674][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2098.593674][ T10] process_backlog+0x101/0x620 [ 2098.593674][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2098.593674][ T10] net_rx_action+0x495/0xbe0 [ 2098.593674][ T10] __do_softirq+0x1b5/0x7f6 [ 2098.593674][ T10] [ 2098.595390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.595390][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.595390][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.595390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.595390][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2098.595390][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2098.595390][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2098.595390][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2098.595390][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2098.595390][ T10] addrconf_dad_begin+0x310/0x670 [ 2098.595390][ T10] addrconf_dad_work+0x10b/0xab0 [ 2098.595390][ T10] process_one_work+0x84d/0x18a0 [ 2098.595390][ T10] worker_thread+0x587/0xd30 [ 2098.595390][ T10] kthread+0x28a/0x350 [ 2098.595390][ T10] ret_from_fork+0x31/0x70 [ 2098.595390][ T10] ret_from_fork_asm+0x1a/0x30 [ 2098.595390][ T10] [ 2098.597356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.597356][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.597356][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.597356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.597356][ T10] ip6_route_add+0x1c/0x140 [ 2098.597356][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2098.597356][ T10] inet6_addr_add+0x4f8/0xa40 [ 2098.597356][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.597356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.597356][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.597356][ T10] netlink_unicast+0x449/0x710 [ 2098.597356][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.597356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.597356][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.597356][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.597356][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.597356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.597356][ T10] [ 2098.599417][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.599417][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.599417][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.599417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.599417][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2098.599417][ T10] ipv6_add_addr+0x411/0x2000 [ 2098.599417][ T10] inet6_addr_add+0x30e/0xa40 [ 2098.599417][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.599417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.599417][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.599417][ T10] netlink_unicast+0x449/0x710 [ 2098.599417][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.599417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.599417][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.599417][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.599417][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.599417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.599417][ T10] [ 2098.601866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.601866][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.601866][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.601866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.601866][ T10] ip6_route_add+0x1c/0x140 [ 2098.601866][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2098.601866][ T10] addrconf_add_dev+0xe2/0x170 [ 2098.601866][ T10] inet6_addr_add+0x12f/0xa40 [ 2098.601866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.601866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.601866][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.601866][ T10] netlink_unicast+0x449/0x710 [ 2098.601866][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.601866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.601866][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.601866][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.601866][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.601866][ T10] [ 2098.603871][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.603871][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2098.603871][ T10] ipv6_find_idev+0x102/0x170 [ 2098.603871][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.603871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.603871][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.603871][ T10] netlink_unicast+0x449/0x710 [ 2098.603871][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.603871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.603871][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.603871][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.603871][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.603871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.603871][ T10] [ 2098.605451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2098.605451][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2098.605451][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2098.605451][ T10] ipv6_find_idev+0x102/0x170 [ 2098.605451][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.605451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.605451][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.605451][ T10] netlink_unicast+0x449/0x710 [ 2098.605451][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.605451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.605451][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.605451][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.605451][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.605451][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.605451][ T10] [ 2098.607209][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2098.607510][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2098.607510][ T10] dst_init+0x84/0x4a0 [ 2098.607510][ T10] dst_alloc+0x97/0x150 [ 2098.607510][ T10] ip6_dst_alloc+0x23/0x90 [ 2098.607510][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2098.607510][ T10] ip6_pol_route+0x56f/0x840 [ 2098.607510][ T10] fib6_rule_lookup+0x456/0x630 [ 2098.607510][ T10] ip6_route_input+0x59c/0xa50 [ 2098.607510][ T10] ipv6_rcv+0x397/0x810 [ 2098.607510][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2098.607510][ T10] process_backlog+0x101/0x620 [ 2098.607510][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2098.607510][ T10] net_rx_action+0x495/0xbe0 [ 2098.607510][ T10] __do_softirq+0x1b5/0x7f6 [ 2098.607510][ T10] [ 2098.609165][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.609165][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2098.609165][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2098.609165][ T10] fib6_nh_init+0xa22/0x1580 [ 2098.609165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.609165][ T10] ip6_route_add+0x1c/0x140 [ 2098.609165][ T10] inet6_rtm_newroute+0x104/0x110 [ 2098.609165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.609165][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.609165][ T10] netlink_unicast+0x449/0x710 [ 2098.609165][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.609165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.609165][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.609165][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.609165][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.609165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.609165][ T10] [ 2098.611070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.611070][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.611070][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.611070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.611070][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2098.611070][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2098.611070][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2098.611070][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2098.611070][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2098.611070][ T10] addrconf_dad_begin+0x310/0x670 [ 2098.611070][ T10] addrconf_dad_work+0x10b/0xab0 [ 2098.611070][ T10] process_one_work+0x84d/0x18a0 [ 2098.611070][ T10] worker_thread+0x587/0xd30 [ 2098.611070][ T10] kthread+0x28a/0x350 [ 2098.611070][ T10] ret_from_fork+0x31/0x70 [ 2098.611070][ T10] ret_from_fork_asm+0x1a/0x30 [ 2098.611070][ T10] [ 2098.613026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.613026][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.613026][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.613026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.613026][ T10] ip6_route_add+0x1c/0x140 [ 2098.613026][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2098.613026][ T10] inet6_addr_add+0x4f8/0xa40 [ 2098.613026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.613026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.613026][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.613026][ T10] netlink_unicast+0x449/0x710 [ 2098.613026][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.613026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.613026][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.613026][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.613026][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.613026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.613026][ T10] [ 2098.615050][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.615050][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.615050][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.615050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.615050][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2098.615050][ T10] ipv6_add_addr+0x411/0x2000 [ 2098.615050][ T10] inet6_addr_add+0x30e/0xa40 [ 2098.615050][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.615050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.615050][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.615050][ T10] netlink_unicast+0x449/0x710 [ 2098.615050][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.615050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.615050][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.615050][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.615050][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.615050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.615050][ T10] [ 2098.617080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.617080][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.617080][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.617080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.617080][ T10] ip6_route_add+0x1c/0x140 [ 2098.617080][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2098.617080][ T10] addrconf_add_dev+0xe2/0x170 [ 2098.617080][ T10] inet6_addr_add+0x12f/0xa40 [ 2098.617080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.617080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.617080][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.617080][ T10] netlink_unicast+0x449/0x710 [ 2098.617080][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.617080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.617080][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.617080][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.617080][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.617080][ T10] [ 2098.619202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.619202][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2098.619202][ T10] ipv6_find_idev+0x102/0x170 [ 2098.619202][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.619202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.619202][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.619202][ T10] netlink_unicast+0x449/0x710 [ 2098.619202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.619202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.619202][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.619202][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.619202][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.619202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.619202][ T10] [ 2098.621018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2098.621018][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2098.621018][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2098.621018][ T10] ipv6_find_idev+0x102/0x170 [ 2098.621018][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.621018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.621018][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.621018][ T10] netlink_unicast+0x449/0x710 [ 2098.621018][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.621018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.621018][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.621018][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.621018][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.621018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.621018][ T10] [ 2098.622948][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2098.623283][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2098.623283][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.623283][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.623283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.623283][ T10] ip6_route_add+0x1c/0x140 [ 2098.623283][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2098.623283][ T10] inet6_addr_add+0x4f8/0xa40 [ 2098.623283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.623283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.623283][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.623283][ T10] netlink_unicast+0x449/0x710 [ 2098.623283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.623283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.623283][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.623283][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.623283][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.623283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.623283][ T10] [ 2098.625493][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2098.625493][ T10] netdev_get_by_index+0x5e/0x80 [ 2098.625493][ T10] fib6_nh_init+0x3d8/0x1580 [ 2098.625493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2098.625493][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2098.625493][ T10] ipv6_add_addr+0x411/0x2000 [ 2098.625493][ T10] inet6_addr_add+0x30e/0xa40 [ 2098.625493][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2098.625493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.625493][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.625493][ T10] netlink_unicast+0x449/0x710 [ 2098.625493][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.625493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.625493][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.625493][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.625493][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.625493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.625493][ T10] [ 2098.627707][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2098.627707][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2098.627707][ T10] ipv6_find_idev+0x102/0x170 [ 2098.627707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.627707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.627707][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.627707][ T10] netlink_unicast+0x449/0x710 [ 2098.627707][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.627707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.627707][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.627707][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.627707][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.627707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.627707][ T10] [ 2098.629459][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2098.629459][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2098.629459][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2098.629459][ T10] ipv6_find_idev+0x102/0x170 [ 2098.629459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2098.629459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2098.629459][ T10] netlink_rcv_skb+0x130/0x360 [ 2098.629459][ T10] netlink_unicast+0x449/0x710 [ 2098.629459][ T10] netlink_sendmsg+0x723/0xbe0 [ 2098.629459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2098.629459][ T10] ___sys_sendmsg+0xee/0x170 [ 2098.629459][ T10] __sys_sendmsg+0xcd/0x170 [ 2098.629459][ T10] do_syscall_64+0xc6/0x1e0 [ 2098.629459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2098.629459][ T10] [ 2108.686983][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2108.687380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.687380][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2108.687380][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2108.687380][ T10] fib6_nh_init+0xa22/0x1580 [ 2108.687380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.687380][ T10] ip6_route_add+0x1c/0x140 [ 2108.687380][ T10] inet6_rtm_newroute+0x104/0x110 [ 2108.687380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.687380][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.687380][ T10] netlink_unicast+0x449/0x710 [ 2108.687380][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.687380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.687380][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.687380][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.687380][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.687380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.687380][ T10] [ 2108.689307][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.689307][ T10] dst_init+0x84/0x4a0 [ 2108.689307][ T10] dst_alloc+0x97/0x150 [ 2108.689307][ T10] ip6_dst_alloc+0x23/0x90 [ 2108.689307][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2108.689307][ T10] ip6_pol_route+0x56f/0x840 [ 2108.689307][ T10] fib6_rule_lookup+0x456/0x630 [ 2108.689307][ T10] ip6_route_input+0x59c/0xa50 [ 2108.689307][ T10] ipv6_rcv+0x397/0x810 [ 2108.689307][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2108.689307][ T10] process_backlog+0x101/0x620 [ 2108.689307][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2108.689307][ T10] net_rx_action+0x495/0xbe0 [ 2108.689307][ T10] __do_softirq+0x1b5/0x7f6 [ 2108.689307][ T10] [ 2108.690975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.690975][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.690975][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.690975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.690975][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2108.690975][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2108.690975][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2108.690975][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2108.690975][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2108.690975][ T10] addrconf_dad_begin+0x310/0x670 [ 2108.690975][ T10] addrconf_dad_work+0x10b/0xab0 [ 2108.690975][ T10] process_one_work+0x84d/0x18a0 [ 2108.690975][ T10] worker_thread+0x587/0xd30 [ 2108.690975][ T10] kthread+0x28a/0x350 [ 2108.690975][ T10] ret_from_fork+0x31/0x70 [ 2108.690975][ T10] ret_from_fork_asm+0x1a/0x30 [ 2108.690975][ T10] [ 2108.692904][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.692904][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.692904][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.692904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.692904][ T10] ip6_route_add+0x1c/0x140 [ 2108.692904][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2108.692904][ T10] inet6_addr_add+0x4f8/0xa40 [ 2108.692904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.692904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.692904][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.692904][ T10] netlink_unicast+0x449/0x710 [ 2108.692904][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.692904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.692904][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.692904][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.692904][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.692904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.692904][ T10] [ 2108.694929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.694929][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.694929][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.694929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.694929][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2108.694929][ T10] ipv6_add_addr+0x411/0x2000 [ 2108.694929][ T10] inet6_addr_add+0x30e/0xa40 [ 2108.694929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.694929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.694929][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.694929][ T10] netlink_unicast+0x449/0x710 [ 2108.694929][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.694929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.694929][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.694929][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.694929][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.694929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.694929][ T10] [ 2108.697538][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.697538][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.697538][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.697538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.697538][ T10] ip6_route_add+0x1c/0x140 [ 2108.697538][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2108.697538][ T10] addrconf_add_dev+0xe2/0x170 [ 2108.697538][ T10] inet6_addr_add+0x12f/0xa40 [ 2108.697538][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.697538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.697538][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.697538][ T10] netlink_unicast+0x449/0x710 [ 2108.697538][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.697538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.697538][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.697538][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.697538][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.697538][ T10] [ 2108.699511][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.699511][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2108.699511][ T10] ipv6_find_idev+0x102/0x170 [ 2108.699511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.699511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.699511][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.699511][ T10] netlink_unicast+0x449/0x710 [ 2108.699511][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.699511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.699511][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.699511][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.699511][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.699511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.699511][ T10] [ 2108.701071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2108.701071][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2108.701071][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2108.701071][ T10] ipv6_find_idev+0x102/0x170 [ 2108.701071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.701071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.701071][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.701071][ T10] netlink_unicast+0x449/0x710 [ 2108.701071][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.701071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.701071][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.701071][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.701071][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.701071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.701071][ T10] [ 2108.702824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2108.703104][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2108.703104][ T10] dst_init+0x84/0x4a0 [ 2108.703104][ T10] dst_alloc+0x97/0x150 [ 2108.703104][ T10] ip6_dst_alloc+0x23/0x90 [ 2108.703104][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2108.703104][ T10] ip6_pol_route+0x56f/0x840 [ 2108.703104][ T10] fib6_rule_lookup+0x456/0x630 [ 2108.703104][ T10] ip6_route_input+0x59c/0xa50 [ 2108.703104][ T10] ipv6_rcv+0x397/0x810 [ 2108.703104][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2108.703104][ T10] process_backlog+0x101/0x620 [ 2108.703104][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2108.703104][ T10] net_rx_action+0x495/0xbe0 [ 2108.703104][ T10] __do_softirq+0x1b5/0x7f6 [ 2108.703104][ T10] [ 2108.704778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.704778][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2108.704778][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2108.704778][ T10] fib6_nh_init+0xa22/0x1580 [ 2108.704778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.704778][ T10] ip6_route_add+0x1c/0x140 [ 2108.704778][ T10] inet6_rtm_newroute+0x104/0x110 [ 2108.704778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.704778][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.704778][ T10] netlink_unicast+0x449/0x710 [ 2108.704778][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.704778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.704778][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.704778][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.704778][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.704778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.704778][ T10] [ 2108.706695][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.706695][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.706695][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.706695][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.706695][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2108.706695][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2108.706695][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2108.706695][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2108.706695][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2108.706695][ T10] addrconf_dad_begin+0x310/0x670 [ 2108.706695][ T10] addrconf_dad_work+0x10b/0xab0 [ 2108.706695][ T10] process_one_work+0x84d/0x18a0 [ 2108.706695][ T10] worker_thread+0x587/0xd30 [ 2108.706695][ T10] kthread+0x28a/0x350 [ 2108.706695][ T10] ret_from_fork+0x31/0x70 [ 2108.706695][ T10] ret_from_fork_asm+0x1a/0x30 [ 2108.706695][ T10] [ 2108.709026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.709026][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.709026][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.709026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.709026][ T10] ip6_route_add+0x1c/0x140 [ 2108.709026][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2108.709026][ T10] inet6_addr_add+0x4f8/0xa40 [ 2108.709026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.709026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.709026][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.709026][ T10] netlink_unicast+0x449/0x710 [ 2108.709026][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.709026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.709026][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.709026][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.709026][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.709026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.709026][ T10] [ 2108.711061][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.711061][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.711061][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.711061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.711061][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2108.711061][ T10] ipv6_add_addr+0x411/0x2000 [ 2108.711061][ T10] inet6_addr_add+0x30e/0xa40 [ 2108.711061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.711061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.711061][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.711061][ T10] netlink_unicast+0x449/0x710 [ 2108.711061][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.711061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.711061][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.711061][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.711061][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.711061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.711061][ T10] [ 2108.713088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.713088][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.713088][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.713088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.713088][ T10] ip6_route_add+0x1c/0x140 [ 2108.713088][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2108.713088][ T10] addrconf_add_dev+0xe2/0x170 [ 2108.713088][ T10] inet6_addr_add+0x12f/0xa40 [ 2108.713088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.713088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.713088][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.713088][ T10] netlink_unicast+0x449/0x710 [ 2108.713088][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.713088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.713088][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.713088][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.713088][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.713088][ T10] [ 2108.715223][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.715223][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2108.715223][ T10] ipv6_find_idev+0x102/0x170 [ 2108.715223][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.715223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.715223][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.715223][ T10] netlink_unicast+0x449/0x710 [ 2108.715223][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.715223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.715223][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.715223][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.715223][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.715223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.715223][ T10] [ 2108.716965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2108.716965][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2108.716965][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2108.716965][ T10] ipv6_find_idev+0x102/0x170 [ 2108.716965][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.716965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.716965][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.716965][ T10] netlink_unicast+0x449/0x710 [ 2108.716965][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.716965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.716965][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.716965][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.716965][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.716965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.716965][ T10] [ 2108.718933][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2108.719239][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2108.719239][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.719239][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.719239][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.719239][ T10] ip6_route_add+0x1c/0x140 [ 2108.719239][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2108.719239][ T10] inet6_addr_add+0x4f8/0xa40 [ 2108.719239][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.719239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.719239][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.719239][ T10] netlink_unicast+0x449/0x710 [ 2108.719239][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.719239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.719239][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.719239][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.719239][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.719239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.719239][ T10] [ 2108.721522][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2108.721522][ T10] netdev_get_by_index+0x5e/0x80 [ 2108.721522][ T10] fib6_nh_init+0x3d8/0x1580 [ 2108.721522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2108.721522][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2108.721522][ T10] ipv6_add_addr+0x411/0x2000 [ 2108.721522][ T10] inet6_addr_add+0x30e/0xa40 [ 2108.721522][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2108.721522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.721522][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.721522][ T10] netlink_unicast+0x449/0x710 [ 2108.721522][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.721522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.721522][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.721522][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.721522][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.721522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.721522][ T10] [ 2108.723715][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2108.723715][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2108.723715][ T10] ipv6_find_idev+0x102/0x170 [ 2108.723715][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.723715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.723715][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.723715][ T10] netlink_unicast+0x449/0x710 [ 2108.723715][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.723715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.723715][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.723715][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.723715][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.723715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.723715][ T10] [ 2108.725452][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2108.725452][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2108.725452][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2108.725452][ T10] ipv6_find_idev+0x102/0x170 [ 2108.725452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2108.725452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2108.725452][ T10] netlink_rcv_skb+0x130/0x360 [ 2108.725452][ T10] netlink_unicast+0x449/0x710 [ 2108.725452][ T10] netlink_sendmsg+0x723/0xbe0 [ 2108.725452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2108.725452][ T10] ___sys_sendmsg+0xee/0x170 [ 2108.725452][ T10] __sys_sendmsg+0xcd/0x170 [ 2108.725452][ T10] do_syscall_64+0xc6/0x1e0 [ 2108.725452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2108.725452][ T10] [ 2118.974919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2118.975437][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.975437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2118.975437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2118.975437][ T10] fib6_nh_init+0xa22/0x1580 [ 2118.975437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.975437][ T10] ip6_route_add+0x1c/0x140 [ 2118.975437][ T10] inet6_rtm_newroute+0x104/0x110 [ 2118.975437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.975437][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.975437][ T10] netlink_unicast+0x449/0x710 [ 2118.975437][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.975437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.975437][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.975437][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.975437][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.975437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.975437][ T10] [ 2118.977382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.977382][ T10] dst_init+0x84/0x4a0 [ 2118.977382][ T10] dst_alloc+0x97/0x150 [ 2118.977382][ T10] ip6_dst_alloc+0x23/0x90 [ 2118.977382][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2118.977382][ T10] ip6_pol_route+0x56f/0x840 [ 2118.977382][ T10] fib6_rule_lookup+0x456/0x630 [ 2118.977382][ T10] ip6_route_input+0x59c/0xa50 [ 2118.977382][ T10] ipv6_rcv+0x397/0x810 [ 2118.977382][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2118.977382][ T10] process_backlog+0x101/0x620 [ 2118.977382][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2118.977382][ T10] net_rx_action+0x495/0xbe0 [ 2118.977382][ T10] __do_softirq+0x1b5/0x7f6 [ 2118.977382][ T10] [ 2118.979072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.979072][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.979072][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.979072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.979072][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2118.979072][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2118.979072][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2118.979072][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2118.979072][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2118.979072][ T10] addrconf_dad_begin+0x310/0x670 [ 2118.979072][ T10] addrconf_dad_work+0x10b/0xab0 [ 2118.979072][ T10] process_one_work+0x84d/0x18a0 [ 2118.979072][ T10] worker_thread+0x587/0xd30 [ 2118.979072][ T10] kthread+0x28a/0x350 [ 2118.979072][ T10] ret_from_fork+0x31/0x70 [ 2118.979072][ T10] ret_from_fork_asm+0x1a/0x30 [ 2118.979072][ T10] [ 2118.981050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.981050][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.981050][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.981050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.981050][ T10] ip6_route_add+0x1c/0x140 [ 2118.981050][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2118.981050][ T10] inet6_addr_add+0x4f8/0xa40 [ 2118.981050][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2118.981050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.981050][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.981050][ T10] netlink_unicast+0x449/0x710 [ 2118.981050][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.981050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.981050][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.981050][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.981050][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.981050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.981050][ T10] [ 2118.983108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.983108][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.983108][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.983108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.983108][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2118.983108][ T10] ipv6_add_addr+0x411/0x2000 [ 2118.983108][ T10] inet6_addr_add+0x30e/0xa40 [ 2118.983108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2118.983108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.983108][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.983108][ T10] netlink_unicast+0x449/0x710 [ 2118.983108][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.983108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.983108][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.983108][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.983108][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.983108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.983108][ T10] [ 2118.985282][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.985282][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.985282][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.985282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.985282][ T10] ip6_route_add+0x1c/0x140 [ 2118.985282][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2118.985282][ T10] addrconf_add_dev+0xe2/0x170 [ 2118.985282][ T10] inet6_addr_add+0x12f/0xa40 [ 2118.985282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2118.985282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.985282][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.985282][ T10] netlink_unicast+0x449/0x710 [ 2118.985282][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.985282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.985282][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.985282][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.985282][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.985282][ T10] [ 2118.987288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.987288][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2118.987288][ T10] ipv6_find_idev+0x102/0x170 [ 2118.987288][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2118.987288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.987288][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.987288][ T10] netlink_unicast+0x449/0x710 [ 2118.987288][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.987288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.987288][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.987288][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.987288][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.987288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.987288][ T10] [ 2118.988871][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2118.988871][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2118.988871][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2118.988871][ T10] ipv6_find_idev+0x102/0x170 [ 2118.988871][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2118.988871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.988871][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.988871][ T10] netlink_unicast+0x449/0x710 [ 2118.988871][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.988871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.988871][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.988871][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.988871][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.988871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.988871][ T10] [ 2118.990640][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2118.990941][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2118.990941][ T10] dst_init+0x84/0x4a0 [ 2118.990941][ T10] dst_alloc+0x97/0x150 [ 2118.990941][ T10] ip6_dst_alloc+0x23/0x90 [ 2118.990941][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2118.990941][ T10] ip6_pol_route+0x56f/0x840 [ 2118.990941][ T10] fib6_rule_lookup+0x456/0x630 [ 2118.990941][ T10] ip6_route_input+0x59c/0xa50 [ 2118.990941][ T10] ipv6_rcv+0x397/0x810 [ 2118.990941][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2118.990941][ T10] process_backlog+0x101/0x620 [ 2118.990941][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2118.990941][ T10] net_rx_action+0x495/0xbe0 [ 2118.990941][ T10] __do_softirq+0x1b5/0x7f6 [ 2118.990941][ T10] [ 2118.992618][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2118.992618][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2118.992618][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2118.992618][ T10] fib6_nh_init+0xa22/0x1580 [ 2118.992618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.992618][ T10] ip6_route_add+0x1c/0x140 [ 2118.992618][ T10] inet6_rtm_newroute+0x104/0x110 [ 2118.992618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.992618][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.992618][ T10] netlink_unicast+0x449/0x710 [ 2118.992618][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.992618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.992618][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.992618][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.992618][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.992618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.992618][ T10] [ 2118.994537][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2118.994537][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.994537][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.994537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.994537][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2118.994537][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2118.994537][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2118.994537][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2118.994537][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2118.994537][ T10] addrconf_dad_begin+0x310/0x670 [ 2118.994537][ T10] addrconf_dad_work+0x10b/0xab0 [ 2118.994537][ T10] process_one_work+0x84d/0x18a0 [ 2118.994537][ T10] worker_thread+0x587/0xd30 [ 2118.994537][ T10] kthread+0x28a/0x350 [ 2118.994537][ T10] ret_from_fork+0x31/0x70 [ 2118.994537][ T10] ret_from_fork_asm+0x1a/0x30 [ 2118.994537][ T10] [ 2118.996503][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2118.996503][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.996503][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.996503][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.996503][ T10] ip6_route_add+0x1c/0x140 [ 2118.996503][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2118.996503][ T10] inet6_addr_add+0x4f8/0xa40 [ 2118.996503][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2118.996503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.996503][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.996503][ T10] netlink_unicast+0x449/0x710 [ 2118.996503][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.996503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.996503][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.996503][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.996503][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.996503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.996503][ T10] [ 2118.998563][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2118.998563][ T10] netdev_get_by_index+0x5e/0x80 [ 2118.998563][ T10] fib6_nh_init+0x3d8/0x1580 [ 2118.998563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2118.998563][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2118.998563][ T10] ipv6_add_addr+0x411/0x2000 [ 2118.998563][ T10] inet6_addr_add+0x30e/0xa40 [ 2118.998563][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2118.998563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2118.998563][ T10] netlink_rcv_skb+0x130/0x360 [ 2118.998563][ T10] netlink_unicast+0x449/0x710 [ 2118.998563][ T10] netlink_sendmsg+0x723/0xbe0 [ 2118.998563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2118.998563][ T10] ___sys_sendmsg+0xee/0x170 [ 2118.998563][ T10] __sys_sendmsg+0xcd/0x170 [ 2118.998563][ T10] do_syscall_64+0xc6/0x1e0 [ 2118.998563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2118.998563][ T10] [ 2119.000607][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2119.000607][ T10] netdev_get_by_index+0x5e/0x80 [ 2119.000607][ T10] fib6_nh_init+0x3d8/0x1580 [ 2119.000607][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2119.000607][ T10] ip6_route_add+0x1c/0x140 [ 2119.000607][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2119.000607][ T10] addrconf_add_dev+0xe2/0x170 [ 2119.000607][ T10] inet6_addr_add+0x12f/0xa40 [ 2119.000607][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2119.000607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.000607][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.000607][ T10] netlink_unicast+0x449/0x710 [ 2119.000607][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.000607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.000607][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.000607][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.000607][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.000607][ T10] [ 2119.002680][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2119.002680][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2119.002680][ T10] ipv6_find_idev+0x102/0x170 [ 2119.002680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2119.002680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.002680][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.002680][ T10] netlink_unicast+0x449/0x710 [ 2119.002680][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.002680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.002680][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.002680][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.002680][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.002680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.002680][ T10] [ 2119.004393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2119.004393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2119.004393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2119.004393][ T10] ipv6_find_idev+0x102/0x170 [ 2119.004393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2119.004393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.004393][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.004393][ T10] netlink_unicast+0x449/0x710 [ 2119.004393][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.004393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.004393][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.004393][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.004393][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.004393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.004393][ T10] [ 2119.006303][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2119.006554][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2119.006554][ T10] netdev_get_by_index+0x5e/0x80 [ 2119.006554][ T10] fib6_nh_init+0x3d8/0x1580 [ 2119.006554][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2119.006554][ T10] ip6_route_add+0x1c/0x140 [ 2119.006554][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2119.006554][ T10] inet6_addr_add+0x4f8/0xa40 [ 2119.006554][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2119.006554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.006554][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.006554][ T10] netlink_unicast+0x449/0x710 [ 2119.006554][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.006554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.006554][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.006554][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.006554][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.006554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.006554][ T10] [ 2119.008741][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2119.008741][ T10] netdev_get_by_index+0x5e/0x80 [ 2119.008741][ T10] fib6_nh_init+0x3d8/0x1580 [ 2119.008741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2119.008741][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2119.008741][ T10] ipv6_add_addr+0x411/0x2000 [ 2119.008741][ T10] inet6_addr_add+0x30e/0xa40 [ 2119.008741][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2119.008741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.008741][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.008741][ T10] netlink_unicast+0x449/0x710 [ 2119.008741][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.008741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.008741][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.008741][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.008741][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.008741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.008741][ T10] [ 2119.010913][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2119.010913][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2119.010913][ T10] ipv6_find_idev+0x102/0x170 [ 2119.010913][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2119.010913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.010913][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.010913][ T10] netlink_unicast+0x449/0x710 [ 2119.010913][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.010913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.010913][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.010913][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.010913][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.010913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.010913][ T10] [ 2119.012673][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2119.012673][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2119.012673][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2119.012673][ T10] ipv6_find_idev+0x102/0x170 [ 2119.012673][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2119.012673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2119.012673][ T10] netlink_rcv_skb+0x130/0x360 [ 2119.012673][ T10] netlink_unicast+0x449/0x710 [ 2119.012673][ T10] netlink_sendmsg+0x723/0xbe0 [ 2119.012673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2119.012673][ T10] ___sys_sendmsg+0xee/0x170 [ 2119.012673][ T10] __sys_sendmsg+0xcd/0x170 [ 2119.012673][ T10] do_syscall_64+0xc6/0x1e0 [ 2119.012673][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2119.012673][ T10] [ 2129.143004][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2129.143460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.143460][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2129.143460][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2129.143460][ T10] fib6_nh_init+0xa22/0x1580 [ 2129.143460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.143460][ T10] ip6_route_add+0x1c/0x140 [ 2129.143460][ T10] inet6_rtm_newroute+0x104/0x110 [ 2129.143460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.143460][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.143460][ T10] netlink_unicast+0x449/0x710 [ 2129.143460][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.143460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.143460][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.143460][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.143460][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.143460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.143460][ T10] [ 2129.145580][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.145580][ T10] dst_init+0x84/0x4a0 [ 2129.145580][ T10] dst_alloc+0x97/0x150 [ 2129.145580][ T10] ip6_dst_alloc+0x23/0x90 [ 2129.145580][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2129.145580][ T10] ip6_pol_route+0x56f/0x840 [ 2129.145580][ T10] fib6_rule_lookup+0x456/0x630 [ 2129.145580][ T10] ip6_route_input+0x59c/0xa50 [ 2129.145580][ T10] ipv6_rcv+0x397/0x810 [ 2129.145580][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2129.145580][ T10] process_backlog+0x101/0x620 [ 2129.145580][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2129.145580][ T10] net_rx_action+0x495/0xbe0 [ 2129.145580][ T10] __do_softirq+0x1b5/0x7f6 [ 2129.145580][ T10] [ 2129.147418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.147418][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.147418][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.147418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.147418][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2129.147418][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2129.147418][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2129.147418][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2129.147418][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2129.147418][ T10] addrconf_dad_begin+0x310/0x670 [ 2129.147418][ T10] addrconf_dad_work+0x10b/0xab0 [ 2129.147418][ T10] process_one_work+0x84d/0x18a0 [ 2129.147418][ T10] worker_thread+0x587/0xd30 [ 2129.147418][ T10] kthread+0x28a/0x350 [ 2129.147418][ T10] ret_from_fork+0x31/0x70 [ 2129.147418][ T10] ret_from_fork_asm+0x1a/0x30 [ 2129.147418][ T10] [ 2129.149559][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.149559][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.149559][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.149559][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.149559][ T10] ip6_route_add+0x1c/0x140 [ 2129.149559][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2129.149559][ T10] inet6_addr_add+0x4f8/0xa40 [ 2129.149559][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.149559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.149559][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.149559][ T10] netlink_unicast+0x449/0x710 [ 2129.149559][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.149559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.149559][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.149559][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.149559][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.149559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.149559][ T10] [ 2129.151785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.151785][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.151785][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.151785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.151785][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2129.151785][ T10] ipv6_add_addr+0x411/0x2000 [ 2129.151785][ T10] inet6_addr_add+0x30e/0xa40 [ 2129.151785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.151785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.151785][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.151785][ T10] netlink_unicast+0x449/0x710 [ 2129.151785][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.151785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.151785][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.151785][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.151785][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.151785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.151785][ T10] [ 2129.153984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.153984][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.153984][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.153984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.153984][ T10] ip6_route_add+0x1c/0x140 [ 2129.153984][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2129.153984][ T10] addrconf_add_dev+0xe2/0x170 [ 2129.153984][ T10] inet6_addr_add+0x12f/0xa40 [ 2129.153984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.153984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.153984][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.153984][ T10] netlink_unicast+0x449/0x710 [ 2129.153984][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.153984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.153984][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.153984][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.153984][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.153984][ T10] [ 2129.156188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.156188][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2129.156188][ T10] ipv6_find_idev+0x102/0x170 [ 2129.156188][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.156188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.156188][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.156188][ T10] netlink_unicast+0x449/0x710 [ 2129.156188][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.156188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.156188][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.156188][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.156188][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.156188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.156188][ T10] [ 2129.157895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2129.157895][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2129.157895][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2129.157895][ T10] ipv6_find_idev+0x102/0x170 [ 2129.157895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.157895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.157895][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.157895][ T10] netlink_unicast+0x449/0x710 [ 2129.157895][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.157895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.157895][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.157895][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.157895][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.157895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.157895][ T10] [ 2129.159833][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2129.160148][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2129.160148][ T10] dst_init+0x84/0x4a0 [ 2129.160148][ T10] dst_alloc+0x97/0x150 [ 2129.160148][ T10] ip6_dst_alloc+0x23/0x90 [ 2129.160148][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2129.160148][ T10] ip6_pol_route+0x56f/0x840 [ 2129.160148][ T10] fib6_rule_lookup+0x456/0x630 [ 2129.160148][ T10] ip6_route_input+0x59c/0xa50 [ 2129.160148][ T10] ipv6_rcv+0x397/0x810 [ 2129.160148][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2129.160148][ T10] process_backlog+0x101/0x620 [ 2129.160148][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2129.160148][ T10] net_rx_action+0x495/0xbe0 [ 2129.160148][ T10] __do_softirq+0x1b5/0x7f6 [ 2129.160148][ T10] [ 2129.161968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.161968][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2129.161968][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2129.161968][ T10] fib6_nh_init+0xa22/0x1580 [ 2129.161968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.161968][ T10] ip6_route_add+0x1c/0x140 [ 2129.161968][ T10] inet6_rtm_newroute+0x104/0x110 [ 2129.161968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.161968][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.161968][ T10] netlink_unicast+0x449/0x710 [ 2129.161968][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.161968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.161968][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.161968][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.161968][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.161968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.161968][ T10] [ 2129.164063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.164063][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.164063][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.164063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.164063][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2129.164063][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2129.164063][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2129.164063][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2129.164063][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2129.164063][ T10] addrconf_dad_begin+0x310/0x670 [ 2129.164063][ T10] addrconf_dad_work+0x10b/0xab0 [ 2129.164063][ T10] process_one_work+0x84d/0x18a0 [ 2129.164063][ T10] worker_thread+0x587/0xd30 [ 2129.164063][ T10] kthread+0x28a/0x350 [ 2129.164063][ T10] ret_from_fork+0x31/0x70 [ 2129.164063][ T10] ret_from_fork_asm+0x1a/0x30 [ 2129.164063][ T10] [ 2129.166155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.166155][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.166155][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.166155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.166155][ T10] ip6_route_add+0x1c/0x140 [ 2129.166155][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2129.166155][ T10] inet6_addr_add+0x4f8/0xa40 [ 2129.166155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.166155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.166155][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.166155][ T10] netlink_unicast+0x449/0x710 [ 2129.166155][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.166155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.166155][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.166155][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.166155][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.166155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.166155][ T10] [ 2129.168369][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.168369][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.168369][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.168369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.168369][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2129.168369][ T10] ipv6_add_addr+0x411/0x2000 [ 2129.168369][ T10] inet6_addr_add+0x30e/0xa40 [ 2129.168369][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.168369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.168369][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.168369][ T10] netlink_unicast+0x449/0x710 [ 2129.168369][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.168369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.168369][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.168369][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.168369][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.168369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.168369][ T10] [ 2129.170588][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.170588][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.170588][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.170588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.170588][ T10] ip6_route_add+0x1c/0x140 [ 2129.170588][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2129.170588][ T10] addrconf_add_dev+0xe2/0x170 [ 2129.170588][ T10] inet6_addr_add+0x12f/0xa40 [ 2129.170588][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.170588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.170588][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.170588][ T10] netlink_unicast+0x449/0x710 [ 2129.170588][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.170588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.170588][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.170588][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.170588][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.170588][ T10] [ 2129.172954][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.172954][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2129.172954][ T10] ipv6_find_idev+0x102/0x170 [ 2129.172954][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.172954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.172954][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.172954][ T10] netlink_unicast+0x449/0x710 [ 2129.172954][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.172954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.172954][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.172954][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.172954][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.172954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.172954][ T10] [ 2129.174707][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2129.174707][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2129.174707][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2129.174707][ T10] ipv6_find_idev+0x102/0x170 [ 2129.174707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.174707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.174707][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.174707][ T10] netlink_unicast+0x449/0x710 [ 2129.174707][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.174707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.174707][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.174707][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.174707][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.174707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.174707][ T10] [ 2129.176744][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2129.177000][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2129.177000][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.177000][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.177000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.177000][ T10] ip6_route_add+0x1c/0x140 [ 2129.177000][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2129.177000][ T10] inet6_addr_add+0x4f8/0xa40 [ 2129.177000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.177000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.177000][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.177000][ T10] netlink_unicast+0x449/0x710 [ 2129.177000][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.177000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.177000][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.177000][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.177000][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.177000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.177000][ T10] [ 2129.179807][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2129.179807][ T10] netdev_get_by_index+0x5e/0x80 [ 2129.179807][ T10] fib6_nh_init+0x3d8/0x1580 [ 2129.179807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2129.179807][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2129.179807][ T10] ipv6_add_addr+0x411/0x2000 [ 2129.179807][ T10] inet6_addr_add+0x30e/0xa40 [ 2129.179807][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2129.179807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.179807][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.179807][ T10] netlink_unicast+0x449/0x710 [ 2129.179807][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.179807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.179807][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.179807][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.179807][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.179807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.179807][ T10] [ 2129.182065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2129.182065][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2129.182065][ T10] ipv6_find_idev+0x102/0x170 [ 2129.182065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.182065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.182065][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.182065][ T10] netlink_unicast+0x449/0x710 [ 2129.182065][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.182065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.182065][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.182065][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.182065][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.182065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.182065][ T10] [ 2129.184190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2129.184190][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2129.184190][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2129.184190][ T10] ipv6_find_idev+0x102/0x170 [ 2129.184190][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2129.184190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2129.184190][ T10] netlink_rcv_skb+0x130/0x360 [ 2129.184190][ T10] netlink_unicast+0x449/0x710 [ 2129.184190][ T10] netlink_sendmsg+0x723/0xbe0 [ 2129.184190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2129.184190][ T10] ___sys_sendmsg+0xee/0x170 [ 2129.184190][ T10] __sys_sendmsg+0xcd/0x170 [ 2129.184190][ T10] do_syscall_64+0xc6/0x1e0 [ 2129.184190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2129.184190][ T10] [ 2139.262929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2139.263382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.263382][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2139.263382][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2139.263382][ T10] fib6_nh_init+0xa22/0x1580 [ 2139.263382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.263382][ T10] ip6_route_add+0x1c/0x140 [ 2139.263382][ T10] inet6_rtm_newroute+0x104/0x110 [ 2139.263382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.263382][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.263382][ T10] netlink_unicast+0x449/0x710 [ 2139.263382][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.263382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.263382][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.263382][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.263382][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.263382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.263382][ T10] [ 2139.265319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.265319][ T10] dst_init+0x84/0x4a0 [ 2139.265319][ T10] dst_alloc+0x97/0x150 [ 2139.265319][ T10] ip6_dst_alloc+0x23/0x90 [ 2139.265319][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2139.265319][ T10] ip6_pol_route+0x56f/0x840 [ 2139.265319][ T10] fib6_rule_lookup+0x456/0x630 [ 2139.265319][ T10] ip6_route_input+0x59c/0xa50 [ 2139.265319][ T10] ipv6_rcv+0x397/0x810 [ 2139.265319][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2139.265319][ T10] process_backlog+0x101/0x620 [ 2139.265319][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2139.265319][ T10] net_rx_action+0x495/0xbe0 [ 2139.265319][ T10] __do_softirq+0x1b5/0x7f6 [ 2139.265319][ T10] [ 2139.266969][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.266969][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.266969][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.266969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.266969][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2139.266969][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2139.266969][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2139.266969][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2139.266969][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2139.266969][ T10] addrconf_dad_begin+0x310/0x670 [ 2139.266969][ T10] addrconf_dad_work+0x10b/0xab0 [ 2139.266969][ T10] process_one_work+0x84d/0x18a0 [ 2139.266969][ T10] worker_thread+0x587/0xd30 [ 2139.266969][ T10] kthread+0x28a/0x350 [ 2139.266969][ T10] ret_from_fork+0x31/0x70 [ 2139.266969][ T10] ret_from_fork_asm+0x1a/0x30 [ 2139.266969][ T10] [ 2139.268887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.268887][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.268887][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.268887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.268887][ T10] ip6_route_add+0x1c/0x140 [ 2139.268887][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2139.268887][ T10] inet6_addr_add+0x4f8/0xa40 [ 2139.268887][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.268887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.268887][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.268887][ T10] netlink_unicast+0x449/0x710 [ 2139.268887][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.268887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.268887][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.268887][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.268887][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.268887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.268887][ T10] [ 2139.270913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.270913][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.270913][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.270913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.270913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2139.270913][ T10] ipv6_add_addr+0x411/0x2000 [ 2139.270913][ T10] inet6_addr_add+0x30e/0xa40 [ 2139.270913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.270913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.270913][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.270913][ T10] netlink_unicast+0x449/0x710 [ 2139.270913][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.270913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.270913][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.270913][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.270913][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.270913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.270913][ T10] [ 2139.272958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.272958][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.272958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.272958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.272958][ T10] ip6_route_add+0x1c/0x140 [ 2139.272958][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2139.272958][ T10] addrconf_add_dev+0xe2/0x170 [ 2139.272958][ T10] inet6_addr_add+0x12f/0xa40 [ 2139.272958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.272958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.272958][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.272958][ T10] netlink_unicast+0x449/0x710 [ 2139.272958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.272958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.272958][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.272958][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.272958][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.272958][ T10] [ 2139.274955][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.274955][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2139.274955][ T10] ipv6_find_idev+0x102/0x170 [ 2139.274955][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.274955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.274955][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.274955][ T10] netlink_unicast+0x449/0x710 [ 2139.274955][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.274955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.274955][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.274955][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.274955][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.274955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.274955][ T10] [ 2139.276521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2139.276521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2139.276521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2139.276521][ T10] ipv6_find_idev+0x102/0x170 [ 2139.276521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.276521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.276521][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.276521][ T10] netlink_unicast+0x449/0x710 [ 2139.276521][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.276521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.276521][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.276521][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.276521][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.276521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.276521][ T10] [ 2139.278249][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2139.278533][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2139.278533][ T10] dst_init+0x84/0x4a0 [ 2139.278533][ T10] dst_alloc+0x97/0x150 [ 2139.278533][ T10] ip6_dst_alloc+0x23/0x90 [ 2139.278533][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2139.278533][ T10] ip6_pol_route+0x56f/0x840 [ 2139.278533][ T10] fib6_rule_lookup+0x456/0x630 [ 2139.278533][ T10] ip6_route_input+0x59c/0xa50 [ 2139.278533][ T10] ipv6_rcv+0x397/0x810 [ 2139.278533][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2139.278533][ T10] process_backlog+0x101/0x620 [ 2139.278533][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2139.278533][ T10] net_rx_action+0x495/0xbe0 [ 2139.278533][ T10] __do_softirq+0x1b5/0x7f6 [ 2139.278533][ T10] [ 2139.280188][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.280188][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2139.280188][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2139.280188][ T10] fib6_nh_init+0xa22/0x1580 [ 2139.280188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.280188][ T10] ip6_route_add+0x1c/0x140 [ 2139.280188][ T10] inet6_rtm_newroute+0x104/0x110 [ 2139.280188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.280188][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.280188][ T10] netlink_unicast+0x449/0x710 [ 2139.280188][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.280188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.280188][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.280188][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.280188][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.280188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.280188][ T10] [ 2139.282086][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.282086][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.282086][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.282086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.282086][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2139.282086][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2139.282086][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2139.282086][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2139.282086][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2139.282086][ T10] addrconf_dad_begin+0x310/0x670 [ 2139.282086][ T10] addrconf_dad_work+0x10b/0xab0 [ 2139.282086][ T10] process_one_work+0x84d/0x18a0 [ 2139.282086][ T10] worker_thread+0x587/0xd30 [ 2139.282086][ T10] kthread+0x28a/0x350 [ 2139.282086][ T10] ret_from_fork+0x31/0x70 [ 2139.282086][ T10] ret_from_fork_asm+0x1a/0x30 [ 2139.282086][ T10] [ 2139.284014][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.284014][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.284014][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.284014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.284014][ T10] ip6_route_add+0x1c/0x140 [ 2139.284014][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2139.284014][ T10] inet6_addr_add+0x4f8/0xa40 [ 2139.284014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.284014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.284014][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.284014][ T10] netlink_unicast+0x449/0x710 [ 2139.284014][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.284014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.284014][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.284014][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.284014][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.284014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.284014][ T10] [ 2139.286039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.286039][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.286039][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.286039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.286039][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2139.286039][ T10] ipv6_add_addr+0x411/0x2000 [ 2139.286039][ T10] inet6_addr_add+0x30e/0xa40 [ 2139.286039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.286039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.286039][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.286039][ T10] netlink_unicast+0x449/0x710 [ 2139.286039][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.286039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.286039][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.286039][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.286039][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.286039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.286039][ T10] [ 2139.288059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.288059][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.288059][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.288059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.288059][ T10] ip6_route_add+0x1c/0x140 [ 2139.288059][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2139.288059][ T10] addrconf_add_dev+0xe2/0x170 [ 2139.288059][ T10] inet6_addr_add+0x12f/0xa40 [ 2139.288059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.288059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.288059][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.288059][ T10] netlink_unicast+0x449/0x710 [ 2139.288059][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.288059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.288059][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.288059][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.288059][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.288059][ T10] [ 2139.290224][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.290224][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2139.290224][ T10] ipv6_find_idev+0x102/0x170 [ 2139.290224][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.290224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.290224][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.290224][ T10] netlink_unicast+0x449/0x710 [ 2139.290224][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.290224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.290224][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.290224][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.290224][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.290224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.290224][ T10] [ 2139.292018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2139.292018][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2139.292018][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2139.292018][ T10] ipv6_find_idev+0x102/0x170 [ 2139.292018][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.292018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.292018][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.292018][ T10] netlink_unicast+0x449/0x710 [ 2139.292018][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.292018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.292018][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.292018][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.292018][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.292018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.292018][ T10] [ 2139.293902][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2139.294146][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2139.294146][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.294146][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.294146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.294146][ T10] ip6_route_add+0x1c/0x140 [ 2139.294146][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2139.294146][ T10] inet6_addr_add+0x4f8/0xa40 [ 2139.294146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.294146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.294146][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.294146][ T10] netlink_unicast+0x449/0x710 [ 2139.294146][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.294146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.294146][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.294146][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.294146][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.294146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.294146][ T10] [ 2139.296354][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2139.296354][ T10] netdev_get_by_index+0x5e/0x80 [ 2139.296354][ T10] fib6_nh_init+0x3d8/0x1580 [ 2139.296354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2139.296354][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2139.296354][ T10] ipv6_add_addr+0x411/0x2000 [ 2139.296354][ T10] inet6_addr_add+0x30e/0xa40 [ 2139.296354][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2139.296354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.296354][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.296354][ T10] netlink_unicast+0x449/0x710 [ 2139.296354][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.296354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.296354][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.296354][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.296354][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.296354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.296354][ T10] [ 2139.298608][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2139.298608][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2139.298608][ T10] ipv6_find_idev+0x102/0x170 [ 2139.298608][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.298608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.298608][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.298608][ T10] netlink_unicast+0x449/0x710 [ 2139.298608][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.298608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.298608][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.298608][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.298608][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.298608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.298608][ T10] [ 2139.300407][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2139.300407][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2139.300407][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2139.300407][ T10] ipv6_find_idev+0x102/0x170 [ 2139.300407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2139.300407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2139.300407][ T10] netlink_rcv_skb+0x130/0x360 [ 2139.300407][ T10] netlink_unicast+0x449/0x710 [ 2139.300407][ T10] netlink_sendmsg+0x723/0xbe0 [ 2139.300407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2139.300407][ T10] ___sys_sendmsg+0xee/0x170 [ 2139.300407][ T10] __sys_sendmsg+0xcd/0x170 [ 2139.300407][ T10] do_syscall_64+0xc6/0x1e0 [ 2139.300407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2139.300407][ T10] [ 2149.542969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2149.543429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.543429][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2149.543429][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2149.543429][ T10] fib6_nh_init+0xa22/0x1580 [ 2149.543429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.543429][ T10] ip6_route_add+0x1c/0x140 [ 2149.543429][ T10] inet6_rtm_newroute+0x104/0x110 [ 2149.543429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.543429][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.543429][ T10] netlink_unicast+0x449/0x710 [ 2149.543429][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.543429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.543429][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.543429][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.543429][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.543429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.543429][ T10] [ 2149.545382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.545382][ T10] dst_init+0x84/0x4a0 [ 2149.545382][ T10] dst_alloc+0x97/0x150 [ 2149.545382][ T10] ip6_dst_alloc+0x23/0x90 [ 2149.545382][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2149.545382][ T10] ip6_pol_route+0x56f/0x840 [ 2149.545382][ T10] fib6_rule_lookup+0x456/0x630 [ 2149.545382][ T10] ip6_route_input+0x59c/0xa50 [ 2149.545382][ T10] ipv6_rcv+0x397/0x810 [ 2149.545382][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2149.545382][ T10] process_backlog+0x101/0x620 [ 2149.545382][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2149.545382][ T10] net_rx_action+0x495/0xbe0 [ 2149.545382][ T10] __do_softirq+0x1b5/0x7f6 [ 2149.545382][ T10] [ 2149.547043][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.547043][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.547043][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.547043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.547043][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2149.547043][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2149.547043][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2149.547043][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2149.547043][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2149.547043][ T10] addrconf_dad_begin+0x310/0x670 [ 2149.547043][ T10] addrconf_dad_work+0x10b/0xab0 [ 2149.547043][ T10] process_one_work+0x84d/0x18a0 [ 2149.547043][ T10] worker_thread+0x587/0xd30 [ 2149.547043][ T10] kthread+0x28a/0x350 [ 2149.547043][ T10] ret_from_fork+0x31/0x70 [ 2149.547043][ T10] ret_from_fork_asm+0x1a/0x30 [ 2149.547043][ T10] [ 2149.548957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.548957][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.548957][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.548957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.548957][ T10] ip6_route_add+0x1c/0x140 [ 2149.548957][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2149.548957][ T10] inet6_addr_add+0x4f8/0xa40 [ 2149.548957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.548957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.548957][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.548957][ T10] netlink_unicast+0x449/0x710 [ 2149.548957][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.548957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.548957][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.548957][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.548957][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.548957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.548957][ T10] [ 2149.550966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.550966][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.550966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.550966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.550966][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2149.550966][ T10] ipv6_add_addr+0x411/0x2000 [ 2149.550966][ T10] inet6_addr_add+0x30e/0xa40 [ 2149.550966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.550966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.550966][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.550966][ T10] netlink_unicast+0x449/0x710 [ 2149.550966][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.550966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.550966][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.550966][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.550966][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.550966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.550966][ T10] [ 2149.552974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.552974][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.552974][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.552974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.552974][ T10] ip6_route_add+0x1c/0x140 [ 2149.552974][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2149.552974][ T10] addrconf_add_dev+0xe2/0x170 [ 2149.552974][ T10] inet6_addr_add+0x12f/0xa40 [ 2149.552974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.552974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.552974][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.552974][ T10] netlink_unicast+0x449/0x710 [ 2149.552974][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.552974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.552974][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.552974][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.552974][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.552974][ T10] [ 2149.554945][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.554945][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2149.554945][ T10] ipv6_find_idev+0x102/0x170 [ 2149.554945][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.554945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.554945][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.554945][ T10] netlink_unicast+0x449/0x710 [ 2149.554945][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.554945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.554945][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.554945][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.554945][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.554945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.554945][ T10] [ 2149.556489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2149.556489][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2149.556489][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2149.556489][ T10] ipv6_find_idev+0x102/0x170 [ 2149.556489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.556489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.556489][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.556489][ T10] netlink_unicast+0x449/0x710 [ 2149.556489][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.556489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.556489][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.556489][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.556489][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.556489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.556489][ T10] [ 2149.558203][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2149.558479][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2149.558479][ T10] dst_init+0x84/0x4a0 [ 2149.558479][ T10] dst_alloc+0x97/0x150 [ 2149.558479][ T10] ip6_dst_alloc+0x23/0x90 [ 2149.558479][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2149.558479][ T10] ip6_pol_route+0x56f/0x840 [ 2149.558479][ T10] fib6_rule_lookup+0x456/0x630 [ 2149.558479][ T10] ip6_route_input+0x59c/0xa50 [ 2149.558479][ T10] ipv6_rcv+0x397/0x810 [ 2149.558479][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2149.558479][ T10] process_backlog+0x101/0x620 [ 2149.558479][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2149.558479][ T10] net_rx_action+0x495/0xbe0 [ 2149.558479][ T10] __do_softirq+0x1b5/0x7f6 [ 2149.558479][ T10] [ 2149.560113][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.560113][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2149.560113][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2149.560113][ T10] fib6_nh_init+0xa22/0x1580 [ 2149.560113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.560113][ T10] ip6_route_add+0x1c/0x140 [ 2149.560113][ T10] inet6_rtm_newroute+0x104/0x110 [ 2149.560113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.560113][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.560113][ T10] netlink_unicast+0x449/0x710 [ 2149.560113][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.560113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.560113][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.560113][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.560113][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.560113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.560113][ T10] [ 2149.562013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.562013][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.562013][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.562013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.562013][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2149.562013][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2149.562013][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2149.562013][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2149.562013][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2149.562013][ T10] addrconf_dad_begin+0x310/0x670 [ 2149.562013][ T10] addrconf_dad_work+0x10b/0xab0 [ 2149.562013][ T10] process_one_work+0x84d/0x18a0 [ 2149.562013][ T10] worker_thread+0x587/0xd30 [ 2149.562013][ T10] kthread+0x28a/0x350 [ 2149.562013][ T10] ret_from_fork+0x31/0x70 [ 2149.562013][ T10] ret_from_fork_asm+0x1a/0x30 [ 2149.562013][ T10] [ 2149.563936][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.563936][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.563936][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.563936][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.563936][ T10] ip6_route_add+0x1c/0x140 [ 2149.563936][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2149.563936][ T10] inet6_addr_add+0x4f8/0xa40 [ 2149.563936][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.563936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.563936][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.563936][ T10] netlink_unicast+0x449/0x710 [ 2149.563936][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.563936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.563936][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.563936][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.563936][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.563936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.563936][ T10] [ 2149.565952][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.565952][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.565952][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.565952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.565952][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2149.565952][ T10] ipv6_add_addr+0x411/0x2000 [ 2149.565952][ T10] inet6_addr_add+0x30e/0xa40 [ 2149.565952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.565952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.565952][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.565952][ T10] netlink_unicast+0x449/0x710 [ 2149.565952][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.565952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.565952][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.565952][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.565952][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.565952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.565952][ T10] [ 2149.567958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.567958][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.567958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.567958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.567958][ T10] ip6_route_add+0x1c/0x140 [ 2149.567958][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2149.567958][ T10] addrconf_add_dev+0xe2/0x170 [ 2149.567958][ T10] inet6_addr_add+0x12f/0xa40 [ 2149.567958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.567958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.567958][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.567958][ T10] netlink_unicast+0x449/0x710 [ 2149.567958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.567958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.567958][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.567958][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.567958][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.567958][ T10] [ 2149.570088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.570088][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2149.570088][ T10] ipv6_find_idev+0x102/0x170 [ 2149.570088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.570088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.570088][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.570088][ T10] netlink_unicast+0x449/0x710 [ 2149.570088][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.570088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.570088][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.570088][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.570088][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.570088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.570088][ T10] [ 2149.571811][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2149.571811][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2149.571811][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2149.571811][ T10] ipv6_find_idev+0x102/0x170 [ 2149.571811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.571811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.571811][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.571811][ T10] netlink_unicast+0x449/0x710 [ 2149.571811][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.571811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.571811][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.571811][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.571811][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.571811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.571811][ T10] [ 2149.573612][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2149.573851][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2149.573851][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.573851][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.573851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.573851][ T10] ip6_route_add+0x1c/0x140 [ 2149.573851][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2149.573851][ T10] inet6_addr_add+0x4f8/0xa40 [ 2149.573851][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.573851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.573851][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.573851][ T10] netlink_unicast+0x449/0x710 [ 2149.573851][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.573851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.573851][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.573851][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.573851][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.573851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.573851][ T10] [ 2149.576123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2149.576123][ T10] netdev_get_by_index+0x5e/0x80 [ 2149.576123][ T10] fib6_nh_init+0x3d8/0x1580 [ 2149.576123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2149.576123][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2149.576123][ T10] ipv6_add_addr+0x411/0x2000 [ 2149.576123][ T10] inet6_addr_add+0x30e/0xa40 [ 2149.576123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2149.576123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.576123][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.576123][ T10] netlink_unicast+0x449/0x710 [ 2149.576123][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.576123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.576123][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.576123][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.576123][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.576123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.576123][ T10] [ 2149.578373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2149.578373][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2149.578373][ T10] ipv6_find_idev+0x102/0x170 [ 2149.578373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.578373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.578373][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.578373][ T10] netlink_unicast+0x449/0x710 [ 2149.578373][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.578373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.578373][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.578373][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.578373][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.578373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.578373][ T10] [ 2149.580096][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2149.580096][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2149.580096][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2149.580096][ T10] ipv6_find_idev+0x102/0x170 [ 2149.580096][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2149.580096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2149.580096][ T10] netlink_rcv_skb+0x130/0x360 [ 2149.580096][ T10] netlink_unicast+0x449/0x710 [ 2149.580096][ T10] netlink_sendmsg+0x723/0xbe0 [ 2149.580096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2149.580096][ T10] ___sys_sendmsg+0xee/0x170 [ 2149.580096][ T10] __sys_sendmsg+0xcd/0x170 [ 2149.580096][ T10] do_syscall_64+0xc6/0x1e0 [ 2149.580096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2149.580096][ T10] [ 2159.798991][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2159.799574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.799574][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2159.799574][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2159.799574][ T10] fib6_nh_init+0xa22/0x1580 [ 2159.799574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.799574][ T10] ip6_route_add+0x1c/0x140 [ 2159.799574][ T10] inet6_rtm_newroute+0x104/0x110 [ 2159.799574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.799574][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.799574][ T10] netlink_unicast+0x449/0x710 [ 2159.799574][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.799574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.799574][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.799574][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.799574][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.799574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.799574][ T10] [ 2159.802623][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.802623][ T10] dst_init+0x84/0x4a0 [ 2159.802623][ T10] dst_alloc+0x97/0x150 [ 2159.802623][ T10] ip6_dst_alloc+0x23/0x90 [ 2159.802623][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2159.802623][ T10] ip6_pol_route+0x56f/0x840 [ 2159.802623][ T10] fib6_rule_lookup+0x456/0x630 [ 2159.802623][ T10] ip6_route_input+0x59c/0xa50 [ 2159.802623][ T10] ipv6_rcv+0x397/0x810 [ 2159.802623][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2159.802623][ T10] process_backlog+0x101/0x620 [ 2159.802623][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2159.802623][ T10] net_rx_action+0x495/0xbe0 [ 2159.802623][ T10] __do_softirq+0x1b5/0x7f6 [ 2159.802623][ T10] [ 2159.805289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.805289][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.805289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.805289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.805289][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2159.805289][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2159.805289][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2159.805289][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2159.805289][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2159.805289][ T10] addrconf_dad_begin+0x310/0x670 [ 2159.805289][ T10] addrconf_dad_work+0x10b/0xab0 [ 2159.805289][ T10] process_one_work+0x84d/0x18a0 [ 2159.805289][ T10] worker_thread+0x587/0xd30 [ 2159.805289][ T10] kthread+0x28a/0x350 [ 2159.805289][ T10] ret_from_fork+0x31/0x70 [ 2159.805289][ T10] ret_from_fork_asm+0x1a/0x30 [ 2159.805289][ T10] [ 2159.808395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.808395][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.808395][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.808395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.808395][ T10] ip6_route_add+0x1c/0x140 [ 2159.808395][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2159.808395][ T10] inet6_addr_add+0x4f8/0xa40 [ 2159.808395][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.808395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.808395][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.808395][ T10] netlink_unicast+0x449/0x710 [ 2159.808395][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.808395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.808395][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.808395][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.808395][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.808395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.808395][ T10] [ 2159.811609][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.811609][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.811609][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.811609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.811609][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2159.811609][ T10] ipv6_add_addr+0x411/0x2000 [ 2159.811609][ T10] inet6_addr_add+0x30e/0xa40 [ 2159.811609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.811609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.811609][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.811609][ T10] netlink_unicast+0x449/0x710 [ 2159.811609][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.811609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.811609][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.811609][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.811609][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.811609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.811609][ T10] [ 2159.814838][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.814838][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.814838][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.814838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.814838][ T10] ip6_route_add+0x1c/0x140 [ 2159.814838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2159.814838][ T10] addrconf_add_dev+0xe2/0x170 [ 2159.814838][ T10] inet6_addr_add+0x12f/0xa40 [ 2159.814838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.814838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.814838][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.814838][ T10] netlink_unicast+0x449/0x710 [ 2159.814838][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.814838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.814838][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.814838][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.814838][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.814838][ T10] [ 2159.818000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.818000][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2159.818000][ T10] ipv6_find_idev+0x102/0x170 [ 2159.818000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.818000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.818000][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.818000][ T10] netlink_unicast+0x449/0x710 [ 2159.818000][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.818000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.818000][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.818000][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.818000][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.818000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.818000][ T10] [ 2159.820477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2159.820477][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2159.820477][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2159.820477][ T10] ipv6_find_idev+0x102/0x170 [ 2159.820477][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.820477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.820477][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.820477][ T10] netlink_unicast+0x449/0x710 [ 2159.820477][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.820477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.820477][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.820477][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.820477][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.820477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.820477][ T10] [ 2159.823215][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2159.823638][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2159.823638][ T10] dst_init+0x84/0x4a0 [ 2159.823638][ T10] dst_alloc+0x97/0x150 [ 2159.823638][ T10] ip6_dst_alloc+0x23/0x90 [ 2159.823638][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2159.823638][ T10] ip6_pol_route+0x56f/0x840 [ 2159.823638][ T10] fib6_rule_lookup+0x456/0x630 [ 2159.823638][ T10] ip6_route_input+0x59c/0xa50 [ 2159.823638][ T10] ipv6_rcv+0x397/0x810 [ 2159.823638][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2159.823638][ T10] process_backlog+0x101/0x620 [ 2159.823638][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2159.823638][ T10] net_rx_action+0x495/0xbe0 [ 2159.823638][ T10] __do_softirq+0x1b5/0x7f6 [ 2159.823638][ T10] [ 2159.826316][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.826316][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2159.826316][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2159.826316][ T10] fib6_nh_init+0xa22/0x1580 [ 2159.826316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.826316][ T10] ip6_route_add+0x1c/0x140 [ 2159.826316][ T10] inet6_rtm_newroute+0x104/0x110 [ 2159.826316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.826316][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.826316][ T10] netlink_unicast+0x449/0x710 [ 2159.826316][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.826316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.826316][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.826316][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.826316][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.826316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.826316][ T10] [ 2159.829349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.829349][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.829349][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.829349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.829349][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2159.829349][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2159.829349][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2159.829349][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2159.829349][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2159.829349][ T10] addrconf_dad_begin+0x310/0x670 [ 2159.829349][ T10] addrconf_dad_work+0x10b/0xab0 [ 2159.829349][ T10] process_one_work+0x84d/0x18a0 [ 2159.829349][ T10] worker_thread+0x587/0xd30 [ 2159.829349][ T10] kthread+0x28a/0x350 [ 2159.829349][ T10] ret_from_fork+0x31/0x70 [ 2159.829349][ T10] ret_from_fork_asm+0x1a/0x30 [ 2159.829349][ T10] [ 2159.832416][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.832416][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.832416][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.832416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.832416][ T10] ip6_route_add+0x1c/0x140 [ 2159.832416][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2159.832416][ T10] inet6_addr_add+0x4f8/0xa40 [ 2159.832416][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.832416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.832416][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.832416][ T10] netlink_unicast+0x449/0x710 [ 2159.832416][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.832416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.832416][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.832416][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.832416][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.832416][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.832416][ T10] [ 2159.835635][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.835635][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.835635][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.835635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.835635][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2159.835635][ T10] ipv6_add_addr+0x411/0x2000 [ 2159.835635][ T10] inet6_addr_add+0x30e/0xa40 [ 2159.835635][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.835635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.835635][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.835635][ T10] netlink_unicast+0x449/0x710 [ 2159.835635][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.835635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.835635][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.835635][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.835635][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.835635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.835635][ T10] [ 2159.838852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.838852][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.838852][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.838852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.838852][ T10] ip6_route_add+0x1c/0x140 [ 2159.838852][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2159.838852][ T10] addrconf_add_dev+0xe2/0x170 [ 2159.838852][ T10] inet6_addr_add+0x12f/0xa40 [ 2159.838852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.838852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.838852][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.838852][ T10] netlink_unicast+0x449/0x710 [ 2159.838852][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.838852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.838852][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.838852][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.838852][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.838852][ T10] [ 2159.842387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.842387][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2159.842387][ T10] ipv6_find_idev+0x102/0x170 [ 2159.842387][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.842387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.842387][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.842387][ T10] netlink_unicast+0x449/0x710 [ 2159.842387][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.842387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.842387][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.842387][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.842387][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.842387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.842387][ T10] [ 2159.845271][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2159.845271][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2159.845271][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2159.845271][ T10] ipv6_find_idev+0x102/0x170 [ 2159.845271][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.845271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.845271][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.845271][ T10] netlink_unicast+0x449/0x710 [ 2159.845271][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.845271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.845271][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.845271][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.845271][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.845271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.845271][ T10] [ 2159.848305][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2159.848696][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2159.848696][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.848696][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.848696][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.848696][ T10] ip6_route_add+0x1c/0x140 [ 2159.848696][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2159.848696][ T10] inet6_addr_add+0x4f8/0xa40 [ 2159.848696][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.848696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.848696][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.848696][ T10] netlink_unicast+0x449/0x710 [ 2159.848696][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.848696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.848696][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.848696][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.848696][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.848696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.848696][ T10] [ 2159.852262][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2159.852262][ T10] netdev_get_by_index+0x5e/0x80 [ 2159.852262][ T10] fib6_nh_init+0x3d8/0x1580 [ 2159.852262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2159.852262][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2159.852262][ T10] ipv6_add_addr+0x411/0x2000 [ 2159.852262][ T10] inet6_addr_add+0x30e/0xa40 [ 2159.852262][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2159.852262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.852262][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.852262][ T10] netlink_unicast+0x449/0x710 [ 2159.852262][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.852262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.852262][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.852262][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.852262][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.852262][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.852262][ T10] [ 2159.855921][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2159.855921][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2159.855921][ T10] ipv6_find_idev+0x102/0x170 [ 2159.855921][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.855921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.855921][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.855921][ T10] netlink_unicast+0x449/0x710 [ 2159.855921][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.855921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.855921][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.855921][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.855921][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.855921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.855921][ T10] [ 2159.858797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2159.858797][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2159.858797][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2159.858797][ T10] ipv6_find_idev+0x102/0x170 [ 2159.858797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2159.858797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2159.858797][ T10] netlink_rcv_skb+0x130/0x360 [ 2159.858797][ T10] netlink_unicast+0x449/0x710 [ 2159.858797][ T10] netlink_sendmsg+0x723/0xbe0 [ 2159.858797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2159.858797][ T10] ___sys_sendmsg+0xee/0x170 [ 2159.858797][ T10] __sys_sendmsg+0xcd/0x170 [ 2159.858797][ T10] do_syscall_64+0xc6/0x1e0 [ 2159.858797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2159.858797][ T10] [ 2170.102961][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2170.103465][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.103465][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2170.103465][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2170.103465][ T10] fib6_nh_init+0xa22/0x1580 [ 2170.103465][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.103465][ T10] ip6_route_add+0x1c/0x140 [ 2170.103465][ T10] inet6_rtm_newroute+0x104/0x110 [ 2170.103465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.103465][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.103465][ T10] netlink_unicast+0x449/0x710 [ 2170.103465][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.103465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.103465][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.103465][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.103465][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.103465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.103465][ T10] [ 2170.106492][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.106492][ T10] dst_init+0x84/0x4a0 [ 2170.106492][ T10] dst_alloc+0x97/0x150 [ 2170.106492][ T10] ip6_dst_alloc+0x23/0x90 [ 2170.106492][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2170.106492][ T10] ip6_pol_route+0x56f/0x840 [ 2170.106492][ T10] fib6_rule_lookup+0x456/0x630 [ 2170.106492][ T10] ip6_route_input+0x59c/0xa50 [ 2170.106492][ T10] ipv6_rcv+0x397/0x810 [ 2170.106492][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2170.106492][ T10] process_backlog+0x101/0x620 [ 2170.106492][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2170.106492][ T10] net_rx_action+0x495/0xbe0 [ 2170.106492][ T10] __do_softirq+0x1b5/0x7f6 [ 2170.106492][ T10] [ 2170.109146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.109146][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.109146][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.109146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.109146][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2170.109146][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2170.109146][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2170.109146][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2170.109146][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2170.109146][ T10] addrconf_dad_begin+0x310/0x670 [ 2170.109146][ T10] addrconf_dad_work+0x10b/0xab0 [ 2170.109146][ T10] process_one_work+0x84d/0x18a0 [ 2170.109146][ T10] worker_thread+0x587/0xd30 [ 2170.109146][ T10] kthread+0x28a/0x350 [ 2170.109146][ T10] ret_from_fork+0x31/0x70 [ 2170.109146][ T10] ret_from_fork_asm+0x1a/0x30 [ 2170.109146][ T10] [ 2170.112216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.112216][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.112216][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.112216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.112216][ T10] ip6_route_add+0x1c/0x140 [ 2170.112216][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2170.112216][ T10] inet6_addr_add+0x4f8/0xa40 [ 2170.112216][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.112216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.112216][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.112216][ T10] netlink_unicast+0x449/0x710 [ 2170.112216][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.112216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.112216][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.112216][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.112216][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.112216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.112216][ T10] [ 2170.115444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.115444][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.115444][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.115444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.115444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2170.115444][ T10] ipv6_add_addr+0x411/0x2000 [ 2170.115444][ T10] inet6_addr_add+0x30e/0xa40 [ 2170.115444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.115444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.115444][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.115444][ T10] netlink_unicast+0x449/0x710 [ 2170.115444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.115444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.115444][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.115444][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.115444][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.115444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.115444][ T10] [ 2170.118658][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.118658][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.118658][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.118658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.118658][ T10] ip6_route_add+0x1c/0x140 [ 2170.118658][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2170.118658][ T10] addrconf_add_dev+0xe2/0x170 [ 2170.118658][ T10] inet6_addr_add+0x12f/0xa40 [ 2170.118658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.118658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.118658][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.118658][ T10] netlink_unicast+0x449/0x710 [ 2170.118658][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.118658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.118658][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.118658][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.118658][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.118658][ T10] [ 2170.121818][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.121818][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2170.121818][ T10] ipv6_find_idev+0x102/0x170 [ 2170.121818][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.121818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.121818][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.121818][ T10] netlink_unicast+0x449/0x710 [ 2170.121818][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.121818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.121818][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.121818][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.121818][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.121818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.121818][ T10] [ 2170.124296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2170.124296][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2170.124296][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2170.124296][ T10] ipv6_find_idev+0x102/0x170 [ 2170.124296][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.124296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.124296][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.124296][ T10] netlink_unicast+0x449/0x710 [ 2170.124296][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.124296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.124296][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.124296][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.124296][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.124296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.124296][ T10] [ 2170.127055][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2170.127482][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2170.127482][ T10] dst_init+0x84/0x4a0 [ 2170.127482][ T10] dst_alloc+0x97/0x150 [ 2170.127482][ T10] ip6_dst_alloc+0x23/0x90 [ 2170.127482][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2170.127482][ T10] ip6_pol_route+0x56f/0x840 [ 2170.127482][ T10] fib6_rule_lookup+0x456/0x630 [ 2170.127482][ T10] ip6_route_input+0x59c/0xa50 [ 2170.127482][ T10] ipv6_rcv+0x397/0x810 [ 2170.127482][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2170.127482][ T10] process_backlog+0x101/0x620 [ 2170.127482][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2170.127482][ T10] net_rx_action+0x495/0xbe0 [ 2170.127482][ T10] __do_softirq+0x1b5/0x7f6 [ 2170.127482][ T10] [ 2170.130105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.130105][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2170.130105][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2170.130105][ T10] fib6_nh_init+0xa22/0x1580 [ 2170.130105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.130105][ T10] ip6_route_add+0x1c/0x140 [ 2170.130105][ T10] inet6_rtm_newroute+0x104/0x110 [ 2170.130105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.130105][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.130105][ T10] netlink_unicast+0x449/0x710 [ 2170.130105][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.130105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.130105][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.130105][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.130105][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.130105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.130105][ T10] [ 2170.133133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.133133][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.133133][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.133133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.133133][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2170.133133][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2170.133133][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2170.133133][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2170.133133][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2170.133133][ T10] addrconf_dad_begin+0x310/0x670 [ 2170.133133][ T10] addrconf_dad_work+0x10b/0xab0 [ 2170.133133][ T10] process_one_work+0x84d/0x18a0 [ 2170.133133][ T10] worker_thread+0x587/0xd30 [ 2170.133133][ T10] kthread+0x28a/0x350 [ 2170.133133][ T10] ret_from_fork+0x31/0x70 [ 2170.133133][ T10] ret_from_fork_asm+0x1a/0x30 [ 2170.133133][ T10] [ 2170.136202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.136202][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.136202][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.136202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.136202][ T10] ip6_route_add+0x1c/0x140 [ 2170.136202][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2170.136202][ T10] inet6_addr_add+0x4f8/0xa40 [ 2170.136202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.136202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.136202][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.136202][ T10] netlink_unicast+0x449/0x710 [ 2170.136202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.136202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.136202][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.136202][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.136202][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.136202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.136202][ T10] [ 2170.139418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.139418][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.139418][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.139418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.139418][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2170.139418][ T10] ipv6_add_addr+0x411/0x2000 [ 2170.139418][ T10] inet6_addr_add+0x30e/0xa40 [ 2170.139418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.139418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.139418][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.139418][ T10] netlink_unicast+0x449/0x710 [ 2170.139418][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.139418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.139418][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.139418][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.139418][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.139418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.139418][ T10] [ 2170.142620][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.142620][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.142620][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.142620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.142620][ T10] ip6_route_add+0x1c/0x140 [ 2170.142620][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2170.142620][ T10] addrconf_add_dev+0xe2/0x170 [ 2170.142620][ T10] inet6_addr_add+0x12f/0xa40 [ 2170.142620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.142620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.142620][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.142620][ T10] netlink_unicast+0x449/0x710 [ 2170.142620][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.142620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.142620][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.142620][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.142620][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.142620][ T10] [ 2170.146137][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.146137][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2170.146137][ T10] ipv6_find_idev+0x102/0x170 [ 2170.146137][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.146137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.146137][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.146137][ T10] netlink_unicast+0x449/0x710 [ 2170.146137][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.146137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.146137][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.146137][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.146137][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.146137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.146137][ T10] [ 2170.148826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2170.148826][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2170.148826][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2170.148826][ T10] ipv6_find_idev+0x102/0x170 [ 2170.148826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.148826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.148826][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.148826][ T10] netlink_unicast+0x449/0x710 [ 2170.148826][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.148826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.148826][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.148826][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.148826][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.148826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.148826][ T10] [ 2170.151879][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2170.152266][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2170.152266][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.152266][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.152266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.152266][ T10] ip6_route_add+0x1c/0x140 [ 2170.152266][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2170.152266][ T10] inet6_addr_add+0x4f8/0xa40 [ 2170.152266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.152266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.152266][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.152266][ T10] netlink_unicast+0x449/0x710 [ 2170.152266][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.152266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.152266][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.152266][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.152266][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.152266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.152266][ T10] [ 2170.155961][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2170.155961][ T10] netdev_get_by_index+0x5e/0x80 [ 2170.155961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2170.155961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2170.155961][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2170.155961][ T10] ipv6_add_addr+0x411/0x2000 [ 2170.155961][ T10] inet6_addr_add+0x30e/0xa40 [ 2170.155961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2170.155961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.155961][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.155961][ T10] netlink_unicast+0x449/0x710 [ 2170.155961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.155961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.155961][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.155961][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.155961][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.155961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.155961][ T10] [ 2170.159620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2170.159620][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2170.159620][ T10] ipv6_find_idev+0x102/0x170 [ 2170.159620][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.159620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.159620][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.159620][ T10] netlink_unicast+0x449/0x710 [ 2170.159620][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.159620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.159620][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.159620][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.159620][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.159620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.159620][ T10] [ 2170.162434][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2170.162434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2170.162434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2170.162434][ T10] ipv6_find_idev+0x102/0x170 [ 2170.162434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2170.162434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2170.162434][ T10] netlink_rcv_skb+0x130/0x360 [ 2170.162434][ T10] netlink_unicast+0x449/0x710 [ 2170.162434][ T10] netlink_sendmsg+0x723/0xbe0 [ 2170.162434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2170.162434][ T10] ___sys_sendmsg+0xee/0x170 [ 2170.162434][ T10] __sys_sendmsg+0xcd/0x170 [ 2170.162434][ T10] do_syscall_64+0xc6/0x1e0 [ 2170.162434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2170.162434][ T10] [ 2180.215004][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2180.215428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.215428][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2180.215428][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2180.215428][ T10] fib6_nh_init+0xa22/0x1580 [ 2180.215428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.215428][ T10] ip6_route_add+0x1c/0x140 [ 2180.215428][ T10] inet6_rtm_newroute+0x104/0x110 [ 2180.215428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.215428][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.215428][ T10] netlink_unicast+0x449/0x710 [ 2180.215428][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.215428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.215428][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.215428][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.215428][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.215428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.215428][ T10] [ 2180.217362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.217362][ T10] dst_init+0x84/0x4a0 [ 2180.217362][ T10] dst_alloc+0x97/0x150 [ 2180.217362][ T10] ip6_dst_alloc+0x23/0x90 [ 2180.217362][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2180.217362][ T10] ip6_pol_route+0x56f/0x840 [ 2180.217362][ T10] fib6_rule_lookup+0x456/0x630 [ 2180.217362][ T10] ip6_route_input+0x59c/0xa50 [ 2180.217362][ T10] ipv6_rcv+0x397/0x810 [ 2180.217362][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2180.217362][ T10] process_backlog+0x101/0x620 [ 2180.217362][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2180.217362][ T10] net_rx_action+0x495/0xbe0 [ 2180.217362][ T10] __do_softirq+0x1b5/0x7f6 [ 2180.217362][ T10] [ 2180.219045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.219045][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.219045][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.219045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.219045][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2180.219045][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2180.219045][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2180.219045][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2180.219045][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2180.219045][ T10] addrconf_dad_begin+0x310/0x670 [ 2180.219045][ T10] addrconf_dad_work+0x10b/0xab0 [ 2180.219045][ T10] process_one_work+0x84d/0x18a0 [ 2180.219045][ T10] worker_thread+0x587/0xd30 [ 2180.219045][ T10] kthread+0x28a/0x350 [ 2180.219045][ T10] ret_from_fork+0x31/0x70 [ 2180.219045][ T10] ret_from_fork_asm+0x1a/0x30 [ 2180.219045][ T10] [ 2180.221002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.221002][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.221002][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.221002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.221002][ T10] ip6_route_add+0x1c/0x140 [ 2180.221002][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2180.221002][ T10] inet6_addr_add+0x4f8/0xa40 [ 2180.221002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.221002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.221002][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.221002][ T10] netlink_unicast+0x449/0x710 [ 2180.221002][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.221002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.221002][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.221002][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.221002][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.221002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.221002][ T10] [ 2180.223038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.223038][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.223038][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.223038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.223038][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2180.223038][ T10] ipv6_add_addr+0x411/0x2000 [ 2180.223038][ T10] inet6_addr_add+0x30e/0xa40 [ 2180.223038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.223038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.223038][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.223038][ T10] netlink_unicast+0x449/0x710 [ 2180.223038][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.223038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.223038][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.223038][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.223038][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.223038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.223038][ T10] [ 2180.225097][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.225097][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.225097][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.225097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.225097][ T10] ip6_route_add+0x1c/0x140 [ 2180.225097][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2180.225097][ T10] addrconf_add_dev+0xe2/0x170 [ 2180.225097][ T10] inet6_addr_add+0x12f/0xa40 [ 2180.225097][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.225097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.225097][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.225097][ T10] netlink_unicast+0x449/0x710 [ 2180.225097][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.225097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.225097][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.225097][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.225097][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.225097][ T10] [ 2180.227102][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.227102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2180.227102][ T10] ipv6_find_idev+0x102/0x170 [ 2180.227102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.227102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.227102][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.227102][ T10] netlink_unicast+0x449/0x710 [ 2180.227102][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.227102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.227102][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.227102][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.227102][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.227102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.227102][ T10] [ 2180.228680][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2180.228680][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2180.228680][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2180.228680][ T10] ipv6_find_idev+0x102/0x170 [ 2180.228680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.228680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.228680][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.228680][ T10] netlink_unicast+0x449/0x710 [ 2180.228680][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.228680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.228680][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.228680][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.228680][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.228680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.228680][ T10] [ 2180.230447][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2180.230734][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2180.230734][ T10] dst_init+0x84/0x4a0 [ 2180.230734][ T10] dst_alloc+0x97/0x150 [ 2180.230734][ T10] ip6_dst_alloc+0x23/0x90 [ 2180.230734][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2180.230734][ T10] ip6_pol_route+0x56f/0x840 [ 2180.230734][ T10] fib6_rule_lookup+0x456/0x630 [ 2180.230734][ T10] ip6_route_input+0x59c/0xa50 [ 2180.230734][ T10] ipv6_rcv+0x397/0x810 [ 2180.230734][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2180.230734][ T10] process_backlog+0x101/0x620 [ 2180.230734][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2180.230734][ T10] net_rx_action+0x495/0xbe0 [ 2180.230734][ T10] __do_softirq+0x1b5/0x7f6 [ 2180.230734][ T10] [ 2180.232409][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.232409][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2180.232409][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2180.232409][ T10] fib6_nh_init+0xa22/0x1580 [ 2180.232409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.232409][ T10] ip6_route_add+0x1c/0x140 [ 2180.232409][ T10] inet6_rtm_newroute+0x104/0x110 [ 2180.232409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.232409][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.232409][ T10] netlink_unicast+0x449/0x710 [ 2180.232409][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.232409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.232409][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.232409][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.232409][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.232409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.232409][ T10] [ 2180.234327][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.234327][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.234327][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.234327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.234327][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2180.234327][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2180.234327][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2180.234327][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2180.234327][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2180.234327][ T10] addrconf_dad_begin+0x310/0x670 [ 2180.234327][ T10] addrconf_dad_work+0x10b/0xab0 [ 2180.234327][ T10] process_one_work+0x84d/0x18a0 [ 2180.234327][ T10] worker_thread+0x587/0xd30 [ 2180.234327][ T10] kthread+0x28a/0x350 [ 2180.234327][ T10] ret_from_fork+0x31/0x70 [ 2180.234327][ T10] ret_from_fork_asm+0x1a/0x30 [ 2180.234327][ T10] [ 2180.236273][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.236273][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.236273][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.236273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.236273][ T10] ip6_route_add+0x1c/0x140 [ 2180.236273][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2180.236273][ T10] inet6_addr_add+0x4f8/0xa40 [ 2180.236273][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.236273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.236273][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.236273][ T10] netlink_unicast+0x449/0x710 [ 2180.236273][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.236273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.236273][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.236273][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.236273][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.236273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.236273][ T10] [ 2180.238312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.238312][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.238312][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.238312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.238312][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2180.238312][ T10] ipv6_add_addr+0x411/0x2000 [ 2180.238312][ T10] inet6_addr_add+0x30e/0xa40 [ 2180.238312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.238312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.238312][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.238312][ T10] netlink_unicast+0x449/0x710 [ 2180.238312][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.238312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.238312][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.238312][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.238312][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.238312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.238312][ T10] [ 2180.240352][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.240352][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.240352][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.240352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.240352][ T10] ip6_route_add+0x1c/0x140 [ 2180.240352][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2180.240352][ T10] addrconf_add_dev+0xe2/0x170 [ 2180.240352][ T10] inet6_addr_add+0x12f/0xa40 [ 2180.240352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.240352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.240352][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.240352][ T10] netlink_unicast+0x449/0x710 [ 2180.240352][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.240352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.240352][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.240352][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.240352][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.240352][ T10] [ 2180.242468][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.242468][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2180.242468][ T10] ipv6_find_idev+0x102/0x170 [ 2180.242468][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.242468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.242468][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.242468][ T10] netlink_unicast+0x449/0x710 [ 2180.242468][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.242468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.242468][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.242468][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.242468][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.242468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.242468][ T10] [ 2180.244270][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2180.244270][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2180.244270][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2180.244270][ T10] ipv6_find_idev+0x102/0x170 [ 2180.244270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.244270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.244270][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.244270][ T10] netlink_unicast+0x449/0x710 [ 2180.244270][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.244270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.244270][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.244270][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.244270][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.244270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.244270][ T10] [ 2180.246231][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2180.246505][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2180.246505][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.246505][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.246505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.246505][ T10] ip6_route_add+0x1c/0x140 [ 2180.246505][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2180.246505][ T10] inet6_addr_add+0x4f8/0xa40 [ 2180.246505][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.246505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.246505][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.246505][ T10] netlink_unicast+0x449/0x710 [ 2180.246505][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.246505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.246505][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.246505][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.246505][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.246505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.246505][ T10] [ 2180.249315][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2180.249315][ T10] netdev_get_by_index+0x5e/0x80 [ 2180.249315][ T10] fib6_nh_init+0x3d8/0x1580 [ 2180.249315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2180.249315][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2180.249315][ T10] ipv6_add_addr+0x411/0x2000 [ 2180.249315][ T10] inet6_addr_add+0x30e/0xa40 [ 2180.249315][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2180.249315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.249315][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.249315][ T10] netlink_unicast+0x449/0x710 [ 2180.249315][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.249315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.249315][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.249315][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.249315][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.249315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.249315][ T10] [ 2180.251582][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2180.251582][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2180.251582][ T10] ipv6_find_idev+0x102/0x170 [ 2180.251582][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.251582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.251582][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.251582][ T10] netlink_unicast+0x449/0x710 [ 2180.251582][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.251582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.251582][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.251582][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.251582][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.251582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.251582][ T10] [ 2180.253383][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2180.253383][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2180.253383][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2180.253383][ T10] ipv6_find_idev+0x102/0x170 [ 2180.253383][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2180.253383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2180.253383][ T10] netlink_rcv_skb+0x130/0x360 [ 2180.253383][ T10] netlink_unicast+0x449/0x710 [ 2180.253383][ T10] netlink_sendmsg+0x723/0xbe0 [ 2180.253383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2180.253383][ T10] ___sys_sendmsg+0xee/0x170 [ 2180.253383][ T10] __sys_sendmsg+0xcd/0x170 [ 2180.253383][ T10] do_syscall_64+0xc6/0x1e0 [ 2180.253383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2180.253383][ T10] [ 2190.494887][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2190.495304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.495304][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2190.495304][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2190.495304][ T10] fib6_nh_init+0xa22/0x1580 [ 2190.495304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.495304][ T10] ip6_route_add+0x1c/0x140 [ 2190.495304][ T10] inet6_rtm_newroute+0x104/0x110 [ 2190.495304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.495304][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.495304][ T10] netlink_unicast+0x449/0x710 [ 2190.495304][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.495304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.495304][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.495304][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.495304][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.495304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.495304][ T10] [ 2190.497250][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.497250][ T10] dst_init+0x84/0x4a0 [ 2190.497250][ T10] dst_alloc+0x97/0x150 [ 2190.497250][ T10] ip6_dst_alloc+0x23/0x90 [ 2190.497250][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2190.497250][ T10] ip6_pol_route+0x56f/0x840 [ 2190.497250][ T10] fib6_rule_lookup+0x456/0x630 [ 2190.497250][ T10] ip6_route_input+0x59c/0xa50 [ 2190.497250][ T10] ipv6_rcv+0x397/0x810 [ 2190.497250][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2190.497250][ T10] process_backlog+0x101/0x620 [ 2190.497250][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2190.497250][ T10] net_rx_action+0x495/0xbe0 [ 2190.497250][ T10] __do_softirq+0x1b5/0x7f6 [ 2190.497250][ T10] [ 2190.498927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.498927][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.498927][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.498927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.498927][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2190.498927][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2190.498927][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2190.498927][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2190.498927][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2190.498927][ T10] addrconf_dad_begin+0x310/0x670 [ 2190.498927][ T10] addrconf_dad_work+0x10b/0xab0 [ 2190.498927][ T10] process_one_work+0x84d/0x18a0 [ 2190.498927][ T10] worker_thread+0x587/0xd30 [ 2190.498927][ T10] kthread+0x28a/0x350 [ 2190.498927][ T10] ret_from_fork+0x31/0x70 [ 2190.498927][ T10] ret_from_fork_asm+0x1a/0x30 [ 2190.498927][ T10] [ 2190.500872][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.500872][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.500872][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.500872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.500872][ T10] ip6_route_add+0x1c/0x140 [ 2190.500872][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2190.500872][ T10] inet6_addr_add+0x4f8/0xa40 [ 2190.500872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.500872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.500872][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.500872][ T10] netlink_unicast+0x449/0x710 [ 2190.500872][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.500872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.500872][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.500872][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.500872][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.500872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.500872][ T10] [ 2190.502920][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.502920][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.502920][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.502920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.502920][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2190.502920][ T10] ipv6_add_addr+0x411/0x2000 [ 2190.502920][ T10] inet6_addr_add+0x30e/0xa40 [ 2190.502920][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.502920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.502920][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.502920][ T10] netlink_unicast+0x449/0x710 [ 2190.502920][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.502920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.502920][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.502920][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.502920][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.502920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.502920][ T10] [ 2190.505370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.505370][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.505370][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.505370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.505370][ T10] ip6_route_add+0x1c/0x140 [ 2190.505370][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2190.505370][ T10] addrconf_add_dev+0xe2/0x170 [ 2190.505370][ T10] inet6_addr_add+0x12f/0xa40 [ 2190.505370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.505370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.505370][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.505370][ T10] netlink_unicast+0x449/0x710 [ 2190.505370][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.505370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.505370][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.505370][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.505370][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.505370][ T10] [ 2190.507363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.507363][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2190.507363][ T10] ipv6_find_idev+0x102/0x170 [ 2190.507363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.507363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.507363][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.507363][ T10] netlink_unicast+0x449/0x710 [ 2190.507363][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.507363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.507363][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.507363][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.507363][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.507363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.507363][ T10] [ 2190.508927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2190.508927][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2190.508927][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2190.508927][ T10] ipv6_find_idev+0x102/0x170 [ 2190.508927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.508927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.508927][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.508927][ T10] netlink_unicast+0x449/0x710 [ 2190.508927][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.508927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.508927][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.508927][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.508927][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.508927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.508927][ T10] [ 2190.510670][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2190.510977][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2190.510977][ T10] dst_init+0x84/0x4a0 [ 2190.510977][ T10] dst_alloc+0x97/0x150 [ 2190.510977][ T10] ip6_dst_alloc+0x23/0x90 [ 2190.510977][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2190.510977][ T10] ip6_pol_route+0x56f/0x840 [ 2190.510977][ T10] fib6_rule_lookup+0x456/0x630 [ 2190.510977][ T10] ip6_route_input+0x59c/0xa50 [ 2190.510977][ T10] ipv6_rcv+0x397/0x810 [ 2190.510977][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2190.510977][ T10] process_backlog+0x101/0x620 [ 2190.510977][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2190.510977][ T10] net_rx_action+0x495/0xbe0 [ 2190.510977][ T10] __do_softirq+0x1b5/0x7f6 [ 2190.510977][ T10] [ 2190.512649][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.512649][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2190.512649][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2190.512649][ T10] fib6_nh_init+0xa22/0x1580 [ 2190.512649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.512649][ T10] ip6_route_add+0x1c/0x140 [ 2190.512649][ T10] inet6_rtm_newroute+0x104/0x110 [ 2190.512649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.512649][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.512649][ T10] netlink_unicast+0x449/0x710 [ 2190.512649][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.512649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.512649][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.512649][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.512649][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.512649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.512649][ T10] [ 2190.514559][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.514559][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.514559][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.514559][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.514559][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2190.514559][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2190.514559][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2190.514559][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2190.514559][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2190.514559][ T10] addrconf_dad_begin+0x310/0x670 [ 2190.514559][ T10] addrconf_dad_work+0x10b/0xab0 [ 2190.514559][ T10] process_one_work+0x84d/0x18a0 [ 2190.514559][ T10] worker_thread+0x587/0xd30 [ 2190.514559][ T10] kthread+0x28a/0x350 [ 2190.514559][ T10] ret_from_fork+0x31/0x70 [ 2190.514559][ T10] ret_from_fork_asm+0x1a/0x30 [ 2190.514559][ T10] [ 2190.516519][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.516519][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.516519][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.516519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.516519][ T10] ip6_route_add+0x1c/0x140 [ 2190.516519][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2190.516519][ T10] inet6_addr_add+0x4f8/0xa40 [ 2190.516519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.516519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.516519][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.516519][ T10] netlink_unicast+0x449/0x710 [ 2190.516519][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.516519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.516519][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.516519][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.516519][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.516519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.516519][ T10] [ 2190.518556][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.518556][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.518556][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.518556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.518556][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2190.518556][ T10] ipv6_add_addr+0x411/0x2000 [ 2190.518556][ T10] inet6_addr_add+0x30e/0xa40 [ 2190.518556][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.518556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.518556][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.518556][ T10] netlink_unicast+0x449/0x710 [ 2190.518556][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.518556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.518556][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.518556][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.518556][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.518556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.518556][ T10] [ 2190.520597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.520597][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.520597][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.520597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.520597][ T10] ip6_route_add+0x1c/0x140 [ 2190.520597][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2190.520597][ T10] addrconf_add_dev+0xe2/0x170 [ 2190.520597][ T10] inet6_addr_add+0x12f/0xa40 [ 2190.520597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.520597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.520597][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.520597][ T10] netlink_unicast+0x449/0x710 [ 2190.520597][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.520597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.520597][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.520597][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.520597][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.520597][ T10] [ 2190.522709][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.522709][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2190.522709][ T10] ipv6_find_idev+0x102/0x170 [ 2190.522709][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.522709][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.522709][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.522709][ T10] netlink_unicast+0x449/0x710 [ 2190.522709][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.522709][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.522709][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.522709][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.522709][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.522709][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.522709][ T10] [ 2190.524455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2190.524455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2190.524455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2190.524455][ T10] ipv6_find_idev+0x102/0x170 [ 2190.524455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.524455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.524455][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.524455][ T10] netlink_unicast+0x449/0x710 [ 2190.524455][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.524455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.524455][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.524455][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.524455][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.524455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.524455][ T10] [ 2190.526490][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2190.526733][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2190.526733][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.526733][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.526733][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.526733][ T10] ip6_route_add+0x1c/0x140 [ 2190.526733][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2190.526733][ T10] inet6_addr_add+0x4f8/0xa40 [ 2190.526733][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.526733][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.526733][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.526733][ T10] netlink_unicast+0x449/0x710 [ 2190.526733][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.526733][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.526733][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.526733][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.526733][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.526733][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.526733][ T10] [ 2190.529016][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2190.529016][ T10] netdev_get_by_index+0x5e/0x80 [ 2190.529016][ T10] fib6_nh_init+0x3d8/0x1580 [ 2190.529016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2190.529016][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2190.529016][ T10] ipv6_add_addr+0x411/0x2000 [ 2190.529016][ T10] inet6_addr_add+0x30e/0xa40 [ 2190.529016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2190.529016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.529016][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.529016][ T10] netlink_unicast+0x449/0x710 [ 2190.529016][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.529016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.529016][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.529016][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.529016][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.529016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.529016][ T10] [ 2190.531294][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2190.531294][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2190.531294][ T10] ipv6_find_idev+0x102/0x170 [ 2190.531294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.531294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.531294][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.531294][ T10] netlink_unicast+0x449/0x710 [ 2190.531294][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.531294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.531294][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.531294][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.531294][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.531294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.531294][ T10] [ 2190.533035][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2190.533035][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2190.533035][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2190.533035][ T10] ipv6_find_idev+0x102/0x170 [ 2190.533035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2190.533035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2190.533035][ T10] netlink_rcv_skb+0x130/0x360 [ 2190.533035][ T10] netlink_unicast+0x449/0x710 [ 2190.533035][ T10] netlink_sendmsg+0x723/0xbe0 [ 2190.533035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2190.533035][ T10] ___sys_sendmsg+0xee/0x170 [ 2190.533035][ T10] __sys_sendmsg+0xcd/0x170 [ 2190.533035][ T10] do_syscall_64+0xc6/0x1e0 [ 2190.533035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2190.533035][ T10] [ 2200.775007][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2200.775445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.775445][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2200.775445][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2200.775445][ T10] fib6_nh_init+0xa22/0x1580 [ 2200.775445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.775445][ T10] ip6_route_add+0x1c/0x140 [ 2200.775445][ T10] inet6_rtm_newroute+0x104/0x110 [ 2200.775445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.775445][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.775445][ T10] netlink_unicast+0x449/0x710 [ 2200.775445][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.775445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.775445][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.775445][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.775445][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.775445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.775445][ T10] [ 2200.777372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.777372][ T10] dst_init+0x84/0x4a0 [ 2200.777372][ T10] dst_alloc+0x97/0x150 [ 2200.777372][ T10] ip6_dst_alloc+0x23/0x90 [ 2200.777372][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2200.777372][ T10] ip6_pol_route+0x56f/0x840 [ 2200.777372][ T10] fib6_rule_lookup+0x456/0x630 [ 2200.777372][ T10] ip6_route_input+0x59c/0xa50 [ 2200.777372][ T10] ipv6_rcv+0x397/0x810 [ 2200.777372][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2200.777372][ T10] process_backlog+0x101/0x620 [ 2200.777372][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2200.777372][ T10] net_rx_action+0x495/0xbe0 [ 2200.777372][ T10] __do_softirq+0x1b5/0x7f6 [ 2200.777372][ T10] [ 2200.779059][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.779059][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.779059][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.779059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.779059][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2200.779059][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2200.779059][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2200.779059][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2200.779059][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2200.779059][ T10] addrconf_dad_begin+0x310/0x670 [ 2200.779059][ T10] addrconf_dad_work+0x10b/0xab0 [ 2200.779059][ T10] process_one_work+0x84d/0x18a0 [ 2200.779059][ T10] worker_thread+0x587/0xd30 [ 2200.779059][ T10] kthread+0x28a/0x350 [ 2200.779059][ T10] ret_from_fork+0x31/0x70 [ 2200.779059][ T10] ret_from_fork_asm+0x1a/0x30 [ 2200.779059][ T10] [ 2200.781025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.781025][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.781025][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.781025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.781025][ T10] ip6_route_add+0x1c/0x140 [ 2200.781025][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2200.781025][ T10] inet6_addr_add+0x4f8/0xa40 [ 2200.781025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.781025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.781025][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.781025][ T10] netlink_unicast+0x449/0x710 [ 2200.781025][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.781025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.781025][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.781025][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.781025][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.781025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.781025][ T10] [ 2200.783053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.783053][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.783053][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.783053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.783053][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2200.783053][ T10] ipv6_add_addr+0x411/0x2000 [ 2200.783053][ T10] inet6_addr_add+0x30e/0xa40 [ 2200.783053][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.783053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.783053][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.783053][ T10] netlink_unicast+0x449/0x710 [ 2200.783053][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.783053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.783053][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.783053][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.783053][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.783053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.783053][ T10] [ 2200.785115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.785115][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.785115][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.785115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.785115][ T10] ip6_route_add+0x1c/0x140 [ 2200.785115][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2200.785115][ T10] addrconf_add_dev+0xe2/0x170 [ 2200.785115][ T10] inet6_addr_add+0x12f/0xa40 [ 2200.785115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.785115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.785115][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.785115][ T10] netlink_unicast+0x449/0x710 [ 2200.785115][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.785115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.785115][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.785115][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.785115][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.785115][ T10] [ 2200.787122][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.787122][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2200.787122][ T10] ipv6_find_idev+0x102/0x170 [ 2200.787122][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.787122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.787122][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.787122][ T10] netlink_unicast+0x449/0x710 [ 2200.787122][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.787122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.787122][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.787122][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.787122][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.787122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.787122][ T10] [ 2200.788691][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2200.788691][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2200.788691][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2200.788691][ T10] ipv6_find_idev+0x102/0x170 [ 2200.788691][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.788691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.788691][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.788691][ T10] netlink_unicast+0x449/0x710 [ 2200.788691][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.788691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.788691][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.788691][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.788691][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.788691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.788691][ T10] [ 2200.790439][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2200.790720][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2200.790720][ T10] dst_init+0x84/0x4a0 [ 2200.790720][ T10] dst_alloc+0x97/0x150 [ 2200.790720][ T10] ip6_dst_alloc+0x23/0x90 [ 2200.790720][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2200.790720][ T10] ip6_pol_route+0x56f/0x840 [ 2200.790720][ T10] fib6_rule_lookup+0x456/0x630 [ 2200.790720][ T10] ip6_route_input+0x59c/0xa50 [ 2200.790720][ T10] ipv6_rcv+0x397/0x810 [ 2200.790720][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2200.790720][ T10] process_backlog+0x101/0x620 [ 2200.790720][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2200.790720][ T10] net_rx_action+0x495/0xbe0 [ 2200.790720][ T10] __do_softirq+0x1b5/0x7f6 [ 2200.790720][ T10] [ 2200.792385][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.792385][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2200.792385][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2200.792385][ T10] fib6_nh_init+0xa22/0x1580 [ 2200.792385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.792385][ T10] ip6_route_add+0x1c/0x140 [ 2200.792385][ T10] inet6_rtm_newroute+0x104/0x110 [ 2200.792385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.792385][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.792385][ T10] netlink_unicast+0x449/0x710 [ 2200.792385][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.792385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.792385][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.792385][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.792385][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.792385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.792385][ T10] [ 2200.794289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.794289][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.794289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.794289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.794289][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2200.794289][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2200.794289][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2200.794289][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2200.794289][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2200.794289][ T10] addrconf_dad_begin+0x310/0x670 [ 2200.794289][ T10] addrconf_dad_work+0x10b/0xab0 [ 2200.794289][ T10] process_one_work+0x84d/0x18a0 [ 2200.794289][ T10] worker_thread+0x587/0xd30 [ 2200.794289][ T10] kthread+0x28a/0x350 [ 2200.794289][ T10] ret_from_fork+0x31/0x70 [ 2200.794289][ T10] ret_from_fork_asm+0x1a/0x30 [ 2200.794289][ T10] [ 2200.796251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.796251][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.796251][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.796251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.796251][ T10] ip6_route_add+0x1c/0x140 [ 2200.796251][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2200.796251][ T10] inet6_addr_add+0x4f8/0xa40 [ 2200.796251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.796251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.796251][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.796251][ T10] netlink_unicast+0x449/0x710 [ 2200.796251][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.796251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.796251][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.796251][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.796251][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.796251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.796251][ T10] [ 2200.798288][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.798288][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.798288][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.798288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.798288][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2200.798288][ T10] ipv6_add_addr+0x411/0x2000 [ 2200.798288][ T10] inet6_addr_add+0x30e/0xa40 [ 2200.798288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.798288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.798288][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.798288][ T10] netlink_unicast+0x449/0x710 [ 2200.798288][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.798288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.798288][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.798288][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.798288][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.798288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.798288][ T10] [ 2200.800320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.800320][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.800320][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.800320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.800320][ T10] ip6_route_add+0x1c/0x140 [ 2200.800320][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2200.800320][ T10] addrconf_add_dev+0xe2/0x170 [ 2200.800320][ T10] inet6_addr_add+0x12f/0xa40 [ 2200.800320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.800320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.800320][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.800320][ T10] netlink_unicast+0x449/0x710 [ 2200.800320][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.800320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.800320][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.800320][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.800320][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.800320][ T10] [ 2200.802467][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.802467][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2200.802467][ T10] ipv6_find_idev+0x102/0x170 [ 2200.802467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.802467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.802467][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.802467][ T10] netlink_unicast+0x449/0x710 [ 2200.802467][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.802467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.802467][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.802467][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.802467][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.802467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.802467][ T10] [ 2200.804263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2200.804263][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2200.804263][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2200.804263][ T10] ipv6_find_idev+0x102/0x170 [ 2200.804263][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.804263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.804263][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.804263][ T10] netlink_unicast+0x449/0x710 [ 2200.804263][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.804263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.804263][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.804263][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.804263][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.804263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.804263][ T10] [ 2200.806236][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2200.806477][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2200.806477][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.806477][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.806477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.806477][ T10] ip6_route_add+0x1c/0x140 [ 2200.806477][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2200.806477][ T10] inet6_addr_add+0x4f8/0xa40 [ 2200.806477][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.806477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.806477][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.806477][ T10] netlink_unicast+0x449/0x710 [ 2200.806477][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.806477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.806477][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.806477][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.806477][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.806477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.806477][ T10] [ 2200.808762][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2200.808762][ T10] netdev_get_by_index+0x5e/0x80 [ 2200.808762][ T10] fib6_nh_init+0x3d8/0x1580 [ 2200.808762][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2200.808762][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2200.808762][ T10] ipv6_add_addr+0x411/0x2000 [ 2200.808762][ T10] inet6_addr_add+0x30e/0xa40 [ 2200.808762][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2200.808762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.808762][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.808762][ T10] netlink_unicast+0x449/0x710 [ 2200.808762][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.808762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.808762][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.808762][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.808762][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.808762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.808762][ T10] [ 2200.811032][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2200.811032][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2200.811032][ T10] ipv6_find_idev+0x102/0x170 [ 2200.811032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.811032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.811032][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.811032][ T10] netlink_unicast+0x449/0x710 [ 2200.811032][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.811032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.811032][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.811032][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.811032][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.811032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.811032][ T10] [ 2200.813366][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2200.813366][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2200.813366][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2200.813366][ T10] ipv6_find_idev+0x102/0x170 [ 2200.813366][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2200.813366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2200.813366][ T10] netlink_rcv_skb+0x130/0x360 [ 2200.813366][ T10] netlink_unicast+0x449/0x710 [ 2200.813366][ T10] netlink_sendmsg+0x723/0xbe0 [ 2200.813366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2200.813366][ T10] ___sys_sendmsg+0xee/0x170 [ 2200.813366][ T10] __sys_sendmsg+0xcd/0x170 [ 2200.813366][ T10] do_syscall_64+0xc6/0x1e0 [ 2200.813366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2200.813366][ T10] [ 2211.054944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2211.055364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.055364][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2211.055364][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2211.055364][ T10] fib6_nh_init+0xa22/0x1580 [ 2211.055364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.055364][ T10] ip6_route_add+0x1c/0x140 [ 2211.055364][ T10] inet6_rtm_newroute+0x104/0x110 [ 2211.055364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.055364][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.055364][ T10] netlink_unicast+0x449/0x710 [ 2211.055364][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.055364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.055364][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.055364][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.055364][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.055364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.055364][ T10] [ 2211.057303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.057303][ T10] dst_init+0x84/0x4a0 [ 2211.057303][ T10] dst_alloc+0x97/0x150 [ 2211.057303][ T10] ip6_dst_alloc+0x23/0x90 [ 2211.057303][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2211.057303][ T10] ip6_pol_route+0x56f/0x840 [ 2211.057303][ T10] fib6_rule_lookup+0x456/0x630 [ 2211.057303][ T10] ip6_route_input+0x59c/0xa50 [ 2211.057303][ T10] ipv6_rcv+0x397/0x810 [ 2211.057303][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2211.057303][ T10] process_backlog+0x101/0x620 [ 2211.057303][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2211.057303][ T10] net_rx_action+0x495/0xbe0 [ 2211.057303][ T10] __do_softirq+0x1b5/0x7f6 [ 2211.057303][ T10] [ 2211.058998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.058998][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.058998][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.058998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.058998][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2211.058998][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2211.058998][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2211.058998][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2211.058998][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2211.058998][ T10] addrconf_dad_begin+0x310/0x670 [ 2211.058998][ T10] addrconf_dad_work+0x10b/0xab0 [ 2211.058998][ T10] process_one_work+0x84d/0x18a0 [ 2211.058998][ T10] worker_thread+0x587/0xd30 [ 2211.058998][ T10] kthread+0x28a/0x350 [ 2211.058998][ T10] ret_from_fork+0x31/0x70 [ 2211.058998][ T10] ret_from_fork_asm+0x1a/0x30 [ 2211.058998][ T10] [ 2211.061132][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.061132][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.061132][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.061132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.061132][ T10] ip6_route_add+0x1c/0x140 [ 2211.061132][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2211.061132][ T10] inet6_addr_add+0x4f8/0xa40 [ 2211.061132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.061132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.061132][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.061132][ T10] netlink_unicast+0x449/0x710 [ 2211.061132][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.061132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.061132][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.061132][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.061132][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.061132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.061132][ T10] [ 2211.063257][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.063257][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.063257][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.063257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.063257][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2211.063257][ T10] ipv6_add_addr+0x411/0x2000 [ 2211.063257][ T10] inet6_addr_add+0x30e/0xa40 [ 2211.063257][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.063257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.063257][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.063257][ T10] netlink_unicast+0x449/0x710 [ 2211.063257][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.063257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.063257][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.063257][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.063257][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.063257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.063257][ T10] [ 2211.065404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.065404][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.065404][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.065404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.065404][ T10] ip6_route_add+0x1c/0x140 [ 2211.065404][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2211.065404][ T10] addrconf_add_dev+0xe2/0x170 [ 2211.065404][ T10] inet6_addr_add+0x12f/0xa40 [ 2211.065404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.065404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.065404][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.065404][ T10] netlink_unicast+0x449/0x710 [ 2211.065404][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.065404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.065404][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.065404][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.065404][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.065404][ T10] [ 2211.067489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.067489][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2211.067489][ T10] ipv6_find_idev+0x102/0x170 [ 2211.067489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.067489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.067489][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.067489][ T10] netlink_unicast+0x449/0x710 [ 2211.067489][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.067489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.067489][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.067489][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.067489][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.067489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.067489][ T10] [ 2211.069128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2211.069128][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2211.069128][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2211.069128][ T10] ipv6_find_idev+0x102/0x170 [ 2211.069128][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.069128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.069128][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.069128][ T10] netlink_unicast+0x449/0x710 [ 2211.069128][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.069128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.069128][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.069128][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.069128][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.069128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.069128][ T10] [ 2211.070941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2211.071230][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2211.071230][ T10] dst_init+0x84/0x4a0 [ 2211.071230][ T10] dst_alloc+0x97/0x150 [ 2211.071230][ T10] ip6_dst_alloc+0x23/0x90 [ 2211.071230][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2211.071230][ T10] ip6_pol_route+0x56f/0x840 [ 2211.071230][ T10] fib6_rule_lookup+0x456/0x630 [ 2211.071230][ T10] ip6_route_input+0x59c/0xa50 [ 2211.071230][ T10] ipv6_rcv+0x397/0x810 [ 2211.071230][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2211.071230][ T10] process_backlog+0x101/0x620 [ 2211.071230][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2211.071230][ T10] net_rx_action+0x495/0xbe0 [ 2211.071230][ T10] __do_softirq+0x1b5/0x7f6 [ 2211.071230][ T10] [ 2211.072972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.072972][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2211.072972][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2211.072972][ T10] fib6_nh_init+0xa22/0x1580 [ 2211.072972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.072972][ T10] ip6_route_add+0x1c/0x140 [ 2211.072972][ T10] inet6_rtm_newroute+0x104/0x110 [ 2211.072972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.072972][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.072972][ T10] netlink_unicast+0x449/0x710 [ 2211.072972][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.072972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.072972][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.072972][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.072972][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.072972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.072972][ T10] [ 2211.074980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.074980][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.074980][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.074980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.074980][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2211.074980][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2211.074980][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2211.074980][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2211.074980][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2211.074980][ T10] addrconf_dad_begin+0x310/0x670 [ 2211.074980][ T10] addrconf_dad_work+0x10b/0xab0 [ 2211.074980][ T10] process_one_work+0x84d/0x18a0 [ 2211.074980][ T10] worker_thread+0x587/0xd30 [ 2211.074980][ T10] kthread+0x28a/0x350 [ 2211.074980][ T10] ret_from_fork+0x31/0x70 [ 2211.074980][ T10] ret_from_fork_asm+0x1a/0x30 [ 2211.074980][ T10] [ 2211.076998][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.076998][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.076998][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.076998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.076998][ T10] ip6_route_add+0x1c/0x140 [ 2211.076998][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2211.076998][ T10] inet6_addr_add+0x4f8/0xa40 [ 2211.076998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.076998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.076998][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.076998][ T10] netlink_unicast+0x449/0x710 [ 2211.076998][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.076998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.076998][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.076998][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.076998][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.076998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.076998][ T10] [ 2211.079121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.079121][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.079121][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.079121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.079121][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2211.079121][ T10] ipv6_add_addr+0x411/0x2000 [ 2211.079121][ T10] inet6_addr_add+0x30e/0xa40 [ 2211.079121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.079121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.079121][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.079121][ T10] netlink_unicast+0x449/0x710 [ 2211.079121][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.079121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.079121][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.079121][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.079121][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.079121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.079121][ T10] [ 2211.081248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.081248][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.081248][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.081248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.081248][ T10] ip6_route_add+0x1c/0x140 [ 2211.081248][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2211.081248][ T10] addrconf_add_dev+0xe2/0x170 [ 2211.081248][ T10] inet6_addr_add+0x12f/0xa40 [ 2211.081248][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.081248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.081248][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.081248][ T10] netlink_unicast+0x449/0x710 [ 2211.081248][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.081248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.081248][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.081248][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.081248][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.081248][ T10] [ 2211.083446][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.083446][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2211.083446][ T10] ipv6_find_idev+0x102/0x170 [ 2211.083446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.083446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.083446][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.083446][ T10] netlink_unicast+0x449/0x710 [ 2211.083446][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.083446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.083446][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.083446][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.083446][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.083446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.083446][ T10] [ 2211.085280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2211.085280][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2211.085280][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2211.085280][ T10] ipv6_find_idev+0x102/0x170 [ 2211.085280][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.085280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.085280][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.085280][ T10] netlink_unicast+0x449/0x710 [ 2211.085280][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.085280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.085280][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.085280][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.085280][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.085280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.085280][ T10] [ 2211.087402][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2211.087655][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2211.087655][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.087655][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.087655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.087655][ T10] ip6_route_add+0x1c/0x140 [ 2211.087655][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2211.087655][ T10] inet6_addr_add+0x4f8/0xa40 [ 2211.087655][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.087655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.087655][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.087655][ T10] netlink_unicast+0x449/0x710 [ 2211.087655][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.087655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.087655][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.087655][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.087655][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.087655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.087655][ T10] [ 2211.090030][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2211.090030][ T10] netdev_get_by_index+0x5e/0x80 [ 2211.090030][ T10] fib6_nh_init+0x3d8/0x1580 [ 2211.090030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2211.090030][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2211.090030][ T10] ipv6_add_addr+0x411/0x2000 [ 2211.090030][ T10] inet6_addr_add+0x30e/0xa40 [ 2211.090030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2211.090030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.090030][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.090030][ T10] netlink_unicast+0x449/0x710 [ 2211.090030][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.090030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.090030][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.090030][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.090030][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.090030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.090030][ T10] [ 2211.092412][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2211.092412][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2211.092412][ T10] ipv6_find_idev+0x102/0x170 [ 2211.092412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.092412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.092412][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.092412][ T10] netlink_unicast+0x449/0x710 [ 2211.092412][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.092412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.092412][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.092412][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.092412][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.092412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.092412][ T10] [ 2211.094238][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2211.094238][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2211.094238][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2211.094238][ T10] ipv6_find_idev+0x102/0x170 [ 2211.094238][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2211.094238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2211.094238][ T10] netlink_rcv_skb+0x130/0x360 [ 2211.094238][ T10] netlink_unicast+0x449/0x710 [ 2211.094238][ T10] netlink_sendmsg+0x723/0xbe0 [ 2211.094238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2211.094238][ T10] ___sys_sendmsg+0xee/0x170 [ 2211.094238][ T10] __sys_sendmsg+0xcd/0x170 [ 2211.094238][ T10] do_syscall_64+0xc6/0x1e0 [ 2211.094238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2211.094238][ T10] [ 2213.158895][ T42] INFO: task modprobe:7624 blocked for more than 614 seconds. [ 2213.159195][ T42] Not tainted 6.8.0-virtme #1 [ 2213.159320][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2213.159530][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2213.159797][ T42] Call Trace: [ 2213.159961][ T42] [ 2213.160036][ T42] __schedule+0x705/0x1ac0 [ 2213.160177][ T42] ? __pfx___schedule+0x10/0x10 [ 2213.160308][ T42] ? schedule+0x1a5/0x210 [ 2213.160409][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2213.160549][ T42] ? mark_lock+0x38/0x3e0 [ 2213.160647][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2213.160784][ T42] ? schedule+0x1a5/0x210 [ 2213.160899][ T42] schedule+0xdf/0x210 [ 2213.161000][ T42] schedule_preempt_disabled+0x15/0x30 [ 2213.161131][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2213.161266][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2213.161429][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2213.161558][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2213.161695][ T42] ? lock_acquire+0x1c1/0x220 [ 2213.161835][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2213.161973][ T42] down_write+0x1c9/0x200 [ 2213.162073][ T42] ? __pfx_down_write+0x10/0x10 [ 2213.162206][ T42] ? __pfx__printk+0x10/0x10 [ 2213.162339][ T42] ? __pfx___lock_release+0x10/0x10 [ 2213.162471][ T42] register_pernet_subsys+0x1a/0x50 [ 2213.162599][ T42] tcf_register_action+0xa3/0x600 [ 2213.162730][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2213.162912][ T42] do_one_initcall+0xc8/0x3f0 [ 2213.163058][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2213.163190][ T42] ? __create_object+0x5e/0xb0 [ 2213.163325][ T42] ? kasan_unpoison+0x27/0x60 [ 2213.163461][ T42] do_init_module+0x233/0x740 [ 2213.163630][ T42] load_module+0x16b5/0x2350 [ 2213.163768][ T42] ? __pfx_load_module+0x10/0x10 [ 2213.163916][ T42] ? kernel_read_file+0x3d2/0x520 [ 2213.164067][ T42] ? kernel_read_file+0x300/0x520 [ 2213.164197][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2213.164328][ T42] ? init_module_from_file+0xd2/0x130 [ 2213.164453][ T42] init_module_from_file+0xd2/0x130 [ 2213.164576][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2213.164740][ T42] ? __lock_release+0x103/0x460 [ 2213.164875][ T42] ? idempotent_init_module+0x32a/0x620 [ 2213.165010][ T42] ? idempotent_init_module+0x32a/0x620 [ 2213.165135][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2213.165263][ T42] idempotent_init_module+0x342/0x620 [ 2213.165389][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2213.165559][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2213.165686][ T42] do_syscall_64+0xc6/0x1e0 [ 2213.165824][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2213.165984][ T42] RIP: 0033:0x7fdecabcfe5d [ 2213.166112][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2213.166303][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2213.166488][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2213.166669][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2213.166865][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2213.167050][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2213.167250][ T42] [ 2213.167348][ T42] [ 2213.167348][ T42] Showing all locks held in the system: [ 2213.167522][ T42] 3 locks held by kworker/u16:0/10: [ 2213.167642][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2213.167919][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2213.168164][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2213.168383][ T42] 1 lock held by khungtaskd/42: [ 2213.168503][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2213.168722][ T42] 2 locks held by kworker/u18:1/62: [ 2213.168851][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2213.169104][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2213.169382][ T42] 1 lock held by modprobe/7624: [ 2213.169501][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2213.169747][ T42] [ 2213.169816][ T42] ============================================= [ 2213.169816][ T42] [ 2221.238941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2221.239335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.239335][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2221.239335][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2221.239335][ T10] fib6_nh_init+0xa22/0x1580 [ 2221.239335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.239335][ T10] ip6_route_add+0x1c/0x140 [ 2221.239335][ T10] inet6_rtm_newroute+0x104/0x110 [ 2221.239335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.239335][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.239335][ T10] netlink_unicast+0x449/0x710 [ 2221.239335][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.239335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.239335][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.239335][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.239335][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.239335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.239335][ T10] [ 2221.241253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.241253][ T10] dst_init+0x84/0x4a0 [ 2221.241253][ T10] dst_alloc+0x97/0x150 [ 2221.241253][ T10] ip6_dst_alloc+0x23/0x90 [ 2221.241253][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2221.241253][ T10] ip6_pol_route+0x56f/0x840 [ 2221.241253][ T10] fib6_rule_lookup+0x456/0x630 [ 2221.241253][ T10] ip6_route_input+0x59c/0xa50 [ 2221.241253][ T10] ipv6_rcv+0x397/0x810 [ 2221.241253][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2221.241253][ T10] process_backlog+0x101/0x620 [ 2221.241253][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2221.241253][ T10] net_rx_action+0x495/0xbe0 [ 2221.241253][ T10] __do_softirq+0x1b5/0x7f6 [ 2221.241253][ T10] [ 2221.242905][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.242905][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.242905][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.242905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.242905][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2221.242905][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2221.242905][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2221.242905][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2221.242905][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2221.242905][ T10] addrconf_dad_begin+0x310/0x670 [ 2221.242905][ T10] addrconf_dad_work+0x10b/0xab0 [ 2221.242905][ T10] process_one_work+0x84d/0x18a0 [ 2221.242905][ T10] worker_thread+0x587/0xd30 [ 2221.242905][ T10] kthread+0x28a/0x350 [ 2221.242905][ T10] ret_from_fork+0x31/0x70 [ 2221.242905][ T10] ret_from_fork_asm+0x1a/0x30 [ 2221.242905][ T10] [ 2221.244844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.244844][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.244844][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.244844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.244844][ T10] ip6_route_add+0x1c/0x140 [ 2221.244844][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2221.244844][ T10] inet6_addr_add+0x4f8/0xa40 [ 2221.244844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.244844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.244844][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.244844][ T10] netlink_unicast+0x449/0x710 [ 2221.244844][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.244844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.244844][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.244844][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.244844][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.244844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.244844][ T10] [ 2221.246868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.246868][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.246868][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.246868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.246868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2221.246868][ T10] ipv6_add_addr+0x411/0x2000 [ 2221.246868][ T10] inet6_addr_add+0x30e/0xa40 [ 2221.246868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.246868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.246868][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.246868][ T10] netlink_unicast+0x449/0x710 [ 2221.246868][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.246868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.246868][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.246868][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.246868][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.246868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.246868][ T10] [ 2221.248898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.248898][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.248898][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.248898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.248898][ T10] ip6_route_add+0x1c/0x140 [ 2221.248898][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2221.248898][ T10] addrconf_add_dev+0xe2/0x170 [ 2221.248898][ T10] inet6_addr_add+0x12f/0xa40 [ 2221.248898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.248898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.248898][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.248898][ T10] netlink_unicast+0x449/0x710 [ 2221.248898][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.248898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.248898][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.248898][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.248898][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.248898][ T10] [ 2221.250883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.250883][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2221.250883][ T10] ipv6_find_idev+0x102/0x170 [ 2221.250883][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.250883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.250883][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.250883][ T10] netlink_unicast+0x449/0x710 [ 2221.250883][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.250883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.250883][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.250883][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.250883][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.250883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.250883][ T10] [ 2221.252431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2221.252431][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2221.252431][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2221.252431][ T10] ipv6_find_idev+0x102/0x170 [ 2221.252431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.252431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.252431][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.252431][ T10] netlink_unicast+0x449/0x710 [ 2221.252431][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.252431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.252431][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.252431][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.252431][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.252431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.252431][ T10] [ 2221.254134][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2221.254408][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2221.254408][ T10] dst_init+0x84/0x4a0 [ 2221.254408][ T10] dst_alloc+0x97/0x150 [ 2221.254408][ T10] ip6_dst_alloc+0x23/0x90 [ 2221.254408][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2221.254408][ T10] ip6_pol_route+0x56f/0x840 [ 2221.254408][ T10] fib6_rule_lookup+0x456/0x630 [ 2221.254408][ T10] ip6_route_input+0x59c/0xa50 [ 2221.254408][ T10] ipv6_rcv+0x397/0x810 [ 2221.254408][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2221.254408][ T10] process_backlog+0x101/0x620 [ 2221.254408][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2221.254408][ T10] net_rx_action+0x495/0xbe0 [ 2221.254408][ T10] __do_softirq+0x1b5/0x7f6 [ 2221.254408][ T10] [ 2221.256052][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.256052][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2221.256052][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2221.256052][ T10] fib6_nh_init+0xa22/0x1580 [ 2221.256052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.256052][ T10] ip6_route_add+0x1c/0x140 [ 2221.256052][ T10] inet6_rtm_newroute+0x104/0x110 [ 2221.256052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.256052][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.256052][ T10] netlink_unicast+0x449/0x710 [ 2221.256052][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.256052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.256052][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.256052][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.256052][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.256052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.256052][ T10] [ 2221.257960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.257960][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.257960][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.257960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.257960][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2221.257960][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2221.257960][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2221.257960][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2221.257960][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2221.257960][ T10] addrconf_dad_begin+0x310/0x670 [ 2221.257960][ T10] addrconf_dad_work+0x10b/0xab0 [ 2221.257960][ T10] process_one_work+0x84d/0x18a0 [ 2221.257960][ T10] worker_thread+0x587/0xd30 [ 2221.257960][ T10] kthread+0x28a/0x350 [ 2221.257960][ T10] ret_from_fork+0x31/0x70 [ 2221.257960][ T10] ret_from_fork_asm+0x1a/0x30 [ 2221.257960][ T10] [ 2221.259882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.259882][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.259882][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.259882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.259882][ T10] ip6_route_add+0x1c/0x140 [ 2221.259882][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2221.259882][ T10] inet6_addr_add+0x4f8/0xa40 [ 2221.259882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.259882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.259882][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.259882][ T10] netlink_unicast+0x449/0x710 [ 2221.259882][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.259882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.259882][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.259882][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.259882][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.259882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.259882][ T10] [ 2221.261884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.261884][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.261884][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.261884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.261884][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2221.261884][ T10] ipv6_add_addr+0x411/0x2000 [ 2221.261884][ T10] inet6_addr_add+0x30e/0xa40 [ 2221.261884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.261884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.261884][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.261884][ T10] netlink_unicast+0x449/0x710 [ 2221.261884][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.261884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.261884][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.261884][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.261884][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.261884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.261884][ T10] [ 2221.263881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.263881][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.263881][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.263881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.263881][ T10] ip6_route_add+0x1c/0x140 [ 2221.263881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2221.263881][ T10] addrconf_add_dev+0xe2/0x170 [ 2221.263881][ T10] inet6_addr_add+0x12f/0xa40 [ 2221.263881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.263881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.263881][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.263881][ T10] netlink_unicast+0x449/0x710 [ 2221.263881][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.263881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.263881][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.263881][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.263881][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.263881][ T10] [ 2221.265990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.265990][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2221.265990][ T10] ipv6_find_idev+0x102/0x170 [ 2221.265990][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.265990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.265990][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.265990][ T10] netlink_unicast+0x449/0x710 [ 2221.265990][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.265990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.265990][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.265990][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.265990][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.265990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.265990][ T10] [ 2221.267774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2221.267774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2221.267774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2221.267774][ T10] ipv6_find_idev+0x102/0x170 [ 2221.267774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.267774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.267774][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.267774][ T10] netlink_unicast+0x449/0x710 [ 2221.267774][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.267774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.267774][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.267774][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.267774][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.267774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.267774][ T10] [ 2221.269652][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2221.269961][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2221.269961][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.269961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.269961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.269961][ T10] ip6_route_add+0x1c/0x140 [ 2221.269961][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2221.269961][ T10] inet6_addr_add+0x4f8/0xa40 [ 2221.269961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.269961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.269961][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.269961][ T10] netlink_unicast+0x449/0x710 [ 2221.269961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.269961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.269961][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.269961][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.269961][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.269961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.269961][ T10] [ 2221.272222][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2221.272222][ T10] netdev_get_by_index+0x5e/0x80 [ 2221.272222][ T10] fib6_nh_init+0x3d8/0x1580 [ 2221.272222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2221.272222][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2221.272222][ T10] ipv6_add_addr+0x411/0x2000 [ 2221.272222][ T10] inet6_addr_add+0x30e/0xa40 [ 2221.272222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2221.272222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.272222][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.272222][ T10] netlink_unicast+0x449/0x710 [ 2221.272222][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.272222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.272222][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.272222][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.272222][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.272222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.272222][ T10] [ 2221.274389][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2221.274389][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2221.274389][ T10] ipv6_find_idev+0x102/0x170 [ 2221.274389][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.274389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.274389][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.274389][ T10] netlink_unicast+0x449/0x710 [ 2221.274389][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.274389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.274389][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.274389][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.274389][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.274389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.274389][ T10] [ 2221.276123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2221.276123][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2221.276123][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2221.276123][ T10] ipv6_find_idev+0x102/0x170 [ 2221.276123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2221.276123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2221.276123][ T10] netlink_rcv_skb+0x130/0x360 [ 2221.276123][ T10] netlink_unicast+0x449/0x710 [ 2221.276123][ T10] netlink_sendmsg+0x723/0xbe0 [ 2221.276123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2221.276123][ T10] ___sys_sendmsg+0xee/0x170 [ 2221.276123][ T10] __sys_sendmsg+0xcd/0x170 [ 2221.276123][ T10] do_syscall_64+0xc6/0x1e0 [ 2221.276123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2221.276123][ T10] [ 2231.358890][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2231.359487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.359487][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2231.359487][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2231.359487][ T10] fib6_nh_init+0xa22/0x1580 [ 2231.359487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.359487][ T10] ip6_route_add+0x1c/0x140 [ 2231.359487][ T10] inet6_rtm_newroute+0x104/0x110 [ 2231.359487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.359487][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.359487][ T10] netlink_unicast+0x449/0x710 [ 2231.359487][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.359487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.359487][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.359487][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.359487][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.359487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.359487][ T10] [ 2231.362410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.362410][ T10] dst_init+0x84/0x4a0 [ 2231.362410][ T10] dst_alloc+0x97/0x150 [ 2231.362410][ T10] ip6_dst_alloc+0x23/0x90 [ 2231.362410][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2231.362410][ T10] ip6_pol_route+0x56f/0x840 [ 2231.362410][ T10] fib6_rule_lookup+0x456/0x630 [ 2231.362410][ T10] ip6_route_input+0x59c/0xa50 [ 2231.362410][ T10] ipv6_rcv+0x397/0x810 [ 2231.362410][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2231.362410][ T10] process_backlog+0x101/0x620 [ 2231.362410][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2231.362410][ T10] net_rx_action+0x495/0xbe0 [ 2231.362410][ T10] __do_softirq+0x1b5/0x7f6 [ 2231.362410][ T10] [ 2231.364964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.364964][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.364964][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.364964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.364964][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2231.364964][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2231.364964][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2231.364964][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2231.364964][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2231.364964][ T10] addrconf_dad_begin+0x310/0x670 [ 2231.364964][ T10] addrconf_dad_work+0x10b/0xab0 [ 2231.364964][ T10] process_one_work+0x84d/0x18a0 [ 2231.364964][ T10] worker_thread+0x587/0xd30 [ 2231.364964][ T10] kthread+0x28a/0x350 [ 2231.364964][ T10] ret_from_fork+0x31/0x70 [ 2231.364964][ T10] ret_from_fork_asm+0x1a/0x30 [ 2231.364964][ T10] [ 2231.368081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.368081][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.368081][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.368081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.368081][ T10] ip6_route_add+0x1c/0x140 [ 2231.368081][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2231.368081][ T10] inet6_addr_add+0x4f8/0xa40 [ 2231.368081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.368081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.368081][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.368081][ T10] netlink_unicast+0x449/0x710 [ 2231.368081][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.368081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.368081][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.368081][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.368081][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.368081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.368081][ T10] [ 2231.371206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.371206][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.371206][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.371206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.371206][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2231.371206][ T10] ipv6_add_addr+0x411/0x2000 [ 2231.371206][ T10] inet6_addr_add+0x30e/0xa40 [ 2231.371206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.371206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.371206][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.371206][ T10] netlink_unicast+0x449/0x710 [ 2231.371206][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.371206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.371206][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.371206][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.371206][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.371206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.371206][ T10] [ 2231.373749][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.373749][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.373749][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.373749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.373749][ T10] ip6_route_add+0x1c/0x140 [ 2231.373749][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2231.373749][ T10] addrconf_add_dev+0xe2/0x170 [ 2231.373749][ T10] inet6_addr_add+0x12f/0xa40 [ 2231.373749][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.373749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.373749][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.373749][ T10] netlink_unicast+0x449/0x710 [ 2231.373749][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.373749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.373749][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.373749][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.373749][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.373749][ T10] [ 2231.375749][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.375749][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2231.375749][ T10] ipv6_find_idev+0x102/0x170 [ 2231.375749][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.375749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.375749][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.375749][ T10] netlink_unicast+0x449/0x710 [ 2231.375749][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.375749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.375749][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.375749][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.375749][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.375749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.375749][ T10] [ 2231.377323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2231.377323][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2231.377323][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2231.377323][ T10] ipv6_find_idev+0x102/0x170 [ 2231.377323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.377323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.377323][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.377323][ T10] netlink_unicast+0x449/0x710 [ 2231.377323][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.377323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.377323][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.377323][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.377323][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.377323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.377323][ T10] [ 2231.379117][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2231.379405][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2231.379405][ T10] dst_init+0x84/0x4a0 [ 2231.379405][ T10] dst_alloc+0x97/0x150 [ 2231.379405][ T10] ip6_dst_alloc+0x23/0x90 [ 2231.379405][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2231.379405][ T10] ip6_pol_route+0x56f/0x840 [ 2231.379405][ T10] fib6_rule_lookup+0x456/0x630 [ 2231.379405][ T10] ip6_route_input+0x59c/0xa50 [ 2231.379405][ T10] ipv6_rcv+0x397/0x810 [ 2231.379405][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2231.379405][ T10] process_backlog+0x101/0x620 [ 2231.379405][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2231.379405][ T10] net_rx_action+0x495/0xbe0 [ 2231.379405][ T10] __do_softirq+0x1b5/0x7f6 [ 2231.379405][ T10] [ 2231.381083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.381083][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2231.381083][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2231.381083][ T10] fib6_nh_init+0xa22/0x1580 [ 2231.381083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.381083][ T10] ip6_route_add+0x1c/0x140 [ 2231.381083][ T10] inet6_rtm_newroute+0x104/0x110 [ 2231.381083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.381083][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.381083][ T10] netlink_unicast+0x449/0x710 [ 2231.381083][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.381083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.381083][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.381083][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.381083][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.381083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.381083][ T10] [ 2231.382999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.382999][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.382999][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.382999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.382999][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2231.382999][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2231.382999][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2231.382999][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2231.382999][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2231.382999][ T10] addrconf_dad_begin+0x310/0x670 [ 2231.382999][ T10] addrconf_dad_work+0x10b/0xab0 [ 2231.382999][ T10] process_one_work+0x84d/0x18a0 [ 2231.382999][ T10] worker_thread+0x587/0xd30 [ 2231.382999][ T10] kthread+0x28a/0x350 [ 2231.382999][ T10] ret_from_fork+0x31/0x70 [ 2231.382999][ T10] ret_from_fork_asm+0x1a/0x30 [ 2231.382999][ T10] [ 2231.385493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.385493][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.385493][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.385493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.385493][ T10] ip6_route_add+0x1c/0x140 [ 2231.385493][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2231.385493][ T10] inet6_addr_add+0x4f8/0xa40 [ 2231.385493][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.385493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.385493][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.385493][ T10] netlink_unicast+0x449/0x710 [ 2231.385493][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.385493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.385493][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.385493][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.385493][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.385493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.385493][ T10] [ 2231.387574][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.387574][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.387574][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.387574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.387574][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2231.387574][ T10] ipv6_add_addr+0x411/0x2000 [ 2231.387574][ T10] inet6_addr_add+0x30e/0xa40 [ 2231.387574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.387574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.387574][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.387574][ T10] netlink_unicast+0x449/0x710 [ 2231.387574][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.387574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.387574][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.387574][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.387574][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.387574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.387574][ T10] [ 2231.389605][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.389605][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.389605][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.389605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.389605][ T10] ip6_route_add+0x1c/0x140 [ 2231.389605][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2231.389605][ T10] addrconf_add_dev+0xe2/0x170 [ 2231.389605][ T10] inet6_addr_add+0x12f/0xa40 [ 2231.389605][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.389605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.389605][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.389605][ T10] netlink_unicast+0x449/0x710 [ 2231.389605][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.389605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.389605][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.389605][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.389605][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.389605][ T10] [ 2231.391721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.391721][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2231.391721][ T10] ipv6_find_idev+0x102/0x170 [ 2231.391721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.391721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.391721][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.391721][ T10] netlink_unicast+0x449/0x710 [ 2231.391721][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.391721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.391721][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.391721][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.391721][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.391721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.391721][ T10] [ 2231.393471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2231.393471][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2231.393471][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2231.393471][ T10] ipv6_find_idev+0x102/0x170 [ 2231.393471][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.393471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.393471][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.393471][ T10] netlink_unicast+0x449/0x710 [ 2231.393471][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.393471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.393471][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.393471][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.393471][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.393471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.393471][ T10] [ 2231.395502][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2231.395814][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2231.395814][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.395814][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.395814][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.395814][ T10] ip6_route_add+0x1c/0x140 [ 2231.395814][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2231.395814][ T10] inet6_addr_add+0x4f8/0xa40 [ 2231.395814][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.395814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.395814][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.395814][ T10] netlink_unicast+0x449/0x710 [ 2231.395814][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.395814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.395814][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.395814][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.395814][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.395814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.395814][ T10] [ 2231.397998][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2231.397998][ T10] netdev_get_by_index+0x5e/0x80 [ 2231.397998][ T10] fib6_nh_init+0x3d8/0x1580 [ 2231.397998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2231.397998][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2231.397998][ T10] ipv6_add_addr+0x411/0x2000 [ 2231.397998][ T10] inet6_addr_add+0x30e/0xa40 [ 2231.397998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2231.397998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.397998][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.397998][ T10] netlink_unicast+0x449/0x710 [ 2231.397998][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.397998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.397998][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.397998][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.397998][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.397998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.397998][ T10] [ 2231.400172][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2231.400172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2231.400172][ T10] ipv6_find_idev+0x102/0x170 [ 2231.400172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.400172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.400172][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.400172][ T10] netlink_unicast+0x449/0x710 [ 2231.400172][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.400172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.400172][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.400172][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.400172][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.400172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.400172][ T10] [ 2231.401907][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2231.401907][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2231.401907][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2231.401907][ T10] ipv6_find_idev+0x102/0x170 [ 2231.401907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2231.401907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2231.401907][ T10] netlink_rcv_skb+0x130/0x360 [ 2231.401907][ T10] netlink_unicast+0x449/0x710 [ 2231.401907][ T10] netlink_sendmsg+0x723/0xbe0 [ 2231.401907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2231.401907][ T10] ___sys_sendmsg+0xee/0x170 [ 2231.401907][ T10] __sys_sendmsg+0xcd/0x170 [ 2231.401907][ T10] do_syscall_64+0xc6/0x1e0 [ 2231.401907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2231.401907][ T10] [ 2241.838980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2241.839372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.839372][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2241.839372][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2241.839372][ T10] fib6_nh_init+0xa22/0x1580 [ 2241.839372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.839372][ T10] ip6_route_add+0x1c/0x140 [ 2241.839372][ T10] inet6_rtm_newroute+0x104/0x110 [ 2241.839372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.839372][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.839372][ T10] netlink_unicast+0x449/0x710 [ 2241.839372][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.839372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.839372][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.839372][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.839372][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.839372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.839372][ T10] [ 2241.841309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.841309][ T10] dst_init+0x84/0x4a0 [ 2241.841309][ T10] dst_alloc+0x97/0x150 [ 2241.841309][ T10] ip6_dst_alloc+0x23/0x90 [ 2241.841309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2241.841309][ T10] ip6_pol_route+0x56f/0x840 [ 2241.841309][ T10] fib6_rule_lookup+0x456/0x630 [ 2241.841309][ T10] ip6_route_input+0x59c/0xa50 [ 2241.841309][ T10] ipv6_rcv+0x397/0x810 [ 2241.841309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2241.841309][ T10] process_backlog+0x101/0x620 [ 2241.841309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2241.841309][ T10] net_rx_action+0x495/0xbe0 [ 2241.841309][ T10] __do_softirq+0x1b5/0x7f6 [ 2241.841309][ T10] [ 2241.842981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.842981][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.842981][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.842981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.842981][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2241.842981][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2241.842981][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2241.842981][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2241.842981][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2241.842981][ T10] addrconf_dad_begin+0x310/0x670 [ 2241.842981][ T10] addrconf_dad_work+0x10b/0xab0 [ 2241.842981][ T10] process_one_work+0x84d/0x18a0 [ 2241.842981][ T10] worker_thread+0x587/0xd30 [ 2241.842981][ T10] kthread+0x28a/0x350 [ 2241.842981][ T10] ret_from_fork+0x31/0x70 [ 2241.842981][ T10] ret_from_fork_asm+0x1a/0x30 [ 2241.842981][ T10] [ 2241.844966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.844966][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.844966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.844966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.844966][ T10] ip6_route_add+0x1c/0x140 [ 2241.844966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2241.844966][ T10] inet6_addr_add+0x4f8/0xa40 [ 2241.844966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.844966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.844966][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.844966][ T10] netlink_unicast+0x449/0x710 [ 2241.844966][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.844966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.844966][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.844966][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.844966][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.844966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.844966][ T10] [ 2241.846978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.846978][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.846978][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.846978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.846978][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2241.846978][ T10] ipv6_add_addr+0x411/0x2000 [ 2241.846978][ T10] inet6_addr_add+0x30e/0xa40 [ 2241.846978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.846978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.846978][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.846978][ T10] netlink_unicast+0x449/0x710 [ 2241.846978][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.846978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.846978][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.846978][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.846978][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.846978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.846978][ T10] [ 2241.848987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.848987][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.848987][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.848987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.848987][ T10] ip6_route_add+0x1c/0x140 [ 2241.848987][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2241.848987][ T10] addrconf_add_dev+0xe2/0x170 [ 2241.848987][ T10] inet6_addr_add+0x12f/0xa40 [ 2241.848987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.848987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.848987][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.848987][ T10] netlink_unicast+0x449/0x710 [ 2241.848987][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.848987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.848987][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.848987][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.848987][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.848987][ T10] [ 2241.850993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.850993][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2241.850993][ T10] ipv6_find_idev+0x102/0x170 [ 2241.850993][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.850993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.850993][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.850993][ T10] netlink_unicast+0x449/0x710 [ 2241.850993][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.850993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.850993][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.850993][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.850993][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.850993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.850993][ T10] [ 2241.852561][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2241.852561][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2241.852561][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2241.852561][ T10] ipv6_find_idev+0x102/0x170 [ 2241.852561][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.852561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.852561][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.852561][ T10] netlink_unicast+0x449/0x710 [ 2241.852561][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.852561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.852561][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.852561][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.852561][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.852561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.852561][ T10] [ 2241.854323][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2241.854615][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2241.854615][ T10] dst_init+0x84/0x4a0 [ 2241.854615][ T10] dst_alloc+0x97/0x150 [ 2241.854615][ T10] ip6_dst_alloc+0x23/0x90 [ 2241.854615][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2241.854615][ T10] ip6_pol_route+0x56f/0x840 [ 2241.854615][ T10] fib6_rule_lookup+0x456/0x630 [ 2241.854615][ T10] ip6_route_input+0x59c/0xa50 [ 2241.854615][ T10] ipv6_rcv+0x397/0x810 [ 2241.854615][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2241.854615][ T10] process_backlog+0x101/0x620 [ 2241.854615][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2241.854615][ T10] net_rx_action+0x495/0xbe0 [ 2241.854615][ T10] __do_softirq+0x1b5/0x7f6 [ 2241.854615][ T10] [ 2241.856349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.856349][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2241.856349][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2241.856349][ T10] fib6_nh_init+0xa22/0x1580 [ 2241.856349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.856349][ T10] ip6_route_add+0x1c/0x140 [ 2241.856349][ T10] inet6_rtm_newroute+0x104/0x110 [ 2241.856349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.856349][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.856349][ T10] netlink_unicast+0x449/0x710 [ 2241.856349][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.856349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.856349][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.856349][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.856349][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.856349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.856349][ T10] [ 2241.858663][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.858663][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.858663][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.858663][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.858663][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2241.858663][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2241.858663][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2241.858663][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2241.858663][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2241.858663][ T10] addrconf_dad_begin+0x310/0x670 [ 2241.858663][ T10] addrconf_dad_work+0x10b/0xab0 [ 2241.858663][ T10] process_one_work+0x84d/0x18a0 [ 2241.858663][ T10] worker_thread+0x587/0xd30 [ 2241.858663][ T10] kthread+0x28a/0x350 [ 2241.858663][ T10] ret_from_fork+0x31/0x70 [ 2241.858663][ T10] ret_from_fork_asm+0x1a/0x30 [ 2241.858663][ T10] [ 2241.860618][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.860618][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.860618][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.860618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.860618][ T10] ip6_route_add+0x1c/0x140 [ 2241.860618][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2241.860618][ T10] inet6_addr_add+0x4f8/0xa40 [ 2241.860618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.860618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.860618][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.860618][ T10] netlink_unicast+0x449/0x710 [ 2241.860618][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.860618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.860618][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.860618][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.860618][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.860618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.860618][ T10] [ 2241.862689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.862689][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.862689][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.862689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.862689][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2241.862689][ T10] ipv6_add_addr+0x411/0x2000 [ 2241.862689][ T10] inet6_addr_add+0x30e/0xa40 [ 2241.862689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.862689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.862689][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.862689][ T10] netlink_unicast+0x449/0x710 [ 2241.862689][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.862689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.862689][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.862689][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.862689][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.862689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.862689][ T10] [ 2241.864948][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.864948][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.864948][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.864948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.864948][ T10] ip6_route_add+0x1c/0x140 [ 2241.864948][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2241.864948][ T10] addrconf_add_dev+0xe2/0x170 [ 2241.864948][ T10] inet6_addr_add+0x12f/0xa40 [ 2241.864948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.864948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.864948][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.864948][ T10] netlink_unicast+0x449/0x710 [ 2241.864948][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.864948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.864948][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.864948][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.864948][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.864948][ T10] [ 2241.867152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.867152][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2241.867152][ T10] ipv6_find_idev+0x102/0x170 [ 2241.867152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.867152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.867152][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.867152][ T10] netlink_unicast+0x449/0x710 [ 2241.867152][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.867152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.867152][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.867152][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.867152][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.867152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.867152][ T10] [ 2241.869010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2241.869010][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2241.869010][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2241.869010][ T10] ipv6_find_idev+0x102/0x170 [ 2241.869010][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.869010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.869010][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.869010][ T10] netlink_unicast+0x449/0x710 [ 2241.869010][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.869010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.869010][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.869010][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.869010][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.869010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.869010][ T10] [ 2241.871033][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2241.871282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2241.871282][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.871282][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.871282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.871282][ T10] ip6_route_add+0x1c/0x140 [ 2241.871282][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2241.871282][ T10] inet6_addr_add+0x4f8/0xa40 [ 2241.871282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.871282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.871282][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.871282][ T10] netlink_unicast+0x449/0x710 [ 2241.871282][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.871282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.871282][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.871282][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.871282][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.871282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.871282][ T10] [ 2241.873622][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2241.873622][ T10] netdev_get_by_index+0x5e/0x80 [ 2241.873622][ T10] fib6_nh_init+0x3d8/0x1580 [ 2241.873622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2241.873622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2241.873622][ T10] ipv6_add_addr+0x411/0x2000 [ 2241.873622][ T10] inet6_addr_add+0x30e/0xa40 [ 2241.873622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2241.873622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.873622][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.873622][ T10] netlink_unicast+0x449/0x710 [ 2241.873622][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.873622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.873622][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.873622][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.873622][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.873622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.873622][ T10] [ 2241.875969][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2241.875969][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2241.875969][ T10] ipv6_find_idev+0x102/0x170 [ 2241.875969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.875969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.875969][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.875969][ T10] netlink_unicast+0x449/0x710 [ 2241.875969][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.875969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.875969][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.875969][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.875969][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.875969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.875969][ T10] [ 2241.877829][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2241.877829][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2241.877829][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2241.877829][ T10] ipv6_find_idev+0x102/0x170 [ 2241.877829][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2241.877829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2241.877829][ T10] netlink_rcv_skb+0x130/0x360 [ 2241.877829][ T10] netlink_unicast+0x449/0x710 [ 2241.877829][ T10] netlink_sendmsg+0x723/0xbe0 [ 2241.877829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2241.877829][ T10] ___sys_sendmsg+0xee/0x170 [ 2241.877829][ T10] __sys_sendmsg+0xcd/0x170 [ 2241.877829][ T10] do_syscall_64+0xc6/0x1e0 [ 2241.877829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2241.877829][ T10] [ 2252.118969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2252.119494][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.119494][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2252.119494][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2252.119494][ T10] fib6_nh_init+0xa22/0x1580 [ 2252.119494][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.119494][ T10] ip6_route_add+0x1c/0x140 [ 2252.119494][ T10] inet6_rtm_newroute+0x104/0x110 [ 2252.119494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.119494][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.119494][ T10] netlink_unicast+0x449/0x710 [ 2252.119494][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.119494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.119494][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.119494][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.119494][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.119494][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.119494][ T10] [ 2252.121508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.121508][ T10] dst_init+0x84/0x4a0 [ 2252.121508][ T10] dst_alloc+0x97/0x150 [ 2252.121508][ T10] ip6_dst_alloc+0x23/0x90 [ 2252.121508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2252.121508][ T10] ip6_pol_route+0x56f/0x840 [ 2252.121508][ T10] fib6_rule_lookup+0x456/0x630 [ 2252.121508][ T10] ip6_route_input+0x59c/0xa50 [ 2252.121508][ T10] ipv6_rcv+0x397/0x810 [ 2252.121508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2252.121508][ T10] process_backlog+0x101/0x620 [ 2252.121508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2252.121508][ T10] net_rx_action+0x495/0xbe0 [ 2252.121508][ T10] __do_softirq+0x1b5/0x7f6 [ 2252.121508][ T10] [ 2252.123265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.123265][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.123265][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.123265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.123265][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2252.123265][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2252.123265][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2252.123265][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2252.123265][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2252.123265][ T10] addrconf_dad_begin+0x310/0x670 [ 2252.123265][ T10] addrconf_dad_work+0x10b/0xab0 [ 2252.123265][ T10] process_one_work+0x84d/0x18a0 [ 2252.123265][ T10] worker_thread+0x587/0xd30 [ 2252.123265][ T10] kthread+0x28a/0x350 [ 2252.123265][ T10] ret_from_fork+0x31/0x70 [ 2252.123265][ T10] ret_from_fork_asm+0x1a/0x30 [ 2252.123265][ T10] [ 2252.125296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.125296][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.125296][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.125296][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.125296][ T10] ip6_route_add+0x1c/0x140 [ 2252.125296][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2252.125296][ T10] inet6_addr_add+0x4f8/0xa40 [ 2252.125296][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.125296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.125296][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.125296][ T10] netlink_unicast+0x449/0x710 [ 2252.125296][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.125296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.125296][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.125296][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.125296][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.125296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.125296][ T10] [ 2252.127408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.127408][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.127408][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.127408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.127408][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2252.127408][ T10] ipv6_add_addr+0x411/0x2000 [ 2252.127408][ T10] inet6_addr_add+0x30e/0xa40 [ 2252.127408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.127408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.127408][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.127408][ T10] netlink_unicast+0x449/0x710 [ 2252.127408][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.127408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.127408][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.127408][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.127408][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.127408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.127408][ T10] [ 2252.129523][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.129523][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.129523][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.129523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.129523][ T10] ip6_route_add+0x1c/0x140 [ 2252.129523][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2252.129523][ T10] addrconf_add_dev+0xe2/0x170 [ 2252.129523][ T10] inet6_addr_add+0x12f/0xa40 [ 2252.129523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.129523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.129523][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.129523][ T10] netlink_unicast+0x449/0x710 [ 2252.129523][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.129523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.129523][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.129523][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.129523][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.129523][ T10] [ 2252.131615][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.131615][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2252.131615][ T10] ipv6_find_idev+0x102/0x170 [ 2252.131615][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.131615][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.131615][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.131615][ T10] netlink_unicast+0x449/0x710 [ 2252.131615][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.131615][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.131615][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.131615][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.131615][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.131615][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.131615][ T10] [ 2252.133246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2252.133246][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2252.133246][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2252.133246][ T10] ipv6_find_idev+0x102/0x170 [ 2252.133246][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.133246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.133246][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.133246][ T10] netlink_unicast+0x449/0x710 [ 2252.133246][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.133246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.133246][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.133246][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.133246][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.133246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.133246][ T10] [ 2252.135077][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2252.135397][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2252.135397][ T10] dst_init+0x84/0x4a0 [ 2252.135397][ T10] dst_alloc+0x97/0x150 [ 2252.135397][ T10] ip6_dst_alloc+0x23/0x90 [ 2252.135397][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2252.135397][ T10] ip6_pol_route+0x56f/0x840 [ 2252.135397][ T10] fib6_rule_lookup+0x456/0x630 [ 2252.135397][ T10] ip6_route_input+0x59c/0xa50 [ 2252.135397][ T10] ipv6_rcv+0x397/0x810 [ 2252.135397][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2252.135397][ T10] process_backlog+0x101/0x620 [ 2252.135397][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2252.135397][ T10] net_rx_action+0x495/0xbe0 [ 2252.135397][ T10] __do_softirq+0x1b5/0x7f6 [ 2252.135397][ T10] [ 2252.137145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.137145][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2252.137145][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2252.137145][ T10] fib6_nh_init+0xa22/0x1580 [ 2252.137145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.137145][ T10] ip6_route_add+0x1c/0x140 [ 2252.137145][ T10] inet6_rtm_newroute+0x104/0x110 [ 2252.137145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.137145][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.137145][ T10] netlink_unicast+0x449/0x710 [ 2252.137145][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.137145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.137145][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.137145][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.137145][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.137145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.137145][ T10] [ 2252.139175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.139175][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.139175][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.139175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.139175][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2252.139175][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2252.139175][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2252.139175][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2252.139175][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2252.139175][ T10] addrconf_dad_begin+0x310/0x670 [ 2252.139175][ T10] addrconf_dad_work+0x10b/0xab0 [ 2252.139175][ T10] process_one_work+0x84d/0x18a0 [ 2252.139175][ T10] worker_thread+0x587/0xd30 [ 2252.139175][ T10] kthread+0x28a/0x350 [ 2252.139175][ T10] ret_from_fork+0x31/0x70 [ 2252.139175][ T10] ret_from_fork_asm+0x1a/0x30 [ 2252.139175][ T10] [ 2252.141202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.141202][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.141202][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.141202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.141202][ T10] ip6_route_add+0x1c/0x140 [ 2252.141202][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2252.141202][ T10] inet6_addr_add+0x4f8/0xa40 [ 2252.141202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.141202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.141202][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.141202][ T10] netlink_unicast+0x449/0x710 [ 2252.141202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.141202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.141202][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.141202][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.141202][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.141202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.141202][ T10] [ 2252.143329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.143329][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.143329][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.143329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.143329][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2252.143329][ T10] ipv6_add_addr+0x411/0x2000 [ 2252.143329][ T10] inet6_addr_add+0x30e/0xa40 [ 2252.143329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.143329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.143329][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.143329][ T10] netlink_unicast+0x449/0x710 [ 2252.143329][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.143329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.143329][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.143329][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.143329][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.143329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.143329][ T10] [ 2252.145452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.145452][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.145452][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.145452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.145452][ T10] ip6_route_add+0x1c/0x140 [ 2252.145452][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2252.145452][ T10] addrconf_add_dev+0xe2/0x170 [ 2252.145452][ T10] inet6_addr_add+0x12f/0xa40 [ 2252.145452][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.145452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.145452][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.145452][ T10] netlink_unicast+0x449/0x710 [ 2252.145452][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.145452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.145452][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.145452][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.145452][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.145452][ T10] [ 2252.147672][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.147672][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2252.147672][ T10] ipv6_find_idev+0x102/0x170 [ 2252.147672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.147672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.147672][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.147672][ T10] netlink_unicast+0x449/0x710 [ 2252.147672][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.147672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.147672][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.147672][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.147672][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.147672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.147672][ T10] [ 2252.149486][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2252.149486][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2252.149486][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2252.149486][ T10] ipv6_find_idev+0x102/0x170 [ 2252.149486][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.149486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.149486][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.149486][ T10] netlink_unicast+0x449/0x710 [ 2252.149486][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.149486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.149486][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.149486][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.149486][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.149486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.149486][ T10] [ 2252.151595][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2252.151889][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2252.151889][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.151889][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.151889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.151889][ T10] ip6_route_add+0x1c/0x140 [ 2252.151889][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2252.151889][ T10] inet6_addr_add+0x4f8/0xa40 [ 2252.151889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.151889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.151889][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.151889][ T10] netlink_unicast+0x449/0x710 [ 2252.151889][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.151889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.151889][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.151889][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.151889][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.151889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.151889][ T10] [ 2252.154254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2252.154254][ T10] netdev_get_by_index+0x5e/0x80 [ 2252.154254][ T10] fib6_nh_init+0x3d8/0x1580 [ 2252.154254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2252.154254][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2252.154254][ T10] ipv6_add_addr+0x411/0x2000 [ 2252.154254][ T10] inet6_addr_add+0x30e/0xa40 [ 2252.154254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2252.154254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.154254][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.154254][ T10] netlink_unicast+0x449/0x710 [ 2252.154254][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.154254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.154254][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.154254][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.154254][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.154254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.154254][ T10] [ 2252.156613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2252.156613][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2252.156613][ T10] ipv6_find_idev+0x102/0x170 [ 2252.156613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.156613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.156613][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.156613][ T10] netlink_unicast+0x449/0x710 [ 2252.156613][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.156613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.156613][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.156613][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.156613][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.156613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.156613][ T10] [ 2252.158443][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2252.158443][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2252.158443][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2252.158443][ T10] ipv6_find_idev+0x102/0x170 [ 2252.158443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2252.158443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2252.158443][ T10] netlink_rcv_skb+0x130/0x360 [ 2252.158443][ T10] netlink_unicast+0x449/0x710 [ 2252.158443][ T10] netlink_sendmsg+0x723/0xbe0 [ 2252.158443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2252.158443][ T10] ___sys_sendmsg+0xee/0x170 [ 2252.158443][ T10] __sys_sendmsg+0xcd/0x170 [ 2252.158443][ T10] do_syscall_64+0xc6/0x1e0 [ 2252.158443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2252.158443][ T10] [ 2262.398911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2262.399306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.399306][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2262.399306][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2262.399306][ T10] fib6_nh_init+0xa22/0x1580 [ 2262.399306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.399306][ T10] ip6_route_add+0x1c/0x140 [ 2262.399306][ T10] inet6_rtm_newroute+0x104/0x110 [ 2262.399306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.399306][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.399306][ T10] netlink_unicast+0x449/0x710 [ 2262.399306][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.399306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.399306][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.399306][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.399306][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.399306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.399306][ T10] [ 2262.401318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.401318][ T10] dst_init+0x84/0x4a0 [ 2262.401318][ T10] dst_alloc+0x97/0x150 [ 2262.401318][ T10] ip6_dst_alloc+0x23/0x90 [ 2262.401318][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2262.401318][ T10] ip6_pol_route+0x56f/0x840 [ 2262.401318][ T10] fib6_rule_lookup+0x456/0x630 [ 2262.401318][ T10] ip6_route_input+0x59c/0xa50 [ 2262.401318][ T10] ipv6_rcv+0x397/0x810 [ 2262.401318][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2262.401318][ T10] process_backlog+0x101/0x620 [ 2262.401318][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2262.401318][ T10] net_rx_action+0x495/0xbe0 [ 2262.401318][ T10] __do_softirq+0x1b5/0x7f6 [ 2262.401318][ T10] [ 2262.403049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.403049][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.403049][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.403049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.403049][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2262.403049][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2262.403049][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2262.403049][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2262.403049][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2262.403049][ T10] addrconf_dad_begin+0x310/0x670 [ 2262.403049][ T10] addrconf_dad_work+0x10b/0xab0 [ 2262.403049][ T10] process_one_work+0x84d/0x18a0 [ 2262.403049][ T10] worker_thread+0x587/0xd30 [ 2262.403049][ T10] kthread+0x28a/0x350 [ 2262.403049][ T10] ret_from_fork+0x31/0x70 [ 2262.403049][ T10] ret_from_fork_asm+0x1a/0x30 [ 2262.403049][ T10] [ 2262.405082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.405082][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.405082][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.405082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.405082][ T10] ip6_route_add+0x1c/0x140 [ 2262.405082][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2262.405082][ T10] inet6_addr_add+0x4f8/0xa40 [ 2262.405082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.405082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.405082][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.405082][ T10] netlink_unicast+0x449/0x710 [ 2262.405082][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.405082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.405082][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.405082][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.405082][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.405082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.405082][ T10] [ 2262.407181][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.407181][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.407181][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.407181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.407181][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2262.407181][ T10] ipv6_add_addr+0x411/0x2000 [ 2262.407181][ T10] inet6_addr_add+0x30e/0xa40 [ 2262.407181][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.407181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.407181][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.407181][ T10] netlink_unicast+0x449/0x710 [ 2262.407181][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.407181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.407181][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.407181][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.407181][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.407181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.407181][ T10] [ 2262.409280][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.409280][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.409280][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.409280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.409280][ T10] ip6_route_add+0x1c/0x140 [ 2262.409280][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2262.409280][ T10] addrconf_add_dev+0xe2/0x170 [ 2262.409280][ T10] inet6_addr_add+0x12f/0xa40 [ 2262.409280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.409280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.409280][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.409280][ T10] netlink_unicast+0x449/0x710 [ 2262.409280][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.409280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.409280][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.409280][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.409280][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.409280][ T10] [ 2262.411341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.411341][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2262.411341][ T10] ipv6_find_idev+0x102/0x170 [ 2262.411341][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.411341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.411341][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.411341][ T10] netlink_unicast+0x449/0x710 [ 2262.411341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.411341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.411341][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.411341][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.411341][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.411341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.411341][ T10] [ 2262.412953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2262.412953][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2262.412953][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2262.412953][ T10] ipv6_find_idev+0x102/0x170 [ 2262.412953][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.412953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.412953][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.412953][ T10] netlink_unicast+0x449/0x710 [ 2262.412953][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.412953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.412953][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.412953][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.412953][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.412953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.412953][ T10] [ 2262.414737][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2262.415038][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2262.415038][ T10] dst_init+0x84/0x4a0 [ 2262.415038][ T10] dst_alloc+0x97/0x150 [ 2262.415038][ T10] ip6_dst_alloc+0x23/0x90 [ 2262.415038][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2262.415038][ T10] ip6_pol_route+0x56f/0x840 [ 2262.415038][ T10] fib6_rule_lookup+0x456/0x630 [ 2262.415038][ T10] ip6_route_input+0x59c/0xa50 [ 2262.415038][ T10] ipv6_rcv+0x397/0x810 [ 2262.415038][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2262.415038][ T10] process_backlog+0x101/0x620 [ 2262.415038][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2262.415038][ T10] net_rx_action+0x495/0xbe0 [ 2262.415038][ T10] __do_softirq+0x1b5/0x7f6 [ 2262.415038][ T10] [ 2262.416727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.416727][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2262.416727][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2262.416727][ T10] fib6_nh_init+0xa22/0x1580 [ 2262.416727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.416727][ T10] ip6_route_add+0x1c/0x140 [ 2262.416727][ T10] inet6_rtm_newroute+0x104/0x110 [ 2262.416727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.416727][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.416727][ T10] netlink_unicast+0x449/0x710 [ 2262.416727][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.416727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.416727][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.416727][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.416727][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.416727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.416727][ T10] [ 2262.418632][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.418632][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.418632][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.418632][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.418632][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2262.418632][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2262.418632][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2262.418632][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2262.418632][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2262.418632][ T10] addrconf_dad_begin+0x310/0x670 [ 2262.418632][ T10] addrconf_dad_work+0x10b/0xab0 [ 2262.418632][ T10] process_one_work+0x84d/0x18a0 [ 2262.418632][ T10] worker_thread+0x587/0xd30 [ 2262.418632][ T10] kthread+0x28a/0x350 [ 2262.418632][ T10] ret_from_fork+0x31/0x70 [ 2262.418632][ T10] ret_from_fork_asm+0x1a/0x30 [ 2262.418632][ T10] [ 2262.420555][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.420555][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.420555][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.420555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.420555][ T10] ip6_route_add+0x1c/0x140 [ 2262.420555][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2262.420555][ T10] inet6_addr_add+0x4f8/0xa40 [ 2262.420555][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.420555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.420555][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.420555][ T10] netlink_unicast+0x449/0x710 [ 2262.420555][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.420555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.420555][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.420555][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.420555][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.420555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.420555][ T10] [ 2262.422562][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.422562][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.422562][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.422562][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.422562][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2262.422562][ T10] ipv6_add_addr+0x411/0x2000 [ 2262.422562][ T10] inet6_addr_add+0x30e/0xa40 [ 2262.422562][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.422562][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.422562][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.422562][ T10] netlink_unicast+0x449/0x710 [ 2262.422562][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.422562][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.422562][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.422562][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.422562][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.422562][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.422562][ T10] [ 2262.424609][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.424609][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.424609][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.424609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.424609][ T10] ip6_route_add+0x1c/0x140 [ 2262.424609][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2262.424609][ T10] addrconf_add_dev+0xe2/0x170 [ 2262.424609][ T10] inet6_addr_add+0x12f/0xa40 [ 2262.424609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.424609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.424609][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.424609][ T10] netlink_unicast+0x449/0x710 [ 2262.424609][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.424609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.424609][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.424609][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.424609][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.424609][ T10] [ 2262.426672][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.426672][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2262.426672][ T10] ipv6_find_idev+0x102/0x170 [ 2262.426672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.426672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.426672][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.426672][ T10] netlink_unicast+0x449/0x710 [ 2262.426672][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.426672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.426672][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.426672][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.426672][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.426672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.426672][ T10] [ 2262.428383][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2262.428383][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2262.428383][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2262.428383][ T10] ipv6_find_idev+0x102/0x170 [ 2262.428383][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.428383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.428383][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.428383][ T10] netlink_unicast+0x449/0x710 [ 2262.428383][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.428383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.428383][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.428383][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.428383][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.428383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.428383][ T10] [ 2262.430251][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2262.430519][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2262.430519][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.430519][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.430519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.430519][ T10] ip6_route_add+0x1c/0x140 [ 2262.430519][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2262.430519][ T10] inet6_addr_add+0x4f8/0xa40 [ 2262.430519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.430519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.430519][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.430519][ T10] netlink_unicast+0x449/0x710 [ 2262.430519][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.430519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.430519][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.430519][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.430519][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.430519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.430519][ T10] [ 2262.432668][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2262.432668][ T10] netdev_get_by_index+0x5e/0x80 [ 2262.432668][ T10] fib6_nh_init+0x3d8/0x1580 [ 2262.432668][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2262.432668][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2262.432668][ T10] ipv6_add_addr+0x411/0x2000 [ 2262.432668][ T10] inet6_addr_add+0x30e/0xa40 [ 2262.432668][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2262.432668][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.432668][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.432668][ T10] netlink_unicast+0x449/0x710 [ 2262.432668][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.432668][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.432668][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.432668][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.432668][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.432668][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.432668][ T10] [ 2262.434804][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2262.434804][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2262.434804][ T10] ipv6_find_idev+0x102/0x170 [ 2262.434804][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.434804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.434804][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.434804][ T10] netlink_unicast+0x449/0x710 [ 2262.434804][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.434804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.434804][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.434804][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.434804][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.434804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.434804][ T10] [ 2262.436420][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2262.436420][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2262.436420][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2262.436420][ T10] ipv6_find_idev+0x102/0x170 [ 2262.436420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2262.436420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2262.436420][ T10] netlink_rcv_skb+0x130/0x360 [ 2262.436420][ T10] netlink_unicast+0x449/0x710 [ 2262.436420][ T10] netlink_sendmsg+0x723/0xbe0 [ 2262.436420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2262.436420][ T10] ___sys_sendmsg+0xee/0x170 [ 2262.436420][ T10] __sys_sendmsg+0xcd/0x170 [ 2262.436420][ T10] do_syscall_64+0xc6/0x1e0 [ 2262.436420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2262.436420][ T10] [ 2272.606943][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2272.607368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.607368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2272.607368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2272.607368][ T10] fib6_nh_init+0xa22/0x1580 [ 2272.607368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.607368][ T10] ip6_route_add+0x1c/0x140 [ 2272.607368][ T10] inet6_rtm_newroute+0x104/0x110 [ 2272.607368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.607368][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.607368][ T10] netlink_unicast+0x449/0x710 [ 2272.607368][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.607368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.607368][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.607368][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.607368][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.607368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.607368][ T10] [ 2272.609431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.609431][ T10] dst_init+0x84/0x4a0 [ 2272.609431][ T10] dst_alloc+0x97/0x150 [ 2272.609431][ T10] ip6_dst_alloc+0x23/0x90 [ 2272.609431][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2272.609431][ T10] ip6_pol_route+0x56f/0x840 [ 2272.609431][ T10] fib6_rule_lookup+0x456/0x630 [ 2272.609431][ T10] ip6_route_input+0x59c/0xa50 [ 2272.609431][ T10] ipv6_rcv+0x397/0x810 [ 2272.609431][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2272.609431][ T10] process_backlog+0x101/0x620 [ 2272.609431][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2272.609431][ T10] net_rx_action+0x495/0xbe0 [ 2272.609431][ T10] __do_softirq+0x1b5/0x7f6 [ 2272.609431][ T10] [ 2272.611336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.611336][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.611336][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.611336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.611336][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2272.611336][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2272.611336][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2272.611336][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2272.611336][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2272.611336][ T10] addrconf_dad_begin+0x310/0x670 [ 2272.611336][ T10] addrconf_dad_work+0x10b/0xab0 [ 2272.611336][ T10] process_one_work+0x84d/0x18a0 [ 2272.611336][ T10] worker_thread+0x587/0xd30 [ 2272.611336][ T10] kthread+0x28a/0x350 [ 2272.611336][ T10] ret_from_fork+0x31/0x70 [ 2272.611336][ T10] ret_from_fork_asm+0x1a/0x30 [ 2272.611336][ T10] [ 2272.613624][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.613624][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.613624][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.613624][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.613624][ T10] ip6_route_add+0x1c/0x140 [ 2272.613624][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2272.613624][ T10] inet6_addr_add+0x4f8/0xa40 [ 2272.613624][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.613624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.613624][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.613624][ T10] netlink_unicast+0x449/0x710 [ 2272.613624][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.613624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.613624][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.613624][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.613624][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.613624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.613624][ T10] [ 2272.616433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.616433][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.616433][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.616433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.616433][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2272.616433][ T10] ipv6_add_addr+0x411/0x2000 [ 2272.616433][ T10] inet6_addr_add+0x30e/0xa40 [ 2272.616433][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.616433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.616433][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.616433][ T10] netlink_unicast+0x449/0x710 [ 2272.616433][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.616433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.616433][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.616433][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.616433][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.616433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.616433][ T10] [ 2272.618583][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.618583][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.618583][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.618583][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.618583][ T10] ip6_route_add+0x1c/0x140 [ 2272.618583][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2272.618583][ T10] addrconf_add_dev+0xe2/0x170 [ 2272.618583][ T10] inet6_addr_add+0x12f/0xa40 [ 2272.618583][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.618583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.618583][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.618583][ T10] netlink_unicast+0x449/0x710 [ 2272.618583][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.618583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.618583][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.618583][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.618583][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.618583][ T10] [ 2272.620698][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.620698][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2272.620698][ T10] ipv6_find_idev+0x102/0x170 [ 2272.620698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.620698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.620698][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.620698][ T10] netlink_unicast+0x449/0x710 [ 2272.620698][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.620698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.620698][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.620698][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.620698][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.620698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.620698][ T10] [ 2272.622344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2272.622344][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2272.622344][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2272.622344][ T10] ipv6_find_idev+0x102/0x170 [ 2272.622344][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.622344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.622344][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.622344][ T10] netlink_unicast+0x449/0x710 [ 2272.622344][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.622344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.622344][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.622344][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.622344][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.622344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.622344][ T10] [ 2272.624183][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2272.624670][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2272.624670][ T10] dst_init+0x84/0x4a0 [ 2272.624670][ T10] dst_alloc+0x97/0x150 [ 2272.624670][ T10] ip6_dst_alloc+0x23/0x90 [ 2272.624670][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2272.624670][ T10] ip6_pol_route+0x56f/0x840 [ 2272.624670][ T10] fib6_rule_lookup+0x456/0x630 [ 2272.624670][ T10] ip6_route_input+0x59c/0xa50 [ 2272.624670][ T10] ipv6_rcv+0x397/0x810 [ 2272.624670][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2272.624670][ T10] process_backlog+0x101/0x620 [ 2272.624670][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2272.624670][ T10] net_rx_action+0x495/0xbe0 [ 2272.624670][ T10] __do_softirq+0x1b5/0x7f6 [ 2272.624670][ T10] [ 2272.626437][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.626437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2272.626437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2272.626437][ T10] fib6_nh_init+0xa22/0x1580 [ 2272.626437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.626437][ T10] ip6_route_add+0x1c/0x140 [ 2272.626437][ T10] inet6_rtm_newroute+0x104/0x110 [ 2272.626437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.626437][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.626437][ T10] netlink_unicast+0x449/0x710 [ 2272.626437][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.626437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.626437][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.626437][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.626437][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.626437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.626437][ T10] [ 2272.628465][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.628465][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.628465][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.628465][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.628465][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2272.628465][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2272.628465][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2272.628465][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2272.628465][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2272.628465][ T10] addrconf_dad_begin+0x310/0x670 [ 2272.628465][ T10] addrconf_dad_work+0x10b/0xab0 [ 2272.628465][ T10] process_one_work+0x84d/0x18a0 [ 2272.628465][ T10] worker_thread+0x587/0xd30 [ 2272.628465][ T10] kthread+0x28a/0x350 [ 2272.628465][ T10] ret_from_fork+0x31/0x70 [ 2272.628465][ T10] ret_from_fork_asm+0x1a/0x30 [ 2272.628465][ T10] [ 2272.630565][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.630565][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.630565][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.630565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.630565][ T10] ip6_route_add+0x1c/0x140 [ 2272.630565][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2272.630565][ T10] inet6_addr_add+0x4f8/0xa40 [ 2272.630565][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.630565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.630565][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.630565][ T10] netlink_unicast+0x449/0x710 [ 2272.630565][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.630565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.630565][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.630565][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.630565][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.630565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.630565][ T10] [ 2272.632721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.632721][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.632721][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.632721][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.632721][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2272.632721][ T10] ipv6_add_addr+0x411/0x2000 [ 2272.632721][ T10] inet6_addr_add+0x30e/0xa40 [ 2272.632721][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.632721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.632721][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.632721][ T10] netlink_unicast+0x449/0x710 [ 2272.632721][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.632721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.632721][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.632721][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.632721][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.632721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.632721][ T10] [ 2272.634881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.634881][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.634881][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.634881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.634881][ T10] ip6_route_add+0x1c/0x140 [ 2272.634881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2272.634881][ T10] addrconf_add_dev+0xe2/0x170 [ 2272.634881][ T10] inet6_addr_add+0x12f/0xa40 [ 2272.634881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.634881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.634881][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.634881][ T10] netlink_unicast+0x449/0x710 [ 2272.634881][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.634881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.634881][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.634881][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.634881][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.634881][ T10] [ 2272.637485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.637485][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2272.637485][ T10] ipv6_find_idev+0x102/0x170 [ 2272.637485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.637485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.637485][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.637485][ T10] netlink_unicast+0x449/0x710 [ 2272.637485][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.637485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.637485][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.637485][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.637485][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.637485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.637485][ T10] [ 2272.639312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2272.639312][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2272.639312][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2272.639312][ T10] ipv6_find_idev+0x102/0x170 [ 2272.639312][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.639312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.639312][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.639312][ T10] netlink_unicast+0x449/0x710 [ 2272.639312][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.639312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.639312][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.639312][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.639312][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.639312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.639312][ T10] [ 2272.641428][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2272.641711][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2272.641711][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.641711][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.641711][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.641711][ T10] ip6_route_add+0x1c/0x140 [ 2272.641711][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2272.641711][ T10] inet6_addr_add+0x4f8/0xa40 [ 2272.641711][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.641711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.641711][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.641711][ T10] netlink_unicast+0x449/0x710 [ 2272.641711][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.641711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.641711][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.641711][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.641711][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.641711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.641711][ T10] [ 2272.644072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2272.644072][ T10] netdev_get_by_index+0x5e/0x80 [ 2272.644072][ T10] fib6_nh_init+0x3d8/0x1580 [ 2272.644072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2272.644072][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2272.644072][ T10] ipv6_add_addr+0x411/0x2000 [ 2272.644072][ T10] inet6_addr_add+0x30e/0xa40 [ 2272.644072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2272.644072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.644072][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.644072][ T10] netlink_unicast+0x449/0x710 [ 2272.644072][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.644072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.644072][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.644072][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.644072][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.644072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.644072][ T10] [ 2272.646424][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2272.646424][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2272.646424][ T10] ipv6_find_idev+0x102/0x170 [ 2272.646424][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.646424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.646424][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.646424][ T10] netlink_unicast+0x449/0x710 [ 2272.646424][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.646424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.646424][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.646424][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.646424][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.646424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.646424][ T10] [ 2272.648233][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2272.648233][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2272.648233][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2272.648233][ T10] ipv6_find_idev+0x102/0x170 [ 2272.648233][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2272.648233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2272.648233][ T10] netlink_rcv_skb+0x130/0x360 [ 2272.648233][ T10] netlink_unicast+0x449/0x710 [ 2272.648233][ T10] netlink_sendmsg+0x723/0xbe0 [ 2272.648233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2272.648233][ T10] ___sys_sendmsg+0xee/0x170 [ 2272.648233][ T10] __sys_sendmsg+0xcd/0x170 [ 2272.648233][ T10] do_syscall_64+0xc6/0x1e0 [ 2272.648233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2272.648233][ T10] [ 2282.886961][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2282.887381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.887381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2282.887381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2282.887381][ T10] fib6_nh_init+0xa22/0x1580 [ 2282.887381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.887381][ T10] ip6_route_add+0x1c/0x140 [ 2282.887381][ T10] inet6_rtm_newroute+0x104/0x110 [ 2282.887381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.887381][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.887381][ T10] netlink_unicast+0x449/0x710 [ 2282.887381][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.887381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.887381][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.887381][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.887381][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.887381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.887381][ T10] [ 2282.889381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.889381][ T10] dst_init+0x84/0x4a0 [ 2282.889381][ T10] dst_alloc+0x97/0x150 [ 2282.889381][ T10] ip6_dst_alloc+0x23/0x90 [ 2282.889381][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2282.889381][ T10] ip6_pol_route+0x56f/0x840 [ 2282.889381][ T10] fib6_rule_lookup+0x456/0x630 [ 2282.889381][ T10] ip6_route_input+0x59c/0xa50 [ 2282.889381][ T10] ipv6_rcv+0x397/0x810 [ 2282.889381][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2282.889381][ T10] process_backlog+0x101/0x620 [ 2282.889381][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2282.889381][ T10] net_rx_action+0x495/0xbe0 [ 2282.889381][ T10] __do_softirq+0x1b5/0x7f6 [ 2282.889381][ T10] [ 2282.891103][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.891103][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.891103][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.891103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.891103][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2282.891103][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2282.891103][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2282.891103][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2282.891103][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2282.891103][ T10] addrconf_dad_begin+0x310/0x670 [ 2282.891103][ T10] addrconf_dad_work+0x10b/0xab0 [ 2282.891103][ T10] process_one_work+0x84d/0x18a0 [ 2282.891103][ T10] worker_thread+0x587/0xd30 [ 2282.891103][ T10] kthread+0x28a/0x350 [ 2282.891103][ T10] ret_from_fork+0x31/0x70 [ 2282.891103][ T10] ret_from_fork_asm+0x1a/0x30 [ 2282.891103][ T10] [ 2282.893494][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.893494][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.893494][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.893494][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.893494][ T10] ip6_route_add+0x1c/0x140 [ 2282.893494][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2282.893494][ T10] inet6_addr_add+0x4f8/0xa40 [ 2282.893494][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.893494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.893494][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.893494][ T10] netlink_unicast+0x449/0x710 [ 2282.893494][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.893494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.893494][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.893494][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.893494][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.893494][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.893494][ T10] [ 2282.895601][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.895601][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.895601][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.895601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.895601][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2282.895601][ T10] ipv6_add_addr+0x411/0x2000 [ 2282.895601][ T10] inet6_addr_add+0x30e/0xa40 [ 2282.895601][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.895601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.895601][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.895601][ T10] netlink_unicast+0x449/0x710 [ 2282.895601][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.895601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.895601][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.895601][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.895601][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.895601][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.895601][ T10] [ 2282.897690][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.897690][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.897690][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.897690][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.897690][ T10] ip6_route_add+0x1c/0x140 [ 2282.897690][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2282.897690][ T10] addrconf_add_dev+0xe2/0x170 [ 2282.897690][ T10] inet6_addr_add+0x12f/0xa40 [ 2282.897690][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.897690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.897690][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.897690][ T10] netlink_unicast+0x449/0x710 [ 2282.897690][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.897690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.897690][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.897690][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.897690][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.897690][ T10] [ 2282.899763][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.899763][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2282.899763][ T10] ipv6_find_idev+0x102/0x170 [ 2282.899763][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.899763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.899763][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.899763][ T10] netlink_unicast+0x449/0x710 [ 2282.899763][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.899763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.899763][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.899763][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.899763][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.899763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.899763][ T10] [ 2282.901383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2282.901383][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2282.901383][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2282.901383][ T10] ipv6_find_idev+0x102/0x170 [ 2282.901383][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.901383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.901383][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.901383][ T10] netlink_unicast+0x449/0x710 [ 2282.901383][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.901383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.901383][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.901383][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.901383][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.901383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.901383][ T10] [ 2282.903167][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2282.903456][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2282.903456][ T10] dst_init+0x84/0x4a0 [ 2282.903456][ T10] dst_alloc+0x97/0x150 [ 2282.903456][ T10] ip6_dst_alloc+0x23/0x90 [ 2282.903456][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2282.903456][ T10] ip6_pol_route+0x56f/0x840 [ 2282.903456][ T10] fib6_rule_lookup+0x456/0x630 [ 2282.903456][ T10] ip6_route_input+0x59c/0xa50 [ 2282.903456][ T10] ipv6_rcv+0x397/0x810 [ 2282.903456][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2282.903456][ T10] process_backlog+0x101/0x620 [ 2282.903456][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2282.903456][ T10] net_rx_action+0x495/0xbe0 [ 2282.903456][ T10] __do_softirq+0x1b5/0x7f6 [ 2282.903456][ T10] [ 2282.905176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.905176][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2282.905176][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2282.905176][ T10] fib6_nh_init+0xa22/0x1580 [ 2282.905176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.905176][ T10] ip6_route_add+0x1c/0x140 [ 2282.905176][ T10] inet6_rtm_newroute+0x104/0x110 [ 2282.905176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.905176][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.905176][ T10] netlink_unicast+0x449/0x710 [ 2282.905176][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.905176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.905176][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.905176][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.905176][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.905176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.905176][ T10] [ 2282.907142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.907142][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.907142][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.907142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.907142][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2282.907142][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2282.907142][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2282.907142][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2282.907142][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2282.907142][ T10] addrconf_dad_begin+0x310/0x670 [ 2282.907142][ T10] addrconf_dad_work+0x10b/0xab0 [ 2282.907142][ T10] process_one_work+0x84d/0x18a0 [ 2282.907142][ T10] worker_thread+0x587/0xd30 [ 2282.907142][ T10] kthread+0x28a/0x350 [ 2282.907142][ T10] ret_from_fork+0x31/0x70 [ 2282.907142][ T10] ret_from_fork_asm+0x1a/0x30 [ 2282.907142][ T10] [ 2282.909142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.909142][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.909142][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.909142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.909142][ T10] ip6_route_add+0x1c/0x140 [ 2282.909142][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2282.909142][ T10] inet6_addr_add+0x4f8/0xa40 [ 2282.909142][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.909142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.909142][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.909142][ T10] netlink_unicast+0x449/0x710 [ 2282.909142][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.909142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.909142][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.909142][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.909142][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.909142][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.909142][ T10] [ 2282.911228][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.911228][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.911228][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.911228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.911228][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2282.911228][ T10] ipv6_add_addr+0x411/0x2000 [ 2282.911228][ T10] inet6_addr_add+0x30e/0xa40 [ 2282.911228][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.911228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.911228][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.911228][ T10] netlink_unicast+0x449/0x710 [ 2282.911228][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.911228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.911228][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.911228][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.911228][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.911228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.911228][ T10] [ 2282.913312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.913312][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.913312][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.913312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.913312][ T10] ip6_route_add+0x1c/0x140 [ 2282.913312][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2282.913312][ T10] addrconf_add_dev+0xe2/0x170 [ 2282.913312][ T10] inet6_addr_add+0x12f/0xa40 [ 2282.913312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.913312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.913312][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.913312][ T10] netlink_unicast+0x449/0x710 [ 2282.913312][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.913312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.913312][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.913312][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.913312][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.913312][ T10] [ 2282.915489][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.915489][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2282.915489][ T10] ipv6_find_idev+0x102/0x170 [ 2282.915489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.915489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.915489][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.915489][ T10] netlink_unicast+0x449/0x710 [ 2282.915489][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.915489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.915489][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.915489][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.915489][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.915489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.915489][ T10] [ 2282.917354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2282.917354][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2282.917354][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2282.917354][ T10] ipv6_find_idev+0x102/0x170 [ 2282.917354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.917354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.917354][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.917354][ T10] netlink_unicast+0x449/0x710 [ 2282.917354][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.917354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.917354][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.917354][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.917354][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.917354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.917354][ T10] [ 2282.919377][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2282.919621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2282.919621][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.919621][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.919621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.919621][ T10] ip6_route_add+0x1c/0x140 [ 2282.919621][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2282.919621][ T10] inet6_addr_add+0x4f8/0xa40 [ 2282.919621][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.919621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.919621][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.919621][ T10] netlink_unicast+0x449/0x710 [ 2282.919621][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.919621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.919621][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.919621][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.919621][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.919621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.919621][ T10] [ 2282.921958][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2282.921958][ T10] netdev_get_by_index+0x5e/0x80 [ 2282.921958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2282.921958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2282.921958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2282.921958][ T10] ipv6_add_addr+0x411/0x2000 [ 2282.921958][ T10] inet6_addr_add+0x30e/0xa40 [ 2282.921958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2282.921958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.921958][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.921958][ T10] netlink_unicast+0x449/0x710 [ 2282.921958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.921958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.921958][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.921958][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.921958][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.921958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.921958][ T10] [ 2282.924284][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2282.924284][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2282.924284][ T10] ipv6_find_idev+0x102/0x170 [ 2282.924284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.924284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.924284][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.924284][ T10] netlink_unicast+0x449/0x710 [ 2282.924284][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.924284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.924284][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.924284][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.924284][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.924284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.924284][ T10] [ 2282.926153][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2282.926153][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2282.926153][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2282.926153][ T10] ipv6_find_idev+0x102/0x170 [ 2282.926153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2282.926153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2282.926153][ T10] netlink_rcv_skb+0x130/0x360 [ 2282.926153][ T10] netlink_unicast+0x449/0x710 [ 2282.926153][ T10] netlink_sendmsg+0x723/0xbe0 [ 2282.926153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2282.926153][ T10] ___sys_sendmsg+0xee/0x170 [ 2282.926153][ T10] __sys_sendmsg+0xcd/0x170 [ 2282.926153][ T10] do_syscall_64+0xc6/0x1e0 [ 2282.926153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2282.926153][ T10] [ 2293.166938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2293.167409][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.167409][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2293.167409][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2293.167409][ T10] fib6_nh_init+0xa22/0x1580 [ 2293.167409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.167409][ T10] ip6_route_add+0x1c/0x140 [ 2293.167409][ T10] inet6_rtm_newroute+0x104/0x110 [ 2293.167409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.167409][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.167409][ T10] netlink_unicast+0x449/0x710 [ 2293.167409][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.167409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.167409][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.167409][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.167409][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.167409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.167409][ T10] [ 2293.169402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.169402][ T10] dst_init+0x84/0x4a0 [ 2293.169402][ T10] dst_alloc+0x97/0x150 [ 2293.169402][ T10] ip6_dst_alloc+0x23/0x90 [ 2293.169402][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2293.169402][ T10] ip6_pol_route+0x56f/0x840 [ 2293.169402][ T10] fib6_rule_lookup+0x456/0x630 [ 2293.169402][ T10] ip6_route_input+0x59c/0xa50 [ 2293.169402][ T10] ipv6_rcv+0x397/0x810 [ 2293.169402][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2293.169402][ T10] process_backlog+0x101/0x620 [ 2293.169402][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2293.169402][ T10] net_rx_action+0x495/0xbe0 [ 2293.169402][ T10] __do_softirq+0x1b5/0x7f6 [ 2293.169402][ T10] [ 2293.171129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.171129][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.171129][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.171129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.171129][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2293.171129][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2293.171129][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2293.171129][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2293.171129][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2293.171129][ T10] addrconf_dad_begin+0x310/0x670 [ 2293.171129][ T10] addrconf_dad_work+0x10b/0xab0 [ 2293.171129][ T10] process_one_work+0x84d/0x18a0 [ 2293.171129][ T10] worker_thread+0x587/0xd30 [ 2293.171129][ T10] kthread+0x28a/0x350 [ 2293.171129][ T10] ret_from_fork+0x31/0x70 [ 2293.171129][ T10] ret_from_fork_asm+0x1a/0x30 [ 2293.171129][ T10] [ 2293.173689][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.173689][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.173689][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.173689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.173689][ T10] ip6_route_add+0x1c/0x140 [ 2293.173689][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2293.173689][ T10] inet6_addr_add+0x4f8/0xa40 [ 2293.173689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.173689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.173689][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.173689][ T10] netlink_unicast+0x449/0x710 [ 2293.173689][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.173689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.173689][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.173689][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.173689][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.173689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.173689][ T10] [ 2293.175784][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.175784][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.175784][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.175784][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.175784][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2293.175784][ T10] ipv6_add_addr+0x411/0x2000 [ 2293.175784][ T10] inet6_addr_add+0x30e/0xa40 [ 2293.175784][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.175784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.175784][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.175784][ T10] netlink_unicast+0x449/0x710 [ 2293.175784][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.175784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.175784][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.175784][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.175784][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.175784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.175784][ T10] [ 2293.177873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.177873][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.177873][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.177873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.177873][ T10] ip6_route_add+0x1c/0x140 [ 2293.177873][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2293.177873][ T10] addrconf_add_dev+0xe2/0x170 [ 2293.177873][ T10] inet6_addr_add+0x12f/0xa40 [ 2293.177873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.177873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.177873][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.177873][ T10] netlink_unicast+0x449/0x710 [ 2293.177873][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.177873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.177873][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.177873][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.177873][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.177873][ T10] [ 2293.179943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.179943][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2293.179943][ T10] ipv6_find_idev+0x102/0x170 [ 2293.179943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.179943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.179943][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.179943][ T10] netlink_unicast+0x449/0x710 [ 2293.179943][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.179943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.179943][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.179943][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.179943][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.179943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.179943][ T10] [ 2293.181559][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2293.181559][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2293.181559][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2293.181559][ T10] ipv6_find_idev+0x102/0x170 [ 2293.181559][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.181559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.181559][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.181559][ T10] netlink_unicast+0x449/0x710 [ 2293.181559][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.181559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.181559][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.181559][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.181559][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.181559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.181559][ T10] [ 2293.183347][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2293.183636][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2293.183636][ T10] dst_init+0x84/0x4a0 [ 2293.183636][ T10] dst_alloc+0x97/0x150 [ 2293.183636][ T10] ip6_dst_alloc+0x23/0x90 [ 2293.183636][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2293.183636][ T10] ip6_pol_route+0x56f/0x840 [ 2293.183636][ T10] fib6_rule_lookup+0x456/0x630 [ 2293.183636][ T10] ip6_route_input+0x59c/0xa50 [ 2293.183636][ T10] ipv6_rcv+0x397/0x810 [ 2293.183636][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2293.183636][ T10] process_backlog+0x101/0x620 [ 2293.183636][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2293.183636][ T10] net_rx_action+0x495/0xbe0 [ 2293.183636][ T10] __do_softirq+0x1b5/0x7f6 [ 2293.183636][ T10] [ 2293.185725][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.185725][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2293.185725][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2293.185725][ T10] fib6_nh_init+0xa22/0x1580 [ 2293.185725][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.185725][ T10] ip6_route_add+0x1c/0x140 [ 2293.185725][ T10] inet6_rtm_newroute+0x104/0x110 [ 2293.185725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.185725][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.185725][ T10] netlink_unicast+0x449/0x710 [ 2293.185725][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.185725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.185725][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.185725][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.185725][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.185725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.185725][ T10] [ 2293.187686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.187686][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.187686][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.187686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.187686][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2293.187686][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2293.187686][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2293.187686][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2293.187686][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2293.187686][ T10] addrconf_dad_begin+0x310/0x670 [ 2293.187686][ T10] addrconf_dad_work+0x10b/0xab0 [ 2293.187686][ T10] process_one_work+0x84d/0x18a0 [ 2293.187686][ T10] worker_thread+0x587/0xd30 [ 2293.187686][ T10] kthread+0x28a/0x350 [ 2293.187686][ T10] ret_from_fork+0x31/0x70 [ 2293.187686][ T10] ret_from_fork_asm+0x1a/0x30 [ 2293.187686][ T10] [ 2293.189695][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.189695][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.189695][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.189695][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.189695][ T10] ip6_route_add+0x1c/0x140 [ 2293.189695][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2293.189695][ T10] inet6_addr_add+0x4f8/0xa40 [ 2293.189695][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.189695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.189695][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.189695][ T10] netlink_unicast+0x449/0x710 [ 2293.189695][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.189695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.189695][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.189695][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.189695][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.189695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.189695][ T10] [ 2293.191728][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.191728][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.191728][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.191728][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.191728][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2293.191728][ T10] ipv6_add_addr+0x411/0x2000 [ 2293.191728][ T10] inet6_addr_add+0x30e/0xa40 [ 2293.191728][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.191728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.191728][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.191728][ T10] netlink_unicast+0x449/0x710 [ 2293.191728][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.191728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.191728][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.191728][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.191728][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.191728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.191728][ T10] [ 2293.193769][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.193769][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.193769][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.193769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.193769][ T10] ip6_route_add+0x1c/0x140 [ 2293.193769][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2293.193769][ T10] addrconf_add_dev+0xe2/0x170 [ 2293.193769][ T10] inet6_addr_add+0x12f/0xa40 [ 2293.193769][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.193769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.193769][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.193769][ T10] netlink_unicast+0x449/0x710 [ 2293.193769][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.193769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.193769][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.193769][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.193769][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.193769][ T10] [ 2293.195895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.195895][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2293.195895][ T10] ipv6_find_idev+0x102/0x170 [ 2293.195895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.195895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.195895][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.195895][ T10] netlink_unicast+0x449/0x710 [ 2293.195895][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.195895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.195895][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.195895][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.195895][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.195895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.195895][ T10] [ 2293.197638][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2293.197638][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2293.197638][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2293.197638][ T10] ipv6_find_idev+0x102/0x170 [ 2293.197638][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.197638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.197638][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.197638][ T10] netlink_unicast+0x449/0x710 [ 2293.197638][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.197638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.197638][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.197638][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.197638][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.197638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.197638][ T10] [ 2293.199638][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2293.199891][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2293.199891][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.199891][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.199891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.199891][ T10] ip6_route_add+0x1c/0x140 [ 2293.199891][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2293.199891][ T10] inet6_addr_add+0x4f8/0xa40 [ 2293.199891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.199891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.199891][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.199891][ T10] netlink_unicast+0x449/0x710 [ 2293.199891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.199891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.199891][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.199891][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.199891][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.199891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.199891][ T10] [ 2293.202163][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2293.202163][ T10] netdev_get_by_index+0x5e/0x80 [ 2293.202163][ T10] fib6_nh_init+0x3d8/0x1580 [ 2293.202163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2293.202163][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2293.202163][ T10] ipv6_add_addr+0x411/0x2000 [ 2293.202163][ T10] inet6_addr_add+0x30e/0xa40 [ 2293.202163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2293.202163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.202163][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.202163][ T10] netlink_unicast+0x449/0x710 [ 2293.202163][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.202163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.202163][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.202163][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.202163][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.202163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.202163][ T10] [ 2293.204449][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2293.204449][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2293.204449][ T10] ipv6_find_idev+0x102/0x170 [ 2293.204449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.204449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.204449][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.204449][ T10] netlink_unicast+0x449/0x710 [ 2293.204449][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.204449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.204449][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.204449][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.204449][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.204449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.204449][ T10] [ 2293.206190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2293.206190][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2293.206190][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2293.206190][ T10] ipv6_find_idev+0x102/0x170 [ 2293.206190][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2293.206190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2293.206190][ T10] netlink_rcv_skb+0x130/0x360 [ 2293.206190][ T10] netlink_unicast+0x449/0x710 [ 2293.206190][ T10] netlink_sendmsg+0x723/0xbe0 [ 2293.206190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2293.206190][ T10] ___sys_sendmsg+0xee/0x170 [ 2293.206190][ T10] __sys_sendmsg+0xcd/0x170 [ 2293.206190][ T10] do_syscall_64+0xc6/0x1e0 [ 2293.206190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2293.206190][ T10] [ 2303.448824][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2303.449212][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.449212][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2303.449212][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2303.449212][ T10] fib6_nh_init+0xa22/0x1580 [ 2303.449212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.449212][ T10] ip6_route_add+0x1c/0x140 [ 2303.449212][ T10] inet6_rtm_newroute+0x104/0x110 [ 2303.449212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.449212][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.449212][ T10] netlink_unicast+0x449/0x710 [ 2303.449212][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.449212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.449212][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.449212][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.449212][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.449212][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.449212][ T10] [ 2303.451268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.451268][ T10] dst_init+0x84/0x4a0 [ 2303.451268][ T10] dst_alloc+0x97/0x150 [ 2303.451268][ T10] ip6_dst_alloc+0x23/0x90 [ 2303.451268][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2303.451268][ T10] ip6_pol_route+0x56f/0x840 [ 2303.451268][ T10] fib6_rule_lookup+0x456/0x630 [ 2303.451268][ T10] ip6_route_input+0x59c/0xa50 [ 2303.451268][ T10] ipv6_rcv+0x397/0x810 [ 2303.451268][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2303.451268][ T10] process_backlog+0x101/0x620 [ 2303.451268][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2303.451268][ T10] net_rx_action+0x495/0xbe0 [ 2303.451268][ T10] __do_softirq+0x1b5/0x7f6 [ 2303.451268][ T10] [ 2303.453012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.453012][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.453012][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.453012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.453012][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2303.453012][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2303.453012][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2303.453012][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2303.453012][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2303.453012][ T10] addrconf_dad_begin+0x310/0x670 [ 2303.453012][ T10] addrconf_dad_work+0x10b/0xab0 [ 2303.453012][ T10] process_one_work+0x84d/0x18a0 [ 2303.453012][ T10] worker_thread+0x587/0xd30 [ 2303.453012][ T10] kthread+0x28a/0x350 [ 2303.453012][ T10] ret_from_fork+0x31/0x70 [ 2303.453012][ T10] ret_from_fork_asm+0x1a/0x30 [ 2303.453012][ T10] [ 2303.455058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.455058][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.455058][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.455058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.455058][ T10] ip6_route_add+0x1c/0x140 [ 2303.455058][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2303.455058][ T10] inet6_addr_add+0x4f8/0xa40 [ 2303.455058][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.455058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.455058][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.455058][ T10] netlink_unicast+0x449/0x710 [ 2303.455058][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.455058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.455058][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.455058][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.455058][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.455058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.455058][ T10] [ 2303.457155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.457155][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.457155][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.457155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.457155][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2303.457155][ T10] ipv6_add_addr+0x411/0x2000 [ 2303.457155][ T10] inet6_addr_add+0x30e/0xa40 [ 2303.457155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.457155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.457155][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.457155][ T10] netlink_unicast+0x449/0x710 [ 2303.457155][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.457155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.457155][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.457155][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.457155][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.457155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.457155][ T10] [ 2303.459293][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.459293][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.459293][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.459293][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.459293][ T10] ip6_route_add+0x1c/0x140 [ 2303.459293][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2303.459293][ T10] addrconf_add_dev+0xe2/0x170 [ 2303.459293][ T10] inet6_addr_add+0x12f/0xa40 [ 2303.459293][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.459293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.459293][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.459293][ T10] netlink_unicast+0x449/0x710 [ 2303.459293][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.459293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.459293][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.459293][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.459293][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.459293][ T10] [ 2303.461380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.461380][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2303.461380][ T10] ipv6_find_idev+0x102/0x170 [ 2303.461380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.461380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.461380][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.461380][ T10] netlink_unicast+0x449/0x710 [ 2303.461380][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.461380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.461380][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.461380][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.461380][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.461380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.461380][ T10] [ 2303.463046][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2303.463046][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2303.463046][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2303.463046][ T10] ipv6_find_idev+0x102/0x170 [ 2303.463046][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.463046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.463046][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.463046][ T10] netlink_unicast+0x449/0x710 [ 2303.463046][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.463046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.463046][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.463046][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.463046][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.463046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.463046][ T10] [ 2303.465065][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2303.465406][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2303.465406][ T10] dst_init+0x84/0x4a0 [ 2303.465406][ T10] dst_alloc+0x97/0x150 [ 2303.465406][ T10] ip6_dst_alloc+0x23/0x90 [ 2303.465406][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2303.465406][ T10] ip6_pol_route+0x56f/0x840 [ 2303.465406][ T10] fib6_rule_lookup+0x456/0x630 [ 2303.465406][ T10] ip6_route_input+0x59c/0xa50 [ 2303.465406][ T10] ipv6_rcv+0x397/0x810 [ 2303.465406][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2303.465406][ T10] process_backlog+0x101/0x620 [ 2303.465406][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2303.465406][ T10] net_rx_action+0x495/0xbe0 [ 2303.465406][ T10] __do_softirq+0x1b5/0x7f6 [ 2303.465406][ T10] [ 2303.467346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.467346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2303.467346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2303.467346][ T10] fib6_nh_init+0xa22/0x1580 [ 2303.467346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.467346][ T10] ip6_route_add+0x1c/0x140 [ 2303.467346][ T10] inet6_rtm_newroute+0x104/0x110 [ 2303.467346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.467346][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.467346][ T10] netlink_unicast+0x449/0x710 [ 2303.467346][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.467346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.467346][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.467346][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.467346][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.467346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.467346][ T10] [ 2303.469379][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.469379][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.469379][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.469379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.469379][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2303.469379][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2303.469379][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2303.469379][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2303.469379][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2303.469379][ T10] addrconf_dad_begin+0x310/0x670 [ 2303.469379][ T10] addrconf_dad_work+0x10b/0xab0 [ 2303.469379][ T10] process_one_work+0x84d/0x18a0 [ 2303.469379][ T10] worker_thread+0x587/0xd30 [ 2303.469379][ T10] kthread+0x28a/0x350 [ 2303.469379][ T10] ret_from_fork+0x31/0x70 [ 2303.469379][ T10] ret_from_fork_asm+0x1a/0x30 [ 2303.469379][ T10] [ 2303.471422][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.471422][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.471422][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.471422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.471422][ T10] ip6_route_add+0x1c/0x140 [ 2303.471422][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2303.471422][ T10] inet6_addr_add+0x4f8/0xa40 [ 2303.471422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.471422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.471422][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.471422][ T10] netlink_unicast+0x449/0x710 [ 2303.471422][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.471422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.471422][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.471422][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.471422][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.471422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.471422][ T10] [ 2303.473730][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.473730][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.473730][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.473730][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.473730][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2303.473730][ T10] ipv6_add_addr+0x411/0x2000 [ 2303.473730][ T10] inet6_addr_add+0x30e/0xa40 [ 2303.473730][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.473730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.473730][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.473730][ T10] netlink_unicast+0x449/0x710 [ 2303.473730][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.473730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.473730][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.473730][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.473730][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.473730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.473730][ T10] [ 2303.475856][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.475856][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.475856][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.475856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.475856][ T10] ip6_route_add+0x1c/0x140 [ 2303.475856][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2303.475856][ T10] addrconf_add_dev+0xe2/0x170 [ 2303.475856][ T10] inet6_addr_add+0x12f/0xa40 [ 2303.475856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.475856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.475856][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.475856][ T10] netlink_unicast+0x449/0x710 [ 2303.475856][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.475856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.475856][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.475856][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.475856][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.475856][ T10] [ 2303.478072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.478072][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2303.478072][ T10] ipv6_find_idev+0x102/0x170 [ 2303.478072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.478072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.478072][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.478072][ T10] netlink_unicast+0x449/0x710 [ 2303.478072][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.478072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.478072][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.478072][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.478072][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.478072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.478072][ T10] [ 2303.479932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2303.479932][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2303.479932][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2303.479932][ T10] ipv6_find_idev+0x102/0x170 [ 2303.479932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.479932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.479932][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.479932][ T10] netlink_unicast+0x449/0x710 [ 2303.479932][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.479932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.479932][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.479932][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.479932][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.479932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.479932][ T10] [ 2303.481962][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2303.482230][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2303.482230][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.482230][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.482230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.482230][ T10] ip6_route_add+0x1c/0x140 [ 2303.482230][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2303.482230][ T10] inet6_addr_add+0x4f8/0xa40 [ 2303.482230][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.482230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.482230][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.482230][ T10] netlink_unicast+0x449/0x710 [ 2303.482230][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.482230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.482230][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.482230][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.482230][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.482230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.482230][ T10] [ 2303.484610][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2303.484610][ T10] netdev_get_by_index+0x5e/0x80 [ 2303.484610][ T10] fib6_nh_init+0x3d8/0x1580 [ 2303.484610][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2303.484610][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2303.484610][ T10] ipv6_add_addr+0x411/0x2000 [ 2303.484610][ T10] inet6_addr_add+0x30e/0xa40 [ 2303.484610][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2303.484610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.484610][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.484610][ T10] netlink_unicast+0x449/0x710 [ 2303.484610][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.484610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.484610][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.484610][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.484610][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.484610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.484610][ T10] [ 2303.486978][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2303.486978][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2303.486978][ T10] ipv6_find_idev+0x102/0x170 [ 2303.486978][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.486978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.486978][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.486978][ T10] netlink_unicast+0x449/0x710 [ 2303.486978][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.486978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.486978][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.486978][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.486978][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.486978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.486978][ T10] [ 2303.488878][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2303.488878][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2303.488878][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2303.488878][ T10] ipv6_find_idev+0x102/0x170 [ 2303.488878][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2303.488878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2303.488878][ T10] netlink_rcv_skb+0x130/0x360 [ 2303.488878][ T10] netlink_unicast+0x449/0x710 [ 2303.488878][ T10] netlink_sendmsg+0x723/0xbe0 [ 2303.488878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2303.488878][ T10] ___sys_sendmsg+0xee/0x170 [ 2303.488878][ T10] __sys_sendmsg+0xcd/0x170 [ 2303.488878][ T10] do_syscall_64+0xc6/0x1e0 [ 2303.488878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2303.488878][ T10] [ 2313.728880][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2313.729468][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.729468][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2313.729468][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2313.729468][ T10] fib6_nh_init+0xa22/0x1580 [ 2313.729468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.729468][ T10] ip6_route_add+0x1c/0x140 [ 2313.729468][ T10] inet6_rtm_newroute+0x104/0x110 [ 2313.729468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.729468][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.729468][ T10] netlink_unicast+0x449/0x710 [ 2313.729468][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.729468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.729468][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.729468][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.729468][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.729468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.729468][ T10] [ 2313.731453][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.731453][ T10] dst_init+0x84/0x4a0 [ 2313.731453][ T10] dst_alloc+0x97/0x150 [ 2313.731453][ T10] ip6_dst_alloc+0x23/0x90 [ 2313.731453][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2313.731453][ T10] ip6_pol_route+0x56f/0x840 [ 2313.731453][ T10] fib6_rule_lookup+0x456/0x630 [ 2313.731453][ T10] ip6_route_input+0x59c/0xa50 [ 2313.731453][ T10] ipv6_rcv+0x397/0x810 [ 2313.731453][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2313.731453][ T10] process_backlog+0x101/0x620 [ 2313.731453][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2313.731453][ T10] net_rx_action+0x495/0xbe0 [ 2313.731453][ T10] __do_softirq+0x1b5/0x7f6 [ 2313.731453][ T10] [ 2313.733208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.733208][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.733208][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.733208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.733208][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2313.733208][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2313.733208][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2313.733208][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2313.733208][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2313.733208][ T10] addrconf_dad_begin+0x310/0x670 [ 2313.733208][ T10] addrconf_dad_work+0x10b/0xab0 [ 2313.733208][ T10] process_one_work+0x84d/0x18a0 [ 2313.733208][ T10] worker_thread+0x587/0xd30 [ 2313.733208][ T10] kthread+0x28a/0x350 [ 2313.733208][ T10] ret_from_fork+0x31/0x70 [ 2313.733208][ T10] ret_from_fork_asm+0x1a/0x30 [ 2313.733208][ T10] [ 2313.735242][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.735242][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.735242][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.735242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.735242][ T10] ip6_route_add+0x1c/0x140 [ 2313.735242][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2313.735242][ T10] inet6_addr_add+0x4f8/0xa40 [ 2313.735242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.735242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.735242][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.735242][ T10] netlink_unicast+0x449/0x710 [ 2313.735242][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.735242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.735242][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.735242][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.735242][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.735242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.735242][ T10] [ 2313.737341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.737341][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.737341][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.737341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.737341][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2313.737341][ T10] ipv6_add_addr+0x411/0x2000 [ 2313.737341][ T10] inet6_addr_add+0x30e/0xa40 [ 2313.737341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.737341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.737341][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.737341][ T10] netlink_unicast+0x449/0x710 [ 2313.737341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.737341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.737341][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.737341][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.737341][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.737341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.737341][ T10] [ 2313.739434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.739434][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.739434][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.739434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.739434][ T10] ip6_route_add+0x1c/0x140 [ 2313.739434][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2313.739434][ T10] addrconf_add_dev+0xe2/0x170 [ 2313.739434][ T10] inet6_addr_add+0x12f/0xa40 [ 2313.739434][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.739434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.739434][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.739434][ T10] netlink_unicast+0x449/0x710 [ 2313.739434][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.739434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.739434][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.739434][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.739434][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.739434][ T10] [ 2313.741499][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.741499][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2313.741499][ T10] ipv6_find_idev+0x102/0x170 [ 2313.741499][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.741499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.741499][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.741499][ T10] netlink_unicast+0x449/0x710 [ 2313.741499][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.741499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.741499][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.741499][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.741499][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.741499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.741499][ T10] [ 2313.743127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2313.743127][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2313.743127][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2313.743127][ T10] ipv6_find_idev+0x102/0x170 [ 2313.743127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.743127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.743127][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.743127][ T10] netlink_unicast+0x449/0x710 [ 2313.743127][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.743127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.743127][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.743127][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.743127][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.743127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.743127][ T10] [ 2313.744914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2313.745227][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2313.745227][ T10] dst_init+0x84/0x4a0 [ 2313.745227][ T10] dst_alloc+0x97/0x150 [ 2313.745227][ T10] ip6_dst_alloc+0x23/0x90 [ 2313.745227][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2313.745227][ T10] ip6_pol_route+0x56f/0x840 [ 2313.745227][ T10] fib6_rule_lookup+0x456/0x630 [ 2313.745227][ T10] ip6_route_input+0x59c/0xa50 [ 2313.745227][ T10] ipv6_rcv+0x397/0x810 [ 2313.745227][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2313.745227][ T10] process_backlog+0x101/0x620 [ 2313.745227][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2313.745227][ T10] net_rx_action+0x495/0xbe0 [ 2313.745227][ T10] __do_softirq+0x1b5/0x7f6 [ 2313.745227][ T10] [ 2313.746947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.746947][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2313.746947][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2313.746947][ T10] fib6_nh_init+0xa22/0x1580 [ 2313.746947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.746947][ T10] ip6_route_add+0x1c/0x140 [ 2313.746947][ T10] inet6_rtm_newroute+0x104/0x110 [ 2313.746947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.746947][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.746947][ T10] netlink_unicast+0x449/0x710 [ 2313.746947][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.746947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.746947][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.746947][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.746947][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.746947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.746947][ T10] [ 2313.748921][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.748921][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.748921][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.748921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.748921][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2313.748921][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2313.748921][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2313.748921][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2313.748921][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2313.748921][ T10] addrconf_dad_begin+0x310/0x670 [ 2313.748921][ T10] addrconf_dad_work+0x10b/0xab0 [ 2313.748921][ T10] process_one_work+0x84d/0x18a0 [ 2313.748921][ T10] worker_thread+0x587/0xd30 [ 2313.748921][ T10] kthread+0x28a/0x350 [ 2313.748921][ T10] ret_from_fork+0x31/0x70 [ 2313.748921][ T10] ret_from_fork_asm+0x1a/0x30 [ 2313.748921][ T10] [ 2313.750934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.750934][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.750934][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.750934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.750934][ T10] ip6_route_add+0x1c/0x140 [ 2313.750934][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2313.750934][ T10] inet6_addr_add+0x4f8/0xa40 [ 2313.750934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.750934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.750934][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.750934][ T10] netlink_unicast+0x449/0x710 [ 2313.750934][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.750934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.750934][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.750934][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.750934][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.750934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.750934][ T10] [ 2313.753046][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.753046][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.753046][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.753046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.753046][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2313.753046][ T10] ipv6_add_addr+0x411/0x2000 [ 2313.753046][ T10] inet6_addr_add+0x30e/0xa40 [ 2313.753046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.753046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.753046][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.753046][ T10] netlink_unicast+0x449/0x710 [ 2313.753046][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.753046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.753046][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.753046][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.753046][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.753046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.753046][ T10] [ 2313.755145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.755145][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.755145][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.755145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.755145][ T10] ip6_route_add+0x1c/0x140 [ 2313.755145][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2313.755145][ T10] addrconf_add_dev+0xe2/0x170 [ 2313.755145][ T10] inet6_addr_add+0x12f/0xa40 [ 2313.755145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.755145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.755145][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.755145][ T10] netlink_unicast+0x449/0x710 [ 2313.755145][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.755145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.755145][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.755145][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.755145][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.755145][ T10] [ 2313.757328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.757328][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2313.757328][ T10] ipv6_find_idev+0x102/0x170 [ 2313.757328][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.757328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.757328][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.757328][ T10] netlink_unicast+0x449/0x710 [ 2313.757328][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.757328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.757328][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.757328][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.757328][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.757328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.757328][ T10] [ 2313.759126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2313.759126][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2313.759126][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2313.759126][ T10] ipv6_find_idev+0x102/0x170 [ 2313.759126][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.759126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.759126][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.759126][ T10] netlink_unicast+0x449/0x710 [ 2313.759126][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.759126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.759126][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.759126][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.759126][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.759126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.759126][ T10] [ 2313.761194][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2313.761459][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2313.761459][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.761459][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.761459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.761459][ T10] ip6_route_add+0x1c/0x140 [ 2313.761459][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2313.761459][ T10] inet6_addr_add+0x4f8/0xa40 [ 2313.761459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.761459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.761459][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.761459][ T10] netlink_unicast+0x449/0x710 [ 2313.761459][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.761459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.761459][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.761459][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.761459][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.761459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.761459][ T10] [ 2313.763807][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2313.763807][ T10] netdev_get_by_index+0x5e/0x80 [ 2313.763807][ T10] fib6_nh_init+0x3d8/0x1580 [ 2313.763807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2313.763807][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2313.763807][ T10] ipv6_add_addr+0x411/0x2000 [ 2313.763807][ T10] inet6_addr_add+0x30e/0xa40 [ 2313.763807][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2313.763807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.763807][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.763807][ T10] netlink_unicast+0x449/0x710 [ 2313.763807][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.763807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.763807][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.763807][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.763807][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.763807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.763807][ T10] [ 2313.766100][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2313.766100][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2313.766100][ T10] ipv6_find_idev+0x102/0x170 [ 2313.766100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.766100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.766100][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.766100][ T10] netlink_unicast+0x449/0x710 [ 2313.766100][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.766100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.766100][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.766100][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.766100][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.766100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.766100][ T10] [ 2313.767898][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2313.767898][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2313.767898][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2313.767898][ T10] ipv6_find_idev+0x102/0x170 [ 2313.767898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2313.767898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2313.767898][ T10] netlink_rcv_skb+0x130/0x360 [ 2313.767898][ T10] netlink_unicast+0x449/0x710 [ 2313.767898][ T10] netlink_sendmsg+0x723/0xbe0 [ 2313.767898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2313.767898][ T10] ___sys_sendmsg+0xee/0x170 [ 2313.767898][ T10] __sys_sendmsg+0xcd/0x170 [ 2313.767898][ T10] do_syscall_64+0xc6/0x1e0 [ 2313.767898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2313.767898][ T10] [ 2323.942932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2323.943379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.943379][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2323.943379][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2323.943379][ T10] fib6_nh_init+0xa22/0x1580 [ 2323.943379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.943379][ T10] ip6_route_add+0x1c/0x140 [ 2323.943379][ T10] inet6_rtm_newroute+0x104/0x110 [ 2323.943379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.943379][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.943379][ T10] netlink_unicast+0x449/0x710 [ 2323.943379][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.943379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.943379][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.943379][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.943379][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.943379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.943379][ T10] [ 2323.945477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.945477][ T10] dst_init+0x84/0x4a0 [ 2323.945477][ T10] dst_alloc+0x97/0x150 [ 2323.945477][ T10] ip6_dst_alloc+0x23/0x90 [ 2323.945477][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2323.945477][ T10] ip6_pol_route+0x56f/0x840 [ 2323.945477][ T10] fib6_rule_lookup+0x456/0x630 [ 2323.945477][ T10] ip6_route_input+0x59c/0xa50 [ 2323.945477][ T10] ipv6_rcv+0x397/0x810 [ 2323.945477][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2323.945477][ T10] process_backlog+0x101/0x620 [ 2323.945477][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2323.945477][ T10] net_rx_action+0x495/0xbe0 [ 2323.945477][ T10] __do_softirq+0x1b5/0x7f6 [ 2323.945477][ T10] [ 2323.947192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.947192][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.947192][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.947192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.947192][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2323.947192][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2323.947192][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2323.947192][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2323.947192][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2323.947192][ T10] addrconf_dad_begin+0x310/0x670 [ 2323.947192][ T10] addrconf_dad_work+0x10b/0xab0 [ 2323.947192][ T10] process_one_work+0x84d/0x18a0 [ 2323.947192][ T10] worker_thread+0x587/0xd30 [ 2323.947192][ T10] kthread+0x28a/0x350 [ 2323.947192][ T10] ret_from_fork+0x31/0x70 [ 2323.947192][ T10] ret_from_fork_asm+0x1a/0x30 [ 2323.947192][ T10] [ 2323.949139][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.949139][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.949139][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.949139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.949139][ T10] ip6_route_add+0x1c/0x140 [ 2323.949139][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2323.949139][ T10] inet6_addr_add+0x4f8/0xa40 [ 2323.949139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.949139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.949139][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.949139][ T10] netlink_unicast+0x449/0x710 [ 2323.949139][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.949139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.949139][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.949139][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.949139][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.949139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.949139][ T10] [ 2323.951179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.951179][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.951179][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.951179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.951179][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2323.951179][ T10] ipv6_add_addr+0x411/0x2000 [ 2323.951179][ T10] inet6_addr_add+0x30e/0xa40 [ 2323.951179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.951179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.951179][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.951179][ T10] netlink_unicast+0x449/0x710 [ 2323.951179][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.951179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.951179][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.951179][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.951179][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.951179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.951179][ T10] [ 2323.953204][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.953204][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.953204][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.953204][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.953204][ T10] ip6_route_add+0x1c/0x140 [ 2323.953204][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2323.953204][ T10] addrconf_add_dev+0xe2/0x170 [ 2323.953204][ T10] inet6_addr_add+0x12f/0xa40 [ 2323.953204][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.953204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.953204][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.953204][ T10] netlink_unicast+0x449/0x710 [ 2323.953204][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.953204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.953204][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.953204][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.953204][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.953204][ T10] [ 2323.955230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.955230][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2323.955230][ T10] ipv6_find_idev+0x102/0x170 [ 2323.955230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.955230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.955230][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.955230][ T10] netlink_unicast+0x449/0x710 [ 2323.955230][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.955230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.955230][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.955230][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.955230][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.955230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.955230][ T10] [ 2323.956813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2323.956813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2323.956813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2323.956813][ T10] ipv6_find_idev+0x102/0x170 [ 2323.956813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.956813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.956813][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.956813][ T10] netlink_unicast+0x449/0x710 [ 2323.956813][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.956813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.956813][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.956813][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.956813][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.956813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.956813][ T10] [ 2323.958581][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2323.958916][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2323.958916][ T10] dst_init+0x84/0x4a0 [ 2323.958916][ T10] dst_alloc+0x97/0x150 [ 2323.958916][ T10] ip6_dst_alloc+0x23/0x90 [ 2323.958916][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2323.958916][ T10] ip6_pol_route+0x56f/0x840 [ 2323.958916][ T10] fib6_rule_lookup+0x456/0x630 [ 2323.958916][ T10] ip6_route_input+0x59c/0xa50 [ 2323.958916][ T10] ipv6_rcv+0x397/0x810 [ 2323.958916][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2323.958916][ T10] process_backlog+0x101/0x620 [ 2323.958916][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2323.958916][ T10] net_rx_action+0x495/0xbe0 [ 2323.958916][ T10] __do_softirq+0x1b5/0x7f6 [ 2323.958916][ T10] [ 2323.960589][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.960589][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2323.960589][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2323.960589][ T10] fib6_nh_init+0xa22/0x1580 [ 2323.960589][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.960589][ T10] ip6_route_add+0x1c/0x140 [ 2323.960589][ T10] inet6_rtm_newroute+0x104/0x110 [ 2323.960589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.960589][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.960589][ T10] netlink_unicast+0x449/0x710 [ 2323.960589][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.960589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.960589][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.960589][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.960589][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.960589][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.960589][ T10] [ 2323.962525][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.962525][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.962525][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.962525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.962525][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2323.962525][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2323.962525][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2323.962525][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2323.962525][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2323.962525][ T10] addrconf_dad_begin+0x310/0x670 [ 2323.962525][ T10] addrconf_dad_work+0x10b/0xab0 [ 2323.962525][ T10] process_one_work+0x84d/0x18a0 [ 2323.962525][ T10] worker_thread+0x587/0xd30 [ 2323.962525][ T10] kthread+0x28a/0x350 [ 2323.962525][ T10] ret_from_fork+0x31/0x70 [ 2323.962525][ T10] ret_from_fork_asm+0x1a/0x30 [ 2323.962525][ T10] [ 2323.964538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.964538][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.964538][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.964538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.964538][ T10] ip6_route_add+0x1c/0x140 [ 2323.964538][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2323.964538][ T10] inet6_addr_add+0x4f8/0xa40 [ 2323.964538][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.964538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.964538][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.964538][ T10] netlink_unicast+0x449/0x710 [ 2323.964538][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.964538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.964538][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.964538][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.964538][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.964538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.964538][ T10] [ 2323.966576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.966576][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.966576][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.966576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.966576][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2323.966576][ T10] ipv6_add_addr+0x411/0x2000 [ 2323.966576][ T10] inet6_addr_add+0x30e/0xa40 [ 2323.966576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.966576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.966576][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.966576][ T10] netlink_unicast+0x449/0x710 [ 2323.966576][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.966576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.966576][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.966576][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.966576][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.966576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.966576][ T10] [ 2323.968628][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.968628][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.968628][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.968628][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.968628][ T10] ip6_route_add+0x1c/0x140 [ 2323.968628][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2323.968628][ T10] addrconf_add_dev+0xe2/0x170 [ 2323.968628][ T10] inet6_addr_add+0x12f/0xa40 [ 2323.968628][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.968628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.968628][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.968628][ T10] netlink_unicast+0x449/0x710 [ 2323.968628][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.968628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.968628][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.968628][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.968628][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.968628][ T10] [ 2323.970697][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.970697][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2323.970697][ T10] ipv6_find_idev+0x102/0x170 [ 2323.970697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.970697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.970697][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.970697][ T10] netlink_unicast+0x449/0x710 [ 2323.970697][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.970697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.970697][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.970697][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.970697][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.970697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.970697][ T10] [ 2323.972399][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2323.972399][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2323.972399][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2323.972399][ T10] ipv6_find_idev+0x102/0x170 [ 2323.972399][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.972399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.972399][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.972399][ T10] netlink_unicast+0x449/0x710 [ 2323.972399][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.972399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.972399][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.972399][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.972399][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.972399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.972399][ T10] [ 2323.974304][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2323.974603][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2323.974603][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.974603][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.974603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.974603][ T10] ip6_route_add+0x1c/0x140 [ 2323.974603][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2323.974603][ T10] inet6_addr_add+0x4f8/0xa40 [ 2323.974603][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.974603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.974603][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.974603][ T10] netlink_unicast+0x449/0x710 [ 2323.974603][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.974603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.974603][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.974603][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.974603][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.974603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.974603][ T10] [ 2323.976797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2323.976797][ T10] netdev_get_by_index+0x5e/0x80 [ 2323.976797][ T10] fib6_nh_init+0x3d8/0x1580 [ 2323.976797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2323.976797][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2323.976797][ T10] ipv6_add_addr+0x411/0x2000 [ 2323.976797][ T10] inet6_addr_add+0x30e/0xa40 [ 2323.976797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2323.976797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.976797][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.976797][ T10] netlink_unicast+0x449/0x710 [ 2323.976797][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.976797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.976797][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.976797][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.976797][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.976797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.976797][ T10] [ 2323.978999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2323.978999][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2323.978999][ T10] ipv6_find_idev+0x102/0x170 [ 2323.978999][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.978999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.978999][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.978999][ T10] netlink_unicast+0x449/0x710 [ 2323.978999][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.978999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.978999][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.978999][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.978999][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.978999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.978999][ T10] [ 2323.980730][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2323.980730][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2323.980730][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2323.980730][ T10] ipv6_find_idev+0x102/0x170 [ 2323.980730][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2323.980730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2323.980730][ T10] netlink_rcv_skb+0x130/0x360 [ 2323.980730][ T10] netlink_unicast+0x449/0x710 [ 2323.980730][ T10] netlink_sendmsg+0x723/0xbe0 [ 2323.980730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2323.980730][ T10] ___sys_sendmsg+0xee/0x170 [ 2323.980730][ T10] __sys_sendmsg+0xcd/0x170 [ 2323.980730][ T10] do_syscall_64+0xc6/0x1e0 [ 2323.980730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2323.980730][ T10] [ 2334.143035][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2334.143518][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.143518][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2334.143518][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2334.143518][ T10] fib6_nh_init+0xa22/0x1580 [ 2334.143518][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.143518][ T10] ip6_route_add+0x1c/0x140 [ 2334.143518][ T10] inet6_rtm_newroute+0x104/0x110 [ 2334.143518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.143518][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.143518][ T10] netlink_unicast+0x449/0x710 [ 2334.143518][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.143518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.143518][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.143518][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.143518][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.143518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.143518][ T10] [ 2334.146573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.146573][ T10] dst_init+0x84/0x4a0 [ 2334.146573][ T10] dst_alloc+0x97/0x150 [ 2334.146573][ T10] ip6_dst_alloc+0x23/0x90 [ 2334.146573][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2334.146573][ T10] ip6_pol_route+0x56f/0x840 [ 2334.146573][ T10] fib6_rule_lookup+0x456/0x630 [ 2334.146573][ T10] ip6_route_input+0x59c/0xa50 [ 2334.146573][ T10] ipv6_rcv+0x397/0x810 [ 2334.146573][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2334.146573][ T10] process_backlog+0x101/0x620 [ 2334.146573][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2334.146573][ T10] net_rx_action+0x495/0xbe0 [ 2334.146573][ T10] __do_softirq+0x1b5/0x7f6 [ 2334.146573][ T10] [ 2334.149239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.149239][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.149239][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.149239][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.149239][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2334.149239][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2334.149239][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2334.149239][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2334.149239][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2334.149239][ T10] addrconf_dad_begin+0x310/0x670 [ 2334.149239][ T10] addrconf_dad_work+0x10b/0xab0 [ 2334.149239][ T10] process_one_work+0x84d/0x18a0 [ 2334.149239][ T10] worker_thread+0x587/0xd30 [ 2334.149239][ T10] kthread+0x28a/0x350 [ 2334.149239][ T10] ret_from_fork+0x31/0x70 [ 2334.149239][ T10] ret_from_fork_asm+0x1a/0x30 [ 2334.149239][ T10] [ 2334.152369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.152369][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.152369][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.152369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.152369][ T10] ip6_route_add+0x1c/0x140 [ 2334.152369][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2334.152369][ T10] inet6_addr_add+0x4f8/0xa40 [ 2334.152369][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.152369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.152369][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.152369][ T10] netlink_unicast+0x449/0x710 [ 2334.152369][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.152369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.152369][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.152369][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.152369][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.152369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.152369][ T10] [ 2334.155609][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.155609][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.155609][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.155609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.155609][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2334.155609][ T10] ipv6_add_addr+0x411/0x2000 [ 2334.155609][ T10] inet6_addr_add+0x30e/0xa40 [ 2334.155609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.155609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.155609][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.155609][ T10] netlink_unicast+0x449/0x710 [ 2334.155609][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.155609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.155609][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.155609][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.155609][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.155609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.155609][ T10] [ 2334.158852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.158852][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.158852][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.158852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.158852][ T10] ip6_route_add+0x1c/0x140 [ 2334.158852][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2334.158852][ T10] addrconf_add_dev+0xe2/0x170 [ 2334.158852][ T10] inet6_addr_add+0x12f/0xa40 [ 2334.158852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.158852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.158852][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.158852][ T10] netlink_unicast+0x449/0x710 [ 2334.158852][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.158852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.158852][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.158852][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.158852][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.158852][ T10] [ 2334.162056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.162056][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2334.162056][ T10] ipv6_find_idev+0x102/0x170 [ 2334.162056][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.162056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.162056][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.162056][ T10] netlink_unicast+0x449/0x710 [ 2334.162056][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.162056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.162056][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.162056][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.162056][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.162056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.162056][ T10] [ 2334.164588][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2334.164588][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2334.164588][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2334.164588][ T10] ipv6_find_idev+0x102/0x170 [ 2334.164588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.164588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.164588][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.164588][ T10] netlink_unicast+0x449/0x710 [ 2334.164588][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.164588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.164588][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.164588][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.164588][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.164588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.164588][ T10] [ 2334.167337][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2334.167784][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2334.167784][ T10] dst_init+0x84/0x4a0 [ 2334.167784][ T10] dst_alloc+0x97/0x150 [ 2334.167784][ T10] ip6_dst_alloc+0x23/0x90 [ 2334.167784][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2334.167784][ T10] ip6_pol_route+0x56f/0x840 [ 2334.167784][ T10] fib6_rule_lookup+0x456/0x630 [ 2334.167784][ T10] ip6_route_input+0x59c/0xa50 [ 2334.167784][ T10] ipv6_rcv+0x397/0x810 [ 2334.167784][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2334.167784][ T10] process_backlog+0x101/0x620 [ 2334.167784][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2334.167784][ T10] net_rx_action+0x495/0xbe0 [ 2334.167784][ T10] __do_softirq+0x1b5/0x7f6 [ 2334.167784][ T10] [ 2334.170440][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.170440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2334.170440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2334.170440][ T10] fib6_nh_init+0xa22/0x1580 [ 2334.170440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.170440][ T10] ip6_route_add+0x1c/0x140 [ 2334.170440][ T10] inet6_rtm_newroute+0x104/0x110 [ 2334.170440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.170440][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.170440][ T10] netlink_unicast+0x449/0x710 [ 2334.170440][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.170440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.170440][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.170440][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.170440][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.170440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.170440][ T10] [ 2334.173477][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.173477][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.173477][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.173477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.173477][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2334.173477][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2334.173477][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2334.173477][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2334.173477][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2334.173477][ T10] addrconf_dad_begin+0x310/0x670 [ 2334.173477][ T10] addrconf_dad_work+0x10b/0xab0 [ 2334.173477][ T10] process_one_work+0x84d/0x18a0 [ 2334.173477][ T10] worker_thread+0x587/0xd30 [ 2334.173477][ T10] kthread+0x28a/0x350 [ 2334.173477][ T10] ret_from_fork+0x31/0x70 [ 2334.173477][ T10] ret_from_fork_asm+0x1a/0x30 [ 2334.173477][ T10] [ 2334.176563][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.176563][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.176563][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.176563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.176563][ T10] ip6_route_add+0x1c/0x140 [ 2334.176563][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2334.176563][ T10] inet6_addr_add+0x4f8/0xa40 [ 2334.176563][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.176563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.176563][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.176563][ T10] netlink_unicast+0x449/0x710 [ 2334.176563][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.176563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.176563][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.176563][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.176563][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.176563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.176563][ T10] [ 2334.179800][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.179800][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.179800][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.179800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.179800][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2334.179800][ T10] ipv6_add_addr+0x411/0x2000 [ 2334.179800][ T10] inet6_addr_add+0x30e/0xa40 [ 2334.179800][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.179800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.179800][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.179800][ T10] netlink_unicast+0x449/0x710 [ 2334.179800][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.179800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.179800][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.179800][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.179800][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.179800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.179800][ T10] [ 2334.183033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.183033][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.183033][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.183033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.183033][ T10] ip6_route_add+0x1c/0x140 [ 2334.183033][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2334.183033][ T10] addrconf_add_dev+0xe2/0x170 [ 2334.183033][ T10] inet6_addr_add+0x12f/0xa40 [ 2334.183033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.183033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.183033][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.183033][ T10] netlink_unicast+0x449/0x710 [ 2334.183033][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.183033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.183033][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.183033][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.183033][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.183033][ T10] [ 2334.186544][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.186544][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2334.186544][ T10] ipv6_find_idev+0x102/0x170 [ 2334.186544][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.186544][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.186544][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.186544][ T10] netlink_unicast+0x449/0x710 [ 2334.186544][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.186544][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.186544][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.186544][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.186544][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.186544][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.186544][ T10] [ 2334.189368][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2334.189368][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2334.189368][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2334.189368][ T10] ipv6_find_idev+0x102/0x170 [ 2334.189368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.189368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.189368][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.189368][ T10] netlink_unicast+0x449/0x710 [ 2334.189368][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.189368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.189368][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.189368][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.189368][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.189368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.189368][ T10] [ 2334.192468][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2334.192884][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2334.192884][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.192884][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.192884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.192884][ T10] ip6_route_add+0x1c/0x140 [ 2334.192884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2334.192884][ T10] inet6_addr_add+0x4f8/0xa40 [ 2334.192884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.192884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.192884][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.192884][ T10] netlink_unicast+0x449/0x710 [ 2334.192884][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.192884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.192884][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.192884][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.192884][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.192884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.192884][ T10] [ 2334.196570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2334.196570][ T10] netdev_get_by_index+0x5e/0x80 [ 2334.196570][ T10] fib6_nh_init+0x3d8/0x1580 [ 2334.196570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2334.196570][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2334.196570][ T10] ipv6_add_addr+0x411/0x2000 [ 2334.196570][ T10] inet6_addr_add+0x30e/0xa40 [ 2334.196570][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2334.196570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.196570][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.196570][ T10] netlink_unicast+0x449/0x710 [ 2334.196570][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.196570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.196570][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.196570][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.196570][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.196570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.196570][ T10] [ 2334.200146][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2334.200146][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2334.200146][ T10] ipv6_find_idev+0x102/0x170 [ 2334.200146][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.200146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.200146][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.200146][ T10] netlink_unicast+0x449/0x710 [ 2334.200146][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.200146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.200146][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.200146][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.200146][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.200146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.200146][ T10] [ 2334.203022][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2334.203022][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2334.203022][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2334.203022][ T10] ipv6_find_idev+0x102/0x170 [ 2334.203022][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2334.203022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2334.203022][ T10] netlink_rcv_skb+0x130/0x360 [ 2334.203022][ T10] netlink_unicast+0x449/0x710 [ 2334.203022][ T10] netlink_sendmsg+0x723/0xbe0 [ 2334.203022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2334.203022][ T10] ___sys_sendmsg+0xee/0x170 [ 2334.203022][ T10] __sys_sendmsg+0xcd/0x170 [ 2334.203022][ T10] do_syscall_64+0xc6/0x1e0 [ 2334.203022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2334.203022][ T10] [ 2336.039047][ T42] INFO: task modprobe:7624 blocked for more than 737 seconds. [ 2336.039332][ T42] Not tainted 6.8.0-virtme #1 [ 2336.039450][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2336.039662][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2336.039961][ T42] Call Trace: [ 2336.040060][ T42] [ 2336.040131][ T42] __schedule+0x705/0x1ac0 [ 2336.040268][ T42] ? __pfx___schedule+0x10/0x10 [ 2336.040392][ T42] ? schedule+0x1a5/0x210 [ 2336.040493][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2336.040625][ T42] ? mark_lock+0x38/0x3e0 [ 2336.040722][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2336.040861][ T42] ? schedule+0x1a5/0x210 [ 2336.040960][ T42] schedule+0xdf/0x210 [ 2336.041056][ T42] schedule_preempt_disabled+0x15/0x30 [ 2336.041181][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2336.041311][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2336.041466][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2336.041591][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2336.041726][ T42] ? lock_acquire+0x1c1/0x220 [ 2336.041865][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2336.041997][ T42] down_write+0x1c9/0x200 [ 2336.042095][ T42] ? __pfx_down_write+0x10/0x10 [ 2336.042218][ T42] ? __pfx__printk+0x10/0x10 [ 2336.042345][ T42] ? __pfx___lock_release+0x10/0x10 [ 2336.042472][ T42] register_pernet_subsys+0x1a/0x50 [ 2336.042594][ T42] tcf_register_action+0xa3/0x600 [ 2336.042723][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2336.042897][ T42] do_one_initcall+0xc8/0x3f0 [ 2336.043024][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2336.043151][ T42] ? __create_object+0x5e/0xb0 [ 2336.043280][ T42] ? kasan_unpoison+0x27/0x60 [ 2336.043410][ T42] do_init_module+0x233/0x740 [ 2336.043548][ T42] load_module+0x16b5/0x2350 [ 2336.043687][ T42] ? __pfx_load_module+0x10/0x10 [ 2336.043829][ T42] ? kernel_read_file+0x3d2/0x520 [ 2336.043970][ T42] ? kernel_read_file+0x300/0x520 [ 2336.044106][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2336.044238][ T42] ? init_module_from_file+0xd2/0x130 [ 2336.044360][ T42] init_module_from_file+0xd2/0x130 [ 2336.044489][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2336.044647][ T42] ? __lock_release+0x103/0x460 [ 2336.044769][ T42] ? idempotent_init_module+0x32a/0x620 [ 2336.044913][ T42] ? idempotent_init_module+0x32a/0x620 [ 2336.045041][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2336.045169][ T42] idempotent_init_module+0x342/0x620 [ 2336.045295][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2336.045469][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2336.045596][ T42] do_syscall_64+0xc6/0x1e0 [ 2336.045725][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2336.045889][ T42] RIP: 0033:0x7fdecabcfe5d [ 2336.046020][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2336.046211][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2336.046392][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2336.046577][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2336.046761][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2336.046960][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2336.047156][ T42] [ 2336.047254][ T42] [ 2336.047254][ T42] Showing all locks held in the system: [ 2336.047428][ T42] 3 locks held by kworker/u16:0/10: [ 2336.047550][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2336.047832][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2336.048070][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2336.048289][ T42] 1 lock held by khungtaskd/42: [ 2336.048410][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2336.048639][ T42] 2 locks held by kworker/u18:1/62: [ 2336.048755][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2336.049013][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2336.049291][ T42] 1 lock held by modprobe/7624: [ 2336.049428][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2336.049674][ T42] [ 2336.049735][ T42] ============================================= [ 2336.049735][ T42] [ 2344.454872][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2344.455369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.455369][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2344.455369][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2344.455369][ T10] fib6_nh_init+0xa22/0x1580 [ 2344.455369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.455369][ T10] ip6_route_add+0x1c/0x140 [ 2344.455369][ T10] inet6_rtm_newroute+0x104/0x110 [ 2344.455369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.455369][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.455369][ T10] netlink_unicast+0x449/0x710 [ 2344.455369][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.455369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.455369][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.455369][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.455369][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.455369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.455369][ T10] [ 2344.458409][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.458409][ T10] dst_init+0x84/0x4a0 [ 2344.458409][ T10] dst_alloc+0x97/0x150 [ 2344.458409][ T10] ip6_dst_alloc+0x23/0x90 [ 2344.458409][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2344.458409][ T10] ip6_pol_route+0x56f/0x840 [ 2344.458409][ T10] fib6_rule_lookup+0x456/0x630 [ 2344.458409][ T10] ip6_route_input+0x59c/0xa50 [ 2344.458409][ T10] ipv6_rcv+0x397/0x810 [ 2344.458409][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2344.458409][ T10] process_backlog+0x101/0x620 [ 2344.458409][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2344.458409][ T10] net_rx_action+0x495/0xbe0 [ 2344.458409][ T10] __do_softirq+0x1b5/0x7f6 [ 2344.458409][ T10] [ 2344.461065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.461065][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.461065][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.461065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.461065][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2344.461065][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2344.461065][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2344.461065][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2344.461065][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2344.461065][ T10] addrconf_dad_begin+0x310/0x670 [ 2344.461065][ T10] addrconf_dad_work+0x10b/0xab0 [ 2344.461065][ T10] process_one_work+0x84d/0x18a0 [ 2344.461065][ T10] worker_thread+0x587/0xd30 [ 2344.461065][ T10] kthread+0x28a/0x350 [ 2344.461065][ T10] ret_from_fork+0x31/0x70 [ 2344.461065][ T10] ret_from_fork_asm+0x1a/0x30 [ 2344.461065][ T10] [ 2344.464161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.464161][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.464161][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.464161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.464161][ T10] ip6_route_add+0x1c/0x140 [ 2344.464161][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2344.464161][ T10] inet6_addr_add+0x4f8/0xa40 [ 2344.464161][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.464161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.464161][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.464161][ T10] netlink_unicast+0x449/0x710 [ 2344.464161][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.464161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.464161][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.464161][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.464161][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.464161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.464161][ T10] [ 2344.467375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.467375][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.467375][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.467375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.467375][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2344.467375][ T10] ipv6_add_addr+0x411/0x2000 [ 2344.467375][ T10] inet6_addr_add+0x30e/0xa40 [ 2344.467375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.467375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.467375][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.467375][ T10] netlink_unicast+0x449/0x710 [ 2344.467375][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.467375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.467375][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.467375][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.467375][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.467375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.467375][ T10] [ 2344.470601][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.470601][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.470601][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.470601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.470601][ T10] ip6_route_add+0x1c/0x140 [ 2344.470601][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2344.470601][ T10] addrconf_add_dev+0xe2/0x170 [ 2344.470601][ T10] inet6_addr_add+0x12f/0xa40 [ 2344.470601][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.470601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.470601][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.470601][ T10] netlink_unicast+0x449/0x710 [ 2344.470601][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.470601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.470601][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.470601][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.470601][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.470601][ T10] [ 2344.473763][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.473763][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2344.473763][ T10] ipv6_find_idev+0x102/0x170 [ 2344.473763][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.473763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.473763][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.473763][ T10] netlink_unicast+0x449/0x710 [ 2344.473763][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.473763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.473763][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.473763][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.473763][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.473763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.473763][ T10] [ 2344.476264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2344.476264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2344.476264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2344.476264][ T10] ipv6_find_idev+0x102/0x170 [ 2344.476264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.476264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.476264][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.476264][ T10] netlink_unicast+0x449/0x710 [ 2344.476264][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.476264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.476264][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.476264][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.476264][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.476264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.476264][ T10] [ 2344.479367][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2344.479875][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2344.479875][ T10] dst_init+0x84/0x4a0 [ 2344.479875][ T10] dst_alloc+0x97/0x150 [ 2344.479875][ T10] ip6_dst_alloc+0x23/0x90 [ 2344.479875][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2344.479875][ T10] ip6_pol_route+0x56f/0x840 [ 2344.479875][ T10] fib6_rule_lookup+0x456/0x630 [ 2344.479875][ T10] ip6_route_input+0x59c/0xa50 [ 2344.479875][ T10] ipv6_rcv+0x397/0x810 [ 2344.479875][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2344.479875][ T10] process_backlog+0x101/0x620 [ 2344.479875][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2344.479875][ T10] net_rx_action+0x495/0xbe0 [ 2344.479875][ T10] __do_softirq+0x1b5/0x7f6 [ 2344.479875][ T10] [ 2344.482947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.482947][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2344.482947][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2344.482947][ T10] fib6_nh_init+0xa22/0x1580 [ 2344.482947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.482947][ T10] ip6_route_add+0x1c/0x140 [ 2344.482947][ T10] inet6_rtm_newroute+0x104/0x110 [ 2344.482947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.482947][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.482947][ T10] netlink_unicast+0x449/0x710 [ 2344.482947][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.482947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.482947][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.482947][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.482947][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.482947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.482947][ T10] [ 2344.486485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.486485][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.486485][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.486485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.486485][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2344.486485][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2344.486485][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2344.486485][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2344.486485][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2344.486485][ T10] addrconf_dad_begin+0x310/0x670 [ 2344.486485][ T10] addrconf_dad_work+0x10b/0xab0 [ 2344.486485][ T10] process_one_work+0x84d/0x18a0 [ 2344.486485][ T10] worker_thread+0x587/0xd30 [ 2344.486485][ T10] kthread+0x28a/0x350 [ 2344.486485][ T10] ret_from_fork+0x31/0x70 [ 2344.486485][ T10] ret_from_fork_asm+0x1a/0x30 [ 2344.486485][ T10] [ 2344.490070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.490070][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.490070][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.490070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.490070][ T10] ip6_route_add+0x1c/0x140 [ 2344.490070][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2344.490070][ T10] inet6_addr_add+0x4f8/0xa40 [ 2344.490070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.490070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.490070][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.490070][ T10] netlink_unicast+0x449/0x710 [ 2344.490070][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.490070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.490070][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.490070][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.490070][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.490070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.490070][ T10] [ 2344.493843][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.493843][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.493843][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.493843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.493843][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2344.493843][ T10] ipv6_add_addr+0x411/0x2000 [ 2344.493843][ T10] inet6_addr_add+0x30e/0xa40 [ 2344.493843][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.493843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.493843][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.493843][ T10] netlink_unicast+0x449/0x710 [ 2344.493843][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.493843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.493843][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.493843][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.493843][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.493843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.493843][ T10] [ 2344.497617][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.497617][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.497617][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.497617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.497617][ T10] ip6_route_add+0x1c/0x140 [ 2344.497617][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2344.497617][ T10] addrconf_add_dev+0xe2/0x170 [ 2344.497617][ T10] inet6_addr_add+0x12f/0xa40 [ 2344.497617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.497617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.497617][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.497617][ T10] netlink_unicast+0x449/0x710 [ 2344.497617][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.497617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.497617][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.497617][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.497617][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.497617][ T10] [ 2344.501690][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.501690][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2344.501690][ T10] ipv6_find_idev+0x102/0x170 [ 2344.501690][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.501690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.501690][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.501690][ T10] netlink_unicast+0x449/0x710 [ 2344.501690][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.501690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.501690][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.501690][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.501690][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.501690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.501690][ T10] [ 2344.504970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2344.504970][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2344.504970][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2344.504970][ T10] ipv6_find_idev+0x102/0x170 [ 2344.504970][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.504970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.504970][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.504970][ T10] netlink_unicast+0x449/0x710 [ 2344.504970][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.504970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.504970][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.504970][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.504970][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.504970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.504970][ T10] [ 2344.508094][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2344.508497][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2344.508497][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.508497][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.508497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.508497][ T10] ip6_route_add+0x1c/0x140 [ 2344.508497][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2344.508497][ T10] inet6_addr_add+0x4f8/0xa40 [ 2344.508497][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.508497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.508497][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.508497][ T10] netlink_unicast+0x449/0x710 [ 2344.508497][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.508497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.508497][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.508497][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.508497][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.508497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.508497][ T10] [ 2344.512461][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2344.512461][ T10] netdev_get_by_index+0x5e/0x80 [ 2344.512461][ T10] fib6_nh_init+0x3d8/0x1580 [ 2344.512461][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2344.512461][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2344.512461][ T10] ipv6_add_addr+0x411/0x2000 [ 2344.512461][ T10] inet6_addr_add+0x30e/0xa40 [ 2344.512461][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2344.512461][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.512461][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.512461][ T10] netlink_unicast+0x449/0x710 [ 2344.512461][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.512461][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.512461][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.512461][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.512461][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.512461][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.512461][ T10] [ 2344.515784][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2344.515784][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2344.515784][ T10] ipv6_find_idev+0x102/0x170 [ 2344.515784][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.515784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.515784][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.515784][ T10] netlink_unicast+0x449/0x710 [ 2344.515784][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.515784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.515784][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.515784][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.515784][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.515784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.515784][ T10] [ 2344.517933][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2344.517933][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2344.517933][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2344.517933][ T10] ipv6_find_idev+0x102/0x170 [ 2344.517933][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2344.517933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2344.517933][ T10] netlink_rcv_skb+0x130/0x360 [ 2344.517933][ T10] netlink_unicast+0x449/0x710 [ 2344.517933][ T10] netlink_sendmsg+0x723/0xbe0 [ 2344.517933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2344.517933][ T10] ___sys_sendmsg+0xee/0x170 [ 2344.517933][ T10] __sys_sendmsg+0xcd/0x170 [ 2344.517933][ T10] do_syscall_64+0xc6/0x1e0 [ 2344.517933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2344.517933][ T10] [ 2354.839841][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2354.840227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.840227][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2354.840227][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2354.840227][ T10] fib6_nh_init+0xa22/0x1580 [ 2354.840227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.840227][ T10] ip6_route_add+0x1c/0x140 [ 2354.840227][ T10] inet6_rtm_newroute+0x104/0x110 [ 2354.840227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.840227][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.840227][ T10] netlink_unicast+0x449/0x710 [ 2354.840227][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.840227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.840227][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.840227][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.840227][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.840227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.840227][ T10] [ 2354.842180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.842180][ T10] dst_init+0x84/0x4a0 [ 2354.842180][ T10] dst_alloc+0x97/0x150 [ 2354.842180][ T10] ip6_dst_alloc+0x23/0x90 [ 2354.842180][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2354.842180][ T10] ip6_pol_route+0x56f/0x840 [ 2354.842180][ T10] fib6_rule_lookup+0x456/0x630 [ 2354.842180][ T10] ip6_route_input+0x59c/0xa50 [ 2354.842180][ T10] ipv6_rcv+0x397/0x810 [ 2354.842180][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2354.842180][ T10] process_backlog+0x101/0x620 [ 2354.842180][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2354.842180][ T10] net_rx_action+0x495/0xbe0 [ 2354.842180][ T10] __do_softirq+0x1b5/0x7f6 [ 2354.842180][ T10] [ 2354.843834][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.843834][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.843834][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.843834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.843834][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2354.843834][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2354.843834][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2354.843834][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2354.843834][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2354.843834][ T10] addrconf_dad_begin+0x310/0x670 [ 2354.843834][ T10] addrconf_dad_work+0x10b/0xab0 [ 2354.843834][ T10] process_one_work+0x84d/0x18a0 [ 2354.843834][ T10] worker_thread+0x587/0xd30 [ 2354.843834][ T10] kthread+0x28a/0x350 [ 2354.843834][ T10] ret_from_fork+0x31/0x70 [ 2354.843834][ T10] ret_from_fork_asm+0x1a/0x30 [ 2354.843834][ T10] [ 2354.845772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.845772][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.845772][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.845772][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.845772][ T10] ip6_route_add+0x1c/0x140 [ 2354.845772][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2354.845772][ T10] inet6_addr_add+0x4f8/0xa40 [ 2354.845772][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.845772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.845772][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.845772][ T10] netlink_unicast+0x449/0x710 [ 2354.845772][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.845772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.845772][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.845772][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.845772][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.845772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.845772][ T10] [ 2354.847787][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.847787][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.847787][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.847787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.847787][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2354.847787][ T10] ipv6_add_addr+0x411/0x2000 [ 2354.847787][ T10] inet6_addr_add+0x30e/0xa40 [ 2354.847787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.847787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.847787][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.847787][ T10] netlink_unicast+0x449/0x710 [ 2354.847787][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.847787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.847787][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.847787][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.847787][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.847787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.847787][ T10] [ 2354.849808][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.849808][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.849808][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.849808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.849808][ T10] ip6_route_add+0x1c/0x140 [ 2354.849808][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2354.849808][ T10] addrconf_add_dev+0xe2/0x170 [ 2354.849808][ T10] inet6_addr_add+0x12f/0xa40 [ 2354.849808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.849808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.849808][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.849808][ T10] netlink_unicast+0x449/0x710 [ 2354.849808][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.849808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.849808][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.849808][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.849808][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.849808][ T10] [ 2354.851830][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.851830][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2354.851830][ T10] ipv6_find_idev+0x102/0x170 [ 2354.851830][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.851830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.851830][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.851830][ T10] netlink_unicast+0x449/0x710 [ 2354.851830][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.851830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.851830][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.851830][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.851830][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.851830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.851830][ T10] [ 2354.853375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2354.853375][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2354.853375][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2354.853375][ T10] ipv6_find_idev+0x102/0x170 [ 2354.853375][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.853375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.853375][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.853375][ T10] netlink_unicast+0x449/0x710 [ 2354.853375][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.853375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.853375][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.853375][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.853375][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.853375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.853375][ T10] [ 2354.855094][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2354.855374][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2354.855374][ T10] dst_init+0x84/0x4a0 [ 2354.855374][ T10] dst_alloc+0x97/0x150 [ 2354.855374][ T10] ip6_dst_alloc+0x23/0x90 [ 2354.855374][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2354.855374][ T10] ip6_pol_route+0x56f/0x840 [ 2354.855374][ T10] fib6_rule_lookup+0x456/0x630 [ 2354.855374][ T10] ip6_route_input+0x59c/0xa50 [ 2354.855374][ T10] ipv6_rcv+0x397/0x810 [ 2354.855374][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2354.855374][ T10] process_backlog+0x101/0x620 [ 2354.855374][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2354.855374][ T10] net_rx_action+0x495/0xbe0 [ 2354.855374][ T10] __do_softirq+0x1b5/0x7f6 [ 2354.855374][ T10] [ 2354.857038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.857038][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2354.857038][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2354.857038][ T10] fib6_nh_init+0xa22/0x1580 [ 2354.857038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.857038][ T10] ip6_route_add+0x1c/0x140 [ 2354.857038][ T10] inet6_rtm_newroute+0x104/0x110 [ 2354.857038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.857038][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.857038][ T10] netlink_unicast+0x449/0x710 [ 2354.857038][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.857038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.857038][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.857038][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.857038][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.857038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.857038][ T10] [ 2354.858940][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.858940][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.858940][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.858940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.858940][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2354.858940][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2354.858940][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2354.858940][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2354.858940][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2354.858940][ T10] addrconf_dad_begin+0x310/0x670 [ 2354.858940][ T10] addrconf_dad_work+0x10b/0xab0 [ 2354.858940][ T10] process_one_work+0x84d/0x18a0 [ 2354.858940][ T10] worker_thread+0x587/0xd30 [ 2354.858940][ T10] kthread+0x28a/0x350 [ 2354.858940][ T10] ret_from_fork+0x31/0x70 [ 2354.858940][ T10] ret_from_fork_asm+0x1a/0x30 [ 2354.858940][ T10] [ 2354.860894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.860894][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.860894][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.860894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.860894][ T10] ip6_route_add+0x1c/0x140 [ 2354.860894][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2354.860894][ T10] inet6_addr_add+0x4f8/0xa40 [ 2354.860894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.860894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.860894][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.860894][ T10] netlink_unicast+0x449/0x710 [ 2354.860894][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.860894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.860894][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.860894][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.860894][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.860894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.860894][ T10] [ 2354.863059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.863059][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.863059][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.863059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.863059][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2354.863059][ T10] ipv6_add_addr+0x411/0x2000 [ 2354.863059][ T10] inet6_addr_add+0x30e/0xa40 [ 2354.863059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.863059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.863059][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.863059][ T10] netlink_unicast+0x449/0x710 [ 2354.863059][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.863059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.863059][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.863059][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.863059][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.863059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.863059][ T10] [ 2354.865609][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.865609][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.865609][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.865609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.865609][ T10] ip6_route_add+0x1c/0x140 [ 2354.865609][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2354.865609][ T10] addrconf_add_dev+0xe2/0x170 [ 2354.865609][ T10] inet6_addr_add+0x12f/0xa40 [ 2354.865609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.865609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.865609][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.865609][ T10] netlink_unicast+0x449/0x710 [ 2354.865609][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.865609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.865609][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.865609][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.865609][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.865609][ T10] [ 2354.868293][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.868293][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2354.868293][ T10] ipv6_find_idev+0x102/0x170 [ 2354.868293][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.868293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.868293][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.868293][ T10] netlink_unicast+0x449/0x710 [ 2354.868293][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.868293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.868293][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.868293][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.868293][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.868293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.868293][ T10] [ 2354.870388][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2354.870388][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2354.870388][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2354.870388][ T10] ipv6_find_idev+0x102/0x170 [ 2354.870388][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.870388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.870388][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.870388][ T10] netlink_unicast+0x449/0x710 [ 2354.870388][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.870388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.870388][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.870388][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.870388][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.870388][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.870388][ T10] [ 2354.872746][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2354.873073][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2354.873073][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.873073][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.873073][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.873073][ T10] ip6_route_add+0x1c/0x140 [ 2354.873073][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2354.873073][ T10] inet6_addr_add+0x4f8/0xa40 [ 2354.873073][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.873073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.873073][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.873073][ T10] netlink_unicast+0x449/0x710 [ 2354.873073][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.873073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.873073][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.873073][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.873073][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.873073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.873073][ T10] [ 2354.875854][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2354.875854][ T10] netdev_get_by_index+0x5e/0x80 [ 2354.875854][ T10] fib6_nh_init+0x3d8/0x1580 [ 2354.875854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2354.875854][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2354.875854][ T10] ipv6_add_addr+0x411/0x2000 [ 2354.875854][ T10] inet6_addr_add+0x30e/0xa40 [ 2354.875854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2354.875854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.875854][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.875854][ T10] netlink_unicast+0x449/0x710 [ 2354.875854][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.875854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.875854][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.875854][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.875854][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.875854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.875854][ T10] [ 2354.878601][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2354.878601][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2354.878601][ T10] ipv6_find_idev+0x102/0x170 [ 2354.878601][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.878601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.878601][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.878601][ T10] netlink_unicast+0x449/0x710 [ 2354.878601][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.878601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.878601][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.878601][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.878601][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.878601][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.878601][ T10] [ 2354.880740][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2354.880740][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2354.880740][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2354.880740][ T10] ipv6_find_idev+0x102/0x170 [ 2354.880740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2354.880740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2354.880740][ T10] netlink_rcv_skb+0x130/0x360 [ 2354.880740][ T10] netlink_unicast+0x449/0x710 [ 2354.880740][ T10] netlink_sendmsg+0x723/0xbe0 [ 2354.880740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2354.880740][ T10] ___sys_sendmsg+0xee/0x170 [ 2354.880740][ T10] __sys_sendmsg+0xcd/0x170 [ 2354.880740][ T10] do_syscall_64+0xc6/0x1e0 [ 2354.880740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2354.880740][ T10] [ 2365.134933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2365.135313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.135313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2365.135313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2365.135313][ T10] fib6_nh_init+0xa22/0x1580 [ 2365.135313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.135313][ T10] ip6_route_add+0x1c/0x140 [ 2365.135313][ T10] inet6_rtm_newroute+0x104/0x110 [ 2365.135313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.135313][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.135313][ T10] netlink_unicast+0x449/0x710 [ 2365.135313][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.135313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.135313][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.135313][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.135313][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.135313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.135313][ T10] [ 2365.137230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.137230][ T10] dst_init+0x84/0x4a0 [ 2365.137230][ T10] dst_alloc+0x97/0x150 [ 2365.137230][ T10] ip6_dst_alloc+0x23/0x90 [ 2365.137230][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2365.137230][ T10] ip6_pol_route+0x56f/0x840 [ 2365.137230][ T10] fib6_rule_lookup+0x456/0x630 [ 2365.137230][ T10] ip6_route_input+0x59c/0xa50 [ 2365.137230][ T10] ipv6_rcv+0x397/0x810 [ 2365.137230][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2365.137230][ T10] process_backlog+0x101/0x620 [ 2365.137230][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2365.137230][ T10] net_rx_action+0x495/0xbe0 [ 2365.137230][ T10] __do_softirq+0x1b5/0x7f6 [ 2365.137230][ T10] [ 2365.138890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.138890][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.138890][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.138890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.138890][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2365.138890][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2365.138890][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2365.138890][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2365.138890][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2365.138890][ T10] addrconf_dad_begin+0x310/0x670 [ 2365.138890][ T10] addrconf_dad_work+0x10b/0xab0 [ 2365.138890][ T10] process_one_work+0x84d/0x18a0 [ 2365.138890][ T10] worker_thread+0x587/0xd30 [ 2365.138890][ T10] kthread+0x28a/0x350 [ 2365.138890][ T10] ret_from_fork+0x31/0x70 [ 2365.138890][ T10] ret_from_fork_asm+0x1a/0x30 [ 2365.138890][ T10] [ 2365.140806][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.140806][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.140806][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.140806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.140806][ T10] ip6_route_add+0x1c/0x140 [ 2365.140806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2365.140806][ T10] inet6_addr_add+0x4f8/0xa40 [ 2365.140806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.140806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.140806][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.140806][ T10] netlink_unicast+0x449/0x710 [ 2365.140806][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.140806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.140806][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.140806][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.140806][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.140806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.140806][ T10] [ 2365.142812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.142812][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.142812][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.142812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.142812][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2365.142812][ T10] ipv6_add_addr+0x411/0x2000 [ 2365.142812][ T10] inet6_addr_add+0x30e/0xa40 [ 2365.142812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.142812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.142812][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.142812][ T10] netlink_unicast+0x449/0x710 [ 2365.142812][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.142812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.142812][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.142812][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.142812][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.142812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.142812][ T10] [ 2365.144848][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.144848][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.144848][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.144848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.144848][ T10] ip6_route_add+0x1c/0x140 [ 2365.144848][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2365.144848][ T10] addrconf_add_dev+0xe2/0x170 [ 2365.144848][ T10] inet6_addr_add+0x12f/0xa40 [ 2365.144848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.144848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.144848][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.144848][ T10] netlink_unicast+0x449/0x710 [ 2365.144848][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.144848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.144848][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.144848][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.144848][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.144848][ T10] [ 2365.146815][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.146815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2365.146815][ T10] ipv6_find_idev+0x102/0x170 [ 2365.146815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.146815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.146815][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.146815][ T10] netlink_unicast+0x449/0x710 [ 2365.146815][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.146815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.146815][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.146815][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.146815][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.146815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.146815][ T10] [ 2365.148370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2365.148370][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2365.148370][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2365.148370][ T10] ipv6_find_idev+0x102/0x170 [ 2365.148370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.148370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.148370][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.148370][ T10] netlink_unicast+0x449/0x710 [ 2365.148370][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.148370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.148370][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.148370][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.148370][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.148370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.148370][ T10] [ 2365.150062][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2365.150331][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2365.150331][ T10] dst_init+0x84/0x4a0 [ 2365.150331][ T10] dst_alloc+0x97/0x150 [ 2365.150331][ T10] ip6_dst_alloc+0x23/0x90 [ 2365.150331][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2365.150331][ T10] ip6_pol_route+0x56f/0x840 [ 2365.150331][ T10] fib6_rule_lookup+0x456/0x630 [ 2365.150331][ T10] ip6_route_input+0x59c/0xa50 [ 2365.150331][ T10] ipv6_rcv+0x397/0x810 [ 2365.150331][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2365.150331][ T10] process_backlog+0x101/0x620 [ 2365.150331][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2365.150331][ T10] net_rx_action+0x495/0xbe0 [ 2365.150331][ T10] __do_softirq+0x1b5/0x7f6 [ 2365.150331][ T10] [ 2365.151973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.151973][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2365.151973][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2365.151973][ T10] fib6_nh_init+0xa22/0x1580 [ 2365.151973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.151973][ T10] ip6_route_add+0x1c/0x140 [ 2365.151973][ T10] inet6_rtm_newroute+0x104/0x110 [ 2365.151973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.151973][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.151973][ T10] netlink_unicast+0x449/0x710 [ 2365.151973][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.151973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.151973][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.151973][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.151973][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.151973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.151973][ T10] [ 2365.153881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.153881][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.153881][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.153881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.153881][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2365.153881][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2365.153881][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2365.153881][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2365.153881][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2365.153881][ T10] addrconf_dad_begin+0x310/0x670 [ 2365.153881][ T10] addrconf_dad_work+0x10b/0xab0 [ 2365.153881][ T10] process_one_work+0x84d/0x18a0 [ 2365.153881][ T10] worker_thread+0x587/0xd30 [ 2365.153881][ T10] kthread+0x28a/0x350 [ 2365.153881][ T10] ret_from_fork+0x31/0x70 [ 2365.153881][ T10] ret_from_fork_asm+0x1a/0x30 [ 2365.153881][ T10] [ 2365.155793][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.155793][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.155793][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.155793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.155793][ T10] ip6_route_add+0x1c/0x140 [ 2365.155793][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2365.155793][ T10] inet6_addr_add+0x4f8/0xa40 [ 2365.155793][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.155793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.155793][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.155793][ T10] netlink_unicast+0x449/0x710 [ 2365.155793][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.155793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.155793][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.155793][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.155793][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.155793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.155793][ T10] [ 2365.157792][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.157792][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.157792][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.157792][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.157792][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2365.157792][ T10] ipv6_add_addr+0x411/0x2000 [ 2365.157792][ T10] inet6_addr_add+0x30e/0xa40 [ 2365.157792][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.157792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.157792][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.157792][ T10] netlink_unicast+0x449/0x710 [ 2365.157792][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.157792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.157792][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.157792][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.157792][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.157792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.157792][ T10] [ 2365.159787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.159787][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.159787][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.159787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.159787][ T10] ip6_route_add+0x1c/0x140 [ 2365.159787][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2365.159787][ T10] addrconf_add_dev+0xe2/0x170 [ 2365.159787][ T10] inet6_addr_add+0x12f/0xa40 [ 2365.159787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.159787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.159787][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.159787][ T10] netlink_unicast+0x449/0x710 [ 2365.159787][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.159787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.159787][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.159787][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.159787][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.159787][ T10] [ 2365.161893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.161893][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2365.161893][ T10] ipv6_find_idev+0x102/0x170 [ 2365.161893][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.161893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.161893][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.161893][ T10] netlink_unicast+0x449/0x710 [ 2365.161893][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.161893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.161893][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.161893][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.161893][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.161893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.161893][ T10] [ 2365.163552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2365.163552][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2365.163552][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2365.163552][ T10] ipv6_find_idev+0x102/0x170 [ 2365.163552][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.163552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.163552][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.163552][ T10] netlink_unicast+0x449/0x710 [ 2365.163552][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.163552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.163552][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.163552][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.163552][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.163552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.163552][ T10] [ 2365.165301][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2365.165549][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2365.165549][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.165549][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.165549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.165549][ T10] ip6_route_add+0x1c/0x140 [ 2365.165549][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2365.165549][ T10] inet6_addr_add+0x4f8/0xa40 [ 2365.165549][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.165549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.165549][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.165549][ T10] netlink_unicast+0x449/0x710 [ 2365.165549][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.165549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.165549][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.165549][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.165549][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.165549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.165549][ T10] [ 2365.167682][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2365.167682][ T10] netdev_get_by_index+0x5e/0x80 [ 2365.167682][ T10] fib6_nh_init+0x3d8/0x1580 [ 2365.167682][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2365.167682][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2365.167682][ T10] ipv6_add_addr+0x411/0x2000 [ 2365.167682][ T10] inet6_addr_add+0x30e/0xa40 [ 2365.167682][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2365.167682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.167682][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.167682][ T10] netlink_unicast+0x449/0x710 [ 2365.167682][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.167682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.167682][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.167682][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.167682][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.167682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.167682][ T10] [ 2365.169823][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2365.169823][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2365.169823][ T10] ipv6_find_idev+0x102/0x170 [ 2365.169823][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.169823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.169823][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.169823][ T10] netlink_unicast+0x449/0x710 [ 2365.169823][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.169823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.169823][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.169823][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.169823][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.169823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.169823][ T10] [ 2365.171501][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2365.171501][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2365.171501][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2365.171501][ T10] ipv6_find_idev+0x102/0x170 [ 2365.171501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2365.171501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2365.171501][ T10] netlink_rcv_skb+0x130/0x360 [ 2365.171501][ T10] netlink_unicast+0x449/0x710 [ 2365.171501][ T10] netlink_sendmsg+0x723/0xbe0 [ 2365.171501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2365.171501][ T10] ___sys_sendmsg+0xee/0x170 [ 2365.171501][ T10] __sys_sendmsg+0xcd/0x170 [ 2365.171501][ T10] do_syscall_64+0xc6/0x1e0 [ 2365.171501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2365.171501][ T10] [ 2375.278938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2375.279401][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.279401][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2375.279401][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2375.279401][ T10] fib6_nh_init+0xa22/0x1580 [ 2375.279401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.279401][ T10] ip6_route_add+0x1c/0x140 [ 2375.279401][ T10] inet6_rtm_newroute+0x104/0x110 [ 2375.279401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.279401][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.279401][ T10] netlink_unicast+0x449/0x710 [ 2375.279401][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.279401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.279401][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.279401][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.279401][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.279401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.279401][ T10] [ 2375.281416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.281416][ T10] dst_init+0x84/0x4a0 [ 2375.281416][ T10] dst_alloc+0x97/0x150 [ 2375.281416][ T10] ip6_dst_alloc+0x23/0x90 [ 2375.281416][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2375.281416][ T10] ip6_pol_route+0x56f/0x840 [ 2375.281416][ T10] fib6_rule_lookup+0x456/0x630 [ 2375.281416][ T10] ip6_route_input+0x59c/0xa50 [ 2375.281416][ T10] ipv6_rcv+0x397/0x810 [ 2375.281416][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2375.281416][ T10] process_backlog+0x101/0x620 [ 2375.281416][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2375.281416][ T10] net_rx_action+0x495/0xbe0 [ 2375.281416][ T10] __do_softirq+0x1b5/0x7f6 [ 2375.281416][ T10] [ 2375.283253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.283253][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.283253][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.283253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.283253][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2375.283253][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2375.283253][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2375.283253][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2375.283253][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2375.283253][ T10] addrconf_dad_begin+0x310/0x670 [ 2375.283253][ T10] addrconf_dad_work+0x10b/0xab0 [ 2375.283253][ T10] process_one_work+0x84d/0x18a0 [ 2375.283253][ T10] worker_thread+0x587/0xd30 [ 2375.283253][ T10] kthread+0x28a/0x350 [ 2375.283253][ T10] ret_from_fork+0x31/0x70 [ 2375.283253][ T10] ret_from_fork_asm+0x1a/0x30 [ 2375.283253][ T10] [ 2375.285202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.285202][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.285202][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.285202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.285202][ T10] ip6_route_add+0x1c/0x140 [ 2375.285202][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2375.285202][ T10] inet6_addr_add+0x4f8/0xa40 [ 2375.285202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.285202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.285202][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.285202][ T10] netlink_unicast+0x449/0x710 [ 2375.285202][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.285202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.285202][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.285202][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.285202][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.285202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.285202][ T10] [ 2375.287270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.287270][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.287270][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.287270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.287270][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2375.287270][ T10] ipv6_add_addr+0x411/0x2000 [ 2375.287270][ T10] inet6_addr_add+0x30e/0xa40 [ 2375.287270][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.287270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.287270][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.287270][ T10] netlink_unicast+0x449/0x710 [ 2375.287270][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.287270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.287270][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.287270][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.287270][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.287270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.287270][ T10] [ 2375.289358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.289358][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.289358][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.289358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.289358][ T10] ip6_route_add+0x1c/0x140 [ 2375.289358][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2375.289358][ T10] addrconf_add_dev+0xe2/0x170 [ 2375.289358][ T10] inet6_addr_add+0x12f/0xa40 [ 2375.289358][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.289358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.289358][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.289358][ T10] netlink_unicast+0x449/0x710 [ 2375.289358][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.289358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.289358][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.289358][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.289358][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.289358][ T10] [ 2375.291461][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.291461][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2375.291461][ T10] ipv6_find_idev+0x102/0x170 [ 2375.291461][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.291461][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.291461][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.291461][ T10] netlink_unicast+0x449/0x710 [ 2375.291461][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.291461][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.291461][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.291461][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.291461][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.291461][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.291461][ T10] [ 2375.293108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2375.293108][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2375.293108][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2375.293108][ T10] ipv6_find_idev+0x102/0x170 [ 2375.293108][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.293108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.293108][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.293108][ T10] netlink_unicast+0x449/0x710 [ 2375.293108][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.293108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.293108][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.293108][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.293108][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.293108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.293108][ T10] [ 2375.294933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2375.295263][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2375.295263][ T10] dst_init+0x84/0x4a0 [ 2375.295263][ T10] dst_alloc+0x97/0x150 [ 2375.295263][ T10] ip6_dst_alloc+0x23/0x90 [ 2375.295263][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2375.295263][ T10] ip6_pol_route+0x56f/0x840 [ 2375.295263][ T10] fib6_rule_lookup+0x456/0x630 [ 2375.295263][ T10] ip6_route_input+0x59c/0xa50 [ 2375.295263][ T10] ipv6_rcv+0x397/0x810 [ 2375.295263][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2375.295263][ T10] process_backlog+0x101/0x620 [ 2375.295263][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2375.295263][ T10] net_rx_action+0x495/0xbe0 [ 2375.295263][ T10] __do_softirq+0x1b5/0x7f6 [ 2375.295263][ T10] [ 2375.297026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.297026][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2375.297026][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2375.297026][ T10] fib6_nh_init+0xa22/0x1580 [ 2375.297026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.297026][ T10] ip6_route_add+0x1c/0x140 [ 2375.297026][ T10] inet6_rtm_newroute+0x104/0x110 [ 2375.297026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.297026][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.297026][ T10] netlink_unicast+0x449/0x710 [ 2375.297026][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.297026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.297026][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.297026][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.297026][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.297026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.297026][ T10] [ 2375.299018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.299018][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.299018][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.299018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.299018][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2375.299018][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2375.299018][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2375.299018][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2375.299018][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2375.299018][ T10] addrconf_dad_begin+0x310/0x670 [ 2375.299018][ T10] addrconf_dad_work+0x10b/0xab0 [ 2375.299018][ T10] process_one_work+0x84d/0x18a0 [ 2375.299018][ T10] worker_thread+0x587/0xd30 [ 2375.299018][ T10] kthread+0x28a/0x350 [ 2375.299018][ T10] ret_from_fork+0x31/0x70 [ 2375.299018][ T10] ret_from_fork_asm+0x1a/0x30 [ 2375.299018][ T10] [ 2375.301088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.301088][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.301088][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.301088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.301088][ T10] ip6_route_add+0x1c/0x140 [ 2375.301088][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2375.301088][ T10] inet6_addr_add+0x4f8/0xa40 [ 2375.301088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.301088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.301088][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.301088][ T10] netlink_unicast+0x449/0x710 [ 2375.301088][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.301088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.301088][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.301088][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.301088][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.301088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.301088][ T10] [ 2375.303679][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.303679][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.303679][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.303679][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.303679][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2375.303679][ T10] ipv6_add_addr+0x411/0x2000 [ 2375.303679][ T10] inet6_addr_add+0x30e/0xa40 [ 2375.303679][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.303679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.303679][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.303679][ T10] netlink_unicast+0x449/0x710 [ 2375.303679][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.303679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.303679][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.303679][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.303679][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.303679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.303679][ T10] [ 2375.305819][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.305819][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.305819][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.305819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.305819][ T10] ip6_route_add+0x1c/0x140 [ 2375.305819][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2375.305819][ T10] addrconf_add_dev+0xe2/0x170 [ 2375.305819][ T10] inet6_addr_add+0x12f/0xa40 [ 2375.305819][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.305819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.305819][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.305819][ T10] netlink_unicast+0x449/0x710 [ 2375.305819][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.305819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.305819][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.305819][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.305819][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.305819][ T10] [ 2375.308100][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.308100][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2375.308100][ T10] ipv6_find_idev+0x102/0x170 [ 2375.308100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.308100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.308100][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.308100][ T10] netlink_unicast+0x449/0x710 [ 2375.308100][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.308100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.308100][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.308100][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.308100][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.308100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.308100][ T10] [ 2375.309934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2375.309934][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2375.309934][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2375.309934][ T10] ipv6_find_idev+0x102/0x170 [ 2375.309934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.309934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.309934][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.309934][ T10] netlink_unicast+0x449/0x710 [ 2375.309934][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.309934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.309934][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.309934][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.309934][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.309934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.309934][ T10] [ 2375.312000][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2375.312273][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2375.312273][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.312273][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.312273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.312273][ T10] ip6_route_add+0x1c/0x140 [ 2375.312273][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2375.312273][ T10] inet6_addr_add+0x4f8/0xa40 [ 2375.312273][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.312273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.312273][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.312273][ T10] netlink_unicast+0x449/0x710 [ 2375.312273][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.312273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.312273][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.312273][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.312273][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.312273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.312273][ T10] [ 2375.314676][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2375.314676][ T10] netdev_get_by_index+0x5e/0x80 [ 2375.314676][ T10] fib6_nh_init+0x3d8/0x1580 [ 2375.314676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2375.314676][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2375.314676][ T10] ipv6_add_addr+0x411/0x2000 [ 2375.314676][ T10] inet6_addr_add+0x30e/0xa40 [ 2375.314676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2375.314676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.314676][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.314676][ T10] netlink_unicast+0x449/0x710 [ 2375.314676][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.314676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.314676][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.314676][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.314676][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.314676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.314676][ T10] [ 2375.317091][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2375.317091][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2375.317091][ T10] ipv6_find_idev+0x102/0x170 [ 2375.317091][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.317091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.317091][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.317091][ T10] netlink_unicast+0x449/0x710 [ 2375.317091][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.317091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.317091][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.317091][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.317091][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.317091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.317091][ T10] [ 2375.318943][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2375.318943][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2375.318943][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2375.318943][ T10] ipv6_find_idev+0x102/0x170 [ 2375.318943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2375.318943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2375.318943][ T10] netlink_rcv_skb+0x130/0x360 [ 2375.318943][ T10] netlink_unicast+0x449/0x710 [ 2375.318943][ T10] netlink_sendmsg+0x723/0xbe0 [ 2375.318943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2375.318943][ T10] ___sys_sendmsg+0xee/0x170 [ 2375.318943][ T10] __sys_sendmsg+0xcd/0x170 [ 2375.318943][ T10] do_syscall_64+0xc6/0x1e0 [ 2375.318943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2375.318943][ T10] [ 2385.398920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2385.399390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.399390][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2385.399390][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2385.399390][ T10] fib6_nh_init+0xa22/0x1580 [ 2385.399390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.399390][ T10] ip6_route_add+0x1c/0x140 [ 2385.399390][ T10] inet6_rtm_newroute+0x104/0x110 [ 2385.399390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.399390][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.399390][ T10] netlink_unicast+0x449/0x710 [ 2385.399390][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.399390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.399390][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.399390][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.399390][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.399390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.399390][ T10] [ 2385.401300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.401300][ T10] dst_init+0x84/0x4a0 [ 2385.401300][ T10] dst_alloc+0x97/0x150 [ 2385.401300][ T10] ip6_dst_alloc+0x23/0x90 [ 2385.401300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2385.401300][ T10] ip6_pol_route+0x56f/0x840 [ 2385.401300][ T10] fib6_rule_lookup+0x456/0x630 [ 2385.401300][ T10] ip6_route_input+0x59c/0xa50 [ 2385.401300][ T10] ipv6_rcv+0x397/0x810 [ 2385.401300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2385.401300][ T10] process_backlog+0x101/0x620 [ 2385.401300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2385.401300][ T10] net_rx_action+0x495/0xbe0 [ 2385.401300][ T10] __do_softirq+0x1b5/0x7f6 [ 2385.401300][ T10] [ 2385.402948][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.402948][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.402948][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.402948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.402948][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2385.402948][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2385.402948][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2385.402948][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2385.402948][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2385.402948][ T10] addrconf_dad_begin+0x310/0x670 [ 2385.402948][ T10] addrconf_dad_work+0x10b/0xab0 [ 2385.402948][ T10] process_one_work+0x84d/0x18a0 [ 2385.402948][ T10] worker_thread+0x587/0xd30 [ 2385.402948][ T10] kthread+0x28a/0x350 [ 2385.402948][ T10] ret_from_fork+0x31/0x70 [ 2385.402948][ T10] ret_from_fork_asm+0x1a/0x30 [ 2385.402948][ T10] [ 2385.404894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.404894][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.404894][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.404894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.404894][ T10] ip6_route_add+0x1c/0x140 [ 2385.404894][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2385.404894][ T10] inet6_addr_add+0x4f8/0xa40 [ 2385.404894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.404894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.404894][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.404894][ T10] netlink_unicast+0x449/0x710 [ 2385.404894][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.404894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.404894][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.404894][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.404894][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.404894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.404894][ T10] [ 2385.407283][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.407283][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.407283][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.407283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.407283][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2385.407283][ T10] ipv6_add_addr+0x411/0x2000 [ 2385.407283][ T10] inet6_addr_add+0x30e/0xa40 [ 2385.407283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.407283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.407283][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.407283][ T10] netlink_unicast+0x449/0x710 [ 2385.407283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.407283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.407283][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.407283][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.407283][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.407283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.407283][ T10] [ 2385.409420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.409420][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.409420][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.409420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.409420][ T10] ip6_route_add+0x1c/0x140 [ 2385.409420][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2385.409420][ T10] addrconf_add_dev+0xe2/0x170 [ 2385.409420][ T10] inet6_addr_add+0x12f/0xa40 [ 2385.409420][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.409420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.409420][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.409420][ T10] netlink_unicast+0x449/0x710 [ 2385.409420][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.409420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.409420][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.409420][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.409420][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.409420][ T10] [ 2385.411545][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.411545][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2385.411545][ T10] ipv6_find_idev+0x102/0x170 [ 2385.411545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.411545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.411545][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.411545][ T10] netlink_unicast+0x449/0x710 [ 2385.411545][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.411545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.411545][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.411545][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.411545][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.411545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.411545][ T10] [ 2385.413206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2385.413206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2385.413206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2385.413206][ T10] ipv6_find_idev+0x102/0x170 [ 2385.413206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.413206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.413206][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.413206][ T10] netlink_unicast+0x449/0x710 [ 2385.413206][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.413206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.413206][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.413206][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.413206][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.413206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.413206][ T10] [ 2385.415002][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2385.415312][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2385.415312][ T10] dst_init+0x84/0x4a0 [ 2385.415312][ T10] dst_alloc+0x97/0x150 [ 2385.415312][ T10] ip6_dst_alloc+0x23/0x90 [ 2385.415312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2385.415312][ T10] ip6_pol_route+0x56f/0x840 [ 2385.415312][ T10] fib6_rule_lookup+0x456/0x630 [ 2385.415312][ T10] ip6_route_input+0x59c/0xa50 [ 2385.415312][ T10] ipv6_rcv+0x397/0x810 [ 2385.415312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2385.415312][ T10] process_backlog+0x101/0x620 [ 2385.415312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2385.415312][ T10] net_rx_action+0x495/0xbe0 [ 2385.415312][ T10] __do_softirq+0x1b5/0x7f6 [ 2385.415312][ T10] [ 2385.417085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.417085][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2385.417085][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2385.417085][ T10] fib6_nh_init+0xa22/0x1580 [ 2385.417085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.417085][ T10] ip6_route_add+0x1c/0x140 [ 2385.417085][ T10] inet6_rtm_newroute+0x104/0x110 [ 2385.417085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.417085][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.417085][ T10] netlink_unicast+0x449/0x710 [ 2385.417085][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.417085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.417085][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.417085][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.417085][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.417085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.417085][ T10] [ 2385.419096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.419096][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.419096][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.419096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.419096][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2385.419096][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2385.419096][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2385.419096][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2385.419096][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2385.419096][ T10] addrconf_dad_begin+0x310/0x670 [ 2385.419096][ T10] addrconf_dad_work+0x10b/0xab0 [ 2385.419096][ T10] process_one_work+0x84d/0x18a0 [ 2385.419096][ T10] worker_thread+0x587/0xd30 [ 2385.419096][ T10] kthread+0x28a/0x350 [ 2385.419096][ T10] ret_from_fork+0x31/0x70 [ 2385.419096][ T10] ret_from_fork_asm+0x1a/0x30 [ 2385.419096][ T10] [ 2385.421125][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.421125][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.421125][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.421125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.421125][ T10] ip6_route_add+0x1c/0x140 [ 2385.421125][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2385.421125][ T10] inet6_addr_add+0x4f8/0xa40 [ 2385.421125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.421125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.421125][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.421125][ T10] netlink_unicast+0x449/0x710 [ 2385.421125][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.421125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.421125][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.421125][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.421125][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.421125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.421125][ T10] [ 2385.423289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.423289][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.423289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.423289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.423289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2385.423289][ T10] ipv6_add_addr+0x411/0x2000 [ 2385.423289][ T10] inet6_addr_add+0x30e/0xa40 [ 2385.423289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.423289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.423289][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.423289][ T10] netlink_unicast+0x449/0x710 [ 2385.423289][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.423289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.423289][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.423289][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.423289][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.423289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.423289][ T10] [ 2385.425393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.425393][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.425393][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.425393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.425393][ T10] ip6_route_add+0x1c/0x140 [ 2385.425393][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2385.425393][ T10] addrconf_add_dev+0xe2/0x170 [ 2385.425393][ T10] inet6_addr_add+0x12f/0xa40 [ 2385.425393][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.425393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.425393][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.425393][ T10] netlink_unicast+0x449/0x710 [ 2385.425393][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.425393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.425393][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.425393][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.425393][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.425393][ T10] [ 2385.427605][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.427605][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2385.427605][ T10] ipv6_find_idev+0x102/0x170 [ 2385.427605][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.427605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.427605][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.427605][ T10] netlink_unicast+0x449/0x710 [ 2385.427605][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.427605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.427605][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.427605][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.427605][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.427605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.427605][ T10] [ 2385.429475][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2385.429475][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2385.429475][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2385.429475][ T10] ipv6_find_idev+0x102/0x170 [ 2385.429475][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.429475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.429475][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.429475][ T10] netlink_unicast+0x449/0x710 [ 2385.429475][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.429475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.429475][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.429475][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.429475][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.429475][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.429475][ T10] [ 2385.431557][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2385.431824][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2385.431824][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.431824][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.431824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.431824][ T10] ip6_route_add+0x1c/0x140 [ 2385.431824][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2385.431824][ T10] inet6_addr_add+0x4f8/0xa40 [ 2385.431824][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.431824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.431824][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.431824][ T10] netlink_unicast+0x449/0x710 [ 2385.431824][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.431824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.431824][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.431824][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.431824][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.431824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.431824][ T10] [ 2385.434289][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2385.434289][ T10] netdev_get_by_index+0x5e/0x80 [ 2385.434289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2385.434289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2385.434289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2385.434289][ T10] ipv6_add_addr+0x411/0x2000 [ 2385.434289][ T10] inet6_addr_add+0x30e/0xa40 [ 2385.434289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2385.434289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.434289][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.434289][ T10] netlink_unicast+0x449/0x710 [ 2385.434289][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.434289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.434289][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.434289][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.434289][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.434289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.434289][ T10] [ 2385.436651][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2385.436651][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2385.436651][ T10] ipv6_find_idev+0x102/0x170 [ 2385.436651][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.436651][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.436651][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.436651][ T10] netlink_unicast+0x449/0x710 [ 2385.436651][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.436651][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.436651][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.436651][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.436651][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.436651][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.436651][ T10] [ 2385.438540][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2385.438540][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2385.438540][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2385.438540][ T10] ipv6_find_idev+0x102/0x170 [ 2385.438540][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2385.438540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2385.438540][ T10] netlink_rcv_skb+0x130/0x360 [ 2385.438540][ T10] netlink_unicast+0x449/0x710 [ 2385.438540][ T10] netlink_sendmsg+0x723/0xbe0 [ 2385.438540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2385.438540][ T10] ___sys_sendmsg+0xee/0x170 [ 2385.438540][ T10] __sys_sendmsg+0xcd/0x170 [ 2385.438540][ T10] do_syscall_64+0xc6/0x1e0 [ 2385.438540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2385.438540][ T10] [ 2395.470962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2395.471447][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.471447][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2395.471447][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2395.471447][ T10] fib6_nh_init+0xa22/0x1580 [ 2395.471447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.471447][ T10] ip6_route_add+0x1c/0x140 [ 2395.471447][ T10] inet6_rtm_newroute+0x104/0x110 [ 2395.471447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.471447][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.471447][ T10] netlink_unicast+0x449/0x710 [ 2395.471447][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.471447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.471447][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.471447][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.471447][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.471447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.471447][ T10] [ 2395.474493][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.474493][ T10] dst_init+0x84/0x4a0 [ 2395.474493][ T10] dst_alloc+0x97/0x150 [ 2395.474493][ T10] ip6_dst_alloc+0x23/0x90 [ 2395.474493][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2395.474493][ T10] ip6_pol_route+0x56f/0x840 [ 2395.474493][ T10] fib6_rule_lookup+0x456/0x630 [ 2395.474493][ T10] ip6_route_input+0x59c/0xa50 [ 2395.474493][ T10] ipv6_rcv+0x397/0x810 [ 2395.474493][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2395.474493][ T10] process_backlog+0x101/0x620 [ 2395.474493][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2395.474493][ T10] net_rx_action+0x495/0xbe0 [ 2395.474493][ T10] __do_softirq+0x1b5/0x7f6 [ 2395.474493][ T10] [ 2395.477165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.477165][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.477165][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.477165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.477165][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2395.477165][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2395.477165][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2395.477165][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2395.477165][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2395.477165][ T10] addrconf_dad_begin+0x310/0x670 [ 2395.477165][ T10] addrconf_dad_work+0x10b/0xab0 [ 2395.477165][ T10] process_one_work+0x84d/0x18a0 [ 2395.477165][ T10] worker_thread+0x587/0xd30 [ 2395.477165][ T10] kthread+0x28a/0x350 [ 2395.477165][ T10] ret_from_fork+0x31/0x70 [ 2395.477165][ T10] ret_from_fork_asm+0x1a/0x30 [ 2395.477165][ T10] [ 2395.480258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.480258][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.480258][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.480258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.480258][ T10] ip6_route_add+0x1c/0x140 [ 2395.480258][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2395.480258][ T10] inet6_addr_add+0x4f8/0xa40 [ 2395.480258][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.480258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.480258][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.480258][ T10] netlink_unicast+0x449/0x710 [ 2395.480258][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.480258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.480258][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.480258][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.480258][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.480258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.480258][ T10] [ 2395.483528][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.483528][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.483528][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.483528][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.483528][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2395.483528][ T10] ipv6_add_addr+0x411/0x2000 [ 2395.483528][ T10] inet6_addr_add+0x30e/0xa40 [ 2395.483528][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.483528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.483528][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.483528][ T10] netlink_unicast+0x449/0x710 [ 2395.483528][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.483528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.483528][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.483528][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.483528][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.483528][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.483528][ T10] [ 2395.486767][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.486767][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.486767][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.486767][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.486767][ T10] ip6_route_add+0x1c/0x140 [ 2395.486767][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2395.486767][ T10] addrconf_add_dev+0xe2/0x170 [ 2395.486767][ T10] inet6_addr_add+0x12f/0xa40 [ 2395.486767][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.486767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.486767][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.486767][ T10] netlink_unicast+0x449/0x710 [ 2395.486767][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.486767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.486767][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.486767][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.486767][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.486767][ T10] [ 2395.489931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.489931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2395.489931][ T10] ipv6_find_idev+0x102/0x170 [ 2395.489931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.489931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.489931][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.489931][ T10] netlink_unicast+0x449/0x710 [ 2395.489931][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.489931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.489931][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.489931][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.489931][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.489931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.489931][ T10] [ 2395.492422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2395.492422][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2395.492422][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2395.492422][ T10] ipv6_find_idev+0x102/0x170 [ 2395.492422][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.492422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.492422][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.492422][ T10] netlink_unicast+0x449/0x710 [ 2395.492422][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.492422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.492422][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.492422][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.492422][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.492422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.492422][ T10] [ 2395.495164][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2395.495602][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2395.495602][ T10] dst_init+0x84/0x4a0 [ 2395.495602][ T10] dst_alloc+0x97/0x150 [ 2395.495602][ T10] ip6_dst_alloc+0x23/0x90 [ 2395.495602][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2395.495602][ T10] ip6_pol_route+0x56f/0x840 [ 2395.495602][ T10] fib6_rule_lookup+0x456/0x630 [ 2395.495602][ T10] ip6_route_input+0x59c/0xa50 [ 2395.495602][ T10] ipv6_rcv+0x397/0x810 [ 2395.495602][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2395.495602][ T10] process_backlog+0x101/0x620 [ 2395.495602][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2395.495602][ T10] net_rx_action+0x495/0xbe0 [ 2395.495602][ T10] __do_softirq+0x1b5/0x7f6 [ 2395.495602][ T10] [ 2395.498243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.498243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2395.498243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2395.498243][ T10] fib6_nh_init+0xa22/0x1580 [ 2395.498243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.498243][ T10] ip6_route_add+0x1c/0x140 [ 2395.498243][ T10] inet6_rtm_newroute+0x104/0x110 [ 2395.498243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.498243][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.498243][ T10] netlink_unicast+0x449/0x710 [ 2395.498243][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.498243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.498243][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.498243][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.498243][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.498243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.498243][ T10] [ 2395.501297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.501297][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.501297][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.501297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.501297][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2395.501297][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2395.501297][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2395.501297][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2395.501297][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2395.501297][ T10] addrconf_dad_begin+0x310/0x670 [ 2395.501297][ T10] addrconf_dad_work+0x10b/0xab0 [ 2395.501297][ T10] process_one_work+0x84d/0x18a0 [ 2395.501297][ T10] worker_thread+0x587/0xd30 [ 2395.501297][ T10] kthread+0x28a/0x350 [ 2395.501297][ T10] ret_from_fork+0x31/0x70 [ 2395.501297][ T10] ret_from_fork_asm+0x1a/0x30 [ 2395.501297][ T10] [ 2395.504380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.504380][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.504380][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.504380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.504380][ T10] ip6_route_add+0x1c/0x140 [ 2395.504380][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2395.504380][ T10] inet6_addr_add+0x4f8/0xa40 [ 2395.504380][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.504380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.504380][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.504380][ T10] netlink_unicast+0x449/0x710 [ 2395.504380][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.504380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.504380][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.504380][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.504380][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.504380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.504380][ T10] [ 2395.507596][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.507596][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.507596][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.507596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.507596][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2395.507596][ T10] ipv6_add_addr+0x411/0x2000 [ 2395.507596][ T10] inet6_addr_add+0x30e/0xa40 [ 2395.507596][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.507596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.507596][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.507596][ T10] netlink_unicast+0x449/0x710 [ 2395.507596][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.507596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.507596][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.507596][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.507596][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.507596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.507596][ T10] [ 2395.510810][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.510810][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.510810][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.510810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.510810][ T10] ip6_route_add+0x1c/0x140 [ 2395.510810][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2395.510810][ T10] addrconf_add_dev+0xe2/0x170 [ 2395.510810][ T10] inet6_addr_add+0x12f/0xa40 [ 2395.510810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.510810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.510810][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.510810][ T10] netlink_unicast+0x449/0x710 [ 2395.510810][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.510810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.510810][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.510810][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.510810][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.510810][ T10] [ 2395.514330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.514330][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2395.514330][ T10] ipv6_find_idev+0x102/0x170 [ 2395.514330][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.514330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.514330][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.514330][ T10] netlink_unicast+0x449/0x710 [ 2395.514330][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.514330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.514330][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.514330][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.514330][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.514330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.514330][ T10] [ 2395.517148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2395.517148][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2395.517148][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2395.517148][ T10] ipv6_find_idev+0x102/0x170 [ 2395.517148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.517148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.517148][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.517148][ T10] netlink_unicast+0x449/0x710 [ 2395.517148][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.517148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.517148][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.517148][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.517148][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.517148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.517148][ T10] [ 2395.520240][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2395.520620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2395.520620][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.520620][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.520620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.520620][ T10] ip6_route_add+0x1c/0x140 [ 2395.520620][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2395.520620][ T10] inet6_addr_add+0x4f8/0xa40 [ 2395.520620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.520620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.520620][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.520620][ T10] netlink_unicast+0x449/0x710 [ 2395.520620][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.520620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.520620][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.520620][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.520620][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.520620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.520620][ T10] [ 2395.524296][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2395.524296][ T10] netdev_get_by_index+0x5e/0x80 [ 2395.524296][ T10] fib6_nh_init+0x3d8/0x1580 [ 2395.524296][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2395.524296][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2395.524296][ T10] ipv6_add_addr+0x411/0x2000 [ 2395.524296][ T10] inet6_addr_add+0x30e/0xa40 [ 2395.524296][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2395.524296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.524296][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.524296][ T10] netlink_unicast+0x449/0x710 [ 2395.524296][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.524296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.524296][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.524296][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.524296][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.524296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.524296][ T10] [ 2395.527840][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2395.527840][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2395.527840][ T10] ipv6_find_idev+0x102/0x170 [ 2395.527840][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.527840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.527840][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.527840][ T10] netlink_unicast+0x449/0x710 [ 2395.527840][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.527840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.527840][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.527840][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.527840][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.527840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.527840][ T10] [ 2395.530674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2395.530674][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2395.530674][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2395.530674][ T10] ipv6_find_idev+0x102/0x170 [ 2395.530674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2395.530674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2395.530674][ T10] netlink_rcv_skb+0x130/0x360 [ 2395.530674][ T10] netlink_unicast+0x449/0x710 [ 2395.530674][ T10] netlink_sendmsg+0x723/0xbe0 [ 2395.530674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2395.530674][ T10] ___sys_sendmsg+0xee/0x170 [ 2395.530674][ T10] __sys_sendmsg+0xcd/0x170 [ 2395.530674][ T10] do_syscall_64+0xc6/0x1e0 [ 2395.530674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2395.530674][ T10] [ 2405.614912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2405.615405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.615405][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2405.615405][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2405.615405][ T10] fib6_nh_init+0xa22/0x1580 [ 2405.615405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.615405][ T10] ip6_route_add+0x1c/0x140 [ 2405.615405][ T10] inet6_rtm_newroute+0x104/0x110 [ 2405.615405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.615405][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.615405][ T10] netlink_unicast+0x449/0x710 [ 2405.615405][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.615405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.615405][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.615405][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.615405][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.615405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.615405][ T10] [ 2405.618448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.618448][ T10] dst_init+0x84/0x4a0 [ 2405.618448][ T10] dst_alloc+0x97/0x150 [ 2405.618448][ T10] ip6_dst_alloc+0x23/0x90 [ 2405.618448][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2405.618448][ T10] ip6_pol_route+0x56f/0x840 [ 2405.618448][ T10] fib6_rule_lookup+0x456/0x630 [ 2405.618448][ T10] ip6_route_input+0x59c/0xa50 [ 2405.618448][ T10] ipv6_rcv+0x397/0x810 [ 2405.618448][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2405.618448][ T10] process_backlog+0x101/0x620 [ 2405.618448][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2405.618448][ T10] net_rx_action+0x495/0xbe0 [ 2405.618448][ T10] __do_softirq+0x1b5/0x7f6 [ 2405.618448][ T10] [ 2405.621146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.621146][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.621146][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.621146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.621146][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2405.621146][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2405.621146][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2405.621146][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2405.621146][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2405.621146][ T10] addrconf_dad_begin+0x310/0x670 [ 2405.621146][ T10] addrconf_dad_work+0x10b/0xab0 [ 2405.621146][ T10] process_one_work+0x84d/0x18a0 [ 2405.621146][ T10] worker_thread+0x587/0xd30 [ 2405.621146][ T10] kthread+0x28a/0x350 [ 2405.621146][ T10] ret_from_fork+0x31/0x70 [ 2405.621146][ T10] ret_from_fork_asm+0x1a/0x30 [ 2405.621146][ T10] [ 2405.624272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.624272][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.624272][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.624272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.624272][ T10] ip6_route_add+0x1c/0x140 [ 2405.624272][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2405.624272][ T10] inet6_addr_add+0x4f8/0xa40 [ 2405.624272][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.624272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.624272][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.624272][ T10] netlink_unicast+0x449/0x710 [ 2405.624272][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.624272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.624272][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.624272][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.624272][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.624272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.624272][ T10] [ 2405.627491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.627491][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.627491][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.627491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.627491][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2405.627491][ T10] ipv6_add_addr+0x411/0x2000 [ 2405.627491][ T10] inet6_addr_add+0x30e/0xa40 [ 2405.627491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.627491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.627491][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.627491][ T10] netlink_unicast+0x449/0x710 [ 2405.627491][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.627491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.627491][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.627491][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.627491][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.627491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.627491][ T10] [ 2405.630726][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.630726][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.630726][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.630726][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.630726][ T10] ip6_route_add+0x1c/0x140 [ 2405.630726][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2405.630726][ T10] addrconf_add_dev+0xe2/0x170 [ 2405.630726][ T10] inet6_addr_add+0x12f/0xa40 [ 2405.630726][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.630726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.630726][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.630726][ T10] netlink_unicast+0x449/0x710 [ 2405.630726][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.630726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.630726][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.630726][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.630726][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.630726][ T10] [ 2405.633920][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.633920][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2405.633920][ T10] ipv6_find_idev+0x102/0x170 [ 2405.633920][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.633920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.633920][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.633920][ T10] netlink_unicast+0x449/0x710 [ 2405.633920][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.633920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.633920][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.633920][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.633920][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.633920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.633920][ T10] [ 2405.636398][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2405.636398][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2405.636398][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2405.636398][ T10] ipv6_find_idev+0x102/0x170 [ 2405.636398][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.636398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.636398][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.636398][ T10] netlink_unicast+0x449/0x710 [ 2405.636398][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.636398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.636398][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.636398][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.636398][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.636398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.636398][ T10] [ 2405.639130][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2405.639578][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2405.639578][ T10] dst_init+0x84/0x4a0 [ 2405.639578][ T10] dst_alloc+0x97/0x150 [ 2405.639578][ T10] ip6_dst_alloc+0x23/0x90 [ 2405.639578][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2405.639578][ T10] ip6_pol_route+0x56f/0x840 [ 2405.639578][ T10] fib6_rule_lookup+0x456/0x630 [ 2405.639578][ T10] ip6_route_input+0x59c/0xa50 [ 2405.639578][ T10] ipv6_rcv+0x397/0x810 [ 2405.639578][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2405.639578][ T10] process_backlog+0x101/0x620 [ 2405.639578][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2405.639578][ T10] net_rx_action+0x495/0xbe0 [ 2405.639578][ T10] __do_softirq+0x1b5/0x7f6 [ 2405.639578][ T10] [ 2405.642220][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.642220][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2405.642220][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2405.642220][ T10] fib6_nh_init+0xa22/0x1580 [ 2405.642220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.642220][ T10] ip6_route_add+0x1c/0x140 [ 2405.642220][ T10] inet6_rtm_newroute+0x104/0x110 [ 2405.642220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.642220][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.642220][ T10] netlink_unicast+0x449/0x710 [ 2405.642220][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.642220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.642220][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.642220][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.642220][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.642220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.642220][ T10] [ 2405.645267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.645267][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.645267][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.645267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.645267][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2405.645267][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2405.645267][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2405.645267][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2405.645267][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2405.645267][ T10] addrconf_dad_begin+0x310/0x670 [ 2405.645267][ T10] addrconf_dad_work+0x10b/0xab0 [ 2405.645267][ T10] process_one_work+0x84d/0x18a0 [ 2405.645267][ T10] worker_thread+0x587/0xd30 [ 2405.645267][ T10] kthread+0x28a/0x350 [ 2405.645267][ T10] ret_from_fork+0x31/0x70 [ 2405.645267][ T10] ret_from_fork_asm+0x1a/0x30 [ 2405.645267][ T10] [ 2405.648337][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.648337][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.648337][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.648337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.648337][ T10] ip6_route_add+0x1c/0x140 [ 2405.648337][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2405.648337][ T10] inet6_addr_add+0x4f8/0xa40 [ 2405.648337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.648337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.648337][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.648337][ T10] netlink_unicast+0x449/0x710 [ 2405.648337][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.648337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.648337][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.648337][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.648337][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.648337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.648337][ T10] [ 2405.651552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.651552][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.651552][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.651552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.651552][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2405.651552][ T10] ipv6_add_addr+0x411/0x2000 [ 2405.651552][ T10] inet6_addr_add+0x30e/0xa40 [ 2405.651552][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.651552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.651552][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.651552][ T10] netlink_unicast+0x449/0x710 [ 2405.651552][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.651552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.651552][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.651552][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.651552][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.651552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.651552][ T10] [ 2405.654826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.654826][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.654826][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.654826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.654826][ T10] ip6_route_add+0x1c/0x140 [ 2405.654826][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2405.654826][ T10] addrconf_add_dev+0xe2/0x170 [ 2405.654826][ T10] inet6_addr_add+0x12f/0xa40 [ 2405.654826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.654826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.654826][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.654826][ T10] netlink_unicast+0x449/0x710 [ 2405.654826][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.654826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.654826][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.654826][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.654826][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.654826][ T10] [ 2405.658534][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.658534][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2405.658534][ T10] ipv6_find_idev+0x102/0x170 [ 2405.658534][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.658534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.658534][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.658534][ T10] netlink_unicast+0x449/0x710 [ 2405.658534][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.658534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.658534][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.658534][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.658534][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.658534][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.658534][ T10] [ 2405.661542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2405.661542][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2405.661542][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2405.661542][ T10] ipv6_find_idev+0x102/0x170 [ 2405.661542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.661542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.661542][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.661542][ T10] netlink_unicast+0x449/0x710 [ 2405.661542][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.661542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.661542][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.661542][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.661542][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.661542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.661542][ T10] [ 2405.664785][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2405.665197][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2405.665197][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.665197][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.665197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.665197][ T10] ip6_route_add+0x1c/0x140 [ 2405.665197][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2405.665197][ T10] inet6_addr_add+0x4f8/0xa40 [ 2405.665197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.665197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.665197][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.665197][ T10] netlink_unicast+0x449/0x710 [ 2405.665197][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.665197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.665197][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.665197][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.665197][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.665197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.665197][ T10] [ 2405.668966][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2405.668966][ T10] netdev_get_by_index+0x5e/0x80 [ 2405.668966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2405.668966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2405.668966][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2405.668966][ T10] ipv6_add_addr+0x411/0x2000 [ 2405.668966][ T10] inet6_addr_add+0x30e/0xa40 [ 2405.668966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2405.668966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.668966][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.668966][ T10] netlink_unicast+0x449/0x710 [ 2405.668966][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.668966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.668966][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.668966][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.668966][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.668966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.668966][ T10] [ 2405.672834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2405.672834][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2405.672834][ T10] ipv6_find_idev+0x102/0x170 [ 2405.672834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.672834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.672834][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.672834][ T10] netlink_unicast+0x449/0x710 [ 2405.672834][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.672834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.672834][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.672834][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.672834][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.672834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.672834][ T10] [ 2405.675868][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2405.675868][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2405.675868][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2405.675868][ T10] ipv6_find_idev+0x102/0x170 [ 2405.675868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2405.675868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2405.675868][ T10] netlink_rcv_skb+0x130/0x360 [ 2405.675868][ T10] netlink_unicast+0x449/0x710 [ 2405.675868][ T10] netlink_sendmsg+0x723/0xbe0 [ 2405.675868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2405.675868][ T10] ___sys_sendmsg+0xee/0x170 [ 2405.675868][ T10] __sys_sendmsg+0xcd/0x170 [ 2405.675868][ T10] do_syscall_64+0xc6/0x1e0 [ 2405.675868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2405.675868][ T10] [ 2415.862846][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2415.863256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.863256][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2415.863256][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2415.863256][ T10] fib6_nh_init+0xa22/0x1580 [ 2415.863256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.863256][ T10] ip6_route_add+0x1c/0x140 [ 2415.863256][ T10] inet6_rtm_newroute+0x104/0x110 [ 2415.863256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.863256][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.863256][ T10] netlink_unicast+0x449/0x710 [ 2415.863256][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.863256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.863256][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.863256][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.863256][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.863256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.863256][ T10] [ 2415.865413][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.865413][ T10] dst_init+0x84/0x4a0 [ 2415.865413][ T10] dst_alloc+0x97/0x150 [ 2415.865413][ T10] ip6_dst_alloc+0x23/0x90 [ 2415.865413][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2415.865413][ T10] ip6_pol_route+0x56f/0x840 [ 2415.865413][ T10] fib6_rule_lookup+0x456/0x630 [ 2415.865413][ T10] ip6_route_input+0x59c/0xa50 [ 2415.865413][ T10] ipv6_rcv+0x397/0x810 [ 2415.865413][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2415.865413][ T10] process_backlog+0x101/0x620 [ 2415.865413][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2415.865413][ T10] net_rx_action+0x495/0xbe0 [ 2415.865413][ T10] __do_softirq+0x1b5/0x7f6 [ 2415.865413][ T10] [ 2415.867071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.867071][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.867071][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.867071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.867071][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2415.867071][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2415.867071][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2415.867071][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2415.867071][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2415.867071][ T10] addrconf_dad_begin+0x310/0x670 [ 2415.867071][ T10] addrconf_dad_work+0x10b/0xab0 [ 2415.867071][ T10] process_one_work+0x84d/0x18a0 [ 2415.867071][ T10] worker_thread+0x587/0xd30 [ 2415.867071][ T10] kthread+0x28a/0x350 [ 2415.867071][ T10] ret_from_fork+0x31/0x70 [ 2415.867071][ T10] ret_from_fork_asm+0x1a/0x30 [ 2415.867071][ T10] [ 2415.869007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.869007][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.869007][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.869007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.869007][ T10] ip6_route_add+0x1c/0x140 [ 2415.869007][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2415.869007][ T10] inet6_addr_add+0x4f8/0xa40 [ 2415.869007][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.869007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.869007][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.869007][ T10] netlink_unicast+0x449/0x710 [ 2415.869007][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.869007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.869007][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.869007][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.869007][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.869007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.869007][ T10] [ 2415.871038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.871038][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.871038][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.871038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.871038][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2415.871038][ T10] ipv6_add_addr+0x411/0x2000 [ 2415.871038][ T10] inet6_addr_add+0x30e/0xa40 [ 2415.871038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.871038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.871038][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.871038][ T10] netlink_unicast+0x449/0x710 [ 2415.871038][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.871038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.871038][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.871038][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.871038][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.871038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.871038][ T10] [ 2415.873055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.873055][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.873055][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.873055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.873055][ T10] ip6_route_add+0x1c/0x140 [ 2415.873055][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2415.873055][ T10] addrconf_add_dev+0xe2/0x170 [ 2415.873055][ T10] inet6_addr_add+0x12f/0xa40 [ 2415.873055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.873055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.873055][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.873055][ T10] netlink_unicast+0x449/0x710 [ 2415.873055][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.873055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.873055][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.873055][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.873055][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.873055][ T10] [ 2415.875043][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.875043][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2415.875043][ T10] ipv6_find_idev+0x102/0x170 [ 2415.875043][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.875043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.875043][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.875043][ T10] netlink_unicast+0x449/0x710 [ 2415.875043][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.875043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.875043][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.875043][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.875043][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.875043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.875043][ T10] [ 2415.876607][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2415.876607][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2415.876607][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2415.876607][ T10] ipv6_find_idev+0x102/0x170 [ 2415.876607][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.876607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.876607][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.876607][ T10] netlink_unicast+0x449/0x710 [ 2415.876607][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.876607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.876607][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.876607][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.876607][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.876607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.876607][ T10] [ 2415.878332][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2415.878628][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2415.878628][ T10] dst_init+0x84/0x4a0 [ 2415.878628][ T10] dst_alloc+0x97/0x150 [ 2415.878628][ T10] ip6_dst_alloc+0x23/0x90 [ 2415.878628][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2415.878628][ T10] ip6_pol_route+0x56f/0x840 [ 2415.878628][ T10] fib6_rule_lookup+0x456/0x630 [ 2415.878628][ T10] ip6_route_input+0x59c/0xa50 [ 2415.878628][ T10] ipv6_rcv+0x397/0x810 [ 2415.878628][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2415.878628][ T10] process_backlog+0x101/0x620 [ 2415.878628][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2415.878628][ T10] net_rx_action+0x495/0xbe0 [ 2415.878628][ T10] __do_softirq+0x1b5/0x7f6 [ 2415.878628][ T10] [ 2415.880272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.880272][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2415.880272][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2415.880272][ T10] fib6_nh_init+0xa22/0x1580 [ 2415.880272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.880272][ T10] ip6_route_add+0x1c/0x140 [ 2415.880272][ T10] inet6_rtm_newroute+0x104/0x110 [ 2415.880272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.880272][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.880272][ T10] netlink_unicast+0x449/0x710 [ 2415.880272][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.880272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.880272][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.880272][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.880272][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.880272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.880272][ T10] [ 2415.882274][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.882274][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.882274][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.882274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.882274][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2415.882274][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2415.882274][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2415.882274][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2415.882274][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2415.882274][ T10] addrconf_dad_begin+0x310/0x670 [ 2415.882274][ T10] addrconf_dad_work+0x10b/0xab0 [ 2415.882274][ T10] process_one_work+0x84d/0x18a0 [ 2415.882274][ T10] worker_thread+0x587/0xd30 [ 2415.882274][ T10] kthread+0x28a/0x350 [ 2415.882274][ T10] ret_from_fork+0x31/0x70 [ 2415.882274][ T10] ret_from_fork_asm+0x1a/0x30 [ 2415.882274][ T10] [ 2415.884366][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.884366][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.884366][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.884366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.884366][ T10] ip6_route_add+0x1c/0x140 [ 2415.884366][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2415.884366][ T10] inet6_addr_add+0x4f8/0xa40 [ 2415.884366][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.884366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.884366][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.884366][ T10] netlink_unicast+0x449/0x710 [ 2415.884366][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.884366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.884366][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.884366][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.884366][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.884366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.884366][ T10] [ 2415.886571][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.886571][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.886571][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.886571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.886571][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2415.886571][ T10] ipv6_add_addr+0x411/0x2000 [ 2415.886571][ T10] inet6_addr_add+0x30e/0xa40 [ 2415.886571][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.886571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.886571][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.886571][ T10] netlink_unicast+0x449/0x710 [ 2415.886571][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.886571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.886571][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.886571][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.886571][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.886571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.886571][ T10] [ 2415.888766][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.888766][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.888766][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.888766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.888766][ T10] ip6_route_add+0x1c/0x140 [ 2415.888766][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2415.888766][ T10] addrconf_add_dev+0xe2/0x170 [ 2415.888766][ T10] inet6_addr_add+0x12f/0xa40 [ 2415.888766][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.888766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.888766][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.888766][ T10] netlink_unicast+0x449/0x710 [ 2415.888766][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.888766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.888766][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.888766][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.888766][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.888766][ T10] [ 2415.891164][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.891164][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2415.891164][ T10] ipv6_find_idev+0x102/0x170 [ 2415.891164][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.891164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.891164][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.891164][ T10] netlink_unicast+0x449/0x710 [ 2415.891164][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.891164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.891164][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.891164][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.891164][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.891164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.891164][ T10] [ 2415.893058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2415.893058][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2415.893058][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2415.893058][ T10] ipv6_find_idev+0x102/0x170 [ 2415.893058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.893058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.893058][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.893058][ T10] netlink_unicast+0x449/0x710 [ 2415.893058][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.893058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.893058][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.893058][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.893058][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.893058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.893058][ T10] [ 2415.895164][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2415.895409][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2415.895409][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.895409][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.895409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.895409][ T10] ip6_route_add+0x1c/0x140 [ 2415.895409][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2415.895409][ T10] inet6_addr_add+0x4f8/0xa40 [ 2415.895409][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.895409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.895409][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.895409][ T10] netlink_unicast+0x449/0x710 [ 2415.895409][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.895409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.895409][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.895409][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.895409][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.895409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.895409][ T10] [ 2415.897686][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2415.897686][ T10] netdev_get_by_index+0x5e/0x80 [ 2415.897686][ T10] fib6_nh_init+0x3d8/0x1580 [ 2415.897686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2415.897686][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2415.897686][ T10] ipv6_add_addr+0x411/0x2000 [ 2415.897686][ T10] inet6_addr_add+0x30e/0xa40 [ 2415.897686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2415.897686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.897686][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.897686][ T10] netlink_unicast+0x449/0x710 [ 2415.897686][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.897686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.897686][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.897686][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.897686][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.897686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.897686][ T10] [ 2415.899934][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2415.899934][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2415.899934][ T10] ipv6_find_idev+0x102/0x170 [ 2415.899934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.899934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.899934][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.899934][ T10] netlink_unicast+0x449/0x710 [ 2415.899934][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.899934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.899934][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.899934][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.899934][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.899934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.899934][ T10] [ 2415.901656][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2415.901656][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2415.901656][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2415.901656][ T10] ipv6_find_idev+0x102/0x170 [ 2415.901656][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2415.901656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2415.901656][ T10] netlink_rcv_skb+0x130/0x360 [ 2415.901656][ T10] netlink_unicast+0x449/0x710 [ 2415.901656][ T10] netlink_sendmsg+0x723/0xbe0 [ 2415.901656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2415.901656][ T10] ___sys_sendmsg+0xee/0x170 [ 2415.901656][ T10] __sys_sendmsg+0xcd/0x170 [ 2415.901656][ T10] do_syscall_64+0xc6/0x1e0 [ 2415.901656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2415.901656][ T10] [ 2425.934844][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2425.935240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.935240][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2425.935240][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2425.935240][ T10] fib6_nh_init+0xa22/0x1580 [ 2425.935240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.935240][ T10] ip6_route_add+0x1c/0x140 [ 2425.935240][ T10] inet6_rtm_newroute+0x104/0x110 [ 2425.935240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.935240][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.935240][ T10] netlink_unicast+0x449/0x710 [ 2425.935240][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.935240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.935240][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.935240][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.935240][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.935240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.935240][ T10] [ 2425.937162][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.937162][ T10] dst_init+0x84/0x4a0 [ 2425.937162][ T10] dst_alloc+0x97/0x150 [ 2425.937162][ T10] ip6_dst_alloc+0x23/0x90 [ 2425.937162][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2425.937162][ T10] ip6_pol_route+0x56f/0x840 [ 2425.937162][ T10] fib6_rule_lookup+0x456/0x630 [ 2425.937162][ T10] ip6_route_input+0x59c/0xa50 [ 2425.937162][ T10] ipv6_rcv+0x397/0x810 [ 2425.937162][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2425.937162][ T10] process_backlog+0x101/0x620 [ 2425.937162][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2425.937162][ T10] net_rx_action+0x495/0xbe0 [ 2425.937162][ T10] __do_softirq+0x1b5/0x7f6 [ 2425.937162][ T10] [ 2425.938850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.938850][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.938850][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.938850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.938850][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2425.938850][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2425.938850][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2425.938850][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2425.938850][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2425.938850][ T10] addrconf_dad_begin+0x310/0x670 [ 2425.938850][ T10] addrconf_dad_work+0x10b/0xab0 [ 2425.938850][ T10] process_one_work+0x84d/0x18a0 [ 2425.938850][ T10] worker_thread+0x587/0xd30 [ 2425.938850][ T10] kthread+0x28a/0x350 [ 2425.938850][ T10] ret_from_fork+0x31/0x70 [ 2425.938850][ T10] ret_from_fork_asm+0x1a/0x30 [ 2425.938850][ T10] [ 2425.940789][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.940789][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.940789][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.940789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.940789][ T10] ip6_route_add+0x1c/0x140 [ 2425.940789][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2425.940789][ T10] inet6_addr_add+0x4f8/0xa40 [ 2425.940789][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.940789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.940789][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.940789][ T10] netlink_unicast+0x449/0x710 [ 2425.940789][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.940789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.940789][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.940789][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.940789][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.940789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.940789][ T10] [ 2425.942810][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.942810][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.942810][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.942810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.942810][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2425.942810][ T10] ipv6_add_addr+0x411/0x2000 [ 2425.942810][ T10] inet6_addr_add+0x30e/0xa40 [ 2425.942810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.942810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.942810][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.942810][ T10] netlink_unicast+0x449/0x710 [ 2425.942810][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.942810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.942810][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.942810][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.942810][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.942810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.942810][ T10] [ 2425.944860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.944860][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.944860][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.944860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.944860][ T10] ip6_route_add+0x1c/0x140 [ 2425.944860][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2425.944860][ T10] addrconf_add_dev+0xe2/0x170 [ 2425.944860][ T10] inet6_addr_add+0x12f/0xa40 [ 2425.944860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.944860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.944860][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.944860][ T10] netlink_unicast+0x449/0x710 [ 2425.944860][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.944860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.944860][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.944860][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.944860][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.944860][ T10] [ 2425.946845][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.946845][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2425.946845][ T10] ipv6_find_idev+0x102/0x170 [ 2425.946845][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.946845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.946845][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.946845][ T10] netlink_unicast+0x449/0x710 [ 2425.946845][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.946845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.946845][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.946845][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.946845][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.946845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.946845][ T10] [ 2425.948393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2425.948393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2425.948393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2425.948393][ T10] ipv6_find_idev+0x102/0x170 [ 2425.948393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.948393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.948393][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.948393][ T10] netlink_unicast+0x449/0x710 [ 2425.948393][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.948393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.948393][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.948393][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.948393][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.948393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.948393][ T10] [ 2425.950126][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2425.950415][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2425.950415][ T10] dst_init+0x84/0x4a0 [ 2425.950415][ T10] dst_alloc+0x97/0x150 [ 2425.950415][ T10] ip6_dst_alloc+0x23/0x90 [ 2425.950415][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2425.950415][ T10] ip6_pol_route+0x56f/0x840 [ 2425.950415][ T10] fib6_rule_lookup+0x456/0x630 [ 2425.950415][ T10] ip6_route_input+0x59c/0xa50 [ 2425.950415][ T10] ipv6_rcv+0x397/0x810 [ 2425.950415][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2425.950415][ T10] process_backlog+0x101/0x620 [ 2425.950415][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2425.950415][ T10] net_rx_action+0x495/0xbe0 [ 2425.950415][ T10] __do_softirq+0x1b5/0x7f6 [ 2425.950415][ T10] [ 2425.952078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.952078][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2425.952078][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2425.952078][ T10] fib6_nh_init+0xa22/0x1580 [ 2425.952078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.952078][ T10] ip6_route_add+0x1c/0x140 [ 2425.952078][ T10] inet6_rtm_newroute+0x104/0x110 [ 2425.952078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.952078][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.952078][ T10] netlink_unicast+0x449/0x710 [ 2425.952078][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.952078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.952078][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.952078][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.952078][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.952078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.952078][ T10] [ 2425.953988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.953988][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.953988][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.953988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.953988][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2425.953988][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2425.953988][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2425.953988][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2425.953988][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2425.953988][ T10] addrconf_dad_begin+0x310/0x670 [ 2425.953988][ T10] addrconf_dad_work+0x10b/0xab0 [ 2425.953988][ T10] process_one_work+0x84d/0x18a0 [ 2425.953988][ T10] worker_thread+0x587/0xd30 [ 2425.953988][ T10] kthread+0x28a/0x350 [ 2425.953988][ T10] ret_from_fork+0x31/0x70 [ 2425.953988][ T10] ret_from_fork_asm+0x1a/0x30 [ 2425.953988][ T10] [ 2425.955919][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.955919][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.955919][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.955919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.955919][ T10] ip6_route_add+0x1c/0x140 [ 2425.955919][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2425.955919][ T10] inet6_addr_add+0x4f8/0xa40 [ 2425.955919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.955919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.955919][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.955919][ T10] netlink_unicast+0x449/0x710 [ 2425.955919][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.955919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.955919][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.955919][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.955919][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.955919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.955919][ T10] [ 2425.957942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.957942][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.957942][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.957942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.957942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2425.957942][ T10] ipv6_add_addr+0x411/0x2000 [ 2425.957942][ T10] inet6_addr_add+0x30e/0xa40 [ 2425.957942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.957942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.957942][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.957942][ T10] netlink_unicast+0x449/0x710 [ 2425.957942][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.957942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.957942][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.957942][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.957942][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.957942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.957942][ T10] [ 2425.959967][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.959967][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.959967][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.959967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.959967][ T10] ip6_route_add+0x1c/0x140 [ 2425.959967][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2425.959967][ T10] addrconf_add_dev+0xe2/0x170 [ 2425.959967][ T10] inet6_addr_add+0x12f/0xa40 [ 2425.959967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.959967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.959967][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.959967][ T10] netlink_unicast+0x449/0x710 [ 2425.959967][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.959967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.959967][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.959967][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.959967][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.959967][ T10] [ 2425.962153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.962153][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2425.962153][ T10] ipv6_find_idev+0x102/0x170 [ 2425.962153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.962153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.962153][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.962153][ T10] netlink_unicast+0x449/0x710 [ 2425.962153][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.962153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.962153][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.962153][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.962153][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.962153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.962153][ T10] [ 2425.963971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2425.963971][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2425.963971][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2425.963971][ T10] ipv6_find_idev+0x102/0x170 [ 2425.963971][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.963971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.963971][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.963971][ T10] netlink_unicast+0x449/0x710 [ 2425.963971][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.963971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.963971][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.963971][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.963971][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.963971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.963971][ T10] [ 2425.965870][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2425.966122][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2425.966122][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.966122][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.966122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.966122][ T10] ip6_route_add+0x1c/0x140 [ 2425.966122][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2425.966122][ T10] inet6_addr_add+0x4f8/0xa40 [ 2425.966122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.966122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.966122][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.966122][ T10] netlink_unicast+0x449/0x710 [ 2425.966122][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.966122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.966122][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.966122][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.966122][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.966122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.966122][ T10] [ 2425.968397][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2425.968397][ T10] netdev_get_by_index+0x5e/0x80 [ 2425.968397][ T10] fib6_nh_init+0x3d8/0x1580 [ 2425.968397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2425.968397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2425.968397][ T10] ipv6_add_addr+0x411/0x2000 [ 2425.968397][ T10] inet6_addr_add+0x30e/0xa40 [ 2425.968397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2425.968397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.968397][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.968397][ T10] netlink_unicast+0x449/0x710 [ 2425.968397][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.968397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.968397][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.968397][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.968397][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.968397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.968397][ T10] [ 2425.970597][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2425.970597][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2425.970597][ T10] ipv6_find_idev+0x102/0x170 [ 2425.970597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.970597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.970597][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.970597][ T10] netlink_unicast+0x449/0x710 [ 2425.970597][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.970597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.970597][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.970597][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.970597][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.970597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.970597][ T10] [ 2425.972384][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2425.972384][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2425.972384][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2425.972384][ T10] ipv6_find_idev+0x102/0x170 [ 2425.972384][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2425.972384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2425.972384][ T10] netlink_rcv_skb+0x130/0x360 [ 2425.972384][ T10] netlink_unicast+0x449/0x710 [ 2425.972384][ T10] netlink_sendmsg+0x723/0xbe0 [ 2425.972384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2425.972384][ T10] ___sys_sendmsg+0xee/0x170 [ 2425.972384][ T10] __sys_sendmsg+0xcd/0x170 [ 2425.972384][ T10] do_syscall_64+0xc6/0x1e0 [ 2425.972384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2425.972384][ T10] [ 2436.078851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2436.079386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.079386][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2436.079386][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2436.079386][ T10] fib6_nh_init+0xa22/0x1580 [ 2436.079386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.079386][ T10] ip6_route_add+0x1c/0x140 [ 2436.079386][ T10] inet6_rtm_newroute+0x104/0x110 [ 2436.079386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.079386][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.079386][ T10] netlink_unicast+0x449/0x710 [ 2436.079386][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.079386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.079386][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.079386][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.079386][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.079386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.079386][ T10] [ 2436.081323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.081323][ T10] dst_init+0x84/0x4a0 [ 2436.081323][ T10] dst_alloc+0x97/0x150 [ 2436.081323][ T10] ip6_dst_alloc+0x23/0x90 [ 2436.081323][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2436.081323][ T10] ip6_pol_route+0x56f/0x840 [ 2436.081323][ T10] fib6_rule_lookup+0x456/0x630 [ 2436.081323][ T10] ip6_route_input+0x59c/0xa50 [ 2436.081323][ T10] ipv6_rcv+0x397/0x810 [ 2436.081323][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2436.081323][ T10] process_backlog+0x101/0x620 [ 2436.081323][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2436.081323][ T10] net_rx_action+0x495/0xbe0 [ 2436.081323][ T10] __do_softirq+0x1b5/0x7f6 [ 2436.081323][ T10] [ 2436.082985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.082985][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.082985][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.082985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.082985][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2436.082985][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2436.082985][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2436.082985][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2436.082985][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2436.082985][ T10] addrconf_dad_begin+0x310/0x670 [ 2436.082985][ T10] addrconf_dad_work+0x10b/0xab0 [ 2436.082985][ T10] process_one_work+0x84d/0x18a0 [ 2436.082985][ T10] worker_thread+0x587/0xd30 [ 2436.082985][ T10] kthread+0x28a/0x350 [ 2436.082985][ T10] ret_from_fork+0x31/0x70 [ 2436.082985][ T10] ret_from_fork_asm+0x1a/0x30 [ 2436.082985][ T10] [ 2436.084916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.084916][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.084916][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.084916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.084916][ T10] ip6_route_add+0x1c/0x140 [ 2436.084916][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2436.084916][ T10] inet6_addr_add+0x4f8/0xa40 [ 2436.084916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.084916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.084916][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.084916][ T10] netlink_unicast+0x449/0x710 [ 2436.084916][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.084916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.084916][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.084916][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.084916][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.084916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.084916][ T10] [ 2436.086939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.086939][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.086939][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.086939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.086939][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2436.086939][ T10] ipv6_add_addr+0x411/0x2000 [ 2436.086939][ T10] inet6_addr_add+0x30e/0xa40 [ 2436.086939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.086939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.086939][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.086939][ T10] netlink_unicast+0x449/0x710 [ 2436.086939][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.086939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.086939][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.086939][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.086939][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.086939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.086939][ T10] [ 2436.088962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.088962][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.088962][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.088962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.088962][ T10] ip6_route_add+0x1c/0x140 [ 2436.088962][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2436.088962][ T10] addrconf_add_dev+0xe2/0x170 [ 2436.088962][ T10] inet6_addr_add+0x12f/0xa40 [ 2436.088962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.088962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.088962][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.088962][ T10] netlink_unicast+0x449/0x710 [ 2436.088962][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.088962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.088962][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.088962][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.088962][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.088962][ T10] [ 2436.091000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.091000][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2436.091000][ T10] ipv6_find_idev+0x102/0x170 [ 2436.091000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.091000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.091000][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.091000][ T10] netlink_unicast+0x449/0x710 [ 2436.091000][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.091000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.091000][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.091000][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.091000][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.091000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.091000][ T10] [ 2436.092558][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2436.092558][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2436.092558][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2436.092558][ T10] ipv6_find_idev+0x102/0x170 [ 2436.092558][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.092558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.092558][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.092558][ T10] netlink_unicast+0x449/0x710 [ 2436.092558][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.092558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.092558][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.092558][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.092558][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.092558][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.092558][ T10] [ 2436.094287][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2436.094582][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2436.094582][ T10] dst_init+0x84/0x4a0 [ 2436.094582][ T10] dst_alloc+0x97/0x150 [ 2436.094582][ T10] ip6_dst_alloc+0x23/0x90 [ 2436.094582][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2436.094582][ T10] ip6_pol_route+0x56f/0x840 [ 2436.094582][ T10] fib6_rule_lookup+0x456/0x630 [ 2436.094582][ T10] ip6_route_input+0x59c/0xa50 [ 2436.094582][ T10] ipv6_rcv+0x397/0x810 [ 2436.094582][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2436.094582][ T10] process_backlog+0x101/0x620 [ 2436.094582][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2436.094582][ T10] net_rx_action+0x495/0xbe0 [ 2436.094582][ T10] __do_softirq+0x1b5/0x7f6 [ 2436.094582][ T10] [ 2436.096237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.096237][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2436.096237][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2436.096237][ T10] fib6_nh_init+0xa22/0x1580 [ 2436.096237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.096237][ T10] ip6_route_add+0x1c/0x140 [ 2436.096237][ T10] inet6_rtm_newroute+0x104/0x110 [ 2436.096237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.096237][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.096237][ T10] netlink_unicast+0x449/0x710 [ 2436.096237][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.096237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.096237][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.096237][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.096237][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.096237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.096237][ T10] [ 2436.098143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.098143][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.098143][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.098143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.098143][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2436.098143][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2436.098143][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2436.098143][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2436.098143][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2436.098143][ T10] addrconf_dad_begin+0x310/0x670 [ 2436.098143][ T10] addrconf_dad_work+0x10b/0xab0 [ 2436.098143][ T10] process_one_work+0x84d/0x18a0 [ 2436.098143][ T10] worker_thread+0x587/0xd30 [ 2436.098143][ T10] kthread+0x28a/0x350 [ 2436.098143][ T10] ret_from_fork+0x31/0x70 [ 2436.098143][ T10] ret_from_fork_asm+0x1a/0x30 [ 2436.098143][ T10] [ 2436.100075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.100075][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.100075][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.100075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.100075][ T10] ip6_route_add+0x1c/0x140 [ 2436.100075][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2436.100075][ T10] inet6_addr_add+0x4f8/0xa40 [ 2436.100075][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.100075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.100075][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.100075][ T10] netlink_unicast+0x449/0x710 [ 2436.100075][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.100075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.100075][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.100075][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.100075][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.100075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.100075][ T10] [ 2436.102096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.102096][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.102096][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.102096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.102096][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2436.102096][ T10] ipv6_add_addr+0x411/0x2000 [ 2436.102096][ T10] inet6_addr_add+0x30e/0xa40 [ 2436.102096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.102096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.102096][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.102096][ T10] netlink_unicast+0x449/0x710 [ 2436.102096][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.102096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.102096][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.102096][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.102096][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.102096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.102096][ T10] [ 2436.104128][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.104128][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.104128][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.104128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.104128][ T10] ip6_route_add+0x1c/0x140 [ 2436.104128][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2436.104128][ T10] addrconf_add_dev+0xe2/0x170 [ 2436.104128][ T10] inet6_addr_add+0x12f/0xa40 [ 2436.104128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.104128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.104128][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.104128][ T10] netlink_unicast+0x449/0x710 [ 2436.104128][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.104128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.104128][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.104128][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.104128][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.104128][ T10] [ 2436.106323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.106323][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2436.106323][ T10] ipv6_find_idev+0x102/0x170 [ 2436.106323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.106323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.106323][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.106323][ T10] netlink_unicast+0x449/0x710 [ 2436.106323][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.106323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.106323][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.106323][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.106323][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.106323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.106323][ T10] [ 2436.108066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2436.108066][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2436.108066][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2436.108066][ T10] ipv6_find_idev+0x102/0x170 [ 2436.108066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.108066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.108066][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.108066][ T10] netlink_unicast+0x449/0x710 [ 2436.108066][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.108066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.108066][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.108066][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.108066][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.108066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.108066][ T10] [ 2436.110044][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2436.110289][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2436.110289][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.110289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.110289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.110289][ T10] ip6_route_add+0x1c/0x140 [ 2436.110289][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2436.110289][ T10] inet6_addr_add+0x4f8/0xa40 [ 2436.110289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.110289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.110289][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.110289][ T10] netlink_unicast+0x449/0x710 [ 2436.110289][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.110289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.110289][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.110289][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.110289][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.110289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.110289][ T10] [ 2436.112572][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2436.112572][ T10] netdev_get_by_index+0x5e/0x80 [ 2436.112572][ T10] fib6_nh_init+0x3d8/0x1580 [ 2436.112572][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2436.112572][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2436.112572][ T10] ipv6_add_addr+0x411/0x2000 [ 2436.112572][ T10] inet6_addr_add+0x30e/0xa40 [ 2436.112572][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2436.112572][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.112572][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.112572][ T10] netlink_unicast+0x449/0x710 [ 2436.112572][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.112572][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.112572][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.112572][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.112572][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.112572][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.112572][ T10] [ 2436.114838][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2436.114838][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2436.114838][ T10] ipv6_find_idev+0x102/0x170 [ 2436.114838][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.114838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.114838][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.114838][ T10] netlink_unicast+0x449/0x710 [ 2436.114838][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.114838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.114838][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.114838][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.114838][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.114838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.114838][ T10] [ 2436.116611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2436.116611][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2436.116611][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2436.116611][ T10] ipv6_find_idev+0x102/0x170 [ 2436.116611][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2436.116611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2436.116611][ T10] netlink_rcv_skb+0x130/0x360 [ 2436.116611][ T10] netlink_unicast+0x449/0x710 [ 2436.116611][ T10] netlink_sendmsg+0x723/0xbe0 [ 2436.116611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2436.116611][ T10] ___sys_sendmsg+0xee/0x170 [ 2436.116611][ T10] __sys_sendmsg+0xcd/0x170 [ 2436.116611][ T10] do_syscall_64+0xc6/0x1e0 [ 2436.116611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2436.116611][ T10] [ 2446.142934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2446.143348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.143348][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2446.143348][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2446.143348][ T10] fib6_nh_init+0xa22/0x1580 [ 2446.143348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.143348][ T10] ip6_route_add+0x1c/0x140 [ 2446.143348][ T10] inet6_rtm_newroute+0x104/0x110 [ 2446.143348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.143348][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.143348][ T10] netlink_unicast+0x449/0x710 [ 2446.143348][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.143348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.143348][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.143348][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.143348][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.143348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.143348][ T10] [ 2446.145478][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.145478][ T10] dst_init+0x84/0x4a0 [ 2446.145478][ T10] dst_alloc+0x97/0x150 [ 2446.145478][ T10] ip6_dst_alloc+0x23/0x90 [ 2446.145478][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2446.145478][ T10] ip6_pol_route+0x56f/0x840 [ 2446.145478][ T10] fib6_rule_lookup+0x456/0x630 [ 2446.145478][ T10] ip6_route_input+0x59c/0xa50 [ 2446.145478][ T10] ipv6_rcv+0x397/0x810 [ 2446.145478][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2446.145478][ T10] process_backlog+0x101/0x620 [ 2446.145478][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2446.145478][ T10] net_rx_action+0x495/0xbe0 [ 2446.145478][ T10] __do_softirq+0x1b5/0x7f6 [ 2446.145478][ T10] [ 2446.147294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.147294][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.147294][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.147294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.147294][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2446.147294][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2446.147294][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2446.147294][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2446.147294][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2446.147294][ T10] addrconf_dad_begin+0x310/0x670 [ 2446.147294][ T10] addrconf_dad_work+0x10b/0xab0 [ 2446.147294][ T10] process_one_work+0x84d/0x18a0 [ 2446.147294][ T10] worker_thread+0x587/0xd30 [ 2446.147294][ T10] kthread+0x28a/0x350 [ 2446.147294][ T10] ret_from_fork+0x31/0x70 [ 2446.147294][ T10] ret_from_fork_asm+0x1a/0x30 [ 2446.147294][ T10] [ 2446.149408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.149408][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.149408][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.149408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.149408][ T10] ip6_route_add+0x1c/0x140 [ 2446.149408][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2446.149408][ T10] inet6_addr_add+0x4f8/0xa40 [ 2446.149408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.149408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.149408][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.149408][ T10] netlink_unicast+0x449/0x710 [ 2446.149408][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.149408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.149408][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.149408][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.149408][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.149408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.149408][ T10] [ 2446.151637][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.151637][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.151637][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.151637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.151637][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2446.151637][ T10] ipv6_add_addr+0x411/0x2000 [ 2446.151637][ T10] inet6_addr_add+0x30e/0xa40 [ 2446.151637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.151637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.151637][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.151637][ T10] netlink_unicast+0x449/0x710 [ 2446.151637][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.151637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.151637][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.151637][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.151637][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.151637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.151637][ T10] [ 2446.153883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.153883][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.153883][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.153883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.153883][ T10] ip6_route_add+0x1c/0x140 [ 2446.153883][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2446.153883][ T10] addrconf_add_dev+0xe2/0x170 [ 2446.153883][ T10] inet6_addr_add+0x12f/0xa40 [ 2446.153883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.153883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.153883][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.153883][ T10] netlink_unicast+0x449/0x710 [ 2446.153883][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.153883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.153883][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.153883][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.153883][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.153883][ T10] [ 2446.156028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.156028][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2446.156028][ T10] ipv6_find_idev+0x102/0x170 [ 2446.156028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.156028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.156028][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.156028][ T10] netlink_unicast+0x449/0x710 [ 2446.156028][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.156028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.156028][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.156028][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.156028][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.156028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.156028][ T10] [ 2446.157718][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2446.157718][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2446.157718][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2446.157718][ T10] ipv6_find_idev+0x102/0x170 [ 2446.157718][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.157718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.157718][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.157718][ T10] netlink_unicast+0x449/0x710 [ 2446.157718][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.157718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.157718][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.157718][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.157718][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.157718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.157718][ T10] [ 2446.159588][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2446.159920][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2446.159920][ T10] dst_init+0x84/0x4a0 [ 2446.159920][ T10] dst_alloc+0x97/0x150 [ 2446.159920][ T10] ip6_dst_alloc+0x23/0x90 [ 2446.159920][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2446.159920][ T10] ip6_pol_route+0x56f/0x840 [ 2446.159920][ T10] fib6_rule_lookup+0x456/0x630 [ 2446.159920][ T10] ip6_route_input+0x59c/0xa50 [ 2446.159920][ T10] ipv6_rcv+0x397/0x810 [ 2446.159920][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2446.159920][ T10] process_backlog+0x101/0x620 [ 2446.159920][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2446.159920][ T10] net_rx_action+0x495/0xbe0 [ 2446.159920][ T10] __do_softirq+0x1b5/0x7f6 [ 2446.159920][ T10] [ 2446.161718][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.161718][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2446.161718][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2446.161718][ T10] fib6_nh_init+0xa22/0x1580 [ 2446.161718][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.161718][ T10] ip6_route_add+0x1c/0x140 [ 2446.161718][ T10] inet6_rtm_newroute+0x104/0x110 [ 2446.161718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.161718][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.161718][ T10] netlink_unicast+0x449/0x710 [ 2446.161718][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.161718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.161718][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.161718][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.161718][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.161718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.161718][ T10] [ 2446.163821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.163821][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.163821][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.163821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.163821][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2446.163821][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2446.163821][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2446.163821][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2446.163821][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2446.163821][ T10] addrconf_dad_begin+0x310/0x670 [ 2446.163821][ T10] addrconf_dad_work+0x10b/0xab0 [ 2446.163821][ T10] process_one_work+0x84d/0x18a0 [ 2446.163821][ T10] worker_thread+0x587/0xd30 [ 2446.163821][ T10] kthread+0x28a/0x350 [ 2446.163821][ T10] ret_from_fork+0x31/0x70 [ 2446.163821][ T10] ret_from_fork_asm+0x1a/0x30 [ 2446.163821][ T10] [ 2446.165918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.165918][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.165918][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.165918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.165918][ T10] ip6_route_add+0x1c/0x140 [ 2446.165918][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2446.165918][ T10] inet6_addr_add+0x4f8/0xa40 [ 2446.165918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.165918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.165918][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.165918][ T10] netlink_unicast+0x449/0x710 [ 2446.165918][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.165918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.165918][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.165918][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.165918][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.165918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.165918][ T10] [ 2446.168538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.168538][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.168538][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.168538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.168538][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2446.168538][ T10] ipv6_add_addr+0x411/0x2000 [ 2446.168538][ T10] inet6_addr_add+0x30e/0xa40 [ 2446.168538][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.168538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.168538][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.168538][ T10] netlink_unicast+0x449/0x710 [ 2446.168538][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.168538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.168538][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.168538][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.168538][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.168538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.168538][ T10] [ 2446.170774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.170774][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.170774][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.170774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.170774][ T10] ip6_route_add+0x1c/0x140 [ 2446.170774][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2446.170774][ T10] addrconf_add_dev+0xe2/0x170 [ 2446.170774][ T10] inet6_addr_add+0x12f/0xa40 [ 2446.170774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.170774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.170774][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.170774][ T10] netlink_unicast+0x449/0x710 [ 2446.170774][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.170774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.170774][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.170774][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.170774][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.170774][ T10] [ 2446.173124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.173124][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2446.173124][ T10] ipv6_find_idev+0x102/0x170 [ 2446.173124][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.173124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.173124][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.173124][ T10] netlink_unicast+0x449/0x710 [ 2446.173124][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.173124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.173124][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.173124][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.173124][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.173124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.173124][ T10] [ 2446.175097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2446.175097][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2446.175097][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2446.175097][ T10] ipv6_find_idev+0x102/0x170 [ 2446.175097][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.175097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.175097][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.175097][ T10] netlink_unicast+0x449/0x710 [ 2446.175097][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.175097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.175097][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.175097][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.175097][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.175097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.175097][ T10] [ 2446.177173][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2446.177448][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2446.177448][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.177448][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.177448][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.177448][ T10] ip6_route_add+0x1c/0x140 [ 2446.177448][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2446.177448][ T10] inet6_addr_add+0x4f8/0xa40 [ 2446.177448][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.177448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.177448][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.177448][ T10] netlink_unicast+0x449/0x710 [ 2446.177448][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.177448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.177448][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.177448][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.177448][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.177448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.177448][ T10] [ 2446.179899][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2446.179899][ T10] netdev_get_by_index+0x5e/0x80 [ 2446.179899][ T10] fib6_nh_init+0x3d8/0x1580 [ 2446.179899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2446.179899][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2446.179899][ T10] ipv6_add_addr+0x411/0x2000 [ 2446.179899][ T10] inet6_addr_add+0x30e/0xa40 [ 2446.179899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2446.179899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.179899][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.179899][ T10] netlink_unicast+0x449/0x710 [ 2446.179899][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.179899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.179899][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.179899][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.179899][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.179899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.179899][ T10] [ 2446.182319][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2446.182319][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2446.182319][ T10] ipv6_find_idev+0x102/0x170 [ 2446.182319][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.182319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.182319][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.182319][ T10] netlink_unicast+0x449/0x710 [ 2446.182319][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.182319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.182319][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.182319][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.182319][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.182319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.182319][ T10] [ 2446.184255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2446.184255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2446.184255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2446.184255][ T10] ipv6_find_idev+0x102/0x170 [ 2446.184255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2446.184255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2446.184255][ T10] netlink_rcv_skb+0x130/0x360 [ 2446.184255][ T10] netlink_unicast+0x449/0x710 [ 2446.184255][ T10] netlink_sendmsg+0x723/0xbe0 [ 2446.184255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2446.184255][ T10] ___sys_sendmsg+0xee/0x170 [ 2446.184255][ T10] __sys_sendmsg+0xcd/0x170 [ 2446.184255][ T10] do_syscall_64+0xc6/0x1e0 [ 2446.184255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2446.184255][ T10] [ 2456.424884][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2456.425505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.425505][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2456.425505][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2456.425505][ T10] fib6_nh_init+0xa22/0x1580 [ 2456.425505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.425505][ T10] ip6_route_add+0x1c/0x140 [ 2456.425505][ T10] inet6_rtm_newroute+0x104/0x110 [ 2456.425505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.425505][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.425505][ T10] netlink_unicast+0x449/0x710 [ 2456.425505][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.425505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.425505][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.425505][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.425505][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.425505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.425505][ T10] [ 2456.428328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.428328][ T10] dst_init+0x84/0x4a0 [ 2456.428328][ T10] dst_alloc+0x97/0x150 [ 2456.428328][ T10] ip6_dst_alloc+0x23/0x90 [ 2456.428328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2456.428328][ T10] ip6_pol_route+0x56f/0x840 [ 2456.428328][ T10] fib6_rule_lookup+0x456/0x630 [ 2456.428328][ T10] ip6_route_input+0x59c/0xa50 [ 2456.428328][ T10] ipv6_rcv+0x397/0x810 [ 2456.428328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2456.428328][ T10] process_backlog+0x101/0x620 [ 2456.428328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2456.428328][ T10] net_rx_action+0x495/0xbe0 [ 2456.428328][ T10] __do_softirq+0x1b5/0x7f6 [ 2456.428328][ T10] [ 2456.430857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.430857][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.430857][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.430857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.430857][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2456.430857][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2456.430857][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2456.430857][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2456.430857][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2456.430857][ T10] addrconf_dad_begin+0x310/0x670 [ 2456.430857][ T10] addrconf_dad_work+0x10b/0xab0 [ 2456.430857][ T10] process_one_work+0x84d/0x18a0 [ 2456.430857][ T10] worker_thread+0x587/0xd30 [ 2456.430857][ T10] kthread+0x28a/0x350 [ 2456.430857][ T10] ret_from_fork+0x31/0x70 [ 2456.430857][ T10] ret_from_fork_asm+0x1a/0x30 [ 2456.430857][ T10] [ 2456.433867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.433867][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.433867][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.433867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.433867][ T10] ip6_route_add+0x1c/0x140 [ 2456.433867][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2456.433867][ T10] inet6_addr_add+0x4f8/0xa40 [ 2456.433867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.433867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.433867][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.433867][ T10] netlink_unicast+0x449/0x710 [ 2456.433867][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.433867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.433867][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.433867][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.433867][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.433867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.433867][ T10] [ 2456.437026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.437026][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.437026][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.437026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.437026][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2456.437026][ T10] ipv6_add_addr+0x411/0x2000 [ 2456.437026][ T10] inet6_addr_add+0x30e/0xa40 [ 2456.437026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.437026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.437026][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.437026][ T10] netlink_unicast+0x449/0x710 [ 2456.437026][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.437026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.437026][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.437026][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.437026][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.437026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.437026][ T10] [ 2456.440177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.440177][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.440177][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.440177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.440177][ T10] ip6_route_add+0x1c/0x140 [ 2456.440177][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2456.440177][ T10] addrconf_add_dev+0xe2/0x170 [ 2456.440177][ T10] inet6_addr_add+0x12f/0xa40 [ 2456.440177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.440177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.440177][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.440177][ T10] netlink_unicast+0x449/0x710 [ 2456.440177][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.440177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.440177][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.440177][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.440177][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.440177][ T10] [ 2456.443260][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.443260][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2456.443260][ T10] ipv6_find_idev+0x102/0x170 [ 2456.443260][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.443260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.443260][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.443260][ T10] netlink_unicast+0x449/0x710 [ 2456.443260][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.443260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.443260][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.443260][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.443260][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.443260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.443260][ T10] [ 2456.445765][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2456.445765][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2456.445765][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2456.445765][ T10] ipv6_find_idev+0x102/0x170 [ 2456.445765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.445765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.445765][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.445765][ T10] netlink_unicast+0x449/0x710 [ 2456.445765][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.445765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.445765][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.445765][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.445765][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.445765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.445765][ T10] [ 2456.450119][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2456.450560][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2456.450560][ T10] dst_init+0x84/0x4a0 [ 2456.450560][ T10] dst_alloc+0x97/0x150 [ 2456.450560][ T10] ip6_dst_alloc+0x23/0x90 [ 2456.450560][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2456.450560][ T10] ip6_pol_route+0x56f/0x840 [ 2456.450560][ T10] fib6_rule_lookup+0x456/0x630 [ 2456.450560][ T10] ip6_route_input+0x59c/0xa50 [ 2456.450560][ T10] ipv6_rcv+0x397/0x810 [ 2456.450560][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2456.450560][ T10] process_backlog+0x101/0x620 [ 2456.450560][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2456.450560][ T10] net_rx_action+0x495/0xbe0 [ 2456.450560][ T10] __do_softirq+0x1b5/0x7f6 [ 2456.450560][ T10] [ 2456.453014][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.453014][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2456.453014][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2456.453014][ T10] fib6_nh_init+0xa22/0x1580 [ 2456.453014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.453014][ T10] ip6_route_add+0x1c/0x140 [ 2456.453014][ T10] inet6_rtm_newroute+0x104/0x110 [ 2456.453014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.453014][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.453014][ T10] netlink_unicast+0x449/0x710 [ 2456.453014][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.453014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.453014][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.453014][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.453014][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.453014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.453014][ T10] [ 2456.456012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.456012][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.456012][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.456012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.456012][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2456.456012][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2456.456012][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2456.456012][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2456.456012][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2456.456012][ T10] addrconf_dad_begin+0x310/0x670 [ 2456.456012][ T10] addrconf_dad_work+0x10b/0xab0 [ 2456.456012][ T10] process_one_work+0x84d/0x18a0 [ 2456.456012][ T10] worker_thread+0x587/0xd30 [ 2456.456012][ T10] kthread+0x28a/0x350 [ 2456.456012][ T10] ret_from_fork+0x31/0x70 [ 2456.456012][ T10] ret_from_fork_asm+0x1a/0x30 [ 2456.456012][ T10] [ 2456.459015][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.459015][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.459015][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.459015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.459015][ T10] ip6_route_add+0x1c/0x140 [ 2456.459015][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2456.459015][ T10] inet6_addr_add+0x4f8/0xa40 [ 2456.459015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.459015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.459015][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.459015][ T10] netlink_unicast+0x449/0x710 [ 2456.459015][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.459015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.459015][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.459015][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.459015][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.459015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.459015][ T10] [ 2456.462196][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.462196][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.462196][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.462196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.462196][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2456.462196][ T10] ipv6_add_addr+0x411/0x2000 [ 2456.462196][ T10] inet6_addr_add+0x30e/0xa40 [ 2456.462196][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.462196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.462196][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.462196][ T10] netlink_unicast+0x449/0x710 [ 2456.462196][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.462196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.462196][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.462196][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.462196][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.462196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.462196][ T10] [ 2456.465343][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.465343][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.465343][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.465343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.465343][ T10] ip6_route_add+0x1c/0x140 [ 2456.465343][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2456.465343][ T10] addrconf_add_dev+0xe2/0x170 [ 2456.465343][ T10] inet6_addr_add+0x12f/0xa40 [ 2456.465343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.465343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.465343][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.465343][ T10] netlink_unicast+0x449/0x710 [ 2456.465343][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.465343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.465343][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.465343][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.465343][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.465343][ T10] [ 2456.468624][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.468624][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2456.468624][ T10] ipv6_find_idev+0x102/0x170 [ 2456.468624][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.468624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.468624][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.468624][ T10] netlink_unicast+0x449/0x710 [ 2456.468624][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.468624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.468624][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.468624][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.468624][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.468624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.468624][ T10] [ 2456.471283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2456.471283][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2456.471283][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2456.471283][ T10] ipv6_find_idev+0x102/0x170 [ 2456.471283][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.471283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.471283][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.471283][ T10] netlink_unicast+0x449/0x710 [ 2456.471283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.471283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.471283][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.471283][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.471283][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.471283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.471283][ T10] [ 2456.474092][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2456.474455][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2456.474455][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.474455][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.474455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.474455][ T10] ip6_route_add+0x1c/0x140 [ 2456.474455][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2456.474455][ T10] inet6_addr_add+0x4f8/0xa40 [ 2456.474455][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.474455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.474455][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.474455][ T10] netlink_unicast+0x449/0x710 [ 2456.474455][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.474455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.474455][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.474455][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.474455][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.474455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.474455][ T10] [ 2456.477612][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2456.477612][ T10] netdev_get_by_index+0x5e/0x80 [ 2456.477612][ T10] fib6_nh_init+0x3d8/0x1580 [ 2456.477612][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2456.477612][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2456.477612][ T10] ipv6_add_addr+0x411/0x2000 [ 2456.477612][ T10] inet6_addr_add+0x30e/0xa40 [ 2456.477612][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2456.477612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.477612][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.477612][ T10] netlink_unicast+0x449/0x710 [ 2456.477612][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.477612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.477612][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.477612][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.477612][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.477612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.477612][ T10] [ 2456.480987][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2456.480987][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2456.480987][ T10] ipv6_find_idev+0x102/0x170 [ 2456.480987][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.480987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.480987][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.480987][ T10] netlink_unicast+0x449/0x710 [ 2456.480987][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.480987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.480987][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.480987][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.480987][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.480987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.480987][ T10] [ 2456.483629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2456.483629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2456.483629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2456.483629][ T10] ipv6_find_idev+0x102/0x170 [ 2456.483629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2456.483629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2456.483629][ T10] netlink_rcv_skb+0x130/0x360 [ 2456.483629][ T10] netlink_unicast+0x449/0x710 [ 2456.483629][ T10] netlink_sendmsg+0x723/0xbe0 [ 2456.483629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2456.483629][ T10] ___sys_sendmsg+0xee/0x170 [ 2456.483629][ T10] __sys_sendmsg+0xcd/0x170 [ 2456.483629][ T10] do_syscall_64+0xc6/0x1e0 [ 2456.483629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2456.483629][ T10] [ 2458.918985][ T42] INFO: task modprobe:7624 blocked for more than 860 seconds. [ 2458.919272][ T42] Not tainted 6.8.0-virtme #1 [ 2458.919402][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2458.919608][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2458.919896][ T42] Call Trace: [ 2458.919995][ T42] [ 2458.920066][ T42] __schedule+0x705/0x1ac0 [ 2458.920208][ T42] ? __pfx___schedule+0x10/0x10 [ 2458.920335][ T42] ? schedule+0x1a5/0x210 [ 2458.920432][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2458.920567][ T42] ? mark_lock+0x38/0x3e0 [ 2458.920661][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2458.920788][ T42] ? schedule+0x1a5/0x210 [ 2458.920899][ T42] schedule+0xdf/0x210 [ 2458.920995][ T42] schedule_preempt_disabled+0x15/0x30 [ 2458.921123][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2458.921253][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2458.921413][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2458.921540][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2458.921674][ T42] ? lock_acquire+0x1c1/0x220 [ 2458.921797][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2458.921945][ T42] down_write+0x1c9/0x200 [ 2458.922041][ T42] ? __pfx_down_write+0x10/0x10 [ 2458.922164][ T42] ? __pfx__printk+0x10/0x10 [ 2458.922293][ T42] ? __pfx___lock_release+0x10/0x10 [ 2458.922420][ T42] register_pernet_subsys+0x1a/0x50 [ 2458.922546][ T42] tcf_register_action+0xa3/0x600 [ 2458.922676][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2458.922847][ T42] do_one_initcall+0xc8/0x3f0 [ 2458.922980][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2458.923107][ T42] ? __create_object+0x5e/0xb0 [ 2458.923235][ T42] ? kasan_unpoison+0x27/0x60 [ 2458.923368][ T42] do_init_module+0x233/0x740 [ 2458.923505][ T42] load_module+0x16b5/0x2350 [ 2458.923652][ T42] ? __pfx_load_module+0x10/0x10 [ 2458.923777][ T42] ? kernel_read_file+0x3d2/0x520 [ 2458.923928][ T42] ? kernel_read_file+0x300/0x520 [ 2458.924054][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2458.924184][ T42] ? init_module_from_file+0xd2/0x130 [ 2458.924311][ T42] init_module_from_file+0xd2/0x130 [ 2458.924435][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2458.924590][ T42] ? __lock_release+0x103/0x460 [ 2458.924717][ T42] ? idempotent_init_module+0x32a/0x620 [ 2458.924861][ T42] ? idempotent_init_module+0x32a/0x620 [ 2458.924986][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2458.925123][ T42] idempotent_init_module+0x342/0x620 [ 2458.925249][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2458.925420][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2458.925546][ T42] do_syscall_64+0xc6/0x1e0 [ 2458.925674][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2458.925842][ T42] RIP: 0033:0x7fdecabcfe5d [ 2458.925974][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2458.926167][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2458.926349][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2458.926530][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2458.926721][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2458.926909][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2458.927111][ T42] [ 2458.927212][ T42] [ 2458.927212][ T42] Showing all locks held in the system: [ 2458.927385][ T42] 3 locks held by kworker/u16:0/10: [ 2458.927506][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2458.927760][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2458.927997][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2458.928217][ T42] 1 lock held by khungtaskd/42: [ 2458.928345][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2458.928566][ T42] 2 locks held by kworker/u18:1/62: [ 2458.928686][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2458.928941][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2458.929227][ T42] 1 lock held by modprobe/7624: [ 2458.929347][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2458.929598][ T42] [ 2458.929659][ T42] ============================================= [ 2458.929659][ T42] [ 2466.727939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2466.728425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.728425][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2466.728425][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2466.728425][ T10] fib6_nh_init+0xa22/0x1580 [ 2466.728425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.728425][ T10] ip6_route_add+0x1c/0x140 [ 2466.728425][ T10] inet6_rtm_newroute+0x104/0x110 [ 2466.728425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.728425][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.728425][ T10] netlink_unicast+0x449/0x710 [ 2466.728425][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.728425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.728425][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.728425][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.728425][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.728425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.728425][ T10] [ 2466.730429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.730429][ T10] dst_init+0x84/0x4a0 [ 2466.730429][ T10] dst_alloc+0x97/0x150 [ 2466.730429][ T10] ip6_dst_alloc+0x23/0x90 [ 2466.730429][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2466.730429][ T10] ip6_pol_route+0x56f/0x840 [ 2466.730429][ T10] fib6_rule_lookup+0x456/0x630 [ 2466.730429][ T10] ip6_route_input+0x59c/0xa50 [ 2466.730429][ T10] ipv6_rcv+0x397/0x810 [ 2466.730429][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2466.730429][ T10] process_backlog+0x101/0x620 [ 2466.730429][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2466.730429][ T10] net_rx_action+0x495/0xbe0 [ 2466.730429][ T10] __do_softirq+0x1b5/0x7f6 [ 2466.730429][ T10] [ 2466.732176][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.732176][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.732176][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.732176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.732176][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2466.732176][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2466.732176][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2466.732176][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2466.732176][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2466.732176][ T10] addrconf_dad_begin+0x310/0x670 [ 2466.732176][ T10] addrconf_dad_work+0x10b/0xab0 [ 2466.732176][ T10] process_one_work+0x84d/0x18a0 [ 2466.732176][ T10] worker_thread+0x587/0xd30 [ 2466.732176][ T10] kthread+0x28a/0x350 [ 2466.732176][ T10] ret_from_fork+0x31/0x70 [ 2466.732176][ T10] ret_from_fork_asm+0x1a/0x30 [ 2466.732176][ T10] [ 2466.734257][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.734257][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.734257][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.734257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.734257][ T10] ip6_route_add+0x1c/0x140 [ 2466.734257][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2466.734257][ T10] inet6_addr_add+0x4f8/0xa40 [ 2466.734257][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.734257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.734257][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.734257][ T10] netlink_unicast+0x449/0x710 [ 2466.734257][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.734257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.734257][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.734257][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.734257][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.734257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.734257][ T10] [ 2466.736394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.736394][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.736394][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.736394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.736394][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2466.736394][ T10] ipv6_add_addr+0x411/0x2000 [ 2466.736394][ T10] inet6_addr_add+0x30e/0xa40 [ 2466.736394][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.736394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.736394][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.736394][ T10] netlink_unicast+0x449/0x710 [ 2466.736394][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.736394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.736394][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.736394][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.736394][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.736394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.736394][ T10] [ 2466.738574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.738574][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.738574][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.738574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.738574][ T10] ip6_route_add+0x1c/0x140 [ 2466.738574][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2466.738574][ T10] addrconf_add_dev+0xe2/0x170 [ 2466.738574][ T10] inet6_addr_add+0x12f/0xa40 [ 2466.738574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.738574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.738574][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.738574][ T10] netlink_unicast+0x449/0x710 [ 2466.738574][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.738574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.738574][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.738574][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.738574][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.738574][ T10] [ 2466.741291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.741291][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2466.741291][ T10] ipv6_find_idev+0x102/0x170 [ 2466.741291][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.741291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.741291][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.741291][ T10] netlink_unicast+0x449/0x710 [ 2466.741291][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.741291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.741291][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.741291][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.741291][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.741291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.741291][ T10] [ 2466.742951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2466.742951][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2466.742951][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2466.742951][ T10] ipv6_find_idev+0x102/0x170 [ 2466.742951][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.742951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.742951][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.742951][ T10] netlink_unicast+0x449/0x710 [ 2466.742951][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.742951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.742951][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.742951][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.742951][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.742951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.742951][ T10] [ 2466.744796][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2466.745105][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2466.745105][ T10] dst_init+0x84/0x4a0 [ 2466.745105][ T10] dst_alloc+0x97/0x150 [ 2466.745105][ T10] ip6_dst_alloc+0x23/0x90 [ 2466.745105][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2466.745105][ T10] ip6_pol_route+0x56f/0x840 [ 2466.745105][ T10] fib6_rule_lookup+0x456/0x630 [ 2466.745105][ T10] ip6_route_input+0x59c/0xa50 [ 2466.745105][ T10] ipv6_rcv+0x397/0x810 [ 2466.745105][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2466.745105][ T10] process_backlog+0x101/0x620 [ 2466.745105][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2466.745105][ T10] net_rx_action+0x495/0xbe0 [ 2466.745105][ T10] __do_softirq+0x1b5/0x7f6 [ 2466.745105][ T10] [ 2466.746778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.746778][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2466.746778][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2466.746778][ T10] fib6_nh_init+0xa22/0x1580 [ 2466.746778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.746778][ T10] ip6_route_add+0x1c/0x140 [ 2466.746778][ T10] inet6_rtm_newroute+0x104/0x110 [ 2466.746778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.746778][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.746778][ T10] netlink_unicast+0x449/0x710 [ 2466.746778][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.746778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.746778][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.746778][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.746778][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.746778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.746778][ T10] [ 2466.748722][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.748722][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.748722][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.748722][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.748722][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2466.748722][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2466.748722][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2466.748722][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2466.748722][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2466.748722][ T10] addrconf_dad_begin+0x310/0x670 [ 2466.748722][ T10] addrconf_dad_work+0x10b/0xab0 [ 2466.748722][ T10] process_one_work+0x84d/0x18a0 [ 2466.748722][ T10] worker_thread+0x587/0xd30 [ 2466.748722][ T10] kthread+0x28a/0x350 [ 2466.748722][ T10] ret_from_fork+0x31/0x70 [ 2466.748722][ T10] ret_from_fork_asm+0x1a/0x30 [ 2466.748722][ T10] [ 2466.750771][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.750771][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.750771][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.750771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.750771][ T10] ip6_route_add+0x1c/0x140 [ 2466.750771][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2466.750771][ T10] inet6_addr_add+0x4f8/0xa40 [ 2466.750771][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.750771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.750771][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.750771][ T10] netlink_unicast+0x449/0x710 [ 2466.750771][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.750771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.750771][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.750771][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.750771][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.750771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.750771][ T10] [ 2466.752927][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.752927][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.752927][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.752927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.752927][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2466.752927][ T10] ipv6_add_addr+0x411/0x2000 [ 2466.752927][ T10] inet6_addr_add+0x30e/0xa40 [ 2466.752927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.752927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.752927][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.752927][ T10] netlink_unicast+0x449/0x710 [ 2466.752927][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.752927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.752927][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.752927][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.752927][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.752927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.752927][ T10] [ 2466.755462][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.755462][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.755462][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.755462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.755462][ T10] ip6_route_add+0x1c/0x140 [ 2466.755462][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2466.755462][ T10] addrconf_add_dev+0xe2/0x170 [ 2466.755462][ T10] inet6_addr_add+0x12f/0xa40 [ 2466.755462][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.755462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.755462][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.755462][ T10] netlink_unicast+0x449/0x710 [ 2466.755462][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.755462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.755462][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.755462][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.755462][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.755462][ T10] [ 2466.757812][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.757812][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2466.757812][ T10] ipv6_find_idev+0x102/0x170 [ 2466.757812][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.757812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.757812][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.757812][ T10] netlink_unicast+0x449/0x710 [ 2466.757812][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.757812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.757812][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.757812][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.757812][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.757812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.757812][ T10] [ 2466.759698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2466.759698][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2466.759698][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2466.759698][ T10] ipv6_find_idev+0x102/0x170 [ 2466.759698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.759698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.759698][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.759698][ T10] netlink_unicast+0x449/0x710 [ 2466.759698][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.759698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.759698][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.759698][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.759698][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.759698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.759698][ T10] [ 2466.761838][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2466.762123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2466.762123][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.762123][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.762123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.762123][ T10] ip6_route_add+0x1c/0x140 [ 2466.762123][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2466.762123][ T10] inet6_addr_add+0x4f8/0xa40 [ 2466.762123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.762123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.762123][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.762123][ T10] netlink_unicast+0x449/0x710 [ 2466.762123][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.762123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.762123][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.762123][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.762123][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.762123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.762123][ T10] [ 2466.764481][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2466.764481][ T10] netdev_get_by_index+0x5e/0x80 [ 2466.764481][ T10] fib6_nh_init+0x3d8/0x1580 [ 2466.764481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2466.764481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2466.764481][ T10] ipv6_add_addr+0x411/0x2000 [ 2466.764481][ T10] inet6_addr_add+0x30e/0xa40 [ 2466.764481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2466.764481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.764481][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.764481][ T10] netlink_unicast+0x449/0x710 [ 2466.764481][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.764481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.764481][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.764481][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.764481][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.764481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.764481][ T10] [ 2466.766929][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2466.766929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2466.766929][ T10] ipv6_find_idev+0x102/0x170 [ 2466.766929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.766929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.766929][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.766929][ T10] netlink_unicast+0x449/0x710 [ 2466.766929][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.766929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.766929][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.766929][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.766929][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.766929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.766929][ T10] [ 2466.768742][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2466.768742][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2466.768742][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2466.768742][ T10] ipv6_find_idev+0x102/0x170 [ 2466.768742][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2466.768742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2466.768742][ T10] netlink_rcv_skb+0x130/0x360 [ 2466.768742][ T10] netlink_unicast+0x449/0x710 [ 2466.768742][ T10] netlink_sendmsg+0x723/0xbe0 [ 2466.768742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2466.768742][ T10] ___sys_sendmsg+0xee/0x170 [ 2466.768742][ T10] __sys_sendmsg+0xcd/0x170 [ 2466.768742][ T10] do_syscall_64+0xc6/0x1e0 [ 2466.768742][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2466.768742][ T10] [ 2476.918975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2476.919368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.919368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2476.919368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2476.919368][ T10] fib6_nh_init+0xa22/0x1580 [ 2476.919368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.919368][ T10] ip6_route_add+0x1c/0x140 [ 2476.919368][ T10] inet6_rtm_newroute+0x104/0x110 [ 2476.919368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.919368][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.919368][ T10] netlink_unicast+0x449/0x710 [ 2476.919368][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.919368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.919368][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.919368][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.919368][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.919368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.919368][ T10] [ 2476.921275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.921275][ T10] dst_init+0x84/0x4a0 [ 2476.921275][ T10] dst_alloc+0x97/0x150 [ 2476.921275][ T10] ip6_dst_alloc+0x23/0x90 [ 2476.921275][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2476.921275][ T10] ip6_pol_route+0x56f/0x840 [ 2476.921275][ T10] fib6_rule_lookup+0x456/0x630 [ 2476.921275][ T10] ip6_route_input+0x59c/0xa50 [ 2476.921275][ T10] ipv6_rcv+0x397/0x810 [ 2476.921275][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2476.921275][ T10] process_backlog+0x101/0x620 [ 2476.921275][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2476.921275][ T10] net_rx_action+0x495/0xbe0 [ 2476.921275][ T10] __do_softirq+0x1b5/0x7f6 [ 2476.921275][ T10] [ 2476.922976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.922976][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.922976][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.922976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.922976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2476.922976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2476.922976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2476.922976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2476.922976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2476.922976][ T10] addrconf_dad_begin+0x310/0x670 [ 2476.922976][ T10] addrconf_dad_work+0x10b/0xab0 [ 2476.922976][ T10] process_one_work+0x84d/0x18a0 [ 2476.922976][ T10] worker_thread+0x587/0xd30 [ 2476.922976][ T10] kthread+0x28a/0x350 [ 2476.922976][ T10] ret_from_fork+0x31/0x70 [ 2476.922976][ T10] ret_from_fork_asm+0x1a/0x30 [ 2476.922976][ T10] [ 2476.924956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.924956][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.924956][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.924956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.924956][ T10] ip6_route_add+0x1c/0x140 [ 2476.924956][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2476.924956][ T10] inet6_addr_add+0x4f8/0xa40 [ 2476.924956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.924956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.924956][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.924956][ T10] netlink_unicast+0x449/0x710 [ 2476.924956][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.924956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.924956][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.924956][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.924956][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.924956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.924956][ T10] [ 2476.926992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.926992][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.926992][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.926992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.926992][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2476.926992][ T10] ipv6_add_addr+0x411/0x2000 [ 2476.926992][ T10] inet6_addr_add+0x30e/0xa40 [ 2476.926992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.926992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.926992][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.926992][ T10] netlink_unicast+0x449/0x710 [ 2476.926992][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.926992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.926992][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.926992][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.926992][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.926992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.926992][ T10] [ 2476.929047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.929047][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.929047][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.929047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.929047][ T10] ip6_route_add+0x1c/0x140 [ 2476.929047][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2476.929047][ T10] addrconf_add_dev+0xe2/0x170 [ 2476.929047][ T10] inet6_addr_add+0x12f/0xa40 [ 2476.929047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.929047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.929047][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.929047][ T10] netlink_unicast+0x449/0x710 [ 2476.929047][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.929047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.929047][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.929047][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.929047][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.929047][ T10] [ 2476.931427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.931427][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2476.931427][ T10] ipv6_find_idev+0x102/0x170 [ 2476.931427][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.931427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.931427][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.931427][ T10] netlink_unicast+0x449/0x710 [ 2476.931427][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.931427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.931427][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.931427][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.931427][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.931427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.931427][ T10] [ 2476.933005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2476.933005][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2476.933005][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2476.933005][ T10] ipv6_find_idev+0x102/0x170 [ 2476.933005][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.933005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.933005][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.933005][ T10] netlink_unicast+0x449/0x710 [ 2476.933005][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.933005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.933005][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.933005][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.933005][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.933005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.933005][ T10] [ 2476.934733][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2476.935022][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2476.935022][ T10] dst_init+0x84/0x4a0 [ 2476.935022][ T10] dst_alloc+0x97/0x150 [ 2476.935022][ T10] ip6_dst_alloc+0x23/0x90 [ 2476.935022][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2476.935022][ T10] ip6_pol_route+0x56f/0x840 [ 2476.935022][ T10] fib6_rule_lookup+0x456/0x630 [ 2476.935022][ T10] ip6_route_input+0x59c/0xa50 [ 2476.935022][ T10] ipv6_rcv+0x397/0x810 [ 2476.935022][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2476.935022][ T10] process_backlog+0x101/0x620 [ 2476.935022][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2476.935022][ T10] net_rx_action+0x495/0xbe0 [ 2476.935022][ T10] __do_softirq+0x1b5/0x7f6 [ 2476.935022][ T10] [ 2476.936712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.936712][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2476.936712][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2476.936712][ T10] fib6_nh_init+0xa22/0x1580 [ 2476.936712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.936712][ T10] ip6_route_add+0x1c/0x140 [ 2476.936712][ T10] inet6_rtm_newroute+0x104/0x110 [ 2476.936712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.936712][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.936712][ T10] netlink_unicast+0x449/0x710 [ 2476.936712][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.936712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.936712][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.936712][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.936712][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.936712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.936712][ T10] [ 2476.938601][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.938601][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.938601][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.938601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.938601][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2476.938601][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2476.938601][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2476.938601][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2476.938601][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2476.938601][ T10] addrconf_dad_begin+0x310/0x670 [ 2476.938601][ T10] addrconf_dad_work+0x10b/0xab0 [ 2476.938601][ T10] process_one_work+0x84d/0x18a0 [ 2476.938601][ T10] worker_thread+0x587/0xd30 [ 2476.938601][ T10] kthread+0x28a/0x350 [ 2476.938601][ T10] ret_from_fork+0x31/0x70 [ 2476.938601][ T10] ret_from_fork_asm+0x1a/0x30 [ 2476.938601][ T10] [ 2476.940531][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.940531][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.940531][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.940531][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.940531][ T10] ip6_route_add+0x1c/0x140 [ 2476.940531][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2476.940531][ T10] inet6_addr_add+0x4f8/0xa40 [ 2476.940531][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.940531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.940531][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.940531][ T10] netlink_unicast+0x449/0x710 [ 2476.940531][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.940531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.940531][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.940531][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.940531][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.940531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.940531][ T10] [ 2476.942551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.942551][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.942551][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.942551][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.942551][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2476.942551][ T10] ipv6_add_addr+0x411/0x2000 [ 2476.942551][ T10] inet6_addr_add+0x30e/0xa40 [ 2476.942551][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.942551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.942551][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.942551][ T10] netlink_unicast+0x449/0x710 [ 2476.942551][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.942551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.942551][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.942551][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.942551][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.942551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.942551][ T10] [ 2476.944578][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.944578][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.944578][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.944578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.944578][ T10] ip6_route_add+0x1c/0x140 [ 2476.944578][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2476.944578][ T10] addrconf_add_dev+0xe2/0x170 [ 2476.944578][ T10] inet6_addr_add+0x12f/0xa40 [ 2476.944578][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.944578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.944578][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.944578][ T10] netlink_unicast+0x449/0x710 [ 2476.944578][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.944578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.944578][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.944578][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.944578][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.944578][ T10] [ 2476.946748][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.946748][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2476.946748][ T10] ipv6_find_idev+0x102/0x170 [ 2476.946748][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.946748][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.946748][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.946748][ T10] netlink_unicast+0x449/0x710 [ 2476.946748][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.946748][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.946748][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.946748][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.946748][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.946748][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.946748][ T10] [ 2476.948493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2476.948493][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2476.948493][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2476.948493][ T10] ipv6_find_idev+0x102/0x170 [ 2476.948493][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.948493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.948493][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.948493][ T10] netlink_unicast+0x449/0x710 [ 2476.948493][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.948493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.948493][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.948493][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.948493][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.948493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.948493][ T10] [ 2476.950452][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2476.950695][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2476.950695][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.950695][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.950695][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.950695][ T10] ip6_route_add+0x1c/0x140 [ 2476.950695][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2476.950695][ T10] inet6_addr_add+0x4f8/0xa40 [ 2476.950695][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.950695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.950695][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.950695][ T10] netlink_unicast+0x449/0x710 [ 2476.950695][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.950695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.950695][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.950695][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.950695][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.950695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.950695][ T10] [ 2476.952966][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2476.952966][ T10] netdev_get_by_index+0x5e/0x80 [ 2476.952966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2476.952966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2476.952966][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2476.952966][ T10] ipv6_add_addr+0x411/0x2000 [ 2476.952966][ T10] inet6_addr_add+0x30e/0xa40 [ 2476.952966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2476.952966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.952966][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.952966][ T10] netlink_unicast+0x449/0x710 [ 2476.952966][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.952966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.952966][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.952966][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.952966][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.952966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.952966][ T10] [ 2476.955185][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2476.955185][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2476.955185][ T10] ipv6_find_idev+0x102/0x170 [ 2476.955185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.955185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.955185][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.955185][ T10] netlink_unicast+0x449/0x710 [ 2476.955185][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.955185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.955185][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.955185][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.955185][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.955185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.955185][ T10] [ 2476.957005][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2476.957005][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2476.957005][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2476.957005][ T10] ipv6_find_idev+0x102/0x170 [ 2476.957005][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2476.957005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2476.957005][ T10] netlink_rcv_skb+0x130/0x360 [ 2476.957005][ T10] netlink_unicast+0x449/0x710 [ 2476.957005][ T10] netlink_sendmsg+0x723/0xbe0 [ 2476.957005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2476.957005][ T10] ___sys_sendmsg+0xee/0x170 [ 2476.957005][ T10] __sys_sendmsg+0xcd/0x170 [ 2476.957005][ T10] do_syscall_64+0xc6/0x1e0 [ 2476.957005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2476.957005][ T10] [ 2487.198985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2487.199446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.199446][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2487.199446][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2487.199446][ T10] fib6_nh_init+0xa22/0x1580 [ 2487.199446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.199446][ T10] ip6_route_add+0x1c/0x140 [ 2487.199446][ T10] inet6_rtm_newroute+0x104/0x110 [ 2487.199446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.199446][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.199446][ T10] netlink_unicast+0x449/0x710 [ 2487.199446][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.199446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.199446][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.199446][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.199446][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.199446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.199446][ T10] [ 2487.201367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.201367][ T10] dst_init+0x84/0x4a0 [ 2487.201367][ T10] dst_alloc+0x97/0x150 [ 2487.201367][ T10] ip6_dst_alloc+0x23/0x90 [ 2487.201367][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2487.201367][ T10] ip6_pol_route+0x56f/0x840 [ 2487.201367][ T10] fib6_rule_lookup+0x456/0x630 [ 2487.201367][ T10] ip6_route_input+0x59c/0xa50 [ 2487.201367][ T10] ipv6_rcv+0x397/0x810 [ 2487.201367][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2487.201367][ T10] process_backlog+0x101/0x620 [ 2487.201367][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2487.201367][ T10] net_rx_action+0x495/0xbe0 [ 2487.201367][ T10] __do_softirq+0x1b5/0x7f6 [ 2487.201367][ T10] [ 2487.203026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.203026][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.203026][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.203026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.203026][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2487.203026][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2487.203026][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2487.203026][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2487.203026][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2487.203026][ T10] addrconf_dad_begin+0x310/0x670 [ 2487.203026][ T10] addrconf_dad_work+0x10b/0xab0 [ 2487.203026][ T10] process_one_work+0x84d/0x18a0 [ 2487.203026][ T10] worker_thread+0x587/0xd30 [ 2487.203026][ T10] kthread+0x28a/0x350 [ 2487.203026][ T10] ret_from_fork+0x31/0x70 [ 2487.203026][ T10] ret_from_fork_asm+0x1a/0x30 [ 2487.203026][ T10] [ 2487.204966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.204966][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.204966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.204966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.204966][ T10] ip6_route_add+0x1c/0x140 [ 2487.204966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2487.204966][ T10] inet6_addr_add+0x4f8/0xa40 [ 2487.204966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.204966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.204966][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.204966][ T10] netlink_unicast+0x449/0x710 [ 2487.204966][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.204966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.204966][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.204966][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.204966][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.204966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.204966][ T10] [ 2487.206974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.206974][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.206974][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.206974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.206974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2487.206974][ T10] ipv6_add_addr+0x411/0x2000 [ 2487.206974][ T10] inet6_addr_add+0x30e/0xa40 [ 2487.206974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.206974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.206974][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.206974][ T10] netlink_unicast+0x449/0x710 [ 2487.206974][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.206974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.206974][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.206974][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.206974][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.206974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.206974][ T10] [ 2487.208983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.208983][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.208983][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.208983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.208983][ T10] ip6_route_add+0x1c/0x140 [ 2487.208983][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2487.208983][ T10] addrconf_add_dev+0xe2/0x170 [ 2487.208983][ T10] inet6_addr_add+0x12f/0xa40 [ 2487.208983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.208983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.208983][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.208983][ T10] netlink_unicast+0x449/0x710 [ 2487.208983][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.208983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.208983][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.208983][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.208983][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.208983][ T10] [ 2487.210952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.210952][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2487.210952][ T10] ipv6_find_idev+0x102/0x170 [ 2487.210952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.210952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.210952][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.210952][ T10] netlink_unicast+0x449/0x710 [ 2487.210952][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.210952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.210952][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.210952][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.210952][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.210952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.210952][ T10] [ 2487.212502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2487.212502][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2487.212502][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2487.212502][ T10] ipv6_find_idev+0x102/0x170 [ 2487.212502][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.212502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.212502][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.212502][ T10] netlink_unicast+0x449/0x710 [ 2487.212502][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.212502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.212502][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.212502][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.212502][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.212502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.212502][ T10] [ 2487.214205][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2487.214484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2487.214484][ T10] dst_init+0x84/0x4a0 [ 2487.214484][ T10] dst_alloc+0x97/0x150 [ 2487.214484][ T10] ip6_dst_alloc+0x23/0x90 [ 2487.214484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2487.214484][ T10] ip6_pol_route+0x56f/0x840 [ 2487.214484][ T10] fib6_rule_lookup+0x456/0x630 [ 2487.214484][ T10] ip6_route_input+0x59c/0xa50 [ 2487.214484][ T10] ipv6_rcv+0x397/0x810 [ 2487.214484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2487.214484][ T10] process_backlog+0x101/0x620 [ 2487.214484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2487.214484][ T10] net_rx_action+0x495/0xbe0 [ 2487.214484][ T10] __do_softirq+0x1b5/0x7f6 [ 2487.214484][ T10] [ 2487.216134][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.216134][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2487.216134][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2487.216134][ T10] fib6_nh_init+0xa22/0x1580 [ 2487.216134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.216134][ T10] ip6_route_add+0x1c/0x140 [ 2487.216134][ T10] inet6_rtm_newroute+0x104/0x110 [ 2487.216134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.216134][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.216134][ T10] netlink_unicast+0x449/0x710 [ 2487.216134][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.216134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.216134][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.216134][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.216134][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.216134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.216134][ T10] [ 2487.218032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.218032][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.218032][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.218032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.218032][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2487.218032][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2487.218032][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2487.218032][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2487.218032][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2487.218032][ T10] addrconf_dad_begin+0x310/0x670 [ 2487.218032][ T10] addrconf_dad_work+0x10b/0xab0 [ 2487.218032][ T10] process_one_work+0x84d/0x18a0 [ 2487.218032][ T10] worker_thread+0x587/0xd30 [ 2487.218032][ T10] kthread+0x28a/0x350 [ 2487.218032][ T10] ret_from_fork+0x31/0x70 [ 2487.218032][ T10] ret_from_fork_asm+0x1a/0x30 [ 2487.218032][ T10] [ 2487.219963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.219963][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.219963][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.219963][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.219963][ T10] ip6_route_add+0x1c/0x140 [ 2487.219963][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2487.219963][ T10] inet6_addr_add+0x4f8/0xa40 [ 2487.219963][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.219963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.219963][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.219963][ T10] netlink_unicast+0x449/0x710 [ 2487.219963][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.219963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.219963][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.219963][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.219963][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.219963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.219963][ T10] [ 2487.221958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.221958][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.221958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.221958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.221958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2487.221958][ T10] ipv6_add_addr+0x411/0x2000 [ 2487.221958][ T10] inet6_addr_add+0x30e/0xa40 [ 2487.221958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.221958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.221958][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.221958][ T10] netlink_unicast+0x449/0x710 [ 2487.221958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.221958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.221958][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.221958][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.221958][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.221958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.221958][ T10] [ 2487.223961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.223961][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.223961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.223961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.223961][ T10] ip6_route_add+0x1c/0x140 [ 2487.223961][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2487.223961][ T10] addrconf_add_dev+0xe2/0x170 [ 2487.223961][ T10] inet6_addr_add+0x12f/0xa40 [ 2487.223961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.223961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.223961][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.223961][ T10] netlink_unicast+0x449/0x710 [ 2487.223961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.223961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.223961][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.223961][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.223961][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.223961][ T10] [ 2487.226109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.226109][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2487.226109][ T10] ipv6_find_idev+0x102/0x170 [ 2487.226109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.226109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.226109][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.226109][ T10] netlink_unicast+0x449/0x710 [ 2487.226109][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.226109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.226109][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.226109][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.226109][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.226109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.226109][ T10] [ 2487.227901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2487.227901][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2487.227901][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2487.227901][ T10] ipv6_find_idev+0x102/0x170 [ 2487.227901][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.227901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.227901][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.227901][ T10] netlink_unicast+0x449/0x710 [ 2487.227901][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.227901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.227901][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.227901][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.227901][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.227901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.227901][ T10] [ 2487.229792][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2487.230053][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2487.230053][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.230053][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.230053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.230053][ T10] ip6_route_add+0x1c/0x140 [ 2487.230053][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2487.230053][ T10] inet6_addr_add+0x4f8/0xa40 [ 2487.230053][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.230053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.230053][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.230053][ T10] netlink_unicast+0x449/0x710 [ 2487.230053][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.230053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.230053][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.230053][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.230053][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.230053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.230053][ T10] [ 2487.232312][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2487.232312][ T10] netdev_get_by_index+0x5e/0x80 [ 2487.232312][ T10] fib6_nh_init+0x3d8/0x1580 [ 2487.232312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2487.232312][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2487.232312][ T10] ipv6_add_addr+0x411/0x2000 [ 2487.232312][ T10] inet6_addr_add+0x30e/0xa40 [ 2487.232312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2487.232312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.232312][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.232312][ T10] netlink_unicast+0x449/0x710 [ 2487.232312][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.232312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.232312][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.232312][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.232312][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.232312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.232312][ T10] [ 2487.234565][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2487.234565][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2487.234565][ T10] ipv6_find_idev+0x102/0x170 [ 2487.234565][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.234565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.234565][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.234565][ T10] netlink_unicast+0x449/0x710 [ 2487.234565][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.234565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.234565][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.234565][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.234565][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.234565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.234565][ T10] [ 2487.236364][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2487.236364][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2487.236364][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2487.236364][ T10] ipv6_find_idev+0x102/0x170 [ 2487.236364][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2487.236364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2487.236364][ T10] netlink_rcv_skb+0x130/0x360 [ 2487.236364][ T10] netlink_unicast+0x449/0x710 [ 2487.236364][ T10] netlink_sendmsg+0x723/0xbe0 [ 2487.236364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2487.236364][ T10] ___sys_sendmsg+0xee/0x170 [ 2487.236364][ T10] __sys_sendmsg+0xcd/0x170 [ 2487.236364][ T10] do_syscall_64+0xc6/0x1e0 [ 2487.236364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2487.236364][ T10] [ 2497.839068][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2497.839471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.839471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2497.839471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2497.839471][ T10] fib6_nh_init+0xa22/0x1580 [ 2497.839471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.839471][ T10] ip6_route_add+0x1c/0x140 [ 2497.839471][ T10] inet6_rtm_newroute+0x104/0x110 [ 2497.839471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.839471][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.839471][ T10] netlink_unicast+0x449/0x710 [ 2497.839471][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.839471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.839471][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.839471][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.839471][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.839471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.839471][ T10] [ 2497.841394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.841394][ T10] dst_init+0x84/0x4a0 [ 2497.841394][ T10] dst_alloc+0x97/0x150 [ 2497.841394][ T10] ip6_dst_alloc+0x23/0x90 [ 2497.841394][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2497.841394][ T10] ip6_pol_route+0x56f/0x840 [ 2497.841394][ T10] fib6_rule_lookup+0x456/0x630 [ 2497.841394][ T10] ip6_route_input+0x59c/0xa50 [ 2497.841394][ T10] ipv6_rcv+0x397/0x810 [ 2497.841394][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2497.841394][ T10] process_backlog+0x101/0x620 [ 2497.841394][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2497.841394][ T10] net_rx_action+0x495/0xbe0 [ 2497.841394][ T10] __do_softirq+0x1b5/0x7f6 [ 2497.841394][ T10] [ 2497.843067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.843067][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.843067][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.843067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.843067][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2497.843067][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2497.843067][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2497.843067][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2497.843067][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2497.843067][ T10] addrconf_dad_begin+0x310/0x670 [ 2497.843067][ T10] addrconf_dad_work+0x10b/0xab0 [ 2497.843067][ T10] process_one_work+0x84d/0x18a0 [ 2497.843067][ T10] worker_thread+0x587/0xd30 [ 2497.843067][ T10] kthread+0x28a/0x350 [ 2497.843067][ T10] ret_from_fork+0x31/0x70 [ 2497.843067][ T10] ret_from_fork_asm+0x1a/0x30 [ 2497.843067][ T10] [ 2497.845011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.845011][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.845011][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.845011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.845011][ T10] ip6_route_add+0x1c/0x140 [ 2497.845011][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2497.845011][ T10] inet6_addr_add+0x4f8/0xa40 [ 2497.845011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.845011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.845011][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.845011][ T10] netlink_unicast+0x449/0x710 [ 2497.845011][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.845011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.845011][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.845011][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.845011][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.845011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.845011][ T10] [ 2497.847042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.847042][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.847042][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.847042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.847042][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2497.847042][ T10] ipv6_add_addr+0x411/0x2000 [ 2497.847042][ T10] inet6_addr_add+0x30e/0xa40 [ 2497.847042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.847042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.847042][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.847042][ T10] netlink_unicast+0x449/0x710 [ 2497.847042][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.847042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.847042][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.847042][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.847042][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.847042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.847042][ T10] [ 2497.849068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.849068][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.849068][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.849068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.849068][ T10] ip6_route_add+0x1c/0x140 [ 2497.849068][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2497.849068][ T10] addrconf_add_dev+0xe2/0x170 [ 2497.849068][ T10] inet6_addr_add+0x12f/0xa40 [ 2497.849068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.849068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.849068][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.849068][ T10] netlink_unicast+0x449/0x710 [ 2497.849068][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.849068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.849068][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.849068][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.849068][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.849068][ T10] [ 2497.851044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.851044][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2497.851044][ T10] ipv6_find_idev+0x102/0x170 [ 2497.851044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.851044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.851044][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.851044][ T10] netlink_unicast+0x449/0x710 [ 2497.851044][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.851044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.851044][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.851044][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.851044][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.851044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.851044][ T10] [ 2497.852593][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2497.852593][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2497.852593][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2497.852593][ T10] ipv6_find_idev+0x102/0x170 [ 2497.852593][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.852593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.852593][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.852593][ T10] netlink_unicast+0x449/0x710 [ 2497.852593][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.852593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.852593][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.852593][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.852593][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.852593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.852593][ T10] [ 2497.856687][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2497.857016][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2497.857016][ T10] dst_init+0x84/0x4a0 [ 2497.857016][ T10] dst_alloc+0x97/0x150 [ 2497.857016][ T10] ip6_dst_alloc+0x23/0x90 [ 2497.857016][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2497.857016][ T10] ip6_pol_route+0x56f/0x840 [ 2497.857016][ T10] fib6_rule_lookup+0x456/0x630 [ 2497.857016][ T10] ip6_route_input+0x59c/0xa50 [ 2497.857016][ T10] ipv6_rcv+0x397/0x810 [ 2497.857016][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2497.857016][ T10] process_backlog+0x101/0x620 [ 2497.857016][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2497.857016][ T10] net_rx_action+0x495/0xbe0 [ 2497.857016][ T10] __do_softirq+0x1b5/0x7f6 [ 2497.857016][ T10] [ 2497.858678][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.858678][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2497.858678][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2497.858678][ T10] fib6_nh_init+0xa22/0x1580 [ 2497.858678][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.858678][ T10] ip6_route_add+0x1c/0x140 [ 2497.858678][ T10] inet6_rtm_newroute+0x104/0x110 [ 2497.858678][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.858678][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.858678][ T10] netlink_unicast+0x449/0x710 [ 2497.858678][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.858678][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.858678][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.858678][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.858678][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.858678][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.858678][ T10] [ 2497.860571][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.860571][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.860571][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.860571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.860571][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2497.860571][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2497.860571][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2497.860571][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2497.860571][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2497.860571][ T10] addrconf_dad_begin+0x310/0x670 [ 2497.860571][ T10] addrconf_dad_work+0x10b/0xab0 [ 2497.860571][ T10] process_one_work+0x84d/0x18a0 [ 2497.860571][ T10] worker_thread+0x587/0xd30 [ 2497.860571][ T10] kthread+0x28a/0x350 [ 2497.860571][ T10] ret_from_fork+0x31/0x70 [ 2497.860571][ T10] ret_from_fork_asm+0x1a/0x30 [ 2497.860571][ T10] [ 2497.862489][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.862489][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.862489][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.862489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.862489][ T10] ip6_route_add+0x1c/0x140 [ 2497.862489][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2497.862489][ T10] inet6_addr_add+0x4f8/0xa40 [ 2497.862489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.862489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.862489][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.862489][ T10] netlink_unicast+0x449/0x710 [ 2497.862489][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.862489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.862489][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.862489][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.862489][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.862489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.862489][ T10] [ 2497.864519][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.864519][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.864519][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.864519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.864519][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2497.864519][ T10] ipv6_add_addr+0x411/0x2000 [ 2497.864519][ T10] inet6_addr_add+0x30e/0xa40 [ 2497.864519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.864519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.864519][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.864519][ T10] netlink_unicast+0x449/0x710 [ 2497.864519][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.864519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.864519][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.864519][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.864519][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.864519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.864519][ T10] [ 2497.866547][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.866547][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.866547][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.866547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.866547][ T10] ip6_route_add+0x1c/0x140 [ 2497.866547][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2497.866547][ T10] addrconf_add_dev+0xe2/0x170 [ 2497.866547][ T10] inet6_addr_add+0x12f/0xa40 [ 2497.866547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.866547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.866547][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.866547][ T10] netlink_unicast+0x449/0x710 [ 2497.866547][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.866547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.866547][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.866547][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.866547][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.866547][ T10] [ 2497.868701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.868701][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2497.868701][ T10] ipv6_find_idev+0x102/0x170 [ 2497.868701][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.868701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.868701][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.868701][ T10] netlink_unicast+0x449/0x710 [ 2497.868701][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.868701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.868701][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.868701][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.868701][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.868701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.868701][ T10] [ 2497.870434][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2497.870434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2497.870434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2497.870434][ T10] ipv6_find_idev+0x102/0x170 [ 2497.870434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.870434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.870434][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.870434][ T10] netlink_unicast+0x449/0x710 [ 2497.870434][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.870434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.870434][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.870434][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.870434][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.870434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.870434][ T10] [ 2497.872382][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2497.872628][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2497.872628][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.872628][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.872628][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.872628][ T10] ip6_route_add+0x1c/0x140 [ 2497.872628][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2497.872628][ T10] inet6_addr_add+0x4f8/0xa40 [ 2497.872628][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.872628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.872628][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.872628][ T10] netlink_unicast+0x449/0x710 [ 2497.872628][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.872628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.872628][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.872628][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.872628][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.872628][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.872628][ T10] [ 2497.874910][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2497.874910][ T10] netdev_get_by_index+0x5e/0x80 [ 2497.874910][ T10] fib6_nh_init+0x3d8/0x1580 [ 2497.874910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2497.874910][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2497.874910][ T10] ipv6_add_addr+0x411/0x2000 [ 2497.874910][ T10] inet6_addr_add+0x30e/0xa40 [ 2497.874910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2497.874910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.874910][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.874910][ T10] netlink_unicast+0x449/0x710 [ 2497.874910][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.874910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.874910][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.874910][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.874910][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.874910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.874910][ T10] [ 2497.877194][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2497.877194][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2497.877194][ T10] ipv6_find_idev+0x102/0x170 [ 2497.877194][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.877194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.877194][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.877194][ T10] netlink_unicast+0x449/0x710 [ 2497.877194][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.877194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.877194][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.877194][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.877194][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.877194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.877194][ T10] [ 2497.878925][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2497.878925][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2497.878925][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2497.878925][ T10] ipv6_find_idev+0x102/0x170 [ 2497.878925][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2497.878925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2497.878925][ T10] netlink_rcv_skb+0x130/0x360 [ 2497.878925][ T10] netlink_unicast+0x449/0x710 [ 2497.878925][ T10] netlink_sendmsg+0x723/0xbe0 [ 2497.878925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2497.878925][ T10] ___sys_sendmsg+0xee/0x170 [ 2497.878925][ T10] __sys_sendmsg+0xcd/0x170 [ 2497.878925][ T10] do_syscall_64+0xc6/0x1e0 [ 2497.878925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2497.878925][ T10] [ 2508.134970][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2508.135372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.135372][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2508.135372][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2508.135372][ T10] fib6_nh_init+0xa22/0x1580 [ 2508.135372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.135372][ T10] ip6_route_add+0x1c/0x140 [ 2508.135372][ T10] inet6_rtm_newroute+0x104/0x110 [ 2508.135372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.135372][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.135372][ T10] netlink_unicast+0x449/0x710 [ 2508.135372][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.135372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.135372][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.135372][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.135372][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.135372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.135372][ T10] [ 2508.137279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.137279][ T10] dst_init+0x84/0x4a0 [ 2508.137279][ T10] dst_alloc+0x97/0x150 [ 2508.137279][ T10] ip6_dst_alloc+0x23/0x90 [ 2508.137279][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2508.137279][ T10] ip6_pol_route+0x56f/0x840 [ 2508.137279][ T10] fib6_rule_lookup+0x456/0x630 [ 2508.137279][ T10] ip6_route_input+0x59c/0xa50 [ 2508.137279][ T10] ipv6_rcv+0x397/0x810 [ 2508.137279][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2508.137279][ T10] process_backlog+0x101/0x620 [ 2508.137279][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2508.137279][ T10] net_rx_action+0x495/0xbe0 [ 2508.137279][ T10] __do_softirq+0x1b5/0x7f6 [ 2508.137279][ T10] [ 2508.138951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.138951][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.138951][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.138951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.138951][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2508.138951][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2508.138951][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2508.138951][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2508.138951][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2508.138951][ T10] addrconf_dad_begin+0x310/0x670 [ 2508.138951][ T10] addrconf_dad_work+0x10b/0xab0 [ 2508.138951][ T10] process_one_work+0x84d/0x18a0 [ 2508.138951][ T10] worker_thread+0x587/0xd30 [ 2508.138951][ T10] kthread+0x28a/0x350 [ 2508.138951][ T10] ret_from_fork+0x31/0x70 [ 2508.138951][ T10] ret_from_fork_asm+0x1a/0x30 [ 2508.138951][ T10] [ 2508.140984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.140984][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.140984][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.140984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.140984][ T10] ip6_route_add+0x1c/0x140 [ 2508.140984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2508.140984][ T10] inet6_addr_add+0x4f8/0xa40 [ 2508.140984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.140984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.140984][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.140984][ T10] netlink_unicast+0x449/0x710 [ 2508.140984][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.140984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.140984][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.140984][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.140984][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.140984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.140984][ T10] [ 2508.143162][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.143162][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.143162][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.143162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.143162][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2508.143162][ T10] ipv6_add_addr+0x411/0x2000 [ 2508.143162][ T10] inet6_addr_add+0x30e/0xa40 [ 2508.143162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.143162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.143162][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.143162][ T10] netlink_unicast+0x449/0x710 [ 2508.143162][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.143162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.143162][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.143162][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.143162][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.143162][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.143162][ T10] [ 2508.145362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.145362][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.145362][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.145362][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.145362][ T10] ip6_route_add+0x1c/0x140 [ 2508.145362][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2508.145362][ T10] addrconf_add_dev+0xe2/0x170 [ 2508.145362][ T10] inet6_addr_add+0x12f/0xa40 [ 2508.145362][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.145362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.145362][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.145362][ T10] netlink_unicast+0x449/0x710 [ 2508.145362][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.145362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.145362][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.145362][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.145362][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.145362][ T10] [ 2508.147492][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.147492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2508.147492][ T10] ipv6_find_idev+0x102/0x170 [ 2508.147492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.147492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.147492][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.147492][ T10] netlink_unicast+0x449/0x710 [ 2508.147492][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.147492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.147492][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.147492][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.147492][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.147492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.147492][ T10] [ 2508.149187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2508.149187][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2508.149187][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2508.149187][ T10] ipv6_find_idev+0x102/0x170 [ 2508.149187][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.149187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.149187][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.149187][ T10] netlink_unicast+0x449/0x710 [ 2508.149187][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.149187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.149187][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.149187][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.149187][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.149187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.149187][ T10] [ 2508.151055][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2508.151360][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2508.151360][ T10] dst_init+0x84/0x4a0 [ 2508.151360][ T10] dst_alloc+0x97/0x150 [ 2508.151360][ T10] ip6_dst_alloc+0x23/0x90 [ 2508.151360][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2508.151360][ T10] ip6_pol_route+0x56f/0x840 [ 2508.151360][ T10] fib6_rule_lookup+0x456/0x630 [ 2508.151360][ T10] ip6_route_input+0x59c/0xa50 [ 2508.151360][ T10] ipv6_rcv+0x397/0x810 [ 2508.151360][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2508.151360][ T10] process_backlog+0x101/0x620 [ 2508.151360][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2508.151360][ T10] net_rx_action+0x495/0xbe0 [ 2508.151360][ T10] __do_softirq+0x1b5/0x7f6 [ 2508.151360][ T10] [ 2508.153158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.153158][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2508.153158][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2508.153158][ T10] fib6_nh_init+0xa22/0x1580 [ 2508.153158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.153158][ T10] ip6_route_add+0x1c/0x140 [ 2508.153158][ T10] inet6_rtm_newroute+0x104/0x110 [ 2508.153158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.153158][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.153158][ T10] netlink_unicast+0x449/0x710 [ 2508.153158][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.153158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.153158][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.153158][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.153158][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.153158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.153158][ T10] [ 2508.155234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.155234][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.155234][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.155234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.155234][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2508.155234][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2508.155234][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2508.155234][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2508.155234][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2508.155234][ T10] addrconf_dad_begin+0x310/0x670 [ 2508.155234][ T10] addrconf_dad_work+0x10b/0xab0 [ 2508.155234][ T10] process_one_work+0x84d/0x18a0 [ 2508.155234][ T10] worker_thread+0x587/0xd30 [ 2508.155234][ T10] kthread+0x28a/0x350 [ 2508.155234][ T10] ret_from_fork+0x31/0x70 [ 2508.155234][ T10] ret_from_fork_asm+0x1a/0x30 [ 2508.155234][ T10] [ 2508.157337][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.157337][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.157337][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.157337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.157337][ T10] ip6_route_add+0x1c/0x140 [ 2508.157337][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2508.157337][ T10] inet6_addr_add+0x4f8/0xa40 [ 2508.157337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.157337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.157337][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.157337][ T10] netlink_unicast+0x449/0x710 [ 2508.157337][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.157337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.157337][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.157337][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.157337][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.157337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.157337][ T10] [ 2508.159549][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.159549][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.159549][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.159549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.159549][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2508.159549][ T10] ipv6_add_addr+0x411/0x2000 [ 2508.159549][ T10] inet6_addr_add+0x30e/0xa40 [ 2508.159549][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.159549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.159549][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.159549][ T10] netlink_unicast+0x449/0x710 [ 2508.159549][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.159549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.159549][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.159549][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.159549][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.159549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.159549][ T10] [ 2508.161764][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.161764][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.161764][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.161764][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.161764][ T10] ip6_route_add+0x1c/0x140 [ 2508.161764][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2508.161764][ T10] addrconf_add_dev+0xe2/0x170 [ 2508.161764][ T10] inet6_addr_add+0x12f/0xa40 [ 2508.161764][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.161764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.161764][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.161764][ T10] netlink_unicast+0x449/0x710 [ 2508.161764][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.161764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.161764][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.161764][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.161764][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.161764][ T10] [ 2508.163983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.163983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2508.163983][ T10] ipv6_find_idev+0x102/0x170 [ 2508.163983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.163983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.163983][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.163983][ T10] netlink_unicast+0x449/0x710 [ 2508.163983][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.163983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.163983][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.163983][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.163983][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.163983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.163983][ T10] [ 2508.165795][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2508.165795][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2508.165795][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2508.165795][ T10] ipv6_find_idev+0x102/0x170 [ 2508.165795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.165795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.165795][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.165795][ T10] netlink_unicast+0x449/0x710 [ 2508.165795][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.165795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.165795][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.165795][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.165795][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.165795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.165795][ T10] [ 2508.167851][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2508.168098][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2508.168098][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.168098][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.168098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.168098][ T10] ip6_route_add+0x1c/0x140 [ 2508.168098][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2508.168098][ T10] inet6_addr_add+0x4f8/0xa40 [ 2508.168098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.168098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.168098][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.168098][ T10] netlink_unicast+0x449/0x710 [ 2508.168098][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.168098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.168098][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.168098][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.168098][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.168098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.168098][ T10] [ 2508.170230][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2508.170230][ T10] netdev_get_by_index+0x5e/0x80 [ 2508.170230][ T10] fib6_nh_init+0x3d8/0x1580 [ 2508.170230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2508.170230][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2508.170230][ T10] ipv6_add_addr+0x411/0x2000 [ 2508.170230][ T10] inet6_addr_add+0x30e/0xa40 [ 2508.170230][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2508.170230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.170230][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.170230][ T10] netlink_unicast+0x449/0x710 [ 2508.170230][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.170230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.170230][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.170230][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.170230][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.170230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.170230][ T10] [ 2508.172363][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2508.172363][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2508.172363][ T10] ipv6_find_idev+0x102/0x170 [ 2508.172363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.172363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.172363][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.172363][ T10] netlink_unicast+0x449/0x710 [ 2508.172363][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.172363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.172363][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.172363][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.172363][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.172363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.172363][ T10] [ 2508.174054][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2508.174054][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2508.174054][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2508.174054][ T10] ipv6_find_idev+0x102/0x170 [ 2508.174054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2508.174054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2508.174054][ T10] netlink_rcv_skb+0x130/0x360 [ 2508.174054][ T10] netlink_unicast+0x449/0x710 [ 2508.174054][ T10] netlink_sendmsg+0x723/0xbe0 [ 2508.174054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2508.174054][ T10] ___sys_sendmsg+0xee/0x170 [ 2508.174054][ T10] __sys_sendmsg+0xcd/0x170 [ 2508.174054][ T10] do_syscall_64+0xc6/0x1e0 [ 2508.174054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2508.174054][ T10] [ 2518.374968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2518.375464][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.375464][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2518.375464][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2518.375464][ T10] fib6_nh_init+0xa22/0x1580 [ 2518.375464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.375464][ T10] ip6_route_add+0x1c/0x140 [ 2518.375464][ T10] inet6_rtm_newroute+0x104/0x110 [ 2518.375464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.375464][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.375464][ T10] netlink_unicast+0x449/0x710 [ 2518.375464][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.375464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.375464][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.375464][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.375464][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.375464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.375464][ T10] [ 2518.377508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.377508][ T10] dst_init+0x84/0x4a0 [ 2518.377508][ T10] dst_alloc+0x97/0x150 [ 2518.377508][ T10] ip6_dst_alloc+0x23/0x90 [ 2518.377508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2518.377508][ T10] ip6_pol_route+0x56f/0x840 [ 2518.377508][ T10] fib6_rule_lookup+0x456/0x630 [ 2518.377508][ T10] ip6_route_input+0x59c/0xa50 [ 2518.377508][ T10] ipv6_rcv+0x397/0x810 [ 2518.377508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2518.377508][ T10] process_backlog+0x101/0x620 [ 2518.377508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2518.377508][ T10] net_rx_action+0x495/0xbe0 [ 2518.377508][ T10] __do_softirq+0x1b5/0x7f6 [ 2518.377508][ T10] [ 2518.379208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.379208][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.379208][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.379208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.379208][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2518.379208][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2518.379208][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2518.379208][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2518.379208][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2518.379208][ T10] addrconf_dad_begin+0x310/0x670 [ 2518.379208][ T10] addrconf_dad_work+0x10b/0xab0 [ 2518.379208][ T10] process_one_work+0x84d/0x18a0 [ 2518.379208][ T10] worker_thread+0x587/0xd30 [ 2518.379208][ T10] kthread+0x28a/0x350 [ 2518.379208][ T10] ret_from_fork+0x31/0x70 [ 2518.379208][ T10] ret_from_fork_asm+0x1a/0x30 [ 2518.379208][ T10] [ 2518.381157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.381157][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.381157][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.381157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.381157][ T10] ip6_route_add+0x1c/0x140 [ 2518.381157][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2518.381157][ T10] inet6_addr_add+0x4f8/0xa40 [ 2518.381157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.381157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.381157][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.381157][ T10] netlink_unicast+0x449/0x710 [ 2518.381157][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.381157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.381157][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.381157][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.381157][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.381157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.381157][ T10] [ 2518.383190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.383190][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.383190][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.383190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.383190][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2518.383190][ T10] ipv6_add_addr+0x411/0x2000 [ 2518.383190][ T10] inet6_addr_add+0x30e/0xa40 [ 2518.383190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.383190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.383190][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.383190][ T10] netlink_unicast+0x449/0x710 [ 2518.383190][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.383190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.383190][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.383190][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.383190][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.383190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.383190][ T10] [ 2518.385243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.385243][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.385243][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.385243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.385243][ T10] ip6_route_add+0x1c/0x140 [ 2518.385243][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2518.385243][ T10] addrconf_add_dev+0xe2/0x170 [ 2518.385243][ T10] inet6_addr_add+0x12f/0xa40 [ 2518.385243][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.385243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.385243][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.385243][ T10] netlink_unicast+0x449/0x710 [ 2518.385243][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.385243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.385243][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.385243][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.385243][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.385243][ T10] [ 2518.387251][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.387251][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2518.387251][ T10] ipv6_find_idev+0x102/0x170 [ 2518.387251][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.387251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.387251][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.387251][ T10] netlink_unicast+0x449/0x710 [ 2518.387251][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.387251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.387251][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.387251][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.387251][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.387251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.387251][ T10] [ 2518.388808][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2518.388808][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2518.388808][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2518.388808][ T10] ipv6_find_idev+0x102/0x170 [ 2518.388808][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.388808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.388808][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.388808][ T10] netlink_unicast+0x449/0x710 [ 2518.388808][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.388808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.388808][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.388808][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.388808][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.388808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.388808][ T10] [ 2518.390552][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2518.390830][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2518.390830][ T10] dst_init+0x84/0x4a0 [ 2518.390830][ T10] dst_alloc+0x97/0x150 [ 2518.390830][ T10] ip6_dst_alloc+0x23/0x90 [ 2518.390830][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2518.390830][ T10] ip6_pol_route+0x56f/0x840 [ 2518.390830][ T10] fib6_rule_lookup+0x456/0x630 [ 2518.390830][ T10] ip6_route_input+0x59c/0xa50 [ 2518.390830][ T10] ipv6_rcv+0x397/0x810 [ 2518.390830][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2518.390830][ T10] process_backlog+0x101/0x620 [ 2518.390830][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2518.390830][ T10] net_rx_action+0x495/0xbe0 [ 2518.390830][ T10] __do_softirq+0x1b5/0x7f6 [ 2518.390830][ T10] [ 2518.392484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.392484][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2518.392484][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2518.392484][ T10] fib6_nh_init+0xa22/0x1580 [ 2518.392484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.392484][ T10] ip6_route_add+0x1c/0x140 [ 2518.392484][ T10] inet6_rtm_newroute+0x104/0x110 [ 2518.392484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.392484][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.392484][ T10] netlink_unicast+0x449/0x710 [ 2518.392484][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.392484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.392484][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.392484][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.392484][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.392484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.392484][ T10] [ 2518.394401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.394401][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.394401][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.394401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.394401][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2518.394401][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2518.394401][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2518.394401][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2518.394401][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2518.394401][ T10] addrconf_dad_begin+0x310/0x670 [ 2518.394401][ T10] addrconf_dad_work+0x10b/0xab0 [ 2518.394401][ T10] process_one_work+0x84d/0x18a0 [ 2518.394401][ T10] worker_thread+0x587/0xd30 [ 2518.394401][ T10] kthread+0x28a/0x350 [ 2518.394401][ T10] ret_from_fork+0x31/0x70 [ 2518.394401][ T10] ret_from_fork_asm+0x1a/0x30 [ 2518.394401][ T10] [ 2518.396338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.396338][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.396338][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.396338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.396338][ T10] ip6_route_add+0x1c/0x140 [ 2518.396338][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2518.396338][ T10] inet6_addr_add+0x4f8/0xa40 [ 2518.396338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.396338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.396338][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.396338][ T10] netlink_unicast+0x449/0x710 [ 2518.396338][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.396338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.396338][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.396338][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.396338][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.396338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.396338][ T10] [ 2518.398380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.398380][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.398380][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.398380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.398380][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2518.398380][ T10] ipv6_add_addr+0x411/0x2000 [ 2518.398380][ T10] inet6_addr_add+0x30e/0xa40 [ 2518.398380][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.398380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.398380][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.398380][ T10] netlink_unicast+0x449/0x710 [ 2518.398380][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.398380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.398380][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.398380][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.398380][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.398380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.398380][ T10] [ 2518.400950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.400950][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.400950][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.400950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.400950][ T10] ip6_route_add+0x1c/0x140 [ 2518.400950][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2518.400950][ T10] addrconf_add_dev+0xe2/0x170 [ 2518.400950][ T10] inet6_addr_add+0x12f/0xa40 [ 2518.400950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.400950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.400950][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.400950][ T10] netlink_unicast+0x449/0x710 [ 2518.400950][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.400950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.400950][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.400950][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.400950][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.400950][ T10] [ 2518.403067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.403067][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2518.403067][ T10] ipv6_find_idev+0x102/0x170 [ 2518.403067][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.403067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.403067][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.403067][ T10] netlink_unicast+0x449/0x710 [ 2518.403067][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.403067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.403067][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.403067][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.403067][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.403067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.403067][ T10] [ 2518.404806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2518.404806][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2518.404806][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2518.404806][ T10] ipv6_find_idev+0x102/0x170 [ 2518.404806][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.404806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.404806][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.404806][ T10] netlink_unicast+0x449/0x710 [ 2518.404806][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.404806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.404806][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.404806][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.404806][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.404806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.404806][ T10] [ 2518.406839][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2518.407083][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2518.407083][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.407083][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.407083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.407083][ T10] ip6_route_add+0x1c/0x140 [ 2518.407083][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2518.407083][ T10] inet6_addr_add+0x4f8/0xa40 [ 2518.407083][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.407083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.407083][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.407083][ T10] netlink_unicast+0x449/0x710 [ 2518.407083][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.407083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.407083][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.407083][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.407083][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.407083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.407083][ T10] [ 2518.409341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2518.409341][ T10] netdev_get_by_index+0x5e/0x80 [ 2518.409341][ T10] fib6_nh_init+0x3d8/0x1580 [ 2518.409341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2518.409341][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2518.409341][ T10] ipv6_add_addr+0x411/0x2000 [ 2518.409341][ T10] inet6_addr_add+0x30e/0xa40 [ 2518.409341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2518.409341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.409341][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.409341][ T10] netlink_unicast+0x449/0x710 [ 2518.409341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.409341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.409341][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.409341][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.409341][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.409341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.409341][ T10] [ 2518.411995][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2518.411995][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2518.411995][ T10] ipv6_find_idev+0x102/0x170 [ 2518.411995][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.411995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.411995][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.411995][ T10] netlink_unicast+0x449/0x710 [ 2518.411995][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.411995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.411995][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.411995][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.411995][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.411995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.411995][ T10] [ 2518.413760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2518.413760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2518.413760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2518.413760][ T10] ipv6_find_idev+0x102/0x170 [ 2518.413760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2518.413760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2518.413760][ T10] netlink_rcv_skb+0x130/0x360 [ 2518.413760][ T10] netlink_unicast+0x449/0x710 [ 2518.413760][ T10] netlink_sendmsg+0x723/0xbe0 [ 2518.413760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2518.413760][ T10] ___sys_sendmsg+0xee/0x170 [ 2518.413760][ T10] __sys_sendmsg+0xcd/0x170 [ 2518.413760][ T10] do_syscall_64+0xc6/0x1e0 [ 2518.413760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2518.413760][ T10] [ 2528.630963][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2528.631400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.631400][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2528.631400][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2528.631400][ T10] fib6_nh_init+0xa22/0x1580 [ 2528.631400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.631400][ T10] ip6_route_add+0x1c/0x140 [ 2528.631400][ T10] inet6_rtm_newroute+0x104/0x110 [ 2528.631400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.631400][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.631400][ T10] netlink_unicast+0x449/0x710 [ 2528.631400][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.631400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.631400][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.631400][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.631400][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.631400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.631400][ T10] [ 2528.633558][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.633558][ T10] dst_init+0x84/0x4a0 [ 2528.633558][ T10] dst_alloc+0x97/0x150 [ 2528.633558][ T10] ip6_dst_alloc+0x23/0x90 [ 2528.633558][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2528.633558][ T10] ip6_pol_route+0x56f/0x840 [ 2528.633558][ T10] fib6_rule_lookup+0x456/0x630 [ 2528.633558][ T10] ip6_route_input+0x59c/0xa50 [ 2528.633558][ T10] ipv6_rcv+0x397/0x810 [ 2528.633558][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2528.633558][ T10] process_backlog+0x101/0x620 [ 2528.633558][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2528.633558][ T10] net_rx_action+0x495/0xbe0 [ 2528.633558][ T10] __do_softirq+0x1b5/0x7f6 [ 2528.633558][ T10] [ 2528.635369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.635369][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.635369][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.635369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.635369][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2528.635369][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2528.635369][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2528.635369][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2528.635369][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2528.635369][ T10] addrconf_dad_begin+0x310/0x670 [ 2528.635369][ T10] addrconf_dad_work+0x10b/0xab0 [ 2528.635369][ T10] process_one_work+0x84d/0x18a0 [ 2528.635369][ T10] worker_thread+0x587/0xd30 [ 2528.635369][ T10] kthread+0x28a/0x350 [ 2528.635369][ T10] ret_from_fork+0x31/0x70 [ 2528.635369][ T10] ret_from_fork_asm+0x1a/0x30 [ 2528.635369][ T10] [ 2528.637473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.637473][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.637473][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.637473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.637473][ T10] ip6_route_add+0x1c/0x140 [ 2528.637473][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2528.637473][ T10] inet6_addr_add+0x4f8/0xa40 [ 2528.637473][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.637473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.637473][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.637473][ T10] netlink_unicast+0x449/0x710 [ 2528.637473][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.637473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.637473][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.637473][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.637473][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.637473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.637473][ T10] [ 2528.639680][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.639680][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.639680][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.639680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.639680][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2528.639680][ T10] ipv6_add_addr+0x411/0x2000 [ 2528.639680][ T10] inet6_addr_add+0x30e/0xa40 [ 2528.639680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.639680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.639680][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.639680][ T10] netlink_unicast+0x449/0x710 [ 2528.639680][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.639680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.639680][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.639680][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.639680][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.639680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.639680][ T10] [ 2528.641900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.641900][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.641900][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.641900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.641900][ T10] ip6_route_add+0x1c/0x140 [ 2528.641900][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2528.641900][ T10] addrconf_add_dev+0xe2/0x170 [ 2528.641900][ T10] inet6_addr_add+0x12f/0xa40 [ 2528.641900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.641900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.641900][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.641900][ T10] netlink_unicast+0x449/0x710 [ 2528.641900][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.641900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.641900][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.641900][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.641900][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.641900][ T10] [ 2528.644090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.644090][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2528.644090][ T10] ipv6_find_idev+0x102/0x170 [ 2528.644090][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.644090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.644090][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.644090][ T10] netlink_unicast+0x449/0x710 [ 2528.644090][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.644090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.644090][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.644090][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.644090][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.644090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.644090][ T10] [ 2528.645802][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2528.645802][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2528.645802][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2528.645802][ T10] ipv6_find_idev+0x102/0x170 [ 2528.645802][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.645802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.645802][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.645802][ T10] netlink_unicast+0x449/0x710 [ 2528.645802][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.645802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.645802][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.645802][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.645802][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.645802][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.645802][ T10] [ 2528.647702][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2528.648024][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2528.648024][ T10] dst_init+0x84/0x4a0 [ 2528.648024][ T10] dst_alloc+0x97/0x150 [ 2528.648024][ T10] ip6_dst_alloc+0x23/0x90 [ 2528.648024][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2528.648024][ T10] ip6_pol_route+0x56f/0x840 [ 2528.648024][ T10] fib6_rule_lookup+0x456/0x630 [ 2528.648024][ T10] ip6_route_input+0x59c/0xa50 [ 2528.648024][ T10] ipv6_rcv+0x397/0x810 [ 2528.648024][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2528.648024][ T10] process_backlog+0x101/0x620 [ 2528.648024][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2528.648024][ T10] net_rx_action+0x495/0xbe0 [ 2528.648024][ T10] __do_softirq+0x1b5/0x7f6 [ 2528.648024][ T10] [ 2528.649856][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.649856][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2528.649856][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2528.649856][ T10] fib6_nh_init+0xa22/0x1580 [ 2528.649856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.649856][ T10] ip6_route_add+0x1c/0x140 [ 2528.649856][ T10] inet6_rtm_newroute+0x104/0x110 [ 2528.649856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.649856][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.649856][ T10] netlink_unicast+0x449/0x710 [ 2528.649856][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.649856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.649856][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.649856][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.649856][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.649856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.649856][ T10] [ 2528.651955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.651955][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.651955][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.651955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.651955][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2528.651955][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2528.651955][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2528.651955][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2528.651955][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2528.651955][ T10] addrconf_dad_begin+0x310/0x670 [ 2528.651955][ T10] addrconf_dad_work+0x10b/0xab0 [ 2528.651955][ T10] process_one_work+0x84d/0x18a0 [ 2528.651955][ T10] worker_thread+0x587/0xd30 [ 2528.651955][ T10] kthread+0x28a/0x350 [ 2528.651955][ T10] ret_from_fork+0x31/0x70 [ 2528.651955][ T10] ret_from_fork_asm+0x1a/0x30 [ 2528.651955][ T10] [ 2528.654104][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.654104][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.654104][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.654104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.654104][ T10] ip6_route_add+0x1c/0x140 [ 2528.654104][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2528.654104][ T10] inet6_addr_add+0x4f8/0xa40 [ 2528.654104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.654104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.654104][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.654104][ T10] netlink_unicast+0x449/0x710 [ 2528.654104][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.654104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.654104][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.654104][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.654104][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.654104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.654104][ T10] [ 2528.656321][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.656321][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.656321][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.656321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.656321][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2528.656321][ T10] ipv6_add_addr+0x411/0x2000 [ 2528.656321][ T10] inet6_addr_add+0x30e/0xa40 [ 2528.656321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.656321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.656321][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.656321][ T10] netlink_unicast+0x449/0x710 [ 2528.656321][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.656321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.656321][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.656321][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.656321][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.656321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.656321][ T10] [ 2528.658534][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.658534][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.658534][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.658534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.658534][ T10] ip6_route_add+0x1c/0x140 [ 2528.658534][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2528.658534][ T10] addrconf_add_dev+0xe2/0x170 [ 2528.658534][ T10] inet6_addr_add+0x12f/0xa40 [ 2528.658534][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.658534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.658534][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.658534][ T10] netlink_unicast+0x449/0x710 [ 2528.658534][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.658534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.658534][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.658534][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.658534][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.658534][ T10] [ 2528.660737][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.660737][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2528.660737][ T10] ipv6_find_idev+0x102/0x170 [ 2528.660737][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.660737][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.660737][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.660737][ T10] netlink_unicast+0x449/0x710 [ 2528.660737][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.660737][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.660737][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.660737][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.660737][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.660737][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.660737][ T10] [ 2528.662624][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2528.662624][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2528.662624][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2528.662624][ T10] ipv6_find_idev+0x102/0x170 [ 2528.662624][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.662624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.662624][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.662624][ T10] netlink_unicast+0x449/0x710 [ 2528.662624][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.662624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.662624][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.662624][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.662624][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.662624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.662624][ T10] [ 2528.664756][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2528.665030][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2528.665030][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.665030][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.665030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.665030][ T10] ip6_route_add+0x1c/0x140 [ 2528.665030][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2528.665030][ T10] inet6_addr_add+0x4f8/0xa40 [ 2528.665030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.665030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.665030][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.665030][ T10] netlink_unicast+0x449/0x710 [ 2528.665030][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.665030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.665030][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.665030][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.665030][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.665030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.665030][ T10] [ 2528.667471][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2528.667471][ T10] netdev_get_by_index+0x5e/0x80 [ 2528.667471][ T10] fib6_nh_init+0x3d8/0x1580 [ 2528.667471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2528.667471][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2528.667471][ T10] ipv6_add_addr+0x411/0x2000 [ 2528.667471][ T10] inet6_addr_add+0x30e/0xa40 [ 2528.667471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2528.667471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.667471][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.667471][ T10] netlink_unicast+0x449/0x710 [ 2528.667471][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.667471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.667471][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.667471][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.667471][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.667471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.667471][ T10] [ 2528.669931][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2528.669931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2528.669931][ T10] ipv6_find_idev+0x102/0x170 [ 2528.669931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.669931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.669931][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.669931][ T10] netlink_unicast+0x449/0x710 [ 2528.669931][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.669931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.669931][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.669931][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.669931][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.669931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.669931][ T10] [ 2528.671846][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2528.671846][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2528.671846][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2528.671846][ T10] ipv6_find_idev+0x102/0x170 [ 2528.671846][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2528.671846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2528.671846][ T10] netlink_rcv_skb+0x130/0x360 [ 2528.671846][ T10] netlink_unicast+0x449/0x710 [ 2528.671846][ T10] netlink_sendmsg+0x723/0xbe0 [ 2528.671846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2528.671846][ T10] ___sys_sendmsg+0xee/0x170 [ 2528.671846][ T10] __sys_sendmsg+0xcd/0x170 [ 2528.671846][ T10] do_syscall_64+0xc6/0x1e0 [ 2528.671846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2528.671846][ T10] [ 2538.910920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2538.911400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.911400][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2538.911400][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2538.911400][ T10] fib6_nh_init+0xa22/0x1580 [ 2538.911400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.911400][ T10] ip6_route_add+0x1c/0x140 [ 2538.911400][ T10] inet6_rtm_newroute+0x104/0x110 [ 2538.911400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.911400][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.911400][ T10] netlink_unicast+0x449/0x710 [ 2538.911400][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.911400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.911400][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.911400][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.911400][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.911400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.911400][ T10] [ 2538.913428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.913428][ T10] dst_init+0x84/0x4a0 [ 2538.913428][ T10] dst_alloc+0x97/0x150 [ 2538.913428][ T10] ip6_dst_alloc+0x23/0x90 [ 2538.913428][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2538.913428][ T10] ip6_pol_route+0x56f/0x840 [ 2538.913428][ T10] fib6_rule_lookup+0x456/0x630 [ 2538.913428][ T10] ip6_route_input+0x59c/0xa50 [ 2538.913428][ T10] ipv6_rcv+0x397/0x810 [ 2538.913428][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2538.913428][ T10] process_backlog+0x101/0x620 [ 2538.913428][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2538.913428][ T10] net_rx_action+0x495/0xbe0 [ 2538.913428][ T10] __do_softirq+0x1b5/0x7f6 [ 2538.913428][ T10] [ 2538.915125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.915125][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.915125][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.915125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.915125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2538.915125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2538.915125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2538.915125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2538.915125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2538.915125][ T10] addrconf_dad_begin+0x310/0x670 [ 2538.915125][ T10] addrconf_dad_work+0x10b/0xab0 [ 2538.915125][ T10] process_one_work+0x84d/0x18a0 [ 2538.915125][ T10] worker_thread+0x587/0xd30 [ 2538.915125][ T10] kthread+0x28a/0x350 [ 2538.915125][ T10] ret_from_fork+0x31/0x70 [ 2538.915125][ T10] ret_from_fork_asm+0x1a/0x30 [ 2538.915125][ T10] [ 2538.917062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.917062][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.917062][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.917062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.917062][ T10] ip6_route_add+0x1c/0x140 [ 2538.917062][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2538.917062][ T10] inet6_addr_add+0x4f8/0xa40 [ 2538.917062][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.917062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.917062][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.917062][ T10] netlink_unicast+0x449/0x710 [ 2538.917062][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.917062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.917062][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.917062][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.917062][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.917062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.917062][ T10] [ 2538.919120][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.919120][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.919120][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.919120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.919120][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2538.919120][ T10] ipv6_add_addr+0x411/0x2000 [ 2538.919120][ T10] inet6_addr_add+0x30e/0xa40 [ 2538.919120][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.919120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.919120][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.919120][ T10] netlink_unicast+0x449/0x710 [ 2538.919120][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.919120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.919120][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.919120][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.919120][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.919120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.919120][ T10] [ 2538.921207][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.921207][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.921207][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.921207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.921207][ T10] ip6_route_add+0x1c/0x140 [ 2538.921207][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2538.921207][ T10] addrconf_add_dev+0xe2/0x170 [ 2538.921207][ T10] inet6_addr_add+0x12f/0xa40 [ 2538.921207][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.921207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.921207][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.921207][ T10] netlink_unicast+0x449/0x710 [ 2538.921207][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.921207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.921207][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.921207][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.921207][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.921207][ T10] [ 2538.923205][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.923205][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2538.923205][ T10] ipv6_find_idev+0x102/0x170 [ 2538.923205][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.923205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.923205][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.923205][ T10] netlink_unicast+0x449/0x710 [ 2538.923205][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.923205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.923205][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.923205][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.923205][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.923205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.923205][ T10] [ 2538.924904][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2538.924904][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2538.924904][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2538.924904][ T10] ipv6_find_idev+0x102/0x170 [ 2538.924904][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.924904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.924904][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.924904][ T10] netlink_unicast+0x449/0x710 [ 2538.924904][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.924904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.924904][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.924904][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.924904][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.924904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.924904][ T10] [ 2538.926729][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2538.927053][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2538.927053][ T10] dst_init+0x84/0x4a0 [ 2538.927053][ T10] dst_alloc+0x97/0x150 [ 2538.927053][ T10] ip6_dst_alloc+0x23/0x90 [ 2538.927053][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2538.927053][ T10] ip6_pol_route+0x56f/0x840 [ 2538.927053][ T10] fib6_rule_lookup+0x456/0x630 [ 2538.927053][ T10] ip6_route_input+0x59c/0xa50 [ 2538.927053][ T10] ipv6_rcv+0x397/0x810 [ 2538.927053][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2538.927053][ T10] process_backlog+0x101/0x620 [ 2538.927053][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2538.927053][ T10] net_rx_action+0x495/0xbe0 [ 2538.927053][ T10] __do_softirq+0x1b5/0x7f6 [ 2538.927053][ T10] [ 2538.928714][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.928714][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2538.928714][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2538.928714][ T10] fib6_nh_init+0xa22/0x1580 [ 2538.928714][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.928714][ T10] ip6_route_add+0x1c/0x140 [ 2538.928714][ T10] inet6_rtm_newroute+0x104/0x110 [ 2538.928714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.928714][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.928714][ T10] netlink_unicast+0x449/0x710 [ 2538.928714][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.928714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.928714][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.928714][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.928714][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.928714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.928714][ T10] [ 2538.930695][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.930695][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.930695][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.930695][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.930695][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2538.930695][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2538.930695][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2538.930695][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2538.930695][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2538.930695][ T10] addrconf_dad_begin+0x310/0x670 [ 2538.930695][ T10] addrconf_dad_work+0x10b/0xab0 [ 2538.930695][ T10] process_one_work+0x84d/0x18a0 [ 2538.930695][ T10] worker_thread+0x587/0xd30 [ 2538.930695][ T10] kthread+0x28a/0x350 [ 2538.930695][ T10] ret_from_fork+0x31/0x70 [ 2538.930695][ T10] ret_from_fork_asm+0x1a/0x30 [ 2538.930695][ T10] [ 2538.932685][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.932685][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.932685][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.932685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.932685][ T10] ip6_route_add+0x1c/0x140 [ 2538.932685][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2538.932685][ T10] inet6_addr_add+0x4f8/0xa40 [ 2538.932685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.932685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.932685][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.932685][ T10] netlink_unicast+0x449/0x710 [ 2538.932685][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.932685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.932685][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.932685][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.932685][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.932685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.932685][ T10] [ 2538.934811][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.934811][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.934811][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.934811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.934811][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2538.934811][ T10] ipv6_add_addr+0x411/0x2000 [ 2538.934811][ T10] inet6_addr_add+0x30e/0xa40 [ 2538.934811][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.934811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.934811][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.934811][ T10] netlink_unicast+0x449/0x710 [ 2538.934811][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.934811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.934811][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.934811][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.934811][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.934811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.934811][ T10] [ 2538.936913][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.936913][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.936913][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.936913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.936913][ T10] ip6_route_add+0x1c/0x140 [ 2538.936913][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2538.936913][ T10] addrconf_add_dev+0xe2/0x170 [ 2538.936913][ T10] inet6_addr_add+0x12f/0xa40 [ 2538.936913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.936913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.936913][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.936913][ T10] netlink_unicast+0x449/0x710 [ 2538.936913][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.936913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.936913][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.936913][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.936913][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.936913][ T10] [ 2538.939053][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.939053][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2538.939053][ T10] ipv6_find_idev+0x102/0x170 [ 2538.939053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.939053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.939053][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.939053][ T10] netlink_unicast+0x449/0x710 [ 2538.939053][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.939053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.939053][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.939053][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.939053][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.939053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.939053][ T10] [ 2538.940818][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2538.940818][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2538.940818][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2538.940818][ T10] ipv6_find_idev+0x102/0x170 [ 2538.940818][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.940818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.940818][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.940818][ T10] netlink_unicast+0x449/0x710 [ 2538.940818][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.940818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.940818][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.940818][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.940818][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.940818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.940818][ T10] [ 2538.942852][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2538.943221][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2538.943221][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.943221][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.943221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.943221][ T10] ip6_route_add+0x1c/0x140 [ 2538.943221][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2538.943221][ T10] inet6_addr_add+0x4f8/0xa40 [ 2538.943221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.943221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.943221][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.943221][ T10] netlink_unicast+0x449/0x710 [ 2538.943221][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.943221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.943221][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.943221][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.943221][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.943221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.943221][ T10] [ 2538.945515][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2538.945515][ T10] netdev_get_by_index+0x5e/0x80 [ 2538.945515][ T10] fib6_nh_init+0x3d8/0x1580 [ 2538.945515][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2538.945515][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2538.945515][ T10] ipv6_add_addr+0x411/0x2000 [ 2538.945515][ T10] inet6_addr_add+0x30e/0xa40 [ 2538.945515][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2538.945515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.945515][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.945515][ T10] netlink_unicast+0x449/0x710 [ 2538.945515][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.945515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.945515][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.945515][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.945515][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.945515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.945515][ T10] [ 2538.947736][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2538.947736][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2538.947736][ T10] ipv6_find_idev+0x102/0x170 [ 2538.947736][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.947736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.947736][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.947736][ T10] netlink_unicast+0x449/0x710 [ 2538.947736][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.947736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.947736][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.947736][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.947736][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.947736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.947736][ T10] [ 2538.950089][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2538.950089][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2538.950089][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2538.950089][ T10] ipv6_find_idev+0x102/0x170 [ 2538.950089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2538.950089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2538.950089][ T10] netlink_rcv_skb+0x130/0x360 [ 2538.950089][ T10] netlink_unicast+0x449/0x710 [ 2538.950089][ T10] netlink_sendmsg+0x723/0xbe0 [ 2538.950089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2538.950089][ T10] ___sys_sendmsg+0xee/0x170 [ 2538.950089][ T10] __sys_sendmsg+0xcd/0x170 [ 2538.950089][ T10] do_syscall_64+0xc6/0x1e0 [ 2538.950089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2538.950089][ T10] [ 2549.174953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2549.175450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.175450][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2549.175450][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2549.175450][ T10] fib6_nh_init+0xa22/0x1580 [ 2549.175450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.175450][ T10] ip6_route_add+0x1c/0x140 [ 2549.175450][ T10] inet6_rtm_newroute+0x104/0x110 [ 2549.175450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.175450][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.175450][ T10] netlink_unicast+0x449/0x710 [ 2549.175450][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.175450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.175450][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.175450][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.175450][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.175450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.175450][ T10] [ 2549.177471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.177471][ T10] dst_init+0x84/0x4a0 [ 2549.177471][ T10] dst_alloc+0x97/0x150 [ 2549.177471][ T10] ip6_dst_alloc+0x23/0x90 [ 2549.177471][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2549.177471][ T10] ip6_pol_route+0x56f/0x840 [ 2549.177471][ T10] fib6_rule_lookup+0x456/0x630 [ 2549.177471][ T10] ip6_route_input+0x59c/0xa50 [ 2549.177471][ T10] ipv6_rcv+0x397/0x810 [ 2549.177471][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2549.177471][ T10] process_backlog+0x101/0x620 [ 2549.177471][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2549.177471][ T10] net_rx_action+0x495/0xbe0 [ 2549.177471][ T10] __do_softirq+0x1b5/0x7f6 [ 2549.177471][ T10] [ 2549.179237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.179237][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.179237][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.179237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.179237][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2549.179237][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2549.179237][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2549.179237][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2549.179237][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2549.179237][ T10] addrconf_dad_begin+0x310/0x670 [ 2549.179237][ T10] addrconf_dad_work+0x10b/0xab0 [ 2549.179237][ T10] process_one_work+0x84d/0x18a0 [ 2549.179237][ T10] worker_thread+0x587/0xd30 [ 2549.179237][ T10] kthread+0x28a/0x350 [ 2549.179237][ T10] ret_from_fork+0x31/0x70 [ 2549.179237][ T10] ret_from_fork_asm+0x1a/0x30 [ 2549.179237][ T10] [ 2549.181270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.181270][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.181270][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.181270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.181270][ T10] ip6_route_add+0x1c/0x140 [ 2549.181270][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2549.181270][ T10] inet6_addr_add+0x4f8/0xa40 [ 2549.181270][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.181270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.181270][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.181270][ T10] netlink_unicast+0x449/0x710 [ 2549.181270][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.181270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.181270][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.181270][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.181270][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.181270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.181270][ T10] [ 2549.183367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.183367][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.183367][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.183367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.183367][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2549.183367][ T10] ipv6_add_addr+0x411/0x2000 [ 2549.183367][ T10] inet6_addr_add+0x30e/0xa40 [ 2549.183367][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.183367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.183367][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.183367][ T10] netlink_unicast+0x449/0x710 [ 2549.183367][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.183367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.183367][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.183367][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.183367][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.183367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.183367][ T10] [ 2549.185487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.185487][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.185487][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.185487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.185487][ T10] ip6_route_add+0x1c/0x140 [ 2549.185487][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2549.185487][ T10] addrconf_add_dev+0xe2/0x170 [ 2549.185487][ T10] inet6_addr_add+0x12f/0xa40 [ 2549.185487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.185487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.185487][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.185487][ T10] netlink_unicast+0x449/0x710 [ 2549.185487][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.185487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.185487][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.185487][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.185487][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.185487][ T10] [ 2549.187953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.187953][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2549.187953][ T10] ipv6_find_idev+0x102/0x170 [ 2549.187953][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.187953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.187953][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.187953][ T10] netlink_unicast+0x449/0x710 [ 2549.187953][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.187953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.187953][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.187953][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.187953][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.187953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.187953][ T10] [ 2549.189590][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2549.189590][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2549.189590][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2549.189590][ T10] ipv6_find_idev+0x102/0x170 [ 2549.189590][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.189590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.189590][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.189590][ T10] netlink_unicast+0x449/0x710 [ 2549.189590][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.189590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.189590][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.189590][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.189590][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.189590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.189590][ T10] [ 2549.191368][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2549.191647][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2549.191647][ T10] dst_init+0x84/0x4a0 [ 2549.191647][ T10] dst_alloc+0x97/0x150 [ 2549.191647][ T10] ip6_dst_alloc+0x23/0x90 [ 2549.191647][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2549.191647][ T10] ip6_pol_route+0x56f/0x840 [ 2549.191647][ T10] fib6_rule_lookup+0x456/0x630 [ 2549.191647][ T10] ip6_route_input+0x59c/0xa50 [ 2549.191647][ T10] ipv6_rcv+0x397/0x810 [ 2549.191647][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2549.191647][ T10] process_backlog+0x101/0x620 [ 2549.191647][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2549.191647][ T10] net_rx_action+0x495/0xbe0 [ 2549.191647][ T10] __do_softirq+0x1b5/0x7f6 [ 2549.191647][ T10] [ 2549.193347][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.193347][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2549.193347][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2549.193347][ T10] fib6_nh_init+0xa22/0x1580 [ 2549.193347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.193347][ T10] ip6_route_add+0x1c/0x140 [ 2549.193347][ T10] inet6_rtm_newroute+0x104/0x110 [ 2549.193347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.193347][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.193347][ T10] netlink_unicast+0x449/0x710 [ 2549.193347][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.193347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.193347][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.193347][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.193347][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.193347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.193347][ T10] [ 2549.195308][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.195308][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.195308][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.195308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.195308][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2549.195308][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2549.195308][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2549.195308][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2549.195308][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2549.195308][ T10] addrconf_dad_begin+0x310/0x670 [ 2549.195308][ T10] addrconf_dad_work+0x10b/0xab0 [ 2549.195308][ T10] process_one_work+0x84d/0x18a0 [ 2549.195308][ T10] worker_thread+0x587/0xd30 [ 2549.195308][ T10] kthread+0x28a/0x350 [ 2549.195308][ T10] ret_from_fork+0x31/0x70 [ 2549.195308][ T10] ret_from_fork_asm+0x1a/0x30 [ 2549.195308][ T10] [ 2549.197300][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.197300][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.197300][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.197300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.197300][ T10] ip6_route_add+0x1c/0x140 [ 2549.197300][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2549.197300][ T10] inet6_addr_add+0x4f8/0xa40 [ 2549.197300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.197300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.197300][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.197300][ T10] netlink_unicast+0x449/0x710 [ 2549.197300][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.197300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.197300][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.197300][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.197300][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.197300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.197300][ T10] [ 2549.199373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.199373][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.199373][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.199373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.199373][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2549.199373][ T10] ipv6_add_addr+0x411/0x2000 [ 2549.199373][ T10] inet6_addr_add+0x30e/0xa40 [ 2549.199373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.199373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.199373][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.199373][ T10] netlink_unicast+0x449/0x710 [ 2549.199373][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.199373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.199373][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.199373][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.199373][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.199373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.199373][ T10] [ 2549.201405][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.201405][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.201405][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.201405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.201405][ T10] ip6_route_add+0x1c/0x140 [ 2549.201405][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2549.201405][ T10] addrconf_add_dev+0xe2/0x170 [ 2549.201405][ T10] inet6_addr_add+0x12f/0xa40 [ 2549.201405][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.201405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.201405][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.201405][ T10] netlink_unicast+0x449/0x710 [ 2549.201405][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.201405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.201405][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.201405][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.201405][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.201405][ T10] [ 2549.203551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.203551][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2549.203551][ T10] ipv6_find_idev+0x102/0x170 [ 2549.203551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.203551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.203551][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.203551][ T10] netlink_unicast+0x449/0x710 [ 2549.203551][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.203551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.203551][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.203551][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.203551][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.203551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.203551][ T10] [ 2549.205401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2549.205401][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2549.205401][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2549.205401][ T10] ipv6_find_idev+0x102/0x170 [ 2549.205401][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.205401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.205401][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.205401][ T10] netlink_unicast+0x449/0x710 [ 2549.205401][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.205401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.205401][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.205401][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.205401][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.205401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.205401][ T10] [ 2549.207292][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2549.207606][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2549.207606][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.207606][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.207606][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.207606][ T10] ip6_route_add+0x1c/0x140 [ 2549.207606][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2549.207606][ T10] inet6_addr_add+0x4f8/0xa40 [ 2549.207606][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.207606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.207606][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.207606][ T10] netlink_unicast+0x449/0x710 [ 2549.207606][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.207606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.207606][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.207606][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.207606][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.207606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.207606][ T10] [ 2549.209826][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2549.209826][ T10] netdev_get_by_index+0x5e/0x80 [ 2549.209826][ T10] fib6_nh_init+0x3d8/0x1580 [ 2549.209826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2549.209826][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2549.209826][ T10] ipv6_add_addr+0x411/0x2000 [ 2549.209826][ T10] inet6_addr_add+0x30e/0xa40 [ 2549.209826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2549.209826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.209826][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.209826][ T10] netlink_unicast+0x449/0x710 [ 2549.209826][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.209826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.209826][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.209826][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.209826][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.209826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.209826][ T10] [ 2549.212084][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2549.212084][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2549.212084][ T10] ipv6_find_idev+0x102/0x170 [ 2549.212084][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.212084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.212084][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.212084][ T10] netlink_unicast+0x449/0x710 [ 2549.212084][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.212084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.212084][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.212084][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.212084][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.212084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.212084][ T10] [ 2549.213813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2549.213813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2549.213813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2549.213813][ T10] ipv6_find_idev+0x102/0x170 [ 2549.213813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2549.213813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2549.213813][ T10] netlink_rcv_skb+0x130/0x360 [ 2549.213813][ T10] netlink_unicast+0x449/0x710 [ 2549.213813][ T10] netlink_sendmsg+0x723/0xbe0 [ 2549.213813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2549.213813][ T10] ___sys_sendmsg+0xee/0x170 [ 2549.213813][ T10] __sys_sendmsg+0xcd/0x170 [ 2549.213813][ T10] do_syscall_64+0xc6/0x1e0 [ 2549.213813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2549.213813][ T10] [ 2559.230945][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2559.231401][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.231401][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2559.231401][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2559.231401][ T10] fib6_nh_init+0xa22/0x1580 [ 2559.231401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.231401][ T10] ip6_route_add+0x1c/0x140 [ 2559.231401][ T10] inet6_rtm_newroute+0x104/0x110 [ 2559.231401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.231401][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.231401][ T10] netlink_unicast+0x449/0x710 [ 2559.231401][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.231401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.231401][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.231401][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.231401][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.231401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.231401][ T10] [ 2559.233335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.233335][ T10] dst_init+0x84/0x4a0 [ 2559.233335][ T10] dst_alloc+0x97/0x150 [ 2559.233335][ T10] ip6_dst_alloc+0x23/0x90 [ 2559.233335][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2559.233335][ T10] ip6_pol_route+0x56f/0x840 [ 2559.233335][ T10] fib6_rule_lookup+0x456/0x630 [ 2559.233335][ T10] ip6_route_input+0x59c/0xa50 [ 2559.233335][ T10] ipv6_rcv+0x397/0x810 [ 2559.233335][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2559.233335][ T10] process_backlog+0x101/0x620 [ 2559.233335][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2559.233335][ T10] net_rx_action+0x495/0xbe0 [ 2559.233335][ T10] __do_softirq+0x1b5/0x7f6 [ 2559.233335][ T10] [ 2559.235527][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.235527][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.235527][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.235527][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.235527][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2559.235527][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2559.235527][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2559.235527][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2559.235527][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2559.235527][ T10] addrconf_dad_begin+0x310/0x670 [ 2559.235527][ T10] addrconf_dad_work+0x10b/0xab0 [ 2559.235527][ T10] process_one_work+0x84d/0x18a0 [ 2559.235527][ T10] worker_thread+0x587/0xd30 [ 2559.235527][ T10] kthread+0x28a/0x350 [ 2559.235527][ T10] ret_from_fork+0x31/0x70 [ 2559.235527][ T10] ret_from_fork_asm+0x1a/0x30 [ 2559.235527][ T10] [ 2559.237444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.237444][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.237444][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.237444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.237444][ T10] ip6_route_add+0x1c/0x140 [ 2559.237444][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2559.237444][ T10] inet6_addr_add+0x4f8/0xa40 [ 2559.237444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.237444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.237444][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.237444][ T10] netlink_unicast+0x449/0x710 [ 2559.237444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.237444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.237444][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.237444][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.237444][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.237444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.237444][ T10] [ 2559.239444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.239444][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.239444][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.239444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.239444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2559.239444][ T10] ipv6_add_addr+0x411/0x2000 [ 2559.239444][ T10] inet6_addr_add+0x30e/0xa40 [ 2559.239444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.239444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.239444][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.239444][ T10] netlink_unicast+0x449/0x710 [ 2559.239444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.239444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.239444][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.239444][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.239444][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.239444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.239444][ T10] [ 2559.241534][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.241534][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.241534][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.241534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.241534][ T10] ip6_route_add+0x1c/0x140 [ 2559.241534][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2559.241534][ T10] addrconf_add_dev+0xe2/0x170 [ 2559.241534][ T10] inet6_addr_add+0x12f/0xa40 [ 2559.241534][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.241534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.241534][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.241534][ T10] netlink_unicast+0x449/0x710 [ 2559.241534][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.241534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.241534][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.241534][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.241534][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.241534][ T10] [ 2559.243518][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.243518][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2559.243518][ T10] ipv6_find_idev+0x102/0x170 [ 2559.243518][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.243518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.243518][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.243518][ T10] netlink_unicast+0x449/0x710 [ 2559.243518][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.243518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.243518][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.243518][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.243518][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.243518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.243518][ T10] [ 2559.245061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2559.245061][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2559.245061][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2559.245061][ T10] ipv6_find_idev+0x102/0x170 [ 2559.245061][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.245061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.245061][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.245061][ T10] netlink_unicast+0x449/0x710 [ 2559.245061][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.245061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.245061][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.245061][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.245061][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.245061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.245061][ T10] [ 2559.246769][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2559.247129][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2559.247129][ T10] dst_init+0x84/0x4a0 [ 2559.247129][ T10] dst_alloc+0x97/0x150 [ 2559.247129][ T10] ip6_dst_alloc+0x23/0x90 [ 2559.247129][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2559.247129][ T10] ip6_pol_route+0x56f/0x840 [ 2559.247129][ T10] fib6_rule_lookup+0x456/0x630 [ 2559.247129][ T10] ip6_route_input+0x59c/0xa50 [ 2559.247129][ T10] ipv6_rcv+0x397/0x810 [ 2559.247129][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2559.247129][ T10] process_backlog+0x101/0x620 [ 2559.247129][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2559.247129][ T10] net_rx_action+0x495/0xbe0 [ 2559.247129][ T10] __do_softirq+0x1b5/0x7f6 [ 2559.247129][ T10] [ 2559.248774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.248774][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2559.248774][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2559.248774][ T10] fib6_nh_init+0xa22/0x1580 [ 2559.248774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.248774][ T10] ip6_route_add+0x1c/0x140 [ 2559.248774][ T10] inet6_rtm_newroute+0x104/0x110 [ 2559.248774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.248774][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.248774][ T10] netlink_unicast+0x449/0x710 [ 2559.248774][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.248774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.248774][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.248774][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.248774][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.248774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.248774][ T10] [ 2559.250660][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.250660][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.250660][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.250660][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.250660][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2559.250660][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2559.250660][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2559.250660][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2559.250660][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2559.250660][ T10] addrconf_dad_begin+0x310/0x670 [ 2559.250660][ T10] addrconf_dad_work+0x10b/0xab0 [ 2559.250660][ T10] process_one_work+0x84d/0x18a0 [ 2559.250660][ T10] worker_thread+0x587/0xd30 [ 2559.250660][ T10] kthread+0x28a/0x350 [ 2559.250660][ T10] ret_from_fork+0x31/0x70 [ 2559.250660][ T10] ret_from_fork_asm+0x1a/0x30 [ 2559.250660][ T10] [ 2559.252584][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.252584][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.252584][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.252584][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.252584][ T10] ip6_route_add+0x1c/0x140 [ 2559.252584][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2559.252584][ T10] inet6_addr_add+0x4f8/0xa40 [ 2559.252584][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.252584][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.252584][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.252584][ T10] netlink_unicast+0x449/0x710 [ 2559.252584][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.252584][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.252584][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.252584][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.252584][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.252584][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.252584][ T10] [ 2559.254605][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.254605][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.254605][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.254605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.254605][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2559.254605][ T10] ipv6_add_addr+0x411/0x2000 [ 2559.254605][ T10] inet6_addr_add+0x30e/0xa40 [ 2559.254605][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.254605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.254605][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.254605][ T10] netlink_unicast+0x449/0x710 [ 2559.254605][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.254605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.254605][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.254605][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.254605][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.254605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.254605][ T10] [ 2559.256990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.256990][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.256990][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.256990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.256990][ T10] ip6_route_add+0x1c/0x140 [ 2559.256990][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2559.256990][ T10] addrconf_add_dev+0xe2/0x170 [ 2559.256990][ T10] inet6_addr_add+0x12f/0xa40 [ 2559.256990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.256990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.256990][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.256990][ T10] netlink_unicast+0x449/0x710 [ 2559.256990][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.256990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.256990][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.256990][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.256990][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.256990][ T10] [ 2559.259092][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.259092][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2559.259092][ T10] ipv6_find_idev+0x102/0x170 [ 2559.259092][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.259092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.259092][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.259092][ T10] netlink_unicast+0x449/0x710 [ 2559.259092][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.259092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.259092][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.259092][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.259092][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.259092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.259092][ T10] [ 2559.260808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2559.260808][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2559.260808][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2559.260808][ T10] ipv6_find_idev+0x102/0x170 [ 2559.260808][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.260808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.260808][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.260808][ T10] netlink_unicast+0x449/0x710 [ 2559.260808][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.260808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.260808][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.260808][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.260808][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.260808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.260808][ T10] [ 2559.262834][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2559.263113][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2559.263113][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.263113][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.263113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.263113][ T10] ip6_route_add+0x1c/0x140 [ 2559.263113][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2559.263113][ T10] inet6_addr_add+0x4f8/0xa40 [ 2559.263113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.263113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.263113][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.263113][ T10] netlink_unicast+0x449/0x710 [ 2559.263113][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.263113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.263113][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.263113][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.263113][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.263113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.263113][ T10] [ 2559.265399][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2559.265399][ T10] netdev_get_by_index+0x5e/0x80 [ 2559.265399][ T10] fib6_nh_init+0x3d8/0x1580 [ 2559.265399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2559.265399][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2559.265399][ T10] ipv6_add_addr+0x411/0x2000 [ 2559.265399][ T10] inet6_addr_add+0x30e/0xa40 [ 2559.265399][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2559.265399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.265399][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.265399][ T10] netlink_unicast+0x449/0x710 [ 2559.265399][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.265399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.265399][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.265399][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.265399][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.265399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.265399][ T10] [ 2559.267833][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2559.267833][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2559.267833][ T10] ipv6_find_idev+0x102/0x170 [ 2559.267833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.267833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.267833][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.267833][ T10] netlink_unicast+0x449/0x710 [ 2559.267833][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.267833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.267833][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.267833][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.267833][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.267833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.267833][ T10] [ 2559.269703][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2559.269703][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2559.269703][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2559.269703][ T10] ipv6_find_idev+0x102/0x170 [ 2559.269703][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2559.269703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2559.269703][ T10] netlink_rcv_skb+0x130/0x360 [ 2559.269703][ T10] netlink_unicast+0x449/0x710 [ 2559.269703][ T10] netlink_sendmsg+0x723/0xbe0 [ 2559.269703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2559.269703][ T10] ___sys_sendmsg+0xee/0x170 [ 2559.269703][ T10] __sys_sendmsg+0xcd/0x170 [ 2559.269703][ T10] do_syscall_64+0xc6/0x1e0 [ 2559.269703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2559.269703][ T10] [ 2569.374873][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2569.375319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.375319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2569.375319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2569.375319][ T10] fib6_nh_init+0xa22/0x1580 [ 2569.375319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.375319][ T10] ip6_route_add+0x1c/0x140 [ 2569.375319][ T10] inet6_rtm_newroute+0x104/0x110 [ 2569.375319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.375319][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.375319][ T10] netlink_unicast+0x449/0x710 [ 2569.375319][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.375319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.375319][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.375319][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.375319][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.375319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.375319][ T10] [ 2569.377246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.377246][ T10] dst_init+0x84/0x4a0 [ 2569.377246][ T10] dst_alloc+0x97/0x150 [ 2569.377246][ T10] ip6_dst_alloc+0x23/0x90 [ 2569.377246][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2569.377246][ T10] ip6_pol_route+0x56f/0x840 [ 2569.377246][ T10] fib6_rule_lookup+0x456/0x630 [ 2569.377246][ T10] ip6_route_input+0x59c/0xa50 [ 2569.377246][ T10] ipv6_rcv+0x397/0x810 [ 2569.377246][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2569.377246][ T10] process_backlog+0x101/0x620 [ 2569.377246][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2569.377246][ T10] net_rx_action+0x495/0xbe0 [ 2569.377246][ T10] __do_softirq+0x1b5/0x7f6 [ 2569.377246][ T10] [ 2569.378886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.378886][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.378886][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.378886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.378886][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2569.378886][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2569.378886][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2569.378886][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2569.378886][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2569.378886][ T10] addrconf_dad_begin+0x310/0x670 [ 2569.378886][ T10] addrconf_dad_work+0x10b/0xab0 [ 2569.378886][ T10] process_one_work+0x84d/0x18a0 [ 2569.378886][ T10] worker_thread+0x587/0xd30 [ 2569.378886][ T10] kthread+0x28a/0x350 [ 2569.378886][ T10] ret_from_fork+0x31/0x70 [ 2569.378886][ T10] ret_from_fork_asm+0x1a/0x30 [ 2569.378886][ T10] [ 2569.380801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.380801][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.380801][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.380801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.380801][ T10] ip6_route_add+0x1c/0x140 [ 2569.380801][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2569.380801][ T10] inet6_addr_add+0x4f8/0xa40 [ 2569.380801][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.380801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.380801][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.380801][ T10] netlink_unicast+0x449/0x710 [ 2569.380801][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.380801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.380801][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.380801][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.380801][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.380801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.380801][ T10] [ 2569.382827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.382827][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.382827][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.382827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.382827][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2569.382827][ T10] ipv6_add_addr+0x411/0x2000 [ 2569.382827][ T10] inet6_addr_add+0x30e/0xa40 [ 2569.382827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.382827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.382827][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.382827][ T10] netlink_unicast+0x449/0x710 [ 2569.382827][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.382827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.382827][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.382827][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.382827][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.382827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.382827][ T10] [ 2569.384831][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.384831][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.384831][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.384831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.384831][ T10] ip6_route_add+0x1c/0x140 [ 2569.384831][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2569.384831][ T10] addrconf_add_dev+0xe2/0x170 [ 2569.384831][ T10] inet6_addr_add+0x12f/0xa40 [ 2569.384831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.384831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.384831][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.384831][ T10] netlink_unicast+0x449/0x710 [ 2569.384831][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.384831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.384831][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.384831][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.384831][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.384831][ T10] [ 2569.386801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.386801][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2569.386801][ T10] ipv6_find_idev+0x102/0x170 [ 2569.386801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.386801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.386801][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.386801][ T10] netlink_unicast+0x449/0x710 [ 2569.386801][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.386801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.386801][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.386801][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.386801][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.386801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.386801][ T10] [ 2569.388332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2569.388332][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2569.388332][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2569.388332][ T10] ipv6_find_idev+0x102/0x170 [ 2569.388332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.388332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.388332][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.388332][ T10] netlink_unicast+0x449/0x710 [ 2569.388332][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.388332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.388332][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.388332][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.388332][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.388332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.388332][ T10] [ 2569.390117][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2569.390400][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2569.390400][ T10] dst_init+0x84/0x4a0 [ 2569.390400][ T10] dst_alloc+0x97/0x150 [ 2569.390400][ T10] ip6_dst_alloc+0x23/0x90 [ 2569.390400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2569.390400][ T10] ip6_pol_route+0x56f/0x840 [ 2569.390400][ T10] fib6_rule_lookup+0x456/0x630 [ 2569.390400][ T10] ip6_route_input+0x59c/0xa50 [ 2569.390400][ T10] ipv6_rcv+0x397/0x810 [ 2569.390400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2569.390400][ T10] process_backlog+0x101/0x620 [ 2569.390400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2569.390400][ T10] net_rx_action+0x495/0xbe0 [ 2569.390400][ T10] __do_softirq+0x1b5/0x7f6 [ 2569.390400][ T10] [ 2569.392042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.392042][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2569.392042][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2569.392042][ T10] fib6_nh_init+0xa22/0x1580 [ 2569.392042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.392042][ T10] ip6_route_add+0x1c/0x140 [ 2569.392042][ T10] inet6_rtm_newroute+0x104/0x110 [ 2569.392042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.392042][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.392042][ T10] netlink_unicast+0x449/0x710 [ 2569.392042][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.392042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.392042][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.392042][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.392042][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.392042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.392042][ T10] [ 2569.393945][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.393945][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.393945][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.393945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.393945][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2569.393945][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2569.393945][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2569.393945][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2569.393945][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2569.393945][ T10] addrconf_dad_begin+0x310/0x670 [ 2569.393945][ T10] addrconf_dad_work+0x10b/0xab0 [ 2569.393945][ T10] process_one_work+0x84d/0x18a0 [ 2569.393945][ T10] worker_thread+0x587/0xd30 [ 2569.393945][ T10] kthread+0x28a/0x350 [ 2569.393945][ T10] ret_from_fork+0x31/0x70 [ 2569.393945][ T10] ret_from_fork_asm+0x1a/0x30 [ 2569.393945][ T10] [ 2569.395863][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.395863][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.395863][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.395863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.395863][ T10] ip6_route_add+0x1c/0x140 [ 2569.395863][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2569.395863][ T10] inet6_addr_add+0x4f8/0xa40 [ 2569.395863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.395863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.395863][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.395863][ T10] netlink_unicast+0x449/0x710 [ 2569.395863][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.395863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.395863][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.395863][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.395863][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.395863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.395863][ T10] [ 2569.397854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.397854][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.397854][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.397854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.397854][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2569.397854][ T10] ipv6_add_addr+0x411/0x2000 [ 2569.397854][ T10] inet6_addr_add+0x30e/0xa40 [ 2569.397854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.397854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.397854][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.397854][ T10] netlink_unicast+0x449/0x710 [ 2569.397854][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.397854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.397854][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.397854][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.397854][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.397854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.397854][ T10] [ 2569.399848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.399848][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.399848][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.399848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.399848][ T10] ip6_route_add+0x1c/0x140 [ 2569.399848][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2569.399848][ T10] addrconf_add_dev+0xe2/0x170 [ 2569.399848][ T10] inet6_addr_add+0x12f/0xa40 [ 2569.399848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.399848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.399848][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.399848][ T10] netlink_unicast+0x449/0x710 [ 2569.399848][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.399848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.399848][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.399848][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.399848][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.399848][ T10] [ 2569.401929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.401929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2569.401929][ T10] ipv6_find_idev+0x102/0x170 [ 2569.401929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.401929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.401929][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.401929][ T10] netlink_unicast+0x449/0x710 [ 2569.401929][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.401929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.401929][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.401929][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.401929][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.401929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.401929][ T10] [ 2569.403726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2569.403726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2569.403726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2569.403726][ T10] ipv6_find_idev+0x102/0x170 [ 2569.403726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.403726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.403726][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.403726][ T10] netlink_unicast+0x449/0x710 [ 2569.403726][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.403726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.403726][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.403726][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.403726][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.403726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.403726][ T10] [ 2569.405660][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2569.405920][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2569.405920][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.405920][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.405920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.405920][ T10] ip6_route_add+0x1c/0x140 [ 2569.405920][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2569.405920][ T10] inet6_addr_add+0x4f8/0xa40 [ 2569.405920][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.405920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.405920][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.405920][ T10] netlink_unicast+0x449/0x710 [ 2569.405920][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.405920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.405920][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.405920][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.405920][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.405920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.405920][ T10] [ 2569.408150][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2569.408150][ T10] netdev_get_by_index+0x5e/0x80 [ 2569.408150][ T10] fib6_nh_init+0x3d8/0x1580 [ 2569.408150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2569.408150][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2569.408150][ T10] ipv6_add_addr+0x411/0x2000 [ 2569.408150][ T10] inet6_addr_add+0x30e/0xa40 [ 2569.408150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2569.408150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.408150][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.408150][ T10] netlink_unicast+0x449/0x710 [ 2569.408150][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.408150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.408150][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.408150][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.408150][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.408150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.408150][ T10] [ 2569.410369][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2569.410369][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2569.410369][ T10] ipv6_find_idev+0x102/0x170 [ 2569.410369][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.410369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.410369][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.410369][ T10] netlink_unicast+0x449/0x710 [ 2569.410369][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.410369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.410369][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.410369][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.410369][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.410369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.410369][ T10] [ 2569.412153][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2569.412153][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2569.412153][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2569.412153][ T10] ipv6_find_idev+0x102/0x170 [ 2569.412153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2569.412153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2569.412153][ T10] netlink_rcv_skb+0x130/0x360 [ 2569.412153][ T10] netlink_unicast+0x449/0x710 [ 2569.412153][ T10] netlink_sendmsg+0x723/0xbe0 [ 2569.412153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2569.412153][ T10] ___sys_sendmsg+0xee/0x170 [ 2569.412153][ T10] __sys_sendmsg+0xcd/0x170 [ 2569.412153][ T10] do_syscall_64+0xc6/0x1e0 [ 2569.412153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2569.412153][ T10] [ 2579.662899][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2579.663361][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.663361][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2579.663361][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2579.663361][ T10] fib6_nh_init+0xa22/0x1580 [ 2579.663361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.663361][ T10] ip6_route_add+0x1c/0x140 [ 2579.663361][ T10] inet6_rtm_newroute+0x104/0x110 [ 2579.663361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.663361][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.663361][ T10] netlink_unicast+0x449/0x710 [ 2579.663361][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.663361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.663361][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.663361][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.663361][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.663361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.663361][ T10] [ 2579.665292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.665292][ T10] dst_init+0x84/0x4a0 [ 2579.665292][ T10] dst_alloc+0x97/0x150 [ 2579.665292][ T10] ip6_dst_alloc+0x23/0x90 [ 2579.665292][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2579.665292][ T10] ip6_pol_route+0x56f/0x840 [ 2579.665292][ T10] fib6_rule_lookup+0x456/0x630 [ 2579.665292][ T10] ip6_route_input+0x59c/0xa50 [ 2579.665292][ T10] ipv6_rcv+0x397/0x810 [ 2579.665292][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2579.665292][ T10] process_backlog+0x101/0x620 [ 2579.665292][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2579.665292][ T10] net_rx_action+0x495/0xbe0 [ 2579.665292][ T10] __do_softirq+0x1b5/0x7f6 [ 2579.665292][ T10] [ 2579.666967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.666967][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.666967][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.666967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.666967][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2579.666967][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2579.666967][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2579.666967][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2579.666967][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2579.666967][ T10] addrconf_dad_begin+0x310/0x670 [ 2579.666967][ T10] addrconf_dad_work+0x10b/0xab0 [ 2579.666967][ T10] process_one_work+0x84d/0x18a0 [ 2579.666967][ T10] worker_thread+0x587/0xd30 [ 2579.666967][ T10] kthread+0x28a/0x350 [ 2579.666967][ T10] ret_from_fork+0x31/0x70 [ 2579.666967][ T10] ret_from_fork_asm+0x1a/0x30 [ 2579.666967][ T10] [ 2579.668897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.668897][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.668897][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.668897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.668897][ T10] ip6_route_add+0x1c/0x140 [ 2579.668897][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2579.668897][ T10] inet6_addr_add+0x4f8/0xa40 [ 2579.668897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.668897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.668897][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.668897][ T10] netlink_unicast+0x449/0x710 [ 2579.668897][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.668897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.668897][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.668897][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.668897][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.668897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.668897][ T10] [ 2579.670956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.670956][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.670956][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.670956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.670956][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2579.670956][ T10] ipv6_add_addr+0x411/0x2000 [ 2579.670956][ T10] inet6_addr_add+0x30e/0xa40 [ 2579.670956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.670956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.670956][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.670956][ T10] netlink_unicast+0x449/0x710 [ 2579.670956][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.670956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.670956][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.670956][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.670956][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.670956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.670956][ T10] [ 2579.672998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.672998][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.672998][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.672998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.672998][ T10] ip6_route_add+0x1c/0x140 [ 2579.672998][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2579.672998][ T10] addrconf_add_dev+0xe2/0x170 [ 2579.672998][ T10] inet6_addr_add+0x12f/0xa40 [ 2579.672998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.672998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.672998][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.672998][ T10] netlink_unicast+0x449/0x710 [ 2579.672998][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.672998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.672998][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.672998][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.672998][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.672998][ T10] [ 2579.674987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.674987][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2579.674987][ T10] ipv6_find_idev+0x102/0x170 [ 2579.674987][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.674987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.674987][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.674987][ T10] netlink_unicast+0x449/0x710 [ 2579.674987][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.674987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.674987][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.674987][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.674987][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.674987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.674987][ T10] [ 2579.676555][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2579.676555][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2579.676555][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2579.676555][ T10] ipv6_find_idev+0x102/0x170 [ 2579.676555][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.676555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.676555][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.676555][ T10] netlink_unicast+0x449/0x710 [ 2579.676555][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.676555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.676555][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.676555][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.676555][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.676555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.676555][ T10] [ 2579.678296][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2579.678590][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2579.678590][ T10] dst_init+0x84/0x4a0 [ 2579.678590][ T10] dst_alloc+0x97/0x150 [ 2579.678590][ T10] ip6_dst_alloc+0x23/0x90 [ 2579.678590][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2579.678590][ T10] ip6_pol_route+0x56f/0x840 [ 2579.678590][ T10] fib6_rule_lookup+0x456/0x630 [ 2579.678590][ T10] ip6_route_input+0x59c/0xa50 [ 2579.678590][ T10] ipv6_rcv+0x397/0x810 [ 2579.678590][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2579.678590][ T10] process_backlog+0x101/0x620 [ 2579.678590][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2579.678590][ T10] net_rx_action+0x495/0xbe0 [ 2579.678590][ T10] __do_softirq+0x1b5/0x7f6 [ 2579.678590][ T10] [ 2579.680244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.680244][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2579.680244][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2579.680244][ T10] fib6_nh_init+0xa22/0x1580 [ 2579.680244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.680244][ T10] ip6_route_add+0x1c/0x140 [ 2579.680244][ T10] inet6_rtm_newroute+0x104/0x110 [ 2579.680244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.680244][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.680244][ T10] netlink_unicast+0x449/0x710 [ 2579.680244][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.680244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.680244][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.680244][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.680244][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.680244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.680244][ T10] [ 2579.682152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.682152][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.682152][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.682152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.682152][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2579.682152][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2579.682152][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2579.682152][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2579.682152][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2579.682152][ T10] addrconf_dad_begin+0x310/0x670 [ 2579.682152][ T10] addrconf_dad_work+0x10b/0xab0 [ 2579.682152][ T10] process_one_work+0x84d/0x18a0 [ 2579.682152][ T10] worker_thread+0x587/0xd30 [ 2579.682152][ T10] kthread+0x28a/0x350 [ 2579.682152][ T10] ret_from_fork+0x31/0x70 [ 2579.682152][ T10] ret_from_fork_asm+0x1a/0x30 [ 2579.682152][ T10] [ 2579.684105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.684105][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.684105][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.684105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.684105][ T10] ip6_route_add+0x1c/0x140 [ 2579.684105][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2579.684105][ T10] inet6_addr_add+0x4f8/0xa40 [ 2579.684105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.684105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.684105][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.684105][ T10] netlink_unicast+0x449/0x710 [ 2579.684105][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.684105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.684105][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.684105][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.684105][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.684105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.684105][ T10] [ 2579.686135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.686135][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.686135][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.686135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.686135][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2579.686135][ T10] ipv6_add_addr+0x411/0x2000 [ 2579.686135][ T10] inet6_addr_add+0x30e/0xa40 [ 2579.686135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.686135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.686135][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.686135][ T10] netlink_unicast+0x449/0x710 [ 2579.686135][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.686135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.686135][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.686135][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.686135][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.686135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.686135][ T10] [ 2579.688159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.688159][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.688159][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.688159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.688159][ T10] ip6_route_add+0x1c/0x140 [ 2579.688159][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2579.688159][ T10] addrconf_add_dev+0xe2/0x170 [ 2579.688159][ T10] inet6_addr_add+0x12f/0xa40 [ 2579.688159][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.688159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.688159][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.688159][ T10] netlink_unicast+0x449/0x710 [ 2579.688159][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.688159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.688159][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.688159][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.688159][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.688159][ T10] [ 2579.690278][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.690278][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2579.690278][ T10] ipv6_find_idev+0x102/0x170 [ 2579.690278][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.690278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.690278][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.690278][ T10] netlink_unicast+0x449/0x710 [ 2579.690278][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.690278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.690278][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.690278][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.690278][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.690278][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.690278][ T10] [ 2579.692016][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2579.692016][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2579.692016][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2579.692016][ T10] ipv6_find_idev+0x102/0x170 [ 2579.692016][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.692016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.692016][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.692016][ T10] netlink_unicast+0x449/0x710 [ 2579.692016][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.692016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.692016][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.692016][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.692016][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.692016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.692016][ T10] [ 2579.694045][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2579.694289][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2579.694289][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.694289][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.694289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.694289][ T10] ip6_route_add+0x1c/0x140 [ 2579.694289][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2579.694289][ T10] inet6_addr_add+0x4f8/0xa40 [ 2579.694289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.694289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.694289][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.694289][ T10] netlink_unicast+0x449/0x710 [ 2579.694289][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.694289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.694289][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.694289][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.694289][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.694289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.694289][ T10] [ 2579.697482][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2579.697482][ T10] netdev_get_by_index+0x5e/0x80 [ 2579.697482][ T10] fib6_nh_init+0x3d8/0x1580 [ 2579.697482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2579.697482][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2579.697482][ T10] ipv6_add_addr+0x411/0x2000 [ 2579.697482][ T10] inet6_addr_add+0x30e/0xa40 [ 2579.697482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2579.697482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.697482][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.697482][ T10] netlink_unicast+0x449/0x710 [ 2579.697482][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.697482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.697482][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.697482][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.697482][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.697482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.697482][ T10] [ 2579.699755][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2579.699755][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2579.699755][ T10] ipv6_find_idev+0x102/0x170 [ 2579.699755][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.699755][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.699755][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.699755][ T10] netlink_unicast+0x449/0x710 [ 2579.699755][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.699755][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.699755][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.699755][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.699755][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.699755][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.699755][ T10] [ 2579.701497][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2579.701497][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2579.701497][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2579.701497][ T10] ipv6_find_idev+0x102/0x170 [ 2579.701497][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2579.701497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2579.701497][ T10] netlink_rcv_skb+0x130/0x360 [ 2579.701497][ T10] netlink_unicast+0x449/0x710 [ 2579.701497][ T10] netlink_sendmsg+0x723/0xbe0 [ 2579.701497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2579.701497][ T10] ___sys_sendmsg+0xee/0x170 [ 2579.701497][ T10] __sys_sendmsg+0xcd/0x170 [ 2579.701497][ T10] do_syscall_64+0xc6/0x1e0 [ 2579.701497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2579.701497][ T10] [ 2581.798922][ T42] INFO: task modprobe:7624 blocked for more than 983 seconds. [ 2581.799231][ T42] Not tainted 6.8.0-virtme #1 [ 2581.799354][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2581.799553][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2581.799838][ T42] Call Trace: [ 2581.799960][ T42] [ 2581.800034][ T42] __schedule+0x705/0x1ac0 [ 2581.800170][ T42] ? __pfx___schedule+0x10/0x10 [ 2581.800294][ T42] ? schedule+0x1a5/0x210 [ 2581.800391][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2581.800524][ T42] ? mark_lock+0x38/0x3e0 [ 2581.800617][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2581.800744][ T42] ? schedule+0x1a5/0x210 [ 2581.800857][ T42] schedule+0xdf/0x210 [ 2581.800954][ T42] schedule_preempt_disabled+0x15/0x30 [ 2581.801078][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2581.801207][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2581.801361][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2581.801489][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2581.801624][ T42] ? lock_acquire+0x1c1/0x220 [ 2581.801746][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2581.801883][ T42] down_write+0x1c9/0x200 [ 2581.801979][ T42] ? __pfx_down_write+0x10/0x10 [ 2581.802101][ T42] ? __pfx__printk+0x10/0x10 [ 2581.802229][ T42] ? __pfx___lock_release+0x10/0x10 [ 2581.802355][ T42] register_pernet_subsys+0x1a/0x50 [ 2581.802482][ T42] tcf_register_action+0xa3/0x600 [ 2581.802607][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2581.802767][ T42] do_one_initcall+0xc8/0x3f0 [ 2581.802903][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2581.803040][ T42] ? __create_object+0x5e/0xb0 [ 2581.803170][ T42] ? kasan_unpoison+0x27/0x60 [ 2581.803303][ T42] do_init_module+0x233/0x740 [ 2581.803437][ T42] load_module+0x16b5/0x2350 [ 2581.803574][ T42] ? __pfx_load_module+0x10/0x10 [ 2581.803697][ T42] ? kernel_read_file+0x3d2/0x520 [ 2581.803855][ T42] ? kernel_read_file+0x300/0x520 [ 2581.803997][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2581.804132][ T42] ? init_module_from_file+0xd2/0x130 [ 2581.804254][ T42] init_module_from_file+0xd2/0x130 [ 2581.804377][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2581.804532][ T42] ? __lock_release+0x103/0x460 [ 2581.804657][ T42] ? idempotent_init_module+0x32a/0x620 [ 2581.804790][ T42] ? idempotent_init_module+0x32a/0x620 [ 2581.804928][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2581.805057][ T42] idempotent_init_module+0x342/0x620 [ 2581.805183][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2581.805355][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2581.805486][ T42] do_syscall_64+0xc6/0x1e0 [ 2581.805619][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2581.805777][ T42] RIP: 0033:0x7fdecabcfe5d [ 2581.805911][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2581.806101][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2581.806284][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2581.806465][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2581.806655][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2581.806845][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2581.807040][ T42] [ 2581.807138][ T42] [ 2581.807138][ T42] Showing all locks held in the system: [ 2581.807315][ T42] 3 locks held by kworker/u16:0/10: [ 2581.807434][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2581.807689][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2581.807929][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2581.808175][ T42] 1 lock held by khungtaskd/42: [ 2581.808295][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2581.808519][ T42] 2 locks held by kworker/u18:1/62: [ 2581.808636][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2581.808900][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2581.809179][ T42] 1 lock held by modprobe/7624: [ 2581.809299][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2581.809544][ T42] [ 2581.809605][ T42] ============================================= [ 2581.809605][ T42] [ 2589.950904][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2589.951377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.951377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2589.951377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2589.951377][ T10] fib6_nh_init+0xa22/0x1580 [ 2589.951377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.951377][ T10] ip6_route_add+0x1c/0x140 [ 2589.951377][ T10] inet6_rtm_newroute+0x104/0x110 [ 2589.951377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.951377][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.951377][ T10] netlink_unicast+0x449/0x710 [ 2589.951377][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.951377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.951377][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.951377][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.951377][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.951377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.951377][ T10] [ 2589.953344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.953344][ T10] dst_init+0x84/0x4a0 [ 2589.953344][ T10] dst_alloc+0x97/0x150 [ 2589.953344][ T10] ip6_dst_alloc+0x23/0x90 [ 2589.953344][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2589.953344][ T10] ip6_pol_route+0x56f/0x840 [ 2589.953344][ T10] fib6_rule_lookup+0x456/0x630 [ 2589.953344][ T10] ip6_route_input+0x59c/0xa50 [ 2589.953344][ T10] ipv6_rcv+0x397/0x810 [ 2589.953344][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2589.953344][ T10] process_backlog+0x101/0x620 [ 2589.953344][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2589.953344][ T10] net_rx_action+0x495/0xbe0 [ 2589.953344][ T10] __do_softirq+0x1b5/0x7f6 [ 2589.953344][ T10] [ 2589.955023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.955023][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.955023][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.955023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.955023][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2589.955023][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2589.955023][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2589.955023][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2589.955023][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2589.955023][ T10] addrconf_dad_begin+0x310/0x670 [ 2589.955023][ T10] addrconf_dad_work+0x10b/0xab0 [ 2589.955023][ T10] process_one_work+0x84d/0x18a0 [ 2589.955023][ T10] worker_thread+0x587/0xd30 [ 2589.955023][ T10] kthread+0x28a/0x350 [ 2589.955023][ T10] ret_from_fork+0x31/0x70 [ 2589.955023][ T10] ret_from_fork_asm+0x1a/0x30 [ 2589.955023][ T10] [ 2589.956960][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.956960][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.956960][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.956960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.956960][ T10] ip6_route_add+0x1c/0x140 [ 2589.956960][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2589.956960][ T10] inet6_addr_add+0x4f8/0xa40 [ 2589.956960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.956960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.956960][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.956960][ T10] netlink_unicast+0x449/0x710 [ 2589.956960][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.956960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.956960][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.956960][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.956960][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.956960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.956960][ T10] [ 2589.959009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.959009][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.959009][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.959009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.959009][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2589.959009][ T10] ipv6_add_addr+0x411/0x2000 [ 2589.959009][ T10] inet6_addr_add+0x30e/0xa40 [ 2589.959009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.959009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.959009][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.959009][ T10] netlink_unicast+0x449/0x710 [ 2589.959009][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.959009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.959009][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.959009][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.959009][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.959009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.959009][ T10] [ 2589.961048][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.961048][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.961048][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.961048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.961048][ T10] ip6_route_add+0x1c/0x140 [ 2589.961048][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2589.961048][ T10] addrconf_add_dev+0xe2/0x170 [ 2589.961048][ T10] inet6_addr_add+0x12f/0xa40 [ 2589.961048][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.961048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.961048][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.961048][ T10] netlink_unicast+0x449/0x710 [ 2589.961048][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.961048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.961048][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.961048][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.961048][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.961048][ T10] [ 2589.963053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.963053][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2589.963053][ T10] ipv6_find_idev+0x102/0x170 [ 2589.963053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.963053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.963053][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.963053][ T10] netlink_unicast+0x449/0x710 [ 2589.963053][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.963053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.963053][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.963053][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.963053][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.963053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.963053][ T10] [ 2589.964613][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2589.964613][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2589.964613][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2589.964613][ T10] ipv6_find_idev+0x102/0x170 [ 2589.964613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.964613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.964613][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.964613][ T10] netlink_unicast+0x449/0x710 [ 2589.964613][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.964613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.964613][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.964613][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.964613][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.964613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.964613][ T10] [ 2589.966381][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2589.966665][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2589.966665][ T10] dst_init+0x84/0x4a0 [ 2589.966665][ T10] dst_alloc+0x97/0x150 [ 2589.966665][ T10] ip6_dst_alloc+0x23/0x90 [ 2589.966665][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2589.966665][ T10] ip6_pol_route+0x56f/0x840 [ 2589.966665][ T10] fib6_rule_lookup+0x456/0x630 [ 2589.966665][ T10] ip6_route_input+0x59c/0xa50 [ 2589.966665][ T10] ipv6_rcv+0x397/0x810 [ 2589.966665][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2589.966665][ T10] process_backlog+0x101/0x620 [ 2589.966665][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2589.966665][ T10] net_rx_action+0x495/0xbe0 [ 2589.966665][ T10] __do_softirq+0x1b5/0x7f6 [ 2589.966665][ T10] [ 2589.968338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.968338][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2589.968338][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2589.968338][ T10] fib6_nh_init+0xa22/0x1580 [ 2589.968338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.968338][ T10] ip6_route_add+0x1c/0x140 [ 2589.968338][ T10] inet6_rtm_newroute+0x104/0x110 [ 2589.968338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.968338][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.968338][ T10] netlink_unicast+0x449/0x710 [ 2589.968338][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.968338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.968338][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.968338][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.968338][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.968338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.968338][ T10] [ 2589.970271][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.970271][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.970271][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.970271][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.970271][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2589.970271][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2589.970271][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2589.970271][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2589.970271][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2589.970271][ T10] addrconf_dad_begin+0x310/0x670 [ 2589.970271][ T10] addrconf_dad_work+0x10b/0xab0 [ 2589.970271][ T10] process_one_work+0x84d/0x18a0 [ 2589.970271][ T10] worker_thread+0x587/0xd30 [ 2589.970271][ T10] kthread+0x28a/0x350 [ 2589.970271][ T10] ret_from_fork+0x31/0x70 [ 2589.970271][ T10] ret_from_fork_asm+0x1a/0x30 [ 2589.970271][ T10] [ 2589.972227][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.972227][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.972227][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.972227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.972227][ T10] ip6_route_add+0x1c/0x140 [ 2589.972227][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2589.972227][ T10] inet6_addr_add+0x4f8/0xa40 [ 2589.972227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.972227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.972227][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.972227][ T10] netlink_unicast+0x449/0x710 [ 2589.972227][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.972227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.972227][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.972227][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.972227][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.972227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.972227][ T10] [ 2589.974275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.974275][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.974275][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.974275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.974275][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2589.974275][ T10] ipv6_add_addr+0x411/0x2000 [ 2589.974275][ T10] inet6_addr_add+0x30e/0xa40 [ 2589.974275][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.974275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.974275][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.974275][ T10] netlink_unicast+0x449/0x710 [ 2589.974275][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.974275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.974275][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.974275][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.974275][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.974275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.974275][ T10] [ 2589.976314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.976314][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.976314][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.976314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.976314][ T10] ip6_route_add+0x1c/0x140 [ 2589.976314][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2589.976314][ T10] addrconf_add_dev+0xe2/0x170 [ 2589.976314][ T10] inet6_addr_add+0x12f/0xa40 [ 2589.976314][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.976314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.976314][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.976314][ T10] netlink_unicast+0x449/0x710 [ 2589.976314][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.976314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.976314][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.976314][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.976314][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.976314][ T10] [ 2589.978441][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.978441][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2589.978441][ T10] ipv6_find_idev+0x102/0x170 [ 2589.978441][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.978441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.978441][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.978441][ T10] netlink_unicast+0x449/0x710 [ 2589.978441][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.978441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.978441][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.978441][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.978441][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.978441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.978441][ T10] [ 2589.980249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2589.980249][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2589.980249][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2589.980249][ T10] ipv6_find_idev+0x102/0x170 [ 2589.980249][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.980249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.980249][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.980249][ T10] netlink_unicast+0x449/0x710 [ 2589.980249][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.980249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.980249][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.980249][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.980249][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.980249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.980249][ T10] [ 2589.982230][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2589.982479][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2589.982479][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.982479][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.982479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.982479][ T10] ip6_route_add+0x1c/0x140 [ 2589.982479][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2589.982479][ T10] inet6_addr_add+0x4f8/0xa40 [ 2589.982479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.982479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.982479][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.982479][ T10] netlink_unicast+0x449/0x710 [ 2589.982479][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.982479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.982479][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.982479][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.982479][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.982479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.982479][ T10] [ 2589.984768][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2589.984768][ T10] netdev_get_by_index+0x5e/0x80 [ 2589.984768][ T10] fib6_nh_init+0x3d8/0x1580 [ 2589.984768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2589.984768][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2589.984768][ T10] ipv6_add_addr+0x411/0x2000 [ 2589.984768][ T10] inet6_addr_add+0x30e/0xa40 [ 2589.984768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2589.984768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.984768][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.984768][ T10] netlink_unicast+0x449/0x710 [ 2589.984768][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.984768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.984768][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.984768][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.984768][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.984768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.984768][ T10] [ 2589.987049][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2589.987049][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2589.987049][ T10] ipv6_find_idev+0x102/0x170 [ 2589.987049][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.987049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.987049][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.987049][ T10] netlink_unicast+0x449/0x710 [ 2589.987049][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.987049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.987049][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.987049][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.987049][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.987049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.987049][ T10] [ 2589.988958][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2589.988958][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2589.988958][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2589.988958][ T10] ipv6_find_idev+0x102/0x170 [ 2589.988958][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2589.988958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2589.988958][ T10] netlink_rcv_skb+0x130/0x360 [ 2589.988958][ T10] netlink_unicast+0x449/0x710 [ 2589.988958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2589.988958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2589.988958][ T10] ___sys_sendmsg+0xee/0x170 [ 2589.988958][ T10] __sys_sendmsg+0xcd/0x170 [ 2589.988958][ T10] do_syscall_64+0xc6/0x1e0 [ 2589.988958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2589.988958][ T10] [ 2600.119020][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2600.119439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.119439][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2600.119439][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2600.119439][ T10] fib6_nh_init+0xa22/0x1580 [ 2600.119439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.119439][ T10] ip6_route_add+0x1c/0x140 [ 2600.119439][ T10] inet6_rtm_newroute+0x104/0x110 [ 2600.119439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.119439][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.119439][ T10] netlink_unicast+0x449/0x710 [ 2600.119439][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.119439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.119439][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.119439][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.119439][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.119439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.119439][ T10] [ 2600.121380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.121380][ T10] dst_init+0x84/0x4a0 [ 2600.121380][ T10] dst_alloc+0x97/0x150 [ 2600.121380][ T10] ip6_dst_alloc+0x23/0x90 [ 2600.121380][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2600.121380][ T10] ip6_pol_route+0x56f/0x840 [ 2600.121380][ T10] fib6_rule_lookup+0x456/0x630 [ 2600.121380][ T10] ip6_route_input+0x59c/0xa50 [ 2600.121380][ T10] ipv6_rcv+0x397/0x810 [ 2600.121380][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2600.121380][ T10] process_backlog+0x101/0x620 [ 2600.121380][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2600.121380][ T10] net_rx_action+0x495/0xbe0 [ 2600.121380][ T10] __do_softirq+0x1b5/0x7f6 [ 2600.121380][ T10] [ 2600.123051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.123051][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.123051][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.123051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.123051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2600.123051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2600.123051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2600.123051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2600.123051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2600.123051][ T10] addrconf_dad_begin+0x310/0x670 [ 2600.123051][ T10] addrconf_dad_work+0x10b/0xab0 [ 2600.123051][ T10] process_one_work+0x84d/0x18a0 [ 2600.123051][ T10] worker_thread+0x587/0xd30 [ 2600.123051][ T10] kthread+0x28a/0x350 [ 2600.123051][ T10] ret_from_fork+0x31/0x70 [ 2600.123051][ T10] ret_from_fork_asm+0x1a/0x30 [ 2600.123051][ T10] [ 2600.125005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.125005][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.125005][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.125005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.125005][ T10] ip6_route_add+0x1c/0x140 [ 2600.125005][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2600.125005][ T10] inet6_addr_add+0x4f8/0xa40 [ 2600.125005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.125005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.125005][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.125005][ T10] netlink_unicast+0x449/0x710 [ 2600.125005][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.125005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.125005][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.125005][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.125005][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.125005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.125005][ T10] [ 2600.127040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.127040][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.127040][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.127040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.127040][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2600.127040][ T10] ipv6_add_addr+0x411/0x2000 [ 2600.127040][ T10] inet6_addr_add+0x30e/0xa40 [ 2600.127040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.127040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.127040][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.127040][ T10] netlink_unicast+0x449/0x710 [ 2600.127040][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.127040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.127040][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.127040][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.127040][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.127040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.127040][ T10] [ 2600.129060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.129060][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.129060][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.129060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.129060][ T10] ip6_route_add+0x1c/0x140 [ 2600.129060][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2600.129060][ T10] addrconf_add_dev+0xe2/0x170 [ 2600.129060][ T10] inet6_addr_add+0x12f/0xa40 [ 2600.129060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.129060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.129060][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.129060][ T10] netlink_unicast+0x449/0x710 [ 2600.129060][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.129060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.129060][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.129060][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.129060][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.129060][ T10] [ 2600.131062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.131062][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2600.131062][ T10] ipv6_find_idev+0x102/0x170 [ 2600.131062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.131062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.131062][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.131062][ T10] netlink_unicast+0x449/0x710 [ 2600.131062][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.131062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.131062][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.131062][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.131062][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.131062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.131062][ T10] [ 2600.132619][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2600.132619][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2600.132619][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2600.132619][ T10] ipv6_find_idev+0x102/0x170 [ 2600.132619][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.132619][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.132619][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.132619][ T10] netlink_unicast+0x449/0x710 [ 2600.132619][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.132619][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.132619][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.132619][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.132619][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.132619][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.132619][ T10] [ 2600.134388][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2600.134672][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2600.134672][ T10] dst_init+0x84/0x4a0 [ 2600.134672][ T10] dst_alloc+0x97/0x150 [ 2600.134672][ T10] ip6_dst_alloc+0x23/0x90 [ 2600.134672][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2600.134672][ T10] ip6_pol_route+0x56f/0x840 [ 2600.134672][ T10] fib6_rule_lookup+0x456/0x630 [ 2600.134672][ T10] ip6_route_input+0x59c/0xa50 [ 2600.134672][ T10] ipv6_rcv+0x397/0x810 [ 2600.134672][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2600.134672][ T10] process_backlog+0x101/0x620 [ 2600.134672][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2600.134672][ T10] net_rx_action+0x495/0xbe0 [ 2600.134672][ T10] __do_softirq+0x1b5/0x7f6 [ 2600.134672][ T10] [ 2600.136344][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.136344][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2600.136344][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2600.136344][ T10] fib6_nh_init+0xa22/0x1580 [ 2600.136344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.136344][ T10] ip6_route_add+0x1c/0x140 [ 2600.136344][ T10] inet6_rtm_newroute+0x104/0x110 [ 2600.136344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.136344][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.136344][ T10] netlink_unicast+0x449/0x710 [ 2600.136344][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.136344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.136344][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.136344][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.136344][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.136344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.136344][ T10] [ 2600.138236][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.138236][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.138236][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.138236][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.138236][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2600.138236][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2600.138236][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2600.138236][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2600.138236][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2600.138236][ T10] addrconf_dad_begin+0x310/0x670 [ 2600.138236][ T10] addrconf_dad_work+0x10b/0xab0 [ 2600.138236][ T10] process_one_work+0x84d/0x18a0 [ 2600.138236][ T10] worker_thread+0x587/0xd30 [ 2600.138236][ T10] kthread+0x28a/0x350 [ 2600.138236][ T10] ret_from_fork+0x31/0x70 [ 2600.138236][ T10] ret_from_fork_asm+0x1a/0x30 [ 2600.138236][ T10] [ 2600.140176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.140176][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.140176][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.140176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.140176][ T10] ip6_route_add+0x1c/0x140 [ 2600.140176][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2600.140176][ T10] inet6_addr_add+0x4f8/0xa40 [ 2600.140176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.140176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.140176][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.140176][ T10] netlink_unicast+0x449/0x710 [ 2600.140176][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.140176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.140176][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.140176][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.140176][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.140176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.140176][ T10] [ 2600.142283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.142283][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.142283][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.142283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.142283][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2600.142283][ T10] ipv6_add_addr+0x411/0x2000 [ 2600.142283][ T10] inet6_addr_add+0x30e/0xa40 [ 2600.142283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.142283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.142283][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.142283][ T10] netlink_unicast+0x449/0x710 [ 2600.142283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.142283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.142283][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.142283][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.142283][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.142283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.142283][ T10] [ 2600.144337][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.144337][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.144337][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.144337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.144337][ T10] ip6_route_add+0x1c/0x140 [ 2600.144337][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2600.144337][ T10] addrconf_add_dev+0xe2/0x170 [ 2600.144337][ T10] inet6_addr_add+0x12f/0xa40 [ 2600.144337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.144337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.144337][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.144337][ T10] netlink_unicast+0x449/0x710 [ 2600.144337][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.144337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.144337][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.144337][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.144337][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.144337][ T10] [ 2600.146449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.146449][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2600.146449][ T10] ipv6_find_idev+0x102/0x170 [ 2600.146449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.146449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.146449][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.146449][ T10] netlink_unicast+0x449/0x710 [ 2600.146449][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.146449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.146449][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.146449][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.146449][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.146449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.146449][ T10] [ 2600.148195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2600.148195][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2600.148195][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2600.148195][ T10] ipv6_find_idev+0x102/0x170 [ 2600.148195][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.148195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.148195][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.148195][ T10] netlink_unicast+0x449/0x710 [ 2600.148195][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.148195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.148195][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.148195][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.148195][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.148195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.148195][ T10] [ 2600.150236][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2600.150478][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2600.150478][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.150478][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.150478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.150478][ T10] ip6_route_add+0x1c/0x140 [ 2600.150478][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2600.150478][ T10] inet6_addr_add+0x4f8/0xa40 [ 2600.150478][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.150478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.150478][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.150478][ T10] netlink_unicast+0x449/0x710 [ 2600.150478][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.150478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.150478][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.150478][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.150478][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.150478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.150478][ T10] [ 2600.152744][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2600.152744][ T10] netdev_get_by_index+0x5e/0x80 [ 2600.152744][ T10] fib6_nh_init+0x3d8/0x1580 [ 2600.152744][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2600.152744][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2600.152744][ T10] ipv6_add_addr+0x411/0x2000 [ 2600.152744][ T10] inet6_addr_add+0x30e/0xa40 [ 2600.152744][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2600.152744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.152744][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.152744][ T10] netlink_unicast+0x449/0x710 [ 2600.152744][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.152744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.152744][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.152744][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.152744][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.152744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.152744][ T10] [ 2600.155019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2600.155019][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2600.155019][ T10] ipv6_find_idev+0x102/0x170 [ 2600.155019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.155019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.155019][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.155019][ T10] netlink_unicast+0x449/0x710 [ 2600.155019][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.155019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.155019][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.155019][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.155019][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.155019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.155019][ T10] [ 2600.156760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2600.156760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2600.156760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2600.156760][ T10] ipv6_find_idev+0x102/0x170 [ 2600.156760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2600.156760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2600.156760][ T10] netlink_rcv_skb+0x130/0x360 [ 2600.156760][ T10] netlink_unicast+0x449/0x710 [ 2600.156760][ T10] netlink_sendmsg+0x723/0xbe0 [ 2600.156760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2600.156760][ T10] ___sys_sendmsg+0xee/0x170 [ 2600.156760][ T10] __sys_sendmsg+0xcd/0x170 [ 2600.156760][ T10] do_syscall_64+0xc6/0x1e0 [ 2600.156760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2600.156760][ T10] [ 2610.166993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2610.167491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.167491][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2610.167491][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2610.167491][ T10] fib6_nh_init+0xa22/0x1580 [ 2610.167491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.167491][ T10] ip6_route_add+0x1c/0x140 [ 2610.167491][ T10] inet6_rtm_newroute+0x104/0x110 [ 2610.167491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.167491][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.167491][ T10] netlink_unicast+0x449/0x710 [ 2610.167491][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.167491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.167491][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.167491][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.167491][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.167491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.167491][ T10] [ 2610.169522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.169522][ T10] dst_init+0x84/0x4a0 [ 2610.169522][ T10] dst_alloc+0x97/0x150 [ 2610.169522][ T10] ip6_dst_alloc+0x23/0x90 [ 2610.169522][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2610.169522][ T10] ip6_pol_route+0x56f/0x840 [ 2610.169522][ T10] fib6_rule_lookup+0x456/0x630 [ 2610.169522][ T10] ip6_route_input+0x59c/0xa50 [ 2610.169522][ T10] ipv6_rcv+0x397/0x810 [ 2610.169522][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2610.169522][ T10] process_backlog+0x101/0x620 [ 2610.169522][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2610.169522][ T10] net_rx_action+0x495/0xbe0 [ 2610.169522][ T10] __do_softirq+0x1b5/0x7f6 [ 2610.169522][ T10] [ 2610.171201][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.171201][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.171201][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.171201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.171201][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2610.171201][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2610.171201][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2610.171201][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2610.171201][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2610.171201][ T10] addrconf_dad_begin+0x310/0x670 [ 2610.171201][ T10] addrconf_dad_work+0x10b/0xab0 [ 2610.171201][ T10] process_one_work+0x84d/0x18a0 [ 2610.171201][ T10] worker_thread+0x587/0xd30 [ 2610.171201][ T10] kthread+0x28a/0x350 [ 2610.171201][ T10] ret_from_fork+0x31/0x70 [ 2610.171201][ T10] ret_from_fork_asm+0x1a/0x30 [ 2610.171201][ T10] [ 2610.173185][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.173185][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.173185][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.173185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.173185][ T10] ip6_route_add+0x1c/0x140 [ 2610.173185][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2610.173185][ T10] inet6_addr_add+0x4f8/0xa40 [ 2610.173185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.173185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.173185][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.173185][ T10] netlink_unicast+0x449/0x710 [ 2610.173185][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.173185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.173185][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.173185][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.173185][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.173185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.173185][ T10] [ 2610.175219][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.175219][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.175219][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.175219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.175219][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2610.175219][ T10] ipv6_add_addr+0x411/0x2000 [ 2610.175219][ T10] inet6_addr_add+0x30e/0xa40 [ 2610.175219][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.175219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.175219][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.175219][ T10] netlink_unicast+0x449/0x710 [ 2610.175219][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.175219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.175219][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.175219][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.175219][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.175219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.175219][ T10] [ 2610.177248][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.177248][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.177248][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.177248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.177248][ T10] ip6_route_add+0x1c/0x140 [ 2610.177248][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2610.177248][ T10] addrconf_add_dev+0xe2/0x170 [ 2610.177248][ T10] inet6_addr_add+0x12f/0xa40 [ 2610.177248][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.177248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.177248][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.177248][ T10] netlink_unicast+0x449/0x710 [ 2610.177248][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.177248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.177248][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.177248][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.177248][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.177248][ T10] [ 2610.179326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.179326][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2610.179326][ T10] ipv6_find_idev+0x102/0x170 [ 2610.179326][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.179326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.179326][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.179326][ T10] netlink_unicast+0x449/0x710 [ 2610.179326][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.179326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.179326][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.179326][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.179326][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.179326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.179326][ T10] [ 2610.180907][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2610.180907][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2610.180907][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2610.180907][ T10] ipv6_find_idev+0x102/0x170 [ 2610.180907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.180907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.180907][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.180907][ T10] netlink_unicast+0x449/0x710 [ 2610.180907][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.180907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.180907][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.180907][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.180907][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.180907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.180907][ T10] [ 2610.183194][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2610.183484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2610.183484][ T10] dst_init+0x84/0x4a0 [ 2610.183484][ T10] dst_alloc+0x97/0x150 [ 2610.183484][ T10] ip6_dst_alloc+0x23/0x90 [ 2610.183484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2610.183484][ T10] ip6_pol_route+0x56f/0x840 [ 2610.183484][ T10] fib6_rule_lookup+0x456/0x630 [ 2610.183484][ T10] ip6_route_input+0x59c/0xa50 [ 2610.183484][ T10] ipv6_rcv+0x397/0x810 [ 2610.183484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2610.183484][ T10] process_backlog+0x101/0x620 [ 2610.183484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2610.183484][ T10] net_rx_action+0x495/0xbe0 [ 2610.183484][ T10] __do_softirq+0x1b5/0x7f6 [ 2610.183484][ T10] [ 2610.185532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.185532][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2610.185532][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2610.185532][ T10] fib6_nh_init+0xa22/0x1580 [ 2610.185532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.185532][ T10] ip6_route_add+0x1c/0x140 [ 2610.185532][ T10] inet6_rtm_newroute+0x104/0x110 [ 2610.185532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.185532][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.185532][ T10] netlink_unicast+0x449/0x710 [ 2610.185532][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.185532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.185532][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.185532][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.185532][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.185532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.185532][ T10] [ 2610.187438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.187438][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.187438][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.187438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.187438][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2610.187438][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2610.187438][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2610.187438][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2610.187438][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2610.187438][ T10] addrconf_dad_begin+0x310/0x670 [ 2610.187438][ T10] addrconf_dad_work+0x10b/0xab0 [ 2610.187438][ T10] process_one_work+0x84d/0x18a0 [ 2610.187438][ T10] worker_thread+0x587/0xd30 [ 2610.187438][ T10] kthread+0x28a/0x350 [ 2610.187438][ T10] ret_from_fork+0x31/0x70 [ 2610.187438][ T10] ret_from_fork_asm+0x1a/0x30 [ 2610.187438][ T10] [ 2610.189390][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.189390][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.189390][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.189390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.189390][ T10] ip6_route_add+0x1c/0x140 [ 2610.189390][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2610.189390][ T10] inet6_addr_add+0x4f8/0xa40 [ 2610.189390][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.189390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.189390][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.189390][ T10] netlink_unicast+0x449/0x710 [ 2610.189390][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.189390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.189390][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.189390][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.189390][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.189390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.189390][ T10] [ 2610.191420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.191420][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.191420][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.191420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.191420][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2610.191420][ T10] ipv6_add_addr+0x411/0x2000 [ 2610.191420][ T10] inet6_addr_add+0x30e/0xa40 [ 2610.191420][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.191420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.191420][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.191420][ T10] netlink_unicast+0x449/0x710 [ 2610.191420][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.191420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.191420][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.191420][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.191420][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.191420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.191420][ T10] [ 2610.193456][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.193456][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.193456][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.193456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.193456][ T10] ip6_route_add+0x1c/0x140 [ 2610.193456][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2610.193456][ T10] addrconf_add_dev+0xe2/0x170 [ 2610.193456][ T10] inet6_addr_add+0x12f/0xa40 [ 2610.193456][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.193456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.193456][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.193456][ T10] netlink_unicast+0x449/0x710 [ 2610.193456][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.193456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.193456][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.193456][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.193456][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.193456][ T10] [ 2610.195665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.195665][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2610.195665][ T10] ipv6_find_idev+0x102/0x170 [ 2610.195665][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.195665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.195665][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.195665][ T10] netlink_unicast+0x449/0x710 [ 2610.195665][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.195665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.195665][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.195665][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.195665][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.195665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.195665][ T10] [ 2610.197471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2610.197471][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2610.197471][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2610.197471][ T10] ipv6_find_idev+0x102/0x170 [ 2610.197471][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.197471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.197471][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.197471][ T10] netlink_unicast+0x449/0x710 [ 2610.197471][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.197471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.197471][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.197471][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.197471][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.197471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.197471][ T10] [ 2610.199449][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2610.199698][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2610.199698][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.199698][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.199698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.199698][ T10] ip6_route_add+0x1c/0x140 [ 2610.199698][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2610.199698][ T10] inet6_addr_add+0x4f8/0xa40 [ 2610.199698][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.199698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.199698][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.199698][ T10] netlink_unicast+0x449/0x710 [ 2610.199698][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.199698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.199698][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.199698][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.199698][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.199698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.199698][ T10] [ 2610.201971][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2610.201971][ T10] netdev_get_by_index+0x5e/0x80 [ 2610.201971][ T10] fib6_nh_init+0x3d8/0x1580 [ 2610.201971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2610.201971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2610.201971][ T10] ipv6_add_addr+0x411/0x2000 [ 2610.201971][ T10] inet6_addr_add+0x30e/0xa40 [ 2610.201971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2610.201971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.201971][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.201971][ T10] netlink_unicast+0x449/0x710 [ 2610.201971][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.201971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.201971][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.201971][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.201971][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.201971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.201971][ T10] [ 2610.204242][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2610.204242][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2610.204242][ T10] ipv6_find_idev+0x102/0x170 [ 2610.204242][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.204242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.204242][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.204242][ T10] netlink_unicast+0x449/0x710 [ 2610.204242][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.204242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.204242][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.204242][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.204242][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.204242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.204242][ T10] [ 2610.206048][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2610.206048][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2610.206048][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2610.206048][ T10] ipv6_find_idev+0x102/0x170 [ 2610.206048][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2610.206048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2610.206048][ T10] netlink_rcv_skb+0x130/0x360 [ 2610.206048][ T10] netlink_unicast+0x449/0x710 [ 2610.206048][ T10] netlink_sendmsg+0x723/0xbe0 [ 2610.206048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2610.206048][ T10] ___sys_sendmsg+0xee/0x170 [ 2610.206048][ T10] __sys_sendmsg+0xcd/0x170 [ 2610.206048][ T10] do_syscall_64+0xc6/0x1e0 [ 2610.206048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2610.206048][ T10] [ 2620.446874][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2620.447275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.447275][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2620.447275][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2620.447275][ T10] fib6_nh_init+0xa22/0x1580 [ 2620.447275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.447275][ T10] ip6_route_add+0x1c/0x140 [ 2620.447275][ T10] inet6_rtm_newroute+0x104/0x110 [ 2620.447275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.447275][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.447275][ T10] netlink_unicast+0x449/0x710 [ 2620.447275][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.447275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.447275][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.447275][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.447275][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.447275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.447275][ T10] [ 2620.449223][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.449223][ T10] dst_init+0x84/0x4a0 [ 2620.449223][ T10] dst_alloc+0x97/0x150 [ 2620.449223][ T10] ip6_dst_alloc+0x23/0x90 [ 2620.449223][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2620.449223][ T10] ip6_pol_route+0x56f/0x840 [ 2620.449223][ T10] fib6_rule_lookup+0x456/0x630 [ 2620.449223][ T10] ip6_route_input+0x59c/0xa50 [ 2620.449223][ T10] ipv6_rcv+0x397/0x810 [ 2620.449223][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2620.449223][ T10] process_backlog+0x101/0x620 [ 2620.449223][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2620.449223][ T10] net_rx_action+0x495/0xbe0 [ 2620.449223][ T10] __do_softirq+0x1b5/0x7f6 [ 2620.449223][ T10] [ 2620.450894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.450894][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.450894][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.450894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.450894][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2620.450894][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2620.450894][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2620.450894][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2620.450894][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2620.450894][ T10] addrconf_dad_begin+0x310/0x670 [ 2620.450894][ T10] addrconf_dad_work+0x10b/0xab0 [ 2620.450894][ T10] process_one_work+0x84d/0x18a0 [ 2620.450894][ T10] worker_thread+0x587/0xd30 [ 2620.450894][ T10] kthread+0x28a/0x350 [ 2620.450894][ T10] ret_from_fork+0x31/0x70 [ 2620.450894][ T10] ret_from_fork_asm+0x1a/0x30 [ 2620.450894][ T10] [ 2620.452853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.452853][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.452853][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.452853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.452853][ T10] ip6_route_add+0x1c/0x140 [ 2620.452853][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2620.452853][ T10] inet6_addr_add+0x4f8/0xa40 [ 2620.452853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.452853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.452853][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.452853][ T10] netlink_unicast+0x449/0x710 [ 2620.452853][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.452853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.452853][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.452853][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.452853][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.452853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.452853][ T10] [ 2620.454879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.454879][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.454879][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.454879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.454879][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2620.454879][ T10] ipv6_add_addr+0x411/0x2000 [ 2620.454879][ T10] inet6_addr_add+0x30e/0xa40 [ 2620.454879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.454879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.454879][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.454879][ T10] netlink_unicast+0x449/0x710 [ 2620.454879][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.454879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.454879][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.454879][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.454879][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.454879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.454879][ T10] [ 2620.456911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.456911][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.456911][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.456911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.456911][ T10] ip6_route_add+0x1c/0x140 [ 2620.456911][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2620.456911][ T10] addrconf_add_dev+0xe2/0x170 [ 2620.456911][ T10] inet6_addr_add+0x12f/0xa40 [ 2620.456911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.456911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.456911][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.456911][ T10] netlink_unicast+0x449/0x710 [ 2620.456911][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.456911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.456911][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.456911][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.456911][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.456911][ T10] [ 2620.458914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.458914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2620.458914][ T10] ipv6_find_idev+0x102/0x170 [ 2620.458914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.458914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.458914][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.458914][ T10] netlink_unicast+0x449/0x710 [ 2620.458914][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.458914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.458914][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.458914][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.458914][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.458914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.458914][ T10] [ 2620.460465][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2620.460465][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2620.460465][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2620.460465][ T10] ipv6_find_idev+0x102/0x170 [ 2620.460465][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.460465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.460465][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.460465][ T10] netlink_unicast+0x449/0x710 [ 2620.460465][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.460465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.460465][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.460465][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.460465][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.460465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.460465][ T10] [ 2620.462185][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2620.462462][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2620.462462][ T10] dst_init+0x84/0x4a0 [ 2620.462462][ T10] dst_alloc+0x97/0x150 [ 2620.462462][ T10] ip6_dst_alloc+0x23/0x90 [ 2620.462462][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2620.462462][ T10] ip6_pol_route+0x56f/0x840 [ 2620.462462][ T10] fib6_rule_lookup+0x456/0x630 [ 2620.462462][ T10] ip6_route_input+0x59c/0xa50 [ 2620.462462][ T10] ipv6_rcv+0x397/0x810 [ 2620.462462][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2620.462462][ T10] process_backlog+0x101/0x620 [ 2620.462462][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2620.462462][ T10] net_rx_action+0x495/0xbe0 [ 2620.462462][ T10] __do_softirq+0x1b5/0x7f6 [ 2620.462462][ T10] [ 2620.464138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.464138][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2620.464138][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2620.464138][ T10] fib6_nh_init+0xa22/0x1580 [ 2620.464138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.464138][ T10] ip6_route_add+0x1c/0x140 [ 2620.464138][ T10] inet6_rtm_newroute+0x104/0x110 [ 2620.464138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.464138][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.464138][ T10] netlink_unicast+0x449/0x710 [ 2620.464138][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.464138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.464138][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.464138][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.464138][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.464138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.464138][ T10] [ 2620.466055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.466055][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.466055][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.466055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.466055][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2620.466055][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2620.466055][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2620.466055][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2620.466055][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2620.466055][ T10] addrconf_dad_begin+0x310/0x670 [ 2620.466055][ T10] addrconf_dad_work+0x10b/0xab0 [ 2620.466055][ T10] process_one_work+0x84d/0x18a0 [ 2620.466055][ T10] worker_thread+0x587/0xd30 [ 2620.466055][ T10] kthread+0x28a/0x350 [ 2620.466055][ T10] ret_from_fork+0x31/0x70 [ 2620.466055][ T10] ret_from_fork_asm+0x1a/0x30 [ 2620.466055][ T10] [ 2620.467983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.467983][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.467983][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.467983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.467983][ T10] ip6_route_add+0x1c/0x140 [ 2620.467983][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2620.467983][ T10] inet6_addr_add+0x4f8/0xa40 [ 2620.467983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.467983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.467983][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.467983][ T10] netlink_unicast+0x449/0x710 [ 2620.467983][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.467983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.467983][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.467983][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.467983][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.467983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.467983][ T10] [ 2620.470011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.470011][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.470011][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.470011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.470011][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2620.470011][ T10] ipv6_add_addr+0x411/0x2000 [ 2620.470011][ T10] inet6_addr_add+0x30e/0xa40 [ 2620.470011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.470011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.470011][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.470011][ T10] netlink_unicast+0x449/0x710 [ 2620.470011][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.470011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.470011][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.470011][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.470011][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.470011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.470011][ T10] [ 2620.472052][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.472052][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.472052][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.472052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.472052][ T10] ip6_route_add+0x1c/0x140 [ 2620.472052][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2620.472052][ T10] addrconf_add_dev+0xe2/0x170 [ 2620.472052][ T10] inet6_addr_add+0x12f/0xa40 [ 2620.472052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.472052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.472052][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.472052][ T10] netlink_unicast+0x449/0x710 [ 2620.472052][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.472052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.472052][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.472052][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.472052][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.472052][ T10] [ 2620.474172][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.474172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2620.474172][ T10] ipv6_find_idev+0x102/0x170 [ 2620.474172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.474172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.474172][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.474172][ T10] netlink_unicast+0x449/0x710 [ 2620.474172][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.474172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.474172][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.474172][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.474172][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.474172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.474172][ T10] [ 2620.475928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2620.475928][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2620.475928][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2620.475928][ T10] ipv6_find_idev+0x102/0x170 [ 2620.475928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.475928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.475928][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.475928][ T10] netlink_unicast+0x449/0x710 [ 2620.475928][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.475928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.475928][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.475928][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.475928][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.475928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.475928][ T10] [ 2620.477943][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2620.478246][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2620.478246][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.478246][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.478246][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.478246][ T10] ip6_route_add+0x1c/0x140 [ 2620.478246][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2620.478246][ T10] inet6_addr_add+0x4f8/0xa40 [ 2620.478246][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.478246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.478246][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.478246][ T10] netlink_unicast+0x449/0x710 [ 2620.478246][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.478246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.478246][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.478246][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.478246][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.478246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.478246][ T10] [ 2620.480605][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2620.480605][ T10] netdev_get_by_index+0x5e/0x80 [ 2620.480605][ T10] fib6_nh_init+0x3d8/0x1580 [ 2620.480605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2620.480605][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2620.480605][ T10] ipv6_add_addr+0x411/0x2000 [ 2620.480605][ T10] inet6_addr_add+0x30e/0xa40 [ 2620.480605][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2620.480605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.480605][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.480605][ T10] netlink_unicast+0x449/0x710 [ 2620.480605][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.480605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.480605][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.480605][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.480605][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.480605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.480605][ T10] [ 2620.482818][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2620.482818][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2620.482818][ T10] ipv6_find_idev+0x102/0x170 [ 2620.482818][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.482818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.482818][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.482818][ T10] netlink_unicast+0x449/0x710 [ 2620.482818][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.482818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.482818][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.482818][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.482818][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.482818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.482818][ T10] [ 2620.484572][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2620.484572][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2620.484572][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2620.484572][ T10] ipv6_find_idev+0x102/0x170 [ 2620.484572][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2620.484572][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2620.484572][ T10] netlink_rcv_skb+0x130/0x360 [ 2620.484572][ T10] netlink_unicast+0x449/0x710 [ 2620.484572][ T10] netlink_sendmsg+0x723/0xbe0 [ 2620.484572][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2620.484572][ T10] ___sys_sendmsg+0xee/0x170 [ 2620.484572][ T10] __sys_sendmsg+0xcd/0x170 [ 2620.484572][ T10] do_syscall_64+0xc6/0x1e0 [ 2620.484572][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2620.484572][ T10] [ 2630.550993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2630.551468][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.551468][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2630.551468][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2630.551468][ T10] fib6_nh_init+0xa22/0x1580 [ 2630.551468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.551468][ T10] ip6_route_add+0x1c/0x140 [ 2630.551468][ T10] inet6_rtm_newroute+0x104/0x110 [ 2630.551468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.551468][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.551468][ T10] netlink_unicast+0x449/0x710 [ 2630.551468][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.551468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.551468][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.551468][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.551468][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.551468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.551468][ T10] [ 2630.553433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.553433][ T10] dst_init+0x84/0x4a0 [ 2630.553433][ T10] dst_alloc+0x97/0x150 [ 2630.553433][ T10] ip6_dst_alloc+0x23/0x90 [ 2630.553433][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2630.553433][ T10] ip6_pol_route+0x56f/0x840 [ 2630.553433][ T10] fib6_rule_lookup+0x456/0x630 [ 2630.553433][ T10] ip6_route_input+0x59c/0xa50 [ 2630.553433][ T10] ipv6_rcv+0x397/0x810 [ 2630.553433][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2630.553433][ T10] process_backlog+0x101/0x620 [ 2630.553433][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2630.553433][ T10] net_rx_action+0x495/0xbe0 [ 2630.553433][ T10] __do_softirq+0x1b5/0x7f6 [ 2630.553433][ T10] [ 2630.555126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.555126][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.555126][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.555126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.555126][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2630.555126][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2630.555126][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2630.555126][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2630.555126][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2630.555126][ T10] addrconf_dad_begin+0x310/0x670 [ 2630.555126][ T10] addrconf_dad_work+0x10b/0xab0 [ 2630.555126][ T10] process_one_work+0x84d/0x18a0 [ 2630.555126][ T10] worker_thread+0x587/0xd30 [ 2630.555126][ T10] kthread+0x28a/0x350 [ 2630.555126][ T10] ret_from_fork+0x31/0x70 [ 2630.555126][ T10] ret_from_fork_asm+0x1a/0x30 [ 2630.555126][ T10] [ 2630.557081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.557081][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.557081][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.557081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.557081][ T10] ip6_route_add+0x1c/0x140 [ 2630.557081][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2630.557081][ T10] inet6_addr_add+0x4f8/0xa40 [ 2630.557081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.557081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.557081][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.557081][ T10] netlink_unicast+0x449/0x710 [ 2630.557081][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.557081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.557081][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.557081][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.557081][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.557081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.557081][ T10] [ 2630.559126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.559126][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.559126][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.559126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.559126][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2630.559126][ T10] ipv6_add_addr+0x411/0x2000 [ 2630.559126][ T10] inet6_addr_add+0x30e/0xa40 [ 2630.559126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.559126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.559126][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.559126][ T10] netlink_unicast+0x449/0x710 [ 2630.559126][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.559126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.559126][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.559126][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.559126][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.559126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.559126][ T10] [ 2630.561253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.561253][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.561253][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.561253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.561253][ T10] ip6_route_add+0x1c/0x140 [ 2630.561253][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2630.561253][ T10] addrconf_add_dev+0xe2/0x170 [ 2630.561253][ T10] inet6_addr_add+0x12f/0xa40 [ 2630.561253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.561253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.561253][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.561253][ T10] netlink_unicast+0x449/0x710 [ 2630.561253][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.561253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.561253][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.561253][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.561253][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.561253][ T10] [ 2630.563264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.563264][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2630.563264][ T10] ipv6_find_idev+0x102/0x170 [ 2630.563264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.563264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.563264][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.563264][ T10] netlink_unicast+0x449/0x710 [ 2630.563264][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.563264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.563264][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.563264][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.563264][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.563264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.563264][ T10] [ 2630.564835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2630.564835][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2630.564835][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2630.564835][ T10] ipv6_find_idev+0x102/0x170 [ 2630.564835][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.564835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.564835][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.564835][ T10] netlink_unicast+0x449/0x710 [ 2630.564835][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.564835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.564835][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.564835][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.564835][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.564835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.564835][ T10] [ 2630.566579][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2630.566875][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2630.566875][ T10] dst_init+0x84/0x4a0 [ 2630.566875][ T10] dst_alloc+0x97/0x150 [ 2630.566875][ T10] ip6_dst_alloc+0x23/0x90 [ 2630.566875][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2630.566875][ T10] ip6_pol_route+0x56f/0x840 [ 2630.566875][ T10] fib6_rule_lookup+0x456/0x630 [ 2630.566875][ T10] ip6_route_input+0x59c/0xa50 [ 2630.566875][ T10] ipv6_rcv+0x397/0x810 [ 2630.566875][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2630.566875][ T10] process_backlog+0x101/0x620 [ 2630.566875][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2630.566875][ T10] net_rx_action+0x495/0xbe0 [ 2630.566875][ T10] __do_softirq+0x1b5/0x7f6 [ 2630.566875][ T10] [ 2630.568538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.568538][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2630.568538][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2630.568538][ T10] fib6_nh_init+0xa22/0x1580 [ 2630.568538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.568538][ T10] ip6_route_add+0x1c/0x140 [ 2630.568538][ T10] inet6_rtm_newroute+0x104/0x110 [ 2630.568538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.568538][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.568538][ T10] netlink_unicast+0x449/0x710 [ 2630.568538][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.568538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.568538][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.568538][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.568538][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.568538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.568538][ T10] [ 2630.570447][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.570447][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.570447][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.570447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.570447][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2630.570447][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2630.570447][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2630.570447][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2630.570447][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2630.570447][ T10] addrconf_dad_begin+0x310/0x670 [ 2630.570447][ T10] addrconf_dad_work+0x10b/0xab0 [ 2630.570447][ T10] process_one_work+0x84d/0x18a0 [ 2630.570447][ T10] worker_thread+0x587/0xd30 [ 2630.570447][ T10] kthread+0x28a/0x350 [ 2630.570447][ T10] ret_from_fork+0x31/0x70 [ 2630.570447][ T10] ret_from_fork_asm+0x1a/0x30 [ 2630.570447][ T10] [ 2630.572389][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.572389][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.572389][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.572389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.572389][ T10] ip6_route_add+0x1c/0x140 [ 2630.572389][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2630.572389][ T10] inet6_addr_add+0x4f8/0xa40 [ 2630.572389][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.572389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.572389][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.572389][ T10] netlink_unicast+0x449/0x710 [ 2630.572389][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.572389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.572389][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.572389][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.572389][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.572389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.572389][ T10] [ 2630.574433][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.574433][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.574433][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.574433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.574433][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2630.574433][ T10] ipv6_add_addr+0x411/0x2000 [ 2630.574433][ T10] inet6_addr_add+0x30e/0xa40 [ 2630.574433][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.574433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.574433][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.574433][ T10] netlink_unicast+0x449/0x710 [ 2630.574433][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.574433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.574433][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.574433][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.574433][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.574433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.574433][ T10] [ 2630.576466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.576466][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.576466][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.576466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.576466][ T10] ip6_route_add+0x1c/0x140 [ 2630.576466][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2630.576466][ T10] addrconf_add_dev+0xe2/0x170 [ 2630.576466][ T10] inet6_addr_add+0x12f/0xa40 [ 2630.576466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.576466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.576466][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.576466][ T10] netlink_unicast+0x449/0x710 [ 2630.576466][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.576466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.576466][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.576466][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.576466][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.576466][ T10] [ 2630.578583][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.578583][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2630.578583][ T10] ipv6_find_idev+0x102/0x170 [ 2630.578583][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.578583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.578583][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.578583][ T10] netlink_unicast+0x449/0x710 [ 2630.578583][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.578583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.578583][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.578583][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.578583][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.578583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.578583][ T10] [ 2630.580407][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2630.580407][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2630.580407][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2630.580407][ T10] ipv6_find_idev+0x102/0x170 [ 2630.580407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.580407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.580407][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.580407][ T10] netlink_unicast+0x449/0x710 [ 2630.580407][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.580407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.580407][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.580407][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.580407][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.580407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.580407][ T10] [ 2630.582377][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2630.582624][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2630.582624][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.582624][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.582624][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.582624][ T10] ip6_route_add+0x1c/0x140 [ 2630.582624][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2630.582624][ T10] inet6_addr_add+0x4f8/0xa40 [ 2630.582624][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.582624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.582624][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.582624][ T10] netlink_unicast+0x449/0x710 [ 2630.582624][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.582624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.582624][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.582624][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.582624][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.582624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.582624][ T10] [ 2630.584897][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2630.584897][ T10] netdev_get_by_index+0x5e/0x80 [ 2630.584897][ T10] fib6_nh_init+0x3d8/0x1580 [ 2630.584897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2630.584897][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2630.584897][ T10] ipv6_add_addr+0x411/0x2000 [ 2630.584897][ T10] inet6_addr_add+0x30e/0xa40 [ 2630.584897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2630.584897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.584897][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.584897][ T10] netlink_unicast+0x449/0x710 [ 2630.584897][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.584897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.584897][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.584897][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.584897][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.584897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.584897][ T10] [ 2630.587179][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2630.587179][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2630.587179][ T10] ipv6_find_idev+0x102/0x170 [ 2630.587179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.587179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.587179][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.587179][ T10] netlink_unicast+0x449/0x710 [ 2630.587179][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.587179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.587179][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.587179][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.587179][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.587179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.587179][ T10] [ 2630.588986][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2630.588986][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2630.588986][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2630.588986][ T10] ipv6_find_idev+0x102/0x170 [ 2630.588986][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2630.588986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2630.588986][ T10] netlink_rcv_skb+0x130/0x360 [ 2630.588986][ T10] netlink_unicast+0x449/0x710 [ 2630.588986][ T10] netlink_sendmsg+0x723/0xbe0 [ 2630.588986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2630.588986][ T10] ___sys_sendmsg+0xee/0x170 [ 2630.588986][ T10] __sys_sendmsg+0xcd/0x170 [ 2630.588986][ T10] do_syscall_64+0xc6/0x1e0 [ 2630.588986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2630.588986][ T10] [ 2640.846880][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2640.847373][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.847373][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2640.847373][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2640.847373][ T10] fib6_nh_init+0xa22/0x1580 [ 2640.847373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.847373][ T10] ip6_route_add+0x1c/0x140 [ 2640.847373][ T10] inet6_rtm_newroute+0x104/0x110 [ 2640.847373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.847373][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.847373][ T10] netlink_unicast+0x449/0x710 [ 2640.847373][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.847373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.847373][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.847373][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.847373][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.847373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.847373][ T10] [ 2640.849304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.849304][ T10] dst_init+0x84/0x4a0 [ 2640.849304][ T10] dst_alloc+0x97/0x150 [ 2640.849304][ T10] ip6_dst_alloc+0x23/0x90 [ 2640.849304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2640.849304][ T10] ip6_pol_route+0x56f/0x840 [ 2640.849304][ T10] fib6_rule_lookup+0x456/0x630 [ 2640.849304][ T10] ip6_route_input+0x59c/0xa50 [ 2640.849304][ T10] ipv6_rcv+0x397/0x810 [ 2640.849304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2640.849304][ T10] process_backlog+0x101/0x620 [ 2640.849304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2640.849304][ T10] net_rx_action+0x495/0xbe0 [ 2640.849304][ T10] __do_softirq+0x1b5/0x7f6 [ 2640.849304][ T10] [ 2640.850986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.850986][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.850986][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.850986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.850986][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2640.850986][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2640.850986][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2640.850986][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2640.850986][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2640.850986][ T10] addrconf_dad_begin+0x310/0x670 [ 2640.850986][ T10] addrconf_dad_work+0x10b/0xab0 [ 2640.850986][ T10] process_one_work+0x84d/0x18a0 [ 2640.850986][ T10] worker_thread+0x587/0xd30 [ 2640.850986][ T10] kthread+0x28a/0x350 [ 2640.850986][ T10] ret_from_fork+0x31/0x70 [ 2640.850986][ T10] ret_from_fork_asm+0x1a/0x30 [ 2640.850986][ T10] [ 2640.852932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.852932][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.852932][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.852932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.852932][ T10] ip6_route_add+0x1c/0x140 [ 2640.852932][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2640.852932][ T10] inet6_addr_add+0x4f8/0xa40 [ 2640.852932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.852932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.852932][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.852932][ T10] netlink_unicast+0x449/0x710 [ 2640.852932][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.852932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.852932][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.852932][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.852932][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.852932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.852932][ T10] [ 2640.854958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.854958][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.854958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.854958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.854958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2640.854958][ T10] ipv6_add_addr+0x411/0x2000 [ 2640.854958][ T10] inet6_addr_add+0x30e/0xa40 [ 2640.854958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.854958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.854958][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.854958][ T10] netlink_unicast+0x449/0x710 [ 2640.854958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.854958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.854958][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.854958][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.854958][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.854958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.854958][ T10] [ 2640.856987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.856987][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.856987][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.856987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.856987][ T10] ip6_route_add+0x1c/0x140 [ 2640.856987][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2640.856987][ T10] addrconf_add_dev+0xe2/0x170 [ 2640.856987][ T10] inet6_addr_add+0x12f/0xa40 [ 2640.856987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.856987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.856987][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.856987][ T10] netlink_unicast+0x449/0x710 [ 2640.856987][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.856987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.856987][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.856987][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.856987][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.856987][ T10] [ 2640.858983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.858983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2640.858983][ T10] ipv6_find_idev+0x102/0x170 [ 2640.858983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.858983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.858983][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.858983][ T10] netlink_unicast+0x449/0x710 [ 2640.858983][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.858983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.858983][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.858983][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.858983][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.858983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.858983][ T10] [ 2640.860551][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2640.860551][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2640.860551][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2640.860551][ T10] ipv6_find_idev+0x102/0x170 [ 2640.860551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.860551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.860551][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.860551][ T10] netlink_unicast+0x449/0x710 [ 2640.860551][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.860551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.860551][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.860551][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.860551][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.860551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.860551][ T10] [ 2640.862305][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2640.862596][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2640.862596][ T10] dst_init+0x84/0x4a0 [ 2640.862596][ T10] dst_alloc+0x97/0x150 [ 2640.862596][ T10] ip6_dst_alloc+0x23/0x90 [ 2640.862596][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2640.862596][ T10] ip6_pol_route+0x56f/0x840 [ 2640.862596][ T10] fib6_rule_lookup+0x456/0x630 [ 2640.862596][ T10] ip6_route_input+0x59c/0xa50 [ 2640.862596][ T10] ipv6_rcv+0x397/0x810 [ 2640.862596][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2640.862596][ T10] process_backlog+0x101/0x620 [ 2640.862596][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2640.862596][ T10] net_rx_action+0x495/0xbe0 [ 2640.862596][ T10] __do_softirq+0x1b5/0x7f6 [ 2640.862596][ T10] [ 2640.864267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.864267][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2640.864267][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2640.864267][ T10] fib6_nh_init+0xa22/0x1580 [ 2640.864267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.864267][ T10] ip6_route_add+0x1c/0x140 [ 2640.864267][ T10] inet6_rtm_newroute+0x104/0x110 [ 2640.864267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.864267][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.864267][ T10] netlink_unicast+0x449/0x710 [ 2640.864267][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.864267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.864267][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.864267][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.864267][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.864267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.864267][ T10] [ 2640.866177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.866177][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.866177][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.866177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.866177][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2640.866177][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2640.866177][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2640.866177][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2640.866177][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2640.866177][ T10] addrconf_dad_begin+0x310/0x670 [ 2640.866177][ T10] addrconf_dad_work+0x10b/0xab0 [ 2640.866177][ T10] process_one_work+0x84d/0x18a0 [ 2640.866177][ T10] worker_thread+0x587/0xd30 [ 2640.866177][ T10] kthread+0x28a/0x350 [ 2640.866177][ T10] ret_from_fork+0x31/0x70 [ 2640.866177][ T10] ret_from_fork_asm+0x1a/0x30 [ 2640.866177][ T10] [ 2640.868119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.868119][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.868119][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.868119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.868119][ T10] ip6_route_add+0x1c/0x140 [ 2640.868119][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2640.868119][ T10] inet6_addr_add+0x4f8/0xa40 [ 2640.868119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.868119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.868119][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.868119][ T10] netlink_unicast+0x449/0x710 [ 2640.868119][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.868119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.868119][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.868119][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.868119][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.868119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.868119][ T10] [ 2640.870231][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.870231][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.870231][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.870231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.870231][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2640.870231][ T10] ipv6_add_addr+0x411/0x2000 [ 2640.870231][ T10] inet6_addr_add+0x30e/0xa40 [ 2640.870231][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.870231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.870231][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.870231][ T10] netlink_unicast+0x449/0x710 [ 2640.870231][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.870231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.870231][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.870231][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.870231][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.870231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.870231][ T10] [ 2640.872355][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.872355][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.872355][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.872355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.872355][ T10] ip6_route_add+0x1c/0x140 [ 2640.872355][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2640.872355][ T10] addrconf_add_dev+0xe2/0x170 [ 2640.872355][ T10] inet6_addr_add+0x12f/0xa40 [ 2640.872355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.872355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.872355][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.872355][ T10] netlink_unicast+0x449/0x710 [ 2640.872355][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.872355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.872355][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.872355][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.872355][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.872355][ T10] [ 2640.875027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.875027][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2640.875027][ T10] ipv6_find_idev+0x102/0x170 [ 2640.875027][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.875027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.875027][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.875027][ T10] netlink_unicast+0x449/0x710 [ 2640.875027][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.875027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.875027][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.875027][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.875027][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.875027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.875027][ T10] [ 2640.876774][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2640.876774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2640.876774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2640.876774][ T10] ipv6_find_idev+0x102/0x170 [ 2640.876774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.876774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.876774][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.876774][ T10] netlink_unicast+0x449/0x710 [ 2640.876774][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.876774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.876774][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.876774][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.876774][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.876774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.876774][ T10] [ 2640.878823][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2640.879073][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2640.879073][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.879073][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.879073][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.879073][ T10] ip6_route_add+0x1c/0x140 [ 2640.879073][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2640.879073][ T10] inet6_addr_add+0x4f8/0xa40 [ 2640.879073][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.879073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.879073][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.879073][ T10] netlink_unicast+0x449/0x710 [ 2640.879073][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.879073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.879073][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.879073][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.879073][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.879073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.879073][ T10] [ 2640.881335][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2640.881335][ T10] netdev_get_by_index+0x5e/0x80 [ 2640.881335][ T10] fib6_nh_init+0x3d8/0x1580 [ 2640.881335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2640.881335][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2640.881335][ T10] ipv6_add_addr+0x411/0x2000 [ 2640.881335][ T10] inet6_addr_add+0x30e/0xa40 [ 2640.881335][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2640.881335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.881335][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.881335][ T10] netlink_unicast+0x449/0x710 [ 2640.881335][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.881335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.881335][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.881335][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.881335][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.881335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.881335][ T10] [ 2640.883600][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2640.883600][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2640.883600][ T10] ipv6_find_idev+0x102/0x170 [ 2640.883600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.883600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.883600][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.883600][ T10] netlink_unicast+0x449/0x710 [ 2640.883600][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.883600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.883600][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.883600][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.883600][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.883600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.883600][ T10] [ 2640.885348][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2640.885348][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2640.885348][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2640.885348][ T10] ipv6_find_idev+0x102/0x170 [ 2640.885348][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2640.885348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2640.885348][ T10] netlink_rcv_skb+0x130/0x360 [ 2640.885348][ T10] netlink_unicast+0x449/0x710 [ 2640.885348][ T10] netlink_sendmsg+0x723/0xbe0 [ 2640.885348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2640.885348][ T10] ___sys_sendmsg+0xee/0x170 [ 2640.885348][ T10] __sys_sendmsg+0xcd/0x170 [ 2640.885348][ T10] do_syscall_64+0xc6/0x1e0 [ 2640.885348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2640.885348][ T10] [ 2651.095017][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2651.095441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.095441][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2651.095441][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2651.095441][ T10] fib6_nh_init+0xa22/0x1580 [ 2651.095441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.095441][ T10] ip6_route_add+0x1c/0x140 [ 2651.095441][ T10] inet6_rtm_newroute+0x104/0x110 [ 2651.095441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.095441][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.095441][ T10] netlink_unicast+0x449/0x710 [ 2651.095441][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.095441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.095441][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.095441][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.095441][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.095441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.095441][ T10] [ 2651.097407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.097407][ T10] dst_init+0x84/0x4a0 [ 2651.097407][ T10] dst_alloc+0x97/0x150 [ 2651.097407][ T10] ip6_dst_alloc+0x23/0x90 [ 2651.097407][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2651.097407][ T10] ip6_pol_route+0x56f/0x840 [ 2651.097407][ T10] fib6_rule_lookup+0x456/0x630 [ 2651.097407][ T10] ip6_route_input+0x59c/0xa50 [ 2651.097407][ T10] ipv6_rcv+0x397/0x810 [ 2651.097407][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2651.097407][ T10] process_backlog+0x101/0x620 [ 2651.097407][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2651.097407][ T10] net_rx_action+0x495/0xbe0 [ 2651.097407][ T10] __do_softirq+0x1b5/0x7f6 [ 2651.097407][ T10] [ 2651.099082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.099082][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.099082][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.099082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.099082][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2651.099082][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2651.099082][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2651.099082][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2651.099082][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2651.099082][ T10] addrconf_dad_begin+0x310/0x670 [ 2651.099082][ T10] addrconf_dad_work+0x10b/0xab0 [ 2651.099082][ T10] process_one_work+0x84d/0x18a0 [ 2651.099082][ T10] worker_thread+0x587/0xd30 [ 2651.099082][ T10] kthread+0x28a/0x350 [ 2651.099082][ T10] ret_from_fork+0x31/0x70 [ 2651.099082][ T10] ret_from_fork_asm+0x1a/0x30 [ 2651.099082][ T10] [ 2651.101050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.101050][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.101050][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.101050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.101050][ T10] ip6_route_add+0x1c/0x140 [ 2651.101050][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2651.101050][ T10] inet6_addr_add+0x4f8/0xa40 [ 2651.101050][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.101050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.101050][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.101050][ T10] netlink_unicast+0x449/0x710 [ 2651.101050][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.101050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.101050][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.101050][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.101050][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.101050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.101050][ T10] [ 2651.103114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.103114][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.103114][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.103114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.103114][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2651.103114][ T10] ipv6_add_addr+0x411/0x2000 [ 2651.103114][ T10] inet6_addr_add+0x30e/0xa40 [ 2651.103114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.103114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.103114][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.103114][ T10] netlink_unicast+0x449/0x710 [ 2651.103114][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.103114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.103114][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.103114][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.103114][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.103114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.103114][ T10] [ 2651.105152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.105152][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.105152][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.105152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.105152][ T10] ip6_route_add+0x1c/0x140 [ 2651.105152][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2651.105152][ T10] addrconf_add_dev+0xe2/0x170 [ 2651.105152][ T10] inet6_addr_add+0x12f/0xa40 [ 2651.105152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.105152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.105152][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.105152][ T10] netlink_unicast+0x449/0x710 [ 2651.105152][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.105152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.105152][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.105152][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.105152][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.105152][ T10] [ 2651.107141][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.107141][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2651.107141][ T10] ipv6_find_idev+0x102/0x170 [ 2651.107141][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.107141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.107141][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.107141][ T10] netlink_unicast+0x449/0x710 [ 2651.107141][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.107141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.107141][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.107141][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.107141][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.107141][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.107141][ T10] [ 2651.108720][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2651.108720][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2651.108720][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2651.108720][ T10] ipv6_find_idev+0x102/0x170 [ 2651.108720][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.108720][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.108720][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.108720][ T10] netlink_unicast+0x449/0x710 [ 2651.108720][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.108720][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.108720][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.108720][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.108720][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.108720][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.108720][ T10] [ 2651.110471][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2651.110763][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2651.110763][ T10] dst_init+0x84/0x4a0 [ 2651.110763][ T10] dst_alloc+0x97/0x150 [ 2651.110763][ T10] ip6_dst_alloc+0x23/0x90 [ 2651.110763][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2651.110763][ T10] ip6_pol_route+0x56f/0x840 [ 2651.110763][ T10] fib6_rule_lookup+0x456/0x630 [ 2651.110763][ T10] ip6_route_input+0x59c/0xa50 [ 2651.110763][ T10] ipv6_rcv+0x397/0x810 [ 2651.110763][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2651.110763][ T10] process_backlog+0x101/0x620 [ 2651.110763][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2651.110763][ T10] net_rx_action+0x495/0xbe0 [ 2651.110763][ T10] __do_softirq+0x1b5/0x7f6 [ 2651.110763][ T10] [ 2651.112440][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.112440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2651.112440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2651.112440][ T10] fib6_nh_init+0xa22/0x1580 [ 2651.112440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.112440][ T10] ip6_route_add+0x1c/0x140 [ 2651.112440][ T10] inet6_rtm_newroute+0x104/0x110 [ 2651.112440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.112440][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.112440][ T10] netlink_unicast+0x449/0x710 [ 2651.112440][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.112440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.112440][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.112440][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.112440][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.112440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.112440][ T10] [ 2651.114369][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.114369][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.114369][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.114369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.114369][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2651.114369][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2651.114369][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2651.114369][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2651.114369][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2651.114369][ T10] addrconf_dad_begin+0x310/0x670 [ 2651.114369][ T10] addrconf_dad_work+0x10b/0xab0 [ 2651.114369][ T10] process_one_work+0x84d/0x18a0 [ 2651.114369][ T10] worker_thread+0x587/0xd30 [ 2651.114369][ T10] kthread+0x28a/0x350 [ 2651.114369][ T10] ret_from_fork+0x31/0x70 [ 2651.114369][ T10] ret_from_fork_asm+0x1a/0x30 [ 2651.114369][ T10] [ 2651.116314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.116314][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.116314][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.116314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.116314][ T10] ip6_route_add+0x1c/0x140 [ 2651.116314][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2651.116314][ T10] inet6_addr_add+0x4f8/0xa40 [ 2651.116314][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.116314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.116314][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.116314][ T10] netlink_unicast+0x449/0x710 [ 2651.116314][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.116314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.116314][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.116314][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.116314][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.116314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.116314][ T10] [ 2651.118344][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.118344][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.118344][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.118344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.118344][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2651.118344][ T10] ipv6_add_addr+0x411/0x2000 [ 2651.118344][ T10] inet6_addr_add+0x30e/0xa40 [ 2651.118344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.118344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.118344][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.118344][ T10] netlink_unicast+0x449/0x710 [ 2651.118344][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.118344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.118344][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.118344][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.118344][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.118344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.118344][ T10] [ 2651.120384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.120384][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.120384][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.120384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.120384][ T10] ip6_route_add+0x1c/0x140 [ 2651.120384][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2651.120384][ T10] addrconf_add_dev+0xe2/0x170 [ 2651.120384][ T10] inet6_addr_add+0x12f/0xa40 [ 2651.120384][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.120384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.120384][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.120384][ T10] netlink_unicast+0x449/0x710 [ 2651.120384][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.120384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.120384][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.120384][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.120384][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.120384][ T10] [ 2651.122503][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.122503][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2651.122503][ T10] ipv6_find_idev+0x102/0x170 [ 2651.122503][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.122503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.122503][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.122503][ T10] netlink_unicast+0x449/0x710 [ 2651.122503][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.122503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.122503][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.122503][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.122503][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.122503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.122503][ T10] [ 2651.124319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2651.124319][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2651.124319][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2651.124319][ T10] ipv6_find_idev+0x102/0x170 [ 2651.124319][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.124319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.124319][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.124319][ T10] netlink_unicast+0x449/0x710 [ 2651.124319][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.124319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.124319][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.124319][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.124319][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.124319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.124319][ T10] [ 2651.126282][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2651.126526][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2651.126526][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.126526][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.126526][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.126526][ T10] ip6_route_add+0x1c/0x140 [ 2651.126526][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2651.126526][ T10] inet6_addr_add+0x4f8/0xa40 [ 2651.126526][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.126526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.126526][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.126526][ T10] netlink_unicast+0x449/0x710 [ 2651.126526][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.126526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.126526][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.126526][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.126526][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.126526][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.126526][ T10] [ 2651.128798][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2651.128798][ T10] netdev_get_by_index+0x5e/0x80 [ 2651.128798][ T10] fib6_nh_init+0x3d8/0x1580 [ 2651.128798][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2651.128798][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2651.128798][ T10] ipv6_add_addr+0x411/0x2000 [ 2651.128798][ T10] inet6_addr_add+0x30e/0xa40 [ 2651.128798][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2651.128798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.128798][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.128798][ T10] netlink_unicast+0x449/0x710 [ 2651.128798][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.128798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.128798][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.128798][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.128798][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.128798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.128798][ T10] [ 2651.131071][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2651.131071][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2651.131071][ T10] ipv6_find_idev+0x102/0x170 [ 2651.131071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.131071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.131071][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.131071][ T10] netlink_unicast+0x449/0x710 [ 2651.131071][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.131071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.131071][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.131071][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.131071][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.131071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.131071][ T10] [ 2651.132883][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2651.132883][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2651.132883][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2651.132883][ T10] ipv6_find_idev+0x102/0x170 [ 2651.132883][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2651.132883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2651.132883][ T10] netlink_rcv_skb+0x130/0x360 [ 2651.132883][ T10] netlink_unicast+0x449/0x710 [ 2651.132883][ T10] netlink_sendmsg+0x723/0xbe0 [ 2651.132883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2651.132883][ T10] ___sys_sendmsg+0xee/0x170 [ 2651.132883][ T10] __sys_sendmsg+0xcd/0x170 [ 2651.132883][ T10] do_syscall_64+0xc6/0x1e0 [ 2651.132883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2651.132883][ T10] [ 2661.382960][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2661.383351][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.383351][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2661.383351][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2661.383351][ T10] fib6_nh_init+0xa22/0x1580 [ 2661.383351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.383351][ T10] ip6_route_add+0x1c/0x140 [ 2661.383351][ T10] inet6_rtm_newroute+0x104/0x110 [ 2661.383351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.383351][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.383351][ T10] netlink_unicast+0x449/0x710 [ 2661.383351][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.383351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.383351][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.383351][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.383351][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.383351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.383351][ T10] [ 2661.385288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.385288][ T10] dst_init+0x84/0x4a0 [ 2661.385288][ T10] dst_alloc+0x97/0x150 [ 2661.385288][ T10] ip6_dst_alloc+0x23/0x90 [ 2661.385288][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2661.385288][ T10] ip6_pol_route+0x56f/0x840 [ 2661.385288][ T10] fib6_rule_lookup+0x456/0x630 [ 2661.385288][ T10] ip6_route_input+0x59c/0xa50 [ 2661.385288][ T10] ipv6_rcv+0x397/0x810 [ 2661.385288][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2661.385288][ T10] process_backlog+0x101/0x620 [ 2661.385288][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2661.385288][ T10] net_rx_action+0x495/0xbe0 [ 2661.385288][ T10] __do_softirq+0x1b5/0x7f6 [ 2661.385288][ T10] [ 2661.386966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.386966][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.386966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.386966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.386966][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2661.386966][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2661.386966][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2661.386966][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2661.386966][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2661.386966][ T10] addrconf_dad_begin+0x310/0x670 [ 2661.386966][ T10] addrconf_dad_work+0x10b/0xab0 [ 2661.386966][ T10] process_one_work+0x84d/0x18a0 [ 2661.386966][ T10] worker_thread+0x587/0xd30 [ 2661.386966][ T10] kthread+0x28a/0x350 [ 2661.386966][ T10] ret_from_fork+0x31/0x70 [ 2661.386966][ T10] ret_from_fork_asm+0x1a/0x30 [ 2661.386966][ T10] [ 2661.388916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.388916][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.388916][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.388916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.388916][ T10] ip6_route_add+0x1c/0x140 [ 2661.388916][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2661.388916][ T10] inet6_addr_add+0x4f8/0xa40 [ 2661.388916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.388916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.388916][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.388916][ T10] netlink_unicast+0x449/0x710 [ 2661.388916][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.388916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.388916][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.388916][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.388916][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.388916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.388916][ T10] [ 2661.390985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.390985][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.390985][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.390985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.390985][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2661.390985][ T10] ipv6_add_addr+0x411/0x2000 [ 2661.390985][ T10] inet6_addr_add+0x30e/0xa40 [ 2661.390985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.390985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.390985][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.390985][ T10] netlink_unicast+0x449/0x710 [ 2661.390985][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.390985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.390985][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.390985][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.390985][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.390985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.390985][ T10] [ 2661.392996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.392996][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.392996][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.392996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.392996][ T10] ip6_route_add+0x1c/0x140 [ 2661.392996][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2661.392996][ T10] addrconf_add_dev+0xe2/0x170 [ 2661.392996][ T10] inet6_addr_add+0x12f/0xa40 [ 2661.392996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.392996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.392996][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.392996][ T10] netlink_unicast+0x449/0x710 [ 2661.392996][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.392996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.392996][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.392996][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.392996][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.392996][ T10] [ 2661.394957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.394957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2661.394957][ T10] ipv6_find_idev+0x102/0x170 [ 2661.394957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.394957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.394957][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.394957][ T10] netlink_unicast+0x449/0x710 [ 2661.394957][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.394957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.394957][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.394957][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.394957][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.394957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.394957][ T10] [ 2661.396502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2661.396502][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2661.396502][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2661.396502][ T10] ipv6_find_idev+0x102/0x170 [ 2661.396502][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.396502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.396502][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.396502][ T10] netlink_unicast+0x449/0x710 [ 2661.396502][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.396502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.396502][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.396502][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.396502][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.396502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.396502][ T10] [ 2661.398221][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2661.398502][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2661.398502][ T10] dst_init+0x84/0x4a0 [ 2661.398502][ T10] dst_alloc+0x97/0x150 [ 2661.398502][ T10] ip6_dst_alloc+0x23/0x90 [ 2661.398502][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2661.398502][ T10] ip6_pol_route+0x56f/0x840 [ 2661.398502][ T10] fib6_rule_lookup+0x456/0x630 [ 2661.398502][ T10] ip6_route_input+0x59c/0xa50 [ 2661.398502][ T10] ipv6_rcv+0x397/0x810 [ 2661.398502][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2661.398502][ T10] process_backlog+0x101/0x620 [ 2661.398502][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2661.398502][ T10] net_rx_action+0x495/0xbe0 [ 2661.398502][ T10] __do_softirq+0x1b5/0x7f6 [ 2661.398502][ T10] [ 2661.400142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.400142][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2661.400142][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2661.400142][ T10] fib6_nh_init+0xa22/0x1580 [ 2661.400142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.400142][ T10] ip6_route_add+0x1c/0x140 [ 2661.400142][ T10] inet6_rtm_newroute+0x104/0x110 [ 2661.400142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.400142][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.400142][ T10] netlink_unicast+0x449/0x710 [ 2661.400142][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.400142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.400142][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.400142][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.400142][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.400142][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.400142][ T10] [ 2661.402036][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.402036][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.402036][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.402036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.402036][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2661.402036][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2661.402036][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2661.402036][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2661.402036][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2661.402036][ T10] addrconf_dad_begin+0x310/0x670 [ 2661.402036][ T10] addrconf_dad_work+0x10b/0xab0 [ 2661.402036][ T10] process_one_work+0x84d/0x18a0 [ 2661.402036][ T10] worker_thread+0x587/0xd30 [ 2661.402036][ T10] kthread+0x28a/0x350 [ 2661.402036][ T10] ret_from_fork+0x31/0x70 [ 2661.402036][ T10] ret_from_fork_asm+0x1a/0x30 [ 2661.402036][ T10] [ 2661.403955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.403955][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.403955][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.403955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.403955][ T10] ip6_route_add+0x1c/0x140 [ 2661.403955][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2661.403955][ T10] inet6_addr_add+0x4f8/0xa40 [ 2661.403955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.403955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.403955][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.403955][ T10] netlink_unicast+0x449/0x710 [ 2661.403955][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.403955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.403955][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.403955][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.403955][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.403955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.403955][ T10] [ 2661.405959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.405959][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.405959][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.405959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.405959][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2661.405959][ T10] ipv6_add_addr+0x411/0x2000 [ 2661.405959][ T10] inet6_addr_add+0x30e/0xa40 [ 2661.405959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.405959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.405959][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.405959][ T10] netlink_unicast+0x449/0x710 [ 2661.405959][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.405959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.405959][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.405959][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.405959][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.405959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.405959][ T10] [ 2661.407948][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.407948][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.407948][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.407948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.407948][ T10] ip6_route_add+0x1c/0x140 [ 2661.407948][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2661.407948][ T10] addrconf_add_dev+0xe2/0x170 [ 2661.407948][ T10] inet6_addr_add+0x12f/0xa40 [ 2661.407948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.407948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.407948][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.407948][ T10] netlink_unicast+0x449/0x710 [ 2661.407948][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.407948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.407948][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.407948][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.407948][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.407948][ T10] [ 2661.410111][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.410111][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2661.410111][ T10] ipv6_find_idev+0x102/0x170 [ 2661.410111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.410111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.410111][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.410111][ T10] netlink_unicast+0x449/0x710 [ 2661.410111][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.410111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.410111][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.410111][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.410111][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.410111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.410111][ T10] [ 2661.411829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2661.411829][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2661.411829][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2661.411829][ T10] ipv6_find_idev+0x102/0x170 [ 2661.411829][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.411829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.411829][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.411829][ T10] netlink_unicast+0x449/0x710 [ 2661.411829][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.411829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.411829][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.411829][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.411829][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.411829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.411829][ T10] [ 2661.413754][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2661.414029][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2661.414029][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.414029][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.414029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.414029][ T10] ip6_route_add+0x1c/0x140 [ 2661.414029][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2661.414029][ T10] inet6_addr_add+0x4f8/0xa40 [ 2661.414029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.414029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.414029][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.414029][ T10] netlink_unicast+0x449/0x710 [ 2661.414029][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.414029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.414029][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.414029][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.414029][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.414029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.414029][ T10] [ 2661.416274][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2661.416274][ T10] netdev_get_by_index+0x5e/0x80 [ 2661.416274][ T10] fib6_nh_init+0x3d8/0x1580 [ 2661.416274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2661.416274][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2661.416274][ T10] ipv6_add_addr+0x411/0x2000 [ 2661.416274][ T10] inet6_addr_add+0x30e/0xa40 [ 2661.416274][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2661.416274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.416274][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.416274][ T10] netlink_unicast+0x449/0x710 [ 2661.416274][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.416274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.416274][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.416274][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.416274][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.416274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.416274][ T10] [ 2661.418511][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2661.418511][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2661.418511][ T10] ipv6_find_idev+0x102/0x170 [ 2661.418511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.418511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.418511][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.418511][ T10] netlink_unicast+0x449/0x710 [ 2661.418511][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.418511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.418511][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.418511][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.418511][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.418511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.418511][ T10] [ 2661.420232][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2661.420232][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2661.420232][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2661.420232][ T10] ipv6_find_idev+0x102/0x170 [ 2661.420232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2661.420232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2661.420232][ T10] netlink_rcv_skb+0x130/0x360 [ 2661.420232][ T10] netlink_unicast+0x449/0x710 [ 2661.420232][ T10] netlink_sendmsg+0x723/0xbe0 [ 2661.420232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2661.420232][ T10] ___sys_sendmsg+0xee/0x170 [ 2661.420232][ T10] __sys_sendmsg+0xcd/0x170 [ 2661.420232][ T10] do_syscall_64+0xc6/0x1e0 [ 2661.420232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2661.420232][ T10] [ 2671.534927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2671.535387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.535387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2671.535387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2671.535387][ T10] fib6_nh_init+0xa22/0x1580 [ 2671.535387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.535387][ T10] ip6_route_add+0x1c/0x140 [ 2671.535387][ T10] inet6_rtm_newroute+0x104/0x110 [ 2671.535387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.535387][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.535387][ T10] netlink_unicast+0x449/0x710 [ 2671.535387][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.535387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.535387][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.535387][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.535387][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.535387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.535387][ T10] [ 2671.537301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.537301][ T10] dst_init+0x84/0x4a0 [ 2671.537301][ T10] dst_alloc+0x97/0x150 [ 2671.537301][ T10] ip6_dst_alloc+0x23/0x90 [ 2671.537301][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2671.537301][ T10] ip6_pol_route+0x56f/0x840 [ 2671.537301][ T10] fib6_rule_lookup+0x456/0x630 [ 2671.537301][ T10] ip6_route_input+0x59c/0xa50 [ 2671.537301][ T10] ipv6_rcv+0x397/0x810 [ 2671.537301][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2671.537301][ T10] process_backlog+0x101/0x620 [ 2671.537301][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2671.537301][ T10] net_rx_action+0x495/0xbe0 [ 2671.537301][ T10] __do_softirq+0x1b5/0x7f6 [ 2671.537301][ T10] [ 2671.538954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.538954][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.538954][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.538954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.538954][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2671.538954][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2671.538954][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2671.538954][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2671.538954][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2671.538954][ T10] addrconf_dad_begin+0x310/0x670 [ 2671.538954][ T10] addrconf_dad_work+0x10b/0xab0 [ 2671.538954][ T10] process_one_work+0x84d/0x18a0 [ 2671.538954][ T10] worker_thread+0x587/0xd30 [ 2671.538954][ T10] kthread+0x28a/0x350 [ 2671.538954][ T10] ret_from_fork+0x31/0x70 [ 2671.538954][ T10] ret_from_fork_asm+0x1a/0x30 [ 2671.538954][ T10] [ 2671.540910][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.540910][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.540910][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.540910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.540910][ T10] ip6_route_add+0x1c/0x140 [ 2671.540910][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2671.540910][ T10] inet6_addr_add+0x4f8/0xa40 [ 2671.540910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.540910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.540910][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.540910][ T10] netlink_unicast+0x449/0x710 [ 2671.540910][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.540910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.540910][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.540910][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.540910][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.540910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.540910][ T10] [ 2671.542928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.542928][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.542928][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.542928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.542928][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2671.542928][ T10] ipv6_add_addr+0x411/0x2000 [ 2671.542928][ T10] inet6_addr_add+0x30e/0xa40 [ 2671.542928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.542928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.542928][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.542928][ T10] netlink_unicast+0x449/0x710 [ 2671.542928][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.542928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.542928][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.542928][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.542928][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.542928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.542928][ T10] [ 2671.544925][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.544925][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.544925][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.544925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.544925][ T10] ip6_route_add+0x1c/0x140 [ 2671.544925][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2671.544925][ T10] addrconf_add_dev+0xe2/0x170 [ 2671.544925][ T10] inet6_addr_add+0x12f/0xa40 [ 2671.544925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.544925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.544925][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.544925][ T10] netlink_unicast+0x449/0x710 [ 2671.544925][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.544925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.544925][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.544925][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.544925][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.544925][ T10] [ 2671.546897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.546897][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2671.546897][ T10] ipv6_find_idev+0x102/0x170 [ 2671.546897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.546897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.546897][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.546897][ T10] netlink_unicast+0x449/0x710 [ 2671.546897][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.546897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.546897][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.546897][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.546897][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.546897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.546897][ T10] [ 2671.548444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2671.548444][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2671.548444][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2671.548444][ T10] ipv6_find_idev+0x102/0x170 [ 2671.548444][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.548444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.548444][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.548444][ T10] netlink_unicast+0x449/0x710 [ 2671.548444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.548444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.548444][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.548444][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.548444][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.548444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.548444][ T10] [ 2671.550166][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2671.550445][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2671.550445][ T10] dst_init+0x84/0x4a0 [ 2671.550445][ T10] dst_alloc+0x97/0x150 [ 2671.550445][ T10] ip6_dst_alloc+0x23/0x90 [ 2671.550445][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2671.550445][ T10] ip6_pol_route+0x56f/0x840 [ 2671.550445][ T10] fib6_rule_lookup+0x456/0x630 [ 2671.550445][ T10] ip6_route_input+0x59c/0xa50 [ 2671.550445][ T10] ipv6_rcv+0x397/0x810 [ 2671.550445][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2671.550445][ T10] process_backlog+0x101/0x620 [ 2671.550445][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2671.550445][ T10] net_rx_action+0x495/0xbe0 [ 2671.550445][ T10] __do_softirq+0x1b5/0x7f6 [ 2671.550445][ T10] [ 2671.552218][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.552218][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2671.552218][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2671.552218][ T10] fib6_nh_init+0xa22/0x1580 [ 2671.552218][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.552218][ T10] ip6_route_add+0x1c/0x140 [ 2671.552218][ T10] inet6_rtm_newroute+0x104/0x110 [ 2671.552218][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.552218][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.552218][ T10] netlink_unicast+0x449/0x710 [ 2671.552218][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.552218][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.552218][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.552218][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.552218][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.552218][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.552218][ T10] [ 2671.554113][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.554113][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.554113][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.554113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.554113][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2671.554113][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2671.554113][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2671.554113][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2671.554113][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2671.554113][ T10] addrconf_dad_begin+0x310/0x670 [ 2671.554113][ T10] addrconf_dad_work+0x10b/0xab0 [ 2671.554113][ T10] process_one_work+0x84d/0x18a0 [ 2671.554113][ T10] worker_thread+0x587/0xd30 [ 2671.554113][ T10] kthread+0x28a/0x350 [ 2671.554113][ T10] ret_from_fork+0x31/0x70 [ 2671.554113][ T10] ret_from_fork_asm+0x1a/0x30 [ 2671.554113][ T10] [ 2671.556018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.556018][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.556018][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.556018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.556018][ T10] ip6_route_add+0x1c/0x140 [ 2671.556018][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2671.556018][ T10] inet6_addr_add+0x4f8/0xa40 [ 2671.556018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.556018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.556018][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.556018][ T10] netlink_unicast+0x449/0x710 [ 2671.556018][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.556018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.556018][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.556018][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.556018][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.556018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.556018][ T10] [ 2671.558551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.558551][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.558551][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.558551][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.558551][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2671.558551][ T10] ipv6_add_addr+0x411/0x2000 [ 2671.558551][ T10] inet6_addr_add+0x30e/0xa40 [ 2671.558551][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.558551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.558551][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.558551][ T10] netlink_unicast+0x449/0x710 [ 2671.558551][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.558551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.558551][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.558551][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.558551][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.558551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.558551][ T10] [ 2671.560545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.560545][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.560545][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.560545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.560545][ T10] ip6_route_add+0x1c/0x140 [ 2671.560545][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2671.560545][ T10] addrconf_add_dev+0xe2/0x170 [ 2671.560545][ T10] inet6_addr_add+0x12f/0xa40 [ 2671.560545][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.560545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.560545][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.560545][ T10] netlink_unicast+0x449/0x710 [ 2671.560545][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.560545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.560545][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.560545][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.560545][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.560545][ T10] [ 2671.562688][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.562688][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2671.562688][ T10] ipv6_find_idev+0x102/0x170 [ 2671.562688][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.562688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.562688][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.562688][ T10] netlink_unicast+0x449/0x710 [ 2671.562688][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.562688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.562688][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.562688][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.562688][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.562688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.562688][ T10] [ 2671.564856][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2671.564856][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2671.564856][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2671.564856][ T10] ipv6_find_idev+0x102/0x170 [ 2671.564856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.564856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.564856][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.564856][ T10] netlink_unicast+0x449/0x710 [ 2671.564856][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.564856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.564856][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.564856][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.564856][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.564856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.564856][ T10] [ 2671.566755][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2671.567019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2671.567019][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.567019][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.567019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.567019][ T10] ip6_route_add+0x1c/0x140 [ 2671.567019][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2671.567019][ T10] inet6_addr_add+0x4f8/0xa40 [ 2671.567019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.567019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.567019][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.567019][ T10] netlink_unicast+0x449/0x710 [ 2671.567019][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.567019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.567019][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.567019][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.567019][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.567019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.567019][ T10] [ 2671.569268][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2671.569268][ T10] netdev_get_by_index+0x5e/0x80 [ 2671.569268][ T10] fib6_nh_init+0x3d8/0x1580 [ 2671.569268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2671.569268][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2671.569268][ T10] ipv6_add_addr+0x411/0x2000 [ 2671.569268][ T10] inet6_addr_add+0x30e/0xa40 [ 2671.569268][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2671.569268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.569268][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.569268][ T10] netlink_unicast+0x449/0x710 [ 2671.569268][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.569268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.569268][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.569268][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.569268][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.569268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.569268][ T10] [ 2671.571513][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2671.571513][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2671.571513][ T10] ipv6_find_idev+0x102/0x170 [ 2671.571513][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.571513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.571513][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.571513][ T10] netlink_unicast+0x449/0x710 [ 2671.571513][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.571513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.571513][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.571513][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.571513][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.571513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.571513][ T10] [ 2671.573302][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2671.573302][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2671.573302][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2671.573302][ T10] ipv6_find_idev+0x102/0x170 [ 2671.573302][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2671.573302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2671.573302][ T10] netlink_rcv_skb+0x130/0x360 [ 2671.573302][ T10] netlink_unicast+0x449/0x710 [ 2671.573302][ T10] netlink_sendmsg+0x723/0xbe0 [ 2671.573302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2671.573302][ T10] ___sys_sendmsg+0xee/0x170 [ 2671.573302][ T10] __sys_sendmsg+0xcd/0x170 [ 2671.573302][ T10] do_syscall_64+0xc6/0x1e0 [ 2671.573302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2671.573302][ T10] [ 2681.814956][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2681.815348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.815348][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2681.815348][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2681.815348][ T10] fib6_nh_init+0xa22/0x1580 [ 2681.815348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.815348][ T10] ip6_route_add+0x1c/0x140 [ 2681.815348][ T10] inet6_rtm_newroute+0x104/0x110 [ 2681.815348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.815348][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.815348][ T10] netlink_unicast+0x449/0x710 [ 2681.815348][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.815348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.815348][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.815348][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.815348][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.815348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.815348][ T10] [ 2681.817262][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.817262][ T10] dst_init+0x84/0x4a0 [ 2681.817262][ T10] dst_alloc+0x97/0x150 [ 2681.817262][ T10] ip6_dst_alloc+0x23/0x90 [ 2681.817262][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2681.817262][ T10] ip6_pol_route+0x56f/0x840 [ 2681.817262][ T10] fib6_rule_lookup+0x456/0x630 [ 2681.817262][ T10] ip6_route_input+0x59c/0xa50 [ 2681.817262][ T10] ipv6_rcv+0x397/0x810 [ 2681.817262][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2681.817262][ T10] process_backlog+0x101/0x620 [ 2681.817262][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2681.817262][ T10] net_rx_action+0x495/0xbe0 [ 2681.817262][ T10] __do_softirq+0x1b5/0x7f6 [ 2681.817262][ T10] [ 2681.818910][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.818910][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.818910][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.818910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.818910][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2681.818910][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2681.818910][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2681.818910][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2681.818910][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2681.818910][ T10] addrconf_dad_begin+0x310/0x670 [ 2681.818910][ T10] addrconf_dad_work+0x10b/0xab0 [ 2681.818910][ T10] process_one_work+0x84d/0x18a0 [ 2681.818910][ T10] worker_thread+0x587/0xd30 [ 2681.818910][ T10] kthread+0x28a/0x350 [ 2681.818910][ T10] ret_from_fork+0x31/0x70 [ 2681.818910][ T10] ret_from_fork_asm+0x1a/0x30 [ 2681.818910][ T10] [ 2681.820829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.820829][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.820829][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.820829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.820829][ T10] ip6_route_add+0x1c/0x140 [ 2681.820829][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2681.820829][ T10] inet6_addr_add+0x4f8/0xa40 [ 2681.820829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.820829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.820829][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.820829][ T10] netlink_unicast+0x449/0x710 [ 2681.820829][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.820829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.820829][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.820829][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.820829][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.820829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.820829][ T10] [ 2681.822852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.822852][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.822852][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.822852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.822852][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2681.822852][ T10] ipv6_add_addr+0x411/0x2000 [ 2681.822852][ T10] inet6_addr_add+0x30e/0xa40 [ 2681.822852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.822852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.822852][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.822852][ T10] netlink_unicast+0x449/0x710 [ 2681.822852][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.822852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.822852][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.822852][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.822852][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.822852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.822852][ T10] [ 2681.824878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.824878][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.824878][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.824878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.824878][ T10] ip6_route_add+0x1c/0x140 [ 2681.824878][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2681.824878][ T10] addrconf_add_dev+0xe2/0x170 [ 2681.824878][ T10] inet6_addr_add+0x12f/0xa40 [ 2681.824878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.824878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.824878][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.824878][ T10] netlink_unicast+0x449/0x710 [ 2681.824878][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.824878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.824878][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.824878][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.824878][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.824878][ T10] [ 2681.826841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.826841][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2681.826841][ T10] ipv6_find_idev+0x102/0x170 [ 2681.826841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.826841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.826841][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.826841][ T10] netlink_unicast+0x449/0x710 [ 2681.826841][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.826841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.826841][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.826841][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.826841][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.826841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.826841][ T10] [ 2681.828379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2681.828379][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2681.828379][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2681.828379][ T10] ipv6_find_idev+0x102/0x170 [ 2681.828379][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.828379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.828379][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.828379][ T10] netlink_unicast+0x449/0x710 [ 2681.828379][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.828379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.828379][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.828379][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.828379][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.828379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.828379][ T10] [ 2681.830081][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2681.830354][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2681.830354][ T10] dst_init+0x84/0x4a0 [ 2681.830354][ T10] dst_alloc+0x97/0x150 [ 2681.830354][ T10] ip6_dst_alloc+0x23/0x90 [ 2681.830354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2681.830354][ T10] ip6_pol_route+0x56f/0x840 [ 2681.830354][ T10] fib6_rule_lookup+0x456/0x630 [ 2681.830354][ T10] ip6_route_input+0x59c/0xa50 [ 2681.830354][ T10] ipv6_rcv+0x397/0x810 [ 2681.830354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2681.830354][ T10] process_backlog+0x101/0x620 [ 2681.830354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2681.830354][ T10] net_rx_action+0x495/0xbe0 [ 2681.830354][ T10] __do_softirq+0x1b5/0x7f6 [ 2681.830354][ T10] [ 2681.831995][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.831995][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2681.831995][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2681.831995][ T10] fib6_nh_init+0xa22/0x1580 [ 2681.831995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.831995][ T10] ip6_route_add+0x1c/0x140 [ 2681.831995][ T10] inet6_rtm_newroute+0x104/0x110 [ 2681.831995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.831995][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.831995][ T10] netlink_unicast+0x449/0x710 [ 2681.831995][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.831995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.831995][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.831995][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.831995][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.831995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.831995][ T10] [ 2681.833888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.833888][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.833888][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.833888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.833888][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2681.833888][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2681.833888][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2681.833888][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2681.833888][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2681.833888][ T10] addrconf_dad_begin+0x310/0x670 [ 2681.833888][ T10] addrconf_dad_work+0x10b/0xab0 [ 2681.833888][ T10] process_one_work+0x84d/0x18a0 [ 2681.833888][ T10] worker_thread+0x587/0xd30 [ 2681.833888][ T10] kthread+0x28a/0x350 [ 2681.833888][ T10] ret_from_fork+0x31/0x70 [ 2681.833888][ T10] ret_from_fork_asm+0x1a/0x30 [ 2681.833888][ T10] [ 2681.835844][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.835844][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.835844][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.835844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.835844][ T10] ip6_route_add+0x1c/0x140 [ 2681.835844][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2681.835844][ T10] inet6_addr_add+0x4f8/0xa40 [ 2681.835844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.835844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.835844][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.835844][ T10] netlink_unicast+0x449/0x710 [ 2681.835844][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.835844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.835844][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.835844][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.835844][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.835844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.835844][ T10] [ 2681.837859][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.837859][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.837859][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.837859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.837859][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2681.837859][ T10] ipv6_add_addr+0x411/0x2000 [ 2681.837859][ T10] inet6_addr_add+0x30e/0xa40 [ 2681.837859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.837859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.837859][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.837859][ T10] netlink_unicast+0x449/0x710 [ 2681.837859][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.837859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.837859][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.837859][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.837859][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.837859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.837859][ T10] [ 2681.839854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.839854][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.839854][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.839854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.839854][ T10] ip6_route_add+0x1c/0x140 [ 2681.839854][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2681.839854][ T10] addrconf_add_dev+0xe2/0x170 [ 2681.839854][ T10] inet6_addr_add+0x12f/0xa40 [ 2681.839854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.839854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.839854][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.839854][ T10] netlink_unicast+0x449/0x710 [ 2681.839854][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.839854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.839854][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.839854][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.839854][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.839854][ T10] [ 2681.841997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.841997][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2681.841997][ T10] ipv6_find_idev+0x102/0x170 [ 2681.841997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.841997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.841997][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.841997][ T10] netlink_unicast+0x449/0x710 [ 2681.841997][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.841997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.841997][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.841997][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.841997][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.841997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.841997][ T10] [ 2681.843724][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2681.843724][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2681.843724][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2681.843724][ T10] ipv6_find_idev+0x102/0x170 [ 2681.843724][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.843724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.843724][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.843724][ T10] netlink_unicast+0x449/0x710 [ 2681.843724][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.843724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.843724][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.843724][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.843724][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.843724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.843724][ T10] [ 2681.845655][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2681.845906][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2681.845906][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.845906][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.845906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.845906][ T10] ip6_route_add+0x1c/0x140 [ 2681.845906][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2681.845906][ T10] inet6_addr_add+0x4f8/0xa40 [ 2681.845906][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.845906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.845906][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.845906][ T10] netlink_unicast+0x449/0x710 [ 2681.845906][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.845906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.845906][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.845906][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.845906][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.845906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.845906][ T10] [ 2681.848191][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2681.848191][ T10] netdev_get_by_index+0x5e/0x80 [ 2681.848191][ T10] fib6_nh_init+0x3d8/0x1580 [ 2681.848191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2681.848191][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2681.848191][ T10] ipv6_add_addr+0x411/0x2000 [ 2681.848191][ T10] inet6_addr_add+0x30e/0xa40 [ 2681.848191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2681.848191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.848191][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.848191][ T10] netlink_unicast+0x449/0x710 [ 2681.848191][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.848191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.848191][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.848191][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.848191][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.848191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.848191][ T10] [ 2681.850435][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2681.850435][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2681.850435][ T10] ipv6_find_idev+0x102/0x170 [ 2681.850435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.850435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.850435][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.850435][ T10] netlink_unicast+0x449/0x710 [ 2681.850435][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.850435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.850435][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.850435][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.850435][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.850435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.850435][ T10] [ 2681.852154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2681.852154][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2681.852154][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2681.852154][ T10] ipv6_find_idev+0x102/0x170 [ 2681.852154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2681.852154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2681.852154][ T10] netlink_rcv_skb+0x130/0x360 [ 2681.852154][ T10] netlink_unicast+0x449/0x710 [ 2681.852154][ T10] netlink_sendmsg+0x723/0xbe0 [ 2681.852154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2681.852154][ T10] ___sys_sendmsg+0xee/0x170 [ 2681.852154][ T10] __sys_sendmsg+0xcd/0x170 [ 2681.852154][ T10] do_syscall_64+0xc6/0x1e0 [ 2681.852154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2681.852154][ T10] [ 2692.094995][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2692.095468][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.095468][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2692.095468][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2692.095468][ T10] fib6_nh_init+0xa22/0x1580 [ 2692.095468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.095468][ T10] ip6_route_add+0x1c/0x140 [ 2692.095468][ T10] inet6_rtm_newroute+0x104/0x110 [ 2692.095468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.095468][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.095468][ T10] netlink_unicast+0x449/0x710 [ 2692.095468][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.095468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.095468][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.095468][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.095468][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.095468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.095468][ T10] [ 2692.097418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.097418][ T10] dst_init+0x84/0x4a0 [ 2692.097418][ T10] dst_alloc+0x97/0x150 [ 2692.097418][ T10] ip6_dst_alloc+0x23/0x90 [ 2692.097418][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2692.097418][ T10] ip6_pol_route+0x56f/0x840 [ 2692.097418][ T10] fib6_rule_lookup+0x456/0x630 [ 2692.097418][ T10] ip6_route_input+0x59c/0xa50 [ 2692.097418][ T10] ipv6_rcv+0x397/0x810 [ 2692.097418][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2692.097418][ T10] process_backlog+0x101/0x620 [ 2692.097418][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2692.097418][ T10] net_rx_action+0x495/0xbe0 [ 2692.097418][ T10] __do_softirq+0x1b5/0x7f6 [ 2692.097418][ T10] [ 2692.099070][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.099070][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.099070][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.099070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.099070][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2692.099070][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2692.099070][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2692.099070][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2692.099070][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2692.099070][ T10] addrconf_dad_begin+0x310/0x670 [ 2692.099070][ T10] addrconf_dad_work+0x10b/0xab0 [ 2692.099070][ T10] process_one_work+0x84d/0x18a0 [ 2692.099070][ T10] worker_thread+0x587/0xd30 [ 2692.099070][ T10] kthread+0x28a/0x350 [ 2692.099070][ T10] ret_from_fork+0x31/0x70 [ 2692.099070][ T10] ret_from_fork_asm+0x1a/0x30 [ 2692.099070][ T10] [ 2692.100994][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.100994][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.100994][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.100994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.100994][ T10] ip6_route_add+0x1c/0x140 [ 2692.100994][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2692.100994][ T10] inet6_addr_add+0x4f8/0xa40 [ 2692.100994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.100994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.100994][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.100994][ T10] netlink_unicast+0x449/0x710 [ 2692.100994][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.100994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.100994][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.100994][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.100994][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.100994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.100994][ T10] [ 2692.103047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.103047][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.103047][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.103047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.103047][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2692.103047][ T10] ipv6_add_addr+0x411/0x2000 [ 2692.103047][ T10] inet6_addr_add+0x30e/0xa40 [ 2692.103047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.103047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.103047][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.103047][ T10] netlink_unicast+0x449/0x710 [ 2692.103047][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.103047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.103047][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.103047][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.103047][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.103047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.103047][ T10] [ 2692.105070][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.105070][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.105070][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.105070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.105070][ T10] ip6_route_add+0x1c/0x140 [ 2692.105070][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2692.105070][ T10] addrconf_add_dev+0xe2/0x170 [ 2692.105070][ T10] inet6_addr_add+0x12f/0xa40 [ 2692.105070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.105070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.105070][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.105070][ T10] netlink_unicast+0x449/0x710 [ 2692.105070][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.105070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.105070][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.105070][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.105070][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.105070][ T10] [ 2692.107055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.107055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2692.107055][ T10] ipv6_find_idev+0x102/0x170 [ 2692.107055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.107055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.107055][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.107055][ T10] netlink_unicast+0x449/0x710 [ 2692.107055][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.107055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.107055][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.107055][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.107055][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.107055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.107055][ T10] [ 2692.108600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2692.108600][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2692.108600][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2692.108600][ T10] ipv6_find_idev+0x102/0x170 [ 2692.108600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.108600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.108600][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.108600][ T10] netlink_unicast+0x449/0x710 [ 2692.108600][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.108600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.108600][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.108600][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.108600][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.108600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.108600][ T10] [ 2692.110315][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2692.110600][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2692.110600][ T10] dst_init+0x84/0x4a0 [ 2692.110600][ T10] dst_alloc+0x97/0x150 [ 2692.110600][ T10] ip6_dst_alloc+0x23/0x90 [ 2692.110600][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2692.110600][ T10] ip6_pol_route+0x56f/0x840 [ 2692.110600][ T10] fib6_rule_lookup+0x456/0x630 [ 2692.110600][ T10] ip6_route_input+0x59c/0xa50 [ 2692.110600][ T10] ipv6_rcv+0x397/0x810 [ 2692.110600][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2692.110600][ T10] process_backlog+0x101/0x620 [ 2692.110600][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2692.110600][ T10] net_rx_action+0x495/0xbe0 [ 2692.110600][ T10] __do_softirq+0x1b5/0x7f6 [ 2692.110600][ T10] [ 2692.112245][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.112245][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2692.112245][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2692.112245][ T10] fib6_nh_init+0xa22/0x1580 [ 2692.112245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.112245][ T10] ip6_route_add+0x1c/0x140 [ 2692.112245][ T10] inet6_rtm_newroute+0x104/0x110 [ 2692.112245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.112245][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.112245][ T10] netlink_unicast+0x449/0x710 [ 2692.112245][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.112245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.112245][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.112245][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.112245][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.112245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.112245][ T10] [ 2692.114142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.114142][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.114142][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.114142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.114142][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2692.114142][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2692.114142][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2692.114142][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2692.114142][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2692.114142][ T10] addrconf_dad_begin+0x310/0x670 [ 2692.114142][ T10] addrconf_dad_work+0x10b/0xab0 [ 2692.114142][ T10] process_one_work+0x84d/0x18a0 [ 2692.114142][ T10] worker_thread+0x587/0xd30 [ 2692.114142][ T10] kthread+0x28a/0x350 [ 2692.114142][ T10] ret_from_fork+0x31/0x70 [ 2692.114142][ T10] ret_from_fork_asm+0x1a/0x30 [ 2692.114142][ T10] [ 2692.116055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.116055][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.116055][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.116055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.116055][ T10] ip6_route_add+0x1c/0x140 [ 2692.116055][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2692.116055][ T10] inet6_addr_add+0x4f8/0xa40 [ 2692.116055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.116055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.116055][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.116055][ T10] netlink_unicast+0x449/0x710 [ 2692.116055][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.116055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.116055][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.116055][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.116055][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.116055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.116055][ T10] [ 2692.118056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.118056][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.118056][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.118056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.118056][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2692.118056][ T10] ipv6_add_addr+0x411/0x2000 [ 2692.118056][ T10] inet6_addr_add+0x30e/0xa40 [ 2692.118056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.118056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.118056][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.118056][ T10] netlink_unicast+0x449/0x710 [ 2692.118056][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.118056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.118056][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.118056][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.118056][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.118056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.118056][ T10] [ 2692.120080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.120080][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.120080][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.120080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.120080][ T10] ip6_route_add+0x1c/0x140 [ 2692.120080][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2692.120080][ T10] addrconf_add_dev+0xe2/0x170 [ 2692.120080][ T10] inet6_addr_add+0x12f/0xa40 [ 2692.120080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.120080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.120080][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.120080][ T10] netlink_unicast+0x449/0x710 [ 2692.120080][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.120080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.120080][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.120080][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.120080][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.120080][ T10] [ 2692.122245][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.122245][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2692.122245][ T10] ipv6_find_idev+0x102/0x170 [ 2692.122245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.122245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.122245][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.122245][ T10] netlink_unicast+0x449/0x710 [ 2692.122245][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.122245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.122245][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.122245][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.122245][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.122245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.122245][ T10] [ 2692.124060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2692.124060][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2692.124060][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2692.124060][ T10] ipv6_find_idev+0x102/0x170 [ 2692.124060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.124060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.124060][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.124060][ T10] netlink_unicast+0x449/0x710 [ 2692.124060][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.124060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.124060][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.124060][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.124060][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.124060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.124060][ T10] [ 2692.125962][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2692.126200][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2692.126200][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.126200][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.126200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.126200][ T10] ip6_route_add+0x1c/0x140 [ 2692.126200][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2692.126200][ T10] inet6_addr_add+0x4f8/0xa40 [ 2692.126200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.126200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.126200][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.126200][ T10] netlink_unicast+0x449/0x710 [ 2692.126200][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.126200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.126200][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.126200][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.126200][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.126200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.126200][ T10] [ 2692.128438][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2692.128438][ T10] netdev_get_by_index+0x5e/0x80 [ 2692.128438][ T10] fib6_nh_init+0x3d8/0x1580 [ 2692.128438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2692.128438][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2692.128438][ T10] ipv6_add_addr+0x411/0x2000 [ 2692.128438][ T10] inet6_addr_add+0x30e/0xa40 [ 2692.128438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2692.128438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.128438][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.128438][ T10] netlink_unicast+0x449/0x710 [ 2692.128438][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.128438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.128438][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.128438][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.128438][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.128438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.128438][ T10] [ 2692.130669][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2692.130669][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2692.130669][ T10] ipv6_find_idev+0x102/0x170 [ 2692.130669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.130669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.130669][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.130669][ T10] netlink_unicast+0x449/0x710 [ 2692.130669][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.130669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.130669][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.130669][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.130669][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.130669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.130669][ T10] [ 2692.132455][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2692.132455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2692.132455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2692.132455][ T10] ipv6_find_idev+0x102/0x170 [ 2692.132455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2692.132455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2692.132455][ T10] netlink_rcv_skb+0x130/0x360 [ 2692.132455][ T10] netlink_unicast+0x449/0x710 [ 2692.132455][ T10] netlink_sendmsg+0x723/0xbe0 [ 2692.132455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2692.132455][ T10] ___sys_sendmsg+0xee/0x170 [ 2692.132455][ T10] __sys_sendmsg+0xcd/0x170 [ 2692.132455][ T10] do_syscall_64+0xc6/0x1e0 [ 2692.132455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2692.132455][ T10] [ 2702.374888][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2702.375357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.375357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2702.375357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2702.375357][ T10] fib6_nh_init+0xa22/0x1580 [ 2702.375357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.375357][ T10] ip6_route_add+0x1c/0x140 [ 2702.375357][ T10] inet6_rtm_newroute+0x104/0x110 [ 2702.375357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.375357][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.375357][ T10] netlink_unicast+0x449/0x710 [ 2702.375357][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.375357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.375357][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.375357][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.375357][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.375357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.375357][ T10] [ 2702.377297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.377297][ T10] dst_init+0x84/0x4a0 [ 2702.377297][ T10] dst_alloc+0x97/0x150 [ 2702.377297][ T10] ip6_dst_alloc+0x23/0x90 [ 2702.377297][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2702.377297][ T10] ip6_pol_route+0x56f/0x840 [ 2702.377297][ T10] fib6_rule_lookup+0x456/0x630 [ 2702.377297][ T10] ip6_route_input+0x59c/0xa50 [ 2702.377297][ T10] ipv6_rcv+0x397/0x810 [ 2702.377297][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2702.377297][ T10] process_backlog+0x101/0x620 [ 2702.377297][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2702.377297][ T10] net_rx_action+0x495/0xbe0 [ 2702.377297][ T10] __do_softirq+0x1b5/0x7f6 [ 2702.377297][ T10] [ 2702.378966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.378966][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.378966][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.378966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.378966][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2702.378966][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2702.378966][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2702.378966][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2702.378966][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2702.378966][ T10] addrconf_dad_begin+0x310/0x670 [ 2702.378966][ T10] addrconf_dad_work+0x10b/0xab0 [ 2702.378966][ T10] process_one_work+0x84d/0x18a0 [ 2702.378966][ T10] worker_thread+0x587/0xd30 [ 2702.378966][ T10] kthread+0x28a/0x350 [ 2702.378966][ T10] ret_from_fork+0x31/0x70 [ 2702.378966][ T10] ret_from_fork_asm+0x1a/0x30 [ 2702.378966][ T10] [ 2702.380885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.380885][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.380885][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.380885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.380885][ T10] ip6_route_add+0x1c/0x140 [ 2702.380885][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2702.380885][ T10] inet6_addr_add+0x4f8/0xa40 [ 2702.380885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.380885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.380885][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.380885][ T10] netlink_unicast+0x449/0x710 [ 2702.380885][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.380885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.380885][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.380885][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.380885][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.380885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.380885][ T10] [ 2702.383011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.383011][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.383011][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.383011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.383011][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2702.383011][ T10] ipv6_add_addr+0x411/0x2000 [ 2702.383011][ T10] inet6_addr_add+0x30e/0xa40 [ 2702.383011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.383011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.383011][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.383011][ T10] netlink_unicast+0x449/0x710 [ 2702.383011][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.383011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.383011][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.383011][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.383011][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.383011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.383011][ T10] [ 2702.385031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.385031][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.385031][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.385031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.385031][ T10] ip6_route_add+0x1c/0x140 [ 2702.385031][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2702.385031][ T10] addrconf_add_dev+0xe2/0x170 [ 2702.385031][ T10] inet6_addr_add+0x12f/0xa40 [ 2702.385031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.385031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.385031][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.385031][ T10] netlink_unicast+0x449/0x710 [ 2702.385031][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.385031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.385031][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.385031][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.385031][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.385031][ T10] [ 2702.387015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.387015][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2702.387015][ T10] ipv6_find_idev+0x102/0x170 [ 2702.387015][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.387015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.387015][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.387015][ T10] netlink_unicast+0x449/0x710 [ 2702.387015][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.387015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.387015][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.387015][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.387015][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.387015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.387015][ T10] [ 2702.388567][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2702.388567][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2702.388567][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2702.388567][ T10] ipv6_find_idev+0x102/0x170 [ 2702.388567][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.388567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.388567][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.388567][ T10] netlink_unicast+0x449/0x710 [ 2702.388567][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.388567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.388567][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.388567][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.388567][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.388567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.388567][ T10] [ 2702.390264][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2702.390542][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2702.390542][ T10] dst_init+0x84/0x4a0 [ 2702.390542][ T10] dst_alloc+0x97/0x150 [ 2702.390542][ T10] ip6_dst_alloc+0x23/0x90 [ 2702.390542][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2702.390542][ T10] ip6_pol_route+0x56f/0x840 [ 2702.390542][ T10] fib6_rule_lookup+0x456/0x630 [ 2702.390542][ T10] ip6_route_input+0x59c/0xa50 [ 2702.390542][ T10] ipv6_rcv+0x397/0x810 [ 2702.390542][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2702.390542][ T10] process_backlog+0x101/0x620 [ 2702.390542][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2702.390542][ T10] net_rx_action+0x495/0xbe0 [ 2702.390542][ T10] __do_softirq+0x1b5/0x7f6 [ 2702.390542][ T10] [ 2702.392183][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.392183][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2702.392183][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2702.392183][ T10] fib6_nh_init+0xa22/0x1580 [ 2702.392183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.392183][ T10] ip6_route_add+0x1c/0x140 [ 2702.392183][ T10] inet6_rtm_newroute+0x104/0x110 [ 2702.392183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.392183][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.392183][ T10] netlink_unicast+0x449/0x710 [ 2702.392183][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.392183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.392183][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.392183][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.392183][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.392183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.392183][ T10] [ 2702.394078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.394078][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.394078][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.394078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.394078][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2702.394078][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2702.394078][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2702.394078][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2702.394078][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2702.394078][ T10] addrconf_dad_begin+0x310/0x670 [ 2702.394078][ T10] addrconf_dad_work+0x10b/0xab0 [ 2702.394078][ T10] process_one_work+0x84d/0x18a0 [ 2702.394078][ T10] worker_thread+0x587/0xd30 [ 2702.394078][ T10] kthread+0x28a/0x350 [ 2702.394078][ T10] ret_from_fork+0x31/0x70 [ 2702.394078][ T10] ret_from_fork_asm+0x1a/0x30 [ 2702.394078][ T10] [ 2702.395983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.395983][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.395983][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.395983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.395983][ T10] ip6_route_add+0x1c/0x140 [ 2702.395983][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2702.395983][ T10] inet6_addr_add+0x4f8/0xa40 [ 2702.395983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.395983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.395983][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.395983][ T10] netlink_unicast+0x449/0x710 [ 2702.395983][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.395983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.395983][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.395983][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.395983][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.395983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.395983][ T10] [ 2702.397988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.397988][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.397988][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.397988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.397988][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2702.397988][ T10] ipv6_add_addr+0x411/0x2000 [ 2702.397988][ T10] inet6_addr_add+0x30e/0xa40 [ 2702.397988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.397988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.397988][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.397988][ T10] netlink_unicast+0x449/0x710 [ 2702.397988][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.397988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.397988][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.397988][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.397988][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.397988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.397988][ T10] [ 2702.399992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.399992][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.399992][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.399992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.399992][ T10] ip6_route_add+0x1c/0x140 [ 2702.399992][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2702.399992][ T10] addrconf_add_dev+0xe2/0x170 [ 2702.399992][ T10] inet6_addr_add+0x12f/0xa40 [ 2702.399992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.399992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.399992][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.399992][ T10] netlink_unicast+0x449/0x710 [ 2702.399992][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.399992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.399992][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.399992][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.399992][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.399992][ T10] [ 2702.402131][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.402131][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2702.402131][ T10] ipv6_find_idev+0x102/0x170 [ 2702.402131][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.402131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.402131][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.402131][ T10] netlink_unicast+0x449/0x710 [ 2702.402131][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.402131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.402131][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.402131][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.402131][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.402131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.402131][ T10] [ 2702.403859][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2702.403859][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2702.403859][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2702.403859][ T10] ipv6_find_idev+0x102/0x170 [ 2702.403859][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.403859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.403859][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.403859][ T10] netlink_unicast+0x449/0x710 [ 2702.403859][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.403859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.403859][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.403859][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.403859][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.403859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.403859][ T10] [ 2702.405816][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2702.406055][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2702.406055][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.406055][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.406055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.406055][ T10] ip6_route_add+0x1c/0x140 [ 2702.406055][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2702.406055][ T10] inet6_addr_add+0x4f8/0xa40 [ 2702.406055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.406055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.406055][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.406055][ T10] netlink_unicast+0x449/0x710 [ 2702.406055][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.406055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.406055][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.406055][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.406055][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.406055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.406055][ T10] [ 2702.408295][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2702.408295][ T10] netdev_get_by_index+0x5e/0x80 [ 2702.408295][ T10] fib6_nh_init+0x3d8/0x1580 [ 2702.408295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2702.408295][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2702.408295][ T10] ipv6_add_addr+0x411/0x2000 [ 2702.408295][ T10] inet6_addr_add+0x30e/0xa40 [ 2702.408295][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2702.408295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.408295][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.408295][ T10] netlink_unicast+0x449/0x710 [ 2702.408295][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.408295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.408295][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.408295][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.408295][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.408295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.408295][ T10] [ 2702.410554][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2702.410554][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2702.410554][ T10] ipv6_find_idev+0x102/0x170 [ 2702.410554][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.410554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.410554][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.410554][ T10] netlink_unicast+0x449/0x710 [ 2702.410554][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.410554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.410554][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.410554][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.410554][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.410554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.410554][ T10] [ 2702.412279][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2702.412279][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2702.412279][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2702.412279][ T10] ipv6_find_idev+0x102/0x170 [ 2702.412279][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2702.412279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2702.412279][ T10] netlink_rcv_skb+0x130/0x360 [ 2702.412279][ T10] netlink_unicast+0x449/0x710 [ 2702.412279][ T10] netlink_sendmsg+0x723/0xbe0 [ 2702.412279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2702.412279][ T10] ___sys_sendmsg+0xee/0x170 [ 2702.412279][ T10] __sys_sendmsg+0xcd/0x170 [ 2702.412279][ T10] do_syscall_64+0xc6/0x1e0 [ 2702.412279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2702.412279][ T10] [ 2704.678950][ T42] INFO: task modprobe:7624 blocked for more than 1105 seconds. [ 2704.679296][ T42] Not tainted 6.8.0-virtme #1 [ 2704.679417][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2704.679624][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2704.679913][ T42] Call Trace: [ 2704.680010][ T42] [ 2704.680081][ T42] __schedule+0x705/0x1ac0 [ 2704.680217][ T42] ? __pfx___schedule+0x10/0x10 [ 2704.680345][ T42] ? schedule+0x1a5/0x210 [ 2704.680445][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2704.680585][ T42] ? mark_lock+0x38/0x3e0 [ 2704.680680][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2704.680827][ T42] ? schedule+0x1a5/0x210 [ 2704.680927][ T42] schedule+0xdf/0x210 [ 2704.681024][ T42] schedule_preempt_disabled+0x15/0x30 [ 2704.681152][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2704.681283][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2704.681439][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2704.681572][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2704.681705][ T42] ? lock_acquire+0x1c1/0x220 [ 2704.681836][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2704.681970][ T42] down_write+0x1c9/0x200 [ 2704.682073][ T42] ? __pfx_down_write+0x10/0x10 [ 2704.682196][ T42] ? __pfx__printk+0x10/0x10 [ 2704.682326][ T42] ? __pfx___lock_release+0x10/0x10 [ 2704.682488][ T42] register_pernet_subsys+0x1a/0x50 [ 2704.682612][ T42] tcf_register_action+0xa3/0x600 [ 2704.682738][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2704.682910][ T42] do_one_initcall+0xc8/0x3f0 [ 2704.683038][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2704.683164][ T42] ? __create_object+0x5e/0xb0 [ 2704.683298][ T42] ? kasan_unpoison+0x27/0x60 [ 2704.683431][ T42] do_init_module+0x233/0x740 [ 2704.683577][ T42] load_module+0x16b5/0x2350 [ 2704.683713][ T42] ? __pfx_load_module+0x10/0x10 [ 2704.683857][ T42] ? kernel_read_file+0x3d2/0x520 [ 2704.683989][ T42] ? kernel_read_file+0x300/0x520 [ 2704.684118][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2704.684249][ T42] ? init_module_from_file+0xd2/0x130 [ 2704.684371][ T42] init_module_from_file+0xd2/0x130 [ 2704.684502][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2704.684662][ T42] ? __lock_release+0x103/0x460 [ 2704.684789][ T42] ? idempotent_init_module+0x32a/0x620 [ 2704.684947][ T42] ? idempotent_init_module+0x32a/0x620 [ 2704.685071][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2704.685200][ T42] idempotent_init_module+0x342/0x620 [ 2704.685326][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2704.685499][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2704.685628][ T42] do_syscall_64+0xc6/0x1e0 [ 2704.685760][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2704.686023][ T42] RIP: 0033:0x7fdecabcfe5d [ 2704.686153][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2704.686342][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2704.686530][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2704.686717][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2704.686909][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2704.687090][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2704.687286][ T42] [ 2704.687386][ T42] [ 2704.687386][ T42] Showing all locks held in the system: [ 2704.687566][ T42] 3 locks held by kworker/u16:0/10: [ 2704.687693][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2704.687971][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2704.688197][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2704.688415][ T42] 1 lock held by khungtaskd/42: [ 2704.688540][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2704.688765][ T42] 2 locks held by kworker/u18:1/62: [ 2704.688891][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2704.689141][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2704.689418][ T42] 1 lock held by modprobe/7624: [ 2704.689543][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2704.689816][ T42] [ 2704.689877][ T42] ============================================= [ 2704.689877][ T42] [ 2712.654955][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2712.655418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.655418][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2712.655418][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2712.655418][ T10] fib6_nh_init+0xa22/0x1580 [ 2712.655418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.655418][ T10] ip6_route_add+0x1c/0x140 [ 2712.655418][ T10] inet6_rtm_newroute+0x104/0x110 [ 2712.655418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.655418][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.655418][ T10] netlink_unicast+0x449/0x710 [ 2712.655418][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.655418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.655418][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.655418][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.655418][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.655418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.655418][ T10] [ 2712.657334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.657334][ T10] dst_init+0x84/0x4a0 [ 2712.657334][ T10] dst_alloc+0x97/0x150 [ 2712.657334][ T10] ip6_dst_alloc+0x23/0x90 [ 2712.657334][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2712.657334][ T10] ip6_pol_route+0x56f/0x840 [ 2712.657334][ T10] fib6_rule_lookup+0x456/0x630 [ 2712.657334][ T10] ip6_route_input+0x59c/0xa50 [ 2712.657334][ T10] ipv6_rcv+0x397/0x810 [ 2712.657334][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2712.657334][ T10] process_backlog+0x101/0x620 [ 2712.657334][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2712.657334][ T10] net_rx_action+0x495/0xbe0 [ 2712.657334][ T10] __do_softirq+0x1b5/0x7f6 [ 2712.657334][ T10] [ 2712.658989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.658989][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.658989][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.658989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.658989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2712.658989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2712.658989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2712.658989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2712.658989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2712.658989][ T10] addrconf_dad_begin+0x310/0x670 [ 2712.658989][ T10] addrconf_dad_work+0x10b/0xab0 [ 2712.658989][ T10] process_one_work+0x84d/0x18a0 [ 2712.658989][ T10] worker_thread+0x587/0xd30 [ 2712.658989][ T10] kthread+0x28a/0x350 [ 2712.658989][ T10] ret_from_fork+0x31/0x70 [ 2712.658989][ T10] ret_from_fork_asm+0x1a/0x30 [ 2712.658989][ T10] [ 2712.660899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.660899][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.660899][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.660899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.660899][ T10] ip6_route_add+0x1c/0x140 [ 2712.660899][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2712.660899][ T10] inet6_addr_add+0x4f8/0xa40 [ 2712.660899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.660899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.660899][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.660899][ T10] netlink_unicast+0x449/0x710 [ 2712.660899][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.660899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.660899][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.660899][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.660899][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.660899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.660899][ T10] [ 2712.662935][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.662935][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.662935][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.662935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.662935][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2712.662935][ T10] ipv6_add_addr+0x411/0x2000 [ 2712.662935][ T10] inet6_addr_add+0x30e/0xa40 [ 2712.662935][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.662935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.662935][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.662935][ T10] netlink_unicast+0x449/0x710 [ 2712.662935][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.662935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.662935][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.662935][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.662935][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.662935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.662935][ T10] [ 2712.664937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.664937][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.664937][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.664937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.664937][ T10] ip6_route_add+0x1c/0x140 [ 2712.664937][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2712.664937][ T10] addrconf_add_dev+0xe2/0x170 [ 2712.664937][ T10] inet6_addr_add+0x12f/0xa40 [ 2712.664937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.664937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.664937][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.664937][ T10] netlink_unicast+0x449/0x710 [ 2712.664937][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.664937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.664937][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.664937][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.664937][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.664937][ T10] [ 2712.666902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.666902][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2712.666902][ T10] ipv6_find_idev+0x102/0x170 [ 2712.666902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.666902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.666902][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.666902][ T10] netlink_unicast+0x449/0x710 [ 2712.666902][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.666902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.666902][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.666902][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.666902][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.666902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.666902][ T10] [ 2712.668436][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2712.668436][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2712.668436][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2712.668436][ T10] ipv6_find_idev+0x102/0x170 [ 2712.668436][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.668436][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.668436][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.668436][ T10] netlink_unicast+0x449/0x710 [ 2712.668436][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.668436][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.668436][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.668436][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.668436][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.668436][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.668436][ T10] [ 2712.670130][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2712.670406][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2712.670406][ T10] dst_init+0x84/0x4a0 [ 2712.670406][ T10] dst_alloc+0x97/0x150 [ 2712.670406][ T10] ip6_dst_alloc+0x23/0x90 [ 2712.670406][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2712.670406][ T10] ip6_pol_route+0x56f/0x840 [ 2712.670406][ T10] fib6_rule_lookup+0x456/0x630 [ 2712.670406][ T10] ip6_route_input+0x59c/0xa50 [ 2712.670406][ T10] ipv6_rcv+0x397/0x810 [ 2712.670406][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2712.670406][ T10] process_backlog+0x101/0x620 [ 2712.670406][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2712.670406][ T10] net_rx_action+0x495/0xbe0 [ 2712.670406][ T10] __do_softirq+0x1b5/0x7f6 [ 2712.670406][ T10] [ 2712.672037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.672037][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2712.672037][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2712.672037][ T10] fib6_nh_init+0xa22/0x1580 [ 2712.672037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.672037][ T10] ip6_route_add+0x1c/0x140 [ 2712.672037][ T10] inet6_rtm_newroute+0x104/0x110 [ 2712.672037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.672037][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.672037][ T10] netlink_unicast+0x449/0x710 [ 2712.672037][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.672037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.672037][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.672037][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.672037][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.672037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.672037][ T10] [ 2712.673919][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.673919][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.673919][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.673919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.673919][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2712.673919][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2712.673919][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2712.673919][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2712.673919][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2712.673919][ T10] addrconf_dad_begin+0x310/0x670 [ 2712.673919][ T10] addrconf_dad_work+0x10b/0xab0 [ 2712.673919][ T10] process_one_work+0x84d/0x18a0 [ 2712.673919][ T10] worker_thread+0x587/0xd30 [ 2712.673919][ T10] kthread+0x28a/0x350 [ 2712.673919][ T10] ret_from_fork+0x31/0x70 [ 2712.673919][ T10] ret_from_fork_asm+0x1a/0x30 [ 2712.673919][ T10] [ 2712.675826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.675826][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.675826][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.675826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.675826][ T10] ip6_route_add+0x1c/0x140 [ 2712.675826][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2712.675826][ T10] inet6_addr_add+0x4f8/0xa40 [ 2712.675826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.675826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.675826][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.675826][ T10] netlink_unicast+0x449/0x710 [ 2712.675826][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.675826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.675826][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.675826][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.675826][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.675826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.675826][ T10] [ 2712.677835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.677835][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.677835][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.677835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.677835][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2712.677835][ T10] ipv6_add_addr+0x411/0x2000 [ 2712.677835][ T10] inet6_addr_add+0x30e/0xa40 [ 2712.677835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.677835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.677835][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.677835][ T10] netlink_unicast+0x449/0x710 [ 2712.677835][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.677835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.677835][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.677835][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.677835][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.677835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.677835][ T10] [ 2712.679831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.679831][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.679831][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.679831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.679831][ T10] ip6_route_add+0x1c/0x140 [ 2712.679831][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2712.679831][ T10] addrconf_add_dev+0xe2/0x170 [ 2712.679831][ T10] inet6_addr_add+0x12f/0xa40 [ 2712.679831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.679831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.679831][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.679831][ T10] netlink_unicast+0x449/0x710 [ 2712.679831][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.679831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.679831][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.679831][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.679831][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.679831][ T10] [ 2712.681968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.681968][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2712.681968][ T10] ipv6_find_idev+0x102/0x170 [ 2712.681968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.681968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.681968][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.681968][ T10] netlink_unicast+0x449/0x710 [ 2712.681968][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.681968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.681968][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.681968][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.681968][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.681968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.681968][ T10] [ 2712.683753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2712.683753][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2712.683753][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2712.683753][ T10] ipv6_find_idev+0x102/0x170 [ 2712.683753][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.683753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.683753][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.683753][ T10] netlink_unicast+0x449/0x710 [ 2712.683753][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.683753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.683753][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.683753][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.683753][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.683753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.683753][ T10] [ 2712.685621][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2712.685875][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2712.685875][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.685875][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.685875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.685875][ T10] ip6_route_add+0x1c/0x140 [ 2712.685875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2712.685875][ T10] inet6_addr_add+0x4f8/0xa40 [ 2712.685875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.685875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.685875][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.685875][ T10] netlink_unicast+0x449/0x710 [ 2712.685875][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.685875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.685875][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.685875][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.685875][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.685875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.685875][ T10] [ 2712.688113][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2712.688113][ T10] netdev_get_by_index+0x5e/0x80 [ 2712.688113][ T10] fib6_nh_init+0x3d8/0x1580 [ 2712.688113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2712.688113][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2712.688113][ T10] ipv6_add_addr+0x411/0x2000 [ 2712.688113][ T10] inet6_addr_add+0x30e/0xa40 [ 2712.688113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2712.688113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.688113][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.688113][ T10] netlink_unicast+0x449/0x710 [ 2712.688113][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.688113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.688113][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.688113][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.688113][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.688113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.688113][ T10] [ 2712.690354][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2712.690354][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2712.690354][ T10] ipv6_find_idev+0x102/0x170 [ 2712.690354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.690354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.690354][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.690354][ T10] netlink_unicast+0x449/0x710 [ 2712.690354][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.690354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.690354][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.690354][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.690354][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.690354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.690354][ T10] [ 2712.692128][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2712.692128][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2712.692128][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2712.692128][ T10] ipv6_find_idev+0x102/0x170 [ 2712.692128][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2712.692128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2712.692128][ T10] netlink_rcv_skb+0x130/0x360 [ 2712.692128][ T10] netlink_unicast+0x449/0x710 [ 2712.692128][ T10] netlink_sendmsg+0x723/0xbe0 [ 2712.692128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2712.692128][ T10] ___sys_sendmsg+0xee/0x170 [ 2712.692128][ T10] __sys_sendmsg+0xcd/0x170 [ 2712.692128][ T10] do_syscall_64+0xc6/0x1e0 [ 2712.692128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2712.692128][ T10] [ 2722.910878][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2722.911358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.911358][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2722.911358][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2722.911358][ T10] fib6_nh_init+0xa22/0x1580 [ 2722.911358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.911358][ T10] ip6_route_add+0x1c/0x140 [ 2722.911358][ T10] inet6_rtm_newroute+0x104/0x110 [ 2722.911358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.911358][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.911358][ T10] netlink_unicast+0x449/0x710 [ 2722.911358][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.911358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.911358][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.911358][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.911358][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.911358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.911358][ T10] [ 2722.913288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.913288][ T10] dst_init+0x84/0x4a0 [ 2722.913288][ T10] dst_alloc+0x97/0x150 [ 2722.913288][ T10] ip6_dst_alloc+0x23/0x90 [ 2722.913288][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2722.913288][ T10] ip6_pol_route+0x56f/0x840 [ 2722.913288][ T10] fib6_rule_lookup+0x456/0x630 [ 2722.913288][ T10] ip6_route_input+0x59c/0xa50 [ 2722.913288][ T10] ipv6_rcv+0x397/0x810 [ 2722.913288][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2722.913288][ T10] process_backlog+0x101/0x620 [ 2722.913288][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2722.913288][ T10] net_rx_action+0x495/0xbe0 [ 2722.913288][ T10] __do_softirq+0x1b5/0x7f6 [ 2722.913288][ T10] [ 2722.914943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.914943][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.914943][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.914943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.914943][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2722.914943][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2722.914943][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2722.914943][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2722.914943][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2722.914943][ T10] addrconf_dad_begin+0x310/0x670 [ 2722.914943][ T10] addrconf_dad_work+0x10b/0xab0 [ 2722.914943][ T10] process_one_work+0x84d/0x18a0 [ 2722.914943][ T10] worker_thread+0x587/0xd30 [ 2722.914943][ T10] kthread+0x28a/0x350 [ 2722.914943][ T10] ret_from_fork+0x31/0x70 [ 2722.914943][ T10] ret_from_fork_asm+0x1a/0x30 [ 2722.914943][ T10] [ 2722.916879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.916879][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.916879][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.916879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.916879][ T10] ip6_route_add+0x1c/0x140 [ 2722.916879][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2722.916879][ T10] inet6_addr_add+0x4f8/0xa40 [ 2722.916879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.916879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.916879][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.916879][ T10] netlink_unicast+0x449/0x710 [ 2722.916879][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.916879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.916879][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.916879][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.916879][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.916879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.916879][ T10] [ 2722.918891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.918891][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.918891][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.918891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.918891][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2722.918891][ T10] ipv6_add_addr+0x411/0x2000 [ 2722.918891][ T10] inet6_addr_add+0x30e/0xa40 [ 2722.918891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.918891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.918891][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.918891][ T10] netlink_unicast+0x449/0x710 [ 2722.918891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.918891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.918891][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.918891][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.918891][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.918891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.918891][ T10] [ 2722.920932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.920932][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.920932][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.920932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.920932][ T10] ip6_route_add+0x1c/0x140 [ 2722.920932][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2722.920932][ T10] addrconf_add_dev+0xe2/0x170 [ 2722.920932][ T10] inet6_addr_add+0x12f/0xa40 [ 2722.920932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.920932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.920932][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.920932][ T10] netlink_unicast+0x449/0x710 [ 2722.920932][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.920932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.920932][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.920932][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.920932][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.920932][ T10] [ 2722.922914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.922914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2722.922914][ T10] ipv6_find_idev+0x102/0x170 [ 2722.922914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.922914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.922914][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.922914][ T10] netlink_unicast+0x449/0x710 [ 2722.922914][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.922914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.922914][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.922914][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.922914][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.922914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.922914][ T10] [ 2722.924450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2722.924450][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2722.924450][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2722.924450][ T10] ipv6_find_idev+0x102/0x170 [ 2722.924450][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.924450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.924450][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.924450][ T10] netlink_unicast+0x449/0x710 [ 2722.924450][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.924450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.924450][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.924450][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.924450][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.924450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.924450][ T10] [ 2722.926147][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2722.926425][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2722.926425][ T10] dst_init+0x84/0x4a0 [ 2722.926425][ T10] dst_alloc+0x97/0x150 [ 2722.926425][ T10] ip6_dst_alloc+0x23/0x90 [ 2722.926425][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2722.926425][ T10] ip6_pol_route+0x56f/0x840 [ 2722.926425][ T10] fib6_rule_lookup+0x456/0x630 [ 2722.926425][ T10] ip6_route_input+0x59c/0xa50 [ 2722.926425][ T10] ipv6_rcv+0x397/0x810 [ 2722.926425][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2722.926425][ T10] process_backlog+0x101/0x620 [ 2722.926425][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2722.926425][ T10] net_rx_action+0x495/0xbe0 [ 2722.926425][ T10] __do_softirq+0x1b5/0x7f6 [ 2722.926425][ T10] [ 2722.928064][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.928064][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2722.928064][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2722.928064][ T10] fib6_nh_init+0xa22/0x1580 [ 2722.928064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.928064][ T10] ip6_route_add+0x1c/0x140 [ 2722.928064][ T10] inet6_rtm_newroute+0x104/0x110 [ 2722.928064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.928064][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.928064][ T10] netlink_unicast+0x449/0x710 [ 2722.928064][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.928064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.928064][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.928064][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.928064][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.928064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.928064][ T10] [ 2722.929956][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.929956][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.929956][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.929956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.929956][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2722.929956][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2722.929956][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2722.929956][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2722.929956][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2722.929956][ T10] addrconf_dad_begin+0x310/0x670 [ 2722.929956][ T10] addrconf_dad_work+0x10b/0xab0 [ 2722.929956][ T10] process_one_work+0x84d/0x18a0 [ 2722.929956][ T10] worker_thread+0x587/0xd30 [ 2722.929956][ T10] kthread+0x28a/0x350 [ 2722.929956][ T10] ret_from_fork+0x31/0x70 [ 2722.929956][ T10] ret_from_fork_asm+0x1a/0x30 [ 2722.929956][ T10] [ 2722.931873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.931873][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.931873][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.931873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.931873][ T10] ip6_route_add+0x1c/0x140 [ 2722.931873][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2722.931873][ T10] inet6_addr_add+0x4f8/0xa40 [ 2722.931873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.931873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.931873][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.931873][ T10] netlink_unicast+0x449/0x710 [ 2722.931873][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.931873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.931873][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.931873][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.931873][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.931873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.931873][ T10] [ 2722.933893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.933893][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.933893][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.933893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.933893][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2722.933893][ T10] ipv6_add_addr+0x411/0x2000 [ 2722.933893][ T10] inet6_addr_add+0x30e/0xa40 [ 2722.933893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.933893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.933893][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.933893][ T10] netlink_unicast+0x449/0x710 [ 2722.933893][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.933893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.933893][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.933893][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.933893][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.933893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.933893][ T10] [ 2722.935895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.935895][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.935895][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.935895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.935895][ T10] ip6_route_add+0x1c/0x140 [ 2722.935895][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2722.935895][ T10] addrconf_add_dev+0xe2/0x170 [ 2722.935895][ T10] inet6_addr_add+0x12f/0xa40 [ 2722.935895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.935895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.935895][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.935895][ T10] netlink_unicast+0x449/0x710 [ 2722.935895][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.935895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.935895][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.935895][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.935895][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.935895][ T10] [ 2722.938063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.938063][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2722.938063][ T10] ipv6_find_idev+0x102/0x170 [ 2722.938063][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.938063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.938063][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.938063][ T10] netlink_unicast+0x449/0x710 [ 2722.938063][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.938063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.938063][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.938063][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.938063][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.938063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.938063][ T10] [ 2722.939790][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2722.939790][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2722.939790][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2722.939790][ T10] ipv6_find_idev+0x102/0x170 [ 2722.939790][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.939790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.939790][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.939790][ T10] netlink_unicast+0x449/0x710 [ 2722.939790][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.939790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.939790][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.939790][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.939790][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.939790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.939790][ T10] [ 2722.941730][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2722.941984][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2722.941984][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.941984][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.941984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.941984][ T10] ip6_route_add+0x1c/0x140 [ 2722.941984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2722.941984][ T10] inet6_addr_add+0x4f8/0xa40 [ 2722.941984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.941984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.941984][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.941984][ T10] netlink_unicast+0x449/0x710 [ 2722.941984][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.941984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.941984][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.941984][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.941984][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.941984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.941984][ T10] [ 2722.944337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2722.944337][ T10] netdev_get_by_index+0x5e/0x80 [ 2722.944337][ T10] fib6_nh_init+0x3d8/0x1580 [ 2722.944337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2722.944337][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2722.944337][ T10] ipv6_add_addr+0x411/0x2000 [ 2722.944337][ T10] inet6_addr_add+0x30e/0xa40 [ 2722.944337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2722.944337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.944337][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.944337][ T10] netlink_unicast+0x449/0x710 [ 2722.944337][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.944337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.944337][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.944337][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.944337][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.944337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.944337][ T10] [ 2722.946581][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2722.946581][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2722.946581][ T10] ipv6_find_idev+0x102/0x170 [ 2722.946581][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.946581][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.946581][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.946581][ T10] netlink_unicast+0x449/0x710 [ 2722.946581][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.946581][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.946581][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.946581][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.946581][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.946581][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.946581][ T10] [ 2722.948318][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2722.948318][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2722.948318][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2722.948318][ T10] ipv6_find_idev+0x102/0x170 [ 2722.948318][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2722.948318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2722.948318][ T10] netlink_rcv_skb+0x130/0x360 [ 2722.948318][ T10] netlink_unicast+0x449/0x710 [ 2722.948318][ T10] netlink_sendmsg+0x723/0xbe0 [ 2722.948318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2722.948318][ T10] ___sys_sendmsg+0xee/0x170 [ 2722.948318][ T10] __sys_sendmsg+0xcd/0x170 [ 2722.948318][ T10] do_syscall_64+0xc6/0x1e0 [ 2722.948318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2722.948318][ T10] [ 2733.190962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2733.191352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.191352][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2733.191352][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2733.191352][ T10] fib6_nh_init+0xa22/0x1580 [ 2733.191352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.191352][ T10] ip6_route_add+0x1c/0x140 [ 2733.191352][ T10] inet6_rtm_newroute+0x104/0x110 [ 2733.191352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.191352][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.191352][ T10] netlink_unicast+0x449/0x710 [ 2733.191352][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.191352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.191352][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.191352][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.191352][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.191352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.191352][ T10] [ 2733.193274][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.193274][ T10] dst_init+0x84/0x4a0 [ 2733.193274][ T10] dst_alloc+0x97/0x150 [ 2733.193274][ T10] ip6_dst_alloc+0x23/0x90 [ 2733.193274][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2733.193274][ T10] ip6_pol_route+0x56f/0x840 [ 2733.193274][ T10] fib6_rule_lookup+0x456/0x630 [ 2733.193274][ T10] ip6_route_input+0x59c/0xa50 [ 2733.193274][ T10] ipv6_rcv+0x397/0x810 [ 2733.193274][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2733.193274][ T10] process_backlog+0x101/0x620 [ 2733.193274][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2733.193274][ T10] net_rx_action+0x495/0xbe0 [ 2733.193274][ T10] __do_softirq+0x1b5/0x7f6 [ 2733.193274][ T10] [ 2733.194934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.194934][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.194934][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.194934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.194934][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2733.194934][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2733.194934][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2733.194934][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2733.194934][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2733.194934][ T10] addrconf_dad_begin+0x310/0x670 [ 2733.194934][ T10] addrconf_dad_work+0x10b/0xab0 [ 2733.194934][ T10] process_one_work+0x84d/0x18a0 [ 2733.194934][ T10] worker_thread+0x587/0xd30 [ 2733.194934][ T10] kthread+0x28a/0x350 [ 2733.194934][ T10] ret_from_fork+0x31/0x70 [ 2733.194934][ T10] ret_from_fork_asm+0x1a/0x30 [ 2733.194934][ T10] [ 2733.196863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.196863][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.196863][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.196863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.196863][ T10] ip6_route_add+0x1c/0x140 [ 2733.196863][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2733.196863][ T10] inet6_addr_add+0x4f8/0xa40 [ 2733.196863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.196863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.196863][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.196863][ T10] netlink_unicast+0x449/0x710 [ 2733.196863][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.196863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.196863][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.196863][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.196863][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.196863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.196863][ T10] [ 2733.198879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.198879][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.198879][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.198879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.198879][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2733.198879][ T10] ipv6_add_addr+0x411/0x2000 [ 2733.198879][ T10] inet6_addr_add+0x30e/0xa40 [ 2733.198879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.198879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.198879][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.198879][ T10] netlink_unicast+0x449/0x710 [ 2733.198879][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.198879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.198879][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.198879][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.198879][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.198879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.198879][ T10] [ 2733.200916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.200916][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.200916][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.200916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.200916][ T10] ip6_route_add+0x1c/0x140 [ 2733.200916][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2733.200916][ T10] addrconf_add_dev+0xe2/0x170 [ 2733.200916][ T10] inet6_addr_add+0x12f/0xa40 [ 2733.200916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.200916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.200916][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.200916][ T10] netlink_unicast+0x449/0x710 [ 2733.200916][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.200916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.200916][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.200916][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.200916][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.200916][ T10] [ 2733.202891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.202891][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2733.202891][ T10] ipv6_find_idev+0x102/0x170 [ 2733.202891][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.202891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.202891][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.202891][ T10] netlink_unicast+0x449/0x710 [ 2733.202891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.202891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.202891][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.202891][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.202891][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.202891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.202891][ T10] [ 2733.204435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2733.204435][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2733.204435][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2733.204435][ T10] ipv6_find_idev+0x102/0x170 [ 2733.204435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.204435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.204435][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.204435][ T10] netlink_unicast+0x449/0x710 [ 2733.204435][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.204435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.204435][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.204435][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.204435][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.204435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.204435][ T10] [ 2733.206155][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2733.206426][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2733.206426][ T10] dst_init+0x84/0x4a0 [ 2733.206426][ T10] dst_alloc+0x97/0x150 [ 2733.206426][ T10] ip6_dst_alloc+0x23/0x90 [ 2733.206426][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2733.206426][ T10] ip6_pol_route+0x56f/0x840 [ 2733.206426][ T10] fib6_rule_lookup+0x456/0x630 [ 2733.206426][ T10] ip6_route_input+0x59c/0xa50 [ 2733.206426][ T10] ipv6_rcv+0x397/0x810 [ 2733.206426][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2733.206426][ T10] process_backlog+0x101/0x620 [ 2733.206426][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2733.206426][ T10] net_rx_action+0x495/0xbe0 [ 2733.206426][ T10] __do_softirq+0x1b5/0x7f6 [ 2733.206426][ T10] [ 2733.208075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.208075][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2733.208075][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2733.208075][ T10] fib6_nh_init+0xa22/0x1580 [ 2733.208075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.208075][ T10] ip6_route_add+0x1c/0x140 [ 2733.208075][ T10] inet6_rtm_newroute+0x104/0x110 [ 2733.208075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.208075][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.208075][ T10] netlink_unicast+0x449/0x710 [ 2733.208075][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.208075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.208075][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.208075][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.208075][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.208075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.208075][ T10] [ 2733.209964][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.209964][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.209964][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.209964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.209964][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2733.209964][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2733.209964][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2733.209964][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2733.209964][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2733.209964][ T10] addrconf_dad_begin+0x310/0x670 [ 2733.209964][ T10] addrconf_dad_work+0x10b/0xab0 [ 2733.209964][ T10] process_one_work+0x84d/0x18a0 [ 2733.209964][ T10] worker_thread+0x587/0xd30 [ 2733.209964][ T10] kthread+0x28a/0x350 [ 2733.209964][ T10] ret_from_fork+0x31/0x70 [ 2733.209964][ T10] ret_from_fork_asm+0x1a/0x30 [ 2733.209964][ T10] [ 2733.211881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.211881][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.211881][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.211881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.211881][ T10] ip6_route_add+0x1c/0x140 [ 2733.211881][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2733.211881][ T10] inet6_addr_add+0x4f8/0xa40 [ 2733.211881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.211881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.211881][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.211881][ T10] netlink_unicast+0x449/0x710 [ 2733.211881][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.211881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.211881][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.211881][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.211881][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.211881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.211881][ T10] [ 2733.213913][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.213913][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.213913][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.213913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.213913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2733.213913][ T10] ipv6_add_addr+0x411/0x2000 [ 2733.213913][ T10] inet6_addr_add+0x30e/0xa40 [ 2733.213913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.213913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.213913][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.213913][ T10] netlink_unicast+0x449/0x710 [ 2733.213913][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.213913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.213913][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.213913][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.213913][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.213913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.213913][ T10] [ 2733.215920][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.215920][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.215920][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.215920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.215920][ T10] ip6_route_add+0x1c/0x140 [ 2733.215920][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2733.215920][ T10] addrconf_add_dev+0xe2/0x170 [ 2733.215920][ T10] inet6_addr_add+0x12f/0xa40 [ 2733.215920][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.215920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.215920][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.215920][ T10] netlink_unicast+0x449/0x710 [ 2733.215920][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.215920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.215920][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.215920][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.215920][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.215920][ T10] [ 2733.218009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.218009][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2733.218009][ T10] ipv6_find_idev+0x102/0x170 [ 2733.218009][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.218009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.218009][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.218009][ T10] netlink_unicast+0x449/0x710 [ 2733.218009][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.218009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.218009][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.218009][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.218009][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.218009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.218009][ T10] [ 2733.219791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2733.219791][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2733.219791][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2733.219791][ T10] ipv6_find_idev+0x102/0x170 [ 2733.219791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.219791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.219791][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.219791][ T10] netlink_unicast+0x449/0x710 [ 2733.219791][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.219791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.219791][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.219791][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.219791][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.219791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.219791][ T10] [ 2733.222179][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2733.222494][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2733.222494][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.222494][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.222494][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.222494][ T10] ip6_route_add+0x1c/0x140 [ 2733.222494][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2733.222494][ T10] inet6_addr_add+0x4f8/0xa40 [ 2733.222494][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.222494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.222494][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.222494][ T10] netlink_unicast+0x449/0x710 [ 2733.222494][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.222494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.222494][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.222494][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.222494][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.222494][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.222494][ T10] [ 2733.224685][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2733.224685][ T10] netdev_get_by_index+0x5e/0x80 [ 2733.224685][ T10] fib6_nh_init+0x3d8/0x1580 [ 2733.224685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2733.224685][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2733.224685][ T10] ipv6_add_addr+0x411/0x2000 [ 2733.224685][ T10] inet6_addr_add+0x30e/0xa40 [ 2733.224685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2733.224685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.224685][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.224685][ T10] netlink_unicast+0x449/0x710 [ 2733.224685][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.224685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.224685][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.224685][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.224685][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.224685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.224685][ T10] [ 2733.226860][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2733.226860][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2733.226860][ T10] ipv6_find_idev+0x102/0x170 [ 2733.226860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.226860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.226860][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.226860][ T10] netlink_unicast+0x449/0x710 [ 2733.226860][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.226860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.226860][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.226860][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.226860][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.226860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.226860][ T10] [ 2733.228586][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2733.228586][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2733.228586][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2733.228586][ T10] ipv6_find_idev+0x102/0x170 [ 2733.228586][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2733.228586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2733.228586][ T10] netlink_rcv_skb+0x130/0x360 [ 2733.228586][ T10] netlink_unicast+0x449/0x710 [ 2733.228586][ T10] netlink_sendmsg+0x723/0xbe0 [ 2733.228586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2733.228586][ T10] ___sys_sendmsg+0xee/0x170 [ 2733.228586][ T10] __sys_sendmsg+0xcd/0x170 [ 2733.228586][ T10] do_syscall_64+0xc6/0x1e0 [ 2733.228586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2733.228586][ T10] [ 2743.470941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2743.471418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.471418][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2743.471418][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2743.471418][ T10] fib6_nh_init+0xa22/0x1580 [ 2743.471418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.471418][ T10] ip6_route_add+0x1c/0x140 [ 2743.471418][ T10] inet6_rtm_newroute+0x104/0x110 [ 2743.471418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.471418][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.471418][ T10] netlink_unicast+0x449/0x710 [ 2743.471418][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.471418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.471418][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.471418][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.471418][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.471418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.471418][ T10] [ 2743.473387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.473387][ T10] dst_init+0x84/0x4a0 [ 2743.473387][ T10] dst_alloc+0x97/0x150 [ 2743.473387][ T10] ip6_dst_alloc+0x23/0x90 [ 2743.473387][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2743.473387][ T10] ip6_pol_route+0x56f/0x840 [ 2743.473387][ T10] fib6_rule_lookup+0x456/0x630 [ 2743.473387][ T10] ip6_route_input+0x59c/0xa50 [ 2743.473387][ T10] ipv6_rcv+0x397/0x810 [ 2743.473387][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2743.473387][ T10] process_backlog+0x101/0x620 [ 2743.473387][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2743.473387][ T10] net_rx_action+0x495/0xbe0 [ 2743.473387][ T10] __do_softirq+0x1b5/0x7f6 [ 2743.473387][ T10] [ 2743.475072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.475072][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.475072][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.475072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.475072][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2743.475072][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2743.475072][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2743.475072][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2743.475072][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2743.475072][ T10] addrconf_dad_begin+0x310/0x670 [ 2743.475072][ T10] addrconf_dad_work+0x10b/0xab0 [ 2743.475072][ T10] process_one_work+0x84d/0x18a0 [ 2743.475072][ T10] worker_thread+0x587/0xd30 [ 2743.475072][ T10] kthread+0x28a/0x350 [ 2743.475072][ T10] ret_from_fork+0x31/0x70 [ 2743.475072][ T10] ret_from_fork_asm+0x1a/0x30 [ 2743.475072][ T10] [ 2743.477031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.477031][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.477031][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.477031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.477031][ T10] ip6_route_add+0x1c/0x140 [ 2743.477031][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2743.477031][ T10] inet6_addr_add+0x4f8/0xa40 [ 2743.477031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.477031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.477031][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.477031][ T10] netlink_unicast+0x449/0x710 [ 2743.477031][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.477031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.477031][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.477031][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.477031][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.477031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.477031][ T10] [ 2743.479074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.479074][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.479074][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.479074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.479074][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2743.479074][ T10] ipv6_add_addr+0x411/0x2000 [ 2743.479074][ T10] inet6_addr_add+0x30e/0xa40 [ 2743.479074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.479074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.479074][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.479074][ T10] netlink_unicast+0x449/0x710 [ 2743.479074][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.479074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.479074][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.479074][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.479074][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.479074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.479074][ T10] [ 2743.481124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.481124][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.481124][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.481124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.481124][ T10] ip6_route_add+0x1c/0x140 [ 2743.481124][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2743.481124][ T10] addrconf_add_dev+0xe2/0x170 [ 2743.481124][ T10] inet6_addr_add+0x12f/0xa40 [ 2743.481124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.481124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.481124][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.481124][ T10] netlink_unicast+0x449/0x710 [ 2743.481124][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.481124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.481124][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.481124][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.481124][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.481124][ T10] [ 2743.483523][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.483523][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2743.483523][ T10] ipv6_find_idev+0x102/0x170 [ 2743.483523][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.483523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.483523][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.483523][ T10] netlink_unicast+0x449/0x710 [ 2743.483523][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.483523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.483523][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.483523][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.483523][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.483523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.483523][ T10] [ 2743.485092][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2743.485092][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2743.485092][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2743.485092][ T10] ipv6_find_idev+0x102/0x170 [ 2743.485092][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.485092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.485092][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.485092][ T10] netlink_unicast+0x449/0x710 [ 2743.485092][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.485092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.485092][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.485092][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.485092][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.485092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.485092][ T10] [ 2743.486878][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2743.487169][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2743.487169][ T10] dst_init+0x84/0x4a0 [ 2743.487169][ T10] dst_alloc+0x97/0x150 [ 2743.487169][ T10] ip6_dst_alloc+0x23/0x90 [ 2743.487169][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2743.487169][ T10] ip6_pol_route+0x56f/0x840 [ 2743.487169][ T10] fib6_rule_lookup+0x456/0x630 [ 2743.487169][ T10] ip6_route_input+0x59c/0xa50 [ 2743.487169][ T10] ipv6_rcv+0x397/0x810 [ 2743.487169][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2743.487169][ T10] process_backlog+0x101/0x620 [ 2743.487169][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2743.487169][ T10] net_rx_action+0x495/0xbe0 [ 2743.487169][ T10] __do_softirq+0x1b5/0x7f6 [ 2743.487169][ T10] [ 2743.488846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.488846][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2743.488846][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2743.488846][ T10] fib6_nh_init+0xa22/0x1580 [ 2743.488846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.488846][ T10] ip6_route_add+0x1c/0x140 [ 2743.488846][ T10] inet6_rtm_newroute+0x104/0x110 [ 2743.488846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.488846][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.488846][ T10] netlink_unicast+0x449/0x710 [ 2743.488846][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.488846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.488846][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.488846][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.488846][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.488846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.488846][ T10] [ 2743.490776][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.490776][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.490776][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.490776][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.490776][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2743.490776][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2743.490776][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2743.490776][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2743.490776][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2743.490776][ T10] addrconf_dad_begin+0x310/0x670 [ 2743.490776][ T10] addrconf_dad_work+0x10b/0xab0 [ 2743.490776][ T10] process_one_work+0x84d/0x18a0 [ 2743.490776][ T10] worker_thread+0x587/0xd30 [ 2743.490776][ T10] kthread+0x28a/0x350 [ 2743.490776][ T10] ret_from_fork+0x31/0x70 [ 2743.490776][ T10] ret_from_fork_asm+0x1a/0x30 [ 2743.490776][ T10] [ 2743.492731][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.492731][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.492731][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.492731][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.492731][ T10] ip6_route_add+0x1c/0x140 [ 2743.492731][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2743.492731][ T10] inet6_addr_add+0x4f8/0xa40 [ 2743.492731][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.492731][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.492731][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.492731][ T10] netlink_unicast+0x449/0x710 [ 2743.492731][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.492731][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.492731][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.492731][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.492731][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.492731][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.492731][ T10] [ 2743.494768][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.494768][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.494768][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.494768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.494768][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2743.494768][ T10] ipv6_add_addr+0x411/0x2000 [ 2743.494768][ T10] inet6_addr_add+0x30e/0xa40 [ 2743.494768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.494768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.494768][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.494768][ T10] netlink_unicast+0x449/0x710 [ 2743.494768][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.494768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.494768][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.494768][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.494768][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.494768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.494768][ T10] [ 2743.496815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.496815][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.496815][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.496815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.496815][ T10] ip6_route_add+0x1c/0x140 [ 2743.496815][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2743.496815][ T10] addrconf_add_dev+0xe2/0x170 [ 2743.496815][ T10] inet6_addr_add+0x12f/0xa40 [ 2743.496815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.496815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.496815][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.496815][ T10] netlink_unicast+0x449/0x710 [ 2743.496815][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.496815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.496815][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.496815][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.496815][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.496815][ T10] [ 2743.498957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.498957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2743.498957][ T10] ipv6_find_idev+0x102/0x170 [ 2743.498957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.498957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.498957][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.498957][ T10] netlink_unicast+0x449/0x710 [ 2743.498957][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.498957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.498957][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.498957][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.498957][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.498957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.498957][ T10] [ 2743.500760][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2743.500760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2743.500760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2743.500760][ T10] ipv6_find_idev+0x102/0x170 [ 2743.500760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.500760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.500760][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.500760][ T10] netlink_unicast+0x449/0x710 [ 2743.500760][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.500760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.500760][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.500760][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.500760][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.500760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.500760][ T10] [ 2743.502838][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2743.503089][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2743.503089][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.503089][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.503089][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.503089][ T10] ip6_route_add+0x1c/0x140 [ 2743.503089][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2743.503089][ T10] inet6_addr_add+0x4f8/0xa40 [ 2743.503089][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.503089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.503089][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.503089][ T10] netlink_unicast+0x449/0x710 [ 2743.503089][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.503089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.503089][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.503089][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.503089][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.503089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.503089][ T10] [ 2743.505370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2743.505370][ T10] netdev_get_by_index+0x5e/0x80 [ 2743.505370][ T10] fib6_nh_init+0x3d8/0x1580 [ 2743.505370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2743.505370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2743.505370][ T10] ipv6_add_addr+0x411/0x2000 [ 2743.505370][ T10] inet6_addr_add+0x30e/0xa40 [ 2743.505370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2743.505370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.505370][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.505370][ T10] netlink_unicast+0x449/0x710 [ 2743.505370][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.505370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.505370][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.505370][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.505370][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.505370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.505370][ T10] [ 2743.508184][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2743.508184][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2743.508184][ T10] ipv6_find_idev+0x102/0x170 [ 2743.508184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.508184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.508184][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.508184][ T10] netlink_unicast+0x449/0x710 [ 2743.508184][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.508184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.508184][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.508184][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.508184][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.508184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.508184][ T10] [ 2743.510305][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2743.510305][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2743.510305][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2743.510305][ T10] ipv6_find_idev+0x102/0x170 [ 2743.510305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2743.510305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2743.510305][ T10] netlink_rcv_skb+0x130/0x360 [ 2743.510305][ T10] netlink_unicast+0x449/0x710 [ 2743.510305][ T10] netlink_sendmsg+0x723/0xbe0 [ 2743.510305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2743.510305][ T10] ___sys_sendmsg+0xee/0x170 [ 2743.510305][ T10] __sys_sendmsg+0xcd/0x170 [ 2743.510305][ T10] do_syscall_64+0xc6/0x1e0 [ 2743.510305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2743.510305][ T10] [ 2753.750954][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2753.751364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.751364][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2753.751364][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2753.751364][ T10] fib6_nh_init+0xa22/0x1580 [ 2753.751364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.751364][ T10] ip6_route_add+0x1c/0x140 [ 2753.751364][ T10] inet6_rtm_newroute+0x104/0x110 [ 2753.751364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.751364][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.751364][ T10] netlink_unicast+0x449/0x710 [ 2753.751364][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.751364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.751364][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.751364][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.751364][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.751364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.751364][ T10] [ 2753.753327][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.753327][ T10] dst_init+0x84/0x4a0 [ 2753.753327][ T10] dst_alloc+0x97/0x150 [ 2753.753327][ T10] ip6_dst_alloc+0x23/0x90 [ 2753.753327][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2753.753327][ T10] ip6_pol_route+0x56f/0x840 [ 2753.753327][ T10] fib6_rule_lookup+0x456/0x630 [ 2753.753327][ T10] ip6_route_input+0x59c/0xa50 [ 2753.753327][ T10] ipv6_rcv+0x397/0x810 [ 2753.753327][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2753.753327][ T10] process_backlog+0x101/0x620 [ 2753.753327][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2753.753327][ T10] net_rx_action+0x495/0xbe0 [ 2753.753327][ T10] __do_softirq+0x1b5/0x7f6 [ 2753.753327][ T10] [ 2753.755023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.755023][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.755023][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.755023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.755023][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2753.755023][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2753.755023][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2753.755023][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2753.755023][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2753.755023][ T10] addrconf_dad_begin+0x310/0x670 [ 2753.755023][ T10] addrconf_dad_work+0x10b/0xab0 [ 2753.755023][ T10] process_one_work+0x84d/0x18a0 [ 2753.755023][ T10] worker_thread+0x587/0xd30 [ 2753.755023][ T10] kthread+0x28a/0x350 [ 2753.755023][ T10] ret_from_fork+0x31/0x70 [ 2753.755023][ T10] ret_from_fork_asm+0x1a/0x30 [ 2753.755023][ T10] [ 2753.757062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.757062][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.757062][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.757062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.757062][ T10] ip6_route_add+0x1c/0x140 [ 2753.757062][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2753.757062][ T10] inet6_addr_add+0x4f8/0xa40 [ 2753.757062][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.757062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.757062][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.757062][ T10] netlink_unicast+0x449/0x710 [ 2753.757062][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.757062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.757062][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.757062][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.757062][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.757062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.757062][ T10] [ 2753.759119][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.759119][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.759119][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.759119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.759119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2753.759119][ T10] ipv6_add_addr+0x411/0x2000 [ 2753.759119][ T10] inet6_addr_add+0x30e/0xa40 [ 2753.759119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.759119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.759119][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.759119][ T10] netlink_unicast+0x449/0x710 [ 2753.759119][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.759119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.759119][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.759119][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.759119][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.759119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.759119][ T10] [ 2753.761146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.761146][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.761146][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.761146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.761146][ T10] ip6_route_add+0x1c/0x140 [ 2753.761146][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2753.761146][ T10] addrconf_add_dev+0xe2/0x170 [ 2753.761146][ T10] inet6_addr_add+0x12f/0xa40 [ 2753.761146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.761146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.761146][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.761146][ T10] netlink_unicast+0x449/0x710 [ 2753.761146][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.761146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.761146][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.761146][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.761146][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.761146][ T10] [ 2753.763149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.763149][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2753.763149][ T10] ipv6_find_idev+0x102/0x170 [ 2753.763149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.763149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.763149][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.763149][ T10] netlink_unicast+0x449/0x710 [ 2753.763149][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.763149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.763149][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.763149][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.763149][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.763149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.763149][ T10] [ 2753.764721][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2753.764721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2753.764721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2753.764721][ T10] ipv6_find_idev+0x102/0x170 [ 2753.764721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.764721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.764721][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.764721][ T10] netlink_unicast+0x449/0x710 [ 2753.764721][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.764721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.764721][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.764721][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.764721][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.764721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.764721][ T10] [ 2753.766464][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2753.766748][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2753.766748][ T10] dst_init+0x84/0x4a0 [ 2753.766748][ T10] dst_alloc+0x97/0x150 [ 2753.766748][ T10] ip6_dst_alloc+0x23/0x90 [ 2753.766748][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2753.766748][ T10] ip6_pol_route+0x56f/0x840 [ 2753.766748][ T10] fib6_rule_lookup+0x456/0x630 [ 2753.766748][ T10] ip6_route_input+0x59c/0xa50 [ 2753.766748][ T10] ipv6_rcv+0x397/0x810 [ 2753.766748][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2753.766748][ T10] process_backlog+0x101/0x620 [ 2753.766748][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2753.766748][ T10] net_rx_action+0x495/0xbe0 [ 2753.766748][ T10] __do_softirq+0x1b5/0x7f6 [ 2753.766748][ T10] [ 2753.768419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.768419][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2753.768419][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2753.768419][ T10] fib6_nh_init+0xa22/0x1580 [ 2753.768419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.768419][ T10] ip6_route_add+0x1c/0x140 [ 2753.768419][ T10] inet6_rtm_newroute+0x104/0x110 [ 2753.768419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.768419][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.768419][ T10] netlink_unicast+0x449/0x710 [ 2753.768419][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.768419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.768419][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.768419][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.768419][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.768419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.768419][ T10] [ 2753.770339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.770339][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.770339][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.770339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.770339][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2753.770339][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2753.770339][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2753.770339][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2753.770339][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2753.770339][ T10] addrconf_dad_begin+0x310/0x670 [ 2753.770339][ T10] addrconf_dad_work+0x10b/0xab0 [ 2753.770339][ T10] process_one_work+0x84d/0x18a0 [ 2753.770339][ T10] worker_thread+0x587/0xd30 [ 2753.770339][ T10] kthread+0x28a/0x350 [ 2753.770339][ T10] ret_from_fork+0x31/0x70 [ 2753.770339][ T10] ret_from_fork_asm+0x1a/0x30 [ 2753.770339][ T10] [ 2753.772295][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.772295][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.772295][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.772295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.772295][ T10] ip6_route_add+0x1c/0x140 [ 2753.772295][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2753.772295][ T10] inet6_addr_add+0x4f8/0xa40 [ 2753.772295][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.772295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.772295][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.772295][ T10] netlink_unicast+0x449/0x710 [ 2753.772295][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.772295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.772295][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.772295][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.772295][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.772295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.772295][ T10] [ 2753.774712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.774712][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.774712][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.774712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.774712][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2753.774712][ T10] ipv6_add_addr+0x411/0x2000 [ 2753.774712][ T10] inet6_addr_add+0x30e/0xa40 [ 2753.774712][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.774712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.774712][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.774712][ T10] netlink_unicast+0x449/0x710 [ 2753.774712][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.774712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.774712][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.774712][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.774712][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.774712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.774712][ T10] [ 2753.776750][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.776750][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.776750][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.776750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.776750][ T10] ip6_route_add+0x1c/0x140 [ 2753.776750][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2753.776750][ T10] addrconf_add_dev+0xe2/0x170 [ 2753.776750][ T10] inet6_addr_add+0x12f/0xa40 [ 2753.776750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.776750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.776750][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.776750][ T10] netlink_unicast+0x449/0x710 [ 2753.776750][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.776750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.776750][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.776750][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.776750][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.776750][ T10] [ 2753.778869][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.778869][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2753.778869][ T10] ipv6_find_idev+0x102/0x170 [ 2753.778869][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.778869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.778869][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.778869][ T10] netlink_unicast+0x449/0x710 [ 2753.778869][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.778869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.778869][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.778869][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.778869][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.778869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.778869][ T10] [ 2753.780721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2753.780721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2753.780721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2753.780721][ T10] ipv6_find_idev+0x102/0x170 [ 2753.780721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.780721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.780721][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.780721][ T10] netlink_unicast+0x449/0x710 [ 2753.780721][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.780721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.780721][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.780721][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.780721][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.780721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.780721][ T10] [ 2753.782731][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2753.782991][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2753.782991][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.782991][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.782991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.782991][ T10] ip6_route_add+0x1c/0x140 [ 2753.782991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2753.782991][ T10] inet6_addr_add+0x4f8/0xa40 [ 2753.782991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.782991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.782991][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.782991][ T10] netlink_unicast+0x449/0x710 [ 2753.782991][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.782991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.782991][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.782991][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.782991][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.782991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.782991][ T10] [ 2753.785276][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2753.785276][ T10] netdev_get_by_index+0x5e/0x80 [ 2753.785276][ T10] fib6_nh_init+0x3d8/0x1580 [ 2753.785276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2753.785276][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2753.785276][ T10] ipv6_add_addr+0x411/0x2000 [ 2753.785276][ T10] inet6_addr_add+0x30e/0xa40 [ 2753.785276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2753.785276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.785276][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.785276][ T10] netlink_unicast+0x449/0x710 [ 2753.785276][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.785276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.785276][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.785276][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.785276][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.785276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.785276][ T10] [ 2753.787550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2753.787550][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2753.787550][ T10] ipv6_find_idev+0x102/0x170 [ 2753.787550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.787550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.787550][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.787550][ T10] netlink_unicast+0x449/0x710 [ 2753.787550][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.787550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.787550][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.787550][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.787550][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.787550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.787550][ T10] [ 2753.789374][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2753.789374][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2753.789374][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2753.789374][ T10] ipv6_find_idev+0x102/0x170 [ 2753.789374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2753.789374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2753.789374][ T10] netlink_rcv_skb+0x130/0x360 [ 2753.789374][ T10] netlink_unicast+0x449/0x710 [ 2753.789374][ T10] netlink_sendmsg+0x723/0xbe0 [ 2753.789374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2753.789374][ T10] ___sys_sendmsg+0xee/0x170 [ 2753.789374][ T10] __sys_sendmsg+0xcd/0x170 [ 2753.789374][ T10] do_syscall_64+0xc6/0x1e0 [ 2753.789374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2753.789374][ T10] [ 2764.031019][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2764.031507][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.031507][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2764.031507][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2764.031507][ T10] fib6_nh_init+0xa22/0x1580 [ 2764.031507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.031507][ T10] ip6_route_add+0x1c/0x140 [ 2764.031507][ T10] inet6_rtm_newroute+0x104/0x110 [ 2764.031507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.031507][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.031507][ T10] netlink_unicast+0x449/0x710 [ 2764.031507][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.031507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.031507][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.031507][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.031507][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.031507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.031507][ T10] [ 2764.033429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.033429][ T10] dst_init+0x84/0x4a0 [ 2764.033429][ T10] dst_alloc+0x97/0x150 [ 2764.033429][ T10] ip6_dst_alloc+0x23/0x90 [ 2764.033429][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2764.033429][ T10] ip6_pol_route+0x56f/0x840 [ 2764.033429][ T10] fib6_rule_lookup+0x456/0x630 [ 2764.033429][ T10] ip6_route_input+0x59c/0xa50 [ 2764.033429][ T10] ipv6_rcv+0x397/0x810 [ 2764.033429][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2764.033429][ T10] process_backlog+0x101/0x620 [ 2764.033429][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2764.033429][ T10] net_rx_action+0x495/0xbe0 [ 2764.033429][ T10] __do_softirq+0x1b5/0x7f6 [ 2764.033429][ T10] [ 2764.035087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.035087][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.035087][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.035087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.035087][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2764.035087][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2764.035087][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2764.035087][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2764.035087][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2764.035087][ T10] addrconf_dad_begin+0x310/0x670 [ 2764.035087][ T10] addrconf_dad_work+0x10b/0xab0 [ 2764.035087][ T10] process_one_work+0x84d/0x18a0 [ 2764.035087][ T10] worker_thread+0x587/0xd30 [ 2764.035087][ T10] kthread+0x28a/0x350 [ 2764.035087][ T10] ret_from_fork+0x31/0x70 [ 2764.035087][ T10] ret_from_fork_asm+0x1a/0x30 [ 2764.035087][ T10] [ 2764.037005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.037005][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.037005][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.037005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.037005][ T10] ip6_route_add+0x1c/0x140 [ 2764.037005][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2764.037005][ T10] inet6_addr_add+0x4f8/0xa40 [ 2764.037005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.037005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.037005][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.037005][ T10] netlink_unicast+0x449/0x710 [ 2764.037005][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.037005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.037005][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.037005][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.037005][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.037005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.037005][ T10] [ 2764.039122][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.039122][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.039122][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.039122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.039122][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2764.039122][ T10] ipv6_add_addr+0x411/0x2000 [ 2764.039122][ T10] inet6_addr_add+0x30e/0xa40 [ 2764.039122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.039122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.039122][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.039122][ T10] netlink_unicast+0x449/0x710 [ 2764.039122][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.039122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.039122][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.039122][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.039122][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.039122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.039122][ T10] [ 2764.041135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.041135][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.041135][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.041135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.041135][ T10] ip6_route_add+0x1c/0x140 [ 2764.041135][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2764.041135][ T10] addrconf_add_dev+0xe2/0x170 [ 2764.041135][ T10] inet6_addr_add+0x12f/0xa40 [ 2764.041135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.041135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.041135][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.041135][ T10] netlink_unicast+0x449/0x710 [ 2764.041135][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.041135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.041135][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.041135][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.041135][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.041135][ T10] [ 2764.043117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.043117][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2764.043117][ T10] ipv6_find_idev+0x102/0x170 [ 2764.043117][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.043117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.043117][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.043117][ T10] netlink_unicast+0x449/0x710 [ 2764.043117][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.043117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.043117][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.043117][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.043117][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.043117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.043117][ T10] [ 2764.044656][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2764.044656][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2764.044656][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2764.044656][ T10] ipv6_find_idev+0x102/0x170 [ 2764.044656][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.044656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.044656][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.044656][ T10] netlink_unicast+0x449/0x710 [ 2764.044656][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.044656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.044656][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.044656][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.044656][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.044656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.044656][ T10] [ 2764.046362][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2764.046643][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2764.046643][ T10] dst_init+0x84/0x4a0 [ 2764.046643][ T10] dst_alloc+0x97/0x150 [ 2764.046643][ T10] ip6_dst_alloc+0x23/0x90 [ 2764.046643][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2764.046643][ T10] ip6_pol_route+0x56f/0x840 [ 2764.046643][ T10] fib6_rule_lookup+0x456/0x630 [ 2764.046643][ T10] ip6_route_input+0x59c/0xa50 [ 2764.046643][ T10] ipv6_rcv+0x397/0x810 [ 2764.046643][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2764.046643][ T10] process_backlog+0x101/0x620 [ 2764.046643][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2764.046643][ T10] net_rx_action+0x495/0xbe0 [ 2764.046643][ T10] __do_softirq+0x1b5/0x7f6 [ 2764.046643][ T10] [ 2764.048282][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.048282][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2764.048282][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2764.048282][ T10] fib6_nh_init+0xa22/0x1580 [ 2764.048282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.048282][ T10] ip6_route_add+0x1c/0x140 [ 2764.048282][ T10] inet6_rtm_newroute+0x104/0x110 [ 2764.048282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.048282][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.048282][ T10] netlink_unicast+0x449/0x710 [ 2764.048282][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.048282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.048282][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.048282][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.048282][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.048282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.048282][ T10] [ 2764.050168][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.050168][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.050168][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.050168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.050168][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2764.050168][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2764.050168][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2764.050168][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2764.050168][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2764.050168][ T10] addrconf_dad_begin+0x310/0x670 [ 2764.050168][ T10] addrconf_dad_work+0x10b/0xab0 [ 2764.050168][ T10] process_one_work+0x84d/0x18a0 [ 2764.050168][ T10] worker_thread+0x587/0xd30 [ 2764.050168][ T10] kthread+0x28a/0x350 [ 2764.050168][ T10] ret_from_fork+0x31/0x70 [ 2764.050168][ T10] ret_from_fork_asm+0x1a/0x30 [ 2764.050168][ T10] [ 2764.052091][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.052091][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.052091][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.052091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.052091][ T10] ip6_route_add+0x1c/0x140 [ 2764.052091][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2764.052091][ T10] inet6_addr_add+0x4f8/0xa40 [ 2764.052091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.052091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.052091][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.052091][ T10] netlink_unicast+0x449/0x710 [ 2764.052091][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.052091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.052091][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.052091][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.052091][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.052091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.052091][ T10] [ 2764.054233][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.054233][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.054233][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.054233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.054233][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2764.054233][ T10] ipv6_add_addr+0x411/0x2000 [ 2764.054233][ T10] inet6_addr_add+0x30e/0xa40 [ 2764.054233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.054233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.054233][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.054233][ T10] netlink_unicast+0x449/0x710 [ 2764.054233][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.054233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.054233][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.054233][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.054233][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.054233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.054233][ T10] [ 2764.056238][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.056238][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.056238][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.056238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.056238][ T10] ip6_route_add+0x1c/0x140 [ 2764.056238][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2764.056238][ T10] addrconf_add_dev+0xe2/0x170 [ 2764.056238][ T10] inet6_addr_add+0x12f/0xa40 [ 2764.056238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.056238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.056238][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.056238][ T10] netlink_unicast+0x449/0x710 [ 2764.056238][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.056238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.056238][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.056238][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.056238][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.056238][ T10] [ 2764.058339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.058339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2764.058339][ T10] ipv6_find_idev+0x102/0x170 [ 2764.058339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.058339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.058339][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.058339][ T10] netlink_unicast+0x449/0x710 [ 2764.058339][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.058339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.058339][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.058339][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.058339][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.058339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.058339][ T10] [ 2764.060058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2764.060058][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2764.060058][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2764.060058][ T10] ipv6_find_idev+0x102/0x170 [ 2764.060058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.060058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.060058][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.060058][ T10] netlink_unicast+0x449/0x710 [ 2764.060058][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.060058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.060058][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.060058][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.060058][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.060058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.060058][ T10] [ 2764.061989][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2764.062303][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2764.062303][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.062303][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.062303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.062303][ T10] ip6_route_add+0x1c/0x140 [ 2764.062303][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2764.062303][ T10] inet6_addr_add+0x4f8/0xa40 [ 2764.062303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.062303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.062303][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.062303][ T10] netlink_unicast+0x449/0x710 [ 2764.062303][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.062303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.062303][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.062303][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.062303][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.062303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.062303][ T10] [ 2764.064492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2764.064492][ T10] netdev_get_by_index+0x5e/0x80 [ 2764.064492][ T10] fib6_nh_init+0x3d8/0x1580 [ 2764.064492][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2764.064492][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2764.064492][ T10] ipv6_add_addr+0x411/0x2000 [ 2764.064492][ T10] inet6_addr_add+0x30e/0xa40 [ 2764.064492][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2764.064492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.064492][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.064492][ T10] netlink_unicast+0x449/0x710 [ 2764.064492][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.064492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.064492][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.064492][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.064492][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.064492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.064492][ T10] [ 2764.066676][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2764.066676][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2764.066676][ T10] ipv6_find_idev+0x102/0x170 [ 2764.066676][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.066676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.066676][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.066676][ T10] netlink_unicast+0x449/0x710 [ 2764.066676][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.066676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.066676][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.066676][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.066676][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.066676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.066676][ T10] [ 2764.068402][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2764.068402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2764.068402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2764.068402][ T10] ipv6_find_idev+0x102/0x170 [ 2764.068402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2764.068402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2764.068402][ T10] netlink_rcv_skb+0x130/0x360 [ 2764.068402][ T10] netlink_unicast+0x449/0x710 [ 2764.068402][ T10] netlink_sendmsg+0x723/0xbe0 [ 2764.068402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2764.068402][ T10] ___sys_sendmsg+0xee/0x170 [ 2764.068402][ T10] __sys_sendmsg+0xcd/0x170 [ 2764.068402][ T10] do_syscall_64+0xc6/0x1e0 [ 2764.068402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2764.068402][ T10] [ 2774.310923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2774.311381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.311381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2774.311381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2774.311381][ T10] fib6_nh_init+0xa22/0x1580 [ 2774.311381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.311381][ T10] ip6_route_add+0x1c/0x140 [ 2774.311381][ T10] inet6_rtm_newroute+0x104/0x110 [ 2774.311381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.311381][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.311381][ T10] netlink_unicast+0x449/0x710 [ 2774.311381][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.311381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.311381][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.311381][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.311381][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.311381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.311381][ T10] [ 2774.313305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.313305][ T10] dst_init+0x84/0x4a0 [ 2774.313305][ T10] dst_alloc+0x97/0x150 [ 2774.313305][ T10] ip6_dst_alloc+0x23/0x90 [ 2774.313305][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2774.313305][ T10] ip6_pol_route+0x56f/0x840 [ 2774.313305][ T10] fib6_rule_lookup+0x456/0x630 [ 2774.313305][ T10] ip6_route_input+0x59c/0xa50 [ 2774.313305][ T10] ipv6_rcv+0x397/0x810 [ 2774.313305][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2774.313305][ T10] process_backlog+0x101/0x620 [ 2774.313305][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2774.313305][ T10] net_rx_action+0x495/0xbe0 [ 2774.313305][ T10] __do_softirq+0x1b5/0x7f6 [ 2774.313305][ T10] [ 2774.314981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.314981][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.314981][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.314981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.314981][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2774.314981][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2774.314981][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2774.314981][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2774.314981][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2774.314981][ T10] addrconf_dad_begin+0x310/0x670 [ 2774.314981][ T10] addrconf_dad_work+0x10b/0xab0 [ 2774.314981][ T10] process_one_work+0x84d/0x18a0 [ 2774.314981][ T10] worker_thread+0x587/0xd30 [ 2774.314981][ T10] kthread+0x28a/0x350 [ 2774.314981][ T10] ret_from_fork+0x31/0x70 [ 2774.314981][ T10] ret_from_fork_asm+0x1a/0x30 [ 2774.314981][ T10] [ 2774.316908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.316908][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.316908][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.316908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.316908][ T10] ip6_route_add+0x1c/0x140 [ 2774.316908][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2774.316908][ T10] inet6_addr_add+0x4f8/0xa40 [ 2774.316908][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.316908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.316908][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.316908][ T10] netlink_unicast+0x449/0x710 [ 2774.316908][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.316908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.316908][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.316908][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.316908][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.316908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.316908][ T10] [ 2774.318922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.318922][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.318922][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.318922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.318922][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2774.318922][ T10] ipv6_add_addr+0x411/0x2000 [ 2774.318922][ T10] inet6_addr_add+0x30e/0xa40 [ 2774.318922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.318922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.318922][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.318922][ T10] netlink_unicast+0x449/0x710 [ 2774.318922][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.318922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.318922][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.318922][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.318922][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.318922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.318922][ T10] [ 2774.320938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.320938][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.320938][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.320938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.320938][ T10] ip6_route_add+0x1c/0x140 [ 2774.320938][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2774.320938][ T10] addrconf_add_dev+0xe2/0x170 [ 2774.320938][ T10] inet6_addr_add+0x12f/0xa40 [ 2774.320938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.320938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.320938][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.320938][ T10] netlink_unicast+0x449/0x710 [ 2774.320938][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.320938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.320938][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.320938][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.320938][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.320938][ T10] [ 2774.322944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.322944][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2774.322944][ T10] ipv6_find_idev+0x102/0x170 [ 2774.322944][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.322944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.322944][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.322944][ T10] netlink_unicast+0x449/0x710 [ 2774.322944][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.322944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.322944][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.322944][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.322944][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.322944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.322944][ T10] [ 2774.324495][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2774.324495][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2774.324495][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2774.324495][ T10] ipv6_find_idev+0x102/0x170 [ 2774.324495][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.324495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.324495][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.324495][ T10] netlink_unicast+0x449/0x710 [ 2774.324495][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.324495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.324495][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.324495][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.324495][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.324495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.324495][ T10] [ 2774.326202][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2774.326479][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2774.326479][ T10] dst_init+0x84/0x4a0 [ 2774.326479][ T10] dst_alloc+0x97/0x150 [ 2774.326479][ T10] ip6_dst_alloc+0x23/0x90 [ 2774.326479][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2774.326479][ T10] ip6_pol_route+0x56f/0x840 [ 2774.326479][ T10] fib6_rule_lookup+0x456/0x630 [ 2774.326479][ T10] ip6_route_input+0x59c/0xa50 [ 2774.326479][ T10] ipv6_rcv+0x397/0x810 [ 2774.326479][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2774.326479][ T10] process_backlog+0x101/0x620 [ 2774.326479][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2774.326479][ T10] net_rx_action+0x495/0xbe0 [ 2774.326479][ T10] __do_softirq+0x1b5/0x7f6 [ 2774.326479][ T10] [ 2774.328157][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.328157][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2774.328157][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2774.328157][ T10] fib6_nh_init+0xa22/0x1580 [ 2774.328157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.328157][ T10] ip6_route_add+0x1c/0x140 [ 2774.328157][ T10] inet6_rtm_newroute+0x104/0x110 [ 2774.328157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.328157][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.328157][ T10] netlink_unicast+0x449/0x710 [ 2774.328157][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.328157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.328157][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.328157][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.328157][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.328157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.328157][ T10] [ 2774.330051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.330051][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.330051][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.330051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.330051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2774.330051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2774.330051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2774.330051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2774.330051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2774.330051][ T10] addrconf_dad_begin+0x310/0x670 [ 2774.330051][ T10] addrconf_dad_work+0x10b/0xab0 [ 2774.330051][ T10] process_one_work+0x84d/0x18a0 [ 2774.330051][ T10] worker_thread+0x587/0xd30 [ 2774.330051][ T10] kthread+0x28a/0x350 [ 2774.330051][ T10] ret_from_fork+0x31/0x70 [ 2774.330051][ T10] ret_from_fork_asm+0x1a/0x30 [ 2774.330051][ T10] [ 2774.331988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.331988][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.331988][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.331988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.331988][ T10] ip6_route_add+0x1c/0x140 [ 2774.331988][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2774.331988][ T10] inet6_addr_add+0x4f8/0xa40 [ 2774.331988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.331988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.331988][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.331988][ T10] netlink_unicast+0x449/0x710 [ 2774.331988][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.331988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.331988][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.331988][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.331988][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.331988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.331988][ T10] [ 2774.334012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.334012][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.334012][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.334012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.334012][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2774.334012][ T10] ipv6_add_addr+0x411/0x2000 [ 2774.334012][ T10] inet6_addr_add+0x30e/0xa40 [ 2774.334012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.334012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.334012][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.334012][ T10] netlink_unicast+0x449/0x710 [ 2774.334012][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.334012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.334012][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.334012][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.334012][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.334012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.334012][ T10] [ 2774.336020][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.336020][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.336020][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.336020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.336020][ T10] ip6_route_add+0x1c/0x140 [ 2774.336020][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2774.336020][ T10] addrconf_add_dev+0xe2/0x170 [ 2774.336020][ T10] inet6_addr_add+0x12f/0xa40 [ 2774.336020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.336020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.336020][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.336020][ T10] netlink_unicast+0x449/0x710 [ 2774.336020][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.336020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.336020][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.336020][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.336020][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.336020][ T10] [ 2774.338186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.338186][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2774.338186][ T10] ipv6_find_idev+0x102/0x170 [ 2774.338186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.338186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.338186][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.338186][ T10] netlink_unicast+0x449/0x710 [ 2774.338186][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.338186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.338186][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.338186][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.338186][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.338186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.338186][ T10] [ 2774.339975][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2774.339975][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2774.339975][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2774.339975][ T10] ipv6_find_idev+0x102/0x170 [ 2774.339975][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.339975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.339975][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.339975][ T10] netlink_unicast+0x449/0x710 [ 2774.339975][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.339975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.339975][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.339975][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.339975][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.339975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.339975][ T10] [ 2774.341837][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2774.342086][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2774.342086][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.342086][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.342086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.342086][ T10] ip6_route_add+0x1c/0x140 [ 2774.342086][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2774.342086][ T10] inet6_addr_add+0x4f8/0xa40 [ 2774.342086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.342086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.342086][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.342086][ T10] netlink_unicast+0x449/0x710 [ 2774.342086][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.342086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.342086][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.342086][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.342086][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.342086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.342086][ T10] [ 2774.344391][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2774.344391][ T10] netdev_get_by_index+0x5e/0x80 [ 2774.344391][ T10] fib6_nh_init+0x3d8/0x1580 [ 2774.344391][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2774.344391][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2774.344391][ T10] ipv6_add_addr+0x411/0x2000 [ 2774.344391][ T10] inet6_addr_add+0x30e/0xa40 [ 2774.344391][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2774.344391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.344391][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.344391][ T10] netlink_unicast+0x449/0x710 [ 2774.344391][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.344391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.344391][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.344391][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.344391][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.344391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.344391][ T10] [ 2774.346562][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2774.346562][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2774.346562][ T10] ipv6_find_idev+0x102/0x170 [ 2774.346562][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.346562][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.346562][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.346562][ T10] netlink_unicast+0x449/0x710 [ 2774.346562][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.346562][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.346562][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.346562][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.346562][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.346562][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.346562][ T10] [ 2774.348341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2774.348341][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2774.348341][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2774.348341][ T10] ipv6_find_idev+0x102/0x170 [ 2774.348341][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2774.348341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2774.348341][ T10] netlink_rcv_skb+0x130/0x360 [ 2774.348341][ T10] netlink_unicast+0x449/0x710 [ 2774.348341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2774.348341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2774.348341][ T10] ___sys_sendmsg+0xee/0x170 [ 2774.348341][ T10] __sys_sendmsg+0xcd/0x170 [ 2774.348341][ T10] do_syscall_64+0xc6/0x1e0 [ 2774.348341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2774.348341][ T10] [ 2784.350938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2784.351389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.351389][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2784.351389][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2784.351389][ T10] fib6_nh_init+0xa22/0x1580 [ 2784.351389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.351389][ T10] ip6_route_add+0x1c/0x140 [ 2784.351389][ T10] inet6_rtm_newroute+0x104/0x110 [ 2784.351389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.351389][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.351389][ T10] netlink_unicast+0x449/0x710 [ 2784.351389][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.351389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.351389][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.351389][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.351389][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.351389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.351389][ T10] [ 2784.353334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.353334][ T10] dst_init+0x84/0x4a0 [ 2784.353334][ T10] dst_alloc+0x97/0x150 [ 2784.353334][ T10] ip6_dst_alloc+0x23/0x90 [ 2784.353334][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2784.353334][ T10] ip6_pol_route+0x56f/0x840 [ 2784.353334][ T10] fib6_rule_lookup+0x456/0x630 [ 2784.353334][ T10] ip6_route_input+0x59c/0xa50 [ 2784.353334][ T10] ipv6_rcv+0x397/0x810 [ 2784.353334][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2784.353334][ T10] process_backlog+0x101/0x620 [ 2784.353334][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2784.353334][ T10] net_rx_action+0x495/0xbe0 [ 2784.353334][ T10] __do_softirq+0x1b5/0x7f6 [ 2784.353334][ T10] [ 2784.354999][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.354999][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.354999][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.354999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.354999][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2784.354999][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2784.354999][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2784.354999][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2784.354999][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2784.354999][ T10] addrconf_dad_begin+0x310/0x670 [ 2784.354999][ T10] addrconf_dad_work+0x10b/0xab0 [ 2784.354999][ T10] process_one_work+0x84d/0x18a0 [ 2784.354999][ T10] worker_thread+0x587/0xd30 [ 2784.354999][ T10] kthread+0x28a/0x350 [ 2784.354999][ T10] ret_from_fork+0x31/0x70 [ 2784.354999][ T10] ret_from_fork_asm+0x1a/0x30 [ 2784.354999][ T10] [ 2784.357467][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.357467][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.357467][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.357467][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.357467][ T10] ip6_route_add+0x1c/0x140 [ 2784.357467][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2784.357467][ T10] inet6_addr_add+0x4f8/0xa40 [ 2784.357467][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.357467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.357467][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.357467][ T10] netlink_unicast+0x449/0x710 [ 2784.357467][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.357467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.357467][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.357467][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.357467][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.357467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.357467][ T10] [ 2784.359891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.359891][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.359891][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.359891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.359891][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2784.359891][ T10] ipv6_add_addr+0x411/0x2000 [ 2784.359891][ T10] inet6_addr_add+0x30e/0xa40 [ 2784.359891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.359891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.359891][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.359891][ T10] netlink_unicast+0x449/0x710 [ 2784.359891][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.359891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.359891][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.359891][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.359891][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.359891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.359891][ T10] [ 2784.361896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.361896][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.361896][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.361896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.361896][ T10] ip6_route_add+0x1c/0x140 [ 2784.361896][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2784.361896][ T10] addrconf_add_dev+0xe2/0x170 [ 2784.361896][ T10] inet6_addr_add+0x12f/0xa40 [ 2784.361896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.361896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.361896][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.361896][ T10] netlink_unicast+0x449/0x710 [ 2784.361896][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.361896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.361896][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.361896][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.361896][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.361896][ T10] [ 2784.363873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.363873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2784.363873][ T10] ipv6_find_idev+0x102/0x170 [ 2784.363873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.363873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.363873][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.363873][ T10] netlink_unicast+0x449/0x710 [ 2784.363873][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.363873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.363873][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.363873][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.363873][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.363873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.363873][ T10] [ 2784.365425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2784.365425][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2784.365425][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2784.365425][ T10] ipv6_find_idev+0x102/0x170 [ 2784.365425][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.365425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.365425][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.365425][ T10] netlink_unicast+0x449/0x710 [ 2784.365425][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.365425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.365425][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.365425][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.365425][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.365425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.365425][ T10] [ 2784.367117][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2784.367388][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2784.367388][ T10] dst_init+0x84/0x4a0 [ 2784.367388][ T10] dst_alloc+0x97/0x150 [ 2784.367388][ T10] ip6_dst_alloc+0x23/0x90 [ 2784.367388][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2784.367388][ T10] ip6_pol_route+0x56f/0x840 [ 2784.367388][ T10] fib6_rule_lookup+0x456/0x630 [ 2784.367388][ T10] ip6_route_input+0x59c/0xa50 [ 2784.367388][ T10] ipv6_rcv+0x397/0x810 [ 2784.367388][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2784.367388][ T10] process_backlog+0x101/0x620 [ 2784.367388][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2784.367388][ T10] net_rx_action+0x495/0xbe0 [ 2784.367388][ T10] __do_softirq+0x1b5/0x7f6 [ 2784.367388][ T10] [ 2784.369026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.369026][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2784.369026][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2784.369026][ T10] fib6_nh_init+0xa22/0x1580 [ 2784.369026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.369026][ T10] ip6_route_add+0x1c/0x140 [ 2784.369026][ T10] inet6_rtm_newroute+0x104/0x110 [ 2784.369026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.369026][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.369026][ T10] netlink_unicast+0x449/0x710 [ 2784.369026][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.369026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.369026][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.369026][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.369026][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.369026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.369026][ T10] [ 2784.370911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.370911][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.370911][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.370911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.370911][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2784.370911][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2784.370911][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2784.370911][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2784.370911][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2784.370911][ T10] addrconf_dad_begin+0x310/0x670 [ 2784.370911][ T10] addrconf_dad_work+0x10b/0xab0 [ 2784.370911][ T10] process_one_work+0x84d/0x18a0 [ 2784.370911][ T10] worker_thread+0x587/0xd30 [ 2784.370911][ T10] kthread+0x28a/0x350 [ 2784.370911][ T10] ret_from_fork+0x31/0x70 [ 2784.370911][ T10] ret_from_fork_asm+0x1a/0x30 [ 2784.370911][ T10] [ 2784.372837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.372837][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.372837][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.372837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.372837][ T10] ip6_route_add+0x1c/0x140 [ 2784.372837][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2784.372837][ T10] inet6_addr_add+0x4f8/0xa40 [ 2784.372837][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.372837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.372837][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.372837][ T10] netlink_unicast+0x449/0x710 [ 2784.372837][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.372837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.372837][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.372837][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.372837][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.372837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.372837][ T10] [ 2784.374994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.374994][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.374994][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.374994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.374994][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2784.374994][ T10] ipv6_add_addr+0x411/0x2000 [ 2784.374994][ T10] inet6_addr_add+0x30e/0xa40 [ 2784.374994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.374994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.374994][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.374994][ T10] netlink_unicast+0x449/0x710 [ 2784.374994][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.374994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.374994][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.374994][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.374994][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.374994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.374994][ T10] [ 2784.377002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.377002][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.377002][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.377002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.377002][ T10] ip6_route_add+0x1c/0x140 [ 2784.377002][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2784.377002][ T10] addrconf_add_dev+0xe2/0x170 [ 2784.377002][ T10] inet6_addr_add+0x12f/0xa40 [ 2784.377002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.377002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.377002][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.377002][ T10] netlink_unicast+0x449/0x710 [ 2784.377002][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.377002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.377002][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.377002][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.377002][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.377002][ T10] [ 2784.379232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.379232][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2784.379232][ T10] ipv6_find_idev+0x102/0x170 [ 2784.379232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.379232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.379232][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.379232][ T10] netlink_unicast+0x449/0x710 [ 2784.379232][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.379232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.379232][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.379232][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.379232][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.379232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.379232][ T10] [ 2784.380977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2784.380977][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2784.380977][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2784.380977][ T10] ipv6_find_idev+0x102/0x170 [ 2784.380977][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.380977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.380977][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.380977][ T10] netlink_unicast+0x449/0x710 [ 2784.380977][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.380977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.380977][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.380977][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.380977][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.380977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.380977][ T10] [ 2784.382909][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2784.383147][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2784.383147][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.383147][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.383147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.383147][ T10] ip6_route_add+0x1c/0x140 [ 2784.383147][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2784.383147][ T10] inet6_addr_add+0x4f8/0xa40 [ 2784.383147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.383147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.383147][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.383147][ T10] netlink_unicast+0x449/0x710 [ 2784.383147][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.383147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.383147][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.383147][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.383147][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.383147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.383147][ T10] [ 2784.385413][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2784.385413][ T10] netdev_get_by_index+0x5e/0x80 [ 2784.385413][ T10] fib6_nh_init+0x3d8/0x1580 [ 2784.385413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2784.385413][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2784.385413][ T10] ipv6_add_addr+0x411/0x2000 [ 2784.385413][ T10] inet6_addr_add+0x30e/0xa40 [ 2784.385413][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2784.385413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.385413][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.385413][ T10] netlink_unicast+0x449/0x710 [ 2784.385413][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.385413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.385413][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.385413][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.385413][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.385413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.385413][ T10] [ 2784.387614][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2784.387614][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2784.387614][ T10] ipv6_find_idev+0x102/0x170 [ 2784.387614][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.387614][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.387614][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.387614][ T10] netlink_unicast+0x449/0x710 [ 2784.387614][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.387614][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.387614][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.387614][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.387614][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.387614][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.387614][ T10] [ 2784.389351][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2784.389351][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2784.389351][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2784.389351][ T10] ipv6_find_idev+0x102/0x170 [ 2784.389351][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2784.389351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2784.389351][ T10] netlink_rcv_skb+0x130/0x360 [ 2784.389351][ T10] netlink_unicast+0x449/0x710 [ 2784.389351][ T10] netlink_sendmsg+0x723/0xbe0 [ 2784.389351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2784.389351][ T10] ___sys_sendmsg+0xee/0x170 [ 2784.389351][ T10] __sys_sendmsg+0xcd/0x170 [ 2784.389351][ T10] do_syscall_64+0xc6/0x1e0 [ 2784.389351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2784.389351][ T10] [ 2794.630935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2794.631419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.631419][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2794.631419][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2794.631419][ T10] fib6_nh_init+0xa22/0x1580 [ 2794.631419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.631419][ T10] ip6_route_add+0x1c/0x140 [ 2794.631419][ T10] inet6_rtm_newroute+0x104/0x110 [ 2794.631419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.631419][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.631419][ T10] netlink_unicast+0x449/0x710 [ 2794.631419][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.631419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.631419][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.631419][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.631419][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.631419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.631419][ T10] [ 2794.633347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.633347][ T10] dst_init+0x84/0x4a0 [ 2794.633347][ T10] dst_alloc+0x97/0x150 [ 2794.633347][ T10] ip6_dst_alloc+0x23/0x90 [ 2794.633347][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2794.633347][ T10] ip6_pol_route+0x56f/0x840 [ 2794.633347][ T10] fib6_rule_lookup+0x456/0x630 [ 2794.633347][ T10] ip6_route_input+0x59c/0xa50 [ 2794.633347][ T10] ipv6_rcv+0x397/0x810 [ 2794.633347][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2794.633347][ T10] process_backlog+0x101/0x620 [ 2794.633347][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2794.633347][ T10] net_rx_action+0x495/0xbe0 [ 2794.633347][ T10] __do_softirq+0x1b5/0x7f6 [ 2794.633347][ T10] [ 2794.635042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.635042][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.635042][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.635042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.635042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2794.635042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2794.635042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2794.635042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2794.635042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2794.635042][ T10] addrconf_dad_begin+0x310/0x670 [ 2794.635042][ T10] addrconf_dad_work+0x10b/0xab0 [ 2794.635042][ T10] process_one_work+0x84d/0x18a0 [ 2794.635042][ T10] worker_thread+0x587/0xd30 [ 2794.635042][ T10] kthread+0x28a/0x350 [ 2794.635042][ T10] ret_from_fork+0x31/0x70 [ 2794.635042][ T10] ret_from_fork_asm+0x1a/0x30 [ 2794.635042][ T10] [ 2794.636968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.636968][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.636968][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.636968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.636968][ T10] ip6_route_add+0x1c/0x140 [ 2794.636968][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2794.636968][ T10] inet6_addr_add+0x4f8/0xa40 [ 2794.636968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.636968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.636968][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.636968][ T10] netlink_unicast+0x449/0x710 [ 2794.636968][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.636968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.636968][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.636968][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.636968][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.636968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.636968][ T10] [ 2794.638976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.638976][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.638976][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.638976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.638976][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2794.638976][ T10] ipv6_add_addr+0x411/0x2000 [ 2794.638976][ T10] inet6_addr_add+0x30e/0xa40 [ 2794.638976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.638976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.638976][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.638976][ T10] netlink_unicast+0x449/0x710 [ 2794.638976][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.638976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.638976][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.638976][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.638976][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.638976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.638976][ T10] [ 2794.640991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.640991][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.640991][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.640991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.640991][ T10] ip6_route_add+0x1c/0x140 [ 2794.640991][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2794.640991][ T10] addrconf_add_dev+0xe2/0x170 [ 2794.640991][ T10] inet6_addr_add+0x12f/0xa40 [ 2794.640991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.640991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.640991][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.640991][ T10] netlink_unicast+0x449/0x710 [ 2794.640991][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.640991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.640991][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.640991][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.640991][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.640991][ T10] [ 2794.642964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.642964][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2794.642964][ T10] ipv6_find_idev+0x102/0x170 [ 2794.642964][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.642964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.642964][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.642964][ T10] netlink_unicast+0x449/0x710 [ 2794.642964][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.642964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.642964][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.642964][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.642964][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.642964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.642964][ T10] [ 2794.644503][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2794.644503][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2794.644503][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2794.644503][ T10] ipv6_find_idev+0x102/0x170 [ 2794.644503][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.644503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.644503][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.644503][ T10] netlink_unicast+0x449/0x710 [ 2794.644503][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.644503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.644503][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.644503][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.644503][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.644503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.644503][ T10] [ 2794.646207][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2794.646483][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2794.646483][ T10] dst_init+0x84/0x4a0 [ 2794.646483][ T10] dst_alloc+0x97/0x150 [ 2794.646483][ T10] ip6_dst_alloc+0x23/0x90 [ 2794.646483][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2794.646483][ T10] ip6_pol_route+0x56f/0x840 [ 2794.646483][ T10] fib6_rule_lookup+0x456/0x630 [ 2794.646483][ T10] ip6_route_input+0x59c/0xa50 [ 2794.646483][ T10] ipv6_rcv+0x397/0x810 [ 2794.646483][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2794.646483][ T10] process_backlog+0x101/0x620 [ 2794.646483][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2794.646483][ T10] net_rx_action+0x495/0xbe0 [ 2794.646483][ T10] __do_softirq+0x1b5/0x7f6 [ 2794.646483][ T10] [ 2794.648154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.648154][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2794.648154][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2794.648154][ T10] fib6_nh_init+0xa22/0x1580 [ 2794.648154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.648154][ T10] ip6_route_add+0x1c/0x140 [ 2794.648154][ T10] inet6_rtm_newroute+0x104/0x110 [ 2794.648154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.648154][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.648154][ T10] netlink_unicast+0x449/0x710 [ 2794.648154][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.648154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.648154][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.648154][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.648154][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.648154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.648154][ T10] [ 2794.650047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.650047][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.650047][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.650047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.650047][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2794.650047][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2794.650047][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2794.650047][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2794.650047][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2794.650047][ T10] addrconf_dad_begin+0x310/0x670 [ 2794.650047][ T10] addrconf_dad_work+0x10b/0xab0 [ 2794.650047][ T10] process_one_work+0x84d/0x18a0 [ 2794.650047][ T10] worker_thread+0x587/0xd30 [ 2794.650047][ T10] kthread+0x28a/0x350 [ 2794.650047][ T10] ret_from_fork+0x31/0x70 [ 2794.650047][ T10] ret_from_fork_asm+0x1a/0x30 [ 2794.650047][ T10] [ 2794.651957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.651957][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.651957][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.651957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.651957][ T10] ip6_route_add+0x1c/0x140 [ 2794.651957][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2794.651957][ T10] inet6_addr_add+0x4f8/0xa40 [ 2794.651957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.651957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.651957][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.651957][ T10] netlink_unicast+0x449/0x710 [ 2794.651957][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.651957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.651957][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.651957][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.651957][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.651957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.651957][ T10] [ 2794.653979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.653979][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.653979][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.653979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.653979][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2794.653979][ T10] ipv6_add_addr+0x411/0x2000 [ 2794.653979][ T10] inet6_addr_add+0x30e/0xa40 [ 2794.653979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.653979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.653979][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.653979][ T10] netlink_unicast+0x449/0x710 [ 2794.653979][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.653979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.653979][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.653979][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.653979][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.653979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.653979][ T10] [ 2794.655976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.655976][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.655976][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.655976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.655976][ T10] ip6_route_add+0x1c/0x140 [ 2794.655976][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2794.655976][ T10] addrconf_add_dev+0xe2/0x170 [ 2794.655976][ T10] inet6_addr_add+0x12f/0xa40 [ 2794.655976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.655976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.655976][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.655976][ T10] netlink_unicast+0x449/0x710 [ 2794.655976][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.655976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.655976][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.655976][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.655976][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.655976][ T10] [ 2794.658068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.658068][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2794.658068][ T10] ipv6_find_idev+0x102/0x170 [ 2794.658068][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.658068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.658068][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.658068][ T10] netlink_unicast+0x449/0x710 [ 2794.658068][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.658068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.658068][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.658068][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.658068][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.658068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.658068][ T10] [ 2794.659846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2794.659846][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2794.659846][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2794.659846][ T10] ipv6_find_idev+0x102/0x170 [ 2794.659846][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.659846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.659846][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.659846][ T10] netlink_unicast+0x449/0x710 [ 2794.659846][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.659846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.659846][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.659846][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.659846][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.659846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.659846][ T10] [ 2794.661703][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2794.661953][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2794.661953][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.661953][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.661953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.661953][ T10] ip6_route_add+0x1c/0x140 [ 2794.661953][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2794.661953][ T10] inet6_addr_add+0x4f8/0xa40 [ 2794.661953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.661953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.661953][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.661953][ T10] netlink_unicast+0x449/0x710 [ 2794.661953][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.661953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.661953][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.661953][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.661953][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.661953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.661953][ T10] [ 2794.664203][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2794.664203][ T10] netdev_get_by_index+0x5e/0x80 [ 2794.664203][ T10] fib6_nh_init+0x3d8/0x1580 [ 2794.664203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2794.664203][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2794.664203][ T10] ipv6_add_addr+0x411/0x2000 [ 2794.664203][ T10] inet6_addr_add+0x30e/0xa40 [ 2794.664203][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2794.664203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.664203][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.664203][ T10] netlink_unicast+0x449/0x710 [ 2794.664203][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.664203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.664203][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.664203][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.664203][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.664203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.664203][ T10] [ 2794.666455][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2794.666455][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2794.666455][ T10] ipv6_find_idev+0x102/0x170 [ 2794.666455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.666455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.666455][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.666455][ T10] netlink_unicast+0x449/0x710 [ 2794.666455][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.666455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.666455][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.666455][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.666455][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.666455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.666455][ T10] [ 2794.668245][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2794.668245][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2794.668245][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2794.668245][ T10] ipv6_find_idev+0x102/0x170 [ 2794.668245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2794.668245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2794.668245][ T10] netlink_rcv_skb+0x130/0x360 [ 2794.668245][ T10] netlink_unicast+0x449/0x710 [ 2794.668245][ T10] netlink_sendmsg+0x723/0xbe0 [ 2794.668245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2794.668245][ T10] ___sys_sendmsg+0xee/0x170 [ 2794.668245][ T10] __sys_sendmsg+0xcd/0x170 [ 2794.668245][ T10] do_syscall_64+0xc6/0x1e0 [ 2794.668245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2794.668245][ T10] [ 2804.798924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2804.799384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.799384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2804.799384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2804.799384][ T10] fib6_nh_init+0xa22/0x1580 [ 2804.799384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.799384][ T10] ip6_route_add+0x1c/0x140 [ 2804.799384][ T10] inet6_rtm_newroute+0x104/0x110 [ 2804.799384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.799384][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.799384][ T10] netlink_unicast+0x449/0x710 [ 2804.799384][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.799384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.799384][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.799384][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.799384][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.799384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.799384][ T10] [ 2804.801345][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.801345][ T10] dst_init+0x84/0x4a0 [ 2804.801345][ T10] dst_alloc+0x97/0x150 [ 2804.801345][ T10] ip6_dst_alloc+0x23/0x90 [ 2804.801345][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2804.801345][ T10] ip6_pol_route+0x56f/0x840 [ 2804.801345][ T10] fib6_rule_lookup+0x456/0x630 [ 2804.801345][ T10] ip6_route_input+0x59c/0xa50 [ 2804.801345][ T10] ipv6_rcv+0x397/0x810 [ 2804.801345][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2804.801345][ T10] process_backlog+0x101/0x620 [ 2804.801345][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2804.801345][ T10] net_rx_action+0x495/0xbe0 [ 2804.801345][ T10] __do_softirq+0x1b5/0x7f6 [ 2804.801345][ T10] [ 2804.803010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.803010][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.803010][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.803010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.803010][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2804.803010][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2804.803010][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2804.803010][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2804.803010][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2804.803010][ T10] addrconf_dad_begin+0x310/0x670 [ 2804.803010][ T10] addrconf_dad_work+0x10b/0xab0 [ 2804.803010][ T10] process_one_work+0x84d/0x18a0 [ 2804.803010][ T10] worker_thread+0x587/0xd30 [ 2804.803010][ T10] kthread+0x28a/0x350 [ 2804.803010][ T10] ret_from_fork+0x31/0x70 [ 2804.803010][ T10] ret_from_fork_asm+0x1a/0x30 [ 2804.803010][ T10] [ 2804.804935][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.804935][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.804935][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.804935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.804935][ T10] ip6_route_add+0x1c/0x140 [ 2804.804935][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2804.804935][ T10] inet6_addr_add+0x4f8/0xa40 [ 2804.804935][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.804935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.804935][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.804935][ T10] netlink_unicast+0x449/0x710 [ 2804.804935][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.804935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.804935][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.804935][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.804935][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.804935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.804935][ T10] [ 2804.806941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.806941][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.806941][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.806941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.806941][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2804.806941][ T10] ipv6_add_addr+0x411/0x2000 [ 2804.806941][ T10] inet6_addr_add+0x30e/0xa40 [ 2804.806941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.806941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.806941][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.806941][ T10] netlink_unicast+0x449/0x710 [ 2804.806941][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.806941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.806941][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.806941][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.806941][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.806941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.806941][ T10] [ 2804.808968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.808968][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.808968][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.808968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.808968][ T10] ip6_route_add+0x1c/0x140 [ 2804.808968][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2804.808968][ T10] addrconf_add_dev+0xe2/0x170 [ 2804.808968][ T10] inet6_addr_add+0x12f/0xa40 [ 2804.808968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.808968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.808968][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.808968][ T10] netlink_unicast+0x449/0x710 [ 2804.808968][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.808968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.808968][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.808968][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.808968][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.808968][ T10] [ 2804.810934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.810934][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2804.810934][ T10] ipv6_find_idev+0x102/0x170 [ 2804.810934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.810934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.810934][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.810934][ T10] netlink_unicast+0x449/0x710 [ 2804.810934][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.810934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.810934][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.810934][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.810934][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.810934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.810934][ T10] [ 2804.812485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2804.812485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2804.812485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2804.812485][ T10] ipv6_find_idev+0x102/0x170 [ 2804.812485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.812485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.812485][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.812485][ T10] netlink_unicast+0x449/0x710 [ 2804.812485][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.812485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.812485][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.812485][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.812485][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.812485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.812485][ T10] [ 2804.814188][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2804.814465][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2804.814465][ T10] dst_init+0x84/0x4a0 [ 2804.814465][ T10] dst_alloc+0x97/0x150 [ 2804.814465][ T10] ip6_dst_alloc+0x23/0x90 [ 2804.814465][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2804.814465][ T10] ip6_pol_route+0x56f/0x840 [ 2804.814465][ T10] fib6_rule_lookup+0x456/0x630 [ 2804.814465][ T10] ip6_route_input+0x59c/0xa50 [ 2804.814465][ T10] ipv6_rcv+0x397/0x810 [ 2804.814465][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2804.814465][ T10] process_backlog+0x101/0x620 [ 2804.814465][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2804.814465][ T10] net_rx_action+0x495/0xbe0 [ 2804.814465][ T10] __do_softirq+0x1b5/0x7f6 [ 2804.814465][ T10] [ 2804.816105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.816105][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2804.816105][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2804.816105][ T10] fib6_nh_init+0xa22/0x1580 [ 2804.816105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.816105][ T10] ip6_route_add+0x1c/0x140 [ 2804.816105][ T10] inet6_rtm_newroute+0x104/0x110 [ 2804.816105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.816105][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.816105][ T10] netlink_unicast+0x449/0x710 [ 2804.816105][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.816105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.816105][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.816105][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.816105][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.816105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.816105][ T10] [ 2804.817984][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.817984][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.817984][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.817984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.817984][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2804.817984][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2804.817984][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2804.817984][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2804.817984][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2804.817984][ T10] addrconf_dad_begin+0x310/0x670 [ 2804.817984][ T10] addrconf_dad_work+0x10b/0xab0 [ 2804.817984][ T10] process_one_work+0x84d/0x18a0 [ 2804.817984][ T10] worker_thread+0x587/0xd30 [ 2804.817984][ T10] kthread+0x28a/0x350 [ 2804.817984][ T10] ret_from_fork+0x31/0x70 [ 2804.817984][ T10] ret_from_fork_asm+0x1a/0x30 [ 2804.817984][ T10] [ 2804.819909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.819909][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.819909][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.819909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.819909][ T10] ip6_route_add+0x1c/0x140 [ 2804.819909][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2804.819909][ T10] inet6_addr_add+0x4f8/0xa40 [ 2804.819909][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.819909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.819909][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.819909][ T10] netlink_unicast+0x449/0x710 [ 2804.819909][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.819909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.819909][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.819909][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.819909][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.819909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.819909][ T10] [ 2804.821909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.821909][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.821909][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.821909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.821909][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2804.821909][ T10] ipv6_add_addr+0x411/0x2000 [ 2804.821909][ T10] inet6_addr_add+0x30e/0xa40 [ 2804.821909][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.821909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.821909][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.821909][ T10] netlink_unicast+0x449/0x710 [ 2804.821909][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.821909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.821909][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.821909][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.821909][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.821909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.821909][ T10] [ 2804.823928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.823928][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.823928][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.823928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.823928][ T10] ip6_route_add+0x1c/0x140 [ 2804.823928][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2804.823928][ T10] addrconf_add_dev+0xe2/0x170 [ 2804.823928][ T10] inet6_addr_add+0x12f/0xa40 [ 2804.823928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.823928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.823928][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.823928][ T10] netlink_unicast+0x449/0x710 [ 2804.823928][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.823928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.823928][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.823928][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.823928][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.823928][ T10] [ 2804.826011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.826011][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2804.826011][ T10] ipv6_find_idev+0x102/0x170 [ 2804.826011][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.826011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.826011][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.826011][ T10] netlink_unicast+0x449/0x710 [ 2804.826011][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.826011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.826011][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.826011][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.826011][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.826011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.826011][ T10] [ 2804.827796][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2804.827796][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2804.827796][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2804.827796][ T10] ipv6_find_idev+0x102/0x170 [ 2804.827796][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.827796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.827796][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.827796][ T10] netlink_unicast+0x449/0x710 [ 2804.827796][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.827796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.827796][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.827796][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.827796][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.827796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.827796][ T10] [ 2804.829743][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2804.829993][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2804.829993][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.829993][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.829993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.829993][ T10] ip6_route_add+0x1c/0x140 [ 2804.829993][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2804.829993][ T10] inet6_addr_add+0x4f8/0xa40 [ 2804.829993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.829993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.829993][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.829993][ T10] netlink_unicast+0x449/0x710 [ 2804.829993][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.829993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.829993][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.829993][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.829993][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.829993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.829993][ T10] [ 2804.832243][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2804.832243][ T10] netdev_get_by_index+0x5e/0x80 [ 2804.832243][ T10] fib6_nh_init+0x3d8/0x1580 [ 2804.832243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2804.832243][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2804.832243][ T10] ipv6_add_addr+0x411/0x2000 [ 2804.832243][ T10] inet6_addr_add+0x30e/0xa40 [ 2804.832243][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2804.832243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.832243][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.832243][ T10] netlink_unicast+0x449/0x710 [ 2804.832243][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.832243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.832243][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.832243][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.832243][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.832243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.832243][ T10] [ 2804.834423][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2804.834423][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2804.834423][ T10] ipv6_find_idev+0x102/0x170 [ 2804.834423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.834423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.834423][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.834423][ T10] netlink_unicast+0x449/0x710 [ 2804.834423][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.834423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.834423][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.834423][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.834423][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.834423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.834423][ T10] [ 2804.836211][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2804.836211][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2804.836211][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2804.836211][ T10] ipv6_find_idev+0x102/0x170 [ 2804.836211][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2804.836211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2804.836211][ T10] netlink_rcv_skb+0x130/0x360 [ 2804.836211][ T10] netlink_unicast+0x449/0x710 [ 2804.836211][ T10] netlink_sendmsg+0x723/0xbe0 [ 2804.836211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2804.836211][ T10] ___sys_sendmsg+0xee/0x170 [ 2804.836211][ T10] __sys_sendmsg+0xcd/0x170 [ 2804.836211][ T10] do_syscall_64+0xc6/0x1e0 [ 2804.836211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2804.836211][ T10] [ 2814.910969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2814.911434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.911434][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2814.911434][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2814.911434][ T10] fib6_nh_init+0xa22/0x1580 [ 2814.911434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.911434][ T10] ip6_route_add+0x1c/0x140 [ 2814.911434][ T10] inet6_rtm_newroute+0x104/0x110 [ 2814.911434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.911434][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.911434][ T10] netlink_unicast+0x449/0x710 [ 2814.911434][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.911434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.911434][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.911434][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.911434][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.911434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.911434][ T10] [ 2814.913352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.913352][ T10] dst_init+0x84/0x4a0 [ 2814.913352][ T10] dst_alloc+0x97/0x150 [ 2814.913352][ T10] ip6_dst_alloc+0x23/0x90 [ 2814.913352][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2814.913352][ T10] ip6_pol_route+0x56f/0x840 [ 2814.913352][ T10] fib6_rule_lookup+0x456/0x630 [ 2814.913352][ T10] ip6_route_input+0x59c/0xa50 [ 2814.913352][ T10] ipv6_rcv+0x397/0x810 [ 2814.913352][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2814.913352][ T10] process_backlog+0x101/0x620 [ 2814.913352][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2814.913352][ T10] net_rx_action+0x495/0xbe0 [ 2814.913352][ T10] __do_softirq+0x1b5/0x7f6 [ 2814.913352][ T10] [ 2814.915016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.915016][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.915016][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.915016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.915016][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2814.915016][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2814.915016][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2814.915016][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2814.915016][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2814.915016][ T10] addrconf_dad_begin+0x310/0x670 [ 2814.915016][ T10] addrconf_dad_work+0x10b/0xab0 [ 2814.915016][ T10] process_one_work+0x84d/0x18a0 [ 2814.915016][ T10] worker_thread+0x587/0xd30 [ 2814.915016][ T10] kthread+0x28a/0x350 [ 2814.915016][ T10] ret_from_fork+0x31/0x70 [ 2814.915016][ T10] ret_from_fork_asm+0x1a/0x30 [ 2814.915016][ T10] [ 2814.916961][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.916961][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.916961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.916961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.916961][ T10] ip6_route_add+0x1c/0x140 [ 2814.916961][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2814.916961][ T10] inet6_addr_add+0x4f8/0xa40 [ 2814.916961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.916961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.916961][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.916961][ T10] netlink_unicast+0x449/0x710 [ 2814.916961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.916961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.916961][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.916961][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.916961][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.916961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.916961][ T10] [ 2814.918992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.918992][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.918992][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.918992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.918992][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2814.918992][ T10] ipv6_add_addr+0x411/0x2000 [ 2814.918992][ T10] inet6_addr_add+0x30e/0xa40 [ 2814.918992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.918992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.918992][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.918992][ T10] netlink_unicast+0x449/0x710 [ 2814.918992][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.918992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.918992][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.918992][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.918992][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.918992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.918992][ T10] [ 2814.921049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.921049][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.921049][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.921049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.921049][ T10] ip6_route_add+0x1c/0x140 [ 2814.921049][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2814.921049][ T10] addrconf_add_dev+0xe2/0x170 [ 2814.921049][ T10] inet6_addr_add+0x12f/0xa40 [ 2814.921049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.921049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.921049][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.921049][ T10] netlink_unicast+0x449/0x710 [ 2814.921049][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.921049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.921049][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.921049][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.921049][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.921049][ T10] [ 2814.923046][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.923046][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2814.923046][ T10] ipv6_find_idev+0x102/0x170 [ 2814.923046][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.923046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.923046][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.923046][ T10] netlink_unicast+0x449/0x710 [ 2814.923046][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.923046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.923046][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.923046][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.923046][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.923046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.923046][ T10] [ 2814.924597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2814.924597][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2814.924597][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2814.924597][ T10] ipv6_find_idev+0x102/0x170 [ 2814.924597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.924597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.924597][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.924597][ T10] netlink_unicast+0x449/0x710 [ 2814.924597][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.924597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.924597][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.924597][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.924597][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.924597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.924597][ T10] [ 2814.926319][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2814.926594][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2814.926594][ T10] dst_init+0x84/0x4a0 [ 2814.926594][ T10] dst_alloc+0x97/0x150 [ 2814.926594][ T10] ip6_dst_alloc+0x23/0x90 [ 2814.926594][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2814.926594][ T10] ip6_pol_route+0x56f/0x840 [ 2814.926594][ T10] fib6_rule_lookup+0x456/0x630 [ 2814.926594][ T10] ip6_route_input+0x59c/0xa50 [ 2814.926594][ T10] ipv6_rcv+0x397/0x810 [ 2814.926594][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2814.926594][ T10] process_backlog+0x101/0x620 [ 2814.926594][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2814.926594][ T10] net_rx_action+0x495/0xbe0 [ 2814.926594][ T10] __do_softirq+0x1b5/0x7f6 [ 2814.926594][ T10] [ 2814.928247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.928247][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2814.928247][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2814.928247][ T10] fib6_nh_init+0xa22/0x1580 [ 2814.928247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.928247][ T10] ip6_route_add+0x1c/0x140 [ 2814.928247][ T10] inet6_rtm_newroute+0x104/0x110 [ 2814.928247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.928247][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.928247][ T10] netlink_unicast+0x449/0x710 [ 2814.928247][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.928247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.928247][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.928247][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.928247][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.928247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.928247][ T10] [ 2814.930141][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.930141][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.930141][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.930141][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.930141][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2814.930141][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2814.930141][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2814.930141][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2814.930141][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2814.930141][ T10] addrconf_dad_begin+0x310/0x670 [ 2814.930141][ T10] addrconf_dad_work+0x10b/0xab0 [ 2814.930141][ T10] process_one_work+0x84d/0x18a0 [ 2814.930141][ T10] worker_thread+0x587/0xd30 [ 2814.930141][ T10] kthread+0x28a/0x350 [ 2814.930141][ T10] ret_from_fork+0x31/0x70 [ 2814.930141][ T10] ret_from_fork_asm+0x1a/0x30 [ 2814.930141][ T10] [ 2814.932069][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.932069][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.932069][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.932069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.932069][ T10] ip6_route_add+0x1c/0x140 [ 2814.932069][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2814.932069][ T10] inet6_addr_add+0x4f8/0xa40 [ 2814.932069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.932069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.932069][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.932069][ T10] netlink_unicast+0x449/0x710 [ 2814.932069][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.932069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.932069][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.932069][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.932069][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.932069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.932069][ T10] [ 2814.934071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.934071][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.934071][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.934071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.934071][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2814.934071][ T10] ipv6_add_addr+0x411/0x2000 [ 2814.934071][ T10] inet6_addr_add+0x30e/0xa40 [ 2814.934071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.934071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.934071][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.934071][ T10] netlink_unicast+0x449/0x710 [ 2814.934071][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.934071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.934071][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.934071][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.934071][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.934071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.934071][ T10] [ 2814.936065][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.936065][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.936065][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.936065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.936065][ T10] ip6_route_add+0x1c/0x140 [ 2814.936065][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2814.936065][ T10] addrconf_add_dev+0xe2/0x170 [ 2814.936065][ T10] inet6_addr_add+0x12f/0xa40 [ 2814.936065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.936065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.936065][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.936065][ T10] netlink_unicast+0x449/0x710 [ 2814.936065][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.936065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.936065][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.936065][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.936065][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.936065][ T10] [ 2814.938145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.938145][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2814.938145][ T10] ipv6_find_idev+0x102/0x170 [ 2814.938145][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.938145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.938145][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.938145][ T10] netlink_unicast+0x449/0x710 [ 2814.938145][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.938145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.938145][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.938145][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.938145][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.938145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.938145][ T10] [ 2814.939882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2814.939882][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2814.939882][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2814.939882][ T10] ipv6_find_idev+0x102/0x170 [ 2814.939882][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.939882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.939882][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.939882][ T10] netlink_unicast+0x449/0x710 [ 2814.939882][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.939882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.939882][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.939882][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.939882][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.939882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.939882][ T10] [ 2814.941857][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2814.942101][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2814.942101][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.942101][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.942101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.942101][ T10] ip6_route_add+0x1c/0x140 [ 2814.942101][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2814.942101][ T10] inet6_addr_add+0x4f8/0xa40 [ 2814.942101][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.942101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.942101][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.942101][ T10] netlink_unicast+0x449/0x710 [ 2814.942101][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.942101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.942101][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.942101][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.942101][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.942101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.942101][ T10] [ 2814.944290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2814.944290][ T10] netdev_get_by_index+0x5e/0x80 [ 2814.944290][ T10] fib6_nh_init+0x3d8/0x1580 [ 2814.944290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2814.944290][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2814.944290][ T10] ipv6_add_addr+0x411/0x2000 [ 2814.944290][ T10] inet6_addr_add+0x30e/0xa40 [ 2814.944290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2814.944290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.944290][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.944290][ T10] netlink_unicast+0x449/0x710 [ 2814.944290][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.944290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.944290][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.944290][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.944290][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.944290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.944290][ T10] [ 2814.946467][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2814.946467][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2814.946467][ T10] ipv6_find_idev+0x102/0x170 [ 2814.946467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.946467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.946467][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.946467][ T10] netlink_unicast+0x449/0x710 [ 2814.946467][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.946467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.946467][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.946467][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.946467][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.946467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.946467][ T10] [ 2814.948205][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2814.948205][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2814.948205][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2814.948205][ T10] ipv6_find_idev+0x102/0x170 [ 2814.948205][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2814.948205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2814.948205][ T10] netlink_rcv_skb+0x130/0x360 [ 2814.948205][ T10] netlink_unicast+0x449/0x710 [ 2814.948205][ T10] netlink_sendmsg+0x723/0xbe0 [ 2814.948205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2814.948205][ T10] ___sys_sendmsg+0xee/0x170 [ 2814.948205][ T10] __sys_sendmsg+0xcd/0x170 [ 2814.948205][ T10] do_syscall_64+0xc6/0x1e0 [ 2814.948205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2814.948205][ T10] [ 2825.190914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2825.191383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.191383][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2825.191383][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2825.191383][ T10] fib6_nh_init+0xa22/0x1580 [ 2825.191383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.191383][ T10] ip6_route_add+0x1c/0x140 [ 2825.191383][ T10] inet6_rtm_newroute+0x104/0x110 [ 2825.191383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.191383][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.191383][ T10] netlink_unicast+0x449/0x710 [ 2825.191383][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.191383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.191383][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.191383][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.191383][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.191383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.191383][ T10] [ 2825.193354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.193354][ T10] dst_init+0x84/0x4a0 [ 2825.193354][ T10] dst_alloc+0x97/0x150 [ 2825.193354][ T10] ip6_dst_alloc+0x23/0x90 [ 2825.193354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2825.193354][ T10] ip6_pol_route+0x56f/0x840 [ 2825.193354][ T10] fib6_rule_lookup+0x456/0x630 [ 2825.193354][ T10] ip6_route_input+0x59c/0xa50 [ 2825.193354][ T10] ipv6_rcv+0x397/0x810 [ 2825.193354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2825.193354][ T10] process_backlog+0x101/0x620 [ 2825.193354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2825.193354][ T10] net_rx_action+0x495/0xbe0 [ 2825.193354][ T10] __do_softirq+0x1b5/0x7f6 [ 2825.193354][ T10] [ 2825.195035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.195035][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.195035][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.195035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.195035][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2825.195035][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2825.195035][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2825.195035][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2825.195035][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2825.195035][ T10] addrconf_dad_begin+0x310/0x670 [ 2825.195035][ T10] addrconf_dad_work+0x10b/0xab0 [ 2825.195035][ T10] process_one_work+0x84d/0x18a0 [ 2825.195035][ T10] worker_thread+0x587/0xd30 [ 2825.195035][ T10] kthread+0x28a/0x350 [ 2825.195035][ T10] ret_from_fork+0x31/0x70 [ 2825.195035][ T10] ret_from_fork_asm+0x1a/0x30 [ 2825.195035][ T10] [ 2825.197003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.197003][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.197003][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.197003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.197003][ T10] ip6_route_add+0x1c/0x140 [ 2825.197003][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2825.197003][ T10] inet6_addr_add+0x4f8/0xa40 [ 2825.197003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.197003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.197003][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.197003][ T10] netlink_unicast+0x449/0x710 [ 2825.197003][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.197003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.197003][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.197003][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.197003][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.197003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.197003][ T10] [ 2825.199038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.199038][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.199038][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.199038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.199038][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2825.199038][ T10] ipv6_add_addr+0x411/0x2000 [ 2825.199038][ T10] inet6_addr_add+0x30e/0xa40 [ 2825.199038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.199038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.199038][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.199038][ T10] netlink_unicast+0x449/0x710 [ 2825.199038][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.199038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.199038][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.199038][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.199038][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.199038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.199038][ T10] [ 2825.201096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.201096][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.201096][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.201096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.201096][ T10] ip6_route_add+0x1c/0x140 [ 2825.201096][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2825.201096][ T10] addrconf_add_dev+0xe2/0x170 [ 2825.201096][ T10] inet6_addr_add+0x12f/0xa40 [ 2825.201096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.201096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.201096][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.201096][ T10] netlink_unicast+0x449/0x710 [ 2825.201096][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.201096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.201096][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.201096][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.201096][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.201096][ T10] [ 2825.203103][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.203103][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2825.203103][ T10] ipv6_find_idev+0x102/0x170 [ 2825.203103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.203103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.203103][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.203103][ T10] netlink_unicast+0x449/0x710 [ 2825.203103][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.203103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.203103][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.203103][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.203103][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.203103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.203103][ T10] [ 2825.204680][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2825.204680][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2825.204680][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2825.204680][ T10] ipv6_find_idev+0x102/0x170 [ 2825.204680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.204680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.204680][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.204680][ T10] netlink_unicast+0x449/0x710 [ 2825.204680][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.204680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.204680][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.204680][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.204680][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.204680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.204680][ T10] [ 2825.206418][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2825.206696][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2825.206696][ T10] dst_init+0x84/0x4a0 [ 2825.206696][ T10] dst_alloc+0x97/0x150 [ 2825.206696][ T10] ip6_dst_alloc+0x23/0x90 [ 2825.206696][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2825.206696][ T10] ip6_pol_route+0x56f/0x840 [ 2825.206696][ T10] fib6_rule_lookup+0x456/0x630 [ 2825.206696][ T10] ip6_route_input+0x59c/0xa50 [ 2825.206696][ T10] ipv6_rcv+0x397/0x810 [ 2825.206696][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2825.206696][ T10] process_backlog+0x101/0x620 [ 2825.206696][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2825.206696][ T10] net_rx_action+0x495/0xbe0 [ 2825.206696][ T10] __do_softirq+0x1b5/0x7f6 [ 2825.206696][ T10] [ 2825.208365][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.208365][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2825.208365][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2825.208365][ T10] fib6_nh_init+0xa22/0x1580 [ 2825.208365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.208365][ T10] ip6_route_add+0x1c/0x140 [ 2825.208365][ T10] inet6_rtm_newroute+0x104/0x110 [ 2825.208365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.208365][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.208365][ T10] netlink_unicast+0x449/0x710 [ 2825.208365][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.208365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.208365][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.208365][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.208365][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.208365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.208365][ T10] [ 2825.210292][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.210292][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.210292][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.210292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.210292][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2825.210292][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2825.210292][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2825.210292][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2825.210292][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2825.210292][ T10] addrconf_dad_begin+0x310/0x670 [ 2825.210292][ T10] addrconf_dad_work+0x10b/0xab0 [ 2825.210292][ T10] process_one_work+0x84d/0x18a0 [ 2825.210292][ T10] worker_thread+0x587/0xd30 [ 2825.210292][ T10] kthread+0x28a/0x350 [ 2825.210292][ T10] ret_from_fork+0x31/0x70 [ 2825.210292][ T10] ret_from_fork_asm+0x1a/0x30 [ 2825.210292][ T10] [ 2825.212243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.212243][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.212243][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.212243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.212243][ T10] ip6_route_add+0x1c/0x140 [ 2825.212243][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2825.212243][ T10] inet6_addr_add+0x4f8/0xa40 [ 2825.212243][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.212243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.212243][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.212243][ T10] netlink_unicast+0x449/0x710 [ 2825.212243][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.212243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.212243][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.212243][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.212243][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.212243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.212243][ T10] [ 2825.214279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.214279][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.214279][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.214279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.214279][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2825.214279][ T10] ipv6_add_addr+0x411/0x2000 [ 2825.214279][ T10] inet6_addr_add+0x30e/0xa40 [ 2825.214279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.214279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.214279][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.214279][ T10] netlink_unicast+0x449/0x710 [ 2825.214279][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.214279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.214279][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.214279][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.214279][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.214279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.214279][ T10] [ 2825.216319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.216319][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.216319][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.216319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.216319][ T10] ip6_route_add+0x1c/0x140 [ 2825.216319][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2825.216319][ T10] addrconf_add_dev+0xe2/0x170 [ 2825.216319][ T10] inet6_addr_add+0x12f/0xa40 [ 2825.216319][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.216319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.216319][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.216319][ T10] netlink_unicast+0x449/0x710 [ 2825.216319][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.216319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.216319][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.216319][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.216319][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.216319][ T10] [ 2825.218456][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.218456][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2825.218456][ T10] ipv6_find_idev+0x102/0x170 [ 2825.218456][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.218456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.218456][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.218456][ T10] netlink_unicast+0x449/0x710 [ 2825.218456][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.218456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.218456][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.218456][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.218456][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.218456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.218456][ T10] [ 2825.220260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2825.220260][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2825.220260][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2825.220260][ T10] ipv6_find_idev+0x102/0x170 [ 2825.220260][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.220260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.220260][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.220260][ T10] netlink_unicast+0x449/0x710 [ 2825.220260][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.220260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.220260][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.220260][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.220260][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.220260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.220260][ T10] [ 2825.222217][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2825.222457][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2825.222457][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.222457][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.222457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.222457][ T10] ip6_route_add+0x1c/0x140 [ 2825.222457][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2825.222457][ T10] inet6_addr_add+0x4f8/0xa40 [ 2825.222457][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.222457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.222457][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.222457][ T10] netlink_unicast+0x449/0x710 [ 2825.222457][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.222457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.222457][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.222457][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.222457][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.222457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.222457][ T10] [ 2825.224728][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2825.224728][ T10] netdev_get_by_index+0x5e/0x80 [ 2825.224728][ T10] fib6_nh_init+0x3d8/0x1580 [ 2825.224728][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2825.224728][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2825.224728][ T10] ipv6_add_addr+0x411/0x2000 [ 2825.224728][ T10] inet6_addr_add+0x30e/0xa40 [ 2825.224728][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2825.224728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.224728][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.224728][ T10] netlink_unicast+0x449/0x710 [ 2825.224728][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.224728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.224728][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.224728][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.224728][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.224728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.224728][ T10] [ 2825.227029][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2825.227029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2825.227029][ T10] ipv6_find_idev+0x102/0x170 [ 2825.227029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.227029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.227029][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.227029][ T10] netlink_unicast+0x449/0x710 [ 2825.227029][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.227029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.227029][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.227029][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.227029][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.227029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.227029][ T10] [ 2825.228870][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2825.228870][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2825.228870][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2825.228870][ T10] ipv6_find_idev+0x102/0x170 [ 2825.228870][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2825.228870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2825.228870][ T10] netlink_rcv_skb+0x130/0x360 [ 2825.228870][ T10] netlink_unicast+0x449/0x710 [ 2825.228870][ T10] netlink_sendmsg+0x723/0xbe0 [ 2825.228870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2825.228870][ T10] ___sys_sendmsg+0xee/0x170 [ 2825.228870][ T10] __sys_sendmsg+0xcd/0x170 [ 2825.228870][ T10] do_syscall_64+0xc6/0x1e0 [ 2825.228870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2825.228870][ T10] [ 2827.558949][ T42] INFO: task modprobe:7624 blocked for more than 1228 seconds. [ 2827.559309][ T42] Not tainted 6.8.0-virtme #1 [ 2827.559427][ T42] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2827.559634][ T42] task:modprobe state:D stack:25856 pid:7624 tgid:7624 ppid:62 flags:0x00004002 [ 2827.559923][ T42] Call Trace: [ 2827.560019][ T42] [ 2827.560090][ T42] __schedule+0x705/0x1ac0 [ 2827.560228][ T42] ? __pfx___schedule+0x10/0x10 [ 2827.560357][ T42] ? schedule+0x1a5/0x210 [ 2827.560454][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2827.560595][ T42] ? mark_lock+0x38/0x3e0 [ 2827.560689][ T42] ? do_raw_spin_lock+0x131/0x270 [ 2827.560828][ T42] ? schedule+0x1a5/0x210 [ 2827.560927][ T42] schedule+0xdf/0x210 [ 2827.561024][ T42] schedule_preempt_disabled+0x15/0x30 [ 2827.561149][ T42] rwsem_down_write_slowpath+0x3af/0xab0 [ 2827.561282][ T42] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2827.561438][ T42] ? __pfx_console_unlock+0x10/0x10 [ 2827.561566][ T42] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2827.561697][ T42] ? lock_acquire+0x1c1/0x220 [ 2827.561831][ T42] ? register_pernet_subsys+0x1a/0x50 [ 2827.561982][ T42] down_write+0x1c9/0x200 [ 2827.562079][ T42] ? __pfx_down_write+0x10/0x10 [ 2827.562205][ T42] ? __pfx__printk+0x10/0x10 [ 2827.562337][ T42] ? __pfx___lock_release+0x10/0x10 [ 2827.562469][ T42] register_pernet_subsys+0x1a/0x50 [ 2827.562594][ T42] tcf_register_action+0xa3/0x600 [ 2827.562720][ T42] ? __pfx_gact_init_module+0x10/0x10 [act_gact] [ 2827.562893][ T42] do_one_initcall+0xc8/0x3f0 [ 2827.563024][ T42] ? __pfx_do_one_initcall+0x10/0x10 [ 2827.563150][ T42] ? __create_object+0x5e/0xb0 [ 2827.563278][ T42] ? kasan_unpoison+0x27/0x60 [ 2827.563413][ T42] do_init_module+0x233/0x740 [ 2827.563554][ T42] load_module+0x16b5/0x2350 [ 2827.563689][ T42] ? __pfx_load_module+0x10/0x10 [ 2827.563832][ T42] ? kernel_read_file+0x3d2/0x520 [ 2827.563977][ T42] ? kernel_read_file+0x300/0x520 [ 2827.564103][ T42] ? __pfx_kernel_read_file+0x10/0x10 [ 2827.564241][ T42] ? init_module_from_file+0xd2/0x130 [ 2827.564372][ T42] init_module_from_file+0xd2/0x130 [ 2827.564505][ T42] ? __pfx_init_module_from_file+0x10/0x10 [ 2827.564661][ T42] ? __lock_release+0x103/0x460 [ 2827.564788][ T42] ? idempotent_init_module+0x32a/0x620 [ 2827.564934][ T42] ? idempotent_init_module+0x32a/0x620 [ 2827.565058][ T42] ? do_raw_spin_unlock+0x58/0x220 [ 2827.565188][ T42] idempotent_init_module+0x342/0x620 [ 2827.565314][ T42] ? __pfx_idempotent_init_module+0x10/0x10 [ 2827.565490][ T42] __x64_sys_finit_module+0xbe/0x130 [ 2827.565622][ T42] do_syscall_64+0xc6/0x1e0 [ 2827.565752][ T42] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2827.565920][ T42] RIP: 0033:0x7fdecabcfe5d [ 2827.566048][ T42] RSP: 002b:00007ffd7d870ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2827.566236][ T42] RAX: ffffffffffffffda RBX: 0000559fac9c4c80 RCX: 00007fdecabcfe5d [ 2827.566421][ T42] RDX: 0000000000000000 RSI: 0000559f7bcd4a2a RDI: 0000000000000000 [ 2827.566611][ T42] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffd7d871020 [ 2827.566814][ T42] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7bcd4a2a [ 2827.566996][ T42] R13: 0000559fac9c4ac0 R14: 0000559fac9c50b0 R15: 0000559fac9c4cf1 [ 2827.567196][ T42] [ 2827.567295][ T42] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 2827.567502][ T42] [ 2827.567502][ T42] Showing all locks held in the system: [ 2827.567677][ T42] 3 locks held by kworker/u16:0/10: [ 2827.567821][ T42] #0: ffff88800190a948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2827.568077][ T42] #1: ffffc900000afda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2827.568293][ T42] #2: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xb60 [ 2827.568528][ T42] 1 lock held by khungtaskd/42: [ 2827.568646][ T42] #0: ffffffffb69591e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x350 [ 2827.568879][ T42] 2 locks held by kworker/u18:1/62: [ 2827.569000][ T42] #0: ffff888001161d48 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xfae/0x18a0 [ 2827.569246][ T42] #1: ffffc9000043fda0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x7cd/0x18a0 [ 2827.569538][ T42] 1 lock held by modprobe/7624: [ 2827.569655][ T42] #0: ffffffffb716a1d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_pernet_subsys+0x1a/0x50 [ 2827.569911][ T42] [ 2827.569975][ T42] ============================================= [ 2827.569975][ T42] [ 2835.470948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2835.471466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.471466][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2835.471466][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2835.471466][ T10] fib6_nh_init+0xa22/0x1580 [ 2835.471466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.471466][ T10] ip6_route_add+0x1c/0x140 [ 2835.471466][ T10] inet6_rtm_newroute+0x104/0x110 [ 2835.471466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.471466][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.471466][ T10] netlink_unicast+0x449/0x710 [ 2835.471466][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.471466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.471466][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.471466][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.471466][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.471466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.471466][ T10] [ 2835.473978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.473978][ T10] dst_init+0x84/0x4a0 [ 2835.473978][ T10] dst_alloc+0x97/0x150 [ 2835.473978][ T10] ip6_dst_alloc+0x23/0x90 [ 2835.473978][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2835.473978][ T10] ip6_pol_route+0x56f/0x840 [ 2835.473978][ T10] fib6_rule_lookup+0x456/0x630 [ 2835.473978][ T10] ip6_route_input+0x59c/0xa50 [ 2835.473978][ T10] ipv6_rcv+0x397/0x810 [ 2835.473978][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2835.473978][ T10] process_backlog+0x101/0x620 [ 2835.473978][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2835.473978][ T10] net_rx_action+0x495/0xbe0 [ 2835.473978][ T10] __do_softirq+0x1b5/0x7f6 [ 2835.473978][ T10] [ 2835.475655][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.475655][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.475655][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.475655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.475655][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2835.475655][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2835.475655][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2835.475655][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2835.475655][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2835.475655][ T10] addrconf_dad_begin+0x310/0x670 [ 2835.475655][ T10] addrconf_dad_work+0x10b/0xab0 [ 2835.475655][ T10] process_one_work+0x84d/0x18a0 [ 2835.475655][ T10] worker_thread+0x587/0xd30 [ 2835.475655][ T10] kthread+0x28a/0x350 [ 2835.475655][ T10] ret_from_fork+0x31/0x70 [ 2835.475655][ T10] ret_from_fork_asm+0x1a/0x30 [ 2835.475655][ T10] [ 2835.477611][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.477611][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.477611][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.477611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.477611][ T10] ip6_route_add+0x1c/0x140 [ 2835.477611][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2835.477611][ T10] inet6_addr_add+0x4f8/0xa40 [ 2835.477611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.477611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.477611][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.477611][ T10] netlink_unicast+0x449/0x710 [ 2835.477611][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.477611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.477611][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.477611][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.477611][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.477611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.477611][ T10] [ 2835.479647][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.479647][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.479647][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.479647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.479647][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2835.479647][ T10] ipv6_add_addr+0x411/0x2000 [ 2835.479647][ T10] inet6_addr_add+0x30e/0xa40 [ 2835.479647][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.479647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.479647][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.479647][ T10] netlink_unicast+0x449/0x710 [ 2835.479647][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.479647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.479647][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.479647][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.479647][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.479647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.479647][ T10] [ 2835.481673][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.481673][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.481673][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.481673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.481673][ T10] ip6_route_add+0x1c/0x140 [ 2835.481673][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2835.481673][ T10] addrconf_add_dev+0xe2/0x170 [ 2835.481673][ T10] inet6_addr_add+0x12f/0xa40 [ 2835.481673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.481673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.481673][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.481673][ T10] netlink_unicast+0x449/0x710 [ 2835.481673][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.481673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.481673][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.481673][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.481673][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.481673][ T10] [ 2835.483714][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.483714][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2835.483714][ T10] ipv6_find_idev+0x102/0x170 [ 2835.483714][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.483714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.483714][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.483714][ T10] netlink_unicast+0x449/0x710 [ 2835.483714][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.483714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.483714][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.483714][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.483714][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.483714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.483714][ T10] [ 2835.485283][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2835.485283][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2835.485283][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2835.485283][ T10] ipv6_find_idev+0x102/0x170 [ 2835.485283][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.485283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.485283][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.485283][ T10] netlink_unicast+0x449/0x710 [ 2835.485283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.485283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.485283][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.485283][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.485283][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.485283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.485283][ T10] [ 2835.487033][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2835.487318][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2835.487318][ T10] dst_init+0x84/0x4a0 [ 2835.487318][ T10] dst_alloc+0x97/0x150 [ 2835.487318][ T10] ip6_dst_alloc+0x23/0x90 [ 2835.487318][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2835.487318][ T10] ip6_pol_route+0x56f/0x840 [ 2835.487318][ T10] fib6_rule_lookup+0x456/0x630 [ 2835.487318][ T10] ip6_route_input+0x59c/0xa50 [ 2835.487318][ T10] ipv6_rcv+0x397/0x810 [ 2835.487318][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2835.487318][ T10] process_backlog+0x101/0x620 [ 2835.487318][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2835.487318][ T10] net_rx_action+0x495/0xbe0 [ 2835.487318][ T10] __do_softirq+0x1b5/0x7f6 [ 2835.487318][ T10] [ 2835.488993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.488993][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2835.488993][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2835.488993][ T10] fib6_nh_init+0xa22/0x1580 [ 2835.488993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.488993][ T10] ip6_route_add+0x1c/0x140 [ 2835.488993][ T10] inet6_rtm_newroute+0x104/0x110 [ 2835.488993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.488993][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.488993][ T10] netlink_unicast+0x449/0x710 [ 2835.488993][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.488993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.488993][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.488993][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.488993][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.488993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.488993][ T10] [ 2835.490906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.490906][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.490906][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.490906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.490906][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2835.490906][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2835.490906][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2835.490906][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2835.490906][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2835.490906][ T10] addrconf_dad_begin+0x310/0x670 [ 2835.490906][ T10] addrconf_dad_work+0x10b/0xab0 [ 2835.490906][ T10] process_one_work+0x84d/0x18a0 [ 2835.490906][ T10] worker_thread+0x587/0xd30 [ 2835.490906][ T10] kthread+0x28a/0x350 [ 2835.490906][ T10] ret_from_fork+0x31/0x70 [ 2835.490906][ T10] ret_from_fork_asm+0x1a/0x30 [ 2835.490906][ T10] [ 2835.493247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.493247][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.493247][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.493247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.493247][ T10] ip6_route_add+0x1c/0x140 [ 2835.493247][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2835.493247][ T10] inet6_addr_add+0x4f8/0xa40 [ 2835.493247][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.493247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.493247][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.493247][ T10] netlink_unicast+0x449/0x710 [ 2835.493247][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.493247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.493247][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.493247][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.493247][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.493247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.493247][ T10] [ 2835.495276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.495276][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.495276][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.495276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.495276][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2835.495276][ T10] ipv6_add_addr+0x411/0x2000 [ 2835.495276][ T10] inet6_addr_add+0x30e/0xa40 [ 2835.495276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.495276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.495276][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.495276][ T10] netlink_unicast+0x449/0x710 [ 2835.495276][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.495276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.495276][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.495276][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.495276][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.495276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.495276][ T10] [ 2835.497308][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.497308][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.497308][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.497308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.497308][ T10] ip6_route_add+0x1c/0x140 [ 2835.497308][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2835.497308][ T10] addrconf_add_dev+0xe2/0x170 [ 2835.497308][ T10] inet6_addr_add+0x12f/0xa40 [ 2835.497308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.497308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.497308][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.497308][ T10] netlink_unicast+0x449/0x710 [ 2835.497308][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.497308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.497308][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.497308][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.497308][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.497308][ T10] [ 2835.499425][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.499425][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2835.499425][ T10] ipv6_find_idev+0x102/0x170 [ 2835.499425][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.499425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.499425][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.499425][ T10] netlink_unicast+0x449/0x710 [ 2835.499425][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.499425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.499425][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.499425][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.499425][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.499425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.499425][ T10] [ 2835.501176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2835.501176][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2835.501176][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2835.501176][ T10] ipv6_find_idev+0x102/0x170 [ 2835.501176][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.501176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.501176][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.501176][ T10] netlink_unicast+0x449/0x710 [ 2835.501176][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.501176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.501176][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.501176][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.501176][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.501176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.501176][ T10] [ 2835.503218][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2835.503460][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2835.503460][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.503460][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.503460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.503460][ T10] ip6_route_add+0x1c/0x140 [ 2835.503460][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2835.503460][ T10] inet6_addr_add+0x4f8/0xa40 [ 2835.503460][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.503460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.503460][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.503460][ T10] netlink_unicast+0x449/0x710 [ 2835.503460][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.503460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.503460][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.503460][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.503460][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.503460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.503460][ T10] [ 2835.506102][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2835.506102][ T10] netdev_get_by_index+0x5e/0x80 [ 2835.506102][ T10] fib6_nh_init+0x3d8/0x1580 [ 2835.506102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2835.506102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2835.506102][ T10] ipv6_add_addr+0x411/0x2000 [ 2835.506102][ T10] inet6_addr_add+0x30e/0xa40 [ 2835.506102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2835.506102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.506102][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.506102][ T10] netlink_unicast+0x449/0x710 [ 2835.506102][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.506102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.506102][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.506102][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.506102][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.506102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.506102][ T10] [ 2835.508374][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2835.508374][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2835.508374][ T10] ipv6_find_idev+0x102/0x170 [ 2835.508374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.508374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.508374][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.508374][ T10] netlink_unicast+0x449/0x710 [ 2835.508374][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.508374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.508374][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.508374][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.508374][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.508374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.508374][ T10] [ 2835.510113][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2835.510113][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2835.510113][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2835.510113][ T10] ipv6_find_idev+0x102/0x170 [ 2835.510113][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2835.510113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2835.510113][ T10] netlink_rcv_skb+0x130/0x360 [ 2835.510113][ T10] netlink_unicast+0x449/0x710 [ 2835.510113][ T10] netlink_sendmsg+0x723/0xbe0 [ 2835.510113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2835.510113][ T10] ___sys_sendmsg+0xee/0x170 [ 2835.510113][ T10] __sys_sendmsg+0xcd/0x170 [ 2835.510113][ T10] do_syscall_64+0xc6/0x1e0 [ 2835.510113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2835.510113][ T10] [ 2845.631033][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2845.631507][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.631507][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2845.631507][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2845.631507][ T10] fib6_nh_init+0xa22/0x1580 [ 2845.631507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.631507][ T10] ip6_route_add+0x1c/0x140 [ 2845.631507][ T10] inet6_rtm_newroute+0x104/0x110 [ 2845.631507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.631507][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.631507][ T10] netlink_unicast+0x449/0x710 [ 2845.631507][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.631507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.631507][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.631507][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.631507][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.631507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.631507][ T10] [ 2845.633466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.633466][ T10] dst_init+0x84/0x4a0 [ 2845.633466][ T10] dst_alloc+0x97/0x150 [ 2845.633466][ T10] ip6_dst_alloc+0x23/0x90 [ 2845.633466][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2845.633466][ T10] ip6_pol_route+0x56f/0x840 [ 2845.633466][ T10] fib6_rule_lookup+0x456/0x630 [ 2845.633466][ T10] ip6_route_input+0x59c/0xa50 [ 2845.633466][ T10] ipv6_rcv+0x397/0x810 [ 2845.633466][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2845.633466][ T10] process_backlog+0x101/0x620 [ 2845.633466][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2845.633466][ T10] net_rx_action+0x495/0xbe0 [ 2845.633466][ T10] __do_softirq+0x1b5/0x7f6 [ 2845.633466][ T10] [ 2845.635164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.635164][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.635164][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.635164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.635164][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2845.635164][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2845.635164][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2845.635164][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2845.635164][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2845.635164][ T10] addrconf_dad_begin+0x310/0x670 [ 2845.635164][ T10] addrconf_dad_work+0x10b/0xab0 [ 2845.635164][ T10] process_one_work+0x84d/0x18a0 [ 2845.635164][ T10] worker_thread+0x587/0xd30 [ 2845.635164][ T10] kthread+0x28a/0x350 [ 2845.635164][ T10] ret_from_fork+0x31/0x70 [ 2845.635164][ T10] ret_from_fork_asm+0x1a/0x30 [ 2845.635164][ T10] [ 2845.637127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.637127][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.637127][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.637127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.637127][ T10] ip6_route_add+0x1c/0x140 [ 2845.637127][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2845.637127][ T10] inet6_addr_add+0x4f8/0xa40 [ 2845.637127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.637127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.637127][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.637127][ T10] netlink_unicast+0x449/0x710 [ 2845.637127][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.637127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.637127][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.637127][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.637127][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.637127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.637127][ T10] [ 2845.639176][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.639176][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.639176][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.639176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.639176][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2845.639176][ T10] ipv6_add_addr+0x411/0x2000 [ 2845.639176][ T10] inet6_addr_add+0x30e/0xa40 [ 2845.639176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.639176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.639176][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.639176][ T10] netlink_unicast+0x449/0x710 [ 2845.639176][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.639176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.639176][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.639176][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.639176][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.639176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.639176][ T10] [ 2845.641217][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.641217][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.641217][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.641217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.641217][ T10] ip6_route_add+0x1c/0x140 [ 2845.641217][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2845.641217][ T10] addrconf_add_dev+0xe2/0x170 [ 2845.641217][ T10] inet6_addr_add+0x12f/0xa40 [ 2845.641217][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.641217][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.641217][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.641217][ T10] netlink_unicast+0x449/0x710 [ 2845.641217][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.641217][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.641217][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.641217][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.641217][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.641217][ T10] [ 2845.643225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.643225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2845.643225][ T10] ipv6_find_idev+0x102/0x170 [ 2845.643225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.643225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.643225][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.643225][ T10] netlink_unicast+0x449/0x710 [ 2845.643225][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.643225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.643225][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.643225][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.643225][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.643225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.643225][ T10] [ 2845.644792][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2845.644792][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2845.644792][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2845.644792][ T10] ipv6_find_idev+0x102/0x170 [ 2845.644792][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.644792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.644792][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.644792][ T10] netlink_unicast+0x449/0x710 [ 2845.644792][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.644792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.644792][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.644792][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.644792][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.644792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.644792][ T10] [ 2845.646536][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2845.646824][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2845.646824][ T10] dst_init+0x84/0x4a0 [ 2845.646824][ T10] dst_alloc+0x97/0x150 [ 2845.646824][ T10] ip6_dst_alloc+0x23/0x90 [ 2845.646824][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2845.646824][ T10] ip6_pol_route+0x56f/0x840 [ 2845.646824][ T10] fib6_rule_lookup+0x456/0x630 [ 2845.646824][ T10] ip6_route_input+0x59c/0xa50 [ 2845.646824][ T10] ipv6_rcv+0x397/0x810 [ 2845.646824][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2845.646824][ T10] process_backlog+0x101/0x620 [ 2845.646824][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2845.646824][ T10] net_rx_action+0x495/0xbe0 [ 2845.646824][ T10] __do_softirq+0x1b5/0x7f6 [ 2845.646824][ T10] [ 2845.648483][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.648483][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2845.648483][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2845.648483][ T10] fib6_nh_init+0xa22/0x1580 [ 2845.648483][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.648483][ T10] ip6_route_add+0x1c/0x140 [ 2845.648483][ T10] inet6_rtm_newroute+0x104/0x110 [ 2845.648483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.648483][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.648483][ T10] netlink_unicast+0x449/0x710 [ 2845.648483][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.648483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.648483][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.648483][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.648483][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.648483][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.648483][ T10] [ 2845.650385][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.650385][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.650385][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.650385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.650385][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2845.650385][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2845.650385][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2845.650385][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2845.650385][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2845.650385][ T10] addrconf_dad_begin+0x310/0x670 [ 2845.650385][ T10] addrconf_dad_work+0x10b/0xab0 [ 2845.650385][ T10] process_one_work+0x84d/0x18a0 [ 2845.650385][ T10] worker_thread+0x587/0xd30 [ 2845.650385][ T10] kthread+0x28a/0x350 [ 2845.650385][ T10] ret_from_fork+0x31/0x70 [ 2845.650385][ T10] ret_from_fork_asm+0x1a/0x30 [ 2845.650385][ T10] [ 2845.652329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.652329][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.652329][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.652329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.652329][ T10] ip6_route_add+0x1c/0x140 [ 2845.652329][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2845.652329][ T10] inet6_addr_add+0x4f8/0xa40 [ 2845.652329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.652329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.652329][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.652329][ T10] netlink_unicast+0x449/0x710 [ 2845.652329][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.652329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.652329][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.652329][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.652329][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.652329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.652329][ T10] [ 2845.654359][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.654359][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.654359][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.654359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.654359][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2845.654359][ T10] ipv6_add_addr+0x411/0x2000 [ 2845.654359][ T10] inet6_addr_add+0x30e/0xa40 [ 2845.654359][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.654359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.654359][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.654359][ T10] netlink_unicast+0x449/0x710 [ 2845.654359][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.654359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.654359][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.654359][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.654359][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.654359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.654359][ T10] [ 2845.656395][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.656395][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.656395][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.656395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.656395][ T10] ip6_route_add+0x1c/0x140 [ 2845.656395][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2845.656395][ T10] addrconf_add_dev+0xe2/0x170 [ 2845.656395][ T10] inet6_addr_add+0x12f/0xa40 [ 2845.656395][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.656395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.656395][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.656395][ T10] netlink_unicast+0x449/0x710 [ 2845.656395][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.656395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.656395][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.656395][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.656395][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.656395][ T10] [ 2845.658512][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.658512][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2845.658512][ T10] ipv6_find_idev+0x102/0x170 [ 2845.658512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.658512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.658512][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.658512][ T10] netlink_unicast+0x449/0x710 [ 2845.658512][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.658512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.658512][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.658512][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.658512][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.658512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.658512][ T10] [ 2845.660341][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2845.660341][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2845.660341][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2845.660341][ T10] ipv6_find_idev+0x102/0x170 [ 2845.660341][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.660341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.660341][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.660341][ T10] netlink_unicast+0x449/0x710 [ 2845.660341][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.660341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.660341][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.660341][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.660341][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.660341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.660341][ T10] [ 2845.662319][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2845.662582][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2845.662582][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.662582][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.662582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.662582][ T10] ip6_route_add+0x1c/0x140 [ 2845.662582][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2845.662582][ T10] inet6_addr_add+0x4f8/0xa40 [ 2845.662582][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.662582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.662582][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.662582][ T10] netlink_unicast+0x449/0x710 [ 2845.662582][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.662582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.662582][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.662582][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.662582][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.662582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.662582][ T10] [ 2845.664875][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2845.664875][ T10] netdev_get_by_index+0x5e/0x80 [ 2845.664875][ T10] fib6_nh_init+0x3d8/0x1580 [ 2845.664875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2845.664875][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2845.664875][ T10] ipv6_add_addr+0x411/0x2000 [ 2845.664875][ T10] inet6_addr_add+0x30e/0xa40 [ 2845.664875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2845.664875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.664875][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.664875][ T10] netlink_unicast+0x449/0x710 [ 2845.664875][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.664875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.664875][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.664875][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.664875][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.664875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.664875][ T10] [ 2845.667150][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2845.667150][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2845.667150][ T10] ipv6_find_idev+0x102/0x170 [ 2845.667150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.667150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.667150][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.667150][ T10] netlink_unicast+0x449/0x710 [ 2845.667150][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.667150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.667150][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.667150][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.667150][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.667150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.667150][ T10] [ 2845.668965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2845.668965][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2845.668965][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2845.668965][ T10] ipv6_find_idev+0x102/0x170 [ 2845.668965][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2845.668965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2845.668965][ T10] netlink_rcv_skb+0x130/0x360 [ 2845.668965][ T10] netlink_unicast+0x449/0x710 [ 2845.668965][ T10] netlink_sendmsg+0x723/0xbe0 [ 2845.668965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2845.668965][ T10] ___sys_sendmsg+0xee/0x170 [ 2845.668965][ T10] __sys_sendmsg+0xcd/0x170 [ 2845.668965][ T10] do_syscall_64+0xc6/0x1e0 [ 2845.668965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2845.668965][ T10] [ 2855.910955][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2855.911481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.911481][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2855.911481][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2855.911481][ T10] fib6_nh_init+0xa22/0x1580 [ 2855.911481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.911481][ T10] ip6_route_add+0x1c/0x140 [ 2855.911481][ T10] inet6_rtm_newroute+0x104/0x110 [ 2855.911481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.911481][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.911481][ T10] netlink_unicast+0x449/0x710 [ 2855.911481][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.911481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.911481][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.911481][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.911481][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.911481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.911481][ T10] [ 2855.913451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.913451][ T10] dst_init+0x84/0x4a0 [ 2855.913451][ T10] dst_alloc+0x97/0x150 [ 2855.913451][ T10] ip6_dst_alloc+0x23/0x90 [ 2855.913451][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2855.913451][ T10] ip6_pol_route+0x56f/0x840 [ 2855.913451][ T10] fib6_rule_lookup+0x456/0x630 [ 2855.913451][ T10] ip6_route_input+0x59c/0xa50 [ 2855.913451][ T10] ipv6_rcv+0x397/0x810 [ 2855.913451][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2855.913451][ T10] process_backlog+0x101/0x620 [ 2855.913451][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2855.913451][ T10] net_rx_action+0x495/0xbe0 [ 2855.913451][ T10] __do_softirq+0x1b5/0x7f6 [ 2855.913451][ T10] [ 2855.915140][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.915140][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.915140][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.915140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.915140][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2855.915140][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2855.915140][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2855.915140][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2855.915140][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2855.915140][ T10] addrconf_dad_begin+0x310/0x670 [ 2855.915140][ T10] addrconf_dad_work+0x10b/0xab0 [ 2855.915140][ T10] process_one_work+0x84d/0x18a0 [ 2855.915140][ T10] worker_thread+0x587/0xd30 [ 2855.915140][ T10] kthread+0x28a/0x350 [ 2855.915140][ T10] ret_from_fork+0x31/0x70 [ 2855.915140][ T10] ret_from_fork_asm+0x1a/0x30 [ 2855.915140][ T10] [ 2855.917113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.917113][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.917113][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.917113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.917113][ T10] ip6_route_add+0x1c/0x140 [ 2855.917113][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2855.917113][ T10] inet6_addr_add+0x4f8/0xa40 [ 2855.917113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.917113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.917113][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.917113][ T10] netlink_unicast+0x449/0x710 [ 2855.917113][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.917113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.917113][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.917113][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.917113][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.917113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.917113][ T10] [ 2855.919164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.919164][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.919164][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.919164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.919164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2855.919164][ T10] ipv6_add_addr+0x411/0x2000 [ 2855.919164][ T10] inet6_addr_add+0x30e/0xa40 [ 2855.919164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.919164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.919164][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.919164][ T10] netlink_unicast+0x449/0x710 [ 2855.919164][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.919164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.919164][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.919164][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.919164][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.919164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.919164][ T10] [ 2855.921195][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.921195][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.921195][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.921195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.921195][ T10] ip6_route_add+0x1c/0x140 [ 2855.921195][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2855.921195][ T10] addrconf_add_dev+0xe2/0x170 [ 2855.921195][ T10] inet6_addr_add+0x12f/0xa40 [ 2855.921195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.921195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.921195][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.921195][ T10] netlink_unicast+0x449/0x710 [ 2855.921195][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.921195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.921195][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.921195][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.921195][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.921195][ T10] [ 2855.923214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.923214][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2855.923214][ T10] ipv6_find_idev+0x102/0x170 [ 2855.923214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.923214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.923214][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.923214][ T10] netlink_unicast+0x449/0x710 [ 2855.923214][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.923214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.923214][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.923214][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.923214][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.923214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.923214][ T10] [ 2855.924785][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2855.924785][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2855.924785][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2855.924785][ T10] ipv6_find_idev+0x102/0x170 [ 2855.924785][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.924785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.924785][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.924785][ T10] netlink_unicast+0x449/0x710 [ 2855.924785][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.924785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.924785][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.924785][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.924785][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.924785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.924785][ T10] [ 2855.926547][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2855.926828][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2855.926828][ T10] dst_init+0x84/0x4a0 [ 2855.926828][ T10] dst_alloc+0x97/0x150 [ 2855.926828][ T10] ip6_dst_alloc+0x23/0x90 [ 2855.926828][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2855.926828][ T10] ip6_pol_route+0x56f/0x840 [ 2855.926828][ T10] fib6_rule_lookup+0x456/0x630 [ 2855.926828][ T10] ip6_route_input+0x59c/0xa50 [ 2855.926828][ T10] ipv6_rcv+0x397/0x810 [ 2855.926828][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2855.926828][ T10] process_backlog+0x101/0x620 [ 2855.926828][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2855.926828][ T10] net_rx_action+0x495/0xbe0 [ 2855.926828][ T10] __do_softirq+0x1b5/0x7f6 [ 2855.926828][ T10] [ 2855.928515][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.928515][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2855.928515][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2855.928515][ T10] fib6_nh_init+0xa22/0x1580 [ 2855.928515][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.928515][ T10] ip6_route_add+0x1c/0x140 [ 2855.928515][ T10] inet6_rtm_newroute+0x104/0x110 [ 2855.928515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.928515][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.928515][ T10] netlink_unicast+0x449/0x710 [ 2855.928515][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.928515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.928515][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.928515][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.928515][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.928515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.928515][ T10] [ 2855.930413][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.930413][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.930413][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.930413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.930413][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2855.930413][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2855.930413][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2855.930413][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2855.930413][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2855.930413][ T10] addrconf_dad_begin+0x310/0x670 [ 2855.930413][ T10] addrconf_dad_work+0x10b/0xab0 [ 2855.930413][ T10] process_one_work+0x84d/0x18a0 [ 2855.930413][ T10] worker_thread+0x587/0xd30 [ 2855.930413][ T10] kthread+0x28a/0x350 [ 2855.930413][ T10] ret_from_fork+0x31/0x70 [ 2855.930413][ T10] ret_from_fork_asm+0x1a/0x30 [ 2855.930413][ T10] [ 2855.932362][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.932362][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.932362][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.932362][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.932362][ T10] ip6_route_add+0x1c/0x140 [ 2855.932362][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2855.932362][ T10] inet6_addr_add+0x4f8/0xa40 [ 2855.932362][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.932362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.932362][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.932362][ T10] netlink_unicast+0x449/0x710 [ 2855.932362][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.932362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.932362][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.932362][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.932362][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.932362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.932362][ T10] [ 2855.934391][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.934391][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.934391][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.934391][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.934391][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2855.934391][ T10] ipv6_add_addr+0x411/0x2000 [ 2855.934391][ T10] inet6_addr_add+0x30e/0xa40 [ 2855.934391][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.934391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.934391][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.934391][ T10] netlink_unicast+0x449/0x710 [ 2855.934391][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.934391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.934391][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.934391][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.934391][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.934391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.934391][ T10] [ 2855.936415][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.936415][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.936415][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.936415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.936415][ T10] ip6_route_add+0x1c/0x140 [ 2855.936415][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2855.936415][ T10] addrconf_add_dev+0xe2/0x170 [ 2855.936415][ T10] inet6_addr_add+0x12f/0xa40 [ 2855.936415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.936415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.936415][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.936415][ T10] netlink_unicast+0x449/0x710 [ 2855.936415][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.936415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.936415][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.936415][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.936415][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.936415][ T10] [ 2855.938543][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.938543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2855.938543][ T10] ipv6_find_idev+0x102/0x170 [ 2855.938543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.938543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.938543][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.938543][ T10] netlink_unicast+0x449/0x710 [ 2855.938543][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.938543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.938543][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.938543][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.938543][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.938543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.938543][ T10] [ 2855.940283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2855.940283][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2855.940283][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2855.940283][ T10] ipv6_find_idev+0x102/0x170 [ 2855.940283][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.940283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.940283][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.940283][ T10] netlink_unicast+0x449/0x710 [ 2855.940283][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.940283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.940283][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.940283][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.940283][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.940283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.940283][ T10] [ 2855.942308][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2855.942553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2855.942553][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.942553][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.942553][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.942553][ T10] ip6_route_add+0x1c/0x140 [ 2855.942553][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2855.942553][ T10] inet6_addr_add+0x4f8/0xa40 [ 2855.942553][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.942553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.942553][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.942553][ T10] netlink_unicast+0x449/0x710 [ 2855.942553][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.942553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.942553][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.942553][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.942553][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.942553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.942553][ T10] [ 2855.944817][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2855.944817][ T10] netdev_get_by_index+0x5e/0x80 [ 2855.944817][ T10] fib6_nh_init+0x3d8/0x1580 [ 2855.944817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2855.944817][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2855.944817][ T10] ipv6_add_addr+0x411/0x2000 [ 2855.944817][ T10] inet6_addr_add+0x30e/0xa40 [ 2855.944817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2855.944817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.944817][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.944817][ T10] netlink_unicast+0x449/0x710 [ 2855.944817][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.944817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.944817][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.944817][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.944817][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.944817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.944817][ T10] [ 2855.947080][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2855.947080][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2855.947080][ T10] ipv6_find_idev+0x102/0x170 [ 2855.947080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.947080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.947080][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.947080][ T10] netlink_unicast+0x449/0x710 [ 2855.947080][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.947080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.947080][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.947080][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.947080][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.947080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.947080][ T10] [ 2855.949357][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2855.949357][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2855.949357][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2855.949357][ T10] ipv6_find_idev+0x102/0x170 [ 2855.949357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2855.949357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2855.949357][ T10] netlink_rcv_skb+0x130/0x360 [ 2855.949357][ T10] netlink_unicast+0x449/0x710 [ 2855.949357][ T10] netlink_sendmsg+0x723/0xbe0 [ 2855.949357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2855.949357][ T10] ___sys_sendmsg+0xee/0x170 [ 2855.949357][ T10] __sys_sendmsg+0xcd/0x170 [ 2855.949357][ T10] do_syscall_64+0xc6/0x1e0 [ 2855.949357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2855.949357][ T10] [ 2866.190971][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2866.191386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.191386][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2866.191386][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2866.191386][ T10] fib6_nh_init+0xa22/0x1580 [ 2866.191386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.191386][ T10] ip6_route_add+0x1c/0x140 [ 2866.191386][ T10] inet6_rtm_newroute+0x104/0x110 [ 2866.191386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.191386][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.191386][ T10] netlink_unicast+0x449/0x710 [ 2866.191386][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.191386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.191386][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.191386][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.191386][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.191386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.191386][ T10] [ 2866.193350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.193350][ T10] dst_init+0x84/0x4a0 [ 2866.193350][ T10] dst_alloc+0x97/0x150 [ 2866.193350][ T10] ip6_dst_alloc+0x23/0x90 [ 2866.193350][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2866.193350][ T10] ip6_pol_route+0x56f/0x840 [ 2866.193350][ T10] fib6_rule_lookup+0x456/0x630 [ 2866.193350][ T10] ip6_route_input+0x59c/0xa50 [ 2866.193350][ T10] ipv6_rcv+0x397/0x810 [ 2866.193350][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2866.193350][ T10] process_backlog+0x101/0x620 [ 2866.193350][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2866.193350][ T10] net_rx_action+0x495/0xbe0 [ 2866.193350][ T10] __do_softirq+0x1b5/0x7f6 [ 2866.193350][ T10] [ 2866.195051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.195051][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.195051][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.195051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.195051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2866.195051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2866.195051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2866.195051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2866.195051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2866.195051][ T10] addrconf_dad_begin+0x310/0x670 [ 2866.195051][ T10] addrconf_dad_work+0x10b/0xab0 [ 2866.195051][ T10] process_one_work+0x84d/0x18a0 [ 2866.195051][ T10] worker_thread+0x587/0xd30 [ 2866.195051][ T10] kthread+0x28a/0x350 [ 2866.195051][ T10] ret_from_fork+0x31/0x70 [ 2866.195051][ T10] ret_from_fork_asm+0x1a/0x30 [ 2866.195051][ T10] [ 2866.197010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.197010][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.197010][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.197010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.197010][ T10] ip6_route_add+0x1c/0x140 [ 2866.197010][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2866.197010][ T10] inet6_addr_add+0x4f8/0xa40 [ 2866.197010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.197010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.197010][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.197010][ T10] netlink_unicast+0x449/0x710 [ 2866.197010][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.197010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.197010][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.197010][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.197010][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.197010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.197010][ T10] [ 2866.199051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.199051][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.199051][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.199051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.199051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2866.199051][ T10] ipv6_add_addr+0x411/0x2000 [ 2866.199051][ T10] inet6_addr_add+0x30e/0xa40 [ 2866.199051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.199051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.199051][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.199051][ T10] netlink_unicast+0x449/0x710 [ 2866.199051][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.199051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.199051][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.199051][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.199051][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.199051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.199051][ T10] [ 2866.201086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.201086][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.201086][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.201086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.201086][ T10] ip6_route_add+0x1c/0x140 [ 2866.201086][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2866.201086][ T10] addrconf_add_dev+0xe2/0x170 [ 2866.201086][ T10] inet6_addr_add+0x12f/0xa40 [ 2866.201086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.201086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.201086][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.201086][ T10] netlink_unicast+0x449/0x710 [ 2866.201086][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.201086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.201086][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.201086][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.201086][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.201086][ T10] [ 2866.203100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.203100][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2866.203100][ T10] ipv6_find_idev+0x102/0x170 [ 2866.203100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.203100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.203100][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.203100][ T10] netlink_unicast+0x449/0x710 [ 2866.203100][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.203100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.203100][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.203100][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.203100][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.203100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.203100][ T10] [ 2866.204677][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2866.204677][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2866.204677][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2866.204677][ T10] ipv6_find_idev+0x102/0x170 [ 2866.204677][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.204677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.204677][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.204677][ T10] netlink_unicast+0x449/0x710 [ 2866.204677][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.204677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.204677][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.204677][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.204677][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.204677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.204677][ T10] [ 2866.206428][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2866.206709][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2866.206709][ T10] dst_init+0x84/0x4a0 [ 2866.206709][ T10] dst_alloc+0x97/0x150 [ 2866.206709][ T10] ip6_dst_alloc+0x23/0x90 [ 2866.206709][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2866.206709][ T10] ip6_pol_route+0x56f/0x840 [ 2866.206709][ T10] fib6_rule_lookup+0x456/0x630 [ 2866.206709][ T10] ip6_route_input+0x59c/0xa50 [ 2866.206709][ T10] ipv6_rcv+0x397/0x810 [ 2866.206709][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2866.206709][ T10] process_backlog+0x101/0x620 [ 2866.206709][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2866.206709][ T10] net_rx_action+0x495/0xbe0 [ 2866.206709][ T10] __do_softirq+0x1b5/0x7f6 [ 2866.206709][ T10] [ 2866.208374][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.208374][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2866.208374][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2866.208374][ T10] fib6_nh_init+0xa22/0x1580 [ 2866.208374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.208374][ T10] ip6_route_add+0x1c/0x140 [ 2866.208374][ T10] inet6_rtm_newroute+0x104/0x110 [ 2866.208374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.208374][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.208374][ T10] netlink_unicast+0x449/0x710 [ 2866.208374][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.208374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.208374][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.208374][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.208374][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.208374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.208374][ T10] [ 2866.210285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.210285][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.210285][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.210285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.210285][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2866.210285][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2866.210285][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2866.210285][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2866.210285][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2866.210285][ T10] addrconf_dad_begin+0x310/0x670 [ 2866.210285][ T10] addrconf_dad_work+0x10b/0xab0 [ 2866.210285][ T10] process_one_work+0x84d/0x18a0 [ 2866.210285][ T10] worker_thread+0x587/0xd30 [ 2866.210285][ T10] kthread+0x28a/0x350 [ 2866.210285][ T10] ret_from_fork+0x31/0x70 [ 2866.210285][ T10] ret_from_fork_asm+0x1a/0x30 [ 2866.210285][ T10] [ 2866.212250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.212250][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.212250][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.212250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.212250][ T10] ip6_route_add+0x1c/0x140 [ 2866.212250][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2866.212250][ T10] inet6_addr_add+0x4f8/0xa40 [ 2866.212250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.212250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.212250][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.212250][ T10] netlink_unicast+0x449/0x710 [ 2866.212250][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.212250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.212250][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.212250][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.212250][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.212250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.212250][ T10] [ 2866.214286][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.214286][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.214286][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.214286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.214286][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2866.214286][ T10] ipv6_add_addr+0x411/0x2000 [ 2866.214286][ T10] inet6_addr_add+0x30e/0xa40 [ 2866.214286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.214286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.214286][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.214286][ T10] netlink_unicast+0x449/0x710 [ 2866.214286][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.214286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.214286][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.214286][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.214286][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.214286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.214286][ T10] [ 2866.216324][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.216324][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.216324][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.216324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.216324][ T10] ip6_route_add+0x1c/0x140 [ 2866.216324][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2866.216324][ T10] addrconf_add_dev+0xe2/0x170 [ 2866.216324][ T10] inet6_addr_add+0x12f/0xa40 [ 2866.216324][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.216324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.216324][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.216324][ T10] netlink_unicast+0x449/0x710 [ 2866.216324][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.216324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.216324][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.216324][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.216324][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.216324][ T10] [ 2866.218449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.218449][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2866.218449][ T10] ipv6_find_idev+0x102/0x170 [ 2866.218449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.218449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.218449][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.218449][ T10] netlink_unicast+0x449/0x710 [ 2866.218449][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.218449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.218449][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.218449][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.218449][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.218449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.218449][ T10] [ 2866.220264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2866.220264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2866.220264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2866.220264][ T10] ipv6_find_idev+0x102/0x170 [ 2866.220264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.220264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.220264][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.220264][ T10] netlink_unicast+0x449/0x710 [ 2866.220264][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.220264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.220264][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.220264][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.220264][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.220264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.220264][ T10] [ 2866.222232][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2866.222473][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2866.222473][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.222473][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.222473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.222473][ T10] ip6_route_add+0x1c/0x140 [ 2866.222473][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2866.222473][ T10] inet6_addr_add+0x4f8/0xa40 [ 2866.222473][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.222473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.222473][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.222473][ T10] netlink_unicast+0x449/0x710 [ 2866.222473][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.222473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.222473][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.222473][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.222473][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.222473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.222473][ T10] [ 2866.224773][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2866.224773][ T10] netdev_get_by_index+0x5e/0x80 [ 2866.224773][ T10] fib6_nh_init+0x3d8/0x1580 [ 2866.224773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2866.224773][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2866.224773][ T10] ipv6_add_addr+0x411/0x2000 [ 2866.224773][ T10] inet6_addr_add+0x30e/0xa40 [ 2866.224773][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2866.224773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.224773][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.224773][ T10] netlink_unicast+0x449/0x710 [ 2866.224773][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.224773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.224773][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.224773][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.224773][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.224773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.224773][ T10] [ 2866.227046][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2866.227046][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2866.227046][ T10] ipv6_find_idev+0x102/0x170 [ 2866.227046][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.227046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.227046][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.227046][ T10] netlink_unicast+0x449/0x710 [ 2866.227046][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.227046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.227046][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.227046][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.227046][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.227046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.227046][ T10] [ 2866.228858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2866.228858][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2866.228858][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2866.228858][ T10] ipv6_find_idev+0x102/0x170 [ 2866.228858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2866.228858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2866.228858][ T10] netlink_rcv_skb+0x130/0x360 [ 2866.228858][ T10] netlink_unicast+0x449/0x710 [ 2866.228858][ T10] netlink_sendmsg+0x723/0xbe0 [ 2866.228858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2866.228858][ T10] ___sys_sendmsg+0xee/0x170 [ 2866.228858][ T10] __sys_sendmsg+0xcd/0x170 [ 2866.228858][ T10] do_syscall_64+0xc6/0x1e0 [ 2866.228858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2866.228858][ T10] [ 2876.287010][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2876.287444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.287444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2876.287444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2876.287444][ T10] fib6_nh_init+0xa22/0x1580 [ 2876.287444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.287444][ T10] ip6_route_add+0x1c/0x140 [ 2876.287444][ T10] inet6_rtm_newroute+0x104/0x110 [ 2876.287444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.287444][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.287444][ T10] netlink_unicast+0x449/0x710 [ 2876.287444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.287444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.287444][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.287444][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.287444][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.287444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.287444][ T10] [ 2876.289392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.289392][ T10] dst_init+0x84/0x4a0 [ 2876.289392][ T10] dst_alloc+0x97/0x150 [ 2876.289392][ T10] ip6_dst_alloc+0x23/0x90 [ 2876.289392][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2876.289392][ T10] ip6_pol_route+0x56f/0x840 [ 2876.289392][ T10] fib6_rule_lookup+0x456/0x630 [ 2876.289392][ T10] ip6_route_input+0x59c/0xa50 [ 2876.289392][ T10] ipv6_rcv+0x397/0x810 [ 2876.289392][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2876.289392][ T10] process_backlog+0x101/0x620 [ 2876.289392][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2876.289392][ T10] net_rx_action+0x495/0xbe0 [ 2876.289392][ T10] __do_softirq+0x1b5/0x7f6 [ 2876.289392][ T10] [ 2876.291080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.291080][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.291080][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.291080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.291080][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2876.291080][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2876.291080][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2876.291080][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2876.291080][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2876.291080][ T10] addrconf_dad_begin+0x310/0x670 [ 2876.291080][ T10] addrconf_dad_work+0x10b/0xab0 [ 2876.291080][ T10] process_one_work+0x84d/0x18a0 [ 2876.291080][ T10] worker_thread+0x587/0xd30 [ 2876.291080][ T10] kthread+0x28a/0x350 [ 2876.291080][ T10] ret_from_fork+0x31/0x70 [ 2876.291080][ T10] ret_from_fork_asm+0x1a/0x30 [ 2876.291080][ T10] [ 2876.293067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.293067][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.293067][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.293067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.293067][ T10] ip6_route_add+0x1c/0x140 [ 2876.293067][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2876.293067][ T10] inet6_addr_add+0x4f8/0xa40 [ 2876.293067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.293067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.293067][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.293067][ T10] netlink_unicast+0x449/0x710 [ 2876.293067][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.293067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.293067][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.293067][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.293067][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.293067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.293067][ T10] [ 2876.295119][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.295119][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.295119][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.295119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.295119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2876.295119][ T10] ipv6_add_addr+0x411/0x2000 [ 2876.295119][ T10] inet6_addr_add+0x30e/0xa40 [ 2876.295119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.295119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.295119][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.295119][ T10] netlink_unicast+0x449/0x710 [ 2876.295119][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.295119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.295119][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.295119][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.295119][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.295119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.295119][ T10] [ 2876.297162][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.297162][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.297162][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.297162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.297162][ T10] ip6_route_add+0x1c/0x140 [ 2876.297162][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2876.297162][ T10] addrconf_add_dev+0xe2/0x170 [ 2876.297162][ T10] inet6_addr_add+0x12f/0xa40 [ 2876.297162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.297162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.297162][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.297162][ T10] netlink_unicast+0x449/0x710 [ 2876.297162][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.297162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.297162][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.297162][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.297162][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.297162][ T10] [ 2876.299175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.299175][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2876.299175][ T10] ipv6_find_idev+0x102/0x170 [ 2876.299175][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.299175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.299175][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.299175][ T10] netlink_unicast+0x449/0x710 [ 2876.299175][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.299175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.299175][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.299175][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.299175][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.299175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.299175][ T10] [ 2876.300751][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2876.300751][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2876.300751][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2876.300751][ T10] ipv6_find_idev+0x102/0x170 [ 2876.300751][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.300751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.300751][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.300751][ T10] netlink_unicast+0x449/0x710 [ 2876.300751][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.300751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.300751][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.300751][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.300751][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.300751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.300751][ T10] [ 2876.302526][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2876.302816][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2876.302816][ T10] dst_init+0x84/0x4a0 [ 2876.302816][ T10] dst_alloc+0x97/0x150 [ 2876.302816][ T10] ip6_dst_alloc+0x23/0x90 [ 2876.302816][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2876.302816][ T10] ip6_pol_route+0x56f/0x840 [ 2876.302816][ T10] fib6_rule_lookup+0x456/0x630 [ 2876.302816][ T10] ip6_route_input+0x59c/0xa50 [ 2876.302816][ T10] ipv6_rcv+0x397/0x810 [ 2876.302816][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2876.302816][ T10] process_backlog+0x101/0x620 [ 2876.302816][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2876.302816][ T10] net_rx_action+0x495/0xbe0 [ 2876.302816][ T10] __do_softirq+0x1b5/0x7f6 [ 2876.302816][ T10] [ 2876.304485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.304485][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2876.304485][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2876.304485][ T10] fib6_nh_init+0xa22/0x1580 [ 2876.304485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.304485][ T10] ip6_route_add+0x1c/0x140 [ 2876.304485][ T10] inet6_rtm_newroute+0x104/0x110 [ 2876.304485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.304485][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.304485][ T10] netlink_unicast+0x449/0x710 [ 2876.304485][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.304485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.304485][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.304485][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.304485][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.304485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.304485][ T10] [ 2876.306403][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.306403][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.306403][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.306403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.306403][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2876.306403][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2876.306403][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2876.306403][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2876.306403][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2876.306403][ T10] addrconf_dad_begin+0x310/0x670 [ 2876.306403][ T10] addrconf_dad_work+0x10b/0xab0 [ 2876.306403][ T10] process_one_work+0x84d/0x18a0 [ 2876.306403][ T10] worker_thread+0x587/0xd30 [ 2876.306403][ T10] kthread+0x28a/0x350 [ 2876.306403][ T10] ret_from_fork+0x31/0x70 [ 2876.306403][ T10] ret_from_fork_asm+0x1a/0x30 [ 2876.306403][ T10] [ 2876.308351][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.308351][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.308351][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.308351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.308351][ T10] ip6_route_add+0x1c/0x140 [ 2876.308351][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2876.308351][ T10] inet6_addr_add+0x4f8/0xa40 [ 2876.308351][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.308351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.308351][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.308351][ T10] netlink_unicast+0x449/0x710 [ 2876.308351][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.308351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.308351][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.308351][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.308351][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.308351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.308351][ T10] [ 2876.310397][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.310397][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.310397][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.310397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.310397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2876.310397][ T10] ipv6_add_addr+0x411/0x2000 [ 2876.310397][ T10] inet6_addr_add+0x30e/0xa40 [ 2876.310397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.310397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.310397][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.310397][ T10] netlink_unicast+0x449/0x710 [ 2876.310397][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.310397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.310397][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.310397][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.310397][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.310397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.310397][ T10] [ 2876.312444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.312444][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.312444][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.312444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.312444][ T10] ip6_route_add+0x1c/0x140 [ 2876.312444][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2876.312444][ T10] addrconf_add_dev+0xe2/0x170 [ 2876.312444][ T10] inet6_addr_add+0x12f/0xa40 [ 2876.312444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.312444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.312444][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.312444][ T10] netlink_unicast+0x449/0x710 [ 2876.312444][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.312444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.312444][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.312444][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.312444][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.312444][ T10] [ 2876.314586][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.314586][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2876.314586][ T10] ipv6_find_idev+0x102/0x170 [ 2876.314586][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.314586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.314586][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.314586][ T10] netlink_unicast+0x449/0x710 [ 2876.314586][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.314586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.314586][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.314586][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.314586][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.314586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.314586][ T10] [ 2876.316334][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2876.316334][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2876.316334][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2876.316334][ T10] ipv6_find_idev+0x102/0x170 [ 2876.316334][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.316334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.316334][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.316334][ T10] netlink_unicast+0x449/0x710 [ 2876.316334][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.316334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.316334][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.316334][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.316334][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.316334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.316334][ T10] [ 2876.318362][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2876.318613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2876.318613][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.318613][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.318613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.318613][ T10] ip6_route_add+0x1c/0x140 [ 2876.318613][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2876.318613][ T10] inet6_addr_add+0x4f8/0xa40 [ 2876.318613][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.318613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.318613][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.318613][ T10] netlink_unicast+0x449/0x710 [ 2876.318613][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.318613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.318613][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.318613][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.318613][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.318613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.318613][ T10] [ 2876.320886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2876.320886][ T10] netdev_get_by_index+0x5e/0x80 [ 2876.320886][ T10] fib6_nh_init+0x3d8/0x1580 [ 2876.320886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2876.320886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2876.320886][ T10] ipv6_add_addr+0x411/0x2000 [ 2876.320886][ T10] inet6_addr_add+0x30e/0xa40 [ 2876.320886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2876.320886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.320886][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.320886][ T10] netlink_unicast+0x449/0x710 [ 2876.320886][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.320886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.320886][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.320886][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.320886][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.320886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.320886][ T10] [ 2876.323171][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2876.323171][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2876.323171][ T10] ipv6_find_idev+0x102/0x170 [ 2876.323171][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.323171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.323171][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.323171][ T10] netlink_unicast+0x449/0x710 [ 2876.323171][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.323171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.323171][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.323171][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.323171][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.323171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.323171][ T10] [ 2876.324926][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2876.324926][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2876.324926][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2876.324926][ T10] ipv6_find_idev+0x102/0x170 [ 2876.324926][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2876.324926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2876.324926][ T10] netlink_rcv_skb+0x130/0x360 [ 2876.324926][ T10] netlink_unicast+0x449/0x710 [ 2876.324926][ T10] netlink_sendmsg+0x723/0xbe0 [ 2876.324926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2876.324926][ T10] ___sys_sendmsg+0xee/0x170 [ 2876.324926][ T10] __sys_sendmsg+0xcd/0x170 [ 2876.324926][ T10] do_syscall_64+0xc6/0x1e0 [ 2876.324926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2876.324926][ T10] [ 2886.334959][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2886.335371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.335371][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2886.335371][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2886.335371][ T10] fib6_nh_init+0xa22/0x1580 [ 2886.335371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.335371][ T10] ip6_route_add+0x1c/0x140 [ 2886.335371][ T10] inet6_rtm_newroute+0x104/0x110 [ 2886.335371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.335371][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.335371][ T10] netlink_unicast+0x449/0x710 [ 2886.335371][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.335371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.335371][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.335371][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.335371][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.335371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.335371][ T10] [ 2886.338308][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.338308][ T10] dst_init+0x84/0x4a0 [ 2886.338308][ T10] dst_alloc+0x97/0x150 [ 2886.338308][ T10] ip6_dst_alloc+0x23/0x90 [ 2886.338308][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2886.338308][ T10] ip6_pol_route+0x56f/0x840 [ 2886.338308][ T10] fib6_rule_lookup+0x456/0x630 [ 2886.338308][ T10] ip6_route_input+0x59c/0xa50 [ 2886.338308][ T10] ipv6_rcv+0x397/0x810 [ 2886.338308][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2886.338308][ T10] process_backlog+0x101/0x620 [ 2886.338308][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2886.338308][ T10] net_rx_action+0x495/0xbe0 [ 2886.338308][ T10] __do_softirq+0x1b5/0x7f6 [ 2886.338308][ T10] [ 2886.340001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.340001][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.340001][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.340001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.340001][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2886.340001][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2886.340001][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2886.340001][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2886.340001][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2886.340001][ T10] addrconf_dad_begin+0x310/0x670 [ 2886.340001][ T10] addrconf_dad_work+0x10b/0xab0 [ 2886.340001][ T10] process_one_work+0x84d/0x18a0 [ 2886.340001][ T10] worker_thread+0x587/0xd30 [ 2886.340001][ T10] kthread+0x28a/0x350 [ 2886.340001][ T10] ret_from_fork+0x31/0x70 [ 2886.340001][ T10] ret_from_fork_asm+0x1a/0x30 [ 2886.340001][ T10] [ 2886.341984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.341984][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.341984][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.341984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.341984][ T10] ip6_route_add+0x1c/0x140 [ 2886.341984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2886.341984][ T10] inet6_addr_add+0x4f8/0xa40 [ 2886.341984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.341984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.341984][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.341984][ T10] netlink_unicast+0x449/0x710 [ 2886.341984][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.341984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.341984][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.341984][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.341984][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.341984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.341984][ T10] [ 2886.344013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.344013][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.344013][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.344013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.344013][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2886.344013][ T10] ipv6_add_addr+0x411/0x2000 [ 2886.344013][ T10] inet6_addr_add+0x30e/0xa40 [ 2886.344013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.344013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.344013][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.344013][ T10] netlink_unicast+0x449/0x710 [ 2886.344013][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.344013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.344013][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.344013][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.344013][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.344013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.344013][ T10] [ 2886.346055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.346055][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.346055][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.346055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.346055][ T10] ip6_route_add+0x1c/0x140 [ 2886.346055][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2886.346055][ T10] addrconf_add_dev+0xe2/0x170 [ 2886.346055][ T10] inet6_addr_add+0x12f/0xa40 [ 2886.346055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.346055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.346055][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.346055][ T10] netlink_unicast+0x449/0x710 [ 2886.346055][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.346055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.346055][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.346055][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.346055][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.346055][ T10] [ 2886.348056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.348056][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2886.348056][ T10] ipv6_find_idev+0x102/0x170 [ 2886.348056][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.348056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.348056][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.348056][ T10] netlink_unicast+0x449/0x710 [ 2886.348056][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.348056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.348056][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.348056][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.348056][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.348056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.348056][ T10] [ 2886.349628][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2886.349628][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2886.349628][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2886.349628][ T10] ipv6_find_idev+0x102/0x170 [ 2886.349628][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.349628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.349628][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.349628][ T10] netlink_unicast+0x449/0x710 [ 2886.349628][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.349628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.349628][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.349628][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.349628][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.349628][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.349628][ T10] [ 2886.351382][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2886.351684][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2886.351684][ T10] dst_init+0x84/0x4a0 [ 2886.351684][ T10] dst_alloc+0x97/0x150 [ 2886.351684][ T10] ip6_dst_alloc+0x23/0x90 [ 2886.351684][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2886.351684][ T10] ip6_pol_route+0x56f/0x840 [ 2886.351684][ T10] fib6_rule_lookup+0x456/0x630 [ 2886.351684][ T10] ip6_route_input+0x59c/0xa50 [ 2886.351684][ T10] ipv6_rcv+0x397/0x810 [ 2886.351684][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2886.351684][ T10] process_backlog+0x101/0x620 [ 2886.351684][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2886.351684][ T10] net_rx_action+0x495/0xbe0 [ 2886.351684][ T10] __do_softirq+0x1b5/0x7f6 [ 2886.351684][ T10] [ 2886.353354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.353354][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2886.353354][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2886.353354][ T10] fib6_nh_init+0xa22/0x1580 [ 2886.353354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.353354][ T10] ip6_route_add+0x1c/0x140 [ 2886.353354][ T10] inet6_rtm_newroute+0x104/0x110 [ 2886.353354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.353354][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.353354][ T10] netlink_unicast+0x449/0x710 [ 2886.353354][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.353354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.353354][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.353354][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.353354][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.353354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.353354][ T10] [ 2886.355262][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.355262][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.355262][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.355262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.355262][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2886.355262][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2886.355262][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2886.355262][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2886.355262][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2886.355262][ T10] addrconf_dad_begin+0x310/0x670 [ 2886.355262][ T10] addrconf_dad_work+0x10b/0xab0 [ 2886.355262][ T10] process_one_work+0x84d/0x18a0 [ 2886.355262][ T10] worker_thread+0x587/0xd30 [ 2886.355262][ T10] kthread+0x28a/0x350 [ 2886.355262][ T10] ret_from_fork+0x31/0x70 [ 2886.355262][ T10] ret_from_fork_asm+0x1a/0x30 [ 2886.355262][ T10] [ 2886.357207][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.357207][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.357207][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.357207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.357207][ T10] ip6_route_add+0x1c/0x140 [ 2886.357207][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2886.357207][ T10] inet6_addr_add+0x4f8/0xa40 [ 2886.357207][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.357207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.357207][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.357207][ T10] netlink_unicast+0x449/0x710 [ 2886.357207][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.357207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.357207][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.357207][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.357207][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.357207][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.357207][ T10] [ 2886.359246][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.359246][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.359246][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.359246][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.359246][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2886.359246][ T10] ipv6_add_addr+0x411/0x2000 [ 2886.359246][ T10] inet6_addr_add+0x30e/0xa40 [ 2886.359246][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.359246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.359246][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.359246][ T10] netlink_unicast+0x449/0x710 [ 2886.359246][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.359246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.359246][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.359246][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.359246][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.359246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.359246][ T10] [ 2886.361278][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.361278][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.361278][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.361278][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.361278][ T10] ip6_route_add+0x1c/0x140 [ 2886.361278][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2886.361278][ T10] addrconf_add_dev+0xe2/0x170 [ 2886.361278][ T10] inet6_addr_add+0x12f/0xa40 [ 2886.361278][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.361278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.361278][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.361278][ T10] netlink_unicast+0x449/0x710 [ 2886.361278][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.361278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.361278][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.361278][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.361278][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.361278][ T10] [ 2886.363431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.363431][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2886.363431][ T10] ipv6_find_idev+0x102/0x170 [ 2886.363431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.363431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.363431][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.363431][ T10] netlink_unicast+0x449/0x710 [ 2886.363431][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.363431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.363431][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.363431][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.363431][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.363431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.363431][ T10] [ 2886.365253][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2886.365253][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2886.365253][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2886.365253][ T10] ipv6_find_idev+0x102/0x170 [ 2886.365253][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.365253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.365253][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.365253][ T10] netlink_unicast+0x449/0x710 [ 2886.365253][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.365253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.365253][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.365253][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.365253][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.365253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.365253][ T10] [ 2886.367230][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2886.367476][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2886.367476][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.367476][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.367476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.367476][ T10] ip6_route_add+0x1c/0x140 [ 2886.367476][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2886.367476][ T10] inet6_addr_add+0x4f8/0xa40 [ 2886.367476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.367476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.367476][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.367476][ T10] netlink_unicast+0x449/0x710 [ 2886.367476][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.367476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.367476][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.367476][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.367476][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.367476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.367476][ T10] [ 2886.369756][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2886.369756][ T10] netdev_get_by_index+0x5e/0x80 [ 2886.369756][ T10] fib6_nh_init+0x3d8/0x1580 [ 2886.369756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2886.369756][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2886.369756][ T10] ipv6_add_addr+0x411/0x2000 [ 2886.369756][ T10] inet6_addr_add+0x30e/0xa40 [ 2886.369756][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2886.369756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.369756][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.369756][ T10] netlink_unicast+0x449/0x710 [ 2886.369756][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.369756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.369756][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.369756][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.369756][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.369756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.369756][ T10] [ 2886.372039][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2886.372039][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2886.372039][ T10] ipv6_find_idev+0x102/0x170 [ 2886.372039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.372039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.372039][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.372039][ T10] netlink_unicast+0x449/0x710 [ 2886.372039][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.372039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.372039][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.372039][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.372039][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.372039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.372039][ T10] [ 2886.373842][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2886.373842][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2886.373842][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2886.373842][ T10] ipv6_find_idev+0x102/0x170 [ 2886.373842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2886.373842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2886.373842][ T10] netlink_rcv_skb+0x130/0x360 [ 2886.373842][ T10] netlink_unicast+0x449/0x710 [ 2886.373842][ T10] netlink_sendmsg+0x723/0xbe0 [ 2886.373842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2886.373842][ T10] ___sys_sendmsg+0xee/0x170 [ 2886.373842][ T10] __sys_sendmsg+0xcd/0x170 [ 2886.373842][ T10] do_syscall_64+0xc6/0x1e0 [ 2886.373842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2886.373842][ T10] [ 2896.622902][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2896.623408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.623408][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2896.623408][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2896.623408][ T10] fib6_nh_init+0xa22/0x1580 [ 2896.623408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.623408][ T10] ip6_route_add+0x1c/0x140 [ 2896.623408][ T10] inet6_rtm_newroute+0x104/0x110 [ 2896.623408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.623408][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.623408][ T10] netlink_unicast+0x449/0x710 [ 2896.623408][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.623408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.623408][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.623408][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.623408][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.623408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.623408][ T10] [ 2896.626446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.626446][ T10] dst_init+0x84/0x4a0 [ 2896.626446][ T10] dst_alloc+0x97/0x150 [ 2896.626446][ T10] ip6_dst_alloc+0x23/0x90 [ 2896.626446][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2896.626446][ T10] ip6_pol_route+0x56f/0x840 [ 2896.626446][ T10] fib6_rule_lookup+0x456/0x630 [ 2896.626446][ T10] ip6_route_input+0x59c/0xa50 [ 2896.626446][ T10] ipv6_rcv+0x397/0x810 [ 2896.626446][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2896.626446][ T10] process_backlog+0x101/0x620 [ 2896.626446][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2896.626446][ T10] net_rx_action+0x495/0xbe0 [ 2896.626446][ T10] __do_softirq+0x1b5/0x7f6 [ 2896.626446][ T10] [ 2896.629125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.629125][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.629125][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.629125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.629125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2896.629125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2896.629125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2896.629125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2896.629125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2896.629125][ T10] addrconf_dad_begin+0x310/0x670 [ 2896.629125][ T10] addrconf_dad_work+0x10b/0xab0 [ 2896.629125][ T10] process_one_work+0x84d/0x18a0 [ 2896.629125][ T10] worker_thread+0x587/0xd30 [ 2896.629125][ T10] kthread+0x28a/0x350 [ 2896.629125][ T10] ret_from_fork+0x31/0x70 [ 2896.629125][ T10] ret_from_fork_asm+0x1a/0x30 [ 2896.629125][ T10] [ 2896.632227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.632227][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.632227][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.632227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.632227][ T10] ip6_route_add+0x1c/0x140 [ 2896.632227][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2896.632227][ T10] inet6_addr_add+0x4f8/0xa40 [ 2896.632227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.632227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.632227][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.632227][ T10] netlink_unicast+0x449/0x710 [ 2896.632227][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.632227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.632227][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.632227][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.632227][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.632227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.632227][ T10] [ 2896.635458][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.635458][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.635458][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.635458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.635458][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2896.635458][ T10] ipv6_add_addr+0x411/0x2000 [ 2896.635458][ T10] inet6_addr_add+0x30e/0xa40 [ 2896.635458][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.635458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.635458][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.635458][ T10] netlink_unicast+0x449/0x710 [ 2896.635458][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.635458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.635458][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.635458][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.635458][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.635458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.635458][ T10] [ 2896.638675][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.638675][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.638675][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.638675][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.638675][ T10] ip6_route_add+0x1c/0x140 [ 2896.638675][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2896.638675][ T10] addrconf_add_dev+0xe2/0x170 [ 2896.638675][ T10] inet6_addr_add+0x12f/0xa40 [ 2896.638675][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.638675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.638675][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.638675][ T10] netlink_unicast+0x449/0x710 [ 2896.638675][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.638675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.638675][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.638675][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.638675][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.638675][ T10] [ 2896.641866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.641866][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2896.641866][ T10] ipv6_find_idev+0x102/0x170 [ 2896.641866][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.641866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.641866][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.641866][ T10] netlink_unicast+0x449/0x710 [ 2896.641866][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.641866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.641866][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.641866][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.641866][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.641866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.641866][ T10] [ 2896.644353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2896.644353][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2896.644353][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2896.644353][ T10] ipv6_find_idev+0x102/0x170 [ 2896.644353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.644353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.644353][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.644353][ T10] netlink_unicast+0x449/0x710 [ 2896.644353][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.644353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.644353][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.644353][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.644353][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.644353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.644353][ T10] [ 2896.647109][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2896.647538][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2896.647538][ T10] dst_init+0x84/0x4a0 [ 2896.647538][ T10] dst_alloc+0x97/0x150 [ 2896.647538][ T10] ip6_dst_alloc+0x23/0x90 [ 2896.647538][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2896.647538][ T10] ip6_pol_route+0x56f/0x840 [ 2896.647538][ T10] fib6_rule_lookup+0x456/0x630 [ 2896.647538][ T10] ip6_route_input+0x59c/0xa50 [ 2896.647538][ T10] ipv6_rcv+0x397/0x810 [ 2896.647538][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2896.647538][ T10] process_backlog+0x101/0x620 [ 2896.647538][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2896.647538][ T10] net_rx_action+0x495/0xbe0 [ 2896.647538][ T10] __do_softirq+0x1b5/0x7f6 [ 2896.647538][ T10] [ 2896.650193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.650193][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2896.650193][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2896.650193][ T10] fib6_nh_init+0xa22/0x1580 [ 2896.650193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.650193][ T10] ip6_route_add+0x1c/0x140 [ 2896.650193][ T10] inet6_rtm_newroute+0x104/0x110 [ 2896.650193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.650193][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.650193][ T10] netlink_unicast+0x449/0x710 [ 2896.650193][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.650193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.650193][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.650193][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.650193][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.650193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.650193][ T10] [ 2896.653237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.653237][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.653237][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.653237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.653237][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2896.653237][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2896.653237][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2896.653237][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2896.653237][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2896.653237][ T10] addrconf_dad_begin+0x310/0x670 [ 2896.653237][ T10] addrconf_dad_work+0x10b/0xab0 [ 2896.653237][ T10] process_one_work+0x84d/0x18a0 [ 2896.653237][ T10] worker_thread+0x587/0xd30 [ 2896.653237][ T10] kthread+0x28a/0x350 [ 2896.653237][ T10] ret_from_fork+0x31/0x70 [ 2896.653237][ T10] ret_from_fork_asm+0x1a/0x30 [ 2896.653237][ T10] [ 2896.656317][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.656317][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.656317][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.656317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.656317][ T10] ip6_route_add+0x1c/0x140 [ 2896.656317][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2896.656317][ T10] inet6_addr_add+0x4f8/0xa40 [ 2896.656317][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.656317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.656317][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.656317][ T10] netlink_unicast+0x449/0x710 [ 2896.656317][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.656317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.656317][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.656317][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.656317][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.656317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.656317][ T10] [ 2896.659550][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.659550][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.659550][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.659550][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.659550][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2896.659550][ T10] ipv6_add_addr+0x411/0x2000 [ 2896.659550][ T10] inet6_addr_add+0x30e/0xa40 [ 2896.659550][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.659550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.659550][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.659550][ T10] netlink_unicast+0x449/0x710 [ 2896.659550][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.659550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.659550][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.659550][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.659550][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.659550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.659550][ T10] [ 2896.662786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.662786][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.662786][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.662786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.662786][ T10] ip6_route_add+0x1c/0x140 [ 2896.662786][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2896.662786][ T10] addrconf_add_dev+0xe2/0x170 [ 2896.662786][ T10] inet6_addr_add+0x12f/0xa40 [ 2896.662786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.662786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.662786][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.662786][ T10] netlink_unicast+0x449/0x710 [ 2896.662786][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.662786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.662786][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.662786][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.662786][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.662786][ T10] [ 2896.666289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.666289][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2896.666289][ T10] ipv6_find_idev+0x102/0x170 [ 2896.666289][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.666289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.666289][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.666289][ T10] netlink_unicast+0x449/0x710 [ 2896.666289][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.666289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.666289][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.666289][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.666289][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.666289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.666289][ T10] [ 2896.669150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2896.669150][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2896.669150][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2896.669150][ T10] ipv6_find_idev+0x102/0x170 [ 2896.669150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.669150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.669150][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.669150][ T10] netlink_unicast+0x449/0x710 [ 2896.669150][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.669150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.669150][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.669150][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.669150][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.669150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.669150][ T10] [ 2896.672235][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2896.672621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2896.672621][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.672621][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.672621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.672621][ T10] ip6_route_add+0x1c/0x140 [ 2896.672621][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2896.672621][ T10] inet6_addr_add+0x4f8/0xa40 [ 2896.672621][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.672621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.672621][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.672621][ T10] netlink_unicast+0x449/0x710 [ 2896.672621][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.672621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.672621][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.672621][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.672621][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.672621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.672621][ T10] [ 2896.676299][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2896.676299][ T10] netdev_get_by_index+0x5e/0x80 [ 2896.676299][ T10] fib6_nh_init+0x3d8/0x1580 [ 2896.676299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2896.676299][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2896.676299][ T10] ipv6_add_addr+0x411/0x2000 [ 2896.676299][ T10] inet6_addr_add+0x30e/0xa40 [ 2896.676299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2896.676299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.676299][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.676299][ T10] netlink_unicast+0x449/0x710 [ 2896.676299][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.676299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.676299][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.676299][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.676299][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.676299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.676299][ T10] [ 2896.679972][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2896.679972][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2896.679972][ T10] ipv6_find_idev+0x102/0x170 [ 2896.679972][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.679972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.679972][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.679972][ T10] netlink_unicast+0x449/0x710 [ 2896.679972][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.679972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.679972][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.679972][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.679972][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.679972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.679972][ T10] [ 2896.682810][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2896.682810][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2896.682810][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2896.682810][ T10] ipv6_find_idev+0x102/0x170 [ 2896.682810][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2896.682810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2896.682810][ T10] netlink_rcv_skb+0x130/0x360 [ 2896.682810][ T10] netlink_unicast+0x449/0x710 [ 2896.682810][ T10] netlink_sendmsg+0x723/0xbe0 [ 2896.682810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2896.682810][ T10] ___sys_sendmsg+0xee/0x170 [ 2896.682810][ T10] __sys_sendmsg+0xcd/0x170 [ 2896.682810][ T10] do_syscall_64+0xc6/0x1e0 [ 2896.682810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2896.682810][ T10] [ 2906.862850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2906.863248][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.863248][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2906.863248][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2906.863248][ T10] fib6_nh_init+0xa22/0x1580 [ 2906.863248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.863248][ T10] ip6_route_add+0x1c/0x140 [ 2906.863248][ T10] inet6_rtm_newroute+0x104/0x110 [ 2906.863248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.863248][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.863248][ T10] netlink_unicast+0x449/0x710 [ 2906.863248][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.863248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.863248][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.863248][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.863248][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.863248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.863248][ T10] [ 2906.865180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.865180][ T10] dst_init+0x84/0x4a0 [ 2906.865180][ T10] dst_alloc+0x97/0x150 [ 2906.865180][ T10] ip6_dst_alloc+0x23/0x90 [ 2906.865180][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2906.865180][ T10] ip6_pol_route+0x56f/0x840 [ 2906.865180][ T10] fib6_rule_lookup+0x456/0x630 [ 2906.865180][ T10] ip6_route_input+0x59c/0xa50 [ 2906.865180][ T10] ipv6_rcv+0x397/0x810 [ 2906.865180][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2906.865180][ T10] process_backlog+0x101/0x620 [ 2906.865180][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2906.865180][ T10] net_rx_action+0x495/0xbe0 [ 2906.865180][ T10] __do_softirq+0x1b5/0x7f6 [ 2906.865180][ T10] [ 2906.866855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.866855][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.866855][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.866855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.866855][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2906.866855][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2906.866855][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2906.866855][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2906.866855][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2906.866855][ T10] addrconf_dad_begin+0x310/0x670 [ 2906.866855][ T10] addrconf_dad_work+0x10b/0xab0 [ 2906.866855][ T10] process_one_work+0x84d/0x18a0 [ 2906.866855][ T10] worker_thread+0x587/0xd30 [ 2906.866855][ T10] kthread+0x28a/0x350 [ 2906.866855][ T10] ret_from_fork+0x31/0x70 [ 2906.866855][ T10] ret_from_fork_asm+0x1a/0x30 [ 2906.866855][ T10] [ 2906.868783][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.868783][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.868783][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.868783][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.868783][ T10] ip6_route_add+0x1c/0x140 [ 2906.868783][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2906.868783][ T10] inet6_addr_add+0x4f8/0xa40 [ 2906.868783][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.868783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.868783][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.868783][ T10] netlink_unicast+0x449/0x710 [ 2906.868783][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.868783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.868783][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.868783][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.868783][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.868783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.868783][ T10] [ 2906.870836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.870836][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.870836][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.870836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.870836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2906.870836][ T10] ipv6_add_addr+0x411/0x2000 [ 2906.870836][ T10] inet6_addr_add+0x30e/0xa40 [ 2906.870836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.870836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.870836][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.870836][ T10] netlink_unicast+0x449/0x710 [ 2906.870836][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.870836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.870836][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.870836][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.870836][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.870836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.870836][ T10] [ 2906.872943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.872943][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.872943][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.872943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.872943][ T10] ip6_route_add+0x1c/0x140 [ 2906.872943][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2906.872943][ T10] addrconf_add_dev+0xe2/0x170 [ 2906.872943][ T10] inet6_addr_add+0x12f/0xa40 [ 2906.872943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.872943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.872943][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.872943][ T10] netlink_unicast+0x449/0x710 [ 2906.872943][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.872943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.872943][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.872943][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.872943][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.872943][ T10] [ 2906.874932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.874932][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2906.874932][ T10] ipv6_find_idev+0x102/0x170 [ 2906.874932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.874932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.874932][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.874932][ T10] netlink_unicast+0x449/0x710 [ 2906.874932][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.874932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.874932][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.874932][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.874932][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.874932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.874932][ T10] [ 2906.876512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2906.876512][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2906.876512][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2906.876512][ T10] ipv6_find_idev+0x102/0x170 [ 2906.876512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.876512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.876512][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.876512][ T10] netlink_unicast+0x449/0x710 [ 2906.876512][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.876512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.876512][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.876512][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.876512][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.876512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.876512][ T10] [ 2906.878230][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2906.878517][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2906.878517][ T10] dst_init+0x84/0x4a0 [ 2906.878517][ T10] dst_alloc+0x97/0x150 [ 2906.878517][ T10] ip6_dst_alloc+0x23/0x90 [ 2906.878517][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2906.878517][ T10] ip6_pol_route+0x56f/0x840 [ 2906.878517][ T10] fib6_rule_lookup+0x456/0x630 [ 2906.878517][ T10] ip6_route_input+0x59c/0xa50 [ 2906.878517][ T10] ipv6_rcv+0x397/0x810 [ 2906.878517][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2906.878517][ T10] process_backlog+0x101/0x620 [ 2906.878517][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2906.878517][ T10] net_rx_action+0x495/0xbe0 [ 2906.878517][ T10] __do_softirq+0x1b5/0x7f6 [ 2906.878517][ T10] [ 2906.880166][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.880166][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2906.880166][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2906.880166][ T10] fib6_nh_init+0xa22/0x1580 [ 2906.880166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.880166][ T10] ip6_route_add+0x1c/0x140 [ 2906.880166][ T10] inet6_rtm_newroute+0x104/0x110 [ 2906.880166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.880166][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.880166][ T10] netlink_unicast+0x449/0x710 [ 2906.880166][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.880166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.880166][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.880166][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.880166][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.880166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.880166][ T10] [ 2906.882083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.882083][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.882083][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.882083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.882083][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2906.882083][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2906.882083][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2906.882083][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2906.882083][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2906.882083][ T10] addrconf_dad_begin+0x310/0x670 [ 2906.882083][ T10] addrconf_dad_work+0x10b/0xab0 [ 2906.882083][ T10] process_one_work+0x84d/0x18a0 [ 2906.882083][ T10] worker_thread+0x587/0xd30 [ 2906.882083][ T10] kthread+0x28a/0x350 [ 2906.882083][ T10] ret_from_fork+0x31/0x70 [ 2906.882083][ T10] ret_from_fork_asm+0x1a/0x30 [ 2906.882083][ T10] [ 2906.884013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.884013][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.884013][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.884013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.884013][ T10] ip6_route_add+0x1c/0x140 [ 2906.884013][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2906.884013][ T10] inet6_addr_add+0x4f8/0xa40 [ 2906.884013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.884013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.884013][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.884013][ T10] netlink_unicast+0x449/0x710 [ 2906.884013][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.884013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.884013][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.884013][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.884013][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.884013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.884013][ T10] [ 2906.886046][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.886046][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.886046][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.886046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.886046][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2906.886046][ T10] ipv6_add_addr+0x411/0x2000 [ 2906.886046][ T10] inet6_addr_add+0x30e/0xa40 [ 2906.886046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.886046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.886046][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.886046][ T10] netlink_unicast+0x449/0x710 [ 2906.886046][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.886046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.886046][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.886046][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.886046][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.886046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.886046][ T10] [ 2906.888056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.888056][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.888056][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.888056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.888056][ T10] ip6_route_add+0x1c/0x140 [ 2906.888056][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2906.888056][ T10] addrconf_add_dev+0xe2/0x170 [ 2906.888056][ T10] inet6_addr_add+0x12f/0xa40 [ 2906.888056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.888056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.888056][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.888056][ T10] netlink_unicast+0x449/0x710 [ 2906.888056][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.888056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.888056][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.888056][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.888056][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.888056][ T10] [ 2906.890148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.890148][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2906.890148][ T10] ipv6_find_idev+0x102/0x170 [ 2906.890148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.890148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.890148][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.890148][ T10] netlink_unicast+0x449/0x710 [ 2906.890148][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.890148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.890148][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.890148][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.890148][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.890148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.890148][ T10] [ 2906.891943][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2906.891943][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2906.891943][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2906.891943][ T10] ipv6_find_idev+0x102/0x170 [ 2906.891943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.891943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.891943][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.891943][ T10] netlink_unicast+0x449/0x710 [ 2906.891943][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.891943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.891943][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.891943][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.891943][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.891943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.891943][ T10] [ 2906.893813][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2906.894114][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2906.894114][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.894114][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.894114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.894114][ T10] ip6_route_add+0x1c/0x140 [ 2906.894114][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2906.894114][ T10] inet6_addr_add+0x4f8/0xa40 [ 2906.894114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.894114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.894114][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.894114][ T10] netlink_unicast+0x449/0x710 [ 2906.894114][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.894114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.894114][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.894114][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.894114][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.894114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.894114][ T10] [ 2906.896309][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2906.896309][ T10] netdev_get_by_index+0x5e/0x80 [ 2906.896309][ T10] fib6_nh_init+0x3d8/0x1580 [ 2906.896309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2906.896309][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2906.896309][ T10] ipv6_add_addr+0x411/0x2000 [ 2906.896309][ T10] inet6_addr_add+0x30e/0xa40 [ 2906.896309][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2906.896309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.896309][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.896309][ T10] netlink_unicast+0x449/0x710 [ 2906.896309][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.896309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.896309][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.896309][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.896309][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.896309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.896309][ T10] [ 2906.898433][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2906.898433][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2906.898433][ T10] ipv6_find_idev+0x102/0x170 [ 2906.898433][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.898433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.898433][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.898433][ T10] netlink_unicast+0x449/0x710 [ 2906.898433][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.898433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.898433][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.898433][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.898433][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.898433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.898433][ T10] [ 2906.900160][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2906.900160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2906.900160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2906.900160][ T10] ipv6_find_idev+0x102/0x170 [ 2906.900160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2906.900160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2906.900160][ T10] netlink_rcv_skb+0x130/0x360 [ 2906.900160][ T10] netlink_unicast+0x449/0x710 [ 2906.900160][ T10] netlink_sendmsg+0x723/0xbe0 [ 2906.900160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2906.900160][ T10] ___sys_sendmsg+0xee/0x170 [ 2906.900160][ T10] __sys_sendmsg+0xcd/0x170 [ 2906.900160][ T10] do_syscall_64+0xc6/0x1e0 [ 2906.900160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2906.900160][ T10] [ 2916.902897][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2916.903324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.903324][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2916.903324][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2916.903324][ T10] fib6_nh_init+0xa22/0x1580 [ 2916.903324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.903324][ T10] ip6_route_add+0x1c/0x140 [ 2916.903324][ T10] inet6_rtm_newroute+0x104/0x110 [ 2916.903324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.903324][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.903324][ T10] netlink_unicast+0x449/0x710 [ 2916.903324][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.903324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.903324][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.903324][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.903324][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.903324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.903324][ T10] [ 2916.905393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.905393][ T10] dst_init+0x84/0x4a0 [ 2916.905393][ T10] dst_alloc+0x97/0x150 [ 2916.905393][ T10] ip6_dst_alloc+0x23/0x90 [ 2916.905393][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2916.905393][ T10] ip6_pol_route+0x56f/0x840 [ 2916.905393][ T10] fib6_rule_lookup+0x456/0x630 [ 2916.905393][ T10] ip6_route_input+0x59c/0xa50 [ 2916.905393][ T10] ipv6_rcv+0x397/0x810 [ 2916.905393][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2916.905393][ T10] process_backlog+0x101/0x620 [ 2916.905393][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2916.905393][ T10] net_rx_action+0x495/0xbe0 [ 2916.905393][ T10] __do_softirq+0x1b5/0x7f6 [ 2916.905393][ T10] [ 2916.907291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.907291][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.907291][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.907291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.907291][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2916.907291][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2916.907291][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2916.907291][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2916.907291][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2916.907291][ T10] addrconf_dad_begin+0x310/0x670 [ 2916.907291][ T10] addrconf_dad_work+0x10b/0xab0 [ 2916.907291][ T10] process_one_work+0x84d/0x18a0 [ 2916.907291][ T10] worker_thread+0x587/0xd30 [ 2916.907291][ T10] kthread+0x28a/0x350 [ 2916.907291][ T10] ret_from_fork+0x31/0x70 [ 2916.907291][ T10] ret_from_fork_asm+0x1a/0x30 [ 2916.907291][ T10] [ 2916.909396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.909396][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.909396][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.909396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.909396][ T10] ip6_route_add+0x1c/0x140 [ 2916.909396][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2916.909396][ T10] inet6_addr_add+0x4f8/0xa40 [ 2916.909396][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.909396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.909396][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.909396][ T10] netlink_unicast+0x449/0x710 [ 2916.909396][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.909396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.909396][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.909396][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.909396][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.909396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.909396][ T10] [ 2916.911617][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.911617][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.911617][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.911617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.911617][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2916.911617][ T10] ipv6_add_addr+0x411/0x2000 [ 2916.911617][ T10] inet6_addr_add+0x30e/0xa40 [ 2916.911617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.911617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.911617][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.911617][ T10] netlink_unicast+0x449/0x710 [ 2916.911617][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.911617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.911617][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.911617][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.911617][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.911617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.911617][ T10] [ 2916.913818][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.913818][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.913818][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.913818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.913818][ T10] ip6_route_add+0x1c/0x140 [ 2916.913818][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2916.913818][ T10] addrconf_add_dev+0xe2/0x170 [ 2916.913818][ T10] inet6_addr_add+0x12f/0xa40 [ 2916.913818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.913818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.913818][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.913818][ T10] netlink_unicast+0x449/0x710 [ 2916.913818][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.913818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.913818][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.913818][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.913818][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.913818][ T10] [ 2916.915963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.915963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2916.915963][ T10] ipv6_find_idev+0x102/0x170 [ 2916.915963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.915963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.915963][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.915963][ T10] netlink_unicast+0x449/0x710 [ 2916.915963][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.915963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.915963][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.915963][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.915963][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.915963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.915963][ T10] [ 2916.917649][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2916.917649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2916.917649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2916.917649][ T10] ipv6_find_idev+0x102/0x170 [ 2916.917649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.917649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.917649][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.917649][ T10] netlink_unicast+0x449/0x710 [ 2916.917649][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.917649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.917649][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.917649][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.917649][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.917649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.917649][ T10] [ 2916.919529][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2916.919832][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2916.919832][ T10] dst_init+0x84/0x4a0 [ 2916.919832][ T10] dst_alloc+0x97/0x150 [ 2916.919832][ T10] ip6_dst_alloc+0x23/0x90 [ 2916.919832][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2916.919832][ T10] ip6_pol_route+0x56f/0x840 [ 2916.919832][ T10] fib6_rule_lookup+0x456/0x630 [ 2916.919832][ T10] ip6_route_input+0x59c/0xa50 [ 2916.919832][ T10] ipv6_rcv+0x397/0x810 [ 2916.919832][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2916.919832][ T10] process_backlog+0x101/0x620 [ 2916.919832][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2916.919832][ T10] net_rx_action+0x495/0xbe0 [ 2916.919832][ T10] __do_softirq+0x1b5/0x7f6 [ 2916.919832][ T10] [ 2916.921669][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.921669][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2916.921669][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2916.921669][ T10] fib6_nh_init+0xa22/0x1580 [ 2916.921669][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.921669][ T10] ip6_route_add+0x1c/0x140 [ 2916.921669][ T10] inet6_rtm_newroute+0x104/0x110 [ 2916.921669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.921669][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.921669][ T10] netlink_unicast+0x449/0x710 [ 2916.921669][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.921669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.921669][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.921669][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.921669][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.921669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.921669][ T10] [ 2916.923703][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.923703][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.923703][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.923703][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.923703][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2916.923703][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2916.923703][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2916.923703][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2916.923703][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2916.923703][ T10] addrconf_dad_begin+0x310/0x670 [ 2916.923703][ T10] addrconf_dad_work+0x10b/0xab0 [ 2916.923703][ T10] process_one_work+0x84d/0x18a0 [ 2916.923703][ T10] worker_thread+0x587/0xd30 [ 2916.923703][ T10] kthread+0x28a/0x350 [ 2916.923703][ T10] ret_from_fork+0x31/0x70 [ 2916.923703][ T10] ret_from_fork_asm+0x1a/0x30 [ 2916.923703][ T10] [ 2916.925781][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.925781][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.925781][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.925781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.925781][ T10] ip6_route_add+0x1c/0x140 [ 2916.925781][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2916.925781][ T10] inet6_addr_add+0x4f8/0xa40 [ 2916.925781][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.925781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.925781][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.925781][ T10] netlink_unicast+0x449/0x710 [ 2916.925781][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.925781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.925781][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.925781][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.925781][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.925781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.925781][ T10] [ 2916.927977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.927977][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.927977][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.927977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.927977][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2916.927977][ T10] ipv6_add_addr+0x411/0x2000 [ 2916.927977][ T10] inet6_addr_add+0x30e/0xa40 [ 2916.927977][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.927977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.927977][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.927977][ T10] netlink_unicast+0x449/0x710 [ 2916.927977][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.927977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.927977][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.927977][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.927977][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.927977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.927977][ T10] [ 2916.930165][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.930165][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.930165][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.930165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.930165][ T10] ip6_route_add+0x1c/0x140 [ 2916.930165][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2916.930165][ T10] addrconf_add_dev+0xe2/0x170 [ 2916.930165][ T10] inet6_addr_add+0x12f/0xa40 [ 2916.930165][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.930165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.930165][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.930165][ T10] netlink_unicast+0x449/0x710 [ 2916.930165][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.930165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.930165][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.930165][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.930165][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.930165][ T10] [ 2916.932515][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.932515][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2916.932515][ T10] ipv6_find_idev+0x102/0x170 [ 2916.932515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.932515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.932515][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.932515][ T10] netlink_unicast+0x449/0x710 [ 2916.932515][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.932515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.932515][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.932515][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.932515][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.932515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.932515][ T10] [ 2916.934389][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2916.934389][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2916.934389][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2916.934389][ T10] ipv6_find_idev+0x102/0x170 [ 2916.934389][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.934389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.934389][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.934389][ T10] netlink_unicast+0x449/0x710 [ 2916.934389][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.934389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.934389][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.934389][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.934389][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.934389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.934389][ T10] [ 2916.936463][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2916.936719][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2916.936719][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.936719][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.936719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.936719][ T10] ip6_route_add+0x1c/0x140 [ 2916.936719][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2916.936719][ T10] inet6_addr_add+0x4f8/0xa40 [ 2916.936719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.936719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.936719][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.936719][ T10] netlink_unicast+0x449/0x710 [ 2916.936719][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.936719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.936719][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.936719][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.936719][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.936719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.936719][ T10] [ 2916.939161][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2916.939161][ T10] netdev_get_by_index+0x5e/0x80 [ 2916.939161][ T10] fib6_nh_init+0x3d8/0x1580 [ 2916.939161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2916.939161][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2916.939161][ T10] ipv6_add_addr+0x411/0x2000 [ 2916.939161][ T10] inet6_addr_add+0x30e/0xa40 [ 2916.939161][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2916.939161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.939161][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.939161][ T10] netlink_unicast+0x449/0x710 [ 2916.939161][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.939161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.939161][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.939161][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.939161][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.939161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.939161][ T10] [ 2916.941533][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2916.941533][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2916.941533][ T10] ipv6_find_idev+0x102/0x170 [ 2916.941533][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.941533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.941533][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.941533][ T10] netlink_unicast+0x449/0x710 [ 2916.941533][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.941533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.941533][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.941533][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.941533][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.941533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.941533][ T10] [ 2916.943415][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2916.943415][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2916.943415][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2916.943415][ T10] ipv6_find_idev+0x102/0x170 [ 2916.943415][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2916.943415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2916.943415][ T10] netlink_rcv_skb+0x130/0x360 [ 2916.943415][ T10] netlink_unicast+0x449/0x710 [ 2916.943415][ T10] netlink_sendmsg+0x723/0xbe0 [ 2916.943415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2916.943415][ T10] ___sys_sendmsg+0xee/0x170 [ 2916.943415][ T10] __sys_sendmsg+0xcd/0x170 [ 2916.943415][ T10] do_syscall_64+0xc6/0x1e0 [ 2916.943415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2916.943415][ T10] [ 2927.054922][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2927.055370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.055370][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2927.055370][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2927.055370][ T10] fib6_nh_init+0xa22/0x1580 [ 2927.055370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.055370][ T10] ip6_route_add+0x1c/0x140 [ 2927.055370][ T10] inet6_rtm_newroute+0x104/0x110 [ 2927.055370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.055370][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.055370][ T10] netlink_unicast+0x449/0x710 [ 2927.055370][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.055370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.055370][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.055370][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.055370][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.055370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.055370][ T10] [ 2927.057477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.057477][ T10] dst_init+0x84/0x4a0 [ 2927.057477][ T10] dst_alloc+0x97/0x150 [ 2927.057477][ T10] ip6_dst_alloc+0x23/0x90 [ 2927.057477][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2927.057477][ T10] ip6_pol_route+0x56f/0x840 [ 2927.057477][ T10] fib6_rule_lookup+0x456/0x630 [ 2927.057477][ T10] ip6_route_input+0x59c/0xa50 [ 2927.057477][ T10] ipv6_rcv+0x397/0x810 [ 2927.057477][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2927.057477][ T10] process_backlog+0x101/0x620 [ 2927.057477][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2927.057477][ T10] net_rx_action+0x495/0xbe0 [ 2927.057477][ T10] __do_softirq+0x1b5/0x7f6 [ 2927.057477][ T10] [ 2927.059321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.059321][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.059321][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.059321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.059321][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2927.059321][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2927.059321][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2927.059321][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2927.059321][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2927.059321][ T10] addrconf_dad_begin+0x310/0x670 [ 2927.059321][ T10] addrconf_dad_work+0x10b/0xab0 [ 2927.059321][ T10] process_one_work+0x84d/0x18a0 [ 2927.059321][ T10] worker_thread+0x587/0xd30 [ 2927.059321][ T10] kthread+0x28a/0x350 [ 2927.059321][ T10] ret_from_fork+0x31/0x70 [ 2927.059321][ T10] ret_from_fork_asm+0x1a/0x30 [ 2927.059321][ T10] [ 2927.061487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.061487][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.061487][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.061487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.061487][ T10] ip6_route_add+0x1c/0x140 [ 2927.061487][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2927.061487][ T10] inet6_addr_add+0x4f8/0xa40 [ 2927.061487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.061487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.061487][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.061487][ T10] netlink_unicast+0x449/0x710 [ 2927.061487][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.061487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.061487][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.061487][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.061487][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.061487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.061487][ T10] [ 2927.063727][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.063727][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.063727][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.063727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.063727][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2927.063727][ T10] ipv6_add_addr+0x411/0x2000 [ 2927.063727][ T10] inet6_addr_add+0x30e/0xa40 [ 2927.063727][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.063727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.063727][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.063727][ T10] netlink_unicast+0x449/0x710 [ 2927.063727][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.063727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.063727][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.063727][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.063727][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.063727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.063727][ T10] [ 2927.065991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.065991][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.065991][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.065991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.065991][ T10] ip6_route_add+0x1c/0x140 [ 2927.065991][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2927.065991][ T10] addrconf_add_dev+0xe2/0x170 [ 2927.065991][ T10] inet6_addr_add+0x12f/0xa40 [ 2927.065991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.065991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.065991][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.065991][ T10] netlink_unicast+0x449/0x710 [ 2927.065991][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.065991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.065991][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.065991][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.065991][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.065991][ T10] [ 2927.068216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.068216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2927.068216][ T10] ipv6_find_idev+0x102/0x170 [ 2927.068216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.068216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.068216][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.068216][ T10] netlink_unicast+0x449/0x710 [ 2927.068216][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.068216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.068216][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.068216][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.068216][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.068216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.068216][ T10] [ 2927.069934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2927.069934][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2927.069934][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2927.069934][ T10] ipv6_find_idev+0x102/0x170 [ 2927.069934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.069934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.069934][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.069934][ T10] netlink_unicast+0x449/0x710 [ 2927.069934][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.069934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.069934][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.069934][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.069934][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.069934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.069934][ T10] [ 2927.071856][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2927.072161][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2927.072161][ T10] dst_init+0x84/0x4a0 [ 2927.072161][ T10] dst_alloc+0x97/0x150 [ 2927.072161][ T10] ip6_dst_alloc+0x23/0x90 [ 2927.072161][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2927.072161][ T10] ip6_pol_route+0x56f/0x840 [ 2927.072161][ T10] fib6_rule_lookup+0x456/0x630 [ 2927.072161][ T10] ip6_route_input+0x59c/0xa50 [ 2927.072161][ T10] ipv6_rcv+0x397/0x810 [ 2927.072161][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2927.072161][ T10] process_backlog+0x101/0x620 [ 2927.072161][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2927.072161][ T10] net_rx_action+0x495/0xbe0 [ 2927.072161][ T10] __do_softirq+0x1b5/0x7f6 [ 2927.072161][ T10] [ 2927.073989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.073989][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2927.073989][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2927.073989][ T10] fib6_nh_init+0xa22/0x1580 [ 2927.073989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.073989][ T10] ip6_route_add+0x1c/0x140 [ 2927.073989][ T10] inet6_rtm_newroute+0x104/0x110 [ 2927.073989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.073989][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.073989][ T10] netlink_unicast+0x449/0x710 [ 2927.073989][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.073989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.073989][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.073989][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.073989][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.073989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.073989][ T10] [ 2927.076087][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.076087][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.076087][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.076087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.076087][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2927.076087][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2927.076087][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2927.076087][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2927.076087][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2927.076087][ T10] addrconf_dad_begin+0x310/0x670 [ 2927.076087][ T10] addrconf_dad_work+0x10b/0xab0 [ 2927.076087][ T10] process_one_work+0x84d/0x18a0 [ 2927.076087][ T10] worker_thread+0x587/0xd30 [ 2927.076087][ T10] kthread+0x28a/0x350 [ 2927.076087][ T10] ret_from_fork+0x31/0x70 [ 2927.076087][ T10] ret_from_fork_asm+0x1a/0x30 [ 2927.076087][ T10] [ 2927.078235][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.078235][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.078235][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.078235][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.078235][ T10] ip6_route_add+0x1c/0x140 [ 2927.078235][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2927.078235][ T10] inet6_addr_add+0x4f8/0xa40 [ 2927.078235][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.078235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.078235][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.078235][ T10] netlink_unicast+0x449/0x710 [ 2927.078235][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.078235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.078235][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.078235][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.078235][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.078235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.078235][ T10] [ 2927.080475][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.080475][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.080475][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.080475][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.080475][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2927.080475][ T10] ipv6_add_addr+0x411/0x2000 [ 2927.080475][ T10] inet6_addr_add+0x30e/0xa40 [ 2927.080475][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.080475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.080475][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.080475][ T10] netlink_unicast+0x449/0x710 [ 2927.080475][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.080475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.080475][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.080475][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.080475][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.080475][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.080475][ T10] [ 2927.082684][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.082684][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.082684][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.082684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.082684][ T10] ip6_route_add+0x1c/0x140 [ 2927.082684][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2927.082684][ T10] addrconf_add_dev+0xe2/0x170 [ 2927.082684][ T10] inet6_addr_add+0x12f/0xa40 [ 2927.082684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.082684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.082684][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.082684][ T10] netlink_unicast+0x449/0x710 [ 2927.082684][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.082684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.082684][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.082684][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.082684][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.082684][ T10] [ 2927.085010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.085010][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2927.085010][ T10] ipv6_find_idev+0x102/0x170 [ 2927.085010][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.085010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.085010][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.085010][ T10] netlink_unicast+0x449/0x710 [ 2927.085010][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.085010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.085010][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.085010][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.085010][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.085010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.085010][ T10] [ 2927.086971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2927.086971][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2927.086971][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2927.086971][ T10] ipv6_find_idev+0x102/0x170 [ 2927.086971][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.086971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.086971][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.086971][ T10] netlink_unicast+0x449/0x710 [ 2927.086971][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.086971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.086971][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.086971][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.086971][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.086971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.086971][ T10] [ 2927.089097][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2927.089355][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2927.089355][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.089355][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.089355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.089355][ T10] ip6_route_add+0x1c/0x140 [ 2927.089355][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2927.089355][ T10] inet6_addr_add+0x4f8/0xa40 [ 2927.089355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.089355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.089355][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.089355][ T10] netlink_unicast+0x449/0x710 [ 2927.089355][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.089355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.089355][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.089355][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.089355][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.089355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.089355][ T10] [ 2927.091821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2927.091821][ T10] netdev_get_by_index+0x5e/0x80 [ 2927.091821][ T10] fib6_nh_init+0x3d8/0x1580 [ 2927.091821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2927.091821][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2927.091821][ T10] ipv6_add_addr+0x411/0x2000 [ 2927.091821][ T10] inet6_addr_add+0x30e/0xa40 [ 2927.091821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2927.091821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.091821][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.091821][ T10] netlink_unicast+0x449/0x710 [ 2927.091821][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.091821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.091821][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.091821][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.091821][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.091821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.091821][ T10] [ 2927.094298][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2927.094298][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2927.094298][ T10] ipv6_find_idev+0x102/0x170 [ 2927.094298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.094298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.094298][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.094298][ T10] netlink_unicast+0x449/0x710 [ 2927.094298][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.094298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.094298][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.094298][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.094298][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.094298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.094298][ T10] [ 2927.096261][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2927.096261][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2927.096261][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2927.096261][ T10] ipv6_find_idev+0x102/0x170 [ 2927.096261][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2927.096261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2927.096261][ T10] netlink_rcv_skb+0x130/0x360 [ 2927.096261][ T10] netlink_unicast+0x449/0x710 [ 2927.096261][ T10] netlink_sendmsg+0x723/0xbe0 [ 2927.096261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2927.096261][ T10] ___sys_sendmsg+0xee/0x170 [ 2927.096261][ T10] __sys_sendmsg+0xcd/0x170 [ 2927.096261][ T10] do_syscall_64+0xc6/0x1e0 [ 2927.096261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2927.096261][ T10] [ 2937.350947][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2937.351438][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.351438][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2937.351438][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2937.351438][ T10] fib6_nh_init+0xa22/0x1580 [ 2937.351438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.351438][ T10] ip6_route_add+0x1c/0x140 [ 2937.351438][ T10] inet6_rtm_newroute+0x104/0x110 [ 2937.351438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.351438][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.351438][ T10] netlink_unicast+0x449/0x710 [ 2937.351438][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.351438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.351438][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.351438][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.351438][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.351438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.351438][ T10] [ 2937.353384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.353384][ T10] dst_init+0x84/0x4a0 [ 2937.353384][ T10] dst_alloc+0x97/0x150 [ 2937.353384][ T10] ip6_dst_alloc+0x23/0x90 [ 2937.353384][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2937.353384][ T10] ip6_pol_route+0x56f/0x840 [ 2937.353384][ T10] fib6_rule_lookup+0x456/0x630 [ 2937.353384][ T10] ip6_route_input+0x59c/0xa50 [ 2937.353384][ T10] ipv6_rcv+0x397/0x810 [ 2937.353384][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2937.353384][ T10] process_backlog+0x101/0x620 [ 2937.353384][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2937.353384][ T10] net_rx_action+0x495/0xbe0 [ 2937.353384][ T10] __do_softirq+0x1b5/0x7f6 [ 2937.353384][ T10] [ 2937.355068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.355068][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.355068][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.355068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.355068][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2937.355068][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2937.355068][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2937.355068][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2937.355068][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2937.355068][ T10] addrconf_dad_begin+0x310/0x670 [ 2937.355068][ T10] addrconf_dad_work+0x10b/0xab0 [ 2937.355068][ T10] process_one_work+0x84d/0x18a0 [ 2937.355068][ T10] worker_thread+0x587/0xd30 [ 2937.355068][ T10] kthread+0x28a/0x350 [ 2937.355068][ T10] ret_from_fork+0x31/0x70 [ 2937.355068][ T10] ret_from_fork_asm+0x1a/0x30 [ 2937.355068][ T10] [ 2937.357019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.357019][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.357019][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.357019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.357019][ T10] ip6_route_add+0x1c/0x140 [ 2937.357019][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2937.357019][ T10] inet6_addr_add+0x4f8/0xa40 [ 2937.357019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.357019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.357019][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.357019][ T10] netlink_unicast+0x449/0x710 [ 2937.357019][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.357019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.357019][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.357019][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.357019][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.357019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.357019][ T10] [ 2937.359063][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.359063][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.359063][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.359063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.359063][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2937.359063][ T10] ipv6_add_addr+0x411/0x2000 [ 2937.359063][ T10] inet6_addr_add+0x30e/0xa40 [ 2937.359063][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.359063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.359063][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.359063][ T10] netlink_unicast+0x449/0x710 [ 2937.359063][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.359063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.359063][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.359063][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.359063][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.359063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.359063][ T10] [ 2937.361094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.361094][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.361094][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.361094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.361094][ T10] ip6_route_add+0x1c/0x140 [ 2937.361094][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2937.361094][ T10] addrconf_add_dev+0xe2/0x170 [ 2937.361094][ T10] inet6_addr_add+0x12f/0xa40 [ 2937.361094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.361094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.361094][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.361094][ T10] netlink_unicast+0x449/0x710 [ 2937.361094][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.361094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.361094][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.361094][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.361094][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.361094][ T10] [ 2937.363101][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.363101][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2937.363101][ T10] ipv6_find_idev+0x102/0x170 [ 2937.363101][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.363101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.363101][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.363101][ T10] netlink_unicast+0x449/0x710 [ 2937.363101][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.363101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.363101][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.363101][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.363101][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.363101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.363101][ T10] [ 2937.364670][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2937.364670][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2937.364670][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2937.364670][ T10] ipv6_find_idev+0x102/0x170 [ 2937.364670][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.364670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.364670][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.364670][ T10] netlink_unicast+0x449/0x710 [ 2937.364670][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.364670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.364670][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.364670][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.364670][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.364670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.364670][ T10] [ 2937.366428][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2937.366710][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2937.366710][ T10] dst_init+0x84/0x4a0 [ 2937.366710][ T10] dst_alloc+0x97/0x150 [ 2937.366710][ T10] ip6_dst_alloc+0x23/0x90 [ 2937.366710][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2937.366710][ T10] ip6_pol_route+0x56f/0x840 [ 2937.366710][ T10] fib6_rule_lookup+0x456/0x630 [ 2937.366710][ T10] ip6_route_input+0x59c/0xa50 [ 2937.366710][ T10] ipv6_rcv+0x397/0x810 [ 2937.366710][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2937.366710][ T10] process_backlog+0x101/0x620 [ 2937.366710][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2937.366710][ T10] net_rx_action+0x495/0xbe0 [ 2937.366710][ T10] __do_softirq+0x1b5/0x7f6 [ 2937.366710][ T10] [ 2937.368950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.368950][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2937.368950][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2937.368950][ T10] fib6_nh_init+0xa22/0x1580 [ 2937.368950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.368950][ T10] ip6_route_add+0x1c/0x140 [ 2937.368950][ T10] inet6_rtm_newroute+0x104/0x110 [ 2937.368950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.368950][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.368950][ T10] netlink_unicast+0x449/0x710 [ 2937.368950][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.368950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.368950][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.368950][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.368950][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.368950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.368950][ T10] [ 2937.370876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.370876][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.370876][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.370876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.370876][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2937.370876][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2937.370876][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2937.370876][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2937.370876][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2937.370876][ T10] addrconf_dad_begin+0x310/0x670 [ 2937.370876][ T10] addrconf_dad_work+0x10b/0xab0 [ 2937.370876][ T10] process_one_work+0x84d/0x18a0 [ 2937.370876][ T10] worker_thread+0x587/0xd30 [ 2937.370876][ T10] kthread+0x28a/0x350 [ 2937.370876][ T10] ret_from_fork+0x31/0x70 [ 2937.370876][ T10] ret_from_fork_asm+0x1a/0x30 [ 2937.370876][ T10] [ 2937.372867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.372867][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.372867][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.372867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.372867][ T10] ip6_route_add+0x1c/0x140 [ 2937.372867][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2937.372867][ T10] inet6_addr_add+0x4f8/0xa40 [ 2937.372867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.372867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.372867][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.372867][ T10] netlink_unicast+0x449/0x710 [ 2937.372867][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.372867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.372867][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.372867][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.372867][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.372867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.372867][ T10] [ 2937.375325][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.375325][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.375325][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.375325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.375325][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2937.375325][ T10] ipv6_add_addr+0x411/0x2000 [ 2937.375325][ T10] inet6_addr_add+0x30e/0xa40 [ 2937.375325][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.375325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.375325][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.375325][ T10] netlink_unicast+0x449/0x710 [ 2937.375325][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.375325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.375325][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.375325][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.375325][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.375325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.375325][ T10] [ 2937.377349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.377349][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.377349][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.377349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.377349][ T10] ip6_route_add+0x1c/0x140 [ 2937.377349][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2937.377349][ T10] addrconf_add_dev+0xe2/0x170 [ 2937.377349][ T10] inet6_addr_add+0x12f/0xa40 [ 2937.377349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.377349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.377349][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.377349][ T10] netlink_unicast+0x449/0x710 [ 2937.377349][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.377349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.377349][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.377349][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.377349][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.377349][ T10] [ 2937.379455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.379455][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2937.379455][ T10] ipv6_find_idev+0x102/0x170 [ 2937.379455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.379455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.379455][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.379455][ T10] netlink_unicast+0x449/0x710 [ 2937.379455][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.379455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.379455][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.379455][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.379455][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.379455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.379455][ T10] [ 2937.381206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2937.381206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2937.381206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2937.381206][ T10] ipv6_find_idev+0x102/0x170 [ 2937.381206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.381206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.381206][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.381206][ T10] netlink_unicast+0x449/0x710 [ 2937.381206][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.381206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.381206][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.381206][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.381206][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.381206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.381206][ T10] [ 2937.383235][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2937.383496][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2937.383496][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.383496][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.383496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.383496][ T10] ip6_route_add+0x1c/0x140 [ 2937.383496][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2937.383496][ T10] inet6_addr_add+0x4f8/0xa40 [ 2937.383496][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.383496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.383496][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.383496][ T10] netlink_unicast+0x449/0x710 [ 2937.383496][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.383496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.383496][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.383496][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.383496][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.383496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.383496][ T10] [ 2937.385780][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2937.385780][ T10] netdev_get_by_index+0x5e/0x80 [ 2937.385780][ T10] fib6_nh_init+0x3d8/0x1580 [ 2937.385780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2937.385780][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2937.385780][ T10] ipv6_add_addr+0x411/0x2000 [ 2937.385780][ T10] inet6_addr_add+0x30e/0xa40 [ 2937.385780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2937.385780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.385780][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.385780][ T10] netlink_unicast+0x449/0x710 [ 2937.385780][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.385780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.385780][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.385780][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.385780][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.385780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.385780][ T10] [ 2937.388053][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2937.388053][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2937.388053][ T10] ipv6_find_idev+0x102/0x170 [ 2937.388053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.388053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.388053][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.388053][ T10] netlink_unicast+0x449/0x710 [ 2937.388053][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.388053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.388053][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.388053][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.388053][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.388053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.388053][ T10] [ 2937.389793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2937.389793][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2937.389793][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2937.389793][ T10] ipv6_find_idev+0x102/0x170 [ 2937.389793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2937.389793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2937.389793][ T10] netlink_rcv_skb+0x130/0x360 [ 2937.389793][ T10] netlink_unicast+0x449/0x710 [ 2937.389793][ T10] netlink_sendmsg+0x723/0xbe0 [ 2937.389793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2937.389793][ T10] ___sys_sendmsg+0xee/0x170 [ 2937.389793][ T10] __sys_sendmsg+0xcd/0x170 [ 2937.389793][ T10] do_syscall_64+0xc6/0x1e0 [ 2937.389793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2937.389793][ T10] [ 2947.638940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2947.639356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.639356][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2947.639356][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2947.639356][ T10] fib6_nh_init+0xa22/0x1580 [ 2947.639356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.639356][ T10] ip6_route_add+0x1c/0x140 [ 2947.639356][ T10] inet6_rtm_newroute+0x104/0x110 [ 2947.639356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.639356][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.639356][ T10] netlink_unicast+0x449/0x710 [ 2947.639356][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.639356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.639356][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.639356][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.639356][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.639356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.639356][ T10] [ 2947.641311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.641311][ T10] dst_init+0x84/0x4a0 [ 2947.641311][ T10] dst_alloc+0x97/0x150 [ 2947.641311][ T10] ip6_dst_alloc+0x23/0x90 [ 2947.641311][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2947.641311][ T10] ip6_pol_route+0x56f/0x840 [ 2947.641311][ T10] fib6_rule_lookup+0x456/0x630 [ 2947.641311][ T10] ip6_route_input+0x59c/0xa50 [ 2947.641311][ T10] ipv6_rcv+0x397/0x810 [ 2947.641311][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2947.641311][ T10] process_backlog+0x101/0x620 [ 2947.641311][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2947.641311][ T10] net_rx_action+0x495/0xbe0 [ 2947.641311][ T10] __do_softirq+0x1b5/0x7f6 [ 2947.641311][ T10] [ 2947.642997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.642997][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.642997][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.642997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.642997][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2947.642997][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2947.642997][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2947.642997][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2947.642997][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2947.642997][ T10] addrconf_dad_begin+0x310/0x670 [ 2947.642997][ T10] addrconf_dad_work+0x10b/0xab0 [ 2947.642997][ T10] process_one_work+0x84d/0x18a0 [ 2947.642997][ T10] worker_thread+0x587/0xd30 [ 2947.642997][ T10] kthread+0x28a/0x350 [ 2947.642997][ T10] ret_from_fork+0x31/0x70 [ 2947.642997][ T10] ret_from_fork_asm+0x1a/0x30 [ 2947.642997][ T10] [ 2947.644940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.644940][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.644940][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.644940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.644940][ T10] ip6_route_add+0x1c/0x140 [ 2947.644940][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2947.644940][ T10] inet6_addr_add+0x4f8/0xa40 [ 2947.644940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.644940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.644940][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.644940][ T10] netlink_unicast+0x449/0x710 [ 2947.644940][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.644940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.644940][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.644940][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.644940][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.644940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.644940][ T10] [ 2947.646978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.646978][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.646978][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.646978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.646978][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2947.646978][ T10] ipv6_add_addr+0x411/0x2000 [ 2947.646978][ T10] inet6_addr_add+0x30e/0xa40 [ 2947.646978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.646978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.646978][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.646978][ T10] netlink_unicast+0x449/0x710 [ 2947.646978][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.646978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.646978][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.646978][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.646978][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.646978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.646978][ T10] [ 2947.649040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.649040][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.649040][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.649040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.649040][ T10] ip6_route_add+0x1c/0x140 [ 2947.649040][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2947.649040][ T10] addrconf_add_dev+0xe2/0x170 [ 2947.649040][ T10] inet6_addr_add+0x12f/0xa40 [ 2947.649040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.649040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.649040][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.649040][ T10] netlink_unicast+0x449/0x710 [ 2947.649040][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.649040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.649040][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.649040][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.649040][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.649040][ T10] [ 2947.651054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.651054][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2947.651054][ T10] ipv6_find_idev+0x102/0x170 [ 2947.651054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.651054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.651054][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.651054][ T10] netlink_unicast+0x449/0x710 [ 2947.651054][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.651054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.651054][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.651054][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.651054][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.651054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.651054][ T10] [ 2947.652640][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2947.652640][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2947.652640][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2947.652640][ T10] ipv6_find_idev+0x102/0x170 [ 2947.652640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.652640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.652640][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.652640][ T10] netlink_unicast+0x449/0x710 [ 2947.652640][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.652640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.652640][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.652640][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.652640][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.652640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.652640][ T10] [ 2947.654373][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2947.654662][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2947.654662][ T10] dst_init+0x84/0x4a0 [ 2947.654662][ T10] dst_alloc+0x97/0x150 [ 2947.654662][ T10] ip6_dst_alloc+0x23/0x90 [ 2947.654662][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2947.654662][ T10] ip6_pol_route+0x56f/0x840 [ 2947.654662][ T10] fib6_rule_lookup+0x456/0x630 [ 2947.654662][ T10] ip6_route_input+0x59c/0xa50 [ 2947.654662][ T10] ipv6_rcv+0x397/0x810 [ 2947.654662][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2947.654662][ T10] process_backlog+0x101/0x620 [ 2947.654662][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2947.654662][ T10] net_rx_action+0x495/0xbe0 [ 2947.654662][ T10] __do_softirq+0x1b5/0x7f6 [ 2947.654662][ T10] [ 2947.656326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.656326][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2947.656326][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2947.656326][ T10] fib6_nh_init+0xa22/0x1580 [ 2947.656326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.656326][ T10] ip6_route_add+0x1c/0x140 [ 2947.656326][ T10] inet6_rtm_newroute+0x104/0x110 [ 2947.656326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.656326][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.656326][ T10] netlink_unicast+0x449/0x710 [ 2947.656326][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.656326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.656326][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.656326][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.656326][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.656326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.656326][ T10] [ 2947.658260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.658260][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.658260][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.658260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.658260][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2947.658260][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2947.658260][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2947.658260][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2947.658260][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2947.658260][ T10] addrconf_dad_begin+0x310/0x670 [ 2947.658260][ T10] addrconf_dad_work+0x10b/0xab0 [ 2947.658260][ T10] process_one_work+0x84d/0x18a0 [ 2947.658260][ T10] worker_thread+0x587/0xd30 [ 2947.658260][ T10] kthread+0x28a/0x350 [ 2947.658260][ T10] ret_from_fork+0x31/0x70 [ 2947.658260][ T10] ret_from_fork_asm+0x1a/0x30 [ 2947.658260][ T10] [ 2947.660212][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.660212][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.660212][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.660212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.660212][ T10] ip6_route_add+0x1c/0x140 [ 2947.660212][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2947.660212][ T10] inet6_addr_add+0x4f8/0xa40 [ 2947.660212][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.660212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.660212][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.660212][ T10] netlink_unicast+0x449/0x710 [ 2947.660212][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.660212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.660212][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.660212][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.660212][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.660212][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.660212][ T10] [ 2947.662251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.662251][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.662251][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.662251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.662251][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2947.662251][ T10] ipv6_add_addr+0x411/0x2000 [ 2947.662251][ T10] inet6_addr_add+0x30e/0xa40 [ 2947.662251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.662251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.662251][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.662251][ T10] netlink_unicast+0x449/0x710 [ 2947.662251][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.662251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.662251][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.662251][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.662251][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.662251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.662251][ T10] [ 2947.664284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.664284][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.664284][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.664284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.664284][ T10] ip6_route_add+0x1c/0x140 [ 2947.664284][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2947.664284][ T10] addrconf_add_dev+0xe2/0x170 [ 2947.664284][ T10] inet6_addr_add+0x12f/0xa40 [ 2947.664284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.664284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.664284][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.664284][ T10] netlink_unicast+0x449/0x710 [ 2947.664284][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.664284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.664284][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.664284][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.664284][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.664284][ T10] [ 2947.666420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.666420][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2947.666420][ T10] ipv6_find_idev+0x102/0x170 [ 2947.666420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.666420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.666420][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.666420][ T10] netlink_unicast+0x449/0x710 [ 2947.666420][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.666420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.666420][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.666420][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.666420][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.666420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.666420][ T10] [ 2947.668230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2947.668230][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2947.668230][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2947.668230][ T10] ipv6_find_idev+0x102/0x170 [ 2947.668230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.668230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.668230][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.668230][ T10] netlink_unicast+0x449/0x710 [ 2947.668230][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.668230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.668230][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.668230][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.668230][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.668230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.668230][ T10] [ 2947.670196][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2947.670441][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2947.670441][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.670441][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.670441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.670441][ T10] ip6_route_add+0x1c/0x140 [ 2947.670441][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2947.670441][ T10] inet6_addr_add+0x4f8/0xa40 [ 2947.670441][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.670441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.670441][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.670441][ T10] netlink_unicast+0x449/0x710 [ 2947.670441][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.670441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.670441][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.670441][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.670441][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.670441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.670441][ T10] [ 2947.672734][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2947.672734][ T10] netdev_get_by_index+0x5e/0x80 [ 2947.672734][ T10] fib6_nh_init+0x3d8/0x1580 [ 2947.672734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2947.672734][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2947.672734][ T10] ipv6_add_addr+0x411/0x2000 [ 2947.672734][ T10] inet6_addr_add+0x30e/0xa40 [ 2947.672734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2947.672734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.672734][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.672734][ T10] netlink_unicast+0x449/0x710 [ 2947.672734][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.672734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.672734][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.672734][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.672734][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.672734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.672734][ T10] [ 2947.675006][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2947.675006][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2947.675006][ T10] ipv6_find_idev+0x102/0x170 [ 2947.675006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.675006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.675006][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.675006][ T10] netlink_unicast+0x449/0x710 [ 2947.675006][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.675006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.675006][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.675006][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.675006][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.675006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.675006][ T10] [ 2947.676814][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2947.676814][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2947.676814][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2947.676814][ T10] ipv6_find_idev+0x102/0x170 [ 2947.676814][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2947.676814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2947.676814][ T10] netlink_rcv_skb+0x130/0x360 [ 2947.676814][ T10] netlink_unicast+0x449/0x710 [ 2947.676814][ T10] netlink_sendmsg+0x723/0xbe0 [ 2947.676814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2947.676814][ T10] ___sys_sendmsg+0xee/0x170 [ 2947.676814][ T10] __sys_sendmsg+0xcd/0x170 [ 2947.676814][ T10] do_syscall_64+0xc6/0x1e0 [ 2947.676814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2947.676814][ T10] [ 2957.926955][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2957.927443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.927443][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2957.927443][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2957.927443][ T10] fib6_nh_init+0xa22/0x1580 [ 2957.927443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.927443][ T10] ip6_route_add+0x1c/0x140 [ 2957.927443][ T10] inet6_rtm_newroute+0x104/0x110 [ 2957.927443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.927443][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.927443][ T10] netlink_unicast+0x449/0x710 [ 2957.927443][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.927443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.927443][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.927443][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.927443][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.927443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.927443][ T10] [ 2957.929354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.929354][ T10] dst_init+0x84/0x4a0 [ 2957.929354][ T10] dst_alloc+0x97/0x150 [ 2957.929354][ T10] ip6_dst_alloc+0x23/0x90 [ 2957.929354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2957.929354][ T10] ip6_pol_route+0x56f/0x840 [ 2957.929354][ T10] fib6_rule_lookup+0x456/0x630 [ 2957.929354][ T10] ip6_route_input+0x59c/0xa50 [ 2957.929354][ T10] ipv6_rcv+0x397/0x810 [ 2957.929354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2957.929354][ T10] process_backlog+0x101/0x620 [ 2957.929354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2957.929354][ T10] net_rx_action+0x495/0xbe0 [ 2957.929354][ T10] __do_softirq+0x1b5/0x7f6 [ 2957.929354][ T10] [ 2957.931007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.931007][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.931007][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.931007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.931007][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2957.931007][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2957.931007][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2957.931007][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2957.931007][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2957.931007][ T10] addrconf_dad_begin+0x310/0x670 [ 2957.931007][ T10] addrconf_dad_work+0x10b/0xab0 [ 2957.931007][ T10] process_one_work+0x84d/0x18a0 [ 2957.931007][ T10] worker_thread+0x587/0xd30 [ 2957.931007][ T10] kthread+0x28a/0x350 [ 2957.931007][ T10] ret_from_fork+0x31/0x70 [ 2957.931007][ T10] ret_from_fork_asm+0x1a/0x30 [ 2957.931007][ T10] [ 2957.932958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.932958][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.932958][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.932958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.932958][ T10] ip6_route_add+0x1c/0x140 [ 2957.932958][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2957.932958][ T10] inet6_addr_add+0x4f8/0xa40 [ 2957.932958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.932958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.932958][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.932958][ T10] netlink_unicast+0x449/0x710 [ 2957.932958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.932958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.932958][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.932958][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.932958][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.932958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.932958][ T10] [ 2957.934978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.934978][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.934978][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.934978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.934978][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2957.934978][ T10] ipv6_add_addr+0x411/0x2000 [ 2957.934978][ T10] inet6_addr_add+0x30e/0xa40 [ 2957.934978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.934978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.934978][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.934978][ T10] netlink_unicast+0x449/0x710 [ 2957.934978][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.934978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.934978][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.934978][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.934978][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.934978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.934978][ T10] [ 2957.937005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.937005][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.937005][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.937005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.937005][ T10] ip6_route_add+0x1c/0x140 [ 2957.937005][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2957.937005][ T10] addrconf_add_dev+0xe2/0x170 [ 2957.937005][ T10] inet6_addr_add+0x12f/0xa40 [ 2957.937005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.937005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.937005][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.937005][ T10] netlink_unicast+0x449/0x710 [ 2957.937005][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.937005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.937005][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.937005][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.937005][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.937005][ T10] [ 2957.939012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.939012][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2957.939012][ T10] ipv6_find_idev+0x102/0x170 [ 2957.939012][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.939012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.939012][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.939012][ T10] netlink_unicast+0x449/0x710 [ 2957.939012][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.939012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.939012][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.939012][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.939012][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.939012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.939012][ T10] [ 2957.940564][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2957.940564][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2957.940564][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2957.940564][ T10] ipv6_find_idev+0x102/0x170 [ 2957.940564][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.940564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.940564][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.940564][ T10] netlink_unicast+0x449/0x710 [ 2957.940564][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.940564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.940564][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.940564][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.940564][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.940564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.940564][ T10] [ 2957.942286][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2957.942564][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2957.942564][ T10] dst_init+0x84/0x4a0 [ 2957.942564][ T10] dst_alloc+0x97/0x150 [ 2957.942564][ T10] ip6_dst_alloc+0x23/0x90 [ 2957.942564][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2957.942564][ T10] ip6_pol_route+0x56f/0x840 [ 2957.942564][ T10] fib6_rule_lookup+0x456/0x630 [ 2957.942564][ T10] ip6_route_input+0x59c/0xa50 [ 2957.942564][ T10] ipv6_rcv+0x397/0x810 [ 2957.942564][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2957.942564][ T10] process_backlog+0x101/0x620 [ 2957.942564][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2957.942564][ T10] net_rx_action+0x495/0xbe0 [ 2957.942564][ T10] __do_softirq+0x1b5/0x7f6 [ 2957.942564][ T10] [ 2957.944218][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.944218][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2957.944218][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2957.944218][ T10] fib6_nh_init+0xa22/0x1580 [ 2957.944218][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.944218][ T10] ip6_route_add+0x1c/0x140 [ 2957.944218][ T10] inet6_rtm_newroute+0x104/0x110 [ 2957.944218][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.944218][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.944218][ T10] netlink_unicast+0x449/0x710 [ 2957.944218][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.944218][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.944218][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.944218][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.944218][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.944218][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.944218][ T10] [ 2957.946123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.946123][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.946123][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.946123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.946123][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2957.946123][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2957.946123][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2957.946123][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2957.946123][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2957.946123][ T10] addrconf_dad_begin+0x310/0x670 [ 2957.946123][ T10] addrconf_dad_work+0x10b/0xab0 [ 2957.946123][ T10] process_one_work+0x84d/0x18a0 [ 2957.946123][ T10] worker_thread+0x587/0xd30 [ 2957.946123][ T10] kthread+0x28a/0x350 [ 2957.946123][ T10] ret_from_fork+0x31/0x70 [ 2957.946123][ T10] ret_from_fork_asm+0x1a/0x30 [ 2957.946123][ T10] [ 2957.948049][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.948049][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.948049][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.948049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.948049][ T10] ip6_route_add+0x1c/0x140 [ 2957.948049][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2957.948049][ T10] inet6_addr_add+0x4f8/0xa40 [ 2957.948049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.948049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.948049][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.948049][ T10] netlink_unicast+0x449/0x710 [ 2957.948049][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.948049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.948049][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.948049][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.948049][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.948049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.948049][ T10] [ 2957.950088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.950088][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.950088][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.950088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.950088][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2957.950088][ T10] ipv6_add_addr+0x411/0x2000 [ 2957.950088][ T10] inet6_addr_add+0x30e/0xa40 [ 2957.950088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.950088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.950088][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.950088][ T10] netlink_unicast+0x449/0x710 [ 2957.950088][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.950088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.950088][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.950088][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.950088][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.950088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.950088][ T10] [ 2957.952119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.952119][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.952119][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.952119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.952119][ T10] ip6_route_add+0x1c/0x140 [ 2957.952119][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2957.952119][ T10] addrconf_add_dev+0xe2/0x170 [ 2957.952119][ T10] inet6_addr_add+0x12f/0xa40 [ 2957.952119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.952119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.952119][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.952119][ T10] netlink_unicast+0x449/0x710 [ 2957.952119][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.952119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.952119][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.952119][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.952119][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.952119][ T10] [ 2957.954216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.954216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2957.954216][ T10] ipv6_find_idev+0x102/0x170 [ 2957.954216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.954216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.954216][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.954216][ T10] netlink_unicast+0x449/0x710 [ 2957.954216][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.954216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.954216][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.954216][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.954216][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.954216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.954216][ T10] [ 2957.955958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2957.955958][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2957.955958][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2957.955958][ T10] ipv6_find_idev+0x102/0x170 [ 2957.955958][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.955958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.955958][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.955958][ T10] netlink_unicast+0x449/0x710 [ 2957.955958][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.955958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.955958][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.955958][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.955958][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.955958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.955958][ T10] [ 2957.957905][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2957.958213][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2957.958213][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.958213][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.958213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.958213][ T10] ip6_route_add+0x1c/0x140 [ 2957.958213][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2957.958213][ T10] inet6_addr_add+0x4f8/0xa40 [ 2957.958213][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.958213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.958213][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.958213][ T10] netlink_unicast+0x449/0x710 [ 2957.958213][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.958213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.958213][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.958213][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.958213][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.958213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.958213][ T10] [ 2957.960406][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2957.960406][ T10] netdev_get_by_index+0x5e/0x80 [ 2957.960406][ T10] fib6_nh_init+0x3d8/0x1580 [ 2957.960406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2957.960406][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2957.960406][ T10] ipv6_add_addr+0x411/0x2000 [ 2957.960406][ T10] inet6_addr_add+0x30e/0xa40 [ 2957.960406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2957.960406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.960406][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.960406][ T10] netlink_unicast+0x449/0x710 [ 2957.960406][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.960406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.960406][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.960406][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.960406][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.960406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.960406][ T10] [ 2957.962587][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2957.962587][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2957.962587][ T10] ipv6_find_idev+0x102/0x170 [ 2957.962587][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.962587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.962587][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.962587][ T10] netlink_unicast+0x449/0x710 [ 2957.962587][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.962587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.962587][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.962587][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.962587][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.962587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.962587][ T10] [ 2957.964315][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2957.964315][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2957.964315][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2957.964315][ T10] ipv6_find_idev+0x102/0x170 [ 2957.964315][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2957.964315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2957.964315][ T10] netlink_rcv_skb+0x130/0x360 [ 2957.964315][ T10] netlink_unicast+0x449/0x710 [ 2957.964315][ T10] netlink_sendmsg+0x723/0xbe0 [ 2957.964315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2957.964315][ T10] ___sys_sendmsg+0xee/0x170 [ 2957.964315][ T10] __sys_sendmsg+0xcd/0x170 [ 2957.964315][ T10] do_syscall_64+0xc6/0x1e0 [ 2957.964315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2957.964315][ T10] [ 2968.214984][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2968.215454][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.215454][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2968.215454][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2968.215454][ T10] fib6_nh_init+0xa22/0x1580 [ 2968.215454][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.215454][ T10] ip6_route_add+0x1c/0x140 [ 2968.215454][ T10] inet6_rtm_newroute+0x104/0x110 [ 2968.215454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.215454][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.215454][ T10] netlink_unicast+0x449/0x710 [ 2968.215454][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.215454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.215454][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.215454][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.215454][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.215454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.215454][ T10] [ 2968.217363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.217363][ T10] dst_init+0x84/0x4a0 [ 2968.217363][ T10] dst_alloc+0x97/0x150 [ 2968.217363][ T10] ip6_dst_alloc+0x23/0x90 [ 2968.217363][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2968.217363][ T10] ip6_pol_route+0x56f/0x840 [ 2968.217363][ T10] fib6_rule_lookup+0x456/0x630 [ 2968.217363][ T10] ip6_route_input+0x59c/0xa50 [ 2968.217363][ T10] ipv6_rcv+0x397/0x810 [ 2968.217363][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2968.217363][ T10] process_backlog+0x101/0x620 [ 2968.217363][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2968.217363][ T10] net_rx_action+0x495/0xbe0 [ 2968.217363][ T10] __do_softirq+0x1b5/0x7f6 [ 2968.217363][ T10] [ 2968.219018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.219018][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.219018][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.219018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.219018][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2968.219018][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2968.219018][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2968.219018][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2968.219018][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2968.219018][ T10] addrconf_dad_begin+0x310/0x670 [ 2968.219018][ T10] addrconf_dad_work+0x10b/0xab0 [ 2968.219018][ T10] process_one_work+0x84d/0x18a0 [ 2968.219018][ T10] worker_thread+0x587/0xd30 [ 2968.219018][ T10] kthread+0x28a/0x350 [ 2968.219018][ T10] ret_from_fork+0x31/0x70 [ 2968.219018][ T10] ret_from_fork_asm+0x1a/0x30 [ 2968.219018][ T10] [ 2968.220924][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.220924][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.220924][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.220924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.220924][ T10] ip6_route_add+0x1c/0x140 [ 2968.220924][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2968.220924][ T10] inet6_addr_add+0x4f8/0xa40 [ 2968.220924][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.220924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.220924][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.220924][ T10] netlink_unicast+0x449/0x710 [ 2968.220924][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.220924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.220924][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.220924][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.220924][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.220924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.220924][ T10] [ 2968.222942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.222942][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.222942][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.222942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.222942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2968.222942][ T10] ipv6_add_addr+0x411/0x2000 [ 2968.222942][ T10] inet6_addr_add+0x30e/0xa40 [ 2968.222942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.222942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.222942][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.222942][ T10] netlink_unicast+0x449/0x710 [ 2968.222942][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.222942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.222942][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.222942][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.222942][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.222942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.222942][ T10] [ 2968.224961][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.224961][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.224961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.224961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.224961][ T10] ip6_route_add+0x1c/0x140 [ 2968.224961][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2968.224961][ T10] addrconf_add_dev+0xe2/0x170 [ 2968.224961][ T10] inet6_addr_add+0x12f/0xa40 [ 2968.224961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.224961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.224961][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.224961][ T10] netlink_unicast+0x449/0x710 [ 2968.224961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.224961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.224961][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.224961][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.224961][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.224961][ T10] [ 2968.226935][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.226935][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2968.226935][ T10] ipv6_find_idev+0x102/0x170 [ 2968.226935][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.226935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.226935][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.226935][ T10] netlink_unicast+0x449/0x710 [ 2968.226935][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.226935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.226935][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.226935][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.226935][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.226935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.226935][ T10] [ 2968.228476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2968.228476][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2968.228476][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2968.228476][ T10] ipv6_find_idev+0x102/0x170 [ 2968.228476][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.228476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.228476][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.228476][ T10] netlink_unicast+0x449/0x710 [ 2968.228476][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.228476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.228476][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.228476][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.228476][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.228476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.228476][ T10] [ 2968.230192][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2968.230461][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2968.230461][ T10] dst_init+0x84/0x4a0 [ 2968.230461][ T10] dst_alloc+0x97/0x150 [ 2968.230461][ T10] ip6_dst_alloc+0x23/0x90 [ 2968.230461][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2968.230461][ T10] ip6_pol_route+0x56f/0x840 [ 2968.230461][ T10] fib6_rule_lookup+0x456/0x630 [ 2968.230461][ T10] ip6_route_input+0x59c/0xa50 [ 2968.230461][ T10] ipv6_rcv+0x397/0x810 [ 2968.230461][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2968.230461][ T10] process_backlog+0x101/0x620 [ 2968.230461][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2968.230461][ T10] net_rx_action+0x495/0xbe0 [ 2968.230461][ T10] __do_softirq+0x1b5/0x7f6 [ 2968.230461][ T10] [ 2968.232120][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.232120][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2968.232120][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2968.232120][ T10] fib6_nh_init+0xa22/0x1580 [ 2968.232120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.232120][ T10] ip6_route_add+0x1c/0x140 [ 2968.232120][ T10] inet6_rtm_newroute+0x104/0x110 [ 2968.232120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.232120][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.232120][ T10] netlink_unicast+0x449/0x710 [ 2968.232120][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.232120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.232120][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.232120][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.232120][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.232120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.232120][ T10] [ 2968.234008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.234008][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.234008][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.234008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.234008][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2968.234008][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2968.234008][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2968.234008][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2968.234008][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2968.234008][ T10] addrconf_dad_begin+0x310/0x670 [ 2968.234008][ T10] addrconf_dad_work+0x10b/0xab0 [ 2968.234008][ T10] process_one_work+0x84d/0x18a0 [ 2968.234008][ T10] worker_thread+0x587/0xd30 [ 2968.234008][ T10] kthread+0x28a/0x350 [ 2968.234008][ T10] ret_from_fork+0x31/0x70 [ 2968.234008][ T10] ret_from_fork_asm+0x1a/0x30 [ 2968.234008][ T10] [ 2968.235914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.235914][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.235914][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.235914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.235914][ T10] ip6_route_add+0x1c/0x140 [ 2968.235914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2968.235914][ T10] inet6_addr_add+0x4f8/0xa40 [ 2968.235914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.235914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.235914][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.235914][ T10] netlink_unicast+0x449/0x710 [ 2968.235914][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.235914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.235914][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.235914][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.235914][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.235914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.235914][ T10] [ 2968.237910][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.237910][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.237910][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.237910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.237910][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2968.237910][ T10] ipv6_add_addr+0x411/0x2000 [ 2968.237910][ T10] inet6_addr_add+0x30e/0xa40 [ 2968.237910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.237910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.237910][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.237910][ T10] netlink_unicast+0x449/0x710 [ 2968.237910][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.237910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.237910][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.237910][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.237910][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.237910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.237910][ T10] [ 2968.239902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.239902][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.239902][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.239902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.239902][ T10] ip6_route_add+0x1c/0x140 [ 2968.239902][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2968.239902][ T10] addrconf_add_dev+0xe2/0x170 [ 2968.239902][ T10] inet6_addr_add+0x12f/0xa40 [ 2968.239902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.239902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.239902][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.239902][ T10] netlink_unicast+0x449/0x710 [ 2968.239902][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.239902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.239902][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.239902][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.239902][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.239902][ T10] [ 2968.241939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.241939][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2968.241939][ T10] ipv6_find_idev+0x102/0x170 [ 2968.241939][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.241939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.241939][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.241939][ T10] netlink_unicast+0x449/0x710 [ 2968.241939][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.241939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.241939][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.241939][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.241939][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.241939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.241939][ T10] [ 2968.243601][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2968.243601][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2968.243601][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2968.243601][ T10] ipv6_find_idev+0x102/0x170 [ 2968.243601][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.243601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.243601][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.243601][ T10] netlink_unicast+0x449/0x710 [ 2968.243601][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.243601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.243601][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.243601][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.243601][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.243601][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.243601][ T10] [ 2968.245519][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2968.245758][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2968.245758][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.245758][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.245758][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.245758][ T10] ip6_route_add+0x1c/0x140 [ 2968.245758][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2968.245758][ T10] inet6_addr_add+0x4f8/0xa40 [ 2968.245758][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.245758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.245758][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.245758][ T10] netlink_unicast+0x449/0x710 [ 2968.245758][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.245758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.245758][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.245758][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.245758][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.245758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.245758][ T10] [ 2968.247913][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2968.247913][ T10] netdev_get_by_index+0x5e/0x80 [ 2968.247913][ T10] fib6_nh_init+0x3d8/0x1580 [ 2968.247913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2968.247913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2968.247913][ T10] ipv6_add_addr+0x411/0x2000 [ 2968.247913][ T10] inet6_addr_add+0x30e/0xa40 [ 2968.247913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2968.247913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.247913][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.247913][ T10] netlink_unicast+0x449/0x710 [ 2968.247913][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.247913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.247913][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.247913][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.247913][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.247913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.247913][ T10] [ 2968.250032][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2968.250032][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2968.250032][ T10] ipv6_find_idev+0x102/0x170 [ 2968.250032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.250032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.250032][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.250032][ T10] netlink_unicast+0x449/0x710 [ 2968.250032][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.250032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.250032][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.250032][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.250032][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.250032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.250032][ T10] [ 2968.251700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2968.251700][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2968.251700][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2968.251700][ T10] ipv6_find_idev+0x102/0x170 [ 2968.251700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2968.251700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2968.251700][ T10] netlink_rcv_skb+0x130/0x360 [ 2968.251700][ T10] netlink_unicast+0x449/0x710 [ 2968.251700][ T10] netlink_sendmsg+0x723/0xbe0 [ 2968.251700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2968.251700][ T10] ___sys_sendmsg+0xee/0x170 [ 2968.251700][ T10] __sys_sendmsg+0xcd/0x170 [ 2968.251700][ T10] do_syscall_64+0xc6/0x1e0 [ 2968.251700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2968.251700][ T10] [ 2978.502986][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2978.503503][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.503503][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2978.503503][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2978.503503][ T10] fib6_nh_init+0xa22/0x1580 [ 2978.503503][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.503503][ T10] ip6_route_add+0x1c/0x140 [ 2978.503503][ T10] inet6_rtm_newroute+0x104/0x110 [ 2978.503503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.503503][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.503503][ T10] netlink_unicast+0x449/0x710 [ 2978.503503][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.503503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.503503][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.503503][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.503503][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.503503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.503503][ T10] [ 2978.505432][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.505432][ T10] dst_init+0x84/0x4a0 [ 2978.505432][ T10] dst_alloc+0x97/0x150 [ 2978.505432][ T10] ip6_dst_alloc+0x23/0x90 [ 2978.505432][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2978.505432][ T10] ip6_pol_route+0x56f/0x840 [ 2978.505432][ T10] fib6_rule_lookup+0x456/0x630 [ 2978.505432][ T10] ip6_route_input+0x59c/0xa50 [ 2978.505432][ T10] ipv6_rcv+0x397/0x810 [ 2978.505432][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2978.505432][ T10] process_backlog+0x101/0x620 [ 2978.505432][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2978.505432][ T10] net_rx_action+0x495/0xbe0 [ 2978.505432][ T10] __do_softirq+0x1b5/0x7f6 [ 2978.505432][ T10] [ 2978.507110][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.507110][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.507110][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.507110][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.507110][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2978.507110][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2978.507110][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2978.507110][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2978.507110][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2978.507110][ T10] addrconf_dad_begin+0x310/0x670 [ 2978.507110][ T10] addrconf_dad_work+0x10b/0xab0 [ 2978.507110][ T10] process_one_work+0x84d/0x18a0 [ 2978.507110][ T10] worker_thread+0x587/0xd30 [ 2978.507110][ T10] kthread+0x28a/0x350 [ 2978.507110][ T10] ret_from_fork+0x31/0x70 [ 2978.507110][ T10] ret_from_fork_asm+0x1a/0x30 [ 2978.507110][ T10] [ 2978.509066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.509066][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.509066][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.509066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.509066][ T10] ip6_route_add+0x1c/0x140 [ 2978.509066][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2978.509066][ T10] inet6_addr_add+0x4f8/0xa40 [ 2978.509066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.509066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.509066][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.509066][ T10] netlink_unicast+0x449/0x710 [ 2978.509066][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.509066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.509066][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.509066][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.509066][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.509066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.509066][ T10] [ 2978.511109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.511109][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.511109][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.511109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.511109][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2978.511109][ T10] ipv6_add_addr+0x411/0x2000 [ 2978.511109][ T10] inet6_addr_add+0x30e/0xa40 [ 2978.511109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.511109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.511109][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.511109][ T10] netlink_unicast+0x449/0x710 [ 2978.511109][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.511109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.511109][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.511109][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.511109][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.511109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.511109][ T10] [ 2978.513171][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.513171][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.513171][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.513171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.513171][ T10] ip6_route_add+0x1c/0x140 [ 2978.513171][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2978.513171][ T10] addrconf_add_dev+0xe2/0x170 [ 2978.513171][ T10] inet6_addr_add+0x12f/0xa40 [ 2978.513171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.513171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.513171][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.513171][ T10] netlink_unicast+0x449/0x710 [ 2978.513171][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.513171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.513171][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.513171][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.513171][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.513171][ T10] [ 2978.515178][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.515178][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2978.515178][ T10] ipv6_find_idev+0x102/0x170 [ 2978.515178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.515178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.515178][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.515178][ T10] netlink_unicast+0x449/0x710 [ 2978.515178][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.515178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.515178][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.515178][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.515178][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.515178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.515178][ T10] [ 2978.516749][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2978.516749][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2978.516749][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2978.516749][ T10] ipv6_find_idev+0x102/0x170 [ 2978.516749][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.516749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.516749][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.516749][ T10] netlink_unicast+0x449/0x710 [ 2978.516749][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.516749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.516749][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.516749][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.516749][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.516749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.516749][ T10] [ 2978.518502][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2978.518787][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2978.518787][ T10] dst_init+0x84/0x4a0 [ 2978.518787][ T10] dst_alloc+0x97/0x150 [ 2978.518787][ T10] ip6_dst_alloc+0x23/0x90 [ 2978.518787][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2978.518787][ T10] ip6_pol_route+0x56f/0x840 [ 2978.518787][ T10] fib6_rule_lookup+0x456/0x630 [ 2978.518787][ T10] ip6_route_input+0x59c/0xa50 [ 2978.518787][ T10] ipv6_rcv+0x397/0x810 [ 2978.518787][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2978.518787][ T10] process_backlog+0x101/0x620 [ 2978.518787][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2978.518787][ T10] net_rx_action+0x495/0xbe0 [ 2978.518787][ T10] __do_softirq+0x1b5/0x7f6 [ 2978.518787][ T10] [ 2978.520453][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.520453][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2978.520453][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2978.520453][ T10] fib6_nh_init+0xa22/0x1580 [ 2978.520453][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.520453][ T10] ip6_route_add+0x1c/0x140 [ 2978.520453][ T10] inet6_rtm_newroute+0x104/0x110 [ 2978.520453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.520453][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.520453][ T10] netlink_unicast+0x449/0x710 [ 2978.520453][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.520453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.520453][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.520453][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.520453][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.520453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.520453][ T10] [ 2978.522392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.522392][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.522392][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.522392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.522392][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2978.522392][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2978.522392][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2978.522392][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2978.522392][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2978.522392][ T10] addrconf_dad_begin+0x310/0x670 [ 2978.522392][ T10] addrconf_dad_work+0x10b/0xab0 [ 2978.522392][ T10] process_one_work+0x84d/0x18a0 [ 2978.522392][ T10] worker_thread+0x587/0xd30 [ 2978.522392][ T10] kthread+0x28a/0x350 [ 2978.522392][ T10] ret_from_fork+0x31/0x70 [ 2978.522392][ T10] ret_from_fork_asm+0x1a/0x30 [ 2978.522392][ T10] [ 2978.524343][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.524343][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.524343][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.524343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.524343][ T10] ip6_route_add+0x1c/0x140 [ 2978.524343][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2978.524343][ T10] inet6_addr_add+0x4f8/0xa40 [ 2978.524343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.524343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.524343][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.524343][ T10] netlink_unicast+0x449/0x710 [ 2978.524343][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.524343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.524343][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.524343][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.524343][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.524343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.524343][ T10] [ 2978.526374][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.526374][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.526374][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.526374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.526374][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2978.526374][ T10] ipv6_add_addr+0x411/0x2000 [ 2978.526374][ T10] inet6_addr_add+0x30e/0xa40 [ 2978.526374][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.526374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.526374][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.526374][ T10] netlink_unicast+0x449/0x710 [ 2978.526374][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.526374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.526374][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.526374][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.526374][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.526374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.526374][ T10] [ 2978.528391][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.528391][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.528391][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.528391][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.528391][ T10] ip6_route_add+0x1c/0x140 [ 2978.528391][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2978.528391][ T10] addrconf_add_dev+0xe2/0x170 [ 2978.528391][ T10] inet6_addr_add+0x12f/0xa40 [ 2978.528391][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.528391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.528391][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.528391][ T10] netlink_unicast+0x449/0x710 [ 2978.528391][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.528391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.528391][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.528391][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.528391][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.528391][ T10] [ 2978.530511][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.530511][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2978.530511][ T10] ipv6_find_idev+0x102/0x170 [ 2978.530511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.530511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.530511][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.530511][ T10] netlink_unicast+0x449/0x710 [ 2978.530511][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.530511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.530511][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.530511][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.530511][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.530511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.530511][ T10] [ 2978.532264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2978.532264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2978.532264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2978.532264][ T10] ipv6_find_idev+0x102/0x170 [ 2978.532264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.532264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.532264][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.532264][ T10] netlink_unicast+0x449/0x710 [ 2978.532264][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.532264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.532264][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.532264][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.532264][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.532264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.532264][ T10] [ 2978.534285][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2978.534540][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2978.534540][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.534540][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.534540][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.534540][ T10] ip6_route_add+0x1c/0x140 [ 2978.534540][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2978.534540][ T10] inet6_addr_add+0x4f8/0xa40 [ 2978.534540][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.534540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.534540][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.534540][ T10] netlink_unicast+0x449/0x710 [ 2978.534540][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.534540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.534540][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.534540][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.534540][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.534540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.534540][ T10] [ 2978.536808][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2978.536808][ T10] netdev_get_by_index+0x5e/0x80 [ 2978.536808][ T10] fib6_nh_init+0x3d8/0x1580 [ 2978.536808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2978.536808][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2978.536808][ T10] ipv6_add_addr+0x411/0x2000 [ 2978.536808][ T10] inet6_addr_add+0x30e/0xa40 [ 2978.536808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2978.536808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.536808][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.536808][ T10] netlink_unicast+0x449/0x710 [ 2978.536808][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.536808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.536808][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.536808][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.536808][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.536808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.536808][ T10] [ 2978.539089][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2978.539089][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2978.539089][ T10] ipv6_find_idev+0x102/0x170 [ 2978.539089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.539089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.539089][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.539089][ T10] netlink_unicast+0x449/0x710 [ 2978.539089][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.539089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.539089][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.539089][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.539089][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.539089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.539089][ T10] [ 2978.540843][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2978.540843][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2978.540843][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2978.540843][ T10] ipv6_find_idev+0x102/0x170 [ 2978.540843][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2978.540843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2978.540843][ T10] netlink_rcv_skb+0x130/0x360 [ 2978.540843][ T10] netlink_unicast+0x449/0x710 [ 2978.540843][ T10] netlink_sendmsg+0x723/0xbe0 [ 2978.540843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2978.540843][ T10] ___sys_sendmsg+0xee/0x170 [ 2978.540843][ T10] __sys_sendmsg+0xcd/0x170 [ 2978.540843][ T10] do_syscall_64+0xc6/0x1e0 [ 2978.540843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2978.540843][ T10] [ 2988.790964][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2988.791518][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.791518][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2988.791518][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2988.791518][ T10] fib6_nh_init+0xa22/0x1580 [ 2988.791518][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.791518][ T10] ip6_route_add+0x1c/0x140 [ 2988.791518][ T10] inet6_rtm_newroute+0x104/0x110 [ 2988.791518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.791518][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.791518][ T10] netlink_unicast+0x449/0x710 [ 2988.791518][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.791518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.791518][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.791518][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.791518][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.791518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.791518][ T10] [ 2988.793909][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.793909][ T10] dst_init+0x84/0x4a0 [ 2988.793909][ T10] dst_alloc+0x97/0x150 [ 2988.793909][ T10] ip6_dst_alloc+0x23/0x90 [ 2988.793909][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2988.793909][ T10] ip6_pol_route+0x56f/0x840 [ 2988.793909][ T10] fib6_rule_lookup+0x456/0x630 [ 2988.793909][ T10] ip6_route_input+0x59c/0xa50 [ 2988.793909][ T10] ipv6_rcv+0x397/0x810 [ 2988.793909][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2988.793909][ T10] process_backlog+0x101/0x620 [ 2988.793909][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2988.793909][ T10] net_rx_action+0x495/0xbe0 [ 2988.793909][ T10] __do_softirq+0x1b5/0x7f6 [ 2988.793909][ T10] [ 2988.795989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.795989][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.795989][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.795989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.795989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2988.795989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2988.795989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2988.795989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2988.795989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2988.795989][ T10] addrconf_dad_begin+0x310/0x670 [ 2988.795989][ T10] addrconf_dad_work+0x10b/0xab0 [ 2988.795989][ T10] process_one_work+0x84d/0x18a0 [ 2988.795989][ T10] worker_thread+0x587/0xd30 [ 2988.795989][ T10] kthread+0x28a/0x350 [ 2988.795989][ T10] ret_from_fork+0x31/0x70 [ 2988.795989][ T10] ret_from_fork_asm+0x1a/0x30 [ 2988.795989][ T10] [ 2988.798353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.798353][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.798353][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.798353][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.798353][ T10] ip6_route_add+0x1c/0x140 [ 2988.798353][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2988.798353][ T10] inet6_addr_add+0x4f8/0xa40 [ 2988.798353][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.798353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.798353][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.798353][ T10] netlink_unicast+0x449/0x710 [ 2988.798353][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.798353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.798353][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.798353][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.798353][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.798353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.798353][ T10] [ 2988.800502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.800502][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.800502][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.800502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.800502][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2988.800502][ T10] ipv6_add_addr+0x411/0x2000 [ 2988.800502][ T10] inet6_addr_add+0x30e/0xa40 [ 2988.800502][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.800502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.800502][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.800502][ T10] netlink_unicast+0x449/0x710 [ 2988.800502][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.800502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.800502][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.800502][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.800502][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.800502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.800502][ T10] [ 2988.802545][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.802545][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.802545][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.802545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.802545][ T10] ip6_route_add+0x1c/0x140 [ 2988.802545][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2988.802545][ T10] addrconf_add_dev+0xe2/0x170 [ 2988.802545][ T10] inet6_addr_add+0x12f/0xa40 [ 2988.802545][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.802545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.802545][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.802545][ T10] netlink_unicast+0x449/0x710 [ 2988.802545][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.802545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.802545][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.802545][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.802545][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.802545][ T10] [ 2988.804542][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.804542][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2988.804542][ T10] ipv6_find_idev+0x102/0x170 [ 2988.804542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.804542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.804542][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.804542][ T10] netlink_unicast+0x449/0x710 [ 2988.804542][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.804542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.804542][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.804542][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.804542][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.804542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.804542][ T10] [ 2988.806108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2988.806108][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2988.806108][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2988.806108][ T10] ipv6_find_idev+0x102/0x170 [ 2988.806108][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.806108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.806108][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.806108][ T10] netlink_unicast+0x449/0x710 [ 2988.806108][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.806108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.806108][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.806108][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.806108][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.806108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.806108][ T10] [ 2988.807858][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2988.808144][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2988.808144][ T10] dst_init+0x84/0x4a0 [ 2988.808144][ T10] dst_alloc+0x97/0x150 [ 2988.808144][ T10] ip6_dst_alloc+0x23/0x90 [ 2988.808144][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2988.808144][ T10] ip6_pol_route+0x56f/0x840 [ 2988.808144][ T10] fib6_rule_lookup+0x456/0x630 [ 2988.808144][ T10] ip6_route_input+0x59c/0xa50 [ 2988.808144][ T10] ipv6_rcv+0x397/0x810 [ 2988.808144][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2988.808144][ T10] process_backlog+0x101/0x620 [ 2988.808144][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2988.808144][ T10] net_rx_action+0x495/0xbe0 [ 2988.808144][ T10] __do_softirq+0x1b5/0x7f6 [ 2988.808144][ T10] [ 2988.809803][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.809803][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2988.809803][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2988.809803][ T10] fib6_nh_init+0xa22/0x1580 [ 2988.809803][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.809803][ T10] ip6_route_add+0x1c/0x140 [ 2988.809803][ T10] inet6_rtm_newroute+0x104/0x110 [ 2988.809803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.809803][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.809803][ T10] netlink_unicast+0x449/0x710 [ 2988.809803][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.809803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.809803][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.809803][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.809803][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.809803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.809803][ T10] [ 2988.811713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.811713][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.811713][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.811713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.811713][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2988.811713][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2988.811713][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2988.811713][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2988.811713][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2988.811713][ T10] addrconf_dad_begin+0x310/0x670 [ 2988.811713][ T10] addrconf_dad_work+0x10b/0xab0 [ 2988.811713][ T10] process_one_work+0x84d/0x18a0 [ 2988.811713][ T10] worker_thread+0x587/0xd30 [ 2988.811713][ T10] kthread+0x28a/0x350 [ 2988.811713][ T10] ret_from_fork+0x31/0x70 [ 2988.811713][ T10] ret_from_fork_asm+0x1a/0x30 [ 2988.811713][ T10] [ 2988.813641][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.813641][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.813641][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.813641][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.813641][ T10] ip6_route_add+0x1c/0x140 [ 2988.813641][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2988.813641][ T10] inet6_addr_add+0x4f8/0xa40 [ 2988.813641][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.813641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.813641][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.813641][ T10] netlink_unicast+0x449/0x710 [ 2988.813641][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.813641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.813641][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.813641][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.813641][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.813641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.813641][ T10] [ 2988.815653][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.815653][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.815653][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.815653][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.815653][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2988.815653][ T10] ipv6_add_addr+0x411/0x2000 [ 2988.815653][ T10] inet6_addr_add+0x30e/0xa40 [ 2988.815653][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.815653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.815653][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.815653][ T10] netlink_unicast+0x449/0x710 [ 2988.815653][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.815653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.815653][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.815653][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.815653][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.815653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.815653][ T10] [ 2988.817676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.817676][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.817676][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.817676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.817676][ T10] ip6_route_add+0x1c/0x140 [ 2988.817676][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2988.817676][ T10] addrconf_add_dev+0xe2/0x170 [ 2988.817676][ T10] inet6_addr_add+0x12f/0xa40 [ 2988.817676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.817676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.817676][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.817676][ T10] netlink_unicast+0x449/0x710 [ 2988.817676][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.817676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.817676][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.817676][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.817676][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.817676][ T10] [ 2988.819777][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.819777][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2988.819777][ T10] ipv6_find_idev+0x102/0x170 [ 2988.819777][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.819777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.819777][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.819777][ T10] netlink_unicast+0x449/0x710 [ 2988.819777][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.819777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.819777][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.819777][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.819777][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.819777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.819777][ T10] [ 2988.821598][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2988.821598][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2988.821598][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2988.821598][ T10] ipv6_find_idev+0x102/0x170 [ 2988.821598][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.821598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.821598][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.821598][ T10] netlink_unicast+0x449/0x710 [ 2988.821598][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.821598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.821598][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.821598][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.821598][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.821598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.821598][ T10] [ 2988.823560][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2988.823814][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2988.823814][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.823814][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.823814][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.823814][ T10] ip6_route_add+0x1c/0x140 [ 2988.823814][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2988.823814][ T10] inet6_addr_add+0x4f8/0xa40 [ 2988.823814][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.823814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.823814][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.823814][ T10] netlink_unicast+0x449/0x710 [ 2988.823814][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.823814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.823814][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.823814][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.823814][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.823814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.823814][ T10] [ 2988.826107][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2988.826107][ T10] netdev_get_by_index+0x5e/0x80 [ 2988.826107][ T10] fib6_nh_init+0x3d8/0x1580 [ 2988.826107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2988.826107][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2988.826107][ T10] ipv6_add_addr+0x411/0x2000 [ 2988.826107][ T10] inet6_addr_add+0x30e/0xa40 [ 2988.826107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2988.826107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.826107][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.826107][ T10] netlink_unicast+0x449/0x710 [ 2988.826107][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.826107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.826107][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.826107][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.826107][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.826107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.826107][ T10] [ 2988.828370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2988.828370][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2988.828370][ T10] ipv6_find_idev+0x102/0x170 [ 2988.828370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.828370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.828370][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.828370][ T10] netlink_unicast+0x449/0x710 [ 2988.828370][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.828370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.828370][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.828370][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.828370][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.828370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.828370][ T10] [ 2988.830180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2988.830180][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2988.830180][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2988.830180][ T10] ipv6_find_idev+0x102/0x170 [ 2988.830180][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2988.830180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2988.830180][ T10] netlink_rcv_skb+0x130/0x360 [ 2988.830180][ T10] netlink_unicast+0x449/0x710 [ 2988.830180][ T10] netlink_sendmsg+0x723/0xbe0 [ 2988.830180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2988.830180][ T10] ___sys_sendmsg+0xee/0x170 [ 2988.830180][ T10] __sys_sendmsg+0xcd/0x170 [ 2988.830180][ T10] do_syscall_64+0xc6/0x1e0 [ 2988.830180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2988.830180][ T10] [ 2999.078923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 2999.079313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.079313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2999.079313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2999.079313][ T10] fib6_nh_init+0xa22/0x1580 [ 2999.079313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.079313][ T10] ip6_route_add+0x1c/0x140 [ 2999.079313][ T10] inet6_rtm_newroute+0x104/0x110 [ 2999.079313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.079313][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.079313][ T10] netlink_unicast+0x449/0x710 [ 2999.079313][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.079313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.079313][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.079313][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.079313][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.079313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.079313][ T10] [ 2999.081246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.081246][ T10] dst_init+0x84/0x4a0 [ 2999.081246][ T10] dst_alloc+0x97/0x150 [ 2999.081246][ T10] ip6_dst_alloc+0x23/0x90 [ 2999.081246][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2999.081246][ T10] ip6_pol_route+0x56f/0x840 [ 2999.081246][ T10] fib6_rule_lookup+0x456/0x630 [ 2999.081246][ T10] ip6_route_input+0x59c/0xa50 [ 2999.081246][ T10] ipv6_rcv+0x397/0x810 [ 2999.081246][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2999.081246][ T10] process_backlog+0x101/0x620 [ 2999.081246][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2999.081246][ T10] net_rx_action+0x495/0xbe0 [ 2999.081246][ T10] __do_softirq+0x1b5/0x7f6 [ 2999.081246][ T10] [ 2999.082913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.082913][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.082913][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.082913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.082913][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2999.082913][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2999.082913][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2999.082913][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2999.082913][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2999.082913][ T10] addrconf_dad_begin+0x310/0x670 [ 2999.082913][ T10] addrconf_dad_work+0x10b/0xab0 [ 2999.082913][ T10] process_one_work+0x84d/0x18a0 [ 2999.082913][ T10] worker_thread+0x587/0xd30 [ 2999.082913][ T10] kthread+0x28a/0x350 [ 2999.082913][ T10] ret_from_fork+0x31/0x70 [ 2999.082913][ T10] ret_from_fork_asm+0x1a/0x30 [ 2999.082913][ T10] [ 2999.085378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.085378][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.085378][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.085378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.085378][ T10] ip6_route_add+0x1c/0x140 [ 2999.085378][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2999.085378][ T10] inet6_addr_add+0x4f8/0xa40 [ 2999.085378][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.085378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.085378][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.085378][ T10] netlink_unicast+0x449/0x710 [ 2999.085378][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.085378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.085378][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.085378][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.085378][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.085378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.085378][ T10] [ 2999.087392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.087392][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.087392][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.087392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.087392][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2999.087392][ T10] ipv6_add_addr+0x411/0x2000 [ 2999.087392][ T10] inet6_addr_add+0x30e/0xa40 [ 2999.087392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.087392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.087392][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.087392][ T10] netlink_unicast+0x449/0x710 [ 2999.087392][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.087392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.087392][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.087392][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.087392][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.087392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.087392][ T10] [ 2999.089398][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.089398][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.089398][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.089398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.089398][ T10] ip6_route_add+0x1c/0x140 [ 2999.089398][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2999.089398][ T10] addrconf_add_dev+0xe2/0x170 [ 2999.089398][ T10] inet6_addr_add+0x12f/0xa40 [ 2999.089398][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.089398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.089398][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.089398][ T10] netlink_unicast+0x449/0x710 [ 2999.089398][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.089398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.089398][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.089398][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.089398][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.089398][ T10] [ 2999.091391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.091391][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2999.091391][ T10] ipv6_find_idev+0x102/0x170 [ 2999.091391][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.091391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.091391][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.091391][ T10] netlink_unicast+0x449/0x710 [ 2999.091391][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.091391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.091391][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.091391][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.091391][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.091391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.091391][ T10] [ 2999.092936][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 2999.092936][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2999.092936][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2999.092936][ T10] ipv6_find_idev+0x102/0x170 [ 2999.092936][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.092936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.092936][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.092936][ T10] netlink_unicast+0x449/0x710 [ 2999.092936][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.092936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.092936][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.092936][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.092936][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.092936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.092936][ T10] [ 2999.094638][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 2999.094925][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 2999.094925][ T10] dst_init+0x84/0x4a0 [ 2999.094925][ T10] dst_alloc+0x97/0x150 [ 2999.094925][ T10] ip6_dst_alloc+0x23/0x90 [ 2999.094925][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 2999.094925][ T10] ip6_pol_route+0x56f/0x840 [ 2999.094925][ T10] fib6_rule_lookup+0x456/0x630 [ 2999.094925][ T10] ip6_route_input+0x59c/0xa50 [ 2999.094925][ T10] ipv6_rcv+0x397/0x810 [ 2999.094925][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 2999.094925][ T10] process_backlog+0x101/0x620 [ 2999.094925][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 2999.094925][ T10] net_rx_action+0x495/0xbe0 [ 2999.094925][ T10] __do_softirq+0x1b5/0x7f6 [ 2999.094925][ T10] [ 2999.096563][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.096563][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 2999.096563][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 2999.096563][ T10] fib6_nh_init+0xa22/0x1580 [ 2999.096563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.096563][ T10] ip6_route_add+0x1c/0x140 [ 2999.096563][ T10] inet6_rtm_newroute+0x104/0x110 [ 2999.096563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.096563][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.096563][ T10] netlink_unicast+0x449/0x710 [ 2999.096563][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.096563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.096563][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.096563][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.096563][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.096563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.096563][ T10] [ 2999.098446][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.098446][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.098446][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.098446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.098446][ T10] addrconf_f6i_alloc+0x265/0x560 [ 2999.098446][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 2999.098446][ T10] addrconf_join_anycast+0x1c0/0x220 [ 2999.098446][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 2999.098446][ T10] addrconf_dad_completed+0x12b/0xe20 [ 2999.098446][ T10] addrconf_dad_begin+0x310/0x670 [ 2999.098446][ T10] addrconf_dad_work+0x10b/0xab0 [ 2999.098446][ T10] process_one_work+0x84d/0x18a0 [ 2999.098446][ T10] worker_thread+0x587/0xd30 [ 2999.098446][ T10] kthread+0x28a/0x350 [ 2999.098446][ T10] ret_from_fork+0x31/0x70 [ 2999.098446][ T10] ret_from_fork_asm+0x1a/0x30 [ 2999.098446][ T10] [ 2999.100469][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.100469][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.100469][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.100469][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.100469][ T10] ip6_route_add+0x1c/0x140 [ 2999.100469][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2999.100469][ T10] inet6_addr_add+0x4f8/0xa40 [ 2999.100469][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.100469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.100469][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.100469][ T10] netlink_unicast+0x449/0x710 [ 2999.100469][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.100469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.100469][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.100469][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.100469][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.100469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.100469][ T10] [ 2999.102488][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.102488][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.102488][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.102488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.102488][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2999.102488][ T10] ipv6_add_addr+0x411/0x2000 [ 2999.102488][ T10] inet6_addr_add+0x30e/0xa40 [ 2999.102488][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.102488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.102488][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.102488][ T10] netlink_unicast+0x449/0x710 [ 2999.102488][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.102488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.102488][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.102488][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.102488][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.102488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.102488][ T10] [ 2999.104495][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.104495][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.104495][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.104495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.104495][ T10] ip6_route_add+0x1c/0x140 [ 2999.104495][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 2999.104495][ T10] addrconf_add_dev+0xe2/0x170 [ 2999.104495][ T10] inet6_addr_add+0x12f/0xa40 [ 2999.104495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.104495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.104495][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.104495][ T10] netlink_unicast+0x449/0x710 [ 2999.104495][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.104495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.104495][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.104495][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.104495][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.104495][ T10] [ 2999.106987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.106987][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2999.106987][ T10] ipv6_find_idev+0x102/0x170 [ 2999.106987][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.106987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.106987][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.106987][ T10] netlink_unicast+0x449/0x710 [ 2999.106987][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.106987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.106987][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.106987][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.106987][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.106987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.106987][ T10] [ 2999.108712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 2999.108712][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2999.108712][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2999.108712][ T10] ipv6_find_idev+0x102/0x170 [ 2999.108712][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.108712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.108712][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.108712][ T10] netlink_unicast+0x449/0x710 [ 2999.108712][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.108712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.108712][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.108712][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.108712][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.108712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.108712][ T10] [ 2999.110649][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2999.110961][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2999.110961][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.110961][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.110961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.110961][ T10] ip6_route_add+0x1c/0x140 [ 2999.110961][ T10] addrconf_prefix_route+0x2a6/0x430 [ 2999.110961][ T10] inet6_addr_add+0x4f8/0xa40 [ 2999.110961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.110961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.110961][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.110961][ T10] netlink_unicast+0x449/0x710 [ 2999.110961][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.110961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.110961][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.110961][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.110961][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.110961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.110961][ T10] [ 2999.113171][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2999.113171][ T10] netdev_get_by_index+0x5e/0x80 [ 2999.113171][ T10] fib6_nh_init+0x3d8/0x1580 [ 2999.113171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 2999.113171][ T10] addrconf_f6i_alloc+0x315/0x560 [ 2999.113171][ T10] ipv6_add_addr+0x411/0x2000 [ 2999.113171][ T10] inet6_addr_add+0x30e/0xa40 [ 2999.113171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 2999.113171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.113171][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.113171][ T10] netlink_unicast+0x449/0x710 [ 2999.113171][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.113171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.113171][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.113171][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.113171][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.113171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.113171][ T10] [ 2999.115294][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2999.115294][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 2999.115294][ T10] ipv6_find_idev+0x102/0x170 [ 2999.115294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.115294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.115294][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.115294][ T10] netlink_unicast+0x449/0x710 [ 2999.115294][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.115294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.115294][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.115294][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.115294][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.115294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.115294][ T10] [ 2999.117021][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 2999.117021][ T10] neigh_parms_alloc+0x1e5/0x510 [ 2999.117021][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 2999.117021][ T10] ipv6_find_idev+0x102/0x170 [ 2999.117021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 2999.117021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 2999.117021][ T10] netlink_rcv_skb+0x130/0x360 [ 2999.117021][ T10] netlink_unicast+0x449/0x710 [ 2999.117021][ T10] netlink_sendmsg+0x723/0xbe0 [ 2999.117021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 2999.117021][ T10] ___sys_sendmsg+0xee/0x170 [ 2999.117021][ T10] __sys_sendmsg+0xcd/0x170 [ 2999.117021][ T10] do_syscall_64+0xc6/0x1e0 [ 2999.117021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 2999.117021][ T10] [ 3009.374871][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3009.375290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.375290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3009.375290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3009.375290][ T10] fib6_nh_init+0xa22/0x1580 [ 3009.375290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.375290][ T10] ip6_route_add+0x1c/0x140 [ 3009.375290][ T10] inet6_rtm_newroute+0x104/0x110 [ 3009.375290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.375290][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.375290][ T10] netlink_unicast+0x449/0x710 [ 3009.375290][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.375290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.375290][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.375290][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.375290][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.375290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.375290][ T10] [ 3009.377200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.377200][ T10] dst_init+0x84/0x4a0 [ 3009.377200][ T10] dst_alloc+0x97/0x150 [ 3009.377200][ T10] ip6_dst_alloc+0x23/0x90 [ 3009.377200][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3009.377200][ T10] ip6_pol_route+0x56f/0x840 [ 3009.377200][ T10] fib6_rule_lookup+0x456/0x630 [ 3009.377200][ T10] ip6_route_input+0x59c/0xa50 [ 3009.377200][ T10] ipv6_rcv+0x397/0x810 [ 3009.377200][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3009.377200][ T10] process_backlog+0x101/0x620 [ 3009.377200][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3009.377200][ T10] net_rx_action+0x495/0xbe0 [ 3009.377200][ T10] __do_softirq+0x1b5/0x7f6 [ 3009.377200][ T10] [ 3009.378861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.378861][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.378861][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.378861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.378861][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3009.378861][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3009.378861][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3009.378861][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3009.378861][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3009.378861][ T10] addrconf_dad_begin+0x310/0x670 [ 3009.378861][ T10] addrconf_dad_work+0x10b/0xab0 [ 3009.378861][ T10] process_one_work+0x84d/0x18a0 [ 3009.378861][ T10] worker_thread+0x587/0xd30 [ 3009.378861][ T10] kthread+0x28a/0x350 [ 3009.378861][ T10] ret_from_fork+0x31/0x70 [ 3009.378861][ T10] ret_from_fork_asm+0x1a/0x30 [ 3009.378861][ T10] [ 3009.380810][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.380810][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.380810][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.380810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.380810][ T10] ip6_route_add+0x1c/0x140 [ 3009.380810][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3009.380810][ T10] inet6_addr_add+0x4f8/0xa40 [ 3009.380810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.380810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.380810][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.380810][ T10] netlink_unicast+0x449/0x710 [ 3009.380810][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.380810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.380810][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.380810][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.380810][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.380810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.380810][ T10] [ 3009.383221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.383221][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.383221][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.383221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.383221][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3009.383221][ T10] ipv6_add_addr+0x411/0x2000 [ 3009.383221][ T10] inet6_addr_add+0x30e/0xa40 [ 3009.383221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.383221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.383221][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.383221][ T10] netlink_unicast+0x449/0x710 [ 3009.383221][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.383221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.383221][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.383221][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.383221][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.383221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.383221][ T10] [ 3009.385238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.385238][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.385238][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.385238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.385238][ T10] ip6_route_add+0x1c/0x140 [ 3009.385238][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3009.385238][ T10] addrconf_add_dev+0xe2/0x170 [ 3009.385238][ T10] inet6_addr_add+0x12f/0xa40 [ 3009.385238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.385238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.385238][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.385238][ T10] netlink_unicast+0x449/0x710 [ 3009.385238][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.385238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.385238][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.385238][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.385238][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.385238][ T10] [ 3009.387216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.387216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3009.387216][ T10] ipv6_find_idev+0x102/0x170 [ 3009.387216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.387216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.387216][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.387216][ T10] netlink_unicast+0x449/0x710 [ 3009.387216][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.387216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.387216][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.387216][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.387216][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.387216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.387216][ T10] [ 3009.388772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3009.388772][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3009.388772][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3009.388772][ T10] ipv6_find_idev+0x102/0x170 [ 3009.388772][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.388772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.388772][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.388772][ T10] netlink_unicast+0x449/0x710 [ 3009.388772][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.388772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.388772][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.388772][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.388772][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.388772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.388772][ T10] [ 3009.390504][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3009.390789][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3009.390789][ T10] dst_init+0x84/0x4a0 [ 3009.390789][ T10] dst_alloc+0x97/0x150 [ 3009.390789][ T10] ip6_dst_alloc+0x23/0x90 [ 3009.390789][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3009.390789][ T10] ip6_pol_route+0x56f/0x840 [ 3009.390789][ T10] fib6_rule_lookup+0x456/0x630 [ 3009.390789][ T10] ip6_route_input+0x59c/0xa50 [ 3009.390789][ T10] ipv6_rcv+0x397/0x810 [ 3009.390789][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3009.390789][ T10] process_backlog+0x101/0x620 [ 3009.390789][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3009.390789][ T10] net_rx_action+0x495/0xbe0 [ 3009.390789][ T10] __do_softirq+0x1b5/0x7f6 [ 3009.390789][ T10] [ 3009.392456][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.392456][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3009.392456][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3009.392456][ T10] fib6_nh_init+0xa22/0x1580 [ 3009.392456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.392456][ T10] ip6_route_add+0x1c/0x140 [ 3009.392456][ T10] inet6_rtm_newroute+0x104/0x110 [ 3009.392456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.392456][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.392456][ T10] netlink_unicast+0x449/0x710 [ 3009.392456][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.392456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.392456][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.392456][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.392456][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.392456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.392456][ T10] [ 3009.394370][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.394370][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.394370][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.394370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.394370][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3009.394370][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3009.394370][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3009.394370][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3009.394370][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3009.394370][ T10] addrconf_dad_begin+0x310/0x670 [ 3009.394370][ T10] addrconf_dad_work+0x10b/0xab0 [ 3009.394370][ T10] process_one_work+0x84d/0x18a0 [ 3009.394370][ T10] worker_thread+0x587/0xd30 [ 3009.394370][ T10] kthread+0x28a/0x350 [ 3009.394370][ T10] ret_from_fork+0x31/0x70 [ 3009.394370][ T10] ret_from_fork_asm+0x1a/0x30 [ 3009.394370][ T10] [ 3009.396289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.396289][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.396289][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.396289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.396289][ T10] ip6_route_add+0x1c/0x140 [ 3009.396289][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3009.396289][ T10] inet6_addr_add+0x4f8/0xa40 [ 3009.396289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.396289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.396289][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.396289][ T10] netlink_unicast+0x449/0x710 [ 3009.396289][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.396289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.396289][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.396289][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.396289][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.396289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.396289][ T10] [ 3009.398288][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.398288][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.398288][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.398288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.398288][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3009.398288][ T10] ipv6_add_addr+0x411/0x2000 [ 3009.398288][ T10] inet6_addr_add+0x30e/0xa40 [ 3009.398288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.398288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.398288][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.398288][ T10] netlink_unicast+0x449/0x710 [ 3009.398288][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.398288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.398288][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.398288][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.398288][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.398288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.398288][ T10] [ 3009.400320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.400320][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.400320][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.400320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.400320][ T10] ip6_route_add+0x1c/0x140 [ 3009.400320][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3009.400320][ T10] addrconf_add_dev+0xe2/0x170 [ 3009.400320][ T10] inet6_addr_add+0x12f/0xa40 [ 3009.400320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.400320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.400320][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.400320][ T10] netlink_unicast+0x449/0x710 [ 3009.400320][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.400320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.400320][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.400320][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.400320][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.400320][ T10] [ 3009.402502][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.402502][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3009.402502][ T10] ipv6_find_idev+0x102/0x170 [ 3009.402502][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.402502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.402502][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.402502][ T10] netlink_unicast+0x449/0x710 [ 3009.402502][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.402502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.402502][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.402502][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.402502][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.402502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.402502][ T10] [ 3009.404310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3009.404310][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3009.404310][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3009.404310][ T10] ipv6_find_idev+0x102/0x170 [ 3009.404310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.404310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.404310][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.404310][ T10] netlink_unicast+0x449/0x710 [ 3009.404310][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.404310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.404310][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.404310][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.404310][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.404310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.404310][ T10] [ 3009.406184][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3009.406429][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3009.406429][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.406429][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.406429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.406429][ T10] ip6_route_add+0x1c/0x140 [ 3009.406429][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3009.406429][ T10] inet6_addr_add+0x4f8/0xa40 [ 3009.406429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.406429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.406429][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.406429][ T10] netlink_unicast+0x449/0x710 [ 3009.406429][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.406429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.406429][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.406429][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.406429][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.406429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.406429][ T10] [ 3009.408693][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3009.408693][ T10] netdev_get_by_index+0x5e/0x80 [ 3009.408693][ T10] fib6_nh_init+0x3d8/0x1580 [ 3009.408693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3009.408693][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3009.408693][ T10] ipv6_add_addr+0x411/0x2000 [ 3009.408693][ T10] inet6_addr_add+0x30e/0xa40 [ 3009.408693][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3009.408693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.408693][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.408693][ T10] netlink_unicast+0x449/0x710 [ 3009.408693][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.408693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.408693][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.408693][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.408693][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.408693][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.408693][ T10] [ 3009.410950][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3009.410950][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3009.410950][ T10] ipv6_find_idev+0x102/0x170 [ 3009.410950][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.410950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.410950][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.410950][ T10] netlink_unicast+0x449/0x710 [ 3009.410950][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.410950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.410950][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.410950][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.410950][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.410950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.410950][ T10] [ 3009.412760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3009.412760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3009.412760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3009.412760][ T10] ipv6_find_idev+0x102/0x170 [ 3009.412760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3009.412760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3009.412760][ T10] netlink_rcv_skb+0x130/0x360 [ 3009.412760][ T10] netlink_unicast+0x449/0x710 [ 3009.412760][ T10] netlink_sendmsg+0x723/0xbe0 [ 3009.412760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3009.412760][ T10] ___sys_sendmsg+0xee/0x170 [ 3009.412760][ T10] __sys_sendmsg+0xcd/0x170 [ 3009.412760][ T10] do_syscall_64+0xc6/0x1e0 [ 3009.412760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3009.412760][ T10] [ 3019.542953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3019.543467][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.543467][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3019.543467][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3019.543467][ T10] fib6_nh_init+0xa22/0x1580 [ 3019.543467][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.543467][ T10] ip6_route_add+0x1c/0x140 [ 3019.543467][ T10] inet6_rtm_newroute+0x104/0x110 [ 3019.543467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.543467][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.543467][ T10] netlink_unicast+0x449/0x710 [ 3019.543467][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.543467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.543467][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.543467][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.543467][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.543467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.543467][ T10] [ 3019.546666][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.546666][ T10] dst_init+0x84/0x4a0 [ 3019.546666][ T10] dst_alloc+0x97/0x150 [ 3019.546666][ T10] ip6_dst_alloc+0x23/0x90 [ 3019.546666][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3019.546666][ T10] ip6_pol_route+0x56f/0x840 [ 3019.546666][ T10] fib6_rule_lookup+0x456/0x630 [ 3019.546666][ T10] ip6_route_input+0x59c/0xa50 [ 3019.546666][ T10] ipv6_rcv+0x397/0x810 [ 3019.546666][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3019.546666][ T10] process_backlog+0x101/0x620 [ 3019.546666][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3019.546666][ T10] net_rx_action+0x495/0xbe0 [ 3019.546666][ T10] __do_softirq+0x1b5/0x7f6 [ 3019.546666][ T10] [ 3019.549479][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.549479][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.549479][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.549479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.549479][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3019.549479][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3019.549479][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3019.549479][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3019.549479][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3019.549479][ T10] addrconf_dad_begin+0x310/0x670 [ 3019.549479][ T10] addrconf_dad_work+0x10b/0xab0 [ 3019.549479][ T10] process_one_work+0x84d/0x18a0 [ 3019.549479][ T10] worker_thread+0x587/0xd30 [ 3019.549479][ T10] kthread+0x28a/0x350 [ 3019.549479][ T10] ret_from_fork+0x31/0x70 [ 3019.549479][ T10] ret_from_fork_asm+0x1a/0x30 [ 3019.549479][ T10] [ 3019.552576][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.552576][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.552576][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.552576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.552576][ T10] ip6_route_add+0x1c/0x140 [ 3019.552576][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3019.552576][ T10] inet6_addr_add+0x4f8/0xa40 [ 3019.552576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.552576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.552576][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.552576][ T10] netlink_unicast+0x449/0x710 [ 3019.552576][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.552576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.552576][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.552576][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.552576][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.552576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.552576][ T10] [ 3019.555799][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.555799][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.555799][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.555799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.555799][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3019.555799][ T10] ipv6_add_addr+0x411/0x2000 [ 3019.555799][ T10] inet6_addr_add+0x30e/0xa40 [ 3019.555799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.555799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.555799][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.555799][ T10] netlink_unicast+0x449/0x710 [ 3019.555799][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.555799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.555799][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.555799][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.555799][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.555799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.555799][ T10] [ 3019.559042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.559042][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.559042][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.559042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.559042][ T10] ip6_route_add+0x1c/0x140 [ 3019.559042][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3019.559042][ T10] addrconf_add_dev+0xe2/0x170 [ 3019.559042][ T10] inet6_addr_add+0x12f/0xa40 [ 3019.559042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.559042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.559042][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.559042][ T10] netlink_unicast+0x449/0x710 [ 3019.559042][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.559042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.559042][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.559042][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.559042][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.559042][ T10] [ 3019.562237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.562237][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3019.562237][ T10] ipv6_find_idev+0x102/0x170 [ 3019.562237][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.562237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.562237][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.562237][ T10] netlink_unicast+0x449/0x710 [ 3019.562237][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.562237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.562237][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.562237][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.562237][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.562237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.562237][ T10] [ 3019.564763][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3019.564763][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3019.564763][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3019.564763][ T10] ipv6_find_idev+0x102/0x170 [ 3019.564763][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.564763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.564763][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.564763][ T10] netlink_unicast+0x449/0x710 [ 3019.564763][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.564763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.564763][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.564763][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.564763][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.564763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.564763][ T10] [ 3019.567504][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3019.567969][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3019.567969][ T10] dst_init+0x84/0x4a0 [ 3019.567969][ T10] dst_alloc+0x97/0x150 [ 3019.567969][ T10] ip6_dst_alloc+0x23/0x90 [ 3019.567969][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3019.567969][ T10] ip6_pol_route+0x56f/0x840 [ 3019.567969][ T10] fib6_rule_lookup+0x456/0x630 [ 3019.567969][ T10] ip6_route_input+0x59c/0xa50 [ 3019.567969][ T10] ipv6_rcv+0x397/0x810 [ 3019.567969][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3019.567969][ T10] process_backlog+0x101/0x620 [ 3019.567969][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3019.567969][ T10] net_rx_action+0x495/0xbe0 [ 3019.567969][ T10] __do_softirq+0x1b5/0x7f6 [ 3019.567969][ T10] [ 3019.570603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.570603][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3019.570603][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3019.570603][ T10] fib6_nh_init+0xa22/0x1580 [ 3019.570603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.570603][ T10] ip6_route_add+0x1c/0x140 [ 3019.570603][ T10] inet6_rtm_newroute+0x104/0x110 [ 3019.570603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.570603][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.570603][ T10] netlink_unicast+0x449/0x710 [ 3019.570603][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.570603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.570603][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.570603][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.570603][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.570603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.570603][ T10] [ 3019.573660][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.573660][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.573660][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.573660][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.573660][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3019.573660][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3019.573660][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3019.573660][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3019.573660][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3019.573660][ T10] addrconf_dad_begin+0x310/0x670 [ 3019.573660][ T10] addrconf_dad_work+0x10b/0xab0 [ 3019.573660][ T10] process_one_work+0x84d/0x18a0 [ 3019.573660][ T10] worker_thread+0x587/0xd30 [ 3019.573660][ T10] kthread+0x28a/0x350 [ 3019.573660][ T10] ret_from_fork+0x31/0x70 [ 3019.573660][ T10] ret_from_fork_asm+0x1a/0x30 [ 3019.573660][ T10] [ 3019.576739][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.576739][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.576739][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.576739][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.576739][ T10] ip6_route_add+0x1c/0x140 [ 3019.576739][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3019.576739][ T10] inet6_addr_add+0x4f8/0xa40 [ 3019.576739][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.576739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.576739][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.576739][ T10] netlink_unicast+0x449/0x710 [ 3019.576739][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.576739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.576739][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.576739][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.576739][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.576739][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.576739][ T10] [ 3019.579970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.579970][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.579970][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.579970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.579970][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3019.579970][ T10] ipv6_add_addr+0x411/0x2000 [ 3019.579970][ T10] inet6_addr_add+0x30e/0xa40 [ 3019.579970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.579970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.579970][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.579970][ T10] netlink_unicast+0x449/0x710 [ 3019.579970][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.579970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.579970][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.579970][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.579970][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.579970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.579970][ T10] [ 3019.583208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.583208][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.583208][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.583208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.583208][ T10] ip6_route_add+0x1c/0x140 [ 3019.583208][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3019.583208][ T10] addrconf_add_dev+0xe2/0x170 [ 3019.583208][ T10] inet6_addr_add+0x12f/0xa40 [ 3019.583208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.583208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.583208][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.583208][ T10] netlink_unicast+0x449/0x710 [ 3019.583208][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.583208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.583208][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.583208][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.583208][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.583208][ T10] [ 3019.586745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.586745][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3019.586745][ T10] ipv6_find_idev+0x102/0x170 [ 3019.586745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.586745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.586745][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.586745][ T10] netlink_unicast+0x449/0x710 [ 3019.586745][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.586745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.586745][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.586745][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.586745][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.586745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.586745][ T10] [ 3019.589568][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3019.589568][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3019.589568][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3019.589568][ T10] ipv6_find_idev+0x102/0x170 [ 3019.589568][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.589568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.589568][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.589568][ T10] netlink_unicast+0x449/0x710 [ 3019.589568][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.589568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.589568][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.589568][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.589568][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.589568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.589568][ T10] [ 3019.592669][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3019.593060][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3019.593060][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.593060][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.593060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.593060][ T10] ip6_route_add+0x1c/0x140 [ 3019.593060][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3019.593060][ T10] inet6_addr_add+0x4f8/0xa40 [ 3019.593060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.593060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.593060][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.593060][ T10] netlink_unicast+0x449/0x710 [ 3019.593060][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.593060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.593060][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.593060][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.593060][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.593060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.593060][ T10] [ 3019.596743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3019.596743][ T10] netdev_get_by_index+0x5e/0x80 [ 3019.596743][ T10] fib6_nh_init+0x3d8/0x1580 [ 3019.596743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3019.596743][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3019.596743][ T10] ipv6_add_addr+0x411/0x2000 [ 3019.596743][ T10] inet6_addr_add+0x30e/0xa40 [ 3019.596743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3019.596743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.596743][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.596743][ T10] netlink_unicast+0x449/0x710 [ 3019.596743][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.596743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.596743][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.596743][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.596743][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.596743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.596743][ T10] [ 3019.600408][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3019.600408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3019.600408][ T10] ipv6_find_idev+0x102/0x170 [ 3019.600408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.600408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.600408][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.600408][ T10] netlink_unicast+0x449/0x710 [ 3019.600408][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.600408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.600408][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.600408][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.600408][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.600408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.600408][ T10] [ 3019.603254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3019.603254][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3019.603254][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3019.603254][ T10] ipv6_find_idev+0x102/0x170 [ 3019.603254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3019.603254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3019.603254][ T10] netlink_rcv_skb+0x130/0x360 [ 3019.603254][ T10] netlink_unicast+0x449/0x710 [ 3019.603254][ T10] netlink_sendmsg+0x723/0xbe0 [ 3019.603254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3019.603254][ T10] ___sys_sendmsg+0xee/0x170 [ 3019.603254][ T10] __sys_sendmsg+0xcd/0x170 [ 3019.603254][ T10] do_syscall_64+0xc6/0x1e0 [ 3019.603254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3019.603254][ T10] [ 3029.848515][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3029.849081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.849081][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3029.849081][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3029.849081][ T10] fib6_nh_init+0xa22/0x1580 [ 3029.849081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.849081][ T10] ip6_route_add+0x1c/0x140 [ 3029.849081][ T10] inet6_rtm_newroute+0x104/0x110 [ 3029.849081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.849081][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.849081][ T10] netlink_unicast+0x449/0x710 [ 3029.849081][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.849081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.849081][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.849081][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.849081][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.849081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.849081][ T10] [ 3029.852176][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.852176][ T10] dst_init+0x84/0x4a0 [ 3029.852176][ T10] dst_alloc+0x97/0x150 [ 3029.852176][ T10] ip6_dst_alloc+0x23/0x90 [ 3029.852176][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3029.852176][ T10] ip6_pol_route+0x56f/0x840 [ 3029.852176][ T10] fib6_rule_lookup+0x456/0x630 [ 3029.852176][ T10] ip6_route_input+0x59c/0xa50 [ 3029.852176][ T10] ipv6_rcv+0x397/0x810 [ 3029.852176][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3029.852176][ T10] process_backlog+0x101/0x620 [ 3029.852176][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3029.852176][ T10] net_rx_action+0x495/0xbe0 [ 3029.852176][ T10] __do_softirq+0x1b5/0x7f6 [ 3029.852176][ T10] [ 3029.854859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.854859][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.854859][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.854859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.854859][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3029.854859][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3029.854859][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3029.854859][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3029.854859][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3029.854859][ T10] addrconf_dad_begin+0x310/0x670 [ 3029.854859][ T10] addrconf_dad_work+0x10b/0xab0 [ 3029.854859][ T10] process_one_work+0x84d/0x18a0 [ 3029.854859][ T10] worker_thread+0x587/0xd30 [ 3029.854859][ T10] kthread+0x28a/0x350 [ 3029.854859][ T10] ret_from_fork+0x31/0x70 [ 3029.854859][ T10] ret_from_fork_asm+0x1a/0x30 [ 3029.854859][ T10] [ 3029.857958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.857958][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.857958][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.857958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.857958][ T10] ip6_route_add+0x1c/0x140 [ 3029.857958][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3029.857958][ T10] inet6_addr_add+0x4f8/0xa40 [ 3029.857958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.857958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.857958][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.857958][ T10] netlink_unicast+0x449/0x710 [ 3029.857958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.857958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.857958][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.857958][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.857958][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.857958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.857958][ T10] [ 3029.861818][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.861818][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.861818][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.861818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.861818][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3029.861818][ T10] ipv6_add_addr+0x411/0x2000 [ 3029.861818][ T10] inet6_addr_add+0x30e/0xa40 [ 3029.861818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.861818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.861818][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.861818][ T10] netlink_unicast+0x449/0x710 [ 3029.861818][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.861818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.861818][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.861818][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.861818][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.861818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.861818][ T10] [ 3029.865067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.865067][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.865067][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.865067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.865067][ T10] ip6_route_add+0x1c/0x140 [ 3029.865067][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3029.865067][ T10] addrconf_add_dev+0xe2/0x170 [ 3029.865067][ T10] inet6_addr_add+0x12f/0xa40 [ 3029.865067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.865067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.865067][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.865067][ T10] netlink_unicast+0x449/0x710 [ 3029.865067][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.865067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.865067][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.865067][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.865067][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.865067][ T10] [ 3029.868229][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.868229][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3029.868229][ T10] ipv6_find_idev+0x102/0x170 [ 3029.868229][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.868229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.868229][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.868229][ T10] netlink_unicast+0x449/0x710 [ 3029.868229][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.868229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.868229][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.868229][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.868229][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.868229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.868229][ T10] [ 3029.870759][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3029.870759][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3029.870759][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3029.870759][ T10] ipv6_find_idev+0x102/0x170 [ 3029.870759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.870759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.870759][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.870759][ T10] netlink_unicast+0x449/0x710 [ 3029.870759][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.870759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.870759][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.870759][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.870759][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.870759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.870759][ T10] [ 3029.873549][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3029.874011][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3029.874011][ T10] dst_init+0x84/0x4a0 [ 3029.874011][ T10] dst_alloc+0x97/0x150 [ 3029.874011][ T10] ip6_dst_alloc+0x23/0x90 [ 3029.874011][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3029.874011][ T10] ip6_pol_route+0x56f/0x840 [ 3029.874011][ T10] fib6_rule_lookup+0x456/0x630 [ 3029.874011][ T10] ip6_route_input+0x59c/0xa50 [ 3029.874011][ T10] ipv6_rcv+0x397/0x810 [ 3029.874011][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3029.874011][ T10] process_backlog+0x101/0x620 [ 3029.874011][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3029.874011][ T10] net_rx_action+0x495/0xbe0 [ 3029.874011][ T10] __do_softirq+0x1b5/0x7f6 [ 3029.874011][ T10] [ 3029.876679][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.876679][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3029.876679][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3029.876679][ T10] fib6_nh_init+0xa22/0x1580 [ 3029.876679][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.876679][ T10] ip6_route_add+0x1c/0x140 [ 3029.876679][ T10] inet6_rtm_newroute+0x104/0x110 [ 3029.876679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.876679][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.876679][ T10] netlink_unicast+0x449/0x710 [ 3029.876679][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.876679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.876679][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.876679][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.876679][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.876679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.876679][ T10] [ 3029.879768][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.879768][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.879768][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.879768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.879768][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3029.879768][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3029.879768][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3029.879768][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3029.879768][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3029.879768][ T10] addrconf_dad_begin+0x310/0x670 [ 3029.879768][ T10] addrconf_dad_work+0x10b/0xab0 [ 3029.879768][ T10] process_one_work+0x84d/0x18a0 [ 3029.879768][ T10] worker_thread+0x587/0xd30 [ 3029.879768][ T10] kthread+0x28a/0x350 [ 3029.879768][ T10] ret_from_fork+0x31/0x70 [ 3029.879768][ T10] ret_from_fork_asm+0x1a/0x30 [ 3029.879768][ T10] [ 3029.882890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.882890][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.882890][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.882890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.882890][ T10] ip6_route_add+0x1c/0x140 [ 3029.882890][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3029.882890][ T10] inet6_addr_add+0x4f8/0xa40 [ 3029.882890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.882890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.882890][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.882890][ T10] netlink_unicast+0x449/0x710 [ 3029.882890][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.882890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.882890][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.882890][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.882890][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.882890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.882890][ T10] [ 3029.886552][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.886552][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.886552][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.886552][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.886552][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3029.886552][ T10] ipv6_add_addr+0x411/0x2000 [ 3029.886552][ T10] inet6_addr_add+0x30e/0xa40 [ 3029.886552][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.886552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.886552][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.886552][ T10] netlink_unicast+0x449/0x710 [ 3029.886552][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.886552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.886552][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.886552][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.886552][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.886552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.886552][ T10] [ 3029.889773][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.889773][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.889773][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.889773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.889773][ T10] ip6_route_add+0x1c/0x140 [ 3029.889773][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3029.889773][ T10] addrconf_add_dev+0xe2/0x170 [ 3029.889773][ T10] inet6_addr_add+0x12f/0xa40 [ 3029.889773][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.889773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.889773][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.889773][ T10] netlink_unicast+0x449/0x710 [ 3029.889773][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.889773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.889773][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.889773][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.889773][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.889773][ T10] [ 3029.893302][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.893302][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3029.893302][ T10] ipv6_find_idev+0x102/0x170 [ 3029.893302][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.893302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.893302][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.893302][ T10] netlink_unicast+0x449/0x710 [ 3029.893302][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.893302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.893302][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.893302][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.893302][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.893302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.893302][ T10] [ 3029.896111][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3029.896111][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3029.896111][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3029.896111][ T10] ipv6_find_idev+0x102/0x170 [ 3029.896111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.896111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.896111][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.896111][ T10] netlink_unicast+0x449/0x710 [ 3029.896111][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.896111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.896111][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.896111][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.896111][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.896111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.896111][ T10] [ 3029.899179][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3029.899559][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3029.899559][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.899559][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.899559][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.899559][ T10] ip6_route_add+0x1c/0x140 [ 3029.899559][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3029.899559][ T10] inet6_addr_add+0x4f8/0xa40 [ 3029.899559][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.899559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.899559][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.899559][ T10] netlink_unicast+0x449/0x710 [ 3029.899559][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.899559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.899559][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.899559][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.899559][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.899559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.899559][ T10] [ 3029.903237][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3029.903237][ T10] netdev_get_by_index+0x5e/0x80 [ 3029.903237][ T10] fib6_nh_init+0x3d8/0x1580 [ 3029.903237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3029.903237][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3029.903237][ T10] ipv6_add_addr+0x411/0x2000 [ 3029.903237][ T10] inet6_addr_add+0x30e/0xa40 [ 3029.903237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3029.903237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.903237][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.903237][ T10] netlink_unicast+0x449/0x710 [ 3029.903237][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.903237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.903237][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.903237][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.903237][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.903237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.903237][ T10] [ 3029.906894][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3029.906894][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3029.906894][ T10] ipv6_find_idev+0x102/0x170 [ 3029.906894][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.906894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.906894][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.906894][ T10] netlink_unicast+0x449/0x710 [ 3029.906894][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.906894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.906894][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.906894][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.906894][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.906894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.906894][ T10] [ 3029.909765][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3029.909765][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3029.909765][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3029.909765][ T10] ipv6_find_idev+0x102/0x170 [ 3029.909765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3029.909765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3029.909765][ T10] netlink_rcv_skb+0x130/0x360 [ 3029.909765][ T10] netlink_unicast+0x449/0x710 [ 3029.909765][ T10] netlink_sendmsg+0x723/0xbe0 [ 3029.909765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3029.909765][ T10] ___sys_sendmsg+0xee/0x170 [ 3029.909765][ T10] __sys_sendmsg+0xcd/0x170 [ 3029.909765][ T10] do_syscall_64+0xc6/0x1e0 [ 3029.909765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3029.909765][ T10] [ 3040.150884][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3040.151335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.151335][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3040.151335][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3040.151335][ T10] fib6_nh_init+0xa22/0x1580 [ 3040.151335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.151335][ T10] ip6_route_add+0x1c/0x140 [ 3040.151335][ T10] inet6_rtm_newroute+0x104/0x110 [ 3040.151335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.151335][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.151335][ T10] netlink_unicast+0x449/0x710 [ 3040.151335][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.151335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.151335][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.151335][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.151335][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.151335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.151335][ T10] [ 3040.153257][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.153257][ T10] dst_init+0x84/0x4a0 [ 3040.153257][ T10] dst_alloc+0x97/0x150 [ 3040.153257][ T10] ip6_dst_alloc+0x23/0x90 [ 3040.153257][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3040.153257][ T10] ip6_pol_route+0x56f/0x840 [ 3040.153257][ T10] fib6_rule_lookup+0x456/0x630 [ 3040.153257][ T10] ip6_route_input+0x59c/0xa50 [ 3040.153257][ T10] ipv6_rcv+0x397/0x810 [ 3040.153257][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3040.153257][ T10] process_backlog+0x101/0x620 [ 3040.153257][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3040.153257][ T10] net_rx_action+0x495/0xbe0 [ 3040.153257][ T10] __do_softirq+0x1b5/0x7f6 [ 3040.153257][ T10] [ 3040.154908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.154908][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.154908][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.154908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.154908][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3040.154908][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3040.154908][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3040.154908][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3040.154908][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3040.154908][ T10] addrconf_dad_begin+0x310/0x670 [ 3040.154908][ T10] addrconf_dad_work+0x10b/0xab0 [ 3040.154908][ T10] process_one_work+0x84d/0x18a0 [ 3040.154908][ T10] worker_thread+0x587/0xd30 [ 3040.154908][ T10] kthread+0x28a/0x350 [ 3040.154908][ T10] ret_from_fork+0x31/0x70 [ 3040.154908][ T10] ret_from_fork_asm+0x1a/0x30 [ 3040.154908][ T10] [ 3040.156822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.156822][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.156822][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.156822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.156822][ T10] ip6_route_add+0x1c/0x140 [ 3040.156822][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3040.156822][ T10] inet6_addr_add+0x4f8/0xa40 [ 3040.156822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.156822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.156822][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.156822][ T10] netlink_unicast+0x449/0x710 [ 3040.156822][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.156822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.156822][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.156822][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.156822][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.156822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.156822][ T10] [ 3040.158829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.158829][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.158829][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.158829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.158829][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3040.158829][ T10] ipv6_add_addr+0x411/0x2000 [ 3040.158829][ T10] inet6_addr_add+0x30e/0xa40 [ 3040.158829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.158829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.158829][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.158829][ T10] netlink_unicast+0x449/0x710 [ 3040.158829][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.158829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.158829][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.158829][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.158829][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.158829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.158829][ T10] [ 3040.160864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.160864][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.160864][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.160864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.160864][ T10] ip6_route_add+0x1c/0x140 [ 3040.160864][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3040.160864][ T10] addrconf_add_dev+0xe2/0x170 [ 3040.160864][ T10] inet6_addr_add+0x12f/0xa40 [ 3040.160864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.160864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.160864][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.160864][ T10] netlink_unicast+0x449/0x710 [ 3040.160864][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.160864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.160864][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.160864][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.160864][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.160864][ T10] [ 3040.162834][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.162834][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3040.162834][ T10] ipv6_find_idev+0x102/0x170 [ 3040.162834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.162834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.162834][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.162834][ T10] netlink_unicast+0x449/0x710 [ 3040.162834][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.162834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.162834][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.162834][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.162834][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.162834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.162834][ T10] [ 3040.164397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3040.164397][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3040.164397][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3040.164397][ T10] ipv6_find_idev+0x102/0x170 [ 3040.164397][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.164397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.164397][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.164397][ T10] netlink_unicast+0x449/0x710 [ 3040.164397][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.164397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.164397][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.164397][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.164397][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.164397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.164397][ T10] [ 3040.166101][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3040.166375][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3040.166375][ T10] dst_init+0x84/0x4a0 [ 3040.166375][ T10] dst_alloc+0x97/0x150 [ 3040.166375][ T10] ip6_dst_alloc+0x23/0x90 [ 3040.166375][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3040.166375][ T10] ip6_pol_route+0x56f/0x840 [ 3040.166375][ T10] fib6_rule_lookup+0x456/0x630 [ 3040.166375][ T10] ip6_route_input+0x59c/0xa50 [ 3040.166375][ T10] ipv6_rcv+0x397/0x810 [ 3040.166375][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3040.166375][ T10] process_backlog+0x101/0x620 [ 3040.166375][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3040.166375][ T10] net_rx_action+0x495/0xbe0 [ 3040.166375][ T10] __do_softirq+0x1b5/0x7f6 [ 3040.166375][ T10] [ 3040.168031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.168031][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3040.168031][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3040.168031][ T10] fib6_nh_init+0xa22/0x1580 [ 3040.168031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.168031][ T10] ip6_route_add+0x1c/0x140 [ 3040.168031][ T10] inet6_rtm_newroute+0x104/0x110 [ 3040.168031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.168031][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.168031][ T10] netlink_unicast+0x449/0x710 [ 3040.168031][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.168031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.168031][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.168031][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.168031][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.168031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.168031][ T10] [ 3040.169916][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.169916][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.169916][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.169916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.169916][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3040.169916][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3040.169916][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3040.169916][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3040.169916][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3040.169916][ T10] addrconf_dad_begin+0x310/0x670 [ 3040.169916][ T10] addrconf_dad_work+0x10b/0xab0 [ 3040.169916][ T10] process_one_work+0x84d/0x18a0 [ 3040.169916][ T10] worker_thread+0x587/0xd30 [ 3040.169916][ T10] kthread+0x28a/0x350 [ 3040.169916][ T10] ret_from_fork+0x31/0x70 [ 3040.169916][ T10] ret_from_fork_asm+0x1a/0x30 [ 3040.169916][ T10] [ 3040.171837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.171837][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.171837][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.171837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.171837][ T10] ip6_route_add+0x1c/0x140 [ 3040.171837][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3040.171837][ T10] inet6_addr_add+0x4f8/0xa40 [ 3040.171837][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.171837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.171837][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.171837][ T10] netlink_unicast+0x449/0x710 [ 3040.171837][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.171837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.171837][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.171837][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.171837][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.171837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.171837][ T10] [ 3040.173836][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.173836][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.173836][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.173836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.173836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3040.173836][ T10] ipv6_add_addr+0x411/0x2000 [ 3040.173836][ T10] inet6_addr_add+0x30e/0xa40 [ 3040.173836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.173836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.173836][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.173836][ T10] netlink_unicast+0x449/0x710 [ 3040.173836][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.173836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.173836][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.173836][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.173836][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.173836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.173836][ T10] [ 3040.175848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.175848][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.175848][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.175848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.175848][ T10] ip6_route_add+0x1c/0x140 [ 3040.175848][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3040.175848][ T10] addrconf_add_dev+0xe2/0x170 [ 3040.175848][ T10] inet6_addr_add+0x12f/0xa40 [ 3040.175848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.175848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.175848][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.175848][ T10] netlink_unicast+0x449/0x710 [ 3040.175848][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.175848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.175848][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.175848][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.175848][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.175848][ T10] [ 3040.177932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.177932][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3040.177932][ T10] ipv6_find_idev+0x102/0x170 [ 3040.177932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.177932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.177932][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.177932][ T10] netlink_unicast+0x449/0x710 [ 3040.177932][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.177932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.177932][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.177932][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.177932][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.177932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.177932][ T10] [ 3040.179676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3040.179676][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3040.179676][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3040.179676][ T10] ipv6_find_idev+0x102/0x170 [ 3040.179676][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.179676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.179676][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.179676][ T10] netlink_unicast+0x449/0x710 [ 3040.179676][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.179676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.179676][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.179676][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.179676][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.179676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.179676][ T10] [ 3040.181619][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3040.181934][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3040.181934][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.181934][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.181934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.181934][ T10] ip6_route_add+0x1c/0x140 [ 3040.181934][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3040.181934][ T10] inet6_addr_add+0x4f8/0xa40 [ 3040.181934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.181934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.181934][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.181934][ T10] netlink_unicast+0x449/0x710 [ 3040.181934][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.181934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.181934][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.181934][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.181934][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.181934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.181934][ T10] [ 3040.184120][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3040.184120][ T10] netdev_get_by_index+0x5e/0x80 [ 3040.184120][ T10] fib6_nh_init+0x3d8/0x1580 [ 3040.184120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3040.184120][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3040.184120][ T10] ipv6_add_addr+0x411/0x2000 [ 3040.184120][ T10] inet6_addr_add+0x30e/0xa40 [ 3040.184120][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3040.184120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.184120][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.184120][ T10] netlink_unicast+0x449/0x710 [ 3040.184120][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.184120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.184120][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.184120][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.184120][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.184120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.184120][ T10] [ 3040.186292][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3040.186292][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3040.186292][ T10] ipv6_find_idev+0x102/0x170 [ 3040.186292][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.186292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.186292][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.186292][ T10] netlink_unicast+0x449/0x710 [ 3040.186292][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.186292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.186292][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.186292][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.186292][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.186292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.186292][ T10] [ 3040.188038][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3040.188038][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3040.188038][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3040.188038][ T10] ipv6_find_idev+0x102/0x170 [ 3040.188038][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3040.188038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3040.188038][ T10] netlink_rcv_skb+0x130/0x360 [ 3040.188038][ T10] netlink_unicast+0x449/0x710 [ 3040.188038][ T10] netlink_sendmsg+0x723/0xbe0 [ 3040.188038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3040.188038][ T10] ___sys_sendmsg+0xee/0x170 [ 3040.188038][ T10] __sys_sendmsg+0xcd/0x170 [ 3040.188038][ T10] do_syscall_64+0xc6/0x1e0 [ 3040.188038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3040.188038][ T10] [ 3050.431079][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3050.431512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.431512][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3050.431512][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3050.431512][ T10] fib6_nh_init+0xa22/0x1580 [ 3050.431512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.431512][ T10] ip6_route_add+0x1c/0x140 [ 3050.431512][ T10] inet6_rtm_newroute+0x104/0x110 [ 3050.431512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.431512][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.431512][ T10] netlink_unicast+0x449/0x710 [ 3050.431512][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.431512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.431512][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.431512][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.431512][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.431512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.431512][ T10] [ 3050.433690][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.433690][ T10] dst_init+0x84/0x4a0 [ 3050.433690][ T10] dst_alloc+0x97/0x150 [ 3050.433690][ T10] ip6_dst_alloc+0x23/0x90 [ 3050.433690][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3050.433690][ T10] ip6_pol_route+0x56f/0x840 [ 3050.433690][ T10] fib6_rule_lookup+0x456/0x630 [ 3050.433690][ T10] ip6_route_input+0x59c/0xa50 [ 3050.433690][ T10] ipv6_rcv+0x397/0x810 [ 3050.433690][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3050.433690][ T10] process_backlog+0x101/0x620 [ 3050.433690][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3050.433690][ T10] net_rx_action+0x495/0xbe0 [ 3050.433690][ T10] __do_softirq+0x1b5/0x7f6 [ 3050.433690][ T10] [ 3050.435600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.435600][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.435600][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.435600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.435600][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3050.435600][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3050.435600][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3050.435600][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3050.435600][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3050.435600][ T10] addrconf_dad_begin+0x310/0x670 [ 3050.435600][ T10] addrconf_dad_work+0x10b/0xab0 [ 3050.435600][ T10] process_one_work+0x84d/0x18a0 [ 3050.435600][ T10] worker_thread+0x587/0xd30 [ 3050.435600][ T10] kthread+0x28a/0x350 [ 3050.435600][ T10] ret_from_fork+0x31/0x70 [ 3050.435600][ T10] ret_from_fork_asm+0x1a/0x30 [ 3050.435600][ T10] [ 3050.437702][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.437702][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.437702][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.437702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.437702][ T10] ip6_route_add+0x1c/0x140 [ 3050.437702][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3050.437702][ T10] inet6_addr_add+0x4f8/0xa40 [ 3050.437702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.437702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.437702][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.437702][ T10] netlink_unicast+0x449/0x710 [ 3050.437702][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.437702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.437702][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.437702][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.437702][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.437702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.437702][ T10] [ 3050.439871][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.439871][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.439871][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.439871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.439871][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3050.439871][ T10] ipv6_add_addr+0x411/0x2000 [ 3050.439871][ T10] inet6_addr_add+0x30e/0xa40 [ 3050.439871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.439871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.439871][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.439871][ T10] netlink_unicast+0x449/0x710 [ 3050.439871][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.439871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.439871][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.439871][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.439871][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.439871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.439871][ T10] [ 3050.442148][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.442148][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.442148][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.442148][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.442148][ T10] ip6_route_add+0x1c/0x140 [ 3050.442148][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3050.442148][ T10] addrconf_add_dev+0xe2/0x170 [ 3050.442148][ T10] inet6_addr_add+0x12f/0xa40 [ 3050.442148][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.442148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.442148][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.442148][ T10] netlink_unicast+0x449/0x710 [ 3050.442148][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.442148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.442148][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.442148][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.442148][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.442148][ T10] [ 3050.444446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.444446][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3050.444446][ T10] ipv6_find_idev+0x102/0x170 [ 3050.444446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.444446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.444446][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.444446][ T10] netlink_unicast+0x449/0x710 [ 3050.444446][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.444446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.444446][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.444446][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.444446][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.444446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.444446][ T10] [ 3050.446230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3050.446230][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3050.446230][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3050.446230][ T10] ipv6_find_idev+0x102/0x170 [ 3050.446230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.446230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.446230][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.446230][ T10] netlink_unicast+0x449/0x710 [ 3050.446230][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.446230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.446230][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.446230][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.446230][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.446230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.446230][ T10] [ 3050.448201][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3050.448533][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3050.448533][ T10] dst_init+0x84/0x4a0 [ 3050.448533][ T10] dst_alloc+0x97/0x150 [ 3050.448533][ T10] ip6_dst_alloc+0x23/0x90 [ 3050.448533][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3050.448533][ T10] ip6_pol_route+0x56f/0x840 [ 3050.448533][ T10] fib6_rule_lookup+0x456/0x630 [ 3050.448533][ T10] ip6_route_input+0x59c/0xa50 [ 3050.448533][ T10] ipv6_rcv+0x397/0x810 [ 3050.448533][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3050.448533][ T10] process_backlog+0x101/0x620 [ 3050.448533][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3050.448533][ T10] net_rx_action+0x495/0xbe0 [ 3050.448533][ T10] __do_softirq+0x1b5/0x7f6 [ 3050.448533][ T10] [ 3050.450371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.450371][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3050.450371][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3050.450371][ T10] fib6_nh_init+0xa22/0x1580 [ 3050.450371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.450371][ T10] ip6_route_add+0x1c/0x140 [ 3050.450371][ T10] inet6_rtm_newroute+0x104/0x110 [ 3050.450371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.450371][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.450371][ T10] netlink_unicast+0x449/0x710 [ 3050.450371][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.450371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.450371][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.450371][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.450371][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.450371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.450371][ T10] [ 3050.452430][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.452430][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.452430][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.452430][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.452430][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3050.452430][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3050.452430][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3050.452430][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3050.452430][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3050.452430][ T10] addrconf_dad_begin+0x310/0x670 [ 3050.452430][ T10] addrconf_dad_work+0x10b/0xab0 [ 3050.452430][ T10] process_one_work+0x84d/0x18a0 [ 3050.452430][ T10] worker_thread+0x587/0xd30 [ 3050.452430][ T10] kthread+0x28a/0x350 [ 3050.452430][ T10] ret_from_fork+0x31/0x70 [ 3050.452430][ T10] ret_from_fork_asm+0x1a/0x30 [ 3050.452430][ T10] [ 3050.454517][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.454517][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.454517][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.454517][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.454517][ T10] ip6_route_add+0x1c/0x140 [ 3050.454517][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3050.454517][ T10] inet6_addr_add+0x4f8/0xa40 [ 3050.454517][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.454517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.454517][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.454517][ T10] netlink_unicast+0x449/0x710 [ 3050.454517][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.454517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.454517][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.454517][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.454517][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.454517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.454517][ T10] [ 3050.456755][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.456755][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.456755][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.456755][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.456755][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3050.456755][ T10] ipv6_add_addr+0x411/0x2000 [ 3050.456755][ T10] inet6_addr_add+0x30e/0xa40 [ 3050.456755][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.456755][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.456755][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.456755][ T10] netlink_unicast+0x449/0x710 [ 3050.456755][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.456755][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.456755][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.456755][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.456755][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.456755][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.456755][ T10] [ 3050.459063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.459063][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.459063][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.459063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.459063][ T10] ip6_route_add+0x1c/0x140 [ 3050.459063][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3050.459063][ T10] addrconf_add_dev+0xe2/0x170 [ 3050.459063][ T10] inet6_addr_add+0x12f/0xa40 [ 3050.459063][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.459063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.459063][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.459063][ T10] netlink_unicast+0x449/0x710 [ 3050.459063][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.459063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.459063][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.459063][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.459063][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.459063][ T10] [ 3050.462068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.462068][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3050.462068][ T10] ipv6_find_idev+0x102/0x170 [ 3050.462068][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.462068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.462068][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.462068][ T10] netlink_unicast+0x449/0x710 [ 3050.462068][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.462068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.462068][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.462068][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.462068][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.462068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.462068][ T10] [ 3050.464128][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3050.464128][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3050.464128][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3050.464128][ T10] ipv6_find_idev+0x102/0x170 [ 3050.464128][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.464128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.464128][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.464128][ T10] netlink_unicast+0x449/0x710 [ 3050.464128][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.464128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.464128][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.464128][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.464128][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.464128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.464128][ T10] [ 3050.466207][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3050.466531][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3050.466531][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.466531][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.466531][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.466531][ T10] ip6_route_add+0x1c/0x140 [ 3050.466531][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3050.466531][ T10] inet6_addr_add+0x4f8/0xa40 [ 3050.466531][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.466531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.466531][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.466531][ T10] netlink_unicast+0x449/0x710 [ 3050.466531][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.466531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.466531][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.466531][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.466531][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.466531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.466531][ T10] [ 3050.468885][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3050.468885][ T10] netdev_get_by_index+0x5e/0x80 [ 3050.468885][ T10] fib6_nh_init+0x3d8/0x1580 [ 3050.468885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3050.468885][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3050.468885][ T10] ipv6_add_addr+0x411/0x2000 [ 3050.468885][ T10] inet6_addr_add+0x30e/0xa40 [ 3050.468885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3050.468885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.468885][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.468885][ T10] netlink_unicast+0x449/0x710 [ 3050.468885][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.468885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.468885][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.468885][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.468885][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.468885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.468885][ T10] [ 3050.471233][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3050.471233][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3050.471233][ T10] ipv6_find_idev+0x102/0x170 [ 3050.471233][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.471233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.471233][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.471233][ T10] netlink_unicast+0x449/0x710 [ 3050.471233][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.471233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.471233][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.471233][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.471233][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.471233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.471233][ T10] [ 3050.473129][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3050.473129][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3050.473129][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3050.473129][ T10] ipv6_find_idev+0x102/0x170 [ 3050.473129][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3050.473129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3050.473129][ T10] netlink_rcv_skb+0x130/0x360 [ 3050.473129][ T10] netlink_unicast+0x449/0x710 [ 3050.473129][ T10] netlink_sendmsg+0x723/0xbe0 [ 3050.473129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3050.473129][ T10] ___sys_sendmsg+0xee/0x170 [ 3050.473129][ T10] __sys_sendmsg+0xcd/0x170 [ 3050.473129][ T10] do_syscall_64+0xc6/0x1e0 [ 3050.473129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3050.473129][ T10] [ 3060.535134][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3060.535522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.535522][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3060.535522][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3060.535522][ T10] fib6_nh_init+0xa22/0x1580 [ 3060.535522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.535522][ T10] ip6_route_add+0x1c/0x140 [ 3060.535522][ T10] inet6_rtm_newroute+0x104/0x110 [ 3060.535522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.535522][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.535522][ T10] netlink_unicast+0x449/0x710 [ 3060.535522][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.535522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.535522][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.535522][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.535522][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.535522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.535522][ T10] [ 3060.537457][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.537457][ T10] dst_init+0x84/0x4a0 [ 3060.537457][ T10] dst_alloc+0x97/0x150 [ 3060.537457][ T10] ip6_dst_alloc+0x23/0x90 [ 3060.537457][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3060.537457][ T10] ip6_pol_route+0x56f/0x840 [ 3060.537457][ T10] fib6_rule_lookup+0x456/0x630 [ 3060.537457][ T10] ip6_route_input+0x59c/0xa50 [ 3060.537457][ T10] ipv6_rcv+0x397/0x810 [ 3060.537457][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3060.537457][ T10] process_backlog+0x101/0x620 [ 3060.537457][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3060.537457][ T10] net_rx_action+0x495/0xbe0 [ 3060.537457][ T10] __do_softirq+0x1b5/0x7f6 [ 3060.537457][ T10] [ 3060.539147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.539147][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.539147][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.539147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.539147][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3060.539147][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3060.539147][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3060.539147][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3060.539147][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3060.539147][ T10] addrconf_dad_begin+0x310/0x670 [ 3060.539147][ T10] addrconf_dad_work+0x10b/0xab0 [ 3060.539147][ T10] process_one_work+0x84d/0x18a0 [ 3060.539147][ T10] worker_thread+0x587/0xd30 [ 3060.539147][ T10] kthread+0x28a/0x350 [ 3060.539147][ T10] ret_from_fork+0x31/0x70 [ 3060.539147][ T10] ret_from_fork_asm+0x1a/0x30 [ 3060.539147][ T10] [ 3060.541101][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.541101][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.541101][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.541101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.541101][ T10] ip6_route_add+0x1c/0x140 [ 3060.541101][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3060.541101][ T10] inet6_addr_add+0x4f8/0xa40 [ 3060.541101][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.541101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.541101][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.541101][ T10] netlink_unicast+0x449/0x710 [ 3060.541101][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.541101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.541101][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.541101][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.541101][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.541101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.541101][ T10] [ 3060.543138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.543138][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.543138][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.543138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.543138][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3060.543138][ T10] ipv6_add_addr+0x411/0x2000 [ 3060.543138][ T10] inet6_addr_add+0x30e/0xa40 [ 3060.543138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.543138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.543138][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.543138][ T10] netlink_unicast+0x449/0x710 [ 3060.543138][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.543138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.543138][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.543138][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.543138][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.543138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.543138][ T10] [ 3060.545170][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.545170][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.545170][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.545170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.545170][ T10] ip6_route_add+0x1c/0x140 [ 3060.545170][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3060.545170][ T10] addrconf_add_dev+0xe2/0x170 [ 3060.545170][ T10] inet6_addr_add+0x12f/0xa40 [ 3060.545170][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.545170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.545170][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.545170][ T10] netlink_unicast+0x449/0x710 [ 3060.545170][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.545170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.545170][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.545170][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.545170][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.545170][ T10] [ 3060.547187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.547187][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3060.547187][ T10] ipv6_find_idev+0x102/0x170 [ 3060.547187][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.547187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.547187][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.547187][ T10] netlink_unicast+0x449/0x710 [ 3060.547187][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.547187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.547187][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.547187][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.547187][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.547187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.547187][ T10] [ 3060.548741][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3060.548741][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3060.548741][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3060.548741][ T10] ipv6_find_idev+0x102/0x170 [ 3060.548741][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.548741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.548741][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.548741][ T10] netlink_unicast+0x449/0x710 [ 3060.548741][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.548741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.548741][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.548741][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.548741][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.548741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.548741][ T10] [ 3060.550456][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3060.550729][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3060.550729][ T10] dst_init+0x84/0x4a0 [ 3060.550729][ T10] dst_alloc+0x97/0x150 [ 3060.550729][ T10] ip6_dst_alloc+0x23/0x90 [ 3060.550729][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3060.550729][ T10] ip6_pol_route+0x56f/0x840 [ 3060.550729][ T10] fib6_rule_lookup+0x456/0x630 [ 3060.550729][ T10] ip6_route_input+0x59c/0xa50 [ 3060.550729][ T10] ipv6_rcv+0x397/0x810 [ 3060.550729][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3060.550729][ T10] process_backlog+0x101/0x620 [ 3060.550729][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3060.550729][ T10] net_rx_action+0x495/0xbe0 [ 3060.550729][ T10] __do_softirq+0x1b5/0x7f6 [ 3060.550729][ T10] [ 3060.552381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.552381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3060.552381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3060.552381][ T10] fib6_nh_init+0xa22/0x1580 [ 3060.552381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.552381][ T10] ip6_route_add+0x1c/0x140 [ 3060.552381][ T10] inet6_rtm_newroute+0x104/0x110 [ 3060.552381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.552381][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.552381][ T10] netlink_unicast+0x449/0x710 [ 3060.552381][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.552381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.552381][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.552381][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.552381][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.552381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.552381][ T10] [ 3060.554287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.554287][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.554287][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.554287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.554287][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3060.554287][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3060.554287][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3060.554287][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3060.554287][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3060.554287][ T10] addrconf_dad_begin+0x310/0x670 [ 3060.554287][ T10] addrconf_dad_work+0x10b/0xab0 [ 3060.554287][ T10] process_one_work+0x84d/0x18a0 [ 3060.554287][ T10] worker_thread+0x587/0xd30 [ 3060.554287][ T10] kthread+0x28a/0x350 [ 3060.554287][ T10] ret_from_fork+0x31/0x70 [ 3060.554287][ T10] ret_from_fork_asm+0x1a/0x30 [ 3060.554287][ T10] [ 3060.556211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.556211][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.556211][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.556211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.556211][ T10] ip6_route_add+0x1c/0x140 [ 3060.556211][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3060.556211][ T10] inet6_addr_add+0x4f8/0xa40 [ 3060.556211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.556211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.556211][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.556211][ T10] netlink_unicast+0x449/0x710 [ 3060.556211][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.556211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.556211][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.556211][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.556211][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.556211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.556211][ T10] [ 3060.558241][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.558241][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.558241][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.558241][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.558241][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3060.558241][ T10] ipv6_add_addr+0x411/0x2000 [ 3060.558241][ T10] inet6_addr_add+0x30e/0xa40 [ 3060.558241][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.558241][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.558241][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.558241][ T10] netlink_unicast+0x449/0x710 [ 3060.558241][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.558241][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.558241][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.558241][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.558241][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.558241][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.558241][ T10] [ 3060.560254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.560254][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.560254][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.560254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.560254][ T10] ip6_route_add+0x1c/0x140 [ 3060.560254][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3060.560254][ T10] addrconf_add_dev+0xe2/0x170 [ 3060.560254][ T10] inet6_addr_add+0x12f/0xa40 [ 3060.560254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.560254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.560254][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.560254][ T10] netlink_unicast+0x449/0x710 [ 3060.560254][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.560254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.560254][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.560254][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.560254][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.560254][ T10] [ 3060.562308][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.562308][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3060.562308][ T10] ipv6_find_idev+0x102/0x170 [ 3060.562308][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.562308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.562308][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.562308][ T10] netlink_unicast+0x449/0x710 [ 3060.562308][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.562308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.562308][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.562308][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.562308][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.562308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.562308][ T10] [ 3060.563991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3060.563991][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3060.563991][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3060.563991][ T10] ipv6_find_idev+0x102/0x170 [ 3060.563991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.563991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.563991][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.563991][ T10] netlink_unicast+0x449/0x710 [ 3060.563991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.563991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.563991][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.563991][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.563991][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.563991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.563991][ T10] [ 3060.565829][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3060.566077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3060.566077][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.566077][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.566077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.566077][ T10] ip6_route_add+0x1c/0x140 [ 3060.566077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3060.566077][ T10] inet6_addr_add+0x4f8/0xa40 [ 3060.566077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.566077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.566077][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.566077][ T10] netlink_unicast+0x449/0x710 [ 3060.566077][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.566077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.566077][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.566077][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.566077][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.566077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.566077][ T10] [ 3060.568223][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3060.568223][ T10] netdev_get_by_index+0x5e/0x80 [ 3060.568223][ T10] fib6_nh_init+0x3d8/0x1580 [ 3060.568223][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3060.568223][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3060.568223][ T10] ipv6_add_addr+0x411/0x2000 [ 3060.568223][ T10] inet6_addr_add+0x30e/0xa40 [ 3060.568223][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3060.568223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.568223][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.568223][ T10] netlink_unicast+0x449/0x710 [ 3060.568223][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.568223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.568223][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.568223][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.568223][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.568223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.568223][ T10] [ 3060.570373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3060.570373][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3060.570373][ T10] ipv6_find_idev+0x102/0x170 [ 3060.570373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.570373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.570373][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.570373][ T10] netlink_unicast+0x449/0x710 [ 3060.570373][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.570373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.570373][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.570373][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.570373][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.570373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.570373][ T10] [ 3060.571984][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3060.571984][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3060.571984][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3060.571984][ T10] ipv6_find_idev+0x102/0x170 [ 3060.571984][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3060.571984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3060.571984][ T10] netlink_rcv_skb+0x130/0x360 [ 3060.571984][ T10] netlink_unicast+0x449/0x710 [ 3060.571984][ T10] netlink_sendmsg+0x723/0xbe0 [ 3060.571984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3060.571984][ T10] ___sys_sendmsg+0xee/0x170 [ 3060.571984][ T10] __sys_sendmsg+0xcd/0x170 [ 3060.571984][ T10] do_syscall_64+0xc6/0x1e0 [ 3060.571984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3060.571984][ T10] [ 3070.638951][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3070.639562][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.639562][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3070.639562][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3070.639562][ T10] fib6_nh_init+0xa22/0x1580 [ 3070.639562][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.639562][ T10] ip6_route_add+0x1c/0x140 [ 3070.639562][ T10] inet6_rtm_newroute+0x104/0x110 [ 3070.639562][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.639562][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.639562][ T10] netlink_unicast+0x449/0x710 [ 3070.639562][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.639562][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.639562][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.639562][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.639562][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.639562][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.639562][ T10] [ 3070.642573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.642573][ T10] dst_init+0x84/0x4a0 [ 3070.642573][ T10] dst_alloc+0x97/0x150 [ 3070.642573][ T10] ip6_dst_alloc+0x23/0x90 [ 3070.642573][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3070.642573][ T10] ip6_pol_route+0x56f/0x840 [ 3070.642573][ T10] fib6_rule_lookup+0x456/0x630 [ 3070.642573][ T10] ip6_route_input+0x59c/0xa50 [ 3070.642573][ T10] ipv6_rcv+0x397/0x810 [ 3070.642573][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3070.642573][ T10] process_backlog+0x101/0x620 [ 3070.642573][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3070.642573][ T10] net_rx_action+0x495/0xbe0 [ 3070.642573][ T10] __do_softirq+0x1b5/0x7f6 [ 3070.642573][ T10] [ 3070.645166][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.645166][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.645166][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.645166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.645166][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3070.645166][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3070.645166][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3070.645166][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3070.645166][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3070.645166][ T10] addrconf_dad_begin+0x310/0x670 [ 3070.645166][ T10] addrconf_dad_work+0x10b/0xab0 [ 3070.645166][ T10] process_one_work+0x84d/0x18a0 [ 3070.645166][ T10] worker_thread+0x587/0xd30 [ 3070.645166][ T10] kthread+0x28a/0x350 [ 3070.645166][ T10] ret_from_fork+0x31/0x70 [ 3070.645166][ T10] ret_from_fork_asm+0x1a/0x30 [ 3070.645166][ T10] [ 3070.648135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.648135][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.648135][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.648135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.648135][ T10] ip6_route_add+0x1c/0x140 [ 3070.648135][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3070.648135][ T10] inet6_addr_add+0x4f8/0xa40 [ 3070.648135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.648135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.648135][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.648135][ T10] netlink_unicast+0x449/0x710 [ 3070.648135][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.648135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.648135][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.648135][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.648135][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.648135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.648135][ T10] [ 3070.651285][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.651285][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.651285][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.651285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.651285][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3070.651285][ T10] ipv6_add_addr+0x411/0x2000 [ 3070.651285][ T10] inet6_addr_add+0x30e/0xa40 [ 3070.651285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.651285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.651285][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.651285][ T10] netlink_unicast+0x449/0x710 [ 3070.651285][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.651285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.651285][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.651285][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.651285][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.651285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.651285][ T10] [ 3070.654429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.654429][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.654429][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.654429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.654429][ T10] ip6_route_add+0x1c/0x140 [ 3070.654429][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3070.654429][ T10] addrconf_add_dev+0xe2/0x170 [ 3070.654429][ T10] inet6_addr_add+0x12f/0xa40 [ 3070.654429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.654429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.654429][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.654429][ T10] netlink_unicast+0x449/0x710 [ 3070.654429][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.654429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.654429][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.654429][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.654429][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.654429][ T10] [ 3070.658929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.658929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3070.658929][ T10] ipv6_find_idev+0x102/0x170 [ 3070.658929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.658929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.658929][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.658929][ T10] netlink_unicast+0x449/0x710 [ 3070.658929][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.658929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.658929][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.658929][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.658929][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.658929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.658929][ T10] [ 3070.661350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3070.661350][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3070.661350][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3070.661350][ T10] ipv6_find_idev+0x102/0x170 [ 3070.661350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.661350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.661350][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.661350][ T10] netlink_unicast+0x449/0x710 [ 3070.661350][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.661350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.661350][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.661350][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.661350][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.661350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.661350][ T10] [ 3070.663976][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3070.664401][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3070.664401][ T10] dst_init+0x84/0x4a0 [ 3070.664401][ T10] dst_alloc+0x97/0x150 [ 3070.664401][ T10] ip6_dst_alloc+0x23/0x90 [ 3070.664401][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3070.664401][ T10] ip6_pol_route+0x56f/0x840 [ 3070.664401][ T10] fib6_rule_lookup+0x456/0x630 [ 3070.664401][ T10] ip6_route_input+0x59c/0xa50 [ 3070.664401][ T10] ipv6_rcv+0x397/0x810 [ 3070.664401][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3070.664401][ T10] process_backlog+0x101/0x620 [ 3070.664401][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3070.664401][ T10] net_rx_action+0x495/0xbe0 [ 3070.664401][ T10] __do_softirq+0x1b5/0x7f6 [ 3070.664401][ T10] [ 3070.666993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.666993][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3070.666993][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3070.666993][ T10] fib6_nh_init+0xa22/0x1580 [ 3070.666993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.666993][ T10] ip6_route_add+0x1c/0x140 [ 3070.666993][ T10] inet6_rtm_newroute+0x104/0x110 [ 3070.666993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.666993][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.666993][ T10] netlink_unicast+0x449/0x710 [ 3070.666993][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.666993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.666993][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.666993][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.666993][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.666993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.666993][ T10] [ 3070.669787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.669787][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.669787][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.669787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.669787][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3070.669787][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3070.669787][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3070.669787][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3070.669787][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3070.669787][ T10] addrconf_dad_begin+0x310/0x670 [ 3070.669787][ T10] addrconf_dad_work+0x10b/0xab0 [ 3070.669787][ T10] process_one_work+0x84d/0x18a0 [ 3070.669787][ T10] worker_thread+0x587/0xd30 [ 3070.669787][ T10] kthread+0x28a/0x350 [ 3070.669787][ T10] ret_from_fork+0x31/0x70 [ 3070.669787][ T10] ret_from_fork_asm+0x1a/0x30 [ 3070.669787][ T10] [ 3070.672618][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.672618][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.672618][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.672618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.672618][ T10] ip6_route_add+0x1c/0x140 [ 3070.672618][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3070.672618][ T10] inet6_addr_add+0x4f8/0xa40 [ 3070.672618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.672618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.672618][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.672618][ T10] netlink_unicast+0x449/0x710 [ 3070.672618][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.672618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.672618][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.672618][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.672618][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.672618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.672618][ T10] [ 3070.675727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.675727][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.675727][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.675727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.675727][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3070.675727][ T10] ipv6_add_addr+0x411/0x2000 [ 3070.675727][ T10] inet6_addr_add+0x30e/0xa40 [ 3070.675727][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.675727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.675727][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.675727][ T10] netlink_unicast+0x449/0x710 [ 3070.675727][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.675727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.675727][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.675727][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.675727][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.675727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.675727][ T10] [ 3070.677943][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.677943][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.677943][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.677943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.677943][ T10] ip6_route_add+0x1c/0x140 [ 3070.677943][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3070.677943][ T10] addrconf_add_dev+0xe2/0x170 [ 3070.677943][ T10] inet6_addr_add+0x12f/0xa40 [ 3070.677943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.677943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.677943][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.677943][ T10] netlink_unicast+0x449/0x710 [ 3070.677943][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.677943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.677943][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.677943][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.677943][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.677943][ T10] [ 3070.680059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.680059][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3070.680059][ T10] ipv6_find_idev+0x102/0x170 [ 3070.680059][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.680059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.680059][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.680059][ T10] netlink_unicast+0x449/0x710 [ 3070.680059][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.680059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.680059][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.680059][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.680059][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.680059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.680059][ T10] [ 3070.681860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3070.681860][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3070.681860][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3070.681860][ T10] ipv6_find_idev+0x102/0x170 [ 3070.681860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.681860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.681860][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.681860][ T10] netlink_unicast+0x449/0x710 [ 3070.681860][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.681860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.681860][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.681860][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.681860][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.681860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.681860][ T10] [ 3070.683904][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3070.684159][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3070.684159][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.684159][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.684159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.684159][ T10] ip6_route_add+0x1c/0x140 [ 3070.684159][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3070.684159][ T10] inet6_addr_add+0x4f8/0xa40 [ 3070.684159][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.684159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.684159][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.684159][ T10] netlink_unicast+0x449/0x710 [ 3070.684159][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.684159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.684159][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.684159][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.684159][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.684159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.684159][ T10] [ 3070.686413][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3070.686413][ T10] netdev_get_by_index+0x5e/0x80 [ 3070.686413][ T10] fib6_nh_init+0x3d8/0x1580 [ 3070.686413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3070.686413][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3070.686413][ T10] ipv6_add_addr+0x411/0x2000 [ 3070.686413][ T10] inet6_addr_add+0x30e/0xa40 [ 3070.686413][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3070.686413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.686413][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.686413][ T10] netlink_unicast+0x449/0x710 [ 3070.686413][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.686413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.686413][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.686413][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.686413][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.686413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.686413][ T10] [ 3070.688807][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3070.688807][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3070.688807][ T10] ipv6_find_idev+0x102/0x170 [ 3070.688807][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.688807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.688807][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.688807][ T10] netlink_unicast+0x449/0x710 [ 3070.688807][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.688807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.688807][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.688807][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.688807][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.688807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.688807][ T10] [ 3070.690621][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3070.690621][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3070.690621][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3070.690621][ T10] ipv6_find_idev+0x102/0x170 [ 3070.690621][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3070.690621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3070.690621][ T10] netlink_rcv_skb+0x130/0x360 [ 3070.690621][ T10] netlink_unicast+0x449/0x710 [ 3070.690621][ T10] netlink_sendmsg+0x723/0xbe0 [ 3070.690621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3070.690621][ T10] ___sys_sendmsg+0xee/0x170 [ 3070.690621][ T10] __sys_sendmsg+0xcd/0x170 [ 3070.690621][ T10] do_syscall_64+0xc6/0x1e0 [ 3070.690621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3070.690621][ T10] [ 3080.886957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3080.887458][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.887458][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3080.887458][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3080.887458][ T10] fib6_nh_init+0xa22/0x1580 [ 3080.887458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.887458][ T10] ip6_route_add+0x1c/0x140 [ 3080.887458][ T10] inet6_rtm_newroute+0x104/0x110 [ 3080.887458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.887458][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.887458][ T10] netlink_unicast+0x449/0x710 [ 3080.887458][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.887458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.887458][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.887458][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.887458][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.887458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.887458][ T10] [ 3080.889400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.889400][ T10] dst_init+0x84/0x4a0 [ 3080.889400][ T10] dst_alloc+0x97/0x150 [ 3080.889400][ T10] ip6_dst_alloc+0x23/0x90 [ 3080.889400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3080.889400][ T10] ip6_pol_route+0x56f/0x840 [ 3080.889400][ T10] fib6_rule_lookup+0x456/0x630 [ 3080.889400][ T10] ip6_route_input+0x59c/0xa50 [ 3080.889400][ T10] ipv6_rcv+0x397/0x810 [ 3080.889400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3080.889400][ T10] process_backlog+0x101/0x620 [ 3080.889400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3080.889400][ T10] net_rx_action+0x495/0xbe0 [ 3080.889400][ T10] __do_softirq+0x1b5/0x7f6 [ 3080.889400][ T10] [ 3080.891089][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.891089][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.891089][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.891089][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.891089][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3080.891089][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3080.891089][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3080.891089][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3080.891089][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3080.891089][ T10] addrconf_dad_begin+0x310/0x670 [ 3080.891089][ T10] addrconf_dad_work+0x10b/0xab0 [ 3080.891089][ T10] process_one_work+0x84d/0x18a0 [ 3080.891089][ T10] worker_thread+0x587/0xd30 [ 3080.891089][ T10] kthread+0x28a/0x350 [ 3080.891089][ T10] ret_from_fork+0x31/0x70 [ 3080.891089][ T10] ret_from_fork_asm+0x1a/0x30 [ 3080.891089][ T10] [ 3080.893556][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.893556][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.893556][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.893556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.893556][ T10] ip6_route_add+0x1c/0x140 [ 3080.893556][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3080.893556][ T10] inet6_addr_add+0x4f8/0xa40 [ 3080.893556][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.893556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.893556][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.893556][ T10] netlink_unicast+0x449/0x710 [ 3080.893556][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.893556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.893556][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.893556][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.893556][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.893556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.893556][ T10] [ 3080.895603][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.895603][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.895603][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.895603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.895603][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3080.895603][ T10] ipv6_add_addr+0x411/0x2000 [ 3080.895603][ T10] inet6_addr_add+0x30e/0xa40 [ 3080.895603][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.895603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.895603][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.895603][ T10] netlink_unicast+0x449/0x710 [ 3080.895603][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.895603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.895603][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.895603][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.895603][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.895603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.895603][ T10] [ 3080.897633][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.897633][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.897633][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.897633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.897633][ T10] ip6_route_add+0x1c/0x140 [ 3080.897633][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3080.897633][ T10] addrconf_add_dev+0xe2/0x170 [ 3080.897633][ T10] inet6_addr_add+0x12f/0xa40 [ 3080.897633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.897633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.897633][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.897633][ T10] netlink_unicast+0x449/0x710 [ 3080.897633][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.897633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.897633][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.897633][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.897633][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.897633][ T10] [ 3080.899636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.899636][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3080.899636][ T10] ipv6_find_idev+0x102/0x170 [ 3080.899636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.899636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.899636][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.899636][ T10] netlink_unicast+0x449/0x710 [ 3080.899636][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.899636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.899636][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.899636][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.899636][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.899636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.899636][ T10] [ 3080.901208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3080.901208][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3080.901208][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3080.901208][ T10] ipv6_find_idev+0x102/0x170 [ 3080.901208][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.901208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.901208][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.901208][ T10] netlink_unicast+0x449/0x710 [ 3080.901208][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.901208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.901208][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.901208][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.901208][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.901208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.901208][ T10] [ 3080.902960][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3080.903248][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3080.903248][ T10] dst_init+0x84/0x4a0 [ 3080.903248][ T10] dst_alloc+0x97/0x150 [ 3080.903248][ T10] ip6_dst_alloc+0x23/0x90 [ 3080.903248][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3080.903248][ T10] ip6_pol_route+0x56f/0x840 [ 3080.903248][ T10] fib6_rule_lookup+0x456/0x630 [ 3080.903248][ T10] ip6_route_input+0x59c/0xa50 [ 3080.903248][ T10] ipv6_rcv+0x397/0x810 [ 3080.903248][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3080.903248][ T10] process_backlog+0x101/0x620 [ 3080.903248][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3080.903248][ T10] net_rx_action+0x495/0xbe0 [ 3080.903248][ T10] __do_softirq+0x1b5/0x7f6 [ 3080.903248][ T10] [ 3080.904908][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.904908][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3080.904908][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3080.904908][ T10] fib6_nh_init+0xa22/0x1580 [ 3080.904908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.904908][ T10] ip6_route_add+0x1c/0x140 [ 3080.904908][ T10] inet6_rtm_newroute+0x104/0x110 [ 3080.904908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.904908][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.904908][ T10] netlink_unicast+0x449/0x710 [ 3080.904908][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.904908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.904908][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.904908][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.904908][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.904908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.904908][ T10] [ 3080.907204][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.907204][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.907204][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.907204][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.907204][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3080.907204][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3080.907204][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3080.907204][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3080.907204][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3080.907204][ T10] addrconf_dad_begin+0x310/0x670 [ 3080.907204][ T10] addrconf_dad_work+0x10b/0xab0 [ 3080.907204][ T10] process_one_work+0x84d/0x18a0 [ 3080.907204][ T10] worker_thread+0x587/0xd30 [ 3080.907204][ T10] kthread+0x28a/0x350 [ 3080.907204][ T10] ret_from_fork+0x31/0x70 [ 3080.907204][ T10] ret_from_fork_asm+0x1a/0x30 [ 3080.907204][ T10] [ 3080.909173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.909173][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.909173][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.909173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.909173][ T10] ip6_route_add+0x1c/0x140 [ 3080.909173][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3080.909173][ T10] inet6_addr_add+0x4f8/0xa40 [ 3080.909173][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.909173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.909173][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.909173][ T10] netlink_unicast+0x449/0x710 [ 3080.909173][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.909173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.909173][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.909173][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.909173][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.909173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.909173][ T10] [ 3080.911229][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.911229][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.911229][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.911229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.911229][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3080.911229][ T10] ipv6_add_addr+0x411/0x2000 [ 3080.911229][ T10] inet6_addr_add+0x30e/0xa40 [ 3080.911229][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.911229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.911229][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.911229][ T10] netlink_unicast+0x449/0x710 [ 3080.911229][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.911229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.911229][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.911229][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.911229][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.911229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.911229][ T10] [ 3080.913279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.913279][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.913279][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.913279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.913279][ T10] ip6_route_add+0x1c/0x140 [ 3080.913279][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3080.913279][ T10] addrconf_add_dev+0xe2/0x170 [ 3080.913279][ T10] inet6_addr_add+0x12f/0xa40 [ 3080.913279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.913279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.913279][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.913279][ T10] netlink_unicast+0x449/0x710 [ 3080.913279][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.913279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.913279][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.913279][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.913279][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.913279][ T10] [ 3080.915401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.915401][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3080.915401][ T10] ipv6_find_idev+0x102/0x170 [ 3080.915401][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.915401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.915401][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.915401][ T10] netlink_unicast+0x449/0x710 [ 3080.915401][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.915401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.915401][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.915401][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.915401][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.915401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.915401][ T10] [ 3080.917144][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3080.917144][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3080.917144][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3080.917144][ T10] ipv6_find_idev+0x102/0x170 [ 3080.917144][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.917144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.917144][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.917144][ T10] netlink_unicast+0x449/0x710 [ 3080.917144][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.917144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.917144][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.917144][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.917144][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.917144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.917144][ T10] [ 3080.919165][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3080.919417][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3080.919417][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.919417][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.919417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.919417][ T10] ip6_route_add+0x1c/0x140 [ 3080.919417][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3080.919417][ T10] inet6_addr_add+0x4f8/0xa40 [ 3080.919417][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.919417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.919417][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.919417][ T10] netlink_unicast+0x449/0x710 [ 3080.919417][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.919417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.919417][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.919417][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.919417][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.919417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.919417][ T10] [ 3080.921696][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3080.921696][ T10] netdev_get_by_index+0x5e/0x80 [ 3080.921696][ T10] fib6_nh_init+0x3d8/0x1580 [ 3080.921696][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3080.921696][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3080.921696][ T10] ipv6_add_addr+0x411/0x2000 [ 3080.921696][ T10] inet6_addr_add+0x30e/0xa40 [ 3080.921696][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3080.921696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.921696][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.921696][ T10] netlink_unicast+0x449/0x710 [ 3080.921696][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.921696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.921696][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.921696][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.921696][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.921696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.921696][ T10] [ 3080.923957][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3080.923957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3080.923957][ T10] ipv6_find_idev+0x102/0x170 [ 3080.923957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.923957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.923957][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.923957][ T10] netlink_unicast+0x449/0x710 [ 3080.923957][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.923957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.923957][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.923957][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.923957][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.923957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.923957][ T10] [ 3080.925696][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3080.925696][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3080.925696][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3080.925696][ T10] ipv6_find_idev+0x102/0x170 [ 3080.925696][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3080.925696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3080.925696][ T10] netlink_rcv_skb+0x130/0x360 [ 3080.925696][ T10] netlink_unicast+0x449/0x710 [ 3080.925696][ T10] netlink_sendmsg+0x723/0xbe0 [ 3080.925696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3080.925696][ T10] ___sys_sendmsg+0xee/0x170 [ 3080.925696][ T10] __sys_sendmsg+0xcd/0x170 [ 3080.925696][ T10] do_syscall_64+0xc6/0x1e0 [ 3080.925696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3080.925696][ T10] [ 3091.174933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3091.175399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.175399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3091.175399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3091.175399][ T10] fib6_nh_init+0xa22/0x1580 [ 3091.175399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.175399][ T10] ip6_route_add+0x1c/0x140 [ 3091.175399][ T10] inet6_rtm_newroute+0x104/0x110 [ 3091.175399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.175399][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.175399][ T10] netlink_unicast+0x449/0x710 [ 3091.175399][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.175399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.175399][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.175399][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.175399][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.175399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.175399][ T10] [ 3091.177313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.177313][ T10] dst_init+0x84/0x4a0 [ 3091.177313][ T10] dst_alloc+0x97/0x150 [ 3091.177313][ T10] ip6_dst_alloc+0x23/0x90 [ 3091.177313][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3091.177313][ T10] ip6_pol_route+0x56f/0x840 [ 3091.177313][ T10] fib6_rule_lookup+0x456/0x630 [ 3091.177313][ T10] ip6_route_input+0x59c/0xa50 [ 3091.177313][ T10] ipv6_rcv+0x397/0x810 [ 3091.177313][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3091.177313][ T10] process_backlog+0x101/0x620 [ 3091.177313][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3091.177313][ T10] net_rx_action+0x495/0xbe0 [ 3091.177313][ T10] __do_softirq+0x1b5/0x7f6 [ 3091.177313][ T10] [ 3091.178971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.178971][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.178971][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.178971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.178971][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3091.178971][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3091.178971][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3091.178971][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3091.178971][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3091.178971][ T10] addrconf_dad_begin+0x310/0x670 [ 3091.178971][ T10] addrconf_dad_work+0x10b/0xab0 [ 3091.178971][ T10] process_one_work+0x84d/0x18a0 [ 3091.178971][ T10] worker_thread+0x587/0xd30 [ 3091.178971][ T10] kthread+0x28a/0x350 [ 3091.178971][ T10] ret_from_fork+0x31/0x70 [ 3091.178971][ T10] ret_from_fork_asm+0x1a/0x30 [ 3091.178971][ T10] [ 3091.180915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.180915][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.180915][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.180915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.180915][ T10] ip6_route_add+0x1c/0x140 [ 3091.180915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3091.180915][ T10] inet6_addr_add+0x4f8/0xa40 [ 3091.180915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.180915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.180915][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.180915][ T10] netlink_unicast+0x449/0x710 [ 3091.180915][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.180915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.180915][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.180915][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.180915][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.180915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.180915][ T10] [ 3091.182915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.182915][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.182915][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.182915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.182915][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3091.182915][ T10] ipv6_add_addr+0x411/0x2000 [ 3091.182915][ T10] inet6_addr_add+0x30e/0xa40 [ 3091.182915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.182915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.182915][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.182915][ T10] netlink_unicast+0x449/0x710 [ 3091.182915][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.182915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.182915][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.182915][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.182915][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.182915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.182915][ T10] [ 3091.184921][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.184921][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.184921][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.184921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.184921][ T10] ip6_route_add+0x1c/0x140 [ 3091.184921][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3091.184921][ T10] addrconf_add_dev+0xe2/0x170 [ 3091.184921][ T10] inet6_addr_add+0x12f/0xa40 [ 3091.184921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.184921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.184921][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.184921][ T10] netlink_unicast+0x449/0x710 [ 3091.184921][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.184921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.184921][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.184921][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.184921][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.184921][ T10] [ 3091.186908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.186908][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3091.186908][ T10] ipv6_find_idev+0x102/0x170 [ 3091.186908][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.186908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.186908][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.186908][ T10] netlink_unicast+0x449/0x710 [ 3091.186908][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.186908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.186908][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.186908][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.186908][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.186908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.186908][ T10] [ 3091.188463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3091.188463][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3091.188463][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3091.188463][ T10] ipv6_find_idev+0x102/0x170 [ 3091.188463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.188463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.188463][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.188463][ T10] netlink_unicast+0x449/0x710 [ 3091.188463][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.188463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.188463][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.188463][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.188463][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.188463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.188463][ T10] [ 3091.190162][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3091.190440][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3091.190440][ T10] dst_init+0x84/0x4a0 [ 3091.190440][ T10] dst_alloc+0x97/0x150 [ 3091.190440][ T10] ip6_dst_alloc+0x23/0x90 [ 3091.190440][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3091.190440][ T10] ip6_pol_route+0x56f/0x840 [ 3091.190440][ T10] fib6_rule_lookup+0x456/0x630 [ 3091.190440][ T10] ip6_route_input+0x59c/0xa50 [ 3091.190440][ T10] ipv6_rcv+0x397/0x810 [ 3091.190440][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3091.190440][ T10] process_backlog+0x101/0x620 [ 3091.190440][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3091.190440][ T10] net_rx_action+0x495/0xbe0 [ 3091.190440][ T10] __do_softirq+0x1b5/0x7f6 [ 3091.190440][ T10] [ 3091.192086][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.192086][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3091.192086][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3091.192086][ T10] fib6_nh_init+0xa22/0x1580 [ 3091.192086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.192086][ T10] ip6_route_add+0x1c/0x140 [ 3091.192086][ T10] inet6_rtm_newroute+0x104/0x110 [ 3091.192086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.192086][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.192086][ T10] netlink_unicast+0x449/0x710 [ 3091.192086][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.192086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.192086][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.192086][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.192086][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.192086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.192086][ T10] [ 3091.193980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.193980][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.193980][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.193980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.193980][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3091.193980][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3091.193980][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3091.193980][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3091.193980][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3091.193980][ T10] addrconf_dad_begin+0x310/0x670 [ 3091.193980][ T10] addrconf_dad_work+0x10b/0xab0 [ 3091.193980][ T10] process_one_work+0x84d/0x18a0 [ 3091.193980][ T10] worker_thread+0x587/0xd30 [ 3091.193980][ T10] kthread+0x28a/0x350 [ 3091.193980][ T10] ret_from_fork+0x31/0x70 [ 3091.193980][ T10] ret_from_fork_asm+0x1a/0x30 [ 3091.193980][ T10] [ 3091.195906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.195906][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.195906][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.195906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.195906][ T10] ip6_route_add+0x1c/0x140 [ 3091.195906][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3091.195906][ T10] inet6_addr_add+0x4f8/0xa40 [ 3091.195906][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.195906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.195906][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.195906][ T10] netlink_unicast+0x449/0x710 [ 3091.195906][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.195906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.195906][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.195906][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.195906][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.195906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.195906][ T10] [ 3091.197905][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.197905][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.197905][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.197905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.197905][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3091.197905][ T10] ipv6_add_addr+0x411/0x2000 [ 3091.197905][ T10] inet6_addr_add+0x30e/0xa40 [ 3091.197905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.197905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.197905][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.197905][ T10] netlink_unicast+0x449/0x710 [ 3091.197905][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.197905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.197905][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.197905][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.197905][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.197905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.197905][ T10] [ 3091.199900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.199900][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.199900][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.199900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.199900][ T10] ip6_route_add+0x1c/0x140 [ 3091.199900][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3091.199900][ T10] addrconf_add_dev+0xe2/0x170 [ 3091.199900][ T10] inet6_addr_add+0x12f/0xa40 [ 3091.199900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.199900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.199900][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.199900][ T10] netlink_unicast+0x449/0x710 [ 3091.199900][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.199900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.199900][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.199900][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.199900][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.199900][ T10] [ 3091.201989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.201989][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3091.201989][ T10] ipv6_find_idev+0x102/0x170 [ 3091.201989][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.201989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.201989][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.201989][ T10] netlink_unicast+0x449/0x710 [ 3091.201989][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.201989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.201989][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.201989][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.201989][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.201989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.201989][ T10] [ 3091.203762][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3091.203762][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3091.203762][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3091.203762][ T10] ipv6_find_idev+0x102/0x170 [ 3091.203762][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.203762][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.203762][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.203762][ T10] netlink_unicast+0x449/0x710 [ 3091.203762][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.203762][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.203762][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.203762][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.203762][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.203762][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.203762][ T10] [ 3091.205686][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3091.206005][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3091.206005][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.206005][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.206005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.206005][ T10] ip6_route_add+0x1c/0x140 [ 3091.206005][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3091.206005][ T10] inet6_addr_add+0x4f8/0xa40 [ 3091.206005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.206005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.206005][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.206005][ T10] netlink_unicast+0x449/0x710 [ 3091.206005][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.206005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.206005][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.206005][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.206005][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.206005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.206005][ T10] [ 3091.208189][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3091.208189][ T10] netdev_get_by_index+0x5e/0x80 [ 3091.208189][ T10] fib6_nh_init+0x3d8/0x1580 [ 3091.208189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3091.208189][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3091.208189][ T10] ipv6_add_addr+0x411/0x2000 [ 3091.208189][ T10] inet6_addr_add+0x30e/0xa40 [ 3091.208189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3091.208189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.208189][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.208189][ T10] netlink_unicast+0x449/0x710 [ 3091.208189][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.208189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.208189][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.208189][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.208189][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.208189][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.208189][ T10] [ 3091.210363][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3091.210363][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3091.210363][ T10] ipv6_find_idev+0x102/0x170 [ 3091.210363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.210363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.210363][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.210363][ T10] netlink_unicast+0x449/0x710 [ 3091.210363][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.210363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.210363][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.210363][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.210363][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.210363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.210363][ T10] [ 3091.212101][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3091.212101][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3091.212101][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3091.212101][ T10] ipv6_find_idev+0x102/0x170 [ 3091.212101][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3091.212101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3091.212101][ T10] netlink_rcv_skb+0x130/0x360 [ 3091.212101][ T10] netlink_unicast+0x449/0x710 [ 3091.212101][ T10] netlink_sendmsg+0x723/0xbe0 [ 3091.212101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3091.212101][ T10] ___sys_sendmsg+0xee/0x170 [ 3091.212101][ T10] __sys_sendmsg+0xcd/0x170 [ 3091.212101][ T10] do_syscall_64+0xc6/0x1e0 [ 3091.212101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3091.212101][ T10] [ 3101.462975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3101.463435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.463435][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3101.463435][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3101.463435][ T10] fib6_nh_init+0xa22/0x1580 [ 3101.463435][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.463435][ T10] ip6_route_add+0x1c/0x140 [ 3101.463435][ T10] inet6_rtm_newroute+0x104/0x110 [ 3101.463435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.463435][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.463435][ T10] netlink_unicast+0x449/0x710 [ 3101.463435][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.463435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.463435][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.463435][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.463435][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.463435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.463435][ T10] [ 3101.465363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.465363][ T10] dst_init+0x84/0x4a0 [ 3101.465363][ T10] dst_alloc+0x97/0x150 [ 3101.465363][ T10] ip6_dst_alloc+0x23/0x90 [ 3101.465363][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3101.465363][ T10] ip6_pol_route+0x56f/0x840 [ 3101.465363][ T10] fib6_rule_lookup+0x456/0x630 [ 3101.465363][ T10] ip6_route_input+0x59c/0xa50 [ 3101.465363][ T10] ipv6_rcv+0x397/0x810 [ 3101.465363][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3101.465363][ T10] process_backlog+0x101/0x620 [ 3101.465363][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3101.465363][ T10] net_rx_action+0x495/0xbe0 [ 3101.465363][ T10] __do_softirq+0x1b5/0x7f6 [ 3101.465363][ T10] [ 3101.467024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.467024][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.467024][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.467024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.467024][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3101.467024][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3101.467024][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3101.467024][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3101.467024][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3101.467024][ T10] addrconf_dad_begin+0x310/0x670 [ 3101.467024][ T10] addrconf_dad_work+0x10b/0xab0 [ 3101.467024][ T10] process_one_work+0x84d/0x18a0 [ 3101.467024][ T10] worker_thread+0x587/0xd30 [ 3101.467024][ T10] kthread+0x28a/0x350 [ 3101.467024][ T10] ret_from_fork+0x31/0x70 [ 3101.467024][ T10] ret_from_fork_asm+0x1a/0x30 [ 3101.467024][ T10] [ 3101.468947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.468947][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.468947][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.468947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.468947][ T10] ip6_route_add+0x1c/0x140 [ 3101.468947][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3101.468947][ T10] inet6_addr_add+0x4f8/0xa40 [ 3101.468947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.468947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.468947][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.468947][ T10] netlink_unicast+0x449/0x710 [ 3101.468947][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.468947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.468947][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.468947][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.468947][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.468947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.468947][ T10] [ 3101.470989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.470989][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.470989][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.470989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.470989][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3101.470989][ T10] ipv6_add_addr+0x411/0x2000 [ 3101.470989][ T10] inet6_addr_add+0x30e/0xa40 [ 3101.470989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.470989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.470989][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.470989][ T10] netlink_unicast+0x449/0x710 [ 3101.470989][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.470989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.470989][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.470989][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.470989][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.470989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.470989][ T10] [ 3101.473002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.473002][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.473002][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.473002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.473002][ T10] ip6_route_add+0x1c/0x140 [ 3101.473002][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3101.473002][ T10] addrconf_add_dev+0xe2/0x170 [ 3101.473002][ T10] inet6_addr_add+0x12f/0xa40 [ 3101.473002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.473002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.473002][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.473002][ T10] netlink_unicast+0x449/0x710 [ 3101.473002][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.473002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.473002][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.473002][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.473002][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.473002][ T10] [ 3101.474983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.474983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3101.474983][ T10] ipv6_find_idev+0x102/0x170 [ 3101.474983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.474983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.474983][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.474983][ T10] netlink_unicast+0x449/0x710 [ 3101.474983][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.474983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.474983][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.474983][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.474983][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.474983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.474983][ T10] [ 3101.476546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3101.476546][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3101.476546][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3101.476546][ T10] ipv6_find_idev+0x102/0x170 [ 3101.476546][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.476546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.476546][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.476546][ T10] netlink_unicast+0x449/0x710 [ 3101.476546][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.476546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.476546][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.476546][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.476546][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.476546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.476546][ T10] [ 3101.478251][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3101.478524][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3101.478524][ T10] dst_init+0x84/0x4a0 [ 3101.478524][ T10] dst_alloc+0x97/0x150 [ 3101.478524][ T10] ip6_dst_alloc+0x23/0x90 [ 3101.478524][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3101.478524][ T10] ip6_pol_route+0x56f/0x840 [ 3101.478524][ T10] fib6_rule_lookup+0x456/0x630 [ 3101.478524][ T10] ip6_route_input+0x59c/0xa50 [ 3101.478524][ T10] ipv6_rcv+0x397/0x810 [ 3101.478524][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3101.478524][ T10] process_backlog+0x101/0x620 [ 3101.478524][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3101.478524][ T10] net_rx_action+0x495/0xbe0 [ 3101.478524][ T10] __do_softirq+0x1b5/0x7f6 [ 3101.478524][ T10] [ 3101.480717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.480717][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3101.480717][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3101.480717][ T10] fib6_nh_init+0xa22/0x1580 [ 3101.480717][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.480717][ T10] ip6_route_add+0x1c/0x140 [ 3101.480717][ T10] inet6_rtm_newroute+0x104/0x110 [ 3101.480717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.480717][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.480717][ T10] netlink_unicast+0x449/0x710 [ 3101.480717][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.480717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.480717][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.480717][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.480717][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.480717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.480717][ T10] [ 3101.482609][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.482609][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.482609][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.482609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.482609][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3101.482609][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3101.482609][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3101.482609][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3101.482609][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3101.482609][ T10] addrconf_dad_begin+0x310/0x670 [ 3101.482609][ T10] addrconf_dad_work+0x10b/0xab0 [ 3101.482609][ T10] process_one_work+0x84d/0x18a0 [ 3101.482609][ T10] worker_thread+0x587/0xd30 [ 3101.482609][ T10] kthread+0x28a/0x350 [ 3101.482609][ T10] ret_from_fork+0x31/0x70 [ 3101.482609][ T10] ret_from_fork_asm+0x1a/0x30 [ 3101.482609][ T10] [ 3101.484523][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.484523][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.484523][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.484523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.484523][ T10] ip6_route_add+0x1c/0x140 [ 3101.484523][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3101.484523][ T10] inet6_addr_add+0x4f8/0xa40 [ 3101.484523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.484523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.484523][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.484523][ T10] netlink_unicast+0x449/0x710 [ 3101.484523][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.484523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.484523][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.484523][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.484523][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.484523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.484523][ T10] [ 3101.486518][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.486518][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.486518][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.486518][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.486518][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3101.486518][ T10] ipv6_add_addr+0x411/0x2000 [ 3101.486518][ T10] inet6_addr_add+0x30e/0xa40 [ 3101.486518][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.486518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.486518][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.486518][ T10] netlink_unicast+0x449/0x710 [ 3101.486518][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.486518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.486518][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.486518][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.486518][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.486518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.486518][ T10] [ 3101.488506][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.488506][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.488506][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.488506][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.488506][ T10] ip6_route_add+0x1c/0x140 [ 3101.488506][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3101.488506][ T10] addrconf_add_dev+0xe2/0x170 [ 3101.488506][ T10] inet6_addr_add+0x12f/0xa40 [ 3101.488506][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.488506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.488506][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.488506][ T10] netlink_unicast+0x449/0x710 [ 3101.488506][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.488506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.488506][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.488506][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.488506][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.488506][ T10] [ 3101.490651][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.490651][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3101.490651][ T10] ipv6_find_idev+0x102/0x170 [ 3101.490651][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.490651][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.490651][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.490651][ T10] netlink_unicast+0x449/0x710 [ 3101.490651][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.490651][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.490651][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.490651][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.490651][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.490651][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.490651][ T10] [ 3101.492435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3101.492435][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3101.492435][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3101.492435][ T10] ipv6_find_idev+0x102/0x170 [ 3101.492435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.492435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.492435][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.492435][ T10] netlink_unicast+0x449/0x710 [ 3101.492435][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.492435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.492435][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.492435][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.492435][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.492435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.492435][ T10] [ 3101.494333][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3101.494642][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3101.494642][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.494642][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.494642][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.494642][ T10] ip6_route_add+0x1c/0x140 [ 3101.494642][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3101.494642][ T10] inet6_addr_add+0x4f8/0xa40 [ 3101.494642][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.494642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.494642][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.494642][ T10] netlink_unicast+0x449/0x710 [ 3101.494642][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.494642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.494642][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.494642][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.494642][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.494642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.494642][ T10] [ 3101.497237][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3101.497237][ T10] netdev_get_by_index+0x5e/0x80 [ 3101.497237][ T10] fib6_nh_init+0x3d8/0x1580 [ 3101.497237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3101.497237][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3101.497237][ T10] ipv6_add_addr+0x411/0x2000 [ 3101.497237][ T10] inet6_addr_add+0x30e/0xa40 [ 3101.497237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3101.497237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.497237][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.497237][ T10] netlink_unicast+0x449/0x710 [ 3101.497237][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.497237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.497237][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.497237][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.497237][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.497237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.497237][ T10] [ 3101.499350][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3101.499350][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3101.499350][ T10] ipv6_find_idev+0x102/0x170 [ 3101.499350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.499350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.499350][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.499350][ T10] netlink_unicast+0x449/0x710 [ 3101.499350][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.499350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.499350][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.499350][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.499350][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.499350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.499350][ T10] [ 3101.501072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3101.501072][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3101.501072][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3101.501072][ T10] ipv6_find_idev+0x102/0x170 [ 3101.501072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3101.501072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3101.501072][ T10] netlink_rcv_skb+0x130/0x360 [ 3101.501072][ T10] netlink_unicast+0x449/0x710 [ 3101.501072][ T10] netlink_sendmsg+0x723/0xbe0 [ 3101.501072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3101.501072][ T10] ___sys_sendmsg+0xee/0x170 [ 3101.501072][ T10] __sys_sendmsg+0xcd/0x170 [ 3101.501072][ T10] do_syscall_64+0xc6/0x1e0 [ 3101.501072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3101.501072][ T10] [ 3111.606926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3111.607376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.607376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3111.607376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3111.607376][ T10] fib6_nh_init+0xa22/0x1580 [ 3111.607376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.607376][ T10] ip6_route_add+0x1c/0x140 [ 3111.607376][ T10] inet6_rtm_newroute+0x104/0x110 [ 3111.607376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.607376][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.607376][ T10] netlink_unicast+0x449/0x710 [ 3111.607376][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.607376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.607376][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.607376][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.607376][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.607376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.607376][ T10] [ 3111.609301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.609301][ T10] dst_init+0x84/0x4a0 [ 3111.609301][ T10] dst_alloc+0x97/0x150 [ 3111.609301][ T10] ip6_dst_alloc+0x23/0x90 [ 3111.609301][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3111.609301][ T10] ip6_pol_route+0x56f/0x840 [ 3111.609301][ T10] fib6_rule_lookup+0x456/0x630 [ 3111.609301][ T10] ip6_route_input+0x59c/0xa50 [ 3111.609301][ T10] ipv6_rcv+0x397/0x810 [ 3111.609301][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3111.609301][ T10] process_backlog+0x101/0x620 [ 3111.609301][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3111.609301][ T10] net_rx_action+0x495/0xbe0 [ 3111.609301][ T10] __do_softirq+0x1b5/0x7f6 [ 3111.609301][ T10] [ 3111.611333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.611333][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.611333][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.611333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.611333][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3111.611333][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3111.611333][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3111.611333][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3111.611333][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3111.611333][ T10] addrconf_dad_begin+0x310/0x670 [ 3111.611333][ T10] addrconf_dad_work+0x10b/0xab0 [ 3111.611333][ T10] process_one_work+0x84d/0x18a0 [ 3111.611333][ T10] worker_thread+0x587/0xd30 [ 3111.611333][ T10] kthread+0x28a/0x350 [ 3111.611333][ T10] ret_from_fork+0x31/0x70 [ 3111.611333][ T10] ret_from_fork_asm+0x1a/0x30 [ 3111.611333][ T10] [ 3111.613244][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.613244][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.613244][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.613244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.613244][ T10] ip6_route_add+0x1c/0x140 [ 3111.613244][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3111.613244][ T10] inet6_addr_add+0x4f8/0xa40 [ 3111.613244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.613244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.613244][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.613244][ T10] netlink_unicast+0x449/0x710 [ 3111.613244][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.613244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.613244][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.613244][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.613244][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.613244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.613244][ T10] [ 3111.615266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.615266][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.615266][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.615266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.615266][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3111.615266][ T10] ipv6_add_addr+0x411/0x2000 [ 3111.615266][ T10] inet6_addr_add+0x30e/0xa40 [ 3111.615266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.615266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.615266][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.615266][ T10] netlink_unicast+0x449/0x710 [ 3111.615266][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.615266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.615266][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.615266][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.615266][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.615266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.615266][ T10] [ 3111.617265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.617265][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.617265][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.617265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.617265][ T10] ip6_route_add+0x1c/0x140 [ 3111.617265][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3111.617265][ T10] addrconf_add_dev+0xe2/0x170 [ 3111.617265][ T10] inet6_addr_add+0x12f/0xa40 [ 3111.617265][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.617265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.617265][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.617265][ T10] netlink_unicast+0x449/0x710 [ 3111.617265][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.617265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.617265][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.617265][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.617265][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.617265][ T10] [ 3111.619250][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.619250][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3111.619250][ T10] ipv6_find_idev+0x102/0x170 [ 3111.619250][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.619250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.619250][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.619250][ T10] netlink_unicast+0x449/0x710 [ 3111.619250][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.619250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.619250][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.619250][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.619250][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.619250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.619250][ T10] [ 3111.620798][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3111.620798][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3111.620798][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3111.620798][ T10] ipv6_find_idev+0x102/0x170 [ 3111.620798][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.620798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.620798][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.620798][ T10] netlink_unicast+0x449/0x710 [ 3111.620798][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.620798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.620798][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.620798][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.620798][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.620798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.620798][ T10] [ 3111.622498][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3111.622774][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3111.622774][ T10] dst_init+0x84/0x4a0 [ 3111.622774][ T10] dst_alloc+0x97/0x150 [ 3111.622774][ T10] ip6_dst_alloc+0x23/0x90 [ 3111.622774][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3111.622774][ T10] ip6_pol_route+0x56f/0x840 [ 3111.622774][ T10] fib6_rule_lookup+0x456/0x630 [ 3111.622774][ T10] ip6_route_input+0x59c/0xa50 [ 3111.622774][ T10] ipv6_rcv+0x397/0x810 [ 3111.622774][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3111.622774][ T10] process_backlog+0x101/0x620 [ 3111.622774][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3111.622774][ T10] net_rx_action+0x495/0xbe0 [ 3111.622774][ T10] __do_softirq+0x1b5/0x7f6 [ 3111.622774][ T10] [ 3111.624438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.624438][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3111.624438][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3111.624438][ T10] fib6_nh_init+0xa22/0x1580 [ 3111.624438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.624438][ T10] ip6_route_add+0x1c/0x140 [ 3111.624438][ T10] inet6_rtm_newroute+0x104/0x110 [ 3111.624438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.624438][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.624438][ T10] netlink_unicast+0x449/0x710 [ 3111.624438][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.624438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.624438][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.624438][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.624438][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.624438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.624438][ T10] [ 3111.626350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.626350][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.626350][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.626350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.626350][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3111.626350][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3111.626350][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3111.626350][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3111.626350][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3111.626350][ T10] addrconf_dad_begin+0x310/0x670 [ 3111.626350][ T10] addrconf_dad_work+0x10b/0xab0 [ 3111.626350][ T10] process_one_work+0x84d/0x18a0 [ 3111.626350][ T10] worker_thread+0x587/0xd30 [ 3111.626350][ T10] kthread+0x28a/0x350 [ 3111.626350][ T10] ret_from_fork+0x31/0x70 [ 3111.626350][ T10] ret_from_fork_asm+0x1a/0x30 [ 3111.626350][ T10] [ 3111.628281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.628281][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.628281][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.628281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.628281][ T10] ip6_route_add+0x1c/0x140 [ 3111.628281][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3111.628281][ T10] inet6_addr_add+0x4f8/0xa40 [ 3111.628281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.628281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.628281][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.628281][ T10] netlink_unicast+0x449/0x710 [ 3111.628281][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.628281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.628281][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.628281][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.628281][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.628281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.628281][ T10] [ 3111.630287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.630287][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.630287][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.630287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.630287][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3111.630287][ T10] ipv6_add_addr+0x411/0x2000 [ 3111.630287][ T10] inet6_addr_add+0x30e/0xa40 [ 3111.630287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.630287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.630287][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.630287][ T10] netlink_unicast+0x449/0x710 [ 3111.630287][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.630287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.630287][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.630287][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.630287][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.630287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.630287][ T10] [ 3111.632294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.632294][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.632294][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.632294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.632294][ T10] ip6_route_add+0x1c/0x140 [ 3111.632294][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3111.632294][ T10] addrconf_add_dev+0xe2/0x170 [ 3111.632294][ T10] inet6_addr_add+0x12f/0xa40 [ 3111.632294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.632294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.632294][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.632294][ T10] netlink_unicast+0x449/0x710 [ 3111.632294][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.632294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.632294][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.632294][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.632294][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.632294][ T10] [ 3111.634450][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.634450][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3111.634450][ T10] ipv6_find_idev+0x102/0x170 [ 3111.634450][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.634450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.634450][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.634450][ T10] netlink_unicast+0x449/0x710 [ 3111.634450][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.634450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.634450][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.634450][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.634450][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.634450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.634450][ T10] [ 3111.636259][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3111.636259][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3111.636259][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3111.636259][ T10] ipv6_find_idev+0x102/0x170 [ 3111.636259][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.636259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.636259][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.636259][ T10] netlink_unicast+0x449/0x710 [ 3111.636259][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.636259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.636259][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.636259][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.636259][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.636259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.636259][ T10] [ 3111.638141][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3111.638449][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3111.638449][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.638449][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.638449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.638449][ T10] ip6_route_add+0x1c/0x140 [ 3111.638449][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3111.638449][ T10] inet6_addr_add+0x4f8/0xa40 [ 3111.638449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.638449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.638449][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.638449][ T10] netlink_unicast+0x449/0x710 [ 3111.638449][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.638449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.638449][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.638449][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.638449][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.638449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.638449][ T10] [ 3111.640643][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3111.640643][ T10] netdev_get_by_index+0x5e/0x80 [ 3111.640643][ T10] fib6_nh_init+0x3d8/0x1580 [ 3111.640643][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3111.640643][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3111.640643][ T10] ipv6_add_addr+0x411/0x2000 [ 3111.640643][ T10] inet6_addr_add+0x30e/0xa40 [ 3111.640643][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3111.640643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.640643][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.640643][ T10] netlink_unicast+0x449/0x710 [ 3111.640643][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.640643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.640643][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.640643][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.640643][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.640643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.640643][ T10] [ 3111.642835][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3111.642835][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3111.642835][ T10] ipv6_find_idev+0x102/0x170 [ 3111.642835][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.642835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.642835][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.642835][ T10] netlink_unicast+0x449/0x710 [ 3111.642835][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.642835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.642835][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.642835][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.642835][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.642835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.642835][ T10] [ 3111.644617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3111.644617][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3111.644617][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3111.644617][ T10] ipv6_find_idev+0x102/0x170 [ 3111.644617][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3111.644617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3111.644617][ T10] netlink_rcv_skb+0x130/0x360 [ 3111.644617][ T10] netlink_unicast+0x449/0x710 [ 3111.644617][ T10] netlink_sendmsg+0x723/0xbe0 [ 3111.644617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3111.644617][ T10] ___sys_sendmsg+0xee/0x170 [ 3111.644617][ T10] __sys_sendmsg+0xcd/0x170 [ 3111.644617][ T10] do_syscall_64+0xc6/0x1e0 [ 3111.644617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3111.644617][ T10] [ 3121.654986][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3121.655412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.655412][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3121.655412][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3121.655412][ T10] fib6_nh_init+0xa22/0x1580 [ 3121.655412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.655412][ T10] ip6_route_add+0x1c/0x140 [ 3121.655412][ T10] inet6_rtm_newroute+0x104/0x110 [ 3121.655412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.655412][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.655412][ T10] netlink_unicast+0x449/0x710 [ 3121.655412][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.655412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.655412][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.655412][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.655412][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.655412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.655412][ T10] [ 3121.657371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.657371][ T10] dst_init+0x84/0x4a0 [ 3121.657371][ T10] dst_alloc+0x97/0x150 [ 3121.657371][ T10] ip6_dst_alloc+0x23/0x90 [ 3121.657371][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3121.657371][ T10] ip6_pol_route+0x56f/0x840 [ 3121.657371][ T10] fib6_rule_lookup+0x456/0x630 [ 3121.657371][ T10] ip6_route_input+0x59c/0xa50 [ 3121.657371][ T10] ipv6_rcv+0x397/0x810 [ 3121.657371][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3121.657371][ T10] process_backlog+0x101/0x620 [ 3121.657371][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3121.657371][ T10] net_rx_action+0x495/0xbe0 [ 3121.657371][ T10] __do_softirq+0x1b5/0x7f6 [ 3121.657371][ T10] [ 3121.659021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.659021][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.659021][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.659021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.659021][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3121.659021][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3121.659021][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3121.659021][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3121.659021][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3121.659021][ T10] addrconf_dad_begin+0x310/0x670 [ 3121.659021][ T10] addrconf_dad_work+0x10b/0xab0 [ 3121.659021][ T10] process_one_work+0x84d/0x18a0 [ 3121.659021][ T10] worker_thread+0x587/0xd30 [ 3121.659021][ T10] kthread+0x28a/0x350 [ 3121.659021][ T10] ret_from_fork+0x31/0x70 [ 3121.659021][ T10] ret_from_fork_asm+0x1a/0x30 [ 3121.659021][ T10] [ 3121.660954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.660954][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.660954][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.660954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.660954][ T10] ip6_route_add+0x1c/0x140 [ 3121.660954][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3121.660954][ T10] inet6_addr_add+0x4f8/0xa40 [ 3121.660954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.660954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.660954][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.660954][ T10] netlink_unicast+0x449/0x710 [ 3121.660954][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.660954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.660954][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.660954][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.660954][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.660954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.660954][ T10] [ 3121.662958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.662958][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.662958][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.662958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.662958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3121.662958][ T10] ipv6_add_addr+0x411/0x2000 [ 3121.662958][ T10] inet6_addr_add+0x30e/0xa40 [ 3121.662958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.662958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.662958][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.662958][ T10] netlink_unicast+0x449/0x710 [ 3121.662958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.662958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.662958][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.662958][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.662958][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.662958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.662958][ T10] [ 3121.664969][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.664969][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.664969][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.664969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.664969][ T10] ip6_route_add+0x1c/0x140 [ 3121.664969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3121.664969][ T10] addrconf_add_dev+0xe2/0x170 [ 3121.664969][ T10] inet6_addr_add+0x12f/0xa40 [ 3121.664969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.664969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.664969][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.664969][ T10] netlink_unicast+0x449/0x710 [ 3121.664969][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.664969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.664969][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.664969][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.664969][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.664969][ T10] [ 3121.666937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.666937][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3121.666937][ T10] ipv6_find_idev+0x102/0x170 [ 3121.666937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.666937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.666937][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.666937][ T10] netlink_unicast+0x449/0x710 [ 3121.666937][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.666937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.666937][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.666937][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.666937][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.666937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.666937][ T10] [ 3121.668491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3121.668491][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3121.668491][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3121.668491][ T10] ipv6_find_idev+0x102/0x170 [ 3121.668491][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.668491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.668491][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.668491][ T10] netlink_unicast+0x449/0x710 [ 3121.668491][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.668491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.668491][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.668491][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.668491][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.668491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.668491][ T10] [ 3121.670196][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3121.670477][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3121.670477][ T10] dst_init+0x84/0x4a0 [ 3121.670477][ T10] dst_alloc+0x97/0x150 [ 3121.670477][ T10] ip6_dst_alloc+0x23/0x90 [ 3121.670477][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3121.670477][ T10] ip6_pol_route+0x56f/0x840 [ 3121.670477][ T10] fib6_rule_lookup+0x456/0x630 [ 3121.670477][ T10] ip6_route_input+0x59c/0xa50 [ 3121.670477][ T10] ipv6_rcv+0x397/0x810 [ 3121.670477][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3121.670477][ T10] process_backlog+0x101/0x620 [ 3121.670477][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3121.670477][ T10] net_rx_action+0x495/0xbe0 [ 3121.670477][ T10] __do_softirq+0x1b5/0x7f6 [ 3121.670477][ T10] [ 3121.672143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.672143][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3121.672143][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3121.672143][ T10] fib6_nh_init+0xa22/0x1580 [ 3121.672143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.672143][ T10] ip6_route_add+0x1c/0x140 [ 3121.672143][ T10] inet6_rtm_newroute+0x104/0x110 [ 3121.672143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.672143][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.672143][ T10] netlink_unicast+0x449/0x710 [ 3121.672143][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.672143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.672143][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.672143][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.672143][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.672143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.672143][ T10] [ 3121.674028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.674028][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.674028][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.674028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.674028][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3121.674028][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3121.674028][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3121.674028][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3121.674028][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3121.674028][ T10] addrconf_dad_begin+0x310/0x670 [ 3121.674028][ T10] addrconf_dad_work+0x10b/0xab0 [ 3121.674028][ T10] process_one_work+0x84d/0x18a0 [ 3121.674028][ T10] worker_thread+0x587/0xd30 [ 3121.674028][ T10] kthread+0x28a/0x350 [ 3121.674028][ T10] ret_from_fork+0x31/0x70 [ 3121.674028][ T10] ret_from_fork_asm+0x1a/0x30 [ 3121.674028][ T10] [ 3121.675943][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.675943][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.675943][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.675943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.675943][ T10] ip6_route_add+0x1c/0x140 [ 3121.675943][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3121.675943][ T10] inet6_addr_add+0x4f8/0xa40 [ 3121.675943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.675943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.675943][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.675943][ T10] netlink_unicast+0x449/0x710 [ 3121.675943][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.675943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.675943][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.675943][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.675943][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.675943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.675943][ T10] [ 3121.677940][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.677940][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.677940][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.677940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.677940][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3121.677940][ T10] ipv6_add_addr+0x411/0x2000 [ 3121.677940][ T10] inet6_addr_add+0x30e/0xa40 [ 3121.677940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.677940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.677940][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.677940][ T10] netlink_unicast+0x449/0x710 [ 3121.677940][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.677940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.677940][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.677940][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.677940][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.677940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.677940][ T10] [ 3121.679938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.679938][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.679938][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.679938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.679938][ T10] ip6_route_add+0x1c/0x140 [ 3121.679938][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3121.679938][ T10] addrconf_add_dev+0xe2/0x170 [ 3121.679938][ T10] inet6_addr_add+0x12f/0xa40 [ 3121.679938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.679938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.679938][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.679938][ T10] netlink_unicast+0x449/0x710 [ 3121.679938][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.679938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.679938][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.679938][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.679938][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.679938][ T10] [ 3121.682096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.682096][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3121.682096][ T10] ipv6_find_idev+0x102/0x170 [ 3121.682096][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.682096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.682096][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.682096][ T10] netlink_unicast+0x449/0x710 [ 3121.682096][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.682096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.682096][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.682096][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.682096][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.682096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.682096][ T10] [ 3121.683887][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3121.683887][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3121.683887][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3121.683887][ T10] ipv6_find_idev+0x102/0x170 [ 3121.683887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.683887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.683887][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.683887][ T10] netlink_unicast+0x449/0x710 [ 3121.683887][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.683887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.683887][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.683887][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.683887][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.683887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.683887][ T10] [ 3121.685822][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3121.686131][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3121.686131][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.686131][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.686131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.686131][ T10] ip6_route_add+0x1c/0x140 [ 3121.686131][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3121.686131][ T10] inet6_addr_add+0x4f8/0xa40 [ 3121.686131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.686131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.686131][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.686131][ T10] netlink_unicast+0x449/0x710 [ 3121.686131][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.686131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.686131][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.686131][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.686131][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.686131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.686131][ T10] [ 3121.688319][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3121.688319][ T10] netdev_get_by_index+0x5e/0x80 [ 3121.688319][ T10] fib6_nh_init+0x3d8/0x1580 [ 3121.688319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3121.688319][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3121.688319][ T10] ipv6_add_addr+0x411/0x2000 [ 3121.688319][ T10] inet6_addr_add+0x30e/0xa40 [ 3121.688319][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3121.688319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.688319][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.688319][ T10] netlink_unicast+0x449/0x710 [ 3121.688319][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.688319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.688319][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.688319][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.688319][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.688319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.688319][ T10] [ 3121.690435][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3121.690435][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3121.690435][ T10] ipv6_find_idev+0x102/0x170 [ 3121.690435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.690435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.690435][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.690435][ T10] netlink_unicast+0x449/0x710 [ 3121.690435][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.690435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.690435][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.690435][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.690435][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.690435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.690435][ T10] [ 3121.692219][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3121.692219][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3121.692219][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3121.692219][ T10] ipv6_find_idev+0x102/0x170 [ 3121.692219][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3121.692219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3121.692219][ T10] netlink_rcv_skb+0x130/0x360 [ 3121.692219][ T10] netlink_unicast+0x449/0x710 [ 3121.692219][ T10] netlink_sendmsg+0x723/0xbe0 [ 3121.692219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3121.692219][ T10] ___sys_sendmsg+0xee/0x170 [ 3121.692219][ T10] __sys_sendmsg+0xcd/0x170 [ 3121.692219][ T10] do_syscall_64+0xc6/0x1e0 [ 3121.692219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3121.692219][ T10] [ 3131.798986][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3131.799458][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.799458][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3131.799458][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3131.799458][ T10] fib6_nh_init+0xa22/0x1580 [ 3131.799458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.799458][ T10] ip6_route_add+0x1c/0x140 [ 3131.799458][ T10] inet6_rtm_newroute+0x104/0x110 [ 3131.799458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.799458][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.799458][ T10] netlink_unicast+0x449/0x710 [ 3131.799458][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.799458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.799458][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.799458][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.799458][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.799458][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.799458][ T10] [ 3131.801415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.801415][ T10] dst_init+0x84/0x4a0 [ 3131.801415][ T10] dst_alloc+0x97/0x150 [ 3131.801415][ T10] ip6_dst_alloc+0x23/0x90 [ 3131.801415][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3131.801415][ T10] ip6_pol_route+0x56f/0x840 [ 3131.801415][ T10] fib6_rule_lookup+0x456/0x630 [ 3131.801415][ T10] ip6_route_input+0x59c/0xa50 [ 3131.801415][ T10] ipv6_rcv+0x397/0x810 [ 3131.801415][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3131.801415][ T10] process_backlog+0x101/0x620 [ 3131.801415][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3131.801415][ T10] net_rx_action+0x495/0xbe0 [ 3131.801415][ T10] __do_softirq+0x1b5/0x7f6 [ 3131.801415][ T10] [ 3131.803082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.803082][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.803082][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.803082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.803082][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3131.803082][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3131.803082][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3131.803082][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3131.803082][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3131.803082][ T10] addrconf_dad_begin+0x310/0x670 [ 3131.803082][ T10] addrconf_dad_work+0x10b/0xab0 [ 3131.803082][ T10] process_one_work+0x84d/0x18a0 [ 3131.803082][ T10] worker_thread+0x587/0xd30 [ 3131.803082][ T10] kthread+0x28a/0x350 [ 3131.803082][ T10] ret_from_fork+0x31/0x70 [ 3131.803082][ T10] ret_from_fork_asm+0x1a/0x30 [ 3131.803082][ T10] [ 3131.804995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.804995][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.804995][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.804995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.804995][ T10] ip6_route_add+0x1c/0x140 [ 3131.804995][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3131.804995][ T10] inet6_addr_add+0x4f8/0xa40 [ 3131.804995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.804995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.804995][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.804995][ T10] netlink_unicast+0x449/0x710 [ 3131.804995][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.804995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.804995][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.804995][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.804995][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.804995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.804995][ T10] [ 3131.807006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.807006][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.807006][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.807006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.807006][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3131.807006][ T10] ipv6_add_addr+0x411/0x2000 [ 3131.807006][ T10] inet6_addr_add+0x30e/0xa40 [ 3131.807006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.807006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.807006][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.807006][ T10] netlink_unicast+0x449/0x710 [ 3131.807006][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.807006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.807006][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.807006][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.807006][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.807006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.807006][ T10] [ 3131.809035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.809035][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.809035][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.809035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.809035][ T10] ip6_route_add+0x1c/0x140 [ 3131.809035][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3131.809035][ T10] addrconf_add_dev+0xe2/0x170 [ 3131.809035][ T10] inet6_addr_add+0x12f/0xa40 [ 3131.809035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.809035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.809035][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.809035][ T10] netlink_unicast+0x449/0x710 [ 3131.809035][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.809035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.809035][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.809035][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.809035][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.809035][ T10] [ 3131.811020][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.811020][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3131.811020][ T10] ipv6_find_idev+0x102/0x170 [ 3131.811020][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.811020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.811020][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.811020][ T10] netlink_unicast+0x449/0x710 [ 3131.811020][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.811020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.811020][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.811020][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.811020][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.811020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.811020][ T10] [ 3131.812570][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3131.812570][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3131.812570][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3131.812570][ T10] ipv6_find_idev+0x102/0x170 [ 3131.812570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.812570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.812570][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.812570][ T10] netlink_unicast+0x449/0x710 [ 3131.812570][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.812570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.812570][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.812570][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.812570][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.812570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.812570][ T10] [ 3131.814295][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3131.814570][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3131.814570][ T10] dst_init+0x84/0x4a0 [ 3131.814570][ T10] dst_alloc+0x97/0x150 [ 3131.814570][ T10] ip6_dst_alloc+0x23/0x90 [ 3131.814570][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3131.814570][ T10] ip6_pol_route+0x56f/0x840 [ 3131.814570][ T10] fib6_rule_lookup+0x456/0x630 [ 3131.814570][ T10] ip6_route_input+0x59c/0xa50 [ 3131.814570][ T10] ipv6_rcv+0x397/0x810 [ 3131.814570][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3131.814570][ T10] process_backlog+0x101/0x620 [ 3131.814570][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3131.814570][ T10] net_rx_action+0x495/0xbe0 [ 3131.814570][ T10] __do_softirq+0x1b5/0x7f6 [ 3131.814570][ T10] [ 3131.816230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.816230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3131.816230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3131.816230][ T10] fib6_nh_init+0xa22/0x1580 [ 3131.816230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.816230][ T10] ip6_route_add+0x1c/0x140 [ 3131.816230][ T10] inet6_rtm_newroute+0x104/0x110 [ 3131.816230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.816230][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.816230][ T10] netlink_unicast+0x449/0x710 [ 3131.816230][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.816230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.816230][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.816230][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.816230][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.816230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.816230][ T10] [ 3131.818119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.818119][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.818119][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.818119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.818119][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3131.818119][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3131.818119][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3131.818119][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3131.818119][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3131.818119][ T10] addrconf_dad_begin+0x310/0x670 [ 3131.818119][ T10] addrconf_dad_work+0x10b/0xab0 [ 3131.818119][ T10] process_one_work+0x84d/0x18a0 [ 3131.818119][ T10] worker_thread+0x587/0xd30 [ 3131.818119][ T10] kthread+0x28a/0x350 [ 3131.818119][ T10] ret_from_fork+0x31/0x70 [ 3131.818119][ T10] ret_from_fork_asm+0x1a/0x30 [ 3131.818119][ T10] [ 3131.820072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.820072][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.820072][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.820072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.820072][ T10] ip6_route_add+0x1c/0x140 [ 3131.820072][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3131.820072][ T10] inet6_addr_add+0x4f8/0xa40 [ 3131.820072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.820072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.820072][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.820072][ T10] netlink_unicast+0x449/0x710 [ 3131.820072][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.820072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.820072][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.820072][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.820072][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.820072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.820072][ T10] [ 3131.822104][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.822104][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.822104][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.822104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.822104][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3131.822104][ T10] ipv6_add_addr+0x411/0x2000 [ 3131.822104][ T10] inet6_addr_add+0x30e/0xa40 [ 3131.822104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.822104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.822104][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.822104][ T10] netlink_unicast+0x449/0x710 [ 3131.822104][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.822104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.822104][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.822104][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.822104][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.822104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.822104][ T10] [ 3131.824116][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.824116][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.824116][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.824116][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.824116][ T10] ip6_route_add+0x1c/0x140 [ 3131.824116][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3131.824116][ T10] addrconf_add_dev+0xe2/0x170 [ 3131.824116][ T10] inet6_addr_add+0x12f/0xa40 [ 3131.824116][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.824116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.824116][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.824116][ T10] netlink_unicast+0x449/0x710 [ 3131.824116][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.824116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.824116][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.824116][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.824116][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.824116][ T10] [ 3131.826265][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.826265][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3131.826265][ T10] ipv6_find_idev+0x102/0x170 [ 3131.826265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.826265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.826265][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.826265][ T10] netlink_unicast+0x449/0x710 [ 3131.826265][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.826265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.826265][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.826265][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.826265][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.826265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.826265][ T10] [ 3131.828062][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3131.828062][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3131.828062][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3131.828062][ T10] ipv6_find_idev+0x102/0x170 [ 3131.828062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.828062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.828062][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.828062][ T10] netlink_unicast+0x449/0x710 [ 3131.828062][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.828062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.828062][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.828062][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.828062][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.828062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.828062][ T10] [ 3131.829935][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3131.830250][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3131.830250][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.830250][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.830250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.830250][ T10] ip6_route_add+0x1c/0x140 [ 3131.830250][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3131.830250][ T10] inet6_addr_add+0x4f8/0xa40 [ 3131.830250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.830250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.830250][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.830250][ T10] netlink_unicast+0x449/0x710 [ 3131.830250][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.830250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.830250][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.830250][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.830250][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.830250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.830250][ T10] [ 3131.832450][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3131.832450][ T10] netdev_get_by_index+0x5e/0x80 [ 3131.832450][ T10] fib6_nh_init+0x3d8/0x1580 [ 3131.832450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3131.832450][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3131.832450][ T10] ipv6_add_addr+0x411/0x2000 [ 3131.832450][ T10] inet6_addr_add+0x30e/0xa40 [ 3131.832450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3131.832450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.832450][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.832450][ T10] netlink_unicast+0x449/0x710 [ 3131.832450][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.832450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.832450][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.832450][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.832450][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.832450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.832450][ T10] [ 3131.834622][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3131.834622][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3131.834622][ T10] ipv6_find_idev+0x102/0x170 [ 3131.834622][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.834622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.834622][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.834622][ T10] netlink_unicast+0x449/0x710 [ 3131.834622][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.834622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.834622][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.834622][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.834622][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.834622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.834622][ T10] [ 3131.836417][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3131.836417][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3131.836417][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3131.836417][ T10] ipv6_find_idev+0x102/0x170 [ 3131.836417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3131.836417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3131.836417][ T10] netlink_rcv_skb+0x130/0x360 [ 3131.836417][ T10] netlink_unicast+0x449/0x710 [ 3131.836417][ T10] netlink_sendmsg+0x723/0xbe0 [ 3131.836417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3131.836417][ T10] ___sys_sendmsg+0xee/0x170 [ 3131.836417][ T10] __sys_sendmsg+0xcd/0x170 [ 3131.836417][ T10] do_syscall_64+0xc6/0x1e0 [ 3131.836417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3131.836417][ T10] [ 3142.078939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3142.079400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.079400][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3142.079400][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3142.079400][ T10] fib6_nh_init+0xa22/0x1580 [ 3142.079400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.079400][ T10] ip6_route_add+0x1c/0x140 [ 3142.079400][ T10] inet6_rtm_newroute+0x104/0x110 [ 3142.079400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.079400][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.079400][ T10] netlink_unicast+0x449/0x710 [ 3142.079400][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.079400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.079400][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.079400][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.079400][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.079400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.079400][ T10] [ 3142.081341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.081341][ T10] dst_init+0x84/0x4a0 [ 3142.081341][ T10] dst_alloc+0x97/0x150 [ 3142.081341][ T10] ip6_dst_alloc+0x23/0x90 [ 3142.081341][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3142.081341][ T10] ip6_pol_route+0x56f/0x840 [ 3142.081341][ T10] fib6_rule_lookup+0x456/0x630 [ 3142.081341][ T10] ip6_route_input+0x59c/0xa50 [ 3142.081341][ T10] ipv6_rcv+0x397/0x810 [ 3142.081341][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3142.081341][ T10] process_backlog+0x101/0x620 [ 3142.081341][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3142.081341][ T10] net_rx_action+0x495/0xbe0 [ 3142.081341][ T10] __do_softirq+0x1b5/0x7f6 [ 3142.081341][ T10] [ 3142.083014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.083014][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.083014][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.083014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.083014][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3142.083014][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3142.083014][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3142.083014][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3142.083014][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3142.083014][ T10] addrconf_dad_begin+0x310/0x670 [ 3142.083014][ T10] addrconf_dad_work+0x10b/0xab0 [ 3142.083014][ T10] process_one_work+0x84d/0x18a0 [ 3142.083014][ T10] worker_thread+0x587/0xd30 [ 3142.083014][ T10] kthread+0x28a/0x350 [ 3142.083014][ T10] ret_from_fork+0x31/0x70 [ 3142.083014][ T10] ret_from_fork_asm+0x1a/0x30 [ 3142.083014][ T10] [ 3142.084936][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.084936][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.084936][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.084936][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.084936][ T10] ip6_route_add+0x1c/0x140 [ 3142.084936][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3142.084936][ T10] inet6_addr_add+0x4f8/0xa40 [ 3142.084936][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.084936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.084936][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.084936][ T10] netlink_unicast+0x449/0x710 [ 3142.084936][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.084936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.084936][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.084936][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.084936][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.084936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.084936][ T10] [ 3142.086961][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.086961][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.086961][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.086961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.086961][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3142.086961][ T10] ipv6_add_addr+0x411/0x2000 [ 3142.086961][ T10] inet6_addr_add+0x30e/0xa40 [ 3142.086961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.086961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.086961][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.086961][ T10] netlink_unicast+0x449/0x710 [ 3142.086961][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.086961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.086961][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.086961][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.086961][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.086961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.086961][ T10] [ 3142.088971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.088971][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.088971][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.088971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.088971][ T10] ip6_route_add+0x1c/0x140 [ 3142.088971][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3142.088971][ T10] addrconf_add_dev+0xe2/0x170 [ 3142.088971][ T10] inet6_addr_add+0x12f/0xa40 [ 3142.088971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.088971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.088971][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.088971][ T10] netlink_unicast+0x449/0x710 [ 3142.088971][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.088971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.088971][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.088971][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.088971][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.088971][ T10] [ 3142.091495][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.091495][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3142.091495][ T10] ipv6_find_idev+0x102/0x170 [ 3142.091495][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.091495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.091495][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.091495][ T10] netlink_unicast+0x449/0x710 [ 3142.091495][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.091495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.091495][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.091495][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.091495][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.091495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.091495][ T10] [ 3142.093044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3142.093044][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3142.093044][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3142.093044][ T10] ipv6_find_idev+0x102/0x170 [ 3142.093044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.093044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.093044][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.093044][ T10] netlink_unicast+0x449/0x710 [ 3142.093044][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.093044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.093044][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.093044][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.093044][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.093044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.093044][ T10] [ 3142.094750][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3142.095039][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3142.095039][ T10] dst_init+0x84/0x4a0 [ 3142.095039][ T10] dst_alloc+0x97/0x150 [ 3142.095039][ T10] ip6_dst_alloc+0x23/0x90 [ 3142.095039][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3142.095039][ T10] ip6_pol_route+0x56f/0x840 [ 3142.095039][ T10] fib6_rule_lookup+0x456/0x630 [ 3142.095039][ T10] ip6_route_input+0x59c/0xa50 [ 3142.095039][ T10] ipv6_rcv+0x397/0x810 [ 3142.095039][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3142.095039][ T10] process_backlog+0x101/0x620 [ 3142.095039][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3142.095039][ T10] net_rx_action+0x495/0xbe0 [ 3142.095039][ T10] __do_softirq+0x1b5/0x7f6 [ 3142.095039][ T10] [ 3142.096689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.096689][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3142.096689][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3142.096689][ T10] fib6_nh_init+0xa22/0x1580 [ 3142.096689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.096689][ T10] ip6_route_add+0x1c/0x140 [ 3142.096689][ T10] inet6_rtm_newroute+0x104/0x110 [ 3142.096689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.096689][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.096689][ T10] netlink_unicast+0x449/0x710 [ 3142.096689][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.096689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.096689][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.096689][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.096689][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.096689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.096689][ T10] [ 3142.098581][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.098581][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.098581][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.098581][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.098581][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3142.098581][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3142.098581][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3142.098581][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3142.098581][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3142.098581][ T10] addrconf_dad_begin+0x310/0x670 [ 3142.098581][ T10] addrconf_dad_work+0x10b/0xab0 [ 3142.098581][ T10] process_one_work+0x84d/0x18a0 [ 3142.098581][ T10] worker_thread+0x587/0xd30 [ 3142.098581][ T10] kthread+0x28a/0x350 [ 3142.098581][ T10] ret_from_fork+0x31/0x70 [ 3142.098581][ T10] ret_from_fork_asm+0x1a/0x30 [ 3142.098581][ T10] [ 3142.100498][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.100498][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.100498][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.100498][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.100498][ T10] ip6_route_add+0x1c/0x140 [ 3142.100498][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3142.100498][ T10] inet6_addr_add+0x4f8/0xa40 [ 3142.100498][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.100498][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.100498][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.100498][ T10] netlink_unicast+0x449/0x710 [ 3142.100498][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.100498][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.100498][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.100498][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.100498][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.100498][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.100498][ T10] [ 3142.102501][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.102501][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.102501][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.102501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.102501][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3142.102501][ T10] ipv6_add_addr+0x411/0x2000 [ 3142.102501][ T10] inet6_addr_add+0x30e/0xa40 [ 3142.102501][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.102501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.102501][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.102501][ T10] netlink_unicast+0x449/0x710 [ 3142.102501][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.102501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.102501][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.102501][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.102501][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.102501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.102501][ T10] [ 3142.104519][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.104519][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.104519][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.104519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.104519][ T10] ip6_route_add+0x1c/0x140 [ 3142.104519][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3142.104519][ T10] addrconf_add_dev+0xe2/0x170 [ 3142.104519][ T10] inet6_addr_add+0x12f/0xa40 [ 3142.104519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.104519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.104519][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.104519][ T10] netlink_unicast+0x449/0x710 [ 3142.104519][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.104519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.104519][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.104519][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.104519][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.104519][ T10] [ 3142.107057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.107057][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3142.107057][ T10] ipv6_find_idev+0x102/0x170 [ 3142.107057][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.107057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.107057][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.107057][ T10] netlink_unicast+0x449/0x710 [ 3142.107057][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.107057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.107057][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.107057][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.107057][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.107057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.107057][ T10] [ 3142.108844][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3142.108844][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3142.108844][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3142.108844][ T10] ipv6_find_idev+0x102/0x170 [ 3142.108844][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.108844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.108844][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.108844][ T10] netlink_unicast+0x449/0x710 [ 3142.108844][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.108844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.108844][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.108844][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.108844][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.108844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.108844][ T10] [ 3142.110786][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3142.111547][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3142.111547][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.111547][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.111547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.111547][ T10] ip6_route_add+0x1c/0x140 [ 3142.111547][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3142.111547][ T10] inet6_addr_add+0x4f8/0xa40 [ 3142.111547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.111547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.111547][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.111547][ T10] netlink_unicast+0x449/0x710 [ 3142.111547][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.111547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.111547][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.111547][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.111547][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.111547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.111547][ T10] [ 3142.113547][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3142.113547][ T10] netdev_get_by_index+0x5e/0x80 [ 3142.113547][ T10] fib6_nh_init+0x3d8/0x1580 [ 3142.113547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3142.113547][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3142.113547][ T10] ipv6_add_addr+0x411/0x2000 [ 3142.113547][ T10] inet6_addr_add+0x30e/0xa40 [ 3142.113547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3142.113547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.113547][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.113547][ T10] netlink_unicast+0x449/0x710 [ 3142.113547][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.113547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.113547][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.113547][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.113547][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.113547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.113547][ T10] [ 3142.115541][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3142.115541][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3142.115541][ T10] ipv6_find_idev+0x102/0x170 [ 3142.115541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.115541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.115541][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.115541][ T10] netlink_unicast+0x449/0x710 [ 3142.115541][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.115541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.115541][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.115541][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.115541][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.115541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.115541][ T10] [ 3142.117267][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3142.117267][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3142.117267][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3142.117267][ T10] ipv6_find_idev+0x102/0x170 [ 3142.117267][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3142.117267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3142.117267][ T10] netlink_rcv_skb+0x130/0x360 [ 3142.117267][ T10] netlink_unicast+0x449/0x710 [ 3142.117267][ T10] netlink_sendmsg+0x723/0xbe0 [ 3142.117267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3142.117267][ T10] ___sys_sendmsg+0xee/0x170 [ 3142.117267][ T10] __sys_sendmsg+0xcd/0x170 [ 3142.117267][ T10] do_syscall_64+0xc6/0x1e0 [ 3142.117267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3142.117267][ T10] [ 3152.359013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3152.359496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.359496][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3152.359496][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3152.359496][ T10] fib6_nh_init+0xa22/0x1580 [ 3152.359496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.359496][ T10] ip6_route_add+0x1c/0x140 [ 3152.359496][ T10] inet6_rtm_newroute+0x104/0x110 [ 3152.359496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.359496][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.359496][ T10] netlink_unicast+0x449/0x710 [ 3152.359496][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.359496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.359496][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.359496][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.359496][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.359496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.359496][ T10] [ 3152.361463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.361463][ T10] dst_init+0x84/0x4a0 [ 3152.361463][ T10] dst_alloc+0x97/0x150 [ 3152.361463][ T10] ip6_dst_alloc+0x23/0x90 [ 3152.361463][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3152.361463][ T10] ip6_pol_route+0x56f/0x840 [ 3152.361463][ T10] fib6_rule_lookup+0x456/0x630 [ 3152.361463][ T10] ip6_route_input+0x59c/0xa50 [ 3152.361463][ T10] ipv6_rcv+0x397/0x810 [ 3152.361463][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3152.361463][ T10] process_backlog+0x101/0x620 [ 3152.361463][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3152.361463][ T10] net_rx_action+0x495/0xbe0 [ 3152.361463][ T10] __do_softirq+0x1b5/0x7f6 [ 3152.361463][ T10] [ 3152.363134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.363134][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.363134][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.363134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.363134][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3152.363134][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3152.363134][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3152.363134][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3152.363134][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3152.363134][ T10] addrconf_dad_begin+0x310/0x670 [ 3152.363134][ T10] addrconf_dad_work+0x10b/0xab0 [ 3152.363134][ T10] process_one_work+0x84d/0x18a0 [ 3152.363134][ T10] worker_thread+0x587/0xd30 [ 3152.363134][ T10] kthread+0x28a/0x350 [ 3152.363134][ T10] ret_from_fork+0x31/0x70 [ 3152.363134][ T10] ret_from_fork_asm+0x1a/0x30 [ 3152.363134][ T10] [ 3152.365097][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.365097][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.365097][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.365097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.365097][ T10] ip6_route_add+0x1c/0x140 [ 3152.365097][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3152.365097][ T10] inet6_addr_add+0x4f8/0xa40 [ 3152.365097][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.365097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.365097][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.365097][ T10] netlink_unicast+0x449/0x710 [ 3152.365097][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.365097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.365097][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.365097][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.365097][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.365097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.365097][ T10] [ 3152.367149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.367149][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.367149][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.367149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.367149][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3152.367149][ T10] ipv6_add_addr+0x411/0x2000 [ 3152.367149][ T10] inet6_addr_add+0x30e/0xa40 [ 3152.367149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.367149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.367149][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.367149][ T10] netlink_unicast+0x449/0x710 [ 3152.367149][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.367149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.367149][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.367149][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.367149][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.367149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.367149][ T10] [ 3152.369180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.369180][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.369180][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.369180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.369180][ T10] ip6_route_add+0x1c/0x140 [ 3152.369180][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3152.369180][ T10] addrconf_add_dev+0xe2/0x170 [ 3152.369180][ T10] inet6_addr_add+0x12f/0xa40 [ 3152.369180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.369180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.369180][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.369180][ T10] netlink_unicast+0x449/0x710 [ 3152.369180][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.369180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.369180][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.369180][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.369180][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.369180][ T10] [ 3152.371186][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.371186][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3152.371186][ T10] ipv6_find_idev+0x102/0x170 [ 3152.371186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.371186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.371186][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.371186][ T10] netlink_unicast+0x449/0x710 [ 3152.371186][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.371186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.371186][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.371186][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.371186][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.371186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.371186][ T10] [ 3152.372809][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3152.372809][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3152.372809][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3152.372809][ T10] ipv6_find_idev+0x102/0x170 [ 3152.372809][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.372809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.372809][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.372809][ T10] netlink_unicast+0x449/0x710 [ 3152.372809][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.372809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.372809][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.372809][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.372809][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.372809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.372809][ T10] [ 3152.374583][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3152.374882][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3152.374882][ T10] dst_init+0x84/0x4a0 [ 3152.374882][ T10] dst_alloc+0x97/0x150 [ 3152.374882][ T10] ip6_dst_alloc+0x23/0x90 [ 3152.374882][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3152.374882][ T10] ip6_pol_route+0x56f/0x840 [ 3152.374882][ T10] fib6_rule_lookup+0x456/0x630 [ 3152.374882][ T10] ip6_route_input+0x59c/0xa50 [ 3152.374882][ T10] ipv6_rcv+0x397/0x810 [ 3152.374882][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3152.374882][ T10] process_backlog+0x101/0x620 [ 3152.374882][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3152.374882][ T10] net_rx_action+0x495/0xbe0 [ 3152.374882][ T10] __do_softirq+0x1b5/0x7f6 [ 3152.374882][ T10] [ 3152.376557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.376557][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3152.376557][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3152.376557][ T10] fib6_nh_init+0xa22/0x1580 [ 3152.376557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.376557][ T10] ip6_route_add+0x1c/0x140 [ 3152.376557][ T10] inet6_rtm_newroute+0x104/0x110 [ 3152.376557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.376557][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.376557][ T10] netlink_unicast+0x449/0x710 [ 3152.376557][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.376557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.376557][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.376557][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.376557][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.376557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.376557][ T10] [ 3152.378482][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.378482][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.378482][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.378482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.378482][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3152.378482][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3152.378482][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3152.378482][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3152.378482][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3152.378482][ T10] addrconf_dad_begin+0x310/0x670 [ 3152.378482][ T10] addrconf_dad_work+0x10b/0xab0 [ 3152.378482][ T10] process_one_work+0x84d/0x18a0 [ 3152.378482][ T10] worker_thread+0x587/0xd30 [ 3152.378482][ T10] kthread+0x28a/0x350 [ 3152.378482][ T10] ret_from_fork+0x31/0x70 [ 3152.378482][ T10] ret_from_fork_asm+0x1a/0x30 [ 3152.378482][ T10] [ 3152.380423][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.380423][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.380423][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.380423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.380423][ T10] ip6_route_add+0x1c/0x140 [ 3152.380423][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3152.380423][ T10] inet6_addr_add+0x4f8/0xa40 [ 3152.380423][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.380423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.380423][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.380423][ T10] netlink_unicast+0x449/0x710 [ 3152.380423][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.380423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.380423][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.380423][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.380423][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.380423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.380423][ T10] [ 3152.382452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.382452][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.382452][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.382452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.382452][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3152.382452][ T10] ipv6_add_addr+0x411/0x2000 [ 3152.382452][ T10] inet6_addr_add+0x30e/0xa40 [ 3152.382452][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.382452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.382452][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.382452][ T10] netlink_unicast+0x449/0x710 [ 3152.382452][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.382452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.382452][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.382452][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.382452][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.382452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.382452][ T10] [ 3152.384490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.384490][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.384490][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.384490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.384490][ T10] ip6_route_add+0x1c/0x140 [ 3152.384490][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3152.384490][ T10] addrconf_add_dev+0xe2/0x170 [ 3152.384490][ T10] inet6_addr_add+0x12f/0xa40 [ 3152.384490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.384490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.384490][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.384490][ T10] netlink_unicast+0x449/0x710 [ 3152.384490][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.384490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.384490][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.384490][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.384490][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.384490][ T10] [ 3152.386608][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.386608][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3152.386608][ T10] ipv6_find_idev+0x102/0x170 [ 3152.386608][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.386608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.386608][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.386608][ T10] netlink_unicast+0x449/0x710 [ 3152.386608][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.386608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.386608][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.386608][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.386608][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.386608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.386608][ T10] [ 3152.388369][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3152.388369][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3152.388369][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3152.388369][ T10] ipv6_find_idev+0x102/0x170 [ 3152.388369][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.388369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.388369][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.388369][ T10] netlink_unicast+0x449/0x710 [ 3152.388369][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.388369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.388369][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.388369][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.388369][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.388369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.388369][ T10] [ 3152.390353][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3152.390606][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3152.390606][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.390606][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.390606][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.390606][ T10] ip6_route_add+0x1c/0x140 [ 3152.390606][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3152.390606][ T10] inet6_addr_add+0x4f8/0xa40 [ 3152.390606][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.390606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.390606][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.390606][ T10] netlink_unicast+0x449/0x710 [ 3152.390606][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.390606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.390606][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.390606][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.390606][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.390606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.390606][ T10] [ 3152.392882][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3152.392882][ T10] netdev_get_by_index+0x5e/0x80 [ 3152.392882][ T10] fib6_nh_init+0x3d8/0x1580 [ 3152.392882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3152.392882][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3152.392882][ T10] ipv6_add_addr+0x411/0x2000 [ 3152.392882][ T10] inet6_addr_add+0x30e/0xa40 [ 3152.392882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3152.392882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.392882][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.392882][ T10] netlink_unicast+0x449/0x710 [ 3152.392882][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.392882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.392882][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.392882][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.392882][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.392882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.392882][ T10] [ 3152.395155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3152.395155][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3152.395155][ T10] ipv6_find_idev+0x102/0x170 [ 3152.395155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.395155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.395155][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.395155][ T10] netlink_unicast+0x449/0x710 [ 3152.395155][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.395155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.395155][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.395155][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.395155][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.395155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.395155][ T10] [ 3152.396911][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3152.396911][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3152.396911][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3152.396911][ T10] ipv6_find_idev+0x102/0x170 [ 3152.396911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3152.396911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3152.396911][ T10] netlink_rcv_skb+0x130/0x360 [ 3152.396911][ T10] netlink_unicast+0x449/0x710 [ 3152.396911][ T10] netlink_sendmsg+0x723/0xbe0 [ 3152.396911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3152.396911][ T10] ___sys_sendmsg+0xee/0x170 [ 3152.396911][ T10] __sys_sendmsg+0xcd/0x170 [ 3152.396911][ T10] do_syscall_64+0xc6/0x1e0 [ 3152.396911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3152.396911][ T10] [ 3162.471022][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3162.472099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.472099][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3162.472099][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3162.472099][ T10] fib6_nh_init+0xa22/0x1580 [ 3162.472099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.472099][ T10] ip6_route_add+0x1c/0x140 [ 3162.472099][ T10] inet6_rtm_newroute+0x104/0x110 [ 3162.472099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.472099][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.472099][ T10] netlink_unicast+0x449/0x710 [ 3162.472099][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.472099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.472099][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.472099][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.472099][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.472099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.472099][ T10] [ 3162.474049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.474049][ T10] dst_init+0x84/0x4a0 [ 3162.474049][ T10] dst_alloc+0x97/0x150 [ 3162.474049][ T10] ip6_dst_alloc+0x23/0x90 [ 3162.474049][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3162.474049][ T10] ip6_pol_route+0x56f/0x840 [ 3162.474049][ T10] fib6_rule_lookup+0x456/0x630 [ 3162.474049][ T10] ip6_route_input+0x59c/0xa50 [ 3162.474049][ T10] ipv6_rcv+0x397/0x810 [ 3162.474049][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3162.474049][ T10] process_backlog+0x101/0x620 [ 3162.474049][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3162.474049][ T10] net_rx_action+0x495/0xbe0 [ 3162.474049][ T10] __do_softirq+0x1b5/0x7f6 [ 3162.474049][ T10] [ 3162.475748][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.475748][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.475748][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.475748][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.475748][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3162.475748][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3162.475748][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3162.475748][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3162.475748][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3162.475748][ T10] addrconf_dad_begin+0x310/0x670 [ 3162.475748][ T10] addrconf_dad_work+0x10b/0xab0 [ 3162.475748][ T10] process_one_work+0x84d/0x18a0 [ 3162.475748][ T10] worker_thread+0x587/0xd30 [ 3162.475748][ T10] kthread+0x28a/0x350 [ 3162.475748][ T10] ret_from_fork+0x31/0x70 [ 3162.475748][ T10] ret_from_fork_asm+0x1a/0x30 [ 3162.475748][ T10] [ 3162.477702][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.477702][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.477702][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.477702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.477702][ T10] ip6_route_add+0x1c/0x140 [ 3162.477702][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3162.477702][ T10] inet6_addr_add+0x4f8/0xa40 [ 3162.477702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.477702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.477702][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.477702][ T10] netlink_unicast+0x449/0x710 [ 3162.477702][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.477702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.477702][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.477702][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.477702][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.477702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.477702][ T10] [ 3162.479744][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.479744][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.479744][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.479744][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.479744][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3162.479744][ T10] ipv6_add_addr+0x411/0x2000 [ 3162.479744][ T10] inet6_addr_add+0x30e/0xa40 [ 3162.479744][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.479744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.479744][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.479744][ T10] netlink_unicast+0x449/0x710 [ 3162.479744][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.479744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.479744][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.479744][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.479744][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.479744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.479744][ T10] [ 3162.481780][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.481780][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.481780][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.481780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.481780][ T10] ip6_route_add+0x1c/0x140 [ 3162.481780][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3162.481780][ T10] addrconf_add_dev+0xe2/0x170 [ 3162.481780][ T10] inet6_addr_add+0x12f/0xa40 [ 3162.481780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.481780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.481780][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.481780][ T10] netlink_unicast+0x449/0x710 [ 3162.481780][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.481780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.481780][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.481780][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.481780][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.481780][ T10] [ 3162.483778][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.483778][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3162.483778][ T10] ipv6_find_idev+0x102/0x170 [ 3162.483778][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.483778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.483778][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.483778][ T10] netlink_unicast+0x449/0x710 [ 3162.483778][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.483778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.483778][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.483778][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.483778][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.483778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.483778][ T10] [ 3162.485350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3162.485350][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3162.485350][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3162.485350][ T10] ipv6_find_idev+0x102/0x170 [ 3162.485350][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.485350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.485350][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.485350][ T10] netlink_unicast+0x449/0x710 [ 3162.485350][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.485350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.485350][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.485350][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.485350][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.485350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.485350][ T10] [ 3162.487087][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3162.487382][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3162.487382][ T10] dst_init+0x84/0x4a0 [ 3162.487382][ T10] dst_alloc+0x97/0x150 [ 3162.487382][ T10] ip6_dst_alloc+0x23/0x90 [ 3162.487382][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3162.487382][ T10] ip6_pol_route+0x56f/0x840 [ 3162.487382][ T10] fib6_rule_lookup+0x456/0x630 [ 3162.487382][ T10] ip6_route_input+0x59c/0xa50 [ 3162.487382][ T10] ipv6_rcv+0x397/0x810 [ 3162.487382][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3162.487382][ T10] process_backlog+0x101/0x620 [ 3162.487382][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3162.487382][ T10] net_rx_action+0x495/0xbe0 [ 3162.487382][ T10] __do_softirq+0x1b5/0x7f6 [ 3162.487382][ T10] [ 3162.489050][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.489050][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3162.489050][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3162.489050][ T10] fib6_nh_init+0xa22/0x1580 [ 3162.489050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.489050][ T10] ip6_route_add+0x1c/0x140 [ 3162.489050][ T10] inet6_rtm_newroute+0x104/0x110 [ 3162.489050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.489050][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.489050][ T10] netlink_unicast+0x449/0x710 [ 3162.489050][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.489050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.489050][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.489050][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.489050][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.489050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.489050][ T10] [ 3162.490968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.490968][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.490968][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.490968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.490968][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3162.490968][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3162.490968][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3162.490968][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3162.490968][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3162.490968][ T10] addrconf_dad_begin+0x310/0x670 [ 3162.490968][ T10] addrconf_dad_work+0x10b/0xab0 [ 3162.490968][ T10] process_one_work+0x84d/0x18a0 [ 3162.490968][ T10] worker_thread+0x587/0xd30 [ 3162.490968][ T10] kthread+0x28a/0x350 [ 3162.490968][ T10] ret_from_fork+0x31/0x70 [ 3162.490968][ T10] ret_from_fork_asm+0x1a/0x30 [ 3162.490968][ T10] [ 3162.492900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.492900][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.492900][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.492900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.492900][ T10] ip6_route_add+0x1c/0x140 [ 3162.492900][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3162.492900][ T10] inet6_addr_add+0x4f8/0xa40 [ 3162.492900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.492900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.492900][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.492900][ T10] netlink_unicast+0x449/0x710 [ 3162.492900][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.492900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.492900][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.492900][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.492900][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.492900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.492900][ T10] [ 3162.494928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.494928][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.494928][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.494928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.494928][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3162.494928][ T10] ipv6_add_addr+0x411/0x2000 [ 3162.494928][ T10] inet6_addr_add+0x30e/0xa40 [ 3162.494928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.494928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.494928][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.494928][ T10] netlink_unicast+0x449/0x710 [ 3162.494928][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.494928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.494928][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.494928][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.494928][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.494928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.494928][ T10] [ 3162.496950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.496950][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.496950][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.496950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.496950][ T10] ip6_route_add+0x1c/0x140 [ 3162.496950][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3162.496950][ T10] addrconf_add_dev+0xe2/0x170 [ 3162.496950][ T10] inet6_addr_add+0x12f/0xa40 [ 3162.496950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.496950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.496950][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.496950][ T10] netlink_unicast+0x449/0x710 [ 3162.496950][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.496950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.496950][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.496950][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.496950][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.496950][ T10] [ 3162.499159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.499159][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3162.499159][ T10] ipv6_find_idev+0x102/0x170 [ 3162.499159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.499159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.499159][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.499159][ T10] netlink_unicast+0x449/0x710 [ 3162.499159][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.499159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.499159][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.499159][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.499159][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.499159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.499159][ T10] [ 3162.500851][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3162.500851][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3162.500851][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3162.500851][ T10] ipv6_find_idev+0x102/0x170 [ 3162.500851][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.500851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.500851][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.500851][ T10] netlink_unicast+0x449/0x710 [ 3162.500851][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.500851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.500851][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.500851][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.500851][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.500851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.500851][ T10] [ 3162.502885][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3162.503133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3162.503133][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.503133][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.503133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.503133][ T10] ip6_route_add+0x1c/0x140 [ 3162.503133][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3162.503133][ T10] inet6_addr_add+0x4f8/0xa40 [ 3162.503133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.503133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.503133][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.503133][ T10] netlink_unicast+0x449/0x710 [ 3162.503133][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.503133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.503133][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.503133][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.503133][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.503133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.503133][ T10] [ 3162.505410][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3162.505410][ T10] netdev_get_by_index+0x5e/0x80 [ 3162.505410][ T10] fib6_nh_init+0x3d8/0x1580 [ 3162.505410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3162.505410][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3162.505410][ T10] ipv6_add_addr+0x411/0x2000 [ 3162.505410][ T10] inet6_addr_add+0x30e/0xa40 [ 3162.505410][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3162.505410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.505410][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.505410][ T10] netlink_unicast+0x449/0x710 [ 3162.505410][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.505410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.505410][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.505410][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.505410][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.505410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.505410][ T10] [ 3162.507674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3162.507674][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3162.507674][ T10] ipv6_find_idev+0x102/0x170 [ 3162.507674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.507674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.507674][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.507674][ T10] netlink_unicast+0x449/0x710 [ 3162.507674][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.507674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.507674][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.507674][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.507674][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.507674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.507674][ T10] [ 3162.509424][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3162.509424][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3162.509424][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3162.509424][ T10] ipv6_find_idev+0x102/0x170 [ 3162.509424][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3162.509424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3162.509424][ T10] netlink_rcv_skb+0x130/0x360 [ 3162.509424][ T10] netlink_unicast+0x449/0x710 [ 3162.509424][ T10] netlink_sendmsg+0x723/0xbe0 [ 3162.509424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3162.509424][ T10] ___sys_sendmsg+0xee/0x170 [ 3162.509424][ T10] __sys_sendmsg+0xcd/0x170 [ 3162.509424][ T10] do_syscall_64+0xc6/0x1e0 [ 3162.509424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3162.509424][ T10] [ 3172.750950][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3172.751534][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.751534][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3172.751534][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3172.751534][ T10] fib6_nh_init+0xa22/0x1580 [ 3172.751534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.751534][ T10] ip6_route_add+0x1c/0x140 [ 3172.751534][ T10] inet6_rtm_newroute+0x104/0x110 [ 3172.751534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.751534][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.751534][ T10] netlink_unicast+0x449/0x710 [ 3172.751534][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.751534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.751534][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.751534][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.751534][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.751534][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.751534][ T10] [ 3172.754430][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.754430][ T10] dst_init+0x84/0x4a0 [ 3172.754430][ T10] dst_alloc+0x97/0x150 [ 3172.754430][ T10] ip6_dst_alloc+0x23/0x90 [ 3172.754430][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3172.754430][ T10] ip6_pol_route+0x56f/0x840 [ 3172.754430][ T10] fib6_rule_lookup+0x456/0x630 [ 3172.754430][ T10] ip6_route_input+0x59c/0xa50 [ 3172.754430][ T10] ipv6_rcv+0x397/0x810 [ 3172.754430][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3172.754430][ T10] process_backlog+0x101/0x620 [ 3172.754430][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3172.754430][ T10] net_rx_action+0x495/0xbe0 [ 3172.754430][ T10] __do_softirq+0x1b5/0x7f6 [ 3172.754430][ T10] [ 3172.756995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.756995][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.756995][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.756995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.756995][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3172.756995][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3172.756995][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3172.756995][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3172.756995][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3172.756995][ T10] addrconf_dad_begin+0x310/0x670 [ 3172.756995][ T10] addrconf_dad_work+0x10b/0xab0 [ 3172.756995][ T10] process_one_work+0x84d/0x18a0 [ 3172.756995][ T10] worker_thread+0x587/0xd30 [ 3172.756995][ T10] kthread+0x28a/0x350 [ 3172.756995][ T10] ret_from_fork+0x31/0x70 [ 3172.756995][ T10] ret_from_fork_asm+0x1a/0x30 [ 3172.756995][ T10] [ 3172.760047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.760047][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.760047][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.760047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.760047][ T10] ip6_route_add+0x1c/0x140 [ 3172.760047][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3172.760047][ T10] inet6_addr_add+0x4f8/0xa40 [ 3172.760047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.760047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.760047][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.760047][ T10] netlink_unicast+0x449/0x710 [ 3172.760047][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.760047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.760047][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.760047][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.760047][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.760047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.760047][ T10] [ 3172.763261][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.763261][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.763261][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.763261][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.763261][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3172.763261][ T10] ipv6_add_addr+0x411/0x2000 [ 3172.763261][ T10] inet6_addr_add+0x30e/0xa40 [ 3172.763261][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.763261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.763261][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.763261][ T10] netlink_unicast+0x449/0x710 [ 3172.763261][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.763261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.763261][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.763261][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.763261][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.763261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.763261][ T10] [ 3172.766406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.766406][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.766406][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.766406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.766406][ T10] ip6_route_add+0x1c/0x140 [ 3172.766406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3172.766406][ T10] addrconf_add_dev+0xe2/0x170 [ 3172.766406][ T10] inet6_addr_add+0x12f/0xa40 [ 3172.766406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.766406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.766406][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.766406][ T10] netlink_unicast+0x449/0x710 [ 3172.766406][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.766406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.766406][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.766406][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.766406][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.766406][ T10] [ 3172.769460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.769460][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3172.769460][ T10] ipv6_find_idev+0x102/0x170 [ 3172.769460][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.769460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.769460][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.769460][ T10] netlink_unicast+0x449/0x710 [ 3172.769460][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.769460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.769460][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.769460][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.769460][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.769460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.769460][ T10] [ 3172.771820][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3172.771820][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3172.771820][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3172.771820][ T10] ipv6_find_idev+0x102/0x170 [ 3172.771820][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.771820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.771820][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.771820][ T10] netlink_unicast+0x449/0x710 [ 3172.771820][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.771820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.771820][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.771820][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.771820][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.771820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.771820][ T10] [ 3172.774405][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3172.774846][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3172.774846][ T10] dst_init+0x84/0x4a0 [ 3172.774846][ T10] dst_alloc+0x97/0x150 [ 3172.774846][ T10] ip6_dst_alloc+0x23/0x90 [ 3172.774846][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3172.774846][ T10] ip6_pol_route+0x56f/0x840 [ 3172.774846][ T10] fib6_rule_lookup+0x456/0x630 [ 3172.774846][ T10] ip6_route_input+0x59c/0xa50 [ 3172.774846][ T10] ipv6_rcv+0x397/0x810 [ 3172.774846][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3172.774846][ T10] process_backlog+0x101/0x620 [ 3172.774846][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3172.774846][ T10] net_rx_action+0x495/0xbe0 [ 3172.774846][ T10] __do_softirq+0x1b5/0x7f6 [ 3172.774846][ T10] [ 3172.777355][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.777355][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3172.777355][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3172.777355][ T10] fib6_nh_init+0xa22/0x1580 [ 3172.777355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.777355][ T10] ip6_route_add+0x1c/0x140 [ 3172.777355][ T10] inet6_rtm_newroute+0x104/0x110 [ 3172.777355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.777355][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.777355][ T10] netlink_unicast+0x449/0x710 [ 3172.777355][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.777355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.777355][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.777355][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.777355][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.777355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.777355][ T10] [ 3172.780108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.780108][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.780108][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.780108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.780108][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3172.780108][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3172.780108][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3172.780108][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3172.780108][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3172.780108][ T10] addrconf_dad_begin+0x310/0x670 [ 3172.780108][ T10] addrconf_dad_work+0x10b/0xab0 [ 3172.780108][ T10] process_one_work+0x84d/0x18a0 [ 3172.780108][ T10] worker_thread+0x587/0xd30 [ 3172.780108][ T10] kthread+0x28a/0x350 [ 3172.780108][ T10] ret_from_fork+0x31/0x70 [ 3172.780108][ T10] ret_from_fork_asm+0x1a/0x30 [ 3172.780108][ T10] [ 3172.783121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.783121][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.783121][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.783121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.783121][ T10] ip6_route_add+0x1c/0x140 [ 3172.783121][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3172.783121][ T10] inet6_addr_add+0x4f8/0xa40 [ 3172.783121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.783121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.783121][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.783121][ T10] netlink_unicast+0x449/0x710 [ 3172.783121][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.783121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.783121][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.783121][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.783121][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.783121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.783121][ T10] [ 3172.786283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.786283][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.786283][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.786283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.786283][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3172.786283][ T10] ipv6_add_addr+0x411/0x2000 [ 3172.786283][ T10] inet6_addr_add+0x30e/0xa40 [ 3172.786283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.786283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.786283][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.786283][ T10] netlink_unicast+0x449/0x710 [ 3172.786283][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.786283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.786283][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.786283][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.786283][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.786283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.786283][ T10] [ 3172.789406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.789406][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.789406][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.789406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.789406][ T10] ip6_route_add+0x1c/0x140 [ 3172.789406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3172.789406][ T10] addrconf_add_dev+0xe2/0x170 [ 3172.789406][ T10] inet6_addr_add+0x12f/0xa40 [ 3172.789406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.789406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.789406][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.789406][ T10] netlink_unicast+0x449/0x710 [ 3172.789406][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.789406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.789406][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.789406][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.789406][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.789406][ T10] [ 3172.792837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.792837][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3172.792837][ T10] ipv6_find_idev+0x102/0x170 [ 3172.792837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.792837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.792837][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.792837][ T10] netlink_unicast+0x449/0x710 [ 3172.792837][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.792837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.792837][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.792837][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.792837][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.792837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.792837][ T10] [ 3172.795686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3172.795686][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3172.795686][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3172.795686][ T10] ipv6_find_idev+0x102/0x170 [ 3172.795686][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.795686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.795686][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.795686][ T10] netlink_unicast+0x449/0x710 [ 3172.795686][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.795686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.795686][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.795686][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.795686][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.795686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.795686][ T10] [ 3172.798655][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3172.799037][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3172.799037][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.799037][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.799037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.799037][ T10] ip6_route_add+0x1c/0x140 [ 3172.799037][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3172.799037][ T10] inet6_addr_add+0x4f8/0xa40 [ 3172.799037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.799037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.799037][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.799037][ T10] netlink_unicast+0x449/0x710 [ 3172.799037][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.799037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.799037][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.799037][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.799037][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.799037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.799037][ T10] [ 3172.802630][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3172.802630][ T10] netdev_get_by_index+0x5e/0x80 [ 3172.802630][ T10] fib6_nh_init+0x3d8/0x1580 [ 3172.802630][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3172.802630][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3172.802630][ T10] ipv6_add_addr+0x411/0x2000 [ 3172.802630][ T10] inet6_addr_add+0x30e/0xa40 [ 3172.802630][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3172.802630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.802630][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.802630][ T10] netlink_unicast+0x449/0x710 [ 3172.802630][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.802630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.802630][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.802630][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.802630][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.802630][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.802630][ T10] [ 3172.806038][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3172.806038][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3172.806038][ T10] ipv6_find_idev+0x102/0x170 [ 3172.806038][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.806038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.806038][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.806038][ T10] netlink_unicast+0x449/0x710 [ 3172.806038][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.806038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.806038][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.806038][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.806038][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.806038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.806038][ T10] [ 3172.808797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3172.808797][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3172.808797][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3172.808797][ T10] ipv6_find_idev+0x102/0x170 [ 3172.808797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3172.808797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3172.808797][ T10] netlink_rcv_skb+0x130/0x360 [ 3172.808797][ T10] netlink_unicast+0x449/0x710 [ 3172.808797][ T10] netlink_sendmsg+0x723/0xbe0 [ 3172.808797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3172.808797][ T10] ___sys_sendmsg+0xee/0x170 [ 3172.808797][ T10] __sys_sendmsg+0xcd/0x170 [ 3172.808797][ T10] do_syscall_64+0xc6/0x1e0 [ 3172.808797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3172.808797][ T10] [ 3183.046940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3183.047334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.047334][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3183.047334][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3183.047334][ T10] fib6_nh_init+0xa22/0x1580 [ 3183.047334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.047334][ T10] ip6_route_add+0x1c/0x140 [ 3183.047334][ T10] inet6_rtm_newroute+0x104/0x110 [ 3183.047334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.047334][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.047334][ T10] netlink_unicast+0x449/0x710 [ 3183.047334][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.047334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.047334][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.047334][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.047334][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.047334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.047334][ T10] [ 3183.049285][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.049285][ T10] dst_init+0x84/0x4a0 [ 3183.049285][ T10] dst_alloc+0x97/0x150 [ 3183.049285][ T10] ip6_dst_alloc+0x23/0x90 [ 3183.049285][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3183.049285][ T10] ip6_pol_route+0x56f/0x840 [ 3183.049285][ T10] fib6_rule_lookup+0x456/0x630 [ 3183.049285][ T10] ip6_route_input+0x59c/0xa50 [ 3183.049285][ T10] ipv6_rcv+0x397/0x810 [ 3183.049285][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3183.049285][ T10] process_backlog+0x101/0x620 [ 3183.049285][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3183.049285][ T10] net_rx_action+0x495/0xbe0 [ 3183.049285][ T10] __do_softirq+0x1b5/0x7f6 [ 3183.049285][ T10] [ 3183.050952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.050952][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.050952][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.050952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.050952][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3183.050952][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3183.050952][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3183.050952][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3183.050952][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3183.050952][ T10] addrconf_dad_begin+0x310/0x670 [ 3183.050952][ T10] addrconf_dad_work+0x10b/0xab0 [ 3183.050952][ T10] process_one_work+0x84d/0x18a0 [ 3183.050952][ T10] worker_thread+0x587/0xd30 [ 3183.050952][ T10] kthread+0x28a/0x350 [ 3183.050952][ T10] ret_from_fork+0x31/0x70 [ 3183.050952][ T10] ret_from_fork_asm+0x1a/0x30 [ 3183.050952][ T10] [ 3183.052865][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.052865][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.052865][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.052865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.052865][ T10] ip6_route_add+0x1c/0x140 [ 3183.052865][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3183.052865][ T10] inet6_addr_add+0x4f8/0xa40 [ 3183.052865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.052865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.052865][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.052865][ T10] netlink_unicast+0x449/0x710 [ 3183.052865][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.052865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.052865][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.052865][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.052865][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.052865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.052865][ T10] [ 3183.054872][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.054872][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.054872][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.054872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.054872][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3183.054872][ T10] ipv6_add_addr+0x411/0x2000 [ 3183.054872][ T10] inet6_addr_add+0x30e/0xa40 [ 3183.054872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.054872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.054872][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.054872][ T10] netlink_unicast+0x449/0x710 [ 3183.054872][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.054872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.054872][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.054872][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.054872][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.054872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.054872][ T10] [ 3183.056890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.056890][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.056890][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.056890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.056890][ T10] ip6_route_add+0x1c/0x140 [ 3183.056890][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3183.056890][ T10] addrconf_add_dev+0xe2/0x170 [ 3183.056890][ T10] inet6_addr_add+0x12f/0xa40 [ 3183.056890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.056890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.056890][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.056890][ T10] netlink_unicast+0x449/0x710 [ 3183.056890][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.056890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.056890][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.056890][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.056890][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.056890][ T10] [ 3183.058858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.058858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3183.058858][ T10] ipv6_find_idev+0x102/0x170 [ 3183.058858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.058858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.058858][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.058858][ T10] netlink_unicast+0x449/0x710 [ 3183.058858][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.058858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.058858][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.058858][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.058858][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.058858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.058858][ T10] [ 3183.060428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3183.060428][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3183.060428][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3183.060428][ T10] ipv6_find_idev+0x102/0x170 [ 3183.060428][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.060428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.060428][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.060428][ T10] netlink_unicast+0x449/0x710 [ 3183.060428][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.060428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.060428][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.060428][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.060428][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.060428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.060428][ T10] [ 3183.062143][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3183.062415][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3183.062415][ T10] dst_init+0x84/0x4a0 [ 3183.062415][ T10] dst_alloc+0x97/0x150 [ 3183.062415][ T10] ip6_dst_alloc+0x23/0x90 [ 3183.062415][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3183.062415][ T10] ip6_pol_route+0x56f/0x840 [ 3183.062415][ T10] fib6_rule_lookup+0x456/0x630 [ 3183.062415][ T10] ip6_route_input+0x59c/0xa50 [ 3183.062415][ T10] ipv6_rcv+0x397/0x810 [ 3183.062415][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3183.062415][ T10] process_backlog+0x101/0x620 [ 3183.062415][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3183.062415][ T10] net_rx_action+0x495/0xbe0 [ 3183.062415][ T10] __do_softirq+0x1b5/0x7f6 [ 3183.062415][ T10] [ 3183.064071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.064071][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3183.064071][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3183.064071][ T10] fib6_nh_init+0xa22/0x1580 [ 3183.064071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.064071][ T10] ip6_route_add+0x1c/0x140 [ 3183.064071][ T10] inet6_rtm_newroute+0x104/0x110 [ 3183.064071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.064071][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.064071][ T10] netlink_unicast+0x449/0x710 [ 3183.064071][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.064071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.064071][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.064071][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.064071][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.064071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.064071][ T10] [ 3183.065969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.065969][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.065969][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.065969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.065969][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3183.065969][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3183.065969][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3183.065969][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3183.065969][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3183.065969][ T10] addrconf_dad_begin+0x310/0x670 [ 3183.065969][ T10] addrconf_dad_work+0x10b/0xab0 [ 3183.065969][ T10] process_one_work+0x84d/0x18a0 [ 3183.065969][ T10] worker_thread+0x587/0xd30 [ 3183.065969][ T10] kthread+0x28a/0x350 [ 3183.065969][ T10] ret_from_fork+0x31/0x70 [ 3183.065969][ T10] ret_from_fork_asm+0x1a/0x30 [ 3183.065969][ T10] [ 3183.067878][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.067878][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.067878][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.067878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.067878][ T10] ip6_route_add+0x1c/0x140 [ 3183.067878][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3183.067878][ T10] inet6_addr_add+0x4f8/0xa40 [ 3183.067878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.067878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.067878][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.067878][ T10] netlink_unicast+0x449/0x710 [ 3183.067878][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.067878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.067878][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.067878][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.067878][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.067878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.067878][ T10] [ 3183.069883][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.069883][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.069883][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.069883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.069883][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3183.069883][ T10] ipv6_add_addr+0x411/0x2000 [ 3183.069883][ T10] inet6_addr_add+0x30e/0xa40 [ 3183.069883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.069883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.069883][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.069883][ T10] netlink_unicast+0x449/0x710 [ 3183.069883][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.069883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.069883][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.069883][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.069883][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.069883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.069883][ T10] [ 3183.071883][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.071883][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.071883][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.071883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.071883][ T10] ip6_route_add+0x1c/0x140 [ 3183.071883][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3183.071883][ T10] addrconf_add_dev+0xe2/0x170 [ 3183.071883][ T10] inet6_addr_add+0x12f/0xa40 [ 3183.071883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.071883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.071883][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.071883][ T10] netlink_unicast+0x449/0x710 [ 3183.071883][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.071883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.071883][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.071883][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.071883][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.071883][ T10] [ 3183.073914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.073914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3183.073914][ T10] ipv6_find_idev+0x102/0x170 [ 3183.073914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.073914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.073914][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.073914][ T10] netlink_unicast+0x449/0x710 [ 3183.073914][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.073914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.073914][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.073914][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.073914][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.073914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.073914][ T10] [ 3183.075520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3183.075520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3183.075520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3183.075520][ T10] ipv6_find_idev+0x102/0x170 [ 3183.075520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.075520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.075520][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.075520][ T10] netlink_unicast+0x449/0x710 [ 3183.075520][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.075520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.075520][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.075520][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.075520][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.075520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.075520][ T10] [ 3183.077349][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3183.077595][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3183.077595][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.077595][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.077595][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.077595][ T10] ip6_route_add+0x1c/0x140 [ 3183.077595][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3183.077595][ T10] inet6_addr_add+0x4f8/0xa40 [ 3183.077595][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.077595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.077595][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.077595][ T10] netlink_unicast+0x449/0x710 [ 3183.077595][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.077595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.077595][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.077595][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.077595][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.077595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.077595][ T10] [ 3183.079670][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3183.079670][ T10] netdev_get_by_index+0x5e/0x80 [ 3183.079670][ T10] fib6_nh_init+0x3d8/0x1580 [ 3183.079670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3183.079670][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3183.079670][ T10] ipv6_add_addr+0x411/0x2000 [ 3183.079670][ T10] inet6_addr_add+0x30e/0xa40 [ 3183.079670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3183.079670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.079670][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.079670][ T10] netlink_unicast+0x449/0x710 [ 3183.079670][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.079670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.079670][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.079670][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.079670][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.079670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.079670][ T10] [ 3183.081821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3183.081821][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3183.081821][ T10] ipv6_find_idev+0x102/0x170 [ 3183.081821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.081821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.081821][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.081821][ T10] netlink_unicast+0x449/0x710 [ 3183.081821][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.081821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.081821][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.081821][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.081821][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.081821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.081821][ T10] [ 3183.083432][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3183.083432][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3183.083432][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3183.083432][ T10] ipv6_find_idev+0x102/0x170 [ 3183.083432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3183.083432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3183.083432][ T10] netlink_rcv_skb+0x130/0x360 [ 3183.083432][ T10] netlink_unicast+0x449/0x710 [ 3183.083432][ T10] netlink_sendmsg+0x723/0xbe0 [ 3183.083432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3183.083432][ T10] ___sys_sendmsg+0xee/0x170 [ 3183.083432][ T10] __sys_sendmsg+0xcd/0x170 [ 3183.083432][ T10] do_syscall_64+0xc6/0x1e0 [ 3183.083432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3183.083432][ T10] [ 3193.198978][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3193.199472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.199472][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3193.199472][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3193.199472][ T10] fib6_nh_init+0xa22/0x1580 [ 3193.199472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.199472][ T10] ip6_route_add+0x1c/0x140 [ 3193.199472][ T10] inet6_rtm_newroute+0x104/0x110 [ 3193.199472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.199472][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.199472][ T10] netlink_unicast+0x449/0x710 [ 3193.199472][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.199472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.199472][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.199472][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.199472][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.199472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.199472][ T10] [ 3193.201439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.201439][ T10] dst_init+0x84/0x4a0 [ 3193.201439][ T10] dst_alloc+0x97/0x150 [ 3193.201439][ T10] ip6_dst_alloc+0x23/0x90 [ 3193.201439][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3193.201439][ T10] ip6_pol_route+0x56f/0x840 [ 3193.201439][ T10] fib6_rule_lookup+0x456/0x630 [ 3193.201439][ T10] ip6_route_input+0x59c/0xa50 [ 3193.201439][ T10] ipv6_rcv+0x397/0x810 [ 3193.201439][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3193.201439][ T10] process_backlog+0x101/0x620 [ 3193.201439][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3193.201439][ T10] net_rx_action+0x495/0xbe0 [ 3193.201439][ T10] __do_softirq+0x1b5/0x7f6 [ 3193.201439][ T10] [ 3193.203153][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.203153][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.203153][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.203153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.203153][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3193.203153][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3193.203153][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3193.203153][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3193.203153][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3193.203153][ T10] addrconf_dad_begin+0x310/0x670 [ 3193.203153][ T10] addrconf_dad_work+0x10b/0xab0 [ 3193.203153][ T10] process_one_work+0x84d/0x18a0 [ 3193.203153][ T10] worker_thread+0x587/0xd30 [ 3193.203153][ T10] kthread+0x28a/0x350 [ 3193.203153][ T10] ret_from_fork+0x31/0x70 [ 3193.203153][ T10] ret_from_fork_asm+0x1a/0x30 [ 3193.203153][ T10] [ 3193.205096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.205096][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.205096][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.205096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.205096][ T10] ip6_route_add+0x1c/0x140 [ 3193.205096][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3193.205096][ T10] inet6_addr_add+0x4f8/0xa40 [ 3193.205096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.205096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.205096][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.205096][ T10] netlink_unicast+0x449/0x710 [ 3193.205096][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.205096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.205096][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.205096][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.205096][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.205096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.205096][ T10] [ 3193.207133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.207133][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.207133][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.207133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.207133][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3193.207133][ T10] ipv6_add_addr+0x411/0x2000 [ 3193.207133][ T10] inet6_addr_add+0x30e/0xa40 [ 3193.207133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.207133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.207133][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.207133][ T10] netlink_unicast+0x449/0x710 [ 3193.207133][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.207133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.207133][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.207133][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.207133][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.207133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.207133][ T10] [ 3193.209165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.209165][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.209165][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.209165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.209165][ T10] ip6_route_add+0x1c/0x140 [ 3193.209165][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3193.209165][ T10] addrconf_add_dev+0xe2/0x170 [ 3193.209165][ T10] inet6_addr_add+0x12f/0xa40 [ 3193.209165][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.209165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.209165][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.209165][ T10] netlink_unicast+0x449/0x710 [ 3193.209165][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.209165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.209165][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.209165][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.209165][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.209165][ T10] [ 3193.211173][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.211173][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3193.211173][ T10] ipv6_find_idev+0x102/0x170 [ 3193.211173][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.211173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.211173][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.211173][ T10] netlink_unicast+0x449/0x710 [ 3193.211173][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.211173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.211173][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.211173][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.211173][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.211173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.211173][ T10] [ 3193.212733][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3193.212733][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3193.212733][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3193.212733][ T10] ipv6_find_idev+0x102/0x170 [ 3193.212733][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.212733][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.212733][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.212733][ T10] netlink_unicast+0x449/0x710 [ 3193.212733][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.212733][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.212733][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.212733][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.212733][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.212733][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.212733][ T10] [ 3193.214490][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3193.214781][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3193.214781][ T10] dst_init+0x84/0x4a0 [ 3193.214781][ T10] dst_alloc+0x97/0x150 [ 3193.214781][ T10] ip6_dst_alloc+0x23/0x90 [ 3193.214781][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3193.214781][ T10] ip6_pol_route+0x56f/0x840 [ 3193.214781][ T10] fib6_rule_lookup+0x456/0x630 [ 3193.214781][ T10] ip6_route_input+0x59c/0xa50 [ 3193.214781][ T10] ipv6_rcv+0x397/0x810 [ 3193.214781][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3193.214781][ T10] process_backlog+0x101/0x620 [ 3193.214781][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3193.214781][ T10] net_rx_action+0x495/0xbe0 [ 3193.214781][ T10] __do_softirq+0x1b5/0x7f6 [ 3193.214781][ T10] [ 3193.216452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.216452][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3193.216452][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3193.216452][ T10] fib6_nh_init+0xa22/0x1580 [ 3193.216452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.216452][ T10] ip6_route_add+0x1c/0x140 [ 3193.216452][ T10] inet6_rtm_newroute+0x104/0x110 [ 3193.216452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.216452][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.216452][ T10] netlink_unicast+0x449/0x710 [ 3193.216452][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.216452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.216452][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.216452][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.216452][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.216452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.216452][ T10] [ 3193.218386][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.218386][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.218386][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.218386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.218386][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3193.218386][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3193.218386][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3193.218386][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3193.218386][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3193.218386][ T10] addrconf_dad_begin+0x310/0x670 [ 3193.218386][ T10] addrconf_dad_work+0x10b/0xab0 [ 3193.218386][ T10] process_one_work+0x84d/0x18a0 [ 3193.218386][ T10] worker_thread+0x587/0xd30 [ 3193.218386][ T10] kthread+0x28a/0x350 [ 3193.218386][ T10] ret_from_fork+0x31/0x70 [ 3193.218386][ T10] ret_from_fork_asm+0x1a/0x30 [ 3193.218386][ T10] [ 3193.220361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.220361][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.220361][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.220361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.220361][ T10] ip6_route_add+0x1c/0x140 [ 3193.220361][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3193.220361][ T10] inet6_addr_add+0x4f8/0xa40 [ 3193.220361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.220361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.220361][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.220361][ T10] netlink_unicast+0x449/0x710 [ 3193.220361][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.220361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.220361][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.220361][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.220361][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.220361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.220361][ T10] [ 3193.222406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.222406][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.222406][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.222406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.222406][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3193.222406][ T10] ipv6_add_addr+0x411/0x2000 [ 3193.222406][ T10] inet6_addr_add+0x30e/0xa40 [ 3193.222406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.222406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.222406][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.222406][ T10] netlink_unicast+0x449/0x710 [ 3193.222406][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.222406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.222406][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.222406][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.222406][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.222406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.222406][ T10] [ 3193.224441][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.224441][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.224441][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.224441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.224441][ T10] ip6_route_add+0x1c/0x140 [ 3193.224441][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3193.224441][ T10] addrconf_add_dev+0xe2/0x170 [ 3193.224441][ T10] inet6_addr_add+0x12f/0xa40 [ 3193.224441][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.224441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.224441][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.224441][ T10] netlink_unicast+0x449/0x710 [ 3193.224441][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.224441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.224441][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.224441][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.224441][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.224441][ T10] [ 3193.226642][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.226642][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3193.226642][ T10] ipv6_find_idev+0x102/0x170 [ 3193.226642][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.226642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.226642][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.226642][ T10] netlink_unicast+0x449/0x710 [ 3193.226642][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.226642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.226642][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.226642][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.226642][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.226642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.226642][ T10] [ 3193.228384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3193.228384][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3193.228384][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3193.228384][ T10] ipv6_find_idev+0x102/0x170 [ 3193.228384][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.228384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.228384][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.228384][ T10] netlink_unicast+0x449/0x710 [ 3193.228384][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.228384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.228384][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.228384][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.228384][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.228384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.228384][ T10] [ 3193.230358][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3193.230604][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3193.230604][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.230604][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.230604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.230604][ T10] ip6_route_add+0x1c/0x140 [ 3193.230604][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3193.230604][ T10] inet6_addr_add+0x4f8/0xa40 [ 3193.230604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.230604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.230604][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.230604][ T10] netlink_unicast+0x449/0x710 [ 3193.230604][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.230604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.230604][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.230604][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.230604][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.230604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.230604][ T10] [ 3193.232878][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3193.232878][ T10] netdev_get_by_index+0x5e/0x80 [ 3193.232878][ T10] fib6_nh_init+0x3d8/0x1580 [ 3193.232878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3193.232878][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3193.232878][ T10] ipv6_add_addr+0x411/0x2000 [ 3193.232878][ T10] inet6_addr_add+0x30e/0xa40 [ 3193.232878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3193.232878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.232878][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.232878][ T10] netlink_unicast+0x449/0x710 [ 3193.232878][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.232878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.232878][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.232878][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.232878][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.232878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.232878][ T10] [ 3193.235156][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3193.235156][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3193.235156][ T10] ipv6_find_idev+0x102/0x170 [ 3193.235156][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.235156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.235156][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.235156][ T10] netlink_unicast+0x449/0x710 [ 3193.235156][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.235156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.235156][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.235156][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.235156][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.235156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.235156][ T10] [ 3193.236965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3193.236965][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3193.236965][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3193.236965][ T10] ipv6_find_idev+0x102/0x170 [ 3193.236965][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3193.236965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3193.236965][ T10] netlink_rcv_skb+0x130/0x360 [ 3193.236965][ T10] netlink_unicast+0x449/0x710 [ 3193.236965][ T10] netlink_sendmsg+0x723/0xbe0 [ 3193.236965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3193.236965][ T10] ___sys_sendmsg+0xee/0x170 [ 3193.236965][ T10] __sys_sendmsg+0xcd/0x170 [ 3193.236965][ T10] do_syscall_64+0xc6/0x1e0 [ 3193.236965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3193.236965][ T10] [ 3203.478968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3203.479463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.479463][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3203.479463][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3203.479463][ T10] fib6_nh_init+0xa22/0x1580 [ 3203.479463][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.479463][ T10] ip6_route_add+0x1c/0x140 [ 3203.479463][ T10] inet6_rtm_newroute+0x104/0x110 [ 3203.479463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.479463][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.479463][ T10] netlink_unicast+0x449/0x710 [ 3203.479463][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.479463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.479463][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.479463][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.479463][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.479463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.479463][ T10] [ 3203.481430][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.481430][ T10] dst_init+0x84/0x4a0 [ 3203.481430][ T10] dst_alloc+0x97/0x150 [ 3203.481430][ T10] ip6_dst_alloc+0x23/0x90 [ 3203.481430][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3203.481430][ T10] ip6_pol_route+0x56f/0x840 [ 3203.481430][ T10] fib6_rule_lookup+0x456/0x630 [ 3203.481430][ T10] ip6_route_input+0x59c/0xa50 [ 3203.481430][ T10] ipv6_rcv+0x397/0x810 [ 3203.481430][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3203.481430][ T10] process_backlog+0x101/0x620 [ 3203.481430][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3203.481430][ T10] net_rx_action+0x495/0xbe0 [ 3203.481430][ T10] __do_softirq+0x1b5/0x7f6 [ 3203.481430][ T10] [ 3203.483114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.483114][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.483114][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.483114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.483114][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3203.483114][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3203.483114][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3203.483114][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3203.483114][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3203.483114][ T10] addrconf_dad_begin+0x310/0x670 [ 3203.483114][ T10] addrconf_dad_work+0x10b/0xab0 [ 3203.483114][ T10] process_one_work+0x84d/0x18a0 [ 3203.483114][ T10] worker_thread+0x587/0xd30 [ 3203.483114][ T10] kthread+0x28a/0x350 [ 3203.483114][ T10] ret_from_fork+0x31/0x70 [ 3203.483114][ T10] ret_from_fork_asm+0x1a/0x30 [ 3203.483114][ T10] [ 3203.485055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.485055][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.485055][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.485055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.485055][ T10] ip6_route_add+0x1c/0x140 [ 3203.485055][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3203.485055][ T10] inet6_addr_add+0x4f8/0xa40 [ 3203.485055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.485055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.485055][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.485055][ T10] netlink_unicast+0x449/0x710 [ 3203.485055][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.485055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.485055][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.485055][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.485055][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.485055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.485055][ T10] [ 3203.487113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.487113][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.487113][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.487113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.487113][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3203.487113][ T10] ipv6_add_addr+0x411/0x2000 [ 3203.487113][ T10] inet6_addr_add+0x30e/0xa40 [ 3203.487113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.487113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.487113][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.487113][ T10] netlink_unicast+0x449/0x710 [ 3203.487113][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.487113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.487113][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.487113][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.487113][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.487113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.487113][ T10] [ 3203.489150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.489150][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.489150][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.489150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.489150][ T10] ip6_route_add+0x1c/0x140 [ 3203.489150][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3203.489150][ T10] addrconf_add_dev+0xe2/0x170 [ 3203.489150][ T10] inet6_addr_add+0x12f/0xa40 [ 3203.489150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.489150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.489150][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.489150][ T10] netlink_unicast+0x449/0x710 [ 3203.489150][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.489150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.489150][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.489150][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.489150][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.489150][ T10] [ 3203.491243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.491243][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3203.491243][ T10] ipv6_find_idev+0x102/0x170 [ 3203.491243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.491243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.491243][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.491243][ T10] netlink_unicast+0x449/0x710 [ 3203.491243][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.491243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.491243][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.491243][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.491243][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.491243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.491243][ T10] [ 3203.492849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3203.492849][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3203.492849][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3203.492849][ T10] ipv6_find_idev+0x102/0x170 [ 3203.492849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.492849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.492849][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.492849][ T10] netlink_unicast+0x449/0x710 [ 3203.492849][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.492849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.492849][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.492849][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.492849][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.492849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.492849][ T10] [ 3203.495123][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3203.495409][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3203.495409][ T10] dst_init+0x84/0x4a0 [ 3203.495409][ T10] dst_alloc+0x97/0x150 [ 3203.495409][ T10] ip6_dst_alloc+0x23/0x90 [ 3203.495409][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3203.495409][ T10] ip6_pol_route+0x56f/0x840 [ 3203.495409][ T10] fib6_rule_lookup+0x456/0x630 [ 3203.495409][ T10] ip6_route_input+0x59c/0xa50 [ 3203.495409][ T10] ipv6_rcv+0x397/0x810 [ 3203.495409][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3203.495409][ T10] process_backlog+0x101/0x620 [ 3203.495409][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3203.495409][ T10] net_rx_action+0x495/0xbe0 [ 3203.495409][ T10] __do_softirq+0x1b5/0x7f6 [ 3203.495409][ T10] [ 3203.497089][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.497089][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3203.497089][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3203.497089][ T10] fib6_nh_init+0xa22/0x1580 [ 3203.497089][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.497089][ T10] ip6_route_add+0x1c/0x140 [ 3203.497089][ T10] inet6_rtm_newroute+0x104/0x110 [ 3203.497089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.497089][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.497089][ T10] netlink_unicast+0x449/0x710 [ 3203.497089][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.497089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.497089][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.497089][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.497089][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.497089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.497089][ T10] [ 3203.499002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.499002][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.499002][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.499002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.499002][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3203.499002][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3203.499002][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3203.499002][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3203.499002][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3203.499002][ T10] addrconf_dad_begin+0x310/0x670 [ 3203.499002][ T10] addrconf_dad_work+0x10b/0xab0 [ 3203.499002][ T10] process_one_work+0x84d/0x18a0 [ 3203.499002][ T10] worker_thread+0x587/0xd30 [ 3203.499002][ T10] kthread+0x28a/0x350 [ 3203.499002][ T10] ret_from_fork+0x31/0x70 [ 3203.499002][ T10] ret_from_fork_asm+0x1a/0x30 [ 3203.499002][ T10] [ 3203.500955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.500955][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.500955][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.500955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.500955][ T10] ip6_route_add+0x1c/0x140 [ 3203.500955][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3203.500955][ T10] inet6_addr_add+0x4f8/0xa40 [ 3203.500955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.500955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.500955][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.500955][ T10] netlink_unicast+0x449/0x710 [ 3203.500955][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.500955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.500955][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.500955][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.500955][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.500955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.500955][ T10] [ 3203.502982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.502982][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.502982][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.502982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.502982][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3203.502982][ T10] ipv6_add_addr+0x411/0x2000 [ 3203.502982][ T10] inet6_addr_add+0x30e/0xa40 [ 3203.502982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.502982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.502982][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.502982][ T10] netlink_unicast+0x449/0x710 [ 3203.502982][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.502982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.502982][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.502982][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.502982][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.502982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.502982][ T10] [ 3203.505011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.505011][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.505011][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.505011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.505011][ T10] ip6_route_add+0x1c/0x140 [ 3203.505011][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3203.505011][ T10] addrconf_add_dev+0xe2/0x170 [ 3203.505011][ T10] inet6_addr_add+0x12f/0xa40 [ 3203.505011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.505011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.505011][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.505011][ T10] netlink_unicast+0x449/0x710 [ 3203.505011][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.505011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.505011][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.505011][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.505011][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.505011][ T10] [ 3203.507199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.507199][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3203.507199][ T10] ipv6_find_idev+0x102/0x170 [ 3203.507199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.507199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.507199][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.507199][ T10] netlink_unicast+0x449/0x710 [ 3203.507199][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.507199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.507199][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.507199][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.507199][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.507199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.507199][ T10] [ 3203.508890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3203.508890][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3203.508890][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3203.508890][ T10] ipv6_find_idev+0x102/0x170 [ 3203.508890][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.508890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.508890][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.508890][ T10] netlink_unicast+0x449/0x710 [ 3203.508890][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.508890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.508890][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.508890][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.508890][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.508890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.508890][ T10] [ 3203.510920][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3203.511164][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3203.511164][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.511164][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.511164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.511164][ T10] ip6_route_add+0x1c/0x140 [ 3203.511164][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3203.511164][ T10] inet6_addr_add+0x4f8/0xa40 [ 3203.511164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.511164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.511164][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.511164][ T10] netlink_unicast+0x449/0x710 [ 3203.511164][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.511164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.511164][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.511164][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.511164][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.511164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.511164][ T10] [ 3203.513434][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3203.513434][ T10] netdev_get_by_index+0x5e/0x80 [ 3203.513434][ T10] fib6_nh_init+0x3d8/0x1580 [ 3203.513434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3203.513434][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3203.513434][ T10] ipv6_add_addr+0x411/0x2000 [ 3203.513434][ T10] inet6_addr_add+0x30e/0xa40 [ 3203.513434][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3203.513434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.513434][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.513434][ T10] netlink_unicast+0x449/0x710 [ 3203.513434][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.513434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.513434][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.513434][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.513434][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.513434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.513434][ T10] [ 3203.515725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3203.515725][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3203.515725][ T10] ipv6_find_idev+0x102/0x170 [ 3203.515725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.515725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.515725][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.515725][ T10] netlink_unicast+0x449/0x710 [ 3203.515725][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.515725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.515725][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.515725][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.515725][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.515725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.515725][ T10] [ 3203.517475][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3203.517475][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3203.517475][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3203.517475][ T10] ipv6_find_idev+0x102/0x170 [ 3203.517475][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3203.517475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3203.517475][ T10] netlink_rcv_skb+0x130/0x360 [ 3203.517475][ T10] netlink_unicast+0x449/0x710 [ 3203.517475][ T10] netlink_sendmsg+0x723/0xbe0 [ 3203.517475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3203.517475][ T10] ___sys_sendmsg+0xee/0x170 [ 3203.517475][ T10] __sys_sendmsg+0xcd/0x170 [ 3203.517475][ T10] do_syscall_64+0xc6/0x1e0 [ 3203.517475][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3203.517475][ T10] [ 3213.758939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3213.759424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.759424][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3213.759424][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3213.759424][ T10] fib6_nh_init+0xa22/0x1580 [ 3213.759424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.759424][ T10] ip6_route_add+0x1c/0x140 [ 3213.759424][ T10] inet6_rtm_newroute+0x104/0x110 [ 3213.759424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.759424][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.759424][ T10] netlink_unicast+0x449/0x710 [ 3213.759424][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.759424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.759424][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.759424][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.759424][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.759424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.759424][ T10] [ 3213.761379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.761379][ T10] dst_init+0x84/0x4a0 [ 3213.761379][ T10] dst_alloc+0x97/0x150 [ 3213.761379][ T10] ip6_dst_alloc+0x23/0x90 [ 3213.761379][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3213.761379][ T10] ip6_pol_route+0x56f/0x840 [ 3213.761379][ T10] fib6_rule_lookup+0x456/0x630 [ 3213.761379][ T10] ip6_route_input+0x59c/0xa50 [ 3213.761379][ T10] ipv6_rcv+0x397/0x810 [ 3213.761379][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3213.761379][ T10] process_backlog+0x101/0x620 [ 3213.761379][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3213.761379][ T10] net_rx_action+0x495/0xbe0 [ 3213.761379][ T10] __do_softirq+0x1b5/0x7f6 [ 3213.761379][ T10] [ 3213.763050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.763050][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.763050][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.763050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.763050][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3213.763050][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3213.763050][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3213.763050][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3213.763050][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3213.763050][ T10] addrconf_dad_begin+0x310/0x670 [ 3213.763050][ T10] addrconf_dad_work+0x10b/0xab0 [ 3213.763050][ T10] process_one_work+0x84d/0x18a0 [ 3213.763050][ T10] worker_thread+0x587/0xd30 [ 3213.763050][ T10] kthread+0x28a/0x350 [ 3213.763050][ T10] ret_from_fork+0x31/0x70 [ 3213.763050][ T10] ret_from_fork_asm+0x1a/0x30 [ 3213.763050][ T10] [ 3213.765003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.765003][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.765003][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.765003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.765003][ T10] ip6_route_add+0x1c/0x140 [ 3213.765003][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3213.765003][ T10] inet6_addr_add+0x4f8/0xa40 [ 3213.765003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.765003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.765003][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.765003][ T10] netlink_unicast+0x449/0x710 [ 3213.765003][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.765003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.765003][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.765003][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.765003][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.765003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.765003][ T10] [ 3213.767045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.767045][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.767045][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.767045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.767045][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3213.767045][ T10] ipv6_add_addr+0x411/0x2000 [ 3213.767045][ T10] inet6_addr_add+0x30e/0xa40 [ 3213.767045][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.767045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.767045][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.767045][ T10] netlink_unicast+0x449/0x710 [ 3213.767045][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.767045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.767045][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.767045][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.767045][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.767045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.767045][ T10] [ 3213.769078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.769078][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.769078][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.769078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.769078][ T10] ip6_route_add+0x1c/0x140 [ 3213.769078][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3213.769078][ T10] addrconf_add_dev+0xe2/0x170 [ 3213.769078][ T10] inet6_addr_add+0x12f/0xa40 [ 3213.769078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.769078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.769078][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.769078][ T10] netlink_unicast+0x449/0x710 [ 3213.769078][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.769078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.769078][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.769078][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.769078][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.769078][ T10] [ 3213.771459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.771459][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3213.771459][ T10] ipv6_find_idev+0x102/0x170 [ 3213.771459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.771459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.771459][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.771459][ T10] netlink_unicast+0x449/0x710 [ 3213.771459][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.771459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.771459][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.771459][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.771459][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.771459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.771459][ T10] [ 3213.773028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3213.773028][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3213.773028][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3213.773028][ T10] ipv6_find_idev+0x102/0x170 [ 3213.773028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.773028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.773028][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.773028][ T10] netlink_unicast+0x449/0x710 [ 3213.773028][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.773028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.773028][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.773028][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.773028][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.773028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.773028][ T10] [ 3213.774771][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3213.775060][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3213.775060][ T10] dst_init+0x84/0x4a0 [ 3213.775060][ T10] dst_alloc+0x97/0x150 [ 3213.775060][ T10] ip6_dst_alloc+0x23/0x90 [ 3213.775060][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3213.775060][ T10] ip6_pol_route+0x56f/0x840 [ 3213.775060][ T10] fib6_rule_lookup+0x456/0x630 [ 3213.775060][ T10] ip6_route_input+0x59c/0xa50 [ 3213.775060][ T10] ipv6_rcv+0x397/0x810 [ 3213.775060][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3213.775060][ T10] process_backlog+0x101/0x620 [ 3213.775060][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3213.775060][ T10] net_rx_action+0x495/0xbe0 [ 3213.775060][ T10] __do_softirq+0x1b5/0x7f6 [ 3213.775060][ T10] [ 3213.776731][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.776731][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3213.776731][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3213.776731][ T10] fib6_nh_init+0xa22/0x1580 [ 3213.776731][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.776731][ T10] ip6_route_add+0x1c/0x140 [ 3213.776731][ T10] inet6_rtm_newroute+0x104/0x110 [ 3213.776731][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.776731][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.776731][ T10] netlink_unicast+0x449/0x710 [ 3213.776731][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.776731][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.776731][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.776731][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.776731][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.776731][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.776731][ T10] [ 3213.778640][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.778640][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.778640][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.778640][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.778640][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3213.778640][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3213.778640][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3213.778640][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3213.778640][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3213.778640][ T10] addrconf_dad_begin+0x310/0x670 [ 3213.778640][ T10] addrconf_dad_work+0x10b/0xab0 [ 3213.778640][ T10] process_one_work+0x84d/0x18a0 [ 3213.778640][ T10] worker_thread+0x587/0xd30 [ 3213.778640][ T10] kthread+0x28a/0x350 [ 3213.778640][ T10] ret_from_fork+0x31/0x70 [ 3213.778640][ T10] ret_from_fork_asm+0x1a/0x30 [ 3213.778640][ T10] [ 3213.780673][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.780673][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.780673][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.780673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.780673][ T10] ip6_route_add+0x1c/0x140 [ 3213.780673][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3213.780673][ T10] inet6_addr_add+0x4f8/0xa40 [ 3213.780673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.780673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.780673][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.780673][ T10] netlink_unicast+0x449/0x710 [ 3213.780673][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.780673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.780673][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.780673][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.780673][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.780673][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.780673][ T10] [ 3213.782719][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.782719][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.782719][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.782719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.782719][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3213.782719][ T10] ipv6_add_addr+0x411/0x2000 [ 3213.782719][ T10] inet6_addr_add+0x30e/0xa40 [ 3213.782719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.782719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.782719][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.782719][ T10] netlink_unicast+0x449/0x710 [ 3213.782719][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.782719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.782719][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.782719][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.782719][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.782719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.782719][ T10] [ 3213.784754][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.784754][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.784754][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.784754][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.784754][ T10] ip6_route_add+0x1c/0x140 [ 3213.784754][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3213.784754][ T10] addrconf_add_dev+0xe2/0x170 [ 3213.784754][ T10] inet6_addr_add+0x12f/0xa40 [ 3213.784754][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.784754][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.784754][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.784754][ T10] netlink_unicast+0x449/0x710 [ 3213.784754][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.784754][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.784754][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.784754][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.784754][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.784754][ T10] [ 3213.786925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.786925][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3213.786925][ T10] ipv6_find_idev+0x102/0x170 [ 3213.786925][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.786925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.786925][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.786925][ T10] netlink_unicast+0x449/0x710 [ 3213.786925][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.786925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.786925][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.786925][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.786925][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.786925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.786925][ T10] [ 3213.788679][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3213.788679][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3213.788679][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3213.788679][ T10] ipv6_find_idev+0x102/0x170 [ 3213.788679][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.788679][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.788679][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.788679][ T10] netlink_unicast+0x449/0x710 [ 3213.788679][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.788679][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.788679][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.788679][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.788679][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.788679][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.788679][ T10] [ 3213.790652][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3213.790916][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3213.790916][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.790916][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.790916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.790916][ T10] ip6_route_add+0x1c/0x140 [ 3213.790916][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3213.790916][ T10] inet6_addr_add+0x4f8/0xa40 [ 3213.790916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.790916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.790916][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.790916][ T10] netlink_unicast+0x449/0x710 [ 3213.790916][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.790916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.790916][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.790916][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.790916][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.790916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.790916][ T10] [ 3213.793182][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3213.793182][ T10] netdev_get_by_index+0x5e/0x80 [ 3213.793182][ T10] fib6_nh_init+0x3d8/0x1580 [ 3213.793182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3213.793182][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3213.793182][ T10] ipv6_add_addr+0x411/0x2000 [ 3213.793182][ T10] inet6_addr_add+0x30e/0xa40 [ 3213.793182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3213.793182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.793182][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.793182][ T10] netlink_unicast+0x449/0x710 [ 3213.793182][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.793182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.793182][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.793182][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.793182][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.793182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.793182][ T10] [ 3213.795443][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3213.795443][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3213.795443][ T10] ipv6_find_idev+0x102/0x170 [ 3213.795443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.795443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.795443][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.795443][ T10] netlink_unicast+0x449/0x710 [ 3213.795443][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.795443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.795443][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.795443][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.795443][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.795443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.795443][ T10] [ 3213.797265][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3213.797265][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3213.797265][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3213.797265][ T10] ipv6_find_idev+0x102/0x170 [ 3213.797265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3213.797265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3213.797265][ T10] netlink_rcv_skb+0x130/0x360 [ 3213.797265][ T10] netlink_unicast+0x449/0x710 [ 3213.797265][ T10] netlink_sendmsg+0x723/0xbe0 [ 3213.797265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3213.797265][ T10] ___sys_sendmsg+0xee/0x170 [ 3213.797265][ T10] __sys_sendmsg+0xcd/0x170 [ 3213.797265][ T10] do_syscall_64+0xc6/0x1e0 [ 3213.797265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3213.797265][ T10] [ 3224.030910][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3224.031386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.031386][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3224.031386][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3224.031386][ T10] fib6_nh_init+0xa22/0x1580 [ 3224.031386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.031386][ T10] ip6_route_add+0x1c/0x140 [ 3224.031386][ T10] inet6_rtm_newroute+0x104/0x110 [ 3224.031386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.031386][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.031386][ T10] netlink_unicast+0x449/0x710 [ 3224.031386][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.031386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.031386][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.031386][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.031386][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.031386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.031386][ T10] [ 3224.033421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.033421][ T10] dst_init+0x84/0x4a0 [ 3224.033421][ T10] dst_alloc+0x97/0x150 [ 3224.033421][ T10] ip6_dst_alloc+0x23/0x90 [ 3224.033421][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3224.033421][ T10] ip6_pol_route+0x56f/0x840 [ 3224.033421][ T10] fib6_rule_lookup+0x456/0x630 [ 3224.033421][ T10] ip6_route_input+0x59c/0xa50 [ 3224.033421][ T10] ipv6_rcv+0x397/0x810 [ 3224.033421][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3224.033421][ T10] process_backlog+0x101/0x620 [ 3224.033421][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3224.033421][ T10] net_rx_action+0x495/0xbe0 [ 3224.033421][ T10] __do_softirq+0x1b5/0x7f6 [ 3224.033421][ T10] [ 3224.035131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.035131][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.035131][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.035131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.035131][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3224.035131][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3224.035131][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3224.035131][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3224.035131][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3224.035131][ T10] addrconf_dad_begin+0x310/0x670 [ 3224.035131][ T10] addrconf_dad_work+0x10b/0xab0 [ 3224.035131][ T10] process_one_work+0x84d/0x18a0 [ 3224.035131][ T10] worker_thread+0x587/0xd30 [ 3224.035131][ T10] kthread+0x28a/0x350 [ 3224.035131][ T10] ret_from_fork+0x31/0x70 [ 3224.035131][ T10] ret_from_fork_asm+0x1a/0x30 [ 3224.035131][ T10] [ 3224.037081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.037081][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.037081][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.037081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.037081][ T10] ip6_route_add+0x1c/0x140 [ 3224.037081][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3224.037081][ T10] inet6_addr_add+0x4f8/0xa40 [ 3224.037081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.037081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.037081][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.037081][ T10] netlink_unicast+0x449/0x710 [ 3224.037081][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.037081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.037081][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.037081][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.037081][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.037081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.037081][ T10] [ 3224.039206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.039206][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.039206][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.039206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.039206][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3224.039206][ T10] ipv6_add_addr+0x411/0x2000 [ 3224.039206][ T10] inet6_addr_add+0x30e/0xa40 [ 3224.039206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.039206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.039206][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.039206][ T10] netlink_unicast+0x449/0x710 [ 3224.039206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.039206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.039206][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.039206][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.039206][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.039206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.039206][ T10] [ 3224.041336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.041336][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.041336][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.041336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.041336][ T10] ip6_route_add+0x1c/0x140 [ 3224.041336][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3224.041336][ T10] addrconf_add_dev+0xe2/0x170 [ 3224.041336][ T10] inet6_addr_add+0x12f/0xa40 [ 3224.041336][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.041336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.041336][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.041336][ T10] netlink_unicast+0x449/0x710 [ 3224.041336][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.041336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.041336][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.041336][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.041336][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.041336][ T10] [ 3224.043413][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.043413][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3224.043413][ T10] ipv6_find_idev+0x102/0x170 [ 3224.043413][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.043413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.043413][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.043413][ T10] netlink_unicast+0x449/0x710 [ 3224.043413][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.043413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.043413][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.043413][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.043413][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.043413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.043413][ T10] [ 3224.045032][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3224.045032][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3224.045032][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3224.045032][ T10] ipv6_find_idev+0x102/0x170 [ 3224.045032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.045032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.045032][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.045032][ T10] netlink_unicast+0x449/0x710 [ 3224.045032][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.045032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.045032][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.045032][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.045032][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.045032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.045032][ T10] [ 3224.046859][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3224.047141][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3224.047141][ T10] dst_init+0x84/0x4a0 [ 3224.047141][ T10] dst_alloc+0x97/0x150 [ 3224.047141][ T10] ip6_dst_alloc+0x23/0x90 [ 3224.047141][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3224.047141][ T10] ip6_pol_route+0x56f/0x840 [ 3224.047141][ T10] fib6_rule_lookup+0x456/0x630 [ 3224.047141][ T10] ip6_route_input+0x59c/0xa50 [ 3224.047141][ T10] ipv6_rcv+0x397/0x810 [ 3224.047141][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3224.047141][ T10] process_backlog+0x101/0x620 [ 3224.047141][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3224.047141][ T10] net_rx_action+0x495/0xbe0 [ 3224.047141][ T10] __do_softirq+0x1b5/0x7f6 [ 3224.047141][ T10] [ 3224.048816][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.048816][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3224.048816][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3224.048816][ T10] fib6_nh_init+0xa22/0x1580 [ 3224.048816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.048816][ T10] ip6_route_add+0x1c/0x140 [ 3224.048816][ T10] inet6_rtm_newroute+0x104/0x110 [ 3224.048816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.048816][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.048816][ T10] netlink_unicast+0x449/0x710 [ 3224.048816][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.048816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.048816][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.048816][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.048816][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.048816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.048816][ T10] [ 3224.050766][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.050766][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.050766][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.050766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.050766][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3224.050766][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3224.050766][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3224.050766][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3224.050766][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3224.050766][ T10] addrconf_dad_begin+0x310/0x670 [ 3224.050766][ T10] addrconf_dad_work+0x10b/0xab0 [ 3224.050766][ T10] process_one_work+0x84d/0x18a0 [ 3224.050766][ T10] worker_thread+0x587/0xd30 [ 3224.050766][ T10] kthread+0x28a/0x350 [ 3224.050766][ T10] ret_from_fork+0x31/0x70 [ 3224.050766][ T10] ret_from_fork_asm+0x1a/0x30 [ 3224.050766][ T10] [ 3224.052709][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.052709][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.052709][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.052709][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.052709][ T10] ip6_route_add+0x1c/0x140 [ 3224.052709][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3224.052709][ T10] inet6_addr_add+0x4f8/0xa40 [ 3224.052709][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.052709][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.052709][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.052709][ T10] netlink_unicast+0x449/0x710 [ 3224.052709][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.052709][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.052709][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.052709][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.052709][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.052709][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.052709][ T10] [ 3224.054827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.054827][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.054827][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.054827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.054827][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3224.054827][ T10] ipv6_add_addr+0x411/0x2000 [ 3224.054827][ T10] inet6_addr_add+0x30e/0xa40 [ 3224.054827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.054827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.054827][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.054827][ T10] netlink_unicast+0x449/0x710 [ 3224.054827][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.054827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.054827][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.054827][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.054827][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.054827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.054827][ T10] [ 3224.056959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.056959][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.056959][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.056959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.056959][ T10] ip6_route_add+0x1c/0x140 [ 3224.056959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3224.056959][ T10] addrconf_add_dev+0xe2/0x170 [ 3224.056959][ T10] inet6_addr_add+0x12f/0xa40 [ 3224.056959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.056959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.056959][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.056959][ T10] netlink_unicast+0x449/0x710 [ 3224.056959][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.056959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.056959][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.056959][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.056959][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.056959][ T10] [ 3224.059242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.059242][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3224.059242][ T10] ipv6_find_idev+0x102/0x170 [ 3224.059242][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.059242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.059242][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.059242][ T10] netlink_unicast+0x449/0x710 [ 3224.059242][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.059242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.059242][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.059242][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.059242][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.059242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.059242][ T10] [ 3224.061109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3224.061109][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3224.061109][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3224.061109][ T10] ipv6_find_idev+0x102/0x170 [ 3224.061109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.061109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.061109][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.061109][ T10] netlink_unicast+0x449/0x710 [ 3224.061109][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.061109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.061109][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.061109][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.061109][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.061109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.061109][ T10] [ 3224.063167][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3224.063419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3224.063419][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.063419][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.063419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.063419][ T10] ip6_route_add+0x1c/0x140 [ 3224.063419][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3224.063419][ T10] inet6_addr_add+0x4f8/0xa40 [ 3224.063419][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.063419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.063419][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.063419][ T10] netlink_unicast+0x449/0x710 [ 3224.063419][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.063419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.063419][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.063419][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.063419][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.063419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.063419][ T10] [ 3224.065836][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3224.065836][ T10] netdev_get_by_index+0x5e/0x80 [ 3224.065836][ T10] fib6_nh_init+0x3d8/0x1580 [ 3224.065836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3224.065836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3224.065836][ T10] ipv6_add_addr+0x411/0x2000 [ 3224.065836][ T10] inet6_addr_add+0x30e/0xa40 [ 3224.065836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3224.065836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.065836][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.065836][ T10] netlink_unicast+0x449/0x710 [ 3224.065836][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.065836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.065836][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.065836][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.065836][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.065836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.065836][ T10] [ 3224.068201][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3224.068201][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3224.068201][ T10] ipv6_find_idev+0x102/0x170 [ 3224.068201][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.068201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.068201][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.068201][ T10] netlink_unicast+0x449/0x710 [ 3224.068201][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.068201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.068201][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.068201][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.068201][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.068201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.068201][ T10] [ 3224.069948][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3224.069948][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3224.069948][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3224.069948][ T10] ipv6_find_idev+0x102/0x170 [ 3224.069948][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3224.069948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3224.069948][ T10] netlink_rcv_skb+0x130/0x360 [ 3224.069948][ T10] netlink_unicast+0x449/0x710 [ 3224.069948][ T10] netlink_sendmsg+0x723/0xbe0 [ 3224.069948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3224.069948][ T10] ___sys_sendmsg+0xee/0x170 [ 3224.069948][ T10] __sys_sendmsg+0xcd/0x170 [ 3224.069948][ T10] do_syscall_64+0xc6/0x1e0 [ 3224.069948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3224.069948][ T10] [ 3234.126992][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3234.127470][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.127470][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3234.127470][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3234.127470][ T10] fib6_nh_init+0xa22/0x1580 [ 3234.127470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.127470][ T10] ip6_route_add+0x1c/0x140 [ 3234.127470][ T10] inet6_rtm_newroute+0x104/0x110 [ 3234.127470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.127470][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.127470][ T10] netlink_unicast+0x449/0x710 [ 3234.127470][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.127470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.127470][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.127470][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.127470][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.127470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.127470][ T10] [ 3234.129536][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.129536][ T10] dst_init+0x84/0x4a0 [ 3234.129536][ T10] dst_alloc+0x97/0x150 [ 3234.129536][ T10] ip6_dst_alloc+0x23/0x90 [ 3234.129536][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3234.129536][ T10] ip6_pol_route+0x56f/0x840 [ 3234.129536][ T10] fib6_rule_lookup+0x456/0x630 [ 3234.129536][ T10] ip6_route_input+0x59c/0xa50 [ 3234.129536][ T10] ipv6_rcv+0x397/0x810 [ 3234.129536][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3234.129536][ T10] process_backlog+0x101/0x620 [ 3234.129536][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3234.129536][ T10] net_rx_action+0x495/0xbe0 [ 3234.129536][ T10] __do_softirq+0x1b5/0x7f6 [ 3234.129536][ T10] [ 3234.131311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.131311][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.131311][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.131311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.131311][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3234.131311][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3234.131311][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3234.131311][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3234.131311][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3234.131311][ T10] addrconf_dad_begin+0x310/0x670 [ 3234.131311][ T10] addrconf_dad_work+0x10b/0xab0 [ 3234.131311][ T10] process_one_work+0x84d/0x18a0 [ 3234.131311][ T10] worker_thread+0x587/0xd30 [ 3234.131311][ T10] kthread+0x28a/0x350 [ 3234.131311][ T10] ret_from_fork+0x31/0x70 [ 3234.131311][ T10] ret_from_fork_asm+0x1a/0x30 [ 3234.131311][ T10] [ 3234.133433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.133433][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.133433][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.133433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.133433][ T10] ip6_route_add+0x1c/0x140 [ 3234.133433][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3234.133433][ T10] inet6_addr_add+0x4f8/0xa40 [ 3234.133433][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.133433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.133433][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.133433][ T10] netlink_unicast+0x449/0x710 [ 3234.133433][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.133433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.133433][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.133433][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.133433][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.133433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.133433][ T10] [ 3234.135507][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.135507][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.135507][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.135507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.135507][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3234.135507][ T10] ipv6_add_addr+0x411/0x2000 [ 3234.135507][ T10] inet6_addr_add+0x30e/0xa40 [ 3234.135507][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.135507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.135507][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.135507][ T10] netlink_unicast+0x449/0x710 [ 3234.135507][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.135507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.135507][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.135507][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.135507][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.135507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.135507][ T10] [ 3234.137616][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.137616][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.137616][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.137616][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.137616][ T10] ip6_route_add+0x1c/0x140 [ 3234.137616][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3234.137616][ T10] addrconf_add_dev+0xe2/0x170 [ 3234.137616][ T10] inet6_addr_add+0x12f/0xa40 [ 3234.137616][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.137616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.137616][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.137616][ T10] netlink_unicast+0x449/0x710 [ 3234.137616][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.137616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.137616][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.137616][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.137616][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.137616][ T10] [ 3234.139606][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.139606][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3234.139606][ T10] ipv6_find_idev+0x102/0x170 [ 3234.139606][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.139606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.139606][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.139606][ T10] netlink_unicast+0x449/0x710 [ 3234.139606][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.139606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.139606][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.139606][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.139606][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.139606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.139606][ T10] [ 3234.141163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3234.141163][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3234.141163][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3234.141163][ T10] ipv6_find_idev+0x102/0x170 [ 3234.141163][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.141163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.141163][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.141163][ T10] netlink_unicast+0x449/0x710 [ 3234.141163][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.141163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.141163][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.141163][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.141163][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.141163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.141163][ T10] [ 3234.142988][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3234.143301][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3234.143301][ T10] dst_init+0x84/0x4a0 [ 3234.143301][ T10] dst_alloc+0x97/0x150 [ 3234.143301][ T10] ip6_dst_alloc+0x23/0x90 [ 3234.143301][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3234.143301][ T10] ip6_pol_route+0x56f/0x840 [ 3234.143301][ T10] fib6_rule_lookup+0x456/0x630 [ 3234.143301][ T10] ip6_route_input+0x59c/0xa50 [ 3234.143301][ T10] ipv6_rcv+0x397/0x810 [ 3234.143301][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3234.143301][ T10] process_backlog+0x101/0x620 [ 3234.143301][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3234.143301][ T10] net_rx_action+0x495/0xbe0 [ 3234.143301][ T10] __do_softirq+0x1b5/0x7f6 [ 3234.143301][ T10] [ 3234.145070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.145070][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3234.145070][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3234.145070][ T10] fib6_nh_init+0xa22/0x1580 [ 3234.145070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.145070][ T10] ip6_route_add+0x1c/0x140 [ 3234.145070][ T10] inet6_rtm_newroute+0x104/0x110 [ 3234.145070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.145070][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.145070][ T10] netlink_unicast+0x449/0x710 [ 3234.145070][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.145070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.145070][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.145070][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.145070][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.145070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.145070][ T10] [ 3234.147105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.147105][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.147105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.147105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.147105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3234.147105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3234.147105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3234.147105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3234.147105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3234.147105][ T10] addrconf_dad_begin+0x310/0x670 [ 3234.147105][ T10] addrconf_dad_work+0x10b/0xab0 [ 3234.147105][ T10] process_one_work+0x84d/0x18a0 [ 3234.147105][ T10] worker_thread+0x587/0xd30 [ 3234.147105][ T10] kthread+0x28a/0x350 [ 3234.147105][ T10] ret_from_fork+0x31/0x70 [ 3234.147105][ T10] ret_from_fork_asm+0x1a/0x30 [ 3234.147105][ T10] [ 3234.149179][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.149179][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.149179][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.149179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.149179][ T10] ip6_route_add+0x1c/0x140 [ 3234.149179][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3234.149179][ T10] inet6_addr_add+0x4f8/0xa40 [ 3234.149179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.149179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.149179][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.149179][ T10] netlink_unicast+0x449/0x710 [ 3234.149179][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.149179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.149179][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.149179][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.149179][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.149179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.149179][ T10] [ 3234.151864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.151864][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.151864][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.151864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.151864][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3234.151864][ T10] ipv6_add_addr+0x411/0x2000 [ 3234.151864][ T10] inet6_addr_add+0x30e/0xa40 [ 3234.151864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.151864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.151864][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.151864][ T10] netlink_unicast+0x449/0x710 [ 3234.151864][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.151864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.151864][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.151864][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.151864][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.151864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.151864][ T10] [ 3234.154041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.154041][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.154041][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.154041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.154041][ T10] ip6_route_add+0x1c/0x140 [ 3234.154041][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3234.154041][ T10] addrconf_add_dev+0xe2/0x170 [ 3234.154041][ T10] inet6_addr_add+0x12f/0xa40 [ 3234.154041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.154041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.154041][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.154041][ T10] netlink_unicast+0x449/0x710 [ 3234.154041][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.154041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.154041][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.154041][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.154041][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.154041][ T10] [ 3234.156216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.156216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3234.156216][ T10] ipv6_find_idev+0x102/0x170 [ 3234.156216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.156216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.156216][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.156216][ T10] netlink_unicast+0x449/0x710 [ 3234.156216][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.156216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.156216][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.156216][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.156216][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.156216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.156216][ T10] [ 3234.158003][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3234.158003][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3234.158003][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3234.158003][ T10] ipv6_find_idev+0x102/0x170 [ 3234.158003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.158003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.158003][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.158003][ T10] netlink_unicast+0x449/0x710 [ 3234.158003][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.158003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.158003][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.158003][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.158003][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.158003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.158003][ T10] [ 3234.159881][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3234.160210][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3234.160210][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.160210][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.160210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.160210][ T10] ip6_route_add+0x1c/0x140 [ 3234.160210][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3234.160210][ T10] inet6_addr_add+0x4f8/0xa40 [ 3234.160210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.160210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.160210][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.160210][ T10] netlink_unicast+0x449/0x710 [ 3234.160210][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.160210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.160210][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.160210][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.160210][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.160210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.160210][ T10] [ 3234.162389][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3234.162389][ T10] netdev_get_by_index+0x5e/0x80 [ 3234.162389][ T10] fib6_nh_init+0x3d8/0x1580 [ 3234.162389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3234.162389][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3234.162389][ T10] ipv6_add_addr+0x411/0x2000 [ 3234.162389][ T10] inet6_addr_add+0x30e/0xa40 [ 3234.162389][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3234.162389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.162389][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.162389][ T10] netlink_unicast+0x449/0x710 [ 3234.162389][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.162389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.162389][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.162389][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.162389][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.162389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.162389][ T10] [ 3234.164569][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3234.164569][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3234.164569][ T10] ipv6_find_idev+0x102/0x170 [ 3234.164569][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.164569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.164569][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.164569][ T10] netlink_unicast+0x449/0x710 [ 3234.164569][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.164569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.164569][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.164569][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.164569][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.164569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.164569][ T10] [ 3234.166348][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3234.166348][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3234.166348][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3234.166348][ T10] ipv6_find_idev+0x102/0x170 [ 3234.166348][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3234.166348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3234.166348][ T10] netlink_rcv_skb+0x130/0x360 [ 3234.166348][ T10] netlink_unicast+0x449/0x710 [ 3234.166348][ T10] netlink_sendmsg+0x723/0xbe0 [ 3234.166348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3234.166348][ T10] ___sys_sendmsg+0xee/0x170 [ 3234.166348][ T10] __sys_sendmsg+0xcd/0x170 [ 3234.166348][ T10] do_syscall_64+0xc6/0x1e0 [ 3234.166348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3234.166348][ T10] [ 3244.254997][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3244.255484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.255484][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3244.255484][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3244.255484][ T10] fib6_nh_init+0xa22/0x1580 [ 3244.255484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.255484][ T10] ip6_route_add+0x1c/0x140 [ 3244.255484][ T10] inet6_rtm_newroute+0x104/0x110 [ 3244.255484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.255484][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.255484][ T10] netlink_unicast+0x449/0x710 [ 3244.255484][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.255484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.255484][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.255484][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.255484][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.255484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.255484][ T10] [ 3244.257433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.257433][ T10] dst_init+0x84/0x4a0 [ 3244.257433][ T10] dst_alloc+0x97/0x150 [ 3244.257433][ T10] ip6_dst_alloc+0x23/0x90 [ 3244.257433][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3244.257433][ T10] ip6_pol_route+0x56f/0x840 [ 3244.257433][ T10] fib6_rule_lookup+0x456/0x630 [ 3244.257433][ T10] ip6_route_input+0x59c/0xa50 [ 3244.257433][ T10] ipv6_rcv+0x397/0x810 [ 3244.257433][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3244.257433][ T10] process_backlog+0x101/0x620 [ 3244.257433][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3244.257433][ T10] net_rx_action+0x495/0xbe0 [ 3244.257433][ T10] __do_softirq+0x1b5/0x7f6 [ 3244.257433][ T10] [ 3244.259101][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.259101][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.259101][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.259101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.259101][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3244.259101][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3244.259101][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3244.259101][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3244.259101][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3244.259101][ T10] addrconf_dad_begin+0x310/0x670 [ 3244.259101][ T10] addrconf_dad_work+0x10b/0xab0 [ 3244.259101][ T10] process_one_work+0x84d/0x18a0 [ 3244.259101][ T10] worker_thread+0x587/0xd30 [ 3244.259101][ T10] kthread+0x28a/0x350 [ 3244.259101][ T10] ret_from_fork+0x31/0x70 [ 3244.259101][ T10] ret_from_fork_asm+0x1a/0x30 [ 3244.259101][ T10] [ 3244.261054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.261054][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.261054][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.261054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.261054][ T10] ip6_route_add+0x1c/0x140 [ 3244.261054][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3244.261054][ T10] inet6_addr_add+0x4f8/0xa40 [ 3244.261054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.261054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.261054][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.261054][ T10] netlink_unicast+0x449/0x710 [ 3244.261054][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.261054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.261054][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.261054][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.261054][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.261054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.261054][ T10] [ 3244.263102][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.263102][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.263102][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.263102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.263102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3244.263102][ T10] ipv6_add_addr+0x411/0x2000 [ 3244.263102][ T10] inet6_addr_add+0x30e/0xa40 [ 3244.263102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.263102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.263102][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.263102][ T10] netlink_unicast+0x449/0x710 [ 3244.263102][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.263102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.263102][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.263102][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.263102][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.263102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.263102][ T10] [ 3244.265130][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.265130][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.265130][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.265130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.265130][ T10] ip6_route_add+0x1c/0x140 [ 3244.265130][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3244.265130][ T10] addrconf_add_dev+0xe2/0x170 [ 3244.265130][ T10] inet6_addr_add+0x12f/0xa40 [ 3244.265130][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.265130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.265130][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.265130][ T10] netlink_unicast+0x449/0x710 [ 3244.265130][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.265130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.265130][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.265130][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.265130][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.265130][ T10] [ 3244.267145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.267145][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3244.267145][ T10] ipv6_find_idev+0x102/0x170 [ 3244.267145][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.267145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.267145][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.267145][ T10] netlink_unicast+0x449/0x710 [ 3244.267145][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.267145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.267145][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.267145][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.267145][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.267145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.267145][ T10] [ 3244.268718][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3244.268718][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3244.268718][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3244.268718][ T10] ipv6_find_idev+0x102/0x170 [ 3244.268718][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.268718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.268718][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.268718][ T10] netlink_unicast+0x449/0x710 [ 3244.268718][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.268718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.268718][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.268718][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.268718][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.268718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.268718][ T10] [ 3244.270474][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3244.270756][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3244.270756][ T10] dst_init+0x84/0x4a0 [ 3244.270756][ T10] dst_alloc+0x97/0x150 [ 3244.270756][ T10] ip6_dst_alloc+0x23/0x90 [ 3244.270756][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3244.270756][ T10] ip6_pol_route+0x56f/0x840 [ 3244.270756][ T10] fib6_rule_lookup+0x456/0x630 [ 3244.270756][ T10] ip6_route_input+0x59c/0xa50 [ 3244.270756][ T10] ipv6_rcv+0x397/0x810 [ 3244.270756][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3244.270756][ T10] process_backlog+0x101/0x620 [ 3244.270756][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3244.270756][ T10] net_rx_action+0x495/0xbe0 [ 3244.270756][ T10] __do_softirq+0x1b5/0x7f6 [ 3244.270756][ T10] [ 3244.272412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.272412][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3244.272412][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3244.272412][ T10] fib6_nh_init+0xa22/0x1580 [ 3244.272412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.272412][ T10] ip6_route_add+0x1c/0x140 [ 3244.272412][ T10] inet6_rtm_newroute+0x104/0x110 [ 3244.272412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.272412][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.272412][ T10] netlink_unicast+0x449/0x710 [ 3244.272412][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.272412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.272412][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.272412][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.272412][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.272412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.272412][ T10] [ 3244.274326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.274326][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.274326][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.274326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.274326][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3244.274326][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3244.274326][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3244.274326][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3244.274326][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3244.274326][ T10] addrconf_dad_begin+0x310/0x670 [ 3244.274326][ T10] addrconf_dad_work+0x10b/0xab0 [ 3244.274326][ T10] process_one_work+0x84d/0x18a0 [ 3244.274326][ T10] worker_thread+0x587/0xd30 [ 3244.274326][ T10] kthread+0x28a/0x350 [ 3244.274326][ T10] ret_from_fork+0x31/0x70 [ 3244.274326][ T10] ret_from_fork_asm+0x1a/0x30 [ 3244.274326][ T10] [ 3244.276279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.276279][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.276279][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.276279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.276279][ T10] ip6_route_add+0x1c/0x140 [ 3244.276279][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3244.276279][ T10] inet6_addr_add+0x4f8/0xa40 [ 3244.276279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.276279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.276279][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.276279][ T10] netlink_unicast+0x449/0x710 [ 3244.276279][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.276279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.276279][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.276279][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.276279][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.276279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.276279][ T10] [ 3244.278326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.278326][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.278326][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.278326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.278326][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3244.278326][ T10] ipv6_add_addr+0x411/0x2000 [ 3244.278326][ T10] inet6_addr_add+0x30e/0xa40 [ 3244.278326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.278326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.278326][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.278326][ T10] netlink_unicast+0x449/0x710 [ 3244.278326][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.278326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.278326][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.278326][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.278326][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.278326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.278326][ T10] [ 3244.280372][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.280372][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.280372][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.280372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.280372][ T10] ip6_route_add+0x1c/0x140 [ 3244.280372][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3244.280372][ T10] addrconf_add_dev+0xe2/0x170 [ 3244.280372][ T10] inet6_addr_add+0x12f/0xa40 [ 3244.280372][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.280372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.280372][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.280372][ T10] netlink_unicast+0x449/0x710 [ 3244.280372][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.280372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.280372][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.280372][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.280372][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.280372][ T10] [ 3244.282541][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.282541][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3244.282541][ T10] ipv6_find_idev+0x102/0x170 [ 3244.282541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.282541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.282541][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.282541][ T10] netlink_unicast+0x449/0x710 [ 3244.282541][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.282541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.282541][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.282541][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.282541][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.282541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.282541][ T10] [ 3244.284285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3244.284285][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3244.284285][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3244.284285][ T10] ipv6_find_idev+0x102/0x170 [ 3244.284285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.284285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.284285][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.284285][ T10] netlink_unicast+0x449/0x710 [ 3244.284285][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.284285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.284285][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.284285][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.284285][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.284285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.284285][ T10] [ 3244.286253][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3244.286495][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3244.286495][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.286495][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.286495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.286495][ T10] ip6_route_add+0x1c/0x140 [ 3244.286495][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3244.286495][ T10] inet6_addr_add+0x4f8/0xa40 [ 3244.286495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.286495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.286495][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.286495][ T10] netlink_unicast+0x449/0x710 [ 3244.286495][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.286495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.286495][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.286495][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.286495][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.286495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.286495][ T10] [ 3244.288760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3244.288760][ T10] netdev_get_by_index+0x5e/0x80 [ 3244.288760][ T10] fib6_nh_init+0x3d8/0x1580 [ 3244.288760][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3244.288760][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3244.288760][ T10] ipv6_add_addr+0x411/0x2000 [ 3244.288760][ T10] inet6_addr_add+0x30e/0xa40 [ 3244.288760][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3244.288760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.288760][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.288760][ T10] netlink_unicast+0x449/0x710 [ 3244.288760][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.288760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.288760][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.288760][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.288760][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.288760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.288760][ T10] [ 3244.291029][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3244.291029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3244.291029][ T10] ipv6_find_idev+0x102/0x170 [ 3244.291029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.291029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.291029][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.291029][ T10] netlink_unicast+0x449/0x710 [ 3244.291029][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.291029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.291029][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.291029][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.291029][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.291029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.291029][ T10] [ 3244.293385][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3244.293385][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3244.293385][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3244.293385][ T10] ipv6_find_idev+0x102/0x170 [ 3244.293385][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3244.293385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3244.293385][ T10] netlink_rcv_skb+0x130/0x360 [ 3244.293385][ T10] netlink_unicast+0x449/0x710 [ 3244.293385][ T10] netlink_sendmsg+0x723/0xbe0 [ 3244.293385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3244.293385][ T10] ___sys_sendmsg+0xee/0x170 [ 3244.293385][ T10] __sys_sendmsg+0xcd/0x170 [ 3244.293385][ T10] do_syscall_64+0xc6/0x1e0 [ 3244.293385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3244.293385][ T10] [ 3254.542882][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3254.543519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.543519][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3254.543519][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3254.543519][ T10] fib6_nh_init+0xa22/0x1580 [ 3254.543519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.543519][ T10] ip6_route_add+0x1c/0x140 [ 3254.543519][ T10] inet6_rtm_newroute+0x104/0x110 [ 3254.543519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.543519][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.543519][ T10] netlink_unicast+0x449/0x710 [ 3254.543519][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.543519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.543519][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.543519][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.543519][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.543519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.543519][ T10] [ 3254.546531][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.546531][ T10] dst_init+0x84/0x4a0 [ 3254.546531][ T10] dst_alloc+0x97/0x150 [ 3254.546531][ T10] ip6_dst_alloc+0x23/0x90 [ 3254.546531][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3254.546531][ T10] ip6_pol_route+0x56f/0x840 [ 3254.546531][ T10] fib6_rule_lookup+0x456/0x630 [ 3254.546531][ T10] ip6_route_input+0x59c/0xa50 [ 3254.546531][ T10] ipv6_rcv+0x397/0x810 [ 3254.546531][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3254.546531][ T10] process_backlog+0x101/0x620 [ 3254.546531][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3254.546531][ T10] net_rx_action+0x495/0xbe0 [ 3254.546531][ T10] __do_softirq+0x1b5/0x7f6 [ 3254.546531][ T10] [ 3254.549145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.549145][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.549145][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.549145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.549145][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3254.549145][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3254.549145][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3254.549145][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3254.549145][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3254.549145][ T10] addrconf_dad_begin+0x310/0x670 [ 3254.549145][ T10] addrconf_dad_work+0x10b/0xab0 [ 3254.549145][ T10] process_one_work+0x84d/0x18a0 [ 3254.549145][ T10] worker_thread+0x587/0xd30 [ 3254.549145][ T10] kthread+0x28a/0x350 [ 3254.549145][ T10] ret_from_fork+0x31/0x70 [ 3254.549145][ T10] ret_from_fork_asm+0x1a/0x30 [ 3254.549145][ T10] [ 3254.552203][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.552203][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.552203][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.552203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.552203][ T10] ip6_route_add+0x1c/0x140 [ 3254.552203][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3254.552203][ T10] inet6_addr_add+0x4f8/0xa40 [ 3254.552203][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.552203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.552203][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.552203][ T10] netlink_unicast+0x449/0x710 [ 3254.552203][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.552203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.552203][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.552203][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.552203][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.552203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.552203][ T10] [ 3254.555380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.555380][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.555380][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.555380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.555380][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3254.555380][ T10] ipv6_add_addr+0x411/0x2000 [ 3254.555380][ T10] inet6_addr_add+0x30e/0xa40 [ 3254.555380][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.555380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.555380][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.555380][ T10] netlink_unicast+0x449/0x710 [ 3254.555380][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.555380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.555380][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.555380][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.555380][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.555380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.555380][ T10] [ 3254.558569][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.558569][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.558569][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.558569][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.558569][ T10] ip6_route_add+0x1c/0x140 [ 3254.558569][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3254.558569][ T10] addrconf_add_dev+0xe2/0x170 [ 3254.558569][ T10] inet6_addr_add+0x12f/0xa40 [ 3254.558569][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.558569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.558569][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.558569][ T10] netlink_unicast+0x449/0x710 [ 3254.558569][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.558569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.558569][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.558569][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.558569][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.558569][ T10] [ 3254.561711][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.561711][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3254.561711][ T10] ipv6_find_idev+0x102/0x170 [ 3254.561711][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.561711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.561711][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.561711][ T10] netlink_unicast+0x449/0x710 [ 3254.561711][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.561711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.561711][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.561711][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.561711][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.561711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.561711][ T10] [ 3254.564166][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3254.564166][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3254.564166][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3254.564166][ T10] ipv6_find_idev+0x102/0x170 [ 3254.564166][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.564166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.564166][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.564166][ T10] netlink_unicast+0x449/0x710 [ 3254.564166][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.564166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.564166][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.564166][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.564166][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.564166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.564166][ T10] [ 3254.566909][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3254.567224][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3254.567224][ T10] dst_init+0x84/0x4a0 [ 3254.567224][ T10] dst_alloc+0x97/0x150 [ 3254.567224][ T10] ip6_dst_alloc+0x23/0x90 [ 3254.567224][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3254.567224][ T10] ip6_pol_route+0x56f/0x840 [ 3254.567224][ T10] fib6_rule_lookup+0x456/0x630 [ 3254.567224][ T10] ip6_route_input+0x59c/0xa50 [ 3254.567224][ T10] ipv6_rcv+0x397/0x810 [ 3254.567224][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3254.567224][ T10] process_backlog+0x101/0x620 [ 3254.567224][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3254.567224][ T10] net_rx_action+0x495/0xbe0 [ 3254.567224][ T10] __do_softirq+0x1b5/0x7f6 [ 3254.567224][ T10] [ 3254.568900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.568900][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3254.568900][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3254.568900][ T10] fib6_nh_init+0xa22/0x1580 [ 3254.568900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.568900][ T10] ip6_route_add+0x1c/0x140 [ 3254.568900][ T10] inet6_rtm_newroute+0x104/0x110 [ 3254.568900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.568900][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.568900][ T10] netlink_unicast+0x449/0x710 [ 3254.568900][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.568900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.568900][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.568900][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.568900][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.568900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.568900][ T10] [ 3254.570847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.570847][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.570847][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.570847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.570847][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3254.570847][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3254.570847][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3254.570847][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3254.570847][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3254.570847][ T10] addrconf_dad_begin+0x310/0x670 [ 3254.570847][ T10] addrconf_dad_work+0x10b/0xab0 [ 3254.570847][ T10] process_one_work+0x84d/0x18a0 [ 3254.570847][ T10] worker_thread+0x587/0xd30 [ 3254.570847][ T10] kthread+0x28a/0x350 [ 3254.570847][ T10] ret_from_fork+0x31/0x70 [ 3254.570847][ T10] ret_from_fork_asm+0x1a/0x30 [ 3254.570847][ T10] [ 3254.572808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.572808][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.572808][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.572808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.572808][ T10] ip6_route_add+0x1c/0x140 [ 3254.572808][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3254.572808][ T10] inet6_addr_add+0x4f8/0xa40 [ 3254.572808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.572808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.572808][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.572808][ T10] netlink_unicast+0x449/0x710 [ 3254.572808][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.572808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.572808][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.572808][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.572808][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.572808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.572808][ T10] [ 3254.574867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.574867][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.574867][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.574867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.574867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3254.574867][ T10] ipv6_add_addr+0x411/0x2000 [ 3254.574867][ T10] inet6_addr_add+0x30e/0xa40 [ 3254.574867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.574867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.574867][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.574867][ T10] netlink_unicast+0x449/0x710 [ 3254.574867][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.574867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.574867][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.574867][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.574867][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.574867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.574867][ T10] [ 3254.576922][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.576922][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.576922][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.576922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.576922][ T10] ip6_route_add+0x1c/0x140 [ 3254.576922][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3254.576922][ T10] addrconf_add_dev+0xe2/0x170 [ 3254.576922][ T10] inet6_addr_add+0x12f/0xa40 [ 3254.576922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.576922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.576922][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.576922][ T10] netlink_unicast+0x449/0x710 [ 3254.576922][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.576922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.576922][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.576922][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.576922][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.576922][ T10] [ 3254.579112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.579112][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3254.579112][ T10] ipv6_find_idev+0x102/0x170 [ 3254.579112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.579112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.579112][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.579112][ T10] netlink_unicast+0x449/0x710 [ 3254.579112][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.579112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.579112][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.579112][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.579112][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.579112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.579112][ T10] [ 3254.580806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3254.580806][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3254.580806][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3254.580806][ T10] ipv6_find_idev+0x102/0x170 [ 3254.580806][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.580806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.580806][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.580806][ T10] netlink_unicast+0x449/0x710 [ 3254.580806][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.580806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.580806][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.580806][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.580806][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.580806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.580806][ T10] [ 3254.582858][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3254.583134][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3254.583134][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.583134][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.583134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.583134][ T10] ip6_route_add+0x1c/0x140 [ 3254.583134][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3254.583134][ T10] inet6_addr_add+0x4f8/0xa40 [ 3254.583134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.583134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.583134][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.583134][ T10] netlink_unicast+0x449/0x710 [ 3254.583134][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.583134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.583134][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.583134][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.583134][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.583134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.583134][ T10] [ 3254.585419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3254.585419][ T10] netdev_get_by_index+0x5e/0x80 [ 3254.585419][ T10] fib6_nh_init+0x3d8/0x1580 [ 3254.585419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3254.585419][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3254.585419][ T10] ipv6_add_addr+0x411/0x2000 [ 3254.585419][ T10] inet6_addr_add+0x30e/0xa40 [ 3254.585419][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3254.585419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.585419][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.585419][ T10] netlink_unicast+0x449/0x710 [ 3254.585419][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.585419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.585419][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.585419][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.585419][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.585419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.585419][ T10] [ 3254.587698][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3254.587698][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3254.587698][ T10] ipv6_find_idev+0x102/0x170 [ 3254.587698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.587698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.587698][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.587698][ T10] netlink_unicast+0x449/0x710 [ 3254.587698][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.587698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.587698][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.587698][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.587698][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.587698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.587698][ T10] [ 3254.589466][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3254.589466][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3254.589466][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3254.589466][ T10] ipv6_find_idev+0x102/0x170 [ 3254.589466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3254.589466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3254.589466][ T10] netlink_rcv_skb+0x130/0x360 [ 3254.589466][ T10] netlink_unicast+0x449/0x710 [ 3254.589466][ T10] netlink_sendmsg+0x723/0xbe0 [ 3254.589466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3254.589466][ T10] ___sys_sendmsg+0xee/0x170 [ 3254.589466][ T10] __sys_sendmsg+0xcd/0x170 [ 3254.589466][ T10] do_syscall_64+0xc6/0x1e0 [ 3254.589466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3254.589466][ T10] [ 3264.670899][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3264.671405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.671405][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3264.671405][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3264.671405][ T10] fib6_nh_init+0xa22/0x1580 [ 3264.671405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.671405][ T10] ip6_route_add+0x1c/0x140 [ 3264.671405][ T10] inet6_rtm_newroute+0x104/0x110 [ 3264.671405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.671405][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.671405][ T10] netlink_unicast+0x449/0x710 [ 3264.671405][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.671405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.671405][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.671405][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.671405][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.671405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.671405][ T10] [ 3264.673319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.673319][ T10] dst_init+0x84/0x4a0 [ 3264.673319][ T10] dst_alloc+0x97/0x150 [ 3264.673319][ T10] ip6_dst_alloc+0x23/0x90 [ 3264.673319][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3264.673319][ T10] ip6_pol_route+0x56f/0x840 [ 3264.673319][ T10] fib6_rule_lookup+0x456/0x630 [ 3264.673319][ T10] ip6_route_input+0x59c/0xa50 [ 3264.673319][ T10] ipv6_rcv+0x397/0x810 [ 3264.673319][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3264.673319][ T10] process_backlog+0x101/0x620 [ 3264.673319][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3264.673319][ T10] net_rx_action+0x495/0xbe0 [ 3264.673319][ T10] __do_softirq+0x1b5/0x7f6 [ 3264.673319][ T10] [ 3264.674974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.674974][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.674974][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.674974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.674974][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3264.674974][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3264.674974][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3264.674974][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3264.674974][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3264.674974][ T10] addrconf_dad_begin+0x310/0x670 [ 3264.674974][ T10] addrconf_dad_work+0x10b/0xab0 [ 3264.674974][ T10] process_one_work+0x84d/0x18a0 [ 3264.674974][ T10] worker_thread+0x587/0xd30 [ 3264.674974][ T10] kthread+0x28a/0x350 [ 3264.674974][ T10] ret_from_fork+0x31/0x70 [ 3264.674974][ T10] ret_from_fork_asm+0x1a/0x30 [ 3264.674974][ T10] [ 3264.676901][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.676901][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.676901][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.676901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.676901][ T10] ip6_route_add+0x1c/0x140 [ 3264.676901][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3264.676901][ T10] inet6_addr_add+0x4f8/0xa40 [ 3264.676901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.676901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.676901][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.676901][ T10] netlink_unicast+0x449/0x710 [ 3264.676901][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.676901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.676901][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.676901][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.676901][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.676901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.676901][ T10] [ 3264.678913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.678913][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.678913][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.678913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.678913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3264.678913][ T10] ipv6_add_addr+0x411/0x2000 [ 3264.678913][ T10] inet6_addr_add+0x30e/0xa40 [ 3264.678913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.678913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.678913][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.678913][ T10] netlink_unicast+0x449/0x710 [ 3264.678913][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.678913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.678913][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.678913][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.678913][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.678913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.678913][ T10] [ 3264.680943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.680943][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.680943][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.680943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.680943][ T10] ip6_route_add+0x1c/0x140 [ 3264.680943][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3264.680943][ T10] addrconf_add_dev+0xe2/0x170 [ 3264.680943][ T10] inet6_addr_add+0x12f/0xa40 [ 3264.680943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.680943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.680943][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.680943][ T10] netlink_unicast+0x449/0x710 [ 3264.680943][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.680943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.680943][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.680943][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.680943][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.680943][ T10] [ 3264.682930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.682930][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3264.682930][ T10] ipv6_find_idev+0x102/0x170 [ 3264.682930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.682930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.682930][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.682930][ T10] netlink_unicast+0x449/0x710 [ 3264.682930][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.682930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.682930][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.682930][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.682930][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.682930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.682930][ T10] [ 3264.684477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3264.684477][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3264.684477][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3264.684477][ T10] ipv6_find_idev+0x102/0x170 [ 3264.684477][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.684477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.684477][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.684477][ T10] netlink_unicast+0x449/0x710 [ 3264.684477][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.684477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.684477][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.684477][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.684477][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.684477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.684477][ T10] [ 3264.686189][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3264.686470][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3264.686470][ T10] dst_init+0x84/0x4a0 [ 3264.686470][ T10] dst_alloc+0x97/0x150 [ 3264.686470][ T10] ip6_dst_alloc+0x23/0x90 [ 3264.686470][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3264.686470][ T10] ip6_pol_route+0x56f/0x840 [ 3264.686470][ T10] fib6_rule_lookup+0x456/0x630 [ 3264.686470][ T10] ip6_route_input+0x59c/0xa50 [ 3264.686470][ T10] ipv6_rcv+0x397/0x810 [ 3264.686470][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3264.686470][ T10] process_backlog+0x101/0x620 [ 3264.686470][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3264.686470][ T10] net_rx_action+0x495/0xbe0 [ 3264.686470][ T10] __do_softirq+0x1b5/0x7f6 [ 3264.686470][ T10] [ 3264.688117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.688117][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3264.688117][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3264.688117][ T10] fib6_nh_init+0xa22/0x1580 [ 3264.688117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.688117][ T10] ip6_route_add+0x1c/0x140 [ 3264.688117][ T10] inet6_rtm_newroute+0x104/0x110 [ 3264.688117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.688117][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.688117][ T10] netlink_unicast+0x449/0x710 [ 3264.688117][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.688117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.688117][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.688117][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.688117][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.688117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.688117][ T10] [ 3264.690036][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.690036][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.690036][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.690036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.690036][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3264.690036][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3264.690036][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3264.690036][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3264.690036][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3264.690036][ T10] addrconf_dad_begin+0x310/0x670 [ 3264.690036][ T10] addrconf_dad_work+0x10b/0xab0 [ 3264.690036][ T10] process_one_work+0x84d/0x18a0 [ 3264.690036][ T10] worker_thread+0x587/0xd30 [ 3264.690036][ T10] kthread+0x28a/0x350 [ 3264.690036][ T10] ret_from_fork+0x31/0x70 [ 3264.690036][ T10] ret_from_fork_asm+0x1a/0x30 [ 3264.690036][ T10] [ 3264.691951][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.691951][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.691951][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.691951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.691951][ T10] ip6_route_add+0x1c/0x140 [ 3264.691951][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3264.691951][ T10] inet6_addr_add+0x4f8/0xa40 [ 3264.691951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.691951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.691951][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.691951][ T10] netlink_unicast+0x449/0x710 [ 3264.691951][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.691951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.691951][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.691951][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.691951][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.691951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.691951][ T10] [ 3264.693966][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.693966][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.693966][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.693966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.693966][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3264.693966][ T10] ipv6_add_addr+0x411/0x2000 [ 3264.693966][ T10] inet6_addr_add+0x30e/0xa40 [ 3264.693966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.693966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.693966][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.693966][ T10] netlink_unicast+0x449/0x710 [ 3264.693966][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.693966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.693966][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.693966][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.693966][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.693966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.693966][ T10] [ 3264.695960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.695960][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.695960][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.695960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.695960][ T10] ip6_route_add+0x1c/0x140 [ 3264.695960][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3264.695960][ T10] addrconf_add_dev+0xe2/0x170 [ 3264.695960][ T10] inet6_addr_add+0x12f/0xa40 [ 3264.695960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.695960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.695960][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.695960][ T10] netlink_unicast+0x449/0x710 [ 3264.695960][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.695960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.695960][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.695960][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.695960][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.695960][ T10] [ 3264.697994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.697994][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3264.697994][ T10] ipv6_find_idev+0x102/0x170 [ 3264.697994][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.697994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.697994][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.697994][ T10] netlink_unicast+0x449/0x710 [ 3264.697994][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.697994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.697994][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.697994][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.697994][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.697994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.697994][ T10] [ 3264.699655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3264.699655][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3264.699655][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3264.699655][ T10] ipv6_find_idev+0x102/0x170 [ 3264.699655][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.699655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.699655][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.699655][ T10] netlink_unicast+0x449/0x710 [ 3264.699655][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.699655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.699655][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.699655][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.699655][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.699655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.699655][ T10] [ 3264.701497][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3264.701734][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3264.701734][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.701734][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.701734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.701734][ T10] ip6_route_add+0x1c/0x140 [ 3264.701734][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3264.701734][ T10] inet6_addr_add+0x4f8/0xa40 [ 3264.701734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.701734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.701734][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.701734][ T10] netlink_unicast+0x449/0x710 [ 3264.701734][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.701734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.701734][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.701734][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.701734][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.701734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.701734][ T10] [ 3264.703872][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3264.703872][ T10] netdev_get_by_index+0x5e/0x80 [ 3264.703872][ T10] fib6_nh_init+0x3d8/0x1580 [ 3264.703872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3264.703872][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3264.703872][ T10] ipv6_add_addr+0x411/0x2000 [ 3264.703872][ T10] inet6_addr_add+0x30e/0xa40 [ 3264.703872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3264.703872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.703872][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.703872][ T10] netlink_unicast+0x449/0x710 [ 3264.703872][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.703872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.703872][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.703872][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.703872][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.703872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.703872][ T10] [ 3264.705994][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3264.705994][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3264.705994][ T10] ipv6_find_idev+0x102/0x170 [ 3264.705994][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.705994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.705994][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.705994][ T10] netlink_unicast+0x449/0x710 [ 3264.705994][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.705994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.705994][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.705994][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.705994][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.705994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.705994][ T10] [ 3264.707695][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3264.707695][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3264.707695][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3264.707695][ T10] ipv6_find_idev+0x102/0x170 [ 3264.707695][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3264.707695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3264.707695][ T10] netlink_rcv_skb+0x130/0x360 [ 3264.707695][ T10] netlink_unicast+0x449/0x710 [ 3264.707695][ T10] netlink_sendmsg+0x723/0xbe0 [ 3264.707695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3264.707695][ T10] ___sys_sendmsg+0xee/0x170 [ 3264.707695][ T10] __sys_sendmsg+0xcd/0x170 [ 3264.707695][ T10] do_syscall_64+0xc6/0x1e0 [ 3264.707695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3264.707695][ T10] [ 3274.839008][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3274.839583][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.839583][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3274.839583][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3274.839583][ T10] fib6_nh_init+0xa22/0x1580 [ 3274.839583][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.839583][ T10] ip6_route_add+0x1c/0x140 [ 3274.839583][ T10] inet6_rtm_newroute+0x104/0x110 [ 3274.839583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.839583][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.839583][ T10] netlink_unicast+0x449/0x710 [ 3274.839583][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.839583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.839583][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.839583][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.839583][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.839583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.839583][ T10] [ 3274.842624][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.842624][ T10] dst_init+0x84/0x4a0 [ 3274.842624][ T10] dst_alloc+0x97/0x150 [ 3274.842624][ T10] ip6_dst_alloc+0x23/0x90 [ 3274.842624][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3274.842624][ T10] ip6_pol_route+0x56f/0x840 [ 3274.842624][ T10] fib6_rule_lookup+0x456/0x630 [ 3274.842624][ T10] ip6_route_input+0x59c/0xa50 [ 3274.842624][ T10] ipv6_rcv+0x397/0x810 [ 3274.842624][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3274.842624][ T10] process_backlog+0x101/0x620 [ 3274.842624][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3274.842624][ T10] net_rx_action+0x495/0xbe0 [ 3274.842624][ T10] __do_softirq+0x1b5/0x7f6 [ 3274.842624][ T10] [ 3274.845284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.845284][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.845284][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.845284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.845284][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3274.845284][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3274.845284][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3274.845284][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3274.845284][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3274.845284][ T10] addrconf_dad_begin+0x310/0x670 [ 3274.845284][ T10] addrconf_dad_work+0x10b/0xab0 [ 3274.845284][ T10] process_one_work+0x84d/0x18a0 [ 3274.845284][ T10] worker_thread+0x587/0xd30 [ 3274.845284][ T10] kthread+0x28a/0x350 [ 3274.845284][ T10] ret_from_fork+0x31/0x70 [ 3274.845284][ T10] ret_from_fork_asm+0x1a/0x30 [ 3274.845284][ T10] [ 3274.848413][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.848413][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.848413][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.848413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.848413][ T10] ip6_route_add+0x1c/0x140 [ 3274.848413][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3274.848413][ T10] inet6_addr_add+0x4f8/0xa40 [ 3274.848413][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.848413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.848413][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.848413][ T10] netlink_unicast+0x449/0x710 [ 3274.848413][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.848413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.848413][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.848413][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.848413][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.848413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.848413][ T10] [ 3274.851632][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.851632][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.851632][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.851632][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.851632][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3274.851632][ T10] ipv6_add_addr+0x411/0x2000 [ 3274.851632][ T10] inet6_addr_add+0x30e/0xa40 [ 3274.851632][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.851632][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.851632][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.851632][ T10] netlink_unicast+0x449/0x710 [ 3274.851632][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.851632][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.851632][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.851632][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.851632][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.851632][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.851632][ T10] [ 3274.854855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.854855][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.854855][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.854855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.854855][ T10] ip6_route_add+0x1c/0x140 [ 3274.854855][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3274.854855][ T10] addrconf_add_dev+0xe2/0x170 [ 3274.854855][ T10] inet6_addr_add+0x12f/0xa40 [ 3274.854855][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.854855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.854855][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.854855][ T10] netlink_unicast+0x449/0x710 [ 3274.854855][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.854855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.854855][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.854855][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.854855][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.854855][ T10] [ 3274.858016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.858016][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3274.858016][ T10] ipv6_find_idev+0x102/0x170 [ 3274.858016][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.858016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.858016][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.858016][ T10] netlink_unicast+0x449/0x710 [ 3274.858016][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.858016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.858016][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.858016][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.858016][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.858016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.858016][ T10] [ 3274.860520][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3274.860520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3274.860520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3274.860520][ T10] ipv6_find_idev+0x102/0x170 [ 3274.860520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.860520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.860520][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.860520][ T10] netlink_unicast+0x449/0x710 [ 3274.860520][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.860520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.860520][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.860520][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.860520][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.860520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.860520][ T10] [ 3274.863261][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3274.863690][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3274.863690][ T10] dst_init+0x84/0x4a0 [ 3274.863690][ T10] dst_alloc+0x97/0x150 [ 3274.863690][ T10] ip6_dst_alloc+0x23/0x90 [ 3274.863690][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3274.863690][ T10] ip6_pol_route+0x56f/0x840 [ 3274.863690][ T10] fib6_rule_lookup+0x456/0x630 [ 3274.863690][ T10] ip6_route_input+0x59c/0xa50 [ 3274.863690][ T10] ipv6_rcv+0x397/0x810 [ 3274.863690][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3274.863690][ T10] process_backlog+0x101/0x620 [ 3274.863690][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3274.863690][ T10] net_rx_action+0x495/0xbe0 [ 3274.863690][ T10] __do_softirq+0x1b5/0x7f6 [ 3274.863690][ T10] [ 3274.866328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.866328][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3274.866328][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3274.866328][ T10] fib6_nh_init+0xa22/0x1580 [ 3274.866328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.866328][ T10] ip6_route_add+0x1c/0x140 [ 3274.866328][ T10] inet6_rtm_newroute+0x104/0x110 [ 3274.866328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.866328][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.866328][ T10] netlink_unicast+0x449/0x710 [ 3274.866328][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.866328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.866328][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.866328][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.866328][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.866328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.866328][ T10] [ 3274.869393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.869393][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.869393][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.869393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.869393][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3274.869393][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3274.869393][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3274.869393][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3274.869393][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3274.869393][ T10] addrconf_dad_begin+0x310/0x670 [ 3274.869393][ T10] addrconf_dad_work+0x10b/0xab0 [ 3274.869393][ T10] process_one_work+0x84d/0x18a0 [ 3274.869393][ T10] worker_thread+0x587/0xd30 [ 3274.869393][ T10] kthread+0x28a/0x350 [ 3274.869393][ T10] ret_from_fork+0x31/0x70 [ 3274.869393][ T10] ret_from_fork_asm+0x1a/0x30 [ 3274.869393][ T10] [ 3274.872471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.872471][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.872471][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.872471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.872471][ T10] ip6_route_add+0x1c/0x140 [ 3274.872471][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3274.872471][ T10] inet6_addr_add+0x4f8/0xa40 [ 3274.872471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.872471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.872471][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.872471][ T10] netlink_unicast+0x449/0x710 [ 3274.872471][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.872471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.872471][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.872471][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.872471][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.872471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.872471][ T10] [ 3274.875699][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.875699][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.875699][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.875699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.875699][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3274.875699][ T10] ipv6_add_addr+0x411/0x2000 [ 3274.875699][ T10] inet6_addr_add+0x30e/0xa40 [ 3274.875699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.875699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.875699][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.875699][ T10] netlink_unicast+0x449/0x710 [ 3274.875699][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.875699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.875699][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.875699][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.875699][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.875699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.875699][ T10] [ 3274.878933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.878933][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.878933][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.878933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.878933][ T10] ip6_route_add+0x1c/0x140 [ 3274.878933][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3274.878933][ T10] addrconf_add_dev+0xe2/0x170 [ 3274.878933][ T10] inet6_addr_add+0x12f/0xa40 [ 3274.878933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.878933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.878933][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.878933][ T10] netlink_unicast+0x449/0x710 [ 3274.878933][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.878933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.878933][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.878933][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.878933][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.878933][ T10] [ 3274.882447][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.882447][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3274.882447][ T10] ipv6_find_idev+0x102/0x170 [ 3274.882447][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.882447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.882447][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.882447][ T10] netlink_unicast+0x449/0x710 [ 3274.882447][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.882447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.882447][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.882447][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.882447][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.882447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.882447][ T10] [ 3274.885266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3274.885266][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3274.885266][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3274.885266][ T10] ipv6_find_idev+0x102/0x170 [ 3274.885266][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.885266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.885266][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.885266][ T10] netlink_unicast+0x449/0x710 [ 3274.885266][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.885266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.885266][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.885266][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.885266][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.885266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.885266][ T10] [ 3274.888327][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3274.888707][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3274.888707][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.888707][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.888707][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.888707][ T10] ip6_route_add+0x1c/0x140 [ 3274.888707][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3274.888707][ T10] inet6_addr_add+0x4f8/0xa40 [ 3274.888707][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.888707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.888707][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.888707][ T10] netlink_unicast+0x449/0x710 [ 3274.888707][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.888707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.888707][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.888707][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.888707][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.888707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.888707][ T10] [ 3274.892393][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3274.892393][ T10] netdev_get_by_index+0x5e/0x80 [ 3274.892393][ T10] fib6_nh_init+0x3d8/0x1580 [ 3274.892393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3274.892393][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3274.892393][ T10] ipv6_add_addr+0x411/0x2000 [ 3274.892393][ T10] inet6_addr_add+0x30e/0xa40 [ 3274.892393][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3274.892393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.892393][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.892393][ T10] netlink_unicast+0x449/0x710 [ 3274.892393][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.892393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.892393][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.892393][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.892393][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.892393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.892393][ T10] [ 3274.895960][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3274.895960][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3274.895960][ T10] ipv6_find_idev+0x102/0x170 [ 3274.895960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.895960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.895960][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.895960][ T10] netlink_unicast+0x449/0x710 [ 3274.895960][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.895960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.895960][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.895960][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.895960][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.895960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.895960][ T10] [ 3274.898788][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3274.898788][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3274.898788][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3274.898788][ T10] ipv6_find_idev+0x102/0x170 [ 3274.898788][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3274.898788][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3274.898788][ T10] netlink_rcv_skb+0x130/0x360 [ 3274.898788][ T10] netlink_unicast+0x449/0x710 [ 3274.898788][ T10] netlink_sendmsg+0x723/0xbe0 [ 3274.898788][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3274.898788][ T10] ___sys_sendmsg+0xee/0x170 [ 3274.898788][ T10] __sys_sendmsg+0xcd/0x170 [ 3274.898788][ T10] do_syscall_64+0xc6/0x1e0 [ 3274.898788][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3274.898788][ T10] [ 3285.119013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3285.119502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.119502][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3285.119502][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3285.119502][ T10] fib6_nh_init+0xa22/0x1580 [ 3285.119502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.119502][ T10] ip6_route_add+0x1c/0x140 [ 3285.119502][ T10] inet6_rtm_newroute+0x104/0x110 [ 3285.119502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.119502][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.119502][ T10] netlink_unicast+0x449/0x710 [ 3285.119502][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.119502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.119502][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.119502][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.119502][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.119502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.119502][ T10] [ 3285.122629][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.122629][ T10] dst_init+0x84/0x4a0 [ 3285.122629][ T10] dst_alloc+0x97/0x150 [ 3285.122629][ T10] ip6_dst_alloc+0x23/0x90 [ 3285.122629][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3285.122629][ T10] ip6_pol_route+0x56f/0x840 [ 3285.122629][ T10] fib6_rule_lookup+0x456/0x630 [ 3285.122629][ T10] ip6_route_input+0x59c/0xa50 [ 3285.122629][ T10] ipv6_rcv+0x397/0x810 [ 3285.122629][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3285.122629][ T10] process_backlog+0x101/0x620 [ 3285.122629][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3285.122629][ T10] net_rx_action+0x495/0xbe0 [ 3285.122629][ T10] __do_softirq+0x1b5/0x7f6 [ 3285.122629][ T10] [ 3285.125289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.125289][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.125289][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.125289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.125289][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3285.125289][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3285.125289][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3285.125289][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3285.125289][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3285.125289][ T10] addrconf_dad_begin+0x310/0x670 [ 3285.125289][ T10] addrconf_dad_work+0x10b/0xab0 [ 3285.125289][ T10] process_one_work+0x84d/0x18a0 [ 3285.125289][ T10] worker_thread+0x587/0xd30 [ 3285.125289][ T10] kthread+0x28a/0x350 [ 3285.125289][ T10] ret_from_fork+0x31/0x70 [ 3285.125289][ T10] ret_from_fork_asm+0x1a/0x30 [ 3285.125289][ T10] [ 3285.128374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.128374][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.128374][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.128374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.128374][ T10] ip6_route_add+0x1c/0x140 [ 3285.128374][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3285.128374][ T10] inet6_addr_add+0x4f8/0xa40 [ 3285.128374][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.128374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.128374][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.128374][ T10] netlink_unicast+0x449/0x710 [ 3285.128374][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.128374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.128374][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.128374][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.128374][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.128374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.128374][ T10] [ 3285.131618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.131618][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.131618][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.131618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.131618][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3285.131618][ T10] ipv6_add_addr+0x411/0x2000 [ 3285.131618][ T10] inet6_addr_add+0x30e/0xa40 [ 3285.131618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.131618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.131618][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.131618][ T10] netlink_unicast+0x449/0x710 [ 3285.131618][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.131618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.131618][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.131618][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.131618][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.131618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.131618][ T10] [ 3285.134853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.134853][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.134853][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.134853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.134853][ T10] ip6_route_add+0x1c/0x140 [ 3285.134853][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3285.134853][ T10] addrconf_add_dev+0xe2/0x170 [ 3285.134853][ T10] inet6_addr_add+0x12f/0xa40 [ 3285.134853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.134853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.134853][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.134853][ T10] netlink_unicast+0x449/0x710 [ 3285.134853][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.134853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.134853][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.134853][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.134853][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.134853][ T10] [ 3285.138035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.138035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3285.138035][ T10] ipv6_find_idev+0x102/0x170 [ 3285.138035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.138035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.138035][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.138035][ T10] netlink_unicast+0x449/0x710 [ 3285.138035][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.138035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.138035][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.138035][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.138035][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.138035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.138035][ T10] [ 3285.140539][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3285.140539][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3285.140539][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3285.140539][ T10] ipv6_find_idev+0x102/0x170 [ 3285.140539][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.140539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.140539][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.140539][ T10] netlink_unicast+0x449/0x710 [ 3285.140539][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.140539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.140539][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.140539][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.140539][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.140539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.140539][ T10] [ 3285.143284][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3285.143741][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3285.143741][ T10] dst_init+0x84/0x4a0 [ 3285.143741][ T10] dst_alloc+0x97/0x150 [ 3285.143741][ T10] ip6_dst_alloc+0x23/0x90 [ 3285.143741][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3285.143741][ T10] ip6_pol_route+0x56f/0x840 [ 3285.143741][ T10] fib6_rule_lookup+0x456/0x630 [ 3285.143741][ T10] ip6_route_input+0x59c/0xa50 [ 3285.143741][ T10] ipv6_rcv+0x397/0x810 [ 3285.143741][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3285.143741][ T10] process_backlog+0x101/0x620 [ 3285.143741][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3285.143741][ T10] net_rx_action+0x495/0xbe0 [ 3285.143741][ T10] __do_softirq+0x1b5/0x7f6 [ 3285.143741][ T10] [ 3285.146383][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.146383][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3285.146383][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3285.146383][ T10] fib6_nh_init+0xa22/0x1580 [ 3285.146383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.146383][ T10] ip6_route_add+0x1c/0x140 [ 3285.146383][ T10] inet6_rtm_newroute+0x104/0x110 [ 3285.146383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.146383][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.146383][ T10] netlink_unicast+0x449/0x710 [ 3285.146383][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.146383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.146383][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.146383][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.146383][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.146383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.146383][ T10] [ 3285.149446][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.149446][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.149446][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.149446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.149446][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3285.149446][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3285.149446][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3285.149446][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3285.149446][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3285.149446][ T10] addrconf_dad_begin+0x310/0x670 [ 3285.149446][ T10] addrconf_dad_work+0x10b/0xab0 [ 3285.149446][ T10] process_one_work+0x84d/0x18a0 [ 3285.149446][ T10] worker_thread+0x587/0xd30 [ 3285.149446][ T10] kthread+0x28a/0x350 [ 3285.149446][ T10] ret_from_fork+0x31/0x70 [ 3285.149446][ T10] ret_from_fork_asm+0x1a/0x30 [ 3285.149446][ T10] [ 3285.152521][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.152521][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.152521][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.152521][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.152521][ T10] ip6_route_add+0x1c/0x140 [ 3285.152521][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3285.152521][ T10] inet6_addr_add+0x4f8/0xa40 [ 3285.152521][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.152521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.152521][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.152521][ T10] netlink_unicast+0x449/0x710 [ 3285.152521][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.152521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.152521][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.152521][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.152521][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.152521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.152521][ T10] [ 3285.155749][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.155749][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.155749][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.155749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.155749][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3285.155749][ T10] ipv6_add_addr+0x411/0x2000 [ 3285.155749][ T10] inet6_addr_add+0x30e/0xa40 [ 3285.155749][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.155749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.155749][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.155749][ T10] netlink_unicast+0x449/0x710 [ 3285.155749][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.155749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.155749][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.155749][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.155749][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.155749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.155749][ T10] [ 3285.158955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.158955][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.158955][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.158955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.158955][ T10] ip6_route_add+0x1c/0x140 [ 3285.158955][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3285.158955][ T10] addrconf_add_dev+0xe2/0x170 [ 3285.158955][ T10] inet6_addr_add+0x12f/0xa40 [ 3285.158955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.158955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.158955][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.158955][ T10] netlink_unicast+0x449/0x710 [ 3285.158955][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.158955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.158955][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.158955][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.158955][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.158955][ T10] [ 3285.162470][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.162470][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3285.162470][ T10] ipv6_find_idev+0x102/0x170 [ 3285.162470][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.162470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.162470][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.162470][ T10] netlink_unicast+0x449/0x710 [ 3285.162470][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.162470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.162470][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.162470][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.162470][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.162470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.162470][ T10] [ 3285.165333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3285.165333][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3285.165333][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3285.165333][ T10] ipv6_find_idev+0x102/0x170 [ 3285.165333][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.165333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.165333][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.165333][ T10] netlink_unicast+0x449/0x710 [ 3285.165333][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.165333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.165333][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.165333][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.165333][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.165333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.165333][ T10] [ 3285.168405][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3285.168792][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3285.168792][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.168792][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.168792][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.168792][ T10] ip6_route_add+0x1c/0x140 [ 3285.168792][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3285.168792][ T10] inet6_addr_add+0x4f8/0xa40 [ 3285.168792][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.168792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.168792][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.168792][ T10] netlink_unicast+0x449/0x710 [ 3285.168792][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.168792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.168792][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.168792][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.168792][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.168792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.168792][ T10] [ 3285.172491][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3285.172491][ T10] netdev_get_by_index+0x5e/0x80 [ 3285.172491][ T10] fib6_nh_init+0x3d8/0x1580 [ 3285.172491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3285.172491][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3285.172491][ T10] ipv6_add_addr+0x411/0x2000 [ 3285.172491][ T10] inet6_addr_add+0x30e/0xa40 [ 3285.172491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3285.172491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.172491][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.172491][ T10] netlink_unicast+0x449/0x710 [ 3285.172491][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.172491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.172491][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.172491][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.172491][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.172491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.172491][ T10] [ 3285.176042][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3285.176042][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3285.176042][ T10] ipv6_find_idev+0x102/0x170 [ 3285.176042][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.176042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.176042][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.176042][ T10] netlink_unicast+0x449/0x710 [ 3285.176042][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.176042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.176042][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.176042][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.176042][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.176042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.176042][ T10] [ 3285.178909][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3285.178909][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3285.178909][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3285.178909][ T10] ipv6_find_idev+0x102/0x170 [ 3285.178909][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3285.178909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3285.178909][ T10] netlink_rcv_skb+0x130/0x360 [ 3285.178909][ T10] netlink_unicast+0x449/0x710 [ 3285.178909][ T10] netlink_sendmsg+0x723/0xbe0 [ 3285.178909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3285.178909][ T10] ___sys_sendmsg+0xee/0x170 [ 3285.178909][ T10] __sys_sendmsg+0xcd/0x170 [ 3285.178909][ T10] do_syscall_64+0xc6/0x1e0 [ 3285.178909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3285.178909][ T10] [ 3295.246969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3295.247514][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.247514][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3295.247514][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3295.247514][ T10] fib6_nh_init+0xa22/0x1580 [ 3295.247514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.247514][ T10] ip6_route_add+0x1c/0x140 [ 3295.247514][ T10] inet6_rtm_newroute+0x104/0x110 [ 3295.247514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.247514][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.247514][ T10] netlink_unicast+0x449/0x710 [ 3295.247514][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.247514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.247514][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.247514][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.247514][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.247514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.247514][ T10] [ 3295.250587][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.250587][ T10] dst_init+0x84/0x4a0 [ 3295.250587][ T10] dst_alloc+0x97/0x150 [ 3295.250587][ T10] ip6_dst_alloc+0x23/0x90 [ 3295.250587][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3295.250587][ T10] ip6_pol_route+0x56f/0x840 [ 3295.250587][ T10] fib6_rule_lookup+0x456/0x630 [ 3295.250587][ T10] ip6_route_input+0x59c/0xa50 [ 3295.250587][ T10] ipv6_rcv+0x397/0x810 [ 3295.250587][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3295.250587][ T10] process_backlog+0x101/0x620 [ 3295.250587][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3295.250587][ T10] net_rx_action+0x495/0xbe0 [ 3295.250587][ T10] __do_softirq+0x1b5/0x7f6 [ 3295.250587][ T10] [ 3295.253255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.253255][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.253255][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.253255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.253255][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3295.253255][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3295.253255][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3295.253255][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3295.253255][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3295.253255][ T10] addrconf_dad_begin+0x310/0x670 [ 3295.253255][ T10] addrconf_dad_work+0x10b/0xab0 [ 3295.253255][ T10] process_one_work+0x84d/0x18a0 [ 3295.253255][ T10] worker_thread+0x587/0xd30 [ 3295.253255][ T10] kthread+0x28a/0x350 [ 3295.253255][ T10] ret_from_fork+0x31/0x70 [ 3295.253255][ T10] ret_from_fork_asm+0x1a/0x30 [ 3295.253255][ T10] [ 3295.256340][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.256340][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.256340][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.256340][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.256340][ T10] ip6_route_add+0x1c/0x140 [ 3295.256340][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3295.256340][ T10] inet6_addr_add+0x4f8/0xa40 [ 3295.256340][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.256340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.256340][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.256340][ T10] netlink_unicast+0x449/0x710 [ 3295.256340][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.256340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.256340][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.256340][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.256340][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.256340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.256340][ T10] [ 3295.259554][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.259554][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.259554][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.259554][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.259554][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3295.259554][ T10] ipv6_add_addr+0x411/0x2000 [ 3295.259554][ T10] inet6_addr_add+0x30e/0xa40 [ 3295.259554][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.259554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.259554][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.259554][ T10] netlink_unicast+0x449/0x710 [ 3295.259554][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.259554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.259554][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.259554][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.259554][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.259554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.259554][ T10] [ 3295.263366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.263366][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.263366][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.263366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.263366][ T10] ip6_route_add+0x1c/0x140 [ 3295.263366][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3295.263366][ T10] addrconf_add_dev+0xe2/0x170 [ 3295.263366][ T10] inet6_addr_add+0x12f/0xa40 [ 3295.263366][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.263366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.263366][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.263366][ T10] netlink_unicast+0x449/0x710 [ 3295.263366][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.263366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.263366][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.263366][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.263366][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.263366][ T10] [ 3295.266527][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.266527][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3295.266527][ T10] ipv6_find_idev+0x102/0x170 [ 3295.266527][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.266527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.266527][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.266527][ T10] netlink_unicast+0x449/0x710 [ 3295.266527][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.266527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.266527][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.266527][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.266527][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.266527][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.266527][ T10] [ 3295.269006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3295.269006][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3295.269006][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3295.269006][ T10] ipv6_find_idev+0x102/0x170 [ 3295.269006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.269006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.269006][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.269006][ T10] netlink_unicast+0x449/0x710 [ 3295.269006][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.269006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.269006][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.269006][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.269006][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.269006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.269006][ T10] [ 3295.271747][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3295.272202][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3295.272202][ T10] dst_init+0x84/0x4a0 [ 3295.272202][ T10] dst_alloc+0x97/0x150 [ 3295.272202][ T10] ip6_dst_alloc+0x23/0x90 [ 3295.272202][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3295.272202][ T10] ip6_pol_route+0x56f/0x840 [ 3295.272202][ T10] fib6_rule_lookup+0x456/0x630 [ 3295.272202][ T10] ip6_route_input+0x59c/0xa50 [ 3295.272202][ T10] ipv6_rcv+0x397/0x810 [ 3295.272202][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3295.272202][ T10] process_backlog+0x101/0x620 [ 3295.272202][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3295.272202][ T10] net_rx_action+0x495/0xbe0 [ 3295.272202][ T10] __do_softirq+0x1b5/0x7f6 [ 3295.272202][ T10] [ 3295.274840][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.274840][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3295.274840][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3295.274840][ T10] fib6_nh_init+0xa22/0x1580 [ 3295.274840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.274840][ T10] ip6_route_add+0x1c/0x140 [ 3295.274840][ T10] inet6_rtm_newroute+0x104/0x110 [ 3295.274840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.274840][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.274840][ T10] netlink_unicast+0x449/0x710 [ 3295.274840][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.274840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.274840][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.274840][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.274840][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.274840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.274840][ T10] [ 3295.277886][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.277886][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.277886][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.277886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.277886][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3295.277886][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3295.277886][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3295.277886][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3295.277886][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3295.277886][ T10] addrconf_dad_begin+0x310/0x670 [ 3295.277886][ T10] addrconf_dad_work+0x10b/0xab0 [ 3295.277886][ T10] process_one_work+0x84d/0x18a0 [ 3295.277886][ T10] worker_thread+0x587/0xd30 [ 3295.277886][ T10] kthread+0x28a/0x350 [ 3295.277886][ T10] ret_from_fork+0x31/0x70 [ 3295.277886][ T10] ret_from_fork_asm+0x1a/0x30 [ 3295.277886][ T10] [ 3295.280983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.280983][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.280983][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.280983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.280983][ T10] ip6_route_add+0x1c/0x140 [ 3295.280983][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3295.280983][ T10] inet6_addr_add+0x4f8/0xa40 [ 3295.280983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.280983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.280983][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.280983][ T10] netlink_unicast+0x449/0x710 [ 3295.280983][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.280983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.280983][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.280983][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.280983][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.280983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.280983][ T10] [ 3295.284208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.284208][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.284208][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.284208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.284208][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3295.284208][ T10] ipv6_add_addr+0x411/0x2000 [ 3295.284208][ T10] inet6_addr_add+0x30e/0xa40 [ 3295.284208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.284208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.284208][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.284208][ T10] netlink_unicast+0x449/0x710 [ 3295.284208][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.284208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.284208][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.284208][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.284208][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.284208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.284208][ T10] [ 3295.287428][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.287428][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.287428][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.287428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.287428][ T10] ip6_route_add+0x1c/0x140 [ 3295.287428][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3295.287428][ T10] addrconf_add_dev+0xe2/0x170 [ 3295.287428][ T10] inet6_addr_add+0x12f/0xa40 [ 3295.287428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.287428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.287428][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.287428][ T10] netlink_unicast+0x449/0x710 [ 3295.287428][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.287428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.287428][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.287428][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.287428][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.287428][ T10] [ 3295.291296][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.291296][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3295.291296][ T10] ipv6_find_idev+0x102/0x170 [ 3295.291296][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.291296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.291296][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.291296][ T10] netlink_unicast+0x449/0x710 [ 3295.291296][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.291296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.291296][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.291296][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.291296][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.291296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.291296][ T10] [ 3295.294123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3295.294123][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3295.294123][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3295.294123][ T10] ipv6_find_idev+0x102/0x170 [ 3295.294123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.294123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.294123][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.294123][ T10] netlink_unicast+0x449/0x710 [ 3295.294123][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.294123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.294123][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.294123][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.294123][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.294123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.294123][ T10] [ 3295.297214][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3295.297597][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3295.297597][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.297597][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.297597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.297597][ T10] ip6_route_add+0x1c/0x140 [ 3295.297597][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3295.297597][ T10] inet6_addr_add+0x4f8/0xa40 [ 3295.297597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.297597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.297597][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.297597][ T10] netlink_unicast+0x449/0x710 [ 3295.297597][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.297597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.297597][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.297597][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.297597][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.297597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.297597][ T10] [ 3295.301280][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3295.301280][ T10] netdev_get_by_index+0x5e/0x80 [ 3295.301280][ T10] fib6_nh_init+0x3d8/0x1580 [ 3295.301280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3295.301280][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3295.301280][ T10] ipv6_add_addr+0x411/0x2000 [ 3295.301280][ T10] inet6_addr_add+0x30e/0xa40 [ 3295.301280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3295.301280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.301280][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.301280][ T10] netlink_unicast+0x449/0x710 [ 3295.301280][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.301280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.301280][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.301280][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.301280][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.301280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.301280][ T10] [ 3295.304931][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3295.304931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3295.304931][ T10] ipv6_find_idev+0x102/0x170 [ 3295.304931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.304931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.304931][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.304931][ T10] netlink_unicast+0x449/0x710 [ 3295.304931][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.304931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.304931][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.304931][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.304931][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.304931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.304931][ T10] [ 3295.307745][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3295.307745][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3295.307745][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3295.307745][ T10] ipv6_find_idev+0x102/0x170 [ 3295.307745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3295.307745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3295.307745][ T10] netlink_rcv_skb+0x130/0x360 [ 3295.307745][ T10] netlink_unicast+0x449/0x710 [ 3295.307745][ T10] netlink_sendmsg+0x723/0xbe0 [ 3295.307745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3295.307745][ T10] ___sys_sendmsg+0xee/0x170 [ 3295.307745][ T10] __sys_sendmsg+0xcd/0x170 [ 3295.307745][ T10] do_syscall_64+0xc6/0x1e0 [ 3295.307745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3295.307745][ T10] [ 3305.335081][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3305.335584][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.335584][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3305.335584][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3305.335584][ T10] fib6_nh_init+0xa22/0x1580 [ 3305.335584][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.335584][ T10] ip6_route_add+0x1c/0x140 [ 3305.335584][ T10] inet6_rtm_newroute+0x104/0x110 [ 3305.335584][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.335584][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.335584][ T10] netlink_unicast+0x449/0x710 [ 3305.335584][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.335584][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.335584][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.335584][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.335584][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.335584][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.335584][ T10] [ 3305.337508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.337508][ T10] dst_init+0x84/0x4a0 [ 3305.337508][ T10] dst_alloc+0x97/0x150 [ 3305.337508][ T10] ip6_dst_alloc+0x23/0x90 [ 3305.337508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3305.337508][ T10] ip6_pol_route+0x56f/0x840 [ 3305.337508][ T10] fib6_rule_lookup+0x456/0x630 [ 3305.337508][ T10] ip6_route_input+0x59c/0xa50 [ 3305.337508][ T10] ipv6_rcv+0x397/0x810 [ 3305.337508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3305.337508][ T10] process_backlog+0x101/0x620 [ 3305.337508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3305.337508][ T10] net_rx_action+0x495/0xbe0 [ 3305.337508][ T10] __do_softirq+0x1b5/0x7f6 [ 3305.337508][ T10] [ 3305.339192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.339192][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.339192][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.339192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.339192][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3305.339192][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3305.339192][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3305.339192][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3305.339192][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3305.339192][ T10] addrconf_dad_begin+0x310/0x670 [ 3305.339192][ T10] addrconf_dad_work+0x10b/0xab0 [ 3305.339192][ T10] process_one_work+0x84d/0x18a0 [ 3305.339192][ T10] worker_thread+0x587/0xd30 [ 3305.339192][ T10] kthread+0x28a/0x350 [ 3305.339192][ T10] ret_from_fork+0x31/0x70 [ 3305.339192][ T10] ret_from_fork_asm+0x1a/0x30 [ 3305.339192][ T10] [ 3305.341529][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.341529][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.341529][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.341529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.341529][ T10] ip6_route_add+0x1c/0x140 [ 3305.341529][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3305.341529][ T10] inet6_addr_add+0x4f8/0xa40 [ 3305.341529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.341529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.341529][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.341529][ T10] netlink_unicast+0x449/0x710 [ 3305.341529][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.341529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.341529][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.341529][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.341529][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.341529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.341529][ T10] [ 3305.343561][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.343561][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.343561][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.343561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.343561][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3305.343561][ T10] ipv6_add_addr+0x411/0x2000 [ 3305.343561][ T10] inet6_addr_add+0x30e/0xa40 [ 3305.343561][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.343561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.343561][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.343561][ T10] netlink_unicast+0x449/0x710 [ 3305.343561][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.343561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.343561][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.343561][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.343561][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.343561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.343561][ T10] [ 3305.345609][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.345609][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.345609][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.345609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.345609][ T10] ip6_route_add+0x1c/0x140 [ 3305.345609][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3305.345609][ T10] addrconf_add_dev+0xe2/0x170 [ 3305.345609][ T10] inet6_addr_add+0x12f/0xa40 [ 3305.345609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.345609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.345609][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.345609][ T10] netlink_unicast+0x449/0x710 [ 3305.345609][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.345609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.345609][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.345609][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.345609][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.345609][ T10] [ 3305.347608][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.347608][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3305.347608][ T10] ipv6_find_idev+0x102/0x170 [ 3305.347608][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.347608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.347608][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.347608][ T10] netlink_unicast+0x449/0x710 [ 3305.347608][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.347608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.347608][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.347608][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.347608][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.347608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.347608][ T10] [ 3305.349175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3305.349175][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3305.349175][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3305.349175][ T10] ipv6_find_idev+0x102/0x170 [ 3305.349175][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.349175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.349175][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.349175][ T10] netlink_unicast+0x449/0x710 [ 3305.349175][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.349175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.349175][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.349175][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.349175][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.349175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.349175][ T10] [ 3305.350968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3305.351254][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3305.351254][ T10] dst_init+0x84/0x4a0 [ 3305.351254][ T10] dst_alloc+0x97/0x150 [ 3305.351254][ T10] ip6_dst_alloc+0x23/0x90 [ 3305.351254][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3305.351254][ T10] ip6_pol_route+0x56f/0x840 [ 3305.351254][ T10] fib6_rule_lookup+0x456/0x630 [ 3305.351254][ T10] ip6_route_input+0x59c/0xa50 [ 3305.351254][ T10] ipv6_rcv+0x397/0x810 [ 3305.351254][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3305.351254][ T10] process_backlog+0x101/0x620 [ 3305.351254][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3305.351254][ T10] net_rx_action+0x495/0xbe0 [ 3305.351254][ T10] __do_softirq+0x1b5/0x7f6 [ 3305.351254][ T10] [ 3305.352927][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.352927][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3305.352927][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3305.352927][ T10] fib6_nh_init+0xa22/0x1580 [ 3305.352927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.352927][ T10] ip6_route_add+0x1c/0x140 [ 3305.352927][ T10] inet6_rtm_newroute+0x104/0x110 [ 3305.352927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.352927][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.352927][ T10] netlink_unicast+0x449/0x710 [ 3305.352927][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.352927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.352927][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.352927][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.352927][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.352927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.352927][ T10] [ 3305.354839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.354839][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.354839][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.354839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.354839][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3305.354839][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3305.354839][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3305.354839][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3305.354839][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3305.354839][ T10] addrconf_dad_begin+0x310/0x670 [ 3305.354839][ T10] addrconf_dad_work+0x10b/0xab0 [ 3305.354839][ T10] process_one_work+0x84d/0x18a0 [ 3305.354839][ T10] worker_thread+0x587/0xd30 [ 3305.354839][ T10] kthread+0x28a/0x350 [ 3305.354839][ T10] ret_from_fork+0x31/0x70 [ 3305.354839][ T10] ret_from_fork_asm+0x1a/0x30 [ 3305.354839][ T10] [ 3305.356769][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.356769][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.356769][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.356769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.356769][ T10] ip6_route_add+0x1c/0x140 [ 3305.356769][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3305.356769][ T10] inet6_addr_add+0x4f8/0xa40 [ 3305.356769][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.356769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.356769][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.356769][ T10] netlink_unicast+0x449/0x710 [ 3305.356769][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.356769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.356769][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.356769][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.356769][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.356769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.356769][ T10] [ 3305.358801][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.358801][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.358801][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.358801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.358801][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3305.358801][ T10] ipv6_add_addr+0x411/0x2000 [ 3305.358801][ T10] inet6_addr_add+0x30e/0xa40 [ 3305.358801][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.358801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.358801][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.358801][ T10] netlink_unicast+0x449/0x710 [ 3305.358801][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.358801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.358801][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.358801][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.358801][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.358801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.358801][ T10] [ 3305.360835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.360835][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.360835][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.360835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.360835][ T10] ip6_route_add+0x1c/0x140 [ 3305.360835][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3305.360835][ T10] addrconf_add_dev+0xe2/0x170 [ 3305.360835][ T10] inet6_addr_add+0x12f/0xa40 [ 3305.360835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.360835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.360835][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.360835][ T10] netlink_unicast+0x449/0x710 [ 3305.360835][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.360835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.360835][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.360835][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.360835][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.360835][ T10] [ 3305.362960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.362960][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3305.362960][ T10] ipv6_find_idev+0x102/0x170 [ 3305.362960][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.362960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.362960][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.362960][ T10] netlink_unicast+0x449/0x710 [ 3305.362960][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.362960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.362960][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.362960][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.362960][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.362960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.362960][ T10] [ 3305.364771][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3305.364771][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3305.364771][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3305.364771][ T10] ipv6_find_idev+0x102/0x170 [ 3305.364771][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.364771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.364771][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.364771][ T10] netlink_unicast+0x449/0x710 [ 3305.364771][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.364771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.364771][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.364771][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.364771][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.364771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.364771][ T10] [ 3305.366732][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3305.366991][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3305.366991][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.366991][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.366991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.366991][ T10] ip6_route_add+0x1c/0x140 [ 3305.366991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3305.366991][ T10] inet6_addr_add+0x4f8/0xa40 [ 3305.366991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.366991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.366991][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.366991][ T10] netlink_unicast+0x449/0x710 [ 3305.366991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.366991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.366991][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.366991][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.366991][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.366991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.366991][ T10] [ 3305.369300][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3305.369300][ T10] netdev_get_by_index+0x5e/0x80 [ 3305.369300][ T10] fib6_nh_init+0x3d8/0x1580 [ 3305.369300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3305.369300][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3305.369300][ T10] ipv6_add_addr+0x411/0x2000 [ 3305.369300][ T10] inet6_addr_add+0x30e/0xa40 [ 3305.369300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3305.369300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.369300][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.369300][ T10] netlink_unicast+0x449/0x710 [ 3305.369300][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.369300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.369300][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.369300][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.369300][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.369300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.369300][ T10] [ 3305.371574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3305.371574][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3305.371574][ T10] ipv6_find_idev+0x102/0x170 [ 3305.371574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.371574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.371574][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.371574][ T10] netlink_unicast+0x449/0x710 [ 3305.371574][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.371574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.371574][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.371574][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.371574][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.371574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.371574][ T10] [ 3305.373407][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3305.373407][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3305.373407][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3305.373407][ T10] ipv6_find_idev+0x102/0x170 [ 3305.373407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3305.373407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3305.373407][ T10] netlink_rcv_skb+0x130/0x360 [ 3305.373407][ T10] netlink_unicast+0x449/0x710 [ 3305.373407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3305.373407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3305.373407][ T10] ___sys_sendmsg+0xee/0x170 [ 3305.373407][ T10] __sys_sendmsg+0xcd/0x170 [ 3305.373407][ T10] do_syscall_64+0xc6/0x1e0 [ 3305.373407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3305.373407][ T10] [ 3315.446913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3315.447407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.447407][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3315.447407][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3315.447407][ T10] fib6_nh_init+0xa22/0x1580 [ 3315.447407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.447407][ T10] ip6_route_add+0x1c/0x140 [ 3315.447407][ T10] inet6_rtm_newroute+0x104/0x110 [ 3315.447407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.447407][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.447407][ T10] netlink_unicast+0x449/0x710 [ 3315.447407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.447407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.447407][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.447407][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.447407][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.447407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.447407][ T10] [ 3315.449348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.449348][ T10] dst_init+0x84/0x4a0 [ 3315.449348][ T10] dst_alloc+0x97/0x150 [ 3315.449348][ T10] ip6_dst_alloc+0x23/0x90 [ 3315.449348][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3315.449348][ T10] ip6_pol_route+0x56f/0x840 [ 3315.449348][ T10] fib6_rule_lookup+0x456/0x630 [ 3315.449348][ T10] ip6_route_input+0x59c/0xa50 [ 3315.449348][ T10] ipv6_rcv+0x397/0x810 [ 3315.449348][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3315.449348][ T10] process_backlog+0x101/0x620 [ 3315.449348][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3315.449348][ T10] net_rx_action+0x495/0xbe0 [ 3315.449348][ T10] __do_softirq+0x1b5/0x7f6 [ 3315.449348][ T10] [ 3315.451045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.451045][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.451045][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.451045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.451045][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3315.451045][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3315.451045][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3315.451045][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3315.451045][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3315.451045][ T10] addrconf_dad_begin+0x310/0x670 [ 3315.451045][ T10] addrconf_dad_work+0x10b/0xab0 [ 3315.451045][ T10] process_one_work+0x84d/0x18a0 [ 3315.451045][ T10] worker_thread+0x587/0xd30 [ 3315.451045][ T10] kthread+0x28a/0x350 [ 3315.451045][ T10] ret_from_fork+0x31/0x70 [ 3315.451045][ T10] ret_from_fork_asm+0x1a/0x30 [ 3315.451045][ T10] [ 3315.452990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.452990][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.452990][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.452990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.452990][ T10] ip6_route_add+0x1c/0x140 [ 3315.452990][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3315.452990][ T10] inet6_addr_add+0x4f8/0xa40 [ 3315.452990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.452990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.452990][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.452990][ T10] netlink_unicast+0x449/0x710 [ 3315.452990][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.452990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.452990][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.452990][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.452990][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.452990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.452990][ T10] [ 3315.455018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.455018][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.455018][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.455018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.455018][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3315.455018][ T10] ipv6_add_addr+0x411/0x2000 [ 3315.455018][ T10] inet6_addr_add+0x30e/0xa40 [ 3315.455018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.455018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.455018][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.455018][ T10] netlink_unicast+0x449/0x710 [ 3315.455018][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.455018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.455018][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.455018][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.455018][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.455018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.455018][ T10] [ 3315.457055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.457055][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.457055][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.457055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.457055][ T10] ip6_route_add+0x1c/0x140 [ 3315.457055][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3315.457055][ T10] addrconf_add_dev+0xe2/0x170 [ 3315.457055][ T10] inet6_addr_add+0x12f/0xa40 [ 3315.457055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.457055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.457055][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.457055][ T10] netlink_unicast+0x449/0x710 [ 3315.457055][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.457055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.457055][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.457055][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.457055][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.457055][ T10] [ 3315.459079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.459079][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3315.459079][ T10] ipv6_find_idev+0x102/0x170 [ 3315.459079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.459079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.459079][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.459079][ T10] netlink_unicast+0x449/0x710 [ 3315.459079][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.459079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.459079][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.459079][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.459079][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.459079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.459079][ T10] [ 3315.460697][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3315.460697][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3315.460697][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3315.460697][ T10] ipv6_find_idev+0x102/0x170 [ 3315.460697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.460697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.460697][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.460697][ T10] netlink_unicast+0x449/0x710 [ 3315.460697][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.460697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.460697][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.460697][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.460697][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.460697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.460697][ T10] [ 3315.462424][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3315.462702][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3315.462702][ T10] dst_init+0x84/0x4a0 [ 3315.462702][ T10] dst_alloc+0x97/0x150 [ 3315.462702][ T10] ip6_dst_alloc+0x23/0x90 [ 3315.462702][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3315.462702][ T10] ip6_pol_route+0x56f/0x840 [ 3315.462702][ T10] fib6_rule_lookup+0x456/0x630 [ 3315.462702][ T10] ip6_route_input+0x59c/0xa50 [ 3315.462702][ T10] ipv6_rcv+0x397/0x810 [ 3315.462702][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3315.462702][ T10] process_backlog+0x101/0x620 [ 3315.462702][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3315.462702][ T10] net_rx_action+0x495/0xbe0 [ 3315.462702][ T10] __do_softirq+0x1b5/0x7f6 [ 3315.462702][ T10] [ 3315.464364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.464364][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3315.464364][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3315.464364][ T10] fib6_nh_init+0xa22/0x1580 [ 3315.464364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.464364][ T10] ip6_route_add+0x1c/0x140 [ 3315.464364][ T10] inet6_rtm_newroute+0x104/0x110 [ 3315.464364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.464364][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.464364][ T10] netlink_unicast+0x449/0x710 [ 3315.464364][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.464364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.464364][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.464364][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.464364][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.464364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.464364][ T10] [ 3315.466281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.466281][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.466281][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.466281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.466281][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3315.466281][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3315.466281][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3315.466281][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3315.466281][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3315.466281][ T10] addrconf_dad_begin+0x310/0x670 [ 3315.466281][ T10] addrconf_dad_work+0x10b/0xab0 [ 3315.466281][ T10] process_one_work+0x84d/0x18a0 [ 3315.466281][ T10] worker_thread+0x587/0xd30 [ 3315.466281][ T10] kthread+0x28a/0x350 [ 3315.466281][ T10] ret_from_fork+0x31/0x70 [ 3315.466281][ T10] ret_from_fork_asm+0x1a/0x30 [ 3315.466281][ T10] [ 3315.468222][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.468222][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.468222][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.468222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.468222][ T10] ip6_route_add+0x1c/0x140 [ 3315.468222][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3315.468222][ T10] inet6_addr_add+0x4f8/0xa40 [ 3315.468222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.468222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.468222][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.468222][ T10] netlink_unicast+0x449/0x710 [ 3315.468222][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.468222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.468222][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.468222][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.468222][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.468222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.468222][ T10] [ 3315.470272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.470272][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.470272][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.470272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.470272][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3315.470272][ T10] ipv6_add_addr+0x411/0x2000 [ 3315.470272][ T10] inet6_addr_add+0x30e/0xa40 [ 3315.470272][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.470272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.470272][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.470272][ T10] netlink_unicast+0x449/0x710 [ 3315.470272][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.470272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.470272][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.470272][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.470272][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.470272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.470272][ T10] [ 3315.472306][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.472306][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.472306][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.472306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.472306][ T10] ip6_route_add+0x1c/0x140 [ 3315.472306][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3315.472306][ T10] addrconf_add_dev+0xe2/0x170 [ 3315.472306][ T10] inet6_addr_add+0x12f/0xa40 [ 3315.472306][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.472306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.472306][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.472306][ T10] netlink_unicast+0x449/0x710 [ 3315.472306][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.472306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.472306][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.472306][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.472306][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.472306][ T10] [ 3315.474411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.474411][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3315.474411][ T10] ipv6_find_idev+0x102/0x170 [ 3315.474411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.474411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.474411][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.474411][ T10] netlink_unicast+0x449/0x710 [ 3315.474411][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.474411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.474411][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.474411][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.474411][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.474411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.474411][ T10] [ 3315.476160][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3315.476160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3315.476160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3315.476160][ T10] ipv6_find_idev+0x102/0x170 [ 3315.476160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.476160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.476160][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.476160][ T10] netlink_unicast+0x449/0x710 [ 3315.476160][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.476160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.476160][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.476160][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.476160][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.476160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.476160][ T10] [ 3315.478191][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3315.478437][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3315.478437][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.478437][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.478437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.478437][ T10] ip6_route_add+0x1c/0x140 [ 3315.478437][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3315.478437][ T10] inet6_addr_add+0x4f8/0xa40 [ 3315.478437][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.478437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.478437][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.478437][ T10] netlink_unicast+0x449/0x710 [ 3315.478437][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.478437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.478437][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.478437][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.478437][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.478437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.478437][ T10] [ 3315.480716][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3315.480716][ T10] netdev_get_by_index+0x5e/0x80 [ 3315.480716][ T10] fib6_nh_init+0x3d8/0x1580 [ 3315.480716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3315.480716][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3315.480716][ T10] ipv6_add_addr+0x411/0x2000 [ 3315.480716][ T10] inet6_addr_add+0x30e/0xa40 [ 3315.480716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3315.480716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.480716][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.480716][ T10] netlink_unicast+0x449/0x710 [ 3315.480716][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.480716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.480716][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.480716][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.480716][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.480716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.480716][ T10] [ 3315.482980][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3315.482980][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3315.482980][ T10] ipv6_find_idev+0x102/0x170 [ 3315.482980][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.482980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.482980][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.482980][ T10] netlink_unicast+0x449/0x710 [ 3315.482980][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.482980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.482980][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.482980][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.482980][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.482980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.482980][ T10] [ 3315.484728][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3315.484728][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3315.484728][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3315.484728][ T10] ipv6_find_idev+0x102/0x170 [ 3315.484728][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3315.484728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3315.484728][ T10] netlink_rcv_skb+0x130/0x360 [ 3315.484728][ T10] netlink_unicast+0x449/0x710 [ 3315.484728][ T10] netlink_sendmsg+0x723/0xbe0 [ 3315.484728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3315.484728][ T10] ___sys_sendmsg+0xee/0x170 [ 3315.484728][ T10] __sys_sendmsg+0xcd/0x170 [ 3315.484728][ T10] do_syscall_64+0xc6/0x1e0 [ 3315.484728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3315.484728][ T10] [ 3325.726976][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3325.727409][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.727409][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3325.727409][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3325.727409][ T10] fib6_nh_init+0xa22/0x1580 [ 3325.727409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.727409][ T10] ip6_route_add+0x1c/0x140 [ 3325.727409][ T10] inet6_rtm_newroute+0x104/0x110 [ 3325.727409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.727409][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.727409][ T10] netlink_unicast+0x449/0x710 [ 3325.727409][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.727409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.727409][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.727409][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.727409][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.727409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.727409][ T10] [ 3325.729372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.729372][ T10] dst_init+0x84/0x4a0 [ 3325.729372][ T10] dst_alloc+0x97/0x150 [ 3325.729372][ T10] ip6_dst_alloc+0x23/0x90 [ 3325.729372][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3325.729372][ T10] ip6_pol_route+0x56f/0x840 [ 3325.729372][ T10] fib6_rule_lookup+0x456/0x630 [ 3325.729372][ T10] ip6_route_input+0x59c/0xa50 [ 3325.729372][ T10] ipv6_rcv+0x397/0x810 [ 3325.729372][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3325.729372][ T10] process_backlog+0x101/0x620 [ 3325.729372][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3325.729372][ T10] net_rx_action+0x495/0xbe0 [ 3325.729372][ T10] __do_softirq+0x1b5/0x7f6 [ 3325.729372][ T10] [ 3325.731128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.731128][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.731128][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.731128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.731128][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3325.731128][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3325.731128][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3325.731128][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3325.731128][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3325.731128][ T10] addrconf_dad_begin+0x310/0x670 [ 3325.731128][ T10] addrconf_dad_work+0x10b/0xab0 [ 3325.731128][ T10] process_one_work+0x84d/0x18a0 [ 3325.731128][ T10] worker_thread+0x587/0xd30 [ 3325.731128][ T10] kthread+0x28a/0x350 [ 3325.731128][ T10] ret_from_fork+0x31/0x70 [ 3325.731128][ T10] ret_from_fork_asm+0x1a/0x30 [ 3325.731128][ T10] [ 3325.733167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.733167][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.733167][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.733167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.733167][ T10] ip6_route_add+0x1c/0x140 [ 3325.733167][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3325.733167][ T10] inet6_addr_add+0x4f8/0xa40 [ 3325.733167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.733167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.733167][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.733167][ T10] netlink_unicast+0x449/0x710 [ 3325.733167][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.733167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.733167][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.733167][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.733167][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.733167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.733167][ T10] [ 3325.735206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.735206][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.735206][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.735206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.735206][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3325.735206][ T10] ipv6_add_addr+0x411/0x2000 [ 3325.735206][ T10] inet6_addr_add+0x30e/0xa40 [ 3325.735206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.735206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.735206][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.735206][ T10] netlink_unicast+0x449/0x710 [ 3325.735206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.735206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.735206][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.735206][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.735206][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.735206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.735206][ T10] [ 3325.737234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.737234][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.737234][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.737234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.737234][ T10] ip6_route_add+0x1c/0x140 [ 3325.737234][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3325.737234][ T10] addrconf_add_dev+0xe2/0x170 [ 3325.737234][ T10] inet6_addr_add+0x12f/0xa40 [ 3325.737234][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.737234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.737234][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.737234][ T10] netlink_unicast+0x449/0x710 [ 3325.737234][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.737234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.737234][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.737234][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.737234][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.737234][ T10] [ 3325.739228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.739228][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3325.739228][ T10] ipv6_find_idev+0x102/0x170 [ 3325.739228][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.739228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.739228][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.739228][ T10] netlink_unicast+0x449/0x710 [ 3325.739228][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.739228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.739228][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.739228][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.739228][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.739228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.739228][ T10] [ 3325.740795][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3325.740795][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3325.740795][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3325.740795][ T10] ipv6_find_idev+0x102/0x170 [ 3325.740795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.740795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.740795][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.740795][ T10] netlink_unicast+0x449/0x710 [ 3325.740795][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.740795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.740795][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.740795][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.740795][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.740795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.740795][ T10] [ 3325.742546][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3325.742842][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3325.742842][ T10] dst_init+0x84/0x4a0 [ 3325.742842][ T10] dst_alloc+0x97/0x150 [ 3325.742842][ T10] ip6_dst_alloc+0x23/0x90 [ 3325.742842][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3325.742842][ T10] ip6_pol_route+0x56f/0x840 [ 3325.742842][ T10] fib6_rule_lookup+0x456/0x630 [ 3325.742842][ T10] ip6_route_input+0x59c/0xa50 [ 3325.742842][ T10] ipv6_rcv+0x397/0x810 [ 3325.742842][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3325.742842][ T10] process_backlog+0x101/0x620 [ 3325.742842][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3325.742842][ T10] net_rx_action+0x495/0xbe0 [ 3325.742842][ T10] __do_softirq+0x1b5/0x7f6 [ 3325.742842][ T10] [ 3325.744498][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.744498][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3325.744498][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3325.744498][ T10] fib6_nh_init+0xa22/0x1580 [ 3325.744498][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.744498][ T10] ip6_route_add+0x1c/0x140 [ 3325.744498][ T10] inet6_rtm_newroute+0x104/0x110 [ 3325.744498][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.744498][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.744498][ T10] netlink_unicast+0x449/0x710 [ 3325.744498][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.744498][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.744498][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.744498][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.744498][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.744498][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.744498][ T10] [ 3325.746401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.746401][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.746401][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.746401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.746401][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3325.746401][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3325.746401][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3325.746401][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3325.746401][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3325.746401][ T10] addrconf_dad_begin+0x310/0x670 [ 3325.746401][ T10] addrconf_dad_work+0x10b/0xab0 [ 3325.746401][ T10] process_one_work+0x84d/0x18a0 [ 3325.746401][ T10] worker_thread+0x587/0xd30 [ 3325.746401][ T10] kthread+0x28a/0x350 [ 3325.746401][ T10] ret_from_fork+0x31/0x70 [ 3325.746401][ T10] ret_from_fork_asm+0x1a/0x30 [ 3325.746401][ T10] [ 3325.748347][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.748347][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.748347][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.748347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.748347][ T10] ip6_route_add+0x1c/0x140 [ 3325.748347][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3325.748347][ T10] inet6_addr_add+0x4f8/0xa40 [ 3325.748347][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.748347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.748347][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.748347][ T10] netlink_unicast+0x449/0x710 [ 3325.748347][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.748347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.748347][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.748347][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.748347][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.748347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.748347][ T10] [ 3325.750393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.750393][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.750393][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.750393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.750393][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3325.750393][ T10] ipv6_add_addr+0x411/0x2000 [ 3325.750393][ T10] inet6_addr_add+0x30e/0xa40 [ 3325.750393][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.750393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.750393][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.750393][ T10] netlink_unicast+0x449/0x710 [ 3325.750393][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.750393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.750393][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.750393][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.750393][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.750393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.750393][ T10] [ 3325.752418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.752418][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.752418][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.752418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.752418][ T10] ip6_route_add+0x1c/0x140 [ 3325.752418][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3325.752418][ T10] addrconf_add_dev+0xe2/0x170 [ 3325.752418][ T10] inet6_addr_add+0x12f/0xa40 [ 3325.752418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.752418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.752418][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.752418][ T10] netlink_unicast+0x449/0x710 [ 3325.752418][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.752418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.752418][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.752418][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.752418][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.752418][ T10] [ 3325.754523][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.754523][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3325.754523][ T10] ipv6_find_idev+0x102/0x170 [ 3325.754523][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.754523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.754523][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.754523][ T10] netlink_unicast+0x449/0x710 [ 3325.754523][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.754523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.754523][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.754523][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.754523][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.754523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.754523][ T10] [ 3325.756334][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3325.756334][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3325.756334][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3325.756334][ T10] ipv6_find_idev+0x102/0x170 [ 3325.756334][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.756334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.756334][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.756334][ T10] netlink_unicast+0x449/0x710 [ 3325.756334][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.756334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.756334][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.756334][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.756334][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.756334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.756334][ T10] [ 3325.758289][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3325.758532][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3325.758532][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.758532][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.758532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.758532][ T10] ip6_route_add+0x1c/0x140 [ 3325.758532][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3325.758532][ T10] inet6_addr_add+0x4f8/0xa40 [ 3325.758532][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.758532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.758532][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.758532][ T10] netlink_unicast+0x449/0x710 [ 3325.758532][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.758532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.758532][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.758532][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.758532][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.758532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.758532][ T10] [ 3325.760821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3325.760821][ T10] netdev_get_by_index+0x5e/0x80 [ 3325.760821][ T10] fib6_nh_init+0x3d8/0x1580 [ 3325.760821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3325.760821][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3325.760821][ T10] ipv6_add_addr+0x411/0x2000 [ 3325.760821][ T10] inet6_addr_add+0x30e/0xa40 [ 3325.760821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3325.760821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.760821][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.760821][ T10] netlink_unicast+0x449/0x710 [ 3325.760821][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.760821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.760821][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.760821][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.760821][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.760821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.760821][ T10] [ 3325.763086][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3325.763086][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3325.763086][ T10] ipv6_find_idev+0x102/0x170 [ 3325.763086][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.763086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.763086][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.763086][ T10] netlink_unicast+0x449/0x710 [ 3325.763086][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.763086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.763086][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.763086][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.763086][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.763086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.763086][ T10] [ 3325.764885][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3325.764885][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3325.764885][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3325.764885][ T10] ipv6_find_idev+0x102/0x170 [ 3325.764885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3325.764885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3325.764885][ T10] netlink_rcv_skb+0x130/0x360 [ 3325.764885][ T10] netlink_unicast+0x449/0x710 [ 3325.764885][ T10] netlink_sendmsg+0x723/0xbe0 [ 3325.764885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3325.764885][ T10] ___sys_sendmsg+0xee/0x170 [ 3325.764885][ T10] __sys_sendmsg+0xcd/0x170 [ 3325.764885][ T10] do_syscall_64+0xc6/0x1e0 [ 3325.764885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3325.764885][ T10] [ 3336.006948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3336.007359][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.007359][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3336.007359][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3336.007359][ T10] fib6_nh_init+0xa22/0x1580 [ 3336.007359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.007359][ T10] ip6_route_add+0x1c/0x140 [ 3336.007359][ T10] inet6_rtm_newroute+0x104/0x110 [ 3336.007359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.007359][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.007359][ T10] netlink_unicast+0x449/0x710 [ 3336.007359][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.007359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.007359][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.007359][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.007359][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.007359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.007359][ T10] [ 3336.009328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.009328][ T10] dst_init+0x84/0x4a0 [ 3336.009328][ T10] dst_alloc+0x97/0x150 [ 3336.009328][ T10] ip6_dst_alloc+0x23/0x90 [ 3336.009328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3336.009328][ T10] ip6_pol_route+0x56f/0x840 [ 3336.009328][ T10] fib6_rule_lookup+0x456/0x630 [ 3336.009328][ T10] ip6_route_input+0x59c/0xa50 [ 3336.009328][ T10] ipv6_rcv+0x397/0x810 [ 3336.009328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3336.009328][ T10] process_backlog+0x101/0x620 [ 3336.009328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3336.009328][ T10] net_rx_action+0x495/0xbe0 [ 3336.009328][ T10] __do_softirq+0x1b5/0x7f6 [ 3336.009328][ T10] [ 3336.011048][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.011048][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.011048][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.011048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.011048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3336.011048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3336.011048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3336.011048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3336.011048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3336.011048][ T10] addrconf_dad_begin+0x310/0x670 [ 3336.011048][ T10] addrconf_dad_work+0x10b/0xab0 [ 3336.011048][ T10] process_one_work+0x84d/0x18a0 [ 3336.011048][ T10] worker_thread+0x587/0xd30 [ 3336.011048][ T10] kthread+0x28a/0x350 [ 3336.011048][ T10] ret_from_fork+0x31/0x70 [ 3336.011048][ T10] ret_from_fork_asm+0x1a/0x30 [ 3336.011048][ T10] [ 3336.013025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.013025][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.013025][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.013025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.013025][ T10] ip6_route_add+0x1c/0x140 [ 3336.013025][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3336.013025][ T10] inet6_addr_add+0x4f8/0xa40 [ 3336.013025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.013025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.013025][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.013025][ T10] netlink_unicast+0x449/0x710 [ 3336.013025][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.013025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.013025][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.013025][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.013025][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.013025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.013025][ T10] [ 3336.015067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.015067][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.015067][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.015067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.015067][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3336.015067][ T10] ipv6_add_addr+0x411/0x2000 [ 3336.015067][ T10] inet6_addr_add+0x30e/0xa40 [ 3336.015067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.015067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.015067][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.015067][ T10] netlink_unicast+0x449/0x710 [ 3336.015067][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.015067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.015067][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.015067][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.015067][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.015067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.015067][ T10] [ 3336.017143][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.017143][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.017143][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.017143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.017143][ T10] ip6_route_add+0x1c/0x140 [ 3336.017143][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3336.017143][ T10] addrconf_add_dev+0xe2/0x170 [ 3336.017143][ T10] inet6_addr_add+0x12f/0xa40 [ 3336.017143][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.017143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.017143][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.017143][ T10] netlink_unicast+0x449/0x710 [ 3336.017143][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.017143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.017143][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.017143][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.017143][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.017143][ T10] [ 3336.019178][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.019178][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3336.019178][ T10] ipv6_find_idev+0x102/0x170 [ 3336.019178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.019178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.019178][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.019178][ T10] netlink_unicast+0x449/0x710 [ 3336.019178][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.019178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.019178][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.019178][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.019178][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.019178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.019178][ T10] [ 3336.020781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3336.020781][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3336.020781][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3336.020781][ T10] ipv6_find_idev+0x102/0x170 [ 3336.020781][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.020781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.020781][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.020781][ T10] netlink_unicast+0x449/0x710 [ 3336.020781][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.020781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.020781][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.020781][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.020781][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.020781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.020781][ T10] [ 3336.022540][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3336.022839][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3336.022839][ T10] dst_init+0x84/0x4a0 [ 3336.022839][ T10] dst_alloc+0x97/0x150 [ 3336.022839][ T10] ip6_dst_alloc+0x23/0x90 [ 3336.022839][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3336.022839][ T10] ip6_pol_route+0x56f/0x840 [ 3336.022839][ T10] fib6_rule_lookup+0x456/0x630 [ 3336.022839][ T10] ip6_route_input+0x59c/0xa50 [ 3336.022839][ T10] ipv6_rcv+0x397/0x810 [ 3336.022839][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3336.022839][ T10] process_backlog+0x101/0x620 [ 3336.022839][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3336.022839][ T10] net_rx_action+0x495/0xbe0 [ 3336.022839][ T10] __do_softirq+0x1b5/0x7f6 [ 3336.022839][ T10] [ 3336.024532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.024532][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3336.024532][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3336.024532][ T10] fib6_nh_init+0xa22/0x1580 [ 3336.024532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.024532][ T10] ip6_route_add+0x1c/0x140 [ 3336.024532][ T10] inet6_rtm_newroute+0x104/0x110 [ 3336.024532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.024532][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.024532][ T10] netlink_unicast+0x449/0x710 [ 3336.024532][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.024532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.024532][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.024532][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.024532][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.024532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.024532][ T10] [ 3336.026421][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.026421][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.026421][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.026421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.026421][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3336.026421][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3336.026421][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3336.026421][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3336.026421][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3336.026421][ T10] addrconf_dad_begin+0x310/0x670 [ 3336.026421][ T10] addrconf_dad_work+0x10b/0xab0 [ 3336.026421][ T10] process_one_work+0x84d/0x18a0 [ 3336.026421][ T10] worker_thread+0x587/0xd30 [ 3336.026421][ T10] kthread+0x28a/0x350 [ 3336.026421][ T10] ret_from_fork+0x31/0x70 [ 3336.026421][ T10] ret_from_fork_asm+0x1a/0x30 [ 3336.026421][ T10] [ 3336.028345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.028345][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.028345][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.028345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.028345][ T10] ip6_route_add+0x1c/0x140 [ 3336.028345][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3336.028345][ T10] inet6_addr_add+0x4f8/0xa40 [ 3336.028345][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.028345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.028345][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.028345][ T10] netlink_unicast+0x449/0x710 [ 3336.028345][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.028345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.028345][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.028345][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.028345][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.028345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.028345][ T10] [ 3336.030345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.030345][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.030345][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.030345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.030345][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3336.030345][ T10] ipv6_add_addr+0x411/0x2000 [ 3336.030345][ T10] inet6_addr_add+0x30e/0xa40 [ 3336.030345][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.030345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.030345][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.030345][ T10] netlink_unicast+0x449/0x710 [ 3336.030345][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.030345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.030345][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.030345][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.030345][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.030345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.030345][ T10] [ 3336.032358][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.032358][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.032358][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.032358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.032358][ T10] ip6_route_add+0x1c/0x140 [ 3336.032358][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3336.032358][ T10] addrconf_add_dev+0xe2/0x170 [ 3336.032358][ T10] inet6_addr_add+0x12f/0xa40 [ 3336.032358][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.032358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.032358][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.032358][ T10] netlink_unicast+0x449/0x710 [ 3336.032358][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.032358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.032358][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.032358][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.032358][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.032358][ T10] [ 3336.034520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.034520][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3336.034520][ T10] ipv6_find_idev+0x102/0x170 [ 3336.034520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.034520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.034520][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.034520][ T10] netlink_unicast+0x449/0x710 [ 3336.034520][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.034520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.034520][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.034520][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.034520][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.034520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.034520][ T10] [ 3336.036238][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3336.036238][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3336.036238][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3336.036238][ T10] ipv6_find_idev+0x102/0x170 [ 3336.036238][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.036238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.036238][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.036238][ T10] netlink_unicast+0x449/0x710 [ 3336.036238][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.036238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.036238][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.036238][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.036238][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.036238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.036238][ T10] [ 3336.038167][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3336.038404][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3336.038404][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.038404][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.038404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.038404][ T10] ip6_route_add+0x1c/0x140 [ 3336.038404][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3336.038404][ T10] inet6_addr_add+0x4f8/0xa40 [ 3336.038404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.038404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.038404][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.038404][ T10] netlink_unicast+0x449/0x710 [ 3336.038404][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.038404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.038404][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.038404][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.038404][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.038404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.038404][ T10] [ 3336.040666][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3336.040666][ T10] netdev_get_by_index+0x5e/0x80 [ 3336.040666][ T10] fib6_nh_init+0x3d8/0x1580 [ 3336.040666][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3336.040666][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3336.040666][ T10] ipv6_add_addr+0x411/0x2000 [ 3336.040666][ T10] inet6_addr_add+0x30e/0xa40 [ 3336.040666][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3336.040666][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.040666][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.040666][ T10] netlink_unicast+0x449/0x710 [ 3336.040666][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.040666][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.040666][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.040666][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.040666][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.040666][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.040666][ T10] [ 3336.042893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3336.042893][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3336.042893][ T10] ipv6_find_idev+0x102/0x170 [ 3336.042893][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.042893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.042893][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.042893][ T10] netlink_unicast+0x449/0x710 [ 3336.042893][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.042893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.042893][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.042893][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.042893][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.042893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.042893][ T10] [ 3336.044611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3336.044611][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3336.044611][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3336.044611][ T10] ipv6_find_idev+0x102/0x170 [ 3336.044611][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3336.044611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3336.044611][ T10] netlink_rcv_skb+0x130/0x360 [ 3336.044611][ T10] netlink_unicast+0x449/0x710 [ 3336.044611][ T10] netlink_sendmsg+0x723/0xbe0 [ 3336.044611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3336.044611][ T10] ___sys_sendmsg+0xee/0x170 [ 3336.044611][ T10] __sys_sendmsg+0xcd/0x170 [ 3336.044611][ T10] do_syscall_64+0xc6/0x1e0 [ 3336.044611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3336.044611][ T10] [ 3346.286973][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3346.287367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.287367][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3346.287367][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3346.287367][ T10] fib6_nh_init+0xa22/0x1580 [ 3346.287367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.287367][ T10] ip6_route_add+0x1c/0x140 [ 3346.287367][ T10] inet6_rtm_newroute+0x104/0x110 [ 3346.287367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.287367][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.287367][ T10] netlink_unicast+0x449/0x710 [ 3346.287367][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.287367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.287367][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.287367][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.287367][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.287367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.287367][ T10] [ 3346.289363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.289363][ T10] dst_init+0x84/0x4a0 [ 3346.289363][ T10] dst_alloc+0x97/0x150 [ 3346.289363][ T10] ip6_dst_alloc+0x23/0x90 [ 3346.289363][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3346.289363][ T10] ip6_pol_route+0x56f/0x840 [ 3346.289363][ T10] fib6_rule_lookup+0x456/0x630 [ 3346.289363][ T10] ip6_route_input+0x59c/0xa50 [ 3346.289363][ T10] ipv6_rcv+0x397/0x810 [ 3346.289363][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3346.289363][ T10] process_backlog+0x101/0x620 [ 3346.289363][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3346.289363][ T10] net_rx_action+0x495/0xbe0 [ 3346.289363][ T10] __do_softirq+0x1b5/0x7f6 [ 3346.289363][ T10] [ 3346.291034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.291034][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.291034][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.291034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.291034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3346.291034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3346.291034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3346.291034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3346.291034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3346.291034][ T10] addrconf_dad_begin+0x310/0x670 [ 3346.291034][ T10] addrconf_dad_work+0x10b/0xab0 [ 3346.291034][ T10] process_one_work+0x84d/0x18a0 [ 3346.291034][ T10] worker_thread+0x587/0xd30 [ 3346.291034][ T10] kthread+0x28a/0x350 [ 3346.291034][ T10] ret_from_fork+0x31/0x70 [ 3346.291034][ T10] ret_from_fork_asm+0x1a/0x30 [ 3346.291034][ T10] [ 3346.292979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.292979][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.292979][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.292979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.292979][ T10] ip6_route_add+0x1c/0x140 [ 3346.292979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3346.292979][ T10] inet6_addr_add+0x4f8/0xa40 [ 3346.292979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.292979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.292979][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.292979][ T10] netlink_unicast+0x449/0x710 [ 3346.292979][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.292979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.292979][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.292979][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.292979][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.292979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.292979][ T10] [ 3346.295011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.295011][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.295011][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.295011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.295011][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3346.295011][ T10] ipv6_add_addr+0x411/0x2000 [ 3346.295011][ T10] inet6_addr_add+0x30e/0xa40 [ 3346.295011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.295011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.295011][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.295011][ T10] netlink_unicast+0x449/0x710 [ 3346.295011][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.295011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.295011][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.295011][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.295011][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.295011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.295011][ T10] [ 3346.297035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.297035][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.297035][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.297035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.297035][ T10] ip6_route_add+0x1c/0x140 [ 3346.297035][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3346.297035][ T10] addrconf_add_dev+0xe2/0x170 [ 3346.297035][ T10] inet6_addr_add+0x12f/0xa40 [ 3346.297035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.297035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.297035][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.297035][ T10] netlink_unicast+0x449/0x710 [ 3346.297035][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.297035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.297035][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.297035][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.297035][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.297035][ T10] [ 3346.299006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.299006][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3346.299006][ T10] ipv6_find_idev+0x102/0x170 [ 3346.299006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.299006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.299006][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.299006][ T10] netlink_unicast+0x449/0x710 [ 3346.299006][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.299006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.299006][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.299006][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.299006][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.299006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.299006][ T10] [ 3346.300573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3346.300573][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3346.300573][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3346.300573][ T10] ipv6_find_idev+0x102/0x170 [ 3346.300573][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.300573][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.300573][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.300573][ T10] netlink_unicast+0x449/0x710 [ 3346.300573][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.300573][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.300573][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.300573][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.300573][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.300573][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.300573][ T10] [ 3346.302280][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3346.302554][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3346.302554][ T10] dst_init+0x84/0x4a0 [ 3346.302554][ T10] dst_alloc+0x97/0x150 [ 3346.302554][ T10] ip6_dst_alloc+0x23/0x90 [ 3346.302554][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3346.302554][ T10] ip6_pol_route+0x56f/0x840 [ 3346.302554][ T10] fib6_rule_lookup+0x456/0x630 [ 3346.302554][ T10] ip6_route_input+0x59c/0xa50 [ 3346.302554][ T10] ipv6_rcv+0x397/0x810 [ 3346.302554][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3346.302554][ T10] process_backlog+0x101/0x620 [ 3346.302554][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3346.302554][ T10] net_rx_action+0x495/0xbe0 [ 3346.302554][ T10] __do_softirq+0x1b5/0x7f6 [ 3346.302554][ T10] [ 3346.304232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.304232][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3346.304232][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3346.304232][ T10] fib6_nh_init+0xa22/0x1580 [ 3346.304232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.304232][ T10] ip6_route_add+0x1c/0x140 [ 3346.304232][ T10] inet6_rtm_newroute+0x104/0x110 [ 3346.304232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.304232][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.304232][ T10] netlink_unicast+0x449/0x710 [ 3346.304232][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.304232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.304232][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.304232][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.304232][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.304232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.304232][ T10] [ 3346.306118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.306118][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.306118][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.306118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.306118][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3346.306118][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3346.306118][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3346.306118][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3346.306118][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3346.306118][ T10] addrconf_dad_begin+0x310/0x670 [ 3346.306118][ T10] addrconf_dad_work+0x10b/0xab0 [ 3346.306118][ T10] process_one_work+0x84d/0x18a0 [ 3346.306118][ T10] worker_thread+0x587/0xd30 [ 3346.306118][ T10] kthread+0x28a/0x350 [ 3346.306118][ T10] ret_from_fork+0x31/0x70 [ 3346.306118][ T10] ret_from_fork_asm+0x1a/0x30 [ 3346.306118][ T10] [ 3346.308031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.308031][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.308031][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.308031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.308031][ T10] ip6_route_add+0x1c/0x140 [ 3346.308031][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3346.308031][ T10] inet6_addr_add+0x4f8/0xa40 [ 3346.308031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.308031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.308031][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.308031][ T10] netlink_unicast+0x449/0x710 [ 3346.308031][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.308031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.308031][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.308031][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.308031][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.308031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.308031][ T10] [ 3346.310035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.310035][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.310035][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.310035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.310035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3346.310035][ T10] ipv6_add_addr+0x411/0x2000 [ 3346.310035][ T10] inet6_addr_add+0x30e/0xa40 [ 3346.310035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.310035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.310035][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.310035][ T10] netlink_unicast+0x449/0x710 [ 3346.310035][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.310035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.310035][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.310035][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.310035][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.310035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.310035][ T10] [ 3346.312032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.312032][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.312032][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.312032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.312032][ T10] ip6_route_add+0x1c/0x140 [ 3346.312032][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3346.312032][ T10] addrconf_add_dev+0xe2/0x170 [ 3346.312032][ T10] inet6_addr_add+0x12f/0xa40 [ 3346.312032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.312032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.312032][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.312032][ T10] netlink_unicast+0x449/0x710 [ 3346.312032][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.312032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.312032][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.312032][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.312032][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.312032][ T10] [ 3346.314177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.314177][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3346.314177][ T10] ipv6_find_idev+0x102/0x170 [ 3346.314177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.314177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.314177][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.314177][ T10] netlink_unicast+0x449/0x710 [ 3346.314177][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.314177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.314177][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.314177][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.314177][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.314177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.314177][ T10] [ 3346.315955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3346.315955][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3346.315955][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3346.315955][ T10] ipv6_find_idev+0x102/0x170 [ 3346.315955][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.315955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.315955][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.315955][ T10] netlink_unicast+0x449/0x710 [ 3346.315955][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.315955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.315955][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.315955][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.315955][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.315955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.315955][ T10] [ 3346.317819][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3346.318124][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3346.318124][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.318124][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.318124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.318124][ T10] ip6_route_add+0x1c/0x140 [ 3346.318124][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3346.318124][ T10] inet6_addr_add+0x4f8/0xa40 [ 3346.318124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.318124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.318124][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.318124][ T10] netlink_unicast+0x449/0x710 [ 3346.318124][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.318124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.318124][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.318124][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.318124][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.318124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.318124][ T10] [ 3346.320373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3346.320373][ T10] netdev_get_by_index+0x5e/0x80 [ 3346.320373][ T10] fib6_nh_init+0x3d8/0x1580 [ 3346.320373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3346.320373][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3346.320373][ T10] ipv6_add_addr+0x411/0x2000 [ 3346.320373][ T10] inet6_addr_add+0x30e/0xa40 [ 3346.320373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3346.320373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.320373][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.320373][ T10] netlink_unicast+0x449/0x710 [ 3346.320373][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.320373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.320373][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.320373][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.320373][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.320373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.320373][ T10] [ 3346.322560][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3346.322560][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3346.322560][ T10] ipv6_find_idev+0x102/0x170 [ 3346.322560][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.322560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.322560][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.322560][ T10] netlink_unicast+0x449/0x710 [ 3346.322560][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.322560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.322560][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.322560][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.322560][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.322560][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.322560][ T10] [ 3346.324368][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3346.324368][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3346.324368][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3346.324368][ T10] ipv6_find_idev+0x102/0x170 [ 3346.324368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3346.324368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3346.324368][ T10] netlink_rcv_skb+0x130/0x360 [ 3346.324368][ T10] netlink_unicast+0x449/0x710 [ 3346.324368][ T10] netlink_sendmsg+0x723/0xbe0 [ 3346.324368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3346.324368][ T10] ___sys_sendmsg+0xee/0x170 [ 3346.324368][ T10] __sys_sendmsg+0xcd/0x170 [ 3346.324368][ T10] do_syscall_64+0xc6/0x1e0 [ 3346.324368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3346.324368][ T10] [ 3356.471026][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3356.471415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.471415][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3356.471415][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3356.471415][ T10] fib6_nh_init+0xa22/0x1580 [ 3356.471415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.471415][ T10] ip6_route_add+0x1c/0x140 [ 3356.471415][ T10] inet6_rtm_newroute+0x104/0x110 [ 3356.471415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.471415][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.471415][ T10] netlink_unicast+0x449/0x710 [ 3356.471415][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.471415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.471415][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.471415][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.471415][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.471415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.471415][ T10] [ 3356.473335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.473335][ T10] dst_init+0x84/0x4a0 [ 3356.473335][ T10] dst_alloc+0x97/0x150 [ 3356.473335][ T10] ip6_dst_alloc+0x23/0x90 [ 3356.473335][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3356.473335][ T10] ip6_pol_route+0x56f/0x840 [ 3356.473335][ T10] fib6_rule_lookup+0x456/0x630 [ 3356.473335][ T10] ip6_route_input+0x59c/0xa50 [ 3356.473335][ T10] ipv6_rcv+0x397/0x810 [ 3356.473335][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3356.473335][ T10] process_backlog+0x101/0x620 [ 3356.473335][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3356.473335][ T10] net_rx_action+0x495/0xbe0 [ 3356.473335][ T10] __do_softirq+0x1b5/0x7f6 [ 3356.473335][ T10] [ 3356.475001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.475001][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.475001][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.475001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.475001][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3356.475001][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3356.475001][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3356.475001][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3356.475001][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3356.475001][ T10] addrconf_dad_begin+0x310/0x670 [ 3356.475001][ T10] addrconf_dad_work+0x10b/0xab0 [ 3356.475001][ T10] process_one_work+0x84d/0x18a0 [ 3356.475001][ T10] worker_thread+0x587/0xd30 [ 3356.475001][ T10] kthread+0x28a/0x350 [ 3356.475001][ T10] ret_from_fork+0x31/0x70 [ 3356.475001][ T10] ret_from_fork_asm+0x1a/0x30 [ 3356.475001][ T10] [ 3356.476923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.476923][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.476923][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.476923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.476923][ T10] ip6_route_add+0x1c/0x140 [ 3356.476923][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3356.476923][ T10] inet6_addr_add+0x4f8/0xa40 [ 3356.476923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.476923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.476923][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.476923][ T10] netlink_unicast+0x449/0x710 [ 3356.476923][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.476923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.476923][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.476923][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.476923][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.476923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.476923][ T10] [ 3356.479514][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.479514][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.479514][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.479514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.479514][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3356.479514][ T10] ipv6_add_addr+0x411/0x2000 [ 3356.479514][ T10] inet6_addr_add+0x30e/0xa40 [ 3356.479514][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.479514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.479514][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.479514][ T10] netlink_unicast+0x449/0x710 [ 3356.479514][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.479514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.479514][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.479514][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.479514][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.479514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.479514][ T10] [ 3356.481532][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.481532][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.481532][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.481532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.481532][ T10] ip6_route_add+0x1c/0x140 [ 3356.481532][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3356.481532][ T10] addrconf_add_dev+0xe2/0x170 [ 3356.481532][ T10] inet6_addr_add+0x12f/0xa40 [ 3356.481532][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.481532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.481532][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.481532][ T10] netlink_unicast+0x449/0x710 [ 3356.481532][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.481532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.481532][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.481532][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.481532][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.481532][ T10] [ 3356.483509][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.483509][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3356.483509][ T10] ipv6_find_idev+0x102/0x170 [ 3356.483509][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.483509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.483509][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.483509][ T10] netlink_unicast+0x449/0x710 [ 3356.483509][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.483509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.483509][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.483509][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.483509][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.483509][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.483509][ T10] [ 3356.485068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3356.485068][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3356.485068][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3356.485068][ T10] ipv6_find_idev+0x102/0x170 [ 3356.485068][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.485068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.485068][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.485068][ T10] netlink_unicast+0x449/0x710 [ 3356.485068][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.485068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.485068][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.485068][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.485068][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.485068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.485068][ T10] [ 3356.486795][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3356.487087][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3356.487087][ T10] dst_init+0x84/0x4a0 [ 3356.487087][ T10] dst_alloc+0x97/0x150 [ 3356.487087][ T10] ip6_dst_alloc+0x23/0x90 [ 3356.487087][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3356.487087][ T10] ip6_pol_route+0x56f/0x840 [ 3356.487087][ T10] fib6_rule_lookup+0x456/0x630 [ 3356.487087][ T10] ip6_route_input+0x59c/0xa50 [ 3356.487087][ T10] ipv6_rcv+0x397/0x810 [ 3356.487087][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3356.487087][ T10] process_backlog+0x101/0x620 [ 3356.487087][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3356.487087][ T10] net_rx_action+0x495/0xbe0 [ 3356.487087][ T10] __do_softirq+0x1b5/0x7f6 [ 3356.487087][ T10] [ 3356.488749][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.488749][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3356.488749][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3356.488749][ T10] fib6_nh_init+0xa22/0x1580 [ 3356.488749][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.488749][ T10] ip6_route_add+0x1c/0x140 [ 3356.488749][ T10] inet6_rtm_newroute+0x104/0x110 [ 3356.488749][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.488749][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.488749][ T10] netlink_unicast+0x449/0x710 [ 3356.488749][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.488749][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.488749][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.488749][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.488749][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.488749][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.488749][ T10] [ 3356.490654][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.490654][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.490654][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.490654][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.490654][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3356.490654][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3356.490654][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3356.490654][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3356.490654][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3356.490654][ T10] addrconf_dad_begin+0x310/0x670 [ 3356.490654][ T10] addrconf_dad_work+0x10b/0xab0 [ 3356.490654][ T10] process_one_work+0x84d/0x18a0 [ 3356.490654][ T10] worker_thread+0x587/0xd30 [ 3356.490654][ T10] kthread+0x28a/0x350 [ 3356.490654][ T10] ret_from_fork+0x31/0x70 [ 3356.490654][ T10] ret_from_fork_asm+0x1a/0x30 [ 3356.490654][ T10] [ 3356.492955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.492955][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.492955][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.492955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.492955][ T10] ip6_route_add+0x1c/0x140 [ 3356.492955][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3356.492955][ T10] inet6_addr_add+0x4f8/0xa40 [ 3356.492955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.492955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.492955][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.492955][ T10] netlink_unicast+0x449/0x710 [ 3356.492955][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.492955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.492955][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.492955][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.492955][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.492955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.492955][ T10] [ 3356.494971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.494971][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.494971][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.494971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.494971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3356.494971][ T10] ipv6_add_addr+0x411/0x2000 [ 3356.494971][ T10] inet6_addr_add+0x30e/0xa40 [ 3356.494971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.494971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.494971][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.494971][ T10] netlink_unicast+0x449/0x710 [ 3356.494971][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.494971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.494971][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.494971][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.494971][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.494971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.494971][ T10] [ 3356.497037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.497037][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.497037][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.497037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.497037][ T10] ip6_route_add+0x1c/0x140 [ 3356.497037][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3356.497037][ T10] addrconf_add_dev+0xe2/0x170 [ 3356.497037][ T10] inet6_addr_add+0x12f/0xa40 [ 3356.497037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.497037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.497037][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.497037][ T10] netlink_unicast+0x449/0x710 [ 3356.497037][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.497037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.497037][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.497037][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.497037][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.497037][ T10] [ 3356.499203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.499203][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3356.499203][ T10] ipv6_find_idev+0x102/0x170 [ 3356.499203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.499203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.499203][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.499203][ T10] netlink_unicast+0x449/0x710 [ 3356.499203][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.499203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.499203][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.499203][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.499203][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.499203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.499203][ T10] [ 3356.501376][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3356.501376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3356.501376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3356.501376][ T10] ipv6_find_idev+0x102/0x170 [ 3356.501376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.501376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.501376][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.501376][ T10] netlink_unicast+0x449/0x710 [ 3356.501376][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.501376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.501376][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.501376][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.501376][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.501376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.501376][ T10] [ 3356.503253][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3356.503567][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3356.503567][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.503567][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.503567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.503567][ T10] ip6_route_add+0x1c/0x140 [ 3356.503567][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3356.503567][ T10] inet6_addr_add+0x4f8/0xa40 [ 3356.503567][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.503567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.503567][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.503567][ T10] netlink_unicast+0x449/0x710 [ 3356.503567][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.503567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.503567][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.503567][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.503567][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.503567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.503567][ T10] [ 3356.505741][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3356.505741][ T10] netdev_get_by_index+0x5e/0x80 [ 3356.505741][ T10] fib6_nh_init+0x3d8/0x1580 [ 3356.505741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3356.505741][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3356.505741][ T10] ipv6_add_addr+0x411/0x2000 [ 3356.505741][ T10] inet6_addr_add+0x30e/0xa40 [ 3356.505741][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3356.505741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.505741][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.505741][ T10] netlink_unicast+0x449/0x710 [ 3356.505741][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.505741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.505741][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.505741][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.505741][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.505741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.505741][ T10] [ 3356.507863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3356.507863][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3356.507863][ T10] ipv6_find_idev+0x102/0x170 [ 3356.507863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.507863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.507863][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.507863][ T10] netlink_unicast+0x449/0x710 [ 3356.507863][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.507863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.507863][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.507863][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.507863][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.507863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.507863][ T10] [ 3356.509649][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3356.509649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3356.509649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3356.509649][ T10] ipv6_find_idev+0x102/0x170 [ 3356.509649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3356.509649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3356.509649][ T10] netlink_rcv_skb+0x130/0x360 [ 3356.509649][ T10] netlink_unicast+0x449/0x710 [ 3356.509649][ T10] netlink_sendmsg+0x723/0xbe0 [ 3356.509649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3356.509649][ T10] ___sys_sendmsg+0xee/0x170 [ 3356.509649][ T10] __sys_sendmsg+0xcd/0x170 [ 3356.509649][ T10] do_syscall_64+0xc6/0x1e0 [ 3356.509649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3356.509649][ T10] [ 3366.582920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3366.583448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.583448][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3366.583448][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3366.583448][ T10] fib6_nh_init+0xa22/0x1580 [ 3366.583448][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.583448][ T10] ip6_route_add+0x1c/0x140 [ 3366.583448][ T10] inet6_rtm_newroute+0x104/0x110 [ 3366.583448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.583448][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.583448][ T10] netlink_unicast+0x449/0x710 [ 3366.583448][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.583448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.583448][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.583448][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.583448][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.583448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.583448][ T10] [ 3366.586509][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.586509][ T10] dst_init+0x84/0x4a0 [ 3366.586509][ T10] dst_alloc+0x97/0x150 [ 3366.586509][ T10] ip6_dst_alloc+0x23/0x90 [ 3366.586509][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3366.586509][ T10] ip6_pol_route+0x56f/0x840 [ 3366.586509][ T10] fib6_rule_lookup+0x456/0x630 [ 3366.586509][ T10] ip6_route_input+0x59c/0xa50 [ 3366.586509][ T10] ipv6_rcv+0x397/0x810 [ 3366.586509][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3366.586509][ T10] process_backlog+0x101/0x620 [ 3366.586509][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3366.586509][ T10] net_rx_action+0x495/0xbe0 [ 3366.586509][ T10] __do_softirq+0x1b5/0x7f6 [ 3366.586509][ T10] [ 3366.589108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.589108][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.589108][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.589108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.589108][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3366.589108][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3366.589108][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3366.589108][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3366.589108][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3366.589108][ T10] addrconf_dad_begin+0x310/0x670 [ 3366.589108][ T10] addrconf_dad_work+0x10b/0xab0 [ 3366.589108][ T10] process_one_work+0x84d/0x18a0 [ 3366.589108][ T10] worker_thread+0x587/0xd30 [ 3366.589108][ T10] kthread+0x28a/0x350 [ 3366.589108][ T10] ret_from_fork+0x31/0x70 [ 3366.589108][ T10] ret_from_fork_asm+0x1a/0x30 [ 3366.589108][ T10] [ 3366.592081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.592081][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.592081][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.592081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.592081][ T10] ip6_route_add+0x1c/0x140 [ 3366.592081][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3366.592081][ T10] inet6_addr_add+0x4f8/0xa40 [ 3366.592081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.592081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.592081][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.592081][ T10] netlink_unicast+0x449/0x710 [ 3366.592081][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.592081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.592081][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.592081][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.592081][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.592081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.592081][ T10] [ 3366.595195][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.595195][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.595195][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.595195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.595195][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3366.595195][ T10] ipv6_add_addr+0x411/0x2000 [ 3366.595195][ T10] inet6_addr_add+0x30e/0xa40 [ 3366.595195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.595195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.595195][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.595195][ T10] netlink_unicast+0x449/0x710 [ 3366.595195][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.595195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.595195][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.595195][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.595195][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.595195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.595195][ T10] [ 3366.598134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.598134][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.598134][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.598134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.598134][ T10] ip6_route_add+0x1c/0x140 [ 3366.598134][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3366.598134][ T10] addrconf_add_dev+0xe2/0x170 [ 3366.598134][ T10] inet6_addr_add+0x12f/0xa40 [ 3366.598134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.598134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.598134][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.598134][ T10] netlink_unicast+0x449/0x710 [ 3366.598134][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.598134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.598134][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.598134][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.598134][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.598134][ T10] [ 3366.601065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.601065][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3366.601065][ T10] ipv6_find_idev+0x102/0x170 [ 3366.601065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.601065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.601065][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.601065][ T10] netlink_unicast+0x449/0x710 [ 3366.601065][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.601065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.601065][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.601065][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.601065][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.601065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.601065][ T10] [ 3366.603427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3366.603427][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3366.603427][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3366.603427][ T10] ipv6_find_idev+0x102/0x170 [ 3366.603427][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.603427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.603427][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.603427][ T10] netlink_unicast+0x449/0x710 [ 3366.603427][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.603427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.603427][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.603427][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.603427][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.603427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.603427][ T10] [ 3366.606062][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3366.606484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3366.606484][ T10] dst_init+0x84/0x4a0 [ 3366.606484][ T10] dst_alloc+0x97/0x150 [ 3366.606484][ T10] ip6_dst_alloc+0x23/0x90 [ 3366.606484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3366.606484][ T10] ip6_pol_route+0x56f/0x840 [ 3366.606484][ T10] fib6_rule_lookup+0x456/0x630 [ 3366.606484][ T10] ip6_route_input+0x59c/0xa50 [ 3366.606484][ T10] ipv6_rcv+0x397/0x810 [ 3366.606484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3366.606484][ T10] process_backlog+0x101/0x620 [ 3366.606484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3366.606484][ T10] net_rx_action+0x495/0xbe0 [ 3366.606484][ T10] __do_softirq+0x1b5/0x7f6 [ 3366.606484][ T10] [ 3366.609028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.609028][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3366.609028][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3366.609028][ T10] fib6_nh_init+0xa22/0x1580 [ 3366.609028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.609028][ T10] ip6_route_add+0x1c/0x140 [ 3366.609028][ T10] inet6_rtm_newroute+0x104/0x110 [ 3366.609028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.609028][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.609028][ T10] netlink_unicast+0x449/0x710 [ 3366.609028][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.609028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.609028][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.609028][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.609028][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.609028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.609028][ T10] [ 3366.611953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.611953][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.611953][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.611953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.611953][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3366.611953][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3366.611953][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3366.611953][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3366.611953][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3366.611953][ T10] addrconf_dad_begin+0x310/0x670 [ 3366.611953][ T10] addrconf_dad_work+0x10b/0xab0 [ 3366.611953][ T10] process_one_work+0x84d/0x18a0 [ 3366.611953][ T10] worker_thread+0x587/0xd30 [ 3366.611953][ T10] kthread+0x28a/0x350 [ 3366.611953][ T10] ret_from_fork+0x31/0x70 [ 3366.611953][ T10] ret_from_fork_asm+0x1a/0x30 [ 3366.611953][ T10] [ 3366.614962][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.614962][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.614962][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.614962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.614962][ T10] ip6_route_add+0x1c/0x140 [ 3366.614962][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3366.614962][ T10] inet6_addr_add+0x4f8/0xa40 [ 3366.614962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.614962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.614962][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.614962][ T10] netlink_unicast+0x449/0x710 [ 3366.614962][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.614962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.614962][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.614962][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.614962][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.614962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.614962][ T10] [ 3366.618102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.618102][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.618102][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.618102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.618102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3366.618102][ T10] ipv6_add_addr+0x411/0x2000 [ 3366.618102][ T10] inet6_addr_add+0x30e/0xa40 [ 3366.618102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.618102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.618102][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.618102][ T10] netlink_unicast+0x449/0x710 [ 3366.618102][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.618102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.618102][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.618102][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.618102][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.618102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.618102][ T10] [ 3366.621270][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.621270][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.621270][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.621270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.621270][ T10] ip6_route_add+0x1c/0x140 [ 3366.621270][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3366.621270][ T10] addrconf_add_dev+0xe2/0x170 [ 3366.621270][ T10] inet6_addr_add+0x12f/0xa40 [ 3366.621270][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.621270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.621270][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.621270][ T10] netlink_unicast+0x449/0x710 [ 3366.621270][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.621270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.621270][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.621270][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.621270][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.621270][ T10] [ 3366.624409][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.624409][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3366.624409][ T10] ipv6_find_idev+0x102/0x170 [ 3366.624409][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.624409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.624409][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.624409][ T10] netlink_unicast+0x449/0x710 [ 3366.624409][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.624409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.624409][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.624409][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.624409][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.624409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.624409][ T10] [ 3366.627136][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3366.627136][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3366.627136][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3366.627136][ T10] ipv6_find_idev+0x102/0x170 [ 3366.627136][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.627136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.627136][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.627136][ T10] netlink_unicast+0x449/0x710 [ 3366.627136][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.627136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.627136][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.627136][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.627136][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.627136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.627136][ T10] [ 3366.630014][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3366.630402][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3366.630402][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.630402][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.630402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.630402][ T10] ip6_route_add+0x1c/0x140 [ 3366.630402][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3366.630402][ T10] inet6_addr_add+0x4f8/0xa40 [ 3366.630402][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.630402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.630402][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.630402][ T10] netlink_unicast+0x449/0x710 [ 3366.630402][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.630402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.630402][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.630402][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.630402][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.630402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.630402][ T10] [ 3366.633855][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3366.633855][ T10] netdev_get_by_index+0x5e/0x80 [ 3366.633855][ T10] fib6_nh_init+0x3d8/0x1580 [ 3366.633855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3366.633855][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3366.633855][ T10] ipv6_add_addr+0x411/0x2000 [ 3366.633855][ T10] inet6_addr_add+0x30e/0xa40 [ 3366.633855][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3366.633855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.633855][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.633855][ T10] netlink_unicast+0x449/0x710 [ 3366.633855][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.633855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.633855][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.633855][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.633855][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.633855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.633855][ T10] [ 3366.637453][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3366.637453][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3366.637453][ T10] ipv6_find_idev+0x102/0x170 [ 3366.637453][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.637453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.637453][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.637453][ T10] netlink_unicast+0x449/0x710 [ 3366.637453][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.637453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.637453][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.637453][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.637453][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.637453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.637453][ T10] [ 3366.640287][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3366.640287][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3366.640287][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3366.640287][ T10] ipv6_find_idev+0x102/0x170 [ 3366.640287][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3366.640287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3366.640287][ T10] netlink_rcv_skb+0x130/0x360 [ 3366.640287][ T10] netlink_unicast+0x449/0x710 [ 3366.640287][ T10] netlink_sendmsg+0x723/0xbe0 [ 3366.640287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3366.640287][ T10] ___sys_sendmsg+0xee/0x170 [ 3366.640287][ T10] __sys_sendmsg+0xcd/0x170 [ 3366.640287][ T10] do_syscall_64+0xc6/0x1e0 [ 3366.640287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3366.640287][ T10] [ 3376.870926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3376.871393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.871393][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3376.871393][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3376.871393][ T10] fib6_nh_init+0xa22/0x1580 [ 3376.871393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.871393][ T10] ip6_route_add+0x1c/0x140 [ 3376.871393][ T10] inet6_rtm_newroute+0x104/0x110 [ 3376.871393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.871393][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.871393][ T10] netlink_unicast+0x449/0x710 [ 3376.871393][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.871393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.871393][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.871393][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.871393][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.871393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.871393][ T10] [ 3376.873330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.873330][ T10] dst_init+0x84/0x4a0 [ 3376.873330][ T10] dst_alloc+0x97/0x150 [ 3376.873330][ T10] ip6_dst_alloc+0x23/0x90 [ 3376.873330][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3376.873330][ T10] ip6_pol_route+0x56f/0x840 [ 3376.873330][ T10] fib6_rule_lookup+0x456/0x630 [ 3376.873330][ T10] ip6_route_input+0x59c/0xa50 [ 3376.873330][ T10] ipv6_rcv+0x397/0x810 [ 3376.873330][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3376.873330][ T10] process_backlog+0x101/0x620 [ 3376.873330][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3376.873330][ T10] net_rx_action+0x495/0xbe0 [ 3376.873330][ T10] __do_softirq+0x1b5/0x7f6 [ 3376.873330][ T10] [ 3376.874995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.874995][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.874995][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.874995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.874995][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3376.874995][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3376.874995][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3376.874995][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3376.874995][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3376.874995][ T10] addrconf_dad_begin+0x310/0x670 [ 3376.874995][ T10] addrconf_dad_work+0x10b/0xab0 [ 3376.874995][ T10] process_one_work+0x84d/0x18a0 [ 3376.874995][ T10] worker_thread+0x587/0xd30 [ 3376.874995][ T10] kthread+0x28a/0x350 [ 3376.874995][ T10] ret_from_fork+0x31/0x70 [ 3376.874995][ T10] ret_from_fork_asm+0x1a/0x30 [ 3376.874995][ T10] [ 3376.876936][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.876936][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.876936][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.876936][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.876936][ T10] ip6_route_add+0x1c/0x140 [ 3376.876936][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3376.876936][ T10] inet6_addr_add+0x4f8/0xa40 [ 3376.876936][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.876936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.876936][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.876936][ T10] netlink_unicast+0x449/0x710 [ 3376.876936][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.876936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.876936][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.876936][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.876936][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.876936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.876936][ T10] [ 3376.878958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.878958][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.878958][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.878958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.878958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3376.878958][ T10] ipv6_add_addr+0x411/0x2000 [ 3376.878958][ T10] inet6_addr_add+0x30e/0xa40 [ 3376.878958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.878958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.878958][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.878958][ T10] netlink_unicast+0x449/0x710 [ 3376.878958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.878958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.878958][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.878958][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.878958][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.878958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.878958][ T10] [ 3376.881701][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.881701][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.881701][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.881701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.881701][ T10] ip6_route_add+0x1c/0x140 [ 3376.881701][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3376.881701][ T10] addrconf_add_dev+0xe2/0x170 [ 3376.881701][ T10] inet6_addr_add+0x12f/0xa40 [ 3376.881701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.881701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.881701][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.881701][ T10] netlink_unicast+0x449/0x710 [ 3376.881701][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.881701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.881701][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.881701][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.881701][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.881701][ T10] [ 3376.883816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.883816][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3376.883816][ T10] ipv6_find_idev+0x102/0x170 [ 3376.883816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.883816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.883816][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.883816][ T10] netlink_unicast+0x449/0x710 [ 3376.883816][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.883816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.883816][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.883816][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.883816][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.883816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.883816][ T10] [ 3376.885454][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3376.885454][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3376.885454][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3376.885454][ T10] ipv6_find_idev+0x102/0x170 [ 3376.885454][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.885454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.885454][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.885454][ T10] netlink_unicast+0x449/0x710 [ 3376.885454][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.885454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.885454][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.885454][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.885454][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.885454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.885454][ T10] [ 3376.887279][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3376.887585][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3376.887585][ T10] dst_init+0x84/0x4a0 [ 3376.887585][ T10] dst_alloc+0x97/0x150 [ 3376.887585][ T10] ip6_dst_alloc+0x23/0x90 [ 3376.887585][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3376.887585][ T10] ip6_pol_route+0x56f/0x840 [ 3376.887585][ T10] fib6_rule_lookup+0x456/0x630 [ 3376.887585][ T10] ip6_route_input+0x59c/0xa50 [ 3376.887585][ T10] ipv6_rcv+0x397/0x810 [ 3376.887585][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3376.887585][ T10] process_backlog+0x101/0x620 [ 3376.887585][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3376.887585][ T10] net_rx_action+0x495/0xbe0 [ 3376.887585][ T10] __do_softirq+0x1b5/0x7f6 [ 3376.887585][ T10] [ 3376.889338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.889338][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3376.889338][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3376.889338][ T10] fib6_nh_init+0xa22/0x1580 [ 3376.889338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.889338][ T10] ip6_route_add+0x1c/0x140 [ 3376.889338][ T10] inet6_rtm_newroute+0x104/0x110 [ 3376.889338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.889338][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.889338][ T10] netlink_unicast+0x449/0x710 [ 3376.889338][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.889338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.889338][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.889338][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.889338][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.889338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.889338][ T10] [ 3376.891359][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.891359][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.891359][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.891359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.891359][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3376.891359][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3376.891359][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3376.891359][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3376.891359][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3376.891359][ T10] addrconf_dad_begin+0x310/0x670 [ 3376.891359][ T10] addrconf_dad_work+0x10b/0xab0 [ 3376.891359][ T10] process_one_work+0x84d/0x18a0 [ 3376.891359][ T10] worker_thread+0x587/0xd30 [ 3376.891359][ T10] kthread+0x28a/0x350 [ 3376.891359][ T10] ret_from_fork+0x31/0x70 [ 3376.891359][ T10] ret_from_fork_asm+0x1a/0x30 [ 3376.891359][ T10] [ 3376.893401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.893401][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.893401][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.893401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.893401][ T10] ip6_route_add+0x1c/0x140 [ 3376.893401][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3376.893401][ T10] inet6_addr_add+0x4f8/0xa40 [ 3376.893401][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.893401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.893401][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.893401][ T10] netlink_unicast+0x449/0x710 [ 3376.893401][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.893401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.893401][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.893401][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.893401][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.893401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.893401][ T10] [ 3376.895450][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.895450][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.895450][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.895450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.895450][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3376.895450][ T10] ipv6_add_addr+0x411/0x2000 [ 3376.895450][ T10] inet6_addr_add+0x30e/0xa40 [ 3376.895450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.895450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.895450][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.895450][ T10] netlink_unicast+0x449/0x710 [ 3376.895450][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.895450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.895450][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.895450][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.895450][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.895450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.895450][ T10] [ 3376.897483][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.897483][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.897483][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.897483][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.897483][ T10] ip6_route_add+0x1c/0x140 [ 3376.897483][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3376.897483][ T10] addrconf_add_dev+0xe2/0x170 [ 3376.897483][ T10] inet6_addr_add+0x12f/0xa40 [ 3376.897483][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.897483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.897483][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.897483][ T10] netlink_unicast+0x449/0x710 [ 3376.897483][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.897483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.897483][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.897483][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.897483][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.897483][ T10] [ 3376.899701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.899701][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3376.899701][ T10] ipv6_find_idev+0x102/0x170 [ 3376.899701][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.899701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.899701][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.899701][ T10] netlink_unicast+0x449/0x710 [ 3376.899701][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.899701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.899701][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.899701][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.899701][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.899701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.899701][ T10] [ 3376.901538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3376.901538][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3376.901538][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3376.901538][ T10] ipv6_find_idev+0x102/0x170 [ 3376.901538][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.901538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.901538][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.901538][ T10] netlink_unicast+0x449/0x710 [ 3376.901538][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.901538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.901538][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.901538][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.901538][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.901538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.901538][ T10] [ 3376.903670][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3376.903941][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3376.903941][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.903941][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.903941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.903941][ T10] ip6_route_add+0x1c/0x140 [ 3376.903941][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3376.903941][ T10] inet6_addr_add+0x4f8/0xa40 [ 3376.903941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.903941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.903941][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.903941][ T10] netlink_unicast+0x449/0x710 [ 3376.903941][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.903941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.903941][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.903941][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.903941][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.903941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.903941][ T10] [ 3376.906355][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3376.906355][ T10] netdev_get_by_index+0x5e/0x80 [ 3376.906355][ T10] fib6_nh_init+0x3d8/0x1580 [ 3376.906355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3376.906355][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3376.906355][ T10] ipv6_add_addr+0x411/0x2000 [ 3376.906355][ T10] inet6_addr_add+0x30e/0xa40 [ 3376.906355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3376.906355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.906355][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.906355][ T10] netlink_unicast+0x449/0x710 [ 3376.906355][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.906355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.906355][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.906355][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.906355][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.906355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.906355][ T10] [ 3376.908658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3376.908658][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3376.908658][ T10] ipv6_find_idev+0x102/0x170 [ 3376.908658][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.908658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.908658][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.908658][ T10] netlink_unicast+0x449/0x710 [ 3376.908658][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.908658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.908658][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.908658][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.908658][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.908658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.908658][ T10] [ 3376.910522][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3376.910522][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3376.910522][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3376.910522][ T10] ipv6_find_idev+0x102/0x170 [ 3376.910522][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3376.910522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3376.910522][ T10] netlink_rcv_skb+0x130/0x360 [ 3376.910522][ T10] netlink_unicast+0x449/0x710 [ 3376.910522][ T10] netlink_sendmsg+0x723/0xbe0 [ 3376.910522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3376.910522][ T10] ___sys_sendmsg+0xee/0x170 [ 3376.910522][ T10] __sys_sendmsg+0xcd/0x170 [ 3376.910522][ T10] do_syscall_64+0xc6/0x1e0 [ 3376.910522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3376.910522][ T10] [ 3386.974851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3386.975260][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.975260][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3386.975260][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3386.975260][ T10] fib6_nh_init+0xa22/0x1580 [ 3386.975260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.975260][ T10] ip6_route_add+0x1c/0x140 [ 3386.975260][ T10] inet6_rtm_newroute+0x104/0x110 [ 3386.975260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.975260][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.975260][ T10] netlink_unicast+0x449/0x710 [ 3386.975260][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.975260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.975260][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.975260][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.975260][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.975260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.975260][ T10] [ 3386.977170][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.977170][ T10] dst_init+0x84/0x4a0 [ 3386.977170][ T10] dst_alloc+0x97/0x150 [ 3386.977170][ T10] ip6_dst_alloc+0x23/0x90 [ 3386.977170][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3386.977170][ T10] ip6_pol_route+0x56f/0x840 [ 3386.977170][ T10] fib6_rule_lookup+0x456/0x630 [ 3386.977170][ T10] ip6_route_input+0x59c/0xa50 [ 3386.977170][ T10] ipv6_rcv+0x397/0x810 [ 3386.977170][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3386.977170][ T10] process_backlog+0x101/0x620 [ 3386.977170][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3386.977170][ T10] net_rx_action+0x495/0xbe0 [ 3386.977170][ T10] __do_softirq+0x1b5/0x7f6 [ 3386.977170][ T10] [ 3386.978850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.978850][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.978850][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.978850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.978850][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3386.978850][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3386.978850][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3386.978850][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3386.978850][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3386.978850][ T10] addrconf_dad_begin+0x310/0x670 [ 3386.978850][ T10] addrconf_dad_work+0x10b/0xab0 [ 3386.978850][ T10] process_one_work+0x84d/0x18a0 [ 3386.978850][ T10] worker_thread+0x587/0xd30 [ 3386.978850][ T10] kthread+0x28a/0x350 [ 3386.978850][ T10] ret_from_fork+0x31/0x70 [ 3386.978850][ T10] ret_from_fork_asm+0x1a/0x30 [ 3386.978850][ T10] [ 3386.980841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.980841][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.980841][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.980841][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.980841][ T10] ip6_route_add+0x1c/0x140 [ 3386.980841][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3386.980841][ T10] inet6_addr_add+0x4f8/0xa40 [ 3386.980841][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3386.980841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.980841][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.980841][ T10] netlink_unicast+0x449/0x710 [ 3386.980841][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.980841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.980841][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.980841][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.980841][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.980841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.980841][ T10] [ 3386.982860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.982860][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.982860][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.982860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.982860][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3386.982860][ T10] ipv6_add_addr+0x411/0x2000 [ 3386.982860][ T10] inet6_addr_add+0x30e/0xa40 [ 3386.982860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3386.982860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.982860][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.982860][ T10] netlink_unicast+0x449/0x710 [ 3386.982860][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.982860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.982860][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.982860][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.982860][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.982860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.982860][ T10] [ 3386.984885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.984885][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.984885][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.984885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.984885][ T10] ip6_route_add+0x1c/0x140 [ 3386.984885][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3386.984885][ T10] addrconf_add_dev+0xe2/0x170 [ 3386.984885][ T10] inet6_addr_add+0x12f/0xa40 [ 3386.984885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3386.984885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.984885][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.984885][ T10] netlink_unicast+0x449/0x710 [ 3386.984885][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.984885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.984885][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.984885][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.984885][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.984885][ T10] [ 3386.986852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.986852][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3386.986852][ T10] ipv6_find_idev+0x102/0x170 [ 3386.986852][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3386.986852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.986852][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.986852][ T10] netlink_unicast+0x449/0x710 [ 3386.986852][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.986852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.986852][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.986852][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.986852][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.986852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.986852][ T10] [ 3386.988770][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3386.988770][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3386.988770][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3386.988770][ T10] ipv6_find_idev+0x102/0x170 [ 3386.988770][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3386.988770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.988770][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.988770][ T10] netlink_unicast+0x449/0x710 [ 3386.988770][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.988770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.988770][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.988770][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.988770][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.988770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.988770][ T10] [ 3386.990506][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3386.990813][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3386.990813][ T10] dst_init+0x84/0x4a0 [ 3386.990813][ T10] dst_alloc+0x97/0x150 [ 3386.990813][ T10] ip6_dst_alloc+0x23/0x90 [ 3386.990813][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3386.990813][ T10] ip6_pol_route+0x56f/0x840 [ 3386.990813][ T10] fib6_rule_lookup+0x456/0x630 [ 3386.990813][ T10] ip6_route_input+0x59c/0xa50 [ 3386.990813][ T10] ipv6_rcv+0x397/0x810 [ 3386.990813][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3386.990813][ T10] process_backlog+0x101/0x620 [ 3386.990813][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3386.990813][ T10] net_rx_action+0x495/0xbe0 [ 3386.990813][ T10] __do_softirq+0x1b5/0x7f6 [ 3386.990813][ T10] [ 3386.992464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3386.992464][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3386.992464][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3386.992464][ T10] fib6_nh_init+0xa22/0x1580 [ 3386.992464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.992464][ T10] ip6_route_add+0x1c/0x140 [ 3386.992464][ T10] inet6_rtm_newroute+0x104/0x110 [ 3386.992464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.992464][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.992464][ T10] netlink_unicast+0x449/0x710 [ 3386.992464][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.992464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.992464][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.992464][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.992464][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.992464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.992464][ T10] [ 3386.994358][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3386.994358][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.994358][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.994358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.994358][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3386.994358][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3386.994358][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3386.994358][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3386.994358][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3386.994358][ T10] addrconf_dad_begin+0x310/0x670 [ 3386.994358][ T10] addrconf_dad_work+0x10b/0xab0 [ 3386.994358][ T10] process_one_work+0x84d/0x18a0 [ 3386.994358][ T10] worker_thread+0x587/0xd30 [ 3386.994358][ T10] kthread+0x28a/0x350 [ 3386.994358][ T10] ret_from_fork+0x31/0x70 [ 3386.994358][ T10] ret_from_fork_asm+0x1a/0x30 [ 3386.994358][ T10] [ 3386.996281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3386.996281][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.996281][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.996281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.996281][ T10] ip6_route_add+0x1c/0x140 [ 3386.996281][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3386.996281][ T10] inet6_addr_add+0x4f8/0xa40 [ 3386.996281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3386.996281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.996281][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.996281][ T10] netlink_unicast+0x449/0x710 [ 3386.996281][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.996281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.996281][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.996281][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.996281][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.996281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.996281][ T10] [ 3386.998332][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3386.998332][ T10] netdev_get_by_index+0x5e/0x80 [ 3386.998332][ T10] fib6_nh_init+0x3d8/0x1580 [ 3386.998332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3386.998332][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3386.998332][ T10] ipv6_add_addr+0x411/0x2000 [ 3386.998332][ T10] inet6_addr_add+0x30e/0xa40 [ 3386.998332][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3386.998332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3386.998332][ T10] netlink_rcv_skb+0x130/0x360 [ 3386.998332][ T10] netlink_unicast+0x449/0x710 [ 3386.998332][ T10] netlink_sendmsg+0x723/0xbe0 [ 3386.998332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3386.998332][ T10] ___sys_sendmsg+0xee/0x170 [ 3386.998332][ T10] __sys_sendmsg+0xcd/0x170 [ 3386.998332][ T10] do_syscall_64+0xc6/0x1e0 [ 3386.998332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3386.998332][ T10] [ 3387.000345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3387.000345][ T10] netdev_get_by_index+0x5e/0x80 [ 3387.000345][ T10] fib6_nh_init+0x3d8/0x1580 [ 3387.000345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3387.000345][ T10] ip6_route_add+0x1c/0x140 [ 3387.000345][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3387.000345][ T10] addrconf_add_dev+0xe2/0x170 [ 3387.000345][ T10] inet6_addr_add+0x12f/0xa40 [ 3387.000345][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3387.000345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.000345][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.000345][ T10] netlink_unicast+0x449/0x710 [ 3387.000345][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.000345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.000345][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.000345][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.000345][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.000345][ T10] [ 3387.002487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3387.002487][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3387.002487][ T10] ipv6_find_idev+0x102/0x170 [ 3387.002487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3387.002487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.002487][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.002487][ T10] netlink_unicast+0x449/0x710 [ 3387.002487][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.002487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.002487][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.002487][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.002487][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.002487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.002487][ T10] [ 3387.004303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3387.004303][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3387.004303][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3387.004303][ T10] ipv6_find_idev+0x102/0x170 [ 3387.004303][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3387.004303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.004303][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.004303][ T10] netlink_unicast+0x449/0x710 [ 3387.004303][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.004303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.004303][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.004303][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.004303][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.004303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.004303][ T10] [ 3387.006186][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3387.006506][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3387.006506][ T10] netdev_get_by_index+0x5e/0x80 [ 3387.006506][ T10] fib6_nh_init+0x3d8/0x1580 [ 3387.006506][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3387.006506][ T10] ip6_route_add+0x1c/0x140 [ 3387.006506][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3387.006506][ T10] inet6_addr_add+0x4f8/0xa40 [ 3387.006506][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3387.006506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.006506][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.006506][ T10] netlink_unicast+0x449/0x710 [ 3387.006506][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.006506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.006506][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.006506][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.006506][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.006506][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.006506][ T10] [ 3387.008701][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3387.008701][ T10] netdev_get_by_index+0x5e/0x80 [ 3387.008701][ T10] fib6_nh_init+0x3d8/0x1580 [ 3387.008701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3387.008701][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3387.008701][ T10] ipv6_add_addr+0x411/0x2000 [ 3387.008701][ T10] inet6_addr_add+0x30e/0xa40 [ 3387.008701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3387.008701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.008701][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.008701][ T10] netlink_unicast+0x449/0x710 [ 3387.008701][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.008701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.008701][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.008701][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.008701][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.008701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.008701][ T10] [ 3387.010813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3387.010813][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3387.010813][ T10] ipv6_find_idev+0x102/0x170 [ 3387.010813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3387.010813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.010813][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.010813][ T10] netlink_unicast+0x449/0x710 [ 3387.010813][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.010813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.010813][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.010813][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.010813][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.010813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.010813][ T10] [ 3387.012593][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3387.012593][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3387.012593][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3387.012593][ T10] ipv6_find_idev+0x102/0x170 [ 3387.012593][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3387.012593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3387.012593][ T10] netlink_rcv_skb+0x130/0x360 [ 3387.012593][ T10] netlink_unicast+0x449/0x710 [ 3387.012593][ T10] netlink_sendmsg+0x723/0xbe0 [ 3387.012593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3387.012593][ T10] ___sys_sendmsg+0xee/0x170 [ 3387.012593][ T10] __sys_sendmsg+0xcd/0x170 [ 3387.012593][ T10] do_syscall_64+0xc6/0x1e0 [ 3387.012593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3387.012593][ T10] [ 3397.126968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3397.127497][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.127497][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3397.127497][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3397.127497][ T10] fib6_nh_init+0xa22/0x1580 [ 3397.127497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.127497][ T10] ip6_route_add+0x1c/0x140 [ 3397.127497][ T10] inet6_rtm_newroute+0x104/0x110 [ 3397.127497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.127497][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.127497][ T10] netlink_unicast+0x449/0x710 [ 3397.127497][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.127497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.127497][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.127497][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.127497][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.127497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.127497][ T10] [ 3397.130510][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.130510][ T10] dst_init+0x84/0x4a0 [ 3397.130510][ T10] dst_alloc+0x97/0x150 [ 3397.130510][ T10] ip6_dst_alloc+0x23/0x90 [ 3397.130510][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3397.130510][ T10] ip6_pol_route+0x56f/0x840 [ 3397.130510][ T10] fib6_rule_lookup+0x456/0x630 [ 3397.130510][ T10] ip6_route_input+0x59c/0xa50 [ 3397.130510][ T10] ipv6_rcv+0x397/0x810 [ 3397.130510][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3397.130510][ T10] process_backlog+0x101/0x620 [ 3397.130510][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3397.130510][ T10] net_rx_action+0x495/0xbe0 [ 3397.130510][ T10] __do_softirq+0x1b5/0x7f6 [ 3397.130510][ T10] [ 3397.133097][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.133097][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.133097][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.133097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.133097][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3397.133097][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3397.133097][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3397.133097][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3397.133097][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3397.133097][ T10] addrconf_dad_begin+0x310/0x670 [ 3397.133097][ T10] addrconf_dad_work+0x10b/0xab0 [ 3397.133097][ T10] process_one_work+0x84d/0x18a0 [ 3397.133097][ T10] worker_thread+0x587/0xd30 [ 3397.133097][ T10] kthread+0x28a/0x350 [ 3397.133097][ T10] ret_from_fork+0x31/0x70 [ 3397.133097][ T10] ret_from_fork_asm+0x1a/0x30 [ 3397.133097][ T10] [ 3397.136116][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.136116][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.136116][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.136116][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.136116][ T10] ip6_route_add+0x1c/0x140 [ 3397.136116][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3397.136116][ T10] inet6_addr_add+0x4f8/0xa40 [ 3397.136116][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.136116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.136116][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.136116][ T10] netlink_unicast+0x449/0x710 [ 3397.136116][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.136116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.136116][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.136116][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.136116][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.136116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.136116][ T10] [ 3397.139274][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.139274][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.139274][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.139274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.139274][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3397.139274][ T10] ipv6_add_addr+0x411/0x2000 [ 3397.139274][ T10] inet6_addr_add+0x30e/0xa40 [ 3397.139274][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.139274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.139274][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.139274][ T10] netlink_unicast+0x449/0x710 [ 3397.139274][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.139274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.139274][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.139274][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.139274][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.139274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.139274][ T10] [ 3397.142429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.142429][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.142429][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.142429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.142429][ T10] ip6_route_add+0x1c/0x140 [ 3397.142429][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3397.142429][ T10] addrconf_add_dev+0xe2/0x170 [ 3397.142429][ T10] inet6_addr_add+0x12f/0xa40 [ 3397.142429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.142429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.142429][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.142429][ T10] netlink_unicast+0x449/0x710 [ 3397.142429][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.142429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.142429][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.142429][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.142429][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.142429][ T10] [ 3397.145525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.145525][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3397.145525][ T10] ipv6_find_idev+0x102/0x170 [ 3397.145525][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.145525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.145525][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.145525][ T10] netlink_unicast+0x449/0x710 [ 3397.145525][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.145525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.145525][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.145525][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.145525][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.145525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.145525][ T10] [ 3397.147968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3397.147968][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3397.147968][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3397.147968][ T10] ipv6_find_idev+0x102/0x170 [ 3397.147968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.147968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.147968][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.147968][ T10] netlink_unicast+0x449/0x710 [ 3397.147968][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.147968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.147968][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.147968][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.147968][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.147968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.147968][ T10] [ 3397.150759][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3397.151202][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3397.151202][ T10] dst_init+0x84/0x4a0 [ 3397.151202][ T10] dst_alloc+0x97/0x150 [ 3397.151202][ T10] ip6_dst_alloc+0x23/0x90 [ 3397.151202][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3397.151202][ T10] ip6_pol_route+0x56f/0x840 [ 3397.151202][ T10] fib6_rule_lookup+0x456/0x630 [ 3397.151202][ T10] ip6_route_input+0x59c/0xa50 [ 3397.151202][ T10] ipv6_rcv+0x397/0x810 [ 3397.151202][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3397.151202][ T10] process_backlog+0x101/0x620 [ 3397.151202][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3397.151202][ T10] net_rx_action+0x495/0xbe0 [ 3397.151202][ T10] __do_softirq+0x1b5/0x7f6 [ 3397.151202][ T10] [ 3397.153809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.153809][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3397.153809][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3397.153809][ T10] fib6_nh_init+0xa22/0x1580 [ 3397.153809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.153809][ T10] ip6_route_add+0x1c/0x140 [ 3397.153809][ T10] inet6_rtm_newroute+0x104/0x110 [ 3397.153809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.153809][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.153809][ T10] netlink_unicast+0x449/0x710 [ 3397.153809][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.153809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.153809][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.153809][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.153809][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.153809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.153809][ T10] [ 3397.156789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.156789][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.156789][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.156789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.156789][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3397.156789][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3397.156789][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3397.156789][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3397.156789][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3397.156789][ T10] addrconf_dad_begin+0x310/0x670 [ 3397.156789][ T10] addrconf_dad_work+0x10b/0xab0 [ 3397.156789][ T10] process_one_work+0x84d/0x18a0 [ 3397.156789][ T10] worker_thread+0x587/0xd30 [ 3397.156789][ T10] kthread+0x28a/0x350 [ 3397.156789][ T10] ret_from_fork+0x31/0x70 [ 3397.156789][ T10] ret_from_fork_asm+0x1a/0x30 [ 3397.156789][ T10] [ 3397.159825][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.159825][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.159825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.159825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.159825][ T10] ip6_route_add+0x1c/0x140 [ 3397.159825][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3397.159825][ T10] inet6_addr_add+0x4f8/0xa40 [ 3397.159825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.159825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.159825][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.159825][ T10] netlink_unicast+0x449/0x710 [ 3397.159825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.159825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.159825][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.159825][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.159825][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.159825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.159825][ T10] [ 3397.163976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.163976][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.163976][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.163976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.163976][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3397.163976][ T10] ipv6_add_addr+0x411/0x2000 [ 3397.163976][ T10] inet6_addr_add+0x30e/0xa40 [ 3397.163976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.163976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.163976][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.163976][ T10] netlink_unicast+0x449/0x710 [ 3397.163976][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.163976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.163976][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.163976][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.163976][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.163976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.163976][ T10] [ 3397.167133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.167133][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.167133][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.167133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.167133][ T10] ip6_route_add+0x1c/0x140 [ 3397.167133][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3397.167133][ T10] addrconf_add_dev+0xe2/0x170 [ 3397.167133][ T10] inet6_addr_add+0x12f/0xa40 [ 3397.167133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.167133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.167133][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.167133][ T10] netlink_unicast+0x449/0x710 [ 3397.167133][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.167133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.167133][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.167133][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.167133][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.167133][ T10] [ 3397.170393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.170393][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3397.170393][ T10] ipv6_find_idev+0x102/0x170 [ 3397.170393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.170393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.170393][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.170393][ T10] netlink_unicast+0x449/0x710 [ 3397.170393][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.170393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.170393][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.170393][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.170393][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.170393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.170393][ T10] [ 3397.172187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3397.172187][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3397.172187][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3397.172187][ T10] ipv6_find_idev+0x102/0x170 [ 3397.172187][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.172187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.172187][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.172187][ T10] netlink_unicast+0x449/0x710 [ 3397.172187][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.172187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.172187][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.172187][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.172187][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.172187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.172187][ T10] [ 3397.174078][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3397.174383][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3397.174383][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.174383][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.174383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.174383][ T10] ip6_route_add+0x1c/0x140 [ 3397.174383][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3397.174383][ T10] inet6_addr_add+0x4f8/0xa40 [ 3397.174383][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.174383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.174383][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.174383][ T10] netlink_unicast+0x449/0x710 [ 3397.174383][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.174383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.174383][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.174383][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.174383][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.174383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.174383][ T10] [ 3397.176591][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3397.176591][ T10] netdev_get_by_index+0x5e/0x80 [ 3397.176591][ T10] fib6_nh_init+0x3d8/0x1580 [ 3397.176591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3397.176591][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3397.176591][ T10] ipv6_add_addr+0x411/0x2000 [ 3397.176591][ T10] inet6_addr_add+0x30e/0xa40 [ 3397.176591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3397.176591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.176591][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.176591][ T10] netlink_unicast+0x449/0x710 [ 3397.176591][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.176591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.176591][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.176591][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.176591][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.176591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.176591][ T10] [ 3397.178780][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3397.178780][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3397.178780][ T10] ipv6_find_idev+0x102/0x170 [ 3397.178780][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.178780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.178780][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.178780][ T10] netlink_unicast+0x449/0x710 [ 3397.178780][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.178780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.178780][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.178780][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.178780][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.178780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.178780][ T10] [ 3397.180597][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3397.180597][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3397.180597][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3397.180597][ T10] ipv6_find_idev+0x102/0x170 [ 3397.180597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3397.180597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3397.180597][ T10] netlink_rcv_skb+0x130/0x360 [ 3397.180597][ T10] netlink_unicast+0x449/0x710 [ 3397.180597][ T10] netlink_sendmsg+0x723/0xbe0 [ 3397.180597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3397.180597][ T10] ___sys_sendmsg+0xee/0x170 [ 3397.180597][ T10] __sys_sendmsg+0xcd/0x170 [ 3397.180597][ T10] do_syscall_64+0xc6/0x1e0 [ 3397.180597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3397.180597][ T10] [ 3407.422981][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3407.423383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.423383][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3407.423383][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3407.423383][ T10] fib6_nh_init+0xa22/0x1580 [ 3407.423383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.423383][ T10] ip6_route_add+0x1c/0x140 [ 3407.423383][ T10] inet6_rtm_newroute+0x104/0x110 [ 3407.423383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.423383][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.423383][ T10] netlink_unicast+0x449/0x710 [ 3407.423383][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.423383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.423383][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.423383][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.423383][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.423383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.423383][ T10] [ 3407.425300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.425300][ T10] dst_init+0x84/0x4a0 [ 3407.425300][ T10] dst_alloc+0x97/0x150 [ 3407.425300][ T10] ip6_dst_alloc+0x23/0x90 [ 3407.425300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3407.425300][ T10] ip6_pol_route+0x56f/0x840 [ 3407.425300][ T10] fib6_rule_lookup+0x456/0x630 [ 3407.425300][ T10] ip6_route_input+0x59c/0xa50 [ 3407.425300][ T10] ipv6_rcv+0x397/0x810 [ 3407.425300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3407.425300][ T10] process_backlog+0x101/0x620 [ 3407.425300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3407.425300][ T10] net_rx_action+0x495/0xbe0 [ 3407.425300][ T10] __do_softirq+0x1b5/0x7f6 [ 3407.425300][ T10] [ 3407.426959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.426959][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.426959][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.426959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.426959][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3407.426959][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3407.426959][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3407.426959][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3407.426959][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3407.426959][ T10] addrconf_dad_begin+0x310/0x670 [ 3407.426959][ T10] addrconf_dad_work+0x10b/0xab0 [ 3407.426959][ T10] process_one_work+0x84d/0x18a0 [ 3407.426959][ T10] worker_thread+0x587/0xd30 [ 3407.426959][ T10] kthread+0x28a/0x350 [ 3407.426959][ T10] ret_from_fork+0x31/0x70 [ 3407.426959][ T10] ret_from_fork_asm+0x1a/0x30 [ 3407.426959][ T10] [ 3407.428872][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.428872][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.428872][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.428872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.428872][ T10] ip6_route_add+0x1c/0x140 [ 3407.428872][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3407.428872][ T10] inet6_addr_add+0x4f8/0xa40 [ 3407.428872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.428872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.428872][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.428872][ T10] netlink_unicast+0x449/0x710 [ 3407.428872][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.428872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.428872][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.428872][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.428872][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.428872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.428872][ T10] [ 3407.430886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.430886][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.430886][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.430886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.430886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3407.430886][ T10] ipv6_add_addr+0x411/0x2000 [ 3407.430886][ T10] inet6_addr_add+0x30e/0xa40 [ 3407.430886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.430886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.430886][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.430886][ T10] netlink_unicast+0x449/0x710 [ 3407.430886][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.430886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.430886][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.430886][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.430886][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.430886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.430886][ T10] [ 3407.432884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.432884][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.432884][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.432884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.432884][ T10] ip6_route_add+0x1c/0x140 [ 3407.432884][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3407.432884][ T10] addrconf_add_dev+0xe2/0x170 [ 3407.432884][ T10] inet6_addr_add+0x12f/0xa40 [ 3407.432884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.432884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.432884][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.432884][ T10] netlink_unicast+0x449/0x710 [ 3407.432884][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.432884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.432884][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.432884][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.432884][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.432884][ T10] [ 3407.434847][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.434847][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3407.434847][ T10] ipv6_find_idev+0x102/0x170 [ 3407.434847][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.434847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.434847][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.434847][ T10] netlink_unicast+0x449/0x710 [ 3407.434847][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.434847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.434847][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.434847][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.434847][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.434847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.434847][ T10] [ 3407.436383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3407.436383][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3407.436383][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3407.436383][ T10] ipv6_find_idev+0x102/0x170 [ 3407.436383][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.436383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.436383][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.436383][ T10] netlink_unicast+0x449/0x710 [ 3407.436383][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.436383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.436383][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.436383][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.436383][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.436383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.436383][ T10] [ 3407.438084][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3407.438355][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3407.438355][ T10] dst_init+0x84/0x4a0 [ 3407.438355][ T10] dst_alloc+0x97/0x150 [ 3407.438355][ T10] ip6_dst_alloc+0x23/0x90 [ 3407.438355][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3407.438355][ T10] ip6_pol_route+0x56f/0x840 [ 3407.438355][ T10] fib6_rule_lookup+0x456/0x630 [ 3407.438355][ T10] ip6_route_input+0x59c/0xa50 [ 3407.438355][ T10] ipv6_rcv+0x397/0x810 [ 3407.438355][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3407.438355][ T10] process_backlog+0x101/0x620 [ 3407.438355][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3407.438355][ T10] net_rx_action+0x495/0xbe0 [ 3407.438355][ T10] __do_softirq+0x1b5/0x7f6 [ 3407.438355][ T10] [ 3407.440009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.440009][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3407.440009][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3407.440009][ T10] fib6_nh_init+0xa22/0x1580 [ 3407.440009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.440009][ T10] ip6_route_add+0x1c/0x140 [ 3407.440009][ T10] inet6_rtm_newroute+0x104/0x110 [ 3407.440009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.440009][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.440009][ T10] netlink_unicast+0x449/0x710 [ 3407.440009][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.440009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.440009][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.440009][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.440009][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.440009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.440009][ T10] [ 3407.441887][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.441887][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.441887][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.441887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.441887][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3407.441887][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3407.441887][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3407.441887][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3407.441887][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3407.441887][ T10] addrconf_dad_begin+0x310/0x670 [ 3407.441887][ T10] addrconf_dad_work+0x10b/0xab0 [ 3407.441887][ T10] process_one_work+0x84d/0x18a0 [ 3407.441887][ T10] worker_thread+0x587/0xd30 [ 3407.441887][ T10] kthread+0x28a/0x350 [ 3407.441887][ T10] ret_from_fork+0x31/0x70 [ 3407.441887][ T10] ret_from_fork_asm+0x1a/0x30 [ 3407.441887][ T10] [ 3407.443789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.443789][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.443789][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.443789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.443789][ T10] ip6_route_add+0x1c/0x140 [ 3407.443789][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3407.443789][ T10] inet6_addr_add+0x4f8/0xa40 [ 3407.443789][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.443789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.443789][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.443789][ T10] netlink_unicast+0x449/0x710 [ 3407.443789][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.443789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.443789][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.443789][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.443789][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.443789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.443789][ T10] [ 3407.445786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.445786][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.445786][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.445786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.445786][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3407.445786][ T10] ipv6_add_addr+0x411/0x2000 [ 3407.445786][ T10] inet6_addr_add+0x30e/0xa40 [ 3407.445786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.445786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.445786][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.445786][ T10] netlink_unicast+0x449/0x710 [ 3407.445786][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.445786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.445786][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.445786][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.445786][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.445786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.445786][ T10] [ 3407.447778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.447778][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.447778][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.447778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.447778][ T10] ip6_route_add+0x1c/0x140 [ 3407.447778][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3407.447778][ T10] addrconf_add_dev+0xe2/0x170 [ 3407.447778][ T10] inet6_addr_add+0x12f/0xa40 [ 3407.447778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.447778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.447778][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.447778][ T10] netlink_unicast+0x449/0x710 [ 3407.447778][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.447778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.447778][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.447778][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.447778][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.447778][ T10] [ 3407.449889][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.449889][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3407.449889][ T10] ipv6_find_idev+0x102/0x170 [ 3407.449889][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.449889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.449889][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.449889][ T10] netlink_unicast+0x449/0x710 [ 3407.449889][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.449889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.449889][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.449889][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.449889][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.449889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.449889][ T10] [ 3407.451568][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3407.451568][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3407.451568][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3407.451568][ T10] ipv6_find_idev+0x102/0x170 [ 3407.451568][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.451568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.451568][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.451568][ T10] netlink_unicast+0x449/0x710 [ 3407.451568][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.451568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.451568][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.451568][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.451568][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.451568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.451568][ T10] [ 3407.453331][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3407.453639][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3407.453639][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.453639][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.453639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.453639][ T10] ip6_route_add+0x1c/0x140 [ 3407.453639][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3407.453639][ T10] inet6_addr_add+0x4f8/0xa40 [ 3407.453639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.453639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.453639][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.453639][ T10] netlink_unicast+0x449/0x710 [ 3407.453639][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.453639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.453639][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.453639][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.453639][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.453639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.453639][ T10] [ 3407.455709][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3407.455709][ T10] netdev_get_by_index+0x5e/0x80 [ 3407.455709][ T10] fib6_nh_init+0x3d8/0x1580 [ 3407.455709][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3407.455709][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3407.455709][ T10] ipv6_add_addr+0x411/0x2000 [ 3407.455709][ T10] inet6_addr_add+0x30e/0xa40 [ 3407.455709][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3407.455709][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.455709][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.455709][ T10] netlink_unicast+0x449/0x710 [ 3407.455709][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.455709][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.455709][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.455709][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.455709][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.455709][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.455709][ T10] [ 3407.457825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3407.457825][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3407.457825][ T10] ipv6_find_idev+0x102/0x170 [ 3407.457825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.457825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.457825][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.457825][ T10] netlink_unicast+0x449/0x710 [ 3407.457825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.457825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.457825][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.457825][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.457825][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.457825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.457825][ T10] [ 3407.459516][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3407.459516][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3407.459516][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3407.459516][ T10] ipv6_find_idev+0x102/0x170 [ 3407.459516][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3407.459516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3407.459516][ T10] netlink_rcv_skb+0x130/0x360 [ 3407.459516][ T10] netlink_unicast+0x449/0x710 [ 3407.459516][ T10] netlink_sendmsg+0x723/0xbe0 [ 3407.459516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3407.459516][ T10] ___sys_sendmsg+0xee/0x170 [ 3407.459516][ T10] __sys_sendmsg+0xcd/0x170 [ 3407.459516][ T10] do_syscall_64+0xc6/0x1e0 [ 3407.459516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3407.459516][ T10] [ 3417.839054][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3417.839474][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.839474][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3417.839474][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3417.839474][ T10] fib6_nh_init+0xa22/0x1580 [ 3417.839474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.839474][ T10] ip6_route_add+0x1c/0x140 [ 3417.839474][ T10] inet6_rtm_newroute+0x104/0x110 [ 3417.839474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.839474][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.839474][ T10] netlink_unicast+0x449/0x710 [ 3417.839474][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.839474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.839474][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.839474][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.839474][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.839474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.839474][ T10] [ 3417.841392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.841392][ T10] dst_init+0x84/0x4a0 [ 3417.841392][ T10] dst_alloc+0x97/0x150 [ 3417.841392][ T10] ip6_dst_alloc+0x23/0x90 [ 3417.841392][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3417.841392][ T10] ip6_pol_route+0x56f/0x840 [ 3417.841392][ T10] fib6_rule_lookup+0x456/0x630 [ 3417.841392][ T10] ip6_route_input+0x59c/0xa50 [ 3417.841392][ T10] ipv6_rcv+0x397/0x810 [ 3417.841392][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3417.841392][ T10] process_backlog+0x101/0x620 [ 3417.841392][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3417.841392][ T10] net_rx_action+0x495/0xbe0 [ 3417.841392][ T10] __do_softirq+0x1b5/0x7f6 [ 3417.841392][ T10] [ 3417.843056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.843056][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.843056][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.843056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.843056][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3417.843056][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3417.843056][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3417.843056][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3417.843056][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3417.843056][ T10] addrconf_dad_begin+0x310/0x670 [ 3417.843056][ T10] addrconf_dad_work+0x10b/0xab0 [ 3417.843056][ T10] process_one_work+0x84d/0x18a0 [ 3417.843056][ T10] worker_thread+0x587/0xd30 [ 3417.843056][ T10] kthread+0x28a/0x350 [ 3417.843056][ T10] ret_from_fork+0x31/0x70 [ 3417.843056][ T10] ret_from_fork_asm+0x1a/0x30 [ 3417.843056][ T10] [ 3417.844979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.844979][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.844979][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.844979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.844979][ T10] ip6_route_add+0x1c/0x140 [ 3417.844979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3417.844979][ T10] inet6_addr_add+0x4f8/0xa40 [ 3417.844979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.844979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.844979][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.844979][ T10] netlink_unicast+0x449/0x710 [ 3417.844979][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.844979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.844979][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.844979][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.844979][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.844979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.844979][ T10] [ 3417.847000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.847000][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.847000][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.847000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.847000][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3417.847000][ T10] ipv6_add_addr+0x411/0x2000 [ 3417.847000][ T10] inet6_addr_add+0x30e/0xa40 [ 3417.847000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.847000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.847000][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.847000][ T10] netlink_unicast+0x449/0x710 [ 3417.847000][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.847000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.847000][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.847000][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.847000][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.847000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.847000][ T10] [ 3417.849022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.849022][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.849022][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.849022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.849022][ T10] ip6_route_add+0x1c/0x140 [ 3417.849022][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3417.849022][ T10] addrconf_add_dev+0xe2/0x170 [ 3417.849022][ T10] inet6_addr_add+0x12f/0xa40 [ 3417.849022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.849022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.849022][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.849022][ T10] netlink_unicast+0x449/0x710 [ 3417.849022][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.849022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.849022][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.849022][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.849022][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.849022][ T10] [ 3417.851014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.851014][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3417.851014][ T10] ipv6_find_idev+0x102/0x170 [ 3417.851014][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.851014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.851014][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.851014][ T10] netlink_unicast+0x449/0x710 [ 3417.851014][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.851014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.851014][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.851014][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.851014][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.851014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.851014][ T10] [ 3417.852569][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3417.852569][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3417.852569][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3417.852569][ T10] ipv6_find_idev+0x102/0x170 [ 3417.852569][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.852569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.852569][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.852569][ T10] netlink_unicast+0x449/0x710 [ 3417.852569][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.852569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.852569][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.852569][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.852569][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.852569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.852569][ T10] [ 3417.854267][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3417.854551][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3417.854551][ T10] dst_init+0x84/0x4a0 [ 3417.854551][ T10] dst_alloc+0x97/0x150 [ 3417.854551][ T10] ip6_dst_alloc+0x23/0x90 [ 3417.854551][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3417.854551][ T10] ip6_pol_route+0x56f/0x840 [ 3417.854551][ T10] fib6_rule_lookup+0x456/0x630 [ 3417.854551][ T10] ip6_route_input+0x59c/0xa50 [ 3417.854551][ T10] ipv6_rcv+0x397/0x810 [ 3417.854551][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3417.854551][ T10] process_backlog+0x101/0x620 [ 3417.854551][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3417.854551][ T10] net_rx_action+0x495/0xbe0 [ 3417.854551][ T10] __do_softirq+0x1b5/0x7f6 [ 3417.854551][ T10] [ 3417.856186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.856186][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3417.856186][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3417.856186][ T10] fib6_nh_init+0xa22/0x1580 [ 3417.856186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.856186][ T10] ip6_route_add+0x1c/0x140 [ 3417.856186][ T10] inet6_rtm_newroute+0x104/0x110 [ 3417.856186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.856186][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.856186][ T10] netlink_unicast+0x449/0x710 [ 3417.856186][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.856186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.856186][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.856186][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.856186][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.856186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.856186][ T10] [ 3417.858063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.858063][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.858063][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.858063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.858063][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3417.858063][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3417.858063][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3417.858063][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3417.858063][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3417.858063][ T10] addrconf_dad_begin+0x310/0x670 [ 3417.858063][ T10] addrconf_dad_work+0x10b/0xab0 [ 3417.858063][ T10] process_one_work+0x84d/0x18a0 [ 3417.858063][ T10] worker_thread+0x587/0xd30 [ 3417.858063][ T10] kthread+0x28a/0x350 [ 3417.858063][ T10] ret_from_fork+0x31/0x70 [ 3417.858063][ T10] ret_from_fork_asm+0x1a/0x30 [ 3417.858063][ T10] [ 3417.859991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.859991][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.859991][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.859991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.859991][ T10] ip6_route_add+0x1c/0x140 [ 3417.859991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3417.859991][ T10] inet6_addr_add+0x4f8/0xa40 [ 3417.859991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.859991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.859991][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.859991][ T10] netlink_unicast+0x449/0x710 [ 3417.859991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.859991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.859991][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.859991][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.859991][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.859991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.859991][ T10] [ 3417.861996][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.861996][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.861996][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.861996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.861996][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3417.861996][ T10] ipv6_add_addr+0x411/0x2000 [ 3417.861996][ T10] inet6_addr_add+0x30e/0xa40 [ 3417.861996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.861996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.861996][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.861996][ T10] netlink_unicast+0x449/0x710 [ 3417.861996][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.861996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.861996][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.861996][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.861996][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.861996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.861996][ T10] [ 3417.864008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.864008][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.864008][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.864008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.864008][ T10] ip6_route_add+0x1c/0x140 [ 3417.864008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3417.864008][ T10] addrconf_add_dev+0xe2/0x170 [ 3417.864008][ T10] inet6_addr_add+0x12f/0xa40 [ 3417.864008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.864008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.864008][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.864008][ T10] netlink_unicast+0x449/0x710 [ 3417.864008][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.864008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.864008][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.864008][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.864008][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.864008][ T10] [ 3417.866031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.866031][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3417.866031][ T10] ipv6_find_idev+0x102/0x170 [ 3417.866031][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.866031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.866031][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.866031][ T10] netlink_unicast+0x449/0x710 [ 3417.866031][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.866031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.866031][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.866031][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.866031][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.866031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.866031][ T10] [ 3417.867830][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3417.867830][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3417.867830][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3417.867830][ T10] ipv6_find_idev+0x102/0x170 [ 3417.867830][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.867830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.867830][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.867830][ T10] netlink_unicast+0x449/0x710 [ 3417.867830][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.867830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.867830][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.867830][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.867830][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.867830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.867830][ T10] [ 3417.869795][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3417.870062][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3417.870062][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.870062][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.870062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.870062][ T10] ip6_route_add+0x1c/0x140 [ 3417.870062][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3417.870062][ T10] inet6_addr_add+0x4f8/0xa40 [ 3417.870062][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.870062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.870062][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.870062][ T10] netlink_unicast+0x449/0x710 [ 3417.870062][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.870062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.870062][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.870062][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.870062][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.870062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.870062][ T10] [ 3417.872308][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3417.872308][ T10] netdev_get_by_index+0x5e/0x80 [ 3417.872308][ T10] fib6_nh_init+0x3d8/0x1580 [ 3417.872308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3417.872308][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3417.872308][ T10] ipv6_add_addr+0x411/0x2000 [ 3417.872308][ T10] inet6_addr_add+0x30e/0xa40 [ 3417.872308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3417.872308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.872308][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.872308][ T10] netlink_unicast+0x449/0x710 [ 3417.872308][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.872308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.872308][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.872308][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.872308][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.872308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.872308][ T10] [ 3417.874539][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3417.874539][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3417.874539][ T10] ipv6_find_idev+0x102/0x170 [ 3417.874539][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.874539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.874539][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.874539][ T10] netlink_unicast+0x449/0x710 [ 3417.874539][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.874539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.874539][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.874539][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.874539][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.874539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.874539][ T10] [ 3417.876259][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3417.876259][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3417.876259][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3417.876259][ T10] ipv6_find_idev+0x102/0x170 [ 3417.876259][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3417.876259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3417.876259][ T10] netlink_rcv_skb+0x130/0x360 [ 3417.876259][ T10] netlink_unicast+0x449/0x710 [ 3417.876259][ T10] netlink_sendmsg+0x723/0xbe0 [ 3417.876259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3417.876259][ T10] ___sys_sendmsg+0xee/0x170 [ 3417.876259][ T10] __sys_sendmsg+0xcd/0x170 [ 3417.876259][ T10] do_syscall_64+0xc6/0x1e0 [ 3417.876259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3417.876259][ T10] [ 3428.118943][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3428.119464][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.119464][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3428.119464][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3428.119464][ T10] fib6_nh_init+0xa22/0x1580 [ 3428.119464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.119464][ T10] ip6_route_add+0x1c/0x140 [ 3428.119464][ T10] inet6_rtm_newroute+0x104/0x110 [ 3428.119464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.119464][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.119464][ T10] netlink_unicast+0x449/0x710 [ 3428.119464][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.119464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.119464][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.119464][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.119464][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.119464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.119464][ T10] [ 3428.122519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.122519][ T10] dst_init+0x84/0x4a0 [ 3428.122519][ T10] dst_alloc+0x97/0x150 [ 3428.122519][ T10] ip6_dst_alloc+0x23/0x90 [ 3428.122519][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3428.122519][ T10] ip6_pol_route+0x56f/0x840 [ 3428.122519][ T10] fib6_rule_lookup+0x456/0x630 [ 3428.122519][ T10] ip6_route_input+0x59c/0xa50 [ 3428.122519][ T10] ipv6_rcv+0x397/0x810 [ 3428.122519][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3428.122519][ T10] process_backlog+0x101/0x620 [ 3428.122519][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3428.122519][ T10] net_rx_action+0x495/0xbe0 [ 3428.122519][ T10] __do_softirq+0x1b5/0x7f6 [ 3428.122519][ T10] [ 3428.125192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.125192][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.125192][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.125192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.125192][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3428.125192][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3428.125192][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3428.125192][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3428.125192][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3428.125192][ T10] addrconf_dad_begin+0x310/0x670 [ 3428.125192][ T10] addrconf_dad_work+0x10b/0xab0 [ 3428.125192][ T10] process_one_work+0x84d/0x18a0 [ 3428.125192][ T10] worker_thread+0x587/0xd30 [ 3428.125192][ T10] kthread+0x28a/0x350 [ 3428.125192][ T10] ret_from_fork+0x31/0x70 [ 3428.125192][ T10] ret_from_fork_asm+0x1a/0x30 [ 3428.125192][ T10] [ 3428.128274][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.128274][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.128274][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.128274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.128274][ T10] ip6_route_add+0x1c/0x140 [ 3428.128274][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3428.128274][ T10] inet6_addr_add+0x4f8/0xa40 [ 3428.128274][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.128274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.128274][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.128274][ T10] netlink_unicast+0x449/0x710 [ 3428.128274][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.128274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.128274][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.128274][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.128274][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.128274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.128274][ T10] [ 3428.131510][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.131510][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.131510][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.131510][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.131510][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3428.131510][ T10] ipv6_add_addr+0x411/0x2000 [ 3428.131510][ T10] inet6_addr_add+0x30e/0xa40 [ 3428.131510][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.131510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.131510][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.131510][ T10] netlink_unicast+0x449/0x710 [ 3428.131510][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.131510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.131510][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.131510][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.131510][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.131510][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.131510][ T10] [ 3428.134733][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.134733][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.134733][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.134733][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.134733][ T10] ip6_route_add+0x1c/0x140 [ 3428.134733][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3428.134733][ T10] addrconf_add_dev+0xe2/0x170 [ 3428.134733][ T10] inet6_addr_add+0x12f/0xa40 [ 3428.134733][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.134733][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.134733][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.134733][ T10] netlink_unicast+0x449/0x710 [ 3428.134733][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.134733][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.134733][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.134733][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.134733][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.134733][ T10] [ 3428.137898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.137898][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3428.137898][ T10] ipv6_find_idev+0x102/0x170 [ 3428.137898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.137898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.137898][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.137898][ T10] netlink_unicast+0x449/0x710 [ 3428.137898][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.137898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.137898][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.137898][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.137898][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.137898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.137898][ T10] [ 3428.140391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3428.140391][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3428.140391][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3428.140391][ T10] ipv6_find_idev+0x102/0x170 [ 3428.140391][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.140391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.140391][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.140391][ T10] netlink_unicast+0x449/0x710 [ 3428.140391][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.140391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.140391][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.140391][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.140391][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.140391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.140391][ T10] [ 3428.143161][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3428.143592][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3428.143592][ T10] dst_init+0x84/0x4a0 [ 3428.143592][ T10] dst_alloc+0x97/0x150 [ 3428.143592][ T10] ip6_dst_alloc+0x23/0x90 [ 3428.143592][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3428.143592][ T10] ip6_pol_route+0x56f/0x840 [ 3428.143592][ T10] fib6_rule_lookup+0x456/0x630 [ 3428.143592][ T10] ip6_route_input+0x59c/0xa50 [ 3428.143592][ T10] ipv6_rcv+0x397/0x810 [ 3428.143592][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3428.143592][ T10] process_backlog+0x101/0x620 [ 3428.143592][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3428.143592][ T10] net_rx_action+0x495/0xbe0 [ 3428.143592][ T10] __do_softirq+0x1b5/0x7f6 [ 3428.143592][ T10] [ 3428.146243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.146243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3428.146243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3428.146243][ T10] fib6_nh_init+0xa22/0x1580 [ 3428.146243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.146243][ T10] ip6_route_add+0x1c/0x140 [ 3428.146243][ T10] inet6_rtm_newroute+0x104/0x110 [ 3428.146243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.146243][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.146243][ T10] netlink_unicast+0x449/0x710 [ 3428.146243][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.146243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.146243][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.146243][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.146243][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.146243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.146243][ T10] [ 3428.149282][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.149282][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.149282][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.149282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.149282][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3428.149282][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3428.149282][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3428.149282][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3428.149282][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3428.149282][ T10] addrconf_dad_begin+0x310/0x670 [ 3428.149282][ T10] addrconf_dad_work+0x10b/0xab0 [ 3428.149282][ T10] process_one_work+0x84d/0x18a0 [ 3428.149282][ T10] worker_thread+0x587/0xd30 [ 3428.149282][ T10] kthread+0x28a/0x350 [ 3428.149282][ T10] ret_from_fork+0x31/0x70 [ 3428.149282][ T10] ret_from_fork_asm+0x1a/0x30 [ 3428.149282][ T10] [ 3428.152360][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.152360][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.152360][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.152360][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.152360][ T10] ip6_route_add+0x1c/0x140 [ 3428.152360][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3428.152360][ T10] inet6_addr_add+0x4f8/0xa40 [ 3428.152360][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.152360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.152360][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.152360][ T10] netlink_unicast+0x449/0x710 [ 3428.152360][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.152360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.152360][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.152360][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.152360][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.152360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.152360][ T10] [ 3428.155600][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.155600][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.155600][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.155600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.155600][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3428.155600][ T10] ipv6_add_addr+0x411/0x2000 [ 3428.155600][ T10] inet6_addr_add+0x30e/0xa40 [ 3428.155600][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.155600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.155600][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.155600][ T10] netlink_unicast+0x449/0x710 [ 3428.155600][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.155600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.155600][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.155600][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.155600][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.155600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.155600][ T10] [ 3428.158815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.158815][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.158815][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.158815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.158815][ T10] ip6_route_add+0x1c/0x140 [ 3428.158815][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3428.158815][ T10] addrconf_add_dev+0xe2/0x170 [ 3428.158815][ T10] inet6_addr_add+0x12f/0xa40 [ 3428.158815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.158815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.158815][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.158815][ T10] netlink_unicast+0x449/0x710 [ 3428.158815][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.158815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.158815][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.158815][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.158815][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.158815][ T10] [ 3428.162322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.162322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3428.162322][ T10] ipv6_find_idev+0x102/0x170 [ 3428.162322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.162322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.162322][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.162322][ T10] netlink_unicast+0x449/0x710 [ 3428.162322][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.162322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.162322][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.162322][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.162322][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.162322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.162322][ T10] [ 3428.165143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3428.165143][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3428.165143][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3428.165143][ T10] ipv6_find_idev+0x102/0x170 [ 3428.165143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.165143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.165143][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.165143][ T10] netlink_unicast+0x449/0x710 [ 3428.165143][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.165143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.165143][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.165143][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.165143][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.165143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.165143][ T10] [ 3428.168245][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3428.168697][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3428.168697][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.168697][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.168697][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.168697][ T10] ip6_route_add+0x1c/0x140 [ 3428.168697][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3428.168697][ T10] inet6_addr_add+0x4f8/0xa40 [ 3428.168697][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.168697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.168697][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.168697][ T10] netlink_unicast+0x449/0x710 [ 3428.168697][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.168697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.168697][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.168697][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.168697][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.168697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.168697][ T10] [ 3428.172358][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3428.172358][ T10] netdev_get_by_index+0x5e/0x80 [ 3428.172358][ T10] fib6_nh_init+0x3d8/0x1580 [ 3428.172358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3428.172358][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3428.172358][ T10] ipv6_add_addr+0x411/0x2000 [ 3428.172358][ T10] inet6_addr_add+0x30e/0xa40 [ 3428.172358][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3428.172358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.172358][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.172358][ T10] netlink_unicast+0x449/0x710 [ 3428.172358][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.172358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.172358][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.172358][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.172358][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.172358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.172358][ T10] [ 3428.175849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3428.175849][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3428.175849][ T10] ipv6_find_idev+0x102/0x170 [ 3428.175849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.175849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.175849][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.175849][ T10] netlink_unicast+0x449/0x710 [ 3428.175849][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.175849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.175849][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.175849][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.175849][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.175849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.175849][ T10] [ 3428.178667][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3428.178667][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3428.178667][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3428.178667][ T10] ipv6_find_idev+0x102/0x170 [ 3428.178667][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3428.178667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3428.178667][ T10] netlink_rcv_skb+0x130/0x360 [ 3428.178667][ T10] netlink_unicast+0x449/0x710 [ 3428.178667][ T10] netlink_sendmsg+0x723/0xbe0 [ 3428.178667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3428.178667][ T10] ___sys_sendmsg+0xee/0x170 [ 3428.178667][ T10] __sys_sendmsg+0xcd/0x170 [ 3428.178667][ T10] do_syscall_64+0xc6/0x1e0 [ 3428.178667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3428.178667][ T10] [ 3438.422930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3438.423418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.423418][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3438.423418][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3438.423418][ T10] fib6_nh_init+0xa22/0x1580 [ 3438.423418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.423418][ T10] ip6_route_add+0x1c/0x140 [ 3438.423418][ T10] inet6_rtm_newroute+0x104/0x110 [ 3438.423418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.423418][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.423418][ T10] netlink_unicast+0x449/0x710 [ 3438.423418][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.423418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.423418][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.423418][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.423418][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.423418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.423418][ T10] [ 3438.426475][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.426475][ T10] dst_init+0x84/0x4a0 [ 3438.426475][ T10] dst_alloc+0x97/0x150 [ 3438.426475][ T10] ip6_dst_alloc+0x23/0x90 [ 3438.426475][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3438.426475][ T10] ip6_pol_route+0x56f/0x840 [ 3438.426475][ T10] fib6_rule_lookup+0x456/0x630 [ 3438.426475][ T10] ip6_route_input+0x59c/0xa50 [ 3438.426475][ T10] ipv6_rcv+0x397/0x810 [ 3438.426475][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3438.426475][ T10] process_backlog+0x101/0x620 [ 3438.426475][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3438.426475][ T10] net_rx_action+0x495/0xbe0 [ 3438.426475][ T10] __do_softirq+0x1b5/0x7f6 [ 3438.426475][ T10] [ 3438.429127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.429127][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.429127][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.429127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.429127][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3438.429127][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3438.429127][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3438.429127][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3438.429127][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3438.429127][ T10] addrconf_dad_begin+0x310/0x670 [ 3438.429127][ T10] addrconf_dad_work+0x10b/0xab0 [ 3438.429127][ T10] process_one_work+0x84d/0x18a0 [ 3438.429127][ T10] worker_thread+0x587/0xd30 [ 3438.429127][ T10] kthread+0x28a/0x350 [ 3438.429127][ T10] ret_from_fork+0x31/0x70 [ 3438.429127][ T10] ret_from_fork_asm+0x1a/0x30 [ 3438.429127][ T10] [ 3438.432296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.432296][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.432296][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.432296][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.432296][ T10] ip6_route_add+0x1c/0x140 [ 3438.432296][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3438.432296][ T10] inet6_addr_add+0x4f8/0xa40 [ 3438.432296][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.432296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.432296][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.432296][ T10] netlink_unicast+0x449/0x710 [ 3438.432296][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.432296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.432296][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.432296][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.432296][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.432296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.432296][ T10] [ 3438.435521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.435521][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.435521][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.435521][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.435521][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3438.435521][ T10] ipv6_add_addr+0x411/0x2000 [ 3438.435521][ T10] inet6_addr_add+0x30e/0xa40 [ 3438.435521][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.435521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.435521][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.435521][ T10] netlink_unicast+0x449/0x710 [ 3438.435521][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.435521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.435521][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.435521][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.435521][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.435521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.435521][ T10] [ 3438.439354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.439354][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.439354][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.439354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.439354][ T10] ip6_route_add+0x1c/0x140 [ 3438.439354][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3438.439354][ T10] addrconf_add_dev+0xe2/0x170 [ 3438.439354][ T10] inet6_addr_add+0x12f/0xa40 [ 3438.439354][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.439354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.439354][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.439354][ T10] netlink_unicast+0x449/0x710 [ 3438.439354][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.439354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.439354][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.439354][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.439354][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.439354][ T10] [ 3438.442512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.442512][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3438.442512][ T10] ipv6_find_idev+0x102/0x170 [ 3438.442512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.442512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.442512][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.442512][ T10] netlink_unicast+0x449/0x710 [ 3438.442512][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.442512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.442512][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.442512][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.442512][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.442512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.442512][ T10] [ 3438.445001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3438.445001][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3438.445001][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3438.445001][ T10] ipv6_find_idev+0x102/0x170 [ 3438.445001][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.445001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.445001][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.445001][ T10] netlink_unicast+0x449/0x710 [ 3438.445001][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.445001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.445001][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.445001][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.445001][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.445001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.445001][ T10] [ 3438.447745][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3438.448202][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3438.448202][ T10] dst_init+0x84/0x4a0 [ 3438.448202][ T10] dst_alloc+0x97/0x150 [ 3438.448202][ T10] ip6_dst_alloc+0x23/0x90 [ 3438.448202][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3438.448202][ T10] ip6_pol_route+0x56f/0x840 [ 3438.448202][ T10] fib6_rule_lookup+0x456/0x630 [ 3438.448202][ T10] ip6_route_input+0x59c/0xa50 [ 3438.448202][ T10] ipv6_rcv+0x397/0x810 [ 3438.448202][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3438.448202][ T10] process_backlog+0x101/0x620 [ 3438.448202][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3438.448202][ T10] net_rx_action+0x495/0xbe0 [ 3438.448202][ T10] __do_softirq+0x1b5/0x7f6 [ 3438.448202][ T10] [ 3438.450851][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.450851][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3438.450851][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3438.450851][ T10] fib6_nh_init+0xa22/0x1580 [ 3438.450851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.450851][ T10] ip6_route_add+0x1c/0x140 [ 3438.450851][ T10] inet6_rtm_newroute+0x104/0x110 [ 3438.450851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.450851][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.450851][ T10] netlink_unicast+0x449/0x710 [ 3438.450851][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.450851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.450851][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.450851][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.450851][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.450851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.450851][ T10] [ 3438.453877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.453877][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.453877][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.453877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.453877][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3438.453877][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3438.453877][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3438.453877][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3438.453877][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3438.453877][ T10] addrconf_dad_begin+0x310/0x670 [ 3438.453877][ T10] addrconf_dad_work+0x10b/0xab0 [ 3438.453877][ T10] process_one_work+0x84d/0x18a0 [ 3438.453877][ T10] worker_thread+0x587/0xd30 [ 3438.453877][ T10] kthread+0x28a/0x350 [ 3438.453877][ T10] ret_from_fork+0x31/0x70 [ 3438.453877][ T10] ret_from_fork_asm+0x1a/0x30 [ 3438.453877][ T10] [ 3438.456956][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.456956][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.456956][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.456956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.456956][ T10] ip6_route_add+0x1c/0x140 [ 3438.456956][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3438.456956][ T10] inet6_addr_add+0x4f8/0xa40 [ 3438.456956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.456956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.456956][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.456956][ T10] netlink_unicast+0x449/0x710 [ 3438.456956][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.456956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.456956][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.456956][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.456956][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.456956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.456956][ T10] [ 3438.460197][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.460197][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.460197][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.460197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.460197][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3438.460197][ T10] ipv6_add_addr+0x411/0x2000 [ 3438.460197][ T10] inet6_addr_add+0x30e/0xa40 [ 3438.460197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.460197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.460197][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.460197][ T10] netlink_unicast+0x449/0x710 [ 3438.460197][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.460197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.460197][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.460197][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.460197][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.460197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.460197][ T10] [ 3438.463405][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.463405][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.463405][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.463405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.463405][ T10] ip6_route_add+0x1c/0x140 [ 3438.463405][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3438.463405][ T10] addrconf_add_dev+0xe2/0x170 [ 3438.463405][ T10] inet6_addr_add+0x12f/0xa40 [ 3438.463405][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.463405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.463405][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.463405][ T10] netlink_unicast+0x449/0x710 [ 3438.463405][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.463405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.463405][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.463405][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.463405][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.463405][ T10] [ 3438.467165][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.467165][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3438.467165][ T10] ipv6_find_idev+0x102/0x170 [ 3438.467165][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.467165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.467165][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.467165][ T10] netlink_unicast+0x449/0x710 [ 3438.467165][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.467165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.467165][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.467165][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.467165][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.467165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.467165][ T10] [ 3438.470013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3438.470013][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3438.470013][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3438.470013][ T10] ipv6_find_idev+0x102/0x170 [ 3438.470013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.470013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.470013][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.470013][ T10] netlink_unicast+0x449/0x710 [ 3438.470013][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.470013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.470013][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.470013][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.470013][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.470013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.470013][ T10] [ 3438.473104][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3438.473600][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3438.473600][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.473600][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.473600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.473600][ T10] ip6_route_add+0x1c/0x140 [ 3438.473600][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3438.473600][ T10] inet6_addr_add+0x4f8/0xa40 [ 3438.473600][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.473600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.473600][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.473600][ T10] netlink_unicast+0x449/0x710 [ 3438.473600][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.473600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.473600][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.473600][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.473600][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.473600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.473600][ T10] [ 3438.477170][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3438.477170][ T10] netdev_get_by_index+0x5e/0x80 [ 3438.477170][ T10] fib6_nh_init+0x3d8/0x1580 [ 3438.477170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3438.477170][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3438.477170][ T10] ipv6_add_addr+0x411/0x2000 [ 3438.477170][ T10] inet6_addr_add+0x30e/0xa40 [ 3438.477170][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3438.477170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.477170][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.477170][ T10] netlink_unicast+0x449/0x710 [ 3438.477170][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.477170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.477170][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.477170][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.477170][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.477170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.477170][ T10] [ 3438.480753][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3438.480753][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3438.480753][ T10] ipv6_find_idev+0x102/0x170 [ 3438.480753][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.480753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.480753][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.480753][ T10] netlink_unicast+0x449/0x710 [ 3438.480753][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.480753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.480753][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.480753][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.480753][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.480753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.480753][ T10] [ 3438.483585][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3438.483585][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3438.483585][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3438.483585][ T10] ipv6_find_idev+0x102/0x170 [ 3438.483585][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3438.483585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3438.483585][ T10] netlink_rcv_skb+0x130/0x360 [ 3438.483585][ T10] netlink_unicast+0x449/0x710 [ 3438.483585][ T10] netlink_sendmsg+0x723/0xbe0 [ 3438.483585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3438.483585][ T10] ___sys_sendmsg+0xee/0x170 [ 3438.483585][ T10] __sys_sendmsg+0xcd/0x170 [ 3438.483585][ T10] do_syscall_64+0xc6/0x1e0 [ 3438.483585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3438.483585][ T10] [ 3448.726934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3448.727536][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.727536][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3448.727536][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3448.727536][ T10] fib6_nh_init+0xa22/0x1580 [ 3448.727536][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.727536][ T10] ip6_route_add+0x1c/0x140 [ 3448.727536][ T10] inet6_rtm_newroute+0x104/0x110 [ 3448.727536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.727536][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.727536][ T10] netlink_unicast+0x449/0x710 [ 3448.727536][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.727536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.727536][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.727536][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.727536][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.727536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.727536][ T10] [ 3448.730528][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.730528][ T10] dst_init+0x84/0x4a0 [ 3448.730528][ T10] dst_alloc+0x97/0x150 [ 3448.730528][ T10] ip6_dst_alloc+0x23/0x90 [ 3448.730528][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3448.730528][ T10] ip6_pol_route+0x56f/0x840 [ 3448.730528][ T10] fib6_rule_lookup+0x456/0x630 [ 3448.730528][ T10] ip6_route_input+0x59c/0xa50 [ 3448.730528][ T10] ipv6_rcv+0x397/0x810 [ 3448.730528][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3448.730528][ T10] process_backlog+0x101/0x620 [ 3448.730528][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3448.730528][ T10] net_rx_action+0x495/0xbe0 [ 3448.730528][ T10] __do_softirq+0x1b5/0x7f6 [ 3448.730528][ T10] [ 3448.733136][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.733136][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.733136][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.733136][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.733136][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3448.733136][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3448.733136][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3448.733136][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3448.733136][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3448.733136][ T10] addrconf_dad_begin+0x310/0x670 [ 3448.733136][ T10] addrconf_dad_work+0x10b/0xab0 [ 3448.733136][ T10] process_one_work+0x84d/0x18a0 [ 3448.733136][ T10] worker_thread+0x587/0xd30 [ 3448.733136][ T10] kthread+0x28a/0x350 [ 3448.733136][ T10] ret_from_fork+0x31/0x70 [ 3448.733136][ T10] ret_from_fork_asm+0x1a/0x30 [ 3448.733136][ T10] [ 3448.736149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.736149][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.736149][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.736149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.736149][ T10] ip6_route_add+0x1c/0x140 [ 3448.736149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3448.736149][ T10] inet6_addr_add+0x4f8/0xa40 [ 3448.736149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.736149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.736149][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.736149][ T10] netlink_unicast+0x449/0x710 [ 3448.736149][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.736149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.736149][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.736149][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.736149][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.736149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.736149][ T10] [ 3448.739322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.739322][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.739322][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.739322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.739322][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3448.739322][ T10] ipv6_add_addr+0x411/0x2000 [ 3448.739322][ T10] inet6_addr_add+0x30e/0xa40 [ 3448.739322][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.739322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.739322][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.739322][ T10] netlink_unicast+0x449/0x710 [ 3448.739322][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.739322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.739322][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.739322][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.739322][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.739322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.739322][ T10] [ 3448.742502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.742502][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.742502][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.742502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.742502][ T10] ip6_route_add+0x1c/0x140 [ 3448.742502][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3448.742502][ T10] addrconf_add_dev+0xe2/0x170 [ 3448.742502][ T10] inet6_addr_add+0x12f/0xa40 [ 3448.742502][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.742502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.742502][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.742502][ T10] netlink_unicast+0x449/0x710 [ 3448.742502][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.742502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.742502][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.742502][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.742502][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.742502][ T10] [ 3448.745638][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.745638][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3448.745638][ T10] ipv6_find_idev+0x102/0x170 [ 3448.745638][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.745638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.745638][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.745638][ T10] netlink_unicast+0x449/0x710 [ 3448.745638][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.745638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.745638][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.745638][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.745638][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.745638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.745638][ T10] [ 3448.748075][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3448.748075][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3448.748075][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3448.748075][ T10] ipv6_find_idev+0x102/0x170 [ 3448.748075][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.748075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.748075][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.748075][ T10] netlink_unicast+0x449/0x710 [ 3448.748075][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.748075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.748075][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.748075][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.748075][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.748075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.748075][ T10] [ 3448.750763][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3448.751213][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3448.751213][ T10] dst_init+0x84/0x4a0 [ 3448.751213][ T10] dst_alloc+0x97/0x150 [ 3448.751213][ T10] ip6_dst_alloc+0x23/0x90 [ 3448.751213][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3448.751213][ T10] ip6_pol_route+0x56f/0x840 [ 3448.751213][ T10] fib6_rule_lookup+0x456/0x630 [ 3448.751213][ T10] ip6_route_input+0x59c/0xa50 [ 3448.751213][ T10] ipv6_rcv+0x397/0x810 [ 3448.751213][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3448.751213][ T10] process_backlog+0x101/0x620 [ 3448.751213][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3448.751213][ T10] net_rx_action+0x495/0xbe0 [ 3448.751213][ T10] __do_softirq+0x1b5/0x7f6 [ 3448.751213][ T10] [ 3448.753827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.753827][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3448.753827][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3448.753827][ T10] fib6_nh_init+0xa22/0x1580 [ 3448.753827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.753827][ T10] ip6_route_add+0x1c/0x140 [ 3448.753827][ T10] inet6_rtm_newroute+0x104/0x110 [ 3448.753827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.753827][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.753827][ T10] netlink_unicast+0x449/0x710 [ 3448.753827][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.753827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.753827][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.753827][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.753827][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.753827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.753827][ T10] [ 3448.756786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.756786][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.756786][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.756786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.756786][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3448.756786][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3448.756786][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3448.756786][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3448.756786][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3448.756786][ T10] addrconf_dad_begin+0x310/0x670 [ 3448.756786][ T10] addrconf_dad_work+0x10b/0xab0 [ 3448.756786][ T10] process_one_work+0x84d/0x18a0 [ 3448.756786][ T10] worker_thread+0x587/0xd30 [ 3448.756786][ T10] kthread+0x28a/0x350 [ 3448.756786][ T10] ret_from_fork+0x31/0x70 [ 3448.756786][ T10] ret_from_fork_asm+0x1a/0x30 [ 3448.756786][ T10] [ 3448.759796][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.759796][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.759796][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.759796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.759796][ T10] ip6_route_add+0x1c/0x140 [ 3448.759796][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3448.759796][ T10] inet6_addr_add+0x4f8/0xa40 [ 3448.759796][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.759796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.759796][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.759796][ T10] netlink_unicast+0x449/0x710 [ 3448.759796][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.759796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.759796][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.759796][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.759796][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.759796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.759796][ T10] [ 3448.762949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.762949][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.762949][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.762949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.762949][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3448.762949][ T10] ipv6_add_addr+0x411/0x2000 [ 3448.762949][ T10] inet6_addr_add+0x30e/0xa40 [ 3448.762949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.762949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.762949][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.762949][ T10] netlink_unicast+0x449/0x710 [ 3448.762949][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.762949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.762949][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.762949][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.762949][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.762949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.762949][ T10] [ 3448.766103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.766103][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.766103][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.766103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.766103][ T10] ip6_route_add+0x1c/0x140 [ 3448.766103][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3448.766103][ T10] addrconf_add_dev+0xe2/0x170 [ 3448.766103][ T10] inet6_addr_add+0x12f/0xa40 [ 3448.766103][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.766103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.766103][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.766103][ T10] netlink_unicast+0x449/0x710 [ 3448.766103][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.766103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.766103][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.766103][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.766103][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.766103][ T10] [ 3448.769429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.769429][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3448.769429][ T10] ipv6_find_idev+0x102/0x170 [ 3448.769429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.769429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.769429][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.769429][ T10] netlink_unicast+0x449/0x710 [ 3448.769429][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.769429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.769429][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.769429][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.769429][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.769429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.769429][ T10] [ 3448.772082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3448.772082][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3448.772082][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3448.772082][ T10] ipv6_find_idev+0x102/0x170 [ 3448.772082][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.772082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.772082][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.772082][ T10] netlink_unicast+0x449/0x710 [ 3448.772082][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.772082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.772082][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.772082][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.772082][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.772082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.772082][ T10] [ 3448.774882][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3448.775384][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3448.775384][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.775384][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.775384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.775384][ T10] ip6_route_add+0x1c/0x140 [ 3448.775384][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3448.775384][ T10] inet6_addr_add+0x4f8/0xa40 [ 3448.775384][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.775384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.775384][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.775384][ T10] netlink_unicast+0x449/0x710 [ 3448.775384][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.775384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.775384][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.775384][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.775384][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.775384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.775384][ T10] [ 3448.778782][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3448.778782][ T10] netdev_get_by_index+0x5e/0x80 [ 3448.778782][ T10] fib6_nh_init+0x3d8/0x1580 [ 3448.778782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3448.778782][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3448.778782][ T10] ipv6_add_addr+0x411/0x2000 [ 3448.778782][ T10] inet6_addr_add+0x30e/0xa40 [ 3448.778782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3448.778782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.778782][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.778782][ T10] netlink_unicast+0x449/0x710 [ 3448.778782][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.778782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.778782][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.778782][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.778782][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.778782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.778782][ T10] [ 3448.782090][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3448.782090][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3448.782090][ T10] ipv6_find_idev+0x102/0x170 [ 3448.782090][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.782090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.782090][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.782090][ T10] netlink_unicast+0x449/0x710 [ 3448.782090][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.782090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.782090][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.782090][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.782090][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.782090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.782090][ T10] [ 3448.784771][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3448.784771][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3448.784771][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3448.784771][ T10] ipv6_find_idev+0x102/0x170 [ 3448.784771][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3448.784771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3448.784771][ T10] netlink_rcv_skb+0x130/0x360 [ 3448.784771][ T10] netlink_unicast+0x449/0x710 [ 3448.784771][ T10] netlink_sendmsg+0x723/0xbe0 [ 3448.784771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3448.784771][ T10] ___sys_sendmsg+0xee/0x170 [ 3448.784771][ T10] __sys_sendmsg+0xcd/0x170 [ 3448.784771][ T10] do_syscall_64+0xc6/0x1e0 [ 3448.784771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3448.784771][ T10] [ 3459.022955][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3459.023519][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.023519][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3459.023519][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3459.023519][ T10] fib6_nh_init+0xa22/0x1580 [ 3459.023519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.023519][ T10] ip6_route_add+0x1c/0x140 [ 3459.023519][ T10] inet6_rtm_newroute+0x104/0x110 [ 3459.023519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.023519][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.023519][ T10] netlink_unicast+0x449/0x710 [ 3459.023519][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.023519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.023519][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.023519][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.023519][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.023519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.023519][ T10] [ 3459.026556][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.026556][ T10] dst_init+0x84/0x4a0 [ 3459.026556][ T10] dst_alloc+0x97/0x150 [ 3459.026556][ T10] ip6_dst_alloc+0x23/0x90 [ 3459.026556][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3459.026556][ T10] ip6_pol_route+0x56f/0x840 [ 3459.026556][ T10] fib6_rule_lookup+0x456/0x630 [ 3459.026556][ T10] ip6_route_input+0x59c/0xa50 [ 3459.026556][ T10] ipv6_rcv+0x397/0x810 [ 3459.026556][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3459.026556][ T10] process_backlog+0x101/0x620 [ 3459.026556][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3459.026556][ T10] net_rx_action+0x495/0xbe0 [ 3459.026556][ T10] __do_softirq+0x1b5/0x7f6 [ 3459.026556][ T10] [ 3459.029217][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.029217][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.029217][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.029217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.029217][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3459.029217][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3459.029217][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3459.029217][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3459.029217][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3459.029217][ T10] addrconf_dad_begin+0x310/0x670 [ 3459.029217][ T10] addrconf_dad_work+0x10b/0xab0 [ 3459.029217][ T10] process_one_work+0x84d/0x18a0 [ 3459.029217][ T10] worker_thread+0x587/0xd30 [ 3459.029217][ T10] kthread+0x28a/0x350 [ 3459.029217][ T10] ret_from_fork+0x31/0x70 [ 3459.029217][ T10] ret_from_fork_asm+0x1a/0x30 [ 3459.029217][ T10] [ 3459.032288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.032288][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.032288][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.032288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.032288][ T10] ip6_route_add+0x1c/0x140 [ 3459.032288][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3459.032288][ T10] inet6_addr_add+0x4f8/0xa40 [ 3459.032288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.032288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.032288][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.032288][ T10] netlink_unicast+0x449/0x710 [ 3459.032288][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.032288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.032288][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.032288][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.032288][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.032288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.032288][ T10] [ 3459.035512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.035512][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.035512][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.035512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.035512][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3459.035512][ T10] ipv6_add_addr+0x411/0x2000 [ 3459.035512][ T10] inet6_addr_add+0x30e/0xa40 [ 3459.035512][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.035512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.035512][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.035512][ T10] netlink_unicast+0x449/0x710 [ 3459.035512][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.035512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.035512][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.035512][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.035512][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.035512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.035512][ T10] [ 3459.038765][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.038765][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.038765][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.038765][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.038765][ T10] ip6_route_add+0x1c/0x140 [ 3459.038765][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3459.038765][ T10] addrconf_add_dev+0xe2/0x170 [ 3459.038765][ T10] inet6_addr_add+0x12f/0xa40 [ 3459.038765][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.038765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.038765][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.038765][ T10] netlink_unicast+0x449/0x710 [ 3459.038765][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.038765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.038765][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.038765][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.038765][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.038765][ T10] [ 3459.041941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.041941][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3459.041941][ T10] ipv6_find_idev+0x102/0x170 [ 3459.041941][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.041941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.041941][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.041941][ T10] netlink_unicast+0x449/0x710 [ 3459.041941][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.041941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.041941][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.041941][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.041941][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.041941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.041941][ T10] [ 3459.044429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3459.044429][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3459.044429][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3459.044429][ T10] ipv6_find_idev+0x102/0x170 [ 3459.044429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.044429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.044429][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.044429][ T10] netlink_unicast+0x449/0x710 [ 3459.044429][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.044429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.044429][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.044429][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.044429][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.044429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.044429][ T10] [ 3459.047170][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3459.047616][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3459.047616][ T10] dst_init+0x84/0x4a0 [ 3459.047616][ T10] dst_alloc+0x97/0x150 [ 3459.047616][ T10] ip6_dst_alloc+0x23/0x90 [ 3459.047616][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3459.047616][ T10] ip6_pol_route+0x56f/0x840 [ 3459.047616][ T10] fib6_rule_lookup+0x456/0x630 [ 3459.047616][ T10] ip6_route_input+0x59c/0xa50 [ 3459.047616][ T10] ipv6_rcv+0x397/0x810 [ 3459.047616][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3459.047616][ T10] process_backlog+0x101/0x620 [ 3459.047616][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3459.047616][ T10] net_rx_action+0x495/0xbe0 [ 3459.047616][ T10] __do_softirq+0x1b5/0x7f6 [ 3459.047616][ T10] [ 3459.050266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.050266][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3459.050266][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3459.050266][ T10] fib6_nh_init+0xa22/0x1580 [ 3459.050266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.050266][ T10] ip6_route_add+0x1c/0x140 [ 3459.050266][ T10] inet6_rtm_newroute+0x104/0x110 [ 3459.050266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.050266][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.050266][ T10] netlink_unicast+0x449/0x710 [ 3459.050266][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.050266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.050266][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.050266][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.050266][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.050266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.050266][ T10] [ 3459.053289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.053289][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.053289][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.053289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.053289][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3459.053289][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3459.053289][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3459.053289][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3459.053289][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3459.053289][ T10] addrconf_dad_begin+0x310/0x670 [ 3459.053289][ T10] addrconf_dad_work+0x10b/0xab0 [ 3459.053289][ T10] process_one_work+0x84d/0x18a0 [ 3459.053289][ T10] worker_thread+0x587/0xd30 [ 3459.053289][ T10] kthread+0x28a/0x350 [ 3459.053289][ T10] ret_from_fork+0x31/0x70 [ 3459.053289][ T10] ret_from_fork_asm+0x1a/0x30 [ 3459.053289][ T10] [ 3459.056371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.056371][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.056371][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.056371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.056371][ T10] ip6_route_add+0x1c/0x140 [ 3459.056371][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3459.056371][ T10] inet6_addr_add+0x4f8/0xa40 [ 3459.056371][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.056371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.056371][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.056371][ T10] netlink_unicast+0x449/0x710 [ 3459.056371][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.056371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.056371][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.056371][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.056371][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.056371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.056371][ T10] [ 3459.059612][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.059612][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.059612][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.059612][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.059612][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3459.059612][ T10] ipv6_add_addr+0x411/0x2000 [ 3459.059612][ T10] inet6_addr_add+0x30e/0xa40 [ 3459.059612][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.059612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.059612][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.059612][ T10] netlink_unicast+0x449/0x710 [ 3459.059612][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.059612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.059612][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.059612][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.059612][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.059612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.059612][ T10] [ 3459.062835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.062835][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.062835][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.062835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.062835][ T10] ip6_route_add+0x1c/0x140 [ 3459.062835][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3459.062835][ T10] addrconf_add_dev+0xe2/0x170 [ 3459.062835][ T10] inet6_addr_add+0x12f/0xa40 [ 3459.062835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.062835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.062835][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.062835][ T10] netlink_unicast+0x449/0x710 [ 3459.062835][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.062835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.062835][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.062835][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.062835][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.062835][ T10] [ 3459.066235][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.066235][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3459.066235][ T10] ipv6_find_idev+0x102/0x170 [ 3459.066235][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.066235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.066235][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.066235][ T10] netlink_unicast+0x449/0x710 [ 3459.066235][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.066235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.066235][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.066235][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.066235][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.066235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.066235][ T10] [ 3459.069085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3459.069085][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3459.069085][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3459.069085][ T10] ipv6_find_idev+0x102/0x170 [ 3459.069085][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.069085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.069085][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.069085][ T10] netlink_unicast+0x449/0x710 [ 3459.069085][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.069085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.069085][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.069085][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.069085][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.069085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.069085][ T10] [ 3459.072149][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3459.072643][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3459.072643][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.072643][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.072643][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.072643][ T10] ip6_route_add+0x1c/0x140 [ 3459.072643][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3459.072643][ T10] inet6_addr_add+0x4f8/0xa40 [ 3459.072643][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.072643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.072643][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.072643][ T10] netlink_unicast+0x449/0x710 [ 3459.072643][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.072643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.072643][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.072643][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.072643][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.072643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.072643][ T10] [ 3459.076201][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3459.076201][ T10] netdev_get_by_index+0x5e/0x80 [ 3459.076201][ T10] fib6_nh_init+0x3d8/0x1580 [ 3459.076201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3459.076201][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3459.076201][ T10] ipv6_add_addr+0x411/0x2000 [ 3459.076201][ T10] inet6_addr_add+0x30e/0xa40 [ 3459.076201][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3459.076201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.076201][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.076201][ T10] netlink_unicast+0x449/0x710 [ 3459.076201][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.076201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.076201][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.076201][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.076201][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.076201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.076201][ T10] [ 3459.079765][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3459.079765][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3459.079765][ T10] ipv6_find_idev+0x102/0x170 [ 3459.079765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.079765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.079765][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.079765][ T10] netlink_unicast+0x449/0x710 [ 3459.079765][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.079765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.079765][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.079765][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.079765][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.079765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.079765][ T10] [ 3459.082599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3459.082599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3459.082599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3459.082599][ T10] ipv6_find_idev+0x102/0x170 [ 3459.082599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3459.082599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3459.082599][ T10] netlink_rcv_skb+0x130/0x360 [ 3459.082599][ T10] netlink_unicast+0x449/0x710 [ 3459.082599][ T10] netlink_sendmsg+0x723/0xbe0 [ 3459.082599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3459.082599][ T10] ___sys_sendmsg+0xee/0x170 [ 3459.082599][ T10] __sys_sendmsg+0xcd/0x170 [ 3459.082599][ T10] do_syscall_64+0xc6/0x1e0 [ 3459.082599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3459.082599][ T10] [ 3469.230941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3469.231433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.231433][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3469.231433][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3469.231433][ T10] fib6_nh_init+0xa22/0x1580 [ 3469.231433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.231433][ T10] ip6_route_add+0x1c/0x140 [ 3469.231433][ T10] inet6_rtm_newroute+0x104/0x110 [ 3469.231433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.231433][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.231433][ T10] netlink_unicast+0x449/0x710 [ 3469.231433][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.231433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.231433][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.231433][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.231433][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.231433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.231433][ T10] [ 3469.235087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.235087][ T10] dst_init+0x84/0x4a0 [ 3469.235087][ T10] dst_alloc+0x97/0x150 [ 3469.235087][ T10] ip6_dst_alloc+0x23/0x90 [ 3469.235087][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3469.235087][ T10] ip6_pol_route+0x56f/0x840 [ 3469.235087][ T10] fib6_rule_lookup+0x456/0x630 [ 3469.235087][ T10] ip6_route_input+0x59c/0xa50 [ 3469.235087][ T10] ipv6_rcv+0x397/0x810 [ 3469.235087][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3469.235087][ T10] process_backlog+0x101/0x620 [ 3469.235087][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3469.235087][ T10] net_rx_action+0x495/0xbe0 [ 3469.235087][ T10] __do_softirq+0x1b5/0x7f6 [ 3469.235087][ T10] [ 3469.237730][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.237730][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.237730][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.237730][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.237730][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3469.237730][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3469.237730][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3469.237730][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3469.237730][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3469.237730][ T10] addrconf_dad_begin+0x310/0x670 [ 3469.237730][ T10] addrconf_dad_work+0x10b/0xab0 [ 3469.237730][ T10] process_one_work+0x84d/0x18a0 [ 3469.237730][ T10] worker_thread+0x587/0xd30 [ 3469.237730][ T10] kthread+0x28a/0x350 [ 3469.237730][ T10] ret_from_fork+0x31/0x70 [ 3469.237730][ T10] ret_from_fork_asm+0x1a/0x30 [ 3469.237730][ T10] [ 3469.240826][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.240826][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.240826][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.240826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.240826][ T10] ip6_route_add+0x1c/0x140 [ 3469.240826][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3469.240826][ T10] inet6_addr_add+0x4f8/0xa40 [ 3469.240826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.240826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.240826][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.240826][ T10] netlink_unicast+0x449/0x710 [ 3469.240826][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.240826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.240826][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.240826][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.240826][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.240826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.240826][ T10] [ 3469.244053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.244053][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.244053][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.244053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.244053][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3469.244053][ T10] ipv6_add_addr+0x411/0x2000 [ 3469.244053][ T10] inet6_addr_add+0x30e/0xa40 [ 3469.244053][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.244053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.244053][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.244053][ T10] netlink_unicast+0x449/0x710 [ 3469.244053][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.244053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.244053][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.244053][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.244053][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.244053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.244053][ T10] [ 3469.247663][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.247663][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.247663][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.247663][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.247663][ T10] ip6_route_add+0x1c/0x140 [ 3469.247663][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3469.247663][ T10] addrconf_add_dev+0xe2/0x170 [ 3469.247663][ T10] inet6_addr_add+0x12f/0xa40 [ 3469.247663][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.247663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.247663][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.247663][ T10] netlink_unicast+0x449/0x710 [ 3469.247663][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.247663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.247663][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.247663][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.247663][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.247663][ T10] [ 3469.250855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.250855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3469.250855][ T10] ipv6_find_idev+0x102/0x170 [ 3469.250855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.250855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.250855][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.250855][ T10] netlink_unicast+0x449/0x710 [ 3469.250855][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.250855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.250855][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.250855][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.250855][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.250855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.250855][ T10] [ 3469.253339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3469.253339][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3469.253339][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3469.253339][ T10] ipv6_find_idev+0x102/0x170 [ 3469.253339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.253339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.253339][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.253339][ T10] netlink_unicast+0x449/0x710 [ 3469.253339][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.253339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.253339][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.253339][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.253339][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.253339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.253339][ T10] [ 3469.256055][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3469.256484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3469.256484][ T10] dst_init+0x84/0x4a0 [ 3469.256484][ T10] dst_alloc+0x97/0x150 [ 3469.256484][ T10] ip6_dst_alloc+0x23/0x90 [ 3469.256484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3469.256484][ T10] ip6_pol_route+0x56f/0x840 [ 3469.256484][ T10] fib6_rule_lookup+0x456/0x630 [ 3469.256484][ T10] ip6_route_input+0x59c/0xa50 [ 3469.256484][ T10] ipv6_rcv+0x397/0x810 [ 3469.256484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3469.256484][ T10] process_backlog+0x101/0x620 [ 3469.256484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3469.256484][ T10] net_rx_action+0x495/0xbe0 [ 3469.256484][ T10] __do_softirq+0x1b5/0x7f6 [ 3469.256484][ T10] [ 3469.259126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.259126][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3469.259126][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3469.259126][ T10] fib6_nh_init+0xa22/0x1580 [ 3469.259126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.259126][ T10] ip6_route_add+0x1c/0x140 [ 3469.259126][ T10] inet6_rtm_newroute+0x104/0x110 [ 3469.259126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.259126][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.259126][ T10] netlink_unicast+0x449/0x710 [ 3469.259126][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.259126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.259126][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.259126][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.259126][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.259126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.259126][ T10] [ 3469.262156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.262156][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.262156][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.262156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.262156][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3469.262156][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3469.262156][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3469.262156][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3469.262156][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3469.262156][ T10] addrconf_dad_begin+0x310/0x670 [ 3469.262156][ T10] addrconf_dad_work+0x10b/0xab0 [ 3469.262156][ T10] process_one_work+0x84d/0x18a0 [ 3469.262156][ T10] worker_thread+0x587/0xd30 [ 3469.262156][ T10] kthread+0x28a/0x350 [ 3469.262156][ T10] ret_from_fork+0x31/0x70 [ 3469.262156][ T10] ret_from_fork_asm+0x1a/0x30 [ 3469.262156][ T10] [ 3469.265228][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.265228][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.265228][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.265228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.265228][ T10] ip6_route_add+0x1c/0x140 [ 3469.265228][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3469.265228][ T10] inet6_addr_add+0x4f8/0xa40 [ 3469.265228][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.265228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.265228][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.265228][ T10] netlink_unicast+0x449/0x710 [ 3469.265228][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.265228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.265228][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.265228][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.265228][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.265228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.265228][ T10] [ 3469.268440][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.268440][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.268440][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.268440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.268440][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3469.268440][ T10] ipv6_add_addr+0x411/0x2000 [ 3469.268440][ T10] inet6_addr_add+0x30e/0xa40 [ 3469.268440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.268440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.268440][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.268440][ T10] netlink_unicast+0x449/0x710 [ 3469.268440][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.268440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.268440][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.268440][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.268440][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.268440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.268440][ T10] [ 3469.271647][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.271647][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.271647][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.271647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.271647][ T10] ip6_route_add+0x1c/0x140 [ 3469.271647][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3469.271647][ T10] addrconf_add_dev+0xe2/0x170 [ 3469.271647][ T10] inet6_addr_add+0x12f/0xa40 [ 3469.271647][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.271647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.271647][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.271647][ T10] netlink_unicast+0x449/0x710 [ 3469.271647][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.271647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.271647][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.271647][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.271647][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.271647][ T10] [ 3469.275156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.275156][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3469.275156][ T10] ipv6_find_idev+0x102/0x170 [ 3469.275156][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.275156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.275156][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.275156][ T10] netlink_unicast+0x449/0x710 [ 3469.275156][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.275156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.275156][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.275156][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.275156][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.275156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.275156][ T10] [ 3469.278004][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3469.278004][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3469.278004][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3469.278004][ T10] ipv6_find_idev+0x102/0x170 [ 3469.278004][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.278004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.278004][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.278004][ T10] netlink_unicast+0x449/0x710 [ 3469.278004][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.278004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.278004][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.278004][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.278004][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.278004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.278004][ T10] [ 3469.281076][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3469.281565][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3469.281565][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.281565][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.281565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.281565][ T10] ip6_route_add+0x1c/0x140 [ 3469.281565][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3469.281565][ T10] inet6_addr_add+0x4f8/0xa40 [ 3469.281565][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.281565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.281565][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.281565][ T10] netlink_unicast+0x449/0x710 [ 3469.281565][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.281565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.281565][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.281565][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.281565][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.281565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.281565][ T10] [ 3469.285249][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3469.285249][ T10] netdev_get_by_index+0x5e/0x80 [ 3469.285249][ T10] fib6_nh_init+0x3d8/0x1580 [ 3469.285249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3469.285249][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3469.285249][ T10] ipv6_add_addr+0x411/0x2000 [ 3469.285249][ T10] inet6_addr_add+0x30e/0xa40 [ 3469.285249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3469.285249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.285249][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.285249][ T10] netlink_unicast+0x449/0x710 [ 3469.285249][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.285249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.285249][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.285249][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.285249][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.285249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.285249][ T10] [ 3469.288769][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3469.288769][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3469.288769][ T10] ipv6_find_idev+0x102/0x170 [ 3469.288769][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.288769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.288769][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.288769][ T10] netlink_unicast+0x449/0x710 [ 3469.288769][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.288769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.288769][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.288769][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.288769][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.288769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.288769][ T10] [ 3469.291659][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3469.291659][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3469.291659][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3469.291659][ T10] ipv6_find_idev+0x102/0x170 [ 3469.291659][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3469.291659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3469.291659][ T10] netlink_rcv_skb+0x130/0x360 [ 3469.291659][ T10] netlink_unicast+0x449/0x710 [ 3469.291659][ T10] netlink_sendmsg+0x723/0xbe0 [ 3469.291659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3469.291659][ T10] ___sys_sendmsg+0xee/0x170 [ 3469.291659][ T10] __sys_sendmsg+0xcd/0x170 [ 3469.291659][ T10] do_syscall_64+0xc6/0x1e0 [ 3469.291659][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3469.291659][ T10] [ 3479.430982][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3479.431501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.431501][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3479.431501][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3479.431501][ T10] fib6_nh_init+0xa22/0x1580 [ 3479.431501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.431501][ T10] ip6_route_add+0x1c/0x140 [ 3479.431501][ T10] inet6_rtm_newroute+0x104/0x110 [ 3479.431501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.431501][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.431501][ T10] netlink_unicast+0x449/0x710 [ 3479.431501][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.431501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.431501][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.431501][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.431501][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.431501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.431501][ T10] [ 3479.433512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.433512][ T10] dst_init+0x84/0x4a0 [ 3479.433512][ T10] dst_alloc+0x97/0x150 [ 3479.433512][ T10] ip6_dst_alloc+0x23/0x90 [ 3479.433512][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3479.433512][ T10] ip6_pol_route+0x56f/0x840 [ 3479.433512][ T10] fib6_rule_lookup+0x456/0x630 [ 3479.433512][ T10] ip6_route_input+0x59c/0xa50 [ 3479.433512][ T10] ipv6_rcv+0x397/0x810 [ 3479.433512][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3479.433512][ T10] process_backlog+0x101/0x620 [ 3479.433512][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3479.433512][ T10] net_rx_action+0x495/0xbe0 [ 3479.433512][ T10] __do_softirq+0x1b5/0x7f6 [ 3479.433512][ T10] [ 3479.435177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.435177][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.435177][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.435177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.435177][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3479.435177][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3479.435177][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3479.435177][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3479.435177][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3479.435177][ T10] addrconf_dad_begin+0x310/0x670 [ 3479.435177][ T10] addrconf_dad_work+0x10b/0xab0 [ 3479.435177][ T10] process_one_work+0x84d/0x18a0 [ 3479.435177][ T10] worker_thread+0x587/0xd30 [ 3479.435177][ T10] kthread+0x28a/0x350 [ 3479.435177][ T10] ret_from_fork+0x31/0x70 [ 3479.435177][ T10] ret_from_fork_asm+0x1a/0x30 [ 3479.435177][ T10] [ 3479.437106][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.437106][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.437106][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.437106][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.437106][ T10] ip6_route_add+0x1c/0x140 [ 3479.437106][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3479.437106][ T10] inet6_addr_add+0x4f8/0xa40 [ 3479.437106][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.437106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.437106][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.437106][ T10] netlink_unicast+0x449/0x710 [ 3479.437106][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.437106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.437106][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.437106][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.437106][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.437106][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.437106][ T10] [ 3479.439140][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.439140][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.439140][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.439140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.439140][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3479.439140][ T10] ipv6_add_addr+0x411/0x2000 [ 3479.439140][ T10] inet6_addr_add+0x30e/0xa40 [ 3479.439140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.439140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.439140][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.439140][ T10] netlink_unicast+0x449/0x710 [ 3479.439140][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.439140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.439140][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.439140][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.439140][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.439140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.439140][ T10] [ 3479.441237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.441237][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.441237][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.441237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.441237][ T10] ip6_route_add+0x1c/0x140 [ 3479.441237][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3479.441237][ T10] addrconf_add_dev+0xe2/0x170 [ 3479.441237][ T10] inet6_addr_add+0x12f/0xa40 [ 3479.441237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.441237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.441237][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.441237][ T10] netlink_unicast+0x449/0x710 [ 3479.441237][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.441237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.441237][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.441237][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.441237][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.441237][ T10] [ 3479.443238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.443238][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3479.443238][ T10] ipv6_find_idev+0x102/0x170 [ 3479.443238][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.443238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.443238][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.443238][ T10] netlink_unicast+0x449/0x710 [ 3479.443238][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.443238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.443238][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.443238][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.443238][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.443238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.443238][ T10] [ 3479.444816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3479.444816][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3479.444816][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3479.444816][ T10] ipv6_find_idev+0x102/0x170 [ 3479.444816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.444816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.444816][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.444816][ T10] netlink_unicast+0x449/0x710 [ 3479.444816][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.444816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.444816][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.444816][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.444816][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.444816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.444816][ T10] [ 3479.446562][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3479.446848][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3479.446848][ T10] dst_init+0x84/0x4a0 [ 3479.446848][ T10] dst_alloc+0x97/0x150 [ 3479.446848][ T10] ip6_dst_alloc+0x23/0x90 [ 3479.446848][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3479.446848][ T10] ip6_pol_route+0x56f/0x840 [ 3479.446848][ T10] fib6_rule_lookup+0x456/0x630 [ 3479.446848][ T10] ip6_route_input+0x59c/0xa50 [ 3479.446848][ T10] ipv6_rcv+0x397/0x810 [ 3479.446848][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3479.446848][ T10] process_backlog+0x101/0x620 [ 3479.446848][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3479.446848][ T10] net_rx_action+0x495/0xbe0 [ 3479.446848][ T10] __do_softirq+0x1b5/0x7f6 [ 3479.446848][ T10] [ 3479.448516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.448516][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3479.448516][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3479.448516][ T10] fib6_nh_init+0xa22/0x1580 [ 3479.448516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.448516][ T10] ip6_route_add+0x1c/0x140 [ 3479.448516][ T10] inet6_rtm_newroute+0x104/0x110 [ 3479.448516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.448516][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.448516][ T10] netlink_unicast+0x449/0x710 [ 3479.448516][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.448516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.448516][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.448516][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.448516][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.448516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.448516][ T10] [ 3479.450429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.450429][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.450429][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.450429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.450429][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3479.450429][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3479.450429][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3479.450429][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3479.450429][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3479.450429][ T10] addrconf_dad_begin+0x310/0x670 [ 3479.450429][ T10] addrconf_dad_work+0x10b/0xab0 [ 3479.450429][ T10] process_one_work+0x84d/0x18a0 [ 3479.450429][ T10] worker_thread+0x587/0xd30 [ 3479.450429][ T10] kthread+0x28a/0x350 [ 3479.450429][ T10] ret_from_fork+0x31/0x70 [ 3479.450429][ T10] ret_from_fork_asm+0x1a/0x30 [ 3479.450429][ T10] [ 3479.452380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.452380][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.452380][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.452380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.452380][ T10] ip6_route_add+0x1c/0x140 [ 3479.452380][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3479.452380][ T10] inet6_addr_add+0x4f8/0xa40 [ 3479.452380][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.452380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.452380][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.452380][ T10] netlink_unicast+0x449/0x710 [ 3479.452380][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.452380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.452380][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.452380][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.452380][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.452380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.452380][ T10] [ 3479.454540][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.454540][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.454540][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.454540][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.454540][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3479.454540][ T10] ipv6_add_addr+0x411/0x2000 [ 3479.454540][ T10] inet6_addr_add+0x30e/0xa40 [ 3479.454540][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.454540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.454540][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.454540][ T10] netlink_unicast+0x449/0x710 [ 3479.454540][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.454540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.454540][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.454540][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.454540][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.454540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.454540][ T10] [ 3479.456606][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.456606][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.456606][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.456606][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.456606][ T10] ip6_route_add+0x1c/0x140 [ 3479.456606][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3479.456606][ T10] addrconf_add_dev+0xe2/0x170 [ 3479.456606][ T10] inet6_addr_add+0x12f/0xa40 [ 3479.456606][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.456606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.456606][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.456606][ T10] netlink_unicast+0x449/0x710 [ 3479.456606][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.456606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.456606][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.456606][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.456606][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.456606][ T10] [ 3479.458727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.458727][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3479.458727][ T10] ipv6_find_idev+0x102/0x170 [ 3479.458727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.458727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.458727][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.458727][ T10] netlink_unicast+0x449/0x710 [ 3479.458727][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.458727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.458727][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.458727][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.458727][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.458727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.458727][ T10] [ 3479.460537][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3479.460537][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3479.460537][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3479.460537][ T10] ipv6_find_idev+0x102/0x170 [ 3479.460537][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.460537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.460537][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.460537][ T10] netlink_unicast+0x449/0x710 [ 3479.460537][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.460537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.460537][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.460537][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.460537][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.460537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.460537][ T10] [ 3479.462564][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3479.462821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3479.462821][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.462821][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.462821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.462821][ T10] ip6_route_add+0x1c/0x140 [ 3479.462821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3479.462821][ T10] inet6_addr_add+0x4f8/0xa40 [ 3479.462821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.462821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.462821][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.462821][ T10] netlink_unicast+0x449/0x710 [ 3479.462821][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.462821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.462821][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.462821][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.462821][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.462821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.462821][ T10] [ 3479.465105][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3479.465105][ T10] netdev_get_by_index+0x5e/0x80 [ 3479.465105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3479.465105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3479.465105][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3479.465105][ T10] ipv6_add_addr+0x411/0x2000 [ 3479.465105][ T10] inet6_addr_add+0x30e/0xa40 [ 3479.465105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3479.465105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.465105][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.465105][ T10] netlink_unicast+0x449/0x710 [ 3479.465105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.465105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.465105][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.465105][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.465105][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.465105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.465105][ T10] [ 3479.467373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3479.467373][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3479.467373][ T10] ipv6_find_idev+0x102/0x170 [ 3479.467373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.467373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.467373][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.467373][ T10] netlink_unicast+0x449/0x710 [ 3479.467373][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.467373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.467373][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.467373][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.467373][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.467373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.467373][ T10] [ 3479.469185][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3479.469185][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3479.469185][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3479.469185][ T10] ipv6_find_idev+0x102/0x170 [ 3479.469185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3479.469185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3479.469185][ T10] netlink_rcv_skb+0x130/0x360 [ 3479.469185][ T10] netlink_unicast+0x449/0x710 [ 3479.469185][ T10] netlink_sendmsg+0x723/0xbe0 [ 3479.469185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3479.469185][ T10] ___sys_sendmsg+0xee/0x170 [ 3479.469185][ T10] __sys_sendmsg+0xcd/0x170 [ 3479.469185][ T10] do_syscall_64+0xc6/0x1e0 [ 3479.469185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3479.469185][ T10] [ 3489.719013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3489.719459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.719459][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3489.719459][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3489.719459][ T10] fib6_nh_init+0xa22/0x1580 [ 3489.719459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.719459][ T10] ip6_route_add+0x1c/0x140 [ 3489.719459][ T10] inet6_rtm_newroute+0x104/0x110 [ 3489.719459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.719459][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.719459][ T10] netlink_unicast+0x449/0x710 [ 3489.719459][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.719459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.719459][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.719459][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.719459][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.719459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.719459][ T10] [ 3489.721423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.721423][ T10] dst_init+0x84/0x4a0 [ 3489.721423][ T10] dst_alloc+0x97/0x150 [ 3489.721423][ T10] ip6_dst_alloc+0x23/0x90 [ 3489.721423][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3489.721423][ T10] ip6_pol_route+0x56f/0x840 [ 3489.721423][ T10] fib6_rule_lookup+0x456/0x630 [ 3489.721423][ T10] ip6_route_input+0x59c/0xa50 [ 3489.721423][ T10] ipv6_rcv+0x397/0x810 [ 3489.721423][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3489.721423][ T10] process_backlog+0x101/0x620 [ 3489.721423][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3489.721423][ T10] net_rx_action+0x495/0xbe0 [ 3489.721423][ T10] __do_softirq+0x1b5/0x7f6 [ 3489.721423][ T10] [ 3489.723123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.723123][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.723123][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.723123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.723123][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3489.723123][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3489.723123][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3489.723123][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3489.723123][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3489.723123][ T10] addrconf_dad_begin+0x310/0x670 [ 3489.723123][ T10] addrconf_dad_work+0x10b/0xab0 [ 3489.723123][ T10] process_one_work+0x84d/0x18a0 [ 3489.723123][ T10] worker_thread+0x587/0xd30 [ 3489.723123][ T10] kthread+0x28a/0x350 [ 3489.723123][ T10] ret_from_fork+0x31/0x70 [ 3489.723123][ T10] ret_from_fork_asm+0x1a/0x30 [ 3489.723123][ T10] [ 3489.725074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.725074][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.725074][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.725074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.725074][ T10] ip6_route_add+0x1c/0x140 [ 3489.725074][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3489.725074][ T10] inet6_addr_add+0x4f8/0xa40 [ 3489.725074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.725074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.725074][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.725074][ T10] netlink_unicast+0x449/0x710 [ 3489.725074][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.725074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.725074][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.725074][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.725074][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.725074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.725074][ T10] [ 3489.727105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.727105][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.727105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.727105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.727105][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3489.727105][ T10] ipv6_add_addr+0x411/0x2000 [ 3489.727105][ T10] inet6_addr_add+0x30e/0xa40 [ 3489.727105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.727105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.727105][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.727105][ T10] netlink_unicast+0x449/0x710 [ 3489.727105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.727105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.727105][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.727105][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.727105][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.727105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.727105][ T10] [ 3489.729147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.729147][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.729147][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.729147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.729147][ T10] ip6_route_add+0x1c/0x140 [ 3489.729147][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3489.729147][ T10] addrconf_add_dev+0xe2/0x170 [ 3489.729147][ T10] inet6_addr_add+0x12f/0xa40 [ 3489.729147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.729147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.729147][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.729147][ T10] netlink_unicast+0x449/0x710 [ 3489.729147][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.729147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.729147][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.729147][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.729147][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.729147][ T10] [ 3489.731143][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.731143][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3489.731143][ T10] ipv6_find_idev+0x102/0x170 [ 3489.731143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.731143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.731143][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.731143][ T10] netlink_unicast+0x449/0x710 [ 3489.731143][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.731143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.731143][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.731143][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.731143][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.731143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.731143][ T10] [ 3489.732728][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3489.732728][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3489.732728][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3489.732728][ T10] ipv6_find_idev+0x102/0x170 [ 3489.732728][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.732728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.732728][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.732728][ T10] netlink_unicast+0x449/0x710 [ 3489.732728][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.732728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.732728][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.732728][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.732728][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.732728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.732728][ T10] [ 3489.734486][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3489.734769][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3489.734769][ T10] dst_init+0x84/0x4a0 [ 3489.734769][ T10] dst_alloc+0x97/0x150 [ 3489.734769][ T10] ip6_dst_alloc+0x23/0x90 [ 3489.734769][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3489.734769][ T10] ip6_pol_route+0x56f/0x840 [ 3489.734769][ T10] fib6_rule_lookup+0x456/0x630 [ 3489.734769][ T10] ip6_route_input+0x59c/0xa50 [ 3489.734769][ T10] ipv6_rcv+0x397/0x810 [ 3489.734769][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3489.734769][ T10] process_backlog+0x101/0x620 [ 3489.734769][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3489.734769][ T10] net_rx_action+0x495/0xbe0 [ 3489.734769][ T10] __do_softirq+0x1b5/0x7f6 [ 3489.734769][ T10] [ 3489.736440][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.736440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3489.736440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3489.736440][ T10] fib6_nh_init+0xa22/0x1580 [ 3489.736440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.736440][ T10] ip6_route_add+0x1c/0x140 [ 3489.736440][ T10] inet6_rtm_newroute+0x104/0x110 [ 3489.736440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.736440][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.736440][ T10] netlink_unicast+0x449/0x710 [ 3489.736440][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.736440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.736440][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.736440][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.736440][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.736440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.736440][ T10] [ 3489.738347][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.738347][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.738347][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.738347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.738347][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3489.738347][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3489.738347][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3489.738347][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3489.738347][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3489.738347][ T10] addrconf_dad_begin+0x310/0x670 [ 3489.738347][ T10] addrconf_dad_work+0x10b/0xab0 [ 3489.738347][ T10] process_one_work+0x84d/0x18a0 [ 3489.738347][ T10] worker_thread+0x587/0xd30 [ 3489.738347][ T10] kthread+0x28a/0x350 [ 3489.738347][ T10] ret_from_fork+0x31/0x70 [ 3489.738347][ T10] ret_from_fork_asm+0x1a/0x30 [ 3489.738347][ T10] [ 3489.740283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.740283][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.740283][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.740283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.740283][ T10] ip6_route_add+0x1c/0x140 [ 3489.740283][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3489.740283][ T10] inet6_addr_add+0x4f8/0xa40 [ 3489.740283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.740283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.740283][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.740283][ T10] netlink_unicast+0x449/0x710 [ 3489.740283][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.740283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.740283][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.740283][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.740283][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.740283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.740283][ T10] [ 3489.742311][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.742311][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.742311][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.742311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.742311][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3489.742311][ T10] ipv6_add_addr+0x411/0x2000 [ 3489.742311][ T10] inet6_addr_add+0x30e/0xa40 [ 3489.742311][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.742311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.742311][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.742311][ T10] netlink_unicast+0x449/0x710 [ 3489.742311][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.742311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.742311][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.742311][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.742311][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.742311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.742311][ T10] [ 3489.744334][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.744334][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.744334][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.744334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.744334][ T10] ip6_route_add+0x1c/0x140 [ 3489.744334][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3489.744334][ T10] addrconf_add_dev+0xe2/0x170 [ 3489.744334][ T10] inet6_addr_add+0x12f/0xa40 [ 3489.744334][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.744334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.744334][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.744334][ T10] netlink_unicast+0x449/0x710 [ 3489.744334][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.744334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.744334][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.744334][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.744334][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.744334][ T10] [ 3489.746454][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.746454][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3489.746454][ T10] ipv6_find_idev+0x102/0x170 [ 3489.746454][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.746454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.746454][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.746454][ T10] netlink_unicast+0x449/0x710 [ 3489.746454][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.746454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.746454][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.746454][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.746454][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.746454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.746454][ T10] [ 3489.748200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3489.748200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3489.748200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3489.748200][ T10] ipv6_find_idev+0x102/0x170 [ 3489.748200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.748200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.748200][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.748200][ T10] netlink_unicast+0x449/0x710 [ 3489.748200][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.748200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.748200][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.748200][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.748200][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.748200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.748200][ T10] [ 3489.750208][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3489.750485][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3489.750485][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.750485][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.750485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.750485][ T10] ip6_route_add+0x1c/0x140 [ 3489.750485][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3489.750485][ T10] inet6_addr_add+0x4f8/0xa40 [ 3489.750485][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.750485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.750485][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.750485][ T10] netlink_unicast+0x449/0x710 [ 3489.750485][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.750485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.750485][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.750485][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.750485][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.750485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.750485][ T10] [ 3489.752750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3489.752750][ T10] netdev_get_by_index+0x5e/0x80 [ 3489.752750][ T10] fib6_nh_init+0x3d8/0x1580 [ 3489.752750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3489.752750][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3489.752750][ T10] ipv6_add_addr+0x411/0x2000 [ 3489.752750][ T10] inet6_addr_add+0x30e/0xa40 [ 3489.752750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3489.752750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.752750][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.752750][ T10] netlink_unicast+0x449/0x710 [ 3489.752750][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.752750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.752750][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.752750][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.752750][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.752750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.752750][ T10] [ 3489.755021][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3489.755021][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3489.755021][ T10] ipv6_find_idev+0x102/0x170 [ 3489.755021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.755021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.755021][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.755021][ T10] netlink_unicast+0x449/0x710 [ 3489.755021][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.755021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.755021][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.755021][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.755021][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.755021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.755021][ T10] [ 3489.756753][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3489.756753][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3489.756753][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3489.756753][ T10] ipv6_find_idev+0x102/0x170 [ 3489.756753][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3489.756753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3489.756753][ T10] netlink_rcv_skb+0x130/0x360 [ 3489.756753][ T10] netlink_unicast+0x449/0x710 [ 3489.756753][ T10] netlink_sendmsg+0x723/0xbe0 [ 3489.756753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3489.756753][ T10] ___sys_sendmsg+0xee/0x170 [ 3489.756753][ T10] __sys_sendmsg+0xcd/0x170 [ 3489.756753][ T10] do_syscall_64+0xc6/0x1e0 [ 3489.756753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3489.756753][ T10] [ 3499.774994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3499.775475][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.775475][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3499.775475][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3499.775475][ T10] fib6_nh_init+0xa22/0x1580 [ 3499.775475][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.775475][ T10] ip6_route_add+0x1c/0x140 [ 3499.775475][ T10] inet6_rtm_newroute+0x104/0x110 [ 3499.775475][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.775475][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.775475][ T10] netlink_unicast+0x449/0x710 [ 3499.775475][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.775475][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.775475][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.775475][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.775475][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.775475][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.775475][ T10] [ 3499.777412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.777412][ T10] dst_init+0x84/0x4a0 [ 3499.777412][ T10] dst_alloc+0x97/0x150 [ 3499.777412][ T10] ip6_dst_alloc+0x23/0x90 [ 3499.777412][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3499.777412][ T10] ip6_pol_route+0x56f/0x840 [ 3499.777412][ T10] fib6_rule_lookup+0x456/0x630 [ 3499.777412][ T10] ip6_route_input+0x59c/0xa50 [ 3499.777412][ T10] ipv6_rcv+0x397/0x810 [ 3499.777412][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3499.777412][ T10] process_backlog+0x101/0x620 [ 3499.777412][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3499.777412][ T10] net_rx_action+0x495/0xbe0 [ 3499.777412][ T10] __do_softirq+0x1b5/0x7f6 [ 3499.777412][ T10] [ 3499.779105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.779105][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.779105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.779105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.779105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3499.779105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3499.779105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3499.779105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3499.779105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3499.779105][ T10] addrconf_dad_begin+0x310/0x670 [ 3499.779105][ T10] addrconf_dad_work+0x10b/0xab0 [ 3499.779105][ T10] process_one_work+0x84d/0x18a0 [ 3499.779105][ T10] worker_thread+0x587/0xd30 [ 3499.779105][ T10] kthread+0x28a/0x350 [ 3499.779105][ T10] ret_from_fork+0x31/0x70 [ 3499.779105][ T10] ret_from_fork_asm+0x1a/0x30 [ 3499.779105][ T10] [ 3499.781059][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.781059][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.781059][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.781059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.781059][ T10] ip6_route_add+0x1c/0x140 [ 3499.781059][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3499.781059][ T10] inet6_addr_add+0x4f8/0xa40 [ 3499.781059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.781059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.781059][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.781059][ T10] netlink_unicast+0x449/0x710 [ 3499.781059][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.781059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.781059][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.781059][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.781059][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.781059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.781059][ T10] [ 3499.783088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.783088][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.783088][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.783088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.783088][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3499.783088][ T10] ipv6_add_addr+0x411/0x2000 [ 3499.783088][ T10] inet6_addr_add+0x30e/0xa40 [ 3499.783088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.783088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.783088][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.783088][ T10] netlink_unicast+0x449/0x710 [ 3499.783088][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.783088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.783088][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.783088][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.783088][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.783088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.783088][ T10] [ 3499.785128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.785128][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.785128][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.785128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.785128][ T10] ip6_route_add+0x1c/0x140 [ 3499.785128][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3499.785128][ T10] addrconf_add_dev+0xe2/0x170 [ 3499.785128][ T10] inet6_addr_add+0x12f/0xa40 [ 3499.785128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.785128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.785128][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.785128][ T10] netlink_unicast+0x449/0x710 [ 3499.785128][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.785128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.785128][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.785128][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.785128][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.785128][ T10] [ 3499.787134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.787134][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3499.787134][ T10] ipv6_find_idev+0x102/0x170 [ 3499.787134][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.787134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.787134][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.787134][ T10] netlink_unicast+0x449/0x710 [ 3499.787134][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.787134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.787134][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.787134][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.787134][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.787134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.787134][ T10] [ 3499.788714][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3499.788714][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3499.788714][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3499.788714][ T10] ipv6_find_idev+0x102/0x170 [ 3499.788714][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.788714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.788714][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.788714][ T10] netlink_unicast+0x449/0x710 [ 3499.788714][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.788714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.788714][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.788714][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.788714][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.788714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.788714][ T10] [ 3499.790483][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3499.790768][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3499.790768][ T10] dst_init+0x84/0x4a0 [ 3499.790768][ T10] dst_alloc+0x97/0x150 [ 3499.790768][ T10] ip6_dst_alloc+0x23/0x90 [ 3499.790768][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3499.790768][ T10] ip6_pol_route+0x56f/0x840 [ 3499.790768][ T10] fib6_rule_lookup+0x456/0x630 [ 3499.790768][ T10] ip6_route_input+0x59c/0xa50 [ 3499.790768][ T10] ipv6_rcv+0x397/0x810 [ 3499.790768][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3499.790768][ T10] process_backlog+0x101/0x620 [ 3499.790768][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3499.790768][ T10] net_rx_action+0x495/0xbe0 [ 3499.790768][ T10] __do_softirq+0x1b5/0x7f6 [ 3499.790768][ T10] [ 3499.792437][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.792437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3499.792437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3499.792437][ T10] fib6_nh_init+0xa22/0x1580 [ 3499.792437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.792437][ T10] ip6_route_add+0x1c/0x140 [ 3499.792437][ T10] inet6_rtm_newroute+0x104/0x110 [ 3499.792437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.792437][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.792437][ T10] netlink_unicast+0x449/0x710 [ 3499.792437][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.792437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.792437][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.792437][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.792437][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.792437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.792437][ T10] [ 3499.794345][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.794345][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.794345][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.794345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.794345][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3499.794345][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3499.794345][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3499.794345][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3499.794345][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3499.794345][ T10] addrconf_dad_begin+0x310/0x670 [ 3499.794345][ T10] addrconf_dad_work+0x10b/0xab0 [ 3499.794345][ T10] process_one_work+0x84d/0x18a0 [ 3499.794345][ T10] worker_thread+0x587/0xd30 [ 3499.794345][ T10] kthread+0x28a/0x350 [ 3499.794345][ T10] ret_from_fork+0x31/0x70 [ 3499.794345][ T10] ret_from_fork_asm+0x1a/0x30 [ 3499.794345][ T10] [ 3499.796292][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.796292][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.796292][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.796292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.796292][ T10] ip6_route_add+0x1c/0x140 [ 3499.796292][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3499.796292][ T10] inet6_addr_add+0x4f8/0xa40 [ 3499.796292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.796292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.796292][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.796292][ T10] netlink_unicast+0x449/0x710 [ 3499.796292][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.796292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.796292][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.796292][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.796292][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.796292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.796292][ T10] [ 3499.798322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.798322][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.798322][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.798322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.798322][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3499.798322][ T10] ipv6_add_addr+0x411/0x2000 [ 3499.798322][ T10] inet6_addr_add+0x30e/0xa40 [ 3499.798322][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.798322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.798322][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.798322][ T10] netlink_unicast+0x449/0x710 [ 3499.798322][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.798322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.798322][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.798322][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.798322][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.798322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.798322][ T10] [ 3499.800354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.800354][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.800354][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.800354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.800354][ T10] ip6_route_add+0x1c/0x140 [ 3499.800354][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3499.800354][ T10] addrconf_add_dev+0xe2/0x170 [ 3499.800354][ T10] inet6_addr_add+0x12f/0xa40 [ 3499.800354][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.800354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.800354][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.800354][ T10] netlink_unicast+0x449/0x710 [ 3499.800354][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.800354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.800354][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.800354][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.800354][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.800354][ T10] [ 3499.802464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.802464][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3499.802464][ T10] ipv6_find_idev+0x102/0x170 [ 3499.802464][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.802464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.802464][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.802464][ T10] netlink_unicast+0x449/0x710 [ 3499.802464][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.802464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.802464][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.802464][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.802464][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.802464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.802464][ T10] [ 3499.804274][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3499.804274][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3499.804274][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3499.804274][ T10] ipv6_find_idev+0x102/0x170 [ 3499.804274][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.804274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.804274][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.804274][ T10] netlink_unicast+0x449/0x710 [ 3499.804274][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.804274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.804274][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.804274][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.804274][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.804274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.804274][ T10] [ 3499.806372][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3499.806613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3499.806613][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.806613][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.806613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.806613][ T10] ip6_route_add+0x1c/0x140 [ 3499.806613][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3499.806613][ T10] inet6_addr_add+0x4f8/0xa40 [ 3499.806613][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.806613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.806613][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.806613][ T10] netlink_unicast+0x449/0x710 [ 3499.806613][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.806613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.806613][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.806613][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.806613][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.806613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.806613][ T10] [ 3499.808890][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3499.808890][ T10] netdev_get_by_index+0x5e/0x80 [ 3499.808890][ T10] fib6_nh_init+0x3d8/0x1580 [ 3499.808890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3499.808890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3499.808890][ T10] ipv6_add_addr+0x411/0x2000 [ 3499.808890][ T10] inet6_addr_add+0x30e/0xa40 [ 3499.808890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3499.808890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.808890][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.808890][ T10] netlink_unicast+0x449/0x710 [ 3499.808890][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.808890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.808890][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.808890][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.808890][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.808890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.808890][ T10] [ 3499.811155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3499.811155][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3499.811155][ T10] ipv6_find_idev+0x102/0x170 [ 3499.811155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.811155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.811155][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.811155][ T10] netlink_unicast+0x449/0x710 [ 3499.811155][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.811155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.811155][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.811155][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.811155][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.811155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.811155][ T10] [ 3499.813006][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3499.813006][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3499.813006][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3499.813006][ T10] ipv6_find_idev+0x102/0x170 [ 3499.813006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3499.813006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3499.813006][ T10] netlink_rcv_skb+0x130/0x360 [ 3499.813006][ T10] netlink_unicast+0x449/0x710 [ 3499.813006][ T10] netlink_sendmsg+0x723/0xbe0 [ 3499.813006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3499.813006][ T10] ___sys_sendmsg+0xee/0x170 [ 3499.813006][ T10] __sys_sendmsg+0xcd/0x170 [ 3499.813006][ T10] do_syscall_64+0xc6/0x1e0 [ 3499.813006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3499.813006][ T10] [ 3510.054975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3510.055433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.055433][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3510.055433][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3510.055433][ T10] fib6_nh_init+0xa22/0x1580 [ 3510.055433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.055433][ T10] ip6_route_add+0x1c/0x140 [ 3510.055433][ T10] inet6_rtm_newroute+0x104/0x110 [ 3510.055433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.055433][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.055433][ T10] netlink_unicast+0x449/0x710 [ 3510.055433][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.055433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.055433][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.055433][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.055433][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.055433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.055433][ T10] [ 3510.057377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.057377][ T10] dst_init+0x84/0x4a0 [ 3510.057377][ T10] dst_alloc+0x97/0x150 [ 3510.057377][ T10] ip6_dst_alloc+0x23/0x90 [ 3510.057377][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3510.057377][ T10] ip6_pol_route+0x56f/0x840 [ 3510.057377][ T10] fib6_rule_lookup+0x456/0x630 [ 3510.057377][ T10] ip6_route_input+0x59c/0xa50 [ 3510.057377][ T10] ipv6_rcv+0x397/0x810 [ 3510.057377][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3510.057377][ T10] process_backlog+0x101/0x620 [ 3510.057377][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3510.057377][ T10] net_rx_action+0x495/0xbe0 [ 3510.057377][ T10] __do_softirq+0x1b5/0x7f6 [ 3510.057377][ T10] [ 3510.059121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.059121][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.059121][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.059121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.059121][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3510.059121][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3510.059121][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3510.059121][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3510.059121][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3510.059121][ T10] addrconf_dad_begin+0x310/0x670 [ 3510.059121][ T10] addrconf_dad_work+0x10b/0xab0 [ 3510.059121][ T10] process_one_work+0x84d/0x18a0 [ 3510.059121][ T10] worker_thread+0x587/0xd30 [ 3510.059121][ T10] kthread+0x28a/0x350 [ 3510.059121][ T10] ret_from_fork+0x31/0x70 [ 3510.059121][ T10] ret_from_fork_asm+0x1a/0x30 [ 3510.059121][ T10] [ 3510.061149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.061149][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.061149][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.061149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.061149][ T10] ip6_route_add+0x1c/0x140 [ 3510.061149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3510.061149][ T10] inet6_addr_add+0x4f8/0xa40 [ 3510.061149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.061149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.061149][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.061149][ T10] netlink_unicast+0x449/0x710 [ 3510.061149][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.061149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.061149][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.061149][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.061149][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.061149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.061149][ T10] [ 3510.063197][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.063197][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.063197][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.063197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.063197][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3510.063197][ T10] ipv6_add_addr+0x411/0x2000 [ 3510.063197][ T10] inet6_addr_add+0x30e/0xa40 [ 3510.063197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.063197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.063197][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.063197][ T10] netlink_unicast+0x449/0x710 [ 3510.063197][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.063197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.063197][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.063197][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.063197][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.063197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.063197][ T10] [ 3510.065225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.065225][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.065225][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.065225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.065225][ T10] ip6_route_add+0x1c/0x140 [ 3510.065225][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3510.065225][ T10] addrconf_add_dev+0xe2/0x170 [ 3510.065225][ T10] inet6_addr_add+0x12f/0xa40 [ 3510.065225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.065225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.065225][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.065225][ T10] netlink_unicast+0x449/0x710 [ 3510.065225][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.065225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.065225][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.065225][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.065225][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.065225][ T10] [ 3510.067238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.067238][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3510.067238][ T10] ipv6_find_idev+0x102/0x170 [ 3510.067238][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.067238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.067238][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.067238][ T10] netlink_unicast+0x449/0x710 [ 3510.067238][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.067238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.067238][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.067238][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.067238][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.067238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.067238][ T10] [ 3510.068828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3510.068828][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3510.068828][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3510.068828][ T10] ipv6_find_idev+0x102/0x170 [ 3510.068828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.068828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.068828][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.068828][ T10] netlink_unicast+0x449/0x710 [ 3510.068828][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.068828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.068828][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.068828][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.068828][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.068828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.068828][ T10] [ 3510.070567][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3510.070885][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3510.070885][ T10] dst_init+0x84/0x4a0 [ 3510.070885][ T10] dst_alloc+0x97/0x150 [ 3510.070885][ T10] ip6_dst_alloc+0x23/0x90 [ 3510.070885][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3510.070885][ T10] ip6_pol_route+0x56f/0x840 [ 3510.070885][ T10] fib6_rule_lookup+0x456/0x630 [ 3510.070885][ T10] ip6_route_input+0x59c/0xa50 [ 3510.070885][ T10] ipv6_rcv+0x397/0x810 [ 3510.070885][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3510.070885][ T10] process_backlog+0x101/0x620 [ 3510.070885][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3510.070885][ T10] net_rx_action+0x495/0xbe0 [ 3510.070885][ T10] __do_softirq+0x1b5/0x7f6 [ 3510.070885][ T10] [ 3510.072568][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.072568][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3510.072568][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3510.072568][ T10] fib6_nh_init+0xa22/0x1580 [ 3510.072568][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.072568][ T10] ip6_route_add+0x1c/0x140 [ 3510.072568][ T10] inet6_rtm_newroute+0x104/0x110 [ 3510.072568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.072568][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.072568][ T10] netlink_unicast+0x449/0x710 [ 3510.072568][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.072568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.072568][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.072568][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.072568][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.072568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.072568][ T10] [ 3510.074492][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.074492][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.074492][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.074492][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.074492][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3510.074492][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3510.074492][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3510.074492][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3510.074492][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3510.074492][ T10] addrconf_dad_begin+0x310/0x670 [ 3510.074492][ T10] addrconf_dad_work+0x10b/0xab0 [ 3510.074492][ T10] process_one_work+0x84d/0x18a0 [ 3510.074492][ T10] worker_thread+0x587/0xd30 [ 3510.074492][ T10] kthread+0x28a/0x350 [ 3510.074492][ T10] ret_from_fork+0x31/0x70 [ 3510.074492][ T10] ret_from_fork_asm+0x1a/0x30 [ 3510.074492][ T10] [ 3510.076472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.076472][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.076472][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.076472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.076472][ T10] ip6_route_add+0x1c/0x140 [ 3510.076472][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3510.076472][ T10] inet6_addr_add+0x4f8/0xa40 [ 3510.076472][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.076472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.076472][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.076472][ T10] netlink_unicast+0x449/0x710 [ 3510.076472][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.076472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.076472][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.076472][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.076472][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.076472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.076472][ T10] [ 3510.078511][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.078511][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.078511][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.078511][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.078511][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3510.078511][ T10] ipv6_add_addr+0x411/0x2000 [ 3510.078511][ T10] inet6_addr_add+0x30e/0xa40 [ 3510.078511][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.078511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.078511][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.078511][ T10] netlink_unicast+0x449/0x710 [ 3510.078511][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.078511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.078511][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.078511][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.078511][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.078511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.078511][ T10] [ 3510.080571][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.080571][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.080571][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.080571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.080571][ T10] ip6_route_add+0x1c/0x140 [ 3510.080571][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3510.080571][ T10] addrconf_add_dev+0xe2/0x170 [ 3510.080571][ T10] inet6_addr_add+0x12f/0xa40 [ 3510.080571][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.080571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.080571][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.080571][ T10] netlink_unicast+0x449/0x710 [ 3510.080571][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.080571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.080571][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.080571][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.080571][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.080571][ T10] [ 3510.082707][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.082707][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3510.082707][ T10] ipv6_find_idev+0x102/0x170 [ 3510.082707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.082707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.082707][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.082707][ T10] netlink_unicast+0x449/0x710 [ 3510.082707][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.082707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.082707][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.082707][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.082707][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.082707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.082707][ T10] [ 3510.084467][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3510.084467][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3510.084467][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3510.084467][ T10] ipv6_find_idev+0x102/0x170 [ 3510.084467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.084467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.084467][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.084467][ T10] netlink_unicast+0x449/0x710 [ 3510.084467][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.084467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.084467][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.084467][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.084467][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.084467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.084467][ T10] [ 3510.086499][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3510.086746][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3510.086746][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.086746][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.086746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.086746][ T10] ip6_route_add+0x1c/0x140 [ 3510.086746][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3510.086746][ T10] inet6_addr_add+0x4f8/0xa40 [ 3510.086746][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.086746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.086746][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.086746][ T10] netlink_unicast+0x449/0x710 [ 3510.086746][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.086746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.086746][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.086746][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.086746][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.086746][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.086746][ T10] [ 3510.089047][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3510.089047][ T10] netdev_get_by_index+0x5e/0x80 [ 3510.089047][ T10] fib6_nh_init+0x3d8/0x1580 [ 3510.089047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3510.089047][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3510.089047][ T10] ipv6_add_addr+0x411/0x2000 [ 3510.089047][ T10] inet6_addr_add+0x30e/0xa40 [ 3510.089047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3510.089047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.089047][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.089047][ T10] netlink_unicast+0x449/0x710 [ 3510.089047][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.089047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.089047][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.089047][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.089047][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.089047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.089047][ T10] [ 3510.091613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3510.091613][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3510.091613][ T10] ipv6_find_idev+0x102/0x170 [ 3510.091613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.091613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.091613][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.091613][ T10] netlink_unicast+0x449/0x710 [ 3510.091613][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.091613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.091613][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.091613][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.091613][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.091613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.091613][ T10] [ 3510.093401][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3510.093401][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3510.093401][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3510.093401][ T10] ipv6_find_idev+0x102/0x170 [ 3510.093401][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3510.093401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3510.093401][ T10] netlink_rcv_skb+0x130/0x360 [ 3510.093401][ T10] netlink_unicast+0x449/0x710 [ 3510.093401][ T10] netlink_sendmsg+0x723/0xbe0 [ 3510.093401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3510.093401][ T10] ___sys_sendmsg+0xee/0x170 [ 3510.093401][ T10] __sys_sendmsg+0xcd/0x170 [ 3510.093401][ T10] do_syscall_64+0xc6/0x1e0 [ 3510.093401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3510.093401][ T10] [ 3520.334966][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3520.335440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.335440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3520.335440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3520.335440][ T10] fib6_nh_init+0xa22/0x1580 [ 3520.335440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.335440][ T10] ip6_route_add+0x1c/0x140 [ 3520.335440][ T10] inet6_rtm_newroute+0x104/0x110 [ 3520.335440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.335440][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.335440][ T10] netlink_unicast+0x449/0x710 [ 3520.335440][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.335440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.335440][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.335440][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.335440][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.335440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.335440][ T10] [ 3520.337775][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.337775][ T10] dst_init+0x84/0x4a0 [ 3520.337775][ T10] dst_alloc+0x97/0x150 [ 3520.337775][ T10] ip6_dst_alloc+0x23/0x90 [ 3520.337775][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3520.337775][ T10] ip6_pol_route+0x56f/0x840 [ 3520.337775][ T10] fib6_rule_lookup+0x456/0x630 [ 3520.337775][ T10] ip6_route_input+0x59c/0xa50 [ 3520.337775][ T10] ipv6_rcv+0x397/0x810 [ 3520.337775][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3520.337775][ T10] process_backlog+0x101/0x620 [ 3520.337775][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3520.337775][ T10] net_rx_action+0x495/0xbe0 [ 3520.337775][ T10] __do_softirq+0x1b5/0x7f6 [ 3520.337775][ T10] [ 3520.339813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.339813][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.339813][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.339813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.339813][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3520.339813][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3520.339813][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3520.339813][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3520.339813][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3520.339813][ T10] addrconf_dad_begin+0x310/0x670 [ 3520.339813][ T10] addrconf_dad_work+0x10b/0xab0 [ 3520.339813][ T10] process_one_work+0x84d/0x18a0 [ 3520.339813][ T10] worker_thread+0x587/0xd30 [ 3520.339813][ T10] kthread+0x28a/0x350 [ 3520.339813][ T10] ret_from_fork+0x31/0x70 [ 3520.339813][ T10] ret_from_fork_asm+0x1a/0x30 [ 3520.339813][ T10] [ 3520.342177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.342177][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.342177][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.342177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.342177][ T10] ip6_route_add+0x1c/0x140 [ 3520.342177][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3520.342177][ T10] inet6_addr_add+0x4f8/0xa40 [ 3520.342177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.342177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.342177][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.342177][ T10] netlink_unicast+0x449/0x710 [ 3520.342177][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.342177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.342177][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.342177][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.342177][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.342177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.342177][ T10] [ 3520.344648][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.344648][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.344648][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.344648][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.344648][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3520.344648][ T10] ipv6_add_addr+0x411/0x2000 [ 3520.344648][ T10] inet6_addr_add+0x30e/0xa40 [ 3520.344648][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.344648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.344648][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.344648][ T10] netlink_unicast+0x449/0x710 [ 3520.344648][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.344648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.344648][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.344648][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.344648][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.344648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.344648][ T10] [ 3520.347105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.347105][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.347105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.347105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.347105][ T10] ip6_route_add+0x1c/0x140 [ 3520.347105][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3520.347105][ T10] addrconf_add_dev+0xe2/0x170 [ 3520.347105][ T10] inet6_addr_add+0x12f/0xa40 [ 3520.347105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.347105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.347105][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.347105][ T10] netlink_unicast+0x449/0x710 [ 3520.347105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.347105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.347105][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.347105][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.347105][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.347105][ T10] [ 3520.349543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.349543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3520.349543][ T10] ipv6_find_idev+0x102/0x170 [ 3520.349543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.349543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.349543][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.349543][ T10] netlink_unicast+0x449/0x710 [ 3520.349543][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.349543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.349543][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.349543][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.349543][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.349543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.349543][ T10] [ 3520.351434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3520.351434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3520.351434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3520.351434][ T10] ipv6_find_idev+0x102/0x170 [ 3520.351434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.351434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.351434][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.351434][ T10] netlink_unicast+0x449/0x710 [ 3520.351434][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.351434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.351434][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.351434][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.351434][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.351434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.351434][ T10] [ 3520.353543][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3520.353903][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3520.353903][ T10] dst_init+0x84/0x4a0 [ 3520.353903][ T10] dst_alloc+0x97/0x150 [ 3520.353903][ T10] ip6_dst_alloc+0x23/0x90 [ 3520.353903][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3520.353903][ T10] ip6_pol_route+0x56f/0x840 [ 3520.353903][ T10] fib6_rule_lookup+0x456/0x630 [ 3520.353903][ T10] ip6_route_input+0x59c/0xa50 [ 3520.353903][ T10] ipv6_rcv+0x397/0x810 [ 3520.353903][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3520.353903][ T10] process_backlog+0x101/0x620 [ 3520.353903][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3520.353903][ T10] net_rx_action+0x495/0xbe0 [ 3520.353903][ T10] __do_softirq+0x1b5/0x7f6 [ 3520.353903][ T10] [ 3520.355916][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.355916][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3520.355916][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3520.355916][ T10] fib6_nh_init+0xa22/0x1580 [ 3520.355916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.355916][ T10] ip6_route_add+0x1c/0x140 [ 3520.355916][ T10] inet6_rtm_newroute+0x104/0x110 [ 3520.355916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.355916][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.355916][ T10] netlink_unicast+0x449/0x710 [ 3520.355916][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.355916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.355916][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.355916][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.355916][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.355916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.355916][ T10] [ 3520.358235][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.358235][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.358235][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.358235][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.358235][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3520.358235][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3520.358235][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3520.358235][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3520.358235][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3520.358235][ T10] addrconf_dad_begin+0x310/0x670 [ 3520.358235][ T10] addrconf_dad_work+0x10b/0xab0 [ 3520.358235][ T10] process_one_work+0x84d/0x18a0 [ 3520.358235][ T10] worker_thread+0x587/0xd30 [ 3520.358235][ T10] kthread+0x28a/0x350 [ 3520.358235][ T10] ret_from_fork+0x31/0x70 [ 3520.358235][ T10] ret_from_fork_asm+0x1a/0x30 [ 3520.358235][ T10] [ 3520.360598][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.360598][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.360598][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.360598][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.360598][ T10] ip6_route_add+0x1c/0x140 [ 3520.360598][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3520.360598][ T10] inet6_addr_add+0x4f8/0xa40 [ 3520.360598][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.360598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.360598][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.360598][ T10] netlink_unicast+0x449/0x710 [ 3520.360598][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.360598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.360598][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.360598][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.360598][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.360598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.360598][ T10] [ 3520.363065][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.363065][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.363065][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.363065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.363065][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3520.363065][ T10] ipv6_add_addr+0x411/0x2000 [ 3520.363065][ T10] inet6_addr_add+0x30e/0xa40 [ 3520.363065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.363065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.363065][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.363065][ T10] netlink_unicast+0x449/0x710 [ 3520.363065][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.363065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.363065][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.363065][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.363065][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.363065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.363065][ T10] [ 3520.365541][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.365541][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.365541][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.365541][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.365541][ T10] ip6_route_add+0x1c/0x140 [ 3520.365541][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3520.365541][ T10] addrconf_add_dev+0xe2/0x170 [ 3520.365541][ T10] inet6_addr_add+0x12f/0xa40 [ 3520.365541][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.365541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.365541][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.365541][ T10] netlink_unicast+0x449/0x710 [ 3520.365541][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.365541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.365541][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.365541][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.365541][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.365541][ T10] [ 3520.368101][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.368101][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3520.368101][ T10] ipv6_find_idev+0x102/0x170 [ 3520.368101][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.368101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.368101][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.368101][ T10] netlink_unicast+0x449/0x710 [ 3520.368101][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.368101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.368101][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.368101][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.368101][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.368101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.368101][ T10] [ 3520.370255][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3520.370255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3520.370255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3520.370255][ T10] ipv6_find_idev+0x102/0x170 [ 3520.370255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.370255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.370255][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.370255][ T10] netlink_unicast+0x449/0x710 [ 3520.370255][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.370255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.370255][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.370255][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.370255][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.370255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.370255][ T10] [ 3520.372598][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3520.372914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3520.372914][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.372914][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.372914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.372914][ T10] ip6_route_add+0x1c/0x140 [ 3520.372914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3520.372914][ T10] inet6_addr_add+0x4f8/0xa40 [ 3520.372914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.372914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.372914][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.372914][ T10] netlink_unicast+0x449/0x710 [ 3520.372914][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.372914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.372914][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.372914][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.372914][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.372914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.372914][ T10] [ 3520.375623][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3520.375623][ T10] netdev_get_by_index+0x5e/0x80 [ 3520.375623][ T10] fib6_nh_init+0x3d8/0x1580 [ 3520.375623][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3520.375623][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3520.375623][ T10] ipv6_add_addr+0x411/0x2000 [ 3520.375623][ T10] inet6_addr_add+0x30e/0xa40 [ 3520.375623][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3520.375623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.375623][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.375623][ T10] netlink_unicast+0x449/0x710 [ 3520.375623][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.375623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.375623][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.375623][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.375623][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.375623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.375623][ T10] [ 3520.378324][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3520.378324][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3520.378324][ T10] ipv6_find_idev+0x102/0x170 [ 3520.378324][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.378324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.378324][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.378324][ T10] netlink_unicast+0x449/0x710 [ 3520.378324][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.378324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.378324][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.378324][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.378324][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.378324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.378324][ T10] [ 3520.380474][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3520.380474][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3520.380474][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3520.380474][ T10] ipv6_find_idev+0x102/0x170 [ 3520.380474][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3520.380474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3520.380474][ T10] netlink_rcv_skb+0x130/0x360 [ 3520.380474][ T10] netlink_unicast+0x449/0x710 [ 3520.380474][ T10] netlink_sendmsg+0x723/0xbe0 [ 3520.380474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3520.380474][ T10] ___sys_sendmsg+0xee/0x170 [ 3520.380474][ T10] __sys_sendmsg+0xcd/0x170 [ 3520.380474][ T10] do_syscall_64+0xc6/0x1e0 [ 3520.380474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3520.380474][ T10] [ 3530.622915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3530.623401][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.623401][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3530.623401][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3530.623401][ T10] fib6_nh_init+0xa22/0x1580 [ 3530.623401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.623401][ T10] ip6_route_add+0x1c/0x140 [ 3530.623401][ T10] inet6_rtm_newroute+0x104/0x110 [ 3530.623401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.623401][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.623401][ T10] netlink_unicast+0x449/0x710 [ 3530.623401][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.623401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.623401][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.623401][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.623401][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.623401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.623401][ T10] [ 3530.625506][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.625506][ T10] dst_init+0x84/0x4a0 [ 3530.625506][ T10] dst_alloc+0x97/0x150 [ 3530.625506][ T10] ip6_dst_alloc+0x23/0x90 [ 3530.625506][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3530.625506][ T10] ip6_pol_route+0x56f/0x840 [ 3530.625506][ T10] fib6_rule_lookup+0x456/0x630 [ 3530.625506][ T10] ip6_route_input+0x59c/0xa50 [ 3530.625506][ T10] ipv6_rcv+0x397/0x810 [ 3530.625506][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3530.625506][ T10] process_backlog+0x101/0x620 [ 3530.625506][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3530.625506][ T10] net_rx_action+0x495/0xbe0 [ 3530.625506][ T10] __do_softirq+0x1b5/0x7f6 [ 3530.625506][ T10] [ 3530.627339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.627339][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.627339][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.627339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.627339][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3530.627339][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3530.627339][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3530.627339][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3530.627339][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3530.627339][ T10] addrconf_dad_begin+0x310/0x670 [ 3530.627339][ T10] addrconf_dad_work+0x10b/0xab0 [ 3530.627339][ T10] process_one_work+0x84d/0x18a0 [ 3530.627339][ T10] worker_thread+0x587/0xd30 [ 3530.627339][ T10] kthread+0x28a/0x350 [ 3530.627339][ T10] ret_from_fork+0x31/0x70 [ 3530.627339][ T10] ret_from_fork_asm+0x1a/0x30 [ 3530.627339][ T10] [ 3530.629482][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.629482][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.629482][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.629482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.629482][ T10] ip6_route_add+0x1c/0x140 [ 3530.629482][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3530.629482][ T10] inet6_addr_add+0x4f8/0xa40 [ 3530.629482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.629482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.629482][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.629482][ T10] netlink_unicast+0x449/0x710 [ 3530.629482][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.629482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.629482][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.629482][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.629482][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.629482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.629482][ T10] [ 3530.631705][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.631705][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.631705][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.631705][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.631705][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3530.631705][ T10] ipv6_add_addr+0x411/0x2000 [ 3530.631705][ T10] inet6_addr_add+0x30e/0xa40 [ 3530.631705][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.631705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.631705][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.631705][ T10] netlink_unicast+0x449/0x710 [ 3530.631705][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.631705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.631705][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.631705][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.631705][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.631705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.631705][ T10] [ 3530.633929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.633929][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.633929][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.633929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.633929][ T10] ip6_route_add+0x1c/0x140 [ 3530.633929][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3530.633929][ T10] addrconf_add_dev+0xe2/0x170 [ 3530.633929][ T10] inet6_addr_add+0x12f/0xa40 [ 3530.633929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.633929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.633929][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.633929][ T10] netlink_unicast+0x449/0x710 [ 3530.633929][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.633929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.633929][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.633929][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.633929][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.633929][ T10] [ 3530.636142][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.636142][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3530.636142][ T10] ipv6_find_idev+0x102/0x170 [ 3530.636142][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.636142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.636142][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.636142][ T10] netlink_unicast+0x449/0x710 [ 3530.636142][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.636142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.636142][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.636142][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.636142][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.636142][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.636142][ T10] [ 3530.637857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3530.637857][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3530.637857][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3530.637857][ T10] ipv6_find_idev+0x102/0x170 [ 3530.637857][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.637857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.637857][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.637857][ T10] netlink_unicast+0x449/0x710 [ 3530.637857][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.637857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.637857][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.637857][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.637857][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.637857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.637857][ T10] [ 3530.639745][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3530.640097][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3530.640097][ T10] dst_init+0x84/0x4a0 [ 3530.640097][ T10] dst_alloc+0x97/0x150 [ 3530.640097][ T10] ip6_dst_alloc+0x23/0x90 [ 3530.640097][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3530.640097][ T10] ip6_pol_route+0x56f/0x840 [ 3530.640097][ T10] fib6_rule_lookup+0x456/0x630 [ 3530.640097][ T10] ip6_route_input+0x59c/0xa50 [ 3530.640097][ T10] ipv6_rcv+0x397/0x810 [ 3530.640097][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3530.640097][ T10] process_backlog+0x101/0x620 [ 3530.640097][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3530.640097][ T10] net_rx_action+0x495/0xbe0 [ 3530.640097][ T10] __do_softirq+0x1b5/0x7f6 [ 3530.640097][ T10] [ 3530.641938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.641938][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3530.641938][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3530.641938][ T10] fib6_nh_init+0xa22/0x1580 [ 3530.641938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.641938][ T10] ip6_route_add+0x1c/0x140 [ 3530.641938][ T10] inet6_rtm_newroute+0x104/0x110 [ 3530.641938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.641938][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.641938][ T10] netlink_unicast+0x449/0x710 [ 3530.641938][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.641938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.641938][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.641938][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.641938][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.641938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.641938][ T10] [ 3530.644048][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.644048][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.644048][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.644048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.644048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3530.644048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3530.644048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3530.644048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3530.644048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3530.644048][ T10] addrconf_dad_begin+0x310/0x670 [ 3530.644048][ T10] addrconf_dad_work+0x10b/0xab0 [ 3530.644048][ T10] process_one_work+0x84d/0x18a0 [ 3530.644048][ T10] worker_thread+0x587/0xd30 [ 3530.644048][ T10] kthread+0x28a/0x350 [ 3530.644048][ T10] ret_from_fork+0x31/0x70 [ 3530.644048][ T10] ret_from_fork_asm+0x1a/0x30 [ 3530.644048][ T10] [ 3530.646181][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.646181][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.646181][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.646181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.646181][ T10] ip6_route_add+0x1c/0x140 [ 3530.646181][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3530.646181][ T10] inet6_addr_add+0x4f8/0xa40 [ 3530.646181][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.646181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.646181][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.646181][ T10] netlink_unicast+0x449/0x710 [ 3530.646181][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.646181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.646181][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.646181][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.646181][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.646181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.646181][ T10] [ 3530.648407][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.648407][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.648407][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.648407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.648407][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3530.648407][ T10] ipv6_add_addr+0x411/0x2000 [ 3530.648407][ T10] inet6_addr_add+0x30e/0xa40 [ 3530.648407][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.648407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.648407][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.648407][ T10] netlink_unicast+0x449/0x710 [ 3530.648407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.648407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.648407][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.648407][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.648407][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.648407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.648407][ T10] [ 3530.650632][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.650632][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.650632][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.650632][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.650632][ T10] ip6_route_add+0x1c/0x140 [ 3530.650632][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3530.650632][ T10] addrconf_add_dev+0xe2/0x170 [ 3530.650632][ T10] inet6_addr_add+0x12f/0xa40 [ 3530.650632][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.650632][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.650632][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.650632][ T10] netlink_unicast+0x449/0x710 [ 3530.650632][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.650632][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.650632][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.650632][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.650632][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.650632][ T10] [ 3530.652988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.652988][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3530.652988][ T10] ipv6_find_idev+0x102/0x170 [ 3530.652988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.652988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.652988][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.652988][ T10] netlink_unicast+0x449/0x710 [ 3530.652988][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.652988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.652988][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.652988][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.652988][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.652988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.652988][ T10] [ 3530.654893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3530.654893][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3530.654893][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3530.654893][ T10] ipv6_find_idev+0x102/0x170 [ 3530.654893][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.654893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.654893][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.654893][ T10] netlink_unicast+0x449/0x710 [ 3530.654893][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.654893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.654893][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.654893][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.654893][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.654893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.654893][ T10] [ 3530.657029][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3530.657349][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3530.657349][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.657349][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.657349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.657349][ T10] ip6_route_add+0x1c/0x140 [ 3530.657349][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3530.657349][ T10] inet6_addr_add+0x4f8/0xa40 [ 3530.657349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.657349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.657349][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.657349][ T10] netlink_unicast+0x449/0x710 [ 3530.657349][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.657349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.657349][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.657349][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.657349][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.657349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.657349][ T10] [ 3530.659825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3530.659825][ T10] netdev_get_by_index+0x5e/0x80 [ 3530.659825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3530.659825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3530.659825][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3530.659825][ T10] ipv6_add_addr+0x411/0x2000 [ 3530.659825][ T10] inet6_addr_add+0x30e/0xa40 [ 3530.659825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3530.659825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.659825][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.659825][ T10] netlink_unicast+0x449/0x710 [ 3530.659825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.659825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.659825][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.659825][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.659825][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.659825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.659825][ T10] [ 3530.662214][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3530.662214][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3530.662214][ T10] ipv6_find_idev+0x102/0x170 [ 3530.662214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.662214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.662214][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.662214][ T10] netlink_unicast+0x449/0x710 [ 3530.662214][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.662214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.662214][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.662214][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.662214][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.662214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.662214][ T10] [ 3530.664098][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3530.664098][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3530.664098][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3530.664098][ T10] ipv6_find_idev+0x102/0x170 [ 3530.664098][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3530.664098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3530.664098][ T10] netlink_rcv_skb+0x130/0x360 [ 3530.664098][ T10] netlink_unicast+0x449/0x710 [ 3530.664098][ T10] netlink_sendmsg+0x723/0xbe0 [ 3530.664098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3530.664098][ T10] ___sys_sendmsg+0xee/0x170 [ 3530.664098][ T10] __sys_sendmsg+0xcd/0x170 [ 3530.664098][ T10] do_syscall_64+0xc6/0x1e0 [ 3530.664098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3530.664098][ T10] [ 3540.902906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3540.903319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.903319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3540.903319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3540.903319][ T10] fib6_nh_init+0xa22/0x1580 [ 3540.903319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.903319][ T10] ip6_route_add+0x1c/0x140 [ 3540.903319][ T10] inet6_rtm_newroute+0x104/0x110 [ 3540.903319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.903319][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.903319][ T10] netlink_unicast+0x449/0x710 [ 3540.903319][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.903319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.903319][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.903319][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.903319][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.903319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.903319][ T10] [ 3540.905434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.905434][ T10] dst_init+0x84/0x4a0 [ 3540.905434][ T10] dst_alloc+0x97/0x150 [ 3540.905434][ T10] ip6_dst_alloc+0x23/0x90 [ 3540.905434][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3540.905434][ T10] ip6_pol_route+0x56f/0x840 [ 3540.905434][ T10] fib6_rule_lookup+0x456/0x630 [ 3540.905434][ T10] ip6_route_input+0x59c/0xa50 [ 3540.905434][ T10] ipv6_rcv+0x397/0x810 [ 3540.905434][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3540.905434][ T10] process_backlog+0x101/0x620 [ 3540.905434][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3540.905434][ T10] net_rx_action+0x495/0xbe0 [ 3540.905434][ T10] __do_softirq+0x1b5/0x7f6 [ 3540.905434][ T10] [ 3540.907264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.907264][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.907264][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.907264][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.907264][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3540.907264][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3540.907264][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3540.907264][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3540.907264][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3540.907264][ T10] addrconf_dad_begin+0x310/0x670 [ 3540.907264][ T10] addrconf_dad_work+0x10b/0xab0 [ 3540.907264][ T10] process_one_work+0x84d/0x18a0 [ 3540.907264][ T10] worker_thread+0x587/0xd30 [ 3540.907264][ T10] kthread+0x28a/0x350 [ 3540.907264][ T10] ret_from_fork+0x31/0x70 [ 3540.907264][ T10] ret_from_fork_asm+0x1a/0x30 [ 3540.907264][ T10] [ 3540.909387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.909387][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.909387][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.909387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.909387][ T10] ip6_route_add+0x1c/0x140 [ 3540.909387][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3540.909387][ T10] inet6_addr_add+0x4f8/0xa40 [ 3540.909387][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.909387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.909387][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.909387][ T10] netlink_unicast+0x449/0x710 [ 3540.909387][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.909387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.909387][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.909387][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.909387][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.909387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.909387][ T10] [ 3540.911625][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.911625][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.911625][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.911625][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.911625][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3540.911625][ T10] ipv6_add_addr+0x411/0x2000 [ 3540.911625][ T10] inet6_addr_add+0x30e/0xa40 [ 3540.911625][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.911625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.911625][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.911625][ T10] netlink_unicast+0x449/0x710 [ 3540.911625][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.911625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.911625][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.911625][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.911625][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.911625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.911625][ T10] [ 3540.913843][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.913843][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.913843][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.913843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.913843][ T10] ip6_route_add+0x1c/0x140 [ 3540.913843][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3540.913843][ T10] addrconf_add_dev+0xe2/0x170 [ 3540.913843][ T10] inet6_addr_add+0x12f/0xa40 [ 3540.913843][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.913843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.913843][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.913843][ T10] netlink_unicast+0x449/0x710 [ 3540.913843][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.913843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.913843][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.913843][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.913843][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.913843][ T10] [ 3540.916021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.916021][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3540.916021][ T10] ipv6_find_idev+0x102/0x170 [ 3540.916021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.916021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.916021][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.916021][ T10] netlink_unicast+0x449/0x710 [ 3540.916021][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.916021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.916021][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.916021][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.916021][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.916021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.916021][ T10] [ 3540.918272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3540.918272][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3540.918272][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3540.918272][ T10] ipv6_find_idev+0x102/0x170 [ 3540.918272][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.918272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.918272][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.918272][ T10] netlink_unicast+0x449/0x710 [ 3540.918272][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.918272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.918272][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.918272][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.918272][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.918272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.918272][ T10] [ 3540.920163][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3540.920465][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3540.920465][ T10] dst_init+0x84/0x4a0 [ 3540.920465][ T10] dst_alloc+0x97/0x150 [ 3540.920465][ T10] ip6_dst_alloc+0x23/0x90 [ 3540.920465][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3540.920465][ T10] ip6_pol_route+0x56f/0x840 [ 3540.920465][ T10] fib6_rule_lookup+0x456/0x630 [ 3540.920465][ T10] ip6_route_input+0x59c/0xa50 [ 3540.920465][ T10] ipv6_rcv+0x397/0x810 [ 3540.920465][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3540.920465][ T10] process_backlog+0x101/0x620 [ 3540.920465][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3540.920465][ T10] net_rx_action+0x495/0xbe0 [ 3540.920465][ T10] __do_softirq+0x1b5/0x7f6 [ 3540.920465][ T10] [ 3540.922285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.922285][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3540.922285][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3540.922285][ T10] fib6_nh_init+0xa22/0x1580 [ 3540.922285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.922285][ T10] ip6_route_add+0x1c/0x140 [ 3540.922285][ T10] inet6_rtm_newroute+0x104/0x110 [ 3540.922285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.922285][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.922285][ T10] netlink_unicast+0x449/0x710 [ 3540.922285][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.922285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.922285][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.922285][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.922285][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.922285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.922285][ T10] [ 3540.924371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.924371][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.924371][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.924371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.924371][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3540.924371][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3540.924371][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3540.924371][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3540.924371][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3540.924371][ T10] addrconf_dad_begin+0x310/0x670 [ 3540.924371][ T10] addrconf_dad_work+0x10b/0xab0 [ 3540.924371][ T10] process_one_work+0x84d/0x18a0 [ 3540.924371][ T10] worker_thread+0x587/0xd30 [ 3540.924371][ T10] kthread+0x28a/0x350 [ 3540.924371][ T10] ret_from_fork+0x31/0x70 [ 3540.924371][ T10] ret_from_fork_asm+0x1a/0x30 [ 3540.924371][ T10] [ 3540.926497][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.926497][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.926497][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.926497][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.926497][ T10] ip6_route_add+0x1c/0x140 [ 3540.926497][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3540.926497][ T10] inet6_addr_add+0x4f8/0xa40 [ 3540.926497][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.926497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.926497][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.926497][ T10] netlink_unicast+0x449/0x710 [ 3540.926497][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.926497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.926497][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.926497][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.926497][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.926497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.926497][ T10] [ 3540.928721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.928721][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.928721][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.928721][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.928721][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3540.928721][ T10] ipv6_add_addr+0x411/0x2000 [ 3540.928721][ T10] inet6_addr_add+0x30e/0xa40 [ 3540.928721][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.928721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.928721][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.928721][ T10] netlink_unicast+0x449/0x710 [ 3540.928721][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.928721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.928721][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.928721][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.928721][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.928721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.928721][ T10] [ 3540.930932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.930932][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.930932][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.930932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.930932][ T10] ip6_route_add+0x1c/0x140 [ 3540.930932][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3540.930932][ T10] addrconf_add_dev+0xe2/0x170 [ 3540.930932][ T10] inet6_addr_add+0x12f/0xa40 [ 3540.930932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.930932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.930932][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.930932][ T10] netlink_unicast+0x449/0x710 [ 3540.930932][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.930932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.930932][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.930932][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.930932][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.930932][ T10] [ 3540.933296][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.933296][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3540.933296][ T10] ipv6_find_idev+0x102/0x170 [ 3540.933296][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.933296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.933296][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.933296][ T10] netlink_unicast+0x449/0x710 [ 3540.933296][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.933296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.933296][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.933296][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.933296][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.933296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.933296][ T10] [ 3540.935282][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3540.935282][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3540.935282][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3540.935282][ T10] ipv6_find_idev+0x102/0x170 [ 3540.935282][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.935282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.935282][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.935282][ T10] netlink_unicast+0x449/0x710 [ 3540.935282][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.935282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.935282][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.935282][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.935282][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.935282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.935282][ T10] [ 3540.937346][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3540.937673][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3540.937673][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.937673][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.937673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.937673][ T10] ip6_route_add+0x1c/0x140 [ 3540.937673][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3540.937673][ T10] inet6_addr_add+0x4f8/0xa40 [ 3540.937673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.937673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.937673][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.937673][ T10] netlink_unicast+0x449/0x710 [ 3540.937673][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.937673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.937673][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.937673][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.937673][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.937673][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.937673][ T10] [ 3540.940459][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3540.940459][ T10] netdev_get_by_index+0x5e/0x80 [ 3540.940459][ T10] fib6_nh_init+0x3d8/0x1580 [ 3540.940459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3540.940459][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3540.940459][ T10] ipv6_add_addr+0x411/0x2000 [ 3540.940459][ T10] inet6_addr_add+0x30e/0xa40 [ 3540.940459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3540.940459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.940459][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.940459][ T10] netlink_unicast+0x449/0x710 [ 3540.940459][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.940459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.940459][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.940459][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.940459][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.940459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.940459][ T10] [ 3540.942628][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3540.942628][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3540.942628][ T10] ipv6_find_idev+0x102/0x170 [ 3540.942628][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.942628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.942628][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.942628][ T10] netlink_unicast+0x449/0x710 [ 3540.942628][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.942628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.942628][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.942628][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.942628][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.942628][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.942628][ T10] [ 3540.944403][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3540.944403][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3540.944403][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3540.944403][ T10] ipv6_find_idev+0x102/0x170 [ 3540.944403][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3540.944403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3540.944403][ T10] netlink_rcv_skb+0x130/0x360 [ 3540.944403][ T10] netlink_unicast+0x449/0x710 [ 3540.944403][ T10] netlink_sendmsg+0x723/0xbe0 [ 3540.944403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3540.944403][ T10] ___sys_sendmsg+0xee/0x170 [ 3540.944403][ T10] __sys_sendmsg+0xcd/0x170 [ 3540.944403][ T10] do_syscall_64+0xc6/0x1e0 [ 3540.944403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3540.944403][ T10] [ 3551.184841][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3551.185240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.185240][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3551.185240][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3551.185240][ T10] fib6_nh_init+0xa22/0x1580 [ 3551.185240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.185240][ T10] ip6_route_add+0x1c/0x140 [ 3551.185240][ T10] inet6_rtm_newroute+0x104/0x110 [ 3551.185240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.185240][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.185240][ T10] netlink_unicast+0x449/0x710 [ 3551.185240][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.185240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.185240][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.185240][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.185240][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.185240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.185240][ T10] [ 3551.187167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.187167][ T10] dst_init+0x84/0x4a0 [ 3551.187167][ T10] dst_alloc+0x97/0x150 [ 3551.187167][ T10] ip6_dst_alloc+0x23/0x90 [ 3551.187167][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3551.187167][ T10] ip6_pol_route+0x56f/0x840 [ 3551.187167][ T10] fib6_rule_lookup+0x456/0x630 [ 3551.187167][ T10] ip6_route_input+0x59c/0xa50 [ 3551.187167][ T10] ipv6_rcv+0x397/0x810 [ 3551.187167][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3551.187167][ T10] process_backlog+0x101/0x620 [ 3551.187167][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3551.187167][ T10] net_rx_action+0x495/0xbe0 [ 3551.187167][ T10] __do_softirq+0x1b5/0x7f6 [ 3551.187167][ T10] [ 3551.188863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.188863][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.188863][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.188863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.188863][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3551.188863][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3551.188863][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3551.188863][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3551.188863][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3551.188863][ T10] addrconf_dad_begin+0x310/0x670 [ 3551.188863][ T10] addrconf_dad_work+0x10b/0xab0 [ 3551.188863][ T10] process_one_work+0x84d/0x18a0 [ 3551.188863][ T10] worker_thread+0x587/0xd30 [ 3551.188863][ T10] kthread+0x28a/0x350 [ 3551.188863][ T10] ret_from_fork+0x31/0x70 [ 3551.188863][ T10] ret_from_fork_asm+0x1a/0x30 [ 3551.188863][ T10] [ 3551.190781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.190781][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.190781][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.190781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.190781][ T10] ip6_route_add+0x1c/0x140 [ 3551.190781][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3551.190781][ T10] inet6_addr_add+0x4f8/0xa40 [ 3551.190781][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.190781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.190781][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.190781][ T10] netlink_unicast+0x449/0x710 [ 3551.190781][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.190781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.190781][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.190781][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.190781][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.190781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.190781][ T10] [ 3551.192804][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.192804][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.192804][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.192804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.192804][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3551.192804][ T10] ipv6_add_addr+0x411/0x2000 [ 3551.192804][ T10] inet6_addr_add+0x30e/0xa40 [ 3551.192804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.192804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.192804][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.192804][ T10] netlink_unicast+0x449/0x710 [ 3551.192804][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.192804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.192804][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.192804][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.192804][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.192804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.192804][ T10] [ 3551.194808][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.194808][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.194808][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.194808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.194808][ T10] ip6_route_add+0x1c/0x140 [ 3551.194808][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3551.194808][ T10] addrconf_add_dev+0xe2/0x170 [ 3551.194808][ T10] inet6_addr_add+0x12f/0xa40 [ 3551.194808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.194808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.194808][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.194808][ T10] netlink_unicast+0x449/0x710 [ 3551.194808][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.194808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.194808][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.194808][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.194808][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.194808][ T10] [ 3551.196789][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.196789][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3551.196789][ T10] ipv6_find_idev+0x102/0x170 [ 3551.196789][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.196789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.196789][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.196789][ T10] netlink_unicast+0x449/0x710 [ 3551.196789][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.196789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.196789][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.196789][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.196789][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.196789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.196789][ T10] [ 3551.198367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3551.198367][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3551.198367][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3551.198367][ T10] ipv6_find_idev+0x102/0x170 [ 3551.198367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.198367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.198367][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.198367][ T10] netlink_unicast+0x449/0x710 [ 3551.198367][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.198367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.198367][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.198367][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.198367][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.198367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.198367][ T10] [ 3551.200091][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3551.200369][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3551.200369][ T10] dst_init+0x84/0x4a0 [ 3551.200369][ T10] dst_alloc+0x97/0x150 [ 3551.200369][ T10] ip6_dst_alloc+0x23/0x90 [ 3551.200369][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3551.200369][ T10] ip6_pol_route+0x56f/0x840 [ 3551.200369][ T10] fib6_rule_lookup+0x456/0x630 [ 3551.200369][ T10] ip6_route_input+0x59c/0xa50 [ 3551.200369][ T10] ipv6_rcv+0x397/0x810 [ 3551.200369][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3551.200369][ T10] process_backlog+0x101/0x620 [ 3551.200369][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3551.200369][ T10] net_rx_action+0x495/0xbe0 [ 3551.200369][ T10] __do_softirq+0x1b5/0x7f6 [ 3551.200369][ T10] [ 3551.202055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.202055][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3551.202055][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3551.202055][ T10] fib6_nh_init+0xa22/0x1580 [ 3551.202055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.202055][ T10] ip6_route_add+0x1c/0x140 [ 3551.202055][ T10] inet6_rtm_newroute+0x104/0x110 [ 3551.202055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.202055][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.202055][ T10] netlink_unicast+0x449/0x710 [ 3551.202055][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.202055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.202055][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.202055][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.202055][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.202055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.202055][ T10] [ 3551.203938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.203938][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.203938][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.203938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.203938][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3551.203938][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3551.203938][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3551.203938][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3551.203938][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3551.203938][ T10] addrconf_dad_begin+0x310/0x670 [ 3551.203938][ T10] addrconf_dad_work+0x10b/0xab0 [ 3551.203938][ T10] process_one_work+0x84d/0x18a0 [ 3551.203938][ T10] worker_thread+0x587/0xd30 [ 3551.203938][ T10] kthread+0x28a/0x350 [ 3551.203938][ T10] ret_from_fork+0x31/0x70 [ 3551.203938][ T10] ret_from_fork_asm+0x1a/0x30 [ 3551.203938][ T10] [ 3551.205863][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.205863][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.205863][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.205863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.205863][ T10] ip6_route_add+0x1c/0x140 [ 3551.205863][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3551.205863][ T10] inet6_addr_add+0x4f8/0xa40 [ 3551.205863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.205863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.205863][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.205863][ T10] netlink_unicast+0x449/0x710 [ 3551.205863][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.205863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.205863][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.205863][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.205863][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.205863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.205863][ T10] [ 3551.207866][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.207866][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.207866][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.207866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.207866][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3551.207866][ T10] ipv6_add_addr+0x411/0x2000 [ 3551.207866][ T10] inet6_addr_add+0x30e/0xa40 [ 3551.207866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.207866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.207866][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.207866][ T10] netlink_unicast+0x449/0x710 [ 3551.207866][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.207866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.207866][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.207866][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.207866][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.207866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.207866][ T10] [ 3551.209902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.209902][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.209902][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.209902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.209902][ T10] ip6_route_add+0x1c/0x140 [ 3551.209902][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3551.209902][ T10] addrconf_add_dev+0xe2/0x170 [ 3551.209902][ T10] inet6_addr_add+0x12f/0xa40 [ 3551.209902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.209902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.209902][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.209902][ T10] netlink_unicast+0x449/0x710 [ 3551.209902][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.209902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.209902][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.209902][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.209902][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.209902][ T10] [ 3551.212020][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.212020][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3551.212020][ T10] ipv6_find_idev+0x102/0x170 [ 3551.212020][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.212020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.212020][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.212020][ T10] netlink_unicast+0x449/0x710 [ 3551.212020][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.212020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.212020][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.212020][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.212020][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.212020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.212020][ T10] [ 3551.213843][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3551.213843][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3551.213843][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3551.213843][ T10] ipv6_find_idev+0x102/0x170 [ 3551.213843][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.213843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.213843][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.213843][ T10] netlink_unicast+0x449/0x710 [ 3551.213843][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.213843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.213843][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.213843][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.213843][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.213843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.213843][ T10] [ 3551.215777][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3551.216049][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3551.216049][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.216049][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.216049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.216049][ T10] ip6_route_add+0x1c/0x140 [ 3551.216049][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3551.216049][ T10] inet6_addr_add+0x4f8/0xa40 [ 3551.216049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.216049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.216049][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.216049][ T10] netlink_unicast+0x449/0x710 [ 3551.216049][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.216049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.216049][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.216049][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.216049][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.216049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.216049][ T10] [ 3551.218328][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3551.218328][ T10] netdev_get_by_index+0x5e/0x80 [ 3551.218328][ T10] fib6_nh_init+0x3d8/0x1580 [ 3551.218328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3551.218328][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3551.218328][ T10] ipv6_add_addr+0x411/0x2000 [ 3551.218328][ T10] inet6_addr_add+0x30e/0xa40 [ 3551.218328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3551.218328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.218328][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.218328][ T10] netlink_unicast+0x449/0x710 [ 3551.218328][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.218328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.218328][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.218328][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.218328][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.218328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.218328][ T10] [ 3551.220595][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3551.220595][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3551.220595][ T10] ipv6_find_idev+0x102/0x170 [ 3551.220595][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.220595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.220595][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.220595][ T10] netlink_unicast+0x449/0x710 [ 3551.220595][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.220595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.220595][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.220595][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.220595][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.220595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.220595][ T10] [ 3551.222408][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3551.222408][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3551.222408][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3551.222408][ T10] ipv6_find_idev+0x102/0x170 [ 3551.222408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3551.222408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3551.222408][ T10] netlink_rcv_skb+0x130/0x360 [ 3551.222408][ T10] netlink_unicast+0x449/0x710 [ 3551.222408][ T10] netlink_sendmsg+0x723/0xbe0 [ 3551.222408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3551.222408][ T10] ___sys_sendmsg+0xee/0x170 [ 3551.222408][ T10] __sys_sendmsg+0xcd/0x170 [ 3551.222408][ T10] do_syscall_64+0xc6/0x1e0 [ 3551.222408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3551.222408][ T10] [ 3561.374888][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3561.375343][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.375343][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3561.375343][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3561.375343][ T10] fib6_nh_init+0xa22/0x1580 [ 3561.375343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.375343][ T10] ip6_route_add+0x1c/0x140 [ 3561.375343][ T10] inet6_rtm_newroute+0x104/0x110 [ 3561.375343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.375343][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.375343][ T10] netlink_unicast+0x449/0x710 [ 3561.375343][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.375343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.375343][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.375343][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.375343][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.375343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.375343][ T10] [ 3561.377247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.377247][ T10] dst_init+0x84/0x4a0 [ 3561.377247][ T10] dst_alloc+0x97/0x150 [ 3561.377247][ T10] ip6_dst_alloc+0x23/0x90 [ 3561.377247][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3561.377247][ T10] ip6_pol_route+0x56f/0x840 [ 3561.377247][ T10] fib6_rule_lookup+0x456/0x630 [ 3561.377247][ T10] ip6_route_input+0x59c/0xa50 [ 3561.377247][ T10] ipv6_rcv+0x397/0x810 [ 3561.377247][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3561.377247][ T10] process_backlog+0x101/0x620 [ 3561.377247][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3561.377247][ T10] net_rx_action+0x495/0xbe0 [ 3561.377247][ T10] __do_softirq+0x1b5/0x7f6 [ 3561.377247][ T10] [ 3561.378911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.378911][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.378911][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.378911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.378911][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3561.378911][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3561.378911][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3561.378911][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3561.378911][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3561.378911][ T10] addrconf_dad_begin+0x310/0x670 [ 3561.378911][ T10] addrconf_dad_work+0x10b/0xab0 [ 3561.378911][ T10] process_one_work+0x84d/0x18a0 [ 3561.378911][ T10] worker_thread+0x587/0xd30 [ 3561.378911][ T10] kthread+0x28a/0x350 [ 3561.378911][ T10] ret_from_fork+0x31/0x70 [ 3561.378911][ T10] ret_from_fork_asm+0x1a/0x30 [ 3561.378911][ T10] [ 3561.380828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.380828][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.380828][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.380828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.380828][ T10] ip6_route_add+0x1c/0x140 [ 3561.380828][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3561.380828][ T10] inet6_addr_add+0x4f8/0xa40 [ 3561.380828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.380828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.380828][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.380828][ T10] netlink_unicast+0x449/0x710 [ 3561.380828][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.380828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.380828][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.380828][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.380828][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.380828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.380828][ T10] [ 3561.382823][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.382823][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.382823][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.382823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.382823][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3561.382823][ T10] ipv6_add_addr+0x411/0x2000 [ 3561.382823][ T10] inet6_addr_add+0x30e/0xa40 [ 3561.382823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.382823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.382823][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.382823][ T10] netlink_unicast+0x449/0x710 [ 3561.382823][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.382823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.382823][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.382823][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.382823][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.382823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.382823][ T10] [ 3561.384825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.384825][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.384825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.384825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.384825][ T10] ip6_route_add+0x1c/0x140 [ 3561.384825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3561.384825][ T10] addrconf_add_dev+0xe2/0x170 [ 3561.384825][ T10] inet6_addr_add+0x12f/0xa40 [ 3561.384825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.384825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.384825][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.384825][ T10] netlink_unicast+0x449/0x710 [ 3561.384825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.384825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.384825][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.384825][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.384825][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.384825][ T10] [ 3561.386796][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.386796][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3561.386796][ T10] ipv6_find_idev+0x102/0x170 [ 3561.386796][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.386796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.386796][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.386796][ T10] netlink_unicast+0x449/0x710 [ 3561.386796][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.386796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.386796][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.386796][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.386796][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.386796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.386796][ T10] [ 3561.388369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3561.388369][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3561.388369][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3561.388369][ T10] ipv6_find_idev+0x102/0x170 [ 3561.388369][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.388369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.388369][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.388369][ T10] netlink_unicast+0x449/0x710 [ 3561.388369][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.388369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.388369][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.388369][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.388369][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.388369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.388369][ T10] [ 3561.390091][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3561.390371][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3561.390371][ T10] dst_init+0x84/0x4a0 [ 3561.390371][ T10] dst_alloc+0x97/0x150 [ 3561.390371][ T10] ip6_dst_alloc+0x23/0x90 [ 3561.390371][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3561.390371][ T10] ip6_pol_route+0x56f/0x840 [ 3561.390371][ T10] fib6_rule_lookup+0x456/0x630 [ 3561.390371][ T10] ip6_route_input+0x59c/0xa50 [ 3561.390371][ T10] ipv6_rcv+0x397/0x810 [ 3561.390371][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3561.390371][ T10] process_backlog+0x101/0x620 [ 3561.390371][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3561.390371][ T10] net_rx_action+0x495/0xbe0 [ 3561.390371][ T10] __do_softirq+0x1b5/0x7f6 [ 3561.390371][ T10] [ 3561.392012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.392012][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3561.392012][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3561.392012][ T10] fib6_nh_init+0xa22/0x1580 [ 3561.392012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.392012][ T10] ip6_route_add+0x1c/0x140 [ 3561.392012][ T10] inet6_rtm_newroute+0x104/0x110 [ 3561.392012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.392012][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.392012][ T10] netlink_unicast+0x449/0x710 [ 3561.392012][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.392012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.392012][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.392012][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.392012][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.392012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.392012][ T10] [ 3561.393901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.393901][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.393901][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.393901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.393901][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3561.393901][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3561.393901][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3561.393901][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3561.393901][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3561.393901][ T10] addrconf_dad_begin+0x310/0x670 [ 3561.393901][ T10] addrconf_dad_work+0x10b/0xab0 [ 3561.393901][ T10] process_one_work+0x84d/0x18a0 [ 3561.393901][ T10] worker_thread+0x587/0xd30 [ 3561.393901][ T10] kthread+0x28a/0x350 [ 3561.393901][ T10] ret_from_fork+0x31/0x70 [ 3561.393901][ T10] ret_from_fork_asm+0x1a/0x30 [ 3561.393901][ T10] [ 3561.395822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.395822][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.395822][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.395822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.395822][ T10] ip6_route_add+0x1c/0x140 [ 3561.395822][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3561.395822][ T10] inet6_addr_add+0x4f8/0xa40 [ 3561.395822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.395822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.395822][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.395822][ T10] netlink_unicast+0x449/0x710 [ 3561.395822][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.395822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.395822][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.395822][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.395822][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.395822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.395822][ T10] [ 3561.397822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.397822][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.397822][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.397822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.397822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3561.397822][ T10] ipv6_add_addr+0x411/0x2000 [ 3561.397822][ T10] inet6_addr_add+0x30e/0xa40 [ 3561.397822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.397822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.397822][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.397822][ T10] netlink_unicast+0x449/0x710 [ 3561.397822][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.397822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.397822][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.397822][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.397822][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.397822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.397822][ T10] [ 3561.399845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.399845][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.399845][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.399845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.399845][ T10] ip6_route_add+0x1c/0x140 [ 3561.399845][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3561.399845][ T10] addrconf_add_dev+0xe2/0x170 [ 3561.399845][ T10] inet6_addr_add+0x12f/0xa40 [ 3561.399845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.399845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.399845][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.399845][ T10] netlink_unicast+0x449/0x710 [ 3561.399845][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.399845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.399845][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.399845][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.399845][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.399845][ T10] [ 3561.401991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.401991][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3561.401991][ T10] ipv6_find_idev+0x102/0x170 [ 3561.401991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.401991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.401991][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.401991][ T10] netlink_unicast+0x449/0x710 [ 3561.401991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.401991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.401991][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.401991][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.401991][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.401991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.401991][ T10] [ 3561.403709][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3561.403709][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3561.403709][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3561.403709][ T10] ipv6_find_idev+0x102/0x170 [ 3561.403709][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.403709][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.403709][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.403709][ T10] netlink_unicast+0x449/0x710 [ 3561.403709][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.403709][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.403709][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.403709][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.403709][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.403709][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.403709][ T10] [ 3561.405624][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3561.405892][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3561.405892][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.405892][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.405892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.405892][ T10] ip6_route_add+0x1c/0x140 [ 3561.405892][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3561.405892][ T10] inet6_addr_add+0x4f8/0xa40 [ 3561.405892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.405892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.405892][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.405892][ T10] netlink_unicast+0x449/0x710 [ 3561.405892][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.405892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.405892][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.405892][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.405892][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.405892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.405892][ T10] [ 3561.408132][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3561.408132][ T10] netdev_get_by_index+0x5e/0x80 [ 3561.408132][ T10] fib6_nh_init+0x3d8/0x1580 [ 3561.408132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3561.408132][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3561.408132][ T10] ipv6_add_addr+0x411/0x2000 [ 3561.408132][ T10] inet6_addr_add+0x30e/0xa40 [ 3561.408132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3561.408132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.408132][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.408132][ T10] netlink_unicast+0x449/0x710 [ 3561.408132][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.408132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.408132][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.408132][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.408132][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.408132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.408132][ T10] [ 3561.410375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3561.410375][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3561.410375][ T10] ipv6_find_idev+0x102/0x170 [ 3561.410375][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.410375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.410375][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.410375][ T10] netlink_unicast+0x449/0x710 [ 3561.410375][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.410375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.410375][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.410375][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.410375][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.410375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.410375][ T10] [ 3561.412203][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3561.412203][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3561.412203][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3561.412203][ T10] ipv6_find_idev+0x102/0x170 [ 3561.412203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3561.412203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3561.412203][ T10] netlink_rcv_skb+0x130/0x360 [ 3561.412203][ T10] netlink_unicast+0x449/0x710 [ 3561.412203][ T10] netlink_sendmsg+0x723/0xbe0 [ 3561.412203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3561.412203][ T10] ___sys_sendmsg+0xee/0x170 [ 3561.412203][ T10] __sys_sendmsg+0xcd/0x170 [ 3561.412203][ T10] do_syscall_64+0xc6/0x1e0 [ 3561.412203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3561.412203][ T10] [ 3571.654925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3571.655407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.655407][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3571.655407][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3571.655407][ T10] fib6_nh_init+0xa22/0x1580 [ 3571.655407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.655407][ T10] ip6_route_add+0x1c/0x140 [ 3571.655407][ T10] inet6_rtm_newroute+0x104/0x110 [ 3571.655407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.655407][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.655407][ T10] netlink_unicast+0x449/0x710 [ 3571.655407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.655407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.655407][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.655407][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.655407][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.655407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.655407][ T10] [ 3571.657435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.657435][ T10] dst_init+0x84/0x4a0 [ 3571.657435][ T10] dst_alloc+0x97/0x150 [ 3571.657435][ T10] ip6_dst_alloc+0x23/0x90 [ 3571.657435][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3571.657435][ T10] ip6_pol_route+0x56f/0x840 [ 3571.657435][ T10] fib6_rule_lookup+0x456/0x630 [ 3571.657435][ T10] ip6_route_input+0x59c/0xa50 [ 3571.657435][ T10] ipv6_rcv+0x397/0x810 [ 3571.657435][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3571.657435][ T10] process_backlog+0x101/0x620 [ 3571.657435][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3571.657435][ T10] net_rx_action+0x495/0xbe0 [ 3571.657435][ T10] __do_softirq+0x1b5/0x7f6 [ 3571.657435][ T10] [ 3571.659123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.659123][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.659123][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.659123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.659123][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3571.659123][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3571.659123][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3571.659123][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3571.659123][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3571.659123][ T10] addrconf_dad_begin+0x310/0x670 [ 3571.659123][ T10] addrconf_dad_work+0x10b/0xab0 [ 3571.659123][ T10] process_one_work+0x84d/0x18a0 [ 3571.659123][ T10] worker_thread+0x587/0xd30 [ 3571.659123][ T10] kthread+0x28a/0x350 [ 3571.659123][ T10] ret_from_fork+0x31/0x70 [ 3571.659123][ T10] ret_from_fork_asm+0x1a/0x30 [ 3571.659123][ T10] [ 3571.661074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.661074][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.661074][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.661074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.661074][ T10] ip6_route_add+0x1c/0x140 [ 3571.661074][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3571.661074][ T10] inet6_addr_add+0x4f8/0xa40 [ 3571.661074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.661074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.661074][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.661074][ T10] netlink_unicast+0x449/0x710 [ 3571.661074][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.661074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.661074][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.661074][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.661074][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.661074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.661074][ T10] [ 3571.663113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.663113][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.663113][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.663113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.663113][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3571.663113][ T10] ipv6_add_addr+0x411/0x2000 [ 3571.663113][ T10] inet6_addr_add+0x30e/0xa40 [ 3571.663113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.663113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.663113][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.663113][ T10] netlink_unicast+0x449/0x710 [ 3571.663113][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.663113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.663113][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.663113][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.663113][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.663113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.663113][ T10] [ 3571.665131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.665131][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.665131][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.665131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.665131][ T10] ip6_route_add+0x1c/0x140 [ 3571.665131][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3571.665131][ T10] addrconf_add_dev+0xe2/0x170 [ 3571.665131][ T10] inet6_addr_add+0x12f/0xa40 [ 3571.665131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.665131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.665131][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.665131][ T10] netlink_unicast+0x449/0x710 [ 3571.665131][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.665131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.665131][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.665131][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.665131][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.665131][ T10] [ 3571.667104][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.667104][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3571.667104][ T10] ipv6_find_idev+0x102/0x170 [ 3571.667104][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.667104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.667104][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.667104][ T10] netlink_unicast+0x449/0x710 [ 3571.667104][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.667104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.667104][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.667104][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.667104][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.667104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.667104][ T10] [ 3571.668661][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3571.668661][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3571.668661][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3571.668661][ T10] ipv6_find_idev+0x102/0x170 [ 3571.668661][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.668661][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.668661][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.668661][ T10] netlink_unicast+0x449/0x710 [ 3571.668661][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.668661][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.668661][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.668661][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.668661][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.668661][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.668661][ T10] [ 3571.670375][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3571.670653][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3571.670653][ T10] dst_init+0x84/0x4a0 [ 3571.670653][ T10] dst_alloc+0x97/0x150 [ 3571.670653][ T10] ip6_dst_alloc+0x23/0x90 [ 3571.670653][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3571.670653][ T10] ip6_pol_route+0x56f/0x840 [ 3571.670653][ T10] fib6_rule_lookup+0x456/0x630 [ 3571.670653][ T10] ip6_route_input+0x59c/0xa50 [ 3571.670653][ T10] ipv6_rcv+0x397/0x810 [ 3571.670653][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3571.670653][ T10] process_backlog+0x101/0x620 [ 3571.670653][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3571.670653][ T10] net_rx_action+0x495/0xbe0 [ 3571.670653][ T10] __do_softirq+0x1b5/0x7f6 [ 3571.670653][ T10] [ 3571.672289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.672289][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3571.672289][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3571.672289][ T10] fib6_nh_init+0xa22/0x1580 [ 3571.672289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.672289][ T10] ip6_route_add+0x1c/0x140 [ 3571.672289][ T10] inet6_rtm_newroute+0x104/0x110 [ 3571.672289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.672289][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.672289][ T10] netlink_unicast+0x449/0x710 [ 3571.672289][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.672289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.672289][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.672289][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.672289][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.672289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.672289][ T10] [ 3571.674173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.674173][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.674173][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.674173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.674173][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3571.674173][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3571.674173][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3571.674173][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3571.674173][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3571.674173][ T10] addrconf_dad_begin+0x310/0x670 [ 3571.674173][ T10] addrconf_dad_work+0x10b/0xab0 [ 3571.674173][ T10] process_one_work+0x84d/0x18a0 [ 3571.674173][ T10] worker_thread+0x587/0xd30 [ 3571.674173][ T10] kthread+0x28a/0x350 [ 3571.674173][ T10] ret_from_fork+0x31/0x70 [ 3571.674173][ T10] ret_from_fork_asm+0x1a/0x30 [ 3571.674173][ T10] [ 3571.676085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.676085][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.676085][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.676085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.676085][ T10] ip6_route_add+0x1c/0x140 [ 3571.676085][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3571.676085][ T10] inet6_addr_add+0x4f8/0xa40 [ 3571.676085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.676085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.676085][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.676085][ T10] netlink_unicast+0x449/0x710 [ 3571.676085][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.676085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.676085][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.676085][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.676085][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.676085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.676085][ T10] [ 3571.678095][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.678095][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.678095][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.678095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.678095][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3571.678095][ T10] ipv6_add_addr+0x411/0x2000 [ 3571.678095][ T10] inet6_addr_add+0x30e/0xa40 [ 3571.678095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.678095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.678095][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.678095][ T10] netlink_unicast+0x449/0x710 [ 3571.678095][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.678095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.678095][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.678095][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.678095][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.678095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.678095][ T10] [ 3571.680115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.680115][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.680115][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.680115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.680115][ T10] ip6_route_add+0x1c/0x140 [ 3571.680115][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3571.680115][ T10] addrconf_add_dev+0xe2/0x170 [ 3571.680115][ T10] inet6_addr_add+0x12f/0xa40 [ 3571.680115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.680115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.680115][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.680115][ T10] netlink_unicast+0x449/0x710 [ 3571.680115][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.680115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.680115][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.680115][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.680115][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.680115][ T10] [ 3571.682258][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.682258][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3571.682258][ T10] ipv6_find_idev+0x102/0x170 [ 3571.682258][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.682258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.682258][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.682258][ T10] netlink_unicast+0x449/0x710 [ 3571.682258][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.682258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.682258][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.682258][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.682258][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.682258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.682258][ T10] [ 3571.684038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3571.684038][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3571.684038][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3571.684038][ T10] ipv6_find_idev+0x102/0x170 [ 3571.684038][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.684038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.684038][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.684038][ T10] netlink_unicast+0x449/0x710 [ 3571.684038][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.684038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.684038][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.684038][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.684038][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.684038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.684038][ T10] [ 3571.685899][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3571.686139][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3571.686139][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.686139][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.686139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.686139][ T10] ip6_route_add+0x1c/0x140 [ 3571.686139][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3571.686139][ T10] inet6_addr_add+0x4f8/0xa40 [ 3571.686139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.686139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.686139][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.686139][ T10] netlink_unicast+0x449/0x710 [ 3571.686139][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.686139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.686139][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.686139][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.686139][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.686139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.686139][ T10] [ 3571.688364][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3571.688364][ T10] netdev_get_by_index+0x5e/0x80 [ 3571.688364][ T10] fib6_nh_init+0x3d8/0x1580 [ 3571.688364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3571.688364][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3571.688364][ T10] ipv6_add_addr+0x411/0x2000 [ 3571.688364][ T10] inet6_addr_add+0x30e/0xa40 [ 3571.688364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3571.688364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.688364][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.688364][ T10] netlink_unicast+0x449/0x710 [ 3571.688364][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.688364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.688364][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.688364][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.688364][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.688364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.688364][ T10] [ 3571.690622][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3571.690622][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3571.690622][ T10] ipv6_find_idev+0x102/0x170 [ 3571.690622][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.690622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.690622][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.690622][ T10] netlink_unicast+0x449/0x710 [ 3571.690622][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.690622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.690622][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.690622][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.690622][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.690622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.690622][ T10] [ 3571.692391][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3571.692391][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3571.692391][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3571.692391][ T10] ipv6_find_idev+0x102/0x170 [ 3571.692391][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3571.692391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3571.692391][ T10] netlink_rcv_skb+0x130/0x360 [ 3571.692391][ T10] netlink_unicast+0x449/0x710 [ 3571.692391][ T10] netlink_sendmsg+0x723/0xbe0 [ 3571.692391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3571.692391][ T10] ___sys_sendmsg+0xee/0x170 [ 3571.692391][ T10] __sys_sendmsg+0xcd/0x170 [ 3571.692391][ T10] do_syscall_64+0xc6/0x1e0 [ 3571.692391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3571.692391][ T10] [ 3581.934895][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3581.935287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.935287][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3581.935287][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3581.935287][ T10] fib6_nh_init+0xa22/0x1580 [ 3581.935287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.935287][ T10] ip6_route_add+0x1c/0x140 [ 3581.935287][ T10] inet6_rtm_newroute+0x104/0x110 [ 3581.935287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.935287][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.935287][ T10] netlink_unicast+0x449/0x710 [ 3581.935287][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.935287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.935287][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.935287][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.935287][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.935287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.935287][ T10] [ 3581.937217][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.937217][ T10] dst_init+0x84/0x4a0 [ 3581.937217][ T10] dst_alloc+0x97/0x150 [ 3581.937217][ T10] ip6_dst_alloc+0x23/0x90 [ 3581.937217][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3581.937217][ T10] ip6_pol_route+0x56f/0x840 [ 3581.937217][ T10] fib6_rule_lookup+0x456/0x630 [ 3581.937217][ T10] ip6_route_input+0x59c/0xa50 [ 3581.937217][ T10] ipv6_rcv+0x397/0x810 [ 3581.937217][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3581.937217][ T10] process_backlog+0x101/0x620 [ 3581.937217][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3581.937217][ T10] net_rx_action+0x495/0xbe0 [ 3581.937217][ T10] __do_softirq+0x1b5/0x7f6 [ 3581.937217][ T10] [ 3581.938897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.938897][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.938897][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.938897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.938897][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3581.938897][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3581.938897][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3581.938897][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3581.938897][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3581.938897][ T10] addrconf_dad_begin+0x310/0x670 [ 3581.938897][ T10] addrconf_dad_work+0x10b/0xab0 [ 3581.938897][ T10] process_one_work+0x84d/0x18a0 [ 3581.938897][ T10] worker_thread+0x587/0xd30 [ 3581.938897][ T10] kthread+0x28a/0x350 [ 3581.938897][ T10] ret_from_fork+0x31/0x70 [ 3581.938897][ T10] ret_from_fork_asm+0x1a/0x30 [ 3581.938897][ T10] [ 3581.940813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.940813][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.940813][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.940813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.940813][ T10] ip6_route_add+0x1c/0x140 [ 3581.940813][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3581.940813][ T10] inet6_addr_add+0x4f8/0xa40 [ 3581.940813][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.940813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.940813][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.940813][ T10] netlink_unicast+0x449/0x710 [ 3581.940813][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.940813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.940813][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.940813][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.940813][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.940813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.940813][ T10] [ 3581.942822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.942822][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.942822][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.942822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.942822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3581.942822][ T10] ipv6_add_addr+0x411/0x2000 [ 3581.942822][ T10] inet6_addr_add+0x30e/0xa40 [ 3581.942822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.942822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.942822][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.942822][ T10] netlink_unicast+0x449/0x710 [ 3581.942822][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.942822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.942822][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.942822][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.942822][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.942822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.942822][ T10] [ 3581.944827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.944827][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.944827][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.944827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.944827][ T10] ip6_route_add+0x1c/0x140 [ 3581.944827][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3581.944827][ T10] addrconf_add_dev+0xe2/0x170 [ 3581.944827][ T10] inet6_addr_add+0x12f/0xa40 [ 3581.944827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.944827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.944827][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.944827][ T10] netlink_unicast+0x449/0x710 [ 3581.944827][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.944827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.944827][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.944827][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.944827][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.944827][ T10] [ 3581.946807][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.946807][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3581.946807][ T10] ipv6_find_idev+0x102/0x170 [ 3581.946807][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.946807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.946807][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.946807][ T10] netlink_unicast+0x449/0x710 [ 3581.946807][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.946807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.946807][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.946807][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.946807][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.946807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.946807][ T10] [ 3581.948361][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3581.948361][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3581.948361][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3581.948361][ T10] ipv6_find_idev+0x102/0x170 [ 3581.948361][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.948361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.948361][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.948361][ T10] netlink_unicast+0x449/0x710 [ 3581.948361][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.948361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.948361][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.948361][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.948361][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.948361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.948361][ T10] [ 3581.950075][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3581.950353][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3581.950353][ T10] dst_init+0x84/0x4a0 [ 3581.950353][ T10] dst_alloc+0x97/0x150 [ 3581.950353][ T10] ip6_dst_alloc+0x23/0x90 [ 3581.950353][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3581.950353][ T10] ip6_pol_route+0x56f/0x840 [ 3581.950353][ T10] fib6_rule_lookup+0x456/0x630 [ 3581.950353][ T10] ip6_route_input+0x59c/0xa50 [ 3581.950353][ T10] ipv6_rcv+0x397/0x810 [ 3581.950353][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3581.950353][ T10] process_backlog+0x101/0x620 [ 3581.950353][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3581.950353][ T10] net_rx_action+0x495/0xbe0 [ 3581.950353][ T10] __do_softirq+0x1b5/0x7f6 [ 3581.950353][ T10] [ 3581.951993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.951993][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3581.951993][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3581.951993][ T10] fib6_nh_init+0xa22/0x1580 [ 3581.951993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.951993][ T10] ip6_route_add+0x1c/0x140 [ 3581.951993][ T10] inet6_rtm_newroute+0x104/0x110 [ 3581.951993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.951993][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.951993][ T10] netlink_unicast+0x449/0x710 [ 3581.951993][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.951993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.951993][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.951993][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.951993][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.951993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.951993][ T10] [ 3581.953902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.953902][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.953902][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.953902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.953902][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3581.953902][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3581.953902][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3581.953902][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3581.953902][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3581.953902][ T10] addrconf_dad_begin+0x310/0x670 [ 3581.953902][ T10] addrconf_dad_work+0x10b/0xab0 [ 3581.953902][ T10] process_one_work+0x84d/0x18a0 [ 3581.953902][ T10] worker_thread+0x587/0xd30 [ 3581.953902][ T10] kthread+0x28a/0x350 [ 3581.953902][ T10] ret_from_fork+0x31/0x70 [ 3581.953902][ T10] ret_from_fork_asm+0x1a/0x30 [ 3581.953902][ T10] [ 3581.955826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.955826][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.955826][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.955826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.955826][ T10] ip6_route_add+0x1c/0x140 [ 3581.955826][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3581.955826][ T10] inet6_addr_add+0x4f8/0xa40 [ 3581.955826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.955826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.955826][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.955826][ T10] netlink_unicast+0x449/0x710 [ 3581.955826][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.955826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.955826][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.955826][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.955826][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.955826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.955826][ T10] [ 3581.957823][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.957823][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.957823][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.957823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.957823][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3581.957823][ T10] ipv6_add_addr+0x411/0x2000 [ 3581.957823][ T10] inet6_addr_add+0x30e/0xa40 [ 3581.957823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.957823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.957823][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.957823][ T10] netlink_unicast+0x449/0x710 [ 3581.957823][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.957823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.957823][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.957823][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.957823][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.957823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.957823][ T10] [ 3581.959831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.959831][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.959831][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.959831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.959831][ T10] ip6_route_add+0x1c/0x140 [ 3581.959831][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3581.959831][ T10] addrconf_add_dev+0xe2/0x170 [ 3581.959831][ T10] inet6_addr_add+0x12f/0xa40 [ 3581.959831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.959831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.959831][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.959831][ T10] netlink_unicast+0x449/0x710 [ 3581.959831][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.959831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.959831][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.959831][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.959831][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.959831][ T10] [ 3581.962882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.962882][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3581.962882][ T10] ipv6_find_idev+0x102/0x170 [ 3581.962882][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.962882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.962882][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.962882][ T10] netlink_unicast+0x449/0x710 [ 3581.962882][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.962882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.962882][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.962882][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.962882][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.962882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.962882][ T10] [ 3581.965682][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3581.965682][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3581.965682][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3581.965682][ T10] ipv6_find_idev+0x102/0x170 [ 3581.965682][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.965682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.965682][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.965682][ T10] netlink_unicast+0x449/0x710 [ 3581.965682][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.965682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.965682][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.965682][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.965682][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.965682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.965682][ T10] [ 3581.968759][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3581.969157][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3581.969157][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.969157][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.969157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.969157][ T10] ip6_route_add+0x1c/0x140 [ 3581.969157][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3581.969157][ T10] inet6_addr_add+0x4f8/0xa40 [ 3581.969157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.969157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.969157][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.969157][ T10] netlink_unicast+0x449/0x710 [ 3581.969157][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.969157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.969157][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.969157][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.969157][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.969157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.969157][ T10] [ 3581.972825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3581.972825][ T10] netdev_get_by_index+0x5e/0x80 [ 3581.972825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3581.972825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3581.972825][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3581.972825][ T10] ipv6_add_addr+0x411/0x2000 [ 3581.972825][ T10] inet6_addr_add+0x30e/0xa40 [ 3581.972825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3581.972825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.972825][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.972825][ T10] netlink_unicast+0x449/0x710 [ 3581.972825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.972825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.972825][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.972825][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.972825][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.972825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.972825][ T10] [ 3581.976349][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3581.976349][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3581.976349][ T10] ipv6_find_idev+0x102/0x170 [ 3581.976349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.976349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.976349][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.976349][ T10] netlink_unicast+0x449/0x710 [ 3581.976349][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.976349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.976349][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.976349][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.976349][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.976349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.976349][ T10] [ 3581.979065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3581.979065][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3581.979065][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3581.979065][ T10] ipv6_find_idev+0x102/0x170 [ 3581.979065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3581.979065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3581.979065][ T10] netlink_rcv_skb+0x130/0x360 [ 3581.979065][ T10] netlink_unicast+0x449/0x710 [ 3581.979065][ T10] netlink_sendmsg+0x723/0xbe0 [ 3581.979065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3581.979065][ T10] ___sys_sendmsg+0xee/0x170 [ 3581.979065][ T10] __sys_sendmsg+0xcd/0x170 [ 3581.979065][ T10] do_syscall_64+0xc6/0x1e0 [ 3581.979065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3581.979065][ T10] [ 3592.222934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3592.223378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.223378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3592.223378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3592.223378][ T10] fib6_nh_init+0xa22/0x1580 [ 3592.223378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.223378][ T10] ip6_route_add+0x1c/0x140 [ 3592.223378][ T10] inet6_rtm_newroute+0x104/0x110 [ 3592.223378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.223378][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.223378][ T10] netlink_unicast+0x449/0x710 [ 3592.223378][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.223378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.223378][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.223378][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.223378][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.223378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.223378][ T10] [ 3592.226655][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.226655][ T10] dst_init+0x84/0x4a0 [ 3592.226655][ T10] dst_alloc+0x97/0x150 [ 3592.226655][ T10] ip6_dst_alloc+0x23/0x90 [ 3592.226655][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3592.226655][ T10] ip6_pol_route+0x56f/0x840 [ 3592.226655][ T10] fib6_rule_lookup+0x456/0x630 [ 3592.226655][ T10] ip6_route_input+0x59c/0xa50 [ 3592.226655][ T10] ipv6_rcv+0x397/0x810 [ 3592.226655][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3592.226655][ T10] process_backlog+0x101/0x620 [ 3592.226655][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3592.226655][ T10] net_rx_action+0x495/0xbe0 [ 3592.226655][ T10] __do_softirq+0x1b5/0x7f6 [ 3592.226655][ T10] [ 3592.229428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.229428][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.229428][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.229428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.229428][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3592.229428][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3592.229428][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3592.229428][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3592.229428][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3592.229428][ T10] addrconf_dad_begin+0x310/0x670 [ 3592.229428][ T10] addrconf_dad_work+0x10b/0xab0 [ 3592.229428][ T10] process_one_work+0x84d/0x18a0 [ 3592.229428][ T10] worker_thread+0x587/0xd30 [ 3592.229428][ T10] kthread+0x28a/0x350 [ 3592.229428][ T10] ret_from_fork+0x31/0x70 [ 3592.229428][ T10] ret_from_fork_asm+0x1a/0x30 [ 3592.229428][ T10] [ 3592.232716][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.232716][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.232716][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.232716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.232716][ T10] ip6_route_add+0x1c/0x140 [ 3592.232716][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3592.232716][ T10] inet6_addr_add+0x4f8/0xa40 [ 3592.232716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.232716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.232716][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.232716][ T10] netlink_unicast+0x449/0x710 [ 3592.232716][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.232716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.232716][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.232716][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.232716][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.232716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.232716][ T10] [ 3592.236242][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.236242][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.236242][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.236242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.236242][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3592.236242][ T10] ipv6_add_addr+0x411/0x2000 [ 3592.236242][ T10] inet6_addr_add+0x30e/0xa40 [ 3592.236242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.236242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.236242][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.236242][ T10] netlink_unicast+0x449/0x710 [ 3592.236242][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.236242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.236242][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.236242][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.236242][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.236242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.236242][ T10] [ 3592.239712][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.239712][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.239712][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.239712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.239712][ T10] ip6_route_add+0x1c/0x140 [ 3592.239712][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3592.239712][ T10] addrconf_add_dev+0xe2/0x170 [ 3592.239712][ T10] inet6_addr_add+0x12f/0xa40 [ 3592.239712][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.239712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.239712][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.239712][ T10] netlink_unicast+0x449/0x710 [ 3592.239712][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.239712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.239712][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.239712][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.239712][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.239712][ T10] [ 3592.243127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.243127][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3592.243127][ T10] ipv6_find_idev+0x102/0x170 [ 3592.243127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.243127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.243127][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.243127][ T10] netlink_unicast+0x449/0x710 [ 3592.243127][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.243127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.243127][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.243127][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.243127][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.243127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.243127][ T10] [ 3592.245713][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3592.245713][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3592.245713][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3592.245713][ T10] ipv6_find_idev+0x102/0x170 [ 3592.245713][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.245713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.245713][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.245713][ T10] netlink_unicast+0x449/0x710 [ 3592.245713][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.245713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.245713][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.245713][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.245713][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.245713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.245713][ T10] [ 3592.248600][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3592.249899][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3592.249899][ T10] dst_init+0x84/0x4a0 [ 3592.249899][ T10] dst_alloc+0x97/0x150 [ 3592.249899][ T10] ip6_dst_alloc+0x23/0x90 [ 3592.249899][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3592.249899][ T10] ip6_pol_route+0x56f/0x840 [ 3592.249899][ T10] fib6_rule_lookup+0x456/0x630 [ 3592.249899][ T10] ip6_route_input+0x59c/0xa50 [ 3592.249899][ T10] ipv6_rcv+0x397/0x810 [ 3592.249899][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3592.249899][ T10] process_backlog+0x101/0x620 [ 3592.249899][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3592.249899][ T10] net_rx_action+0x495/0xbe0 [ 3592.249899][ T10] __do_softirq+0x1b5/0x7f6 [ 3592.249899][ T10] [ 3592.252532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.252532][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3592.252532][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3592.252532][ T10] fib6_nh_init+0xa22/0x1580 [ 3592.252532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.252532][ T10] ip6_route_add+0x1c/0x140 [ 3592.252532][ T10] inet6_rtm_newroute+0x104/0x110 [ 3592.252532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.252532][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.252532][ T10] netlink_unicast+0x449/0x710 [ 3592.252532][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.252532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.252532][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.252532][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.252532][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.252532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.252532][ T10] [ 3592.255689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.255689][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.255689][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.255689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.255689][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3592.255689][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3592.255689][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3592.255689][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3592.255689][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3592.255689][ T10] addrconf_dad_begin+0x310/0x670 [ 3592.255689][ T10] addrconf_dad_work+0x10b/0xab0 [ 3592.255689][ T10] process_one_work+0x84d/0x18a0 [ 3592.255689][ T10] worker_thread+0x587/0xd30 [ 3592.255689][ T10] kthread+0x28a/0x350 [ 3592.255689][ T10] ret_from_fork+0x31/0x70 [ 3592.255689][ T10] ret_from_fork_asm+0x1a/0x30 [ 3592.255689][ T10] [ 3592.258985][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.258985][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.258985][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.258985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.258985][ T10] ip6_route_add+0x1c/0x140 [ 3592.258985][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3592.258985][ T10] inet6_addr_add+0x4f8/0xa40 [ 3592.258985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.258985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.258985][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.258985][ T10] netlink_unicast+0x449/0x710 [ 3592.258985][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.258985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.258985][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.258985][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.258985][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.258985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.258985][ T10] [ 3592.262346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.262346][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.262346][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.262346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.262346][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3592.262346][ T10] ipv6_add_addr+0x411/0x2000 [ 3592.262346][ T10] inet6_addr_add+0x30e/0xa40 [ 3592.262346][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.262346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.262346][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.262346][ T10] netlink_unicast+0x449/0x710 [ 3592.262346][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.262346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.262346][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.262346][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.262346][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.262346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.262346][ T10] [ 3592.265706][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.265706][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.265706][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.265706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.265706][ T10] ip6_route_add+0x1c/0x140 [ 3592.265706][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3592.265706][ T10] addrconf_add_dev+0xe2/0x170 [ 3592.265706][ T10] inet6_addr_add+0x12f/0xa40 [ 3592.265706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.265706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.265706][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.265706][ T10] netlink_unicast+0x449/0x710 [ 3592.265706][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.265706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.265706][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.265706][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.265706][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.265706][ T10] [ 3592.269209][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.269209][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3592.269209][ T10] ipv6_find_idev+0x102/0x170 [ 3592.269209][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.269209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.269209][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.269209][ T10] netlink_unicast+0x449/0x710 [ 3592.269209][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.269209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.269209][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.269209][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.269209][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.269209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.269209][ T10] [ 3592.272286][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3592.272286][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3592.272286][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3592.272286][ T10] ipv6_find_idev+0x102/0x170 [ 3592.272286][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.272286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.272286][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.272286][ T10] netlink_unicast+0x449/0x710 [ 3592.272286][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.272286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.272286][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.272286][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.272286][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.272286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.272286][ T10] [ 3592.275274][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3592.276224][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3592.276224][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.276224][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.276224][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.276224][ T10] ip6_route_add+0x1c/0x140 [ 3592.276224][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3592.276224][ T10] inet6_addr_add+0x4f8/0xa40 [ 3592.276224][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.276224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.276224][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.276224][ T10] netlink_unicast+0x449/0x710 [ 3592.276224][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.276224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.276224][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.276224][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.276224][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.276224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.276224][ T10] [ 3592.280017][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3592.280017][ T10] netdev_get_by_index+0x5e/0x80 [ 3592.280017][ T10] fib6_nh_init+0x3d8/0x1580 [ 3592.280017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3592.280017][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3592.280017][ T10] ipv6_add_addr+0x411/0x2000 [ 3592.280017][ T10] inet6_addr_add+0x30e/0xa40 [ 3592.280017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3592.280017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.280017][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.280017][ T10] netlink_unicast+0x449/0x710 [ 3592.280017][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.280017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.280017][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.280017][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.280017][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.280017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.280017][ T10] [ 3592.283826][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3592.283826][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3592.283826][ T10] ipv6_find_idev+0x102/0x170 [ 3592.283826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.283826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.283826][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.283826][ T10] netlink_unicast+0x449/0x710 [ 3592.283826][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.283826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.283826][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.283826][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.283826][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.283826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.283826][ T10] [ 3592.286853][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3592.286853][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3592.286853][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3592.286853][ T10] ipv6_find_idev+0x102/0x170 [ 3592.286853][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3592.286853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3592.286853][ T10] netlink_rcv_skb+0x130/0x360 [ 3592.286853][ T10] netlink_unicast+0x449/0x710 [ 3592.286853][ T10] netlink_sendmsg+0x723/0xbe0 [ 3592.286853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3592.286853][ T10] ___sys_sendmsg+0xee/0x170 [ 3592.286853][ T10] __sys_sendmsg+0xcd/0x170 [ 3592.286853][ T10] do_syscall_64+0xc6/0x1e0 [ 3592.286853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3592.286853][ T10] [ 3602.527007][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3602.527434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.527434][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3602.527434][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3602.527434][ T10] fib6_nh_init+0xa22/0x1580 [ 3602.527434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.527434][ T10] ip6_route_add+0x1c/0x140 [ 3602.527434][ T10] inet6_rtm_newroute+0x104/0x110 [ 3602.527434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.527434][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.527434][ T10] netlink_unicast+0x449/0x710 [ 3602.527434][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.527434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.527434][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.527434][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.527434][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.527434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.527434][ T10] [ 3602.529390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.529390][ T10] dst_init+0x84/0x4a0 [ 3602.529390][ T10] dst_alloc+0x97/0x150 [ 3602.529390][ T10] ip6_dst_alloc+0x23/0x90 [ 3602.529390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3602.529390][ T10] ip6_pol_route+0x56f/0x840 [ 3602.529390][ T10] fib6_rule_lookup+0x456/0x630 [ 3602.529390][ T10] ip6_route_input+0x59c/0xa50 [ 3602.529390][ T10] ipv6_rcv+0x397/0x810 [ 3602.529390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3602.529390][ T10] process_backlog+0x101/0x620 [ 3602.529390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3602.529390][ T10] net_rx_action+0x495/0xbe0 [ 3602.529390][ T10] __do_softirq+0x1b5/0x7f6 [ 3602.529390][ T10] [ 3602.531068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.531068][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.531068][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.531068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.531068][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3602.531068][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3602.531068][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3602.531068][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3602.531068][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3602.531068][ T10] addrconf_dad_begin+0x310/0x670 [ 3602.531068][ T10] addrconf_dad_work+0x10b/0xab0 [ 3602.531068][ T10] process_one_work+0x84d/0x18a0 [ 3602.531068][ T10] worker_thread+0x587/0xd30 [ 3602.531068][ T10] kthread+0x28a/0x350 [ 3602.531068][ T10] ret_from_fork+0x31/0x70 [ 3602.531068][ T10] ret_from_fork_asm+0x1a/0x30 [ 3602.531068][ T10] [ 3602.533015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.533015][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.533015][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.533015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.533015][ T10] ip6_route_add+0x1c/0x140 [ 3602.533015][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3602.533015][ T10] inet6_addr_add+0x4f8/0xa40 [ 3602.533015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.533015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.533015][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.533015][ T10] netlink_unicast+0x449/0x710 [ 3602.533015][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.533015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.533015][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.533015][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.533015][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.533015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.533015][ T10] [ 3602.535054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.535054][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.535054][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.535054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.535054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3602.535054][ T10] ipv6_add_addr+0x411/0x2000 [ 3602.535054][ T10] inet6_addr_add+0x30e/0xa40 [ 3602.535054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.535054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.535054][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.535054][ T10] netlink_unicast+0x449/0x710 [ 3602.535054][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.535054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.535054][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.535054][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.535054][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.535054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.535054][ T10] [ 3602.537105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.537105][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.537105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.537105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.537105][ T10] ip6_route_add+0x1c/0x140 [ 3602.537105][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3602.537105][ T10] addrconf_add_dev+0xe2/0x170 [ 3602.537105][ T10] inet6_addr_add+0x12f/0xa40 [ 3602.537105][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.537105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.537105][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.537105][ T10] netlink_unicast+0x449/0x710 [ 3602.537105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.537105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.537105][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.537105][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.537105][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.537105][ T10] [ 3602.539133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.539133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3602.539133][ T10] ipv6_find_idev+0x102/0x170 [ 3602.539133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.539133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.539133][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.539133][ T10] netlink_unicast+0x449/0x710 [ 3602.539133][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.539133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.539133][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.539133][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.539133][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.539133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.539133][ T10] [ 3602.540719][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3602.540719][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3602.540719][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3602.540719][ T10] ipv6_find_idev+0x102/0x170 [ 3602.540719][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.540719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.540719][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.540719][ T10] netlink_unicast+0x449/0x710 [ 3602.540719][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.540719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.540719][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.540719][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.540719][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.540719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.540719][ T10] [ 3602.542470][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3602.542774][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3602.542774][ T10] dst_init+0x84/0x4a0 [ 3602.542774][ T10] dst_alloc+0x97/0x150 [ 3602.542774][ T10] ip6_dst_alloc+0x23/0x90 [ 3602.542774][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3602.542774][ T10] ip6_pol_route+0x56f/0x840 [ 3602.542774][ T10] fib6_rule_lookup+0x456/0x630 [ 3602.542774][ T10] ip6_route_input+0x59c/0xa50 [ 3602.542774][ T10] ipv6_rcv+0x397/0x810 [ 3602.542774][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3602.542774][ T10] process_backlog+0x101/0x620 [ 3602.542774][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3602.542774][ T10] net_rx_action+0x495/0xbe0 [ 3602.542774][ T10] __do_softirq+0x1b5/0x7f6 [ 3602.542774][ T10] [ 3602.544462][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.544462][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3602.544462][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3602.544462][ T10] fib6_nh_init+0xa22/0x1580 [ 3602.544462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.544462][ T10] ip6_route_add+0x1c/0x140 [ 3602.544462][ T10] inet6_rtm_newroute+0x104/0x110 [ 3602.544462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.544462][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.544462][ T10] netlink_unicast+0x449/0x710 [ 3602.544462][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.544462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.544462][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.544462][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.544462][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.544462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.544462][ T10] [ 3602.546375][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.546375][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.546375][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.546375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.546375][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3602.546375][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3602.546375][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3602.546375][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3602.546375][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3602.546375][ T10] addrconf_dad_begin+0x310/0x670 [ 3602.546375][ T10] addrconf_dad_work+0x10b/0xab0 [ 3602.546375][ T10] process_one_work+0x84d/0x18a0 [ 3602.546375][ T10] worker_thread+0x587/0xd30 [ 3602.546375][ T10] kthread+0x28a/0x350 [ 3602.546375][ T10] ret_from_fork+0x31/0x70 [ 3602.546375][ T10] ret_from_fork_asm+0x1a/0x30 [ 3602.546375][ T10] [ 3602.548336][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.548336][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.548336][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.548336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.548336][ T10] ip6_route_add+0x1c/0x140 [ 3602.548336][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3602.548336][ T10] inet6_addr_add+0x4f8/0xa40 [ 3602.548336][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.548336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.548336][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.548336][ T10] netlink_unicast+0x449/0x710 [ 3602.548336][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.548336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.548336][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.548336][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.548336][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.548336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.548336][ T10] [ 3602.550370][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.550370][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.550370][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.550370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.550370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3602.550370][ T10] ipv6_add_addr+0x411/0x2000 [ 3602.550370][ T10] inet6_addr_add+0x30e/0xa40 [ 3602.550370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.550370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.550370][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.550370][ T10] netlink_unicast+0x449/0x710 [ 3602.550370][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.550370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.550370][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.550370][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.550370][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.550370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.550370][ T10] [ 3602.552406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.552406][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.552406][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.552406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.552406][ T10] ip6_route_add+0x1c/0x140 [ 3602.552406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3602.552406][ T10] addrconf_add_dev+0xe2/0x170 [ 3602.552406][ T10] inet6_addr_add+0x12f/0xa40 [ 3602.552406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.552406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.552406][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.552406][ T10] netlink_unicast+0x449/0x710 [ 3602.552406][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.552406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.552406][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.552406][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.552406][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.552406][ T10] [ 3602.554532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.554532][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3602.554532][ T10] ipv6_find_idev+0x102/0x170 [ 3602.554532][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.554532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.554532][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.554532][ T10] netlink_unicast+0x449/0x710 [ 3602.554532][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.554532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.554532][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.554532][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.554532][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.554532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.554532][ T10] [ 3602.556284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3602.556284][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3602.556284][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3602.556284][ T10] ipv6_find_idev+0x102/0x170 [ 3602.556284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.556284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.556284][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.556284][ T10] netlink_unicast+0x449/0x710 [ 3602.556284][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.556284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.556284][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.556284][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.556284][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.556284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.556284][ T10] [ 3602.558305][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3602.558580][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3602.558580][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.558580][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.558580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.558580][ T10] ip6_route_add+0x1c/0x140 [ 3602.558580][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3602.558580][ T10] inet6_addr_add+0x4f8/0xa40 [ 3602.558580][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.558580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.558580][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.558580][ T10] netlink_unicast+0x449/0x710 [ 3602.558580][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.558580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.558580][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.558580][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.558580][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.558580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.558580][ T10] [ 3602.560852][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3602.560852][ T10] netdev_get_by_index+0x5e/0x80 [ 3602.560852][ T10] fib6_nh_init+0x3d8/0x1580 [ 3602.560852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3602.560852][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3602.560852][ T10] ipv6_add_addr+0x411/0x2000 [ 3602.560852][ T10] inet6_addr_add+0x30e/0xa40 [ 3602.560852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3602.560852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.560852][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.560852][ T10] netlink_unicast+0x449/0x710 [ 3602.560852][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.560852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.560852][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.560852][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.560852][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.560852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.560852][ T10] [ 3602.563125][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3602.563125][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3602.563125][ T10] ipv6_find_idev+0x102/0x170 [ 3602.563125][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.563125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.563125][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.563125][ T10] netlink_unicast+0x449/0x710 [ 3602.563125][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.563125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.563125][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.563125][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.563125][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.563125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.563125][ T10] [ 3602.565419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3602.565419][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3602.565419][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3602.565419][ T10] ipv6_find_idev+0x102/0x170 [ 3602.565419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3602.565419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3602.565419][ T10] netlink_rcv_skb+0x130/0x360 [ 3602.565419][ T10] netlink_unicast+0x449/0x710 [ 3602.565419][ T10] netlink_sendmsg+0x723/0xbe0 [ 3602.565419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3602.565419][ T10] ___sys_sendmsg+0xee/0x170 [ 3602.565419][ T10] __sys_sendmsg+0xcd/0x170 [ 3602.565419][ T10] do_syscall_64+0xc6/0x1e0 [ 3602.565419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3602.565419][ T10] [ 3612.798992][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3612.799476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.799476][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3612.799476][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3612.799476][ T10] fib6_nh_init+0xa22/0x1580 [ 3612.799476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.799476][ T10] ip6_route_add+0x1c/0x140 [ 3612.799476][ T10] inet6_rtm_newroute+0x104/0x110 [ 3612.799476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.799476][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.799476][ T10] netlink_unicast+0x449/0x710 [ 3612.799476][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.799476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.799476][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.799476][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.799476][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.799476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.799476][ T10] [ 3612.801832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.801832][ T10] dst_init+0x84/0x4a0 [ 3612.801832][ T10] dst_alloc+0x97/0x150 [ 3612.801832][ T10] ip6_dst_alloc+0x23/0x90 [ 3612.801832][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3612.801832][ T10] ip6_pol_route+0x56f/0x840 [ 3612.801832][ T10] fib6_rule_lookup+0x456/0x630 [ 3612.801832][ T10] ip6_route_input+0x59c/0xa50 [ 3612.801832][ T10] ipv6_rcv+0x397/0x810 [ 3612.801832][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3612.801832][ T10] process_backlog+0x101/0x620 [ 3612.801832][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3612.801832][ T10] net_rx_action+0x495/0xbe0 [ 3612.801832][ T10] __do_softirq+0x1b5/0x7f6 [ 3612.801832][ T10] [ 3612.803856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.803856][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.803856][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.803856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.803856][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3612.803856][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3612.803856][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3612.803856][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3612.803856][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3612.803856][ T10] addrconf_dad_begin+0x310/0x670 [ 3612.803856][ T10] addrconf_dad_work+0x10b/0xab0 [ 3612.803856][ T10] process_one_work+0x84d/0x18a0 [ 3612.803856][ T10] worker_thread+0x587/0xd30 [ 3612.803856][ T10] kthread+0x28a/0x350 [ 3612.803856][ T10] ret_from_fork+0x31/0x70 [ 3612.803856][ T10] ret_from_fork_asm+0x1a/0x30 [ 3612.803856][ T10] [ 3612.806206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.806206][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.806206][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.806206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.806206][ T10] ip6_route_add+0x1c/0x140 [ 3612.806206][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3612.806206][ T10] inet6_addr_add+0x4f8/0xa40 [ 3612.806206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.806206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.806206][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.806206][ T10] netlink_unicast+0x449/0x710 [ 3612.806206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.806206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.806206][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.806206][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.806206][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.806206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.806206][ T10] [ 3612.808686][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.808686][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.808686][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.808686][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.808686][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3612.808686][ T10] ipv6_add_addr+0x411/0x2000 [ 3612.808686][ T10] inet6_addr_add+0x30e/0xa40 [ 3612.808686][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.808686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.808686][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.808686][ T10] netlink_unicast+0x449/0x710 [ 3612.808686][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.808686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.808686][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.808686][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.808686][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.808686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.808686][ T10] [ 3612.811150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.811150][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.811150][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.811150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.811150][ T10] ip6_route_add+0x1c/0x140 [ 3612.811150][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3612.811150][ T10] addrconf_add_dev+0xe2/0x170 [ 3612.811150][ T10] inet6_addr_add+0x12f/0xa40 [ 3612.811150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.811150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.811150][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.811150][ T10] netlink_unicast+0x449/0x710 [ 3612.811150][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.811150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.811150][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.811150][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.811150][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.811150][ T10] [ 3612.813567][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.813567][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3612.813567][ T10] ipv6_find_idev+0x102/0x170 [ 3612.813567][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.813567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.813567][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.813567][ T10] netlink_unicast+0x449/0x710 [ 3612.813567][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.813567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.813567][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.813567][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.813567][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.813567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.813567][ T10] [ 3612.815467][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3612.815467][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3612.815467][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3612.815467][ T10] ipv6_find_idev+0x102/0x170 [ 3612.815467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.815467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.815467][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.815467][ T10] netlink_unicast+0x449/0x710 [ 3612.815467][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.815467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.815467][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.815467][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.815467][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.815467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.815467][ T10] [ 3612.817568][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3612.817921][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3612.817921][ T10] dst_init+0x84/0x4a0 [ 3612.817921][ T10] dst_alloc+0x97/0x150 [ 3612.817921][ T10] ip6_dst_alloc+0x23/0x90 [ 3612.817921][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3612.817921][ T10] ip6_pol_route+0x56f/0x840 [ 3612.817921][ T10] fib6_rule_lookup+0x456/0x630 [ 3612.817921][ T10] ip6_route_input+0x59c/0xa50 [ 3612.817921][ T10] ipv6_rcv+0x397/0x810 [ 3612.817921][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3612.817921][ T10] process_backlog+0x101/0x620 [ 3612.817921][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3612.817921][ T10] net_rx_action+0x495/0xbe0 [ 3612.817921][ T10] __do_softirq+0x1b5/0x7f6 [ 3612.817921][ T10] [ 3612.819958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.819958][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3612.819958][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3612.819958][ T10] fib6_nh_init+0xa22/0x1580 [ 3612.819958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.819958][ T10] ip6_route_add+0x1c/0x140 [ 3612.819958][ T10] inet6_rtm_newroute+0x104/0x110 [ 3612.819958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.819958][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.819958][ T10] netlink_unicast+0x449/0x710 [ 3612.819958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.819958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.819958][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.819958][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.819958][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.819958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.819958][ T10] [ 3612.822260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.822260][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.822260][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.822260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.822260][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3612.822260][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3612.822260][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3612.822260][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3612.822260][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3612.822260][ T10] addrconf_dad_begin+0x310/0x670 [ 3612.822260][ T10] addrconf_dad_work+0x10b/0xab0 [ 3612.822260][ T10] process_one_work+0x84d/0x18a0 [ 3612.822260][ T10] worker_thread+0x587/0xd30 [ 3612.822260][ T10] kthread+0x28a/0x350 [ 3612.822260][ T10] ret_from_fork+0x31/0x70 [ 3612.822260][ T10] ret_from_fork_asm+0x1a/0x30 [ 3612.822260][ T10] [ 3612.824593][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.824593][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.824593][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.824593][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.824593][ T10] ip6_route_add+0x1c/0x140 [ 3612.824593][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3612.824593][ T10] inet6_addr_add+0x4f8/0xa40 [ 3612.824593][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.824593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.824593][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.824593][ T10] netlink_unicast+0x449/0x710 [ 3612.824593][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.824593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.824593][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.824593][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.824593][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.824593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.824593][ T10] [ 3612.827043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.827043][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.827043][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.827043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.827043][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3612.827043][ T10] ipv6_add_addr+0x411/0x2000 [ 3612.827043][ T10] inet6_addr_add+0x30e/0xa40 [ 3612.827043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.827043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.827043][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.827043][ T10] netlink_unicast+0x449/0x710 [ 3612.827043][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.827043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.827043][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.827043][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.827043][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.827043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.827043][ T10] [ 3612.829529][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.829529][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.829529][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.829529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.829529][ T10] ip6_route_add+0x1c/0x140 [ 3612.829529][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3612.829529][ T10] addrconf_add_dev+0xe2/0x170 [ 3612.829529][ T10] inet6_addr_add+0x12f/0xa40 [ 3612.829529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.829529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.829529][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.829529][ T10] netlink_unicast+0x449/0x710 [ 3612.829529][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.829529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.829529][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.829529][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.829529][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.829529][ T10] [ 3612.832063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.832063][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3612.832063][ T10] ipv6_find_idev+0x102/0x170 [ 3612.832063][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.832063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.832063][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.832063][ T10] netlink_unicast+0x449/0x710 [ 3612.832063][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.832063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.832063][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.832063][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.832063][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.832063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.832063][ T10] [ 3612.834200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3612.834200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3612.834200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3612.834200][ T10] ipv6_find_idev+0x102/0x170 [ 3612.834200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.834200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.834200][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.834200][ T10] netlink_unicast+0x449/0x710 [ 3612.834200][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.834200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.834200][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.834200][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.834200][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.834200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.834200][ T10] [ 3612.836527][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3612.836825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3612.836825][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.836825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.836825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.836825][ T10] ip6_route_add+0x1c/0x140 [ 3612.836825][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3612.836825][ T10] inet6_addr_add+0x4f8/0xa40 [ 3612.836825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.836825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.836825][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.836825][ T10] netlink_unicast+0x449/0x710 [ 3612.836825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.836825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.836825][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.836825][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.836825][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.836825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.836825][ T10] [ 3612.839549][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3612.839549][ T10] netdev_get_by_index+0x5e/0x80 [ 3612.839549][ T10] fib6_nh_init+0x3d8/0x1580 [ 3612.839549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3612.839549][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3612.839549][ T10] ipv6_add_addr+0x411/0x2000 [ 3612.839549][ T10] inet6_addr_add+0x30e/0xa40 [ 3612.839549][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3612.839549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.839549][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.839549][ T10] netlink_unicast+0x449/0x710 [ 3612.839549][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.839549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.839549][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.839549][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.839549][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.839549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.839549][ T10] [ 3612.842263][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3612.842263][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3612.842263][ T10] ipv6_find_idev+0x102/0x170 [ 3612.842263][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.842263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.842263][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.842263][ T10] netlink_unicast+0x449/0x710 [ 3612.842263][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.842263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.842263][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.842263][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.842263][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.842263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.842263][ T10] [ 3612.844390][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3612.844390][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3612.844390][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3612.844390][ T10] ipv6_find_idev+0x102/0x170 [ 3612.844390][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3612.844390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3612.844390][ T10] netlink_rcv_skb+0x130/0x360 [ 3612.844390][ T10] netlink_unicast+0x449/0x710 [ 3612.844390][ T10] netlink_sendmsg+0x723/0xbe0 [ 3612.844390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3612.844390][ T10] ___sys_sendmsg+0xee/0x170 [ 3612.844390][ T10] __sys_sendmsg+0xcd/0x170 [ 3612.844390][ T10] do_syscall_64+0xc6/0x1e0 [ 3612.844390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3612.844390][ T10] [ 3623.094965][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3623.095450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.095450][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3623.095450][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3623.095450][ T10] fib6_nh_init+0xa22/0x1580 [ 3623.095450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.095450][ T10] ip6_route_add+0x1c/0x140 [ 3623.095450][ T10] inet6_rtm_newroute+0x104/0x110 [ 3623.095450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.095450][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.095450][ T10] netlink_unicast+0x449/0x710 [ 3623.095450][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.095450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.095450][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.095450][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.095450][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.095450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.095450][ T10] [ 3623.097573][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.097573][ T10] dst_init+0x84/0x4a0 [ 3623.097573][ T10] dst_alloc+0x97/0x150 [ 3623.097573][ T10] ip6_dst_alloc+0x23/0x90 [ 3623.097573][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3623.097573][ T10] ip6_pol_route+0x56f/0x840 [ 3623.097573][ T10] fib6_rule_lookup+0x456/0x630 [ 3623.097573][ T10] ip6_route_input+0x59c/0xa50 [ 3623.097573][ T10] ipv6_rcv+0x397/0x810 [ 3623.097573][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3623.097573][ T10] process_backlog+0x101/0x620 [ 3623.097573][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3623.097573][ T10] net_rx_action+0x495/0xbe0 [ 3623.097573][ T10] __do_softirq+0x1b5/0x7f6 [ 3623.097573][ T10] [ 3623.099417][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.099417][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.099417][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.099417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.099417][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3623.099417][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3623.099417][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3623.099417][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3623.099417][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3623.099417][ T10] addrconf_dad_begin+0x310/0x670 [ 3623.099417][ T10] addrconf_dad_work+0x10b/0xab0 [ 3623.099417][ T10] process_one_work+0x84d/0x18a0 [ 3623.099417][ T10] worker_thread+0x587/0xd30 [ 3623.099417][ T10] kthread+0x28a/0x350 [ 3623.099417][ T10] ret_from_fork+0x31/0x70 [ 3623.099417][ T10] ret_from_fork_asm+0x1a/0x30 [ 3623.099417][ T10] [ 3623.101563][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.101563][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.101563][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.101563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.101563][ T10] ip6_route_add+0x1c/0x140 [ 3623.101563][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3623.101563][ T10] inet6_addr_add+0x4f8/0xa40 [ 3623.101563][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.101563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.101563][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.101563][ T10] netlink_unicast+0x449/0x710 [ 3623.101563][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.101563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.101563][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.101563][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.101563][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.101563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.101563][ T10] [ 3623.103790][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.103790][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.103790][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.103790][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.103790][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3623.103790][ T10] ipv6_add_addr+0x411/0x2000 [ 3623.103790][ T10] inet6_addr_add+0x30e/0xa40 [ 3623.103790][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.103790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.103790][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.103790][ T10] netlink_unicast+0x449/0x710 [ 3623.103790][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.103790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.103790][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.103790][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.103790][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.103790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.103790][ T10] [ 3623.106019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.106019][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.106019][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.106019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.106019][ T10] ip6_route_add+0x1c/0x140 [ 3623.106019][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3623.106019][ T10] addrconf_add_dev+0xe2/0x170 [ 3623.106019][ T10] inet6_addr_add+0x12f/0xa40 [ 3623.106019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.106019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.106019][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.106019][ T10] netlink_unicast+0x449/0x710 [ 3623.106019][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.106019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.106019][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.106019][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.106019][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.106019][ T10] [ 3623.108326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.108326][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3623.108326][ T10] ipv6_find_idev+0x102/0x170 [ 3623.108326][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.108326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.108326][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.108326][ T10] netlink_unicast+0x449/0x710 [ 3623.108326][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.108326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.108326][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.108326][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.108326][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.108326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.108326][ T10] [ 3623.110039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3623.110039][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3623.110039][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3623.110039][ T10] ipv6_find_idev+0x102/0x170 [ 3623.110039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.110039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.110039][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.110039][ T10] netlink_unicast+0x449/0x710 [ 3623.110039][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.110039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.110039][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.110039][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.110039][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.110039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.110039][ T10] [ 3623.111927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3623.112222][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3623.112222][ T10] dst_init+0x84/0x4a0 [ 3623.112222][ T10] dst_alloc+0x97/0x150 [ 3623.112222][ T10] ip6_dst_alloc+0x23/0x90 [ 3623.112222][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3623.112222][ T10] ip6_pol_route+0x56f/0x840 [ 3623.112222][ T10] fib6_rule_lookup+0x456/0x630 [ 3623.112222][ T10] ip6_route_input+0x59c/0xa50 [ 3623.112222][ T10] ipv6_rcv+0x397/0x810 [ 3623.112222][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3623.112222][ T10] process_backlog+0x101/0x620 [ 3623.112222][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3623.112222][ T10] net_rx_action+0x495/0xbe0 [ 3623.112222][ T10] __do_softirq+0x1b5/0x7f6 [ 3623.112222][ T10] [ 3623.114053][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.114053][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3623.114053][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3623.114053][ T10] fib6_nh_init+0xa22/0x1580 [ 3623.114053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.114053][ T10] ip6_route_add+0x1c/0x140 [ 3623.114053][ T10] inet6_rtm_newroute+0x104/0x110 [ 3623.114053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.114053][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.114053][ T10] netlink_unicast+0x449/0x710 [ 3623.114053][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.114053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.114053][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.114053][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.114053][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.114053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.114053][ T10] [ 3623.116199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.116199][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.116199][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.116199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.116199][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3623.116199][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3623.116199][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3623.116199][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3623.116199][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3623.116199][ T10] addrconf_dad_begin+0x310/0x670 [ 3623.116199][ T10] addrconf_dad_work+0x10b/0xab0 [ 3623.116199][ T10] process_one_work+0x84d/0x18a0 [ 3623.116199][ T10] worker_thread+0x587/0xd30 [ 3623.116199][ T10] kthread+0x28a/0x350 [ 3623.116199][ T10] ret_from_fork+0x31/0x70 [ 3623.116199][ T10] ret_from_fork_asm+0x1a/0x30 [ 3623.116199][ T10] [ 3623.118335][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.118335][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.118335][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.118335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.118335][ T10] ip6_route_add+0x1c/0x140 [ 3623.118335][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3623.118335][ T10] inet6_addr_add+0x4f8/0xa40 [ 3623.118335][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.118335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.118335][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.118335][ T10] netlink_unicast+0x449/0x710 [ 3623.118335][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.118335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.118335][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.118335][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.118335][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.118335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.118335][ T10] [ 3623.120587][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.120587][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.120587][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.120587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.120587][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3623.120587][ T10] ipv6_add_addr+0x411/0x2000 [ 3623.120587][ T10] inet6_addr_add+0x30e/0xa40 [ 3623.120587][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.120587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.120587][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.120587][ T10] netlink_unicast+0x449/0x710 [ 3623.120587][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.120587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.120587][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.120587][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.120587][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.120587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.120587][ T10] [ 3623.122808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.122808][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.122808][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.122808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.122808][ T10] ip6_route_add+0x1c/0x140 [ 3623.122808][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3623.122808][ T10] addrconf_add_dev+0xe2/0x170 [ 3623.122808][ T10] inet6_addr_add+0x12f/0xa40 [ 3623.122808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.122808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.122808][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.122808][ T10] netlink_unicast+0x449/0x710 [ 3623.122808][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.122808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.122808][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.122808][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.122808][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.122808][ T10] [ 3623.125186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.125186][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3623.125186][ T10] ipv6_find_idev+0x102/0x170 [ 3623.125186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.125186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.125186][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.125186][ T10] netlink_unicast+0x449/0x710 [ 3623.125186][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.125186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.125186][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.125186][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.125186][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.125186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.125186][ T10] [ 3623.127072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3623.127072][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3623.127072][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3623.127072][ T10] ipv6_find_idev+0x102/0x170 [ 3623.127072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.127072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.127072][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.127072][ T10] netlink_unicast+0x449/0x710 [ 3623.127072][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.127072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.127072][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.127072][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.127072][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.127072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.127072][ T10] [ 3623.129198][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3623.129542][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3623.129542][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.129542][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.129542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.129542][ T10] ip6_route_add+0x1c/0x140 [ 3623.129542][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3623.129542][ T10] inet6_addr_add+0x4f8/0xa40 [ 3623.129542][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.129542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.129542][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.129542][ T10] netlink_unicast+0x449/0x710 [ 3623.129542][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.129542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.129542][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.129542][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.129542][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.129542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.129542][ T10] [ 3623.131950][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3623.131950][ T10] netdev_get_by_index+0x5e/0x80 [ 3623.131950][ T10] fib6_nh_init+0x3d8/0x1580 [ 3623.131950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3623.131950][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3623.131950][ T10] ipv6_add_addr+0x411/0x2000 [ 3623.131950][ T10] inet6_addr_add+0x30e/0xa40 [ 3623.131950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3623.131950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.131950][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.131950][ T10] netlink_unicast+0x449/0x710 [ 3623.131950][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.131950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.131950][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.131950][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.131950][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.131950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.131950][ T10] [ 3623.134357][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3623.134357][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3623.134357][ T10] ipv6_find_idev+0x102/0x170 [ 3623.134357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.134357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.134357][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.134357][ T10] netlink_unicast+0x449/0x710 [ 3623.134357][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.134357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.134357][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.134357][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.134357][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.134357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.134357][ T10] [ 3623.136256][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3623.136256][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3623.136256][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3623.136256][ T10] ipv6_find_idev+0x102/0x170 [ 3623.136256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3623.136256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3623.136256][ T10] netlink_rcv_skb+0x130/0x360 [ 3623.136256][ T10] netlink_unicast+0x449/0x710 [ 3623.136256][ T10] netlink_sendmsg+0x723/0xbe0 [ 3623.136256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3623.136256][ T10] ___sys_sendmsg+0xee/0x170 [ 3623.136256][ T10] __sys_sendmsg+0xcd/0x170 [ 3623.136256][ T10] do_syscall_64+0xc6/0x1e0 [ 3623.136256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3623.136256][ T10] [ 3633.374952][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3633.375434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.375434][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3633.375434][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3633.375434][ T10] fib6_nh_init+0xa22/0x1580 [ 3633.375434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.375434][ T10] ip6_route_add+0x1c/0x140 [ 3633.375434][ T10] inet6_rtm_newroute+0x104/0x110 [ 3633.375434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.375434][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.375434][ T10] netlink_unicast+0x449/0x710 [ 3633.375434][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.375434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.375434][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.375434][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.375434][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.375434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.375434][ T10] [ 3633.377743][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.377743][ T10] dst_init+0x84/0x4a0 [ 3633.377743][ T10] dst_alloc+0x97/0x150 [ 3633.377743][ T10] ip6_dst_alloc+0x23/0x90 [ 3633.377743][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3633.377743][ T10] ip6_pol_route+0x56f/0x840 [ 3633.377743][ T10] fib6_rule_lookup+0x456/0x630 [ 3633.377743][ T10] ip6_route_input+0x59c/0xa50 [ 3633.377743][ T10] ipv6_rcv+0x397/0x810 [ 3633.377743][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3633.377743][ T10] process_backlog+0x101/0x620 [ 3633.377743][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3633.377743][ T10] net_rx_action+0x495/0xbe0 [ 3633.377743][ T10] __do_softirq+0x1b5/0x7f6 [ 3633.377743][ T10] [ 3633.379436][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.379436][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.379436][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.379436][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.379436][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3633.379436][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3633.379436][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3633.379436][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3633.379436][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3633.379436][ T10] addrconf_dad_begin+0x310/0x670 [ 3633.379436][ T10] addrconf_dad_work+0x10b/0xab0 [ 3633.379436][ T10] process_one_work+0x84d/0x18a0 [ 3633.379436][ T10] worker_thread+0x587/0xd30 [ 3633.379436][ T10] kthread+0x28a/0x350 [ 3633.379436][ T10] ret_from_fork+0x31/0x70 [ 3633.379436][ T10] ret_from_fork_asm+0x1a/0x30 [ 3633.379436][ T10] [ 3633.381395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.381395][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.381395][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.381395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.381395][ T10] ip6_route_add+0x1c/0x140 [ 3633.381395][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3633.381395][ T10] inet6_addr_add+0x4f8/0xa40 [ 3633.381395][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.381395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.381395][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.381395][ T10] netlink_unicast+0x449/0x710 [ 3633.381395][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.381395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.381395][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.381395][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.381395][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.381395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.381395][ T10] [ 3633.383434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.383434][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.383434][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.383434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.383434][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3633.383434][ T10] ipv6_add_addr+0x411/0x2000 [ 3633.383434][ T10] inet6_addr_add+0x30e/0xa40 [ 3633.383434][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.383434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.383434][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.383434][ T10] netlink_unicast+0x449/0x710 [ 3633.383434][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.383434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.383434][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.383434][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.383434][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.383434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.383434][ T10] [ 3633.385478][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.385478][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.385478][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.385478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.385478][ T10] ip6_route_add+0x1c/0x140 [ 3633.385478][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3633.385478][ T10] addrconf_add_dev+0xe2/0x170 [ 3633.385478][ T10] inet6_addr_add+0x12f/0xa40 [ 3633.385478][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.385478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.385478][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.385478][ T10] netlink_unicast+0x449/0x710 [ 3633.385478][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.385478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.385478][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.385478][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.385478][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.385478][ T10] [ 3633.387470][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.387470][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3633.387470][ T10] ipv6_find_idev+0x102/0x170 [ 3633.387470][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.387470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.387470][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.387470][ T10] netlink_unicast+0x449/0x710 [ 3633.387470][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.387470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.387470][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.387470][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.387470][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.387470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.387470][ T10] [ 3633.389062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3633.389062][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3633.389062][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3633.389062][ T10] ipv6_find_idev+0x102/0x170 [ 3633.389062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.389062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.389062][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.389062][ T10] netlink_unicast+0x449/0x710 [ 3633.389062][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.389062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.389062][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.389062][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.389062][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.389062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.389062][ T10] [ 3633.390819][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3633.391111][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3633.391111][ T10] dst_init+0x84/0x4a0 [ 3633.391111][ T10] dst_alloc+0x97/0x150 [ 3633.391111][ T10] ip6_dst_alloc+0x23/0x90 [ 3633.391111][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3633.391111][ T10] ip6_pol_route+0x56f/0x840 [ 3633.391111][ T10] fib6_rule_lookup+0x456/0x630 [ 3633.391111][ T10] ip6_route_input+0x59c/0xa50 [ 3633.391111][ T10] ipv6_rcv+0x397/0x810 [ 3633.391111][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3633.391111][ T10] process_backlog+0x101/0x620 [ 3633.391111][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3633.391111][ T10] net_rx_action+0x495/0xbe0 [ 3633.391111][ T10] __do_softirq+0x1b5/0x7f6 [ 3633.391111][ T10] [ 3633.392768][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.392768][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3633.392768][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3633.392768][ T10] fib6_nh_init+0xa22/0x1580 [ 3633.392768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.392768][ T10] ip6_route_add+0x1c/0x140 [ 3633.392768][ T10] inet6_rtm_newroute+0x104/0x110 [ 3633.392768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.392768][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.392768][ T10] netlink_unicast+0x449/0x710 [ 3633.392768][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.392768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.392768][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.392768][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.392768][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.392768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.392768][ T10] [ 3633.394693][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.394693][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.394693][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.394693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.394693][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3633.394693][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3633.394693][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3633.394693][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3633.394693][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3633.394693][ T10] addrconf_dad_begin+0x310/0x670 [ 3633.394693][ T10] addrconf_dad_work+0x10b/0xab0 [ 3633.394693][ T10] process_one_work+0x84d/0x18a0 [ 3633.394693][ T10] worker_thread+0x587/0xd30 [ 3633.394693][ T10] kthread+0x28a/0x350 [ 3633.394693][ T10] ret_from_fork+0x31/0x70 [ 3633.394693][ T10] ret_from_fork_asm+0x1a/0x30 [ 3633.394693][ T10] [ 3633.396648][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.396648][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.396648][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.396648][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.396648][ T10] ip6_route_add+0x1c/0x140 [ 3633.396648][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3633.396648][ T10] inet6_addr_add+0x4f8/0xa40 [ 3633.396648][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.396648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.396648][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.396648][ T10] netlink_unicast+0x449/0x710 [ 3633.396648][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.396648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.396648][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.396648][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.396648][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.396648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.396648][ T10] [ 3633.398700][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.398700][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.398700][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.398700][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.398700][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3633.398700][ T10] ipv6_add_addr+0x411/0x2000 [ 3633.398700][ T10] inet6_addr_add+0x30e/0xa40 [ 3633.398700][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.398700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.398700][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.398700][ T10] netlink_unicast+0x449/0x710 [ 3633.398700][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.398700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.398700][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.398700][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.398700][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.398700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.398700][ T10] [ 3633.400739][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.400739][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.400739][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.400739][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.400739][ T10] ip6_route_add+0x1c/0x140 [ 3633.400739][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3633.400739][ T10] addrconf_add_dev+0xe2/0x170 [ 3633.400739][ T10] inet6_addr_add+0x12f/0xa40 [ 3633.400739][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.400739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.400739][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.400739][ T10] netlink_unicast+0x449/0x710 [ 3633.400739][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.400739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.400739][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.400739][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.400739][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.400739][ T10] [ 3633.402858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.402858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3633.402858][ T10] ipv6_find_idev+0x102/0x170 [ 3633.402858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.402858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.402858][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.402858][ T10] netlink_unicast+0x449/0x710 [ 3633.402858][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.402858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.402858][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.402858][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.402858][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.402858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.402858][ T10] [ 3633.404710][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3633.404710][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3633.404710][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3633.404710][ T10] ipv6_find_idev+0x102/0x170 [ 3633.404710][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.404710][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.404710][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.404710][ T10] netlink_unicast+0x449/0x710 [ 3633.404710][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.404710][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.404710][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.404710][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.404710][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.404710][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.404710][ T10] [ 3633.406678][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3633.406955][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3633.406955][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.406955][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.406955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.406955][ T10] ip6_route_add+0x1c/0x140 [ 3633.406955][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3633.406955][ T10] inet6_addr_add+0x4f8/0xa40 [ 3633.406955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.406955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.406955][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.406955][ T10] netlink_unicast+0x449/0x710 [ 3633.406955][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.406955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.406955][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.406955][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.406955][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.406955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.406955][ T10] [ 3633.409263][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3633.409263][ T10] netdev_get_by_index+0x5e/0x80 [ 3633.409263][ T10] fib6_nh_init+0x3d8/0x1580 [ 3633.409263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3633.409263][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3633.409263][ T10] ipv6_add_addr+0x411/0x2000 [ 3633.409263][ T10] inet6_addr_add+0x30e/0xa40 [ 3633.409263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3633.409263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.409263][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.409263][ T10] netlink_unicast+0x449/0x710 [ 3633.409263][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.409263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.409263][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.409263][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.409263][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.409263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.409263][ T10] [ 3633.411529][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3633.411529][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3633.411529][ T10] ipv6_find_idev+0x102/0x170 [ 3633.411529][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.411529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.411529][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.411529][ T10] netlink_unicast+0x449/0x710 [ 3633.411529][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.411529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.411529][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.411529][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.411529][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.411529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.411529][ T10] [ 3633.413356][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3633.413356][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3633.413356][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3633.413356][ T10] ipv6_find_idev+0x102/0x170 [ 3633.413356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3633.413356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3633.413356][ T10] netlink_rcv_skb+0x130/0x360 [ 3633.413356][ T10] netlink_unicast+0x449/0x710 [ 3633.413356][ T10] netlink_sendmsg+0x723/0xbe0 [ 3633.413356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3633.413356][ T10] ___sys_sendmsg+0xee/0x170 [ 3633.413356][ T10] __sys_sendmsg+0xcd/0x170 [ 3633.413356][ T10] do_syscall_64+0xc6/0x1e0 [ 3633.413356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3633.413356][ T10] [ 3643.670922][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3643.671348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.671348][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3643.671348][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3643.671348][ T10] fib6_nh_init+0xa22/0x1580 [ 3643.671348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.671348][ T10] ip6_route_add+0x1c/0x140 [ 3643.671348][ T10] inet6_rtm_newroute+0x104/0x110 [ 3643.671348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.671348][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.671348][ T10] netlink_unicast+0x449/0x710 [ 3643.671348][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.671348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.671348][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.671348][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.671348][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.671348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.671348][ T10] [ 3643.673297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.673297][ T10] dst_init+0x84/0x4a0 [ 3643.673297][ T10] dst_alloc+0x97/0x150 [ 3643.673297][ T10] ip6_dst_alloc+0x23/0x90 [ 3643.673297][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3643.673297][ T10] ip6_pol_route+0x56f/0x840 [ 3643.673297][ T10] fib6_rule_lookup+0x456/0x630 [ 3643.673297][ T10] ip6_route_input+0x59c/0xa50 [ 3643.673297][ T10] ipv6_rcv+0x397/0x810 [ 3643.673297][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3643.673297][ T10] process_backlog+0x101/0x620 [ 3643.673297][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3643.673297][ T10] net_rx_action+0x495/0xbe0 [ 3643.673297][ T10] __do_softirq+0x1b5/0x7f6 [ 3643.673297][ T10] [ 3643.675514][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.675514][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.675514][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.675514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.675514][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3643.675514][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3643.675514][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3643.675514][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3643.675514][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3643.675514][ T10] addrconf_dad_begin+0x310/0x670 [ 3643.675514][ T10] addrconf_dad_work+0x10b/0xab0 [ 3643.675514][ T10] process_one_work+0x84d/0x18a0 [ 3643.675514][ T10] worker_thread+0x587/0xd30 [ 3643.675514][ T10] kthread+0x28a/0x350 [ 3643.675514][ T10] ret_from_fork+0x31/0x70 [ 3643.675514][ T10] ret_from_fork_asm+0x1a/0x30 [ 3643.675514][ T10] [ 3643.677854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.677854][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.677854][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.677854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.677854][ T10] ip6_route_add+0x1c/0x140 [ 3643.677854][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3643.677854][ T10] inet6_addr_add+0x4f8/0xa40 [ 3643.677854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.677854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.677854][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.677854][ T10] netlink_unicast+0x449/0x710 [ 3643.677854][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.677854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.677854][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.677854][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.677854][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.677854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.677854][ T10] [ 3643.679901][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.679901][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.679901][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.679901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.679901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3643.679901][ T10] ipv6_add_addr+0x411/0x2000 [ 3643.679901][ T10] inet6_addr_add+0x30e/0xa40 [ 3643.679901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.679901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.679901][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.679901][ T10] netlink_unicast+0x449/0x710 [ 3643.679901][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.679901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.679901][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.679901][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.679901][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.679901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.679901][ T10] [ 3643.682012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.682012][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.682012][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.682012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.682012][ T10] ip6_route_add+0x1c/0x140 [ 3643.682012][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3643.682012][ T10] addrconf_add_dev+0xe2/0x170 [ 3643.682012][ T10] inet6_addr_add+0x12f/0xa40 [ 3643.682012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.682012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.682012][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.682012][ T10] netlink_unicast+0x449/0x710 [ 3643.682012][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.682012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.682012][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.682012][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.682012][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.682012][ T10] [ 3643.684093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.684093][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3643.684093][ T10] ipv6_find_idev+0x102/0x170 [ 3643.684093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.684093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.684093][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.684093][ T10] netlink_unicast+0x449/0x710 [ 3643.684093][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.684093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.684093][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.684093][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.684093][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.684093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.684093][ T10] [ 3643.685730][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3643.685730][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3643.685730][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3643.685730][ T10] ipv6_find_idev+0x102/0x170 [ 3643.685730][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.685730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.685730][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.685730][ T10] netlink_unicast+0x449/0x710 [ 3643.685730][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.685730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.685730][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.685730][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.685730][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.685730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.685730][ T10] [ 3643.689661][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3643.689995][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3643.689995][ T10] dst_init+0x84/0x4a0 [ 3643.689995][ T10] dst_alloc+0x97/0x150 [ 3643.689995][ T10] ip6_dst_alloc+0x23/0x90 [ 3643.689995][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3643.689995][ T10] ip6_pol_route+0x56f/0x840 [ 3643.689995][ T10] fib6_rule_lookup+0x456/0x630 [ 3643.689995][ T10] ip6_route_input+0x59c/0xa50 [ 3643.689995][ T10] ipv6_rcv+0x397/0x810 [ 3643.689995][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3643.689995][ T10] process_backlog+0x101/0x620 [ 3643.689995][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3643.689995][ T10] net_rx_action+0x495/0xbe0 [ 3643.689995][ T10] __do_softirq+0x1b5/0x7f6 [ 3643.689995][ T10] [ 3643.691741][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.691741][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3643.691741][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3643.691741][ T10] fib6_nh_init+0xa22/0x1580 [ 3643.691741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.691741][ T10] ip6_route_add+0x1c/0x140 [ 3643.691741][ T10] inet6_rtm_newroute+0x104/0x110 [ 3643.691741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.691741][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.691741][ T10] netlink_unicast+0x449/0x710 [ 3643.691741][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.691741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.691741][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.691741][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.691741][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.691741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.691741][ T10] [ 3643.693753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.693753][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.693753][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.693753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.693753][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3643.693753][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3643.693753][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3643.693753][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3643.693753][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3643.693753][ T10] addrconf_dad_begin+0x310/0x670 [ 3643.693753][ T10] addrconf_dad_work+0x10b/0xab0 [ 3643.693753][ T10] process_one_work+0x84d/0x18a0 [ 3643.693753][ T10] worker_thread+0x587/0xd30 [ 3643.693753][ T10] kthread+0x28a/0x350 [ 3643.693753][ T10] ret_from_fork+0x31/0x70 [ 3643.693753][ T10] ret_from_fork_asm+0x1a/0x30 [ 3643.693753][ T10] [ 3643.695793][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.695793][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.695793][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.695793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.695793][ T10] ip6_route_add+0x1c/0x140 [ 3643.695793][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3643.695793][ T10] inet6_addr_add+0x4f8/0xa40 [ 3643.695793][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.695793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.695793][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.695793][ T10] netlink_unicast+0x449/0x710 [ 3643.695793][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.695793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.695793][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.695793][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.695793][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.695793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.695793][ T10] [ 3643.697915][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.697915][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.697915][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.697915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.697915][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3643.697915][ T10] ipv6_add_addr+0x411/0x2000 [ 3643.697915][ T10] inet6_addr_add+0x30e/0xa40 [ 3643.697915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.697915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.697915][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.697915][ T10] netlink_unicast+0x449/0x710 [ 3643.697915][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.697915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.697915][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.697915][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.697915][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.697915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.697915][ T10] [ 3643.700040][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.700040][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.700040][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.700040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.700040][ T10] ip6_route_add+0x1c/0x140 [ 3643.700040][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3643.700040][ T10] addrconf_add_dev+0xe2/0x170 [ 3643.700040][ T10] inet6_addr_add+0x12f/0xa40 [ 3643.700040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.700040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.700040][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.700040][ T10] netlink_unicast+0x449/0x710 [ 3643.700040][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.700040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.700040][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.700040][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.700040][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.700040][ T10] [ 3643.702243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.702243][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3643.702243][ T10] ipv6_find_idev+0x102/0x170 [ 3643.702243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.702243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.702243][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.702243][ T10] netlink_unicast+0x449/0x710 [ 3643.702243][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.702243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.702243][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.702243][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.702243][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.702243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.702243][ T10] [ 3643.704080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3643.704080][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3643.704080][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3643.704080][ T10] ipv6_find_idev+0x102/0x170 [ 3643.704080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.704080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.704080][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.704080][ T10] netlink_unicast+0x449/0x710 [ 3643.704080][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.704080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.704080][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.704080][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.704080][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.704080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.704080][ T10] [ 3643.706180][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3643.706432][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3643.706432][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.706432][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.706432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.706432][ T10] ip6_route_add+0x1c/0x140 [ 3643.706432][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3643.706432][ T10] inet6_addr_add+0x4f8/0xa40 [ 3643.706432][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.706432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.706432][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.706432][ T10] netlink_unicast+0x449/0x710 [ 3643.706432][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.706432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.706432][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.706432][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.706432][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.706432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.706432][ T10] [ 3643.708824][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3643.708824][ T10] netdev_get_by_index+0x5e/0x80 [ 3643.708824][ T10] fib6_nh_init+0x3d8/0x1580 [ 3643.708824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3643.708824][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3643.708824][ T10] ipv6_add_addr+0x411/0x2000 [ 3643.708824][ T10] inet6_addr_add+0x30e/0xa40 [ 3643.708824][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3643.708824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.708824][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.708824][ T10] netlink_unicast+0x449/0x710 [ 3643.708824][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.708824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.708824][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.708824][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.708824][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.708824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.708824][ T10] [ 3643.711182][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3643.711182][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3643.711182][ T10] ipv6_find_idev+0x102/0x170 [ 3643.711182][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.711182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.711182][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.711182][ T10] netlink_unicast+0x449/0x710 [ 3643.711182][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.711182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.711182][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.711182][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.711182][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.711182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.711182][ T10] [ 3643.712998][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3643.712998][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3643.712998][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3643.712998][ T10] ipv6_find_idev+0x102/0x170 [ 3643.712998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3643.712998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3643.712998][ T10] netlink_rcv_skb+0x130/0x360 [ 3643.712998][ T10] netlink_unicast+0x449/0x710 [ 3643.712998][ T10] netlink_sendmsg+0x723/0xbe0 [ 3643.712998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3643.712998][ T10] ___sys_sendmsg+0xee/0x170 [ 3643.712998][ T10] __sys_sendmsg+0xcd/0x170 [ 3643.712998][ T10] do_syscall_64+0xc6/0x1e0 [ 3643.712998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3643.712998][ T10] [ 3653.758946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3653.759341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.759341][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3653.759341][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3653.759341][ T10] fib6_nh_init+0xa22/0x1580 [ 3653.759341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.759341][ T10] ip6_route_add+0x1c/0x140 [ 3653.759341][ T10] inet6_rtm_newroute+0x104/0x110 [ 3653.759341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.759341][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.759341][ T10] netlink_unicast+0x449/0x710 [ 3653.759341][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.759341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.759341][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.759341][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.759341][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.759341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.759341][ T10] [ 3653.761342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.761342][ T10] dst_init+0x84/0x4a0 [ 3653.761342][ T10] dst_alloc+0x97/0x150 [ 3653.761342][ T10] ip6_dst_alloc+0x23/0x90 [ 3653.761342][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3653.761342][ T10] ip6_pol_route+0x56f/0x840 [ 3653.761342][ T10] fib6_rule_lookup+0x456/0x630 [ 3653.761342][ T10] ip6_route_input+0x59c/0xa50 [ 3653.761342][ T10] ipv6_rcv+0x397/0x810 [ 3653.761342][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3653.761342][ T10] process_backlog+0x101/0x620 [ 3653.761342][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3653.761342][ T10] net_rx_action+0x495/0xbe0 [ 3653.761342][ T10] __do_softirq+0x1b5/0x7f6 [ 3653.761342][ T10] [ 3653.763058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.763058][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.763058][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.763058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.763058][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3653.763058][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3653.763058][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3653.763058][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3653.763058][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3653.763058][ T10] addrconf_dad_begin+0x310/0x670 [ 3653.763058][ T10] addrconf_dad_work+0x10b/0xab0 [ 3653.763058][ T10] process_one_work+0x84d/0x18a0 [ 3653.763058][ T10] worker_thread+0x587/0xd30 [ 3653.763058][ T10] kthread+0x28a/0x350 [ 3653.763058][ T10] ret_from_fork+0x31/0x70 [ 3653.763058][ T10] ret_from_fork_asm+0x1a/0x30 [ 3653.763058][ T10] [ 3653.765057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.765057][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.765057][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.765057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.765057][ T10] ip6_route_add+0x1c/0x140 [ 3653.765057][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3653.765057][ T10] inet6_addr_add+0x4f8/0xa40 [ 3653.765057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.765057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.765057][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.765057][ T10] netlink_unicast+0x449/0x710 [ 3653.765057][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.765057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.765057][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.765057][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.765057][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.765057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.765057][ T10] [ 3653.767164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.767164][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.767164][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.767164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.767164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3653.767164][ T10] ipv6_add_addr+0x411/0x2000 [ 3653.767164][ T10] inet6_addr_add+0x30e/0xa40 [ 3653.767164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.767164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.767164][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.767164][ T10] netlink_unicast+0x449/0x710 [ 3653.767164][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.767164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.767164][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.767164][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.767164][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.767164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.767164][ T10] [ 3653.769275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.769275][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.769275][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.769275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.769275][ T10] ip6_route_add+0x1c/0x140 [ 3653.769275][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3653.769275][ T10] addrconf_add_dev+0xe2/0x170 [ 3653.769275][ T10] inet6_addr_add+0x12f/0xa40 [ 3653.769275][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.769275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.769275][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.769275][ T10] netlink_unicast+0x449/0x710 [ 3653.769275][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.769275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.769275][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.769275][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.769275][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.769275][ T10] [ 3653.771329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.771329][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3653.771329][ T10] ipv6_find_idev+0x102/0x170 [ 3653.771329][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.771329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.771329][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.771329][ T10] netlink_unicast+0x449/0x710 [ 3653.771329][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.771329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.771329][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.771329][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.771329][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.771329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.771329][ T10] [ 3653.772945][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3653.772945][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3653.772945][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3653.772945][ T10] ipv6_find_idev+0x102/0x170 [ 3653.772945][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.772945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.772945][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.772945][ T10] netlink_unicast+0x449/0x710 [ 3653.772945][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.772945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.772945][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.772945][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.772945][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.772945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.772945][ T10] [ 3653.774713][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3653.775008][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3653.775008][ T10] dst_init+0x84/0x4a0 [ 3653.775008][ T10] dst_alloc+0x97/0x150 [ 3653.775008][ T10] ip6_dst_alloc+0x23/0x90 [ 3653.775008][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3653.775008][ T10] ip6_pol_route+0x56f/0x840 [ 3653.775008][ T10] fib6_rule_lookup+0x456/0x630 [ 3653.775008][ T10] ip6_route_input+0x59c/0xa50 [ 3653.775008][ T10] ipv6_rcv+0x397/0x810 [ 3653.775008][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3653.775008][ T10] process_backlog+0x101/0x620 [ 3653.775008][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3653.775008][ T10] net_rx_action+0x495/0xbe0 [ 3653.775008][ T10] __do_softirq+0x1b5/0x7f6 [ 3653.775008][ T10] [ 3653.776727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.776727][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3653.776727][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3653.776727][ T10] fib6_nh_init+0xa22/0x1580 [ 3653.776727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.776727][ T10] ip6_route_add+0x1c/0x140 [ 3653.776727][ T10] inet6_rtm_newroute+0x104/0x110 [ 3653.776727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.776727][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.776727][ T10] netlink_unicast+0x449/0x710 [ 3653.776727][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.776727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.776727][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.776727][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.776727][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.776727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.776727][ T10] [ 3653.778720][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.778720][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.778720][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.778720][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.778720][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3653.778720][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3653.778720][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3653.778720][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3653.778720][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3653.778720][ T10] addrconf_dad_begin+0x310/0x670 [ 3653.778720][ T10] addrconf_dad_work+0x10b/0xab0 [ 3653.778720][ T10] process_one_work+0x84d/0x18a0 [ 3653.778720][ T10] worker_thread+0x587/0xd30 [ 3653.778720][ T10] kthread+0x28a/0x350 [ 3653.778720][ T10] ret_from_fork+0x31/0x70 [ 3653.778720][ T10] ret_from_fork_asm+0x1a/0x30 [ 3653.778720][ T10] [ 3653.780708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.780708][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.780708][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.780708][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.780708][ T10] ip6_route_add+0x1c/0x140 [ 3653.780708][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3653.780708][ T10] inet6_addr_add+0x4f8/0xa40 [ 3653.780708][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.780708][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.780708][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.780708][ T10] netlink_unicast+0x449/0x710 [ 3653.780708][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.780708][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.780708][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.780708][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.780708][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.780708][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.780708][ T10] [ 3653.782808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.782808][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.782808][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.782808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.782808][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3653.782808][ T10] ipv6_add_addr+0x411/0x2000 [ 3653.782808][ T10] inet6_addr_add+0x30e/0xa40 [ 3653.782808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.782808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.782808][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.782808][ T10] netlink_unicast+0x449/0x710 [ 3653.782808][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.782808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.782808][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.782808][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.782808][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.782808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.782808][ T10] [ 3653.784910][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.784910][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.784910][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.784910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.784910][ T10] ip6_route_add+0x1c/0x140 [ 3653.784910][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3653.784910][ T10] addrconf_add_dev+0xe2/0x170 [ 3653.784910][ T10] inet6_addr_add+0x12f/0xa40 [ 3653.784910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.784910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.784910][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.784910][ T10] netlink_unicast+0x449/0x710 [ 3653.784910][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.784910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.784910][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.784910][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.784910][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.784910][ T10] [ 3653.787157][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.787157][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3653.787157][ T10] ipv6_find_idev+0x102/0x170 [ 3653.787157][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.787157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.787157][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.787157][ T10] netlink_unicast+0x449/0x710 [ 3653.787157][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.787157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.787157][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.787157][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.787157][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.787157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.787157][ T10] [ 3653.789018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3653.789018][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3653.789018][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3653.789018][ T10] ipv6_find_idev+0x102/0x170 [ 3653.789018][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.789018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.789018][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.789018][ T10] netlink_unicast+0x449/0x710 [ 3653.789018][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.789018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.789018][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.789018][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.789018][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.789018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.789018][ T10] [ 3653.790948][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3653.791191][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3653.791191][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.791191][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.791191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.791191][ T10] ip6_route_add+0x1c/0x140 [ 3653.791191][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3653.791191][ T10] inet6_addr_add+0x4f8/0xa40 [ 3653.791191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.791191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.791191][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.791191][ T10] netlink_unicast+0x449/0x710 [ 3653.791191][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.791191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.791191][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.791191][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.791191][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.791191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.791191][ T10] [ 3653.793534][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3653.793534][ T10] netdev_get_by_index+0x5e/0x80 [ 3653.793534][ T10] fib6_nh_init+0x3d8/0x1580 [ 3653.793534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3653.793534][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3653.793534][ T10] ipv6_add_addr+0x411/0x2000 [ 3653.793534][ T10] inet6_addr_add+0x30e/0xa40 [ 3653.793534][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3653.793534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.793534][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.793534][ T10] netlink_unicast+0x449/0x710 [ 3653.793534][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.793534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.793534][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.793534][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.793534][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.793534][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.793534][ T10] [ 3653.795858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3653.795858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3653.795858][ T10] ipv6_find_idev+0x102/0x170 [ 3653.795858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.795858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.795858][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.795858][ T10] netlink_unicast+0x449/0x710 [ 3653.795858][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.795858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.795858][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.795858][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.795858][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.795858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.795858][ T10] [ 3653.797697][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3653.797697][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3653.797697][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3653.797697][ T10] ipv6_find_idev+0x102/0x170 [ 3653.797697][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3653.797697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3653.797697][ T10] netlink_rcv_skb+0x130/0x360 [ 3653.797697][ T10] netlink_unicast+0x449/0x710 [ 3653.797697][ T10] netlink_sendmsg+0x723/0xbe0 [ 3653.797697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3653.797697][ T10] ___sys_sendmsg+0xee/0x170 [ 3653.797697][ T10] __sys_sendmsg+0xcd/0x170 [ 3653.797697][ T10] do_syscall_64+0xc6/0x1e0 [ 3653.797697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3653.797697][ T10] [ 3663.862978][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3663.863433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.863433][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3663.863433][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3663.863433][ T10] fib6_nh_init+0xa22/0x1580 [ 3663.863433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.863433][ T10] ip6_route_add+0x1c/0x140 [ 3663.863433][ T10] inet6_rtm_newroute+0x104/0x110 [ 3663.863433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.863433][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.863433][ T10] netlink_unicast+0x449/0x710 [ 3663.863433][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.863433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.863433][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.863433][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.863433][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.863433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.863433][ T10] [ 3663.865348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.865348][ T10] dst_init+0x84/0x4a0 [ 3663.865348][ T10] dst_alloc+0x97/0x150 [ 3663.865348][ T10] ip6_dst_alloc+0x23/0x90 [ 3663.865348][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3663.865348][ T10] ip6_pol_route+0x56f/0x840 [ 3663.865348][ T10] fib6_rule_lookup+0x456/0x630 [ 3663.865348][ T10] ip6_route_input+0x59c/0xa50 [ 3663.865348][ T10] ipv6_rcv+0x397/0x810 [ 3663.865348][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3663.865348][ T10] process_backlog+0x101/0x620 [ 3663.865348][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3663.865348][ T10] net_rx_action+0x495/0xbe0 [ 3663.865348][ T10] __do_softirq+0x1b5/0x7f6 [ 3663.865348][ T10] [ 3663.867069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.867069][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.867069][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.867069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.867069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3663.867069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3663.867069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3663.867069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3663.867069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3663.867069][ T10] addrconf_dad_begin+0x310/0x670 [ 3663.867069][ T10] addrconf_dad_work+0x10b/0xab0 [ 3663.867069][ T10] process_one_work+0x84d/0x18a0 [ 3663.867069][ T10] worker_thread+0x587/0xd30 [ 3663.867069][ T10] kthread+0x28a/0x350 [ 3663.867069][ T10] ret_from_fork+0x31/0x70 [ 3663.867069][ T10] ret_from_fork_asm+0x1a/0x30 [ 3663.867069][ T10] [ 3663.869093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.869093][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.869093][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.869093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.869093][ T10] ip6_route_add+0x1c/0x140 [ 3663.869093][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3663.869093][ T10] inet6_addr_add+0x4f8/0xa40 [ 3663.869093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.869093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.869093][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.869093][ T10] netlink_unicast+0x449/0x710 [ 3663.869093][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.869093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.869093][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.869093][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.869093][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.869093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.869093][ T10] [ 3663.871180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.871180][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.871180][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.871180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.871180][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3663.871180][ T10] ipv6_add_addr+0x411/0x2000 [ 3663.871180][ T10] inet6_addr_add+0x30e/0xa40 [ 3663.871180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.871180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.871180][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.871180][ T10] netlink_unicast+0x449/0x710 [ 3663.871180][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.871180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.871180][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.871180][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.871180][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.871180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.871180][ T10] [ 3663.873268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.873268][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.873268][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.873268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.873268][ T10] ip6_route_add+0x1c/0x140 [ 3663.873268][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3663.873268][ T10] addrconf_add_dev+0xe2/0x170 [ 3663.873268][ T10] inet6_addr_add+0x12f/0xa40 [ 3663.873268][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.873268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.873268][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.873268][ T10] netlink_unicast+0x449/0x710 [ 3663.873268][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.873268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.873268][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.873268][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.873268][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.873268][ T10] [ 3663.875322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.875322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3663.875322][ T10] ipv6_find_idev+0x102/0x170 [ 3663.875322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.875322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.875322][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.875322][ T10] netlink_unicast+0x449/0x710 [ 3663.875322][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.875322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.875322][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.875322][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.875322][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.875322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.875322][ T10] [ 3663.876943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3663.876943][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3663.876943][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3663.876943][ T10] ipv6_find_idev+0x102/0x170 [ 3663.876943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.876943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.876943][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.876943][ T10] netlink_unicast+0x449/0x710 [ 3663.876943][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.876943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.876943][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.876943][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.876943][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.876943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.876943][ T10] [ 3663.878720][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3663.879025][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3663.879025][ T10] dst_init+0x84/0x4a0 [ 3663.879025][ T10] dst_alloc+0x97/0x150 [ 3663.879025][ T10] ip6_dst_alloc+0x23/0x90 [ 3663.879025][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3663.879025][ T10] ip6_pol_route+0x56f/0x840 [ 3663.879025][ T10] fib6_rule_lookup+0x456/0x630 [ 3663.879025][ T10] ip6_route_input+0x59c/0xa50 [ 3663.879025][ T10] ipv6_rcv+0x397/0x810 [ 3663.879025][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3663.879025][ T10] process_backlog+0x101/0x620 [ 3663.879025][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3663.879025][ T10] net_rx_action+0x495/0xbe0 [ 3663.879025][ T10] __do_softirq+0x1b5/0x7f6 [ 3663.879025][ T10] [ 3663.880736][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.880736][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3663.880736][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3663.880736][ T10] fib6_nh_init+0xa22/0x1580 [ 3663.880736][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.880736][ T10] ip6_route_add+0x1c/0x140 [ 3663.880736][ T10] inet6_rtm_newroute+0x104/0x110 [ 3663.880736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.880736][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.880736][ T10] netlink_unicast+0x449/0x710 [ 3663.880736][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.880736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.880736][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.880736][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.880736][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.880736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.880736][ T10] [ 3663.882707][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.882707][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.882707][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.882707][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.882707][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3663.882707][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3663.882707][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3663.882707][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3663.882707][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3663.882707][ T10] addrconf_dad_begin+0x310/0x670 [ 3663.882707][ T10] addrconf_dad_work+0x10b/0xab0 [ 3663.882707][ T10] process_one_work+0x84d/0x18a0 [ 3663.882707][ T10] worker_thread+0x587/0xd30 [ 3663.882707][ T10] kthread+0x28a/0x350 [ 3663.882707][ T10] ret_from_fork+0x31/0x70 [ 3663.882707][ T10] ret_from_fork_asm+0x1a/0x30 [ 3663.882707][ T10] [ 3663.884706][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.884706][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.884706][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.884706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.884706][ T10] ip6_route_add+0x1c/0x140 [ 3663.884706][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3663.884706][ T10] inet6_addr_add+0x4f8/0xa40 [ 3663.884706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.884706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.884706][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.884706][ T10] netlink_unicast+0x449/0x710 [ 3663.884706][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.884706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.884706][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.884706][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.884706][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.884706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.884706][ T10] [ 3663.886809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.886809][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.886809][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.886809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.886809][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3663.886809][ T10] ipv6_add_addr+0x411/0x2000 [ 3663.886809][ T10] inet6_addr_add+0x30e/0xa40 [ 3663.886809][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.886809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.886809][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.886809][ T10] netlink_unicast+0x449/0x710 [ 3663.886809][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.886809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.886809][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.886809][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.886809][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.886809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.886809][ T10] [ 3663.888914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.888914][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.888914][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.888914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.888914][ T10] ip6_route_add+0x1c/0x140 [ 3663.888914][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3663.888914][ T10] addrconf_add_dev+0xe2/0x170 [ 3663.888914][ T10] inet6_addr_add+0x12f/0xa40 [ 3663.888914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.888914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.888914][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.888914][ T10] netlink_unicast+0x449/0x710 [ 3663.888914][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.888914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.888914][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.888914][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.888914][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.888914][ T10] [ 3663.891154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.891154][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3663.891154][ T10] ipv6_find_idev+0x102/0x170 [ 3663.891154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.891154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.891154][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.891154][ T10] netlink_unicast+0x449/0x710 [ 3663.891154][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.891154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.891154][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.891154][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.891154][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.891154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.891154][ T10] [ 3663.892947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3663.892947][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3663.892947][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3663.892947][ T10] ipv6_find_idev+0x102/0x170 [ 3663.892947][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.892947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.892947][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.892947][ T10] netlink_unicast+0x449/0x710 [ 3663.892947][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.892947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.892947][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.892947][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.892947][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.892947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.892947][ T10] [ 3663.894982][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3663.895232][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3663.895232][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.895232][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.895232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.895232][ T10] ip6_route_add+0x1c/0x140 [ 3663.895232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3663.895232][ T10] inet6_addr_add+0x4f8/0xa40 [ 3663.895232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.895232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.895232][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.895232][ T10] netlink_unicast+0x449/0x710 [ 3663.895232][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.895232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.895232][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.895232][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.895232][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.895232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.895232][ T10] [ 3663.897585][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3663.897585][ T10] netdev_get_by_index+0x5e/0x80 [ 3663.897585][ T10] fib6_nh_init+0x3d8/0x1580 [ 3663.897585][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3663.897585][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3663.897585][ T10] ipv6_add_addr+0x411/0x2000 [ 3663.897585][ T10] inet6_addr_add+0x30e/0xa40 [ 3663.897585][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3663.897585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.897585][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.897585][ T10] netlink_unicast+0x449/0x710 [ 3663.897585][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.897585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.897585][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.897585][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.897585][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.897585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.897585][ T10] [ 3663.899932][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3663.899932][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3663.899932][ T10] ipv6_find_idev+0x102/0x170 [ 3663.899932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.899932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.899932][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.899932][ T10] netlink_unicast+0x449/0x710 [ 3663.899932][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.899932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.899932][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.899932][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.899932][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.899932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.899932][ T10] [ 3663.901744][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3663.901744][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3663.901744][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3663.901744][ T10] ipv6_find_idev+0x102/0x170 [ 3663.901744][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3663.901744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3663.901744][ T10] netlink_rcv_skb+0x130/0x360 [ 3663.901744][ T10] netlink_unicast+0x449/0x710 [ 3663.901744][ T10] netlink_sendmsg+0x723/0xbe0 [ 3663.901744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3663.901744][ T10] ___sys_sendmsg+0xee/0x170 [ 3663.901744][ T10] __sys_sendmsg+0xcd/0x170 [ 3663.901744][ T10] do_syscall_64+0xc6/0x1e0 [ 3663.901744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3663.901744][ T10] [ 3674.006886][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3674.007284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.007284][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3674.007284][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3674.007284][ T10] fib6_nh_init+0xa22/0x1580 [ 3674.007284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.007284][ T10] ip6_route_add+0x1c/0x140 [ 3674.007284][ T10] inet6_rtm_newroute+0x104/0x110 [ 3674.007284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.007284][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.007284][ T10] netlink_unicast+0x449/0x710 [ 3674.007284][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.007284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.007284][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.007284][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.007284][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.007284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.007284][ T10] [ 3674.009277][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.009277][ T10] dst_init+0x84/0x4a0 [ 3674.009277][ T10] dst_alloc+0x97/0x150 [ 3674.009277][ T10] ip6_dst_alloc+0x23/0x90 [ 3674.009277][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3674.009277][ T10] ip6_pol_route+0x56f/0x840 [ 3674.009277][ T10] fib6_rule_lookup+0x456/0x630 [ 3674.009277][ T10] ip6_route_input+0x59c/0xa50 [ 3674.009277][ T10] ipv6_rcv+0x397/0x810 [ 3674.009277][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3674.009277][ T10] process_backlog+0x101/0x620 [ 3674.009277][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3674.009277][ T10] net_rx_action+0x495/0xbe0 [ 3674.009277][ T10] __do_softirq+0x1b5/0x7f6 [ 3674.009277][ T10] [ 3674.010995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.010995][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.010995][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.010995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.010995][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3674.010995][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3674.010995][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3674.010995][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3674.010995][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3674.010995][ T10] addrconf_dad_begin+0x310/0x670 [ 3674.010995][ T10] addrconf_dad_work+0x10b/0xab0 [ 3674.010995][ T10] process_one_work+0x84d/0x18a0 [ 3674.010995][ T10] worker_thread+0x587/0xd30 [ 3674.010995][ T10] kthread+0x28a/0x350 [ 3674.010995][ T10] ret_from_fork+0x31/0x70 [ 3674.010995][ T10] ret_from_fork_asm+0x1a/0x30 [ 3674.010995][ T10] [ 3674.013077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.013077][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.013077][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.013077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.013077][ T10] ip6_route_add+0x1c/0x140 [ 3674.013077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3674.013077][ T10] inet6_addr_add+0x4f8/0xa40 [ 3674.013077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.013077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.013077][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.013077][ T10] netlink_unicast+0x449/0x710 [ 3674.013077][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.013077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.013077][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.013077][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.013077][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.013077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.013077][ T10] [ 3674.015102][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.015102][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.015102][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.015102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.015102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3674.015102][ T10] ipv6_add_addr+0x411/0x2000 [ 3674.015102][ T10] inet6_addr_add+0x30e/0xa40 [ 3674.015102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.015102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.015102][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.015102][ T10] netlink_unicast+0x449/0x710 [ 3674.015102][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.015102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.015102][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.015102][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.015102][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.015102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.015102][ T10] [ 3674.017108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.017108][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.017108][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.017108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.017108][ T10] ip6_route_add+0x1c/0x140 [ 3674.017108][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3674.017108][ T10] addrconf_add_dev+0xe2/0x170 [ 3674.017108][ T10] inet6_addr_add+0x12f/0xa40 [ 3674.017108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.017108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.017108][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.017108][ T10] netlink_unicast+0x449/0x710 [ 3674.017108][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.017108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.017108][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.017108][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.017108][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.017108][ T10] [ 3674.019082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.019082][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3674.019082][ T10] ipv6_find_idev+0x102/0x170 [ 3674.019082][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.019082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.019082][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.019082][ T10] netlink_unicast+0x449/0x710 [ 3674.019082][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.019082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.019082][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.019082][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.019082][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.019082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.019082][ T10] [ 3674.020641][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3674.020641][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3674.020641][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3674.020641][ T10] ipv6_find_idev+0x102/0x170 [ 3674.020641][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.020641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.020641][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.020641][ T10] netlink_unicast+0x449/0x710 [ 3674.020641][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.020641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.020641][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.020641][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.020641][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.020641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.020641][ T10] [ 3674.022343][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3674.022618][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3674.022618][ T10] dst_init+0x84/0x4a0 [ 3674.022618][ T10] dst_alloc+0x97/0x150 [ 3674.022618][ T10] ip6_dst_alloc+0x23/0x90 [ 3674.022618][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3674.022618][ T10] ip6_pol_route+0x56f/0x840 [ 3674.022618][ T10] fib6_rule_lookup+0x456/0x630 [ 3674.022618][ T10] ip6_route_input+0x59c/0xa50 [ 3674.022618][ T10] ipv6_rcv+0x397/0x810 [ 3674.022618][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3674.022618][ T10] process_backlog+0x101/0x620 [ 3674.022618][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3674.022618][ T10] net_rx_action+0x495/0xbe0 [ 3674.022618][ T10] __do_softirq+0x1b5/0x7f6 [ 3674.022618][ T10] [ 3674.024269][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.024269][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3674.024269][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3674.024269][ T10] fib6_nh_init+0xa22/0x1580 [ 3674.024269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.024269][ T10] ip6_route_add+0x1c/0x140 [ 3674.024269][ T10] inet6_rtm_newroute+0x104/0x110 [ 3674.024269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.024269][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.024269][ T10] netlink_unicast+0x449/0x710 [ 3674.024269][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.024269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.024269][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.024269][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.024269][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.024269][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.024269][ T10] [ 3674.026143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.026143][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.026143][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.026143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.026143][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3674.026143][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3674.026143][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3674.026143][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3674.026143][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3674.026143][ T10] addrconf_dad_begin+0x310/0x670 [ 3674.026143][ T10] addrconf_dad_work+0x10b/0xab0 [ 3674.026143][ T10] process_one_work+0x84d/0x18a0 [ 3674.026143][ T10] worker_thread+0x587/0xd30 [ 3674.026143][ T10] kthread+0x28a/0x350 [ 3674.026143][ T10] ret_from_fork+0x31/0x70 [ 3674.026143][ T10] ret_from_fork_asm+0x1a/0x30 [ 3674.026143][ T10] [ 3674.028068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.028068][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.028068][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.028068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.028068][ T10] ip6_route_add+0x1c/0x140 [ 3674.028068][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3674.028068][ T10] inet6_addr_add+0x4f8/0xa40 [ 3674.028068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.028068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.028068][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.028068][ T10] netlink_unicast+0x449/0x710 [ 3674.028068][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.028068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.028068][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.028068][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.028068][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.028068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.028068][ T10] [ 3674.030054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.030054][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.030054][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.030054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.030054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3674.030054][ T10] ipv6_add_addr+0x411/0x2000 [ 3674.030054][ T10] inet6_addr_add+0x30e/0xa40 [ 3674.030054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.030054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.030054][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.030054][ T10] netlink_unicast+0x449/0x710 [ 3674.030054][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.030054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.030054][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.030054][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.030054][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.030054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.030054][ T10] [ 3674.032072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.032072][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.032072][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.032072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.032072][ T10] ip6_route_add+0x1c/0x140 [ 3674.032072][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3674.032072][ T10] addrconf_add_dev+0xe2/0x170 [ 3674.032072][ T10] inet6_addr_add+0x12f/0xa40 [ 3674.032072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.032072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.032072][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.032072][ T10] netlink_unicast+0x449/0x710 [ 3674.032072][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.032072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.032072][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.032072][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.032072][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.032072][ T10] [ 3674.034311][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.034311][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3674.034311][ T10] ipv6_find_idev+0x102/0x170 [ 3674.034311][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.034311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.034311][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.034311][ T10] netlink_unicast+0x449/0x710 [ 3674.034311][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.034311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.034311][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.034311][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.034311][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.034311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.034311][ T10] [ 3674.036153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3674.036153][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3674.036153][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3674.036153][ T10] ipv6_find_idev+0x102/0x170 [ 3674.036153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.036153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.036153][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.036153][ T10] netlink_unicast+0x449/0x710 [ 3674.036153][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.036153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.036153][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.036153][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.036153][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.036153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.036153][ T10] [ 3674.038114][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3674.038359][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3674.038359][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.038359][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.038359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.038359][ T10] ip6_route_add+0x1c/0x140 [ 3674.038359][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3674.038359][ T10] inet6_addr_add+0x4f8/0xa40 [ 3674.038359][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.038359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.038359][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.038359][ T10] netlink_unicast+0x449/0x710 [ 3674.038359][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.038359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.038359][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.038359][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.038359][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.038359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.038359][ T10] [ 3674.040683][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3674.040683][ T10] netdev_get_by_index+0x5e/0x80 [ 3674.040683][ T10] fib6_nh_init+0x3d8/0x1580 [ 3674.040683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3674.040683][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3674.040683][ T10] ipv6_add_addr+0x411/0x2000 [ 3674.040683][ T10] inet6_addr_add+0x30e/0xa40 [ 3674.040683][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3674.040683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.040683][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.040683][ T10] netlink_unicast+0x449/0x710 [ 3674.040683][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.040683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.040683][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.040683][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.040683][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.040683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.040683][ T10] [ 3674.043012][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3674.043012][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3674.043012][ T10] ipv6_find_idev+0x102/0x170 [ 3674.043012][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.043012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.043012][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.043012][ T10] netlink_unicast+0x449/0x710 [ 3674.043012][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.043012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.043012][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.043012][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.043012][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.043012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.043012][ T10] [ 3674.044857][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3674.044857][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3674.044857][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3674.044857][ T10] ipv6_find_idev+0x102/0x170 [ 3674.044857][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3674.044857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3674.044857][ T10] netlink_rcv_skb+0x130/0x360 [ 3674.044857][ T10] netlink_unicast+0x449/0x710 [ 3674.044857][ T10] netlink_sendmsg+0x723/0xbe0 [ 3674.044857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3674.044857][ T10] ___sys_sendmsg+0xee/0x170 [ 3674.044857][ T10] __sys_sendmsg+0xcd/0x170 [ 3674.044857][ T10] do_syscall_64+0xc6/0x1e0 [ 3674.044857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3674.044857][ T10] [ 3684.335082][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3684.335556][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.335556][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3684.335556][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3684.335556][ T10] fib6_nh_init+0xa22/0x1580 [ 3684.335556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.335556][ T10] ip6_route_add+0x1c/0x140 [ 3684.335556][ T10] inet6_rtm_newroute+0x104/0x110 [ 3684.335556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.335556][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.335556][ T10] netlink_unicast+0x449/0x710 [ 3684.335556][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.335556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.335556][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.335556][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.335556][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.335556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.335556][ T10] [ 3684.337547][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.337547][ T10] dst_init+0x84/0x4a0 [ 3684.337547][ T10] dst_alloc+0x97/0x150 [ 3684.337547][ T10] ip6_dst_alloc+0x23/0x90 [ 3684.337547][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3684.337547][ T10] ip6_pol_route+0x56f/0x840 [ 3684.337547][ T10] fib6_rule_lookup+0x456/0x630 [ 3684.337547][ T10] ip6_route_input+0x59c/0xa50 [ 3684.337547][ T10] ipv6_rcv+0x397/0x810 [ 3684.337547][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3684.337547][ T10] process_backlog+0x101/0x620 [ 3684.337547][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3684.337547][ T10] net_rx_action+0x495/0xbe0 [ 3684.337547][ T10] __do_softirq+0x1b5/0x7f6 [ 3684.337547][ T10] [ 3684.339294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.339294][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.339294][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.339294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.339294][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3684.339294][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3684.339294][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3684.339294][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3684.339294][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3684.339294][ T10] addrconf_dad_begin+0x310/0x670 [ 3684.339294][ T10] addrconf_dad_work+0x10b/0xab0 [ 3684.339294][ T10] process_one_work+0x84d/0x18a0 [ 3684.339294][ T10] worker_thread+0x587/0xd30 [ 3684.339294][ T10] kthread+0x28a/0x350 [ 3684.339294][ T10] ret_from_fork+0x31/0x70 [ 3684.339294][ T10] ret_from_fork_asm+0x1a/0x30 [ 3684.339294][ T10] [ 3684.341300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.341300][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.341300][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.341300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.341300][ T10] ip6_route_add+0x1c/0x140 [ 3684.341300][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3684.341300][ T10] inet6_addr_add+0x4f8/0xa40 [ 3684.341300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.341300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.341300][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.341300][ T10] netlink_unicast+0x449/0x710 [ 3684.341300][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.341300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.341300][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.341300][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.341300][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.341300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.341300][ T10] [ 3684.343389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.343389][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.343389][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.343389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.343389][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3684.343389][ T10] ipv6_add_addr+0x411/0x2000 [ 3684.343389][ T10] inet6_addr_add+0x30e/0xa40 [ 3684.343389][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.343389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.343389][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.343389][ T10] netlink_unicast+0x449/0x710 [ 3684.343389][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.343389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.343389][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.343389][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.343389][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.343389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.343389][ T10] [ 3684.345489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.345489][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.345489][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.345489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.345489][ T10] ip6_route_add+0x1c/0x140 [ 3684.345489][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3684.345489][ T10] addrconf_add_dev+0xe2/0x170 [ 3684.345489][ T10] inet6_addr_add+0x12f/0xa40 [ 3684.345489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.345489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.345489][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.345489][ T10] netlink_unicast+0x449/0x710 [ 3684.345489][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.345489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.345489][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.345489][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.345489][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.345489][ T10] [ 3684.347535][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.347535][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3684.347535][ T10] ipv6_find_idev+0x102/0x170 [ 3684.347535][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.347535][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.347535][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.347535][ T10] netlink_unicast+0x449/0x710 [ 3684.347535][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.347535][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.347535][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.347535][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.347535][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.347535][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.347535][ T10] [ 3684.349159][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3684.349159][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3684.349159][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3684.349159][ T10] ipv6_find_idev+0x102/0x170 [ 3684.349159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.349159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.349159][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.349159][ T10] netlink_unicast+0x449/0x710 [ 3684.349159][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.349159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.349159][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.349159][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.349159][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.349159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.349159][ T10] [ 3684.350942][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3684.351223][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3684.351223][ T10] dst_init+0x84/0x4a0 [ 3684.351223][ T10] dst_alloc+0x97/0x150 [ 3684.351223][ T10] ip6_dst_alloc+0x23/0x90 [ 3684.351223][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3684.351223][ T10] ip6_pol_route+0x56f/0x840 [ 3684.351223][ T10] fib6_rule_lookup+0x456/0x630 [ 3684.351223][ T10] ip6_route_input+0x59c/0xa50 [ 3684.351223][ T10] ipv6_rcv+0x397/0x810 [ 3684.351223][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3684.351223][ T10] process_backlog+0x101/0x620 [ 3684.351223][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3684.351223][ T10] net_rx_action+0x495/0xbe0 [ 3684.351223][ T10] __do_softirq+0x1b5/0x7f6 [ 3684.351223][ T10] [ 3684.353465][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.353465][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3684.353465][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3684.353465][ T10] fib6_nh_init+0xa22/0x1580 [ 3684.353465][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.353465][ T10] ip6_route_add+0x1c/0x140 [ 3684.353465][ T10] inet6_rtm_newroute+0x104/0x110 [ 3684.353465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.353465][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.353465][ T10] netlink_unicast+0x449/0x710 [ 3684.353465][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.353465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.353465][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.353465][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.353465][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.353465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.353465][ T10] [ 3684.355441][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.355441][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.355441][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.355441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.355441][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3684.355441][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3684.355441][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3684.355441][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3684.355441][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3684.355441][ T10] addrconf_dad_begin+0x310/0x670 [ 3684.355441][ T10] addrconf_dad_work+0x10b/0xab0 [ 3684.355441][ T10] process_one_work+0x84d/0x18a0 [ 3684.355441][ T10] worker_thread+0x587/0xd30 [ 3684.355441][ T10] kthread+0x28a/0x350 [ 3684.355441][ T10] ret_from_fork+0x31/0x70 [ 3684.355441][ T10] ret_from_fork_asm+0x1a/0x30 [ 3684.355441][ T10] [ 3684.357446][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.357446][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.357446][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.357446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.357446][ T10] ip6_route_add+0x1c/0x140 [ 3684.357446][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3684.357446][ T10] inet6_addr_add+0x4f8/0xa40 [ 3684.357446][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.357446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.357446][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.357446][ T10] netlink_unicast+0x449/0x710 [ 3684.357446][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.357446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.357446][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.357446][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.357446][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.357446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.357446][ T10] [ 3684.359547][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.359547][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.359547][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.359547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.359547][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3684.359547][ T10] ipv6_add_addr+0x411/0x2000 [ 3684.359547][ T10] inet6_addr_add+0x30e/0xa40 [ 3684.359547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.359547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.359547][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.359547][ T10] netlink_unicast+0x449/0x710 [ 3684.359547][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.359547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.359547][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.359547][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.359547][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.359547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.359547][ T10] [ 3684.361633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.361633][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.361633][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.361633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.361633][ T10] ip6_route_add+0x1c/0x140 [ 3684.361633][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3684.361633][ T10] addrconf_add_dev+0xe2/0x170 [ 3684.361633][ T10] inet6_addr_add+0x12f/0xa40 [ 3684.361633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.361633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.361633][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.361633][ T10] netlink_unicast+0x449/0x710 [ 3684.361633][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.361633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.361633][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.361633][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.361633][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.361633][ T10] [ 3684.364247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.364247][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3684.364247][ T10] ipv6_find_idev+0x102/0x170 [ 3684.364247][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.364247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.364247][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.364247][ T10] netlink_unicast+0x449/0x710 [ 3684.364247][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.364247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.364247][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.364247][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.364247][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.364247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.364247][ T10] [ 3684.366044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3684.366044][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3684.366044][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3684.366044][ T10] ipv6_find_idev+0x102/0x170 [ 3684.366044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.366044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.366044][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.366044][ T10] netlink_unicast+0x449/0x710 [ 3684.366044][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.366044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.366044][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.366044][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.366044][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.366044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.366044][ T10] [ 3684.368082][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3684.368332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3684.368332][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.368332][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.368332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.368332][ T10] ip6_route_add+0x1c/0x140 [ 3684.368332][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3684.368332][ T10] inet6_addr_add+0x4f8/0xa40 [ 3684.368332][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.368332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.368332][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.368332][ T10] netlink_unicast+0x449/0x710 [ 3684.368332][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.368332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.368332][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.368332][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.368332][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.368332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.368332][ T10] [ 3684.370664][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3684.370664][ T10] netdev_get_by_index+0x5e/0x80 [ 3684.370664][ T10] fib6_nh_init+0x3d8/0x1580 [ 3684.370664][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3684.370664][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3684.370664][ T10] ipv6_add_addr+0x411/0x2000 [ 3684.370664][ T10] inet6_addr_add+0x30e/0xa40 [ 3684.370664][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3684.370664][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.370664][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.370664][ T10] netlink_unicast+0x449/0x710 [ 3684.370664][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.370664][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.370664][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.370664][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.370664][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.370664][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.370664][ T10] [ 3684.373003][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3684.373003][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3684.373003][ T10] ipv6_find_idev+0x102/0x170 [ 3684.373003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.373003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.373003][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.373003][ T10] netlink_unicast+0x449/0x710 [ 3684.373003][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.373003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.373003][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.373003][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.373003][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.373003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.373003][ T10] [ 3684.374797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3684.374797][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3684.374797][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3684.374797][ T10] ipv6_find_idev+0x102/0x170 [ 3684.374797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3684.374797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3684.374797][ T10] netlink_rcv_skb+0x130/0x360 [ 3684.374797][ T10] netlink_unicast+0x449/0x710 [ 3684.374797][ T10] netlink_sendmsg+0x723/0xbe0 [ 3684.374797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3684.374797][ T10] ___sys_sendmsg+0xee/0x170 [ 3684.374797][ T10] __sys_sendmsg+0xcd/0x170 [ 3684.374797][ T10] do_syscall_64+0xc6/0x1e0 [ 3684.374797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3684.374797][ T10] [ 3694.543010][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3694.543595][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.543595][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3694.543595][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3694.543595][ T10] fib6_nh_init+0xa22/0x1580 [ 3694.543595][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.543595][ T10] ip6_route_add+0x1c/0x140 [ 3694.543595][ T10] inet6_rtm_newroute+0x104/0x110 [ 3694.543595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.543595][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.543595][ T10] netlink_unicast+0x449/0x710 [ 3694.543595][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.543595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.543595][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.543595][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.543595][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.543595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.543595][ T10] [ 3694.546710][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.546710][ T10] dst_init+0x84/0x4a0 [ 3694.546710][ T10] dst_alloc+0x97/0x150 [ 3694.546710][ T10] ip6_dst_alloc+0x23/0x90 [ 3694.546710][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3694.546710][ T10] ip6_pol_route+0x56f/0x840 [ 3694.546710][ T10] fib6_rule_lookup+0x456/0x630 [ 3694.546710][ T10] ip6_route_input+0x59c/0xa50 [ 3694.546710][ T10] ipv6_rcv+0x397/0x810 [ 3694.546710][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3694.546710][ T10] process_backlog+0x101/0x620 [ 3694.546710][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3694.546710][ T10] net_rx_action+0x495/0xbe0 [ 3694.546710][ T10] __do_softirq+0x1b5/0x7f6 [ 3694.546710][ T10] [ 3694.549441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.549441][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.549441][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.549441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.549441][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3694.549441][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3694.549441][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3694.549441][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3694.549441][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3694.549441][ T10] addrconf_dad_begin+0x310/0x670 [ 3694.549441][ T10] addrconf_dad_work+0x10b/0xab0 [ 3694.549441][ T10] process_one_work+0x84d/0x18a0 [ 3694.549441][ T10] worker_thread+0x587/0xd30 [ 3694.549441][ T10] kthread+0x28a/0x350 [ 3694.549441][ T10] ret_from_fork+0x31/0x70 [ 3694.549441][ T10] ret_from_fork_asm+0x1a/0x30 [ 3694.549441][ T10] [ 3694.552615][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.552615][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.552615][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.552615][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.552615][ T10] ip6_route_add+0x1c/0x140 [ 3694.552615][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3694.552615][ T10] inet6_addr_add+0x4f8/0xa40 [ 3694.552615][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.552615][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.552615][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.552615][ T10] netlink_unicast+0x449/0x710 [ 3694.552615][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.552615][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.552615][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.552615][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.552615][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.552615][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.552615][ T10] [ 3694.555926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.555926][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.555926][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.555926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.555926][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3694.555926][ T10] ipv6_add_addr+0x411/0x2000 [ 3694.555926][ T10] inet6_addr_add+0x30e/0xa40 [ 3694.555926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.555926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.555926][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.555926][ T10] netlink_unicast+0x449/0x710 [ 3694.555926][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.555926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.555926][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.555926][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.555926][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.555926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.555926][ T10] [ 3694.559250][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.559250][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.559250][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.559250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.559250][ T10] ip6_route_add+0x1c/0x140 [ 3694.559250][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3694.559250][ T10] addrconf_add_dev+0xe2/0x170 [ 3694.559250][ T10] inet6_addr_add+0x12f/0xa40 [ 3694.559250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.559250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.559250][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.559250][ T10] netlink_unicast+0x449/0x710 [ 3694.559250][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.559250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.559250][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.559250][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.559250][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.559250][ T10] [ 3694.562506][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.562506][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3694.562506][ T10] ipv6_find_idev+0x102/0x170 [ 3694.562506][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.562506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.562506][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.562506][ T10] netlink_unicast+0x449/0x710 [ 3694.562506][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.562506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.562506][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.562506][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.562506][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.562506][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.562506][ T10] [ 3694.565053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3694.565053][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3694.565053][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3694.565053][ T10] ipv6_find_idev+0x102/0x170 [ 3694.565053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.565053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.565053][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.565053][ T10] netlink_unicast+0x449/0x710 [ 3694.565053][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.565053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.565053][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.565053][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.565053][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.565053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.565053][ T10] [ 3694.567852][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3694.568302][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3694.568302][ T10] dst_init+0x84/0x4a0 [ 3694.568302][ T10] dst_alloc+0x97/0x150 [ 3694.568302][ T10] ip6_dst_alloc+0x23/0x90 [ 3694.568302][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3694.568302][ T10] ip6_pol_route+0x56f/0x840 [ 3694.568302][ T10] fib6_rule_lookup+0x456/0x630 [ 3694.568302][ T10] ip6_route_input+0x59c/0xa50 [ 3694.568302][ T10] ipv6_rcv+0x397/0x810 [ 3694.568302][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3694.568302][ T10] process_backlog+0x101/0x620 [ 3694.568302][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3694.568302][ T10] net_rx_action+0x495/0xbe0 [ 3694.568302][ T10] __do_softirq+0x1b5/0x7f6 [ 3694.568302][ T10] [ 3694.571033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.571033][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3694.571033][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3694.571033][ T10] fib6_nh_init+0xa22/0x1580 [ 3694.571033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.571033][ T10] ip6_route_add+0x1c/0x140 [ 3694.571033][ T10] inet6_rtm_newroute+0x104/0x110 [ 3694.571033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.571033][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.571033][ T10] netlink_unicast+0x449/0x710 [ 3694.571033][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.571033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.571033][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.571033][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.571033][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.571033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.571033][ T10] [ 3694.574175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.574175][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.574175][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.574175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.574175][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3694.574175][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3694.574175][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3694.574175][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3694.574175][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3694.574175][ T10] addrconf_dad_begin+0x310/0x670 [ 3694.574175][ T10] addrconf_dad_work+0x10b/0xab0 [ 3694.574175][ T10] process_one_work+0x84d/0x18a0 [ 3694.574175][ T10] worker_thread+0x587/0xd30 [ 3694.574175][ T10] kthread+0x28a/0x350 [ 3694.574175][ T10] ret_from_fork+0x31/0x70 [ 3694.574175][ T10] ret_from_fork_asm+0x1a/0x30 [ 3694.574175][ T10] [ 3694.577342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.577342][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.577342][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.577342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.577342][ T10] ip6_route_add+0x1c/0x140 [ 3694.577342][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3694.577342][ T10] inet6_addr_add+0x4f8/0xa40 [ 3694.577342][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.577342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.577342][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.577342][ T10] netlink_unicast+0x449/0x710 [ 3694.577342][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.577342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.577342][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.577342][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.577342][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.577342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.577342][ T10] [ 3694.581263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.581263][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.581263][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.581263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.581263][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3694.581263][ T10] ipv6_add_addr+0x411/0x2000 [ 3694.581263][ T10] inet6_addr_add+0x30e/0xa40 [ 3694.581263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.581263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.581263][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.581263][ T10] netlink_unicast+0x449/0x710 [ 3694.581263][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.581263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.581263][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.581263][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.581263][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.581263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.581263][ T10] [ 3694.584576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.584576][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.584576][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.584576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.584576][ T10] ip6_route_add+0x1c/0x140 [ 3694.584576][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3694.584576][ T10] addrconf_add_dev+0xe2/0x170 [ 3694.584576][ T10] inet6_addr_add+0x12f/0xa40 [ 3694.584576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.584576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.584576][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.584576][ T10] netlink_unicast+0x449/0x710 [ 3694.584576][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.584576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.584576][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.584576][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.584576][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.584576][ T10] [ 3694.588192][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.588192][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3694.588192][ T10] ipv6_find_idev+0x102/0x170 [ 3694.588192][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.588192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.588192][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.588192][ T10] netlink_unicast+0x449/0x710 [ 3694.588192][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.588192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.588192][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.588192][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.588192][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.588192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.588192][ T10] [ 3694.591102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3694.591102][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3694.591102][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3694.591102][ T10] ipv6_find_idev+0x102/0x170 [ 3694.591102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.591102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.591102][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.591102][ T10] netlink_unicast+0x449/0x710 [ 3694.591102][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.591102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.591102][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.591102][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.591102][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.591102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.591102][ T10] [ 3694.594593][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3694.595134][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3694.595134][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.595134][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.595134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.595134][ T10] ip6_route_add+0x1c/0x140 [ 3694.595134][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3694.595134][ T10] inet6_addr_add+0x4f8/0xa40 [ 3694.595134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.595134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.595134][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.595134][ T10] netlink_unicast+0x449/0x710 [ 3694.595134][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.595134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.595134][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.595134][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.595134][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.595134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.595134][ T10] [ 3694.598812][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3694.598812][ T10] netdev_get_by_index+0x5e/0x80 [ 3694.598812][ T10] fib6_nh_init+0x3d8/0x1580 [ 3694.598812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3694.598812][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3694.598812][ T10] ipv6_add_addr+0x411/0x2000 [ 3694.598812][ T10] inet6_addr_add+0x30e/0xa40 [ 3694.598812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3694.598812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.598812][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.598812][ T10] netlink_unicast+0x449/0x710 [ 3694.598812][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.598812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.598812][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.598812][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.598812][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.598812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.598812][ T10] [ 3694.602431][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3694.602431][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3694.602431][ T10] ipv6_find_idev+0x102/0x170 [ 3694.602431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.602431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.602431][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.602431][ T10] netlink_unicast+0x449/0x710 [ 3694.602431][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.602431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.602431][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.602431][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.602431][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.602431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.602431][ T10] [ 3694.605390][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3694.605390][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3694.605390][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3694.605390][ T10] ipv6_find_idev+0x102/0x170 [ 3694.605390][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3694.605390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3694.605390][ T10] netlink_rcv_skb+0x130/0x360 [ 3694.605390][ T10] netlink_unicast+0x449/0x710 [ 3694.605390][ T10] netlink_sendmsg+0x723/0xbe0 [ 3694.605390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3694.605390][ T10] ___sys_sendmsg+0xee/0x170 [ 3694.605390][ T10] __sys_sendmsg+0xcd/0x170 [ 3694.605390][ T10] do_syscall_64+0xc6/0x1e0 [ 3694.605390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3694.605390][ T10] [ 3704.638985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3704.639525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.639525][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3704.639525][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3704.639525][ T10] fib6_nh_init+0xa22/0x1580 [ 3704.639525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.639525][ T10] ip6_route_add+0x1c/0x140 [ 3704.639525][ T10] inet6_rtm_newroute+0x104/0x110 [ 3704.639525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.639525][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.639525][ T10] netlink_unicast+0x449/0x710 [ 3704.639525][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.639525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.639525][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.639525][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.639525][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.639525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.639525][ T10] [ 3704.642648][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.642648][ T10] dst_init+0x84/0x4a0 [ 3704.642648][ T10] dst_alloc+0x97/0x150 [ 3704.642648][ T10] ip6_dst_alloc+0x23/0x90 [ 3704.642648][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3704.642648][ T10] ip6_pol_route+0x56f/0x840 [ 3704.642648][ T10] fib6_rule_lookup+0x456/0x630 [ 3704.642648][ T10] ip6_route_input+0x59c/0xa50 [ 3704.642648][ T10] ipv6_rcv+0x397/0x810 [ 3704.642648][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3704.642648][ T10] process_backlog+0x101/0x620 [ 3704.642648][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3704.642648][ T10] net_rx_action+0x495/0xbe0 [ 3704.642648][ T10] __do_softirq+0x1b5/0x7f6 [ 3704.642648][ T10] [ 3704.645371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.645371][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.645371][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.645371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.645371][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3704.645371][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3704.645371][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3704.645371][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3704.645371][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3704.645371][ T10] addrconf_dad_begin+0x310/0x670 [ 3704.645371][ T10] addrconf_dad_work+0x10b/0xab0 [ 3704.645371][ T10] process_one_work+0x84d/0x18a0 [ 3704.645371][ T10] worker_thread+0x587/0xd30 [ 3704.645371][ T10] kthread+0x28a/0x350 [ 3704.645371][ T10] ret_from_fork+0x31/0x70 [ 3704.645371][ T10] ret_from_fork_asm+0x1a/0x30 [ 3704.645371][ T10] [ 3704.648546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.648546][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.648546][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.648546][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.648546][ T10] ip6_route_add+0x1c/0x140 [ 3704.648546][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3704.648546][ T10] inet6_addr_add+0x4f8/0xa40 [ 3704.648546][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.648546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.648546][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.648546][ T10] netlink_unicast+0x449/0x710 [ 3704.648546][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.648546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.648546][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.648546][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.648546][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.648546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.648546][ T10] [ 3704.651866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.651866][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.651866][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.651866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.651866][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3704.651866][ T10] ipv6_add_addr+0x411/0x2000 [ 3704.651866][ T10] inet6_addr_add+0x30e/0xa40 [ 3704.651866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.651866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.651866][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.651866][ T10] netlink_unicast+0x449/0x710 [ 3704.651866][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.651866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.651866][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.651866][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.651866][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.651866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.651866][ T10] [ 3704.655186][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.655186][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.655186][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.655186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.655186][ T10] ip6_route_add+0x1c/0x140 [ 3704.655186][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3704.655186][ T10] addrconf_add_dev+0xe2/0x170 [ 3704.655186][ T10] inet6_addr_add+0x12f/0xa40 [ 3704.655186][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.655186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.655186][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.655186][ T10] netlink_unicast+0x449/0x710 [ 3704.655186][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.655186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.655186][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.655186][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.655186][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.655186][ T10] [ 3704.658462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.658462][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3704.658462][ T10] ipv6_find_idev+0x102/0x170 [ 3704.658462][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.658462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.658462][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.658462][ T10] netlink_unicast+0x449/0x710 [ 3704.658462][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.658462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.658462][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.658462][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.658462][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.658462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.658462][ T10] [ 3704.661019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3704.661019][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3704.661019][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3704.661019][ T10] ipv6_find_idev+0x102/0x170 [ 3704.661019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.661019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.661019][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.661019][ T10] netlink_unicast+0x449/0x710 [ 3704.661019][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.661019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.661019][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.661019][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.661019][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.661019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.661019][ T10] [ 3704.663977][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3704.664383][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3704.664383][ T10] dst_init+0x84/0x4a0 [ 3704.664383][ T10] dst_alloc+0x97/0x150 [ 3704.664383][ T10] ip6_dst_alloc+0x23/0x90 [ 3704.664383][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3704.664383][ T10] ip6_pol_route+0x56f/0x840 [ 3704.664383][ T10] fib6_rule_lookup+0x456/0x630 [ 3704.664383][ T10] ip6_route_input+0x59c/0xa50 [ 3704.664383][ T10] ipv6_rcv+0x397/0x810 [ 3704.664383][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3704.664383][ T10] process_backlog+0x101/0x620 [ 3704.664383][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3704.664383][ T10] net_rx_action+0x495/0xbe0 [ 3704.664383][ T10] __do_softirq+0x1b5/0x7f6 [ 3704.664383][ T10] [ 3704.667105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.667105][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3704.667105][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3704.667105][ T10] fib6_nh_init+0xa22/0x1580 [ 3704.667105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.667105][ T10] ip6_route_add+0x1c/0x140 [ 3704.667105][ T10] inet6_rtm_newroute+0x104/0x110 [ 3704.667105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.667105][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.667105][ T10] netlink_unicast+0x449/0x710 [ 3704.667105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.667105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.667105][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.667105][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.667105][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.667105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.667105][ T10] [ 3704.670216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.670216][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.670216][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.670216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.670216][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3704.670216][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3704.670216][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3704.670216][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3704.670216][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3704.670216][ T10] addrconf_dad_begin+0x310/0x670 [ 3704.670216][ T10] addrconf_dad_work+0x10b/0xab0 [ 3704.670216][ T10] process_one_work+0x84d/0x18a0 [ 3704.670216][ T10] worker_thread+0x587/0xd30 [ 3704.670216][ T10] kthread+0x28a/0x350 [ 3704.670216][ T10] ret_from_fork+0x31/0x70 [ 3704.670216][ T10] ret_from_fork_asm+0x1a/0x30 [ 3704.670216][ T10] [ 3704.673377][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.673377][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.673377][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.673377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.673377][ T10] ip6_route_add+0x1c/0x140 [ 3704.673377][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3704.673377][ T10] inet6_addr_add+0x4f8/0xa40 [ 3704.673377][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.673377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.673377][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.673377][ T10] netlink_unicast+0x449/0x710 [ 3704.673377][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.673377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.673377][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.673377][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.673377][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.673377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.673377][ T10] [ 3704.676685][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.676685][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.676685][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.676685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.676685][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3704.676685][ T10] ipv6_add_addr+0x411/0x2000 [ 3704.676685][ T10] inet6_addr_add+0x30e/0xa40 [ 3704.676685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.676685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.676685][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.676685][ T10] netlink_unicast+0x449/0x710 [ 3704.676685][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.676685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.676685][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.676685][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.676685][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.676685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.676685][ T10] [ 3704.679990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.679990][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.679990][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.679990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.679990][ T10] ip6_route_add+0x1c/0x140 [ 3704.679990][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3704.679990][ T10] addrconf_add_dev+0xe2/0x170 [ 3704.679990][ T10] inet6_addr_add+0x12f/0xa40 [ 3704.679990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.679990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.679990][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.679990][ T10] netlink_unicast+0x449/0x710 [ 3704.679990][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.679990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.679990][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.679990][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.679990][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.679990][ T10] [ 3704.683582][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.683582][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3704.683582][ T10] ipv6_find_idev+0x102/0x170 [ 3704.683582][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.683582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.683582][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.683582][ T10] netlink_unicast+0x449/0x710 [ 3704.683582][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.683582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.683582][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.683582][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.683582][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.683582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.683582][ T10] [ 3704.686520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3704.686520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3704.686520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3704.686520][ T10] ipv6_find_idev+0x102/0x170 [ 3704.686520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.686520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.686520][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.686520][ T10] netlink_unicast+0x449/0x710 [ 3704.686520][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.686520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.686520][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.686520][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.686520][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.686520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.686520][ T10] [ 3704.689661][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3704.690197][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3704.690197][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.690197][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.690197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.690197][ T10] ip6_route_add+0x1c/0x140 [ 3704.690197][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3704.690197][ T10] inet6_addr_add+0x4f8/0xa40 [ 3704.690197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.690197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.690197][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.690197][ T10] netlink_unicast+0x449/0x710 [ 3704.690197][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.690197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.690197][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.690197][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.690197][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.690197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.690197][ T10] [ 3704.693839][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3704.693839][ T10] netdev_get_by_index+0x5e/0x80 [ 3704.693839][ T10] fib6_nh_init+0x3d8/0x1580 [ 3704.693839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3704.693839][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3704.693839][ T10] ipv6_add_addr+0x411/0x2000 [ 3704.693839][ T10] inet6_addr_add+0x30e/0xa40 [ 3704.693839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3704.693839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.693839][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.693839][ T10] netlink_unicast+0x449/0x710 [ 3704.693839][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.693839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.693839][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.693839][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.693839][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.693839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.693839][ T10] [ 3704.697423][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3704.697423][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3704.697423][ T10] ipv6_find_idev+0x102/0x170 [ 3704.697423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.697423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.697423][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.697423][ T10] netlink_unicast+0x449/0x710 [ 3704.697423][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.697423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.697423][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.697423][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.697423][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.697423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.697423][ T10] [ 3704.700376][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3704.700376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3704.700376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3704.700376][ T10] ipv6_find_idev+0x102/0x170 [ 3704.700376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3704.700376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3704.700376][ T10] netlink_rcv_skb+0x130/0x360 [ 3704.700376][ T10] netlink_unicast+0x449/0x710 [ 3704.700376][ T10] netlink_sendmsg+0x723/0xbe0 [ 3704.700376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3704.700376][ T10] ___sys_sendmsg+0xee/0x170 [ 3704.700376][ T10] __sys_sendmsg+0xcd/0x170 [ 3704.700376][ T10] do_syscall_64+0xc6/0x1e0 [ 3704.700376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3704.700376][ T10] [ 3714.934929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3714.935489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.935489][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3714.935489][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3714.935489][ T10] fib6_nh_init+0xa22/0x1580 [ 3714.935489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.935489][ T10] ip6_route_add+0x1c/0x140 [ 3714.935489][ T10] inet6_rtm_newroute+0x104/0x110 [ 3714.935489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.935489][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.935489][ T10] netlink_unicast+0x449/0x710 [ 3714.935489][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.935489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.935489][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.935489][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.935489][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.935489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.935489][ T10] [ 3714.938546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.938546][ T10] dst_init+0x84/0x4a0 [ 3714.938546][ T10] dst_alloc+0x97/0x150 [ 3714.938546][ T10] ip6_dst_alloc+0x23/0x90 [ 3714.938546][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3714.938546][ T10] ip6_pol_route+0x56f/0x840 [ 3714.938546][ T10] fib6_rule_lookup+0x456/0x630 [ 3714.938546][ T10] ip6_route_input+0x59c/0xa50 [ 3714.938546][ T10] ipv6_rcv+0x397/0x810 [ 3714.938546][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3714.938546][ T10] process_backlog+0x101/0x620 [ 3714.938546][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3714.938546][ T10] net_rx_action+0x495/0xbe0 [ 3714.938546][ T10] __do_softirq+0x1b5/0x7f6 [ 3714.938546][ T10] [ 3714.941189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.941189][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.941189][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.941189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.941189][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3714.941189][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3714.941189][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3714.941189][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3714.941189][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3714.941189][ T10] addrconf_dad_begin+0x310/0x670 [ 3714.941189][ T10] addrconf_dad_work+0x10b/0xab0 [ 3714.941189][ T10] process_one_work+0x84d/0x18a0 [ 3714.941189][ T10] worker_thread+0x587/0xd30 [ 3714.941189][ T10] kthread+0x28a/0x350 [ 3714.941189][ T10] ret_from_fork+0x31/0x70 [ 3714.941189][ T10] ret_from_fork_asm+0x1a/0x30 [ 3714.941189][ T10] [ 3714.944263][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.944263][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.944263][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.944263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.944263][ T10] ip6_route_add+0x1c/0x140 [ 3714.944263][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3714.944263][ T10] inet6_addr_add+0x4f8/0xa40 [ 3714.944263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.944263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.944263][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.944263][ T10] netlink_unicast+0x449/0x710 [ 3714.944263][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.944263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.944263][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.944263][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.944263][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.944263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.944263][ T10] [ 3714.947484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.947484][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.947484][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.947484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.947484][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3714.947484][ T10] ipv6_add_addr+0x411/0x2000 [ 3714.947484][ T10] inet6_addr_add+0x30e/0xa40 [ 3714.947484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.947484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.947484][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.947484][ T10] netlink_unicast+0x449/0x710 [ 3714.947484][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.947484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.947484][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.947484][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.947484][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.947484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.947484][ T10] [ 3714.950764][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.950764][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.950764][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.950764][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.950764][ T10] ip6_route_add+0x1c/0x140 [ 3714.950764][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3714.950764][ T10] addrconf_add_dev+0xe2/0x170 [ 3714.950764][ T10] inet6_addr_add+0x12f/0xa40 [ 3714.950764][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.950764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.950764][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.950764][ T10] netlink_unicast+0x449/0x710 [ 3714.950764][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.950764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.950764][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.950764][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.950764][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.950764][ T10] [ 3714.953932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.953932][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3714.953932][ T10] ipv6_find_idev+0x102/0x170 [ 3714.953932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.953932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.953932][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.953932][ T10] netlink_unicast+0x449/0x710 [ 3714.953932][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.953932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.953932][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.953932][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.953932][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.953932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.953932][ T10] [ 3714.956407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3714.956407][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3714.956407][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3714.956407][ T10] ipv6_find_idev+0x102/0x170 [ 3714.956407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.956407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.956407][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.956407][ T10] netlink_unicast+0x449/0x710 [ 3714.956407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.956407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.956407][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.956407][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.956407][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.956407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.956407][ T10] [ 3714.959145][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3714.959575][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3714.959575][ T10] dst_init+0x84/0x4a0 [ 3714.959575][ T10] dst_alloc+0x97/0x150 [ 3714.959575][ T10] ip6_dst_alloc+0x23/0x90 [ 3714.959575][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3714.959575][ T10] ip6_pol_route+0x56f/0x840 [ 3714.959575][ T10] fib6_rule_lookup+0x456/0x630 [ 3714.959575][ T10] ip6_route_input+0x59c/0xa50 [ 3714.959575][ T10] ipv6_rcv+0x397/0x810 [ 3714.959575][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3714.959575][ T10] process_backlog+0x101/0x620 [ 3714.959575][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3714.959575][ T10] net_rx_action+0x495/0xbe0 [ 3714.959575][ T10] __do_softirq+0x1b5/0x7f6 [ 3714.959575][ T10] [ 3714.962206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.962206][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3714.962206][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3714.962206][ T10] fib6_nh_init+0xa22/0x1580 [ 3714.962206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.962206][ T10] ip6_route_add+0x1c/0x140 [ 3714.962206][ T10] inet6_rtm_newroute+0x104/0x110 [ 3714.962206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.962206][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.962206][ T10] netlink_unicast+0x449/0x710 [ 3714.962206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.962206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.962206][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.962206][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.962206][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.962206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.962206][ T10] [ 3714.965220][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.965220][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.965220][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.965220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.965220][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3714.965220][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3714.965220][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3714.965220][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3714.965220][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3714.965220][ T10] addrconf_dad_begin+0x310/0x670 [ 3714.965220][ T10] addrconf_dad_work+0x10b/0xab0 [ 3714.965220][ T10] process_one_work+0x84d/0x18a0 [ 3714.965220][ T10] worker_thread+0x587/0xd30 [ 3714.965220][ T10] kthread+0x28a/0x350 [ 3714.965220][ T10] ret_from_fork+0x31/0x70 [ 3714.965220][ T10] ret_from_fork_asm+0x1a/0x30 [ 3714.965220][ T10] [ 3714.968295][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.968295][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.968295][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.968295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.968295][ T10] ip6_route_add+0x1c/0x140 [ 3714.968295][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3714.968295][ T10] inet6_addr_add+0x4f8/0xa40 [ 3714.968295][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.968295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.968295][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.968295][ T10] netlink_unicast+0x449/0x710 [ 3714.968295][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.968295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.968295][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.968295][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.968295][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.968295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.968295][ T10] [ 3714.971505][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.971505][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.971505][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.971505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.971505][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3714.971505][ T10] ipv6_add_addr+0x411/0x2000 [ 3714.971505][ T10] inet6_addr_add+0x30e/0xa40 [ 3714.971505][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.971505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.971505][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.971505][ T10] netlink_unicast+0x449/0x710 [ 3714.971505][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.971505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.971505][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.971505][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.971505][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.971505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.971505][ T10] [ 3714.974715][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.974715][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.974715][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.974715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.974715][ T10] ip6_route_add+0x1c/0x140 [ 3714.974715][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3714.974715][ T10] addrconf_add_dev+0xe2/0x170 [ 3714.974715][ T10] inet6_addr_add+0x12f/0xa40 [ 3714.974715][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.974715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.974715][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.974715][ T10] netlink_unicast+0x449/0x710 [ 3714.974715][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.974715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.974715][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.974715][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.974715][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.974715][ T10] [ 3714.978242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.978242][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3714.978242][ T10] ipv6_find_idev+0x102/0x170 [ 3714.978242][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.978242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.978242][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.978242][ T10] netlink_unicast+0x449/0x710 [ 3714.978242][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.978242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.978242][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.978242][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.978242][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.978242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.978242][ T10] [ 3714.981042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3714.981042][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3714.981042][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3714.981042][ T10] ipv6_find_idev+0x102/0x170 [ 3714.981042][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.981042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.981042][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.981042][ T10] netlink_unicast+0x449/0x710 [ 3714.981042][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.981042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.981042][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.981042][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.981042][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.981042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.981042][ T10] [ 3714.984097][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3714.984592][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3714.984592][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.984592][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.984592][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.984592][ T10] ip6_route_add+0x1c/0x140 [ 3714.984592][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3714.984592][ T10] inet6_addr_add+0x4f8/0xa40 [ 3714.984592][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.984592][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.984592][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.984592][ T10] netlink_unicast+0x449/0x710 [ 3714.984592][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.984592][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.984592][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.984592][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.984592][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.984592][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.984592][ T10] [ 3714.988190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3714.988190][ T10] netdev_get_by_index+0x5e/0x80 [ 3714.988190][ T10] fib6_nh_init+0x3d8/0x1580 [ 3714.988190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3714.988190][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3714.988190][ T10] ipv6_add_addr+0x411/0x2000 [ 3714.988190][ T10] inet6_addr_add+0x30e/0xa40 [ 3714.988190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3714.988190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.988190][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.988190][ T10] netlink_unicast+0x449/0x710 [ 3714.988190][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.988190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.988190][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.988190][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.988190][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.988190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.988190][ T10] [ 3714.991717][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3714.991717][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3714.991717][ T10] ipv6_find_idev+0x102/0x170 [ 3714.991717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.991717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.991717][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.991717][ T10] netlink_unicast+0x449/0x710 [ 3714.991717][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.991717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.991717][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.991717][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.991717][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.991717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.991717][ T10] [ 3714.994599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3714.994599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3714.994599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3714.994599][ T10] ipv6_find_idev+0x102/0x170 [ 3714.994599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3714.994599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3714.994599][ T10] netlink_rcv_skb+0x130/0x360 [ 3714.994599][ T10] netlink_unicast+0x449/0x710 [ 3714.994599][ T10] netlink_sendmsg+0x723/0xbe0 [ 3714.994599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3714.994599][ T10] ___sys_sendmsg+0xee/0x170 [ 3714.994599][ T10] __sys_sendmsg+0xcd/0x170 [ 3714.994599][ T10] do_syscall_64+0xc6/0x1e0 [ 3714.994599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3714.994599][ T10] [ 3725.238984][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3725.239568][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.239568][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3725.239568][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3725.239568][ T10] fib6_nh_init+0xa22/0x1580 [ 3725.239568][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.239568][ T10] ip6_route_add+0x1c/0x140 [ 3725.239568][ T10] inet6_rtm_newroute+0x104/0x110 [ 3725.239568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.239568][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.239568][ T10] netlink_unicast+0x449/0x710 [ 3725.239568][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.239568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.239568][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.239568][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.239568][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.239568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.239568][ T10] [ 3725.242597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.242597][ T10] dst_init+0x84/0x4a0 [ 3725.242597][ T10] dst_alloc+0x97/0x150 [ 3725.242597][ T10] ip6_dst_alloc+0x23/0x90 [ 3725.242597][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3725.242597][ T10] ip6_pol_route+0x56f/0x840 [ 3725.242597][ T10] fib6_rule_lookup+0x456/0x630 [ 3725.242597][ T10] ip6_route_input+0x59c/0xa50 [ 3725.242597][ T10] ipv6_rcv+0x397/0x810 [ 3725.242597][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3725.242597][ T10] process_backlog+0x101/0x620 [ 3725.242597][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3725.242597][ T10] net_rx_action+0x495/0xbe0 [ 3725.242597][ T10] __do_softirq+0x1b5/0x7f6 [ 3725.242597][ T10] [ 3725.245210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.245210][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.245210][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.245210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.245210][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3725.245210][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3725.245210][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3725.245210][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3725.245210][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3725.245210][ T10] addrconf_dad_begin+0x310/0x670 [ 3725.245210][ T10] addrconf_dad_work+0x10b/0xab0 [ 3725.245210][ T10] process_one_work+0x84d/0x18a0 [ 3725.245210][ T10] worker_thread+0x587/0xd30 [ 3725.245210][ T10] kthread+0x28a/0x350 [ 3725.245210][ T10] ret_from_fork+0x31/0x70 [ 3725.245210][ T10] ret_from_fork_asm+0x1a/0x30 [ 3725.245210][ T10] [ 3725.248280][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.248280][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.248280][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.248280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.248280][ T10] ip6_route_add+0x1c/0x140 [ 3725.248280][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3725.248280][ T10] inet6_addr_add+0x4f8/0xa40 [ 3725.248280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.248280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.248280][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.248280][ T10] netlink_unicast+0x449/0x710 [ 3725.248280][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.248280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.248280][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.248280][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.248280][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.248280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.248280][ T10] [ 3725.251462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.251462][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.251462][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.251462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.251462][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3725.251462][ T10] ipv6_add_addr+0x411/0x2000 [ 3725.251462][ T10] inet6_addr_add+0x30e/0xa40 [ 3725.251462][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.251462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.251462][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.251462][ T10] netlink_unicast+0x449/0x710 [ 3725.251462][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.251462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.251462][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.251462][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.251462][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.251462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.251462][ T10] [ 3725.254687][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.254687][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.254687][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.254687][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.254687][ T10] ip6_route_add+0x1c/0x140 [ 3725.254687][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3725.254687][ T10] addrconf_add_dev+0xe2/0x170 [ 3725.254687][ T10] inet6_addr_add+0x12f/0xa40 [ 3725.254687][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.254687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.254687][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.254687][ T10] netlink_unicast+0x449/0x710 [ 3725.254687][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.254687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.254687][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.254687][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.254687][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.254687][ T10] [ 3725.257827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.257827][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3725.257827][ T10] ipv6_find_idev+0x102/0x170 [ 3725.257827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.257827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.257827][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.257827][ T10] netlink_unicast+0x449/0x710 [ 3725.257827][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.257827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.257827][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.257827][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.257827][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.257827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.257827][ T10] [ 3725.260281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3725.260281][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3725.260281][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3725.260281][ T10] ipv6_find_idev+0x102/0x170 [ 3725.260281][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.260281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.260281][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.260281][ T10] netlink_unicast+0x449/0x710 [ 3725.260281][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.260281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.260281][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.260281][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.260281][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.260281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.260281][ T10] [ 3725.263019][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3725.263452][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3725.263452][ T10] dst_init+0x84/0x4a0 [ 3725.263452][ T10] dst_alloc+0x97/0x150 [ 3725.263452][ T10] ip6_dst_alloc+0x23/0x90 [ 3725.263452][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3725.263452][ T10] ip6_pol_route+0x56f/0x840 [ 3725.263452][ T10] fib6_rule_lookup+0x456/0x630 [ 3725.263452][ T10] ip6_route_input+0x59c/0xa50 [ 3725.263452][ T10] ipv6_rcv+0x397/0x810 [ 3725.263452][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3725.263452][ T10] process_backlog+0x101/0x620 [ 3725.263452][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3725.263452][ T10] net_rx_action+0x495/0xbe0 [ 3725.263452][ T10] __do_softirq+0x1b5/0x7f6 [ 3725.263452][ T10] [ 3725.266067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.266067][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3725.266067][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3725.266067][ T10] fib6_nh_init+0xa22/0x1580 [ 3725.266067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.266067][ T10] ip6_route_add+0x1c/0x140 [ 3725.266067][ T10] inet6_rtm_newroute+0x104/0x110 [ 3725.266067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.266067][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.266067][ T10] netlink_unicast+0x449/0x710 [ 3725.266067][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.266067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.266067][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.266067][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.266067][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.266067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.266067][ T10] [ 3725.269079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.269079][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.269079][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.269079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.269079][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3725.269079][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3725.269079][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3725.269079][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3725.269079][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3725.269079][ T10] addrconf_dad_begin+0x310/0x670 [ 3725.269079][ T10] addrconf_dad_work+0x10b/0xab0 [ 3725.269079][ T10] process_one_work+0x84d/0x18a0 [ 3725.269079][ T10] worker_thread+0x587/0xd30 [ 3725.269079][ T10] kthread+0x28a/0x350 [ 3725.269079][ T10] ret_from_fork+0x31/0x70 [ 3725.269079][ T10] ret_from_fork_asm+0x1a/0x30 [ 3725.269079][ T10] [ 3725.272141][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.272141][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.272141][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.272141][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.272141][ T10] ip6_route_add+0x1c/0x140 [ 3725.272141][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3725.272141][ T10] inet6_addr_add+0x4f8/0xa40 [ 3725.272141][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.272141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.272141][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.272141][ T10] netlink_unicast+0x449/0x710 [ 3725.272141][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.272141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.272141][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.272141][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.272141][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.272141][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.272141][ T10] [ 3725.275330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.275330][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.275330][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.275330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.275330][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3725.275330][ T10] ipv6_add_addr+0x411/0x2000 [ 3725.275330][ T10] inet6_addr_add+0x30e/0xa40 [ 3725.275330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.275330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.275330][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.275330][ T10] netlink_unicast+0x449/0x710 [ 3725.275330][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.275330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.275330][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.275330][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.275330][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.275330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.275330][ T10] [ 3725.278528][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.278528][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.278528][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.278528][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.278528][ T10] ip6_route_add+0x1c/0x140 [ 3725.278528][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3725.278528][ T10] addrconf_add_dev+0xe2/0x170 [ 3725.278528][ T10] inet6_addr_add+0x12f/0xa40 [ 3725.278528][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.278528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.278528][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.278528][ T10] netlink_unicast+0x449/0x710 [ 3725.278528][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.278528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.278528][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.278528][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.278528][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.278528][ T10] [ 3725.281759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.281759][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3725.281759][ T10] ipv6_find_idev+0x102/0x170 [ 3725.281759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.281759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.281759][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.281759][ T10] netlink_unicast+0x449/0x710 [ 3725.281759][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.281759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.281759][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.281759][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.281759][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.281759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.281759][ T10] [ 3725.284546][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3725.284546][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3725.284546][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3725.284546][ T10] ipv6_find_idev+0x102/0x170 [ 3725.284546][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.284546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.284546][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.284546][ T10] netlink_unicast+0x449/0x710 [ 3725.284546][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.284546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.284546][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.284546][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.284546][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.284546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.284546][ T10] [ 3725.287468][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3725.287866][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3725.287866][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.287866][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.287866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.287866][ T10] ip6_route_add+0x1c/0x140 [ 3725.287866][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3725.287866][ T10] inet6_addr_add+0x4f8/0xa40 [ 3725.287866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.287866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.287866][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.287866][ T10] netlink_unicast+0x449/0x710 [ 3725.287866][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.287866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.287866][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.287866][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.287866][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.287866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.287866][ T10] [ 3725.291273][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3725.291273][ T10] netdev_get_by_index+0x5e/0x80 [ 3725.291273][ T10] fib6_nh_init+0x3d8/0x1580 [ 3725.291273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3725.291273][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3725.291273][ T10] ipv6_add_addr+0x411/0x2000 [ 3725.291273][ T10] inet6_addr_add+0x30e/0xa40 [ 3725.291273][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3725.291273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.291273][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.291273][ T10] netlink_unicast+0x449/0x710 [ 3725.291273][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.291273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.291273][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.291273][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.291273][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.291273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.291273][ T10] [ 3725.294666][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3725.294666][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3725.294666][ T10] ipv6_find_idev+0x102/0x170 [ 3725.294666][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.294666][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.294666][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.294666][ T10] netlink_unicast+0x449/0x710 [ 3725.294666][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.294666][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.294666][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.294666][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.294666][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.294666][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.294666][ T10] [ 3725.297357][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3725.297357][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3725.297357][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3725.297357][ T10] ipv6_find_idev+0x102/0x170 [ 3725.297357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3725.297357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3725.297357][ T10] netlink_rcv_skb+0x130/0x360 [ 3725.297357][ T10] netlink_unicast+0x449/0x710 [ 3725.297357][ T10] netlink_sendmsg+0x723/0xbe0 [ 3725.297357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3725.297357][ T10] ___sys_sendmsg+0xee/0x170 [ 3725.297357][ T10] __sys_sendmsg+0xcd/0x170 [ 3725.297357][ T10] do_syscall_64+0xc6/0x1e0 [ 3725.297357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3725.297357][ T10] [ 3735.446957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3735.447412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.447412][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3735.447412][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3735.447412][ T10] fib6_nh_init+0xa22/0x1580 [ 3735.447412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.447412][ T10] ip6_route_add+0x1c/0x140 [ 3735.447412][ T10] inet6_rtm_newroute+0x104/0x110 [ 3735.447412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.447412][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.447412][ T10] netlink_unicast+0x449/0x710 [ 3735.447412][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.447412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.447412][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.447412][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.447412][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.447412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.447412][ T10] [ 3735.449362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.449362][ T10] dst_init+0x84/0x4a0 [ 3735.449362][ T10] dst_alloc+0x97/0x150 [ 3735.449362][ T10] ip6_dst_alloc+0x23/0x90 [ 3735.449362][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3735.449362][ T10] ip6_pol_route+0x56f/0x840 [ 3735.449362][ T10] fib6_rule_lookup+0x456/0x630 [ 3735.449362][ T10] ip6_route_input+0x59c/0xa50 [ 3735.449362][ T10] ipv6_rcv+0x397/0x810 [ 3735.449362][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3735.449362][ T10] process_backlog+0x101/0x620 [ 3735.449362][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3735.449362][ T10] net_rx_action+0x495/0xbe0 [ 3735.449362][ T10] __do_softirq+0x1b5/0x7f6 [ 3735.449362][ T10] [ 3735.451026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.451026][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.451026][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.451026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.451026][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3735.451026][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3735.451026][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3735.451026][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3735.451026][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3735.451026][ T10] addrconf_dad_begin+0x310/0x670 [ 3735.451026][ T10] addrconf_dad_work+0x10b/0xab0 [ 3735.451026][ T10] process_one_work+0x84d/0x18a0 [ 3735.451026][ T10] worker_thread+0x587/0xd30 [ 3735.451026][ T10] kthread+0x28a/0x350 [ 3735.451026][ T10] ret_from_fork+0x31/0x70 [ 3735.451026][ T10] ret_from_fork_asm+0x1a/0x30 [ 3735.451026][ T10] [ 3735.452964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.452964][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.452964][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.452964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.452964][ T10] ip6_route_add+0x1c/0x140 [ 3735.452964][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3735.452964][ T10] inet6_addr_add+0x4f8/0xa40 [ 3735.452964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.452964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.452964][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.452964][ T10] netlink_unicast+0x449/0x710 [ 3735.452964][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.452964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.452964][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.452964][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.452964][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.452964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.452964][ T10] [ 3735.455015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.455015][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.455015][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.455015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.455015][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3735.455015][ T10] ipv6_add_addr+0x411/0x2000 [ 3735.455015][ T10] inet6_addr_add+0x30e/0xa40 [ 3735.455015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.455015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.455015][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.455015][ T10] netlink_unicast+0x449/0x710 [ 3735.455015][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.455015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.455015][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.455015][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.455015][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.455015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.455015][ T10] [ 3735.457063][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.457063][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.457063][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.457063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.457063][ T10] ip6_route_add+0x1c/0x140 [ 3735.457063][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3735.457063][ T10] addrconf_add_dev+0xe2/0x170 [ 3735.457063][ T10] inet6_addr_add+0x12f/0xa40 [ 3735.457063][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.457063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.457063][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.457063][ T10] netlink_unicast+0x449/0x710 [ 3735.457063][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.457063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.457063][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.457063][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.457063][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.457063][ T10] [ 3735.459113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.459113][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3735.459113][ T10] ipv6_find_idev+0x102/0x170 [ 3735.459113][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.459113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.459113][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.459113][ T10] netlink_unicast+0x449/0x710 [ 3735.459113][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.459113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.459113][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.459113][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.459113][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.459113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.459113][ T10] [ 3735.460676][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3735.460676][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3735.460676][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3735.460676][ T10] ipv6_find_idev+0x102/0x170 [ 3735.460676][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.460676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.460676][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.460676][ T10] netlink_unicast+0x449/0x710 [ 3735.460676][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.460676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.460676][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.460676][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.460676][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.460676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.460676][ T10] [ 3735.462427][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3735.462725][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3735.462725][ T10] dst_init+0x84/0x4a0 [ 3735.462725][ T10] dst_alloc+0x97/0x150 [ 3735.462725][ T10] ip6_dst_alloc+0x23/0x90 [ 3735.462725][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3735.462725][ T10] ip6_pol_route+0x56f/0x840 [ 3735.462725][ T10] fib6_rule_lookup+0x456/0x630 [ 3735.462725][ T10] ip6_route_input+0x59c/0xa50 [ 3735.462725][ T10] ipv6_rcv+0x397/0x810 [ 3735.462725][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3735.462725][ T10] process_backlog+0x101/0x620 [ 3735.462725][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3735.462725][ T10] net_rx_action+0x495/0xbe0 [ 3735.462725][ T10] __do_softirq+0x1b5/0x7f6 [ 3735.462725][ T10] [ 3735.464381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.464381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3735.464381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3735.464381][ T10] fib6_nh_init+0xa22/0x1580 [ 3735.464381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.464381][ T10] ip6_route_add+0x1c/0x140 [ 3735.464381][ T10] inet6_rtm_newroute+0x104/0x110 [ 3735.464381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.464381][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.464381][ T10] netlink_unicast+0x449/0x710 [ 3735.464381][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.464381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.464381][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.464381][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.464381][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.464381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.464381][ T10] [ 3735.466303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.466303][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.466303][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.466303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.466303][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3735.466303][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3735.466303][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3735.466303][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3735.466303][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3735.466303][ T10] addrconf_dad_begin+0x310/0x670 [ 3735.466303][ T10] addrconf_dad_work+0x10b/0xab0 [ 3735.466303][ T10] process_one_work+0x84d/0x18a0 [ 3735.466303][ T10] worker_thread+0x587/0xd30 [ 3735.466303][ T10] kthread+0x28a/0x350 [ 3735.466303][ T10] ret_from_fork+0x31/0x70 [ 3735.466303][ T10] ret_from_fork_asm+0x1a/0x30 [ 3735.466303][ T10] [ 3735.468251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.468251][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.468251][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.468251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.468251][ T10] ip6_route_add+0x1c/0x140 [ 3735.468251][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3735.468251][ T10] inet6_addr_add+0x4f8/0xa40 [ 3735.468251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.468251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.468251][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.468251][ T10] netlink_unicast+0x449/0x710 [ 3735.468251][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.468251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.468251][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.468251][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.468251][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.468251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.468251][ T10] [ 3735.470821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.470821][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.470821][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.470821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.470821][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3735.470821][ T10] ipv6_add_addr+0x411/0x2000 [ 3735.470821][ T10] inet6_addr_add+0x30e/0xa40 [ 3735.470821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.470821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.470821][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.470821][ T10] netlink_unicast+0x449/0x710 [ 3735.470821][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.470821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.470821][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.470821][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.470821][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.470821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.470821][ T10] [ 3735.472854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.472854][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.472854][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.472854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.472854][ T10] ip6_route_add+0x1c/0x140 [ 3735.472854][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3735.472854][ T10] addrconf_add_dev+0xe2/0x170 [ 3735.472854][ T10] inet6_addr_add+0x12f/0xa40 [ 3735.472854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.472854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.472854][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.472854][ T10] netlink_unicast+0x449/0x710 [ 3735.472854][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.472854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.472854][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.472854][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.472854][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.472854][ T10] [ 3735.475357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.475357][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3735.475357][ T10] ipv6_find_idev+0x102/0x170 [ 3735.475357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.475357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.475357][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.475357][ T10] netlink_unicast+0x449/0x710 [ 3735.475357][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.475357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.475357][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.475357][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.475357][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.475357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.475357][ T10] [ 3735.477105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3735.477105][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3735.477105][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3735.477105][ T10] ipv6_find_idev+0x102/0x170 [ 3735.477105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.477105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.477105][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.477105][ T10] netlink_unicast+0x449/0x710 [ 3735.477105][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.477105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.477105][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.477105][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.477105][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.477105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.477105][ T10] [ 3735.479131][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3735.479377][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3735.479377][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.479377][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.479377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.479377][ T10] ip6_route_add+0x1c/0x140 [ 3735.479377][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3735.479377][ T10] inet6_addr_add+0x4f8/0xa40 [ 3735.479377][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.479377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.479377][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.479377][ T10] netlink_unicast+0x449/0x710 [ 3735.479377][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.479377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.479377][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.479377][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.479377][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.479377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.479377][ T10] [ 3735.481640][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3735.481640][ T10] netdev_get_by_index+0x5e/0x80 [ 3735.481640][ T10] fib6_nh_init+0x3d8/0x1580 [ 3735.481640][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3735.481640][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3735.481640][ T10] ipv6_add_addr+0x411/0x2000 [ 3735.481640][ T10] inet6_addr_add+0x30e/0xa40 [ 3735.481640][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3735.481640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.481640][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.481640][ T10] netlink_unicast+0x449/0x710 [ 3735.481640][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.481640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.481640][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.481640][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.481640][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.481640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.481640][ T10] [ 3735.483899][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3735.483899][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3735.483899][ T10] ipv6_find_idev+0x102/0x170 [ 3735.483899][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.483899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.483899][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.483899][ T10] netlink_unicast+0x449/0x710 [ 3735.483899][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.483899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.483899][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.483899][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.483899][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.483899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.483899][ T10] [ 3735.485646][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3735.485646][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3735.485646][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3735.485646][ T10] ipv6_find_idev+0x102/0x170 [ 3735.485646][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3735.485646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3735.485646][ T10] netlink_rcv_skb+0x130/0x360 [ 3735.485646][ T10] netlink_unicast+0x449/0x710 [ 3735.485646][ T10] netlink_sendmsg+0x723/0xbe0 [ 3735.485646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3735.485646][ T10] ___sys_sendmsg+0xee/0x170 [ 3735.485646][ T10] __sys_sendmsg+0xcd/0x170 [ 3735.485646][ T10] do_syscall_64+0xc6/0x1e0 [ 3735.485646][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3735.485646][ T10] [ 3745.726938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3745.727415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.727415][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3745.727415][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3745.727415][ T10] fib6_nh_init+0xa22/0x1580 [ 3745.727415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.727415][ T10] ip6_route_add+0x1c/0x140 [ 3745.727415][ T10] inet6_rtm_newroute+0x104/0x110 [ 3745.727415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.727415][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.727415][ T10] netlink_unicast+0x449/0x710 [ 3745.727415][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.727415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.727415][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.727415][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.727415][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.727415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.727415][ T10] [ 3745.729383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.729383][ T10] dst_init+0x84/0x4a0 [ 3745.729383][ T10] dst_alloc+0x97/0x150 [ 3745.729383][ T10] ip6_dst_alloc+0x23/0x90 [ 3745.729383][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3745.729383][ T10] ip6_pol_route+0x56f/0x840 [ 3745.729383][ T10] fib6_rule_lookup+0x456/0x630 [ 3745.729383][ T10] ip6_route_input+0x59c/0xa50 [ 3745.729383][ T10] ipv6_rcv+0x397/0x810 [ 3745.729383][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3745.729383][ T10] process_backlog+0x101/0x620 [ 3745.729383][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3745.729383][ T10] net_rx_action+0x495/0xbe0 [ 3745.729383][ T10] __do_softirq+0x1b5/0x7f6 [ 3745.729383][ T10] [ 3745.731062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.731062][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.731062][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.731062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.731062][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3745.731062][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3745.731062][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3745.731062][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3745.731062][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3745.731062][ T10] addrconf_dad_begin+0x310/0x670 [ 3745.731062][ T10] addrconf_dad_work+0x10b/0xab0 [ 3745.731062][ T10] process_one_work+0x84d/0x18a0 [ 3745.731062][ T10] worker_thread+0x587/0xd30 [ 3745.731062][ T10] kthread+0x28a/0x350 [ 3745.731062][ T10] ret_from_fork+0x31/0x70 [ 3745.731062][ T10] ret_from_fork_asm+0x1a/0x30 [ 3745.731062][ T10] [ 3745.733022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.733022][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.733022][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.733022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.733022][ T10] ip6_route_add+0x1c/0x140 [ 3745.733022][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3745.733022][ T10] inet6_addr_add+0x4f8/0xa40 [ 3745.733022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.733022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.733022][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.733022][ T10] netlink_unicast+0x449/0x710 [ 3745.733022][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.733022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.733022][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.733022][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.733022][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.733022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.733022][ T10] [ 3745.735064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.735064][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.735064][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.735064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.735064][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3745.735064][ T10] ipv6_add_addr+0x411/0x2000 [ 3745.735064][ T10] inet6_addr_add+0x30e/0xa40 [ 3745.735064][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.735064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.735064][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.735064][ T10] netlink_unicast+0x449/0x710 [ 3745.735064][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.735064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.735064][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.735064][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.735064][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.735064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.735064][ T10] [ 3745.737110][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.737110][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.737110][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.737110][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.737110][ T10] ip6_route_add+0x1c/0x140 [ 3745.737110][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3745.737110][ T10] addrconf_add_dev+0xe2/0x170 [ 3745.737110][ T10] inet6_addr_add+0x12f/0xa40 [ 3745.737110][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.737110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.737110][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.737110][ T10] netlink_unicast+0x449/0x710 [ 3745.737110][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.737110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.737110][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.737110][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.737110][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.737110][ T10] [ 3745.739117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.739117][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3745.739117][ T10] ipv6_find_idev+0x102/0x170 [ 3745.739117][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.739117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.739117][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.739117][ T10] netlink_unicast+0x449/0x710 [ 3745.739117][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.739117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.739117][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.739117][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.739117][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.739117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.739117][ T10] [ 3745.740678][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3745.740678][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3745.740678][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3745.740678][ T10] ipv6_find_idev+0x102/0x170 [ 3745.740678][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.740678][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.740678][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.740678][ T10] netlink_unicast+0x449/0x710 [ 3745.740678][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.740678][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.740678][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.740678][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.740678][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.740678][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.740678][ T10] [ 3745.742424][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3745.742722][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3745.742722][ T10] dst_init+0x84/0x4a0 [ 3745.742722][ T10] dst_alloc+0x97/0x150 [ 3745.742722][ T10] ip6_dst_alloc+0x23/0x90 [ 3745.742722][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3745.742722][ T10] ip6_pol_route+0x56f/0x840 [ 3745.742722][ T10] fib6_rule_lookup+0x456/0x630 [ 3745.742722][ T10] ip6_route_input+0x59c/0xa50 [ 3745.742722][ T10] ipv6_rcv+0x397/0x810 [ 3745.742722][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3745.742722][ T10] process_backlog+0x101/0x620 [ 3745.742722][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3745.742722][ T10] net_rx_action+0x495/0xbe0 [ 3745.742722][ T10] __do_softirq+0x1b5/0x7f6 [ 3745.742722][ T10] [ 3745.744381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.744381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3745.744381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3745.744381][ T10] fib6_nh_init+0xa22/0x1580 [ 3745.744381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.744381][ T10] ip6_route_add+0x1c/0x140 [ 3745.744381][ T10] inet6_rtm_newroute+0x104/0x110 [ 3745.744381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.744381][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.744381][ T10] netlink_unicast+0x449/0x710 [ 3745.744381][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.744381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.744381][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.744381][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.744381][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.744381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.744381][ T10] [ 3745.746290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.746290][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.746290][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.746290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.746290][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3745.746290][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3745.746290][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3745.746290][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3745.746290][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3745.746290][ T10] addrconf_dad_begin+0x310/0x670 [ 3745.746290][ T10] addrconf_dad_work+0x10b/0xab0 [ 3745.746290][ T10] process_one_work+0x84d/0x18a0 [ 3745.746290][ T10] worker_thread+0x587/0xd30 [ 3745.746290][ T10] kthread+0x28a/0x350 [ 3745.746290][ T10] ret_from_fork+0x31/0x70 [ 3745.746290][ T10] ret_from_fork_asm+0x1a/0x30 [ 3745.746290][ T10] [ 3745.748239][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.748239][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.748239][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.748239][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.748239][ T10] ip6_route_add+0x1c/0x140 [ 3745.748239][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3745.748239][ T10] inet6_addr_add+0x4f8/0xa40 [ 3745.748239][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.748239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.748239][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.748239][ T10] netlink_unicast+0x449/0x710 [ 3745.748239][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.748239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.748239][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.748239][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.748239][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.748239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.748239][ T10] [ 3745.750264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.750264][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.750264][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.750264][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.750264][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3745.750264][ T10] ipv6_add_addr+0x411/0x2000 [ 3745.750264][ T10] inet6_addr_add+0x30e/0xa40 [ 3745.750264][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.750264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.750264][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.750264][ T10] netlink_unicast+0x449/0x710 [ 3745.750264][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.750264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.750264][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.750264][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.750264][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.750264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.750264][ T10] [ 3745.752288][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.752288][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.752288][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.752288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.752288][ T10] ip6_route_add+0x1c/0x140 [ 3745.752288][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3745.752288][ T10] addrconf_add_dev+0xe2/0x170 [ 3745.752288][ T10] inet6_addr_add+0x12f/0xa40 [ 3745.752288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.752288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.752288][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.752288][ T10] netlink_unicast+0x449/0x710 [ 3745.752288][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.752288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.752288][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.752288][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.752288][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.752288][ T10] [ 3745.754397][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.754397][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3745.754397][ T10] ipv6_find_idev+0x102/0x170 [ 3745.754397][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.754397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.754397][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.754397][ T10] netlink_unicast+0x449/0x710 [ 3745.754397][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.754397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.754397][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.754397][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.754397][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.754397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.754397][ T10] [ 3745.756206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3745.756206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3745.756206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3745.756206][ T10] ipv6_find_idev+0x102/0x170 [ 3745.756206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.756206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.756206][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.756206][ T10] netlink_unicast+0x449/0x710 [ 3745.756206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.756206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.756206][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.756206][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.756206][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.756206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.756206][ T10] [ 3745.758177][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3745.758423][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3745.758423][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.758423][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.758423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.758423][ T10] ip6_route_add+0x1c/0x140 [ 3745.758423][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3745.758423][ T10] inet6_addr_add+0x4f8/0xa40 [ 3745.758423][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.758423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.758423][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.758423][ T10] netlink_unicast+0x449/0x710 [ 3745.758423][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.758423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.758423][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.758423][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.758423][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.758423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.758423][ T10] [ 3745.760694][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3745.760694][ T10] netdev_get_by_index+0x5e/0x80 [ 3745.760694][ T10] fib6_nh_init+0x3d8/0x1580 [ 3745.760694][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3745.760694][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3745.760694][ T10] ipv6_add_addr+0x411/0x2000 [ 3745.760694][ T10] inet6_addr_add+0x30e/0xa40 [ 3745.760694][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3745.760694][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.760694][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.760694][ T10] netlink_unicast+0x449/0x710 [ 3745.760694][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.760694][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.760694][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.760694][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.760694][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.760694][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.760694][ T10] [ 3745.762959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3745.762959][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3745.762959][ T10] ipv6_find_idev+0x102/0x170 [ 3745.762959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.762959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.762959][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.762959][ T10] netlink_unicast+0x449/0x710 [ 3745.762959][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.762959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.762959][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.762959][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.762959][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.762959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.762959][ T10] [ 3745.764783][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3745.764783][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3745.764783][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3745.764783][ T10] ipv6_find_idev+0x102/0x170 [ 3745.764783][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3745.764783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3745.764783][ T10] netlink_rcv_skb+0x130/0x360 [ 3745.764783][ T10] netlink_unicast+0x449/0x710 [ 3745.764783][ T10] netlink_sendmsg+0x723/0xbe0 [ 3745.764783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3745.764783][ T10] ___sys_sendmsg+0xee/0x170 [ 3745.764783][ T10] __sys_sendmsg+0xcd/0x170 [ 3745.764783][ T10] do_syscall_64+0xc6/0x1e0 [ 3745.764783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3745.764783][ T10] [ 3756.006972][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3756.007472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.007472][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3756.007472][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3756.007472][ T10] fib6_nh_init+0xa22/0x1580 [ 3756.007472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.007472][ T10] ip6_route_add+0x1c/0x140 [ 3756.007472][ T10] inet6_rtm_newroute+0x104/0x110 [ 3756.007472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.007472][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.007472][ T10] netlink_unicast+0x449/0x710 [ 3756.007472][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.007472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.007472][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.007472][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.007472][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.007472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.007472][ T10] [ 3756.009431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.009431][ T10] dst_init+0x84/0x4a0 [ 3756.009431][ T10] dst_alloc+0x97/0x150 [ 3756.009431][ T10] ip6_dst_alloc+0x23/0x90 [ 3756.009431][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3756.009431][ T10] ip6_pol_route+0x56f/0x840 [ 3756.009431][ T10] fib6_rule_lookup+0x456/0x630 [ 3756.009431][ T10] ip6_route_input+0x59c/0xa50 [ 3756.009431][ T10] ipv6_rcv+0x397/0x810 [ 3756.009431][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3756.009431][ T10] process_backlog+0x101/0x620 [ 3756.009431][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3756.009431][ T10] net_rx_action+0x495/0xbe0 [ 3756.009431][ T10] __do_softirq+0x1b5/0x7f6 [ 3756.009431][ T10] [ 3756.011635][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.011635][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.011635][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.011635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.011635][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3756.011635][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3756.011635][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3756.011635][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3756.011635][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3756.011635][ T10] addrconf_dad_begin+0x310/0x670 [ 3756.011635][ T10] addrconf_dad_work+0x10b/0xab0 [ 3756.011635][ T10] process_one_work+0x84d/0x18a0 [ 3756.011635][ T10] worker_thread+0x587/0xd30 [ 3756.011635][ T10] kthread+0x28a/0x350 [ 3756.011635][ T10] ret_from_fork+0x31/0x70 [ 3756.011635][ T10] ret_from_fork_asm+0x1a/0x30 [ 3756.011635][ T10] [ 3756.013604][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.013604][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.013604][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.013604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.013604][ T10] ip6_route_add+0x1c/0x140 [ 3756.013604][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3756.013604][ T10] inet6_addr_add+0x4f8/0xa40 [ 3756.013604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.013604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.013604][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.013604][ T10] netlink_unicast+0x449/0x710 [ 3756.013604][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.013604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.013604][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.013604][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.013604][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.013604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.013604][ T10] [ 3756.015639][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.015639][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.015639][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.015639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.015639][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3756.015639][ T10] ipv6_add_addr+0x411/0x2000 [ 3756.015639][ T10] inet6_addr_add+0x30e/0xa40 [ 3756.015639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.015639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.015639][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.015639][ T10] netlink_unicast+0x449/0x710 [ 3756.015639][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.015639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.015639][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.015639][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.015639][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.015639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.015639][ T10] [ 3756.017674][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.017674][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.017674][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.017674][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.017674][ T10] ip6_route_add+0x1c/0x140 [ 3756.017674][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3756.017674][ T10] addrconf_add_dev+0xe2/0x170 [ 3756.017674][ T10] inet6_addr_add+0x12f/0xa40 [ 3756.017674][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.017674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.017674][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.017674][ T10] netlink_unicast+0x449/0x710 [ 3756.017674][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.017674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.017674][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.017674][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.017674][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.017674][ T10] [ 3756.019676][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.019676][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3756.019676][ T10] ipv6_find_idev+0x102/0x170 [ 3756.019676][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.019676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.019676][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.019676][ T10] netlink_unicast+0x449/0x710 [ 3756.019676][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.019676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.019676][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.019676][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.019676][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.019676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.019676][ T10] [ 3756.021245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3756.021245][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3756.021245][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3756.021245][ T10] ipv6_find_idev+0x102/0x170 [ 3756.021245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.021245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.021245][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.021245][ T10] netlink_unicast+0x449/0x710 [ 3756.021245][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.021245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.021245][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.021245][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.021245][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.021245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.021245][ T10] [ 3756.022995][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3756.023285][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3756.023285][ T10] dst_init+0x84/0x4a0 [ 3756.023285][ T10] dst_alloc+0x97/0x150 [ 3756.023285][ T10] ip6_dst_alloc+0x23/0x90 [ 3756.023285][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3756.023285][ T10] ip6_pol_route+0x56f/0x840 [ 3756.023285][ T10] fib6_rule_lookup+0x456/0x630 [ 3756.023285][ T10] ip6_route_input+0x59c/0xa50 [ 3756.023285][ T10] ipv6_rcv+0x397/0x810 [ 3756.023285][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3756.023285][ T10] process_backlog+0x101/0x620 [ 3756.023285][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3756.023285][ T10] net_rx_action+0x495/0xbe0 [ 3756.023285][ T10] __do_softirq+0x1b5/0x7f6 [ 3756.023285][ T10] [ 3756.024950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.024950][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3756.024950][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3756.024950][ T10] fib6_nh_init+0xa22/0x1580 [ 3756.024950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.024950][ T10] ip6_route_add+0x1c/0x140 [ 3756.024950][ T10] inet6_rtm_newroute+0x104/0x110 [ 3756.024950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.024950][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.024950][ T10] netlink_unicast+0x449/0x710 [ 3756.024950][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.024950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.024950][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.024950][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.024950][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.024950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.024950][ T10] [ 3756.026860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.026860][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.026860][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.026860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.026860][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3756.026860][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3756.026860][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3756.026860][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3756.026860][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3756.026860][ T10] addrconf_dad_begin+0x310/0x670 [ 3756.026860][ T10] addrconf_dad_work+0x10b/0xab0 [ 3756.026860][ T10] process_one_work+0x84d/0x18a0 [ 3756.026860][ T10] worker_thread+0x587/0xd30 [ 3756.026860][ T10] kthread+0x28a/0x350 [ 3756.026860][ T10] ret_from_fork+0x31/0x70 [ 3756.026860][ T10] ret_from_fork_asm+0x1a/0x30 [ 3756.026860][ T10] [ 3756.028818][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.028818][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.028818][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.028818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.028818][ T10] ip6_route_add+0x1c/0x140 [ 3756.028818][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3756.028818][ T10] inet6_addr_add+0x4f8/0xa40 [ 3756.028818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.028818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.028818][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.028818][ T10] netlink_unicast+0x449/0x710 [ 3756.028818][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.028818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.028818][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.028818][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.028818][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.028818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.028818][ T10] [ 3756.031221][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.031221][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.031221][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.031221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.031221][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3756.031221][ T10] ipv6_add_addr+0x411/0x2000 [ 3756.031221][ T10] inet6_addr_add+0x30e/0xa40 [ 3756.031221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.031221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.031221][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.031221][ T10] netlink_unicast+0x449/0x710 [ 3756.031221][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.031221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.031221][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.031221][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.031221][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.031221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.031221][ T10] [ 3756.033267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.033267][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.033267][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.033267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.033267][ T10] ip6_route_add+0x1c/0x140 [ 3756.033267][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3756.033267][ T10] addrconf_add_dev+0xe2/0x170 [ 3756.033267][ T10] inet6_addr_add+0x12f/0xa40 [ 3756.033267][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.033267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.033267][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.033267][ T10] netlink_unicast+0x449/0x710 [ 3756.033267][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.033267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.033267][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.033267][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.033267][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.033267][ T10] [ 3756.035386][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.035386][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3756.035386][ T10] ipv6_find_idev+0x102/0x170 [ 3756.035386][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.035386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.035386][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.035386][ T10] netlink_unicast+0x449/0x710 [ 3756.035386][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.035386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.035386][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.035386][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.035386][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.035386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.035386][ T10] [ 3756.037135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3756.037135][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3756.037135][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3756.037135][ T10] ipv6_find_idev+0x102/0x170 [ 3756.037135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.037135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.037135][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.037135][ T10] netlink_unicast+0x449/0x710 [ 3756.037135][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.037135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.037135][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.037135][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.037135][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.037135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.037135][ T10] [ 3756.039169][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3756.039413][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3756.039413][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.039413][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.039413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.039413][ T10] ip6_route_add+0x1c/0x140 [ 3756.039413][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3756.039413][ T10] inet6_addr_add+0x4f8/0xa40 [ 3756.039413][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.039413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.039413][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.039413][ T10] netlink_unicast+0x449/0x710 [ 3756.039413][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.039413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.039413][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.039413][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.039413][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.039413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.039413][ T10] [ 3756.041687][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3756.041687][ T10] netdev_get_by_index+0x5e/0x80 [ 3756.041687][ T10] fib6_nh_init+0x3d8/0x1580 [ 3756.041687][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3756.041687][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3756.041687][ T10] ipv6_add_addr+0x411/0x2000 [ 3756.041687][ T10] inet6_addr_add+0x30e/0xa40 [ 3756.041687][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3756.041687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.041687][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.041687][ T10] netlink_unicast+0x449/0x710 [ 3756.041687][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.041687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.041687][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.041687][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.041687][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.041687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.041687][ T10] [ 3756.044063][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3756.044063][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3756.044063][ T10] ipv6_find_idev+0x102/0x170 [ 3756.044063][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.044063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.044063][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.044063][ T10] netlink_unicast+0x449/0x710 [ 3756.044063][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.044063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.044063][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.044063][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.044063][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.044063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.044063][ T10] [ 3756.045800][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3756.045800][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3756.045800][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3756.045800][ T10] ipv6_find_idev+0x102/0x170 [ 3756.045800][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3756.045800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3756.045800][ T10] netlink_rcv_skb+0x130/0x360 [ 3756.045800][ T10] netlink_unicast+0x449/0x710 [ 3756.045800][ T10] netlink_sendmsg+0x723/0xbe0 [ 3756.045800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3756.045800][ T10] ___sys_sendmsg+0xee/0x170 [ 3756.045800][ T10] __sys_sendmsg+0xcd/0x170 [ 3756.045800][ T10] do_syscall_64+0xc6/0x1e0 [ 3756.045800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3756.045800][ T10] [ 3766.167009][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3766.167489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.167489][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3766.167489][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3766.167489][ T10] fib6_nh_init+0xa22/0x1580 [ 3766.167489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.167489][ T10] ip6_route_add+0x1c/0x140 [ 3766.167489][ T10] inet6_rtm_newroute+0x104/0x110 [ 3766.167489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.167489][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.167489][ T10] netlink_unicast+0x449/0x710 [ 3766.167489][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.167489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.167489][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.167489][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.167489][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.167489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.167489][ T10] [ 3766.169442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.169442][ T10] dst_init+0x84/0x4a0 [ 3766.169442][ T10] dst_alloc+0x97/0x150 [ 3766.169442][ T10] ip6_dst_alloc+0x23/0x90 [ 3766.169442][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3766.169442][ T10] ip6_pol_route+0x56f/0x840 [ 3766.169442][ T10] fib6_rule_lookup+0x456/0x630 [ 3766.169442][ T10] ip6_route_input+0x59c/0xa50 [ 3766.169442][ T10] ipv6_rcv+0x397/0x810 [ 3766.169442][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3766.169442][ T10] process_backlog+0x101/0x620 [ 3766.169442][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3766.169442][ T10] net_rx_action+0x495/0xbe0 [ 3766.169442][ T10] __do_softirq+0x1b5/0x7f6 [ 3766.169442][ T10] [ 3766.171114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.171114][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.171114][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.171114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.171114][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3766.171114][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3766.171114][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3766.171114][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3766.171114][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3766.171114][ T10] addrconf_dad_begin+0x310/0x670 [ 3766.171114][ T10] addrconf_dad_work+0x10b/0xab0 [ 3766.171114][ T10] process_one_work+0x84d/0x18a0 [ 3766.171114][ T10] worker_thread+0x587/0xd30 [ 3766.171114][ T10] kthread+0x28a/0x350 [ 3766.171114][ T10] ret_from_fork+0x31/0x70 [ 3766.171114][ T10] ret_from_fork_asm+0x1a/0x30 [ 3766.171114][ T10] [ 3766.173069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.173069][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.173069][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.173069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.173069][ T10] ip6_route_add+0x1c/0x140 [ 3766.173069][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3766.173069][ T10] inet6_addr_add+0x4f8/0xa40 [ 3766.173069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.173069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.173069][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.173069][ T10] netlink_unicast+0x449/0x710 [ 3766.173069][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.173069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.173069][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.173069][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.173069][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.173069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.173069][ T10] [ 3766.175114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.175114][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.175114][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.175114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.175114][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3766.175114][ T10] ipv6_add_addr+0x411/0x2000 [ 3766.175114][ T10] inet6_addr_add+0x30e/0xa40 [ 3766.175114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.175114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.175114][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.175114][ T10] netlink_unicast+0x449/0x710 [ 3766.175114][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.175114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.175114][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.175114][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.175114][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.175114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.175114][ T10] [ 3766.177161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.177161][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.177161][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.177161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.177161][ T10] ip6_route_add+0x1c/0x140 [ 3766.177161][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3766.177161][ T10] addrconf_add_dev+0xe2/0x170 [ 3766.177161][ T10] inet6_addr_add+0x12f/0xa40 [ 3766.177161][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.177161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.177161][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.177161][ T10] netlink_unicast+0x449/0x710 [ 3766.177161][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.177161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.177161][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.177161][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.177161][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.177161][ T10] [ 3766.179177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.179177][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3766.179177][ T10] ipv6_find_idev+0x102/0x170 [ 3766.179177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.179177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.179177][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.179177][ T10] netlink_unicast+0x449/0x710 [ 3766.179177][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.179177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.179177][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.179177][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.179177][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.179177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.179177][ T10] [ 3766.180791][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3766.180791][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3766.180791][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3766.180791][ T10] ipv6_find_idev+0x102/0x170 [ 3766.180791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.180791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.180791][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.180791][ T10] netlink_unicast+0x449/0x710 [ 3766.180791][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.180791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.180791][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.180791][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.180791][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.180791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.180791][ T10] [ 3766.182557][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3766.182851][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3766.182851][ T10] dst_init+0x84/0x4a0 [ 3766.182851][ T10] dst_alloc+0x97/0x150 [ 3766.182851][ T10] ip6_dst_alloc+0x23/0x90 [ 3766.182851][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3766.182851][ T10] ip6_pol_route+0x56f/0x840 [ 3766.182851][ T10] fib6_rule_lookup+0x456/0x630 [ 3766.182851][ T10] ip6_route_input+0x59c/0xa50 [ 3766.182851][ T10] ipv6_rcv+0x397/0x810 [ 3766.182851][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3766.182851][ T10] process_backlog+0x101/0x620 [ 3766.182851][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3766.182851][ T10] net_rx_action+0x495/0xbe0 [ 3766.182851][ T10] __do_softirq+0x1b5/0x7f6 [ 3766.182851][ T10] [ 3766.184566][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.184566][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3766.184566][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3766.184566][ T10] fib6_nh_init+0xa22/0x1580 [ 3766.184566][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.184566][ T10] ip6_route_add+0x1c/0x140 [ 3766.184566][ T10] inet6_rtm_newroute+0x104/0x110 [ 3766.184566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.184566][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.184566][ T10] netlink_unicast+0x449/0x710 [ 3766.184566][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.184566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.184566][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.184566][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.184566][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.184566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.184566][ T10] [ 3766.186500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.186500][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.186500][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.186500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.186500][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3766.186500][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3766.186500][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3766.186500][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3766.186500][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3766.186500][ T10] addrconf_dad_begin+0x310/0x670 [ 3766.186500][ T10] addrconf_dad_work+0x10b/0xab0 [ 3766.186500][ T10] process_one_work+0x84d/0x18a0 [ 3766.186500][ T10] worker_thread+0x587/0xd30 [ 3766.186500][ T10] kthread+0x28a/0x350 [ 3766.186500][ T10] ret_from_fork+0x31/0x70 [ 3766.186500][ T10] ret_from_fork_asm+0x1a/0x30 [ 3766.186500][ T10] [ 3766.188459][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.188459][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.188459][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.188459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.188459][ T10] ip6_route_add+0x1c/0x140 [ 3766.188459][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3766.188459][ T10] inet6_addr_add+0x4f8/0xa40 [ 3766.188459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.188459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.188459][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.188459][ T10] netlink_unicast+0x449/0x710 [ 3766.188459][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.188459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.188459][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.188459][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.188459][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.188459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.188459][ T10] [ 3766.190504][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.190504][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.190504][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.190504][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.190504][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3766.190504][ T10] ipv6_add_addr+0x411/0x2000 [ 3766.190504][ T10] inet6_addr_add+0x30e/0xa40 [ 3766.190504][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.190504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.190504][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.190504][ T10] netlink_unicast+0x449/0x710 [ 3766.190504][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.190504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.190504][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.190504][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.190504][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.190504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.190504][ T10] [ 3766.192544][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.192544][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.192544][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.192544][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.192544][ T10] ip6_route_add+0x1c/0x140 [ 3766.192544][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3766.192544][ T10] addrconf_add_dev+0xe2/0x170 [ 3766.192544][ T10] inet6_addr_add+0x12f/0xa40 [ 3766.192544][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.192544][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.192544][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.192544][ T10] netlink_unicast+0x449/0x710 [ 3766.192544][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.192544][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.192544][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.192544][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.192544][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.192544][ T10] [ 3766.194675][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.194675][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3766.194675][ T10] ipv6_find_idev+0x102/0x170 [ 3766.194675][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.194675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.194675][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.194675][ T10] netlink_unicast+0x449/0x710 [ 3766.194675][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.194675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.194675][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.194675][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.194675][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.194675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.194675][ T10] [ 3766.196495][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3766.196495][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3766.196495][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3766.196495][ T10] ipv6_find_idev+0x102/0x170 [ 3766.196495][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.196495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.196495][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.196495][ T10] netlink_unicast+0x449/0x710 [ 3766.196495][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.196495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.196495][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.196495][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.196495][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.196495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.196495][ T10] [ 3766.198507][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3766.198756][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3766.198756][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.198756][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.198756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.198756][ T10] ip6_route_add+0x1c/0x140 [ 3766.198756][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3766.198756][ T10] inet6_addr_add+0x4f8/0xa40 [ 3766.198756][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.198756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.198756][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.198756][ T10] netlink_unicast+0x449/0x710 [ 3766.198756][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.198756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.198756][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.198756][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.198756][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.198756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.198756][ T10] [ 3766.201037][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3766.201037][ T10] netdev_get_by_index+0x5e/0x80 [ 3766.201037][ T10] fib6_nh_init+0x3d8/0x1580 [ 3766.201037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3766.201037][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3766.201037][ T10] ipv6_add_addr+0x411/0x2000 [ 3766.201037][ T10] inet6_addr_add+0x30e/0xa40 [ 3766.201037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3766.201037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.201037][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.201037][ T10] netlink_unicast+0x449/0x710 [ 3766.201037][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.201037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.201037][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.201037][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.201037][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.201037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.201037][ T10] [ 3766.203318][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3766.203318][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3766.203318][ T10] ipv6_find_idev+0x102/0x170 [ 3766.203318][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.203318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.203318][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.203318][ T10] netlink_unicast+0x449/0x710 [ 3766.203318][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.203318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.203318][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.203318][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.203318][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.203318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.203318][ T10] [ 3766.205142][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3766.205142][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3766.205142][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3766.205142][ T10] ipv6_find_idev+0x102/0x170 [ 3766.205142][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3766.205142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3766.205142][ T10] netlink_rcv_skb+0x130/0x360 [ 3766.205142][ T10] netlink_unicast+0x449/0x710 [ 3766.205142][ T10] netlink_sendmsg+0x723/0xbe0 [ 3766.205142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3766.205142][ T10] ___sys_sendmsg+0xee/0x170 [ 3766.205142][ T10] __sys_sendmsg+0xcd/0x170 [ 3766.205142][ T10] do_syscall_64+0xc6/0x1e0 [ 3766.205142][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3766.205142][ T10] [ 3776.374935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3776.375393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.375393][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3776.375393][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3776.375393][ T10] fib6_nh_init+0xa22/0x1580 [ 3776.375393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.375393][ T10] ip6_route_add+0x1c/0x140 [ 3776.375393][ T10] inet6_rtm_newroute+0x104/0x110 [ 3776.375393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.375393][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.375393][ T10] netlink_unicast+0x449/0x710 [ 3776.375393][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.375393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.375393][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.375393][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.375393][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.375393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.375393][ T10] [ 3776.377437][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.377437][ T10] dst_init+0x84/0x4a0 [ 3776.377437][ T10] dst_alloc+0x97/0x150 [ 3776.377437][ T10] ip6_dst_alloc+0x23/0x90 [ 3776.377437][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3776.377437][ T10] ip6_pol_route+0x56f/0x840 [ 3776.377437][ T10] fib6_rule_lookup+0x456/0x630 [ 3776.377437][ T10] ip6_route_input+0x59c/0xa50 [ 3776.377437][ T10] ipv6_rcv+0x397/0x810 [ 3776.377437][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3776.377437][ T10] process_backlog+0x101/0x620 [ 3776.377437][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3776.377437][ T10] net_rx_action+0x495/0xbe0 [ 3776.377437][ T10] __do_softirq+0x1b5/0x7f6 [ 3776.377437][ T10] [ 3776.379096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.379096][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.379096][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.379096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.379096][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3776.379096][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3776.379096][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3776.379096][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3776.379096][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3776.379096][ T10] addrconf_dad_begin+0x310/0x670 [ 3776.379096][ T10] addrconf_dad_work+0x10b/0xab0 [ 3776.379096][ T10] process_one_work+0x84d/0x18a0 [ 3776.379096][ T10] worker_thread+0x587/0xd30 [ 3776.379096][ T10] kthread+0x28a/0x350 [ 3776.379096][ T10] ret_from_fork+0x31/0x70 [ 3776.379096][ T10] ret_from_fork_asm+0x1a/0x30 [ 3776.379096][ T10] [ 3776.381015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.381015][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.381015][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.381015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.381015][ T10] ip6_route_add+0x1c/0x140 [ 3776.381015][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3776.381015][ T10] inet6_addr_add+0x4f8/0xa40 [ 3776.381015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.381015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.381015][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.381015][ T10] netlink_unicast+0x449/0x710 [ 3776.381015][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.381015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.381015][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.381015][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.381015][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.381015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.381015][ T10] [ 3776.383008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.383008][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.383008][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.383008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.383008][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3776.383008][ T10] ipv6_add_addr+0x411/0x2000 [ 3776.383008][ T10] inet6_addr_add+0x30e/0xa40 [ 3776.383008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.383008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.383008][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.383008][ T10] netlink_unicast+0x449/0x710 [ 3776.383008][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.383008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.383008][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.383008][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.383008][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.383008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.383008][ T10] [ 3776.385017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.385017][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.385017][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.385017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.385017][ T10] ip6_route_add+0x1c/0x140 [ 3776.385017][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3776.385017][ T10] addrconf_add_dev+0xe2/0x170 [ 3776.385017][ T10] inet6_addr_add+0x12f/0xa40 [ 3776.385017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.385017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.385017][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.385017][ T10] netlink_unicast+0x449/0x710 [ 3776.385017][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.385017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.385017][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.385017][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.385017][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.385017][ T10] [ 3776.386973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.386973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3776.386973][ T10] ipv6_find_idev+0x102/0x170 [ 3776.386973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.386973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.386973][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.386973][ T10] netlink_unicast+0x449/0x710 [ 3776.386973][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.386973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.386973][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.386973][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.386973][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.386973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.386973][ T10] [ 3776.388549][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3776.388549][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3776.388549][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3776.388549][ T10] ipv6_find_idev+0x102/0x170 [ 3776.388549][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.388549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.388549][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.388549][ T10] netlink_unicast+0x449/0x710 [ 3776.388549][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.388549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.388549][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.388549][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.388549][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.388549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.388549][ T10] [ 3776.390254][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3776.390524][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3776.390524][ T10] dst_init+0x84/0x4a0 [ 3776.390524][ T10] dst_alloc+0x97/0x150 [ 3776.390524][ T10] ip6_dst_alloc+0x23/0x90 [ 3776.390524][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3776.390524][ T10] ip6_pol_route+0x56f/0x840 [ 3776.390524][ T10] fib6_rule_lookup+0x456/0x630 [ 3776.390524][ T10] ip6_route_input+0x59c/0xa50 [ 3776.390524][ T10] ipv6_rcv+0x397/0x810 [ 3776.390524][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3776.390524][ T10] process_backlog+0x101/0x620 [ 3776.390524][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3776.390524][ T10] net_rx_action+0x495/0xbe0 [ 3776.390524][ T10] __do_softirq+0x1b5/0x7f6 [ 3776.390524][ T10] [ 3776.392159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.392159][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3776.392159][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3776.392159][ T10] fib6_nh_init+0xa22/0x1580 [ 3776.392159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.392159][ T10] ip6_route_add+0x1c/0x140 [ 3776.392159][ T10] inet6_rtm_newroute+0x104/0x110 [ 3776.392159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.392159][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.392159][ T10] netlink_unicast+0x449/0x710 [ 3776.392159][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.392159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.392159][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.392159][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.392159][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.392159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.392159][ T10] [ 3776.394070][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.394070][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.394070][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.394070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.394070][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3776.394070][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3776.394070][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3776.394070][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3776.394070][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3776.394070][ T10] addrconf_dad_begin+0x310/0x670 [ 3776.394070][ T10] addrconf_dad_work+0x10b/0xab0 [ 3776.394070][ T10] process_one_work+0x84d/0x18a0 [ 3776.394070][ T10] worker_thread+0x587/0xd30 [ 3776.394070][ T10] kthread+0x28a/0x350 [ 3776.394070][ T10] ret_from_fork+0x31/0x70 [ 3776.394070][ T10] ret_from_fork_asm+0x1a/0x30 [ 3776.394070][ T10] [ 3776.395991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.395991][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.395991][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.395991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.395991][ T10] ip6_route_add+0x1c/0x140 [ 3776.395991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3776.395991][ T10] inet6_addr_add+0x4f8/0xa40 [ 3776.395991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.395991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.395991][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.395991][ T10] netlink_unicast+0x449/0x710 [ 3776.395991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.395991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.395991][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.395991][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.395991][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.395991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.395991][ T10] [ 3776.398003][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.398003][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.398003][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.398003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.398003][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3776.398003][ T10] ipv6_add_addr+0x411/0x2000 [ 3776.398003][ T10] inet6_addr_add+0x30e/0xa40 [ 3776.398003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.398003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.398003][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.398003][ T10] netlink_unicast+0x449/0x710 [ 3776.398003][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.398003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.398003][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.398003][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.398003][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.398003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.398003][ T10] [ 3776.400001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.400001][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.400001][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.400001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.400001][ T10] ip6_route_add+0x1c/0x140 [ 3776.400001][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3776.400001][ T10] addrconf_add_dev+0xe2/0x170 [ 3776.400001][ T10] inet6_addr_add+0x12f/0xa40 [ 3776.400001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.400001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.400001][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.400001][ T10] netlink_unicast+0x449/0x710 [ 3776.400001][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.400001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.400001][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.400001][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.400001][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.400001][ T10] [ 3776.402156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.402156][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3776.402156][ T10] ipv6_find_idev+0x102/0x170 [ 3776.402156][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.402156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.402156][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.402156][ T10] netlink_unicast+0x449/0x710 [ 3776.402156][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.402156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.402156][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.402156][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.402156][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.402156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.402156][ T10] [ 3776.403892][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3776.403892][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3776.403892][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3776.403892][ T10] ipv6_find_idev+0x102/0x170 [ 3776.403892][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.403892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.403892][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.403892][ T10] netlink_unicast+0x449/0x710 [ 3776.403892][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.403892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.403892][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.403892][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.403892][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.403892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.403892][ T10] [ 3776.405829][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3776.406076][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3776.406076][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.406076][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.406076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.406076][ T10] ip6_route_add+0x1c/0x140 [ 3776.406076][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3776.406076][ T10] inet6_addr_add+0x4f8/0xa40 [ 3776.406076][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.406076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.406076][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.406076][ T10] netlink_unicast+0x449/0x710 [ 3776.406076][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.406076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.406076][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.406076][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.406076][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.406076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.406076][ T10] [ 3776.408347][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3776.408347][ T10] netdev_get_by_index+0x5e/0x80 [ 3776.408347][ T10] fib6_nh_init+0x3d8/0x1580 [ 3776.408347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3776.408347][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3776.408347][ T10] ipv6_add_addr+0x411/0x2000 [ 3776.408347][ T10] inet6_addr_add+0x30e/0xa40 [ 3776.408347][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3776.408347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.408347][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.408347][ T10] netlink_unicast+0x449/0x710 [ 3776.408347][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.408347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.408347][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.408347][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.408347][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.408347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.408347][ T10] [ 3776.410588][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3776.410588][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3776.410588][ T10] ipv6_find_idev+0x102/0x170 [ 3776.410588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.410588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.410588][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.410588][ T10] netlink_unicast+0x449/0x710 [ 3776.410588][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.410588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.410588][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.410588][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.410588][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.410588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.410588][ T10] [ 3776.412310][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3776.412310][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3776.412310][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3776.412310][ T10] ipv6_find_idev+0x102/0x170 [ 3776.412310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3776.412310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3776.412310][ T10] netlink_rcv_skb+0x130/0x360 [ 3776.412310][ T10] netlink_unicast+0x449/0x710 [ 3776.412310][ T10] netlink_sendmsg+0x723/0xbe0 [ 3776.412310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3776.412310][ T10] ___sys_sendmsg+0xee/0x170 [ 3776.412310][ T10] __sys_sendmsg+0xcd/0x170 [ 3776.412310][ T10] do_syscall_64+0xc6/0x1e0 [ 3776.412310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3776.412310][ T10] [ 3786.662957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3786.663427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.663427][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3786.663427][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3786.663427][ T10] fib6_nh_init+0xa22/0x1580 [ 3786.663427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.663427][ T10] ip6_route_add+0x1c/0x140 [ 3786.663427][ T10] inet6_rtm_newroute+0x104/0x110 [ 3786.663427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.663427][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.663427][ T10] netlink_unicast+0x449/0x710 [ 3786.663427][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.663427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.663427][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.663427][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.663427][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.663427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.663427][ T10] [ 3786.665338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.665338][ T10] dst_init+0x84/0x4a0 [ 3786.665338][ T10] dst_alloc+0x97/0x150 [ 3786.665338][ T10] ip6_dst_alloc+0x23/0x90 [ 3786.665338][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3786.665338][ T10] ip6_pol_route+0x56f/0x840 [ 3786.665338][ T10] fib6_rule_lookup+0x456/0x630 [ 3786.665338][ T10] ip6_route_input+0x59c/0xa50 [ 3786.665338][ T10] ipv6_rcv+0x397/0x810 [ 3786.665338][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3786.665338][ T10] process_backlog+0x101/0x620 [ 3786.665338][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3786.665338][ T10] net_rx_action+0x495/0xbe0 [ 3786.665338][ T10] __do_softirq+0x1b5/0x7f6 [ 3786.665338][ T10] [ 3786.666993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.666993][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.666993][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.666993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.666993][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3786.666993][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3786.666993][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3786.666993][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3786.666993][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3786.666993][ T10] addrconf_dad_begin+0x310/0x670 [ 3786.666993][ T10] addrconf_dad_work+0x10b/0xab0 [ 3786.666993][ T10] process_one_work+0x84d/0x18a0 [ 3786.666993][ T10] worker_thread+0x587/0xd30 [ 3786.666993][ T10] kthread+0x28a/0x350 [ 3786.666993][ T10] ret_from_fork+0x31/0x70 [ 3786.666993][ T10] ret_from_fork_asm+0x1a/0x30 [ 3786.666993][ T10] [ 3786.668934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.668934][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.668934][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.668934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.668934][ T10] ip6_route_add+0x1c/0x140 [ 3786.668934][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3786.668934][ T10] inet6_addr_add+0x4f8/0xa40 [ 3786.668934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.668934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.668934][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.668934][ T10] netlink_unicast+0x449/0x710 [ 3786.668934][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.668934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.668934][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.668934][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.668934][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.668934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.668934][ T10] [ 3786.670958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.670958][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.670958][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.670958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.670958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3786.670958][ T10] ipv6_add_addr+0x411/0x2000 [ 3786.670958][ T10] inet6_addr_add+0x30e/0xa40 [ 3786.670958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.670958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.670958][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.670958][ T10] netlink_unicast+0x449/0x710 [ 3786.670958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.670958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.670958][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.670958][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.670958][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.670958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.670958][ T10] [ 3786.672964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.672964][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.672964][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.672964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.672964][ T10] ip6_route_add+0x1c/0x140 [ 3786.672964][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3786.672964][ T10] addrconf_add_dev+0xe2/0x170 [ 3786.672964][ T10] inet6_addr_add+0x12f/0xa40 [ 3786.672964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.672964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.672964][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.672964][ T10] netlink_unicast+0x449/0x710 [ 3786.672964][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.672964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.672964][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.672964][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.672964][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.672964][ T10] [ 3786.674963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.674963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3786.674963][ T10] ipv6_find_idev+0x102/0x170 [ 3786.674963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.674963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.674963][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.674963][ T10] netlink_unicast+0x449/0x710 [ 3786.674963][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.674963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.674963][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.674963][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.674963][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.674963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.674963][ T10] [ 3786.676512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3786.676512][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3786.676512][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3786.676512][ T10] ipv6_find_idev+0x102/0x170 [ 3786.676512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.676512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.676512][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.676512][ T10] netlink_unicast+0x449/0x710 [ 3786.676512][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.676512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.676512][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.676512][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.676512][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.676512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.676512][ T10] [ 3786.678234][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3786.678505][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3786.678505][ T10] dst_init+0x84/0x4a0 [ 3786.678505][ T10] dst_alloc+0x97/0x150 [ 3786.678505][ T10] ip6_dst_alloc+0x23/0x90 [ 3786.678505][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3786.678505][ T10] ip6_pol_route+0x56f/0x840 [ 3786.678505][ T10] fib6_rule_lookup+0x456/0x630 [ 3786.678505][ T10] ip6_route_input+0x59c/0xa50 [ 3786.678505][ T10] ipv6_rcv+0x397/0x810 [ 3786.678505][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3786.678505][ T10] process_backlog+0x101/0x620 [ 3786.678505][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3786.678505][ T10] net_rx_action+0x495/0xbe0 [ 3786.678505][ T10] __do_softirq+0x1b5/0x7f6 [ 3786.678505][ T10] [ 3786.680147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.680147][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3786.680147][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3786.680147][ T10] fib6_nh_init+0xa22/0x1580 [ 3786.680147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.680147][ T10] ip6_route_add+0x1c/0x140 [ 3786.680147][ T10] inet6_rtm_newroute+0x104/0x110 [ 3786.680147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.680147][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.680147][ T10] netlink_unicast+0x449/0x710 [ 3786.680147][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.680147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.680147][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.680147][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.680147][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.680147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.680147][ T10] [ 3786.682032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.682032][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.682032][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.682032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.682032][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3786.682032][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3786.682032][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3786.682032][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3786.682032][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3786.682032][ T10] addrconf_dad_begin+0x310/0x670 [ 3786.682032][ T10] addrconf_dad_work+0x10b/0xab0 [ 3786.682032][ T10] process_one_work+0x84d/0x18a0 [ 3786.682032][ T10] worker_thread+0x587/0xd30 [ 3786.682032][ T10] kthread+0x28a/0x350 [ 3786.682032][ T10] ret_from_fork+0x31/0x70 [ 3786.682032][ T10] ret_from_fork_asm+0x1a/0x30 [ 3786.682032][ T10] [ 3786.683964][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.683964][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.683964][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.683964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.683964][ T10] ip6_route_add+0x1c/0x140 [ 3786.683964][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3786.683964][ T10] inet6_addr_add+0x4f8/0xa40 [ 3786.683964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.683964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.683964][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.683964][ T10] netlink_unicast+0x449/0x710 [ 3786.683964][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.683964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.683964][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.683964][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.683964][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.683964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.683964][ T10] [ 3786.685967][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.685967][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.685967][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.685967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.685967][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3786.685967][ T10] ipv6_add_addr+0x411/0x2000 [ 3786.685967][ T10] inet6_addr_add+0x30e/0xa40 [ 3786.685967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.685967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.685967][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.685967][ T10] netlink_unicast+0x449/0x710 [ 3786.685967][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.685967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.685967][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.685967][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.685967][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.685967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.685967][ T10] [ 3786.688012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.688012][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.688012][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.688012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.688012][ T10] ip6_route_add+0x1c/0x140 [ 3786.688012][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3786.688012][ T10] addrconf_add_dev+0xe2/0x170 [ 3786.688012][ T10] inet6_addr_add+0x12f/0xa40 [ 3786.688012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.688012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.688012][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.688012][ T10] netlink_unicast+0x449/0x710 [ 3786.688012][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.688012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.688012][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.688012][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.688012][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.688012][ T10] [ 3786.690159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.690159][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3786.690159][ T10] ipv6_find_idev+0x102/0x170 [ 3786.690159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.690159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.690159][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.690159][ T10] netlink_unicast+0x449/0x710 [ 3786.690159][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.690159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.690159][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.690159][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.690159][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.690159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.690159][ T10] [ 3786.691937][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3786.691937][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3786.691937][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3786.691937][ T10] ipv6_find_idev+0x102/0x170 [ 3786.691937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.691937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.691937][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.691937][ T10] netlink_unicast+0x449/0x710 [ 3786.691937][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.691937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.691937][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.691937][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.691937][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.691937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.691937][ T10] [ 3786.693819][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3786.694059][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3786.694059][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.694059][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.694059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.694059][ T10] ip6_route_add+0x1c/0x140 [ 3786.694059][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3786.694059][ T10] inet6_addr_add+0x4f8/0xa40 [ 3786.694059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.694059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.694059][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.694059][ T10] netlink_unicast+0x449/0x710 [ 3786.694059][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.694059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.694059][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.694059][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.694059][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.694059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.694059][ T10] [ 3786.696303][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3786.696303][ T10] netdev_get_by_index+0x5e/0x80 [ 3786.696303][ T10] fib6_nh_init+0x3d8/0x1580 [ 3786.696303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3786.696303][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3786.696303][ T10] ipv6_add_addr+0x411/0x2000 [ 3786.696303][ T10] inet6_addr_add+0x30e/0xa40 [ 3786.696303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3786.696303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.696303][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.696303][ T10] netlink_unicast+0x449/0x710 [ 3786.696303][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.696303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.696303][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.696303][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.696303][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.696303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.696303][ T10] [ 3786.698550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3786.698550][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3786.698550][ T10] ipv6_find_idev+0x102/0x170 [ 3786.698550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.698550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.698550][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.698550][ T10] netlink_unicast+0x449/0x710 [ 3786.698550][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.698550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.698550][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.698550][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.698550][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.698550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.698550][ T10] [ 3786.700339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3786.700339][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3786.700339][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3786.700339][ T10] ipv6_find_idev+0x102/0x170 [ 3786.700339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3786.700339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3786.700339][ T10] netlink_rcv_skb+0x130/0x360 [ 3786.700339][ T10] netlink_unicast+0x449/0x710 [ 3786.700339][ T10] netlink_sendmsg+0x723/0xbe0 [ 3786.700339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3786.700339][ T10] ___sys_sendmsg+0xee/0x170 [ 3786.700339][ T10] __sys_sendmsg+0xcd/0x170 [ 3786.700339][ T10] do_syscall_64+0xc6/0x1e0 [ 3786.700339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3786.700339][ T10] [ 3796.950980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3796.951439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.951439][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3796.951439][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3796.951439][ T10] fib6_nh_init+0xa22/0x1580 [ 3796.951439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.951439][ T10] ip6_route_add+0x1c/0x140 [ 3796.951439][ T10] inet6_rtm_newroute+0x104/0x110 [ 3796.951439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.951439][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.951439][ T10] netlink_unicast+0x449/0x710 [ 3796.951439][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.951439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.951439][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.951439][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.951439][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.951439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.951439][ T10] [ 3796.953357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.953357][ T10] dst_init+0x84/0x4a0 [ 3796.953357][ T10] dst_alloc+0x97/0x150 [ 3796.953357][ T10] ip6_dst_alloc+0x23/0x90 [ 3796.953357][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3796.953357][ T10] ip6_pol_route+0x56f/0x840 [ 3796.953357][ T10] fib6_rule_lookup+0x456/0x630 [ 3796.953357][ T10] ip6_route_input+0x59c/0xa50 [ 3796.953357][ T10] ipv6_rcv+0x397/0x810 [ 3796.953357][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3796.953357][ T10] process_backlog+0x101/0x620 [ 3796.953357][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3796.953357][ T10] net_rx_action+0x495/0xbe0 [ 3796.953357][ T10] __do_softirq+0x1b5/0x7f6 [ 3796.953357][ T10] [ 3796.955034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.955034][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.955034][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.955034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.955034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3796.955034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3796.955034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3796.955034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3796.955034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3796.955034][ T10] addrconf_dad_begin+0x310/0x670 [ 3796.955034][ T10] addrconf_dad_work+0x10b/0xab0 [ 3796.955034][ T10] process_one_work+0x84d/0x18a0 [ 3796.955034][ T10] worker_thread+0x587/0xd30 [ 3796.955034][ T10] kthread+0x28a/0x350 [ 3796.955034][ T10] ret_from_fork+0x31/0x70 [ 3796.955034][ T10] ret_from_fork_asm+0x1a/0x30 [ 3796.955034][ T10] [ 3796.956959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.956959][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.956959][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.956959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.956959][ T10] ip6_route_add+0x1c/0x140 [ 3796.956959][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3796.956959][ T10] inet6_addr_add+0x4f8/0xa40 [ 3796.956959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.956959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.956959][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.956959][ T10] netlink_unicast+0x449/0x710 [ 3796.956959][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.956959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.956959][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.956959][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.956959][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.956959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.956959][ T10] [ 3796.958988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.958988][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.958988][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.958988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.958988][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3796.958988][ T10] ipv6_add_addr+0x411/0x2000 [ 3796.958988][ T10] inet6_addr_add+0x30e/0xa40 [ 3796.958988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.958988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.958988][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.958988][ T10] netlink_unicast+0x449/0x710 [ 3796.958988][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.958988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.958988][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.958988][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.958988][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.958988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.958988][ T10] [ 3796.961006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.961006][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.961006][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.961006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.961006][ T10] ip6_route_add+0x1c/0x140 [ 3796.961006][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3796.961006][ T10] addrconf_add_dev+0xe2/0x170 [ 3796.961006][ T10] inet6_addr_add+0x12f/0xa40 [ 3796.961006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.961006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.961006][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.961006][ T10] netlink_unicast+0x449/0x710 [ 3796.961006][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.961006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.961006][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.961006][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.961006][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.961006][ T10] [ 3796.962983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.962983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3796.962983][ T10] ipv6_find_idev+0x102/0x170 [ 3796.962983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.962983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.962983][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.962983][ T10] netlink_unicast+0x449/0x710 [ 3796.962983][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.962983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.962983][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.962983][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.962983][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.962983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.962983][ T10] [ 3796.964537][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3796.964537][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3796.964537][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3796.964537][ T10] ipv6_find_idev+0x102/0x170 [ 3796.964537][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.964537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.964537][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.964537][ T10] netlink_unicast+0x449/0x710 [ 3796.964537][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.964537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.964537][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.964537][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.964537][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.964537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.964537][ T10] [ 3796.966245][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3796.966529][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3796.966529][ T10] dst_init+0x84/0x4a0 [ 3796.966529][ T10] dst_alloc+0x97/0x150 [ 3796.966529][ T10] ip6_dst_alloc+0x23/0x90 [ 3796.966529][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3796.966529][ T10] ip6_pol_route+0x56f/0x840 [ 3796.966529][ T10] fib6_rule_lookup+0x456/0x630 [ 3796.966529][ T10] ip6_route_input+0x59c/0xa50 [ 3796.966529][ T10] ipv6_rcv+0x397/0x810 [ 3796.966529][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3796.966529][ T10] process_backlog+0x101/0x620 [ 3796.966529][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3796.966529][ T10] net_rx_action+0x495/0xbe0 [ 3796.966529][ T10] __do_softirq+0x1b5/0x7f6 [ 3796.966529][ T10] [ 3796.968174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.968174][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3796.968174][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3796.968174][ T10] fib6_nh_init+0xa22/0x1580 [ 3796.968174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.968174][ T10] ip6_route_add+0x1c/0x140 [ 3796.968174][ T10] inet6_rtm_newroute+0x104/0x110 [ 3796.968174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.968174][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.968174][ T10] netlink_unicast+0x449/0x710 [ 3796.968174][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.968174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.968174][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.968174][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.968174][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.968174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.968174][ T10] [ 3796.970080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.970080][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.970080][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.970080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.970080][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3796.970080][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3796.970080][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3796.970080][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3796.970080][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3796.970080][ T10] addrconf_dad_begin+0x310/0x670 [ 3796.970080][ T10] addrconf_dad_work+0x10b/0xab0 [ 3796.970080][ T10] process_one_work+0x84d/0x18a0 [ 3796.970080][ T10] worker_thread+0x587/0xd30 [ 3796.970080][ T10] kthread+0x28a/0x350 [ 3796.970080][ T10] ret_from_fork+0x31/0x70 [ 3796.970080][ T10] ret_from_fork_asm+0x1a/0x30 [ 3796.970080][ T10] [ 3796.972000][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.972000][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.972000][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.972000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.972000][ T10] ip6_route_add+0x1c/0x140 [ 3796.972000][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3796.972000][ T10] inet6_addr_add+0x4f8/0xa40 [ 3796.972000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.972000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.972000][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.972000][ T10] netlink_unicast+0x449/0x710 [ 3796.972000][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.972000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.972000][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.972000][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.972000][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.972000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.972000][ T10] [ 3796.973991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.973991][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.973991][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.973991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.973991][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3796.973991][ T10] ipv6_add_addr+0x411/0x2000 [ 3796.973991][ T10] inet6_addr_add+0x30e/0xa40 [ 3796.973991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.973991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.973991][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.973991][ T10] netlink_unicast+0x449/0x710 [ 3796.973991][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.973991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.973991][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.973991][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.973991][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.973991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.973991][ T10] [ 3796.975990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.975990][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.975990][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.975990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.975990][ T10] ip6_route_add+0x1c/0x140 [ 3796.975990][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3796.975990][ T10] addrconf_add_dev+0xe2/0x170 [ 3796.975990][ T10] inet6_addr_add+0x12f/0xa40 [ 3796.975990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.975990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.975990][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.975990][ T10] netlink_unicast+0x449/0x710 [ 3796.975990][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.975990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.975990][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.975990][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.975990][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.975990][ T10] [ 3796.978156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.978156][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3796.978156][ T10] ipv6_find_idev+0x102/0x170 [ 3796.978156][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.978156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.978156][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.978156][ T10] netlink_unicast+0x449/0x710 [ 3796.978156][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.978156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.978156][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.978156][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.978156][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.978156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.978156][ T10] [ 3796.979892][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3796.979892][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3796.979892][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3796.979892][ T10] ipv6_find_idev+0x102/0x170 [ 3796.979892][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.979892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.979892][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.979892][ T10] netlink_unicast+0x449/0x710 [ 3796.979892][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.979892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.979892][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.979892][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.979892][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.979892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.979892][ T10] [ 3796.981828][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3796.982072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3796.982072][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.982072][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.982072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.982072][ T10] ip6_route_add+0x1c/0x140 [ 3796.982072][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3796.982072][ T10] inet6_addr_add+0x4f8/0xa40 [ 3796.982072][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.982072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.982072][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.982072][ T10] netlink_unicast+0x449/0x710 [ 3796.982072][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.982072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.982072][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.982072][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.982072][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.982072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.982072][ T10] [ 3796.984317][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3796.984317][ T10] netdev_get_by_index+0x5e/0x80 [ 3796.984317][ T10] fib6_nh_init+0x3d8/0x1580 [ 3796.984317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3796.984317][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3796.984317][ T10] ipv6_add_addr+0x411/0x2000 [ 3796.984317][ T10] inet6_addr_add+0x30e/0xa40 [ 3796.984317][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3796.984317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.984317][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.984317][ T10] netlink_unicast+0x449/0x710 [ 3796.984317][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.984317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.984317][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.984317][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.984317][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.984317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.984317][ T10] [ 3796.986566][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3796.986566][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3796.986566][ T10] ipv6_find_idev+0x102/0x170 [ 3796.986566][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.986566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.986566][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.986566][ T10] netlink_unicast+0x449/0x710 [ 3796.986566][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.986566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.986566][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.986566][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.986566][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.986566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.986566][ T10] [ 3796.988294][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3796.988294][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3796.988294][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3796.988294][ T10] ipv6_find_idev+0x102/0x170 [ 3796.988294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3796.988294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3796.988294][ T10] netlink_rcv_skb+0x130/0x360 [ 3796.988294][ T10] netlink_unicast+0x449/0x710 [ 3796.988294][ T10] netlink_sendmsg+0x723/0xbe0 [ 3796.988294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3796.988294][ T10] ___sys_sendmsg+0xee/0x170 [ 3796.988294][ T10] __sys_sendmsg+0xcd/0x170 [ 3796.988294][ T10] do_syscall_64+0xc6/0x1e0 [ 3796.988294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3796.988294][ T10] [ 3807.190855][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3807.191302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.191302][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3807.191302][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3807.191302][ T10] fib6_nh_init+0xa22/0x1580 [ 3807.191302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.191302][ T10] ip6_route_add+0x1c/0x140 [ 3807.191302][ T10] inet6_rtm_newroute+0x104/0x110 [ 3807.191302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.191302][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.191302][ T10] netlink_unicast+0x449/0x710 [ 3807.191302][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.191302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.191302][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.191302][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.191302][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.191302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.191302][ T10] [ 3807.193537][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.193537][ T10] dst_init+0x84/0x4a0 [ 3807.193537][ T10] dst_alloc+0x97/0x150 [ 3807.193537][ T10] ip6_dst_alloc+0x23/0x90 [ 3807.193537][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3807.193537][ T10] ip6_pol_route+0x56f/0x840 [ 3807.193537][ T10] fib6_rule_lookup+0x456/0x630 [ 3807.193537][ T10] ip6_route_input+0x59c/0xa50 [ 3807.193537][ T10] ipv6_rcv+0x397/0x810 [ 3807.193537][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3807.193537][ T10] process_backlog+0x101/0x620 [ 3807.193537][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3807.193537][ T10] net_rx_action+0x495/0xbe0 [ 3807.193537][ T10] __do_softirq+0x1b5/0x7f6 [ 3807.193537][ T10] [ 3807.195578][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.195578][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.195578][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.195578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.195578][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3807.195578][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3807.195578][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3807.195578][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3807.195578][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3807.195578][ T10] addrconf_dad_begin+0x310/0x670 [ 3807.195578][ T10] addrconf_dad_work+0x10b/0xab0 [ 3807.195578][ T10] process_one_work+0x84d/0x18a0 [ 3807.195578][ T10] worker_thread+0x587/0xd30 [ 3807.195578][ T10] kthread+0x28a/0x350 [ 3807.195578][ T10] ret_from_fork+0x31/0x70 [ 3807.195578][ T10] ret_from_fork_asm+0x1a/0x30 [ 3807.195578][ T10] [ 3807.197974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.197974][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.197974][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.197974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.197974][ T10] ip6_route_add+0x1c/0x140 [ 3807.197974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3807.197974][ T10] inet6_addr_add+0x4f8/0xa40 [ 3807.197974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.197974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.197974][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.197974][ T10] netlink_unicast+0x449/0x710 [ 3807.197974][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.197974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.197974][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.197974][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.197974][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.197974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.197974][ T10] [ 3807.200438][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.200438][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.200438][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.200438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.200438][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3807.200438][ T10] ipv6_add_addr+0x411/0x2000 [ 3807.200438][ T10] inet6_addr_add+0x30e/0xa40 [ 3807.200438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.200438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.200438][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.200438][ T10] netlink_unicast+0x449/0x710 [ 3807.200438][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.200438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.200438][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.200438][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.200438][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.200438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.200438][ T10] [ 3807.203073][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.203073][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.203073][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.203073][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.203073][ T10] ip6_route_add+0x1c/0x140 [ 3807.203073][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3807.203073][ T10] addrconf_add_dev+0xe2/0x170 [ 3807.203073][ T10] inet6_addr_add+0x12f/0xa40 [ 3807.203073][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.203073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.203073][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.203073][ T10] netlink_unicast+0x449/0x710 [ 3807.203073][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.203073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.203073][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.203073][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.203073][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.203073][ T10] [ 3807.206781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.206781][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3807.206781][ T10] ipv6_find_idev+0x102/0x170 [ 3807.206781][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.206781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.206781][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.206781][ T10] netlink_unicast+0x449/0x710 [ 3807.206781][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.206781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.206781][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.206781][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.206781][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.206781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.206781][ T10] [ 3807.209821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3807.209821][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3807.209821][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3807.209821][ T10] ipv6_find_idev+0x102/0x170 [ 3807.209821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.209821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.209821][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.209821][ T10] netlink_unicast+0x449/0x710 [ 3807.209821][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.209821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.209821][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.209821][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.209821][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.209821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.209821][ T10] [ 3807.213038][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3807.213565][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3807.213565][ T10] dst_init+0x84/0x4a0 [ 3807.213565][ T10] dst_alloc+0x97/0x150 [ 3807.213565][ T10] ip6_dst_alloc+0x23/0x90 [ 3807.213565][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3807.213565][ T10] ip6_pol_route+0x56f/0x840 [ 3807.213565][ T10] fib6_rule_lookup+0x456/0x630 [ 3807.213565][ T10] ip6_route_input+0x59c/0xa50 [ 3807.213565][ T10] ipv6_rcv+0x397/0x810 [ 3807.213565][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3807.213565][ T10] process_backlog+0x101/0x620 [ 3807.213565][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3807.213565][ T10] net_rx_action+0x495/0xbe0 [ 3807.213565][ T10] __do_softirq+0x1b5/0x7f6 [ 3807.213565][ T10] [ 3807.216570][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.216570][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3807.216570][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3807.216570][ T10] fib6_nh_init+0xa22/0x1580 [ 3807.216570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.216570][ T10] ip6_route_add+0x1c/0x140 [ 3807.216570][ T10] inet6_rtm_newroute+0x104/0x110 [ 3807.216570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.216570][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.216570][ T10] netlink_unicast+0x449/0x710 [ 3807.216570][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.216570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.216570][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.216570][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.216570][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.216570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.216570][ T10] [ 3807.220229][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.220229][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.220229][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.220229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.220229][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3807.220229][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3807.220229][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3807.220229][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3807.220229][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3807.220229][ T10] addrconf_dad_begin+0x310/0x670 [ 3807.220229][ T10] addrconf_dad_work+0x10b/0xab0 [ 3807.220229][ T10] process_one_work+0x84d/0x18a0 [ 3807.220229][ T10] worker_thread+0x587/0xd30 [ 3807.220229][ T10] kthread+0x28a/0x350 [ 3807.220229][ T10] ret_from_fork+0x31/0x70 [ 3807.220229][ T10] ret_from_fork_asm+0x1a/0x30 [ 3807.220229][ T10] [ 3807.223822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.223822][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.223822][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.223822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.223822][ T10] ip6_route_add+0x1c/0x140 [ 3807.223822][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3807.223822][ T10] inet6_addr_add+0x4f8/0xa40 [ 3807.223822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.223822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.223822][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.223822][ T10] netlink_unicast+0x449/0x710 [ 3807.223822][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.223822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.223822][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.223822][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.223822][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.223822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.223822][ T10] [ 3807.227538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.227538][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.227538][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.227538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.227538][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3807.227538][ T10] ipv6_add_addr+0x411/0x2000 [ 3807.227538][ T10] inet6_addr_add+0x30e/0xa40 [ 3807.227538][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.227538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.227538][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.227538][ T10] netlink_unicast+0x449/0x710 [ 3807.227538][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.227538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.227538][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.227538][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.227538][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.227538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.227538][ T10] [ 3807.231366][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.231366][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.231366][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.231366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.231366][ T10] ip6_route_add+0x1c/0x140 [ 3807.231366][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3807.231366][ T10] addrconf_add_dev+0xe2/0x170 [ 3807.231366][ T10] inet6_addr_add+0x12f/0xa40 [ 3807.231366][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.231366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.231366][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.231366][ T10] netlink_unicast+0x449/0x710 [ 3807.231366][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.231366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.231366][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.231366][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.231366][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.231366][ T10] [ 3807.235418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.235418][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3807.235418][ T10] ipv6_find_idev+0x102/0x170 [ 3807.235418][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.235418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.235418][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.235418][ T10] netlink_unicast+0x449/0x710 [ 3807.235418][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.235418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.235418][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.235418][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.235418][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.235418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.235418][ T10] [ 3807.238839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3807.238839][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3807.238839][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3807.238839][ T10] ipv6_find_idev+0x102/0x170 [ 3807.238839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.238839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.238839][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.238839][ T10] netlink_unicast+0x449/0x710 [ 3807.238839][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.238839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.238839][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.238839][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.238839][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.238839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.238839][ T10] [ 3807.242211][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3807.242681][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3807.242681][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.242681][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.242681][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.242681][ T10] ip6_route_add+0x1c/0x140 [ 3807.242681][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3807.242681][ T10] inet6_addr_add+0x4f8/0xa40 [ 3807.242681][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.242681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.242681][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.242681][ T10] netlink_unicast+0x449/0x710 [ 3807.242681][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.242681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.242681][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.242681][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.242681][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.242681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.242681][ T10] [ 3807.247513][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3807.247513][ T10] netdev_get_by_index+0x5e/0x80 [ 3807.247513][ T10] fib6_nh_init+0x3d8/0x1580 [ 3807.247513][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3807.247513][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3807.247513][ T10] ipv6_add_addr+0x411/0x2000 [ 3807.247513][ T10] inet6_addr_add+0x30e/0xa40 [ 3807.247513][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3807.247513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.247513][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.247513][ T10] netlink_unicast+0x449/0x710 [ 3807.247513][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.247513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.247513][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.247513][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.247513][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.247513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.247513][ T10] [ 3807.251530][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3807.251530][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3807.251530][ T10] ipv6_find_idev+0x102/0x170 [ 3807.251530][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.251530][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.251530][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.251530][ T10] netlink_unicast+0x449/0x710 [ 3807.251530][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.251530][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.251530][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.251530][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.251530][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.251530][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.251530][ T10] [ 3807.254834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3807.254834][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3807.254834][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3807.254834][ T10] ipv6_find_idev+0x102/0x170 [ 3807.254834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3807.254834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3807.254834][ T10] netlink_rcv_skb+0x130/0x360 [ 3807.254834][ T10] netlink_unicast+0x449/0x710 [ 3807.254834][ T10] netlink_sendmsg+0x723/0xbe0 [ 3807.254834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3807.254834][ T10] ___sys_sendmsg+0xee/0x170 [ 3807.254834][ T10] __sys_sendmsg+0xcd/0x170 [ 3807.254834][ T10] do_syscall_64+0xc6/0x1e0 [ 3807.254834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3807.254834][ T10] [ 3817.494986][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3817.495470][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.495470][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3817.495470][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3817.495470][ T10] fib6_nh_init+0xa22/0x1580 [ 3817.495470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.495470][ T10] ip6_route_add+0x1c/0x140 [ 3817.495470][ T10] inet6_rtm_newroute+0x104/0x110 [ 3817.495470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.495470][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.495470][ T10] netlink_unicast+0x449/0x710 [ 3817.495470][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.495470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.495470][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.495470][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.495470][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.495470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.495470][ T10] [ 3817.497425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.497425][ T10] dst_init+0x84/0x4a0 [ 3817.497425][ T10] dst_alloc+0x97/0x150 [ 3817.497425][ T10] ip6_dst_alloc+0x23/0x90 [ 3817.497425][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3817.497425][ T10] ip6_pol_route+0x56f/0x840 [ 3817.497425][ T10] fib6_rule_lookup+0x456/0x630 [ 3817.497425][ T10] ip6_route_input+0x59c/0xa50 [ 3817.497425][ T10] ipv6_rcv+0x397/0x810 [ 3817.497425][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3817.497425][ T10] process_backlog+0x101/0x620 [ 3817.497425][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3817.497425][ T10] net_rx_action+0x495/0xbe0 [ 3817.497425][ T10] __do_softirq+0x1b5/0x7f6 [ 3817.497425][ T10] [ 3817.499101][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.499101][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.499101][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.499101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.499101][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3817.499101][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3817.499101][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3817.499101][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3817.499101][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3817.499101][ T10] addrconf_dad_begin+0x310/0x670 [ 3817.499101][ T10] addrconf_dad_work+0x10b/0xab0 [ 3817.499101][ T10] process_one_work+0x84d/0x18a0 [ 3817.499101][ T10] worker_thread+0x587/0xd30 [ 3817.499101][ T10] kthread+0x28a/0x350 [ 3817.499101][ T10] ret_from_fork+0x31/0x70 [ 3817.499101][ T10] ret_from_fork_asm+0x1a/0x30 [ 3817.499101][ T10] [ 3817.501165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.501165][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.501165][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.501165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.501165][ T10] ip6_route_add+0x1c/0x140 [ 3817.501165][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3817.501165][ T10] inet6_addr_add+0x4f8/0xa40 [ 3817.501165][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.501165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.501165][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.501165][ T10] netlink_unicast+0x449/0x710 [ 3817.501165][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.501165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.501165][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.501165][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.501165][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.501165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.501165][ T10] [ 3817.503182][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.503182][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.503182][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.503182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.503182][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3817.503182][ T10] ipv6_add_addr+0x411/0x2000 [ 3817.503182][ T10] inet6_addr_add+0x30e/0xa40 [ 3817.503182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.503182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.503182][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.503182][ T10] netlink_unicast+0x449/0x710 [ 3817.503182][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.503182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.503182][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.503182][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.503182][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.503182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.503182][ T10] [ 3817.505216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.505216][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.505216][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.505216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.505216][ T10] ip6_route_add+0x1c/0x140 [ 3817.505216][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3817.505216][ T10] addrconf_add_dev+0xe2/0x170 [ 3817.505216][ T10] inet6_addr_add+0x12f/0xa40 [ 3817.505216][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.505216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.505216][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.505216][ T10] netlink_unicast+0x449/0x710 [ 3817.505216][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.505216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.505216][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.505216][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.505216][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.505216][ T10] [ 3817.507198][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.507198][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3817.507198][ T10] ipv6_find_idev+0x102/0x170 [ 3817.507198][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.507198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.507198][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.507198][ T10] netlink_unicast+0x449/0x710 [ 3817.507198][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.507198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.507198][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.507198][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.507198][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.507198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.507198][ T10] [ 3817.509299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3817.509299][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3817.509299][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3817.509299][ T10] ipv6_find_idev+0x102/0x170 [ 3817.509299][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.509299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.509299][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.509299][ T10] netlink_unicast+0x449/0x710 [ 3817.509299][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.509299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.509299][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.509299][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.509299][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.509299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.509299][ T10] [ 3817.511046][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3817.511327][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3817.511327][ T10] dst_init+0x84/0x4a0 [ 3817.511327][ T10] dst_alloc+0x97/0x150 [ 3817.511327][ T10] ip6_dst_alloc+0x23/0x90 [ 3817.511327][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3817.511327][ T10] ip6_pol_route+0x56f/0x840 [ 3817.511327][ T10] fib6_rule_lookup+0x456/0x630 [ 3817.511327][ T10] ip6_route_input+0x59c/0xa50 [ 3817.511327][ T10] ipv6_rcv+0x397/0x810 [ 3817.511327][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3817.511327][ T10] process_backlog+0x101/0x620 [ 3817.511327][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3817.511327][ T10] net_rx_action+0x495/0xbe0 [ 3817.511327][ T10] __do_softirq+0x1b5/0x7f6 [ 3817.511327][ T10] [ 3817.512986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.512986][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3817.512986][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3817.512986][ T10] fib6_nh_init+0xa22/0x1580 [ 3817.512986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.512986][ T10] ip6_route_add+0x1c/0x140 [ 3817.512986][ T10] inet6_rtm_newroute+0x104/0x110 [ 3817.512986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.512986][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.512986][ T10] netlink_unicast+0x449/0x710 [ 3817.512986][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.512986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.512986][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.512986][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.512986][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.512986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.512986][ T10] [ 3817.514892][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.514892][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.514892][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.514892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.514892][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3817.514892][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3817.514892][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3817.514892][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3817.514892][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3817.514892][ T10] addrconf_dad_begin+0x310/0x670 [ 3817.514892][ T10] addrconf_dad_work+0x10b/0xab0 [ 3817.514892][ T10] process_one_work+0x84d/0x18a0 [ 3817.514892][ T10] worker_thread+0x587/0xd30 [ 3817.514892][ T10] kthread+0x28a/0x350 [ 3817.514892][ T10] ret_from_fork+0x31/0x70 [ 3817.514892][ T10] ret_from_fork_asm+0x1a/0x30 [ 3817.514892][ T10] [ 3817.517200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.517200][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.517200][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.517200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.517200][ T10] ip6_route_add+0x1c/0x140 [ 3817.517200][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3817.517200][ T10] inet6_addr_add+0x4f8/0xa40 [ 3817.517200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.517200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.517200][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.517200][ T10] netlink_unicast+0x449/0x710 [ 3817.517200][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.517200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.517200][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.517200][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.517200][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.517200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.517200][ T10] [ 3817.519232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.519232][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.519232][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.519232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.519232][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3817.519232][ T10] ipv6_add_addr+0x411/0x2000 [ 3817.519232][ T10] inet6_addr_add+0x30e/0xa40 [ 3817.519232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.519232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.519232][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.519232][ T10] netlink_unicast+0x449/0x710 [ 3817.519232][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.519232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.519232][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.519232][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.519232][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.519232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.519232][ T10] [ 3817.521277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.521277][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.521277][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.521277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.521277][ T10] ip6_route_add+0x1c/0x140 [ 3817.521277][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3817.521277][ T10] addrconf_add_dev+0xe2/0x170 [ 3817.521277][ T10] inet6_addr_add+0x12f/0xa40 [ 3817.521277][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.521277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.521277][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.521277][ T10] netlink_unicast+0x449/0x710 [ 3817.521277][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.521277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.521277][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.521277][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.521277][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.521277][ T10] [ 3817.523380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.523380][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3817.523380][ T10] ipv6_find_idev+0x102/0x170 [ 3817.523380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.523380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.523380][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.523380][ T10] netlink_unicast+0x449/0x710 [ 3817.523380][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.523380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.523380][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.523380][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.523380][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.523380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.523380][ T10] [ 3817.525200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3817.525200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3817.525200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3817.525200][ T10] ipv6_find_idev+0x102/0x170 [ 3817.525200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.525200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.525200][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.525200][ T10] netlink_unicast+0x449/0x710 [ 3817.525200][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.525200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.525200][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.525200][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.525200][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.525200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.525200][ T10] [ 3817.527172][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3817.527424][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3817.527424][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.527424][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.527424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.527424][ T10] ip6_route_add+0x1c/0x140 [ 3817.527424][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3817.527424][ T10] inet6_addr_add+0x4f8/0xa40 [ 3817.527424][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.527424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.527424][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.527424][ T10] netlink_unicast+0x449/0x710 [ 3817.527424][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.527424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.527424][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.527424][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.527424][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.527424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.527424][ T10] [ 3817.529693][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3817.529693][ T10] netdev_get_by_index+0x5e/0x80 [ 3817.529693][ T10] fib6_nh_init+0x3d8/0x1580 [ 3817.529693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3817.529693][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3817.529693][ T10] ipv6_add_addr+0x411/0x2000 [ 3817.529693][ T10] inet6_addr_add+0x30e/0xa40 [ 3817.529693][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3817.529693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.529693][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.529693][ T10] netlink_unicast+0x449/0x710 [ 3817.529693][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.529693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.529693][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.529693][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.529693][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.529693][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.529693][ T10] [ 3817.531968][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3817.531968][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3817.531968][ T10] ipv6_find_idev+0x102/0x170 [ 3817.531968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.531968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.531968][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.531968][ T10] netlink_unicast+0x449/0x710 [ 3817.531968][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.531968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.531968][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.531968][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.531968][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.531968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.531968][ T10] [ 3817.533769][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3817.533769][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3817.533769][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3817.533769][ T10] ipv6_find_idev+0x102/0x170 [ 3817.533769][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3817.533769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3817.533769][ T10] netlink_rcv_skb+0x130/0x360 [ 3817.533769][ T10] netlink_unicast+0x449/0x710 [ 3817.533769][ T10] netlink_sendmsg+0x723/0xbe0 [ 3817.533769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3817.533769][ T10] ___sys_sendmsg+0xee/0x170 [ 3817.533769][ T10] __sys_sendmsg+0xcd/0x170 [ 3817.533769][ T10] do_syscall_64+0xc6/0x1e0 [ 3817.533769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3817.533769][ T10] [ 3827.703020][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3827.703496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.703496][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3827.703496][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3827.703496][ T10] fib6_nh_init+0xa22/0x1580 [ 3827.703496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.703496][ T10] ip6_route_add+0x1c/0x140 [ 3827.703496][ T10] inet6_rtm_newroute+0x104/0x110 [ 3827.703496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.703496][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.703496][ T10] netlink_unicast+0x449/0x710 [ 3827.703496][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.703496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.703496][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.703496][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.703496][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.703496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.703496][ T10] [ 3827.705435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.705435][ T10] dst_init+0x84/0x4a0 [ 3827.705435][ T10] dst_alloc+0x97/0x150 [ 3827.705435][ T10] ip6_dst_alloc+0x23/0x90 [ 3827.705435][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3827.705435][ T10] ip6_pol_route+0x56f/0x840 [ 3827.705435][ T10] fib6_rule_lookup+0x456/0x630 [ 3827.705435][ T10] ip6_route_input+0x59c/0xa50 [ 3827.705435][ T10] ipv6_rcv+0x397/0x810 [ 3827.705435][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3827.705435][ T10] process_backlog+0x101/0x620 [ 3827.705435][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3827.705435][ T10] net_rx_action+0x495/0xbe0 [ 3827.705435][ T10] __do_softirq+0x1b5/0x7f6 [ 3827.705435][ T10] [ 3827.707109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.707109][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.707109][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.707109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.707109][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3827.707109][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3827.707109][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3827.707109][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3827.707109][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3827.707109][ T10] addrconf_dad_begin+0x310/0x670 [ 3827.707109][ T10] addrconf_dad_work+0x10b/0xab0 [ 3827.707109][ T10] process_one_work+0x84d/0x18a0 [ 3827.707109][ T10] worker_thread+0x587/0xd30 [ 3827.707109][ T10] kthread+0x28a/0x350 [ 3827.707109][ T10] ret_from_fork+0x31/0x70 [ 3827.707109][ T10] ret_from_fork_asm+0x1a/0x30 [ 3827.707109][ T10] [ 3827.709080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.709080][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.709080][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.709080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.709080][ T10] ip6_route_add+0x1c/0x140 [ 3827.709080][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3827.709080][ T10] inet6_addr_add+0x4f8/0xa40 [ 3827.709080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.709080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.709080][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.709080][ T10] netlink_unicast+0x449/0x710 [ 3827.709080][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.709080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.709080][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.709080][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.709080][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.709080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.709080][ T10] [ 3827.711476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.711476][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.711476][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.711476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.711476][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3827.711476][ T10] ipv6_add_addr+0x411/0x2000 [ 3827.711476][ T10] inet6_addr_add+0x30e/0xa40 [ 3827.711476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.711476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.711476][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.711476][ T10] netlink_unicast+0x449/0x710 [ 3827.711476][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.711476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.711476][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.711476][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.711476][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.711476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.711476][ T10] [ 3827.713506][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.713506][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.713506][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.713506][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.713506][ T10] ip6_route_add+0x1c/0x140 [ 3827.713506][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3827.713506][ T10] addrconf_add_dev+0xe2/0x170 [ 3827.713506][ T10] inet6_addr_add+0x12f/0xa40 [ 3827.713506][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.713506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.713506][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.713506][ T10] netlink_unicast+0x449/0x710 [ 3827.713506][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.713506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.713506][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.713506][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.713506][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.713506][ T10] [ 3827.715501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.715501][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3827.715501][ T10] ipv6_find_idev+0x102/0x170 [ 3827.715501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.715501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.715501][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.715501][ T10] netlink_unicast+0x449/0x710 [ 3827.715501][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.715501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.715501][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.715501][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.715501][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.715501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.715501][ T10] [ 3827.717079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3827.717079][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3827.717079][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3827.717079][ T10] ipv6_find_idev+0x102/0x170 [ 3827.717079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.717079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.717079][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.717079][ T10] netlink_unicast+0x449/0x710 [ 3827.717079][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.717079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.717079][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.717079][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.717079][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.717079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.717079][ T10] [ 3827.718836][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3827.719122][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3827.719122][ T10] dst_init+0x84/0x4a0 [ 3827.719122][ T10] dst_alloc+0x97/0x150 [ 3827.719122][ T10] ip6_dst_alloc+0x23/0x90 [ 3827.719122][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3827.719122][ T10] ip6_pol_route+0x56f/0x840 [ 3827.719122][ T10] fib6_rule_lookup+0x456/0x630 [ 3827.719122][ T10] ip6_route_input+0x59c/0xa50 [ 3827.719122][ T10] ipv6_rcv+0x397/0x810 [ 3827.719122][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3827.719122][ T10] process_backlog+0x101/0x620 [ 3827.719122][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3827.719122][ T10] net_rx_action+0x495/0xbe0 [ 3827.719122][ T10] __do_softirq+0x1b5/0x7f6 [ 3827.719122][ T10] [ 3827.720775][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.720775][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3827.720775][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3827.720775][ T10] fib6_nh_init+0xa22/0x1580 [ 3827.720775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.720775][ T10] ip6_route_add+0x1c/0x140 [ 3827.720775][ T10] inet6_rtm_newroute+0x104/0x110 [ 3827.720775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.720775][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.720775][ T10] netlink_unicast+0x449/0x710 [ 3827.720775][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.720775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.720775][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.720775][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.720775][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.720775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.720775][ T10] [ 3827.722678][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.722678][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.722678][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.722678][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.722678][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3827.722678][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3827.722678][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3827.722678][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3827.722678][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3827.722678][ T10] addrconf_dad_begin+0x310/0x670 [ 3827.722678][ T10] addrconf_dad_work+0x10b/0xab0 [ 3827.722678][ T10] process_one_work+0x84d/0x18a0 [ 3827.722678][ T10] worker_thread+0x587/0xd30 [ 3827.722678][ T10] kthread+0x28a/0x350 [ 3827.722678][ T10] ret_from_fork+0x31/0x70 [ 3827.722678][ T10] ret_from_fork_asm+0x1a/0x30 [ 3827.722678][ T10] [ 3827.724611][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.724611][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.724611][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.724611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.724611][ T10] ip6_route_add+0x1c/0x140 [ 3827.724611][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3827.724611][ T10] inet6_addr_add+0x4f8/0xa40 [ 3827.724611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.724611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.724611][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.724611][ T10] netlink_unicast+0x449/0x710 [ 3827.724611][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.724611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.724611][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.724611][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.724611][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.724611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.724611][ T10] [ 3827.726636][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.726636][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.726636][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.726636][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.726636][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3827.726636][ T10] ipv6_add_addr+0x411/0x2000 [ 3827.726636][ T10] inet6_addr_add+0x30e/0xa40 [ 3827.726636][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.726636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.726636][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.726636][ T10] netlink_unicast+0x449/0x710 [ 3827.726636][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.726636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.726636][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.726636][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.726636][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.726636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.726636][ T10] [ 3827.728663][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.728663][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.728663][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.728663][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.728663][ T10] ip6_route_add+0x1c/0x140 [ 3827.728663][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3827.728663][ T10] addrconf_add_dev+0xe2/0x170 [ 3827.728663][ T10] inet6_addr_add+0x12f/0xa40 [ 3827.728663][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.728663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.728663][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.728663][ T10] netlink_unicast+0x449/0x710 [ 3827.728663][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.728663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.728663][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.728663][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.728663][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.728663][ T10] [ 3827.730789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.730789][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3827.730789][ T10] ipv6_find_idev+0x102/0x170 [ 3827.730789][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.730789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.730789][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.730789][ T10] netlink_unicast+0x449/0x710 [ 3827.730789][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.730789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.730789][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.730789][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.730789][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.730789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.730789][ T10] [ 3827.732643][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3827.732643][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3827.732643][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3827.732643][ T10] ipv6_find_idev+0x102/0x170 [ 3827.732643][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.732643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.732643][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.732643][ T10] netlink_unicast+0x449/0x710 [ 3827.732643][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.732643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.732643][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.732643][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.732643][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.732643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.732643][ T10] [ 3827.734663][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3827.734933][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3827.734933][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.734933][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.734933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.734933][ T10] ip6_route_add+0x1c/0x140 [ 3827.734933][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3827.734933][ T10] inet6_addr_add+0x4f8/0xa40 [ 3827.734933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.734933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.734933][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.734933][ T10] netlink_unicast+0x449/0x710 [ 3827.734933][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.734933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.734933][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.734933][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.734933][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.734933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.734933][ T10] [ 3827.737198][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3827.737198][ T10] netdev_get_by_index+0x5e/0x80 [ 3827.737198][ T10] fib6_nh_init+0x3d8/0x1580 [ 3827.737198][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3827.737198][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3827.737198][ T10] ipv6_add_addr+0x411/0x2000 [ 3827.737198][ T10] inet6_addr_add+0x30e/0xa40 [ 3827.737198][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3827.737198][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.737198][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.737198][ T10] netlink_unicast+0x449/0x710 [ 3827.737198][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.737198][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.737198][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.737198][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.737198][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.737198][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.737198][ T10] [ 3827.739467][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3827.739467][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3827.739467][ T10] ipv6_find_idev+0x102/0x170 [ 3827.739467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.739467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.739467][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.739467][ T10] netlink_unicast+0x449/0x710 [ 3827.739467][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.739467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.739467][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.739467][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.739467][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.739467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.739467][ T10] [ 3827.741207][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3827.741207][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3827.741207][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3827.741207][ T10] ipv6_find_idev+0x102/0x170 [ 3827.741207][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3827.741207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3827.741207][ T10] netlink_rcv_skb+0x130/0x360 [ 3827.741207][ T10] netlink_unicast+0x449/0x710 [ 3827.741207][ T10] netlink_sendmsg+0x723/0xbe0 [ 3827.741207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3827.741207][ T10] ___sys_sendmsg+0xee/0x170 [ 3827.741207][ T10] __sys_sendmsg+0xcd/0x170 [ 3827.741207][ T10] do_syscall_64+0xc6/0x1e0 [ 3827.741207][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3827.741207][ T10] [ 3837.982954][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3837.983440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.983440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3837.983440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3837.983440][ T10] fib6_nh_init+0xa22/0x1580 [ 3837.983440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3837.983440][ T10] ip6_route_add+0x1c/0x140 [ 3837.983440][ T10] inet6_rtm_newroute+0x104/0x110 [ 3837.983440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.983440][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.983440][ T10] netlink_unicast+0x449/0x710 [ 3837.983440][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.983440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.983440][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.983440][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.983440][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.983440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3837.983440][ T10] [ 3837.985383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.985383][ T10] dst_init+0x84/0x4a0 [ 3837.985383][ T10] dst_alloc+0x97/0x150 [ 3837.985383][ T10] ip6_dst_alloc+0x23/0x90 [ 3837.985383][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3837.985383][ T10] ip6_pol_route+0x56f/0x840 [ 3837.985383][ T10] fib6_rule_lookup+0x456/0x630 [ 3837.985383][ T10] ip6_route_input+0x59c/0xa50 [ 3837.985383][ T10] ipv6_rcv+0x397/0x810 [ 3837.985383][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3837.985383][ T10] process_backlog+0x101/0x620 [ 3837.985383][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3837.985383][ T10] net_rx_action+0x495/0xbe0 [ 3837.985383][ T10] __do_softirq+0x1b5/0x7f6 [ 3837.985383][ T10] [ 3837.987052][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.987052][ T10] netdev_get_by_index+0x5e/0x80 [ 3837.987052][ T10] fib6_nh_init+0x3d8/0x1580 [ 3837.987052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3837.987052][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3837.987052][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3837.987052][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3837.987052][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3837.987052][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3837.987052][ T10] addrconf_dad_begin+0x310/0x670 [ 3837.987052][ T10] addrconf_dad_work+0x10b/0xab0 [ 3837.987052][ T10] process_one_work+0x84d/0x18a0 [ 3837.987052][ T10] worker_thread+0x587/0xd30 [ 3837.987052][ T10] kthread+0x28a/0x350 [ 3837.987052][ T10] ret_from_fork+0x31/0x70 [ 3837.987052][ T10] ret_from_fork_asm+0x1a/0x30 [ 3837.987052][ T10] [ 3837.989025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.989025][ T10] netdev_get_by_index+0x5e/0x80 [ 3837.989025][ T10] fib6_nh_init+0x3d8/0x1580 [ 3837.989025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3837.989025][ T10] ip6_route_add+0x1c/0x140 [ 3837.989025][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3837.989025][ T10] inet6_addr_add+0x4f8/0xa40 [ 3837.989025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3837.989025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.989025][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.989025][ T10] netlink_unicast+0x449/0x710 [ 3837.989025][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.989025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.989025][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.989025][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.989025][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.989025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3837.989025][ T10] [ 3837.991074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.991074][ T10] netdev_get_by_index+0x5e/0x80 [ 3837.991074][ T10] fib6_nh_init+0x3d8/0x1580 [ 3837.991074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3837.991074][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3837.991074][ T10] ipv6_add_addr+0x411/0x2000 [ 3837.991074][ T10] inet6_addr_add+0x30e/0xa40 [ 3837.991074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3837.991074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.991074][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.991074][ T10] netlink_unicast+0x449/0x710 [ 3837.991074][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.991074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.991074][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.991074][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.991074][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.991074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3837.991074][ T10] [ 3837.993154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.993154][ T10] netdev_get_by_index+0x5e/0x80 [ 3837.993154][ T10] fib6_nh_init+0x3d8/0x1580 [ 3837.993154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3837.993154][ T10] ip6_route_add+0x1c/0x140 [ 3837.993154][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3837.993154][ T10] addrconf_add_dev+0xe2/0x170 [ 3837.993154][ T10] inet6_addr_add+0x12f/0xa40 [ 3837.993154][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3837.993154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.993154][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.993154][ T10] netlink_unicast+0x449/0x710 [ 3837.993154][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.993154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.993154][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.993154][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.993154][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.993154][ T10] [ 3837.995152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.995152][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3837.995152][ T10] ipv6_find_idev+0x102/0x170 [ 3837.995152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3837.995152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.995152][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.995152][ T10] netlink_unicast+0x449/0x710 [ 3837.995152][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.995152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.995152][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.995152][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.995152][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.995152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3837.995152][ T10] [ 3837.996718][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3837.996718][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3837.996718][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3837.996718][ T10] ipv6_find_idev+0x102/0x170 [ 3837.996718][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3837.996718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3837.996718][ T10] netlink_rcv_skb+0x130/0x360 [ 3837.996718][ T10] netlink_unicast+0x449/0x710 [ 3837.996718][ T10] netlink_sendmsg+0x723/0xbe0 [ 3837.996718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3837.996718][ T10] ___sys_sendmsg+0xee/0x170 [ 3837.996718][ T10] __sys_sendmsg+0xcd/0x170 [ 3837.996718][ T10] do_syscall_64+0xc6/0x1e0 [ 3837.996718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3837.996718][ T10] [ 3837.998475][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3837.998762][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3837.998762][ T10] dst_init+0x84/0x4a0 [ 3837.998762][ T10] dst_alloc+0x97/0x150 [ 3837.998762][ T10] ip6_dst_alloc+0x23/0x90 [ 3837.998762][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3837.998762][ T10] ip6_pol_route+0x56f/0x840 [ 3837.998762][ T10] fib6_rule_lookup+0x456/0x630 [ 3837.998762][ T10] ip6_route_input+0x59c/0xa50 [ 3837.998762][ T10] ipv6_rcv+0x397/0x810 [ 3837.998762][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3837.998762][ T10] process_backlog+0x101/0x620 [ 3837.998762][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3837.998762][ T10] net_rx_action+0x495/0xbe0 [ 3837.998762][ T10] __do_softirq+0x1b5/0x7f6 [ 3837.998762][ T10] [ 3838.000443][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.000443][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3838.000443][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3838.000443][ T10] fib6_nh_init+0xa22/0x1580 [ 3838.000443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.000443][ T10] ip6_route_add+0x1c/0x140 [ 3838.000443][ T10] inet6_rtm_newroute+0x104/0x110 [ 3838.000443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.000443][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.000443][ T10] netlink_unicast+0x449/0x710 [ 3838.000443][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.000443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.000443][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.000443][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.000443][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.000443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.000443][ T10] [ 3838.002354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.002354][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.002354][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.002354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.002354][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3838.002354][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3838.002354][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3838.002354][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3838.002354][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3838.002354][ T10] addrconf_dad_begin+0x310/0x670 [ 3838.002354][ T10] addrconf_dad_work+0x10b/0xab0 [ 3838.002354][ T10] process_one_work+0x84d/0x18a0 [ 3838.002354][ T10] worker_thread+0x587/0xd30 [ 3838.002354][ T10] kthread+0x28a/0x350 [ 3838.002354][ T10] ret_from_fork+0x31/0x70 [ 3838.002354][ T10] ret_from_fork_asm+0x1a/0x30 [ 3838.002354][ T10] [ 3838.004287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.004287][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.004287][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.004287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.004287][ T10] ip6_route_add+0x1c/0x140 [ 3838.004287][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3838.004287][ T10] inet6_addr_add+0x4f8/0xa40 [ 3838.004287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3838.004287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.004287][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.004287][ T10] netlink_unicast+0x449/0x710 [ 3838.004287][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.004287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.004287][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.004287][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.004287][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.004287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.004287][ T10] [ 3838.006832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.006832][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.006832][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.006832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.006832][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3838.006832][ T10] ipv6_add_addr+0x411/0x2000 [ 3838.006832][ T10] inet6_addr_add+0x30e/0xa40 [ 3838.006832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3838.006832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.006832][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.006832][ T10] netlink_unicast+0x449/0x710 [ 3838.006832][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.006832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.006832][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.006832][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.006832][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.006832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.006832][ T10] [ 3838.008864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.008864][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.008864][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.008864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.008864][ T10] ip6_route_add+0x1c/0x140 [ 3838.008864][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3838.008864][ T10] addrconf_add_dev+0xe2/0x170 [ 3838.008864][ T10] inet6_addr_add+0x12f/0xa40 [ 3838.008864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3838.008864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.008864][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.008864][ T10] netlink_unicast+0x449/0x710 [ 3838.008864][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.008864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.008864][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.008864][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.008864][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.008864][ T10] [ 3838.010983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.010983][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3838.010983][ T10] ipv6_find_idev+0x102/0x170 [ 3838.010983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3838.010983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.010983][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.010983][ T10] netlink_unicast+0x449/0x710 [ 3838.010983][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.010983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.010983][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.010983][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.010983][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.010983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.010983][ T10] [ 3838.012786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3838.012786][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3838.012786][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3838.012786][ T10] ipv6_find_idev+0x102/0x170 [ 3838.012786][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3838.012786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.012786][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.012786][ T10] netlink_unicast+0x449/0x710 [ 3838.012786][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.012786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.012786][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.012786][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.012786][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.012786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.012786][ T10] [ 3838.014754][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3838.015009][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3838.015009][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.015009][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.015009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.015009][ T10] ip6_route_add+0x1c/0x140 [ 3838.015009][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3838.015009][ T10] inet6_addr_add+0x4f8/0xa40 [ 3838.015009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3838.015009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.015009][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.015009][ T10] netlink_unicast+0x449/0x710 [ 3838.015009][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.015009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.015009][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.015009][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.015009][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.015009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.015009][ T10] [ 3838.017289][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3838.017289][ T10] netdev_get_by_index+0x5e/0x80 [ 3838.017289][ T10] fib6_nh_init+0x3d8/0x1580 [ 3838.017289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3838.017289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3838.017289][ T10] ipv6_add_addr+0x411/0x2000 [ 3838.017289][ T10] inet6_addr_add+0x30e/0xa40 [ 3838.017289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3838.017289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.017289][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.017289][ T10] netlink_unicast+0x449/0x710 [ 3838.017289][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.017289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.017289][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.017289][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.017289][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.017289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.017289][ T10] [ 3838.019570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3838.019570][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3838.019570][ T10] ipv6_find_idev+0x102/0x170 [ 3838.019570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3838.019570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.019570][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.019570][ T10] netlink_unicast+0x449/0x710 [ 3838.019570][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.019570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.019570][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.019570][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.019570][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.019570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.019570][ T10] [ 3838.021374][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3838.021374][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3838.021374][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3838.021374][ T10] ipv6_find_idev+0x102/0x170 [ 3838.021374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3838.021374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3838.021374][ T10] netlink_rcv_skb+0x130/0x360 [ 3838.021374][ T10] netlink_unicast+0x449/0x710 [ 3838.021374][ T10] netlink_sendmsg+0x723/0xbe0 [ 3838.021374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3838.021374][ T10] ___sys_sendmsg+0xee/0x170 [ 3838.021374][ T10] __sys_sendmsg+0xcd/0x170 [ 3838.021374][ T10] do_syscall_64+0xc6/0x1e0 [ 3838.021374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3838.021374][ T10] [ 3848.142998][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3848.143484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.143484][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3848.143484][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3848.143484][ T10] fib6_nh_init+0xa22/0x1580 [ 3848.143484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.143484][ T10] ip6_route_add+0x1c/0x140 [ 3848.143484][ T10] inet6_rtm_newroute+0x104/0x110 [ 3848.143484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.143484][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.143484][ T10] netlink_unicast+0x449/0x710 [ 3848.143484][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.143484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.143484][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.143484][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.143484][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.143484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.143484][ T10] [ 3848.145419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.145419][ T10] dst_init+0x84/0x4a0 [ 3848.145419][ T10] dst_alloc+0x97/0x150 [ 3848.145419][ T10] ip6_dst_alloc+0x23/0x90 [ 3848.145419][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3848.145419][ T10] ip6_pol_route+0x56f/0x840 [ 3848.145419][ T10] fib6_rule_lookup+0x456/0x630 [ 3848.145419][ T10] ip6_route_input+0x59c/0xa50 [ 3848.145419][ T10] ipv6_rcv+0x397/0x810 [ 3848.145419][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3848.145419][ T10] process_backlog+0x101/0x620 [ 3848.145419][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3848.145419][ T10] net_rx_action+0x495/0xbe0 [ 3848.145419][ T10] __do_softirq+0x1b5/0x7f6 [ 3848.145419][ T10] [ 3848.147125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.147125][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.147125][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.147125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.147125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3848.147125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3848.147125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3848.147125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3848.147125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3848.147125][ T10] addrconf_dad_begin+0x310/0x670 [ 3848.147125][ T10] addrconf_dad_work+0x10b/0xab0 [ 3848.147125][ T10] process_one_work+0x84d/0x18a0 [ 3848.147125][ T10] worker_thread+0x587/0xd30 [ 3848.147125][ T10] kthread+0x28a/0x350 [ 3848.147125][ T10] ret_from_fork+0x31/0x70 [ 3848.147125][ T10] ret_from_fork_asm+0x1a/0x30 [ 3848.147125][ T10] [ 3848.149191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.149191][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.149191][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.149191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.149191][ T10] ip6_route_add+0x1c/0x140 [ 3848.149191][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3848.149191][ T10] inet6_addr_add+0x4f8/0xa40 [ 3848.149191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.149191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.149191][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.149191][ T10] netlink_unicast+0x449/0x710 [ 3848.149191][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.149191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.149191][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.149191][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.149191][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.149191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.149191][ T10] [ 3848.151220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.151220][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.151220][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.151220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.151220][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3848.151220][ T10] ipv6_add_addr+0x411/0x2000 [ 3848.151220][ T10] inet6_addr_add+0x30e/0xa40 [ 3848.151220][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.151220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.151220][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.151220][ T10] netlink_unicast+0x449/0x710 [ 3848.151220][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.151220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.151220][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.151220][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.151220][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.151220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.151220][ T10] [ 3848.153252][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.153252][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.153252][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.153252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.153252][ T10] ip6_route_add+0x1c/0x140 [ 3848.153252][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3848.153252][ T10] addrconf_add_dev+0xe2/0x170 [ 3848.153252][ T10] inet6_addr_add+0x12f/0xa40 [ 3848.153252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.153252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.153252][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.153252][ T10] netlink_unicast+0x449/0x710 [ 3848.153252][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.153252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.153252][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.153252][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.153252][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.153252][ T10] [ 3848.155245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.155245][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3848.155245][ T10] ipv6_find_idev+0x102/0x170 [ 3848.155245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.155245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.155245][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.155245][ T10] netlink_unicast+0x449/0x710 [ 3848.155245][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.155245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.155245][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.155245][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.155245][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.155245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.155245][ T10] [ 3848.156811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3848.156811][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3848.156811][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3848.156811][ T10] ipv6_find_idev+0x102/0x170 [ 3848.156811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.156811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.156811][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.156811][ T10] netlink_unicast+0x449/0x710 [ 3848.156811][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.156811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.156811][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.156811][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.156811][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.156811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.156811][ T10] [ 3848.158561][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3848.158847][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3848.158847][ T10] dst_init+0x84/0x4a0 [ 3848.158847][ T10] dst_alloc+0x97/0x150 [ 3848.158847][ T10] ip6_dst_alloc+0x23/0x90 [ 3848.158847][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3848.158847][ T10] ip6_pol_route+0x56f/0x840 [ 3848.158847][ T10] fib6_rule_lookup+0x456/0x630 [ 3848.158847][ T10] ip6_route_input+0x59c/0xa50 [ 3848.158847][ T10] ipv6_rcv+0x397/0x810 [ 3848.158847][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3848.158847][ T10] process_backlog+0x101/0x620 [ 3848.158847][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3848.158847][ T10] net_rx_action+0x495/0xbe0 [ 3848.158847][ T10] __do_softirq+0x1b5/0x7f6 [ 3848.158847][ T10] [ 3848.160500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.160500][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3848.160500][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3848.160500][ T10] fib6_nh_init+0xa22/0x1580 [ 3848.160500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.160500][ T10] ip6_route_add+0x1c/0x140 [ 3848.160500][ T10] inet6_rtm_newroute+0x104/0x110 [ 3848.160500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.160500][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.160500][ T10] netlink_unicast+0x449/0x710 [ 3848.160500][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.160500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.160500][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.160500][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.160500][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.160500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.160500][ T10] [ 3848.162405][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.162405][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.162405][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.162405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.162405][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3848.162405][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3848.162405][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3848.162405][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3848.162405][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3848.162405][ T10] addrconf_dad_begin+0x310/0x670 [ 3848.162405][ T10] addrconf_dad_work+0x10b/0xab0 [ 3848.162405][ T10] process_one_work+0x84d/0x18a0 [ 3848.162405][ T10] worker_thread+0x587/0xd30 [ 3848.162405][ T10] kthread+0x28a/0x350 [ 3848.162405][ T10] ret_from_fork+0x31/0x70 [ 3848.162405][ T10] ret_from_fork_asm+0x1a/0x30 [ 3848.162405][ T10] [ 3848.164340][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.164340][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.164340][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.164340][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.164340][ T10] ip6_route_add+0x1c/0x140 [ 3848.164340][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3848.164340][ T10] inet6_addr_add+0x4f8/0xa40 [ 3848.164340][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.164340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.164340][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.164340][ T10] netlink_unicast+0x449/0x710 [ 3848.164340][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.164340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.164340][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.164340][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.164340][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.164340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.164340][ T10] [ 3848.166365][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.166365][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.166365][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.166365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.166365][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3848.166365][ T10] ipv6_add_addr+0x411/0x2000 [ 3848.166365][ T10] inet6_addr_add+0x30e/0xa40 [ 3848.166365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.166365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.166365][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.166365][ T10] netlink_unicast+0x449/0x710 [ 3848.166365][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.166365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.166365][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.166365][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.166365][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.166365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.166365][ T10] [ 3848.168398][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.168398][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.168398][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.168398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.168398][ T10] ip6_route_add+0x1c/0x140 [ 3848.168398][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3848.168398][ T10] addrconf_add_dev+0xe2/0x170 [ 3848.168398][ T10] inet6_addr_add+0x12f/0xa40 [ 3848.168398][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.168398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.168398][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.168398][ T10] netlink_unicast+0x449/0x710 [ 3848.168398][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.168398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.168398][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.168398][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.168398][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.168398][ T10] [ 3848.170504][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.170504][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3848.170504][ T10] ipv6_find_idev+0x102/0x170 [ 3848.170504][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.170504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.170504][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.170504][ T10] netlink_unicast+0x449/0x710 [ 3848.170504][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.170504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.170504][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.170504][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.170504][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.170504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.170504][ T10] [ 3848.172247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3848.172247][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3848.172247][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3848.172247][ T10] ipv6_find_idev+0x102/0x170 [ 3848.172247][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.172247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.172247][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.172247][ T10] netlink_unicast+0x449/0x710 [ 3848.172247][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.172247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.172247][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.172247][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.172247][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.172247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.172247][ T10] [ 3848.174262][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3848.174518][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3848.174518][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.174518][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.174518][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.174518][ T10] ip6_route_add+0x1c/0x140 [ 3848.174518][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3848.174518][ T10] inet6_addr_add+0x4f8/0xa40 [ 3848.174518][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.174518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.174518][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.174518][ T10] netlink_unicast+0x449/0x710 [ 3848.174518][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.174518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.174518][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.174518][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.174518][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.174518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.174518][ T10] [ 3848.176782][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3848.176782][ T10] netdev_get_by_index+0x5e/0x80 [ 3848.176782][ T10] fib6_nh_init+0x3d8/0x1580 [ 3848.176782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3848.176782][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3848.176782][ T10] ipv6_add_addr+0x411/0x2000 [ 3848.176782][ T10] inet6_addr_add+0x30e/0xa40 [ 3848.176782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3848.176782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.176782][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.176782][ T10] netlink_unicast+0x449/0x710 [ 3848.176782][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.176782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.176782][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.176782][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.176782][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.176782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.176782][ T10] [ 3848.179055][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3848.179055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3848.179055][ T10] ipv6_find_idev+0x102/0x170 [ 3848.179055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.179055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.179055][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.179055][ T10] netlink_unicast+0x449/0x710 [ 3848.179055][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.179055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.179055][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.179055][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.179055][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.179055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.179055][ T10] [ 3848.180807][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3848.180807][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3848.180807][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3848.180807][ T10] ipv6_find_idev+0x102/0x170 [ 3848.180807][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3848.180807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3848.180807][ T10] netlink_rcv_skb+0x130/0x360 [ 3848.180807][ T10] netlink_unicast+0x449/0x710 [ 3848.180807][ T10] netlink_sendmsg+0x723/0xbe0 [ 3848.180807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3848.180807][ T10] ___sys_sendmsg+0xee/0x170 [ 3848.180807][ T10] __sys_sendmsg+0xcd/0x170 [ 3848.180807][ T10] do_syscall_64+0xc6/0x1e0 [ 3848.180807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3848.180807][ T10] [ 3858.350939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3858.351328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.351328][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3858.351328][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3858.351328][ T10] fib6_nh_init+0xa22/0x1580 [ 3858.351328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.351328][ T10] ip6_route_add+0x1c/0x140 [ 3858.351328][ T10] inet6_rtm_newroute+0x104/0x110 [ 3858.351328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.351328][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.351328][ T10] netlink_unicast+0x449/0x710 [ 3858.351328][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.351328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.351328][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.351328][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.351328][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.351328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.351328][ T10] [ 3858.353234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.353234][ T10] dst_init+0x84/0x4a0 [ 3858.353234][ T10] dst_alloc+0x97/0x150 [ 3858.353234][ T10] ip6_dst_alloc+0x23/0x90 [ 3858.353234][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3858.353234][ T10] ip6_pol_route+0x56f/0x840 [ 3858.353234][ T10] fib6_rule_lookup+0x456/0x630 [ 3858.353234][ T10] ip6_route_input+0x59c/0xa50 [ 3858.353234][ T10] ipv6_rcv+0x397/0x810 [ 3858.353234][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3858.353234][ T10] process_backlog+0x101/0x620 [ 3858.353234][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3858.353234][ T10] net_rx_action+0x495/0xbe0 [ 3858.353234][ T10] __do_softirq+0x1b5/0x7f6 [ 3858.353234][ T10] [ 3858.354897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.354897][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.354897][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.354897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.354897][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3858.354897][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3858.354897][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3858.354897][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3858.354897][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3858.354897][ T10] addrconf_dad_begin+0x310/0x670 [ 3858.354897][ T10] addrconf_dad_work+0x10b/0xab0 [ 3858.354897][ T10] process_one_work+0x84d/0x18a0 [ 3858.354897][ T10] worker_thread+0x587/0xd30 [ 3858.354897][ T10] kthread+0x28a/0x350 [ 3858.354897][ T10] ret_from_fork+0x31/0x70 [ 3858.354897][ T10] ret_from_fork_asm+0x1a/0x30 [ 3858.354897][ T10] [ 3858.356819][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.356819][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.356819][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.356819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.356819][ T10] ip6_route_add+0x1c/0x140 [ 3858.356819][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3858.356819][ T10] inet6_addr_add+0x4f8/0xa40 [ 3858.356819][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.356819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.356819][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.356819][ T10] netlink_unicast+0x449/0x710 [ 3858.356819][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.356819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.356819][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.356819][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.356819][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.356819][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.356819][ T10] [ 3858.358882][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.358882][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.358882][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.358882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.358882][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3858.358882][ T10] ipv6_add_addr+0x411/0x2000 [ 3858.358882][ T10] inet6_addr_add+0x30e/0xa40 [ 3858.358882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.358882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.358882][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.358882][ T10] netlink_unicast+0x449/0x710 [ 3858.358882][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.358882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.358882][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.358882][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.358882][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.358882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.358882][ T10] [ 3858.361019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.361019][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.361019][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.361019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.361019][ T10] ip6_route_add+0x1c/0x140 [ 3858.361019][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3858.361019][ T10] addrconf_add_dev+0xe2/0x170 [ 3858.361019][ T10] inet6_addr_add+0x12f/0xa40 [ 3858.361019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.361019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.361019][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.361019][ T10] netlink_unicast+0x449/0x710 [ 3858.361019][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.361019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.361019][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.361019][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.361019][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.361019][ T10] [ 3858.364154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.364154][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3858.364154][ T10] ipv6_find_idev+0x102/0x170 [ 3858.364154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.364154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.364154][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.364154][ T10] netlink_unicast+0x449/0x710 [ 3858.364154][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.364154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.364154][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.364154][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.364154][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.364154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.364154][ T10] [ 3858.366675][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3858.366675][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3858.366675][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3858.366675][ T10] ipv6_find_idev+0x102/0x170 [ 3858.366675][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.366675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.366675][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.366675][ T10] netlink_unicast+0x449/0x710 [ 3858.366675][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.366675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.366675][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.366675][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.366675][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.366675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.366675][ T10] [ 3858.369394][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3858.369831][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3858.369831][ T10] dst_init+0x84/0x4a0 [ 3858.369831][ T10] dst_alloc+0x97/0x150 [ 3858.369831][ T10] ip6_dst_alloc+0x23/0x90 [ 3858.369831][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3858.369831][ T10] ip6_pol_route+0x56f/0x840 [ 3858.369831][ T10] fib6_rule_lookup+0x456/0x630 [ 3858.369831][ T10] ip6_route_input+0x59c/0xa50 [ 3858.369831][ T10] ipv6_rcv+0x397/0x810 [ 3858.369831][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3858.369831][ T10] process_backlog+0x101/0x620 [ 3858.369831][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3858.369831][ T10] net_rx_action+0x495/0xbe0 [ 3858.369831][ T10] __do_softirq+0x1b5/0x7f6 [ 3858.369831][ T10] [ 3858.372478][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.372478][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3858.372478][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3858.372478][ T10] fib6_nh_init+0xa22/0x1580 [ 3858.372478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.372478][ T10] ip6_route_add+0x1c/0x140 [ 3858.372478][ T10] inet6_rtm_newroute+0x104/0x110 [ 3858.372478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.372478][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.372478][ T10] netlink_unicast+0x449/0x710 [ 3858.372478][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.372478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.372478][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.372478][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.372478][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.372478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.372478][ T10] [ 3858.375481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.375481][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.375481][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.375481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.375481][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3858.375481][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3858.375481][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3858.375481][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3858.375481][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3858.375481][ T10] addrconf_dad_begin+0x310/0x670 [ 3858.375481][ T10] addrconf_dad_work+0x10b/0xab0 [ 3858.375481][ T10] process_one_work+0x84d/0x18a0 [ 3858.375481][ T10] worker_thread+0x587/0xd30 [ 3858.375481][ T10] kthread+0x28a/0x350 [ 3858.375481][ T10] ret_from_fork+0x31/0x70 [ 3858.375481][ T10] ret_from_fork_asm+0x1a/0x30 [ 3858.375481][ T10] [ 3858.378500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.378500][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.378500][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.378500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.378500][ T10] ip6_route_add+0x1c/0x140 [ 3858.378500][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3858.378500][ T10] inet6_addr_add+0x4f8/0xa40 [ 3858.378500][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.378500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.378500][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.378500][ T10] netlink_unicast+0x449/0x710 [ 3858.378500][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.378500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.378500][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.378500][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.378500][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.378500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.378500][ T10] [ 3858.381668][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.381668][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.381668][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.381668][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.381668][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3858.381668][ T10] ipv6_add_addr+0x411/0x2000 [ 3858.381668][ T10] inet6_addr_add+0x30e/0xa40 [ 3858.381668][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.381668][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.381668][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.381668][ T10] netlink_unicast+0x449/0x710 [ 3858.381668][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.381668][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.381668][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.381668][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.381668][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.381668][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.381668][ T10] [ 3858.384753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.384753][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.384753][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.384753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.384753][ T10] ip6_route_add+0x1c/0x140 [ 3858.384753][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3858.384753][ T10] addrconf_add_dev+0xe2/0x170 [ 3858.384753][ T10] inet6_addr_add+0x12f/0xa40 [ 3858.384753][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.384753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.384753][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.384753][ T10] netlink_unicast+0x449/0x710 [ 3858.384753][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.384753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.384753][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.384753][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.384753][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.384753][ T10] [ 3858.388202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.388202][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3858.388202][ T10] ipv6_find_idev+0x102/0x170 [ 3858.388202][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.388202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.388202][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.388202][ T10] netlink_unicast+0x449/0x710 [ 3858.388202][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.388202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.388202][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.388202][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.388202][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.388202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.388202][ T10] [ 3858.391035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3858.391035][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3858.391035][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3858.391035][ T10] ipv6_find_idev+0x102/0x170 [ 3858.391035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.391035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.391035][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.391035][ T10] netlink_unicast+0x449/0x710 [ 3858.391035][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.391035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.391035][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.391035][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.391035][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.391035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.391035][ T10] [ 3858.393847][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3858.394223][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3858.394223][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.394223][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.394223][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.394223][ T10] ip6_route_add+0x1c/0x140 [ 3858.394223][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3858.394223][ T10] inet6_addr_add+0x4f8/0xa40 [ 3858.394223][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.394223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.394223][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.394223][ T10] netlink_unicast+0x449/0x710 [ 3858.394223][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.394223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.394223][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.394223][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.394223][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.394223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.394223][ T10] [ 3858.397673][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3858.397673][ T10] netdev_get_by_index+0x5e/0x80 [ 3858.397673][ T10] fib6_nh_init+0x3d8/0x1580 [ 3858.397673][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3858.397673][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3858.397673][ T10] ipv6_add_addr+0x411/0x2000 [ 3858.397673][ T10] inet6_addr_add+0x30e/0xa40 [ 3858.397673][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3858.397673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.397673][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.397673][ T10] netlink_unicast+0x449/0x710 [ 3858.397673][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.397673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.397673][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.397673][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.397673][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.397673][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.397673][ T10] [ 3858.400974][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3858.400974][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3858.400974][ T10] ipv6_find_idev+0x102/0x170 [ 3858.400974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.400974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.400974][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.400974][ T10] netlink_unicast+0x449/0x710 [ 3858.400974][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.400974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.400974][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.400974][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.400974][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.400974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.400974][ T10] [ 3858.403649][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3858.403649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3858.403649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3858.403649][ T10] ipv6_find_idev+0x102/0x170 [ 3858.403649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3858.403649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3858.403649][ T10] netlink_rcv_skb+0x130/0x360 [ 3858.403649][ T10] netlink_unicast+0x449/0x710 [ 3858.403649][ T10] netlink_sendmsg+0x723/0xbe0 [ 3858.403649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3858.403649][ T10] ___sys_sendmsg+0xee/0x170 [ 3858.403649][ T10] __sys_sendmsg+0xcd/0x170 [ 3858.403649][ T10] do_syscall_64+0xc6/0x1e0 [ 3858.403649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3858.403649][ T10] [ 3868.646988][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3868.647396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.647396][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3868.647396][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3868.647396][ T10] fib6_nh_init+0xa22/0x1580 [ 3868.647396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.647396][ T10] ip6_route_add+0x1c/0x140 [ 3868.647396][ T10] inet6_rtm_newroute+0x104/0x110 [ 3868.647396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.647396][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.647396][ T10] netlink_unicast+0x449/0x710 [ 3868.647396][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.647396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.647396][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.647396][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.647396][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.647396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.647396][ T10] [ 3868.649435][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.649435][ T10] dst_init+0x84/0x4a0 [ 3868.649435][ T10] dst_alloc+0x97/0x150 [ 3868.649435][ T10] ip6_dst_alloc+0x23/0x90 [ 3868.649435][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3868.649435][ T10] ip6_pol_route+0x56f/0x840 [ 3868.649435][ T10] fib6_rule_lookup+0x456/0x630 [ 3868.649435][ T10] ip6_route_input+0x59c/0xa50 [ 3868.649435][ T10] ipv6_rcv+0x397/0x810 [ 3868.649435][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3868.649435][ T10] process_backlog+0x101/0x620 [ 3868.649435][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3868.649435][ T10] net_rx_action+0x495/0xbe0 [ 3868.649435][ T10] __do_softirq+0x1b5/0x7f6 [ 3868.649435][ T10] [ 3868.651105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.651105][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.651105][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.651105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.651105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3868.651105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3868.651105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3868.651105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3868.651105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3868.651105][ T10] addrconf_dad_begin+0x310/0x670 [ 3868.651105][ T10] addrconf_dad_work+0x10b/0xab0 [ 3868.651105][ T10] process_one_work+0x84d/0x18a0 [ 3868.651105][ T10] worker_thread+0x587/0xd30 [ 3868.651105][ T10] kthread+0x28a/0x350 [ 3868.651105][ T10] ret_from_fork+0x31/0x70 [ 3868.651105][ T10] ret_from_fork_asm+0x1a/0x30 [ 3868.651105][ T10] [ 3868.653062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.653062][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.653062][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.653062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.653062][ T10] ip6_route_add+0x1c/0x140 [ 3868.653062][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3868.653062][ T10] inet6_addr_add+0x4f8/0xa40 [ 3868.653062][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.653062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.653062][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.653062][ T10] netlink_unicast+0x449/0x710 [ 3868.653062][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.653062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.653062][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.653062][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.653062][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.653062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.653062][ T10] [ 3868.655101][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.655101][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.655101][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.655101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.655101][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3868.655101][ T10] ipv6_add_addr+0x411/0x2000 [ 3868.655101][ T10] inet6_addr_add+0x30e/0xa40 [ 3868.655101][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.655101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.655101][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.655101][ T10] netlink_unicast+0x449/0x710 [ 3868.655101][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.655101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.655101][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.655101][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.655101][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.655101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.655101][ T10] [ 3868.657131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.657131][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.657131][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.657131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.657131][ T10] ip6_route_add+0x1c/0x140 [ 3868.657131][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3868.657131][ T10] addrconf_add_dev+0xe2/0x170 [ 3868.657131][ T10] inet6_addr_add+0x12f/0xa40 [ 3868.657131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.657131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.657131][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.657131][ T10] netlink_unicast+0x449/0x710 [ 3868.657131][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.657131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.657131][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.657131][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.657131][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.657131][ T10] [ 3868.659131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.659131][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3868.659131][ T10] ipv6_find_idev+0x102/0x170 [ 3868.659131][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.659131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.659131][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.659131][ T10] netlink_unicast+0x449/0x710 [ 3868.659131][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.659131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.659131][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.659131][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.659131][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.659131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.659131][ T10] [ 3868.660694][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3868.660694][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3868.660694][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3868.660694][ T10] ipv6_find_idev+0x102/0x170 [ 3868.660694][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.660694][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.660694][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.660694][ T10] netlink_unicast+0x449/0x710 [ 3868.660694][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.660694][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.660694][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.660694][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.660694][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.660694][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.660694][ T10] [ 3868.662443][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3868.662739][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3868.662739][ T10] dst_init+0x84/0x4a0 [ 3868.662739][ T10] dst_alloc+0x97/0x150 [ 3868.662739][ T10] ip6_dst_alloc+0x23/0x90 [ 3868.662739][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3868.662739][ T10] ip6_pol_route+0x56f/0x840 [ 3868.662739][ T10] fib6_rule_lookup+0x456/0x630 [ 3868.662739][ T10] ip6_route_input+0x59c/0xa50 [ 3868.662739][ T10] ipv6_rcv+0x397/0x810 [ 3868.662739][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3868.662739][ T10] process_backlog+0x101/0x620 [ 3868.662739][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3868.662739][ T10] net_rx_action+0x495/0xbe0 [ 3868.662739][ T10] __do_softirq+0x1b5/0x7f6 [ 3868.662739][ T10] [ 3868.664398][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.664398][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3868.664398][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3868.664398][ T10] fib6_nh_init+0xa22/0x1580 [ 3868.664398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.664398][ T10] ip6_route_add+0x1c/0x140 [ 3868.664398][ T10] inet6_rtm_newroute+0x104/0x110 [ 3868.664398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.664398][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.664398][ T10] netlink_unicast+0x449/0x710 [ 3868.664398][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.664398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.664398][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.664398][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.664398][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.664398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.664398][ T10] [ 3868.666314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.666314][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.666314][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.666314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.666314][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3868.666314][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3868.666314][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3868.666314][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3868.666314][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3868.666314][ T10] addrconf_dad_begin+0x310/0x670 [ 3868.666314][ T10] addrconf_dad_work+0x10b/0xab0 [ 3868.666314][ T10] process_one_work+0x84d/0x18a0 [ 3868.666314][ T10] worker_thread+0x587/0xd30 [ 3868.666314][ T10] kthread+0x28a/0x350 [ 3868.666314][ T10] ret_from_fork+0x31/0x70 [ 3868.666314][ T10] ret_from_fork_asm+0x1a/0x30 [ 3868.666314][ T10] [ 3868.668252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.668252][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.668252][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.668252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.668252][ T10] ip6_route_add+0x1c/0x140 [ 3868.668252][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3868.668252][ T10] inet6_addr_add+0x4f8/0xa40 [ 3868.668252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.668252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.668252][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.668252][ T10] netlink_unicast+0x449/0x710 [ 3868.668252][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.668252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.668252][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.668252][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.668252][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.668252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.668252][ T10] [ 3868.670287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.670287][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.670287][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.670287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.670287][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3868.670287][ T10] ipv6_add_addr+0x411/0x2000 [ 3868.670287][ T10] inet6_addr_add+0x30e/0xa40 [ 3868.670287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.670287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.670287][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.670287][ T10] netlink_unicast+0x449/0x710 [ 3868.670287][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.670287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.670287][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.670287][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.670287][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.670287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.670287][ T10] [ 3868.672305][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.672305][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.672305][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.672305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.672305][ T10] ip6_route_add+0x1c/0x140 [ 3868.672305][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3868.672305][ T10] addrconf_add_dev+0xe2/0x170 [ 3868.672305][ T10] inet6_addr_add+0x12f/0xa40 [ 3868.672305][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.672305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.672305][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.672305][ T10] netlink_unicast+0x449/0x710 [ 3868.672305][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.672305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.672305][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.672305][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.672305][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.672305][ T10] [ 3868.674412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.674412][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3868.674412][ T10] ipv6_find_idev+0x102/0x170 [ 3868.674412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.674412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.674412][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.674412][ T10] netlink_unicast+0x449/0x710 [ 3868.674412][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.674412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.674412][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.674412][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.674412][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.674412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.674412][ T10] [ 3868.676149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3868.676149][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3868.676149][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3868.676149][ T10] ipv6_find_idev+0x102/0x170 [ 3868.676149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.676149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.676149][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.676149][ T10] netlink_unicast+0x449/0x710 [ 3868.676149][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.676149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.676149][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.676149][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.676149][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.676149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.676149][ T10] [ 3868.678166][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3868.678410][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3868.678410][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.678410][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.678410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.678410][ T10] ip6_route_add+0x1c/0x140 [ 3868.678410][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3868.678410][ T10] inet6_addr_add+0x4f8/0xa40 [ 3868.678410][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.678410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.678410][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.678410][ T10] netlink_unicast+0x449/0x710 [ 3868.678410][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.678410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.678410][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.678410][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.678410][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.678410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.678410][ T10] [ 3868.681189][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3868.681189][ T10] netdev_get_by_index+0x5e/0x80 [ 3868.681189][ T10] fib6_nh_init+0x3d8/0x1580 [ 3868.681189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3868.681189][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3868.681189][ T10] ipv6_add_addr+0x411/0x2000 [ 3868.681189][ T10] inet6_addr_add+0x30e/0xa40 [ 3868.681189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3868.681189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.681189][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.681189][ T10] netlink_unicast+0x449/0x710 [ 3868.681189][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.681189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.681189][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.681189][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.681189][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.681189][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.681189][ T10] [ 3868.683453][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3868.683453][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3868.683453][ T10] ipv6_find_idev+0x102/0x170 [ 3868.683453][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.683453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.683453][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.683453][ T10] netlink_unicast+0x449/0x710 [ 3868.683453][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.683453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.683453][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.683453][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.683453][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.683453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.683453][ T10] [ 3868.685192][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3868.685192][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3868.685192][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3868.685192][ T10] ipv6_find_idev+0x102/0x170 [ 3868.685192][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3868.685192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3868.685192][ T10] netlink_rcv_skb+0x130/0x360 [ 3868.685192][ T10] netlink_unicast+0x449/0x710 [ 3868.685192][ T10] netlink_sendmsg+0x723/0xbe0 [ 3868.685192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3868.685192][ T10] ___sys_sendmsg+0xee/0x170 [ 3868.685192][ T10] __sys_sendmsg+0xcd/0x170 [ 3868.685192][ T10] do_syscall_64+0xc6/0x1e0 [ 3868.685192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3868.685192][ T10] [ 3878.926962][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3878.927476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.927476][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3878.927476][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3878.927476][ T10] fib6_nh_init+0xa22/0x1580 [ 3878.927476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.927476][ T10] ip6_route_add+0x1c/0x140 [ 3878.927476][ T10] inet6_rtm_newroute+0x104/0x110 [ 3878.927476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.927476][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.927476][ T10] netlink_unicast+0x449/0x710 [ 3878.927476][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.927476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.927476][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.927476][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.927476][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.927476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.927476][ T10] [ 3878.929424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.929424][ T10] dst_init+0x84/0x4a0 [ 3878.929424][ T10] dst_alloc+0x97/0x150 [ 3878.929424][ T10] ip6_dst_alloc+0x23/0x90 [ 3878.929424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3878.929424][ T10] ip6_pol_route+0x56f/0x840 [ 3878.929424][ T10] fib6_rule_lookup+0x456/0x630 [ 3878.929424][ T10] ip6_route_input+0x59c/0xa50 [ 3878.929424][ T10] ipv6_rcv+0x397/0x810 [ 3878.929424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3878.929424][ T10] process_backlog+0x101/0x620 [ 3878.929424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3878.929424][ T10] net_rx_action+0x495/0xbe0 [ 3878.929424][ T10] __do_softirq+0x1b5/0x7f6 [ 3878.929424][ T10] [ 3878.931103][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.931103][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.931103][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.931103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.931103][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3878.931103][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3878.931103][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3878.931103][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3878.931103][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3878.931103][ T10] addrconf_dad_begin+0x310/0x670 [ 3878.931103][ T10] addrconf_dad_work+0x10b/0xab0 [ 3878.931103][ T10] process_one_work+0x84d/0x18a0 [ 3878.931103][ T10] worker_thread+0x587/0xd30 [ 3878.931103][ T10] kthread+0x28a/0x350 [ 3878.931103][ T10] ret_from_fork+0x31/0x70 [ 3878.931103][ T10] ret_from_fork_asm+0x1a/0x30 [ 3878.931103][ T10] [ 3878.933058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.933058][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.933058][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.933058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.933058][ T10] ip6_route_add+0x1c/0x140 [ 3878.933058][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3878.933058][ T10] inet6_addr_add+0x4f8/0xa40 [ 3878.933058][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.933058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.933058][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.933058][ T10] netlink_unicast+0x449/0x710 [ 3878.933058][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.933058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.933058][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.933058][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.933058][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.933058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.933058][ T10] [ 3878.935086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.935086][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.935086][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.935086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.935086][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3878.935086][ T10] ipv6_add_addr+0x411/0x2000 [ 3878.935086][ T10] inet6_addr_add+0x30e/0xa40 [ 3878.935086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.935086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.935086][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.935086][ T10] netlink_unicast+0x449/0x710 [ 3878.935086][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.935086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.935086][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.935086][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.935086][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.935086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.935086][ T10] [ 3878.937122][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.937122][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.937122][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.937122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.937122][ T10] ip6_route_add+0x1c/0x140 [ 3878.937122][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3878.937122][ T10] addrconf_add_dev+0xe2/0x170 [ 3878.937122][ T10] inet6_addr_add+0x12f/0xa40 [ 3878.937122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.937122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.937122][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.937122][ T10] netlink_unicast+0x449/0x710 [ 3878.937122][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.937122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.937122][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.937122][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.937122][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.937122][ T10] [ 3878.939144][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.939144][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3878.939144][ T10] ipv6_find_idev+0x102/0x170 [ 3878.939144][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.939144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.939144][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.939144][ T10] netlink_unicast+0x449/0x710 [ 3878.939144][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.939144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.939144][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.939144][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.939144][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.939144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.939144][ T10] [ 3878.940752][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3878.940752][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3878.940752][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3878.940752][ T10] ipv6_find_idev+0x102/0x170 [ 3878.940752][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.940752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.940752][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.940752][ T10] netlink_unicast+0x449/0x710 [ 3878.940752][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.940752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.940752][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.940752][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.940752][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.940752][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.940752][ T10] [ 3878.942506][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3878.942794][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3878.942794][ T10] dst_init+0x84/0x4a0 [ 3878.942794][ T10] dst_alloc+0x97/0x150 [ 3878.942794][ T10] ip6_dst_alloc+0x23/0x90 [ 3878.942794][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3878.942794][ T10] ip6_pol_route+0x56f/0x840 [ 3878.942794][ T10] fib6_rule_lookup+0x456/0x630 [ 3878.942794][ T10] ip6_route_input+0x59c/0xa50 [ 3878.942794][ T10] ipv6_rcv+0x397/0x810 [ 3878.942794][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3878.942794][ T10] process_backlog+0x101/0x620 [ 3878.942794][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3878.942794][ T10] net_rx_action+0x495/0xbe0 [ 3878.942794][ T10] __do_softirq+0x1b5/0x7f6 [ 3878.942794][ T10] [ 3878.944455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.944455][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3878.944455][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3878.944455][ T10] fib6_nh_init+0xa22/0x1580 [ 3878.944455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.944455][ T10] ip6_route_add+0x1c/0x140 [ 3878.944455][ T10] inet6_rtm_newroute+0x104/0x110 [ 3878.944455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.944455][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.944455][ T10] netlink_unicast+0x449/0x710 [ 3878.944455][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.944455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.944455][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.944455][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.944455][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.944455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.944455][ T10] [ 3878.946364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.946364][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.946364][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.946364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.946364][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3878.946364][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3878.946364][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3878.946364][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3878.946364][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3878.946364][ T10] addrconf_dad_begin+0x310/0x670 [ 3878.946364][ T10] addrconf_dad_work+0x10b/0xab0 [ 3878.946364][ T10] process_one_work+0x84d/0x18a0 [ 3878.946364][ T10] worker_thread+0x587/0xd30 [ 3878.946364][ T10] kthread+0x28a/0x350 [ 3878.946364][ T10] ret_from_fork+0x31/0x70 [ 3878.946364][ T10] ret_from_fork_asm+0x1a/0x30 [ 3878.946364][ T10] [ 3878.948309][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.948309][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.948309][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.948309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.948309][ T10] ip6_route_add+0x1c/0x140 [ 3878.948309][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3878.948309][ T10] inet6_addr_add+0x4f8/0xa40 [ 3878.948309][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.948309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.948309][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.948309][ T10] netlink_unicast+0x449/0x710 [ 3878.948309][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.948309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.948309][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.948309][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.948309][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.948309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.948309][ T10] [ 3878.950391][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.950391][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.950391][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.950391][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.950391][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3878.950391][ T10] ipv6_add_addr+0x411/0x2000 [ 3878.950391][ T10] inet6_addr_add+0x30e/0xa40 [ 3878.950391][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.950391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.950391][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.950391][ T10] netlink_unicast+0x449/0x710 [ 3878.950391][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.950391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.950391][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.950391][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.950391][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.950391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.950391][ T10] [ 3878.952422][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.952422][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.952422][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.952422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.952422][ T10] ip6_route_add+0x1c/0x140 [ 3878.952422][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3878.952422][ T10] addrconf_add_dev+0xe2/0x170 [ 3878.952422][ T10] inet6_addr_add+0x12f/0xa40 [ 3878.952422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.952422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.952422][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.952422][ T10] netlink_unicast+0x449/0x710 [ 3878.952422][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.952422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.952422][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.952422][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.952422][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.952422][ T10] [ 3878.954492][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.954492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3878.954492][ T10] ipv6_find_idev+0x102/0x170 [ 3878.954492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.954492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.954492][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.954492][ T10] netlink_unicast+0x449/0x710 [ 3878.954492][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.954492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.954492][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.954492][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.954492][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.954492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.954492][ T10] [ 3878.956174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3878.956174][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3878.956174][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3878.956174][ T10] ipv6_find_idev+0x102/0x170 [ 3878.956174][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.956174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.956174][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.956174][ T10] netlink_unicast+0x449/0x710 [ 3878.956174][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.956174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.956174][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.956174][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.956174][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.956174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.956174][ T10] [ 3878.958040][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3878.958290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3878.958290][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.958290][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.958290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.958290][ T10] ip6_route_add+0x1c/0x140 [ 3878.958290][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3878.958290][ T10] inet6_addr_add+0x4f8/0xa40 [ 3878.958290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.958290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.958290][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.958290][ T10] netlink_unicast+0x449/0x710 [ 3878.958290][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.958290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.958290][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.958290][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.958290][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.958290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.958290][ T10] [ 3878.960452][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3878.960452][ T10] netdev_get_by_index+0x5e/0x80 [ 3878.960452][ T10] fib6_nh_init+0x3d8/0x1580 [ 3878.960452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3878.960452][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3878.960452][ T10] ipv6_add_addr+0x411/0x2000 [ 3878.960452][ T10] inet6_addr_add+0x30e/0xa40 [ 3878.960452][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3878.960452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.960452][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.960452][ T10] netlink_unicast+0x449/0x710 [ 3878.960452][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.960452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.960452][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.960452][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.960452][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.960452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.960452][ T10] [ 3878.962594][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3878.962594][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3878.962594][ T10] ipv6_find_idev+0x102/0x170 [ 3878.962594][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.962594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.962594][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.962594][ T10] netlink_unicast+0x449/0x710 [ 3878.962594][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.962594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.962594][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.962594][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.962594][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.962594][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.962594][ T10] [ 3878.964282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3878.964282][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3878.964282][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3878.964282][ T10] ipv6_find_idev+0x102/0x170 [ 3878.964282][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3878.964282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3878.964282][ T10] netlink_rcv_skb+0x130/0x360 [ 3878.964282][ T10] netlink_unicast+0x449/0x710 [ 3878.964282][ T10] netlink_sendmsg+0x723/0xbe0 [ 3878.964282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3878.964282][ T10] ___sys_sendmsg+0xee/0x170 [ 3878.964282][ T10] __sys_sendmsg+0xcd/0x170 [ 3878.964282][ T10] do_syscall_64+0xc6/0x1e0 [ 3878.964282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3878.964282][ T10] [ 3889.206944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3889.207357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.207357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3889.207357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3889.207357][ T10] fib6_nh_init+0xa22/0x1580 [ 3889.207357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.207357][ T10] ip6_route_add+0x1c/0x140 [ 3889.207357][ T10] inet6_rtm_newroute+0x104/0x110 [ 3889.207357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.207357][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.207357][ T10] netlink_unicast+0x449/0x710 [ 3889.207357][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.207357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.207357][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.207357][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.207357][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.207357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.207357][ T10] [ 3889.209385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.209385][ T10] dst_init+0x84/0x4a0 [ 3889.209385][ T10] dst_alloc+0x97/0x150 [ 3889.209385][ T10] ip6_dst_alloc+0x23/0x90 [ 3889.209385][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3889.209385][ T10] ip6_pol_route+0x56f/0x840 [ 3889.209385][ T10] fib6_rule_lookup+0x456/0x630 [ 3889.209385][ T10] ip6_route_input+0x59c/0xa50 [ 3889.209385][ T10] ipv6_rcv+0x397/0x810 [ 3889.209385][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3889.209385][ T10] process_backlog+0x101/0x620 [ 3889.209385][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3889.209385][ T10] net_rx_action+0x495/0xbe0 [ 3889.209385][ T10] __do_softirq+0x1b5/0x7f6 [ 3889.209385][ T10] [ 3889.211051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.211051][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.211051][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.211051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.211051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3889.211051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3889.211051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3889.211051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3889.211051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3889.211051][ T10] addrconf_dad_begin+0x310/0x670 [ 3889.211051][ T10] addrconf_dad_work+0x10b/0xab0 [ 3889.211051][ T10] process_one_work+0x84d/0x18a0 [ 3889.211051][ T10] worker_thread+0x587/0xd30 [ 3889.211051][ T10] kthread+0x28a/0x350 [ 3889.211051][ T10] ret_from_fork+0x31/0x70 [ 3889.211051][ T10] ret_from_fork_asm+0x1a/0x30 [ 3889.211051][ T10] [ 3889.212989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.212989][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.212989][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.212989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.212989][ T10] ip6_route_add+0x1c/0x140 [ 3889.212989][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3889.212989][ T10] inet6_addr_add+0x4f8/0xa40 [ 3889.212989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.212989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.212989][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.212989][ T10] netlink_unicast+0x449/0x710 [ 3889.212989][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.212989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.212989][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.212989][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.212989][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.212989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.212989][ T10] [ 3889.215016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.215016][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.215016][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.215016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.215016][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3889.215016][ T10] ipv6_add_addr+0x411/0x2000 [ 3889.215016][ T10] inet6_addr_add+0x30e/0xa40 [ 3889.215016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.215016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.215016][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.215016][ T10] netlink_unicast+0x449/0x710 [ 3889.215016][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.215016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.215016][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.215016][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.215016][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.215016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.215016][ T10] [ 3889.217051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.217051][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.217051][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.217051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.217051][ T10] ip6_route_add+0x1c/0x140 [ 3889.217051][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3889.217051][ T10] addrconf_add_dev+0xe2/0x170 [ 3889.217051][ T10] inet6_addr_add+0x12f/0xa40 [ 3889.217051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.217051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.217051][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.217051][ T10] netlink_unicast+0x449/0x710 [ 3889.217051][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.217051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.217051][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.217051][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.217051][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.217051][ T10] [ 3889.219042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.219042][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3889.219042][ T10] ipv6_find_idev+0x102/0x170 [ 3889.219042][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.219042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.219042][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.219042][ T10] netlink_unicast+0x449/0x710 [ 3889.219042][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.219042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.219042][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.219042][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.219042][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.219042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.219042][ T10] [ 3889.220646][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3889.220646][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3889.220646][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3889.220646][ T10] ipv6_find_idev+0x102/0x170 [ 3889.220646][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.220646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.220646][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.220646][ T10] netlink_unicast+0x449/0x710 [ 3889.220646][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.220646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.220646][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.220646][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.220646][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.220646][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.220646][ T10] [ 3889.222385][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3889.222672][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3889.222672][ T10] dst_init+0x84/0x4a0 [ 3889.222672][ T10] dst_alloc+0x97/0x150 [ 3889.222672][ T10] ip6_dst_alloc+0x23/0x90 [ 3889.222672][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3889.222672][ T10] ip6_pol_route+0x56f/0x840 [ 3889.222672][ T10] fib6_rule_lookup+0x456/0x630 [ 3889.222672][ T10] ip6_route_input+0x59c/0xa50 [ 3889.222672][ T10] ipv6_rcv+0x397/0x810 [ 3889.222672][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3889.222672][ T10] process_backlog+0x101/0x620 [ 3889.222672][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3889.222672][ T10] net_rx_action+0x495/0xbe0 [ 3889.222672][ T10] __do_softirq+0x1b5/0x7f6 [ 3889.222672][ T10] [ 3889.224342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.224342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3889.224342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3889.224342][ T10] fib6_nh_init+0xa22/0x1580 [ 3889.224342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.224342][ T10] ip6_route_add+0x1c/0x140 [ 3889.224342][ T10] inet6_rtm_newroute+0x104/0x110 [ 3889.224342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.224342][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.224342][ T10] netlink_unicast+0x449/0x710 [ 3889.224342][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.224342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.224342][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.224342][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.224342][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.224342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.224342][ T10] [ 3889.226257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.226257][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.226257][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.226257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.226257][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3889.226257][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3889.226257][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3889.226257][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3889.226257][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3889.226257][ T10] addrconf_dad_begin+0x310/0x670 [ 3889.226257][ T10] addrconf_dad_work+0x10b/0xab0 [ 3889.226257][ T10] process_one_work+0x84d/0x18a0 [ 3889.226257][ T10] worker_thread+0x587/0xd30 [ 3889.226257][ T10] kthread+0x28a/0x350 [ 3889.226257][ T10] ret_from_fork+0x31/0x70 [ 3889.226257][ T10] ret_from_fork_asm+0x1a/0x30 [ 3889.226257][ T10] [ 3889.228203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.228203][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.228203][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.228203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.228203][ T10] ip6_route_add+0x1c/0x140 [ 3889.228203][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3889.228203][ T10] inet6_addr_add+0x4f8/0xa40 [ 3889.228203][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.228203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.228203][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.228203][ T10] netlink_unicast+0x449/0x710 [ 3889.228203][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.228203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.228203][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.228203][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.228203][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.228203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.228203][ T10] [ 3889.230227][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.230227][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.230227][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.230227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.230227][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3889.230227][ T10] ipv6_add_addr+0x411/0x2000 [ 3889.230227][ T10] inet6_addr_add+0x30e/0xa40 [ 3889.230227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.230227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.230227][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.230227][ T10] netlink_unicast+0x449/0x710 [ 3889.230227][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.230227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.230227][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.230227][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.230227][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.230227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.230227][ T10] [ 3889.232256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.232256][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.232256][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.232256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.232256][ T10] ip6_route_add+0x1c/0x140 [ 3889.232256][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3889.232256][ T10] addrconf_add_dev+0xe2/0x170 [ 3889.232256][ T10] inet6_addr_add+0x12f/0xa40 [ 3889.232256][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.232256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.232256][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.232256][ T10] netlink_unicast+0x449/0x710 [ 3889.232256][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.232256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.232256][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.232256][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.232256][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.232256][ T10] [ 3889.234363][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.234363][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3889.234363][ T10] ipv6_find_idev+0x102/0x170 [ 3889.234363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.234363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.234363][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.234363][ T10] netlink_unicast+0x449/0x710 [ 3889.234363][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.234363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.234363][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.234363][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.234363][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.234363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.234363][ T10] [ 3889.236103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3889.236103][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3889.236103][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3889.236103][ T10] ipv6_find_idev+0x102/0x170 [ 3889.236103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.236103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.236103][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.236103][ T10] netlink_unicast+0x449/0x710 [ 3889.236103][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.236103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.236103][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.236103][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.236103][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.236103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.236103][ T10] [ 3889.238127][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3889.238370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3889.238370][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.238370][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.238370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.238370][ T10] ip6_route_add+0x1c/0x140 [ 3889.238370][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3889.238370][ T10] inet6_addr_add+0x4f8/0xa40 [ 3889.238370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.238370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.238370][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.238370][ T10] netlink_unicast+0x449/0x710 [ 3889.238370][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.238370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.238370][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.238370][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.238370][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.238370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.238370][ T10] [ 3889.240644][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3889.240644][ T10] netdev_get_by_index+0x5e/0x80 [ 3889.240644][ T10] fib6_nh_init+0x3d8/0x1580 [ 3889.240644][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3889.240644][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3889.240644][ T10] ipv6_add_addr+0x411/0x2000 [ 3889.240644][ T10] inet6_addr_add+0x30e/0xa40 [ 3889.240644][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3889.240644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.240644][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.240644][ T10] netlink_unicast+0x449/0x710 [ 3889.240644][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.240644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.240644][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.240644][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.240644][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.240644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.240644][ T10] [ 3889.242898][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3889.242898][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3889.242898][ T10] ipv6_find_idev+0x102/0x170 [ 3889.242898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.242898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.242898][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.242898][ T10] netlink_unicast+0x449/0x710 [ 3889.242898][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.242898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.242898][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.242898][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.242898][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.242898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.242898][ T10] [ 3889.244665][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3889.244665][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3889.244665][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3889.244665][ T10] ipv6_find_idev+0x102/0x170 [ 3889.244665][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3889.244665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3889.244665][ T10] netlink_rcv_skb+0x130/0x360 [ 3889.244665][ T10] netlink_unicast+0x449/0x710 [ 3889.244665][ T10] netlink_sendmsg+0x723/0xbe0 [ 3889.244665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3889.244665][ T10] ___sys_sendmsg+0xee/0x170 [ 3889.244665][ T10] __sys_sendmsg+0xcd/0x170 [ 3889.244665][ T10] do_syscall_64+0xc6/0x1e0 [ 3889.244665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3889.244665][ T10] [ 3899.486968][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3899.487443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.487443][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3899.487443][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3899.487443][ T10] fib6_nh_init+0xa22/0x1580 [ 3899.487443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.487443][ T10] ip6_route_add+0x1c/0x140 [ 3899.487443][ T10] inet6_rtm_newroute+0x104/0x110 [ 3899.487443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.487443][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.487443][ T10] netlink_unicast+0x449/0x710 [ 3899.487443][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.487443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.487443][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.487443][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.487443][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.487443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.487443][ T10] [ 3899.489378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.489378][ T10] dst_init+0x84/0x4a0 [ 3899.489378][ T10] dst_alloc+0x97/0x150 [ 3899.489378][ T10] ip6_dst_alloc+0x23/0x90 [ 3899.489378][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3899.489378][ T10] ip6_pol_route+0x56f/0x840 [ 3899.489378][ T10] fib6_rule_lookup+0x456/0x630 [ 3899.489378][ T10] ip6_route_input+0x59c/0xa50 [ 3899.489378][ T10] ipv6_rcv+0x397/0x810 [ 3899.489378][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3899.489378][ T10] process_backlog+0x101/0x620 [ 3899.489378][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3899.489378][ T10] net_rx_action+0x495/0xbe0 [ 3899.489378][ T10] __do_softirq+0x1b5/0x7f6 [ 3899.489378][ T10] [ 3899.491599][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.491599][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.491599][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.491599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.491599][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3899.491599][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3899.491599][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3899.491599][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3899.491599][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3899.491599][ T10] addrconf_dad_begin+0x310/0x670 [ 3899.491599][ T10] addrconf_dad_work+0x10b/0xab0 [ 3899.491599][ T10] process_one_work+0x84d/0x18a0 [ 3899.491599][ T10] worker_thread+0x587/0xd30 [ 3899.491599][ T10] kthread+0x28a/0x350 [ 3899.491599][ T10] ret_from_fork+0x31/0x70 [ 3899.491599][ T10] ret_from_fork_asm+0x1a/0x30 [ 3899.491599][ T10] [ 3899.493548][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.493548][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.493548][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.493548][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.493548][ T10] ip6_route_add+0x1c/0x140 [ 3899.493548][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3899.493548][ T10] inet6_addr_add+0x4f8/0xa40 [ 3899.493548][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.493548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.493548][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.493548][ T10] netlink_unicast+0x449/0x710 [ 3899.493548][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.493548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.493548][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.493548][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.493548][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.493548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.493548][ T10] [ 3899.495581][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.495581][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.495581][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.495581][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.495581][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3899.495581][ T10] ipv6_add_addr+0x411/0x2000 [ 3899.495581][ T10] inet6_addr_add+0x30e/0xa40 [ 3899.495581][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.495581][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.495581][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.495581][ T10] netlink_unicast+0x449/0x710 [ 3899.495581][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.495581][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.495581][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.495581][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.495581][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.495581][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.495581][ T10] [ 3899.497618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.497618][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.497618][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.497618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.497618][ T10] ip6_route_add+0x1c/0x140 [ 3899.497618][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3899.497618][ T10] addrconf_add_dev+0xe2/0x170 [ 3899.497618][ T10] inet6_addr_add+0x12f/0xa40 [ 3899.497618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.497618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.497618][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.497618][ T10] netlink_unicast+0x449/0x710 [ 3899.497618][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.497618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.497618][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.497618][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.497618][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.497618][ T10] [ 3899.499605][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.499605][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3899.499605][ T10] ipv6_find_idev+0x102/0x170 [ 3899.499605][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.499605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.499605][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.499605][ T10] netlink_unicast+0x449/0x710 [ 3899.499605][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.499605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.499605][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.499605][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.499605][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.499605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.499605][ T10] [ 3899.501200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3899.501200][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3899.501200][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3899.501200][ T10] ipv6_find_idev+0x102/0x170 [ 3899.501200][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.501200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.501200][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.501200][ T10] netlink_unicast+0x449/0x710 [ 3899.501200][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.501200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.501200][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.501200][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.501200][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.501200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.501200][ T10] [ 3899.502948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3899.503232][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3899.503232][ T10] dst_init+0x84/0x4a0 [ 3899.503232][ T10] dst_alloc+0x97/0x150 [ 3899.503232][ T10] ip6_dst_alloc+0x23/0x90 [ 3899.503232][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3899.503232][ T10] ip6_pol_route+0x56f/0x840 [ 3899.503232][ T10] fib6_rule_lookup+0x456/0x630 [ 3899.503232][ T10] ip6_route_input+0x59c/0xa50 [ 3899.503232][ T10] ipv6_rcv+0x397/0x810 [ 3899.503232][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3899.503232][ T10] process_backlog+0x101/0x620 [ 3899.503232][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3899.503232][ T10] net_rx_action+0x495/0xbe0 [ 3899.503232][ T10] __do_softirq+0x1b5/0x7f6 [ 3899.503232][ T10] [ 3899.504884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.504884][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3899.504884][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3899.504884][ T10] fib6_nh_init+0xa22/0x1580 [ 3899.504884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.504884][ T10] ip6_route_add+0x1c/0x140 [ 3899.504884][ T10] inet6_rtm_newroute+0x104/0x110 [ 3899.504884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.504884][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.504884][ T10] netlink_unicast+0x449/0x710 [ 3899.504884][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.504884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.504884][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.504884][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.504884][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.504884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.504884][ T10] [ 3899.506788][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.506788][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.506788][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.506788][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.506788][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3899.506788][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3899.506788][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3899.506788][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3899.506788][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3899.506788][ T10] addrconf_dad_begin+0x310/0x670 [ 3899.506788][ T10] addrconf_dad_work+0x10b/0xab0 [ 3899.506788][ T10] process_one_work+0x84d/0x18a0 [ 3899.506788][ T10] worker_thread+0x587/0xd30 [ 3899.506788][ T10] kthread+0x28a/0x350 [ 3899.506788][ T10] ret_from_fork+0x31/0x70 [ 3899.506788][ T10] ret_from_fork_asm+0x1a/0x30 [ 3899.506788][ T10] [ 3899.508727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.508727][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.508727][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.508727][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.508727][ T10] ip6_route_add+0x1c/0x140 [ 3899.508727][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3899.508727][ T10] inet6_addr_add+0x4f8/0xa40 [ 3899.508727][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.508727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.508727][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.508727][ T10] netlink_unicast+0x449/0x710 [ 3899.508727][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.508727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.508727][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.508727][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.508727][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.508727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.508727][ T10] [ 3899.511139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.511139][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.511139][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.511139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.511139][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3899.511139][ T10] ipv6_add_addr+0x411/0x2000 [ 3899.511139][ T10] inet6_addr_add+0x30e/0xa40 [ 3899.511139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.511139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.511139][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.511139][ T10] netlink_unicast+0x449/0x710 [ 3899.511139][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.511139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.511139][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.511139][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.511139][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.511139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.511139][ T10] [ 3899.513155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.513155][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.513155][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.513155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.513155][ T10] ip6_route_add+0x1c/0x140 [ 3899.513155][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3899.513155][ T10] addrconf_add_dev+0xe2/0x170 [ 3899.513155][ T10] inet6_addr_add+0x12f/0xa40 [ 3899.513155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.513155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.513155][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.513155][ T10] netlink_unicast+0x449/0x710 [ 3899.513155][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.513155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.513155][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.513155][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.513155][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.513155][ T10] [ 3899.515263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.515263][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3899.515263][ T10] ipv6_find_idev+0x102/0x170 [ 3899.515263][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.515263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.515263][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.515263][ T10] netlink_unicast+0x449/0x710 [ 3899.515263][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.515263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.515263][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.515263][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.515263][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.515263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.515263][ T10] [ 3899.517067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3899.517067][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3899.517067][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3899.517067][ T10] ipv6_find_idev+0x102/0x170 [ 3899.517067][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.517067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.517067][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.517067][ T10] netlink_unicast+0x449/0x710 [ 3899.517067][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.517067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.517067][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.517067][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.517067][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.517067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.517067][ T10] [ 3899.519038][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3899.519290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3899.519290][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.519290][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.519290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.519290][ T10] ip6_route_add+0x1c/0x140 [ 3899.519290][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3899.519290][ T10] inet6_addr_add+0x4f8/0xa40 [ 3899.519290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.519290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.519290][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.519290][ T10] netlink_unicast+0x449/0x710 [ 3899.519290][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.519290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.519290][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.519290][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.519290][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.519290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.519290][ T10] [ 3899.521555][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3899.521555][ T10] netdev_get_by_index+0x5e/0x80 [ 3899.521555][ T10] fib6_nh_init+0x3d8/0x1580 [ 3899.521555][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3899.521555][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3899.521555][ T10] ipv6_add_addr+0x411/0x2000 [ 3899.521555][ T10] inet6_addr_add+0x30e/0xa40 [ 3899.521555][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3899.521555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.521555][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.521555][ T10] netlink_unicast+0x449/0x710 [ 3899.521555][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.521555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.521555][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.521555][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.521555][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.521555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.521555][ T10] [ 3899.523815][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3899.523815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3899.523815][ T10] ipv6_find_idev+0x102/0x170 [ 3899.523815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.523815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.523815][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.523815][ T10] netlink_unicast+0x449/0x710 [ 3899.523815][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.523815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.523815][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.523815][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.523815][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.523815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.523815][ T10] [ 3899.525643][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3899.525643][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3899.525643][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3899.525643][ T10] ipv6_find_idev+0x102/0x170 [ 3899.525643][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3899.525643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3899.525643][ T10] netlink_rcv_skb+0x130/0x360 [ 3899.525643][ T10] netlink_unicast+0x449/0x710 [ 3899.525643][ T10] netlink_sendmsg+0x723/0xbe0 [ 3899.525643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3899.525643][ T10] ___sys_sendmsg+0xee/0x170 [ 3899.525643][ T10] __sys_sendmsg+0xcd/0x170 [ 3899.525643][ T10] do_syscall_64+0xc6/0x1e0 [ 3899.525643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3899.525643][ T10] [ 3909.558899][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3909.559376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.559376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3909.559376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3909.559376][ T10] fib6_nh_init+0xa22/0x1580 [ 3909.559376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.559376][ T10] ip6_route_add+0x1c/0x140 [ 3909.559376][ T10] inet6_rtm_newroute+0x104/0x110 [ 3909.559376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.559376][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.559376][ T10] netlink_unicast+0x449/0x710 [ 3909.559376][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.559376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.559376][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.559376][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.559376][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.559376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.559376][ T10] [ 3909.562386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.562386][ T10] dst_init+0x84/0x4a0 [ 3909.562386][ T10] dst_alloc+0x97/0x150 [ 3909.562386][ T10] ip6_dst_alloc+0x23/0x90 [ 3909.562386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3909.562386][ T10] ip6_pol_route+0x56f/0x840 [ 3909.562386][ T10] fib6_rule_lookup+0x456/0x630 [ 3909.562386][ T10] ip6_route_input+0x59c/0xa50 [ 3909.562386][ T10] ipv6_rcv+0x397/0x810 [ 3909.562386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3909.562386][ T10] process_backlog+0x101/0x620 [ 3909.562386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3909.562386][ T10] net_rx_action+0x495/0xbe0 [ 3909.562386][ T10] __do_softirq+0x1b5/0x7f6 [ 3909.562386][ T10] [ 3909.565019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.565019][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.565019][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.565019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.565019][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3909.565019][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3909.565019][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3909.565019][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3909.565019][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3909.565019][ T10] addrconf_dad_begin+0x310/0x670 [ 3909.565019][ T10] addrconf_dad_work+0x10b/0xab0 [ 3909.565019][ T10] process_one_work+0x84d/0x18a0 [ 3909.565019][ T10] worker_thread+0x587/0xd30 [ 3909.565019][ T10] kthread+0x28a/0x350 [ 3909.565019][ T10] ret_from_fork+0x31/0x70 [ 3909.565019][ T10] ret_from_fork_asm+0x1a/0x30 [ 3909.565019][ T10] [ 3909.568134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.568134][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.568134][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.568134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.568134][ T10] ip6_route_add+0x1c/0x140 [ 3909.568134][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3909.568134][ T10] inet6_addr_add+0x4f8/0xa40 [ 3909.568134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.568134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.568134][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.568134][ T10] netlink_unicast+0x449/0x710 [ 3909.568134][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.568134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.568134][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.568134][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.568134][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.568134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.568134][ T10] [ 3909.571370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.571370][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.571370][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.571370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.571370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3909.571370][ T10] ipv6_add_addr+0x411/0x2000 [ 3909.571370][ T10] inet6_addr_add+0x30e/0xa40 [ 3909.571370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.571370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.571370][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.571370][ T10] netlink_unicast+0x449/0x710 [ 3909.571370][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.571370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.571370][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.571370][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.571370][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.571370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.571370][ T10] [ 3909.574597][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.574597][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.574597][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.574597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.574597][ T10] ip6_route_add+0x1c/0x140 [ 3909.574597][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3909.574597][ T10] addrconf_add_dev+0xe2/0x170 [ 3909.574597][ T10] inet6_addr_add+0x12f/0xa40 [ 3909.574597][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.574597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.574597][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.574597][ T10] netlink_unicast+0x449/0x710 [ 3909.574597][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.574597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.574597][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.574597][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.574597][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.574597][ T10] [ 3909.577772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.577772][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3909.577772][ T10] ipv6_find_idev+0x102/0x170 [ 3909.577772][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.577772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.577772][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.577772][ T10] netlink_unicast+0x449/0x710 [ 3909.577772][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.577772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.577772][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.577772][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.577772][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.577772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.577772][ T10] [ 3909.580271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3909.580271][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3909.580271][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3909.580271][ T10] ipv6_find_idev+0x102/0x170 [ 3909.580271][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.580271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.580271][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.580271][ T10] netlink_unicast+0x449/0x710 [ 3909.580271][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.580271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.580271][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.580271][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.580271][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.580271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.580271][ T10] [ 3909.583022][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3909.583453][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3909.583453][ T10] dst_init+0x84/0x4a0 [ 3909.583453][ T10] dst_alloc+0x97/0x150 [ 3909.583453][ T10] ip6_dst_alloc+0x23/0x90 [ 3909.583453][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3909.583453][ T10] ip6_pol_route+0x56f/0x840 [ 3909.583453][ T10] fib6_rule_lookup+0x456/0x630 [ 3909.583453][ T10] ip6_route_input+0x59c/0xa50 [ 3909.583453][ T10] ipv6_rcv+0x397/0x810 [ 3909.583453][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3909.583453][ T10] process_backlog+0x101/0x620 [ 3909.583453][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3909.583453][ T10] net_rx_action+0x495/0xbe0 [ 3909.583453][ T10] __do_softirq+0x1b5/0x7f6 [ 3909.583453][ T10] [ 3909.586108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.586108][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3909.586108][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3909.586108][ T10] fib6_nh_init+0xa22/0x1580 [ 3909.586108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.586108][ T10] ip6_route_add+0x1c/0x140 [ 3909.586108][ T10] inet6_rtm_newroute+0x104/0x110 [ 3909.586108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.586108][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.586108][ T10] netlink_unicast+0x449/0x710 [ 3909.586108][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.586108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.586108][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.586108][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.586108][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.586108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.586108][ T10] [ 3909.589158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.589158][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.589158][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.589158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.589158][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3909.589158][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3909.589158][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3909.589158][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3909.589158][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3909.589158][ T10] addrconf_dad_begin+0x310/0x670 [ 3909.589158][ T10] addrconf_dad_work+0x10b/0xab0 [ 3909.589158][ T10] process_one_work+0x84d/0x18a0 [ 3909.589158][ T10] worker_thread+0x587/0xd30 [ 3909.589158][ T10] kthread+0x28a/0x350 [ 3909.589158][ T10] ret_from_fork+0x31/0x70 [ 3909.589158][ T10] ret_from_fork_asm+0x1a/0x30 [ 3909.589158][ T10] [ 3909.592232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.592232][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.592232][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.592232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.592232][ T10] ip6_route_add+0x1c/0x140 [ 3909.592232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3909.592232][ T10] inet6_addr_add+0x4f8/0xa40 [ 3909.592232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.592232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.592232][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.592232][ T10] netlink_unicast+0x449/0x710 [ 3909.592232][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.592232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.592232][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.592232][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.592232][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.592232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.592232][ T10] [ 3909.595449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.595449][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.595449][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.595449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.595449][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3909.595449][ T10] ipv6_add_addr+0x411/0x2000 [ 3909.595449][ T10] inet6_addr_add+0x30e/0xa40 [ 3909.595449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.595449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.595449][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.595449][ T10] netlink_unicast+0x449/0x710 [ 3909.595449][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.595449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.595449][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.595449][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.595449][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.595449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.595449][ T10] [ 3909.598676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.598676][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.598676][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.598676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.598676][ T10] ip6_route_add+0x1c/0x140 [ 3909.598676][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3909.598676][ T10] addrconf_add_dev+0xe2/0x170 [ 3909.598676][ T10] inet6_addr_add+0x12f/0xa40 [ 3909.598676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.598676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.598676][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.598676][ T10] netlink_unicast+0x449/0x710 [ 3909.598676][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.598676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.598676][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.598676][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.598676][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.598676][ T10] [ 3909.602191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.602191][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3909.602191][ T10] ipv6_find_idev+0x102/0x170 [ 3909.602191][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.602191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.602191][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.602191][ T10] netlink_unicast+0x449/0x710 [ 3909.602191][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.602191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.602191][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.602191][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.602191][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.602191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.602191][ T10] [ 3909.605007][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3909.605007][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3909.605007][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3909.605007][ T10] ipv6_find_idev+0x102/0x170 [ 3909.605007][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.605007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.605007][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.605007][ T10] netlink_unicast+0x449/0x710 [ 3909.605007][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.605007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.605007][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.605007][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.605007][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.605007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.605007][ T10] [ 3909.608117][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3909.608617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3909.608617][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.608617][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.608617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.608617][ T10] ip6_route_add+0x1c/0x140 [ 3909.608617][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3909.608617][ T10] inet6_addr_add+0x4f8/0xa40 [ 3909.608617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.608617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.608617][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.608617][ T10] netlink_unicast+0x449/0x710 [ 3909.608617][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.608617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.608617][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.608617][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.608617][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.608617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.608617][ T10] [ 3909.612193][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3909.612193][ T10] netdev_get_by_index+0x5e/0x80 [ 3909.612193][ T10] fib6_nh_init+0x3d8/0x1580 [ 3909.612193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3909.612193][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3909.612193][ T10] ipv6_add_addr+0x411/0x2000 [ 3909.612193][ T10] inet6_addr_add+0x30e/0xa40 [ 3909.612193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3909.612193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.612193][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.612193][ T10] netlink_unicast+0x449/0x710 [ 3909.612193][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.612193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.612193][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.612193][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.612193][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.612193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.612193][ T10] [ 3909.615725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3909.615725][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3909.615725][ T10] ipv6_find_idev+0x102/0x170 [ 3909.615725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.615725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.615725][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.615725][ T10] netlink_unicast+0x449/0x710 [ 3909.615725][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.615725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.615725][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.615725][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.615725][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.615725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.615725][ T10] [ 3909.618552][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3909.618552][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3909.618552][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3909.618552][ T10] ipv6_find_idev+0x102/0x170 [ 3909.618552][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3909.618552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3909.618552][ T10] netlink_rcv_skb+0x130/0x360 [ 3909.618552][ T10] netlink_unicast+0x449/0x710 [ 3909.618552][ T10] netlink_sendmsg+0x723/0xbe0 [ 3909.618552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3909.618552][ T10] ___sys_sendmsg+0xee/0x170 [ 3909.618552][ T10] __sys_sendmsg+0xcd/0x170 [ 3909.618552][ T10] do_syscall_64+0xc6/0x1e0 [ 3909.618552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3909.618552][ T10] [ 3919.846918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3919.847398][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.847398][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3919.847398][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3919.847398][ T10] fib6_nh_init+0xa22/0x1580 [ 3919.847398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.847398][ T10] ip6_route_add+0x1c/0x140 [ 3919.847398][ T10] inet6_rtm_newroute+0x104/0x110 [ 3919.847398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.847398][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.847398][ T10] netlink_unicast+0x449/0x710 [ 3919.847398][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.847398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.847398][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.847398][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.847398][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.847398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.847398][ T10] [ 3919.850446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.850446][ T10] dst_init+0x84/0x4a0 [ 3919.850446][ T10] dst_alloc+0x97/0x150 [ 3919.850446][ T10] ip6_dst_alloc+0x23/0x90 [ 3919.850446][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3919.850446][ T10] ip6_pol_route+0x56f/0x840 [ 3919.850446][ T10] fib6_rule_lookup+0x456/0x630 [ 3919.850446][ T10] ip6_route_input+0x59c/0xa50 [ 3919.850446][ T10] ipv6_rcv+0x397/0x810 [ 3919.850446][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3919.850446][ T10] process_backlog+0x101/0x620 [ 3919.850446][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3919.850446][ T10] net_rx_action+0x495/0xbe0 [ 3919.850446][ T10] __do_softirq+0x1b5/0x7f6 [ 3919.850446][ T10] [ 3919.853084][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.853084][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.853084][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.853084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.853084][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3919.853084][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3919.853084][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3919.853084][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3919.853084][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3919.853084][ T10] addrconf_dad_begin+0x310/0x670 [ 3919.853084][ T10] addrconf_dad_work+0x10b/0xab0 [ 3919.853084][ T10] process_one_work+0x84d/0x18a0 [ 3919.853084][ T10] worker_thread+0x587/0xd30 [ 3919.853084][ T10] kthread+0x28a/0x350 [ 3919.853084][ T10] ret_from_fork+0x31/0x70 [ 3919.853084][ T10] ret_from_fork_asm+0x1a/0x30 [ 3919.853084][ T10] [ 3919.856154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.856154][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.856154][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.856154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.856154][ T10] ip6_route_add+0x1c/0x140 [ 3919.856154][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3919.856154][ T10] inet6_addr_add+0x4f8/0xa40 [ 3919.856154][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.856154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.856154][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.856154][ T10] netlink_unicast+0x449/0x710 [ 3919.856154][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.856154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.856154][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.856154][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.856154][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.856154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.856154][ T10] [ 3919.859397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.859397][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.859397][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.859397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.859397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3919.859397][ T10] ipv6_add_addr+0x411/0x2000 [ 3919.859397][ T10] inet6_addr_add+0x30e/0xa40 [ 3919.859397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.859397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.859397][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.859397][ T10] netlink_unicast+0x449/0x710 [ 3919.859397][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.859397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.859397][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.859397][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.859397][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.859397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.859397][ T10] [ 3919.862628][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.862628][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.862628][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.862628][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.862628][ T10] ip6_route_add+0x1c/0x140 [ 3919.862628][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3919.862628][ T10] addrconf_add_dev+0xe2/0x170 [ 3919.862628][ T10] inet6_addr_add+0x12f/0xa40 [ 3919.862628][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.862628][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.862628][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.862628][ T10] netlink_unicast+0x449/0x710 [ 3919.862628][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.862628][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.862628][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.862628][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.862628][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.862628][ T10] [ 3919.865794][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.865794][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3919.865794][ T10] ipv6_find_idev+0x102/0x170 [ 3919.865794][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.865794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.865794][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.865794][ T10] netlink_unicast+0x449/0x710 [ 3919.865794][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.865794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.865794][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.865794][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.865794][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.865794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.865794][ T10] [ 3919.868286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3919.868286][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3919.868286][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3919.868286][ T10] ipv6_find_idev+0x102/0x170 [ 3919.868286][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.868286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.868286][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.868286][ T10] netlink_unicast+0x449/0x710 [ 3919.868286][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.868286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.868286][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.868286][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.868286][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.868286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.868286][ T10] [ 3919.871013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3919.871447][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3919.871447][ T10] dst_init+0x84/0x4a0 [ 3919.871447][ T10] dst_alloc+0x97/0x150 [ 3919.871447][ T10] ip6_dst_alloc+0x23/0x90 [ 3919.871447][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3919.871447][ T10] ip6_pol_route+0x56f/0x840 [ 3919.871447][ T10] fib6_rule_lookup+0x456/0x630 [ 3919.871447][ T10] ip6_route_input+0x59c/0xa50 [ 3919.871447][ T10] ipv6_rcv+0x397/0x810 [ 3919.871447][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3919.871447][ T10] process_backlog+0x101/0x620 [ 3919.871447][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3919.871447][ T10] net_rx_action+0x495/0xbe0 [ 3919.871447][ T10] __do_softirq+0x1b5/0x7f6 [ 3919.871447][ T10] [ 3919.874091][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.874091][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3919.874091][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3919.874091][ T10] fib6_nh_init+0xa22/0x1580 [ 3919.874091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.874091][ T10] ip6_route_add+0x1c/0x140 [ 3919.874091][ T10] inet6_rtm_newroute+0x104/0x110 [ 3919.874091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.874091][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.874091][ T10] netlink_unicast+0x449/0x710 [ 3919.874091][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.874091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.874091][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.874091][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.874091][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.874091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.874091][ T10] [ 3919.877118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.877118][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.877118][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.877118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.877118][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3919.877118][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3919.877118][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3919.877118][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3919.877118][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3919.877118][ T10] addrconf_dad_begin+0x310/0x670 [ 3919.877118][ T10] addrconf_dad_work+0x10b/0xab0 [ 3919.877118][ T10] process_one_work+0x84d/0x18a0 [ 3919.877118][ T10] worker_thread+0x587/0xd30 [ 3919.877118][ T10] kthread+0x28a/0x350 [ 3919.877118][ T10] ret_from_fork+0x31/0x70 [ 3919.877118][ T10] ret_from_fork_asm+0x1a/0x30 [ 3919.877118][ T10] [ 3919.880795][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.880795][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.880795][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.880795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.880795][ T10] ip6_route_add+0x1c/0x140 [ 3919.880795][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3919.880795][ T10] inet6_addr_add+0x4f8/0xa40 [ 3919.880795][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.880795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.880795][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.880795][ T10] netlink_unicast+0x449/0x710 [ 3919.880795][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.880795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.880795][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.880795][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.880795][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.880795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.880795][ T10] [ 3919.884009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.884009][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.884009][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.884009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.884009][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3919.884009][ T10] ipv6_add_addr+0x411/0x2000 [ 3919.884009][ T10] inet6_addr_add+0x30e/0xa40 [ 3919.884009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.884009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.884009][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.884009][ T10] netlink_unicast+0x449/0x710 [ 3919.884009][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.884009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.884009][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.884009][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.884009][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.884009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.884009][ T10] [ 3919.887617][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.887617][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.887617][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.887617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.887617][ T10] ip6_route_add+0x1c/0x140 [ 3919.887617][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3919.887617][ T10] addrconf_add_dev+0xe2/0x170 [ 3919.887617][ T10] inet6_addr_add+0x12f/0xa40 [ 3919.887617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.887617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.887617][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.887617][ T10] netlink_unicast+0x449/0x710 [ 3919.887617][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.887617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.887617][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.887617][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.887617][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.887617][ T10] [ 3919.891110][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.891110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3919.891110][ T10] ipv6_find_idev+0x102/0x170 [ 3919.891110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.891110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.891110][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.891110][ T10] netlink_unicast+0x449/0x710 [ 3919.891110][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.891110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.891110][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.891110][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.891110][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.891110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.891110][ T10] [ 3919.893969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3919.893969][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3919.893969][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3919.893969][ T10] ipv6_find_idev+0x102/0x170 [ 3919.893969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.893969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.893969][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.893969][ T10] netlink_unicast+0x449/0x710 [ 3919.893969][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.893969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.893969][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.893969][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.893969][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.893969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.893969][ T10] [ 3919.897047][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3919.897550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3919.897550][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.897550][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.897550][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.897550][ T10] ip6_route_add+0x1c/0x140 [ 3919.897550][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3919.897550][ T10] inet6_addr_add+0x4f8/0xa40 [ 3919.897550][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.897550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.897550][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.897550][ T10] netlink_unicast+0x449/0x710 [ 3919.897550][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.897550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.897550][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.897550][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.897550][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.897550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.897550][ T10] [ 3919.901228][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3919.901228][ T10] netdev_get_by_index+0x5e/0x80 [ 3919.901228][ T10] fib6_nh_init+0x3d8/0x1580 [ 3919.901228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3919.901228][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3919.901228][ T10] ipv6_add_addr+0x411/0x2000 [ 3919.901228][ T10] inet6_addr_add+0x30e/0xa40 [ 3919.901228][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3919.901228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.901228][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.901228][ T10] netlink_unicast+0x449/0x710 [ 3919.901228][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.901228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.901228][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.901228][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.901228][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.901228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.901228][ T10] [ 3919.904754][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3919.904754][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3919.904754][ T10] ipv6_find_idev+0x102/0x170 [ 3919.904754][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.904754][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.904754][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.904754][ T10] netlink_unicast+0x449/0x710 [ 3919.904754][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.904754][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.904754][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.904754][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.904754][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.904754][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.904754][ T10] [ 3919.907641][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3919.907641][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3919.907641][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3919.907641][ T10] ipv6_find_idev+0x102/0x170 [ 3919.907641][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3919.907641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3919.907641][ T10] netlink_rcv_skb+0x130/0x360 [ 3919.907641][ T10] netlink_unicast+0x449/0x710 [ 3919.907641][ T10] netlink_sendmsg+0x723/0xbe0 [ 3919.907641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3919.907641][ T10] ___sys_sendmsg+0xee/0x170 [ 3919.907641][ T10] __sys_sendmsg+0xcd/0x170 [ 3919.907641][ T10] do_syscall_64+0xc6/0x1e0 [ 3919.907641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3919.907641][ T10] [ 3930.150933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3930.151321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.151321][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3930.151321][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3930.151321][ T10] fib6_nh_init+0xa22/0x1580 [ 3930.151321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.151321][ T10] ip6_route_add+0x1c/0x140 [ 3930.151321][ T10] inet6_rtm_newroute+0x104/0x110 [ 3930.151321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.151321][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.151321][ T10] netlink_unicast+0x449/0x710 [ 3930.151321][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.151321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.151321][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.151321][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.151321][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.151321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.151321][ T10] [ 3930.153246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.153246][ T10] dst_init+0x84/0x4a0 [ 3930.153246][ T10] dst_alloc+0x97/0x150 [ 3930.153246][ T10] ip6_dst_alloc+0x23/0x90 [ 3930.153246][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3930.153246][ T10] ip6_pol_route+0x56f/0x840 [ 3930.153246][ T10] fib6_rule_lookup+0x456/0x630 [ 3930.153246][ T10] ip6_route_input+0x59c/0xa50 [ 3930.153246][ T10] ipv6_rcv+0x397/0x810 [ 3930.153246][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3930.153246][ T10] process_backlog+0x101/0x620 [ 3930.153246][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3930.153246][ T10] net_rx_action+0x495/0xbe0 [ 3930.153246][ T10] __do_softirq+0x1b5/0x7f6 [ 3930.153246][ T10] [ 3930.154898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.154898][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.154898][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.154898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.154898][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3930.154898][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3930.154898][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3930.154898][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3930.154898][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3930.154898][ T10] addrconf_dad_begin+0x310/0x670 [ 3930.154898][ T10] addrconf_dad_work+0x10b/0xab0 [ 3930.154898][ T10] process_one_work+0x84d/0x18a0 [ 3930.154898][ T10] worker_thread+0x587/0xd30 [ 3930.154898][ T10] kthread+0x28a/0x350 [ 3930.154898][ T10] ret_from_fork+0x31/0x70 [ 3930.154898][ T10] ret_from_fork_asm+0x1a/0x30 [ 3930.154898][ T10] [ 3930.156828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.156828][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.156828][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.156828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.156828][ T10] ip6_route_add+0x1c/0x140 [ 3930.156828][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3930.156828][ T10] inet6_addr_add+0x4f8/0xa40 [ 3930.156828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.156828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.156828][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.156828][ T10] netlink_unicast+0x449/0x710 [ 3930.156828][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.156828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.156828][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.156828][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.156828][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.156828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.156828][ T10] [ 3930.158863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.158863][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.158863][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.158863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.158863][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3930.158863][ T10] ipv6_add_addr+0x411/0x2000 [ 3930.158863][ T10] inet6_addr_add+0x30e/0xa40 [ 3930.158863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.158863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.158863][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.158863][ T10] netlink_unicast+0x449/0x710 [ 3930.158863][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.158863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.158863][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.158863][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.158863][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.158863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.158863][ T10] [ 3930.160885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.160885][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.160885][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.160885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.160885][ T10] ip6_route_add+0x1c/0x140 [ 3930.160885][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3930.160885][ T10] addrconf_add_dev+0xe2/0x170 [ 3930.160885][ T10] inet6_addr_add+0x12f/0xa40 [ 3930.160885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.160885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.160885][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.160885][ T10] netlink_unicast+0x449/0x710 [ 3930.160885][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.160885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.160885][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.160885][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.160885][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.160885][ T10] [ 3930.162855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.162855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3930.162855][ T10] ipv6_find_idev+0x102/0x170 [ 3930.162855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.162855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.162855][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.162855][ T10] netlink_unicast+0x449/0x710 [ 3930.162855][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.162855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.162855][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.162855][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.162855][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.162855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.162855][ T10] [ 3930.164407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3930.164407][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3930.164407][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3930.164407][ T10] ipv6_find_idev+0x102/0x170 [ 3930.164407][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.164407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.164407][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.164407][ T10] netlink_unicast+0x449/0x710 [ 3930.164407][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.164407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.164407][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.164407][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.164407][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.164407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.164407][ T10] [ 3930.166118][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3930.166406][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3930.166406][ T10] dst_init+0x84/0x4a0 [ 3930.166406][ T10] dst_alloc+0x97/0x150 [ 3930.166406][ T10] ip6_dst_alloc+0x23/0x90 [ 3930.166406][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3930.166406][ T10] ip6_pol_route+0x56f/0x840 [ 3930.166406][ T10] fib6_rule_lookup+0x456/0x630 [ 3930.166406][ T10] ip6_route_input+0x59c/0xa50 [ 3930.166406][ T10] ipv6_rcv+0x397/0x810 [ 3930.166406][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3930.166406][ T10] process_backlog+0x101/0x620 [ 3930.166406][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3930.166406][ T10] net_rx_action+0x495/0xbe0 [ 3930.166406][ T10] __do_softirq+0x1b5/0x7f6 [ 3930.166406][ T10] [ 3930.168055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.168055][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3930.168055][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3930.168055][ T10] fib6_nh_init+0xa22/0x1580 [ 3930.168055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.168055][ T10] ip6_route_add+0x1c/0x140 [ 3930.168055][ T10] inet6_rtm_newroute+0x104/0x110 [ 3930.168055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.168055][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.168055][ T10] netlink_unicast+0x449/0x710 [ 3930.168055][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.168055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.168055][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.168055][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.168055][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.168055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.168055][ T10] [ 3930.169961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.169961][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.169961][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.169961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.169961][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3930.169961][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3930.169961][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3930.169961][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3930.169961][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3930.169961][ T10] addrconf_dad_begin+0x310/0x670 [ 3930.169961][ T10] addrconf_dad_work+0x10b/0xab0 [ 3930.169961][ T10] process_one_work+0x84d/0x18a0 [ 3930.169961][ T10] worker_thread+0x587/0xd30 [ 3930.169961][ T10] kthread+0x28a/0x350 [ 3930.169961][ T10] ret_from_fork+0x31/0x70 [ 3930.169961][ T10] ret_from_fork_asm+0x1a/0x30 [ 3930.169961][ T10] [ 3930.171882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.171882][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.171882][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.171882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.171882][ T10] ip6_route_add+0x1c/0x140 [ 3930.171882][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3930.171882][ T10] inet6_addr_add+0x4f8/0xa40 [ 3930.171882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.171882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.171882][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.171882][ T10] netlink_unicast+0x449/0x710 [ 3930.171882][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.171882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.171882][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.171882][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.171882][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.171882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.171882][ T10] [ 3930.173886][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.173886][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.173886][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.173886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.173886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3930.173886][ T10] ipv6_add_addr+0x411/0x2000 [ 3930.173886][ T10] inet6_addr_add+0x30e/0xa40 [ 3930.173886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.173886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.173886][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.173886][ T10] netlink_unicast+0x449/0x710 [ 3930.173886][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.173886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.173886][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.173886][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.173886][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.173886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.173886][ T10] [ 3930.175899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.175899][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.175899][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.175899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.175899][ T10] ip6_route_add+0x1c/0x140 [ 3930.175899][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3930.175899][ T10] addrconf_add_dev+0xe2/0x170 [ 3930.175899][ T10] inet6_addr_add+0x12f/0xa40 [ 3930.175899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.175899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.175899][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.175899][ T10] netlink_unicast+0x449/0x710 [ 3930.175899][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.175899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.175899][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.175899][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.175899][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.175899][ T10] [ 3930.178080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.178080][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3930.178080][ T10] ipv6_find_idev+0x102/0x170 [ 3930.178080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.178080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.178080][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.178080][ T10] netlink_unicast+0x449/0x710 [ 3930.178080][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.178080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.178080][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.178080][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.178080][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.178080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.178080][ T10] [ 3930.179872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3930.179872][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3930.179872][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3930.179872][ T10] ipv6_find_idev+0x102/0x170 [ 3930.179872][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.179872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.179872][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.179872][ T10] netlink_unicast+0x449/0x710 [ 3930.179872][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.179872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.179872][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.179872][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.179872][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.179872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.179872][ T10] [ 3930.181754][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3930.182031][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3930.182031][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.182031][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.182031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.182031][ T10] ip6_route_add+0x1c/0x140 [ 3930.182031][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3930.182031][ T10] inet6_addr_add+0x4f8/0xa40 [ 3930.182031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.182031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.182031][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.182031][ T10] netlink_unicast+0x449/0x710 [ 3930.182031][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.182031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.182031][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.182031][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.182031][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.182031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.182031][ T10] [ 3930.184279][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3930.184279][ T10] netdev_get_by_index+0x5e/0x80 [ 3930.184279][ T10] fib6_nh_init+0x3d8/0x1580 [ 3930.184279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3930.184279][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3930.184279][ T10] ipv6_add_addr+0x411/0x2000 [ 3930.184279][ T10] inet6_addr_add+0x30e/0xa40 [ 3930.184279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3930.184279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.184279][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.184279][ T10] netlink_unicast+0x449/0x710 [ 3930.184279][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.184279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.184279][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.184279][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.184279][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.184279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.184279][ T10] [ 3930.186536][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3930.186536][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3930.186536][ T10] ipv6_find_idev+0x102/0x170 [ 3930.186536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.186536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.186536][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.186536][ T10] netlink_unicast+0x449/0x710 [ 3930.186536][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.186536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.186536][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.186536][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.186536][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.186536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.186536][ T10] [ 3930.188340][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3930.188340][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3930.188340][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3930.188340][ T10] ipv6_find_idev+0x102/0x170 [ 3930.188340][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3930.188340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3930.188340][ T10] netlink_rcv_skb+0x130/0x360 [ 3930.188340][ T10] netlink_unicast+0x449/0x710 [ 3930.188340][ T10] netlink_sendmsg+0x723/0xbe0 [ 3930.188340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3930.188340][ T10] ___sys_sendmsg+0xee/0x170 [ 3930.188340][ T10] __sys_sendmsg+0xcd/0x170 [ 3930.188340][ T10] do_syscall_64+0xc6/0x1e0 [ 3930.188340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3930.188340][ T10] [ 3940.430969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3940.431365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.431365][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3940.431365][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3940.431365][ T10] fib6_nh_init+0xa22/0x1580 [ 3940.431365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.431365][ T10] ip6_route_add+0x1c/0x140 [ 3940.431365][ T10] inet6_rtm_newroute+0x104/0x110 [ 3940.431365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.431365][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.431365][ T10] netlink_unicast+0x449/0x710 [ 3940.431365][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.431365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.431365][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.431365][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.431365][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.431365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.431365][ T10] [ 3940.433383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.433383][ T10] dst_init+0x84/0x4a0 [ 3940.433383][ T10] dst_alloc+0x97/0x150 [ 3940.433383][ T10] ip6_dst_alloc+0x23/0x90 [ 3940.433383][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3940.433383][ T10] ip6_pol_route+0x56f/0x840 [ 3940.433383][ T10] fib6_rule_lookup+0x456/0x630 [ 3940.433383][ T10] ip6_route_input+0x59c/0xa50 [ 3940.433383][ T10] ipv6_rcv+0x397/0x810 [ 3940.433383][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3940.433383][ T10] process_backlog+0x101/0x620 [ 3940.433383][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3940.433383][ T10] net_rx_action+0x495/0xbe0 [ 3940.433383][ T10] __do_softirq+0x1b5/0x7f6 [ 3940.433383][ T10] [ 3940.435060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.435060][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.435060][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.435060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.435060][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3940.435060][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3940.435060][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3940.435060][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3940.435060][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3940.435060][ T10] addrconf_dad_begin+0x310/0x670 [ 3940.435060][ T10] addrconf_dad_work+0x10b/0xab0 [ 3940.435060][ T10] process_one_work+0x84d/0x18a0 [ 3940.435060][ T10] worker_thread+0x587/0xd30 [ 3940.435060][ T10] kthread+0x28a/0x350 [ 3940.435060][ T10] ret_from_fork+0x31/0x70 [ 3940.435060][ T10] ret_from_fork_asm+0x1a/0x30 [ 3940.435060][ T10] [ 3940.436994][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.436994][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.436994][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.436994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.436994][ T10] ip6_route_add+0x1c/0x140 [ 3940.436994][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3940.436994][ T10] inet6_addr_add+0x4f8/0xa40 [ 3940.436994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.436994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.436994][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.436994][ T10] netlink_unicast+0x449/0x710 [ 3940.436994][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.436994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.436994][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.436994][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.436994][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.436994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.436994][ T10] [ 3940.438992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.438992][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.438992][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.438992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.438992][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3940.438992][ T10] ipv6_add_addr+0x411/0x2000 [ 3940.438992][ T10] inet6_addr_add+0x30e/0xa40 [ 3940.438992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.438992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.438992][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.438992][ T10] netlink_unicast+0x449/0x710 [ 3940.438992][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.438992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.438992][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.438992][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.438992][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.438992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.438992][ T10] [ 3940.441011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.441011][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.441011][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.441011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.441011][ T10] ip6_route_add+0x1c/0x140 [ 3940.441011][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3940.441011][ T10] addrconf_add_dev+0xe2/0x170 [ 3940.441011][ T10] inet6_addr_add+0x12f/0xa40 [ 3940.441011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.441011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.441011][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.441011][ T10] netlink_unicast+0x449/0x710 [ 3940.441011][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.441011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.441011][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.441011][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.441011][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.441011][ T10] [ 3940.442979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.442979][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3940.442979][ T10] ipv6_find_idev+0x102/0x170 [ 3940.442979][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.442979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.442979][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.442979][ T10] netlink_unicast+0x449/0x710 [ 3940.442979][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.442979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.442979][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.442979][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.442979][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.442979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.442979][ T10] [ 3940.444521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3940.444521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3940.444521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3940.444521][ T10] ipv6_find_idev+0x102/0x170 [ 3940.444521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.444521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.444521][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.444521][ T10] netlink_unicast+0x449/0x710 [ 3940.444521][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.444521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.444521][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.444521][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.444521][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.444521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.444521][ T10] [ 3940.446218][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3940.446493][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3940.446493][ T10] dst_init+0x84/0x4a0 [ 3940.446493][ T10] dst_alloc+0x97/0x150 [ 3940.446493][ T10] ip6_dst_alloc+0x23/0x90 [ 3940.446493][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3940.446493][ T10] ip6_pol_route+0x56f/0x840 [ 3940.446493][ T10] fib6_rule_lookup+0x456/0x630 [ 3940.446493][ T10] ip6_route_input+0x59c/0xa50 [ 3940.446493][ T10] ipv6_rcv+0x397/0x810 [ 3940.446493][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3940.446493][ T10] process_backlog+0x101/0x620 [ 3940.446493][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3940.446493][ T10] net_rx_action+0x495/0xbe0 [ 3940.446493][ T10] __do_softirq+0x1b5/0x7f6 [ 3940.446493][ T10] [ 3940.448170][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.448170][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3940.448170][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3940.448170][ T10] fib6_nh_init+0xa22/0x1580 [ 3940.448170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.448170][ T10] ip6_route_add+0x1c/0x140 [ 3940.448170][ T10] inet6_rtm_newroute+0x104/0x110 [ 3940.448170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.448170][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.448170][ T10] netlink_unicast+0x449/0x710 [ 3940.448170][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.448170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.448170][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.448170][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.448170][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.448170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.448170][ T10] [ 3940.450057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.450057][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.450057][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.450057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.450057][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3940.450057][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3940.450057][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3940.450057][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3940.450057][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3940.450057][ T10] addrconf_dad_begin+0x310/0x670 [ 3940.450057][ T10] addrconf_dad_work+0x10b/0xab0 [ 3940.450057][ T10] process_one_work+0x84d/0x18a0 [ 3940.450057][ T10] worker_thread+0x587/0xd30 [ 3940.450057][ T10] kthread+0x28a/0x350 [ 3940.450057][ T10] ret_from_fork+0x31/0x70 [ 3940.450057][ T10] ret_from_fork_asm+0x1a/0x30 [ 3940.450057][ T10] [ 3940.451972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.451972][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.451972][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.451972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.451972][ T10] ip6_route_add+0x1c/0x140 [ 3940.451972][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3940.451972][ T10] inet6_addr_add+0x4f8/0xa40 [ 3940.451972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.451972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.451972][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.451972][ T10] netlink_unicast+0x449/0x710 [ 3940.451972][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.451972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.451972][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.451972][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.451972][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.451972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.451972][ T10] [ 3940.453979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.453979][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.453979][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.453979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.453979][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3940.453979][ T10] ipv6_add_addr+0x411/0x2000 [ 3940.453979][ T10] inet6_addr_add+0x30e/0xa40 [ 3940.453979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.453979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.453979][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.453979][ T10] netlink_unicast+0x449/0x710 [ 3940.453979][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.453979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.453979][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.453979][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.453979][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.453979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.453979][ T10] [ 3940.455969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.455969][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.455969][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.455969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.455969][ T10] ip6_route_add+0x1c/0x140 [ 3940.455969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3940.455969][ T10] addrconf_add_dev+0xe2/0x170 [ 3940.455969][ T10] inet6_addr_add+0x12f/0xa40 [ 3940.455969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.455969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.455969][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.455969][ T10] netlink_unicast+0x449/0x710 [ 3940.455969][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.455969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.455969][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.455969][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.455969][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.455969][ T10] [ 3940.458053][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.458053][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3940.458053][ T10] ipv6_find_idev+0x102/0x170 [ 3940.458053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.458053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.458053][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.458053][ T10] netlink_unicast+0x449/0x710 [ 3940.458053][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.458053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.458053][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.458053][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.458053][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.458053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.458053][ T10] [ 3940.459785][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3940.459785][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3940.459785][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3940.459785][ T10] ipv6_find_idev+0x102/0x170 [ 3940.459785][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.459785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.459785][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.459785][ T10] netlink_unicast+0x449/0x710 [ 3940.459785][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.459785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.459785][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.459785][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.459785][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.459785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.459785][ T10] [ 3940.461790][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3940.462040][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3940.462040][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.462040][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.462040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.462040][ T10] ip6_route_add+0x1c/0x140 [ 3940.462040][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3940.462040][ T10] inet6_addr_add+0x4f8/0xa40 [ 3940.462040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.462040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.462040][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.462040][ T10] netlink_unicast+0x449/0x710 [ 3940.462040][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.462040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.462040][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.462040][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.462040][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.462040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.462040][ T10] [ 3940.464289][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3940.464289][ T10] netdev_get_by_index+0x5e/0x80 [ 3940.464289][ T10] fib6_nh_init+0x3d8/0x1580 [ 3940.464289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3940.464289][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3940.464289][ T10] ipv6_add_addr+0x411/0x2000 [ 3940.464289][ T10] inet6_addr_add+0x30e/0xa40 [ 3940.464289][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3940.464289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.464289][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.464289][ T10] netlink_unicast+0x449/0x710 [ 3940.464289][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.464289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.464289][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.464289][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.464289][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.464289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.464289][ T10] [ 3940.466520][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3940.466520][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3940.466520][ T10] ipv6_find_idev+0x102/0x170 [ 3940.466520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.466520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.466520][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.466520][ T10] netlink_unicast+0x449/0x710 [ 3940.466520][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.466520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.466520][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.466520][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.466520][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.466520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.466520][ T10] [ 3940.468256][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3940.468256][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3940.468256][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3940.468256][ T10] ipv6_find_idev+0x102/0x170 [ 3940.468256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3940.468256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3940.468256][ T10] netlink_rcv_skb+0x130/0x360 [ 3940.468256][ T10] netlink_unicast+0x449/0x710 [ 3940.468256][ T10] netlink_sendmsg+0x723/0xbe0 [ 3940.468256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3940.468256][ T10] ___sys_sendmsg+0xee/0x170 [ 3940.468256][ T10] __sys_sendmsg+0xcd/0x170 [ 3940.468256][ T10] do_syscall_64+0xc6/0x1e0 [ 3940.468256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3940.468256][ T10] [ 3950.710891][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3950.711350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.711350][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3950.711350][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3950.711350][ T10] fib6_nh_init+0xa22/0x1580 [ 3950.711350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.711350][ T10] ip6_route_add+0x1c/0x140 [ 3950.711350][ T10] inet6_rtm_newroute+0x104/0x110 [ 3950.711350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.711350][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.711350][ T10] netlink_unicast+0x449/0x710 [ 3950.711350][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.711350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.711350][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.711350][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.711350][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.711350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.711350][ T10] [ 3950.713400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.713400][ T10] dst_init+0x84/0x4a0 [ 3950.713400][ T10] dst_alloc+0x97/0x150 [ 3950.713400][ T10] ip6_dst_alloc+0x23/0x90 [ 3950.713400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3950.713400][ T10] ip6_pol_route+0x56f/0x840 [ 3950.713400][ T10] fib6_rule_lookup+0x456/0x630 [ 3950.713400][ T10] ip6_route_input+0x59c/0xa50 [ 3950.713400][ T10] ipv6_rcv+0x397/0x810 [ 3950.713400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3950.713400][ T10] process_backlog+0x101/0x620 [ 3950.713400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3950.713400][ T10] net_rx_action+0x495/0xbe0 [ 3950.713400][ T10] __do_softirq+0x1b5/0x7f6 [ 3950.713400][ T10] [ 3950.715172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.715172][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.715172][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.715172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.715172][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3950.715172][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3950.715172][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3950.715172][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3950.715172][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3950.715172][ T10] addrconf_dad_begin+0x310/0x670 [ 3950.715172][ T10] addrconf_dad_work+0x10b/0xab0 [ 3950.715172][ T10] process_one_work+0x84d/0x18a0 [ 3950.715172][ T10] worker_thread+0x587/0xd30 [ 3950.715172][ T10] kthread+0x28a/0x350 [ 3950.715172][ T10] ret_from_fork+0x31/0x70 [ 3950.715172][ T10] ret_from_fork_asm+0x1a/0x30 [ 3950.715172][ T10] [ 3950.717261][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.717261][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.717261][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.717261][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.717261][ T10] ip6_route_add+0x1c/0x140 [ 3950.717261][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3950.717261][ T10] inet6_addr_add+0x4f8/0xa40 [ 3950.717261][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.717261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.717261][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.717261][ T10] netlink_unicast+0x449/0x710 [ 3950.717261][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.717261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.717261][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.717261][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.717261][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.717261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.717261][ T10] [ 3950.719392][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.719392][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.719392][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.719392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.719392][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3950.719392][ T10] ipv6_add_addr+0x411/0x2000 [ 3950.719392][ T10] inet6_addr_add+0x30e/0xa40 [ 3950.719392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.719392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.719392][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.719392][ T10] netlink_unicast+0x449/0x710 [ 3950.719392][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.719392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.719392][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.719392][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.719392][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.719392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.719392][ T10] [ 3950.721549][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.721549][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.721549][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.721549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.721549][ T10] ip6_route_add+0x1c/0x140 [ 3950.721549][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3950.721549][ T10] addrconf_add_dev+0xe2/0x170 [ 3950.721549][ T10] inet6_addr_add+0x12f/0xa40 [ 3950.721549][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.721549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.721549][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.721549][ T10] netlink_unicast+0x449/0x710 [ 3950.721549][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.721549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.721549][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.721549][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.721549][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.721549][ T10] [ 3950.723577][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.723577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3950.723577][ T10] ipv6_find_idev+0x102/0x170 [ 3950.723577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.723577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.723577][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.723577][ T10] netlink_unicast+0x449/0x710 [ 3950.723577][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.723577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.723577][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.723577][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.723577][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.723577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.723577][ T10] [ 3950.725127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3950.725127][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3950.725127][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3950.725127][ T10] ipv6_find_idev+0x102/0x170 [ 3950.725127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.725127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.725127][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.725127][ T10] netlink_unicast+0x449/0x710 [ 3950.725127][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.725127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.725127][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.725127][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.725127][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.725127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.725127][ T10] [ 3950.726871][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3950.727192][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3950.727192][ T10] dst_init+0x84/0x4a0 [ 3950.727192][ T10] dst_alloc+0x97/0x150 [ 3950.727192][ T10] ip6_dst_alloc+0x23/0x90 [ 3950.727192][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3950.727192][ T10] ip6_pol_route+0x56f/0x840 [ 3950.727192][ T10] fib6_rule_lookup+0x456/0x630 [ 3950.727192][ T10] ip6_route_input+0x59c/0xa50 [ 3950.727192][ T10] ipv6_rcv+0x397/0x810 [ 3950.727192][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3950.727192][ T10] process_backlog+0x101/0x620 [ 3950.727192][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3950.727192][ T10] net_rx_action+0x495/0xbe0 [ 3950.727192][ T10] __do_softirq+0x1b5/0x7f6 [ 3950.727192][ T10] [ 3950.728958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.728958][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3950.728958][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3950.728958][ T10] fib6_nh_init+0xa22/0x1580 [ 3950.728958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.728958][ T10] ip6_route_add+0x1c/0x140 [ 3950.728958][ T10] inet6_rtm_newroute+0x104/0x110 [ 3950.728958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.728958][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.728958][ T10] netlink_unicast+0x449/0x710 [ 3950.728958][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.728958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.728958][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.728958][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.728958][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.728958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.728958][ T10] [ 3950.730989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.730989][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.730989][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.730989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.730989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3950.730989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3950.730989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3950.730989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3950.730989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3950.730989][ T10] addrconf_dad_begin+0x310/0x670 [ 3950.730989][ T10] addrconf_dad_work+0x10b/0xab0 [ 3950.730989][ T10] process_one_work+0x84d/0x18a0 [ 3950.730989][ T10] worker_thread+0x587/0xd30 [ 3950.730989][ T10] kthread+0x28a/0x350 [ 3950.730989][ T10] ret_from_fork+0x31/0x70 [ 3950.730989][ T10] ret_from_fork_asm+0x1a/0x30 [ 3950.730989][ T10] [ 3950.733018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.733018][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.733018][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.733018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.733018][ T10] ip6_route_add+0x1c/0x140 [ 3950.733018][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3950.733018][ T10] inet6_addr_add+0x4f8/0xa40 [ 3950.733018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.733018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.733018][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.733018][ T10] netlink_unicast+0x449/0x710 [ 3950.733018][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.733018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.733018][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.733018][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.733018][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.733018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.733018][ T10] [ 3950.735187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.735187][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.735187][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.735187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.735187][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3950.735187][ T10] ipv6_add_addr+0x411/0x2000 [ 3950.735187][ T10] inet6_addr_add+0x30e/0xa40 [ 3950.735187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.735187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.735187][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.735187][ T10] netlink_unicast+0x449/0x710 [ 3950.735187][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.735187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.735187][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.735187][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.735187][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.735187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.735187][ T10] [ 3950.737267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.737267][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.737267][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.737267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.737267][ T10] ip6_route_add+0x1c/0x140 [ 3950.737267][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3950.737267][ T10] addrconf_add_dev+0xe2/0x170 [ 3950.737267][ T10] inet6_addr_add+0x12f/0xa40 [ 3950.737267][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.737267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.737267][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.737267][ T10] netlink_unicast+0x449/0x710 [ 3950.737267][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.737267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.737267][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.737267][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.737267][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.737267][ T10] [ 3950.739578][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.739578][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3950.739578][ T10] ipv6_find_idev+0x102/0x170 [ 3950.739578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.739578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.739578][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.739578][ T10] netlink_unicast+0x449/0x710 [ 3950.739578][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.739578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.739578][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.739578][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.739578][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.739578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.739578][ T10] [ 3950.741507][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3950.741507][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3950.741507][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3950.741507][ T10] ipv6_find_idev+0x102/0x170 [ 3950.741507][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.741507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.741507][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.741507][ T10] netlink_unicast+0x449/0x710 [ 3950.741507][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.741507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.741507][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.741507][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.741507][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.741507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.741507][ T10] [ 3950.743486][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3950.743735][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3950.743735][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.743735][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.743735][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.743735][ T10] ip6_route_add+0x1c/0x140 [ 3950.743735][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3950.743735][ T10] inet6_addr_add+0x4f8/0xa40 [ 3950.743735][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.743735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.743735][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.743735][ T10] netlink_unicast+0x449/0x710 [ 3950.743735][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.743735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.743735][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.743735][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.743735][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.743735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.743735][ T10] [ 3950.746010][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3950.746010][ T10] netdev_get_by_index+0x5e/0x80 [ 3950.746010][ T10] fib6_nh_init+0x3d8/0x1580 [ 3950.746010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3950.746010][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3950.746010][ T10] ipv6_add_addr+0x411/0x2000 [ 3950.746010][ T10] inet6_addr_add+0x30e/0xa40 [ 3950.746010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3950.746010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.746010][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.746010][ T10] netlink_unicast+0x449/0x710 [ 3950.746010][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.746010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.746010][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.746010][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.746010][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.746010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.746010][ T10] [ 3950.748322][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3950.748322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3950.748322][ T10] ipv6_find_idev+0x102/0x170 [ 3950.748322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.748322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.748322][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.748322][ T10] netlink_unicast+0x449/0x710 [ 3950.748322][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.748322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.748322][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.748322][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.748322][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.748322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.748322][ T10] [ 3950.750270][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3950.750270][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3950.750270][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3950.750270][ T10] ipv6_find_idev+0x102/0x170 [ 3950.750270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3950.750270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3950.750270][ T10] netlink_rcv_skb+0x130/0x360 [ 3950.750270][ T10] netlink_unicast+0x449/0x710 [ 3950.750270][ T10] netlink_sendmsg+0x723/0xbe0 [ 3950.750270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3950.750270][ T10] ___sys_sendmsg+0xee/0x170 [ 3950.750270][ T10] __sys_sendmsg+0xcd/0x170 [ 3950.750270][ T10] do_syscall_64+0xc6/0x1e0 [ 3950.750270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3950.750270][ T10] [ 3960.990957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3960.991399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3960.991399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3960.991399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3960.991399][ T10] fib6_nh_init+0xa22/0x1580 [ 3960.991399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3960.991399][ T10] ip6_route_add+0x1c/0x140 [ 3960.991399][ T10] inet6_rtm_newroute+0x104/0x110 [ 3960.991399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3960.991399][ T10] netlink_rcv_skb+0x130/0x360 [ 3960.991399][ T10] netlink_unicast+0x449/0x710 [ 3960.991399][ T10] netlink_sendmsg+0x723/0xbe0 [ 3960.991399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3960.991399][ T10] ___sys_sendmsg+0xee/0x170 [ 3960.991399][ T10] __sys_sendmsg+0xcd/0x170 [ 3960.991399][ T10] do_syscall_64+0xc6/0x1e0 [ 3960.991399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3960.991399][ T10] [ 3960.993330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3960.993330][ T10] dst_init+0x84/0x4a0 [ 3960.993330][ T10] dst_alloc+0x97/0x150 [ 3960.993330][ T10] ip6_dst_alloc+0x23/0x90 [ 3960.993330][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3960.993330][ T10] ip6_pol_route+0x56f/0x840 [ 3960.993330][ T10] fib6_rule_lookup+0x456/0x630 [ 3960.993330][ T10] ip6_route_input+0x59c/0xa50 [ 3960.993330][ T10] ipv6_rcv+0x397/0x810 [ 3960.993330][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3960.993330][ T10] process_backlog+0x101/0x620 [ 3960.993330][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3960.993330][ T10] net_rx_action+0x495/0xbe0 [ 3960.993330][ T10] __do_softirq+0x1b5/0x7f6 [ 3960.993330][ T10] [ 3960.995102][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3960.995102][ T10] netdev_get_by_index+0x5e/0x80 [ 3960.995102][ T10] fib6_nh_init+0x3d8/0x1580 [ 3960.995102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3960.995102][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3960.995102][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3960.995102][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3960.995102][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3960.995102][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3960.995102][ T10] addrconf_dad_begin+0x310/0x670 [ 3960.995102][ T10] addrconf_dad_work+0x10b/0xab0 [ 3960.995102][ T10] process_one_work+0x84d/0x18a0 [ 3960.995102][ T10] worker_thread+0x587/0xd30 [ 3960.995102][ T10] kthread+0x28a/0x350 [ 3960.995102][ T10] ret_from_fork+0x31/0x70 [ 3960.995102][ T10] ret_from_fork_asm+0x1a/0x30 [ 3960.995102][ T10] [ 3960.997249][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3960.997249][ T10] netdev_get_by_index+0x5e/0x80 [ 3960.997249][ T10] fib6_nh_init+0x3d8/0x1580 [ 3960.997249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3960.997249][ T10] ip6_route_add+0x1c/0x140 [ 3960.997249][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3960.997249][ T10] inet6_addr_add+0x4f8/0xa40 [ 3960.997249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3960.997249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3960.997249][ T10] netlink_rcv_skb+0x130/0x360 [ 3960.997249][ T10] netlink_unicast+0x449/0x710 [ 3960.997249][ T10] netlink_sendmsg+0x723/0xbe0 [ 3960.997249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3960.997249][ T10] ___sys_sendmsg+0xee/0x170 [ 3960.997249][ T10] __sys_sendmsg+0xcd/0x170 [ 3960.997249][ T10] do_syscall_64+0xc6/0x1e0 [ 3960.997249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3960.997249][ T10] [ 3960.999390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3960.999390][ T10] netdev_get_by_index+0x5e/0x80 [ 3960.999390][ T10] fib6_nh_init+0x3d8/0x1580 [ 3960.999390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3960.999390][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3960.999390][ T10] ipv6_add_addr+0x411/0x2000 [ 3960.999390][ T10] inet6_addr_add+0x30e/0xa40 [ 3960.999390][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3960.999390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3960.999390][ T10] netlink_rcv_skb+0x130/0x360 [ 3960.999390][ T10] netlink_unicast+0x449/0x710 [ 3960.999390][ T10] netlink_sendmsg+0x723/0xbe0 [ 3960.999390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3960.999390][ T10] ___sys_sendmsg+0xee/0x170 [ 3960.999390][ T10] __sys_sendmsg+0xcd/0x170 [ 3960.999390][ T10] do_syscall_64+0xc6/0x1e0 [ 3960.999390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3960.999390][ T10] [ 3961.001498][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3961.001498][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.001498][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.001498][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.001498][ T10] ip6_route_add+0x1c/0x140 [ 3961.001498][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3961.001498][ T10] addrconf_add_dev+0xe2/0x170 [ 3961.001498][ T10] inet6_addr_add+0x12f/0xa40 [ 3961.001498][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.001498][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.001498][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.001498][ T10] netlink_unicast+0x449/0x710 [ 3961.001498][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.001498][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.001498][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.001498][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.001498][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.001498][ T10] [ 3961.003578][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3961.003578][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3961.003578][ T10] ipv6_find_idev+0x102/0x170 [ 3961.003578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.003578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.003578][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.003578][ T10] netlink_unicast+0x449/0x710 [ 3961.003578][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.003578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.003578][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.003578][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.003578][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.003578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.003578][ T10] [ 3961.005228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3961.005228][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3961.005228][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3961.005228][ T10] ipv6_find_idev+0x102/0x170 [ 3961.005228][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.005228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.005228][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.005228][ T10] netlink_unicast+0x449/0x710 [ 3961.005228][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.005228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.005228][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.005228][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.005228][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.005228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.005228][ T10] [ 3961.006988][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3961.007264][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3961.007264][ T10] dst_init+0x84/0x4a0 [ 3961.007264][ T10] dst_alloc+0x97/0x150 [ 3961.007264][ T10] ip6_dst_alloc+0x23/0x90 [ 3961.007264][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3961.007264][ T10] ip6_pol_route+0x56f/0x840 [ 3961.007264][ T10] fib6_rule_lookup+0x456/0x630 [ 3961.007264][ T10] ip6_route_input+0x59c/0xa50 [ 3961.007264][ T10] ipv6_rcv+0x397/0x810 [ 3961.007264][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3961.007264][ T10] process_backlog+0x101/0x620 [ 3961.007264][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3961.007264][ T10] net_rx_action+0x495/0xbe0 [ 3961.007264][ T10] __do_softirq+0x1b5/0x7f6 [ 3961.007264][ T10] [ 3961.008922][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.008922][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3961.008922][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3961.008922][ T10] fib6_nh_init+0xa22/0x1580 [ 3961.008922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.008922][ T10] ip6_route_add+0x1c/0x140 [ 3961.008922][ T10] inet6_rtm_newroute+0x104/0x110 [ 3961.008922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.008922][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.008922][ T10] netlink_unicast+0x449/0x710 [ 3961.008922][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.008922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.008922][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.008922][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.008922][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.008922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.008922][ T10] [ 3961.010852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.010852][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.010852][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.010852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.010852][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3961.010852][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3961.010852][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3961.010852][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3961.010852][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3961.010852][ T10] addrconf_dad_begin+0x310/0x670 [ 3961.010852][ T10] addrconf_dad_work+0x10b/0xab0 [ 3961.010852][ T10] process_one_work+0x84d/0x18a0 [ 3961.010852][ T10] worker_thread+0x587/0xd30 [ 3961.010852][ T10] kthread+0x28a/0x350 [ 3961.010852][ T10] ret_from_fork+0x31/0x70 [ 3961.010852][ T10] ret_from_fork_asm+0x1a/0x30 [ 3961.010852][ T10] [ 3961.012918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.012918][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.012918][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.012918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.012918][ T10] ip6_route_add+0x1c/0x140 [ 3961.012918][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3961.012918][ T10] inet6_addr_add+0x4f8/0xa40 [ 3961.012918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.012918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.012918][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.012918][ T10] netlink_unicast+0x449/0x710 [ 3961.012918][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.012918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.012918][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.012918][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.012918][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.012918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.012918][ T10] [ 3961.015053][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.015053][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.015053][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.015053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.015053][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3961.015053][ T10] ipv6_add_addr+0x411/0x2000 [ 3961.015053][ T10] inet6_addr_add+0x30e/0xa40 [ 3961.015053][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.015053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.015053][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.015053][ T10] netlink_unicast+0x449/0x710 [ 3961.015053][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.015053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.015053][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.015053][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.015053][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.015053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.015053][ T10] [ 3961.017174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.017174][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.017174][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.017174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.017174][ T10] ip6_route_add+0x1c/0x140 [ 3961.017174][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3961.017174][ T10] addrconf_add_dev+0xe2/0x170 [ 3961.017174][ T10] inet6_addr_add+0x12f/0xa40 [ 3961.017174][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.017174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.017174][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.017174][ T10] netlink_unicast+0x449/0x710 [ 3961.017174][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.017174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.017174][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.017174][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.017174][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.017174][ T10] [ 3961.019463][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.019463][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3961.019463][ T10] ipv6_find_idev+0x102/0x170 [ 3961.019463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.019463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.019463][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.019463][ T10] netlink_unicast+0x449/0x710 [ 3961.019463][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.019463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.019463][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.019463][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.019463][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.019463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.019463][ T10] [ 3961.021280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3961.021280][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3961.021280][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3961.021280][ T10] ipv6_find_idev+0x102/0x170 [ 3961.021280][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.021280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.021280][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.021280][ T10] netlink_unicast+0x449/0x710 [ 3961.021280][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.021280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.021280][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.021280][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.021280][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.021280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.021280][ T10] [ 3961.023329][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3961.023576][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3961.023576][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.023576][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.023576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.023576][ T10] ip6_route_add+0x1c/0x140 [ 3961.023576][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3961.023576][ T10] inet6_addr_add+0x4f8/0xa40 [ 3961.023576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.023576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.023576][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.023576][ T10] netlink_unicast+0x449/0x710 [ 3961.023576][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.023576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.023576][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.023576][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.023576][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.023576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.023576][ T10] [ 3961.025834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3961.025834][ T10] netdev_get_by_index+0x5e/0x80 [ 3961.025834][ T10] fib6_nh_init+0x3d8/0x1580 [ 3961.025834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3961.025834][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3961.025834][ T10] ipv6_add_addr+0x411/0x2000 [ 3961.025834][ T10] inet6_addr_add+0x30e/0xa40 [ 3961.025834][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3961.025834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.025834][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.025834][ T10] netlink_unicast+0x449/0x710 [ 3961.025834][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.025834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.025834][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.025834][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.025834][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.025834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.025834][ T10] [ 3961.028102][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3961.028102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3961.028102][ T10] ipv6_find_idev+0x102/0x170 [ 3961.028102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.028102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.028102][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.028102][ T10] netlink_unicast+0x449/0x710 [ 3961.028102][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.028102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.028102][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.028102][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.028102][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.028102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.028102][ T10] [ 3961.029983][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3961.029983][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3961.029983][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3961.029983][ T10] ipv6_find_idev+0x102/0x170 [ 3961.029983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3961.029983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3961.029983][ T10] netlink_rcv_skb+0x130/0x360 [ 3961.029983][ T10] netlink_unicast+0x449/0x710 [ 3961.029983][ T10] netlink_sendmsg+0x723/0xbe0 [ 3961.029983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3961.029983][ T10] ___sys_sendmsg+0xee/0x170 [ 3961.029983][ T10] __sys_sendmsg+0xcd/0x170 [ 3961.029983][ T10] do_syscall_64+0xc6/0x1e0 [ 3961.029983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3961.029983][ T10] [ 3971.118913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3971.119358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.119358][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3971.119358][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3971.119358][ T10] fib6_nh_init+0xa22/0x1580 [ 3971.119358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.119358][ T10] ip6_route_add+0x1c/0x140 [ 3971.119358][ T10] inet6_rtm_newroute+0x104/0x110 [ 3971.119358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.119358][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.119358][ T10] netlink_unicast+0x449/0x710 [ 3971.119358][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.119358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.119358][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.119358][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.119358][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.119358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.119358][ T10] [ 3971.121290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.121290][ T10] dst_init+0x84/0x4a0 [ 3971.121290][ T10] dst_alloc+0x97/0x150 [ 3971.121290][ T10] ip6_dst_alloc+0x23/0x90 [ 3971.121290][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3971.121290][ T10] ip6_pol_route+0x56f/0x840 [ 3971.121290][ T10] fib6_rule_lookup+0x456/0x630 [ 3971.121290][ T10] ip6_route_input+0x59c/0xa50 [ 3971.121290][ T10] ipv6_rcv+0x397/0x810 [ 3971.121290][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3971.121290][ T10] process_backlog+0x101/0x620 [ 3971.121290][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3971.121290][ T10] net_rx_action+0x495/0xbe0 [ 3971.121290][ T10] __do_softirq+0x1b5/0x7f6 [ 3971.121290][ T10] [ 3971.122964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.122964][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.122964][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.122964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.122964][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3971.122964][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3971.122964][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3971.122964][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3971.122964][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3971.122964][ T10] addrconf_dad_begin+0x310/0x670 [ 3971.122964][ T10] addrconf_dad_work+0x10b/0xab0 [ 3971.122964][ T10] process_one_work+0x84d/0x18a0 [ 3971.122964][ T10] worker_thread+0x587/0xd30 [ 3971.122964][ T10] kthread+0x28a/0x350 [ 3971.122964][ T10] ret_from_fork+0x31/0x70 [ 3971.122964][ T10] ret_from_fork_asm+0x1a/0x30 [ 3971.122964][ T10] [ 3971.124879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.124879][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.124879][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.124879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.124879][ T10] ip6_route_add+0x1c/0x140 [ 3971.124879][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3971.124879][ T10] inet6_addr_add+0x4f8/0xa40 [ 3971.124879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.124879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.124879][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.124879][ T10] netlink_unicast+0x449/0x710 [ 3971.124879][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.124879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.124879][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.124879][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.124879][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.124879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.124879][ T10] [ 3971.126896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.126896][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.126896][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.126896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.126896][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3971.126896][ T10] ipv6_add_addr+0x411/0x2000 [ 3971.126896][ T10] inet6_addr_add+0x30e/0xa40 [ 3971.126896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.126896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.126896][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.126896][ T10] netlink_unicast+0x449/0x710 [ 3971.126896][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.126896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.126896][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.126896][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.126896][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.126896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.126896][ T10] [ 3971.129446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.129446][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.129446][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.129446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.129446][ T10] ip6_route_add+0x1c/0x140 [ 3971.129446][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3971.129446][ T10] addrconf_add_dev+0xe2/0x170 [ 3971.129446][ T10] inet6_addr_add+0x12f/0xa40 [ 3971.129446][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.129446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.129446][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.129446][ T10] netlink_unicast+0x449/0x710 [ 3971.129446][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.129446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.129446][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.129446][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.129446][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.129446][ T10] [ 3971.131427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.131427][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3971.131427][ T10] ipv6_find_idev+0x102/0x170 [ 3971.131427][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.131427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.131427][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.131427][ T10] netlink_unicast+0x449/0x710 [ 3971.131427][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.131427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.131427][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.131427][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.131427][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.131427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.131427][ T10] [ 3971.132986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3971.132986][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3971.132986][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3971.132986][ T10] ipv6_find_idev+0x102/0x170 [ 3971.132986][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.132986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.132986][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.132986][ T10] netlink_unicast+0x449/0x710 [ 3971.132986][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.132986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.132986][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.132986][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.132986][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.132986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.132986][ T10] [ 3971.134699][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3971.134999][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3971.134999][ T10] dst_init+0x84/0x4a0 [ 3971.134999][ T10] dst_alloc+0x97/0x150 [ 3971.134999][ T10] ip6_dst_alloc+0x23/0x90 [ 3971.134999][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3971.134999][ T10] ip6_pol_route+0x56f/0x840 [ 3971.134999][ T10] fib6_rule_lookup+0x456/0x630 [ 3971.134999][ T10] ip6_route_input+0x59c/0xa50 [ 3971.134999][ T10] ipv6_rcv+0x397/0x810 [ 3971.134999][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3971.134999][ T10] process_backlog+0x101/0x620 [ 3971.134999][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3971.134999][ T10] net_rx_action+0x495/0xbe0 [ 3971.134999][ T10] __do_softirq+0x1b5/0x7f6 [ 3971.134999][ T10] [ 3971.136647][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.136647][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3971.136647][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3971.136647][ T10] fib6_nh_init+0xa22/0x1580 [ 3971.136647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.136647][ T10] ip6_route_add+0x1c/0x140 [ 3971.136647][ T10] inet6_rtm_newroute+0x104/0x110 [ 3971.136647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.136647][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.136647][ T10] netlink_unicast+0x449/0x710 [ 3971.136647][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.136647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.136647][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.136647][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.136647][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.136647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.136647][ T10] [ 3971.138537][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.138537][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.138537][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.138537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.138537][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3971.138537][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3971.138537][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3971.138537][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3971.138537][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3971.138537][ T10] addrconf_dad_begin+0x310/0x670 [ 3971.138537][ T10] addrconf_dad_work+0x10b/0xab0 [ 3971.138537][ T10] process_one_work+0x84d/0x18a0 [ 3971.138537][ T10] worker_thread+0x587/0xd30 [ 3971.138537][ T10] kthread+0x28a/0x350 [ 3971.138537][ T10] ret_from_fork+0x31/0x70 [ 3971.138537][ T10] ret_from_fork_asm+0x1a/0x30 [ 3971.138537][ T10] [ 3971.140634][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.140634][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.140634][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.140634][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.140634][ T10] ip6_route_add+0x1c/0x140 [ 3971.140634][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3971.140634][ T10] inet6_addr_add+0x4f8/0xa40 [ 3971.140634][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.140634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.140634][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.140634][ T10] netlink_unicast+0x449/0x710 [ 3971.140634][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.140634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.140634][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.140634][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.140634][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.140634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.140634][ T10] [ 3971.143885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.143885][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.143885][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.143885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.143885][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3971.143885][ T10] ipv6_add_addr+0x411/0x2000 [ 3971.143885][ T10] inet6_addr_add+0x30e/0xa40 [ 3971.143885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.143885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.143885][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.143885][ T10] netlink_unicast+0x449/0x710 [ 3971.143885][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.143885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.143885][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.143885][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.143885][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.143885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.143885][ T10] [ 3971.147113][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.147113][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.147113][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.147113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.147113][ T10] ip6_route_add+0x1c/0x140 [ 3971.147113][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3971.147113][ T10] addrconf_add_dev+0xe2/0x170 [ 3971.147113][ T10] inet6_addr_add+0x12f/0xa40 [ 3971.147113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.147113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.147113][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.147113][ T10] netlink_unicast+0x449/0x710 [ 3971.147113][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.147113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.147113][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.147113][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.147113][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.147113][ T10] [ 3971.151257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.151257][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3971.151257][ T10] ipv6_find_idev+0x102/0x170 [ 3971.151257][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.151257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.151257][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.151257][ T10] netlink_unicast+0x449/0x710 [ 3971.151257][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.151257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.151257][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.151257][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.151257][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.151257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.151257][ T10] [ 3971.154135][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3971.154135][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3971.154135][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3971.154135][ T10] ipv6_find_idev+0x102/0x170 [ 3971.154135][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.154135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.154135][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.154135][ T10] netlink_unicast+0x449/0x710 [ 3971.154135][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.154135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.154135][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.154135][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.154135][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.154135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.154135][ T10] [ 3971.157202][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3971.157599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3971.157599][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.157599][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.157599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.157599][ T10] ip6_route_add+0x1c/0x140 [ 3971.157599][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3971.157599][ T10] inet6_addr_add+0x4f8/0xa40 [ 3971.157599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.157599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.157599][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.157599][ T10] netlink_unicast+0x449/0x710 [ 3971.157599][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.157599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.157599][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.157599][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.157599][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.157599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.157599][ T10] [ 3971.161255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3971.161255][ T10] netdev_get_by_index+0x5e/0x80 [ 3971.161255][ T10] fib6_nh_init+0x3d8/0x1580 [ 3971.161255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3971.161255][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3971.161255][ T10] ipv6_add_addr+0x411/0x2000 [ 3971.161255][ T10] inet6_addr_add+0x30e/0xa40 [ 3971.161255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3971.161255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.161255][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.161255][ T10] netlink_unicast+0x449/0x710 [ 3971.161255][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.161255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.161255][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.161255][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.161255][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.161255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.161255][ T10] [ 3971.164811][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3971.164811][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3971.164811][ T10] ipv6_find_idev+0x102/0x170 [ 3971.164811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.164811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.164811][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.164811][ T10] netlink_unicast+0x449/0x710 [ 3971.164811][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.164811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.164811][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.164811][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.164811][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.164811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.164811][ T10] [ 3971.167685][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3971.167685][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3971.167685][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3971.167685][ T10] ipv6_find_idev+0x102/0x170 [ 3971.167685][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3971.167685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3971.167685][ T10] netlink_rcv_skb+0x130/0x360 [ 3971.167685][ T10] netlink_unicast+0x449/0x710 [ 3971.167685][ T10] netlink_sendmsg+0x723/0xbe0 [ 3971.167685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3971.167685][ T10] ___sys_sendmsg+0xee/0x170 [ 3971.167685][ T10] __sys_sendmsg+0xcd/0x170 [ 3971.167685][ T10] do_syscall_64+0xc6/0x1e0 [ 3971.167685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3971.167685][ T10] [ 3981.174970][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3981.175459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.175459][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3981.175459][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3981.175459][ T10] fib6_nh_init+0xa22/0x1580 [ 3981.175459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.175459][ T10] ip6_route_add+0x1c/0x140 [ 3981.175459][ T10] inet6_rtm_newroute+0x104/0x110 [ 3981.175459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.175459][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.175459][ T10] netlink_unicast+0x449/0x710 [ 3981.175459][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.175459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.175459][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.175459][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.175459][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.175459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.175459][ T10] [ 3981.178482][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.178482][ T10] dst_init+0x84/0x4a0 [ 3981.178482][ T10] dst_alloc+0x97/0x150 [ 3981.178482][ T10] ip6_dst_alloc+0x23/0x90 [ 3981.178482][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3981.178482][ T10] ip6_pol_route+0x56f/0x840 [ 3981.178482][ T10] fib6_rule_lookup+0x456/0x630 [ 3981.178482][ T10] ip6_route_input+0x59c/0xa50 [ 3981.178482][ T10] ipv6_rcv+0x397/0x810 [ 3981.178482][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3981.178482][ T10] process_backlog+0x101/0x620 [ 3981.178482][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3981.178482][ T10] net_rx_action+0x495/0xbe0 [ 3981.178482][ T10] __do_softirq+0x1b5/0x7f6 [ 3981.178482][ T10] [ 3981.181131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.181131][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.181131][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.181131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.181131][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3981.181131][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3981.181131][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3981.181131][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3981.181131][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3981.181131][ T10] addrconf_dad_begin+0x310/0x670 [ 3981.181131][ T10] addrconf_dad_work+0x10b/0xab0 [ 3981.181131][ T10] process_one_work+0x84d/0x18a0 [ 3981.181131][ T10] worker_thread+0x587/0xd30 [ 3981.181131][ T10] kthread+0x28a/0x350 [ 3981.181131][ T10] ret_from_fork+0x31/0x70 [ 3981.181131][ T10] ret_from_fork_asm+0x1a/0x30 [ 3981.181131][ T10] [ 3981.184206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.184206][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.184206][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.184206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.184206][ T10] ip6_route_add+0x1c/0x140 [ 3981.184206][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3981.184206][ T10] inet6_addr_add+0x4f8/0xa40 [ 3981.184206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.184206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.184206][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.184206][ T10] netlink_unicast+0x449/0x710 [ 3981.184206][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.184206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.184206][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.184206][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.184206][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.184206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.184206][ T10] [ 3981.187428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.187428][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.187428][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.187428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.187428][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3981.187428][ T10] ipv6_add_addr+0x411/0x2000 [ 3981.187428][ T10] inet6_addr_add+0x30e/0xa40 [ 3981.187428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.187428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.187428][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.187428][ T10] netlink_unicast+0x449/0x710 [ 3981.187428][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.187428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.187428][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.187428][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.187428][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.187428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.187428][ T10] [ 3981.190639][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.190639][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.190639][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.190639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.190639][ T10] ip6_route_add+0x1c/0x140 [ 3981.190639][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3981.190639][ T10] addrconf_add_dev+0xe2/0x170 [ 3981.190639][ T10] inet6_addr_add+0x12f/0xa40 [ 3981.190639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.190639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.190639][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.190639][ T10] netlink_unicast+0x449/0x710 [ 3981.190639][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.190639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.190639][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.190639][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.190639][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.190639][ T10] [ 3981.194192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.194192][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3981.194192][ T10] ipv6_find_idev+0x102/0x170 [ 3981.194192][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.194192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.194192][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.194192][ T10] netlink_unicast+0x449/0x710 [ 3981.194192][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.194192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.194192][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.194192][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.194192][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.194192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.194192][ T10] [ 3981.196675][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3981.196675][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3981.196675][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3981.196675][ T10] ipv6_find_idev+0x102/0x170 [ 3981.196675][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.196675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.196675][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.196675][ T10] netlink_unicast+0x449/0x710 [ 3981.196675][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.196675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.196675][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.196675][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.196675][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.196675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.196675][ T10] [ 3981.199427][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3981.199860][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3981.199860][ T10] dst_init+0x84/0x4a0 [ 3981.199860][ T10] dst_alloc+0x97/0x150 [ 3981.199860][ T10] ip6_dst_alloc+0x23/0x90 [ 3981.199860][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3981.199860][ T10] ip6_pol_route+0x56f/0x840 [ 3981.199860][ T10] fib6_rule_lookup+0x456/0x630 [ 3981.199860][ T10] ip6_route_input+0x59c/0xa50 [ 3981.199860][ T10] ipv6_rcv+0x397/0x810 [ 3981.199860][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3981.199860][ T10] process_backlog+0x101/0x620 [ 3981.199860][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3981.199860][ T10] net_rx_action+0x495/0xbe0 [ 3981.199860][ T10] __do_softirq+0x1b5/0x7f6 [ 3981.199860][ T10] [ 3981.202501][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.202501][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3981.202501][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3981.202501][ T10] fib6_nh_init+0xa22/0x1580 [ 3981.202501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.202501][ T10] ip6_route_add+0x1c/0x140 [ 3981.202501][ T10] inet6_rtm_newroute+0x104/0x110 [ 3981.202501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.202501][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.202501][ T10] netlink_unicast+0x449/0x710 [ 3981.202501][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.202501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.202501][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.202501][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.202501][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.202501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.202501][ T10] [ 3981.205528][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.205528][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.205528][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.205528][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.205528][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3981.205528][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3981.205528][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3981.205528][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3981.205528][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3981.205528][ T10] addrconf_dad_begin+0x310/0x670 [ 3981.205528][ T10] addrconf_dad_work+0x10b/0xab0 [ 3981.205528][ T10] process_one_work+0x84d/0x18a0 [ 3981.205528][ T10] worker_thread+0x587/0xd30 [ 3981.205528][ T10] kthread+0x28a/0x350 [ 3981.205528][ T10] ret_from_fork+0x31/0x70 [ 3981.205528][ T10] ret_from_fork_asm+0x1a/0x30 [ 3981.205528][ T10] [ 3981.208624][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.208624][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.208624][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.208624][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.208624][ T10] ip6_route_add+0x1c/0x140 [ 3981.208624][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3981.208624][ T10] inet6_addr_add+0x4f8/0xa40 [ 3981.208624][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.208624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.208624][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.208624][ T10] netlink_unicast+0x449/0x710 [ 3981.208624][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.208624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.208624][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.208624][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.208624][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.208624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.208624][ T10] [ 3981.211867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.211867][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.211867][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.211867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.211867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3981.211867][ T10] ipv6_add_addr+0x411/0x2000 [ 3981.211867][ T10] inet6_addr_add+0x30e/0xa40 [ 3981.211867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.211867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.211867][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.211867][ T10] netlink_unicast+0x449/0x710 [ 3981.211867][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.211867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.211867][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.211867][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.211867][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.211867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.211867][ T10] [ 3981.215080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.215080][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.215080][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.215080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.215080][ T10] ip6_route_add+0x1c/0x140 [ 3981.215080][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3981.215080][ T10] addrconf_add_dev+0xe2/0x170 [ 3981.215080][ T10] inet6_addr_add+0x12f/0xa40 [ 3981.215080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.215080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.215080][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.215080][ T10] netlink_unicast+0x449/0x710 [ 3981.215080][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.215080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.215080][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.215080][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.215080][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.215080][ T10] [ 3981.218597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.218597][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3981.218597][ T10] ipv6_find_idev+0x102/0x170 [ 3981.218597][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.218597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.218597][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.218597][ T10] netlink_unicast+0x449/0x710 [ 3981.218597][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.218597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.218597][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.218597][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.218597][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.218597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.218597][ T10] [ 3981.221419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3981.221419][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3981.221419][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3981.221419][ T10] ipv6_find_idev+0x102/0x170 [ 3981.221419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.221419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.221419][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.221419][ T10] netlink_unicast+0x449/0x710 [ 3981.221419][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.221419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.221419][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.221419][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.221419][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.221419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.221419][ T10] [ 3981.224485][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3981.224999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3981.224999][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.224999][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.224999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.224999][ T10] ip6_route_add+0x1c/0x140 [ 3981.224999][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3981.224999][ T10] inet6_addr_add+0x4f8/0xa40 [ 3981.224999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.224999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.224999][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.224999][ T10] netlink_unicast+0x449/0x710 [ 3981.224999][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.224999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.224999][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.224999][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.224999][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.224999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.224999][ T10] [ 3981.228578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3981.228578][ T10] netdev_get_by_index+0x5e/0x80 [ 3981.228578][ T10] fib6_nh_init+0x3d8/0x1580 [ 3981.228578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3981.228578][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3981.228578][ T10] ipv6_add_addr+0x411/0x2000 [ 3981.228578][ T10] inet6_addr_add+0x30e/0xa40 [ 3981.228578][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3981.228578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.228578][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.228578][ T10] netlink_unicast+0x449/0x710 [ 3981.228578][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.228578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.228578][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.228578][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.228578][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.228578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.228578][ T10] [ 3981.232021][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3981.232021][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3981.232021][ T10] ipv6_find_idev+0x102/0x170 [ 3981.232021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.232021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.232021][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.232021][ T10] netlink_unicast+0x449/0x710 [ 3981.232021][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.232021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.232021][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.232021][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.232021][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.232021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.232021][ T10] [ 3981.234863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3981.234863][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3981.234863][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3981.234863][ T10] ipv6_find_idev+0x102/0x170 [ 3981.234863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3981.234863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3981.234863][ T10] netlink_rcv_skb+0x130/0x360 [ 3981.234863][ T10] netlink_unicast+0x449/0x710 [ 3981.234863][ T10] netlink_sendmsg+0x723/0xbe0 [ 3981.234863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3981.234863][ T10] ___sys_sendmsg+0xee/0x170 [ 3981.234863][ T10] __sys_sendmsg+0xcd/0x170 [ 3981.234863][ T10] do_syscall_64+0xc6/0x1e0 [ 3981.234863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3981.234863][ T10] [ 3991.479012][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 3991.479556][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.479556][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3991.479556][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3991.479556][ T10] fib6_nh_init+0xa22/0x1580 [ 3991.479556][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.479556][ T10] ip6_route_add+0x1c/0x140 [ 3991.479556][ T10] inet6_rtm_newroute+0x104/0x110 [ 3991.479556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.479556][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.479556][ T10] netlink_unicast+0x449/0x710 [ 3991.479556][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.479556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.479556][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.479556][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.479556][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.479556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.479556][ T10] [ 3991.482557][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.482557][ T10] dst_init+0x84/0x4a0 [ 3991.482557][ T10] dst_alloc+0x97/0x150 [ 3991.482557][ T10] ip6_dst_alloc+0x23/0x90 [ 3991.482557][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3991.482557][ T10] ip6_pol_route+0x56f/0x840 [ 3991.482557][ T10] fib6_rule_lookup+0x456/0x630 [ 3991.482557][ T10] ip6_route_input+0x59c/0xa50 [ 3991.482557][ T10] ipv6_rcv+0x397/0x810 [ 3991.482557][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3991.482557][ T10] process_backlog+0x101/0x620 [ 3991.482557][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3991.482557][ T10] net_rx_action+0x495/0xbe0 [ 3991.482557][ T10] __do_softirq+0x1b5/0x7f6 [ 3991.482557][ T10] [ 3991.485201][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.485201][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.485201][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.485201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.485201][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3991.485201][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3991.485201][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3991.485201][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3991.485201][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3991.485201][ T10] addrconf_dad_begin+0x310/0x670 [ 3991.485201][ T10] addrconf_dad_work+0x10b/0xab0 [ 3991.485201][ T10] process_one_work+0x84d/0x18a0 [ 3991.485201][ T10] worker_thread+0x587/0xd30 [ 3991.485201][ T10] kthread+0x28a/0x350 [ 3991.485201][ T10] ret_from_fork+0x31/0x70 [ 3991.485201][ T10] ret_from_fork_asm+0x1a/0x30 [ 3991.485201][ T10] [ 3991.488280][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.488280][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.488280][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.488280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.488280][ T10] ip6_route_add+0x1c/0x140 [ 3991.488280][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3991.488280][ T10] inet6_addr_add+0x4f8/0xa40 [ 3991.488280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.488280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.488280][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.488280][ T10] netlink_unicast+0x449/0x710 [ 3991.488280][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.488280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.488280][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.488280][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.488280][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.488280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.488280][ T10] [ 3991.491509][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.491509][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.491509][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.491509][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.491509][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3991.491509][ T10] ipv6_add_addr+0x411/0x2000 [ 3991.491509][ T10] inet6_addr_add+0x30e/0xa40 [ 3991.491509][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.491509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.491509][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.491509][ T10] netlink_unicast+0x449/0x710 [ 3991.491509][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.491509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.491509][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.491509][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.491509][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.491509][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.491509][ T10] [ 3991.494751][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.494751][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.494751][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.494751][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.494751][ T10] ip6_route_add+0x1c/0x140 [ 3991.494751][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3991.494751][ T10] addrconf_add_dev+0xe2/0x170 [ 3991.494751][ T10] inet6_addr_add+0x12f/0xa40 [ 3991.494751][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.494751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.494751][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.494751][ T10] netlink_unicast+0x449/0x710 [ 3991.494751][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.494751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.494751][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.494751][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.494751][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.494751][ T10] [ 3991.497938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.497938][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3991.497938][ T10] ipv6_find_idev+0x102/0x170 [ 3991.497938][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.497938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.497938][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.497938][ T10] netlink_unicast+0x449/0x710 [ 3991.497938][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.497938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.497938][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.497938][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.497938][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.497938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.497938][ T10] [ 3991.500443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 3991.500443][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3991.500443][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3991.500443][ T10] ipv6_find_idev+0x102/0x170 [ 3991.500443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.500443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.500443][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.500443][ T10] netlink_unicast+0x449/0x710 [ 3991.500443][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.500443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.500443][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.500443][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.500443][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.500443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.500443][ T10] [ 3991.503188][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 3991.503618][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 3991.503618][ T10] dst_init+0x84/0x4a0 [ 3991.503618][ T10] dst_alloc+0x97/0x150 [ 3991.503618][ T10] ip6_dst_alloc+0x23/0x90 [ 3991.503618][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 3991.503618][ T10] ip6_pol_route+0x56f/0x840 [ 3991.503618][ T10] fib6_rule_lookup+0x456/0x630 [ 3991.503618][ T10] ip6_route_input+0x59c/0xa50 [ 3991.503618][ T10] ipv6_rcv+0x397/0x810 [ 3991.503618][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 3991.503618][ T10] process_backlog+0x101/0x620 [ 3991.503618][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 3991.503618][ T10] net_rx_action+0x495/0xbe0 [ 3991.503618][ T10] __do_softirq+0x1b5/0x7f6 [ 3991.503618][ T10] [ 3991.506255][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.506255][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 3991.506255][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 3991.506255][ T10] fib6_nh_init+0xa22/0x1580 [ 3991.506255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.506255][ T10] ip6_route_add+0x1c/0x140 [ 3991.506255][ T10] inet6_rtm_newroute+0x104/0x110 [ 3991.506255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.506255][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.506255][ T10] netlink_unicast+0x449/0x710 [ 3991.506255][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.506255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.506255][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.506255][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.506255][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.506255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.506255][ T10] [ 3991.509307][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.509307][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.509307][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.509307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.509307][ T10] addrconf_f6i_alloc+0x265/0x560 [ 3991.509307][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 3991.509307][ T10] addrconf_join_anycast+0x1c0/0x220 [ 3991.509307][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 3991.509307][ T10] addrconf_dad_completed+0x12b/0xe20 [ 3991.509307][ T10] addrconf_dad_begin+0x310/0x670 [ 3991.509307][ T10] addrconf_dad_work+0x10b/0xab0 [ 3991.509307][ T10] process_one_work+0x84d/0x18a0 [ 3991.509307][ T10] worker_thread+0x587/0xd30 [ 3991.509307][ T10] kthread+0x28a/0x350 [ 3991.509307][ T10] ret_from_fork+0x31/0x70 [ 3991.509307][ T10] ret_from_fork_asm+0x1a/0x30 [ 3991.509307][ T10] [ 3991.512376][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.512376][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.512376][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.512376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.512376][ T10] ip6_route_add+0x1c/0x140 [ 3991.512376][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3991.512376][ T10] inet6_addr_add+0x4f8/0xa40 [ 3991.512376][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.512376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.512376][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.512376][ T10] netlink_unicast+0x449/0x710 [ 3991.512376][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.512376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.512376][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.512376][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.512376][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.512376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.512376][ T10] [ 3991.515609][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.515609][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.515609][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.515609][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.515609][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3991.515609][ T10] ipv6_add_addr+0x411/0x2000 [ 3991.515609][ T10] inet6_addr_add+0x30e/0xa40 [ 3991.515609][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.515609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.515609][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.515609][ T10] netlink_unicast+0x449/0x710 [ 3991.515609][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.515609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.515609][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.515609][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.515609][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.515609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.515609][ T10] [ 3991.518825][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.518825][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.518825][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.518825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.518825][ T10] ip6_route_add+0x1c/0x140 [ 3991.518825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 3991.518825][ T10] addrconf_add_dev+0xe2/0x170 [ 3991.518825][ T10] inet6_addr_add+0x12f/0xa40 [ 3991.518825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.518825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.518825][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.518825][ T10] netlink_unicast+0x449/0x710 [ 3991.518825][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.518825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.518825][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.518825][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.518825][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.518825][ T10] [ 3991.522340][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.522340][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3991.522340][ T10] ipv6_find_idev+0x102/0x170 [ 3991.522340][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.522340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.522340][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.522340][ T10] netlink_unicast+0x449/0x710 [ 3991.522340][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.522340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.522340][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.522340][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.522340][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.522340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.522340][ T10] [ 3991.525182][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 3991.525182][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3991.525182][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3991.525182][ T10] ipv6_find_idev+0x102/0x170 [ 3991.525182][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.525182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.525182][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.525182][ T10] netlink_unicast+0x449/0x710 [ 3991.525182][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.525182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.525182][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.525182][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.525182][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.525182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.525182][ T10] [ 3991.528250][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3991.528750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3991.528750][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.528750][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.528750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.528750][ T10] ip6_route_add+0x1c/0x140 [ 3991.528750][ T10] addrconf_prefix_route+0x2a6/0x430 [ 3991.528750][ T10] inet6_addr_add+0x4f8/0xa40 [ 3991.528750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.528750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.528750][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.528750][ T10] netlink_unicast+0x449/0x710 [ 3991.528750][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.528750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.528750][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.528750][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.528750][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.528750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.528750][ T10] [ 3991.532431][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3991.532431][ T10] netdev_get_by_index+0x5e/0x80 [ 3991.532431][ T10] fib6_nh_init+0x3d8/0x1580 [ 3991.532431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 3991.532431][ T10] addrconf_f6i_alloc+0x315/0x560 [ 3991.532431][ T10] ipv6_add_addr+0x411/0x2000 [ 3991.532431][ T10] inet6_addr_add+0x30e/0xa40 [ 3991.532431][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 3991.532431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.532431][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.532431][ T10] netlink_unicast+0x449/0x710 [ 3991.532431][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.532431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.532431][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.532431][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.532431][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.532431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.532431][ T10] [ 3991.535946][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3991.535946][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 3991.535946][ T10] ipv6_find_idev+0x102/0x170 [ 3991.535946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.535946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.535946][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.535946][ T10] netlink_unicast+0x449/0x710 [ 3991.535946][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.535946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.535946][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.535946][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.535946][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.535946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.535946][ T10] [ 3991.538826][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 3991.538826][ T10] neigh_parms_alloc+0x1e5/0x510 [ 3991.538826][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 3991.538826][ T10] ipv6_find_idev+0x102/0x170 [ 3991.538826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 3991.538826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 3991.538826][ T10] netlink_rcv_skb+0x130/0x360 [ 3991.538826][ T10] netlink_unicast+0x449/0x710 [ 3991.538826][ T10] netlink_sendmsg+0x723/0xbe0 [ 3991.538826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 3991.538826][ T10] ___sys_sendmsg+0xee/0x170 [ 3991.538826][ T10] __sys_sendmsg+0xcd/0x170 [ 3991.538826][ T10] do_syscall_64+0xc6/0x1e0 [ 3991.538826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 3991.538826][ T10] [ 4001.782918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4001.783372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.783372][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4001.783372][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4001.783372][ T10] fib6_nh_init+0xa22/0x1580 [ 4001.783372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.783372][ T10] ip6_route_add+0x1c/0x140 [ 4001.783372][ T10] inet6_rtm_newroute+0x104/0x110 [ 4001.783372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.783372][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.783372][ T10] netlink_unicast+0x449/0x710 [ 4001.783372][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.783372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.783372][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.783372][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.783372][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.783372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.783372][ T10] [ 4001.785851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.785851][ T10] dst_init+0x84/0x4a0 [ 4001.785851][ T10] dst_alloc+0x97/0x150 [ 4001.785851][ T10] ip6_dst_alloc+0x23/0x90 [ 4001.785851][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4001.785851][ T10] ip6_pol_route+0x56f/0x840 [ 4001.785851][ T10] fib6_rule_lookup+0x456/0x630 [ 4001.785851][ T10] ip6_route_input+0x59c/0xa50 [ 4001.785851][ T10] ipv6_rcv+0x397/0x810 [ 4001.785851][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4001.785851][ T10] process_backlog+0x101/0x620 [ 4001.785851][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4001.785851][ T10] net_rx_action+0x495/0xbe0 [ 4001.785851][ T10] __do_softirq+0x1b5/0x7f6 [ 4001.785851][ T10] [ 4001.787535][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.787535][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.787535][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.787535][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.787535][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4001.787535][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4001.787535][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4001.787535][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4001.787535][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4001.787535][ T10] addrconf_dad_begin+0x310/0x670 [ 4001.787535][ T10] addrconf_dad_work+0x10b/0xab0 [ 4001.787535][ T10] process_one_work+0x84d/0x18a0 [ 4001.787535][ T10] worker_thread+0x587/0xd30 [ 4001.787535][ T10] kthread+0x28a/0x350 [ 4001.787535][ T10] ret_from_fork+0x31/0x70 [ 4001.787535][ T10] ret_from_fork_asm+0x1a/0x30 [ 4001.787535][ T10] [ 4001.789473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.789473][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.789473][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.789473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.789473][ T10] ip6_route_add+0x1c/0x140 [ 4001.789473][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4001.789473][ T10] inet6_addr_add+0x4f8/0xa40 [ 4001.789473][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.789473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.789473][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.789473][ T10] netlink_unicast+0x449/0x710 [ 4001.789473][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.789473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.789473][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.789473][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.789473][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.789473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.789473][ T10] [ 4001.791874][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.791874][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.791874][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.791874][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.791874][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4001.791874][ T10] ipv6_add_addr+0x411/0x2000 [ 4001.791874][ T10] inet6_addr_add+0x30e/0xa40 [ 4001.791874][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.791874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.791874][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.791874][ T10] netlink_unicast+0x449/0x710 [ 4001.791874][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.791874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.791874][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.791874][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.791874][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.791874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.791874][ T10] [ 4001.793883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.793883][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.793883][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.793883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.793883][ T10] ip6_route_add+0x1c/0x140 [ 4001.793883][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4001.793883][ T10] addrconf_add_dev+0xe2/0x170 [ 4001.793883][ T10] inet6_addr_add+0x12f/0xa40 [ 4001.793883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.793883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.793883][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.793883][ T10] netlink_unicast+0x449/0x710 [ 4001.793883][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.793883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.793883][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.793883][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.793883][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.793883][ T10] [ 4001.795864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.795864][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4001.795864][ T10] ipv6_find_idev+0x102/0x170 [ 4001.795864][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.795864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.795864][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.795864][ T10] netlink_unicast+0x449/0x710 [ 4001.795864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.795864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.795864][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.795864][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.795864][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.795864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.795864][ T10] [ 4001.797431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4001.797431][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4001.797431][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4001.797431][ T10] ipv6_find_idev+0x102/0x170 [ 4001.797431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.797431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.797431][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.797431][ T10] netlink_unicast+0x449/0x710 [ 4001.797431][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.797431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.797431][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.797431][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.797431][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.797431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.797431][ T10] [ 4001.799149][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4001.799437][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4001.799437][ T10] dst_init+0x84/0x4a0 [ 4001.799437][ T10] dst_alloc+0x97/0x150 [ 4001.799437][ T10] ip6_dst_alloc+0x23/0x90 [ 4001.799437][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4001.799437][ T10] ip6_pol_route+0x56f/0x840 [ 4001.799437][ T10] fib6_rule_lookup+0x456/0x630 [ 4001.799437][ T10] ip6_route_input+0x59c/0xa50 [ 4001.799437][ T10] ipv6_rcv+0x397/0x810 [ 4001.799437][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4001.799437][ T10] process_backlog+0x101/0x620 [ 4001.799437][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4001.799437][ T10] net_rx_action+0x495/0xbe0 [ 4001.799437][ T10] __do_softirq+0x1b5/0x7f6 [ 4001.799437][ T10] [ 4001.801097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.801097][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4001.801097][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4001.801097][ T10] fib6_nh_init+0xa22/0x1580 [ 4001.801097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.801097][ T10] ip6_route_add+0x1c/0x140 [ 4001.801097][ T10] inet6_rtm_newroute+0x104/0x110 [ 4001.801097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.801097][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.801097][ T10] netlink_unicast+0x449/0x710 [ 4001.801097][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.801097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.801097][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.801097][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.801097][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.801097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.801097][ T10] [ 4001.802997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.802997][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.802997][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.802997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.802997][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4001.802997][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4001.802997][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4001.802997][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4001.802997][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4001.802997][ T10] addrconf_dad_begin+0x310/0x670 [ 4001.802997][ T10] addrconf_dad_work+0x10b/0xab0 [ 4001.802997][ T10] process_one_work+0x84d/0x18a0 [ 4001.802997][ T10] worker_thread+0x587/0xd30 [ 4001.802997][ T10] kthread+0x28a/0x350 [ 4001.802997][ T10] ret_from_fork+0x31/0x70 [ 4001.802997][ T10] ret_from_fork_asm+0x1a/0x30 [ 4001.802997][ T10] [ 4001.804921][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.804921][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.804921][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.804921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.804921][ T10] ip6_route_add+0x1c/0x140 [ 4001.804921][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4001.804921][ T10] inet6_addr_add+0x4f8/0xa40 [ 4001.804921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.804921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.804921][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.804921][ T10] netlink_unicast+0x449/0x710 [ 4001.804921][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.804921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.804921][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.804921][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.804921][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.804921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.804921][ T10] [ 4001.806956][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.806956][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.806956][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.806956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.806956][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4001.806956][ T10] ipv6_add_addr+0x411/0x2000 [ 4001.806956][ T10] inet6_addr_add+0x30e/0xa40 [ 4001.806956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.806956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.806956][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.806956][ T10] netlink_unicast+0x449/0x710 [ 4001.806956][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.806956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.806956][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.806956][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.806956][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.806956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.806956][ T10] [ 4001.808968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.808968][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.808968][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.808968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.808968][ T10] ip6_route_add+0x1c/0x140 [ 4001.808968][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4001.808968][ T10] addrconf_add_dev+0xe2/0x170 [ 4001.808968][ T10] inet6_addr_add+0x12f/0xa40 [ 4001.808968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.808968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.808968][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.808968][ T10] netlink_unicast+0x449/0x710 [ 4001.808968][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.808968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.808968][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.808968][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.808968][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.808968][ T10] [ 4001.811073][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.811073][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4001.811073][ T10] ipv6_find_idev+0x102/0x170 [ 4001.811073][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.811073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.811073][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.811073][ T10] netlink_unicast+0x449/0x710 [ 4001.811073][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.811073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.811073][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.811073][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.811073][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.811073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.811073][ T10] [ 4001.812741][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4001.812741][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4001.812741][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4001.812741][ T10] ipv6_find_idev+0x102/0x170 [ 4001.812741][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.812741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.812741][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.812741][ T10] netlink_unicast+0x449/0x710 [ 4001.812741][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.812741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.812741][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.812741][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.812741][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.812741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.812741][ T10] [ 4001.814501][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4001.814835][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4001.814835][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.814835][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.814835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.814835][ T10] ip6_route_add+0x1c/0x140 [ 4001.814835][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4001.814835][ T10] inet6_addr_add+0x4f8/0xa40 [ 4001.814835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.814835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.814835][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.814835][ T10] netlink_unicast+0x449/0x710 [ 4001.814835][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.814835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.814835][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.814835][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.814835][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.814835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.814835][ T10] [ 4001.816949][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4001.816949][ T10] netdev_get_by_index+0x5e/0x80 [ 4001.816949][ T10] fib6_nh_init+0x3d8/0x1580 [ 4001.816949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4001.816949][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4001.816949][ T10] ipv6_add_addr+0x411/0x2000 [ 4001.816949][ T10] inet6_addr_add+0x30e/0xa40 [ 4001.816949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4001.816949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.816949][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.816949][ T10] netlink_unicast+0x449/0x710 [ 4001.816949][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.816949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.816949][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.816949][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.816949][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.816949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.816949][ T10] [ 4001.819095][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4001.819095][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4001.819095][ T10] ipv6_find_idev+0x102/0x170 [ 4001.819095][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.819095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.819095][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.819095][ T10] netlink_unicast+0x449/0x710 [ 4001.819095][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.819095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.819095][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.819095][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.819095][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.819095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.819095][ T10] [ 4001.820775][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4001.820775][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4001.820775][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4001.820775][ T10] ipv6_find_idev+0x102/0x170 [ 4001.820775][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4001.820775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4001.820775][ T10] netlink_rcv_skb+0x130/0x360 [ 4001.820775][ T10] netlink_unicast+0x449/0x710 [ 4001.820775][ T10] netlink_sendmsg+0x723/0xbe0 [ 4001.820775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4001.820775][ T10] ___sys_sendmsg+0xee/0x170 [ 4001.820775][ T10] __sys_sendmsg+0xcd/0x170 [ 4001.820775][ T10] do_syscall_64+0xc6/0x1e0 [ 4001.820775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4001.820775][ T10] [ 4011.862884][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4011.863417][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.863417][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4011.863417][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4011.863417][ T10] fib6_nh_init+0xa22/0x1580 [ 4011.863417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.863417][ T10] ip6_route_add+0x1c/0x140 [ 4011.863417][ T10] inet6_rtm_newroute+0x104/0x110 [ 4011.863417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.863417][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.863417][ T10] netlink_unicast+0x449/0x710 [ 4011.863417][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.863417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.863417][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.863417][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.863417][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.863417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.863417][ T10] [ 4011.866490][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.866490][ T10] dst_init+0x84/0x4a0 [ 4011.866490][ T10] dst_alloc+0x97/0x150 [ 4011.866490][ T10] ip6_dst_alloc+0x23/0x90 [ 4011.866490][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4011.866490][ T10] ip6_pol_route+0x56f/0x840 [ 4011.866490][ T10] fib6_rule_lookup+0x456/0x630 [ 4011.866490][ T10] ip6_route_input+0x59c/0xa50 [ 4011.866490][ T10] ipv6_rcv+0x397/0x810 [ 4011.866490][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4011.866490][ T10] process_backlog+0x101/0x620 [ 4011.866490][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4011.866490][ T10] net_rx_action+0x495/0xbe0 [ 4011.866490][ T10] __do_softirq+0x1b5/0x7f6 [ 4011.866490][ T10] [ 4011.869134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.869134][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.869134][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.869134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.869134][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4011.869134][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4011.869134][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4011.869134][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4011.869134][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4011.869134][ T10] addrconf_dad_begin+0x310/0x670 [ 4011.869134][ T10] addrconf_dad_work+0x10b/0xab0 [ 4011.869134][ T10] process_one_work+0x84d/0x18a0 [ 4011.869134][ T10] worker_thread+0x587/0xd30 [ 4011.869134][ T10] kthread+0x28a/0x350 [ 4011.869134][ T10] ret_from_fork+0x31/0x70 [ 4011.869134][ T10] ret_from_fork_asm+0x1a/0x30 [ 4011.869134][ T10] [ 4011.872214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.872214][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.872214][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.872214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.872214][ T10] ip6_route_add+0x1c/0x140 [ 4011.872214][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4011.872214][ T10] inet6_addr_add+0x4f8/0xa40 [ 4011.872214][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.872214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.872214][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.872214][ T10] netlink_unicast+0x449/0x710 [ 4011.872214][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.872214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.872214][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.872214][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.872214][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.872214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.872214][ T10] [ 4011.875444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.875444][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.875444][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.875444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.875444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4011.875444][ T10] ipv6_add_addr+0x411/0x2000 [ 4011.875444][ T10] inet6_addr_add+0x30e/0xa40 [ 4011.875444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.875444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.875444][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.875444][ T10] netlink_unicast+0x449/0x710 [ 4011.875444][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.875444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.875444][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.875444][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.875444][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.875444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.875444][ T10] [ 4011.878677][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.878677][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.878677][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.878677][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.878677][ T10] ip6_route_add+0x1c/0x140 [ 4011.878677][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4011.878677][ T10] addrconf_add_dev+0xe2/0x170 [ 4011.878677][ T10] inet6_addr_add+0x12f/0xa40 [ 4011.878677][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.878677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.878677][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.878677][ T10] netlink_unicast+0x449/0x710 [ 4011.878677][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.878677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.878677][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.878677][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.878677][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.878677][ T10] [ 4011.881840][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.881840][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4011.881840][ T10] ipv6_find_idev+0x102/0x170 [ 4011.881840][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.881840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.881840][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.881840][ T10] netlink_unicast+0x449/0x710 [ 4011.881840][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.881840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.881840][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.881840][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.881840][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.881840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.881840][ T10] [ 4011.884335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4011.884335][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4011.884335][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4011.884335][ T10] ipv6_find_idev+0x102/0x170 [ 4011.884335][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.884335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.884335][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.884335][ T10] netlink_unicast+0x449/0x710 [ 4011.884335][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.884335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.884335][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.884335][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.884335][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.884335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.884335][ T10] [ 4011.887068][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4011.887504][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4011.887504][ T10] dst_init+0x84/0x4a0 [ 4011.887504][ T10] dst_alloc+0x97/0x150 [ 4011.887504][ T10] ip6_dst_alloc+0x23/0x90 [ 4011.887504][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4011.887504][ T10] ip6_pol_route+0x56f/0x840 [ 4011.887504][ T10] fib6_rule_lookup+0x456/0x630 [ 4011.887504][ T10] ip6_route_input+0x59c/0xa50 [ 4011.887504][ T10] ipv6_rcv+0x397/0x810 [ 4011.887504][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4011.887504][ T10] process_backlog+0x101/0x620 [ 4011.887504][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4011.887504][ T10] net_rx_action+0x495/0xbe0 [ 4011.887504][ T10] __do_softirq+0x1b5/0x7f6 [ 4011.887504][ T10] [ 4011.890149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.890149][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4011.890149][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4011.890149][ T10] fib6_nh_init+0xa22/0x1580 [ 4011.890149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.890149][ T10] ip6_route_add+0x1c/0x140 [ 4011.890149][ T10] inet6_rtm_newroute+0x104/0x110 [ 4011.890149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.890149][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.890149][ T10] netlink_unicast+0x449/0x710 [ 4011.890149][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.890149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.890149][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.890149][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.890149][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.890149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.890149][ T10] [ 4011.893199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.893199][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.893199][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.893199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.893199][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4011.893199][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4011.893199][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4011.893199][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4011.893199][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4011.893199][ T10] addrconf_dad_begin+0x310/0x670 [ 4011.893199][ T10] addrconf_dad_work+0x10b/0xab0 [ 4011.893199][ T10] process_one_work+0x84d/0x18a0 [ 4011.893199][ T10] worker_thread+0x587/0xd30 [ 4011.893199][ T10] kthread+0x28a/0x350 [ 4011.893199][ T10] ret_from_fork+0x31/0x70 [ 4011.893199][ T10] ret_from_fork_asm+0x1a/0x30 [ 4011.893199][ T10] [ 4011.896283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.896283][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.896283][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.896283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.896283][ T10] ip6_route_add+0x1c/0x140 [ 4011.896283][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4011.896283][ T10] inet6_addr_add+0x4f8/0xa40 [ 4011.896283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.896283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.896283][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.896283][ T10] netlink_unicast+0x449/0x710 [ 4011.896283][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.896283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.896283][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.896283][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.896283][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.896283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.896283][ T10] [ 4011.899516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.899516][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.899516][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.899516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.899516][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4011.899516][ T10] ipv6_add_addr+0x411/0x2000 [ 4011.899516][ T10] inet6_addr_add+0x30e/0xa40 [ 4011.899516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.899516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.899516][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.899516][ T10] netlink_unicast+0x449/0x710 [ 4011.899516][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.899516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.899516][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.899516][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.899516][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.899516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.899516][ T10] [ 4011.902745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.902745][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.902745][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.902745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.902745][ T10] ip6_route_add+0x1c/0x140 [ 4011.902745][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4011.902745][ T10] addrconf_add_dev+0xe2/0x170 [ 4011.902745][ T10] inet6_addr_add+0x12f/0xa40 [ 4011.902745][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.902745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.902745][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.902745][ T10] netlink_unicast+0x449/0x710 [ 4011.902745][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.902745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.902745][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.902745][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.902745][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.902745][ T10] [ 4011.906133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.906133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4011.906133][ T10] ipv6_find_idev+0x102/0x170 [ 4011.906133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.906133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.906133][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.906133][ T10] netlink_unicast+0x449/0x710 [ 4011.906133][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.906133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.906133][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.906133][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.906133][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.906133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.906133][ T10] [ 4011.908997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4011.908997][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4011.908997][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4011.908997][ T10] ipv6_find_idev+0x102/0x170 [ 4011.908997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.908997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.908997][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.908997][ T10] netlink_unicast+0x449/0x710 [ 4011.908997][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.908997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.908997][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.908997][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.908997][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.908997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.908997][ T10] [ 4011.912072][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4011.912566][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4011.912566][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.912566][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.912566][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.912566][ T10] ip6_route_add+0x1c/0x140 [ 4011.912566][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4011.912566][ T10] inet6_addr_add+0x4f8/0xa40 [ 4011.912566][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.912566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.912566][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.912566][ T10] netlink_unicast+0x449/0x710 [ 4011.912566][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.912566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.912566][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.912566][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.912566][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.912566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.912566][ T10] [ 4011.916258][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4011.916258][ T10] netdev_get_by_index+0x5e/0x80 [ 4011.916258][ T10] fib6_nh_init+0x3d8/0x1580 [ 4011.916258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4011.916258][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4011.916258][ T10] ipv6_add_addr+0x411/0x2000 [ 4011.916258][ T10] inet6_addr_add+0x30e/0xa40 [ 4011.916258][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4011.916258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.916258][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.916258][ T10] netlink_unicast+0x449/0x710 [ 4011.916258][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.916258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.916258][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.916258][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.916258][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.916258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.916258][ T10] [ 4011.919803][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4011.919803][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4011.919803][ T10] ipv6_find_idev+0x102/0x170 [ 4011.919803][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.919803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.919803][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.919803][ T10] netlink_unicast+0x449/0x710 [ 4011.919803][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.919803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.919803][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.919803][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.919803][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.919803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.919803][ T10] [ 4011.922627][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4011.922627][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4011.922627][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4011.922627][ T10] ipv6_find_idev+0x102/0x170 [ 4011.922627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4011.922627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4011.922627][ T10] netlink_rcv_skb+0x130/0x360 [ 4011.922627][ T10] netlink_unicast+0x449/0x710 [ 4011.922627][ T10] netlink_sendmsg+0x723/0xbe0 [ 4011.922627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4011.922627][ T10] ___sys_sendmsg+0xee/0x170 [ 4011.922627][ T10] __sys_sendmsg+0xcd/0x170 [ 4011.922627][ T10] do_syscall_64+0xc6/0x1e0 [ 4011.922627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4011.922627][ T10] [ 4022.094927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4022.095408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.095408][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4022.095408][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4022.095408][ T10] fib6_nh_init+0xa22/0x1580 [ 4022.095408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.095408][ T10] ip6_route_add+0x1c/0x140 [ 4022.095408][ T10] inet6_rtm_newroute+0x104/0x110 [ 4022.095408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.095408][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.095408][ T10] netlink_unicast+0x449/0x710 [ 4022.095408][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.095408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.095408][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.095408][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.095408][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.095408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.095408][ T10] [ 4022.097332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.097332][ T10] dst_init+0x84/0x4a0 [ 4022.097332][ T10] dst_alloc+0x97/0x150 [ 4022.097332][ T10] ip6_dst_alloc+0x23/0x90 [ 4022.097332][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4022.097332][ T10] ip6_pol_route+0x56f/0x840 [ 4022.097332][ T10] fib6_rule_lookup+0x456/0x630 [ 4022.097332][ T10] ip6_route_input+0x59c/0xa50 [ 4022.097332][ T10] ipv6_rcv+0x397/0x810 [ 4022.097332][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4022.097332][ T10] process_backlog+0x101/0x620 [ 4022.097332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4022.097332][ T10] net_rx_action+0x495/0xbe0 [ 4022.097332][ T10] __do_softirq+0x1b5/0x7f6 [ 4022.097332][ T10] [ 4022.098989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.098989][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.098989][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.098989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.098989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4022.098989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4022.098989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4022.098989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4022.098989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4022.098989][ T10] addrconf_dad_begin+0x310/0x670 [ 4022.098989][ T10] addrconf_dad_work+0x10b/0xab0 [ 4022.098989][ T10] process_one_work+0x84d/0x18a0 [ 4022.098989][ T10] worker_thread+0x587/0xd30 [ 4022.098989][ T10] kthread+0x28a/0x350 [ 4022.098989][ T10] ret_from_fork+0x31/0x70 [ 4022.098989][ T10] ret_from_fork_asm+0x1a/0x30 [ 4022.098989][ T10] [ 4022.100902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.100902][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.100902][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.100902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.100902][ T10] ip6_route_add+0x1c/0x140 [ 4022.100902][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4022.100902][ T10] inet6_addr_add+0x4f8/0xa40 [ 4022.100902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.100902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.100902][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.100902][ T10] netlink_unicast+0x449/0x710 [ 4022.100902][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.100902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.100902][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.100902][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.100902][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.100902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.100902][ T10] [ 4022.102903][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.102903][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.102903][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.102903][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.102903][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4022.102903][ T10] ipv6_add_addr+0x411/0x2000 [ 4022.102903][ T10] inet6_addr_add+0x30e/0xa40 [ 4022.102903][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.102903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.102903][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.102903][ T10] netlink_unicast+0x449/0x710 [ 4022.102903][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.102903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.102903][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.102903][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.102903][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.102903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.102903][ T10] [ 4022.105010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.105010][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.105010][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.105010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.105010][ T10] ip6_route_add+0x1c/0x140 [ 4022.105010][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4022.105010][ T10] addrconf_add_dev+0xe2/0x170 [ 4022.105010][ T10] inet6_addr_add+0x12f/0xa40 [ 4022.105010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.105010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.105010][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.105010][ T10] netlink_unicast+0x449/0x710 [ 4022.105010][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.105010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.105010][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.105010][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.105010][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.105010][ T10] [ 4022.108239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.108239][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4022.108239][ T10] ipv6_find_idev+0x102/0x170 [ 4022.108239][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.108239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.108239][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.108239][ T10] netlink_unicast+0x449/0x710 [ 4022.108239][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.108239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.108239][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.108239][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.108239][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.108239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.108239][ T10] [ 4022.110816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4022.110816][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4022.110816][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4022.110816][ T10] ipv6_find_idev+0x102/0x170 [ 4022.110816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.110816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.110816][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.110816][ T10] netlink_unicast+0x449/0x710 [ 4022.110816][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.110816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.110816][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.110816][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.110816][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.110816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.110816][ T10] [ 4022.113603][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4022.114059][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4022.114059][ T10] dst_init+0x84/0x4a0 [ 4022.114059][ T10] dst_alloc+0x97/0x150 [ 4022.114059][ T10] ip6_dst_alloc+0x23/0x90 [ 4022.114059][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4022.114059][ T10] ip6_pol_route+0x56f/0x840 [ 4022.114059][ T10] fib6_rule_lookup+0x456/0x630 [ 4022.114059][ T10] ip6_route_input+0x59c/0xa50 [ 4022.114059][ T10] ipv6_rcv+0x397/0x810 [ 4022.114059][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4022.114059][ T10] process_backlog+0x101/0x620 [ 4022.114059][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4022.114059][ T10] net_rx_action+0x495/0xbe0 [ 4022.114059][ T10] __do_softirq+0x1b5/0x7f6 [ 4022.114059][ T10] [ 4022.116746][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.116746][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4022.116746][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4022.116746][ T10] fib6_nh_init+0xa22/0x1580 [ 4022.116746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.116746][ T10] ip6_route_add+0x1c/0x140 [ 4022.116746][ T10] inet6_rtm_newroute+0x104/0x110 [ 4022.116746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.116746][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.116746][ T10] netlink_unicast+0x449/0x710 [ 4022.116746][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.116746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.116746][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.116746][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.116746][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.116746][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.116746][ T10] [ 4022.119775][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.119775][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.119775][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.119775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.119775][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4022.119775][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4022.119775][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4022.119775][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4022.119775][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4022.119775][ T10] addrconf_dad_begin+0x310/0x670 [ 4022.119775][ T10] addrconf_dad_work+0x10b/0xab0 [ 4022.119775][ T10] process_one_work+0x84d/0x18a0 [ 4022.119775][ T10] worker_thread+0x587/0xd30 [ 4022.119775][ T10] kthread+0x28a/0x350 [ 4022.119775][ T10] ret_from_fork+0x31/0x70 [ 4022.119775][ T10] ret_from_fork_asm+0x1a/0x30 [ 4022.119775][ T10] [ 4022.122910][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.122910][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.122910][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.122910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.122910][ T10] ip6_route_add+0x1c/0x140 [ 4022.122910][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4022.122910][ T10] inet6_addr_add+0x4f8/0xa40 [ 4022.122910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.122910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.122910][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.122910][ T10] netlink_unicast+0x449/0x710 [ 4022.122910][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.122910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.122910][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.122910][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.122910][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.122910][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.122910][ T10] [ 4022.126141][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.126141][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.126141][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.126141][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.126141][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4022.126141][ T10] ipv6_add_addr+0x411/0x2000 [ 4022.126141][ T10] inet6_addr_add+0x30e/0xa40 [ 4022.126141][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.126141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.126141][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.126141][ T10] netlink_unicast+0x449/0x710 [ 4022.126141][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.126141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.126141][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.126141][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.126141][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.126141][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.126141][ T10] [ 4022.129388][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.129388][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.129388][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.129388][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.129388][ T10] ip6_route_add+0x1c/0x140 [ 4022.129388][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4022.129388][ T10] addrconf_add_dev+0xe2/0x170 [ 4022.129388][ T10] inet6_addr_add+0x12f/0xa40 [ 4022.129388][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.129388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.129388][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.129388][ T10] netlink_unicast+0x449/0x710 [ 4022.129388][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.129388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.129388][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.129388][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.129388][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.129388][ T10] [ 4022.132894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.132894][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4022.132894][ T10] ipv6_find_idev+0x102/0x170 [ 4022.132894][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.132894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.132894][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.132894][ T10] netlink_unicast+0x449/0x710 [ 4022.132894][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.132894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.132894][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.132894][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.132894][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.132894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.132894][ T10] [ 4022.135758][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4022.135758][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4022.135758][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4022.135758][ T10] ipv6_find_idev+0x102/0x170 [ 4022.135758][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.135758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.135758][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.135758][ T10] netlink_unicast+0x449/0x710 [ 4022.135758][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.135758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.135758][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.135758][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.135758][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.135758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.135758][ T10] [ 4022.138857][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4022.139232][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4022.139232][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.139232][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.139232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.139232][ T10] ip6_route_add+0x1c/0x140 [ 4022.139232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4022.139232][ T10] inet6_addr_add+0x4f8/0xa40 [ 4022.139232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.139232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.139232][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.139232][ T10] netlink_unicast+0x449/0x710 [ 4022.139232][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.139232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.139232][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.139232][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.139232][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.139232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.139232][ T10] [ 4022.142786][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4022.142786][ T10] netdev_get_by_index+0x5e/0x80 [ 4022.142786][ T10] fib6_nh_init+0x3d8/0x1580 [ 4022.142786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4022.142786][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4022.142786][ T10] ipv6_add_addr+0x411/0x2000 [ 4022.142786][ T10] inet6_addr_add+0x30e/0xa40 [ 4022.142786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4022.142786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.142786][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.142786][ T10] netlink_unicast+0x449/0x710 [ 4022.142786][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.142786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.142786][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.142786][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.142786][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.142786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.142786][ T10] [ 4022.146375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4022.146375][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4022.146375][ T10] ipv6_find_idev+0x102/0x170 [ 4022.146375][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.146375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.146375][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.146375][ T10] netlink_unicast+0x449/0x710 [ 4022.146375][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.146375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.146375][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.146375][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.146375][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.146375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.146375][ T10] [ 4022.149281][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4022.149281][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4022.149281][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4022.149281][ T10] ipv6_find_idev+0x102/0x170 [ 4022.149281][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4022.149281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4022.149281][ T10] netlink_rcv_skb+0x130/0x360 [ 4022.149281][ T10] netlink_unicast+0x449/0x710 [ 4022.149281][ T10] netlink_sendmsg+0x723/0xbe0 [ 4022.149281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4022.149281][ T10] ___sys_sendmsg+0xee/0x170 [ 4022.149281][ T10] __sys_sendmsg+0xcd/0x170 [ 4022.149281][ T10] do_syscall_64+0xc6/0x1e0 [ 4022.149281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4022.149281][ T10] [ 4032.382934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4032.383404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.383404][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4032.383404][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4032.383404][ T10] fib6_nh_init+0xa22/0x1580 [ 4032.383404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.383404][ T10] ip6_route_add+0x1c/0x140 [ 4032.383404][ T10] inet6_rtm_newroute+0x104/0x110 [ 4032.383404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.383404][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.383404][ T10] netlink_unicast+0x449/0x710 [ 4032.383404][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.383404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.383404][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.383404][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.383404][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.383404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.383404][ T10] [ 4032.385328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.385328][ T10] dst_init+0x84/0x4a0 [ 4032.385328][ T10] dst_alloc+0x97/0x150 [ 4032.385328][ T10] ip6_dst_alloc+0x23/0x90 [ 4032.385328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4032.385328][ T10] ip6_pol_route+0x56f/0x840 [ 4032.385328][ T10] fib6_rule_lookup+0x456/0x630 [ 4032.385328][ T10] ip6_route_input+0x59c/0xa50 [ 4032.385328][ T10] ipv6_rcv+0x397/0x810 [ 4032.385328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4032.385328][ T10] process_backlog+0x101/0x620 [ 4032.385328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4032.385328][ T10] net_rx_action+0x495/0xbe0 [ 4032.385328][ T10] __do_softirq+0x1b5/0x7f6 [ 4032.385328][ T10] [ 4032.387021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.387021][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.387021][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.387021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.387021][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4032.387021][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4032.387021][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4032.387021][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4032.387021][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4032.387021][ T10] addrconf_dad_begin+0x310/0x670 [ 4032.387021][ T10] addrconf_dad_work+0x10b/0xab0 [ 4032.387021][ T10] process_one_work+0x84d/0x18a0 [ 4032.387021][ T10] worker_thread+0x587/0xd30 [ 4032.387021][ T10] kthread+0x28a/0x350 [ 4032.387021][ T10] ret_from_fork+0x31/0x70 [ 4032.387021][ T10] ret_from_fork_asm+0x1a/0x30 [ 4032.387021][ T10] [ 4032.388938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.388938][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.388938][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.388938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.388938][ T10] ip6_route_add+0x1c/0x140 [ 4032.388938][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4032.388938][ T10] inet6_addr_add+0x4f8/0xa40 [ 4032.388938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.388938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.388938][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.388938][ T10] netlink_unicast+0x449/0x710 [ 4032.388938][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.388938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.388938][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.388938][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.388938][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.388938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.388938][ T10] [ 4032.390937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.390937][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.390937][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.390937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.390937][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4032.390937][ T10] ipv6_add_addr+0x411/0x2000 [ 4032.390937][ T10] inet6_addr_add+0x30e/0xa40 [ 4032.390937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.390937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.390937][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.390937][ T10] netlink_unicast+0x449/0x710 [ 4032.390937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.390937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.390937][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.390937][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.390937][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.390937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.390937][ T10] [ 4032.392949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.392949][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.392949][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.392949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.392949][ T10] ip6_route_add+0x1c/0x140 [ 4032.392949][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4032.392949][ T10] addrconf_add_dev+0xe2/0x170 [ 4032.392949][ T10] inet6_addr_add+0x12f/0xa40 [ 4032.392949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.392949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.392949][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.392949][ T10] netlink_unicast+0x449/0x710 [ 4032.392949][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.392949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.392949][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.392949][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.392949][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.392949][ T10] [ 4032.394940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.394940][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4032.394940][ T10] ipv6_find_idev+0x102/0x170 [ 4032.394940][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.394940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.394940][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.394940][ T10] netlink_unicast+0x449/0x710 [ 4032.394940][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.394940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.394940][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.394940][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.394940][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.394940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.394940][ T10] [ 4032.396501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4032.396501][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4032.396501][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4032.396501][ T10] ipv6_find_idev+0x102/0x170 [ 4032.396501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.396501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.396501][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.396501][ T10] netlink_unicast+0x449/0x710 [ 4032.396501][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.396501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.396501][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.396501][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.396501][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.396501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.396501][ T10] [ 4032.398206][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4032.398484][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4032.398484][ T10] dst_init+0x84/0x4a0 [ 4032.398484][ T10] dst_alloc+0x97/0x150 [ 4032.398484][ T10] ip6_dst_alloc+0x23/0x90 [ 4032.398484][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4032.398484][ T10] ip6_pol_route+0x56f/0x840 [ 4032.398484][ T10] fib6_rule_lookup+0x456/0x630 [ 4032.398484][ T10] ip6_route_input+0x59c/0xa50 [ 4032.398484][ T10] ipv6_rcv+0x397/0x810 [ 4032.398484][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4032.398484][ T10] process_backlog+0x101/0x620 [ 4032.398484][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4032.398484][ T10] net_rx_action+0x495/0xbe0 [ 4032.398484][ T10] __do_softirq+0x1b5/0x7f6 [ 4032.398484][ T10] [ 4032.400143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.400143][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4032.400143][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4032.400143][ T10] fib6_nh_init+0xa22/0x1580 [ 4032.400143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.400143][ T10] ip6_route_add+0x1c/0x140 [ 4032.400143][ T10] inet6_rtm_newroute+0x104/0x110 [ 4032.400143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.400143][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.400143][ T10] netlink_unicast+0x449/0x710 [ 4032.400143][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.400143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.400143][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.400143][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.400143][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.400143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.400143][ T10] [ 4032.402034][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.402034][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.402034][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.402034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.402034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4032.402034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4032.402034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4032.402034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4032.402034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4032.402034][ T10] addrconf_dad_begin+0x310/0x670 [ 4032.402034][ T10] addrconf_dad_work+0x10b/0xab0 [ 4032.402034][ T10] process_one_work+0x84d/0x18a0 [ 4032.402034][ T10] worker_thread+0x587/0xd30 [ 4032.402034][ T10] kthread+0x28a/0x350 [ 4032.402034][ T10] ret_from_fork+0x31/0x70 [ 4032.402034][ T10] ret_from_fork_asm+0x1a/0x30 [ 4032.402034][ T10] [ 4032.403951][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.403951][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.403951][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.403951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.403951][ T10] ip6_route_add+0x1c/0x140 [ 4032.403951][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4032.403951][ T10] inet6_addr_add+0x4f8/0xa40 [ 4032.403951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.403951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.403951][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.403951][ T10] netlink_unicast+0x449/0x710 [ 4032.403951][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.403951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.403951][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.403951][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.403951][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.403951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.403951][ T10] [ 4032.405959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.405959][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.405959][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.405959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.405959][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4032.405959][ T10] ipv6_add_addr+0x411/0x2000 [ 4032.405959][ T10] inet6_addr_add+0x30e/0xa40 [ 4032.405959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.405959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.405959][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.405959][ T10] netlink_unicast+0x449/0x710 [ 4032.405959][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.405959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.405959][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.405959][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.405959][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.405959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.405959][ T10] [ 4032.407982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.407982][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.407982][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.407982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.407982][ T10] ip6_route_add+0x1c/0x140 [ 4032.407982][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4032.407982][ T10] addrconf_add_dev+0xe2/0x170 [ 4032.407982][ T10] inet6_addr_add+0x12f/0xa40 [ 4032.407982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.407982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.407982][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.407982][ T10] netlink_unicast+0x449/0x710 [ 4032.407982][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.407982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.407982][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.407982][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.407982][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.407982][ T10] [ 4032.410141][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.410141][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4032.410141][ T10] ipv6_find_idev+0x102/0x170 [ 4032.410141][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.410141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.410141][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.410141][ T10] netlink_unicast+0x449/0x710 [ 4032.410141][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.410141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.410141][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.410141][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.410141][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.410141][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.410141][ T10] [ 4032.411953][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4032.411953][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4032.411953][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4032.411953][ T10] ipv6_find_idev+0x102/0x170 [ 4032.411953][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.411953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.411953][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.411953][ T10] netlink_unicast+0x449/0x710 [ 4032.411953][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.411953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.411953][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.411953][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.411953][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.411953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.411953][ T10] [ 4032.413899][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4032.414144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4032.414144][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.414144][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.414144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.414144][ T10] ip6_route_add+0x1c/0x140 [ 4032.414144][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4032.414144][ T10] inet6_addr_add+0x4f8/0xa40 [ 4032.414144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.414144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.414144][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.414144][ T10] netlink_unicast+0x449/0x710 [ 4032.414144][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.414144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.414144][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.414144][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.414144][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.414144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.414144][ T10] [ 4032.416402][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4032.416402][ T10] netdev_get_by_index+0x5e/0x80 [ 4032.416402][ T10] fib6_nh_init+0x3d8/0x1580 [ 4032.416402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4032.416402][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4032.416402][ T10] ipv6_add_addr+0x411/0x2000 [ 4032.416402][ T10] inet6_addr_add+0x30e/0xa40 [ 4032.416402][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4032.416402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.416402][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.416402][ T10] netlink_unicast+0x449/0x710 [ 4032.416402][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.416402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.416402][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.416402][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.416402][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.416402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.416402][ T10] [ 4032.418598][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4032.418598][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4032.418598][ T10] ipv6_find_idev+0x102/0x170 [ 4032.418598][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.418598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.418598][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.418598][ T10] netlink_unicast+0x449/0x710 [ 4032.418598][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.418598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.418598][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.418598][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.418598][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.418598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.418598][ T10] [ 4032.420317][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4032.420317][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4032.420317][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4032.420317][ T10] ipv6_find_idev+0x102/0x170 [ 4032.420317][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4032.420317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4032.420317][ T10] netlink_rcv_skb+0x130/0x360 [ 4032.420317][ T10] netlink_unicast+0x449/0x710 [ 4032.420317][ T10] netlink_sendmsg+0x723/0xbe0 [ 4032.420317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4032.420317][ T10] ___sys_sendmsg+0xee/0x170 [ 4032.420317][ T10] __sys_sendmsg+0xcd/0x170 [ 4032.420317][ T10] do_syscall_64+0xc6/0x1e0 [ 4032.420317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4032.420317][ T10] [ 4042.670999][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4042.671517][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.671517][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4042.671517][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4042.671517][ T10] fib6_nh_init+0xa22/0x1580 [ 4042.671517][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.671517][ T10] ip6_route_add+0x1c/0x140 [ 4042.671517][ T10] inet6_rtm_newroute+0x104/0x110 [ 4042.671517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.671517][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.671517][ T10] netlink_unicast+0x449/0x710 [ 4042.671517][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.671517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.671517][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.671517][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.671517][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.671517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.671517][ T10] [ 4042.673504][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.673504][ T10] dst_init+0x84/0x4a0 [ 4042.673504][ T10] dst_alloc+0x97/0x150 [ 4042.673504][ T10] ip6_dst_alloc+0x23/0x90 [ 4042.673504][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4042.673504][ T10] ip6_pol_route+0x56f/0x840 [ 4042.673504][ T10] fib6_rule_lookup+0x456/0x630 [ 4042.673504][ T10] ip6_route_input+0x59c/0xa50 [ 4042.673504][ T10] ipv6_rcv+0x397/0x810 [ 4042.673504][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4042.673504][ T10] process_backlog+0x101/0x620 [ 4042.673504][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4042.673504][ T10] net_rx_action+0x495/0xbe0 [ 4042.673504][ T10] __do_softirq+0x1b5/0x7f6 [ 4042.673504][ T10] [ 4042.675245][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.675245][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.675245][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.675245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.675245][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4042.675245][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4042.675245][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4042.675245][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4042.675245][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4042.675245][ T10] addrconf_dad_begin+0x310/0x670 [ 4042.675245][ T10] addrconf_dad_work+0x10b/0xab0 [ 4042.675245][ T10] process_one_work+0x84d/0x18a0 [ 4042.675245][ T10] worker_thread+0x587/0xd30 [ 4042.675245][ T10] kthread+0x28a/0x350 [ 4042.675245][ T10] ret_from_fork+0x31/0x70 [ 4042.675245][ T10] ret_from_fork_asm+0x1a/0x30 [ 4042.675245][ T10] [ 4042.677183][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.677183][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.677183][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.677183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.677183][ T10] ip6_route_add+0x1c/0x140 [ 4042.677183][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4042.677183][ T10] inet6_addr_add+0x4f8/0xa40 [ 4042.677183][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.677183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.677183][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.677183][ T10] netlink_unicast+0x449/0x710 [ 4042.677183][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.677183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.677183][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.677183][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.677183][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.677183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.677183][ T10] [ 4042.679192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.679192][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.679192][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.679192][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.679192][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4042.679192][ T10] ipv6_add_addr+0x411/0x2000 [ 4042.679192][ T10] inet6_addr_add+0x30e/0xa40 [ 4042.679192][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.679192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.679192][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.679192][ T10] netlink_unicast+0x449/0x710 [ 4042.679192][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.679192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.679192][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.679192][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.679192][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.679192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.679192][ T10] [ 4042.681355][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.681355][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.681355][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.681355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.681355][ T10] ip6_route_add+0x1c/0x140 [ 4042.681355][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4042.681355][ T10] addrconf_add_dev+0xe2/0x170 [ 4042.681355][ T10] inet6_addr_add+0x12f/0xa40 [ 4042.681355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.681355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.681355][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.681355][ T10] netlink_unicast+0x449/0x710 [ 4042.681355][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.681355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.681355][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.681355][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.681355][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.681355][ T10] [ 4042.683424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.683424][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4042.683424][ T10] ipv6_find_idev+0x102/0x170 [ 4042.683424][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.683424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.683424][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.683424][ T10] netlink_unicast+0x449/0x710 [ 4042.683424][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.683424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.683424][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.683424][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.683424][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.683424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.683424][ T10] [ 4042.685104][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4042.685104][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4042.685104][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4042.685104][ T10] ipv6_find_idev+0x102/0x170 [ 4042.685104][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.685104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.685104][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.685104][ T10] netlink_unicast+0x449/0x710 [ 4042.685104][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.685104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.685104][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.685104][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.685104][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.685104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.685104][ T10] [ 4042.686934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4042.687233][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4042.687233][ T10] dst_init+0x84/0x4a0 [ 4042.687233][ T10] dst_alloc+0x97/0x150 [ 4042.687233][ T10] ip6_dst_alloc+0x23/0x90 [ 4042.687233][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4042.687233][ T10] ip6_pol_route+0x56f/0x840 [ 4042.687233][ T10] fib6_rule_lookup+0x456/0x630 [ 4042.687233][ T10] ip6_route_input+0x59c/0xa50 [ 4042.687233][ T10] ipv6_rcv+0x397/0x810 [ 4042.687233][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4042.687233][ T10] process_backlog+0x101/0x620 [ 4042.687233][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4042.687233][ T10] net_rx_action+0x495/0xbe0 [ 4042.687233][ T10] __do_softirq+0x1b5/0x7f6 [ 4042.687233][ T10] [ 4042.689011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.689011][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4042.689011][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4042.689011][ T10] fib6_nh_init+0xa22/0x1580 [ 4042.689011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.689011][ T10] ip6_route_add+0x1c/0x140 [ 4042.689011][ T10] inet6_rtm_newroute+0x104/0x110 [ 4042.689011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.689011][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.689011][ T10] netlink_unicast+0x449/0x710 [ 4042.689011][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.689011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.689011][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.689011][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.689011][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.689011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.689011][ T10] [ 4042.690960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.690960][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.690960][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.690960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.690960][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4042.690960][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4042.690960][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4042.690960][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4042.690960][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4042.690960][ T10] addrconf_dad_begin+0x310/0x670 [ 4042.690960][ T10] addrconf_dad_work+0x10b/0xab0 [ 4042.690960][ T10] process_one_work+0x84d/0x18a0 [ 4042.690960][ T10] worker_thread+0x587/0xd30 [ 4042.690960][ T10] kthread+0x28a/0x350 [ 4042.690960][ T10] ret_from_fork+0x31/0x70 [ 4042.690960][ T10] ret_from_fork_asm+0x1a/0x30 [ 4042.690960][ T10] [ 4042.693027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.693027][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.693027][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.693027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.693027][ T10] ip6_route_add+0x1c/0x140 [ 4042.693027][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4042.693027][ T10] inet6_addr_add+0x4f8/0xa40 [ 4042.693027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.693027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.693027][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.693027][ T10] netlink_unicast+0x449/0x710 [ 4042.693027][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.693027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.693027][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.693027][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.693027][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.693027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.693027][ T10] [ 4042.695133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.695133][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.695133][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.695133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.695133][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4042.695133][ T10] ipv6_add_addr+0x411/0x2000 [ 4042.695133][ T10] inet6_addr_add+0x30e/0xa40 [ 4042.695133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.695133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.695133][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.695133][ T10] netlink_unicast+0x449/0x710 [ 4042.695133][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.695133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.695133][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.695133][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.695133][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.695133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.695133][ T10] [ 4042.697271][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.697271][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.697271][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.697271][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.697271][ T10] ip6_route_add+0x1c/0x140 [ 4042.697271][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4042.697271][ T10] addrconf_add_dev+0xe2/0x170 [ 4042.697271][ T10] inet6_addr_add+0x12f/0xa40 [ 4042.697271][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.697271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.697271][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.697271][ T10] netlink_unicast+0x449/0x710 [ 4042.697271][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.697271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.697271][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.697271][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.697271][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.697271][ T10] [ 4042.699417][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.699417][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4042.699417][ T10] ipv6_find_idev+0x102/0x170 [ 4042.699417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.699417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.699417][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.699417][ T10] netlink_unicast+0x449/0x710 [ 4042.699417][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.699417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.699417][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.699417][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.699417][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.699417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.699417][ T10] [ 4042.701208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4042.701208][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4042.701208][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4042.701208][ T10] ipv6_find_idev+0x102/0x170 [ 4042.701208][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.701208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.701208][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.701208][ T10] netlink_unicast+0x449/0x710 [ 4042.701208][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.701208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.701208][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.701208][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.701208][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.701208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.701208][ T10] [ 4042.703231][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4042.703479][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4042.703479][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.703479][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.703479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.703479][ T10] ip6_route_add+0x1c/0x140 [ 4042.703479][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4042.703479][ T10] inet6_addr_add+0x4f8/0xa40 [ 4042.703479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.703479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.703479][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.703479][ T10] netlink_unicast+0x449/0x710 [ 4042.703479][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.703479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.703479][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.703479][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.703479][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.703479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.703479][ T10] [ 4042.705911][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4042.705911][ T10] netdev_get_by_index+0x5e/0x80 [ 4042.705911][ T10] fib6_nh_init+0x3d8/0x1580 [ 4042.705911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4042.705911][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4042.705911][ T10] ipv6_add_addr+0x411/0x2000 [ 4042.705911][ T10] inet6_addr_add+0x30e/0xa40 [ 4042.705911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4042.705911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.705911][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.705911][ T10] netlink_unicast+0x449/0x710 [ 4042.705911][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.705911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.705911][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.705911][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.705911][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.705911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.705911][ T10] [ 4042.708216][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4042.708216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4042.708216][ T10] ipv6_find_idev+0x102/0x170 [ 4042.708216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.708216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.708216][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.708216][ T10] netlink_unicast+0x449/0x710 [ 4042.708216][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.708216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.708216][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.708216][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.708216][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.708216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.708216][ T10] [ 4042.710082][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4042.710082][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4042.710082][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4042.710082][ T10] ipv6_find_idev+0x102/0x170 [ 4042.710082][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4042.710082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4042.710082][ T10] netlink_rcv_skb+0x130/0x360 [ 4042.710082][ T10] netlink_unicast+0x449/0x710 [ 4042.710082][ T10] netlink_sendmsg+0x723/0xbe0 [ 4042.710082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4042.710082][ T10] ___sys_sendmsg+0xee/0x170 [ 4042.710082][ T10] __sys_sendmsg+0xcd/0x170 [ 4042.710082][ T10] do_syscall_64+0xc6/0x1e0 [ 4042.710082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4042.710082][ T10] [ 4052.958896][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4052.959304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.959304][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4052.959304][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4052.959304][ T10] fib6_nh_init+0xa22/0x1580 [ 4052.959304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.959304][ T10] ip6_route_add+0x1c/0x140 [ 4052.959304][ T10] inet6_rtm_newroute+0x104/0x110 [ 4052.959304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.959304][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.959304][ T10] netlink_unicast+0x449/0x710 [ 4052.959304][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.959304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.959304][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.959304][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.959304][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.959304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.959304][ T10] [ 4052.961300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.961300][ T10] dst_init+0x84/0x4a0 [ 4052.961300][ T10] dst_alloc+0x97/0x150 [ 4052.961300][ T10] ip6_dst_alloc+0x23/0x90 [ 4052.961300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4052.961300][ T10] ip6_pol_route+0x56f/0x840 [ 4052.961300][ T10] fib6_rule_lookup+0x456/0x630 [ 4052.961300][ T10] ip6_route_input+0x59c/0xa50 [ 4052.961300][ T10] ipv6_rcv+0x397/0x810 [ 4052.961300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4052.961300][ T10] process_backlog+0x101/0x620 [ 4052.961300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4052.961300][ T10] net_rx_action+0x495/0xbe0 [ 4052.961300][ T10] __do_softirq+0x1b5/0x7f6 [ 4052.961300][ T10] [ 4052.963075][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.963075][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.963075][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.963075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.963075][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4052.963075][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4052.963075][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4052.963075][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4052.963075][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4052.963075][ T10] addrconf_dad_begin+0x310/0x670 [ 4052.963075][ T10] addrconf_dad_work+0x10b/0xab0 [ 4052.963075][ T10] process_one_work+0x84d/0x18a0 [ 4052.963075][ T10] worker_thread+0x587/0xd30 [ 4052.963075][ T10] kthread+0x28a/0x350 [ 4052.963075][ T10] ret_from_fork+0x31/0x70 [ 4052.963075][ T10] ret_from_fork_asm+0x1a/0x30 [ 4052.963075][ T10] [ 4052.965144][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.965144][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.965144][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.965144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.965144][ T10] ip6_route_add+0x1c/0x140 [ 4052.965144][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4052.965144][ T10] inet6_addr_add+0x4f8/0xa40 [ 4052.965144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.965144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.965144][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.965144][ T10] netlink_unicast+0x449/0x710 [ 4052.965144][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.965144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.965144][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.965144][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.965144][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.965144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.965144][ T10] [ 4052.967225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.967225][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.967225][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.967225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.967225][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4052.967225][ T10] ipv6_add_addr+0x411/0x2000 [ 4052.967225][ T10] inet6_addr_add+0x30e/0xa40 [ 4052.967225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.967225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.967225][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.967225][ T10] netlink_unicast+0x449/0x710 [ 4052.967225][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.967225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.967225][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.967225][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.967225][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.967225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.967225][ T10] [ 4052.969221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.969221][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.969221][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.969221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.969221][ T10] ip6_route_add+0x1c/0x140 [ 4052.969221][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4052.969221][ T10] addrconf_add_dev+0xe2/0x170 [ 4052.969221][ T10] inet6_addr_add+0x12f/0xa40 [ 4052.969221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.969221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.969221][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.969221][ T10] netlink_unicast+0x449/0x710 [ 4052.969221][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.969221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.969221][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.969221][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.969221][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.969221][ T10] [ 4052.971298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.971298][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4052.971298][ T10] ipv6_find_idev+0x102/0x170 [ 4052.971298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.971298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.971298][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.971298][ T10] netlink_unicast+0x449/0x710 [ 4052.971298][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.971298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.971298][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.971298][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.971298][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.971298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.971298][ T10] [ 4052.972942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4052.972942][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4052.972942][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4052.972942][ T10] ipv6_find_idev+0x102/0x170 [ 4052.972942][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.972942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.972942][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.972942][ T10] netlink_unicast+0x449/0x710 [ 4052.972942][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.972942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.972942][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.972942][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.972942][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.972942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.972942][ T10] [ 4052.974762][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4052.975077][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4052.975077][ T10] dst_init+0x84/0x4a0 [ 4052.975077][ T10] dst_alloc+0x97/0x150 [ 4052.975077][ T10] ip6_dst_alloc+0x23/0x90 [ 4052.975077][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4052.975077][ T10] ip6_pol_route+0x56f/0x840 [ 4052.975077][ T10] fib6_rule_lookup+0x456/0x630 [ 4052.975077][ T10] ip6_route_input+0x59c/0xa50 [ 4052.975077][ T10] ipv6_rcv+0x397/0x810 [ 4052.975077][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4052.975077][ T10] process_backlog+0x101/0x620 [ 4052.975077][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4052.975077][ T10] net_rx_action+0x495/0xbe0 [ 4052.975077][ T10] __do_softirq+0x1b5/0x7f6 [ 4052.975077][ T10] [ 4052.976820][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.976820][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4052.976820][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4052.976820][ T10] fib6_nh_init+0xa22/0x1580 [ 4052.976820][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.976820][ T10] ip6_route_add+0x1c/0x140 [ 4052.976820][ T10] inet6_rtm_newroute+0x104/0x110 [ 4052.976820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.976820][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.976820][ T10] netlink_unicast+0x449/0x710 [ 4052.976820][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.976820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.976820][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.976820][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.976820][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.976820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.976820][ T10] [ 4052.978843][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.978843][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.978843][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.978843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.978843][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4052.978843][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4052.978843][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4052.978843][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4052.978843][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4052.978843][ T10] addrconf_dad_begin+0x310/0x670 [ 4052.978843][ T10] addrconf_dad_work+0x10b/0xab0 [ 4052.978843][ T10] process_one_work+0x84d/0x18a0 [ 4052.978843][ T10] worker_thread+0x587/0xd30 [ 4052.978843][ T10] kthread+0x28a/0x350 [ 4052.978843][ T10] ret_from_fork+0x31/0x70 [ 4052.978843][ T10] ret_from_fork_asm+0x1a/0x30 [ 4052.978843][ T10] [ 4052.980898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.980898][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.980898][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.980898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.980898][ T10] ip6_route_add+0x1c/0x140 [ 4052.980898][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4052.980898][ T10] inet6_addr_add+0x4f8/0xa40 [ 4052.980898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.980898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.980898][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.980898][ T10] netlink_unicast+0x449/0x710 [ 4052.980898][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.980898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.980898][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.980898][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.980898][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.980898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.980898][ T10] [ 4052.983067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.983067][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.983067][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.983067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.983067][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4052.983067][ T10] ipv6_add_addr+0x411/0x2000 [ 4052.983067][ T10] inet6_addr_add+0x30e/0xa40 [ 4052.983067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.983067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.983067][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.983067][ T10] netlink_unicast+0x449/0x710 [ 4052.983067][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.983067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.983067][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.983067][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.983067][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.983067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.983067][ T10] [ 4052.985152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.985152][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.985152][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.985152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.985152][ T10] ip6_route_add+0x1c/0x140 [ 4052.985152][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4052.985152][ T10] addrconf_add_dev+0xe2/0x170 [ 4052.985152][ T10] inet6_addr_add+0x12f/0xa40 [ 4052.985152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.985152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.985152][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.985152][ T10] netlink_unicast+0x449/0x710 [ 4052.985152][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.985152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.985152][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.985152][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.985152][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.985152][ T10] [ 4052.987256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.987256][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4052.987256][ T10] ipv6_find_idev+0x102/0x170 [ 4052.987256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.987256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.987256][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.987256][ T10] netlink_unicast+0x449/0x710 [ 4052.987256][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.987256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.987256][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.987256][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.987256][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.987256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.987256][ T10] [ 4052.988903][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4052.988903][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4052.988903][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4052.988903][ T10] ipv6_find_idev+0x102/0x170 [ 4052.988903][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.988903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.988903][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.988903][ T10] netlink_unicast+0x449/0x710 [ 4052.988903][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.988903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.988903][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.988903][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.988903][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.988903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.988903][ T10] [ 4052.990894][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4052.991155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4052.991155][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.991155][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.991155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.991155][ T10] ip6_route_add+0x1c/0x140 [ 4052.991155][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4052.991155][ T10] inet6_addr_add+0x4f8/0xa40 [ 4052.991155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.991155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.991155][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.991155][ T10] netlink_unicast+0x449/0x710 [ 4052.991155][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.991155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.991155][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.991155][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.991155][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.991155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.991155][ T10] [ 4052.993361][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4052.993361][ T10] netdev_get_by_index+0x5e/0x80 [ 4052.993361][ T10] fib6_nh_init+0x3d8/0x1580 [ 4052.993361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4052.993361][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4052.993361][ T10] ipv6_add_addr+0x411/0x2000 [ 4052.993361][ T10] inet6_addr_add+0x30e/0xa40 [ 4052.993361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4052.993361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.993361][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.993361][ T10] netlink_unicast+0x449/0x710 [ 4052.993361][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.993361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.993361][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.993361][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.993361][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.993361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.993361][ T10] [ 4052.995645][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4052.995645][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4052.995645][ T10] ipv6_find_idev+0x102/0x170 [ 4052.995645][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.995645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.995645][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.995645][ T10] netlink_unicast+0x449/0x710 [ 4052.995645][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.995645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.995645][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.995645][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.995645][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.995645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.995645][ T10] [ 4052.997417][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4052.997417][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4052.997417][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4052.997417][ T10] ipv6_find_idev+0x102/0x170 [ 4052.997417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4052.997417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4052.997417][ T10] netlink_rcv_skb+0x130/0x360 [ 4052.997417][ T10] netlink_unicast+0x449/0x710 [ 4052.997417][ T10] netlink_sendmsg+0x723/0xbe0 [ 4052.997417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4052.997417][ T10] ___sys_sendmsg+0xee/0x170 [ 4052.997417][ T10] __sys_sendmsg+0xcd/0x170 [ 4052.997417][ T10] do_syscall_64+0xc6/0x1e0 [ 4052.997417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4052.997417][ T10] [ 4063.254979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4063.255369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.255369][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4063.255369][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4063.255369][ T10] fib6_nh_init+0xa22/0x1580 [ 4063.255369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.255369][ T10] ip6_route_add+0x1c/0x140 [ 4063.255369][ T10] inet6_rtm_newroute+0x104/0x110 [ 4063.255369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.255369][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.255369][ T10] netlink_unicast+0x449/0x710 [ 4063.255369][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.255369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.255369][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.255369][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.255369][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.255369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.255369][ T10] [ 4063.257311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.257311][ T10] dst_init+0x84/0x4a0 [ 4063.257311][ T10] dst_alloc+0x97/0x150 [ 4063.257311][ T10] ip6_dst_alloc+0x23/0x90 [ 4063.257311][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4063.257311][ T10] ip6_pol_route+0x56f/0x840 [ 4063.257311][ T10] fib6_rule_lookup+0x456/0x630 [ 4063.257311][ T10] ip6_route_input+0x59c/0xa50 [ 4063.257311][ T10] ipv6_rcv+0x397/0x810 [ 4063.257311][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4063.257311][ T10] process_backlog+0x101/0x620 [ 4063.257311][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4063.257311][ T10] net_rx_action+0x495/0xbe0 [ 4063.257311][ T10] __do_softirq+0x1b5/0x7f6 [ 4063.257311][ T10] [ 4063.258959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.258959][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.258959][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.258959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.258959][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4063.258959][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4063.258959][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4063.258959][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4063.258959][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4063.258959][ T10] addrconf_dad_begin+0x310/0x670 [ 4063.258959][ T10] addrconf_dad_work+0x10b/0xab0 [ 4063.258959][ T10] process_one_work+0x84d/0x18a0 [ 4063.258959][ T10] worker_thread+0x587/0xd30 [ 4063.258959][ T10] kthread+0x28a/0x350 [ 4063.258959][ T10] ret_from_fork+0x31/0x70 [ 4063.258959][ T10] ret_from_fork_asm+0x1a/0x30 [ 4063.258959][ T10] [ 4063.260880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.260880][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.260880][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.260880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.260880][ T10] ip6_route_add+0x1c/0x140 [ 4063.260880][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4063.260880][ T10] inet6_addr_add+0x4f8/0xa40 [ 4063.260880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.260880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.260880][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.260880][ T10] netlink_unicast+0x449/0x710 [ 4063.260880][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.260880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.260880][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.260880][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.260880][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.260880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.260880][ T10] [ 4063.262897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.262897][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.262897][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.262897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.262897][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4063.262897][ T10] ipv6_add_addr+0x411/0x2000 [ 4063.262897][ T10] inet6_addr_add+0x30e/0xa40 [ 4063.262897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.262897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.262897][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.262897][ T10] netlink_unicast+0x449/0x710 [ 4063.262897][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.262897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.262897][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.262897][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.262897][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.262897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.262897][ T10] [ 4063.265429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.265429][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.265429][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.265429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.265429][ T10] ip6_route_add+0x1c/0x140 [ 4063.265429][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4063.265429][ T10] addrconf_add_dev+0xe2/0x170 [ 4063.265429][ T10] inet6_addr_add+0x12f/0xa40 [ 4063.265429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.265429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.265429][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.265429][ T10] netlink_unicast+0x449/0x710 [ 4063.265429][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.265429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.265429][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.265429][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.265429][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.265429][ T10] [ 4063.267412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.267412][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4063.267412][ T10] ipv6_find_idev+0x102/0x170 [ 4063.267412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.267412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.267412][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.267412][ T10] netlink_unicast+0x449/0x710 [ 4063.267412][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.267412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.267412][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.267412][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.267412][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.267412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.267412][ T10] [ 4063.269073][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4063.269073][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4063.269073][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4063.269073][ T10] ipv6_find_idev+0x102/0x170 [ 4063.269073][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.269073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.269073][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.269073][ T10] netlink_unicast+0x449/0x710 [ 4063.269073][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.269073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.269073][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.269073][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.269073][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.269073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.269073][ T10] [ 4063.270785][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4063.271081][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4063.271081][ T10] dst_init+0x84/0x4a0 [ 4063.271081][ T10] dst_alloc+0x97/0x150 [ 4063.271081][ T10] ip6_dst_alloc+0x23/0x90 [ 4063.271081][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4063.271081][ T10] ip6_pol_route+0x56f/0x840 [ 4063.271081][ T10] fib6_rule_lookup+0x456/0x630 [ 4063.271081][ T10] ip6_route_input+0x59c/0xa50 [ 4063.271081][ T10] ipv6_rcv+0x397/0x810 [ 4063.271081][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4063.271081][ T10] process_backlog+0x101/0x620 [ 4063.271081][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4063.271081][ T10] net_rx_action+0x495/0xbe0 [ 4063.271081][ T10] __do_softirq+0x1b5/0x7f6 [ 4063.271081][ T10] [ 4063.272763][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.272763][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4063.272763][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4063.272763][ T10] fib6_nh_init+0xa22/0x1580 [ 4063.272763][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.272763][ T10] ip6_route_add+0x1c/0x140 [ 4063.272763][ T10] inet6_rtm_newroute+0x104/0x110 [ 4063.272763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.272763][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.272763][ T10] netlink_unicast+0x449/0x710 [ 4063.272763][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.272763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.272763][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.272763][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.272763][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.272763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.272763][ T10] [ 4063.274661][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.274661][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.274661][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.274661][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.274661][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4063.274661][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4063.274661][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4063.274661][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4063.274661][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4063.274661][ T10] addrconf_dad_begin+0x310/0x670 [ 4063.274661][ T10] addrconf_dad_work+0x10b/0xab0 [ 4063.274661][ T10] process_one_work+0x84d/0x18a0 [ 4063.274661][ T10] worker_thread+0x587/0xd30 [ 4063.274661][ T10] kthread+0x28a/0x350 [ 4063.274661][ T10] ret_from_fork+0x31/0x70 [ 4063.274661][ T10] ret_from_fork_asm+0x1a/0x30 [ 4063.274661][ T10] [ 4063.276583][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.276583][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.276583][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.276583][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.276583][ T10] ip6_route_add+0x1c/0x140 [ 4063.276583][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4063.276583][ T10] inet6_addr_add+0x4f8/0xa40 [ 4063.276583][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.276583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.276583][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.276583][ T10] netlink_unicast+0x449/0x710 [ 4063.276583][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.276583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.276583][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.276583][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.276583][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.276583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.276583][ T10] [ 4063.278586][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.278586][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.278586][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.278586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.278586][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4063.278586][ T10] ipv6_add_addr+0x411/0x2000 [ 4063.278586][ T10] inet6_addr_add+0x30e/0xa40 [ 4063.278586][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.278586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.278586][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.278586][ T10] netlink_unicast+0x449/0x710 [ 4063.278586][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.278586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.278586][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.278586][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.278586][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.278586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.278586][ T10] [ 4063.280589][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.280589][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.280589][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.280589][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.280589][ T10] ip6_route_add+0x1c/0x140 [ 4063.280589][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4063.280589][ T10] addrconf_add_dev+0xe2/0x170 [ 4063.280589][ T10] inet6_addr_add+0x12f/0xa40 [ 4063.280589][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.280589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.280589][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.280589][ T10] netlink_unicast+0x449/0x710 [ 4063.280589][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.280589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.280589][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.280589][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.280589][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.280589][ T10] [ 4063.282738][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.282738][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4063.282738][ T10] ipv6_find_idev+0x102/0x170 [ 4063.282738][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.282738][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.282738][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.282738][ T10] netlink_unicast+0x449/0x710 [ 4063.282738][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.282738][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.282738][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.282738][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.282738][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.282738][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.282738][ T10] [ 4063.284521][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4063.284521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4063.284521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4063.284521][ T10] ipv6_find_idev+0x102/0x170 [ 4063.284521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.284521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.284521][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.284521][ T10] netlink_unicast+0x449/0x710 [ 4063.284521][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.284521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.284521][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.284521][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.284521][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.284521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.284521][ T10] [ 4063.286416][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4063.286658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4063.286658][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.286658][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.286658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.286658][ T10] ip6_route_add+0x1c/0x140 [ 4063.286658][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4063.286658][ T10] inet6_addr_add+0x4f8/0xa40 [ 4063.286658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.286658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.286658][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.286658][ T10] netlink_unicast+0x449/0x710 [ 4063.286658][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.286658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.286658][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.286658][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.286658][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.286658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.286658][ T10] [ 4063.289300][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4063.289300][ T10] netdev_get_by_index+0x5e/0x80 [ 4063.289300][ T10] fib6_nh_init+0x3d8/0x1580 [ 4063.289300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4063.289300][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4063.289300][ T10] ipv6_add_addr+0x411/0x2000 [ 4063.289300][ T10] inet6_addr_add+0x30e/0xa40 [ 4063.289300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4063.289300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.289300][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.289300][ T10] netlink_unicast+0x449/0x710 [ 4063.289300][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.289300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.289300][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.289300][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.289300][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.289300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.289300][ T10] [ 4063.291555][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4063.291555][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4063.291555][ T10] ipv6_find_idev+0x102/0x170 [ 4063.291555][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.291555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.291555][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.291555][ T10] netlink_unicast+0x449/0x710 [ 4063.291555][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.291555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.291555][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.291555][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.291555][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.291555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.291555][ T10] [ 4063.293347][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4063.293347][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4063.293347][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4063.293347][ T10] ipv6_find_idev+0x102/0x170 [ 4063.293347][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4063.293347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4063.293347][ T10] netlink_rcv_skb+0x130/0x360 [ 4063.293347][ T10] netlink_unicast+0x449/0x710 [ 4063.293347][ T10] netlink_sendmsg+0x723/0xbe0 [ 4063.293347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4063.293347][ T10] ___sys_sendmsg+0xee/0x170 [ 4063.293347][ T10] __sys_sendmsg+0xcd/0x170 [ 4063.293347][ T10] do_syscall_64+0xc6/0x1e0 [ 4063.293347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4063.293347][ T10] [ 4073.454991][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4073.455422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.455422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4073.455422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4073.455422][ T10] fib6_nh_init+0xa22/0x1580 [ 4073.455422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.455422][ T10] ip6_route_add+0x1c/0x140 [ 4073.455422][ T10] inet6_rtm_newroute+0x104/0x110 [ 4073.455422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.455422][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.455422][ T10] netlink_unicast+0x449/0x710 [ 4073.455422][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.455422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.455422][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.455422][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.455422][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.455422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.455422][ T10] [ 4073.457367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.457367][ T10] dst_init+0x84/0x4a0 [ 4073.457367][ T10] dst_alloc+0x97/0x150 [ 4073.457367][ T10] ip6_dst_alloc+0x23/0x90 [ 4073.457367][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4073.457367][ T10] ip6_pol_route+0x56f/0x840 [ 4073.457367][ T10] fib6_rule_lookup+0x456/0x630 [ 4073.457367][ T10] ip6_route_input+0x59c/0xa50 [ 4073.457367][ T10] ipv6_rcv+0x397/0x810 [ 4073.457367][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4073.457367][ T10] process_backlog+0x101/0x620 [ 4073.457367][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4073.457367][ T10] net_rx_action+0x495/0xbe0 [ 4073.457367][ T10] __do_softirq+0x1b5/0x7f6 [ 4073.457367][ T10] [ 4073.459065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.459065][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.459065][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.459065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.459065][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4073.459065][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4073.459065][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4073.459065][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4073.459065][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4073.459065][ T10] addrconf_dad_begin+0x310/0x670 [ 4073.459065][ T10] addrconf_dad_work+0x10b/0xab0 [ 4073.459065][ T10] process_one_work+0x84d/0x18a0 [ 4073.459065][ T10] worker_thread+0x587/0xd30 [ 4073.459065][ T10] kthread+0x28a/0x350 [ 4073.459065][ T10] ret_from_fork+0x31/0x70 [ 4073.459065][ T10] ret_from_fork_asm+0x1a/0x30 [ 4073.459065][ T10] [ 4073.461009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.461009][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.461009][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.461009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.461009][ T10] ip6_route_add+0x1c/0x140 [ 4073.461009][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4073.461009][ T10] inet6_addr_add+0x4f8/0xa40 [ 4073.461009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.461009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.461009][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.461009][ T10] netlink_unicast+0x449/0x710 [ 4073.461009][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.461009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.461009][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.461009][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.461009][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.461009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.461009][ T10] [ 4073.463039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.463039][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.463039][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.463039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.463039][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4073.463039][ T10] ipv6_add_addr+0x411/0x2000 [ 4073.463039][ T10] inet6_addr_add+0x30e/0xa40 [ 4073.463039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.463039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.463039][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.463039][ T10] netlink_unicast+0x449/0x710 [ 4073.463039][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.463039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.463039][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.463039][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.463039][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.463039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.463039][ T10] [ 4073.465082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.465082][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.465082][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.465082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.465082][ T10] ip6_route_add+0x1c/0x140 [ 4073.465082][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4073.465082][ T10] addrconf_add_dev+0xe2/0x170 [ 4073.465082][ T10] inet6_addr_add+0x12f/0xa40 [ 4073.465082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.465082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.465082][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.465082][ T10] netlink_unicast+0x449/0x710 [ 4073.465082][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.465082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.465082][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.465082][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.465082][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.465082][ T10] [ 4073.467098][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.467098][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4073.467098][ T10] ipv6_find_idev+0x102/0x170 [ 4073.467098][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.467098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.467098][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.467098][ T10] netlink_unicast+0x449/0x710 [ 4073.467098][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.467098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.467098][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.467098][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.467098][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.467098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.467098][ T10] [ 4073.469085][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4073.469085][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4073.469085][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4073.469085][ T10] ipv6_find_idev+0x102/0x170 [ 4073.469085][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.469085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.469085][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.469085][ T10] netlink_unicast+0x449/0x710 [ 4073.469085][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.469085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.469085][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.469085][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.469085][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.469085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.469085][ T10] [ 4073.470836][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4073.471147][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4073.471147][ T10] dst_init+0x84/0x4a0 [ 4073.471147][ T10] dst_alloc+0x97/0x150 [ 4073.471147][ T10] ip6_dst_alloc+0x23/0x90 [ 4073.471147][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4073.471147][ T10] ip6_pol_route+0x56f/0x840 [ 4073.471147][ T10] fib6_rule_lookup+0x456/0x630 [ 4073.471147][ T10] ip6_route_input+0x59c/0xa50 [ 4073.471147][ T10] ipv6_rcv+0x397/0x810 [ 4073.471147][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4073.471147][ T10] process_backlog+0x101/0x620 [ 4073.471147][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4073.471147][ T10] net_rx_action+0x495/0xbe0 [ 4073.471147][ T10] __do_softirq+0x1b5/0x7f6 [ 4073.471147][ T10] [ 4073.472929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.472929][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4073.472929][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4073.472929][ T10] fib6_nh_init+0xa22/0x1580 [ 4073.472929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.472929][ T10] ip6_route_add+0x1c/0x140 [ 4073.472929][ T10] inet6_rtm_newroute+0x104/0x110 [ 4073.472929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.472929][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.472929][ T10] netlink_unicast+0x449/0x710 [ 4073.472929][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.472929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.472929][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.472929][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.472929][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.472929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.472929][ T10] [ 4073.474842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.474842][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.474842][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.474842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.474842][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4073.474842][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4073.474842][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4073.474842][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4073.474842][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4073.474842][ T10] addrconf_dad_begin+0x310/0x670 [ 4073.474842][ T10] addrconf_dad_work+0x10b/0xab0 [ 4073.474842][ T10] process_one_work+0x84d/0x18a0 [ 4073.474842][ T10] worker_thread+0x587/0xd30 [ 4073.474842][ T10] kthread+0x28a/0x350 [ 4073.474842][ T10] ret_from_fork+0x31/0x70 [ 4073.474842][ T10] ret_from_fork_asm+0x1a/0x30 [ 4073.474842][ T10] [ 4073.476809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.476809][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.476809][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.476809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.476809][ T10] ip6_route_add+0x1c/0x140 [ 4073.476809][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4073.476809][ T10] inet6_addr_add+0x4f8/0xa40 [ 4073.476809][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.476809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.476809][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.476809][ T10] netlink_unicast+0x449/0x710 [ 4073.476809][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.476809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.476809][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.476809][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.476809][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.476809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.476809][ T10] [ 4073.478850][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.478850][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.478850][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.478850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.478850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4073.478850][ T10] ipv6_add_addr+0x411/0x2000 [ 4073.478850][ T10] inet6_addr_add+0x30e/0xa40 [ 4073.478850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.478850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.478850][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.478850][ T10] netlink_unicast+0x449/0x710 [ 4073.478850][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.478850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.478850][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.478850][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.478850][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.478850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.478850][ T10] [ 4073.480886][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.480886][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.480886][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.480886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.480886][ T10] ip6_route_add+0x1c/0x140 [ 4073.480886][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4073.480886][ T10] addrconf_add_dev+0xe2/0x170 [ 4073.480886][ T10] inet6_addr_add+0x12f/0xa40 [ 4073.480886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.480886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.480886][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.480886][ T10] netlink_unicast+0x449/0x710 [ 4073.480886][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.480886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.480886][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.480886][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.480886][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.480886][ T10] [ 4073.482997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.482997][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4073.482997][ T10] ipv6_find_idev+0x102/0x170 [ 4073.482997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.482997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.482997][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.482997][ T10] netlink_unicast+0x449/0x710 [ 4073.482997][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.482997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.482997][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.482997][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.482997][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.482997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.482997][ T10] [ 4073.484742][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4073.484742][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4073.484742][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4073.484742][ T10] ipv6_find_idev+0x102/0x170 [ 4073.484742][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.484742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.484742][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.484742][ T10] netlink_unicast+0x449/0x710 [ 4073.484742][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.484742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.484742][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.484742][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.484742][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.484742][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.484742][ T10] [ 4073.486795][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4073.487077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4073.487077][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.487077][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.487077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.487077][ T10] ip6_route_add+0x1c/0x140 [ 4073.487077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4073.487077][ T10] inet6_addr_add+0x4f8/0xa40 [ 4073.487077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.487077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.487077][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.487077][ T10] netlink_unicast+0x449/0x710 [ 4073.487077][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.487077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.487077][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.487077][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.487077][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.487077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.487077][ T10] [ 4073.489370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4073.489370][ T10] netdev_get_by_index+0x5e/0x80 [ 4073.489370][ T10] fib6_nh_init+0x3d8/0x1580 [ 4073.489370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4073.489370][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4073.489370][ T10] ipv6_add_addr+0x411/0x2000 [ 4073.489370][ T10] inet6_addr_add+0x30e/0xa40 [ 4073.489370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4073.489370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.489370][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.489370][ T10] netlink_unicast+0x449/0x710 [ 4073.489370][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.489370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.489370][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.489370][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.489370][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.489370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.489370][ T10] [ 4073.491737][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4073.491737][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4073.491737][ T10] ipv6_find_idev+0x102/0x170 [ 4073.491737][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.491737][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.491737][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.491737][ T10] netlink_unicast+0x449/0x710 [ 4073.491737][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.491737][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.491737][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.491737][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.491737][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.491737][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.491737][ T10] [ 4073.493478][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4073.493478][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4073.493478][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4073.493478][ T10] ipv6_find_idev+0x102/0x170 [ 4073.493478][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4073.493478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4073.493478][ T10] netlink_rcv_skb+0x130/0x360 [ 4073.493478][ T10] netlink_unicast+0x449/0x710 [ 4073.493478][ T10] netlink_sendmsg+0x723/0xbe0 [ 4073.493478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4073.493478][ T10] ___sys_sendmsg+0xee/0x170 [ 4073.493478][ T10] __sys_sendmsg+0xcd/0x170 [ 4073.493478][ T10] do_syscall_64+0xc6/0x1e0 [ 4073.493478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4073.493478][ T10] [ 4083.742938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4083.743420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.743420][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4083.743420][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4083.743420][ T10] fib6_nh_init+0xa22/0x1580 [ 4083.743420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.743420][ T10] ip6_route_add+0x1c/0x140 [ 4083.743420][ T10] inet6_rtm_newroute+0x104/0x110 [ 4083.743420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.743420][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.743420][ T10] netlink_unicast+0x449/0x710 [ 4083.743420][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.743420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.743420][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.743420][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.743420][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.743420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.743420][ T10] [ 4083.745364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.745364][ T10] dst_init+0x84/0x4a0 [ 4083.745364][ T10] dst_alloc+0x97/0x150 [ 4083.745364][ T10] ip6_dst_alloc+0x23/0x90 [ 4083.745364][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4083.745364][ T10] ip6_pol_route+0x56f/0x840 [ 4083.745364][ T10] fib6_rule_lookup+0x456/0x630 [ 4083.745364][ T10] ip6_route_input+0x59c/0xa50 [ 4083.745364][ T10] ipv6_rcv+0x397/0x810 [ 4083.745364][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4083.745364][ T10] process_backlog+0x101/0x620 [ 4083.745364][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4083.745364][ T10] net_rx_action+0x495/0xbe0 [ 4083.745364][ T10] __do_softirq+0x1b5/0x7f6 [ 4083.745364][ T10] [ 4083.747053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.747053][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.747053][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.747053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.747053][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4083.747053][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4083.747053][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4083.747053][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4083.747053][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4083.747053][ T10] addrconf_dad_begin+0x310/0x670 [ 4083.747053][ T10] addrconf_dad_work+0x10b/0xab0 [ 4083.747053][ T10] process_one_work+0x84d/0x18a0 [ 4083.747053][ T10] worker_thread+0x587/0xd30 [ 4083.747053][ T10] kthread+0x28a/0x350 [ 4083.747053][ T10] ret_from_fork+0x31/0x70 [ 4083.747053][ T10] ret_from_fork_asm+0x1a/0x30 [ 4083.747053][ T10] [ 4083.748995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.748995][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.748995][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.748995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.748995][ T10] ip6_route_add+0x1c/0x140 [ 4083.748995][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4083.748995][ T10] inet6_addr_add+0x4f8/0xa40 [ 4083.748995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.748995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.748995][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.748995][ T10] netlink_unicast+0x449/0x710 [ 4083.748995][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.748995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.748995][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.748995][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.748995][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.748995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.748995][ T10] [ 4083.751563][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.751563][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.751563][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.751563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.751563][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4083.751563][ T10] ipv6_add_addr+0x411/0x2000 [ 4083.751563][ T10] inet6_addr_add+0x30e/0xa40 [ 4083.751563][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.751563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.751563][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.751563][ T10] netlink_unicast+0x449/0x710 [ 4083.751563][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.751563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.751563][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.751563][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.751563][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.751563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.751563][ T10] [ 4083.753601][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.753601][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.753601][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.753601][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.753601][ T10] ip6_route_add+0x1c/0x140 [ 4083.753601][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4083.753601][ T10] addrconf_add_dev+0xe2/0x170 [ 4083.753601][ T10] inet6_addr_add+0x12f/0xa40 [ 4083.753601][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.753601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.753601][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.753601][ T10] netlink_unicast+0x449/0x710 [ 4083.753601][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.753601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.753601][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.753601][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.753601][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.753601][ T10] [ 4083.755617][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.755617][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4083.755617][ T10] ipv6_find_idev+0x102/0x170 [ 4083.755617][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.755617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.755617][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.755617][ T10] netlink_unicast+0x449/0x710 [ 4083.755617][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.755617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.755617][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.755617][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.755617][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.755617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.755617][ T10] [ 4083.757199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4083.757199][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4083.757199][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4083.757199][ T10] ipv6_find_idev+0x102/0x170 [ 4083.757199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.757199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.757199][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.757199][ T10] netlink_unicast+0x449/0x710 [ 4083.757199][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.757199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.757199][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.757199][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.757199][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.757199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.757199][ T10] [ 4083.758957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4083.759243][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4083.759243][ T10] dst_init+0x84/0x4a0 [ 4083.759243][ T10] dst_alloc+0x97/0x150 [ 4083.759243][ T10] ip6_dst_alloc+0x23/0x90 [ 4083.759243][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4083.759243][ T10] ip6_pol_route+0x56f/0x840 [ 4083.759243][ T10] fib6_rule_lookup+0x456/0x630 [ 4083.759243][ T10] ip6_route_input+0x59c/0xa50 [ 4083.759243][ T10] ipv6_rcv+0x397/0x810 [ 4083.759243][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4083.759243][ T10] process_backlog+0x101/0x620 [ 4083.759243][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4083.759243][ T10] net_rx_action+0x495/0xbe0 [ 4083.759243][ T10] __do_softirq+0x1b5/0x7f6 [ 4083.759243][ T10] [ 4083.760909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.760909][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4083.760909][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4083.760909][ T10] fib6_nh_init+0xa22/0x1580 [ 4083.760909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.760909][ T10] ip6_route_add+0x1c/0x140 [ 4083.760909][ T10] inet6_rtm_newroute+0x104/0x110 [ 4083.760909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.760909][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.760909][ T10] netlink_unicast+0x449/0x710 [ 4083.760909][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.760909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.760909][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.760909][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.760909][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.760909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.760909][ T10] [ 4083.762832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.762832][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.762832][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.762832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.762832][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4083.762832][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4083.762832][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4083.762832][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4083.762832][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4083.762832][ T10] addrconf_dad_begin+0x310/0x670 [ 4083.762832][ T10] addrconf_dad_work+0x10b/0xab0 [ 4083.762832][ T10] process_one_work+0x84d/0x18a0 [ 4083.762832][ T10] worker_thread+0x587/0xd30 [ 4083.762832][ T10] kthread+0x28a/0x350 [ 4083.762832][ T10] ret_from_fork+0x31/0x70 [ 4083.762832][ T10] ret_from_fork_asm+0x1a/0x30 [ 4083.762832][ T10] [ 4083.765153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.765153][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.765153][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.765153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.765153][ T10] ip6_route_add+0x1c/0x140 [ 4083.765153][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4083.765153][ T10] inet6_addr_add+0x4f8/0xa40 [ 4083.765153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.765153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.765153][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.765153][ T10] netlink_unicast+0x449/0x710 [ 4083.765153][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.765153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.765153][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.765153][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.765153][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.765153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.765153][ T10] [ 4083.767186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.767186][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.767186][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.767186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.767186][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4083.767186][ T10] ipv6_add_addr+0x411/0x2000 [ 4083.767186][ T10] inet6_addr_add+0x30e/0xa40 [ 4083.767186][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.767186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.767186][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.767186][ T10] netlink_unicast+0x449/0x710 [ 4083.767186][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.767186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.767186][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.767186][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.767186][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.767186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.767186][ T10] [ 4083.769222][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.769222][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.769222][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.769222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.769222][ T10] ip6_route_add+0x1c/0x140 [ 4083.769222][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4083.769222][ T10] addrconf_add_dev+0xe2/0x170 [ 4083.769222][ T10] inet6_addr_add+0x12f/0xa40 [ 4083.769222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.769222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.769222][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.769222][ T10] netlink_unicast+0x449/0x710 [ 4083.769222][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.769222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.769222][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.769222][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.769222][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.769222][ T10] [ 4083.771344][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.771344][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4083.771344][ T10] ipv6_find_idev+0x102/0x170 [ 4083.771344][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.771344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.771344][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.771344][ T10] netlink_unicast+0x449/0x710 [ 4083.771344][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.771344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.771344][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.771344][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.771344][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.771344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.771344][ T10] [ 4083.773157][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4083.773157][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4083.773157][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4083.773157][ T10] ipv6_find_idev+0x102/0x170 [ 4083.773157][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.773157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.773157][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.773157][ T10] netlink_unicast+0x449/0x710 [ 4083.773157][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.773157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.773157][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.773157][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.773157][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.773157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.773157][ T10] [ 4083.775124][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4083.775369][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4083.775369][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.775369][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.775369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.775369][ T10] ip6_route_add+0x1c/0x140 [ 4083.775369][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4083.775369][ T10] inet6_addr_add+0x4f8/0xa40 [ 4083.775369][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.775369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.775369][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.775369][ T10] netlink_unicast+0x449/0x710 [ 4083.775369][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.775369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.775369][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.775369][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.775369][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.775369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.775369][ T10] [ 4083.777645][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4083.777645][ T10] netdev_get_by_index+0x5e/0x80 [ 4083.777645][ T10] fib6_nh_init+0x3d8/0x1580 [ 4083.777645][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4083.777645][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4083.777645][ T10] ipv6_add_addr+0x411/0x2000 [ 4083.777645][ T10] inet6_addr_add+0x30e/0xa40 [ 4083.777645][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4083.777645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.777645][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.777645][ T10] netlink_unicast+0x449/0x710 [ 4083.777645][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.777645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.777645][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.777645][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.777645][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.777645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.777645][ T10] [ 4083.779901][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4083.779901][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4083.779901][ T10] ipv6_find_idev+0x102/0x170 [ 4083.779901][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.779901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.779901][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.779901][ T10] netlink_unicast+0x449/0x710 [ 4083.779901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.779901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.779901][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.779901][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.779901][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.779901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.779901][ T10] [ 4083.781710][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4083.781710][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4083.781710][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4083.781710][ T10] ipv6_find_idev+0x102/0x170 [ 4083.781710][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4083.781710][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4083.781710][ T10] netlink_rcv_skb+0x130/0x360 [ 4083.781710][ T10] netlink_unicast+0x449/0x710 [ 4083.781710][ T10] netlink_sendmsg+0x723/0xbe0 [ 4083.781710][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4083.781710][ T10] ___sys_sendmsg+0xee/0x170 [ 4083.781710][ T10] __sys_sendmsg+0xcd/0x170 [ 4083.781710][ T10] do_syscall_64+0xc6/0x1e0 [ 4083.781710][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4083.781710][ T10] [ 4093.790983][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4093.791488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.791488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4093.791488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4093.791488][ T10] fib6_nh_init+0xa22/0x1580 [ 4093.791488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.791488][ T10] ip6_route_add+0x1c/0x140 [ 4093.791488][ T10] inet6_rtm_newroute+0x104/0x110 [ 4093.791488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.791488][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.791488][ T10] netlink_unicast+0x449/0x710 [ 4093.791488][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.791488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.791488][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.791488][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.791488][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.791488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.791488][ T10] [ 4093.793421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.793421][ T10] dst_init+0x84/0x4a0 [ 4093.793421][ T10] dst_alloc+0x97/0x150 [ 4093.793421][ T10] ip6_dst_alloc+0x23/0x90 [ 4093.793421][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4093.793421][ T10] ip6_pol_route+0x56f/0x840 [ 4093.793421][ T10] fib6_rule_lookup+0x456/0x630 [ 4093.793421][ T10] ip6_route_input+0x59c/0xa50 [ 4093.793421][ T10] ipv6_rcv+0x397/0x810 [ 4093.793421][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4093.793421][ T10] process_backlog+0x101/0x620 [ 4093.793421][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4093.793421][ T10] net_rx_action+0x495/0xbe0 [ 4093.793421][ T10] __do_softirq+0x1b5/0x7f6 [ 4093.793421][ T10] [ 4093.795090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.795090][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.795090][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.795090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.795090][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4093.795090][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4093.795090][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4093.795090][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4093.795090][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4093.795090][ T10] addrconf_dad_begin+0x310/0x670 [ 4093.795090][ T10] addrconf_dad_work+0x10b/0xab0 [ 4093.795090][ T10] process_one_work+0x84d/0x18a0 [ 4093.795090][ T10] worker_thread+0x587/0xd30 [ 4093.795090][ T10] kthread+0x28a/0x350 [ 4093.795090][ T10] ret_from_fork+0x31/0x70 [ 4093.795090][ T10] ret_from_fork_asm+0x1a/0x30 [ 4093.795090][ T10] [ 4093.797040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.797040][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.797040][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.797040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.797040][ T10] ip6_route_add+0x1c/0x140 [ 4093.797040][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4093.797040][ T10] inet6_addr_add+0x4f8/0xa40 [ 4093.797040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.797040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.797040][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.797040][ T10] netlink_unicast+0x449/0x710 [ 4093.797040][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.797040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.797040][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.797040][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.797040][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.797040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.797040][ T10] [ 4093.799194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.799194][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.799194][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.799194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.799194][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4093.799194][ T10] ipv6_add_addr+0x411/0x2000 [ 4093.799194][ T10] inet6_addr_add+0x30e/0xa40 [ 4093.799194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.799194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.799194][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.799194][ T10] netlink_unicast+0x449/0x710 [ 4093.799194][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.799194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.799194][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.799194][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.799194][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.799194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.799194][ T10] [ 4093.801221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.801221][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.801221][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.801221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.801221][ T10] ip6_route_add+0x1c/0x140 [ 4093.801221][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4093.801221][ T10] addrconf_add_dev+0xe2/0x170 [ 4093.801221][ T10] inet6_addr_add+0x12f/0xa40 [ 4093.801221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.801221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.801221][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.801221][ T10] netlink_unicast+0x449/0x710 [ 4093.801221][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.801221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.801221][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.801221][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.801221][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.801221][ T10] [ 4093.803215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.803215][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4093.803215][ T10] ipv6_find_idev+0x102/0x170 [ 4093.803215][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.803215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.803215][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.803215][ T10] netlink_unicast+0x449/0x710 [ 4093.803215][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.803215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.803215][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.803215][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.803215][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.803215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.803215][ T10] [ 4093.804772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4093.804772][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4093.804772][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4093.804772][ T10] ipv6_find_idev+0x102/0x170 [ 4093.804772][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.804772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.804772][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.804772][ T10] netlink_unicast+0x449/0x710 [ 4093.804772][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.804772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.804772][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.804772][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.804772][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.804772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.804772][ T10] [ 4093.806509][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4093.806795][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4093.806795][ T10] dst_init+0x84/0x4a0 [ 4093.806795][ T10] dst_alloc+0x97/0x150 [ 4093.806795][ T10] ip6_dst_alloc+0x23/0x90 [ 4093.806795][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4093.806795][ T10] ip6_pol_route+0x56f/0x840 [ 4093.806795][ T10] fib6_rule_lookup+0x456/0x630 [ 4093.806795][ T10] ip6_route_input+0x59c/0xa50 [ 4093.806795][ T10] ipv6_rcv+0x397/0x810 [ 4093.806795][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4093.806795][ T10] process_backlog+0x101/0x620 [ 4093.806795][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4093.806795][ T10] net_rx_action+0x495/0xbe0 [ 4093.806795][ T10] __do_softirq+0x1b5/0x7f6 [ 4093.806795][ T10] [ 4093.808464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.808464][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4093.808464][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4093.808464][ T10] fib6_nh_init+0xa22/0x1580 [ 4093.808464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.808464][ T10] ip6_route_add+0x1c/0x140 [ 4093.808464][ T10] inet6_rtm_newroute+0x104/0x110 [ 4093.808464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.808464][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.808464][ T10] netlink_unicast+0x449/0x710 [ 4093.808464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.808464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.808464][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.808464][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.808464][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.808464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.808464][ T10] [ 4093.810369][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.810369][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.810369][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.810369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.810369][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4093.810369][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4093.810369][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4093.810369][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4093.810369][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4093.810369][ T10] addrconf_dad_begin+0x310/0x670 [ 4093.810369][ T10] addrconf_dad_work+0x10b/0xab0 [ 4093.810369][ T10] process_one_work+0x84d/0x18a0 [ 4093.810369][ T10] worker_thread+0x587/0xd30 [ 4093.810369][ T10] kthread+0x28a/0x350 [ 4093.810369][ T10] ret_from_fork+0x31/0x70 [ 4093.810369][ T10] ret_from_fork_asm+0x1a/0x30 [ 4093.810369][ T10] [ 4093.812313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.812313][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.812313][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.812313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.812313][ T10] ip6_route_add+0x1c/0x140 [ 4093.812313][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4093.812313][ T10] inet6_addr_add+0x4f8/0xa40 [ 4093.812313][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.812313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.812313][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.812313][ T10] netlink_unicast+0x449/0x710 [ 4093.812313][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.812313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.812313][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.812313][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.812313][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.812313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.812313][ T10] [ 4093.814346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.814346][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.814346][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.814346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.814346][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4093.814346][ T10] ipv6_add_addr+0x411/0x2000 [ 4093.814346][ T10] inet6_addr_add+0x30e/0xa40 [ 4093.814346][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.814346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.814346][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.814346][ T10] netlink_unicast+0x449/0x710 [ 4093.814346][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.814346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.814346][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.814346][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.814346][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.814346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.814346][ T10] [ 4093.816401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.816401][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.816401][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.816401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.816401][ T10] ip6_route_add+0x1c/0x140 [ 4093.816401][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4093.816401][ T10] addrconf_add_dev+0xe2/0x170 [ 4093.816401][ T10] inet6_addr_add+0x12f/0xa40 [ 4093.816401][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.816401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.816401][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.816401][ T10] netlink_unicast+0x449/0x710 [ 4093.816401][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.816401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.816401][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.816401][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.816401][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.816401][ T10] [ 4093.818515][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.818515][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4093.818515][ T10] ipv6_find_idev+0x102/0x170 [ 4093.818515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.818515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.818515][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.818515][ T10] netlink_unicast+0x449/0x710 [ 4093.818515][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.818515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.818515][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.818515][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.818515][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.818515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.818515][ T10] [ 4093.820262][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4093.820262][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4093.820262][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4093.820262][ T10] ipv6_find_idev+0x102/0x170 [ 4093.820262][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.820262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.820262][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.820262][ T10] netlink_unicast+0x449/0x710 [ 4093.820262][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.820262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.820262][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.820262][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.820262][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.820262][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.820262][ T10] [ 4093.822290][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4093.822548][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4093.822548][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.822548][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.822548][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.822548][ T10] ip6_route_add+0x1c/0x140 [ 4093.822548][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4093.822548][ T10] inet6_addr_add+0x4f8/0xa40 [ 4093.822548][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.822548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.822548][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.822548][ T10] netlink_unicast+0x449/0x710 [ 4093.822548][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.822548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.822548][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.822548][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.822548][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.822548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.822548][ T10] [ 4093.824836][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4093.824836][ T10] netdev_get_by_index+0x5e/0x80 [ 4093.824836][ T10] fib6_nh_init+0x3d8/0x1580 [ 4093.824836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4093.824836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4093.824836][ T10] ipv6_add_addr+0x411/0x2000 [ 4093.824836][ T10] inet6_addr_add+0x30e/0xa40 [ 4093.824836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4093.824836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.824836][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.824836][ T10] netlink_unicast+0x449/0x710 [ 4093.824836][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.824836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.824836][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.824836][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.824836][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.824836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.824836][ T10] [ 4093.827111][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4093.827111][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4093.827111][ T10] ipv6_find_idev+0x102/0x170 [ 4093.827111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.827111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.827111][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.827111][ T10] netlink_unicast+0x449/0x710 [ 4093.827111][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.827111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.827111][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.827111][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.827111][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.827111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.827111][ T10] [ 4093.828861][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4093.828861][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4093.828861][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4093.828861][ T10] ipv6_find_idev+0x102/0x170 [ 4093.828861][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4093.828861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4093.828861][ T10] netlink_rcv_skb+0x130/0x360 [ 4093.828861][ T10] netlink_unicast+0x449/0x710 [ 4093.828861][ T10] netlink_sendmsg+0x723/0xbe0 [ 4093.828861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4093.828861][ T10] ___sys_sendmsg+0xee/0x170 [ 4093.828861][ T10] __sys_sendmsg+0xcd/0x170 [ 4093.828861][ T10] do_syscall_64+0xc6/0x1e0 [ 4093.828861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4093.828861][ T10] [ 4104.071013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4104.071479][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.071479][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4104.071479][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4104.071479][ T10] fib6_nh_init+0xa22/0x1580 [ 4104.071479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.071479][ T10] ip6_route_add+0x1c/0x140 [ 4104.071479][ T10] inet6_rtm_newroute+0x104/0x110 [ 4104.071479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.071479][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.071479][ T10] netlink_unicast+0x449/0x710 [ 4104.071479][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.071479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.071479][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.071479][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.071479][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.071479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.071479][ T10] [ 4104.073398][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.073398][ T10] dst_init+0x84/0x4a0 [ 4104.073398][ T10] dst_alloc+0x97/0x150 [ 4104.073398][ T10] ip6_dst_alloc+0x23/0x90 [ 4104.073398][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4104.073398][ T10] ip6_pol_route+0x56f/0x840 [ 4104.073398][ T10] fib6_rule_lookup+0x456/0x630 [ 4104.073398][ T10] ip6_route_input+0x59c/0xa50 [ 4104.073398][ T10] ipv6_rcv+0x397/0x810 [ 4104.073398][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4104.073398][ T10] process_backlog+0x101/0x620 [ 4104.073398][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4104.073398][ T10] net_rx_action+0x495/0xbe0 [ 4104.073398][ T10] __do_softirq+0x1b5/0x7f6 [ 4104.073398][ T10] [ 4104.075063][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.075063][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.075063][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.075063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.075063][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4104.075063][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4104.075063][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4104.075063][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4104.075063][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4104.075063][ T10] addrconf_dad_begin+0x310/0x670 [ 4104.075063][ T10] addrconf_dad_work+0x10b/0xab0 [ 4104.075063][ T10] process_one_work+0x84d/0x18a0 [ 4104.075063][ T10] worker_thread+0x587/0xd30 [ 4104.075063][ T10] kthread+0x28a/0x350 [ 4104.075063][ T10] ret_from_fork+0x31/0x70 [ 4104.075063][ T10] ret_from_fork_asm+0x1a/0x30 [ 4104.075063][ T10] [ 4104.077005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.077005][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.077005][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.077005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.077005][ T10] ip6_route_add+0x1c/0x140 [ 4104.077005][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4104.077005][ T10] inet6_addr_add+0x4f8/0xa40 [ 4104.077005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.077005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.077005][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.077005][ T10] netlink_unicast+0x449/0x710 [ 4104.077005][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.077005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.077005][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.077005][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.077005][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.077005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.077005][ T10] [ 4104.079028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.079028][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.079028][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.079028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.079028][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4104.079028][ T10] ipv6_add_addr+0x411/0x2000 [ 4104.079028][ T10] inet6_addr_add+0x30e/0xa40 [ 4104.079028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.079028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.079028][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.079028][ T10] netlink_unicast+0x449/0x710 [ 4104.079028][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.079028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.079028][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.079028][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.079028][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.079028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.079028][ T10] [ 4104.081039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.081039][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.081039][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.081039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.081039][ T10] ip6_route_add+0x1c/0x140 [ 4104.081039][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4104.081039][ T10] addrconf_add_dev+0xe2/0x170 [ 4104.081039][ T10] inet6_addr_add+0x12f/0xa40 [ 4104.081039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.081039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.081039][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.081039][ T10] netlink_unicast+0x449/0x710 [ 4104.081039][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.081039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.081039][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.081039][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.081039][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.081039][ T10] [ 4104.083018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.083018][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4104.083018][ T10] ipv6_find_idev+0x102/0x170 [ 4104.083018][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.083018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.083018][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.083018][ T10] netlink_unicast+0x449/0x710 [ 4104.083018][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.083018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.083018][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.083018][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.083018][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.083018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.083018][ T10] [ 4104.084583][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4104.084583][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4104.084583][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4104.084583][ T10] ipv6_find_idev+0x102/0x170 [ 4104.084583][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.084583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.084583][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.084583][ T10] netlink_unicast+0x449/0x710 [ 4104.084583][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.084583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.084583][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.084583][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.084583][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.084583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.084583][ T10] [ 4104.086301][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4104.086583][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4104.086583][ T10] dst_init+0x84/0x4a0 [ 4104.086583][ T10] dst_alloc+0x97/0x150 [ 4104.086583][ T10] ip6_dst_alloc+0x23/0x90 [ 4104.086583][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4104.086583][ T10] ip6_pol_route+0x56f/0x840 [ 4104.086583][ T10] fib6_rule_lookup+0x456/0x630 [ 4104.086583][ T10] ip6_route_input+0x59c/0xa50 [ 4104.086583][ T10] ipv6_rcv+0x397/0x810 [ 4104.086583][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4104.086583][ T10] process_backlog+0x101/0x620 [ 4104.086583][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4104.086583][ T10] net_rx_action+0x495/0xbe0 [ 4104.086583][ T10] __do_softirq+0x1b5/0x7f6 [ 4104.086583][ T10] [ 4104.088228][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.088228][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4104.088228][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4104.088228][ T10] fib6_nh_init+0xa22/0x1580 [ 4104.088228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.088228][ T10] ip6_route_add+0x1c/0x140 [ 4104.088228][ T10] inet6_rtm_newroute+0x104/0x110 [ 4104.088228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.088228][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.088228][ T10] netlink_unicast+0x449/0x710 [ 4104.088228][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.088228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.088228][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.088228][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.088228][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.088228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.088228][ T10] [ 4104.090123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.090123][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.090123][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.090123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.090123][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4104.090123][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4104.090123][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4104.090123][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4104.090123][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4104.090123][ T10] addrconf_dad_begin+0x310/0x670 [ 4104.090123][ T10] addrconf_dad_work+0x10b/0xab0 [ 4104.090123][ T10] process_one_work+0x84d/0x18a0 [ 4104.090123][ T10] worker_thread+0x587/0xd30 [ 4104.090123][ T10] kthread+0x28a/0x350 [ 4104.090123][ T10] ret_from_fork+0x31/0x70 [ 4104.090123][ T10] ret_from_fork_asm+0x1a/0x30 [ 4104.090123][ T10] [ 4104.092055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.092055][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.092055][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.092055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.092055][ T10] ip6_route_add+0x1c/0x140 [ 4104.092055][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4104.092055][ T10] inet6_addr_add+0x4f8/0xa40 [ 4104.092055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.092055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.092055][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.092055][ T10] netlink_unicast+0x449/0x710 [ 4104.092055][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.092055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.092055][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.092055][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.092055][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.092055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.092055][ T10] [ 4104.094051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.094051][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.094051][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.094051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.094051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4104.094051][ T10] ipv6_add_addr+0x411/0x2000 [ 4104.094051][ T10] inet6_addr_add+0x30e/0xa40 [ 4104.094051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.094051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.094051][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.094051][ T10] netlink_unicast+0x449/0x710 [ 4104.094051][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.094051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.094051][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.094051][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.094051][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.094051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.094051][ T10] [ 4104.096087][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.096087][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.096087][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.096087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.096087][ T10] ip6_route_add+0x1c/0x140 [ 4104.096087][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4104.096087][ T10] addrconf_add_dev+0xe2/0x170 [ 4104.096087][ T10] inet6_addr_add+0x12f/0xa40 [ 4104.096087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.096087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.096087][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.096087][ T10] netlink_unicast+0x449/0x710 [ 4104.096087][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.096087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.096087][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.096087][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.096087][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.096087][ T10] [ 4104.098248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.098248][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4104.098248][ T10] ipv6_find_idev+0x102/0x170 [ 4104.098248][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.098248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.098248][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.098248][ T10] netlink_unicast+0x449/0x710 [ 4104.098248][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.098248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.098248][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.098248][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.098248][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.098248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.098248][ T10] [ 4104.100037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4104.100037][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4104.100037][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4104.100037][ T10] ipv6_find_idev+0x102/0x170 [ 4104.100037][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.100037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.100037][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.100037][ T10] netlink_unicast+0x449/0x710 [ 4104.100037][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.100037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.100037][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.100037][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.100037][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.100037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.100037][ T10] [ 4104.101932][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4104.102177][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4104.102177][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.102177][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.102177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.102177][ T10] ip6_route_add+0x1c/0x140 [ 4104.102177][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4104.102177][ T10] inet6_addr_add+0x4f8/0xa40 [ 4104.102177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.102177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.102177][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.102177][ T10] netlink_unicast+0x449/0x710 [ 4104.102177][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.102177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.102177][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.102177][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.102177][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.102177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.102177][ T10] [ 4104.104523][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4104.104523][ T10] netdev_get_by_index+0x5e/0x80 [ 4104.104523][ T10] fib6_nh_init+0x3d8/0x1580 [ 4104.104523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4104.104523][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4104.104523][ T10] ipv6_add_addr+0x411/0x2000 [ 4104.104523][ T10] inet6_addr_add+0x30e/0xa40 [ 4104.104523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4104.104523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.104523][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.104523][ T10] netlink_unicast+0x449/0x710 [ 4104.104523][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.104523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.104523][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.104523][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.104523][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.104523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.104523][ T10] [ 4104.106745][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4104.106745][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4104.106745][ T10] ipv6_find_idev+0x102/0x170 [ 4104.106745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.106745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.106745][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.106745][ T10] netlink_unicast+0x449/0x710 [ 4104.106745][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.106745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.106745][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.106745][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.106745][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.106745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.106745][ T10] [ 4104.108535][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4104.108535][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4104.108535][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4104.108535][ T10] ipv6_find_idev+0x102/0x170 [ 4104.108535][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4104.108535][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4104.108535][ T10] netlink_rcv_skb+0x130/0x360 [ 4104.108535][ T10] netlink_unicast+0x449/0x710 [ 4104.108535][ T10] netlink_sendmsg+0x723/0xbe0 [ 4104.108535][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4104.108535][ T10] ___sys_sendmsg+0xee/0x170 [ 4104.108535][ T10] __sys_sendmsg+0xcd/0x170 [ 4104.108535][ T10] do_syscall_64+0xc6/0x1e0 [ 4104.108535][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4104.108535][ T10] [ 4114.350930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4114.351419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.351419][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4114.351419][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4114.351419][ T10] fib6_nh_init+0xa22/0x1580 [ 4114.351419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.351419][ T10] ip6_route_add+0x1c/0x140 [ 4114.351419][ T10] inet6_rtm_newroute+0x104/0x110 [ 4114.351419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.351419][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.351419][ T10] netlink_unicast+0x449/0x710 [ 4114.351419][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.351419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.351419][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.351419][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.351419][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.351419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.351419][ T10] [ 4114.354459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.354459][ T10] dst_init+0x84/0x4a0 [ 4114.354459][ T10] dst_alloc+0x97/0x150 [ 4114.354459][ T10] ip6_dst_alloc+0x23/0x90 [ 4114.354459][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4114.354459][ T10] ip6_pol_route+0x56f/0x840 [ 4114.354459][ T10] fib6_rule_lookup+0x456/0x630 [ 4114.354459][ T10] ip6_route_input+0x59c/0xa50 [ 4114.354459][ T10] ipv6_rcv+0x397/0x810 [ 4114.354459][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4114.354459][ T10] process_backlog+0x101/0x620 [ 4114.354459][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4114.354459][ T10] net_rx_action+0x495/0xbe0 [ 4114.354459][ T10] __do_softirq+0x1b5/0x7f6 [ 4114.354459][ T10] [ 4114.357120][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.357120][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.357120][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.357120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.357120][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4114.357120][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4114.357120][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4114.357120][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4114.357120][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4114.357120][ T10] addrconf_dad_begin+0x310/0x670 [ 4114.357120][ T10] addrconf_dad_work+0x10b/0xab0 [ 4114.357120][ T10] process_one_work+0x84d/0x18a0 [ 4114.357120][ T10] worker_thread+0x587/0xd30 [ 4114.357120][ T10] kthread+0x28a/0x350 [ 4114.357120][ T10] ret_from_fork+0x31/0x70 [ 4114.357120][ T10] ret_from_fork_asm+0x1a/0x30 [ 4114.357120][ T10] [ 4114.360209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.360209][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.360209][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.360209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.360209][ T10] ip6_route_add+0x1c/0x140 [ 4114.360209][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4114.360209][ T10] inet6_addr_add+0x4f8/0xa40 [ 4114.360209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.360209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.360209][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.360209][ T10] netlink_unicast+0x449/0x710 [ 4114.360209][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.360209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.360209][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.360209][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.360209][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.360209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.360209][ T10] [ 4114.363421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.363421][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.363421][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.363421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.363421][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4114.363421][ T10] ipv6_add_addr+0x411/0x2000 [ 4114.363421][ T10] inet6_addr_add+0x30e/0xa40 [ 4114.363421][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.363421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.363421][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.363421][ T10] netlink_unicast+0x449/0x710 [ 4114.363421][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.363421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.363421][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.363421][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.363421][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.363421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.363421][ T10] [ 4114.366657][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.366657][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.366657][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.366657][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.366657][ T10] ip6_route_add+0x1c/0x140 [ 4114.366657][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4114.366657][ T10] addrconf_add_dev+0xe2/0x170 [ 4114.366657][ T10] inet6_addr_add+0x12f/0xa40 [ 4114.366657][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.366657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.366657][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.366657][ T10] netlink_unicast+0x449/0x710 [ 4114.366657][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.366657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.366657][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.366657][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.366657][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.366657][ T10] [ 4114.369870][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.369870][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4114.369870][ T10] ipv6_find_idev+0x102/0x170 [ 4114.369870][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.369870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.369870][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.369870][ T10] netlink_unicast+0x449/0x710 [ 4114.369870][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.369870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.369870][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.369870][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.369870][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.369870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.369870][ T10] [ 4114.372352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4114.372352][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4114.372352][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4114.372352][ T10] ipv6_find_idev+0x102/0x170 [ 4114.372352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.372352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.372352][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.372352][ T10] netlink_unicast+0x449/0x710 [ 4114.372352][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.372352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.372352][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.372352][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.372352][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.372352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.372352][ T10] [ 4114.375083][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4114.375513][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4114.375513][ T10] dst_init+0x84/0x4a0 [ 4114.375513][ T10] dst_alloc+0x97/0x150 [ 4114.375513][ T10] ip6_dst_alloc+0x23/0x90 [ 4114.375513][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4114.375513][ T10] ip6_pol_route+0x56f/0x840 [ 4114.375513][ T10] fib6_rule_lookup+0x456/0x630 [ 4114.375513][ T10] ip6_route_input+0x59c/0xa50 [ 4114.375513][ T10] ipv6_rcv+0x397/0x810 [ 4114.375513][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4114.375513][ T10] process_backlog+0x101/0x620 [ 4114.375513][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4114.375513][ T10] net_rx_action+0x495/0xbe0 [ 4114.375513][ T10] __do_softirq+0x1b5/0x7f6 [ 4114.375513][ T10] [ 4114.377329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.377329][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4114.377329][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4114.377329][ T10] fib6_nh_init+0xa22/0x1580 [ 4114.377329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.377329][ T10] ip6_route_add+0x1c/0x140 [ 4114.377329][ T10] inet6_rtm_newroute+0x104/0x110 [ 4114.377329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.377329][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.377329][ T10] netlink_unicast+0x449/0x710 [ 4114.377329][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.377329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.377329][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.377329][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.377329][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.377329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.377329][ T10] [ 4114.379229][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.379229][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.379229][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.379229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.379229][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4114.379229][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4114.379229][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4114.379229][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4114.379229][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4114.379229][ T10] addrconf_dad_begin+0x310/0x670 [ 4114.379229][ T10] addrconf_dad_work+0x10b/0xab0 [ 4114.379229][ T10] process_one_work+0x84d/0x18a0 [ 4114.379229][ T10] worker_thread+0x587/0xd30 [ 4114.379229][ T10] kthread+0x28a/0x350 [ 4114.379229][ T10] ret_from_fork+0x31/0x70 [ 4114.379229][ T10] ret_from_fork_asm+0x1a/0x30 [ 4114.379229][ T10] [ 4114.381149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.381149][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.381149][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.381149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.381149][ T10] ip6_route_add+0x1c/0x140 [ 4114.381149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4114.381149][ T10] inet6_addr_add+0x4f8/0xa40 [ 4114.381149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.381149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.381149][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.381149][ T10] netlink_unicast+0x449/0x710 [ 4114.381149][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.381149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.381149][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.381149][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.381149][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.381149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.381149][ T10] [ 4114.383159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.383159][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.383159][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.383159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.383159][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4114.383159][ T10] ipv6_add_addr+0x411/0x2000 [ 4114.383159][ T10] inet6_addr_add+0x30e/0xa40 [ 4114.383159][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.383159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.383159][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.383159][ T10] netlink_unicast+0x449/0x710 [ 4114.383159][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.383159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.383159][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.383159][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.383159][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.383159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.383159][ T10] [ 4114.385163][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.385163][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.385163][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.385163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.385163][ T10] ip6_route_add+0x1c/0x140 [ 4114.385163][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4114.385163][ T10] addrconf_add_dev+0xe2/0x170 [ 4114.385163][ T10] inet6_addr_add+0x12f/0xa40 [ 4114.385163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.385163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.385163][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.385163][ T10] netlink_unicast+0x449/0x710 [ 4114.385163][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.385163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.385163][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.385163][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.385163][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.385163][ T10] [ 4114.387328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.387328][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4114.387328][ T10] ipv6_find_idev+0x102/0x170 [ 4114.387328][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.387328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.387328][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.387328][ T10] netlink_unicast+0x449/0x710 [ 4114.387328][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.387328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.387328][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.387328][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.387328][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.387328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.387328][ T10] [ 4114.389053][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4114.389053][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4114.389053][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4114.389053][ T10] ipv6_find_idev+0x102/0x170 [ 4114.389053][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.389053][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.389053][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.389053][ T10] netlink_unicast+0x449/0x710 [ 4114.389053][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.389053][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.389053][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.389053][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.389053][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.389053][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.389053][ T10] [ 4114.390987][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4114.391291][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4114.391291][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.391291][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.391291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.391291][ T10] ip6_route_add+0x1c/0x140 [ 4114.391291][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4114.391291][ T10] inet6_addr_add+0x4f8/0xa40 [ 4114.391291][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.391291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.391291][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.391291][ T10] netlink_unicast+0x449/0x710 [ 4114.391291][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.391291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.391291][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.391291][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.391291][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.391291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.391291][ T10] [ 4114.393476][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4114.393476][ T10] netdev_get_by_index+0x5e/0x80 [ 4114.393476][ T10] fib6_nh_init+0x3d8/0x1580 [ 4114.393476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4114.393476][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4114.393476][ T10] ipv6_add_addr+0x411/0x2000 [ 4114.393476][ T10] inet6_addr_add+0x30e/0xa40 [ 4114.393476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4114.393476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.393476][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.393476][ T10] netlink_unicast+0x449/0x710 [ 4114.393476][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.393476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.393476][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.393476][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.393476][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.393476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.393476][ T10] [ 4114.395655][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4114.395655][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4114.395655][ T10] ipv6_find_idev+0x102/0x170 [ 4114.395655][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.395655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.395655][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.395655][ T10] netlink_unicast+0x449/0x710 [ 4114.395655][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.395655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.395655][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.395655][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.395655][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.395655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.395655][ T10] [ 4114.397386][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4114.397386][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4114.397386][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4114.397386][ T10] ipv6_find_idev+0x102/0x170 [ 4114.397386][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4114.397386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4114.397386][ T10] netlink_rcv_skb+0x130/0x360 [ 4114.397386][ T10] netlink_unicast+0x449/0x710 [ 4114.397386][ T10] netlink_sendmsg+0x723/0xbe0 [ 4114.397386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4114.397386][ T10] ___sys_sendmsg+0xee/0x170 [ 4114.397386][ T10] __sys_sendmsg+0xcd/0x170 [ 4114.397386][ T10] do_syscall_64+0xc6/0x1e0 [ 4114.397386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4114.397386][ T10] [ 4124.638963][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4124.639429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.639429][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4124.639429][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4124.639429][ T10] fib6_nh_init+0xa22/0x1580 [ 4124.639429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.639429][ T10] ip6_route_add+0x1c/0x140 [ 4124.639429][ T10] inet6_rtm_newroute+0x104/0x110 [ 4124.639429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.639429][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.639429][ T10] netlink_unicast+0x449/0x710 [ 4124.639429][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.639429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.639429][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.639429][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.639429][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.639429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.639429][ T10] [ 4124.641346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.641346][ T10] dst_init+0x84/0x4a0 [ 4124.641346][ T10] dst_alloc+0x97/0x150 [ 4124.641346][ T10] ip6_dst_alloc+0x23/0x90 [ 4124.641346][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4124.641346][ T10] ip6_pol_route+0x56f/0x840 [ 4124.641346][ T10] fib6_rule_lookup+0x456/0x630 [ 4124.641346][ T10] ip6_route_input+0x59c/0xa50 [ 4124.641346][ T10] ipv6_rcv+0x397/0x810 [ 4124.641346][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4124.641346][ T10] process_backlog+0x101/0x620 [ 4124.641346][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4124.641346][ T10] net_rx_action+0x495/0xbe0 [ 4124.641346][ T10] __do_softirq+0x1b5/0x7f6 [ 4124.641346][ T10] [ 4124.642998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.642998][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.642998][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.642998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.642998][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4124.642998][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4124.642998][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4124.642998][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4124.642998][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4124.642998][ T10] addrconf_dad_begin+0x310/0x670 [ 4124.642998][ T10] addrconf_dad_work+0x10b/0xab0 [ 4124.642998][ T10] process_one_work+0x84d/0x18a0 [ 4124.642998][ T10] worker_thread+0x587/0xd30 [ 4124.642998][ T10] kthread+0x28a/0x350 [ 4124.642998][ T10] ret_from_fork+0x31/0x70 [ 4124.642998][ T10] ret_from_fork_asm+0x1a/0x30 [ 4124.642998][ T10] [ 4124.644920][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.644920][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.644920][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.644920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.644920][ T10] ip6_route_add+0x1c/0x140 [ 4124.644920][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4124.644920][ T10] inet6_addr_add+0x4f8/0xa40 [ 4124.644920][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.644920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.644920][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.644920][ T10] netlink_unicast+0x449/0x710 [ 4124.644920][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.644920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.644920][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.644920][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.644920][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.644920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.644920][ T10] [ 4124.646952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.646952][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.646952][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.646952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.646952][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4124.646952][ T10] ipv6_add_addr+0x411/0x2000 [ 4124.646952][ T10] inet6_addr_add+0x30e/0xa40 [ 4124.646952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.646952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.646952][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.646952][ T10] netlink_unicast+0x449/0x710 [ 4124.646952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.646952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.646952][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.646952][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.646952][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.646952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.646952][ T10] [ 4124.648954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.648954][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.648954][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.648954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.648954][ T10] ip6_route_add+0x1c/0x140 [ 4124.648954][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4124.648954][ T10] addrconf_add_dev+0xe2/0x170 [ 4124.648954][ T10] inet6_addr_add+0x12f/0xa40 [ 4124.648954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.648954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.648954][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.648954][ T10] netlink_unicast+0x449/0x710 [ 4124.648954][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.648954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.648954][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.648954][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.648954][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.648954][ T10] [ 4124.650926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.650926][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4124.650926][ T10] ipv6_find_idev+0x102/0x170 [ 4124.650926][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.650926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.650926][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.650926][ T10] netlink_unicast+0x449/0x710 [ 4124.650926][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.650926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.650926][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.650926][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.650926][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.650926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.650926][ T10] [ 4124.652469][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4124.652469][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4124.652469][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4124.652469][ T10] ipv6_find_idev+0x102/0x170 [ 4124.652469][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.652469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.652469][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.652469][ T10] netlink_unicast+0x449/0x710 [ 4124.652469][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.652469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.652469][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.652469][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.652469][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.652469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.652469][ T10] [ 4124.654162][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4124.654444][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4124.654444][ T10] dst_init+0x84/0x4a0 [ 4124.654444][ T10] dst_alloc+0x97/0x150 [ 4124.654444][ T10] ip6_dst_alloc+0x23/0x90 [ 4124.654444][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4124.654444][ T10] ip6_pol_route+0x56f/0x840 [ 4124.654444][ T10] fib6_rule_lookup+0x456/0x630 [ 4124.654444][ T10] ip6_route_input+0x59c/0xa50 [ 4124.654444][ T10] ipv6_rcv+0x397/0x810 [ 4124.654444][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4124.654444][ T10] process_backlog+0x101/0x620 [ 4124.654444][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4124.654444][ T10] net_rx_action+0x495/0xbe0 [ 4124.654444][ T10] __do_softirq+0x1b5/0x7f6 [ 4124.654444][ T10] [ 4124.656649][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.656649][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4124.656649][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4124.656649][ T10] fib6_nh_init+0xa22/0x1580 [ 4124.656649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.656649][ T10] ip6_route_add+0x1c/0x140 [ 4124.656649][ T10] inet6_rtm_newroute+0x104/0x110 [ 4124.656649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.656649][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.656649][ T10] netlink_unicast+0x449/0x710 [ 4124.656649][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.656649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.656649][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.656649][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.656649][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.656649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.656649][ T10] [ 4124.658549][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.658549][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.658549][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.658549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.658549][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4124.658549][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4124.658549][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4124.658549][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4124.658549][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4124.658549][ T10] addrconf_dad_begin+0x310/0x670 [ 4124.658549][ T10] addrconf_dad_work+0x10b/0xab0 [ 4124.658549][ T10] process_one_work+0x84d/0x18a0 [ 4124.658549][ T10] worker_thread+0x587/0xd30 [ 4124.658549][ T10] kthread+0x28a/0x350 [ 4124.658549][ T10] ret_from_fork+0x31/0x70 [ 4124.658549][ T10] ret_from_fork_asm+0x1a/0x30 [ 4124.658549][ T10] [ 4124.660477][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.660477][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.660477][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.660477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.660477][ T10] ip6_route_add+0x1c/0x140 [ 4124.660477][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4124.660477][ T10] inet6_addr_add+0x4f8/0xa40 [ 4124.660477][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.660477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.660477][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.660477][ T10] netlink_unicast+0x449/0x710 [ 4124.660477][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.660477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.660477][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.660477][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.660477][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.660477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.660477][ T10] [ 4124.662496][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.662496][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.662496][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.662496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.662496][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4124.662496][ T10] ipv6_add_addr+0x411/0x2000 [ 4124.662496][ T10] inet6_addr_add+0x30e/0xa40 [ 4124.662496][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.662496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.662496][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.662496][ T10] netlink_unicast+0x449/0x710 [ 4124.662496][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.662496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.662496][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.662496][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.662496][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.662496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.662496][ T10] [ 4124.664547][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.664547][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.664547][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.664547][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.664547][ T10] ip6_route_add+0x1c/0x140 [ 4124.664547][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4124.664547][ T10] addrconf_add_dev+0xe2/0x170 [ 4124.664547][ T10] inet6_addr_add+0x12f/0xa40 [ 4124.664547][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.664547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.664547][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.664547][ T10] netlink_unicast+0x449/0x710 [ 4124.664547][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.664547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.664547][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.664547][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.664547][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.664547][ T10] [ 4124.666720][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.666720][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4124.666720][ T10] ipv6_find_idev+0x102/0x170 [ 4124.666720][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.666720][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.666720][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.666720][ T10] netlink_unicast+0x449/0x710 [ 4124.666720][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.666720][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.666720][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.666720][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.666720][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.666720][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.666720][ T10] [ 4124.668512][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4124.668512][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4124.668512][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4124.668512][ T10] ipv6_find_idev+0x102/0x170 [ 4124.668512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.668512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.668512][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.668512][ T10] netlink_unicast+0x449/0x710 [ 4124.668512][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.668512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.668512][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.668512][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.668512][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.668512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.668512][ T10] [ 4124.671348][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4124.671865][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4124.671865][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.671865][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.671865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.671865][ T10] ip6_route_add+0x1c/0x140 [ 4124.671865][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4124.671865][ T10] inet6_addr_add+0x4f8/0xa40 [ 4124.671865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.671865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.671865][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.671865][ T10] netlink_unicast+0x449/0x710 [ 4124.671865][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.671865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.671865][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.671865][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.671865][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.671865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.671865][ T10] [ 4124.675448][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4124.675448][ T10] netdev_get_by_index+0x5e/0x80 [ 4124.675448][ T10] fib6_nh_init+0x3d8/0x1580 [ 4124.675448][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4124.675448][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4124.675448][ T10] ipv6_add_addr+0x411/0x2000 [ 4124.675448][ T10] inet6_addr_add+0x30e/0xa40 [ 4124.675448][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4124.675448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.675448][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.675448][ T10] netlink_unicast+0x449/0x710 [ 4124.675448][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.675448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.675448][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.675448][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.675448][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.675448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.675448][ T10] [ 4124.678997][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4124.678997][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4124.678997][ T10] ipv6_find_idev+0x102/0x170 [ 4124.678997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.678997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.678997][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.678997][ T10] netlink_unicast+0x449/0x710 [ 4124.678997][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.678997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.678997][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.678997][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.678997][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.678997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.678997][ T10] [ 4124.681943][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4124.681943][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4124.681943][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4124.681943][ T10] ipv6_find_idev+0x102/0x170 [ 4124.681943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4124.681943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4124.681943][ T10] netlink_rcv_skb+0x130/0x360 [ 4124.681943][ T10] netlink_unicast+0x449/0x710 [ 4124.681943][ T10] netlink_sendmsg+0x723/0xbe0 [ 4124.681943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4124.681943][ T10] ___sys_sendmsg+0xee/0x170 [ 4124.681943][ T10] __sys_sendmsg+0xcd/0x170 [ 4124.681943][ T10] do_syscall_64+0xc6/0x1e0 [ 4124.681943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4124.681943][ T10] [ 4134.743028][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4134.743428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.743428][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4134.743428][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4134.743428][ T10] fib6_nh_init+0xa22/0x1580 [ 4134.743428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.743428][ T10] ip6_route_add+0x1c/0x140 [ 4134.743428][ T10] inet6_rtm_newroute+0x104/0x110 [ 4134.743428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.743428][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.743428][ T10] netlink_unicast+0x449/0x710 [ 4134.743428][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.743428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.743428][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.743428][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.743428][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.743428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.743428][ T10] [ 4134.745357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.745357][ T10] dst_init+0x84/0x4a0 [ 4134.745357][ T10] dst_alloc+0x97/0x150 [ 4134.745357][ T10] ip6_dst_alloc+0x23/0x90 [ 4134.745357][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4134.745357][ T10] ip6_pol_route+0x56f/0x840 [ 4134.745357][ T10] fib6_rule_lookup+0x456/0x630 [ 4134.745357][ T10] ip6_route_input+0x59c/0xa50 [ 4134.745357][ T10] ipv6_rcv+0x397/0x810 [ 4134.745357][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4134.745357][ T10] process_backlog+0x101/0x620 [ 4134.745357][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4134.745357][ T10] net_rx_action+0x495/0xbe0 [ 4134.745357][ T10] __do_softirq+0x1b5/0x7f6 [ 4134.745357][ T10] [ 4134.747035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.747035][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.747035][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.747035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.747035][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4134.747035][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4134.747035][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4134.747035][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4134.747035][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4134.747035][ T10] addrconf_dad_begin+0x310/0x670 [ 4134.747035][ T10] addrconf_dad_work+0x10b/0xab0 [ 4134.747035][ T10] process_one_work+0x84d/0x18a0 [ 4134.747035][ T10] worker_thread+0x587/0xd30 [ 4134.747035][ T10] kthread+0x28a/0x350 [ 4134.747035][ T10] ret_from_fork+0x31/0x70 [ 4134.747035][ T10] ret_from_fork_asm+0x1a/0x30 [ 4134.747035][ T10] [ 4134.748966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.748966][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.748966][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.748966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.748966][ T10] ip6_route_add+0x1c/0x140 [ 4134.748966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4134.748966][ T10] inet6_addr_add+0x4f8/0xa40 [ 4134.748966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.748966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.748966][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.748966][ T10] netlink_unicast+0x449/0x710 [ 4134.748966][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.748966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.748966][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.748966][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.748966][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.748966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.748966][ T10] [ 4134.750974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.750974][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.750974][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.750974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.750974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4134.750974][ T10] ipv6_add_addr+0x411/0x2000 [ 4134.750974][ T10] inet6_addr_add+0x30e/0xa40 [ 4134.750974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.750974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.750974][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.750974][ T10] netlink_unicast+0x449/0x710 [ 4134.750974][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.750974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.750974][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.750974][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.750974][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.750974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.750974][ T10] [ 4134.753008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.753008][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.753008][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.753008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.753008][ T10] ip6_route_add+0x1c/0x140 [ 4134.753008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4134.753008][ T10] addrconf_add_dev+0xe2/0x170 [ 4134.753008][ T10] inet6_addr_add+0x12f/0xa40 [ 4134.753008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.753008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.753008][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.753008][ T10] netlink_unicast+0x449/0x710 [ 4134.753008][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.753008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.753008][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.753008][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.753008][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.753008][ T10] [ 4134.754985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.754985][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4134.754985][ T10] ipv6_find_idev+0x102/0x170 [ 4134.754985][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.754985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.754985][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.754985][ T10] netlink_unicast+0x449/0x710 [ 4134.754985][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.754985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.754985][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.754985][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.754985][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.754985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.754985][ T10] [ 4134.756557][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4134.756557][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4134.756557][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4134.756557][ T10] ipv6_find_idev+0x102/0x170 [ 4134.756557][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.756557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.756557][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.756557][ T10] netlink_unicast+0x449/0x710 [ 4134.756557][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.756557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.756557][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.756557][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.756557][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.756557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.756557][ T10] [ 4134.758280][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4134.758554][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4134.758554][ T10] dst_init+0x84/0x4a0 [ 4134.758554][ T10] dst_alloc+0x97/0x150 [ 4134.758554][ T10] ip6_dst_alloc+0x23/0x90 [ 4134.758554][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4134.758554][ T10] ip6_pol_route+0x56f/0x840 [ 4134.758554][ T10] fib6_rule_lookup+0x456/0x630 [ 4134.758554][ T10] ip6_route_input+0x59c/0xa50 [ 4134.758554][ T10] ipv6_rcv+0x397/0x810 [ 4134.758554][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4134.758554][ T10] process_backlog+0x101/0x620 [ 4134.758554][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4134.758554][ T10] net_rx_action+0x495/0xbe0 [ 4134.758554][ T10] __do_softirq+0x1b5/0x7f6 [ 4134.758554][ T10] [ 4134.760200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.760200][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4134.760200][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4134.760200][ T10] fib6_nh_init+0xa22/0x1580 [ 4134.760200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.760200][ T10] ip6_route_add+0x1c/0x140 [ 4134.760200][ T10] inet6_rtm_newroute+0x104/0x110 [ 4134.760200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.760200][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.760200][ T10] netlink_unicast+0x449/0x710 [ 4134.760200][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.760200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.760200][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.760200][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.760200][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.760200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.760200][ T10] [ 4134.762084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.762084][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.762084][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.762084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.762084][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4134.762084][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4134.762084][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4134.762084][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4134.762084][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4134.762084][ T10] addrconf_dad_begin+0x310/0x670 [ 4134.762084][ T10] addrconf_dad_work+0x10b/0xab0 [ 4134.762084][ T10] process_one_work+0x84d/0x18a0 [ 4134.762084][ T10] worker_thread+0x587/0xd30 [ 4134.762084][ T10] kthread+0x28a/0x350 [ 4134.762084][ T10] ret_from_fork+0x31/0x70 [ 4134.762084][ T10] ret_from_fork_asm+0x1a/0x30 [ 4134.762084][ T10] [ 4134.764001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.764001][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.764001][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.764001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.764001][ T10] ip6_route_add+0x1c/0x140 [ 4134.764001][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4134.764001][ T10] inet6_addr_add+0x4f8/0xa40 [ 4134.764001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.764001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.764001][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.764001][ T10] netlink_unicast+0x449/0x710 [ 4134.764001][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.764001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.764001][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.764001][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.764001][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.764001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.764001][ T10] [ 4134.766019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.766019][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.766019][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.766019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.766019][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4134.766019][ T10] ipv6_add_addr+0x411/0x2000 [ 4134.766019][ T10] inet6_addr_add+0x30e/0xa40 [ 4134.766019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.766019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.766019][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.766019][ T10] netlink_unicast+0x449/0x710 [ 4134.766019][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.766019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.766019][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.766019][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.766019][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.766019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.766019][ T10] [ 4134.768023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.768023][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.768023][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.768023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.768023][ T10] ip6_route_add+0x1c/0x140 [ 4134.768023][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4134.768023][ T10] addrconf_add_dev+0xe2/0x170 [ 4134.768023][ T10] inet6_addr_add+0x12f/0xa40 [ 4134.768023][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.768023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.768023][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.768023][ T10] netlink_unicast+0x449/0x710 [ 4134.768023][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.768023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.768023][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.768023][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.768023][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.768023][ T10] [ 4134.770110][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.770110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4134.770110][ T10] ipv6_find_idev+0x102/0x170 [ 4134.770110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.770110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.770110][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.770110][ T10] netlink_unicast+0x449/0x710 [ 4134.770110][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.770110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.770110][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.770110][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.770110][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.770110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.770110][ T10] [ 4134.771894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4134.771894][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4134.771894][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4134.771894][ T10] ipv6_find_idev+0x102/0x170 [ 4134.771894][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.771894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.771894][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.771894][ T10] netlink_unicast+0x449/0x710 [ 4134.771894][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.771894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.771894][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.771894][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.771894][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.771894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.771894][ T10] [ 4134.773821][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4134.774065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4134.774065][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.774065][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.774065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.774065][ T10] ip6_route_add+0x1c/0x140 [ 4134.774065][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4134.774065][ T10] inet6_addr_add+0x4f8/0xa40 [ 4134.774065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.774065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.774065][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.774065][ T10] netlink_unicast+0x449/0x710 [ 4134.774065][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.774065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.774065][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.774065][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.774065][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.774065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.774065][ T10] [ 4134.776314][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4134.776314][ T10] netdev_get_by_index+0x5e/0x80 [ 4134.776314][ T10] fib6_nh_init+0x3d8/0x1580 [ 4134.776314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4134.776314][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4134.776314][ T10] ipv6_add_addr+0x411/0x2000 [ 4134.776314][ T10] inet6_addr_add+0x30e/0xa40 [ 4134.776314][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4134.776314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.776314][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.776314][ T10] netlink_unicast+0x449/0x710 [ 4134.776314][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.776314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.776314][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.776314][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.776314][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.776314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.776314][ T10] [ 4134.778553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4134.778553][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4134.778553][ T10] ipv6_find_idev+0x102/0x170 [ 4134.778553][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.778553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.778553][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.778553][ T10] netlink_unicast+0x449/0x710 [ 4134.778553][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.778553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.778553][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.778553][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.778553][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.778553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.778553][ T10] [ 4134.780334][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4134.780334][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4134.780334][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4134.780334][ T10] ipv6_find_idev+0x102/0x170 [ 4134.780334][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4134.780334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4134.780334][ T10] netlink_rcv_skb+0x130/0x360 [ 4134.780334][ T10] netlink_unicast+0x449/0x710 [ 4134.780334][ T10] netlink_sendmsg+0x723/0xbe0 [ 4134.780334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4134.780334][ T10] ___sys_sendmsg+0xee/0x170 [ 4134.780334][ T10] __sys_sendmsg+0xcd/0x170 [ 4134.780334][ T10] do_syscall_64+0xc6/0x1e0 [ 4134.780334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4134.780334][ T10] [ 4145.022922][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4145.023318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.023318][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4145.023318][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4145.023318][ T10] fib6_nh_init+0xa22/0x1580 [ 4145.023318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.023318][ T10] ip6_route_add+0x1c/0x140 [ 4145.023318][ T10] inet6_rtm_newroute+0x104/0x110 [ 4145.023318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.023318][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.023318][ T10] netlink_unicast+0x449/0x710 [ 4145.023318][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.023318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.023318][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.023318][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.023318][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.023318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.023318][ T10] [ 4145.025226][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.025226][ T10] dst_init+0x84/0x4a0 [ 4145.025226][ T10] dst_alloc+0x97/0x150 [ 4145.025226][ T10] ip6_dst_alloc+0x23/0x90 [ 4145.025226][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4145.025226][ T10] ip6_pol_route+0x56f/0x840 [ 4145.025226][ T10] fib6_rule_lookup+0x456/0x630 [ 4145.025226][ T10] ip6_route_input+0x59c/0xa50 [ 4145.025226][ T10] ipv6_rcv+0x397/0x810 [ 4145.025226][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4145.025226][ T10] process_backlog+0x101/0x620 [ 4145.025226][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4145.025226][ T10] net_rx_action+0x495/0xbe0 [ 4145.025226][ T10] __do_softirq+0x1b5/0x7f6 [ 4145.025226][ T10] [ 4145.026885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.026885][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.026885][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.026885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.026885][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4145.026885][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4145.026885][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4145.026885][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4145.026885][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4145.026885][ T10] addrconf_dad_begin+0x310/0x670 [ 4145.026885][ T10] addrconf_dad_work+0x10b/0xab0 [ 4145.026885][ T10] process_one_work+0x84d/0x18a0 [ 4145.026885][ T10] worker_thread+0x587/0xd30 [ 4145.026885][ T10] kthread+0x28a/0x350 [ 4145.026885][ T10] ret_from_fork+0x31/0x70 [ 4145.026885][ T10] ret_from_fork_asm+0x1a/0x30 [ 4145.026885][ T10] [ 4145.028822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.028822][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.028822][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.028822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.028822][ T10] ip6_route_add+0x1c/0x140 [ 4145.028822][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4145.028822][ T10] inet6_addr_add+0x4f8/0xa40 [ 4145.028822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.028822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.028822][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.028822][ T10] netlink_unicast+0x449/0x710 [ 4145.028822][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.028822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.028822][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.028822][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.028822][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.028822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.028822][ T10] [ 4145.030828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.030828][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.030828][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.030828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.030828][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4145.030828][ T10] ipv6_add_addr+0x411/0x2000 [ 4145.030828][ T10] inet6_addr_add+0x30e/0xa40 [ 4145.030828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.030828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.030828][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.030828][ T10] netlink_unicast+0x449/0x710 [ 4145.030828][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.030828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.030828][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.030828][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.030828][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.030828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.030828][ T10] [ 4145.032867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.032867][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.032867][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.032867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.032867][ T10] ip6_route_add+0x1c/0x140 [ 4145.032867][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4145.032867][ T10] addrconf_add_dev+0xe2/0x170 [ 4145.032867][ T10] inet6_addr_add+0x12f/0xa40 [ 4145.032867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.032867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.032867][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.032867][ T10] netlink_unicast+0x449/0x710 [ 4145.032867][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.032867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.032867][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.032867][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.032867][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.032867][ T10] [ 4145.035416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.035416][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4145.035416][ T10] ipv6_find_idev+0x102/0x170 [ 4145.035416][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.035416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.035416][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.035416][ T10] netlink_unicast+0x449/0x710 [ 4145.035416][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.035416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.035416][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.035416][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.035416][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.035416][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.035416][ T10] [ 4145.037814][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4145.037814][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4145.037814][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4145.037814][ T10] ipv6_find_idev+0x102/0x170 [ 4145.037814][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.037814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.037814][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.037814][ T10] netlink_unicast+0x449/0x710 [ 4145.037814][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.037814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.037814][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.037814][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.037814][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.037814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.037814][ T10] [ 4145.040406][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4145.040830][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4145.040830][ T10] dst_init+0x84/0x4a0 [ 4145.040830][ T10] dst_alloc+0x97/0x150 [ 4145.040830][ T10] ip6_dst_alloc+0x23/0x90 [ 4145.040830][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4145.040830][ T10] ip6_pol_route+0x56f/0x840 [ 4145.040830][ T10] fib6_rule_lookup+0x456/0x630 [ 4145.040830][ T10] ip6_route_input+0x59c/0xa50 [ 4145.040830][ T10] ipv6_rcv+0x397/0x810 [ 4145.040830][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4145.040830][ T10] process_backlog+0x101/0x620 [ 4145.040830][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4145.040830][ T10] net_rx_action+0x495/0xbe0 [ 4145.040830][ T10] __do_softirq+0x1b5/0x7f6 [ 4145.040830][ T10] [ 4145.043243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.043243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4145.043243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4145.043243][ T10] fib6_nh_init+0xa22/0x1580 [ 4145.043243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.043243][ T10] ip6_route_add+0x1c/0x140 [ 4145.043243][ T10] inet6_rtm_newroute+0x104/0x110 [ 4145.043243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.043243][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.043243][ T10] netlink_unicast+0x449/0x710 [ 4145.043243][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.043243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.043243][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.043243][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.043243][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.043243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.043243][ T10] [ 4145.046051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.046051][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.046051][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.046051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.046051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4145.046051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4145.046051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4145.046051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4145.046051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4145.046051][ T10] addrconf_dad_begin+0x310/0x670 [ 4145.046051][ T10] addrconf_dad_work+0x10b/0xab0 [ 4145.046051][ T10] process_one_work+0x84d/0x18a0 [ 4145.046051][ T10] worker_thread+0x587/0xd30 [ 4145.046051][ T10] kthread+0x28a/0x350 [ 4145.046051][ T10] ret_from_fork+0x31/0x70 [ 4145.046051][ T10] ret_from_fork_asm+0x1a/0x30 [ 4145.046051][ T10] [ 4145.048922][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.048922][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.048922][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.048922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.048922][ T10] ip6_route_add+0x1c/0x140 [ 4145.048922][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4145.048922][ T10] inet6_addr_add+0x4f8/0xa40 [ 4145.048922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.048922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.048922][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.048922][ T10] netlink_unicast+0x449/0x710 [ 4145.048922][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.048922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.048922][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.048922][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.048922][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.048922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.048922][ T10] [ 4145.052079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.052079][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.052079][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.052079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.052079][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4145.052079][ T10] ipv6_add_addr+0x411/0x2000 [ 4145.052079][ T10] inet6_addr_add+0x30e/0xa40 [ 4145.052079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.052079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.052079][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.052079][ T10] netlink_unicast+0x449/0x710 [ 4145.052079][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.052079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.052079][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.052079][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.052079][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.052079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.052079][ T10] [ 4145.055207][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.055207][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.055207][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.055207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.055207][ T10] ip6_route_add+0x1c/0x140 [ 4145.055207][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4145.055207][ T10] addrconf_add_dev+0xe2/0x170 [ 4145.055207][ T10] inet6_addr_add+0x12f/0xa40 [ 4145.055207][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.055207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.055207][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.055207][ T10] netlink_unicast+0x449/0x710 [ 4145.055207][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.055207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.055207][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.055207][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.055207][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.055207][ T10] [ 4145.058577][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.058577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4145.058577][ T10] ipv6_find_idev+0x102/0x170 [ 4145.058577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.058577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.058577][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.058577][ T10] netlink_unicast+0x449/0x710 [ 4145.058577][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.058577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.058577][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.058577][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.058577][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.058577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.058577][ T10] [ 4145.061184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4145.061184][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4145.061184][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4145.061184][ T10] ipv6_find_idev+0x102/0x170 [ 4145.061184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.061184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.061184][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.061184][ T10] netlink_unicast+0x449/0x710 [ 4145.061184][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.061184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.061184][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.061184][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.061184][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.061184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.061184][ T10] [ 4145.064260][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4145.064647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4145.064647][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.064647][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.064647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.064647][ T10] ip6_route_add+0x1c/0x140 [ 4145.064647][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4145.064647][ T10] inet6_addr_add+0x4f8/0xa40 [ 4145.064647][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.064647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.064647][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.064647][ T10] netlink_unicast+0x449/0x710 [ 4145.064647][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.064647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.064647][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.064647][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.064647][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.064647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.064647][ T10] [ 4145.068077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4145.068077][ T10] netdev_get_by_index+0x5e/0x80 [ 4145.068077][ T10] fib6_nh_init+0x3d8/0x1580 [ 4145.068077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4145.068077][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4145.068077][ T10] ipv6_add_addr+0x411/0x2000 [ 4145.068077][ T10] inet6_addr_add+0x30e/0xa40 [ 4145.068077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4145.068077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.068077][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.068077][ T10] netlink_unicast+0x449/0x710 [ 4145.068077][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.068077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.068077][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.068077][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.068077][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.068077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.068077][ T10] [ 4145.071492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4145.071492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4145.071492][ T10] ipv6_find_idev+0x102/0x170 [ 4145.071492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.071492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.071492][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.071492][ T10] netlink_unicast+0x449/0x710 [ 4145.071492][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.071492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.071492][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.071492][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.071492][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.071492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.071492][ T10] [ 4145.074154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4145.074154][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4145.074154][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4145.074154][ T10] ipv6_find_idev+0x102/0x170 [ 4145.074154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4145.074154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4145.074154][ T10] netlink_rcv_skb+0x130/0x360 [ 4145.074154][ T10] netlink_unicast+0x449/0x710 [ 4145.074154][ T10] netlink_sendmsg+0x723/0xbe0 [ 4145.074154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4145.074154][ T10] ___sys_sendmsg+0xee/0x170 [ 4145.074154][ T10] __sys_sendmsg+0xcd/0x170 [ 4145.074154][ T10] do_syscall_64+0xc6/0x1e0 [ 4145.074154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4145.074154][ T10] [ 4155.310957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4155.311419][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.311419][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4155.311419][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4155.311419][ T10] fib6_nh_init+0xa22/0x1580 [ 4155.311419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.311419][ T10] ip6_route_add+0x1c/0x140 [ 4155.311419][ T10] inet6_rtm_newroute+0x104/0x110 [ 4155.311419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.311419][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.311419][ T10] netlink_unicast+0x449/0x710 [ 4155.311419][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.311419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.311419][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.311419][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.311419][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.311419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.311419][ T10] [ 4155.313328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.313328][ T10] dst_init+0x84/0x4a0 [ 4155.313328][ T10] dst_alloc+0x97/0x150 [ 4155.313328][ T10] ip6_dst_alloc+0x23/0x90 [ 4155.313328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4155.313328][ T10] ip6_pol_route+0x56f/0x840 [ 4155.313328][ T10] fib6_rule_lookup+0x456/0x630 [ 4155.313328][ T10] ip6_route_input+0x59c/0xa50 [ 4155.313328][ T10] ipv6_rcv+0x397/0x810 [ 4155.313328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4155.313328][ T10] process_backlog+0x101/0x620 [ 4155.313328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4155.313328][ T10] net_rx_action+0x495/0xbe0 [ 4155.313328][ T10] __do_softirq+0x1b5/0x7f6 [ 4155.313328][ T10] [ 4155.314997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.314997][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.314997][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.314997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.314997][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4155.314997][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4155.314997][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4155.314997][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4155.314997][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4155.314997][ T10] addrconf_dad_begin+0x310/0x670 [ 4155.314997][ T10] addrconf_dad_work+0x10b/0xab0 [ 4155.314997][ T10] process_one_work+0x84d/0x18a0 [ 4155.314997][ T10] worker_thread+0x587/0xd30 [ 4155.314997][ T10] kthread+0x28a/0x350 [ 4155.314997][ T10] ret_from_fork+0x31/0x70 [ 4155.314997][ T10] ret_from_fork_asm+0x1a/0x30 [ 4155.314997][ T10] [ 4155.316932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.316932][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.316932][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.316932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.316932][ T10] ip6_route_add+0x1c/0x140 [ 4155.316932][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4155.316932][ T10] inet6_addr_add+0x4f8/0xa40 [ 4155.316932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.316932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.316932][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.316932][ T10] netlink_unicast+0x449/0x710 [ 4155.316932][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.316932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.316932][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.316932][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.316932][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.316932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.316932][ T10] [ 4155.318947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.318947][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.318947][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.318947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.318947][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4155.318947][ T10] ipv6_add_addr+0x411/0x2000 [ 4155.318947][ T10] inet6_addr_add+0x30e/0xa40 [ 4155.318947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.318947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.318947][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.318947][ T10] netlink_unicast+0x449/0x710 [ 4155.318947][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.318947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.318947][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.318947][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.318947][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.318947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.318947][ T10] [ 4155.320959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.320959][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.320959][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.320959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.320959][ T10] ip6_route_add+0x1c/0x140 [ 4155.320959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4155.320959][ T10] addrconf_add_dev+0xe2/0x170 [ 4155.320959][ T10] inet6_addr_add+0x12f/0xa40 [ 4155.320959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.320959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.320959][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.320959][ T10] netlink_unicast+0x449/0x710 [ 4155.320959][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.320959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.320959][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.320959][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.320959][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.320959][ T10] [ 4155.322923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.322923][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4155.322923][ T10] ipv6_find_idev+0x102/0x170 [ 4155.322923][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.322923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.322923][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.322923][ T10] netlink_unicast+0x449/0x710 [ 4155.322923][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.322923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.322923][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.322923][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.322923][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.322923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.322923][ T10] [ 4155.324483][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4155.324483][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4155.324483][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4155.324483][ T10] ipv6_find_idev+0x102/0x170 [ 4155.324483][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.324483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.324483][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.324483][ T10] netlink_unicast+0x449/0x710 [ 4155.324483][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.324483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.324483][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.324483][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.324483][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.324483][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.324483][ T10] [ 4155.326196][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4155.326470][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4155.326470][ T10] dst_init+0x84/0x4a0 [ 4155.326470][ T10] dst_alloc+0x97/0x150 [ 4155.326470][ T10] ip6_dst_alloc+0x23/0x90 [ 4155.326470][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4155.326470][ T10] ip6_pol_route+0x56f/0x840 [ 4155.326470][ T10] fib6_rule_lookup+0x456/0x630 [ 4155.326470][ T10] ip6_route_input+0x59c/0xa50 [ 4155.326470][ T10] ipv6_rcv+0x397/0x810 [ 4155.326470][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4155.326470][ T10] process_backlog+0x101/0x620 [ 4155.326470][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4155.326470][ T10] net_rx_action+0x495/0xbe0 [ 4155.326470][ T10] __do_softirq+0x1b5/0x7f6 [ 4155.326470][ T10] [ 4155.328128][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.328128][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4155.328128][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4155.328128][ T10] fib6_nh_init+0xa22/0x1580 [ 4155.328128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.328128][ T10] ip6_route_add+0x1c/0x140 [ 4155.328128][ T10] inet6_rtm_newroute+0x104/0x110 [ 4155.328128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.328128][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.328128][ T10] netlink_unicast+0x449/0x710 [ 4155.328128][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.328128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.328128][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.328128][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.328128][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.328128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.328128][ T10] [ 4155.330027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.330027][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.330027][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.330027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.330027][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4155.330027][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4155.330027][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4155.330027][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4155.330027][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4155.330027][ T10] addrconf_dad_begin+0x310/0x670 [ 4155.330027][ T10] addrconf_dad_work+0x10b/0xab0 [ 4155.330027][ T10] process_one_work+0x84d/0x18a0 [ 4155.330027][ T10] worker_thread+0x587/0xd30 [ 4155.330027][ T10] kthread+0x28a/0x350 [ 4155.330027][ T10] ret_from_fork+0x31/0x70 [ 4155.330027][ T10] ret_from_fork_asm+0x1a/0x30 [ 4155.330027][ T10] [ 4155.331938][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.331938][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.331938][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.331938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.331938][ T10] ip6_route_add+0x1c/0x140 [ 4155.331938][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4155.331938][ T10] inet6_addr_add+0x4f8/0xa40 [ 4155.331938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.331938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.331938][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.331938][ T10] netlink_unicast+0x449/0x710 [ 4155.331938][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.331938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.331938][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.331938][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.331938][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.331938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.331938][ T10] [ 4155.333951][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.333951][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.333951][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.333951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.333951][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4155.333951][ T10] ipv6_add_addr+0x411/0x2000 [ 4155.333951][ T10] inet6_addr_add+0x30e/0xa40 [ 4155.333951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.333951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.333951][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.333951][ T10] netlink_unicast+0x449/0x710 [ 4155.333951][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.333951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.333951][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.333951][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.333951][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.333951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.333951][ T10] [ 4155.335970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.335970][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.335970][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.335970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.335970][ T10] ip6_route_add+0x1c/0x140 [ 4155.335970][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4155.335970][ T10] addrconf_add_dev+0xe2/0x170 [ 4155.335970][ T10] inet6_addr_add+0x12f/0xa40 [ 4155.335970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.335970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.335970][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.335970][ T10] netlink_unicast+0x449/0x710 [ 4155.335970][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.335970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.335970][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.335970][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.335970][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.335970][ T10] [ 4155.338072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.338072][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4155.338072][ T10] ipv6_find_idev+0x102/0x170 [ 4155.338072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.338072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.338072][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.338072][ T10] netlink_unicast+0x449/0x710 [ 4155.338072][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.338072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.338072][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.338072][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.338072][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.338072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.338072][ T10] [ 4155.339852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4155.339852][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4155.339852][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4155.339852][ T10] ipv6_find_idev+0x102/0x170 [ 4155.339852][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.339852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.339852][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.339852][ T10] netlink_unicast+0x449/0x710 [ 4155.339852][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.339852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.339852][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.339852][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.339852][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.339852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.339852][ T10] [ 4155.341729][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4155.341976][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4155.341976][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.341976][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.341976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.341976][ T10] ip6_route_add+0x1c/0x140 [ 4155.341976][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4155.341976][ T10] inet6_addr_add+0x4f8/0xa40 [ 4155.341976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.341976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.341976][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.341976][ T10] netlink_unicast+0x449/0x710 [ 4155.341976][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.341976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.341976][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.341976][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.341976][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.341976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.341976][ T10] [ 4155.344240][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4155.344240][ T10] netdev_get_by_index+0x5e/0x80 [ 4155.344240][ T10] fib6_nh_init+0x3d8/0x1580 [ 4155.344240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4155.344240][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4155.344240][ T10] ipv6_add_addr+0x411/0x2000 [ 4155.344240][ T10] inet6_addr_add+0x30e/0xa40 [ 4155.344240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4155.344240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.344240][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.344240][ T10] netlink_unicast+0x449/0x710 [ 4155.344240][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.344240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.344240][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.344240][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.344240][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.344240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.344240][ T10] [ 4155.346519][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4155.346519][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4155.346519][ T10] ipv6_find_idev+0x102/0x170 [ 4155.346519][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.346519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.346519][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.346519][ T10] netlink_unicast+0x449/0x710 [ 4155.346519][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.346519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.346519][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.346519][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.346519][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.346519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.346519][ T10] [ 4155.348300][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4155.348300][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4155.348300][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4155.348300][ T10] ipv6_find_idev+0x102/0x170 [ 4155.348300][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4155.348300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4155.348300][ T10] netlink_rcv_skb+0x130/0x360 [ 4155.348300][ T10] netlink_unicast+0x449/0x710 [ 4155.348300][ T10] netlink_sendmsg+0x723/0xbe0 [ 4155.348300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4155.348300][ T10] ___sys_sendmsg+0xee/0x170 [ 4155.348300][ T10] __sys_sendmsg+0xcd/0x170 [ 4155.348300][ T10] do_syscall_64+0xc6/0x1e0 [ 4155.348300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4155.348300][ T10] [ 4165.590909][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4165.591370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.591370][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4165.591370][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4165.591370][ T10] fib6_nh_init+0xa22/0x1580 [ 4165.591370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.591370][ T10] ip6_route_add+0x1c/0x140 [ 4165.591370][ T10] inet6_rtm_newroute+0x104/0x110 [ 4165.591370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.591370][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.591370][ T10] netlink_unicast+0x449/0x710 [ 4165.591370][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.591370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.591370][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.591370][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.591370][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.591370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.591370][ T10] [ 4165.593292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.593292][ T10] dst_init+0x84/0x4a0 [ 4165.593292][ T10] dst_alloc+0x97/0x150 [ 4165.593292][ T10] ip6_dst_alloc+0x23/0x90 [ 4165.593292][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4165.593292][ T10] ip6_pol_route+0x56f/0x840 [ 4165.593292][ T10] fib6_rule_lookup+0x456/0x630 [ 4165.593292][ T10] ip6_route_input+0x59c/0xa50 [ 4165.593292][ T10] ipv6_rcv+0x397/0x810 [ 4165.593292][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4165.593292][ T10] process_backlog+0x101/0x620 [ 4165.593292][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4165.593292][ T10] net_rx_action+0x495/0xbe0 [ 4165.593292][ T10] __do_softirq+0x1b5/0x7f6 [ 4165.593292][ T10] [ 4165.594953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.594953][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.594953][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.594953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.594953][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4165.594953][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4165.594953][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4165.594953][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4165.594953][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4165.594953][ T10] addrconf_dad_begin+0x310/0x670 [ 4165.594953][ T10] addrconf_dad_work+0x10b/0xab0 [ 4165.594953][ T10] process_one_work+0x84d/0x18a0 [ 4165.594953][ T10] worker_thread+0x587/0xd30 [ 4165.594953][ T10] kthread+0x28a/0x350 [ 4165.594953][ T10] ret_from_fork+0x31/0x70 [ 4165.594953][ T10] ret_from_fork_asm+0x1a/0x30 [ 4165.594953][ T10] [ 4165.596889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.596889][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.596889][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.596889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.596889][ T10] ip6_route_add+0x1c/0x140 [ 4165.596889][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4165.596889][ T10] inet6_addr_add+0x4f8/0xa40 [ 4165.596889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.596889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.596889][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.596889][ T10] netlink_unicast+0x449/0x710 [ 4165.596889][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.596889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.596889][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.596889][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.596889][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.596889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.596889][ T10] [ 4165.598901][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.598901][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.598901][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.598901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.598901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4165.598901][ T10] ipv6_add_addr+0x411/0x2000 [ 4165.598901][ T10] inet6_addr_add+0x30e/0xa40 [ 4165.598901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.598901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.598901][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.598901][ T10] netlink_unicast+0x449/0x710 [ 4165.598901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.598901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.598901][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.598901][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.598901][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.598901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.598901][ T10] [ 4165.600910][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.600910][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.600910][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.600910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.600910][ T10] ip6_route_add+0x1c/0x140 [ 4165.600910][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4165.600910][ T10] addrconf_add_dev+0xe2/0x170 [ 4165.600910][ T10] inet6_addr_add+0x12f/0xa40 [ 4165.600910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.600910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.600910][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.600910][ T10] netlink_unicast+0x449/0x710 [ 4165.600910][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.600910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.600910][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.600910][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.600910][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.600910][ T10] [ 4165.602887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.602887][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4165.602887][ T10] ipv6_find_idev+0x102/0x170 [ 4165.602887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.602887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.602887][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.602887][ T10] netlink_unicast+0x449/0x710 [ 4165.602887][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.602887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.602887][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.602887][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.602887][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.602887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.602887][ T10] [ 4165.604432][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4165.604432][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4165.604432][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4165.604432][ T10] ipv6_find_idev+0x102/0x170 [ 4165.604432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.604432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.604432][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.604432][ T10] netlink_unicast+0x449/0x710 [ 4165.604432][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.604432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.604432][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.604432][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.604432][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.604432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.604432][ T10] [ 4165.606154][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4165.606436][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4165.606436][ T10] dst_init+0x84/0x4a0 [ 4165.606436][ T10] dst_alloc+0x97/0x150 [ 4165.606436][ T10] ip6_dst_alloc+0x23/0x90 [ 4165.606436][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4165.606436][ T10] ip6_pol_route+0x56f/0x840 [ 4165.606436][ T10] fib6_rule_lookup+0x456/0x630 [ 4165.606436][ T10] ip6_route_input+0x59c/0xa50 [ 4165.606436][ T10] ipv6_rcv+0x397/0x810 [ 4165.606436][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4165.606436][ T10] process_backlog+0x101/0x620 [ 4165.606436][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4165.606436][ T10] net_rx_action+0x495/0xbe0 [ 4165.606436][ T10] __do_softirq+0x1b5/0x7f6 [ 4165.606436][ T10] [ 4165.608076][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.608076][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4165.608076][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4165.608076][ T10] fib6_nh_init+0xa22/0x1580 [ 4165.608076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.608076][ T10] ip6_route_add+0x1c/0x140 [ 4165.608076][ T10] inet6_rtm_newroute+0x104/0x110 [ 4165.608076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.608076][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.608076][ T10] netlink_unicast+0x449/0x710 [ 4165.608076][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.608076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.608076][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.608076][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.608076][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.608076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.608076][ T10] [ 4165.610008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.610008][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.610008][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.610008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.610008][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4165.610008][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4165.610008][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4165.610008][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4165.610008][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4165.610008][ T10] addrconf_dad_begin+0x310/0x670 [ 4165.610008][ T10] addrconf_dad_work+0x10b/0xab0 [ 4165.610008][ T10] process_one_work+0x84d/0x18a0 [ 4165.610008][ T10] worker_thread+0x587/0xd30 [ 4165.610008][ T10] kthread+0x28a/0x350 [ 4165.610008][ T10] ret_from_fork+0x31/0x70 [ 4165.610008][ T10] ret_from_fork_asm+0x1a/0x30 [ 4165.610008][ T10] [ 4165.611946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.611946][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.611946][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.611946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.611946][ T10] ip6_route_add+0x1c/0x140 [ 4165.611946][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4165.611946][ T10] inet6_addr_add+0x4f8/0xa40 [ 4165.611946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.611946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.611946][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.611946][ T10] netlink_unicast+0x449/0x710 [ 4165.611946][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.611946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.611946][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.611946][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.611946][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.611946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.611946][ T10] [ 4165.613958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.613958][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.613958][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.613958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.613958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4165.613958][ T10] ipv6_add_addr+0x411/0x2000 [ 4165.613958][ T10] inet6_addr_add+0x30e/0xa40 [ 4165.613958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.613958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.613958][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.613958][ T10] netlink_unicast+0x449/0x710 [ 4165.613958][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.613958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.613958][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.613958][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.613958][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.613958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.613958][ T10] [ 4165.615973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.615973][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.615973][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.615973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.615973][ T10] ip6_route_add+0x1c/0x140 [ 4165.615973][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4165.615973][ T10] addrconf_add_dev+0xe2/0x170 [ 4165.615973][ T10] inet6_addr_add+0x12f/0xa40 [ 4165.615973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.615973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.615973][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.615973][ T10] netlink_unicast+0x449/0x710 [ 4165.615973][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.615973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.615973][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.615973][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.615973][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.615973][ T10] [ 4165.618078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.618078][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4165.618078][ T10] ipv6_find_idev+0x102/0x170 [ 4165.618078][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.618078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.618078][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.618078][ T10] netlink_unicast+0x449/0x710 [ 4165.618078][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.618078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.618078][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.618078][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.618078][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.618078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.618078][ T10] [ 4165.619808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4165.619808][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4165.619808][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4165.619808][ T10] ipv6_find_idev+0x102/0x170 [ 4165.619808][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.619808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.619808][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.619808][ T10] netlink_unicast+0x449/0x710 [ 4165.619808][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.619808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.619808][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.619808][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.619808][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.619808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.619808][ T10] [ 4165.621730][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4165.621981][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4165.621981][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.621981][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.621981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.621981][ T10] ip6_route_add+0x1c/0x140 [ 4165.621981][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4165.621981][ T10] inet6_addr_add+0x4f8/0xa40 [ 4165.621981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.621981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.621981][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.621981][ T10] netlink_unicast+0x449/0x710 [ 4165.621981][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.621981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.621981][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.621981][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.621981][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.621981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.621981][ T10] [ 4165.624238][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4165.624238][ T10] netdev_get_by_index+0x5e/0x80 [ 4165.624238][ T10] fib6_nh_init+0x3d8/0x1580 [ 4165.624238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4165.624238][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4165.624238][ T10] ipv6_add_addr+0x411/0x2000 [ 4165.624238][ T10] inet6_addr_add+0x30e/0xa40 [ 4165.624238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4165.624238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.624238][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.624238][ T10] netlink_unicast+0x449/0x710 [ 4165.624238][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.624238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.624238][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.624238][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.624238][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.624238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.624238][ T10] [ 4165.626492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4165.626492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4165.626492][ T10] ipv6_find_idev+0x102/0x170 [ 4165.626492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.626492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.626492][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.626492][ T10] netlink_unicast+0x449/0x710 [ 4165.626492][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.626492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.626492][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.626492][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.626492][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.626492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.626492][ T10] [ 4165.628213][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4165.628213][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4165.628213][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4165.628213][ T10] ipv6_find_idev+0x102/0x170 [ 4165.628213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4165.628213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4165.628213][ T10] netlink_rcv_skb+0x130/0x360 [ 4165.628213][ T10] netlink_unicast+0x449/0x710 [ 4165.628213][ T10] netlink_sendmsg+0x723/0xbe0 [ 4165.628213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4165.628213][ T10] ___sys_sendmsg+0xee/0x170 [ 4165.628213][ T10] __sys_sendmsg+0xcd/0x170 [ 4165.628213][ T10] do_syscall_64+0xc6/0x1e0 [ 4165.628213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4165.628213][ T10] [ 4175.878885][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4175.879354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.879354][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4175.879354][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4175.879354][ T10] fib6_nh_init+0xa22/0x1580 [ 4175.879354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.879354][ T10] ip6_route_add+0x1c/0x140 [ 4175.879354][ T10] inet6_rtm_newroute+0x104/0x110 [ 4175.879354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.879354][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.879354][ T10] netlink_unicast+0x449/0x710 [ 4175.879354][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.879354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.879354][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.879354][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.879354][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.879354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.879354][ T10] [ 4175.881814][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.881814][ T10] dst_init+0x84/0x4a0 [ 4175.881814][ T10] dst_alloc+0x97/0x150 [ 4175.881814][ T10] ip6_dst_alloc+0x23/0x90 [ 4175.881814][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4175.881814][ T10] ip6_pol_route+0x56f/0x840 [ 4175.881814][ T10] fib6_rule_lookup+0x456/0x630 [ 4175.881814][ T10] ip6_route_input+0x59c/0xa50 [ 4175.881814][ T10] ipv6_rcv+0x397/0x810 [ 4175.881814][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4175.881814][ T10] process_backlog+0x101/0x620 [ 4175.881814][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4175.881814][ T10] net_rx_action+0x495/0xbe0 [ 4175.881814][ T10] __do_softirq+0x1b5/0x7f6 [ 4175.881814][ T10] [ 4175.883516][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.883516][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.883516][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.883516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.883516][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4175.883516][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4175.883516][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4175.883516][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4175.883516][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4175.883516][ T10] addrconf_dad_begin+0x310/0x670 [ 4175.883516][ T10] addrconf_dad_work+0x10b/0xab0 [ 4175.883516][ T10] process_one_work+0x84d/0x18a0 [ 4175.883516][ T10] worker_thread+0x587/0xd30 [ 4175.883516][ T10] kthread+0x28a/0x350 [ 4175.883516][ T10] ret_from_fork+0x31/0x70 [ 4175.883516][ T10] ret_from_fork_asm+0x1a/0x30 [ 4175.883516][ T10] [ 4175.885568][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.885568][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.885568][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.885568][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.885568][ T10] ip6_route_add+0x1c/0x140 [ 4175.885568][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4175.885568][ T10] inet6_addr_add+0x4f8/0xa40 [ 4175.885568][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.885568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.885568][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.885568][ T10] netlink_unicast+0x449/0x710 [ 4175.885568][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.885568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.885568][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.885568][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.885568][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.885568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.885568][ T10] [ 4175.887723][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.887723][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.887723][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.887723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.887723][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4175.887723][ T10] ipv6_add_addr+0x411/0x2000 [ 4175.887723][ T10] inet6_addr_add+0x30e/0xa40 [ 4175.887723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.887723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.887723][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.887723][ T10] netlink_unicast+0x449/0x710 [ 4175.887723][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.887723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.887723][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.887723][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.887723][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.887723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.887723][ T10] [ 4175.889821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.889821][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.889821][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.889821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.889821][ T10] ip6_route_add+0x1c/0x140 [ 4175.889821][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4175.889821][ T10] addrconf_add_dev+0xe2/0x170 [ 4175.889821][ T10] inet6_addr_add+0x12f/0xa40 [ 4175.889821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.889821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.889821][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.889821][ T10] netlink_unicast+0x449/0x710 [ 4175.889821][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.889821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.889821][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.889821][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.889821][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.889821][ T10] [ 4175.891941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.891941][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4175.891941][ T10] ipv6_find_idev+0x102/0x170 [ 4175.891941][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.891941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.891941][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.891941][ T10] netlink_unicast+0x449/0x710 [ 4175.891941][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.891941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.891941][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.891941][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.891941][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.891941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.891941][ T10] [ 4175.893964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4175.893964][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4175.893964][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4175.893964][ T10] ipv6_find_idev+0x102/0x170 [ 4175.893964][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.893964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.893964][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.893964][ T10] netlink_unicast+0x449/0x710 [ 4175.893964][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.893964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.893964][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.893964][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.893964][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.893964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.893964][ T10] [ 4175.895706][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4175.896020][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4175.896020][ T10] dst_init+0x84/0x4a0 [ 4175.896020][ T10] dst_alloc+0x97/0x150 [ 4175.896020][ T10] ip6_dst_alloc+0x23/0x90 [ 4175.896020][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4175.896020][ T10] ip6_pol_route+0x56f/0x840 [ 4175.896020][ T10] fib6_rule_lookup+0x456/0x630 [ 4175.896020][ T10] ip6_route_input+0x59c/0xa50 [ 4175.896020][ T10] ipv6_rcv+0x397/0x810 [ 4175.896020][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4175.896020][ T10] process_backlog+0x101/0x620 [ 4175.896020][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4175.896020][ T10] net_rx_action+0x495/0xbe0 [ 4175.896020][ T10] __do_softirq+0x1b5/0x7f6 [ 4175.896020][ T10] [ 4175.897719][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.897719][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4175.897719][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4175.897719][ T10] fib6_nh_init+0xa22/0x1580 [ 4175.897719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.897719][ T10] ip6_route_add+0x1c/0x140 [ 4175.897719][ T10] inet6_rtm_newroute+0x104/0x110 [ 4175.897719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.897719][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.897719][ T10] netlink_unicast+0x449/0x710 [ 4175.897719][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.897719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.897719][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.897719][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.897719][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.897719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.897719][ T10] [ 4175.899655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.899655][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.899655][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.899655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.899655][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4175.899655][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4175.899655][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4175.899655][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4175.899655][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4175.899655][ T10] addrconf_dad_begin+0x310/0x670 [ 4175.899655][ T10] addrconf_dad_work+0x10b/0xab0 [ 4175.899655][ T10] process_one_work+0x84d/0x18a0 [ 4175.899655][ T10] worker_thread+0x587/0xd30 [ 4175.899655][ T10] kthread+0x28a/0x350 [ 4175.899655][ T10] ret_from_fork+0x31/0x70 [ 4175.899655][ T10] ret_from_fork_asm+0x1a/0x30 [ 4175.899655][ T10] [ 4175.901691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.901691][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.901691][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.901691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.901691][ T10] ip6_route_add+0x1c/0x140 [ 4175.901691][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4175.901691][ T10] inet6_addr_add+0x4f8/0xa40 [ 4175.901691][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.901691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.901691][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.901691][ T10] netlink_unicast+0x449/0x710 [ 4175.901691][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.901691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.901691][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.901691][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.901691][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.901691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.901691][ T10] [ 4175.903783][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.903783][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.903783][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.903783][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.903783][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4175.903783][ T10] ipv6_add_addr+0x411/0x2000 [ 4175.903783][ T10] inet6_addr_add+0x30e/0xa40 [ 4175.903783][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.903783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.903783][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.903783][ T10] netlink_unicast+0x449/0x710 [ 4175.903783][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.903783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.903783][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.903783][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.903783][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.903783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.903783][ T10] [ 4175.905910][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.905910][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.905910][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.905910][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.905910][ T10] ip6_route_add+0x1c/0x140 [ 4175.905910][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4175.905910][ T10] addrconf_add_dev+0xe2/0x170 [ 4175.905910][ T10] inet6_addr_add+0x12f/0xa40 [ 4175.905910][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.905910][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.905910][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.905910][ T10] netlink_unicast+0x449/0x710 [ 4175.905910][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.905910][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.905910][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.905910][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.905910][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.905910][ T10] [ 4175.908041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.908041][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4175.908041][ T10] ipv6_find_idev+0x102/0x170 [ 4175.908041][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.908041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.908041][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.908041][ T10] netlink_unicast+0x449/0x710 [ 4175.908041][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.908041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.908041][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.908041][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.908041][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.908041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.908041][ T10] [ 4175.909761][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4175.909761][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4175.909761][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4175.909761][ T10] ipv6_find_idev+0x102/0x170 [ 4175.909761][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.909761][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.909761][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.909761][ T10] netlink_unicast+0x449/0x710 [ 4175.909761][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.909761][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.909761][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.909761][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.909761][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.909761][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.909761][ T10] [ 4175.911576][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4175.911824][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4175.911824][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.911824][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.911824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.911824][ T10] ip6_route_add+0x1c/0x140 [ 4175.911824][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4175.911824][ T10] inet6_addr_add+0x4f8/0xa40 [ 4175.911824][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.911824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.911824][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.911824][ T10] netlink_unicast+0x449/0x710 [ 4175.911824][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.911824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.911824][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.911824][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.911824][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.911824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.911824][ T10] [ 4175.914137][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4175.914137][ T10] netdev_get_by_index+0x5e/0x80 [ 4175.914137][ T10] fib6_nh_init+0x3d8/0x1580 [ 4175.914137][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4175.914137][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4175.914137][ T10] ipv6_add_addr+0x411/0x2000 [ 4175.914137][ T10] inet6_addr_add+0x30e/0xa40 [ 4175.914137][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4175.914137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.914137][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.914137][ T10] netlink_unicast+0x449/0x710 [ 4175.914137][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.914137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.914137][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.914137][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.914137][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.914137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.914137][ T10] [ 4175.916362][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4175.916362][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4175.916362][ T10] ipv6_find_idev+0x102/0x170 [ 4175.916362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.916362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.916362][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.916362][ T10] netlink_unicast+0x449/0x710 [ 4175.916362][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.916362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.916362][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.916362][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.916362][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.916362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.916362][ T10] [ 4175.918072][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4175.918072][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4175.918072][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4175.918072][ T10] ipv6_find_idev+0x102/0x170 [ 4175.918072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4175.918072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4175.918072][ T10] netlink_rcv_skb+0x130/0x360 [ 4175.918072][ T10] netlink_unicast+0x449/0x710 [ 4175.918072][ T10] netlink_sendmsg+0x723/0xbe0 [ 4175.918072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4175.918072][ T10] ___sys_sendmsg+0xee/0x170 [ 4175.918072][ T10] __sys_sendmsg+0xcd/0x170 [ 4175.918072][ T10] do_syscall_64+0xc6/0x1e0 [ 4175.918072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4175.918072][ T10] [ 4185.950960][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4185.951441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.951441][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4185.951441][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4185.951441][ T10] fib6_nh_init+0xa22/0x1580 [ 4185.951441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.951441][ T10] ip6_route_add+0x1c/0x140 [ 4185.951441][ T10] inet6_rtm_newroute+0x104/0x110 [ 4185.951441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.951441][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.951441][ T10] netlink_unicast+0x449/0x710 [ 4185.951441][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.951441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.951441][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.951441][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.951441][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.951441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.951441][ T10] [ 4185.954500][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.954500][ T10] dst_init+0x84/0x4a0 [ 4185.954500][ T10] dst_alloc+0x97/0x150 [ 4185.954500][ T10] ip6_dst_alloc+0x23/0x90 [ 4185.954500][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4185.954500][ T10] ip6_pol_route+0x56f/0x840 [ 4185.954500][ T10] fib6_rule_lookup+0x456/0x630 [ 4185.954500][ T10] ip6_route_input+0x59c/0xa50 [ 4185.954500][ T10] ipv6_rcv+0x397/0x810 [ 4185.954500][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4185.954500][ T10] process_backlog+0x101/0x620 [ 4185.954500][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4185.954500][ T10] net_rx_action+0x495/0xbe0 [ 4185.954500][ T10] __do_softirq+0x1b5/0x7f6 [ 4185.954500][ T10] [ 4185.957149][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.957149][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.957149][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.957149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.957149][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4185.957149][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4185.957149][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4185.957149][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4185.957149][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4185.957149][ T10] addrconf_dad_begin+0x310/0x670 [ 4185.957149][ T10] addrconf_dad_work+0x10b/0xab0 [ 4185.957149][ T10] process_one_work+0x84d/0x18a0 [ 4185.957149][ T10] worker_thread+0x587/0xd30 [ 4185.957149][ T10] kthread+0x28a/0x350 [ 4185.957149][ T10] ret_from_fork+0x31/0x70 [ 4185.957149][ T10] ret_from_fork_asm+0x1a/0x30 [ 4185.957149][ T10] [ 4185.960225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.960225][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.960225][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.960225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.960225][ T10] ip6_route_add+0x1c/0x140 [ 4185.960225][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4185.960225][ T10] inet6_addr_add+0x4f8/0xa40 [ 4185.960225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.960225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.960225][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.960225][ T10] netlink_unicast+0x449/0x710 [ 4185.960225][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.960225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.960225][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.960225][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.960225][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.960225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.960225][ T10] [ 4185.963461][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.963461][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.963461][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.963461][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.963461][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4185.963461][ T10] ipv6_add_addr+0x411/0x2000 [ 4185.963461][ T10] inet6_addr_add+0x30e/0xa40 [ 4185.963461][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.963461][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.963461][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.963461][ T10] netlink_unicast+0x449/0x710 [ 4185.963461][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.963461][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.963461][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.963461][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.963461][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.963461][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.963461][ T10] [ 4185.966711][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.966711][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.966711][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.966711][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.966711][ T10] ip6_route_add+0x1c/0x140 [ 4185.966711][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4185.966711][ T10] addrconf_add_dev+0xe2/0x170 [ 4185.966711][ T10] inet6_addr_add+0x12f/0xa40 [ 4185.966711][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.966711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.966711][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.966711][ T10] netlink_unicast+0x449/0x710 [ 4185.966711][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.966711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.966711][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.966711][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.966711][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.966711][ T10] [ 4185.969880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.969880][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4185.969880][ T10] ipv6_find_idev+0x102/0x170 [ 4185.969880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4185.969880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.969880][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.969880][ T10] netlink_unicast+0x449/0x710 [ 4185.969880][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.969880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.969880][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.969880][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.969880][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.969880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.969880][ T10] [ 4185.972366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4185.972366][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4185.972366][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4185.972366][ T10] ipv6_find_idev+0x102/0x170 [ 4185.972366][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4185.972366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.972366][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.972366][ T10] netlink_unicast+0x449/0x710 [ 4185.972366][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.972366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.972366][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.972366][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.972366][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.972366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.972366][ T10] [ 4185.975094][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4185.975527][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4185.975527][ T10] dst_init+0x84/0x4a0 [ 4185.975527][ T10] dst_alloc+0x97/0x150 [ 4185.975527][ T10] ip6_dst_alloc+0x23/0x90 [ 4185.975527][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4185.975527][ T10] ip6_pol_route+0x56f/0x840 [ 4185.975527][ T10] fib6_rule_lookup+0x456/0x630 [ 4185.975527][ T10] ip6_route_input+0x59c/0xa50 [ 4185.975527][ T10] ipv6_rcv+0x397/0x810 [ 4185.975527][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4185.975527][ T10] process_backlog+0x101/0x620 [ 4185.975527][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4185.975527][ T10] net_rx_action+0x495/0xbe0 [ 4185.975527][ T10] __do_softirq+0x1b5/0x7f6 [ 4185.975527][ T10] [ 4185.978181][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.978181][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4185.978181][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4185.978181][ T10] fib6_nh_init+0xa22/0x1580 [ 4185.978181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.978181][ T10] ip6_route_add+0x1c/0x140 [ 4185.978181][ T10] inet6_rtm_newroute+0x104/0x110 [ 4185.978181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.978181][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.978181][ T10] netlink_unicast+0x449/0x710 [ 4185.978181][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.978181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.978181][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.978181][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.978181][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.978181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.978181][ T10] [ 4185.981207][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.981207][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.981207][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.981207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.981207][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4185.981207][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4185.981207][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4185.981207][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4185.981207][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4185.981207][ T10] addrconf_dad_begin+0x310/0x670 [ 4185.981207][ T10] addrconf_dad_work+0x10b/0xab0 [ 4185.981207][ T10] process_one_work+0x84d/0x18a0 [ 4185.981207][ T10] worker_thread+0x587/0xd30 [ 4185.981207][ T10] kthread+0x28a/0x350 [ 4185.981207][ T10] ret_from_fork+0x31/0x70 [ 4185.981207][ T10] ret_from_fork_asm+0x1a/0x30 [ 4185.981207][ T10] [ 4185.984285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.984285][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.984285][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.984285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.984285][ T10] ip6_route_add+0x1c/0x140 [ 4185.984285][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4185.984285][ T10] inet6_addr_add+0x4f8/0xa40 [ 4185.984285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.984285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.984285][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.984285][ T10] netlink_unicast+0x449/0x710 [ 4185.984285][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.984285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.984285][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.984285][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.984285][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.984285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.984285][ T10] [ 4185.987527][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.987527][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.987527][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.987527][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.987527][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4185.987527][ T10] ipv6_add_addr+0x411/0x2000 [ 4185.987527][ T10] inet6_addr_add+0x30e/0xa40 [ 4185.987527][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.987527][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.987527][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.987527][ T10] netlink_unicast+0x449/0x710 [ 4185.987527][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.987527][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.987527][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.987527][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.987527][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.987527][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.987527][ T10] [ 4185.990742][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.990742][ T10] netdev_get_by_index+0x5e/0x80 [ 4185.990742][ T10] fib6_nh_init+0x3d8/0x1580 [ 4185.990742][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4185.990742][ T10] ip6_route_add+0x1c/0x140 [ 4185.990742][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4185.990742][ T10] addrconf_add_dev+0xe2/0x170 [ 4185.990742][ T10] inet6_addr_add+0x12f/0xa40 [ 4185.990742][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4185.990742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.990742][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.990742][ T10] netlink_unicast+0x449/0x710 [ 4185.990742][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.990742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.990742][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.990742][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.990742][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.990742][ T10] [ 4185.994265][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.994265][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4185.994265][ T10] ipv6_find_idev+0x102/0x170 [ 4185.994265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4185.994265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.994265][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.994265][ T10] netlink_unicast+0x449/0x710 [ 4185.994265][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.994265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.994265][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.994265][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.994265][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.994265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.994265][ T10] [ 4185.997092][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4185.997092][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4185.997092][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4185.997092][ T10] ipv6_find_idev+0x102/0x170 [ 4185.997092][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4185.997092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4185.997092][ T10] netlink_rcv_skb+0x130/0x360 [ 4185.997092][ T10] netlink_unicast+0x449/0x710 [ 4185.997092][ T10] netlink_sendmsg+0x723/0xbe0 [ 4185.997092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4185.997092][ T10] ___sys_sendmsg+0xee/0x170 [ 4185.997092][ T10] __sys_sendmsg+0xcd/0x170 [ 4185.997092][ T10] do_syscall_64+0xc6/0x1e0 [ 4185.997092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4185.997092][ T10] [ 4186.000129][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4186.000620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4186.000620][ T10] netdev_get_by_index+0x5e/0x80 [ 4186.000620][ T10] fib6_nh_init+0x3d8/0x1580 [ 4186.000620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4186.000620][ T10] ip6_route_add+0x1c/0x140 [ 4186.000620][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4186.000620][ T10] inet6_addr_add+0x4f8/0xa40 [ 4186.000620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4186.000620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4186.000620][ T10] netlink_rcv_skb+0x130/0x360 [ 4186.000620][ T10] netlink_unicast+0x449/0x710 [ 4186.000620][ T10] netlink_sendmsg+0x723/0xbe0 [ 4186.000620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4186.000620][ T10] ___sys_sendmsg+0xee/0x170 [ 4186.000620][ T10] __sys_sendmsg+0xcd/0x170 [ 4186.000620][ T10] do_syscall_64+0xc6/0x1e0 [ 4186.000620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4186.000620][ T10] [ 4186.004297][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4186.004297][ T10] netdev_get_by_index+0x5e/0x80 [ 4186.004297][ T10] fib6_nh_init+0x3d8/0x1580 [ 4186.004297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4186.004297][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4186.004297][ T10] ipv6_add_addr+0x411/0x2000 [ 4186.004297][ T10] inet6_addr_add+0x30e/0xa40 [ 4186.004297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4186.004297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4186.004297][ T10] netlink_rcv_skb+0x130/0x360 [ 4186.004297][ T10] netlink_unicast+0x449/0x710 [ 4186.004297][ T10] netlink_sendmsg+0x723/0xbe0 [ 4186.004297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4186.004297][ T10] ___sys_sendmsg+0xee/0x170 [ 4186.004297][ T10] __sys_sendmsg+0xcd/0x170 [ 4186.004297][ T10] do_syscall_64+0xc6/0x1e0 [ 4186.004297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4186.004297][ T10] [ 4186.007818][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4186.007818][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4186.007818][ T10] ipv6_find_idev+0x102/0x170 [ 4186.007818][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4186.007818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4186.007818][ T10] netlink_rcv_skb+0x130/0x360 [ 4186.007818][ T10] netlink_unicast+0x449/0x710 [ 4186.007818][ T10] netlink_sendmsg+0x723/0xbe0 [ 4186.007818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4186.007818][ T10] ___sys_sendmsg+0xee/0x170 [ 4186.007818][ T10] __sys_sendmsg+0xcd/0x170 [ 4186.007818][ T10] do_syscall_64+0xc6/0x1e0 [ 4186.007818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4186.007818][ T10] [ 4186.010636][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4186.010636][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4186.010636][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4186.010636][ T10] ipv6_find_idev+0x102/0x170 [ 4186.010636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4186.010636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4186.010636][ T10] netlink_rcv_skb+0x130/0x360 [ 4186.010636][ T10] netlink_unicast+0x449/0x710 [ 4186.010636][ T10] netlink_sendmsg+0x723/0xbe0 [ 4186.010636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4186.010636][ T10] ___sys_sendmsg+0xee/0x170 [ 4186.010636][ T10] __sys_sendmsg+0xcd/0x170 [ 4186.010636][ T10] do_syscall_64+0xc6/0x1e0 [ 4186.010636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4186.010636][ T10] [ 4196.262950][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4196.263447][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.263447][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4196.263447][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4196.263447][ T10] fib6_nh_init+0xa22/0x1580 [ 4196.263447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.263447][ T10] ip6_route_add+0x1c/0x140 [ 4196.263447][ T10] inet6_rtm_newroute+0x104/0x110 [ 4196.263447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.263447][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.263447][ T10] netlink_unicast+0x449/0x710 [ 4196.263447][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.263447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.263447][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.263447][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.263447][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.263447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.263447][ T10] [ 4196.265381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.265381][ T10] dst_init+0x84/0x4a0 [ 4196.265381][ T10] dst_alloc+0x97/0x150 [ 4196.265381][ T10] ip6_dst_alloc+0x23/0x90 [ 4196.265381][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4196.265381][ T10] ip6_pol_route+0x56f/0x840 [ 4196.265381][ T10] fib6_rule_lookup+0x456/0x630 [ 4196.265381][ T10] ip6_route_input+0x59c/0xa50 [ 4196.265381][ T10] ipv6_rcv+0x397/0x810 [ 4196.265381][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4196.265381][ T10] process_backlog+0x101/0x620 [ 4196.265381][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4196.265381][ T10] net_rx_action+0x495/0xbe0 [ 4196.265381][ T10] __do_softirq+0x1b5/0x7f6 [ 4196.265381][ T10] [ 4196.267064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.267064][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.267064][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.267064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.267064][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4196.267064][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4196.267064][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4196.267064][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4196.267064][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4196.267064][ T10] addrconf_dad_begin+0x310/0x670 [ 4196.267064][ T10] addrconf_dad_work+0x10b/0xab0 [ 4196.267064][ T10] process_one_work+0x84d/0x18a0 [ 4196.267064][ T10] worker_thread+0x587/0xd30 [ 4196.267064][ T10] kthread+0x28a/0x350 [ 4196.267064][ T10] ret_from_fork+0x31/0x70 [ 4196.267064][ T10] ret_from_fork_asm+0x1a/0x30 [ 4196.267064][ T10] [ 4196.269006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.269006][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.269006][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.269006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.269006][ T10] ip6_route_add+0x1c/0x140 [ 4196.269006][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4196.269006][ T10] inet6_addr_add+0x4f8/0xa40 [ 4196.269006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.269006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.269006][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.269006][ T10] netlink_unicast+0x449/0x710 [ 4196.269006][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.269006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.269006][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.269006][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.269006][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.269006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.269006][ T10] [ 4196.271023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.271023][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.271023][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.271023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.271023][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4196.271023][ T10] ipv6_add_addr+0x411/0x2000 [ 4196.271023][ T10] inet6_addr_add+0x30e/0xa40 [ 4196.271023][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.271023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.271023][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.271023][ T10] netlink_unicast+0x449/0x710 [ 4196.271023][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.271023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.271023][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.271023][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.271023][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.271023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.271023][ T10] [ 4196.273061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.273061][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.273061][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.273061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.273061][ T10] ip6_route_add+0x1c/0x140 [ 4196.273061][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4196.273061][ T10] addrconf_add_dev+0xe2/0x170 [ 4196.273061][ T10] inet6_addr_add+0x12f/0xa40 [ 4196.273061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.273061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.273061][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.273061][ T10] netlink_unicast+0x449/0x710 [ 4196.273061][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.273061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.273061][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.273061][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.273061][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.273061][ T10] [ 4196.275091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.275091][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4196.275091][ T10] ipv6_find_idev+0x102/0x170 [ 4196.275091][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.275091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.275091][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.275091][ T10] netlink_unicast+0x449/0x710 [ 4196.275091][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.275091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.275091][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.275091][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.275091][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.275091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.275091][ T10] [ 4196.277561][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4196.277561][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4196.277561][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4196.277561][ T10] ipv6_find_idev+0x102/0x170 [ 4196.277561][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.277561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.277561][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.277561][ T10] netlink_unicast+0x449/0x710 [ 4196.277561][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.277561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.277561][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.277561][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.277561][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.277561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.277561][ T10] [ 4196.280252][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4196.280719][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4196.280719][ T10] dst_init+0x84/0x4a0 [ 4196.280719][ T10] dst_alloc+0x97/0x150 [ 4196.280719][ T10] ip6_dst_alloc+0x23/0x90 [ 4196.280719][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4196.280719][ T10] ip6_pol_route+0x56f/0x840 [ 4196.280719][ T10] fib6_rule_lookup+0x456/0x630 [ 4196.280719][ T10] ip6_route_input+0x59c/0xa50 [ 4196.280719][ T10] ipv6_rcv+0x397/0x810 [ 4196.280719][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4196.280719][ T10] process_backlog+0x101/0x620 [ 4196.280719][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4196.280719][ T10] net_rx_action+0x495/0xbe0 [ 4196.280719][ T10] __do_softirq+0x1b5/0x7f6 [ 4196.280719][ T10] [ 4196.283404][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.283404][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4196.283404][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4196.283404][ T10] fib6_nh_init+0xa22/0x1580 [ 4196.283404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.283404][ T10] ip6_route_add+0x1c/0x140 [ 4196.283404][ T10] inet6_rtm_newroute+0x104/0x110 [ 4196.283404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.283404][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.283404][ T10] netlink_unicast+0x449/0x710 [ 4196.283404][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.283404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.283404][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.283404][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.283404][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.283404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.283404][ T10] [ 4196.286359][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.286359][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.286359][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.286359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.286359][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4196.286359][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4196.286359][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4196.286359][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4196.286359][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4196.286359][ T10] addrconf_dad_begin+0x310/0x670 [ 4196.286359][ T10] addrconf_dad_work+0x10b/0xab0 [ 4196.286359][ T10] process_one_work+0x84d/0x18a0 [ 4196.286359][ T10] worker_thread+0x587/0xd30 [ 4196.286359][ T10] kthread+0x28a/0x350 [ 4196.286359][ T10] ret_from_fork+0x31/0x70 [ 4196.286359][ T10] ret_from_fork_asm+0x1a/0x30 [ 4196.286359][ T10] [ 4196.290249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.290249][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.290249][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.290249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.290249][ T10] ip6_route_add+0x1c/0x140 [ 4196.290249][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4196.290249][ T10] inet6_addr_add+0x4f8/0xa40 [ 4196.290249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.290249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.290249][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.290249][ T10] netlink_unicast+0x449/0x710 [ 4196.290249][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.290249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.290249][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.290249][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.290249][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.290249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.290249][ T10] [ 4196.293429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.293429][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.293429][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.293429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.293429][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4196.293429][ T10] ipv6_add_addr+0x411/0x2000 [ 4196.293429][ T10] inet6_addr_add+0x30e/0xa40 [ 4196.293429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.293429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.293429][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.293429][ T10] netlink_unicast+0x449/0x710 [ 4196.293429][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.293429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.293429][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.293429][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.293429][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.293429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.293429][ T10] [ 4196.296532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.296532][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.296532][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.296532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.296532][ T10] ip6_route_add+0x1c/0x140 [ 4196.296532][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4196.296532][ T10] addrconf_add_dev+0xe2/0x170 [ 4196.296532][ T10] inet6_addr_add+0x12f/0xa40 [ 4196.296532][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.296532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.296532][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.296532][ T10] netlink_unicast+0x449/0x710 [ 4196.296532][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.296532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.296532][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.296532][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.296532][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.296532][ T10] [ 4196.299941][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.299941][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4196.299941][ T10] ipv6_find_idev+0x102/0x170 [ 4196.299941][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.299941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.299941][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.299941][ T10] netlink_unicast+0x449/0x710 [ 4196.299941][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.299941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.299941][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.299941][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.299941][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.299941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.299941][ T10] [ 4196.302770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4196.302770][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4196.302770][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4196.302770][ T10] ipv6_find_idev+0x102/0x170 [ 4196.302770][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.302770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.302770][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.302770][ T10] netlink_unicast+0x449/0x710 [ 4196.302770][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.302770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.302770][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.302770][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.302770][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.302770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.302770][ T10] [ 4196.305821][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4196.306270][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4196.306270][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.306270][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.306270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.306270][ T10] ip6_route_add+0x1c/0x140 [ 4196.306270][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4196.306270][ T10] inet6_addr_add+0x4f8/0xa40 [ 4196.306270][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.306270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.306270][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.306270][ T10] netlink_unicast+0x449/0x710 [ 4196.306270][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.306270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.306270][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.306270][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.306270][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.306270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.306270][ T10] [ 4196.309719][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4196.309719][ T10] netdev_get_by_index+0x5e/0x80 [ 4196.309719][ T10] fib6_nh_init+0x3d8/0x1580 [ 4196.309719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4196.309719][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4196.309719][ T10] ipv6_add_addr+0x411/0x2000 [ 4196.309719][ T10] inet6_addr_add+0x30e/0xa40 [ 4196.309719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4196.309719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.309719][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.309719][ T10] netlink_unicast+0x449/0x710 [ 4196.309719][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.309719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.309719][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.309719][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.309719][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.309719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.309719][ T10] [ 4196.313215][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4196.313215][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4196.313215][ T10] ipv6_find_idev+0x102/0x170 [ 4196.313215][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.313215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.313215][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.313215][ T10] netlink_unicast+0x449/0x710 [ 4196.313215][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.313215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.313215][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.313215][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.313215][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.313215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.313215][ T10] [ 4196.316159][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4196.316159][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4196.316159][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4196.316159][ T10] ipv6_find_idev+0x102/0x170 [ 4196.316159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4196.316159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4196.316159][ T10] netlink_rcv_skb+0x130/0x360 [ 4196.316159][ T10] netlink_unicast+0x449/0x710 [ 4196.316159][ T10] netlink_sendmsg+0x723/0xbe0 [ 4196.316159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4196.316159][ T10] ___sys_sendmsg+0xee/0x170 [ 4196.316159][ T10] __sys_sendmsg+0xcd/0x170 [ 4196.316159][ T10] do_syscall_64+0xc6/0x1e0 [ 4196.316159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4196.316159][ T10] [ 4206.566871][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4206.567314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.567314][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4206.567314][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4206.567314][ T10] fib6_nh_init+0xa22/0x1580 [ 4206.567314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.567314][ T10] ip6_route_add+0x1c/0x140 [ 4206.567314][ T10] inet6_rtm_newroute+0x104/0x110 [ 4206.567314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.567314][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.567314][ T10] netlink_unicast+0x449/0x710 [ 4206.567314][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.567314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.567314][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.567314][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.567314][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.567314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.567314][ T10] [ 4206.569274][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.569274][ T10] dst_init+0x84/0x4a0 [ 4206.569274][ T10] dst_alloc+0x97/0x150 [ 4206.569274][ T10] ip6_dst_alloc+0x23/0x90 [ 4206.569274][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4206.569274][ T10] ip6_pol_route+0x56f/0x840 [ 4206.569274][ T10] fib6_rule_lookup+0x456/0x630 [ 4206.569274][ T10] ip6_route_input+0x59c/0xa50 [ 4206.569274][ T10] ipv6_rcv+0x397/0x810 [ 4206.569274][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4206.569274][ T10] process_backlog+0x101/0x620 [ 4206.569274][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4206.569274][ T10] net_rx_action+0x495/0xbe0 [ 4206.569274][ T10] __do_softirq+0x1b5/0x7f6 [ 4206.569274][ T10] [ 4206.570992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.570992][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.570992][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.570992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.570992][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4206.570992][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4206.570992][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4206.570992][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4206.570992][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4206.570992][ T10] addrconf_dad_begin+0x310/0x670 [ 4206.570992][ T10] addrconf_dad_work+0x10b/0xab0 [ 4206.570992][ T10] process_one_work+0x84d/0x18a0 [ 4206.570992][ T10] worker_thread+0x587/0xd30 [ 4206.570992][ T10] kthread+0x28a/0x350 [ 4206.570992][ T10] ret_from_fork+0x31/0x70 [ 4206.570992][ T10] ret_from_fork_asm+0x1a/0x30 [ 4206.570992][ T10] [ 4206.572970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.572970][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.572970][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.572970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.572970][ T10] ip6_route_add+0x1c/0x140 [ 4206.572970][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4206.572970][ T10] inet6_addr_add+0x4f8/0xa40 [ 4206.572970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.572970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.572970][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.572970][ T10] netlink_unicast+0x449/0x710 [ 4206.572970][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.572970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.572970][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.572970][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.572970][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.572970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.572970][ T10] [ 4206.575047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.575047][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.575047][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.575047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.575047][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4206.575047][ T10] ipv6_add_addr+0x411/0x2000 [ 4206.575047][ T10] inet6_addr_add+0x30e/0xa40 [ 4206.575047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.575047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.575047][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.575047][ T10] netlink_unicast+0x449/0x710 [ 4206.575047][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.575047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.575047][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.575047][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.575047][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.575047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.575047][ T10] [ 4206.577121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.577121][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.577121][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.577121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.577121][ T10] ip6_route_add+0x1c/0x140 [ 4206.577121][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4206.577121][ T10] addrconf_add_dev+0xe2/0x170 [ 4206.577121][ T10] inet6_addr_add+0x12f/0xa40 [ 4206.577121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.577121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.577121][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.577121][ T10] netlink_unicast+0x449/0x710 [ 4206.577121][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.577121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.577121][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.577121][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.577121][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.577121][ T10] [ 4206.579174][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.579174][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4206.579174][ T10] ipv6_find_idev+0x102/0x170 [ 4206.579174][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.579174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.579174][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.579174][ T10] netlink_unicast+0x449/0x710 [ 4206.579174][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.579174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.579174][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.579174][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.579174][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.579174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.579174][ T10] [ 4206.580916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4206.580916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4206.580916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4206.580916][ T10] ipv6_find_idev+0x102/0x170 [ 4206.580916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.580916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.580916][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.580916][ T10] netlink_unicast+0x449/0x710 [ 4206.580916][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.580916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.580916][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.580916][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.580916][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.580916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.580916][ T10] [ 4206.582687][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4206.582993][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4206.582993][ T10] dst_init+0x84/0x4a0 [ 4206.582993][ T10] dst_alloc+0x97/0x150 [ 4206.582993][ T10] ip6_dst_alloc+0x23/0x90 [ 4206.582993][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4206.582993][ T10] ip6_pol_route+0x56f/0x840 [ 4206.582993][ T10] fib6_rule_lookup+0x456/0x630 [ 4206.582993][ T10] ip6_route_input+0x59c/0xa50 [ 4206.582993][ T10] ipv6_rcv+0x397/0x810 [ 4206.582993][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4206.582993][ T10] process_backlog+0x101/0x620 [ 4206.582993][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4206.582993][ T10] net_rx_action+0x495/0xbe0 [ 4206.582993][ T10] __do_softirq+0x1b5/0x7f6 [ 4206.582993][ T10] [ 4206.584708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.584708][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4206.584708][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4206.584708][ T10] fib6_nh_init+0xa22/0x1580 [ 4206.584708][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.584708][ T10] ip6_route_add+0x1c/0x140 [ 4206.584708][ T10] inet6_rtm_newroute+0x104/0x110 [ 4206.584708][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.584708][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.584708][ T10] netlink_unicast+0x449/0x710 [ 4206.584708][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.584708][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.584708][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.584708][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.584708][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.584708][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.584708][ T10] [ 4206.586676][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.586676][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.586676][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.586676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.586676][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4206.586676][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4206.586676][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4206.586676][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4206.586676][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4206.586676][ T10] addrconf_dad_begin+0x310/0x670 [ 4206.586676][ T10] addrconf_dad_work+0x10b/0xab0 [ 4206.586676][ T10] process_one_work+0x84d/0x18a0 [ 4206.586676][ T10] worker_thread+0x587/0xd30 [ 4206.586676][ T10] kthread+0x28a/0x350 [ 4206.586676][ T10] ret_from_fork+0x31/0x70 [ 4206.586676][ T10] ret_from_fork_asm+0x1a/0x30 [ 4206.586676][ T10] [ 4206.588667][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.588667][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.588667][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.588667][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.588667][ T10] ip6_route_add+0x1c/0x140 [ 4206.588667][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4206.588667][ T10] inet6_addr_add+0x4f8/0xa40 [ 4206.588667][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.588667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.588667][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.588667][ T10] netlink_unicast+0x449/0x710 [ 4206.588667][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.588667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.588667][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.588667][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.588667][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.588667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.588667][ T10] [ 4206.590711][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.590711][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.590711][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.590711][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.590711][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4206.590711][ T10] ipv6_add_addr+0x411/0x2000 [ 4206.590711][ T10] inet6_addr_add+0x30e/0xa40 [ 4206.590711][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.590711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.590711][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.590711][ T10] netlink_unicast+0x449/0x710 [ 4206.590711][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.590711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.590711][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.590711][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.590711][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.590711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.590711][ T10] [ 4206.592772][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.592772][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.592772][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.592772][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.592772][ T10] ip6_route_add+0x1c/0x140 [ 4206.592772][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4206.592772][ T10] addrconf_add_dev+0xe2/0x170 [ 4206.592772][ T10] inet6_addr_add+0x12f/0xa40 [ 4206.592772][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.592772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.592772][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.592772][ T10] netlink_unicast+0x449/0x710 [ 4206.592772][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.592772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.592772][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.592772][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.592772][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.592772][ T10] [ 4206.594901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.594901][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4206.594901][ T10] ipv6_find_idev+0x102/0x170 [ 4206.594901][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.594901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.594901][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.594901][ T10] netlink_unicast+0x449/0x710 [ 4206.594901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.594901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.594901][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.594901][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.594901][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.594901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.594901][ T10] [ 4206.596750][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4206.596750][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4206.596750][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4206.596750][ T10] ipv6_find_idev+0x102/0x170 [ 4206.596750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.596750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.596750][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.596750][ T10] netlink_unicast+0x449/0x710 [ 4206.596750][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.596750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.596750][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.596750][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.596750][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.596750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.596750][ T10] [ 4206.598757][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4206.599032][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4206.599032][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.599032][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.599032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.599032][ T10] ip6_route_add+0x1c/0x140 [ 4206.599032][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4206.599032][ T10] inet6_addr_add+0x4f8/0xa40 [ 4206.599032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.599032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.599032][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.599032][ T10] netlink_unicast+0x449/0x710 [ 4206.599032][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.599032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.599032][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.599032][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.599032][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.599032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.599032][ T10] [ 4206.601364][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4206.601364][ T10] netdev_get_by_index+0x5e/0x80 [ 4206.601364][ T10] fib6_nh_init+0x3d8/0x1580 [ 4206.601364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4206.601364][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4206.601364][ T10] ipv6_add_addr+0x411/0x2000 [ 4206.601364][ T10] inet6_addr_add+0x30e/0xa40 [ 4206.601364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4206.601364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.601364][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.601364][ T10] netlink_unicast+0x449/0x710 [ 4206.601364][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.601364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.601364][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.601364][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.601364][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.601364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.601364][ T10] [ 4206.603680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4206.603680][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4206.603680][ T10] ipv6_find_idev+0x102/0x170 [ 4206.603680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.603680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.603680][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.603680][ T10] netlink_unicast+0x449/0x710 [ 4206.603680][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.603680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.603680][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.603680][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.603680][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.603680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.603680][ T10] [ 4206.605524][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4206.605524][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4206.605524][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4206.605524][ T10] ipv6_find_idev+0x102/0x170 [ 4206.605524][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4206.605524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4206.605524][ T10] netlink_rcv_skb+0x130/0x360 [ 4206.605524][ T10] netlink_unicast+0x449/0x710 [ 4206.605524][ T10] netlink_sendmsg+0x723/0xbe0 [ 4206.605524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4206.605524][ T10] ___sys_sendmsg+0xee/0x170 [ 4206.605524][ T10] __sys_sendmsg+0xcd/0x170 [ 4206.605524][ T10] do_syscall_64+0xc6/0x1e0 [ 4206.605524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4206.605524][ T10] [ 4216.854945][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4216.855337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.855337][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4216.855337][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4216.855337][ T10] fib6_nh_init+0xa22/0x1580 [ 4216.855337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.855337][ T10] ip6_route_add+0x1c/0x140 [ 4216.855337][ T10] inet6_rtm_newroute+0x104/0x110 [ 4216.855337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.855337][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.855337][ T10] netlink_unicast+0x449/0x710 [ 4216.855337][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.855337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.855337][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.855337][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.855337][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.855337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.855337][ T10] [ 4216.857281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.857281][ T10] dst_init+0x84/0x4a0 [ 4216.857281][ T10] dst_alloc+0x97/0x150 [ 4216.857281][ T10] ip6_dst_alloc+0x23/0x90 [ 4216.857281][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4216.857281][ T10] ip6_pol_route+0x56f/0x840 [ 4216.857281][ T10] fib6_rule_lookup+0x456/0x630 [ 4216.857281][ T10] ip6_route_input+0x59c/0xa50 [ 4216.857281][ T10] ipv6_rcv+0x397/0x810 [ 4216.857281][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4216.857281][ T10] process_backlog+0x101/0x620 [ 4216.857281][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4216.857281][ T10] net_rx_action+0x495/0xbe0 [ 4216.857281][ T10] __do_softirq+0x1b5/0x7f6 [ 4216.857281][ T10] [ 4216.858933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.858933][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.858933][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.858933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.858933][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4216.858933][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4216.858933][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4216.858933][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4216.858933][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4216.858933][ T10] addrconf_dad_begin+0x310/0x670 [ 4216.858933][ T10] addrconf_dad_work+0x10b/0xab0 [ 4216.858933][ T10] process_one_work+0x84d/0x18a0 [ 4216.858933][ T10] worker_thread+0x587/0xd30 [ 4216.858933][ T10] kthread+0x28a/0x350 [ 4216.858933][ T10] ret_from_fork+0x31/0x70 [ 4216.858933][ T10] ret_from_fork_asm+0x1a/0x30 [ 4216.858933][ T10] [ 4216.860860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.860860][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.860860][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.860860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.860860][ T10] ip6_route_add+0x1c/0x140 [ 4216.860860][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4216.860860][ T10] inet6_addr_add+0x4f8/0xa40 [ 4216.860860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.860860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.860860][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.860860][ T10] netlink_unicast+0x449/0x710 [ 4216.860860][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.860860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.860860][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.860860][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.860860][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.860860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.860860][ T10] [ 4216.862868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.862868][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.862868][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.862868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.862868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4216.862868][ T10] ipv6_add_addr+0x411/0x2000 [ 4216.862868][ T10] inet6_addr_add+0x30e/0xa40 [ 4216.862868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.862868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.862868][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.862868][ T10] netlink_unicast+0x449/0x710 [ 4216.862868][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.862868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.862868][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.862868][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.862868][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.862868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.862868][ T10] [ 4216.864886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.864886][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.864886][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.864886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.864886][ T10] ip6_route_add+0x1c/0x140 [ 4216.864886][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4216.864886][ T10] addrconf_add_dev+0xe2/0x170 [ 4216.864886][ T10] inet6_addr_add+0x12f/0xa40 [ 4216.864886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.864886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.864886][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.864886][ T10] netlink_unicast+0x449/0x710 [ 4216.864886][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.864886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.864886][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.864886][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.864886][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.864886][ T10] [ 4216.866911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.866911][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4216.866911][ T10] ipv6_find_idev+0x102/0x170 [ 4216.866911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.866911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.866911][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.866911][ T10] netlink_unicast+0x449/0x710 [ 4216.866911][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.866911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.866911][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.866911][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.866911][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.866911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.866911][ T10] [ 4216.868462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4216.868462][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4216.868462][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4216.868462][ T10] ipv6_find_idev+0x102/0x170 [ 4216.868462][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.868462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.868462][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.868462][ T10] netlink_unicast+0x449/0x710 [ 4216.868462][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.868462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.868462][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.868462][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.868462][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.868462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.868462][ T10] [ 4216.870162][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4216.870438][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4216.870438][ T10] dst_init+0x84/0x4a0 [ 4216.870438][ T10] dst_alloc+0x97/0x150 [ 4216.870438][ T10] ip6_dst_alloc+0x23/0x90 [ 4216.870438][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4216.870438][ T10] ip6_pol_route+0x56f/0x840 [ 4216.870438][ T10] fib6_rule_lookup+0x456/0x630 [ 4216.870438][ T10] ip6_route_input+0x59c/0xa50 [ 4216.870438][ T10] ipv6_rcv+0x397/0x810 [ 4216.870438][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4216.870438][ T10] process_backlog+0x101/0x620 [ 4216.870438][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4216.870438][ T10] net_rx_action+0x495/0xbe0 [ 4216.870438][ T10] __do_softirq+0x1b5/0x7f6 [ 4216.870438][ T10] [ 4216.872129][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.872129][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4216.872129][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4216.872129][ T10] fib6_nh_init+0xa22/0x1580 [ 4216.872129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.872129][ T10] ip6_route_add+0x1c/0x140 [ 4216.872129][ T10] inet6_rtm_newroute+0x104/0x110 [ 4216.872129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.872129][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.872129][ T10] netlink_unicast+0x449/0x710 [ 4216.872129][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.872129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.872129][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.872129][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.872129][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.872129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.872129][ T10] [ 4216.874027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.874027][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.874027][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.874027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.874027][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4216.874027][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4216.874027][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4216.874027][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4216.874027][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4216.874027][ T10] addrconf_dad_begin+0x310/0x670 [ 4216.874027][ T10] addrconf_dad_work+0x10b/0xab0 [ 4216.874027][ T10] process_one_work+0x84d/0x18a0 [ 4216.874027][ T10] worker_thread+0x587/0xd30 [ 4216.874027][ T10] kthread+0x28a/0x350 [ 4216.874027][ T10] ret_from_fork+0x31/0x70 [ 4216.874027][ T10] ret_from_fork_asm+0x1a/0x30 [ 4216.874027][ T10] [ 4216.875971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.875971][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.875971][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.875971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.875971][ T10] ip6_route_add+0x1c/0x140 [ 4216.875971][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4216.875971][ T10] inet6_addr_add+0x4f8/0xa40 [ 4216.875971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.875971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.875971][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.875971][ T10] netlink_unicast+0x449/0x710 [ 4216.875971][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.875971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.875971][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.875971][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.875971][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.875971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.875971][ T10] [ 4216.877997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.877997][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.877997][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.877997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.877997][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4216.877997][ T10] ipv6_add_addr+0x411/0x2000 [ 4216.877997][ T10] inet6_addr_add+0x30e/0xa40 [ 4216.877997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.877997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.877997][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.877997][ T10] netlink_unicast+0x449/0x710 [ 4216.877997][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.877997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.877997][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.877997][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.877997][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.877997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.877997][ T10] [ 4216.880060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.880060][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.880060][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.880060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.880060][ T10] ip6_route_add+0x1c/0x140 [ 4216.880060][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4216.880060][ T10] addrconf_add_dev+0xe2/0x170 [ 4216.880060][ T10] inet6_addr_add+0x12f/0xa40 [ 4216.880060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.880060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.880060][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.880060][ T10] netlink_unicast+0x449/0x710 [ 4216.880060][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.880060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.880060][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.880060][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.880060][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.880060][ T10] [ 4216.882170][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.882170][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4216.882170][ T10] ipv6_find_idev+0x102/0x170 [ 4216.882170][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.882170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.882170][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.882170][ T10] netlink_unicast+0x449/0x710 [ 4216.882170][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.882170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.882170][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.882170][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.882170][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.882170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.882170][ T10] [ 4216.883901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4216.883901][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4216.883901][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4216.883901][ T10] ipv6_find_idev+0x102/0x170 [ 4216.883901][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.883901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.883901][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.883901][ T10] netlink_unicast+0x449/0x710 [ 4216.883901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.883901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.883901][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.883901][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.883901][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.883901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.883901][ T10] [ 4216.885908][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4216.886150][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4216.886150][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.886150][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.886150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.886150][ T10] ip6_route_add+0x1c/0x140 [ 4216.886150][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4216.886150][ T10] inet6_addr_add+0x4f8/0xa40 [ 4216.886150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.886150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.886150][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.886150][ T10] netlink_unicast+0x449/0x710 [ 4216.886150][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.886150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.886150][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.886150][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.886150][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.886150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.886150][ T10] [ 4216.888403][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4216.888403][ T10] netdev_get_by_index+0x5e/0x80 [ 4216.888403][ T10] fib6_nh_init+0x3d8/0x1580 [ 4216.888403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4216.888403][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4216.888403][ T10] ipv6_add_addr+0x411/0x2000 [ 4216.888403][ T10] inet6_addr_add+0x30e/0xa40 [ 4216.888403][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4216.888403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.888403][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.888403][ T10] netlink_unicast+0x449/0x710 [ 4216.888403][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.888403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.888403][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.888403][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.888403][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.888403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.888403][ T10] [ 4216.890631][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4216.890631][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4216.890631][ T10] ipv6_find_idev+0x102/0x170 [ 4216.890631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.890631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.890631][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.890631][ T10] netlink_unicast+0x449/0x710 [ 4216.890631][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.890631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.890631][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.890631][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.890631][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.890631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.890631][ T10] [ 4216.892353][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4216.892353][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4216.892353][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4216.892353][ T10] ipv6_find_idev+0x102/0x170 [ 4216.892353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4216.892353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4216.892353][ T10] netlink_rcv_skb+0x130/0x360 [ 4216.892353][ T10] netlink_unicast+0x449/0x710 [ 4216.892353][ T10] netlink_sendmsg+0x723/0xbe0 [ 4216.892353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4216.892353][ T10] ___sys_sendmsg+0xee/0x170 [ 4216.892353][ T10] __sys_sendmsg+0xcd/0x170 [ 4216.892353][ T10] do_syscall_64+0xc6/0x1e0 [ 4216.892353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4216.892353][ T10] [ 4227.142980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4227.143385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.143385][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4227.143385][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4227.143385][ T10] fib6_nh_init+0xa22/0x1580 [ 4227.143385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.143385][ T10] ip6_route_add+0x1c/0x140 [ 4227.143385][ T10] inet6_rtm_newroute+0x104/0x110 [ 4227.143385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.143385][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.143385][ T10] netlink_unicast+0x449/0x710 [ 4227.143385][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.143385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.143385][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.143385][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.143385][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.143385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.143385][ T10] [ 4227.145329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.145329][ T10] dst_init+0x84/0x4a0 [ 4227.145329][ T10] dst_alloc+0x97/0x150 [ 4227.145329][ T10] ip6_dst_alloc+0x23/0x90 [ 4227.145329][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4227.145329][ T10] ip6_pol_route+0x56f/0x840 [ 4227.145329][ T10] fib6_rule_lookup+0x456/0x630 [ 4227.145329][ T10] ip6_route_input+0x59c/0xa50 [ 4227.145329][ T10] ipv6_rcv+0x397/0x810 [ 4227.145329][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4227.145329][ T10] process_backlog+0x101/0x620 [ 4227.145329][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4227.145329][ T10] net_rx_action+0x495/0xbe0 [ 4227.145329][ T10] __do_softirq+0x1b5/0x7f6 [ 4227.145329][ T10] [ 4227.147012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.147012][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.147012][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.147012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.147012][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4227.147012][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4227.147012][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4227.147012][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4227.147012][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4227.147012][ T10] addrconf_dad_begin+0x310/0x670 [ 4227.147012][ T10] addrconf_dad_work+0x10b/0xab0 [ 4227.147012][ T10] process_one_work+0x84d/0x18a0 [ 4227.147012][ T10] worker_thread+0x587/0xd30 [ 4227.147012][ T10] kthread+0x28a/0x350 [ 4227.147012][ T10] ret_from_fork+0x31/0x70 [ 4227.147012][ T10] ret_from_fork_asm+0x1a/0x30 [ 4227.147012][ T10] [ 4227.148946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.148946][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.148946][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.148946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.148946][ T10] ip6_route_add+0x1c/0x140 [ 4227.148946][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4227.148946][ T10] inet6_addr_add+0x4f8/0xa40 [ 4227.148946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.148946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.148946][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.148946][ T10] netlink_unicast+0x449/0x710 [ 4227.148946][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.148946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.148946][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.148946][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.148946][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.148946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.148946][ T10] [ 4227.151051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.151051][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.151051][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.151051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.151051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4227.151051][ T10] ipv6_add_addr+0x411/0x2000 [ 4227.151051][ T10] inet6_addr_add+0x30e/0xa40 [ 4227.151051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.151051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.151051][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.151051][ T10] netlink_unicast+0x449/0x710 [ 4227.151051][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.151051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.151051][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.151051][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.151051][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.151051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.151051][ T10] [ 4227.153064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.153064][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.153064][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.153064][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.153064][ T10] ip6_route_add+0x1c/0x140 [ 4227.153064][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4227.153064][ T10] addrconf_add_dev+0xe2/0x170 [ 4227.153064][ T10] inet6_addr_add+0x12f/0xa40 [ 4227.153064][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.153064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.153064][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.153064][ T10] netlink_unicast+0x449/0x710 [ 4227.153064][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.153064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.153064][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.153064][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.153064][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.153064][ T10] [ 4227.155066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.155066][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4227.155066][ T10] ipv6_find_idev+0x102/0x170 [ 4227.155066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.155066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.155066][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.155066][ T10] netlink_unicast+0x449/0x710 [ 4227.155066][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.155066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.155066][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.155066][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.155066][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.155066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.155066][ T10] [ 4227.156674][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4227.156674][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4227.156674][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4227.156674][ T10] ipv6_find_idev+0x102/0x170 [ 4227.156674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.156674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.156674][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.156674][ T10] netlink_unicast+0x449/0x710 [ 4227.156674][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.156674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.156674][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.156674][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.156674][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.156674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.156674][ T10] [ 4227.158411][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4227.158691][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4227.158691][ T10] dst_init+0x84/0x4a0 [ 4227.158691][ T10] dst_alloc+0x97/0x150 [ 4227.158691][ T10] ip6_dst_alloc+0x23/0x90 [ 4227.158691][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4227.158691][ T10] ip6_pol_route+0x56f/0x840 [ 4227.158691][ T10] fib6_rule_lookup+0x456/0x630 [ 4227.158691][ T10] ip6_route_input+0x59c/0xa50 [ 4227.158691][ T10] ipv6_rcv+0x397/0x810 [ 4227.158691][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4227.158691][ T10] process_backlog+0x101/0x620 [ 4227.158691][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4227.158691][ T10] net_rx_action+0x495/0xbe0 [ 4227.158691][ T10] __do_softirq+0x1b5/0x7f6 [ 4227.158691][ T10] [ 4227.160346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.160346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4227.160346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4227.160346][ T10] fib6_nh_init+0xa22/0x1580 [ 4227.160346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.160346][ T10] ip6_route_add+0x1c/0x140 [ 4227.160346][ T10] inet6_rtm_newroute+0x104/0x110 [ 4227.160346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.160346][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.160346][ T10] netlink_unicast+0x449/0x710 [ 4227.160346][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.160346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.160346][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.160346][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.160346][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.160346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.160346][ T10] [ 4227.162232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.162232][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.162232][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.162232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.162232][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4227.162232][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4227.162232][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4227.162232][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4227.162232][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4227.162232][ T10] addrconf_dad_begin+0x310/0x670 [ 4227.162232][ T10] addrconf_dad_work+0x10b/0xab0 [ 4227.162232][ T10] process_one_work+0x84d/0x18a0 [ 4227.162232][ T10] worker_thread+0x587/0xd30 [ 4227.162232][ T10] kthread+0x28a/0x350 [ 4227.162232][ T10] ret_from_fork+0x31/0x70 [ 4227.162232][ T10] ret_from_fork_asm+0x1a/0x30 [ 4227.162232][ T10] [ 4227.164696][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.164696][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.164696][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.164696][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.164696][ T10] ip6_route_add+0x1c/0x140 [ 4227.164696][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4227.164696][ T10] inet6_addr_add+0x4f8/0xa40 [ 4227.164696][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.164696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.164696][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.164696][ T10] netlink_unicast+0x449/0x710 [ 4227.164696][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.164696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.164696][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.164696][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.164696][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.164696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.164696][ T10] [ 4227.166706][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.166706][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.166706][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.166706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.166706][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4227.166706][ T10] ipv6_add_addr+0x411/0x2000 [ 4227.166706][ T10] inet6_addr_add+0x30e/0xa40 [ 4227.166706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.166706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.166706][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.166706][ T10] netlink_unicast+0x449/0x710 [ 4227.166706][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.166706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.166706][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.166706][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.166706][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.166706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.166706][ T10] [ 4227.169115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.169115][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.169115][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.169115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.169115][ T10] ip6_route_add+0x1c/0x140 [ 4227.169115][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4227.169115][ T10] addrconf_add_dev+0xe2/0x170 [ 4227.169115][ T10] inet6_addr_add+0x12f/0xa40 [ 4227.169115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.169115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.169115][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.169115][ T10] netlink_unicast+0x449/0x710 [ 4227.169115][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.169115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.169115][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.169115][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.169115][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.169115][ T10] [ 4227.171289][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.171289][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4227.171289][ T10] ipv6_find_idev+0x102/0x170 [ 4227.171289][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.171289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.171289][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.171289][ T10] netlink_unicast+0x449/0x710 [ 4227.171289][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.171289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.171289][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.171289][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.171289][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.171289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.171289][ T10] [ 4227.173086][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4227.173086][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4227.173086][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4227.173086][ T10] ipv6_find_idev+0x102/0x170 [ 4227.173086][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.173086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.173086][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.173086][ T10] netlink_unicast+0x449/0x710 [ 4227.173086][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.173086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.173086][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.173086][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.173086][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.173086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.173086][ T10] [ 4227.175040][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4227.175348][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4227.175348][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.175348][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.175348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.175348][ T10] ip6_route_add+0x1c/0x140 [ 4227.175348][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4227.175348][ T10] inet6_addr_add+0x4f8/0xa40 [ 4227.175348][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.175348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.175348][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.175348][ T10] netlink_unicast+0x449/0x710 [ 4227.175348][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.175348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.175348][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.175348][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.175348][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.175348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.175348][ T10] [ 4227.177630][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4227.177630][ T10] netdev_get_by_index+0x5e/0x80 [ 4227.177630][ T10] fib6_nh_init+0x3d8/0x1580 [ 4227.177630][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4227.177630][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4227.177630][ T10] ipv6_add_addr+0x411/0x2000 [ 4227.177630][ T10] inet6_addr_add+0x30e/0xa40 [ 4227.177630][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4227.177630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.177630][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.177630][ T10] netlink_unicast+0x449/0x710 [ 4227.177630][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.177630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.177630][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.177630][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.177630][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.177630][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.177630][ T10] [ 4227.179825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4227.179825][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4227.179825][ T10] ipv6_find_idev+0x102/0x170 [ 4227.179825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.179825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.179825][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.179825][ T10] netlink_unicast+0x449/0x710 [ 4227.179825][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.179825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.179825][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.179825][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.179825][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.179825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.179825][ T10] [ 4227.181618][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4227.181618][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4227.181618][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4227.181618][ T10] ipv6_find_idev+0x102/0x170 [ 4227.181618][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4227.181618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4227.181618][ T10] netlink_rcv_skb+0x130/0x360 [ 4227.181618][ T10] netlink_unicast+0x449/0x710 [ 4227.181618][ T10] netlink_sendmsg+0x723/0xbe0 [ 4227.181618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4227.181618][ T10] ___sys_sendmsg+0xee/0x170 [ 4227.181618][ T10] __sys_sendmsg+0xcd/0x170 [ 4227.181618][ T10] do_syscall_64+0xc6/0x1e0 [ 4227.181618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4227.181618][ T10] [ 4237.430915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4237.431386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.431386][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4237.431386][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4237.431386][ T10] fib6_nh_init+0xa22/0x1580 [ 4237.431386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.431386][ T10] ip6_route_add+0x1c/0x140 [ 4237.431386][ T10] inet6_rtm_newroute+0x104/0x110 [ 4237.431386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.431386][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.431386][ T10] netlink_unicast+0x449/0x710 [ 4237.431386][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.431386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.431386][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.431386][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.431386][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.431386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.431386][ T10] [ 4237.433299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.433299][ T10] dst_init+0x84/0x4a0 [ 4237.433299][ T10] dst_alloc+0x97/0x150 [ 4237.433299][ T10] ip6_dst_alloc+0x23/0x90 [ 4237.433299][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4237.433299][ T10] ip6_pol_route+0x56f/0x840 [ 4237.433299][ T10] fib6_rule_lookup+0x456/0x630 [ 4237.433299][ T10] ip6_route_input+0x59c/0xa50 [ 4237.433299][ T10] ipv6_rcv+0x397/0x810 [ 4237.433299][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4237.433299][ T10] process_backlog+0x101/0x620 [ 4237.433299][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4237.433299][ T10] net_rx_action+0x495/0xbe0 [ 4237.433299][ T10] __do_softirq+0x1b5/0x7f6 [ 4237.433299][ T10] [ 4237.434952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.434952][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.434952][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.434952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.434952][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4237.434952][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4237.434952][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4237.434952][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4237.434952][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4237.434952][ T10] addrconf_dad_begin+0x310/0x670 [ 4237.434952][ T10] addrconf_dad_work+0x10b/0xab0 [ 4237.434952][ T10] process_one_work+0x84d/0x18a0 [ 4237.434952][ T10] worker_thread+0x587/0xd30 [ 4237.434952][ T10] kthread+0x28a/0x350 [ 4237.434952][ T10] ret_from_fork+0x31/0x70 [ 4237.434952][ T10] ret_from_fork_asm+0x1a/0x30 [ 4237.434952][ T10] [ 4237.436884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.436884][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.436884][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.436884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.436884][ T10] ip6_route_add+0x1c/0x140 [ 4237.436884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4237.436884][ T10] inet6_addr_add+0x4f8/0xa40 [ 4237.436884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.436884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.436884][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.436884][ T10] netlink_unicast+0x449/0x710 [ 4237.436884][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.436884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.436884][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.436884][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.436884][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.436884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.436884][ T10] [ 4237.438921][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.438921][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.438921][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.438921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.438921][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4237.438921][ T10] ipv6_add_addr+0x411/0x2000 [ 4237.438921][ T10] inet6_addr_add+0x30e/0xa40 [ 4237.438921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.438921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.438921][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.438921][ T10] netlink_unicast+0x449/0x710 [ 4237.438921][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.438921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.438921][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.438921][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.438921][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.438921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.438921][ T10] [ 4237.440929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.440929][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.440929][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.440929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.440929][ T10] ip6_route_add+0x1c/0x140 [ 4237.440929][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4237.440929][ T10] addrconf_add_dev+0xe2/0x170 [ 4237.440929][ T10] inet6_addr_add+0x12f/0xa40 [ 4237.440929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.440929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.440929][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.440929][ T10] netlink_unicast+0x449/0x710 [ 4237.440929][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.440929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.440929][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.440929][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.440929][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.440929][ T10] [ 4237.442924][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.442924][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4237.442924][ T10] ipv6_find_idev+0x102/0x170 [ 4237.442924][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.442924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.442924][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.442924][ T10] netlink_unicast+0x449/0x710 [ 4237.442924][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.442924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.442924][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.442924][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.442924][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.442924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.442924][ T10] [ 4237.444473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4237.444473][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4237.444473][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4237.444473][ T10] ipv6_find_idev+0x102/0x170 [ 4237.444473][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.444473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.444473][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.444473][ T10] netlink_unicast+0x449/0x710 [ 4237.444473][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.444473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.444473][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.444473][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.444473][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.444473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.444473][ T10] [ 4237.446192][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4237.446470][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4237.446470][ T10] dst_init+0x84/0x4a0 [ 4237.446470][ T10] dst_alloc+0x97/0x150 [ 4237.446470][ T10] ip6_dst_alloc+0x23/0x90 [ 4237.446470][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4237.446470][ T10] ip6_pol_route+0x56f/0x840 [ 4237.446470][ T10] fib6_rule_lookup+0x456/0x630 [ 4237.446470][ T10] ip6_route_input+0x59c/0xa50 [ 4237.446470][ T10] ipv6_rcv+0x397/0x810 [ 4237.446470][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4237.446470][ T10] process_backlog+0x101/0x620 [ 4237.446470][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4237.446470][ T10] net_rx_action+0x495/0xbe0 [ 4237.446470][ T10] __do_softirq+0x1b5/0x7f6 [ 4237.446470][ T10] [ 4237.448118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.448118][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4237.448118][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4237.448118][ T10] fib6_nh_init+0xa22/0x1580 [ 4237.448118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.448118][ T10] ip6_route_add+0x1c/0x140 [ 4237.448118][ T10] inet6_rtm_newroute+0x104/0x110 [ 4237.448118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.448118][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.448118][ T10] netlink_unicast+0x449/0x710 [ 4237.448118][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.448118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.448118][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.448118][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.448118][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.448118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.448118][ T10] [ 4237.450011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.450011][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.450011][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.450011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.450011][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4237.450011][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4237.450011][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4237.450011][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4237.450011][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4237.450011][ T10] addrconf_dad_begin+0x310/0x670 [ 4237.450011][ T10] addrconf_dad_work+0x10b/0xab0 [ 4237.450011][ T10] process_one_work+0x84d/0x18a0 [ 4237.450011][ T10] worker_thread+0x587/0xd30 [ 4237.450011][ T10] kthread+0x28a/0x350 [ 4237.450011][ T10] ret_from_fork+0x31/0x70 [ 4237.450011][ T10] ret_from_fork_asm+0x1a/0x30 [ 4237.450011][ T10] [ 4237.451921][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.451921][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.451921][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.451921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.451921][ T10] ip6_route_add+0x1c/0x140 [ 4237.451921][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4237.451921][ T10] inet6_addr_add+0x4f8/0xa40 [ 4237.451921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.451921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.451921][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.451921][ T10] netlink_unicast+0x449/0x710 [ 4237.451921][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.451921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.451921][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.451921][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.451921][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.451921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.451921][ T10] [ 4237.453972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.453972][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.453972][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.453972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.453972][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4237.453972][ T10] ipv6_add_addr+0x411/0x2000 [ 4237.453972][ T10] inet6_addr_add+0x30e/0xa40 [ 4237.453972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.453972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.453972][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.453972][ T10] netlink_unicast+0x449/0x710 [ 4237.453972][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.453972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.453972][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.453972][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.453972][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.453972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.453972][ T10] [ 4237.456029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.456029][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.456029][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.456029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.456029][ T10] ip6_route_add+0x1c/0x140 [ 4237.456029][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4237.456029][ T10] addrconf_add_dev+0xe2/0x170 [ 4237.456029][ T10] inet6_addr_add+0x12f/0xa40 [ 4237.456029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.456029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.456029][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.456029][ T10] netlink_unicast+0x449/0x710 [ 4237.456029][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.456029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.456029][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.456029][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.456029][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.456029][ T10] [ 4237.458143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.458143][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4237.458143][ T10] ipv6_find_idev+0x102/0x170 [ 4237.458143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.458143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.458143][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.458143][ T10] netlink_unicast+0x449/0x710 [ 4237.458143][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.458143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.458143][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.458143][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.458143][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.458143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.458143][ T10] [ 4237.459930][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4237.459930][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4237.459930][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4237.459930][ T10] ipv6_find_idev+0x102/0x170 [ 4237.459930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.459930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.459930][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.459930][ T10] netlink_unicast+0x449/0x710 [ 4237.459930][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.459930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.459930][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.459930][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.459930][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.459930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.459930][ T10] [ 4237.461885][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4237.462128][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4237.462128][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.462128][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.462128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.462128][ T10] ip6_route_add+0x1c/0x140 [ 4237.462128][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4237.462128][ T10] inet6_addr_add+0x4f8/0xa40 [ 4237.462128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.462128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.462128][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.462128][ T10] netlink_unicast+0x449/0x710 [ 4237.462128][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.462128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.462128][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.462128][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.462128][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.462128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.462128][ T10] [ 4237.464386][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4237.464386][ T10] netdev_get_by_index+0x5e/0x80 [ 4237.464386][ T10] fib6_nh_init+0x3d8/0x1580 [ 4237.464386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4237.464386][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4237.464386][ T10] ipv6_add_addr+0x411/0x2000 [ 4237.464386][ T10] inet6_addr_add+0x30e/0xa40 [ 4237.464386][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4237.464386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.464386][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.464386][ T10] netlink_unicast+0x449/0x710 [ 4237.464386][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.464386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.464386][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.464386][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.464386][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.464386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.464386][ T10] [ 4237.467095][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4237.467095][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4237.467095][ T10] ipv6_find_idev+0x102/0x170 [ 4237.467095][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.467095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.467095][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.467095][ T10] netlink_unicast+0x449/0x710 [ 4237.467095][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.467095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.467095][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.467095][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.467095][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.467095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.467095][ T10] [ 4237.469255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4237.469255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4237.469255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4237.469255][ T10] ipv6_find_idev+0x102/0x170 [ 4237.469255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4237.469255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4237.469255][ T10] netlink_rcv_skb+0x130/0x360 [ 4237.469255][ T10] netlink_unicast+0x449/0x710 [ 4237.469255][ T10] netlink_sendmsg+0x723/0xbe0 [ 4237.469255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4237.469255][ T10] ___sys_sendmsg+0xee/0x170 [ 4237.469255][ T10] __sys_sendmsg+0xcd/0x170 [ 4237.469255][ T10] do_syscall_64+0xc6/0x1e0 [ 4237.469255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4237.469255][ T10] [ 4247.630915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4247.631376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.631376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4247.631376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4247.631376][ T10] fib6_nh_init+0xa22/0x1580 [ 4247.631376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.631376][ T10] ip6_route_add+0x1c/0x140 [ 4247.631376][ T10] inet6_rtm_newroute+0x104/0x110 [ 4247.631376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.631376][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.631376][ T10] netlink_unicast+0x449/0x710 [ 4247.631376][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.631376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.631376][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.631376][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.631376][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.631376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.631376][ T10] [ 4247.633363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.633363][ T10] dst_init+0x84/0x4a0 [ 4247.633363][ T10] dst_alloc+0x97/0x150 [ 4247.633363][ T10] ip6_dst_alloc+0x23/0x90 [ 4247.633363][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4247.633363][ T10] ip6_pol_route+0x56f/0x840 [ 4247.633363][ T10] fib6_rule_lookup+0x456/0x630 [ 4247.633363][ T10] ip6_route_input+0x59c/0xa50 [ 4247.633363][ T10] ipv6_rcv+0x397/0x810 [ 4247.633363][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4247.633363][ T10] process_backlog+0x101/0x620 [ 4247.633363][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4247.633363][ T10] net_rx_action+0x495/0xbe0 [ 4247.633363][ T10] __do_softirq+0x1b5/0x7f6 [ 4247.633363][ T10] [ 4247.635039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.635039][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.635039][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.635039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.635039][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4247.635039][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4247.635039][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4247.635039][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4247.635039][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4247.635039][ T10] addrconf_dad_begin+0x310/0x670 [ 4247.635039][ T10] addrconf_dad_work+0x10b/0xab0 [ 4247.635039][ T10] process_one_work+0x84d/0x18a0 [ 4247.635039][ T10] worker_thread+0x587/0xd30 [ 4247.635039][ T10] kthread+0x28a/0x350 [ 4247.635039][ T10] ret_from_fork+0x31/0x70 [ 4247.635039][ T10] ret_from_fork_asm+0x1a/0x30 [ 4247.635039][ T10] [ 4247.636973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.636973][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.636973][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.636973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.636973][ T10] ip6_route_add+0x1c/0x140 [ 4247.636973][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4247.636973][ T10] inet6_addr_add+0x4f8/0xa40 [ 4247.636973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.636973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.636973][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.636973][ T10] netlink_unicast+0x449/0x710 [ 4247.636973][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.636973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.636973][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.636973][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.636973][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.636973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.636973][ T10] [ 4247.639028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.639028][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.639028][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.639028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.639028][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4247.639028][ T10] ipv6_add_addr+0x411/0x2000 [ 4247.639028][ T10] inet6_addr_add+0x30e/0xa40 [ 4247.639028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.639028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.639028][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.639028][ T10] netlink_unicast+0x449/0x710 [ 4247.639028][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.639028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.639028][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.639028][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.639028][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.639028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.639028][ T10] [ 4247.641178][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.641178][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.641178][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.641178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.641178][ T10] ip6_route_add+0x1c/0x140 [ 4247.641178][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4247.641178][ T10] addrconf_add_dev+0xe2/0x170 [ 4247.641178][ T10] inet6_addr_add+0x12f/0xa40 [ 4247.641178][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.641178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.641178][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.641178][ T10] netlink_unicast+0x449/0x710 [ 4247.641178][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.641178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.641178][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.641178][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.641178][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.641178][ T10] [ 4247.643286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.643286][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4247.643286][ T10] ipv6_find_idev+0x102/0x170 [ 4247.643286][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.643286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.643286][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.643286][ T10] netlink_unicast+0x449/0x710 [ 4247.643286][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.643286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.643286][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.643286][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.643286][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.643286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.643286][ T10] [ 4247.644952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4247.644952][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4247.644952][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4247.644952][ T10] ipv6_find_idev+0x102/0x170 [ 4247.644952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.644952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.644952][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.644952][ T10] netlink_unicast+0x449/0x710 [ 4247.644952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.644952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.644952][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.644952][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.644952][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.644952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.644952][ T10] [ 4247.646906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4247.647211][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4247.647211][ T10] dst_init+0x84/0x4a0 [ 4247.647211][ T10] dst_alloc+0x97/0x150 [ 4247.647211][ T10] ip6_dst_alloc+0x23/0x90 [ 4247.647211][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4247.647211][ T10] ip6_pol_route+0x56f/0x840 [ 4247.647211][ T10] fib6_rule_lookup+0x456/0x630 [ 4247.647211][ T10] ip6_route_input+0x59c/0xa50 [ 4247.647211][ T10] ipv6_rcv+0x397/0x810 [ 4247.647211][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4247.647211][ T10] process_backlog+0x101/0x620 [ 4247.647211][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4247.647211][ T10] net_rx_action+0x495/0xbe0 [ 4247.647211][ T10] __do_softirq+0x1b5/0x7f6 [ 4247.647211][ T10] [ 4247.648979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.648979][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4247.648979][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4247.648979][ T10] fib6_nh_init+0xa22/0x1580 [ 4247.648979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.648979][ T10] ip6_route_add+0x1c/0x140 [ 4247.648979][ T10] inet6_rtm_newroute+0x104/0x110 [ 4247.648979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.648979][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.648979][ T10] netlink_unicast+0x449/0x710 [ 4247.648979][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.648979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.648979][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.648979][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.648979][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.648979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.648979][ T10] [ 4247.650994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.650994][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.650994][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.650994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.650994][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4247.650994][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4247.650994][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4247.650994][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4247.650994][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4247.650994][ T10] addrconf_dad_begin+0x310/0x670 [ 4247.650994][ T10] addrconf_dad_work+0x10b/0xab0 [ 4247.650994][ T10] process_one_work+0x84d/0x18a0 [ 4247.650994][ T10] worker_thread+0x587/0xd30 [ 4247.650994][ T10] kthread+0x28a/0x350 [ 4247.650994][ T10] ret_from_fork+0x31/0x70 [ 4247.650994][ T10] ret_from_fork_asm+0x1a/0x30 [ 4247.650994][ T10] [ 4247.652999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.652999][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.652999][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.652999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.652999][ T10] ip6_route_add+0x1c/0x140 [ 4247.652999][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4247.652999][ T10] inet6_addr_add+0x4f8/0xa40 [ 4247.652999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.652999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.652999][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.652999][ T10] netlink_unicast+0x449/0x710 [ 4247.652999][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.652999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.652999][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.652999][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.652999][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.652999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.652999][ T10] [ 4247.655001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.655001][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.655001][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.655001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.655001][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4247.655001][ T10] ipv6_add_addr+0x411/0x2000 [ 4247.655001][ T10] inet6_addr_add+0x30e/0xa40 [ 4247.655001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.655001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.655001][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.655001][ T10] netlink_unicast+0x449/0x710 [ 4247.655001][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.655001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.655001][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.655001][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.655001][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.655001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.655001][ T10] [ 4247.657408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.657408][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.657408][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.657408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.657408][ T10] ip6_route_add+0x1c/0x140 [ 4247.657408][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4247.657408][ T10] addrconf_add_dev+0xe2/0x170 [ 4247.657408][ T10] inet6_addr_add+0x12f/0xa40 [ 4247.657408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.657408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.657408][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.657408][ T10] netlink_unicast+0x449/0x710 [ 4247.657408][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.657408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.657408][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.657408][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.657408][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.657408][ T10] [ 4247.659563][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.659563][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4247.659563][ T10] ipv6_find_idev+0x102/0x170 [ 4247.659563][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.659563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.659563][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.659563][ T10] netlink_unicast+0x449/0x710 [ 4247.659563][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.659563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.659563][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.659563][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.659563][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.659563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.659563][ T10] [ 4247.661298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4247.661298][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4247.661298][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4247.661298][ T10] ipv6_find_idev+0x102/0x170 [ 4247.661298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.661298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.661298][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.661298][ T10] netlink_unicast+0x449/0x710 [ 4247.661298][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.661298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.661298][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.661298][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.661298][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.661298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.661298][ T10] [ 4247.663317][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4247.663557][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4247.663557][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.663557][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.663557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.663557][ T10] ip6_route_add+0x1c/0x140 [ 4247.663557][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4247.663557][ T10] inet6_addr_add+0x4f8/0xa40 [ 4247.663557][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.663557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.663557][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.663557][ T10] netlink_unicast+0x449/0x710 [ 4247.663557][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.663557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.663557][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.663557][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.663557][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.663557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.663557][ T10] [ 4247.665810][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4247.665810][ T10] netdev_get_by_index+0x5e/0x80 [ 4247.665810][ T10] fib6_nh_init+0x3d8/0x1580 [ 4247.665810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4247.665810][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4247.665810][ T10] ipv6_add_addr+0x411/0x2000 [ 4247.665810][ T10] inet6_addr_add+0x30e/0xa40 [ 4247.665810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4247.665810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.665810][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.665810][ T10] netlink_unicast+0x449/0x710 [ 4247.665810][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.665810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.665810][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.665810][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.665810][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.665810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.665810][ T10] [ 4247.668099][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4247.668099][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4247.668099][ T10] ipv6_find_idev+0x102/0x170 [ 4247.668099][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.668099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.668099][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.668099][ T10] netlink_unicast+0x449/0x710 [ 4247.668099][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.668099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.668099][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.668099][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.668099][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.668099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.668099][ T10] [ 4247.669937][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4247.669937][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4247.669937][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4247.669937][ T10] ipv6_find_idev+0x102/0x170 [ 4247.669937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4247.669937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4247.669937][ T10] netlink_rcv_skb+0x130/0x360 [ 4247.669937][ T10] netlink_unicast+0x449/0x710 [ 4247.669937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4247.669937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4247.669937][ T10] ___sys_sendmsg+0xee/0x170 [ 4247.669937][ T10] __sys_sendmsg+0xcd/0x170 [ 4247.669937][ T10] do_syscall_64+0xc6/0x1e0 [ 4247.669937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4247.669937][ T10] [ 4257.806936][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4257.807378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.807378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4257.807378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4257.807378][ T10] fib6_nh_init+0xa22/0x1580 [ 4257.807378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.807378][ T10] ip6_route_add+0x1c/0x140 [ 4257.807378][ T10] inet6_rtm_newroute+0x104/0x110 [ 4257.807378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.807378][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.807378][ T10] netlink_unicast+0x449/0x710 [ 4257.807378][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.807378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.807378][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.807378][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.807378][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.807378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.807378][ T10] [ 4257.809340][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.809340][ T10] dst_init+0x84/0x4a0 [ 4257.809340][ T10] dst_alloc+0x97/0x150 [ 4257.809340][ T10] ip6_dst_alloc+0x23/0x90 [ 4257.809340][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4257.809340][ T10] ip6_pol_route+0x56f/0x840 [ 4257.809340][ T10] fib6_rule_lookup+0x456/0x630 [ 4257.809340][ T10] ip6_route_input+0x59c/0xa50 [ 4257.809340][ T10] ipv6_rcv+0x397/0x810 [ 4257.809340][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4257.809340][ T10] process_backlog+0x101/0x620 [ 4257.809340][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4257.809340][ T10] net_rx_action+0x495/0xbe0 [ 4257.809340][ T10] __do_softirq+0x1b5/0x7f6 [ 4257.809340][ T10] [ 4257.811009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.811009][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.811009][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.811009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.811009][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4257.811009][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4257.811009][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4257.811009][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4257.811009][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4257.811009][ T10] addrconf_dad_begin+0x310/0x670 [ 4257.811009][ T10] addrconf_dad_work+0x10b/0xab0 [ 4257.811009][ T10] process_one_work+0x84d/0x18a0 [ 4257.811009][ T10] worker_thread+0x587/0xd30 [ 4257.811009][ T10] kthread+0x28a/0x350 [ 4257.811009][ T10] ret_from_fork+0x31/0x70 [ 4257.811009][ T10] ret_from_fork_asm+0x1a/0x30 [ 4257.811009][ T10] [ 4257.812929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.812929][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.812929][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.812929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.812929][ T10] ip6_route_add+0x1c/0x140 [ 4257.812929][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4257.812929][ T10] inet6_addr_add+0x4f8/0xa40 [ 4257.812929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.812929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.812929][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.812929][ T10] netlink_unicast+0x449/0x710 [ 4257.812929][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.812929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.812929][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.812929][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.812929][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.812929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.812929][ T10] [ 4257.814965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.814965][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.814965][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.814965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.814965][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4257.814965][ T10] ipv6_add_addr+0x411/0x2000 [ 4257.814965][ T10] inet6_addr_add+0x30e/0xa40 [ 4257.814965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.814965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.814965][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.814965][ T10] netlink_unicast+0x449/0x710 [ 4257.814965][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.814965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.814965][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.814965][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.814965][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.814965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.814965][ T10] [ 4257.817002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.817002][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.817002][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.817002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.817002][ T10] ip6_route_add+0x1c/0x140 [ 4257.817002][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4257.817002][ T10] addrconf_add_dev+0xe2/0x170 [ 4257.817002][ T10] inet6_addr_add+0x12f/0xa40 [ 4257.817002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.817002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.817002][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.817002][ T10] netlink_unicast+0x449/0x710 [ 4257.817002][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.817002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.817002][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.817002][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.817002][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.817002][ T10] [ 4257.819008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.819008][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4257.819008][ T10] ipv6_find_idev+0x102/0x170 [ 4257.819008][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.819008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.819008][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.819008][ T10] netlink_unicast+0x449/0x710 [ 4257.819008][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.819008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.819008][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.819008][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.819008][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.819008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.819008][ T10] [ 4257.820652][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4257.820652][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4257.820652][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4257.820652][ T10] ipv6_find_idev+0x102/0x170 [ 4257.820652][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.820652][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.820652][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.820652][ T10] netlink_unicast+0x449/0x710 [ 4257.820652][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.820652][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.820652][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.820652][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.820652][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.820652][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.820652][ T10] [ 4257.822373][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4257.822650][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4257.822650][ T10] dst_init+0x84/0x4a0 [ 4257.822650][ T10] dst_alloc+0x97/0x150 [ 4257.822650][ T10] ip6_dst_alloc+0x23/0x90 [ 4257.822650][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4257.822650][ T10] ip6_pol_route+0x56f/0x840 [ 4257.822650][ T10] fib6_rule_lookup+0x456/0x630 [ 4257.822650][ T10] ip6_route_input+0x59c/0xa50 [ 4257.822650][ T10] ipv6_rcv+0x397/0x810 [ 4257.822650][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4257.822650][ T10] process_backlog+0x101/0x620 [ 4257.822650][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4257.822650][ T10] net_rx_action+0x495/0xbe0 [ 4257.822650][ T10] __do_softirq+0x1b5/0x7f6 [ 4257.822650][ T10] [ 4257.824301][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.824301][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4257.824301][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4257.824301][ T10] fib6_nh_init+0xa22/0x1580 [ 4257.824301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.824301][ T10] ip6_route_add+0x1c/0x140 [ 4257.824301][ T10] inet6_rtm_newroute+0x104/0x110 [ 4257.824301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.824301][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.824301][ T10] netlink_unicast+0x449/0x710 [ 4257.824301][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.824301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.824301][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.824301][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.824301][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.824301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.824301][ T10] [ 4257.826210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.826210][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.826210][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.826210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.826210][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4257.826210][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4257.826210][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4257.826210][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4257.826210][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4257.826210][ T10] addrconf_dad_begin+0x310/0x670 [ 4257.826210][ T10] addrconf_dad_work+0x10b/0xab0 [ 4257.826210][ T10] process_one_work+0x84d/0x18a0 [ 4257.826210][ T10] worker_thread+0x587/0xd30 [ 4257.826210][ T10] kthread+0x28a/0x350 [ 4257.826210][ T10] ret_from_fork+0x31/0x70 [ 4257.826210][ T10] ret_from_fork_asm+0x1a/0x30 [ 4257.826210][ T10] [ 4257.828147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.828147][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.828147][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.828147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.828147][ T10] ip6_route_add+0x1c/0x140 [ 4257.828147][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4257.828147][ T10] inet6_addr_add+0x4f8/0xa40 [ 4257.828147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.828147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.828147][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.828147][ T10] netlink_unicast+0x449/0x710 [ 4257.828147][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.828147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.828147][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.828147][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.828147][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.828147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.828147][ T10] [ 4257.830168][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.830168][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.830168][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.830168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.830168][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4257.830168][ T10] ipv6_add_addr+0x411/0x2000 [ 4257.830168][ T10] inet6_addr_add+0x30e/0xa40 [ 4257.830168][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.830168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.830168][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.830168][ T10] netlink_unicast+0x449/0x710 [ 4257.830168][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.830168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.830168][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.830168][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.830168][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.830168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.830168][ T10] [ 4257.832187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.832187][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.832187][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.832187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.832187][ T10] ip6_route_add+0x1c/0x140 [ 4257.832187][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4257.832187][ T10] addrconf_add_dev+0xe2/0x170 [ 4257.832187][ T10] inet6_addr_add+0x12f/0xa40 [ 4257.832187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.832187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.832187][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.832187][ T10] netlink_unicast+0x449/0x710 [ 4257.832187][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.832187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.832187][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.832187][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.832187][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.832187][ T10] [ 4257.834352][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.834352][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4257.834352][ T10] ipv6_find_idev+0x102/0x170 [ 4257.834352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.834352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.834352][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.834352][ T10] netlink_unicast+0x449/0x710 [ 4257.834352][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.834352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.834352][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.834352][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.834352][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.834352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.834352][ T10] [ 4257.836161][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4257.836161][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4257.836161][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4257.836161][ T10] ipv6_find_idev+0x102/0x170 [ 4257.836161][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.836161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.836161][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.836161][ T10] netlink_unicast+0x449/0x710 [ 4257.836161][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.836161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.836161][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.836161][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.836161][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.836161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.836161][ T10] [ 4257.838038][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4257.838280][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4257.838280][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.838280][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.838280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.838280][ T10] ip6_route_add+0x1c/0x140 [ 4257.838280][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4257.838280][ T10] inet6_addr_add+0x4f8/0xa40 [ 4257.838280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.838280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.838280][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.838280][ T10] netlink_unicast+0x449/0x710 [ 4257.838280][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.838280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.838280][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.838280][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.838280][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.838280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.838280][ T10] [ 4257.840537][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4257.840537][ T10] netdev_get_by_index+0x5e/0x80 [ 4257.840537][ T10] fib6_nh_init+0x3d8/0x1580 [ 4257.840537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4257.840537][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4257.840537][ T10] ipv6_add_addr+0x411/0x2000 [ 4257.840537][ T10] inet6_addr_add+0x30e/0xa40 [ 4257.840537][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4257.840537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.840537][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.840537][ T10] netlink_unicast+0x449/0x710 [ 4257.840537][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.840537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.840537][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.840537][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.840537][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.840537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.840537][ T10] [ 4257.842797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4257.842797][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4257.842797][ T10] ipv6_find_idev+0x102/0x170 [ 4257.842797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.842797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.842797][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.842797][ T10] netlink_unicast+0x449/0x710 [ 4257.842797][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.842797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.842797][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.842797][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.842797][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.842797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.842797][ T10] [ 4257.844599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4257.844599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4257.844599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4257.844599][ T10] ipv6_find_idev+0x102/0x170 [ 4257.844599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4257.844599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4257.844599][ T10] netlink_rcv_skb+0x130/0x360 [ 4257.844599][ T10] netlink_unicast+0x449/0x710 [ 4257.844599][ T10] netlink_sendmsg+0x723/0xbe0 [ 4257.844599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4257.844599][ T10] ___sys_sendmsg+0xee/0x170 [ 4257.844599][ T10] __sys_sendmsg+0xcd/0x170 [ 4257.844599][ T10] do_syscall_64+0xc6/0x1e0 [ 4257.844599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4257.844599][ T10] [ 4268.094920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4268.095401][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.095401][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4268.095401][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4268.095401][ T10] fib6_nh_init+0xa22/0x1580 [ 4268.095401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.095401][ T10] ip6_route_add+0x1c/0x140 [ 4268.095401][ T10] inet6_rtm_newroute+0x104/0x110 [ 4268.095401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.095401][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.095401][ T10] netlink_unicast+0x449/0x710 [ 4268.095401][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.095401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.095401][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.095401][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.095401][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.095401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.095401][ T10] [ 4268.097329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.097329][ T10] dst_init+0x84/0x4a0 [ 4268.097329][ T10] dst_alloc+0x97/0x150 [ 4268.097329][ T10] ip6_dst_alloc+0x23/0x90 [ 4268.097329][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4268.097329][ T10] ip6_pol_route+0x56f/0x840 [ 4268.097329][ T10] fib6_rule_lookup+0x456/0x630 [ 4268.097329][ T10] ip6_route_input+0x59c/0xa50 [ 4268.097329][ T10] ipv6_rcv+0x397/0x810 [ 4268.097329][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4268.097329][ T10] process_backlog+0x101/0x620 [ 4268.097329][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4268.097329][ T10] net_rx_action+0x495/0xbe0 [ 4268.097329][ T10] __do_softirq+0x1b5/0x7f6 [ 4268.097329][ T10] [ 4268.098992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.098992][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.098992][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.098992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.098992][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4268.098992][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4268.098992][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4268.098992][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4268.098992][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4268.098992][ T10] addrconf_dad_begin+0x310/0x670 [ 4268.098992][ T10] addrconf_dad_work+0x10b/0xab0 [ 4268.098992][ T10] process_one_work+0x84d/0x18a0 [ 4268.098992][ T10] worker_thread+0x587/0xd30 [ 4268.098992][ T10] kthread+0x28a/0x350 [ 4268.098992][ T10] ret_from_fork+0x31/0x70 [ 4268.098992][ T10] ret_from_fork_asm+0x1a/0x30 [ 4268.098992][ T10] [ 4268.100915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.100915][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.100915][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.100915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.100915][ T10] ip6_route_add+0x1c/0x140 [ 4268.100915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4268.100915][ T10] inet6_addr_add+0x4f8/0xa40 [ 4268.100915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.100915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.100915][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.100915][ T10] netlink_unicast+0x449/0x710 [ 4268.100915][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.100915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.100915][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.100915][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.100915][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.100915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.100915][ T10] [ 4268.102926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.102926][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.102926][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.102926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.102926][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4268.102926][ T10] ipv6_add_addr+0x411/0x2000 [ 4268.102926][ T10] inet6_addr_add+0x30e/0xa40 [ 4268.102926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.102926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.102926][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.102926][ T10] netlink_unicast+0x449/0x710 [ 4268.102926][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.102926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.102926][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.102926][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.102926][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.102926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.102926][ T10] [ 4268.105048][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.105048][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.105048][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.105048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.105048][ T10] ip6_route_add+0x1c/0x140 [ 4268.105048][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4268.105048][ T10] addrconf_add_dev+0xe2/0x170 [ 4268.105048][ T10] inet6_addr_add+0x12f/0xa40 [ 4268.105048][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.105048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.105048][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.105048][ T10] netlink_unicast+0x449/0x710 [ 4268.105048][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.105048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.105048][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.105048][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.105048][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.105048][ T10] [ 4268.107037][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.107037][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4268.107037][ T10] ipv6_find_idev+0x102/0x170 [ 4268.107037][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.107037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.107037][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.107037][ T10] netlink_unicast+0x449/0x710 [ 4268.107037][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.107037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.107037][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.107037][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.107037][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.107037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.107037][ T10] [ 4268.108582][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4268.108582][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4268.108582][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4268.108582][ T10] ipv6_find_idev+0x102/0x170 [ 4268.108582][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.108582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.108582][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.108582][ T10] netlink_unicast+0x449/0x710 [ 4268.108582][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.108582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.108582][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.108582][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.108582][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.108582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.108582][ T10] [ 4268.110309][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4268.110590][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4268.110590][ T10] dst_init+0x84/0x4a0 [ 4268.110590][ T10] dst_alloc+0x97/0x150 [ 4268.110590][ T10] ip6_dst_alloc+0x23/0x90 [ 4268.110590][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4268.110590][ T10] ip6_pol_route+0x56f/0x840 [ 4268.110590][ T10] fib6_rule_lookup+0x456/0x630 [ 4268.110590][ T10] ip6_route_input+0x59c/0xa50 [ 4268.110590][ T10] ipv6_rcv+0x397/0x810 [ 4268.110590][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4268.110590][ T10] process_backlog+0x101/0x620 [ 4268.110590][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4268.110590][ T10] net_rx_action+0x495/0xbe0 [ 4268.110590][ T10] __do_softirq+0x1b5/0x7f6 [ 4268.110590][ T10] [ 4268.112237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.112237][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4268.112237][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4268.112237][ T10] fib6_nh_init+0xa22/0x1580 [ 4268.112237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.112237][ T10] ip6_route_add+0x1c/0x140 [ 4268.112237][ T10] inet6_rtm_newroute+0x104/0x110 [ 4268.112237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.112237][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.112237][ T10] netlink_unicast+0x449/0x710 [ 4268.112237][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.112237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.112237][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.112237][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.112237][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.112237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.112237][ T10] [ 4268.114129][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.114129][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.114129][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.114129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.114129][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4268.114129][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4268.114129][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4268.114129][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4268.114129][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4268.114129][ T10] addrconf_dad_begin+0x310/0x670 [ 4268.114129][ T10] addrconf_dad_work+0x10b/0xab0 [ 4268.114129][ T10] process_one_work+0x84d/0x18a0 [ 4268.114129][ T10] worker_thread+0x587/0xd30 [ 4268.114129][ T10] kthread+0x28a/0x350 [ 4268.114129][ T10] ret_from_fork+0x31/0x70 [ 4268.114129][ T10] ret_from_fork_asm+0x1a/0x30 [ 4268.114129][ T10] [ 4268.116075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.116075][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.116075][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.116075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.116075][ T10] ip6_route_add+0x1c/0x140 [ 4268.116075][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4268.116075][ T10] inet6_addr_add+0x4f8/0xa40 [ 4268.116075][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.116075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.116075][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.116075][ T10] netlink_unicast+0x449/0x710 [ 4268.116075][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.116075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.116075][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.116075][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.116075][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.116075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.116075][ T10] [ 4268.118103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.118103][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.118103][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.118103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.118103][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4268.118103][ T10] ipv6_add_addr+0x411/0x2000 [ 4268.118103][ T10] inet6_addr_add+0x30e/0xa40 [ 4268.118103][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.118103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.118103][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.118103][ T10] netlink_unicast+0x449/0x710 [ 4268.118103][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.118103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.118103][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.118103][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.118103][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.118103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.118103][ T10] [ 4268.120115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.120115][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.120115][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.120115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.120115][ T10] ip6_route_add+0x1c/0x140 [ 4268.120115][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4268.120115][ T10] addrconf_add_dev+0xe2/0x170 [ 4268.120115][ T10] inet6_addr_add+0x12f/0xa40 [ 4268.120115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.120115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.120115][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.120115][ T10] netlink_unicast+0x449/0x710 [ 4268.120115][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.120115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.120115][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.120115][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.120115][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.120115][ T10] [ 4268.122273][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.122273][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4268.122273][ T10] ipv6_find_idev+0x102/0x170 [ 4268.122273][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.122273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.122273][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.122273][ T10] netlink_unicast+0x449/0x710 [ 4268.122273][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.122273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.122273][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.122273][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.122273][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.122273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.122273][ T10] [ 4268.124010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4268.124010][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4268.124010][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4268.124010][ T10] ipv6_find_idev+0x102/0x170 [ 4268.124010][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.124010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.124010][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.124010][ T10] netlink_unicast+0x449/0x710 [ 4268.124010][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.124010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.124010][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.124010][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.124010][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.124010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.124010][ T10] [ 4268.125961][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4268.126200][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4268.126200][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.126200][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.126200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.126200][ T10] ip6_route_add+0x1c/0x140 [ 4268.126200][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4268.126200][ T10] inet6_addr_add+0x4f8/0xa40 [ 4268.126200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.126200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.126200][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.126200][ T10] netlink_unicast+0x449/0x710 [ 4268.126200][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.126200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.126200][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.126200][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.126200][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.126200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.126200][ T10] [ 4268.128461][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4268.128461][ T10] netdev_get_by_index+0x5e/0x80 [ 4268.128461][ T10] fib6_nh_init+0x3d8/0x1580 [ 4268.128461][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4268.128461][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4268.128461][ T10] ipv6_add_addr+0x411/0x2000 [ 4268.128461][ T10] inet6_addr_add+0x30e/0xa40 [ 4268.128461][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4268.128461][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.128461][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.128461][ T10] netlink_unicast+0x449/0x710 [ 4268.128461][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.128461][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.128461][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.128461][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.128461][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.128461][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.128461][ T10] [ 4268.130723][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4268.130723][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4268.130723][ T10] ipv6_find_idev+0x102/0x170 [ 4268.130723][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.130723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.130723][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.130723][ T10] netlink_unicast+0x449/0x710 [ 4268.130723][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.130723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.130723][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.130723][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.130723][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.130723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.130723][ T10] [ 4268.132449][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4268.132449][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4268.132449][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4268.132449][ T10] ipv6_find_idev+0x102/0x170 [ 4268.132449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4268.132449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4268.132449][ T10] netlink_rcv_skb+0x130/0x360 [ 4268.132449][ T10] netlink_unicast+0x449/0x710 [ 4268.132449][ T10] netlink_sendmsg+0x723/0xbe0 [ 4268.132449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4268.132449][ T10] ___sys_sendmsg+0xee/0x170 [ 4268.132449][ T10] __sys_sendmsg+0xcd/0x170 [ 4268.132449][ T10] do_syscall_64+0xc6/0x1e0 [ 4268.132449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4268.132449][ T10] [ 4278.350966][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4278.351366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.351366][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4278.351366][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4278.351366][ T10] fib6_nh_init+0xa22/0x1580 [ 4278.351366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.351366][ T10] ip6_route_add+0x1c/0x140 [ 4278.351366][ T10] inet6_rtm_newroute+0x104/0x110 [ 4278.351366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.351366][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.351366][ T10] netlink_unicast+0x449/0x710 [ 4278.351366][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.351366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.351366][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.351366][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.351366][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.351366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.351366][ T10] [ 4278.353312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.353312][ T10] dst_init+0x84/0x4a0 [ 4278.353312][ T10] dst_alloc+0x97/0x150 [ 4278.353312][ T10] ip6_dst_alloc+0x23/0x90 [ 4278.353312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4278.353312][ T10] ip6_pol_route+0x56f/0x840 [ 4278.353312][ T10] fib6_rule_lookup+0x456/0x630 [ 4278.353312][ T10] ip6_route_input+0x59c/0xa50 [ 4278.353312][ T10] ipv6_rcv+0x397/0x810 [ 4278.353312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4278.353312][ T10] process_backlog+0x101/0x620 [ 4278.353312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4278.353312][ T10] net_rx_action+0x495/0xbe0 [ 4278.353312][ T10] __do_softirq+0x1b5/0x7f6 [ 4278.353312][ T10] [ 4278.354962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.354962][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.354962][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.354962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.354962][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4278.354962][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4278.354962][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4278.354962][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4278.354962][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4278.354962][ T10] addrconf_dad_begin+0x310/0x670 [ 4278.354962][ T10] addrconf_dad_work+0x10b/0xab0 [ 4278.354962][ T10] process_one_work+0x84d/0x18a0 [ 4278.354962][ T10] worker_thread+0x587/0xd30 [ 4278.354962][ T10] kthread+0x28a/0x350 [ 4278.354962][ T10] ret_from_fork+0x31/0x70 [ 4278.354962][ T10] ret_from_fork_asm+0x1a/0x30 [ 4278.354962][ T10] [ 4278.357471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.357471][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.357471][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.357471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.357471][ T10] ip6_route_add+0x1c/0x140 [ 4278.357471][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4278.357471][ T10] inet6_addr_add+0x4f8/0xa40 [ 4278.357471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.357471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.357471][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.357471][ T10] netlink_unicast+0x449/0x710 [ 4278.357471][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.357471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.357471][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.357471][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.357471][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.357471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.357471][ T10] [ 4278.359854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.359854][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.359854][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.359854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.359854][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4278.359854][ T10] ipv6_add_addr+0x411/0x2000 [ 4278.359854][ T10] inet6_addr_add+0x30e/0xa40 [ 4278.359854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.359854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.359854][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.359854][ T10] netlink_unicast+0x449/0x710 [ 4278.359854][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.359854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.359854][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.359854][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.359854][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.359854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.359854][ T10] [ 4278.361864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.361864][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.361864][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.361864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.361864][ T10] ip6_route_add+0x1c/0x140 [ 4278.361864][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4278.361864][ T10] addrconf_add_dev+0xe2/0x170 [ 4278.361864][ T10] inet6_addr_add+0x12f/0xa40 [ 4278.361864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.361864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.361864][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.361864][ T10] netlink_unicast+0x449/0x710 [ 4278.361864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.361864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.361864][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.361864][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.361864][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.361864][ T10] [ 4278.363860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.363860][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4278.363860][ T10] ipv6_find_idev+0x102/0x170 [ 4278.363860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.363860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.363860][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.363860][ T10] netlink_unicast+0x449/0x710 [ 4278.363860][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.363860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.363860][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.363860][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.363860][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.363860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.363860][ T10] [ 4278.365415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4278.365415][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4278.365415][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4278.365415][ T10] ipv6_find_idev+0x102/0x170 [ 4278.365415][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.365415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.365415][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.365415][ T10] netlink_unicast+0x449/0x710 [ 4278.365415][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.365415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.365415][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.365415][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.365415][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.365415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.365415][ T10] [ 4278.367125][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4278.367416][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4278.367416][ T10] dst_init+0x84/0x4a0 [ 4278.367416][ T10] dst_alloc+0x97/0x150 [ 4278.367416][ T10] ip6_dst_alloc+0x23/0x90 [ 4278.367416][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4278.367416][ T10] ip6_pol_route+0x56f/0x840 [ 4278.367416][ T10] fib6_rule_lookup+0x456/0x630 [ 4278.367416][ T10] ip6_route_input+0x59c/0xa50 [ 4278.367416][ T10] ipv6_rcv+0x397/0x810 [ 4278.367416][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4278.367416][ T10] process_backlog+0x101/0x620 [ 4278.367416][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4278.367416][ T10] net_rx_action+0x495/0xbe0 [ 4278.367416][ T10] __do_softirq+0x1b5/0x7f6 [ 4278.367416][ T10] [ 4278.369058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.369058][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4278.369058][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4278.369058][ T10] fib6_nh_init+0xa22/0x1580 [ 4278.369058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.369058][ T10] ip6_route_add+0x1c/0x140 [ 4278.369058][ T10] inet6_rtm_newroute+0x104/0x110 [ 4278.369058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.369058][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.369058][ T10] netlink_unicast+0x449/0x710 [ 4278.369058][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.369058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.369058][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.369058][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.369058][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.369058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.369058][ T10] [ 4278.370966][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.370966][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.370966][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.370966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.370966][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4278.370966][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4278.370966][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4278.370966][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4278.370966][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4278.370966][ T10] addrconf_dad_begin+0x310/0x670 [ 4278.370966][ T10] addrconf_dad_work+0x10b/0xab0 [ 4278.370966][ T10] process_one_work+0x84d/0x18a0 [ 4278.370966][ T10] worker_thread+0x587/0xd30 [ 4278.370966][ T10] kthread+0x28a/0x350 [ 4278.370966][ T10] ret_from_fork+0x31/0x70 [ 4278.370966][ T10] ret_from_fork_asm+0x1a/0x30 [ 4278.370966][ T10] [ 4278.372898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.372898][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.372898][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.372898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.372898][ T10] ip6_route_add+0x1c/0x140 [ 4278.372898][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4278.372898][ T10] inet6_addr_add+0x4f8/0xa40 [ 4278.372898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.372898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.372898][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.372898][ T10] netlink_unicast+0x449/0x710 [ 4278.372898][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.372898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.372898][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.372898][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.372898][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.372898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.372898][ T10] [ 4278.374907][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.374907][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.374907][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.374907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.374907][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4278.374907][ T10] ipv6_add_addr+0x411/0x2000 [ 4278.374907][ T10] inet6_addr_add+0x30e/0xa40 [ 4278.374907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.374907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.374907][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.374907][ T10] netlink_unicast+0x449/0x710 [ 4278.374907][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.374907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.374907][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.374907][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.374907][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.374907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.374907][ T10] [ 4278.376928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.376928][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.376928][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.376928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.376928][ T10] ip6_route_add+0x1c/0x140 [ 4278.376928][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4278.376928][ T10] addrconf_add_dev+0xe2/0x170 [ 4278.376928][ T10] inet6_addr_add+0x12f/0xa40 [ 4278.376928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.376928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.376928][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.376928][ T10] netlink_unicast+0x449/0x710 [ 4278.376928][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.376928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.376928][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.376928][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.376928][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.376928][ T10] [ 4278.379097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.379097][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4278.379097][ T10] ipv6_find_idev+0x102/0x170 [ 4278.379097][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.379097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.379097][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.379097][ T10] netlink_unicast+0x449/0x710 [ 4278.379097][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.379097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.379097][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.379097][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.379097][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.379097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.379097][ T10] [ 4278.380902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4278.380902][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4278.380902][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4278.380902][ T10] ipv6_find_idev+0x102/0x170 [ 4278.380902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.380902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.380902][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.380902][ T10] netlink_unicast+0x449/0x710 [ 4278.380902][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.380902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.380902][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.380902][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.380902][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.380902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.380902][ T10] [ 4278.382777][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4278.383034][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4278.383034][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.383034][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.383034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.383034][ T10] ip6_route_add+0x1c/0x140 [ 4278.383034][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4278.383034][ T10] inet6_addr_add+0x4f8/0xa40 [ 4278.383034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.383034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.383034][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.383034][ T10] netlink_unicast+0x449/0x710 [ 4278.383034][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.383034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.383034][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.383034][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.383034][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.383034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.383034][ T10] [ 4278.385301][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4278.385301][ T10] netdev_get_by_index+0x5e/0x80 [ 4278.385301][ T10] fib6_nh_init+0x3d8/0x1580 [ 4278.385301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4278.385301][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4278.385301][ T10] ipv6_add_addr+0x411/0x2000 [ 4278.385301][ T10] inet6_addr_add+0x30e/0xa40 [ 4278.385301][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4278.385301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.385301][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.385301][ T10] netlink_unicast+0x449/0x710 [ 4278.385301][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.385301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.385301][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.385301][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.385301][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.385301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.385301][ T10] [ 4278.387551][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4278.387551][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4278.387551][ T10] ipv6_find_idev+0x102/0x170 [ 4278.387551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.387551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.387551][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.387551][ T10] netlink_unicast+0x449/0x710 [ 4278.387551][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.387551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.387551][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.387551][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.387551][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.387551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.387551][ T10] [ 4278.389349][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4278.389349][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4278.389349][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4278.389349][ T10] ipv6_find_idev+0x102/0x170 [ 4278.389349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4278.389349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4278.389349][ T10] netlink_rcv_skb+0x130/0x360 [ 4278.389349][ T10] netlink_unicast+0x449/0x710 [ 4278.389349][ T10] netlink_sendmsg+0x723/0xbe0 [ 4278.389349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4278.389349][ T10] ___sys_sendmsg+0xee/0x170 [ 4278.389349][ T10] __sys_sendmsg+0xcd/0x170 [ 4278.389349][ T10] do_syscall_64+0xc6/0x1e0 [ 4278.389349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4278.389349][ T10] [ 4288.630899][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4288.631358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.631358][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4288.631358][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4288.631358][ T10] fib6_nh_init+0xa22/0x1580 [ 4288.631358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.631358][ T10] ip6_route_add+0x1c/0x140 [ 4288.631358][ T10] inet6_rtm_newroute+0x104/0x110 [ 4288.631358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.631358][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.631358][ T10] netlink_unicast+0x449/0x710 [ 4288.631358][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.631358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.631358][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.631358][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.631358][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.631358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.631358][ T10] [ 4288.633268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.633268][ T10] dst_init+0x84/0x4a0 [ 4288.633268][ T10] dst_alloc+0x97/0x150 [ 4288.633268][ T10] ip6_dst_alloc+0x23/0x90 [ 4288.633268][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4288.633268][ T10] ip6_pol_route+0x56f/0x840 [ 4288.633268][ T10] fib6_rule_lookup+0x456/0x630 [ 4288.633268][ T10] ip6_route_input+0x59c/0xa50 [ 4288.633268][ T10] ipv6_rcv+0x397/0x810 [ 4288.633268][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4288.633268][ T10] process_backlog+0x101/0x620 [ 4288.633268][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4288.633268][ T10] net_rx_action+0x495/0xbe0 [ 4288.633268][ T10] __do_softirq+0x1b5/0x7f6 [ 4288.633268][ T10] [ 4288.634935][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.634935][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.634935][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.634935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.634935][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4288.634935][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4288.634935][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4288.634935][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4288.634935][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4288.634935][ T10] addrconf_dad_begin+0x310/0x670 [ 4288.634935][ T10] addrconf_dad_work+0x10b/0xab0 [ 4288.634935][ T10] process_one_work+0x84d/0x18a0 [ 4288.634935][ T10] worker_thread+0x587/0xd30 [ 4288.634935][ T10] kthread+0x28a/0x350 [ 4288.634935][ T10] ret_from_fork+0x31/0x70 [ 4288.634935][ T10] ret_from_fork_asm+0x1a/0x30 [ 4288.634935][ T10] [ 4288.636860][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.636860][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.636860][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.636860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.636860][ T10] ip6_route_add+0x1c/0x140 [ 4288.636860][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4288.636860][ T10] inet6_addr_add+0x4f8/0xa40 [ 4288.636860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.636860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.636860][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.636860][ T10] netlink_unicast+0x449/0x710 [ 4288.636860][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.636860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.636860][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.636860][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.636860][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.636860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.636860][ T10] [ 4288.638868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.638868][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.638868][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.638868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.638868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4288.638868][ T10] ipv6_add_addr+0x411/0x2000 [ 4288.638868][ T10] inet6_addr_add+0x30e/0xa40 [ 4288.638868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.638868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.638868][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.638868][ T10] netlink_unicast+0x449/0x710 [ 4288.638868][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.638868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.638868][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.638868][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.638868][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.638868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.638868][ T10] [ 4288.640879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.640879][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.640879][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.640879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.640879][ T10] ip6_route_add+0x1c/0x140 [ 4288.640879][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4288.640879][ T10] addrconf_add_dev+0xe2/0x170 [ 4288.640879][ T10] inet6_addr_add+0x12f/0xa40 [ 4288.640879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.640879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.640879][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.640879][ T10] netlink_unicast+0x449/0x710 [ 4288.640879][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.640879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.640879][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.640879][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.640879][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.640879][ T10] [ 4288.642855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.642855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4288.642855][ T10] ipv6_find_idev+0x102/0x170 [ 4288.642855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.642855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.642855][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.642855][ T10] netlink_unicast+0x449/0x710 [ 4288.642855][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.642855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.642855][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.642855][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.642855][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.642855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.642855][ T10] [ 4288.644395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4288.644395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4288.644395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4288.644395][ T10] ipv6_find_idev+0x102/0x170 [ 4288.644395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.644395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.644395][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.644395][ T10] netlink_unicast+0x449/0x710 [ 4288.644395][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.644395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.644395][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.644395][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.644395][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.644395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.644395][ T10] [ 4288.646113][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4288.646389][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4288.646389][ T10] dst_init+0x84/0x4a0 [ 4288.646389][ T10] dst_alloc+0x97/0x150 [ 4288.646389][ T10] ip6_dst_alloc+0x23/0x90 [ 4288.646389][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4288.646389][ T10] ip6_pol_route+0x56f/0x840 [ 4288.646389][ T10] fib6_rule_lookup+0x456/0x630 [ 4288.646389][ T10] ip6_route_input+0x59c/0xa50 [ 4288.646389][ T10] ipv6_rcv+0x397/0x810 [ 4288.646389][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4288.646389][ T10] process_backlog+0x101/0x620 [ 4288.646389][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4288.646389][ T10] net_rx_action+0x495/0xbe0 [ 4288.646389][ T10] __do_softirq+0x1b5/0x7f6 [ 4288.646389][ T10] [ 4288.648029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.648029][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4288.648029][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4288.648029][ T10] fib6_nh_init+0xa22/0x1580 [ 4288.648029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.648029][ T10] ip6_route_add+0x1c/0x140 [ 4288.648029][ T10] inet6_rtm_newroute+0x104/0x110 [ 4288.648029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.648029][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.648029][ T10] netlink_unicast+0x449/0x710 [ 4288.648029][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.648029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.648029][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.648029][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.648029][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.648029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.648029][ T10] [ 4288.649925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.649925][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.649925][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.649925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.649925][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4288.649925][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4288.649925][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4288.649925][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4288.649925][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4288.649925][ T10] addrconf_dad_begin+0x310/0x670 [ 4288.649925][ T10] addrconf_dad_work+0x10b/0xab0 [ 4288.649925][ T10] process_one_work+0x84d/0x18a0 [ 4288.649925][ T10] worker_thread+0x587/0xd30 [ 4288.649925][ T10] kthread+0x28a/0x350 [ 4288.649925][ T10] ret_from_fork+0x31/0x70 [ 4288.649925][ T10] ret_from_fork_asm+0x1a/0x30 [ 4288.649925][ T10] [ 4288.651834][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.651834][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.651834][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.651834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.651834][ T10] ip6_route_add+0x1c/0x140 [ 4288.651834][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4288.651834][ T10] inet6_addr_add+0x4f8/0xa40 [ 4288.651834][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.651834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.651834][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.651834][ T10] netlink_unicast+0x449/0x710 [ 4288.651834][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.651834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.651834][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.651834][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.651834][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.651834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.651834][ T10] [ 4288.653854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.653854][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.653854][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.653854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.653854][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4288.653854][ T10] ipv6_add_addr+0x411/0x2000 [ 4288.653854][ T10] inet6_addr_add+0x30e/0xa40 [ 4288.653854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.653854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.653854][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.653854][ T10] netlink_unicast+0x449/0x710 [ 4288.653854][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.653854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.653854][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.653854][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.653854][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.653854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.653854][ T10] [ 4288.655868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.655868][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.655868][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.655868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.655868][ T10] ip6_route_add+0x1c/0x140 [ 4288.655868][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4288.655868][ T10] addrconf_add_dev+0xe2/0x170 [ 4288.655868][ T10] inet6_addr_add+0x12f/0xa40 [ 4288.655868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.655868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.655868][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.655868][ T10] netlink_unicast+0x449/0x710 [ 4288.655868][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.655868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.655868][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.655868][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.655868][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.655868][ T10] [ 4288.658011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.658011][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4288.658011][ T10] ipv6_find_idev+0x102/0x170 [ 4288.658011][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.658011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.658011][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.658011][ T10] netlink_unicast+0x449/0x710 [ 4288.658011][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.658011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.658011][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.658011][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.658011][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.658011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.658011][ T10] [ 4288.659728][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4288.659728][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4288.659728][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4288.659728][ T10] ipv6_find_idev+0x102/0x170 [ 4288.659728][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.659728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.659728][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.659728][ T10] netlink_unicast+0x449/0x710 [ 4288.659728][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.659728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.659728][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.659728][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.659728][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.659728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.659728][ T10] [ 4288.661666][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4288.661913][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4288.661913][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.661913][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.661913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.661913][ T10] ip6_route_add+0x1c/0x140 [ 4288.661913][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4288.661913][ T10] inet6_addr_add+0x4f8/0xa40 [ 4288.661913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.661913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.661913][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.661913][ T10] netlink_unicast+0x449/0x710 [ 4288.661913][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.661913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.661913][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.661913][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.661913][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.661913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.661913][ T10] [ 4288.664180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4288.664180][ T10] netdev_get_by_index+0x5e/0x80 [ 4288.664180][ T10] fib6_nh_init+0x3d8/0x1580 [ 4288.664180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4288.664180][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4288.664180][ T10] ipv6_add_addr+0x411/0x2000 [ 4288.664180][ T10] inet6_addr_add+0x30e/0xa40 [ 4288.664180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4288.664180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.664180][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.664180][ T10] netlink_unicast+0x449/0x710 [ 4288.664180][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.664180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.664180][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.664180][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.664180][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.664180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.664180][ T10] [ 4288.666418][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4288.666418][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4288.666418][ T10] ipv6_find_idev+0x102/0x170 [ 4288.666418][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.666418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.666418][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.666418][ T10] netlink_unicast+0x449/0x710 [ 4288.666418][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.666418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.666418][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.666418][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.666418][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.666418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.666418][ T10] [ 4288.668138][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4288.668138][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4288.668138][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4288.668138][ T10] ipv6_find_idev+0x102/0x170 [ 4288.668138][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4288.668138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4288.668138][ T10] netlink_rcv_skb+0x130/0x360 [ 4288.668138][ T10] netlink_unicast+0x449/0x710 [ 4288.668138][ T10] netlink_sendmsg+0x723/0xbe0 [ 4288.668138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4288.668138][ T10] ___sys_sendmsg+0xee/0x170 [ 4288.668138][ T10] __sys_sendmsg+0xcd/0x170 [ 4288.668138][ T10] do_syscall_64+0xc6/0x1e0 [ 4288.668138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4288.668138][ T10] [ 4298.774991][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4298.775476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.775476][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4298.775476][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4298.775476][ T10] fib6_nh_init+0xa22/0x1580 [ 4298.775476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.775476][ T10] ip6_route_add+0x1c/0x140 [ 4298.775476][ T10] inet6_rtm_newroute+0x104/0x110 [ 4298.775476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.775476][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.775476][ T10] netlink_unicast+0x449/0x710 [ 4298.775476][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.775476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.775476][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.775476][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.775476][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.775476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.775476][ T10] [ 4298.777416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.777416][ T10] dst_init+0x84/0x4a0 [ 4298.777416][ T10] dst_alloc+0x97/0x150 [ 4298.777416][ T10] ip6_dst_alloc+0x23/0x90 [ 4298.777416][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4298.777416][ T10] ip6_pol_route+0x56f/0x840 [ 4298.777416][ T10] fib6_rule_lookup+0x456/0x630 [ 4298.777416][ T10] ip6_route_input+0x59c/0xa50 [ 4298.777416][ T10] ipv6_rcv+0x397/0x810 [ 4298.777416][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4298.777416][ T10] process_backlog+0x101/0x620 [ 4298.777416][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4298.777416][ T10] net_rx_action+0x495/0xbe0 [ 4298.777416][ T10] __do_softirq+0x1b5/0x7f6 [ 4298.777416][ T10] [ 4298.779128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.779128][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.779128][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.779128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.779128][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4298.779128][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4298.779128][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4298.779128][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4298.779128][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4298.779128][ T10] addrconf_dad_begin+0x310/0x670 [ 4298.779128][ T10] addrconf_dad_work+0x10b/0xab0 [ 4298.779128][ T10] process_one_work+0x84d/0x18a0 [ 4298.779128][ T10] worker_thread+0x587/0xd30 [ 4298.779128][ T10] kthread+0x28a/0x350 [ 4298.779128][ T10] ret_from_fork+0x31/0x70 [ 4298.779128][ T10] ret_from_fork_asm+0x1a/0x30 [ 4298.779128][ T10] [ 4298.781099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.781099][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.781099][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.781099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.781099][ T10] ip6_route_add+0x1c/0x140 [ 4298.781099][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4298.781099][ T10] inet6_addr_add+0x4f8/0xa40 [ 4298.781099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.781099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.781099][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.781099][ T10] netlink_unicast+0x449/0x710 [ 4298.781099][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.781099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.781099][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.781099][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.781099][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.781099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.781099][ T10] [ 4298.783126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.783126][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.783126][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.783126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.783126][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4298.783126][ T10] ipv6_add_addr+0x411/0x2000 [ 4298.783126][ T10] inet6_addr_add+0x30e/0xa40 [ 4298.783126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.783126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.783126][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.783126][ T10] netlink_unicast+0x449/0x710 [ 4298.783126][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.783126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.783126][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.783126][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.783126][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.783126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.783126][ T10] [ 4298.785168][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.785168][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.785168][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.785168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.785168][ T10] ip6_route_add+0x1c/0x140 [ 4298.785168][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4298.785168][ T10] addrconf_add_dev+0xe2/0x170 [ 4298.785168][ T10] inet6_addr_add+0x12f/0xa40 [ 4298.785168][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.785168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.785168][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.785168][ T10] netlink_unicast+0x449/0x710 [ 4298.785168][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.785168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.785168][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.785168][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.785168][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.785168][ T10] [ 4298.787168][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.787168][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4298.787168][ T10] ipv6_find_idev+0x102/0x170 [ 4298.787168][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.787168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.787168][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.787168][ T10] netlink_unicast+0x449/0x710 [ 4298.787168][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.787168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.787168][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.787168][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.787168][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.787168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.787168][ T10] [ 4298.788740][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4298.788740][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4298.788740][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4298.788740][ T10] ipv6_find_idev+0x102/0x170 [ 4298.788740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.788740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.788740][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.788740][ T10] netlink_unicast+0x449/0x710 [ 4298.788740][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.788740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.788740][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.788740][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.788740][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.788740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.788740][ T10] [ 4298.790488][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4298.790802][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4298.790802][ T10] dst_init+0x84/0x4a0 [ 4298.790802][ T10] dst_alloc+0x97/0x150 [ 4298.790802][ T10] ip6_dst_alloc+0x23/0x90 [ 4298.790802][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4298.790802][ T10] ip6_pol_route+0x56f/0x840 [ 4298.790802][ T10] fib6_rule_lookup+0x456/0x630 [ 4298.790802][ T10] ip6_route_input+0x59c/0xa50 [ 4298.790802][ T10] ipv6_rcv+0x397/0x810 [ 4298.790802][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4298.790802][ T10] process_backlog+0x101/0x620 [ 4298.790802][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4298.790802][ T10] net_rx_action+0x495/0xbe0 [ 4298.790802][ T10] __do_softirq+0x1b5/0x7f6 [ 4298.790802][ T10] [ 4298.792471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.792471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4298.792471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4298.792471][ T10] fib6_nh_init+0xa22/0x1580 [ 4298.792471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.792471][ T10] ip6_route_add+0x1c/0x140 [ 4298.792471][ T10] inet6_rtm_newroute+0x104/0x110 [ 4298.792471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.792471][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.792471][ T10] netlink_unicast+0x449/0x710 [ 4298.792471][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.792471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.792471][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.792471][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.792471][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.792471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.792471][ T10] [ 4298.794381][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.794381][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.794381][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.794381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.794381][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4298.794381][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4298.794381][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4298.794381][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4298.794381][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4298.794381][ T10] addrconf_dad_begin+0x310/0x670 [ 4298.794381][ T10] addrconf_dad_work+0x10b/0xab0 [ 4298.794381][ T10] process_one_work+0x84d/0x18a0 [ 4298.794381][ T10] worker_thread+0x587/0xd30 [ 4298.794381][ T10] kthread+0x28a/0x350 [ 4298.794381][ T10] ret_from_fork+0x31/0x70 [ 4298.794381][ T10] ret_from_fork_asm+0x1a/0x30 [ 4298.794381][ T10] [ 4298.796338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.796338][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.796338][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.796338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.796338][ T10] ip6_route_add+0x1c/0x140 [ 4298.796338][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4298.796338][ T10] inet6_addr_add+0x4f8/0xa40 [ 4298.796338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.796338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.796338][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.796338][ T10] netlink_unicast+0x449/0x710 [ 4298.796338][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.796338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.796338][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.796338][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.796338][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.796338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.796338][ T10] [ 4298.798366][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.798366][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.798366][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.798366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.798366][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4298.798366][ T10] ipv6_add_addr+0x411/0x2000 [ 4298.798366][ T10] inet6_addr_add+0x30e/0xa40 [ 4298.798366][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.798366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.798366][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.798366][ T10] netlink_unicast+0x449/0x710 [ 4298.798366][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.798366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.798366][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.798366][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.798366][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.798366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.798366][ T10] [ 4298.800402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.800402][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.800402][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.800402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.800402][ T10] ip6_route_add+0x1c/0x140 [ 4298.800402][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4298.800402][ T10] addrconf_add_dev+0xe2/0x170 [ 4298.800402][ T10] inet6_addr_add+0x12f/0xa40 [ 4298.800402][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.800402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.800402][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.800402][ T10] netlink_unicast+0x449/0x710 [ 4298.800402][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.800402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.800402][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.800402][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.800402][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.800402][ T10] [ 4298.802514][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.802514][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4298.802514][ T10] ipv6_find_idev+0x102/0x170 [ 4298.802514][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.802514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.802514][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.802514][ T10] netlink_unicast+0x449/0x710 [ 4298.802514][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.802514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.802514][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.802514][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.802514][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.802514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.802514][ T10] [ 4298.804333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4298.804333][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4298.804333][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4298.804333][ T10] ipv6_find_idev+0x102/0x170 [ 4298.804333][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.804333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.804333][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.804333][ T10] netlink_unicast+0x449/0x710 [ 4298.804333][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.804333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.804333][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.804333][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.804333][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.804333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.804333][ T10] [ 4298.806301][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4298.806570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4298.806570][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.806570][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.806570][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.806570][ T10] ip6_route_add+0x1c/0x140 [ 4298.806570][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4298.806570][ T10] inet6_addr_add+0x4f8/0xa40 [ 4298.806570][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.806570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.806570][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.806570][ T10] netlink_unicast+0x449/0x710 [ 4298.806570][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.806570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.806570][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.806570][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.806570][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.806570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.806570][ T10] [ 4298.808836][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4298.808836][ T10] netdev_get_by_index+0x5e/0x80 [ 4298.808836][ T10] fib6_nh_init+0x3d8/0x1580 [ 4298.808836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4298.808836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4298.808836][ T10] ipv6_add_addr+0x411/0x2000 [ 4298.808836][ T10] inet6_addr_add+0x30e/0xa40 [ 4298.808836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4298.808836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.808836][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.808836][ T10] netlink_unicast+0x449/0x710 [ 4298.808836][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.808836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.808836][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.808836][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.808836][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.808836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.808836][ T10] [ 4298.811101][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4298.811101][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4298.811101][ T10] ipv6_find_idev+0x102/0x170 [ 4298.811101][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.811101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.811101][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.811101][ T10] netlink_unicast+0x449/0x710 [ 4298.811101][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.811101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.811101][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.811101][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.811101][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.811101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.811101][ T10] [ 4298.812902][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4298.812902][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4298.812902][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4298.812902][ T10] ipv6_find_idev+0x102/0x170 [ 4298.812902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4298.812902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4298.812902][ T10] netlink_rcv_skb+0x130/0x360 [ 4298.812902][ T10] netlink_unicast+0x449/0x710 [ 4298.812902][ T10] netlink_sendmsg+0x723/0xbe0 [ 4298.812902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4298.812902][ T10] ___sys_sendmsg+0xee/0x170 [ 4298.812902][ T10] __sys_sendmsg+0xcd/0x170 [ 4298.812902][ T10] do_syscall_64+0xc6/0x1e0 [ 4298.812902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4298.812902][ T10] [ 4309.054915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4309.055415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.055415][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4309.055415][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4309.055415][ T10] fib6_nh_init+0xa22/0x1580 [ 4309.055415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.055415][ T10] ip6_route_add+0x1c/0x140 [ 4309.055415][ T10] inet6_rtm_newroute+0x104/0x110 [ 4309.055415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.055415][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.055415][ T10] netlink_unicast+0x449/0x710 [ 4309.055415][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.055415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.055415][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.055415][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.055415][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.055415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.055415][ T10] [ 4309.057399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.057399][ T10] dst_init+0x84/0x4a0 [ 4309.057399][ T10] dst_alloc+0x97/0x150 [ 4309.057399][ T10] ip6_dst_alloc+0x23/0x90 [ 4309.057399][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4309.057399][ T10] ip6_pol_route+0x56f/0x840 [ 4309.057399][ T10] fib6_rule_lookup+0x456/0x630 [ 4309.057399][ T10] ip6_route_input+0x59c/0xa50 [ 4309.057399][ T10] ipv6_rcv+0x397/0x810 [ 4309.057399][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4309.057399][ T10] process_backlog+0x101/0x620 [ 4309.057399][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4309.057399][ T10] net_rx_action+0x495/0xbe0 [ 4309.057399][ T10] __do_softirq+0x1b5/0x7f6 [ 4309.057399][ T10] [ 4309.059091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.059091][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.059091][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.059091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.059091][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4309.059091][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4309.059091][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4309.059091][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4309.059091][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4309.059091][ T10] addrconf_dad_begin+0x310/0x670 [ 4309.059091][ T10] addrconf_dad_work+0x10b/0xab0 [ 4309.059091][ T10] process_one_work+0x84d/0x18a0 [ 4309.059091][ T10] worker_thread+0x587/0xd30 [ 4309.059091][ T10] kthread+0x28a/0x350 [ 4309.059091][ T10] ret_from_fork+0x31/0x70 [ 4309.059091][ T10] ret_from_fork_asm+0x1a/0x30 [ 4309.059091][ T10] [ 4309.061080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.061080][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.061080][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.061080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.061080][ T10] ip6_route_add+0x1c/0x140 [ 4309.061080][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4309.061080][ T10] inet6_addr_add+0x4f8/0xa40 [ 4309.061080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.061080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.061080][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.061080][ T10] netlink_unicast+0x449/0x710 [ 4309.061080][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.061080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.061080][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.061080][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.061080][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.061080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.061080][ T10] [ 4309.063147][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.063147][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.063147][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.063147][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.063147][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4309.063147][ T10] ipv6_add_addr+0x411/0x2000 [ 4309.063147][ T10] inet6_addr_add+0x30e/0xa40 [ 4309.063147][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.063147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.063147][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.063147][ T10] netlink_unicast+0x449/0x710 [ 4309.063147][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.063147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.063147][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.063147][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.063147][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.063147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.063147][ T10] [ 4309.065234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.065234][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.065234][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.065234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.065234][ T10] ip6_route_add+0x1c/0x140 [ 4309.065234][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4309.065234][ T10] addrconf_add_dev+0xe2/0x170 [ 4309.065234][ T10] inet6_addr_add+0x12f/0xa40 [ 4309.065234][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.065234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.065234][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.065234][ T10] netlink_unicast+0x449/0x710 [ 4309.065234][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.065234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.065234][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.065234][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.065234][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.065234][ T10] [ 4309.067265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.067265][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4309.067265][ T10] ipv6_find_idev+0x102/0x170 [ 4309.067265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.067265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.067265][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.067265][ T10] netlink_unicast+0x449/0x710 [ 4309.067265][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.067265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.067265][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.067265][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.067265][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.067265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.067265][ T10] [ 4309.068849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4309.068849][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4309.068849][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4309.068849][ T10] ipv6_find_idev+0x102/0x170 [ 4309.068849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.068849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.068849][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.068849][ T10] netlink_unicast+0x449/0x710 [ 4309.068849][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.068849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.068849][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.068849][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.068849][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.068849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.068849][ T10] [ 4309.070602][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4309.070912][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4309.070912][ T10] dst_init+0x84/0x4a0 [ 4309.070912][ T10] dst_alloc+0x97/0x150 [ 4309.070912][ T10] ip6_dst_alloc+0x23/0x90 [ 4309.070912][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4309.070912][ T10] ip6_pol_route+0x56f/0x840 [ 4309.070912][ T10] fib6_rule_lookup+0x456/0x630 [ 4309.070912][ T10] ip6_route_input+0x59c/0xa50 [ 4309.070912][ T10] ipv6_rcv+0x397/0x810 [ 4309.070912][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4309.070912][ T10] process_backlog+0x101/0x620 [ 4309.070912][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4309.070912][ T10] net_rx_action+0x495/0xbe0 [ 4309.070912][ T10] __do_softirq+0x1b5/0x7f6 [ 4309.070912][ T10] [ 4309.072586][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.072586][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4309.072586][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4309.072586][ T10] fib6_nh_init+0xa22/0x1580 [ 4309.072586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.072586][ T10] ip6_route_add+0x1c/0x140 [ 4309.072586][ T10] inet6_rtm_newroute+0x104/0x110 [ 4309.072586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.072586][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.072586][ T10] netlink_unicast+0x449/0x710 [ 4309.072586][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.072586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.072586][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.072586][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.072586][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.072586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.072586][ T10] [ 4309.074496][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.074496][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.074496][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.074496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.074496][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4309.074496][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4309.074496][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4309.074496][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4309.074496][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4309.074496][ T10] addrconf_dad_begin+0x310/0x670 [ 4309.074496][ T10] addrconf_dad_work+0x10b/0xab0 [ 4309.074496][ T10] process_one_work+0x84d/0x18a0 [ 4309.074496][ T10] worker_thread+0x587/0xd30 [ 4309.074496][ T10] kthread+0x28a/0x350 [ 4309.074496][ T10] ret_from_fork+0x31/0x70 [ 4309.074496][ T10] ret_from_fork_asm+0x1a/0x30 [ 4309.074496][ T10] [ 4309.076447][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.076447][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.076447][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.076447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.076447][ T10] ip6_route_add+0x1c/0x140 [ 4309.076447][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4309.076447][ T10] inet6_addr_add+0x4f8/0xa40 [ 4309.076447][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.076447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.076447][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.076447][ T10] netlink_unicast+0x449/0x710 [ 4309.076447][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.076447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.076447][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.076447][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.076447][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.076447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.076447][ T10] [ 4309.078474][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.078474][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.078474][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.078474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.078474][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4309.078474][ T10] ipv6_add_addr+0x411/0x2000 [ 4309.078474][ T10] inet6_addr_add+0x30e/0xa40 [ 4309.078474][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.078474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.078474][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.078474][ T10] netlink_unicast+0x449/0x710 [ 4309.078474][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.078474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.078474][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.078474][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.078474][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.078474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.078474][ T10] [ 4309.080495][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.080495][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.080495][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.080495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.080495][ T10] ip6_route_add+0x1c/0x140 [ 4309.080495][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4309.080495][ T10] addrconf_add_dev+0xe2/0x170 [ 4309.080495][ T10] inet6_addr_add+0x12f/0xa40 [ 4309.080495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.080495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.080495][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.080495][ T10] netlink_unicast+0x449/0x710 [ 4309.080495][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.080495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.080495][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.080495][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.080495][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.080495][ T10] [ 4309.082614][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.082614][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4309.082614][ T10] ipv6_find_idev+0x102/0x170 [ 4309.082614][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.082614][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.082614][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.082614][ T10] netlink_unicast+0x449/0x710 [ 4309.082614][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.082614][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.082614][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.082614][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.082614][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.082614][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.082614][ T10] [ 4309.084360][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4309.084360][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4309.084360][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4309.084360][ T10] ipv6_find_idev+0x102/0x170 [ 4309.084360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.084360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.084360][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.084360][ T10] netlink_unicast+0x449/0x710 [ 4309.084360][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.084360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.084360][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.084360][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.084360][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.084360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.084360][ T10] [ 4309.086394][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4309.086650][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4309.086650][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.086650][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.086650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.086650][ T10] ip6_route_add+0x1c/0x140 [ 4309.086650][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4309.086650][ T10] inet6_addr_add+0x4f8/0xa40 [ 4309.086650][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.086650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.086650][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.086650][ T10] netlink_unicast+0x449/0x710 [ 4309.086650][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.086650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.086650][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.086650][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.086650][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.086650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.086650][ T10] [ 4309.088927][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4309.088927][ T10] netdev_get_by_index+0x5e/0x80 [ 4309.088927][ T10] fib6_nh_init+0x3d8/0x1580 [ 4309.088927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4309.088927][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4309.088927][ T10] ipv6_add_addr+0x411/0x2000 [ 4309.088927][ T10] inet6_addr_add+0x30e/0xa40 [ 4309.088927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4309.088927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.088927][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.088927][ T10] netlink_unicast+0x449/0x710 [ 4309.088927][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.088927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.088927][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.088927][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.088927][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.088927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.088927][ T10] [ 4309.091722][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4309.091722][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4309.091722][ T10] ipv6_find_idev+0x102/0x170 [ 4309.091722][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.091722][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.091722][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.091722][ T10] netlink_unicast+0x449/0x710 [ 4309.091722][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.091722][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.091722][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.091722][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.091722][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.091722][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.091722][ T10] [ 4309.093464][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4309.093464][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4309.093464][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4309.093464][ T10] ipv6_find_idev+0x102/0x170 [ 4309.093464][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4309.093464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4309.093464][ T10] netlink_rcv_skb+0x130/0x360 [ 4309.093464][ T10] netlink_unicast+0x449/0x710 [ 4309.093464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4309.093464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4309.093464][ T10] ___sys_sendmsg+0xee/0x170 [ 4309.093464][ T10] __sys_sendmsg+0xcd/0x170 [ 4309.093464][ T10] do_syscall_64+0xc6/0x1e0 [ 4309.093464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4309.093464][ T10] [ 4319.334992][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4319.335394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.335394][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4319.335394][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4319.335394][ T10] fib6_nh_init+0xa22/0x1580 [ 4319.335394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.335394][ T10] ip6_route_add+0x1c/0x140 [ 4319.335394][ T10] inet6_rtm_newroute+0x104/0x110 [ 4319.335394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.335394][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.335394][ T10] netlink_unicast+0x449/0x710 [ 4319.335394][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.335394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.335394][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.335394][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.335394][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.335394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.335394][ T10] [ 4319.337508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.337508][ T10] dst_init+0x84/0x4a0 [ 4319.337508][ T10] dst_alloc+0x97/0x150 [ 4319.337508][ T10] ip6_dst_alloc+0x23/0x90 [ 4319.337508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4319.337508][ T10] ip6_pol_route+0x56f/0x840 [ 4319.337508][ T10] fib6_rule_lookup+0x456/0x630 [ 4319.337508][ T10] ip6_route_input+0x59c/0xa50 [ 4319.337508][ T10] ipv6_rcv+0x397/0x810 [ 4319.337508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4319.337508][ T10] process_backlog+0x101/0x620 [ 4319.337508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4319.337508][ T10] net_rx_action+0x495/0xbe0 [ 4319.337508][ T10] __do_softirq+0x1b5/0x7f6 [ 4319.337508][ T10] [ 4319.339309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.339309][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.339309][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.339309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.339309][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4319.339309][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4319.339309][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4319.339309][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4319.339309][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4319.339309][ T10] addrconf_dad_begin+0x310/0x670 [ 4319.339309][ T10] addrconf_dad_work+0x10b/0xab0 [ 4319.339309][ T10] process_one_work+0x84d/0x18a0 [ 4319.339309][ T10] worker_thread+0x587/0xd30 [ 4319.339309][ T10] kthread+0x28a/0x350 [ 4319.339309][ T10] ret_from_fork+0x31/0x70 [ 4319.339309][ T10] ret_from_fork_asm+0x1a/0x30 [ 4319.339309][ T10] [ 4319.341426][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.341426][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.341426][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.341426][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.341426][ T10] ip6_route_add+0x1c/0x140 [ 4319.341426][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4319.341426][ T10] inet6_addr_add+0x4f8/0xa40 [ 4319.341426][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.341426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.341426][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.341426][ T10] netlink_unicast+0x449/0x710 [ 4319.341426][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.341426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.341426][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.341426][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.341426][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.341426][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.341426][ T10] [ 4319.343634][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.343634][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.343634][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.343634][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.343634][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4319.343634][ T10] ipv6_add_addr+0x411/0x2000 [ 4319.343634][ T10] inet6_addr_add+0x30e/0xa40 [ 4319.343634][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.343634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.343634][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.343634][ T10] netlink_unicast+0x449/0x710 [ 4319.343634][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.343634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.343634][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.343634][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.343634][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.343634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.343634][ T10] [ 4319.345841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.345841][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.345841][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.345841][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.345841][ T10] ip6_route_add+0x1c/0x140 [ 4319.345841][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4319.345841][ T10] addrconf_add_dev+0xe2/0x170 [ 4319.345841][ T10] inet6_addr_add+0x12f/0xa40 [ 4319.345841][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.345841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.345841][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.345841][ T10] netlink_unicast+0x449/0x710 [ 4319.345841][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.345841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.345841][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.345841][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.345841][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.345841][ T10] [ 4319.348076][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.348076][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4319.348076][ T10] ipv6_find_idev+0x102/0x170 [ 4319.348076][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.348076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.348076][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.348076][ T10] netlink_unicast+0x449/0x710 [ 4319.348076][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.348076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.348076][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.348076][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.348076][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.348076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.348076][ T10] [ 4319.349783][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4319.349783][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4319.349783][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4319.349783][ T10] ipv6_find_idev+0x102/0x170 [ 4319.349783][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.349783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.349783][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.349783][ T10] netlink_unicast+0x449/0x710 [ 4319.349783][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.349783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.349783][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.349783][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.349783][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.349783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.349783][ T10] [ 4319.351648][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4319.351965][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4319.351965][ T10] dst_init+0x84/0x4a0 [ 4319.351965][ T10] dst_alloc+0x97/0x150 [ 4319.351965][ T10] ip6_dst_alloc+0x23/0x90 [ 4319.351965][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4319.351965][ T10] ip6_pol_route+0x56f/0x840 [ 4319.351965][ T10] fib6_rule_lookup+0x456/0x630 [ 4319.351965][ T10] ip6_route_input+0x59c/0xa50 [ 4319.351965][ T10] ipv6_rcv+0x397/0x810 [ 4319.351965][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4319.351965][ T10] process_backlog+0x101/0x620 [ 4319.351965][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4319.351965][ T10] net_rx_action+0x495/0xbe0 [ 4319.351965][ T10] __do_softirq+0x1b5/0x7f6 [ 4319.351965][ T10] [ 4319.353781][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.353781][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4319.353781][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4319.353781][ T10] fib6_nh_init+0xa22/0x1580 [ 4319.353781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.353781][ T10] ip6_route_add+0x1c/0x140 [ 4319.353781][ T10] inet6_rtm_newroute+0x104/0x110 [ 4319.353781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.353781][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.353781][ T10] netlink_unicast+0x449/0x710 [ 4319.353781][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.353781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.353781][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.353781][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.353781][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.353781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.353781][ T10] [ 4319.355845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.355845][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.355845][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.355845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.355845][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4319.355845][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4319.355845][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4319.355845][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4319.355845][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4319.355845][ T10] addrconf_dad_begin+0x310/0x670 [ 4319.355845][ T10] addrconf_dad_work+0x10b/0xab0 [ 4319.355845][ T10] process_one_work+0x84d/0x18a0 [ 4319.355845][ T10] worker_thread+0x587/0xd30 [ 4319.355845][ T10] kthread+0x28a/0x350 [ 4319.355845][ T10] ret_from_fork+0x31/0x70 [ 4319.355845][ T10] ret_from_fork_asm+0x1a/0x30 [ 4319.355845][ T10] [ 4319.357911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.357911][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.357911][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.357911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.357911][ T10] ip6_route_add+0x1c/0x140 [ 4319.357911][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4319.357911][ T10] inet6_addr_add+0x4f8/0xa40 [ 4319.357911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.357911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.357911][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.357911][ T10] netlink_unicast+0x449/0x710 [ 4319.357911][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.357911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.357911][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.357911][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.357911][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.357911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.357911][ T10] [ 4319.360078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.360078][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.360078][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.360078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.360078][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4319.360078][ T10] ipv6_add_addr+0x411/0x2000 [ 4319.360078][ T10] inet6_addr_add+0x30e/0xa40 [ 4319.360078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.360078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.360078][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.360078][ T10] netlink_unicast+0x449/0x710 [ 4319.360078][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.360078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.360078][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.360078][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.360078][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.360078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.360078][ T10] [ 4319.362291][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.362291][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.362291][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.362291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.362291][ T10] ip6_route_add+0x1c/0x140 [ 4319.362291][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4319.362291][ T10] addrconf_add_dev+0xe2/0x170 [ 4319.362291][ T10] inet6_addr_add+0x12f/0xa40 [ 4319.362291][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.362291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.362291][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.362291][ T10] netlink_unicast+0x449/0x710 [ 4319.362291][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.362291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.362291][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.362291][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.362291][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.362291][ T10] [ 4319.364633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.364633][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4319.364633][ T10] ipv6_find_idev+0x102/0x170 [ 4319.364633][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.364633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.364633][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.364633][ T10] netlink_unicast+0x449/0x710 [ 4319.364633][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.364633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.364633][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.364633][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.364633][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.364633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.364633][ T10] [ 4319.366585][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4319.366585][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4319.366585][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4319.366585][ T10] ipv6_find_idev+0x102/0x170 [ 4319.366585][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.366585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.366585][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.366585][ T10] netlink_unicast+0x449/0x710 [ 4319.366585][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.366585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.366585][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.366585][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.366585][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.366585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.366585][ T10] [ 4319.368616][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4319.368884][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4319.368884][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.368884][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.368884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.368884][ T10] ip6_route_add+0x1c/0x140 [ 4319.368884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4319.368884][ T10] inet6_addr_add+0x4f8/0xa40 [ 4319.368884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.368884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.368884][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.368884][ T10] netlink_unicast+0x449/0x710 [ 4319.368884][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.368884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.368884][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.368884][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.368884][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.368884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.368884][ T10] [ 4319.371344][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4319.371344][ T10] netdev_get_by_index+0x5e/0x80 [ 4319.371344][ T10] fib6_nh_init+0x3d8/0x1580 [ 4319.371344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4319.371344][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4319.371344][ T10] ipv6_add_addr+0x411/0x2000 [ 4319.371344][ T10] inet6_addr_add+0x30e/0xa40 [ 4319.371344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4319.371344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.371344][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.371344][ T10] netlink_unicast+0x449/0x710 [ 4319.371344][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.371344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.371344][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.371344][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.371344][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.371344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.371344][ T10] [ 4319.373794][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4319.373794][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4319.373794][ T10] ipv6_find_idev+0x102/0x170 [ 4319.373794][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.373794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.373794][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.373794][ T10] netlink_unicast+0x449/0x710 [ 4319.373794][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.373794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.373794][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.373794][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.373794][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.373794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.373794][ T10] [ 4319.375734][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4319.375734][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4319.375734][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4319.375734][ T10] ipv6_find_idev+0x102/0x170 [ 4319.375734][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4319.375734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4319.375734][ T10] netlink_rcv_skb+0x130/0x360 [ 4319.375734][ T10] netlink_unicast+0x449/0x710 [ 4319.375734][ T10] netlink_sendmsg+0x723/0xbe0 [ 4319.375734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4319.375734][ T10] ___sys_sendmsg+0xee/0x170 [ 4319.375734][ T10] __sys_sendmsg+0xcd/0x170 [ 4319.375734][ T10] do_syscall_64+0xc6/0x1e0 [ 4319.375734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4319.375734][ T10] [ 4329.614990][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4329.615399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.615399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4329.615399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4329.615399][ T10] fib6_nh_init+0xa22/0x1580 [ 4329.615399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.615399][ T10] ip6_route_add+0x1c/0x140 [ 4329.615399][ T10] inet6_rtm_newroute+0x104/0x110 [ 4329.615399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.615399][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.615399][ T10] netlink_unicast+0x449/0x710 [ 4329.615399][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.615399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.615399][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.615399][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.615399][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.615399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.615399][ T10] [ 4329.617394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.617394][ T10] dst_init+0x84/0x4a0 [ 4329.617394][ T10] dst_alloc+0x97/0x150 [ 4329.617394][ T10] ip6_dst_alloc+0x23/0x90 [ 4329.617394][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4329.617394][ T10] ip6_pol_route+0x56f/0x840 [ 4329.617394][ T10] fib6_rule_lookup+0x456/0x630 [ 4329.617394][ T10] ip6_route_input+0x59c/0xa50 [ 4329.617394][ T10] ipv6_rcv+0x397/0x810 [ 4329.617394][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4329.617394][ T10] process_backlog+0x101/0x620 [ 4329.617394][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4329.617394][ T10] net_rx_action+0x495/0xbe0 [ 4329.617394][ T10] __do_softirq+0x1b5/0x7f6 [ 4329.617394][ T10] [ 4329.619044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.619044][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.619044][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.619044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.619044][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4329.619044][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4329.619044][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4329.619044][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4329.619044][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4329.619044][ T10] addrconf_dad_begin+0x310/0x670 [ 4329.619044][ T10] addrconf_dad_work+0x10b/0xab0 [ 4329.619044][ T10] process_one_work+0x84d/0x18a0 [ 4329.619044][ T10] worker_thread+0x587/0xd30 [ 4329.619044][ T10] kthread+0x28a/0x350 [ 4329.619044][ T10] ret_from_fork+0x31/0x70 [ 4329.619044][ T10] ret_from_fork_asm+0x1a/0x30 [ 4329.619044][ T10] [ 4329.620964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.620964][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.620964][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.620964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.620964][ T10] ip6_route_add+0x1c/0x140 [ 4329.620964][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4329.620964][ T10] inet6_addr_add+0x4f8/0xa40 [ 4329.620964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.620964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.620964][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.620964][ T10] netlink_unicast+0x449/0x710 [ 4329.620964][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.620964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.620964][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.620964][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.620964][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.620964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.620964][ T10] [ 4329.622982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.622982][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.622982][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.622982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.622982][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4329.622982][ T10] ipv6_add_addr+0x411/0x2000 [ 4329.622982][ T10] inet6_addr_add+0x30e/0xa40 [ 4329.622982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.622982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.622982][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.622982][ T10] netlink_unicast+0x449/0x710 [ 4329.622982][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.622982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.622982][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.622982][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.622982][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.622982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.622982][ T10] [ 4329.624990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.624990][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.624990][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.624990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.624990][ T10] ip6_route_add+0x1c/0x140 [ 4329.624990][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4329.624990][ T10] addrconf_add_dev+0xe2/0x170 [ 4329.624990][ T10] inet6_addr_add+0x12f/0xa40 [ 4329.624990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.624990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.624990][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.624990][ T10] netlink_unicast+0x449/0x710 [ 4329.624990][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.624990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.624990][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.624990][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.624990][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.624990][ T10] [ 4329.627012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.627012][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4329.627012][ T10] ipv6_find_idev+0x102/0x170 [ 4329.627012][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.627012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.627012][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.627012][ T10] netlink_unicast+0x449/0x710 [ 4329.627012][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.627012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.627012][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.627012][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.627012][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.627012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.627012][ T10] [ 4329.628582][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4329.628582][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4329.628582][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4329.628582][ T10] ipv6_find_idev+0x102/0x170 [ 4329.628582][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.628582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.628582][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.628582][ T10] netlink_unicast+0x449/0x710 [ 4329.628582][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.628582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.628582][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.628582][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.628582][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.628582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.628582][ T10] [ 4329.630317][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4329.630592][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4329.630592][ T10] dst_init+0x84/0x4a0 [ 4329.630592][ T10] dst_alloc+0x97/0x150 [ 4329.630592][ T10] ip6_dst_alloc+0x23/0x90 [ 4329.630592][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4329.630592][ T10] ip6_pol_route+0x56f/0x840 [ 4329.630592][ T10] fib6_rule_lookup+0x456/0x630 [ 4329.630592][ T10] ip6_route_input+0x59c/0xa50 [ 4329.630592][ T10] ipv6_rcv+0x397/0x810 [ 4329.630592][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4329.630592][ T10] process_backlog+0x101/0x620 [ 4329.630592][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4329.630592][ T10] net_rx_action+0x495/0xbe0 [ 4329.630592][ T10] __do_softirq+0x1b5/0x7f6 [ 4329.630592][ T10] [ 4329.632247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.632247][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4329.632247][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4329.632247][ T10] fib6_nh_init+0xa22/0x1580 [ 4329.632247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.632247][ T10] ip6_route_add+0x1c/0x140 [ 4329.632247][ T10] inet6_rtm_newroute+0x104/0x110 [ 4329.632247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.632247][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.632247][ T10] netlink_unicast+0x449/0x710 [ 4329.632247][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.632247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.632247][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.632247][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.632247][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.632247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.632247][ T10] [ 4329.634139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.634139][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.634139][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.634139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.634139][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4329.634139][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4329.634139][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4329.634139][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4329.634139][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4329.634139][ T10] addrconf_dad_begin+0x310/0x670 [ 4329.634139][ T10] addrconf_dad_work+0x10b/0xab0 [ 4329.634139][ T10] process_one_work+0x84d/0x18a0 [ 4329.634139][ T10] worker_thread+0x587/0xd30 [ 4329.634139][ T10] kthread+0x28a/0x350 [ 4329.634139][ T10] ret_from_fork+0x31/0x70 [ 4329.634139][ T10] ret_from_fork_asm+0x1a/0x30 [ 4329.634139][ T10] [ 4329.636061][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.636061][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.636061][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.636061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.636061][ T10] ip6_route_add+0x1c/0x140 [ 4329.636061][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4329.636061][ T10] inet6_addr_add+0x4f8/0xa40 [ 4329.636061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.636061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.636061][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.636061][ T10] netlink_unicast+0x449/0x710 [ 4329.636061][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.636061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.636061][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.636061][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.636061][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.636061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.636061][ T10] [ 4329.638066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.638066][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.638066][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.638066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.638066][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4329.638066][ T10] ipv6_add_addr+0x411/0x2000 [ 4329.638066][ T10] inet6_addr_add+0x30e/0xa40 [ 4329.638066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.638066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.638066][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.638066][ T10] netlink_unicast+0x449/0x710 [ 4329.638066][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.638066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.638066][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.638066][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.638066][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.638066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.638066][ T10] [ 4329.640079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.640079][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.640079][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.640079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.640079][ T10] ip6_route_add+0x1c/0x140 [ 4329.640079][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4329.640079][ T10] addrconf_add_dev+0xe2/0x170 [ 4329.640079][ T10] inet6_addr_add+0x12f/0xa40 [ 4329.640079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.640079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.640079][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.640079][ T10] netlink_unicast+0x449/0x710 [ 4329.640079][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.640079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.640079][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.640079][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.640079][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.640079][ T10] [ 4329.642232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.642232][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4329.642232][ T10] ipv6_find_idev+0x102/0x170 [ 4329.642232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.642232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.642232][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.642232][ T10] netlink_unicast+0x449/0x710 [ 4329.642232][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.642232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.642232][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.642232][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.642232][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.642232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.642232][ T10] [ 4329.643958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4329.643958][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4329.643958][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4329.643958][ T10] ipv6_find_idev+0x102/0x170 [ 4329.643958][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.643958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.643958][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.643958][ T10] netlink_unicast+0x449/0x710 [ 4329.643958][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.643958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.643958][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.643958][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.643958][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.643958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.643958][ T10] [ 4329.645906][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4329.646144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4329.646144][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.646144][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.646144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.646144][ T10] ip6_route_add+0x1c/0x140 [ 4329.646144][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4329.646144][ T10] inet6_addr_add+0x4f8/0xa40 [ 4329.646144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.646144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.646144][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.646144][ T10] netlink_unicast+0x449/0x710 [ 4329.646144][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.646144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.646144][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.646144][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.646144][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.646144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.646144][ T10] [ 4329.648471][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4329.648471][ T10] netdev_get_by_index+0x5e/0x80 [ 4329.648471][ T10] fib6_nh_init+0x3d8/0x1580 [ 4329.648471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4329.648471][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4329.648471][ T10] ipv6_add_addr+0x411/0x2000 [ 4329.648471][ T10] inet6_addr_add+0x30e/0xa40 [ 4329.648471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4329.648471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.648471][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.648471][ T10] netlink_unicast+0x449/0x710 [ 4329.648471][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.648471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.648471][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.648471][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.648471][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.648471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.648471][ T10] [ 4329.650663][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4329.650663][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4329.650663][ T10] ipv6_find_idev+0x102/0x170 [ 4329.650663][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.650663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.650663][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.650663][ T10] netlink_unicast+0x449/0x710 [ 4329.650663][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.650663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.650663][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.650663][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.650663][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.650663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.650663][ T10] [ 4329.652381][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4329.652381][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4329.652381][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4329.652381][ T10] ipv6_find_idev+0x102/0x170 [ 4329.652381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4329.652381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4329.652381][ T10] netlink_rcv_skb+0x130/0x360 [ 4329.652381][ T10] netlink_unicast+0x449/0x710 [ 4329.652381][ T10] netlink_sendmsg+0x723/0xbe0 [ 4329.652381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4329.652381][ T10] ___sys_sendmsg+0xee/0x170 [ 4329.652381][ T10] __sys_sendmsg+0xcd/0x170 [ 4329.652381][ T10] do_syscall_64+0xc6/0x1e0 [ 4329.652381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4329.652381][ T10] [ 4339.678920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4339.679384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.679384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4339.679384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4339.679384][ T10] fib6_nh_init+0xa22/0x1580 [ 4339.679384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.679384][ T10] ip6_route_add+0x1c/0x140 [ 4339.679384][ T10] inet6_rtm_newroute+0x104/0x110 [ 4339.679384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.679384][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.679384][ T10] netlink_unicast+0x449/0x710 [ 4339.679384][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.679384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.679384][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.679384][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.679384][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.679384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.679384][ T10] [ 4339.681300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.681300][ T10] dst_init+0x84/0x4a0 [ 4339.681300][ T10] dst_alloc+0x97/0x150 [ 4339.681300][ T10] ip6_dst_alloc+0x23/0x90 [ 4339.681300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4339.681300][ T10] ip6_pol_route+0x56f/0x840 [ 4339.681300][ T10] fib6_rule_lookup+0x456/0x630 [ 4339.681300][ T10] ip6_route_input+0x59c/0xa50 [ 4339.681300][ T10] ipv6_rcv+0x397/0x810 [ 4339.681300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4339.681300][ T10] process_backlog+0x101/0x620 [ 4339.681300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4339.681300][ T10] net_rx_action+0x495/0xbe0 [ 4339.681300][ T10] __do_softirq+0x1b5/0x7f6 [ 4339.681300][ T10] [ 4339.682958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.682958][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.682958][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.682958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.682958][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4339.682958][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4339.682958][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4339.682958][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4339.682958][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4339.682958][ T10] addrconf_dad_begin+0x310/0x670 [ 4339.682958][ T10] addrconf_dad_work+0x10b/0xab0 [ 4339.682958][ T10] process_one_work+0x84d/0x18a0 [ 4339.682958][ T10] worker_thread+0x587/0xd30 [ 4339.682958][ T10] kthread+0x28a/0x350 [ 4339.682958][ T10] ret_from_fork+0x31/0x70 [ 4339.682958][ T10] ret_from_fork_asm+0x1a/0x30 [ 4339.682958][ T10] [ 4339.684874][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.684874][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.684874][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.684874][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.684874][ T10] ip6_route_add+0x1c/0x140 [ 4339.684874][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4339.684874][ T10] inet6_addr_add+0x4f8/0xa40 [ 4339.684874][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.684874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.684874][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.684874][ T10] netlink_unicast+0x449/0x710 [ 4339.684874][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.684874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.684874][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.684874][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.684874][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.684874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.684874][ T10] [ 4339.686888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.686888][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.686888][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.686888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.686888][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4339.686888][ T10] ipv6_add_addr+0x411/0x2000 [ 4339.686888][ T10] inet6_addr_add+0x30e/0xa40 [ 4339.686888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.686888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.686888][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.686888][ T10] netlink_unicast+0x449/0x710 [ 4339.686888][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.686888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.686888][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.686888][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.686888][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.686888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.686888][ T10] [ 4339.688893][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.688893][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.688893][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.688893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.688893][ T10] ip6_route_add+0x1c/0x140 [ 4339.688893][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4339.688893][ T10] addrconf_add_dev+0xe2/0x170 [ 4339.688893][ T10] inet6_addr_add+0x12f/0xa40 [ 4339.688893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.688893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.688893][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.688893][ T10] netlink_unicast+0x449/0x710 [ 4339.688893][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.688893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.688893][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.688893][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.688893][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.688893][ T10] [ 4339.690864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.690864][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4339.690864][ T10] ipv6_find_idev+0x102/0x170 [ 4339.690864][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.690864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.690864][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.690864][ T10] netlink_unicast+0x449/0x710 [ 4339.690864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.690864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.690864][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.690864][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.690864][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.690864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.690864][ T10] [ 4339.692405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4339.692405][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4339.692405][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4339.692405][ T10] ipv6_find_idev+0x102/0x170 [ 4339.692405][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.692405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.692405][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.692405][ T10] netlink_unicast+0x449/0x710 [ 4339.692405][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.692405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.692405][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.692405][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.692405][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.692405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.692405][ T10] [ 4339.694108][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4339.694382][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4339.694382][ T10] dst_init+0x84/0x4a0 [ 4339.694382][ T10] dst_alloc+0x97/0x150 [ 4339.694382][ T10] ip6_dst_alloc+0x23/0x90 [ 4339.694382][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4339.694382][ T10] ip6_pol_route+0x56f/0x840 [ 4339.694382][ T10] fib6_rule_lookup+0x456/0x630 [ 4339.694382][ T10] ip6_route_input+0x59c/0xa50 [ 4339.694382][ T10] ipv6_rcv+0x397/0x810 [ 4339.694382][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4339.694382][ T10] process_backlog+0x101/0x620 [ 4339.694382][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4339.694382][ T10] net_rx_action+0x495/0xbe0 [ 4339.694382][ T10] __do_softirq+0x1b5/0x7f6 [ 4339.694382][ T10] [ 4339.696231][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.696231][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4339.696231][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4339.696231][ T10] fib6_nh_init+0xa22/0x1580 [ 4339.696231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.696231][ T10] ip6_route_add+0x1c/0x140 [ 4339.696231][ T10] inet6_rtm_newroute+0x104/0x110 [ 4339.696231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.696231][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.696231][ T10] netlink_unicast+0x449/0x710 [ 4339.696231][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.696231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.696231][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.696231][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.696231][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.696231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.696231][ T10] [ 4339.698309][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.698309][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.698309][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.698309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.698309][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4339.698309][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4339.698309][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4339.698309][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4339.698309][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4339.698309][ T10] addrconf_dad_begin+0x310/0x670 [ 4339.698309][ T10] addrconf_dad_work+0x10b/0xab0 [ 4339.698309][ T10] process_one_work+0x84d/0x18a0 [ 4339.698309][ T10] worker_thread+0x587/0xd30 [ 4339.698309][ T10] kthread+0x28a/0x350 [ 4339.698309][ T10] ret_from_fork+0x31/0x70 [ 4339.698309][ T10] ret_from_fork_asm+0x1a/0x30 [ 4339.698309][ T10] [ 4339.700400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.700400][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.700400][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.700400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.700400][ T10] ip6_route_add+0x1c/0x140 [ 4339.700400][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4339.700400][ T10] inet6_addr_add+0x4f8/0xa40 [ 4339.700400][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.700400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.700400][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.700400][ T10] netlink_unicast+0x449/0x710 [ 4339.700400][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.700400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.700400][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.700400][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.700400][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.700400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.700400][ T10] [ 4339.702596][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.702596][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.702596][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.702596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.702596][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4339.702596][ T10] ipv6_add_addr+0x411/0x2000 [ 4339.702596][ T10] inet6_addr_add+0x30e/0xa40 [ 4339.702596][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.702596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.702596][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.702596][ T10] netlink_unicast+0x449/0x710 [ 4339.702596][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.702596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.702596][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.702596][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.702596][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.702596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.702596][ T10] [ 4339.704779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.704779][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.704779][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.704779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.704779][ T10] ip6_route_add+0x1c/0x140 [ 4339.704779][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4339.704779][ T10] addrconf_add_dev+0xe2/0x170 [ 4339.704779][ T10] inet6_addr_add+0x12f/0xa40 [ 4339.704779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.704779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.704779][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.704779][ T10] netlink_unicast+0x449/0x710 [ 4339.704779][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.704779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.704779][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.704779][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.704779][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.704779][ T10] [ 4339.707118][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.707118][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4339.707118][ T10] ipv6_find_idev+0x102/0x170 [ 4339.707118][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.707118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.707118][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.707118][ T10] netlink_unicast+0x449/0x710 [ 4339.707118][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.707118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.707118][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.707118][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.707118][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.707118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.707118][ T10] [ 4339.709026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4339.709026][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4339.709026][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4339.709026][ T10] ipv6_find_idev+0x102/0x170 [ 4339.709026][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.709026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.709026][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.709026][ T10] netlink_unicast+0x449/0x710 [ 4339.709026][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.709026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.709026][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.709026][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.709026][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.709026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.709026][ T10] [ 4339.711058][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4339.711320][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4339.711320][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.711320][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.711320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.711320][ T10] ip6_route_add+0x1c/0x140 [ 4339.711320][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4339.711320][ T10] inet6_addr_add+0x4f8/0xa40 [ 4339.711320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.711320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.711320][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.711320][ T10] netlink_unicast+0x449/0x710 [ 4339.711320][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.711320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.711320][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.711320][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.711320][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.711320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.711320][ T10] [ 4339.713755][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4339.713755][ T10] netdev_get_by_index+0x5e/0x80 [ 4339.713755][ T10] fib6_nh_init+0x3d8/0x1580 [ 4339.713755][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4339.713755][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4339.713755][ T10] ipv6_add_addr+0x411/0x2000 [ 4339.713755][ T10] inet6_addr_add+0x30e/0xa40 [ 4339.713755][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4339.713755][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.713755][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.713755][ T10] netlink_unicast+0x449/0x710 [ 4339.713755][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.713755][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.713755][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.713755][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.713755][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.713755][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.713755][ T10] [ 4339.716194][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4339.716194][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4339.716194][ T10] ipv6_find_idev+0x102/0x170 [ 4339.716194][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.716194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.716194][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.716194][ T10] netlink_unicast+0x449/0x710 [ 4339.716194][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.716194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.716194][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.716194][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.716194][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.716194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.716194][ T10] [ 4339.718123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4339.718123][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4339.718123][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4339.718123][ T10] ipv6_find_idev+0x102/0x170 [ 4339.718123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4339.718123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4339.718123][ T10] netlink_rcv_skb+0x130/0x360 [ 4339.718123][ T10] netlink_unicast+0x449/0x710 [ 4339.718123][ T10] netlink_sendmsg+0x723/0xbe0 [ 4339.718123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4339.718123][ T10] ___sys_sendmsg+0xee/0x170 [ 4339.718123][ T10] __sys_sendmsg+0xcd/0x170 [ 4339.718123][ T10] do_syscall_64+0xc6/0x1e0 [ 4339.718123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4339.718123][ T10] [ 4349.839064][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4349.839517][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.839517][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4349.839517][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4349.839517][ T10] fib6_nh_init+0xa22/0x1580 [ 4349.839517][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.839517][ T10] ip6_route_add+0x1c/0x140 [ 4349.839517][ T10] inet6_rtm_newroute+0x104/0x110 [ 4349.839517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.839517][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.839517][ T10] netlink_unicast+0x449/0x710 [ 4349.839517][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.839517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.839517][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.839517][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.839517][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.839517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.839517][ T10] [ 4349.841446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.841446][ T10] dst_init+0x84/0x4a0 [ 4349.841446][ T10] dst_alloc+0x97/0x150 [ 4349.841446][ T10] ip6_dst_alloc+0x23/0x90 [ 4349.841446][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4349.841446][ T10] ip6_pol_route+0x56f/0x840 [ 4349.841446][ T10] fib6_rule_lookup+0x456/0x630 [ 4349.841446][ T10] ip6_route_input+0x59c/0xa50 [ 4349.841446][ T10] ipv6_rcv+0x397/0x810 [ 4349.841446][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4349.841446][ T10] process_backlog+0x101/0x620 [ 4349.841446][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4349.841446][ T10] net_rx_action+0x495/0xbe0 [ 4349.841446][ T10] __do_softirq+0x1b5/0x7f6 [ 4349.841446][ T10] [ 4349.843109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.843109][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.843109][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.843109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.843109][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4349.843109][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4349.843109][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4349.843109][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4349.843109][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4349.843109][ T10] addrconf_dad_begin+0x310/0x670 [ 4349.843109][ T10] addrconf_dad_work+0x10b/0xab0 [ 4349.843109][ T10] process_one_work+0x84d/0x18a0 [ 4349.843109][ T10] worker_thread+0x587/0xd30 [ 4349.843109][ T10] kthread+0x28a/0x350 [ 4349.843109][ T10] ret_from_fork+0x31/0x70 [ 4349.843109][ T10] ret_from_fork_asm+0x1a/0x30 [ 4349.843109][ T10] [ 4349.845042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.845042][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.845042][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.845042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.845042][ T10] ip6_route_add+0x1c/0x140 [ 4349.845042][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4349.845042][ T10] inet6_addr_add+0x4f8/0xa40 [ 4349.845042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.845042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.845042][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.845042][ T10] netlink_unicast+0x449/0x710 [ 4349.845042][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.845042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.845042][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.845042][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.845042][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.845042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.845042][ T10] [ 4349.847057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.847057][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.847057][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.847057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.847057][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4349.847057][ T10] ipv6_add_addr+0x411/0x2000 [ 4349.847057][ T10] inet6_addr_add+0x30e/0xa40 [ 4349.847057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.847057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.847057][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.847057][ T10] netlink_unicast+0x449/0x710 [ 4349.847057][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.847057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.847057][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.847057][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.847057][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.847057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.847057][ T10] [ 4349.849086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.849086][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.849086][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.849086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.849086][ T10] ip6_route_add+0x1c/0x140 [ 4349.849086][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4349.849086][ T10] addrconf_add_dev+0xe2/0x170 [ 4349.849086][ T10] inet6_addr_add+0x12f/0xa40 [ 4349.849086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.849086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.849086][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.849086][ T10] netlink_unicast+0x449/0x710 [ 4349.849086][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.849086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.849086][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.849086][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.849086][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.849086][ T10] [ 4349.851066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.851066][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4349.851066][ T10] ipv6_find_idev+0x102/0x170 [ 4349.851066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.851066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.851066][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.851066][ T10] netlink_unicast+0x449/0x710 [ 4349.851066][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.851066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.851066][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.851066][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.851066][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.851066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.851066][ T10] [ 4349.852636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4349.852636][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4349.852636][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4349.852636][ T10] ipv6_find_idev+0x102/0x170 [ 4349.852636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.852636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.852636][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.852636][ T10] netlink_unicast+0x449/0x710 [ 4349.852636][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.852636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.852636][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.852636][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.852636][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.852636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.852636][ T10] [ 4349.854353][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4349.854642][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4349.854642][ T10] dst_init+0x84/0x4a0 [ 4349.854642][ T10] dst_alloc+0x97/0x150 [ 4349.854642][ T10] ip6_dst_alloc+0x23/0x90 [ 4349.854642][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4349.854642][ T10] ip6_pol_route+0x56f/0x840 [ 4349.854642][ T10] fib6_rule_lookup+0x456/0x630 [ 4349.854642][ T10] ip6_route_input+0x59c/0xa50 [ 4349.854642][ T10] ipv6_rcv+0x397/0x810 [ 4349.854642][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4349.854642][ T10] process_backlog+0x101/0x620 [ 4349.854642][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4349.854642][ T10] net_rx_action+0x495/0xbe0 [ 4349.854642][ T10] __do_softirq+0x1b5/0x7f6 [ 4349.854642][ T10] [ 4349.856361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.856361][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4349.856361][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4349.856361][ T10] fib6_nh_init+0xa22/0x1580 [ 4349.856361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.856361][ T10] ip6_route_add+0x1c/0x140 [ 4349.856361][ T10] inet6_rtm_newroute+0x104/0x110 [ 4349.856361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.856361][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.856361][ T10] netlink_unicast+0x449/0x710 [ 4349.856361][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.856361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.856361][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.856361][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.856361][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.856361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.856361][ T10] [ 4349.858269][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.858269][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.858269][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.858269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.858269][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4349.858269][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4349.858269][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4349.858269][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4349.858269][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4349.858269][ T10] addrconf_dad_begin+0x310/0x670 [ 4349.858269][ T10] addrconf_dad_work+0x10b/0xab0 [ 4349.858269][ T10] process_one_work+0x84d/0x18a0 [ 4349.858269][ T10] worker_thread+0x587/0xd30 [ 4349.858269][ T10] kthread+0x28a/0x350 [ 4349.858269][ T10] ret_from_fork+0x31/0x70 [ 4349.858269][ T10] ret_from_fork_asm+0x1a/0x30 [ 4349.858269][ T10] [ 4349.860176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.860176][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.860176][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.860176][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.860176][ T10] ip6_route_add+0x1c/0x140 [ 4349.860176][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4349.860176][ T10] inet6_addr_add+0x4f8/0xa40 [ 4349.860176][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.860176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.860176][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.860176][ T10] netlink_unicast+0x449/0x710 [ 4349.860176][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.860176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.860176][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.860176][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.860176][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.860176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.860176][ T10] [ 4349.862172][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.862172][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.862172][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.862172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.862172][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4349.862172][ T10] ipv6_add_addr+0x411/0x2000 [ 4349.862172][ T10] inet6_addr_add+0x30e/0xa40 [ 4349.862172][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.862172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.862172][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.862172][ T10] netlink_unicast+0x449/0x710 [ 4349.862172][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.862172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.862172][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.862172][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.862172][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.862172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.862172][ T10] [ 4349.864174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.864174][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.864174][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.864174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.864174][ T10] ip6_route_add+0x1c/0x140 [ 4349.864174][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4349.864174][ T10] addrconf_add_dev+0xe2/0x170 [ 4349.864174][ T10] inet6_addr_add+0x12f/0xa40 [ 4349.864174][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.864174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.864174][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.864174][ T10] netlink_unicast+0x449/0x710 [ 4349.864174][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.864174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.864174][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.864174][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.864174][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.864174][ T10] [ 4349.866360][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.866360][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4349.866360][ T10] ipv6_find_idev+0x102/0x170 [ 4349.866360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.866360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.866360][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.866360][ T10] netlink_unicast+0x449/0x710 [ 4349.866360][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.866360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.866360][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.866360][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.866360][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.866360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.866360][ T10] [ 4349.868108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4349.868108][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4349.868108][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4349.868108][ T10] ipv6_find_idev+0x102/0x170 [ 4349.868108][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.868108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.868108][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.868108][ T10] netlink_unicast+0x449/0x710 [ 4349.868108][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.868108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.868108][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.868108][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.868108][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.868108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.868108][ T10] [ 4349.870074][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4349.870328][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4349.870328][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.870328][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.870328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.870328][ T10] ip6_route_add+0x1c/0x140 [ 4349.870328][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4349.870328][ T10] inet6_addr_add+0x4f8/0xa40 [ 4349.870328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.870328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.870328][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.870328][ T10] netlink_unicast+0x449/0x710 [ 4349.870328][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.870328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.870328][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.870328][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.870328][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.870328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.870328][ T10] [ 4349.872613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4349.872613][ T10] netdev_get_by_index+0x5e/0x80 [ 4349.872613][ T10] fib6_nh_init+0x3d8/0x1580 [ 4349.872613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4349.872613][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4349.872613][ T10] ipv6_add_addr+0x411/0x2000 [ 4349.872613][ T10] inet6_addr_add+0x30e/0xa40 [ 4349.872613][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4349.872613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.872613][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.872613][ T10] netlink_unicast+0x449/0x710 [ 4349.872613][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.872613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.872613][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.872613][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.872613][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.872613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.872613][ T10] [ 4349.874815][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4349.874815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4349.874815][ T10] ipv6_find_idev+0x102/0x170 [ 4349.874815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.874815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.874815][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.874815][ T10] netlink_unicast+0x449/0x710 [ 4349.874815][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.874815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.874815][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.874815][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.874815][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.874815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.874815][ T10] [ 4349.876559][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4349.876559][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4349.876559][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4349.876559][ T10] ipv6_find_idev+0x102/0x170 [ 4349.876559][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4349.876559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4349.876559][ T10] netlink_rcv_skb+0x130/0x360 [ 4349.876559][ T10] netlink_unicast+0x449/0x710 [ 4349.876559][ T10] netlink_sendmsg+0x723/0xbe0 [ 4349.876559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4349.876559][ T10] ___sys_sendmsg+0xee/0x170 [ 4349.876559][ T10] __sys_sendmsg+0xcd/0x170 [ 4349.876559][ T10] do_syscall_64+0xc6/0x1e0 [ 4349.876559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4349.876559][ T10] [ 4360.118907][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4360.119324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.119324][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4360.119324][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4360.119324][ T10] fib6_nh_init+0xa22/0x1580 [ 4360.119324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.119324][ T10] ip6_route_add+0x1c/0x140 [ 4360.119324][ T10] inet6_rtm_newroute+0x104/0x110 [ 4360.119324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.119324][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.119324][ T10] netlink_unicast+0x449/0x710 [ 4360.119324][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.119324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.119324][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.119324][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.119324][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.119324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.119324][ T10] [ 4360.121309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.121309][ T10] dst_init+0x84/0x4a0 [ 4360.121309][ T10] dst_alloc+0x97/0x150 [ 4360.121309][ T10] ip6_dst_alloc+0x23/0x90 [ 4360.121309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4360.121309][ T10] ip6_pol_route+0x56f/0x840 [ 4360.121309][ T10] fib6_rule_lookup+0x456/0x630 [ 4360.121309][ T10] ip6_route_input+0x59c/0xa50 [ 4360.121309][ T10] ipv6_rcv+0x397/0x810 [ 4360.121309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4360.121309][ T10] process_backlog+0x101/0x620 [ 4360.121309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4360.121309][ T10] net_rx_action+0x495/0xbe0 [ 4360.121309][ T10] __do_softirq+0x1b5/0x7f6 [ 4360.121309][ T10] [ 4360.123010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.123010][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.123010][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.123010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.123010][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4360.123010][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4360.123010][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4360.123010][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4360.123010][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4360.123010][ T10] addrconf_dad_begin+0x310/0x670 [ 4360.123010][ T10] addrconf_dad_work+0x10b/0xab0 [ 4360.123010][ T10] process_one_work+0x84d/0x18a0 [ 4360.123010][ T10] worker_thread+0x587/0xd30 [ 4360.123010][ T10] kthread+0x28a/0x350 [ 4360.123010][ T10] ret_from_fork+0x31/0x70 [ 4360.123010][ T10] ret_from_fork_asm+0x1a/0x30 [ 4360.123010][ T10] [ 4360.124980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.124980][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.124980][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.124980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.124980][ T10] ip6_route_add+0x1c/0x140 [ 4360.124980][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4360.124980][ T10] inet6_addr_add+0x4f8/0xa40 [ 4360.124980][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.124980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.124980][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.124980][ T10] netlink_unicast+0x449/0x710 [ 4360.124980][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.124980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.124980][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.124980][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.124980][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.124980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.124980][ T10] [ 4360.127025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.127025][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.127025][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.127025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.127025][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4360.127025][ T10] ipv6_add_addr+0x411/0x2000 [ 4360.127025][ T10] inet6_addr_add+0x30e/0xa40 [ 4360.127025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.127025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.127025][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.127025][ T10] netlink_unicast+0x449/0x710 [ 4360.127025][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.127025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.127025][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.127025][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.127025][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.127025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.127025][ T10] [ 4360.129065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.129065][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.129065][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.129065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.129065][ T10] ip6_route_add+0x1c/0x140 [ 4360.129065][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4360.129065][ T10] addrconf_add_dev+0xe2/0x170 [ 4360.129065][ T10] inet6_addr_add+0x12f/0xa40 [ 4360.129065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.129065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.129065][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.129065][ T10] netlink_unicast+0x449/0x710 [ 4360.129065][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.129065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.129065][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.129065][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.129065][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.129065][ T10] [ 4360.131074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.131074][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4360.131074][ T10] ipv6_find_idev+0x102/0x170 [ 4360.131074][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.131074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.131074][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.131074][ T10] netlink_unicast+0x449/0x710 [ 4360.131074][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.131074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.131074][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.131074][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.131074][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.131074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.131074][ T10] [ 4360.132647][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4360.132647][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4360.132647][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4360.132647][ T10] ipv6_find_idev+0x102/0x170 [ 4360.132647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.132647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.132647][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.132647][ T10] netlink_unicast+0x449/0x710 [ 4360.132647][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.132647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.132647][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.132647][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.132647][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.132647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.132647][ T10] [ 4360.134423][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4360.134718][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4360.134718][ T10] dst_init+0x84/0x4a0 [ 4360.134718][ T10] dst_alloc+0x97/0x150 [ 4360.134718][ T10] ip6_dst_alloc+0x23/0x90 [ 4360.134718][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4360.134718][ T10] ip6_pol_route+0x56f/0x840 [ 4360.134718][ T10] fib6_rule_lookup+0x456/0x630 [ 4360.134718][ T10] ip6_route_input+0x59c/0xa50 [ 4360.134718][ T10] ipv6_rcv+0x397/0x810 [ 4360.134718][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4360.134718][ T10] process_backlog+0x101/0x620 [ 4360.134718][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4360.134718][ T10] net_rx_action+0x495/0xbe0 [ 4360.134718][ T10] __do_softirq+0x1b5/0x7f6 [ 4360.134718][ T10] [ 4360.136411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.136411][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4360.136411][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4360.136411][ T10] fib6_nh_init+0xa22/0x1580 [ 4360.136411][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.136411][ T10] ip6_route_add+0x1c/0x140 [ 4360.136411][ T10] inet6_rtm_newroute+0x104/0x110 [ 4360.136411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.136411][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.136411][ T10] netlink_unicast+0x449/0x710 [ 4360.136411][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.136411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.136411][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.136411][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.136411][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.136411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.136411][ T10] [ 4360.138339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.138339][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.138339][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.138339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.138339][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4360.138339][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4360.138339][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4360.138339][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4360.138339][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4360.138339][ T10] addrconf_dad_begin+0x310/0x670 [ 4360.138339][ T10] addrconf_dad_work+0x10b/0xab0 [ 4360.138339][ T10] process_one_work+0x84d/0x18a0 [ 4360.138339][ T10] worker_thread+0x587/0xd30 [ 4360.138339][ T10] kthread+0x28a/0x350 [ 4360.138339][ T10] ret_from_fork+0x31/0x70 [ 4360.138339][ T10] ret_from_fork_asm+0x1a/0x30 [ 4360.138339][ T10] [ 4360.140292][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.140292][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.140292][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.140292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.140292][ T10] ip6_route_add+0x1c/0x140 [ 4360.140292][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4360.140292][ T10] inet6_addr_add+0x4f8/0xa40 [ 4360.140292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.140292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.140292][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.140292][ T10] netlink_unicast+0x449/0x710 [ 4360.140292][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.140292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.140292][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.140292][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.140292][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.140292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.140292][ T10] [ 4360.142373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.142373][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.142373][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.142373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.142373][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4360.142373][ T10] ipv6_add_addr+0x411/0x2000 [ 4360.142373][ T10] inet6_addr_add+0x30e/0xa40 [ 4360.142373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.142373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.142373][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.142373][ T10] netlink_unicast+0x449/0x710 [ 4360.142373][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.142373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.142373][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.142373][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.142373][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.142373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.142373][ T10] [ 4360.144510][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.144510][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.144510][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.144510][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.144510][ T10] ip6_route_add+0x1c/0x140 [ 4360.144510][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4360.144510][ T10] addrconf_add_dev+0xe2/0x170 [ 4360.144510][ T10] inet6_addr_add+0x12f/0xa40 [ 4360.144510][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.144510][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.144510][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.144510][ T10] netlink_unicast+0x449/0x710 [ 4360.144510][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.144510][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.144510][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.144510][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.144510][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.144510][ T10] [ 4360.146663][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.146663][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4360.146663][ T10] ipv6_find_idev+0x102/0x170 [ 4360.146663][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.146663][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.146663][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.146663][ T10] netlink_unicast+0x449/0x710 [ 4360.146663][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.146663][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.146663][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.146663][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.146663][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.146663][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.146663][ T10] [ 4360.148485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4360.148485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4360.148485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4360.148485][ T10] ipv6_find_idev+0x102/0x170 [ 4360.148485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.148485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.148485][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.148485][ T10] netlink_unicast+0x449/0x710 [ 4360.148485][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.148485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.148485][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.148485][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.148485][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.148485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.148485][ T10] [ 4360.150478][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4360.150729][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4360.150729][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.150729][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.150729][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.150729][ T10] ip6_route_add+0x1c/0x140 [ 4360.150729][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4360.150729][ T10] inet6_addr_add+0x4f8/0xa40 [ 4360.150729][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.150729][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.150729][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.150729][ T10] netlink_unicast+0x449/0x710 [ 4360.150729][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.150729][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.150729][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.150729][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.150729][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.150729][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.150729][ T10] [ 4360.153032][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4360.153032][ T10] netdev_get_by_index+0x5e/0x80 [ 4360.153032][ T10] fib6_nh_init+0x3d8/0x1580 [ 4360.153032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4360.153032][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4360.153032][ T10] ipv6_add_addr+0x411/0x2000 [ 4360.153032][ T10] inet6_addr_add+0x30e/0xa40 [ 4360.153032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4360.153032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.153032][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.153032][ T10] netlink_unicast+0x449/0x710 [ 4360.153032][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.153032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.153032][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.153032][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.153032][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.153032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.153032][ T10] [ 4360.155332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4360.155332][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4360.155332][ T10] ipv6_find_idev+0x102/0x170 [ 4360.155332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.155332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.155332][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.155332][ T10] netlink_unicast+0x449/0x710 [ 4360.155332][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.155332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.155332][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.155332][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.155332][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.155332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.155332][ T10] [ 4360.157144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4360.157144][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4360.157144][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4360.157144][ T10] ipv6_find_idev+0x102/0x170 [ 4360.157144][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4360.157144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4360.157144][ T10] netlink_rcv_skb+0x130/0x360 [ 4360.157144][ T10] netlink_unicast+0x449/0x710 [ 4360.157144][ T10] netlink_sendmsg+0x723/0xbe0 [ 4360.157144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4360.157144][ T10] ___sys_sendmsg+0xee/0x170 [ 4360.157144][ T10] __sys_sendmsg+0xcd/0x170 [ 4360.157144][ T10] do_syscall_64+0xc6/0x1e0 [ 4360.157144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4360.157144][ T10] [ 4370.407005][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4370.407504][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.407504][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4370.407504][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4370.407504][ T10] fib6_nh_init+0xa22/0x1580 [ 4370.407504][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.407504][ T10] ip6_route_add+0x1c/0x140 [ 4370.407504][ T10] inet6_rtm_newroute+0x104/0x110 [ 4370.407504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.407504][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.407504][ T10] netlink_unicast+0x449/0x710 [ 4370.407504][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.407504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.407504][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.407504][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.407504][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.407504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.407504][ T10] [ 4370.409469][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.409469][ T10] dst_init+0x84/0x4a0 [ 4370.409469][ T10] dst_alloc+0x97/0x150 [ 4370.409469][ T10] ip6_dst_alloc+0x23/0x90 [ 4370.409469][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4370.409469][ T10] ip6_pol_route+0x56f/0x840 [ 4370.409469][ T10] fib6_rule_lookup+0x456/0x630 [ 4370.409469][ T10] ip6_route_input+0x59c/0xa50 [ 4370.409469][ T10] ipv6_rcv+0x397/0x810 [ 4370.409469][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4370.409469][ T10] process_backlog+0x101/0x620 [ 4370.409469][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4370.409469][ T10] net_rx_action+0x495/0xbe0 [ 4370.409469][ T10] __do_softirq+0x1b5/0x7f6 [ 4370.409469][ T10] [ 4370.411161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.411161][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.411161][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.411161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.411161][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4370.411161][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4370.411161][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4370.411161][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4370.411161][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4370.411161][ T10] addrconf_dad_begin+0x310/0x670 [ 4370.411161][ T10] addrconf_dad_work+0x10b/0xab0 [ 4370.411161][ T10] process_one_work+0x84d/0x18a0 [ 4370.411161][ T10] worker_thread+0x587/0xd30 [ 4370.411161][ T10] kthread+0x28a/0x350 [ 4370.411161][ T10] ret_from_fork+0x31/0x70 [ 4370.411161][ T10] ret_from_fork_asm+0x1a/0x30 [ 4370.411161][ T10] [ 4370.413672][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.413672][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.413672][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.413672][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.413672][ T10] ip6_route_add+0x1c/0x140 [ 4370.413672][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4370.413672][ T10] inet6_addr_add+0x4f8/0xa40 [ 4370.413672][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.413672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.413672][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.413672][ T10] netlink_unicast+0x449/0x710 [ 4370.413672][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.413672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.413672][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.413672][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.413672][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.413672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.413672][ T10] [ 4370.415718][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.415718][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.415718][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.415718][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.415718][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4370.415718][ T10] ipv6_add_addr+0x411/0x2000 [ 4370.415718][ T10] inet6_addr_add+0x30e/0xa40 [ 4370.415718][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.415718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.415718][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.415718][ T10] netlink_unicast+0x449/0x710 [ 4370.415718][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.415718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.415718][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.415718][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.415718][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.415718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.415718][ T10] [ 4370.417773][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.417773][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.417773][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.417773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.417773][ T10] ip6_route_add+0x1c/0x140 [ 4370.417773][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4370.417773][ T10] addrconf_add_dev+0xe2/0x170 [ 4370.417773][ T10] inet6_addr_add+0x12f/0xa40 [ 4370.417773][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.417773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.417773][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.417773][ T10] netlink_unicast+0x449/0x710 [ 4370.417773][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.417773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.417773][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.417773][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.417773][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.417773][ T10] [ 4370.419772][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.419772][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4370.419772][ T10] ipv6_find_idev+0x102/0x170 [ 4370.419772][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.419772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.419772][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.419772][ T10] netlink_unicast+0x449/0x710 [ 4370.419772][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.419772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.419772][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.419772][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.419772][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.419772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.419772][ T10] [ 4370.421363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4370.421363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4370.421363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4370.421363][ T10] ipv6_find_idev+0x102/0x170 [ 4370.421363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.421363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.421363][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.421363][ T10] netlink_unicast+0x449/0x710 [ 4370.421363][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.421363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.421363][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.421363][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.421363][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.421363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.421363][ T10] [ 4370.423134][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4370.423417][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4370.423417][ T10] dst_init+0x84/0x4a0 [ 4370.423417][ T10] dst_alloc+0x97/0x150 [ 4370.423417][ T10] ip6_dst_alloc+0x23/0x90 [ 4370.423417][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4370.423417][ T10] ip6_pol_route+0x56f/0x840 [ 4370.423417][ T10] fib6_rule_lookup+0x456/0x630 [ 4370.423417][ T10] ip6_route_input+0x59c/0xa50 [ 4370.423417][ T10] ipv6_rcv+0x397/0x810 [ 4370.423417][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4370.423417][ T10] process_backlog+0x101/0x620 [ 4370.423417][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4370.423417][ T10] net_rx_action+0x495/0xbe0 [ 4370.423417][ T10] __do_softirq+0x1b5/0x7f6 [ 4370.423417][ T10] [ 4370.425117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.425117][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4370.425117][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4370.425117][ T10] fib6_nh_init+0xa22/0x1580 [ 4370.425117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.425117][ T10] ip6_route_add+0x1c/0x140 [ 4370.425117][ T10] inet6_rtm_newroute+0x104/0x110 [ 4370.425117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.425117][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.425117][ T10] netlink_unicast+0x449/0x710 [ 4370.425117][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.425117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.425117][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.425117][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.425117][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.425117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.425117][ T10] [ 4370.427524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.427524][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.427524][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.427524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.427524][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4370.427524][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4370.427524][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4370.427524][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4370.427524][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4370.427524][ T10] addrconf_dad_begin+0x310/0x670 [ 4370.427524][ T10] addrconf_dad_work+0x10b/0xab0 [ 4370.427524][ T10] process_one_work+0x84d/0x18a0 [ 4370.427524][ T10] worker_thread+0x587/0xd30 [ 4370.427524][ T10] kthread+0x28a/0x350 [ 4370.427524][ T10] ret_from_fork+0x31/0x70 [ 4370.427524][ T10] ret_from_fork_asm+0x1a/0x30 [ 4370.427524][ T10] [ 4370.430077][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.430077][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.430077][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.430077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.430077][ T10] ip6_route_add+0x1c/0x140 [ 4370.430077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4370.430077][ T10] inet6_addr_add+0x4f8/0xa40 [ 4370.430077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.430077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.430077][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.430077][ T10] netlink_unicast+0x449/0x710 [ 4370.430077][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.430077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.430077][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.430077][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.430077][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.430077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.430077][ T10] [ 4370.432637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.432637][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.432637][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.432637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.432637][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4370.432637][ T10] ipv6_add_addr+0x411/0x2000 [ 4370.432637][ T10] inet6_addr_add+0x30e/0xa40 [ 4370.432637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.432637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.432637][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.432637][ T10] netlink_unicast+0x449/0x710 [ 4370.432637][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.432637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.432637][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.432637][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.432637][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.432637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.432637][ T10] [ 4370.435249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.435249][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.435249][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.435249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.435249][ T10] ip6_route_add+0x1c/0x140 [ 4370.435249][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4370.435249][ T10] addrconf_add_dev+0xe2/0x170 [ 4370.435249][ T10] inet6_addr_add+0x12f/0xa40 [ 4370.435249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.435249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.435249][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.435249][ T10] netlink_unicast+0x449/0x710 [ 4370.435249][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.435249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.435249][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.435249][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.435249][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.435249][ T10] [ 4370.437888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.437888][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4370.437888][ T10] ipv6_find_idev+0x102/0x170 [ 4370.437888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.437888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.437888][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.437888][ T10] netlink_unicast+0x449/0x710 [ 4370.437888][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.437888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.437888][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.437888][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.437888][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.437888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.437888][ T10] [ 4370.440094][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4370.440094][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4370.440094][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4370.440094][ T10] ipv6_find_idev+0x102/0x170 [ 4370.440094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.440094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.440094][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.440094][ T10] netlink_unicast+0x449/0x710 [ 4370.440094][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.440094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.440094][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.440094][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.440094][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.440094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.440094][ T10] [ 4370.442598][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4370.442925][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4370.442925][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.442925][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.442925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.442925][ T10] ip6_route_add+0x1c/0x140 [ 4370.442925][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4370.442925][ T10] inet6_addr_add+0x4f8/0xa40 [ 4370.442925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.442925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.442925][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.442925][ T10] netlink_unicast+0x449/0x710 [ 4370.442925][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.442925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.442925][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.442925][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.442925][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.442925][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.442925][ T10] [ 4370.445421][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4370.445421][ T10] netdev_get_by_index+0x5e/0x80 [ 4370.445421][ T10] fib6_nh_init+0x3d8/0x1580 [ 4370.445421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4370.445421][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4370.445421][ T10] ipv6_add_addr+0x411/0x2000 [ 4370.445421][ T10] inet6_addr_add+0x30e/0xa40 [ 4370.445421][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4370.445421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.445421][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.445421][ T10] netlink_unicast+0x449/0x710 [ 4370.445421][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.445421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.445421][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.445421][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.445421][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.445421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.445421][ T10] [ 4370.447684][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4370.447684][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4370.447684][ T10] ipv6_find_idev+0x102/0x170 [ 4370.447684][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.447684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.447684][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.447684][ T10] netlink_unicast+0x449/0x710 [ 4370.447684][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.447684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.447684][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.447684][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.447684][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.447684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.447684][ T10] [ 4370.449484][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4370.449484][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4370.449484][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4370.449484][ T10] ipv6_find_idev+0x102/0x170 [ 4370.449484][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4370.449484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4370.449484][ T10] netlink_rcv_skb+0x130/0x360 [ 4370.449484][ T10] netlink_unicast+0x449/0x710 [ 4370.449484][ T10] netlink_sendmsg+0x723/0xbe0 [ 4370.449484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4370.449484][ T10] ___sys_sendmsg+0xee/0x170 [ 4370.449484][ T10] __sys_sendmsg+0xcd/0x170 [ 4370.449484][ T10] do_syscall_64+0xc6/0x1e0 [ 4370.449484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4370.449484][ T10] [ 4380.614957][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4380.615375][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.615375][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4380.615375][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4380.615375][ T10] fib6_nh_init+0xa22/0x1580 [ 4380.615375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.615375][ T10] ip6_route_add+0x1c/0x140 [ 4380.615375][ T10] inet6_rtm_newroute+0x104/0x110 [ 4380.615375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.615375][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.615375][ T10] netlink_unicast+0x449/0x710 [ 4380.615375][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.615375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.615375][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.615375][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.615375][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.615375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.615375][ T10] [ 4380.617304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.617304][ T10] dst_init+0x84/0x4a0 [ 4380.617304][ T10] dst_alloc+0x97/0x150 [ 4380.617304][ T10] ip6_dst_alloc+0x23/0x90 [ 4380.617304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4380.617304][ T10] ip6_pol_route+0x56f/0x840 [ 4380.617304][ T10] fib6_rule_lookup+0x456/0x630 [ 4380.617304][ T10] ip6_route_input+0x59c/0xa50 [ 4380.617304][ T10] ipv6_rcv+0x397/0x810 [ 4380.617304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4380.617304][ T10] process_backlog+0x101/0x620 [ 4380.617304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4380.617304][ T10] net_rx_action+0x495/0xbe0 [ 4380.617304][ T10] __do_softirq+0x1b5/0x7f6 [ 4380.617304][ T10] [ 4380.618994][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.618994][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.618994][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.618994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.618994][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4380.618994][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4380.618994][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4380.618994][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4380.618994][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4380.618994][ T10] addrconf_dad_begin+0x310/0x670 [ 4380.618994][ T10] addrconf_dad_work+0x10b/0xab0 [ 4380.618994][ T10] process_one_work+0x84d/0x18a0 [ 4380.618994][ T10] worker_thread+0x587/0xd30 [ 4380.618994][ T10] kthread+0x28a/0x350 [ 4380.618994][ T10] ret_from_fork+0x31/0x70 [ 4380.618994][ T10] ret_from_fork_asm+0x1a/0x30 [ 4380.618994][ T10] [ 4380.620954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.620954][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.620954][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.620954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.620954][ T10] ip6_route_add+0x1c/0x140 [ 4380.620954][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4380.620954][ T10] inet6_addr_add+0x4f8/0xa40 [ 4380.620954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.620954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.620954][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.620954][ T10] netlink_unicast+0x449/0x710 [ 4380.620954][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.620954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.620954][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.620954][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.620954][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.620954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.620954][ T10] [ 4380.622998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.622998][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.622998][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.622998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.622998][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4380.622998][ T10] ipv6_add_addr+0x411/0x2000 [ 4380.622998][ T10] inet6_addr_add+0x30e/0xa40 [ 4380.622998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.622998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.622998][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.622998][ T10] netlink_unicast+0x449/0x710 [ 4380.622998][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.622998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.622998][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.622998][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.622998][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.622998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.622998][ T10] [ 4380.625047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.625047][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.625047][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.625047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.625047][ T10] ip6_route_add+0x1c/0x140 [ 4380.625047][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4380.625047][ T10] addrconf_add_dev+0xe2/0x170 [ 4380.625047][ T10] inet6_addr_add+0x12f/0xa40 [ 4380.625047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.625047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.625047][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.625047][ T10] netlink_unicast+0x449/0x710 [ 4380.625047][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.625047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.625047][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.625047][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.625047][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.625047][ T10] [ 4380.627064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.627064][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4380.627064][ T10] ipv6_find_idev+0x102/0x170 [ 4380.627064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.627064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.627064][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.627064][ T10] netlink_unicast+0x449/0x710 [ 4380.627064][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.627064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.627064][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.627064][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.627064][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.627064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.627064][ T10] [ 4380.628627][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4380.628627][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4380.628627][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4380.628627][ T10] ipv6_find_idev+0x102/0x170 [ 4380.628627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.628627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.628627][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.628627][ T10] netlink_unicast+0x449/0x710 [ 4380.628627][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.628627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.628627][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.628627][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.628627][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.628627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.628627][ T10] [ 4380.630432][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4380.630751][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4380.630751][ T10] dst_init+0x84/0x4a0 [ 4380.630751][ T10] dst_alloc+0x97/0x150 [ 4380.630751][ T10] ip6_dst_alloc+0x23/0x90 [ 4380.630751][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4380.630751][ T10] ip6_pol_route+0x56f/0x840 [ 4380.630751][ T10] fib6_rule_lookup+0x456/0x630 [ 4380.630751][ T10] ip6_route_input+0x59c/0xa50 [ 4380.630751][ T10] ipv6_rcv+0x397/0x810 [ 4380.630751][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4380.630751][ T10] process_backlog+0x101/0x620 [ 4380.630751][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4380.630751][ T10] net_rx_action+0x495/0xbe0 [ 4380.630751][ T10] __do_softirq+0x1b5/0x7f6 [ 4380.630751][ T10] [ 4380.632431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.632431][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4380.632431][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4380.632431][ T10] fib6_nh_init+0xa22/0x1580 [ 4380.632431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.632431][ T10] ip6_route_add+0x1c/0x140 [ 4380.632431][ T10] inet6_rtm_newroute+0x104/0x110 [ 4380.632431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.632431][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.632431][ T10] netlink_unicast+0x449/0x710 [ 4380.632431][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.632431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.632431][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.632431][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.632431][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.632431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.632431][ T10] [ 4380.634374][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.634374][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.634374][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.634374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.634374][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4380.634374][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4380.634374][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4380.634374][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4380.634374][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4380.634374][ T10] addrconf_dad_begin+0x310/0x670 [ 4380.634374][ T10] addrconf_dad_work+0x10b/0xab0 [ 4380.634374][ T10] process_one_work+0x84d/0x18a0 [ 4380.634374][ T10] worker_thread+0x587/0xd30 [ 4380.634374][ T10] kthread+0x28a/0x350 [ 4380.634374][ T10] ret_from_fork+0x31/0x70 [ 4380.634374][ T10] ret_from_fork_asm+0x1a/0x30 [ 4380.634374][ T10] [ 4380.636346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.636346][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.636346][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.636346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.636346][ T10] ip6_route_add+0x1c/0x140 [ 4380.636346][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4380.636346][ T10] inet6_addr_add+0x4f8/0xa40 [ 4380.636346][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.636346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.636346][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.636346][ T10] netlink_unicast+0x449/0x710 [ 4380.636346][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.636346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.636346][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.636346][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.636346][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.636346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.636346][ T10] [ 4380.638419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.638419][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.638419][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.638419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.638419][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4380.638419][ T10] ipv6_add_addr+0x411/0x2000 [ 4380.638419][ T10] inet6_addr_add+0x30e/0xa40 [ 4380.638419][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.638419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.638419][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.638419][ T10] netlink_unicast+0x449/0x710 [ 4380.638419][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.638419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.638419][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.638419][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.638419][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.638419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.638419][ T10] [ 4380.640450][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.640450][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.640450][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.640450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.640450][ T10] ip6_route_add+0x1c/0x140 [ 4380.640450][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4380.640450][ T10] addrconf_add_dev+0xe2/0x170 [ 4380.640450][ T10] inet6_addr_add+0x12f/0xa40 [ 4380.640450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.640450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.640450][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.640450][ T10] netlink_unicast+0x449/0x710 [ 4380.640450][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.640450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.640450][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.640450][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.640450][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.640450][ T10] [ 4380.643078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.643078][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4380.643078][ T10] ipv6_find_idev+0x102/0x170 [ 4380.643078][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.643078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.643078][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.643078][ T10] netlink_unicast+0x449/0x710 [ 4380.643078][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.643078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.643078][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.643078][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.643078][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.643078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.643078][ T10] [ 4380.645230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4380.645230][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4380.645230][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4380.645230][ T10] ipv6_find_idev+0x102/0x170 [ 4380.645230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.645230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.645230][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.645230][ T10] netlink_unicast+0x449/0x710 [ 4380.645230][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.645230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.645230][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.645230][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.645230][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.645230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.645230][ T10] [ 4380.647237][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4380.647519][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4380.647519][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.647519][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.647519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.647519][ T10] ip6_route_add+0x1c/0x140 [ 4380.647519][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4380.647519][ T10] inet6_addr_add+0x4f8/0xa40 [ 4380.647519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.647519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.647519][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.647519][ T10] netlink_unicast+0x449/0x710 [ 4380.647519][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.647519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.647519][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.647519][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.647519][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.647519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.647519][ T10] [ 4380.649798][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4380.649798][ T10] netdev_get_by_index+0x5e/0x80 [ 4380.649798][ T10] fib6_nh_init+0x3d8/0x1580 [ 4380.649798][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4380.649798][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4380.649798][ T10] ipv6_add_addr+0x411/0x2000 [ 4380.649798][ T10] inet6_addr_add+0x30e/0xa40 [ 4380.649798][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4380.649798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.649798][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.649798][ T10] netlink_unicast+0x449/0x710 [ 4380.649798][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.649798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.649798][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.649798][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.649798][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.649798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.649798][ T10] [ 4380.652085][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4380.652085][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4380.652085][ T10] ipv6_find_idev+0x102/0x170 [ 4380.652085][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.652085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.652085][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.652085][ T10] netlink_unicast+0x449/0x710 [ 4380.652085][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.652085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.652085][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.652085][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.652085][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.652085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.652085][ T10] [ 4380.653892][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4380.653892][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4380.653892][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4380.653892][ T10] ipv6_find_idev+0x102/0x170 [ 4380.653892][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4380.653892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4380.653892][ T10] netlink_rcv_skb+0x130/0x360 [ 4380.653892][ T10] netlink_unicast+0x449/0x710 [ 4380.653892][ T10] netlink_sendmsg+0x723/0xbe0 [ 4380.653892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4380.653892][ T10] ___sys_sendmsg+0xee/0x170 [ 4380.653892][ T10] __sys_sendmsg+0xcd/0x170 [ 4380.653892][ T10] do_syscall_64+0xc6/0x1e0 [ 4380.653892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4380.653892][ T10] [ 4390.895007][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4390.895422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.895422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4390.895422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4390.895422][ T10] fib6_nh_init+0xa22/0x1580 [ 4390.895422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.895422][ T10] ip6_route_add+0x1c/0x140 [ 4390.895422][ T10] inet6_rtm_newroute+0x104/0x110 [ 4390.895422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.895422][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.895422][ T10] netlink_unicast+0x449/0x710 [ 4390.895422][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.895422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.895422][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.895422][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.895422][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.895422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.895422][ T10] [ 4390.897364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.897364][ T10] dst_init+0x84/0x4a0 [ 4390.897364][ T10] dst_alloc+0x97/0x150 [ 4390.897364][ T10] ip6_dst_alloc+0x23/0x90 [ 4390.897364][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4390.897364][ T10] ip6_pol_route+0x56f/0x840 [ 4390.897364][ T10] fib6_rule_lookup+0x456/0x630 [ 4390.897364][ T10] ip6_route_input+0x59c/0xa50 [ 4390.897364][ T10] ipv6_rcv+0x397/0x810 [ 4390.897364][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4390.897364][ T10] process_backlog+0x101/0x620 [ 4390.897364][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4390.897364][ T10] net_rx_action+0x495/0xbe0 [ 4390.897364][ T10] __do_softirq+0x1b5/0x7f6 [ 4390.897364][ T10] [ 4390.899038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.899038][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.899038][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.899038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.899038][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4390.899038][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4390.899038][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4390.899038][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4390.899038][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4390.899038][ T10] addrconf_dad_begin+0x310/0x670 [ 4390.899038][ T10] addrconf_dad_work+0x10b/0xab0 [ 4390.899038][ T10] process_one_work+0x84d/0x18a0 [ 4390.899038][ T10] worker_thread+0x587/0xd30 [ 4390.899038][ T10] kthread+0x28a/0x350 [ 4390.899038][ T10] ret_from_fork+0x31/0x70 [ 4390.899038][ T10] ret_from_fork_asm+0x1a/0x30 [ 4390.899038][ T10] [ 4390.900984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.900984][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.900984][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.900984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.900984][ T10] ip6_route_add+0x1c/0x140 [ 4390.900984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4390.900984][ T10] inet6_addr_add+0x4f8/0xa40 [ 4390.900984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.900984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.900984][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.900984][ T10] netlink_unicast+0x449/0x710 [ 4390.900984][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.900984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.900984][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.900984][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.900984][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.900984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.900984][ T10] [ 4390.903022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.903022][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.903022][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.903022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.903022][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4390.903022][ T10] ipv6_add_addr+0x411/0x2000 [ 4390.903022][ T10] inet6_addr_add+0x30e/0xa40 [ 4390.903022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.903022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.903022][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.903022][ T10] netlink_unicast+0x449/0x710 [ 4390.903022][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.903022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.903022][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.903022][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.903022][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.903022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.903022][ T10] [ 4390.905083][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.905083][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.905083][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.905083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.905083][ T10] ip6_route_add+0x1c/0x140 [ 4390.905083][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4390.905083][ T10] addrconf_add_dev+0xe2/0x170 [ 4390.905083][ T10] inet6_addr_add+0x12f/0xa40 [ 4390.905083][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.905083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.905083][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.905083][ T10] netlink_unicast+0x449/0x710 [ 4390.905083][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.905083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.905083][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.905083][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.905083][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.905083][ T10] [ 4390.907094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.907094][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4390.907094][ T10] ipv6_find_idev+0x102/0x170 [ 4390.907094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.907094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.907094][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.907094][ T10] netlink_unicast+0x449/0x710 [ 4390.907094][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.907094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.907094][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.907094][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.907094][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.907094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.907094][ T10] [ 4390.908681][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4390.908681][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4390.908681][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4390.908681][ T10] ipv6_find_idev+0x102/0x170 [ 4390.908681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.908681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.908681][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.908681][ T10] netlink_unicast+0x449/0x710 [ 4390.908681][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.908681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.908681][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.908681][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.908681][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.908681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.908681][ T10] [ 4390.910431][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4390.910736][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4390.910736][ T10] dst_init+0x84/0x4a0 [ 4390.910736][ T10] dst_alloc+0x97/0x150 [ 4390.910736][ T10] ip6_dst_alloc+0x23/0x90 [ 4390.910736][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4390.910736][ T10] ip6_pol_route+0x56f/0x840 [ 4390.910736][ T10] fib6_rule_lookup+0x456/0x630 [ 4390.910736][ T10] ip6_route_input+0x59c/0xa50 [ 4390.910736][ T10] ipv6_rcv+0x397/0x810 [ 4390.910736][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4390.910736][ T10] process_backlog+0x101/0x620 [ 4390.910736][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4390.910736][ T10] net_rx_action+0x495/0xbe0 [ 4390.910736][ T10] __do_softirq+0x1b5/0x7f6 [ 4390.910736][ T10] [ 4390.912393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.912393][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4390.912393][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4390.912393][ T10] fib6_nh_init+0xa22/0x1580 [ 4390.912393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.912393][ T10] ip6_route_add+0x1c/0x140 [ 4390.912393][ T10] inet6_rtm_newroute+0x104/0x110 [ 4390.912393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.912393][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.912393][ T10] netlink_unicast+0x449/0x710 [ 4390.912393][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.912393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.912393][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.912393][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.912393][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.912393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.912393][ T10] [ 4390.914303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.914303][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.914303][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.914303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.914303][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4390.914303][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4390.914303][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4390.914303][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4390.914303][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4390.914303][ T10] addrconf_dad_begin+0x310/0x670 [ 4390.914303][ T10] addrconf_dad_work+0x10b/0xab0 [ 4390.914303][ T10] process_one_work+0x84d/0x18a0 [ 4390.914303][ T10] worker_thread+0x587/0xd30 [ 4390.914303][ T10] kthread+0x28a/0x350 [ 4390.914303][ T10] ret_from_fork+0x31/0x70 [ 4390.914303][ T10] ret_from_fork_asm+0x1a/0x30 [ 4390.914303][ T10] [ 4390.916250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.916250][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.916250][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.916250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.916250][ T10] ip6_route_add+0x1c/0x140 [ 4390.916250][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4390.916250][ T10] inet6_addr_add+0x4f8/0xa40 [ 4390.916250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.916250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.916250][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.916250][ T10] netlink_unicast+0x449/0x710 [ 4390.916250][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.916250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.916250][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.916250][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.916250][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.916250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.916250][ T10] [ 4390.918286][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.918286][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.918286][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.918286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.918286][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4390.918286][ T10] ipv6_add_addr+0x411/0x2000 [ 4390.918286][ T10] inet6_addr_add+0x30e/0xa40 [ 4390.918286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.918286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.918286][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.918286][ T10] netlink_unicast+0x449/0x710 [ 4390.918286][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.918286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.918286][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.918286][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.918286][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.918286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.918286][ T10] [ 4390.920357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.920357][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.920357][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.920357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.920357][ T10] ip6_route_add+0x1c/0x140 [ 4390.920357][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4390.920357][ T10] addrconf_add_dev+0xe2/0x170 [ 4390.920357][ T10] inet6_addr_add+0x12f/0xa40 [ 4390.920357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.920357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.920357][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.920357][ T10] netlink_unicast+0x449/0x710 [ 4390.920357][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.920357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.920357][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.920357][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.920357][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.920357][ T10] [ 4390.922485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.922485][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4390.922485][ T10] ipv6_find_idev+0x102/0x170 [ 4390.922485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.922485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.922485][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.922485][ T10] netlink_unicast+0x449/0x710 [ 4390.922485][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.922485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.922485][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.922485][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.922485][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.922485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.922485][ T10] [ 4390.924253][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4390.924253][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4390.924253][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4390.924253][ T10] ipv6_find_idev+0x102/0x170 [ 4390.924253][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.924253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.924253][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.924253][ T10] netlink_unicast+0x449/0x710 [ 4390.924253][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.924253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.924253][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.924253][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.924253][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.924253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.924253][ T10] [ 4390.926304][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4390.926576][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4390.926576][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.926576][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.926576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.926576][ T10] ip6_route_add+0x1c/0x140 [ 4390.926576][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4390.926576][ T10] inet6_addr_add+0x4f8/0xa40 [ 4390.926576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.926576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.926576][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.926576][ T10] netlink_unicast+0x449/0x710 [ 4390.926576][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.926576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.926576][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.926576][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.926576][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.926576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.926576][ T10] [ 4390.928870][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4390.928870][ T10] netdev_get_by_index+0x5e/0x80 [ 4390.928870][ T10] fib6_nh_init+0x3d8/0x1580 [ 4390.928870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4390.928870][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4390.928870][ T10] ipv6_add_addr+0x411/0x2000 [ 4390.928870][ T10] inet6_addr_add+0x30e/0xa40 [ 4390.928870][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4390.928870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.928870][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.928870][ T10] netlink_unicast+0x449/0x710 [ 4390.928870][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.928870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.928870][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.928870][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.928870][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.928870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.928870][ T10] [ 4390.931149][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4390.931149][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4390.931149][ T10] ipv6_find_idev+0x102/0x170 [ 4390.931149][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.931149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.931149][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.931149][ T10] netlink_unicast+0x449/0x710 [ 4390.931149][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.931149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.931149][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.931149][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.931149][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.931149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.931149][ T10] [ 4390.932897][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4390.932897][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4390.932897][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4390.932897][ T10] ipv6_find_idev+0x102/0x170 [ 4390.932897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4390.932897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4390.932897][ T10] netlink_rcv_skb+0x130/0x360 [ 4390.932897][ T10] netlink_unicast+0x449/0x710 [ 4390.932897][ T10] netlink_sendmsg+0x723/0xbe0 [ 4390.932897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4390.932897][ T10] ___sys_sendmsg+0xee/0x170 [ 4390.932897][ T10] __sys_sendmsg+0xcd/0x170 [ 4390.932897][ T10] do_syscall_64+0xc6/0x1e0 [ 4390.932897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4390.932897][ T10] [ 4401.094935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4401.095333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.095333][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4401.095333][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4401.095333][ T10] fib6_nh_init+0xa22/0x1580 [ 4401.095333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.095333][ T10] ip6_route_add+0x1c/0x140 [ 4401.095333][ T10] inet6_rtm_newroute+0x104/0x110 [ 4401.095333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.095333][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.095333][ T10] netlink_unicast+0x449/0x710 [ 4401.095333][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.095333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.095333][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.095333][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.095333][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.095333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.095333][ T10] [ 4401.097500][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.097500][ T10] dst_init+0x84/0x4a0 [ 4401.097500][ T10] dst_alloc+0x97/0x150 [ 4401.097500][ T10] ip6_dst_alloc+0x23/0x90 [ 4401.097500][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4401.097500][ T10] ip6_pol_route+0x56f/0x840 [ 4401.097500][ T10] fib6_rule_lookup+0x456/0x630 [ 4401.097500][ T10] ip6_route_input+0x59c/0xa50 [ 4401.097500][ T10] ipv6_rcv+0x397/0x810 [ 4401.097500][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4401.097500][ T10] process_backlog+0x101/0x620 [ 4401.097500][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4401.097500][ T10] net_rx_action+0x495/0xbe0 [ 4401.097500][ T10] __do_softirq+0x1b5/0x7f6 [ 4401.097500][ T10] [ 4401.099754][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.099754][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.099754][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.099754][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.099754][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4401.099754][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4401.099754][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4401.099754][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4401.099754][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4401.099754][ T10] addrconf_dad_begin+0x310/0x670 [ 4401.099754][ T10] addrconf_dad_work+0x10b/0xab0 [ 4401.099754][ T10] process_one_work+0x84d/0x18a0 [ 4401.099754][ T10] worker_thread+0x587/0xd30 [ 4401.099754][ T10] kthread+0x28a/0x350 [ 4401.099754][ T10] ret_from_fork+0x31/0x70 [ 4401.099754][ T10] ret_from_fork_asm+0x1a/0x30 [ 4401.099754][ T10] [ 4401.102263][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.102263][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.102263][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.102263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.102263][ T10] ip6_route_add+0x1c/0x140 [ 4401.102263][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4401.102263][ T10] inet6_addr_add+0x4f8/0xa40 [ 4401.102263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.102263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.102263][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.102263][ T10] netlink_unicast+0x449/0x710 [ 4401.102263][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.102263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.102263][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.102263][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.102263][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.102263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.102263][ T10] [ 4401.104921][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.104921][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.104921][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.104921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.104921][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4401.104921][ T10] ipv6_add_addr+0x411/0x2000 [ 4401.104921][ T10] inet6_addr_add+0x30e/0xa40 [ 4401.104921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.104921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.104921][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.104921][ T10] netlink_unicast+0x449/0x710 [ 4401.104921][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.104921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.104921][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.104921][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.104921][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.104921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.104921][ T10] [ 4401.107508][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.107508][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.107508][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.107508][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.107508][ T10] ip6_route_add+0x1c/0x140 [ 4401.107508][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4401.107508][ T10] addrconf_add_dev+0xe2/0x170 [ 4401.107508][ T10] inet6_addr_add+0x12f/0xa40 [ 4401.107508][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.107508][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.107508][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.107508][ T10] netlink_unicast+0x449/0x710 [ 4401.107508][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.107508][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.107508][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.107508][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.107508][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.107508][ T10] [ 4401.110106][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.110106][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4401.110106][ T10] ipv6_find_idev+0x102/0x170 [ 4401.110106][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.110106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.110106][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.110106][ T10] netlink_unicast+0x449/0x710 [ 4401.110106][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.110106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.110106][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.110106][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.110106][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.110106][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.110106][ T10] [ 4401.112080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4401.112080][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4401.112080][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4401.112080][ T10] ipv6_find_idev+0x102/0x170 [ 4401.112080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.112080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.112080][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.112080][ T10] netlink_unicast+0x449/0x710 [ 4401.112080][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.112080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.112080][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.112080][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.112080][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.112080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.112080][ T10] [ 4401.114267][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4401.114626][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4401.114626][ T10] dst_init+0x84/0x4a0 [ 4401.114626][ T10] dst_alloc+0x97/0x150 [ 4401.114626][ T10] ip6_dst_alloc+0x23/0x90 [ 4401.114626][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4401.114626][ T10] ip6_pol_route+0x56f/0x840 [ 4401.114626][ T10] fib6_rule_lookup+0x456/0x630 [ 4401.114626][ T10] ip6_route_input+0x59c/0xa50 [ 4401.114626][ T10] ipv6_rcv+0x397/0x810 [ 4401.114626][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4401.114626][ T10] process_backlog+0x101/0x620 [ 4401.114626][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4401.114626][ T10] net_rx_action+0x495/0xbe0 [ 4401.114626][ T10] __do_softirq+0x1b5/0x7f6 [ 4401.114626][ T10] [ 4401.116858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.116858][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4401.116858][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4401.116858][ T10] fib6_nh_init+0xa22/0x1580 [ 4401.116858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.116858][ T10] ip6_route_add+0x1c/0x140 [ 4401.116858][ T10] inet6_rtm_newroute+0x104/0x110 [ 4401.116858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.116858][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.116858][ T10] netlink_unicast+0x449/0x710 [ 4401.116858][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.116858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.116858][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.116858][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.116858][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.116858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.116858][ T10] [ 4401.119268][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.119268][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.119268][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.119268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.119268][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4401.119268][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4401.119268][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4401.119268][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4401.119268][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4401.119268][ T10] addrconf_dad_begin+0x310/0x670 [ 4401.119268][ T10] addrconf_dad_work+0x10b/0xab0 [ 4401.119268][ T10] process_one_work+0x84d/0x18a0 [ 4401.119268][ T10] worker_thread+0x587/0xd30 [ 4401.119268][ T10] kthread+0x28a/0x350 [ 4401.119268][ T10] ret_from_fork+0x31/0x70 [ 4401.119268][ T10] ret_from_fork_asm+0x1a/0x30 [ 4401.119268][ T10] [ 4401.121778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.121778][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.121778][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.121778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.121778][ T10] ip6_route_add+0x1c/0x140 [ 4401.121778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4401.121778][ T10] inet6_addr_add+0x4f8/0xa40 [ 4401.121778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.121778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.121778][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.121778][ T10] netlink_unicast+0x449/0x710 [ 4401.121778][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.121778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.121778][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.121778][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.121778][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.121778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.121778][ T10] [ 4401.124290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.124290][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.124290][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.124290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.124290][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4401.124290][ T10] ipv6_add_addr+0x411/0x2000 [ 4401.124290][ T10] inet6_addr_add+0x30e/0xa40 [ 4401.124290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.124290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.124290][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.124290][ T10] netlink_unicast+0x449/0x710 [ 4401.124290][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.124290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.124290][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.124290][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.124290][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.124290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.124290][ T10] [ 4401.126899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.126899][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.126899][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.126899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.126899][ T10] ip6_route_add+0x1c/0x140 [ 4401.126899][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4401.126899][ T10] addrconf_add_dev+0xe2/0x170 [ 4401.126899][ T10] inet6_addr_add+0x12f/0xa40 [ 4401.126899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.126899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.126899][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.126899][ T10] netlink_unicast+0x449/0x710 [ 4401.126899][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.126899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.126899][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.126899][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.126899][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.126899][ T10] [ 4401.129585][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.129585][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4401.129585][ T10] ipv6_find_idev+0x102/0x170 [ 4401.129585][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.129585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.129585][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.129585][ T10] netlink_unicast+0x449/0x710 [ 4401.129585][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.129585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.129585][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.129585][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.129585][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.129585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.129585][ T10] [ 4401.131787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4401.131787][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4401.131787][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4401.131787][ T10] ipv6_find_idev+0x102/0x170 [ 4401.131787][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.131787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.131787][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.131787][ T10] netlink_unicast+0x449/0x710 [ 4401.131787][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.131787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.131787][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.131787][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.131787][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.131787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.131787][ T10] [ 4401.134188][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4401.134457][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4401.134457][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.134457][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.134457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.134457][ T10] ip6_route_add+0x1c/0x140 [ 4401.134457][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4401.134457][ T10] inet6_addr_add+0x4f8/0xa40 [ 4401.134457][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.134457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.134457][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.134457][ T10] netlink_unicast+0x449/0x710 [ 4401.134457][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.134457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.134457][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.134457][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.134457][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.134457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.134457][ T10] [ 4401.137297][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4401.137297][ T10] netdev_get_by_index+0x5e/0x80 [ 4401.137297][ T10] fib6_nh_init+0x3d8/0x1580 [ 4401.137297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4401.137297][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4401.137297][ T10] ipv6_add_addr+0x411/0x2000 [ 4401.137297][ T10] inet6_addr_add+0x30e/0xa40 [ 4401.137297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4401.137297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.137297][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.137297][ T10] netlink_unicast+0x449/0x710 [ 4401.137297][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.137297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.137297][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.137297][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.137297][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.137297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.137297][ T10] [ 4401.140125][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4401.140125][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4401.140125][ T10] ipv6_find_idev+0x102/0x170 [ 4401.140125][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.140125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.140125][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.140125][ T10] netlink_unicast+0x449/0x710 [ 4401.140125][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.140125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.140125][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.140125][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.140125][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.140125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.140125][ T10] [ 4401.142395][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4401.142395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4401.142395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4401.142395][ T10] ipv6_find_idev+0x102/0x170 [ 4401.142395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4401.142395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4401.142395][ T10] netlink_rcv_skb+0x130/0x360 [ 4401.142395][ T10] netlink_unicast+0x449/0x710 [ 4401.142395][ T10] netlink_sendmsg+0x723/0xbe0 [ 4401.142395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4401.142395][ T10] ___sys_sendmsg+0xee/0x170 [ 4401.142395][ T10] __sys_sendmsg+0xcd/0x170 [ 4401.142395][ T10] do_syscall_64+0xc6/0x1e0 [ 4401.142395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4401.142395][ T10] [ 4411.839077][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4411.839488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.839488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4411.839488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4411.839488][ T10] fib6_nh_init+0xa22/0x1580 [ 4411.839488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.839488][ T10] ip6_route_add+0x1c/0x140 [ 4411.839488][ T10] inet6_rtm_newroute+0x104/0x110 [ 4411.839488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.839488][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.839488][ T10] netlink_unicast+0x449/0x710 [ 4411.839488][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.839488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.839488][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.839488][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.839488][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.839488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.839488][ T10] [ 4411.841455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.841455][ T10] dst_init+0x84/0x4a0 [ 4411.841455][ T10] dst_alloc+0x97/0x150 [ 4411.841455][ T10] ip6_dst_alloc+0x23/0x90 [ 4411.841455][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4411.841455][ T10] ip6_pol_route+0x56f/0x840 [ 4411.841455][ T10] fib6_rule_lookup+0x456/0x630 [ 4411.841455][ T10] ip6_route_input+0x59c/0xa50 [ 4411.841455][ T10] ipv6_rcv+0x397/0x810 [ 4411.841455][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4411.841455][ T10] process_backlog+0x101/0x620 [ 4411.841455][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4411.841455][ T10] net_rx_action+0x495/0xbe0 [ 4411.841455][ T10] __do_softirq+0x1b5/0x7f6 [ 4411.841455][ T10] [ 4411.843150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.843150][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.843150][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.843150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.843150][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4411.843150][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4411.843150][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4411.843150][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4411.843150][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4411.843150][ T10] addrconf_dad_begin+0x310/0x670 [ 4411.843150][ T10] addrconf_dad_work+0x10b/0xab0 [ 4411.843150][ T10] process_one_work+0x84d/0x18a0 [ 4411.843150][ T10] worker_thread+0x587/0xd30 [ 4411.843150][ T10] kthread+0x28a/0x350 [ 4411.843150][ T10] ret_from_fork+0x31/0x70 [ 4411.843150][ T10] ret_from_fork_asm+0x1a/0x30 [ 4411.843150][ T10] [ 4411.845124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.845124][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.845124][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.845124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.845124][ T10] ip6_route_add+0x1c/0x140 [ 4411.845124][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4411.845124][ T10] inet6_addr_add+0x4f8/0xa40 [ 4411.845124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.845124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.845124][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.845124][ T10] netlink_unicast+0x449/0x710 [ 4411.845124][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.845124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.845124][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.845124][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.845124][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.845124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.845124][ T10] [ 4411.847166][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.847166][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.847166][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.847166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.847166][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4411.847166][ T10] ipv6_add_addr+0x411/0x2000 [ 4411.847166][ T10] inet6_addr_add+0x30e/0xa40 [ 4411.847166][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.847166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.847166][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.847166][ T10] netlink_unicast+0x449/0x710 [ 4411.847166][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.847166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.847166][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.847166][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.847166][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.847166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.847166][ T10] [ 4411.849189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.849189][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.849189][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.849189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.849189][ T10] ip6_route_add+0x1c/0x140 [ 4411.849189][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4411.849189][ T10] addrconf_add_dev+0xe2/0x170 [ 4411.849189][ T10] inet6_addr_add+0x12f/0xa40 [ 4411.849189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.849189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.849189][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.849189][ T10] netlink_unicast+0x449/0x710 [ 4411.849189][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.849189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.849189][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.849189][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.849189][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.849189][ T10] [ 4411.851210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.851210][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4411.851210][ T10] ipv6_find_idev+0x102/0x170 [ 4411.851210][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.851210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.851210][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.851210][ T10] netlink_unicast+0x449/0x710 [ 4411.851210][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.851210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.851210][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.851210][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.851210][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.851210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.851210][ T10] [ 4411.852757][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4411.852757][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4411.852757][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4411.852757][ T10] ipv6_find_idev+0x102/0x170 [ 4411.852757][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.852757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.852757][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.852757][ T10] netlink_unicast+0x449/0x710 [ 4411.852757][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.852757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.852757][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.852757][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.852757][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.852757][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.852757][ T10] [ 4411.854475][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4411.854755][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4411.854755][ T10] dst_init+0x84/0x4a0 [ 4411.854755][ T10] dst_alloc+0x97/0x150 [ 4411.854755][ T10] ip6_dst_alloc+0x23/0x90 [ 4411.854755][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4411.854755][ T10] ip6_pol_route+0x56f/0x840 [ 4411.854755][ T10] fib6_rule_lookup+0x456/0x630 [ 4411.854755][ T10] ip6_route_input+0x59c/0xa50 [ 4411.854755][ T10] ipv6_rcv+0x397/0x810 [ 4411.854755][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4411.854755][ T10] process_backlog+0x101/0x620 [ 4411.854755][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4411.854755][ T10] net_rx_action+0x495/0xbe0 [ 4411.854755][ T10] __do_softirq+0x1b5/0x7f6 [ 4411.854755][ T10] [ 4411.856408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.856408][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4411.856408][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4411.856408][ T10] fib6_nh_init+0xa22/0x1580 [ 4411.856408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.856408][ T10] ip6_route_add+0x1c/0x140 [ 4411.856408][ T10] inet6_rtm_newroute+0x104/0x110 [ 4411.856408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.856408][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.856408][ T10] netlink_unicast+0x449/0x710 [ 4411.856408][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.856408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.856408][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.856408][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.856408][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.856408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.856408][ T10] [ 4411.858366][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.858366][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.858366][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.858366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.858366][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4411.858366][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4411.858366][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4411.858366][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4411.858366][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4411.858366][ T10] addrconf_dad_begin+0x310/0x670 [ 4411.858366][ T10] addrconf_dad_work+0x10b/0xab0 [ 4411.858366][ T10] process_one_work+0x84d/0x18a0 [ 4411.858366][ T10] worker_thread+0x587/0xd30 [ 4411.858366][ T10] kthread+0x28a/0x350 [ 4411.858366][ T10] ret_from_fork+0x31/0x70 [ 4411.858366][ T10] ret_from_fork_asm+0x1a/0x30 [ 4411.858366][ T10] [ 4411.860352][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.860352][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.860352][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.860352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.860352][ T10] ip6_route_add+0x1c/0x140 [ 4411.860352][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4411.860352][ T10] inet6_addr_add+0x4f8/0xa40 [ 4411.860352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.860352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.860352][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.860352][ T10] netlink_unicast+0x449/0x710 [ 4411.860352][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.860352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.860352][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.860352][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.860352][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.860352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.860352][ T10] [ 4411.862399][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.862399][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.862399][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.862399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.862399][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4411.862399][ T10] ipv6_add_addr+0x411/0x2000 [ 4411.862399][ T10] inet6_addr_add+0x30e/0xa40 [ 4411.862399][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.862399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.862399][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.862399][ T10] netlink_unicast+0x449/0x710 [ 4411.862399][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.862399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.862399][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.862399][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.862399][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.862399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.862399][ T10] [ 4411.864421][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.864421][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.864421][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.864421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.864421][ T10] ip6_route_add+0x1c/0x140 [ 4411.864421][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4411.864421][ T10] addrconf_add_dev+0xe2/0x170 [ 4411.864421][ T10] inet6_addr_add+0x12f/0xa40 [ 4411.864421][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.864421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.864421][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.864421][ T10] netlink_unicast+0x449/0x710 [ 4411.864421][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.864421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.864421][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.864421][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.864421][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.864421][ T10] [ 4411.866644][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.866644][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4411.866644][ T10] ipv6_find_idev+0x102/0x170 [ 4411.866644][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.866644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.866644][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.866644][ T10] netlink_unicast+0x449/0x710 [ 4411.866644][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.866644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.866644][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.866644][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.866644][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.866644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.866644][ T10] [ 4411.868411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4411.868411][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4411.868411][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4411.868411][ T10] ipv6_find_idev+0x102/0x170 [ 4411.868411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.868411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.868411][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.868411][ T10] netlink_unicast+0x449/0x710 [ 4411.868411][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.868411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.868411][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.868411][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.868411][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.868411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.868411][ T10] [ 4411.870387][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4411.870635][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4411.870635][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.870635][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.870635][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.870635][ T10] ip6_route_add+0x1c/0x140 [ 4411.870635][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4411.870635][ T10] inet6_addr_add+0x4f8/0xa40 [ 4411.870635][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.870635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.870635][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.870635][ T10] netlink_unicast+0x449/0x710 [ 4411.870635][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.870635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.870635][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.870635][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.870635][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.870635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.870635][ T10] [ 4411.872893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4411.872893][ T10] netdev_get_by_index+0x5e/0x80 [ 4411.872893][ T10] fib6_nh_init+0x3d8/0x1580 [ 4411.872893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4411.872893][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4411.872893][ T10] ipv6_add_addr+0x411/0x2000 [ 4411.872893][ T10] inet6_addr_add+0x30e/0xa40 [ 4411.872893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4411.872893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.872893][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.872893][ T10] netlink_unicast+0x449/0x710 [ 4411.872893][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.872893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.872893][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.872893][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.872893][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.872893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.872893][ T10] [ 4411.875141][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4411.875141][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4411.875141][ T10] ipv6_find_idev+0x102/0x170 [ 4411.875141][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.875141][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.875141][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.875141][ T10] netlink_unicast+0x449/0x710 [ 4411.875141][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.875141][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.875141][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.875141][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.875141][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.875141][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.875141][ T10] [ 4411.876869][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4411.876869][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4411.876869][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4411.876869][ T10] ipv6_find_idev+0x102/0x170 [ 4411.876869][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4411.876869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4411.876869][ T10] netlink_rcv_skb+0x130/0x360 [ 4411.876869][ T10] netlink_unicast+0x449/0x710 [ 4411.876869][ T10] netlink_sendmsg+0x723/0xbe0 [ 4411.876869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4411.876869][ T10] ___sys_sendmsg+0xee/0x170 [ 4411.876869][ T10] __sys_sendmsg+0xcd/0x170 [ 4411.876869][ T10] do_syscall_64+0xc6/0x1e0 [ 4411.876869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4411.876869][ T10] [ 4421.934857][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4421.935278][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.935278][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4421.935278][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4421.935278][ T10] fib6_nh_init+0xa22/0x1580 [ 4421.935278][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.935278][ T10] ip6_route_add+0x1c/0x140 [ 4421.935278][ T10] inet6_rtm_newroute+0x104/0x110 [ 4421.935278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.935278][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.935278][ T10] netlink_unicast+0x449/0x710 [ 4421.935278][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.935278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.935278][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.935278][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.935278][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.935278][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.935278][ T10] [ 4421.937220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.937220][ T10] dst_init+0x84/0x4a0 [ 4421.937220][ T10] dst_alloc+0x97/0x150 [ 4421.937220][ T10] ip6_dst_alloc+0x23/0x90 [ 4421.937220][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4421.937220][ T10] ip6_pol_route+0x56f/0x840 [ 4421.937220][ T10] fib6_rule_lookup+0x456/0x630 [ 4421.937220][ T10] ip6_route_input+0x59c/0xa50 [ 4421.937220][ T10] ipv6_rcv+0x397/0x810 [ 4421.937220][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4421.937220][ T10] process_backlog+0x101/0x620 [ 4421.937220][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4421.937220][ T10] net_rx_action+0x495/0xbe0 [ 4421.937220][ T10] __do_softirq+0x1b5/0x7f6 [ 4421.937220][ T10] [ 4421.938892][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.938892][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.938892][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.938892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.938892][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4421.938892][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4421.938892][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4421.938892][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4421.938892][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4421.938892][ T10] addrconf_dad_begin+0x310/0x670 [ 4421.938892][ T10] addrconf_dad_work+0x10b/0xab0 [ 4421.938892][ T10] process_one_work+0x84d/0x18a0 [ 4421.938892][ T10] worker_thread+0x587/0xd30 [ 4421.938892][ T10] kthread+0x28a/0x350 [ 4421.938892][ T10] ret_from_fork+0x31/0x70 [ 4421.938892][ T10] ret_from_fork_asm+0x1a/0x30 [ 4421.938892][ T10] [ 4421.940857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.940857][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.940857][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.940857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.940857][ T10] ip6_route_add+0x1c/0x140 [ 4421.940857][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4421.940857][ T10] inet6_addr_add+0x4f8/0xa40 [ 4421.940857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.940857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.940857][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.940857][ T10] netlink_unicast+0x449/0x710 [ 4421.940857][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.940857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.940857][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.940857][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.940857][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.940857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.940857][ T10] [ 4421.942884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.942884][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.942884][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.942884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.942884][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4421.942884][ T10] ipv6_add_addr+0x411/0x2000 [ 4421.942884][ T10] inet6_addr_add+0x30e/0xa40 [ 4421.942884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.942884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.942884][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.942884][ T10] netlink_unicast+0x449/0x710 [ 4421.942884][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.942884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.942884][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.942884][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.942884][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.942884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.942884][ T10] [ 4421.944937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.944937][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.944937][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.944937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.944937][ T10] ip6_route_add+0x1c/0x140 [ 4421.944937][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4421.944937][ T10] addrconf_add_dev+0xe2/0x170 [ 4421.944937][ T10] inet6_addr_add+0x12f/0xa40 [ 4421.944937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.944937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.944937][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.944937][ T10] netlink_unicast+0x449/0x710 [ 4421.944937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.944937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.944937][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.944937][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.944937][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.944937][ T10] [ 4421.946937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.946937][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4421.946937][ T10] ipv6_find_idev+0x102/0x170 [ 4421.946937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.946937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.946937][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.946937][ T10] netlink_unicast+0x449/0x710 [ 4421.946937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.946937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.946937][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.946937][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.946937][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.946937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.946937][ T10] [ 4421.948512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4421.948512][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4421.948512][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4421.948512][ T10] ipv6_find_idev+0x102/0x170 [ 4421.948512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.948512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.948512][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.948512][ T10] netlink_unicast+0x449/0x710 [ 4421.948512][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.948512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.948512][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.948512][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.948512][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.948512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.948512][ T10] [ 4421.951108][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4421.951414][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4421.951414][ T10] dst_init+0x84/0x4a0 [ 4421.951414][ T10] dst_alloc+0x97/0x150 [ 4421.951414][ T10] ip6_dst_alloc+0x23/0x90 [ 4421.951414][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4421.951414][ T10] ip6_pol_route+0x56f/0x840 [ 4421.951414][ T10] fib6_rule_lookup+0x456/0x630 [ 4421.951414][ T10] ip6_route_input+0x59c/0xa50 [ 4421.951414][ T10] ipv6_rcv+0x397/0x810 [ 4421.951414][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4421.951414][ T10] process_backlog+0x101/0x620 [ 4421.951414][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4421.951414][ T10] net_rx_action+0x495/0xbe0 [ 4421.951414][ T10] __do_softirq+0x1b5/0x7f6 [ 4421.951414][ T10] [ 4421.953105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.953105][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4421.953105][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4421.953105][ T10] fib6_nh_init+0xa22/0x1580 [ 4421.953105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.953105][ T10] ip6_route_add+0x1c/0x140 [ 4421.953105][ T10] inet6_rtm_newroute+0x104/0x110 [ 4421.953105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.953105][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.953105][ T10] netlink_unicast+0x449/0x710 [ 4421.953105][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.953105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.953105][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.953105][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.953105][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.953105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.953105][ T10] [ 4421.955250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.955250][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.955250][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.955250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.955250][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4421.955250][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4421.955250][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4421.955250][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4421.955250][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4421.955250][ T10] addrconf_dad_begin+0x310/0x670 [ 4421.955250][ T10] addrconf_dad_work+0x10b/0xab0 [ 4421.955250][ T10] process_one_work+0x84d/0x18a0 [ 4421.955250][ T10] worker_thread+0x587/0xd30 [ 4421.955250][ T10] kthread+0x28a/0x350 [ 4421.955250][ T10] ret_from_fork+0x31/0x70 [ 4421.955250][ T10] ret_from_fork_asm+0x1a/0x30 [ 4421.955250][ T10] [ 4421.957752][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.957752][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.957752][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.957752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.957752][ T10] ip6_route_add+0x1c/0x140 [ 4421.957752][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4421.957752][ T10] inet6_addr_add+0x4f8/0xa40 [ 4421.957752][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.957752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.957752][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.957752][ T10] netlink_unicast+0x449/0x710 [ 4421.957752][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.957752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.957752][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.957752][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.957752][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.957752][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.957752][ T10] [ 4421.960075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.960075][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.960075][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.960075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.960075][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4421.960075][ T10] ipv6_add_addr+0x411/0x2000 [ 4421.960075][ T10] inet6_addr_add+0x30e/0xa40 [ 4421.960075][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.960075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.960075][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.960075][ T10] netlink_unicast+0x449/0x710 [ 4421.960075][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.960075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.960075][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.960075][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.960075][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.960075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.960075][ T10] [ 4421.962303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.962303][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.962303][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.962303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.962303][ T10] ip6_route_add+0x1c/0x140 [ 4421.962303][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4421.962303][ T10] addrconf_add_dev+0xe2/0x170 [ 4421.962303][ T10] inet6_addr_add+0x12f/0xa40 [ 4421.962303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.962303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.962303][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.962303][ T10] netlink_unicast+0x449/0x710 [ 4421.962303][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.962303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.962303][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.962303][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.962303][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.962303][ T10] [ 4421.964435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.964435][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4421.964435][ T10] ipv6_find_idev+0x102/0x170 [ 4421.964435][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.964435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.964435][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.964435][ T10] netlink_unicast+0x449/0x710 [ 4421.964435][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.964435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.964435][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.964435][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.964435][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.964435][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.964435][ T10] [ 4421.966252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4421.966252][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4421.966252][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4421.966252][ T10] ipv6_find_idev+0x102/0x170 [ 4421.966252][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.966252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.966252][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.966252][ T10] netlink_unicast+0x449/0x710 [ 4421.966252][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.966252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.966252][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.966252][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.966252][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.966252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.966252][ T10] [ 4421.968327][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4421.968590][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4421.968590][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.968590][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.968590][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.968590][ T10] ip6_route_add+0x1c/0x140 [ 4421.968590][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4421.968590][ T10] inet6_addr_add+0x4f8/0xa40 [ 4421.968590][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.968590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.968590][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.968590][ T10] netlink_unicast+0x449/0x710 [ 4421.968590][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.968590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.968590][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.968590][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.968590][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.968590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.968590][ T10] [ 4421.970871][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4421.970871][ T10] netdev_get_by_index+0x5e/0x80 [ 4421.970871][ T10] fib6_nh_init+0x3d8/0x1580 [ 4421.970871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4421.970871][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4421.970871][ T10] ipv6_add_addr+0x411/0x2000 [ 4421.970871][ T10] inet6_addr_add+0x30e/0xa40 [ 4421.970871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4421.970871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.970871][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.970871][ T10] netlink_unicast+0x449/0x710 [ 4421.970871][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.970871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.970871][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.970871][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.970871][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.970871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.970871][ T10] [ 4421.973110][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4421.973110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4421.973110][ T10] ipv6_find_idev+0x102/0x170 [ 4421.973110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.973110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.973110][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.973110][ T10] netlink_unicast+0x449/0x710 [ 4421.973110][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.973110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.973110][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.973110][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.973110][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.973110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.973110][ T10] [ 4421.974922][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4421.974922][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4421.974922][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4421.974922][ T10] ipv6_find_idev+0x102/0x170 [ 4421.974922][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4421.974922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4421.974922][ T10] netlink_rcv_skb+0x130/0x360 [ 4421.974922][ T10] netlink_unicast+0x449/0x710 [ 4421.974922][ T10] netlink_sendmsg+0x723/0xbe0 [ 4421.974922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4421.974922][ T10] ___sys_sendmsg+0xee/0x170 [ 4421.974922][ T10] __sys_sendmsg+0xcd/0x170 [ 4421.974922][ T10] do_syscall_64+0xc6/0x1e0 [ 4421.974922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4421.974922][ T10] [ 4432.166915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4432.167612][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.167612][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4432.167612][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4432.167612][ T10] fib6_nh_init+0xa22/0x1580 [ 4432.167612][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.167612][ T10] ip6_route_add+0x1c/0x140 [ 4432.167612][ T10] inet6_rtm_newroute+0x104/0x110 [ 4432.167612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.167612][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.167612][ T10] netlink_unicast+0x449/0x710 [ 4432.167612][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.167612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.167612][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.167612][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.167612][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.167612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.167612][ T10] [ 4432.171068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.171068][ T10] dst_init+0x84/0x4a0 [ 4432.171068][ T10] dst_alloc+0x97/0x150 [ 4432.171068][ T10] ip6_dst_alloc+0x23/0x90 [ 4432.171068][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4432.171068][ T10] ip6_pol_route+0x56f/0x840 [ 4432.171068][ T10] fib6_rule_lookup+0x456/0x630 [ 4432.171068][ T10] ip6_route_input+0x59c/0xa50 [ 4432.171068][ T10] ipv6_rcv+0x397/0x810 [ 4432.171068][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4432.171068][ T10] process_backlog+0x101/0x620 [ 4432.171068][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4432.171068][ T10] net_rx_action+0x495/0xbe0 [ 4432.171068][ T10] __do_softirq+0x1b5/0x7f6 [ 4432.171068][ T10] [ 4432.174205][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.174205][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.174205][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.174205][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.174205][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4432.174205][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4432.174205][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4432.174205][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4432.174205][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4432.174205][ T10] addrconf_dad_begin+0x310/0x670 [ 4432.174205][ T10] addrconf_dad_work+0x10b/0xab0 [ 4432.174205][ T10] process_one_work+0x84d/0x18a0 [ 4432.174205][ T10] worker_thread+0x587/0xd30 [ 4432.174205][ T10] kthread+0x28a/0x350 [ 4432.174205][ T10] ret_from_fork+0x31/0x70 [ 4432.174205][ T10] ret_from_fork_asm+0x1a/0x30 [ 4432.174205][ T10] [ 4432.177939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.177939][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.177939][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.177939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.177939][ T10] ip6_route_add+0x1c/0x140 [ 4432.177939][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4432.177939][ T10] inet6_addr_add+0x4f8/0xa40 [ 4432.177939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.177939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.177939][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.177939][ T10] netlink_unicast+0x449/0x710 [ 4432.177939][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.177939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.177939][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.177939][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.177939][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.177939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.177939][ T10] [ 4432.181756][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.181756][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.181756][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.181756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.181756][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4432.181756][ T10] ipv6_add_addr+0x411/0x2000 [ 4432.181756][ T10] inet6_addr_add+0x30e/0xa40 [ 4432.181756][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.181756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.181756][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.181756][ T10] netlink_unicast+0x449/0x710 [ 4432.181756][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.181756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.181756][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.181756][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.181756][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.181756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.181756][ T10] [ 4432.185514][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.185514][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.185514][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.185514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.185514][ T10] ip6_route_add+0x1c/0x140 [ 4432.185514][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4432.185514][ T10] addrconf_add_dev+0xe2/0x170 [ 4432.185514][ T10] inet6_addr_add+0x12f/0xa40 [ 4432.185514][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.185514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.185514][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.185514][ T10] netlink_unicast+0x449/0x710 [ 4432.185514][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.185514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.185514][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.185514][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.185514][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.185514][ T10] [ 4432.188858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.188858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4432.188858][ T10] ipv6_find_idev+0x102/0x170 [ 4432.188858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.188858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.188858][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.188858][ T10] netlink_unicast+0x449/0x710 [ 4432.188858][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.188858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.188858][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.188858][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.188858][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.188858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.188858][ T10] [ 4432.191717][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4432.191717][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4432.191717][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4432.191717][ T10] ipv6_find_idev+0x102/0x170 [ 4432.191717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.191717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.191717][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.191717][ T10] netlink_unicast+0x449/0x710 [ 4432.191717][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.191717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.191717][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.191717][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.191717][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.191717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.191717][ T10] [ 4432.195232][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4432.195847][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4432.195847][ T10] dst_init+0x84/0x4a0 [ 4432.195847][ T10] dst_alloc+0x97/0x150 [ 4432.195847][ T10] ip6_dst_alloc+0x23/0x90 [ 4432.195847][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4432.195847][ T10] ip6_pol_route+0x56f/0x840 [ 4432.195847][ T10] fib6_rule_lookup+0x456/0x630 [ 4432.195847][ T10] ip6_route_input+0x59c/0xa50 [ 4432.195847][ T10] ipv6_rcv+0x397/0x810 [ 4432.195847][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4432.195847][ T10] process_backlog+0x101/0x620 [ 4432.195847][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4432.195847][ T10] net_rx_action+0x495/0xbe0 [ 4432.195847][ T10] __do_softirq+0x1b5/0x7f6 [ 4432.195847][ T10] [ 4432.199457][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.199457][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4432.199457][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4432.199457][ T10] fib6_nh_init+0xa22/0x1580 [ 4432.199457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.199457][ T10] ip6_route_add+0x1c/0x140 [ 4432.199457][ T10] inet6_rtm_newroute+0x104/0x110 [ 4432.199457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.199457][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.199457][ T10] netlink_unicast+0x449/0x710 [ 4432.199457][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.199457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.199457][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.199457][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.199457][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.199457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.199457][ T10] [ 4432.202845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.202845][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.202845][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.202845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.202845][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4432.202845][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4432.202845][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4432.202845][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4432.202845][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4432.202845][ T10] addrconf_dad_begin+0x310/0x670 [ 4432.202845][ T10] addrconf_dad_work+0x10b/0xab0 [ 4432.202845][ T10] process_one_work+0x84d/0x18a0 [ 4432.202845][ T10] worker_thread+0x587/0xd30 [ 4432.202845][ T10] kthread+0x28a/0x350 [ 4432.202845][ T10] ret_from_fork+0x31/0x70 [ 4432.202845][ T10] ret_from_fork_asm+0x1a/0x30 [ 4432.202845][ T10] [ 4432.206158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.206158][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.206158][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.206158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.206158][ T10] ip6_route_add+0x1c/0x140 [ 4432.206158][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4432.206158][ T10] inet6_addr_add+0x4f8/0xa40 [ 4432.206158][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.206158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.206158][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.206158][ T10] netlink_unicast+0x449/0x710 [ 4432.206158][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.206158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.206158][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.206158][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.206158][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.206158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.206158][ T10] [ 4432.209604][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.209604][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.209604][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.209604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.209604][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4432.209604][ T10] ipv6_add_addr+0x411/0x2000 [ 4432.209604][ T10] inet6_addr_add+0x30e/0xa40 [ 4432.209604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.209604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.209604][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.209604][ T10] netlink_unicast+0x449/0x710 [ 4432.209604][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.209604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.209604][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.209604][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.209604][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.209604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.209604][ T10] [ 4432.213148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.213148][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.213148][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.213148][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.213148][ T10] ip6_route_add+0x1c/0x140 [ 4432.213148][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4432.213148][ T10] addrconf_add_dev+0xe2/0x170 [ 4432.213148][ T10] inet6_addr_add+0x12f/0xa40 [ 4432.213148][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.213148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.213148][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.213148][ T10] netlink_unicast+0x449/0x710 [ 4432.213148][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.213148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.213148][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.213148][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.213148][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.213148][ T10] [ 4432.216626][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.216626][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4432.216626][ T10] ipv6_find_idev+0x102/0x170 [ 4432.216626][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.216626][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.216626][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.216626][ T10] netlink_unicast+0x449/0x710 [ 4432.216626][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.216626][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.216626][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.216626][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.216626][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.216626][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.216626][ T10] [ 4432.219558][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4432.219558][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4432.219558][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4432.219558][ T10] ipv6_find_idev+0x102/0x170 [ 4432.219558][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.219558][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.219558][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.219558][ T10] netlink_unicast+0x449/0x710 [ 4432.219558][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.219558][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.219558][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.219558][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.219558][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.219558][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.219558][ T10] [ 4432.222883][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4432.223317][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4432.223317][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.223317][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.223317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.223317][ T10] ip6_route_add+0x1c/0x140 [ 4432.223317][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4432.223317][ T10] inet6_addr_add+0x4f8/0xa40 [ 4432.223317][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.223317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.223317][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.223317][ T10] netlink_unicast+0x449/0x710 [ 4432.223317][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.223317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.223317][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.223317][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.223317][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.223317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.223317][ T10] [ 4432.226992][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4432.226992][ T10] netdev_get_by_index+0x5e/0x80 [ 4432.226992][ T10] fib6_nh_init+0x3d8/0x1580 [ 4432.226992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4432.226992][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4432.226992][ T10] ipv6_add_addr+0x411/0x2000 [ 4432.226992][ T10] inet6_addr_add+0x30e/0xa40 [ 4432.226992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4432.226992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.226992][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.226992][ T10] netlink_unicast+0x449/0x710 [ 4432.226992][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.226992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.226992][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.226992][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.226992][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.226992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.226992][ T10] [ 4432.230997][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4432.230997][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4432.230997][ T10] ipv6_find_idev+0x102/0x170 [ 4432.230997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.230997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.230997][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.230997][ T10] netlink_unicast+0x449/0x710 [ 4432.230997][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.230997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.230997][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.230997][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.230997][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.230997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.230997][ T10] [ 4432.233996][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4432.233996][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4432.233996][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4432.233996][ T10] ipv6_find_idev+0x102/0x170 [ 4432.233996][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4432.233996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4432.233996][ T10] netlink_rcv_skb+0x130/0x360 [ 4432.233996][ T10] netlink_unicast+0x449/0x710 [ 4432.233996][ T10] netlink_sendmsg+0x723/0xbe0 [ 4432.233996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4432.233996][ T10] ___sys_sendmsg+0xee/0x170 [ 4432.233996][ T10] __sys_sendmsg+0xcd/0x170 [ 4432.233996][ T10] do_syscall_64+0xc6/0x1e0 [ 4432.233996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4432.233996][ T10] [ 4442.334953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4442.335403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.335403][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4442.335403][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4442.335403][ T10] fib6_nh_init+0xa22/0x1580 [ 4442.335403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.335403][ T10] ip6_route_add+0x1c/0x140 [ 4442.335403][ T10] inet6_rtm_newroute+0x104/0x110 [ 4442.335403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.335403][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.335403][ T10] netlink_unicast+0x449/0x710 [ 4442.335403][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.335403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.335403][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.335403][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.335403][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.335403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.335403][ T10] [ 4442.337322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.337322][ T10] dst_init+0x84/0x4a0 [ 4442.337322][ T10] dst_alloc+0x97/0x150 [ 4442.337322][ T10] ip6_dst_alloc+0x23/0x90 [ 4442.337322][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4442.337322][ T10] ip6_pol_route+0x56f/0x840 [ 4442.337322][ T10] fib6_rule_lookup+0x456/0x630 [ 4442.337322][ T10] ip6_route_input+0x59c/0xa50 [ 4442.337322][ T10] ipv6_rcv+0x397/0x810 [ 4442.337322][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4442.337322][ T10] process_backlog+0x101/0x620 [ 4442.337322][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4442.337322][ T10] net_rx_action+0x495/0xbe0 [ 4442.337322][ T10] __do_softirq+0x1b5/0x7f6 [ 4442.337322][ T10] [ 4442.339003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.339003][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.339003][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.339003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.339003][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4442.339003][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4442.339003][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4442.339003][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4442.339003][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4442.339003][ T10] addrconf_dad_begin+0x310/0x670 [ 4442.339003][ T10] addrconf_dad_work+0x10b/0xab0 [ 4442.339003][ T10] process_one_work+0x84d/0x18a0 [ 4442.339003][ T10] worker_thread+0x587/0xd30 [ 4442.339003][ T10] kthread+0x28a/0x350 [ 4442.339003][ T10] ret_from_fork+0x31/0x70 [ 4442.339003][ T10] ret_from_fork_asm+0x1a/0x30 [ 4442.339003][ T10] [ 4442.340919][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.340919][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.340919][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.340919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.340919][ T10] ip6_route_add+0x1c/0x140 [ 4442.340919][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4442.340919][ T10] inet6_addr_add+0x4f8/0xa40 [ 4442.340919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.340919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.340919][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.340919][ T10] netlink_unicast+0x449/0x710 [ 4442.340919][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.340919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.340919][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.340919][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.340919][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.340919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.340919][ T10] [ 4442.342932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.342932][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.342932][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.342932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.342932][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4442.342932][ T10] ipv6_add_addr+0x411/0x2000 [ 4442.342932][ T10] inet6_addr_add+0x30e/0xa40 [ 4442.342932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.342932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.342932][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.342932][ T10] netlink_unicast+0x449/0x710 [ 4442.342932][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.342932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.342932][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.342932][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.342932][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.342932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.342932][ T10] [ 4442.344975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.344975][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.344975][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.344975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.344975][ T10] ip6_route_add+0x1c/0x140 [ 4442.344975][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4442.344975][ T10] addrconf_add_dev+0xe2/0x170 [ 4442.344975][ T10] inet6_addr_add+0x12f/0xa40 [ 4442.344975][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.344975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.344975][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.344975][ T10] netlink_unicast+0x449/0x710 [ 4442.344975][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.344975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.344975][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.344975][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.344975][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.344975][ T10] [ 4442.346939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.346939][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4442.346939][ T10] ipv6_find_idev+0x102/0x170 [ 4442.346939][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.346939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.346939][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.346939][ T10] netlink_unicast+0x449/0x710 [ 4442.346939][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.346939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.346939][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.346939][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.346939][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.346939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.346939][ T10] [ 4442.348482][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4442.348482][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4442.348482][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4442.348482][ T10] ipv6_find_idev+0x102/0x170 [ 4442.348482][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.348482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.348482][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.348482][ T10] netlink_unicast+0x449/0x710 [ 4442.348482][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.348482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.348482][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.348482][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.348482][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.348482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.348482][ T10] [ 4442.350217][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4442.350499][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4442.350499][ T10] dst_init+0x84/0x4a0 [ 4442.350499][ T10] dst_alloc+0x97/0x150 [ 4442.350499][ T10] ip6_dst_alloc+0x23/0x90 [ 4442.350499][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4442.350499][ T10] ip6_pol_route+0x56f/0x840 [ 4442.350499][ T10] fib6_rule_lookup+0x456/0x630 [ 4442.350499][ T10] ip6_route_input+0x59c/0xa50 [ 4442.350499][ T10] ipv6_rcv+0x397/0x810 [ 4442.350499][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4442.350499][ T10] process_backlog+0x101/0x620 [ 4442.350499][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4442.350499][ T10] net_rx_action+0x495/0xbe0 [ 4442.350499][ T10] __do_softirq+0x1b5/0x7f6 [ 4442.350499][ T10] [ 4442.352178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.352178][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4442.352178][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4442.352178][ T10] fib6_nh_init+0xa22/0x1580 [ 4442.352178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.352178][ T10] ip6_route_add+0x1c/0x140 [ 4442.352178][ T10] inet6_rtm_newroute+0x104/0x110 [ 4442.352178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.352178][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.352178][ T10] netlink_unicast+0x449/0x710 [ 4442.352178][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.352178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.352178][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.352178][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.352178][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.352178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.352178][ T10] [ 4442.354076][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.354076][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.354076][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.354076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.354076][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4442.354076][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4442.354076][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4442.354076][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4442.354076][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4442.354076][ T10] addrconf_dad_begin+0x310/0x670 [ 4442.354076][ T10] addrconf_dad_work+0x10b/0xab0 [ 4442.354076][ T10] process_one_work+0x84d/0x18a0 [ 4442.354076][ T10] worker_thread+0x587/0xd30 [ 4442.354076][ T10] kthread+0x28a/0x350 [ 4442.354076][ T10] ret_from_fork+0x31/0x70 [ 4442.354076][ T10] ret_from_fork_asm+0x1a/0x30 [ 4442.354076][ T10] [ 4442.356010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.356010][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.356010][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.356010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.356010][ T10] ip6_route_add+0x1c/0x140 [ 4442.356010][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4442.356010][ T10] inet6_addr_add+0x4f8/0xa40 [ 4442.356010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.356010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.356010][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.356010][ T10] netlink_unicast+0x449/0x710 [ 4442.356010][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.356010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.356010][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.356010][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.356010][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.356010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.356010][ T10] [ 4442.358029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.358029][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.358029][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.358029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.358029][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4442.358029][ T10] ipv6_add_addr+0x411/0x2000 [ 4442.358029][ T10] inet6_addr_add+0x30e/0xa40 [ 4442.358029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.358029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.358029][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.358029][ T10] netlink_unicast+0x449/0x710 [ 4442.358029][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.358029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.358029][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.358029][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.358029][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.358029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.358029][ T10] [ 4442.360050][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.360050][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.360050][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.360050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.360050][ T10] ip6_route_add+0x1c/0x140 [ 4442.360050][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4442.360050][ T10] addrconf_add_dev+0xe2/0x170 [ 4442.360050][ T10] inet6_addr_add+0x12f/0xa40 [ 4442.360050][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.360050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.360050][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.360050][ T10] netlink_unicast+0x449/0x710 [ 4442.360050][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.360050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.360050][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.360050][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.360050][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.360050][ T10] [ 4442.362140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.362140][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4442.362140][ T10] ipv6_find_idev+0x102/0x170 [ 4442.362140][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.362140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.362140][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.362140][ T10] netlink_unicast+0x449/0x710 [ 4442.362140][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.362140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.362140][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.362140][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.362140][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.362140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.362140][ T10] [ 4442.363869][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4442.363869][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4442.363869][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4442.363869][ T10] ipv6_find_idev+0x102/0x170 [ 4442.363869][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.363869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.363869][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.363869][ T10] netlink_unicast+0x449/0x710 [ 4442.363869][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.363869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.363869][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.363869][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.363869][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.363869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.363869][ T10] [ 4442.365886][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4442.366127][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4442.366127][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.366127][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.366127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.366127][ T10] ip6_route_add+0x1c/0x140 [ 4442.366127][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4442.366127][ T10] inet6_addr_add+0x4f8/0xa40 [ 4442.366127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.366127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.366127][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.366127][ T10] netlink_unicast+0x449/0x710 [ 4442.366127][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.366127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.366127][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.366127][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.366127][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.366127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.366127][ T10] [ 4442.368415][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4442.368415][ T10] netdev_get_by_index+0x5e/0x80 [ 4442.368415][ T10] fib6_nh_init+0x3d8/0x1580 [ 4442.368415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4442.368415][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4442.368415][ T10] ipv6_add_addr+0x411/0x2000 [ 4442.368415][ T10] inet6_addr_add+0x30e/0xa40 [ 4442.368415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4442.368415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.368415][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.368415][ T10] netlink_unicast+0x449/0x710 [ 4442.368415][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.368415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.368415][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.368415][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.368415][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.368415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.368415][ T10] [ 4442.370605][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4442.370605][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4442.370605][ T10] ipv6_find_idev+0x102/0x170 [ 4442.370605][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.370605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.370605][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.370605][ T10] netlink_unicast+0x449/0x710 [ 4442.370605][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.370605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.370605][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.370605][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.370605][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.370605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.370605][ T10] [ 4442.372326][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4442.372326][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4442.372326][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4442.372326][ T10] ipv6_find_idev+0x102/0x170 [ 4442.372326][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4442.372326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4442.372326][ T10] netlink_rcv_skb+0x130/0x360 [ 4442.372326][ T10] netlink_unicast+0x449/0x710 [ 4442.372326][ T10] netlink_sendmsg+0x723/0xbe0 [ 4442.372326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4442.372326][ T10] ___sys_sendmsg+0xee/0x170 [ 4442.372326][ T10] __sys_sendmsg+0xcd/0x170 [ 4442.372326][ T10] do_syscall_64+0xc6/0x1e0 [ 4442.372326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4442.372326][ T10] [ 4452.407023][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4452.407433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.407433][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4452.407433][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4452.407433][ T10] fib6_nh_init+0xa22/0x1580 [ 4452.407433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.407433][ T10] ip6_route_add+0x1c/0x140 [ 4452.407433][ T10] inet6_rtm_newroute+0x104/0x110 [ 4452.407433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.407433][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.407433][ T10] netlink_unicast+0x449/0x710 [ 4452.407433][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.407433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.407433][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.407433][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.407433][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.407433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.407433][ T10] [ 4452.409404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.409404][ T10] dst_init+0x84/0x4a0 [ 4452.409404][ T10] dst_alloc+0x97/0x150 [ 4452.409404][ T10] ip6_dst_alloc+0x23/0x90 [ 4452.409404][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4452.409404][ T10] ip6_pol_route+0x56f/0x840 [ 4452.409404][ T10] fib6_rule_lookup+0x456/0x630 [ 4452.409404][ T10] ip6_route_input+0x59c/0xa50 [ 4452.409404][ T10] ipv6_rcv+0x397/0x810 [ 4452.409404][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4452.409404][ T10] process_backlog+0x101/0x620 [ 4452.409404][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4452.409404][ T10] net_rx_action+0x495/0xbe0 [ 4452.409404][ T10] __do_softirq+0x1b5/0x7f6 [ 4452.409404][ T10] [ 4452.411077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.411077][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.411077][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.411077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.411077][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4452.411077][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4452.411077][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4452.411077][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4452.411077][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4452.411077][ T10] addrconf_dad_begin+0x310/0x670 [ 4452.411077][ T10] addrconf_dad_work+0x10b/0xab0 [ 4452.411077][ T10] process_one_work+0x84d/0x18a0 [ 4452.411077][ T10] worker_thread+0x587/0xd30 [ 4452.411077][ T10] kthread+0x28a/0x350 [ 4452.411077][ T10] ret_from_fork+0x31/0x70 [ 4452.411077][ T10] ret_from_fork_asm+0x1a/0x30 [ 4452.411077][ T10] [ 4452.413003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.413003][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.413003][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.413003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.413003][ T10] ip6_route_add+0x1c/0x140 [ 4452.413003][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4452.413003][ T10] inet6_addr_add+0x4f8/0xa40 [ 4452.413003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.413003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.413003][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.413003][ T10] netlink_unicast+0x449/0x710 [ 4452.413003][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.413003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.413003][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.413003][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.413003][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.413003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.413003][ T10] [ 4452.415020][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.415020][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.415020][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.415020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.415020][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4452.415020][ T10] ipv6_add_addr+0x411/0x2000 [ 4452.415020][ T10] inet6_addr_add+0x30e/0xa40 [ 4452.415020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.415020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.415020][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.415020][ T10] netlink_unicast+0x449/0x710 [ 4452.415020][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.415020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.415020][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.415020][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.415020][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.415020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.415020][ T10] [ 4452.417022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.417022][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.417022][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.417022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.417022][ T10] ip6_route_add+0x1c/0x140 [ 4452.417022][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4452.417022][ T10] addrconf_add_dev+0xe2/0x170 [ 4452.417022][ T10] inet6_addr_add+0x12f/0xa40 [ 4452.417022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.417022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.417022][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.417022][ T10] netlink_unicast+0x449/0x710 [ 4452.417022][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.417022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.417022][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.417022][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.417022][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.417022][ T10] [ 4452.418998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.418998][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4452.418998][ T10] ipv6_find_idev+0x102/0x170 [ 4452.418998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.418998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.418998][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.418998][ T10] netlink_unicast+0x449/0x710 [ 4452.418998][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.418998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.418998][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.418998][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.418998][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.418998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.418998][ T10] [ 4452.420586][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4452.420586][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4452.420586][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4452.420586][ T10] ipv6_find_idev+0x102/0x170 [ 4452.420586][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.420586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.420586][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.420586][ T10] netlink_unicast+0x449/0x710 [ 4452.420586][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.420586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.420586][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.420586][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.420586][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.420586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.420586][ T10] [ 4452.422300][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4452.422581][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4452.422581][ T10] dst_init+0x84/0x4a0 [ 4452.422581][ T10] dst_alloc+0x97/0x150 [ 4452.422581][ T10] ip6_dst_alloc+0x23/0x90 [ 4452.422581][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4452.422581][ T10] ip6_pol_route+0x56f/0x840 [ 4452.422581][ T10] fib6_rule_lookup+0x456/0x630 [ 4452.422581][ T10] ip6_route_input+0x59c/0xa50 [ 4452.422581][ T10] ipv6_rcv+0x397/0x810 [ 4452.422581][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4452.422581][ T10] process_backlog+0x101/0x620 [ 4452.422581][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4452.422581][ T10] net_rx_action+0x495/0xbe0 [ 4452.422581][ T10] __do_softirq+0x1b5/0x7f6 [ 4452.422581][ T10] [ 4452.424227][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.424227][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4452.424227][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4452.424227][ T10] fib6_nh_init+0xa22/0x1580 [ 4452.424227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.424227][ T10] ip6_route_add+0x1c/0x140 [ 4452.424227][ T10] inet6_rtm_newroute+0x104/0x110 [ 4452.424227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.424227][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.424227][ T10] netlink_unicast+0x449/0x710 [ 4452.424227][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.424227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.424227][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.424227][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.424227][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.424227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.424227][ T10] [ 4452.426156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.426156][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.426156][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.426156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.426156][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4452.426156][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4452.426156][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4452.426156][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4452.426156][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4452.426156][ T10] addrconf_dad_begin+0x310/0x670 [ 4452.426156][ T10] addrconf_dad_work+0x10b/0xab0 [ 4452.426156][ T10] process_one_work+0x84d/0x18a0 [ 4452.426156][ T10] worker_thread+0x587/0xd30 [ 4452.426156][ T10] kthread+0x28a/0x350 [ 4452.426156][ T10] ret_from_fork+0x31/0x70 [ 4452.426156][ T10] ret_from_fork_asm+0x1a/0x30 [ 4452.426156][ T10] [ 4452.428134][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.428134][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.428134][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.428134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.428134][ T10] ip6_route_add+0x1c/0x140 [ 4452.428134][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4452.428134][ T10] inet6_addr_add+0x4f8/0xa40 [ 4452.428134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.428134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.428134][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.428134][ T10] netlink_unicast+0x449/0x710 [ 4452.428134][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.428134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.428134][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.428134][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.428134][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.428134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.428134][ T10] [ 4452.430140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.430140][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.430140][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.430140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.430140][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4452.430140][ T10] ipv6_add_addr+0x411/0x2000 [ 4452.430140][ T10] inet6_addr_add+0x30e/0xa40 [ 4452.430140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.430140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.430140][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.430140][ T10] netlink_unicast+0x449/0x710 [ 4452.430140][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.430140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.430140][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.430140][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.430140][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.430140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.430140][ T10] [ 4452.432162][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.432162][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.432162][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.432162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.432162][ T10] ip6_route_add+0x1c/0x140 [ 4452.432162][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4452.432162][ T10] addrconf_add_dev+0xe2/0x170 [ 4452.432162][ T10] inet6_addr_add+0x12f/0xa40 [ 4452.432162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.432162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.432162][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.432162][ T10] netlink_unicast+0x449/0x710 [ 4452.432162][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.432162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.432162][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.432162][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.432162][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.432162][ T10] [ 4452.434251][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.434251][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4452.434251][ T10] ipv6_find_idev+0x102/0x170 [ 4452.434251][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.434251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.434251][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.434251][ T10] netlink_unicast+0x449/0x710 [ 4452.434251][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.434251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.434251][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.434251][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.434251][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.434251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.434251][ T10] [ 4452.436059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4452.436059][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4452.436059][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4452.436059][ T10] ipv6_find_idev+0x102/0x170 [ 4452.436059][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.436059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.436059][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.436059][ T10] netlink_unicast+0x449/0x710 [ 4452.436059][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.436059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.436059][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.436059][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.436059][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.436059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.436059][ T10] [ 4452.438035][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4452.438282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4452.438282][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.438282][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.438282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.438282][ T10] ip6_route_add+0x1c/0x140 [ 4452.438282][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4452.438282][ T10] inet6_addr_add+0x4f8/0xa40 [ 4452.438282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.438282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.438282][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.438282][ T10] netlink_unicast+0x449/0x710 [ 4452.438282][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.438282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.438282][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.438282][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.438282][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.438282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.438282][ T10] [ 4452.440528][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4452.440528][ T10] netdev_get_by_index+0x5e/0x80 [ 4452.440528][ T10] fib6_nh_init+0x3d8/0x1580 [ 4452.440528][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4452.440528][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4452.440528][ T10] ipv6_add_addr+0x411/0x2000 [ 4452.440528][ T10] inet6_addr_add+0x30e/0xa40 [ 4452.440528][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4452.440528][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.440528][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.440528][ T10] netlink_unicast+0x449/0x710 [ 4452.440528][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.440528][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.440528][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.440528][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.440528][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.440528][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.440528][ T10] [ 4452.442782][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4452.442782][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4452.442782][ T10] ipv6_find_idev+0x102/0x170 [ 4452.442782][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.442782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.442782][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.442782][ T10] netlink_unicast+0x449/0x710 [ 4452.442782][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.442782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.442782][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.442782][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.442782][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.442782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.442782][ T10] [ 4452.444573][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4452.444573][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4452.444573][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4452.444573][ T10] ipv6_find_idev+0x102/0x170 [ 4452.444573][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4452.444573][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4452.444573][ T10] netlink_rcv_skb+0x130/0x360 [ 4452.444573][ T10] netlink_unicast+0x449/0x710 [ 4452.444573][ T10] netlink_sendmsg+0x723/0xbe0 [ 4452.444573][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4452.444573][ T10] ___sys_sendmsg+0xee/0x170 [ 4452.444573][ T10] __sys_sendmsg+0xcd/0x170 [ 4452.444573][ T10] do_syscall_64+0xc6/0x1e0 [ 4452.444573][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4452.444573][ T10] [ 4462.502906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4462.503394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.503394][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4462.503394][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4462.503394][ T10] fib6_nh_init+0xa22/0x1580 [ 4462.503394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.503394][ T10] ip6_route_add+0x1c/0x140 [ 4462.503394][ T10] inet6_rtm_newroute+0x104/0x110 [ 4462.503394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.503394][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.503394][ T10] netlink_unicast+0x449/0x710 [ 4462.503394][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.503394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.503394][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.503394][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.503394][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.503394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.503394][ T10] [ 4462.505470][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.505470][ T10] dst_init+0x84/0x4a0 [ 4462.505470][ T10] dst_alloc+0x97/0x150 [ 4462.505470][ T10] ip6_dst_alloc+0x23/0x90 [ 4462.505470][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4462.505470][ T10] ip6_pol_route+0x56f/0x840 [ 4462.505470][ T10] fib6_rule_lookup+0x456/0x630 [ 4462.505470][ T10] ip6_route_input+0x59c/0xa50 [ 4462.505470][ T10] ipv6_rcv+0x397/0x810 [ 4462.505470][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4462.505470][ T10] process_backlog+0x101/0x620 [ 4462.505470][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4462.505470][ T10] net_rx_action+0x495/0xbe0 [ 4462.505470][ T10] __do_softirq+0x1b5/0x7f6 [ 4462.505470][ T10] [ 4462.507124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.507124][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.507124][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.507124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.507124][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4462.507124][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4462.507124][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4462.507124][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4462.507124][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4462.507124][ T10] addrconf_dad_begin+0x310/0x670 [ 4462.507124][ T10] addrconf_dad_work+0x10b/0xab0 [ 4462.507124][ T10] process_one_work+0x84d/0x18a0 [ 4462.507124][ T10] worker_thread+0x587/0xd30 [ 4462.507124][ T10] kthread+0x28a/0x350 [ 4462.507124][ T10] ret_from_fork+0x31/0x70 [ 4462.507124][ T10] ret_from_fork_asm+0x1a/0x30 [ 4462.507124][ T10] [ 4462.509103][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.509103][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.509103][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.509103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.509103][ T10] ip6_route_add+0x1c/0x140 [ 4462.509103][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4462.509103][ T10] inet6_addr_add+0x4f8/0xa40 [ 4462.509103][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.509103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.509103][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.509103][ T10] netlink_unicast+0x449/0x710 [ 4462.509103][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.509103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.509103][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.509103][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.509103][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.509103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.509103][ T10] [ 4462.511107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.511107][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.511107][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.511107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.511107][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4462.511107][ T10] ipv6_add_addr+0x411/0x2000 [ 4462.511107][ T10] inet6_addr_add+0x30e/0xa40 [ 4462.511107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.511107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.511107][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.511107][ T10] netlink_unicast+0x449/0x710 [ 4462.511107][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.511107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.511107][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.511107][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.511107][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.511107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.511107][ T10] [ 4462.513107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.513107][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.513107][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.513107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.513107][ T10] ip6_route_add+0x1c/0x140 [ 4462.513107][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4462.513107][ T10] addrconf_add_dev+0xe2/0x170 [ 4462.513107][ T10] inet6_addr_add+0x12f/0xa40 [ 4462.513107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.513107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.513107][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.513107][ T10] netlink_unicast+0x449/0x710 [ 4462.513107][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.513107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.513107][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.513107][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.513107][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.513107][ T10] [ 4462.515082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.515082][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4462.515082][ T10] ipv6_find_idev+0x102/0x170 [ 4462.515082][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.515082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.515082][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.515082][ T10] netlink_unicast+0x449/0x710 [ 4462.515082][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.515082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.515082][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.515082][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.515082][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.515082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.515082][ T10] [ 4462.516618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4462.516618][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4462.516618][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4462.516618][ T10] ipv6_find_idev+0x102/0x170 [ 4462.516618][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.516618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.516618][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.516618][ T10] netlink_unicast+0x449/0x710 [ 4462.516618][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.516618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.516618][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.516618][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.516618][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.516618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.516618][ T10] [ 4462.518324][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4462.518612][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4462.518612][ T10] dst_init+0x84/0x4a0 [ 4462.518612][ T10] dst_alloc+0x97/0x150 [ 4462.518612][ T10] ip6_dst_alloc+0x23/0x90 [ 4462.518612][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4462.518612][ T10] ip6_pol_route+0x56f/0x840 [ 4462.518612][ T10] fib6_rule_lookup+0x456/0x630 [ 4462.518612][ T10] ip6_route_input+0x59c/0xa50 [ 4462.518612][ T10] ipv6_rcv+0x397/0x810 [ 4462.518612][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4462.518612][ T10] process_backlog+0x101/0x620 [ 4462.518612][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4462.518612][ T10] net_rx_action+0x495/0xbe0 [ 4462.518612][ T10] __do_softirq+0x1b5/0x7f6 [ 4462.518612][ T10] [ 4462.520792][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.520792][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4462.520792][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4462.520792][ T10] fib6_nh_init+0xa22/0x1580 [ 4462.520792][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.520792][ T10] ip6_route_add+0x1c/0x140 [ 4462.520792][ T10] inet6_rtm_newroute+0x104/0x110 [ 4462.520792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.520792][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.520792][ T10] netlink_unicast+0x449/0x710 [ 4462.520792][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.520792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.520792][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.520792][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.520792][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.520792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.520792][ T10] [ 4462.523248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.523248][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.523248][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.523248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.523248][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4462.523248][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4462.523248][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4462.523248][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4462.523248][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4462.523248][ T10] addrconf_dad_begin+0x310/0x670 [ 4462.523248][ T10] addrconf_dad_work+0x10b/0xab0 [ 4462.523248][ T10] process_one_work+0x84d/0x18a0 [ 4462.523248][ T10] worker_thread+0x587/0xd30 [ 4462.523248][ T10] kthread+0x28a/0x350 [ 4462.523248][ T10] ret_from_fork+0x31/0x70 [ 4462.523248][ T10] ret_from_fork_asm+0x1a/0x30 [ 4462.523248][ T10] [ 4462.525634][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.525634][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.525634][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.525634][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.525634][ T10] ip6_route_add+0x1c/0x140 [ 4462.525634][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4462.525634][ T10] inet6_addr_add+0x4f8/0xa40 [ 4462.525634][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.525634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.525634][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.525634][ T10] netlink_unicast+0x449/0x710 [ 4462.525634][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.525634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.525634][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.525634][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.525634][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.525634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.525634][ T10] [ 4462.528244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.528244][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.528244][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.528244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.528244][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4462.528244][ T10] ipv6_add_addr+0x411/0x2000 [ 4462.528244][ T10] inet6_addr_add+0x30e/0xa40 [ 4462.528244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.528244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.528244][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.528244][ T10] netlink_unicast+0x449/0x710 [ 4462.528244][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.528244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.528244][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.528244][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.528244][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.528244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.528244][ T10] [ 4462.530838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.530838][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.530838][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.530838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.530838][ T10] ip6_route_add+0x1c/0x140 [ 4462.530838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4462.530838][ T10] addrconf_add_dev+0xe2/0x170 [ 4462.530838][ T10] inet6_addr_add+0x12f/0xa40 [ 4462.530838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.530838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.530838][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.530838][ T10] netlink_unicast+0x449/0x710 [ 4462.530838][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.530838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.530838][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.530838][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.530838][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.530838][ T10] [ 4462.533543][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.533543][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4462.533543][ T10] ipv6_find_idev+0x102/0x170 [ 4462.533543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.533543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.533543][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.533543][ T10] netlink_unicast+0x449/0x710 [ 4462.533543][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.533543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.533543][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.533543][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.533543][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.533543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.533543][ T10] [ 4462.535780][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4462.535780][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4462.535780][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4462.535780][ T10] ipv6_find_idev+0x102/0x170 [ 4462.535780][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.535780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.535780][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.535780][ T10] netlink_unicast+0x449/0x710 [ 4462.535780][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.535780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.535780][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.535780][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.535780][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.535780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.535780][ T10] [ 4462.538178][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4462.538480][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4462.538480][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.538480][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.538480][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.538480][ T10] ip6_route_add+0x1c/0x140 [ 4462.538480][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4462.538480][ T10] inet6_addr_add+0x4f8/0xa40 [ 4462.538480][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.538480][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.538480][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.538480][ T10] netlink_unicast+0x449/0x710 [ 4462.538480][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.538480][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.538480][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.538480][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.538480][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.538480][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.538480][ T10] [ 4462.541330][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4462.541330][ T10] netdev_get_by_index+0x5e/0x80 [ 4462.541330][ T10] fib6_nh_init+0x3d8/0x1580 [ 4462.541330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4462.541330][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4462.541330][ T10] ipv6_add_addr+0x411/0x2000 [ 4462.541330][ T10] inet6_addr_add+0x30e/0xa40 [ 4462.541330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4462.541330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.541330][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.541330][ T10] netlink_unicast+0x449/0x710 [ 4462.541330][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.541330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.541330][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.541330][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.541330][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.541330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.541330][ T10] [ 4462.544111][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4462.544111][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4462.544111][ T10] ipv6_find_idev+0x102/0x170 [ 4462.544111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.544111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.544111][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.544111][ T10] netlink_unicast+0x449/0x710 [ 4462.544111][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.544111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.544111][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.544111][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.544111][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.544111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.544111][ T10] [ 4462.546255][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4462.546255][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4462.546255][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4462.546255][ T10] ipv6_find_idev+0x102/0x170 [ 4462.546255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4462.546255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4462.546255][ T10] netlink_rcv_skb+0x130/0x360 [ 4462.546255][ T10] netlink_unicast+0x449/0x710 [ 4462.546255][ T10] netlink_sendmsg+0x723/0xbe0 [ 4462.546255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4462.546255][ T10] ___sys_sendmsg+0xee/0x170 [ 4462.546255][ T10] __sys_sendmsg+0xcd/0x170 [ 4462.546255][ T10] do_syscall_64+0xc6/0x1e0 [ 4462.546255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4462.546255][ T10] [ 4472.606994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4472.607459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.607459][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4472.607459][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4472.607459][ T10] fib6_nh_init+0xa22/0x1580 [ 4472.607459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.607459][ T10] ip6_route_add+0x1c/0x140 [ 4472.607459][ T10] inet6_rtm_newroute+0x104/0x110 [ 4472.607459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.607459][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.607459][ T10] netlink_unicast+0x449/0x710 [ 4472.607459][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.607459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.607459][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.607459][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.607459][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.607459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.607459][ T10] [ 4472.609380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.609380][ T10] dst_init+0x84/0x4a0 [ 4472.609380][ T10] dst_alloc+0x97/0x150 [ 4472.609380][ T10] ip6_dst_alloc+0x23/0x90 [ 4472.609380][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4472.609380][ T10] ip6_pol_route+0x56f/0x840 [ 4472.609380][ T10] fib6_rule_lookup+0x456/0x630 [ 4472.609380][ T10] ip6_route_input+0x59c/0xa50 [ 4472.609380][ T10] ipv6_rcv+0x397/0x810 [ 4472.609380][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4472.609380][ T10] process_backlog+0x101/0x620 [ 4472.609380][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4472.609380][ T10] net_rx_action+0x495/0xbe0 [ 4472.609380][ T10] __do_softirq+0x1b5/0x7f6 [ 4472.609380][ T10] [ 4472.611042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.611042][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.611042][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.611042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.611042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4472.611042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4472.611042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4472.611042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4472.611042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4472.611042][ T10] addrconf_dad_begin+0x310/0x670 [ 4472.611042][ T10] addrconf_dad_work+0x10b/0xab0 [ 4472.611042][ T10] process_one_work+0x84d/0x18a0 [ 4472.611042][ T10] worker_thread+0x587/0xd30 [ 4472.611042][ T10] kthread+0x28a/0x350 [ 4472.611042][ T10] ret_from_fork+0x31/0x70 [ 4472.611042][ T10] ret_from_fork_asm+0x1a/0x30 [ 4472.611042][ T10] [ 4472.613574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.613574][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.613574][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.613574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.613574][ T10] ip6_route_add+0x1c/0x140 [ 4472.613574][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4472.613574][ T10] inet6_addr_add+0x4f8/0xa40 [ 4472.613574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.613574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.613574][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.613574][ T10] netlink_unicast+0x449/0x710 [ 4472.613574][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.613574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.613574][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.613574][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.613574][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.613574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.613574][ T10] [ 4472.616145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.616145][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.616145][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.616145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.616145][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4472.616145][ T10] ipv6_add_addr+0x411/0x2000 [ 4472.616145][ T10] inet6_addr_add+0x30e/0xa40 [ 4472.616145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.616145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.616145][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.616145][ T10] netlink_unicast+0x449/0x710 [ 4472.616145][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.616145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.616145][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.616145][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.616145][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.616145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.616145][ T10] [ 4472.618736][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.618736][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.618736][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.618736][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.618736][ T10] ip6_route_add+0x1c/0x140 [ 4472.618736][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4472.618736][ T10] addrconf_add_dev+0xe2/0x170 [ 4472.618736][ T10] inet6_addr_add+0x12f/0xa40 [ 4472.618736][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.618736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.618736][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.618736][ T10] netlink_unicast+0x449/0x710 [ 4472.618736][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.618736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.618736][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.618736][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.618736][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.618736][ T10] [ 4472.621191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.621191][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4472.621191][ T10] ipv6_find_idev+0x102/0x170 [ 4472.621191][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.621191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.621191][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.621191][ T10] netlink_unicast+0x449/0x710 [ 4472.621191][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.621191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.621191][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.621191][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.621191][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.621191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.621191][ T10] [ 4472.623214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4472.623214][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4472.623214][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4472.623214][ T10] ipv6_find_idev+0x102/0x170 [ 4472.623214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.623214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.623214][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.623214][ T10] netlink_unicast+0x449/0x710 [ 4472.623214][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.623214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.623214][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.623214][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.623214][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.623214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.623214][ T10] [ 4472.625498][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4472.625831][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4472.625831][ T10] dst_init+0x84/0x4a0 [ 4472.625831][ T10] dst_alloc+0x97/0x150 [ 4472.625831][ T10] ip6_dst_alloc+0x23/0x90 [ 4472.625831][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4472.625831][ T10] ip6_pol_route+0x56f/0x840 [ 4472.625831][ T10] fib6_rule_lookup+0x456/0x630 [ 4472.625831][ T10] ip6_route_input+0x59c/0xa50 [ 4472.625831][ T10] ipv6_rcv+0x397/0x810 [ 4472.625831][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4472.625831][ T10] process_backlog+0x101/0x620 [ 4472.625831][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4472.625831][ T10] net_rx_action+0x495/0xbe0 [ 4472.625831][ T10] __do_softirq+0x1b5/0x7f6 [ 4472.625831][ T10] [ 4472.627890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.627890][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4472.627890][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4472.627890][ T10] fib6_nh_init+0xa22/0x1580 [ 4472.627890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.627890][ T10] ip6_route_add+0x1c/0x140 [ 4472.627890][ T10] inet6_rtm_newroute+0x104/0x110 [ 4472.627890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.627890][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.627890][ T10] netlink_unicast+0x449/0x710 [ 4472.627890][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.627890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.627890][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.627890][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.627890][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.627890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.627890][ T10] [ 4472.630320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.630320][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.630320][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.630320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.630320][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4472.630320][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4472.630320][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4472.630320][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4472.630320][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4472.630320][ T10] addrconf_dad_begin+0x310/0x670 [ 4472.630320][ T10] addrconf_dad_work+0x10b/0xab0 [ 4472.630320][ T10] process_one_work+0x84d/0x18a0 [ 4472.630320][ T10] worker_thread+0x587/0xd30 [ 4472.630320][ T10] kthread+0x28a/0x350 [ 4472.630320][ T10] ret_from_fork+0x31/0x70 [ 4472.630320][ T10] ret_from_fork_asm+0x1a/0x30 [ 4472.630320][ T10] [ 4472.632718][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.632718][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.632718][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.632718][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.632718][ T10] ip6_route_add+0x1c/0x140 [ 4472.632718][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4472.632718][ T10] inet6_addr_add+0x4f8/0xa40 [ 4472.632718][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.632718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.632718][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.632718][ T10] netlink_unicast+0x449/0x710 [ 4472.632718][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.632718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.632718][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.632718][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.632718][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.632718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.632718][ T10] [ 4472.635287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.635287][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.635287][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.635287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.635287][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4472.635287][ T10] ipv6_add_addr+0x411/0x2000 [ 4472.635287][ T10] inet6_addr_add+0x30e/0xa40 [ 4472.635287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.635287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.635287][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.635287][ T10] netlink_unicast+0x449/0x710 [ 4472.635287][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.635287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.635287][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.635287][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.635287][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.635287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.635287][ T10] [ 4472.637926][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.637926][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.637926][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.637926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.637926][ T10] ip6_route_add+0x1c/0x140 [ 4472.637926][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4472.637926][ T10] addrconf_add_dev+0xe2/0x170 [ 4472.637926][ T10] inet6_addr_add+0x12f/0xa40 [ 4472.637926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.637926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.637926][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.637926][ T10] netlink_unicast+0x449/0x710 [ 4472.637926][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.637926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.637926][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.637926][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.637926][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.637926][ T10] [ 4472.640634][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.640634][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4472.640634][ T10] ipv6_find_idev+0x102/0x170 [ 4472.640634][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.640634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.640634][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.640634][ T10] netlink_unicast+0x449/0x710 [ 4472.640634][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.640634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.640634][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.640634][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.640634][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.640634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.640634][ T10] [ 4472.642905][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4472.642905][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4472.642905][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4472.642905][ T10] ipv6_find_idev+0x102/0x170 [ 4472.642905][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.642905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.642905][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.642905][ T10] netlink_unicast+0x449/0x710 [ 4472.642905][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.642905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.642905][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.642905][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.642905][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.642905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.642905][ T10] [ 4472.645207][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4472.645511][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4472.645511][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.645511][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.645511][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.645511][ T10] ip6_route_add+0x1c/0x140 [ 4472.645511][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4472.645511][ T10] inet6_addr_add+0x4f8/0xa40 [ 4472.645511][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.645511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.645511][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.645511][ T10] netlink_unicast+0x449/0x710 [ 4472.645511][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.645511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.645511][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.645511][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.645511][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.645511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.645511][ T10] [ 4472.648326][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4472.648326][ T10] netdev_get_by_index+0x5e/0x80 [ 4472.648326][ T10] fib6_nh_init+0x3d8/0x1580 [ 4472.648326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4472.648326][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4472.648326][ T10] ipv6_add_addr+0x411/0x2000 [ 4472.648326][ T10] inet6_addr_add+0x30e/0xa40 [ 4472.648326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4472.648326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.648326][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.648326][ T10] netlink_unicast+0x449/0x710 [ 4472.648326][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.648326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.648326][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.648326][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.648326][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.648326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.648326][ T10] [ 4472.651116][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4472.651116][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4472.651116][ T10] ipv6_find_idev+0x102/0x170 [ 4472.651116][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.651116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.651116][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.651116][ T10] netlink_unicast+0x449/0x710 [ 4472.651116][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.651116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.651116][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.651116][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.651116][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.651116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.651116][ T10] [ 4472.653290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4472.653290][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4472.653290][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4472.653290][ T10] ipv6_find_idev+0x102/0x170 [ 4472.653290][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4472.653290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4472.653290][ T10] netlink_rcv_skb+0x130/0x360 [ 4472.653290][ T10] netlink_unicast+0x449/0x710 [ 4472.653290][ T10] netlink_sendmsg+0x723/0xbe0 [ 4472.653290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4472.653290][ T10] ___sys_sendmsg+0xee/0x170 [ 4472.653290][ T10] __sys_sendmsg+0xcd/0x170 [ 4472.653290][ T10] do_syscall_64+0xc6/0x1e0 [ 4472.653290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4472.653290][ T10] [ 4482.862852][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4482.863317][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.863317][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4482.863317][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4482.863317][ T10] fib6_nh_init+0xa22/0x1580 [ 4482.863317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.863317][ T10] ip6_route_add+0x1c/0x140 [ 4482.863317][ T10] inet6_rtm_newroute+0x104/0x110 [ 4482.863317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.863317][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.863317][ T10] netlink_unicast+0x449/0x710 [ 4482.863317][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.863317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.863317][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.863317][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.863317][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.863317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.863317][ T10] [ 4482.865862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.865862][ T10] dst_init+0x84/0x4a0 [ 4482.865862][ T10] dst_alloc+0x97/0x150 [ 4482.865862][ T10] ip6_dst_alloc+0x23/0x90 [ 4482.865862][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4482.865862][ T10] ip6_pol_route+0x56f/0x840 [ 4482.865862][ T10] fib6_rule_lookup+0x456/0x630 [ 4482.865862][ T10] ip6_route_input+0x59c/0xa50 [ 4482.865862][ T10] ipv6_rcv+0x397/0x810 [ 4482.865862][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4482.865862][ T10] process_backlog+0x101/0x620 [ 4482.865862][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4482.865862][ T10] net_rx_action+0x495/0xbe0 [ 4482.865862][ T10] __do_softirq+0x1b5/0x7f6 [ 4482.865862][ T10] [ 4482.868038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.868038][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.868038][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.868038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.868038][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4482.868038][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4482.868038][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4482.868038][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4482.868038][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4482.868038][ T10] addrconf_dad_begin+0x310/0x670 [ 4482.868038][ T10] addrconf_dad_work+0x10b/0xab0 [ 4482.868038][ T10] process_one_work+0x84d/0x18a0 [ 4482.868038][ T10] worker_thread+0x587/0xd30 [ 4482.868038][ T10] kthread+0x28a/0x350 [ 4482.868038][ T10] ret_from_fork+0x31/0x70 [ 4482.868038][ T10] ret_from_fork_asm+0x1a/0x30 [ 4482.868038][ T10] [ 4482.870450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.870450][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.870450][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.870450][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.870450][ T10] ip6_route_add+0x1c/0x140 [ 4482.870450][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4482.870450][ T10] inet6_addr_add+0x4f8/0xa40 [ 4482.870450][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.870450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.870450][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.870450][ T10] netlink_unicast+0x449/0x710 [ 4482.870450][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.870450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.870450][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.870450][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.870450][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.870450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.870450][ T10] [ 4482.873126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.873126][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.873126][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.873126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.873126][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4482.873126][ T10] ipv6_add_addr+0x411/0x2000 [ 4482.873126][ T10] inet6_addr_add+0x30e/0xa40 [ 4482.873126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.873126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.873126][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.873126][ T10] netlink_unicast+0x449/0x710 [ 4482.873126][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.873126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.873126][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.873126][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.873126][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.873126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.873126][ T10] [ 4482.875715][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.875715][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.875715][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.875715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.875715][ T10] ip6_route_add+0x1c/0x140 [ 4482.875715][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4482.875715][ T10] addrconf_add_dev+0xe2/0x170 [ 4482.875715][ T10] inet6_addr_add+0x12f/0xa40 [ 4482.875715][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.875715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.875715][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.875715][ T10] netlink_unicast+0x449/0x710 [ 4482.875715][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.875715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.875715][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.875715][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.875715][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.875715][ T10] [ 4482.878242][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.878242][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4482.878242][ T10] ipv6_find_idev+0x102/0x170 [ 4482.878242][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.878242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.878242][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.878242][ T10] netlink_unicast+0x449/0x710 [ 4482.878242][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.878242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.878242][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.878242][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.878242][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.878242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.878242][ T10] [ 4482.880353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4482.880353][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4482.880353][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4482.880353][ T10] ipv6_find_idev+0x102/0x170 [ 4482.880353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.880353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.880353][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.880353][ T10] netlink_unicast+0x449/0x710 [ 4482.880353][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.880353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.880353][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.880353][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.880353][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.880353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.880353][ T10] [ 4482.882493][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4482.882863][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4482.882863][ T10] dst_init+0x84/0x4a0 [ 4482.882863][ T10] dst_alloc+0x97/0x150 [ 4482.882863][ T10] ip6_dst_alloc+0x23/0x90 [ 4482.882863][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4482.882863][ T10] ip6_pol_route+0x56f/0x840 [ 4482.882863][ T10] fib6_rule_lookup+0x456/0x630 [ 4482.882863][ T10] ip6_route_input+0x59c/0xa50 [ 4482.882863][ T10] ipv6_rcv+0x397/0x810 [ 4482.882863][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4482.882863][ T10] process_backlog+0x101/0x620 [ 4482.882863][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4482.882863][ T10] net_rx_action+0x495/0xbe0 [ 4482.882863][ T10] __do_softirq+0x1b5/0x7f6 [ 4482.882863][ T10] [ 4482.884983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.884983][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4482.884983][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4482.884983][ T10] fib6_nh_init+0xa22/0x1580 [ 4482.884983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.884983][ T10] ip6_route_add+0x1c/0x140 [ 4482.884983][ T10] inet6_rtm_newroute+0x104/0x110 [ 4482.884983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.884983][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.884983][ T10] netlink_unicast+0x449/0x710 [ 4482.884983][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.884983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.884983][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.884983][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.884983][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.884983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.884983][ T10] [ 4482.887398][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.887398][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.887398][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.887398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.887398][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4482.887398][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4482.887398][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4482.887398][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4482.887398][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4482.887398][ T10] addrconf_dad_begin+0x310/0x670 [ 4482.887398][ T10] addrconf_dad_work+0x10b/0xab0 [ 4482.887398][ T10] process_one_work+0x84d/0x18a0 [ 4482.887398][ T10] worker_thread+0x587/0xd30 [ 4482.887398][ T10] kthread+0x28a/0x350 [ 4482.887398][ T10] ret_from_fork+0x31/0x70 [ 4482.887398][ T10] ret_from_fork_asm+0x1a/0x30 [ 4482.887398][ T10] [ 4482.889854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.889854][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.889854][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.889854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.889854][ T10] ip6_route_add+0x1c/0x140 [ 4482.889854][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4482.889854][ T10] inet6_addr_add+0x4f8/0xa40 [ 4482.889854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.889854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.889854][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.889854][ T10] netlink_unicast+0x449/0x710 [ 4482.889854][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.889854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.889854][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.889854][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.889854][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.889854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.889854][ T10] [ 4482.892524][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.892524][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.892524][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.892524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.892524][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4482.892524][ T10] ipv6_add_addr+0x411/0x2000 [ 4482.892524][ T10] inet6_addr_add+0x30e/0xa40 [ 4482.892524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.892524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.892524][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.892524][ T10] netlink_unicast+0x449/0x710 [ 4482.892524][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.892524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.892524][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.892524][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.892524][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.892524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.892524][ T10] [ 4482.895103][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.895103][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.895103][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.895103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.895103][ T10] ip6_route_add+0x1c/0x140 [ 4482.895103][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4482.895103][ T10] addrconf_add_dev+0xe2/0x170 [ 4482.895103][ T10] inet6_addr_add+0x12f/0xa40 [ 4482.895103][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.895103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.895103][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.895103][ T10] netlink_unicast+0x449/0x710 [ 4482.895103][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.895103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.895103][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.895103][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.895103][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.895103][ T10] [ 4482.897831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.897831][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4482.897831][ T10] ipv6_find_idev+0x102/0x170 [ 4482.897831][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.897831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.897831][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.897831][ T10] netlink_unicast+0x449/0x710 [ 4482.897831][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.897831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.897831][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.897831][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.897831][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.897831][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.897831][ T10] [ 4482.899848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4482.899848][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4482.899848][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4482.899848][ T10] ipv6_find_idev+0x102/0x170 [ 4482.899848][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.899848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.899848][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.899848][ T10] netlink_unicast+0x449/0x710 [ 4482.899848][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.899848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.899848][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.899848][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.899848][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.899848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.899848][ T10] [ 4482.902165][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4482.902466][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4482.902466][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.902466][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.902466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.902466][ T10] ip6_route_add+0x1c/0x140 [ 4482.902466][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4482.902466][ T10] inet6_addr_add+0x4f8/0xa40 [ 4482.902466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.902466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.902466][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.902466][ T10] netlink_unicast+0x449/0x710 [ 4482.902466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.902466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.902466][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.902466][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.902466][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.902466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.902466][ T10] [ 4482.905210][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4482.905210][ T10] netdev_get_by_index+0x5e/0x80 [ 4482.905210][ T10] fib6_nh_init+0x3d8/0x1580 [ 4482.905210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4482.905210][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4482.905210][ T10] ipv6_add_addr+0x411/0x2000 [ 4482.905210][ T10] inet6_addr_add+0x30e/0xa40 [ 4482.905210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4482.905210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.905210][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.905210][ T10] netlink_unicast+0x449/0x710 [ 4482.905210][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.905210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.905210][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.905210][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.905210][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.905210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.905210][ T10] [ 4482.907937][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4482.907937][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4482.907937][ T10] ipv6_find_idev+0x102/0x170 [ 4482.907937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.907937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.907937][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.907937][ T10] netlink_unicast+0x449/0x710 [ 4482.907937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.907937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.907937][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.907937][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.907937][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.907937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.907937][ T10] [ 4482.910030][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4482.910030][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4482.910030][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4482.910030][ T10] ipv6_find_idev+0x102/0x170 [ 4482.910030][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4482.910030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4482.910030][ T10] netlink_rcv_skb+0x130/0x360 [ 4482.910030][ T10] netlink_unicast+0x449/0x710 [ 4482.910030][ T10] netlink_sendmsg+0x723/0xbe0 [ 4482.910030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4482.910030][ T10] ___sys_sendmsg+0xee/0x170 [ 4482.910030][ T10] __sys_sendmsg+0xcd/0x170 [ 4482.910030][ T10] do_syscall_64+0xc6/0x1e0 [ 4482.910030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4482.910030][ T10] [ 4493.054903][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4493.055302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.055302][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4493.055302][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4493.055302][ T10] fib6_nh_init+0xa22/0x1580 [ 4493.055302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.055302][ T10] ip6_route_add+0x1c/0x140 [ 4493.055302][ T10] inet6_rtm_newroute+0x104/0x110 [ 4493.055302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.055302][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.055302][ T10] netlink_unicast+0x449/0x710 [ 4493.055302][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.055302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.055302][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.055302][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.055302][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.055302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.055302][ T10] [ 4493.057333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.057333][ T10] dst_init+0x84/0x4a0 [ 4493.057333][ T10] dst_alloc+0x97/0x150 [ 4493.057333][ T10] ip6_dst_alloc+0x23/0x90 [ 4493.057333][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4493.057333][ T10] ip6_pol_route+0x56f/0x840 [ 4493.057333][ T10] fib6_rule_lookup+0x456/0x630 [ 4493.057333][ T10] ip6_route_input+0x59c/0xa50 [ 4493.057333][ T10] ipv6_rcv+0x397/0x810 [ 4493.057333][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4493.057333][ T10] process_backlog+0x101/0x620 [ 4493.057333][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4493.057333][ T10] net_rx_action+0x495/0xbe0 [ 4493.057333][ T10] __do_softirq+0x1b5/0x7f6 [ 4493.057333][ T10] [ 4493.059118][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.059118][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.059118][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.059118][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.059118][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4493.059118][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4493.059118][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4493.059118][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4493.059118][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4493.059118][ T10] addrconf_dad_begin+0x310/0x670 [ 4493.059118][ T10] addrconf_dad_work+0x10b/0xab0 [ 4493.059118][ T10] process_one_work+0x84d/0x18a0 [ 4493.059118][ T10] worker_thread+0x587/0xd30 [ 4493.059118][ T10] kthread+0x28a/0x350 [ 4493.059118][ T10] ret_from_fork+0x31/0x70 [ 4493.059118][ T10] ret_from_fork_asm+0x1a/0x30 [ 4493.059118][ T10] [ 4493.061169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.061169][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.061169][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.061169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.061169][ T10] ip6_route_add+0x1c/0x140 [ 4493.061169][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4493.061169][ T10] inet6_addr_add+0x4f8/0xa40 [ 4493.061169][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.061169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.061169][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.061169][ T10] netlink_unicast+0x449/0x710 [ 4493.061169][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.061169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.061169][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.061169][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.061169][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.061169][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.061169][ T10] [ 4493.063244][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.063244][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.063244][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.063244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.063244][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4493.063244][ T10] ipv6_add_addr+0x411/0x2000 [ 4493.063244][ T10] inet6_addr_add+0x30e/0xa40 [ 4493.063244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.063244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.063244][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.063244][ T10] netlink_unicast+0x449/0x710 [ 4493.063244][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.063244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.063244][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.063244][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.063244][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.063244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.063244][ T10] [ 4493.065290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.065290][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.065290][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.065290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.065290][ T10] ip6_route_add+0x1c/0x140 [ 4493.065290][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4493.065290][ T10] addrconf_add_dev+0xe2/0x170 [ 4493.065290][ T10] inet6_addr_add+0x12f/0xa40 [ 4493.065290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.065290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.065290][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.065290][ T10] netlink_unicast+0x449/0x710 [ 4493.065290][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.065290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.065290][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.065290][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.065290][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.065290][ T10] [ 4493.067271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.067271][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4493.067271][ T10] ipv6_find_idev+0x102/0x170 [ 4493.067271][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.067271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.067271][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.067271][ T10] netlink_unicast+0x449/0x710 [ 4493.067271][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.067271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.067271][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.067271][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.067271][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.067271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.067271][ T10] [ 4493.068844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4493.068844][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4493.068844][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4493.068844][ T10] ipv6_find_idev+0x102/0x170 [ 4493.068844][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.068844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.068844][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.068844][ T10] netlink_unicast+0x449/0x710 [ 4493.068844][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.068844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.068844][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.068844][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.068844][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.068844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.068844][ T10] [ 4493.070565][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4493.070849][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4493.070849][ T10] dst_init+0x84/0x4a0 [ 4493.070849][ T10] dst_alloc+0x97/0x150 [ 4493.070849][ T10] ip6_dst_alloc+0x23/0x90 [ 4493.070849][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4493.070849][ T10] ip6_pol_route+0x56f/0x840 [ 4493.070849][ T10] fib6_rule_lookup+0x456/0x630 [ 4493.070849][ T10] ip6_route_input+0x59c/0xa50 [ 4493.070849][ T10] ipv6_rcv+0x397/0x810 [ 4493.070849][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4493.070849][ T10] process_backlog+0x101/0x620 [ 4493.070849][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4493.070849][ T10] net_rx_action+0x495/0xbe0 [ 4493.070849][ T10] __do_softirq+0x1b5/0x7f6 [ 4493.070849][ T10] [ 4493.072499][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.072499][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4493.072499][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4493.072499][ T10] fib6_nh_init+0xa22/0x1580 [ 4493.072499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.072499][ T10] ip6_route_add+0x1c/0x140 [ 4493.072499][ T10] inet6_rtm_newroute+0x104/0x110 [ 4493.072499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.072499][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.072499][ T10] netlink_unicast+0x449/0x710 [ 4493.072499][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.072499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.072499][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.072499][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.072499][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.072499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.072499][ T10] [ 4493.074427][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.074427][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.074427][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.074427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.074427][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4493.074427][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4493.074427][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4493.074427][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4493.074427][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4493.074427][ T10] addrconf_dad_begin+0x310/0x670 [ 4493.074427][ T10] addrconf_dad_work+0x10b/0xab0 [ 4493.074427][ T10] process_one_work+0x84d/0x18a0 [ 4493.074427][ T10] worker_thread+0x587/0xd30 [ 4493.074427][ T10] kthread+0x28a/0x350 [ 4493.074427][ T10] ret_from_fork+0x31/0x70 [ 4493.074427][ T10] ret_from_fork_asm+0x1a/0x30 [ 4493.074427][ T10] [ 4493.076339][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.076339][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.076339][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.076339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.076339][ T10] ip6_route_add+0x1c/0x140 [ 4493.076339][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4493.076339][ T10] inet6_addr_add+0x4f8/0xa40 [ 4493.076339][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.076339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.076339][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.076339][ T10] netlink_unicast+0x449/0x710 [ 4493.076339][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.076339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.076339][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.076339][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.076339][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.076339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.076339][ T10] [ 4493.078357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.078357][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.078357][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.078357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.078357][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4493.078357][ T10] ipv6_add_addr+0x411/0x2000 [ 4493.078357][ T10] inet6_addr_add+0x30e/0xa40 [ 4493.078357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.078357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.078357][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.078357][ T10] netlink_unicast+0x449/0x710 [ 4493.078357][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.078357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.078357][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.078357][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.078357][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.078357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.078357][ T10] [ 4493.080364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.080364][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.080364][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.080364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.080364][ T10] ip6_route_add+0x1c/0x140 [ 4493.080364][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4493.080364][ T10] addrconf_add_dev+0xe2/0x170 [ 4493.080364][ T10] inet6_addr_add+0x12f/0xa40 [ 4493.080364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.080364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.080364][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.080364][ T10] netlink_unicast+0x449/0x710 [ 4493.080364][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.080364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.080364][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.080364][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.080364][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.080364][ T10] [ 4493.082567][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.082567][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4493.082567][ T10] ipv6_find_idev+0x102/0x170 [ 4493.082567][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.082567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.082567][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.082567][ T10] netlink_unicast+0x449/0x710 [ 4493.082567][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.082567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.082567][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.082567][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.082567][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.082567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.082567][ T10] [ 4493.084363][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4493.084363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4493.084363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4493.084363][ T10] ipv6_find_idev+0x102/0x170 [ 4493.084363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.084363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.084363][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.084363][ T10] netlink_unicast+0x449/0x710 [ 4493.084363][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.084363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.084363][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.084363][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.084363][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.084363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.084363][ T10] [ 4493.086282][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4493.086531][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4493.086531][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.086531][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.086531][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.086531][ T10] ip6_route_add+0x1c/0x140 [ 4493.086531][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4493.086531][ T10] inet6_addr_add+0x4f8/0xa40 [ 4493.086531][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.086531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.086531][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.086531][ T10] netlink_unicast+0x449/0x710 [ 4493.086531][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.086531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.086531][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.086531][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.086531][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.086531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.086531][ T10] [ 4493.088770][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4493.088770][ T10] netdev_get_by_index+0x5e/0x80 [ 4493.088770][ T10] fib6_nh_init+0x3d8/0x1580 [ 4493.088770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4493.088770][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4493.088770][ T10] ipv6_add_addr+0x411/0x2000 [ 4493.088770][ T10] inet6_addr_add+0x30e/0xa40 [ 4493.088770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4493.088770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.088770][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.088770][ T10] netlink_unicast+0x449/0x710 [ 4493.088770][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.088770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.088770][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.088770][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.088770][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.088770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.088770][ T10] [ 4493.091013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4493.091013][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4493.091013][ T10] ipv6_find_idev+0x102/0x170 [ 4493.091013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.091013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.091013][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.091013][ T10] netlink_unicast+0x449/0x710 [ 4493.091013][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.091013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.091013][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.091013][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.091013][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.091013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.091013][ T10] [ 4493.092793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4493.092793][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4493.092793][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4493.092793][ T10] ipv6_find_idev+0x102/0x170 [ 4493.092793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4493.092793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4493.092793][ T10] netlink_rcv_skb+0x130/0x360 [ 4493.092793][ T10] netlink_unicast+0x449/0x710 [ 4493.092793][ T10] netlink_sendmsg+0x723/0xbe0 [ 4493.092793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4493.092793][ T10] ___sys_sendmsg+0xee/0x170 [ 4493.092793][ T10] __sys_sendmsg+0xcd/0x170 [ 4493.092793][ T10] do_syscall_64+0xc6/0x1e0 [ 4493.092793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4493.092793][ T10] [ 4503.310925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4503.311388][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.311388][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4503.311388][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4503.311388][ T10] fib6_nh_init+0xa22/0x1580 [ 4503.311388][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.311388][ T10] ip6_route_add+0x1c/0x140 [ 4503.311388][ T10] inet6_rtm_newroute+0x104/0x110 [ 4503.311388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.311388][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.311388][ T10] netlink_unicast+0x449/0x710 [ 4503.311388][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.311388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.311388][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.311388][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.311388][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.311388][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.311388][ T10] [ 4503.313311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.313311][ T10] dst_init+0x84/0x4a0 [ 4503.313311][ T10] dst_alloc+0x97/0x150 [ 4503.313311][ T10] ip6_dst_alloc+0x23/0x90 [ 4503.313311][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4503.313311][ T10] ip6_pol_route+0x56f/0x840 [ 4503.313311][ T10] fib6_rule_lookup+0x456/0x630 [ 4503.313311][ T10] ip6_route_input+0x59c/0xa50 [ 4503.313311][ T10] ipv6_rcv+0x397/0x810 [ 4503.313311][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4503.313311][ T10] process_backlog+0x101/0x620 [ 4503.313311][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4503.313311][ T10] net_rx_action+0x495/0xbe0 [ 4503.313311][ T10] __do_softirq+0x1b5/0x7f6 [ 4503.313311][ T10] [ 4503.315009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.315009][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.315009][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.315009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.315009][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4503.315009][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4503.315009][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4503.315009][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4503.315009][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4503.315009][ T10] addrconf_dad_begin+0x310/0x670 [ 4503.315009][ T10] addrconf_dad_work+0x10b/0xab0 [ 4503.315009][ T10] process_one_work+0x84d/0x18a0 [ 4503.315009][ T10] worker_thread+0x587/0xd30 [ 4503.315009][ T10] kthread+0x28a/0x350 [ 4503.315009][ T10] ret_from_fork+0x31/0x70 [ 4503.315009][ T10] ret_from_fork_asm+0x1a/0x30 [ 4503.315009][ T10] [ 4503.316963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.316963][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.316963][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.316963][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.316963][ T10] ip6_route_add+0x1c/0x140 [ 4503.316963][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4503.316963][ T10] inet6_addr_add+0x4f8/0xa40 [ 4503.316963][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.316963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.316963][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.316963][ T10] netlink_unicast+0x449/0x710 [ 4503.316963][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.316963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.316963][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.316963][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.316963][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.316963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.316963][ T10] [ 4503.318979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.318979][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.318979][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.318979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.318979][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4503.318979][ T10] ipv6_add_addr+0x411/0x2000 [ 4503.318979][ T10] inet6_addr_add+0x30e/0xa40 [ 4503.318979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.318979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.318979][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.318979][ T10] netlink_unicast+0x449/0x710 [ 4503.318979][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.318979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.318979][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.318979][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.318979][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.318979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.318979][ T10] [ 4503.321019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.321019][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.321019][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.321019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.321019][ T10] ip6_route_add+0x1c/0x140 [ 4503.321019][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4503.321019][ T10] addrconf_add_dev+0xe2/0x170 [ 4503.321019][ T10] inet6_addr_add+0x12f/0xa40 [ 4503.321019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.321019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.321019][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.321019][ T10] netlink_unicast+0x449/0x710 [ 4503.321019][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.321019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.321019][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.321019][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.321019][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.321019][ T10] [ 4503.323014][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.323014][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4503.323014][ T10] ipv6_find_idev+0x102/0x170 [ 4503.323014][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.323014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.323014][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.323014][ T10] netlink_unicast+0x449/0x710 [ 4503.323014][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.323014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.323014][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.323014][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.323014][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.323014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.323014][ T10] [ 4503.324610][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4503.324610][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4503.324610][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4503.324610][ T10] ipv6_find_idev+0x102/0x170 [ 4503.324610][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.324610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.324610][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.324610][ T10] netlink_unicast+0x449/0x710 [ 4503.324610][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.324610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.324610][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.324610][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.324610][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.324610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.324610][ T10] [ 4503.326325][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4503.326612][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4503.326612][ T10] dst_init+0x84/0x4a0 [ 4503.326612][ T10] dst_alloc+0x97/0x150 [ 4503.326612][ T10] ip6_dst_alloc+0x23/0x90 [ 4503.326612][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4503.326612][ T10] ip6_pol_route+0x56f/0x840 [ 4503.326612][ T10] fib6_rule_lookup+0x456/0x630 [ 4503.326612][ T10] ip6_route_input+0x59c/0xa50 [ 4503.326612][ T10] ipv6_rcv+0x397/0x810 [ 4503.326612][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4503.326612][ T10] process_backlog+0x101/0x620 [ 4503.326612][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4503.326612][ T10] net_rx_action+0x495/0xbe0 [ 4503.326612][ T10] __do_softirq+0x1b5/0x7f6 [ 4503.326612][ T10] [ 4503.328254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.328254][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4503.328254][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4503.328254][ T10] fib6_nh_init+0xa22/0x1580 [ 4503.328254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.328254][ T10] ip6_route_add+0x1c/0x140 [ 4503.328254][ T10] inet6_rtm_newroute+0x104/0x110 [ 4503.328254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.328254][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.328254][ T10] netlink_unicast+0x449/0x710 [ 4503.328254][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.328254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.328254][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.328254][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.328254][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.328254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.328254][ T10] [ 4503.330149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.330149][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.330149][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.330149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.330149][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4503.330149][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4503.330149][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4503.330149][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4503.330149][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4503.330149][ T10] addrconf_dad_begin+0x310/0x670 [ 4503.330149][ T10] addrconf_dad_work+0x10b/0xab0 [ 4503.330149][ T10] process_one_work+0x84d/0x18a0 [ 4503.330149][ T10] worker_thread+0x587/0xd30 [ 4503.330149][ T10] kthread+0x28a/0x350 [ 4503.330149][ T10] ret_from_fork+0x31/0x70 [ 4503.330149][ T10] ret_from_fork_asm+0x1a/0x30 [ 4503.330149][ T10] [ 4503.332059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.332059][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.332059][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.332059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.332059][ T10] ip6_route_add+0x1c/0x140 [ 4503.332059][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4503.332059][ T10] inet6_addr_add+0x4f8/0xa40 [ 4503.332059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.332059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.332059][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.332059][ T10] netlink_unicast+0x449/0x710 [ 4503.332059][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.332059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.332059][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.332059][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.332059][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.332059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.332059][ T10] [ 4503.334088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.334088][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.334088][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.334088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.334088][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4503.334088][ T10] ipv6_add_addr+0x411/0x2000 [ 4503.334088][ T10] inet6_addr_add+0x30e/0xa40 [ 4503.334088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.334088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.334088][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.334088][ T10] netlink_unicast+0x449/0x710 [ 4503.334088][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.334088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.334088][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.334088][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.334088][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.334088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.334088][ T10] [ 4503.336115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.336115][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.336115][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.336115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.336115][ T10] ip6_route_add+0x1c/0x140 [ 4503.336115][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4503.336115][ T10] addrconf_add_dev+0xe2/0x170 [ 4503.336115][ T10] inet6_addr_add+0x12f/0xa40 [ 4503.336115][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.336115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.336115][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.336115][ T10] netlink_unicast+0x449/0x710 [ 4503.336115][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.336115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.336115][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.336115][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.336115][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.336115][ T10] [ 4503.338284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.338284][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4503.338284][ T10] ipv6_find_idev+0x102/0x170 [ 4503.338284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.338284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.338284][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.338284][ T10] netlink_unicast+0x449/0x710 [ 4503.338284][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.338284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.338284][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.338284][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.338284][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.338284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.338284][ T10] [ 4503.340025][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4503.340025][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4503.340025][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4503.340025][ T10] ipv6_find_idev+0x102/0x170 [ 4503.340025][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.340025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.340025][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.340025][ T10] netlink_unicast+0x449/0x710 [ 4503.340025][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.340025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.340025][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.340025][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.340025][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.340025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.340025][ T10] [ 4503.341994][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4503.342235][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4503.342235][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.342235][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.342235][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.342235][ T10] ip6_route_add+0x1c/0x140 [ 4503.342235][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4503.342235][ T10] inet6_addr_add+0x4f8/0xa40 [ 4503.342235][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.342235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.342235][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.342235][ T10] netlink_unicast+0x449/0x710 [ 4503.342235][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.342235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.342235][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.342235][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.342235][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.342235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.342235][ T10] [ 4503.344523][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4503.344523][ T10] netdev_get_by_index+0x5e/0x80 [ 4503.344523][ T10] fib6_nh_init+0x3d8/0x1580 [ 4503.344523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4503.344523][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4503.344523][ T10] ipv6_add_addr+0x411/0x2000 [ 4503.344523][ T10] inet6_addr_add+0x30e/0xa40 [ 4503.344523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4503.344523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.344523][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.344523][ T10] netlink_unicast+0x449/0x710 [ 4503.344523][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.344523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.344523][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.344523][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.344523][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.344523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.344523][ T10] [ 4503.346766][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4503.346766][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4503.346766][ T10] ipv6_find_idev+0x102/0x170 [ 4503.346766][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.346766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.346766][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.346766][ T10] netlink_unicast+0x449/0x710 [ 4503.346766][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.346766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.346766][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.346766][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.346766][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.346766][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.346766][ T10] [ 4503.348490][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4503.348490][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4503.348490][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4503.348490][ T10] ipv6_find_idev+0x102/0x170 [ 4503.348490][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4503.348490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4503.348490][ T10] netlink_rcv_skb+0x130/0x360 [ 4503.348490][ T10] netlink_unicast+0x449/0x710 [ 4503.348490][ T10] netlink_sendmsg+0x723/0xbe0 [ 4503.348490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4503.348490][ T10] ___sys_sendmsg+0xee/0x170 [ 4503.348490][ T10] __sys_sendmsg+0xcd/0x170 [ 4503.348490][ T10] do_syscall_64+0xc6/0x1e0 [ 4503.348490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4503.348490][ T10] [ 4513.590948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4513.591439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.591439][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4513.591439][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4513.591439][ T10] fib6_nh_init+0xa22/0x1580 [ 4513.591439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.591439][ T10] ip6_route_add+0x1c/0x140 [ 4513.591439][ T10] inet6_rtm_newroute+0x104/0x110 [ 4513.591439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.591439][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.591439][ T10] netlink_unicast+0x449/0x710 [ 4513.591439][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.591439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.591439][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.591439][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.591439][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.591439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.591439][ T10] [ 4513.593452][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.593452][ T10] dst_init+0x84/0x4a0 [ 4513.593452][ T10] dst_alloc+0x97/0x150 [ 4513.593452][ T10] ip6_dst_alloc+0x23/0x90 [ 4513.593452][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4513.593452][ T10] ip6_pol_route+0x56f/0x840 [ 4513.593452][ T10] fib6_rule_lookup+0x456/0x630 [ 4513.593452][ T10] ip6_route_input+0x59c/0xa50 [ 4513.593452][ T10] ipv6_rcv+0x397/0x810 [ 4513.593452][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4513.593452][ T10] process_backlog+0x101/0x620 [ 4513.593452][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4513.593452][ T10] net_rx_action+0x495/0xbe0 [ 4513.593452][ T10] __do_softirq+0x1b5/0x7f6 [ 4513.593452][ T10] [ 4513.595756][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.595756][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.595756][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.595756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.595756][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4513.595756][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4513.595756][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4513.595756][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4513.595756][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4513.595756][ T10] addrconf_dad_begin+0x310/0x670 [ 4513.595756][ T10] addrconf_dad_work+0x10b/0xab0 [ 4513.595756][ T10] process_one_work+0x84d/0x18a0 [ 4513.595756][ T10] worker_thread+0x587/0xd30 [ 4513.595756][ T10] kthread+0x28a/0x350 [ 4513.595756][ T10] ret_from_fork+0x31/0x70 [ 4513.595756][ T10] ret_from_fork_asm+0x1a/0x30 [ 4513.595756][ T10] [ 4513.597852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.597852][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.597852][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.597852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.597852][ T10] ip6_route_add+0x1c/0x140 [ 4513.597852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4513.597852][ T10] inet6_addr_add+0x4f8/0xa40 [ 4513.597852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.597852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.597852][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.597852][ T10] netlink_unicast+0x449/0x710 [ 4513.597852][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.597852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.597852][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.597852][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.597852][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.597852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.597852][ T10] [ 4513.599937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.599937][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.599937][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.599937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.599937][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4513.599937][ T10] ipv6_add_addr+0x411/0x2000 [ 4513.599937][ T10] inet6_addr_add+0x30e/0xa40 [ 4513.599937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.599937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.599937][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.599937][ T10] netlink_unicast+0x449/0x710 [ 4513.599937][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.599937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.599937][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.599937][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.599937][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.599937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.599937][ T10] [ 4513.601976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.601976][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.601976][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.601976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.601976][ T10] ip6_route_add+0x1c/0x140 [ 4513.601976][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4513.601976][ T10] addrconf_add_dev+0xe2/0x170 [ 4513.601976][ T10] inet6_addr_add+0x12f/0xa40 [ 4513.601976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.601976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.601976][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.601976][ T10] netlink_unicast+0x449/0x710 [ 4513.601976][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.601976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.601976][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.601976][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.601976][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.601976][ T10] [ 4513.604107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.604107][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4513.604107][ T10] ipv6_find_idev+0x102/0x170 [ 4513.604107][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.604107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.604107][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.604107][ T10] netlink_unicast+0x449/0x710 [ 4513.604107][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.604107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.604107][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.604107][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.604107][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.604107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.604107][ T10] [ 4513.605811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4513.605811][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4513.605811][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4513.605811][ T10] ipv6_find_idev+0x102/0x170 [ 4513.605811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.605811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.605811][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.605811][ T10] netlink_unicast+0x449/0x710 [ 4513.605811][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.605811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.605811][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.605811][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.605811][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.605811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.605811][ T10] [ 4513.607655][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4513.607965][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4513.607965][ T10] dst_init+0x84/0x4a0 [ 4513.607965][ T10] dst_alloc+0x97/0x150 [ 4513.607965][ T10] ip6_dst_alloc+0x23/0x90 [ 4513.607965][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4513.607965][ T10] ip6_pol_route+0x56f/0x840 [ 4513.607965][ T10] fib6_rule_lookup+0x456/0x630 [ 4513.607965][ T10] ip6_route_input+0x59c/0xa50 [ 4513.607965][ T10] ipv6_rcv+0x397/0x810 [ 4513.607965][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4513.607965][ T10] process_backlog+0x101/0x620 [ 4513.607965][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4513.607965][ T10] net_rx_action+0x495/0xbe0 [ 4513.607965][ T10] __do_softirq+0x1b5/0x7f6 [ 4513.607965][ T10] [ 4513.609751][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.609751][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4513.609751][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4513.609751][ T10] fib6_nh_init+0xa22/0x1580 [ 4513.609751][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.609751][ T10] ip6_route_add+0x1c/0x140 [ 4513.609751][ T10] inet6_rtm_newroute+0x104/0x110 [ 4513.609751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.609751][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.609751][ T10] netlink_unicast+0x449/0x710 [ 4513.609751][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.609751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.609751][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.609751][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.609751][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.609751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.609751][ T10] [ 4513.611831][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.611831][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.611831][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.611831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.611831][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4513.611831][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4513.611831][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4513.611831][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4513.611831][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4513.611831][ T10] addrconf_dad_begin+0x310/0x670 [ 4513.611831][ T10] addrconf_dad_work+0x10b/0xab0 [ 4513.611831][ T10] process_one_work+0x84d/0x18a0 [ 4513.611831][ T10] worker_thread+0x587/0xd30 [ 4513.611831][ T10] kthread+0x28a/0x350 [ 4513.611831][ T10] ret_from_fork+0x31/0x70 [ 4513.611831][ T10] ret_from_fork_asm+0x1a/0x30 [ 4513.611831][ T10] [ 4513.613862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.613862][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.613862][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.613862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.613862][ T10] ip6_route_add+0x1c/0x140 [ 4513.613862][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4513.613862][ T10] inet6_addr_add+0x4f8/0xa40 [ 4513.613862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.613862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.613862][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.613862][ T10] netlink_unicast+0x449/0x710 [ 4513.613862][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.613862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.613862][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.613862][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.613862][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.613862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.613862][ T10] [ 4513.616108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.616108][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.616108][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.616108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.616108][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4513.616108][ T10] ipv6_add_addr+0x411/0x2000 [ 4513.616108][ T10] inet6_addr_add+0x30e/0xa40 [ 4513.616108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.616108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.616108][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.616108][ T10] netlink_unicast+0x449/0x710 [ 4513.616108][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.616108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.616108][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.616108][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.616108][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.616108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.616108][ T10] [ 4513.618333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.618333][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.618333][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.618333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.618333][ T10] ip6_route_add+0x1c/0x140 [ 4513.618333][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4513.618333][ T10] addrconf_add_dev+0xe2/0x170 [ 4513.618333][ T10] inet6_addr_add+0x12f/0xa40 [ 4513.618333][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.618333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.618333][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.618333][ T10] netlink_unicast+0x449/0x710 [ 4513.618333][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.618333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.618333][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.618333][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.618333][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.618333][ T10] [ 4513.621100][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.621100][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4513.621100][ T10] ipv6_find_idev+0x102/0x170 [ 4513.621100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.621100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.621100][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.621100][ T10] netlink_unicast+0x449/0x710 [ 4513.621100][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.621100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.621100][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.621100][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.621100][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.621100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.621100][ T10] [ 4513.623376][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4513.623376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4513.623376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4513.623376][ T10] ipv6_find_idev+0x102/0x170 [ 4513.623376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.623376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.623376][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.623376][ T10] netlink_unicast+0x449/0x710 [ 4513.623376][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.623376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.623376][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.623376][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.623376][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.623376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.623376][ T10] [ 4513.625836][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4513.626224][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4513.626224][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.626224][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.626224][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.626224][ T10] ip6_route_add+0x1c/0x140 [ 4513.626224][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4513.626224][ T10] inet6_addr_add+0x4f8/0xa40 [ 4513.626224][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.626224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.626224][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.626224][ T10] netlink_unicast+0x449/0x710 [ 4513.626224][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.626224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.626224][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.626224][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.626224][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.626224][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.626224][ T10] [ 4513.629244][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4513.629244][ T10] netdev_get_by_index+0x5e/0x80 [ 4513.629244][ T10] fib6_nh_init+0x3d8/0x1580 [ 4513.629244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4513.629244][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4513.629244][ T10] ipv6_add_addr+0x411/0x2000 [ 4513.629244][ T10] inet6_addr_add+0x30e/0xa40 [ 4513.629244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4513.629244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.629244][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.629244][ T10] netlink_unicast+0x449/0x710 [ 4513.629244][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.629244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.629244][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.629244][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.629244][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.629244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.629244][ T10] [ 4513.632184][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4513.632184][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4513.632184][ T10] ipv6_find_idev+0x102/0x170 [ 4513.632184][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.632184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.632184][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.632184][ T10] netlink_unicast+0x449/0x710 [ 4513.632184][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.632184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.632184][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.632184][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.632184][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.632184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.632184][ T10] [ 4513.634588][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4513.634588][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4513.634588][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4513.634588][ T10] ipv6_find_idev+0x102/0x170 [ 4513.634588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4513.634588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4513.634588][ T10] netlink_rcv_skb+0x130/0x360 [ 4513.634588][ T10] netlink_unicast+0x449/0x710 [ 4513.634588][ T10] netlink_sendmsg+0x723/0xbe0 [ 4513.634588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4513.634588][ T10] ___sys_sendmsg+0xee/0x170 [ 4513.634588][ T10] __sys_sendmsg+0xcd/0x170 [ 4513.634588][ T10] do_syscall_64+0xc6/0x1e0 [ 4513.634588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4513.634588][ T10] [ 4523.878879][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4523.879343][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.879343][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4523.879343][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4523.879343][ T10] fib6_nh_init+0xa22/0x1580 [ 4523.879343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.879343][ T10] ip6_route_add+0x1c/0x140 [ 4523.879343][ T10] inet6_rtm_newroute+0x104/0x110 [ 4523.879343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.879343][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.879343][ T10] netlink_unicast+0x449/0x710 [ 4523.879343][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.879343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.879343][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.879343][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.879343][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.879343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.879343][ T10] [ 4523.881258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.881258][ T10] dst_init+0x84/0x4a0 [ 4523.881258][ T10] dst_alloc+0x97/0x150 [ 4523.881258][ T10] ip6_dst_alloc+0x23/0x90 [ 4523.881258][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4523.881258][ T10] ip6_pol_route+0x56f/0x840 [ 4523.881258][ T10] fib6_rule_lookup+0x456/0x630 [ 4523.881258][ T10] ip6_route_input+0x59c/0xa50 [ 4523.881258][ T10] ipv6_rcv+0x397/0x810 [ 4523.881258][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4523.881258][ T10] process_backlog+0x101/0x620 [ 4523.881258][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4523.881258][ T10] net_rx_action+0x495/0xbe0 [ 4523.881258][ T10] __do_softirq+0x1b5/0x7f6 [ 4523.881258][ T10] [ 4523.882928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.882928][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.882928][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.882928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.882928][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4523.882928][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4523.882928][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4523.882928][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4523.882928][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4523.882928][ T10] addrconf_dad_begin+0x310/0x670 [ 4523.882928][ T10] addrconf_dad_work+0x10b/0xab0 [ 4523.882928][ T10] process_one_work+0x84d/0x18a0 [ 4523.882928][ T10] worker_thread+0x587/0xd30 [ 4523.882928][ T10] kthread+0x28a/0x350 [ 4523.882928][ T10] ret_from_fork+0x31/0x70 [ 4523.882928][ T10] ret_from_fork_asm+0x1a/0x30 [ 4523.882928][ T10] [ 4523.884893][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.884893][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.884893][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.884893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.884893][ T10] ip6_route_add+0x1c/0x140 [ 4523.884893][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4523.884893][ T10] inet6_addr_add+0x4f8/0xa40 [ 4523.884893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.884893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.884893][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.884893][ T10] netlink_unicast+0x449/0x710 [ 4523.884893][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.884893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.884893][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.884893][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.884893][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.884893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.884893][ T10] [ 4523.886913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.886913][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.886913][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.886913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.886913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4523.886913][ T10] ipv6_add_addr+0x411/0x2000 [ 4523.886913][ T10] inet6_addr_add+0x30e/0xa40 [ 4523.886913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.886913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.886913][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.886913][ T10] netlink_unicast+0x449/0x710 [ 4523.886913][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.886913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.886913][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.886913][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.886913][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.886913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.886913][ T10] [ 4523.888942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.888942][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.888942][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.888942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.888942][ T10] ip6_route_add+0x1c/0x140 [ 4523.888942][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4523.888942][ T10] addrconf_add_dev+0xe2/0x170 [ 4523.888942][ T10] inet6_addr_add+0x12f/0xa40 [ 4523.888942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.888942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.888942][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.888942][ T10] netlink_unicast+0x449/0x710 [ 4523.888942][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.888942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.888942][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.888942][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.888942][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.888942][ T10] [ 4523.890931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.890931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4523.890931][ T10] ipv6_find_idev+0x102/0x170 [ 4523.890931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.890931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.890931][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.890931][ T10] netlink_unicast+0x449/0x710 [ 4523.890931][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.890931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.890931][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.890931][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.890931][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.890931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.890931][ T10] [ 4523.892489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4523.892489][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4523.892489][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4523.892489][ T10] ipv6_find_idev+0x102/0x170 [ 4523.892489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.892489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.892489][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.892489][ T10] netlink_unicast+0x449/0x710 [ 4523.892489][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.892489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.892489][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.892489][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.892489][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.892489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.892489][ T10] [ 4523.894253][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4523.894627][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4523.894627][ T10] dst_init+0x84/0x4a0 [ 4523.894627][ T10] dst_alloc+0x97/0x150 [ 4523.894627][ T10] ip6_dst_alloc+0x23/0x90 [ 4523.894627][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4523.894627][ T10] ip6_pol_route+0x56f/0x840 [ 4523.894627][ T10] fib6_rule_lookup+0x456/0x630 [ 4523.894627][ T10] ip6_route_input+0x59c/0xa50 [ 4523.894627][ T10] ipv6_rcv+0x397/0x810 [ 4523.894627][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4523.894627][ T10] process_backlog+0x101/0x620 [ 4523.894627][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4523.894627][ T10] net_rx_action+0x495/0xbe0 [ 4523.894627][ T10] __do_softirq+0x1b5/0x7f6 [ 4523.894627][ T10] [ 4523.896884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.896884][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4523.896884][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4523.896884][ T10] fib6_nh_init+0xa22/0x1580 [ 4523.896884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.896884][ T10] ip6_route_add+0x1c/0x140 [ 4523.896884][ T10] inet6_rtm_newroute+0x104/0x110 [ 4523.896884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.896884][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.896884][ T10] netlink_unicast+0x449/0x710 [ 4523.896884][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.896884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.896884][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.896884][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.896884][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.896884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.896884][ T10] [ 4523.899326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.899326][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.899326][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.899326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.899326][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4523.899326][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4523.899326][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4523.899326][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4523.899326][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4523.899326][ T10] addrconf_dad_begin+0x310/0x670 [ 4523.899326][ T10] addrconf_dad_work+0x10b/0xab0 [ 4523.899326][ T10] process_one_work+0x84d/0x18a0 [ 4523.899326][ T10] worker_thread+0x587/0xd30 [ 4523.899326][ T10] kthread+0x28a/0x350 [ 4523.899326][ T10] ret_from_fork+0x31/0x70 [ 4523.899326][ T10] ret_from_fork_asm+0x1a/0x30 [ 4523.899326][ T10] [ 4523.901994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.901994][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.901994][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.901994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.901994][ T10] ip6_route_add+0x1c/0x140 [ 4523.901994][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4523.901994][ T10] inet6_addr_add+0x4f8/0xa40 [ 4523.901994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.901994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.901994][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.901994][ T10] netlink_unicast+0x449/0x710 [ 4523.901994][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.901994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.901994][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.901994][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.901994][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.901994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.901994][ T10] [ 4523.904677][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.904677][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.904677][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.904677][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.904677][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4523.904677][ T10] ipv6_add_addr+0x411/0x2000 [ 4523.904677][ T10] inet6_addr_add+0x30e/0xa40 [ 4523.904677][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.904677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.904677][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.904677][ T10] netlink_unicast+0x449/0x710 [ 4523.904677][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.904677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.904677][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.904677][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.904677][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.904677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.904677][ T10] [ 4523.907479][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.907479][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.907479][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.907479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.907479][ T10] ip6_route_add+0x1c/0x140 [ 4523.907479][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4523.907479][ T10] addrconf_add_dev+0xe2/0x170 [ 4523.907479][ T10] inet6_addr_add+0x12f/0xa40 [ 4523.907479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.907479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.907479][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.907479][ T10] netlink_unicast+0x449/0x710 [ 4523.907479][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.907479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.907479][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.907479][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.907479][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.907479][ T10] [ 4523.910293][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.910293][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4523.910293][ T10] ipv6_find_idev+0x102/0x170 [ 4523.910293][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.910293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.910293][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.910293][ T10] netlink_unicast+0x449/0x710 [ 4523.910293][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.910293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.910293][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.910293][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.910293][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.910293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.910293][ T10] [ 4523.912541][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4523.912541][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4523.912541][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4523.912541][ T10] ipv6_find_idev+0x102/0x170 [ 4523.912541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.912541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.912541][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.912541][ T10] netlink_unicast+0x449/0x710 [ 4523.912541][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.912541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.912541][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.912541][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.912541][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.912541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.912541][ T10] [ 4523.915031][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4523.915349][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4523.915349][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.915349][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.915349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.915349][ T10] ip6_route_add+0x1c/0x140 [ 4523.915349][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4523.915349][ T10] inet6_addr_add+0x4f8/0xa40 [ 4523.915349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.915349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.915349][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.915349][ T10] netlink_unicast+0x449/0x710 [ 4523.915349][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.915349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.915349][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.915349][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.915349][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.915349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.915349][ T10] [ 4523.918227][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4523.918227][ T10] netdev_get_by_index+0x5e/0x80 [ 4523.918227][ T10] fib6_nh_init+0x3d8/0x1580 [ 4523.918227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4523.918227][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4523.918227][ T10] ipv6_add_addr+0x411/0x2000 [ 4523.918227][ T10] inet6_addr_add+0x30e/0xa40 [ 4523.918227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4523.918227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.918227][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.918227][ T10] netlink_unicast+0x449/0x710 [ 4523.918227][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.918227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.918227][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.918227][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.918227][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.918227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.918227][ T10] [ 4523.921146][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4523.921146][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4523.921146][ T10] ipv6_find_idev+0x102/0x170 [ 4523.921146][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.921146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.921146][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.921146][ T10] netlink_unicast+0x449/0x710 [ 4523.921146][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.921146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.921146][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.921146][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.921146][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.921146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.921146][ T10] [ 4523.923453][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4523.923453][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4523.923453][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4523.923453][ T10] ipv6_find_idev+0x102/0x170 [ 4523.923453][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4523.923453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4523.923453][ T10] netlink_rcv_skb+0x130/0x360 [ 4523.923453][ T10] netlink_unicast+0x449/0x710 [ 4523.923453][ T10] netlink_sendmsg+0x723/0xbe0 [ 4523.923453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4523.923453][ T10] ___sys_sendmsg+0xee/0x170 [ 4523.923453][ T10] __sys_sendmsg+0xcd/0x170 [ 4523.923453][ T10] do_syscall_64+0xc6/0x1e0 [ 4523.923453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4523.923453][ T10] [ 4534.166985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4534.167397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.167397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4534.167397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4534.167397][ T10] fib6_nh_init+0xa22/0x1580 [ 4534.167397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.167397][ T10] ip6_route_add+0x1c/0x140 [ 4534.167397][ T10] inet6_rtm_newroute+0x104/0x110 [ 4534.167397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.167397][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.167397][ T10] netlink_unicast+0x449/0x710 [ 4534.167397][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.167397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.167397][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.167397][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.167397][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.167397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.167397][ T10] [ 4534.169301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.169301][ T10] dst_init+0x84/0x4a0 [ 4534.169301][ T10] dst_alloc+0x97/0x150 [ 4534.169301][ T10] ip6_dst_alloc+0x23/0x90 [ 4534.169301][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4534.169301][ T10] ip6_pol_route+0x56f/0x840 [ 4534.169301][ T10] fib6_rule_lookup+0x456/0x630 [ 4534.169301][ T10] ip6_route_input+0x59c/0xa50 [ 4534.169301][ T10] ipv6_rcv+0x397/0x810 [ 4534.169301][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4534.169301][ T10] process_backlog+0x101/0x620 [ 4534.169301][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4534.169301][ T10] net_rx_action+0x495/0xbe0 [ 4534.169301][ T10] __do_softirq+0x1b5/0x7f6 [ 4534.169301][ T10] [ 4534.170947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.170947][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.170947][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.170947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.170947][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4534.170947][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4534.170947][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4534.170947][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4534.170947][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4534.170947][ T10] addrconf_dad_begin+0x310/0x670 [ 4534.170947][ T10] addrconf_dad_work+0x10b/0xab0 [ 4534.170947][ T10] process_one_work+0x84d/0x18a0 [ 4534.170947][ T10] worker_thread+0x587/0xd30 [ 4534.170947][ T10] kthread+0x28a/0x350 [ 4534.170947][ T10] ret_from_fork+0x31/0x70 [ 4534.170947][ T10] ret_from_fork_asm+0x1a/0x30 [ 4534.170947][ T10] [ 4534.172858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.172858][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.172858][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.172858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.172858][ T10] ip6_route_add+0x1c/0x140 [ 4534.172858][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4534.172858][ T10] inet6_addr_add+0x4f8/0xa40 [ 4534.172858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.172858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.172858][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.172858][ T10] netlink_unicast+0x449/0x710 [ 4534.172858][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.172858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.172858][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.172858][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.172858][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.172858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.172858][ T10] [ 4534.174911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.174911][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.174911][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.174911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.174911][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4534.174911][ T10] ipv6_add_addr+0x411/0x2000 [ 4534.174911][ T10] inet6_addr_add+0x30e/0xa40 [ 4534.174911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.174911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.174911][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.174911][ T10] netlink_unicast+0x449/0x710 [ 4534.174911][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.174911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.174911][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.174911][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.174911][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.174911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.174911][ T10] [ 4534.176929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.176929][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.176929][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.176929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.176929][ T10] ip6_route_add+0x1c/0x140 [ 4534.176929][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4534.176929][ T10] addrconf_add_dev+0xe2/0x170 [ 4534.176929][ T10] inet6_addr_add+0x12f/0xa40 [ 4534.176929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.176929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.176929][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.176929][ T10] netlink_unicast+0x449/0x710 [ 4534.176929][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.176929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.176929][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.176929][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.176929][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.176929][ T10] [ 4534.178897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.178897][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4534.178897][ T10] ipv6_find_idev+0x102/0x170 [ 4534.178897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.178897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.178897][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.178897][ T10] netlink_unicast+0x449/0x710 [ 4534.178897][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.178897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.178897][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.178897][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.178897][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.178897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.178897][ T10] [ 4534.180446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4534.180446][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4534.180446][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4534.180446][ T10] ipv6_find_idev+0x102/0x170 [ 4534.180446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.180446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.180446][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.180446][ T10] netlink_unicast+0x449/0x710 [ 4534.180446][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.180446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.180446][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.180446][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.180446][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.180446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.180446][ T10] [ 4534.182154][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4534.182434][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4534.182434][ T10] dst_init+0x84/0x4a0 [ 4534.182434][ T10] dst_alloc+0x97/0x150 [ 4534.182434][ T10] ip6_dst_alloc+0x23/0x90 [ 4534.182434][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4534.182434][ T10] ip6_pol_route+0x56f/0x840 [ 4534.182434][ T10] fib6_rule_lookup+0x456/0x630 [ 4534.182434][ T10] ip6_route_input+0x59c/0xa50 [ 4534.182434][ T10] ipv6_rcv+0x397/0x810 [ 4534.182434][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4534.182434][ T10] process_backlog+0x101/0x620 [ 4534.182434][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4534.182434][ T10] net_rx_action+0x495/0xbe0 [ 4534.182434][ T10] __do_softirq+0x1b5/0x7f6 [ 4534.182434][ T10] [ 4534.184072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.184072][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4534.184072][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4534.184072][ T10] fib6_nh_init+0xa22/0x1580 [ 4534.184072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.184072][ T10] ip6_route_add+0x1c/0x140 [ 4534.184072][ T10] inet6_rtm_newroute+0x104/0x110 [ 4534.184072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.184072][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.184072][ T10] netlink_unicast+0x449/0x710 [ 4534.184072][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.184072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.184072][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.184072][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.184072][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.184072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.184072][ T10] [ 4534.185957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.185957][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.185957][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.185957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.185957][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4534.185957][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4534.185957][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4534.185957][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4534.185957][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4534.185957][ T10] addrconf_dad_begin+0x310/0x670 [ 4534.185957][ T10] addrconf_dad_work+0x10b/0xab0 [ 4534.185957][ T10] process_one_work+0x84d/0x18a0 [ 4534.185957][ T10] worker_thread+0x587/0xd30 [ 4534.185957][ T10] kthread+0x28a/0x350 [ 4534.185957][ T10] ret_from_fork+0x31/0x70 [ 4534.185957][ T10] ret_from_fork_asm+0x1a/0x30 [ 4534.185957][ T10] [ 4534.187865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.187865][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.187865][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.187865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.187865][ T10] ip6_route_add+0x1c/0x140 [ 4534.187865][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4534.187865][ T10] inet6_addr_add+0x4f8/0xa40 [ 4534.187865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.187865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.187865][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.187865][ T10] netlink_unicast+0x449/0x710 [ 4534.187865][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.187865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.187865][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.187865][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.187865][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.187865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.187865][ T10] [ 4534.189866][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.189866][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.189866][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.189866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.189866][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4534.189866][ T10] ipv6_add_addr+0x411/0x2000 [ 4534.189866][ T10] inet6_addr_add+0x30e/0xa40 [ 4534.189866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.189866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.189866][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.189866][ T10] netlink_unicast+0x449/0x710 [ 4534.189866][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.189866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.189866][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.189866][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.189866][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.189866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.189866][ T10] [ 4534.191873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.191873][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.191873][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.191873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.191873][ T10] ip6_route_add+0x1c/0x140 [ 4534.191873][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4534.191873][ T10] addrconf_add_dev+0xe2/0x170 [ 4534.191873][ T10] inet6_addr_add+0x12f/0xa40 [ 4534.191873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.191873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.191873][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.191873][ T10] netlink_unicast+0x449/0x710 [ 4534.191873][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.191873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.191873][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.191873][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.191873][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.191873][ T10] [ 4534.194043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.194043][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4534.194043][ T10] ipv6_find_idev+0x102/0x170 [ 4534.194043][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.194043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.194043][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.194043][ T10] netlink_unicast+0x449/0x710 [ 4534.194043][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.194043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.194043][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.194043][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.194043][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.194043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.194043][ T10] [ 4534.195848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4534.195848][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4534.195848][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4534.195848][ T10] ipv6_find_idev+0x102/0x170 [ 4534.195848][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.195848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.195848][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.195848][ T10] netlink_unicast+0x449/0x710 [ 4534.195848][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.195848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.195848][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.195848][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.195848][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.195848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.195848][ T10] [ 4534.197718][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4534.197972][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4534.197972][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.197972][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.197972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.197972][ T10] ip6_route_add+0x1c/0x140 [ 4534.197972][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4534.197972][ T10] inet6_addr_add+0x4f8/0xa40 [ 4534.197972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.197972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.197972][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.197972][ T10] netlink_unicast+0x449/0x710 [ 4534.197972][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.197972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.197972][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.197972][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.197972][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.197972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.197972][ T10] [ 4534.200226][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4534.200226][ T10] netdev_get_by_index+0x5e/0x80 [ 4534.200226][ T10] fib6_nh_init+0x3d8/0x1580 [ 4534.200226][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4534.200226][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4534.200226][ T10] ipv6_add_addr+0x411/0x2000 [ 4534.200226][ T10] inet6_addr_add+0x30e/0xa40 [ 4534.200226][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4534.200226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.200226][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.200226][ T10] netlink_unicast+0x449/0x710 [ 4534.200226][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.200226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.200226][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.200226][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.200226][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.200226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.200226][ T10] [ 4534.202466][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4534.202466][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4534.202466][ T10] ipv6_find_idev+0x102/0x170 [ 4534.202466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.202466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.202466][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.202466][ T10] netlink_unicast+0x449/0x710 [ 4534.202466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.202466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.202466][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.202466][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.202466][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.202466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.202466][ T10] [ 4534.204264][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4534.204264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4534.204264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4534.204264][ T10] ipv6_find_idev+0x102/0x170 [ 4534.204264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4534.204264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4534.204264][ T10] netlink_rcv_skb+0x130/0x360 [ 4534.204264][ T10] netlink_unicast+0x449/0x710 [ 4534.204264][ T10] netlink_sendmsg+0x723/0xbe0 [ 4534.204264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4534.204264][ T10] ___sys_sendmsg+0xee/0x170 [ 4534.204264][ T10] __sys_sendmsg+0xcd/0x170 [ 4534.204264][ T10] do_syscall_64+0xc6/0x1e0 [ 4534.204264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4534.204264][ T10] [ 4544.358877][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4544.359364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.359364][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4544.359364][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4544.359364][ T10] fib6_nh_init+0xa22/0x1580 [ 4544.359364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.359364][ T10] ip6_route_add+0x1c/0x140 [ 4544.359364][ T10] inet6_rtm_newroute+0x104/0x110 [ 4544.359364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.359364][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.359364][ T10] netlink_unicast+0x449/0x710 [ 4544.359364][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.359364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.359364][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.359364][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.359364][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.359364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.359364][ T10] [ 4544.361412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.361412][ T10] dst_init+0x84/0x4a0 [ 4544.361412][ T10] dst_alloc+0x97/0x150 [ 4544.361412][ T10] ip6_dst_alloc+0x23/0x90 [ 4544.361412][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4544.361412][ T10] ip6_pol_route+0x56f/0x840 [ 4544.361412][ T10] fib6_rule_lookup+0x456/0x630 [ 4544.361412][ T10] ip6_route_input+0x59c/0xa50 [ 4544.361412][ T10] ipv6_rcv+0x397/0x810 [ 4544.361412][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4544.361412][ T10] process_backlog+0x101/0x620 [ 4544.361412][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4544.361412][ T10] net_rx_action+0x495/0xbe0 [ 4544.361412][ T10] __do_softirq+0x1b5/0x7f6 [ 4544.361412][ T10] [ 4544.363202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.363202][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.363202][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.363202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.363202][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4544.363202][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4544.363202][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4544.363202][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4544.363202][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4544.363202][ T10] addrconf_dad_begin+0x310/0x670 [ 4544.363202][ T10] addrconf_dad_work+0x10b/0xab0 [ 4544.363202][ T10] process_one_work+0x84d/0x18a0 [ 4544.363202][ T10] worker_thread+0x587/0xd30 [ 4544.363202][ T10] kthread+0x28a/0x350 [ 4544.363202][ T10] ret_from_fork+0x31/0x70 [ 4544.363202][ T10] ret_from_fork_asm+0x1a/0x30 [ 4544.363202][ T10] [ 4544.365259][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.365259][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.365259][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.365259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.365259][ T10] ip6_route_add+0x1c/0x140 [ 4544.365259][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4544.365259][ T10] inet6_addr_add+0x4f8/0xa40 [ 4544.365259][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.365259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.365259][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.365259][ T10] netlink_unicast+0x449/0x710 [ 4544.365259][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.365259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.365259][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.365259][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.365259][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.365259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.365259][ T10] [ 4544.367359][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.367359][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.367359][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.367359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.367359][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4544.367359][ T10] ipv6_add_addr+0x411/0x2000 [ 4544.367359][ T10] inet6_addr_add+0x30e/0xa40 [ 4544.367359][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.367359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.367359][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.367359][ T10] netlink_unicast+0x449/0x710 [ 4544.367359][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.367359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.367359][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.367359][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.367359][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.367359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.367359][ T10] [ 4544.369394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.369394][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.369394][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.369394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.369394][ T10] ip6_route_add+0x1c/0x140 [ 4544.369394][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4544.369394][ T10] addrconf_add_dev+0xe2/0x170 [ 4544.369394][ T10] inet6_addr_add+0x12f/0xa40 [ 4544.369394][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.369394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.369394][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.369394][ T10] netlink_unicast+0x449/0x710 [ 4544.369394][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.369394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.369394][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.369394][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.369394][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.369394][ T10] [ 4544.371406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.371406][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4544.371406][ T10] ipv6_find_idev+0x102/0x170 [ 4544.371406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.371406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.371406][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.371406][ T10] netlink_unicast+0x449/0x710 [ 4544.371406][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.371406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.371406][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.371406][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.371406][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.371406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.371406][ T10] [ 4544.373050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4544.373050][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4544.373050][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4544.373050][ T10] ipv6_find_idev+0x102/0x170 [ 4544.373050][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.373050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.373050][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.373050][ T10] netlink_unicast+0x449/0x710 [ 4544.373050][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.373050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.373050][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.373050][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.373050][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.373050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.373050][ T10] [ 4544.374890][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4544.375187][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4544.375187][ T10] dst_init+0x84/0x4a0 [ 4544.375187][ T10] dst_alloc+0x97/0x150 [ 4544.375187][ T10] ip6_dst_alloc+0x23/0x90 [ 4544.375187][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4544.375187][ T10] ip6_pol_route+0x56f/0x840 [ 4544.375187][ T10] fib6_rule_lookup+0x456/0x630 [ 4544.375187][ T10] ip6_route_input+0x59c/0xa50 [ 4544.375187][ T10] ipv6_rcv+0x397/0x810 [ 4544.375187][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4544.375187][ T10] process_backlog+0x101/0x620 [ 4544.375187][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4544.375187][ T10] net_rx_action+0x495/0xbe0 [ 4544.375187][ T10] __do_softirq+0x1b5/0x7f6 [ 4544.375187][ T10] [ 4544.377292][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.377292][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4544.377292][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4544.377292][ T10] fib6_nh_init+0xa22/0x1580 [ 4544.377292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.377292][ T10] ip6_route_add+0x1c/0x140 [ 4544.377292][ T10] inet6_rtm_newroute+0x104/0x110 [ 4544.377292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.377292][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.377292][ T10] netlink_unicast+0x449/0x710 [ 4544.377292][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.377292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.377292][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.377292][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.377292][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.377292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.377292][ T10] [ 4544.379282][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.379282][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.379282][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.379282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.379282][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4544.379282][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4544.379282][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4544.379282][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4544.379282][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4544.379282][ T10] addrconf_dad_begin+0x310/0x670 [ 4544.379282][ T10] addrconf_dad_work+0x10b/0xab0 [ 4544.379282][ T10] process_one_work+0x84d/0x18a0 [ 4544.379282][ T10] worker_thread+0x587/0xd30 [ 4544.379282][ T10] kthread+0x28a/0x350 [ 4544.379282][ T10] ret_from_fork+0x31/0x70 [ 4544.379282][ T10] ret_from_fork_asm+0x1a/0x30 [ 4544.379282][ T10] [ 4544.381284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.381284][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.381284][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.381284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.381284][ T10] ip6_route_add+0x1c/0x140 [ 4544.381284][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4544.381284][ T10] inet6_addr_add+0x4f8/0xa40 [ 4544.381284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.381284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.381284][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.381284][ T10] netlink_unicast+0x449/0x710 [ 4544.381284][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.381284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.381284][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.381284][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.381284][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.381284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.381284][ T10] [ 4544.383418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.383418][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.383418][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.383418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.383418][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4544.383418][ T10] ipv6_add_addr+0x411/0x2000 [ 4544.383418][ T10] inet6_addr_add+0x30e/0xa40 [ 4544.383418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.383418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.383418][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.383418][ T10] netlink_unicast+0x449/0x710 [ 4544.383418][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.383418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.383418][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.383418][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.383418][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.383418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.383418][ T10] [ 4544.385466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.385466][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.385466][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.385466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.385466][ T10] ip6_route_add+0x1c/0x140 [ 4544.385466][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4544.385466][ T10] addrconf_add_dev+0xe2/0x170 [ 4544.385466][ T10] inet6_addr_add+0x12f/0xa40 [ 4544.385466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.385466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.385466][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.385466][ T10] netlink_unicast+0x449/0x710 [ 4544.385466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.385466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.385466][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.385466][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.385466][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.385466][ T10] [ 4544.387691][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.387691][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4544.387691][ T10] ipv6_find_idev+0x102/0x170 [ 4544.387691][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.387691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.387691][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.387691][ T10] netlink_unicast+0x449/0x710 [ 4544.387691][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.387691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.387691][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.387691][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.387691][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.387691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.387691][ T10] [ 4544.389560][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4544.389560][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4544.389560][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4544.389560][ T10] ipv6_find_idev+0x102/0x170 [ 4544.389560][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.389560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.389560][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.389560][ T10] netlink_unicast+0x449/0x710 [ 4544.389560][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.389560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.389560][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.389560][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.389560][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.389560][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.389560][ T10] [ 4544.391563][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4544.391810][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4544.391810][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.391810][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.391810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.391810][ T10] ip6_route_add+0x1c/0x140 [ 4544.391810][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4544.391810][ T10] inet6_addr_add+0x4f8/0xa40 [ 4544.391810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.391810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.391810][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.391810][ T10] netlink_unicast+0x449/0x710 [ 4544.391810][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.391810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.391810][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.391810][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.391810][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.391810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.391810][ T10] [ 4544.394529][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4544.394529][ T10] netdev_get_by_index+0x5e/0x80 [ 4544.394529][ T10] fib6_nh_init+0x3d8/0x1580 [ 4544.394529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4544.394529][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4544.394529][ T10] ipv6_add_addr+0x411/0x2000 [ 4544.394529][ T10] inet6_addr_add+0x30e/0xa40 [ 4544.394529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4544.394529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.394529][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.394529][ T10] netlink_unicast+0x449/0x710 [ 4544.394529][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.394529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.394529][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.394529][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.394529][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.394529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.394529][ T10] [ 4544.397842][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4544.397842][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4544.397842][ T10] ipv6_find_idev+0x102/0x170 [ 4544.397842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.397842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.397842][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.397842][ T10] netlink_unicast+0x449/0x710 [ 4544.397842][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.397842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.397842][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.397842][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.397842][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.397842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.397842][ T10] [ 4544.400489][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4544.400489][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4544.400489][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4544.400489][ T10] ipv6_find_idev+0x102/0x170 [ 4544.400489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4544.400489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4544.400489][ T10] netlink_rcv_skb+0x130/0x360 [ 4544.400489][ T10] netlink_unicast+0x449/0x710 [ 4544.400489][ T10] netlink_sendmsg+0x723/0xbe0 [ 4544.400489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4544.400489][ T10] ___sys_sendmsg+0xee/0x170 [ 4544.400489][ T10] __sys_sendmsg+0xcd/0x170 [ 4544.400489][ T10] do_syscall_64+0xc6/0x1e0 [ 4544.400489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4544.400489][ T10] [ 4554.446946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4554.447364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.447364][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4554.447364][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4554.447364][ T10] fib6_nh_init+0xa22/0x1580 [ 4554.447364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.447364][ T10] ip6_route_add+0x1c/0x140 [ 4554.447364][ T10] inet6_rtm_newroute+0x104/0x110 [ 4554.447364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.447364][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.447364][ T10] netlink_unicast+0x449/0x710 [ 4554.447364][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.447364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.447364][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.447364][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.447364][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.447364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.447364][ T10] [ 4554.449309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.449309][ T10] dst_init+0x84/0x4a0 [ 4554.449309][ T10] dst_alloc+0x97/0x150 [ 4554.449309][ T10] ip6_dst_alloc+0x23/0x90 [ 4554.449309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4554.449309][ T10] ip6_pol_route+0x56f/0x840 [ 4554.449309][ T10] fib6_rule_lookup+0x456/0x630 [ 4554.449309][ T10] ip6_route_input+0x59c/0xa50 [ 4554.449309][ T10] ipv6_rcv+0x397/0x810 [ 4554.449309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4554.449309][ T10] process_backlog+0x101/0x620 [ 4554.449309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4554.449309][ T10] net_rx_action+0x495/0xbe0 [ 4554.449309][ T10] __do_softirq+0x1b5/0x7f6 [ 4554.449309][ T10] [ 4554.450965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.450965][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.450965][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.450965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.450965][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4554.450965][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4554.450965][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4554.450965][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4554.450965][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4554.450965][ T10] addrconf_dad_begin+0x310/0x670 [ 4554.450965][ T10] addrconf_dad_work+0x10b/0xab0 [ 4554.450965][ T10] process_one_work+0x84d/0x18a0 [ 4554.450965][ T10] worker_thread+0x587/0xd30 [ 4554.450965][ T10] kthread+0x28a/0x350 [ 4554.450965][ T10] ret_from_fork+0x31/0x70 [ 4554.450965][ T10] ret_from_fork_asm+0x1a/0x30 [ 4554.450965][ T10] [ 4554.452887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.452887][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.452887][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.452887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.452887][ T10] ip6_route_add+0x1c/0x140 [ 4554.452887][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4554.452887][ T10] inet6_addr_add+0x4f8/0xa40 [ 4554.452887][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.452887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.452887][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.452887][ T10] netlink_unicast+0x449/0x710 [ 4554.452887][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.452887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.452887][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.452887][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.452887][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.452887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.452887][ T10] [ 4554.454891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.454891][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.454891][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.454891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.454891][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4554.454891][ T10] ipv6_add_addr+0x411/0x2000 [ 4554.454891][ T10] inet6_addr_add+0x30e/0xa40 [ 4554.454891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.454891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.454891][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.454891][ T10] netlink_unicast+0x449/0x710 [ 4554.454891][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.454891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.454891][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.454891][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.454891][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.454891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.454891][ T10] [ 4554.456883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.456883][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.456883][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.456883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.456883][ T10] ip6_route_add+0x1c/0x140 [ 4554.456883][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4554.456883][ T10] addrconf_add_dev+0xe2/0x170 [ 4554.456883][ T10] inet6_addr_add+0x12f/0xa40 [ 4554.456883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.456883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.456883][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.456883][ T10] netlink_unicast+0x449/0x710 [ 4554.456883][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.456883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.456883][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.456883][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.456883][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.456883][ T10] [ 4554.458900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.458900][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4554.458900][ T10] ipv6_find_idev+0x102/0x170 [ 4554.458900][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.458900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.458900][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.458900][ T10] netlink_unicast+0x449/0x710 [ 4554.458900][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.458900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.458900][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.458900][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.458900][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.458900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.458900][ T10] [ 4554.460439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4554.460439][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4554.460439][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4554.460439][ T10] ipv6_find_idev+0x102/0x170 [ 4554.460439][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.460439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.460439][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.460439][ T10] netlink_unicast+0x449/0x710 [ 4554.460439][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.460439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.460439][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.460439][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.460439][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.460439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.460439][ T10] [ 4554.462148][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4554.462422][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4554.462422][ T10] dst_init+0x84/0x4a0 [ 4554.462422][ T10] dst_alloc+0x97/0x150 [ 4554.462422][ T10] ip6_dst_alloc+0x23/0x90 [ 4554.462422][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4554.462422][ T10] ip6_pol_route+0x56f/0x840 [ 4554.462422][ T10] fib6_rule_lookup+0x456/0x630 [ 4554.462422][ T10] ip6_route_input+0x59c/0xa50 [ 4554.462422][ T10] ipv6_rcv+0x397/0x810 [ 4554.462422][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4554.462422][ T10] process_backlog+0x101/0x620 [ 4554.462422][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4554.462422][ T10] net_rx_action+0x495/0xbe0 [ 4554.462422][ T10] __do_softirq+0x1b5/0x7f6 [ 4554.462422][ T10] [ 4554.464074][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.464074][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4554.464074][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4554.464074][ T10] fib6_nh_init+0xa22/0x1580 [ 4554.464074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.464074][ T10] ip6_route_add+0x1c/0x140 [ 4554.464074][ T10] inet6_rtm_newroute+0x104/0x110 [ 4554.464074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.464074][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.464074][ T10] netlink_unicast+0x449/0x710 [ 4554.464074][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.464074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.464074][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.464074][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.464074][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.464074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.464074][ T10] [ 4554.465964][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.465964][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.465964][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.465964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.465964][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4554.465964][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4554.465964][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4554.465964][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4554.465964][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4554.465964][ T10] addrconf_dad_begin+0x310/0x670 [ 4554.465964][ T10] addrconf_dad_work+0x10b/0xab0 [ 4554.465964][ T10] process_one_work+0x84d/0x18a0 [ 4554.465964][ T10] worker_thread+0x587/0xd30 [ 4554.465964][ T10] kthread+0x28a/0x350 [ 4554.465964][ T10] ret_from_fork+0x31/0x70 [ 4554.465964][ T10] ret_from_fork_asm+0x1a/0x30 [ 4554.465964][ T10] [ 4554.467872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.467872][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.467872][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.467872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.467872][ T10] ip6_route_add+0x1c/0x140 [ 4554.467872][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4554.467872][ T10] inet6_addr_add+0x4f8/0xa40 [ 4554.467872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.467872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.467872][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.467872][ T10] netlink_unicast+0x449/0x710 [ 4554.467872][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.467872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.467872][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.467872][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.467872][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.467872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.467872][ T10] [ 4554.469873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.469873][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.469873][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.469873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.469873][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4554.469873][ T10] ipv6_add_addr+0x411/0x2000 [ 4554.469873][ T10] inet6_addr_add+0x30e/0xa40 [ 4554.469873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.469873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.469873][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.469873][ T10] netlink_unicast+0x449/0x710 [ 4554.469873][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.469873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.469873][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.469873][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.469873][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.469873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.469873][ T10] [ 4554.471875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.471875][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.471875][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.471875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.471875][ T10] ip6_route_add+0x1c/0x140 [ 4554.471875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4554.471875][ T10] addrconf_add_dev+0xe2/0x170 [ 4554.471875][ T10] inet6_addr_add+0x12f/0xa40 [ 4554.471875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.471875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.471875][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.471875][ T10] netlink_unicast+0x449/0x710 [ 4554.471875][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.471875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.471875][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.471875][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.471875][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.471875][ T10] [ 4554.473977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.473977][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4554.473977][ T10] ipv6_find_idev+0x102/0x170 [ 4554.473977][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.473977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.473977][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.473977][ T10] netlink_unicast+0x449/0x710 [ 4554.473977][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.473977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.473977][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.473977][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.473977][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.473977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.473977][ T10] [ 4554.475648][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4554.475648][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4554.475648][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4554.475648][ T10] ipv6_find_idev+0x102/0x170 [ 4554.475648][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.475648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.475648][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.475648][ T10] netlink_unicast+0x449/0x710 [ 4554.475648][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.475648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.475648][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.475648][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.475648][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.475648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.475648][ T10] [ 4554.477409][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4554.477649][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4554.477649][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.477649][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.477649][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.477649][ T10] ip6_route_add+0x1c/0x140 [ 4554.477649][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4554.477649][ T10] inet6_addr_add+0x4f8/0xa40 [ 4554.477649][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.477649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.477649][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.477649][ T10] netlink_unicast+0x449/0x710 [ 4554.477649][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.477649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.477649][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.477649][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.477649][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.477649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.477649][ T10] [ 4554.479942][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4554.479942][ T10] netdev_get_by_index+0x5e/0x80 [ 4554.479942][ T10] fib6_nh_init+0x3d8/0x1580 [ 4554.479942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4554.479942][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4554.479942][ T10] ipv6_add_addr+0x411/0x2000 [ 4554.479942][ T10] inet6_addr_add+0x30e/0xa40 [ 4554.479942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4554.479942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.479942][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.479942][ T10] netlink_unicast+0x449/0x710 [ 4554.479942][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.479942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.479942][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.479942][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.479942][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.479942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.479942][ T10] [ 4554.482133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4554.482133][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4554.482133][ T10] ipv6_find_idev+0x102/0x170 [ 4554.482133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.482133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.482133][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.482133][ T10] netlink_unicast+0x449/0x710 [ 4554.482133][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.482133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.482133][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.482133][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.482133][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.482133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.482133][ T10] [ 4554.483868][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4554.483868][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4554.483868][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4554.483868][ T10] ipv6_find_idev+0x102/0x170 [ 4554.483868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4554.483868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4554.483868][ T10] netlink_rcv_skb+0x130/0x360 [ 4554.483868][ T10] netlink_unicast+0x449/0x710 [ 4554.483868][ T10] netlink_sendmsg+0x723/0xbe0 [ 4554.483868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4554.483868][ T10] ___sys_sendmsg+0xee/0x170 [ 4554.483868][ T10] __sys_sendmsg+0xcd/0x170 [ 4554.483868][ T10] do_syscall_64+0xc6/0x1e0 [ 4554.483868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4554.483868][ T10] [ 4564.703084][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4564.703560][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.703560][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4564.703560][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4564.703560][ T10] fib6_nh_init+0xa22/0x1580 [ 4564.703560][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.703560][ T10] ip6_route_add+0x1c/0x140 [ 4564.703560][ T10] inet6_rtm_newroute+0x104/0x110 [ 4564.703560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.703560][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.703560][ T10] netlink_unicast+0x449/0x710 [ 4564.703560][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.703560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.703560][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.703560][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.703560][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.703560][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.703560][ T10] [ 4564.705604][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.705604][ T10] dst_init+0x84/0x4a0 [ 4564.705604][ T10] dst_alloc+0x97/0x150 [ 4564.705604][ T10] ip6_dst_alloc+0x23/0x90 [ 4564.705604][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4564.705604][ T10] ip6_pol_route+0x56f/0x840 [ 4564.705604][ T10] fib6_rule_lookup+0x456/0x630 [ 4564.705604][ T10] ip6_route_input+0x59c/0xa50 [ 4564.705604][ T10] ipv6_rcv+0x397/0x810 [ 4564.705604][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4564.705604][ T10] process_backlog+0x101/0x620 [ 4564.705604][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4564.705604][ T10] net_rx_action+0x495/0xbe0 [ 4564.705604][ T10] __do_softirq+0x1b5/0x7f6 [ 4564.705604][ T10] [ 4564.707297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.707297][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.707297][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.707297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.707297][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4564.707297][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4564.707297][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4564.707297][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4564.707297][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4564.707297][ T10] addrconf_dad_begin+0x310/0x670 [ 4564.707297][ T10] addrconf_dad_work+0x10b/0xab0 [ 4564.707297][ T10] process_one_work+0x84d/0x18a0 [ 4564.707297][ T10] worker_thread+0x587/0xd30 [ 4564.707297][ T10] kthread+0x28a/0x350 [ 4564.707297][ T10] ret_from_fork+0x31/0x70 [ 4564.707297][ T10] ret_from_fork_asm+0x1a/0x30 [ 4564.707297][ T10] [ 4564.709262][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.709262][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.709262][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.709262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.709262][ T10] ip6_route_add+0x1c/0x140 [ 4564.709262][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4564.709262][ T10] inet6_addr_add+0x4f8/0xa40 [ 4564.709262][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.709262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.709262][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.709262][ T10] netlink_unicast+0x449/0x710 [ 4564.709262][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.709262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.709262][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.709262][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.709262][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.709262][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.709262][ T10] [ 4564.711317][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.711317][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.711317][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.711317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.711317][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4564.711317][ T10] ipv6_add_addr+0x411/0x2000 [ 4564.711317][ T10] inet6_addr_add+0x30e/0xa40 [ 4564.711317][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.711317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.711317][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.711317][ T10] netlink_unicast+0x449/0x710 [ 4564.711317][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.711317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.711317][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.711317][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.711317][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.711317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.711317][ T10] [ 4564.713376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.713376][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.713376][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.713376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.713376][ T10] ip6_route_add+0x1c/0x140 [ 4564.713376][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4564.713376][ T10] addrconf_add_dev+0xe2/0x170 [ 4564.713376][ T10] inet6_addr_add+0x12f/0xa40 [ 4564.713376][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.713376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.713376][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.713376][ T10] netlink_unicast+0x449/0x710 [ 4564.713376][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.713376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.713376][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.713376][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.713376][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.713376][ T10] [ 4564.715408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.715408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4564.715408][ T10] ipv6_find_idev+0x102/0x170 [ 4564.715408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.715408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.715408][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.715408][ T10] netlink_unicast+0x449/0x710 [ 4564.715408][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.715408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.715408][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.715408][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.715408][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.715408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.715408][ T10] [ 4564.716991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4564.716991][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4564.716991][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4564.716991][ T10] ipv6_find_idev+0x102/0x170 [ 4564.716991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.716991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.716991][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.716991][ T10] netlink_unicast+0x449/0x710 [ 4564.716991][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.716991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.716991][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.716991][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.716991][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.716991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.716991][ T10] [ 4564.718751][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4564.719362][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4564.719362][ T10] dst_init+0x84/0x4a0 [ 4564.719362][ T10] dst_alloc+0x97/0x150 [ 4564.719362][ T10] ip6_dst_alloc+0x23/0x90 [ 4564.719362][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4564.719362][ T10] ip6_pol_route+0x56f/0x840 [ 4564.719362][ T10] fib6_rule_lookup+0x456/0x630 [ 4564.719362][ T10] ip6_route_input+0x59c/0xa50 [ 4564.719362][ T10] ipv6_rcv+0x397/0x810 [ 4564.719362][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4564.719362][ T10] process_backlog+0x101/0x620 [ 4564.719362][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4564.719362][ T10] net_rx_action+0x495/0xbe0 [ 4564.719362][ T10] __do_softirq+0x1b5/0x7f6 [ 4564.719362][ T10] [ 4564.721063][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.721063][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4564.721063][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4564.721063][ T10] fib6_nh_init+0xa22/0x1580 [ 4564.721063][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.721063][ T10] ip6_route_add+0x1c/0x140 [ 4564.721063][ T10] inet6_rtm_newroute+0x104/0x110 [ 4564.721063][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.721063][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.721063][ T10] netlink_unicast+0x449/0x710 [ 4564.721063][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.721063][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.721063][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.721063][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.721063][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.721063][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.721063][ T10] [ 4564.723004][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.723004][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.723004][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.723004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.723004][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4564.723004][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4564.723004][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4564.723004][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4564.723004][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4564.723004][ T10] addrconf_dad_begin+0x310/0x670 [ 4564.723004][ T10] addrconf_dad_work+0x10b/0xab0 [ 4564.723004][ T10] process_one_work+0x84d/0x18a0 [ 4564.723004][ T10] worker_thread+0x587/0xd30 [ 4564.723004][ T10] kthread+0x28a/0x350 [ 4564.723004][ T10] ret_from_fork+0x31/0x70 [ 4564.723004][ T10] ret_from_fork_asm+0x1a/0x30 [ 4564.723004][ T10] [ 4564.724982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.724982][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.724982][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.724982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.724982][ T10] ip6_route_add+0x1c/0x140 [ 4564.724982][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4564.724982][ T10] inet6_addr_add+0x4f8/0xa40 [ 4564.724982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.724982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.724982][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.724982][ T10] netlink_unicast+0x449/0x710 [ 4564.724982][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.724982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.724982][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.724982][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.724982][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.724982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.724982][ T10] [ 4564.727031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.727031][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.727031][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.727031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.727031][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4564.727031][ T10] ipv6_add_addr+0x411/0x2000 [ 4564.727031][ T10] inet6_addr_add+0x30e/0xa40 [ 4564.727031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.727031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.727031][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.727031][ T10] netlink_unicast+0x449/0x710 [ 4564.727031][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.727031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.727031][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.727031][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.727031][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.727031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.727031][ T10] [ 4564.729084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.729084][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.729084][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.729084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.729084][ T10] ip6_route_add+0x1c/0x140 [ 4564.729084][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4564.729084][ T10] addrconf_add_dev+0xe2/0x170 [ 4564.729084][ T10] inet6_addr_add+0x12f/0xa40 [ 4564.729084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.729084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.729084][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.729084][ T10] netlink_unicast+0x449/0x710 [ 4564.729084][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.729084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.729084][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.729084][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.729084][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.729084][ T10] [ 4564.731285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.731285][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4564.731285][ T10] ipv6_find_idev+0x102/0x170 [ 4564.731285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.731285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.731285][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.731285][ T10] netlink_unicast+0x449/0x710 [ 4564.731285][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.731285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.731285][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.731285][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.731285][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.731285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.731285][ T10] [ 4564.733047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4564.733047][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4564.733047][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4564.733047][ T10] ipv6_find_idev+0x102/0x170 [ 4564.733047][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.733047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.733047][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.733047][ T10] netlink_unicast+0x449/0x710 [ 4564.733047][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.733047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.733047][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.733047][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.733047][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.733047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.733047][ T10] [ 4564.735037][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4564.735281][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4564.735281][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.735281][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.735281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.735281][ T10] ip6_route_add+0x1c/0x140 [ 4564.735281][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4564.735281][ T10] inet6_addr_add+0x4f8/0xa40 [ 4564.735281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.735281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.735281][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.735281][ T10] netlink_unicast+0x449/0x710 [ 4564.735281][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.735281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.735281][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.735281][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.735281][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.735281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.735281][ T10] [ 4564.737575][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4564.737575][ T10] netdev_get_by_index+0x5e/0x80 [ 4564.737575][ T10] fib6_nh_init+0x3d8/0x1580 [ 4564.737575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4564.737575][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4564.737575][ T10] ipv6_add_addr+0x411/0x2000 [ 4564.737575][ T10] inet6_addr_add+0x30e/0xa40 [ 4564.737575][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4564.737575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.737575][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.737575][ T10] netlink_unicast+0x449/0x710 [ 4564.737575][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.737575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.737575][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.737575][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.737575][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.737575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.737575][ T10] [ 4564.739813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4564.739813][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4564.739813][ T10] ipv6_find_idev+0x102/0x170 [ 4564.739813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.739813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.739813][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.739813][ T10] netlink_unicast+0x449/0x710 [ 4564.739813][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.739813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.739813][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.739813][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.739813][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.739813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.739813][ T10] [ 4564.741669][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4564.741669][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4564.741669][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4564.741669][ T10] ipv6_find_idev+0x102/0x170 [ 4564.741669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4564.741669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4564.741669][ T10] netlink_rcv_skb+0x130/0x360 [ 4564.741669][ T10] netlink_unicast+0x449/0x710 [ 4564.741669][ T10] netlink_sendmsg+0x723/0xbe0 [ 4564.741669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4564.741669][ T10] ___sys_sendmsg+0xee/0x170 [ 4564.741669][ T10] __sys_sendmsg+0xcd/0x170 [ 4564.741669][ T10] do_syscall_64+0xc6/0x1e0 [ 4564.741669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4564.741669][ T10] [ 4574.910982][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4574.911452][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.911452][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4574.911452][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4574.911452][ T10] fib6_nh_init+0xa22/0x1580 [ 4574.911452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.911452][ T10] ip6_route_add+0x1c/0x140 [ 4574.911452][ T10] inet6_rtm_newroute+0x104/0x110 [ 4574.911452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.911452][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.911452][ T10] netlink_unicast+0x449/0x710 [ 4574.911452][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.911452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.911452][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.911452][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.911452][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.911452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.911452][ T10] [ 4574.913486][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.913486][ T10] dst_init+0x84/0x4a0 [ 4574.913486][ T10] dst_alloc+0x97/0x150 [ 4574.913486][ T10] ip6_dst_alloc+0x23/0x90 [ 4574.913486][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4574.913486][ T10] ip6_pol_route+0x56f/0x840 [ 4574.913486][ T10] fib6_rule_lookup+0x456/0x630 [ 4574.913486][ T10] ip6_route_input+0x59c/0xa50 [ 4574.913486][ T10] ipv6_rcv+0x397/0x810 [ 4574.913486][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4574.913486][ T10] process_backlog+0x101/0x620 [ 4574.913486][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4574.913486][ T10] net_rx_action+0x495/0xbe0 [ 4574.913486][ T10] __do_softirq+0x1b5/0x7f6 [ 4574.913486][ T10] [ 4574.915156][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.915156][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.915156][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.915156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.915156][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4574.915156][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4574.915156][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4574.915156][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4574.915156][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4574.915156][ T10] addrconf_dad_begin+0x310/0x670 [ 4574.915156][ T10] addrconf_dad_work+0x10b/0xab0 [ 4574.915156][ T10] process_one_work+0x84d/0x18a0 [ 4574.915156][ T10] worker_thread+0x587/0xd30 [ 4574.915156][ T10] kthread+0x28a/0x350 [ 4574.915156][ T10] ret_from_fork+0x31/0x70 [ 4574.915156][ T10] ret_from_fork_asm+0x1a/0x30 [ 4574.915156][ T10] [ 4574.917074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.917074][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.917074][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.917074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.917074][ T10] ip6_route_add+0x1c/0x140 [ 4574.917074][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4574.917074][ T10] inet6_addr_add+0x4f8/0xa40 [ 4574.917074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.917074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.917074][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.917074][ T10] netlink_unicast+0x449/0x710 [ 4574.917074][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.917074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.917074][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.917074][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.917074][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.917074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.917074][ T10] [ 4574.919078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.919078][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.919078][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.919078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.919078][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4574.919078][ T10] ipv6_add_addr+0x411/0x2000 [ 4574.919078][ T10] inet6_addr_add+0x30e/0xa40 [ 4574.919078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.919078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.919078][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.919078][ T10] netlink_unicast+0x449/0x710 [ 4574.919078][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.919078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.919078][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.919078][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.919078][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.919078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.919078][ T10] [ 4574.921139][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.921139][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.921139][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.921139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.921139][ T10] ip6_route_add+0x1c/0x140 [ 4574.921139][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4574.921139][ T10] addrconf_add_dev+0xe2/0x170 [ 4574.921139][ T10] inet6_addr_add+0x12f/0xa40 [ 4574.921139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.921139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.921139][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.921139][ T10] netlink_unicast+0x449/0x710 [ 4574.921139][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.921139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.921139][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.921139][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.921139][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.921139][ T10] [ 4574.923148][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.923148][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4574.923148][ T10] ipv6_find_idev+0x102/0x170 [ 4574.923148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.923148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.923148][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.923148][ T10] netlink_unicast+0x449/0x710 [ 4574.923148][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.923148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.923148][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.923148][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.923148][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.923148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.923148][ T10] [ 4574.924740][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4574.924740][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4574.924740][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4574.924740][ T10] ipv6_find_idev+0x102/0x170 [ 4574.924740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.924740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.924740][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.924740][ T10] netlink_unicast+0x449/0x710 [ 4574.924740][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.924740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.924740][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.924740][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.924740][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.924740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.924740][ T10] [ 4574.926492][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4574.926781][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4574.926781][ T10] dst_init+0x84/0x4a0 [ 4574.926781][ T10] dst_alloc+0x97/0x150 [ 4574.926781][ T10] ip6_dst_alloc+0x23/0x90 [ 4574.926781][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4574.926781][ T10] ip6_pol_route+0x56f/0x840 [ 4574.926781][ T10] fib6_rule_lookup+0x456/0x630 [ 4574.926781][ T10] ip6_route_input+0x59c/0xa50 [ 4574.926781][ T10] ipv6_rcv+0x397/0x810 [ 4574.926781][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4574.926781][ T10] process_backlog+0x101/0x620 [ 4574.926781][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4574.926781][ T10] net_rx_action+0x495/0xbe0 [ 4574.926781][ T10] __do_softirq+0x1b5/0x7f6 [ 4574.926781][ T10] [ 4574.928478][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.928478][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4574.928478][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4574.928478][ T10] fib6_nh_init+0xa22/0x1580 [ 4574.928478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.928478][ T10] ip6_route_add+0x1c/0x140 [ 4574.928478][ T10] inet6_rtm_newroute+0x104/0x110 [ 4574.928478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.928478][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.928478][ T10] netlink_unicast+0x449/0x710 [ 4574.928478][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.928478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.928478][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.928478][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.928478][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.928478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.928478][ T10] [ 4574.930367][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.930367][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.930367][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.930367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.930367][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4574.930367][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4574.930367][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4574.930367][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4574.930367][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4574.930367][ T10] addrconf_dad_begin+0x310/0x670 [ 4574.930367][ T10] addrconf_dad_work+0x10b/0xab0 [ 4574.930367][ T10] process_one_work+0x84d/0x18a0 [ 4574.930367][ T10] worker_thread+0x587/0xd30 [ 4574.930367][ T10] kthread+0x28a/0x350 [ 4574.930367][ T10] ret_from_fork+0x31/0x70 [ 4574.930367][ T10] ret_from_fork_asm+0x1a/0x30 [ 4574.930367][ T10] [ 4574.932294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.932294][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.932294][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.932294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.932294][ T10] ip6_route_add+0x1c/0x140 [ 4574.932294][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4574.932294][ T10] inet6_addr_add+0x4f8/0xa40 [ 4574.932294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.932294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.932294][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.932294][ T10] netlink_unicast+0x449/0x710 [ 4574.932294][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.932294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.932294][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.932294][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.932294][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.932294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.932294][ T10] [ 4574.934308][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.934308][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.934308][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.934308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.934308][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4574.934308][ T10] ipv6_add_addr+0x411/0x2000 [ 4574.934308][ T10] inet6_addr_add+0x30e/0xa40 [ 4574.934308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.934308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.934308][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.934308][ T10] netlink_unicast+0x449/0x710 [ 4574.934308][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.934308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.934308][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.934308][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.934308][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.934308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.934308][ T10] [ 4574.936316][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.936316][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.936316][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.936316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.936316][ T10] ip6_route_add+0x1c/0x140 [ 4574.936316][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4574.936316][ T10] addrconf_add_dev+0xe2/0x170 [ 4574.936316][ T10] inet6_addr_add+0x12f/0xa40 [ 4574.936316][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.936316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.936316][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.936316][ T10] netlink_unicast+0x449/0x710 [ 4574.936316][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.936316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.936316][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.936316][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.936316][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.936316][ T10] [ 4574.938465][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.938465][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4574.938465][ T10] ipv6_find_idev+0x102/0x170 [ 4574.938465][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.938465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.938465][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.938465][ T10] netlink_unicast+0x449/0x710 [ 4574.938465][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.938465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.938465][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.938465][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.938465][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.938465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.938465][ T10] [ 4574.940290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4574.940290][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4574.940290][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4574.940290][ T10] ipv6_find_idev+0x102/0x170 [ 4574.940290][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.940290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.940290][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.940290][ T10] netlink_unicast+0x449/0x710 [ 4574.940290][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.940290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.940290][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.940290][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.940290][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.940290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.940290][ T10] [ 4574.942087][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4574.942321][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4574.942321][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.942321][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.942321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.942321][ T10] ip6_route_add+0x1c/0x140 [ 4574.942321][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4574.942321][ T10] inet6_addr_add+0x4f8/0xa40 [ 4574.942321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.942321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.942321][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.942321][ T10] netlink_unicast+0x449/0x710 [ 4574.942321][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.942321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.942321][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.942321][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.942321][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.942321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.942321][ T10] [ 4574.944584][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4574.944584][ T10] netdev_get_by_index+0x5e/0x80 [ 4574.944584][ T10] fib6_nh_init+0x3d8/0x1580 [ 4574.944584][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4574.944584][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4574.944584][ T10] ipv6_add_addr+0x411/0x2000 [ 4574.944584][ T10] inet6_addr_add+0x30e/0xa40 [ 4574.944584][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4574.944584][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.944584][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.944584][ T10] netlink_unicast+0x449/0x710 [ 4574.944584][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.944584][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.944584][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.944584][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.944584][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.944584][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.944584][ T10] [ 4574.946760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4574.946760][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4574.946760][ T10] ipv6_find_idev+0x102/0x170 [ 4574.946760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.946760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.946760][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.946760][ T10] netlink_unicast+0x449/0x710 [ 4574.946760][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.946760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.946760][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.946760][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.946760][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.946760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.946760][ T10] [ 4574.948549][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4574.948549][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4574.948549][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4574.948549][ T10] ipv6_find_idev+0x102/0x170 [ 4574.948549][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4574.948549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4574.948549][ T10] netlink_rcv_skb+0x130/0x360 [ 4574.948549][ T10] netlink_unicast+0x449/0x710 [ 4574.948549][ T10] netlink_sendmsg+0x723/0xbe0 [ 4574.948549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4574.948549][ T10] ___sys_sendmsg+0xee/0x170 [ 4574.948549][ T10] __sys_sendmsg+0xcd/0x170 [ 4574.948549][ T10] do_syscall_64+0xc6/0x1e0 [ 4574.948549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4574.948549][ T10] [ 4585.119003][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4585.119416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.119416][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4585.119416][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4585.119416][ T10] fib6_nh_init+0xa22/0x1580 [ 4585.119416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.119416][ T10] ip6_route_add+0x1c/0x140 [ 4585.119416][ T10] inet6_rtm_newroute+0x104/0x110 [ 4585.119416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.119416][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.119416][ T10] netlink_unicast+0x449/0x710 [ 4585.119416][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.119416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.119416][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.119416][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.119416][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.119416][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.119416][ T10] [ 4585.121323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.121323][ T10] dst_init+0x84/0x4a0 [ 4585.121323][ T10] dst_alloc+0x97/0x150 [ 4585.121323][ T10] ip6_dst_alloc+0x23/0x90 [ 4585.121323][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4585.121323][ T10] ip6_pol_route+0x56f/0x840 [ 4585.121323][ T10] fib6_rule_lookup+0x456/0x630 [ 4585.121323][ T10] ip6_route_input+0x59c/0xa50 [ 4585.121323][ T10] ipv6_rcv+0x397/0x810 [ 4585.121323][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4585.121323][ T10] process_backlog+0x101/0x620 [ 4585.121323][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4585.121323][ T10] net_rx_action+0x495/0xbe0 [ 4585.121323][ T10] __do_softirq+0x1b5/0x7f6 [ 4585.121323][ T10] [ 4585.122980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.122980][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.122980][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.122980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.122980][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4585.122980][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4585.122980][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4585.122980][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4585.122980][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4585.122980][ T10] addrconf_dad_begin+0x310/0x670 [ 4585.122980][ T10] addrconf_dad_work+0x10b/0xab0 [ 4585.122980][ T10] process_one_work+0x84d/0x18a0 [ 4585.122980][ T10] worker_thread+0x587/0xd30 [ 4585.122980][ T10] kthread+0x28a/0x350 [ 4585.122980][ T10] ret_from_fork+0x31/0x70 [ 4585.122980][ T10] ret_from_fork_asm+0x1a/0x30 [ 4585.122980][ T10] [ 4585.125030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.125030][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.125030][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.125030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.125030][ T10] ip6_route_add+0x1c/0x140 [ 4585.125030][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4585.125030][ T10] inet6_addr_add+0x4f8/0xa40 [ 4585.125030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.125030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.125030][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.125030][ T10] netlink_unicast+0x449/0x710 [ 4585.125030][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.125030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.125030][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.125030][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.125030][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.125030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.125030][ T10] [ 4585.127117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.127117][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.127117][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.127117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.127117][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4585.127117][ T10] ipv6_add_addr+0x411/0x2000 [ 4585.127117][ T10] inet6_addr_add+0x30e/0xa40 [ 4585.127117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.127117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.127117][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.127117][ T10] netlink_unicast+0x449/0x710 [ 4585.127117][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.127117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.127117][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.127117][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.127117][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.127117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.127117][ T10] [ 4585.129145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.129145][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.129145][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.129145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.129145][ T10] ip6_route_add+0x1c/0x140 [ 4585.129145][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4585.129145][ T10] addrconf_add_dev+0xe2/0x170 [ 4585.129145][ T10] inet6_addr_add+0x12f/0xa40 [ 4585.129145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.129145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.129145][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.129145][ T10] netlink_unicast+0x449/0x710 [ 4585.129145][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.129145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.129145][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.129145][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.129145][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.129145][ T10] [ 4585.131110][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.131110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4585.131110][ T10] ipv6_find_idev+0x102/0x170 [ 4585.131110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.131110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.131110][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.131110][ T10] netlink_unicast+0x449/0x710 [ 4585.131110][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.131110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.131110][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.131110][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.131110][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.131110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.131110][ T10] [ 4585.132657][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4585.132657][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4585.132657][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4585.132657][ T10] ipv6_find_idev+0x102/0x170 [ 4585.132657][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.132657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.132657][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.132657][ T10] netlink_unicast+0x449/0x710 [ 4585.132657][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.132657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.132657][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.132657][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.132657][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.132657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.132657][ T10] [ 4585.134410][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4585.134696][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4585.134696][ T10] dst_init+0x84/0x4a0 [ 4585.134696][ T10] dst_alloc+0x97/0x150 [ 4585.134696][ T10] ip6_dst_alloc+0x23/0x90 [ 4585.134696][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4585.134696][ T10] ip6_pol_route+0x56f/0x840 [ 4585.134696][ T10] fib6_rule_lookup+0x456/0x630 [ 4585.134696][ T10] ip6_route_input+0x59c/0xa50 [ 4585.134696][ T10] ipv6_rcv+0x397/0x810 [ 4585.134696][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4585.134696][ T10] process_backlog+0x101/0x620 [ 4585.134696][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4585.134696][ T10] net_rx_action+0x495/0xbe0 [ 4585.134696][ T10] __do_softirq+0x1b5/0x7f6 [ 4585.134696][ T10] [ 4585.136380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.136380][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4585.136380][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4585.136380][ T10] fib6_nh_init+0xa22/0x1580 [ 4585.136380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.136380][ T10] ip6_route_add+0x1c/0x140 [ 4585.136380][ T10] inet6_rtm_newroute+0x104/0x110 [ 4585.136380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.136380][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.136380][ T10] netlink_unicast+0x449/0x710 [ 4585.136380][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.136380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.136380][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.136380][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.136380][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.136380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.136380][ T10] [ 4585.138323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.138323][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.138323][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.138323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.138323][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4585.138323][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4585.138323][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4585.138323][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4585.138323][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4585.138323][ T10] addrconf_dad_begin+0x310/0x670 [ 4585.138323][ T10] addrconf_dad_work+0x10b/0xab0 [ 4585.138323][ T10] process_one_work+0x84d/0x18a0 [ 4585.138323][ T10] worker_thread+0x587/0xd30 [ 4585.138323][ T10] kthread+0x28a/0x350 [ 4585.138323][ T10] ret_from_fork+0x31/0x70 [ 4585.138323][ T10] ret_from_fork_asm+0x1a/0x30 [ 4585.138323][ T10] [ 4585.140277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.140277][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.140277][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.140277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.140277][ T10] ip6_route_add+0x1c/0x140 [ 4585.140277][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4585.140277][ T10] inet6_addr_add+0x4f8/0xa40 [ 4585.140277][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.140277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.140277][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.140277][ T10] netlink_unicast+0x449/0x710 [ 4585.140277][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.140277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.140277][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.140277][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.140277][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.140277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.140277][ T10] [ 4585.142323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.142323][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.142323][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.142323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.142323][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4585.142323][ T10] ipv6_add_addr+0x411/0x2000 [ 4585.142323][ T10] inet6_addr_add+0x30e/0xa40 [ 4585.142323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.142323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.142323][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.142323][ T10] netlink_unicast+0x449/0x710 [ 4585.142323][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.142323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.142323][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.142323][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.142323][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.142323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.142323][ T10] [ 4585.144426][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.144426][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.144426][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.144426][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.144426][ T10] ip6_route_add+0x1c/0x140 [ 4585.144426][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4585.144426][ T10] addrconf_add_dev+0xe2/0x170 [ 4585.144426][ T10] inet6_addr_add+0x12f/0xa40 [ 4585.144426][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.144426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.144426][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.144426][ T10] netlink_unicast+0x449/0x710 [ 4585.144426][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.144426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.144426][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.144426][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.144426][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.144426][ T10] [ 4585.146640][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.146640][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4585.146640][ T10] ipv6_find_idev+0x102/0x170 [ 4585.146640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.146640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.146640][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.146640][ T10] netlink_unicast+0x449/0x710 [ 4585.146640][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.146640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.146640][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.146640][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.146640][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.146640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.146640][ T10] [ 4585.148444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4585.148444][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4585.148444][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4585.148444][ T10] ipv6_find_idev+0x102/0x170 [ 4585.148444][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.148444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.148444][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.148444][ T10] netlink_unicast+0x449/0x710 [ 4585.148444][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.148444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.148444][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.148444][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.148444][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.148444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.148444][ T10] [ 4585.150432][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4585.150676][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4585.150676][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.150676][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.150676][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.150676][ T10] ip6_route_add+0x1c/0x140 [ 4585.150676][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4585.150676][ T10] inet6_addr_add+0x4f8/0xa40 [ 4585.150676][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.150676][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.150676][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.150676][ T10] netlink_unicast+0x449/0x710 [ 4585.150676][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.150676][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.150676][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.150676][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.150676][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.150676][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.150676][ T10] [ 4585.152984][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4585.152984][ T10] netdev_get_by_index+0x5e/0x80 [ 4585.152984][ T10] fib6_nh_init+0x3d8/0x1580 [ 4585.152984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4585.152984][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4585.152984][ T10] ipv6_add_addr+0x411/0x2000 [ 4585.152984][ T10] inet6_addr_add+0x30e/0xa40 [ 4585.152984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4585.152984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.152984][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.152984][ T10] netlink_unicast+0x449/0x710 [ 4585.152984][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.152984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.152984][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.152984][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.152984][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.152984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.152984][ T10] [ 4585.155234][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4585.155234][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4585.155234][ T10] ipv6_find_idev+0x102/0x170 [ 4585.155234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.155234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.155234][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.155234][ T10] netlink_unicast+0x449/0x710 [ 4585.155234][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.155234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.155234][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.155234][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.155234][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.155234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.155234][ T10] [ 4585.156995][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4585.156995][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4585.156995][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4585.156995][ T10] ipv6_find_idev+0x102/0x170 [ 4585.156995][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4585.156995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4585.156995][ T10] netlink_rcv_skb+0x130/0x360 [ 4585.156995][ T10] netlink_unicast+0x449/0x710 [ 4585.156995][ T10] netlink_sendmsg+0x723/0xbe0 [ 4585.156995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4585.156995][ T10] ___sys_sendmsg+0xee/0x170 [ 4585.156995][ T10] __sys_sendmsg+0xcd/0x170 [ 4585.156995][ T10] do_syscall_64+0xc6/0x1e0 [ 4585.156995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4585.156995][ T10] [ 4595.167009][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4595.167488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.167488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4595.167488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4595.167488][ T10] fib6_nh_init+0xa22/0x1580 [ 4595.167488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.167488][ T10] ip6_route_add+0x1c/0x140 [ 4595.167488][ T10] inet6_rtm_newroute+0x104/0x110 [ 4595.167488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.167488][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.167488][ T10] netlink_unicast+0x449/0x710 [ 4595.167488][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.167488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.167488][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.167488][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.167488][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.167488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.167488][ T10] [ 4595.169456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.169456][ T10] dst_init+0x84/0x4a0 [ 4595.169456][ T10] dst_alloc+0x97/0x150 [ 4595.169456][ T10] ip6_dst_alloc+0x23/0x90 [ 4595.169456][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4595.169456][ T10] ip6_pol_route+0x56f/0x840 [ 4595.169456][ T10] fib6_rule_lookup+0x456/0x630 [ 4595.169456][ T10] ip6_route_input+0x59c/0xa50 [ 4595.169456][ T10] ipv6_rcv+0x397/0x810 [ 4595.169456][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4595.169456][ T10] process_backlog+0x101/0x620 [ 4595.169456][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4595.169456][ T10] net_rx_action+0x495/0xbe0 [ 4595.169456][ T10] __do_softirq+0x1b5/0x7f6 [ 4595.169456][ T10] [ 4595.171158][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.171158][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.171158][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.171158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.171158][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4595.171158][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4595.171158][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4595.171158][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4595.171158][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4595.171158][ T10] addrconf_dad_begin+0x310/0x670 [ 4595.171158][ T10] addrconf_dad_work+0x10b/0xab0 [ 4595.171158][ T10] process_one_work+0x84d/0x18a0 [ 4595.171158][ T10] worker_thread+0x587/0xd30 [ 4595.171158][ T10] kthread+0x28a/0x350 [ 4595.171158][ T10] ret_from_fork+0x31/0x70 [ 4595.171158][ T10] ret_from_fork_asm+0x1a/0x30 [ 4595.171158][ T10] [ 4595.173134][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.173134][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.173134][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.173134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.173134][ T10] ip6_route_add+0x1c/0x140 [ 4595.173134][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4595.173134][ T10] inet6_addr_add+0x4f8/0xa40 [ 4595.173134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.173134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.173134][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.173134][ T10] netlink_unicast+0x449/0x710 [ 4595.173134][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.173134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.173134][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.173134][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.173134][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.173134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.173134][ T10] [ 4595.175209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.175209][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.175209][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.175209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.175209][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4595.175209][ T10] ipv6_add_addr+0x411/0x2000 [ 4595.175209][ T10] inet6_addr_add+0x30e/0xa40 [ 4595.175209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.175209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.175209][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.175209][ T10] netlink_unicast+0x449/0x710 [ 4595.175209][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.175209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.175209][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.175209][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.175209][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.175209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.175209][ T10] [ 4595.177262][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.177262][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.177262][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.177262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.177262][ T10] ip6_route_add+0x1c/0x140 [ 4595.177262][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4595.177262][ T10] addrconf_add_dev+0xe2/0x170 [ 4595.177262][ T10] inet6_addr_add+0x12f/0xa40 [ 4595.177262][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.177262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.177262][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.177262][ T10] netlink_unicast+0x449/0x710 [ 4595.177262][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.177262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.177262][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.177262][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.177262][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.177262][ T10] [ 4595.179296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.179296][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4595.179296][ T10] ipv6_find_idev+0x102/0x170 [ 4595.179296][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.179296][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.179296][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.179296][ T10] netlink_unicast+0x449/0x710 [ 4595.179296][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.179296][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.179296][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.179296][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.179296][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.179296][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.179296][ T10] [ 4595.180990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4595.180990][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4595.180990][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4595.180990][ T10] ipv6_find_idev+0x102/0x170 [ 4595.180990][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.180990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.180990][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.180990][ T10] netlink_unicast+0x449/0x710 [ 4595.180990][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.180990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.180990][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.180990][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.180990][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.180990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.180990][ T10] [ 4595.182734][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4595.183028][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4595.183028][ T10] dst_init+0x84/0x4a0 [ 4595.183028][ T10] dst_alloc+0x97/0x150 [ 4595.183028][ T10] ip6_dst_alloc+0x23/0x90 [ 4595.183028][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4595.183028][ T10] ip6_pol_route+0x56f/0x840 [ 4595.183028][ T10] fib6_rule_lookup+0x456/0x630 [ 4595.183028][ T10] ip6_route_input+0x59c/0xa50 [ 4595.183028][ T10] ipv6_rcv+0x397/0x810 [ 4595.183028][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4595.183028][ T10] process_backlog+0x101/0x620 [ 4595.183028][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4595.183028][ T10] net_rx_action+0x495/0xbe0 [ 4595.183028][ T10] __do_softirq+0x1b5/0x7f6 [ 4595.183028][ T10] [ 4595.184681][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.184681][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4595.184681][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4595.184681][ T10] fib6_nh_init+0xa22/0x1580 [ 4595.184681][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.184681][ T10] ip6_route_add+0x1c/0x140 [ 4595.184681][ T10] inet6_rtm_newroute+0x104/0x110 [ 4595.184681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.184681][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.184681][ T10] netlink_unicast+0x449/0x710 [ 4595.184681][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.184681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.184681][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.184681][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.184681][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.184681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.184681][ T10] [ 4595.186582][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.186582][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.186582][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.186582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.186582][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4595.186582][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4595.186582][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4595.186582][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4595.186582][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4595.186582][ T10] addrconf_dad_begin+0x310/0x670 [ 4595.186582][ T10] addrconf_dad_work+0x10b/0xab0 [ 4595.186582][ T10] process_one_work+0x84d/0x18a0 [ 4595.186582][ T10] worker_thread+0x587/0xd30 [ 4595.186582][ T10] kthread+0x28a/0x350 [ 4595.186582][ T10] ret_from_fork+0x31/0x70 [ 4595.186582][ T10] ret_from_fork_asm+0x1a/0x30 [ 4595.186582][ T10] [ 4595.188484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.188484][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.188484][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.188484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.188484][ T10] ip6_route_add+0x1c/0x140 [ 4595.188484][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4595.188484][ T10] inet6_addr_add+0x4f8/0xa40 [ 4595.188484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.188484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.188484][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.188484][ T10] netlink_unicast+0x449/0x710 [ 4595.188484][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.188484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.188484][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.188484][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.188484][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.188484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.188484][ T10] [ 4595.190481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.190481][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.190481][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.190481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.190481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4595.190481][ T10] ipv6_add_addr+0x411/0x2000 [ 4595.190481][ T10] inet6_addr_add+0x30e/0xa40 [ 4595.190481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.190481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.190481][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.190481][ T10] netlink_unicast+0x449/0x710 [ 4595.190481][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.190481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.190481][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.190481][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.190481][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.190481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.190481][ T10] [ 4595.192484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.192484][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.192484][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.192484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.192484][ T10] ip6_route_add+0x1c/0x140 [ 4595.192484][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4595.192484][ T10] addrconf_add_dev+0xe2/0x170 [ 4595.192484][ T10] inet6_addr_add+0x12f/0xa40 [ 4595.192484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.192484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.192484][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.192484][ T10] netlink_unicast+0x449/0x710 [ 4595.192484][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.192484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.192484][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.192484][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.192484][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.192484][ T10] [ 4595.194633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.194633][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4595.194633][ T10] ipv6_find_idev+0x102/0x170 [ 4595.194633][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.194633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.194633][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.194633][ T10] netlink_unicast+0x449/0x710 [ 4595.194633][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.194633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.194633][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.194633][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.194633][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.194633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.194633][ T10] [ 4595.196414][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4595.196414][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4595.196414][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4595.196414][ T10] ipv6_find_idev+0x102/0x170 [ 4595.196414][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.196414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.196414][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.196414][ T10] netlink_unicast+0x449/0x710 [ 4595.196414][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.196414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.196414][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.196414][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.196414][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.196414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.196414][ T10] [ 4595.198268][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4595.198514][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4595.198514][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.198514][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.198514][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.198514][ T10] ip6_route_add+0x1c/0x140 [ 4595.198514][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4595.198514][ T10] inet6_addr_add+0x4f8/0xa40 [ 4595.198514][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.198514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.198514][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.198514][ T10] netlink_unicast+0x449/0x710 [ 4595.198514][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.198514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.198514][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.198514][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.198514][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.198514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.198514][ T10] [ 4595.200750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4595.200750][ T10] netdev_get_by_index+0x5e/0x80 [ 4595.200750][ T10] fib6_nh_init+0x3d8/0x1580 [ 4595.200750][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4595.200750][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4595.200750][ T10] ipv6_add_addr+0x411/0x2000 [ 4595.200750][ T10] inet6_addr_add+0x30e/0xa40 [ 4595.200750][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4595.200750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.200750][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.200750][ T10] netlink_unicast+0x449/0x710 [ 4595.200750][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.200750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.200750][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.200750][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.200750][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.200750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.200750][ T10] [ 4595.202975][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4595.202975][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4595.202975][ T10] ipv6_find_idev+0x102/0x170 [ 4595.202975][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.202975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.202975][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.202975][ T10] netlink_unicast+0x449/0x710 [ 4595.202975][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.202975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.202975][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.202975][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.202975][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.202975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.202975][ T10] [ 4595.204759][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4595.204759][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4595.204759][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4595.204759][ T10] ipv6_find_idev+0x102/0x170 [ 4595.204759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4595.204759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4595.204759][ T10] netlink_rcv_skb+0x130/0x360 [ 4595.204759][ T10] netlink_unicast+0x449/0x710 [ 4595.204759][ T10] netlink_sendmsg+0x723/0xbe0 [ 4595.204759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4595.204759][ T10] ___sys_sendmsg+0xee/0x170 [ 4595.204759][ T10] __sys_sendmsg+0xcd/0x170 [ 4595.204759][ T10] do_syscall_64+0xc6/0x1e0 [ 4595.204759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4595.204759][ T10] [ 4605.383078][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4605.383471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.383471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4605.383471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4605.383471][ T10] fib6_nh_init+0xa22/0x1580 [ 4605.383471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.383471][ T10] ip6_route_add+0x1c/0x140 [ 4605.383471][ T10] inet6_rtm_newroute+0x104/0x110 [ 4605.383471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.383471][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.383471][ T10] netlink_unicast+0x449/0x710 [ 4605.383471][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.383471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.383471][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.383471][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.383471][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.383471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.383471][ T10] [ 4605.385424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.385424][ T10] dst_init+0x84/0x4a0 [ 4605.385424][ T10] dst_alloc+0x97/0x150 [ 4605.385424][ T10] ip6_dst_alloc+0x23/0x90 [ 4605.385424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4605.385424][ T10] ip6_pol_route+0x56f/0x840 [ 4605.385424][ T10] fib6_rule_lookup+0x456/0x630 [ 4605.385424][ T10] ip6_route_input+0x59c/0xa50 [ 4605.385424][ T10] ipv6_rcv+0x397/0x810 [ 4605.385424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4605.385424][ T10] process_backlog+0x101/0x620 [ 4605.385424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4605.385424][ T10] net_rx_action+0x495/0xbe0 [ 4605.385424][ T10] __do_softirq+0x1b5/0x7f6 [ 4605.385424][ T10] [ 4605.387086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.387086][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.387086][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.387086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.387086][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4605.387086][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4605.387086][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4605.387086][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4605.387086][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4605.387086][ T10] addrconf_dad_begin+0x310/0x670 [ 4605.387086][ T10] addrconf_dad_work+0x10b/0xab0 [ 4605.387086][ T10] process_one_work+0x84d/0x18a0 [ 4605.387086][ T10] worker_thread+0x587/0xd30 [ 4605.387086][ T10] kthread+0x28a/0x350 [ 4605.387086][ T10] ret_from_fork+0x31/0x70 [ 4605.387086][ T10] ret_from_fork_asm+0x1a/0x30 [ 4605.387086][ T10] [ 4605.389002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.389002][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.389002][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.389002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.389002][ T10] ip6_route_add+0x1c/0x140 [ 4605.389002][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4605.389002][ T10] inet6_addr_add+0x4f8/0xa40 [ 4605.389002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.389002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.389002][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.389002][ T10] netlink_unicast+0x449/0x710 [ 4605.389002][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.389002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.389002][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.389002][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.389002][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.389002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.389002][ T10] [ 4605.391015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.391015][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.391015][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.391015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.391015][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4605.391015][ T10] ipv6_add_addr+0x411/0x2000 [ 4605.391015][ T10] inet6_addr_add+0x30e/0xa40 [ 4605.391015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.391015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.391015][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.391015][ T10] netlink_unicast+0x449/0x710 [ 4605.391015][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.391015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.391015][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.391015][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.391015][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.391015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.391015][ T10] [ 4605.393032][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.393032][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.393032][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.393032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.393032][ T10] ip6_route_add+0x1c/0x140 [ 4605.393032][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4605.393032][ T10] addrconf_add_dev+0xe2/0x170 [ 4605.393032][ T10] inet6_addr_add+0x12f/0xa40 [ 4605.393032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.393032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.393032][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.393032][ T10] netlink_unicast+0x449/0x710 [ 4605.393032][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.393032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.393032][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.393032][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.393032][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.393032][ T10] [ 4605.395028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.395028][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4605.395028][ T10] ipv6_find_idev+0x102/0x170 [ 4605.395028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.395028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.395028][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.395028][ T10] netlink_unicast+0x449/0x710 [ 4605.395028][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.395028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.395028][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.395028][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.395028][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.395028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.395028][ T10] [ 4605.396608][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4605.396608][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4605.396608][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4605.396608][ T10] ipv6_find_idev+0x102/0x170 [ 4605.396608][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.396608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.396608][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.396608][ T10] netlink_unicast+0x449/0x710 [ 4605.396608][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.396608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.396608][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.396608][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.396608][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.396608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.396608][ T10] [ 4605.398322][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4605.398603][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4605.398603][ T10] dst_init+0x84/0x4a0 [ 4605.398603][ T10] dst_alloc+0x97/0x150 [ 4605.398603][ T10] ip6_dst_alloc+0x23/0x90 [ 4605.398603][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4605.398603][ T10] ip6_pol_route+0x56f/0x840 [ 4605.398603][ T10] fib6_rule_lookup+0x456/0x630 [ 4605.398603][ T10] ip6_route_input+0x59c/0xa50 [ 4605.398603][ T10] ipv6_rcv+0x397/0x810 [ 4605.398603][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4605.398603][ T10] process_backlog+0x101/0x620 [ 4605.398603][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4605.398603][ T10] net_rx_action+0x495/0xbe0 [ 4605.398603][ T10] __do_softirq+0x1b5/0x7f6 [ 4605.398603][ T10] [ 4605.400246][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.400246][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4605.400246][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4605.400246][ T10] fib6_nh_init+0xa22/0x1580 [ 4605.400246][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.400246][ T10] ip6_route_add+0x1c/0x140 [ 4605.400246][ T10] inet6_rtm_newroute+0x104/0x110 [ 4605.400246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.400246][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.400246][ T10] netlink_unicast+0x449/0x710 [ 4605.400246][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.400246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.400246][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.400246][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.400246][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.400246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.400246][ T10] [ 4605.402117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.402117][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.402117][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.402117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.402117][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4605.402117][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4605.402117][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4605.402117][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4605.402117][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4605.402117][ T10] addrconf_dad_begin+0x310/0x670 [ 4605.402117][ T10] addrconf_dad_work+0x10b/0xab0 [ 4605.402117][ T10] process_one_work+0x84d/0x18a0 [ 4605.402117][ T10] worker_thread+0x587/0xd30 [ 4605.402117][ T10] kthread+0x28a/0x350 [ 4605.402117][ T10] ret_from_fork+0x31/0x70 [ 4605.402117][ T10] ret_from_fork_asm+0x1a/0x30 [ 4605.402117][ T10] [ 4605.404045][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.404045][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.404045][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.404045][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.404045][ T10] ip6_route_add+0x1c/0x140 [ 4605.404045][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4605.404045][ T10] inet6_addr_add+0x4f8/0xa40 [ 4605.404045][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.404045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.404045][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.404045][ T10] netlink_unicast+0x449/0x710 [ 4605.404045][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.404045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.404045][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.404045][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.404045][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.404045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.404045][ T10] [ 4605.406044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.406044][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.406044][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.406044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.406044][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4605.406044][ T10] ipv6_add_addr+0x411/0x2000 [ 4605.406044][ T10] inet6_addr_add+0x30e/0xa40 [ 4605.406044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.406044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.406044][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.406044][ T10] netlink_unicast+0x449/0x710 [ 4605.406044][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.406044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.406044][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.406044][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.406044][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.406044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.406044][ T10] [ 4605.408096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.408096][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.408096][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.408096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.408096][ T10] ip6_route_add+0x1c/0x140 [ 4605.408096][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4605.408096][ T10] addrconf_add_dev+0xe2/0x170 [ 4605.408096][ T10] inet6_addr_add+0x12f/0xa40 [ 4605.408096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.408096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.408096][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.408096][ T10] netlink_unicast+0x449/0x710 [ 4605.408096][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.408096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.408096][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.408096][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.408096][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.408096][ T10] [ 4605.410272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.410272][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4605.410272][ T10] ipv6_find_idev+0x102/0x170 [ 4605.410272][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.410272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.410272][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.410272][ T10] netlink_unicast+0x449/0x710 [ 4605.410272][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.410272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.410272][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.410272][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.410272][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.410272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.410272][ T10] [ 4605.411931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4605.411931][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4605.411931][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4605.411931][ T10] ipv6_find_idev+0x102/0x170 [ 4605.411931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.411931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.411931][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.411931][ T10] netlink_unicast+0x449/0x710 [ 4605.411931][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.411931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.411931][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.411931][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.411931][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.411931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.411931][ T10] [ 4605.413943][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4605.414188][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4605.414188][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.414188][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.414188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.414188][ T10] ip6_route_add+0x1c/0x140 [ 4605.414188][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4605.414188][ T10] inet6_addr_add+0x4f8/0xa40 [ 4605.414188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.414188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.414188][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.414188][ T10] netlink_unicast+0x449/0x710 [ 4605.414188][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.414188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.414188][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.414188][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.414188][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.414188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.414188][ T10] [ 4605.416428][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4605.416428][ T10] netdev_get_by_index+0x5e/0x80 [ 4605.416428][ T10] fib6_nh_init+0x3d8/0x1580 [ 4605.416428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4605.416428][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4605.416428][ T10] ipv6_add_addr+0x411/0x2000 [ 4605.416428][ T10] inet6_addr_add+0x30e/0xa40 [ 4605.416428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4605.416428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.416428][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.416428][ T10] netlink_unicast+0x449/0x710 [ 4605.416428][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.416428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.416428][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.416428][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.416428][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.416428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.416428][ T10] [ 4605.418603][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4605.418603][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4605.418603][ T10] ipv6_find_idev+0x102/0x170 [ 4605.418603][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.418603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.418603][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.418603][ T10] netlink_unicast+0x449/0x710 [ 4605.418603][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.418603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.418603][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.418603][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.418603][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.418603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.418603][ T10] [ 4605.420332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4605.420332][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4605.420332][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4605.420332][ T10] ipv6_find_idev+0x102/0x170 [ 4605.420332][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4605.420332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4605.420332][ T10] netlink_rcv_skb+0x130/0x360 [ 4605.420332][ T10] netlink_unicast+0x449/0x710 [ 4605.420332][ T10] netlink_sendmsg+0x723/0xbe0 [ 4605.420332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4605.420332][ T10] ___sys_sendmsg+0xee/0x170 [ 4605.420332][ T10] __sys_sendmsg+0xcd/0x170 [ 4605.420332][ T10] do_syscall_64+0xc6/0x1e0 [ 4605.420332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4605.420332][ T10] [ 4615.663180][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4615.663582][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.663582][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4615.663582][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4615.663582][ T10] fib6_nh_init+0xa22/0x1580 [ 4615.663582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.663582][ T10] ip6_route_add+0x1c/0x140 [ 4615.663582][ T10] inet6_rtm_newroute+0x104/0x110 [ 4615.663582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.663582][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.663582][ T10] netlink_unicast+0x449/0x710 [ 4615.663582][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.663582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.663582][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.663582][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.663582][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.663582][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.663582][ T10] [ 4615.665511][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.665511][ T10] dst_init+0x84/0x4a0 [ 4615.665511][ T10] dst_alloc+0x97/0x150 [ 4615.665511][ T10] ip6_dst_alloc+0x23/0x90 [ 4615.665511][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4615.665511][ T10] ip6_pol_route+0x56f/0x840 [ 4615.665511][ T10] fib6_rule_lookup+0x456/0x630 [ 4615.665511][ T10] ip6_route_input+0x59c/0xa50 [ 4615.665511][ T10] ipv6_rcv+0x397/0x810 [ 4615.665511][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4615.665511][ T10] process_backlog+0x101/0x620 [ 4615.665511][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4615.665511][ T10] net_rx_action+0x495/0xbe0 [ 4615.665511][ T10] __do_softirq+0x1b5/0x7f6 [ 4615.665511][ T10] [ 4615.667213][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.667213][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.667213][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.667213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.667213][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4615.667213][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4615.667213][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4615.667213][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4615.667213][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4615.667213][ T10] addrconf_dad_begin+0x310/0x670 [ 4615.667213][ T10] addrconf_dad_work+0x10b/0xab0 [ 4615.667213][ T10] process_one_work+0x84d/0x18a0 [ 4615.667213][ T10] worker_thread+0x587/0xd30 [ 4615.667213][ T10] kthread+0x28a/0x350 [ 4615.667213][ T10] ret_from_fork+0x31/0x70 [ 4615.667213][ T10] ret_from_fork_asm+0x1a/0x30 [ 4615.667213][ T10] [ 4615.669184][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.669184][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.669184][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.669184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.669184][ T10] ip6_route_add+0x1c/0x140 [ 4615.669184][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4615.669184][ T10] inet6_addr_add+0x4f8/0xa40 [ 4615.669184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.669184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.669184][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.669184][ T10] netlink_unicast+0x449/0x710 [ 4615.669184][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.669184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.669184][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.669184][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.669184][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.669184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.669184][ T10] [ 4615.671249][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.671249][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.671249][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.671249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.671249][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4615.671249][ T10] ipv6_add_addr+0x411/0x2000 [ 4615.671249][ T10] inet6_addr_add+0x30e/0xa40 [ 4615.671249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.671249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.671249][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.671249][ T10] netlink_unicast+0x449/0x710 [ 4615.671249][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.671249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.671249][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.671249][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.671249][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.671249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.671249][ T10] [ 4615.673309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.673309][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.673309][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.673309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.673309][ T10] ip6_route_add+0x1c/0x140 [ 4615.673309][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4615.673309][ T10] addrconf_add_dev+0xe2/0x170 [ 4615.673309][ T10] inet6_addr_add+0x12f/0xa40 [ 4615.673309][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.673309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.673309][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.673309][ T10] netlink_unicast+0x449/0x710 [ 4615.673309][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.673309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.673309][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.673309][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.673309][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.673309][ T10] [ 4615.675336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.675336][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4615.675336][ T10] ipv6_find_idev+0x102/0x170 [ 4615.675336][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.675336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.675336][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.675336][ T10] netlink_unicast+0x449/0x710 [ 4615.675336][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.675336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.675336][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.675336][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.675336][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.675336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.675336][ T10] [ 4615.676940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4615.676940][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4615.676940][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4615.676940][ T10] ipv6_find_idev+0x102/0x170 [ 4615.676940][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.676940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.676940][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.676940][ T10] netlink_unicast+0x449/0x710 [ 4615.676940][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.676940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.676940][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.676940][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.676940][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.676940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.676940][ T10] [ 4615.678698][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4615.679002][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4615.679002][ T10] dst_init+0x84/0x4a0 [ 4615.679002][ T10] dst_alloc+0x97/0x150 [ 4615.679002][ T10] ip6_dst_alloc+0x23/0x90 [ 4615.679002][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4615.679002][ T10] ip6_pol_route+0x56f/0x840 [ 4615.679002][ T10] fib6_rule_lookup+0x456/0x630 [ 4615.679002][ T10] ip6_route_input+0x59c/0xa50 [ 4615.679002][ T10] ipv6_rcv+0x397/0x810 [ 4615.679002][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4615.679002][ T10] process_backlog+0x101/0x620 [ 4615.679002][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4615.679002][ T10] net_rx_action+0x495/0xbe0 [ 4615.679002][ T10] __do_softirq+0x1b5/0x7f6 [ 4615.679002][ T10] [ 4615.680696][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.680696][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4615.680696][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4615.680696][ T10] fib6_nh_init+0xa22/0x1580 [ 4615.680696][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.680696][ T10] ip6_route_add+0x1c/0x140 [ 4615.680696][ T10] inet6_rtm_newroute+0x104/0x110 [ 4615.680696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.680696][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.680696][ T10] netlink_unicast+0x449/0x710 [ 4615.680696][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.680696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.680696][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.680696][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.680696][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.680696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.680696][ T10] [ 4615.682633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.682633][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.682633][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.682633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.682633][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4615.682633][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4615.682633][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4615.682633][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4615.682633][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4615.682633][ T10] addrconf_dad_begin+0x310/0x670 [ 4615.682633][ T10] addrconf_dad_work+0x10b/0xab0 [ 4615.682633][ T10] process_one_work+0x84d/0x18a0 [ 4615.682633][ T10] worker_thread+0x587/0xd30 [ 4615.682633][ T10] kthread+0x28a/0x350 [ 4615.682633][ T10] ret_from_fork+0x31/0x70 [ 4615.682633][ T10] ret_from_fork_asm+0x1a/0x30 [ 4615.682633][ T10] [ 4615.684603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.684603][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.684603][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.684603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.684603][ T10] ip6_route_add+0x1c/0x140 [ 4615.684603][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4615.684603][ T10] inet6_addr_add+0x4f8/0xa40 [ 4615.684603][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.684603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.684603][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.684603][ T10] netlink_unicast+0x449/0x710 [ 4615.684603][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.684603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.684603][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.684603][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.684603][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.684603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.684603][ T10] [ 4615.686659][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.686659][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.686659][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.686659][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.686659][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4615.686659][ T10] ipv6_add_addr+0x411/0x2000 [ 4615.686659][ T10] inet6_addr_add+0x30e/0xa40 [ 4615.686659][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.686659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.686659][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.686659][ T10] netlink_unicast+0x449/0x710 [ 4615.686659][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.686659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.686659][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.686659][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.686659][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.686659][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.686659][ T10] [ 4615.688716][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.688716][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.688716][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.688716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.688716][ T10] ip6_route_add+0x1c/0x140 [ 4615.688716][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4615.688716][ T10] addrconf_add_dev+0xe2/0x170 [ 4615.688716][ T10] inet6_addr_add+0x12f/0xa40 [ 4615.688716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.688716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.688716][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.688716][ T10] netlink_unicast+0x449/0x710 [ 4615.688716][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.688716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.688716][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.688716][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.688716][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.688716][ T10] [ 4615.690872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.690872][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4615.690872][ T10] ipv6_find_idev+0x102/0x170 [ 4615.690872][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.690872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.690872][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.690872][ T10] netlink_unicast+0x449/0x710 [ 4615.690872][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.690872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.690872][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.690872][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.690872][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.690872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.690872][ T10] [ 4615.692687][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4615.692687][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4615.692687][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4615.692687][ T10] ipv6_find_idev+0x102/0x170 [ 4615.692687][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.692687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.692687][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.692687][ T10] netlink_unicast+0x449/0x710 [ 4615.692687][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.692687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.692687][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.692687][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.692687][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.692687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.692687][ T10] [ 4615.694611][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4615.695315][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4615.695315][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.695315][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.695315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.695315][ T10] ip6_route_add+0x1c/0x140 [ 4615.695315][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4615.695315][ T10] inet6_addr_add+0x4f8/0xa40 [ 4615.695315][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.695315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.695315][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.695315][ T10] netlink_unicast+0x449/0x710 [ 4615.695315][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.695315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.695315][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.695315][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.695315][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.695315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.695315][ T10] [ 4615.697368][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4615.697368][ T10] netdev_get_by_index+0x5e/0x80 [ 4615.697368][ T10] fib6_nh_init+0x3d8/0x1580 [ 4615.697368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4615.697368][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4615.697368][ T10] ipv6_add_addr+0x411/0x2000 [ 4615.697368][ T10] inet6_addr_add+0x30e/0xa40 [ 4615.697368][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4615.697368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.697368][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.697368][ T10] netlink_unicast+0x449/0x710 [ 4615.697368][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.697368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.697368][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.697368][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.697368][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.697368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.697368][ T10] [ 4615.699604][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4615.699604][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4615.699604][ T10] ipv6_find_idev+0x102/0x170 [ 4615.699604][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.699604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.699604][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.699604][ T10] netlink_unicast+0x449/0x710 [ 4615.699604][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.699604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.699604][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.699604][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.699604][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.699604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.699604][ T10] [ 4615.701373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4615.701373][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4615.701373][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4615.701373][ T10] ipv6_find_idev+0x102/0x170 [ 4615.701373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4615.701373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4615.701373][ T10] netlink_rcv_skb+0x130/0x360 [ 4615.701373][ T10] netlink_unicast+0x449/0x710 [ 4615.701373][ T10] netlink_sendmsg+0x723/0xbe0 [ 4615.701373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4615.701373][ T10] ___sys_sendmsg+0xee/0x170 [ 4615.701373][ T10] __sys_sendmsg+0xcd/0x170 [ 4615.701373][ T10] do_syscall_64+0xc6/0x1e0 [ 4615.701373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4615.701373][ T10] [ 4625.734944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4625.735351][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.735351][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4625.735351][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4625.735351][ T10] fib6_nh_init+0xa22/0x1580 [ 4625.735351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.735351][ T10] ip6_route_add+0x1c/0x140 [ 4625.735351][ T10] inet6_rtm_newroute+0x104/0x110 [ 4625.735351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.735351][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.735351][ T10] netlink_unicast+0x449/0x710 [ 4625.735351][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.735351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.735351][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.735351][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.735351][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.735351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.735351][ T10] [ 4625.737298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.737298][ T10] dst_init+0x84/0x4a0 [ 4625.737298][ T10] dst_alloc+0x97/0x150 [ 4625.737298][ T10] ip6_dst_alloc+0x23/0x90 [ 4625.737298][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4625.737298][ T10] ip6_pol_route+0x56f/0x840 [ 4625.737298][ T10] fib6_rule_lookup+0x456/0x630 [ 4625.737298][ T10] ip6_route_input+0x59c/0xa50 [ 4625.737298][ T10] ipv6_rcv+0x397/0x810 [ 4625.737298][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4625.737298][ T10] process_backlog+0x101/0x620 [ 4625.737298][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4625.737298][ T10] net_rx_action+0x495/0xbe0 [ 4625.737298][ T10] __do_softirq+0x1b5/0x7f6 [ 4625.737298][ T10] [ 4625.738998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.738998][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.738998][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.738998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.738998][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4625.738998][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4625.738998][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4625.738998][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4625.738998][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4625.738998][ T10] addrconf_dad_begin+0x310/0x670 [ 4625.738998][ T10] addrconf_dad_work+0x10b/0xab0 [ 4625.738998][ T10] process_one_work+0x84d/0x18a0 [ 4625.738998][ T10] worker_thread+0x587/0xd30 [ 4625.738998][ T10] kthread+0x28a/0x350 [ 4625.738998][ T10] ret_from_fork+0x31/0x70 [ 4625.738998][ T10] ret_from_fork_asm+0x1a/0x30 [ 4625.738998][ T10] [ 4625.740962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.740962][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.740962][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.740962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.740962][ T10] ip6_route_add+0x1c/0x140 [ 4625.740962][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4625.740962][ T10] inet6_addr_add+0x4f8/0xa40 [ 4625.740962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.740962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.740962][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.740962][ T10] netlink_unicast+0x449/0x710 [ 4625.740962][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.740962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.740962][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.740962][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.740962][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.740962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.740962][ T10] [ 4625.743017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.743017][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.743017][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.743017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.743017][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4625.743017][ T10] ipv6_add_addr+0x411/0x2000 [ 4625.743017][ T10] inet6_addr_add+0x30e/0xa40 [ 4625.743017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.743017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.743017][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.743017][ T10] netlink_unicast+0x449/0x710 [ 4625.743017][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.743017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.743017][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.743017][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.743017][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.743017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.743017][ T10] [ 4625.745086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.745086][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.745086][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.745086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.745086][ T10] ip6_route_add+0x1c/0x140 [ 4625.745086][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4625.745086][ T10] addrconf_add_dev+0xe2/0x170 [ 4625.745086][ T10] inet6_addr_add+0x12f/0xa40 [ 4625.745086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.745086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.745086][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.745086][ T10] netlink_unicast+0x449/0x710 [ 4625.745086][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.745086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.745086][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.745086][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.745086][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.745086][ T10] [ 4625.747121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.747121][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4625.747121][ T10] ipv6_find_idev+0x102/0x170 [ 4625.747121][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.747121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.747121][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.747121][ T10] netlink_unicast+0x449/0x710 [ 4625.747121][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.747121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.747121][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.747121][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.747121][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.747121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.747121][ T10] [ 4625.748706][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4625.748706][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4625.748706][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4625.748706][ T10] ipv6_find_idev+0x102/0x170 [ 4625.748706][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.748706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.748706][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.748706][ T10] netlink_unicast+0x449/0x710 [ 4625.748706][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.748706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.748706][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.748706][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.748706][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.748706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.748706][ T10] [ 4625.750451][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4625.750732][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4625.750732][ T10] dst_init+0x84/0x4a0 [ 4625.750732][ T10] dst_alloc+0x97/0x150 [ 4625.750732][ T10] ip6_dst_alloc+0x23/0x90 [ 4625.750732][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4625.750732][ T10] ip6_pol_route+0x56f/0x840 [ 4625.750732][ T10] fib6_rule_lookup+0x456/0x630 [ 4625.750732][ T10] ip6_route_input+0x59c/0xa50 [ 4625.750732][ T10] ipv6_rcv+0x397/0x810 [ 4625.750732][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4625.750732][ T10] process_backlog+0x101/0x620 [ 4625.750732][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4625.750732][ T10] net_rx_action+0x495/0xbe0 [ 4625.750732][ T10] __do_softirq+0x1b5/0x7f6 [ 4625.750732][ T10] [ 4625.752434][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.752434][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4625.752434][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4625.752434][ T10] fib6_nh_init+0xa22/0x1580 [ 4625.752434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.752434][ T10] ip6_route_add+0x1c/0x140 [ 4625.752434][ T10] inet6_rtm_newroute+0x104/0x110 [ 4625.752434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.752434][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.752434][ T10] netlink_unicast+0x449/0x710 [ 4625.752434][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.752434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.752434][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.752434][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.752434][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.752434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.752434][ T10] [ 4625.754372][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.754372][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.754372][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.754372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.754372][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4625.754372][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4625.754372][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4625.754372][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4625.754372][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4625.754372][ T10] addrconf_dad_begin+0x310/0x670 [ 4625.754372][ T10] addrconf_dad_work+0x10b/0xab0 [ 4625.754372][ T10] process_one_work+0x84d/0x18a0 [ 4625.754372][ T10] worker_thread+0x587/0xd30 [ 4625.754372][ T10] kthread+0x28a/0x350 [ 4625.754372][ T10] ret_from_fork+0x31/0x70 [ 4625.754372][ T10] ret_from_fork_asm+0x1a/0x30 [ 4625.754372][ T10] [ 4625.756326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.756326][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.756326][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.756326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.756326][ T10] ip6_route_add+0x1c/0x140 [ 4625.756326][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4625.756326][ T10] inet6_addr_add+0x4f8/0xa40 [ 4625.756326][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.756326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.756326][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.756326][ T10] netlink_unicast+0x449/0x710 [ 4625.756326][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.756326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.756326][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.756326][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.756326][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.756326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.756326][ T10] [ 4625.758379][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.758379][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.758379][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.758379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.758379][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4625.758379][ T10] ipv6_add_addr+0x411/0x2000 [ 4625.758379][ T10] inet6_addr_add+0x30e/0xa40 [ 4625.758379][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.758379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.758379][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.758379][ T10] netlink_unicast+0x449/0x710 [ 4625.758379][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.758379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.758379][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.758379][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.758379][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.758379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.758379][ T10] [ 4625.760423][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.760423][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.760423][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.760423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.760423][ T10] ip6_route_add+0x1c/0x140 [ 4625.760423][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4625.760423][ T10] addrconf_add_dev+0xe2/0x170 [ 4625.760423][ T10] inet6_addr_add+0x12f/0xa40 [ 4625.760423][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.760423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.760423][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.760423][ T10] netlink_unicast+0x449/0x710 [ 4625.760423][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.760423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.760423][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.760423][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.760423][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.760423][ T10] [ 4625.762575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.762575][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4625.762575][ T10] ipv6_find_idev+0x102/0x170 [ 4625.762575][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.762575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.762575][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.762575][ T10] netlink_unicast+0x449/0x710 [ 4625.762575][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.762575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.762575][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.762575][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.762575][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.762575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.762575][ T10] [ 4625.764402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4625.764402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4625.764402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4625.764402][ T10] ipv6_find_idev+0x102/0x170 [ 4625.764402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.764402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.764402][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.764402][ T10] netlink_unicast+0x449/0x710 [ 4625.764402][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.764402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.764402][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.764402][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.764402][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.764402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.764402][ T10] [ 4625.766353][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4625.766595][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4625.766595][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.766595][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.766595][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.766595][ T10] ip6_route_add+0x1c/0x140 [ 4625.766595][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4625.766595][ T10] inet6_addr_add+0x4f8/0xa40 [ 4625.766595][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.766595][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.766595][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.766595][ T10] netlink_unicast+0x449/0x710 [ 4625.766595][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.766595][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.766595][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.766595][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.766595][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.766595][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.766595][ T10] [ 4625.768901][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4625.768901][ T10] netdev_get_by_index+0x5e/0x80 [ 4625.768901][ T10] fib6_nh_init+0x3d8/0x1580 [ 4625.768901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4625.768901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4625.768901][ T10] ipv6_add_addr+0x411/0x2000 [ 4625.768901][ T10] inet6_addr_add+0x30e/0xa40 [ 4625.768901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4625.768901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.768901][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.768901][ T10] netlink_unicast+0x449/0x710 [ 4625.768901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.768901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.768901][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.768901][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.768901][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.768901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.768901][ T10] [ 4625.771186][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4625.771186][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4625.771186][ T10] ipv6_find_idev+0x102/0x170 [ 4625.771186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.771186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.771186][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.771186][ T10] netlink_unicast+0x449/0x710 [ 4625.771186][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.771186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.771186][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.771186][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.771186][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.771186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.771186][ T10] [ 4625.773025][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4625.773025][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4625.773025][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4625.773025][ T10] ipv6_find_idev+0x102/0x170 [ 4625.773025][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4625.773025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4625.773025][ T10] netlink_rcv_skb+0x130/0x360 [ 4625.773025][ T10] netlink_unicast+0x449/0x710 [ 4625.773025][ T10] netlink_sendmsg+0x723/0xbe0 [ 4625.773025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4625.773025][ T10] ___sys_sendmsg+0xee/0x170 [ 4625.773025][ T10] __sys_sendmsg+0xcd/0x170 [ 4625.773025][ T10] do_syscall_64+0xc6/0x1e0 [ 4625.773025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4625.773025][ T10] [ 4635.846930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4635.847321][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.847321][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4635.847321][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4635.847321][ T10] fib6_nh_init+0xa22/0x1580 [ 4635.847321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.847321][ T10] ip6_route_add+0x1c/0x140 [ 4635.847321][ T10] inet6_rtm_newroute+0x104/0x110 [ 4635.847321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.847321][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.847321][ T10] netlink_unicast+0x449/0x710 [ 4635.847321][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.847321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.847321][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.847321][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.847321][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.847321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.847321][ T10] [ 4635.849279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.849279][ T10] dst_init+0x84/0x4a0 [ 4635.849279][ T10] dst_alloc+0x97/0x150 [ 4635.849279][ T10] ip6_dst_alloc+0x23/0x90 [ 4635.849279][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4635.849279][ T10] ip6_pol_route+0x56f/0x840 [ 4635.849279][ T10] fib6_rule_lookup+0x456/0x630 [ 4635.849279][ T10] ip6_route_input+0x59c/0xa50 [ 4635.849279][ T10] ipv6_rcv+0x397/0x810 [ 4635.849279][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4635.849279][ T10] process_backlog+0x101/0x620 [ 4635.849279][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4635.849279][ T10] net_rx_action+0x495/0xbe0 [ 4635.849279][ T10] __do_softirq+0x1b5/0x7f6 [ 4635.849279][ T10] [ 4635.850976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.850976][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.850976][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.850976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.850976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4635.850976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4635.850976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4635.850976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4635.850976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4635.850976][ T10] addrconf_dad_begin+0x310/0x670 [ 4635.850976][ T10] addrconf_dad_work+0x10b/0xab0 [ 4635.850976][ T10] process_one_work+0x84d/0x18a0 [ 4635.850976][ T10] worker_thread+0x587/0xd30 [ 4635.850976][ T10] kthread+0x28a/0x350 [ 4635.850976][ T10] ret_from_fork+0x31/0x70 [ 4635.850976][ T10] ret_from_fork_asm+0x1a/0x30 [ 4635.850976][ T10] [ 4635.852948][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.852948][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.852948][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.852948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.852948][ T10] ip6_route_add+0x1c/0x140 [ 4635.852948][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4635.852948][ T10] inet6_addr_add+0x4f8/0xa40 [ 4635.852948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.852948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.852948][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.852948][ T10] netlink_unicast+0x449/0x710 [ 4635.852948][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.852948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.852948][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.852948][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.852948][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.852948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.852948][ T10] [ 4635.855020][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.855020][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.855020][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.855020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.855020][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4635.855020][ T10] ipv6_add_addr+0x411/0x2000 [ 4635.855020][ T10] inet6_addr_add+0x30e/0xa40 [ 4635.855020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.855020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.855020][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.855020][ T10] netlink_unicast+0x449/0x710 [ 4635.855020][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.855020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.855020][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.855020][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.855020][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.855020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.855020][ T10] [ 4635.857085][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.857085][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.857085][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.857085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.857085][ T10] ip6_route_add+0x1c/0x140 [ 4635.857085][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4635.857085][ T10] addrconf_add_dev+0xe2/0x170 [ 4635.857085][ T10] inet6_addr_add+0x12f/0xa40 [ 4635.857085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.857085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.857085][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.857085][ T10] netlink_unicast+0x449/0x710 [ 4635.857085][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.857085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.857085][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.857085][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.857085][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.857085][ T10] [ 4635.859118][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.859118][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4635.859118][ T10] ipv6_find_idev+0x102/0x170 [ 4635.859118][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.859118][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.859118][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.859118][ T10] netlink_unicast+0x449/0x710 [ 4635.859118][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.859118][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.859118][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.859118][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.859118][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.859118][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.859118][ T10] [ 4635.860707][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4635.860707][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4635.860707][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4635.860707][ T10] ipv6_find_idev+0x102/0x170 [ 4635.860707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.860707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.860707][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.860707][ T10] netlink_unicast+0x449/0x710 [ 4635.860707][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.860707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.860707][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.860707][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.860707][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.860707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.860707][ T10] [ 4635.862442][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4635.862723][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4635.862723][ T10] dst_init+0x84/0x4a0 [ 4635.862723][ T10] dst_alloc+0x97/0x150 [ 4635.862723][ T10] ip6_dst_alloc+0x23/0x90 [ 4635.862723][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4635.862723][ T10] ip6_pol_route+0x56f/0x840 [ 4635.862723][ T10] fib6_rule_lookup+0x456/0x630 [ 4635.862723][ T10] ip6_route_input+0x59c/0xa50 [ 4635.862723][ T10] ipv6_rcv+0x397/0x810 [ 4635.862723][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4635.862723][ T10] process_backlog+0x101/0x620 [ 4635.862723][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4635.862723][ T10] net_rx_action+0x495/0xbe0 [ 4635.862723][ T10] __do_softirq+0x1b5/0x7f6 [ 4635.862723][ T10] [ 4635.864423][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.864423][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4635.864423][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4635.864423][ T10] fib6_nh_init+0xa22/0x1580 [ 4635.864423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.864423][ T10] ip6_route_add+0x1c/0x140 [ 4635.864423][ T10] inet6_rtm_newroute+0x104/0x110 [ 4635.864423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.864423][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.864423][ T10] netlink_unicast+0x449/0x710 [ 4635.864423][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.864423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.864423][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.864423][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.864423][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.864423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.864423][ T10] [ 4635.866351][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.866351][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.866351][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.866351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.866351][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4635.866351][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4635.866351][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4635.866351][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4635.866351][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4635.866351][ T10] addrconf_dad_begin+0x310/0x670 [ 4635.866351][ T10] addrconf_dad_work+0x10b/0xab0 [ 4635.866351][ T10] process_one_work+0x84d/0x18a0 [ 4635.866351][ T10] worker_thread+0x587/0xd30 [ 4635.866351][ T10] kthread+0x28a/0x350 [ 4635.866351][ T10] ret_from_fork+0x31/0x70 [ 4635.866351][ T10] ret_from_fork_asm+0x1a/0x30 [ 4635.866351][ T10] [ 4635.868323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.868323][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.868323][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.868323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.868323][ T10] ip6_route_add+0x1c/0x140 [ 4635.868323][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4635.868323][ T10] inet6_addr_add+0x4f8/0xa40 [ 4635.868323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.868323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.868323][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.868323][ T10] netlink_unicast+0x449/0x710 [ 4635.868323][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.868323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.868323][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.868323][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.868323][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.868323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.868323][ T10] [ 4635.870388][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.870388][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.870388][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.870388][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.870388][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4635.870388][ T10] ipv6_add_addr+0x411/0x2000 [ 4635.870388][ T10] inet6_addr_add+0x30e/0xa40 [ 4635.870388][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.870388][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.870388][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.870388][ T10] netlink_unicast+0x449/0x710 [ 4635.870388][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.870388][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.870388][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.870388][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.870388][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.870388][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.870388][ T10] [ 4635.872449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.872449][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.872449][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.872449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.872449][ T10] ip6_route_add+0x1c/0x140 [ 4635.872449][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4635.872449][ T10] addrconf_add_dev+0xe2/0x170 [ 4635.872449][ T10] inet6_addr_add+0x12f/0xa40 [ 4635.872449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.872449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.872449][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.872449][ T10] netlink_unicast+0x449/0x710 [ 4635.872449][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.872449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.872449][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.872449][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.872449][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.872449][ T10] [ 4635.874603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.874603][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4635.874603][ T10] ipv6_find_idev+0x102/0x170 [ 4635.874603][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.874603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.874603][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.874603][ T10] netlink_unicast+0x449/0x710 [ 4635.874603][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.874603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.874603][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.874603][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.874603][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.874603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.874603][ T10] [ 4635.876406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4635.876406][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4635.876406][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4635.876406][ T10] ipv6_find_idev+0x102/0x170 [ 4635.876406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.876406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.876406][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.876406][ T10] netlink_unicast+0x449/0x710 [ 4635.876406][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.876406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.876406][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.876406][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.876406][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.876406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.876406][ T10] [ 4635.878402][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4635.878657][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4635.878657][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.878657][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.878657][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.878657][ T10] ip6_route_add+0x1c/0x140 [ 4635.878657][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4635.878657][ T10] inet6_addr_add+0x4f8/0xa40 [ 4635.878657][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.878657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.878657][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.878657][ T10] netlink_unicast+0x449/0x710 [ 4635.878657][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.878657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.878657][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.878657][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.878657][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.878657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.878657][ T10] [ 4635.880954][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4635.880954][ T10] netdev_get_by_index+0x5e/0x80 [ 4635.880954][ T10] fib6_nh_init+0x3d8/0x1580 [ 4635.880954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4635.880954][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4635.880954][ T10] ipv6_add_addr+0x411/0x2000 [ 4635.880954][ T10] inet6_addr_add+0x30e/0xa40 [ 4635.880954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4635.880954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.880954][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.880954][ T10] netlink_unicast+0x449/0x710 [ 4635.880954][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.880954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.880954][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.880954][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.880954][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.880954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.880954][ T10] [ 4635.883254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4635.883254][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4635.883254][ T10] ipv6_find_idev+0x102/0x170 [ 4635.883254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.883254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.883254][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.883254][ T10] netlink_unicast+0x449/0x710 [ 4635.883254][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.883254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.883254][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.883254][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.883254][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.883254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.883254][ T10] [ 4635.885033][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4635.885033][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4635.885033][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4635.885033][ T10] ipv6_find_idev+0x102/0x170 [ 4635.885033][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4635.885033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4635.885033][ T10] netlink_rcv_skb+0x130/0x360 [ 4635.885033][ T10] netlink_unicast+0x449/0x710 [ 4635.885033][ T10] netlink_sendmsg+0x723/0xbe0 [ 4635.885033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4635.885033][ T10] ___sys_sendmsg+0xee/0x170 [ 4635.885033][ T10] __sys_sendmsg+0xcd/0x170 [ 4635.885033][ T10] do_syscall_64+0xc6/0x1e0 [ 4635.885033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4635.885033][ T10] [ 4646.102935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4646.103335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.103335][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4646.103335][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4646.103335][ T10] fib6_nh_init+0xa22/0x1580 [ 4646.103335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.103335][ T10] ip6_route_add+0x1c/0x140 [ 4646.103335][ T10] inet6_rtm_newroute+0x104/0x110 [ 4646.103335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.103335][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.103335][ T10] netlink_unicast+0x449/0x710 [ 4646.103335][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.103335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.103335][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.103335][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.103335][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.103335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.103335][ T10] [ 4646.105320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.105320][ T10] dst_init+0x84/0x4a0 [ 4646.105320][ T10] dst_alloc+0x97/0x150 [ 4646.105320][ T10] ip6_dst_alloc+0x23/0x90 [ 4646.105320][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4646.105320][ T10] ip6_pol_route+0x56f/0x840 [ 4646.105320][ T10] fib6_rule_lookup+0x456/0x630 [ 4646.105320][ T10] ip6_route_input+0x59c/0xa50 [ 4646.105320][ T10] ipv6_rcv+0x397/0x810 [ 4646.105320][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4646.105320][ T10] process_backlog+0x101/0x620 [ 4646.105320][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4646.105320][ T10] net_rx_action+0x495/0xbe0 [ 4646.105320][ T10] __do_softirq+0x1b5/0x7f6 [ 4646.105320][ T10] [ 4646.107006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.107006][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.107006][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.107006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.107006][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4646.107006][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4646.107006][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4646.107006][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4646.107006][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4646.107006][ T10] addrconf_dad_begin+0x310/0x670 [ 4646.107006][ T10] addrconf_dad_work+0x10b/0xab0 [ 4646.107006][ T10] process_one_work+0x84d/0x18a0 [ 4646.107006][ T10] worker_thread+0x587/0xd30 [ 4646.107006][ T10] kthread+0x28a/0x350 [ 4646.107006][ T10] ret_from_fork+0x31/0x70 [ 4646.107006][ T10] ret_from_fork_asm+0x1a/0x30 [ 4646.107006][ T10] [ 4646.108981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.108981][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.108981][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.108981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.108981][ T10] ip6_route_add+0x1c/0x140 [ 4646.108981][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4646.108981][ T10] inet6_addr_add+0x4f8/0xa40 [ 4646.108981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.108981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.108981][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.108981][ T10] netlink_unicast+0x449/0x710 [ 4646.108981][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.108981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.108981][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.108981][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.108981][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.108981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.108981][ T10] [ 4646.111067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.111067][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.111067][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.111067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.111067][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4646.111067][ T10] ipv6_add_addr+0x411/0x2000 [ 4646.111067][ T10] inet6_addr_add+0x30e/0xa40 [ 4646.111067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.111067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.111067][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.111067][ T10] netlink_unicast+0x449/0x710 [ 4646.111067][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.111067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.111067][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.111067][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.111067][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.111067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.111067][ T10] [ 4646.113131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.113131][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.113131][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.113131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.113131][ T10] ip6_route_add+0x1c/0x140 [ 4646.113131][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4646.113131][ T10] addrconf_add_dev+0xe2/0x170 [ 4646.113131][ T10] inet6_addr_add+0x12f/0xa40 [ 4646.113131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.113131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.113131][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.113131][ T10] netlink_unicast+0x449/0x710 [ 4646.113131][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.113131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.113131][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.113131][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.113131][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.113131][ T10] [ 4646.115167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.115167][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4646.115167][ T10] ipv6_find_idev+0x102/0x170 [ 4646.115167][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.115167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.115167][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.115167][ T10] netlink_unicast+0x449/0x710 [ 4646.115167][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.115167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.115167][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.115167][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.115167][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.115167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.115167][ T10] [ 4646.116767][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4646.116767][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4646.116767][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4646.116767][ T10] ipv6_find_idev+0x102/0x170 [ 4646.116767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.116767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.116767][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.116767][ T10] netlink_unicast+0x449/0x710 [ 4646.116767][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.116767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.116767][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.116767][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.116767][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.116767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.116767][ T10] [ 4646.118516][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4646.118804][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4646.118804][ T10] dst_init+0x84/0x4a0 [ 4646.118804][ T10] dst_alloc+0x97/0x150 [ 4646.118804][ T10] ip6_dst_alloc+0x23/0x90 [ 4646.118804][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4646.118804][ T10] ip6_pol_route+0x56f/0x840 [ 4646.118804][ T10] fib6_rule_lookup+0x456/0x630 [ 4646.118804][ T10] ip6_route_input+0x59c/0xa50 [ 4646.118804][ T10] ipv6_rcv+0x397/0x810 [ 4646.118804][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4646.118804][ T10] process_backlog+0x101/0x620 [ 4646.118804][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4646.118804][ T10] net_rx_action+0x495/0xbe0 [ 4646.118804][ T10] __do_softirq+0x1b5/0x7f6 [ 4646.118804][ T10] [ 4646.120495][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.120495][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4646.120495][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4646.120495][ T10] fib6_nh_init+0xa22/0x1580 [ 4646.120495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.120495][ T10] ip6_route_add+0x1c/0x140 [ 4646.120495][ T10] inet6_rtm_newroute+0x104/0x110 [ 4646.120495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.120495][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.120495][ T10] netlink_unicast+0x449/0x710 [ 4646.120495][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.120495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.120495][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.120495][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.120495][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.120495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.120495][ T10] [ 4646.122431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.122431][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.122431][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.122431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.122431][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4646.122431][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4646.122431][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4646.122431][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4646.122431][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4646.122431][ T10] addrconf_dad_begin+0x310/0x670 [ 4646.122431][ T10] addrconf_dad_work+0x10b/0xab0 [ 4646.122431][ T10] process_one_work+0x84d/0x18a0 [ 4646.122431][ T10] worker_thread+0x587/0xd30 [ 4646.122431][ T10] kthread+0x28a/0x350 [ 4646.122431][ T10] ret_from_fork+0x31/0x70 [ 4646.122431][ T10] ret_from_fork_asm+0x1a/0x30 [ 4646.122431][ T10] [ 4646.124428][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.124428][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.124428][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.124428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.124428][ T10] ip6_route_add+0x1c/0x140 [ 4646.124428][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4646.124428][ T10] inet6_addr_add+0x4f8/0xa40 [ 4646.124428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.124428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.124428][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.124428][ T10] netlink_unicast+0x449/0x710 [ 4646.124428][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.124428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.124428][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.124428][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.124428][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.124428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.124428][ T10] [ 4646.126479][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.126479][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.126479][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.126479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.126479][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4646.126479][ T10] ipv6_add_addr+0x411/0x2000 [ 4646.126479][ T10] inet6_addr_add+0x30e/0xa40 [ 4646.126479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.126479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.126479][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.126479][ T10] netlink_unicast+0x449/0x710 [ 4646.126479][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.126479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.126479][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.126479][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.126479][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.126479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.126479][ T10] [ 4646.128533][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.128533][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.128533][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.128533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.128533][ T10] ip6_route_add+0x1c/0x140 [ 4646.128533][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4646.128533][ T10] addrconf_add_dev+0xe2/0x170 [ 4646.128533][ T10] inet6_addr_add+0x12f/0xa40 [ 4646.128533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.128533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.128533][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.128533][ T10] netlink_unicast+0x449/0x710 [ 4646.128533][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.128533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.128533][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.128533][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.128533][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.128533][ T10] [ 4646.130667][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.130667][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4646.130667][ T10] ipv6_find_idev+0x102/0x170 [ 4646.130667][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.130667][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.130667][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.130667][ T10] netlink_unicast+0x449/0x710 [ 4646.130667][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.130667][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.130667][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.130667][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.130667][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.130667][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.130667][ T10] [ 4646.132497][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4646.132497][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4646.132497][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4646.132497][ T10] ipv6_find_idev+0x102/0x170 [ 4646.132497][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.132497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.132497][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.132497][ T10] netlink_unicast+0x449/0x710 [ 4646.132497][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.132497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.132497][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.132497][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.132497][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.132497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.132497][ T10] [ 4646.134412][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4646.134658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4646.134658][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.134658][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.134658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.134658][ T10] ip6_route_add+0x1c/0x140 [ 4646.134658][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4646.134658][ T10] inet6_addr_add+0x4f8/0xa40 [ 4646.134658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.134658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.134658][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.134658][ T10] netlink_unicast+0x449/0x710 [ 4646.134658][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.134658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.134658][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.134658][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.134658][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.134658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.134658][ T10] [ 4646.136962][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4646.136962][ T10] netdev_get_by_index+0x5e/0x80 [ 4646.136962][ T10] fib6_nh_init+0x3d8/0x1580 [ 4646.136962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4646.136962][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4646.136962][ T10] ipv6_add_addr+0x411/0x2000 [ 4646.136962][ T10] inet6_addr_add+0x30e/0xa40 [ 4646.136962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4646.136962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.136962][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.136962][ T10] netlink_unicast+0x449/0x710 [ 4646.136962][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.136962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.136962][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.136962][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.136962][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.136962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.136962][ T10] [ 4646.139268][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4646.139268][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4646.139268][ T10] ipv6_find_idev+0x102/0x170 [ 4646.139268][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.139268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.139268][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.139268][ T10] netlink_unicast+0x449/0x710 [ 4646.139268][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.139268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.139268][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.139268][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.139268][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.139268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.139268][ T10] [ 4646.141116][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4646.141116][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4646.141116][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4646.141116][ T10] ipv6_find_idev+0x102/0x170 [ 4646.141116][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4646.141116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4646.141116][ T10] netlink_rcv_skb+0x130/0x360 [ 4646.141116][ T10] netlink_unicast+0x449/0x710 [ 4646.141116][ T10] netlink_sendmsg+0x723/0xbe0 [ 4646.141116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4646.141116][ T10] ___sys_sendmsg+0xee/0x170 [ 4646.141116][ T10] __sys_sendmsg+0xcd/0x170 [ 4646.141116][ T10] do_syscall_64+0xc6/0x1e0 [ 4646.141116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4646.141116][ T10] [ 4656.247018][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4656.247432][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.247432][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4656.247432][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4656.247432][ T10] fib6_nh_init+0xa22/0x1580 [ 4656.247432][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.247432][ T10] ip6_route_add+0x1c/0x140 [ 4656.247432][ T10] inet6_rtm_newroute+0x104/0x110 [ 4656.247432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.247432][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.247432][ T10] netlink_unicast+0x449/0x710 [ 4656.247432][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.247432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.247432][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.247432][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.247432][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.247432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.247432][ T10] [ 4656.249394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.249394][ T10] dst_init+0x84/0x4a0 [ 4656.249394][ T10] dst_alloc+0x97/0x150 [ 4656.249394][ T10] ip6_dst_alloc+0x23/0x90 [ 4656.249394][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4656.249394][ T10] ip6_pol_route+0x56f/0x840 [ 4656.249394][ T10] fib6_rule_lookup+0x456/0x630 [ 4656.249394][ T10] ip6_route_input+0x59c/0xa50 [ 4656.249394][ T10] ipv6_rcv+0x397/0x810 [ 4656.249394][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4656.249394][ T10] process_backlog+0x101/0x620 [ 4656.249394][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4656.249394][ T10] net_rx_action+0x495/0xbe0 [ 4656.249394][ T10] __do_softirq+0x1b5/0x7f6 [ 4656.249394][ T10] [ 4656.251087][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.251087][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.251087][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.251087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.251087][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4656.251087][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4656.251087][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4656.251087][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4656.251087][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4656.251087][ T10] addrconf_dad_begin+0x310/0x670 [ 4656.251087][ T10] addrconf_dad_work+0x10b/0xab0 [ 4656.251087][ T10] process_one_work+0x84d/0x18a0 [ 4656.251087][ T10] worker_thread+0x587/0xd30 [ 4656.251087][ T10] kthread+0x28a/0x350 [ 4656.251087][ T10] ret_from_fork+0x31/0x70 [ 4656.251087][ T10] ret_from_fork_asm+0x1a/0x30 [ 4656.251087][ T10] [ 4656.253061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.253061][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.253061][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.253061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.253061][ T10] ip6_route_add+0x1c/0x140 [ 4656.253061][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4656.253061][ T10] inet6_addr_add+0x4f8/0xa40 [ 4656.253061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.253061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.253061][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.253061][ T10] netlink_unicast+0x449/0x710 [ 4656.253061][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.253061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.253061][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.253061][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.253061][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.253061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.253061][ T10] [ 4656.255140][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.255140][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.255140][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.255140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.255140][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4656.255140][ T10] ipv6_add_addr+0x411/0x2000 [ 4656.255140][ T10] inet6_addr_add+0x30e/0xa40 [ 4656.255140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.255140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.255140][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.255140][ T10] netlink_unicast+0x449/0x710 [ 4656.255140][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.255140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.255140][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.255140][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.255140][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.255140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.255140][ T10] [ 4656.257206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.257206][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.257206][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.257206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.257206][ T10] ip6_route_add+0x1c/0x140 [ 4656.257206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4656.257206][ T10] addrconf_add_dev+0xe2/0x170 [ 4656.257206][ T10] inet6_addr_add+0x12f/0xa40 [ 4656.257206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.257206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.257206][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.257206][ T10] netlink_unicast+0x449/0x710 [ 4656.257206][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.257206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.257206][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.257206][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.257206][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.257206][ T10] [ 4656.259225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.259225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4656.259225][ T10] ipv6_find_idev+0x102/0x170 [ 4656.259225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.259225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.259225][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.259225][ T10] netlink_unicast+0x449/0x710 [ 4656.259225][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.259225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.259225][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.259225][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.259225][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.259225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.259225][ T10] [ 4656.260836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4656.260836][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4656.260836][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4656.260836][ T10] ipv6_find_idev+0x102/0x170 [ 4656.260836][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.260836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.260836][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.260836][ T10] netlink_unicast+0x449/0x710 [ 4656.260836][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.260836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.260836][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.260836][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.260836][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.260836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.260836][ T10] [ 4656.262585][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4656.262879][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4656.262879][ T10] dst_init+0x84/0x4a0 [ 4656.262879][ T10] dst_alloc+0x97/0x150 [ 4656.262879][ T10] ip6_dst_alloc+0x23/0x90 [ 4656.262879][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4656.262879][ T10] ip6_pol_route+0x56f/0x840 [ 4656.262879][ T10] fib6_rule_lookup+0x456/0x630 [ 4656.262879][ T10] ip6_route_input+0x59c/0xa50 [ 4656.262879][ T10] ipv6_rcv+0x397/0x810 [ 4656.262879][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4656.262879][ T10] process_backlog+0x101/0x620 [ 4656.262879][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4656.262879][ T10] net_rx_action+0x495/0xbe0 [ 4656.262879][ T10] __do_softirq+0x1b5/0x7f6 [ 4656.262879][ T10] [ 4656.264597][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.264597][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4656.264597][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4656.264597][ T10] fib6_nh_init+0xa22/0x1580 [ 4656.264597][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.264597][ T10] ip6_route_add+0x1c/0x140 [ 4656.264597][ T10] inet6_rtm_newroute+0x104/0x110 [ 4656.264597][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.264597][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.264597][ T10] netlink_unicast+0x449/0x710 [ 4656.264597][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.264597][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.264597][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.264597][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.264597][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.264597][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.264597][ T10] [ 4656.266523][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.266523][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.266523][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.266523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.266523][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4656.266523][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4656.266523][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4656.266523][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4656.266523][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4656.266523][ T10] addrconf_dad_begin+0x310/0x670 [ 4656.266523][ T10] addrconf_dad_work+0x10b/0xab0 [ 4656.266523][ T10] process_one_work+0x84d/0x18a0 [ 4656.266523][ T10] worker_thread+0x587/0xd30 [ 4656.266523][ T10] kthread+0x28a/0x350 [ 4656.266523][ T10] ret_from_fork+0x31/0x70 [ 4656.266523][ T10] ret_from_fork_asm+0x1a/0x30 [ 4656.266523][ T10] [ 4656.268488][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.268488][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.268488][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.268488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.268488][ T10] ip6_route_add+0x1c/0x140 [ 4656.268488][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4656.268488][ T10] inet6_addr_add+0x4f8/0xa40 [ 4656.268488][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.268488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.268488][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.268488][ T10] netlink_unicast+0x449/0x710 [ 4656.268488][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.268488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.268488][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.268488][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.268488][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.268488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.268488][ T10] [ 4656.270543][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.270543][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.270543][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.270543][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.270543][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4656.270543][ T10] ipv6_add_addr+0x411/0x2000 [ 4656.270543][ T10] inet6_addr_add+0x30e/0xa40 [ 4656.270543][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.270543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.270543][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.270543][ T10] netlink_unicast+0x449/0x710 [ 4656.270543][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.270543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.270543][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.270543][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.270543][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.270543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.270543][ T10] [ 4656.272596][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.272596][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.272596][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.272596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.272596][ T10] ip6_route_add+0x1c/0x140 [ 4656.272596][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4656.272596][ T10] addrconf_add_dev+0xe2/0x170 [ 4656.272596][ T10] inet6_addr_add+0x12f/0xa40 [ 4656.272596][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.272596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.272596][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.272596][ T10] netlink_unicast+0x449/0x710 [ 4656.272596][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.272596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.272596][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.272596][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.272596][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.272596][ T10] [ 4656.274747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.274747][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4656.274747][ T10] ipv6_find_idev+0x102/0x170 [ 4656.274747][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.274747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.274747][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.274747][ T10] netlink_unicast+0x449/0x710 [ 4656.274747][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.274747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.274747][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.274747][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.274747][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.274747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.274747][ T10] [ 4656.276526][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4656.276526][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4656.276526][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4656.276526][ T10] ipv6_find_idev+0x102/0x170 [ 4656.276526][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.276526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.276526][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.276526][ T10] netlink_unicast+0x449/0x710 [ 4656.276526][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.276526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.276526][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.276526][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.276526][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.276526][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.276526][ T10] [ 4656.278445][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4656.278684][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4656.278684][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.278684][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.278684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.278684][ T10] ip6_route_add+0x1c/0x140 [ 4656.278684][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4656.278684][ T10] inet6_addr_add+0x4f8/0xa40 [ 4656.278684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.278684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.278684][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.278684][ T10] netlink_unicast+0x449/0x710 [ 4656.278684][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.278684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.278684][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.278684][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.278684][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.278684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.278684][ T10] [ 4656.280998][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4656.280998][ T10] netdev_get_by_index+0x5e/0x80 [ 4656.280998][ T10] fib6_nh_init+0x3d8/0x1580 [ 4656.280998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4656.280998][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4656.280998][ T10] ipv6_add_addr+0x411/0x2000 [ 4656.280998][ T10] inet6_addr_add+0x30e/0xa40 [ 4656.280998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4656.280998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.280998][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.280998][ T10] netlink_unicast+0x449/0x710 [ 4656.280998][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.280998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.280998][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.280998][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.280998][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.280998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.280998][ T10] [ 4656.283282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4656.283282][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4656.283282][ T10] ipv6_find_idev+0x102/0x170 [ 4656.283282][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.283282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.283282][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.283282][ T10] netlink_unicast+0x449/0x710 [ 4656.283282][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.283282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.283282][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.283282][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.283282][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.283282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.283282][ T10] [ 4656.285069][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4656.285069][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4656.285069][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4656.285069][ T10] ipv6_find_idev+0x102/0x170 [ 4656.285069][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4656.285069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4656.285069][ T10] netlink_rcv_skb+0x130/0x360 [ 4656.285069][ T10] netlink_unicast+0x449/0x710 [ 4656.285069][ T10] netlink_sendmsg+0x723/0xbe0 [ 4656.285069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4656.285069][ T10] ___sys_sendmsg+0xee/0x170 [ 4656.285069][ T10] __sys_sendmsg+0xcd/0x170 [ 4656.285069][ T10] do_syscall_64+0xc6/0x1e0 [ 4656.285069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4656.285069][ T10] [ 4666.407006][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4666.407474][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.407474][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4666.407474][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4666.407474][ T10] fib6_nh_init+0xa22/0x1580 [ 4666.407474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.407474][ T10] ip6_route_add+0x1c/0x140 [ 4666.407474][ T10] inet6_rtm_newroute+0x104/0x110 [ 4666.407474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.407474][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.407474][ T10] netlink_unicast+0x449/0x710 [ 4666.407474][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.407474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.407474][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.407474][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.407474][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.407474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.407474][ T10] [ 4666.409397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.409397][ T10] dst_init+0x84/0x4a0 [ 4666.409397][ T10] dst_alloc+0x97/0x150 [ 4666.409397][ T10] ip6_dst_alloc+0x23/0x90 [ 4666.409397][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4666.409397][ T10] ip6_pol_route+0x56f/0x840 [ 4666.409397][ T10] fib6_rule_lookup+0x456/0x630 [ 4666.409397][ T10] ip6_route_input+0x59c/0xa50 [ 4666.409397][ T10] ipv6_rcv+0x397/0x810 [ 4666.409397][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4666.409397][ T10] process_backlog+0x101/0x620 [ 4666.409397][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4666.409397][ T10] net_rx_action+0x495/0xbe0 [ 4666.409397][ T10] __do_softirq+0x1b5/0x7f6 [ 4666.409397][ T10] [ 4666.411047][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.411047][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.411047][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.411047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.411047][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4666.411047][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4666.411047][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4666.411047][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4666.411047][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4666.411047][ T10] addrconf_dad_begin+0x310/0x670 [ 4666.411047][ T10] addrconf_dad_work+0x10b/0xab0 [ 4666.411047][ T10] process_one_work+0x84d/0x18a0 [ 4666.411047][ T10] worker_thread+0x587/0xd30 [ 4666.411047][ T10] kthread+0x28a/0x350 [ 4666.411047][ T10] ret_from_fork+0x31/0x70 [ 4666.411047][ T10] ret_from_fork_asm+0x1a/0x30 [ 4666.411047][ T10] [ 4666.412952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.412952][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.412952][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.412952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.412952][ T10] ip6_route_add+0x1c/0x140 [ 4666.412952][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4666.412952][ T10] inet6_addr_add+0x4f8/0xa40 [ 4666.412952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.412952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.412952][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.412952][ T10] netlink_unicast+0x449/0x710 [ 4666.412952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.412952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.412952][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.412952][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.412952][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.412952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.412952][ T10] [ 4666.414957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.414957][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.414957][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.414957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.414957][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4666.414957][ T10] ipv6_add_addr+0x411/0x2000 [ 4666.414957][ T10] inet6_addr_add+0x30e/0xa40 [ 4666.414957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.414957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.414957][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.414957][ T10] netlink_unicast+0x449/0x710 [ 4666.414957][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.414957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.414957][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.414957][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.414957][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.414957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.414957][ T10] [ 4666.416965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.416965][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.416965][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.416965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.416965][ T10] ip6_route_add+0x1c/0x140 [ 4666.416965][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4666.416965][ T10] addrconf_add_dev+0xe2/0x170 [ 4666.416965][ T10] inet6_addr_add+0x12f/0xa40 [ 4666.416965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.416965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.416965][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.416965][ T10] netlink_unicast+0x449/0x710 [ 4666.416965][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.416965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.416965][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.416965][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.416965][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.416965][ T10] [ 4666.418943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.418943][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4666.418943][ T10] ipv6_find_idev+0x102/0x170 [ 4666.418943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.418943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.418943][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.418943][ T10] netlink_unicast+0x449/0x710 [ 4666.418943][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.418943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.418943][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.418943][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.418943][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.418943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.418943][ T10] [ 4666.420485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4666.420485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4666.420485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4666.420485][ T10] ipv6_find_idev+0x102/0x170 [ 4666.420485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.420485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.420485][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.420485][ T10] netlink_unicast+0x449/0x710 [ 4666.420485][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.420485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.420485][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.420485][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.420485][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.420485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.420485][ T10] [ 4666.422196][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4666.422474][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4666.422474][ T10] dst_init+0x84/0x4a0 [ 4666.422474][ T10] dst_alloc+0x97/0x150 [ 4666.422474][ T10] ip6_dst_alloc+0x23/0x90 [ 4666.422474][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4666.422474][ T10] ip6_pol_route+0x56f/0x840 [ 4666.422474][ T10] fib6_rule_lookup+0x456/0x630 [ 4666.422474][ T10] ip6_route_input+0x59c/0xa50 [ 4666.422474][ T10] ipv6_rcv+0x397/0x810 [ 4666.422474][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4666.422474][ T10] process_backlog+0x101/0x620 [ 4666.422474][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4666.422474][ T10] net_rx_action+0x495/0xbe0 [ 4666.422474][ T10] __do_softirq+0x1b5/0x7f6 [ 4666.422474][ T10] [ 4666.424140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.424140][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4666.424140][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4666.424140][ T10] fib6_nh_init+0xa22/0x1580 [ 4666.424140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.424140][ T10] ip6_route_add+0x1c/0x140 [ 4666.424140][ T10] inet6_rtm_newroute+0x104/0x110 [ 4666.424140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.424140][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.424140][ T10] netlink_unicast+0x449/0x710 [ 4666.424140][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.424140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.424140][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.424140][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.424140][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.424140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.424140][ T10] [ 4666.426039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.426039][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.426039][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.426039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.426039][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4666.426039][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4666.426039][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4666.426039][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4666.426039][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4666.426039][ T10] addrconf_dad_begin+0x310/0x670 [ 4666.426039][ T10] addrconf_dad_work+0x10b/0xab0 [ 4666.426039][ T10] process_one_work+0x84d/0x18a0 [ 4666.426039][ T10] worker_thread+0x587/0xd30 [ 4666.426039][ T10] kthread+0x28a/0x350 [ 4666.426039][ T10] ret_from_fork+0x31/0x70 [ 4666.426039][ T10] ret_from_fork_asm+0x1a/0x30 [ 4666.426039][ T10] [ 4666.427964][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.427964][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.427964][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.427964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.427964][ T10] ip6_route_add+0x1c/0x140 [ 4666.427964][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4666.427964][ T10] inet6_addr_add+0x4f8/0xa40 [ 4666.427964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.427964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.427964][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.427964][ T10] netlink_unicast+0x449/0x710 [ 4666.427964][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.427964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.427964][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.427964][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.427964][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.427964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.427964][ T10] [ 4666.430068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.430068][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.430068][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.430068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.430068][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4666.430068][ T10] ipv6_add_addr+0x411/0x2000 [ 4666.430068][ T10] inet6_addr_add+0x30e/0xa40 [ 4666.430068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.430068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.430068][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.430068][ T10] netlink_unicast+0x449/0x710 [ 4666.430068][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.430068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.430068][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.430068][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.430068][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.430068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.430068][ T10] [ 4666.432104][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.432104][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.432104][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.432104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.432104][ T10] ip6_route_add+0x1c/0x140 [ 4666.432104][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4666.432104][ T10] addrconf_add_dev+0xe2/0x170 [ 4666.432104][ T10] inet6_addr_add+0x12f/0xa40 [ 4666.432104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.432104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.432104][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.432104][ T10] netlink_unicast+0x449/0x710 [ 4666.432104][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.432104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.432104][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.432104][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.432104][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.432104][ T10] [ 4666.434221][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.434221][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4666.434221][ T10] ipv6_find_idev+0x102/0x170 [ 4666.434221][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.434221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.434221][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.434221][ T10] netlink_unicast+0x449/0x710 [ 4666.434221][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.434221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.434221][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.434221][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.434221][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.434221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.434221][ T10] [ 4666.436043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4666.436043][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4666.436043][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4666.436043][ T10] ipv6_find_idev+0x102/0x170 [ 4666.436043][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.436043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.436043][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.436043][ T10] netlink_unicast+0x449/0x710 [ 4666.436043][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.436043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.436043][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.436043][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.436043][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.436043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.436043][ T10] [ 4666.438002][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4666.438251][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4666.438251][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.438251][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.438251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.438251][ T10] ip6_route_add+0x1c/0x140 [ 4666.438251][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4666.438251][ T10] inet6_addr_add+0x4f8/0xa40 [ 4666.438251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.438251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.438251][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.438251][ T10] netlink_unicast+0x449/0x710 [ 4666.438251][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.438251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.438251][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.438251][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.438251][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.438251][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.438251][ T10] [ 4666.440569][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4666.440569][ T10] netdev_get_by_index+0x5e/0x80 [ 4666.440569][ T10] fib6_nh_init+0x3d8/0x1580 [ 4666.440569][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4666.440569][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4666.440569][ T10] ipv6_add_addr+0x411/0x2000 [ 4666.440569][ T10] inet6_addr_add+0x30e/0xa40 [ 4666.440569][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4666.440569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.440569][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.440569][ T10] netlink_unicast+0x449/0x710 [ 4666.440569][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.440569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.440569][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.440569][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.440569][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.440569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.440569][ T10] [ 4666.442864][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4666.442864][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4666.442864][ T10] ipv6_find_idev+0x102/0x170 [ 4666.442864][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.442864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.442864][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.442864][ T10] netlink_unicast+0x449/0x710 [ 4666.442864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.442864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.442864][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.442864][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.442864][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.442864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.442864][ T10] [ 4666.444700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4666.444700][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4666.444700][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4666.444700][ T10] ipv6_find_idev+0x102/0x170 [ 4666.444700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4666.444700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4666.444700][ T10] netlink_rcv_skb+0x130/0x360 [ 4666.444700][ T10] netlink_unicast+0x449/0x710 [ 4666.444700][ T10] netlink_sendmsg+0x723/0xbe0 [ 4666.444700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4666.444700][ T10] ___sys_sendmsg+0xee/0x170 [ 4666.444700][ T10] __sys_sendmsg+0xcd/0x170 [ 4666.444700][ T10] do_syscall_64+0xc6/0x1e0 [ 4666.444700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4666.444700][ T10] [ 4676.454882][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4676.455273][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.455273][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4676.455273][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4676.455273][ T10] fib6_nh_init+0xa22/0x1580 [ 4676.455273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.455273][ T10] ip6_route_add+0x1c/0x140 [ 4676.455273][ T10] inet6_rtm_newroute+0x104/0x110 [ 4676.455273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.455273][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.455273][ T10] netlink_unicast+0x449/0x710 [ 4676.455273][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.455273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.455273][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.455273][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.455273][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.455273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.455273][ T10] [ 4676.457237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.457237][ T10] dst_init+0x84/0x4a0 [ 4676.457237][ T10] dst_alloc+0x97/0x150 [ 4676.457237][ T10] ip6_dst_alloc+0x23/0x90 [ 4676.457237][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4676.457237][ T10] ip6_pol_route+0x56f/0x840 [ 4676.457237][ T10] fib6_rule_lookup+0x456/0x630 [ 4676.457237][ T10] ip6_route_input+0x59c/0xa50 [ 4676.457237][ T10] ipv6_rcv+0x397/0x810 [ 4676.457237][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4676.457237][ T10] process_backlog+0x101/0x620 [ 4676.457237][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4676.457237][ T10] net_rx_action+0x495/0xbe0 [ 4676.457237][ T10] __do_softirq+0x1b5/0x7f6 [ 4676.457237][ T10] [ 4676.458922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.458922][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.458922][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.458922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.458922][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4676.458922][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4676.458922][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4676.458922][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4676.458922][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4676.458922][ T10] addrconf_dad_begin+0x310/0x670 [ 4676.458922][ T10] addrconf_dad_work+0x10b/0xab0 [ 4676.458922][ T10] process_one_work+0x84d/0x18a0 [ 4676.458922][ T10] worker_thread+0x587/0xd30 [ 4676.458922][ T10] kthread+0x28a/0x350 [ 4676.458922][ T10] ret_from_fork+0x31/0x70 [ 4676.458922][ T10] ret_from_fork_asm+0x1a/0x30 [ 4676.458922][ T10] [ 4676.460852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.460852][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.460852][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.460852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.460852][ T10] ip6_route_add+0x1c/0x140 [ 4676.460852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4676.460852][ T10] inet6_addr_add+0x4f8/0xa40 [ 4676.460852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.460852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.460852][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.460852][ T10] netlink_unicast+0x449/0x710 [ 4676.460852][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.460852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.460852][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.460852][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.460852][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.460852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.460852][ T10] [ 4676.462859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.462859][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.462859][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.462859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.462859][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4676.462859][ T10] ipv6_add_addr+0x411/0x2000 [ 4676.462859][ T10] inet6_addr_add+0x30e/0xa40 [ 4676.462859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.462859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.462859][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.462859][ T10] netlink_unicast+0x449/0x710 [ 4676.462859][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.462859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.462859][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.462859][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.462859][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.462859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.462859][ T10] [ 4676.464888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.464888][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.464888][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.464888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.464888][ T10] ip6_route_add+0x1c/0x140 [ 4676.464888][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4676.464888][ T10] addrconf_add_dev+0xe2/0x170 [ 4676.464888][ T10] inet6_addr_add+0x12f/0xa40 [ 4676.464888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.464888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.464888][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.464888][ T10] netlink_unicast+0x449/0x710 [ 4676.464888][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.464888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.464888][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.464888][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.464888][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.464888][ T10] [ 4676.466867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.466867][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4676.466867][ T10] ipv6_find_idev+0x102/0x170 [ 4676.466867][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.466867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.466867][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.466867][ T10] netlink_unicast+0x449/0x710 [ 4676.466867][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.466867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.466867][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.466867][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.466867][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.466867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.466867][ T10] [ 4676.468415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4676.468415][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4676.468415][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4676.468415][ T10] ipv6_find_idev+0x102/0x170 [ 4676.468415][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.468415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.468415][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.468415][ T10] netlink_unicast+0x449/0x710 [ 4676.468415][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.468415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.468415][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.468415][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.468415][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.468415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.468415][ T10] [ 4676.470172][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4676.470457][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4676.470457][ T10] dst_init+0x84/0x4a0 [ 4676.470457][ T10] dst_alloc+0x97/0x150 [ 4676.470457][ T10] ip6_dst_alloc+0x23/0x90 [ 4676.470457][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4676.470457][ T10] ip6_pol_route+0x56f/0x840 [ 4676.470457][ T10] fib6_rule_lookup+0x456/0x630 [ 4676.470457][ T10] ip6_route_input+0x59c/0xa50 [ 4676.470457][ T10] ipv6_rcv+0x397/0x810 [ 4676.470457][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4676.470457][ T10] process_backlog+0x101/0x620 [ 4676.470457][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4676.470457][ T10] net_rx_action+0x495/0xbe0 [ 4676.470457][ T10] __do_softirq+0x1b5/0x7f6 [ 4676.470457][ T10] [ 4676.472165][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.472165][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4676.472165][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4676.472165][ T10] fib6_nh_init+0xa22/0x1580 [ 4676.472165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.472165][ T10] ip6_route_add+0x1c/0x140 [ 4676.472165][ T10] inet6_rtm_newroute+0x104/0x110 [ 4676.472165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.472165][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.472165][ T10] netlink_unicast+0x449/0x710 [ 4676.472165][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.472165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.472165][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.472165][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.472165][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.472165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.472165][ T10] [ 4676.474108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.474108][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.474108][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.474108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.474108][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4676.474108][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4676.474108][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4676.474108][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4676.474108][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4676.474108][ T10] addrconf_dad_begin+0x310/0x670 [ 4676.474108][ T10] addrconf_dad_work+0x10b/0xab0 [ 4676.474108][ T10] process_one_work+0x84d/0x18a0 [ 4676.474108][ T10] worker_thread+0x587/0xd30 [ 4676.474108][ T10] kthread+0x28a/0x350 [ 4676.474108][ T10] ret_from_fork+0x31/0x70 [ 4676.474108][ T10] ret_from_fork_asm+0x1a/0x30 [ 4676.474108][ T10] [ 4676.476099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.476099][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.476099][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.476099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.476099][ T10] ip6_route_add+0x1c/0x140 [ 4676.476099][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4676.476099][ T10] inet6_addr_add+0x4f8/0xa40 [ 4676.476099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.476099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.476099][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.476099][ T10] netlink_unicast+0x449/0x710 [ 4676.476099][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.476099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.476099][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.476099][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.476099][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.476099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.476099][ T10] [ 4676.478166][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.478166][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.478166][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.478166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.478166][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4676.478166][ T10] ipv6_add_addr+0x411/0x2000 [ 4676.478166][ T10] inet6_addr_add+0x30e/0xa40 [ 4676.478166][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.478166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.478166][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.478166][ T10] netlink_unicast+0x449/0x710 [ 4676.478166][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.478166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.478166][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.478166][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.478166][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.478166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.478166][ T10] [ 4676.480244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.480244][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.480244][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.480244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.480244][ T10] ip6_route_add+0x1c/0x140 [ 4676.480244][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4676.480244][ T10] addrconf_add_dev+0xe2/0x170 [ 4676.480244][ T10] inet6_addr_add+0x12f/0xa40 [ 4676.480244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.480244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.480244][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.480244][ T10] netlink_unicast+0x449/0x710 [ 4676.480244][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.480244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.480244][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.480244][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.480244][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.480244][ T10] [ 4676.482400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.482400][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4676.482400][ T10] ipv6_find_idev+0x102/0x170 [ 4676.482400][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.482400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.482400][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.482400][ T10] netlink_unicast+0x449/0x710 [ 4676.482400][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.482400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.482400][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.482400][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.482400][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.482400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.482400][ T10] [ 4676.484202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4676.484202][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4676.484202][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4676.484202][ T10] ipv6_find_idev+0x102/0x170 [ 4676.484202][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.484202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.484202][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.484202][ T10] netlink_unicast+0x449/0x710 [ 4676.484202][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.484202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.484202][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.484202][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.484202][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.484202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.484202][ T10] [ 4676.486223][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4676.486466][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4676.486466][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.486466][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.486466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.486466][ T10] ip6_route_add+0x1c/0x140 [ 4676.486466][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4676.486466][ T10] inet6_addr_add+0x4f8/0xa40 [ 4676.486466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.486466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.486466][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.486466][ T10] netlink_unicast+0x449/0x710 [ 4676.486466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.486466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.486466][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.486466][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.486466][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.486466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.486466][ T10] [ 4676.488785][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4676.488785][ T10] netdev_get_by_index+0x5e/0x80 [ 4676.488785][ T10] fib6_nh_init+0x3d8/0x1580 [ 4676.488785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4676.488785][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4676.488785][ T10] ipv6_add_addr+0x411/0x2000 [ 4676.488785][ T10] inet6_addr_add+0x30e/0xa40 [ 4676.488785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4676.488785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.488785][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.488785][ T10] netlink_unicast+0x449/0x710 [ 4676.488785][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.488785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.488785][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.488785][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.488785][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.488785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.488785][ T10] [ 4676.491017][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4676.491017][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4676.491017][ T10] ipv6_find_idev+0x102/0x170 [ 4676.491017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.491017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.491017][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.491017][ T10] netlink_unicast+0x449/0x710 [ 4676.491017][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.491017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.491017][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.491017][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.491017][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.491017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.491017][ T10] [ 4676.492812][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4676.492812][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4676.492812][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4676.492812][ T10] ipv6_find_idev+0x102/0x170 [ 4676.492812][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4676.492812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4676.492812][ T10] netlink_rcv_skb+0x130/0x360 [ 4676.492812][ T10] netlink_unicast+0x449/0x710 [ 4676.492812][ T10] netlink_sendmsg+0x723/0xbe0 [ 4676.492812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4676.492812][ T10] ___sys_sendmsg+0xee/0x170 [ 4676.492812][ T10] __sys_sendmsg+0xcd/0x170 [ 4676.492812][ T10] do_syscall_64+0xc6/0x1e0 [ 4676.492812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4676.492812][ T10] [ 4686.710977][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4686.711564][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.711564][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4686.711564][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4686.711564][ T10] fib6_nh_init+0xa22/0x1580 [ 4686.711564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.711564][ T10] ip6_route_add+0x1c/0x140 [ 4686.711564][ T10] inet6_rtm_newroute+0x104/0x110 [ 4686.711564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.711564][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.711564][ T10] netlink_unicast+0x449/0x710 [ 4686.711564][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.711564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.711564][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.711564][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.711564][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.711564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.711564][ T10] [ 4686.714558][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.714558][ T10] dst_init+0x84/0x4a0 [ 4686.714558][ T10] dst_alloc+0x97/0x150 [ 4686.714558][ T10] ip6_dst_alloc+0x23/0x90 [ 4686.714558][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4686.714558][ T10] ip6_pol_route+0x56f/0x840 [ 4686.714558][ T10] fib6_rule_lookup+0x456/0x630 [ 4686.714558][ T10] ip6_route_input+0x59c/0xa50 [ 4686.714558][ T10] ipv6_rcv+0x397/0x810 [ 4686.714558][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4686.714558][ T10] process_backlog+0x101/0x620 [ 4686.714558][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4686.714558][ T10] net_rx_action+0x495/0xbe0 [ 4686.714558][ T10] __do_softirq+0x1b5/0x7f6 [ 4686.714558][ T10] [ 4686.717051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.717051][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.717051][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.717051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.717051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4686.717051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4686.717051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4686.717051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4686.717051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4686.717051][ T10] addrconf_dad_begin+0x310/0x670 [ 4686.717051][ T10] addrconf_dad_work+0x10b/0xab0 [ 4686.717051][ T10] process_one_work+0x84d/0x18a0 [ 4686.717051][ T10] worker_thread+0x587/0xd30 [ 4686.717051][ T10] kthread+0x28a/0x350 [ 4686.717051][ T10] ret_from_fork+0x31/0x70 [ 4686.717051][ T10] ret_from_fork_asm+0x1a/0x30 [ 4686.717051][ T10] [ 4686.719986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.719986][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.719986][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.719986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.719986][ T10] ip6_route_add+0x1c/0x140 [ 4686.719986][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4686.719986][ T10] inet6_addr_add+0x4f8/0xa40 [ 4686.719986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.719986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.719986][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.719986][ T10] netlink_unicast+0x449/0x710 [ 4686.719986][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.719986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.719986][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.719986][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.719986][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.719986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.719986][ T10] [ 4686.723172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.723172][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.723172][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.723172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.723172][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4686.723172][ T10] ipv6_add_addr+0x411/0x2000 [ 4686.723172][ T10] inet6_addr_add+0x30e/0xa40 [ 4686.723172][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.723172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.723172][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.723172][ T10] netlink_unicast+0x449/0x710 [ 4686.723172][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.723172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.723172][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.723172][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.723172][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.723172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.723172][ T10] [ 4686.725806][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.725806][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.725806][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.725806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.725806][ T10] ip6_route_add+0x1c/0x140 [ 4686.725806][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4686.725806][ T10] addrconf_add_dev+0xe2/0x170 [ 4686.725806][ T10] inet6_addr_add+0x12f/0xa40 [ 4686.725806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.725806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.725806][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.725806][ T10] netlink_unicast+0x449/0x710 [ 4686.725806][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.725806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.725806][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.725806][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.725806][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.725806][ T10] [ 4686.727853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.727853][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4686.727853][ T10] ipv6_find_idev+0x102/0x170 [ 4686.727853][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.727853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.727853][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.727853][ T10] netlink_unicast+0x449/0x710 [ 4686.727853][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.727853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.727853][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.727853][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.727853][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.727853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.727853][ T10] [ 4686.729544][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4686.729544][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4686.729544][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4686.729544][ T10] ipv6_find_idev+0x102/0x170 [ 4686.729544][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.729544][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.729544][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.729544][ T10] netlink_unicast+0x449/0x710 [ 4686.729544][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.729544][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.729544][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.729544][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.729544][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.729544][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.729544][ T10] [ 4686.731309][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4686.731604][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4686.731604][ T10] dst_init+0x84/0x4a0 [ 4686.731604][ T10] dst_alloc+0x97/0x150 [ 4686.731604][ T10] ip6_dst_alloc+0x23/0x90 [ 4686.731604][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4686.731604][ T10] ip6_pol_route+0x56f/0x840 [ 4686.731604][ T10] fib6_rule_lookup+0x456/0x630 [ 4686.731604][ T10] ip6_route_input+0x59c/0xa50 [ 4686.731604][ T10] ipv6_rcv+0x397/0x810 [ 4686.731604][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4686.731604][ T10] process_backlog+0x101/0x620 [ 4686.731604][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4686.731604][ T10] net_rx_action+0x495/0xbe0 [ 4686.731604][ T10] __do_softirq+0x1b5/0x7f6 [ 4686.731604][ T10] [ 4686.733319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.733319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4686.733319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4686.733319][ T10] fib6_nh_init+0xa22/0x1580 [ 4686.733319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.733319][ T10] ip6_route_add+0x1c/0x140 [ 4686.733319][ T10] inet6_rtm_newroute+0x104/0x110 [ 4686.733319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.733319][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.733319][ T10] netlink_unicast+0x449/0x710 [ 4686.733319][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.733319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.733319][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.733319][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.733319][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.733319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.733319][ T10] [ 4686.735327][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.735327][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.735327][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.735327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.735327][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4686.735327][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4686.735327][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4686.735327][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4686.735327][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4686.735327][ T10] addrconf_dad_begin+0x310/0x670 [ 4686.735327][ T10] addrconf_dad_work+0x10b/0xab0 [ 4686.735327][ T10] process_one_work+0x84d/0x18a0 [ 4686.735327][ T10] worker_thread+0x587/0xd30 [ 4686.735327][ T10] kthread+0x28a/0x350 [ 4686.735327][ T10] ret_from_fork+0x31/0x70 [ 4686.735327][ T10] ret_from_fork_asm+0x1a/0x30 [ 4686.735327][ T10] [ 4686.737307][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.737307][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.737307][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.737307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.737307][ T10] ip6_route_add+0x1c/0x140 [ 4686.737307][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4686.737307][ T10] inet6_addr_add+0x4f8/0xa40 [ 4686.737307][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.737307][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.737307][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.737307][ T10] netlink_unicast+0x449/0x710 [ 4686.737307][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.737307][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.737307][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.737307][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.737307][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.737307][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.737307][ T10] [ 4686.739472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.739472][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.739472][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.739472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.739472][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4686.739472][ T10] ipv6_add_addr+0x411/0x2000 [ 4686.739472][ T10] inet6_addr_add+0x30e/0xa40 [ 4686.739472][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.739472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.739472][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.739472][ T10] netlink_unicast+0x449/0x710 [ 4686.739472][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.739472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.739472][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.739472][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.739472][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.739472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.739472][ T10] [ 4686.741619][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.741619][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.741619][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.741619][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.741619][ T10] ip6_route_add+0x1c/0x140 [ 4686.741619][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4686.741619][ T10] addrconf_add_dev+0xe2/0x170 [ 4686.741619][ T10] inet6_addr_add+0x12f/0xa40 [ 4686.741619][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.741619][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.741619][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.741619][ T10] netlink_unicast+0x449/0x710 [ 4686.741619][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.741619][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.741619][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.741619][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.741619][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.741619][ T10] [ 4686.743726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.743726][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4686.743726][ T10] ipv6_find_idev+0x102/0x170 [ 4686.743726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.743726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.743726][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.743726][ T10] netlink_unicast+0x449/0x710 [ 4686.743726][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.743726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.743726][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.743726][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.743726][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.743726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.743726][ T10] [ 4686.745517][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4686.745517][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4686.745517][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4686.745517][ T10] ipv6_find_idev+0x102/0x170 [ 4686.745517][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.745517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.745517][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.745517][ T10] netlink_unicast+0x449/0x710 [ 4686.745517][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.745517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.745517][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.745517][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.745517][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.745517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.745517][ T10] [ 4686.747384][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4686.747630][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4686.747630][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.747630][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.747630][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.747630][ T10] ip6_route_add+0x1c/0x140 [ 4686.747630][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4686.747630][ T10] inet6_addr_add+0x4f8/0xa40 [ 4686.747630][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.747630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.747630][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.747630][ T10] netlink_unicast+0x449/0x710 [ 4686.747630][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.747630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.747630][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.747630][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.747630][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.747630][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.747630][ T10] [ 4686.749990][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4686.749990][ T10] netdev_get_by_index+0x5e/0x80 [ 4686.749990][ T10] fib6_nh_init+0x3d8/0x1580 [ 4686.749990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4686.749990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4686.749990][ T10] ipv6_add_addr+0x411/0x2000 [ 4686.749990][ T10] inet6_addr_add+0x30e/0xa40 [ 4686.749990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4686.749990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.749990][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.749990][ T10] netlink_unicast+0x449/0x710 [ 4686.749990][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.749990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.749990][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.749990][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.749990][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.749990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.749990][ T10] [ 4686.752284][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4686.752284][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4686.752284][ T10] ipv6_find_idev+0x102/0x170 [ 4686.752284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.752284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.752284][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.752284][ T10] netlink_unicast+0x449/0x710 [ 4686.752284][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.752284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.752284][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.752284][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.752284][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.752284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.752284][ T10] [ 4686.754116][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4686.754116][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4686.754116][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4686.754116][ T10] ipv6_find_idev+0x102/0x170 [ 4686.754116][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4686.754116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4686.754116][ T10] netlink_rcv_skb+0x130/0x360 [ 4686.754116][ T10] netlink_unicast+0x449/0x710 [ 4686.754116][ T10] netlink_sendmsg+0x723/0xbe0 [ 4686.754116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4686.754116][ T10] ___sys_sendmsg+0xee/0x170 [ 4686.754116][ T10] __sys_sendmsg+0xcd/0x170 [ 4686.754116][ T10] do_syscall_64+0xc6/0x1e0 [ 4686.754116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4686.754116][ T10] [ 4696.806937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4696.807344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.807344][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4696.807344][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4696.807344][ T10] fib6_nh_init+0xa22/0x1580 [ 4696.807344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.807344][ T10] ip6_route_add+0x1c/0x140 [ 4696.807344][ T10] inet6_rtm_newroute+0x104/0x110 [ 4696.807344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.807344][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.807344][ T10] netlink_unicast+0x449/0x710 [ 4696.807344][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.807344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.807344][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.807344][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.807344][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.807344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.807344][ T10] [ 4696.809309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.809309][ T10] dst_init+0x84/0x4a0 [ 4696.809309][ T10] dst_alloc+0x97/0x150 [ 4696.809309][ T10] ip6_dst_alloc+0x23/0x90 [ 4696.809309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4696.809309][ T10] ip6_pol_route+0x56f/0x840 [ 4696.809309][ T10] fib6_rule_lookup+0x456/0x630 [ 4696.809309][ T10] ip6_route_input+0x59c/0xa50 [ 4696.809309][ T10] ipv6_rcv+0x397/0x810 [ 4696.809309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4696.809309][ T10] process_backlog+0x101/0x620 [ 4696.809309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4696.809309][ T10] net_rx_action+0x495/0xbe0 [ 4696.809309][ T10] __do_softirq+0x1b5/0x7f6 [ 4696.809309][ T10] [ 4696.811025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.811025][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.811025][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.811025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.811025][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4696.811025][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4696.811025][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4696.811025][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4696.811025][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4696.811025][ T10] addrconf_dad_begin+0x310/0x670 [ 4696.811025][ T10] addrconf_dad_work+0x10b/0xab0 [ 4696.811025][ T10] process_one_work+0x84d/0x18a0 [ 4696.811025][ T10] worker_thread+0x587/0xd30 [ 4696.811025][ T10] kthread+0x28a/0x350 [ 4696.811025][ T10] ret_from_fork+0x31/0x70 [ 4696.811025][ T10] ret_from_fork_asm+0x1a/0x30 [ 4696.811025][ T10] [ 4696.813002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.813002][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.813002][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.813002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.813002][ T10] ip6_route_add+0x1c/0x140 [ 4696.813002][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4696.813002][ T10] inet6_addr_add+0x4f8/0xa40 [ 4696.813002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.813002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.813002][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.813002][ T10] netlink_unicast+0x449/0x710 [ 4696.813002][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.813002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.813002][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.813002][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.813002][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.813002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.813002][ T10] [ 4696.815104][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.815104][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.815104][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.815104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.815104][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4696.815104][ T10] ipv6_add_addr+0x411/0x2000 [ 4696.815104][ T10] inet6_addr_add+0x30e/0xa40 [ 4696.815104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.815104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.815104][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.815104][ T10] netlink_unicast+0x449/0x710 [ 4696.815104][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.815104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.815104][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.815104][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.815104][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.815104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.815104][ T10] [ 4696.817156][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.817156][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.817156][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.817156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.817156][ T10] ip6_route_add+0x1c/0x140 [ 4696.817156][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4696.817156][ T10] addrconf_add_dev+0xe2/0x170 [ 4696.817156][ T10] inet6_addr_add+0x12f/0xa40 [ 4696.817156][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.817156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.817156][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.817156][ T10] netlink_unicast+0x449/0x710 [ 4696.817156][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.817156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.817156][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.817156][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.817156][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.817156][ T10] [ 4696.819194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.819194][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4696.819194][ T10] ipv6_find_idev+0x102/0x170 [ 4696.819194][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.819194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.819194][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.819194][ T10] netlink_unicast+0x449/0x710 [ 4696.819194][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.819194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.819194][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.819194][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.819194][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.819194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.819194][ T10] [ 4696.820776][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4696.820776][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4696.820776][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4696.820776][ T10] ipv6_find_idev+0x102/0x170 [ 4696.820776][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.820776][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.820776][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.820776][ T10] netlink_unicast+0x449/0x710 [ 4696.820776][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.820776][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.820776][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.820776][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.820776][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.820776][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.820776][ T10] [ 4696.822555][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4696.822845][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4696.822845][ T10] dst_init+0x84/0x4a0 [ 4696.822845][ T10] dst_alloc+0x97/0x150 [ 4696.822845][ T10] ip6_dst_alloc+0x23/0x90 [ 4696.822845][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4696.822845][ T10] ip6_pol_route+0x56f/0x840 [ 4696.822845][ T10] fib6_rule_lookup+0x456/0x630 [ 4696.822845][ T10] ip6_route_input+0x59c/0xa50 [ 4696.822845][ T10] ipv6_rcv+0x397/0x810 [ 4696.822845][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4696.822845][ T10] process_backlog+0x101/0x620 [ 4696.822845][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4696.822845][ T10] net_rx_action+0x495/0xbe0 [ 4696.822845][ T10] __do_softirq+0x1b5/0x7f6 [ 4696.822845][ T10] [ 4696.824542][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.824542][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4696.824542][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4696.824542][ T10] fib6_nh_init+0xa22/0x1580 [ 4696.824542][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.824542][ T10] ip6_route_add+0x1c/0x140 [ 4696.824542][ T10] inet6_rtm_newroute+0x104/0x110 [ 4696.824542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.824542][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.824542][ T10] netlink_unicast+0x449/0x710 [ 4696.824542][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.824542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.824542][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.824542][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.824542][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.824542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.824542][ T10] [ 4696.826529][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.826529][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.826529][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.826529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.826529][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4696.826529][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4696.826529][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4696.826529][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4696.826529][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4696.826529][ T10] addrconf_dad_begin+0x310/0x670 [ 4696.826529][ T10] addrconf_dad_work+0x10b/0xab0 [ 4696.826529][ T10] process_one_work+0x84d/0x18a0 [ 4696.826529][ T10] worker_thread+0x587/0xd30 [ 4696.826529][ T10] kthread+0x28a/0x350 [ 4696.826529][ T10] ret_from_fork+0x31/0x70 [ 4696.826529][ T10] ret_from_fork_asm+0x1a/0x30 [ 4696.826529][ T10] [ 4696.828675][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.828675][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.828675][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.828675][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.828675][ T10] ip6_route_add+0x1c/0x140 [ 4696.828675][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4696.828675][ T10] inet6_addr_add+0x4f8/0xa40 [ 4696.828675][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.828675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.828675][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.828675][ T10] netlink_unicast+0x449/0x710 [ 4696.828675][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.828675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.828675][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.828675][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.828675][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.828675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.828675][ T10] [ 4696.831839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.831839][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.831839][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.831839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.831839][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4696.831839][ T10] ipv6_add_addr+0x411/0x2000 [ 4696.831839][ T10] inet6_addr_add+0x30e/0xa40 [ 4696.831839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.831839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.831839][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.831839][ T10] netlink_unicast+0x449/0x710 [ 4696.831839][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.831839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.831839][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.831839][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.831839][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.831839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.831839][ T10] [ 4696.834790][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.834790][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.834790][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.834790][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.834790][ T10] ip6_route_add+0x1c/0x140 [ 4696.834790][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4696.834790][ T10] addrconf_add_dev+0xe2/0x170 [ 4696.834790][ T10] inet6_addr_add+0x12f/0xa40 [ 4696.834790][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.834790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.834790][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.834790][ T10] netlink_unicast+0x449/0x710 [ 4696.834790][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.834790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.834790][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.834790][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.834790][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.834790][ T10] [ 4696.838023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.838023][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4696.838023][ T10] ipv6_find_idev+0x102/0x170 [ 4696.838023][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.838023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.838023][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.838023][ T10] netlink_unicast+0x449/0x710 [ 4696.838023][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.838023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.838023][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.838023][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.838023][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.838023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.838023][ T10] [ 4696.840969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4696.840969][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4696.840969][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4696.840969][ T10] ipv6_find_idev+0x102/0x170 [ 4696.840969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.840969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.840969][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.840969][ T10] netlink_unicast+0x449/0x710 [ 4696.840969][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.840969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.840969][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.840969][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.840969][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.840969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.840969][ T10] [ 4696.843576][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4696.843827][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4696.843827][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.843827][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.843827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.843827][ T10] ip6_route_add+0x1c/0x140 [ 4696.843827][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4696.843827][ T10] inet6_addr_add+0x4f8/0xa40 [ 4696.843827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.843827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.843827][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.843827][ T10] netlink_unicast+0x449/0x710 [ 4696.843827][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.843827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.843827][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.843827][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.843827][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.843827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.843827][ T10] [ 4696.846181][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4696.846181][ T10] netdev_get_by_index+0x5e/0x80 [ 4696.846181][ T10] fib6_nh_init+0x3d8/0x1580 [ 4696.846181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4696.846181][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4696.846181][ T10] ipv6_add_addr+0x411/0x2000 [ 4696.846181][ T10] inet6_addr_add+0x30e/0xa40 [ 4696.846181][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4696.846181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.846181][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.846181][ T10] netlink_unicast+0x449/0x710 [ 4696.846181][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.846181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.846181][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.846181][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.846181][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.846181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.846181][ T10] [ 4696.848516][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4696.848516][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4696.848516][ T10] ipv6_find_idev+0x102/0x170 [ 4696.848516][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.848516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.848516][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.848516][ T10] netlink_unicast+0x449/0x710 [ 4696.848516][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.848516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.848516][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.848516][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.848516][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.848516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.848516][ T10] [ 4696.850370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4696.850370][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4696.850370][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4696.850370][ T10] ipv6_find_idev+0x102/0x170 [ 4696.850370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4696.850370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4696.850370][ T10] netlink_rcv_skb+0x130/0x360 [ 4696.850370][ T10] netlink_unicast+0x449/0x710 [ 4696.850370][ T10] netlink_sendmsg+0x723/0xbe0 [ 4696.850370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4696.850370][ T10] ___sys_sendmsg+0xee/0x170 [ 4696.850370][ T10] __sys_sendmsg+0xcd/0x170 [ 4696.850370][ T10] do_syscall_64+0xc6/0x1e0 [ 4696.850370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4696.850370][ T10] [ 4706.870940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4706.871563][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.871563][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4706.871563][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4706.871563][ T10] fib6_nh_init+0xa22/0x1580 [ 4706.871563][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.871563][ T10] ip6_route_add+0x1c/0x140 [ 4706.871563][ T10] inet6_rtm_newroute+0x104/0x110 [ 4706.871563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.871563][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.871563][ T10] netlink_unicast+0x449/0x710 [ 4706.871563][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.871563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.871563][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.871563][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.871563][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.871563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.871563][ T10] [ 4706.874591][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.874591][ T10] dst_init+0x84/0x4a0 [ 4706.874591][ T10] dst_alloc+0x97/0x150 [ 4706.874591][ T10] ip6_dst_alloc+0x23/0x90 [ 4706.874591][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4706.874591][ T10] ip6_pol_route+0x56f/0x840 [ 4706.874591][ T10] fib6_rule_lookup+0x456/0x630 [ 4706.874591][ T10] ip6_route_input+0x59c/0xa50 [ 4706.874591][ T10] ipv6_rcv+0x397/0x810 [ 4706.874591][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4706.874591][ T10] process_backlog+0x101/0x620 [ 4706.874591][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4706.874591][ T10] net_rx_action+0x495/0xbe0 [ 4706.874591][ T10] __do_softirq+0x1b5/0x7f6 [ 4706.874591][ T10] [ 4706.877194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.877194][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.877194][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.877194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.877194][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4706.877194][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4706.877194][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4706.877194][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4706.877194][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4706.877194][ T10] addrconf_dad_begin+0x310/0x670 [ 4706.877194][ T10] addrconf_dad_work+0x10b/0xab0 [ 4706.877194][ T10] process_one_work+0x84d/0x18a0 [ 4706.877194][ T10] worker_thread+0x587/0xd30 [ 4706.877194][ T10] kthread+0x28a/0x350 [ 4706.877194][ T10] ret_from_fork+0x31/0x70 [ 4706.877194][ T10] ret_from_fork_asm+0x1a/0x30 [ 4706.877194][ T10] [ 4706.880253][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.880253][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.880253][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.880253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.880253][ T10] ip6_route_add+0x1c/0x140 [ 4706.880253][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4706.880253][ T10] inet6_addr_add+0x4f8/0xa40 [ 4706.880253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.880253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.880253][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.880253][ T10] netlink_unicast+0x449/0x710 [ 4706.880253][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.880253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.880253][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.880253][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.880253][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.880253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.880253][ T10] [ 4706.883408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.883408][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.883408][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.883408][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.883408][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4706.883408][ T10] ipv6_add_addr+0x411/0x2000 [ 4706.883408][ T10] inet6_addr_add+0x30e/0xa40 [ 4706.883408][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.883408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.883408][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.883408][ T10] netlink_unicast+0x449/0x710 [ 4706.883408][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.883408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.883408][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.883408][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.883408][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.883408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.883408][ T10] [ 4706.886587][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.886587][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.886587][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.886587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.886587][ T10] ip6_route_add+0x1c/0x140 [ 4706.886587][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4706.886587][ T10] addrconf_add_dev+0xe2/0x170 [ 4706.886587][ T10] inet6_addr_add+0x12f/0xa40 [ 4706.886587][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.886587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.886587][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.886587][ T10] netlink_unicast+0x449/0x710 [ 4706.886587][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.886587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.886587][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.886587][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.886587][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.886587][ T10] [ 4706.889681][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.889681][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4706.889681][ T10] ipv6_find_idev+0x102/0x170 [ 4706.889681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.889681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.889681][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.889681][ T10] netlink_unicast+0x449/0x710 [ 4706.889681][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.889681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.889681][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.889681][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.889681][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.889681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.889681][ T10] [ 4706.892159][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4706.892159][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4706.892159][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4706.892159][ T10] ipv6_find_idev+0x102/0x170 [ 4706.892159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.892159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.892159][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.892159][ T10] netlink_unicast+0x449/0x710 [ 4706.892159][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.892159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.892159][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.892159][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.892159][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.892159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.892159][ T10] [ 4706.894848][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4706.895293][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4706.895293][ T10] dst_init+0x84/0x4a0 [ 4706.895293][ T10] dst_alloc+0x97/0x150 [ 4706.895293][ T10] ip6_dst_alloc+0x23/0x90 [ 4706.895293][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4706.895293][ T10] ip6_pol_route+0x56f/0x840 [ 4706.895293][ T10] fib6_rule_lookup+0x456/0x630 [ 4706.895293][ T10] ip6_route_input+0x59c/0xa50 [ 4706.895293][ T10] ipv6_rcv+0x397/0x810 [ 4706.895293][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4706.895293][ T10] process_backlog+0x101/0x620 [ 4706.895293][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4706.895293][ T10] net_rx_action+0x495/0xbe0 [ 4706.895293][ T10] __do_softirq+0x1b5/0x7f6 [ 4706.895293][ T10] [ 4706.897893][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.897893][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4706.897893][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4706.897893][ T10] fib6_nh_init+0xa22/0x1580 [ 4706.897893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.897893][ T10] ip6_route_add+0x1c/0x140 [ 4706.897893][ T10] inet6_rtm_newroute+0x104/0x110 [ 4706.897893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.897893][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.897893][ T10] netlink_unicast+0x449/0x710 [ 4706.897893][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.897893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.897893][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.897893][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.897893][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.897893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.897893][ T10] [ 4706.900799][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.900799][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.900799][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.900799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.900799][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4706.900799][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4706.900799][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4706.900799][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4706.900799][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4706.900799][ T10] addrconf_dad_begin+0x310/0x670 [ 4706.900799][ T10] addrconf_dad_work+0x10b/0xab0 [ 4706.900799][ T10] process_one_work+0x84d/0x18a0 [ 4706.900799][ T10] worker_thread+0x587/0xd30 [ 4706.900799][ T10] kthread+0x28a/0x350 [ 4706.900799][ T10] ret_from_fork+0x31/0x70 [ 4706.900799][ T10] ret_from_fork_asm+0x1a/0x30 [ 4706.900799][ T10] [ 4706.903799][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.903799][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.903799][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.903799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.903799][ T10] ip6_route_add+0x1c/0x140 [ 4706.903799][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4706.903799][ T10] inet6_addr_add+0x4f8/0xa40 [ 4706.903799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.903799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.903799][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.903799][ T10] netlink_unicast+0x449/0x710 [ 4706.903799][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.903799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.903799][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.903799][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.903799][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.903799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.903799][ T10] [ 4706.906904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.906904][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.906904][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.906904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.906904][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4706.906904][ T10] ipv6_add_addr+0x411/0x2000 [ 4706.906904][ T10] inet6_addr_add+0x30e/0xa40 [ 4706.906904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.906904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.906904][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.906904][ T10] netlink_unicast+0x449/0x710 [ 4706.906904][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.906904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.906904][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.906904][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.906904][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.906904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.906904][ T10] [ 4706.909987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.909987][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.909987][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.909987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.909987][ T10] ip6_route_add+0x1c/0x140 [ 4706.909987][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4706.909987][ T10] addrconf_add_dev+0xe2/0x170 [ 4706.909987][ T10] inet6_addr_add+0x12f/0xa40 [ 4706.909987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.909987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.909987][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.909987][ T10] netlink_unicast+0x449/0x710 [ 4706.909987][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.909987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.909987][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.909987][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.909987][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.909987][ T10] [ 4706.913243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.913243][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4706.913243][ T10] ipv6_find_idev+0x102/0x170 [ 4706.913243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.913243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.913243][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.913243][ T10] netlink_unicast+0x449/0x710 [ 4706.913243][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.913243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.913243][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.913243][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.913243][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.913243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.913243][ T10] [ 4706.915978][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4706.915978][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4706.915978][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4706.915978][ T10] ipv6_find_idev+0x102/0x170 [ 4706.915978][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.915978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.915978][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.915978][ T10] netlink_unicast+0x449/0x710 [ 4706.915978][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.915978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.915978][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.915978][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.915978][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.915978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.915978][ T10] [ 4706.919121][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4706.919447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4706.919447][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.919447][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.919447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.919447][ T10] ip6_route_add+0x1c/0x140 [ 4706.919447][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4706.919447][ T10] inet6_addr_add+0x4f8/0xa40 [ 4706.919447][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.919447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.919447][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.919447][ T10] netlink_unicast+0x449/0x710 [ 4706.919447][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.919447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.919447][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.919447][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.919447][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.919447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.919447][ T10] [ 4706.922891][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4706.922891][ T10] netdev_get_by_index+0x5e/0x80 [ 4706.922891][ T10] fib6_nh_init+0x3d8/0x1580 [ 4706.922891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4706.922891][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4706.922891][ T10] ipv6_add_addr+0x411/0x2000 [ 4706.922891][ T10] inet6_addr_add+0x30e/0xa40 [ 4706.922891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4706.922891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.922891][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.922891][ T10] netlink_unicast+0x449/0x710 [ 4706.922891][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.922891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.922891][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.922891][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.922891][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.922891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.922891][ T10] [ 4706.926464][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4706.926464][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4706.926464][ T10] ipv6_find_idev+0x102/0x170 [ 4706.926464][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.926464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.926464][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.926464][ T10] netlink_unicast+0x449/0x710 [ 4706.926464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.926464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.926464][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.926464][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.926464][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.926464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.926464][ T10] [ 4706.929190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4706.929190][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4706.929190][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4706.929190][ T10] ipv6_find_idev+0x102/0x170 [ 4706.929190][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4706.929190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4706.929190][ T10] netlink_rcv_skb+0x130/0x360 [ 4706.929190][ T10] netlink_unicast+0x449/0x710 [ 4706.929190][ T10] netlink_sendmsg+0x723/0xbe0 [ 4706.929190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4706.929190][ T10] ___sys_sendmsg+0xee/0x170 [ 4706.929190][ T10] __sys_sendmsg+0xcd/0x170 [ 4706.929190][ T10] do_syscall_64+0xc6/0x1e0 [ 4706.929190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4706.929190][ T10] [ 4716.966949][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4716.967410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.967410][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4716.967410][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4716.967410][ T10] fib6_nh_init+0xa22/0x1580 [ 4716.967410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.967410][ T10] ip6_route_add+0x1c/0x140 [ 4716.967410][ T10] inet6_rtm_newroute+0x104/0x110 [ 4716.967410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.967410][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.967410][ T10] netlink_unicast+0x449/0x710 [ 4716.967410][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.967410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.967410][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.967410][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.967410][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.967410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.967410][ T10] [ 4716.969383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.969383][ T10] dst_init+0x84/0x4a0 [ 4716.969383][ T10] dst_alloc+0x97/0x150 [ 4716.969383][ T10] ip6_dst_alloc+0x23/0x90 [ 4716.969383][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4716.969383][ T10] ip6_pol_route+0x56f/0x840 [ 4716.969383][ T10] fib6_rule_lookup+0x456/0x630 [ 4716.969383][ T10] ip6_route_input+0x59c/0xa50 [ 4716.969383][ T10] ipv6_rcv+0x397/0x810 [ 4716.969383][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4716.969383][ T10] process_backlog+0x101/0x620 [ 4716.969383][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4716.969383][ T10] net_rx_action+0x495/0xbe0 [ 4716.969383][ T10] __do_softirq+0x1b5/0x7f6 [ 4716.969383][ T10] [ 4716.971084][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.971084][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.971084][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.971084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.971084][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4716.971084][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4716.971084][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4716.971084][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4716.971084][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4716.971084][ T10] addrconf_dad_begin+0x310/0x670 [ 4716.971084][ T10] addrconf_dad_work+0x10b/0xab0 [ 4716.971084][ T10] process_one_work+0x84d/0x18a0 [ 4716.971084][ T10] worker_thread+0x587/0xd30 [ 4716.971084][ T10] kthread+0x28a/0x350 [ 4716.971084][ T10] ret_from_fork+0x31/0x70 [ 4716.971084][ T10] ret_from_fork_asm+0x1a/0x30 [ 4716.971084][ T10] [ 4716.973044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.973044][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.973044][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.973044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.973044][ T10] ip6_route_add+0x1c/0x140 [ 4716.973044][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4716.973044][ T10] inet6_addr_add+0x4f8/0xa40 [ 4716.973044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.973044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.973044][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.973044][ T10] netlink_unicast+0x449/0x710 [ 4716.973044][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.973044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.973044][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.973044][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.973044][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.973044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.973044][ T10] [ 4716.975106][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.975106][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.975106][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.975106][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.975106][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4716.975106][ T10] ipv6_add_addr+0x411/0x2000 [ 4716.975106][ T10] inet6_addr_add+0x30e/0xa40 [ 4716.975106][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.975106][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.975106][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.975106][ T10] netlink_unicast+0x449/0x710 [ 4716.975106][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.975106][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.975106][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.975106][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.975106][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.975106][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.975106][ T10] [ 4716.977167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.977167][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.977167][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.977167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.977167][ T10] ip6_route_add+0x1c/0x140 [ 4716.977167][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4716.977167][ T10] addrconf_add_dev+0xe2/0x170 [ 4716.977167][ T10] inet6_addr_add+0x12f/0xa40 [ 4716.977167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.977167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.977167][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.977167][ T10] netlink_unicast+0x449/0x710 [ 4716.977167][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.977167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.977167][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.977167][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.977167][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.977167][ T10] [ 4716.979201][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.979201][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4716.979201][ T10] ipv6_find_idev+0x102/0x170 [ 4716.979201][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4716.979201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.979201][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.979201][ T10] netlink_unicast+0x449/0x710 [ 4716.979201][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.979201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.979201][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.979201][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.979201][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.979201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.979201][ T10] [ 4716.980797][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4716.980797][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4716.980797][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4716.980797][ T10] ipv6_find_idev+0x102/0x170 [ 4716.980797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4716.980797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.980797][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.980797][ T10] netlink_unicast+0x449/0x710 [ 4716.980797][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.980797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.980797][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.980797][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.980797][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.980797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.980797][ T10] [ 4716.982535][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4716.982823][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4716.982823][ T10] dst_init+0x84/0x4a0 [ 4716.982823][ T10] dst_alloc+0x97/0x150 [ 4716.982823][ T10] ip6_dst_alloc+0x23/0x90 [ 4716.982823][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4716.982823][ T10] ip6_pol_route+0x56f/0x840 [ 4716.982823][ T10] fib6_rule_lookup+0x456/0x630 [ 4716.982823][ T10] ip6_route_input+0x59c/0xa50 [ 4716.982823][ T10] ipv6_rcv+0x397/0x810 [ 4716.982823][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4716.982823][ T10] process_backlog+0x101/0x620 [ 4716.982823][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4716.982823][ T10] net_rx_action+0x495/0xbe0 [ 4716.982823][ T10] __do_softirq+0x1b5/0x7f6 [ 4716.982823][ T10] [ 4716.984501][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.984501][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4716.984501][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4716.984501][ T10] fib6_nh_init+0xa22/0x1580 [ 4716.984501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.984501][ T10] ip6_route_add+0x1c/0x140 [ 4716.984501][ T10] inet6_rtm_newroute+0x104/0x110 [ 4716.984501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.984501][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.984501][ T10] netlink_unicast+0x449/0x710 [ 4716.984501][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.984501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.984501][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.984501][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.984501][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.984501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.984501][ T10] [ 4716.986445][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.986445][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.986445][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.986445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.986445][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4716.986445][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4716.986445][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4716.986445][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4716.986445][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4716.986445][ T10] addrconf_dad_begin+0x310/0x670 [ 4716.986445][ T10] addrconf_dad_work+0x10b/0xab0 [ 4716.986445][ T10] process_one_work+0x84d/0x18a0 [ 4716.986445][ T10] worker_thread+0x587/0xd30 [ 4716.986445][ T10] kthread+0x28a/0x350 [ 4716.986445][ T10] ret_from_fork+0x31/0x70 [ 4716.986445][ T10] ret_from_fork_asm+0x1a/0x30 [ 4716.986445][ T10] [ 4716.988404][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.988404][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.988404][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.988404][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.988404][ T10] ip6_route_add+0x1c/0x140 [ 4716.988404][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4716.988404][ T10] inet6_addr_add+0x4f8/0xa40 [ 4716.988404][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.988404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.988404][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.988404][ T10] netlink_unicast+0x449/0x710 [ 4716.988404][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.988404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.988404][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.988404][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.988404][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.988404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.988404][ T10] [ 4716.990452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.990452][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.990452][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.990452][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.990452][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4716.990452][ T10] ipv6_add_addr+0x411/0x2000 [ 4716.990452][ T10] inet6_addr_add+0x30e/0xa40 [ 4716.990452][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.990452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.990452][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.990452][ T10] netlink_unicast+0x449/0x710 [ 4716.990452][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.990452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.990452][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.990452][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.990452][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.990452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.990452][ T10] [ 4716.992505][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.992505][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.992505][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.992505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.992505][ T10] ip6_route_add+0x1c/0x140 [ 4716.992505][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4716.992505][ T10] addrconf_add_dev+0xe2/0x170 [ 4716.992505][ T10] inet6_addr_add+0x12f/0xa40 [ 4716.992505][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.992505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.992505][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.992505][ T10] netlink_unicast+0x449/0x710 [ 4716.992505][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.992505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.992505][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.992505][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.992505][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.992505][ T10] [ 4716.994649][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.994649][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4716.994649][ T10] ipv6_find_idev+0x102/0x170 [ 4716.994649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4716.994649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.994649][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.994649][ T10] netlink_unicast+0x449/0x710 [ 4716.994649][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.994649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.994649][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.994649][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.994649][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.994649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.994649][ T10] [ 4716.996472][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4716.996472][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4716.996472][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4716.996472][ T10] ipv6_find_idev+0x102/0x170 [ 4716.996472][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4716.996472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.996472][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.996472][ T10] netlink_unicast+0x449/0x710 [ 4716.996472][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.996472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.996472][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.996472][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.996472][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.996472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.996472][ T10] [ 4716.998402][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4716.998684][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4716.998684][ T10] netdev_get_by_index+0x5e/0x80 [ 4716.998684][ T10] fib6_nh_init+0x3d8/0x1580 [ 4716.998684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4716.998684][ T10] ip6_route_add+0x1c/0x140 [ 4716.998684][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4716.998684][ T10] inet6_addr_add+0x4f8/0xa40 [ 4716.998684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4716.998684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4716.998684][ T10] netlink_rcv_skb+0x130/0x360 [ 4716.998684][ T10] netlink_unicast+0x449/0x710 [ 4716.998684][ T10] netlink_sendmsg+0x723/0xbe0 [ 4716.998684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4716.998684][ T10] ___sys_sendmsg+0xee/0x170 [ 4716.998684][ T10] __sys_sendmsg+0xcd/0x170 [ 4716.998684][ T10] do_syscall_64+0xc6/0x1e0 [ 4716.998684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4716.998684][ T10] [ 4717.000929][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4717.000929][ T10] netdev_get_by_index+0x5e/0x80 [ 4717.000929][ T10] fib6_nh_init+0x3d8/0x1580 [ 4717.000929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4717.000929][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4717.000929][ T10] ipv6_add_addr+0x411/0x2000 [ 4717.000929][ T10] inet6_addr_add+0x30e/0xa40 [ 4717.000929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4717.000929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4717.000929][ T10] netlink_rcv_skb+0x130/0x360 [ 4717.000929][ T10] netlink_unicast+0x449/0x710 [ 4717.000929][ T10] netlink_sendmsg+0x723/0xbe0 [ 4717.000929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4717.000929][ T10] ___sys_sendmsg+0xee/0x170 [ 4717.000929][ T10] __sys_sendmsg+0xcd/0x170 [ 4717.000929][ T10] do_syscall_64+0xc6/0x1e0 [ 4717.000929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4717.000929][ T10] [ 4717.003158][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4717.003158][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4717.003158][ T10] ipv6_find_idev+0x102/0x170 [ 4717.003158][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4717.003158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4717.003158][ T10] netlink_rcv_skb+0x130/0x360 [ 4717.003158][ T10] netlink_unicast+0x449/0x710 [ 4717.003158][ T10] netlink_sendmsg+0x723/0xbe0 [ 4717.003158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4717.003158][ T10] ___sys_sendmsg+0xee/0x170 [ 4717.003158][ T10] __sys_sendmsg+0xcd/0x170 [ 4717.003158][ T10] do_syscall_64+0xc6/0x1e0 [ 4717.003158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4717.003158][ T10] [ 4717.004959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4717.004959][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4717.004959][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4717.004959][ T10] ipv6_find_idev+0x102/0x170 [ 4717.004959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4717.004959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4717.004959][ T10] netlink_rcv_skb+0x130/0x360 [ 4717.004959][ T10] netlink_unicast+0x449/0x710 [ 4717.004959][ T10] netlink_sendmsg+0x723/0xbe0 [ 4717.004959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4717.004959][ T10] ___sys_sendmsg+0xee/0x170 [ 4717.004959][ T10] __sys_sendmsg+0xcd/0x170 [ 4717.004959][ T10] do_syscall_64+0xc6/0x1e0 [ 4717.004959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4717.004959][ T10] [ 4727.095013][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4727.095466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.095466][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4727.095466][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4727.095466][ T10] fib6_nh_init+0xa22/0x1580 [ 4727.095466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.095466][ T10] ip6_route_add+0x1c/0x140 [ 4727.095466][ T10] inet6_rtm_newroute+0x104/0x110 [ 4727.095466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.095466][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.095466][ T10] netlink_unicast+0x449/0x710 [ 4727.095466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.095466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.095466][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.095466][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.095466][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.095466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.095466][ T10] [ 4727.097386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.097386][ T10] dst_init+0x84/0x4a0 [ 4727.097386][ T10] dst_alloc+0x97/0x150 [ 4727.097386][ T10] ip6_dst_alloc+0x23/0x90 [ 4727.097386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4727.097386][ T10] ip6_pol_route+0x56f/0x840 [ 4727.097386][ T10] fib6_rule_lookup+0x456/0x630 [ 4727.097386][ T10] ip6_route_input+0x59c/0xa50 [ 4727.097386][ T10] ipv6_rcv+0x397/0x810 [ 4727.097386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4727.097386][ T10] process_backlog+0x101/0x620 [ 4727.097386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4727.097386][ T10] net_rx_action+0x495/0xbe0 [ 4727.097386][ T10] __do_softirq+0x1b5/0x7f6 [ 4727.097386][ T10] [ 4727.099041][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.099041][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.099041][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.099041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.099041][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4727.099041][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4727.099041][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4727.099041][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4727.099041][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4727.099041][ T10] addrconf_dad_begin+0x310/0x670 [ 4727.099041][ T10] addrconf_dad_work+0x10b/0xab0 [ 4727.099041][ T10] process_one_work+0x84d/0x18a0 [ 4727.099041][ T10] worker_thread+0x587/0xd30 [ 4727.099041][ T10] kthread+0x28a/0x350 [ 4727.099041][ T10] ret_from_fork+0x31/0x70 [ 4727.099041][ T10] ret_from_fork_asm+0x1a/0x30 [ 4727.099041][ T10] [ 4727.100952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.100952][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.100952][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.100952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.100952][ T10] ip6_route_add+0x1c/0x140 [ 4727.100952][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4727.100952][ T10] inet6_addr_add+0x4f8/0xa40 [ 4727.100952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.100952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.100952][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.100952][ T10] netlink_unicast+0x449/0x710 [ 4727.100952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.100952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.100952][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.100952][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.100952][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.100952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.100952][ T10] [ 4727.102954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.102954][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.102954][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.102954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.102954][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4727.102954][ T10] ipv6_add_addr+0x411/0x2000 [ 4727.102954][ T10] inet6_addr_add+0x30e/0xa40 [ 4727.102954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.102954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.102954][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.102954][ T10] netlink_unicast+0x449/0x710 [ 4727.102954][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.102954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.102954][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.102954][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.102954][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.102954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.102954][ T10] [ 4727.104973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.104973][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.104973][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.104973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.104973][ T10] ip6_route_add+0x1c/0x140 [ 4727.104973][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4727.104973][ T10] addrconf_add_dev+0xe2/0x170 [ 4727.104973][ T10] inet6_addr_add+0x12f/0xa40 [ 4727.104973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.104973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.104973][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.104973][ T10] netlink_unicast+0x449/0x710 [ 4727.104973][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.104973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.104973][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.104973][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.104973][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.104973][ T10] [ 4727.106943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.106943][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4727.106943][ T10] ipv6_find_idev+0x102/0x170 [ 4727.106943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.106943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.106943][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.106943][ T10] netlink_unicast+0x449/0x710 [ 4727.106943][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.106943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.106943][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.106943][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.106943][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.106943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.106943][ T10] [ 4727.108486][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4727.108486][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4727.108486][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4727.108486][ T10] ipv6_find_idev+0x102/0x170 [ 4727.108486][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.108486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.108486][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.108486][ T10] netlink_unicast+0x449/0x710 [ 4727.108486][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.108486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.108486][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.108486][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.108486][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.108486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.108486][ T10] [ 4727.110193][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4727.110477][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4727.110477][ T10] dst_init+0x84/0x4a0 [ 4727.110477][ T10] dst_alloc+0x97/0x150 [ 4727.110477][ T10] ip6_dst_alloc+0x23/0x90 [ 4727.110477][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4727.110477][ T10] ip6_pol_route+0x56f/0x840 [ 4727.110477][ T10] fib6_rule_lookup+0x456/0x630 [ 4727.110477][ T10] ip6_route_input+0x59c/0xa50 [ 4727.110477][ T10] ipv6_rcv+0x397/0x810 [ 4727.110477][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4727.110477][ T10] process_backlog+0x101/0x620 [ 4727.110477][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4727.110477][ T10] net_rx_action+0x495/0xbe0 [ 4727.110477][ T10] __do_softirq+0x1b5/0x7f6 [ 4727.110477][ T10] [ 4727.112120][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.112120][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4727.112120][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4727.112120][ T10] fib6_nh_init+0xa22/0x1580 [ 4727.112120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.112120][ T10] ip6_route_add+0x1c/0x140 [ 4727.112120][ T10] inet6_rtm_newroute+0x104/0x110 [ 4727.112120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.112120][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.112120][ T10] netlink_unicast+0x449/0x710 [ 4727.112120][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.112120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.112120][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.112120][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.112120][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.112120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.112120][ T10] [ 4727.114007][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.114007][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.114007][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.114007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.114007][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4727.114007][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4727.114007][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4727.114007][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4727.114007][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4727.114007][ T10] addrconf_dad_begin+0x310/0x670 [ 4727.114007][ T10] addrconf_dad_work+0x10b/0xab0 [ 4727.114007][ T10] process_one_work+0x84d/0x18a0 [ 4727.114007][ T10] worker_thread+0x587/0xd30 [ 4727.114007][ T10] kthread+0x28a/0x350 [ 4727.114007][ T10] ret_from_fork+0x31/0x70 [ 4727.114007][ T10] ret_from_fork_asm+0x1a/0x30 [ 4727.114007][ T10] [ 4727.115911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.115911][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.115911][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.115911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.115911][ T10] ip6_route_add+0x1c/0x140 [ 4727.115911][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4727.115911][ T10] inet6_addr_add+0x4f8/0xa40 [ 4727.115911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.115911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.115911][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.115911][ T10] netlink_unicast+0x449/0x710 [ 4727.115911][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.115911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.115911][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.115911][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.115911][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.115911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.115911][ T10] [ 4727.117901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.117901][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.117901][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.117901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.117901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4727.117901][ T10] ipv6_add_addr+0x411/0x2000 [ 4727.117901][ T10] inet6_addr_add+0x30e/0xa40 [ 4727.117901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.117901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.117901][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.117901][ T10] netlink_unicast+0x449/0x710 [ 4727.117901][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.117901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.117901][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.117901][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.117901][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.117901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.117901][ T10] [ 4727.119925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.119925][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.119925][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.119925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.119925][ T10] ip6_route_add+0x1c/0x140 [ 4727.119925][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4727.119925][ T10] addrconf_add_dev+0xe2/0x170 [ 4727.119925][ T10] inet6_addr_add+0x12f/0xa40 [ 4727.119925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.119925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.119925][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.119925][ T10] netlink_unicast+0x449/0x710 [ 4727.119925][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.119925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.119925][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.119925][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.119925][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.119925][ T10] [ 4727.122004][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.122004][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4727.122004][ T10] ipv6_find_idev+0x102/0x170 [ 4727.122004][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.122004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.122004][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.122004][ T10] netlink_unicast+0x449/0x710 [ 4727.122004][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.122004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.122004][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.122004][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.122004][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.122004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.122004][ T10] [ 4727.123738][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4727.123738][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4727.123738][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4727.123738][ T10] ipv6_find_idev+0x102/0x170 [ 4727.123738][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.123738][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.123738][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.123738][ T10] netlink_unicast+0x449/0x710 [ 4727.123738][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.123738][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.123738][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.123738][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.123738][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.123738][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.123738][ T10] [ 4727.125751][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4727.126010][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4727.126010][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.126010][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.126010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.126010][ T10] ip6_route_add+0x1c/0x140 [ 4727.126010][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4727.126010][ T10] inet6_addr_add+0x4f8/0xa40 [ 4727.126010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.126010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.126010][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.126010][ T10] netlink_unicast+0x449/0x710 [ 4727.126010][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.126010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.126010][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.126010][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.126010][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.126010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.126010][ T10] [ 4727.128284][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4727.128284][ T10] netdev_get_by_index+0x5e/0x80 [ 4727.128284][ T10] fib6_nh_init+0x3d8/0x1580 [ 4727.128284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4727.128284][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4727.128284][ T10] ipv6_add_addr+0x411/0x2000 [ 4727.128284][ T10] inet6_addr_add+0x30e/0xa40 [ 4727.128284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4727.128284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.128284][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.128284][ T10] netlink_unicast+0x449/0x710 [ 4727.128284][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.128284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.128284][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.128284][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.128284][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.128284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.128284][ T10] [ 4727.130478][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4727.130478][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4727.130478][ T10] ipv6_find_idev+0x102/0x170 [ 4727.130478][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.130478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.130478][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.130478][ T10] netlink_unicast+0x449/0x710 [ 4727.130478][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.130478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.130478][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.130478][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.130478][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.130478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.130478][ T10] [ 4727.132201][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4727.132201][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4727.132201][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4727.132201][ T10] ipv6_find_idev+0x102/0x170 [ 4727.132201][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4727.132201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4727.132201][ T10] netlink_rcv_skb+0x130/0x360 [ 4727.132201][ T10] netlink_unicast+0x449/0x710 [ 4727.132201][ T10] netlink_sendmsg+0x723/0xbe0 [ 4727.132201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4727.132201][ T10] ___sys_sendmsg+0xee/0x170 [ 4727.132201][ T10] __sys_sendmsg+0xcd/0x170 [ 4727.132201][ T10] do_syscall_64+0xc6/0x1e0 [ 4727.132201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4727.132201][ T10] [ 4737.247014][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4737.247406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.247406][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4737.247406][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4737.247406][ T10] fib6_nh_init+0xa22/0x1580 [ 4737.247406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.247406][ T10] ip6_route_add+0x1c/0x140 [ 4737.247406][ T10] inet6_rtm_newroute+0x104/0x110 [ 4737.247406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.247406][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.247406][ T10] netlink_unicast+0x449/0x710 [ 4737.247406][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.247406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.247406][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.247406][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.247406][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.247406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.247406][ T10] [ 4737.249306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.249306][ T10] dst_init+0x84/0x4a0 [ 4737.249306][ T10] dst_alloc+0x97/0x150 [ 4737.249306][ T10] ip6_dst_alloc+0x23/0x90 [ 4737.249306][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4737.249306][ T10] ip6_pol_route+0x56f/0x840 [ 4737.249306][ T10] fib6_rule_lookup+0x456/0x630 [ 4737.249306][ T10] ip6_route_input+0x59c/0xa50 [ 4737.249306][ T10] ipv6_rcv+0x397/0x810 [ 4737.249306][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4737.249306][ T10] process_backlog+0x101/0x620 [ 4737.249306][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4737.249306][ T10] net_rx_action+0x495/0xbe0 [ 4737.249306][ T10] __do_softirq+0x1b5/0x7f6 [ 4737.249306][ T10] [ 4737.250973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.250973][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.250973][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.250973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.250973][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4737.250973][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4737.250973][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4737.250973][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4737.250973][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4737.250973][ T10] addrconf_dad_begin+0x310/0x670 [ 4737.250973][ T10] addrconf_dad_work+0x10b/0xab0 [ 4737.250973][ T10] process_one_work+0x84d/0x18a0 [ 4737.250973][ T10] worker_thread+0x587/0xd30 [ 4737.250973][ T10] kthread+0x28a/0x350 [ 4737.250973][ T10] ret_from_fork+0x31/0x70 [ 4737.250973][ T10] ret_from_fork_asm+0x1a/0x30 [ 4737.250973][ T10] [ 4737.252916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.252916][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.252916][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.252916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.252916][ T10] ip6_route_add+0x1c/0x140 [ 4737.252916][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4737.252916][ T10] inet6_addr_add+0x4f8/0xa40 [ 4737.252916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.252916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.252916][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.252916][ T10] netlink_unicast+0x449/0x710 [ 4737.252916][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.252916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.252916][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.252916][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.252916][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.252916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.252916][ T10] [ 4737.254950][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.254950][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.254950][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.254950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.254950][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4737.254950][ T10] ipv6_add_addr+0x411/0x2000 [ 4737.254950][ T10] inet6_addr_add+0x30e/0xa40 [ 4737.254950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.254950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.254950][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.254950][ T10] netlink_unicast+0x449/0x710 [ 4737.254950][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.254950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.254950][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.254950][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.254950][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.254950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.254950][ T10] [ 4737.256959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.256959][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.256959][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.256959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.256959][ T10] ip6_route_add+0x1c/0x140 [ 4737.256959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4737.256959][ T10] addrconf_add_dev+0xe2/0x170 [ 4737.256959][ T10] inet6_addr_add+0x12f/0xa40 [ 4737.256959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.256959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.256959][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.256959][ T10] netlink_unicast+0x449/0x710 [ 4737.256959][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.256959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.256959][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.256959][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.256959][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.256959][ T10] [ 4737.258920][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.258920][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4737.258920][ T10] ipv6_find_idev+0x102/0x170 [ 4737.258920][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.258920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.258920][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.258920][ T10] netlink_unicast+0x449/0x710 [ 4737.258920][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.258920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.258920][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.258920][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.258920][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.258920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.258920][ T10] [ 4737.260484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4737.260484][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4737.260484][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4737.260484][ T10] ipv6_find_idev+0x102/0x170 [ 4737.260484][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.260484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.260484][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.260484][ T10] netlink_unicast+0x449/0x710 [ 4737.260484][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.260484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.260484][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.260484][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.260484][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.260484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.260484][ T10] [ 4737.262189][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4737.262476][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4737.262476][ T10] dst_init+0x84/0x4a0 [ 4737.262476][ T10] dst_alloc+0x97/0x150 [ 4737.262476][ T10] ip6_dst_alloc+0x23/0x90 [ 4737.262476][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4737.262476][ T10] ip6_pol_route+0x56f/0x840 [ 4737.262476][ T10] fib6_rule_lookup+0x456/0x630 [ 4737.262476][ T10] ip6_route_input+0x59c/0xa50 [ 4737.262476][ T10] ipv6_rcv+0x397/0x810 [ 4737.262476][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4737.262476][ T10] process_backlog+0x101/0x620 [ 4737.262476][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4737.262476][ T10] net_rx_action+0x495/0xbe0 [ 4737.262476][ T10] __do_softirq+0x1b5/0x7f6 [ 4737.262476][ T10] [ 4737.264124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.264124][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4737.264124][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4737.264124][ T10] fib6_nh_init+0xa22/0x1580 [ 4737.264124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.264124][ T10] ip6_route_add+0x1c/0x140 [ 4737.264124][ T10] inet6_rtm_newroute+0x104/0x110 [ 4737.264124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.264124][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.264124][ T10] netlink_unicast+0x449/0x710 [ 4737.264124][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.264124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.264124][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.264124][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.264124][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.264124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.264124][ T10] [ 4737.266006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.266006][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.266006][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.266006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.266006][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4737.266006][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4737.266006][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4737.266006][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4737.266006][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4737.266006][ T10] addrconf_dad_begin+0x310/0x670 [ 4737.266006][ T10] addrconf_dad_work+0x10b/0xab0 [ 4737.266006][ T10] process_one_work+0x84d/0x18a0 [ 4737.266006][ T10] worker_thread+0x587/0xd30 [ 4737.266006][ T10] kthread+0x28a/0x350 [ 4737.266006][ T10] ret_from_fork+0x31/0x70 [ 4737.266006][ T10] ret_from_fork_asm+0x1a/0x30 [ 4737.266006][ T10] [ 4737.267927][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.267927][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.267927][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.267927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.267927][ T10] ip6_route_add+0x1c/0x140 [ 4737.267927][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4737.267927][ T10] inet6_addr_add+0x4f8/0xa40 [ 4737.267927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.267927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.267927][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.267927][ T10] netlink_unicast+0x449/0x710 [ 4737.267927][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.267927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.267927][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.267927][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.267927][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.267927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.267927][ T10] [ 4737.269923][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.269923][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.269923][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.269923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.269923][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4737.269923][ T10] ipv6_add_addr+0x411/0x2000 [ 4737.269923][ T10] inet6_addr_add+0x30e/0xa40 [ 4737.269923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.269923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.269923][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.269923][ T10] netlink_unicast+0x449/0x710 [ 4737.269923][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.269923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.269923][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.269923][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.269923][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.269923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.269923][ T10] [ 4737.271918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.271918][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.271918][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.271918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.271918][ T10] ip6_route_add+0x1c/0x140 [ 4737.271918][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4737.271918][ T10] addrconf_add_dev+0xe2/0x170 [ 4737.271918][ T10] inet6_addr_add+0x12f/0xa40 [ 4737.271918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.271918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.271918][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.271918][ T10] netlink_unicast+0x449/0x710 [ 4737.271918][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.271918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.271918][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.271918][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.271918][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.271918][ T10] [ 4737.274075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.274075][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4737.274075][ T10] ipv6_find_idev+0x102/0x170 [ 4737.274075][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.274075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.274075][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.274075][ T10] netlink_unicast+0x449/0x710 [ 4737.274075][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.274075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.274075][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.274075][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.274075][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.274075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.274075][ T10] [ 4737.275855][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4737.275855][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4737.275855][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4737.275855][ T10] ipv6_find_idev+0x102/0x170 [ 4737.275855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.275855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.275855][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.275855][ T10] netlink_unicast+0x449/0x710 [ 4737.275855][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.275855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.275855][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.275855][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.275855][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.275855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.275855][ T10] [ 4737.277719][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4737.277979][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4737.277979][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.277979][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.277979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.277979][ T10] ip6_route_add+0x1c/0x140 [ 4737.277979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4737.277979][ T10] inet6_addr_add+0x4f8/0xa40 [ 4737.277979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.277979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.277979][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.277979][ T10] netlink_unicast+0x449/0x710 [ 4737.277979][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.277979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.277979][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.277979][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.277979][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.277979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.277979][ T10] [ 4737.280229][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4737.280229][ T10] netdev_get_by_index+0x5e/0x80 [ 4737.280229][ T10] fib6_nh_init+0x3d8/0x1580 [ 4737.280229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4737.280229][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4737.280229][ T10] ipv6_add_addr+0x411/0x2000 [ 4737.280229][ T10] inet6_addr_add+0x30e/0xa40 [ 4737.280229][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4737.280229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.280229][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.280229][ T10] netlink_unicast+0x449/0x710 [ 4737.280229][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.280229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.280229][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.280229][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.280229][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.280229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.280229][ T10] [ 4737.282464][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4737.282464][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4737.282464][ T10] ipv6_find_idev+0x102/0x170 [ 4737.282464][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.282464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.282464][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.282464][ T10] netlink_unicast+0x449/0x710 [ 4737.282464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.282464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.282464][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.282464][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.282464][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.282464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.282464][ T10] [ 4737.284264][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4737.284264][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4737.284264][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4737.284264][ T10] ipv6_find_idev+0x102/0x170 [ 4737.284264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4737.284264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4737.284264][ T10] netlink_rcv_skb+0x130/0x360 [ 4737.284264][ T10] netlink_unicast+0x449/0x710 [ 4737.284264][ T10] netlink_sendmsg+0x723/0xbe0 [ 4737.284264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4737.284264][ T10] ___sys_sendmsg+0xee/0x170 [ 4737.284264][ T10] __sys_sendmsg+0xcd/0x170 [ 4737.284264][ T10] do_syscall_64+0xc6/0x1e0 [ 4737.284264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4737.284264][ T10] [ 4747.398940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4747.399406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.399406][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4747.399406][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4747.399406][ T10] fib6_nh_init+0xa22/0x1580 [ 4747.399406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.399406][ T10] ip6_route_add+0x1c/0x140 [ 4747.399406][ T10] inet6_rtm_newroute+0x104/0x110 [ 4747.399406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.399406][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.399406][ T10] netlink_unicast+0x449/0x710 [ 4747.399406][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.399406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.399406][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.399406][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.399406][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.399406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.399406][ T10] [ 4747.401310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.401310][ T10] dst_init+0x84/0x4a0 [ 4747.401310][ T10] dst_alloc+0x97/0x150 [ 4747.401310][ T10] ip6_dst_alloc+0x23/0x90 [ 4747.401310][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4747.401310][ T10] ip6_pol_route+0x56f/0x840 [ 4747.401310][ T10] fib6_rule_lookup+0x456/0x630 [ 4747.401310][ T10] ip6_route_input+0x59c/0xa50 [ 4747.401310][ T10] ipv6_rcv+0x397/0x810 [ 4747.401310][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4747.401310][ T10] process_backlog+0x101/0x620 [ 4747.401310][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4747.401310][ T10] net_rx_action+0x495/0xbe0 [ 4747.401310][ T10] __do_softirq+0x1b5/0x7f6 [ 4747.401310][ T10] [ 4747.402978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.402978][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.402978][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.402978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.402978][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4747.402978][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4747.402978][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4747.402978][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4747.402978][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4747.402978][ T10] addrconf_dad_begin+0x310/0x670 [ 4747.402978][ T10] addrconf_dad_work+0x10b/0xab0 [ 4747.402978][ T10] process_one_work+0x84d/0x18a0 [ 4747.402978][ T10] worker_thread+0x587/0xd30 [ 4747.402978][ T10] kthread+0x28a/0x350 [ 4747.402978][ T10] ret_from_fork+0x31/0x70 [ 4747.402978][ T10] ret_from_fork_asm+0x1a/0x30 [ 4747.402978][ T10] [ 4747.404940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.404940][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.404940][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.404940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.404940][ T10] ip6_route_add+0x1c/0x140 [ 4747.404940][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4747.404940][ T10] inet6_addr_add+0x4f8/0xa40 [ 4747.404940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.404940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.404940][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.404940][ T10] netlink_unicast+0x449/0x710 [ 4747.404940][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.404940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.404940][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.404940][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.404940][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.404940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.404940][ T10] [ 4747.406933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.406933][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.406933][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.406933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.406933][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4747.406933][ T10] ipv6_add_addr+0x411/0x2000 [ 4747.406933][ T10] inet6_addr_add+0x30e/0xa40 [ 4747.406933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.406933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.406933][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.406933][ T10] netlink_unicast+0x449/0x710 [ 4747.406933][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.406933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.406933][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.406933][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.406933][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.406933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.406933][ T10] [ 4747.408938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.408938][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.408938][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.408938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.408938][ T10] ip6_route_add+0x1c/0x140 [ 4747.408938][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4747.408938][ T10] addrconf_add_dev+0xe2/0x170 [ 4747.408938][ T10] inet6_addr_add+0x12f/0xa40 [ 4747.408938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.408938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.408938][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.408938][ T10] netlink_unicast+0x449/0x710 [ 4747.408938][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.408938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.408938][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.408938][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.408938][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.408938][ T10] [ 4747.410913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.410913][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4747.410913][ T10] ipv6_find_idev+0x102/0x170 [ 4747.410913][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.410913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.410913][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.410913][ T10] netlink_unicast+0x449/0x710 [ 4747.410913][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.410913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.410913][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.410913][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.410913][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.410913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.410913][ T10] [ 4747.412467][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4747.412467][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4747.412467][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4747.412467][ T10] ipv6_find_idev+0x102/0x170 [ 4747.412467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.412467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.412467][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.412467][ T10] netlink_unicast+0x449/0x710 [ 4747.412467][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.412467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.412467][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.412467][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.412467][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.412467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.412467][ T10] [ 4747.414181][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4747.414455][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4747.414455][ T10] dst_init+0x84/0x4a0 [ 4747.414455][ T10] dst_alloc+0x97/0x150 [ 4747.414455][ T10] ip6_dst_alloc+0x23/0x90 [ 4747.414455][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4747.414455][ T10] ip6_pol_route+0x56f/0x840 [ 4747.414455][ T10] fib6_rule_lookup+0x456/0x630 [ 4747.414455][ T10] ip6_route_input+0x59c/0xa50 [ 4747.414455][ T10] ipv6_rcv+0x397/0x810 [ 4747.414455][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4747.414455][ T10] process_backlog+0x101/0x620 [ 4747.414455][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4747.414455][ T10] net_rx_action+0x495/0xbe0 [ 4747.414455][ T10] __do_softirq+0x1b5/0x7f6 [ 4747.414455][ T10] [ 4747.416114][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.416114][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4747.416114][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4747.416114][ T10] fib6_nh_init+0xa22/0x1580 [ 4747.416114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.416114][ T10] ip6_route_add+0x1c/0x140 [ 4747.416114][ T10] inet6_rtm_newroute+0x104/0x110 [ 4747.416114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.416114][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.416114][ T10] netlink_unicast+0x449/0x710 [ 4747.416114][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.416114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.416114][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.416114][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.416114][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.416114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.416114][ T10] [ 4747.417994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.417994][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.417994][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.417994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.417994][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4747.417994][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4747.417994][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4747.417994][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4747.417994][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4747.417994][ T10] addrconf_dad_begin+0x310/0x670 [ 4747.417994][ T10] addrconf_dad_work+0x10b/0xab0 [ 4747.417994][ T10] process_one_work+0x84d/0x18a0 [ 4747.417994][ T10] worker_thread+0x587/0xd30 [ 4747.417994][ T10] kthread+0x28a/0x350 [ 4747.417994][ T10] ret_from_fork+0x31/0x70 [ 4747.417994][ T10] ret_from_fork_asm+0x1a/0x30 [ 4747.417994][ T10] [ 4747.419904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.419904][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.419904][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.419904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.419904][ T10] ip6_route_add+0x1c/0x140 [ 4747.419904][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4747.419904][ T10] inet6_addr_add+0x4f8/0xa40 [ 4747.419904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.419904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.419904][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.419904][ T10] netlink_unicast+0x449/0x710 [ 4747.419904][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.419904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.419904][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.419904][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.419904][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.419904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.419904][ T10] [ 4747.421952][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.421952][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.421952][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.421952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.421952][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4747.421952][ T10] ipv6_add_addr+0x411/0x2000 [ 4747.421952][ T10] inet6_addr_add+0x30e/0xa40 [ 4747.421952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.421952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.421952][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.421952][ T10] netlink_unicast+0x449/0x710 [ 4747.421952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.421952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.421952][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.421952][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.421952][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.421952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.421952][ T10] [ 4747.424054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.424054][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.424054][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.424054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.424054][ T10] ip6_route_add+0x1c/0x140 [ 4747.424054][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4747.424054][ T10] addrconf_add_dev+0xe2/0x170 [ 4747.424054][ T10] inet6_addr_add+0x12f/0xa40 [ 4747.424054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.424054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.424054][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.424054][ T10] netlink_unicast+0x449/0x710 [ 4747.424054][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.424054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.424054][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.424054][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.424054][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.424054][ T10] [ 4747.426237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.426237][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4747.426237][ T10] ipv6_find_idev+0x102/0x170 [ 4747.426237][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.426237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.426237][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.426237][ T10] netlink_unicast+0x449/0x710 [ 4747.426237][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.426237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.426237][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.426237][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.426237][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.426237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.426237][ T10] [ 4747.428115][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4747.428115][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4747.428115][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4747.428115][ T10] ipv6_find_idev+0x102/0x170 [ 4747.428115][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.428115][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.428115][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.428115][ T10] netlink_unicast+0x449/0x710 [ 4747.428115][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.428115][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.428115][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.428115][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.428115][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.428115][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.428115][ T10] [ 4747.429981][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4747.430218][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4747.430218][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.430218][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.430218][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.430218][ T10] ip6_route_add+0x1c/0x140 [ 4747.430218][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4747.430218][ T10] inet6_addr_add+0x4f8/0xa40 [ 4747.430218][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.430218][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.430218][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.430218][ T10] netlink_unicast+0x449/0x710 [ 4747.430218][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.430218][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.430218][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.430218][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.430218][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.430218][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.430218][ T10] [ 4747.432457][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4747.432457][ T10] netdev_get_by_index+0x5e/0x80 [ 4747.432457][ T10] fib6_nh_init+0x3d8/0x1580 [ 4747.432457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4747.432457][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4747.432457][ T10] ipv6_add_addr+0x411/0x2000 [ 4747.432457][ T10] inet6_addr_add+0x30e/0xa40 [ 4747.432457][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4747.432457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.432457][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.432457][ T10] netlink_unicast+0x449/0x710 [ 4747.432457][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.432457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.432457][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.432457][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.432457][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.432457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.432457][ T10] [ 4747.434894][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4747.434894][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4747.434894][ T10] ipv6_find_idev+0x102/0x170 [ 4747.434894][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.434894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.434894][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.434894][ T10] netlink_unicast+0x449/0x710 [ 4747.434894][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.434894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.434894][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.434894][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.434894][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.434894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.434894][ T10] [ 4747.436830][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4747.436830][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4747.436830][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4747.436830][ T10] ipv6_find_idev+0x102/0x170 [ 4747.436830][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4747.436830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4747.436830][ T10] netlink_rcv_skb+0x130/0x360 [ 4747.436830][ T10] netlink_unicast+0x449/0x710 [ 4747.436830][ T10] netlink_sendmsg+0x723/0xbe0 [ 4747.436830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4747.436830][ T10] ___sys_sendmsg+0xee/0x170 [ 4747.436830][ T10] __sys_sendmsg+0xcd/0x170 [ 4747.436830][ T10] do_syscall_64+0xc6/0x1e0 [ 4747.436830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4747.436830][ T10] [ 4757.630995][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4757.631446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.631446][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4757.631446][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4757.631446][ T10] fib6_nh_init+0xa22/0x1580 [ 4757.631446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.631446][ T10] ip6_route_add+0x1c/0x140 [ 4757.631446][ T10] inet6_rtm_newroute+0x104/0x110 [ 4757.631446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.631446][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.631446][ T10] netlink_unicast+0x449/0x710 [ 4757.631446][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.631446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.631446][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.631446][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.631446][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.631446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.631446][ T10] [ 4757.633550][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.633550][ T10] dst_init+0x84/0x4a0 [ 4757.633550][ T10] dst_alloc+0x97/0x150 [ 4757.633550][ T10] ip6_dst_alloc+0x23/0x90 [ 4757.633550][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4757.633550][ T10] ip6_pol_route+0x56f/0x840 [ 4757.633550][ T10] fib6_rule_lookup+0x456/0x630 [ 4757.633550][ T10] ip6_route_input+0x59c/0xa50 [ 4757.633550][ T10] ipv6_rcv+0x397/0x810 [ 4757.633550][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4757.633550][ T10] process_backlog+0x101/0x620 [ 4757.633550][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4757.633550][ T10] net_rx_action+0x495/0xbe0 [ 4757.633550][ T10] __do_softirq+0x1b5/0x7f6 [ 4757.633550][ T10] [ 4757.635349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.635349][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.635349][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.635349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.635349][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4757.635349][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4757.635349][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4757.635349][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4757.635349][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4757.635349][ T10] addrconf_dad_begin+0x310/0x670 [ 4757.635349][ T10] addrconf_dad_work+0x10b/0xab0 [ 4757.635349][ T10] process_one_work+0x84d/0x18a0 [ 4757.635349][ T10] worker_thread+0x587/0xd30 [ 4757.635349][ T10] kthread+0x28a/0x350 [ 4757.635349][ T10] ret_from_fork+0x31/0x70 [ 4757.635349][ T10] ret_from_fork_asm+0x1a/0x30 [ 4757.635349][ T10] [ 4757.637415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.637415][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.637415][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.637415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.637415][ T10] ip6_route_add+0x1c/0x140 [ 4757.637415][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4757.637415][ T10] inet6_addr_add+0x4f8/0xa40 [ 4757.637415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.637415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.637415][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.637415][ T10] netlink_unicast+0x449/0x710 [ 4757.637415][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.637415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.637415][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.637415][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.637415][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.637415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.637415][ T10] [ 4757.639574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.639574][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.639574][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.639574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.639574][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4757.639574][ T10] ipv6_add_addr+0x411/0x2000 [ 4757.639574][ T10] inet6_addr_add+0x30e/0xa40 [ 4757.639574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.639574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.639574][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.639574][ T10] netlink_unicast+0x449/0x710 [ 4757.639574][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.639574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.639574][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.639574][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.639574][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.639574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.639574][ T10] [ 4757.641779][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.641779][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.641779][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.641779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.641779][ T10] ip6_route_add+0x1c/0x140 [ 4757.641779][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4757.641779][ T10] addrconf_add_dev+0xe2/0x170 [ 4757.641779][ T10] inet6_addr_add+0x12f/0xa40 [ 4757.641779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.641779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.641779][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.641779][ T10] netlink_unicast+0x449/0x710 [ 4757.641779][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.641779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.641779][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.641779][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.641779][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.641779][ T10] [ 4757.643952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.643952][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4757.643952][ T10] ipv6_find_idev+0x102/0x170 [ 4757.643952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.643952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.643952][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.643952][ T10] netlink_unicast+0x449/0x710 [ 4757.643952][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.643952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.643952][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.643952][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.643952][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.643952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.643952][ T10] [ 4757.645650][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4757.645650][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4757.645650][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4757.645650][ T10] ipv6_find_idev+0x102/0x170 [ 4757.645650][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.645650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.645650][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.645650][ T10] netlink_unicast+0x449/0x710 [ 4757.645650][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.645650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.645650][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.645650][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.645650][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.645650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.645650][ T10] [ 4757.647510][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4757.647804][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4757.647804][ T10] dst_init+0x84/0x4a0 [ 4757.647804][ T10] dst_alloc+0x97/0x150 [ 4757.647804][ T10] ip6_dst_alloc+0x23/0x90 [ 4757.647804][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4757.647804][ T10] ip6_pol_route+0x56f/0x840 [ 4757.647804][ T10] fib6_rule_lookup+0x456/0x630 [ 4757.647804][ T10] ip6_route_input+0x59c/0xa50 [ 4757.647804][ T10] ipv6_rcv+0x397/0x810 [ 4757.647804][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4757.647804][ T10] process_backlog+0x101/0x620 [ 4757.647804][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4757.647804][ T10] net_rx_action+0x495/0xbe0 [ 4757.647804][ T10] __do_softirq+0x1b5/0x7f6 [ 4757.647804][ T10] [ 4757.649599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.649599][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4757.649599][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4757.649599][ T10] fib6_nh_init+0xa22/0x1580 [ 4757.649599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.649599][ T10] ip6_route_add+0x1c/0x140 [ 4757.649599][ T10] inet6_rtm_newroute+0x104/0x110 [ 4757.649599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.649599][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.649599][ T10] netlink_unicast+0x449/0x710 [ 4757.649599][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.649599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.649599][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.649599][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.649599][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.649599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.649599][ T10] [ 4757.651576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.651576][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.651576][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.651576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.651576][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4757.651576][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4757.651576][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4757.651576][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4757.651576][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4757.651576][ T10] addrconf_dad_begin+0x310/0x670 [ 4757.651576][ T10] addrconf_dad_work+0x10b/0xab0 [ 4757.651576][ T10] process_one_work+0x84d/0x18a0 [ 4757.651576][ T10] worker_thread+0x587/0xd30 [ 4757.651576][ T10] kthread+0x28a/0x350 [ 4757.651576][ T10] ret_from_fork+0x31/0x70 [ 4757.651576][ T10] ret_from_fork_asm+0x1a/0x30 [ 4757.651576][ T10] [ 4757.653500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.653500][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.653500][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.653500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.653500][ T10] ip6_route_add+0x1c/0x140 [ 4757.653500][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4757.653500][ T10] inet6_addr_add+0x4f8/0xa40 [ 4757.653500][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.653500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.653500][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.653500][ T10] netlink_unicast+0x449/0x710 [ 4757.653500][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.653500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.653500][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.653500][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.653500][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.653500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.653500][ T10] [ 4757.655539][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.655539][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.655539][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.655539][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.655539][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4757.655539][ T10] ipv6_add_addr+0x411/0x2000 [ 4757.655539][ T10] inet6_addr_add+0x30e/0xa40 [ 4757.655539][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.655539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.655539][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.655539][ T10] netlink_unicast+0x449/0x710 [ 4757.655539][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.655539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.655539][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.655539][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.655539][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.655539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.655539][ T10] [ 4757.657545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.657545][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.657545][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.657545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.657545][ T10] ip6_route_add+0x1c/0x140 [ 4757.657545][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4757.657545][ T10] addrconf_add_dev+0xe2/0x170 [ 4757.657545][ T10] inet6_addr_add+0x12f/0xa40 [ 4757.657545][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.657545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.657545][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.657545][ T10] netlink_unicast+0x449/0x710 [ 4757.657545][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.657545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.657545][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.657545][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.657545][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.657545][ T10] [ 4757.659710][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.659710][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4757.659710][ T10] ipv6_find_idev+0x102/0x170 [ 4757.659710][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.659710][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.659710][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.659710][ T10] netlink_unicast+0x449/0x710 [ 4757.659710][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.659710][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.659710][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.659710][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.659710][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.659710][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.659710][ T10] [ 4757.661452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4757.661452][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4757.661452][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4757.661452][ T10] ipv6_find_idev+0x102/0x170 [ 4757.661452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.661452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.661452][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.661452][ T10] netlink_unicast+0x449/0x710 [ 4757.661452][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.661452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.661452][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.661452][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.661452][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.661452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.661452][ T10] [ 4757.663509][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4757.663744][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4757.663744][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.663744][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.663744][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.663744][ T10] ip6_route_add+0x1c/0x140 [ 4757.663744][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4757.663744][ T10] inet6_addr_add+0x4f8/0xa40 [ 4757.663744][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.663744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.663744][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.663744][ T10] netlink_unicast+0x449/0x710 [ 4757.663744][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.663744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.663744][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.663744][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.663744][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.663744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.663744][ T10] [ 4757.665994][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4757.665994][ T10] netdev_get_by_index+0x5e/0x80 [ 4757.665994][ T10] fib6_nh_init+0x3d8/0x1580 [ 4757.665994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4757.665994][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4757.665994][ T10] ipv6_add_addr+0x411/0x2000 [ 4757.665994][ T10] inet6_addr_add+0x30e/0xa40 [ 4757.665994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4757.665994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.665994][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.665994][ T10] netlink_unicast+0x449/0x710 [ 4757.665994][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.665994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.665994][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.665994][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.665994][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.665994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.665994][ T10] [ 4757.668183][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4757.668183][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4757.668183][ T10] ipv6_find_idev+0x102/0x170 [ 4757.668183][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.668183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.668183][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.668183][ T10] netlink_unicast+0x449/0x710 [ 4757.668183][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.668183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.668183][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.668183][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.668183][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.668183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.668183][ T10] [ 4757.669907][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4757.669907][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4757.669907][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4757.669907][ T10] ipv6_find_idev+0x102/0x170 [ 4757.669907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4757.669907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4757.669907][ T10] netlink_rcv_skb+0x130/0x360 [ 4757.669907][ T10] netlink_unicast+0x449/0x710 [ 4757.669907][ T10] netlink_sendmsg+0x723/0xbe0 [ 4757.669907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4757.669907][ T10] ___sys_sendmsg+0xee/0x170 [ 4757.669907][ T10] __sys_sendmsg+0xcd/0x170 [ 4757.669907][ T10] do_syscall_64+0xc6/0x1e0 [ 4757.669907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4757.669907][ T10] [ 4767.886912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4767.887369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.887369][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4767.887369][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4767.887369][ T10] fib6_nh_init+0xa22/0x1580 [ 4767.887369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.887369][ T10] ip6_route_add+0x1c/0x140 [ 4767.887369][ T10] inet6_rtm_newroute+0x104/0x110 [ 4767.887369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.887369][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.887369][ T10] netlink_unicast+0x449/0x710 [ 4767.887369][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.887369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.887369][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.887369][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.887369][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.887369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.887369][ T10] [ 4767.889302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.889302][ T10] dst_init+0x84/0x4a0 [ 4767.889302][ T10] dst_alloc+0x97/0x150 [ 4767.889302][ T10] ip6_dst_alloc+0x23/0x90 [ 4767.889302][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4767.889302][ T10] ip6_pol_route+0x56f/0x840 [ 4767.889302][ T10] fib6_rule_lookup+0x456/0x630 [ 4767.889302][ T10] ip6_route_input+0x59c/0xa50 [ 4767.889302][ T10] ipv6_rcv+0x397/0x810 [ 4767.889302][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4767.889302][ T10] process_backlog+0x101/0x620 [ 4767.889302][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4767.889302][ T10] net_rx_action+0x495/0xbe0 [ 4767.889302][ T10] __do_softirq+0x1b5/0x7f6 [ 4767.889302][ T10] [ 4767.891075][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.891075][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.891075][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.891075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.891075][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4767.891075][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4767.891075][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4767.891075][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4767.891075][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4767.891075][ T10] addrconf_dad_begin+0x310/0x670 [ 4767.891075][ T10] addrconf_dad_work+0x10b/0xab0 [ 4767.891075][ T10] process_one_work+0x84d/0x18a0 [ 4767.891075][ T10] worker_thread+0x587/0xd30 [ 4767.891075][ T10] kthread+0x28a/0x350 [ 4767.891075][ T10] ret_from_fork+0x31/0x70 [ 4767.891075][ T10] ret_from_fork_asm+0x1a/0x30 [ 4767.891075][ T10] [ 4767.892985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.892985][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.892985][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.892985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.892985][ T10] ip6_route_add+0x1c/0x140 [ 4767.892985][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4767.892985][ T10] inet6_addr_add+0x4f8/0xa40 [ 4767.892985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.892985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.892985][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.892985][ T10] netlink_unicast+0x449/0x710 [ 4767.892985][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.892985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.892985][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.892985][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.892985][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.892985][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.892985][ T10] [ 4767.894990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.894990][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.894990][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.894990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.894990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4767.894990][ T10] ipv6_add_addr+0x411/0x2000 [ 4767.894990][ T10] inet6_addr_add+0x30e/0xa40 [ 4767.894990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.894990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.894990][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.894990][ T10] netlink_unicast+0x449/0x710 [ 4767.894990][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.894990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.894990][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.894990][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.894990][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.894990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.894990][ T10] [ 4767.896995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.896995][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.896995][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.896995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.896995][ T10] ip6_route_add+0x1c/0x140 [ 4767.896995][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4767.896995][ T10] addrconf_add_dev+0xe2/0x170 [ 4767.896995][ T10] inet6_addr_add+0x12f/0xa40 [ 4767.896995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.896995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.896995][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.896995][ T10] netlink_unicast+0x449/0x710 [ 4767.896995][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.896995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.896995][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.896995][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.896995][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.896995][ T10] [ 4767.899000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.899000][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4767.899000][ T10] ipv6_find_idev+0x102/0x170 [ 4767.899000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.899000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.899000][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.899000][ T10] netlink_unicast+0x449/0x710 [ 4767.899000][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.899000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.899000][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.899000][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.899000][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.899000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.899000][ T10] [ 4767.900568][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4767.900568][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4767.900568][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4767.900568][ T10] ipv6_find_idev+0x102/0x170 [ 4767.900568][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.900568][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.900568][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.900568][ T10] netlink_unicast+0x449/0x710 [ 4767.900568][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.900568][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.900568][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.900568][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.900568][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.900568][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.900568][ T10] [ 4767.902269][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4767.902545][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4767.902545][ T10] dst_init+0x84/0x4a0 [ 4767.902545][ T10] dst_alloc+0x97/0x150 [ 4767.902545][ T10] ip6_dst_alloc+0x23/0x90 [ 4767.902545][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4767.902545][ T10] ip6_pol_route+0x56f/0x840 [ 4767.902545][ T10] fib6_rule_lookup+0x456/0x630 [ 4767.902545][ T10] ip6_route_input+0x59c/0xa50 [ 4767.902545][ T10] ipv6_rcv+0x397/0x810 [ 4767.902545][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4767.902545][ T10] process_backlog+0x101/0x620 [ 4767.902545][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4767.902545][ T10] net_rx_action+0x495/0xbe0 [ 4767.902545][ T10] __do_softirq+0x1b5/0x7f6 [ 4767.902545][ T10] [ 4767.904195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.904195][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4767.904195][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4767.904195][ T10] fib6_nh_init+0xa22/0x1580 [ 4767.904195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.904195][ T10] ip6_route_add+0x1c/0x140 [ 4767.904195][ T10] inet6_rtm_newroute+0x104/0x110 [ 4767.904195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.904195][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.904195][ T10] netlink_unicast+0x449/0x710 [ 4767.904195][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.904195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.904195][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.904195][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.904195][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.904195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.904195][ T10] [ 4767.906106][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.906106][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.906106][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.906106][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.906106][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4767.906106][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4767.906106][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4767.906106][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4767.906106][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4767.906106][ T10] addrconf_dad_begin+0x310/0x670 [ 4767.906106][ T10] addrconf_dad_work+0x10b/0xab0 [ 4767.906106][ T10] process_one_work+0x84d/0x18a0 [ 4767.906106][ T10] worker_thread+0x587/0xd30 [ 4767.906106][ T10] kthread+0x28a/0x350 [ 4767.906106][ T10] ret_from_fork+0x31/0x70 [ 4767.906106][ T10] ret_from_fork_asm+0x1a/0x30 [ 4767.906106][ T10] [ 4767.908018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.908018][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.908018][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.908018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.908018][ T10] ip6_route_add+0x1c/0x140 [ 4767.908018][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4767.908018][ T10] inet6_addr_add+0x4f8/0xa40 [ 4767.908018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.908018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.908018][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.908018][ T10] netlink_unicast+0x449/0x710 [ 4767.908018][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.908018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.908018][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.908018][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.908018][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.908018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.908018][ T10] [ 4767.910009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.910009][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.910009][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.910009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.910009][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4767.910009][ T10] ipv6_add_addr+0x411/0x2000 [ 4767.910009][ T10] inet6_addr_add+0x30e/0xa40 [ 4767.910009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.910009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.910009][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.910009][ T10] netlink_unicast+0x449/0x710 [ 4767.910009][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.910009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.910009][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.910009][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.910009][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.910009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.910009][ T10] [ 4767.912011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.912011][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.912011][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.912011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.912011][ T10] ip6_route_add+0x1c/0x140 [ 4767.912011][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4767.912011][ T10] addrconf_add_dev+0xe2/0x170 [ 4767.912011][ T10] inet6_addr_add+0x12f/0xa40 [ 4767.912011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.912011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.912011][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.912011][ T10] netlink_unicast+0x449/0x710 [ 4767.912011][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.912011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.912011][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.912011][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.912011][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.912011][ T10] [ 4767.914172][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.914172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4767.914172][ T10] ipv6_find_idev+0x102/0x170 [ 4767.914172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.914172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.914172][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.914172][ T10] netlink_unicast+0x449/0x710 [ 4767.914172][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.914172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.914172][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.914172][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.914172][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.914172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.914172][ T10] [ 4767.915981][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4767.915981][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4767.915981][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4767.915981][ T10] ipv6_find_idev+0x102/0x170 [ 4767.915981][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.915981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.915981][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.915981][ T10] netlink_unicast+0x449/0x710 [ 4767.915981][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.915981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.915981][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.915981][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.915981][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.915981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.915981][ T10] [ 4767.917847][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4767.918094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4767.918094][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.918094][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.918094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.918094][ T10] ip6_route_add+0x1c/0x140 [ 4767.918094][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4767.918094][ T10] inet6_addr_add+0x4f8/0xa40 [ 4767.918094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.918094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.918094][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.918094][ T10] netlink_unicast+0x449/0x710 [ 4767.918094][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.918094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.918094][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.918094][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.918094][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.918094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.918094][ T10] [ 4767.920330][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4767.920330][ T10] netdev_get_by_index+0x5e/0x80 [ 4767.920330][ T10] fib6_nh_init+0x3d8/0x1580 [ 4767.920330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4767.920330][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4767.920330][ T10] ipv6_add_addr+0x411/0x2000 [ 4767.920330][ T10] inet6_addr_add+0x30e/0xa40 [ 4767.920330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4767.920330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.920330][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.920330][ T10] netlink_unicast+0x449/0x710 [ 4767.920330][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.920330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.920330][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.920330][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.920330][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.920330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.920330][ T10] [ 4767.922570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4767.922570][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4767.922570][ T10] ipv6_find_idev+0x102/0x170 [ 4767.922570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.922570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.922570][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.922570][ T10] netlink_unicast+0x449/0x710 [ 4767.922570][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.922570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.922570][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.922570][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.922570][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.922570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.922570][ T10] [ 4767.924373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4767.924373][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4767.924373][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4767.924373][ T10] ipv6_find_idev+0x102/0x170 [ 4767.924373][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4767.924373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4767.924373][ T10] netlink_rcv_skb+0x130/0x360 [ 4767.924373][ T10] netlink_unicast+0x449/0x710 [ 4767.924373][ T10] netlink_sendmsg+0x723/0xbe0 [ 4767.924373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4767.924373][ T10] ___sys_sendmsg+0xee/0x170 [ 4767.924373][ T10] __sys_sendmsg+0xcd/0x170 [ 4767.924373][ T10] do_syscall_64+0xc6/0x1e0 [ 4767.924373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4767.924373][ T10] [ 4778.143029][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4778.143445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.143445][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4778.143445][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4778.143445][ T10] fib6_nh_init+0xa22/0x1580 [ 4778.143445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.143445][ T10] ip6_route_add+0x1c/0x140 [ 4778.143445][ T10] inet6_rtm_newroute+0x104/0x110 [ 4778.143445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.143445][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.143445][ T10] netlink_unicast+0x449/0x710 [ 4778.143445][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.143445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.143445][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.143445][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.143445][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.143445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.143445][ T10] [ 4778.145544][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.145544][ T10] dst_init+0x84/0x4a0 [ 4778.145544][ T10] dst_alloc+0x97/0x150 [ 4778.145544][ T10] ip6_dst_alloc+0x23/0x90 [ 4778.145544][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4778.145544][ T10] ip6_pol_route+0x56f/0x840 [ 4778.145544][ T10] fib6_rule_lookup+0x456/0x630 [ 4778.145544][ T10] ip6_route_input+0x59c/0xa50 [ 4778.145544][ T10] ipv6_rcv+0x397/0x810 [ 4778.145544][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4778.145544][ T10] process_backlog+0x101/0x620 [ 4778.145544][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4778.145544][ T10] net_rx_action+0x495/0xbe0 [ 4778.145544][ T10] __do_softirq+0x1b5/0x7f6 [ 4778.145544][ T10] [ 4778.147352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.147352][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.147352][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.147352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.147352][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4778.147352][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4778.147352][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4778.147352][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4778.147352][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4778.147352][ T10] addrconf_dad_begin+0x310/0x670 [ 4778.147352][ T10] addrconf_dad_work+0x10b/0xab0 [ 4778.147352][ T10] process_one_work+0x84d/0x18a0 [ 4778.147352][ T10] worker_thread+0x587/0xd30 [ 4778.147352][ T10] kthread+0x28a/0x350 [ 4778.147352][ T10] ret_from_fork+0x31/0x70 [ 4778.147352][ T10] ret_from_fork_asm+0x1a/0x30 [ 4778.147352][ T10] [ 4778.149493][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.149493][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.149493][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.149493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.149493][ T10] ip6_route_add+0x1c/0x140 [ 4778.149493][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4778.149493][ T10] inet6_addr_add+0x4f8/0xa40 [ 4778.149493][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.149493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.149493][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.149493][ T10] netlink_unicast+0x449/0x710 [ 4778.149493][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.149493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.149493][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.149493][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.149493][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.149493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.149493][ T10] [ 4778.151701][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.151701][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.151701][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.151701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.151701][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4778.151701][ T10] ipv6_add_addr+0x411/0x2000 [ 4778.151701][ T10] inet6_addr_add+0x30e/0xa40 [ 4778.151701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.151701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.151701][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.151701][ T10] netlink_unicast+0x449/0x710 [ 4778.151701][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.151701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.151701][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.151701][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.151701][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.151701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.151701][ T10] [ 4778.153923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.153923][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.153923][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.153923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.153923][ T10] ip6_route_add+0x1c/0x140 [ 4778.153923][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4778.153923][ T10] addrconf_add_dev+0xe2/0x170 [ 4778.153923][ T10] inet6_addr_add+0x12f/0xa40 [ 4778.153923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.153923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.153923][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.153923][ T10] netlink_unicast+0x449/0x710 [ 4778.153923][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.153923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.153923][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.153923][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.153923][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.153923][ T10] [ 4778.156066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.156066][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4778.156066][ T10] ipv6_find_idev+0x102/0x170 [ 4778.156066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.156066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.156066][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.156066][ T10] netlink_unicast+0x449/0x710 [ 4778.156066][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.156066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.156066][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.156066][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.156066][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.156066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.156066][ T10] [ 4778.157742][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4778.157742][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4778.157742][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4778.157742][ T10] ipv6_find_idev+0x102/0x170 [ 4778.157742][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.157742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.157742][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.157742][ T10] netlink_unicast+0x449/0x710 [ 4778.157742][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.157742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.157742][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.157742][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.157742][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.157742][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.157742][ T10] [ 4778.159619][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4778.159930][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4778.159930][ T10] dst_init+0x84/0x4a0 [ 4778.159930][ T10] dst_alloc+0x97/0x150 [ 4778.159930][ T10] ip6_dst_alloc+0x23/0x90 [ 4778.159930][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4778.159930][ T10] ip6_pol_route+0x56f/0x840 [ 4778.159930][ T10] fib6_rule_lookup+0x456/0x630 [ 4778.159930][ T10] ip6_route_input+0x59c/0xa50 [ 4778.159930][ T10] ipv6_rcv+0x397/0x810 [ 4778.159930][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4778.159930][ T10] process_backlog+0x101/0x620 [ 4778.159930][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4778.159930][ T10] net_rx_action+0x495/0xbe0 [ 4778.159930][ T10] __do_softirq+0x1b5/0x7f6 [ 4778.159930][ T10] [ 4778.161693][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.161693][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4778.161693][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4778.161693][ T10] fib6_nh_init+0xa22/0x1580 [ 4778.161693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.161693][ T10] ip6_route_add+0x1c/0x140 [ 4778.161693][ T10] inet6_rtm_newroute+0x104/0x110 [ 4778.161693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.161693][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.161693][ T10] netlink_unicast+0x449/0x710 [ 4778.161693][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.161693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.161693][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.161693][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.161693][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.161693][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.161693][ T10] [ 4778.163781][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.163781][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.163781][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.163781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.163781][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4778.163781][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4778.163781][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4778.163781][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4778.163781][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4778.163781][ T10] addrconf_dad_begin+0x310/0x670 [ 4778.163781][ T10] addrconf_dad_work+0x10b/0xab0 [ 4778.163781][ T10] process_one_work+0x84d/0x18a0 [ 4778.163781][ T10] worker_thread+0x587/0xd30 [ 4778.163781][ T10] kthread+0x28a/0x350 [ 4778.163781][ T10] ret_from_fork+0x31/0x70 [ 4778.163781][ T10] ret_from_fork_asm+0x1a/0x30 [ 4778.163781][ T10] [ 4778.165699][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.165699][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.165699][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.165699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.165699][ T10] ip6_route_add+0x1c/0x140 [ 4778.165699][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4778.165699][ T10] inet6_addr_add+0x4f8/0xa40 [ 4778.165699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.165699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.165699][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.165699][ T10] netlink_unicast+0x449/0x710 [ 4778.165699][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.165699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.165699][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.165699][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.165699][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.165699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.165699][ T10] [ 4778.167699][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.167699][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.167699][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.167699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.167699][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4778.167699][ T10] ipv6_add_addr+0x411/0x2000 [ 4778.167699][ T10] inet6_addr_add+0x30e/0xa40 [ 4778.167699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.167699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.167699][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.167699][ T10] netlink_unicast+0x449/0x710 [ 4778.167699][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.167699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.167699][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.167699][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.167699][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.167699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.167699][ T10] [ 4778.169723][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.169723][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.169723][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.169723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.169723][ T10] ip6_route_add+0x1c/0x140 [ 4778.169723][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4778.169723][ T10] addrconf_add_dev+0xe2/0x170 [ 4778.169723][ T10] inet6_addr_add+0x12f/0xa40 [ 4778.169723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.169723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.169723][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.169723][ T10] netlink_unicast+0x449/0x710 [ 4778.169723][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.169723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.169723][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.169723][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.169723][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.169723][ T10] [ 4778.172006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.172006][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4778.172006][ T10] ipv6_find_idev+0x102/0x170 [ 4778.172006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.172006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.172006][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.172006][ T10] netlink_unicast+0x449/0x710 [ 4778.172006][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.172006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.172006][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.172006][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.172006][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.172006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.172006][ T10] [ 4778.173917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4778.173917][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4778.173917][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4778.173917][ T10] ipv6_find_idev+0x102/0x170 [ 4778.173917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.173917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.173917][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.173917][ T10] netlink_unicast+0x449/0x710 [ 4778.173917][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.173917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.173917][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.173917][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.173917][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.173917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.173917][ T10] [ 4778.175964][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4778.176228][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4778.176228][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.176228][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.176228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.176228][ T10] ip6_route_add+0x1c/0x140 [ 4778.176228][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4778.176228][ T10] inet6_addr_add+0x4f8/0xa40 [ 4778.176228][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.176228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.176228][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.176228][ T10] netlink_unicast+0x449/0x710 [ 4778.176228][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.176228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.176228][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.176228][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.176228][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.176228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.176228][ T10] [ 4778.178669][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4778.178669][ T10] netdev_get_by_index+0x5e/0x80 [ 4778.178669][ T10] fib6_nh_init+0x3d8/0x1580 [ 4778.178669][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4778.178669][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4778.178669][ T10] ipv6_add_addr+0x411/0x2000 [ 4778.178669][ T10] inet6_addr_add+0x30e/0xa40 [ 4778.178669][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4778.178669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.178669][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.178669][ T10] netlink_unicast+0x449/0x710 [ 4778.178669][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.178669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.178669][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.178669][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.178669][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.178669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.178669][ T10] [ 4778.181116][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4778.181116][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4778.181116][ T10] ipv6_find_idev+0x102/0x170 [ 4778.181116][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.181116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.181116][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.181116][ T10] netlink_unicast+0x449/0x710 [ 4778.181116][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.181116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.181116][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.181116][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.181116][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.181116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.181116][ T10] [ 4778.182988][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4778.182988][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4778.182988][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4778.182988][ T10] ipv6_find_idev+0x102/0x170 [ 4778.182988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4778.182988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4778.182988][ T10] netlink_rcv_skb+0x130/0x360 [ 4778.182988][ T10] netlink_unicast+0x449/0x710 [ 4778.182988][ T10] netlink_sendmsg+0x723/0xbe0 [ 4778.182988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4778.182988][ T10] ___sys_sendmsg+0xee/0x170 [ 4778.182988][ T10] __sys_sendmsg+0xcd/0x170 [ 4778.182988][ T10] do_syscall_64+0xc6/0x1e0 [ 4778.182988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4778.182988][ T10] [ 4788.335878][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4788.336287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.336287][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4788.336287][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4788.336287][ T10] fib6_nh_init+0xa22/0x1580 [ 4788.336287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.336287][ T10] ip6_route_add+0x1c/0x140 [ 4788.336287][ T10] inet6_rtm_newroute+0x104/0x110 [ 4788.336287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.336287][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.336287][ T10] netlink_unicast+0x449/0x710 [ 4788.336287][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.336287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.336287][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.336287][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.336287][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.336287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.336287][ T10] [ 4788.338197][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.338197][ T10] dst_init+0x84/0x4a0 [ 4788.338197][ T10] dst_alloc+0x97/0x150 [ 4788.338197][ T10] ip6_dst_alloc+0x23/0x90 [ 4788.338197][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4788.338197][ T10] ip6_pol_route+0x56f/0x840 [ 4788.338197][ T10] fib6_rule_lookup+0x456/0x630 [ 4788.338197][ T10] ip6_route_input+0x59c/0xa50 [ 4788.338197][ T10] ipv6_rcv+0x397/0x810 [ 4788.338197][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4788.338197][ T10] process_backlog+0x101/0x620 [ 4788.338197][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4788.338197][ T10] net_rx_action+0x495/0xbe0 [ 4788.338197][ T10] __do_softirq+0x1b5/0x7f6 [ 4788.338197][ T10] [ 4788.339854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.339854][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.339854][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.339854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.339854][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4788.339854][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4788.339854][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4788.339854][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4788.339854][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4788.339854][ T10] addrconf_dad_begin+0x310/0x670 [ 4788.339854][ T10] addrconf_dad_work+0x10b/0xab0 [ 4788.339854][ T10] process_one_work+0x84d/0x18a0 [ 4788.339854][ T10] worker_thread+0x587/0xd30 [ 4788.339854][ T10] kthread+0x28a/0x350 [ 4788.339854][ T10] ret_from_fork+0x31/0x70 [ 4788.339854][ T10] ret_from_fork_asm+0x1a/0x30 [ 4788.339854][ T10] [ 4788.341778][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.341778][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.341778][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.341778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.341778][ T10] ip6_route_add+0x1c/0x140 [ 4788.341778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4788.341778][ T10] inet6_addr_add+0x4f8/0xa40 [ 4788.341778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.341778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.341778][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.341778][ T10] netlink_unicast+0x449/0x710 [ 4788.341778][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.341778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.341778][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.341778][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.341778][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.341778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.341778][ T10] [ 4788.343822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.343822][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.343822][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.343822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.343822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4788.343822][ T10] ipv6_add_addr+0x411/0x2000 [ 4788.343822][ T10] inet6_addr_add+0x30e/0xa40 [ 4788.343822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.343822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.343822][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.343822][ T10] netlink_unicast+0x449/0x710 [ 4788.343822][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.343822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.343822][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.343822][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.343822][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.343822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.343822][ T10] [ 4788.345825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.345825][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.345825][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.345825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.345825][ T10] ip6_route_add+0x1c/0x140 [ 4788.345825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4788.345825][ T10] addrconf_add_dev+0xe2/0x170 [ 4788.345825][ T10] inet6_addr_add+0x12f/0xa40 [ 4788.345825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.345825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.345825][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.345825][ T10] netlink_unicast+0x449/0x710 [ 4788.345825][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.345825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.345825][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.345825][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.345825][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.345825][ T10] [ 4788.347803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.347803][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4788.347803][ T10] ipv6_find_idev+0x102/0x170 [ 4788.347803][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.347803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.347803][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.347803][ T10] netlink_unicast+0x449/0x710 [ 4788.347803][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.347803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.347803][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.347803][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.347803][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.347803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.347803][ T10] [ 4788.349354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4788.349354][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4788.349354][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4788.349354][ T10] ipv6_find_idev+0x102/0x170 [ 4788.349354][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.349354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.349354][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.349354][ T10] netlink_unicast+0x449/0x710 [ 4788.349354][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.349354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.349354][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.349354][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.349354][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.349354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.349354][ T10] [ 4788.351073][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4788.351359][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4788.351359][ T10] dst_init+0x84/0x4a0 [ 4788.351359][ T10] dst_alloc+0x97/0x150 [ 4788.351359][ T10] ip6_dst_alloc+0x23/0x90 [ 4788.351359][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4788.351359][ T10] ip6_pol_route+0x56f/0x840 [ 4788.351359][ T10] fib6_rule_lookup+0x456/0x630 [ 4788.351359][ T10] ip6_route_input+0x59c/0xa50 [ 4788.351359][ T10] ipv6_rcv+0x397/0x810 [ 4788.351359][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4788.351359][ T10] process_backlog+0x101/0x620 [ 4788.351359][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4788.351359][ T10] net_rx_action+0x495/0xbe0 [ 4788.351359][ T10] __do_softirq+0x1b5/0x7f6 [ 4788.351359][ T10] [ 4788.353006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.353006][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4788.353006][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4788.353006][ T10] fib6_nh_init+0xa22/0x1580 [ 4788.353006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.353006][ T10] ip6_route_add+0x1c/0x140 [ 4788.353006][ T10] inet6_rtm_newroute+0x104/0x110 [ 4788.353006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.353006][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.353006][ T10] netlink_unicast+0x449/0x710 [ 4788.353006][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.353006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.353006][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.353006][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.353006][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.353006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.353006][ T10] [ 4788.354892][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.354892][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.354892][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.354892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.354892][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4788.354892][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4788.354892][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4788.354892][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4788.354892][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4788.354892][ T10] addrconf_dad_begin+0x310/0x670 [ 4788.354892][ T10] addrconf_dad_work+0x10b/0xab0 [ 4788.354892][ T10] process_one_work+0x84d/0x18a0 [ 4788.354892][ T10] worker_thread+0x587/0xd30 [ 4788.354892][ T10] kthread+0x28a/0x350 [ 4788.354892][ T10] ret_from_fork+0x31/0x70 [ 4788.354892][ T10] ret_from_fork_asm+0x1a/0x30 [ 4788.354892][ T10] [ 4788.356797][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.356797][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.356797][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.356797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.356797][ T10] ip6_route_add+0x1c/0x140 [ 4788.356797][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4788.356797][ T10] inet6_addr_add+0x4f8/0xa40 [ 4788.356797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.356797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.356797][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.356797][ T10] netlink_unicast+0x449/0x710 [ 4788.356797][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.356797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.356797][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.356797][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.356797][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.356797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.356797][ T10] [ 4788.358791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.358791][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.358791][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.358791][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.358791][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4788.358791][ T10] ipv6_add_addr+0x411/0x2000 [ 4788.358791][ T10] inet6_addr_add+0x30e/0xa40 [ 4788.358791][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.358791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.358791][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.358791][ T10] netlink_unicast+0x449/0x710 [ 4788.358791][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.358791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.358791][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.358791][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.358791][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.358791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.358791][ T10] [ 4788.360825][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.360825][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.360825][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.360825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.360825][ T10] ip6_route_add+0x1c/0x140 [ 4788.360825][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4788.360825][ T10] addrconf_add_dev+0xe2/0x170 [ 4788.360825][ T10] inet6_addr_add+0x12f/0xa40 [ 4788.360825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.360825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.360825][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.360825][ T10] netlink_unicast+0x449/0x710 [ 4788.360825][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.360825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.360825][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.360825][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.360825][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.360825][ T10] [ 4788.362992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.362992][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4788.362992][ T10] ipv6_find_idev+0x102/0x170 [ 4788.362992][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.362992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.362992][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.362992][ T10] netlink_unicast+0x449/0x710 [ 4788.362992][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.362992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.362992][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.362992][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.362992][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.362992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.362992][ T10] [ 4788.364717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4788.364717][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4788.364717][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4788.364717][ T10] ipv6_find_idev+0x102/0x170 [ 4788.364717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.364717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.364717][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.364717][ T10] netlink_unicast+0x449/0x710 [ 4788.364717][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.364717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.364717][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.364717][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.364717][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.364717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.364717][ T10] [ 4788.366532][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4788.366769][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4788.366769][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.366769][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.366769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.366769][ T10] ip6_route_add+0x1c/0x140 [ 4788.366769][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4788.366769][ T10] inet6_addr_add+0x4f8/0xa40 [ 4788.366769][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.366769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.366769][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.366769][ T10] netlink_unicast+0x449/0x710 [ 4788.366769][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.366769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.366769][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.366769][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.366769][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.366769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.366769][ T10] [ 4788.369041][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4788.369041][ T10] netdev_get_by_index+0x5e/0x80 [ 4788.369041][ T10] fib6_nh_init+0x3d8/0x1580 [ 4788.369041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4788.369041][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4788.369041][ T10] ipv6_add_addr+0x411/0x2000 [ 4788.369041][ T10] inet6_addr_add+0x30e/0xa40 [ 4788.369041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4788.369041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.369041][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.369041][ T10] netlink_unicast+0x449/0x710 [ 4788.369041][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.369041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.369041][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.369041][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.369041][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.369041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.369041][ T10] [ 4788.371286][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4788.371286][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4788.371286][ T10] ipv6_find_idev+0x102/0x170 [ 4788.371286][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.371286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.371286][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.371286][ T10] netlink_unicast+0x449/0x710 [ 4788.371286][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.371286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.371286][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.371286][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.371286][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.371286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.371286][ T10] [ 4788.373190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4788.373190][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4788.373190][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4788.373190][ T10] ipv6_find_idev+0x102/0x170 [ 4788.373190][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4788.373190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4788.373190][ T10] netlink_rcv_skb+0x130/0x360 [ 4788.373190][ T10] netlink_unicast+0x449/0x710 [ 4788.373190][ T10] netlink_sendmsg+0x723/0xbe0 [ 4788.373190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4788.373190][ T10] ___sys_sendmsg+0xee/0x170 [ 4788.373190][ T10] __sys_sendmsg+0xcd/0x170 [ 4788.373190][ T10] do_syscall_64+0xc6/0x1e0 [ 4788.373190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4788.373190][ T10] [ 4798.422954][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4798.423354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.423354][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4798.423354][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4798.423354][ T10] fib6_nh_init+0xa22/0x1580 [ 4798.423354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.423354][ T10] ip6_route_add+0x1c/0x140 [ 4798.423354][ T10] inet6_rtm_newroute+0x104/0x110 [ 4798.423354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.423354][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.423354][ T10] netlink_unicast+0x449/0x710 [ 4798.423354][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.423354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.423354][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.423354][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.423354][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.423354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.423354][ T10] [ 4798.425264][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.425264][ T10] dst_init+0x84/0x4a0 [ 4798.425264][ T10] dst_alloc+0x97/0x150 [ 4798.425264][ T10] ip6_dst_alloc+0x23/0x90 [ 4798.425264][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4798.425264][ T10] ip6_pol_route+0x56f/0x840 [ 4798.425264][ T10] fib6_rule_lookup+0x456/0x630 [ 4798.425264][ T10] ip6_route_input+0x59c/0xa50 [ 4798.425264][ T10] ipv6_rcv+0x397/0x810 [ 4798.425264][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4798.425264][ T10] process_backlog+0x101/0x620 [ 4798.425264][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4798.425264][ T10] net_rx_action+0x495/0xbe0 [ 4798.425264][ T10] __do_softirq+0x1b5/0x7f6 [ 4798.425264][ T10] [ 4798.426908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.426908][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.426908][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.426908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.426908][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4798.426908][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4798.426908][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4798.426908][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4798.426908][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4798.426908][ T10] addrconf_dad_begin+0x310/0x670 [ 4798.426908][ T10] addrconf_dad_work+0x10b/0xab0 [ 4798.426908][ T10] process_one_work+0x84d/0x18a0 [ 4798.426908][ T10] worker_thread+0x587/0xd30 [ 4798.426908][ T10] kthread+0x28a/0x350 [ 4798.426908][ T10] ret_from_fork+0x31/0x70 [ 4798.426908][ T10] ret_from_fork_asm+0x1a/0x30 [ 4798.426908][ T10] [ 4798.428821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.428821][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.428821][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.428821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.428821][ T10] ip6_route_add+0x1c/0x140 [ 4798.428821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4798.428821][ T10] inet6_addr_add+0x4f8/0xa40 [ 4798.428821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.428821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.428821][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.428821][ T10] netlink_unicast+0x449/0x710 [ 4798.428821][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.428821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.428821][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.428821][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.428821][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.428821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.428821][ T10] [ 4798.430835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.430835][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.430835][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.430835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.430835][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4798.430835][ T10] ipv6_add_addr+0x411/0x2000 [ 4798.430835][ T10] inet6_addr_add+0x30e/0xa40 [ 4798.430835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.430835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.430835][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.430835][ T10] netlink_unicast+0x449/0x710 [ 4798.430835][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.430835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.430835][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.430835][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.430835][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.430835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.430835][ T10] [ 4798.432871][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.432871][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.432871][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.432871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.432871][ T10] ip6_route_add+0x1c/0x140 [ 4798.432871][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4798.432871][ T10] addrconf_add_dev+0xe2/0x170 [ 4798.432871][ T10] inet6_addr_add+0x12f/0xa40 [ 4798.432871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.432871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.432871][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.432871][ T10] netlink_unicast+0x449/0x710 [ 4798.432871][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.432871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.432871][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.432871][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.432871][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.432871][ T10] [ 4798.434873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.434873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4798.434873][ T10] ipv6_find_idev+0x102/0x170 [ 4798.434873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.434873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.434873][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.434873][ T10] netlink_unicast+0x449/0x710 [ 4798.434873][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.434873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.434873][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.434873][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.434873][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.434873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.434873][ T10] [ 4798.436412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4798.436412][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4798.436412][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4798.436412][ T10] ipv6_find_idev+0x102/0x170 [ 4798.436412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.436412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.436412][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.436412][ T10] netlink_unicast+0x449/0x710 [ 4798.436412][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.436412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.436412][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.436412][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.436412][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.436412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.436412][ T10] [ 4798.438113][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4798.438388][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4798.438388][ T10] dst_init+0x84/0x4a0 [ 4798.438388][ T10] dst_alloc+0x97/0x150 [ 4798.438388][ T10] ip6_dst_alloc+0x23/0x90 [ 4798.438388][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4798.438388][ T10] ip6_pol_route+0x56f/0x840 [ 4798.438388][ T10] fib6_rule_lookup+0x456/0x630 [ 4798.438388][ T10] ip6_route_input+0x59c/0xa50 [ 4798.438388][ T10] ipv6_rcv+0x397/0x810 [ 4798.438388][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4798.438388][ T10] process_backlog+0x101/0x620 [ 4798.438388][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4798.438388][ T10] net_rx_action+0x495/0xbe0 [ 4798.438388][ T10] __do_softirq+0x1b5/0x7f6 [ 4798.438388][ T10] [ 4798.440035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.440035][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4798.440035][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4798.440035][ T10] fib6_nh_init+0xa22/0x1580 [ 4798.440035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.440035][ T10] ip6_route_add+0x1c/0x140 [ 4798.440035][ T10] inet6_rtm_newroute+0x104/0x110 [ 4798.440035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.440035][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.440035][ T10] netlink_unicast+0x449/0x710 [ 4798.440035][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.440035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.440035][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.440035][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.440035][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.440035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.440035][ T10] [ 4798.441937][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.441937][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.441937][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.441937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.441937][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4798.441937][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4798.441937][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4798.441937][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4798.441937][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4798.441937][ T10] addrconf_dad_begin+0x310/0x670 [ 4798.441937][ T10] addrconf_dad_work+0x10b/0xab0 [ 4798.441937][ T10] process_one_work+0x84d/0x18a0 [ 4798.441937][ T10] worker_thread+0x587/0xd30 [ 4798.441937][ T10] kthread+0x28a/0x350 [ 4798.441937][ T10] ret_from_fork+0x31/0x70 [ 4798.441937][ T10] ret_from_fork_asm+0x1a/0x30 [ 4798.441937][ T10] [ 4798.443876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.443876][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.443876][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.443876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.443876][ T10] ip6_route_add+0x1c/0x140 [ 4798.443876][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4798.443876][ T10] inet6_addr_add+0x4f8/0xa40 [ 4798.443876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.443876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.443876][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.443876][ T10] netlink_unicast+0x449/0x710 [ 4798.443876][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.443876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.443876][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.443876][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.443876][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.443876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.443876][ T10] [ 4798.445871][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.445871][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.445871][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.445871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.445871][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4798.445871][ T10] ipv6_add_addr+0x411/0x2000 [ 4798.445871][ T10] inet6_addr_add+0x30e/0xa40 [ 4798.445871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.445871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.445871][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.445871][ T10] netlink_unicast+0x449/0x710 [ 4798.445871][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.445871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.445871][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.445871][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.445871][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.445871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.445871][ T10] [ 4798.447860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.447860][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.447860][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.447860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.447860][ T10] ip6_route_add+0x1c/0x140 [ 4798.447860][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4798.447860][ T10] addrconf_add_dev+0xe2/0x170 [ 4798.447860][ T10] inet6_addr_add+0x12f/0xa40 [ 4798.447860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.447860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.447860][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.447860][ T10] netlink_unicast+0x449/0x710 [ 4798.447860][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.447860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.447860][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.447860][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.447860][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.447860][ T10] [ 4798.450105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.450105][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4798.450105][ T10] ipv6_find_idev+0x102/0x170 [ 4798.450105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.450105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.450105][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.450105][ T10] netlink_unicast+0x449/0x710 [ 4798.450105][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.450105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.450105][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.450105][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.450105][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.450105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.450105][ T10] [ 4798.451842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4798.451842][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4798.451842][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4798.451842][ T10] ipv6_find_idev+0x102/0x170 [ 4798.451842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.451842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.451842][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.451842][ T10] netlink_unicast+0x449/0x710 [ 4798.451842][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.451842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.451842][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.451842][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.451842][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.451842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.451842][ T10] [ 4798.453767][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4798.454014][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4798.454014][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.454014][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.454014][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.454014][ T10] ip6_route_add+0x1c/0x140 [ 4798.454014][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4798.454014][ T10] inet6_addr_add+0x4f8/0xa40 [ 4798.454014][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.454014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.454014][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.454014][ T10] netlink_unicast+0x449/0x710 [ 4798.454014][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.454014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.454014][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.454014][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.454014][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.454014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.454014][ T10] [ 4798.456292][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4798.456292][ T10] netdev_get_by_index+0x5e/0x80 [ 4798.456292][ T10] fib6_nh_init+0x3d8/0x1580 [ 4798.456292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4798.456292][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4798.456292][ T10] ipv6_add_addr+0x411/0x2000 [ 4798.456292][ T10] inet6_addr_add+0x30e/0xa40 [ 4798.456292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4798.456292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.456292][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.456292][ T10] netlink_unicast+0x449/0x710 [ 4798.456292][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.456292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.456292][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.456292][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.456292][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.456292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.456292][ T10] [ 4798.458548][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4798.458548][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4798.458548][ T10] ipv6_find_idev+0x102/0x170 [ 4798.458548][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.458548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.458548][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.458548][ T10] netlink_unicast+0x449/0x710 [ 4798.458548][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.458548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.458548][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.458548][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.458548][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.458548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.458548][ T10] [ 4798.460276][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4798.460276][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4798.460276][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4798.460276][ T10] ipv6_find_idev+0x102/0x170 [ 4798.460276][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4798.460276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4798.460276][ T10] netlink_rcv_skb+0x130/0x360 [ 4798.460276][ T10] netlink_unicast+0x449/0x710 [ 4798.460276][ T10] netlink_sendmsg+0x723/0xbe0 [ 4798.460276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4798.460276][ T10] ___sys_sendmsg+0xee/0x170 [ 4798.460276][ T10] __sys_sendmsg+0xcd/0x170 [ 4798.460276][ T10] do_syscall_64+0xc6/0x1e0 [ 4798.460276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4798.460276][ T10] [ 4808.606988][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4808.607451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.607451][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4808.607451][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4808.607451][ T10] fib6_nh_init+0xa22/0x1580 [ 4808.607451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.607451][ T10] ip6_route_add+0x1c/0x140 [ 4808.607451][ T10] inet6_rtm_newroute+0x104/0x110 [ 4808.607451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.607451][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.607451][ T10] netlink_unicast+0x449/0x710 [ 4808.607451][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.607451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.607451][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.607451][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.607451][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.607451][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.607451][ T10] [ 4808.609397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.609397][ T10] dst_init+0x84/0x4a0 [ 4808.609397][ T10] dst_alloc+0x97/0x150 [ 4808.609397][ T10] ip6_dst_alloc+0x23/0x90 [ 4808.609397][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4808.609397][ T10] ip6_pol_route+0x56f/0x840 [ 4808.609397][ T10] fib6_rule_lookup+0x456/0x630 [ 4808.609397][ T10] ip6_route_input+0x59c/0xa50 [ 4808.609397][ T10] ipv6_rcv+0x397/0x810 [ 4808.609397][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4808.609397][ T10] process_backlog+0x101/0x620 [ 4808.609397][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4808.609397][ T10] net_rx_action+0x495/0xbe0 [ 4808.609397][ T10] __do_softirq+0x1b5/0x7f6 [ 4808.609397][ T10] [ 4808.611048][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.611048][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.611048][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.611048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.611048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4808.611048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4808.611048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4808.611048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4808.611048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4808.611048][ T10] addrconf_dad_begin+0x310/0x670 [ 4808.611048][ T10] addrconf_dad_work+0x10b/0xab0 [ 4808.611048][ T10] process_one_work+0x84d/0x18a0 [ 4808.611048][ T10] worker_thread+0x587/0xd30 [ 4808.611048][ T10] kthread+0x28a/0x350 [ 4808.611048][ T10] ret_from_fork+0x31/0x70 [ 4808.611048][ T10] ret_from_fork_asm+0x1a/0x30 [ 4808.611048][ T10] [ 4808.612966][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.612966][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.612966][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.612966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.612966][ T10] ip6_route_add+0x1c/0x140 [ 4808.612966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4808.612966][ T10] inet6_addr_add+0x4f8/0xa40 [ 4808.612966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.612966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.612966][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.612966][ T10] netlink_unicast+0x449/0x710 [ 4808.612966][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.612966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.612966][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.612966][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.612966][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.612966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.612966][ T10] [ 4808.615082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.615082][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.615082][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.615082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.615082][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4808.615082][ T10] ipv6_add_addr+0x411/0x2000 [ 4808.615082][ T10] inet6_addr_add+0x30e/0xa40 [ 4808.615082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.615082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.615082][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.615082][ T10] netlink_unicast+0x449/0x710 [ 4808.615082][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.615082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.615082][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.615082][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.615082][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.615082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.615082][ T10] [ 4808.617119][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.617119][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.617119][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.617119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.617119][ T10] ip6_route_add+0x1c/0x140 [ 4808.617119][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4808.617119][ T10] addrconf_add_dev+0xe2/0x170 [ 4808.617119][ T10] inet6_addr_add+0x12f/0xa40 [ 4808.617119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.617119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.617119][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.617119][ T10] netlink_unicast+0x449/0x710 [ 4808.617119][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.617119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.617119][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.617119][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.617119][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.617119][ T10] [ 4808.619281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.619281][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4808.619281][ T10] ipv6_find_idev+0x102/0x170 [ 4808.619281][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.619281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.619281][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.619281][ T10] netlink_unicast+0x449/0x710 [ 4808.619281][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.619281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.619281][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.619281][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.619281][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.619281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.619281][ T10] [ 4808.620968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4808.620968][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4808.620968][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4808.620968][ T10] ipv6_find_idev+0x102/0x170 [ 4808.620968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.620968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.620968][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.620968][ T10] netlink_unicast+0x449/0x710 [ 4808.620968][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.620968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.620968][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.620968][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.620968][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.620968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.620968][ T10] [ 4808.622817][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4808.623128][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4808.623128][ T10] dst_init+0x84/0x4a0 [ 4808.623128][ T10] dst_alloc+0x97/0x150 [ 4808.623128][ T10] ip6_dst_alloc+0x23/0x90 [ 4808.623128][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4808.623128][ T10] ip6_pol_route+0x56f/0x840 [ 4808.623128][ T10] fib6_rule_lookup+0x456/0x630 [ 4808.623128][ T10] ip6_route_input+0x59c/0xa50 [ 4808.623128][ T10] ipv6_rcv+0x397/0x810 [ 4808.623128][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4808.623128][ T10] process_backlog+0x101/0x620 [ 4808.623128][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4808.623128][ T10] net_rx_action+0x495/0xbe0 [ 4808.623128][ T10] __do_softirq+0x1b5/0x7f6 [ 4808.623128][ T10] [ 4808.625114][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.625114][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4808.625114][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4808.625114][ T10] fib6_nh_init+0xa22/0x1580 [ 4808.625114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.625114][ T10] ip6_route_add+0x1c/0x140 [ 4808.625114][ T10] inet6_rtm_newroute+0x104/0x110 [ 4808.625114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.625114][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.625114][ T10] netlink_unicast+0x449/0x710 [ 4808.625114][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.625114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.625114][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.625114][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.625114][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.625114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.625114][ T10] [ 4808.627603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.627603][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.627603][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.627603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.627603][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4808.627603][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4808.627603][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4808.627603][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4808.627603][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4808.627603][ T10] addrconf_dad_begin+0x310/0x670 [ 4808.627603][ T10] addrconf_dad_work+0x10b/0xab0 [ 4808.627603][ T10] process_one_work+0x84d/0x18a0 [ 4808.627603][ T10] worker_thread+0x587/0xd30 [ 4808.627603][ T10] kthread+0x28a/0x350 [ 4808.627603][ T10] ret_from_fork+0x31/0x70 [ 4808.627603][ T10] ret_from_fork_asm+0x1a/0x30 [ 4808.627603][ T10] [ 4808.630217][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.630217][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.630217][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.630217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.630217][ T10] ip6_route_add+0x1c/0x140 [ 4808.630217][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4808.630217][ T10] inet6_addr_add+0x4f8/0xa40 [ 4808.630217][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.630217][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.630217][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.630217][ T10] netlink_unicast+0x449/0x710 [ 4808.630217][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.630217][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.630217][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.630217][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.630217][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.630217][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.630217][ T10] [ 4808.632618][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.632618][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.632618][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.632618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.632618][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4808.632618][ T10] ipv6_add_addr+0x411/0x2000 [ 4808.632618][ T10] inet6_addr_add+0x30e/0xa40 [ 4808.632618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.632618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.632618][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.632618][ T10] netlink_unicast+0x449/0x710 [ 4808.632618][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.632618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.632618][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.632618][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.632618][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.632618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.632618][ T10] [ 4808.635031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.635031][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.635031][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.635031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.635031][ T10] ip6_route_add+0x1c/0x140 [ 4808.635031][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4808.635031][ T10] addrconf_add_dev+0xe2/0x170 [ 4808.635031][ T10] inet6_addr_add+0x12f/0xa40 [ 4808.635031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.635031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.635031][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.635031][ T10] netlink_unicast+0x449/0x710 [ 4808.635031][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.635031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.635031][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.635031][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.635031][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.635031][ T10] [ 4808.637589][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.637589][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4808.637589][ T10] ipv6_find_idev+0x102/0x170 [ 4808.637589][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.637589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.637589][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.637589][ T10] netlink_unicast+0x449/0x710 [ 4808.637589][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.637589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.637589][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.637589][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.637589][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.637589][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.637589][ T10] [ 4808.639584][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4808.639584][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4808.639584][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4808.639584][ T10] ipv6_find_idev+0x102/0x170 [ 4808.639584][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.639584][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.639584][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.639584][ T10] netlink_unicast+0x449/0x710 [ 4808.639584][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.639584][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.639584][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.639584][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.639584][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.639584][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.639584][ T10] [ 4808.641862][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4808.642170][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4808.642170][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.642170][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.642170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.642170][ T10] ip6_route_add+0x1c/0x140 [ 4808.642170][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4808.642170][ T10] inet6_addr_add+0x4f8/0xa40 [ 4808.642170][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.642170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.642170][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.642170][ T10] netlink_unicast+0x449/0x710 [ 4808.642170][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.642170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.642170][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.642170][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.642170][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.642170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.642170][ T10] [ 4808.645037][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4808.645037][ T10] netdev_get_by_index+0x5e/0x80 [ 4808.645037][ T10] fib6_nh_init+0x3d8/0x1580 [ 4808.645037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4808.645037][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4808.645037][ T10] ipv6_add_addr+0x411/0x2000 [ 4808.645037][ T10] inet6_addr_add+0x30e/0xa40 [ 4808.645037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4808.645037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.645037][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.645037][ T10] netlink_unicast+0x449/0x710 [ 4808.645037][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.645037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.645037][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.645037][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.645037][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.645037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.645037][ T10] [ 4808.647763][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4808.647763][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4808.647763][ T10] ipv6_find_idev+0x102/0x170 [ 4808.647763][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.647763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.647763][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.647763][ T10] netlink_unicast+0x449/0x710 [ 4808.647763][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.647763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.647763][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.647763][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.647763][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.647763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.647763][ T10] [ 4808.649840][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4808.649840][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4808.649840][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4808.649840][ T10] ipv6_find_idev+0x102/0x170 [ 4808.649840][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4808.649840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4808.649840][ T10] netlink_rcv_skb+0x130/0x360 [ 4808.649840][ T10] netlink_unicast+0x449/0x710 [ 4808.649840][ T10] netlink_sendmsg+0x723/0xbe0 [ 4808.649840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4808.649840][ T10] ___sys_sendmsg+0xee/0x170 [ 4808.649840][ T10] __sys_sendmsg+0xcd/0x170 [ 4808.649840][ T10] do_syscall_64+0xc6/0x1e0 [ 4808.649840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4808.649840][ T10] [ 4818.894927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4818.895340][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.895340][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4818.895340][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4818.895340][ T10] fib6_nh_init+0xa22/0x1580 [ 4818.895340][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.895340][ T10] ip6_route_add+0x1c/0x140 [ 4818.895340][ T10] inet6_rtm_newroute+0x104/0x110 [ 4818.895340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.895340][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.895340][ T10] netlink_unicast+0x449/0x710 [ 4818.895340][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.895340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.895340][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.895340][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.895340][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.895340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.895340][ T10] [ 4818.897319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.897319][ T10] dst_init+0x84/0x4a0 [ 4818.897319][ T10] dst_alloc+0x97/0x150 [ 4818.897319][ T10] ip6_dst_alloc+0x23/0x90 [ 4818.897319][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4818.897319][ T10] ip6_pol_route+0x56f/0x840 [ 4818.897319][ T10] fib6_rule_lookup+0x456/0x630 [ 4818.897319][ T10] ip6_route_input+0x59c/0xa50 [ 4818.897319][ T10] ipv6_rcv+0x397/0x810 [ 4818.897319][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4818.897319][ T10] process_backlog+0x101/0x620 [ 4818.897319][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4818.897319][ T10] net_rx_action+0x495/0xbe0 [ 4818.897319][ T10] __do_softirq+0x1b5/0x7f6 [ 4818.897319][ T10] [ 4818.899007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.899007][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.899007][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.899007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.899007][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4818.899007][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4818.899007][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4818.899007][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4818.899007][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4818.899007][ T10] addrconf_dad_begin+0x310/0x670 [ 4818.899007][ T10] addrconf_dad_work+0x10b/0xab0 [ 4818.899007][ T10] process_one_work+0x84d/0x18a0 [ 4818.899007][ T10] worker_thread+0x587/0xd30 [ 4818.899007][ T10] kthread+0x28a/0x350 [ 4818.899007][ T10] ret_from_fork+0x31/0x70 [ 4818.899007][ T10] ret_from_fork_asm+0x1a/0x30 [ 4818.899007][ T10] [ 4818.901039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.901039][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.901039][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.901039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.901039][ T10] ip6_route_add+0x1c/0x140 [ 4818.901039][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4818.901039][ T10] inet6_addr_add+0x4f8/0xa40 [ 4818.901039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.901039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.901039][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.901039][ T10] netlink_unicast+0x449/0x710 [ 4818.901039][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.901039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.901039][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.901039][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.901039][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.901039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.901039][ T10] [ 4818.903137][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.903137][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.903137][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.903137][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.903137][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4818.903137][ T10] ipv6_add_addr+0x411/0x2000 [ 4818.903137][ T10] inet6_addr_add+0x30e/0xa40 [ 4818.903137][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.903137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.903137][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.903137][ T10] netlink_unicast+0x449/0x710 [ 4818.903137][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.903137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.903137][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.903137][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.903137][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.903137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.903137][ T10] [ 4818.905233][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.905233][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.905233][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.905233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.905233][ T10] ip6_route_add+0x1c/0x140 [ 4818.905233][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4818.905233][ T10] addrconf_add_dev+0xe2/0x170 [ 4818.905233][ T10] inet6_addr_add+0x12f/0xa40 [ 4818.905233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.905233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.905233][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.905233][ T10] netlink_unicast+0x449/0x710 [ 4818.905233][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.905233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.905233][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.905233][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.905233][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.905233][ T10] [ 4818.907243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.907243][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4818.907243][ T10] ipv6_find_idev+0x102/0x170 [ 4818.907243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.907243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.907243][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.907243][ T10] netlink_unicast+0x449/0x710 [ 4818.907243][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.907243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.907243][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.907243][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.907243][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.907243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.907243][ T10] [ 4818.908811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4818.908811][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4818.908811][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4818.908811][ T10] ipv6_find_idev+0x102/0x170 [ 4818.908811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.908811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.908811][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.908811][ T10] netlink_unicast+0x449/0x710 [ 4818.908811][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.908811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.908811][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.908811][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.908811][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.908811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.908811][ T10] [ 4818.910521][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4818.910813][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4818.910813][ T10] dst_init+0x84/0x4a0 [ 4818.910813][ T10] dst_alloc+0x97/0x150 [ 4818.910813][ T10] ip6_dst_alloc+0x23/0x90 [ 4818.910813][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4818.910813][ T10] ip6_pol_route+0x56f/0x840 [ 4818.910813][ T10] fib6_rule_lookup+0x456/0x630 [ 4818.910813][ T10] ip6_route_input+0x59c/0xa50 [ 4818.910813][ T10] ipv6_rcv+0x397/0x810 [ 4818.910813][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4818.910813][ T10] process_backlog+0x101/0x620 [ 4818.910813][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4818.910813][ T10] net_rx_action+0x495/0xbe0 [ 4818.910813][ T10] __do_softirq+0x1b5/0x7f6 [ 4818.910813][ T10] [ 4818.912481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.912481][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4818.912481][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4818.912481][ T10] fib6_nh_init+0xa22/0x1580 [ 4818.912481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.912481][ T10] ip6_route_add+0x1c/0x140 [ 4818.912481][ T10] inet6_rtm_newroute+0x104/0x110 [ 4818.912481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.912481][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.912481][ T10] netlink_unicast+0x449/0x710 [ 4818.912481][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.912481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.912481][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.912481][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.912481][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.912481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.912481][ T10] [ 4818.914421][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.914421][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.914421][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.914421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.914421][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4818.914421][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4818.914421][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4818.914421][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4818.914421][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4818.914421][ T10] addrconf_dad_begin+0x310/0x670 [ 4818.914421][ T10] addrconf_dad_work+0x10b/0xab0 [ 4818.914421][ T10] process_one_work+0x84d/0x18a0 [ 4818.914421][ T10] worker_thread+0x587/0xd30 [ 4818.914421][ T10] kthread+0x28a/0x350 [ 4818.914421][ T10] ret_from_fork+0x31/0x70 [ 4818.914421][ T10] ret_from_fork_asm+0x1a/0x30 [ 4818.914421][ T10] [ 4818.916356][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.916356][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.916356][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.916356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.916356][ T10] ip6_route_add+0x1c/0x140 [ 4818.916356][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4818.916356][ T10] inet6_addr_add+0x4f8/0xa40 [ 4818.916356][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.916356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.916356][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.916356][ T10] netlink_unicast+0x449/0x710 [ 4818.916356][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.916356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.916356][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.916356][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.916356][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.916356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.916356][ T10] [ 4818.918392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.918392][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.918392][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.918392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.918392][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4818.918392][ T10] ipv6_add_addr+0x411/0x2000 [ 4818.918392][ T10] inet6_addr_add+0x30e/0xa40 [ 4818.918392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.918392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.918392][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.918392][ T10] netlink_unicast+0x449/0x710 [ 4818.918392][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.918392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.918392][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.918392][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.918392][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.918392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.918392][ T10] [ 4818.920406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.920406][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.920406][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.920406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.920406][ T10] ip6_route_add+0x1c/0x140 [ 4818.920406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4818.920406][ T10] addrconf_add_dev+0xe2/0x170 [ 4818.920406][ T10] inet6_addr_add+0x12f/0xa40 [ 4818.920406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.920406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.920406][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.920406][ T10] netlink_unicast+0x449/0x710 [ 4818.920406][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.920406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.920406][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.920406][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.920406][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.920406][ T10] [ 4818.922399][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.922399][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4818.922399][ T10] ipv6_find_idev+0x102/0x170 [ 4818.922399][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.922399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.922399][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.922399][ T10] netlink_unicast+0x449/0x710 [ 4818.922399][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.922399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.922399][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.922399][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.922399][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.922399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.922399][ T10] [ 4818.923968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4818.923968][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4818.923968][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4818.923968][ T10] ipv6_find_idev+0x102/0x170 [ 4818.923968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.923968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.923968][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.923968][ T10] netlink_unicast+0x449/0x710 [ 4818.923968][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.923968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.923968][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.923968][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.923968][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.923968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.923968][ T10] [ 4818.925681][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4818.925940][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4818.925940][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.925940][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.925940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.925940][ T10] ip6_route_add+0x1c/0x140 [ 4818.925940][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4818.925940][ T10] inet6_addr_add+0x4f8/0xa40 [ 4818.925940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.925940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.925940][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.925940][ T10] netlink_unicast+0x449/0x710 [ 4818.925940][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.925940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.925940][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.925940][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.925940][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.925940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.925940][ T10] [ 4818.928020][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4818.928020][ T10] netdev_get_by_index+0x5e/0x80 [ 4818.928020][ T10] fib6_nh_init+0x3d8/0x1580 [ 4818.928020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4818.928020][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4818.928020][ T10] ipv6_add_addr+0x411/0x2000 [ 4818.928020][ T10] inet6_addr_add+0x30e/0xa40 [ 4818.928020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4818.928020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.928020][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.928020][ T10] netlink_unicast+0x449/0x710 [ 4818.928020][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.928020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.928020][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.928020][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.928020][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.928020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.928020][ T10] [ 4818.930048][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4818.930048][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4818.930048][ T10] ipv6_find_idev+0x102/0x170 [ 4818.930048][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.930048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.930048][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.930048][ T10] netlink_unicast+0x449/0x710 [ 4818.930048][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.930048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.930048][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.930048][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.930048][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.930048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.930048][ T10] [ 4818.931599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4818.931599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4818.931599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4818.931599][ T10] ipv6_find_idev+0x102/0x170 [ 4818.931599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4818.931599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4818.931599][ T10] netlink_rcv_skb+0x130/0x360 [ 4818.931599][ T10] netlink_unicast+0x449/0x710 [ 4818.931599][ T10] netlink_sendmsg+0x723/0xbe0 [ 4818.931599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4818.931599][ T10] ___sys_sendmsg+0xee/0x170 [ 4818.931599][ T10] __sys_sendmsg+0xcd/0x170 [ 4818.931599][ T10] do_syscall_64+0xc6/0x1e0 [ 4818.931599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4818.931599][ T10] [ 4829.054938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4829.055457][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.055457][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4829.055457][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4829.055457][ T10] fib6_nh_init+0xa22/0x1580 [ 4829.055457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.055457][ T10] ip6_route_add+0x1c/0x140 [ 4829.055457][ T10] inet6_rtm_newroute+0x104/0x110 [ 4829.055457][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.055457][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.055457][ T10] netlink_unicast+0x449/0x710 [ 4829.055457][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.055457][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.055457][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.055457][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.055457][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.055457][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.055457][ T10] [ 4829.057394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.057394][ T10] dst_init+0x84/0x4a0 [ 4829.057394][ T10] dst_alloc+0x97/0x150 [ 4829.057394][ T10] ip6_dst_alloc+0x23/0x90 [ 4829.057394][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4829.057394][ T10] ip6_pol_route+0x56f/0x840 [ 4829.057394][ T10] fib6_rule_lookup+0x456/0x630 [ 4829.057394][ T10] ip6_route_input+0x59c/0xa50 [ 4829.057394][ T10] ipv6_rcv+0x397/0x810 [ 4829.057394][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4829.057394][ T10] process_backlog+0x101/0x620 [ 4829.057394][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4829.057394][ T10] net_rx_action+0x495/0xbe0 [ 4829.057394][ T10] __do_softirq+0x1b5/0x7f6 [ 4829.057394][ T10] [ 4829.059077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.059077][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.059077][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.059077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.059077][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4829.059077][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4829.059077][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4829.059077][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4829.059077][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4829.059077][ T10] addrconf_dad_begin+0x310/0x670 [ 4829.059077][ T10] addrconf_dad_work+0x10b/0xab0 [ 4829.059077][ T10] process_one_work+0x84d/0x18a0 [ 4829.059077][ T10] worker_thread+0x587/0xd30 [ 4829.059077][ T10] kthread+0x28a/0x350 [ 4829.059077][ T10] ret_from_fork+0x31/0x70 [ 4829.059077][ T10] ret_from_fork_asm+0x1a/0x30 [ 4829.059077][ T10] [ 4829.061004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.061004][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.061004][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.061004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.061004][ T10] ip6_route_add+0x1c/0x140 [ 4829.061004][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4829.061004][ T10] inet6_addr_add+0x4f8/0xa40 [ 4829.061004][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.061004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.061004][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.061004][ T10] netlink_unicast+0x449/0x710 [ 4829.061004][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.061004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.061004][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.061004][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.061004][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.061004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.061004][ T10] [ 4829.063036][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.063036][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.063036][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.063036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.063036][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4829.063036][ T10] ipv6_add_addr+0x411/0x2000 [ 4829.063036][ T10] inet6_addr_add+0x30e/0xa40 [ 4829.063036][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.063036][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.063036][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.063036][ T10] netlink_unicast+0x449/0x710 [ 4829.063036][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.063036][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.063036][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.063036][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.063036][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.063036][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.063036][ T10] [ 4829.065040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.065040][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.065040][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.065040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.065040][ T10] ip6_route_add+0x1c/0x140 [ 4829.065040][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4829.065040][ T10] addrconf_add_dev+0xe2/0x170 [ 4829.065040][ T10] inet6_addr_add+0x12f/0xa40 [ 4829.065040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.065040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.065040][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.065040][ T10] netlink_unicast+0x449/0x710 [ 4829.065040][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.065040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.065040][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.065040][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.065040][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.065040][ T10] [ 4829.067005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.067005][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4829.067005][ T10] ipv6_find_idev+0x102/0x170 [ 4829.067005][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.067005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.067005][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.067005][ T10] netlink_unicast+0x449/0x710 [ 4829.067005][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.067005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.067005][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.067005][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.067005][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.067005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.067005][ T10] [ 4829.068555][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4829.068555][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4829.068555][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4829.068555][ T10] ipv6_find_idev+0x102/0x170 [ 4829.068555][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.068555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.068555][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.068555][ T10] netlink_unicast+0x449/0x710 [ 4829.068555][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.068555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.068555][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.068555][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.068555][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.068555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.068555][ T10] [ 4829.070265][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4829.070551][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4829.070551][ T10] dst_init+0x84/0x4a0 [ 4829.070551][ T10] dst_alloc+0x97/0x150 [ 4829.070551][ T10] ip6_dst_alloc+0x23/0x90 [ 4829.070551][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4829.070551][ T10] ip6_pol_route+0x56f/0x840 [ 4829.070551][ T10] fib6_rule_lookup+0x456/0x630 [ 4829.070551][ T10] ip6_route_input+0x59c/0xa50 [ 4829.070551][ T10] ipv6_rcv+0x397/0x810 [ 4829.070551][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4829.070551][ T10] process_backlog+0x101/0x620 [ 4829.070551][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4829.070551][ T10] net_rx_action+0x495/0xbe0 [ 4829.070551][ T10] __do_softirq+0x1b5/0x7f6 [ 4829.070551][ T10] [ 4829.072215][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.072215][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4829.072215][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4829.072215][ T10] fib6_nh_init+0xa22/0x1580 [ 4829.072215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.072215][ T10] ip6_route_add+0x1c/0x140 [ 4829.072215][ T10] inet6_rtm_newroute+0x104/0x110 [ 4829.072215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.072215][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.072215][ T10] netlink_unicast+0x449/0x710 [ 4829.072215][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.072215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.072215][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.072215][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.072215][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.072215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.072215][ T10] [ 4829.074143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.074143][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.074143][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.074143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.074143][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4829.074143][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4829.074143][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4829.074143][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4829.074143][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4829.074143][ T10] addrconf_dad_begin+0x310/0x670 [ 4829.074143][ T10] addrconf_dad_work+0x10b/0xab0 [ 4829.074143][ T10] process_one_work+0x84d/0x18a0 [ 4829.074143][ T10] worker_thread+0x587/0xd30 [ 4829.074143][ T10] kthread+0x28a/0x350 [ 4829.074143][ T10] ret_from_fork+0x31/0x70 [ 4829.074143][ T10] ret_from_fork_asm+0x1a/0x30 [ 4829.074143][ T10] [ 4829.076093][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.076093][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.076093][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.076093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.076093][ T10] ip6_route_add+0x1c/0x140 [ 4829.076093][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4829.076093][ T10] inet6_addr_add+0x4f8/0xa40 [ 4829.076093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.076093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.076093][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.076093][ T10] netlink_unicast+0x449/0x710 [ 4829.076093][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.076093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.076093][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.076093][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.076093][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.076093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.076093][ T10] [ 4829.078138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.078138][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.078138][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.078138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.078138][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4829.078138][ T10] ipv6_add_addr+0x411/0x2000 [ 4829.078138][ T10] inet6_addr_add+0x30e/0xa40 [ 4829.078138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.078138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.078138][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.078138][ T10] netlink_unicast+0x449/0x710 [ 4829.078138][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.078138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.078138][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.078138][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.078138][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.078138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.078138][ T10] [ 4829.080215][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.080215][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.080215][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.080215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.080215][ T10] ip6_route_add+0x1c/0x140 [ 4829.080215][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4829.080215][ T10] addrconf_add_dev+0xe2/0x170 [ 4829.080215][ T10] inet6_addr_add+0x12f/0xa40 [ 4829.080215][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.080215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.080215][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.080215][ T10] netlink_unicast+0x449/0x710 [ 4829.080215][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.080215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.080215][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.080215][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.080215][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.080215][ T10] [ 4829.082216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.082216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4829.082216][ T10] ipv6_find_idev+0x102/0x170 [ 4829.082216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.082216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.082216][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.082216][ T10] netlink_unicast+0x449/0x710 [ 4829.082216][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.082216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.082216][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.082216][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.082216][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.082216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.082216][ T10] [ 4829.083769][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4829.083769][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4829.083769][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4829.083769][ T10] ipv6_find_idev+0x102/0x170 [ 4829.083769][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.083769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.083769][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.083769][ T10] netlink_unicast+0x449/0x710 [ 4829.083769][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.083769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.083769][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.083769][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.083769][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.083769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.083769][ T10] [ 4829.085565][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4829.085819][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4829.085819][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.085819][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.085819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.085819][ T10] ip6_route_add+0x1c/0x140 [ 4829.085819][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4829.085819][ T10] inet6_addr_add+0x4f8/0xa40 [ 4829.085819][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.085819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.085819][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.085819][ T10] netlink_unicast+0x449/0x710 [ 4829.085819][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.085819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.085819][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.085819][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.085819][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.085819][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.085819][ T10] [ 4829.087830][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4829.087830][ T10] netdev_get_by_index+0x5e/0x80 [ 4829.087830][ T10] fib6_nh_init+0x3d8/0x1580 [ 4829.087830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4829.087830][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4829.087830][ T10] ipv6_add_addr+0x411/0x2000 [ 4829.087830][ T10] inet6_addr_add+0x30e/0xa40 [ 4829.087830][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4829.087830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.087830][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.087830][ T10] netlink_unicast+0x449/0x710 [ 4829.087830][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.087830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.087830][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.087830][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.087830][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.087830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.087830][ T10] [ 4829.089834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4829.089834][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4829.089834][ T10] ipv6_find_idev+0x102/0x170 [ 4829.089834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.089834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.089834][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.089834][ T10] netlink_unicast+0x449/0x710 [ 4829.089834][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.089834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.089834][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.089834][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.089834][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.089834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.089834][ T10] [ 4829.091376][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4829.091376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4829.091376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4829.091376][ T10] ipv6_find_idev+0x102/0x170 [ 4829.091376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4829.091376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4829.091376][ T10] netlink_rcv_skb+0x130/0x360 [ 4829.091376][ T10] netlink_unicast+0x449/0x710 [ 4829.091376][ T10] netlink_sendmsg+0x723/0xbe0 [ 4829.091376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4829.091376][ T10] ___sys_sendmsg+0xee/0x170 [ 4829.091376][ T10] __sys_sendmsg+0xcd/0x170 [ 4829.091376][ T10] do_syscall_64+0xc6/0x1e0 [ 4829.091376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4829.091376][ T10] [ 4839.334979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4839.335386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.335386][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4839.335386][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4839.335386][ T10] fib6_nh_init+0xa22/0x1580 [ 4839.335386][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.335386][ T10] ip6_route_add+0x1c/0x140 [ 4839.335386][ T10] inet6_rtm_newroute+0x104/0x110 [ 4839.335386][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.335386][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.335386][ T10] netlink_unicast+0x449/0x710 [ 4839.335386][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.335386][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.335386][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.335386][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.335386][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.335386][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.335386][ T10] [ 4839.337431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.337431][ T10] dst_init+0x84/0x4a0 [ 4839.337431][ T10] dst_alloc+0x97/0x150 [ 4839.337431][ T10] ip6_dst_alloc+0x23/0x90 [ 4839.337431][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4839.337431][ T10] ip6_pol_route+0x56f/0x840 [ 4839.337431][ T10] fib6_rule_lookup+0x456/0x630 [ 4839.337431][ T10] ip6_route_input+0x59c/0xa50 [ 4839.337431][ T10] ipv6_rcv+0x397/0x810 [ 4839.337431][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4839.337431][ T10] process_backlog+0x101/0x620 [ 4839.337431][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4839.337431][ T10] net_rx_action+0x495/0xbe0 [ 4839.337431][ T10] __do_softirq+0x1b5/0x7f6 [ 4839.337431][ T10] [ 4839.339105][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.339105][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.339105][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.339105][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.339105][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4839.339105][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4839.339105][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4839.339105][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4839.339105][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4839.339105][ T10] addrconf_dad_begin+0x310/0x670 [ 4839.339105][ T10] addrconf_dad_work+0x10b/0xab0 [ 4839.339105][ T10] process_one_work+0x84d/0x18a0 [ 4839.339105][ T10] worker_thread+0x587/0xd30 [ 4839.339105][ T10] kthread+0x28a/0x350 [ 4839.339105][ T10] ret_from_fork+0x31/0x70 [ 4839.339105][ T10] ret_from_fork_asm+0x1a/0x30 [ 4839.339105][ T10] [ 4839.341041][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.341041][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.341041][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.341041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.341041][ T10] ip6_route_add+0x1c/0x140 [ 4839.341041][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4839.341041][ T10] inet6_addr_add+0x4f8/0xa40 [ 4839.341041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.341041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.341041][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.341041][ T10] netlink_unicast+0x449/0x710 [ 4839.341041][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.341041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.341041][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.341041][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.341041][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.341041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.341041][ T10] [ 4839.343099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.343099][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.343099][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.343099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.343099][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4839.343099][ T10] ipv6_add_addr+0x411/0x2000 [ 4839.343099][ T10] inet6_addr_add+0x30e/0xa40 [ 4839.343099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.343099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.343099][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.343099][ T10] netlink_unicast+0x449/0x710 [ 4839.343099][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.343099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.343099][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.343099][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.343099][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.343099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.343099][ T10] [ 4839.345109][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.345109][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.345109][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.345109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.345109][ T10] ip6_route_add+0x1c/0x140 [ 4839.345109][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4839.345109][ T10] addrconf_add_dev+0xe2/0x170 [ 4839.345109][ T10] inet6_addr_add+0x12f/0xa40 [ 4839.345109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.345109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.345109][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.345109][ T10] netlink_unicast+0x449/0x710 [ 4839.345109][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.345109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.345109][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.345109][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.345109][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.345109][ T10] [ 4839.347111][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.347111][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4839.347111][ T10] ipv6_find_idev+0x102/0x170 [ 4839.347111][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.347111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.347111][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.347111][ T10] netlink_unicast+0x449/0x710 [ 4839.347111][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.347111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.347111][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.347111][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.347111][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.347111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.347111][ T10] [ 4839.348684][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4839.348684][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4839.348684][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4839.348684][ T10] ipv6_find_idev+0x102/0x170 [ 4839.348684][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.348684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.348684][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.348684][ T10] netlink_unicast+0x449/0x710 [ 4839.348684][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.348684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.348684][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.348684][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.348684][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.348684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.348684][ T10] [ 4839.350405][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4839.350689][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4839.350689][ T10] dst_init+0x84/0x4a0 [ 4839.350689][ T10] dst_alloc+0x97/0x150 [ 4839.350689][ T10] ip6_dst_alloc+0x23/0x90 [ 4839.350689][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4839.350689][ T10] ip6_pol_route+0x56f/0x840 [ 4839.350689][ T10] fib6_rule_lookup+0x456/0x630 [ 4839.350689][ T10] ip6_route_input+0x59c/0xa50 [ 4839.350689][ T10] ipv6_rcv+0x397/0x810 [ 4839.350689][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4839.350689][ T10] process_backlog+0x101/0x620 [ 4839.350689][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4839.350689][ T10] net_rx_action+0x495/0xbe0 [ 4839.350689][ T10] __do_softirq+0x1b5/0x7f6 [ 4839.350689][ T10] [ 4839.352353][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.352353][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4839.352353][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4839.352353][ T10] fib6_nh_init+0xa22/0x1580 [ 4839.352353][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.352353][ T10] ip6_route_add+0x1c/0x140 [ 4839.352353][ T10] inet6_rtm_newroute+0x104/0x110 [ 4839.352353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.352353][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.352353][ T10] netlink_unicast+0x449/0x710 [ 4839.352353][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.352353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.352353][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.352353][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.352353][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.352353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.352353][ T10] [ 4839.354295][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.354295][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.354295][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.354295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.354295][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4839.354295][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4839.354295][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4839.354295][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4839.354295][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4839.354295][ T10] addrconf_dad_begin+0x310/0x670 [ 4839.354295][ T10] addrconf_dad_work+0x10b/0xab0 [ 4839.354295][ T10] process_one_work+0x84d/0x18a0 [ 4839.354295][ T10] worker_thread+0x587/0xd30 [ 4839.354295][ T10] kthread+0x28a/0x350 [ 4839.354295][ T10] ret_from_fork+0x31/0x70 [ 4839.354295][ T10] ret_from_fork_asm+0x1a/0x30 [ 4839.354295][ T10] [ 4839.356232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.356232][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.356232][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.356232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.356232][ T10] ip6_route_add+0x1c/0x140 [ 4839.356232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4839.356232][ T10] inet6_addr_add+0x4f8/0xa40 [ 4839.356232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.356232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.356232][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.356232][ T10] netlink_unicast+0x449/0x710 [ 4839.356232][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.356232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.356232][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.356232][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.356232][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.356232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.356232][ T10] [ 4839.358260][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.358260][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.358260][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.358260][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.358260][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4839.358260][ T10] ipv6_add_addr+0x411/0x2000 [ 4839.358260][ T10] inet6_addr_add+0x30e/0xa40 [ 4839.358260][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.358260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.358260][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.358260][ T10] netlink_unicast+0x449/0x710 [ 4839.358260][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.358260][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.358260][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.358260][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.358260][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.358260][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.358260][ T10] [ 4839.360335][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.360335][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.360335][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.360335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.360335][ T10] ip6_route_add+0x1c/0x140 [ 4839.360335][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4839.360335][ T10] addrconf_add_dev+0xe2/0x170 [ 4839.360335][ T10] inet6_addr_add+0x12f/0xa40 [ 4839.360335][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.360335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.360335][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.360335][ T10] netlink_unicast+0x449/0x710 [ 4839.360335][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.360335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.360335][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.360335][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.360335][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.360335][ T10] [ 4839.362681][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.362681][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4839.362681][ T10] ipv6_find_idev+0x102/0x170 [ 4839.362681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.362681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.362681][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.362681][ T10] netlink_unicast+0x449/0x710 [ 4839.362681][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.362681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.362681][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.362681][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.362681][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.362681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.362681][ T10] [ 4839.364590][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4839.364590][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4839.364590][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4839.364590][ T10] ipv6_find_idev+0x102/0x170 [ 4839.364590][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.364590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.364590][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.364590][ T10] netlink_unicast+0x449/0x710 [ 4839.364590][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.364590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.364590][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.364590][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.364590][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.364590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.364590][ T10] [ 4839.366697][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4839.366966][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4839.366966][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.366966][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.366966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.366966][ T10] ip6_route_add+0x1c/0x140 [ 4839.366966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4839.366966][ T10] inet6_addr_add+0x4f8/0xa40 [ 4839.366966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.366966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.366966][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.366966][ T10] netlink_unicast+0x449/0x710 [ 4839.366966][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.366966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.366966][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.366966][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.366966][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.366966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.366966][ T10] [ 4839.369427][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4839.369427][ T10] netdev_get_by_index+0x5e/0x80 [ 4839.369427][ T10] fib6_nh_init+0x3d8/0x1580 [ 4839.369427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4839.369427][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4839.369427][ T10] ipv6_add_addr+0x411/0x2000 [ 4839.369427][ T10] inet6_addr_add+0x30e/0xa40 [ 4839.369427][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4839.369427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.369427][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.369427][ T10] netlink_unicast+0x449/0x710 [ 4839.369427][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.369427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.369427][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.369427][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.369427][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.369427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.369427][ T10] [ 4839.371841][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4839.371841][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4839.371841][ T10] ipv6_find_idev+0x102/0x170 [ 4839.371841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.371841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.371841][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.371841][ T10] netlink_unicast+0x449/0x710 [ 4839.371841][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.371841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.371841][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.371841][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.371841][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.371841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.371841][ T10] [ 4839.373841][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4839.373841][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4839.373841][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4839.373841][ T10] ipv6_find_idev+0x102/0x170 [ 4839.373841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4839.373841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4839.373841][ T10] netlink_rcv_skb+0x130/0x360 [ 4839.373841][ T10] netlink_unicast+0x449/0x710 [ 4839.373841][ T10] netlink_sendmsg+0x723/0xbe0 [ 4839.373841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4839.373841][ T10] ___sys_sendmsg+0xee/0x170 [ 4839.373841][ T10] __sys_sendmsg+0xcd/0x170 [ 4839.373841][ T10] do_syscall_64+0xc6/0x1e0 [ 4839.373841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4839.373841][ T10] [ 4849.470948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4849.471444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.471444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4849.471444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4849.471444][ T10] fib6_nh_init+0xa22/0x1580 [ 4849.471444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.471444][ T10] ip6_route_add+0x1c/0x140 [ 4849.471444][ T10] inet6_rtm_newroute+0x104/0x110 [ 4849.471444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.471444][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.471444][ T10] netlink_unicast+0x449/0x710 [ 4849.471444][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.471444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.471444][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.471444][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.471444][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.471444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.471444][ T10] [ 4849.473472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.473472][ T10] dst_init+0x84/0x4a0 [ 4849.473472][ T10] dst_alloc+0x97/0x150 [ 4849.473472][ T10] ip6_dst_alloc+0x23/0x90 [ 4849.473472][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4849.473472][ T10] ip6_pol_route+0x56f/0x840 [ 4849.473472][ T10] fib6_rule_lookup+0x456/0x630 [ 4849.473472][ T10] ip6_route_input+0x59c/0xa50 [ 4849.473472][ T10] ipv6_rcv+0x397/0x810 [ 4849.473472][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4849.473472][ T10] process_backlog+0x101/0x620 [ 4849.473472][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4849.473472][ T10] net_rx_action+0x495/0xbe0 [ 4849.473472][ T10] __do_softirq+0x1b5/0x7f6 [ 4849.473472][ T10] [ 4849.475182][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.475182][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.475182][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.475182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.475182][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4849.475182][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4849.475182][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4849.475182][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4849.475182][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4849.475182][ T10] addrconf_dad_begin+0x310/0x670 [ 4849.475182][ T10] addrconf_dad_work+0x10b/0xab0 [ 4849.475182][ T10] process_one_work+0x84d/0x18a0 [ 4849.475182][ T10] worker_thread+0x587/0xd30 [ 4849.475182][ T10] kthread+0x28a/0x350 [ 4849.475182][ T10] ret_from_fork+0x31/0x70 [ 4849.475182][ T10] ret_from_fork_asm+0x1a/0x30 [ 4849.475182][ T10] [ 4849.477194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.477194][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.477194][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.477194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.477194][ T10] ip6_route_add+0x1c/0x140 [ 4849.477194][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4849.477194][ T10] inet6_addr_add+0x4f8/0xa40 [ 4849.477194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.477194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.477194][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.477194][ T10] netlink_unicast+0x449/0x710 [ 4849.477194][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.477194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.477194][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.477194][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.477194][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.477194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.477194][ T10] [ 4849.479275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.479275][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.479275][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.479275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.479275][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4849.479275][ T10] ipv6_add_addr+0x411/0x2000 [ 4849.479275][ T10] inet6_addr_add+0x30e/0xa40 [ 4849.479275][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.479275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.479275][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.479275][ T10] netlink_unicast+0x449/0x710 [ 4849.479275][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.479275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.479275][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.479275][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.479275][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.479275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.479275][ T10] [ 4849.481403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.481403][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.481403][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.481403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.481403][ T10] ip6_route_add+0x1c/0x140 [ 4849.481403][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4849.481403][ T10] addrconf_add_dev+0xe2/0x170 [ 4849.481403][ T10] inet6_addr_add+0x12f/0xa40 [ 4849.481403][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.481403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.481403][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.481403][ T10] netlink_unicast+0x449/0x710 [ 4849.481403][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.481403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.481403][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.481403][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.481403][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.481403][ T10] [ 4849.483463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.483463][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4849.483463][ T10] ipv6_find_idev+0x102/0x170 [ 4849.483463][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.483463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.483463][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.483463][ T10] netlink_unicast+0x449/0x710 [ 4849.483463][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.483463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.483463][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.483463][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.483463][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.483463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.483463][ T10] [ 4849.485071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4849.485071][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4849.485071][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4849.485071][ T10] ipv6_find_idev+0x102/0x170 [ 4849.485071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.485071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.485071][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.485071][ T10] netlink_unicast+0x449/0x710 [ 4849.485071][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.485071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.485071][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.485071][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.485071][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.485071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.485071][ T10] [ 4849.486839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4849.487143][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4849.487143][ T10] dst_init+0x84/0x4a0 [ 4849.487143][ T10] dst_alloc+0x97/0x150 [ 4849.487143][ T10] ip6_dst_alloc+0x23/0x90 [ 4849.487143][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4849.487143][ T10] ip6_pol_route+0x56f/0x840 [ 4849.487143][ T10] fib6_rule_lookup+0x456/0x630 [ 4849.487143][ T10] ip6_route_input+0x59c/0xa50 [ 4849.487143][ T10] ipv6_rcv+0x397/0x810 [ 4849.487143][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4849.487143][ T10] process_backlog+0x101/0x620 [ 4849.487143][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4849.487143][ T10] net_rx_action+0x495/0xbe0 [ 4849.487143][ T10] __do_softirq+0x1b5/0x7f6 [ 4849.487143][ T10] [ 4849.488864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.488864][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4849.488864][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4849.488864][ T10] fib6_nh_init+0xa22/0x1580 [ 4849.488864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.488864][ T10] ip6_route_add+0x1c/0x140 [ 4849.488864][ T10] inet6_rtm_newroute+0x104/0x110 [ 4849.488864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.488864][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.488864][ T10] netlink_unicast+0x449/0x710 [ 4849.488864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.488864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.488864][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.488864][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.488864][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.488864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.488864][ T10] [ 4849.490832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.490832][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.490832][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.490832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.490832][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4849.490832][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4849.490832][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4849.490832][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4849.490832][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4849.490832][ T10] addrconf_dad_begin+0x310/0x670 [ 4849.490832][ T10] addrconf_dad_work+0x10b/0xab0 [ 4849.490832][ T10] process_one_work+0x84d/0x18a0 [ 4849.490832][ T10] worker_thread+0x587/0xd30 [ 4849.490832][ T10] kthread+0x28a/0x350 [ 4849.490832][ T10] ret_from_fork+0x31/0x70 [ 4849.490832][ T10] ret_from_fork_asm+0x1a/0x30 [ 4849.490832][ T10] [ 4849.492828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.492828][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.492828][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.492828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.492828][ T10] ip6_route_add+0x1c/0x140 [ 4849.492828][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4849.492828][ T10] inet6_addr_add+0x4f8/0xa40 [ 4849.492828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.492828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.492828][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.492828][ T10] netlink_unicast+0x449/0x710 [ 4849.492828][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.492828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.492828][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.492828][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.492828][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.492828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.492828][ T10] [ 4849.494896][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.494896][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.494896][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.494896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.494896][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4849.494896][ T10] ipv6_add_addr+0x411/0x2000 [ 4849.494896][ T10] inet6_addr_add+0x30e/0xa40 [ 4849.494896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.494896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.494896][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.494896][ T10] netlink_unicast+0x449/0x710 [ 4849.494896][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.494896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.494896][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.494896][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.494896][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.494896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.494896][ T10] [ 4849.496999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.496999][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.496999][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.496999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.496999][ T10] ip6_route_add+0x1c/0x140 [ 4849.496999][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4849.496999][ T10] addrconf_add_dev+0xe2/0x170 [ 4849.496999][ T10] inet6_addr_add+0x12f/0xa40 [ 4849.496999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.496999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.496999][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.496999][ T10] netlink_unicast+0x449/0x710 [ 4849.496999][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.496999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.496999][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.496999][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.496999][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.496999][ T10] [ 4849.499213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.499213][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4849.499213][ T10] ipv6_find_idev+0x102/0x170 [ 4849.499213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.499213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.499213][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.499213][ T10] netlink_unicast+0x449/0x710 [ 4849.499213][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.499213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.499213][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.499213][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.499213][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.499213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.499213][ T10] [ 4849.500950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4849.500950][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4849.500950][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4849.500950][ T10] ipv6_find_idev+0x102/0x170 [ 4849.500950][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.500950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.500950][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.500950][ T10] netlink_unicast+0x449/0x710 [ 4849.500950][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.500950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.500950][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.500950][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.500950][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.500950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.500950][ T10] [ 4849.502905][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4849.503153][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4849.503153][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.503153][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.503153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.503153][ T10] ip6_route_add+0x1c/0x140 [ 4849.503153][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4849.503153][ T10] inet6_addr_add+0x4f8/0xa40 [ 4849.503153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.503153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.503153][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.503153][ T10] netlink_unicast+0x449/0x710 [ 4849.503153][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.503153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.503153][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.503153][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.503153][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.503153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.503153][ T10] [ 4849.505291][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4849.505291][ T10] netdev_get_by_index+0x5e/0x80 [ 4849.505291][ T10] fib6_nh_init+0x3d8/0x1580 [ 4849.505291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4849.505291][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4849.505291][ T10] ipv6_add_addr+0x411/0x2000 [ 4849.505291][ T10] inet6_addr_add+0x30e/0xa40 [ 4849.505291][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4849.505291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.505291][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.505291][ T10] netlink_unicast+0x449/0x710 [ 4849.505291][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.505291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.505291][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.505291][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.505291][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.505291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.505291][ T10] [ 4849.507484][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4849.507484][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4849.507484][ T10] ipv6_find_idev+0x102/0x170 [ 4849.507484][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.507484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.507484][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.507484][ T10] netlink_unicast+0x449/0x710 [ 4849.507484][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.507484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.507484][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.507484][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.507484][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.507484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.507484][ T10] [ 4849.509152][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4849.509152][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4849.509152][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4849.509152][ T10] ipv6_find_idev+0x102/0x170 [ 4849.509152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4849.509152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4849.509152][ T10] netlink_rcv_skb+0x130/0x360 [ 4849.509152][ T10] netlink_unicast+0x449/0x710 [ 4849.509152][ T10] netlink_sendmsg+0x723/0xbe0 [ 4849.509152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4849.509152][ T10] ___sys_sendmsg+0xee/0x170 [ 4849.509152][ T10] __sys_sendmsg+0xcd/0x170 [ 4849.509152][ T10] do_syscall_64+0xc6/0x1e0 [ 4849.509152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4849.509152][ T10] [ 4859.758998][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4859.759460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.759460][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4859.759460][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4859.759460][ T10] fib6_nh_init+0xa22/0x1580 [ 4859.759460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.759460][ T10] ip6_route_add+0x1c/0x140 [ 4859.759460][ T10] inet6_rtm_newroute+0x104/0x110 [ 4859.759460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.759460][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.759460][ T10] netlink_unicast+0x449/0x710 [ 4859.759460][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.759460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.759460][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.759460][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.759460][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.759460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.759460][ T10] [ 4859.761478][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.761478][ T10] dst_init+0x84/0x4a0 [ 4859.761478][ T10] dst_alloc+0x97/0x150 [ 4859.761478][ T10] ip6_dst_alloc+0x23/0x90 [ 4859.761478][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4859.761478][ T10] ip6_pol_route+0x56f/0x840 [ 4859.761478][ T10] fib6_rule_lookup+0x456/0x630 [ 4859.761478][ T10] ip6_route_input+0x59c/0xa50 [ 4859.761478][ T10] ipv6_rcv+0x397/0x810 [ 4859.761478][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4859.761478][ T10] process_backlog+0x101/0x620 [ 4859.761478][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4859.761478][ T10] net_rx_action+0x495/0xbe0 [ 4859.761478][ T10] __do_softirq+0x1b5/0x7f6 [ 4859.761478][ T10] [ 4859.763227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.763227][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.763227][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.763227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.763227][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4859.763227][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4859.763227][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4859.763227][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4859.763227][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4859.763227][ T10] addrconf_dad_begin+0x310/0x670 [ 4859.763227][ T10] addrconf_dad_work+0x10b/0xab0 [ 4859.763227][ T10] process_one_work+0x84d/0x18a0 [ 4859.763227][ T10] worker_thread+0x587/0xd30 [ 4859.763227][ T10] kthread+0x28a/0x350 [ 4859.763227][ T10] ret_from_fork+0x31/0x70 [ 4859.763227][ T10] ret_from_fork_asm+0x1a/0x30 [ 4859.763227][ T10] [ 4859.765244][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.765244][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.765244][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.765244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.765244][ T10] ip6_route_add+0x1c/0x140 [ 4859.765244][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4859.765244][ T10] inet6_addr_add+0x4f8/0xa40 [ 4859.765244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.765244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.765244][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.765244][ T10] netlink_unicast+0x449/0x710 [ 4859.765244][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.765244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.765244][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.765244][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.765244][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.765244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.765244][ T10] [ 4859.767344][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.767344][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.767344][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.767344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.767344][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4859.767344][ T10] ipv6_add_addr+0x411/0x2000 [ 4859.767344][ T10] inet6_addr_add+0x30e/0xa40 [ 4859.767344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.767344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.767344][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.767344][ T10] netlink_unicast+0x449/0x710 [ 4859.767344][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.767344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.767344][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.767344][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.767344][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.767344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.767344][ T10] [ 4859.769481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.769481][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.769481][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.769481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.769481][ T10] ip6_route_add+0x1c/0x140 [ 4859.769481][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4859.769481][ T10] addrconf_add_dev+0xe2/0x170 [ 4859.769481][ T10] inet6_addr_add+0x12f/0xa40 [ 4859.769481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.769481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.769481][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.769481][ T10] netlink_unicast+0x449/0x710 [ 4859.769481][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.769481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.769481][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.769481][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.769481][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.769481][ T10] [ 4859.771559][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.771559][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4859.771559][ T10] ipv6_find_idev+0x102/0x170 [ 4859.771559][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.771559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.771559][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.771559][ T10] netlink_unicast+0x449/0x710 [ 4859.771559][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.771559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.771559][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.771559][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.771559][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.771559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.771559][ T10] [ 4859.773182][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4859.773182][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4859.773182][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4859.773182][ T10] ipv6_find_idev+0x102/0x170 [ 4859.773182][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.773182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.773182][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.773182][ T10] netlink_unicast+0x449/0x710 [ 4859.773182][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.773182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.773182][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.773182][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.773182][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.773182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.773182][ T10] [ 4859.774969][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4859.775265][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4859.775265][ T10] dst_init+0x84/0x4a0 [ 4859.775265][ T10] dst_alloc+0x97/0x150 [ 4859.775265][ T10] ip6_dst_alloc+0x23/0x90 [ 4859.775265][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4859.775265][ T10] ip6_pol_route+0x56f/0x840 [ 4859.775265][ T10] fib6_rule_lookup+0x456/0x630 [ 4859.775265][ T10] ip6_route_input+0x59c/0xa50 [ 4859.775265][ T10] ipv6_rcv+0x397/0x810 [ 4859.775265][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4859.775265][ T10] process_backlog+0x101/0x620 [ 4859.775265][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4859.775265][ T10] net_rx_action+0x495/0xbe0 [ 4859.775265][ T10] __do_softirq+0x1b5/0x7f6 [ 4859.775265][ T10] [ 4859.776960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.776960][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4859.776960][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4859.776960][ T10] fib6_nh_init+0xa22/0x1580 [ 4859.776960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.776960][ T10] ip6_route_add+0x1c/0x140 [ 4859.776960][ T10] inet6_rtm_newroute+0x104/0x110 [ 4859.776960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.776960][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.776960][ T10] netlink_unicast+0x449/0x710 [ 4859.776960][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.776960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.776960][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.776960][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.776960][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.776960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.776960][ T10] [ 4859.778939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.778939][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.778939][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.778939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.778939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4859.778939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4859.778939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4859.778939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4859.778939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4859.778939][ T10] addrconf_dad_begin+0x310/0x670 [ 4859.778939][ T10] addrconf_dad_work+0x10b/0xab0 [ 4859.778939][ T10] process_one_work+0x84d/0x18a0 [ 4859.778939][ T10] worker_thread+0x587/0xd30 [ 4859.778939][ T10] kthread+0x28a/0x350 [ 4859.778939][ T10] ret_from_fork+0x31/0x70 [ 4859.778939][ T10] ret_from_fork_asm+0x1a/0x30 [ 4859.778939][ T10] [ 4859.780939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.780939][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.780939][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.780939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.780939][ T10] ip6_route_add+0x1c/0x140 [ 4859.780939][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4859.780939][ T10] inet6_addr_add+0x4f8/0xa40 [ 4859.780939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.780939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.780939][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.780939][ T10] netlink_unicast+0x449/0x710 [ 4859.780939][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.780939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.780939][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.780939][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.780939][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.780939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.780939][ T10] [ 4859.783047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.783047][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.783047][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.783047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.783047][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4859.783047][ T10] ipv6_add_addr+0x411/0x2000 [ 4859.783047][ T10] inet6_addr_add+0x30e/0xa40 [ 4859.783047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.783047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.783047][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.783047][ T10] netlink_unicast+0x449/0x710 [ 4859.783047][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.783047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.783047][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.783047][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.783047][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.783047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.783047][ T10] [ 4859.785139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.785139][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.785139][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.785139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.785139][ T10] ip6_route_add+0x1c/0x140 [ 4859.785139][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4859.785139][ T10] addrconf_add_dev+0xe2/0x170 [ 4859.785139][ T10] inet6_addr_add+0x12f/0xa40 [ 4859.785139][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.785139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.785139][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.785139][ T10] netlink_unicast+0x449/0x710 [ 4859.785139][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.785139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.785139][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.785139][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.785139][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.785139][ T10] [ 4859.787277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.787277][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4859.787277][ T10] ipv6_find_idev+0x102/0x170 [ 4859.787277][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.787277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.787277][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.787277][ T10] netlink_unicast+0x449/0x710 [ 4859.787277][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.787277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.787277][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.787277][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.787277][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.787277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.787277][ T10] [ 4859.789025][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4859.789025][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4859.789025][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4859.789025][ T10] ipv6_find_idev+0x102/0x170 [ 4859.789025][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.789025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.789025][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.789025][ T10] netlink_unicast+0x449/0x710 [ 4859.789025][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.789025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.789025][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.789025][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.789025][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.789025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.789025][ T10] [ 4859.790944][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4859.791200][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4859.791200][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.791200][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.791200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.791200][ T10] ip6_route_add+0x1c/0x140 [ 4859.791200][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4859.791200][ T10] inet6_addr_add+0x4f8/0xa40 [ 4859.791200][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.791200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.791200][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.791200][ T10] netlink_unicast+0x449/0x710 [ 4859.791200][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.791200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.791200][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.791200][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.791200][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.791200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.791200][ T10] [ 4859.793440][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4859.793440][ T10] netdev_get_by_index+0x5e/0x80 [ 4859.793440][ T10] fib6_nh_init+0x3d8/0x1580 [ 4859.793440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4859.793440][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4859.793440][ T10] ipv6_add_addr+0x411/0x2000 [ 4859.793440][ T10] inet6_addr_add+0x30e/0xa40 [ 4859.793440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4859.793440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.793440][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.793440][ T10] netlink_unicast+0x449/0x710 [ 4859.793440][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.793440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.793440][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.793440][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.793440][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.793440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.793440][ T10] [ 4859.795647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4859.795647][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4859.795647][ T10] ipv6_find_idev+0x102/0x170 [ 4859.795647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.795647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.795647][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.795647][ T10] netlink_unicast+0x449/0x710 [ 4859.795647][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.795647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.795647][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.795647][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.795647][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.795647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.795647][ T10] [ 4859.797317][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4859.797317][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4859.797317][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4859.797317][ T10] ipv6_find_idev+0x102/0x170 [ 4859.797317][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4859.797317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4859.797317][ T10] netlink_rcv_skb+0x130/0x360 [ 4859.797317][ T10] netlink_unicast+0x449/0x710 [ 4859.797317][ T10] netlink_sendmsg+0x723/0xbe0 [ 4859.797317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4859.797317][ T10] ___sys_sendmsg+0xee/0x170 [ 4859.797317][ T10] __sys_sendmsg+0xcd/0x170 [ 4859.797317][ T10] do_syscall_64+0xc6/0x1e0 [ 4859.797317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4859.797317][ T10] [ 4869.846931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4869.847399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.847399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4869.847399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4869.847399][ T10] fib6_nh_init+0xa22/0x1580 [ 4869.847399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.847399][ T10] ip6_route_add+0x1c/0x140 [ 4869.847399][ T10] inet6_rtm_newroute+0x104/0x110 [ 4869.847399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.847399][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.847399][ T10] netlink_unicast+0x449/0x710 [ 4869.847399][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.847399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.847399][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.847399][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.847399][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.847399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.847399][ T10] [ 4869.849421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.849421][ T10] dst_init+0x84/0x4a0 [ 4869.849421][ T10] dst_alloc+0x97/0x150 [ 4869.849421][ T10] ip6_dst_alloc+0x23/0x90 [ 4869.849421][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4869.849421][ T10] ip6_pol_route+0x56f/0x840 [ 4869.849421][ T10] fib6_rule_lookup+0x456/0x630 [ 4869.849421][ T10] ip6_route_input+0x59c/0xa50 [ 4869.849421][ T10] ipv6_rcv+0x397/0x810 [ 4869.849421][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4869.849421][ T10] process_backlog+0x101/0x620 [ 4869.849421][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4869.849421][ T10] net_rx_action+0x495/0xbe0 [ 4869.849421][ T10] __do_softirq+0x1b5/0x7f6 [ 4869.849421][ T10] [ 4869.851243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.851243][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.851243][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.851243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.851243][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4869.851243][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4869.851243][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4869.851243][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4869.851243][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4869.851243][ T10] addrconf_dad_begin+0x310/0x670 [ 4869.851243][ T10] addrconf_dad_work+0x10b/0xab0 [ 4869.851243][ T10] process_one_work+0x84d/0x18a0 [ 4869.851243][ T10] worker_thread+0x587/0xd30 [ 4869.851243][ T10] kthread+0x28a/0x350 [ 4869.851243][ T10] ret_from_fork+0x31/0x70 [ 4869.851243][ T10] ret_from_fork_asm+0x1a/0x30 [ 4869.851243][ T10] [ 4869.853212][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.853212][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.853212][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.853212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.853212][ T10] ip6_route_add+0x1c/0x140 [ 4869.853212][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4869.853212][ T10] inet6_addr_add+0x4f8/0xa40 [ 4869.853212][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.853212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.853212][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.853212][ T10] netlink_unicast+0x449/0x710 [ 4869.853212][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.853212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.853212][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.853212][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.853212][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.853212][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.853212][ T10] [ 4869.855268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.855268][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.855268][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.855268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.855268][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4869.855268][ T10] ipv6_add_addr+0x411/0x2000 [ 4869.855268][ T10] inet6_addr_add+0x30e/0xa40 [ 4869.855268][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.855268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.855268][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.855268][ T10] netlink_unicast+0x449/0x710 [ 4869.855268][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.855268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.855268][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.855268][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.855268][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.855268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.855268][ T10] [ 4869.857299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.857299][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.857299][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.857299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.857299][ T10] ip6_route_add+0x1c/0x140 [ 4869.857299][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4869.857299][ T10] addrconf_add_dev+0xe2/0x170 [ 4869.857299][ T10] inet6_addr_add+0x12f/0xa40 [ 4869.857299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.857299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.857299][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.857299][ T10] netlink_unicast+0x449/0x710 [ 4869.857299][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.857299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.857299][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.857299][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.857299][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.857299][ T10] [ 4869.859291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.859291][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4869.859291][ T10] ipv6_find_idev+0x102/0x170 [ 4869.859291][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.859291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.859291][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.859291][ T10] netlink_unicast+0x449/0x710 [ 4869.859291][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.859291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.859291][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.859291][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.859291][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.859291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.859291][ T10] [ 4869.860851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4869.860851][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4869.860851][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4869.860851][ T10] ipv6_find_idev+0x102/0x170 [ 4869.860851][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.860851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.860851][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.860851][ T10] netlink_unicast+0x449/0x710 [ 4869.860851][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.860851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.860851][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.860851][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.860851][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.860851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.860851][ T10] [ 4869.862562][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4869.862888][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4869.862888][ T10] dst_init+0x84/0x4a0 [ 4869.862888][ T10] dst_alloc+0x97/0x150 [ 4869.862888][ T10] ip6_dst_alloc+0x23/0x90 [ 4869.862888][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4869.862888][ T10] ip6_pol_route+0x56f/0x840 [ 4869.862888][ T10] fib6_rule_lookup+0x456/0x630 [ 4869.862888][ T10] ip6_route_input+0x59c/0xa50 [ 4869.862888][ T10] ipv6_rcv+0x397/0x810 [ 4869.862888][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4869.862888][ T10] process_backlog+0x101/0x620 [ 4869.862888][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4869.862888][ T10] net_rx_action+0x495/0xbe0 [ 4869.862888][ T10] __do_softirq+0x1b5/0x7f6 [ 4869.862888][ T10] [ 4869.864557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.864557][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4869.864557][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4869.864557][ T10] fib6_nh_init+0xa22/0x1580 [ 4869.864557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.864557][ T10] ip6_route_add+0x1c/0x140 [ 4869.864557][ T10] inet6_rtm_newroute+0x104/0x110 [ 4869.864557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.864557][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.864557][ T10] netlink_unicast+0x449/0x710 [ 4869.864557][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.864557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.864557][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.864557][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.864557][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.864557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.864557][ T10] [ 4869.866484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.866484][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.866484][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.866484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.866484][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4869.866484][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4869.866484][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4869.866484][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4869.866484][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4869.866484][ T10] addrconf_dad_begin+0x310/0x670 [ 4869.866484][ T10] addrconf_dad_work+0x10b/0xab0 [ 4869.866484][ T10] process_one_work+0x84d/0x18a0 [ 4869.866484][ T10] worker_thread+0x587/0xd30 [ 4869.866484][ T10] kthread+0x28a/0x350 [ 4869.866484][ T10] ret_from_fork+0x31/0x70 [ 4869.866484][ T10] ret_from_fork_asm+0x1a/0x30 [ 4869.866484][ T10] [ 4869.868439][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.868439][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.868439][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.868439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.868439][ T10] ip6_route_add+0x1c/0x140 [ 4869.868439][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4869.868439][ T10] inet6_addr_add+0x4f8/0xa40 [ 4869.868439][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.868439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.868439][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.868439][ T10] netlink_unicast+0x449/0x710 [ 4869.868439][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.868439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.868439][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.868439][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.868439][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.868439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.868439][ T10] [ 4869.870561][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.870561][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.870561][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.870561][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.870561][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4869.870561][ T10] ipv6_add_addr+0x411/0x2000 [ 4869.870561][ T10] inet6_addr_add+0x30e/0xa40 [ 4869.870561][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.870561][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.870561][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.870561][ T10] netlink_unicast+0x449/0x710 [ 4869.870561][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.870561][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.870561][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.870561][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.870561][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.870561][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.870561][ T10] [ 4869.872683][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.872683][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.872683][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.872683][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.872683][ T10] ip6_route_add+0x1c/0x140 [ 4869.872683][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4869.872683][ T10] addrconf_add_dev+0xe2/0x170 [ 4869.872683][ T10] inet6_addr_add+0x12f/0xa40 [ 4869.872683][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.872683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.872683][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.872683][ T10] netlink_unicast+0x449/0x710 [ 4869.872683][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.872683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.872683][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.872683][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.872683][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.872683][ T10] [ 4869.874805][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.874805][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4869.874805][ T10] ipv6_find_idev+0x102/0x170 [ 4869.874805][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.874805][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.874805][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.874805][ T10] netlink_unicast+0x449/0x710 [ 4869.874805][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.874805][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.874805][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.874805][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.874805][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.874805][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.874805][ T10] [ 4869.876466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4869.876466][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4869.876466][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4869.876466][ T10] ipv6_find_idev+0x102/0x170 [ 4869.876466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.876466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.876466][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.876466][ T10] netlink_unicast+0x449/0x710 [ 4869.876466][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.876466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.876466][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.876466][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.876466][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.876466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.876466][ T10] [ 4869.878352][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4869.878607][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4869.878607][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.878607][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.878607][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.878607][ T10] ip6_route_add+0x1c/0x140 [ 4869.878607][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4869.878607][ T10] inet6_addr_add+0x4f8/0xa40 [ 4869.878607][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.878607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.878607][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.878607][ T10] netlink_unicast+0x449/0x710 [ 4869.878607][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.878607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.878607][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.878607][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.878607][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.878607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.878607][ T10] [ 4869.880850][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4869.880850][ T10] netdev_get_by_index+0x5e/0x80 [ 4869.880850][ T10] fib6_nh_init+0x3d8/0x1580 [ 4869.880850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4869.880850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4869.880850][ T10] ipv6_add_addr+0x411/0x2000 [ 4869.880850][ T10] inet6_addr_add+0x30e/0xa40 [ 4869.880850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4869.880850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.880850][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.880850][ T10] netlink_unicast+0x449/0x710 [ 4869.880850][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.880850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.880850][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.880850][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.880850][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.880850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.880850][ T10] [ 4869.883020][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4869.883020][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4869.883020][ T10] ipv6_find_idev+0x102/0x170 [ 4869.883020][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.883020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.883020][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.883020][ T10] netlink_unicast+0x449/0x710 [ 4869.883020][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.883020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.883020][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.883020][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.883020][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.883020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.883020][ T10] [ 4869.884682][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4869.884682][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4869.884682][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4869.884682][ T10] ipv6_find_idev+0x102/0x170 [ 4869.884682][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4869.884682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4869.884682][ T10] netlink_rcv_skb+0x130/0x360 [ 4869.884682][ T10] netlink_unicast+0x449/0x710 [ 4869.884682][ T10] netlink_sendmsg+0x723/0xbe0 [ 4869.884682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4869.884682][ T10] ___sys_sendmsg+0xee/0x170 [ 4869.884682][ T10] __sys_sendmsg+0xcd/0x170 [ 4869.884682][ T10] do_syscall_64+0xc6/0x1e0 [ 4869.884682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4869.884682][ T10] [ 4880.126930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4880.127399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.127399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4880.127399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4880.127399][ T10] fib6_nh_init+0xa22/0x1580 [ 4880.127399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.127399][ T10] ip6_route_add+0x1c/0x140 [ 4880.127399][ T10] inet6_rtm_newroute+0x104/0x110 [ 4880.127399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.127399][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.127399][ T10] netlink_unicast+0x449/0x710 [ 4880.127399][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.127399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.127399][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.127399][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.127399][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.127399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.127399][ T10] [ 4880.129436][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.129436][ T10] dst_init+0x84/0x4a0 [ 4880.129436][ T10] dst_alloc+0x97/0x150 [ 4880.129436][ T10] ip6_dst_alloc+0x23/0x90 [ 4880.129436][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4880.129436][ T10] ip6_pol_route+0x56f/0x840 [ 4880.129436][ T10] fib6_rule_lookup+0x456/0x630 [ 4880.129436][ T10] ip6_route_input+0x59c/0xa50 [ 4880.129436][ T10] ipv6_rcv+0x397/0x810 [ 4880.129436][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4880.129436][ T10] process_backlog+0x101/0x620 [ 4880.129436][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4880.129436][ T10] net_rx_action+0x495/0xbe0 [ 4880.129436][ T10] __do_softirq+0x1b5/0x7f6 [ 4880.129436][ T10] [ 4880.131161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.131161][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.131161][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.131161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.131161][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4880.131161][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4880.131161][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4880.131161][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4880.131161][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4880.131161][ T10] addrconf_dad_begin+0x310/0x670 [ 4880.131161][ T10] addrconf_dad_work+0x10b/0xab0 [ 4880.131161][ T10] process_one_work+0x84d/0x18a0 [ 4880.131161][ T10] worker_thread+0x587/0xd30 [ 4880.131161][ T10] kthread+0x28a/0x350 [ 4880.131161][ T10] ret_from_fork+0x31/0x70 [ 4880.131161][ T10] ret_from_fork_asm+0x1a/0x30 [ 4880.131161][ T10] [ 4880.133190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.133190][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.133190][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.133190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.133190][ T10] ip6_route_add+0x1c/0x140 [ 4880.133190][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4880.133190][ T10] inet6_addr_add+0x4f8/0xa40 [ 4880.133190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.133190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.133190][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.133190][ T10] netlink_unicast+0x449/0x710 [ 4880.133190][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.133190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.133190][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.133190][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.133190][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.133190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.133190][ T10] [ 4880.135298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.135298][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.135298][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.135298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.135298][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4880.135298][ T10] ipv6_add_addr+0x411/0x2000 [ 4880.135298][ T10] inet6_addr_add+0x30e/0xa40 [ 4880.135298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.135298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.135298][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.135298][ T10] netlink_unicast+0x449/0x710 [ 4880.135298][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.135298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.135298][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.135298][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.135298][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.135298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.135298][ T10] [ 4880.137390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.137390][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.137390][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.137390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.137390][ T10] ip6_route_add+0x1c/0x140 [ 4880.137390][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4880.137390][ T10] addrconf_add_dev+0xe2/0x170 [ 4880.137390][ T10] inet6_addr_add+0x12f/0xa40 [ 4880.137390][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.137390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.137390][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.137390][ T10] netlink_unicast+0x449/0x710 [ 4880.137390][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.137390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.137390][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.137390][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.137390][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.137390][ T10] [ 4880.139442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.139442][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4880.139442][ T10] ipv6_find_idev+0x102/0x170 [ 4880.139442][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.139442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.139442][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.139442][ T10] netlink_unicast+0x449/0x710 [ 4880.139442][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.139442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.139442][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.139442][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.139442][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.139442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.139442][ T10] [ 4880.141080][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4880.141080][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4880.141080][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4880.141080][ T10] ipv6_find_idev+0x102/0x170 [ 4880.141080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.141080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.141080][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.141080][ T10] netlink_unicast+0x449/0x710 [ 4880.141080][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.141080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.141080][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.141080][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.141080][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.141080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.141080][ T10] [ 4880.142856][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4880.143143][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4880.143143][ T10] dst_init+0x84/0x4a0 [ 4880.143143][ T10] dst_alloc+0x97/0x150 [ 4880.143143][ T10] ip6_dst_alloc+0x23/0x90 [ 4880.143143][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4880.143143][ T10] ip6_pol_route+0x56f/0x840 [ 4880.143143][ T10] fib6_rule_lookup+0x456/0x630 [ 4880.143143][ T10] ip6_route_input+0x59c/0xa50 [ 4880.143143][ T10] ipv6_rcv+0x397/0x810 [ 4880.143143][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4880.143143][ T10] process_backlog+0x101/0x620 [ 4880.143143][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4880.143143][ T10] net_rx_action+0x495/0xbe0 [ 4880.143143][ T10] __do_softirq+0x1b5/0x7f6 [ 4880.143143][ T10] [ 4880.144854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.144854][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4880.144854][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4880.144854][ T10] fib6_nh_init+0xa22/0x1580 [ 4880.144854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.144854][ T10] ip6_route_add+0x1c/0x140 [ 4880.144854][ T10] inet6_rtm_newroute+0x104/0x110 [ 4880.144854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.144854][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.144854][ T10] netlink_unicast+0x449/0x710 [ 4880.144854][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.144854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.144854][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.144854][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.144854][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.144854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.144854][ T10] [ 4880.146806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.146806][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.146806][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.146806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.146806][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4880.146806][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4880.146806][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4880.146806][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4880.146806][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4880.146806][ T10] addrconf_dad_begin+0x310/0x670 [ 4880.146806][ T10] addrconf_dad_work+0x10b/0xab0 [ 4880.146806][ T10] process_one_work+0x84d/0x18a0 [ 4880.146806][ T10] worker_thread+0x587/0xd30 [ 4880.146806][ T10] kthread+0x28a/0x350 [ 4880.146806][ T10] ret_from_fork+0x31/0x70 [ 4880.146806][ T10] ret_from_fork_asm+0x1a/0x30 [ 4880.146806][ T10] [ 4880.148746][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.148746][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.148746][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.148746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.148746][ T10] ip6_route_add+0x1c/0x140 [ 4880.148746][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4880.148746][ T10] inet6_addr_add+0x4f8/0xa40 [ 4880.148746][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.148746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.148746][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.148746][ T10] netlink_unicast+0x449/0x710 [ 4880.148746][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.148746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.148746][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.148746][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.148746][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.148746][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.148746][ T10] [ 4880.150796][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.150796][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.150796][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.150796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.150796][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4880.150796][ T10] ipv6_add_addr+0x411/0x2000 [ 4880.150796][ T10] inet6_addr_add+0x30e/0xa40 [ 4880.150796][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.150796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.150796][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.150796][ T10] netlink_unicast+0x449/0x710 [ 4880.150796][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.150796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.150796][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.150796][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.150796][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.150796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.150796][ T10] [ 4880.152841][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.152841][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.152841][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.152841][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.152841][ T10] ip6_route_add+0x1c/0x140 [ 4880.152841][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4880.152841][ T10] addrconf_add_dev+0xe2/0x170 [ 4880.152841][ T10] inet6_addr_add+0x12f/0xa40 [ 4880.152841][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.152841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.152841][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.152841][ T10] netlink_unicast+0x449/0x710 [ 4880.152841][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.152841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.152841][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.152841][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.152841][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.152841][ T10] [ 4880.155035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.155035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4880.155035][ T10] ipv6_find_idev+0x102/0x170 [ 4880.155035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.155035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.155035][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.155035][ T10] netlink_unicast+0x449/0x710 [ 4880.155035][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.155035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.155035][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.155035][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.155035][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.155035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.155035][ T10] [ 4880.156805][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4880.156805][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4880.156805][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4880.156805][ T10] ipv6_find_idev+0x102/0x170 [ 4880.156805][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.156805][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.156805][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.156805][ T10] netlink_unicast+0x449/0x710 [ 4880.156805][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.156805][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.156805][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.156805][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.156805][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.156805][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.156805][ T10] [ 4880.158767][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4880.159019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4880.159019][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.159019][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.159019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.159019][ T10] ip6_route_add+0x1c/0x140 [ 4880.159019][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4880.159019][ T10] inet6_addr_add+0x4f8/0xa40 [ 4880.159019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.159019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.159019][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.159019][ T10] netlink_unicast+0x449/0x710 [ 4880.159019][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.159019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.159019][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.159019][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.159019][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.159019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.159019][ T10] [ 4880.161300][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4880.161300][ T10] netdev_get_by_index+0x5e/0x80 [ 4880.161300][ T10] fib6_nh_init+0x3d8/0x1580 [ 4880.161300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4880.161300][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4880.161300][ T10] ipv6_add_addr+0x411/0x2000 [ 4880.161300][ T10] inet6_addr_add+0x30e/0xa40 [ 4880.161300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4880.161300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.161300][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.161300][ T10] netlink_unicast+0x449/0x710 [ 4880.161300][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.161300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.161300][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.161300][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.161300][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.161300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.161300][ T10] [ 4880.163506][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4880.163506][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4880.163506][ T10] ipv6_find_idev+0x102/0x170 [ 4880.163506][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.163506][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.163506][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.163506][ T10] netlink_unicast+0x449/0x710 [ 4880.163506][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.163506][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.163506][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.163506][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.163506][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.163506][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.163506][ T10] [ 4880.165311][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4880.165311][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4880.165311][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4880.165311][ T10] ipv6_find_idev+0x102/0x170 [ 4880.165311][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4880.165311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4880.165311][ T10] netlink_rcv_skb+0x130/0x360 [ 4880.165311][ T10] netlink_unicast+0x449/0x710 [ 4880.165311][ T10] netlink_sendmsg+0x723/0xbe0 [ 4880.165311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4880.165311][ T10] ___sys_sendmsg+0xee/0x170 [ 4880.165311][ T10] __sys_sendmsg+0xcd/0x170 [ 4880.165311][ T10] do_syscall_64+0xc6/0x1e0 [ 4880.165311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4880.165311][ T10] [ 4890.406917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4890.407378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.407378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4890.407378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4890.407378][ T10] fib6_nh_init+0xa22/0x1580 [ 4890.407378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.407378][ T10] ip6_route_add+0x1c/0x140 [ 4890.407378][ T10] inet6_rtm_newroute+0x104/0x110 [ 4890.407378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.407378][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.407378][ T10] netlink_unicast+0x449/0x710 [ 4890.407378][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.407378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.407378][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.407378][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.407378][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.407378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.407378][ T10] [ 4890.409296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.409296][ T10] dst_init+0x84/0x4a0 [ 4890.409296][ T10] dst_alloc+0x97/0x150 [ 4890.409296][ T10] ip6_dst_alloc+0x23/0x90 [ 4890.409296][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4890.409296][ T10] ip6_pol_route+0x56f/0x840 [ 4890.409296][ T10] fib6_rule_lookup+0x456/0x630 [ 4890.409296][ T10] ip6_route_input+0x59c/0xa50 [ 4890.409296][ T10] ipv6_rcv+0x397/0x810 [ 4890.409296][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4890.409296][ T10] process_backlog+0x101/0x620 [ 4890.409296][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4890.409296][ T10] net_rx_action+0x495/0xbe0 [ 4890.409296][ T10] __do_softirq+0x1b5/0x7f6 [ 4890.409296][ T10] [ 4890.411017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.411017][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.411017][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.411017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.411017][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4890.411017][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4890.411017][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4890.411017][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4890.411017][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4890.411017][ T10] addrconf_dad_begin+0x310/0x670 [ 4890.411017][ T10] addrconf_dad_work+0x10b/0xab0 [ 4890.411017][ T10] process_one_work+0x84d/0x18a0 [ 4890.411017][ T10] worker_thread+0x587/0xd30 [ 4890.411017][ T10] kthread+0x28a/0x350 [ 4890.411017][ T10] ret_from_fork+0x31/0x70 [ 4890.411017][ T10] ret_from_fork_asm+0x1a/0x30 [ 4890.411017][ T10] [ 4890.412976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.412976][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.412976][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.412976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.412976][ T10] ip6_route_add+0x1c/0x140 [ 4890.412976][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4890.412976][ T10] inet6_addr_add+0x4f8/0xa40 [ 4890.412976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.412976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.412976][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.412976][ T10] netlink_unicast+0x449/0x710 [ 4890.412976][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.412976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.412976][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.412976][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.412976][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.412976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.412976][ T10] [ 4890.415010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.415010][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.415010][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.415010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.415010][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4890.415010][ T10] ipv6_add_addr+0x411/0x2000 [ 4890.415010][ T10] inet6_addr_add+0x30e/0xa40 [ 4890.415010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.415010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.415010][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.415010][ T10] netlink_unicast+0x449/0x710 [ 4890.415010][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.415010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.415010][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.415010][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.415010][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.415010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.415010][ T10] [ 4890.417081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.417081][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.417081][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.417081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.417081][ T10] ip6_route_add+0x1c/0x140 [ 4890.417081][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4890.417081][ T10] addrconf_add_dev+0xe2/0x170 [ 4890.417081][ T10] inet6_addr_add+0x12f/0xa40 [ 4890.417081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.417081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.417081][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.417081][ T10] netlink_unicast+0x449/0x710 [ 4890.417081][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.417081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.417081][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.417081][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.417081][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.417081][ T10] [ 4890.419093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.419093][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4890.419093][ T10] ipv6_find_idev+0x102/0x170 [ 4890.419093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.419093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.419093][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.419093][ T10] netlink_unicast+0x449/0x710 [ 4890.419093][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.419093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.419093][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.419093][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.419093][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.419093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.419093][ T10] [ 4890.420657][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4890.420657][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4890.420657][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4890.420657][ T10] ipv6_find_idev+0x102/0x170 [ 4890.420657][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.420657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.420657][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.420657][ T10] netlink_unicast+0x449/0x710 [ 4890.420657][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.420657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.420657][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.420657][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.420657][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.420657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.420657][ T10] [ 4890.422372][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4890.422675][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4890.422675][ T10] dst_init+0x84/0x4a0 [ 4890.422675][ T10] dst_alloc+0x97/0x150 [ 4890.422675][ T10] ip6_dst_alloc+0x23/0x90 [ 4890.422675][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4890.422675][ T10] ip6_pol_route+0x56f/0x840 [ 4890.422675][ T10] fib6_rule_lookup+0x456/0x630 [ 4890.422675][ T10] ip6_route_input+0x59c/0xa50 [ 4890.422675][ T10] ipv6_rcv+0x397/0x810 [ 4890.422675][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4890.422675][ T10] process_backlog+0x101/0x620 [ 4890.422675][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4890.422675][ T10] net_rx_action+0x495/0xbe0 [ 4890.422675][ T10] __do_softirq+0x1b5/0x7f6 [ 4890.422675][ T10] [ 4890.424354][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.424354][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4890.424354][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4890.424354][ T10] fib6_nh_init+0xa22/0x1580 [ 4890.424354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.424354][ T10] ip6_route_add+0x1c/0x140 [ 4890.424354][ T10] inet6_rtm_newroute+0x104/0x110 [ 4890.424354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.424354][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.424354][ T10] netlink_unicast+0x449/0x710 [ 4890.424354][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.424354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.424354][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.424354][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.424354][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.424354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.424354][ T10] [ 4890.426258][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.426258][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.426258][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.426258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.426258][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4890.426258][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4890.426258][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4890.426258][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4890.426258][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4890.426258][ T10] addrconf_dad_begin+0x310/0x670 [ 4890.426258][ T10] addrconf_dad_work+0x10b/0xab0 [ 4890.426258][ T10] process_one_work+0x84d/0x18a0 [ 4890.426258][ T10] worker_thread+0x587/0xd30 [ 4890.426258][ T10] kthread+0x28a/0x350 [ 4890.426258][ T10] ret_from_fork+0x31/0x70 [ 4890.426258][ T10] ret_from_fork_asm+0x1a/0x30 [ 4890.426258][ T10] [ 4890.428233][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.428233][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.428233][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.428233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.428233][ T10] ip6_route_add+0x1c/0x140 [ 4890.428233][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4890.428233][ T10] inet6_addr_add+0x4f8/0xa40 [ 4890.428233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.428233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.428233][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.428233][ T10] netlink_unicast+0x449/0x710 [ 4890.428233][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.428233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.428233][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.428233][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.428233][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.428233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.428233][ T10] [ 4890.430266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.430266][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.430266][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.430266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.430266][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4890.430266][ T10] ipv6_add_addr+0x411/0x2000 [ 4890.430266][ T10] inet6_addr_add+0x30e/0xa40 [ 4890.430266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.430266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.430266][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.430266][ T10] netlink_unicast+0x449/0x710 [ 4890.430266][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.430266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.430266][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.430266][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.430266][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.430266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.430266][ T10] [ 4890.432294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.432294][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.432294][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.432294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.432294][ T10] ip6_route_add+0x1c/0x140 [ 4890.432294][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4890.432294][ T10] addrconf_add_dev+0xe2/0x170 [ 4890.432294][ T10] inet6_addr_add+0x12f/0xa40 [ 4890.432294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.432294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.432294][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.432294][ T10] netlink_unicast+0x449/0x710 [ 4890.432294][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.432294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.432294][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.432294][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.432294][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.432294][ T10] [ 4890.434431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.434431][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4890.434431][ T10] ipv6_find_idev+0x102/0x170 [ 4890.434431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.434431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.434431][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.434431][ T10] netlink_unicast+0x449/0x710 [ 4890.434431][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.434431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.434431][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.434431][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.434431][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.434431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.434431][ T10] [ 4890.436210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4890.436210][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4890.436210][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4890.436210][ T10] ipv6_find_idev+0x102/0x170 [ 4890.436210][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.436210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.436210][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.436210][ T10] netlink_unicast+0x449/0x710 [ 4890.436210][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.436210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.436210][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.436210][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.436210][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.436210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.436210][ T10] [ 4890.438246][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4890.438495][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4890.438495][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.438495][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.438495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.438495][ T10] ip6_route_add+0x1c/0x140 [ 4890.438495][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4890.438495][ T10] inet6_addr_add+0x4f8/0xa40 [ 4890.438495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.438495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.438495][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.438495][ T10] netlink_unicast+0x449/0x710 [ 4890.438495][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.438495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.438495][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.438495][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.438495][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.438495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.438495][ T10] [ 4890.440813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4890.440813][ T10] netdev_get_by_index+0x5e/0x80 [ 4890.440813][ T10] fib6_nh_init+0x3d8/0x1580 [ 4890.440813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4890.440813][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4890.440813][ T10] ipv6_add_addr+0x411/0x2000 [ 4890.440813][ T10] inet6_addr_add+0x30e/0xa40 [ 4890.440813][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4890.440813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.440813][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.440813][ T10] netlink_unicast+0x449/0x710 [ 4890.440813][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.440813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.440813][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.440813][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.440813][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.440813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.440813][ T10] [ 4890.443057][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4890.443057][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4890.443057][ T10] ipv6_find_idev+0x102/0x170 [ 4890.443057][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.443057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.443057][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.443057][ T10] netlink_unicast+0x449/0x710 [ 4890.443057][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.443057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.443057][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.443057][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.443057][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.443057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.443057][ T10] [ 4890.444820][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4890.444820][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4890.444820][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4890.444820][ T10] ipv6_find_idev+0x102/0x170 [ 4890.444820][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4890.444820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4890.444820][ T10] netlink_rcv_skb+0x130/0x360 [ 4890.444820][ T10] netlink_unicast+0x449/0x710 [ 4890.444820][ T10] netlink_sendmsg+0x723/0xbe0 [ 4890.444820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4890.444820][ T10] ___sys_sendmsg+0xee/0x170 [ 4890.444820][ T10] __sys_sendmsg+0xcd/0x170 [ 4890.444820][ T10] do_syscall_64+0xc6/0x1e0 [ 4890.444820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4890.444820][ T10] [ 4900.686861][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4900.687350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.687350][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4900.687350][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4900.687350][ T10] fib6_nh_init+0xa22/0x1580 [ 4900.687350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.687350][ T10] ip6_route_add+0x1c/0x140 [ 4900.687350][ T10] inet6_rtm_newroute+0x104/0x110 [ 4900.687350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.687350][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.687350][ T10] netlink_unicast+0x449/0x710 [ 4900.687350][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.687350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.687350][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.687350][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.687350][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.687350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.687350][ T10] [ 4900.689354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.689354][ T10] dst_init+0x84/0x4a0 [ 4900.689354][ T10] dst_alloc+0x97/0x150 [ 4900.689354][ T10] ip6_dst_alloc+0x23/0x90 [ 4900.689354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4900.689354][ T10] ip6_pol_route+0x56f/0x840 [ 4900.689354][ T10] fib6_rule_lookup+0x456/0x630 [ 4900.689354][ T10] ip6_route_input+0x59c/0xa50 [ 4900.689354][ T10] ipv6_rcv+0x397/0x810 [ 4900.689354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4900.689354][ T10] process_backlog+0x101/0x620 [ 4900.689354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4900.689354][ T10] net_rx_action+0x495/0xbe0 [ 4900.689354][ T10] __do_softirq+0x1b5/0x7f6 [ 4900.689354][ T10] [ 4900.691089][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.691089][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.691089][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.691089][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.691089][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4900.691089][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4900.691089][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4900.691089][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4900.691089][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4900.691089][ T10] addrconf_dad_begin+0x310/0x670 [ 4900.691089][ T10] addrconf_dad_work+0x10b/0xab0 [ 4900.691089][ T10] process_one_work+0x84d/0x18a0 [ 4900.691089][ T10] worker_thread+0x587/0xd30 [ 4900.691089][ T10] kthread+0x28a/0x350 [ 4900.691089][ T10] ret_from_fork+0x31/0x70 [ 4900.691089][ T10] ret_from_fork_asm+0x1a/0x30 [ 4900.691089][ T10] [ 4900.693095][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.693095][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.693095][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.693095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.693095][ T10] ip6_route_add+0x1c/0x140 [ 4900.693095][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4900.693095][ T10] inet6_addr_add+0x4f8/0xa40 [ 4900.693095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.693095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.693095][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.693095][ T10] netlink_unicast+0x449/0x710 [ 4900.693095][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.693095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.693095][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.693095][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.693095][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.693095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.693095][ T10] [ 4900.695117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.695117][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.695117][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.695117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.695117][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4900.695117][ T10] ipv6_add_addr+0x411/0x2000 [ 4900.695117][ T10] inet6_addr_add+0x30e/0xa40 [ 4900.695117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.695117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.695117][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.695117][ T10] netlink_unicast+0x449/0x710 [ 4900.695117][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.695117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.695117][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.695117][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.695117][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.695117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.695117][ T10] [ 4900.697143][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.697143][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.697143][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.697143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.697143][ T10] ip6_route_add+0x1c/0x140 [ 4900.697143][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4900.697143][ T10] addrconf_add_dev+0xe2/0x170 [ 4900.697143][ T10] inet6_addr_add+0x12f/0xa40 [ 4900.697143][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.697143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.697143][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.697143][ T10] netlink_unicast+0x449/0x710 [ 4900.697143][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.697143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.697143][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.697143][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.697143][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.697143][ T10] [ 4900.699152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.699152][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4900.699152][ T10] ipv6_find_idev+0x102/0x170 [ 4900.699152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.699152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.699152][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.699152][ T10] netlink_unicast+0x449/0x710 [ 4900.699152][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.699152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.699152][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.699152][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.699152][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.699152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.699152][ T10] [ 4900.700744][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4900.700744][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4900.700744][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4900.700744][ T10] ipv6_find_idev+0x102/0x170 [ 4900.700744][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.700744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.700744][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.700744][ T10] netlink_unicast+0x449/0x710 [ 4900.700744][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.700744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.700744][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.700744][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.700744][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.700744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.700744][ T10] [ 4900.702488][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4900.702782][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4900.702782][ T10] dst_init+0x84/0x4a0 [ 4900.702782][ T10] dst_alloc+0x97/0x150 [ 4900.702782][ T10] ip6_dst_alloc+0x23/0x90 [ 4900.702782][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4900.702782][ T10] ip6_pol_route+0x56f/0x840 [ 4900.702782][ T10] fib6_rule_lookup+0x456/0x630 [ 4900.702782][ T10] ip6_route_input+0x59c/0xa50 [ 4900.702782][ T10] ipv6_rcv+0x397/0x810 [ 4900.702782][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4900.702782][ T10] process_backlog+0x101/0x620 [ 4900.702782][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4900.702782][ T10] net_rx_action+0x495/0xbe0 [ 4900.702782][ T10] __do_softirq+0x1b5/0x7f6 [ 4900.702782][ T10] [ 4900.704449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.704449][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4900.704449][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4900.704449][ T10] fib6_nh_init+0xa22/0x1580 [ 4900.704449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.704449][ T10] ip6_route_add+0x1c/0x140 [ 4900.704449][ T10] inet6_rtm_newroute+0x104/0x110 [ 4900.704449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.704449][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.704449][ T10] netlink_unicast+0x449/0x710 [ 4900.704449][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.704449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.704449][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.704449][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.704449][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.704449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.704449][ T10] [ 4900.706367][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.706367][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.706367][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.706367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.706367][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4900.706367][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4900.706367][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4900.706367][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4900.706367][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4900.706367][ T10] addrconf_dad_begin+0x310/0x670 [ 4900.706367][ T10] addrconf_dad_work+0x10b/0xab0 [ 4900.706367][ T10] process_one_work+0x84d/0x18a0 [ 4900.706367][ T10] worker_thread+0x587/0xd30 [ 4900.706367][ T10] kthread+0x28a/0x350 [ 4900.706367][ T10] ret_from_fork+0x31/0x70 [ 4900.706367][ T10] ret_from_fork_asm+0x1a/0x30 [ 4900.706367][ T10] [ 4900.708350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.708350][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.708350][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.708350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.708350][ T10] ip6_route_add+0x1c/0x140 [ 4900.708350][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4900.708350][ T10] inet6_addr_add+0x4f8/0xa40 [ 4900.708350][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.708350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.708350][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.708350][ T10] netlink_unicast+0x449/0x710 [ 4900.708350][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.708350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.708350][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.708350][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.708350][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.708350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.708350][ T10] [ 4900.710400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.710400][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.710400][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.710400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.710400][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4900.710400][ T10] ipv6_add_addr+0x411/0x2000 [ 4900.710400][ T10] inet6_addr_add+0x30e/0xa40 [ 4900.710400][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.710400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.710400][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.710400][ T10] netlink_unicast+0x449/0x710 [ 4900.710400][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.710400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.710400][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.710400][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.710400][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.710400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.710400][ T10] [ 4900.712507][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.712507][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.712507][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.712507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.712507][ T10] ip6_route_add+0x1c/0x140 [ 4900.712507][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4900.712507][ T10] addrconf_add_dev+0xe2/0x170 [ 4900.712507][ T10] inet6_addr_add+0x12f/0xa40 [ 4900.712507][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.712507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.712507][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.712507][ T10] netlink_unicast+0x449/0x710 [ 4900.712507][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.712507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.712507][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.712507][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.712507][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.712507][ T10] [ 4900.714640][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.714640][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4900.714640][ T10] ipv6_find_idev+0x102/0x170 [ 4900.714640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.714640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.714640][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.714640][ T10] netlink_unicast+0x449/0x710 [ 4900.714640][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.714640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.714640][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.714640][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.714640][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.714640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.714640][ T10] [ 4900.716464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4900.716464][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4900.716464][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4900.716464][ T10] ipv6_find_idev+0x102/0x170 [ 4900.716464][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.716464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.716464][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.716464][ T10] netlink_unicast+0x449/0x710 [ 4900.716464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.716464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.716464][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.716464][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.716464][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.716464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.716464][ T10] [ 4900.718455][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4900.718718][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4900.718718][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.718718][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.718718][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.718718][ T10] ip6_route_add+0x1c/0x140 [ 4900.718718][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4900.718718][ T10] inet6_addr_add+0x4f8/0xa40 [ 4900.718718][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.718718][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.718718][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.718718][ T10] netlink_unicast+0x449/0x710 [ 4900.718718][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.718718][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.718718][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.718718][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.718718][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.718718][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.718718][ T10] [ 4900.721059][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4900.721059][ T10] netdev_get_by_index+0x5e/0x80 [ 4900.721059][ T10] fib6_nh_init+0x3d8/0x1580 [ 4900.721059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4900.721059][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4900.721059][ T10] ipv6_add_addr+0x411/0x2000 [ 4900.721059][ T10] inet6_addr_add+0x30e/0xa40 [ 4900.721059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4900.721059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.721059][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.721059][ T10] netlink_unicast+0x449/0x710 [ 4900.721059][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.721059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.721059][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.721059][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.721059][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.721059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.721059][ T10] [ 4900.723353][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4900.723353][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4900.723353][ T10] ipv6_find_idev+0x102/0x170 [ 4900.723353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.723353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.723353][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.723353][ T10] netlink_unicast+0x449/0x710 [ 4900.723353][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.723353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.723353][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.723353][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.723353][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.723353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.723353][ T10] [ 4900.725199][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4900.725199][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4900.725199][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4900.725199][ T10] ipv6_find_idev+0x102/0x170 [ 4900.725199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4900.725199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4900.725199][ T10] netlink_rcv_skb+0x130/0x360 [ 4900.725199][ T10] netlink_unicast+0x449/0x710 [ 4900.725199][ T10] netlink_sendmsg+0x723/0xbe0 [ 4900.725199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4900.725199][ T10] ___sys_sendmsg+0xee/0x170 [ 4900.725199][ T10] __sys_sendmsg+0xcd/0x170 [ 4900.725199][ T10] do_syscall_64+0xc6/0x1e0 [ 4900.725199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4900.725199][ T10] [ 4910.966889][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4910.967301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.967301][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4910.967301][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4910.967301][ T10] fib6_nh_init+0xa22/0x1580 [ 4910.967301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.967301][ T10] ip6_route_add+0x1c/0x140 [ 4910.967301][ T10] inet6_rtm_newroute+0x104/0x110 [ 4910.967301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.967301][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.967301][ T10] netlink_unicast+0x449/0x710 [ 4910.967301][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.967301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.967301][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.967301][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.967301][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.967301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.967301][ T10] [ 4910.969445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.969445][ T10] dst_init+0x84/0x4a0 [ 4910.969445][ T10] dst_alloc+0x97/0x150 [ 4910.969445][ T10] ip6_dst_alloc+0x23/0x90 [ 4910.969445][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4910.969445][ T10] ip6_pol_route+0x56f/0x840 [ 4910.969445][ T10] fib6_rule_lookup+0x456/0x630 [ 4910.969445][ T10] ip6_route_input+0x59c/0xa50 [ 4910.969445][ T10] ipv6_rcv+0x397/0x810 [ 4910.969445][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4910.969445][ T10] process_backlog+0x101/0x620 [ 4910.969445][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4910.969445][ T10] net_rx_action+0x495/0xbe0 [ 4910.969445][ T10] __do_softirq+0x1b5/0x7f6 [ 4910.969445][ T10] [ 4910.971284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.971284][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.971284][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.971284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.971284][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4910.971284][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4910.971284][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4910.971284][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4910.971284][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4910.971284][ T10] addrconf_dad_begin+0x310/0x670 [ 4910.971284][ T10] addrconf_dad_work+0x10b/0xab0 [ 4910.971284][ T10] process_one_work+0x84d/0x18a0 [ 4910.971284][ T10] worker_thread+0x587/0xd30 [ 4910.971284][ T10] kthread+0x28a/0x350 [ 4910.971284][ T10] ret_from_fork+0x31/0x70 [ 4910.971284][ T10] ret_from_fork_asm+0x1a/0x30 [ 4910.971284][ T10] [ 4910.973266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.973266][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.973266][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.973266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.973266][ T10] ip6_route_add+0x1c/0x140 [ 4910.973266][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4910.973266][ T10] inet6_addr_add+0x4f8/0xa40 [ 4910.973266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.973266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.973266][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.973266][ T10] netlink_unicast+0x449/0x710 [ 4910.973266][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.973266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.973266][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.973266][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.973266][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.973266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.973266][ T10] [ 4910.975318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.975318][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.975318][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.975318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.975318][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4910.975318][ T10] ipv6_add_addr+0x411/0x2000 [ 4910.975318][ T10] inet6_addr_add+0x30e/0xa40 [ 4910.975318][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.975318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.975318][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.975318][ T10] netlink_unicast+0x449/0x710 [ 4910.975318][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.975318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.975318][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.975318][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.975318][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.975318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.975318][ T10] [ 4910.977364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.977364][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.977364][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.977364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.977364][ T10] ip6_route_add+0x1c/0x140 [ 4910.977364][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4910.977364][ T10] addrconf_add_dev+0xe2/0x170 [ 4910.977364][ T10] inet6_addr_add+0x12f/0xa40 [ 4910.977364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.977364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.977364][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.977364][ T10] netlink_unicast+0x449/0x710 [ 4910.977364][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.977364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.977364][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.977364][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.977364][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.977364][ T10] [ 4910.979351][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.979351][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4910.979351][ T10] ipv6_find_idev+0x102/0x170 [ 4910.979351][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4910.979351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.979351][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.979351][ T10] netlink_unicast+0x449/0x710 [ 4910.979351][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.979351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.979351][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.979351][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.979351][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.979351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.979351][ T10] [ 4910.980918][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4910.980918][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4910.980918][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4910.980918][ T10] ipv6_find_idev+0x102/0x170 [ 4910.980918][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4910.980918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.980918][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.980918][ T10] netlink_unicast+0x449/0x710 [ 4910.980918][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.980918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.980918][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.980918][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.980918][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.980918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.980918][ T10] [ 4910.982679][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4910.982976][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4910.982976][ T10] dst_init+0x84/0x4a0 [ 4910.982976][ T10] dst_alloc+0x97/0x150 [ 4910.982976][ T10] ip6_dst_alloc+0x23/0x90 [ 4910.982976][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4910.982976][ T10] ip6_pol_route+0x56f/0x840 [ 4910.982976][ T10] fib6_rule_lookup+0x456/0x630 [ 4910.982976][ T10] ip6_route_input+0x59c/0xa50 [ 4910.982976][ T10] ipv6_rcv+0x397/0x810 [ 4910.982976][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4910.982976][ T10] process_backlog+0x101/0x620 [ 4910.982976][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4910.982976][ T10] net_rx_action+0x495/0xbe0 [ 4910.982976][ T10] __do_softirq+0x1b5/0x7f6 [ 4910.982976][ T10] [ 4910.984706][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.984706][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4910.984706][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4910.984706][ T10] fib6_nh_init+0xa22/0x1580 [ 4910.984706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.984706][ T10] ip6_route_add+0x1c/0x140 [ 4910.984706][ T10] inet6_rtm_newroute+0x104/0x110 [ 4910.984706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.984706][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.984706][ T10] netlink_unicast+0x449/0x710 [ 4910.984706][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.984706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.984706][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.984706][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.984706][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.984706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.984706][ T10] [ 4910.986704][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.986704][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.986704][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.986704][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.986704][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4910.986704][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4910.986704][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4910.986704][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4910.986704][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4910.986704][ T10] addrconf_dad_begin+0x310/0x670 [ 4910.986704][ T10] addrconf_dad_work+0x10b/0xab0 [ 4910.986704][ T10] process_one_work+0x84d/0x18a0 [ 4910.986704][ T10] worker_thread+0x587/0xd30 [ 4910.986704][ T10] kthread+0x28a/0x350 [ 4910.986704][ T10] ret_from_fork+0x31/0x70 [ 4910.986704][ T10] ret_from_fork_asm+0x1a/0x30 [ 4910.986704][ T10] [ 4910.988758][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.988758][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.988758][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.988758][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.988758][ T10] ip6_route_add+0x1c/0x140 [ 4910.988758][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4910.988758][ T10] inet6_addr_add+0x4f8/0xa40 [ 4910.988758][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.988758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.988758][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.988758][ T10] netlink_unicast+0x449/0x710 [ 4910.988758][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.988758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.988758][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.988758][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.988758][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.988758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.988758][ T10] [ 4910.990890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.990890][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.990890][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.990890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.990890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4910.990890][ T10] ipv6_add_addr+0x411/0x2000 [ 4910.990890][ T10] inet6_addr_add+0x30e/0xa40 [ 4910.990890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.990890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.990890][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.990890][ T10] netlink_unicast+0x449/0x710 [ 4910.990890][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.990890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.990890][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.990890][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.990890][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.990890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.990890][ T10] [ 4910.993044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.993044][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.993044][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.993044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.993044][ T10] ip6_route_add+0x1c/0x140 [ 4910.993044][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4910.993044][ T10] addrconf_add_dev+0xe2/0x170 [ 4910.993044][ T10] inet6_addr_add+0x12f/0xa40 [ 4910.993044][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.993044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.993044][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.993044][ T10] netlink_unicast+0x449/0x710 [ 4910.993044][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.993044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.993044][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.993044][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.993044][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.993044][ T10] [ 4910.995276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.995276][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4910.995276][ T10] ipv6_find_idev+0x102/0x170 [ 4910.995276][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4910.995276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.995276][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.995276][ T10] netlink_unicast+0x449/0x710 [ 4910.995276][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.995276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.995276][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.995276][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.995276][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.995276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.995276][ T10] [ 4910.997127][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4910.997127][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4910.997127][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4910.997127][ T10] ipv6_find_idev+0x102/0x170 [ 4910.997127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4910.997127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.997127][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.997127][ T10] netlink_unicast+0x449/0x710 [ 4910.997127][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.997127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.997127][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.997127][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.997127][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.997127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.997127][ T10] [ 4910.999270][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4910.999529][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4910.999529][ T10] netdev_get_by_index+0x5e/0x80 [ 4910.999529][ T10] fib6_nh_init+0x3d8/0x1580 [ 4910.999529][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4910.999529][ T10] ip6_route_add+0x1c/0x140 [ 4910.999529][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4910.999529][ T10] inet6_addr_add+0x4f8/0xa40 [ 4910.999529][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4910.999529][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4910.999529][ T10] netlink_rcv_skb+0x130/0x360 [ 4910.999529][ T10] netlink_unicast+0x449/0x710 [ 4910.999529][ T10] netlink_sendmsg+0x723/0xbe0 [ 4910.999529][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4910.999529][ T10] ___sys_sendmsg+0xee/0x170 [ 4910.999529][ T10] __sys_sendmsg+0xcd/0x170 [ 4910.999529][ T10] do_syscall_64+0xc6/0x1e0 [ 4910.999529][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4910.999529][ T10] [ 4911.001984][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4911.001984][ T10] netdev_get_by_index+0x5e/0x80 [ 4911.001984][ T10] fib6_nh_init+0x3d8/0x1580 [ 4911.001984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4911.001984][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4911.001984][ T10] ipv6_add_addr+0x411/0x2000 [ 4911.001984][ T10] inet6_addr_add+0x30e/0xa40 [ 4911.001984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4911.001984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4911.001984][ T10] netlink_rcv_skb+0x130/0x360 [ 4911.001984][ T10] netlink_unicast+0x449/0x710 [ 4911.001984][ T10] netlink_sendmsg+0x723/0xbe0 [ 4911.001984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4911.001984][ T10] ___sys_sendmsg+0xee/0x170 [ 4911.001984][ T10] __sys_sendmsg+0xcd/0x170 [ 4911.001984][ T10] do_syscall_64+0xc6/0x1e0 [ 4911.001984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4911.001984][ T10] [ 4911.004365][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4911.004365][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4911.004365][ T10] ipv6_find_idev+0x102/0x170 [ 4911.004365][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4911.004365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4911.004365][ T10] netlink_rcv_skb+0x130/0x360 [ 4911.004365][ T10] netlink_unicast+0x449/0x710 [ 4911.004365][ T10] netlink_sendmsg+0x723/0xbe0 [ 4911.004365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4911.004365][ T10] ___sys_sendmsg+0xee/0x170 [ 4911.004365][ T10] __sys_sendmsg+0xcd/0x170 [ 4911.004365][ T10] do_syscall_64+0xc6/0x1e0 [ 4911.004365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4911.004365][ T10] [ 4911.006192][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4911.006192][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4911.006192][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4911.006192][ T10] ipv6_find_idev+0x102/0x170 [ 4911.006192][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4911.006192][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4911.006192][ T10] netlink_rcv_skb+0x130/0x360 [ 4911.006192][ T10] netlink_unicast+0x449/0x710 [ 4911.006192][ T10] netlink_sendmsg+0x723/0xbe0 [ 4911.006192][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4911.006192][ T10] ___sys_sendmsg+0xee/0x170 [ 4911.006192][ T10] __sys_sendmsg+0xcd/0x170 [ 4911.006192][ T10] do_syscall_64+0xc6/0x1e0 [ 4911.006192][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4911.006192][ T10] [ 4921.246970][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4921.247442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.247442][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4921.247442][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4921.247442][ T10] fib6_nh_init+0xa22/0x1580 [ 4921.247442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.247442][ T10] ip6_route_add+0x1c/0x140 [ 4921.247442][ T10] inet6_rtm_newroute+0x104/0x110 [ 4921.247442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.247442][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.247442][ T10] netlink_unicast+0x449/0x710 [ 4921.247442][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.247442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.247442][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.247442][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.247442][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.247442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.247442][ T10] [ 4921.249380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.249380][ T10] dst_init+0x84/0x4a0 [ 4921.249380][ T10] dst_alloc+0x97/0x150 [ 4921.249380][ T10] ip6_dst_alloc+0x23/0x90 [ 4921.249380][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4921.249380][ T10] ip6_pol_route+0x56f/0x840 [ 4921.249380][ T10] fib6_rule_lookup+0x456/0x630 [ 4921.249380][ T10] ip6_route_input+0x59c/0xa50 [ 4921.249380][ T10] ipv6_rcv+0x397/0x810 [ 4921.249380][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4921.249380][ T10] process_backlog+0x101/0x620 [ 4921.249380][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4921.249380][ T10] net_rx_action+0x495/0xbe0 [ 4921.249380][ T10] __do_softirq+0x1b5/0x7f6 [ 4921.249380][ T10] [ 4921.251061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.251061][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.251061][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.251061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.251061][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4921.251061][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4921.251061][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4921.251061][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4921.251061][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4921.251061][ T10] addrconf_dad_begin+0x310/0x670 [ 4921.251061][ T10] addrconf_dad_work+0x10b/0xab0 [ 4921.251061][ T10] process_one_work+0x84d/0x18a0 [ 4921.251061][ T10] worker_thread+0x587/0xd30 [ 4921.251061][ T10] kthread+0x28a/0x350 [ 4921.251061][ T10] ret_from_fork+0x31/0x70 [ 4921.251061][ T10] ret_from_fork_asm+0x1a/0x30 [ 4921.251061][ T10] [ 4921.253024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.253024][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.253024][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.253024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.253024][ T10] ip6_route_add+0x1c/0x140 [ 4921.253024][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4921.253024][ T10] inet6_addr_add+0x4f8/0xa40 [ 4921.253024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.253024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.253024][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.253024][ T10] netlink_unicast+0x449/0x710 [ 4921.253024][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.253024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.253024][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.253024][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.253024][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.253024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.253024][ T10] [ 4921.255049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.255049][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.255049][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.255049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.255049][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4921.255049][ T10] ipv6_add_addr+0x411/0x2000 [ 4921.255049][ T10] inet6_addr_add+0x30e/0xa40 [ 4921.255049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.255049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.255049][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.255049][ T10] netlink_unicast+0x449/0x710 [ 4921.255049][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.255049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.255049][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.255049][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.255049][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.255049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.255049][ T10] [ 4921.257168][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.257168][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.257168][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.257168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.257168][ T10] ip6_route_add+0x1c/0x140 [ 4921.257168][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4921.257168][ T10] addrconf_add_dev+0xe2/0x170 [ 4921.257168][ T10] inet6_addr_add+0x12f/0xa40 [ 4921.257168][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.257168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.257168][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.257168][ T10] netlink_unicast+0x449/0x710 [ 4921.257168][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.257168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.257168][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.257168][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.257168][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.257168][ T10] [ 4921.259256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.259256][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4921.259256][ T10] ipv6_find_idev+0x102/0x170 [ 4921.259256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.259256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.259256][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.259256][ T10] netlink_unicast+0x449/0x710 [ 4921.259256][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.259256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.259256][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.259256][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.259256][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.259256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.259256][ T10] [ 4921.260886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4921.260886][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4921.260886][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4921.260886][ T10] ipv6_find_idev+0x102/0x170 [ 4921.260886][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.260886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.260886][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.260886][ T10] netlink_unicast+0x449/0x710 [ 4921.260886][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.260886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.260886][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.260886][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.260886][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.260886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.260886][ T10] [ 4921.262709][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4921.263027][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4921.263027][ T10] dst_init+0x84/0x4a0 [ 4921.263027][ T10] dst_alloc+0x97/0x150 [ 4921.263027][ T10] ip6_dst_alloc+0x23/0x90 [ 4921.263027][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4921.263027][ T10] ip6_pol_route+0x56f/0x840 [ 4921.263027][ T10] fib6_rule_lookup+0x456/0x630 [ 4921.263027][ T10] ip6_route_input+0x59c/0xa50 [ 4921.263027][ T10] ipv6_rcv+0x397/0x810 [ 4921.263027][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4921.263027][ T10] process_backlog+0x101/0x620 [ 4921.263027][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4921.263027][ T10] net_rx_action+0x495/0xbe0 [ 4921.263027][ T10] __do_softirq+0x1b5/0x7f6 [ 4921.263027][ T10] [ 4921.264771][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.264771][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4921.264771][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4921.264771][ T10] fib6_nh_init+0xa22/0x1580 [ 4921.264771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.264771][ T10] ip6_route_add+0x1c/0x140 [ 4921.264771][ T10] inet6_rtm_newroute+0x104/0x110 [ 4921.264771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.264771][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.264771][ T10] netlink_unicast+0x449/0x710 [ 4921.264771][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.264771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.264771][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.264771][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.264771][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.264771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.264771][ T10] [ 4921.266775][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.266775][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.266775][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.266775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.266775][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4921.266775][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4921.266775][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4921.266775][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4921.266775][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4921.266775][ T10] addrconf_dad_begin+0x310/0x670 [ 4921.266775][ T10] addrconf_dad_work+0x10b/0xab0 [ 4921.266775][ T10] process_one_work+0x84d/0x18a0 [ 4921.266775][ T10] worker_thread+0x587/0xd30 [ 4921.266775][ T10] kthread+0x28a/0x350 [ 4921.266775][ T10] ret_from_fork+0x31/0x70 [ 4921.266775][ T10] ret_from_fork_asm+0x1a/0x30 [ 4921.266775][ T10] [ 4921.268806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.268806][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.268806][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.268806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.268806][ T10] ip6_route_add+0x1c/0x140 [ 4921.268806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4921.268806][ T10] inet6_addr_add+0x4f8/0xa40 [ 4921.268806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.268806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.268806][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.268806][ T10] netlink_unicast+0x449/0x710 [ 4921.268806][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.268806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.268806][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.268806][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.268806][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.268806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.268806][ T10] [ 4921.270965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.270965][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.270965][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.270965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.270965][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4921.270965][ T10] ipv6_add_addr+0x411/0x2000 [ 4921.270965][ T10] inet6_addr_add+0x30e/0xa40 [ 4921.270965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.270965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.270965][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.270965][ T10] netlink_unicast+0x449/0x710 [ 4921.270965][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.270965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.270965][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.270965][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.270965][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.270965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.270965][ T10] [ 4921.273096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.273096][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.273096][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.273096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.273096][ T10] ip6_route_add+0x1c/0x140 [ 4921.273096][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4921.273096][ T10] addrconf_add_dev+0xe2/0x170 [ 4921.273096][ T10] inet6_addr_add+0x12f/0xa40 [ 4921.273096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.273096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.273096][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.273096][ T10] netlink_unicast+0x449/0x710 [ 4921.273096][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.273096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.273096][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.273096][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.273096][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.273096][ T10] [ 4921.275323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.275323][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4921.275323][ T10] ipv6_find_idev+0x102/0x170 [ 4921.275323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.275323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.275323][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.275323][ T10] netlink_unicast+0x449/0x710 [ 4921.275323][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.275323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.275323][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.275323][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.275323][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.275323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.275323][ T10] [ 4921.277243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4921.277243][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4921.277243][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4921.277243][ T10] ipv6_find_idev+0x102/0x170 [ 4921.277243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.277243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.277243][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.277243][ T10] netlink_unicast+0x449/0x710 [ 4921.277243][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.277243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.277243][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.277243][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.277243][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.277243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.277243][ T10] [ 4921.279352][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4921.279620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4921.279620][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.279620][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.279620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.279620][ T10] ip6_route_add+0x1c/0x140 [ 4921.279620][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4921.279620][ T10] inet6_addr_add+0x4f8/0xa40 [ 4921.279620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.279620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.279620][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.279620][ T10] netlink_unicast+0x449/0x710 [ 4921.279620][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.279620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.279620][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.279620][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.279620][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.279620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.279620][ T10] [ 4921.282026][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4921.282026][ T10] netdev_get_by_index+0x5e/0x80 [ 4921.282026][ T10] fib6_nh_init+0x3d8/0x1580 [ 4921.282026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4921.282026][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4921.282026][ T10] ipv6_add_addr+0x411/0x2000 [ 4921.282026][ T10] inet6_addr_add+0x30e/0xa40 [ 4921.282026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4921.282026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.282026][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.282026][ T10] netlink_unicast+0x449/0x710 [ 4921.282026][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.282026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.282026][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.282026][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.282026][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.282026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.282026][ T10] [ 4921.284403][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4921.284403][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4921.284403][ T10] ipv6_find_idev+0x102/0x170 [ 4921.284403][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.284403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.284403][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.284403][ T10] netlink_unicast+0x449/0x710 [ 4921.284403][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.284403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.284403][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.284403][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.284403][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.284403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.284403][ T10] [ 4921.286288][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4921.286288][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4921.286288][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4921.286288][ T10] ipv6_find_idev+0x102/0x170 [ 4921.286288][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4921.286288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4921.286288][ T10] netlink_rcv_skb+0x130/0x360 [ 4921.286288][ T10] netlink_unicast+0x449/0x710 [ 4921.286288][ T10] netlink_sendmsg+0x723/0xbe0 [ 4921.286288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4921.286288][ T10] ___sys_sendmsg+0xee/0x170 [ 4921.286288][ T10] __sys_sendmsg+0xcd/0x170 [ 4921.286288][ T10] do_syscall_64+0xc6/0x1e0 [ 4921.286288][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4921.286288][ T10] [ 4931.358918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4931.359368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.359368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4931.359368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4931.359368][ T10] fib6_nh_init+0xa22/0x1580 [ 4931.359368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.359368][ T10] ip6_route_add+0x1c/0x140 [ 4931.359368][ T10] inet6_rtm_newroute+0x104/0x110 [ 4931.359368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.359368][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.359368][ T10] netlink_unicast+0x449/0x710 [ 4931.359368][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.359368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.359368][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.359368][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.359368][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.359368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.359368][ T10] [ 4931.361346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.361346][ T10] dst_init+0x84/0x4a0 [ 4931.361346][ T10] dst_alloc+0x97/0x150 [ 4931.361346][ T10] ip6_dst_alloc+0x23/0x90 [ 4931.361346][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4931.361346][ T10] ip6_pol_route+0x56f/0x840 [ 4931.361346][ T10] fib6_rule_lookup+0x456/0x630 [ 4931.361346][ T10] ip6_route_input+0x59c/0xa50 [ 4931.361346][ T10] ipv6_rcv+0x397/0x810 [ 4931.361346][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4931.361346][ T10] process_backlog+0x101/0x620 [ 4931.361346][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4931.361346][ T10] net_rx_action+0x495/0xbe0 [ 4931.361346][ T10] __do_softirq+0x1b5/0x7f6 [ 4931.361346][ T10] [ 4931.363161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.363161][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.363161][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.363161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.363161][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4931.363161][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4931.363161][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4931.363161][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4931.363161][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4931.363161][ T10] addrconf_dad_begin+0x310/0x670 [ 4931.363161][ T10] addrconf_dad_work+0x10b/0xab0 [ 4931.363161][ T10] process_one_work+0x84d/0x18a0 [ 4931.363161][ T10] worker_thread+0x587/0xd30 [ 4931.363161][ T10] kthread+0x28a/0x350 [ 4931.363161][ T10] ret_from_fork+0x31/0x70 [ 4931.363161][ T10] ret_from_fork_asm+0x1a/0x30 [ 4931.363161][ T10] [ 4931.365152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.365152][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.365152][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.365152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.365152][ T10] ip6_route_add+0x1c/0x140 [ 4931.365152][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4931.365152][ T10] inet6_addr_add+0x4f8/0xa40 [ 4931.365152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.365152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.365152][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.365152][ T10] netlink_unicast+0x449/0x710 [ 4931.365152][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.365152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.365152][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.365152][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.365152][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.365152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.365152][ T10] [ 4931.367215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.367215][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.367215][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.367215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.367215][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4931.367215][ T10] ipv6_add_addr+0x411/0x2000 [ 4931.367215][ T10] inet6_addr_add+0x30e/0xa40 [ 4931.367215][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.367215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.367215][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.367215][ T10] netlink_unicast+0x449/0x710 [ 4931.367215][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.367215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.367215][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.367215][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.367215][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.367215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.367215][ T10] [ 4931.369284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.369284][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.369284][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.369284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.369284][ T10] ip6_route_add+0x1c/0x140 [ 4931.369284][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4931.369284][ T10] addrconf_add_dev+0xe2/0x170 [ 4931.369284][ T10] inet6_addr_add+0x12f/0xa40 [ 4931.369284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.369284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.369284][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.369284][ T10] netlink_unicast+0x449/0x710 [ 4931.369284][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.369284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.369284][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.369284][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.369284][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.369284][ T10] [ 4931.371305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.371305][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4931.371305][ T10] ipv6_find_idev+0x102/0x170 [ 4931.371305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.371305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.371305][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.371305][ T10] netlink_unicast+0x449/0x710 [ 4931.371305][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.371305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.371305][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.371305][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.371305][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.371305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.371305][ T10] [ 4931.372908][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4931.372908][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4931.372908][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4931.372908][ T10] ipv6_find_idev+0x102/0x170 [ 4931.372908][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.372908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.372908][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.372908][ T10] netlink_unicast+0x449/0x710 [ 4931.372908][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.372908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.372908][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.372908][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.372908][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.372908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.372908][ T10] [ 4931.374659][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4931.374976][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4931.374976][ T10] dst_init+0x84/0x4a0 [ 4931.374976][ T10] dst_alloc+0x97/0x150 [ 4931.374976][ T10] ip6_dst_alloc+0x23/0x90 [ 4931.374976][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4931.374976][ T10] ip6_pol_route+0x56f/0x840 [ 4931.374976][ T10] fib6_rule_lookup+0x456/0x630 [ 4931.374976][ T10] ip6_route_input+0x59c/0xa50 [ 4931.374976][ T10] ipv6_rcv+0x397/0x810 [ 4931.374976][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4931.374976][ T10] process_backlog+0x101/0x620 [ 4931.374976][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4931.374976][ T10] net_rx_action+0x495/0xbe0 [ 4931.374976][ T10] __do_softirq+0x1b5/0x7f6 [ 4931.374976][ T10] [ 4931.376664][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.376664][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4931.376664][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4931.376664][ T10] fib6_nh_init+0xa22/0x1580 [ 4931.376664][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.376664][ T10] ip6_route_add+0x1c/0x140 [ 4931.376664][ T10] inet6_rtm_newroute+0x104/0x110 [ 4931.376664][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.376664][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.376664][ T10] netlink_unicast+0x449/0x710 [ 4931.376664][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.376664][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.376664][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.376664][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.376664][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.376664][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.376664][ T10] [ 4931.378605][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.378605][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.378605][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.378605][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.378605][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4931.378605][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4931.378605][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4931.378605][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4931.378605][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4931.378605][ T10] addrconf_dad_begin+0x310/0x670 [ 4931.378605][ T10] addrconf_dad_work+0x10b/0xab0 [ 4931.378605][ T10] process_one_work+0x84d/0x18a0 [ 4931.378605][ T10] worker_thread+0x587/0xd30 [ 4931.378605][ T10] kthread+0x28a/0x350 [ 4931.378605][ T10] ret_from_fork+0x31/0x70 [ 4931.378605][ T10] ret_from_fork_asm+0x1a/0x30 [ 4931.378605][ T10] [ 4931.380564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.380564][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.380564][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.380564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.380564][ T10] ip6_route_add+0x1c/0x140 [ 4931.380564][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4931.380564][ T10] inet6_addr_add+0x4f8/0xa40 [ 4931.380564][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.380564][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.380564][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.380564][ T10] netlink_unicast+0x449/0x710 [ 4931.380564][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.380564][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.380564][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.380564][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.380564][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.380564][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.380564][ T10] [ 4931.382624][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.382624][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.382624][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.382624][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.382624][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4931.382624][ T10] ipv6_add_addr+0x411/0x2000 [ 4931.382624][ T10] inet6_addr_add+0x30e/0xa40 [ 4931.382624][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.382624][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.382624][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.382624][ T10] netlink_unicast+0x449/0x710 [ 4931.382624][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.382624][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.382624][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.382624][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.382624][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.382624][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.382624][ T10] [ 4931.384681][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.384681][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.384681][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.384681][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.384681][ T10] ip6_route_add+0x1c/0x140 [ 4931.384681][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4931.384681][ T10] addrconf_add_dev+0xe2/0x170 [ 4931.384681][ T10] inet6_addr_add+0x12f/0xa40 [ 4931.384681][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.384681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.384681][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.384681][ T10] netlink_unicast+0x449/0x710 [ 4931.384681][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.384681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.384681][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.384681][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.384681][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.384681][ T10] [ 4931.386832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.386832][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4931.386832][ T10] ipv6_find_idev+0x102/0x170 [ 4931.386832][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.386832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.386832][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.386832][ T10] netlink_unicast+0x449/0x710 [ 4931.386832][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.386832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.386832][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.386832][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.386832][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.386832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.386832][ T10] [ 4931.388600][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4931.388600][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4931.388600][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4931.388600][ T10] ipv6_find_idev+0x102/0x170 [ 4931.388600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.388600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.388600][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.388600][ T10] netlink_unicast+0x449/0x710 [ 4931.388600][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.388600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.388600][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.388600][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.388600][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.388600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.388600][ T10] [ 4931.390647][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4931.390915][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4931.390915][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.390915][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.390915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.390915][ T10] ip6_route_add+0x1c/0x140 [ 4931.390915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4931.390915][ T10] inet6_addr_add+0x4f8/0xa40 [ 4931.390915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.390915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.390915][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.390915][ T10] netlink_unicast+0x449/0x710 [ 4931.390915][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.390915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.390915][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.390915][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.390915][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.390915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.390915][ T10] [ 4931.393234][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4931.393234][ T10] netdev_get_by_index+0x5e/0x80 [ 4931.393234][ T10] fib6_nh_init+0x3d8/0x1580 [ 4931.393234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4931.393234][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4931.393234][ T10] ipv6_add_addr+0x411/0x2000 [ 4931.393234][ T10] inet6_addr_add+0x30e/0xa40 [ 4931.393234][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4931.393234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.393234][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.393234][ T10] netlink_unicast+0x449/0x710 [ 4931.393234][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.393234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.393234][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.393234][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.393234][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.393234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.393234][ T10] [ 4931.395469][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4931.395469][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4931.395469][ T10] ipv6_find_idev+0x102/0x170 [ 4931.395469][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.395469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.395469][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.395469][ T10] netlink_unicast+0x449/0x710 [ 4931.395469][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.395469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.395469][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.395469][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.395469][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.395469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.395469][ T10] [ 4931.397239][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4931.397239][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4931.397239][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4931.397239][ T10] ipv6_find_idev+0x102/0x170 [ 4931.397239][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4931.397239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4931.397239][ T10] netlink_rcv_skb+0x130/0x360 [ 4931.397239][ T10] netlink_unicast+0x449/0x710 [ 4931.397239][ T10] netlink_sendmsg+0x723/0xbe0 [ 4931.397239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4931.397239][ T10] ___sys_sendmsg+0xee/0x170 [ 4931.397239][ T10] __sys_sendmsg+0xcd/0x170 [ 4931.397239][ T10] do_syscall_64+0xc6/0x1e0 [ 4931.397239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4931.397239][ T10] [ 4941.638976][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4941.639385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.639385][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4941.639385][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4941.639385][ T10] fib6_nh_init+0xa22/0x1580 [ 4941.639385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.639385][ T10] ip6_route_add+0x1c/0x140 [ 4941.639385][ T10] inet6_rtm_newroute+0x104/0x110 [ 4941.639385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.639385][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.639385][ T10] netlink_unicast+0x449/0x710 [ 4941.639385][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.639385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.639385][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.639385][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.639385][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.639385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.639385][ T10] [ 4941.641371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.641371][ T10] dst_init+0x84/0x4a0 [ 4941.641371][ T10] dst_alloc+0x97/0x150 [ 4941.641371][ T10] ip6_dst_alloc+0x23/0x90 [ 4941.641371][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4941.641371][ T10] ip6_pol_route+0x56f/0x840 [ 4941.641371][ T10] fib6_rule_lookup+0x456/0x630 [ 4941.641371][ T10] ip6_route_input+0x59c/0xa50 [ 4941.641371][ T10] ipv6_rcv+0x397/0x810 [ 4941.641371][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4941.641371][ T10] process_backlog+0x101/0x620 [ 4941.641371][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4941.641371][ T10] net_rx_action+0x495/0xbe0 [ 4941.641371][ T10] __do_softirq+0x1b5/0x7f6 [ 4941.641371][ T10] [ 4941.643092][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.643092][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.643092][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.643092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.643092][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4941.643092][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4941.643092][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4941.643092][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4941.643092][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4941.643092][ T10] addrconf_dad_begin+0x310/0x670 [ 4941.643092][ T10] addrconf_dad_work+0x10b/0xab0 [ 4941.643092][ T10] process_one_work+0x84d/0x18a0 [ 4941.643092][ T10] worker_thread+0x587/0xd30 [ 4941.643092][ T10] kthread+0x28a/0x350 [ 4941.643092][ T10] ret_from_fork+0x31/0x70 [ 4941.643092][ T10] ret_from_fork_asm+0x1a/0x30 [ 4941.643092][ T10] [ 4941.645073][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.645073][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.645073][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.645073][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.645073][ T10] ip6_route_add+0x1c/0x140 [ 4941.645073][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4941.645073][ T10] inet6_addr_add+0x4f8/0xa40 [ 4941.645073][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.645073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.645073][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.645073][ T10] netlink_unicast+0x449/0x710 [ 4941.645073][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.645073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.645073][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.645073][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.645073][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.645073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.645073][ T10] [ 4941.647136][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.647136][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.647136][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.647136][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.647136][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4941.647136][ T10] ipv6_add_addr+0x411/0x2000 [ 4941.647136][ T10] inet6_addr_add+0x30e/0xa40 [ 4941.647136][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.647136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.647136][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.647136][ T10] netlink_unicast+0x449/0x710 [ 4941.647136][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.647136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.647136][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.647136][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.647136][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.647136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.647136][ T10] [ 4941.649190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.649190][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.649190][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.649190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.649190][ T10] ip6_route_add+0x1c/0x140 [ 4941.649190][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4941.649190][ T10] addrconf_add_dev+0xe2/0x170 [ 4941.649190][ T10] inet6_addr_add+0x12f/0xa40 [ 4941.649190][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.649190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.649190][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.649190][ T10] netlink_unicast+0x449/0x710 [ 4941.649190][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.649190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.649190][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.649190][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.649190][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.649190][ T10] [ 4941.651211][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.651211][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4941.651211][ T10] ipv6_find_idev+0x102/0x170 [ 4941.651211][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.651211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.651211][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.651211][ T10] netlink_unicast+0x449/0x710 [ 4941.651211][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.651211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.651211][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.651211][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.651211][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.651211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.651211][ T10] [ 4941.652803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4941.652803][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4941.652803][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4941.652803][ T10] ipv6_find_idev+0x102/0x170 [ 4941.652803][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.652803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.652803][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.652803][ T10] netlink_unicast+0x449/0x710 [ 4941.652803][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.652803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.652803][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.652803][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.652803][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.652803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.652803][ T10] [ 4941.654553][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4941.654851][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4941.654851][ T10] dst_init+0x84/0x4a0 [ 4941.654851][ T10] dst_alloc+0x97/0x150 [ 4941.654851][ T10] ip6_dst_alloc+0x23/0x90 [ 4941.654851][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4941.654851][ T10] ip6_pol_route+0x56f/0x840 [ 4941.654851][ T10] fib6_rule_lookup+0x456/0x630 [ 4941.654851][ T10] ip6_route_input+0x59c/0xa50 [ 4941.654851][ T10] ipv6_rcv+0x397/0x810 [ 4941.654851][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4941.654851][ T10] process_backlog+0x101/0x620 [ 4941.654851][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4941.654851][ T10] net_rx_action+0x495/0xbe0 [ 4941.654851][ T10] __do_softirq+0x1b5/0x7f6 [ 4941.654851][ T10] [ 4941.656551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.656551][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4941.656551][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4941.656551][ T10] fib6_nh_init+0xa22/0x1580 [ 4941.656551][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.656551][ T10] ip6_route_add+0x1c/0x140 [ 4941.656551][ T10] inet6_rtm_newroute+0x104/0x110 [ 4941.656551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.656551][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.656551][ T10] netlink_unicast+0x449/0x710 [ 4941.656551][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.656551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.656551][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.656551][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.656551][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.656551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.656551][ T10] [ 4941.658493][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.658493][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.658493][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.658493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.658493][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4941.658493][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4941.658493][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4941.658493][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4941.658493][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4941.658493][ T10] addrconf_dad_begin+0x310/0x670 [ 4941.658493][ T10] addrconf_dad_work+0x10b/0xab0 [ 4941.658493][ T10] process_one_work+0x84d/0x18a0 [ 4941.658493][ T10] worker_thread+0x587/0xd30 [ 4941.658493][ T10] kthread+0x28a/0x350 [ 4941.658493][ T10] ret_from_fork+0x31/0x70 [ 4941.658493][ T10] ret_from_fork_asm+0x1a/0x30 [ 4941.658493][ T10] [ 4941.660460][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.660460][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.660460][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.660460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.660460][ T10] ip6_route_add+0x1c/0x140 [ 4941.660460][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4941.660460][ T10] inet6_addr_add+0x4f8/0xa40 [ 4941.660460][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.660460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.660460][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.660460][ T10] netlink_unicast+0x449/0x710 [ 4941.660460][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.660460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.660460][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.660460][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.660460][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.660460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.660460][ T10] [ 4941.662537][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.662537][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.662537][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.662537][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.662537][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4941.662537][ T10] ipv6_add_addr+0x411/0x2000 [ 4941.662537][ T10] inet6_addr_add+0x30e/0xa40 [ 4941.662537][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.662537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.662537][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.662537][ T10] netlink_unicast+0x449/0x710 [ 4941.662537][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.662537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.662537][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.662537][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.662537][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.662537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.662537][ T10] [ 4941.664604][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.664604][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.664604][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.664604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.664604][ T10] ip6_route_add+0x1c/0x140 [ 4941.664604][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4941.664604][ T10] addrconf_add_dev+0xe2/0x170 [ 4941.664604][ T10] inet6_addr_add+0x12f/0xa40 [ 4941.664604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.664604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.664604][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.664604][ T10] netlink_unicast+0x449/0x710 [ 4941.664604][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.664604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.664604][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.664604][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.664604][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.664604][ T10] [ 4941.666770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.666770][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4941.666770][ T10] ipv6_find_idev+0x102/0x170 [ 4941.666770][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.666770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.666770][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.666770][ T10] netlink_unicast+0x449/0x710 [ 4941.666770][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.666770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.666770][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.666770][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.666770][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.666770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.666770][ T10] [ 4941.668629][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4941.668629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4941.668629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4941.668629][ T10] ipv6_find_idev+0x102/0x170 [ 4941.668629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.668629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.668629][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.668629][ T10] netlink_unicast+0x449/0x710 [ 4941.668629][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.668629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.668629][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.668629][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.668629][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.668629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.668629][ T10] [ 4941.670650][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4941.670916][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4941.670916][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.670916][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.670916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.670916][ T10] ip6_route_add+0x1c/0x140 [ 4941.670916][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4941.670916][ T10] inet6_addr_add+0x4f8/0xa40 [ 4941.670916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.670916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.670916][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.670916][ T10] netlink_unicast+0x449/0x710 [ 4941.670916][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.670916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.670916][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.670916][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.670916][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.670916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.670916][ T10] [ 4941.673240][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4941.673240][ T10] netdev_get_by_index+0x5e/0x80 [ 4941.673240][ T10] fib6_nh_init+0x3d8/0x1580 [ 4941.673240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4941.673240][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4941.673240][ T10] ipv6_add_addr+0x411/0x2000 [ 4941.673240][ T10] inet6_addr_add+0x30e/0xa40 [ 4941.673240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4941.673240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.673240][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.673240][ T10] netlink_unicast+0x449/0x710 [ 4941.673240][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.673240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.673240][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.673240][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.673240][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.673240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.673240][ T10] [ 4941.675512][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4941.675512][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4941.675512][ T10] ipv6_find_idev+0x102/0x170 [ 4941.675512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.675512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.675512][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.675512][ T10] netlink_unicast+0x449/0x710 [ 4941.675512][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.675512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.675512][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.675512][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.675512][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.675512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.675512][ T10] [ 4941.677285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4941.677285][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4941.677285][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4941.677285][ T10] ipv6_find_idev+0x102/0x170 [ 4941.677285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4941.677285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4941.677285][ T10] netlink_rcv_skb+0x130/0x360 [ 4941.677285][ T10] netlink_unicast+0x449/0x710 [ 4941.677285][ T10] netlink_sendmsg+0x723/0xbe0 [ 4941.677285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4941.677285][ T10] ___sys_sendmsg+0xee/0x170 [ 4941.677285][ T10] __sys_sendmsg+0xcd/0x170 [ 4941.677285][ T10] do_syscall_64+0xc6/0x1e0 [ 4941.677285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4941.677285][ T10] [ 4951.918972][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4951.919505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.919505][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4951.919505][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4951.919505][ T10] fib6_nh_init+0xa22/0x1580 [ 4951.919505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.919505][ T10] ip6_route_add+0x1c/0x140 [ 4951.919505][ T10] inet6_rtm_newroute+0x104/0x110 [ 4951.919505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.919505][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.919505][ T10] netlink_unicast+0x449/0x710 [ 4951.919505][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.919505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.919505][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.919505][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.919505][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.919505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.919505][ T10] [ 4951.922681][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.922681][ T10] dst_init+0x84/0x4a0 [ 4951.922681][ T10] dst_alloc+0x97/0x150 [ 4951.922681][ T10] ip6_dst_alloc+0x23/0x90 [ 4951.922681][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4951.922681][ T10] ip6_pol_route+0x56f/0x840 [ 4951.922681][ T10] fib6_rule_lookup+0x456/0x630 [ 4951.922681][ T10] ip6_route_input+0x59c/0xa50 [ 4951.922681][ T10] ipv6_rcv+0x397/0x810 [ 4951.922681][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4951.922681][ T10] process_backlog+0x101/0x620 [ 4951.922681][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4951.922681][ T10] net_rx_action+0x495/0xbe0 [ 4951.922681][ T10] __do_softirq+0x1b5/0x7f6 [ 4951.922681][ T10] [ 4951.925331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.925331][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.925331][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.925331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.925331][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4951.925331][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4951.925331][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4951.925331][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4951.925331][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4951.925331][ T10] addrconf_dad_begin+0x310/0x670 [ 4951.925331][ T10] addrconf_dad_work+0x10b/0xab0 [ 4951.925331][ T10] process_one_work+0x84d/0x18a0 [ 4951.925331][ T10] worker_thread+0x587/0xd30 [ 4951.925331][ T10] kthread+0x28a/0x350 [ 4951.925331][ T10] ret_from_fork+0x31/0x70 [ 4951.925331][ T10] ret_from_fork_asm+0x1a/0x30 [ 4951.925331][ T10] [ 4951.928416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.928416][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.928416][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.928416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.928416][ T10] ip6_route_add+0x1c/0x140 [ 4951.928416][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4951.928416][ T10] inet6_addr_add+0x4f8/0xa40 [ 4951.928416][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.928416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.928416][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.928416][ T10] netlink_unicast+0x449/0x710 [ 4951.928416][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.928416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.928416][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.928416][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.928416][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.928416][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.928416][ T10] [ 4951.931638][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.931638][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.931638][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.931638][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.931638][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4951.931638][ T10] ipv6_add_addr+0x411/0x2000 [ 4951.931638][ T10] inet6_addr_add+0x30e/0xa40 [ 4951.931638][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.931638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.931638][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.931638][ T10] netlink_unicast+0x449/0x710 [ 4951.931638][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.931638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.931638][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.931638][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.931638][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.931638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.931638][ T10] [ 4951.934885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.934885][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.934885][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.934885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.934885][ T10] ip6_route_add+0x1c/0x140 [ 4951.934885][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4951.934885][ T10] addrconf_add_dev+0xe2/0x170 [ 4951.934885][ T10] inet6_addr_add+0x12f/0xa40 [ 4951.934885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.934885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.934885][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.934885][ T10] netlink_unicast+0x449/0x710 [ 4951.934885][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.934885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.934885][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.934885][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.934885][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.934885][ T10] [ 4951.938052][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.938052][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4951.938052][ T10] ipv6_find_idev+0x102/0x170 [ 4951.938052][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.938052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.938052][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.938052][ T10] netlink_unicast+0x449/0x710 [ 4951.938052][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.938052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.938052][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.938052][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.938052][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.938052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.938052][ T10] [ 4951.940532][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4951.940532][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4951.940532][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4951.940532][ T10] ipv6_find_idev+0x102/0x170 [ 4951.940532][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.940532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.940532][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.940532][ T10] netlink_unicast+0x449/0x710 [ 4951.940532][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.940532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.940532][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.940532][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.940532][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.940532][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.940532][ T10] [ 4951.943296][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4951.943737][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4951.943737][ T10] dst_init+0x84/0x4a0 [ 4951.943737][ T10] dst_alloc+0x97/0x150 [ 4951.943737][ T10] ip6_dst_alloc+0x23/0x90 [ 4951.943737][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4951.943737][ T10] ip6_pol_route+0x56f/0x840 [ 4951.943737][ T10] fib6_rule_lookup+0x456/0x630 [ 4951.943737][ T10] ip6_route_input+0x59c/0xa50 [ 4951.943737][ T10] ipv6_rcv+0x397/0x810 [ 4951.943737][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4951.943737][ T10] process_backlog+0x101/0x620 [ 4951.943737][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4951.943737][ T10] net_rx_action+0x495/0xbe0 [ 4951.943737][ T10] __do_softirq+0x1b5/0x7f6 [ 4951.943737][ T10] [ 4951.946378][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.946378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4951.946378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4951.946378][ T10] fib6_nh_init+0xa22/0x1580 [ 4951.946378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.946378][ T10] ip6_route_add+0x1c/0x140 [ 4951.946378][ T10] inet6_rtm_newroute+0x104/0x110 [ 4951.946378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.946378][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.946378][ T10] netlink_unicast+0x449/0x710 [ 4951.946378][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.946378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.946378][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.946378][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.946378][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.946378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.946378][ T10] [ 4951.949401][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.949401][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.949401][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.949401][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.949401][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4951.949401][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4951.949401][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4951.949401][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4951.949401][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4951.949401][ T10] addrconf_dad_begin+0x310/0x670 [ 4951.949401][ T10] addrconf_dad_work+0x10b/0xab0 [ 4951.949401][ T10] process_one_work+0x84d/0x18a0 [ 4951.949401][ T10] worker_thread+0x587/0xd30 [ 4951.949401][ T10] kthread+0x28a/0x350 [ 4951.949401][ T10] ret_from_fork+0x31/0x70 [ 4951.949401][ T10] ret_from_fork_asm+0x1a/0x30 [ 4951.949401][ T10] [ 4951.952494][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.952494][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.952494][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.952494][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.952494][ T10] ip6_route_add+0x1c/0x140 [ 4951.952494][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4951.952494][ T10] inet6_addr_add+0x4f8/0xa40 [ 4951.952494][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.952494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.952494][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.952494][ T10] netlink_unicast+0x449/0x710 [ 4951.952494][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.952494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.952494][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.952494][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.952494][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.952494][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.952494][ T10] [ 4951.955698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.955698][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.955698][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.955698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.955698][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4951.955698][ T10] ipv6_add_addr+0x411/0x2000 [ 4951.955698][ T10] inet6_addr_add+0x30e/0xa40 [ 4951.955698][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.955698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.955698][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.955698][ T10] netlink_unicast+0x449/0x710 [ 4951.955698][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.955698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.955698][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.955698][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.955698][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.955698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.955698][ T10] [ 4951.958925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.958925][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.958925][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.958925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.958925][ T10] ip6_route_add+0x1c/0x140 [ 4951.958925][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4951.958925][ T10] addrconf_add_dev+0xe2/0x170 [ 4951.958925][ T10] inet6_addr_add+0x12f/0xa40 [ 4951.958925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.958925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.958925][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.958925][ T10] netlink_unicast+0x449/0x710 [ 4951.958925][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.958925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.958925][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.958925][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.958925][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.958925][ T10] [ 4951.962313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.962313][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4951.962313][ T10] ipv6_find_idev+0x102/0x170 [ 4951.962313][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.962313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.962313][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.962313][ T10] netlink_unicast+0x449/0x710 [ 4951.962313][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.962313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.962313][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.962313][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.962313][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.962313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.962313][ T10] [ 4951.965146][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4951.965146][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4951.965146][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4951.965146][ T10] ipv6_find_idev+0x102/0x170 [ 4951.965146][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.965146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.965146][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.965146][ T10] netlink_unicast+0x449/0x710 [ 4951.965146][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.965146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.965146][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.965146][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.965146][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.965146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.965146][ T10] [ 4951.968338][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4951.968712][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4951.968712][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.968712][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.968712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.968712][ T10] ip6_route_add+0x1c/0x140 [ 4951.968712][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4951.968712][ T10] inet6_addr_add+0x4f8/0xa40 [ 4951.968712][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.968712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.968712][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.968712][ T10] netlink_unicast+0x449/0x710 [ 4951.968712][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.968712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.968712][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.968712][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.968712][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.968712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.968712][ T10] [ 4951.972397][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4951.972397][ T10] netdev_get_by_index+0x5e/0x80 [ 4951.972397][ T10] fib6_nh_init+0x3d8/0x1580 [ 4951.972397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4951.972397][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4951.972397][ T10] ipv6_add_addr+0x411/0x2000 [ 4951.972397][ T10] inet6_addr_add+0x30e/0xa40 [ 4951.972397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4951.972397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.972397][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.972397][ T10] netlink_unicast+0x449/0x710 [ 4951.972397][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.972397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.972397][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.972397][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.972397][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.972397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.972397][ T10] [ 4951.976094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4951.976094][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4951.976094][ T10] ipv6_find_idev+0x102/0x170 [ 4951.976094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.976094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.976094][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.976094][ T10] netlink_unicast+0x449/0x710 [ 4951.976094][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.976094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.976094][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.976094][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.976094][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.976094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.976094][ T10] [ 4951.978959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4951.978959][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4951.978959][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4951.978959][ T10] ipv6_find_idev+0x102/0x170 [ 4951.978959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4951.978959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4951.978959][ T10] netlink_rcv_skb+0x130/0x360 [ 4951.978959][ T10] netlink_unicast+0x449/0x710 [ 4951.978959][ T10] netlink_sendmsg+0x723/0xbe0 [ 4951.978959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4951.978959][ T10] ___sys_sendmsg+0xee/0x170 [ 4951.978959][ T10] __sys_sendmsg+0xcd/0x170 [ 4951.978959][ T10] do_syscall_64+0xc6/0x1e0 [ 4951.978959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4951.978959][ T10] [ 4962.222907][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4962.223383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.223383][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4962.223383][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4962.223383][ T10] fib6_nh_init+0xa22/0x1580 [ 4962.223383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.223383][ T10] ip6_route_add+0x1c/0x140 [ 4962.223383][ T10] inet6_rtm_newroute+0x104/0x110 [ 4962.223383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.223383][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.223383][ T10] netlink_unicast+0x449/0x710 [ 4962.223383][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.223383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.223383][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.223383][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.223383][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.223383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.223383][ T10] [ 4962.225376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.225376][ T10] dst_init+0x84/0x4a0 [ 4962.225376][ T10] dst_alloc+0x97/0x150 [ 4962.225376][ T10] ip6_dst_alloc+0x23/0x90 [ 4962.225376][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4962.225376][ T10] ip6_pol_route+0x56f/0x840 [ 4962.225376][ T10] fib6_rule_lookup+0x456/0x630 [ 4962.225376][ T10] ip6_route_input+0x59c/0xa50 [ 4962.225376][ T10] ipv6_rcv+0x397/0x810 [ 4962.225376][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4962.225376][ T10] process_backlog+0x101/0x620 [ 4962.225376][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4962.225376][ T10] net_rx_action+0x495/0xbe0 [ 4962.225376][ T10] __do_softirq+0x1b5/0x7f6 [ 4962.225376][ T10] [ 4962.227079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.227079][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.227079][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.227079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.227079][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4962.227079][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4962.227079][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4962.227079][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4962.227079][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4962.227079][ T10] addrconf_dad_begin+0x310/0x670 [ 4962.227079][ T10] addrconf_dad_work+0x10b/0xab0 [ 4962.227079][ T10] process_one_work+0x84d/0x18a0 [ 4962.227079][ T10] worker_thread+0x587/0xd30 [ 4962.227079][ T10] kthread+0x28a/0x350 [ 4962.227079][ T10] ret_from_fork+0x31/0x70 [ 4962.227079][ T10] ret_from_fork_asm+0x1a/0x30 [ 4962.227079][ T10] [ 4962.229052][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.229052][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.229052][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.229052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.229052][ T10] ip6_route_add+0x1c/0x140 [ 4962.229052][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4962.229052][ T10] inet6_addr_add+0x4f8/0xa40 [ 4962.229052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.229052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.229052][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.229052][ T10] netlink_unicast+0x449/0x710 [ 4962.229052][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.229052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.229052][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.229052][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.229052][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.229052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.229052][ T10] [ 4962.231125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.231125][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.231125][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.231125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.231125][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4962.231125][ T10] ipv6_add_addr+0x411/0x2000 [ 4962.231125][ T10] inet6_addr_add+0x30e/0xa40 [ 4962.231125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.231125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.231125][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.231125][ T10] netlink_unicast+0x449/0x710 [ 4962.231125][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.231125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.231125][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.231125][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.231125][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.231125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.231125][ T10] [ 4962.233184][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.233184][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.233184][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.233184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.233184][ T10] ip6_route_add+0x1c/0x140 [ 4962.233184][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4962.233184][ T10] addrconf_add_dev+0xe2/0x170 [ 4962.233184][ T10] inet6_addr_add+0x12f/0xa40 [ 4962.233184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.233184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.233184][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.233184][ T10] netlink_unicast+0x449/0x710 [ 4962.233184][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.233184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.233184][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.233184][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.233184][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.233184][ T10] [ 4962.235203][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.235203][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4962.235203][ T10] ipv6_find_idev+0x102/0x170 [ 4962.235203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.235203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.235203][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.235203][ T10] netlink_unicast+0x449/0x710 [ 4962.235203][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.235203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.235203][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.235203][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.235203][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.235203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.235203][ T10] [ 4962.236781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4962.236781][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4962.236781][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4962.236781][ T10] ipv6_find_idev+0x102/0x170 [ 4962.236781][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.236781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.236781][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.236781][ T10] netlink_unicast+0x449/0x710 [ 4962.236781][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.236781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.236781][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.236781][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.236781][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.236781][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.236781][ T10] [ 4962.238532][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4962.238819][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4962.238819][ T10] dst_init+0x84/0x4a0 [ 4962.238819][ T10] dst_alloc+0x97/0x150 [ 4962.238819][ T10] ip6_dst_alloc+0x23/0x90 [ 4962.238819][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4962.238819][ T10] ip6_pol_route+0x56f/0x840 [ 4962.238819][ T10] fib6_rule_lookup+0x456/0x630 [ 4962.238819][ T10] ip6_route_input+0x59c/0xa50 [ 4962.238819][ T10] ipv6_rcv+0x397/0x810 [ 4962.238819][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4962.238819][ T10] process_backlog+0x101/0x620 [ 4962.238819][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4962.238819][ T10] net_rx_action+0x495/0xbe0 [ 4962.238819][ T10] __do_softirq+0x1b5/0x7f6 [ 4962.238819][ T10] [ 4962.240505][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.240505][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4962.240505][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4962.240505][ T10] fib6_nh_init+0xa22/0x1580 [ 4962.240505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.240505][ T10] ip6_route_add+0x1c/0x140 [ 4962.240505][ T10] inet6_rtm_newroute+0x104/0x110 [ 4962.240505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.240505][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.240505][ T10] netlink_unicast+0x449/0x710 [ 4962.240505][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.240505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.240505][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.240505][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.240505][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.240505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.240505][ T10] [ 4962.242444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.242444][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.242444][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.242444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.242444][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4962.242444][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4962.242444][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4962.242444][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4962.242444][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4962.242444][ T10] addrconf_dad_begin+0x310/0x670 [ 4962.242444][ T10] addrconf_dad_work+0x10b/0xab0 [ 4962.242444][ T10] process_one_work+0x84d/0x18a0 [ 4962.242444][ T10] worker_thread+0x587/0xd30 [ 4962.242444][ T10] kthread+0x28a/0x350 [ 4962.242444][ T10] ret_from_fork+0x31/0x70 [ 4962.242444][ T10] ret_from_fork_asm+0x1a/0x30 [ 4962.242444][ T10] [ 4962.244407][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.244407][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.244407][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.244407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.244407][ T10] ip6_route_add+0x1c/0x140 [ 4962.244407][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4962.244407][ T10] inet6_addr_add+0x4f8/0xa40 [ 4962.244407][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.244407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.244407][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.244407][ T10] netlink_unicast+0x449/0x710 [ 4962.244407][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.244407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.244407][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.244407][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.244407][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.244407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.244407][ T10] [ 4962.246471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.246471][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.246471][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.246471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.246471][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4962.246471][ T10] ipv6_add_addr+0x411/0x2000 [ 4962.246471][ T10] inet6_addr_add+0x30e/0xa40 [ 4962.246471][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.246471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.246471][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.246471][ T10] netlink_unicast+0x449/0x710 [ 4962.246471][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.246471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.246471][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.246471][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.246471][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.246471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.246471][ T10] [ 4962.248532][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.248532][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.248532][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.248532][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.248532][ T10] ip6_route_add+0x1c/0x140 [ 4962.248532][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4962.248532][ T10] addrconf_add_dev+0xe2/0x170 [ 4962.248532][ T10] inet6_addr_add+0x12f/0xa40 [ 4962.248532][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.248532][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.248532][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.248532][ T10] netlink_unicast+0x449/0x710 [ 4962.248532][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.248532][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.248532][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.248532][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.248532][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.248532][ T10] [ 4962.250686][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.250686][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4962.250686][ T10] ipv6_find_idev+0x102/0x170 [ 4962.250686][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.250686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.250686][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.250686][ T10] netlink_unicast+0x449/0x710 [ 4962.250686][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.250686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.250686][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.250686][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.250686][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.250686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.250686][ T10] [ 4962.252525][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4962.252525][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4962.252525][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4962.252525][ T10] ipv6_find_idev+0x102/0x170 [ 4962.252525][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.252525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.252525][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.252525][ T10] netlink_unicast+0x449/0x710 [ 4962.252525][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.252525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.252525][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.252525][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.252525][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.252525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.252525][ T10] [ 4962.254497][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4962.254746][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4962.254746][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.254746][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.254746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.254746][ T10] ip6_route_add+0x1c/0x140 [ 4962.254746][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4962.254746][ T10] inet6_addr_add+0x4f8/0xa40 [ 4962.254746][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.254746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.254746][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.254746][ T10] netlink_unicast+0x449/0x710 [ 4962.254746][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.254746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.254746][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.254746][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.254746][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.254746][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.254746][ T10] [ 4962.257052][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4962.257052][ T10] netdev_get_by_index+0x5e/0x80 [ 4962.257052][ T10] fib6_nh_init+0x3d8/0x1580 [ 4962.257052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4962.257052][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4962.257052][ T10] ipv6_add_addr+0x411/0x2000 [ 4962.257052][ T10] inet6_addr_add+0x30e/0xa40 [ 4962.257052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4962.257052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.257052][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.257052][ T10] netlink_unicast+0x449/0x710 [ 4962.257052][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.257052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.257052][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.257052][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.257052][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.257052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.257052][ T10] [ 4962.259337][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4962.259337][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4962.259337][ T10] ipv6_find_idev+0x102/0x170 [ 4962.259337][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.259337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.259337][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.259337][ T10] netlink_unicast+0x449/0x710 [ 4962.259337][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.259337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.259337][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.259337][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.259337][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.259337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.259337][ T10] [ 4962.261165][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4962.261165][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4962.261165][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4962.261165][ T10] ipv6_find_idev+0x102/0x170 [ 4962.261165][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4962.261165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4962.261165][ T10] netlink_rcv_skb+0x130/0x360 [ 4962.261165][ T10] netlink_unicast+0x449/0x710 [ 4962.261165][ T10] netlink_sendmsg+0x723/0xbe0 [ 4962.261165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4962.261165][ T10] ___sys_sendmsg+0xee/0x170 [ 4962.261165][ T10] __sys_sendmsg+0xcd/0x170 [ 4962.261165][ T10] do_syscall_64+0xc6/0x1e0 [ 4962.261165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4962.261165][ T10] [ 4972.502921][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4972.503349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.503349][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4972.503349][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4972.503349][ T10] fib6_nh_init+0xa22/0x1580 [ 4972.503349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.503349][ T10] ip6_route_add+0x1c/0x140 [ 4972.503349][ T10] inet6_rtm_newroute+0x104/0x110 [ 4972.503349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.503349][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.503349][ T10] netlink_unicast+0x449/0x710 [ 4972.503349][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.503349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.503349][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.503349][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.503349][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.503349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.503349][ T10] [ 4972.505402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.505402][ T10] dst_init+0x84/0x4a0 [ 4972.505402][ T10] dst_alloc+0x97/0x150 [ 4972.505402][ T10] ip6_dst_alloc+0x23/0x90 [ 4972.505402][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4972.505402][ T10] ip6_pol_route+0x56f/0x840 [ 4972.505402][ T10] fib6_rule_lookup+0x456/0x630 [ 4972.505402][ T10] ip6_route_input+0x59c/0xa50 [ 4972.505402][ T10] ipv6_rcv+0x397/0x810 [ 4972.505402][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4972.505402][ T10] process_backlog+0x101/0x620 [ 4972.505402][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4972.505402][ T10] net_rx_action+0x495/0xbe0 [ 4972.505402][ T10] __do_softirq+0x1b5/0x7f6 [ 4972.505402][ T10] [ 4972.507113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.507113][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.507113][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.507113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.507113][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4972.507113][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4972.507113][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4972.507113][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4972.507113][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4972.507113][ T10] addrconf_dad_begin+0x310/0x670 [ 4972.507113][ T10] addrconf_dad_work+0x10b/0xab0 [ 4972.507113][ T10] process_one_work+0x84d/0x18a0 [ 4972.507113][ T10] worker_thread+0x587/0xd30 [ 4972.507113][ T10] kthread+0x28a/0x350 [ 4972.507113][ T10] ret_from_fork+0x31/0x70 [ 4972.507113][ T10] ret_from_fork_asm+0x1a/0x30 [ 4972.507113][ T10] [ 4972.509127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.509127][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.509127][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.509127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.509127][ T10] ip6_route_add+0x1c/0x140 [ 4972.509127][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4972.509127][ T10] inet6_addr_add+0x4f8/0xa40 [ 4972.509127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.509127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.509127][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.509127][ T10] netlink_unicast+0x449/0x710 [ 4972.509127][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.509127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.509127][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.509127][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.509127][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.509127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.509127][ T10] [ 4972.511292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.511292][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.511292][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.511292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.511292][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4972.511292][ T10] ipv6_add_addr+0x411/0x2000 [ 4972.511292][ T10] inet6_addr_add+0x30e/0xa40 [ 4972.511292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.511292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.511292][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.511292][ T10] netlink_unicast+0x449/0x710 [ 4972.511292][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.511292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.511292][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.511292][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.511292][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.511292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.511292][ T10] [ 4972.513429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.513429][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.513429][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.513429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.513429][ T10] ip6_route_add+0x1c/0x140 [ 4972.513429][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4972.513429][ T10] addrconf_add_dev+0xe2/0x170 [ 4972.513429][ T10] inet6_addr_add+0x12f/0xa40 [ 4972.513429][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.513429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.513429][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.513429][ T10] netlink_unicast+0x449/0x710 [ 4972.513429][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.513429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.513429][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.513429][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.513429][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.513429][ T10] [ 4972.515455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.515455][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4972.515455][ T10] ipv6_find_idev+0x102/0x170 [ 4972.515455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.515455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.515455][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.515455][ T10] netlink_unicast+0x449/0x710 [ 4972.515455][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.515455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.515455][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.515455][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.515455][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.515455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.515455][ T10] [ 4972.517064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4972.517064][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4972.517064][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4972.517064][ T10] ipv6_find_idev+0x102/0x170 [ 4972.517064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.517064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.517064][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.517064][ T10] netlink_unicast+0x449/0x710 [ 4972.517064][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.517064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.517064][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.517064][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.517064][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.517064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.517064][ T10] [ 4972.518829][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4972.519116][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4972.519116][ T10] dst_init+0x84/0x4a0 [ 4972.519116][ T10] dst_alloc+0x97/0x150 [ 4972.519116][ T10] ip6_dst_alloc+0x23/0x90 [ 4972.519116][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4972.519116][ T10] ip6_pol_route+0x56f/0x840 [ 4972.519116][ T10] fib6_rule_lookup+0x456/0x630 [ 4972.519116][ T10] ip6_route_input+0x59c/0xa50 [ 4972.519116][ T10] ipv6_rcv+0x397/0x810 [ 4972.519116][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4972.519116][ T10] process_backlog+0x101/0x620 [ 4972.519116][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4972.519116][ T10] net_rx_action+0x495/0xbe0 [ 4972.519116][ T10] __do_softirq+0x1b5/0x7f6 [ 4972.519116][ T10] [ 4972.520864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.520864][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4972.520864][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4972.520864][ T10] fib6_nh_init+0xa22/0x1580 [ 4972.520864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.520864][ T10] ip6_route_add+0x1c/0x140 [ 4972.520864][ T10] inet6_rtm_newroute+0x104/0x110 [ 4972.520864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.520864][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.520864][ T10] netlink_unicast+0x449/0x710 [ 4972.520864][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.520864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.520864][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.520864][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.520864][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.520864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.520864][ T10] [ 4972.522810][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.522810][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.522810][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.522810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.522810][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4972.522810][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4972.522810][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4972.522810][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4972.522810][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4972.522810][ T10] addrconf_dad_begin+0x310/0x670 [ 4972.522810][ T10] addrconf_dad_work+0x10b/0xab0 [ 4972.522810][ T10] process_one_work+0x84d/0x18a0 [ 4972.522810][ T10] worker_thread+0x587/0xd30 [ 4972.522810][ T10] kthread+0x28a/0x350 [ 4972.522810][ T10] ret_from_fork+0x31/0x70 [ 4972.522810][ T10] ret_from_fork_asm+0x1a/0x30 [ 4972.522810][ T10] [ 4972.524806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.524806][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.524806][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.524806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.524806][ T10] ip6_route_add+0x1c/0x140 [ 4972.524806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4972.524806][ T10] inet6_addr_add+0x4f8/0xa40 [ 4972.524806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.524806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.524806][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.524806][ T10] netlink_unicast+0x449/0x710 [ 4972.524806][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.524806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.524806][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.524806][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.524806][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.524806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.524806][ T10] [ 4972.526884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.526884][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.526884][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.526884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.526884][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4972.526884][ T10] ipv6_add_addr+0x411/0x2000 [ 4972.526884][ T10] inet6_addr_add+0x30e/0xa40 [ 4972.526884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.526884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.526884][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.526884][ T10] netlink_unicast+0x449/0x710 [ 4972.526884][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.526884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.526884][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.526884][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.526884][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.526884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.526884][ T10] [ 4972.528897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.528897][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.528897][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.528897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.528897][ T10] ip6_route_add+0x1c/0x140 [ 4972.528897][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4972.528897][ T10] addrconf_add_dev+0xe2/0x170 [ 4972.528897][ T10] inet6_addr_add+0x12f/0xa40 [ 4972.528897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.528897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.528897][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.528897][ T10] netlink_unicast+0x449/0x710 [ 4972.528897][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.528897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.528897][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.528897][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.528897][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.528897][ T10] [ 4972.530998][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.530998][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4972.530998][ T10] ipv6_find_idev+0x102/0x170 [ 4972.530998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.530998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.530998][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.530998][ T10] netlink_unicast+0x449/0x710 [ 4972.530998][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.530998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.530998][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.530998][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.530998][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.530998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.530998][ T10] [ 4972.532729][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4972.532729][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4972.532729][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4972.532729][ T10] ipv6_find_idev+0x102/0x170 [ 4972.532729][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.532729][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.532729][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.532729][ T10] netlink_unicast+0x449/0x710 [ 4972.532729][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.532729][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.532729][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.532729][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.532729][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.532729][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.532729][ T10] [ 4972.534729][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4972.534982][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4972.534982][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.534982][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.534982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.534982][ T10] ip6_route_add+0x1c/0x140 [ 4972.534982][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4972.534982][ T10] inet6_addr_add+0x4f8/0xa40 [ 4972.534982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.534982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.534982][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.534982][ T10] netlink_unicast+0x449/0x710 [ 4972.534982][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.534982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.534982][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.534982][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.534982][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.534982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.534982][ T10] [ 4972.537239][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4972.537239][ T10] netdev_get_by_index+0x5e/0x80 [ 4972.537239][ T10] fib6_nh_init+0x3d8/0x1580 [ 4972.537239][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4972.537239][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4972.537239][ T10] ipv6_add_addr+0x411/0x2000 [ 4972.537239][ T10] inet6_addr_add+0x30e/0xa40 [ 4972.537239][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4972.537239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.537239][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.537239][ T10] netlink_unicast+0x449/0x710 [ 4972.537239][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.537239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.537239][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.537239][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.537239][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.537239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.537239][ T10] [ 4972.539487][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4972.539487][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4972.539487][ T10] ipv6_find_idev+0x102/0x170 [ 4972.539487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.539487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.539487][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.539487][ T10] netlink_unicast+0x449/0x710 [ 4972.539487][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.539487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.539487][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.539487][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.539487][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.539487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.539487][ T10] [ 4972.541226][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4972.541226][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4972.541226][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4972.541226][ T10] ipv6_find_idev+0x102/0x170 [ 4972.541226][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4972.541226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4972.541226][ T10] netlink_rcv_skb+0x130/0x360 [ 4972.541226][ T10] netlink_unicast+0x449/0x710 [ 4972.541226][ T10] netlink_sendmsg+0x723/0xbe0 [ 4972.541226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4972.541226][ T10] ___sys_sendmsg+0xee/0x170 [ 4972.541226][ T10] __sys_sendmsg+0xcd/0x170 [ 4972.541226][ T10] do_syscall_64+0xc6/0x1e0 [ 4972.541226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4972.541226][ T10] [ 4982.566975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4982.567476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.567476][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4982.567476][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4982.567476][ T10] fib6_nh_init+0xa22/0x1580 [ 4982.567476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.567476][ T10] ip6_route_add+0x1c/0x140 [ 4982.567476][ T10] inet6_rtm_newroute+0x104/0x110 [ 4982.567476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.567476][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.567476][ T10] netlink_unicast+0x449/0x710 [ 4982.567476][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.567476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.567476][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.567476][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.567476][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.567476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.567476][ T10] [ 4982.569403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.569403][ T10] dst_init+0x84/0x4a0 [ 4982.569403][ T10] dst_alloc+0x97/0x150 [ 4982.569403][ T10] ip6_dst_alloc+0x23/0x90 [ 4982.569403][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4982.569403][ T10] ip6_pol_route+0x56f/0x840 [ 4982.569403][ T10] fib6_rule_lookup+0x456/0x630 [ 4982.569403][ T10] ip6_route_input+0x59c/0xa50 [ 4982.569403][ T10] ipv6_rcv+0x397/0x810 [ 4982.569403][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4982.569403][ T10] process_backlog+0x101/0x620 [ 4982.569403][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4982.569403][ T10] net_rx_action+0x495/0xbe0 [ 4982.569403][ T10] __do_softirq+0x1b5/0x7f6 [ 4982.569403][ T10] [ 4982.571069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.571069][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.571069][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.571069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.571069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4982.571069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4982.571069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4982.571069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4982.571069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4982.571069][ T10] addrconf_dad_begin+0x310/0x670 [ 4982.571069][ T10] addrconf_dad_work+0x10b/0xab0 [ 4982.571069][ T10] process_one_work+0x84d/0x18a0 [ 4982.571069][ T10] worker_thread+0x587/0xd30 [ 4982.571069][ T10] kthread+0x28a/0x350 [ 4982.571069][ T10] ret_from_fork+0x31/0x70 [ 4982.571069][ T10] ret_from_fork_asm+0x1a/0x30 [ 4982.571069][ T10] [ 4982.573015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.573015][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.573015][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.573015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.573015][ T10] ip6_route_add+0x1c/0x140 [ 4982.573015][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4982.573015][ T10] inet6_addr_add+0x4f8/0xa40 [ 4982.573015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.573015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.573015][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.573015][ T10] netlink_unicast+0x449/0x710 [ 4982.573015][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.573015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.573015][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.573015][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.573015][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.573015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.573015][ T10] [ 4982.575043][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.575043][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.575043][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.575043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.575043][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4982.575043][ T10] ipv6_add_addr+0x411/0x2000 [ 4982.575043][ T10] inet6_addr_add+0x30e/0xa40 [ 4982.575043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.575043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.575043][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.575043][ T10] netlink_unicast+0x449/0x710 [ 4982.575043][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.575043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.575043][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.575043][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.575043][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.575043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.575043][ T10] [ 4982.577042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.577042][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.577042][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.577042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.577042][ T10] ip6_route_add+0x1c/0x140 [ 4982.577042][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4982.577042][ T10] addrconf_add_dev+0xe2/0x170 [ 4982.577042][ T10] inet6_addr_add+0x12f/0xa40 [ 4982.577042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.577042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.577042][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.577042][ T10] netlink_unicast+0x449/0x710 [ 4982.577042][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.577042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.577042][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.577042][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.577042][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.577042][ T10] [ 4982.579021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.579021][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4982.579021][ T10] ipv6_find_idev+0x102/0x170 [ 4982.579021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.579021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.579021][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.579021][ T10] netlink_unicast+0x449/0x710 [ 4982.579021][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.579021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.579021][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.579021][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.579021][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.579021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.579021][ T10] [ 4982.580629][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4982.580629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4982.580629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4982.580629][ T10] ipv6_find_idev+0x102/0x170 [ 4982.580629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.580629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.580629][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.580629][ T10] netlink_unicast+0x449/0x710 [ 4982.580629][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.580629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.580629][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.580629][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.580629][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.580629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.580629][ T10] [ 4982.582350][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4982.582630][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4982.582630][ T10] dst_init+0x84/0x4a0 [ 4982.582630][ T10] dst_alloc+0x97/0x150 [ 4982.582630][ T10] ip6_dst_alloc+0x23/0x90 [ 4982.582630][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4982.582630][ T10] ip6_pol_route+0x56f/0x840 [ 4982.582630][ T10] fib6_rule_lookup+0x456/0x630 [ 4982.582630][ T10] ip6_route_input+0x59c/0xa50 [ 4982.582630][ T10] ipv6_rcv+0x397/0x810 [ 4982.582630][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4982.582630][ T10] process_backlog+0x101/0x620 [ 4982.582630][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4982.582630][ T10] net_rx_action+0x495/0xbe0 [ 4982.582630][ T10] __do_softirq+0x1b5/0x7f6 [ 4982.582630][ T10] [ 4982.584301][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.584301][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4982.584301][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4982.584301][ T10] fib6_nh_init+0xa22/0x1580 [ 4982.584301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.584301][ T10] ip6_route_add+0x1c/0x140 [ 4982.584301][ T10] inet6_rtm_newroute+0x104/0x110 [ 4982.584301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.584301][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.584301][ T10] netlink_unicast+0x449/0x710 [ 4982.584301][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.584301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.584301][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.584301][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.584301][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.584301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.584301][ T10] [ 4982.586259][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.586259][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.586259][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.586259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.586259][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4982.586259][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4982.586259][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4982.586259][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4982.586259][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4982.586259][ T10] addrconf_dad_begin+0x310/0x670 [ 4982.586259][ T10] addrconf_dad_work+0x10b/0xab0 [ 4982.586259][ T10] process_one_work+0x84d/0x18a0 [ 4982.586259][ T10] worker_thread+0x587/0xd30 [ 4982.586259][ T10] kthread+0x28a/0x350 [ 4982.586259][ T10] ret_from_fork+0x31/0x70 [ 4982.586259][ T10] ret_from_fork_asm+0x1a/0x30 [ 4982.586259][ T10] [ 4982.588256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.588256][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.588256][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.588256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.588256][ T10] ip6_route_add+0x1c/0x140 [ 4982.588256][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4982.588256][ T10] inet6_addr_add+0x4f8/0xa40 [ 4982.588256][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.588256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.588256][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.588256][ T10] netlink_unicast+0x449/0x710 [ 4982.588256][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.588256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.588256][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.588256][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.588256][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.588256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.588256][ T10] [ 4982.590351][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.590351][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.590351][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.590351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.590351][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4982.590351][ T10] ipv6_add_addr+0x411/0x2000 [ 4982.590351][ T10] inet6_addr_add+0x30e/0xa40 [ 4982.590351][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.590351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.590351][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.590351][ T10] netlink_unicast+0x449/0x710 [ 4982.590351][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.590351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.590351][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.590351][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.590351][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.590351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.590351][ T10] [ 4982.592494][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.592494][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.592494][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.592494][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.592494][ T10] ip6_route_add+0x1c/0x140 [ 4982.592494][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4982.592494][ T10] addrconf_add_dev+0xe2/0x170 [ 4982.592494][ T10] inet6_addr_add+0x12f/0xa40 [ 4982.592494][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.592494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.592494][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.592494][ T10] netlink_unicast+0x449/0x710 [ 4982.592494][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.592494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.592494][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.592494][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.592494][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.592494][ T10] [ 4982.594668][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.594668][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4982.594668][ T10] ipv6_find_idev+0x102/0x170 [ 4982.594668][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.594668][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.594668][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.594668][ T10] netlink_unicast+0x449/0x710 [ 4982.594668][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.594668][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.594668][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.594668][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.594668][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.594668][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.594668][ T10] [ 4982.596521][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4982.596521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4982.596521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4982.596521][ T10] ipv6_find_idev+0x102/0x170 [ 4982.596521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.596521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.596521][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.596521][ T10] netlink_unicast+0x449/0x710 [ 4982.596521][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.596521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.596521][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.596521][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.596521][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.596521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.596521][ T10] [ 4982.598521][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4982.598771][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4982.598771][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.598771][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.598771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.598771][ T10] ip6_route_add+0x1c/0x140 [ 4982.598771][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4982.598771][ T10] inet6_addr_add+0x4f8/0xa40 [ 4982.598771][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.598771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.598771][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.598771][ T10] netlink_unicast+0x449/0x710 [ 4982.598771][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.598771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.598771][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.598771][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.598771][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.598771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.598771][ T10] [ 4982.601104][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4982.601104][ T10] netdev_get_by_index+0x5e/0x80 [ 4982.601104][ T10] fib6_nh_init+0x3d8/0x1580 [ 4982.601104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4982.601104][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4982.601104][ T10] ipv6_add_addr+0x411/0x2000 [ 4982.601104][ T10] inet6_addr_add+0x30e/0xa40 [ 4982.601104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4982.601104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.601104][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.601104][ T10] netlink_unicast+0x449/0x710 [ 4982.601104][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.601104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.601104][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.601104][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.601104][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.601104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.601104][ T10] [ 4982.603451][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4982.603451][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4982.603451][ T10] ipv6_find_idev+0x102/0x170 [ 4982.603451][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.603451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.603451][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.603451][ T10] netlink_unicast+0x449/0x710 [ 4982.603451][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.603451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.603451][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.603451][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.603451][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.603451][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.603451][ T10] [ 4982.605311][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4982.605311][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4982.605311][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4982.605311][ T10] ipv6_find_idev+0x102/0x170 [ 4982.605311][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4982.605311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4982.605311][ T10] netlink_rcv_skb+0x130/0x360 [ 4982.605311][ T10] netlink_unicast+0x449/0x710 [ 4982.605311][ T10] netlink_sendmsg+0x723/0xbe0 [ 4982.605311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4982.605311][ T10] ___sys_sendmsg+0xee/0x170 [ 4982.605311][ T10] __sys_sendmsg+0xcd/0x170 [ 4982.605311][ T10] do_syscall_64+0xc6/0x1e0 [ 4982.605311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4982.605311][ T10] [ 4992.646930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 4992.647389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.647389][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4992.647389][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4992.647389][ T10] fib6_nh_init+0xa22/0x1580 [ 4992.647389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.647389][ T10] ip6_route_add+0x1c/0x140 [ 4992.647389][ T10] inet6_rtm_newroute+0x104/0x110 [ 4992.647389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.647389][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.647389][ T10] netlink_unicast+0x449/0x710 [ 4992.647389][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.647389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.647389][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.647389][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.647389][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.647389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.647389][ T10] [ 4992.649405][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.649405][ T10] dst_init+0x84/0x4a0 [ 4992.649405][ T10] dst_alloc+0x97/0x150 [ 4992.649405][ T10] ip6_dst_alloc+0x23/0x90 [ 4992.649405][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4992.649405][ T10] ip6_pol_route+0x56f/0x840 [ 4992.649405][ T10] fib6_rule_lookup+0x456/0x630 [ 4992.649405][ T10] ip6_route_input+0x59c/0xa50 [ 4992.649405][ T10] ipv6_rcv+0x397/0x810 [ 4992.649405][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4992.649405][ T10] process_backlog+0x101/0x620 [ 4992.649405][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4992.649405][ T10] net_rx_action+0x495/0xbe0 [ 4992.649405][ T10] __do_softirq+0x1b5/0x7f6 [ 4992.649405][ T10] [ 4992.651112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.651112][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.651112][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.651112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.651112][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4992.651112][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4992.651112][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4992.651112][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4992.651112][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4992.651112][ T10] addrconf_dad_begin+0x310/0x670 [ 4992.651112][ T10] addrconf_dad_work+0x10b/0xab0 [ 4992.651112][ T10] process_one_work+0x84d/0x18a0 [ 4992.651112][ T10] worker_thread+0x587/0xd30 [ 4992.651112][ T10] kthread+0x28a/0x350 [ 4992.651112][ T10] ret_from_fork+0x31/0x70 [ 4992.651112][ T10] ret_from_fork_asm+0x1a/0x30 [ 4992.651112][ T10] [ 4992.653094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.653094][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.653094][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.653094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.653094][ T10] ip6_route_add+0x1c/0x140 [ 4992.653094][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4992.653094][ T10] inet6_addr_add+0x4f8/0xa40 [ 4992.653094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.653094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.653094][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.653094][ T10] netlink_unicast+0x449/0x710 [ 4992.653094][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.653094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.653094][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.653094][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.653094][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.653094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.653094][ T10] [ 4992.655157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.655157][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.655157][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.655157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.655157][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4992.655157][ T10] ipv6_add_addr+0x411/0x2000 [ 4992.655157][ T10] inet6_addr_add+0x30e/0xa40 [ 4992.655157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.655157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.655157][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.655157][ T10] netlink_unicast+0x449/0x710 [ 4992.655157][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.655157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.655157][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.655157][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.655157][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.655157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.655157][ T10] [ 4992.657209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.657209][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.657209][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.657209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.657209][ T10] ip6_route_add+0x1c/0x140 [ 4992.657209][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4992.657209][ T10] addrconf_add_dev+0xe2/0x170 [ 4992.657209][ T10] inet6_addr_add+0x12f/0xa40 [ 4992.657209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.657209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.657209][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.657209][ T10] netlink_unicast+0x449/0x710 [ 4992.657209][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.657209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.657209][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.657209][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.657209][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.657209][ T10] [ 4992.659239][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.659239][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4992.659239][ T10] ipv6_find_idev+0x102/0x170 [ 4992.659239][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.659239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.659239][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.659239][ T10] netlink_unicast+0x449/0x710 [ 4992.659239][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.659239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.659239][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.659239][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.659239][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.659239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.659239][ T10] [ 4992.660821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 4992.660821][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4992.660821][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4992.660821][ T10] ipv6_find_idev+0x102/0x170 [ 4992.660821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.660821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.660821][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.660821][ T10] netlink_unicast+0x449/0x710 [ 4992.660821][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.660821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.660821][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.660821][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.660821][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.660821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.660821][ T10] [ 4992.662568][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 4992.662873][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 4992.662873][ T10] dst_init+0x84/0x4a0 [ 4992.662873][ T10] dst_alloc+0x97/0x150 [ 4992.662873][ T10] ip6_dst_alloc+0x23/0x90 [ 4992.662873][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 4992.662873][ T10] ip6_pol_route+0x56f/0x840 [ 4992.662873][ T10] fib6_rule_lookup+0x456/0x630 [ 4992.662873][ T10] ip6_route_input+0x59c/0xa50 [ 4992.662873][ T10] ipv6_rcv+0x397/0x810 [ 4992.662873][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 4992.662873][ T10] process_backlog+0x101/0x620 [ 4992.662873][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 4992.662873][ T10] net_rx_action+0x495/0xbe0 [ 4992.662873][ T10] __do_softirq+0x1b5/0x7f6 [ 4992.662873][ T10] [ 4992.664545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.664545][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 4992.664545][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 4992.664545][ T10] fib6_nh_init+0xa22/0x1580 [ 4992.664545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.664545][ T10] ip6_route_add+0x1c/0x140 [ 4992.664545][ T10] inet6_rtm_newroute+0x104/0x110 [ 4992.664545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.664545][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.664545][ T10] netlink_unicast+0x449/0x710 [ 4992.664545][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.664545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.664545][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.664545][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.664545][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.664545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.664545][ T10] [ 4992.666470][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.666470][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.666470][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.666470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.666470][ T10] addrconf_f6i_alloc+0x265/0x560 [ 4992.666470][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 4992.666470][ T10] addrconf_join_anycast+0x1c0/0x220 [ 4992.666470][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 4992.666470][ T10] addrconf_dad_completed+0x12b/0xe20 [ 4992.666470][ T10] addrconf_dad_begin+0x310/0x670 [ 4992.666470][ T10] addrconf_dad_work+0x10b/0xab0 [ 4992.666470][ T10] process_one_work+0x84d/0x18a0 [ 4992.666470][ T10] worker_thread+0x587/0xd30 [ 4992.666470][ T10] kthread+0x28a/0x350 [ 4992.666470][ T10] ret_from_fork+0x31/0x70 [ 4992.666470][ T10] ret_from_fork_asm+0x1a/0x30 [ 4992.666470][ T10] [ 4992.668422][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.668422][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.668422][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.668422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.668422][ T10] ip6_route_add+0x1c/0x140 [ 4992.668422][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4992.668422][ T10] inet6_addr_add+0x4f8/0xa40 [ 4992.668422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.668422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.668422][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.668422][ T10] netlink_unicast+0x449/0x710 [ 4992.668422][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.668422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.668422][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.668422][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.668422][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.668422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.668422][ T10] [ 4992.670464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.670464][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.670464][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.670464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.670464][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4992.670464][ T10] ipv6_add_addr+0x411/0x2000 [ 4992.670464][ T10] inet6_addr_add+0x30e/0xa40 [ 4992.670464][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.670464][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.670464][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.670464][ T10] netlink_unicast+0x449/0x710 [ 4992.670464][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.670464][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.670464][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.670464][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.670464][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.670464][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.670464][ T10] [ 4992.672525][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.672525][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.672525][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.672525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.672525][ T10] ip6_route_add+0x1c/0x140 [ 4992.672525][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 4992.672525][ T10] addrconf_add_dev+0xe2/0x170 [ 4992.672525][ T10] inet6_addr_add+0x12f/0xa40 [ 4992.672525][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.672525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.672525][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.672525][ T10] netlink_unicast+0x449/0x710 [ 4992.672525][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.672525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.672525][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.672525][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.672525][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.672525][ T10] [ 4992.674661][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.674661][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4992.674661][ T10] ipv6_find_idev+0x102/0x170 [ 4992.674661][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.674661][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.674661][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.674661][ T10] netlink_unicast+0x449/0x710 [ 4992.674661][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.674661][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.674661][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.674661][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.674661][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.674661][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.674661][ T10] [ 4992.676418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 4992.676418][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4992.676418][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4992.676418][ T10] ipv6_find_idev+0x102/0x170 [ 4992.676418][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.676418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.676418][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.676418][ T10] netlink_unicast+0x449/0x710 [ 4992.676418][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.676418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.676418][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.676418][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.676418][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.676418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.676418][ T10] [ 4992.678456][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4992.678697][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4992.678697][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.678697][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.678697][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.678697][ T10] ip6_route_add+0x1c/0x140 [ 4992.678697][ T10] addrconf_prefix_route+0x2a6/0x430 [ 4992.678697][ T10] inet6_addr_add+0x4f8/0xa40 [ 4992.678697][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.678697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.678697][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.678697][ T10] netlink_unicast+0x449/0x710 [ 4992.678697][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.678697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.678697][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.678697][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.678697][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.678697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.678697][ T10] [ 4992.680999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4992.680999][ T10] netdev_get_by_index+0x5e/0x80 [ 4992.680999][ T10] fib6_nh_init+0x3d8/0x1580 [ 4992.680999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 4992.680999][ T10] addrconf_f6i_alloc+0x315/0x560 [ 4992.680999][ T10] ipv6_add_addr+0x411/0x2000 [ 4992.680999][ T10] inet6_addr_add+0x30e/0xa40 [ 4992.680999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 4992.680999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.680999][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.680999][ T10] netlink_unicast+0x449/0x710 [ 4992.680999][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.680999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.680999][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.680999][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.680999][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.680999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.680999][ T10] [ 4992.683309][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4992.683309][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 4992.683309][ T10] ipv6_find_idev+0x102/0x170 [ 4992.683309][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.683309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.683309][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.683309][ T10] netlink_unicast+0x449/0x710 [ 4992.683309][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.683309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.683309][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.683309][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.683309][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.683309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.683309][ T10] [ 4992.685080][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 4992.685080][ T10] neigh_parms_alloc+0x1e5/0x510 [ 4992.685080][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 4992.685080][ T10] ipv6_find_idev+0x102/0x170 [ 4992.685080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 4992.685080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 4992.685080][ T10] netlink_rcv_skb+0x130/0x360 [ 4992.685080][ T10] netlink_unicast+0x449/0x710 [ 4992.685080][ T10] netlink_sendmsg+0x723/0xbe0 [ 4992.685080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 4992.685080][ T10] ___sys_sendmsg+0xee/0x170 [ 4992.685080][ T10] __sys_sendmsg+0xcd/0x170 [ 4992.685080][ T10] do_syscall_64+0xc6/0x1e0 [ 4992.685080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 4992.685080][ T10] [ 5002.926935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5002.927371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.927371][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5002.927371][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5002.927371][ T10] fib6_nh_init+0xa22/0x1580 [ 5002.927371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.927371][ T10] ip6_route_add+0x1c/0x140 [ 5002.927371][ T10] inet6_rtm_newroute+0x104/0x110 [ 5002.927371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.927371][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.927371][ T10] netlink_unicast+0x449/0x710 [ 5002.927371][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.927371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.927371][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.927371][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.927371][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.927371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.927371][ T10] [ 5002.929485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.929485][ T10] dst_init+0x84/0x4a0 [ 5002.929485][ T10] dst_alloc+0x97/0x150 [ 5002.929485][ T10] ip6_dst_alloc+0x23/0x90 [ 5002.929485][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5002.929485][ T10] ip6_pol_route+0x56f/0x840 [ 5002.929485][ T10] fib6_rule_lookup+0x456/0x630 [ 5002.929485][ T10] ip6_route_input+0x59c/0xa50 [ 5002.929485][ T10] ipv6_rcv+0x397/0x810 [ 5002.929485][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5002.929485][ T10] process_backlog+0x101/0x620 [ 5002.929485][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5002.929485][ T10] net_rx_action+0x495/0xbe0 [ 5002.929485][ T10] __do_softirq+0x1b5/0x7f6 [ 5002.929485][ T10] [ 5002.931327][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.931327][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.931327][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.931327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.931327][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5002.931327][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5002.931327][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5002.931327][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5002.931327][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5002.931327][ T10] addrconf_dad_begin+0x310/0x670 [ 5002.931327][ T10] addrconf_dad_work+0x10b/0xab0 [ 5002.931327][ T10] process_one_work+0x84d/0x18a0 [ 5002.931327][ T10] worker_thread+0x587/0xd30 [ 5002.931327][ T10] kthread+0x28a/0x350 [ 5002.931327][ T10] ret_from_fork+0x31/0x70 [ 5002.931327][ T10] ret_from_fork_asm+0x1a/0x30 [ 5002.931327][ T10] [ 5002.933507][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.933507][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.933507][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.933507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.933507][ T10] ip6_route_add+0x1c/0x140 [ 5002.933507][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5002.933507][ T10] inet6_addr_add+0x4f8/0xa40 [ 5002.933507][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.933507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.933507][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.933507][ T10] netlink_unicast+0x449/0x710 [ 5002.933507][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.933507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.933507][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.933507][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.933507][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.933507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.933507][ T10] [ 5002.935743][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.935743][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.935743][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.935743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.935743][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5002.935743][ T10] ipv6_add_addr+0x411/0x2000 [ 5002.935743][ T10] inet6_addr_add+0x30e/0xa40 [ 5002.935743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.935743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.935743][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.935743][ T10] netlink_unicast+0x449/0x710 [ 5002.935743][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.935743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.935743][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.935743][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.935743][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.935743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.935743][ T10] [ 5002.937959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.937959][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.937959][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.937959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.937959][ T10] ip6_route_add+0x1c/0x140 [ 5002.937959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5002.937959][ T10] addrconf_add_dev+0xe2/0x170 [ 5002.937959][ T10] inet6_addr_add+0x12f/0xa40 [ 5002.937959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.937959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.937959][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.937959][ T10] netlink_unicast+0x449/0x710 [ 5002.937959][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.937959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.937959][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.937959][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.937959][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.937959][ T10] [ 5002.940129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.940129][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5002.940129][ T10] ipv6_find_idev+0x102/0x170 [ 5002.940129][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.940129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.940129][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.940129][ T10] netlink_unicast+0x449/0x710 [ 5002.940129][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.940129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.940129][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.940129][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.940129][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.940129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.940129][ T10] [ 5002.941856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5002.941856][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5002.941856][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5002.941856][ T10] ipv6_find_idev+0x102/0x170 [ 5002.941856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.941856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.941856][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.941856][ T10] netlink_unicast+0x449/0x710 [ 5002.941856][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.941856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.941856][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.941856][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.941856][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.941856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.941856][ T10] [ 5002.943785][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5002.944111][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5002.944111][ T10] dst_init+0x84/0x4a0 [ 5002.944111][ T10] dst_alloc+0x97/0x150 [ 5002.944111][ T10] ip6_dst_alloc+0x23/0x90 [ 5002.944111][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5002.944111][ T10] ip6_pol_route+0x56f/0x840 [ 5002.944111][ T10] fib6_rule_lookup+0x456/0x630 [ 5002.944111][ T10] ip6_route_input+0x59c/0xa50 [ 5002.944111][ T10] ipv6_rcv+0x397/0x810 [ 5002.944111][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5002.944111][ T10] process_backlog+0x101/0x620 [ 5002.944111][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5002.944111][ T10] net_rx_action+0x495/0xbe0 [ 5002.944111][ T10] __do_softirq+0x1b5/0x7f6 [ 5002.944111][ T10] [ 5002.945949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.945949][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5002.945949][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5002.945949][ T10] fib6_nh_init+0xa22/0x1580 [ 5002.945949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.945949][ T10] ip6_route_add+0x1c/0x140 [ 5002.945949][ T10] inet6_rtm_newroute+0x104/0x110 [ 5002.945949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.945949][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.945949][ T10] netlink_unicast+0x449/0x710 [ 5002.945949][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.945949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.945949][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.945949][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.945949][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.945949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.945949][ T10] [ 5002.948048][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.948048][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.948048][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.948048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.948048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5002.948048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5002.948048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5002.948048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5002.948048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5002.948048][ T10] addrconf_dad_begin+0x310/0x670 [ 5002.948048][ T10] addrconf_dad_work+0x10b/0xab0 [ 5002.948048][ T10] process_one_work+0x84d/0x18a0 [ 5002.948048][ T10] worker_thread+0x587/0xd30 [ 5002.948048][ T10] kthread+0x28a/0x350 [ 5002.948048][ T10] ret_from_fork+0x31/0x70 [ 5002.948048][ T10] ret_from_fork_asm+0x1a/0x30 [ 5002.948048][ T10] [ 5002.950191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.950191][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.950191][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.950191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.950191][ T10] ip6_route_add+0x1c/0x140 [ 5002.950191][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5002.950191][ T10] inet6_addr_add+0x4f8/0xa40 [ 5002.950191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.950191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.950191][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.950191][ T10] netlink_unicast+0x449/0x710 [ 5002.950191][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.950191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.950191][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.950191][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.950191][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.950191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.950191][ T10] [ 5002.952422][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.952422][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.952422][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.952422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.952422][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5002.952422][ T10] ipv6_add_addr+0x411/0x2000 [ 5002.952422][ T10] inet6_addr_add+0x30e/0xa40 [ 5002.952422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.952422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.952422][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.952422][ T10] netlink_unicast+0x449/0x710 [ 5002.952422][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.952422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.952422][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.952422][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.952422][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.952422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.952422][ T10] [ 5002.954665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.954665][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.954665][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.954665][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.954665][ T10] ip6_route_add+0x1c/0x140 [ 5002.954665][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5002.954665][ T10] addrconf_add_dev+0xe2/0x170 [ 5002.954665][ T10] inet6_addr_add+0x12f/0xa40 [ 5002.954665][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.954665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.954665][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.954665][ T10] netlink_unicast+0x449/0x710 [ 5002.954665][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.954665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.954665][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.954665][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.954665][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.954665][ T10] [ 5002.956972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.956972][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5002.956972][ T10] ipv6_find_idev+0x102/0x170 [ 5002.956972][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.956972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.956972][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.956972][ T10] netlink_unicast+0x449/0x710 [ 5002.956972][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.956972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.956972][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.956972][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.956972][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.956972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.956972][ T10] [ 5002.958934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5002.958934][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5002.958934][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5002.958934][ T10] ipv6_find_idev+0x102/0x170 [ 5002.958934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.958934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.958934][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.958934][ T10] netlink_unicast+0x449/0x710 [ 5002.958934][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.958934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.958934][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.958934][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.958934][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.958934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.958934][ T10] [ 5002.961094][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5002.961365][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5002.961365][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.961365][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.961365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.961365][ T10] ip6_route_add+0x1c/0x140 [ 5002.961365][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5002.961365][ T10] inet6_addr_add+0x4f8/0xa40 [ 5002.961365][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.961365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.961365][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.961365][ T10] netlink_unicast+0x449/0x710 [ 5002.961365][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.961365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.961365][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.961365][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.961365][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.961365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.961365][ T10] [ 5002.963863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5002.963863][ T10] netdev_get_by_index+0x5e/0x80 [ 5002.963863][ T10] fib6_nh_init+0x3d8/0x1580 [ 5002.963863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5002.963863][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5002.963863][ T10] ipv6_add_addr+0x411/0x2000 [ 5002.963863][ T10] inet6_addr_add+0x30e/0xa40 [ 5002.963863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5002.963863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.963863][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.963863][ T10] netlink_unicast+0x449/0x710 [ 5002.963863][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.963863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.963863][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.963863][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.963863][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.963863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.963863][ T10] [ 5002.966343][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5002.966343][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5002.966343][ T10] ipv6_find_idev+0x102/0x170 [ 5002.966343][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.966343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.966343][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.966343][ T10] netlink_unicast+0x449/0x710 [ 5002.966343][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.966343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.966343][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.966343][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.966343][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.966343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.966343][ T10] [ 5002.968309][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5002.968309][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5002.968309][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5002.968309][ T10] ipv6_find_idev+0x102/0x170 [ 5002.968309][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5002.968309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5002.968309][ T10] netlink_rcv_skb+0x130/0x360 [ 5002.968309][ T10] netlink_unicast+0x449/0x710 [ 5002.968309][ T10] netlink_sendmsg+0x723/0xbe0 [ 5002.968309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5002.968309][ T10] ___sys_sendmsg+0xee/0x170 [ 5002.968309][ T10] __sys_sendmsg+0xcd/0x170 [ 5002.968309][ T10] do_syscall_64+0xc6/0x1e0 [ 5002.968309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5002.968309][ T10] [ 5013.206947][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5013.207406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.207406][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5013.207406][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5013.207406][ T10] fib6_nh_init+0xa22/0x1580 [ 5013.207406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.207406][ T10] ip6_route_add+0x1c/0x140 [ 5013.207406][ T10] inet6_rtm_newroute+0x104/0x110 [ 5013.207406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.207406][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.207406][ T10] netlink_unicast+0x449/0x710 [ 5013.207406][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.207406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.207406][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.207406][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.207406][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.207406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.207406][ T10] [ 5013.209390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.209390][ T10] dst_init+0x84/0x4a0 [ 5013.209390][ T10] dst_alloc+0x97/0x150 [ 5013.209390][ T10] ip6_dst_alloc+0x23/0x90 [ 5013.209390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5013.209390][ T10] ip6_pol_route+0x56f/0x840 [ 5013.209390][ T10] fib6_rule_lookup+0x456/0x630 [ 5013.209390][ T10] ip6_route_input+0x59c/0xa50 [ 5013.209390][ T10] ipv6_rcv+0x397/0x810 [ 5013.209390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5013.209390][ T10] process_backlog+0x101/0x620 [ 5013.209390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5013.209390][ T10] net_rx_action+0x495/0xbe0 [ 5013.209390][ T10] __do_softirq+0x1b5/0x7f6 [ 5013.209390][ T10] [ 5013.211092][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.211092][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.211092][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.211092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.211092][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5013.211092][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5013.211092][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5013.211092][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5013.211092][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5013.211092][ T10] addrconf_dad_begin+0x310/0x670 [ 5013.211092][ T10] addrconf_dad_work+0x10b/0xab0 [ 5013.211092][ T10] process_one_work+0x84d/0x18a0 [ 5013.211092][ T10] worker_thread+0x587/0xd30 [ 5013.211092][ T10] kthread+0x28a/0x350 [ 5013.211092][ T10] ret_from_fork+0x31/0x70 [ 5013.211092][ T10] ret_from_fork_asm+0x1a/0x30 [ 5013.211092][ T10] [ 5013.213082][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.213082][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.213082][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.213082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.213082][ T10] ip6_route_add+0x1c/0x140 [ 5013.213082][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5013.213082][ T10] inet6_addr_add+0x4f8/0xa40 [ 5013.213082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.213082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.213082][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.213082][ T10] netlink_unicast+0x449/0x710 [ 5013.213082][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.213082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.213082][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.213082][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.213082][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.213082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.213082][ T10] [ 5013.215170][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.215170][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.215170][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.215170][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.215170][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5013.215170][ T10] ipv6_add_addr+0x411/0x2000 [ 5013.215170][ T10] inet6_addr_add+0x30e/0xa40 [ 5013.215170][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.215170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.215170][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.215170][ T10] netlink_unicast+0x449/0x710 [ 5013.215170][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.215170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.215170][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.215170][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.215170][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.215170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.215170][ T10] [ 5013.217185][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.217185][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.217185][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.217185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.217185][ T10] ip6_route_add+0x1c/0x140 [ 5013.217185][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5013.217185][ T10] addrconf_add_dev+0xe2/0x170 [ 5013.217185][ T10] inet6_addr_add+0x12f/0xa40 [ 5013.217185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.217185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.217185][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.217185][ T10] netlink_unicast+0x449/0x710 [ 5013.217185][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.217185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.217185][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.217185][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.217185][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.217185][ T10] [ 5013.219154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.219154][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5013.219154][ T10] ipv6_find_idev+0x102/0x170 [ 5013.219154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.219154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.219154][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.219154][ T10] netlink_unicast+0x449/0x710 [ 5013.219154][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.219154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.219154][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.219154][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.219154][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.219154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.219154][ T10] [ 5013.220688][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5013.220688][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5013.220688][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5013.220688][ T10] ipv6_find_idev+0x102/0x170 [ 5013.220688][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.220688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.220688][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.220688][ T10] netlink_unicast+0x449/0x710 [ 5013.220688][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.220688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.220688][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.220688][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.220688][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.220688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.220688][ T10] [ 5013.222384][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5013.222658][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5013.222658][ T10] dst_init+0x84/0x4a0 [ 5013.222658][ T10] dst_alloc+0x97/0x150 [ 5013.222658][ T10] ip6_dst_alloc+0x23/0x90 [ 5013.222658][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5013.222658][ T10] ip6_pol_route+0x56f/0x840 [ 5013.222658][ T10] fib6_rule_lookup+0x456/0x630 [ 5013.222658][ T10] ip6_route_input+0x59c/0xa50 [ 5013.222658][ T10] ipv6_rcv+0x397/0x810 [ 5013.222658][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5013.222658][ T10] process_backlog+0x101/0x620 [ 5013.222658][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5013.222658][ T10] net_rx_action+0x495/0xbe0 [ 5013.222658][ T10] __do_softirq+0x1b5/0x7f6 [ 5013.222658][ T10] [ 5013.224295][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.224295][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5013.224295][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5013.224295][ T10] fib6_nh_init+0xa22/0x1580 [ 5013.224295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.224295][ T10] ip6_route_add+0x1c/0x140 [ 5013.224295][ T10] inet6_rtm_newroute+0x104/0x110 [ 5013.224295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.224295][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.224295][ T10] netlink_unicast+0x449/0x710 [ 5013.224295][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.224295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.224295][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.224295][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.224295][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.224295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.224295][ T10] [ 5013.226169][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.226169][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.226169][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.226169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.226169][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5013.226169][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5013.226169][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5013.226169][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5013.226169][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5013.226169][ T10] addrconf_dad_begin+0x310/0x670 [ 5013.226169][ T10] addrconf_dad_work+0x10b/0xab0 [ 5013.226169][ T10] process_one_work+0x84d/0x18a0 [ 5013.226169][ T10] worker_thread+0x587/0xd30 [ 5013.226169][ T10] kthread+0x28a/0x350 [ 5013.226169][ T10] ret_from_fork+0x31/0x70 [ 5013.226169][ T10] ret_from_fork_asm+0x1a/0x30 [ 5013.226169][ T10] [ 5013.228068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.228068][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.228068][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.228068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.228068][ T10] ip6_route_add+0x1c/0x140 [ 5013.228068][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5013.228068][ T10] inet6_addr_add+0x4f8/0xa40 [ 5013.228068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.228068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.228068][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.228068][ T10] netlink_unicast+0x449/0x710 [ 5013.228068][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.228068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.228068][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.228068][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.228068][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.228068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.228068][ T10] [ 5013.230138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.230138][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.230138][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.230138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.230138][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5013.230138][ T10] ipv6_add_addr+0x411/0x2000 [ 5013.230138][ T10] inet6_addr_add+0x30e/0xa40 [ 5013.230138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.230138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.230138][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.230138][ T10] netlink_unicast+0x449/0x710 [ 5013.230138][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.230138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.230138][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.230138][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.230138][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.230138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.230138][ T10] [ 5013.232142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.232142][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.232142][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.232142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.232142][ T10] ip6_route_add+0x1c/0x140 [ 5013.232142][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5013.232142][ T10] addrconf_add_dev+0xe2/0x170 [ 5013.232142][ T10] inet6_addr_add+0x12f/0xa40 [ 5013.232142][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.232142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.232142][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.232142][ T10] netlink_unicast+0x449/0x710 [ 5013.232142][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.232142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.232142][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.232142][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.232142][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.232142][ T10] [ 5013.234230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.234230][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5013.234230][ T10] ipv6_find_idev+0x102/0x170 [ 5013.234230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.234230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.234230][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.234230][ T10] netlink_unicast+0x449/0x710 [ 5013.234230][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.234230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.234230][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.234230][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.234230][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.234230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.234230][ T10] [ 5013.235961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5013.235961][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5013.235961][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5013.235961][ T10] ipv6_find_idev+0x102/0x170 [ 5013.235961][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.235961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.235961][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.235961][ T10] netlink_unicast+0x449/0x710 [ 5013.235961][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.235961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.235961][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.235961][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.235961][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.235961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.235961][ T10] [ 5013.237939][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5013.238180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5013.238180][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.238180][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.238180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.238180][ T10] ip6_route_add+0x1c/0x140 [ 5013.238180][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5013.238180][ T10] inet6_addr_add+0x4f8/0xa40 [ 5013.238180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.238180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.238180][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.238180][ T10] netlink_unicast+0x449/0x710 [ 5013.238180][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.238180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.238180][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.238180][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.238180][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.238180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.238180][ T10] [ 5013.240438][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5013.240438][ T10] netdev_get_by_index+0x5e/0x80 [ 5013.240438][ T10] fib6_nh_init+0x3d8/0x1580 [ 5013.240438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5013.240438][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5013.240438][ T10] ipv6_add_addr+0x411/0x2000 [ 5013.240438][ T10] inet6_addr_add+0x30e/0xa40 [ 5013.240438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5013.240438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.240438][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.240438][ T10] netlink_unicast+0x449/0x710 [ 5013.240438][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.240438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.240438][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.240438][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.240438][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.240438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.240438][ T10] [ 5013.242685][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5013.242685][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5013.242685][ T10] ipv6_find_idev+0x102/0x170 [ 5013.242685][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.242685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.242685][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.242685][ T10] netlink_unicast+0x449/0x710 [ 5013.242685][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.242685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.242685][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.242685][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.242685][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.242685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.242685][ T10] [ 5013.244446][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5013.244446][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5013.244446][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5013.244446][ T10] ipv6_find_idev+0x102/0x170 [ 5013.244446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5013.244446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5013.244446][ T10] netlink_rcv_skb+0x130/0x360 [ 5013.244446][ T10] netlink_unicast+0x449/0x710 [ 5013.244446][ T10] netlink_sendmsg+0x723/0xbe0 [ 5013.244446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5013.244446][ T10] ___sys_sendmsg+0xee/0x170 [ 5013.244446][ T10] __sys_sendmsg+0xcd/0x170 [ 5013.244446][ T10] do_syscall_64+0xc6/0x1e0 [ 5013.244446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5013.244446][ T10] [ 5023.270992][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5023.271456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.271456][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5023.271456][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5023.271456][ T10] fib6_nh_init+0xa22/0x1580 [ 5023.271456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.271456][ T10] ip6_route_add+0x1c/0x140 [ 5023.271456][ T10] inet6_rtm_newroute+0x104/0x110 [ 5023.271456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.271456][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.271456][ T10] netlink_unicast+0x449/0x710 [ 5023.271456][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.271456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.271456][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.271456][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.271456][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.271456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.271456][ T10] [ 5023.273443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.273443][ T10] dst_init+0x84/0x4a0 [ 5023.273443][ T10] dst_alloc+0x97/0x150 [ 5023.273443][ T10] ip6_dst_alloc+0x23/0x90 [ 5023.273443][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5023.273443][ T10] ip6_pol_route+0x56f/0x840 [ 5023.273443][ T10] fib6_rule_lookup+0x456/0x630 [ 5023.273443][ T10] ip6_route_input+0x59c/0xa50 [ 5023.273443][ T10] ipv6_rcv+0x397/0x810 [ 5023.273443][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5023.273443][ T10] process_backlog+0x101/0x620 [ 5023.273443][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5023.273443][ T10] net_rx_action+0x495/0xbe0 [ 5023.273443][ T10] __do_softirq+0x1b5/0x7f6 [ 5023.273443][ T10] [ 5023.275145][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.275145][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.275145][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.275145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.275145][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5023.275145][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5023.275145][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5023.275145][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5023.275145][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5023.275145][ T10] addrconf_dad_begin+0x310/0x670 [ 5023.275145][ T10] addrconf_dad_work+0x10b/0xab0 [ 5023.275145][ T10] process_one_work+0x84d/0x18a0 [ 5023.275145][ T10] worker_thread+0x587/0xd30 [ 5023.275145][ T10] kthread+0x28a/0x350 [ 5023.275145][ T10] ret_from_fork+0x31/0x70 [ 5023.275145][ T10] ret_from_fork_asm+0x1a/0x30 [ 5023.275145][ T10] [ 5023.277135][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.277135][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.277135][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.277135][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.277135][ T10] ip6_route_add+0x1c/0x140 [ 5023.277135][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5023.277135][ T10] inet6_addr_add+0x4f8/0xa40 [ 5023.277135][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.277135][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.277135][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.277135][ T10] netlink_unicast+0x449/0x710 [ 5023.277135][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.277135][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.277135][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.277135][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.277135][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.277135][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.277135][ T10] [ 5023.279202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.279202][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.279202][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.279202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.279202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5023.279202][ T10] ipv6_add_addr+0x411/0x2000 [ 5023.279202][ T10] inet6_addr_add+0x30e/0xa40 [ 5023.279202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.279202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.279202][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.279202][ T10] netlink_unicast+0x449/0x710 [ 5023.279202][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.279202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.279202][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.279202][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.279202][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.279202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.279202][ T10] [ 5023.281258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.281258][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.281258][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.281258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.281258][ T10] ip6_route_add+0x1c/0x140 [ 5023.281258][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5023.281258][ T10] addrconf_add_dev+0xe2/0x170 [ 5023.281258][ T10] inet6_addr_add+0x12f/0xa40 [ 5023.281258][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.281258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.281258][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.281258][ T10] netlink_unicast+0x449/0x710 [ 5023.281258][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.281258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.281258][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.281258][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.281258][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.281258][ T10] [ 5023.283306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.283306][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5023.283306][ T10] ipv6_find_idev+0x102/0x170 [ 5023.283306][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.283306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.283306][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.283306][ T10] netlink_unicast+0x449/0x710 [ 5023.283306][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.283306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.283306][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.283306][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.283306][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.283306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.283306][ T10] [ 5023.284887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5023.284887][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5023.284887][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5023.284887][ T10] ipv6_find_idev+0x102/0x170 [ 5023.284887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.284887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.284887][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.284887][ T10] netlink_unicast+0x449/0x710 [ 5023.284887][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.284887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.284887][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.284887][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.284887][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.284887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.284887][ T10] [ 5023.286636][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5023.286933][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5023.286933][ T10] dst_init+0x84/0x4a0 [ 5023.286933][ T10] dst_alloc+0x97/0x150 [ 5023.286933][ T10] ip6_dst_alloc+0x23/0x90 [ 5023.286933][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5023.286933][ T10] ip6_pol_route+0x56f/0x840 [ 5023.286933][ T10] fib6_rule_lookup+0x456/0x630 [ 5023.286933][ T10] ip6_route_input+0x59c/0xa50 [ 5023.286933][ T10] ipv6_rcv+0x397/0x810 [ 5023.286933][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5023.286933][ T10] process_backlog+0x101/0x620 [ 5023.286933][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5023.286933][ T10] net_rx_action+0x495/0xbe0 [ 5023.286933][ T10] __do_softirq+0x1b5/0x7f6 [ 5023.286933][ T10] [ 5023.288617][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.288617][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5023.288617][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5023.288617][ T10] fib6_nh_init+0xa22/0x1580 [ 5023.288617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.288617][ T10] ip6_route_add+0x1c/0x140 [ 5023.288617][ T10] inet6_rtm_newroute+0x104/0x110 [ 5023.288617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.288617][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.288617][ T10] netlink_unicast+0x449/0x710 [ 5023.288617][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.288617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.288617][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.288617][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.288617][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.288617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.288617][ T10] [ 5023.290566][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.290566][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.290566][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.290566][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.290566][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5023.290566][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5023.290566][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5023.290566][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5023.290566][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5023.290566][ T10] addrconf_dad_begin+0x310/0x670 [ 5023.290566][ T10] addrconf_dad_work+0x10b/0xab0 [ 5023.290566][ T10] process_one_work+0x84d/0x18a0 [ 5023.290566][ T10] worker_thread+0x587/0xd30 [ 5023.290566][ T10] kthread+0x28a/0x350 [ 5023.290566][ T10] ret_from_fork+0x31/0x70 [ 5023.290566][ T10] ret_from_fork_asm+0x1a/0x30 [ 5023.290566][ T10] [ 5023.292541][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.292541][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.292541][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.292541][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.292541][ T10] ip6_route_add+0x1c/0x140 [ 5023.292541][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5023.292541][ T10] inet6_addr_add+0x4f8/0xa40 [ 5023.292541][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.292541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.292541][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.292541][ T10] netlink_unicast+0x449/0x710 [ 5023.292541][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.292541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.292541][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.292541][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.292541][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.292541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.292541][ T10] [ 5023.294602][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.294602][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.294602][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.294602][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.294602][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5023.294602][ T10] ipv6_add_addr+0x411/0x2000 [ 5023.294602][ T10] inet6_addr_add+0x30e/0xa40 [ 5023.294602][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.294602][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.294602][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.294602][ T10] netlink_unicast+0x449/0x710 [ 5023.294602][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.294602][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.294602][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.294602][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.294602][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.294602][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.294602][ T10] [ 5023.296657][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.296657][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.296657][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.296657][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.296657][ T10] ip6_route_add+0x1c/0x140 [ 5023.296657][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5023.296657][ T10] addrconf_add_dev+0xe2/0x170 [ 5023.296657][ T10] inet6_addr_add+0x12f/0xa40 [ 5023.296657][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.296657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.296657][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.296657][ T10] netlink_unicast+0x449/0x710 [ 5023.296657][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.296657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.296657][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.296657][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.296657][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.296657][ T10] [ 5023.298812][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.298812][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5023.298812][ T10] ipv6_find_idev+0x102/0x170 [ 5023.298812][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.298812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.298812][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.298812][ T10] netlink_unicast+0x449/0x710 [ 5023.298812][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.298812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.298812][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.298812][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.298812][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.298812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.298812][ T10] [ 5023.300645][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5023.300645][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5023.300645][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5023.300645][ T10] ipv6_find_idev+0x102/0x170 [ 5023.300645][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.300645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.300645][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.300645][ T10] netlink_unicast+0x449/0x710 [ 5023.300645][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.300645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.300645][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.300645][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.300645][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.300645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.300645][ T10] [ 5023.302623][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5023.302882][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5023.302882][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.302882][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.302882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.302882][ T10] ip6_route_add+0x1c/0x140 [ 5023.302882][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5023.302882][ T10] inet6_addr_add+0x4f8/0xa40 [ 5023.302882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.302882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.302882][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.302882][ T10] netlink_unicast+0x449/0x710 [ 5023.302882][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.302882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.302882][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.302882][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.302882][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.302882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.302882][ T10] [ 5023.305184][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5023.305184][ T10] netdev_get_by_index+0x5e/0x80 [ 5023.305184][ T10] fib6_nh_init+0x3d8/0x1580 [ 5023.305184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5023.305184][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5023.305184][ T10] ipv6_add_addr+0x411/0x2000 [ 5023.305184][ T10] inet6_addr_add+0x30e/0xa40 [ 5023.305184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5023.305184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.305184][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.305184][ T10] netlink_unicast+0x449/0x710 [ 5023.305184][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.305184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.305184][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.305184][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.305184][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.305184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.305184][ T10] [ 5023.307481][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5023.307481][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5023.307481][ T10] ipv6_find_idev+0x102/0x170 [ 5023.307481][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.307481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.307481][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.307481][ T10] netlink_unicast+0x449/0x710 [ 5023.307481][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.307481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.307481][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.307481][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.307481][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.307481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.307481][ T10] [ 5023.309305][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5023.309305][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5023.309305][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5023.309305][ T10] ipv6_find_idev+0x102/0x170 [ 5023.309305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5023.309305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5023.309305][ T10] netlink_rcv_skb+0x130/0x360 [ 5023.309305][ T10] netlink_unicast+0x449/0x710 [ 5023.309305][ T10] netlink_sendmsg+0x723/0xbe0 [ 5023.309305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5023.309305][ T10] ___sys_sendmsg+0xee/0x170 [ 5023.309305][ T10] __sys_sendmsg+0xcd/0x170 [ 5023.309305][ T10] do_syscall_64+0xc6/0x1e0 [ 5023.309305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5023.309305][ T10] [ 5033.456786][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5033.457286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.457286][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5033.457286][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5033.457286][ T10] fib6_nh_init+0xa22/0x1580 [ 5033.457286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.457286][ T10] ip6_route_add+0x1c/0x140 [ 5033.457286][ T10] inet6_rtm_newroute+0x104/0x110 [ 5033.457286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.457286][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.457286][ T10] netlink_unicast+0x449/0x710 [ 5033.457286][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.457286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.457286][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.457286][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.457286][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.457286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.457286][ T10] [ 5033.459270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.459270][ T10] dst_init+0x84/0x4a0 [ 5033.459270][ T10] dst_alloc+0x97/0x150 [ 5033.459270][ T10] ip6_dst_alloc+0x23/0x90 [ 5033.459270][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5033.459270][ T10] ip6_pol_route+0x56f/0x840 [ 5033.459270][ T10] fib6_rule_lookup+0x456/0x630 [ 5033.459270][ T10] ip6_route_input+0x59c/0xa50 [ 5033.459270][ T10] ipv6_rcv+0x397/0x810 [ 5033.459270][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5033.459270][ T10] process_backlog+0x101/0x620 [ 5033.459270][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5033.459270][ T10] net_rx_action+0x495/0xbe0 [ 5033.459270][ T10] __do_softirq+0x1b5/0x7f6 [ 5033.459270][ T10] [ 5033.460985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.460985][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.460985][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.460985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.460985][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5033.460985][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5033.460985][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5033.460985][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5033.460985][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5033.460985][ T10] addrconf_dad_begin+0x310/0x670 [ 5033.460985][ T10] addrconf_dad_work+0x10b/0xab0 [ 5033.460985][ T10] process_one_work+0x84d/0x18a0 [ 5033.460985][ T10] worker_thread+0x587/0xd30 [ 5033.460985][ T10] kthread+0x28a/0x350 [ 5033.460985][ T10] ret_from_fork+0x31/0x70 [ 5033.460985][ T10] ret_from_fork_asm+0x1a/0x30 [ 5033.460985][ T10] [ 5033.462978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.462978][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.462978][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.462978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.462978][ T10] ip6_route_add+0x1c/0x140 [ 5033.462978][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5033.462978][ T10] inet6_addr_add+0x4f8/0xa40 [ 5033.462978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.462978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.462978][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.462978][ T10] netlink_unicast+0x449/0x710 [ 5033.462978][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.462978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.462978][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.462978][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.462978][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.462978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.462978][ T10] [ 5033.465030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.465030][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.465030][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.465030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.465030][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5033.465030][ T10] ipv6_add_addr+0x411/0x2000 [ 5033.465030][ T10] inet6_addr_add+0x30e/0xa40 [ 5033.465030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.465030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.465030][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.465030][ T10] netlink_unicast+0x449/0x710 [ 5033.465030][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.465030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.465030][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.465030][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.465030][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.465030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.465030][ T10] [ 5033.467091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.467091][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.467091][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.467091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.467091][ T10] ip6_route_add+0x1c/0x140 [ 5033.467091][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5033.467091][ T10] addrconf_add_dev+0xe2/0x170 [ 5033.467091][ T10] inet6_addr_add+0x12f/0xa40 [ 5033.467091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.467091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.467091][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.467091][ T10] netlink_unicast+0x449/0x710 [ 5033.467091][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.467091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.467091][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.467091][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.467091][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.467091][ T10] [ 5033.469113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.469113][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5033.469113][ T10] ipv6_find_idev+0x102/0x170 [ 5033.469113][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.469113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.469113][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.469113][ T10] netlink_unicast+0x449/0x710 [ 5033.469113][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.469113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.469113][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.469113][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.469113][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.469113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.469113][ T10] [ 5033.470698][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5033.470698][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5033.470698][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5033.470698][ T10] ipv6_find_idev+0x102/0x170 [ 5033.470698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.470698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.470698][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.470698][ T10] netlink_unicast+0x449/0x710 [ 5033.470698][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.470698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.470698][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.470698][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.470698][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.470698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.470698][ T10] [ 5033.472453][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5033.472744][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5033.472744][ T10] dst_init+0x84/0x4a0 [ 5033.472744][ T10] dst_alloc+0x97/0x150 [ 5033.472744][ T10] ip6_dst_alloc+0x23/0x90 [ 5033.472744][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5033.472744][ T10] ip6_pol_route+0x56f/0x840 [ 5033.472744][ T10] fib6_rule_lookup+0x456/0x630 [ 5033.472744][ T10] ip6_route_input+0x59c/0xa50 [ 5033.472744][ T10] ipv6_rcv+0x397/0x810 [ 5033.472744][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5033.472744][ T10] process_backlog+0x101/0x620 [ 5033.472744][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5033.472744][ T10] net_rx_action+0x495/0xbe0 [ 5033.472744][ T10] __do_softirq+0x1b5/0x7f6 [ 5033.472744][ T10] [ 5033.474427][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.474427][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5033.474427][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5033.474427][ T10] fib6_nh_init+0xa22/0x1580 [ 5033.474427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.474427][ T10] ip6_route_add+0x1c/0x140 [ 5033.474427][ T10] inet6_rtm_newroute+0x104/0x110 [ 5033.474427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.474427][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.474427][ T10] netlink_unicast+0x449/0x710 [ 5033.474427][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.474427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.474427][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.474427][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.474427][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.474427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.474427][ T10] [ 5033.476355][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.476355][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.476355][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.476355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.476355][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5033.476355][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5033.476355][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5033.476355][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5033.476355][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5033.476355][ T10] addrconf_dad_begin+0x310/0x670 [ 5033.476355][ T10] addrconf_dad_work+0x10b/0xab0 [ 5033.476355][ T10] process_one_work+0x84d/0x18a0 [ 5033.476355][ T10] worker_thread+0x587/0xd30 [ 5033.476355][ T10] kthread+0x28a/0x350 [ 5033.476355][ T10] ret_from_fork+0x31/0x70 [ 5033.476355][ T10] ret_from_fork_asm+0x1a/0x30 [ 5033.476355][ T10] [ 5033.478332][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.478332][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.478332][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.478332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.478332][ T10] ip6_route_add+0x1c/0x140 [ 5033.478332][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5033.478332][ T10] inet6_addr_add+0x4f8/0xa40 [ 5033.478332][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.478332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.478332][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.478332][ T10] netlink_unicast+0x449/0x710 [ 5033.478332][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.478332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.478332][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.478332][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.478332][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.478332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.478332][ T10] [ 5033.480373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.480373][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.480373][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.480373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.480373][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5033.480373][ T10] ipv6_add_addr+0x411/0x2000 [ 5033.480373][ T10] inet6_addr_add+0x30e/0xa40 [ 5033.480373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.480373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.480373][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.480373][ T10] netlink_unicast+0x449/0x710 [ 5033.480373][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.480373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.480373][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.480373][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.480373][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.480373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.480373][ T10] [ 5033.482435][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.482435][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.482435][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.482435][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.482435][ T10] ip6_route_add+0x1c/0x140 [ 5033.482435][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5033.482435][ T10] addrconf_add_dev+0xe2/0x170 [ 5033.482435][ T10] inet6_addr_add+0x12f/0xa40 [ 5033.482435][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.482435][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.482435][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.482435][ T10] netlink_unicast+0x449/0x710 [ 5033.482435][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.482435][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.482435][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.482435][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.482435][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.482435][ T10] [ 5033.484577][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.484577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5033.484577][ T10] ipv6_find_idev+0x102/0x170 [ 5033.484577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.484577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.484577][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.484577][ T10] netlink_unicast+0x449/0x710 [ 5033.484577][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.484577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.484577][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.484577][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.484577][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.484577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.484577][ T10] [ 5033.486336][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5033.486336][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5033.486336][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5033.486336][ T10] ipv6_find_idev+0x102/0x170 [ 5033.486336][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.486336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.486336][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.486336][ T10] netlink_unicast+0x449/0x710 [ 5033.486336][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.486336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.486336][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.486336][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.486336][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.486336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.486336][ T10] [ 5033.488376][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5033.488623][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5033.488623][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.488623][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.488623][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.488623][ T10] ip6_route_add+0x1c/0x140 [ 5033.488623][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5033.488623][ T10] inet6_addr_add+0x4f8/0xa40 [ 5033.488623][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.488623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.488623][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.488623][ T10] netlink_unicast+0x449/0x710 [ 5033.488623][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.488623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.488623][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.488623][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.488623][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.488623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.488623][ T10] [ 5033.490929][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5033.490929][ T10] netdev_get_by_index+0x5e/0x80 [ 5033.490929][ T10] fib6_nh_init+0x3d8/0x1580 [ 5033.490929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5033.490929][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5033.490929][ T10] ipv6_add_addr+0x411/0x2000 [ 5033.490929][ T10] inet6_addr_add+0x30e/0xa40 [ 5033.490929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5033.490929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.490929][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.490929][ T10] netlink_unicast+0x449/0x710 [ 5033.490929][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.490929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.490929][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.490929][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.490929][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.490929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.490929][ T10] [ 5033.493252][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5033.493252][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5033.493252][ T10] ipv6_find_idev+0x102/0x170 [ 5033.493252][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.493252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.493252][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.493252][ T10] netlink_unicast+0x449/0x710 [ 5033.493252][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.493252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.493252][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.493252][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.493252][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.493252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.493252][ T10] [ 5033.495147][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5033.495147][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5033.495147][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5033.495147][ T10] ipv6_find_idev+0x102/0x170 [ 5033.495147][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5033.495147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5033.495147][ T10] netlink_rcv_skb+0x130/0x360 [ 5033.495147][ T10] netlink_unicast+0x449/0x710 [ 5033.495147][ T10] netlink_sendmsg+0x723/0xbe0 [ 5033.495147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5033.495147][ T10] ___sys_sendmsg+0xee/0x170 [ 5033.495147][ T10] __sys_sendmsg+0xcd/0x170 [ 5033.495147][ T10] do_syscall_64+0xc6/0x1e0 [ 5033.495147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5033.495147][ T10] [ 5043.734923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5043.735323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.735323][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5043.735323][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5043.735323][ T10] fib6_nh_init+0xa22/0x1580 [ 5043.735323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.735323][ T10] ip6_route_add+0x1c/0x140 [ 5043.735323][ T10] inet6_rtm_newroute+0x104/0x110 [ 5043.735323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.735323][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.735323][ T10] netlink_unicast+0x449/0x710 [ 5043.735323][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.735323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.735323][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.735323][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.735323][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.735323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.735323][ T10] [ 5043.737332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.737332][ T10] dst_init+0x84/0x4a0 [ 5043.737332][ T10] dst_alloc+0x97/0x150 [ 5043.737332][ T10] ip6_dst_alloc+0x23/0x90 [ 5043.737332][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5043.737332][ T10] ip6_pol_route+0x56f/0x840 [ 5043.737332][ T10] fib6_rule_lookup+0x456/0x630 [ 5043.737332][ T10] ip6_route_input+0x59c/0xa50 [ 5043.737332][ T10] ipv6_rcv+0x397/0x810 [ 5043.737332][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5043.737332][ T10] process_backlog+0x101/0x620 [ 5043.737332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5043.737332][ T10] net_rx_action+0x495/0xbe0 [ 5043.737332][ T10] __do_softirq+0x1b5/0x7f6 [ 5043.737332][ T10] [ 5043.739054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.739054][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.739054][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.739054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.739054][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5043.739054][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5043.739054][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5043.739054][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5043.739054][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5043.739054][ T10] addrconf_dad_begin+0x310/0x670 [ 5043.739054][ T10] addrconf_dad_work+0x10b/0xab0 [ 5043.739054][ T10] process_one_work+0x84d/0x18a0 [ 5043.739054][ T10] worker_thread+0x587/0xd30 [ 5043.739054][ T10] kthread+0x28a/0x350 [ 5043.739054][ T10] ret_from_fork+0x31/0x70 [ 5043.739054][ T10] ret_from_fork_asm+0x1a/0x30 [ 5043.739054][ T10] [ 5043.741034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.741034][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.741034][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.741034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.741034][ T10] ip6_route_add+0x1c/0x140 [ 5043.741034][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5043.741034][ T10] inet6_addr_add+0x4f8/0xa40 [ 5043.741034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.741034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.741034][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.741034][ T10] netlink_unicast+0x449/0x710 [ 5043.741034][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.741034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.741034][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.741034][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.741034][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.741034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.741034][ T10] [ 5043.743111][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.743111][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.743111][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.743111][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.743111][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5043.743111][ T10] ipv6_add_addr+0x411/0x2000 [ 5043.743111][ T10] inet6_addr_add+0x30e/0xa40 [ 5043.743111][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.743111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.743111][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.743111][ T10] netlink_unicast+0x449/0x710 [ 5043.743111][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.743111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.743111][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.743111][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.743111][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.743111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.743111][ T10] [ 5043.745324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.745324][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.745324][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.745324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.745324][ T10] ip6_route_add+0x1c/0x140 [ 5043.745324][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5043.745324][ T10] addrconf_add_dev+0xe2/0x170 [ 5043.745324][ T10] inet6_addr_add+0x12f/0xa40 [ 5043.745324][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.745324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.745324][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.745324][ T10] netlink_unicast+0x449/0x710 [ 5043.745324][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.745324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.745324][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.745324][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.745324][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.745324][ T10] [ 5043.747348][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.747348][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5043.747348][ T10] ipv6_find_idev+0x102/0x170 [ 5043.747348][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.747348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.747348][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.747348][ T10] netlink_unicast+0x449/0x710 [ 5043.747348][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.747348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.747348][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.747348][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.747348][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.747348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.747348][ T10] [ 5043.748929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5043.748929][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5043.748929][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5043.748929][ T10] ipv6_find_idev+0x102/0x170 [ 5043.748929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.748929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.748929][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.748929][ T10] netlink_unicast+0x449/0x710 [ 5043.748929][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.748929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.748929][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.748929][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.748929][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.748929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.748929][ T10] [ 5043.750681][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5043.750989][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5043.750989][ T10] dst_init+0x84/0x4a0 [ 5043.750989][ T10] dst_alloc+0x97/0x150 [ 5043.750989][ T10] ip6_dst_alloc+0x23/0x90 [ 5043.750989][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5043.750989][ T10] ip6_pol_route+0x56f/0x840 [ 5043.750989][ T10] fib6_rule_lookup+0x456/0x630 [ 5043.750989][ T10] ip6_route_input+0x59c/0xa50 [ 5043.750989][ T10] ipv6_rcv+0x397/0x810 [ 5043.750989][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5043.750989][ T10] process_backlog+0x101/0x620 [ 5043.750989][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5043.750989][ T10] net_rx_action+0x495/0xbe0 [ 5043.750989][ T10] __do_softirq+0x1b5/0x7f6 [ 5043.750989][ T10] [ 5043.752684][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.752684][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5043.752684][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5043.752684][ T10] fib6_nh_init+0xa22/0x1580 [ 5043.752684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.752684][ T10] ip6_route_add+0x1c/0x140 [ 5043.752684][ T10] inet6_rtm_newroute+0x104/0x110 [ 5043.752684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.752684][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.752684][ T10] netlink_unicast+0x449/0x710 [ 5043.752684][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.752684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.752684][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.752684][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.752684][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.752684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.752684][ T10] [ 5043.754606][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.754606][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.754606][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.754606][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.754606][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5043.754606][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5043.754606][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5043.754606][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5043.754606][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5043.754606][ T10] addrconf_dad_begin+0x310/0x670 [ 5043.754606][ T10] addrconf_dad_work+0x10b/0xab0 [ 5043.754606][ T10] process_one_work+0x84d/0x18a0 [ 5043.754606][ T10] worker_thread+0x587/0xd30 [ 5043.754606][ T10] kthread+0x28a/0x350 [ 5043.754606][ T10] ret_from_fork+0x31/0x70 [ 5043.754606][ T10] ret_from_fork_asm+0x1a/0x30 [ 5043.754606][ T10] [ 5043.756567][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.756567][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.756567][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.756567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.756567][ T10] ip6_route_add+0x1c/0x140 [ 5043.756567][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5043.756567][ T10] inet6_addr_add+0x4f8/0xa40 [ 5043.756567][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.756567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.756567][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.756567][ T10] netlink_unicast+0x449/0x710 [ 5043.756567][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.756567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.756567][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.756567][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.756567][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.756567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.756567][ T10] [ 5043.758622][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.758622][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.758622][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.758622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.758622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5043.758622][ T10] ipv6_add_addr+0x411/0x2000 [ 5043.758622][ T10] inet6_addr_add+0x30e/0xa40 [ 5043.758622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.758622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.758622][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.758622][ T10] netlink_unicast+0x449/0x710 [ 5043.758622][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.758622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.758622][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.758622][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.758622][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.758622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.758622][ T10] [ 5043.760685][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.760685][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.760685][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.760685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.760685][ T10] ip6_route_add+0x1c/0x140 [ 5043.760685][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5043.760685][ T10] addrconf_add_dev+0xe2/0x170 [ 5043.760685][ T10] inet6_addr_add+0x12f/0xa40 [ 5043.760685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.760685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.760685][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.760685][ T10] netlink_unicast+0x449/0x710 [ 5043.760685][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.760685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.760685][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.760685][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.760685][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.760685][ T10] [ 5043.762827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.762827][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5043.762827][ T10] ipv6_find_idev+0x102/0x170 [ 5043.762827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.762827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.762827][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.762827][ T10] netlink_unicast+0x449/0x710 [ 5043.762827][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.762827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.762827][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.762827][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.762827][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.762827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.762827][ T10] [ 5043.764665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5043.764665][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5043.764665][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5043.764665][ T10] ipv6_find_idev+0x102/0x170 [ 5043.764665][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.764665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.764665][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.764665][ T10] netlink_unicast+0x449/0x710 [ 5043.764665][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.764665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.764665][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.764665][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.764665][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.764665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.764665][ T10] [ 5043.766641][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5043.766893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5043.766893][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.766893][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.766893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.766893][ T10] ip6_route_add+0x1c/0x140 [ 5043.766893][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5043.766893][ T10] inet6_addr_add+0x4f8/0xa40 [ 5043.766893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.766893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.766893][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.766893][ T10] netlink_unicast+0x449/0x710 [ 5043.766893][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.766893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.766893][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.766893][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.766893][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.766893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.766893][ T10] [ 5043.769187][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5043.769187][ T10] netdev_get_by_index+0x5e/0x80 [ 5043.769187][ T10] fib6_nh_init+0x3d8/0x1580 [ 5043.769187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5043.769187][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5043.769187][ T10] ipv6_add_addr+0x411/0x2000 [ 5043.769187][ T10] inet6_addr_add+0x30e/0xa40 [ 5043.769187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5043.769187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.769187][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.769187][ T10] netlink_unicast+0x449/0x710 [ 5043.769187][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.769187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.769187][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.769187][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.769187][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.769187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.769187][ T10] [ 5043.771467][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5043.771467][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5043.771467][ T10] ipv6_find_idev+0x102/0x170 [ 5043.771467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.771467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.771467][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.771467][ T10] netlink_unicast+0x449/0x710 [ 5043.771467][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.771467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.771467][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.771467][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.771467][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.771467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.771467][ T10] [ 5043.773292][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5043.773292][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5043.773292][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5043.773292][ T10] ipv6_find_idev+0x102/0x170 [ 5043.773292][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5043.773292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5043.773292][ T10] netlink_rcv_skb+0x130/0x360 [ 5043.773292][ T10] netlink_unicast+0x449/0x710 [ 5043.773292][ T10] netlink_sendmsg+0x723/0xbe0 [ 5043.773292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5043.773292][ T10] ___sys_sendmsg+0xee/0x170 [ 5043.773292][ T10] __sys_sendmsg+0xcd/0x170 [ 5043.773292][ T10] do_syscall_64+0xc6/0x1e0 [ 5043.773292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5043.773292][ T10] [ 5054.014993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5054.015813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.015813][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5054.015813][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5054.015813][ T10] fib6_nh_init+0xa22/0x1580 [ 5054.015813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.015813][ T10] ip6_route_add+0x1c/0x140 [ 5054.015813][ T10] inet6_rtm_newroute+0x104/0x110 [ 5054.015813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.015813][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.015813][ T10] netlink_unicast+0x449/0x710 [ 5054.015813][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.015813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.015813][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.015813][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.015813][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.015813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.015813][ T10] [ 5054.021297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.021297][ T10] dst_init+0x84/0x4a0 [ 5054.021297][ T10] dst_alloc+0x97/0x150 [ 5054.021297][ T10] ip6_dst_alloc+0x23/0x90 [ 5054.021297][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5054.021297][ T10] ip6_pol_route+0x56f/0x840 [ 5054.021297][ T10] fib6_rule_lookup+0x456/0x630 [ 5054.021297][ T10] ip6_route_input+0x59c/0xa50 [ 5054.021297][ T10] ipv6_rcv+0x397/0x810 [ 5054.021297][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5054.021297][ T10] process_backlog+0x101/0x620 [ 5054.021297][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5054.021297][ T10] net_rx_action+0x495/0xbe0 [ 5054.021297][ T10] __do_softirq+0x1b5/0x7f6 [ 5054.021297][ T10] [ 5054.026048][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.026048][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.026048][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.026048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.026048][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5054.026048][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5054.026048][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5054.026048][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5054.026048][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5054.026048][ T10] addrconf_dad_begin+0x310/0x670 [ 5054.026048][ T10] addrconf_dad_work+0x10b/0xab0 [ 5054.026048][ T10] process_one_work+0x84d/0x18a0 [ 5054.026048][ T10] worker_thread+0x587/0xd30 [ 5054.026048][ T10] kthread+0x28a/0x350 [ 5054.026048][ T10] ret_from_fork+0x31/0x70 [ 5054.026048][ T10] ret_from_fork_asm+0x1a/0x30 [ 5054.026048][ T10] [ 5054.031689][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.031689][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.031689][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.031689][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.031689][ T10] ip6_route_add+0x1c/0x140 [ 5054.031689][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5054.031689][ T10] inet6_addr_add+0x4f8/0xa40 [ 5054.031689][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.031689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.031689][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.031689][ T10] netlink_unicast+0x449/0x710 [ 5054.031689][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.031689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.031689][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.031689][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.031689][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.031689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.031689][ T10] [ 5054.036816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.036816][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.036816][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.036816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.036816][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5054.036816][ T10] ipv6_add_addr+0x411/0x2000 [ 5054.036816][ T10] inet6_addr_add+0x30e/0xa40 [ 5054.036816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.036816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.036816][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.036816][ T10] netlink_unicast+0x449/0x710 [ 5054.036816][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.036816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.036816][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.036816][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.036816][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.036816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.036816][ T10] [ 5054.039285][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.039285][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.039285][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.039285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.039285][ T10] ip6_route_add+0x1c/0x140 [ 5054.039285][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5054.039285][ T10] addrconf_add_dev+0xe2/0x170 [ 5054.039285][ T10] inet6_addr_add+0x12f/0xa40 [ 5054.039285][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.039285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.039285][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.039285][ T10] netlink_unicast+0x449/0x710 [ 5054.039285][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.039285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.039285][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.039285][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.039285][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.039285][ T10] [ 5054.043073][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.043073][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5054.043073][ T10] ipv6_find_idev+0x102/0x170 [ 5054.043073][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.043073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.043073][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.043073][ T10] netlink_unicast+0x449/0x710 [ 5054.043073][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.043073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.043073][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.043073][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.043073][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.043073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.043073][ T10] [ 5054.046004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5054.046004][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5054.046004][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5054.046004][ T10] ipv6_find_idev+0x102/0x170 [ 5054.046004][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.046004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.046004][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.046004][ T10] netlink_unicast+0x449/0x710 [ 5054.046004][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.046004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.046004][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.046004][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.046004][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.046004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.046004][ T10] [ 5054.050381][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5054.050732][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5054.050732][ T10] dst_init+0x84/0x4a0 [ 5054.050732][ T10] dst_alloc+0x97/0x150 [ 5054.050732][ T10] ip6_dst_alloc+0x23/0x90 [ 5054.050732][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5054.050732][ T10] ip6_pol_route+0x56f/0x840 [ 5054.050732][ T10] fib6_rule_lookup+0x456/0x630 [ 5054.050732][ T10] ip6_route_input+0x59c/0xa50 [ 5054.050732][ T10] ipv6_rcv+0x397/0x810 [ 5054.050732][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5054.050732][ T10] process_backlog+0x101/0x620 [ 5054.050732][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5054.050732][ T10] net_rx_action+0x495/0xbe0 [ 5054.050732][ T10] __do_softirq+0x1b5/0x7f6 [ 5054.050732][ T10] [ 5054.053250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.053250][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5054.053250][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5054.053250][ T10] fib6_nh_init+0xa22/0x1580 [ 5054.053250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.053250][ T10] ip6_route_add+0x1c/0x140 [ 5054.053250][ T10] inet6_rtm_newroute+0x104/0x110 [ 5054.053250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.053250][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.053250][ T10] netlink_unicast+0x449/0x710 [ 5054.053250][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.053250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.053250][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.053250][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.053250][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.053250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.053250][ T10] [ 5054.055924][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.055924][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.055924][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.055924][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.055924][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5054.055924][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5054.055924][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5054.055924][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5054.055924][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5054.055924][ T10] addrconf_dad_begin+0x310/0x670 [ 5054.055924][ T10] addrconf_dad_work+0x10b/0xab0 [ 5054.055924][ T10] process_one_work+0x84d/0x18a0 [ 5054.055924][ T10] worker_thread+0x587/0xd30 [ 5054.055924][ T10] kthread+0x28a/0x350 [ 5054.055924][ T10] ret_from_fork+0x31/0x70 [ 5054.055924][ T10] ret_from_fork_asm+0x1a/0x30 [ 5054.055924][ T10] [ 5054.058778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.058778][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.058778][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.058778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.058778][ T10] ip6_route_add+0x1c/0x140 [ 5054.058778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5054.058778][ T10] inet6_addr_add+0x4f8/0xa40 [ 5054.058778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.058778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.058778][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.058778][ T10] netlink_unicast+0x449/0x710 [ 5054.058778][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.058778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.058778][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.058778][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.058778][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.058778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.058778][ T10] [ 5054.061822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.061822][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.061822][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.061822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.061822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5054.061822][ T10] ipv6_add_addr+0x411/0x2000 [ 5054.061822][ T10] inet6_addr_add+0x30e/0xa40 [ 5054.061822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.061822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.061822][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.061822][ T10] netlink_unicast+0x449/0x710 [ 5054.061822][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.061822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.061822][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.061822][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.061822][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.061822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.061822][ T10] [ 5054.064799][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.064799][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.064799][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.064799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.064799][ T10] ip6_route_add+0x1c/0x140 [ 5054.064799][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5054.064799][ T10] addrconf_add_dev+0xe2/0x170 [ 5054.064799][ T10] inet6_addr_add+0x12f/0xa40 [ 5054.064799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.064799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.064799][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.064799][ T10] netlink_unicast+0x449/0x710 [ 5054.064799][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.064799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.064799][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.064799][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.064799][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.064799][ T10] [ 5054.067740][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.067740][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5054.067740][ T10] ipv6_find_idev+0x102/0x170 [ 5054.067740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.067740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.067740][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.067740][ T10] netlink_unicast+0x449/0x710 [ 5054.067740][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.067740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.067740][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.067740][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.067740][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.067740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.067740][ T10] [ 5054.069638][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5054.069638][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5054.069638][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5054.069638][ T10] ipv6_find_idev+0x102/0x170 [ 5054.069638][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.069638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.069638][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.069638][ T10] netlink_unicast+0x449/0x710 [ 5054.069638][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.069638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.069638][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.069638][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.069638][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.069638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.069638][ T10] [ 5054.072570][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5054.072891][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5054.072891][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.072891][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.072891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.072891][ T10] ip6_route_add+0x1c/0x140 [ 5054.072891][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5054.072891][ T10] inet6_addr_add+0x4f8/0xa40 [ 5054.072891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.072891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.072891][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.072891][ T10] netlink_unicast+0x449/0x710 [ 5054.072891][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.072891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.072891][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.072891][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.072891][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.072891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.072891][ T10] [ 5054.076480][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5054.076480][ T10] netdev_get_by_index+0x5e/0x80 [ 5054.076480][ T10] fib6_nh_init+0x3d8/0x1580 [ 5054.076480][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5054.076480][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5054.076480][ T10] ipv6_add_addr+0x411/0x2000 [ 5054.076480][ T10] inet6_addr_add+0x30e/0xa40 [ 5054.076480][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5054.076480][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.076480][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.076480][ T10] netlink_unicast+0x449/0x710 [ 5054.076480][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.076480][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.076480][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.076480][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.076480][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.076480][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.076480][ T10] [ 5054.079937][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5054.079937][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5054.079937][ T10] ipv6_find_idev+0x102/0x170 [ 5054.079937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.079937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.079937][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.079937][ T10] netlink_unicast+0x449/0x710 [ 5054.079937][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.079937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.079937][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.079937][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.079937][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.079937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.079937][ T10] [ 5054.082541][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5054.082541][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5054.082541][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5054.082541][ T10] ipv6_find_idev+0x102/0x170 [ 5054.082541][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5054.082541][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5054.082541][ T10] netlink_rcv_skb+0x130/0x360 [ 5054.082541][ T10] netlink_unicast+0x449/0x710 [ 5054.082541][ T10] netlink_sendmsg+0x723/0xbe0 [ 5054.082541][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5054.082541][ T10] ___sys_sendmsg+0xee/0x170 [ 5054.082541][ T10] __sys_sendmsg+0xcd/0x170 [ 5054.082541][ T10] do_syscall_64+0xc6/0x1e0 [ 5054.082541][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5054.082541][ T10] [ 5064.326996][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5064.327487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.327487][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5064.327487][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5064.327487][ T10] fib6_nh_init+0xa22/0x1580 [ 5064.327487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.327487][ T10] ip6_route_add+0x1c/0x140 [ 5064.327487][ T10] inet6_rtm_newroute+0x104/0x110 [ 5064.327487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.327487][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.327487][ T10] netlink_unicast+0x449/0x710 [ 5064.327487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.327487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.327487][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.327487][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.327487][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.327487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.327487][ T10] [ 5064.329546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.329546][ T10] dst_init+0x84/0x4a0 [ 5064.329546][ T10] dst_alloc+0x97/0x150 [ 5064.329546][ T10] ip6_dst_alloc+0x23/0x90 [ 5064.329546][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5064.329546][ T10] ip6_pol_route+0x56f/0x840 [ 5064.329546][ T10] fib6_rule_lookup+0x456/0x630 [ 5064.329546][ T10] ip6_route_input+0x59c/0xa50 [ 5064.329546][ T10] ipv6_rcv+0x397/0x810 [ 5064.329546][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5064.329546][ T10] process_backlog+0x101/0x620 [ 5064.329546][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5064.329546][ T10] net_rx_action+0x495/0xbe0 [ 5064.329546][ T10] __do_softirq+0x1b5/0x7f6 [ 5064.329546][ T10] [ 5064.331258][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.331258][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.331258][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.331258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.331258][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5064.331258][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5064.331258][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5064.331258][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5064.331258][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5064.331258][ T10] addrconf_dad_begin+0x310/0x670 [ 5064.331258][ T10] addrconf_dad_work+0x10b/0xab0 [ 5064.331258][ T10] process_one_work+0x84d/0x18a0 [ 5064.331258][ T10] worker_thread+0x587/0xd30 [ 5064.331258][ T10] kthread+0x28a/0x350 [ 5064.331258][ T10] ret_from_fork+0x31/0x70 [ 5064.331258][ T10] ret_from_fork_asm+0x1a/0x30 [ 5064.331258][ T10] [ 5064.333232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.333232][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.333232][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.333232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.333232][ T10] ip6_route_add+0x1c/0x140 [ 5064.333232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5064.333232][ T10] inet6_addr_add+0x4f8/0xa40 [ 5064.333232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.333232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.333232][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.333232][ T10] netlink_unicast+0x449/0x710 [ 5064.333232][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.333232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.333232][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.333232][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.333232][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.333232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.333232][ T10] [ 5064.335301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.335301][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.335301][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.335301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.335301][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5064.335301][ T10] ipv6_add_addr+0x411/0x2000 [ 5064.335301][ T10] inet6_addr_add+0x30e/0xa40 [ 5064.335301][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.335301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.335301][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.335301][ T10] netlink_unicast+0x449/0x710 [ 5064.335301][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.335301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.335301][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.335301][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.335301][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.335301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.335301][ T10] [ 5064.337327][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.337327][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.337327][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.337327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.337327][ T10] ip6_route_add+0x1c/0x140 [ 5064.337327][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5064.337327][ T10] addrconf_add_dev+0xe2/0x170 [ 5064.337327][ T10] inet6_addr_add+0x12f/0xa40 [ 5064.337327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.337327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.337327][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.337327][ T10] netlink_unicast+0x449/0x710 [ 5064.337327][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.337327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.337327][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.337327][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.337327][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.337327][ T10] [ 5064.339310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.339310][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5064.339310][ T10] ipv6_find_idev+0x102/0x170 [ 5064.339310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.339310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.339310][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.339310][ T10] netlink_unicast+0x449/0x710 [ 5064.339310][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.339310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.339310][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.339310][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.339310][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.339310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.339310][ T10] [ 5064.340861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5064.340861][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5064.340861][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5064.340861][ T10] ipv6_find_idev+0x102/0x170 [ 5064.340861][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.340861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.340861][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.340861][ T10] netlink_unicast+0x449/0x710 [ 5064.340861][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.340861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.340861][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.340861][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.340861][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.340861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.340861][ T10] [ 5064.342568][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5064.342857][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5064.342857][ T10] dst_init+0x84/0x4a0 [ 5064.342857][ T10] dst_alloc+0x97/0x150 [ 5064.342857][ T10] ip6_dst_alloc+0x23/0x90 [ 5064.342857][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5064.342857][ T10] ip6_pol_route+0x56f/0x840 [ 5064.342857][ T10] fib6_rule_lookup+0x456/0x630 [ 5064.342857][ T10] ip6_route_input+0x59c/0xa50 [ 5064.342857][ T10] ipv6_rcv+0x397/0x810 [ 5064.342857][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5064.342857][ T10] process_backlog+0x101/0x620 [ 5064.342857][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5064.342857][ T10] net_rx_action+0x495/0xbe0 [ 5064.342857][ T10] __do_softirq+0x1b5/0x7f6 [ 5064.342857][ T10] [ 5064.344486][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.344486][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5064.344486][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5064.344486][ T10] fib6_nh_init+0xa22/0x1580 [ 5064.344486][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.344486][ T10] ip6_route_add+0x1c/0x140 [ 5064.344486][ T10] inet6_rtm_newroute+0x104/0x110 [ 5064.344486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.344486][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.344486][ T10] netlink_unicast+0x449/0x710 [ 5064.344486][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.344486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.344486][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.344486][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.344486][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.344486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.344486][ T10] [ 5064.346364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.346364][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.346364][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.346364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.346364][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5064.346364][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5064.346364][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5064.346364][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5064.346364][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5064.346364][ T10] addrconf_dad_begin+0x310/0x670 [ 5064.346364][ T10] addrconf_dad_work+0x10b/0xab0 [ 5064.346364][ T10] process_one_work+0x84d/0x18a0 [ 5064.346364][ T10] worker_thread+0x587/0xd30 [ 5064.346364][ T10] kthread+0x28a/0x350 [ 5064.346364][ T10] ret_from_fork+0x31/0x70 [ 5064.346364][ T10] ret_from_fork_asm+0x1a/0x30 [ 5064.346364][ T10] [ 5064.348276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.348276][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.348276][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.348276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.348276][ T10] ip6_route_add+0x1c/0x140 [ 5064.348276][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5064.348276][ T10] inet6_addr_add+0x4f8/0xa40 [ 5064.348276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.348276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.348276][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.348276][ T10] netlink_unicast+0x449/0x710 [ 5064.348276][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.348276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.348276][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.348276][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.348276][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.348276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.348276][ T10] [ 5064.350297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.350297][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.350297][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.350297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.350297][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5064.350297][ T10] ipv6_add_addr+0x411/0x2000 [ 5064.350297][ T10] inet6_addr_add+0x30e/0xa40 [ 5064.350297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.350297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.350297][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.350297][ T10] netlink_unicast+0x449/0x710 [ 5064.350297][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.350297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.350297][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.350297][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.350297][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.350297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.350297][ T10] [ 5064.352321][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.352321][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.352321][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.352321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.352321][ T10] ip6_route_add+0x1c/0x140 [ 5064.352321][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5064.352321][ T10] addrconf_add_dev+0xe2/0x170 [ 5064.352321][ T10] inet6_addr_add+0x12f/0xa40 [ 5064.352321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.352321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.352321][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.352321][ T10] netlink_unicast+0x449/0x710 [ 5064.352321][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.352321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.352321][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.352321][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.352321][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.352321][ T10] [ 5064.354416][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.354416][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5064.354416][ T10] ipv6_find_idev+0x102/0x170 [ 5064.354416][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.354416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.354416][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.354416][ T10] netlink_unicast+0x449/0x710 [ 5064.354416][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.354416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.354416][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.354416][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.354416][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.354416][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.354416][ T10] [ 5064.356195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5064.356195][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5064.356195][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5064.356195][ T10] ipv6_find_idev+0x102/0x170 [ 5064.356195][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.356195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.356195][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.356195][ T10] netlink_unicast+0x449/0x710 [ 5064.356195][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.356195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.356195][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.356195][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.356195][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.356195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.356195][ T10] [ 5064.358138][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5064.358382][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5064.358382][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.358382][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.358382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.358382][ T10] ip6_route_add+0x1c/0x140 [ 5064.358382][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5064.358382][ T10] inet6_addr_add+0x4f8/0xa40 [ 5064.358382][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.358382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.358382][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.358382][ T10] netlink_unicast+0x449/0x710 [ 5064.358382][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.358382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.358382][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.358382][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.358382][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.358382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.358382][ T10] [ 5064.360637][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5064.360637][ T10] netdev_get_by_index+0x5e/0x80 [ 5064.360637][ T10] fib6_nh_init+0x3d8/0x1580 [ 5064.360637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5064.360637][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5064.360637][ T10] ipv6_add_addr+0x411/0x2000 [ 5064.360637][ T10] inet6_addr_add+0x30e/0xa40 [ 5064.360637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5064.360637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.360637][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.360637][ T10] netlink_unicast+0x449/0x710 [ 5064.360637][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.360637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.360637][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.360637][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.360637][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.360637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.360637][ T10] [ 5064.362880][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5064.362880][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5064.362880][ T10] ipv6_find_idev+0x102/0x170 [ 5064.362880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.362880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.362880][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.362880][ T10] netlink_unicast+0x449/0x710 [ 5064.362880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.362880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.362880][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.362880][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.362880][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.362880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.362880][ T10] [ 5064.364662][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5064.364662][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5064.364662][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5064.364662][ T10] ipv6_find_idev+0x102/0x170 [ 5064.364662][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5064.364662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5064.364662][ T10] netlink_rcv_skb+0x130/0x360 [ 5064.364662][ T10] netlink_unicast+0x449/0x710 [ 5064.364662][ T10] netlink_sendmsg+0x723/0xbe0 [ 5064.364662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5064.364662][ T10] ___sys_sendmsg+0xee/0x170 [ 5064.364662][ T10] __sys_sendmsg+0xcd/0x170 [ 5064.364662][ T10] do_syscall_64+0xc6/0x1e0 [ 5064.364662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5064.364662][ T10] [ 5074.606951][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5074.607424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.607424][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5074.607424][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5074.607424][ T10] fib6_nh_init+0xa22/0x1580 [ 5074.607424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.607424][ T10] ip6_route_add+0x1c/0x140 [ 5074.607424][ T10] inet6_rtm_newroute+0x104/0x110 [ 5074.607424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.607424][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.607424][ T10] netlink_unicast+0x449/0x710 [ 5074.607424][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.607424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.607424][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.607424][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.607424][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.607424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.607424][ T10] [ 5074.609475][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.609475][ T10] dst_init+0x84/0x4a0 [ 5074.609475][ T10] dst_alloc+0x97/0x150 [ 5074.609475][ T10] ip6_dst_alloc+0x23/0x90 [ 5074.609475][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5074.609475][ T10] ip6_pol_route+0x56f/0x840 [ 5074.609475][ T10] fib6_rule_lookup+0x456/0x630 [ 5074.609475][ T10] ip6_route_input+0x59c/0xa50 [ 5074.609475][ T10] ipv6_rcv+0x397/0x810 [ 5074.609475][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5074.609475][ T10] process_backlog+0x101/0x620 [ 5074.609475][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5074.609475][ T10] net_rx_action+0x495/0xbe0 [ 5074.609475][ T10] __do_softirq+0x1b5/0x7f6 [ 5074.609475][ T10] [ 5074.611215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.611215][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.611215][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.611215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.611215][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5074.611215][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5074.611215][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5074.611215][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5074.611215][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5074.611215][ T10] addrconf_dad_begin+0x310/0x670 [ 5074.611215][ T10] addrconf_dad_work+0x10b/0xab0 [ 5074.611215][ T10] process_one_work+0x84d/0x18a0 [ 5074.611215][ T10] worker_thread+0x587/0xd30 [ 5074.611215][ T10] kthread+0x28a/0x350 [ 5074.611215][ T10] ret_from_fork+0x31/0x70 [ 5074.611215][ T10] ret_from_fork_asm+0x1a/0x30 [ 5074.611215][ T10] [ 5074.613346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.613346][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.613346][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.613346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.613346][ T10] ip6_route_add+0x1c/0x140 [ 5074.613346][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5074.613346][ T10] inet6_addr_add+0x4f8/0xa40 [ 5074.613346][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.613346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.613346][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.613346][ T10] netlink_unicast+0x449/0x710 [ 5074.613346][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.613346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.613346][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.613346][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.613346][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.613346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.613346][ T10] [ 5074.615406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.615406][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.615406][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.615406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.615406][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5074.615406][ T10] ipv6_add_addr+0x411/0x2000 [ 5074.615406][ T10] inet6_addr_add+0x30e/0xa40 [ 5074.615406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.615406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.615406][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.615406][ T10] netlink_unicast+0x449/0x710 [ 5074.615406][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.615406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.615406][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.615406][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.615406][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.615406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.615406][ T10] [ 5074.617476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.617476][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.617476][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.617476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.617476][ T10] ip6_route_add+0x1c/0x140 [ 5074.617476][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5074.617476][ T10] addrconf_add_dev+0xe2/0x170 [ 5074.617476][ T10] inet6_addr_add+0x12f/0xa40 [ 5074.617476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.617476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.617476][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.617476][ T10] netlink_unicast+0x449/0x710 [ 5074.617476][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.617476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.617476][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.617476][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.617476][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.617476][ T10] [ 5074.619503][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.619503][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5074.619503][ T10] ipv6_find_idev+0x102/0x170 [ 5074.619503][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.619503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.619503][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.619503][ T10] netlink_unicast+0x449/0x710 [ 5074.619503][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.619503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.619503][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.619503][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.619503][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.619503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.619503][ T10] [ 5074.621136][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5074.621136][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5074.621136][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5074.621136][ T10] ipv6_find_idev+0x102/0x170 [ 5074.621136][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.621136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.621136][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.621136][ T10] netlink_unicast+0x449/0x710 [ 5074.621136][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.621136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.621136][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.621136][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.621136][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.621136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.621136][ T10] [ 5074.622931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5074.623218][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5074.623218][ T10] dst_init+0x84/0x4a0 [ 5074.623218][ T10] dst_alloc+0x97/0x150 [ 5074.623218][ T10] ip6_dst_alloc+0x23/0x90 [ 5074.623218][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5074.623218][ T10] ip6_pol_route+0x56f/0x840 [ 5074.623218][ T10] fib6_rule_lookup+0x456/0x630 [ 5074.623218][ T10] ip6_route_input+0x59c/0xa50 [ 5074.623218][ T10] ipv6_rcv+0x397/0x810 [ 5074.623218][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5074.623218][ T10] process_backlog+0x101/0x620 [ 5074.623218][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5074.623218][ T10] net_rx_action+0x495/0xbe0 [ 5074.623218][ T10] __do_softirq+0x1b5/0x7f6 [ 5074.623218][ T10] [ 5074.624909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.624909][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5074.624909][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5074.624909][ T10] fib6_nh_init+0xa22/0x1580 [ 5074.624909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.624909][ T10] ip6_route_add+0x1c/0x140 [ 5074.624909][ T10] inet6_rtm_newroute+0x104/0x110 [ 5074.624909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.624909][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.624909][ T10] netlink_unicast+0x449/0x710 [ 5074.624909][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.624909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.624909][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.624909][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.624909][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.624909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.624909][ T10] [ 5074.626842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.626842][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.626842][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.626842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.626842][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5074.626842][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5074.626842][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5074.626842][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5074.626842][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5074.626842][ T10] addrconf_dad_begin+0x310/0x670 [ 5074.626842][ T10] addrconf_dad_work+0x10b/0xab0 [ 5074.626842][ T10] process_one_work+0x84d/0x18a0 [ 5074.626842][ T10] worker_thread+0x587/0xd30 [ 5074.626842][ T10] kthread+0x28a/0x350 [ 5074.626842][ T10] ret_from_fork+0x31/0x70 [ 5074.626842][ T10] ret_from_fork_asm+0x1a/0x30 [ 5074.626842][ T10] [ 5074.628810][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.628810][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.628810][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.628810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.628810][ T10] ip6_route_add+0x1c/0x140 [ 5074.628810][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5074.628810][ T10] inet6_addr_add+0x4f8/0xa40 [ 5074.628810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.628810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.628810][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.628810][ T10] netlink_unicast+0x449/0x710 [ 5074.628810][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.628810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.628810][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.628810][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.628810][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.628810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.628810][ T10] [ 5074.630872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.630872][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.630872][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.630872][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.630872][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5074.630872][ T10] ipv6_add_addr+0x411/0x2000 [ 5074.630872][ T10] inet6_addr_add+0x30e/0xa40 [ 5074.630872][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.630872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.630872][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.630872][ T10] netlink_unicast+0x449/0x710 [ 5074.630872][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.630872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.630872][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.630872][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.630872][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.630872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.630872][ T10] [ 5074.632965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.632965][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.632965][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.632965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.632965][ T10] ip6_route_add+0x1c/0x140 [ 5074.632965][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5074.632965][ T10] addrconf_add_dev+0xe2/0x170 [ 5074.632965][ T10] inet6_addr_add+0x12f/0xa40 [ 5074.632965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.632965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.632965][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.632965][ T10] netlink_unicast+0x449/0x710 [ 5074.632965][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.632965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.632965][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.632965][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.632965][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.632965][ T10] [ 5074.635129][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.635129][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5074.635129][ T10] ipv6_find_idev+0x102/0x170 [ 5074.635129][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.635129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.635129][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.635129][ T10] netlink_unicast+0x449/0x710 [ 5074.635129][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.635129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.635129][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.635129][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.635129][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.635129][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.635129][ T10] [ 5074.636899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5074.636899][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5074.636899][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5074.636899][ T10] ipv6_find_idev+0x102/0x170 [ 5074.636899][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.636899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.636899][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.636899][ T10] netlink_unicast+0x449/0x710 [ 5074.636899][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.636899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.636899][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.636899][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.636899][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.636899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.636899][ T10] [ 5074.638947][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5074.639196][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5074.639196][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.639196][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.639196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.639196][ T10] ip6_route_add+0x1c/0x140 [ 5074.639196][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5074.639196][ T10] inet6_addr_add+0x4f8/0xa40 [ 5074.639196][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.639196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.639196][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.639196][ T10] netlink_unicast+0x449/0x710 [ 5074.639196][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.639196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.639196][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.639196][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.639196][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.639196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.639196][ T10] [ 5074.641491][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5074.641491][ T10] netdev_get_by_index+0x5e/0x80 [ 5074.641491][ T10] fib6_nh_init+0x3d8/0x1580 [ 5074.641491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5074.641491][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5074.641491][ T10] ipv6_add_addr+0x411/0x2000 [ 5074.641491][ T10] inet6_addr_add+0x30e/0xa40 [ 5074.641491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5074.641491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.641491][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.641491][ T10] netlink_unicast+0x449/0x710 [ 5074.641491][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.641491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.641491][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.641491][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.641491][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.641491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.641491][ T10] [ 5074.643793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5074.643793][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5074.643793][ T10] ipv6_find_idev+0x102/0x170 [ 5074.643793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.643793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.643793][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.643793][ T10] netlink_unicast+0x449/0x710 [ 5074.643793][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.643793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.643793][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.643793][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.643793][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.643793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.643793][ T10] [ 5074.645553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5074.645553][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5074.645553][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5074.645553][ T10] ipv6_find_idev+0x102/0x170 [ 5074.645553][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5074.645553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5074.645553][ T10] netlink_rcv_skb+0x130/0x360 [ 5074.645553][ T10] netlink_unicast+0x449/0x710 [ 5074.645553][ T10] netlink_sendmsg+0x723/0xbe0 [ 5074.645553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5074.645553][ T10] ___sys_sendmsg+0xee/0x170 [ 5074.645553][ T10] __sys_sendmsg+0xcd/0x170 [ 5074.645553][ T10] do_syscall_64+0xc6/0x1e0 [ 5074.645553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5074.645553][ T10] [ 5084.886963][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5084.887422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.887422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5084.887422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5084.887422][ T10] fib6_nh_init+0xa22/0x1580 [ 5084.887422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.887422][ T10] ip6_route_add+0x1c/0x140 [ 5084.887422][ T10] inet6_rtm_newroute+0x104/0x110 [ 5084.887422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.887422][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.887422][ T10] netlink_unicast+0x449/0x710 [ 5084.887422][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.887422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.887422][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.887422][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.887422][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.887422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.887422][ T10] [ 5084.889393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.889393][ T10] dst_init+0x84/0x4a0 [ 5084.889393][ T10] dst_alloc+0x97/0x150 [ 5084.889393][ T10] ip6_dst_alloc+0x23/0x90 [ 5084.889393][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5084.889393][ T10] ip6_pol_route+0x56f/0x840 [ 5084.889393][ T10] fib6_rule_lookup+0x456/0x630 [ 5084.889393][ T10] ip6_route_input+0x59c/0xa50 [ 5084.889393][ T10] ipv6_rcv+0x397/0x810 [ 5084.889393][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5084.889393][ T10] process_backlog+0x101/0x620 [ 5084.889393][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5084.889393][ T10] net_rx_action+0x495/0xbe0 [ 5084.889393][ T10] __do_softirq+0x1b5/0x7f6 [ 5084.889393][ T10] [ 5084.891099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.891099][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.891099][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.891099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.891099][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5084.891099][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5084.891099][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5084.891099][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5084.891099][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5084.891099][ T10] addrconf_dad_begin+0x310/0x670 [ 5084.891099][ T10] addrconf_dad_work+0x10b/0xab0 [ 5084.891099][ T10] process_one_work+0x84d/0x18a0 [ 5084.891099][ T10] worker_thread+0x587/0xd30 [ 5084.891099][ T10] kthread+0x28a/0x350 [ 5084.891099][ T10] ret_from_fork+0x31/0x70 [ 5084.891099][ T10] ret_from_fork_asm+0x1a/0x30 [ 5084.891099][ T10] [ 5084.893097][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.893097][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.893097][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.893097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.893097][ T10] ip6_route_add+0x1c/0x140 [ 5084.893097][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5084.893097][ T10] inet6_addr_add+0x4f8/0xa40 [ 5084.893097][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.893097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.893097][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.893097][ T10] netlink_unicast+0x449/0x710 [ 5084.893097][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.893097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.893097][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.893097][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.893097][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.893097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.893097][ T10] [ 5084.895164][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.895164][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.895164][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.895164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.895164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5084.895164][ T10] ipv6_add_addr+0x411/0x2000 [ 5084.895164][ T10] inet6_addr_add+0x30e/0xa40 [ 5084.895164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.895164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.895164][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.895164][ T10] netlink_unicast+0x449/0x710 [ 5084.895164][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.895164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.895164][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.895164][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.895164][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.895164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.895164][ T10] [ 5084.897224][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.897224][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.897224][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.897224][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.897224][ T10] ip6_route_add+0x1c/0x140 [ 5084.897224][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5084.897224][ T10] addrconf_add_dev+0xe2/0x170 [ 5084.897224][ T10] inet6_addr_add+0x12f/0xa40 [ 5084.897224][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.897224][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.897224][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.897224][ T10] netlink_unicast+0x449/0x710 [ 5084.897224][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.897224][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.897224][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.897224][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.897224][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.897224][ T10] [ 5084.899255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.899255][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5084.899255][ T10] ipv6_find_idev+0x102/0x170 [ 5084.899255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.899255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.899255][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.899255][ T10] netlink_unicast+0x449/0x710 [ 5084.899255][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.899255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.899255][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.899255][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.899255][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.899255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.899255][ T10] [ 5084.900851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5084.900851][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5084.900851][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5084.900851][ T10] ipv6_find_idev+0x102/0x170 [ 5084.900851][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.900851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.900851][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.900851][ T10] netlink_unicast+0x449/0x710 [ 5084.900851][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.900851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.900851][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.900851][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.900851][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.900851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.900851][ T10] [ 5084.902605][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5084.902905][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5084.902905][ T10] dst_init+0x84/0x4a0 [ 5084.902905][ T10] dst_alloc+0x97/0x150 [ 5084.902905][ T10] ip6_dst_alloc+0x23/0x90 [ 5084.902905][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5084.902905][ T10] ip6_pol_route+0x56f/0x840 [ 5084.902905][ T10] fib6_rule_lookup+0x456/0x630 [ 5084.902905][ T10] ip6_route_input+0x59c/0xa50 [ 5084.902905][ T10] ipv6_rcv+0x397/0x810 [ 5084.902905][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5084.902905][ T10] process_backlog+0x101/0x620 [ 5084.902905][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5084.902905][ T10] net_rx_action+0x495/0xbe0 [ 5084.902905][ T10] __do_softirq+0x1b5/0x7f6 [ 5084.902905][ T10] [ 5084.904586][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.904586][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5084.904586][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5084.904586][ T10] fib6_nh_init+0xa22/0x1580 [ 5084.904586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.904586][ T10] ip6_route_add+0x1c/0x140 [ 5084.904586][ T10] inet6_rtm_newroute+0x104/0x110 [ 5084.904586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.904586][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.904586][ T10] netlink_unicast+0x449/0x710 [ 5084.904586][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.904586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.904586][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.904586][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.904586][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.904586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.904586][ T10] [ 5084.906527][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.906527][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.906527][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.906527][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.906527][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5084.906527][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5084.906527][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5084.906527][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5084.906527][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5084.906527][ T10] addrconf_dad_begin+0x310/0x670 [ 5084.906527][ T10] addrconf_dad_work+0x10b/0xab0 [ 5084.906527][ T10] process_one_work+0x84d/0x18a0 [ 5084.906527][ T10] worker_thread+0x587/0xd30 [ 5084.906527][ T10] kthread+0x28a/0x350 [ 5084.906527][ T10] ret_from_fork+0x31/0x70 [ 5084.906527][ T10] ret_from_fork_asm+0x1a/0x30 [ 5084.906527][ T10] [ 5084.908487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.908487][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.908487][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.908487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.908487][ T10] ip6_route_add+0x1c/0x140 [ 5084.908487][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5084.908487][ T10] inet6_addr_add+0x4f8/0xa40 [ 5084.908487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.908487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.908487][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.908487][ T10] netlink_unicast+0x449/0x710 [ 5084.908487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.908487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.908487][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.908487][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.908487][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.908487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.908487][ T10] [ 5084.910567][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.910567][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.910567][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.910567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.910567][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5084.910567][ T10] ipv6_add_addr+0x411/0x2000 [ 5084.910567][ T10] inet6_addr_add+0x30e/0xa40 [ 5084.910567][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.910567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.910567][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.910567][ T10] netlink_unicast+0x449/0x710 [ 5084.910567][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.910567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.910567][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.910567][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.910567][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.910567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.910567][ T10] [ 5084.912656][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.912656][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.912656][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.912656][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.912656][ T10] ip6_route_add+0x1c/0x140 [ 5084.912656][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5084.912656][ T10] addrconf_add_dev+0xe2/0x170 [ 5084.912656][ T10] inet6_addr_add+0x12f/0xa40 [ 5084.912656][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.912656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.912656][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.912656][ T10] netlink_unicast+0x449/0x710 [ 5084.912656][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.912656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.912656][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.912656][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.912656][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.912656][ T10] [ 5084.914857][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.914857][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5084.914857][ T10] ipv6_find_idev+0x102/0x170 [ 5084.914857][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.914857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.914857][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.914857][ T10] netlink_unicast+0x449/0x710 [ 5084.914857][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.914857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.914857][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.914857][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.914857][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.914857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.914857][ T10] [ 5084.916629][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5084.916629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5084.916629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5084.916629][ T10] ipv6_find_idev+0x102/0x170 [ 5084.916629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.916629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.916629][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.916629][ T10] netlink_unicast+0x449/0x710 [ 5084.916629][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.916629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.916629][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.916629][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.916629][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.916629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.916629][ T10] [ 5084.918608][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5084.918852][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5084.918852][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.918852][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.918852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.918852][ T10] ip6_route_add+0x1c/0x140 [ 5084.918852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5084.918852][ T10] inet6_addr_add+0x4f8/0xa40 [ 5084.918852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.918852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.918852][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.918852][ T10] netlink_unicast+0x449/0x710 [ 5084.918852][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.918852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.918852][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.918852][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.918852][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.918852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.918852][ T10] [ 5084.921184][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5084.921184][ T10] netdev_get_by_index+0x5e/0x80 [ 5084.921184][ T10] fib6_nh_init+0x3d8/0x1580 [ 5084.921184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5084.921184][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5084.921184][ T10] ipv6_add_addr+0x411/0x2000 [ 5084.921184][ T10] inet6_addr_add+0x30e/0xa40 [ 5084.921184][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5084.921184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.921184][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.921184][ T10] netlink_unicast+0x449/0x710 [ 5084.921184][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.921184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.921184][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.921184][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.921184][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.921184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.921184][ T10] [ 5084.923504][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5084.923504][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5084.923504][ T10] ipv6_find_idev+0x102/0x170 [ 5084.923504][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.923504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.923504][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.923504][ T10] netlink_unicast+0x449/0x710 [ 5084.923504][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.923504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.923504][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.923504][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.923504][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.923504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.923504][ T10] [ 5084.925340][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5084.925340][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5084.925340][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5084.925340][ T10] ipv6_find_idev+0x102/0x170 [ 5084.925340][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5084.925340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5084.925340][ T10] netlink_rcv_skb+0x130/0x360 [ 5084.925340][ T10] netlink_unicast+0x449/0x710 [ 5084.925340][ T10] netlink_sendmsg+0x723/0xbe0 [ 5084.925340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5084.925340][ T10] ___sys_sendmsg+0xee/0x170 [ 5084.925340][ T10] __sys_sendmsg+0xcd/0x170 [ 5084.925340][ T10] do_syscall_64+0xc6/0x1e0 [ 5084.925340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5084.925340][ T10] [ 5095.150933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5095.151423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.151423][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5095.151423][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5095.151423][ T10] fib6_nh_init+0xa22/0x1580 [ 5095.151423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.151423][ T10] ip6_route_add+0x1c/0x140 [ 5095.151423][ T10] inet6_rtm_newroute+0x104/0x110 [ 5095.151423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.151423][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.151423][ T10] netlink_unicast+0x449/0x710 [ 5095.151423][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.151423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.151423][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.151423][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.151423][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.151423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.151423][ T10] [ 5095.153410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.153410][ T10] dst_init+0x84/0x4a0 [ 5095.153410][ T10] dst_alloc+0x97/0x150 [ 5095.153410][ T10] ip6_dst_alloc+0x23/0x90 [ 5095.153410][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5095.153410][ T10] ip6_pol_route+0x56f/0x840 [ 5095.153410][ T10] fib6_rule_lookup+0x456/0x630 [ 5095.153410][ T10] ip6_route_input+0x59c/0xa50 [ 5095.153410][ T10] ipv6_rcv+0x397/0x810 [ 5095.153410][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5095.153410][ T10] process_backlog+0x101/0x620 [ 5095.153410][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5095.153410][ T10] net_rx_action+0x495/0xbe0 [ 5095.153410][ T10] __do_softirq+0x1b5/0x7f6 [ 5095.153410][ T10] [ 5095.155113][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.155113][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.155113][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.155113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.155113][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5095.155113][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5095.155113][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5095.155113][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5095.155113][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5095.155113][ T10] addrconf_dad_begin+0x310/0x670 [ 5095.155113][ T10] addrconf_dad_work+0x10b/0xab0 [ 5095.155113][ T10] process_one_work+0x84d/0x18a0 [ 5095.155113][ T10] worker_thread+0x587/0xd30 [ 5095.155113][ T10] kthread+0x28a/0x350 [ 5095.155113][ T10] ret_from_fork+0x31/0x70 [ 5095.155113][ T10] ret_from_fork_asm+0x1a/0x30 [ 5095.155113][ T10] [ 5095.157116][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.157116][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.157116][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.157116][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.157116][ T10] ip6_route_add+0x1c/0x140 [ 5095.157116][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5095.157116][ T10] inet6_addr_add+0x4f8/0xa40 [ 5095.157116][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.157116][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.157116][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.157116][ T10] netlink_unicast+0x449/0x710 [ 5095.157116][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.157116][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.157116][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.157116][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.157116][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.157116][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.157116][ T10] [ 5095.159191][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.159191][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.159191][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.159191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.159191][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5095.159191][ T10] ipv6_add_addr+0x411/0x2000 [ 5095.159191][ T10] inet6_addr_add+0x30e/0xa40 [ 5095.159191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.159191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.159191][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.159191][ T10] netlink_unicast+0x449/0x710 [ 5095.159191][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.159191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.159191][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.159191][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.159191][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.159191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.159191][ T10] [ 5095.161259][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.161259][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.161259][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.161259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.161259][ T10] ip6_route_add+0x1c/0x140 [ 5095.161259][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5095.161259][ T10] addrconf_add_dev+0xe2/0x170 [ 5095.161259][ T10] inet6_addr_add+0x12f/0xa40 [ 5095.161259][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.161259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.161259][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.161259][ T10] netlink_unicast+0x449/0x710 [ 5095.161259][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.161259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.161259][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.161259][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.161259][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.161259][ T10] [ 5095.163295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.163295][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5095.163295][ T10] ipv6_find_idev+0x102/0x170 [ 5095.163295][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.163295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.163295][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.163295][ T10] netlink_unicast+0x449/0x710 [ 5095.163295][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.163295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.163295][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.163295][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.163295][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.163295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.163295][ T10] [ 5095.164887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5095.164887][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5095.164887][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5095.164887][ T10] ipv6_find_idev+0x102/0x170 [ 5095.164887][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.164887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.164887][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.164887][ T10] netlink_unicast+0x449/0x710 [ 5095.164887][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.164887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.164887][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.164887][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.164887][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.164887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.164887][ T10] [ 5095.166651][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5095.166946][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5095.166946][ T10] dst_init+0x84/0x4a0 [ 5095.166946][ T10] dst_alloc+0x97/0x150 [ 5095.166946][ T10] ip6_dst_alloc+0x23/0x90 [ 5095.166946][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5095.166946][ T10] ip6_pol_route+0x56f/0x840 [ 5095.166946][ T10] fib6_rule_lookup+0x456/0x630 [ 5095.166946][ T10] ip6_route_input+0x59c/0xa50 [ 5095.166946][ T10] ipv6_rcv+0x397/0x810 [ 5095.166946][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5095.166946][ T10] process_backlog+0x101/0x620 [ 5095.166946][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5095.166946][ T10] net_rx_action+0x495/0xbe0 [ 5095.166946][ T10] __do_softirq+0x1b5/0x7f6 [ 5095.166946][ T10] [ 5095.168642][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.168642][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5095.168642][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5095.168642][ T10] fib6_nh_init+0xa22/0x1580 [ 5095.168642][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.168642][ T10] ip6_route_add+0x1c/0x140 [ 5095.168642][ T10] inet6_rtm_newroute+0x104/0x110 [ 5095.168642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.168642][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.168642][ T10] netlink_unicast+0x449/0x710 [ 5095.168642][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.168642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.168642][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.168642][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.168642][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.168642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.168642][ T10] [ 5095.170580][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.170580][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.170580][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.170580][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.170580][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5095.170580][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5095.170580][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5095.170580][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5095.170580][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5095.170580][ T10] addrconf_dad_begin+0x310/0x670 [ 5095.170580][ T10] addrconf_dad_work+0x10b/0xab0 [ 5095.170580][ T10] process_one_work+0x84d/0x18a0 [ 5095.170580][ T10] worker_thread+0x587/0xd30 [ 5095.170580][ T10] kthread+0x28a/0x350 [ 5095.170580][ T10] ret_from_fork+0x31/0x70 [ 5095.170580][ T10] ret_from_fork_asm+0x1a/0x30 [ 5095.170580][ T10] [ 5095.172569][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.172569][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.172569][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.172569][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.172569][ T10] ip6_route_add+0x1c/0x140 [ 5095.172569][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5095.172569][ T10] inet6_addr_add+0x4f8/0xa40 [ 5095.172569][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.172569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.172569][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.172569][ T10] netlink_unicast+0x449/0x710 [ 5095.172569][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.172569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.172569][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.172569][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.172569][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.172569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.172569][ T10] [ 5095.174668][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.174668][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.174668][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.174668][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.174668][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5095.174668][ T10] ipv6_add_addr+0x411/0x2000 [ 5095.174668][ T10] inet6_addr_add+0x30e/0xa40 [ 5095.174668][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.174668][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.174668][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.174668][ T10] netlink_unicast+0x449/0x710 [ 5095.174668][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.174668][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.174668][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.174668][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.174668][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.174668][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.174668][ T10] [ 5095.176738][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.176738][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.176738][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.176738][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.176738][ T10] ip6_route_add+0x1c/0x140 [ 5095.176738][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5095.176738][ T10] addrconf_add_dev+0xe2/0x170 [ 5095.176738][ T10] inet6_addr_add+0x12f/0xa40 [ 5095.176738][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.176738][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.176738][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.176738][ T10] netlink_unicast+0x449/0x710 [ 5095.176738][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.176738][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.176738][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.176738][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.176738][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.176738][ T10] [ 5095.178961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.178961][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5095.178961][ T10] ipv6_find_idev+0x102/0x170 [ 5095.178961][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.178961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.178961][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.178961][ T10] netlink_unicast+0x449/0x710 [ 5095.178961][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.178961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.178961][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.178961][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.178961][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.178961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.178961][ T10] [ 5095.180809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5095.180809][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5095.180809][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5095.180809][ T10] ipv6_find_idev+0x102/0x170 [ 5095.180809][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.180809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.180809][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.180809][ T10] netlink_unicast+0x449/0x710 [ 5095.180809][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.180809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.180809][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.180809][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.180809][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.180809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.180809][ T10] [ 5095.182947][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5095.183209][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5095.183209][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.183209][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.183209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.183209][ T10] ip6_route_add+0x1c/0x140 [ 5095.183209][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5095.183209][ T10] inet6_addr_add+0x4f8/0xa40 [ 5095.183209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.183209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.183209][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.183209][ T10] netlink_unicast+0x449/0x710 [ 5095.183209][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.183209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.183209][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.183209][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.183209][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.183209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.183209][ T10] [ 5095.185575][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5095.185575][ T10] netdev_get_by_index+0x5e/0x80 [ 5095.185575][ T10] fib6_nh_init+0x3d8/0x1580 [ 5095.185575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5095.185575][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5095.185575][ T10] ipv6_add_addr+0x411/0x2000 [ 5095.185575][ T10] inet6_addr_add+0x30e/0xa40 [ 5095.185575][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5095.185575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.185575][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.185575][ T10] netlink_unicast+0x449/0x710 [ 5095.185575][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.185575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.185575][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.185575][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.185575][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.185575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.185575][ T10] [ 5095.187914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5095.187914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5095.187914][ T10] ipv6_find_idev+0x102/0x170 [ 5095.187914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.187914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.187914][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.187914][ T10] netlink_unicast+0x449/0x710 [ 5095.187914][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.187914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.187914][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.187914][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.187914][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.187914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.187914][ T10] [ 5095.189712][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5095.189712][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5095.189712][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5095.189712][ T10] ipv6_find_idev+0x102/0x170 [ 5095.189712][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5095.189712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5095.189712][ T10] netlink_rcv_skb+0x130/0x360 [ 5095.189712][ T10] netlink_unicast+0x449/0x710 [ 5095.189712][ T10] netlink_sendmsg+0x723/0xbe0 [ 5095.189712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5095.189712][ T10] ___sys_sendmsg+0xee/0x170 [ 5095.189712][ T10] __sys_sendmsg+0xcd/0x170 [ 5095.189712][ T10] do_syscall_64+0xc6/0x1e0 [ 5095.189712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5095.189712][ T10] [ 5105.246991][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5105.247482][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.247482][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5105.247482][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5105.247482][ T10] fib6_nh_init+0xa22/0x1580 [ 5105.247482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.247482][ T10] ip6_route_add+0x1c/0x140 [ 5105.247482][ T10] inet6_rtm_newroute+0x104/0x110 [ 5105.247482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.247482][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.247482][ T10] netlink_unicast+0x449/0x710 [ 5105.247482][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.247482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.247482][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.247482][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.247482][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.247482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.247482][ T10] [ 5105.249474][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.249474][ T10] dst_init+0x84/0x4a0 [ 5105.249474][ T10] dst_alloc+0x97/0x150 [ 5105.249474][ T10] ip6_dst_alloc+0x23/0x90 [ 5105.249474][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5105.249474][ T10] ip6_pol_route+0x56f/0x840 [ 5105.249474][ T10] fib6_rule_lookup+0x456/0x630 [ 5105.249474][ T10] ip6_route_input+0x59c/0xa50 [ 5105.249474][ T10] ipv6_rcv+0x397/0x810 [ 5105.249474][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5105.249474][ T10] process_backlog+0x101/0x620 [ 5105.249474][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5105.249474][ T10] net_rx_action+0x495/0xbe0 [ 5105.249474][ T10] __do_softirq+0x1b5/0x7f6 [ 5105.249474][ T10] [ 5105.251207][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.251207][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.251207][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.251207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.251207][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5105.251207][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5105.251207][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5105.251207][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5105.251207][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5105.251207][ T10] addrconf_dad_begin+0x310/0x670 [ 5105.251207][ T10] addrconf_dad_work+0x10b/0xab0 [ 5105.251207][ T10] process_one_work+0x84d/0x18a0 [ 5105.251207][ T10] worker_thread+0x587/0xd30 [ 5105.251207][ T10] kthread+0x28a/0x350 [ 5105.251207][ T10] ret_from_fork+0x31/0x70 [ 5105.251207][ T10] ret_from_fork_asm+0x1a/0x30 [ 5105.251207][ T10] [ 5105.253230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.253230][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.253230][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.253230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.253230][ T10] ip6_route_add+0x1c/0x140 [ 5105.253230][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5105.253230][ T10] inet6_addr_add+0x4f8/0xa40 [ 5105.253230][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.253230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.253230][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.253230][ T10] netlink_unicast+0x449/0x710 [ 5105.253230][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.253230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.253230][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.253230][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.253230][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.253230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.253230][ T10] [ 5105.255338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.255338][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.255338][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.255338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.255338][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5105.255338][ T10] ipv6_add_addr+0x411/0x2000 [ 5105.255338][ T10] inet6_addr_add+0x30e/0xa40 [ 5105.255338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.255338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.255338][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.255338][ T10] netlink_unicast+0x449/0x710 [ 5105.255338][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.255338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.255338][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.255338][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.255338][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.255338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.255338][ T10] [ 5105.257427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.257427][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.257427][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.257427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.257427][ T10] ip6_route_add+0x1c/0x140 [ 5105.257427][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5105.257427][ T10] addrconf_add_dev+0xe2/0x170 [ 5105.257427][ T10] inet6_addr_add+0x12f/0xa40 [ 5105.257427][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.257427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.257427][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.257427][ T10] netlink_unicast+0x449/0x710 [ 5105.257427][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.257427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.257427][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.257427][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.257427][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.257427][ T10] [ 5105.259491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.259491][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5105.259491][ T10] ipv6_find_idev+0x102/0x170 [ 5105.259491][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.259491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.259491][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.259491][ T10] netlink_unicast+0x449/0x710 [ 5105.259491][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.259491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.259491][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.259491][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.259491][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.259491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.259491][ T10] [ 5105.261152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5105.261152][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5105.261152][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5105.261152][ T10] ipv6_find_idev+0x102/0x170 [ 5105.261152][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.261152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.261152][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.261152][ T10] netlink_unicast+0x449/0x710 [ 5105.261152][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.261152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.261152][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.261152][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.261152][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.261152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.261152][ T10] [ 5105.262946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5105.263247][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5105.263247][ T10] dst_init+0x84/0x4a0 [ 5105.263247][ T10] dst_alloc+0x97/0x150 [ 5105.263247][ T10] ip6_dst_alloc+0x23/0x90 [ 5105.263247][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5105.263247][ T10] ip6_pol_route+0x56f/0x840 [ 5105.263247][ T10] fib6_rule_lookup+0x456/0x630 [ 5105.263247][ T10] ip6_route_input+0x59c/0xa50 [ 5105.263247][ T10] ipv6_rcv+0x397/0x810 [ 5105.263247][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5105.263247][ T10] process_backlog+0x101/0x620 [ 5105.263247][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5105.263247][ T10] net_rx_action+0x495/0xbe0 [ 5105.263247][ T10] __do_softirq+0x1b5/0x7f6 [ 5105.263247][ T10] [ 5105.265044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.265044][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5105.265044][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5105.265044][ T10] fib6_nh_init+0xa22/0x1580 [ 5105.265044][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.265044][ T10] ip6_route_add+0x1c/0x140 [ 5105.265044][ T10] inet6_rtm_newroute+0x104/0x110 [ 5105.265044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.265044][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.265044][ T10] netlink_unicast+0x449/0x710 [ 5105.265044][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.265044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.265044][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.265044][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.265044][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.265044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.265044][ T10] [ 5105.267008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.267008][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.267008][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.267008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.267008][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5105.267008][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5105.267008][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5105.267008][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5105.267008][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5105.267008][ T10] addrconf_dad_begin+0x310/0x670 [ 5105.267008][ T10] addrconf_dad_work+0x10b/0xab0 [ 5105.267008][ T10] process_one_work+0x84d/0x18a0 [ 5105.267008][ T10] worker_thread+0x587/0xd30 [ 5105.267008][ T10] kthread+0x28a/0x350 [ 5105.267008][ T10] ret_from_fork+0x31/0x70 [ 5105.267008][ T10] ret_from_fork_asm+0x1a/0x30 [ 5105.267008][ T10] [ 5105.268986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.268986][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.268986][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.268986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.268986][ T10] ip6_route_add+0x1c/0x140 [ 5105.268986][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5105.268986][ T10] inet6_addr_add+0x4f8/0xa40 [ 5105.268986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.268986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.268986][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.268986][ T10] netlink_unicast+0x449/0x710 [ 5105.268986][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.268986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.268986][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.268986][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.268986][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.268986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.268986][ T10] [ 5105.271043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.271043][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.271043][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.271043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.271043][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5105.271043][ T10] ipv6_add_addr+0x411/0x2000 [ 5105.271043][ T10] inet6_addr_add+0x30e/0xa40 [ 5105.271043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.271043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.271043][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.271043][ T10] netlink_unicast+0x449/0x710 [ 5105.271043][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.271043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.271043][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.271043][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.271043][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.271043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.271043][ T10] [ 5105.273107][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.273107][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.273107][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.273107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.273107][ T10] ip6_route_add+0x1c/0x140 [ 5105.273107][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5105.273107][ T10] addrconf_add_dev+0xe2/0x170 [ 5105.273107][ T10] inet6_addr_add+0x12f/0xa40 [ 5105.273107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.273107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.273107][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.273107][ T10] netlink_unicast+0x449/0x710 [ 5105.273107][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.273107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.273107][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.273107][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.273107][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.273107][ T10] [ 5105.275408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.275408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5105.275408][ T10] ipv6_find_idev+0x102/0x170 [ 5105.275408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.275408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.275408][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.275408][ T10] netlink_unicast+0x449/0x710 [ 5105.275408][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.275408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.275408][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.275408][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.275408][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.275408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.275408][ T10] [ 5105.277171][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5105.277171][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5105.277171][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5105.277171][ T10] ipv6_find_idev+0x102/0x170 [ 5105.277171][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.277171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.277171][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.277171][ T10] netlink_unicast+0x449/0x710 [ 5105.277171][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.277171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.277171][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.277171][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.277171][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.277171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.277171][ T10] [ 5105.279147][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5105.279397][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5105.279397][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.279397][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.279397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.279397][ T10] ip6_route_add+0x1c/0x140 [ 5105.279397][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5105.279397][ T10] inet6_addr_add+0x4f8/0xa40 [ 5105.279397][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.279397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.279397][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.279397][ T10] netlink_unicast+0x449/0x710 [ 5105.279397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.279397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.279397][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.279397][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.279397][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.279397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.279397][ T10] [ 5105.281706][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5105.281706][ T10] netdev_get_by_index+0x5e/0x80 [ 5105.281706][ T10] fib6_nh_init+0x3d8/0x1580 [ 5105.281706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5105.281706][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5105.281706][ T10] ipv6_add_addr+0x411/0x2000 [ 5105.281706][ T10] inet6_addr_add+0x30e/0xa40 [ 5105.281706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5105.281706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.281706][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.281706][ T10] netlink_unicast+0x449/0x710 [ 5105.281706][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.281706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.281706][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.281706][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.281706][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.281706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.281706][ T10] [ 5105.283988][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5105.283988][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5105.283988][ T10] ipv6_find_idev+0x102/0x170 [ 5105.283988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.283988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.283988][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.283988][ T10] netlink_unicast+0x449/0x710 [ 5105.283988][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.283988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.283988][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.283988][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.283988][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.283988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.283988][ T10] [ 5105.285888][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5105.285888][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5105.285888][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5105.285888][ T10] ipv6_find_idev+0x102/0x170 [ 5105.285888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5105.285888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5105.285888][ T10] netlink_rcv_skb+0x130/0x360 [ 5105.285888][ T10] netlink_unicast+0x449/0x710 [ 5105.285888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5105.285888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5105.285888][ T10] ___sys_sendmsg+0xee/0x170 [ 5105.285888][ T10] __sys_sendmsg+0xcd/0x170 [ 5105.285888][ T10] do_syscall_64+0xc6/0x1e0 [ 5105.285888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5105.285888][ T10] [ 5115.534978][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5115.535442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.535442][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5115.535442][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5115.535442][ T10] fib6_nh_init+0xa22/0x1580 [ 5115.535442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.535442][ T10] ip6_route_add+0x1c/0x140 [ 5115.535442][ T10] inet6_rtm_newroute+0x104/0x110 [ 5115.535442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.535442][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.535442][ T10] netlink_unicast+0x449/0x710 [ 5115.535442][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.535442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.535442][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.535442][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.535442][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.535442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.535442][ T10] [ 5115.537351][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.537351][ T10] dst_init+0x84/0x4a0 [ 5115.537351][ T10] dst_alloc+0x97/0x150 [ 5115.537351][ T10] ip6_dst_alloc+0x23/0x90 [ 5115.537351][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5115.537351][ T10] ip6_pol_route+0x56f/0x840 [ 5115.537351][ T10] fib6_rule_lookup+0x456/0x630 [ 5115.537351][ T10] ip6_route_input+0x59c/0xa50 [ 5115.537351][ T10] ipv6_rcv+0x397/0x810 [ 5115.537351][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5115.537351][ T10] process_backlog+0x101/0x620 [ 5115.537351][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5115.537351][ T10] net_rx_action+0x495/0xbe0 [ 5115.537351][ T10] __do_softirq+0x1b5/0x7f6 [ 5115.537351][ T10] [ 5115.539007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.539007][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.539007][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.539007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.539007][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5115.539007][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5115.539007][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5115.539007][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5115.539007][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5115.539007][ T10] addrconf_dad_begin+0x310/0x670 [ 5115.539007][ T10] addrconf_dad_work+0x10b/0xab0 [ 5115.539007][ T10] process_one_work+0x84d/0x18a0 [ 5115.539007][ T10] worker_thread+0x587/0xd30 [ 5115.539007][ T10] kthread+0x28a/0x350 [ 5115.539007][ T10] ret_from_fork+0x31/0x70 [ 5115.539007][ T10] ret_from_fork_asm+0x1a/0x30 [ 5115.539007][ T10] [ 5115.540928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.540928][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.540928][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.540928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.540928][ T10] ip6_route_add+0x1c/0x140 [ 5115.540928][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5115.540928][ T10] inet6_addr_add+0x4f8/0xa40 [ 5115.540928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.540928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.540928][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.540928][ T10] netlink_unicast+0x449/0x710 [ 5115.540928][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.540928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.540928][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.540928][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.540928][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.540928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.540928][ T10] [ 5115.542951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.542951][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.542951][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.542951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.542951][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5115.542951][ T10] ipv6_add_addr+0x411/0x2000 [ 5115.542951][ T10] inet6_addr_add+0x30e/0xa40 [ 5115.542951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.542951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.542951][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.542951][ T10] netlink_unicast+0x449/0x710 [ 5115.542951][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.542951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.542951][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.542951][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.542951][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.542951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.542951][ T10] [ 5115.545121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.545121][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.545121][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.545121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.545121][ T10] ip6_route_add+0x1c/0x140 [ 5115.545121][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5115.545121][ T10] addrconf_add_dev+0xe2/0x170 [ 5115.545121][ T10] inet6_addr_add+0x12f/0xa40 [ 5115.545121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.545121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.545121][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.545121][ T10] netlink_unicast+0x449/0x710 [ 5115.545121][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.545121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.545121][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.545121][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.545121][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.545121][ T10] [ 5115.547148][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.547148][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5115.547148][ T10] ipv6_find_idev+0x102/0x170 [ 5115.547148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.547148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.547148][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.547148][ T10] netlink_unicast+0x449/0x710 [ 5115.547148][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.547148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.547148][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.547148][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.547148][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.547148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.547148][ T10] [ 5115.548730][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5115.548730][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5115.548730][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5115.548730][ T10] ipv6_find_idev+0x102/0x170 [ 5115.548730][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.548730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.548730][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.548730][ T10] netlink_unicast+0x449/0x710 [ 5115.548730][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.548730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.548730][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.548730][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.548730][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.548730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.548730][ T10] [ 5115.550472][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5115.550758][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5115.550758][ T10] dst_init+0x84/0x4a0 [ 5115.550758][ T10] dst_alloc+0x97/0x150 [ 5115.550758][ T10] ip6_dst_alloc+0x23/0x90 [ 5115.550758][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5115.550758][ T10] ip6_pol_route+0x56f/0x840 [ 5115.550758][ T10] fib6_rule_lookup+0x456/0x630 [ 5115.550758][ T10] ip6_route_input+0x59c/0xa50 [ 5115.550758][ T10] ipv6_rcv+0x397/0x810 [ 5115.550758][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5115.550758][ T10] process_backlog+0x101/0x620 [ 5115.550758][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5115.550758][ T10] net_rx_action+0x495/0xbe0 [ 5115.550758][ T10] __do_softirq+0x1b5/0x7f6 [ 5115.550758][ T10] [ 5115.552451][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.552451][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5115.552451][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5115.552451][ T10] fib6_nh_init+0xa22/0x1580 [ 5115.552451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.552451][ T10] ip6_route_add+0x1c/0x140 [ 5115.552451][ T10] inet6_rtm_newroute+0x104/0x110 [ 5115.552451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.552451][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.552451][ T10] netlink_unicast+0x449/0x710 [ 5115.552451][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.552451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.552451][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.552451][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.552451][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.552451][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.552451][ T10] [ 5115.554384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.554384][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.554384][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.554384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.554384][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5115.554384][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5115.554384][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5115.554384][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5115.554384][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5115.554384][ T10] addrconf_dad_begin+0x310/0x670 [ 5115.554384][ T10] addrconf_dad_work+0x10b/0xab0 [ 5115.554384][ T10] process_one_work+0x84d/0x18a0 [ 5115.554384][ T10] worker_thread+0x587/0xd30 [ 5115.554384][ T10] kthread+0x28a/0x350 [ 5115.554384][ T10] ret_from_fork+0x31/0x70 [ 5115.554384][ T10] ret_from_fork_asm+0x1a/0x30 [ 5115.554384][ T10] [ 5115.556338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.556338][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.556338][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.556338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.556338][ T10] ip6_route_add+0x1c/0x140 [ 5115.556338][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5115.556338][ T10] inet6_addr_add+0x4f8/0xa40 [ 5115.556338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.556338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.556338][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.556338][ T10] netlink_unicast+0x449/0x710 [ 5115.556338][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.556338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.556338][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.556338][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.556338][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.556338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.556338][ T10] [ 5115.558391][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.558391][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.558391][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.558391][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.558391][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5115.558391][ T10] ipv6_add_addr+0x411/0x2000 [ 5115.558391][ T10] inet6_addr_add+0x30e/0xa40 [ 5115.558391][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.558391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.558391][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.558391][ T10] netlink_unicast+0x449/0x710 [ 5115.558391][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.558391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.558391][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.558391][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.558391][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.558391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.558391][ T10] [ 5115.560451][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.560451][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.560451][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.560451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.560451][ T10] ip6_route_add+0x1c/0x140 [ 5115.560451][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5115.560451][ T10] addrconf_add_dev+0xe2/0x170 [ 5115.560451][ T10] inet6_addr_add+0x12f/0xa40 [ 5115.560451][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.560451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.560451][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.560451][ T10] netlink_unicast+0x449/0x710 [ 5115.560451][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.560451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.560451][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.560451][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.560451][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.560451][ T10] [ 5115.564126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.564126][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5115.564126][ T10] ipv6_find_idev+0x102/0x170 [ 5115.564126][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.564126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.564126][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.564126][ T10] netlink_unicast+0x449/0x710 [ 5115.564126][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.564126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.564126][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.564126][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.564126][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.564126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.564126][ T10] [ 5115.566842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5115.566842][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5115.566842][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5115.566842][ T10] ipv6_find_idev+0x102/0x170 [ 5115.566842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.566842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.566842][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.566842][ T10] netlink_unicast+0x449/0x710 [ 5115.566842][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.566842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.566842][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.566842][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.566842][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.566842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.566842][ T10] [ 5115.570299][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5115.570657][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5115.570657][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.570657][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.570657][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.570657][ T10] ip6_route_add+0x1c/0x140 [ 5115.570657][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5115.570657][ T10] inet6_addr_add+0x4f8/0xa40 [ 5115.570657][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.570657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.570657][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.570657][ T10] netlink_unicast+0x449/0x710 [ 5115.570657][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.570657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.570657][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.570657][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.570657][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.570657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.570657][ T10] [ 5115.574323][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5115.574323][ T10] netdev_get_by_index+0x5e/0x80 [ 5115.574323][ T10] fib6_nh_init+0x3d8/0x1580 [ 5115.574323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5115.574323][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5115.574323][ T10] ipv6_add_addr+0x411/0x2000 [ 5115.574323][ T10] inet6_addr_add+0x30e/0xa40 [ 5115.574323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5115.574323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.574323][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.574323][ T10] netlink_unicast+0x449/0x710 [ 5115.574323][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.574323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.574323][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.574323][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.574323][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.574323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.574323][ T10] [ 5115.577955][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5115.577955][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5115.577955][ T10] ipv6_find_idev+0x102/0x170 [ 5115.577955][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.577955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.577955][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.577955][ T10] netlink_unicast+0x449/0x710 [ 5115.577955][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.577955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.577955][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.577955][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.577955][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.577955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.577955][ T10] [ 5115.580814][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5115.580814][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5115.580814][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5115.580814][ T10] ipv6_find_idev+0x102/0x170 [ 5115.580814][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5115.580814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5115.580814][ T10] netlink_rcv_skb+0x130/0x360 [ 5115.580814][ T10] netlink_unicast+0x449/0x710 [ 5115.580814][ T10] netlink_sendmsg+0x723/0xbe0 [ 5115.580814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5115.580814][ T10] ___sys_sendmsg+0xee/0x170 [ 5115.580814][ T10] __sys_sendmsg+0xcd/0x170 [ 5115.580814][ T10] do_syscall_64+0xc6/0x1e0 [ 5115.580814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5115.580814][ T10] [ 5125.838975][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5125.839449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.839449][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5125.839449][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5125.839449][ T10] fib6_nh_init+0xa22/0x1580 [ 5125.839449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.839449][ T10] ip6_route_add+0x1c/0x140 [ 5125.839449][ T10] inet6_rtm_newroute+0x104/0x110 [ 5125.839449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.839449][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.839449][ T10] netlink_unicast+0x449/0x710 [ 5125.839449][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.839449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.839449][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.839449][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.839449][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.839449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.839449][ T10] [ 5125.841452][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.841452][ T10] dst_init+0x84/0x4a0 [ 5125.841452][ T10] dst_alloc+0x97/0x150 [ 5125.841452][ T10] ip6_dst_alloc+0x23/0x90 [ 5125.841452][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5125.841452][ T10] ip6_pol_route+0x56f/0x840 [ 5125.841452][ T10] fib6_rule_lookup+0x456/0x630 [ 5125.841452][ T10] ip6_route_input+0x59c/0xa50 [ 5125.841452][ T10] ipv6_rcv+0x397/0x810 [ 5125.841452][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5125.841452][ T10] process_backlog+0x101/0x620 [ 5125.841452][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5125.841452][ T10] net_rx_action+0x495/0xbe0 [ 5125.841452][ T10] __do_softirq+0x1b5/0x7f6 [ 5125.841452][ T10] [ 5125.843169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.843169][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.843169][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.843169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.843169][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5125.843169][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5125.843169][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5125.843169][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5125.843169][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5125.843169][ T10] addrconf_dad_begin+0x310/0x670 [ 5125.843169][ T10] addrconf_dad_work+0x10b/0xab0 [ 5125.843169][ T10] process_one_work+0x84d/0x18a0 [ 5125.843169][ T10] worker_thread+0x587/0xd30 [ 5125.843169][ T10] kthread+0x28a/0x350 [ 5125.843169][ T10] ret_from_fork+0x31/0x70 [ 5125.843169][ T10] ret_from_fork_asm+0x1a/0x30 [ 5125.843169][ T10] [ 5125.845146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.845146][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.845146][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.845146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.845146][ T10] ip6_route_add+0x1c/0x140 [ 5125.845146][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5125.845146][ T10] inet6_addr_add+0x4f8/0xa40 [ 5125.845146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.845146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.845146][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.845146][ T10] netlink_unicast+0x449/0x710 [ 5125.845146][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.845146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.845146][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.845146][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.845146][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.845146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.845146][ T10] [ 5125.847233][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.847233][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.847233][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.847233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.847233][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5125.847233][ T10] ipv6_add_addr+0x411/0x2000 [ 5125.847233][ T10] inet6_addr_add+0x30e/0xa40 [ 5125.847233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.847233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.847233][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.847233][ T10] netlink_unicast+0x449/0x710 [ 5125.847233][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.847233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.847233][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.847233][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.847233][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.847233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.847233][ T10] [ 5125.849300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.849300][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.849300][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.849300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.849300][ T10] ip6_route_add+0x1c/0x140 [ 5125.849300][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5125.849300][ T10] addrconf_add_dev+0xe2/0x170 [ 5125.849300][ T10] inet6_addr_add+0x12f/0xa40 [ 5125.849300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.849300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.849300][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.849300][ T10] netlink_unicast+0x449/0x710 [ 5125.849300][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.849300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.849300][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.849300][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.849300][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.849300][ T10] [ 5125.851320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.851320][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5125.851320][ T10] ipv6_find_idev+0x102/0x170 [ 5125.851320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.851320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.851320][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.851320][ T10] netlink_unicast+0x449/0x710 [ 5125.851320][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.851320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.851320][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.851320][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.851320][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.851320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.851320][ T10] [ 5125.852942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5125.852942][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5125.852942][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5125.852942][ T10] ipv6_find_idev+0x102/0x170 [ 5125.852942][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.852942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.852942][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.852942][ T10] netlink_unicast+0x449/0x710 [ 5125.852942][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.852942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.852942][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.852942][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.852942][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.852942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.852942][ T10] [ 5125.854789][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5125.855107][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5125.855107][ T10] dst_init+0x84/0x4a0 [ 5125.855107][ T10] dst_alloc+0x97/0x150 [ 5125.855107][ T10] ip6_dst_alloc+0x23/0x90 [ 5125.855107][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5125.855107][ T10] ip6_pol_route+0x56f/0x840 [ 5125.855107][ T10] fib6_rule_lookup+0x456/0x630 [ 5125.855107][ T10] ip6_route_input+0x59c/0xa50 [ 5125.855107][ T10] ipv6_rcv+0x397/0x810 [ 5125.855107][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5125.855107][ T10] process_backlog+0x101/0x620 [ 5125.855107][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5125.855107][ T10] net_rx_action+0x495/0xbe0 [ 5125.855107][ T10] __do_softirq+0x1b5/0x7f6 [ 5125.855107][ T10] [ 5125.856783][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.856783][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5125.856783][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5125.856783][ T10] fib6_nh_init+0xa22/0x1580 [ 5125.856783][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.856783][ T10] ip6_route_add+0x1c/0x140 [ 5125.856783][ T10] inet6_rtm_newroute+0x104/0x110 [ 5125.856783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.856783][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.856783][ T10] netlink_unicast+0x449/0x710 [ 5125.856783][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.856783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.856783][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.856783][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.856783][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.856783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.856783][ T10] [ 5125.858755][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.858755][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.858755][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.858755][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.858755][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5125.858755][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5125.858755][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5125.858755][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5125.858755][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5125.858755][ T10] addrconf_dad_begin+0x310/0x670 [ 5125.858755][ T10] addrconf_dad_work+0x10b/0xab0 [ 5125.858755][ T10] process_one_work+0x84d/0x18a0 [ 5125.858755][ T10] worker_thread+0x587/0xd30 [ 5125.858755][ T10] kthread+0x28a/0x350 [ 5125.858755][ T10] ret_from_fork+0x31/0x70 [ 5125.858755][ T10] ret_from_fork_asm+0x1a/0x30 [ 5125.858755][ T10] [ 5125.860765][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.860765][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.860765][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.860765][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.860765][ T10] ip6_route_add+0x1c/0x140 [ 5125.860765][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5125.860765][ T10] inet6_addr_add+0x4f8/0xa40 [ 5125.860765][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.860765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.860765][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.860765][ T10] netlink_unicast+0x449/0x710 [ 5125.860765][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.860765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.860765][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.860765][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.860765][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.860765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.860765][ T10] [ 5125.862867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.862867][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.862867][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.862867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.862867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5125.862867][ T10] ipv6_add_addr+0x411/0x2000 [ 5125.862867][ T10] inet6_addr_add+0x30e/0xa40 [ 5125.862867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.862867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.862867][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.862867][ T10] netlink_unicast+0x449/0x710 [ 5125.862867][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.862867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.862867][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.862867][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.862867][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.862867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.862867][ T10] [ 5125.864963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.864963][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.864963][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.864963][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.864963][ T10] ip6_route_add+0x1c/0x140 [ 5125.864963][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5125.864963][ T10] addrconf_add_dev+0xe2/0x170 [ 5125.864963][ T10] inet6_addr_add+0x12f/0xa40 [ 5125.864963][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.864963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.864963][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.864963][ T10] netlink_unicast+0x449/0x710 [ 5125.864963][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.864963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.864963][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.864963][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.864963][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.864963][ T10] [ 5125.867147][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.867147][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5125.867147][ T10] ipv6_find_idev+0x102/0x170 [ 5125.867147][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.867147][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.867147][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.867147][ T10] netlink_unicast+0x449/0x710 [ 5125.867147][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.867147][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.867147][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.867147][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.867147][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.867147][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.867147][ T10] [ 5125.869016][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5125.869016][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5125.869016][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5125.869016][ T10] ipv6_find_idev+0x102/0x170 [ 5125.869016][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.869016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.869016][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.869016][ T10] netlink_unicast+0x449/0x710 [ 5125.869016][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.869016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.869016][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.869016][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.869016][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.869016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.869016][ T10] [ 5125.871087][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5125.871485][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5125.871485][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.871485][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.871485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.871485][ T10] ip6_route_add+0x1c/0x140 [ 5125.871485][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5125.871485][ T10] inet6_addr_add+0x4f8/0xa40 [ 5125.871485][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.871485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.871485][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.871485][ T10] netlink_unicast+0x449/0x710 [ 5125.871485][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.871485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.871485][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.871485][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.871485][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.871485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.871485][ T10] [ 5125.874969][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5125.874969][ T10] netdev_get_by_index+0x5e/0x80 [ 5125.874969][ T10] fib6_nh_init+0x3d8/0x1580 [ 5125.874969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5125.874969][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5125.874969][ T10] ipv6_add_addr+0x411/0x2000 [ 5125.874969][ T10] inet6_addr_add+0x30e/0xa40 [ 5125.874969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5125.874969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.874969][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.874969][ T10] netlink_unicast+0x449/0x710 [ 5125.874969][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.874969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.874969][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.874969][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.874969][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.874969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.874969][ T10] [ 5125.878333][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5125.878333][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5125.878333][ T10] ipv6_find_idev+0x102/0x170 [ 5125.878333][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.878333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.878333][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.878333][ T10] netlink_unicast+0x449/0x710 [ 5125.878333][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.878333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.878333][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.878333][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.878333][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.878333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.878333][ T10] [ 5125.881065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5125.881065][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5125.881065][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5125.881065][ T10] ipv6_find_idev+0x102/0x170 [ 5125.881065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5125.881065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5125.881065][ T10] netlink_rcv_skb+0x130/0x360 [ 5125.881065][ T10] netlink_unicast+0x449/0x710 [ 5125.881065][ T10] netlink_sendmsg+0x723/0xbe0 [ 5125.881065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5125.881065][ T10] ___sys_sendmsg+0xee/0x170 [ 5125.881065][ T10] __sys_sendmsg+0xcd/0x170 [ 5125.881065][ T10] do_syscall_64+0xc6/0x1e0 [ 5125.881065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5125.881065][ T10] [ 5136.134966][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5136.135465][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.135465][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5136.135465][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5136.135465][ T10] fib6_nh_init+0xa22/0x1580 [ 5136.135465][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.135465][ T10] ip6_route_add+0x1c/0x140 [ 5136.135465][ T10] inet6_rtm_newroute+0x104/0x110 [ 5136.135465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.135465][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.135465][ T10] netlink_unicast+0x449/0x710 [ 5136.135465][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.135465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.135465][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.135465][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.135465][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.135465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.135465][ T10] [ 5136.137458][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.137458][ T10] dst_init+0x84/0x4a0 [ 5136.137458][ T10] dst_alloc+0x97/0x150 [ 5136.137458][ T10] ip6_dst_alloc+0x23/0x90 [ 5136.137458][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5136.137458][ T10] ip6_pol_route+0x56f/0x840 [ 5136.137458][ T10] fib6_rule_lookup+0x456/0x630 [ 5136.137458][ T10] ip6_route_input+0x59c/0xa50 [ 5136.137458][ T10] ipv6_rcv+0x397/0x810 [ 5136.137458][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5136.137458][ T10] process_backlog+0x101/0x620 [ 5136.137458][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5136.137458][ T10] net_rx_action+0x495/0xbe0 [ 5136.137458][ T10] __do_softirq+0x1b5/0x7f6 [ 5136.137458][ T10] [ 5136.139186][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.139186][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.139186][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.139186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.139186][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5136.139186][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5136.139186][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5136.139186][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5136.139186][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5136.139186][ T10] addrconf_dad_begin+0x310/0x670 [ 5136.139186][ T10] addrconf_dad_work+0x10b/0xab0 [ 5136.139186][ T10] process_one_work+0x84d/0x18a0 [ 5136.139186][ T10] worker_thread+0x587/0xd30 [ 5136.139186][ T10] kthread+0x28a/0x350 [ 5136.139186][ T10] ret_from_fork+0x31/0x70 [ 5136.139186][ T10] ret_from_fork_asm+0x1a/0x30 [ 5136.139186][ T10] [ 5136.141195][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.141195][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.141195][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.141195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.141195][ T10] ip6_route_add+0x1c/0x140 [ 5136.141195][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5136.141195][ T10] inet6_addr_add+0x4f8/0xa40 [ 5136.141195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.141195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.141195][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.141195][ T10] netlink_unicast+0x449/0x710 [ 5136.141195][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.141195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.141195][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.141195][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.141195][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.141195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.141195][ T10] [ 5136.143337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.143337][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.143337][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.143337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.143337][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5136.143337][ T10] ipv6_add_addr+0x411/0x2000 [ 5136.143337][ T10] inet6_addr_add+0x30e/0xa40 [ 5136.143337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.143337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.143337][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.143337][ T10] netlink_unicast+0x449/0x710 [ 5136.143337][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.143337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.143337][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.143337][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.143337][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.143337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.143337][ T10] [ 5136.145431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.145431][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.145431][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.145431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.145431][ T10] ip6_route_add+0x1c/0x140 [ 5136.145431][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5136.145431][ T10] addrconf_add_dev+0xe2/0x170 [ 5136.145431][ T10] inet6_addr_add+0x12f/0xa40 [ 5136.145431][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.145431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.145431][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.145431][ T10] netlink_unicast+0x449/0x710 [ 5136.145431][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.145431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.145431][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.145431][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.145431][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.145431][ T10] [ 5136.147484][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.147484][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5136.147484][ T10] ipv6_find_idev+0x102/0x170 [ 5136.147484][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.147484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.147484][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.147484][ T10] netlink_unicast+0x449/0x710 [ 5136.147484][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.147484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.147484][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.147484][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.147484][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.147484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.147484][ T10] [ 5136.149088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5136.149088][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5136.149088][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5136.149088][ T10] ipv6_find_idev+0x102/0x170 [ 5136.149088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.149088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.149088][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.149088][ T10] netlink_unicast+0x449/0x710 [ 5136.149088][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.149088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.149088][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.149088][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.149088][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.149088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.149088][ T10] [ 5136.150870][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5136.151181][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5136.151181][ T10] dst_init+0x84/0x4a0 [ 5136.151181][ T10] dst_alloc+0x97/0x150 [ 5136.151181][ T10] ip6_dst_alloc+0x23/0x90 [ 5136.151181][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5136.151181][ T10] ip6_pol_route+0x56f/0x840 [ 5136.151181][ T10] fib6_rule_lookup+0x456/0x630 [ 5136.151181][ T10] ip6_route_input+0x59c/0xa50 [ 5136.151181][ T10] ipv6_rcv+0x397/0x810 [ 5136.151181][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5136.151181][ T10] process_backlog+0x101/0x620 [ 5136.151181][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5136.151181][ T10] net_rx_action+0x495/0xbe0 [ 5136.151181][ T10] __do_softirq+0x1b5/0x7f6 [ 5136.151181][ T10] [ 5136.152991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.152991][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5136.152991][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5136.152991][ T10] fib6_nh_init+0xa22/0x1580 [ 5136.152991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.152991][ T10] ip6_route_add+0x1c/0x140 [ 5136.152991][ T10] inet6_rtm_newroute+0x104/0x110 [ 5136.152991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.152991][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.152991][ T10] netlink_unicast+0x449/0x710 [ 5136.152991][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.152991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.152991][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.152991][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.152991][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.152991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.152991][ T10] [ 5136.154945][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.154945][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.154945][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.154945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.154945][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5136.154945][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5136.154945][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5136.154945][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5136.154945][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5136.154945][ T10] addrconf_dad_begin+0x310/0x670 [ 5136.154945][ T10] addrconf_dad_work+0x10b/0xab0 [ 5136.154945][ T10] process_one_work+0x84d/0x18a0 [ 5136.154945][ T10] worker_thread+0x587/0xd30 [ 5136.154945][ T10] kthread+0x28a/0x350 [ 5136.154945][ T10] ret_from_fork+0x31/0x70 [ 5136.154945][ T10] ret_from_fork_asm+0x1a/0x30 [ 5136.154945][ T10] [ 5136.156915][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.156915][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.156915][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.156915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.156915][ T10] ip6_route_add+0x1c/0x140 [ 5136.156915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5136.156915][ T10] inet6_addr_add+0x4f8/0xa40 [ 5136.156915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.156915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.156915][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.156915][ T10] netlink_unicast+0x449/0x710 [ 5136.156915][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.156915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.156915][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.156915][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.156915][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.156915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.156915][ T10] [ 5136.158983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.158983][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.158983][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.158983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.158983][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5136.158983][ T10] ipv6_add_addr+0x411/0x2000 [ 5136.158983][ T10] inet6_addr_add+0x30e/0xa40 [ 5136.158983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.158983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.158983][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.158983][ T10] netlink_unicast+0x449/0x710 [ 5136.158983][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.158983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.158983][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.158983][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.158983][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.158983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.158983][ T10] [ 5136.161058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.161058][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.161058][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.161058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.161058][ T10] ip6_route_add+0x1c/0x140 [ 5136.161058][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5136.161058][ T10] addrconf_add_dev+0xe2/0x170 [ 5136.161058][ T10] inet6_addr_add+0x12f/0xa40 [ 5136.161058][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.161058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.161058][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.161058][ T10] netlink_unicast+0x449/0x710 [ 5136.161058][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.161058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.161058][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.161058][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.161058][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.161058][ T10] [ 5136.163216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.163216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5136.163216][ T10] ipv6_find_idev+0x102/0x170 [ 5136.163216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.163216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.163216][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.163216][ T10] netlink_unicast+0x449/0x710 [ 5136.163216][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.163216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.163216][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.163216][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.163216][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.163216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.163216][ T10] [ 5136.164973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5136.164973][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5136.164973][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5136.164973][ T10] ipv6_find_idev+0x102/0x170 [ 5136.164973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.164973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.164973][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.164973][ T10] netlink_unicast+0x449/0x710 [ 5136.164973][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.164973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.164973][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.164973][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.164973][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.164973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.164973][ T10] [ 5136.167045][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5136.167291][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5136.167291][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.167291][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.167291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.167291][ T10] ip6_route_add+0x1c/0x140 [ 5136.167291][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5136.167291][ T10] inet6_addr_add+0x4f8/0xa40 [ 5136.167291][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.167291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.167291][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.167291][ T10] netlink_unicast+0x449/0x710 [ 5136.167291][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.167291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.167291][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.167291][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.167291][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.167291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.167291][ T10] [ 5136.169611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5136.169611][ T10] netdev_get_by_index+0x5e/0x80 [ 5136.169611][ T10] fib6_nh_init+0x3d8/0x1580 [ 5136.169611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5136.169611][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5136.169611][ T10] ipv6_add_addr+0x411/0x2000 [ 5136.169611][ T10] inet6_addr_add+0x30e/0xa40 [ 5136.169611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5136.169611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.169611][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.169611][ T10] netlink_unicast+0x449/0x710 [ 5136.169611][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.169611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.169611][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.169611][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.169611][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.169611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.169611][ T10] [ 5136.171839][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5136.171839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5136.171839][ T10] ipv6_find_idev+0x102/0x170 [ 5136.171839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.171839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.171839][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.171839][ T10] netlink_unicast+0x449/0x710 [ 5136.171839][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.171839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.171839][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.171839][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.171839][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.171839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.171839][ T10] [ 5136.173616][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5136.173616][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5136.173616][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5136.173616][ T10] ipv6_find_idev+0x102/0x170 [ 5136.173616][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5136.173616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5136.173616][ T10] netlink_rcv_skb+0x130/0x360 [ 5136.173616][ T10] netlink_unicast+0x449/0x710 [ 5136.173616][ T10] netlink_sendmsg+0x723/0xbe0 [ 5136.173616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5136.173616][ T10] ___sys_sendmsg+0xee/0x170 [ 5136.173616][ T10] __sys_sendmsg+0xcd/0x170 [ 5136.173616][ T10] do_syscall_64+0xc6/0x1e0 [ 5136.173616][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5136.173616][ T10] [ 5146.270918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5146.271504][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.271504][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5146.271504][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5146.271504][ T10] fib6_nh_init+0xa22/0x1580 [ 5146.271504][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.271504][ T10] ip6_route_add+0x1c/0x140 [ 5146.271504][ T10] inet6_rtm_newroute+0x104/0x110 [ 5146.271504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.271504][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.271504][ T10] netlink_unicast+0x449/0x710 [ 5146.271504][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.271504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.271504][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.271504][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.271504][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.271504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.271504][ T10] [ 5146.274676][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.274676][ T10] dst_init+0x84/0x4a0 [ 5146.274676][ T10] dst_alloc+0x97/0x150 [ 5146.274676][ T10] ip6_dst_alloc+0x23/0x90 [ 5146.274676][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5146.274676][ T10] ip6_pol_route+0x56f/0x840 [ 5146.274676][ T10] fib6_rule_lookup+0x456/0x630 [ 5146.274676][ T10] ip6_route_input+0x59c/0xa50 [ 5146.274676][ T10] ipv6_rcv+0x397/0x810 [ 5146.274676][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5146.274676][ T10] process_backlog+0x101/0x620 [ 5146.274676][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5146.274676][ T10] net_rx_action+0x495/0xbe0 [ 5146.274676][ T10] __do_softirq+0x1b5/0x7f6 [ 5146.274676][ T10] [ 5146.277362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.277362][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.277362][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.277362][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.277362][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5146.277362][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5146.277362][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5146.277362][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5146.277362][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5146.277362][ T10] addrconf_dad_begin+0x310/0x670 [ 5146.277362][ T10] addrconf_dad_work+0x10b/0xab0 [ 5146.277362][ T10] process_one_work+0x84d/0x18a0 [ 5146.277362][ T10] worker_thread+0x587/0xd30 [ 5146.277362][ T10] kthread+0x28a/0x350 [ 5146.277362][ T10] ret_from_fork+0x31/0x70 [ 5146.277362][ T10] ret_from_fork_asm+0x1a/0x30 [ 5146.277362][ T10] [ 5146.280534][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.280534][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.280534][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.280534][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.280534][ T10] ip6_route_add+0x1c/0x140 [ 5146.280534][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5146.280534][ T10] inet6_addr_add+0x4f8/0xa40 [ 5146.280534][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.280534][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.280534][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.280534][ T10] netlink_unicast+0x449/0x710 [ 5146.280534][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.280534][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.280534][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.280534][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.280534][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.280534][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.280534][ T10] [ 5146.283759][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.283759][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.283759][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.283759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.283759][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5146.283759][ T10] ipv6_add_addr+0x411/0x2000 [ 5146.283759][ T10] inet6_addr_add+0x30e/0xa40 [ 5146.283759][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.283759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.283759][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.283759][ T10] netlink_unicast+0x449/0x710 [ 5146.283759][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.283759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.283759][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.283759][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.283759][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.283759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.283759][ T10] [ 5146.287049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.287049][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.287049][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.287049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.287049][ T10] ip6_route_add+0x1c/0x140 [ 5146.287049][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5146.287049][ T10] addrconf_add_dev+0xe2/0x170 [ 5146.287049][ T10] inet6_addr_add+0x12f/0xa40 [ 5146.287049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.287049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.287049][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.287049][ T10] netlink_unicast+0x449/0x710 [ 5146.287049][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.287049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.287049][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.287049][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.287049][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.287049][ T10] [ 5146.290306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.290306][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5146.290306][ T10] ipv6_find_idev+0x102/0x170 [ 5146.290306][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.290306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.290306][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.290306][ T10] netlink_unicast+0x449/0x710 [ 5146.290306][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.290306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.290306][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.290306][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.290306][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.290306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.290306][ T10] [ 5146.292870][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5146.292870][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5146.292870][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5146.292870][ T10] ipv6_find_idev+0x102/0x170 [ 5146.292870][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.292870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.292870][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.292870][ T10] netlink_unicast+0x449/0x710 [ 5146.292870][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.292870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.292870][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.292870][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.292870][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.292870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.292870][ T10] [ 5146.295711][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5146.296175][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5146.296175][ T10] dst_init+0x84/0x4a0 [ 5146.296175][ T10] dst_alloc+0x97/0x150 [ 5146.296175][ T10] ip6_dst_alloc+0x23/0x90 [ 5146.296175][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5146.296175][ T10] ip6_pol_route+0x56f/0x840 [ 5146.296175][ T10] fib6_rule_lookup+0x456/0x630 [ 5146.296175][ T10] ip6_route_input+0x59c/0xa50 [ 5146.296175][ T10] ipv6_rcv+0x397/0x810 [ 5146.296175][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5146.296175][ T10] process_backlog+0x101/0x620 [ 5146.296175][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5146.296175][ T10] net_rx_action+0x495/0xbe0 [ 5146.296175][ T10] __do_softirq+0x1b5/0x7f6 [ 5146.296175][ T10] [ 5146.298888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.298888][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5146.298888][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5146.298888][ T10] fib6_nh_init+0xa22/0x1580 [ 5146.298888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.298888][ T10] ip6_route_add+0x1c/0x140 [ 5146.298888][ T10] inet6_rtm_newroute+0x104/0x110 [ 5146.298888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.298888][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.298888][ T10] netlink_unicast+0x449/0x710 [ 5146.298888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.298888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.298888][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.298888][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.298888][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.298888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.298888][ T10] [ 5146.302031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.302031][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.302031][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.302031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.302031][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5146.302031][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5146.302031][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5146.302031][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5146.302031][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5146.302031][ T10] addrconf_dad_begin+0x310/0x670 [ 5146.302031][ T10] addrconf_dad_work+0x10b/0xab0 [ 5146.302031][ T10] process_one_work+0x84d/0x18a0 [ 5146.302031][ T10] worker_thread+0x587/0xd30 [ 5146.302031][ T10] kthread+0x28a/0x350 [ 5146.302031][ T10] ret_from_fork+0x31/0x70 [ 5146.302031][ T10] ret_from_fork_asm+0x1a/0x30 [ 5146.302031][ T10] [ 5146.305194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.305194][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.305194][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.305194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.305194][ T10] ip6_route_add+0x1c/0x140 [ 5146.305194][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5146.305194][ T10] inet6_addr_add+0x4f8/0xa40 [ 5146.305194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.305194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.305194][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.305194][ T10] netlink_unicast+0x449/0x710 [ 5146.305194][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.305194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.305194][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.305194][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.305194][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.305194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.305194][ T10] [ 5146.308516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.308516][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.308516][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.308516][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.308516][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5146.308516][ T10] ipv6_add_addr+0x411/0x2000 [ 5146.308516][ T10] inet6_addr_add+0x30e/0xa40 [ 5146.308516][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.308516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.308516][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.308516][ T10] netlink_unicast+0x449/0x710 [ 5146.308516][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.308516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.308516][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.308516][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.308516][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.308516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.308516][ T10] [ 5146.311853][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.311853][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.311853][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.311853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.311853][ T10] ip6_route_add+0x1c/0x140 [ 5146.311853][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5146.311853][ T10] addrconf_add_dev+0xe2/0x170 [ 5146.311853][ T10] inet6_addr_add+0x12f/0xa40 [ 5146.311853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.311853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.311853][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.311853][ T10] netlink_unicast+0x449/0x710 [ 5146.311853][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.311853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.311853][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.311853][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.311853][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.311853][ T10] [ 5146.315335][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.315335][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5146.315335][ T10] ipv6_find_idev+0x102/0x170 [ 5146.315335][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.315335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.315335][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.315335][ T10] netlink_unicast+0x449/0x710 [ 5146.315335][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.315335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.315335][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.315335][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.315335][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.315335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.315335][ T10] [ 5146.318284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5146.318284][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5146.318284][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5146.318284][ T10] ipv6_find_idev+0x102/0x170 [ 5146.318284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.318284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.318284][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.318284][ T10] netlink_unicast+0x449/0x710 [ 5146.318284][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.318284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.318284][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.318284][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.318284][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.318284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.318284][ T10] [ 5146.321535][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5146.321909][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5146.321909][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.321909][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.321909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.321909][ T10] ip6_route_add+0x1c/0x140 [ 5146.321909][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5146.321909][ T10] inet6_addr_add+0x4f8/0xa40 [ 5146.321909][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.321909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.321909][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.321909][ T10] netlink_unicast+0x449/0x710 [ 5146.321909][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.321909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.321909][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.321909][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.321909][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.321909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.321909][ T10] [ 5146.325629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5146.325629][ T10] netdev_get_by_index+0x5e/0x80 [ 5146.325629][ T10] fib6_nh_init+0x3d8/0x1580 [ 5146.325629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5146.325629][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5146.325629][ T10] ipv6_add_addr+0x411/0x2000 [ 5146.325629][ T10] inet6_addr_add+0x30e/0xa40 [ 5146.325629][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5146.325629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.325629][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.325629][ T10] netlink_unicast+0x449/0x710 [ 5146.325629][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.325629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.325629][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.325629][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.325629][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.325629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.325629][ T10] [ 5146.329395][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5146.329395][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5146.329395][ T10] ipv6_find_idev+0x102/0x170 [ 5146.329395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.329395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.329395][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.329395][ T10] netlink_unicast+0x449/0x710 [ 5146.329395][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.329395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.329395][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.329395][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.329395][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.329395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.329395][ T10] [ 5146.332290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5146.332290][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5146.332290][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5146.332290][ T10] ipv6_find_idev+0x102/0x170 [ 5146.332290][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5146.332290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5146.332290][ T10] netlink_rcv_skb+0x130/0x360 [ 5146.332290][ T10] netlink_unicast+0x449/0x710 [ 5146.332290][ T10] netlink_sendmsg+0x723/0xbe0 [ 5146.332290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5146.332290][ T10] ___sys_sendmsg+0xee/0x170 [ 5146.332290][ T10] __sys_sendmsg+0xcd/0x170 [ 5146.332290][ T10] do_syscall_64+0xc6/0x1e0 [ 5146.332290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5146.332290][ T10] [ 5156.574935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5156.575423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.575423][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5156.575423][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5156.575423][ T10] fib6_nh_init+0xa22/0x1580 [ 5156.575423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.575423][ T10] ip6_route_add+0x1c/0x140 [ 5156.575423][ T10] inet6_rtm_newroute+0x104/0x110 [ 5156.575423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.575423][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.575423][ T10] netlink_unicast+0x449/0x710 [ 5156.575423][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.575423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.575423][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.575423][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.575423][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.575423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.575423][ T10] [ 5156.577341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.577341][ T10] dst_init+0x84/0x4a0 [ 5156.577341][ T10] dst_alloc+0x97/0x150 [ 5156.577341][ T10] ip6_dst_alloc+0x23/0x90 [ 5156.577341][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5156.577341][ T10] ip6_pol_route+0x56f/0x840 [ 5156.577341][ T10] fib6_rule_lookup+0x456/0x630 [ 5156.577341][ T10] ip6_route_input+0x59c/0xa50 [ 5156.577341][ T10] ipv6_rcv+0x397/0x810 [ 5156.577341][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5156.577341][ T10] process_backlog+0x101/0x620 [ 5156.577341][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5156.577341][ T10] net_rx_action+0x495/0xbe0 [ 5156.577341][ T10] __do_softirq+0x1b5/0x7f6 [ 5156.577341][ T10] [ 5156.579005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.579005][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.579005][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.579005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.579005][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5156.579005][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5156.579005][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5156.579005][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5156.579005][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5156.579005][ T10] addrconf_dad_begin+0x310/0x670 [ 5156.579005][ T10] addrconf_dad_work+0x10b/0xab0 [ 5156.579005][ T10] process_one_work+0x84d/0x18a0 [ 5156.579005][ T10] worker_thread+0x587/0xd30 [ 5156.579005][ T10] kthread+0x28a/0x350 [ 5156.579005][ T10] ret_from_fork+0x31/0x70 [ 5156.579005][ T10] ret_from_fork_asm+0x1a/0x30 [ 5156.579005][ T10] [ 5156.580933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.580933][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.580933][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.580933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.580933][ T10] ip6_route_add+0x1c/0x140 [ 5156.580933][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5156.580933][ T10] inet6_addr_add+0x4f8/0xa40 [ 5156.580933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.580933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.580933][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.580933][ T10] netlink_unicast+0x449/0x710 [ 5156.580933][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.580933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.580933][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.580933][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.580933][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.580933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.580933][ T10] [ 5156.582955][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.582955][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.582955][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.582955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.582955][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5156.582955][ T10] ipv6_add_addr+0x411/0x2000 [ 5156.582955][ T10] inet6_addr_add+0x30e/0xa40 [ 5156.582955][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.582955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.582955][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.582955][ T10] netlink_unicast+0x449/0x710 [ 5156.582955][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.582955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.582955][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.582955][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.582955][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.582955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.582955][ T10] [ 5156.585001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.585001][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.585001][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.585001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.585001][ T10] ip6_route_add+0x1c/0x140 [ 5156.585001][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5156.585001][ T10] addrconf_add_dev+0xe2/0x170 [ 5156.585001][ T10] inet6_addr_add+0x12f/0xa40 [ 5156.585001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.585001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.585001][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.585001][ T10] netlink_unicast+0x449/0x710 [ 5156.585001][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.585001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.585001][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.585001][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.585001][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.585001][ T10] [ 5156.586980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.586980][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5156.586980][ T10] ipv6_find_idev+0x102/0x170 [ 5156.586980][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.586980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.586980][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.586980][ T10] netlink_unicast+0x449/0x710 [ 5156.586980][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.586980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.586980][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.586980][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.586980][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.586980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.586980][ T10] [ 5156.588522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5156.588522][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5156.588522][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5156.588522][ T10] ipv6_find_idev+0x102/0x170 [ 5156.588522][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.588522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.588522][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.588522][ T10] netlink_unicast+0x449/0x710 [ 5156.588522][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.588522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.588522][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.588522][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.588522][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.588522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.588522][ T10] [ 5156.590219][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5156.590491][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5156.590491][ T10] dst_init+0x84/0x4a0 [ 5156.590491][ T10] dst_alloc+0x97/0x150 [ 5156.590491][ T10] ip6_dst_alloc+0x23/0x90 [ 5156.590491][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5156.590491][ T10] ip6_pol_route+0x56f/0x840 [ 5156.590491][ T10] fib6_rule_lookup+0x456/0x630 [ 5156.590491][ T10] ip6_route_input+0x59c/0xa50 [ 5156.590491][ T10] ipv6_rcv+0x397/0x810 [ 5156.590491][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5156.590491][ T10] process_backlog+0x101/0x620 [ 5156.590491][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5156.590491][ T10] net_rx_action+0x495/0xbe0 [ 5156.590491][ T10] __do_softirq+0x1b5/0x7f6 [ 5156.590491][ T10] [ 5156.592140][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.592140][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5156.592140][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5156.592140][ T10] fib6_nh_init+0xa22/0x1580 [ 5156.592140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.592140][ T10] ip6_route_add+0x1c/0x140 [ 5156.592140][ T10] inet6_rtm_newroute+0x104/0x110 [ 5156.592140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.592140][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.592140][ T10] netlink_unicast+0x449/0x710 [ 5156.592140][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.592140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.592140][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.592140][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.592140][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.592140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.592140][ T10] [ 5156.594008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.594008][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.594008][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.594008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.594008][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5156.594008][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5156.594008][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5156.594008][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5156.594008][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5156.594008][ T10] addrconf_dad_begin+0x310/0x670 [ 5156.594008][ T10] addrconf_dad_work+0x10b/0xab0 [ 5156.594008][ T10] process_one_work+0x84d/0x18a0 [ 5156.594008][ T10] worker_thread+0x587/0xd30 [ 5156.594008][ T10] kthread+0x28a/0x350 [ 5156.594008][ T10] ret_from_fork+0x31/0x70 [ 5156.594008][ T10] ret_from_fork_asm+0x1a/0x30 [ 5156.594008][ T10] [ 5156.595915][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.595915][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.595915][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.595915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.595915][ T10] ip6_route_add+0x1c/0x140 [ 5156.595915][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5156.595915][ T10] inet6_addr_add+0x4f8/0xa40 [ 5156.595915][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.595915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.595915][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.595915][ T10] netlink_unicast+0x449/0x710 [ 5156.595915][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.595915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.595915][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.595915][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.595915][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.595915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.595915][ T10] [ 5156.597930][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.597930][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.597930][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.597930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.597930][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5156.597930][ T10] ipv6_add_addr+0x411/0x2000 [ 5156.597930][ T10] inet6_addr_add+0x30e/0xa40 [ 5156.597930][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.597930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.597930][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.597930][ T10] netlink_unicast+0x449/0x710 [ 5156.597930][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.597930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.597930][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.597930][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.597930][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.597930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.597930][ T10] [ 5156.599933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.599933][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.599933][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.599933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.599933][ T10] ip6_route_add+0x1c/0x140 [ 5156.599933][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5156.599933][ T10] addrconf_add_dev+0xe2/0x170 [ 5156.599933][ T10] inet6_addr_add+0x12f/0xa40 [ 5156.599933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.599933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.599933][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.599933][ T10] netlink_unicast+0x449/0x710 [ 5156.599933][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.599933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.599933][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.599933][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.599933][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.599933][ T10] [ 5156.602088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.602088][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5156.602088][ T10] ipv6_find_idev+0x102/0x170 [ 5156.602088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.602088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.602088][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.602088][ T10] netlink_unicast+0x449/0x710 [ 5156.602088][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.602088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.602088][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.602088][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.602088][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.602088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.602088][ T10] [ 5156.603759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5156.603759][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5156.603759][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5156.603759][ T10] ipv6_find_idev+0x102/0x170 [ 5156.603759][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.603759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.603759][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.603759][ T10] netlink_unicast+0x449/0x710 [ 5156.603759][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.603759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.603759][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.603759][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.603759][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.603759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.603759][ T10] [ 5156.605914][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5156.606178][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5156.606178][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.606178][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.606178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.606178][ T10] ip6_route_add+0x1c/0x140 [ 5156.606178][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5156.606178][ T10] inet6_addr_add+0x4f8/0xa40 [ 5156.606178][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.606178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.606178][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.606178][ T10] netlink_unicast+0x449/0x710 [ 5156.606178][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.606178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.606178][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.606178][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.606178][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.606178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.606178][ T10] [ 5156.608428][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5156.608428][ T10] netdev_get_by_index+0x5e/0x80 [ 5156.608428][ T10] fib6_nh_init+0x3d8/0x1580 [ 5156.608428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5156.608428][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5156.608428][ T10] ipv6_add_addr+0x411/0x2000 [ 5156.608428][ T10] inet6_addr_add+0x30e/0xa40 [ 5156.608428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5156.608428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.608428][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.608428][ T10] netlink_unicast+0x449/0x710 [ 5156.608428][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.608428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.608428][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.608428][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.608428][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.608428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.608428][ T10] [ 5156.610625][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5156.610625][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5156.610625][ T10] ipv6_find_idev+0x102/0x170 [ 5156.610625][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.610625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.610625][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.610625][ T10] netlink_unicast+0x449/0x710 [ 5156.610625][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.610625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.610625][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.610625][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.610625][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.610625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.610625][ T10] [ 5156.612360][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5156.612360][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5156.612360][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5156.612360][ T10] ipv6_find_idev+0x102/0x170 [ 5156.612360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5156.612360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5156.612360][ T10] netlink_rcv_skb+0x130/0x360 [ 5156.612360][ T10] netlink_unicast+0x449/0x710 [ 5156.612360][ T10] netlink_sendmsg+0x723/0xbe0 [ 5156.612360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5156.612360][ T10] ___sys_sendmsg+0xee/0x170 [ 5156.612360][ T10] __sys_sendmsg+0xcd/0x170 [ 5156.612360][ T10] do_syscall_64+0xc6/0x1e0 [ 5156.612360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5156.612360][ T10] [ 5166.694995][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5166.695472][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.695472][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5166.695472][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5166.695472][ T10] fib6_nh_init+0xa22/0x1580 [ 5166.695472][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.695472][ T10] ip6_route_add+0x1c/0x140 [ 5166.695472][ T10] inet6_rtm_newroute+0x104/0x110 [ 5166.695472][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.695472][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.695472][ T10] netlink_unicast+0x449/0x710 [ 5166.695472][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.695472][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.695472][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.695472][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.695472][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.695472][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.695472][ T10] [ 5166.697403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.697403][ T10] dst_init+0x84/0x4a0 [ 5166.697403][ T10] dst_alloc+0x97/0x150 [ 5166.697403][ T10] ip6_dst_alloc+0x23/0x90 [ 5166.697403][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5166.697403][ T10] ip6_pol_route+0x56f/0x840 [ 5166.697403][ T10] fib6_rule_lookup+0x456/0x630 [ 5166.697403][ T10] ip6_route_input+0x59c/0xa50 [ 5166.697403][ T10] ipv6_rcv+0x397/0x810 [ 5166.697403][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5166.697403][ T10] process_backlog+0x101/0x620 [ 5166.697403][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5166.697403][ T10] net_rx_action+0x495/0xbe0 [ 5166.697403][ T10] __do_softirq+0x1b5/0x7f6 [ 5166.697403][ T10] [ 5166.699057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.699057][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.699057][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.699057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.699057][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5166.699057][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5166.699057][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5166.699057][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5166.699057][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5166.699057][ T10] addrconf_dad_begin+0x310/0x670 [ 5166.699057][ T10] addrconf_dad_work+0x10b/0xab0 [ 5166.699057][ T10] process_one_work+0x84d/0x18a0 [ 5166.699057][ T10] worker_thread+0x587/0xd30 [ 5166.699057][ T10] kthread+0x28a/0x350 [ 5166.699057][ T10] ret_from_fork+0x31/0x70 [ 5166.699057][ T10] ret_from_fork_asm+0x1a/0x30 [ 5166.699057][ T10] [ 5166.700995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.700995][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.700995][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.700995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.700995][ T10] ip6_route_add+0x1c/0x140 [ 5166.700995][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5166.700995][ T10] inet6_addr_add+0x4f8/0xa40 [ 5166.700995][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.700995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.700995][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.700995][ T10] netlink_unicast+0x449/0x710 [ 5166.700995][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.700995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.700995][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.700995][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.700995][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.700995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.700995][ T10] [ 5166.703018][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.703018][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.703018][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.703018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.703018][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5166.703018][ T10] ipv6_add_addr+0x411/0x2000 [ 5166.703018][ T10] inet6_addr_add+0x30e/0xa40 [ 5166.703018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.703018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.703018][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.703018][ T10] netlink_unicast+0x449/0x710 [ 5166.703018][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.703018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.703018][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.703018][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.703018][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.703018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.703018][ T10] [ 5166.705016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.705016][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.705016][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.705016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.705016][ T10] ip6_route_add+0x1c/0x140 [ 5166.705016][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5166.705016][ T10] addrconf_add_dev+0xe2/0x170 [ 5166.705016][ T10] inet6_addr_add+0x12f/0xa40 [ 5166.705016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.705016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.705016][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.705016][ T10] netlink_unicast+0x449/0x710 [ 5166.705016][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.705016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.705016][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.705016][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.705016][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.705016][ T10] [ 5166.706974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.706974][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5166.706974][ T10] ipv6_find_idev+0x102/0x170 [ 5166.706974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.706974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.706974][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.706974][ T10] netlink_unicast+0x449/0x710 [ 5166.706974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.706974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.706974][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.706974][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.706974][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.706974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.706974][ T10] [ 5166.708515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5166.708515][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5166.708515][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5166.708515][ T10] ipv6_find_idev+0x102/0x170 [ 5166.708515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.708515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.708515][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.708515][ T10] netlink_unicast+0x449/0x710 [ 5166.708515][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.708515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.708515][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.708515][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.708515][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.708515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.708515][ T10] [ 5166.710241][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5166.710537][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5166.710537][ T10] dst_init+0x84/0x4a0 [ 5166.710537][ T10] dst_alloc+0x97/0x150 [ 5166.710537][ T10] ip6_dst_alloc+0x23/0x90 [ 5166.710537][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5166.710537][ T10] ip6_pol_route+0x56f/0x840 [ 5166.710537][ T10] fib6_rule_lookup+0x456/0x630 [ 5166.710537][ T10] ip6_route_input+0x59c/0xa50 [ 5166.710537][ T10] ipv6_rcv+0x397/0x810 [ 5166.710537][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5166.710537][ T10] process_backlog+0x101/0x620 [ 5166.710537][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5166.710537][ T10] net_rx_action+0x495/0xbe0 [ 5166.710537][ T10] __do_softirq+0x1b5/0x7f6 [ 5166.710537][ T10] [ 5166.712207][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.712207][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5166.712207][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5166.712207][ T10] fib6_nh_init+0xa22/0x1580 [ 5166.712207][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.712207][ T10] ip6_route_add+0x1c/0x140 [ 5166.712207][ T10] inet6_rtm_newroute+0x104/0x110 [ 5166.712207][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.712207][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.712207][ T10] netlink_unicast+0x449/0x710 [ 5166.712207][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.712207][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.712207][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.712207][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.712207][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.712207][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.712207][ T10] [ 5166.714090][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.714090][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.714090][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.714090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.714090][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5166.714090][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5166.714090][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5166.714090][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5166.714090][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5166.714090][ T10] addrconf_dad_begin+0x310/0x670 [ 5166.714090][ T10] addrconf_dad_work+0x10b/0xab0 [ 5166.714090][ T10] process_one_work+0x84d/0x18a0 [ 5166.714090][ T10] worker_thread+0x587/0xd30 [ 5166.714090][ T10] kthread+0x28a/0x350 [ 5166.714090][ T10] ret_from_fork+0x31/0x70 [ 5166.714090][ T10] ret_from_fork_asm+0x1a/0x30 [ 5166.714090][ T10] [ 5166.716012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.716012][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.716012][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.716012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.716012][ T10] ip6_route_add+0x1c/0x140 [ 5166.716012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5166.716012][ T10] inet6_addr_add+0x4f8/0xa40 [ 5166.716012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.716012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.716012][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.716012][ T10] netlink_unicast+0x449/0x710 [ 5166.716012][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.716012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.716012][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.716012][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.716012][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.716012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.716012][ T10] [ 5166.718010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.718010][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.718010][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.718010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.718010][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5166.718010][ T10] ipv6_add_addr+0x411/0x2000 [ 5166.718010][ T10] inet6_addr_add+0x30e/0xa40 [ 5166.718010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.718010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.718010][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.718010][ T10] netlink_unicast+0x449/0x710 [ 5166.718010][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.718010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.718010][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.718010][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.718010][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.718010][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.718010][ T10] [ 5166.720019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.720019][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.720019][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.720019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.720019][ T10] ip6_route_add+0x1c/0x140 [ 5166.720019][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5166.720019][ T10] addrconf_add_dev+0xe2/0x170 [ 5166.720019][ T10] inet6_addr_add+0x12f/0xa40 [ 5166.720019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.720019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.720019][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.720019][ T10] netlink_unicast+0x449/0x710 [ 5166.720019][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.720019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.720019][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.720019][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.720019][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.720019][ T10] [ 5166.722169][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.722169][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5166.722169][ T10] ipv6_find_idev+0x102/0x170 [ 5166.722169][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.722169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.722169][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.722169][ T10] netlink_unicast+0x449/0x710 [ 5166.722169][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.722169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.722169][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.722169][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.722169][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.722169][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.722169][ T10] [ 5166.723888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5166.723888][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5166.723888][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5166.723888][ T10] ipv6_find_idev+0x102/0x170 [ 5166.723888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.723888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.723888][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.723888][ T10] netlink_unicast+0x449/0x710 [ 5166.723888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.723888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.723888][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.723888][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.723888][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.723888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.723888][ T10] [ 5166.725833][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5166.726070][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5166.726070][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.726070][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.726070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.726070][ T10] ip6_route_add+0x1c/0x140 [ 5166.726070][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5166.726070][ T10] inet6_addr_add+0x4f8/0xa40 [ 5166.726070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.726070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.726070][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.726070][ T10] netlink_unicast+0x449/0x710 [ 5166.726070][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.726070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.726070][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.726070][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.726070][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.726070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.726070][ T10] [ 5166.728321][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5166.728321][ T10] netdev_get_by_index+0x5e/0x80 [ 5166.728321][ T10] fib6_nh_init+0x3d8/0x1580 [ 5166.728321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5166.728321][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5166.728321][ T10] ipv6_add_addr+0x411/0x2000 [ 5166.728321][ T10] inet6_addr_add+0x30e/0xa40 [ 5166.728321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5166.728321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.728321][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.728321][ T10] netlink_unicast+0x449/0x710 [ 5166.728321][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.728321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.728321][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.728321][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.728321][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.728321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.728321][ T10] [ 5166.730556][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5166.730556][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5166.730556][ T10] ipv6_find_idev+0x102/0x170 [ 5166.730556][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.730556][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.730556][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.730556][ T10] netlink_unicast+0x449/0x710 [ 5166.730556][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.730556][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.730556][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.730556][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.730556][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.730556][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.730556][ T10] [ 5166.732341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5166.732341][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5166.732341][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5166.732341][ T10] ipv6_find_idev+0x102/0x170 [ 5166.732341][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5166.732341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5166.732341][ T10] netlink_rcv_skb+0x130/0x360 [ 5166.732341][ T10] netlink_unicast+0x449/0x710 [ 5166.732341][ T10] netlink_sendmsg+0x723/0xbe0 [ 5166.732341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5166.732341][ T10] ___sys_sendmsg+0xee/0x170 [ 5166.732341][ T10] __sys_sendmsg+0xcd/0x170 [ 5166.732341][ T10] do_syscall_64+0xc6/0x1e0 [ 5166.732341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5166.732341][ T10] [ 5176.974963][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5176.975456][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.975456][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5176.975456][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5176.975456][ T10] fib6_nh_init+0xa22/0x1580 [ 5176.975456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.975456][ T10] ip6_route_add+0x1c/0x140 [ 5176.975456][ T10] inet6_rtm_newroute+0x104/0x110 [ 5176.975456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.975456][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.975456][ T10] netlink_unicast+0x449/0x710 [ 5176.975456][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.975456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.975456][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.975456][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.975456][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.975456][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.975456][ T10] [ 5176.977381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.977381][ T10] dst_init+0x84/0x4a0 [ 5176.977381][ T10] dst_alloc+0x97/0x150 [ 5176.977381][ T10] ip6_dst_alloc+0x23/0x90 [ 5176.977381][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5176.977381][ T10] ip6_pol_route+0x56f/0x840 [ 5176.977381][ T10] fib6_rule_lookup+0x456/0x630 [ 5176.977381][ T10] ip6_route_input+0x59c/0xa50 [ 5176.977381][ T10] ipv6_rcv+0x397/0x810 [ 5176.977381][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5176.977381][ T10] process_backlog+0x101/0x620 [ 5176.977381][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5176.977381][ T10] net_rx_action+0x495/0xbe0 [ 5176.977381][ T10] __do_softirq+0x1b5/0x7f6 [ 5176.977381][ T10] [ 5176.979062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.979062][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.979062][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.979062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.979062][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5176.979062][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5176.979062][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5176.979062][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5176.979062][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5176.979062][ T10] addrconf_dad_begin+0x310/0x670 [ 5176.979062][ T10] addrconf_dad_work+0x10b/0xab0 [ 5176.979062][ T10] process_one_work+0x84d/0x18a0 [ 5176.979062][ T10] worker_thread+0x587/0xd30 [ 5176.979062][ T10] kthread+0x28a/0x350 [ 5176.979062][ T10] ret_from_fork+0x31/0x70 [ 5176.979062][ T10] ret_from_fork_asm+0x1a/0x30 [ 5176.979062][ T10] [ 5176.980987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.980987][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.980987][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.980987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.980987][ T10] ip6_route_add+0x1c/0x140 [ 5176.980987][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5176.980987][ T10] inet6_addr_add+0x4f8/0xa40 [ 5176.980987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5176.980987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.980987][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.980987][ T10] netlink_unicast+0x449/0x710 [ 5176.980987][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.980987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.980987][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.980987][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.980987][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.980987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.980987][ T10] [ 5176.983017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.983017][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.983017][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.983017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.983017][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5176.983017][ T10] ipv6_add_addr+0x411/0x2000 [ 5176.983017][ T10] inet6_addr_add+0x30e/0xa40 [ 5176.983017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5176.983017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.983017][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.983017][ T10] netlink_unicast+0x449/0x710 [ 5176.983017][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.983017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.983017][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.983017][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.983017][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.983017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.983017][ T10] [ 5176.985016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.985016][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.985016][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.985016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.985016][ T10] ip6_route_add+0x1c/0x140 [ 5176.985016][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5176.985016][ T10] addrconf_add_dev+0xe2/0x170 [ 5176.985016][ T10] inet6_addr_add+0x12f/0xa40 [ 5176.985016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5176.985016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.985016][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.985016][ T10] netlink_unicast+0x449/0x710 [ 5176.985016][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.985016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.985016][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.985016][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.985016][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.985016][ T10] [ 5176.987002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.987002][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5176.987002][ T10] ipv6_find_idev+0x102/0x170 [ 5176.987002][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5176.987002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.987002][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.987002][ T10] netlink_unicast+0x449/0x710 [ 5176.987002][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.987002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.987002][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.987002][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.987002][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.987002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.987002][ T10] [ 5176.988543][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5176.988543][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5176.988543][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5176.988543][ T10] ipv6_find_idev+0x102/0x170 [ 5176.988543][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5176.988543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.988543][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.988543][ T10] netlink_unicast+0x449/0x710 [ 5176.988543][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.988543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.988543][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.988543][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.988543][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.988543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.988543][ T10] [ 5176.990268][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5176.990725][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5176.990725][ T10] dst_init+0x84/0x4a0 [ 5176.990725][ T10] dst_alloc+0x97/0x150 [ 5176.990725][ T10] ip6_dst_alloc+0x23/0x90 [ 5176.990725][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5176.990725][ T10] ip6_pol_route+0x56f/0x840 [ 5176.990725][ T10] fib6_rule_lookup+0x456/0x630 [ 5176.990725][ T10] ip6_route_input+0x59c/0xa50 [ 5176.990725][ T10] ipv6_rcv+0x397/0x810 [ 5176.990725][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5176.990725][ T10] process_backlog+0x101/0x620 [ 5176.990725][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5176.990725][ T10] net_rx_action+0x495/0xbe0 [ 5176.990725][ T10] __do_softirq+0x1b5/0x7f6 [ 5176.990725][ T10] [ 5176.992370][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5176.992370][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5176.992370][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5176.992370][ T10] fib6_nh_init+0xa22/0x1580 [ 5176.992370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.992370][ T10] ip6_route_add+0x1c/0x140 [ 5176.992370][ T10] inet6_rtm_newroute+0x104/0x110 [ 5176.992370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.992370][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.992370][ T10] netlink_unicast+0x449/0x710 [ 5176.992370][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.992370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.992370][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.992370][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.992370][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.992370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.992370][ T10] [ 5176.994257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5176.994257][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.994257][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.994257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.994257][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5176.994257][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5176.994257][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5176.994257][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5176.994257][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5176.994257][ T10] addrconf_dad_begin+0x310/0x670 [ 5176.994257][ T10] addrconf_dad_work+0x10b/0xab0 [ 5176.994257][ T10] process_one_work+0x84d/0x18a0 [ 5176.994257][ T10] worker_thread+0x587/0xd30 [ 5176.994257][ T10] kthread+0x28a/0x350 [ 5176.994257][ T10] ret_from_fork+0x31/0x70 [ 5176.994257][ T10] ret_from_fork_asm+0x1a/0x30 [ 5176.994257][ T10] [ 5176.996166][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5176.996166][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.996166][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.996166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.996166][ T10] ip6_route_add+0x1c/0x140 [ 5176.996166][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5176.996166][ T10] inet6_addr_add+0x4f8/0xa40 [ 5176.996166][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5176.996166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.996166][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.996166][ T10] netlink_unicast+0x449/0x710 [ 5176.996166][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.996166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.996166][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.996166][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.996166][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.996166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.996166][ T10] [ 5176.998164][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5176.998164][ T10] netdev_get_by_index+0x5e/0x80 [ 5176.998164][ T10] fib6_nh_init+0x3d8/0x1580 [ 5176.998164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5176.998164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5176.998164][ T10] ipv6_add_addr+0x411/0x2000 [ 5176.998164][ T10] inet6_addr_add+0x30e/0xa40 [ 5176.998164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5176.998164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5176.998164][ T10] netlink_rcv_skb+0x130/0x360 [ 5176.998164][ T10] netlink_unicast+0x449/0x710 [ 5176.998164][ T10] netlink_sendmsg+0x723/0xbe0 [ 5176.998164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5176.998164][ T10] ___sys_sendmsg+0xee/0x170 [ 5176.998164][ T10] __sys_sendmsg+0xcd/0x170 [ 5176.998164][ T10] do_syscall_64+0xc6/0x1e0 [ 5176.998164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5176.998164][ T10] [ 5177.000167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5177.000167][ T10] netdev_get_by_index+0x5e/0x80 [ 5177.000167][ T10] fib6_nh_init+0x3d8/0x1580 [ 5177.000167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5177.000167][ T10] ip6_route_add+0x1c/0x140 [ 5177.000167][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5177.000167][ T10] addrconf_add_dev+0xe2/0x170 [ 5177.000167][ T10] inet6_addr_add+0x12f/0xa40 [ 5177.000167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5177.000167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.000167][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.000167][ T10] netlink_unicast+0x449/0x710 [ 5177.000167][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.000167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.000167][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.000167][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.000167][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.000167][ T10] [ 5177.002337][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5177.002337][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5177.002337][ T10] ipv6_find_idev+0x102/0x170 [ 5177.002337][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5177.002337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.002337][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.002337][ T10] netlink_unicast+0x449/0x710 [ 5177.002337][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.002337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.002337][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.002337][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.002337][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.002337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.002337][ T10] [ 5177.003993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5177.003993][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5177.003993][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5177.003993][ T10] ipv6_find_idev+0x102/0x170 [ 5177.003993][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5177.003993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.003993][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.003993][ T10] netlink_unicast+0x449/0x710 [ 5177.003993][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.003993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.003993][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.003993][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.003993][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.003993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.003993][ T10] [ 5177.005996][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5177.006245][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5177.006245][ T10] netdev_get_by_index+0x5e/0x80 [ 5177.006245][ T10] fib6_nh_init+0x3d8/0x1580 [ 5177.006245][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5177.006245][ T10] ip6_route_add+0x1c/0x140 [ 5177.006245][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5177.006245][ T10] inet6_addr_add+0x4f8/0xa40 [ 5177.006245][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5177.006245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.006245][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.006245][ T10] netlink_unicast+0x449/0x710 [ 5177.006245][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.006245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.006245][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.006245][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.006245][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.006245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.006245][ T10] [ 5177.008489][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5177.008489][ T10] netdev_get_by_index+0x5e/0x80 [ 5177.008489][ T10] fib6_nh_init+0x3d8/0x1580 [ 5177.008489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5177.008489][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5177.008489][ T10] ipv6_add_addr+0x411/0x2000 [ 5177.008489][ T10] inet6_addr_add+0x30e/0xa40 [ 5177.008489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5177.008489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.008489][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.008489][ T10] netlink_unicast+0x449/0x710 [ 5177.008489][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.008489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.008489][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.008489][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.008489][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.008489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.008489][ T10] [ 5177.010661][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5177.010661][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5177.010661][ T10] ipv6_find_idev+0x102/0x170 [ 5177.010661][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5177.010661][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.010661][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.010661][ T10] netlink_unicast+0x449/0x710 [ 5177.010661][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.010661][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.010661][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.010661][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.010661][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.010661][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.010661][ T10] [ 5177.012398][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5177.012398][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5177.012398][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5177.012398][ T10] ipv6_find_idev+0x102/0x170 [ 5177.012398][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5177.012398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5177.012398][ T10] netlink_rcv_skb+0x130/0x360 [ 5177.012398][ T10] netlink_unicast+0x449/0x710 [ 5177.012398][ T10] netlink_sendmsg+0x723/0xbe0 [ 5177.012398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5177.012398][ T10] ___sys_sendmsg+0xee/0x170 [ 5177.012398][ T10] __sys_sendmsg+0xcd/0x170 [ 5177.012398][ T10] do_syscall_64+0xc6/0x1e0 [ 5177.012398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5177.012398][ T10] [ 5187.255003][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5187.255461][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.255461][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5187.255461][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5187.255461][ T10] fib6_nh_init+0xa22/0x1580 [ 5187.255461][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.255461][ T10] ip6_route_add+0x1c/0x140 [ 5187.255461][ T10] inet6_rtm_newroute+0x104/0x110 [ 5187.255461][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.255461][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.255461][ T10] netlink_unicast+0x449/0x710 [ 5187.255461][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.255461][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.255461][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.255461][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.255461][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.255461][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.255461][ T10] [ 5187.257377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.257377][ T10] dst_init+0x84/0x4a0 [ 5187.257377][ T10] dst_alloc+0x97/0x150 [ 5187.257377][ T10] ip6_dst_alloc+0x23/0x90 [ 5187.257377][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5187.257377][ T10] ip6_pol_route+0x56f/0x840 [ 5187.257377][ T10] fib6_rule_lookup+0x456/0x630 [ 5187.257377][ T10] ip6_route_input+0x59c/0xa50 [ 5187.257377][ T10] ipv6_rcv+0x397/0x810 [ 5187.257377][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5187.257377][ T10] process_backlog+0x101/0x620 [ 5187.257377][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5187.257377][ T10] net_rx_action+0x495/0xbe0 [ 5187.257377][ T10] __do_softirq+0x1b5/0x7f6 [ 5187.257377][ T10] [ 5187.259052][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.259052][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.259052][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.259052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.259052][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5187.259052][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5187.259052][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5187.259052][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5187.259052][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5187.259052][ T10] addrconf_dad_begin+0x310/0x670 [ 5187.259052][ T10] addrconf_dad_work+0x10b/0xab0 [ 5187.259052][ T10] process_one_work+0x84d/0x18a0 [ 5187.259052][ T10] worker_thread+0x587/0xd30 [ 5187.259052][ T10] kthread+0x28a/0x350 [ 5187.259052][ T10] ret_from_fork+0x31/0x70 [ 5187.259052][ T10] ret_from_fork_asm+0x1a/0x30 [ 5187.259052][ T10] [ 5187.260988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.260988][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.260988][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.260988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.260988][ T10] ip6_route_add+0x1c/0x140 [ 5187.260988][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5187.260988][ T10] inet6_addr_add+0x4f8/0xa40 [ 5187.260988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.260988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.260988][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.260988][ T10] netlink_unicast+0x449/0x710 [ 5187.260988][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.260988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.260988][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.260988][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.260988][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.260988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.260988][ T10] [ 5187.263005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.263005][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.263005][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.263005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.263005][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5187.263005][ T10] ipv6_add_addr+0x411/0x2000 [ 5187.263005][ T10] inet6_addr_add+0x30e/0xa40 [ 5187.263005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.263005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.263005][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.263005][ T10] netlink_unicast+0x449/0x710 [ 5187.263005][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.263005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.263005][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.263005][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.263005][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.263005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.263005][ T10] [ 5187.265022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.265022][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.265022][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.265022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.265022][ T10] ip6_route_add+0x1c/0x140 [ 5187.265022][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5187.265022][ T10] addrconf_add_dev+0xe2/0x170 [ 5187.265022][ T10] inet6_addr_add+0x12f/0xa40 [ 5187.265022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.265022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.265022][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.265022][ T10] netlink_unicast+0x449/0x710 [ 5187.265022][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.265022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.265022][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.265022][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.265022][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.265022][ T10] [ 5187.266995][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.266995][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5187.266995][ T10] ipv6_find_idev+0x102/0x170 [ 5187.266995][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.266995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.266995][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.266995][ T10] netlink_unicast+0x449/0x710 [ 5187.266995][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.266995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.266995][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.266995][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.266995][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.266995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.266995][ T10] [ 5187.268548][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5187.268548][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5187.268548][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5187.268548][ T10] ipv6_find_idev+0x102/0x170 [ 5187.268548][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.268548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.268548][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.268548][ T10] netlink_unicast+0x449/0x710 [ 5187.268548][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.268548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.268548][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.268548][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.268548][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.268548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.268548][ T10] [ 5187.270256][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5187.270537][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5187.270537][ T10] dst_init+0x84/0x4a0 [ 5187.270537][ T10] dst_alloc+0x97/0x150 [ 5187.270537][ T10] ip6_dst_alloc+0x23/0x90 [ 5187.270537][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5187.270537][ T10] ip6_pol_route+0x56f/0x840 [ 5187.270537][ T10] fib6_rule_lookup+0x456/0x630 [ 5187.270537][ T10] ip6_route_input+0x59c/0xa50 [ 5187.270537][ T10] ipv6_rcv+0x397/0x810 [ 5187.270537][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5187.270537][ T10] process_backlog+0x101/0x620 [ 5187.270537][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5187.270537][ T10] net_rx_action+0x495/0xbe0 [ 5187.270537][ T10] __do_softirq+0x1b5/0x7f6 [ 5187.270537][ T10] [ 5187.272191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.272191][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5187.272191][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5187.272191][ T10] fib6_nh_init+0xa22/0x1580 [ 5187.272191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.272191][ T10] ip6_route_add+0x1c/0x140 [ 5187.272191][ T10] inet6_rtm_newroute+0x104/0x110 [ 5187.272191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.272191][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.272191][ T10] netlink_unicast+0x449/0x710 [ 5187.272191][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.272191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.272191][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.272191][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.272191][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.272191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.272191][ T10] [ 5187.274081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.274081][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.274081][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.274081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.274081][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5187.274081][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5187.274081][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5187.274081][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5187.274081][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5187.274081][ T10] addrconf_dad_begin+0x310/0x670 [ 5187.274081][ T10] addrconf_dad_work+0x10b/0xab0 [ 5187.274081][ T10] process_one_work+0x84d/0x18a0 [ 5187.274081][ T10] worker_thread+0x587/0xd30 [ 5187.274081][ T10] kthread+0x28a/0x350 [ 5187.274081][ T10] ret_from_fork+0x31/0x70 [ 5187.274081][ T10] ret_from_fork_asm+0x1a/0x30 [ 5187.274081][ T10] [ 5187.276096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.276096][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.276096][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.276096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.276096][ T10] ip6_route_add+0x1c/0x140 [ 5187.276096][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5187.276096][ T10] inet6_addr_add+0x4f8/0xa40 [ 5187.276096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.276096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.276096][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.276096][ T10] netlink_unicast+0x449/0x710 [ 5187.276096][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.276096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.276096][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.276096][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.276096][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.276096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.276096][ T10] [ 5187.278107][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.278107][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.278107][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.278107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.278107][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5187.278107][ T10] ipv6_add_addr+0x411/0x2000 [ 5187.278107][ T10] inet6_addr_add+0x30e/0xa40 [ 5187.278107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.278107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.278107][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.278107][ T10] netlink_unicast+0x449/0x710 [ 5187.278107][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.278107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.278107][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.278107][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.278107][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.278107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.278107][ T10] [ 5187.280132][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.280132][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.280132][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.280132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.280132][ T10] ip6_route_add+0x1c/0x140 [ 5187.280132][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5187.280132][ T10] addrconf_add_dev+0xe2/0x170 [ 5187.280132][ T10] inet6_addr_add+0x12f/0xa40 [ 5187.280132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.280132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.280132][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.280132][ T10] netlink_unicast+0x449/0x710 [ 5187.280132][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.280132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.280132][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.280132][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.280132][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.280132][ T10] [ 5187.282303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.282303][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5187.282303][ T10] ipv6_find_idev+0x102/0x170 [ 5187.282303][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.282303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.282303][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.282303][ T10] netlink_unicast+0x449/0x710 [ 5187.282303][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.282303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.282303][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.282303][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.282303][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.282303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.282303][ T10] [ 5187.284021][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5187.284021][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5187.284021][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5187.284021][ T10] ipv6_find_idev+0x102/0x170 [ 5187.284021][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.284021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.284021][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.284021][ T10] netlink_unicast+0x449/0x710 [ 5187.284021][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.284021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.284021][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.284021][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.284021][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.284021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.284021][ T10] [ 5187.285969][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5187.286213][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5187.286213][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.286213][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.286213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.286213][ T10] ip6_route_add+0x1c/0x140 [ 5187.286213][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5187.286213][ T10] inet6_addr_add+0x4f8/0xa40 [ 5187.286213][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.286213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.286213][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.286213][ T10] netlink_unicast+0x449/0x710 [ 5187.286213][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.286213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.286213][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.286213][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.286213][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.286213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.286213][ T10] [ 5187.288455][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5187.288455][ T10] netdev_get_by_index+0x5e/0x80 [ 5187.288455][ T10] fib6_nh_init+0x3d8/0x1580 [ 5187.288455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5187.288455][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5187.288455][ T10] ipv6_add_addr+0x411/0x2000 [ 5187.288455][ T10] inet6_addr_add+0x30e/0xa40 [ 5187.288455][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5187.288455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.288455][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.288455][ T10] netlink_unicast+0x449/0x710 [ 5187.288455][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.288455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.288455][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.288455][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.288455][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.288455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.288455][ T10] [ 5187.290643][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5187.290643][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5187.290643][ T10] ipv6_find_idev+0x102/0x170 [ 5187.290643][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.290643][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.290643][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.290643][ T10] netlink_unicast+0x449/0x710 [ 5187.290643][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.290643][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.290643][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.290643][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.290643][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.290643][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.290643][ T10] [ 5187.292432][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5187.292432][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5187.292432][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5187.292432][ T10] ipv6_find_idev+0x102/0x170 [ 5187.292432][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5187.292432][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5187.292432][ T10] netlink_rcv_skb+0x130/0x360 [ 5187.292432][ T10] netlink_unicast+0x449/0x710 [ 5187.292432][ T10] netlink_sendmsg+0x723/0xbe0 [ 5187.292432][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5187.292432][ T10] ___sys_sendmsg+0xee/0x170 [ 5187.292432][ T10] __sys_sendmsg+0xcd/0x170 [ 5187.292432][ T10] do_syscall_64+0xc6/0x1e0 [ 5187.292432][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5187.292432][ T10] [ 5197.294979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5197.295533][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.295533][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5197.295533][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5197.295533][ T10] fib6_nh_init+0xa22/0x1580 [ 5197.295533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.295533][ T10] ip6_route_add+0x1c/0x140 [ 5197.295533][ T10] inet6_rtm_newroute+0x104/0x110 [ 5197.295533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.295533][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.295533][ T10] netlink_unicast+0x449/0x710 [ 5197.295533][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.295533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.295533][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.295533][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.295533][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.295533][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.295533][ T10] [ 5197.298591][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.298591][ T10] dst_init+0x84/0x4a0 [ 5197.298591][ T10] dst_alloc+0x97/0x150 [ 5197.298591][ T10] ip6_dst_alloc+0x23/0x90 [ 5197.298591][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5197.298591][ T10] ip6_pol_route+0x56f/0x840 [ 5197.298591][ T10] fib6_rule_lookup+0x456/0x630 [ 5197.298591][ T10] ip6_route_input+0x59c/0xa50 [ 5197.298591][ T10] ipv6_rcv+0x397/0x810 [ 5197.298591][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5197.298591][ T10] process_backlog+0x101/0x620 [ 5197.298591][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5197.298591][ T10] net_rx_action+0x495/0xbe0 [ 5197.298591][ T10] __do_softirq+0x1b5/0x7f6 [ 5197.298591][ T10] [ 5197.301262][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.301262][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.301262][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.301262][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.301262][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5197.301262][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5197.301262][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5197.301262][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5197.301262][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5197.301262][ T10] addrconf_dad_begin+0x310/0x670 [ 5197.301262][ T10] addrconf_dad_work+0x10b/0xab0 [ 5197.301262][ T10] process_one_work+0x84d/0x18a0 [ 5197.301262][ T10] worker_thread+0x587/0xd30 [ 5197.301262][ T10] kthread+0x28a/0x350 [ 5197.301262][ T10] ret_from_fork+0x31/0x70 [ 5197.301262][ T10] ret_from_fork_asm+0x1a/0x30 [ 5197.301262][ T10] [ 5197.304367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.304367][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.304367][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.304367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.304367][ T10] ip6_route_add+0x1c/0x140 [ 5197.304367][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5197.304367][ T10] inet6_addr_add+0x4f8/0xa40 [ 5197.304367][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.304367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.304367][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.304367][ T10] netlink_unicast+0x449/0x710 [ 5197.304367][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.304367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.304367][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.304367][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.304367][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.304367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.304367][ T10] [ 5197.307587][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.307587][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.307587][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.307587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.307587][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5197.307587][ T10] ipv6_add_addr+0x411/0x2000 [ 5197.307587][ T10] inet6_addr_add+0x30e/0xa40 [ 5197.307587][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.307587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.307587][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.307587][ T10] netlink_unicast+0x449/0x710 [ 5197.307587][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.307587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.307587][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.307587][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.307587][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.307587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.307587][ T10] [ 5197.310793][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.310793][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.310793][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.310793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.310793][ T10] ip6_route_add+0x1c/0x140 [ 5197.310793][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5197.310793][ T10] addrconf_add_dev+0xe2/0x170 [ 5197.310793][ T10] inet6_addr_add+0x12f/0xa40 [ 5197.310793][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.310793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.310793][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.310793][ T10] netlink_unicast+0x449/0x710 [ 5197.310793][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.310793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.310793][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.310793][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.310793][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.310793][ T10] [ 5197.313953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.313953][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5197.313953][ T10] ipv6_find_idev+0x102/0x170 [ 5197.313953][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.313953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.313953][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.313953][ T10] netlink_unicast+0x449/0x710 [ 5197.313953][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.313953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.313953][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.313953][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.313953][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.313953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.313953][ T10] [ 5197.316433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5197.316433][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5197.316433][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5197.316433][ T10] ipv6_find_idev+0x102/0x170 [ 5197.316433][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.316433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.316433][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.316433][ T10] netlink_unicast+0x449/0x710 [ 5197.316433][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.316433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.316433][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.316433][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.316433][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.316433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.316433][ T10] [ 5197.319167][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5197.319606][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5197.319606][ T10] dst_init+0x84/0x4a0 [ 5197.319606][ T10] dst_alloc+0x97/0x150 [ 5197.319606][ T10] ip6_dst_alloc+0x23/0x90 [ 5197.319606][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5197.319606][ T10] ip6_pol_route+0x56f/0x840 [ 5197.319606][ T10] fib6_rule_lookup+0x456/0x630 [ 5197.319606][ T10] ip6_route_input+0x59c/0xa50 [ 5197.319606][ T10] ipv6_rcv+0x397/0x810 [ 5197.319606][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5197.319606][ T10] process_backlog+0x101/0x620 [ 5197.319606][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5197.319606][ T10] net_rx_action+0x495/0xbe0 [ 5197.319606][ T10] __do_softirq+0x1b5/0x7f6 [ 5197.319606][ T10] [ 5197.322248][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.322248][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5197.322248][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5197.322248][ T10] fib6_nh_init+0xa22/0x1580 [ 5197.322248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.322248][ T10] ip6_route_add+0x1c/0x140 [ 5197.322248][ T10] inet6_rtm_newroute+0x104/0x110 [ 5197.322248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.322248][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.322248][ T10] netlink_unicast+0x449/0x710 [ 5197.322248][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.322248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.322248][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.322248][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.322248][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.322248][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.322248][ T10] [ 5197.325254][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.325254][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.325254][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.325254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.325254][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5197.325254][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5197.325254][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5197.325254][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5197.325254][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5197.325254][ T10] addrconf_dad_begin+0x310/0x670 [ 5197.325254][ T10] addrconf_dad_work+0x10b/0xab0 [ 5197.325254][ T10] process_one_work+0x84d/0x18a0 [ 5197.325254][ T10] worker_thread+0x587/0xd30 [ 5197.325254][ T10] kthread+0x28a/0x350 [ 5197.325254][ T10] ret_from_fork+0x31/0x70 [ 5197.325254][ T10] ret_from_fork_asm+0x1a/0x30 [ 5197.325254][ T10] [ 5197.328342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.328342][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.328342][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.328342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.328342][ T10] ip6_route_add+0x1c/0x140 [ 5197.328342][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5197.328342][ T10] inet6_addr_add+0x4f8/0xa40 [ 5197.328342][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.328342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.328342][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.328342][ T10] netlink_unicast+0x449/0x710 [ 5197.328342][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.328342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.328342][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.328342][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.328342][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.328342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.328342][ T10] [ 5197.331576][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.331576][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.331576][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.331576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.331576][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5197.331576][ T10] ipv6_add_addr+0x411/0x2000 [ 5197.331576][ T10] inet6_addr_add+0x30e/0xa40 [ 5197.331576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.331576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.331576][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.331576][ T10] netlink_unicast+0x449/0x710 [ 5197.331576][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.331576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.331576][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.331576][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.331576][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.331576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.331576][ T10] [ 5197.334847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.334847][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.334847][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.334847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.334847][ T10] ip6_route_add+0x1c/0x140 [ 5197.334847][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5197.334847][ T10] addrconf_add_dev+0xe2/0x170 [ 5197.334847][ T10] inet6_addr_add+0x12f/0xa40 [ 5197.334847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.334847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.334847][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.334847][ T10] netlink_unicast+0x449/0x710 [ 5197.334847][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.334847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.334847][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.334847][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.334847][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.334847][ T10] [ 5197.338244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.338244][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5197.338244][ T10] ipv6_find_idev+0x102/0x170 [ 5197.338244][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.338244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.338244][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.338244][ T10] netlink_unicast+0x449/0x710 [ 5197.338244][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.338244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.338244][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.338244][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.338244][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.338244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.338244][ T10] [ 5197.341071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5197.341071][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5197.341071][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5197.341071][ T10] ipv6_find_idev+0x102/0x170 [ 5197.341071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.341071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.341071][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.341071][ T10] netlink_unicast+0x449/0x710 [ 5197.341071][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.341071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.341071][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.341071][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.341071][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.341071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.341071][ T10] [ 5197.344302][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5197.344680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5197.344680][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.344680][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.344680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.344680][ T10] ip6_route_add+0x1c/0x140 [ 5197.344680][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5197.344680][ T10] inet6_addr_add+0x4f8/0xa40 [ 5197.344680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.344680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.344680][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.344680][ T10] netlink_unicast+0x449/0x710 [ 5197.344680][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.344680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.344680][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.344680][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.344680][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.344680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.344680][ T10] [ 5197.348339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5197.348339][ T10] netdev_get_by_index+0x5e/0x80 [ 5197.348339][ T10] fib6_nh_init+0x3d8/0x1580 [ 5197.348339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5197.348339][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5197.348339][ T10] ipv6_add_addr+0x411/0x2000 [ 5197.348339][ T10] inet6_addr_add+0x30e/0xa40 [ 5197.348339][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5197.348339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.348339][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.348339][ T10] netlink_unicast+0x449/0x710 [ 5197.348339][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.348339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.348339][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.348339][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.348339][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.348339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.348339][ T10] [ 5197.351904][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5197.351904][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5197.351904][ T10] ipv6_find_idev+0x102/0x170 [ 5197.351904][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.351904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.351904][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.351904][ T10] netlink_unicast+0x449/0x710 [ 5197.351904][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.351904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.351904][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.351904][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.351904][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.351904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.351904][ T10] [ 5197.354726][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5197.354726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5197.354726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5197.354726][ T10] ipv6_find_idev+0x102/0x170 [ 5197.354726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5197.354726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5197.354726][ T10] netlink_rcv_skb+0x130/0x360 [ 5197.354726][ T10] netlink_unicast+0x449/0x710 [ 5197.354726][ T10] netlink_sendmsg+0x723/0xbe0 [ 5197.354726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5197.354726][ T10] ___sys_sendmsg+0xee/0x170 [ 5197.354726][ T10] __sys_sendmsg+0xcd/0x170 [ 5197.354726][ T10] do_syscall_64+0xc6/0x1e0 [ 5197.354726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5197.354726][ T10] [ 5207.598980][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5207.599463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.599463][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5207.599463][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5207.599463][ T10] fib6_nh_init+0xa22/0x1580 [ 5207.599463][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.599463][ T10] ip6_route_add+0x1c/0x140 [ 5207.599463][ T10] inet6_rtm_newroute+0x104/0x110 [ 5207.599463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.599463][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.599463][ T10] netlink_unicast+0x449/0x710 [ 5207.599463][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.599463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.599463][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.599463][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.599463][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.599463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.599463][ T10] [ 5207.601390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.601390][ T10] dst_init+0x84/0x4a0 [ 5207.601390][ T10] dst_alloc+0x97/0x150 [ 5207.601390][ T10] ip6_dst_alloc+0x23/0x90 [ 5207.601390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5207.601390][ T10] ip6_pol_route+0x56f/0x840 [ 5207.601390][ T10] fib6_rule_lookup+0x456/0x630 [ 5207.601390][ T10] ip6_route_input+0x59c/0xa50 [ 5207.601390][ T10] ipv6_rcv+0x397/0x810 [ 5207.601390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5207.601390][ T10] process_backlog+0x101/0x620 [ 5207.601390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5207.601390][ T10] net_rx_action+0x495/0xbe0 [ 5207.601390][ T10] __do_softirq+0x1b5/0x7f6 [ 5207.601390][ T10] [ 5207.603049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.603049][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.603049][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.603049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.603049][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5207.603049][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5207.603049][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5207.603049][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5207.603049][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5207.603049][ T10] addrconf_dad_begin+0x310/0x670 [ 5207.603049][ T10] addrconf_dad_work+0x10b/0xab0 [ 5207.603049][ T10] process_one_work+0x84d/0x18a0 [ 5207.603049][ T10] worker_thread+0x587/0xd30 [ 5207.603049][ T10] kthread+0x28a/0x350 [ 5207.603049][ T10] ret_from_fork+0x31/0x70 [ 5207.603049][ T10] ret_from_fork_asm+0x1a/0x30 [ 5207.603049][ T10] [ 5207.604974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.604974][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.604974][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.604974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.604974][ T10] ip6_route_add+0x1c/0x140 [ 5207.604974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5207.604974][ T10] inet6_addr_add+0x4f8/0xa40 [ 5207.604974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.604974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.604974][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.604974][ T10] netlink_unicast+0x449/0x710 [ 5207.604974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.604974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.604974][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.604974][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.604974][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.604974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.604974][ T10] [ 5207.606978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.606978][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.606978][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.606978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.606978][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5207.606978][ T10] ipv6_add_addr+0x411/0x2000 [ 5207.606978][ T10] inet6_addr_add+0x30e/0xa40 [ 5207.606978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.606978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.606978][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.606978][ T10] netlink_unicast+0x449/0x710 [ 5207.606978][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.606978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.606978][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.606978][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.606978][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.606978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.606978][ T10] [ 5207.608985][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.608985][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.608985][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.608985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.608985][ T10] ip6_route_add+0x1c/0x140 [ 5207.608985][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5207.608985][ T10] addrconf_add_dev+0xe2/0x170 [ 5207.608985][ T10] inet6_addr_add+0x12f/0xa40 [ 5207.608985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.608985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.608985][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.608985][ T10] netlink_unicast+0x449/0x710 [ 5207.608985][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.608985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.608985][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.608985][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.608985][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.608985][ T10] [ 5207.610952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.610952][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5207.610952][ T10] ipv6_find_idev+0x102/0x170 [ 5207.610952][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.610952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.610952][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.610952][ T10] netlink_unicast+0x449/0x710 [ 5207.610952][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.610952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.610952][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.610952][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.610952][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.610952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.610952][ T10] [ 5207.612500][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5207.612500][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5207.612500][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5207.612500][ T10] ipv6_find_idev+0x102/0x170 [ 5207.612500][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.612500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.612500][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.612500][ T10] netlink_unicast+0x449/0x710 [ 5207.612500][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.612500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.612500][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.612500][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.612500][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.612500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.612500][ T10] [ 5207.614203][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5207.614487][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5207.614487][ T10] dst_init+0x84/0x4a0 [ 5207.614487][ T10] dst_alloc+0x97/0x150 [ 5207.614487][ T10] ip6_dst_alloc+0x23/0x90 [ 5207.614487][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5207.614487][ T10] ip6_pol_route+0x56f/0x840 [ 5207.614487][ T10] fib6_rule_lookup+0x456/0x630 [ 5207.614487][ T10] ip6_route_input+0x59c/0xa50 [ 5207.614487][ T10] ipv6_rcv+0x397/0x810 [ 5207.614487][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5207.614487][ T10] process_backlog+0x101/0x620 [ 5207.614487][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5207.614487][ T10] net_rx_action+0x495/0xbe0 [ 5207.614487][ T10] __do_softirq+0x1b5/0x7f6 [ 5207.614487][ T10] [ 5207.616133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.616133][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5207.616133][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5207.616133][ T10] fib6_nh_init+0xa22/0x1580 [ 5207.616133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.616133][ T10] ip6_route_add+0x1c/0x140 [ 5207.616133][ T10] inet6_rtm_newroute+0x104/0x110 [ 5207.616133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.616133][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.616133][ T10] netlink_unicast+0x449/0x710 [ 5207.616133][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.616133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.616133][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.616133][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.616133][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.616133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.616133][ T10] [ 5207.618009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.618009][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.618009][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.618009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.618009][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5207.618009][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5207.618009][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5207.618009][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5207.618009][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5207.618009][ T10] addrconf_dad_begin+0x310/0x670 [ 5207.618009][ T10] addrconf_dad_work+0x10b/0xab0 [ 5207.618009][ T10] process_one_work+0x84d/0x18a0 [ 5207.618009][ T10] worker_thread+0x587/0xd30 [ 5207.618009][ T10] kthread+0x28a/0x350 [ 5207.618009][ T10] ret_from_fork+0x31/0x70 [ 5207.618009][ T10] ret_from_fork_asm+0x1a/0x30 [ 5207.618009][ T10] [ 5207.619927][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.619927][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.619927][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.619927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.619927][ T10] ip6_route_add+0x1c/0x140 [ 5207.619927][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5207.619927][ T10] inet6_addr_add+0x4f8/0xa40 [ 5207.619927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.619927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.619927][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.619927][ T10] netlink_unicast+0x449/0x710 [ 5207.619927][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.619927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.619927][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.619927][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.619927][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.619927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.619927][ T10] [ 5207.621928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.621928][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.621928][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.621928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.621928][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5207.621928][ T10] ipv6_add_addr+0x411/0x2000 [ 5207.621928][ T10] inet6_addr_add+0x30e/0xa40 [ 5207.621928][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.621928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.621928][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.621928][ T10] netlink_unicast+0x449/0x710 [ 5207.621928][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.621928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.621928][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.621928][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.621928][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.621928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.621928][ T10] [ 5207.623943][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.623943][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.623943][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.623943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.623943][ T10] ip6_route_add+0x1c/0x140 [ 5207.623943][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5207.623943][ T10] addrconf_add_dev+0xe2/0x170 [ 5207.623943][ T10] inet6_addr_add+0x12f/0xa40 [ 5207.623943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.623943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.623943][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.623943][ T10] netlink_unicast+0x449/0x710 [ 5207.623943][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.623943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.623943][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.623943][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.623943][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.623943][ T10] [ 5207.626099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.626099][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5207.626099][ T10] ipv6_find_idev+0x102/0x170 [ 5207.626099][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.626099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.626099][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.626099][ T10] netlink_unicast+0x449/0x710 [ 5207.626099][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.626099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.626099][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.626099][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.626099][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.626099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.626099][ T10] [ 5207.627833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5207.627833][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5207.627833][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5207.627833][ T10] ipv6_find_idev+0x102/0x170 [ 5207.627833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.627833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.627833][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.627833][ T10] netlink_unicast+0x449/0x710 [ 5207.627833][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.627833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.627833][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.627833][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.627833][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.627833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.627833][ T10] [ 5207.629759][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5207.630007][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5207.630007][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.630007][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.630007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.630007][ T10] ip6_route_add+0x1c/0x140 [ 5207.630007][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5207.630007][ T10] inet6_addr_add+0x4f8/0xa40 [ 5207.630007][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.630007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.630007][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.630007][ T10] netlink_unicast+0x449/0x710 [ 5207.630007][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.630007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.630007][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.630007][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.630007][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.630007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.630007][ T10] [ 5207.632287][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5207.632287][ T10] netdev_get_by_index+0x5e/0x80 [ 5207.632287][ T10] fib6_nh_init+0x3d8/0x1580 [ 5207.632287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5207.632287][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5207.632287][ T10] ipv6_add_addr+0x411/0x2000 [ 5207.632287][ T10] inet6_addr_add+0x30e/0xa40 [ 5207.632287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5207.632287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.632287][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.632287][ T10] netlink_unicast+0x449/0x710 [ 5207.632287][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.632287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.632287][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.632287][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.632287][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.632287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.632287][ T10] [ 5207.634480][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5207.634480][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5207.634480][ T10] ipv6_find_idev+0x102/0x170 [ 5207.634480][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.634480][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.634480][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.634480][ T10] netlink_unicast+0x449/0x710 [ 5207.634480][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.634480][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.634480][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.634480][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.634480][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.634480][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.634480][ T10] [ 5207.636272][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5207.636272][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5207.636272][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5207.636272][ T10] ipv6_find_idev+0x102/0x170 [ 5207.636272][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5207.636272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5207.636272][ T10] netlink_rcv_skb+0x130/0x360 [ 5207.636272][ T10] netlink_unicast+0x449/0x710 [ 5207.636272][ T10] netlink_sendmsg+0x723/0xbe0 [ 5207.636272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5207.636272][ T10] ___sys_sendmsg+0xee/0x170 [ 5207.636272][ T10] __sys_sendmsg+0xcd/0x170 [ 5207.636272][ T10] do_syscall_64+0xc6/0x1e0 [ 5207.636272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5207.636272][ T10] [ 5217.839093][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5217.839600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.839600][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5217.839600][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5217.839600][ T10] fib6_nh_init+0xa22/0x1580 [ 5217.839600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.839600][ T10] ip6_route_add+0x1c/0x140 [ 5217.839600][ T10] inet6_rtm_newroute+0x104/0x110 [ 5217.839600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.839600][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.839600][ T10] netlink_unicast+0x449/0x710 [ 5217.839600][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.839600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.839600][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.839600][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.839600][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.839600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.839600][ T10] [ 5217.841531][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.841531][ T10] dst_init+0x84/0x4a0 [ 5217.841531][ T10] dst_alloc+0x97/0x150 [ 5217.841531][ T10] ip6_dst_alloc+0x23/0x90 [ 5217.841531][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5217.841531][ T10] ip6_pol_route+0x56f/0x840 [ 5217.841531][ T10] fib6_rule_lookup+0x456/0x630 [ 5217.841531][ T10] ip6_route_input+0x59c/0xa50 [ 5217.841531][ T10] ipv6_rcv+0x397/0x810 [ 5217.841531][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5217.841531][ T10] process_backlog+0x101/0x620 [ 5217.841531][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5217.841531][ T10] net_rx_action+0x495/0xbe0 [ 5217.841531][ T10] __do_softirq+0x1b5/0x7f6 [ 5217.841531][ T10] [ 5217.843188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.843188][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.843188][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.843188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.843188][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5217.843188][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5217.843188][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5217.843188][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5217.843188][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5217.843188][ T10] addrconf_dad_begin+0x310/0x670 [ 5217.843188][ T10] addrconf_dad_work+0x10b/0xab0 [ 5217.843188][ T10] process_one_work+0x84d/0x18a0 [ 5217.843188][ T10] worker_thread+0x587/0xd30 [ 5217.843188][ T10] kthread+0x28a/0x350 [ 5217.843188][ T10] ret_from_fork+0x31/0x70 [ 5217.843188][ T10] ret_from_fork_asm+0x1a/0x30 [ 5217.843188][ T10] [ 5217.845110][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.845110][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.845110][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.845110][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.845110][ T10] ip6_route_add+0x1c/0x140 [ 5217.845110][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5217.845110][ T10] inet6_addr_add+0x4f8/0xa40 [ 5217.845110][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.845110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.845110][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.845110][ T10] netlink_unicast+0x449/0x710 [ 5217.845110][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.845110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.845110][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.845110][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.845110][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.845110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.845110][ T10] [ 5217.847132][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.847132][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.847132][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.847132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.847132][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5217.847132][ T10] ipv6_add_addr+0x411/0x2000 [ 5217.847132][ T10] inet6_addr_add+0x30e/0xa40 [ 5217.847132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.847132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.847132][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.847132][ T10] netlink_unicast+0x449/0x710 [ 5217.847132][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.847132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.847132][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.847132][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.847132][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.847132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.847132][ T10] [ 5217.849131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.849131][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.849131][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.849131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.849131][ T10] ip6_route_add+0x1c/0x140 [ 5217.849131][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5217.849131][ T10] addrconf_add_dev+0xe2/0x170 [ 5217.849131][ T10] inet6_addr_add+0x12f/0xa40 [ 5217.849131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.849131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.849131][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.849131][ T10] netlink_unicast+0x449/0x710 [ 5217.849131][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.849131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.849131][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.849131][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.849131][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.849131][ T10] [ 5217.851132][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.851132][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5217.851132][ T10] ipv6_find_idev+0x102/0x170 [ 5217.851132][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.851132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.851132][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.851132][ T10] netlink_unicast+0x449/0x710 [ 5217.851132][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.851132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.851132][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.851132][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.851132][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.851132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.851132][ T10] [ 5217.852673][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5217.852673][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5217.852673][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5217.852673][ T10] ipv6_find_idev+0x102/0x170 [ 5217.852673][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.852673][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.852673][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.852673][ T10] netlink_unicast+0x449/0x710 [ 5217.852673][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.852673][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.852673][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.852673][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.852673][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.852673][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.852673][ T10] [ 5217.854375][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5217.854667][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5217.854667][ T10] dst_init+0x84/0x4a0 [ 5217.854667][ T10] dst_alloc+0x97/0x150 [ 5217.854667][ T10] ip6_dst_alloc+0x23/0x90 [ 5217.854667][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5217.854667][ T10] ip6_pol_route+0x56f/0x840 [ 5217.854667][ T10] fib6_rule_lookup+0x456/0x630 [ 5217.854667][ T10] ip6_route_input+0x59c/0xa50 [ 5217.854667][ T10] ipv6_rcv+0x397/0x810 [ 5217.854667][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5217.854667][ T10] process_backlog+0x101/0x620 [ 5217.854667][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5217.854667][ T10] net_rx_action+0x495/0xbe0 [ 5217.854667][ T10] __do_softirq+0x1b5/0x7f6 [ 5217.854667][ T10] [ 5217.856298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.856298][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5217.856298][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5217.856298][ T10] fib6_nh_init+0xa22/0x1580 [ 5217.856298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.856298][ T10] ip6_route_add+0x1c/0x140 [ 5217.856298][ T10] inet6_rtm_newroute+0x104/0x110 [ 5217.856298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.856298][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.856298][ T10] netlink_unicast+0x449/0x710 [ 5217.856298][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.856298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.856298][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.856298][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.856298][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.856298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.856298][ T10] [ 5217.858174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.858174][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.858174][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.858174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.858174][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5217.858174][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5217.858174][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5217.858174][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5217.858174][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5217.858174][ T10] addrconf_dad_begin+0x310/0x670 [ 5217.858174][ T10] addrconf_dad_work+0x10b/0xab0 [ 5217.858174][ T10] process_one_work+0x84d/0x18a0 [ 5217.858174][ T10] worker_thread+0x587/0xd30 [ 5217.858174][ T10] kthread+0x28a/0x350 [ 5217.858174][ T10] ret_from_fork+0x31/0x70 [ 5217.858174][ T10] ret_from_fork_asm+0x1a/0x30 [ 5217.858174][ T10] [ 5217.860082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.860082][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.860082][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.860082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.860082][ T10] ip6_route_add+0x1c/0x140 [ 5217.860082][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5217.860082][ T10] inet6_addr_add+0x4f8/0xa40 [ 5217.860082][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.860082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.860082][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.860082][ T10] netlink_unicast+0x449/0x710 [ 5217.860082][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.860082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.860082][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.860082][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.860082][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.860082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.860082][ T10] [ 5217.862088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.862088][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.862088][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.862088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.862088][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5217.862088][ T10] ipv6_add_addr+0x411/0x2000 [ 5217.862088][ T10] inet6_addr_add+0x30e/0xa40 [ 5217.862088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.862088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.862088][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.862088][ T10] netlink_unicast+0x449/0x710 [ 5217.862088][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.862088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.862088][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.862088][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.862088][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.862088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.862088][ T10] [ 5217.864092][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.864092][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.864092][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.864092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.864092][ T10] ip6_route_add+0x1c/0x140 [ 5217.864092][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5217.864092][ T10] addrconf_add_dev+0xe2/0x170 [ 5217.864092][ T10] inet6_addr_add+0x12f/0xa40 [ 5217.864092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.864092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.864092][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.864092][ T10] netlink_unicast+0x449/0x710 [ 5217.864092][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.864092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.864092][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.864092][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.864092][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.864092][ T10] [ 5217.866257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.866257][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5217.866257][ T10] ipv6_find_idev+0x102/0x170 [ 5217.866257][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.866257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.866257][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.866257][ T10] netlink_unicast+0x449/0x710 [ 5217.866257][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.866257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.866257][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.866257][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.866257][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.866257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.866257][ T10] [ 5217.867920][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5217.867920][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5217.867920][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5217.867920][ T10] ipv6_find_idev+0x102/0x170 [ 5217.867920][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.867920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.867920][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.867920][ T10] netlink_unicast+0x449/0x710 [ 5217.867920][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.867920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.867920][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.867920][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.867920][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.867920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.867920][ T10] [ 5217.869910][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5217.870149][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5217.870149][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.870149][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.870149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.870149][ T10] ip6_route_add+0x1c/0x140 [ 5217.870149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5217.870149][ T10] inet6_addr_add+0x4f8/0xa40 [ 5217.870149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.870149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.870149][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.870149][ T10] netlink_unicast+0x449/0x710 [ 5217.870149][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.870149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.870149][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.870149][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.870149][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.870149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.870149][ T10] [ 5217.872407][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5217.872407][ T10] netdev_get_by_index+0x5e/0x80 [ 5217.872407][ T10] fib6_nh_init+0x3d8/0x1580 [ 5217.872407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5217.872407][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5217.872407][ T10] ipv6_add_addr+0x411/0x2000 [ 5217.872407][ T10] inet6_addr_add+0x30e/0xa40 [ 5217.872407][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5217.872407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.872407][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.872407][ T10] netlink_unicast+0x449/0x710 [ 5217.872407][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.872407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.872407][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.872407][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.872407][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.872407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.872407][ T10] [ 5217.874640][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5217.874640][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5217.874640][ T10] ipv6_find_idev+0x102/0x170 [ 5217.874640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.874640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.874640][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.874640][ T10] netlink_unicast+0x449/0x710 [ 5217.874640][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.874640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.874640][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.874640][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.874640][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.874640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.874640][ T10] [ 5217.876370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5217.876370][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5217.876370][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5217.876370][ T10] ipv6_find_idev+0x102/0x170 [ 5217.876370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5217.876370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5217.876370][ T10] netlink_rcv_skb+0x130/0x360 [ 5217.876370][ T10] netlink_unicast+0x449/0x710 [ 5217.876370][ T10] netlink_sendmsg+0x723/0xbe0 [ 5217.876370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5217.876370][ T10] ___sys_sendmsg+0xee/0x170 [ 5217.876370][ T10] __sys_sendmsg+0xcd/0x170 [ 5217.876370][ T10] do_syscall_64+0xc6/0x1e0 [ 5217.876370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5217.876370][ T10] [ 5227.983043][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5227.983512][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.983512][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5227.983512][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5227.983512][ T10] fib6_nh_init+0xa22/0x1580 [ 5227.983512][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5227.983512][ T10] ip6_route_add+0x1c/0x140 [ 5227.983512][ T10] inet6_rtm_newroute+0x104/0x110 [ 5227.983512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.983512][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.983512][ T10] netlink_unicast+0x449/0x710 [ 5227.983512][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.983512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.983512][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.983512][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.983512][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.983512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5227.983512][ T10] [ 5227.985430][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.985430][ T10] dst_init+0x84/0x4a0 [ 5227.985430][ T10] dst_alloc+0x97/0x150 [ 5227.985430][ T10] ip6_dst_alloc+0x23/0x90 [ 5227.985430][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5227.985430][ T10] ip6_pol_route+0x56f/0x840 [ 5227.985430][ T10] fib6_rule_lookup+0x456/0x630 [ 5227.985430][ T10] ip6_route_input+0x59c/0xa50 [ 5227.985430][ T10] ipv6_rcv+0x397/0x810 [ 5227.985430][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5227.985430][ T10] process_backlog+0x101/0x620 [ 5227.985430][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5227.985430][ T10] net_rx_action+0x495/0xbe0 [ 5227.985430][ T10] __do_softirq+0x1b5/0x7f6 [ 5227.985430][ T10] [ 5227.987100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.987100][ T10] netdev_get_by_index+0x5e/0x80 [ 5227.987100][ T10] fib6_nh_init+0x3d8/0x1580 [ 5227.987100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5227.987100][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5227.987100][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5227.987100][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5227.987100][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5227.987100][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5227.987100][ T10] addrconf_dad_begin+0x310/0x670 [ 5227.987100][ T10] addrconf_dad_work+0x10b/0xab0 [ 5227.987100][ T10] process_one_work+0x84d/0x18a0 [ 5227.987100][ T10] worker_thread+0x587/0xd30 [ 5227.987100][ T10] kthread+0x28a/0x350 [ 5227.987100][ T10] ret_from_fork+0x31/0x70 [ 5227.987100][ T10] ret_from_fork_asm+0x1a/0x30 [ 5227.987100][ T10] [ 5227.989031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.989031][ T10] netdev_get_by_index+0x5e/0x80 [ 5227.989031][ T10] fib6_nh_init+0x3d8/0x1580 [ 5227.989031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5227.989031][ T10] ip6_route_add+0x1c/0x140 [ 5227.989031][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5227.989031][ T10] inet6_addr_add+0x4f8/0xa40 [ 5227.989031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5227.989031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.989031][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.989031][ T10] netlink_unicast+0x449/0x710 [ 5227.989031][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.989031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.989031][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.989031][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.989031][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.989031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5227.989031][ T10] [ 5227.991059][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.991059][ T10] netdev_get_by_index+0x5e/0x80 [ 5227.991059][ T10] fib6_nh_init+0x3d8/0x1580 [ 5227.991059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5227.991059][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5227.991059][ T10] ipv6_add_addr+0x411/0x2000 [ 5227.991059][ T10] inet6_addr_add+0x30e/0xa40 [ 5227.991059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5227.991059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.991059][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.991059][ T10] netlink_unicast+0x449/0x710 [ 5227.991059][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.991059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.991059][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.991059][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.991059][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.991059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5227.991059][ T10] [ 5227.993067][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.993067][ T10] netdev_get_by_index+0x5e/0x80 [ 5227.993067][ T10] fib6_nh_init+0x3d8/0x1580 [ 5227.993067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5227.993067][ T10] ip6_route_add+0x1c/0x140 [ 5227.993067][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5227.993067][ T10] addrconf_add_dev+0xe2/0x170 [ 5227.993067][ T10] inet6_addr_add+0x12f/0xa40 [ 5227.993067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5227.993067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.993067][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.993067][ T10] netlink_unicast+0x449/0x710 [ 5227.993067][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.993067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.993067][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.993067][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.993067][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.993067][ T10] [ 5227.995035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.995035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5227.995035][ T10] ipv6_find_idev+0x102/0x170 [ 5227.995035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5227.995035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.995035][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.995035][ T10] netlink_unicast+0x449/0x710 [ 5227.995035][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.995035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.995035][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.995035][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.995035][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.995035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5227.995035][ T10] [ 5227.996578][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5227.996578][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5227.996578][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5227.996578][ T10] ipv6_find_idev+0x102/0x170 [ 5227.996578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5227.996578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5227.996578][ T10] netlink_rcv_skb+0x130/0x360 [ 5227.996578][ T10] netlink_unicast+0x449/0x710 [ 5227.996578][ T10] netlink_sendmsg+0x723/0xbe0 [ 5227.996578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5227.996578][ T10] ___sys_sendmsg+0xee/0x170 [ 5227.996578][ T10] __sys_sendmsg+0xcd/0x170 [ 5227.996578][ T10] do_syscall_64+0xc6/0x1e0 [ 5227.996578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5227.996578][ T10] [ 5227.998294][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5227.998572][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5227.998572][ T10] dst_init+0x84/0x4a0 [ 5227.998572][ T10] dst_alloc+0x97/0x150 [ 5227.998572][ T10] ip6_dst_alloc+0x23/0x90 [ 5227.998572][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5227.998572][ T10] ip6_pol_route+0x56f/0x840 [ 5227.998572][ T10] fib6_rule_lookup+0x456/0x630 [ 5227.998572][ T10] ip6_route_input+0x59c/0xa50 [ 5227.998572][ T10] ipv6_rcv+0x397/0x810 [ 5227.998572][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5227.998572][ T10] process_backlog+0x101/0x620 [ 5227.998572][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5227.998572][ T10] net_rx_action+0x495/0xbe0 [ 5227.998572][ T10] __do_softirq+0x1b5/0x7f6 [ 5227.998572][ T10] [ 5228.000214][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.000214][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5228.000214][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5228.000214][ T10] fib6_nh_init+0xa22/0x1580 [ 5228.000214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.000214][ T10] ip6_route_add+0x1c/0x140 [ 5228.000214][ T10] inet6_rtm_newroute+0x104/0x110 [ 5228.000214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.000214][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.000214][ T10] netlink_unicast+0x449/0x710 [ 5228.000214][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.000214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.000214][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.000214][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.000214][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.000214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.000214][ T10] [ 5228.002101][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.002101][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.002101][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.002101][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.002101][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5228.002101][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5228.002101][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5228.002101][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5228.002101][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5228.002101][ T10] addrconf_dad_begin+0x310/0x670 [ 5228.002101][ T10] addrconf_dad_work+0x10b/0xab0 [ 5228.002101][ T10] process_one_work+0x84d/0x18a0 [ 5228.002101][ T10] worker_thread+0x587/0xd30 [ 5228.002101][ T10] kthread+0x28a/0x350 [ 5228.002101][ T10] ret_from_fork+0x31/0x70 [ 5228.002101][ T10] ret_from_fork_asm+0x1a/0x30 [ 5228.002101][ T10] [ 5228.004028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.004028][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.004028][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.004028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.004028][ T10] ip6_route_add+0x1c/0x140 [ 5228.004028][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5228.004028][ T10] inet6_addr_add+0x4f8/0xa40 [ 5228.004028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5228.004028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.004028][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.004028][ T10] netlink_unicast+0x449/0x710 [ 5228.004028][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.004028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.004028][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.004028][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.004028][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.004028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.004028][ T10] [ 5228.006037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.006037][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.006037][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.006037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.006037][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5228.006037][ T10] ipv6_add_addr+0x411/0x2000 [ 5228.006037][ T10] inet6_addr_add+0x30e/0xa40 [ 5228.006037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5228.006037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.006037][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.006037][ T10] netlink_unicast+0x449/0x710 [ 5228.006037][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.006037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.006037][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.006037][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.006037][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.006037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.006037][ T10] [ 5228.008049][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.008049][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.008049][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.008049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.008049][ T10] ip6_route_add+0x1c/0x140 [ 5228.008049][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5228.008049][ T10] addrconf_add_dev+0xe2/0x170 [ 5228.008049][ T10] inet6_addr_add+0x12f/0xa40 [ 5228.008049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5228.008049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.008049][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.008049][ T10] netlink_unicast+0x449/0x710 [ 5228.008049][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.008049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.008049][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.008049][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.008049][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.008049][ T10] [ 5228.010193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.010193][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5228.010193][ T10] ipv6_find_idev+0x102/0x170 [ 5228.010193][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5228.010193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.010193][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.010193][ T10] netlink_unicast+0x449/0x710 [ 5228.010193][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.010193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.010193][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.010193][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.010193][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.010193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.010193][ T10] [ 5228.011918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5228.011918][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5228.011918][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5228.011918][ T10] ipv6_find_idev+0x102/0x170 [ 5228.011918][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5228.011918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.011918][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.011918][ T10] netlink_unicast+0x449/0x710 [ 5228.011918][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.011918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.011918][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.011918][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.011918][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.011918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.011918][ T10] [ 5228.013858][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5228.014104][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5228.014104][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.014104][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.014104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.014104][ T10] ip6_route_add+0x1c/0x140 [ 5228.014104][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5228.014104][ T10] inet6_addr_add+0x4f8/0xa40 [ 5228.014104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5228.014104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.014104][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.014104][ T10] netlink_unicast+0x449/0x710 [ 5228.014104][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.014104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.014104][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.014104][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.014104][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.014104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.014104][ T10] [ 5228.016342][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5228.016342][ T10] netdev_get_by_index+0x5e/0x80 [ 5228.016342][ T10] fib6_nh_init+0x3d8/0x1580 [ 5228.016342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5228.016342][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5228.016342][ T10] ipv6_add_addr+0x411/0x2000 [ 5228.016342][ T10] inet6_addr_add+0x30e/0xa40 [ 5228.016342][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5228.016342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.016342][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.016342][ T10] netlink_unicast+0x449/0x710 [ 5228.016342][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.016342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.016342][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.016342][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.016342][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.016342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.016342][ T10] [ 5228.018590][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5228.018590][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5228.018590][ T10] ipv6_find_idev+0x102/0x170 [ 5228.018590][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5228.018590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.018590][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.018590][ T10] netlink_unicast+0x449/0x710 [ 5228.018590][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.018590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.018590][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.018590][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.018590][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.018590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.018590][ T10] [ 5228.020372][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5228.020372][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5228.020372][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5228.020372][ T10] ipv6_find_idev+0x102/0x170 [ 5228.020372][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5228.020372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5228.020372][ T10] netlink_rcv_skb+0x130/0x360 [ 5228.020372][ T10] netlink_unicast+0x449/0x710 [ 5228.020372][ T10] netlink_sendmsg+0x723/0xbe0 [ 5228.020372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5228.020372][ T10] ___sys_sendmsg+0xee/0x170 [ 5228.020372][ T10] __sys_sendmsg+0xcd/0x170 [ 5228.020372][ T10] do_syscall_64+0xc6/0x1e0 [ 5228.020372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5228.020372][ T10] [ 5238.030931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5238.031402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.031402][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5238.031402][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5238.031402][ T10] fib6_nh_init+0xa22/0x1580 [ 5238.031402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.031402][ T10] ip6_route_add+0x1c/0x140 [ 5238.031402][ T10] inet6_rtm_newroute+0x104/0x110 [ 5238.031402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.031402][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.031402][ T10] netlink_unicast+0x449/0x710 [ 5238.031402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.031402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.031402][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.031402][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.031402][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.031402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.031402][ T10] [ 5238.033330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.033330][ T10] dst_init+0x84/0x4a0 [ 5238.033330][ T10] dst_alloc+0x97/0x150 [ 5238.033330][ T10] ip6_dst_alloc+0x23/0x90 [ 5238.033330][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5238.033330][ T10] ip6_pol_route+0x56f/0x840 [ 5238.033330][ T10] fib6_rule_lookup+0x456/0x630 [ 5238.033330][ T10] ip6_route_input+0x59c/0xa50 [ 5238.033330][ T10] ipv6_rcv+0x397/0x810 [ 5238.033330][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5238.033330][ T10] process_backlog+0x101/0x620 [ 5238.033330][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5238.033330][ T10] net_rx_action+0x495/0xbe0 [ 5238.033330][ T10] __do_softirq+0x1b5/0x7f6 [ 5238.033330][ T10] [ 5238.034983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.034983][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.034983][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.034983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.034983][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5238.034983][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5238.034983][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5238.034983][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5238.034983][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5238.034983][ T10] addrconf_dad_begin+0x310/0x670 [ 5238.034983][ T10] addrconf_dad_work+0x10b/0xab0 [ 5238.034983][ T10] process_one_work+0x84d/0x18a0 [ 5238.034983][ T10] worker_thread+0x587/0xd30 [ 5238.034983][ T10] kthread+0x28a/0x350 [ 5238.034983][ T10] ret_from_fork+0x31/0x70 [ 5238.034983][ T10] ret_from_fork_asm+0x1a/0x30 [ 5238.034983][ T10] [ 5238.036905][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.036905][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.036905][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.036905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.036905][ T10] ip6_route_add+0x1c/0x140 [ 5238.036905][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5238.036905][ T10] inet6_addr_add+0x4f8/0xa40 [ 5238.036905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.036905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.036905][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.036905][ T10] netlink_unicast+0x449/0x710 [ 5238.036905][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.036905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.036905][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.036905][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.036905][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.036905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.036905][ T10] [ 5238.038907][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.038907][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.038907][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.038907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.038907][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5238.038907][ T10] ipv6_add_addr+0x411/0x2000 [ 5238.038907][ T10] inet6_addr_add+0x30e/0xa40 [ 5238.038907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.038907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.038907][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.038907][ T10] netlink_unicast+0x449/0x710 [ 5238.038907][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.038907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.038907][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.038907][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.038907][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.038907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.038907][ T10] [ 5238.040921][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.040921][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.040921][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.040921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.040921][ T10] ip6_route_add+0x1c/0x140 [ 5238.040921][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5238.040921][ T10] addrconf_add_dev+0xe2/0x170 [ 5238.040921][ T10] inet6_addr_add+0x12f/0xa40 [ 5238.040921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.040921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.040921][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.040921][ T10] netlink_unicast+0x449/0x710 [ 5238.040921][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.040921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.040921][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.040921][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.040921][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.040921][ T10] [ 5238.042885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.042885][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5238.042885][ T10] ipv6_find_idev+0x102/0x170 [ 5238.042885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.042885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.042885][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.042885][ T10] netlink_unicast+0x449/0x710 [ 5238.042885][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.042885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.042885][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.042885][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.042885][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.042885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.042885][ T10] [ 5238.044431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5238.044431][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5238.044431][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5238.044431][ T10] ipv6_find_idev+0x102/0x170 [ 5238.044431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.044431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.044431][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.044431][ T10] netlink_unicast+0x449/0x710 [ 5238.044431][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.044431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.044431][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.044431][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.044431][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.044431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.044431][ T10] [ 5238.046137][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5238.046411][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5238.046411][ T10] dst_init+0x84/0x4a0 [ 5238.046411][ T10] dst_alloc+0x97/0x150 [ 5238.046411][ T10] ip6_dst_alloc+0x23/0x90 [ 5238.046411][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5238.046411][ T10] ip6_pol_route+0x56f/0x840 [ 5238.046411][ T10] fib6_rule_lookup+0x456/0x630 [ 5238.046411][ T10] ip6_route_input+0x59c/0xa50 [ 5238.046411][ T10] ipv6_rcv+0x397/0x810 [ 5238.046411][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5238.046411][ T10] process_backlog+0x101/0x620 [ 5238.046411][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5238.046411][ T10] net_rx_action+0x495/0xbe0 [ 5238.046411][ T10] __do_softirq+0x1b5/0x7f6 [ 5238.046411][ T10] [ 5238.048060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.048060][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5238.048060][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5238.048060][ T10] fib6_nh_init+0xa22/0x1580 [ 5238.048060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.048060][ T10] ip6_route_add+0x1c/0x140 [ 5238.048060][ T10] inet6_rtm_newroute+0x104/0x110 [ 5238.048060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.048060][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.048060][ T10] netlink_unicast+0x449/0x710 [ 5238.048060][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.048060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.048060][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.048060][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.048060][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.048060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.048060][ T10] [ 5238.049942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.049942][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.049942][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.049942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.049942][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5238.049942][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5238.049942][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5238.049942][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5238.049942][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5238.049942][ T10] addrconf_dad_begin+0x310/0x670 [ 5238.049942][ T10] addrconf_dad_work+0x10b/0xab0 [ 5238.049942][ T10] process_one_work+0x84d/0x18a0 [ 5238.049942][ T10] worker_thread+0x587/0xd30 [ 5238.049942][ T10] kthread+0x28a/0x350 [ 5238.049942][ T10] ret_from_fork+0x31/0x70 [ 5238.049942][ T10] ret_from_fork_asm+0x1a/0x30 [ 5238.049942][ T10] [ 5238.051868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.051868][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.051868][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.051868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.051868][ T10] ip6_route_add+0x1c/0x140 [ 5238.051868][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5238.051868][ T10] inet6_addr_add+0x4f8/0xa40 [ 5238.051868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.051868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.051868][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.051868][ T10] netlink_unicast+0x449/0x710 [ 5238.051868][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.051868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.051868][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.051868][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.051868][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.051868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.051868][ T10] [ 5238.053865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.053865][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.053865][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.053865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.053865][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5238.053865][ T10] ipv6_add_addr+0x411/0x2000 [ 5238.053865][ T10] inet6_addr_add+0x30e/0xa40 [ 5238.053865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.053865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.053865][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.053865][ T10] netlink_unicast+0x449/0x710 [ 5238.053865][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.053865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.053865][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.053865][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.053865][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.053865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.053865][ T10] [ 5238.055860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.055860][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.055860][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.055860][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.055860][ T10] ip6_route_add+0x1c/0x140 [ 5238.055860][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5238.055860][ T10] addrconf_add_dev+0xe2/0x170 [ 5238.055860][ T10] inet6_addr_add+0x12f/0xa40 [ 5238.055860][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.055860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.055860][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.055860][ T10] netlink_unicast+0x449/0x710 [ 5238.055860][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.055860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.055860][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.055860][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.055860][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.055860][ T10] [ 5238.057943][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.057943][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5238.057943][ T10] ipv6_find_idev+0x102/0x170 [ 5238.057943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.057943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.057943][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.057943][ T10] netlink_unicast+0x449/0x710 [ 5238.057943][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.057943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.057943][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.057943][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.057943][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.057943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.057943][ T10] [ 5238.059684][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5238.059684][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5238.059684][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5238.059684][ T10] ipv6_find_idev+0x102/0x170 [ 5238.059684][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.059684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.059684][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.059684][ T10] netlink_unicast+0x449/0x710 [ 5238.059684][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.059684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.059684][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.059684][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.059684][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.059684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.059684][ T10] [ 5238.061699][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5238.061953][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5238.061953][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.061953][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.061953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.061953][ T10] ip6_route_add+0x1c/0x140 [ 5238.061953][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5238.061953][ T10] inet6_addr_add+0x4f8/0xa40 [ 5238.061953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.061953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.061953][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.061953][ T10] netlink_unicast+0x449/0x710 [ 5238.061953][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.061953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.061953][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.061953][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.061953][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.061953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.061953][ T10] [ 5238.064201][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5238.064201][ T10] netdev_get_by_index+0x5e/0x80 [ 5238.064201][ T10] fib6_nh_init+0x3d8/0x1580 [ 5238.064201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5238.064201][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5238.064201][ T10] ipv6_add_addr+0x411/0x2000 [ 5238.064201][ T10] inet6_addr_add+0x30e/0xa40 [ 5238.064201][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5238.064201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.064201][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.064201][ T10] netlink_unicast+0x449/0x710 [ 5238.064201][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.064201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.064201][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.064201][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.064201][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.064201][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.064201][ T10] [ 5238.066376][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5238.066376][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5238.066376][ T10] ipv6_find_idev+0x102/0x170 [ 5238.066376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.066376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.066376][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.066376][ T10] netlink_unicast+0x449/0x710 [ 5238.066376][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.066376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.066376][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.066376][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.066376][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.066376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.066376][ T10] [ 5238.068091][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5238.068091][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5238.068091][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5238.068091][ T10] ipv6_find_idev+0x102/0x170 [ 5238.068091][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5238.068091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5238.068091][ T10] netlink_rcv_skb+0x130/0x360 [ 5238.068091][ T10] netlink_unicast+0x449/0x710 [ 5238.068091][ T10] netlink_sendmsg+0x723/0xbe0 [ 5238.068091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5238.068091][ T10] ___sys_sendmsg+0xee/0x170 [ 5238.068091][ T10] __sys_sendmsg+0xcd/0x170 [ 5238.068091][ T10] do_syscall_64+0xc6/0x1e0 [ 5238.068091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5238.068091][ T10] [ 5248.167015][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5248.167424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.167424][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5248.167424][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5248.167424][ T10] fib6_nh_init+0xa22/0x1580 [ 5248.167424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.167424][ T10] ip6_route_add+0x1c/0x140 [ 5248.167424][ T10] inet6_rtm_newroute+0x104/0x110 [ 5248.167424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.167424][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.167424][ T10] netlink_unicast+0x449/0x710 [ 5248.167424][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.167424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.167424][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.167424][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.167424][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.167424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.167424][ T10] [ 5248.169352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.169352][ T10] dst_init+0x84/0x4a0 [ 5248.169352][ T10] dst_alloc+0x97/0x150 [ 5248.169352][ T10] ip6_dst_alloc+0x23/0x90 [ 5248.169352][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5248.169352][ T10] ip6_pol_route+0x56f/0x840 [ 5248.169352][ T10] fib6_rule_lookup+0x456/0x630 [ 5248.169352][ T10] ip6_route_input+0x59c/0xa50 [ 5248.169352][ T10] ipv6_rcv+0x397/0x810 [ 5248.169352][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5248.169352][ T10] process_backlog+0x101/0x620 [ 5248.169352][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5248.169352][ T10] net_rx_action+0x495/0xbe0 [ 5248.169352][ T10] __do_softirq+0x1b5/0x7f6 [ 5248.169352][ T10] [ 5248.171128][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.171128][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.171128][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.171128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.171128][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5248.171128][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5248.171128][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5248.171128][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5248.171128][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5248.171128][ T10] addrconf_dad_begin+0x310/0x670 [ 5248.171128][ T10] addrconf_dad_work+0x10b/0xab0 [ 5248.171128][ T10] process_one_work+0x84d/0x18a0 [ 5248.171128][ T10] worker_thread+0x587/0xd30 [ 5248.171128][ T10] kthread+0x28a/0x350 [ 5248.171128][ T10] ret_from_fork+0x31/0x70 [ 5248.171128][ T10] ret_from_fork_asm+0x1a/0x30 [ 5248.171128][ T10] [ 5248.173049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.173049][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.173049][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.173049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.173049][ T10] ip6_route_add+0x1c/0x140 [ 5248.173049][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5248.173049][ T10] inet6_addr_add+0x4f8/0xa40 [ 5248.173049][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.173049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.173049][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.173049][ T10] netlink_unicast+0x449/0x710 [ 5248.173049][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.173049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.173049][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.173049][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.173049][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.173049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.173049][ T10] [ 5248.175054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.175054][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.175054][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.175054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.175054][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5248.175054][ T10] ipv6_add_addr+0x411/0x2000 [ 5248.175054][ T10] inet6_addr_add+0x30e/0xa40 [ 5248.175054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.175054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.175054][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.175054][ T10] netlink_unicast+0x449/0x710 [ 5248.175054][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.175054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.175054][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.175054][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.175054][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.175054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.175054][ T10] [ 5248.177069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.177069][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.177069][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.177069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.177069][ T10] ip6_route_add+0x1c/0x140 [ 5248.177069][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5248.177069][ T10] addrconf_add_dev+0xe2/0x170 [ 5248.177069][ T10] inet6_addr_add+0x12f/0xa40 [ 5248.177069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.177069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.177069][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.177069][ T10] netlink_unicast+0x449/0x710 [ 5248.177069][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.177069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.177069][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.177069][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.177069][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.177069][ T10] [ 5248.179044][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.179044][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5248.179044][ T10] ipv6_find_idev+0x102/0x170 [ 5248.179044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.179044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.179044][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.179044][ T10] netlink_unicast+0x449/0x710 [ 5248.179044][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.179044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.179044][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.179044][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.179044][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.179044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.179044][ T10] [ 5248.180594][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5248.180594][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5248.180594][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5248.180594][ T10] ipv6_find_idev+0x102/0x170 [ 5248.180594][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.180594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.180594][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.180594][ T10] netlink_unicast+0x449/0x710 [ 5248.180594][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.180594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.180594][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.180594][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.180594][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.180594][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.180594][ T10] [ 5248.182301][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5248.182591][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5248.182591][ T10] dst_init+0x84/0x4a0 [ 5248.182591][ T10] dst_alloc+0x97/0x150 [ 5248.182591][ T10] ip6_dst_alloc+0x23/0x90 [ 5248.182591][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5248.182591][ T10] ip6_pol_route+0x56f/0x840 [ 5248.182591][ T10] fib6_rule_lookup+0x456/0x630 [ 5248.182591][ T10] ip6_route_input+0x59c/0xa50 [ 5248.182591][ T10] ipv6_rcv+0x397/0x810 [ 5248.182591][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5248.182591][ T10] process_backlog+0x101/0x620 [ 5248.182591][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5248.182591][ T10] net_rx_action+0x495/0xbe0 [ 5248.182591][ T10] __do_softirq+0x1b5/0x7f6 [ 5248.182591][ T10] [ 5248.184240][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.184240][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5248.184240][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5248.184240][ T10] fib6_nh_init+0xa22/0x1580 [ 5248.184240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.184240][ T10] ip6_route_add+0x1c/0x140 [ 5248.184240][ T10] inet6_rtm_newroute+0x104/0x110 [ 5248.184240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.184240][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.184240][ T10] netlink_unicast+0x449/0x710 [ 5248.184240][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.184240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.184240][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.184240][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.184240][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.184240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.184240][ T10] [ 5248.186119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.186119][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.186119][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.186119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.186119][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5248.186119][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5248.186119][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5248.186119][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5248.186119][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5248.186119][ T10] addrconf_dad_begin+0x310/0x670 [ 5248.186119][ T10] addrconf_dad_work+0x10b/0xab0 [ 5248.186119][ T10] process_one_work+0x84d/0x18a0 [ 5248.186119][ T10] worker_thread+0x587/0xd30 [ 5248.186119][ T10] kthread+0x28a/0x350 [ 5248.186119][ T10] ret_from_fork+0x31/0x70 [ 5248.186119][ T10] ret_from_fork_asm+0x1a/0x30 [ 5248.186119][ T10] [ 5248.188026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.188026][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.188026][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.188026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.188026][ T10] ip6_route_add+0x1c/0x140 [ 5248.188026][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5248.188026][ T10] inet6_addr_add+0x4f8/0xa40 [ 5248.188026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.188026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.188026][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.188026][ T10] netlink_unicast+0x449/0x710 [ 5248.188026][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.188026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.188026][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.188026][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.188026][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.188026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.188026][ T10] [ 5248.190031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.190031][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.190031][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.190031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.190031][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5248.190031][ T10] ipv6_add_addr+0x411/0x2000 [ 5248.190031][ T10] inet6_addr_add+0x30e/0xa40 [ 5248.190031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.190031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.190031][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.190031][ T10] netlink_unicast+0x449/0x710 [ 5248.190031][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.190031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.190031][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.190031][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.190031][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.190031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.190031][ T10] [ 5248.192038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.192038][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.192038][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.192038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.192038][ T10] ip6_route_add+0x1c/0x140 [ 5248.192038][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5248.192038][ T10] addrconf_add_dev+0xe2/0x170 [ 5248.192038][ T10] inet6_addr_add+0x12f/0xa40 [ 5248.192038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.192038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.192038][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.192038][ T10] netlink_unicast+0x449/0x710 [ 5248.192038][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.192038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.192038][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.192038][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.192038][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.192038][ T10] [ 5248.194137][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.194137][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5248.194137][ T10] ipv6_find_idev+0x102/0x170 [ 5248.194137][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.194137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.194137][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.194137][ T10] netlink_unicast+0x449/0x710 [ 5248.194137][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.194137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.194137][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.194137][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.194137][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.194137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.194137][ T10] [ 5248.195917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5248.195917][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5248.195917][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5248.195917][ T10] ipv6_find_idev+0x102/0x170 [ 5248.195917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.195917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.195917][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.195917][ T10] netlink_unicast+0x449/0x710 [ 5248.195917][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.195917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.195917][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.195917][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.195917][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.195917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.195917][ T10] [ 5248.197867][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5248.198110][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5248.198110][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.198110][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.198110][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.198110][ T10] ip6_route_add+0x1c/0x140 [ 5248.198110][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5248.198110][ T10] inet6_addr_add+0x4f8/0xa40 [ 5248.198110][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.198110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.198110][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.198110][ T10] netlink_unicast+0x449/0x710 [ 5248.198110][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.198110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.198110][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.198110][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.198110][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.198110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.198110][ T10] [ 5248.200375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5248.200375][ T10] netdev_get_by_index+0x5e/0x80 [ 5248.200375][ T10] fib6_nh_init+0x3d8/0x1580 [ 5248.200375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5248.200375][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5248.200375][ T10] ipv6_add_addr+0x411/0x2000 [ 5248.200375][ T10] inet6_addr_add+0x30e/0xa40 [ 5248.200375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5248.200375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.200375][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.200375][ T10] netlink_unicast+0x449/0x710 [ 5248.200375][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.200375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.200375][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.200375][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.200375][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.200375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.200375][ T10] [ 5248.202492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5248.202492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5248.202492][ T10] ipv6_find_idev+0x102/0x170 [ 5248.202492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.202492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.202492][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.202492][ T10] netlink_unicast+0x449/0x710 [ 5248.202492][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.202492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.202492][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.202492][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.202492][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.202492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.202492][ T10] [ 5248.204209][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5248.204209][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5248.204209][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5248.204209][ T10] ipv6_find_idev+0x102/0x170 [ 5248.204209][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5248.204209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5248.204209][ T10] netlink_rcv_skb+0x130/0x360 [ 5248.204209][ T10] netlink_unicast+0x449/0x710 [ 5248.204209][ T10] netlink_sendmsg+0x723/0xbe0 [ 5248.204209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5248.204209][ T10] ___sys_sendmsg+0xee/0x170 [ 5248.204209][ T10] __sys_sendmsg+0xcd/0x170 [ 5248.204209][ T10] do_syscall_64+0xc6/0x1e0 [ 5248.204209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5248.204209][ T10] [ 5258.446961][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5258.447444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.447444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5258.447444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5258.447444][ T10] fib6_nh_init+0xa22/0x1580 [ 5258.447444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.447444][ T10] ip6_route_add+0x1c/0x140 [ 5258.447444][ T10] inet6_rtm_newroute+0x104/0x110 [ 5258.447444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.447444][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.447444][ T10] netlink_unicast+0x449/0x710 [ 5258.447444][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.447444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.447444][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.447444][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.447444][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.447444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.447444][ T10] [ 5258.449382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.449382][ T10] dst_init+0x84/0x4a0 [ 5258.449382][ T10] dst_alloc+0x97/0x150 [ 5258.449382][ T10] ip6_dst_alloc+0x23/0x90 [ 5258.449382][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5258.449382][ T10] ip6_pol_route+0x56f/0x840 [ 5258.449382][ T10] fib6_rule_lookup+0x456/0x630 [ 5258.449382][ T10] ip6_route_input+0x59c/0xa50 [ 5258.449382][ T10] ipv6_rcv+0x397/0x810 [ 5258.449382][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5258.449382][ T10] process_backlog+0x101/0x620 [ 5258.449382][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5258.449382][ T10] net_rx_action+0x495/0xbe0 [ 5258.449382][ T10] __do_softirq+0x1b5/0x7f6 [ 5258.449382][ T10] [ 5258.451107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.451107][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.451107][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.451107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.451107][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5258.451107][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5258.451107][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5258.451107][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5258.451107][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5258.451107][ T10] addrconf_dad_begin+0x310/0x670 [ 5258.451107][ T10] addrconf_dad_work+0x10b/0xab0 [ 5258.451107][ T10] process_one_work+0x84d/0x18a0 [ 5258.451107][ T10] worker_thread+0x587/0xd30 [ 5258.451107][ T10] kthread+0x28a/0x350 [ 5258.451107][ T10] ret_from_fork+0x31/0x70 [ 5258.451107][ T10] ret_from_fork_asm+0x1a/0x30 [ 5258.451107][ T10] [ 5258.453061][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.453061][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.453061][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.453061][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.453061][ T10] ip6_route_add+0x1c/0x140 [ 5258.453061][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5258.453061][ T10] inet6_addr_add+0x4f8/0xa40 [ 5258.453061][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.453061][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.453061][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.453061][ T10] netlink_unicast+0x449/0x710 [ 5258.453061][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.453061][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.453061][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.453061][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.453061][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.453061][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.453061][ T10] [ 5258.455091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.455091][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.455091][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.455091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.455091][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5258.455091][ T10] ipv6_add_addr+0x411/0x2000 [ 5258.455091][ T10] inet6_addr_add+0x30e/0xa40 [ 5258.455091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.455091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.455091][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.455091][ T10] netlink_unicast+0x449/0x710 [ 5258.455091][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.455091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.455091][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.455091][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.455091][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.455091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.455091][ T10] [ 5258.457138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.457138][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.457138][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.457138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.457138][ T10] ip6_route_add+0x1c/0x140 [ 5258.457138][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5258.457138][ T10] addrconf_add_dev+0xe2/0x170 [ 5258.457138][ T10] inet6_addr_add+0x12f/0xa40 [ 5258.457138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.457138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.457138][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.457138][ T10] netlink_unicast+0x449/0x710 [ 5258.457138][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.457138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.457138][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.457138][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.457138][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.457138][ T10] [ 5258.459193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.459193][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5258.459193][ T10] ipv6_find_idev+0x102/0x170 [ 5258.459193][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.459193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.459193][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.459193][ T10] netlink_unicast+0x449/0x710 [ 5258.459193][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.459193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.459193][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.459193][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.459193][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.459193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.459193][ T10] [ 5258.460768][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5258.460768][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5258.460768][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5258.460768][ T10] ipv6_find_idev+0x102/0x170 [ 5258.460768][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.460768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.460768][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.460768][ T10] netlink_unicast+0x449/0x710 [ 5258.460768][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.460768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.460768][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.460768][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.460768][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.460768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.460768][ T10] [ 5258.462569][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5258.462860][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5258.462860][ T10] dst_init+0x84/0x4a0 [ 5258.462860][ T10] dst_alloc+0x97/0x150 [ 5258.462860][ T10] ip6_dst_alloc+0x23/0x90 [ 5258.462860][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5258.462860][ T10] ip6_pol_route+0x56f/0x840 [ 5258.462860][ T10] fib6_rule_lookup+0x456/0x630 [ 5258.462860][ T10] ip6_route_input+0x59c/0xa50 [ 5258.462860][ T10] ipv6_rcv+0x397/0x810 [ 5258.462860][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5258.462860][ T10] process_backlog+0x101/0x620 [ 5258.462860][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5258.462860][ T10] net_rx_action+0x495/0xbe0 [ 5258.462860][ T10] __do_softirq+0x1b5/0x7f6 [ 5258.462860][ T10] [ 5258.464545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.464545][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5258.464545][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5258.464545][ T10] fib6_nh_init+0xa22/0x1580 [ 5258.464545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.464545][ T10] ip6_route_add+0x1c/0x140 [ 5258.464545][ T10] inet6_rtm_newroute+0x104/0x110 [ 5258.464545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.464545][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.464545][ T10] netlink_unicast+0x449/0x710 [ 5258.464545][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.464545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.464545][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.464545][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.464545][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.464545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.464545][ T10] [ 5258.466477][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.466477][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.466477][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.466477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.466477][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5258.466477][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5258.466477][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5258.466477][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5258.466477][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5258.466477][ T10] addrconf_dad_begin+0x310/0x670 [ 5258.466477][ T10] addrconf_dad_work+0x10b/0xab0 [ 5258.466477][ T10] process_one_work+0x84d/0x18a0 [ 5258.466477][ T10] worker_thread+0x587/0xd30 [ 5258.466477][ T10] kthread+0x28a/0x350 [ 5258.466477][ T10] ret_from_fork+0x31/0x70 [ 5258.466477][ T10] ret_from_fork_asm+0x1a/0x30 [ 5258.466477][ T10] [ 5258.468423][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.468423][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.468423][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.468423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.468423][ T10] ip6_route_add+0x1c/0x140 [ 5258.468423][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5258.468423][ T10] inet6_addr_add+0x4f8/0xa40 [ 5258.468423][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.468423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.468423][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.468423][ T10] netlink_unicast+0x449/0x710 [ 5258.468423][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.468423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.468423][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.468423][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.468423][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.468423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.468423][ T10] [ 5258.470481][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.470481][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.470481][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.470481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.470481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5258.470481][ T10] ipv6_add_addr+0x411/0x2000 [ 5258.470481][ T10] inet6_addr_add+0x30e/0xa40 [ 5258.470481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.470481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.470481][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.470481][ T10] netlink_unicast+0x449/0x710 [ 5258.470481][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.470481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.470481][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.470481][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.470481][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.470481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.470481][ T10] [ 5258.472538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.472538][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.472538][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.472538][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.472538][ T10] ip6_route_add+0x1c/0x140 [ 5258.472538][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5258.472538][ T10] addrconf_add_dev+0xe2/0x170 [ 5258.472538][ T10] inet6_addr_add+0x12f/0xa40 [ 5258.472538][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.472538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.472538][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.472538][ T10] netlink_unicast+0x449/0x710 [ 5258.472538][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.472538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.472538][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.472538][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.472538][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.472538][ T10] [ 5258.474689][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.474689][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5258.474689][ T10] ipv6_find_idev+0x102/0x170 [ 5258.474689][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.474689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.474689][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.474689][ T10] netlink_unicast+0x449/0x710 [ 5258.474689][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.474689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.474689][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.474689][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.474689][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.474689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.474689][ T10] [ 5258.476442][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5258.476442][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5258.476442][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5258.476442][ T10] ipv6_find_idev+0x102/0x170 [ 5258.476442][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.476442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.476442][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.476442][ T10] netlink_unicast+0x449/0x710 [ 5258.476442][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.476442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.476442][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.476442][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.476442][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.476442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.476442][ T10] [ 5258.478509][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5258.478768][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5258.478768][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.478768][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.478768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.478768][ T10] ip6_route_add+0x1c/0x140 [ 5258.478768][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5258.478768][ T10] inet6_addr_add+0x4f8/0xa40 [ 5258.478768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.478768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.478768][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.478768][ T10] netlink_unicast+0x449/0x710 [ 5258.478768][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.478768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.478768][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.478768][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.478768][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.478768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.478768][ T10] [ 5258.481041][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5258.481041][ T10] netdev_get_by_index+0x5e/0x80 [ 5258.481041][ T10] fib6_nh_init+0x3d8/0x1580 [ 5258.481041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5258.481041][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5258.481041][ T10] ipv6_add_addr+0x411/0x2000 [ 5258.481041][ T10] inet6_addr_add+0x30e/0xa40 [ 5258.481041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5258.481041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.481041][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.481041][ T10] netlink_unicast+0x449/0x710 [ 5258.481041][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.481041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.481041][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.481041][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.481041][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.481041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.481041][ T10] [ 5258.483342][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5258.483342][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5258.483342][ T10] ipv6_find_idev+0x102/0x170 [ 5258.483342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.483342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.483342][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.483342][ T10] netlink_unicast+0x449/0x710 [ 5258.483342][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.483342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.483342][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.483342][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.483342][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.483342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.483342][ T10] [ 5258.485117][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5258.485117][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5258.485117][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5258.485117][ T10] ipv6_find_idev+0x102/0x170 [ 5258.485117][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5258.485117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5258.485117][ T10] netlink_rcv_skb+0x130/0x360 [ 5258.485117][ T10] netlink_unicast+0x449/0x710 [ 5258.485117][ T10] netlink_sendmsg+0x723/0xbe0 [ 5258.485117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5258.485117][ T10] ___sys_sendmsg+0xee/0x170 [ 5258.485117][ T10] __sys_sendmsg+0xcd/0x170 [ 5258.485117][ T10] do_syscall_64+0xc6/0x1e0 [ 5258.485117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5258.485117][ T10] [ 5268.726933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5268.727347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.727347][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5268.727347][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5268.727347][ T10] fib6_nh_init+0xa22/0x1580 [ 5268.727347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.727347][ T10] ip6_route_add+0x1c/0x140 [ 5268.727347][ T10] inet6_rtm_newroute+0x104/0x110 [ 5268.727347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.727347][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.727347][ T10] netlink_unicast+0x449/0x710 [ 5268.727347][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.727347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.727347][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.727347][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.727347][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.727347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.727347][ T10] [ 5268.729332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.729332][ T10] dst_init+0x84/0x4a0 [ 5268.729332][ T10] dst_alloc+0x97/0x150 [ 5268.729332][ T10] ip6_dst_alloc+0x23/0x90 [ 5268.729332][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5268.729332][ T10] ip6_pol_route+0x56f/0x840 [ 5268.729332][ T10] fib6_rule_lookup+0x456/0x630 [ 5268.729332][ T10] ip6_route_input+0x59c/0xa50 [ 5268.729332][ T10] ipv6_rcv+0x397/0x810 [ 5268.729332][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5268.729332][ T10] process_backlog+0x101/0x620 [ 5268.729332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5268.729332][ T10] net_rx_action+0x495/0xbe0 [ 5268.729332][ T10] __do_softirq+0x1b5/0x7f6 [ 5268.729332][ T10] [ 5268.731066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.731066][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.731066][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.731066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.731066][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5268.731066][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5268.731066][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5268.731066][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5268.731066][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5268.731066][ T10] addrconf_dad_begin+0x310/0x670 [ 5268.731066][ T10] addrconf_dad_work+0x10b/0xab0 [ 5268.731066][ T10] process_one_work+0x84d/0x18a0 [ 5268.731066][ T10] worker_thread+0x587/0xd30 [ 5268.731066][ T10] kthread+0x28a/0x350 [ 5268.731066][ T10] ret_from_fork+0x31/0x70 [ 5268.731066][ T10] ret_from_fork_asm+0x1a/0x30 [ 5268.731066][ T10] [ 5268.733091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.733091][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.733091][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.733091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.733091][ T10] ip6_route_add+0x1c/0x140 [ 5268.733091][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5268.733091][ T10] inet6_addr_add+0x4f8/0xa40 [ 5268.733091][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.733091][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.733091][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.733091][ T10] netlink_unicast+0x449/0x710 [ 5268.733091][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.733091][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.733091][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.733091][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.733091][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.733091][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.733091][ T10] [ 5268.735199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.735199][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.735199][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.735199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.735199][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5268.735199][ T10] ipv6_add_addr+0x411/0x2000 [ 5268.735199][ T10] inet6_addr_add+0x30e/0xa40 [ 5268.735199][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.735199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.735199][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.735199][ T10] netlink_unicast+0x449/0x710 [ 5268.735199][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.735199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.735199][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.735199][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.735199][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.735199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.735199][ T10] [ 5268.737288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.737288][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.737288][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.737288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.737288][ T10] ip6_route_add+0x1c/0x140 [ 5268.737288][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5268.737288][ T10] addrconf_add_dev+0xe2/0x170 [ 5268.737288][ T10] inet6_addr_add+0x12f/0xa40 [ 5268.737288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.737288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.737288][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.737288][ T10] netlink_unicast+0x449/0x710 [ 5268.737288][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.737288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.737288][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.737288][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.737288][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.737288][ T10] [ 5268.739337][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.739337][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5268.739337][ T10] ipv6_find_idev+0x102/0x170 [ 5268.739337][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.739337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.739337][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.739337][ T10] netlink_unicast+0x449/0x710 [ 5268.739337][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.739337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.739337][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.739337][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.739337][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.739337][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.739337][ T10] [ 5268.740963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5268.740963][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5268.740963][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5268.740963][ T10] ipv6_find_idev+0x102/0x170 [ 5268.740963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.740963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.740963][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.740963][ T10] netlink_unicast+0x449/0x710 [ 5268.740963][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.740963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.740963][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.740963][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.740963][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.740963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.740963][ T10] [ 5268.742728][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5268.743035][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5268.743035][ T10] dst_init+0x84/0x4a0 [ 5268.743035][ T10] dst_alloc+0x97/0x150 [ 5268.743035][ T10] ip6_dst_alloc+0x23/0x90 [ 5268.743035][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5268.743035][ T10] ip6_pol_route+0x56f/0x840 [ 5268.743035][ T10] fib6_rule_lookup+0x456/0x630 [ 5268.743035][ T10] ip6_route_input+0x59c/0xa50 [ 5268.743035][ T10] ipv6_rcv+0x397/0x810 [ 5268.743035][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5268.743035][ T10] process_backlog+0x101/0x620 [ 5268.743035][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5268.743035][ T10] net_rx_action+0x495/0xbe0 [ 5268.743035][ T10] __do_softirq+0x1b5/0x7f6 [ 5268.743035][ T10] [ 5268.744752][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.744752][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5268.744752][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5268.744752][ T10] fib6_nh_init+0xa22/0x1580 [ 5268.744752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.744752][ T10] ip6_route_add+0x1c/0x140 [ 5268.744752][ T10] inet6_rtm_newroute+0x104/0x110 [ 5268.744752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.744752][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.744752][ T10] netlink_unicast+0x449/0x710 [ 5268.744752][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.744752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.744752][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.744752][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.744752][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.744752][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.744752][ T10] [ 5268.746713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.746713][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.746713][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.746713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.746713][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5268.746713][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5268.746713][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5268.746713][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5268.746713][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5268.746713][ T10] addrconf_dad_begin+0x310/0x670 [ 5268.746713][ T10] addrconf_dad_work+0x10b/0xab0 [ 5268.746713][ T10] process_one_work+0x84d/0x18a0 [ 5268.746713][ T10] worker_thread+0x587/0xd30 [ 5268.746713][ T10] kthread+0x28a/0x350 [ 5268.746713][ T10] ret_from_fork+0x31/0x70 [ 5268.746713][ T10] ret_from_fork_asm+0x1a/0x30 [ 5268.746713][ T10] [ 5268.748771][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.748771][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.748771][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.748771][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.748771][ T10] ip6_route_add+0x1c/0x140 [ 5268.748771][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5268.748771][ T10] inet6_addr_add+0x4f8/0xa40 [ 5268.748771][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.748771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.748771][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.748771][ T10] netlink_unicast+0x449/0x710 [ 5268.748771][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.748771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.748771][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.748771][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.748771][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.748771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.748771][ T10] [ 5268.750877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.750877][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.750877][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.750877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.750877][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5268.750877][ T10] ipv6_add_addr+0x411/0x2000 [ 5268.750877][ T10] inet6_addr_add+0x30e/0xa40 [ 5268.750877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.750877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.750877][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.750877][ T10] netlink_unicast+0x449/0x710 [ 5268.750877][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.750877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.750877][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.750877][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.750877][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.750877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.750877][ T10] [ 5268.752994][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.752994][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.752994][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.752994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.752994][ T10] ip6_route_add+0x1c/0x140 [ 5268.752994][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5268.752994][ T10] addrconf_add_dev+0xe2/0x170 [ 5268.752994][ T10] inet6_addr_add+0x12f/0xa40 [ 5268.752994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.752994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.752994][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.752994][ T10] netlink_unicast+0x449/0x710 [ 5268.752994][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.752994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.752994][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.752994][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.752994][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.752994][ T10] [ 5268.755179][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.755179][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5268.755179][ T10] ipv6_find_idev+0x102/0x170 [ 5268.755179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.755179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.755179][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.755179][ T10] netlink_unicast+0x449/0x710 [ 5268.755179][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.755179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.755179][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.755179][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.755179][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.755179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.755179][ T10] [ 5268.757037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5268.757037][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5268.757037][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5268.757037][ T10] ipv6_find_idev+0x102/0x170 [ 5268.757037][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.757037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.757037][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.757037][ T10] netlink_unicast+0x449/0x710 [ 5268.757037][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.757037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.757037][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.757037][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.757037][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.757037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.757037][ T10] [ 5268.759054][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5268.759301][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5268.759301][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.759301][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.759301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.759301][ T10] ip6_route_add+0x1c/0x140 [ 5268.759301][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5268.759301][ T10] inet6_addr_add+0x4f8/0xa40 [ 5268.759301][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.759301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.759301][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.759301][ T10] netlink_unicast+0x449/0x710 [ 5268.759301][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.759301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.759301][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.759301][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.759301][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.759301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.759301][ T10] [ 5268.761647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5268.761647][ T10] netdev_get_by_index+0x5e/0x80 [ 5268.761647][ T10] fib6_nh_init+0x3d8/0x1580 [ 5268.761647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5268.761647][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5268.761647][ T10] ipv6_add_addr+0x411/0x2000 [ 5268.761647][ T10] inet6_addr_add+0x30e/0xa40 [ 5268.761647][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5268.761647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.761647][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.761647][ T10] netlink_unicast+0x449/0x710 [ 5268.761647][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.761647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.761647][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.761647][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.761647][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.761647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.761647][ T10] [ 5268.763914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5268.763914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5268.763914][ T10] ipv6_find_idev+0x102/0x170 [ 5268.763914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.763914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.763914][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.763914][ T10] netlink_unicast+0x449/0x710 [ 5268.763914][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.763914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.763914][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.763914][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.763914][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.763914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.763914][ T10] [ 5268.765703][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5268.765703][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5268.765703][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5268.765703][ T10] ipv6_find_idev+0x102/0x170 [ 5268.765703][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5268.765703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5268.765703][ T10] netlink_rcv_skb+0x130/0x360 [ 5268.765703][ T10] netlink_unicast+0x449/0x710 [ 5268.765703][ T10] netlink_sendmsg+0x723/0xbe0 [ 5268.765703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5268.765703][ T10] ___sys_sendmsg+0xee/0x170 [ 5268.765703][ T10] __sys_sendmsg+0xcd/0x170 [ 5268.765703][ T10] do_syscall_64+0xc6/0x1e0 [ 5268.765703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5268.765703][ T10] [ 5278.878944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5278.879342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.879342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5278.879342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5278.879342][ T10] fib6_nh_init+0xa22/0x1580 [ 5278.879342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.879342][ T10] ip6_route_add+0x1c/0x140 [ 5278.879342][ T10] inet6_rtm_newroute+0x104/0x110 [ 5278.879342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.879342][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.879342][ T10] netlink_unicast+0x449/0x710 [ 5278.879342][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.879342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.879342][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.879342][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.879342][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.879342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.879342][ T10] [ 5278.881283][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.881283][ T10] dst_init+0x84/0x4a0 [ 5278.881283][ T10] dst_alloc+0x97/0x150 [ 5278.881283][ T10] ip6_dst_alloc+0x23/0x90 [ 5278.881283][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5278.881283][ T10] ip6_pol_route+0x56f/0x840 [ 5278.881283][ T10] fib6_rule_lookup+0x456/0x630 [ 5278.881283][ T10] ip6_route_input+0x59c/0xa50 [ 5278.881283][ T10] ipv6_rcv+0x397/0x810 [ 5278.881283][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5278.881283][ T10] process_backlog+0x101/0x620 [ 5278.881283][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5278.881283][ T10] net_rx_action+0x495/0xbe0 [ 5278.881283][ T10] __do_softirq+0x1b5/0x7f6 [ 5278.881283][ T10] [ 5278.882936][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.882936][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.882936][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.882936][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.882936][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5278.882936][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5278.882936][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5278.882936][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5278.882936][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5278.882936][ T10] addrconf_dad_begin+0x310/0x670 [ 5278.882936][ T10] addrconf_dad_work+0x10b/0xab0 [ 5278.882936][ T10] process_one_work+0x84d/0x18a0 [ 5278.882936][ T10] worker_thread+0x587/0xd30 [ 5278.882936][ T10] kthread+0x28a/0x350 [ 5278.882936][ T10] ret_from_fork+0x31/0x70 [ 5278.882936][ T10] ret_from_fork_asm+0x1a/0x30 [ 5278.882936][ T10] [ 5278.884850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.884850][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.884850][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.884850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.884850][ T10] ip6_route_add+0x1c/0x140 [ 5278.884850][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5278.884850][ T10] inet6_addr_add+0x4f8/0xa40 [ 5278.884850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.884850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.884850][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.884850][ T10] netlink_unicast+0x449/0x710 [ 5278.884850][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.884850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.884850][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.884850][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.884850][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.884850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.884850][ T10] [ 5278.886866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.886866][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.886866][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.886866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.886866][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5278.886866][ T10] ipv6_add_addr+0x411/0x2000 [ 5278.886866][ T10] inet6_addr_add+0x30e/0xa40 [ 5278.886866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.886866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.886866][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.886866][ T10] netlink_unicast+0x449/0x710 [ 5278.886866][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.886866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.886866][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.886866][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.886866][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.886866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.886866][ T10] [ 5278.888854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.888854][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.888854][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.888854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.888854][ T10] ip6_route_add+0x1c/0x140 [ 5278.888854][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5278.888854][ T10] addrconf_add_dev+0xe2/0x170 [ 5278.888854][ T10] inet6_addr_add+0x12f/0xa40 [ 5278.888854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.888854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.888854][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.888854][ T10] netlink_unicast+0x449/0x710 [ 5278.888854][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.888854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.888854][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.888854][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.888854][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.888854][ T10] [ 5278.890848][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.890848][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5278.890848][ T10] ipv6_find_idev+0x102/0x170 [ 5278.890848][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.890848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.890848][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.890848][ T10] netlink_unicast+0x449/0x710 [ 5278.890848][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.890848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.890848][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.890848][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.890848][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.890848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.890848][ T10] [ 5278.892381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5278.892381][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5278.892381][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5278.892381][ T10] ipv6_find_idev+0x102/0x170 [ 5278.892381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.892381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.892381][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.892381][ T10] netlink_unicast+0x449/0x710 [ 5278.892381][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.892381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.892381][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.892381][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.892381][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.892381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.892381][ T10] [ 5278.894065][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5278.894342][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5278.894342][ T10] dst_init+0x84/0x4a0 [ 5278.894342][ T10] dst_alloc+0x97/0x150 [ 5278.894342][ T10] ip6_dst_alloc+0x23/0x90 [ 5278.894342][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5278.894342][ T10] ip6_pol_route+0x56f/0x840 [ 5278.894342][ T10] fib6_rule_lookup+0x456/0x630 [ 5278.894342][ T10] ip6_route_input+0x59c/0xa50 [ 5278.894342][ T10] ipv6_rcv+0x397/0x810 [ 5278.894342][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5278.894342][ T10] process_backlog+0x101/0x620 [ 5278.894342][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5278.894342][ T10] net_rx_action+0x495/0xbe0 [ 5278.894342][ T10] __do_softirq+0x1b5/0x7f6 [ 5278.894342][ T10] [ 5278.895972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.895972][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5278.895972][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5278.895972][ T10] fib6_nh_init+0xa22/0x1580 [ 5278.895972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.895972][ T10] ip6_route_add+0x1c/0x140 [ 5278.895972][ T10] inet6_rtm_newroute+0x104/0x110 [ 5278.895972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.895972][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.895972][ T10] netlink_unicast+0x449/0x710 [ 5278.895972][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.895972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.895972][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.895972][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.895972][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.895972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.895972][ T10] [ 5278.897851][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.897851][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.897851][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.897851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.897851][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5278.897851][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5278.897851][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5278.897851][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5278.897851][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5278.897851][ T10] addrconf_dad_begin+0x310/0x670 [ 5278.897851][ T10] addrconf_dad_work+0x10b/0xab0 [ 5278.897851][ T10] process_one_work+0x84d/0x18a0 [ 5278.897851][ T10] worker_thread+0x587/0xd30 [ 5278.897851][ T10] kthread+0x28a/0x350 [ 5278.897851][ T10] ret_from_fork+0x31/0x70 [ 5278.897851][ T10] ret_from_fork_asm+0x1a/0x30 [ 5278.897851][ T10] [ 5278.899752][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.899752][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.899752][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.899752][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.899752][ T10] ip6_route_add+0x1c/0x140 [ 5278.899752][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5278.899752][ T10] inet6_addr_add+0x4f8/0xa40 [ 5278.899752][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.899752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.899752][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.899752][ T10] netlink_unicast+0x449/0x710 [ 5278.899752][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.899752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.899752][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.899752][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.899752][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.899752][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.899752][ T10] [ 5278.901760][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.901760][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.901760][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.901760][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.901760][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5278.901760][ T10] ipv6_add_addr+0x411/0x2000 [ 5278.901760][ T10] inet6_addr_add+0x30e/0xa40 [ 5278.901760][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.901760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.901760][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.901760][ T10] netlink_unicast+0x449/0x710 [ 5278.901760][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.901760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.901760][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.901760][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.901760][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.901760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.901760][ T10] [ 5278.903770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.903770][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.903770][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.903770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.903770][ T10] ip6_route_add+0x1c/0x140 [ 5278.903770][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5278.903770][ T10] addrconf_add_dev+0xe2/0x170 [ 5278.903770][ T10] inet6_addr_add+0x12f/0xa40 [ 5278.903770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.903770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.903770][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.903770][ T10] netlink_unicast+0x449/0x710 [ 5278.903770][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.903770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.903770][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.903770][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.903770][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.903770][ T10] [ 5278.905858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.905858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5278.905858][ T10] ipv6_find_idev+0x102/0x170 [ 5278.905858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.905858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.905858][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.905858][ T10] netlink_unicast+0x449/0x710 [ 5278.905858][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.905858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.905858][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.905858][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.905858][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.905858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.905858][ T10] [ 5278.907575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5278.907575][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5278.907575][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5278.907575][ T10] ipv6_find_idev+0x102/0x170 [ 5278.907575][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.907575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.907575][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.907575][ T10] netlink_unicast+0x449/0x710 [ 5278.907575][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.907575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.907575][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.907575][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.907575][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.907575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.907575][ T10] [ 5278.909562][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5278.909807][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5278.909807][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.909807][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.909807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.909807][ T10] ip6_route_add+0x1c/0x140 [ 5278.909807][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5278.909807][ T10] inet6_addr_add+0x4f8/0xa40 [ 5278.909807][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.909807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.909807][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.909807][ T10] netlink_unicast+0x449/0x710 [ 5278.909807][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.909807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.909807][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.909807][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.909807][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.909807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.909807][ T10] [ 5278.912052][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5278.912052][ T10] netdev_get_by_index+0x5e/0x80 [ 5278.912052][ T10] fib6_nh_init+0x3d8/0x1580 [ 5278.912052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5278.912052][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5278.912052][ T10] ipv6_add_addr+0x411/0x2000 [ 5278.912052][ T10] inet6_addr_add+0x30e/0xa40 [ 5278.912052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5278.912052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.912052][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.912052][ T10] netlink_unicast+0x449/0x710 [ 5278.912052][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.912052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.912052][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.912052][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.912052][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.912052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.912052][ T10] [ 5278.914537][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5278.914537][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5278.914537][ T10] ipv6_find_idev+0x102/0x170 [ 5278.914537][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.914537][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.914537][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.914537][ T10] netlink_unicast+0x449/0x710 [ 5278.914537][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.914537][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.914537][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.914537][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.914537][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.914537][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.914537][ T10] [ 5278.916257][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5278.916257][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5278.916257][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5278.916257][ T10] ipv6_find_idev+0x102/0x170 [ 5278.916257][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5278.916257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5278.916257][ T10] netlink_rcv_skb+0x130/0x360 [ 5278.916257][ T10] netlink_unicast+0x449/0x710 [ 5278.916257][ T10] netlink_sendmsg+0x723/0xbe0 [ 5278.916257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5278.916257][ T10] ___sys_sendmsg+0xee/0x170 [ 5278.916257][ T10] __sys_sendmsg+0xcd/0x170 [ 5278.916257][ T10] do_syscall_64+0xc6/0x1e0 [ 5278.916257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5278.916257][ T10] [ 5288.990941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5288.991427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5288.991427][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5288.991427][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5288.991427][ T10] fib6_nh_init+0xa22/0x1580 [ 5288.991427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5288.991427][ T10] ip6_route_add+0x1c/0x140 [ 5288.991427][ T10] inet6_rtm_newroute+0x104/0x110 [ 5288.991427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5288.991427][ T10] netlink_rcv_skb+0x130/0x360 [ 5288.991427][ T10] netlink_unicast+0x449/0x710 [ 5288.991427][ T10] netlink_sendmsg+0x723/0xbe0 [ 5288.991427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5288.991427][ T10] ___sys_sendmsg+0xee/0x170 [ 5288.991427][ T10] __sys_sendmsg+0xcd/0x170 [ 5288.991427][ T10] do_syscall_64+0xc6/0x1e0 [ 5288.991427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5288.991427][ T10] [ 5288.993357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5288.993357][ T10] dst_init+0x84/0x4a0 [ 5288.993357][ T10] dst_alloc+0x97/0x150 [ 5288.993357][ T10] ip6_dst_alloc+0x23/0x90 [ 5288.993357][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5288.993357][ T10] ip6_pol_route+0x56f/0x840 [ 5288.993357][ T10] fib6_rule_lookup+0x456/0x630 [ 5288.993357][ T10] ip6_route_input+0x59c/0xa50 [ 5288.993357][ T10] ipv6_rcv+0x397/0x810 [ 5288.993357][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5288.993357][ T10] process_backlog+0x101/0x620 [ 5288.993357][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5288.993357][ T10] net_rx_action+0x495/0xbe0 [ 5288.993357][ T10] __do_softirq+0x1b5/0x7f6 [ 5288.993357][ T10] [ 5288.995017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5288.995017][ T10] netdev_get_by_index+0x5e/0x80 [ 5288.995017][ T10] fib6_nh_init+0x3d8/0x1580 [ 5288.995017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5288.995017][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5288.995017][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5288.995017][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5288.995017][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5288.995017][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5288.995017][ T10] addrconf_dad_begin+0x310/0x670 [ 5288.995017][ T10] addrconf_dad_work+0x10b/0xab0 [ 5288.995017][ T10] process_one_work+0x84d/0x18a0 [ 5288.995017][ T10] worker_thread+0x587/0xd30 [ 5288.995017][ T10] kthread+0x28a/0x350 [ 5288.995017][ T10] ret_from_fork+0x31/0x70 [ 5288.995017][ T10] ret_from_fork_asm+0x1a/0x30 [ 5288.995017][ T10] [ 5288.996937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5288.996937][ T10] netdev_get_by_index+0x5e/0x80 [ 5288.996937][ T10] fib6_nh_init+0x3d8/0x1580 [ 5288.996937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5288.996937][ T10] ip6_route_add+0x1c/0x140 [ 5288.996937][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5288.996937][ T10] inet6_addr_add+0x4f8/0xa40 [ 5288.996937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5288.996937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5288.996937][ T10] netlink_rcv_skb+0x130/0x360 [ 5288.996937][ T10] netlink_unicast+0x449/0x710 [ 5288.996937][ T10] netlink_sendmsg+0x723/0xbe0 [ 5288.996937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5288.996937][ T10] ___sys_sendmsg+0xee/0x170 [ 5288.996937][ T10] __sys_sendmsg+0xcd/0x170 [ 5288.996937][ T10] do_syscall_64+0xc6/0x1e0 [ 5288.996937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5288.996937][ T10] [ 5288.998952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5288.998952][ T10] netdev_get_by_index+0x5e/0x80 [ 5288.998952][ T10] fib6_nh_init+0x3d8/0x1580 [ 5288.998952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5288.998952][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5288.998952][ T10] ipv6_add_addr+0x411/0x2000 [ 5288.998952][ T10] inet6_addr_add+0x30e/0xa40 [ 5288.998952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5288.998952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5288.998952][ T10] netlink_rcv_skb+0x130/0x360 [ 5288.998952][ T10] netlink_unicast+0x449/0x710 [ 5288.998952][ T10] netlink_sendmsg+0x723/0xbe0 [ 5288.998952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5288.998952][ T10] ___sys_sendmsg+0xee/0x170 [ 5288.998952][ T10] __sys_sendmsg+0xcd/0x170 [ 5288.998952][ T10] do_syscall_64+0xc6/0x1e0 [ 5288.998952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5288.998952][ T10] [ 5289.000982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5289.000982][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.000982][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.000982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.000982][ T10] ip6_route_add+0x1c/0x140 [ 5289.000982][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5289.000982][ T10] addrconf_add_dev+0xe2/0x170 [ 5289.000982][ T10] inet6_addr_add+0x12f/0xa40 [ 5289.000982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.000982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.000982][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.000982][ T10] netlink_unicast+0x449/0x710 [ 5289.000982][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.000982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.000982][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.000982][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.000982][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.000982][ T10] [ 5289.003232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5289.003232][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5289.003232][ T10] ipv6_find_idev+0x102/0x170 [ 5289.003232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.003232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.003232][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.003232][ T10] netlink_unicast+0x449/0x710 [ 5289.003232][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.003232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.003232][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.003232][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.003232][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.003232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.003232][ T10] [ 5289.004787][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5289.004787][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5289.004787][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5289.004787][ T10] ipv6_find_idev+0x102/0x170 [ 5289.004787][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.004787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.004787][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.004787][ T10] netlink_unicast+0x449/0x710 [ 5289.004787][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.004787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.004787][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.004787][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.004787][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.004787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.004787][ T10] [ 5289.006482][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5289.006762][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5289.006762][ T10] dst_init+0x84/0x4a0 [ 5289.006762][ T10] dst_alloc+0x97/0x150 [ 5289.006762][ T10] ip6_dst_alloc+0x23/0x90 [ 5289.006762][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5289.006762][ T10] ip6_pol_route+0x56f/0x840 [ 5289.006762][ T10] fib6_rule_lookup+0x456/0x630 [ 5289.006762][ T10] ip6_route_input+0x59c/0xa50 [ 5289.006762][ T10] ipv6_rcv+0x397/0x810 [ 5289.006762][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5289.006762][ T10] process_backlog+0x101/0x620 [ 5289.006762][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5289.006762][ T10] net_rx_action+0x495/0xbe0 [ 5289.006762][ T10] __do_softirq+0x1b5/0x7f6 [ 5289.006762][ T10] [ 5289.008397][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.008397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5289.008397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5289.008397][ T10] fib6_nh_init+0xa22/0x1580 [ 5289.008397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.008397][ T10] ip6_route_add+0x1c/0x140 [ 5289.008397][ T10] inet6_rtm_newroute+0x104/0x110 [ 5289.008397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.008397][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.008397][ T10] netlink_unicast+0x449/0x710 [ 5289.008397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.008397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.008397][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.008397][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.008397][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.008397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.008397][ T10] [ 5289.010275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.010275][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.010275][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.010275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.010275][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5289.010275][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5289.010275][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5289.010275][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5289.010275][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5289.010275][ T10] addrconf_dad_begin+0x310/0x670 [ 5289.010275][ T10] addrconf_dad_work+0x10b/0xab0 [ 5289.010275][ T10] process_one_work+0x84d/0x18a0 [ 5289.010275][ T10] worker_thread+0x587/0xd30 [ 5289.010275][ T10] kthread+0x28a/0x350 [ 5289.010275][ T10] ret_from_fork+0x31/0x70 [ 5289.010275][ T10] ret_from_fork_asm+0x1a/0x30 [ 5289.010275][ T10] [ 5289.012187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.012187][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.012187][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.012187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.012187][ T10] ip6_route_add+0x1c/0x140 [ 5289.012187][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5289.012187][ T10] inet6_addr_add+0x4f8/0xa40 [ 5289.012187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.012187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.012187][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.012187][ T10] netlink_unicast+0x449/0x710 [ 5289.012187][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.012187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.012187][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.012187][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.012187][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.012187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.012187][ T10] [ 5289.014195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.014195][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.014195][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.014195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.014195][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5289.014195][ T10] ipv6_add_addr+0x411/0x2000 [ 5289.014195][ T10] inet6_addr_add+0x30e/0xa40 [ 5289.014195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.014195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.014195][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.014195][ T10] netlink_unicast+0x449/0x710 [ 5289.014195][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.014195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.014195][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.014195][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.014195][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.014195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.014195][ T10] [ 5289.016206][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.016206][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.016206][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.016206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.016206][ T10] ip6_route_add+0x1c/0x140 [ 5289.016206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5289.016206][ T10] addrconf_add_dev+0xe2/0x170 [ 5289.016206][ T10] inet6_addr_add+0x12f/0xa40 [ 5289.016206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.016206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.016206][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.016206][ T10] netlink_unicast+0x449/0x710 [ 5289.016206][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.016206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.016206][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.016206][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.016206][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.016206][ T10] [ 5289.018353][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.018353][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5289.018353][ T10] ipv6_find_idev+0x102/0x170 [ 5289.018353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.018353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.018353][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.018353][ T10] netlink_unicast+0x449/0x710 [ 5289.018353][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.018353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.018353][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.018353][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.018353][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.018353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.018353][ T10] [ 5289.020089][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5289.020089][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5289.020089][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5289.020089][ T10] ipv6_find_idev+0x102/0x170 [ 5289.020089][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.020089][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.020089][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.020089][ T10] netlink_unicast+0x449/0x710 [ 5289.020089][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.020089][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.020089][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.020089][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.020089][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.020089][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.020089][ T10] [ 5289.022013][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5289.022254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5289.022254][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.022254][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.022254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.022254][ T10] ip6_route_add+0x1c/0x140 [ 5289.022254][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5289.022254][ T10] inet6_addr_add+0x4f8/0xa40 [ 5289.022254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.022254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.022254][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.022254][ T10] netlink_unicast+0x449/0x710 [ 5289.022254][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.022254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.022254][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.022254][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.022254][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.022254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.022254][ T10] [ 5289.024622][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5289.024622][ T10] netdev_get_by_index+0x5e/0x80 [ 5289.024622][ T10] fib6_nh_init+0x3d8/0x1580 [ 5289.024622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5289.024622][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5289.024622][ T10] ipv6_add_addr+0x411/0x2000 [ 5289.024622][ T10] inet6_addr_add+0x30e/0xa40 [ 5289.024622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5289.024622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.024622][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.024622][ T10] netlink_unicast+0x449/0x710 [ 5289.024622][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.024622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.024622][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.024622][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.024622][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.024622][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.024622][ T10] [ 5289.026865][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5289.026865][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5289.026865][ T10] ipv6_find_idev+0x102/0x170 [ 5289.026865][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.026865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.026865][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.026865][ T10] netlink_unicast+0x449/0x710 [ 5289.026865][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.026865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.026865][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.026865][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.026865][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.026865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.026865][ T10] [ 5289.028655][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5289.028655][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5289.028655][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5289.028655][ T10] ipv6_find_idev+0x102/0x170 [ 5289.028655][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5289.028655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5289.028655][ T10] netlink_rcv_skb+0x130/0x360 [ 5289.028655][ T10] netlink_unicast+0x449/0x710 [ 5289.028655][ T10] netlink_sendmsg+0x723/0xbe0 [ 5289.028655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5289.028655][ T10] ___sys_sendmsg+0xee/0x170 [ 5289.028655][ T10] __sys_sendmsg+0xcd/0x170 [ 5289.028655][ T10] do_syscall_64+0xc6/0x1e0 [ 5289.028655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5289.028655][ T10] [ 5299.086972][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5299.087367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.087367][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5299.087367][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5299.087367][ T10] fib6_nh_init+0xa22/0x1580 [ 5299.087367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.087367][ T10] ip6_route_add+0x1c/0x140 [ 5299.087367][ T10] inet6_rtm_newroute+0x104/0x110 [ 5299.087367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.087367][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.087367][ T10] netlink_unicast+0x449/0x710 [ 5299.087367][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.087367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.087367][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.087367][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.087367][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.087367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.087367][ T10] [ 5299.089274][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.089274][ T10] dst_init+0x84/0x4a0 [ 5299.089274][ T10] dst_alloc+0x97/0x150 [ 5299.089274][ T10] ip6_dst_alloc+0x23/0x90 [ 5299.089274][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5299.089274][ T10] ip6_pol_route+0x56f/0x840 [ 5299.089274][ T10] fib6_rule_lookup+0x456/0x630 [ 5299.089274][ T10] ip6_route_input+0x59c/0xa50 [ 5299.089274][ T10] ipv6_rcv+0x397/0x810 [ 5299.089274][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5299.089274][ T10] process_backlog+0x101/0x620 [ 5299.089274][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5299.089274][ T10] net_rx_action+0x495/0xbe0 [ 5299.089274][ T10] __do_softirq+0x1b5/0x7f6 [ 5299.089274][ T10] [ 5299.090946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.090946][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.090946][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.090946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.090946][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5299.090946][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5299.090946][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5299.090946][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5299.090946][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5299.090946][ T10] addrconf_dad_begin+0x310/0x670 [ 5299.090946][ T10] addrconf_dad_work+0x10b/0xab0 [ 5299.090946][ T10] process_one_work+0x84d/0x18a0 [ 5299.090946][ T10] worker_thread+0x587/0xd30 [ 5299.090946][ T10] kthread+0x28a/0x350 [ 5299.090946][ T10] ret_from_fork+0x31/0x70 [ 5299.090946][ T10] ret_from_fork_asm+0x1a/0x30 [ 5299.090946][ T10] [ 5299.092878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.092878][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.092878][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.092878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.092878][ T10] ip6_route_add+0x1c/0x140 [ 5299.092878][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5299.092878][ T10] inet6_addr_add+0x4f8/0xa40 [ 5299.092878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.092878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.092878][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.092878][ T10] netlink_unicast+0x449/0x710 [ 5299.092878][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.092878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.092878][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.092878][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.092878][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.092878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.092878][ T10] [ 5299.094884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.094884][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.094884][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.094884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.094884][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5299.094884][ T10] ipv6_add_addr+0x411/0x2000 [ 5299.094884][ T10] inet6_addr_add+0x30e/0xa40 [ 5299.094884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.094884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.094884][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.094884][ T10] netlink_unicast+0x449/0x710 [ 5299.094884][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.094884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.094884][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.094884][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.094884][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.094884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.094884][ T10] [ 5299.096914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.096914][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.096914][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.096914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.096914][ T10] ip6_route_add+0x1c/0x140 [ 5299.096914][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5299.096914][ T10] addrconf_add_dev+0xe2/0x170 [ 5299.096914][ T10] inet6_addr_add+0x12f/0xa40 [ 5299.096914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.096914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.096914][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.096914][ T10] netlink_unicast+0x449/0x710 [ 5299.096914][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.096914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.096914][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.096914][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.096914][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.096914][ T10] [ 5299.098880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.098880][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5299.098880][ T10] ipv6_find_idev+0x102/0x170 [ 5299.098880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.098880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.098880][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.098880][ T10] netlink_unicast+0x449/0x710 [ 5299.098880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.098880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.098880][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.098880][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.098880][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.098880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.098880][ T10] [ 5299.100420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5299.100420][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5299.100420][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5299.100420][ T10] ipv6_find_idev+0x102/0x170 [ 5299.100420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.100420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.100420][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.100420][ T10] netlink_unicast+0x449/0x710 [ 5299.100420][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.100420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.100420][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.100420][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.100420][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.100420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.100420][ T10] [ 5299.102132][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5299.102435][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5299.102435][ T10] dst_init+0x84/0x4a0 [ 5299.102435][ T10] dst_alloc+0x97/0x150 [ 5299.102435][ T10] ip6_dst_alloc+0x23/0x90 [ 5299.102435][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5299.102435][ T10] ip6_pol_route+0x56f/0x840 [ 5299.102435][ T10] fib6_rule_lookup+0x456/0x630 [ 5299.102435][ T10] ip6_route_input+0x59c/0xa50 [ 5299.102435][ T10] ipv6_rcv+0x397/0x810 [ 5299.102435][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5299.102435][ T10] process_backlog+0x101/0x620 [ 5299.102435][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5299.102435][ T10] net_rx_action+0x495/0xbe0 [ 5299.102435][ T10] __do_softirq+0x1b5/0x7f6 [ 5299.102435][ T10] [ 5299.104068][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.104068][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5299.104068][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5299.104068][ T10] fib6_nh_init+0xa22/0x1580 [ 5299.104068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.104068][ T10] ip6_route_add+0x1c/0x140 [ 5299.104068][ T10] inet6_rtm_newroute+0x104/0x110 [ 5299.104068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.104068][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.104068][ T10] netlink_unicast+0x449/0x710 [ 5299.104068][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.104068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.104068][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.104068][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.104068][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.104068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.104068][ T10] [ 5299.105969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.105969][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.105969][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.105969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.105969][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5299.105969][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5299.105969][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5299.105969][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5299.105969][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5299.105969][ T10] addrconf_dad_begin+0x310/0x670 [ 5299.105969][ T10] addrconf_dad_work+0x10b/0xab0 [ 5299.105969][ T10] process_one_work+0x84d/0x18a0 [ 5299.105969][ T10] worker_thread+0x587/0xd30 [ 5299.105969][ T10] kthread+0x28a/0x350 [ 5299.105969][ T10] ret_from_fork+0x31/0x70 [ 5299.105969][ T10] ret_from_fork_asm+0x1a/0x30 [ 5299.105969][ T10] [ 5299.107884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.107884][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.107884][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.107884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.107884][ T10] ip6_route_add+0x1c/0x140 [ 5299.107884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5299.107884][ T10] inet6_addr_add+0x4f8/0xa40 [ 5299.107884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.107884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.107884][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.107884][ T10] netlink_unicast+0x449/0x710 [ 5299.107884][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.107884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.107884][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.107884][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.107884][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.107884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.107884][ T10] [ 5299.109909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.109909][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.109909][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.109909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.109909][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5299.109909][ T10] ipv6_add_addr+0x411/0x2000 [ 5299.109909][ T10] inet6_addr_add+0x30e/0xa40 [ 5299.109909][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.109909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.109909][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.109909][ T10] netlink_unicast+0x449/0x710 [ 5299.109909][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.109909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.109909][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.109909][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.109909][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.109909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.109909][ T10] [ 5299.111919][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.111919][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.111919][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.111919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.111919][ T10] ip6_route_add+0x1c/0x140 [ 5299.111919][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5299.111919][ T10] addrconf_add_dev+0xe2/0x170 [ 5299.111919][ T10] inet6_addr_add+0x12f/0xa40 [ 5299.111919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.111919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.111919][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.111919][ T10] netlink_unicast+0x449/0x710 [ 5299.111919][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.111919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.111919][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.111919][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.111919][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.111919][ T10] [ 5299.114072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.114072][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5299.114072][ T10] ipv6_find_idev+0x102/0x170 [ 5299.114072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.114072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.114072][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.114072][ T10] netlink_unicast+0x449/0x710 [ 5299.114072][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.114072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.114072][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.114072][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.114072][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.114072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.114072][ T10] [ 5299.115740][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5299.115740][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5299.115740][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5299.115740][ T10] ipv6_find_idev+0x102/0x170 [ 5299.115740][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.115740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.115740][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.115740][ T10] netlink_unicast+0x449/0x710 [ 5299.115740][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.115740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.115740][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.115740][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.115740][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.115740][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.115740][ T10] [ 5299.117748][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5299.118016][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5299.118016][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.118016][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.118016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.118016][ T10] ip6_route_add+0x1c/0x140 [ 5299.118016][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5299.118016][ T10] inet6_addr_add+0x4f8/0xa40 [ 5299.118016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.118016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.118016][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.118016][ T10] netlink_unicast+0x449/0x710 [ 5299.118016][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.118016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.118016][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.118016][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.118016][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.118016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.118016][ T10] [ 5299.120263][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5299.120263][ T10] netdev_get_by_index+0x5e/0x80 [ 5299.120263][ T10] fib6_nh_init+0x3d8/0x1580 [ 5299.120263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5299.120263][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5299.120263][ T10] ipv6_add_addr+0x411/0x2000 [ 5299.120263][ T10] inet6_addr_add+0x30e/0xa40 [ 5299.120263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5299.120263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.120263][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.120263][ T10] netlink_unicast+0x449/0x710 [ 5299.120263][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.120263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.120263][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.120263][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.120263][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.120263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.120263][ T10] [ 5299.122513][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5299.122513][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5299.122513][ T10] ipv6_find_idev+0x102/0x170 [ 5299.122513][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.122513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.122513][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.122513][ T10] netlink_unicast+0x449/0x710 [ 5299.122513][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.122513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.122513][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.122513][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.122513][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.122513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.122513][ T10] [ 5299.124231][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5299.124231][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5299.124231][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5299.124231][ T10] ipv6_find_idev+0x102/0x170 [ 5299.124231][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5299.124231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5299.124231][ T10] netlink_rcv_skb+0x130/0x360 [ 5299.124231][ T10] netlink_unicast+0x449/0x710 [ 5299.124231][ T10] netlink_sendmsg+0x723/0xbe0 [ 5299.124231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5299.124231][ T10] ___sys_sendmsg+0xee/0x170 [ 5299.124231][ T10] __sys_sendmsg+0xcd/0x170 [ 5299.124231][ T10] do_syscall_64+0xc6/0x1e0 [ 5299.124231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5299.124231][ T10] [ 5309.374925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5309.375394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.375394][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5309.375394][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5309.375394][ T10] fib6_nh_init+0xa22/0x1580 [ 5309.375394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.375394][ T10] ip6_route_add+0x1c/0x140 [ 5309.375394][ T10] inet6_rtm_newroute+0x104/0x110 [ 5309.375394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.375394][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.375394][ T10] netlink_unicast+0x449/0x710 [ 5309.375394][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.375394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.375394][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.375394][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.375394][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.375394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.375394][ T10] [ 5309.377324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.377324][ T10] dst_init+0x84/0x4a0 [ 5309.377324][ T10] dst_alloc+0x97/0x150 [ 5309.377324][ T10] ip6_dst_alloc+0x23/0x90 [ 5309.377324][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5309.377324][ T10] ip6_pol_route+0x56f/0x840 [ 5309.377324][ T10] fib6_rule_lookup+0x456/0x630 [ 5309.377324][ T10] ip6_route_input+0x59c/0xa50 [ 5309.377324][ T10] ipv6_rcv+0x397/0x810 [ 5309.377324][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5309.377324][ T10] process_backlog+0x101/0x620 [ 5309.377324][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5309.377324][ T10] net_rx_action+0x495/0xbe0 [ 5309.377324][ T10] __do_softirq+0x1b5/0x7f6 [ 5309.377324][ T10] [ 5309.378988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.378988][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.378988][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.378988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.378988][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5309.378988][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5309.378988][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5309.378988][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5309.378988][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5309.378988][ T10] addrconf_dad_begin+0x310/0x670 [ 5309.378988][ T10] addrconf_dad_work+0x10b/0xab0 [ 5309.378988][ T10] process_one_work+0x84d/0x18a0 [ 5309.378988][ T10] worker_thread+0x587/0xd30 [ 5309.378988][ T10] kthread+0x28a/0x350 [ 5309.378988][ T10] ret_from_fork+0x31/0x70 [ 5309.378988][ T10] ret_from_fork_asm+0x1a/0x30 [ 5309.378988][ T10] [ 5309.380971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.380971][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.380971][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.380971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.380971][ T10] ip6_route_add+0x1c/0x140 [ 5309.380971][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5309.380971][ T10] inet6_addr_add+0x4f8/0xa40 [ 5309.380971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.380971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.380971][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.380971][ T10] netlink_unicast+0x449/0x710 [ 5309.380971][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.380971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.380971][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.380971][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.380971][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.380971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.380971][ T10] [ 5309.383098][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.383098][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.383098][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.383098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.383098][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5309.383098][ T10] ipv6_add_addr+0x411/0x2000 [ 5309.383098][ T10] inet6_addr_add+0x30e/0xa40 [ 5309.383098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.383098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.383098][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.383098][ T10] netlink_unicast+0x449/0x710 [ 5309.383098][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.383098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.383098][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.383098][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.383098][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.383098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.383098][ T10] [ 5309.385212][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.385212][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.385212][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.385212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.385212][ T10] ip6_route_add+0x1c/0x140 [ 5309.385212][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5309.385212][ T10] addrconf_add_dev+0xe2/0x170 [ 5309.385212][ T10] inet6_addr_add+0x12f/0xa40 [ 5309.385212][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.385212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.385212][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.385212][ T10] netlink_unicast+0x449/0x710 [ 5309.385212][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.385212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.385212][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.385212][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.385212][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.385212][ T10] [ 5309.387179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.387179][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5309.387179][ T10] ipv6_find_idev+0x102/0x170 [ 5309.387179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.387179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.387179][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.387179][ T10] netlink_unicast+0x449/0x710 [ 5309.387179][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.387179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.387179][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.387179][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.387179][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.387179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.387179][ T10] [ 5309.388750][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5309.388750][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5309.388750][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5309.388750][ T10] ipv6_find_idev+0x102/0x170 [ 5309.388750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.388750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.388750][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.388750][ T10] netlink_unicast+0x449/0x710 [ 5309.388750][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.388750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.388750][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.388750][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.388750][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.388750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.388750][ T10] [ 5309.390448][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5309.390753][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5309.390753][ T10] dst_init+0x84/0x4a0 [ 5309.390753][ T10] dst_alloc+0x97/0x150 [ 5309.390753][ T10] ip6_dst_alloc+0x23/0x90 [ 5309.390753][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5309.390753][ T10] ip6_pol_route+0x56f/0x840 [ 5309.390753][ T10] fib6_rule_lookup+0x456/0x630 [ 5309.390753][ T10] ip6_route_input+0x59c/0xa50 [ 5309.390753][ T10] ipv6_rcv+0x397/0x810 [ 5309.390753][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5309.390753][ T10] process_backlog+0x101/0x620 [ 5309.390753][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5309.390753][ T10] net_rx_action+0x495/0xbe0 [ 5309.390753][ T10] __do_softirq+0x1b5/0x7f6 [ 5309.390753][ T10] [ 5309.392400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.392400][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5309.392400][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5309.392400][ T10] fib6_nh_init+0xa22/0x1580 [ 5309.392400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.392400][ T10] ip6_route_add+0x1c/0x140 [ 5309.392400][ T10] inet6_rtm_newroute+0x104/0x110 [ 5309.392400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.392400][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.392400][ T10] netlink_unicast+0x449/0x710 [ 5309.392400][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.392400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.392400][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.392400][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.392400][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.392400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.392400][ T10] [ 5309.394297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.394297][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.394297][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.394297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.394297][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5309.394297][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5309.394297][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5309.394297][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5309.394297][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5309.394297][ T10] addrconf_dad_begin+0x310/0x670 [ 5309.394297][ T10] addrconf_dad_work+0x10b/0xab0 [ 5309.394297][ T10] process_one_work+0x84d/0x18a0 [ 5309.394297][ T10] worker_thread+0x587/0xd30 [ 5309.394297][ T10] kthread+0x28a/0x350 [ 5309.394297][ T10] ret_from_fork+0x31/0x70 [ 5309.394297][ T10] ret_from_fork_asm+0x1a/0x30 [ 5309.394297][ T10] [ 5309.396219][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.396219][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.396219][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.396219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.396219][ T10] ip6_route_add+0x1c/0x140 [ 5309.396219][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5309.396219][ T10] inet6_addr_add+0x4f8/0xa40 [ 5309.396219][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.396219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.396219][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.396219][ T10] netlink_unicast+0x449/0x710 [ 5309.396219][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.396219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.396219][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.396219][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.396219][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.396219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.396219][ T10] [ 5309.398226][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.398226][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.398226][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.398226][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.398226][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5309.398226][ T10] ipv6_add_addr+0x411/0x2000 [ 5309.398226][ T10] inet6_addr_add+0x30e/0xa40 [ 5309.398226][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.398226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.398226][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.398226][ T10] netlink_unicast+0x449/0x710 [ 5309.398226][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.398226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.398226][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.398226][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.398226][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.398226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.398226][ T10] [ 5309.400234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.400234][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.400234][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.400234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.400234][ T10] ip6_route_add+0x1c/0x140 [ 5309.400234][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5309.400234][ T10] addrconf_add_dev+0xe2/0x170 [ 5309.400234][ T10] inet6_addr_add+0x12f/0xa40 [ 5309.400234][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.400234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.400234][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.400234][ T10] netlink_unicast+0x449/0x710 [ 5309.400234][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.400234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.400234][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.400234][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.400234][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.400234][ T10] [ 5309.402402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.402402][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5309.402402][ T10] ipv6_find_idev+0x102/0x170 [ 5309.402402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.402402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.402402][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.402402][ T10] netlink_unicast+0x449/0x710 [ 5309.402402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.402402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.402402][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.402402][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.402402][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.402402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.402402][ T10] [ 5309.404139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5309.404139][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5309.404139][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5309.404139][ T10] ipv6_find_idev+0x102/0x170 [ 5309.404139][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.404139][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.404139][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.404139][ T10] netlink_unicast+0x449/0x710 [ 5309.404139][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.404139][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.404139][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.404139][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.404139][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.404139][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.404139][ T10] [ 5309.406088][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5309.406327][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5309.406327][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.406327][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.406327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.406327][ T10] ip6_route_add+0x1c/0x140 [ 5309.406327][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5309.406327][ T10] inet6_addr_add+0x4f8/0xa40 [ 5309.406327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.406327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.406327][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.406327][ T10] netlink_unicast+0x449/0x710 [ 5309.406327][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.406327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.406327][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.406327][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.406327][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.406327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.406327][ T10] [ 5309.408600][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5309.408600][ T10] netdev_get_by_index+0x5e/0x80 [ 5309.408600][ T10] fib6_nh_init+0x3d8/0x1580 [ 5309.408600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5309.408600][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5309.408600][ T10] ipv6_add_addr+0x411/0x2000 [ 5309.408600][ T10] inet6_addr_add+0x30e/0xa40 [ 5309.408600][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5309.408600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.408600][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.408600][ T10] netlink_unicast+0x449/0x710 [ 5309.408600][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.408600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.408600][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.408600][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.408600][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.408600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.408600][ T10] [ 5309.410855][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5309.410855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5309.410855][ T10] ipv6_find_idev+0x102/0x170 [ 5309.410855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.410855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.410855][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.410855][ T10] netlink_unicast+0x449/0x710 [ 5309.410855][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.410855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.410855][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.410855][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.410855][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.410855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.410855][ T10] [ 5309.412640][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5309.412640][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5309.412640][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5309.412640][ T10] ipv6_find_idev+0x102/0x170 [ 5309.412640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5309.412640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5309.412640][ T10] netlink_rcv_skb+0x130/0x360 [ 5309.412640][ T10] netlink_unicast+0x449/0x710 [ 5309.412640][ T10] netlink_sendmsg+0x723/0xbe0 [ 5309.412640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5309.412640][ T10] ___sys_sendmsg+0xee/0x170 [ 5309.412640][ T10] __sys_sendmsg+0xcd/0x170 [ 5309.412640][ T10] do_syscall_64+0xc6/0x1e0 [ 5309.412640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5309.412640][ T10] [ 5319.662994][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5319.663463][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.663463][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5319.663463][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5319.663463][ T10] fib6_nh_init+0xa22/0x1580 [ 5319.663463][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.663463][ T10] ip6_route_add+0x1c/0x140 [ 5319.663463][ T10] inet6_rtm_newroute+0x104/0x110 [ 5319.663463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.663463][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.663463][ T10] netlink_unicast+0x449/0x710 [ 5319.663463][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.663463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.663463][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.663463][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.663463][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.663463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.663463][ T10] [ 5319.665401][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.665401][ T10] dst_init+0x84/0x4a0 [ 5319.665401][ T10] dst_alloc+0x97/0x150 [ 5319.665401][ T10] ip6_dst_alloc+0x23/0x90 [ 5319.665401][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5319.665401][ T10] ip6_pol_route+0x56f/0x840 [ 5319.665401][ T10] fib6_rule_lookup+0x456/0x630 [ 5319.665401][ T10] ip6_route_input+0x59c/0xa50 [ 5319.665401][ T10] ipv6_rcv+0x397/0x810 [ 5319.665401][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5319.665401][ T10] process_backlog+0x101/0x620 [ 5319.665401][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5319.665401][ T10] net_rx_action+0x495/0xbe0 [ 5319.665401][ T10] __do_softirq+0x1b5/0x7f6 [ 5319.665401][ T10] [ 5319.667053][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.667053][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.667053][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.667053][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.667053][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5319.667053][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5319.667053][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5319.667053][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5319.667053][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5319.667053][ T10] addrconf_dad_begin+0x310/0x670 [ 5319.667053][ T10] addrconf_dad_work+0x10b/0xab0 [ 5319.667053][ T10] process_one_work+0x84d/0x18a0 [ 5319.667053][ T10] worker_thread+0x587/0xd30 [ 5319.667053][ T10] kthread+0x28a/0x350 [ 5319.667053][ T10] ret_from_fork+0x31/0x70 [ 5319.667053][ T10] ret_from_fork_asm+0x1a/0x30 [ 5319.667053][ T10] [ 5319.668977][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.668977][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.668977][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.668977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.668977][ T10] ip6_route_add+0x1c/0x140 [ 5319.668977][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5319.668977][ T10] inet6_addr_add+0x4f8/0xa40 [ 5319.668977][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.668977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.668977][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.668977][ T10] netlink_unicast+0x449/0x710 [ 5319.668977][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.668977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.668977][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.668977][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.668977][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.668977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.668977][ T10] [ 5319.671008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.671008][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.671008][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.671008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.671008][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5319.671008][ T10] ipv6_add_addr+0x411/0x2000 [ 5319.671008][ T10] inet6_addr_add+0x30e/0xa40 [ 5319.671008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.671008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.671008][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.671008][ T10] netlink_unicast+0x449/0x710 [ 5319.671008][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.671008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.671008][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.671008][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.671008][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.671008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.671008][ T10] [ 5319.673006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.673006][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.673006][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.673006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.673006][ T10] ip6_route_add+0x1c/0x140 [ 5319.673006][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5319.673006][ T10] addrconf_add_dev+0xe2/0x170 [ 5319.673006][ T10] inet6_addr_add+0x12f/0xa40 [ 5319.673006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.673006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.673006][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.673006][ T10] netlink_unicast+0x449/0x710 [ 5319.673006][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.673006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.673006][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.673006][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.673006][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.673006][ T10] [ 5319.674988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.674988][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5319.674988][ T10] ipv6_find_idev+0x102/0x170 [ 5319.674988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.674988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.674988][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.674988][ T10] netlink_unicast+0x449/0x710 [ 5319.674988][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.674988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.674988][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.674988][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.674988][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.674988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.674988][ T10] [ 5319.676521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5319.676521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5319.676521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5319.676521][ T10] ipv6_find_idev+0x102/0x170 [ 5319.676521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.676521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.676521][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.676521][ T10] netlink_unicast+0x449/0x710 [ 5319.676521][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.676521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.676521][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.676521][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.676521][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.676521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.676521][ T10] [ 5319.678226][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5319.678508][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5319.678508][ T10] dst_init+0x84/0x4a0 [ 5319.678508][ T10] dst_alloc+0x97/0x150 [ 5319.678508][ T10] ip6_dst_alloc+0x23/0x90 [ 5319.678508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5319.678508][ T10] ip6_pol_route+0x56f/0x840 [ 5319.678508][ T10] fib6_rule_lookup+0x456/0x630 [ 5319.678508][ T10] ip6_route_input+0x59c/0xa50 [ 5319.678508][ T10] ipv6_rcv+0x397/0x810 [ 5319.678508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5319.678508][ T10] process_backlog+0x101/0x620 [ 5319.678508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5319.678508][ T10] net_rx_action+0x495/0xbe0 [ 5319.678508][ T10] __do_softirq+0x1b5/0x7f6 [ 5319.678508][ T10] [ 5319.680152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.680152][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5319.680152][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5319.680152][ T10] fib6_nh_init+0xa22/0x1580 [ 5319.680152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.680152][ T10] ip6_route_add+0x1c/0x140 [ 5319.680152][ T10] inet6_rtm_newroute+0x104/0x110 [ 5319.680152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.680152][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.680152][ T10] netlink_unicast+0x449/0x710 [ 5319.680152][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.680152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.680152][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.680152][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.680152][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.680152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.680152][ T10] [ 5319.682069][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.682069][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.682069][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.682069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.682069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5319.682069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5319.682069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5319.682069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5319.682069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5319.682069][ T10] addrconf_dad_begin+0x310/0x670 [ 5319.682069][ T10] addrconf_dad_work+0x10b/0xab0 [ 5319.682069][ T10] process_one_work+0x84d/0x18a0 [ 5319.682069][ T10] worker_thread+0x587/0xd30 [ 5319.682069][ T10] kthread+0x28a/0x350 [ 5319.682069][ T10] ret_from_fork+0x31/0x70 [ 5319.682069][ T10] ret_from_fork_asm+0x1a/0x30 [ 5319.682069][ T10] [ 5319.683987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.683987][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.683987][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.683987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.683987][ T10] ip6_route_add+0x1c/0x140 [ 5319.683987][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5319.683987][ T10] inet6_addr_add+0x4f8/0xa40 [ 5319.683987][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.683987][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.683987][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.683987][ T10] netlink_unicast+0x449/0x710 [ 5319.683987][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.683987][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.683987][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.683987][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.683987][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.683987][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.683987][ T10] [ 5319.685992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.685992][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.685992][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.685992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.685992][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5319.685992][ T10] ipv6_add_addr+0x411/0x2000 [ 5319.685992][ T10] inet6_addr_add+0x30e/0xa40 [ 5319.685992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.685992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.685992][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.685992][ T10] netlink_unicast+0x449/0x710 [ 5319.685992][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.685992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.685992][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.685992][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.685992][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.685992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.685992][ T10] [ 5319.687998][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.687998][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.687998][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.687998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.687998][ T10] ip6_route_add+0x1c/0x140 [ 5319.687998][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5319.687998][ T10] addrconf_add_dev+0xe2/0x170 [ 5319.687998][ T10] inet6_addr_add+0x12f/0xa40 [ 5319.687998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.687998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.687998][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.687998][ T10] netlink_unicast+0x449/0x710 [ 5319.687998][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.687998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.687998][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.687998][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.687998][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.687998][ T10] [ 5319.690161][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.690161][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5319.690161][ T10] ipv6_find_idev+0x102/0x170 [ 5319.690161][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.690161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.690161][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.690161][ T10] netlink_unicast+0x449/0x710 [ 5319.690161][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.690161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.690161][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.690161][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.690161][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.690161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.690161][ T10] [ 5319.691825][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5319.691825][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5319.691825][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5319.691825][ T10] ipv6_find_idev+0x102/0x170 [ 5319.691825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.691825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.691825][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.691825][ T10] netlink_unicast+0x449/0x710 [ 5319.691825][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.691825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.691825][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.691825][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.691825][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.691825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.691825][ T10] [ 5319.693834][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5319.694079][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5319.694079][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.694079][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.694079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.694079][ T10] ip6_route_add+0x1c/0x140 [ 5319.694079][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5319.694079][ T10] inet6_addr_add+0x4f8/0xa40 [ 5319.694079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.694079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.694079][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.694079][ T10] netlink_unicast+0x449/0x710 [ 5319.694079][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.694079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.694079][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.694079][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.694079][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.694079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.694079][ T10] [ 5319.696336][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5319.696336][ T10] netdev_get_by_index+0x5e/0x80 [ 5319.696336][ T10] fib6_nh_init+0x3d8/0x1580 [ 5319.696336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5319.696336][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5319.696336][ T10] ipv6_add_addr+0x411/0x2000 [ 5319.696336][ T10] inet6_addr_add+0x30e/0xa40 [ 5319.696336][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5319.696336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.696336][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.696336][ T10] netlink_unicast+0x449/0x710 [ 5319.696336][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.696336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.696336][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.696336][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.696336][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.696336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.696336][ T10] [ 5319.698580][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5319.698580][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5319.698580][ T10] ipv6_find_idev+0x102/0x170 [ 5319.698580][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.698580][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.698580][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.698580][ T10] netlink_unicast+0x449/0x710 [ 5319.698580][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.698580][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.698580][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.698580][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.698580][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.698580][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.698580][ T10] [ 5319.700326][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5319.700326][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5319.700326][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5319.700326][ T10] ipv6_find_idev+0x102/0x170 [ 5319.700326][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5319.700326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5319.700326][ T10] netlink_rcv_skb+0x130/0x360 [ 5319.700326][ T10] netlink_unicast+0x449/0x710 [ 5319.700326][ T10] netlink_sendmsg+0x723/0xbe0 [ 5319.700326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5319.700326][ T10] ___sys_sendmsg+0xee/0x170 [ 5319.700326][ T10] __sys_sendmsg+0xcd/0x170 [ 5319.700326][ T10] do_syscall_64+0xc6/0x1e0 [ 5319.700326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5319.700326][ T10] [ 5329.839047][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5329.839515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.839515][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5329.839515][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5329.839515][ T10] fib6_nh_init+0xa22/0x1580 [ 5329.839515][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.839515][ T10] ip6_route_add+0x1c/0x140 [ 5329.839515][ T10] inet6_rtm_newroute+0x104/0x110 [ 5329.839515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.839515][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.839515][ T10] netlink_unicast+0x449/0x710 [ 5329.839515][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.839515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.839515][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.839515][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.839515][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.839515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.839515][ T10] [ 5329.841460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.841460][ T10] dst_init+0x84/0x4a0 [ 5329.841460][ T10] dst_alloc+0x97/0x150 [ 5329.841460][ T10] ip6_dst_alloc+0x23/0x90 [ 5329.841460][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5329.841460][ T10] ip6_pol_route+0x56f/0x840 [ 5329.841460][ T10] fib6_rule_lookup+0x456/0x630 [ 5329.841460][ T10] ip6_route_input+0x59c/0xa50 [ 5329.841460][ T10] ipv6_rcv+0x397/0x810 [ 5329.841460][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5329.841460][ T10] process_backlog+0x101/0x620 [ 5329.841460][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5329.841460][ T10] net_rx_action+0x495/0xbe0 [ 5329.841460][ T10] __do_softirq+0x1b5/0x7f6 [ 5329.841460][ T10] [ 5329.843108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.843108][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.843108][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.843108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.843108][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5329.843108][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5329.843108][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5329.843108][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5329.843108][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5329.843108][ T10] addrconf_dad_begin+0x310/0x670 [ 5329.843108][ T10] addrconf_dad_work+0x10b/0xab0 [ 5329.843108][ T10] process_one_work+0x84d/0x18a0 [ 5329.843108][ T10] worker_thread+0x587/0xd30 [ 5329.843108][ T10] kthread+0x28a/0x350 [ 5329.843108][ T10] ret_from_fork+0x31/0x70 [ 5329.843108][ T10] ret_from_fork_asm+0x1a/0x30 [ 5329.843108][ T10] [ 5329.845024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.845024][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.845024][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.845024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.845024][ T10] ip6_route_add+0x1c/0x140 [ 5329.845024][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5329.845024][ T10] inet6_addr_add+0x4f8/0xa40 [ 5329.845024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.845024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.845024][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.845024][ T10] netlink_unicast+0x449/0x710 [ 5329.845024][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.845024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.845024][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.845024][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.845024][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.845024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.845024][ T10] [ 5329.847032][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.847032][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.847032][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.847032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.847032][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5329.847032][ T10] ipv6_add_addr+0x411/0x2000 [ 5329.847032][ T10] inet6_addr_add+0x30e/0xa40 [ 5329.847032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.847032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.847032][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.847032][ T10] netlink_unicast+0x449/0x710 [ 5329.847032][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.847032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.847032][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.847032][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.847032][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.847032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.847032][ T10] [ 5329.849037][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.849037][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.849037][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.849037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.849037][ T10] ip6_route_add+0x1c/0x140 [ 5329.849037][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5329.849037][ T10] addrconf_add_dev+0xe2/0x170 [ 5329.849037][ T10] inet6_addr_add+0x12f/0xa40 [ 5329.849037][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.849037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.849037][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.849037][ T10] netlink_unicast+0x449/0x710 [ 5329.849037][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.849037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.849037][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.849037][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.849037][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.849037][ T10] [ 5329.851006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.851006][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5329.851006][ T10] ipv6_find_idev+0x102/0x170 [ 5329.851006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.851006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.851006][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.851006][ T10] netlink_unicast+0x449/0x710 [ 5329.851006][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.851006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.851006][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.851006][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.851006][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.851006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.851006][ T10] [ 5329.852546][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5329.852546][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5329.852546][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5329.852546][ T10] ipv6_find_idev+0x102/0x170 [ 5329.852546][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.852546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.852546][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.852546][ T10] netlink_unicast+0x449/0x710 [ 5329.852546][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.852546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.852546][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.852546][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.852546][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.852546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.852546][ T10] [ 5329.854284][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5329.854565][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5329.854565][ T10] dst_init+0x84/0x4a0 [ 5329.854565][ T10] dst_alloc+0x97/0x150 [ 5329.854565][ T10] ip6_dst_alloc+0x23/0x90 [ 5329.854565][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5329.854565][ T10] ip6_pol_route+0x56f/0x840 [ 5329.854565][ T10] fib6_rule_lookup+0x456/0x630 [ 5329.854565][ T10] ip6_route_input+0x59c/0xa50 [ 5329.854565][ T10] ipv6_rcv+0x397/0x810 [ 5329.854565][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5329.854565][ T10] process_backlog+0x101/0x620 [ 5329.854565][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5329.854565][ T10] net_rx_action+0x495/0xbe0 [ 5329.854565][ T10] __do_softirq+0x1b5/0x7f6 [ 5329.854565][ T10] [ 5329.856208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.856208][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5329.856208][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5329.856208][ T10] fib6_nh_init+0xa22/0x1580 [ 5329.856208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.856208][ T10] ip6_route_add+0x1c/0x140 [ 5329.856208][ T10] inet6_rtm_newroute+0x104/0x110 [ 5329.856208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.856208][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.856208][ T10] netlink_unicast+0x449/0x710 [ 5329.856208][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.856208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.856208][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.856208][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.856208][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.856208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.856208][ T10] [ 5329.858086][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.858086][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.858086][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.858086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.858086][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5329.858086][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5329.858086][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5329.858086][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5329.858086][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5329.858086][ T10] addrconf_dad_begin+0x310/0x670 [ 5329.858086][ T10] addrconf_dad_work+0x10b/0xab0 [ 5329.858086][ T10] process_one_work+0x84d/0x18a0 [ 5329.858086][ T10] worker_thread+0x587/0xd30 [ 5329.858086][ T10] kthread+0x28a/0x350 [ 5329.858086][ T10] ret_from_fork+0x31/0x70 [ 5329.858086][ T10] ret_from_fork_asm+0x1a/0x30 [ 5329.858086][ T10] [ 5329.860000][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.860000][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.860000][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.860000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.860000][ T10] ip6_route_add+0x1c/0x140 [ 5329.860000][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5329.860000][ T10] inet6_addr_add+0x4f8/0xa40 [ 5329.860000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.860000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.860000][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.860000][ T10] netlink_unicast+0x449/0x710 [ 5329.860000][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.860000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.860000][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.860000][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.860000][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.860000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.860000][ T10] [ 5329.862008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.862008][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.862008][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.862008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.862008][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5329.862008][ T10] ipv6_add_addr+0x411/0x2000 [ 5329.862008][ T10] inet6_addr_add+0x30e/0xa40 [ 5329.862008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.862008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.862008][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.862008][ T10] netlink_unicast+0x449/0x710 [ 5329.862008][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.862008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.862008][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.862008][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.862008][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.862008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.862008][ T10] [ 5329.864042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.864042][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.864042][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.864042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.864042][ T10] ip6_route_add+0x1c/0x140 [ 5329.864042][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5329.864042][ T10] addrconf_add_dev+0xe2/0x170 [ 5329.864042][ T10] inet6_addr_add+0x12f/0xa40 [ 5329.864042][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.864042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.864042][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.864042][ T10] netlink_unicast+0x449/0x710 [ 5329.864042][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.864042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.864042][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.864042][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.864042][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.864042][ T10] [ 5329.866213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.866213][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5329.866213][ T10] ipv6_find_idev+0x102/0x170 [ 5329.866213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.866213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.866213][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.866213][ T10] netlink_unicast+0x449/0x710 [ 5329.866213][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.866213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.866213][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.866213][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.866213][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.866213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.866213][ T10] [ 5329.867946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5329.867946][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5329.867946][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5329.867946][ T10] ipv6_find_idev+0x102/0x170 [ 5329.867946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.867946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.867946][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.867946][ T10] netlink_unicast+0x449/0x710 [ 5329.867946][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.867946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.867946][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.867946][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.867946][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.867946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.867946][ T10] [ 5329.869994][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5329.870242][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5329.870242][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.870242][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.870242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.870242][ T10] ip6_route_add+0x1c/0x140 [ 5329.870242][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5329.870242][ T10] inet6_addr_add+0x4f8/0xa40 [ 5329.870242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.870242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.870242][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.870242][ T10] netlink_unicast+0x449/0x710 [ 5329.870242][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.870242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.870242][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.870242][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.870242][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.870242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.870242][ T10] [ 5329.872566][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5329.872566][ T10] netdev_get_by_index+0x5e/0x80 [ 5329.872566][ T10] fib6_nh_init+0x3d8/0x1580 [ 5329.872566][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5329.872566][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5329.872566][ T10] ipv6_add_addr+0x411/0x2000 [ 5329.872566][ T10] inet6_addr_add+0x30e/0xa40 [ 5329.872566][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5329.872566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.872566][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.872566][ T10] netlink_unicast+0x449/0x710 [ 5329.872566][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.872566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.872566][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.872566][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.872566][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.872566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.872566][ T10] [ 5329.874860][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5329.874860][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5329.874860][ T10] ipv6_find_idev+0x102/0x170 [ 5329.874860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.874860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.874860][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.874860][ T10] netlink_unicast+0x449/0x710 [ 5329.874860][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.874860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.874860][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.874860][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.874860][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.874860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.874860][ T10] [ 5329.876658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5329.876658][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5329.876658][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5329.876658][ T10] ipv6_find_idev+0x102/0x170 [ 5329.876658][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5329.876658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5329.876658][ T10] netlink_rcv_skb+0x130/0x360 [ 5329.876658][ T10] netlink_unicast+0x449/0x710 [ 5329.876658][ T10] netlink_sendmsg+0x723/0xbe0 [ 5329.876658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5329.876658][ T10] ___sys_sendmsg+0xee/0x170 [ 5329.876658][ T10] __sys_sendmsg+0xcd/0x170 [ 5329.876658][ T10] do_syscall_64+0xc6/0x1e0 [ 5329.876658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5329.876658][ T10] [ 5340.118985][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5340.119396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.119396][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5340.119396][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5340.119396][ T10] fib6_nh_init+0xa22/0x1580 [ 5340.119396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.119396][ T10] ip6_route_add+0x1c/0x140 [ 5340.119396][ T10] inet6_rtm_newroute+0x104/0x110 [ 5340.119396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.119396][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.119396][ T10] netlink_unicast+0x449/0x710 [ 5340.119396][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.119396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.119396][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.119396][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.119396][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.119396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.119396][ T10] [ 5340.121491][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.121491][ T10] dst_init+0x84/0x4a0 [ 5340.121491][ T10] dst_alloc+0x97/0x150 [ 5340.121491][ T10] ip6_dst_alloc+0x23/0x90 [ 5340.121491][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5340.121491][ T10] ip6_pol_route+0x56f/0x840 [ 5340.121491][ T10] fib6_rule_lookup+0x456/0x630 [ 5340.121491][ T10] ip6_route_input+0x59c/0xa50 [ 5340.121491][ T10] ipv6_rcv+0x397/0x810 [ 5340.121491][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5340.121491][ T10] process_backlog+0x101/0x620 [ 5340.121491][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5340.121491][ T10] net_rx_action+0x495/0xbe0 [ 5340.121491][ T10] __do_softirq+0x1b5/0x7f6 [ 5340.121491][ T10] [ 5340.123189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.123189][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.123189][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.123189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.123189][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5340.123189][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5340.123189][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5340.123189][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5340.123189][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5340.123189][ T10] addrconf_dad_begin+0x310/0x670 [ 5340.123189][ T10] addrconf_dad_work+0x10b/0xab0 [ 5340.123189][ T10] process_one_work+0x84d/0x18a0 [ 5340.123189][ T10] worker_thread+0x587/0xd30 [ 5340.123189][ T10] kthread+0x28a/0x350 [ 5340.123189][ T10] ret_from_fork+0x31/0x70 [ 5340.123189][ T10] ret_from_fork_asm+0x1a/0x30 [ 5340.123189][ T10] [ 5340.125155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.125155][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.125155][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.125155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.125155][ T10] ip6_route_add+0x1c/0x140 [ 5340.125155][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5340.125155][ T10] inet6_addr_add+0x4f8/0xa40 [ 5340.125155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.125155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.125155][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.125155][ T10] netlink_unicast+0x449/0x710 [ 5340.125155][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.125155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.125155][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.125155][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.125155][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.125155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.125155][ T10] [ 5340.127254][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.127254][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.127254][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.127254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.127254][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5340.127254][ T10] ipv6_add_addr+0x411/0x2000 [ 5340.127254][ T10] inet6_addr_add+0x30e/0xa40 [ 5340.127254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.127254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.127254][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.127254][ T10] netlink_unicast+0x449/0x710 [ 5340.127254][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.127254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.127254][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.127254][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.127254][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.127254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.127254][ T10] [ 5340.129312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.129312][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.129312][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.129312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.129312][ T10] ip6_route_add+0x1c/0x140 [ 5340.129312][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5340.129312][ T10] addrconf_add_dev+0xe2/0x170 [ 5340.129312][ T10] inet6_addr_add+0x12f/0xa40 [ 5340.129312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.129312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.129312][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.129312][ T10] netlink_unicast+0x449/0x710 [ 5340.129312][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.129312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.129312][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.129312][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.129312][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.129312][ T10] [ 5340.131345][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.131345][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5340.131345][ T10] ipv6_find_idev+0x102/0x170 [ 5340.131345][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.131345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.131345][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.131345][ T10] netlink_unicast+0x449/0x710 [ 5340.131345][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.131345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.131345][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.131345][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.131345][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.131345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.131345][ T10] [ 5340.132930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5340.132930][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5340.132930][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5340.132930][ T10] ipv6_find_idev+0x102/0x170 [ 5340.132930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.132930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.132930][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.132930][ T10] netlink_unicast+0x449/0x710 [ 5340.132930][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.132930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.132930][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.132930][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.132930][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.132930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.132930][ T10] [ 5340.134674][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5340.134973][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5340.134973][ T10] dst_init+0x84/0x4a0 [ 5340.134973][ T10] dst_alloc+0x97/0x150 [ 5340.134973][ T10] ip6_dst_alloc+0x23/0x90 [ 5340.134973][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5340.134973][ T10] ip6_pol_route+0x56f/0x840 [ 5340.134973][ T10] fib6_rule_lookup+0x456/0x630 [ 5340.134973][ T10] ip6_route_input+0x59c/0xa50 [ 5340.134973][ T10] ipv6_rcv+0x397/0x810 [ 5340.134973][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5340.134973][ T10] process_backlog+0x101/0x620 [ 5340.134973][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5340.134973][ T10] net_rx_action+0x495/0xbe0 [ 5340.134973][ T10] __do_softirq+0x1b5/0x7f6 [ 5340.134973][ T10] [ 5340.136658][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.136658][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5340.136658][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5340.136658][ T10] fib6_nh_init+0xa22/0x1580 [ 5340.136658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.136658][ T10] ip6_route_add+0x1c/0x140 [ 5340.136658][ T10] inet6_rtm_newroute+0x104/0x110 [ 5340.136658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.136658][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.136658][ T10] netlink_unicast+0x449/0x710 [ 5340.136658][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.136658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.136658][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.136658][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.136658][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.136658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.136658][ T10] [ 5340.138596][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.138596][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.138596][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.138596][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.138596][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5340.138596][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5340.138596][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5340.138596][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5340.138596][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5340.138596][ T10] addrconf_dad_begin+0x310/0x670 [ 5340.138596][ T10] addrconf_dad_work+0x10b/0xab0 [ 5340.138596][ T10] process_one_work+0x84d/0x18a0 [ 5340.138596][ T10] worker_thread+0x587/0xd30 [ 5340.138596][ T10] kthread+0x28a/0x350 [ 5340.138596][ T10] ret_from_fork+0x31/0x70 [ 5340.138596][ T10] ret_from_fork_asm+0x1a/0x30 [ 5340.138596][ T10] [ 5340.140562][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.140562][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.140562][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.140562][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.140562][ T10] ip6_route_add+0x1c/0x140 [ 5340.140562][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5340.140562][ T10] inet6_addr_add+0x4f8/0xa40 [ 5340.140562][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.140562][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.140562][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.140562][ T10] netlink_unicast+0x449/0x710 [ 5340.140562][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.140562][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.140562][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.140562][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.140562][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.140562][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.140562][ T10] [ 5340.142611][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.142611][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.142611][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.142611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.142611][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5340.142611][ T10] ipv6_add_addr+0x411/0x2000 [ 5340.142611][ T10] inet6_addr_add+0x30e/0xa40 [ 5340.142611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.142611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.142611][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.142611][ T10] netlink_unicast+0x449/0x710 [ 5340.142611][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.142611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.142611][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.142611][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.142611][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.142611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.142611][ T10] [ 5340.144662][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.144662][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.144662][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.144662][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.144662][ T10] ip6_route_add+0x1c/0x140 [ 5340.144662][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5340.144662][ T10] addrconf_add_dev+0xe2/0x170 [ 5340.144662][ T10] inet6_addr_add+0x12f/0xa40 [ 5340.144662][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.144662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.144662][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.144662][ T10] netlink_unicast+0x449/0x710 [ 5340.144662][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.144662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.144662][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.144662][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.144662][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.144662][ T10] [ 5340.146858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.146858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5340.146858][ T10] ipv6_find_idev+0x102/0x170 [ 5340.146858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.146858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.146858][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.146858][ T10] netlink_unicast+0x449/0x710 [ 5340.146858][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.146858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.146858][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.146858][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.146858][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.146858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.146858][ T10] [ 5340.148557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5340.148557][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5340.148557][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5340.148557][ T10] ipv6_find_idev+0x102/0x170 [ 5340.148557][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.148557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.148557][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.148557][ T10] netlink_unicast+0x449/0x710 [ 5340.148557][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.148557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.148557][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.148557][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.148557][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.148557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.148557][ T10] [ 5340.150586][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5340.150827][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5340.150827][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.150827][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.150827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.150827][ T10] ip6_route_add+0x1c/0x140 [ 5340.150827][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5340.150827][ T10] inet6_addr_add+0x4f8/0xa40 [ 5340.150827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.150827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.150827][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.150827][ T10] netlink_unicast+0x449/0x710 [ 5340.150827][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.150827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.150827][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.150827][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.150827][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.150827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.150827][ T10] [ 5340.153078][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5340.153078][ T10] netdev_get_by_index+0x5e/0x80 [ 5340.153078][ T10] fib6_nh_init+0x3d8/0x1580 [ 5340.153078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5340.153078][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5340.153078][ T10] ipv6_add_addr+0x411/0x2000 [ 5340.153078][ T10] inet6_addr_add+0x30e/0xa40 [ 5340.153078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5340.153078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.153078][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.153078][ T10] netlink_unicast+0x449/0x710 [ 5340.153078][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.153078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.153078][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.153078][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.153078][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.153078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.153078][ T10] [ 5340.155880][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5340.155880][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5340.155880][ T10] ipv6_find_idev+0x102/0x170 [ 5340.155880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.155880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.155880][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.155880][ T10] netlink_unicast+0x449/0x710 [ 5340.155880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.155880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.155880][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.155880][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.155880][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.155880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.155880][ T10] [ 5340.157607][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5340.157607][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5340.157607][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5340.157607][ T10] ipv6_find_idev+0x102/0x170 [ 5340.157607][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5340.157607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5340.157607][ T10] netlink_rcv_skb+0x130/0x360 [ 5340.157607][ T10] netlink_unicast+0x449/0x710 [ 5340.157607][ T10] netlink_sendmsg+0x723/0xbe0 [ 5340.157607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5340.157607][ T10] ___sys_sendmsg+0xee/0x170 [ 5340.157607][ T10] __sys_sendmsg+0xcd/0x170 [ 5340.157607][ T10] do_syscall_64+0xc6/0x1e0 [ 5340.157607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5340.157607][ T10] [ 5350.398925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5350.399402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.399402][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5350.399402][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5350.399402][ T10] fib6_nh_init+0xa22/0x1580 [ 5350.399402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.399402][ T10] ip6_route_add+0x1c/0x140 [ 5350.399402][ T10] inet6_rtm_newroute+0x104/0x110 [ 5350.399402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.399402][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.399402][ T10] netlink_unicast+0x449/0x710 [ 5350.399402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.399402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.399402][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.399402][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.399402][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.399402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.399402][ T10] [ 5350.401325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.401325][ T10] dst_init+0x84/0x4a0 [ 5350.401325][ T10] dst_alloc+0x97/0x150 [ 5350.401325][ T10] ip6_dst_alloc+0x23/0x90 [ 5350.401325][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5350.401325][ T10] ip6_pol_route+0x56f/0x840 [ 5350.401325][ T10] fib6_rule_lookup+0x456/0x630 [ 5350.401325][ T10] ip6_route_input+0x59c/0xa50 [ 5350.401325][ T10] ipv6_rcv+0x397/0x810 [ 5350.401325][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5350.401325][ T10] process_backlog+0x101/0x620 [ 5350.401325][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5350.401325][ T10] net_rx_action+0x495/0xbe0 [ 5350.401325][ T10] __do_softirq+0x1b5/0x7f6 [ 5350.401325][ T10] [ 5350.402996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.402996][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.402996][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.402996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.402996][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5350.402996][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5350.402996][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5350.402996][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5350.402996][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5350.402996][ T10] addrconf_dad_begin+0x310/0x670 [ 5350.402996][ T10] addrconf_dad_work+0x10b/0xab0 [ 5350.402996][ T10] process_one_work+0x84d/0x18a0 [ 5350.402996][ T10] worker_thread+0x587/0xd30 [ 5350.402996][ T10] kthread+0x28a/0x350 [ 5350.402996][ T10] ret_from_fork+0x31/0x70 [ 5350.402996][ T10] ret_from_fork_asm+0x1a/0x30 [ 5350.402996][ T10] [ 5350.405030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.405030][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.405030][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.405030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.405030][ T10] ip6_route_add+0x1c/0x140 [ 5350.405030][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5350.405030][ T10] inet6_addr_add+0x4f8/0xa40 [ 5350.405030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.405030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.405030][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.405030][ T10] netlink_unicast+0x449/0x710 [ 5350.405030][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.405030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.405030][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.405030][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.405030][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.405030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.405030][ T10] [ 5350.407132][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.407132][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.407132][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.407132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.407132][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5350.407132][ T10] ipv6_add_addr+0x411/0x2000 [ 5350.407132][ T10] inet6_addr_add+0x30e/0xa40 [ 5350.407132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.407132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.407132][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.407132][ T10] netlink_unicast+0x449/0x710 [ 5350.407132][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.407132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.407132][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.407132][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.407132][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.407132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.407132][ T10] [ 5350.409188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.409188][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.409188][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.409188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.409188][ T10] ip6_route_add+0x1c/0x140 [ 5350.409188][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5350.409188][ T10] addrconf_add_dev+0xe2/0x170 [ 5350.409188][ T10] inet6_addr_add+0x12f/0xa40 [ 5350.409188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.409188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.409188][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.409188][ T10] netlink_unicast+0x449/0x710 [ 5350.409188][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.409188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.409188][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.409188][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.409188][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.409188][ T10] [ 5350.411225][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.411225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5350.411225][ T10] ipv6_find_idev+0x102/0x170 [ 5350.411225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.411225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.411225][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.411225][ T10] netlink_unicast+0x449/0x710 [ 5350.411225][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.411225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.411225][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.411225][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.411225][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.411225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.411225][ T10] [ 5350.413070][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5350.413070][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5350.413070][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5350.413070][ T10] ipv6_find_idev+0x102/0x170 [ 5350.413070][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.413070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.413070][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.413070][ T10] netlink_unicast+0x449/0x710 [ 5350.413070][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.413070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.413070][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.413070][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.413070][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.413070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.413070][ T10] [ 5350.414827][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5350.415106][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5350.415106][ T10] dst_init+0x84/0x4a0 [ 5350.415106][ T10] dst_alloc+0x97/0x150 [ 5350.415106][ T10] ip6_dst_alloc+0x23/0x90 [ 5350.415106][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5350.415106][ T10] ip6_pol_route+0x56f/0x840 [ 5350.415106][ T10] fib6_rule_lookup+0x456/0x630 [ 5350.415106][ T10] ip6_route_input+0x59c/0xa50 [ 5350.415106][ T10] ipv6_rcv+0x397/0x810 [ 5350.415106][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5350.415106][ T10] process_backlog+0x101/0x620 [ 5350.415106][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5350.415106][ T10] net_rx_action+0x495/0xbe0 [ 5350.415106][ T10] __do_softirq+0x1b5/0x7f6 [ 5350.415106][ T10] [ 5350.416804][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.416804][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5350.416804][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5350.416804][ T10] fib6_nh_init+0xa22/0x1580 [ 5350.416804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.416804][ T10] ip6_route_add+0x1c/0x140 [ 5350.416804][ T10] inet6_rtm_newroute+0x104/0x110 [ 5350.416804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.416804][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.416804][ T10] netlink_unicast+0x449/0x710 [ 5350.416804][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.416804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.416804][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.416804][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.416804][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.416804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.416804][ T10] [ 5350.418737][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.418737][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.418737][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.418737][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.418737][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5350.418737][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5350.418737][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5350.418737][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5350.418737][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5350.418737][ T10] addrconf_dad_begin+0x310/0x670 [ 5350.418737][ T10] addrconf_dad_work+0x10b/0xab0 [ 5350.418737][ T10] process_one_work+0x84d/0x18a0 [ 5350.418737][ T10] worker_thread+0x587/0xd30 [ 5350.418737][ T10] kthread+0x28a/0x350 [ 5350.418737][ T10] ret_from_fork+0x31/0x70 [ 5350.418737][ T10] ret_from_fork_asm+0x1a/0x30 [ 5350.418737][ T10] [ 5350.420698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.420698][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.420698][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.420698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.420698][ T10] ip6_route_add+0x1c/0x140 [ 5350.420698][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5350.420698][ T10] inet6_addr_add+0x4f8/0xa40 [ 5350.420698][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.420698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.420698][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.420698][ T10] netlink_unicast+0x449/0x710 [ 5350.420698][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.420698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.420698][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.420698][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.420698][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.420698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.420698][ T10] [ 5350.422745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.422745][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.422745][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.422745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.422745][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5350.422745][ T10] ipv6_add_addr+0x411/0x2000 [ 5350.422745][ T10] inet6_addr_add+0x30e/0xa40 [ 5350.422745][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.422745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.422745][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.422745][ T10] netlink_unicast+0x449/0x710 [ 5350.422745][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.422745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.422745][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.422745][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.422745][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.422745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.422745][ T10] [ 5350.424786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.424786][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.424786][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.424786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.424786][ T10] ip6_route_add+0x1c/0x140 [ 5350.424786][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5350.424786][ T10] addrconf_add_dev+0xe2/0x170 [ 5350.424786][ T10] inet6_addr_add+0x12f/0xa40 [ 5350.424786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.424786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.424786][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.424786][ T10] netlink_unicast+0x449/0x710 [ 5350.424786][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.424786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.424786][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.424786][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.424786][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.424786][ T10] [ 5350.426928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.426928][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5350.426928][ T10] ipv6_find_idev+0x102/0x170 [ 5350.426928][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.426928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.426928][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.426928][ T10] netlink_unicast+0x449/0x710 [ 5350.426928][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.426928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.426928][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.426928][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.426928][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.426928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.426928][ T10] [ 5350.428743][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5350.428743][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5350.428743][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5350.428743][ T10] ipv6_find_idev+0x102/0x170 [ 5350.428743][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.428743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.428743][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.428743][ T10] netlink_unicast+0x449/0x710 [ 5350.428743][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.428743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.428743][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.428743][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.428743][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.428743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.428743][ T10] [ 5350.430712][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5350.430966][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5350.430966][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.430966][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.430966][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.430966][ T10] ip6_route_add+0x1c/0x140 [ 5350.430966][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5350.430966][ T10] inet6_addr_add+0x4f8/0xa40 [ 5350.430966][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.430966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.430966][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.430966][ T10] netlink_unicast+0x449/0x710 [ 5350.430966][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.430966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.430966][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.430966][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.430966][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.430966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.430966][ T10] [ 5350.433282][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5350.433282][ T10] netdev_get_by_index+0x5e/0x80 [ 5350.433282][ T10] fib6_nh_init+0x3d8/0x1580 [ 5350.433282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5350.433282][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5350.433282][ T10] ipv6_add_addr+0x411/0x2000 [ 5350.433282][ T10] inet6_addr_add+0x30e/0xa40 [ 5350.433282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5350.433282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.433282][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.433282][ T10] netlink_unicast+0x449/0x710 [ 5350.433282][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.433282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.433282][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.433282][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.433282][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.433282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.433282][ T10] [ 5350.435578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5350.435578][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5350.435578][ T10] ipv6_find_idev+0x102/0x170 [ 5350.435578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.435578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.435578][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.435578][ T10] netlink_unicast+0x449/0x710 [ 5350.435578][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.435578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.435578][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.435578][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.435578][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.435578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.435578][ T10] [ 5350.437447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5350.437447][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5350.437447][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5350.437447][ T10] ipv6_find_idev+0x102/0x170 [ 5350.437447][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5350.437447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5350.437447][ T10] netlink_rcv_skb+0x130/0x360 [ 5350.437447][ T10] netlink_unicast+0x449/0x710 [ 5350.437447][ T10] netlink_sendmsg+0x723/0xbe0 [ 5350.437447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5350.437447][ T10] ___sys_sendmsg+0xee/0x170 [ 5350.437447][ T10] __sys_sendmsg+0xcd/0x170 [ 5350.437447][ T10] do_syscall_64+0xc6/0x1e0 [ 5350.437447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5350.437447][ T10] [ 5360.454871][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5360.455324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.455324][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5360.455324][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5360.455324][ T10] fib6_nh_init+0xa22/0x1580 [ 5360.455324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.455324][ T10] ip6_route_add+0x1c/0x140 [ 5360.455324][ T10] inet6_rtm_newroute+0x104/0x110 [ 5360.455324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.455324][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.455324][ T10] netlink_unicast+0x449/0x710 [ 5360.455324][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.455324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.455324][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.455324][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.455324][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.455324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.455324][ T10] [ 5360.457251][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.457251][ T10] dst_init+0x84/0x4a0 [ 5360.457251][ T10] dst_alloc+0x97/0x150 [ 5360.457251][ T10] ip6_dst_alloc+0x23/0x90 [ 5360.457251][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5360.457251][ T10] ip6_pol_route+0x56f/0x840 [ 5360.457251][ T10] fib6_rule_lookup+0x456/0x630 [ 5360.457251][ T10] ip6_route_input+0x59c/0xa50 [ 5360.457251][ T10] ipv6_rcv+0x397/0x810 [ 5360.457251][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5360.457251][ T10] process_backlog+0x101/0x620 [ 5360.457251][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5360.457251][ T10] net_rx_action+0x495/0xbe0 [ 5360.457251][ T10] __do_softirq+0x1b5/0x7f6 [ 5360.457251][ T10] [ 5360.459049][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.459049][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.459049][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.459049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.459049][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5360.459049][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5360.459049][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5360.459049][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5360.459049][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5360.459049][ T10] addrconf_dad_begin+0x310/0x670 [ 5360.459049][ T10] addrconf_dad_work+0x10b/0xab0 [ 5360.459049][ T10] process_one_work+0x84d/0x18a0 [ 5360.459049][ T10] worker_thread+0x587/0xd30 [ 5360.459049][ T10] kthread+0x28a/0x350 [ 5360.459049][ T10] ret_from_fork+0x31/0x70 [ 5360.459049][ T10] ret_from_fork_asm+0x1a/0x30 [ 5360.459049][ T10] [ 5360.461034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.461034][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.461034][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.461034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.461034][ T10] ip6_route_add+0x1c/0x140 [ 5360.461034][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5360.461034][ T10] inet6_addr_add+0x4f8/0xa40 [ 5360.461034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.461034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.461034][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.461034][ T10] netlink_unicast+0x449/0x710 [ 5360.461034][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.461034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.461034][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.461034][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.461034][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.461034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.461034][ T10] [ 5360.463086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.463086][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.463086][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.463086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.463086][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5360.463086][ T10] ipv6_add_addr+0x411/0x2000 [ 5360.463086][ T10] inet6_addr_add+0x30e/0xa40 [ 5360.463086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.463086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.463086][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.463086][ T10] netlink_unicast+0x449/0x710 [ 5360.463086][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.463086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.463086][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.463086][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.463086][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.463086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.463086][ T10] [ 5360.465155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.465155][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.465155][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.465155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.465155][ T10] ip6_route_add+0x1c/0x140 [ 5360.465155][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5360.465155][ T10] addrconf_add_dev+0xe2/0x170 [ 5360.465155][ T10] inet6_addr_add+0x12f/0xa40 [ 5360.465155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.465155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.465155][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.465155][ T10] netlink_unicast+0x449/0x710 [ 5360.465155][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.465155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.465155][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.465155][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.465155][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.465155][ T10] [ 5360.467114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.467114][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5360.467114][ T10] ipv6_find_idev+0x102/0x170 [ 5360.467114][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.467114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.467114][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.467114][ T10] netlink_unicast+0x449/0x710 [ 5360.467114][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.467114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.467114][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.467114][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.467114][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.467114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.467114][ T10] [ 5360.468651][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5360.468651][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5360.468651][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5360.468651][ T10] ipv6_find_idev+0x102/0x170 [ 5360.468651][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.468651][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.468651][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.468651][ T10] netlink_unicast+0x449/0x710 [ 5360.468651][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.468651][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.468651][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.468651][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.468651][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.468651][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.468651][ T10] [ 5360.470349][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5360.470651][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5360.470651][ T10] dst_init+0x84/0x4a0 [ 5360.470651][ T10] dst_alloc+0x97/0x150 [ 5360.470651][ T10] ip6_dst_alloc+0x23/0x90 [ 5360.470651][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5360.470651][ T10] ip6_pol_route+0x56f/0x840 [ 5360.470651][ T10] fib6_rule_lookup+0x456/0x630 [ 5360.470651][ T10] ip6_route_input+0x59c/0xa50 [ 5360.470651][ T10] ipv6_rcv+0x397/0x810 [ 5360.470651][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5360.470651][ T10] process_backlog+0x101/0x620 [ 5360.470651][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5360.470651][ T10] net_rx_action+0x495/0xbe0 [ 5360.470651][ T10] __do_softirq+0x1b5/0x7f6 [ 5360.470651][ T10] [ 5360.472298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.472298][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5360.472298][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5360.472298][ T10] fib6_nh_init+0xa22/0x1580 [ 5360.472298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.472298][ T10] ip6_route_add+0x1c/0x140 [ 5360.472298][ T10] inet6_rtm_newroute+0x104/0x110 [ 5360.472298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.472298][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.472298][ T10] netlink_unicast+0x449/0x710 [ 5360.472298][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.472298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.472298][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.472298][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.472298][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.472298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.472298][ T10] [ 5360.474186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.474186][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.474186][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.474186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.474186][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5360.474186][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5360.474186][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5360.474186][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5360.474186][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5360.474186][ T10] addrconf_dad_begin+0x310/0x670 [ 5360.474186][ T10] addrconf_dad_work+0x10b/0xab0 [ 5360.474186][ T10] process_one_work+0x84d/0x18a0 [ 5360.474186][ T10] worker_thread+0x587/0xd30 [ 5360.474186][ T10] kthread+0x28a/0x350 [ 5360.474186][ T10] ret_from_fork+0x31/0x70 [ 5360.474186][ T10] ret_from_fork_asm+0x1a/0x30 [ 5360.474186][ T10] [ 5360.476094][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.476094][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.476094][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.476094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.476094][ T10] ip6_route_add+0x1c/0x140 [ 5360.476094][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5360.476094][ T10] inet6_addr_add+0x4f8/0xa40 [ 5360.476094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.476094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.476094][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.476094][ T10] netlink_unicast+0x449/0x710 [ 5360.476094][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.476094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.476094][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.476094][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.476094][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.476094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.476094][ T10] [ 5360.478113][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.478113][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.478113][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.478113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.478113][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5360.478113][ T10] ipv6_add_addr+0x411/0x2000 [ 5360.478113][ T10] inet6_addr_add+0x30e/0xa40 [ 5360.478113][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.478113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.478113][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.478113][ T10] netlink_unicast+0x449/0x710 [ 5360.478113][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.478113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.478113][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.478113][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.478113][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.478113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.478113][ T10] [ 5360.480121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.480121][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.480121][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.480121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.480121][ T10] ip6_route_add+0x1c/0x140 [ 5360.480121][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5360.480121][ T10] addrconf_add_dev+0xe2/0x170 [ 5360.480121][ T10] inet6_addr_add+0x12f/0xa40 [ 5360.480121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.480121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.480121][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.480121][ T10] netlink_unicast+0x449/0x710 [ 5360.480121][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.480121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.480121][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.480121][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.480121][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.480121][ T10] [ 5360.482203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.482203][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5360.482203][ T10] ipv6_find_idev+0x102/0x170 [ 5360.482203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.482203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.482203][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.482203][ T10] netlink_unicast+0x449/0x710 [ 5360.482203][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.482203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.482203][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.482203][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.482203][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.482203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.482203][ T10] [ 5360.483911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5360.483911][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5360.483911][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5360.483911][ T10] ipv6_find_idev+0x102/0x170 [ 5360.483911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.483911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.483911][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.483911][ T10] netlink_unicast+0x449/0x710 [ 5360.483911][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.483911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.483911][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.483911][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.483911][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.483911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.483911][ T10] [ 5360.485765][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5360.486054][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5360.486054][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.486054][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.486054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.486054][ T10] ip6_route_add+0x1c/0x140 [ 5360.486054][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5360.486054][ T10] inet6_addr_add+0x4f8/0xa40 [ 5360.486054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.486054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.486054][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.486054][ T10] netlink_unicast+0x449/0x710 [ 5360.486054][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.486054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.486054][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.486054][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.486054][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.486054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.486054][ T10] [ 5360.488236][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5360.488236][ T10] netdev_get_by_index+0x5e/0x80 [ 5360.488236][ T10] fib6_nh_init+0x3d8/0x1580 [ 5360.488236][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5360.488236][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5360.488236][ T10] ipv6_add_addr+0x411/0x2000 [ 5360.488236][ T10] inet6_addr_add+0x30e/0xa40 [ 5360.488236][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5360.488236][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.488236][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.488236][ T10] netlink_unicast+0x449/0x710 [ 5360.488236][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.488236][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.488236][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.488236][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.488236][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.488236][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.488236][ T10] [ 5360.490414][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5360.490414][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5360.490414][ T10] ipv6_find_idev+0x102/0x170 [ 5360.490414][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.490414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.490414][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.490414][ T10] netlink_unicast+0x449/0x710 [ 5360.490414][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.490414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.490414][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.490414][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.490414][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.490414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.490414][ T10] [ 5360.492127][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5360.492127][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5360.492127][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5360.492127][ T10] ipv6_find_idev+0x102/0x170 [ 5360.492127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5360.492127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5360.492127][ T10] netlink_rcv_skb+0x130/0x360 [ 5360.492127][ T10] netlink_unicast+0x449/0x710 [ 5360.492127][ T10] netlink_sendmsg+0x723/0xbe0 [ 5360.492127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5360.492127][ T10] ___sys_sendmsg+0xee/0x170 [ 5360.492127][ T10] __sys_sendmsg+0xcd/0x170 [ 5360.492127][ T10] do_syscall_64+0xc6/0x1e0 [ 5360.492127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5360.492127][ T10] [ 5370.734954][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5370.735496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.735496][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5370.735496][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5370.735496][ T10] fib6_nh_init+0xa22/0x1580 [ 5370.735496][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.735496][ T10] ip6_route_add+0x1c/0x140 [ 5370.735496][ T10] inet6_rtm_newroute+0x104/0x110 [ 5370.735496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.735496][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.735496][ T10] netlink_unicast+0x449/0x710 [ 5370.735496][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.735496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.735496][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.735496][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.735496][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.735496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.735496][ T10] [ 5370.737480][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.737480][ T10] dst_init+0x84/0x4a0 [ 5370.737480][ T10] dst_alloc+0x97/0x150 [ 5370.737480][ T10] ip6_dst_alloc+0x23/0x90 [ 5370.737480][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5370.737480][ T10] ip6_pol_route+0x56f/0x840 [ 5370.737480][ T10] fib6_rule_lookup+0x456/0x630 [ 5370.737480][ T10] ip6_route_input+0x59c/0xa50 [ 5370.737480][ T10] ipv6_rcv+0x397/0x810 [ 5370.737480][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5370.737480][ T10] process_backlog+0x101/0x620 [ 5370.737480][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5370.737480][ T10] net_rx_action+0x495/0xbe0 [ 5370.737480][ T10] __do_softirq+0x1b5/0x7f6 [ 5370.737480][ T10] [ 5370.739209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.739209][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.739209][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.739209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.739209][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5370.739209][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5370.739209][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5370.739209][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5370.739209][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5370.739209][ T10] addrconf_dad_begin+0x310/0x670 [ 5370.739209][ T10] addrconf_dad_work+0x10b/0xab0 [ 5370.739209][ T10] process_one_work+0x84d/0x18a0 [ 5370.739209][ T10] worker_thread+0x587/0xd30 [ 5370.739209][ T10] kthread+0x28a/0x350 [ 5370.739209][ T10] ret_from_fork+0x31/0x70 [ 5370.739209][ T10] ret_from_fork_asm+0x1a/0x30 [ 5370.739209][ T10] [ 5370.741208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.741208][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.741208][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.741208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.741208][ T10] ip6_route_add+0x1c/0x140 [ 5370.741208][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5370.741208][ T10] inet6_addr_add+0x4f8/0xa40 [ 5370.741208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.741208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.741208][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.741208][ T10] netlink_unicast+0x449/0x710 [ 5370.741208][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.741208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.741208][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.741208][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.741208][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.741208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.741208][ T10] [ 5370.743266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.743266][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.743266][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.743266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.743266][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5370.743266][ T10] ipv6_add_addr+0x411/0x2000 [ 5370.743266][ T10] inet6_addr_add+0x30e/0xa40 [ 5370.743266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.743266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.743266][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.743266][ T10] netlink_unicast+0x449/0x710 [ 5370.743266][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.743266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.743266][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.743266][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.743266][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.743266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.743266][ T10] [ 5370.745311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.745311][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.745311][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.745311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.745311][ T10] ip6_route_add+0x1c/0x140 [ 5370.745311][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5370.745311][ T10] addrconf_add_dev+0xe2/0x170 [ 5370.745311][ T10] inet6_addr_add+0x12f/0xa40 [ 5370.745311][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.745311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.745311][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.745311][ T10] netlink_unicast+0x449/0x710 [ 5370.745311][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.745311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.745311][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.745311][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.745311][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.745311][ T10] [ 5370.747322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.747322][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5370.747322][ T10] ipv6_find_idev+0x102/0x170 [ 5370.747322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.747322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.747322][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.747322][ T10] netlink_unicast+0x449/0x710 [ 5370.747322][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.747322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.747322][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.747322][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.747322][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.747322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.747322][ T10] [ 5370.748916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5370.748916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5370.748916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5370.748916][ T10] ipv6_find_idev+0x102/0x170 [ 5370.748916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.748916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.748916][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.748916][ T10] netlink_unicast+0x449/0x710 [ 5370.748916][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.748916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.748916][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.748916][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.748916][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.748916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.748916][ T10] [ 5370.750629][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5370.750930][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5370.750930][ T10] dst_init+0x84/0x4a0 [ 5370.750930][ T10] dst_alloc+0x97/0x150 [ 5370.750930][ T10] ip6_dst_alloc+0x23/0x90 [ 5370.750930][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5370.750930][ T10] ip6_pol_route+0x56f/0x840 [ 5370.750930][ T10] fib6_rule_lookup+0x456/0x630 [ 5370.750930][ T10] ip6_route_input+0x59c/0xa50 [ 5370.750930][ T10] ipv6_rcv+0x397/0x810 [ 5370.750930][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5370.750930][ T10] process_backlog+0x101/0x620 [ 5370.750930][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5370.750930][ T10] net_rx_action+0x495/0xbe0 [ 5370.750930][ T10] __do_softirq+0x1b5/0x7f6 [ 5370.750930][ T10] [ 5370.752591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.752591][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5370.752591][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5370.752591][ T10] fib6_nh_init+0xa22/0x1580 [ 5370.752591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.752591][ T10] ip6_route_add+0x1c/0x140 [ 5370.752591][ T10] inet6_rtm_newroute+0x104/0x110 [ 5370.752591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.752591][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.752591][ T10] netlink_unicast+0x449/0x710 [ 5370.752591][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.752591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.752591][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.752591][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.752591][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.752591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.752591][ T10] [ 5370.754517][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.754517][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.754517][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.754517][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.754517][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5370.754517][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5370.754517][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5370.754517][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5370.754517][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5370.754517][ T10] addrconf_dad_begin+0x310/0x670 [ 5370.754517][ T10] addrconf_dad_work+0x10b/0xab0 [ 5370.754517][ T10] process_one_work+0x84d/0x18a0 [ 5370.754517][ T10] worker_thread+0x587/0xd30 [ 5370.754517][ T10] kthread+0x28a/0x350 [ 5370.754517][ T10] ret_from_fork+0x31/0x70 [ 5370.754517][ T10] ret_from_fork_asm+0x1a/0x30 [ 5370.754517][ T10] [ 5370.756469][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.756469][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.756469][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.756469][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.756469][ T10] ip6_route_add+0x1c/0x140 [ 5370.756469][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5370.756469][ T10] inet6_addr_add+0x4f8/0xa40 [ 5370.756469][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.756469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.756469][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.756469][ T10] netlink_unicast+0x449/0x710 [ 5370.756469][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.756469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.756469][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.756469][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.756469][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.756469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.756469][ T10] [ 5370.758525][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.758525][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.758525][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.758525][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.758525][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5370.758525][ T10] ipv6_add_addr+0x411/0x2000 [ 5370.758525][ T10] inet6_addr_add+0x30e/0xa40 [ 5370.758525][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.758525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.758525][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.758525][ T10] netlink_unicast+0x449/0x710 [ 5370.758525][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.758525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.758525][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.758525][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.758525][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.758525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.758525][ T10] [ 5370.760637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.760637][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.760637][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.760637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.760637][ T10] ip6_route_add+0x1c/0x140 [ 5370.760637][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5370.760637][ T10] addrconf_add_dev+0xe2/0x170 [ 5370.760637][ T10] inet6_addr_add+0x12f/0xa40 [ 5370.760637][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.760637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.760637][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.760637][ T10] netlink_unicast+0x449/0x710 [ 5370.760637][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.760637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.760637][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.760637][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.760637][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.760637][ T10] [ 5370.762838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.762838][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5370.762838][ T10] ipv6_find_idev+0x102/0x170 [ 5370.762838][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.762838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.762838][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.762838][ T10] netlink_unicast+0x449/0x710 [ 5370.762838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.762838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.762838][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.762838][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.762838][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.762838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.762838][ T10] [ 5370.764603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5370.764603][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5370.764603][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5370.764603][ T10] ipv6_find_idev+0x102/0x170 [ 5370.764603][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.764603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.764603][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.764603][ T10] netlink_unicast+0x449/0x710 [ 5370.764603][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.764603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.764603][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.764603][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.764603][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.764603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.764603][ T10] [ 5370.766575][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5370.766826][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5370.766826][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.766826][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.766826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.766826][ T10] ip6_route_add+0x1c/0x140 [ 5370.766826][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5370.766826][ T10] inet6_addr_add+0x4f8/0xa40 [ 5370.766826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.766826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.766826][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.766826][ T10] netlink_unicast+0x449/0x710 [ 5370.766826][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.766826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.766826][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.766826][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.766826][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.766826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.766826][ T10] [ 5370.769123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5370.769123][ T10] netdev_get_by_index+0x5e/0x80 [ 5370.769123][ T10] fib6_nh_init+0x3d8/0x1580 [ 5370.769123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5370.769123][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5370.769123][ T10] ipv6_add_addr+0x411/0x2000 [ 5370.769123][ T10] inet6_addr_add+0x30e/0xa40 [ 5370.769123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5370.769123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.769123][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.769123][ T10] netlink_unicast+0x449/0x710 [ 5370.769123][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.769123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.769123][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.769123][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.769123][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.769123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.769123][ T10] [ 5370.771417][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5370.771417][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5370.771417][ T10] ipv6_find_idev+0x102/0x170 [ 5370.771417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.771417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.771417][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.771417][ T10] netlink_unicast+0x449/0x710 [ 5370.771417][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.771417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.771417][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.771417][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.771417][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.771417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.771417][ T10] [ 5370.773254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5370.773254][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5370.773254][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5370.773254][ T10] ipv6_find_idev+0x102/0x170 [ 5370.773254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5370.773254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5370.773254][ T10] netlink_rcv_skb+0x130/0x360 [ 5370.773254][ T10] netlink_unicast+0x449/0x710 [ 5370.773254][ T10] netlink_sendmsg+0x723/0xbe0 [ 5370.773254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5370.773254][ T10] ___sys_sendmsg+0xee/0x170 [ 5370.773254][ T10] __sys_sendmsg+0xcd/0x170 [ 5370.773254][ T10] do_syscall_64+0xc6/0x1e0 [ 5370.773254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5370.773254][ T10] [ 5381.014937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5381.015402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.015402][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5381.015402][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5381.015402][ T10] fib6_nh_init+0xa22/0x1580 [ 5381.015402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.015402][ T10] ip6_route_add+0x1c/0x140 [ 5381.015402][ T10] inet6_rtm_newroute+0x104/0x110 [ 5381.015402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.015402][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.015402][ T10] netlink_unicast+0x449/0x710 [ 5381.015402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.015402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.015402][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.015402][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.015402][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.015402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.015402][ T10] [ 5381.017368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.017368][ T10] dst_init+0x84/0x4a0 [ 5381.017368][ T10] dst_alloc+0x97/0x150 [ 5381.017368][ T10] ip6_dst_alloc+0x23/0x90 [ 5381.017368][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5381.017368][ T10] ip6_pol_route+0x56f/0x840 [ 5381.017368][ T10] fib6_rule_lookup+0x456/0x630 [ 5381.017368][ T10] ip6_route_input+0x59c/0xa50 [ 5381.017368][ T10] ipv6_rcv+0x397/0x810 [ 5381.017368][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5381.017368][ T10] process_backlog+0x101/0x620 [ 5381.017368][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5381.017368][ T10] net_rx_action+0x495/0xbe0 [ 5381.017368][ T10] __do_softirq+0x1b5/0x7f6 [ 5381.017368][ T10] [ 5381.019056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.019056][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.019056][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.019056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.019056][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5381.019056][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5381.019056][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5381.019056][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5381.019056][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5381.019056][ T10] addrconf_dad_begin+0x310/0x670 [ 5381.019056][ T10] addrconf_dad_work+0x10b/0xab0 [ 5381.019056][ T10] process_one_work+0x84d/0x18a0 [ 5381.019056][ T10] worker_thread+0x587/0xd30 [ 5381.019056][ T10] kthread+0x28a/0x350 [ 5381.019056][ T10] ret_from_fork+0x31/0x70 [ 5381.019056][ T10] ret_from_fork_asm+0x1a/0x30 [ 5381.019056][ T10] [ 5381.021040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.021040][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.021040][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.021040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.021040][ T10] ip6_route_add+0x1c/0x140 [ 5381.021040][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5381.021040][ T10] inet6_addr_add+0x4f8/0xa40 [ 5381.021040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.021040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.021040][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.021040][ T10] netlink_unicast+0x449/0x710 [ 5381.021040][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.021040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.021040][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.021040][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.021040][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.021040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.021040][ T10] [ 5381.023094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.023094][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.023094][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.023094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.023094][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5381.023094][ T10] ipv6_add_addr+0x411/0x2000 [ 5381.023094][ T10] inet6_addr_add+0x30e/0xa40 [ 5381.023094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.023094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.023094][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.023094][ T10] netlink_unicast+0x449/0x710 [ 5381.023094][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.023094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.023094][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.023094][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.023094][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.023094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.023094][ T10] [ 5381.025155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.025155][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.025155][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.025155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.025155][ T10] ip6_route_add+0x1c/0x140 [ 5381.025155][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5381.025155][ T10] addrconf_add_dev+0xe2/0x170 [ 5381.025155][ T10] inet6_addr_add+0x12f/0xa40 [ 5381.025155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.025155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.025155][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.025155][ T10] netlink_unicast+0x449/0x710 [ 5381.025155][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.025155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.025155][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.025155][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.025155][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.025155][ T10] [ 5381.027179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.027179][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5381.027179][ T10] ipv6_find_idev+0x102/0x170 [ 5381.027179][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.027179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.027179][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.027179][ T10] netlink_unicast+0x449/0x710 [ 5381.027179][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.027179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.027179][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.027179][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.027179][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.027179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.027179][ T10] [ 5381.028767][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5381.028767][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5381.028767][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5381.028767][ T10] ipv6_find_idev+0x102/0x170 [ 5381.028767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.028767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.028767][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.028767][ T10] netlink_unicast+0x449/0x710 [ 5381.028767][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.028767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.028767][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.028767][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.028767][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.028767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.028767][ T10] [ 5381.030508][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5381.030790][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5381.030790][ T10] dst_init+0x84/0x4a0 [ 5381.030790][ T10] dst_alloc+0x97/0x150 [ 5381.030790][ T10] ip6_dst_alloc+0x23/0x90 [ 5381.030790][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5381.030790][ T10] ip6_pol_route+0x56f/0x840 [ 5381.030790][ T10] fib6_rule_lookup+0x456/0x630 [ 5381.030790][ T10] ip6_route_input+0x59c/0xa50 [ 5381.030790][ T10] ipv6_rcv+0x397/0x810 [ 5381.030790][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5381.030790][ T10] process_backlog+0x101/0x620 [ 5381.030790][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5381.030790][ T10] net_rx_action+0x495/0xbe0 [ 5381.030790][ T10] __do_softirq+0x1b5/0x7f6 [ 5381.030790][ T10] [ 5381.032478][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.032478][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5381.032478][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5381.032478][ T10] fib6_nh_init+0xa22/0x1580 [ 5381.032478][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.032478][ T10] ip6_route_add+0x1c/0x140 [ 5381.032478][ T10] inet6_rtm_newroute+0x104/0x110 [ 5381.032478][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.032478][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.032478][ T10] netlink_unicast+0x449/0x710 [ 5381.032478][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.032478][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.032478][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.032478][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.032478][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.032478][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.032478][ T10] [ 5381.034411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.034411][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.034411][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.034411][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.034411][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5381.034411][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5381.034411][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5381.034411][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5381.034411][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5381.034411][ T10] addrconf_dad_begin+0x310/0x670 [ 5381.034411][ T10] addrconf_dad_work+0x10b/0xab0 [ 5381.034411][ T10] process_one_work+0x84d/0x18a0 [ 5381.034411][ T10] worker_thread+0x587/0xd30 [ 5381.034411][ T10] kthread+0x28a/0x350 [ 5381.034411][ T10] ret_from_fork+0x31/0x70 [ 5381.034411][ T10] ret_from_fork_asm+0x1a/0x30 [ 5381.034411][ T10] [ 5381.036370][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.036370][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.036370][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.036370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.036370][ T10] ip6_route_add+0x1c/0x140 [ 5381.036370][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5381.036370][ T10] inet6_addr_add+0x4f8/0xa40 [ 5381.036370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.036370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.036370][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.036370][ T10] netlink_unicast+0x449/0x710 [ 5381.036370][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.036370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.036370][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.036370][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.036370][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.036370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.036370][ T10] [ 5381.038420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.038420][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.038420][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.038420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.038420][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5381.038420][ T10] ipv6_add_addr+0x411/0x2000 [ 5381.038420][ T10] inet6_addr_add+0x30e/0xa40 [ 5381.038420][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.038420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.038420][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.038420][ T10] netlink_unicast+0x449/0x710 [ 5381.038420][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.038420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.038420][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.038420][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.038420][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.038420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.038420][ T10] [ 5381.040487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.040487][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.040487][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.040487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.040487][ T10] ip6_route_add+0x1c/0x140 [ 5381.040487][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5381.040487][ T10] addrconf_add_dev+0xe2/0x170 [ 5381.040487][ T10] inet6_addr_add+0x12f/0xa40 [ 5381.040487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.040487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.040487][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.040487][ T10] netlink_unicast+0x449/0x710 [ 5381.040487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.040487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.040487][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.040487][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.040487][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.040487][ T10] [ 5381.042690][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.042690][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5381.042690][ T10] ipv6_find_idev+0x102/0x170 [ 5381.042690][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.042690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.042690][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.042690][ T10] netlink_unicast+0x449/0x710 [ 5381.042690][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.042690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.042690][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.042690][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.042690][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.042690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.042690][ T10] [ 5381.044393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5381.044393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5381.044393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5381.044393][ T10] ipv6_find_idev+0x102/0x170 [ 5381.044393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.044393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.044393][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.044393][ T10] netlink_unicast+0x449/0x710 [ 5381.044393][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.044393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.044393][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.044393][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.044393][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.044393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.044393][ T10] [ 5381.046437][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5381.046680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5381.046680][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.046680][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.046680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.046680][ T10] ip6_route_add+0x1c/0x140 [ 5381.046680][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5381.046680][ T10] inet6_addr_add+0x4f8/0xa40 [ 5381.046680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.046680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.046680][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.046680][ T10] netlink_unicast+0x449/0x710 [ 5381.046680][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.046680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.046680][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.046680][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.046680][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.046680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.046680][ T10] [ 5381.048981][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5381.048981][ T10] netdev_get_by_index+0x5e/0x80 [ 5381.048981][ T10] fib6_nh_init+0x3d8/0x1580 [ 5381.048981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5381.048981][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5381.048981][ T10] ipv6_add_addr+0x411/0x2000 [ 5381.048981][ T10] inet6_addr_add+0x30e/0xa40 [ 5381.048981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5381.048981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.048981][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.048981][ T10] netlink_unicast+0x449/0x710 [ 5381.048981][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.048981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.048981][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.048981][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.048981][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.048981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.048981][ T10] [ 5381.051270][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5381.051270][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5381.051270][ T10] ipv6_find_idev+0x102/0x170 [ 5381.051270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.051270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.051270][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.051270][ T10] netlink_unicast+0x449/0x710 [ 5381.051270][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.051270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.051270][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.051270][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.051270][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.051270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.051270][ T10] [ 5381.053046][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5381.053046][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5381.053046][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5381.053046][ T10] ipv6_find_idev+0x102/0x170 [ 5381.053046][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5381.053046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5381.053046][ T10] netlink_rcv_skb+0x130/0x360 [ 5381.053046][ T10] netlink_unicast+0x449/0x710 [ 5381.053046][ T10] netlink_sendmsg+0x723/0xbe0 [ 5381.053046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5381.053046][ T10] ___sys_sendmsg+0xee/0x170 [ 5381.053046][ T10] __sys_sendmsg+0xcd/0x170 [ 5381.053046][ T10] do_syscall_64+0xc6/0x1e0 [ 5381.053046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5381.053046][ T10] [ 5391.126977][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5391.127455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.127455][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5391.127455][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5391.127455][ T10] fib6_nh_init+0xa22/0x1580 [ 5391.127455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.127455][ T10] ip6_route_add+0x1c/0x140 [ 5391.127455][ T10] inet6_rtm_newroute+0x104/0x110 [ 5391.127455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.127455][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.127455][ T10] netlink_unicast+0x449/0x710 [ 5391.127455][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.127455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.127455][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.127455][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.127455][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.127455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.127455][ T10] [ 5391.129412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.129412][ T10] dst_init+0x84/0x4a0 [ 5391.129412][ T10] dst_alloc+0x97/0x150 [ 5391.129412][ T10] ip6_dst_alloc+0x23/0x90 [ 5391.129412][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5391.129412][ T10] ip6_pol_route+0x56f/0x840 [ 5391.129412][ T10] fib6_rule_lookup+0x456/0x630 [ 5391.129412][ T10] ip6_route_input+0x59c/0xa50 [ 5391.129412][ T10] ipv6_rcv+0x397/0x810 [ 5391.129412][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5391.129412][ T10] process_backlog+0x101/0x620 [ 5391.129412][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5391.129412][ T10] net_rx_action+0x495/0xbe0 [ 5391.129412][ T10] __do_softirq+0x1b5/0x7f6 [ 5391.129412][ T10] [ 5391.131125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.131125][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.131125][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.131125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.131125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5391.131125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5391.131125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5391.131125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5391.131125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5391.131125][ T10] addrconf_dad_begin+0x310/0x670 [ 5391.131125][ T10] addrconf_dad_work+0x10b/0xab0 [ 5391.131125][ T10] process_one_work+0x84d/0x18a0 [ 5391.131125][ T10] worker_thread+0x587/0xd30 [ 5391.131125][ T10] kthread+0x28a/0x350 [ 5391.131125][ T10] ret_from_fork+0x31/0x70 [ 5391.131125][ T10] ret_from_fork_asm+0x1a/0x30 [ 5391.131125][ T10] [ 5391.133094][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.133094][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.133094][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.133094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.133094][ T10] ip6_route_add+0x1c/0x140 [ 5391.133094][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5391.133094][ T10] inet6_addr_add+0x4f8/0xa40 [ 5391.133094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.133094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.133094][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.133094][ T10] netlink_unicast+0x449/0x710 [ 5391.133094][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.133094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.133094][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.133094][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.133094][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.133094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.133094][ T10] [ 5391.135150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.135150][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.135150][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.135150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.135150][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5391.135150][ T10] ipv6_add_addr+0x411/0x2000 [ 5391.135150][ T10] inet6_addr_add+0x30e/0xa40 [ 5391.135150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.135150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.135150][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.135150][ T10] netlink_unicast+0x449/0x710 [ 5391.135150][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.135150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.135150][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.135150][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.135150][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.135150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.135150][ T10] [ 5391.137218][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.137218][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.137218][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.137218][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.137218][ T10] ip6_route_add+0x1c/0x140 [ 5391.137218][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5391.137218][ T10] addrconf_add_dev+0xe2/0x170 [ 5391.137218][ T10] inet6_addr_add+0x12f/0xa40 [ 5391.137218][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.137218][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.137218][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.137218][ T10] netlink_unicast+0x449/0x710 [ 5391.137218][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.137218][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.137218][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.137218][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.137218][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.137218][ T10] [ 5391.139269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.139269][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5391.139269][ T10] ipv6_find_idev+0x102/0x170 [ 5391.139269][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.139269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.139269][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.139269][ T10] netlink_unicast+0x449/0x710 [ 5391.139269][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.139269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.139269][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.139269][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.139269][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.139269][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.139269][ T10] [ 5391.140877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5391.140877][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5391.140877][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5391.140877][ T10] ipv6_find_idev+0x102/0x170 [ 5391.140877][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.140877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.140877][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.140877][ T10] netlink_unicast+0x449/0x710 [ 5391.140877][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.140877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.140877][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.140877][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.140877][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.140877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.140877][ T10] [ 5391.142625][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5391.142927][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5391.142927][ T10] dst_init+0x84/0x4a0 [ 5391.142927][ T10] dst_alloc+0x97/0x150 [ 5391.142927][ T10] ip6_dst_alloc+0x23/0x90 [ 5391.142927][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5391.142927][ T10] ip6_pol_route+0x56f/0x840 [ 5391.142927][ T10] fib6_rule_lookup+0x456/0x630 [ 5391.142927][ T10] ip6_route_input+0x59c/0xa50 [ 5391.142927][ T10] ipv6_rcv+0x397/0x810 [ 5391.142927][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5391.142927][ T10] process_backlog+0x101/0x620 [ 5391.142927][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5391.142927][ T10] net_rx_action+0x495/0xbe0 [ 5391.142927][ T10] __do_softirq+0x1b5/0x7f6 [ 5391.142927][ T10] [ 5391.144607][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.144607][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5391.144607][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5391.144607][ T10] fib6_nh_init+0xa22/0x1580 [ 5391.144607][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.144607][ T10] ip6_route_add+0x1c/0x140 [ 5391.144607][ T10] inet6_rtm_newroute+0x104/0x110 [ 5391.144607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.144607][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.144607][ T10] netlink_unicast+0x449/0x710 [ 5391.144607][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.144607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.144607][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.144607][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.144607][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.144607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.144607][ T10] [ 5391.146535][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.146535][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.146535][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.146535][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.146535][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5391.146535][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5391.146535][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5391.146535][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5391.146535][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5391.146535][ T10] addrconf_dad_begin+0x310/0x670 [ 5391.146535][ T10] addrconf_dad_work+0x10b/0xab0 [ 5391.146535][ T10] process_one_work+0x84d/0x18a0 [ 5391.146535][ T10] worker_thread+0x587/0xd30 [ 5391.146535][ T10] kthread+0x28a/0x350 [ 5391.146535][ T10] ret_from_fork+0x31/0x70 [ 5391.146535][ T10] ret_from_fork_asm+0x1a/0x30 [ 5391.146535][ T10] [ 5391.148504][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.148504][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.148504][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.148504][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.148504][ T10] ip6_route_add+0x1c/0x140 [ 5391.148504][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5391.148504][ T10] inet6_addr_add+0x4f8/0xa40 [ 5391.148504][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.148504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.148504][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.148504][ T10] netlink_unicast+0x449/0x710 [ 5391.148504][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.148504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.148504][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.148504][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.148504][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.148504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.148504][ T10] [ 5391.150588][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.150588][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.150588][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.150588][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.150588][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5391.150588][ T10] ipv6_add_addr+0x411/0x2000 [ 5391.150588][ T10] inet6_addr_add+0x30e/0xa40 [ 5391.150588][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.150588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.150588][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.150588][ T10] netlink_unicast+0x449/0x710 [ 5391.150588][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.150588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.150588][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.150588][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.150588][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.150588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.150588][ T10] [ 5391.152638][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.152638][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.152638][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.152638][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.152638][ T10] ip6_route_add+0x1c/0x140 [ 5391.152638][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5391.152638][ T10] addrconf_add_dev+0xe2/0x170 [ 5391.152638][ T10] inet6_addr_add+0x12f/0xa40 [ 5391.152638][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.152638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.152638][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.152638][ T10] netlink_unicast+0x449/0x710 [ 5391.152638][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.152638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.152638][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.152638][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.152638][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.152638][ T10] [ 5391.154860][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.154860][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5391.154860][ T10] ipv6_find_idev+0x102/0x170 [ 5391.154860][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.154860][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.154860][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.154860][ T10] netlink_unicast+0x449/0x710 [ 5391.154860][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.154860][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.154860][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.154860][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.154860][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.154860][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.154860][ T10] [ 5391.156623][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5391.156623][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5391.156623][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5391.156623][ T10] ipv6_find_idev+0x102/0x170 [ 5391.156623][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.156623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.156623][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.156623][ T10] netlink_unicast+0x449/0x710 [ 5391.156623][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.156623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.156623][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.156623][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.156623][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.156623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.156623][ T10] [ 5391.158603][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5391.158849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5391.158849][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.158849][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.158849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.158849][ T10] ip6_route_add+0x1c/0x140 [ 5391.158849][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5391.158849][ T10] inet6_addr_add+0x4f8/0xa40 [ 5391.158849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.158849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.158849][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.158849][ T10] netlink_unicast+0x449/0x710 [ 5391.158849][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.158849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.158849][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.158849][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.158849][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.158849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.158849][ T10] [ 5391.161154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5391.161154][ T10] netdev_get_by_index+0x5e/0x80 [ 5391.161154][ T10] fib6_nh_init+0x3d8/0x1580 [ 5391.161154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5391.161154][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5391.161154][ T10] ipv6_add_addr+0x411/0x2000 [ 5391.161154][ T10] inet6_addr_add+0x30e/0xa40 [ 5391.161154][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5391.161154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.161154][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.161154][ T10] netlink_unicast+0x449/0x710 [ 5391.161154][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.161154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.161154][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.161154][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.161154][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.161154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.161154][ T10] [ 5391.163436][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5391.163436][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5391.163436][ T10] ipv6_find_idev+0x102/0x170 [ 5391.163436][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.163436][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.163436][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.163436][ T10] netlink_unicast+0x449/0x710 [ 5391.163436][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.163436][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.163436][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.163436][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.163436][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.163436][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.163436][ T10] [ 5391.165262][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5391.165262][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5391.165262][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5391.165262][ T10] ipv6_find_idev+0x102/0x170 [ 5391.165262][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5391.165262][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5391.165262][ T10] netlink_rcv_skb+0x130/0x360 [ 5391.165262][ T10] netlink_unicast+0x449/0x710 [ 5391.165262][ T10] netlink_sendmsg+0x723/0xbe0 [ 5391.165262][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5391.165262][ T10] ___sys_sendmsg+0xee/0x170 [ 5391.165262][ T10] __sys_sendmsg+0xcd/0x170 [ 5391.165262][ T10] do_syscall_64+0xc6/0x1e0 [ 5391.165262][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5391.165262][ T10] [ 5401.214910][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5401.215384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.215384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5401.215384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5401.215384][ T10] fib6_nh_init+0xa22/0x1580 [ 5401.215384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.215384][ T10] ip6_route_add+0x1c/0x140 [ 5401.215384][ T10] inet6_rtm_newroute+0x104/0x110 [ 5401.215384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.215384][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.215384][ T10] netlink_unicast+0x449/0x710 [ 5401.215384][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.215384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.215384][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.215384][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.215384][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.215384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.215384][ T10] [ 5401.217384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.217384][ T10] dst_init+0x84/0x4a0 [ 5401.217384][ T10] dst_alloc+0x97/0x150 [ 5401.217384][ T10] ip6_dst_alloc+0x23/0x90 [ 5401.217384][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5401.217384][ T10] ip6_pol_route+0x56f/0x840 [ 5401.217384][ T10] fib6_rule_lookup+0x456/0x630 [ 5401.217384][ T10] ip6_route_input+0x59c/0xa50 [ 5401.217384][ T10] ipv6_rcv+0x397/0x810 [ 5401.217384][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5401.217384][ T10] process_backlog+0x101/0x620 [ 5401.217384][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5401.217384][ T10] net_rx_action+0x495/0xbe0 [ 5401.217384][ T10] __do_softirq+0x1b5/0x7f6 [ 5401.217384][ T10] [ 5401.219095][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.219095][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.219095][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.219095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.219095][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5401.219095][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5401.219095][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5401.219095][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5401.219095][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5401.219095][ T10] addrconf_dad_begin+0x310/0x670 [ 5401.219095][ T10] addrconf_dad_work+0x10b/0xab0 [ 5401.219095][ T10] process_one_work+0x84d/0x18a0 [ 5401.219095][ T10] worker_thread+0x587/0xd30 [ 5401.219095][ T10] kthread+0x28a/0x350 [ 5401.219095][ T10] ret_from_fork+0x31/0x70 [ 5401.219095][ T10] ret_from_fork_asm+0x1a/0x30 [ 5401.219095][ T10] [ 5401.221088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.221088][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.221088][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.221088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.221088][ T10] ip6_route_add+0x1c/0x140 [ 5401.221088][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5401.221088][ T10] inet6_addr_add+0x4f8/0xa40 [ 5401.221088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.221088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.221088][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.221088][ T10] netlink_unicast+0x449/0x710 [ 5401.221088][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.221088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.221088][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.221088][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.221088][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.221088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.221088][ T10] [ 5401.223153][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.223153][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.223153][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.223153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.223153][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5401.223153][ T10] ipv6_add_addr+0x411/0x2000 [ 5401.223153][ T10] inet6_addr_add+0x30e/0xa40 [ 5401.223153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.223153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.223153][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.223153][ T10] netlink_unicast+0x449/0x710 [ 5401.223153][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.223153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.223153][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.223153][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.223153][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.223153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.223153][ T10] [ 5401.225206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.225206][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.225206][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.225206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.225206][ T10] ip6_route_add+0x1c/0x140 [ 5401.225206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5401.225206][ T10] addrconf_add_dev+0xe2/0x170 [ 5401.225206][ T10] inet6_addr_add+0x12f/0xa40 [ 5401.225206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.225206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.225206][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.225206][ T10] netlink_unicast+0x449/0x710 [ 5401.225206][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.225206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.225206][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.225206][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.225206][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.225206][ T10] [ 5401.227233][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.227233][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5401.227233][ T10] ipv6_find_idev+0x102/0x170 [ 5401.227233][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.227233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.227233][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.227233][ T10] netlink_unicast+0x449/0x710 [ 5401.227233][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.227233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.227233][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.227233][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.227233][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.227233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.227233][ T10] [ 5401.228825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5401.228825][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5401.228825][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5401.228825][ T10] ipv6_find_idev+0x102/0x170 [ 5401.228825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.228825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.228825][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.228825][ T10] netlink_unicast+0x449/0x710 [ 5401.228825][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.228825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.228825][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.228825][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.228825][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.228825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.228825][ T10] [ 5401.230589][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5401.230893][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5401.230893][ T10] dst_init+0x84/0x4a0 [ 5401.230893][ T10] dst_alloc+0x97/0x150 [ 5401.230893][ T10] ip6_dst_alloc+0x23/0x90 [ 5401.230893][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5401.230893][ T10] ip6_pol_route+0x56f/0x840 [ 5401.230893][ T10] fib6_rule_lookup+0x456/0x630 [ 5401.230893][ T10] ip6_route_input+0x59c/0xa50 [ 5401.230893][ T10] ipv6_rcv+0x397/0x810 [ 5401.230893][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5401.230893][ T10] process_backlog+0x101/0x620 [ 5401.230893][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5401.230893][ T10] net_rx_action+0x495/0xbe0 [ 5401.230893][ T10] __do_softirq+0x1b5/0x7f6 [ 5401.230893][ T10] [ 5401.232637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.232637][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5401.232637][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5401.232637][ T10] fib6_nh_init+0xa22/0x1580 [ 5401.232637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.232637][ T10] ip6_route_add+0x1c/0x140 [ 5401.232637][ T10] inet6_rtm_newroute+0x104/0x110 [ 5401.232637][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.232637][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.232637][ T10] netlink_unicast+0x449/0x710 [ 5401.232637][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.232637][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.232637][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.232637][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.232637][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.232637][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.232637][ T10] [ 5401.234564][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.234564][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.234564][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.234564][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.234564][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5401.234564][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5401.234564][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5401.234564][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5401.234564][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5401.234564][ T10] addrconf_dad_begin+0x310/0x670 [ 5401.234564][ T10] addrconf_dad_work+0x10b/0xab0 [ 5401.234564][ T10] process_one_work+0x84d/0x18a0 [ 5401.234564][ T10] worker_thread+0x587/0xd30 [ 5401.234564][ T10] kthread+0x28a/0x350 [ 5401.234564][ T10] ret_from_fork+0x31/0x70 [ 5401.234564][ T10] ret_from_fork_asm+0x1a/0x30 [ 5401.234564][ T10] [ 5401.236523][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.236523][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.236523][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.236523][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.236523][ T10] ip6_route_add+0x1c/0x140 [ 5401.236523][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5401.236523][ T10] inet6_addr_add+0x4f8/0xa40 [ 5401.236523][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.236523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.236523][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.236523][ T10] netlink_unicast+0x449/0x710 [ 5401.236523][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.236523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.236523][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.236523][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.236523][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.236523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.236523][ T10] [ 5401.238684][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.238684][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.238684][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.238684][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.238684][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5401.238684][ T10] ipv6_add_addr+0x411/0x2000 [ 5401.238684][ T10] inet6_addr_add+0x30e/0xa40 [ 5401.238684][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.238684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.238684][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.238684][ T10] netlink_unicast+0x449/0x710 [ 5401.238684][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.238684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.238684][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.238684][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.238684][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.238684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.238684][ T10] [ 5401.240712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.240712][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.240712][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.240712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.240712][ T10] ip6_route_add+0x1c/0x140 [ 5401.240712][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5401.240712][ T10] addrconf_add_dev+0xe2/0x170 [ 5401.240712][ T10] inet6_addr_add+0x12f/0xa40 [ 5401.240712][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.240712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.240712][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.240712][ T10] netlink_unicast+0x449/0x710 [ 5401.240712][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.240712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.240712][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.240712][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.240712][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.240712][ T10] [ 5401.242793][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.242793][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5401.242793][ T10] ipv6_find_idev+0x102/0x170 [ 5401.242793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.242793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.242793][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.242793][ T10] netlink_unicast+0x449/0x710 [ 5401.242793][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.242793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.242793][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.242793][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.242793][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.242793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.242793][ T10] [ 5401.244516][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5401.244516][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5401.244516][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5401.244516][ T10] ipv6_find_idev+0x102/0x170 [ 5401.244516][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.244516][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.244516][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.244516][ T10] netlink_unicast+0x449/0x710 [ 5401.244516][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.244516][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.244516][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.244516][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.244516][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.244516][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.244516][ T10] [ 5401.246376][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5401.246626][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5401.246626][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.246626][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.246626][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.246626][ T10] ip6_route_add+0x1c/0x140 [ 5401.246626][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5401.246626][ T10] inet6_addr_add+0x4f8/0xa40 [ 5401.246626][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.246626][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.246626][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.246626][ T10] netlink_unicast+0x449/0x710 [ 5401.246626][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.246626][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.246626][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.246626][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.246626][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.246626][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.246626][ T10] [ 5401.248867][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5401.248867][ T10] netdev_get_by_index+0x5e/0x80 [ 5401.248867][ T10] fib6_nh_init+0x3d8/0x1580 [ 5401.248867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5401.248867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5401.248867][ T10] ipv6_add_addr+0x411/0x2000 [ 5401.248867][ T10] inet6_addr_add+0x30e/0xa40 [ 5401.248867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5401.248867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.248867][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.248867][ T10] netlink_unicast+0x449/0x710 [ 5401.248867][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.248867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.248867][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.248867][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.248867][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.248867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.248867][ T10] [ 5401.251058][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5401.251058][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5401.251058][ T10] ipv6_find_idev+0x102/0x170 [ 5401.251058][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.251058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.251058][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.251058][ T10] netlink_unicast+0x449/0x710 [ 5401.251058][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.251058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.251058][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.251058][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.251058][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.251058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.251058][ T10] [ 5401.252773][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5401.252773][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5401.252773][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5401.252773][ T10] ipv6_find_idev+0x102/0x170 [ 5401.252773][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5401.252773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5401.252773][ T10] netlink_rcv_skb+0x130/0x360 [ 5401.252773][ T10] netlink_unicast+0x449/0x710 [ 5401.252773][ T10] netlink_sendmsg+0x723/0xbe0 [ 5401.252773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5401.252773][ T10] ___sys_sendmsg+0xee/0x170 [ 5401.252773][ T10] __sys_sendmsg+0xcd/0x170 [ 5401.252773][ T10] do_syscall_64+0xc6/0x1e0 [ 5401.252773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5401.252773][ T10] [ 5411.502926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5411.503314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.503314][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5411.503314][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5411.503314][ T10] fib6_nh_init+0xa22/0x1580 [ 5411.503314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.503314][ T10] ip6_route_add+0x1c/0x140 [ 5411.503314][ T10] inet6_rtm_newroute+0x104/0x110 [ 5411.503314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.503314][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.503314][ T10] netlink_unicast+0x449/0x710 [ 5411.503314][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.503314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.503314][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.503314][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.503314][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.503314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.503314][ T10] [ 5411.505231][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.505231][ T10] dst_init+0x84/0x4a0 [ 5411.505231][ T10] dst_alloc+0x97/0x150 [ 5411.505231][ T10] ip6_dst_alloc+0x23/0x90 [ 5411.505231][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5411.505231][ T10] ip6_pol_route+0x56f/0x840 [ 5411.505231][ T10] fib6_rule_lookup+0x456/0x630 [ 5411.505231][ T10] ip6_route_input+0x59c/0xa50 [ 5411.505231][ T10] ipv6_rcv+0x397/0x810 [ 5411.505231][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5411.505231][ T10] process_backlog+0x101/0x620 [ 5411.505231][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5411.505231][ T10] net_rx_action+0x495/0xbe0 [ 5411.505231][ T10] __do_softirq+0x1b5/0x7f6 [ 5411.505231][ T10] [ 5411.506890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.506890][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.506890][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.506890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.506890][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5411.506890][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5411.506890][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5411.506890][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5411.506890][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5411.506890][ T10] addrconf_dad_begin+0x310/0x670 [ 5411.506890][ T10] addrconf_dad_work+0x10b/0xab0 [ 5411.506890][ T10] process_one_work+0x84d/0x18a0 [ 5411.506890][ T10] worker_thread+0x587/0xd30 [ 5411.506890][ T10] kthread+0x28a/0x350 [ 5411.506890][ T10] ret_from_fork+0x31/0x70 [ 5411.506890][ T10] ret_from_fork_asm+0x1a/0x30 [ 5411.506890][ T10] [ 5411.508810][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.508810][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.508810][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.508810][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.508810][ T10] ip6_route_add+0x1c/0x140 [ 5411.508810][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5411.508810][ T10] inet6_addr_add+0x4f8/0xa40 [ 5411.508810][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.508810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.508810][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.508810][ T10] netlink_unicast+0x449/0x710 [ 5411.508810][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.508810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.508810][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.508810][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.508810][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.508810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.508810][ T10] [ 5411.510836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.510836][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.510836][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.510836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.510836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5411.510836][ T10] ipv6_add_addr+0x411/0x2000 [ 5411.510836][ T10] inet6_addr_add+0x30e/0xa40 [ 5411.510836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.510836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.510836][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.510836][ T10] netlink_unicast+0x449/0x710 [ 5411.510836][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.510836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.510836][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.510836][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.510836][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.510836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.510836][ T10] [ 5411.512838][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.512838][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.512838][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.512838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.512838][ T10] ip6_route_add+0x1c/0x140 [ 5411.512838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5411.512838][ T10] addrconf_add_dev+0xe2/0x170 [ 5411.512838][ T10] inet6_addr_add+0x12f/0xa40 [ 5411.512838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.512838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.512838][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.512838][ T10] netlink_unicast+0x449/0x710 [ 5411.512838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.512838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.512838][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.512838][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.512838][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.512838][ T10] [ 5411.514811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.514811][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5411.514811][ T10] ipv6_find_idev+0x102/0x170 [ 5411.514811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.514811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.514811][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.514811][ T10] netlink_unicast+0x449/0x710 [ 5411.514811][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.514811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.514811][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.514811][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.514811][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.514811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.514811][ T10] [ 5411.516396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5411.516396][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5411.516396][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5411.516396][ T10] ipv6_find_idev+0x102/0x170 [ 5411.516396][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.516396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.516396][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.516396][ T10] netlink_unicast+0x449/0x710 [ 5411.516396][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.516396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.516396][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.516396][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.516396][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.516396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.516396][ T10] [ 5411.518097][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5411.518380][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5411.518380][ T10] dst_init+0x84/0x4a0 [ 5411.518380][ T10] dst_alloc+0x97/0x150 [ 5411.518380][ T10] ip6_dst_alloc+0x23/0x90 [ 5411.518380][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5411.518380][ T10] ip6_pol_route+0x56f/0x840 [ 5411.518380][ T10] fib6_rule_lookup+0x456/0x630 [ 5411.518380][ T10] ip6_route_input+0x59c/0xa50 [ 5411.518380][ T10] ipv6_rcv+0x397/0x810 [ 5411.518380][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5411.518380][ T10] process_backlog+0x101/0x620 [ 5411.518380][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5411.518380][ T10] net_rx_action+0x495/0xbe0 [ 5411.518380][ T10] __do_softirq+0x1b5/0x7f6 [ 5411.518380][ T10] [ 5411.520022][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.520022][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5411.520022][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5411.520022][ T10] fib6_nh_init+0xa22/0x1580 [ 5411.520022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.520022][ T10] ip6_route_add+0x1c/0x140 [ 5411.520022][ T10] inet6_rtm_newroute+0x104/0x110 [ 5411.520022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.520022][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.520022][ T10] netlink_unicast+0x449/0x710 [ 5411.520022][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.520022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.520022][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.520022][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.520022][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.520022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.520022][ T10] [ 5411.521911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.521911][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.521911][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.521911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.521911][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5411.521911][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5411.521911][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5411.521911][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5411.521911][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5411.521911][ T10] addrconf_dad_begin+0x310/0x670 [ 5411.521911][ T10] addrconf_dad_work+0x10b/0xab0 [ 5411.521911][ T10] process_one_work+0x84d/0x18a0 [ 5411.521911][ T10] worker_thread+0x587/0xd30 [ 5411.521911][ T10] kthread+0x28a/0x350 [ 5411.521911][ T10] ret_from_fork+0x31/0x70 [ 5411.521911][ T10] ret_from_fork_asm+0x1a/0x30 [ 5411.521911][ T10] [ 5411.523835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.523835][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.523835][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.523835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.523835][ T10] ip6_route_add+0x1c/0x140 [ 5411.523835][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5411.523835][ T10] inet6_addr_add+0x4f8/0xa40 [ 5411.523835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.523835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.523835][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.523835][ T10] netlink_unicast+0x449/0x710 [ 5411.523835][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.523835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.523835][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.523835][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.523835][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.523835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.523835][ T10] [ 5411.525838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.525838][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.525838][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.525838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.525838][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5411.525838][ T10] ipv6_add_addr+0x411/0x2000 [ 5411.525838][ T10] inet6_addr_add+0x30e/0xa40 [ 5411.525838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.525838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.525838][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.525838][ T10] netlink_unicast+0x449/0x710 [ 5411.525838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.525838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.525838][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.525838][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.525838][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.525838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.525838][ T10] [ 5411.527838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.527838][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.527838][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.527838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.527838][ T10] ip6_route_add+0x1c/0x140 [ 5411.527838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5411.527838][ T10] addrconf_add_dev+0xe2/0x170 [ 5411.527838][ T10] inet6_addr_add+0x12f/0xa40 [ 5411.527838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.527838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.527838][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.527838][ T10] netlink_unicast+0x449/0x710 [ 5411.527838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.527838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.527838][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.527838][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.527838][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.527838][ T10] [ 5411.529930][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.529930][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5411.529930][ T10] ipv6_find_idev+0x102/0x170 [ 5411.529930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.529930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.529930][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.529930][ T10] netlink_unicast+0x449/0x710 [ 5411.529930][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.529930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.529930][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.529930][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.529930][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.529930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.529930][ T10] [ 5411.531715][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5411.531715][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5411.531715][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5411.531715][ T10] ipv6_find_idev+0x102/0x170 [ 5411.531715][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.531715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.531715][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.531715][ T10] netlink_unicast+0x449/0x710 [ 5411.531715][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.531715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.531715][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.531715][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.531715][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.531715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.531715][ T10] [ 5411.533645][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5411.533899][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5411.533899][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.533899][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.533899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.533899][ T10] ip6_route_add+0x1c/0x140 [ 5411.533899][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5411.533899][ T10] inet6_addr_add+0x4f8/0xa40 [ 5411.533899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.533899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.533899][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.533899][ T10] netlink_unicast+0x449/0x710 [ 5411.533899][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.533899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.533899][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.533899][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.533899][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.533899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.533899][ T10] [ 5411.536148][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5411.536148][ T10] netdev_get_by_index+0x5e/0x80 [ 5411.536148][ T10] fib6_nh_init+0x3d8/0x1580 [ 5411.536148][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5411.536148][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5411.536148][ T10] ipv6_add_addr+0x411/0x2000 [ 5411.536148][ T10] inet6_addr_add+0x30e/0xa40 [ 5411.536148][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5411.536148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.536148][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.536148][ T10] netlink_unicast+0x449/0x710 [ 5411.536148][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.536148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.536148][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.536148][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.536148][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.536148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.536148][ T10] [ 5411.538283][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5411.538283][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5411.538283][ T10] ipv6_find_idev+0x102/0x170 [ 5411.538283][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.538283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.538283][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.538283][ T10] netlink_unicast+0x449/0x710 [ 5411.538283][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.538283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.538283][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.538283][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.538283][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.538283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.538283][ T10] [ 5411.540003][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5411.540003][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5411.540003][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5411.540003][ T10] ipv6_find_idev+0x102/0x170 [ 5411.540003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5411.540003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5411.540003][ T10] netlink_rcv_skb+0x130/0x360 [ 5411.540003][ T10] netlink_unicast+0x449/0x710 [ 5411.540003][ T10] netlink_sendmsg+0x723/0xbe0 [ 5411.540003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5411.540003][ T10] ___sys_sendmsg+0xee/0x170 [ 5411.540003][ T10] __sys_sendmsg+0xcd/0x170 [ 5411.540003][ T10] do_syscall_64+0xc6/0x1e0 [ 5411.540003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5411.540003][ T10] [ 5421.790939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5421.791406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.791406][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5421.791406][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5421.791406][ T10] fib6_nh_init+0xa22/0x1580 [ 5421.791406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.791406][ T10] ip6_route_add+0x1c/0x140 [ 5421.791406][ T10] inet6_rtm_newroute+0x104/0x110 [ 5421.791406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.791406][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.791406][ T10] netlink_unicast+0x449/0x710 [ 5421.791406][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.791406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.791406][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.791406][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.791406][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.791406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.791406][ T10] [ 5421.793336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.793336][ T10] dst_init+0x84/0x4a0 [ 5421.793336][ T10] dst_alloc+0x97/0x150 [ 5421.793336][ T10] ip6_dst_alloc+0x23/0x90 [ 5421.793336][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5421.793336][ T10] ip6_pol_route+0x56f/0x840 [ 5421.793336][ T10] fib6_rule_lookup+0x456/0x630 [ 5421.793336][ T10] ip6_route_input+0x59c/0xa50 [ 5421.793336][ T10] ipv6_rcv+0x397/0x810 [ 5421.793336][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5421.793336][ T10] process_backlog+0x101/0x620 [ 5421.793336][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5421.793336][ T10] net_rx_action+0x495/0xbe0 [ 5421.793336][ T10] __do_softirq+0x1b5/0x7f6 [ 5421.793336][ T10] [ 5421.794993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.794993][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.794993][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.794993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.794993][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5421.794993][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5421.794993][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5421.794993][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5421.794993][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5421.794993][ T10] addrconf_dad_begin+0x310/0x670 [ 5421.794993][ T10] addrconf_dad_work+0x10b/0xab0 [ 5421.794993][ T10] process_one_work+0x84d/0x18a0 [ 5421.794993][ T10] worker_thread+0x587/0xd30 [ 5421.794993][ T10] kthread+0x28a/0x350 [ 5421.794993][ T10] ret_from_fork+0x31/0x70 [ 5421.794993][ T10] ret_from_fork_asm+0x1a/0x30 [ 5421.794993][ T10] [ 5421.796918][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.796918][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.796918][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.796918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.796918][ T10] ip6_route_add+0x1c/0x140 [ 5421.796918][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5421.796918][ T10] inet6_addr_add+0x4f8/0xa40 [ 5421.796918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.796918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.796918][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.796918][ T10] netlink_unicast+0x449/0x710 [ 5421.796918][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.796918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.796918][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.796918][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.796918][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.796918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.796918][ T10] [ 5421.798938][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.798938][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.798938][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.798938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.798938][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5421.798938][ T10] ipv6_add_addr+0x411/0x2000 [ 5421.798938][ T10] inet6_addr_add+0x30e/0xa40 [ 5421.798938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.798938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.798938][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.798938][ T10] netlink_unicast+0x449/0x710 [ 5421.798938][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.798938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.798938][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.798938][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.798938][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.798938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.798938][ T10] [ 5421.800965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.800965][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.800965][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.800965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.800965][ T10] ip6_route_add+0x1c/0x140 [ 5421.800965][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5421.800965][ T10] addrconf_add_dev+0xe2/0x170 [ 5421.800965][ T10] inet6_addr_add+0x12f/0xa40 [ 5421.800965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.800965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.800965][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.800965][ T10] netlink_unicast+0x449/0x710 [ 5421.800965][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.800965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.800965][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.800965][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.800965][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.800965][ T10] [ 5421.803045][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.803045][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5421.803045][ T10] ipv6_find_idev+0x102/0x170 [ 5421.803045][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.803045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.803045][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.803045][ T10] netlink_unicast+0x449/0x710 [ 5421.803045][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.803045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.803045][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.803045][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.803045][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.803045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.803045][ T10] [ 5421.804634][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5421.804634][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5421.804634][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5421.804634][ T10] ipv6_find_idev+0x102/0x170 [ 5421.804634][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.804634][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.804634][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.804634][ T10] netlink_unicast+0x449/0x710 [ 5421.804634][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.804634][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.804634][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.804634][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.804634][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.804634][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.804634][ T10] [ 5421.806362][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5421.806651][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5421.806651][ T10] dst_init+0x84/0x4a0 [ 5421.806651][ T10] dst_alloc+0x97/0x150 [ 5421.806651][ T10] ip6_dst_alloc+0x23/0x90 [ 5421.806651][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5421.806651][ T10] ip6_pol_route+0x56f/0x840 [ 5421.806651][ T10] fib6_rule_lookup+0x456/0x630 [ 5421.806651][ T10] ip6_route_input+0x59c/0xa50 [ 5421.806651][ T10] ipv6_rcv+0x397/0x810 [ 5421.806651][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5421.806651][ T10] process_backlog+0x101/0x620 [ 5421.806651][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5421.806651][ T10] net_rx_action+0x495/0xbe0 [ 5421.806651][ T10] __do_softirq+0x1b5/0x7f6 [ 5421.806651][ T10] [ 5421.808290][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.808290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5421.808290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5421.808290][ T10] fib6_nh_init+0xa22/0x1580 [ 5421.808290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.808290][ T10] ip6_route_add+0x1c/0x140 [ 5421.808290][ T10] inet6_rtm_newroute+0x104/0x110 [ 5421.808290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.808290][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.808290][ T10] netlink_unicast+0x449/0x710 [ 5421.808290][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.808290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.808290][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.808290][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.808290][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.808290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.808290][ T10] [ 5421.810184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.810184][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.810184][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.810184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.810184][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5421.810184][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5421.810184][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5421.810184][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5421.810184][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5421.810184][ T10] addrconf_dad_begin+0x310/0x670 [ 5421.810184][ T10] addrconf_dad_work+0x10b/0xab0 [ 5421.810184][ T10] process_one_work+0x84d/0x18a0 [ 5421.810184][ T10] worker_thread+0x587/0xd30 [ 5421.810184][ T10] kthread+0x28a/0x350 [ 5421.810184][ T10] ret_from_fork+0x31/0x70 [ 5421.810184][ T10] ret_from_fork_asm+0x1a/0x30 [ 5421.810184][ T10] [ 5421.812090][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.812090][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.812090][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.812090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.812090][ T10] ip6_route_add+0x1c/0x140 [ 5421.812090][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5421.812090][ T10] inet6_addr_add+0x4f8/0xa40 [ 5421.812090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.812090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.812090][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.812090][ T10] netlink_unicast+0x449/0x710 [ 5421.812090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.812090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.812090][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.812090][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.812090][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.812090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.812090][ T10] [ 5421.814083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.814083][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.814083][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.814083][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.814083][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5421.814083][ T10] ipv6_add_addr+0x411/0x2000 [ 5421.814083][ T10] inet6_addr_add+0x30e/0xa40 [ 5421.814083][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.814083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.814083][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.814083][ T10] netlink_unicast+0x449/0x710 [ 5421.814083][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.814083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.814083][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.814083][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.814083][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.814083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.814083][ T10] [ 5421.816085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.816085][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.816085][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.816085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.816085][ T10] ip6_route_add+0x1c/0x140 [ 5421.816085][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5421.816085][ T10] addrconf_add_dev+0xe2/0x170 [ 5421.816085][ T10] inet6_addr_add+0x12f/0xa40 [ 5421.816085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.816085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.816085][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.816085][ T10] netlink_unicast+0x449/0x710 [ 5421.816085][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.816085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.816085][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.816085][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.816085][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.816085][ T10] [ 5421.818180][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.818180][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5421.818180][ T10] ipv6_find_idev+0x102/0x170 [ 5421.818180][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.818180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.818180][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.818180][ T10] netlink_unicast+0x449/0x710 [ 5421.818180][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.818180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.818180][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.818180][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.818180][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.818180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.818180][ T10] [ 5421.819898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5421.819898][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5421.819898][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5421.819898][ T10] ipv6_find_idev+0x102/0x170 [ 5421.819898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.819898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.819898][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.819898][ T10] netlink_unicast+0x449/0x710 [ 5421.819898][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.819898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.819898][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.819898][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.819898][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.819898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.819898][ T10] [ 5421.821897][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5421.822133][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5421.822133][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.822133][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.822133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.822133][ T10] ip6_route_add+0x1c/0x140 [ 5421.822133][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5421.822133][ T10] inet6_addr_add+0x4f8/0xa40 [ 5421.822133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.822133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.822133][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.822133][ T10] netlink_unicast+0x449/0x710 [ 5421.822133][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.822133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.822133][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.822133][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.822133][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.822133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.822133][ T10] [ 5421.824331][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5421.824331][ T10] netdev_get_by_index+0x5e/0x80 [ 5421.824331][ T10] fib6_nh_init+0x3d8/0x1580 [ 5421.824331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5421.824331][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5421.824331][ T10] ipv6_add_addr+0x411/0x2000 [ 5421.824331][ T10] inet6_addr_add+0x30e/0xa40 [ 5421.824331][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5421.824331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.824331][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.824331][ T10] netlink_unicast+0x449/0x710 [ 5421.824331][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.824331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.824331][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.824331][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.824331][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.824331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.824331][ T10] [ 5421.826443][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5421.826443][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5421.826443][ T10] ipv6_find_idev+0x102/0x170 [ 5421.826443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.826443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.826443][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.826443][ T10] netlink_unicast+0x449/0x710 [ 5421.826443][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.826443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.826443][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.826443][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.826443][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.826443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.826443][ T10] [ 5421.828158][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5421.828158][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5421.828158][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5421.828158][ T10] ipv6_find_idev+0x102/0x170 [ 5421.828158][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5421.828158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5421.828158][ T10] netlink_rcv_skb+0x130/0x360 [ 5421.828158][ T10] netlink_unicast+0x449/0x710 [ 5421.828158][ T10] netlink_sendmsg+0x723/0xbe0 [ 5421.828158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5421.828158][ T10] ___sys_sendmsg+0xee/0x170 [ 5421.828158][ T10] __sys_sendmsg+0xcd/0x170 [ 5421.828158][ T10] do_syscall_64+0xc6/0x1e0 [ 5421.828158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5421.828158][ T10] [ 5432.078936][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5432.079403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.079403][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5432.079403][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5432.079403][ T10] fib6_nh_init+0xa22/0x1580 [ 5432.079403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.079403][ T10] ip6_route_add+0x1c/0x140 [ 5432.079403][ T10] inet6_rtm_newroute+0x104/0x110 [ 5432.079403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.079403][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.079403][ T10] netlink_unicast+0x449/0x710 [ 5432.079403][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.079403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.079403][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.079403][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.079403][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.079403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.079403][ T10] [ 5432.081322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.081322][ T10] dst_init+0x84/0x4a0 [ 5432.081322][ T10] dst_alloc+0x97/0x150 [ 5432.081322][ T10] ip6_dst_alloc+0x23/0x90 [ 5432.081322][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5432.081322][ T10] ip6_pol_route+0x56f/0x840 [ 5432.081322][ T10] fib6_rule_lookup+0x456/0x630 [ 5432.081322][ T10] ip6_route_input+0x59c/0xa50 [ 5432.081322][ T10] ipv6_rcv+0x397/0x810 [ 5432.081322][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5432.081322][ T10] process_backlog+0x101/0x620 [ 5432.081322][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5432.081322][ T10] net_rx_action+0x495/0xbe0 [ 5432.081322][ T10] __do_softirq+0x1b5/0x7f6 [ 5432.081322][ T10] [ 5432.083030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.083030][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.083030][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.083030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.083030][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5432.083030][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5432.083030][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5432.083030][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5432.083030][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5432.083030][ T10] addrconf_dad_begin+0x310/0x670 [ 5432.083030][ T10] addrconf_dad_work+0x10b/0xab0 [ 5432.083030][ T10] process_one_work+0x84d/0x18a0 [ 5432.083030][ T10] worker_thread+0x587/0xd30 [ 5432.083030][ T10] kthread+0x28a/0x350 [ 5432.083030][ T10] ret_from_fork+0x31/0x70 [ 5432.083030][ T10] ret_from_fork_asm+0x1a/0x30 [ 5432.083030][ T10] [ 5432.085005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.085005][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.085005][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.085005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.085005][ T10] ip6_route_add+0x1c/0x140 [ 5432.085005][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5432.085005][ T10] inet6_addr_add+0x4f8/0xa40 [ 5432.085005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.085005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.085005][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.085005][ T10] netlink_unicast+0x449/0x710 [ 5432.085005][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.085005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.085005][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.085005][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.085005][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.085005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.085005][ T10] [ 5432.087058][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.087058][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.087058][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.087058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.087058][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5432.087058][ T10] ipv6_add_addr+0x411/0x2000 [ 5432.087058][ T10] inet6_addr_add+0x30e/0xa40 [ 5432.087058][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.087058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.087058][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.087058][ T10] netlink_unicast+0x449/0x710 [ 5432.087058][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.087058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.087058][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.087058][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.087058][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.087058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.087058][ T10] [ 5432.089127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.089127][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.089127][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.089127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.089127][ T10] ip6_route_add+0x1c/0x140 [ 5432.089127][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5432.089127][ T10] addrconf_add_dev+0xe2/0x170 [ 5432.089127][ T10] inet6_addr_add+0x12f/0xa40 [ 5432.089127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.089127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.089127][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.089127][ T10] netlink_unicast+0x449/0x710 [ 5432.089127][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.089127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.089127][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.089127][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.089127][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.089127][ T10] [ 5432.091154][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.091154][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5432.091154][ T10] ipv6_find_idev+0x102/0x170 [ 5432.091154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.091154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.091154][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.091154][ T10] netlink_unicast+0x449/0x710 [ 5432.091154][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.091154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.091154][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.091154][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.091154][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.091154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.091154][ T10] [ 5432.092732][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5432.092732][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5432.092732][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5432.092732][ T10] ipv6_find_idev+0x102/0x170 [ 5432.092732][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.092732][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.092732][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.092732][ T10] netlink_unicast+0x449/0x710 [ 5432.092732][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.092732][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.092732][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.092732][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.092732][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.092732][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.092732][ T10] [ 5432.094480][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5432.094758][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5432.094758][ T10] dst_init+0x84/0x4a0 [ 5432.094758][ T10] dst_alloc+0x97/0x150 [ 5432.094758][ T10] ip6_dst_alloc+0x23/0x90 [ 5432.094758][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5432.094758][ T10] ip6_pol_route+0x56f/0x840 [ 5432.094758][ T10] fib6_rule_lookup+0x456/0x630 [ 5432.094758][ T10] ip6_route_input+0x59c/0xa50 [ 5432.094758][ T10] ipv6_rcv+0x397/0x810 [ 5432.094758][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5432.094758][ T10] process_backlog+0x101/0x620 [ 5432.094758][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5432.094758][ T10] net_rx_action+0x495/0xbe0 [ 5432.094758][ T10] __do_softirq+0x1b5/0x7f6 [ 5432.094758][ T10] [ 5432.096436][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.096436][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5432.096436][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5432.096436][ T10] fib6_nh_init+0xa22/0x1580 [ 5432.096436][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.096436][ T10] ip6_route_add+0x1c/0x140 [ 5432.096436][ T10] inet6_rtm_newroute+0x104/0x110 [ 5432.096436][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.096436][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.096436][ T10] netlink_unicast+0x449/0x710 [ 5432.096436][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.096436][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.096436][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.096436][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.096436][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.096436][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.096436][ T10] [ 5432.098372][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.098372][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.098372][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.098372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.098372][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5432.098372][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5432.098372][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5432.098372][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5432.098372][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5432.098372][ T10] addrconf_dad_begin+0x310/0x670 [ 5432.098372][ T10] addrconf_dad_work+0x10b/0xab0 [ 5432.098372][ T10] process_one_work+0x84d/0x18a0 [ 5432.098372][ T10] worker_thread+0x587/0xd30 [ 5432.098372][ T10] kthread+0x28a/0x350 [ 5432.098372][ T10] ret_from_fork+0x31/0x70 [ 5432.098372][ T10] ret_from_fork_asm+0x1a/0x30 [ 5432.098372][ T10] [ 5432.100322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.100322][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.100322][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.100322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.100322][ T10] ip6_route_add+0x1c/0x140 [ 5432.100322][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5432.100322][ T10] inet6_addr_add+0x4f8/0xa40 [ 5432.100322][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.100322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.100322][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.100322][ T10] netlink_unicast+0x449/0x710 [ 5432.100322][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.100322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.100322][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.100322][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.100322][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.100322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.100322][ T10] [ 5432.102364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.102364][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.102364][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.102364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.102364][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5432.102364][ T10] ipv6_add_addr+0x411/0x2000 [ 5432.102364][ T10] inet6_addr_add+0x30e/0xa40 [ 5432.102364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.102364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.102364][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.102364][ T10] netlink_unicast+0x449/0x710 [ 5432.102364][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.102364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.102364][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.102364][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.102364][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.102364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.102364][ T10] [ 5432.104409][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.104409][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.104409][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.104409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.104409][ T10] ip6_route_add+0x1c/0x140 [ 5432.104409][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5432.104409][ T10] addrconf_add_dev+0xe2/0x170 [ 5432.104409][ T10] inet6_addr_add+0x12f/0xa40 [ 5432.104409][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.104409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.104409][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.104409][ T10] netlink_unicast+0x449/0x710 [ 5432.104409][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.104409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.104409][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.104409][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.104409][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.104409][ T10] [ 5432.106546][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.106546][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5432.106546][ T10] ipv6_find_idev+0x102/0x170 [ 5432.106546][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.106546][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.106546][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.106546][ T10] netlink_unicast+0x449/0x710 [ 5432.106546][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.106546][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.106546][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.106546][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.106546][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.106546][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.106546][ T10] [ 5432.108243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5432.108243][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5432.108243][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5432.108243][ T10] ipv6_find_idev+0x102/0x170 [ 5432.108243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.108243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.108243][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.108243][ T10] netlink_unicast+0x449/0x710 [ 5432.108243][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.108243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.108243][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.108243][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.108243][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.108243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.108243][ T10] [ 5432.110222][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5432.110465][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5432.110465][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.110465][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.110465][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.110465][ T10] ip6_route_add+0x1c/0x140 [ 5432.110465][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5432.110465][ T10] inet6_addr_add+0x4f8/0xa40 [ 5432.110465][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.110465][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.110465][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.110465][ T10] netlink_unicast+0x449/0x710 [ 5432.110465][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.110465][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.110465][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.110465][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.110465][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.110465][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.110465][ T10] [ 5432.112688][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5432.112688][ T10] netdev_get_by_index+0x5e/0x80 [ 5432.112688][ T10] fib6_nh_init+0x3d8/0x1580 [ 5432.112688][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5432.112688][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5432.112688][ T10] ipv6_add_addr+0x411/0x2000 [ 5432.112688][ T10] inet6_addr_add+0x30e/0xa40 [ 5432.112688][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5432.112688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.112688][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.112688][ T10] netlink_unicast+0x449/0x710 [ 5432.112688][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.112688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.112688][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.112688][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.112688][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.112688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.112688][ T10] [ 5432.114896][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5432.114896][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5432.114896][ T10] ipv6_find_idev+0x102/0x170 [ 5432.114896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.114896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.114896][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.114896][ T10] netlink_unicast+0x449/0x710 [ 5432.114896][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.114896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.114896][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.114896][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.114896][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.114896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.114896][ T10] [ 5432.116644][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5432.116644][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5432.116644][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5432.116644][ T10] ipv6_find_idev+0x102/0x170 [ 5432.116644][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5432.116644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5432.116644][ T10] netlink_rcv_skb+0x130/0x360 [ 5432.116644][ T10] netlink_unicast+0x449/0x710 [ 5432.116644][ T10] netlink_sendmsg+0x723/0xbe0 [ 5432.116644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5432.116644][ T10] ___sys_sendmsg+0xee/0x170 [ 5432.116644][ T10] __sys_sendmsg+0xcd/0x170 [ 5432.116644][ T10] do_syscall_64+0xc6/0x1e0 [ 5432.116644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5432.116644][ T10] [ 5442.366932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5442.367423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.367423][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5442.367423][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5442.367423][ T10] fib6_nh_init+0xa22/0x1580 [ 5442.367423][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.367423][ T10] ip6_route_add+0x1c/0x140 [ 5442.367423][ T10] inet6_rtm_newroute+0x104/0x110 [ 5442.367423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.367423][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.367423][ T10] netlink_unicast+0x449/0x710 [ 5442.367423][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.367423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.367423][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.367423][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.367423][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.367423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.367423][ T10] [ 5442.369411][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.369411][ T10] dst_init+0x84/0x4a0 [ 5442.369411][ T10] dst_alloc+0x97/0x150 [ 5442.369411][ T10] ip6_dst_alloc+0x23/0x90 [ 5442.369411][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5442.369411][ T10] ip6_pol_route+0x56f/0x840 [ 5442.369411][ T10] fib6_rule_lookup+0x456/0x630 [ 5442.369411][ T10] ip6_route_input+0x59c/0xa50 [ 5442.369411][ T10] ipv6_rcv+0x397/0x810 [ 5442.369411][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5442.369411][ T10] process_backlog+0x101/0x620 [ 5442.369411][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5442.369411][ T10] net_rx_action+0x495/0xbe0 [ 5442.369411][ T10] __do_softirq+0x1b5/0x7f6 [ 5442.369411][ T10] [ 5442.371124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.371124][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.371124][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.371124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.371124][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5442.371124][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5442.371124][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5442.371124][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5442.371124][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5442.371124][ T10] addrconf_dad_begin+0x310/0x670 [ 5442.371124][ T10] addrconf_dad_work+0x10b/0xab0 [ 5442.371124][ T10] process_one_work+0x84d/0x18a0 [ 5442.371124][ T10] worker_thread+0x587/0xd30 [ 5442.371124][ T10] kthread+0x28a/0x350 [ 5442.371124][ T10] ret_from_fork+0x31/0x70 [ 5442.371124][ T10] ret_from_fork_asm+0x1a/0x30 [ 5442.371124][ T10] [ 5442.373108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.373108][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.373108][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.373108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.373108][ T10] ip6_route_add+0x1c/0x140 [ 5442.373108][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5442.373108][ T10] inet6_addr_add+0x4f8/0xa40 [ 5442.373108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.373108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.373108][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.373108][ T10] netlink_unicast+0x449/0x710 [ 5442.373108][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.373108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.373108][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.373108][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.373108][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.373108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.373108][ T10] [ 5442.375157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.375157][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.375157][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.375157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.375157][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5442.375157][ T10] ipv6_add_addr+0x411/0x2000 [ 5442.375157][ T10] inet6_addr_add+0x30e/0xa40 [ 5442.375157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.375157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.375157][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.375157][ T10] netlink_unicast+0x449/0x710 [ 5442.375157][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.375157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.375157][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.375157][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.375157][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.375157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.375157][ T10] [ 5442.377206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.377206][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.377206][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.377206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.377206][ T10] ip6_route_add+0x1c/0x140 [ 5442.377206][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5442.377206][ T10] addrconf_add_dev+0xe2/0x170 [ 5442.377206][ T10] inet6_addr_add+0x12f/0xa40 [ 5442.377206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.377206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.377206][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.377206][ T10] netlink_unicast+0x449/0x710 [ 5442.377206][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.377206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.377206][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.377206][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.377206][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.377206][ T10] [ 5442.379216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.379216][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5442.379216][ T10] ipv6_find_idev+0x102/0x170 [ 5442.379216][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.379216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.379216][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.379216][ T10] netlink_unicast+0x449/0x710 [ 5442.379216][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.379216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.379216][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.379216][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.379216][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.379216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.379216][ T10] [ 5442.380828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5442.380828][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5442.380828][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5442.380828][ T10] ipv6_find_idev+0x102/0x170 [ 5442.380828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.380828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.380828][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.380828][ T10] netlink_unicast+0x449/0x710 [ 5442.380828][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.380828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.380828][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.380828][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.380828][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.380828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.380828][ T10] [ 5442.383123][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5442.383408][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5442.383408][ T10] dst_init+0x84/0x4a0 [ 5442.383408][ T10] dst_alloc+0x97/0x150 [ 5442.383408][ T10] ip6_dst_alloc+0x23/0x90 [ 5442.383408][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5442.383408][ T10] ip6_pol_route+0x56f/0x840 [ 5442.383408][ T10] fib6_rule_lookup+0x456/0x630 [ 5442.383408][ T10] ip6_route_input+0x59c/0xa50 [ 5442.383408][ T10] ipv6_rcv+0x397/0x810 [ 5442.383408][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5442.383408][ T10] process_backlog+0x101/0x620 [ 5442.383408][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5442.383408][ T10] net_rx_action+0x495/0xbe0 [ 5442.383408][ T10] __do_softirq+0x1b5/0x7f6 [ 5442.383408][ T10] [ 5442.385090][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.385090][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5442.385090][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5442.385090][ T10] fib6_nh_init+0xa22/0x1580 [ 5442.385090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.385090][ T10] ip6_route_add+0x1c/0x140 [ 5442.385090][ T10] inet6_rtm_newroute+0x104/0x110 [ 5442.385090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.385090][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.385090][ T10] netlink_unicast+0x449/0x710 [ 5442.385090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.385090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.385090][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.385090][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.385090][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.385090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.385090][ T10] [ 5442.387032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.387032][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.387032][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.387032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.387032][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5442.387032][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5442.387032][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5442.387032][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5442.387032][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5442.387032][ T10] addrconf_dad_begin+0x310/0x670 [ 5442.387032][ T10] addrconf_dad_work+0x10b/0xab0 [ 5442.387032][ T10] process_one_work+0x84d/0x18a0 [ 5442.387032][ T10] worker_thread+0x587/0xd30 [ 5442.387032][ T10] kthread+0x28a/0x350 [ 5442.387032][ T10] ret_from_fork+0x31/0x70 [ 5442.387032][ T10] ret_from_fork_asm+0x1a/0x30 [ 5442.387032][ T10] [ 5442.388999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.388999][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.388999][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.388999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.388999][ T10] ip6_route_add+0x1c/0x140 [ 5442.388999][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5442.388999][ T10] inet6_addr_add+0x4f8/0xa40 [ 5442.388999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.388999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.388999][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.388999][ T10] netlink_unicast+0x449/0x710 [ 5442.388999][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.388999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.388999][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.388999][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.388999][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.388999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.388999][ T10] [ 5442.391066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.391066][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.391066][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.391066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.391066][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5442.391066][ T10] ipv6_add_addr+0x411/0x2000 [ 5442.391066][ T10] inet6_addr_add+0x30e/0xa40 [ 5442.391066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.391066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.391066][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.391066][ T10] netlink_unicast+0x449/0x710 [ 5442.391066][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.391066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.391066][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.391066][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.391066][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.391066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.391066][ T10] [ 5442.393121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.393121][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.393121][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.393121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.393121][ T10] ip6_route_add+0x1c/0x140 [ 5442.393121][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5442.393121][ T10] addrconf_add_dev+0xe2/0x170 [ 5442.393121][ T10] inet6_addr_add+0x12f/0xa40 [ 5442.393121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.393121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.393121][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.393121][ T10] netlink_unicast+0x449/0x710 [ 5442.393121][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.393121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.393121][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.393121][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.393121][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.393121][ T10] [ 5442.395213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.395213][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5442.395213][ T10] ipv6_find_idev+0x102/0x170 [ 5442.395213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.395213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.395213][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.395213][ T10] netlink_unicast+0x449/0x710 [ 5442.395213][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.395213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.395213][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.395213][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.395213][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.395213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.395213][ T10] [ 5442.396914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5442.396914][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5442.396914][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5442.396914][ T10] ipv6_find_idev+0x102/0x170 [ 5442.396914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.396914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.396914][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.396914][ T10] netlink_unicast+0x449/0x710 [ 5442.396914][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.396914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.396914][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.396914][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.396914][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.396914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.396914][ T10] [ 5442.398769][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5442.399020][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5442.399020][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.399020][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.399020][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.399020][ T10] ip6_route_add+0x1c/0x140 [ 5442.399020][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5442.399020][ T10] inet6_addr_add+0x4f8/0xa40 [ 5442.399020][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.399020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.399020][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.399020][ T10] netlink_unicast+0x449/0x710 [ 5442.399020][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.399020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.399020][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.399020][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.399020][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.399020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.399020][ T10] [ 5442.401199][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5442.401199][ T10] netdev_get_by_index+0x5e/0x80 [ 5442.401199][ T10] fib6_nh_init+0x3d8/0x1580 [ 5442.401199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5442.401199][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5442.401199][ T10] ipv6_add_addr+0x411/0x2000 [ 5442.401199][ T10] inet6_addr_add+0x30e/0xa40 [ 5442.401199][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5442.401199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.401199][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.401199][ T10] netlink_unicast+0x449/0x710 [ 5442.401199][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.401199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.401199][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.401199][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.401199][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.401199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.401199][ T10] [ 5442.403368][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5442.403368][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5442.403368][ T10] ipv6_find_idev+0x102/0x170 [ 5442.403368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.403368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.403368][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.403368][ T10] netlink_unicast+0x449/0x710 [ 5442.403368][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.403368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.403368][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.403368][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.403368][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.403368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.403368][ T10] [ 5442.405017][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5442.405017][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5442.405017][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5442.405017][ T10] ipv6_find_idev+0x102/0x170 [ 5442.405017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5442.405017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5442.405017][ T10] netlink_rcv_skb+0x130/0x360 [ 5442.405017][ T10] netlink_unicast+0x449/0x710 [ 5442.405017][ T10] netlink_sendmsg+0x723/0xbe0 [ 5442.405017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5442.405017][ T10] ___sys_sendmsg+0xee/0x170 [ 5442.405017][ T10] __sys_sendmsg+0xcd/0x170 [ 5442.405017][ T10] do_syscall_64+0xc6/0x1e0 [ 5442.405017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5442.405017][ T10] [ 5452.658787][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5452.659377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.659377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5452.659377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5452.659377][ T10] fib6_nh_init+0xa22/0x1580 [ 5452.659377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.659377][ T10] ip6_route_add+0x1c/0x140 [ 5452.659377][ T10] inet6_rtm_newroute+0x104/0x110 [ 5452.659377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.659377][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.659377][ T10] netlink_unicast+0x449/0x710 [ 5452.659377][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.659377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.659377][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.659377][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.659377][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.659377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.659377][ T10] [ 5452.662455][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.662455][ T10] dst_init+0x84/0x4a0 [ 5452.662455][ T10] dst_alloc+0x97/0x150 [ 5452.662455][ T10] ip6_dst_alloc+0x23/0x90 [ 5452.662455][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5452.662455][ T10] ip6_pol_route+0x56f/0x840 [ 5452.662455][ T10] fib6_rule_lookup+0x456/0x630 [ 5452.662455][ T10] ip6_route_input+0x59c/0xa50 [ 5452.662455][ T10] ipv6_rcv+0x397/0x810 [ 5452.662455][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5452.662455][ T10] process_backlog+0x101/0x620 [ 5452.662455][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5452.662455][ T10] net_rx_action+0x495/0xbe0 [ 5452.662455][ T10] __do_softirq+0x1b5/0x7f6 [ 5452.662455][ T10] [ 5452.665093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.665093][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.665093][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.665093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.665093][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5452.665093][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5452.665093][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5452.665093][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5452.665093][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5452.665093][ T10] addrconf_dad_begin+0x310/0x670 [ 5452.665093][ T10] addrconf_dad_work+0x10b/0xab0 [ 5452.665093][ T10] process_one_work+0x84d/0x18a0 [ 5452.665093][ T10] worker_thread+0x587/0xd30 [ 5452.665093][ T10] kthread+0x28a/0x350 [ 5452.665093][ T10] ret_from_fork+0x31/0x70 [ 5452.665093][ T10] ret_from_fork_asm+0x1a/0x30 [ 5452.665093][ T10] [ 5452.668199][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.668199][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.668199][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.668199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.668199][ T10] ip6_route_add+0x1c/0x140 [ 5452.668199][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5452.668199][ T10] inet6_addr_add+0x4f8/0xa40 [ 5452.668199][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.668199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.668199][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.668199][ T10] netlink_unicast+0x449/0x710 [ 5452.668199][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.668199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.668199][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.668199][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.668199][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.668199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.668199][ T10] [ 5452.671369][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.671369][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.671369][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.671369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.671369][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5452.671369][ T10] ipv6_add_addr+0x411/0x2000 [ 5452.671369][ T10] inet6_addr_add+0x30e/0xa40 [ 5452.671369][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.671369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.671369][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.671369][ T10] netlink_unicast+0x449/0x710 [ 5452.671369][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.671369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.671369][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.671369][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.671369][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.671369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.671369][ T10] [ 5452.674487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.674487][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.674487][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.674487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.674487][ T10] ip6_route_add+0x1c/0x140 [ 5452.674487][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5452.674487][ T10] addrconf_add_dev+0xe2/0x170 [ 5452.674487][ T10] inet6_addr_add+0x12f/0xa40 [ 5452.674487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.674487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.674487][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.674487][ T10] netlink_unicast+0x449/0x710 [ 5452.674487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.674487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.674487][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.674487][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.674487][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.674487][ T10] [ 5452.677545][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.677545][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5452.677545][ T10] ipv6_find_idev+0x102/0x170 [ 5452.677545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.677545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.677545][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.677545][ T10] netlink_unicast+0x449/0x710 [ 5452.677545][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.677545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.677545][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.677545][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.677545][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.677545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.677545][ T10] [ 5452.679937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5452.679937][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5452.679937][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5452.679937][ T10] ipv6_find_idev+0x102/0x170 [ 5452.679937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.679937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.679937][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.679937][ T10] netlink_unicast+0x449/0x710 [ 5452.679937][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.679937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.679937][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.679937][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.679937][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.679937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.679937][ T10] [ 5452.682699][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5452.683164][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5452.683164][ T10] dst_init+0x84/0x4a0 [ 5452.683164][ T10] dst_alloc+0x97/0x150 [ 5452.683164][ T10] ip6_dst_alloc+0x23/0x90 [ 5452.683164][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5452.683164][ T10] ip6_pol_route+0x56f/0x840 [ 5452.683164][ T10] fib6_rule_lookup+0x456/0x630 [ 5452.683164][ T10] ip6_route_input+0x59c/0xa50 [ 5452.683164][ T10] ipv6_rcv+0x397/0x810 [ 5452.683164][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5452.683164][ T10] process_backlog+0x101/0x620 [ 5452.683164][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5452.683164][ T10] net_rx_action+0x495/0xbe0 [ 5452.683164][ T10] __do_softirq+0x1b5/0x7f6 [ 5452.683164][ T10] [ 5452.685798][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.685798][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5452.685798][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5452.685798][ T10] fib6_nh_init+0xa22/0x1580 [ 5452.685798][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.685798][ T10] ip6_route_add+0x1c/0x140 [ 5452.685798][ T10] inet6_rtm_newroute+0x104/0x110 [ 5452.685798][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.685798][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.685798][ T10] netlink_unicast+0x449/0x710 [ 5452.685798][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.685798][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.685798][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.685798][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.685798][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.685798][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.685798][ T10] [ 5452.688798][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.688798][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.688798][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.688798][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.688798][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5452.688798][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5452.688798][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5452.688798][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5452.688798][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5452.688798][ T10] addrconf_dad_begin+0x310/0x670 [ 5452.688798][ T10] addrconf_dad_work+0x10b/0xab0 [ 5452.688798][ T10] process_one_work+0x84d/0x18a0 [ 5452.688798][ T10] worker_thread+0x587/0xd30 [ 5452.688798][ T10] kthread+0x28a/0x350 [ 5452.688798][ T10] ret_from_fork+0x31/0x70 [ 5452.688798][ T10] ret_from_fork_asm+0x1a/0x30 [ 5452.688798][ T10] [ 5452.692012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.692012][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.692012][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.692012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.692012][ T10] ip6_route_add+0x1c/0x140 [ 5452.692012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5452.692012][ T10] inet6_addr_add+0x4f8/0xa40 [ 5452.692012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.692012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.692012][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.692012][ T10] netlink_unicast+0x449/0x710 [ 5452.692012][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.692012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.692012][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.692012][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.692012][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.692012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.692012][ T10] [ 5452.695204][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.695204][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.695204][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.695204][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.695204][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5452.695204][ T10] ipv6_add_addr+0x411/0x2000 [ 5452.695204][ T10] inet6_addr_add+0x30e/0xa40 [ 5452.695204][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.695204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.695204][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.695204][ T10] netlink_unicast+0x449/0x710 [ 5452.695204][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.695204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.695204][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.695204][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.695204][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.695204][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.695204][ T10] [ 5452.698392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.698392][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.698392][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.698392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.698392][ T10] ip6_route_add+0x1c/0x140 [ 5452.698392][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5452.698392][ T10] addrconf_add_dev+0xe2/0x170 [ 5452.698392][ T10] inet6_addr_add+0x12f/0xa40 [ 5452.698392][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.698392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.698392][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.698392][ T10] netlink_unicast+0x449/0x710 [ 5452.698392][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.698392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.698392][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.698392][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.698392][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.698392][ T10] [ 5452.701630][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.701630][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5452.701630][ T10] ipv6_find_idev+0x102/0x170 [ 5452.701630][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.701630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.701630][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.701630][ T10] netlink_unicast+0x449/0x710 [ 5452.701630][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.701630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.701630][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.701630][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.701630][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.701630][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.701630][ T10] [ 5452.704377][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5452.704377][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5452.704377][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5452.704377][ T10] ipv6_find_idev+0x102/0x170 [ 5452.704377][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.704377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.704377][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.704377][ T10] netlink_unicast+0x449/0x710 [ 5452.704377][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.704377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.704377][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.704377][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.704377][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.704377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.704377][ T10] [ 5452.707437][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5452.707809][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5452.707809][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.707809][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.707809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.707809][ T10] ip6_route_add+0x1c/0x140 [ 5452.707809][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5452.707809][ T10] inet6_addr_add+0x4f8/0xa40 [ 5452.707809][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.707809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.707809][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.707809][ T10] netlink_unicast+0x449/0x710 [ 5452.707809][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.707809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.707809][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.707809][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.707809][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.707809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.707809][ T10] [ 5452.711333][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5452.711333][ T10] netdev_get_by_index+0x5e/0x80 [ 5452.711333][ T10] fib6_nh_init+0x3d8/0x1580 [ 5452.711333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5452.711333][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5452.711333][ T10] ipv6_add_addr+0x411/0x2000 [ 5452.711333][ T10] inet6_addr_add+0x30e/0xa40 [ 5452.711333][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5452.711333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.711333][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.711333][ T10] netlink_unicast+0x449/0x710 [ 5452.711333][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.711333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.711333][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.711333][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.711333][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.711333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.711333][ T10] [ 5452.714927][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5452.714927][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5452.714927][ T10] ipv6_find_idev+0x102/0x170 [ 5452.714927][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.714927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.714927][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.714927][ T10] netlink_unicast+0x449/0x710 [ 5452.714927][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.714927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.714927][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.714927][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.714927][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.714927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.714927][ T10] [ 5452.717795][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5452.717795][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5452.717795][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5452.717795][ T10] ipv6_find_idev+0x102/0x170 [ 5452.717795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5452.717795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5452.717795][ T10] netlink_rcv_skb+0x130/0x360 [ 5452.717795][ T10] netlink_unicast+0x449/0x710 [ 5452.717795][ T10] netlink_sendmsg+0x723/0xbe0 [ 5452.717795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5452.717795][ T10] ___sys_sendmsg+0xee/0x170 [ 5452.717795][ T10] __sys_sendmsg+0xcd/0x170 [ 5452.717795][ T10] do_syscall_64+0xc6/0x1e0 [ 5452.717795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5452.717795][ T10] [ 5462.974872][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5462.975437][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.975437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5462.975437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5462.975437][ T10] fib6_nh_init+0xa22/0x1580 [ 5462.975437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.975437][ T10] ip6_route_add+0x1c/0x140 [ 5462.975437][ T10] inet6_rtm_newroute+0x104/0x110 [ 5462.975437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.975437][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.975437][ T10] netlink_unicast+0x449/0x710 [ 5462.975437][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.975437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.975437][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.975437][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.975437][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.975437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.975437][ T10] [ 5462.978462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.978462][ T10] dst_init+0x84/0x4a0 [ 5462.978462][ T10] dst_alloc+0x97/0x150 [ 5462.978462][ T10] ip6_dst_alloc+0x23/0x90 [ 5462.978462][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5462.978462][ T10] ip6_pol_route+0x56f/0x840 [ 5462.978462][ T10] fib6_rule_lookup+0x456/0x630 [ 5462.978462][ T10] ip6_route_input+0x59c/0xa50 [ 5462.978462][ T10] ipv6_rcv+0x397/0x810 [ 5462.978462][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5462.978462][ T10] process_backlog+0x101/0x620 [ 5462.978462][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5462.978462][ T10] net_rx_action+0x495/0xbe0 [ 5462.978462][ T10] __do_softirq+0x1b5/0x7f6 [ 5462.978462][ T10] [ 5462.981120][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.981120][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.981120][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.981120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.981120][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5462.981120][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5462.981120][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5462.981120][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5462.981120][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5462.981120][ T10] addrconf_dad_begin+0x310/0x670 [ 5462.981120][ T10] addrconf_dad_work+0x10b/0xab0 [ 5462.981120][ T10] process_one_work+0x84d/0x18a0 [ 5462.981120][ T10] worker_thread+0x587/0xd30 [ 5462.981120][ T10] kthread+0x28a/0x350 [ 5462.981120][ T10] ret_from_fork+0x31/0x70 [ 5462.981120][ T10] ret_from_fork_asm+0x1a/0x30 [ 5462.981120][ T10] [ 5462.983180][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.983180][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.983180][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.983180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.983180][ T10] ip6_route_add+0x1c/0x140 [ 5462.983180][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5462.983180][ T10] inet6_addr_add+0x4f8/0xa40 [ 5462.983180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5462.983180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.983180][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.983180][ T10] netlink_unicast+0x449/0x710 [ 5462.983180][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.983180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.983180][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.983180][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.983180][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.983180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.983180][ T10] [ 5462.985266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.985266][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.985266][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.985266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.985266][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5462.985266][ T10] ipv6_add_addr+0x411/0x2000 [ 5462.985266][ T10] inet6_addr_add+0x30e/0xa40 [ 5462.985266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5462.985266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.985266][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.985266][ T10] netlink_unicast+0x449/0x710 [ 5462.985266][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.985266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.985266][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.985266][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.985266][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.985266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.985266][ T10] [ 5462.987359][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.987359][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.987359][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.987359][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.987359][ T10] ip6_route_add+0x1c/0x140 [ 5462.987359][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5462.987359][ T10] addrconf_add_dev+0xe2/0x170 [ 5462.987359][ T10] inet6_addr_add+0x12f/0xa40 [ 5462.987359][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5462.987359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.987359][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.987359][ T10] netlink_unicast+0x449/0x710 [ 5462.987359][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.987359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.987359][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.987359][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.987359][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.987359][ T10] [ 5462.989611][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.989611][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5462.989611][ T10] ipv6_find_idev+0x102/0x170 [ 5462.989611][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5462.989611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.989611][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.989611][ T10] netlink_unicast+0x449/0x710 [ 5462.989611][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.989611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.989611][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.989611][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.989611][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.989611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.989611][ T10] [ 5462.991234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5462.991234][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5462.991234][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5462.991234][ T10] ipv6_find_idev+0x102/0x170 [ 5462.991234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5462.991234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.991234][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.991234][ T10] netlink_unicast+0x449/0x710 [ 5462.991234][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.991234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.991234][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.991234][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.991234][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.991234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.991234][ T10] [ 5462.993041][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5462.993338][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5462.993338][ T10] dst_init+0x84/0x4a0 [ 5462.993338][ T10] dst_alloc+0x97/0x150 [ 5462.993338][ T10] ip6_dst_alloc+0x23/0x90 [ 5462.993338][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5462.993338][ T10] ip6_pol_route+0x56f/0x840 [ 5462.993338][ T10] fib6_rule_lookup+0x456/0x630 [ 5462.993338][ T10] ip6_route_input+0x59c/0xa50 [ 5462.993338][ T10] ipv6_rcv+0x397/0x810 [ 5462.993338][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5462.993338][ T10] process_backlog+0x101/0x620 [ 5462.993338][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5462.993338][ T10] net_rx_action+0x495/0xbe0 [ 5462.993338][ T10] __do_softirq+0x1b5/0x7f6 [ 5462.993338][ T10] [ 5462.995048][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5462.995048][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5462.995048][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5462.995048][ T10] fib6_nh_init+0xa22/0x1580 [ 5462.995048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.995048][ T10] ip6_route_add+0x1c/0x140 [ 5462.995048][ T10] inet6_rtm_newroute+0x104/0x110 [ 5462.995048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.995048][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.995048][ T10] netlink_unicast+0x449/0x710 [ 5462.995048][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.995048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.995048][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.995048][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.995048][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.995048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.995048][ T10] [ 5462.997003][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5462.997003][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.997003][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.997003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.997003][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5462.997003][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5462.997003][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5462.997003][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5462.997003][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5462.997003][ T10] addrconf_dad_begin+0x310/0x670 [ 5462.997003][ T10] addrconf_dad_work+0x10b/0xab0 [ 5462.997003][ T10] process_one_work+0x84d/0x18a0 [ 5462.997003][ T10] worker_thread+0x587/0xd30 [ 5462.997003][ T10] kthread+0x28a/0x350 [ 5462.997003][ T10] ret_from_fork+0x31/0x70 [ 5462.997003][ T10] ret_from_fork_asm+0x1a/0x30 [ 5462.997003][ T10] [ 5462.999373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5462.999373][ T10] netdev_get_by_index+0x5e/0x80 [ 5462.999373][ T10] fib6_nh_init+0x3d8/0x1580 [ 5462.999373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5462.999373][ T10] ip6_route_add+0x1c/0x140 [ 5462.999373][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5462.999373][ T10] inet6_addr_add+0x4f8/0xa40 [ 5462.999373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5462.999373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5462.999373][ T10] netlink_rcv_skb+0x130/0x360 [ 5462.999373][ T10] netlink_unicast+0x449/0x710 [ 5462.999373][ T10] netlink_sendmsg+0x723/0xbe0 [ 5462.999373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5462.999373][ T10] ___sys_sendmsg+0xee/0x170 [ 5462.999373][ T10] __sys_sendmsg+0xcd/0x170 [ 5462.999373][ T10] do_syscall_64+0xc6/0x1e0 [ 5462.999373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5462.999373][ T10] [ 5463.001479][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5463.001479][ T10] netdev_get_by_index+0x5e/0x80 [ 5463.001479][ T10] fib6_nh_init+0x3d8/0x1580 [ 5463.001479][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5463.001479][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5463.001479][ T10] ipv6_add_addr+0x411/0x2000 [ 5463.001479][ T10] inet6_addr_add+0x30e/0xa40 [ 5463.001479][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5463.001479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.001479][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.001479][ T10] netlink_unicast+0x449/0x710 [ 5463.001479][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.001479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.001479][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.001479][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.001479][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.001479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.001479][ T10] [ 5463.003582][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5463.003582][ T10] netdev_get_by_index+0x5e/0x80 [ 5463.003582][ T10] fib6_nh_init+0x3d8/0x1580 [ 5463.003582][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5463.003582][ T10] ip6_route_add+0x1c/0x140 [ 5463.003582][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5463.003582][ T10] addrconf_add_dev+0xe2/0x170 [ 5463.003582][ T10] inet6_addr_add+0x12f/0xa40 [ 5463.003582][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5463.003582][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.003582][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.003582][ T10] netlink_unicast+0x449/0x710 [ 5463.003582][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.003582][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.003582][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.003582][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.003582][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.003582][ T10] [ 5463.005833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5463.005833][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5463.005833][ T10] ipv6_find_idev+0x102/0x170 [ 5463.005833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5463.005833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.005833][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.005833][ T10] netlink_unicast+0x449/0x710 [ 5463.005833][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.005833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.005833][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.005833][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.005833][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.005833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.005833][ T10] [ 5463.007612][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5463.007612][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5463.007612][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5463.007612][ T10] ipv6_find_idev+0x102/0x170 [ 5463.007612][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5463.007612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.007612][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.007612][ T10] netlink_unicast+0x449/0x710 [ 5463.007612][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.007612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.007612][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.007612][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.007612][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.007612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.007612][ T10] [ 5463.009662][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5463.009944][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5463.009944][ T10] netdev_get_by_index+0x5e/0x80 [ 5463.009944][ T10] fib6_nh_init+0x3d8/0x1580 [ 5463.009944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5463.009944][ T10] ip6_route_add+0x1c/0x140 [ 5463.009944][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5463.009944][ T10] inet6_addr_add+0x4f8/0xa40 [ 5463.009944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5463.009944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.009944][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.009944][ T10] netlink_unicast+0x449/0x710 [ 5463.009944][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.009944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.009944][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.009944][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.009944][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.009944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.009944][ T10] [ 5463.012299][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5463.012299][ T10] netdev_get_by_index+0x5e/0x80 [ 5463.012299][ T10] fib6_nh_init+0x3d8/0x1580 [ 5463.012299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5463.012299][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5463.012299][ T10] ipv6_add_addr+0x411/0x2000 [ 5463.012299][ T10] inet6_addr_add+0x30e/0xa40 [ 5463.012299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5463.012299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.012299][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.012299][ T10] netlink_unicast+0x449/0x710 [ 5463.012299][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.012299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.012299][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.012299][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.012299][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.012299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.012299][ T10] [ 5463.014639][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5463.014639][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5463.014639][ T10] ipv6_find_idev+0x102/0x170 [ 5463.014639][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5463.014639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.014639][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.014639][ T10] netlink_unicast+0x449/0x710 [ 5463.014639][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.014639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.014639][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.014639][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.014639][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.014639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.014639][ T10] [ 5463.016495][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5463.016495][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5463.016495][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5463.016495][ T10] ipv6_find_idev+0x102/0x170 [ 5463.016495][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5463.016495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5463.016495][ T10] netlink_rcv_skb+0x130/0x360 [ 5463.016495][ T10] netlink_unicast+0x449/0x710 [ 5463.016495][ T10] netlink_sendmsg+0x723/0xbe0 [ 5463.016495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5463.016495][ T10] ___sys_sendmsg+0xee/0x170 [ 5463.016495][ T10] __sys_sendmsg+0xcd/0x170 [ 5463.016495][ T10] do_syscall_64+0xc6/0x1e0 [ 5463.016495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5463.016495][ T10] [ 5473.142981][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5473.143474][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.143474][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5473.143474][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5473.143474][ T10] fib6_nh_init+0xa22/0x1580 [ 5473.143474][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.143474][ T10] ip6_route_add+0x1c/0x140 [ 5473.143474][ T10] inet6_rtm_newroute+0x104/0x110 [ 5473.143474][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.143474][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.143474][ T10] netlink_unicast+0x449/0x710 [ 5473.143474][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.143474][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.143474][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.143474][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.143474][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.143474][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.143474][ T10] [ 5473.145433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.145433][ T10] dst_init+0x84/0x4a0 [ 5473.145433][ T10] dst_alloc+0x97/0x150 [ 5473.145433][ T10] ip6_dst_alloc+0x23/0x90 [ 5473.145433][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5473.145433][ T10] ip6_pol_route+0x56f/0x840 [ 5473.145433][ T10] fib6_rule_lookup+0x456/0x630 [ 5473.145433][ T10] ip6_route_input+0x59c/0xa50 [ 5473.145433][ T10] ipv6_rcv+0x397/0x810 [ 5473.145433][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5473.145433][ T10] process_backlog+0x101/0x620 [ 5473.145433][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5473.145433][ T10] net_rx_action+0x495/0xbe0 [ 5473.145433][ T10] __do_softirq+0x1b5/0x7f6 [ 5473.145433][ T10] [ 5473.147133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.147133][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.147133][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.147133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.147133][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5473.147133][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5473.147133][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5473.147133][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5473.147133][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5473.147133][ T10] addrconf_dad_begin+0x310/0x670 [ 5473.147133][ T10] addrconf_dad_work+0x10b/0xab0 [ 5473.147133][ T10] process_one_work+0x84d/0x18a0 [ 5473.147133][ T10] worker_thread+0x587/0xd30 [ 5473.147133][ T10] kthread+0x28a/0x350 [ 5473.147133][ T10] ret_from_fork+0x31/0x70 [ 5473.147133][ T10] ret_from_fork_asm+0x1a/0x30 [ 5473.147133][ T10] [ 5473.149138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.149138][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.149138][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.149138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.149138][ T10] ip6_route_add+0x1c/0x140 [ 5473.149138][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5473.149138][ T10] inet6_addr_add+0x4f8/0xa40 [ 5473.149138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.149138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.149138][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.149138][ T10] netlink_unicast+0x449/0x710 [ 5473.149138][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.149138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.149138][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.149138][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.149138][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.149138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.149138][ T10] [ 5473.151237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.151237][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.151237][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.151237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.151237][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5473.151237][ T10] ipv6_add_addr+0x411/0x2000 [ 5473.151237][ T10] inet6_addr_add+0x30e/0xa40 [ 5473.151237][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.151237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.151237][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.151237][ T10] netlink_unicast+0x449/0x710 [ 5473.151237][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.151237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.151237][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.151237][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.151237][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.151237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.151237][ T10] [ 5473.153290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.153290][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.153290][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.153290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.153290][ T10] ip6_route_add+0x1c/0x140 [ 5473.153290][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5473.153290][ T10] addrconf_add_dev+0xe2/0x170 [ 5473.153290][ T10] inet6_addr_add+0x12f/0xa40 [ 5473.153290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.153290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.153290][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.153290][ T10] netlink_unicast+0x449/0x710 [ 5473.153290][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.153290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.153290][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.153290][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.153290][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.153290][ T10] [ 5473.155316][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.155316][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5473.155316][ T10] ipv6_find_idev+0x102/0x170 [ 5473.155316][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.155316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.155316][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.155316][ T10] netlink_unicast+0x449/0x710 [ 5473.155316][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.155316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.155316][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.155316][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.155316][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.155316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.155316][ T10] [ 5473.156911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5473.156911][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5473.156911][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5473.156911][ T10] ipv6_find_idev+0x102/0x170 [ 5473.156911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.156911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.156911][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.156911][ T10] netlink_unicast+0x449/0x710 [ 5473.156911][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.156911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.156911][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.156911][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.156911][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.156911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.156911][ T10] [ 5473.158662][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5473.158966][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5473.158966][ T10] dst_init+0x84/0x4a0 [ 5473.158966][ T10] dst_alloc+0x97/0x150 [ 5473.158966][ T10] ip6_dst_alloc+0x23/0x90 [ 5473.158966][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5473.158966][ T10] ip6_pol_route+0x56f/0x840 [ 5473.158966][ T10] fib6_rule_lookup+0x456/0x630 [ 5473.158966][ T10] ip6_route_input+0x59c/0xa50 [ 5473.158966][ T10] ipv6_rcv+0x397/0x810 [ 5473.158966][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5473.158966][ T10] process_backlog+0x101/0x620 [ 5473.158966][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5473.158966][ T10] net_rx_action+0x495/0xbe0 [ 5473.158966][ T10] __do_softirq+0x1b5/0x7f6 [ 5473.158966][ T10] [ 5473.160665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.160665][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5473.160665][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5473.160665][ T10] fib6_nh_init+0xa22/0x1580 [ 5473.160665][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.160665][ T10] ip6_route_add+0x1c/0x140 [ 5473.160665][ T10] inet6_rtm_newroute+0x104/0x110 [ 5473.160665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.160665][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.160665][ T10] netlink_unicast+0x449/0x710 [ 5473.160665][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.160665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.160665][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.160665][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.160665][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.160665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.160665][ T10] [ 5473.162608][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.162608][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.162608][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.162608][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.162608][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5473.162608][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5473.162608][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5473.162608][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5473.162608][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5473.162608][ T10] addrconf_dad_begin+0x310/0x670 [ 5473.162608][ T10] addrconf_dad_work+0x10b/0xab0 [ 5473.162608][ T10] process_one_work+0x84d/0x18a0 [ 5473.162608][ T10] worker_thread+0x587/0xd30 [ 5473.162608][ T10] kthread+0x28a/0x350 [ 5473.162608][ T10] ret_from_fork+0x31/0x70 [ 5473.162608][ T10] ret_from_fork_asm+0x1a/0x30 [ 5473.162608][ T10] [ 5473.164591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.164591][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.164591][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.164591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.164591][ T10] ip6_route_add+0x1c/0x140 [ 5473.164591][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5473.164591][ T10] inet6_addr_add+0x4f8/0xa40 [ 5473.164591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.164591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.164591][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.164591][ T10] netlink_unicast+0x449/0x710 [ 5473.164591][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.164591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.164591][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.164591][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.164591][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.164591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.164591][ T10] [ 5473.166644][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.166644][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.166644][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.166644][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.166644][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5473.166644][ T10] ipv6_add_addr+0x411/0x2000 [ 5473.166644][ T10] inet6_addr_add+0x30e/0xa40 [ 5473.166644][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.166644][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.166644][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.166644][ T10] netlink_unicast+0x449/0x710 [ 5473.166644][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.166644][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.166644][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.166644][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.166644][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.166644][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.166644][ T10] [ 5473.168693][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.168693][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.168693][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.168693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.168693][ T10] ip6_route_add+0x1c/0x140 [ 5473.168693][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5473.168693][ T10] addrconf_add_dev+0xe2/0x170 [ 5473.168693][ T10] inet6_addr_add+0x12f/0xa40 [ 5473.168693][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.168693][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.168693][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.168693][ T10] netlink_unicast+0x449/0x710 [ 5473.168693][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.168693][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.168693][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.168693][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.168693][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.168693][ T10] [ 5473.170903][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.170903][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5473.170903][ T10] ipv6_find_idev+0x102/0x170 [ 5473.170903][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.170903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.170903][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.170903][ T10] netlink_unicast+0x449/0x710 [ 5473.170903][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.170903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.170903][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.170903][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.170903][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.170903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.170903][ T10] [ 5473.172669][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5473.172669][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5473.172669][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5473.172669][ T10] ipv6_find_idev+0x102/0x170 [ 5473.172669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.172669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.172669][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.172669][ T10] netlink_unicast+0x449/0x710 [ 5473.172669][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.172669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.172669][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.172669][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.172669][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.172669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.172669][ T10] [ 5473.174644][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5473.174905][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5473.174905][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.174905][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.174905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.174905][ T10] ip6_route_add+0x1c/0x140 [ 5473.174905][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5473.174905][ T10] inet6_addr_add+0x4f8/0xa40 [ 5473.174905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.174905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.174905][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.174905][ T10] netlink_unicast+0x449/0x710 [ 5473.174905][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.174905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.174905][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.174905][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.174905][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.174905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.174905][ T10] [ 5473.177211][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5473.177211][ T10] netdev_get_by_index+0x5e/0x80 [ 5473.177211][ T10] fib6_nh_init+0x3d8/0x1580 [ 5473.177211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5473.177211][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5473.177211][ T10] ipv6_add_addr+0x411/0x2000 [ 5473.177211][ T10] inet6_addr_add+0x30e/0xa40 [ 5473.177211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5473.177211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.177211][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.177211][ T10] netlink_unicast+0x449/0x710 [ 5473.177211][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.177211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.177211][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.177211][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.177211][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.177211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.177211][ T10] [ 5473.179492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5473.179492][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5473.179492][ T10] ipv6_find_idev+0x102/0x170 [ 5473.179492][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.179492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.179492][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.179492][ T10] netlink_unicast+0x449/0x710 [ 5473.179492][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.179492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.179492][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.179492][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.179492][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.179492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.179492][ T10] [ 5473.181320][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5473.181320][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5473.181320][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5473.181320][ T10] ipv6_find_idev+0x102/0x170 [ 5473.181320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5473.181320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5473.181320][ T10] netlink_rcv_skb+0x130/0x360 [ 5473.181320][ T10] netlink_unicast+0x449/0x710 [ 5473.181320][ T10] netlink_sendmsg+0x723/0xbe0 [ 5473.181320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5473.181320][ T10] ___sys_sendmsg+0xee/0x170 [ 5473.181320][ T10] __sys_sendmsg+0xcd/0x170 [ 5473.181320][ T10] do_syscall_64+0xc6/0x1e0 [ 5473.181320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5473.181320][ T10] [ 5483.374923][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5483.375403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.375403][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5483.375403][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5483.375403][ T10] fib6_nh_init+0xa22/0x1580 [ 5483.375403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.375403][ T10] ip6_route_add+0x1c/0x140 [ 5483.375403][ T10] inet6_rtm_newroute+0x104/0x110 [ 5483.375403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.375403][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.375403][ T10] netlink_unicast+0x449/0x710 [ 5483.375403][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.375403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.375403][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.375403][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.375403][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.375403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.375403][ T10] [ 5483.377453][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.377453][ T10] dst_init+0x84/0x4a0 [ 5483.377453][ T10] dst_alloc+0x97/0x150 [ 5483.377453][ T10] ip6_dst_alloc+0x23/0x90 [ 5483.377453][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5483.377453][ T10] ip6_pol_route+0x56f/0x840 [ 5483.377453][ T10] fib6_rule_lookup+0x456/0x630 [ 5483.377453][ T10] ip6_route_input+0x59c/0xa50 [ 5483.377453][ T10] ipv6_rcv+0x397/0x810 [ 5483.377453][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5483.377453][ T10] process_backlog+0x101/0x620 [ 5483.377453][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5483.377453][ T10] net_rx_action+0x495/0xbe0 [ 5483.377453][ T10] __do_softirq+0x1b5/0x7f6 [ 5483.377453][ T10] [ 5483.379236][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.379236][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.379236][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.379236][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.379236][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5483.379236][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5483.379236][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5483.379236][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5483.379236][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5483.379236][ T10] addrconf_dad_begin+0x310/0x670 [ 5483.379236][ T10] addrconf_dad_work+0x10b/0xab0 [ 5483.379236][ T10] process_one_work+0x84d/0x18a0 [ 5483.379236][ T10] worker_thread+0x587/0xd30 [ 5483.379236][ T10] kthread+0x28a/0x350 [ 5483.379236][ T10] ret_from_fork+0x31/0x70 [ 5483.379236][ T10] ret_from_fork_asm+0x1a/0x30 [ 5483.379236][ T10] [ 5483.381323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.381323][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.381323][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.381323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.381323][ T10] ip6_route_add+0x1c/0x140 [ 5483.381323][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5483.381323][ T10] inet6_addr_add+0x4f8/0xa40 [ 5483.381323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.381323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.381323][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.381323][ T10] netlink_unicast+0x449/0x710 [ 5483.381323][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.381323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.381323][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.381323][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.381323][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.381323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.381323][ T10] [ 5483.383476][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.383476][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.383476][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.383476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.383476][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5483.383476][ T10] ipv6_add_addr+0x411/0x2000 [ 5483.383476][ T10] inet6_addr_add+0x30e/0xa40 [ 5483.383476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.383476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.383476][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.383476][ T10] netlink_unicast+0x449/0x710 [ 5483.383476][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.383476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.383476][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.383476][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.383476][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.383476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.383476][ T10] [ 5483.385621][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.385621][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.385621][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.385621][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.385621][ T10] ip6_route_add+0x1c/0x140 [ 5483.385621][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5483.385621][ T10] addrconf_add_dev+0xe2/0x170 [ 5483.385621][ T10] inet6_addr_add+0x12f/0xa40 [ 5483.385621][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.385621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.385621][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.385621][ T10] netlink_unicast+0x449/0x710 [ 5483.385621][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.385621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.385621][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.385621][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.385621][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.385621][ T10] [ 5483.387745][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.387745][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5483.387745][ T10] ipv6_find_idev+0x102/0x170 [ 5483.387745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.387745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.387745][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.387745][ T10] netlink_unicast+0x449/0x710 [ 5483.387745][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.387745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.387745][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.387745][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.387745][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.387745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.387745][ T10] [ 5483.389402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5483.389402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5483.389402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5483.389402][ T10] ipv6_find_idev+0x102/0x170 [ 5483.389402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.389402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.389402][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.389402][ T10] netlink_unicast+0x449/0x710 [ 5483.389402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.389402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.389402][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.389402][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.389402][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.389402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.389402][ T10] [ 5483.391227][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5483.391518][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5483.391518][ T10] dst_init+0x84/0x4a0 [ 5483.391518][ T10] dst_alloc+0x97/0x150 [ 5483.391518][ T10] ip6_dst_alloc+0x23/0x90 [ 5483.391518][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5483.391518][ T10] ip6_pol_route+0x56f/0x840 [ 5483.391518][ T10] fib6_rule_lookup+0x456/0x630 [ 5483.391518][ T10] ip6_route_input+0x59c/0xa50 [ 5483.391518][ T10] ipv6_rcv+0x397/0x810 [ 5483.391518][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5483.391518][ T10] process_backlog+0x101/0x620 [ 5483.391518][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5483.391518][ T10] net_rx_action+0x495/0xbe0 [ 5483.391518][ T10] __do_softirq+0x1b5/0x7f6 [ 5483.391518][ T10] [ 5483.393280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.393280][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5483.393280][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5483.393280][ T10] fib6_nh_init+0xa22/0x1580 [ 5483.393280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.393280][ T10] ip6_route_add+0x1c/0x140 [ 5483.393280][ T10] inet6_rtm_newroute+0x104/0x110 [ 5483.393280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.393280][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.393280][ T10] netlink_unicast+0x449/0x710 [ 5483.393280][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.393280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.393280][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.393280][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.393280][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.393280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.393280][ T10] [ 5483.395312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.395312][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.395312][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.395312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.395312][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5483.395312][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5483.395312][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5483.395312][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5483.395312][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5483.395312][ T10] addrconf_dad_begin+0x310/0x670 [ 5483.395312][ T10] addrconf_dad_work+0x10b/0xab0 [ 5483.395312][ T10] process_one_work+0x84d/0x18a0 [ 5483.395312][ T10] worker_thread+0x587/0xd30 [ 5483.395312][ T10] kthread+0x28a/0x350 [ 5483.395312][ T10] ret_from_fork+0x31/0x70 [ 5483.395312][ T10] ret_from_fork_asm+0x1a/0x30 [ 5483.395312][ T10] [ 5483.397357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.397357][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.397357][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.397357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.397357][ T10] ip6_route_add+0x1c/0x140 [ 5483.397357][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5483.397357][ T10] inet6_addr_add+0x4f8/0xa40 [ 5483.397357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.397357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.397357][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.397357][ T10] netlink_unicast+0x449/0x710 [ 5483.397357][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.397357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.397357][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.397357][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.397357][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.397357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.397357][ T10] [ 5483.399501][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.399501][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.399501][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.399501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.399501][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5483.399501][ T10] ipv6_add_addr+0x411/0x2000 [ 5483.399501][ T10] inet6_addr_add+0x30e/0xa40 [ 5483.399501][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.399501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.399501][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.399501][ T10] netlink_unicast+0x449/0x710 [ 5483.399501][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.399501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.399501][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.399501][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.399501][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.399501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.399501][ T10] [ 5483.401655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.401655][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.401655][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.401655][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.401655][ T10] ip6_route_add+0x1c/0x140 [ 5483.401655][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5483.401655][ T10] addrconf_add_dev+0xe2/0x170 [ 5483.401655][ T10] inet6_addr_add+0x12f/0xa40 [ 5483.401655][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.401655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.401655][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.401655][ T10] netlink_unicast+0x449/0x710 [ 5483.401655][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.401655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.401655][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.401655][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.401655][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.401655][ T10] [ 5483.403949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.403949][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5483.403949][ T10] ipv6_find_idev+0x102/0x170 [ 5483.403949][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.403949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.403949][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.403949][ T10] netlink_unicast+0x449/0x710 [ 5483.403949][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.403949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.403949][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.403949][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.403949][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.403949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.403949][ T10] [ 5483.405727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5483.405727][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5483.405727][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5483.405727][ T10] ipv6_find_idev+0x102/0x170 [ 5483.405727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.405727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.405727][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.405727][ T10] netlink_unicast+0x449/0x710 [ 5483.405727][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.405727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.405727][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.405727][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.405727][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.405727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.405727][ T10] [ 5483.407837][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5483.408090][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5483.408090][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.408090][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.408090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.408090][ T10] ip6_route_add+0x1c/0x140 [ 5483.408090][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5483.408090][ T10] inet6_addr_add+0x4f8/0xa40 [ 5483.408090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.408090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.408090][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.408090][ T10] netlink_unicast+0x449/0x710 [ 5483.408090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.408090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.408090][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.408090][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.408090][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.408090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.408090][ T10] [ 5483.410476][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5483.410476][ T10] netdev_get_by_index+0x5e/0x80 [ 5483.410476][ T10] fib6_nh_init+0x3d8/0x1580 [ 5483.410476][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5483.410476][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5483.410476][ T10] ipv6_add_addr+0x411/0x2000 [ 5483.410476][ T10] inet6_addr_add+0x30e/0xa40 [ 5483.410476][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5483.410476][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.410476][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.410476][ T10] netlink_unicast+0x449/0x710 [ 5483.410476][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.410476][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.410476][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.410476][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.410476][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.410476][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.410476][ T10] [ 5483.412849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5483.412849][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5483.412849][ T10] ipv6_find_idev+0x102/0x170 [ 5483.412849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.412849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.412849][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.412849][ T10] netlink_unicast+0x449/0x710 [ 5483.412849][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.412849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.412849][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.412849][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.412849][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.412849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.412849][ T10] [ 5483.414681][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5483.414681][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5483.414681][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5483.414681][ T10] ipv6_find_idev+0x102/0x170 [ 5483.414681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5483.414681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5483.414681][ T10] netlink_rcv_skb+0x130/0x360 [ 5483.414681][ T10] netlink_unicast+0x449/0x710 [ 5483.414681][ T10] netlink_sendmsg+0x723/0xbe0 [ 5483.414681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5483.414681][ T10] ___sys_sendmsg+0xee/0x170 [ 5483.414681][ T10] __sys_sendmsg+0xcd/0x170 [ 5483.414681][ T10] do_syscall_64+0xc6/0x1e0 [ 5483.414681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5483.414681][ T10] [ 5493.654941][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5493.655424][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.655424][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5493.655424][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5493.655424][ T10] fib6_nh_init+0xa22/0x1580 [ 5493.655424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.655424][ T10] ip6_route_add+0x1c/0x140 [ 5493.655424][ T10] inet6_rtm_newroute+0x104/0x110 [ 5493.655424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.655424][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.655424][ T10] netlink_unicast+0x449/0x710 [ 5493.655424][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.655424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.655424][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.655424][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.655424][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.655424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.655424][ T10] [ 5493.657471][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.657471][ T10] dst_init+0x84/0x4a0 [ 5493.657471][ T10] dst_alloc+0x97/0x150 [ 5493.657471][ T10] ip6_dst_alloc+0x23/0x90 [ 5493.657471][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5493.657471][ T10] ip6_pol_route+0x56f/0x840 [ 5493.657471][ T10] fib6_rule_lookup+0x456/0x630 [ 5493.657471][ T10] ip6_route_input+0x59c/0xa50 [ 5493.657471][ T10] ipv6_rcv+0x397/0x810 [ 5493.657471][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5493.657471][ T10] process_backlog+0x101/0x620 [ 5493.657471][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5493.657471][ T10] net_rx_action+0x495/0xbe0 [ 5493.657471][ T10] __do_softirq+0x1b5/0x7f6 [ 5493.657471][ T10] [ 5493.659237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.659237][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.659237][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.659237][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.659237][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5493.659237][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5493.659237][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5493.659237][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5493.659237][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5493.659237][ T10] addrconf_dad_begin+0x310/0x670 [ 5493.659237][ T10] addrconf_dad_work+0x10b/0xab0 [ 5493.659237][ T10] process_one_work+0x84d/0x18a0 [ 5493.659237][ T10] worker_thread+0x587/0xd30 [ 5493.659237][ T10] kthread+0x28a/0x350 [ 5493.659237][ T10] ret_from_fork+0x31/0x70 [ 5493.659237][ T10] ret_from_fork_asm+0x1a/0x30 [ 5493.659237][ T10] [ 5493.661325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.661325][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.661325][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.661325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.661325][ T10] ip6_route_add+0x1c/0x140 [ 5493.661325][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5493.661325][ T10] inet6_addr_add+0x4f8/0xa40 [ 5493.661325][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.661325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.661325][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.661325][ T10] netlink_unicast+0x449/0x710 [ 5493.661325][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.661325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.661325][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.661325][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.661325][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.661325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.661325][ T10] [ 5493.663505][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.663505][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.663505][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.663505][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.663505][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5493.663505][ T10] ipv6_add_addr+0x411/0x2000 [ 5493.663505][ T10] inet6_addr_add+0x30e/0xa40 [ 5493.663505][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.663505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.663505][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.663505][ T10] netlink_unicast+0x449/0x710 [ 5493.663505][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.663505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.663505][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.663505][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.663505][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.663505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.663505][ T10] [ 5493.665499][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.665499][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.665499][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.665499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.665499][ T10] ip6_route_add+0x1c/0x140 [ 5493.665499][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5493.665499][ T10] addrconf_add_dev+0xe2/0x170 [ 5493.665499][ T10] inet6_addr_add+0x12f/0xa40 [ 5493.665499][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.665499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.665499][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.665499][ T10] netlink_unicast+0x449/0x710 [ 5493.665499][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.665499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.665499][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.665499][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.665499][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.665499][ T10] [ 5493.667460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.667460][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5493.667460][ T10] ipv6_find_idev+0x102/0x170 [ 5493.667460][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.667460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.667460][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.667460][ T10] netlink_unicast+0x449/0x710 [ 5493.667460][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.667460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.667460][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.667460][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.667460][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.667460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.667460][ T10] [ 5493.668984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5493.668984][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5493.668984][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5493.668984][ T10] ipv6_find_idev+0x102/0x170 [ 5493.668984][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.668984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.668984][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.668984][ T10] netlink_unicast+0x449/0x710 [ 5493.668984][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.668984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.668984][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.668984][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.668984][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.668984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.668984][ T10] [ 5493.670686][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5493.670973][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5493.670973][ T10] dst_init+0x84/0x4a0 [ 5493.670973][ T10] dst_alloc+0x97/0x150 [ 5493.670973][ T10] ip6_dst_alloc+0x23/0x90 [ 5493.670973][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5493.670973][ T10] ip6_pol_route+0x56f/0x840 [ 5493.670973][ T10] fib6_rule_lookup+0x456/0x630 [ 5493.670973][ T10] ip6_route_input+0x59c/0xa50 [ 5493.670973][ T10] ipv6_rcv+0x397/0x810 [ 5493.670973][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5493.670973][ T10] process_backlog+0x101/0x620 [ 5493.670973][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5493.670973][ T10] net_rx_action+0x495/0xbe0 [ 5493.670973][ T10] __do_softirq+0x1b5/0x7f6 [ 5493.670973][ T10] [ 5493.672613][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.672613][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5493.672613][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5493.672613][ T10] fib6_nh_init+0xa22/0x1580 [ 5493.672613][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.672613][ T10] ip6_route_add+0x1c/0x140 [ 5493.672613][ T10] inet6_rtm_newroute+0x104/0x110 [ 5493.672613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.672613][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.672613][ T10] netlink_unicast+0x449/0x710 [ 5493.672613][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.672613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.672613][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.672613][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.672613][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.672613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.672613][ T10] [ 5493.674491][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.674491][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.674491][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.674491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.674491][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5493.674491][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5493.674491][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5493.674491][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5493.674491][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5493.674491][ T10] addrconf_dad_begin+0x310/0x670 [ 5493.674491][ T10] addrconf_dad_work+0x10b/0xab0 [ 5493.674491][ T10] process_one_work+0x84d/0x18a0 [ 5493.674491][ T10] worker_thread+0x587/0xd30 [ 5493.674491][ T10] kthread+0x28a/0x350 [ 5493.674491][ T10] ret_from_fork+0x31/0x70 [ 5493.674491][ T10] ret_from_fork_asm+0x1a/0x30 [ 5493.674491][ T10] [ 5493.676389][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.676389][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.676389][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.676389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.676389][ T10] ip6_route_add+0x1c/0x140 [ 5493.676389][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5493.676389][ T10] inet6_addr_add+0x4f8/0xa40 [ 5493.676389][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.676389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.676389][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.676389][ T10] netlink_unicast+0x449/0x710 [ 5493.676389][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.676389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.676389][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.676389][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.676389][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.676389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.676389][ T10] [ 5493.678382][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.678382][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.678382][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.678382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.678382][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5493.678382][ T10] ipv6_add_addr+0x411/0x2000 [ 5493.678382][ T10] inet6_addr_add+0x30e/0xa40 [ 5493.678382][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.678382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.678382][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.678382][ T10] netlink_unicast+0x449/0x710 [ 5493.678382][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.678382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.678382][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.678382][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.678382][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.678382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.678382][ T10] [ 5493.680390][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.680390][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.680390][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.680390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.680390][ T10] ip6_route_add+0x1c/0x140 [ 5493.680390][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5493.680390][ T10] addrconf_add_dev+0xe2/0x170 [ 5493.680390][ T10] inet6_addr_add+0x12f/0xa40 [ 5493.680390][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.680390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.680390][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.680390][ T10] netlink_unicast+0x449/0x710 [ 5493.680390][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.680390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.680390][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.680390][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.680390][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.680390][ T10] [ 5493.682479][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.682479][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5493.682479][ T10] ipv6_find_idev+0x102/0x170 [ 5493.682479][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.682479][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.682479][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.682479][ T10] netlink_unicast+0x449/0x710 [ 5493.682479][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.682479][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.682479][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.682479][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.682479][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.682479][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.682479][ T10] [ 5493.684108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5493.684108][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5493.684108][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5493.684108][ T10] ipv6_find_idev+0x102/0x170 [ 5493.684108][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.684108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.684108][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.684108][ T10] netlink_unicast+0x449/0x710 [ 5493.684108][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.684108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.684108][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.684108][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.684108][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.684108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.684108][ T10] [ 5493.685933][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5493.686175][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5493.686175][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.686175][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.686175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.686175][ T10] ip6_route_add+0x1c/0x140 [ 5493.686175][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5493.686175][ T10] inet6_addr_add+0x4f8/0xa40 [ 5493.686175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.686175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.686175][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.686175][ T10] netlink_unicast+0x449/0x710 [ 5493.686175][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.686175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.686175][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.686175][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.686175][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.686175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.686175][ T10] [ 5493.688316][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5493.688316][ T10] netdev_get_by_index+0x5e/0x80 [ 5493.688316][ T10] fib6_nh_init+0x3d8/0x1580 [ 5493.688316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5493.688316][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5493.688316][ T10] ipv6_add_addr+0x411/0x2000 [ 5493.688316][ T10] inet6_addr_add+0x30e/0xa40 [ 5493.688316][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5493.688316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.688316][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.688316][ T10] netlink_unicast+0x449/0x710 [ 5493.688316][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.688316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.688316][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.688316][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.688316][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.688316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.688316][ T10] [ 5493.690460][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5493.690460][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5493.690460][ T10] ipv6_find_idev+0x102/0x170 [ 5493.690460][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.690460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.690460][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.690460][ T10] netlink_unicast+0x449/0x710 [ 5493.690460][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.690460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.690460][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.690460][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.690460][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.690460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.690460][ T10] [ 5493.692144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5493.692144][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5493.692144][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5493.692144][ T10] ipv6_find_idev+0x102/0x170 [ 5493.692144][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5493.692144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5493.692144][ T10] netlink_rcv_skb+0x130/0x360 [ 5493.692144][ T10] netlink_unicast+0x449/0x710 [ 5493.692144][ T10] netlink_sendmsg+0x723/0xbe0 [ 5493.692144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5493.692144][ T10] ___sys_sendmsg+0xee/0x170 [ 5493.692144][ T10] __sys_sendmsg+0xcd/0x170 [ 5493.692144][ T10] do_syscall_64+0xc6/0x1e0 [ 5493.692144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5493.692144][ T10] [ 5503.934895][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5503.935422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.935422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5503.935422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5503.935422][ T10] fib6_nh_init+0xa22/0x1580 [ 5503.935422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.935422][ T10] ip6_route_add+0x1c/0x140 [ 5503.935422][ T10] inet6_rtm_newroute+0x104/0x110 [ 5503.935422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.935422][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.935422][ T10] netlink_unicast+0x449/0x710 [ 5503.935422][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.935422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.935422][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.935422][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.935422][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.935422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.935422][ T10] [ 5503.937473][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.937473][ T10] dst_init+0x84/0x4a0 [ 5503.937473][ T10] dst_alloc+0x97/0x150 [ 5503.937473][ T10] ip6_dst_alloc+0x23/0x90 [ 5503.937473][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5503.937473][ T10] ip6_pol_route+0x56f/0x840 [ 5503.937473][ T10] fib6_rule_lookup+0x456/0x630 [ 5503.937473][ T10] ip6_route_input+0x59c/0xa50 [ 5503.937473][ T10] ipv6_rcv+0x397/0x810 [ 5503.937473][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5503.937473][ T10] process_backlog+0x101/0x620 [ 5503.937473][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5503.937473][ T10] net_rx_action+0x495/0xbe0 [ 5503.937473][ T10] __do_softirq+0x1b5/0x7f6 [ 5503.937473][ T10] [ 5503.939247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.939247][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.939247][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.939247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.939247][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5503.939247][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5503.939247][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5503.939247][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5503.939247][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5503.939247][ T10] addrconf_dad_begin+0x310/0x670 [ 5503.939247][ T10] addrconf_dad_work+0x10b/0xab0 [ 5503.939247][ T10] process_one_work+0x84d/0x18a0 [ 5503.939247][ T10] worker_thread+0x587/0xd30 [ 5503.939247][ T10] kthread+0x28a/0x350 [ 5503.939247][ T10] ret_from_fork+0x31/0x70 [ 5503.939247][ T10] ret_from_fork_asm+0x1a/0x30 [ 5503.939247][ T10] [ 5503.941312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.941312][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.941312][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.941312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.941312][ T10] ip6_route_add+0x1c/0x140 [ 5503.941312][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5503.941312][ T10] inet6_addr_add+0x4f8/0xa40 [ 5503.941312][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.941312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.941312][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.941312][ T10] netlink_unicast+0x449/0x710 [ 5503.941312][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.941312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.941312][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.941312][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.941312][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.941312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.941312][ T10] [ 5503.943468][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.943468][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.943468][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.943468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.943468][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5503.943468][ T10] ipv6_add_addr+0x411/0x2000 [ 5503.943468][ T10] inet6_addr_add+0x30e/0xa40 [ 5503.943468][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.943468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.943468][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.943468][ T10] netlink_unicast+0x449/0x710 [ 5503.943468][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.943468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.943468][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.943468][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.943468][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.943468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.943468][ T10] [ 5503.945620][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.945620][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.945620][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.945620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.945620][ T10] ip6_route_add+0x1c/0x140 [ 5503.945620][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5503.945620][ T10] addrconf_add_dev+0xe2/0x170 [ 5503.945620][ T10] inet6_addr_add+0x12f/0xa40 [ 5503.945620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.945620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.945620][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.945620][ T10] netlink_unicast+0x449/0x710 [ 5503.945620][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.945620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.945620][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.945620][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.945620][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.945620][ T10] [ 5503.947630][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.947630][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5503.947630][ T10] ipv6_find_idev+0x102/0x170 [ 5503.947630][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.947630][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.947630][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.947630][ T10] netlink_unicast+0x449/0x710 [ 5503.947630][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.947630][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.947630][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.947630][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.947630][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.947630][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.947630][ T10] [ 5503.949186][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5503.949186][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5503.949186][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5503.949186][ T10] ipv6_find_idev+0x102/0x170 [ 5503.949186][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.949186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.949186][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.949186][ T10] netlink_unicast+0x449/0x710 [ 5503.949186][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.949186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.949186][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.949186][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.949186][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.949186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.949186][ T10] [ 5503.950932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5503.951240][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5503.951240][ T10] dst_init+0x84/0x4a0 [ 5503.951240][ T10] dst_alloc+0x97/0x150 [ 5503.951240][ T10] ip6_dst_alloc+0x23/0x90 [ 5503.951240][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5503.951240][ T10] ip6_pol_route+0x56f/0x840 [ 5503.951240][ T10] fib6_rule_lookup+0x456/0x630 [ 5503.951240][ T10] ip6_route_input+0x59c/0xa50 [ 5503.951240][ T10] ipv6_rcv+0x397/0x810 [ 5503.951240][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5503.951240][ T10] process_backlog+0x101/0x620 [ 5503.951240][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5503.951240][ T10] net_rx_action+0x495/0xbe0 [ 5503.951240][ T10] __do_softirq+0x1b5/0x7f6 [ 5503.951240][ T10] [ 5503.952997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.952997][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5503.952997][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5503.952997][ T10] fib6_nh_init+0xa22/0x1580 [ 5503.952997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.952997][ T10] ip6_route_add+0x1c/0x140 [ 5503.952997][ T10] inet6_rtm_newroute+0x104/0x110 [ 5503.952997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.952997][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.952997][ T10] netlink_unicast+0x449/0x710 [ 5503.952997][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.952997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.952997][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.952997][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.952997][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.952997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.952997][ T10] [ 5503.955087][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.955087][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.955087][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.955087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.955087][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5503.955087][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5503.955087][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5503.955087][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5503.955087][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5503.955087][ T10] addrconf_dad_begin+0x310/0x670 [ 5503.955087][ T10] addrconf_dad_work+0x10b/0xab0 [ 5503.955087][ T10] process_one_work+0x84d/0x18a0 [ 5503.955087][ T10] worker_thread+0x587/0xd30 [ 5503.955087][ T10] kthread+0x28a/0x350 [ 5503.955087][ T10] ret_from_fork+0x31/0x70 [ 5503.955087][ T10] ret_from_fork_asm+0x1a/0x30 [ 5503.955087][ T10] [ 5503.957146][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.957146][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.957146][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.957146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.957146][ T10] ip6_route_add+0x1c/0x140 [ 5503.957146][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5503.957146][ T10] inet6_addr_add+0x4f8/0xa40 [ 5503.957146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.957146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.957146][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.957146][ T10] netlink_unicast+0x449/0x710 [ 5503.957146][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.957146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.957146][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.957146][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.957146][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.957146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.957146][ T10] [ 5503.959284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.959284][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.959284][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.959284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.959284][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5503.959284][ T10] ipv6_add_addr+0x411/0x2000 [ 5503.959284][ T10] inet6_addr_add+0x30e/0xa40 [ 5503.959284][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.959284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.959284][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.959284][ T10] netlink_unicast+0x449/0x710 [ 5503.959284][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.959284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.959284][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.959284][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.959284][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.959284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.959284][ T10] [ 5503.961458][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.961458][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.961458][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.961458][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.961458][ T10] ip6_route_add+0x1c/0x140 [ 5503.961458][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5503.961458][ T10] addrconf_add_dev+0xe2/0x170 [ 5503.961458][ T10] inet6_addr_add+0x12f/0xa40 [ 5503.961458][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.961458][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.961458][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.961458][ T10] netlink_unicast+0x449/0x710 [ 5503.961458][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.961458][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.961458][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.961458][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.961458][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.961458][ T10] [ 5503.963753][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.963753][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5503.963753][ T10] ipv6_find_idev+0x102/0x170 [ 5503.963753][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.963753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.963753][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.963753][ T10] netlink_unicast+0x449/0x710 [ 5503.963753][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.963753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.963753][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.963753][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.963753][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.963753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.963753][ T10] [ 5503.965553][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5503.965553][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5503.965553][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5503.965553][ T10] ipv6_find_idev+0x102/0x170 [ 5503.965553][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.965553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.965553][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.965553][ T10] netlink_unicast+0x449/0x710 [ 5503.965553][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.965553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.965553][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.965553][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.965553][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.965553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.965553][ T10] [ 5503.967669][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5503.967947][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5503.967947][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.967947][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.967947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.967947][ T10] ip6_route_add+0x1c/0x140 [ 5503.967947][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5503.967947][ T10] inet6_addr_add+0x4f8/0xa40 [ 5503.967947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.967947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.967947][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.967947][ T10] netlink_unicast+0x449/0x710 [ 5503.967947][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.967947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.967947][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.967947][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.967947][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.967947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.967947][ T10] [ 5503.970355][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5503.970355][ T10] netdev_get_by_index+0x5e/0x80 [ 5503.970355][ T10] fib6_nh_init+0x3d8/0x1580 [ 5503.970355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5503.970355][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5503.970355][ T10] ipv6_add_addr+0x411/0x2000 [ 5503.970355][ T10] inet6_addr_add+0x30e/0xa40 [ 5503.970355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5503.970355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.970355][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.970355][ T10] netlink_unicast+0x449/0x710 [ 5503.970355][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.970355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.970355][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.970355][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.970355][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.970355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.970355][ T10] [ 5503.972735][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5503.972735][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5503.972735][ T10] ipv6_find_idev+0x102/0x170 [ 5503.972735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.972735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.972735][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.972735][ T10] netlink_unicast+0x449/0x710 [ 5503.972735][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.972735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.972735][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.972735][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.972735][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.972735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.972735][ T10] [ 5503.974570][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5503.974570][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5503.974570][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5503.974570][ T10] ipv6_find_idev+0x102/0x170 [ 5503.974570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5503.974570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5503.974570][ T10] netlink_rcv_skb+0x130/0x360 [ 5503.974570][ T10] netlink_unicast+0x449/0x710 [ 5503.974570][ T10] netlink_sendmsg+0x723/0xbe0 [ 5503.974570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5503.974570][ T10] ___sys_sendmsg+0xee/0x170 [ 5503.974570][ T10] __sys_sendmsg+0xcd/0x170 [ 5503.974570][ T10] do_syscall_64+0xc6/0x1e0 [ 5503.974570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5503.974570][ T10] [ 5514.214953][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5514.215485][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.215485][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5514.215485][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5514.215485][ T10] fib6_nh_init+0xa22/0x1580 [ 5514.215485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.215485][ T10] ip6_route_add+0x1c/0x140 [ 5514.215485][ T10] inet6_rtm_newroute+0x104/0x110 [ 5514.215485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.215485][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.215485][ T10] netlink_unicast+0x449/0x710 [ 5514.215485][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.215485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.215485][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.215485][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.215485][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.215485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.215485][ T10] [ 5514.218644][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.218644][ T10] dst_init+0x84/0x4a0 [ 5514.218644][ T10] dst_alloc+0x97/0x150 [ 5514.218644][ T10] ip6_dst_alloc+0x23/0x90 [ 5514.218644][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5514.218644][ T10] ip6_pol_route+0x56f/0x840 [ 5514.218644][ T10] fib6_rule_lookup+0x456/0x630 [ 5514.218644][ T10] ip6_route_input+0x59c/0xa50 [ 5514.218644][ T10] ipv6_rcv+0x397/0x810 [ 5514.218644][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5514.218644][ T10] process_backlog+0x101/0x620 [ 5514.218644][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5514.218644][ T10] net_rx_action+0x495/0xbe0 [ 5514.218644][ T10] __do_softirq+0x1b5/0x7f6 [ 5514.218644][ T10] [ 5514.221416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.221416][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.221416][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.221416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.221416][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5514.221416][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5514.221416][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5514.221416][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5514.221416][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5514.221416][ T10] addrconf_dad_begin+0x310/0x670 [ 5514.221416][ T10] addrconf_dad_work+0x10b/0xab0 [ 5514.221416][ T10] process_one_work+0x84d/0x18a0 [ 5514.221416][ T10] worker_thread+0x587/0xd30 [ 5514.221416][ T10] kthread+0x28a/0x350 [ 5514.221416][ T10] ret_from_fork+0x31/0x70 [ 5514.221416][ T10] ret_from_fork_asm+0x1a/0x30 [ 5514.221416][ T10] [ 5514.224636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.224636][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.224636][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.224636][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.224636][ T10] ip6_route_add+0x1c/0x140 [ 5514.224636][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5514.224636][ T10] inet6_addr_add+0x4f8/0xa40 [ 5514.224636][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.224636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.224636][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.224636][ T10] netlink_unicast+0x449/0x710 [ 5514.224636][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.224636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.224636][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.224636][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.224636][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.224636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.224636][ T10] [ 5514.228002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.228002][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.228002][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.228002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.228002][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5514.228002][ T10] ipv6_add_addr+0x411/0x2000 [ 5514.228002][ T10] inet6_addr_add+0x30e/0xa40 [ 5514.228002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.228002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.228002][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.228002][ T10] netlink_unicast+0x449/0x710 [ 5514.228002][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.228002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.228002][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.228002][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.228002][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.228002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.228002][ T10] [ 5514.231387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.231387][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.231387][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.231387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.231387][ T10] ip6_route_add+0x1c/0x140 [ 5514.231387][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5514.231387][ T10] addrconf_add_dev+0xe2/0x170 [ 5514.231387][ T10] inet6_addr_add+0x12f/0xa40 [ 5514.231387][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.231387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.231387][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.231387][ T10] netlink_unicast+0x449/0x710 [ 5514.231387][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.231387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.231387][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.231387][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.231387][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.231387][ T10] [ 5514.234681][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.234681][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5514.234681][ T10] ipv6_find_idev+0x102/0x170 [ 5514.234681][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.234681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.234681][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.234681][ T10] netlink_unicast+0x449/0x710 [ 5514.234681][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.234681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.234681][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.234681][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.234681][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.234681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.234681][ T10] [ 5514.237270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5514.237270][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5514.237270][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5514.237270][ T10] ipv6_find_idev+0x102/0x170 [ 5514.237270][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.237270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.237270][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.237270][ T10] netlink_unicast+0x449/0x710 [ 5514.237270][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.237270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.237270][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.237270][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.237270][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.237270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.237270][ T10] [ 5514.240141][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5514.240588][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5514.240588][ T10] dst_init+0x84/0x4a0 [ 5514.240588][ T10] dst_alloc+0x97/0x150 [ 5514.240588][ T10] ip6_dst_alloc+0x23/0x90 [ 5514.240588][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5514.240588][ T10] ip6_pol_route+0x56f/0x840 [ 5514.240588][ T10] fib6_rule_lookup+0x456/0x630 [ 5514.240588][ T10] ip6_route_input+0x59c/0xa50 [ 5514.240588][ T10] ipv6_rcv+0x397/0x810 [ 5514.240588][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5514.240588][ T10] process_backlog+0x101/0x620 [ 5514.240588][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5514.240588][ T10] net_rx_action+0x495/0xbe0 [ 5514.240588][ T10] __do_softirq+0x1b5/0x7f6 [ 5514.240588][ T10] [ 5514.243346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.243346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5514.243346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5514.243346][ T10] fib6_nh_init+0xa22/0x1580 [ 5514.243346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.243346][ T10] ip6_route_add+0x1c/0x140 [ 5514.243346][ T10] inet6_rtm_newroute+0x104/0x110 [ 5514.243346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.243346][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.243346][ T10] netlink_unicast+0x449/0x710 [ 5514.243346][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.243346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.243346][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.243346][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.243346][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.243346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.243346][ T10] [ 5514.246492][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.246492][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.246492][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.246492][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.246492][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5514.246492][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5514.246492][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5514.246492][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5514.246492][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5514.246492][ T10] addrconf_dad_begin+0x310/0x670 [ 5514.246492][ T10] addrconf_dad_work+0x10b/0xab0 [ 5514.246492][ T10] process_one_work+0x84d/0x18a0 [ 5514.246492][ T10] worker_thread+0x587/0xd30 [ 5514.246492][ T10] kthread+0x28a/0x350 [ 5514.246492][ T10] ret_from_fork+0x31/0x70 [ 5514.246492][ T10] ret_from_fork_asm+0x1a/0x30 [ 5514.246492][ T10] [ 5514.249705][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.249705][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.249705][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.249705][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.249705][ T10] ip6_route_add+0x1c/0x140 [ 5514.249705][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5514.249705][ T10] inet6_addr_add+0x4f8/0xa40 [ 5514.249705][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.249705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.249705][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.249705][ T10] netlink_unicast+0x449/0x710 [ 5514.249705][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.249705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.249705][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.249705][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.249705][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.249705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.249705][ T10] [ 5514.253060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.253060][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.253060][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.253060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.253060][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5514.253060][ T10] ipv6_add_addr+0x411/0x2000 [ 5514.253060][ T10] inet6_addr_add+0x30e/0xa40 [ 5514.253060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.253060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.253060][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.253060][ T10] netlink_unicast+0x449/0x710 [ 5514.253060][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.253060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.253060][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.253060][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.253060][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.253060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.253060][ T10] [ 5514.256418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.256418][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.256418][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.256418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.256418][ T10] ip6_route_add+0x1c/0x140 [ 5514.256418][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5514.256418][ T10] addrconf_add_dev+0xe2/0x170 [ 5514.256418][ T10] inet6_addr_add+0x12f/0xa40 [ 5514.256418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.256418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.256418][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.256418][ T10] netlink_unicast+0x449/0x710 [ 5514.256418][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.256418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.256418][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.256418][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.256418][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.256418][ T10] [ 5514.259947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.259947][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5514.259947][ T10] ipv6_find_idev+0x102/0x170 [ 5514.259947][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.259947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.259947][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.259947][ T10] netlink_unicast+0x449/0x710 [ 5514.259947][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.259947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.259947][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.259947][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.259947][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.259947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.259947][ T10] [ 5514.262924][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5514.262924][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5514.262924][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5514.262924][ T10] ipv6_find_idev+0x102/0x170 [ 5514.262924][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.262924][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.262924][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.262924][ T10] netlink_unicast+0x449/0x710 [ 5514.262924][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.262924][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.262924][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.262924][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.262924][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.262924][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.262924][ T10] [ 5514.266200][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5514.266549][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5514.266549][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.266549][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.266549][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.266549][ T10] ip6_route_add+0x1c/0x140 [ 5514.266549][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5514.266549][ T10] inet6_addr_add+0x4f8/0xa40 [ 5514.266549][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.266549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.266549][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.266549][ T10] netlink_unicast+0x449/0x710 [ 5514.266549][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.266549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.266549][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.266549][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.266549][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.266549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.266549][ T10] [ 5514.270343][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5514.270343][ T10] netdev_get_by_index+0x5e/0x80 [ 5514.270343][ T10] fib6_nh_init+0x3d8/0x1580 [ 5514.270343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5514.270343][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5514.270343][ T10] ipv6_add_addr+0x411/0x2000 [ 5514.270343][ T10] inet6_addr_add+0x30e/0xa40 [ 5514.270343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5514.270343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.270343][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.270343][ T10] netlink_unicast+0x449/0x710 [ 5514.270343][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.270343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.270343][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.270343][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.270343][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.270343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.270343][ T10] [ 5514.274028][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5514.274028][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5514.274028][ T10] ipv6_find_idev+0x102/0x170 [ 5514.274028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.274028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.274028][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.274028][ T10] netlink_unicast+0x449/0x710 [ 5514.274028][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.274028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.274028][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.274028][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.274028][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.274028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.274028][ T10] [ 5514.276944][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5514.276944][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5514.276944][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5514.276944][ T10] ipv6_find_idev+0x102/0x170 [ 5514.276944][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5514.276944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5514.276944][ T10] netlink_rcv_skb+0x130/0x360 [ 5514.276944][ T10] netlink_unicast+0x449/0x710 [ 5514.276944][ T10] netlink_sendmsg+0x723/0xbe0 [ 5514.276944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5514.276944][ T10] ___sys_sendmsg+0xee/0x170 [ 5514.276944][ T10] __sys_sendmsg+0xcd/0x170 [ 5514.276944][ T10] do_syscall_64+0xc6/0x1e0 [ 5514.276944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5514.276944][ T10] [ 5524.454925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5524.455399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.455399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5524.455399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5524.455399][ T10] fib6_nh_init+0xa22/0x1580 [ 5524.455399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.455399][ T10] ip6_route_add+0x1c/0x140 [ 5524.455399][ T10] inet6_rtm_newroute+0x104/0x110 [ 5524.455399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.455399][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.455399][ T10] netlink_unicast+0x449/0x710 [ 5524.455399][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.455399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.455399][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.455399][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.455399][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.455399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.455399][ T10] [ 5524.457464][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.457464][ T10] dst_init+0x84/0x4a0 [ 5524.457464][ T10] dst_alloc+0x97/0x150 [ 5524.457464][ T10] ip6_dst_alloc+0x23/0x90 [ 5524.457464][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5524.457464][ T10] ip6_pol_route+0x56f/0x840 [ 5524.457464][ T10] fib6_rule_lookup+0x456/0x630 [ 5524.457464][ T10] ip6_route_input+0x59c/0xa50 [ 5524.457464][ T10] ipv6_rcv+0x397/0x810 [ 5524.457464][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5524.457464][ T10] process_backlog+0x101/0x620 [ 5524.457464][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5524.457464][ T10] net_rx_action+0x495/0xbe0 [ 5524.457464][ T10] __do_softirq+0x1b5/0x7f6 [ 5524.457464][ T10] [ 5524.459228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.459228][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.459228][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.459228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.459228][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5524.459228][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5524.459228][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5524.459228][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5524.459228][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5524.459228][ T10] addrconf_dad_begin+0x310/0x670 [ 5524.459228][ T10] addrconf_dad_work+0x10b/0xab0 [ 5524.459228][ T10] process_one_work+0x84d/0x18a0 [ 5524.459228][ T10] worker_thread+0x587/0xd30 [ 5524.459228][ T10] kthread+0x28a/0x350 [ 5524.459228][ T10] ret_from_fork+0x31/0x70 [ 5524.459228][ T10] ret_from_fork_asm+0x1a/0x30 [ 5524.459228][ T10] [ 5524.461308][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.461308][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.461308][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.461308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.461308][ T10] ip6_route_add+0x1c/0x140 [ 5524.461308][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5524.461308][ T10] inet6_addr_add+0x4f8/0xa40 [ 5524.461308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.461308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.461308][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.461308][ T10] netlink_unicast+0x449/0x710 [ 5524.461308][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.461308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.461308][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.461308][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.461308][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.461308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.461308][ T10] [ 5524.463446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.463446][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.463446][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.463446][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.463446][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5524.463446][ T10] ipv6_add_addr+0x411/0x2000 [ 5524.463446][ T10] inet6_addr_add+0x30e/0xa40 [ 5524.463446][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.463446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.463446][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.463446][ T10] netlink_unicast+0x449/0x710 [ 5524.463446][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.463446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.463446][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.463446][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.463446][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.463446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.463446][ T10] [ 5524.465600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.465600][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.465600][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.465600][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.465600][ T10] ip6_route_add+0x1c/0x140 [ 5524.465600][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5524.465600][ T10] addrconf_add_dev+0xe2/0x170 [ 5524.465600][ T10] inet6_addr_add+0x12f/0xa40 [ 5524.465600][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.465600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.465600][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.465600][ T10] netlink_unicast+0x449/0x710 [ 5524.465600][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.465600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.465600][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.465600][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.465600][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.465600][ T10] [ 5524.467703][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.467703][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5524.467703][ T10] ipv6_find_idev+0x102/0x170 [ 5524.467703][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.467703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.467703][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.467703][ T10] netlink_unicast+0x449/0x710 [ 5524.467703][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.467703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.467703][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.467703][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.467703][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.467703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.467703][ T10] [ 5524.469356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5524.469356][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5524.469356][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5524.469356][ T10] ipv6_find_idev+0x102/0x170 [ 5524.469356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.469356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.469356][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.469356][ T10] netlink_unicast+0x449/0x710 [ 5524.469356][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.469356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.469356][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.469356][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.469356][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.469356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.469356][ T10] [ 5524.471178][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5524.471472][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5524.471472][ T10] dst_init+0x84/0x4a0 [ 5524.471472][ T10] dst_alloc+0x97/0x150 [ 5524.471472][ T10] ip6_dst_alloc+0x23/0x90 [ 5524.471472][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5524.471472][ T10] ip6_pol_route+0x56f/0x840 [ 5524.471472][ T10] fib6_rule_lookup+0x456/0x630 [ 5524.471472][ T10] ip6_route_input+0x59c/0xa50 [ 5524.471472][ T10] ipv6_rcv+0x397/0x810 [ 5524.471472][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5524.471472][ T10] process_backlog+0x101/0x620 [ 5524.471472][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5524.471472][ T10] net_rx_action+0x495/0xbe0 [ 5524.471472][ T10] __do_softirq+0x1b5/0x7f6 [ 5524.471472][ T10] [ 5524.473229][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.473229][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5524.473229][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5524.473229][ T10] fib6_nh_init+0xa22/0x1580 [ 5524.473229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.473229][ T10] ip6_route_add+0x1c/0x140 [ 5524.473229][ T10] inet6_rtm_newroute+0x104/0x110 [ 5524.473229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.473229][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.473229][ T10] netlink_unicast+0x449/0x710 [ 5524.473229][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.473229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.473229][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.473229][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.473229][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.473229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.473229][ T10] [ 5524.475249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.475249][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.475249][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.475249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.475249][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5524.475249][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5524.475249][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5524.475249][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5524.475249][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5524.475249][ T10] addrconf_dad_begin+0x310/0x670 [ 5524.475249][ T10] addrconf_dad_work+0x10b/0xab0 [ 5524.475249][ T10] process_one_work+0x84d/0x18a0 [ 5524.475249][ T10] worker_thread+0x587/0xd30 [ 5524.475249][ T10] kthread+0x28a/0x350 [ 5524.475249][ T10] ret_from_fork+0x31/0x70 [ 5524.475249][ T10] ret_from_fork_asm+0x1a/0x30 [ 5524.475249][ T10] [ 5524.477297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.477297][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.477297][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.477297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.477297][ T10] ip6_route_add+0x1c/0x140 [ 5524.477297][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5524.477297][ T10] inet6_addr_add+0x4f8/0xa40 [ 5524.477297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.477297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.477297][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.477297][ T10] netlink_unicast+0x449/0x710 [ 5524.477297][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.477297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.477297][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.477297][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.477297][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.477297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.477297][ T10] [ 5524.479444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.479444][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.479444][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.479444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.479444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5524.479444][ T10] ipv6_add_addr+0x411/0x2000 [ 5524.479444][ T10] inet6_addr_add+0x30e/0xa40 [ 5524.479444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.479444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.479444][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.479444][ T10] netlink_unicast+0x449/0x710 [ 5524.479444][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.479444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.479444][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.479444][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.479444][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.479444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.479444][ T10] [ 5524.481591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.481591][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.481591][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.481591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.481591][ T10] ip6_route_add+0x1c/0x140 [ 5524.481591][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5524.481591][ T10] addrconf_add_dev+0xe2/0x170 [ 5524.481591][ T10] inet6_addr_add+0x12f/0xa40 [ 5524.481591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.481591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.481591][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.481591][ T10] netlink_unicast+0x449/0x710 [ 5524.481591][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.481591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.481591][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.481591][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.481591][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.481591][ T10] [ 5524.483823][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.483823][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5524.483823][ T10] ipv6_find_idev+0x102/0x170 [ 5524.483823][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.483823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.483823][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.483823][ T10] netlink_unicast+0x449/0x710 [ 5524.483823][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.483823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.483823][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.483823][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.483823][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.483823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.483823][ T10] [ 5524.485670][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5524.485670][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5524.485670][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5524.485670][ T10] ipv6_find_idev+0x102/0x170 [ 5524.485670][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.485670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.485670][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.485670][ T10] netlink_unicast+0x449/0x710 [ 5524.485670][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.485670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.485670][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.485670][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.485670][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.485670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.485670][ T10] [ 5524.487782][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5524.488046][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5524.488046][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.488046][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.488046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.488046][ T10] ip6_route_add+0x1c/0x140 [ 5524.488046][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5524.488046][ T10] inet6_addr_add+0x4f8/0xa40 [ 5524.488046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.488046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.488046][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.488046][ T10] netlink_unicast+0x449/0x710 [ 5524.488046][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.488046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.488046][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.488046][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.488046][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.488046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.488046][ T10] [ 5524.490447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5524.490447][ T10] netdev_get_by_index+0x5e/0x80 [ 5524.490447][ T10] fib6_nh_init+0x3d8/0x1580 [ 5524.490447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5524.490447][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5524.490447][ T10] ipv6_add_addr+0x411/0x2000 [ 5524.490447][ T10] inet6_addr_add+0x30e/0xa40 [ 5524.490447][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5524.490447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.490447][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.490447][ T10] netlink_unicast+0x449/0x710 [ 5524.490447][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.490447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.490447][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.490447][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.490447][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.490447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.490447][ T10] [ 5524.492774][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5524.492774][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5524.492774][ T10] ipv6_find_idev+0x102/0x170 [ 5524.492774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.492774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.492774][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.492774][ T10] netlink_unicast+0x449/0x710 [ 5524.492774][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.492774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.492774][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.492774][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.492774][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.492774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.492774][ T10] [ 5524.494609][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5524.494609][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5524.494609][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5524.494609][ T10] ipv6_find_idev+0x102/0x170 [ 5524.494609][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5524.494609][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5524.494609][ T10] netlink_rcv_skb+0x130/0x360 [ 5524.494609][ T10] netlink_unicast+0x449/0x710 [ 5524.494609][ T10] netlink_sendmsg+0x723/0xbe0 [ 5524.494609][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5524.494609][ T10] ___sys_sendmsg+0xee/0x170 [ 5524.494609][ T10] __sys_sendmsg+0xcd/0x170 [ 5524.494609][ T10] do_syscall_64+0xc6/0x1e0 [ 5524.494609][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5524.494609][ T10] [ 5534.734897][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5534.735394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.735394][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5534.735394][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5534.735394][ T10] fib6_nh_init+0xa22/0x1580 [ 5534.735394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.735394][ T10] ip6_route_add+0x1c/0x140 [ 5534.735394][ T10] inet6_rtm_newroute+0x104/0x110 [ 5534.735394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.735394][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.735394][ T10] netlink_unicast+0x449/0x710 [ 5534.735394][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.735394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.735394][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.735394][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.735394][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.735394][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.735394][ T10] [ 5534.737451][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.737451][ T10] dst_init+0x84/0x4a0 [ 5534.737451][ T10] dst_alloc+0x97/0x150 [ 5534.737451][ T10] ip6_dst_alloc+0x23/0x90 [ 5534.737451][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5534.737451][ T10] ip6_pol_route+0x56f/0x840 [ 5534.737451][ T10] fib6_rule_lookup+0x456/0x630 [ 5534.737451][ T10] ip6_route_input+0x59c/0xa50 [ 5534.737451][ T10] ipv6_rcv+0x397/0x810 [ 5534.737451][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5534.737451][ T10] process_backlog+0x101/0x620 [ 5534.737451][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5534.737451][ T10] net_rx_action+0x495/0xbe0 [ 5534.737451][ T10] __do_softirq+0x1b5/0x7f6 [ 5534.737451][ T10] [ 5534.739229][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.739229][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.739229][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.739229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.739229][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5534.739229][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5534.739229][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5534.739229][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5534.739229][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5534.739229][ T10] addrconf_dad_begin+0x310/0x670 [ 5534.739229][ T10] addrconf_dad_work+0x10b/0xab0 [ 5534.739229][ T10] process_one_work+0x84d/0x18a0 [ 5534.739229][ T10] worker_thread+0x587/0xd30 [ 5534.739229][ T10] kthread+0x28a/0x350 [ 5534.739229][ T10] ret_from_fork+0x31/0x70 [ 5534.739229][ T10] ret_from_fork_asm+0x1a/0x30 [ 5534.739229][ T10] [ 5534.741302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.741302][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.741302][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.741302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.741302][ T10] ip6_route_add+0x1c/0x140 [ 5534.741302][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5534.741302][ T10] inet6_addr_add+0x4f8/0xa40 [ 5534.741302][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.741302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.741302][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.741302][ T10] netlink_unicast+0x449/0x710 [ 5534.741302][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.741302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.741302][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.741302][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.741302][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.741302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.741302][ T10] [ 5534.743487][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.743487][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.743487][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.743487][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.743487][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5534.743487][ T10] ipv6_add_addr+0x411/0x2000 [ 5534.743487][ T10] inet6_addr_add+0x30e/0xa40 [ 5534.743487][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.743487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.743487][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.743487][ T10] netlink_unicast+0x449/0x710 [ 5534.743487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.743487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.743487][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.743487][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.743487][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.743487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.743487][ T10] [ 5534.745650][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.745650][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.745650][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.745650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.745650][ T10] ip6_route_add+0x1c/0x140 [ 5534.745650][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5534.745650][ T10] addrconf_add_dev+0xe2/0x170 [ 5534.745650][ T10] inet6_addr_add+0x12f/0xa40 [ 5534.745650][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.745650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.745650][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.745650][ T10] netlink_unicast+0x449/0x710 [ 5534.745650][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.745650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.745650][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.745650][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.745650][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.745650][ T10] [ 5534.747801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.747801][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5534.747801][ T10] ipv6_find_idev+0x102/0x170 [ 5534.747801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.747801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.747801][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.747801][ T10] netlink_unicast+0x449/0x710 [ 5534.747801][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.747801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.747801][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.747801][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.747801][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.747801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.747801][ T10] [ 5534.749459][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5534.749459][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5534.749459][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5534.749459][ T10] ipv6_find_idev+0x102/0x170 [ 5534.749459][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.749459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.749459][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.749459][ T10] netlink_unicast+0x449/0x710 [ 5534.749459][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.749459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.749459][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.749459][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.749459][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.749459][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.749459][ T10] [ 5534.751299][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5534.751598][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5534.751598][ T10] dst_init+0x84/0x4a0 [ 5534.751598][ T10] dst_alloc+0x97/0x150 [ 5534.751598][ T10] ip6_dst_alloc+0x23/0x90 [ 5534.751598][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5534.751598][ T10] ip6_pol_route+0x56f/0x840 [ 5534.751598][ T10] fib6_rule_lookup+0x456/0x630 [ 5534.751598][ T10] ip6_route_input+0x59c/0xa50 [ 5534.751598][ T10] ipv6_rcv+0x397/0x810 [ 5534.751598][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5534.751598][ T10] process_backlog+0x101/0x620 [ 5534.751598][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5534.751598][ T10] net_rx_action+0x495/0xbe0 [ 5534.751598][ T10] __do_softirq+0x1b5/0x7f6 [ 5534.751598][ T10] [ 5534.753375][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.753375][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5534.753375][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5534.753375][ T10] fib6_nh_init+0xa22/0x1580 [ 5534.753375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.753375][ T10] ip6_route_add+0x1c/0x140 [ 5534.753375][ T10] inet6_rtm_newroute+0x104/0x110 [ 5534.753375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.753375][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.753375][ T10] netlink_unicast+0x449/0x710 [ 5534.753375][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.753375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.753375][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.753375][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.753375][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.753375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.753375][ T10] [ 5534.755412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.755412][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.755412][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.755412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.755412][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5534.755412][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5534.755412][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5534.755412][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5534.755412][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5534.755412][ T10] addrconf_dad_begin+0x310/0x670 [ 5534.755412][ T10] addrconf_dad_work+0x10b/0xab0 [ 5534.755412][ T10] process_one_work+0x84d/0x18a0 [ 5534.755412][ T10] worker_thread+0x587/0xd30 [ 5534.755412][ T10] kthread+0x28a/0x350 [ 5534.755412][ T10] ret_from_fork+0x31/0x70 [ 5534.755412][ T10] ret_from_fork_asm+0x1a/0x30 [ 5534.755412][ T10] [ 5534.757453][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.757453][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.757453][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.757453][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.757453][ T10] ip6_route_add+0x1c/0x140 [ 5534.757453][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5534.757453][ T10] inet6_addr_add+0x4f8/0xa40 [ 5534.757453][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.757453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.757453][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.757453][ T10] netlink_unicast+0x449/0x710 [ 5534.757453][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.757453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.757453][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.757453][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.757453][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.757453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.757453][ T10] [ 5534.759616][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.759616][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.759616][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.759616][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.759616][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5534.759616][ T10] ipv6_add_addr+0x411/0x2000 [ 5534.759616][ T10] inet6_addr_add+0x30e/0xa40 [ 5534.759616][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.759616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.759616][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.759616][ T10] netlink_unicast+0x449/0x710 [ 5534.759616][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.759616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.759616][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.759616][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.759616][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.759616][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.759616][ T10] [ 5534.761759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.761759][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.761759][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.761759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.761759][ T10] ip6_route_add+0x1c/0x140 [ 5534.761759][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5534.761759][ T10] addrconf_add_dev+0xe2/0x170 [ 5534.761759][ T10] inet6_addr_add+0x12f/0xa40 [ 5534.761759][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.761759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.761759][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.761759][ T10] netlink_unicast+0x449/0x710 [ 5534.761759][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.761759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.761759][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.761759][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.761759][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.761759][ T10] [ 5534.763929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.763929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5534.763929][ T10] ipv6_find_idev+0x102/0x170 [ 5534.763929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.763929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.763929][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.763929][ T10] netlink_unicast+0x449/0x710 [ 5534.763929][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.763929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.763929][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.763929][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.763929][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.763929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.763929][ T10] [ 5534.766028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5534.766028][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5534.766028][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5534.766028][ T10] ipv6_find_idev+0x102/0x170 [ 5534.766028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.766028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.766028][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.766028][ T10] netlink_unicast+0x449/0x710 [ 5534.766028][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.766028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.766028][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.766028][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.766028][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.766028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.766028][ T10] [ 5534.768841][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5534.769246][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5534.769246][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.769246][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.769246][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.769246][ T10] ip6_route_add+0x1c/0x140 [ 5534.769246][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5534.769246][ T10] inet6_addr_add+0x4f8/0xa40 [ 5534.769246][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.769246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.769246][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.769246][ T10] netlink_unicast+0x449/0x710 [ 5534.769246][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.769246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.769246][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.769246][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.769246][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.769246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.769246][ T10] [ 5534.772576][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5534.772576][ T10] netdev_get_by_index+0x5e/0x80 [ 5534.772576][ T10] fib6_nh_init+0x3d8/0x1580 [ 5534.772576][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5534.772576][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5534.772576][ T10] ipv6_add_addr+0x411/0x2000 [ 5534.772576][ T10] inet6_addr_add+0x30e/0xa40 [ 5534.772576][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5534.772576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.772576][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.772576][ T10] netlink_unicast+0x449/0x710 [ 5534.772576][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.772576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.772576][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.772576][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.772576][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.772576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.772576][ T10] [ 5534.775880][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5534.775880][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5534.775880][ T10] ipv6_find_idev+0x102/0x170 [ 5534.775880][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.775880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.775880][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.775880][ T10] netlink_unicast+0x449/0x710 [ 5534.775880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.775880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.775880][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.775880][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.775880][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.775880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.775880][ T10] [ 5534.778494][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5534.778494][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5534.778494][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5534.778494][ T10] ipv6_find_idev+0x102/0x170 [ 5534.778494][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5534.778494][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5534.778494][ T10] netlink_rcv_skb+0x130/0x360 [ 5534.778494][ T10] netlink_unicast+0x449/0x710 [ 5534.778494][ T10] netlink_sendmsg+0x723/0xbe0 [ 5534.778494][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5534.778494][ T10] ___sys_sendmsg+0xee/0x170 [ 5534.778494][ T10] __sys_sendmsg+0xcd/0x170 [ 5534.778494][ T10] do_syscall_64+0xc6/0x1e0 [ 5534.778494][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5534.778494][ T10] [ 5545.022959][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5545.023395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.023395][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5545.023395][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5545.023395][ T10] fib6_nh_init+0xa22/0x1580 [ 5545.023395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.023395][ T10] ip6_route_add+0x1c/0x140 [ 5545.023395][ T10] inet6_rtm_newroute+0x104/0x110 [ 5545.023395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.023395][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.023395][ T10] netlink_unicast+0x449/0x710 [ 5545.023395][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.023395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.023395][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.023395][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.023395][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.023395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.023395][ T10] [ 5545.025336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.025336][ T10] dst_init+0x84/0x4a0 [ 5545.025336][ T10] dst_alloc+0x97/0x150 [ 5545.025336][ T10] ip6_dst_alloc+0x23/0x90 [ 5545.025336][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5545.025336][ T10] ip6_pol_route+0x56f/0x840 [ 5545.025336][ T10] fib6_rule_lookup+0x456/0x630 [ 5545.025336][ T10] ip6_route_input+0x59c/0xa50 [ 5545.025336][ T10] ipv6_rcv+0x397/0x810 [ 5545.025336][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5545.025336][ T10] process_backlog+0x101/0x620 [ 5545.025336][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5545.025336][ T10] net_rx_action+0x495/0xbe0 [ 5545.025336][ T10] __do_softirq+0x1b5/0x7f6 [ 5545.025336][ T10] [ 5545.027004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.027004][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.027004][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.027004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.027004][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5545.027004][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5545.027004][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5545.027004][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5545.027004][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5545.027004][ T10] addrconf_dad_begin+0x310/0x670 [ 5545.027004][ T10] addrconf_dad_work+0x10b/0xab0 [ 5545.027004][ T10] process_one_work+0x84d/0x18a0 [ 5545.027004][ T10] worker_thread+0x587/0xd30 [ 5545.027004][ T10] kthread+0x28a/0x350 [ 5545.027004][ T10] ret_from_fork+0x31/0x70 [ 5545.027004][ T10] ret_from_fork_asm+0x1a/0x30 [ 5545.027004][ T10] [ 5545.028941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.028941][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.028941][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.028941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.028941][ T10] ip6_route_add+0x1c/0x140 [ 5545.028941][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5545.028941][ T10] inet6_addr_add+0x4f8/0xa40 [ 5545.028941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.028941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.028941][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.028941][ T10] netlink_unicast+0x449/0x710 [ 5545.028941][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.028941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.028941][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.028941][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.028941][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.028941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.028941][ T10] [ 5545.030977][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.030977][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.030977][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.030977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.030977][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5545.030977][ T10] ipv6_add_addr+0x411/0x2000 [ 5545.030977][ T10] inet6_addr_add+0x30e/0xa40 [ 5545.030977][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.030977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.030977][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.030977][ T10] netlink_unicast+0x449/0x710 [ 5545.030977][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.030977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.030977][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.030977][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.030977][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.030977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.030977][ T10] [ 5545.033003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.033003][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.033003][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.033003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.033003][ T10] ip6_route_add+0x1c/0x140 [ 5545.033003][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5545.033003][ T10] addrconf_add_dev+0xe2/0x170 [ 5545.033003][ T10] inet6_addr_add+0x12f/0xa40 [ 5545.033003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.033003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.033003][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.033003][ T10] netlink_unicast+0x449/0x710 [ 5545.033003][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.033003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.033003][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.033003][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.033003][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.033003][ T10] [ 5545.034992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.034992][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5545.034992][ T10] ipv6_find_idev+0x102/0x170 [ 5545.034992][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.034992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.034992][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.034992][ T10] netlink_unicast+0x449/0x710 [ 5545.034992][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.034992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.034992][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.034992][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.034992][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.034992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.034992][ T10] [ 5545.036545][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5545.036545][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5545.036545][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5545.036545][ T10] ipv6_find_idev+0x102/0x170 [ 5545.036545][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.036545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.036545][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.036545][ T10] netlink_unicast+0x449/0x710 [ 5545.036545][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.036545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.036545][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.036545][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.036545][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.036545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.036545][ T10] [ 5545.038295][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5545.038586][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5545.038586][ T10] dst_init+0x84/0x4a0 [ 5545.038586][ T10] dst_alloc+0x97/0x150 [ 5545.038586][ T10] ip6_dst_alloc+0x23/0x90 [ 5545.038586][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5545.038586][ T10] ip6_pol_route+0x56f/0x840 [ 5545.038586][ T10] fib6_rule_lookup+0x456/0x630 [ 5545.038586][ T10] ip6_route_input+0x59c/0xa50 [ 5545.038586][ T10] ipv6_rcv+0x397/0x810 [ 5545.038586][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5545.038586][ T10] process_backlog+0x101/0x620 [ 5545.038586][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5545.038586][ T10] net_rx_action+0x495/0xbe0 [ 5545.038586][ T10] __do_softirq+0x1b5/0x7f6 [ 5545.038586][ T10] [ 5545.040375][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.040375][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5545.040375][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5545.040375][ T10] fib6_nh_init+0xa22/0x1580 [ 5545.040375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.040375][ T10] ip6_route_add+0x1c/0x140 [ 5545.040375][ T10] inet6_rtm_newroute+0x104/0x110 [ 5545.040375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.040375][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.040375][ T10] netlink_unicast+0x449/0x710 [ 5545.040375][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.040375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.040375][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.040375][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.040375][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.040375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.040375][ T10] [ 5545.042426][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.042426][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.042426][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.042426][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.042426][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5545.042426][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5545.042426][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5545.042426][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5545.042426][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5545.042426][ T10] addrconf_dad_begin+0x310/0x670 [ 5545.042426][ T10] addrconf_dad_work+0x10b/0xab0 [ 5545.042426][ T10] process_one_work+0x84d/0x18a0 [ 5545.042426][ T10] worker_thread+0x587/0xd30 [ 5545.042426][ T10] kthread+0x28a/0x350 [ 5545.042426][ T10] ret_from_fork+0x31/0x70 [ 5545.042426][ T10] ret_from_fork_asm+0x1a/0x30 [ 5545.042426][ T10] [ 5545.044484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.044484][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.044484][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.044484][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.044484][ T10] ip6_route_add+0x1c/0x140 [ 5545.044484][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5545.044484][ T10] inet6_addr_add+0x4f8/0xa40 [ 5545.044484][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.044484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.044484][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.044484][ T10] netlink_unicast+0x449/0x710 [ 5545.044484][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.044484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.044484][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.044484][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.044484][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.044484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.044484][ T10] [ 5545.046639][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.046639][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.046639][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.046639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.046639][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5545.046639][ T10] ipv6_add_addr+0x411/0x2000 [ 5545.046639][ T10] inet6_addr_add+0x30e/0xa40 [ 5545.046639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.046639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.046639][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.046639][ T10] netlink_unicast+0x449/0x710 [ 5545.046639][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.046639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.046639][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.046639][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.046639][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.046639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.046639][ T10] [ 5545.048815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.048815][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.048815][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.048815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.048815][ T10] ip6_route_add+0x1c/0x140 [ 5545.048815][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5545.048815][ T10] addrconf_add_dev+0xe2/0x170 [ 5545.048815][ T10] inet6_addr_add+0x12f/0xa40 [ 5545.048815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.048815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.048815][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.048815][ T10] netlink_unicast+0x449/0x710 [ 5545.048815][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.048815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.048815][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.048815][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.048815][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.048815][ T10] [ 5545.051039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.051039][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5545.051039][ T10] ipv6_find_idev+0x102/0x170 [ 5545.051039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.051039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.051039][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.051039][ T10] netlink_unicast+0x449/0x710 [ 5545.051039][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.051039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.051039][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.051039][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.051039][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.051039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.051039][ T10] [ 5545.052838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5545.052838][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5545.052838][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5545.052838][ T10] ipv6_find_idev+0x102/0x170 [ 5545.052838][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.052838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.052838][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.052838][ T10] netlink_unicast+0x449/0x710 [ 5545.052838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.052838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.052838][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.052838][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.052838][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.052838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.052838][ T10] [ 5545.054843][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5545.055117][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5545.055117][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.055117][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.055117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.055117][ T10] ip6_route_add+0x1c/0x140 [ 5545.055117][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5545.055117][ T10] inet6_addr_add+0x4f8/0xa40 [ 5545.055117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.055117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.055117][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.055117][ T10] netlink_unicast+0x449/0x710 [ 5545.055117][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.055117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.055117][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.055117][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.055117][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.055117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.055117][ T10] [ 5545.057441][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5545.057441][ T10] netdev_get_by_index+0x5e/0x80 [ 5545.057441][ T10] fib6_nh_init+0x3d8/0x1580 [ 5545.057441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5545.057441][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5545.057441][ T10] ipv6_add_addr+0x411/0x2000 [ 5545.057441][ T10] inet6_addr_add+0x30e/0xa40 [ 5545.057441][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5545.057441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.057441][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.057441][ T10] netlink_unicast+0x449/0x710 [ 5545.057441][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.057441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.057441][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.057441][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.057441][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.057441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.057441][ T10] [ 5545.059751][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5545.059751][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5545.059751][ T10] ipv6_find_idev+0x102/0x170 [ 5545.059751][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.059751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.059751][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.059751][ T10] netlink_unicast+0x449/0x710 [ 5545.059751][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.059751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.059751][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.059751][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.059751][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.059751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.059751][ T10] [ 5545.061573][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5545.061573][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5545.061573][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5545.061573][ T10] ipv6_find_idev+0x102/0x170 [ 5545.061573][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5545.061573][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5545.061573][ T10] netlink_rcv_skb+0x130/0x360 [ 5545.061573][ T10] netlink_unicast+0x449/0x710 [ 5545.061573][ T10] netlink_sendmsg+0x723/0xbe0 [ 5545.061573][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5545.061573][ T10] ___sys_sendmsg+0xee/0x170 [ 5545.061573][ T10] __sys_sendmsg+0xcd/0x170 [ 5545.061573][ T10] do_syscall_64+0xc6/0x1e0 [ 5545.061573][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5545.061573][ T10] [ 5555.064910][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5555.065399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.065399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5555.065399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5555.065399][ T10] fib6_nh_init+0xa22/0x1580 [ 5555.065399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.065399][ T10] ip6_route_add+0x1c/0x140 [ 5555.065399][ T10] inet6_rtm_newroute+0x104/0x110 [ 5555.065399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.065399][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.065399][ T10] netlink_unicast+0x449/0x710 [ 5555.065399][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.065399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.065399][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.065399][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.065399][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.065399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.065399][ T10] [ 5555.067440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.067440][ T10] dst_init+0x84/0x4a0 [ 5555.067440][ T10] dst_alloc+0x97/0x150 [ 5555.067440][ T10] ip6_dst_alloc+0x23/0x90 [ 5555.067440][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5555.067440][ T10] ip6_pol_route+0x56f/0x840 [ 5555.067440][ T10] fib6_rule_lookup+0x456/0x630 [ 5555.067440][ T10] ip6_route_input+0x59c/0xa50 [ 5555.067440][ T10] ipv6_rcv+0x397/0x810 [ 5555.067440][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5555.067440][ T10] process_backlog+0x101/0x620 [ 5555.067440][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5555.067440][ T10] net_rx_action+0x495/0xbe0 [ 5555.067440][ T10] __do_softirq+0x1b5/0x7f6 [ 5555.067440][ T10] [ 5555.069189][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.069189][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.069189][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.069189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.069189][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5555.069189][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5555.069189][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5555.069189][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5555.069189][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5555.069189][ T10] addrconf_dad_begin+0x310/0x670 [ 5555.069189][ T10] addrconf_dad_work+0x10b/0xab0 [ 5555.069189][ T10] process_one_work+0x84d/0x18a0 [ 5555.069189][ T10] worker_thread+0x587/0xd30 [ 5555.069189][ T10] kthread+0x28a/0x350 [ 5555.069189][ T10] ret_from_fork+0x31/0x70 [ 5555.069189][ T10] ret_from_fork_asm+0x1a/0x30 [ 5555.069189][ T10] [ 5555.071249][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.071249][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.071249][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.071249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.071249][ T10] ip6_route_add+0x1c/0x140 [ 5555.071249][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5555.071249][ T10] inet6_addr_add+0x4f8/0xa40 [ 5555.071249][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.071249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.071249][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.071249][ T10] netlink_unicast+0x449/0x710 [ 5555.071249][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.071249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.071249][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.071249][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.071249][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.071249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.071249][ T10] [ 5555.073427][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.073427][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.073427][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.073427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.073427][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5555.073427][ T10] ipv6_add_addr+0x411/0x2000 [ 5555.073427][ T10] inet6_addr_add+0x30e/0xa40 [ 5555.073427][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.073427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.073427][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.073427][ T10] netlink_unicast+0x449/0x710 [ 5555.073427][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.073427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.073427][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.073427][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.073427][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.073427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.073427][ T10] [ 5555.075567][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.075567][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.075567][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.075567][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.075567][ T10] ip6_route_add+0x1c/0x140 [ 5555.075567][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5555.075567][ T10] addrconf_add_dev+0xe2/0x170 [ 5555.075567][ T10] inet6_addr_add+0x12f/0xa40 [ 5555.075567][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.075567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.075567][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.075567][ T10] netlink_unicast+0x449/0x710 [ 5555.075567][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.075567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.075567][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.075567][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.075567][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.075567][ T10] [ 5555.077703][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.077703][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5555.077703][ T10] ipv6_find_idev+0x102/0x170 [ 5555.077703][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.077703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.077703][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.077703][ T10] netlink_unicast+0x449/0x710 [ 5555.077703][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.077703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.077703][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.077703][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.077703][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.077703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.077703][ T10] [ 5555.079335][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5555.079335][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5555.079335][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5555.079335][ T10] ipv6_find_idev+0x102/0x170 [ 5555.079335][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.079335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.079335][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.079335][ T10] netlink_unicast+0x449/0x710 [ 5555.079335][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.079335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.079335][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.079335][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.079335][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.079335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.079335][ T10] [ 5555.081138][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5555.081454][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5555.081454][ T10] dst_init+0x84/0x4a0 [ 5555.081454][ T10] dst_alloc+0x97/0x150 [ 5555.081454][ T10] ip6_dst_alloc+0x23/0x90 [ 5555.081454][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5555.081454][ T10] ip6_pol_route+0x56f/0x840 [ 5555.081454][ T10] fib6_rule_lookup+0x456/0x630 [ 5555.081454][ T10] ip6_route_input+0x59c/0xa50 [ 5555.081454][ T10] ipv6_rcv+0x397/0x810 [ 5555.081454][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5555.081454][ T10] process_backlog+0x101/0x620 [ 5555.081454][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5555.081454][ T10] net_rx_action+0x495/0xbe0 [ 5555.081454][ T10] __do_softirq+0x1b5/0x7f6 [ 5555.081454][ T10] [ 5555.083185][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.083185][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5555.083185][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5555.083185][ T10] fib6_nh_init+0xa22/0x1580 [ 5555.083185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.083185][ T10] ip6_route_add+0x1c/0x140 [ 5555.083185][ T10] inet6_rtm_newroute+0x104/0x110 [ 5555.083185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.083185][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.083185][ T10] netlink_unicast+0x449/0x710 [ 5555.083185][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.083185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.083185][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.083185][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.083185][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.083185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.083185][ T10] [ 5555.085158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.085158][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.085158][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.085158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.085158][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5555.085158][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5555.085158][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5555.085158][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5555.085158][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5555.085158][ T10] addrconf_dad_begin+0x310/0x670 [ 5555.085158][ T10] addrconf_dad_work+0x10b/0xab0 [ 5555.085158][ T10] process_one_work+0x84d/0x18a0 [ 5555.085158][ T10] worker_thread+0x587/0xd30 [ 5555.085158][ T10] kthread+0x28a/0x350 [ 5555.085158][ T10] ret_from_fork+0x31/0x70 [ 5555.085158][ T10] ret_from_fork_asm+0x1a/0x30 [ 5555.085158][ T10] [ 5555.087303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.087303][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.087303][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.087303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.087303][ T10] ip6_route_add+0x1c/0x140 [ 5555.087303][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5555.087303][ T10] inet6_addr_add+0x4f8/0xa40 [ 5555.087303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.087303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.087303][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.087303][ T10] netlink_unicast+0x449/0x710 [ 5555.087303][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.087303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.087303][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.087303][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.087303][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.087303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.087303][ T10] [ 5555.089420][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.089420][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.089420][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.089420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.089420][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5555.089420][ T10] ipv6_add_addr+0x411/0x2000 [ 5555.089420][ T10] inet6_addr_add+0x30e/0xa40 [ 5555.089420][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.089420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.089420][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.089420][ T10] netlink_unicast+0x449/0x710 [ 5555.089420][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.089420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.089420][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.089420][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.089420][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.089420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.089420][ T10] [ 5555.091571][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.091571][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.091571][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.091571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.091571][ T10] ip6_route_add+0x1c/0x140 [ 5555.091571][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5555.091571][ T10] addrconf_add_dev+0xe2/0x170 [ 5555.091571][ T10] inet6_addr_add+0x12f/0xa40 [ 5555.091571][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.091571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.091571][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.091571][ T10] netlink_unicast+0x449/0x710 [ 5555.091571][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.091571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.091571][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.091571][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.091571][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.091571][ T10] [ 5555.093815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.093815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5555.093815][ T10] ipv6_find_idev+0x102/0x170 [ 5555.093815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.093815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.093815][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.093815][ T10] netlink_unicast+0x449/0x710 [ 5555.093815][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.093815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.093815][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.093815][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.093815][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.093815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.093815][ T10] [ 5555.095721][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5555.095721][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5555.095721][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5555.095721][ T10] ipv6_find_idev+0x102/0x170 [ 5555.095721][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.095721][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.095721][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.095721][ T10] netlink_unicast+0x449/0x710 [ 5555.095721][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.095721][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.095721][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.095721][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.095721][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.095721][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.095721][ T10] [ 5555.097779][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5555.098055][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5555.098055][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.098055][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.098055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.098055][ T10] ip6_route_add+0x1c/0x140 [ 5555.098055][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5555.098055][ T10] inet6_addr_add+0x4f8/0xa40 [ 5555.098055][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.098055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.098055][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.098055][ T10] netlink_unicast+0x449/0x710 [ 5555.098055][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.098055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.098055][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.098055][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.098055][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.098055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.098055][ T10] [ 5555.100481][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5555.100481][ T10] netdev_get_by_index+0x5e/0x80 [ 5555.100481][ T10] fib6_nh_init+0x3d8/0x1580 [ 5555.100481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5555.100481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5555.100481][ T10] ipv6_add_addr+0x411/0x2000 [ 5555.100481][ T10] inet6_addr_add+0x30e/0xa40 [ 5555.100481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5555.100481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.100481][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.100481][ T10] netlink_unicast+0x449/0x710 [ 5555.100481][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.100481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.100481][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.100481][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.100481][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.100481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.100481][ T10] [ 5555.102863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5555.102863][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5555.102863][ T10] ipv6_find_idev+0x102/0x170 [ 5555.102863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.102863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.102863][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.102863][ T10] netlink_unicast+0x449/0x710 [ 5555.102863][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.102863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.102863][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.102863][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.102863][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.102863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.102863][ T10] [ 5555.104757][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5555.104757][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5555.104757][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5555.104757][ T10] ipv6_find_idev+0x102/0x170 [ 5555.104757][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5555.104757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5555.104757][ T10] netlink_rcv_skb+0x130/0x360 [ 5555.104757][ T10] netlink_unicast+0x449/0x710 [ 5555.104757][ T10] netlink_sendmsg+0x723/0xbe0 [ 5555.104757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5555.104757][ T10] ___sys_sendmsg+0xee/0x170 [ 5555.104757][ T10] __sys_sendmsg+0xcd/0x170 [ 5555.104757][ T10] do_syscall_64+0xc6/0x1e0 [ 5555.104757][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5555.104757][ T10] [ 5565.240992][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5565.241488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.241488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5565.241488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5565.241488][ T10] fib6_nh_init+0xa22/0x1580 [ 5565.241488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.241488][ T10] ip6_route_add+0x1c/0x140 [ 5565.241488][ T10] inet6_rtm_newroute+0x104/0x110 [ 5565.241488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.241488][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.241488][ T10] netlink_unicast+0x449/0x710 [ 5565.241488][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.241488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.241488][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.241488][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.241488][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.241488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.241488][ T10] [ 5565.243534][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.243534][ T10] dst_init+0x84/0x4a0 [ 5565.243534][ T10] dst_alloc+0x97/0x150 [ 5565.243534][ T10] ip6_dst_alloc+0x23/0x90 [ 5565.243534][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5565.243534][ T10] ip6_pol_route+0x56f/0x840 [ 5565.243534][ T10] fib6_rule_lookup+0x456/0x630 [ 5565.243534][ T10] ip6_route_input+0x59c/0xa50 [ 5565.243534][ T10] ipv6_rcv+0x397/0x810 [ 5565.243534][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5565.243534][ T10] process_backlog+0x101/0x620 [ 5565.243534][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5565.243534][ T10] net_rx_action+0x495/0xbe0 [ 5565.243534][ T10] __do_softirq+0x1b5/0x7f6 [ 5565.243534][ T10] [ 5565.245303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.245303][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.245303][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.245303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.245303][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5565.245303][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5565.245303][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5565.245303][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5565.245303][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5565.245303][ T10] addrconf_dad_begin+0x310/0x670 [ 5565.245303][ T10] addrconf_dad_work+0x10b/0xab0 [ 5565.245303][ T10] process_one_work+0x84d/0x18a0 [ 5565.245303][ T10] worker_thread+0x587/0xd30 [ 5565.245303][ T10] kthread+0x28a/0x350 [ 5565.245303][ T10] ret_from_fork+0x31/0x70 [ 5565.245303][ T10] ret_from_fork_asm+0x1a/0x30 [ 5565.245303][ T10] [ 5565.247364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.247364][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.247364][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.247364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.247364][ T10] ip6_route_add+0x1c/0x140 [ 5565.247364][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5565.247364][ T10] inet6_addr_add+0x4f8/0xa40 [ 5565.247364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.247364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.247364][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.247364][ T10] netlink_unicast+0x449/0x710 [ 5565.247364][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.247364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.247364][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.247364][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.247364][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.247364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.247364][ T10] [ 5565.249522][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.249522][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.249522][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.249522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.249522][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5565.249522][ T10] ipv6_add_addr+0x411/0x2000 [ 5565.249522][ T10] inet6_addr_add+0x30e/0xa40 [ 5565.249522][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.249522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.249522][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.249522][ T10] netlink_unicast+0x449/0x710 [ 5565.249522][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.249522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.249522][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.249522][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.249522][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.249522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.249522][ T10] [ 5565.251685][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.251685][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.251685][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.251685][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.251685][ T10] ip6_route_add+0x1c/0x140 [ 5565.251685][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5565.251685][ T10] addrconf_add_dev+0xe2/0x170 [ 5565.251685][ T10] inet6_addr_add+0x12f/0xa40 [ 5565.251685][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.251685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.251685][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.251685][ T10] netlink_unicast+0x449/0x710 [ 5565.251685][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.251685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.251685][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.251685][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.251685][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.251685][ T10] [ 5565.253795][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.253795][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5565.253795][ T10] ipv6_find_idev+0x102/0x170 [ 5565.253795][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.253795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.253795][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.253795][ T10] netlink_unicast+0x449/0x710 [ 5565.253795][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.253795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.253795][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.253795][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.253795][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.253795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.253795][ T10] [ 5565.255442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5565.255442][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5565.255442][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5565.255442][ T10] ipv6_find_idev+0x102/0x170 [ 5565.255442][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.255442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.255442][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.255442][ T10] netlink_unicast+0x449/0x710 [ 5565.255442][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.255442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.255442][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.255442][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.255442][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.255442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.255442][ T10] [ 5565.257288][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5565.257592][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5565.257592][ T10] dst_init+0x84/0x4a0 [ 5565.257592][ T10] dst_alloc+0x97/0x150 [ 5565.257592][ T10] ip6_dst_alloc+0x23/0x90 [ 5565.257592][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5565.257592][ T10] ip6_pol_route+0x56f/0x840 [ 5565.257592][ T10] fib6_rule_lookup+0x456/0x630 [ 5565.257592][ T10] ip6_route_input+0x59c/0xa50 [ 5565.257592][ T10] ipv6_rcv+0x397/0x810 [ 5565.257592][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5565.257592][ T10] process_backlog+0x101/0x620 [ 5565.257592][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5565.257592][ T10] net_rx_action+0x495/0xbe0 [ 5565.257592][ T10] __do_softirq+0x1b5/0x7f6 [ 5565.257592][ T10] [ 5565.259357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.259357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5565.259357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5565.259357][ T10] fib6_nh_init+0xa22/0x1580 [ 5565.259357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.259357][ T10] ip6_route_add+0x1c/0x140 [ 5565.259357][ T10] inet6_rtm_newroute+0x104/0x110 [ 5565.259357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.259357][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.259357][ T10] netlink_unicast+0x449/0x710 [ 5565.259357][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.259357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.259357][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.259357][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.259357][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.259357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.259357][ T10] [ 5565.261421][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.261421][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.261421][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.261421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.261421][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5565.261421][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5565.261421][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5565.261421][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5565.261421][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5565.261421][ T10] addrconf_dad_begin+0x310/0x670 [ 5565.261421][ T10] addrconf_dad_work+0x10b/0xab0 [ 5565.261421][ T10] process_one_work+0x84d/0x18a0 [ 5565.261421][ T10] worker_thread+0x587/0xd30 [ 5565.261421][ T10] kthread+0x28a/0x350 [ 5565.261421][ T10] ret_from_fork+0x31/0x70 [ 5565.261421][ T10] ret_from_fork_asm+0x1a/0x30 [ 5565.261421][ T10] [ 5565.263490][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.263490][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.263490][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.263490][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.263490][ T10] ip6_route_add+0x1c/0x140 [ 5565.263490][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5565.263490][ T10] inet6_addr_add+0x4f8/0xa40 [ 5565.263490][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.263490][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.263490][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.263490][ T10] netlink_unicast+0x449/0x710 [ 5565.263490][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.263490][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.263490][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.263490][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.263490][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.263490][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.263490][ T10] [ 5565.265650][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.265650][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.265650][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.265650][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.265650][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5565.265650][ T10] ipv6_add_addr+0x411/0x2000 [ 5565.265650][ T10] inet6_addr_add+0x30e/0xa40 [ 5565.265650][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.265650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.265650][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.265650][ T10] netlink_unicast+0x449/0x710 [ 5565.265650][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.265650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.265650][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.265650][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.265650][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.265650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.265650][ T10] [ 5565.267802][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.267802][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.267802][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.267802][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.267802][ T10] ip6_route_add+0x1c/0x140 [ 5565.267802][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5565.267802][ T10] addrconf_add_dev+0xe2/0x170 [ 5565.267802][ T10] inet6_addr_add+0x12f/0xa40 [ 5565.267802][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.267802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.267802][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.267802][ T10] netlink_unicast+0x449/0x710 [ 5565.267802][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.267802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.267802][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.267802][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.267802][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.267802][ T10] [ 5565.270054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.270054][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5565.270054][ T10] ipv6_find_idev+0x102/0x170 [ 5565.270054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.270054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.270054][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.270054][ T10] netlink_unicast+0x449/0x710 [ 5565.270054][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.270054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.270054][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.270054][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.270054][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.270054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.270054][ T10] [ 5565.271895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5565.271895][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5565.271895][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5565.271895][ T10] ipv6_find_idev+0x102/0x170 [ 5565.271895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.271895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.271895][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.271895][ T10] netlink_unicast+0x449/0x710 [ 5565.271895][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.271895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.271895][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.271895][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.271895][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.271895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.271895][ T10] [ 5565.274026][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5565.274290][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5565.274290][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.274290][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.274290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.274290][ T10] ip6_route_add+0x1c/0x140 [ 5565.274290][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5565.274290][ T10] inet6_addr_add+0x4f8/0xa40 [ 5565.274290][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.274290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.274290][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.274290][ T10] netlink_unicast+0x449/0x710 [ 5565.274290][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.274290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.274290][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.274290][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.274290][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.274290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.274290][ T10] [ 5565.276795][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5565.276795][ T10] netdev_get_by_index+0x5e/0x80 [ 5565.276795][ T10] fib6_nh_init+0x3d8/0x1580 [ 5565.276795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5565.276795][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5565.276795][ T10] ipv6_add_addr+0x411/0x2000 [ 5565.276795][ T10] inet6_addr_add+0x30e/0xa40 [ 5565.276795][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5565.276795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.276795][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.276795][ T10] netlink_unicast+0x449/0x710 [ 5565.276795][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.276795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.276795][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.276795][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.276795][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.276795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.276795][ T10] [ 5565.279068][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5565.279068][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5565.279068][ T10] ipv6_find_idev+0x102/0x170 [ 5565.279068][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.279068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.279068][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.279068][ T10] netlink_unicast+0x449/0x710 [ 5565.279068][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.279068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.279068][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.279068][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.279068][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.279068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.279068][ T10] [ 5565.280839][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5565.280839][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5565.280839][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5565.280839][ T10] ipv6_find_idev+0x102/0x170 [ 5565.280839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5565.280839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5565.280839][ T10] netlink_rcv_skb+0x130/0x360 [ 5565.280839][ T10] netlink_unicast+0x449/0x710 [ 5565.280839][ T10] netlink_sendmsg+0x723/0xbe0 [ 5565.280839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5565.280839][ T10] ___sys_sendmsg+0xee/0x170 [ 5565.280839][ T10] __sys_sendmsg+0xcd/0x170 [ 5565.280839][ T10] do_syscall_64+0xc6/0x1e0 [ 5565.280839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5565.280839][ T10] [ 5575.302916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5575.303366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.303366][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5575.303366][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5575.303366][ T10] fib6_nh_init+0xa22/0x1580 [ 5575.303366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.303366][ T10] ip6_route_add+0x1c/0x140 [ 5575.303366][ T10] inet6_rtm_newroute+0x104/0x110 [ 5575.303366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.303366][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.303366][ T10] netlink_unicast+0x449/0x710 [ 5575.303366][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.303366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.303366][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.303366][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.303366][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.303366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.303366][ T10] [ 5575.305275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.305275][ T10] dst_init+0x84/0x4a0 [ 5575.305275][ T10] dst_alloc+0x97/0x150 [ 5575.305275][ T10] ip6_dst_alloc+0x23/0x90 [ 5575.305275][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5575.305275][ T10] ip6_pol_route+0x56f/0x840 [ 5575.305275][ T10] fib6_rule_lookup+0x456/0x630 [ 5575.305275][ T10] ip6_route_input+0x59c/0xa50 [ 5575.305275][ T10] ipv6_rcv+0x397/0x810 [ 5575.305275][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5575.305275][ T10] process_backlog+0x101/0x620 [ 5575.305275][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5575.305275][ T10] net_rx_action+0x495/0xbe0 [ 5575.305275][ T10] __do_softirq+0x1b5/0x7f6 [ 5575.305275][ T10] [ 5575.306926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.306926][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.306926][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.306926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.306926][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5575.306926][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5575.306926][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5575.306926][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5575.306926][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5575.306926][ T10] addrconf_dad_begin+0x310/0x670 [ 5575.306926][ T10] addrconf_dad_work+0x10b/0xab0 [ 5575.306926][ T10] process_one_work+0x84d/0x18a0 [ 5575.306926][ T10] worker_thread+0x587/0xd30 [ 5575.306926][ T10] kthread+0x28a/0x350 [ 5575.306926][ T10] ret_from_fork+0x31/0x70 [ 5575.306926][ T10] ret_from_fork_asm+0x1a/0x30 [ 5575.306926][ T10] [ 5575.308851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.308851][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.308851][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.308851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.308851][ T10] ip6_route_add+0x1c/0x140 [ 5575.308851][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5575.308851][ T10] inet6_addr_add+0x4f8/0xa40 [ 5575.308851][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.308851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.308851][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.308851][ T10] netlink_unicast+0x449/0x710 [ 5575.308851][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.308851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.308851][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.308851][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.308851][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.308851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.308851][ T10] [ 5575.310850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.310850][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.310850][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.310850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.310850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5575.310850][ T10] ipv6_add_addr+0x411/0x2000 [ 5575.310850][ T10] inet6_addr_add+0x30e/0xa40 [ 5575.310850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.310850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.310850][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.310850][ T10] netlink_unicast+0x449/0x710 [ 5575.310850][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.310850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.310850][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.310850][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.310850][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.310850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.310850][ T10] [ 5575.312867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.312867][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.312867][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.312867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.312867][ T10] ip6_route_add+0x1c/0x140 [ 5575.312867][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5575.312867][ T10] addrconf_add_dev+0xe2/0x170 [ 5575.312867][ T10] inet6_addr_add+0x12f/0xa40 [ 5575.312867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.312867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.312867][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.312867][ T10] netlink_unicast+0x449/0x710 [ 5575.312867][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.312867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.312867][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.312867][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.312867][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.312867][ T10] [ 5575.314839][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.314839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5575.314839][ T10] ipv6_find_idev+0x102/0x170 [ 5575.314839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.314839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.314839][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.314839][ T10] netlink_unicast+0x449/0x710 [ 5575.314839][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.314839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.314839][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.314839][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.314839][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.314839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.314839][ T10] [ 5575.316397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5575.316397][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5575.316397][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5575.316397][ T10] ipv6_find_idev+0x102/0x170 [ 5575.316397][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.316397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.316397][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.316397][ T10] netlink_unicast+0x449/0x710 [ 5575.316397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.316397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.316397][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.316397][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.316397][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.316397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.316397][ T10] [ 5575.318107][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5575.318392][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5575.318392][ T10] dst_init+0x84/0x4a0 [ 5575.318392][ T10] dst_alloc+0x97/0x150 [ 5575.318392][ T10] ip6_dst_alloc+0x23/0x90 [ 5575.318392][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5575.318392][ T10] ip6_pol_route+0x56f/0x840 [ 5575.318392][ T10] fib6_rule_lookup+0x456/0x630 [ 5575.318392][ T10] ip6_route_input+0x59c/0xa50 [ 5575.318392][ T10] ipv6_rcv+0x397/0x810 [ 5575.318392][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5575.318392][ T10] process_backlog+0x101/0x620 [ 5575.318392][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5575.318392][ T10] net_rx_action+0x495/0xbe0 [ 5575.318392][ T10] __do_softirq+0x1b5/0x7f6 [ 5575.318392][ T10] [ 5575.320041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.320041][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5575.320041][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5575.320041][ T10] fib6_nh_init+0xa22/0x1580 [ 5575.320041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.320041][ T10] ip6_route_add+0x1c/0x140 [ 5575.320041][ T10] inet6_rtm_newroute+0x104/0x110 [ 5575.320041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.320041][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.320041][ T10] netlink_unicast+0x449/0x710 [ 5575.320041][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.320041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.320041][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.320041][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.320041][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.320041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.320041][ T10] [ 5575.321931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.321931][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.321931][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.321931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.321931][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5575.321931][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5575.321931][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5575.321931][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5575.321931][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5575.321931][ T10] addrconf_dad_begin+0x310/0x670 [ 5575.321931][ T10] addrconf_dad_work+0x10b/0xab0 [ 5575.321931][ T10] process_one_work+0x84d/0x18a0 [ 5575.321931][ T10] worker_thread+0x587/0xd30 [ 5575.321931][ T10] kthread+0x28a/0x350 [ 5575.321931][ T10] ret_from_fork+0x31/0x70 [ 5575.321931][ T10] ret_from_fork_asm+0x1a/0x30 [ 5575.321931][ T10] [ 5575.323833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.323833][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.323833][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.323833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.323833][ T10] ip6_route_add+0x1c/0x140 [ 5575.323833][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5575.323833][ T10] inet6_addr_add+0x4f8/0xa40 [ 5575.323833][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.323833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.323833][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.323833][ T10] netlink_unicast+0x449/0x710 [ 5575.323833][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.323833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.323833][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.323833][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.323833][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.323833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.323833][ T10] [ 5575.325834][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.325834][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.325834][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.325834][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.325834][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5575.325834][ T10] ipv6_add_addr+0x411/0x2000 [ 5575.325834][ T10] inet6_addr_add+0x30e/0xa40 [ 5575.325834][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.325834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.325834][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.325834][ T10] netlink_unicast+0x449/0x710 [ 5575.325834][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.325834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.325834][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.325834][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.325834][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.325834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.325834][ T10] [ 5575.327845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.327845][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.327845][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.327845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.327845][ T10] ip6_route_add+0x1c/0x140 [ 5575.327845][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5575.327845][ T10] addrconf_add_dev+0xe2/0x170 [ 5575.327845][ T10] inet6_addr_add+0x12f/0xa40 [ 5575.327845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.327845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.327845][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.327845][ T10] netlink_unicast+0x449/0x710 [ 5575.327845][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.327845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.327845][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.327845][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.327845][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.327845][ T10] [ 5575.329931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.329931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5575.329931][ T10] ipv6_find_idev+0x102/0x170 [ 5575.329931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.329931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.329931][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.329931][ T10] netlink_unicast+0x449/0x710 [ 5575.329931][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.329931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.329931][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.329931][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.329931][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.329931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.329931][ T10] [ 5575.331724][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5575.331724][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5575.331724][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5575.331724][ T10] ipv6_find_idev+0x102/0x170 [ 5575.331724][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.331724][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.331724][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.331724][ T10] netlink_unicast+0x449/0x710 [ 5575.331724][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.331724][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.331724][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.331724][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.331724][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.331724][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.331724][ T10] [ 5575.333639][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5575.333894][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5575.333894][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.333894][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.333894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.333894][ T10] ip6_route_add+0x1c/0x140 [ 5575.333894][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5575.333894][ T10] inet6_addr_add+0x4f8/0xa40 [ 5575.333894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.333894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.333894][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.333894][ T10] netlink_unicast+0x449/0x710 [ 5575.333894][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.333894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.333894][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.333894][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.333894][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.333894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.333894][ T10] [ 5575.336093][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5575.336093][ T10] netdev_get_by_index+0x5e/0x80 [ 5575.336093][ T10] fib6_nh_init+0x3d8/0x1580 [ 5575.336093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5575.336093][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5575.336093][ T10] ipv6_add_addr+0x411/0x2000 [ 5575.336093][ T10] inet6_addr_add+0x30e/0xa40 [ 5575.336093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5575.336093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.336093][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.336093][ T10] netlink_unicast+0x449/0x710 [ 5575.336093][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.336093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.336093][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.336093][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.336093][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.336093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.336093][ T10] [ 5575.338269][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5575.338269][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5575.338269][ T10] ipv6_find_idev+0x102/0x170 [ 5575.338269][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.338269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.338269][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.338269][ T10] netlink_unicast+0x449/0x710 [ 5575.338269][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.338269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.338269][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.338269][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.338269][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.338269][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.338269][ T10] [ 5575.340062][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5575.340062][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5575.340062][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5575.340062][ T10] ipv6_find_idev+0x102/0x170 [ 5575.340062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5575.340062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5575.340062][ T10] netlink_rcv_skb+0x130/0x360 [ 5575.340062][ T10] netlink_unicast+0x449/0x710 [ 5575.340062][ T10] netlink_sendmsg+0x723/0xbe0 [ 5575.340062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5575.340062][ T10] ___sys_sendmsg+0xee/0x170 [ 5575.340062][ T10] __sys_sendmsg+0xcd/0x170 [ 5575.340062][ T10] do_syscall_64+0xc6/0x1e0 [ 5575.340062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5575.340062][ T10] [ 5585.430912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5585.431350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.431350][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5585.431350][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5585.431350][ T10] fib6_nh_init+0xa22/0x1580 [ 5585.431350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.431350][ T10] ip6_route_add+0x1c/0x140 [ 5585.431350][ T10] inet6_rtm_newroute+0x104/0x110 [ 5585.431350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.431350][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.431350][ T10] netlink_unicast+0x449/0x710 [ 5585.431350][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.431350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.431350][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.431350][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.431350][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.431350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.431350][ T10] [ 5585.433265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.433265][ T10] dst_init+0x84/0x4a0 [ 5585.433265][ T10] dst_alloc+0x97/0x150 [ 5585.433265][ T10] ip6_dst_alloc+0x23/0x90 [ 5585.433265][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5585.433265][ T10] ip6_pol_route+0x56f/0x840 [ 5585.433265][ T10] fib6_rule_lookup+0x456/0x630 [ 5585.433265][ T10] ip6_route_input+0x59c/0xa50 [ 5585.433265][ T10] ipv6_rcv+0x397/0x810 [ 5585.433265][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5585.433265][ T10] process_backlog+0x101/0x620 [ 5585.433265][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5585.433265][ T10] net_rx_action+0x495/0xbe0 [ 5585.433265][ T10] __do_softirq+0x1b5/0x7f6 [ 5585.433265][ T10] [ 5585.434915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.434915][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.434915][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.434915][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.434915][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5585.434915][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5585.434915][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5585.434915][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5585.434915][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5585.434915][ T10] addrconf_dad_begin+0x310/0x670 [ 5585.434915][ T10] addrconf_dad_work+0x10b/0xab0 [ 5585.434915][ T10] process_one_work+0x84d/0x18a0 [ 5585.434915][ T10] worker_thread+0x587/0xd30 [ 5585.434915][ T10] kthread+0x28a/0x350 [ 5585.434915][ T10] ret_from_fork+0x31/0x70 [ 5585.434915][ T10] ret_from_fork_asm+0x1a/0x30 [ 5585.434915][ T10] [ 5585.436847][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.436847][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.436847][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.436847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.436847][ T10] ip6_route_add+0x1c/0x140 [ 5585.436847][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5585.436847][ T10] inet6_addr_add+0x4f8/0xa40 [ 5585.436847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.436847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.436847][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.436847][ T10] netlink_unicast+0x449/0x710 [ 5585.436847][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.436847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.436847][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.436847][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.436847][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.436847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.436847][ T10] [ 5585.438851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.438851][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.438851][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.438851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.438851][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5585.438851][ T10] ipv6_add_addr+0x411/0x2000 [ 5585.438851][ T10] inet6_addr_add+0x30e/0xa40 [ 5585.438851][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.438851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.438851][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.438851][ T10] netlink_unicast+0x449/0x710 [ 5585.438851][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.438851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.438851][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.438851][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.438851][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.438851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.438851][ T10] [ 5585.440853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.440853][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.440853][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.440853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.440853][ T10] ip6_route_add+0x1c/0x140 [ 5585.440853][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5585.440853][ T10] addrconf_add_dev+0xe2/0x170 [ 5585.440853][ T10] inet6_addr_add+0x12f/0xa40 [ 5585.440853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.440853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.440853][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.440853][ T10] netlink_unicast+0x449/0x710 [ 5585.440853][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.440853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.440853][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.440853][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.440853][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.440853][ T10] [ 5585.442811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.442811][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5585.442811][ T10] ipv6_find_idev+0x102/0x170 [ 5585.442811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.442811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.442811][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.442811][ T10] netlink_unicast+0x449/0x710 [ 5585.442811][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.442811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.442811][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.442811][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.442811][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.442811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.442811][ T10] [ 5585.444346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5585.444346][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5585.444346][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5585.444346][ T10] ipv6_find_idev+0x102/0x170 [ 5585.444346][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.444346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.444346][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.444346][ T10] netlink_unicast+0x449/0x710 [ 5585.444346][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.444346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.444346][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.444346][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.444346][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.444346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.444346][ T10] [ 5585.446033][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5585.446313][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5585.446313][ T10] dst_init+0x84/0x4a0 [ 5585.446313][ T10] dst_alloc+0x97/0x150 [ 5585.446313][ T10] ip6_dst_alloc+0x23/0x90 [ 5585.446313][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5585.446313][ T10] ip6_pol_route+0x56f/0x840 [ 5585.446313][ T10] fib6_rule_lookup+0x456/0x630 [ 5585.446313][ T10] ip6_route_input+0x59c/0xa50 [ 5585.446313][ T10] ipv6_rcv+0x397/0x810 [ 5585.446313][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5585.446313][ T10] process_backlog+0x101/0x620 [ 5585.446313][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5585.446313][ T10] net_rx_action+0x495/0xbe0 [ 5585.446313][ T10] __do_softirq+0x1b5/0x7f6 [ 5585.446313][ T10] [ 5585.447949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.447949][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5585.447949][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5585.447949][ T10] fib6_nh_init+0xa22/0x1580 [ 5585.447949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.447949][ T10] ip6_route_add+0x1c/0x140 [ 5585.447949][ T10] inet6_rtm_newroute+0x104/0x110 [ 5585.447949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.447949][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.447949][ T10] netlink_unicast+0x449/0x710 [ 5585.447949][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.447949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.447949][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.447949][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.447949][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.447949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.447949][ T10] [ 5585.449833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.449833][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.449833][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.449833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.449833][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5585.449833][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5585.449833][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5585.449833][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5585.449833][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5585.449833][ T10] addrconf_dad_begin+0x310/0x670 [ 5585.449833][ T10] addrconf_dad_work+0x10b/0xab0 [ 5585.449833][ T10] process_one_work+0x84d/0x18a0 [ 5585.449833][ T10] worker_thread+0x587/0xd30 [ 5585.449833][ T10] kthread+0x28a/0x350 [ 5585.449833][ T10] ret_from_fork+0x31/0x70 [ 5585.449833][ T10] ret_from_fork_asm+0x1a/0x30 [ 5585.449833][ T10] [ 5585.451760][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.451760][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.451760][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.451760][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.451760][ T10] ip6_route_add+0x1c/0x140 [ 5585.451760][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5585.451760][ T10] inet6_addr_add+0x4f8/0xa40 [ 5585.451760][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.451760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.451760][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.451760][ T10] netlink_unicast+0x449/0x710 [ 5585.451760][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.451760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.451760][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.451760][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.451760][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.451760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.451760][ T10] [ 5585.453773][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.453773][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.453773][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.453773][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.453773][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5585.453773][ T10] ipv6_add_addr+0x411/0x2000 [ 5585.453773][ T10] inet6_addr_add+0x30e/0xa40 [ 5585.453773][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.453773][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.453773][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.453773][ T10] netlink_unicast+0x449/0x710 [ 5585.453773][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.453773][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.453773][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.453773][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.453773][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.453773][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.453773][ T10] [ 5585.455786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.455786][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.455786][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.455786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.455786][ T10] ip6_route_add+0x1c/0x140 [ 5585.455786][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5585.455786][ T10] addrconf_add_dev+0xe2/0x170 [ 5585.455786][ T10] inet6_addr_add+0x12f/0xa40 [ 5585.455786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.455786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.455786][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.455786][ T10] netlink_unicast+0x449/0x710 [ 5585.455786][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.455786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.455786][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.455786][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.455786][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.455786][ T10] [ 5585.457888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.457888][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5585.457888][ T10] ipv6_find_idev+0x102/0x170 [ 5585.457888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.457888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.457888][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.457888][ T10] netlink_unicast+0x449/0x710 [ 5585.457888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.457888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.457888][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.457888][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.457888][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.457888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.457888][ T10] [ 5585.459629][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5585.459629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5585.459629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5585.459629][ T10] ipv6_find_idev+0x102/0x170 [ 5585.459629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.459629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.459629][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.459629][ T10] netlink_unicast+0x449/0x710 [ 5585.459629][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.459629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.459629][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.459629][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.459629][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.459629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.459629][ T10] [ 5585.462574][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5585.462840][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5585.462840][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.462840][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.462840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.462840][ T10] ip6_route_add+0x1c/0x140 [ 5585.462840][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5585.462840][ T10] inet6_addr_add+0x4f8/0xa40 [ 5585.462840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.462840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.462840][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.462840][ T10] netlink_unicast+0x449/0x710 [ 5585.462840][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.462840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.462840][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.462840][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.462840][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.462840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.462840][ T10] [ 5585.465094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5585.465094][ T10] netdev_get_by_index+0x5e/0x80 [ 5585.465094][ T10] fib6_nh_init+0x3d8/0x1580 [ 5585.465094][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5585.465094][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5585.465094][ T10] ipv6_add_addr+0x411/0x2000 [ 5585.465094][ T10] inet6_addr_add+0x30e/0xa40 [ 5585.465094][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5585.465094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.465094][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.465094][ T10] netlink_unicast+0x449/0x710 [ 5585.465094][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.465094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.465094][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.465094][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.465094][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.465094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.465094][ T10] [ 5585.467274][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5585.467274][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5585.467274][ T10] ipv6_find_idev+0x102/0x170 [ 5585.467274][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.467274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.467274][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.467274][ T10] netlink_unicast+0x449/0x710 [ 5585.467274][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.467274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.467274][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.467274][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.467274][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.467274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.467274][ T10] [ 5585.468999][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5585.468999][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5585.468999][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5585.468999][ T10] ipv6_find_idev+0x102/0x170 [ 5585.468999][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5585.468999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5585.468999][ T10] netlink_rcv_skb+0x130/0x360 [ 5585.468999][ T10] netlink_unicast+0x449/0x710 [ 5585.468999][ T10] netlink_sendmsg+0x723/0xbe0 [ 5585.468999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5585.468999][ T10] ___sys_sendmsg+0xee/0x170 [ 5585.468999][ T10] __sys_sendmsg+0xcd/0x170 [ 5585.468999][ T10] do_syscall_64+0xc6/0x1e0 [ 5585.468999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5585.468999][ T10] [ 5595.726915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5595.727356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.727356][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5595.727356][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5595.727356][ T10] fib6_nh_init+0xa22/0x1580 [ 5595.727356][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.727356][ T10] ip6_route_add+0x1c/0x140 [ 5595.727356][ T10] inet6_rtm_newroute+0x104/0x110 [ 5595.727356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.727356][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.727356][ T10] netlink_unicast+0x449/0x710 [ 5595.727356][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.727356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.727356][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.727356][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.727356][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.727356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.727356][ T10] [ 5595.729288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.729288][ T10] dst_init+0x84/0x4a0 [ 5595.729288][ T10] dst_alloc+0x97/0x150 [ 5595.729288][ T10] ip6_dst_alloc+0x23/0x90 [ 5595.729288][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5595.729288][ T10] ip6_pol_route+0x56f/0x840 [ 5595.729288][ T10] fib6_rule_lookup+0x456/0x630 [ 5595.729288][ T10] ip6_route_input+0x59c/0xa50 [ 5595.729288][ T10] ipv6_rcv+0x397/0x810 [ 5595.729288][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5595.729288][ T10] process_backlog+0x101/0x620 [ 5595.729288][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5595.729288][ T10] net_rx_action+0x495/0xbe0 [ 5595.729288][ T10] __do_softirq+0x1b5/0x7f6 [ 5595.729288][ T10] [ 5595.730959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.730959][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.730959][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.730959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.730959][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5595.730959][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5595.730959][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5595.730959][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5595.730959][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5595.730959][ T10] addrconf_dad_begin+0x310/0x670 [ 5595.730959][ T10] addrconf_dad_work+0x10b/0xab0 [ 5595.730959][ T10] process_one_work+0x84d/0x18a0 [ 5595.730959][ T10] worker_thread+0x587/0xd30 [ 5595.730959][ T10] kthread+0x28a/0x350 [ 5595.730959][ T10] ret_from_fork+0x31/0x70 [ 5595.730959][ T10] ret_from_fork_asm+0x1a/0x30 [ 5595.730959][ T10] [ 5595.732889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.732889][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.732889][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.732889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.732889][ T10] ip6_route_add+0x1c/0x140 [ 5595.732889][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5595.732889][ T10] inet6_addr_add+0x4f8/0xa40 [ 5595.732889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.732889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.732889][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.732889][ T10] netlink_unicast+0x449/0x710 [ 5595.732889][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.732889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.732889][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.732889][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.732889][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.732889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.732889][ T10] [ 5595.734889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.734889][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.734889][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.734889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.734889][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5595.734889][ T10] ipv6_add_addr+0x411/0x2000 [ 5595.734889][ T10] inet6_addr_add+0x30e/0xa40 [ 5595.734889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.734889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.734889][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.734889][ T10] netlink_unicast+0x449/0x710 [ 5595.734889][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.734889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.734889][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.734889][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.734889][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.734889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.734889][ T10] [ 5595.736916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.736916][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.736916][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.736916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.736916][ T10] ip6_route_add+0x1c/0x140 [ 5595.736916][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5595.736916][ T10] addrconf_add_dev+0xe2/0x170 [ 5595.736916][ T10] inet6_addr_add+0x12f/0xa40 [ 5595.736916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.736916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.736916][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.736916][ T10] netlink_unicast+0x449/0x710 [ 5595.736916][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.736916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.736916][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.736916][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.736916][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.736916][ T10] [ 5595.738884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.738884][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5595.738884][ T10] ipv6_find_idev+0x102/0x170 [ 5595.738884][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.738884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.738884][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.738884][ T10] netlink_unicast+0x449/0x710 [ 5595.738884][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.738884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.738884][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.738884][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.738884][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.738884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.738884][ T10] [ 5595.740433][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5595.740433][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5595.740433][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5595.740433][ T10] ipv6_find_idev+0x102/0x170 [ 5595.740433][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.740433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.740433][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.740433][ T10] netlink_unicast+0x449/0x710 [ 5595.740433][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.740433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.740433][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.740433][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.740433][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.740433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.740433][ T10] [ 5595.742126][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5595.742411][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5595.742411][ T10] dst_init+0x84/0x4a0 [ 5595.742411][ T10] dst_alloc+0x97/0x150 [ 5595.742411][ T10] ip6_dst_alloc+0x23/0x90 [ 5595.742411][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5595.742411][ T10] ip6_pol_route+0x56f/0x840 [ 5595.742411][ T10] fib6_rule_lookup+0x456/0x630 [ 5595.742411][ T10] ip6_route_input+0x59c/0xa50 [ 5595.742411][ T10] ipv6_rcv+0x397/0x810 [ 5595.742411][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5595.742411][ T10] process_backlog+0x101/0x620 [ 5595.742411][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5595.742411][ T10] net_rx_action+0x495/0xbe0 [ 5595.742411][ T10] __do_softirq+0x1b5/0x7f6 [ 5595.742411][ T10] [ 5595.744058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.744058][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5595.744058][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5595.744058][ T10] fib6_nh_init+0xa22/0x1580 [ 5595.744058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.744058][ T10] ip6_route_add+0x1c/0x140 [ 5595.744058][ T10] inet6_rtm_newroute+0x104/0x110 [ 5595.744058][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.744058][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.744058][ T10] netlink_unicast+0x449/0x710 [ 5595.744058][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.744058][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.744058][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.744058][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.744058][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.744058][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.744058][ T10] [ 5595.745940][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.745940][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.745940][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.745940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.745940][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5595.745940][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5595.745940][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5595.745940][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5595.745940][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5595.745940][ T10] addrconf_dad_begin+0x310/0x670 [ 5595.745940][ T10] addrconf_dad_work+0x10b/0xab0 [ 5595.745940][ T10] process_one_work+0x84d/0x18a0 [ 5595.745940][ T10] worker_thread+0x587/0xd30 [ 5595.745940][ T10] kthread+0x28a/0x350 [ 5595.745940][ T10] ret_from_fork+0x31/0x70 [ 5595.745940][ T10] ret_from_fork_asm+0x1a/0x30 [ 5595.745940][ T10] [ 5595.747852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.747852][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.747852][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.747852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.747852][ T10] ip6_route_add+0x1c/0x140 [ 5595.747852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5595.747852][ T10] inet6_addr_add+0x4f8/0xa40 [ 5595.747852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.747852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.747852][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.747852][ T10] netlink_unicast+0x449/0x710 [ 5595.747852][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.747852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.747852][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.747852][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.747852][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.747852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.747852][ T10] [ 5595.749862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.749862][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.749862][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.749862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.749862][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5595.749862][ T10] ipv6_add_addr+0x411/0x2000 [ 5595.749862][ T10] inet6_addr_add+0x30e/0xa40 [ 5595.749862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.749862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.749862][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.749862][ T10] netlink_unicast+0x449/0x710 [ 5595.749862][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.749862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.749862][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.749862][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.749862][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.749862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.749862][ T10] [ 5595.751867][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.751867][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.751867][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.751867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.751867][ T10] ip6_route_add+0x1c/0x140 [ 5595.751867][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5595.751867][ T10] addrconf_add_dev+0xe2/0x170 [ 5595.751867][ T10] inet6_addr_add+0x12f/0xa40 [ 5595.751867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.751867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.751867][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.751867][ T10] netlink_unicast+0x449/0x710 [ 5595.751867][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.751867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.751867][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.751867][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.751867][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.751867][ T10] [ 5595.753973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.753973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5595.753973][ T10] ipv6_find_idev+0x102/0x170 [ 5595.753973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.753973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.753973][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.753973][ T10] netlink_unicast+0x449/0x710 [ 5595.753973][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.753973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.753973][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.753973][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.753973][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.753973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.753973][ T10] [ 5595.755772][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5595.755772][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5595.755772][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5595.755772][ T10] ipv6_find_idev+0x102/0x170 [ 5595.755772][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.755772][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.755772][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.755772][ T10] netlink_unicast+0x449/0x710 [ 5595.755772][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.755772][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.755772][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.755772][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.755772][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.755772][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.755772][ T10] [ 5595.757692][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5595.757947][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5595.757947][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.757947][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.757947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.757947][ T10] ip6_route_add+0x1c/0x140 [ 5595.757947][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5595.757947][ T10] inet6_addr_add+0x4f8/0xa40 [ 5595.757947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.757947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.757947][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.757947][ T10] netlink_unicast+0x449/0x710 [ 5595.757947][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.757947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.757947][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.757947][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.757947][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.757947][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.757947][ T10] [ 5595.760208][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5595.760208][ T10] netdev_get_by_index+0x5e/0x80 [ 5595.760208][ T10] fib6_nh_init+0x3d8/0x1580 [ 5595.760208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5595.760208][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5595.760208][ T10] ipv6_add_addr+0x411/0x2000 [ 5595.760208][ T10] inet6_addr_add+0x30e/0xa40 [ 5595.760208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5595.760208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.760208][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.760208][ T10] netlink_unicast+0x449/0x710 [ 5595.760208][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.760208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.760208][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.760208][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.760208][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.760208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.760208][ T10] [ 5595.762387][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5595.762387][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5595.762387][ T10] ipv6_find_idev+0x102/0x170 [ 5595.762387][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.762387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.762387][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.762387][ T10] netlink_unicast+0x449/0x710 [ 5595.762387][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.762387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.762387][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.762387][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.762387][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.762387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.762387][ T10] [ 5595.764169][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5595.764169][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5595.764169][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5595.764169][ T10] ipv6_find_idev+0x102/0x170 [ 5595.764169][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5595.764169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5595.764169][ T10] netlink_rcv_skb+0x130/0x360 [ 5595.764169][ T10] netlink_unicast+0x449/0x710 [ 5595.764169][ T10] netlink_sendmsg+0x723/0xbe0 [ 5595.764169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5595.764169][ T10] ___sys_sendmsg+0xee/0x170 [ 5595.764169][ T10] __sys_sendmsg+0xcd/0x170 [ 5595.764169][ T10] do_syscall_64+0xc6/0x1e0 [ 5595.764169][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5595.764169][ T10] [ 5606.014919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5606.015373][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.015373][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5606.015373][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5606.015373][ T10] fib6_nh_init+0xa22/0x1580 [ 5606.015373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.015373][ T10] ip6_route_add+0x1c/0x140 [ 5606.015373][ T10] inet6_rtm_newroute+0x104/0x110 [ 5606.015373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.015373][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.015373][ T10] netlink_unicast+0x449/0x710 [ 5606.015373][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.015373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.015373][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.015373][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.015373][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.015373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.015373][ T10] [ 5606.017278][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.017278][ T10] dst_init+0x84/0x4a0 [ 5606.017278][ T10] dst_alloc+0x97/0x150 [ 5606.017278][ T10] ip6_dst_alloc+0x23/0x90 [ 5606.017278][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5606.017278][ T10] ip6_pol_route+0x56f/0x840 [ 5606.017278][ T10] fib6_rule_lookup+0x456/0x630 [ 5606.017278][ T10] ip6_route_input+0x59c/0xa50 [ 5606.017278][ T10] ipv6_rcv+0x397/0x810 [ 5606.017278][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5606.017278][ T10] process_backlog+0x101/0x620 [ 5606.017278][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5606.017278][ T10] net_rx_action+0x495/0xbe0 [ 5606.017278][ T10] __do_softirq+0x1b5/0x7f6 [ 5606.017278][ T10] [ 5606.018934][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.018934][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.018934][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.018934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.018934][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5606.018934][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5606.018934][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5606.018934][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5606.018934][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5606.018934][ T10] addrconf_dad_begin+0x310/0x670 [ 5606.018934][ T10] addrconf_dad_work+0x10b/0xab0 [ 5606.018934][ T10] process_one_work+0x84d/0x18a0 [ 5606.018934][ T10] worker_thread+0x587/0xd30 [ 5606.018934][ T10] kthread+0x28a/0x350 [ 5606.018934][ T10] ret_from_fork+0x31/0x70 [ 5606.018934][ T10] ret_from_fork_asm+0x1a/0x30 [ 5606.018934][ T10] [ 5606.020864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.020864][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.020864][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.020864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.020864][ T10] ip6_route_add+0x1c/0x140 [ 5606.020864][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5606.020864][ T10] inet6_addr_add+0x4f8/0xa40 [ 5606.020864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.020864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.020864][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.020864][ T10] netlink_unicast+0x449/0x710 [ 5606.020864][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.020864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.020864][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.020864][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.020864][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.020864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.020864][ T10] [ 5606.022868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.022868][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.022868][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.022868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.022868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5606.022868][ T10] ipv6_add_addr+0x411/0x2000 [ 5606.022868][ T10] inet6_addr_add+0x30e/0xa40 [ 5606.022868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.022868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.022868][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.022868][ T10] netlink_unicast+0x449/0x710 [ 5606.022868][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.022868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.022868][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.022868][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.022868][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.022868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.022868][ T10] [ 5606.024880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.024880][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.024880][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.024880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.024880][ T10] ip6_route_add+0x1c/0x140 [ 5606.024880][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5606.024880][ T10] addrconf_add_dev+0xe2/0x170 [ 5606.024880][ T10] inet6_addr_add+0x12f/0xa40 [ 5606.024880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.024880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.024880][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.024880][ T10] netlink_unicast+0x449/0x710 [ 5606.024880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.024880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.024880][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.024880][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.024880][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.024880][ T10] [ 5606.026854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.026854][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5606.026854][ T10] ipv6_find_idev+0x102/0x170 [ 5606.026854][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.026854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.026854][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.026854][ T10] netlink_unicast+0x449/0x710 [ 5606.026854][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.026854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.026854][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.026854][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.026854][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.026854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.026854][ T10] [ 5606.028395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5606.028395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5606.028395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5606.028395][ T10] ipv6_find_idev+0x102/0x170 [ 5606.028395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.028395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.028395][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.028395][ T10] netlink_unicast+0x449/0x710 [ 5606.028395][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.028395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.028395][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.028395][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.028395][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.028395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.028395][ T10] [ 5606.030101][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5606.030385][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5606.030385][ T10] dst_init+0x84/0x4a0 [ 5606.030385][ T10] dst_alloc+0x97/0x150 [ 5606.030385][ T10] ip6_dst_alloc+0x23/0x90 [ 5606.030385][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5606.030385][ T10] ip6_pol_route+0x56f/0x840 [ 5606.030385][ T10] fib6_rule_lookup+0x456/0x630 [ 5606.030385][ T10] ip6_route_input+0x59c/0xa50 [ 5606.030385][ T10] ipv6_rcv+0x397/0x810 [ 5606.030385][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5606.030385][ T10] process_backlog+0x101/0x620 [ 5606.030385][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5606.030385][ T10] net_rx_action+0x495/0xbe0 [ 5606.030385][ T10] __do_softirq+0x1b5/0x7f6 [ 5606.030385][ T10] [ 5606.032023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.032023][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5606.032023][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5606.032023][ T10] fib6_nh_init+0xa22/0x1580 [ 5606.032023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.032023][ T10] ip6_route_add+0x1c/0x140 [ 5606.032023][ T10] inet6_rtm_newroute+0x104/0x110 [ 5606.032023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.032023][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.032023][ T10] netlink_unicast+0x449/0x710 [ 5606.032023][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.032023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.032023][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.032023][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.032023][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.032023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.032023][ T10] [ 5606.033914][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.033914][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.033914][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.033914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.033914][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5606.033914][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5606.033914][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5606.033914][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5606.033914][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5606.033914][ T10] addrconf_dad_begin+0x310/0x670 [ 5606.033914][ T10] addrconf_dad_work+0x10b/0xab0 [ 5606.033914][ T10] process_one_work+0x84d/0x18a0 [ 5606.033914][ T10] worker_thread+0x587/0xd30 [ 5606.033914][ T10] kthread+0x28a/0x350 [ 5606.033914][ T10] ret_from_fork+0x31/0x70 [ 5606.033914][ T10] ret_from_fork_asm+0x1a/0x30 [ 5606.033914][ T10] [ 5606.035823][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.035823][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.035823][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.035823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.035823][ T10] ip6_route_add+0x1c/0x140 [ 5606.035823][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5606.035823][ T10] inet6_addr_add+0x4f8/0xa40 [ 5606.035823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.035823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.035823][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.035823][ T10] netlink_unicast+0x449/0x710 [ 5606.035823][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.035823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.035823][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.035823][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.035823][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.035823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.035823][ T10] [ 5606.037822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.037822][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.037822][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.037822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.037822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5606.037822][ T10] ipv6_add_addr+0x411/0x2000 [ 5606.037822][ T10] inet6_addr_add+0x30e/0xa40 [ 5606.037822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.037822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.037822][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.037822][ T10] netlink_unicast+0x449/0x710 [ 5606.037822][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.037822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.037822][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.037822][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.037822][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.037822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.037822][ T10] [ 5606.040416][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.040416][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.040416][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.040416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.040416][ T10] ip6_route_add+0x1c/0x140 [ 5606.040416][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5606.040416][ T10] addrconf_add_dev+0xe2/0x170 [ 5606.040416][ T10] inet6_addr_add+0x12f/0xa40 [ 5606.040416][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.040416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.040416][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.040416][ T10] netlink_unicast+0x449/0x710 [ 5606.040416][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.040416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.040416][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.040416][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.040416][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.040416][ T10] [ 5606.043627][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.043627][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5606.043627][ T10] ipv6_find_idev+0x102/0x170 [ 5606.043627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.043627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.043627][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.043627][ T10] netlink_unicast+0x449/0x710 [ 5606.043627][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.043627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.043627][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.043627][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.043627][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.043627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.043627][ T10] [ 5606.046340][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5606.046340][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5606.046340][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5606.046340][ T10] ipv6_find_idev+0x102/0x170 [ 5606.046340][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.046340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.046340][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.046340][ T10] netlink_unicast+0x449/0x710 [ 5606.046340][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.046340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.046340][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.046340][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.046340][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.046340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.046340][ T10] [ 5606.049246][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5606.049642][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5606.049642][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.049642][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.049642][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.049642][ T10] ip6_route_add+0x1c/0x140 [ 5606.049642][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5606.049642][ T10] inet6_addr_add+0x4f8/0xa40 [ 5606.049642][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.049642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.049642][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.049642][ T10] netlink_unicast+0x449/0x710 [ 5606.049642][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.049642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.049642][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.049642][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.049642][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.049642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.049642][ T10] [ 5606.052907][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5606.052907][ T10] netdev_get_by_index+0x5e/0x80 [ 5606.052907][ T10] fib6_nh_init+0x3d8/0x1580 [ 5606.052907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5606.052907][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5606.052907][ T10] ipv6_add_addr+0x411/0x2000 [ 5606.052907][ T10] inet6_addr_add+0x30e/0xa40 [ 5606.052907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5606.052907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.052907][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.052907][ T10] netlink_unicast+0x449/0x710 [ 5606.052907][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.052907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.052907][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.052907][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.052907][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.052907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.052907][ T10] [ 5606.055707][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5606.055707][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5606.055707][ T10] ipv6_find_idev+0x102/0x170 [ 5606.055707][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.055707][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.055707][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.055707][ T10] netlink_unicast+0x449/0x710 [ 5606.055707][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.055707][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.055707][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.055707][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.055707][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.055707][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.055707][ T10] [ 5606.057372][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5606.057372][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5606.057372][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5606.057372][ T10] ipv6_find_idev+0x102/0x170 [ 5606.057372][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5606.057372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5606.057372][ T10] netlink_rcv_skb+0x130/0x360 [ 5606.057372][ T10] netlink_unicast+0x449/0x710 [ 5606.057372][ T10] netlink_sendmsg+0x723/0xbe0 [ 5606.057372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5606.057372][ T10] ___sys_sendmsg+0xee/0x170 [ 5606.057372][ T10] __sys_sendmsg+0xcd/0x170 [ 5606.057372][ T10] do_syscall_64+0xc6/0x1e0 [ 5606.057372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5606.057372][ T10] [ 5616.094916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5616.095357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.095357][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5616.095357][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5616.095357][ T10] fib6_nh_init+0xa22/0x1580 [ 5616.095357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.095357][ T10] ip6_route_add+0x1c/0x140 [ 5616.095357][ T10] inet6_rtm_newroute+0x104/0x110 [ 5616.095357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.095357][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.095357][ T10] netlink_unicast+0x449/0x710 [ 5616.095357][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.095357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.095357][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.095357][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.095357][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.095357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.095357][ T10] [ 5616.097263][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.097263][ T10] dst_init+0x84/0x4a0 [ 5616.097263][ T10] dst_alloc+0x97/0x150 [ 5616.097263][ T10] ip6_dst_alloc+0x23/0x90 [ 5616.097263][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5616.097263][ T10] ip6_pol_route+0x56f/0x840 [ 5616.097263][ T10] fib6_rule_lookup+0x456/0x630 [ 5616.097263][ T10] ip6_route_input+0x59c/0xa50 [ 5616.097263][ T10] ipv6_rcv+0x397/0x810 [ 5616.097263][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5616.097263][ T10] process_backlog+0x101/0x620 [ 5616.097263][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5616.097263][ T10] net_rx_action+0x495/0xbe0 [ 5616.097263][ T10] __do_softirq+0x1b5/0x7f6 [ 5616.097263][ T10] [ 5616.098937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.098937][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.098937][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.098937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.098937][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5616.098937][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5616.098937][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5616.098937][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5616.098937][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5616.098937][ T10] addrconf_dad_begin+0x310/0x670 [ 5616.098937][ T10] addrconf_dad_work+0x10b/0xab0 [ 5616.098937][ T10] process_one_work+0x84d/0x18a0 [ 5616.098937][ T10] worker_thread+0x587/0xd30 [ 5616.098937][ T10] kthread+0x28a/0x350 [ 5616.098937][ T10] ret_from_fork+0x31/0x70 [ 5616.098937][ T10] ret_from_fork_asm+0x1a/0x30 [ 5616.098937][ T10] [ 5616.100877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.100877][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.100877][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.100877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.100877][ T10] ip6_route_add+0x1c/0x140 [ 5616.100877][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5616.100877][ T10] inet6_addr_add+0x4f8/0xa40 [ 5616.100877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.100877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.100877][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.100877][ T10] netlink_unicast+0x449/0x710 [ 5616.100877][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.100877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.100877][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.100877][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.100877][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.100877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.100877][ T10] [ 5616.103453][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.103453][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.103453][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.103453][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.103453][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5616.103453][ T10] ipv6_add_addr+0x411/0x2000 [ 5616.103453][ T10] inet6_addr_add+0x30e/0xa40 [ 5616.103453][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.103453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.103453][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.103453][ T10] netlink_unicast+0x449/0x710 [ 5616.103453][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.103453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.103453][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.103453][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.103453][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.103453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.103453][ T10] [ 5616.105443][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.105443][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.105443][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.105443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.105443][ T10] ip6_route_add+0x1c/0x140 [ 5616.105443][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5616.105443][ T10] addrconf_add_dev+0xe2/0x170 [ 5616.105443][ T10] inet6_addr_add+0x12f/0xa40 [ 5616.105443][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.105443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.105443][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.105443][ T10] netlink_unicast+0x449/0x710 [ 5616.105443][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.105443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.105443][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.105443][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.105443][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.105443][ T10] [ 5616.107403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.107403][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5616.107403][ T10] ipv6_find_idev+0x102/0x170 [ 5616.107403][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.107403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.107403][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.107403][ T10] netlink_unicast+0x449/0x710 [ 5616.107403][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.107403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.107403][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.107403][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.107403][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.107403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.107403][ T10] [ 5616.108937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5616.108937][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5616.108937][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5616.108937][ T10] ipv6_find_idev+0x102/0x170 [ 5616.108937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.108937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.108937][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.108937][ T10] netlink_unicast+0x449/0x710 [ 5616.108937][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.108937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.108937][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.108937][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.108937][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.108937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.108937][ T10] [ 5616.110636][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5616.110928][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5616.110928][ T10] dst_init+0x84/0x4a0 [ 5616.110928][ T10] dst_alloc+0x97/0x150 [ 5616.110928][ T10] ip6_dst_alloc+0x23/0x90 [ 5616.110928][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5616.110928][ T10] ip6_pol_route+0x56f/0x840 [ 5616.110928][ T10] fib6_rule_lookup+0x456/0x630 [ 5616.110928][ T10] ip6_route_input+0x59c/0xa50 [ 5616.110928][ T10] ipv6_rcv+0x397/0x810 [ 5616.110928][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5616.110928][ T10] process_backlog+0x101/0x620 [ 5616.110928][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5616.110928][ T10] net_rx_action+0x495/0xbe0 [ 5616.110928][ T10] __do_softirq+0x1b5/0x7f6 [ 5616.110928][ T10] [ 5616.112562][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.112562][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5616.112562][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5616.112562][ T10] fib6_nh_init+0xa22/0x1580 [ 5616.112562][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.112562][ T10] ip6_route_add+0x1c/0x140 [ 5616.112562][ T10] inet6_rtm_newroute+0x104/0x110 [ 5616.112562][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.112562][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.112562][ T10] netlink_unicast+0x449/0x710 [ 5616.112562][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.112562][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.112562][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.112562][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.112562][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.112562][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.112562][ T10] [ 5616.114438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.114438][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.114438][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.114438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.114438][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5616.114438][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5616.114438][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5616.114438][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5616.114438][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5616.114438][ T10] addrconf_dad_begin+0x310/0x670 [ 5616.114438][ T10] addrconf_dad_work+0x10b/0xab0 [ 5616.114438][ T10] process_one_work+0x84d/0x18a0 [ 5616.114438][ T10] worker_thread+0x587/0xd30 [ 5616.114438][ T10] kthread+0x28a/0x350 [ 5616.114438][ T10] ret_from_fork+0x31/0x70 [ 5616.114438][ T10] ret_from_fork_asm+0x1a/0x30 [ 5616.114438][ T10] [ 5616.116344][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.116344][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.116344][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.116344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.116344][ T10] ip6_route_add+0x1c/0x140 [ 5616.116344][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5616.116344][ T10] inet6_addr_add+0x4f8/0xa40 [ 5616.116344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.116344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.116344][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.116344][ T10] netlink_unicast+0x449/0x710 [ 5616.116344][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.116344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.116344][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.116344][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.116344][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.116344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.116344][ T10] [ 5616.118335][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.118335][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.118335][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.118335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.118335][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5616.118335][ T10] ipv6_add_addr+0x411/0x2000 [ 5616.118335][ T10] inet6_addr_add+0x30e/0xa40 [ 5616.118335][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.118335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.118335][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.118335][ T10] netlink_unicast+0x449/0x710 [ 5616.118335][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.118335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.118335][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.118335][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.118335][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.118335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.118335][ T10] [ 5616.120357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.120357][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.120357][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.120357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.120357][ T10] ip6_route_add+0x1c/0x140 [ 5616.120357][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5616.120357][ T10] addrconf_add_dev+0xe2/0x170 [ 5616.120357][ T10] inet6_addr_add+0x12f/0xa40 [ 5616.120357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.120357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.120357][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.120357][ T10] netlink_unicast+0x449/0x710 [ 5616.120357][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.120357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.120357][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.120357][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.120357][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.120357][ T10] [ 5616.122507][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.122507][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5616.122507][ T10] ipv6_find_idev+0x102/0x170 [ 5616.122507][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.122507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.122507][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.122507][ T10] netlink_unicast+0x449/0x710 [ 5616.122507][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.122507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.122507][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.122507][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.122507][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.122507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.122507][ T10] [ 5616.124240][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5616.124240][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5616.124240][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5616.124240][ T10] ipv6_find_idev+0x102/0x170 [ 5616.124240][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.124240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.124240][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.124240][ T10] netlink_unicast+0x449/0x710 [ 5616.124240][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.124240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.124240][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.124240][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.124240][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.124240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.124240][ T10] [ 5616.126169][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5616.126413][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5616.126413][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.126413][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.126413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.126413][ T10] ip6_route_add+0x1c/0x140 [ 5616.126413][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5616.126413][ T10] inet6_addr_add+0x4f8/0xa40 [ 5616.126413][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.126413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.126413][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.126413][ T10] netlink_unicast+0x449/0x710 [ 5616.126413][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.126413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.126413][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.126413][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.126413][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.126413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.126413][ T10] [ 5616.128654][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5616.128654][ T10] netdev_get_by_index+0x5e/0x80 [ 5616.128654][ T10] fib6_nh_init+0x3d8/0x1580 [ 5616.128654][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5616.128654][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5616.128654][ T10] ipv6_add_addr+0x411/0x2000 [ 5616.128654][ T10] inet6_addr_add+0x30e/0xa40 [ 5616.128654][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5616.128654][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.128654][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.128654][ T10] netlink_unicast+0x449/0x710 [ 5616.128654][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.128654][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.128654][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.128654][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.128654][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.128654][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.128654][ T10] [ 5616.130896][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5616.130896][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5616.130896][ T10] ipv6_find_idev+0x102/0x170 [ 5616.130896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.130896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.130896][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.130896][ T10] netlink_unicast+0x449/0x710 [ 5616.130896][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.130896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.130896][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.130896][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.130896][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.130896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.130896][ T10] [ 5616.132674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5616.132674][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5616.132674][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5616.132674][ T10] ipv6_find_idev+0x102/0x170 [ 5616.132674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5616.132674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5616.132674][ T10] netlink_rcv_skb+0x130/0x360 [ 5616.132674][ T10] netlink_unicast+0x449/0x710 [ 5616.132674][ T10] netlink_sendmsg+0x723/0xbe0 [ 5616.132674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5616.132674][ T10] ___sys_sendmsg+0xee/0x170 [ 5616.132674][ T10] __sys_sendmsg+0xcd/0x170 [ 5616.132674][ T10] do_syscall_64+0xc6/0x1e0 [ 5616.132674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5616.132674][ T10] [ 5626.374917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5626.375376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.375376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5626.375376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5626.375376][ T10] fib6_nh_init+0xa22/0x1580 [ 5626.375376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.375376][ T10] ip6_route_add+0x1c/0x140 [ 5626.375376][ T10] inet6_rtm_newroute+0x104/0x110 [ 5626.375376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.375376][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.375376][ T10] netlink_unicast+0x449/0x710 [ 5626.375376][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.375376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.375376][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.375376][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.375376][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.375376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.375376][ T10] [ 5626.377336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.377336][ T10] dst_init+0x84/0x4a0 [ 5626.377336][ T10] dst_alloc+0x97/0x150 [ 5626.377336][ T10] ip6_dst_alloc+0x23/0x90 [ 5626.377336][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5626.377336][ T10] ip6_pol_route+0x56f/0x840 [ 5626.377336][ T10] fib6_rule_lookup+0x456/0x630 [ 5626.377336][ T10] ip6_route_input+0x59c/0xa50 [ 5626.377336][ T10] ipv6_rcv+0x397/0x810 [ 5626.377336][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5626.377336][ T10] process_backlog+0x101/0x620 [ 5626.377336][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5626.377336][ T10] net_rx_action+0x495/0xbe0 [ 5626.377336][ T10] __do_softirq+0x1b5/0x7f6 [ 5626.377336][ T10] [ 5626.379175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.379175][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.379175][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.379175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.379175][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5626.379175][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5626.379175][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5626.379175][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5626.379175][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5626.379175][ T10] addrconf_dad_begin+0x310/0x670 [ 5626.379175][ T10] addrconf_dad_work+0x10b/0xab0 [ 5626.379175][ T10] process_one_work+0x84d/0x18a0 [ 5626.379175][ T10] worker_thread+0x587/0xd30 [ 5626.379175][ T10] kthread+0x28a/0x350 [ 5626.379175][ T10] ret_from_fork+0x31/0x70 [ 5626.379175][ T10] ret_from_fork_asm+0x1a/0x30 [ 5626.379175][ T10] [ 5626.381126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.381126][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.381126][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.381126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.381126][ T10] ip6_route_add+0x1c/0x140 [ 5626.381126][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5626.381126][ T10] inet6_addr_add+0x4f8/0xa40 [ 5626.381126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.381126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.381126][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.381126][ T10] netlink_unicast+0x449/0x710 [ 5626.381126][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.381126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.381126][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.381126][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.381126][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.381126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.381126][ T10] [ 5626.383167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.383167][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.383167][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.383167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.383167][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5626.383167][ T10] ipv6_add_addr+0x411/0x2000 [ 5626.383167][ T10] inet6_addr_add+0x30e/0xa40 [ 5626.383167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.383167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.383167][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.383167][ T10] netlink_unicast+0x449/0x710 [ 5626.383167][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.383167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.383167][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.383167][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.383167][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.383167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.383167][ T10] [ 5626.385187][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.385187][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.385187][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.385187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.385187][ T10] ip6_route_add+0x1c/0x140 [ 5626.385187][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5626.385187][ T10] addrconf_add_dev+0xe2/0x170 [ 5626.385187][ T10] inet6_addr_add+0x12f/0xa40 [ 5626.385187][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.385187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.385187][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.385187][ T10] netlink_unicast+0x449/0x710 [ 5626.385187][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.385187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.385187][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.385187][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.385187][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.385187][ T10] [ 5626.387188][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.387188][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5626.387188][ T10] ipv6_find_idev+0x102/0x170 [ 5626.387188][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.387188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.387188][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.387188][ T10] netlink_unicast+0x449/0x710 [ 5626.387188][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.387188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.387188][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.387188][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.387188][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.387188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.387188][ T10] [ 5626.388752][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5626.388752][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5626.388752][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5626.388752][ T10] ipv6_find_idev+0x102/0x170 [ 5626.388752][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.388752][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.388752][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.388752][ T10] netlink_unicast+0x449/0x710 [ 5626.388752][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.388752][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.388752][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.388752][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.388752][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.388752][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.388752][ T10] [ 5626.390498][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5626.390784][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5626.390784][ T10] dst_init+0x84/0x4a0 [ 5626.390784][ T10] dst_alloc+0x97/0x150 [ 5626.390784][ T10] ip6_dst_alloc+0x23/0x90 [ 5626.390784][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5626.390784][ T10] ip6_pol_route+0x56f/0x840 [ 5626.390784][ T10] fib6_rule_lookup+0x456/0x630 [ 5626.390784][ T10] ip6_route_input+0x59c/0xa50 [ 5626.390784][ T10] ipv6_rcv+0x397/0x810 [ 5626.390784][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5626.390784][ T10] process_backlog+0x101/0x620 [ 5626.390784][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5626.390784][ T10] net_rx_action+0x495/0xbe0 [ 5626.390784][ T10] __do_softirq+0x1b5/0x7f6 [ 5626.390784][ T10] [ 5626.392445][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.392445][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5626.392445][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5626.392445][ T10] fib6_nh_init+0xa22/0x1580 [ 5626.392445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.392445][ T10] ip6_route_add+0x1c/0x140 [ 5626.392445][ T10] inet6_rtm_newroute+0x104/0x110 [ 5626.392445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.392445][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.392445][ T10] netlink_unicast+0x449/0x710 [ 5626.392445][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.392445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.392445][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.392445][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.392445][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.392445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.392445][ T10] [ 5626.394346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.394346][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.394346][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.394346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.394346][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5626.394346][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5626.394346][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5626.394346][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5626.394346][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5626.394346][ T10] addrconf_dad_begin+0x310/0x670 [ 5626.394346][ T10] addrconf_dad_work+0x10b/0xab0 [ 5626.394346][ T10] process_one_work+0x84d/0x18a0 [ 5626.394346][ T10] worker_thread+0x587/0xd30 [ 5626.394346][ T10] kthread+0x28a/0x350 [ 5626.394346][ T10] ret_from_fork+0x31/0x70 [ 5626.394346][ T10] ret_from_fork_asm+0x1a/0x30 [ 5626.394346][ T10] [ 5626.396298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.396298][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.396298][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.396298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.396298][ T10] ip6_route_add+0x1c/0x140 [ 5626.396298][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5626.396298][ T10] inet6_addr_add+0x4f8/0xa40 [ 5626.396298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.396298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.396298][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.396298][ T10] netlink_unicast+0x449/0x710 [ 5626.396298][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.396298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.396298][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.396298][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.396298][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.396298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.396298][ T10] [ 5626.398327][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.398327][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.398327][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.398327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.398327][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5626.398327][ T10] ipv6_add_addr+0x411/0x2000 [ 5626.398327][ T10] inet6_addr_add+0x30e/0xa40 [ 5626.398327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.398327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.398327][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.398327][ T10] netlink_unicast+0x449/0x710 [ 5626.398327][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.398327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.398327][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.398327][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.398327][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.398327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.398327][ T10] [ 5626.400361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.400361][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.400361][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.400361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.400361][ T10] ip6_route_add+0x1c/0x140 [ 5626.400361][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5626.400361][ T10] addrconf_add_dev+0xe2/0x170 [ 5626.400361][ T10] inet6_addr_add+0x12f/0xa40 [ 5626.400361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.400361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.400361][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.400361][ T10] netlink_unicast+0x449/0x710 [ 5626.400361][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.400361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.400361][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.400361][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.400361][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.400361][ T10] [ 5626.402471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.402471][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5626.402471][ T10] ipv6_find_idev+0x102/0x170 [ 5626.402471][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.402471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.402471][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.402471][ T10] netlink_unicast+0x449/0x710 [ 5626.402471][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.402471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.402471][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.402471][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.402471][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.402471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.402471][ T10] [ 5626.404214][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5626.404214][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5626.404214][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5626.404214][ T10] ipv6_find_idev+0x102/0x170 [ 5626.404214][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.404214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.404214][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.404214][ T10] netlink_unicast+0x449/0x710 [ 5626.404214][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.404214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.404214][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.404214][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.404214][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.404214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.404214][ T10] [ 5626.406239][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5626.406486][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5626.406486][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.406486][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.406486][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.406486][ T10] ip6_route_add+0x1c/0x140 [ 5626.406486][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5626.406486][ T10] inet6_addr_add+0x4f8/0xa40 [ 5626.406486][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.406486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.406486][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.406486][ T10] netlink_unicast+0x449/0x710 [ 5626.406486][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.406486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.406486][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.406486][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.406486][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.406486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.406486][ T10] [ 5626.408763][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5626.408763][ T10] netdev_get_by_index+0x5e/0x80 [ 5626.408763][ T10] fib6_nh_init+0x3d8/0x1580 [ 5626.408763][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5626.408763][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5626.408763][ T10] ipv6_add_addr+0x411/0x2000 [ 5626.408763][ T10] inet6_addr_add+0x30e/0xa40 [ 5626.408763][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5626.408763][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.408763][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.408763][ T10] netlink_unicast+0x449/0x710 [ 5626.408763][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.408763][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.408763][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.408763][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.408763][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.408763][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.408763][ T10] [ 5626.411038][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5626.411038][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5626.411038][ T10] ipv6_find_idev+0x102/0x170 [ 5626.411038][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.411038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.411038][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.411038][ T10] netlink_unicast+0x449/0x710 [ 5626.411038][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.411038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.411038][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.411038][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.411038][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.411038][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.411038][ T10] [ 5626.412774][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5626.412774][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5626.412774][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5626.412774][ T10] ipv6_find_idev+0x102/0x170 [ 5626.412774][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5626.412774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5626.412774][ T10] netlink_rcv_skb+0x130/0x360 [ 5626.412774][ T10] netlink_unicast+0x449/0x710 [ 5626.412774][ T10] netlink_sendmsg+0x723/0xbe0 [ 5626.412774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5626.412774][ T10] ___sys_sendmsg+0xee/0x170 [ 5626.412774][ T10] __sys_sendmsg+0xcd/0x170 [ 5626.412774][ T10] do_syscall_64+0xc6/0x1e0 [ 5626.412774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5626.412774][ T10] [ 5636.654850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5636.655326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.655326][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5636.655326][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5636.655326][ T10] fib6_nh_init+0xa22/0x1580 [ 5636.655326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.655326][ T10] ip6_route_add+0x1c/0x140 [ 5636.655326][ T10] inet6_rtm_newroute+0x104/0x110 [ 5636.655326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.655326][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.655326][ T10] netlink_unicast+0x449/0x710 [ 5636.655326][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.655326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.655326][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.655326][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.655326][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.655326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.655326][ T10] [ 5636.657268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.657268][ T10] dst_init+0x84/0x4a0 [ 5636.657268][ T10] dst_alloc+0x97/0x150 [ 5636.657268][ T10] ip6_dst_alloc+0x23/0x90 [ 5636.657268][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5636.657268][ T10] ip6_pol_route+0x56f/0x840 [ 5636.657268][ T10] fib6_rule_lookup+0x456/0x630 [ 5636.657268][ T10] ip6_route_input+0x59c/0xa50 [ 5636.657268][ T10] ipv6_rcv+0x397/0x810 [ 5636.657268][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5636.657268][ T10] process_backlog+0x101/0x620 [ 5636.657268][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5636.657268][ T10] net_rx_action+0x495/0xbe0 [ 5636.657268][ T10] __do_softirq+0x1b5/0x7f6 [ 5636.657268][ T10] [ 5636.658942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.658942][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.658942][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.658942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.658942][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5636.658942][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5636.658942][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5636.658942][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5636.658942][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5636.658942][ T10] addrconf_dad_begin+0x310/0x670 [ 5636.658942][ T10] addrconf_dad_work+0x10b/0xab0 [ 5636.658942][ T10] process_one_work+0x84d/0x18a0 [ 5636.658942][ T10] worker_thread+0x587/0xd30 [ 5636.658942][ T10] kthread+0x28a/0x350 [ 5636.658942][ T10] ret_from_fork+0x31/0x70 [ 5636.658942][ T10] ret_from_fork_asm+0x1a/0x30 [ 5636.658942][ T10] [ 5636.660895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.660895][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.660895][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.660895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.660895][ T10] ip6_route_add+0x1c/0x140 [ 5636.660895][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5636.660895][ T10] inet6_addr_add+0x4f8/0xa40 [ 5636.660895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.660895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.660895][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.660895][ T10] netlink_unicast+0x449/0x710 [ 5636.660895][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.660895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.660895][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.660895][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.660895][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.660895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.660895][ T10] [ 5636.662944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.662944][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.662944][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.662944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.662944][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5636.662944][ T10] ipv6_add_addr+0x411/0x2000 [ 5636.662944][ T10] inet6_addr_add+0x30e/0xa40 [ 5636.662944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.662944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.662944][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.662944][ T10] netlink_unicast+0x449/0x710 [ 5636.662944][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.662944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.662944][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.662944][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.662944][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.662944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.662944][ T10] [ 5636.664981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.664981][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.664981][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.664981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.664981][ T10] ip6_route_add+0x1c/0x140 [ 5636.664981][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5636.664981][ T10] addrconf_add_dev+0xe2/0x170 [ 5636.664981][ T10] inet6_addr_add+0x12f/0xa40 [ 5636.664981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.664981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.664981][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.664981][ T10] netlink_unicast+0x449/0x710 [ 5636.664981][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.664981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.664981][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.664981][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.664981][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.664981][ T10] [ 5636.666982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.666982][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5636.666982][ T10] ipv6_find_idev+0x102/0x170 [ 5636.666982][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.666982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.666982][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.666982][ T10] netlink_unicast+0x449/0x710 [ 5636.666982][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.666982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.666982][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.666982][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.666982][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.666982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.666982][ T10] [ 5636.668547][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5636.668547][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5636.668547][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5636.668547][ T10] ipv6_find_idev+0x102/0x170 [ 5636.668547][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.668547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.668547][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.668547][ T10] netlink_unicast+0x449/0x710 [ 5636.668547][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.668547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.668547][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.668547][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.668547][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.668547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.668547][ T10] [ 5636.670300][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5636.670599][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5636.670599][ T10] dst_init+0x84/0x4a0 [ 5636.670599][ T10] dst_alloc+0x97/0x150 [ 5636.670599][ T10] ip6_dst_alloc+0x23/0x90 [ 5636.670599][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5636.670599][ T10] ip6_pol_route+0x56f/0x840 [ 5636.670599][ T10] fib6_rule_lookup+0x456/0x630 [ 5636.670599][ T10] ip6_route_input+0x59c/0xa50 [ 5636.670599][ T10] ipv6_rcv+0x397/0x810 [ 5636.670599][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5636.670599][ T10] process_backlog+0x101/0x620 [ 5636.670599][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5636.670599][ T10] net_rx_action+0x495/0xbe0 [ 5636.670599][ T10] __do_softirq+0x1b5/0x7f6 [ 5636.670599][ T10] [ 5636.672275][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.672275][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5636.672275][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5636.672275][ T10] fib6_nh_init+0xa22/0x1580 [ 5636.672275][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.672275][ T10] ip6_route_add+0x1c/0x140 [ 5636.672275][ T10] inet6_rtm_newroute+0x104/0x110 [ 5636.672275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.672275][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.672275][ T10] netlink_unicast+0x449/0x710 [ 5636.672275][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.672275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.672275][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.672275][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.672275][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.672275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.672275][ T10] [ 5636.674183][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.674183][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.674183][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.674183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.674183][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5636.674183][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5636.674183][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5636.674183][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5636.674183][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5636.674183][ T10] addrconf_dad_begin+0x310/0x670 [ 5636.674183][ T10] addrconf_dad_work+0x10b/0xab0 [ 5636.674183][ T10] process_one_work+0x84d/0x18a0 [ 5636.674183][ T10] worker_thread+0x587/0xd30 [ 5636.674183][ T10] kthread+0x28a/0x350 [ 5636.674183][ T10] ret_from_fork+0x31/0x70 [ 5636.674183][ T10] ret_from_fork_asm+0x1a/0x30 [ 5636.674183][ T10] [ 5636.676228][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.676228][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.676228][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.676228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.676228][ T10] ip6_route_add+0x1c/0x140 [ 5636.676228][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5636.676228][ T10] inet6_addr_add+0x4f8/0xa40 [ 5636.676228][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.676228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.676228][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.676228][ T10] netlink_unicast+0x449/0x710 [ 5636.676228][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.676228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.676228][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.676228][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.676228][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.676228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.676228][ T10] [ 5636.678309][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.678309][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.678309][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.678309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.678309][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5636.678309][ T10] ipv6_add_addr+0x411/0x2000 [ 5636.678309][ T10] inet6_addr_add+0x30e/0xa40 [ 5636.678309][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.678309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.678309][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.678309][ T10] netlink_unicast+0x449/0x710 [ 5636.678309][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.678309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.678309][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.678309][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.678309][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.678309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.678309][ T10] [ 5636.680430][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.680430][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.680430][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.680430][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.680430][ T10] ip6_route_add+0x1c/0x140 [ 5636.680430][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5636.680430][ T10] addrconf_add_dev+0xe2/0x170 [ 5636.680430][ T10] inet6_addr_add+0x12f/0xa40 [ 5636.680430][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.680430][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.680430][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.680430][ T10] netlink_unicast+0x449/0x710 [ 5636.680430][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.680430][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.680430][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.680430][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.680430][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.680430][ T10] [ 5636.682631][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.682631][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5636.682631][ T10] ipv6_find_idev+0x102/0x170 [ 5636.682631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.682631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.682631][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.682631][ T10] netlink_unicast+0x449/0x710 [ 5636.682631][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.682631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.682631][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.682631][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.682631][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.682631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.682631][ T10] [ 5636.684430][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5636.684430][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5636.684430][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5636.684430][ T10] ipv6_find_idev+0x102/0x170 [ 5636.684430][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.684430][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.684430][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.684430][ T10] netlink_unicast+0x449/0x710 [ 5636.684430][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.684430][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.684430][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.684430][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.684430][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.684430][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.684430][ T10] [ 5636.686399][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5636.686672][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5636.686672][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.686672][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.686672][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.686672][ T10] ip6_route_add+0x1c/0x140 [ 5636.686672][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5636.686672][ T10] inet6_addr_add+0x4f8/0xa40 [ 5636.686672][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.686672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.686672][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.686672][ T10] netlink_unicast+0x449/0x710 [ 5636.686672][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.686672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.686672][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.686672][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.686672][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.686672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.686672][ T10] [ 5636.688974][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5636.688974][ T10] netdev_get_by_index+0x5e/0x80 [ 5636.688974][ T10] fib6_nh_init+0x3d8/0x1580 [ 5636.688974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5636.688974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5636.688974][ T10] ipv6_add_addr+0x411/0x2000 [ 5636.688974][ T10] inet6_addr_add+0x30e/0xa40 [ 5636.688974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5636.688974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.688974][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.688974][ T10] netlink_unicast+0x449/0x710 [ 5636.688974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.688974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.688974][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.688974][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.688974][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.688974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.688974][ T10] [ 5636.691257][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5636.691257][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5636.691257][ T10] ipv6_find_idev+0x102/0x170 [ 5636.691257][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.691257][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.691257][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.691257][ T10] netlink_unicast+0x449/0x710 [ 5636.691257][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.691257][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.691257][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.691257][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.691257][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.691257][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.691257][ T10] [ 5636.693060][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5636.693060][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5636.693060][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5636.693060][ T10] ipv6_find_idev+0x102/0x170 [ 5636.693060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5636.693060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5636.693060][ T10] netlink_rcv_skb+0x130/0x360 [ 5636.693060][ T10] netlink_unicast+0x449/0x710 [ 5636.693060][ T10] netlink_sendmsg+0x723/0xbe0 [ 5636.693060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5636.693060][ T10] ___sys_sendmsg+0xee/0x170 [ 5636.693060][ T10] __sys_sendmsg+0xcd/0x170 [ 5636.693060][ T10] do_syscall_64+0xc6/0x1e0 [ 5636.693060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5636.693060][ T10] [ 5646.934850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5646.935338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.935338][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5646.935338][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5646.935338][ T10] fib6_nh_init+0xa22/0x1580 [ 5646.935338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.935338][ T10] ip6_route_add+0x1c/0x140 [ 5646.935338][ T10] inet6_rtm_newroute+0x104/0x110 [ 5646.935338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.935338][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.935338][ T10] netlink_unicast+0x449/0x710 [ 5646.935338][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.935338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.935338][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.935338][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.935338][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.935338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.935338][ T10] [ 5646.937407][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.937407][ T10] dst_init+0x84/0x4a0 [ 5646.937407][ T10] dst_alloc+0x97/0x150 [ 5646.937407][ T10] ip6_dst_alloc+0x23/0x90 [ 5646.937407][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5646.937407][ T10] ip6_pol_route+0x56f/0x840 [ 5646.937407][ T10] fib6_rule_lookup+0x456/0x630 [ 5646.937407][ T10] ip6_route_input+0x59c/0xa50 [ 5646.937407][ T10] ipv6_rcv+0x397/0x810 [ 5646.937407][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5646.937407][ T10] process_backlog+0x101/0x620 [ 5646.937407][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5646.937407][ T10] net_rx_action+0x495/0xbe0 [ 5646.937407][ T10] __do_softirq+0x1b5/0x7f6 [ 5646.937407][ T10] [ 5646.939209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.939209][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.939209][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.939209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.939209][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5646.939209][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5646.939209][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5646.939209][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5646.939209][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5646.939209][ T10] addrconf_dad_begin+0x310/0x670 [ 5646.939209][ T10] addrconf_dad_work+0x10b/0xab0 [ 5646.939209][ T10] process_one_work+0x84d/0x18a0 [ 5646.939209][ T10] worker_thread+0x587/0xd30 [ 5646.939209][ T10] kthread+0x28a/0x350 [ 5646.939209][ T10] ret_from_fork+0x31/0x70 [ 5646.939209][ T10] ret_from_fork_asm+0x1a/0x30 [ 5646.939209][ T10] [ 5646.941282][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.941282][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.941282][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.941282][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.941282][ T10] ip6_route_add+0x1c/0x140 [ 5646.941282][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5646.941282][ T10] inet6_addr_add+0x4f8/0xa40 [ 5646.941282][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.941282][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.941282][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.941282][ T10] netlink_unicast+0x449/0x710 [ 5646.941282][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.941282][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.941282][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.941282][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.941282][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.941282][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.941282][ T10] [ 5646.943440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.943440][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.943440][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.943440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.943440][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5646.943440][ T10] ipv6_add_addr+0x411/0x2000 [ 5646.943440][ T10] inet6_addr_add+0x30e/0xa40 [ 5646.943440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.943440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.943440][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.943440][ T10] netlink_unicast+0x449/0x710 [ 5646.943440][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.943440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.943440][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.943440][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.943440][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.943440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.943440][ T10] [ 5646.945610][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.945610][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.945610][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.945610][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.945610][ T10] ip6_route_add+0x1c/0x140 [ 5646.945610][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5646.945610][ T10] addrconf_add_dev+0xe2/0x170 [ 5646.945610][ T10] inet6_addr_add+0x12f/0xa40 [ 5646.945610][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.945610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.945610][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.945610][ T10] netlink_unicast+0x449/0x710 [ 5646.945610][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.945610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.945610][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.945610][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.945610][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.945610][ T10] [ 5646.947744][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.947744][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5646.947744][ T10] ipv6_find_idev+0x102/0x170 [ 5646.947744][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.947744][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.947744][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.947744][ T10] netlink_unicast+0x449/0x710 [ 5646.947744][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.947744][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.947744][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.947744][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.947744][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.947744][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.947744][ T10] [ 5646.949423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5646.949423][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5646.949423][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5646.949423][ T10] ipv6_find_idev+0x102/0x170 [ 5646.949423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.949423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.949423][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.949423][ T10] netlink_unicast+0x449/0x710 [ 5646.949423][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.949423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.949423][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.949423][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.949423][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.949423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.949423][ T10] [ 5646.951273][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5646.951579][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5646.951579][ T10] dst_init+0x84/0x4a0 [ 5646.951579][ T10] dst_alloc+0x97/0x150 [ 5646.951579][ T10] ip6_dst_alloc+0x23/0x90 [ 5646.951579][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5646.951579][ T10] ip6_pol_route+0x56f/0x840 [ 5646.951579][ T10] fib6_rule_lookup+0x456/0x630 [ 5646.951579][ T10] ip6_route_input+0x59c/0xa50 [ 5646.951579][ T10] ipv6_rcv+0x397/0x810 [ 5646.951579][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5646.951579][ T10] process_backlog+0x101/0x620 [ 5646.951579][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5646.951579][ T10] net_rx_action+0x495/0xbe0 [ 5646.951579][ T10] __do_softirq+0x1b5/0x7f6 [ 5646.951579][ T10] [ 5646.953377][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.953377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5646.953377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5646.953377][ T10] fib6_nh_init+0xa22/0x1580 [ 5646.953377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.953377][ T10] ip6_route_add+0x1c/0x140 [ 5646.953377][ T10] inet6_rtm_newroute+0x104/0x110 [ 5646.953377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.953377][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.953377][ T10] netlink_unicast+0x449/0x710 [ 5646.953377][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.953377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.953377][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.953377][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.953377][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.953377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.953377][ T10] [ 5646.955419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.955419][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.955419][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.955419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.955419][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5646.955419][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5646.955419][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5646.955419][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5646.955419][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5646.955419][ T10] addrconf_dad_begin+0x310/0x670 [ 5646.955419][ T10] addrconf_dad_work+0x10b/0xab0 [ 5646.955419][ T10] process_one_work+0x84d/0x18a0 [ 5646.955419][ T10] worker_thread+0x587/0xd30 [ 5646.955419][ T10] kthread+0x28a/0x350 [ 5646.955419][ T10] ret_from_fork+0x31/0x70 [ 5646.955419][ T10] ret_from_fork_asm+0x1a/0x30 [ 5646.955419][ T10] [ 5646.957520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.957520][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.957520][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.957520][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.957520][ T10] ip6_route_add+0x1c/0x140 [ 5646.957520][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5646.957520][ T10] inet6_addr_add+0x4f8/0xa40 [ 5646.957520][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.957520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.957520][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.957520][ T10] netlink_unicast+0x449/0x710 [ 5646.957520][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.957520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.957520][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.957520][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.957520][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.957520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.957520][ T10] [ 5646.959725][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.959725][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.959725][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.959725][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.959725][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5646.959725][ T10] ipv6_add_addr+0x411/0x2000 [ 5646.959725][ T10] inet6_addr_add+0x30e/0xa40 [ 5646.959725][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.959725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.959725][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.959725][ T10] netlink_unicast+0x449/0x710 [ 5646.959725][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.959725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.959725][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.959725][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.959725][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.959725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.959725][ T10] [ 5646.961897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.961897][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.961897][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.961897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.961897][ T10] ip6_route_add+0x1c/0x140 [ 5646.961897][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5646.961897][ T10] addrconf_add_dev+0xe2/0x170 [ 5646.961897][ T10] inet6_addr_add+0x12f/0xa40 [ 5646.961897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.961897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.961897][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.961897][ T10] netlink_unicast+0x449/0x710 [ 5646.961897][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.961897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.961897][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.961897][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.961897][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.961897][ T10] [ 5646.964102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.964102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5646.964102][ T10] ipv6_find_idev+0x102/0x170 [ 5646.964102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.964102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.964102][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.964102][ T10] netlink_unicast+0x449/0x710 [ 5646.964102][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.964102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.964102][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.964102][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.964102][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.964102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.964102][ T10] [ 5646.965834][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5646.965834][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5646.965834][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5646.965834][ T10] ipv6_find_idev+0x102/0x170 [ 5646.965834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.965834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.965834][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.965834][ T10] netlink_unicast+0x449/0x710 [ 5646.965834][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.965834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.965834][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.965834][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.965834][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.965834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.965834][ T10] [ 5646.967825][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5646.968090][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5646.968090][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.968090][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.968090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.968090][ T10] ip6_route_add+0x1c/0x140 [ 5646.968090][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5646.968090][ T10] inet6_addr_add+0x4f8/0xa40 [ 5646.968090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.968090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.968090][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.968090][ T10] netlink_unicast+0x449/0x710 [ 5646.968090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.968090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.968090][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.968090][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.968090][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.968090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.968090][ T10] [ 5646.970349][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5646.970349][ T10] netdev_get_by_index+0x5e/0x80 [ 5646.970349][ T10] fib6_nh_init+0x3d8/0x1580 [ 5646.970349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5646.970349][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5646.970349][ T10] ipv6_add_addr+0x411/0x2000 [ 5646.970349][ T10] inet6_addr_add+0x30e/0xa40 [ 5646.970349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5646.970349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.970349][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.970349][ T10] netlink_unicast+0x449/0x710 [ 5646.970349][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.970349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.970349][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.970349][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.970349][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.970349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.970349][ T10] [ 5646.972586][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5646.972586][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5646.972586][ T10] ipv6_find_idev+0x102/0x170 [ 5646.972586][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.972586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.972586][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.972586][ T10] netlink_unicast+0x449/0x710 [ 5646.972586][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.972586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.972586][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.972586][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.972586][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.972586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.972586][ T10] [ 5646.974320][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5646.974320][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5646.974320][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5646.974320][ T10] ipv6_find_idev+0x102/0x170 [ 5646.974320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5646.974320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5646.974320][ T10] netlink_rcv_skb+0x130/0x360 [ 5646.974320][ T10] netlink_unicast+0x449/0x710 [ 5646.974320][ T10] netlink_sendmsg+0x723/0xbe0 [ 5646.974320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5646.974320][ T10] ___sys_sendmsg+0xee/0x170 [ 5646.974320][ T10] __sys_sendmsg+0xcd/0x170 [ 5646.974320][ T10] do_syscall_64+0xc6/0x1e0 [ 5646.974320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5646.974320][ T10] [ 5657.214851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5657.215340][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.215340][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5657.215340][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5657.215340][ T10] fib6_nh_init+0xa22/0x1580 [ 5657.215340][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.215340][ T10] ip6_route_add+0x1c/0x140 [ 5657.215340][ T10] inet6_rtm_newroute+0x104/0x110 [ 5657.215340][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.215340][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.215340][ T10] netlink_unicast+0x449/0x710 [ 5657.215340][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.215340][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.215340][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.215340][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.215340][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.215340][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.215340][ T10] [ 5657.217412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.217412][ T10] dst_init+0x84/0x4a0 [ 5657.217412][ T10] dst_alloc+0x97/0x150 [ 5657.217412][ T10] ip6_dst_alloc+0x23/0x90 [ 5657.217412][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5657.217412][ T10] ip6_pol_route+0x56f/0x840 [ 5657.217412][ T10] fib6_rule_lookup+0x456/0x630 [ 5657.217412][ T10] ip6_route_input+0x59c/0xa50 [ 5657.217412][ T10] ipv6_rcv+0x397/0x810 [ 5657.217412][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5657.217412][ T10] process_backlog+0x101/0x620 [ 5657.217412][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5657.217412][ T10] net_rx_action+0x495/0xbe0 [ 5657.217412][ T10] __do_softirq+0x1b5/0x7f6 [ 5657.217412][ T10] [ 5657.219249][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.219249][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.219249][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.219249][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.219249][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5657.219249][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5657.219249][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5657.219249][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5657.219249][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5657.219249][ T10] addrconf_dad_begin+0x310/0x670 [ 5657.219249][ T10] addrconf_dad_work+0x10b/0xab0 [ 5657.219249][ T10] process_one_work+0x84d/0x18a0 [ 5657.219249][ T10] worker_thread+0x587/0xd30 [ 5657.219249][ T10] kthread+0x28a/0x350 [ 5657.219249][ T10] ret_from_fork+0x31/0x70 [ 5657.219249][ T10] ret_from_fork_asm+0x1a/0x30 [ 5657.219249][ T10] [ 5657.221347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.221347][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.221347][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.221347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.221347][ T10] ip6_route_add+0x1c/0x140 [ 5657.221347][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5657.221347][ T10] inet6_addr_add+0x4f8/0xa40 [ 5657.221347][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.221347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.221347][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.221347][ T10] netlink_unicast+0x449/0x710 [ 5657.221347][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.221347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.221347][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.221347][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.221347][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.221347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.221347][ T10] [ 5657.223524][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.223524][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.223524][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.223524][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.223524][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5657.223524][ T10] ipv6_add_addr+0x411/0x2000 [ 5657.223524][ T10] inet6_addr_add+0x30e/0xa40 [ 5657.223524][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.223524][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.223524][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.223524][ T10] netlink_unicast+0x449/0x710 [ 5657.223524][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.223524][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.223524][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.223524][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.223524][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.223524][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.223524][ T10] [ 5657.225703][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.225703][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.225703][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.225703][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.225703][ T10] ip6_route_add+0x1c/0x140 [ 5657.225703][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5657.225703][ T10] addrconf_add_dev+0xe2/0x170 [ 5657.225703][ T10] inet6_addr_add+0x12f/0xa40 [ 5657.225703][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.225703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.225703][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.225703][ T10] netlink_unicast+0x449/0x710 [ 5657.225703][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.225703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.225703][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.225703][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.225703][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.225703][ T10] [ 5657.227828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.227828][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5657.227828][ T10] ipv6_find_idev+0x102/0x170 [ 5657.227828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.227828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.227828][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.227828][ T10] netlink_unicast+0x449/0x710 [ 5657.227828][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.227828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.227828][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.227828][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.227828][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.227828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.227828][ T10] [ 5657.229515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5657.229515][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5657.229515][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5657.229515][ T10] ipv6_find_idev+0x102/0x170 [ 5657.229515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.229515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.229515][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.229515][ T10] netlink_unicast+0x449/0x710 [ 5657.229515][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.229515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.229515][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.229515][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.229515][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.229515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.229515][ T10] [ 5657.231365][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5657.231667][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5657.231667][ T10] dst_init+0x84/0x4a0 [ 5657.231667][ T10] dst_alloc+0x97/0x150 [ 5657.231667][ T10] ip6_dst_alloc+0x23/0x90 [ 5657.231667][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5657.231667][ T10] ip6_pol_route+0x56f/0x840 [ 5657.231667][ T10] fib6_rule_lookup+0x456/0x630 [ 5657.231667][ T10] ip6_route_input+0x59c/0xa50 [ 5657.231667][ T10] ipv6_rcv+0x397/0x810 [ 5657.231667][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5657.231667][ T10] process_backlog+0x101/0x620 [ 5657.231667][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5657.231667][ T10] net_rx_action+0x495/0xbe0 [ 5657.231667][ T10] __do_softirq+0x1b5/0x7f6 [ 5657.231667][ T10] [ 5657.233444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.233444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5657.233444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5657.233444][ T10] fib6_nh_init+0xa22/0x1580 [ 5657.233444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.233444][ T10] ip6_route_add+0x1c/0x140 [ 5657.233444][ T10] inet6_rtm_newroute+0x104/0x110 [ 5657.233444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.233444][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.233444][ T10] netlink_unicast+0x449/0x710 [ 5657.233444][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.233444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.233444][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.233444][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.233444][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.233444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.233444][ T10] [ 5657.235480][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.235480][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.235480][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.235480][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.235480][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5657.235480][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5657.235480][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5657.235480][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5657.235480][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5657.235480][ T10] addrconf_dad_begin+0x310/0x670 [ 5657.235480][ T10] addrconf_dad_work+0x10b/0xab0 [ 5657.235480][ T10] process_one_work+0x84d/0x18a0 [ 5657.235480][ T10] worker_thread+0x587/0xd30 [ 5657.235480][ T10] kthread+0x28a/0x350 [ 5657.235480][ T10] ret_from_fork+0x31/0x70 [ 5657.235480][ T10] ret_from_fork_asm+0x1a/0x30 [ 5657.235480][ T10] [ 5657.237557][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.237557][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.237557][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.237557][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.237557][ T10] ip6_route_add+0x1c/0x140 [ 5657.237557][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5657.237557][ T10] inet6_addr_add+0x4f8/0xa40 [ 5657.237557][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.237557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.237557][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.237557][ T10] netlink_unicast+0x449/0x710 [ 5657.237557][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.237557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.237557][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.237557][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.237557][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.237557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.237557][ T10] [ 5657.239780][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.239780][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.239780][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.239780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.239780][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5657.239780][ T10] ipv6_add_addr+0x411/0x2000 [ 5657.239780][ T10] inet6_addr_add+0x30e/0xa40 [ 5657.239780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.239780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.239780][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.239780][ T10] netlink_unicast+0x449/0x710 [ 5657.239780][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.239780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.239780][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.239780][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.239780][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.239780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.239780][ T10] [ 5657.241958][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.241958][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.241958][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.241958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.241958][ T10] ip6_route_add+0x1c/0x140 [ 5657.241958][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5657.241958][ T10] addrconf_add_dev+0xe2/0x170 [ 5657.241958][ T10] inet6_addr_add+0x12f/0xa40 [ 5657.241958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.241958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.241958][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.241958][ T10] netlink_unicast+0x449/0x710 [ 5657.241958][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.241958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.241958][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.241958][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.241958][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.241958][ T10] [ 5657.244150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.244150][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5657.244150][ T10] ipv6_find_idev+0x102/0x170 [ 5657.244150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.244150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.244150][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.244150][ T10] netlink_unicast+0x449/0x710 [ 5657.244150][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.244150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.244150][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.244150][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.244150][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.244150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.244150][ T10] [ 5657.245969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5657.245969][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5657.245969][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5657.245969][ T10] ipv6_find_idev+0x102/0x170 [ 5657.245969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.245969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.245969][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.245969][ T10] netlink_unicast+0x449/0x710 [ 5657.245969][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.245969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.245969][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.245969][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.245969][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.245969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.245969][ T10] [ 5657.247955][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5657.248219][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5657.248219][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.248219][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.248219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.248219][ T10] ip6_route_add+0x1c/0x140 [ 5657.248219][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5657.248219][ T10] inet6_addr_add+0x4f8/0xa40 [ 5657.248219][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.248219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.248219][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.248219][ T10] netlink_unicast+0x449/0x710 [ 5657.248219][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.248219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.248219][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.248219][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.248219][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.248219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.248219][ T10] [ 5657.250536][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5657.250536][ T10] netdev_get_by_index+0x5e/0x80 [ 5657.250536][ T10] fib6_nh_init+0x3d8/0x1580 [ 5657.250536][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5657.250536][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5657.250536][ T10] ipv6_add_addr+0x411/0x2000 [ 5657.250536][ T10] inet6_addr_add+0x30e/0xa40 [ 5657.250536][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5657.250536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.250536][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.250536][ T10] netlink_unicast+0x449/0x710 [ 5657.250536][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.250536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.250536][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.250536][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.250536][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.250536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.250536][ T10] [ 5657.252835][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5657.252835][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5657.252835][ T10] ipv6_find_idev+0x102/0x170 [ 5657.252835][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.252835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.252835][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.252835][ T10] netlink_unicast+0x449/0x710 [ 5657.252835][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.252835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.252835][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.252835][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.252835][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.252835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.252835][ T10] [ 5657.254700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5657.254700][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5657.254700][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5657.254700][ T10] ipv6_find_idev+0x102/0x170 [ 5657.254700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5657.254700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5657.254700][ T10] netlink_rcv_skb+0x130/0x360 [ 5657.254700][ T10] netlink_unicast+0x449/0x710 [ 5657.254700][ T10] netlink_sendmsg+0x723/0xbe0 [ 5657.254700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5657.254700][ T10] ___sys_sendmsg+0xee/0x170 [ 5657.254700][ T10] __sys_sendmsg+0xcd/0x170 [ 5657.254700][ T10] do_syscall_64+0xc6/0x1e0 [ 5657.254700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5657.254700][ T10] [ 5667.494847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5667.495313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.495313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5667.495313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5667.495313][ T10] fib6_nh_init+0xa22/0x1580 [ 5667.495313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.495313][ T10] ip6_route_add+0x1c/0x140 [ 5667.495313][ T10] inet6_rtm_newroute+0x104/0x110 [ 5667.495313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.495313][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.495313][ T10] netlink_unicast+0x449/0x710 [ 5667.495313][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.495313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.495313][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.495313][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.495313][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.495313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.495313][ T10] [ 5667.497302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.497302][ T10] dst_init+0x84/0x4a0 [ 5667.497302][ T10] dst_alloc+0x97/0x150 [ 5667.497302][ T10] ip6_dst_alloc+0x23/0x90 [ 5667.497302][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5667.497302][ T10] ip6_pol_route+0x56f/0x840 [ 5667.497302][ T10] fib6_rule_lookup+0x456/0x630 [ 5667.497302][ T10] ip6_route_input+0x59c/0xa50 [ 5667.497302][ T10] ipv6_rcv+0x397/0x810 [ 5667.497302][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5667.497302][ T10] process_backlog+0x101/0x620 [ 5667.497302][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5667.497302][ T10] net_rx_action+0x495/0xbe0 [ 5667.497302][ T10] __do_softirq+0x1b5/0x7f6 [ 5667.497302][ T10] [ 5667.499038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.499038][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.499038][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.499038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.499038][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5667.499038][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5667.499038][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5667.499038][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5667.499038][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5667.499038][ T10] addrconf_dad_begin+0x310/0x670 [ 5667.499038][ T10] addrconf_dad_work+0x10b/0xab0 [ 5667.499038][ T10] process_one_work+0x84d/0x18a0 [ 5667.499038][ T10] worker_thread+0x587/0xd30 [ 5667.499038][ T10] kthread+0x28a/0x350 [ 5667.499038][ T10] ret_from_fork+0x31/0x70 [ 5667.499038][ T10] ret_from_fork_asm+0x1a/0x30 [ 5667.499038][ T10] [ 5667.501034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.501034][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.501034][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.501034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.501034][ T10] ip6_route_add+0x1c/0x140 [ 5667.501034][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5667.501034][ T10] inet6_addr_add+0x4f8/0xa40 [ 5667.501034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.501034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.501034][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.501034][ T10] netlink_unicast+0x449/0x710 [ 5667.501034][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.501034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.501034][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.501034][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.501034][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.501034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.501034][ T10] [ 5667.503111][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.503111][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.503111][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.503111][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.503111][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5667.503111][ T10] ipv6_add_addr+0x411/0x2000 [ 5667.503111][ T10] inet6_addr_add+0x30e/0xa40 [ 5667.503111][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.503111][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.503111][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.503111][ T10] netlink_unicast+0x449/0x710 [ 5667.503111][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.503111][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.503111][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.503111][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.503111][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.503111][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.503111][ T10] [ 5667.505272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.505272][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.505272][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.505272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.505272][ T10] ip6_route_add+0x1c/0x140 [ 5667.505272][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5667.505272][ T10] addrconf_add_dev+0xe2/0x170 [ 5667.505272][ T10] inet6_addr_add+0x12f/0xa40 [ 5667.505272][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.505272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.505272][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.505272][ T10] netlink_unicast+0x449/0x710 [ 5667.505272][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.505272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.505272][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.505272][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.505272][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.505272][ T10] [ 5667.507420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.507420][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5667.507420][ T10] ipv6_find_idev+0x102/0x170 [ 5667.507420][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.507420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.507420][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.507420][ T10] netlink_unicast+0x449/0x710 [ 5667.507420][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.507420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.507420][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.507420][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.507420][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.507420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.507420][ T10] [ 5667.509117][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5667.509117][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5667.509117][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5667.509117][ T10] ipv6_find_idev+0x102/0x170 [ 5667.509117][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.509117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.509117][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.509117][ T10] netlink_unicast+0x449/0x710 [ 5667.509117][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.509117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.509117][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.509117][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.509117][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.509117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.509117][ T10] [ 5667.511025][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5667.511312][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5667.511312][ T10] dst_init+0x84/0x4a0 [ 5667.511312][ T10] dst_alloc+0x97/0x150 [ 5667.511312][ T10] ip6_dst_alloc+0x23/0x90 [ 5667.511312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5667.511312][ T10] ip6_pol_route+0x56f/0x840 [ 5667.511312][ T10] fib6_rule_lookup+0x456/0x630 [ 5667.511312][ T10] ip6_route_input+0x59c/0xa50 [ 5667.511312][ T10] ipv6_rcv+0x397/0x810 [ 5667.511312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5667.511312][ T10] process_backlog+0x101/0x620 [ 5667.511312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5667.511312][ T10] net_rx_action+0x495/0xbe0 [ 5667.511312][ T10] __do_softirq+0x1b5/0x7f6 [ 5667.511312][ T10] [ 5667.512995][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.512995][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5667.512995][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5667.512995][ T10] fib6_nh_init+0xa22/0x1580 [ 5667.512995][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.512995][ T10] ip6_route_add+0x1c/0x140 [ 5667.512995][ T10] inet6_rtm_newroute+0x104/0x110 [ 5667.512995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.512995][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.512995][ T10] netlink_unicast+0x449/0x710 [ 5667.512995][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.512995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.512995][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.512995][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.512995][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.512995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.512995][ T10] [ 5667.514909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.514909][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.514909][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.514909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.514909][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5667.514909][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5667.514909][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5667.514909][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5667.514909][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5667.514909][ T10] addrconf_dad_begin+0x310/0x670 [ 5667.514909][ T10] addrconf_dad_work+0x10b/0xab0 [ 5667.514909][ T10] process_one_work+0x84d/0x18a0 [ 5667.514909][ T10] worker_thread+0x587/0xd30 [ 5667.514909][ T10] kthread+0x28a/0x350 [ 5667.514909][ T10] ret_from_fork+0x31/0x70 [ 5667.514909][ T10] ret_from_fork_asm+0x1a/0x30 [ 5667.514909][ T10] [ 5667.516885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.516885][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.516885][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.516885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.516885][ T10] ip6_route_add+0x1c/0x140 [ 5667.516885][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5667.516885][ T10] inet6_addr_add+0x4f8/0xa40 [ 5667.516885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.516885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.516885][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.516885][ T10] netlink_unicast+0x449/0x710 [ 5667.516885][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.516885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.516885][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.516885][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.516885][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.516885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.516885][ T10] [ 5667.518921][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.518921][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.518921][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.518921][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.518921][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5667.518921][ T10] ipv6_add_addr+0x411/0x2000 [ 5667.518921][ T10] inet6_addr_add+0x30e/0xa40 [ 5667.518921][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.518921][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.518921][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.518921][ T10] netlink_unicast+0x449/0x710 [ 5667.518921][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.518921][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.518921][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.518921][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.518921][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.518921][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.518921][ T10] [ 5667.520965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.520965][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.520965][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.520965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.520965][ T10] ip6_route_add+0x1c/0x140 [ 5667.520965][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5667.520965][ T10] addrconf_add_dev+0xe2/0x170 [ 5667.520965][ T10] inet6_addr_add+0x12f/0xa40 [ 5667.520965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.520965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.520965][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.520965][ T10] netlink_unicast+0x449/0x710 [ 5667.520965][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.520965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.520965][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.520965][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.520965][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.520965][ T10] [ 5667.523025][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.523025][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5667.523025][ T10] ipv6_find_idev+0x102/0x170 [ 5667.523025][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.523025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.523025][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.523025][ T10] netlink_unicast+0x449/0x710 [ 5667.523025][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.523025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.523025][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.523025][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.523025][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.523025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.523025][ T10] [ 5667.524727][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5667.524727][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5667.524727][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5667.524727][ T10] ipv6_find_idev+0x102/0x170 [ 5667.524727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.524727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.524727][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.524727][ T10] netlink_unicast+0x449/0x710 [ 5667.524727][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.524727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.524727][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.524727][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.524727][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.524727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.524727][ T10] [ 5667.526585][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5667.526838][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5667.526838][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.526838][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.526838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.526838][ T10] ip6_route_add+0x1c/0x140 [ 5667.526838][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5667.526838][ T10] inet6_addr_add+0x4f8/0xa40 [ 5667.526838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.526838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.526838][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.526838][ T10] netlink_unicast+0x449/0x710 [ 5667.526838][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.526838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.526838][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.526838][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.526838][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.526838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.526838][ T10] [ 5667.529011][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5667.529011][ T10] netdev_get_by_index+0x5e/0x80 [ 5667.529011][ T10] fib6_nh_init+0x3d8/0x1580 [ 5667.529011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5667.529011][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5667.529011][ T10] ipv6_add_addr+0x411/0x2000 [ 5667.529011][ T10] inet6_addr_add+0x30e/0xa40 [ 5667.529011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5667.529011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.529011][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.529011][ T10] netlink_unicast+0x449/0x710 [ 5667.529011][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.529011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.529011][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.529011][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.529011][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.529011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.529011][ T10] [ 5667.531172][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5667.531172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5667.531172][ T10] ipv6_find_idev+0x102/0x170 [ 5667.531172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.531172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.531172][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.531172][ T10] netlink_unicast+0x449/0x710 [ 5667.531172][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.531172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.531172][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.531172][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.531172][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.531172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.531172][ T10] [ 5667.532863][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5667.532863][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5667.532863][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5667.532863][ T10] ipv6_find_idev+0x102/0x170 [ 5667.532863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5667.532863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5667.532863][ T10] netlink_rcv_skb+0x130/0x360 [ 5667.532863][ T10] netlink_unicast+0x449/0x710 [ 5667.532863][ T10] netlink_sendmsg+0x723/0xbe0 [ 5667.532863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5667.532863][ T10] ___sys_sendmsg+0xee/0x170 [ 5667.532863][ T10] __sys_sendmsg+0xcd/0x170 [ 5667.532863][ T10] do_syscall_64+0xc6/0x1e0 [ 5667.532863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5667.532863][ T10] [ 5677.774879][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5677.775367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.775367][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5677.775367][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5677.775367][ T10] fib6_nh_init+0xa22/0x1580 [ 5677.775367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.775367][ T10] ip6_route_add+0x1c/0x140 [ 5677.775367][ T10] inet6_rtm_newroute+0x104/0x110 [ 5677.775367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.775367][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.775367][ T10] netlink_unicast+0x449/0x710 [ 5677.775367][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.775367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.775367][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.775367][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.775367][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.775367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.775367][ T10] [ 5677.777339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.777339][ T10] dst_init+0x84/0x4a0 [ 5677.777339][ T10] dst_alloc+0x97/0x150 [ 5677.777339][ T10] ip6_dst_alloc+0x23/0x90 [ 5677.777339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5677.777339][ T10] ip6_pol_route+0x56f/0x840 [ 5677.777339][ T10] fib6_rule_lookup+0x456/0x630 [ 5677.777339][ T10] ip6_route_input+0x59c/0xa50 [ 5677.777339][ T10] ipv6_rcv+0x397/0x810 [ 5677.777339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5677.777339][ T10] process_backlog+0x101/0x620 [ 5677.777339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5677.777339][ T10] net_rx_action+0x495/0xbe0 [ 5677.777339][ T10] __do_softirq+0x1b5/0x7f6 [ 5677.777339][ T10] [ 5677.779037][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.779037][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.779037][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.779037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.779037][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5677.779037][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5677.779037][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5677.779037][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5677.779037][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5677.779037][ T10] addrconf_dad_begin+0x310/0x670 [ 5677.779037][ T10] addrconf_dad_work+0x10b/0xab0 [ 5677.779037][ T10] process_one_work+0x84d/0x18a0 [ 5677.779037][ T10] worker_thread+0x587/0xd30 [ 5677.779037][ T10] kthread+0x28a/0x350 [ 5677.779037][ T10] ret_from_fork+0x31/0x70 [ 5677.779037][ T10] ret_from_fork_asm+0x1a/0x30 [ 5677.779037][ T10] [ 5677.780993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.780993][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.780993][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.780993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.780993][ T10] ip6_route_add+0x1c/0x140 [ 5677.780993][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5677.780993][ T10] inet6_addr_add+0x4f8/0xa40 [ 5677.780993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.780993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.780993][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.780993][ T10] netlink_unicast+0x449/0x710 [ 5677.780993][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.780993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.780993][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.780993][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.780993][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.780993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.780993][ T10] [ 5677.783032][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.783032][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.783032][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.783032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.783032][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5677.783032][ T10] ipv6_add_addr+0x411/0x2000 [ 5677.783032][ T10] inet6_addr_add+0x30e/0xa40 [ 5677.783032][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.783032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.783032][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.783032][ T10] netlink_unicast+0x449/0x710 [ 5677.783032][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.783032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.783032][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.783032][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.783032][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.783032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.783032][ T10] [ 5677.785095][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.785095][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.785095][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.785095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.785095][ T10] ip6_route_add+0x1c/0x140 [ 5677.785095][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5677.785095][ T10] addrconf_add_dev+0xe2/0x170 [ 5677.785095][ T10] inet6_addr_add+0x12f/0xa40 [ 5677.785095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.785095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.785095][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.785095][ T10] netlink_unicast+0x449/0x710 [ 5677.785095][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.785095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.785095][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.785095][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.785095][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.785095][ T10] [ 5677.787231][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.787231][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5677.787231][ T10] ipv6_find_idev+0x102/0x170 [ 5677.787231][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.787231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.787231][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.787231][ T10] netlink_unicast+0x449/0x710 [ 5677.787231][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.787231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.787231][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.787231][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.787231][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.787231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.787231][ T10] [ 5677.788917][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5677.788917][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5677.788917][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5677.788917][ T10] ipv6_find_idev+0x102/0x170 [ 5677.788917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.788917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.788917][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.788917][ T10] netlink_unicast+0x449/0x710 [ 5677.788917][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.788917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.788917][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.788917][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.788917][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.788917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.788917][ T10] [ 5677.790819][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5677.791133][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5677.791133][ T10] dst_init+0x84/0x4a0 [ 5677.791133][ T10] dst_alloc+0x97/0x150 [ 5677.791133][ T10] ip6_dst_alloc+0x23/0x90 [ 5677.791133][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5677.791133][ T10] ip6_pol_route+0x56f/0x840 [ 5677.791133][ T10] fib6_rule_lookup+0x456/0x630 [ 5677.791133][ T10] ip6_route_input+0x59c/0xa50 [ 5677.791133][ T10] ipv6_rcv+0x397/0x810 [ 5677.791133][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5677.791133][ T10] process_backlog+0x101/0x620 [ 5677.791133][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5677.791133][ T10] net_rx_action+0x495/0xbe0 [ 5677.791133][ T10] __do_softirq+0x1b5/0x7f6 [ 5677.791133][ T10] [ 5677.792920][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.792920][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5677.792920][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5677.792920][ T10] fib6_nh_init+0xa22/0x1580 [ 5677.792920][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.792920][ T10] ip6_route_add+0x1c/0x140 [ 5677.792920][ T10] inet6_rtm_newroute+0x104/0x110 [ 5677.792920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.792920][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.792920][ T10] netlink_unicast+0x449/0x710 [ 5677.792920][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.792920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.792920][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.792920][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.792920][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.792920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.792920][ T10] [ 5677.794961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.794961][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.794961][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.794961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.794961][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5677.794961][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5677.794961][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5677.794961][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5677.794961][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5677.794961][ T10] addrconf_dad_begin+0x310/0x670 [ 5677.794961][ T10] addrconf_dad_work+0x10b/0xab0 [ 5677.794961][ T10] process_one_work+0x84d/0x18a0 [ 5677.794961][ T10] worker_thread+0x587/0xd30 [ 5677.794961][ T10] kthread+0x28a/0x350 [ 5677.794961][ T10] ret_from_fork+0x31/0x70 [ 5677.794961][ T10] ret_from_fork_asm+0x1a/0x30 [ 5677.794961][ T10] [ 5677.797033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.797033][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.797033][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.797033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.797033][ T10] ip6_route_add+0x1c/0x140 [ 5677.797033][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5677.797033][ T10] inet6_addr_add+0x4f8/0xa40 [ 5677.797033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.797033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.797033][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.797033][ T10] netlink_unicast+0x449/0x710 [ 5677.797033][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.797033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.797033][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.797033][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.797033][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.797033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.797033][ T10] [ 5677.799223][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.799223][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.799223][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.799223][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.799223][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5677.799223][ T10] ipv6_add_addr+0x411/0x2000 [ 5677.799223][ T10] inet6_addr_add+0x30e/0xa40 [ 5677.799223][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.799223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.799223][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.799223][ T10] netlink_unicast+0x449/0x710 [ 5677.799223][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.799223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.799223][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.799223][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.799223][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.799223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.799223][ T10] [ 5677.801409][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.801409][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.801409][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.801409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.801409][ T10] ip6_route_add+0x1c/0x140 [ 5677.801409][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5677.801409][ T10] addrconf_add_dev+0xe2/0x170 [ 5677.801409][ T10] inet6_addr_add+0x12f/0xa40 [ 5677.801409][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.801409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.801409][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.801409][ T10] netlink_unicast+0x449/0x710 [ 5677.801409][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.801409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.801409][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.801409][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.801409][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.801409][ T10] [ 5677.803677][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.803677][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5677.803677][ T10] ipv6_find_idev+0x102/0x170 [ 5677.803677][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.803677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.803677][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.803677][ T10] netlink_unicast+0x449/0x710 [ 5677.803677][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.803677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.803677][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.803677][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.803677][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.803677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.803677][ T10] [ 5677.805591][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5677.805591][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5677.805591][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5677.805591][ T10] ipv6_find_idev+0x102/0x170 [ 5677.805591][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.805591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.805591][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.805591][ T10] netlink_unicast+0x449/0x710 [ 5677.805591][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.805591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.805591][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.805591][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.805591][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.805591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.805591][ T10] [ 5677.807965][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5677.808238][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5677.808238][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.808238][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.808238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.808238][ T10] ip6_route_add+0x1c/0x140 [ 5677.808238][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5677.808238][ T10] inet6_addr_add+0x4f8/0xa40 [ 5677.808238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.808238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.808238][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.808238][ T10] netlink_unicast+0x449/0x710 [ 5677.808238][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.808238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.808238][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.808238][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.808238][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.808238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.808238][ T10] [ 5677.810680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5677.810680][ T10] netdev_get_by_index+0x5e/0x80 [ 5677.810680][ T10] fib6_nh_init+0x3d8/0x1580 [ 5677.810680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5677.810680][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5677.810680][ T10] ipv6_add_addr+0x411/0x2000 [ 5677.810680][ T10] inet6_addr_add+0x30e/0xa40 [ 5677.810680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5677.810680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.810680][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.810680][ T10] netlink_unicast+0x449/0x710 [ 5677.810680][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.810680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.810680][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.810680][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.810680][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.810680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.810680][ T10] [ 5677.813083][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5677.813083][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5677.813083][ T10] ipv6_find_idev+0x102/0x170 [ 5677.813083][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.813083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.813083][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.813083][ T10] netlink_unicast+0x449/0x710 [ 5677.813083][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.813083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.813083][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.813083][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.813083][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.813083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.813083][ T10] [ 5677.815014][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5677.815014][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5677.815014][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5677.815014][ T10] ipv6_find_idev+0x102/0x170 [ 5677.815014][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5677.815014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5677.815014][ T10] netlink_rcv_skb+0x130/0x360 [ 5677.815014][ T10] netlink_unicast+0x449/0x710 [ 5677.815014][ T10] netlink_sendmsg+0x723/0xbe0 [ 5677.815014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5677.815014][ T10] ___sys_sendmsg+0xee/0x170 [ 5677.815014][ T10] __sys_sendmsg+0xcd/0x170 [ 5677.815014][ T10] do_syscall_64+0xc6/0x1e0 [ 5677.815014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5677.815014][ T10] [ 5688.054838][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5688.055329][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.055329][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5688.055329][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5688.055329][ T10] fib6_nh_init+0xa22/0x1580 [ 5688.055329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.055329][ T10] ip6_route_add+0x1c/0x140 [ 5688.055329][ T10] inet6_rtm_newroute+0x104/0x110 [ 5688.055329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.055329][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.055329][ T10] netlink_unicast+0x449/0x710 [ 5688.055329][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.055329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.055329][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.055329][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.055329][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.055329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.055329][ T10] [ 5688.057393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.057393][ T10] dst_init+0x84/0x4a0 [ 5688.057393][ T10] dst_alloc+0x97/0x150 [ 5688.057393][ T10] ip6_dst_alloc+0x23/0x90 [ 5688.057393][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5688.057393][ T10] ip6_pol_route+0x56f/0x840 [ 5688.057393][ T10] fib6_rule_lookup+0x456/0x630 [ 5688.057393][ T10] ip6_route_input+0x59c/0xa50 [ 5688.057393][ T10] ipv6_rcv+0x397/0x810 [ 5688.057393][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5688.057393][ T10] process_backlog+0x101/0x620 [ 5688.057393][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5688.057393][ T10] net_rx_action+0x495/0xbe0 [ 5688.057393][ T10] __do_softirq+0x1b5/0x7f6 [ 5688.057393][ T10] [ 5688.059209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.059209][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.059209][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.059209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.059209][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5688.059209][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5688.059209][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5688.059209][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5688.059209][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5688.059209][ T10] addrconf_dad_begin+0x310/0x670 [ 5688.059209][ T10] addrconf_dad_work+0x10b/0xab0 [ 5688.059209][ T10] process_one_work+0x84d/0x18a0 [ 5688.059209][ T10] worker_thread+0x587/0xd30 [ 5688.059209][ T10] kthread+0x28a/0x350 [ 5688.059209][ T10] ret_from_fork+0x31/0x70 [ 5688.059209][ T10] ret_from_fork_asm+0x1a/0x30 [ 5688.059209][ T10] [ 5688.061286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.061286][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.061286][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.061286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.061286][ T10] ip6_route_add+0x1c/0x140 [ 5688.061286][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5688.061286][ T10] inet6_addr_add+0x4f8/0xa40 [ 5688.061286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.061286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.061286][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.061286][ T10] netlink_unicast+0x449/0x710 [ 5688.061286][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.061286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.061286][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.061286][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.061286][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.061286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.061286][ T10] [ 5688.063445][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.063445][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.063445][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.063445][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.063445][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5688.063445][ T10] ipv6_add_addr+0x411/0x2000 [ 5688.063445][ T10] inet6_addr_add+0x30e/0xa40 [ 5688.063445][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.063445][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.063445][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.063445][ T10] netlink_unicast+0x449/0x710 [ 5688.063445][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.063445][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.063445][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.063445][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.063445][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.063445][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.063445][ T10] [ 5688.065622][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.065622][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.065622][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.065622][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.065622][ T10] ip6_route_add+0x1c/0x140 [ 5688.065622][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5688.065622][ T10] addrconf_add_dev+0xe2/0x170 [ 5688.065622][ T10] inet6_addr_add+0x12f/0xa40 [ 5688.065622][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.065622][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.065622][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.065622][ T10] netlink_unicast+0x449/0x710 [ 5688.065622][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.065622][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.065622][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.065622][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.065622][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.065622][ T10] [ 5688.067751][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.067751][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5688.067751][ T10] ipv6_find_idev+0x102/0x170 [ 5688.067751][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.067751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.067751][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.067751][ T10] netlink_unicast+0x449/0x710 [ 5688.067751][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.067751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.067751][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.067751][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.067751][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.067751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.067751][ T10] [ 5688.069434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5688.069434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5688.069434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5688.069434][ T10] ipv6_find_idev+0x102/0x170 [ 5688.069434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.069434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.069434][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.069434][ T10] netlink_unicast+0x449/0x710 [ 5688.069434][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.069434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.069434][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.069434][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.069434][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.069434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.069434][ T10] [ 5688.071286][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5688.071590][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5688.071590][ T10] dst_init+0x84/0x4a0 [ 5688.071590][ T10] dst_alloc+0x97/0x150 [ 5688.071590][ T10] ip6_dst_alloc+0x23/0x90 [ 5688.071590][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5688.071590][ T10] ip6_pol_route+0x56f/0x840 [ 5688.071590][ T10] fib6_rule_lookup+0x456/0x630 [ 5688.071590][ T10] ip6_route_input+0x59c/0xa50 [ 5688.071590][ T10] ipv6_rcv+0x397/0x810 [ 5688.071590][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5688.071590][ T10] process_backlog+0x101/0x620 [ 5688.071590][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5688.071590][ T10] net_rx_action+0x495/0xbe0 [ 5688.071590][ T10] __do_softirq+0x1b5/0x7f6 [ 5688.071590][ T10] [ 5688.073350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.073350][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5688.073350][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5688.073350][ T10] fib6_nh_init+0xa22/0x1580 [ 5688.073350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.073350][ T10] ip6_route_add+0x1c/0x140 [ 5688.073350][ T10] inet6_rtm_newroute+0x104/0x110 [ 5688.073350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.073350][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.073350][ T10] netlink_unicast+0x449/0x710 [ 5688.073350][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.073350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.073350][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.073350][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.073350][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.073350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.073350][ T10] [ 5688.075299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.075299][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.075299][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.075299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.075299][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5688.075299][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5688.075299][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5688.075299][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5688.075299][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5688.075299][ T10] addrconf_dad_begin+0x310/0x670 [ 5688.075299][ T10] addrconf_dad_work+0x10b/0xab0 [ 5688.075299][ T10] process_one_work+0x84d/0x18a0 [ 5688.075299][ T10] worker_thread+0x587/0xd30 [ 5688.075299][ T10] kthread+0x28a/0x350 [ 5688.075299][ T10] ret_from_fork+0x31/0x70 [ 5688.075299][ T10] ret_from_fork_asm+0x1a/0x30 [ 5688.075299][ T10] [ 5688.077306][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.077306][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.077306][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.077306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.077306][ T10] ip6_route_add+0x1c/0x140 [ 5688.077306][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5688.077306][ T10] inet6_addr_add+0x4f8/0xa40 [ 5688.077306][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.077306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.077306][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.077306][ T10] netlink_unicast+0x449/0x710 [ 5688.077306][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.077306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.077306][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.077306][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.077306][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.077306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.077306][ T10] [ 5688.079385][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.079385][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.079385][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.079385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.079385][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5688.079385][ T10] ipv6_add_addr+0x411/0x2000 [ 5688.079385][ T10] inet6_addr_add+0x30e/0xa40 [ 5688.079385][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.079385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.079385][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.079385][ T10] netlink_unicast+0x449/0x710 [ 5688.079385][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.079385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.079385][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.079385][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.079385][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.079385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.079385][ T10] [ 5688.081489][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.081489][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.081489][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.081489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.081489][ T10] ip6_route_add+0x1c/0x140 [ 5688.081489][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5688.081489][ T10] addrconf_add_dev+0xe2/0x170 [ 5688.081489][ T10] inet6_addr_add+0x12f/0xa40 [ 5688.081489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.081489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.081489][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.081489][ T10] netlink_unicast+0x449/0x710 [ 5688.081489][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.081489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.081489][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.081489][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.081489][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.081489][ T10] [ 5688.083594][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.083594][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5688.083594][ T10] ipv6_find_idev+0x102/0x170 [ 5688.083594][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.083594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.083594][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.083594][ T10] netlink_unicast+0x449/0x710 [ 5688.083594][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.083594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.083594][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.083594][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.083594][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.083594][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.083594][ T10] [ 5688.085329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5688.085329][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5688.085329][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5688.085329][ T10] ipv6_find_idev+0x102/0x170 [ 5688.085329][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.085329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.085329][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.085329][ T10] netlink_unicast+0x449/0x710 [ 5688.085329][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.085329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.085329][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.085329][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.085329][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.085329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.085329][ T10] [ 5688.087226][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5688.087485][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5688.087485][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.087485][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.087485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.087485][ T10] ip6_route_add+0x1c/0x140 [ 5688.087485][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5688.087485][ T10] inet6_addr_add+0x4f8/0xa40 [ 5688.087485][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.087485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.087485][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.087485][ T10] netlink_unicast+0x449/0x710 [ 5688.087485][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.087485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.087485][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.087485][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.087485][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.087485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.087485][ T10] [ 5688.089702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5688.089702][ T10] netdev_get_by_index+0x5e/0x80 [ 5688.089702][ T10] fib6_nh_init+0x3d8/0x1580 [ 5688.089702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5688.089702][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5688.089702][ T10] ipv6_add_addr+0x411/0x2000 [ 5688.089702][ T10] inet6_addr_add+0x30e/0xa40 [ 5688.089702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5688.089702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.089702][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.089702][ T10] netlink_unicast+0x449/0x710 [ 5688.089702][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.089702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.089702][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.089702][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.089702][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.089702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.089702][ T10] [ 5688.091898][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5688.091898][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5688.091898][ T10] ipv6_find_idev+0x102/0x170 [ 5688.091898][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.091898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.091898][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.091898][ T10] netlink_unicast+0x449/0x710 [ 5688.091898][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.091898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.091898][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.091898][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.091898][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.091898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.091898][ T10] [ 5688.093625][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5688.093625][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5688.093625][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5688.093625][ T10] ipv6_find_idev+0x102/0x170 [ 5688.093625][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5688.093625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5688.093625][ T10] netlink_rcv_skb+0x130/0x360 [ 5688.093625][ T10] netlink_unicast+0x449/0x710 [ 5688.093625][ T10] netlink_sendmsg+0x723/0xbe0 [ 5688.093625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5688.093625][ T10] ___sys_sendmsg+0xee/0x170 [ 5688.093625][ T10] __sys_sendmsg+0xcd/0x170 [ 5688.093625][ T10] do_syscall_64+0xc6/0x1e0 [ 5688.093625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5688.093625][ T10] [ 5698.334845][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5698.335313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.335313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5698.335313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5698.335313][ T10] fib6_nh_init+0xa22/0x1580 [ 5698.335313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.335313][ T10] ip6_route_add+0x1c/0x140 [ 5698.335313][ T10] inet6_rtm_newroute+0x104/0x110 [ 5698.335313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.335313][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.335313][ T10] netlink_unicast+0x449/0x710 [ 5698.335313][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.335313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.335313][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.335313][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.335313][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.335313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.335313][ T10] [ 5698.337342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.337342][ T10] dst_init+0x84/0x4a0 [ 5698.337342][ T10] dst_alloc+0x97/0x150 [ 5698.337342][ T10] ip6_dst_alloc+0x23/0x90 [ 5698.337342][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5698.337342][ T10] ip6_pol_route+0x56f/0x840 [ 5698.337342][ T10] fib6_rule_lookup+0x456/0x630 [ 5698.337342][ T10] ip6_route_input+0x59c/0xa50 [ 5698.337342][ T10] ipv6_rcv+0x397/0x810 [ 5698.337342][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5698.337342][ T10] process_backlog+0x101/0x620 [ 5698.337342][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5698.337342][ T10] net_rx_action+0x495/0xbe0 [ 5698.337342][ T10] __do_softirq+0x1b5/0x7f6 [ 5698.337342][ T10] [ 5698.339034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.339034][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.339034][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.339034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.339034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5698.339034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5698.339034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5698.339034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5698.339034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5698.339034][ T10] addrconf_dad_begin+0x310/0x670 [ 5698.339034][ T10] addrconf_dad_work+0x10b/0xab0 [ 5698.339034][ T10] process_one_work+0x84d/0x18a0 [ 5698.339034][ T10] worker_thread+0x587/0xd30 [ 5698.339034][ T10] kthread+0x28a/0x350 [ 5698.339034][ T10] ret_from_fork+0x31/0x70 [ 5698.339034][ T10] ret_from_fork_asm+0x1a/0x30 [ 5698.339034][ T10] [ 5698.340991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.340991][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.340991][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.340991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.340991][ T10] ip6_route_add+0x1c/0x140 [ 5698.340991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5698.340991][ T10] inet6_addr_add+0x4f8/0xa40 [ 5698.340991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.340991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.340991][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.340991][ T10] netlink_unicast+0x449/0x710 [ 5698.340991][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.340991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.340991][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.340991][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.340991][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.340991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.340991][ T10] [ 5698.343033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.343033][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.343033][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.343033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.343033][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5698.343033][ T10] ipv6_add_addr+0x411/0x2000 [ 5698.343033][ T10] inet6_addr_add+0x30e/0xa40 [ 5698.343033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.343033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.343033][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.343033][ T10] netlink_unicast+0x449/0x710 [ 5698.343033][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.343033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.343033][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.343033][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.343033][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.343033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.343033][ T10] [ 5698.345090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.345090][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.345090][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.345090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.345090][ T10] ip6_route_add+0x1c/0x140 [ 5698.345090][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5698.345090][ T10] addrconf_add_dev+0xe2/0x170 [ 5698.345090][ T10] inet6_addr_add+0x12f/0xa40 [ 5698.345090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.345090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.345090][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.345090][ T10] netlink_unicast+0x449/0x710 [ 5698.345090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.345090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.345090][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.345090][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.345090][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.345090][ T10] [ 5698.347090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.347090][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5698.347090][ T10] ipv6_find_idev+0x102/0x170 [ 5698.347090][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.347090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.347090][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.347090][ T10] netlink_unicast+0x449/0x710 [ 5698.347090][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.347090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.347090][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.347090][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.347090][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.347090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.347090][ T10] [ 5698.348662][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5698.348662][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5698.348662][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5698.348662][ T10] ipv6_find_idev+0x102/0x170 [ 5698.348662][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.348662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.348662][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.348662][ T10] netlink_unicast+0x449/0x710 [ 5698.348662][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.348662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.348662][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.348662][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.348662][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.348662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.348662][ T10] [ 5698.350422][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5698.350716][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5698.350716][ T10] dst_init+0x84/0x4a0 [ 5698.350716][ T10] dst_alloc+0x97/0x150 [ 5698.350716][ T10] ip6_dst_alloc+0x23/0x90 [ 5698.350716][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5698.350716][ T10] ip6_pol_route+0x56f/0x840 [ 5698.350716][ T10] fib6_rule_lookup+0x456/0x630 [ 5698.350716][ T10] ip6_route_input+0x59c/0xa50 [ 5698.350716][ T10] ipv6_rcv+0x397/0x810 [ 5698.350716][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5698.350716][ T10] process_backlog+0x101/0x620 [ 5698.350716][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5698.350716][ T10] net_rx_action+0x495/0xbe0 [ 5698.350716][ T10] __do_softirq+0x1b5/0x7f6 [ 5698.350716][ T10] [ 5698.352392][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.352392][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5698.352392][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5698.352392][ T10] fib6_nh_init+0xa22/0x1580 [ 5698.352392][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.352392][ T10] ip6_route_add+0x1c/0x140 [ 5698.352392][ T10] inet6_rtm_newroute+0x104/0x110 [ 5698.352392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.352392][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.352392][ T10] netlink_unicast+0x449/0x710 [ 5698.352392][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.352392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.352392][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.352392][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.352392][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.352392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.352392][ T10] [ 5698.354312][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.354312][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.354312][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.354312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.354312][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5698.354312][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5698.354312][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5698.354312][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5698.354312][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5698.354312][ T10] addrconf_dad_begin+0x310/0x670 [ 5698.354312][ T10] addrconf_dad_work+0x10b/0xab0 [ 5698.354312][ T10] process_one_work+0x84d/0x18a0 [ 5698.354312][ T10] worker_thread+0x587/0xd30 [ 5698.354312][ T10] kthread+0x28a/0x350 [ 5698.354312][ T10] ret_from_fork+0x31/0x70 [ 5698.354312][ T10] ret_from_fork_asm+0x1a/0x30 [ 5698.354312][ T10] [ 5698.356253][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.356253][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.356253][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.356253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.356253][ T10] ip6_route_add+0x1c/0x140 [ 5698.356253][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5698.356253][ T10] inet6_addr_add+0x4f8/0xa40 [ 5698.356253][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.356253][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.356253][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.356253][ T10] netlink_unicast+0x449/0x710 [ 5698.356253][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.356253][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.356253][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.356253][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.356253][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.356253][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.356253][ T10] [ 5698.358304][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.358304][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.358304][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.358304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.358304][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5698.358304][ T10] ipv6_add_addr+0x411/0x2000 [ 5698.358304][ T10] inet6_addr_add+0x30e/0xa40 [ 5698.358304][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.358304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.358304][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.358304][ T10] netlink_unicast+0x449/0x710 [ 5698.358304][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.358304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.358304][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.358304][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.358304][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.358304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.358304][ T10] [ 5698.360358][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.360358][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.360358][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.360358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.360358][ T10] ip6_route_add+0x1c/0x140 [ 5698.360358][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5698.360358][ T10] addrconf_add_dev+0xe2/0x170 [ 5698.360358][ T10] inet6_addr_add+0x12f/0xa40 [ 5698.360358][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.360358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.360358][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.360358][ T10] netlink_unicast+0x449/0x710 [ 5698.360358][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.360358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.360358][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.360358][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.360358][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.360358][ T10] [ 5698.362486][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.362486][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5698.362486][ T10] ipv6_find_idev+0x102/0x170 [ 5698.362486][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.362486][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.362486][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.362486][ T10] netlink_unicast+0x449/0x710 [ 5698.362486][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.362486][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.362486][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.362486][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.362486][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.362486][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.362486][ T10] [ 5698.364294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5698.364294][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5698.364294][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5698.364294][ T10] ipv6_find_idev+0x102/0x170 [ 5698.364294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.364294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.364294][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.364294][ T10] netlink_unicast+0x449/0x710 [ 5698.364294][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.364294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.364294][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.364294][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.364294][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.364294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.364294][ T10] [ 5698.366292][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5698.366548][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5698.366548][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.366548][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.366548][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.366548][ T10] ip6_route_add+0x1c/0x140 [ 5698.366548][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5698.366548][ T10] inet6_addr_add+0x4f8/0xa40 [ 5698.366548][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.366548][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.366548][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.366548][ T10] netlink_unicast+0x449/0x710 [ 5698.366548][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.366548][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.366548][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.366548][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.366548][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.366548][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.366548][ T10] [ 5698.368853][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5698.368853][ T10] netdev_get_by_index+0x5e/0x80 [ 5698.368853][ T10] fib6_nh_init+0x3d8/0x1580 [ 5698.368853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5698.368853][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5698.368853][ T10] ipv6_add_addr+0x411/0x2000 [ 5698.368853][ T10] inet6_addr_add+0x30e/0xa40 [ 5698.368853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5698.368853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.368853][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.368853][ T10] netlink_unicast+0x449/0x710 [ 5698.368853][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.368853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.368853][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.368853][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.368853][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.368853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.368853][ T10] [ 5698.371155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5698.371155][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5698.371155][ T10] ipv6_find_idev+0x102/0x170 [ 5698.371155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.371155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.371155][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.371155][ T10] netlink_unicast+0x449/0x710 [ 5698.371155][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.371155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.371155][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.371155][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.371155][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.371155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.371155][ T10] [ 5698.372971][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5698.372971][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5698.372971][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5698.372971][ T10] ipv6_find_idev+0x102/0x170 [ 5698.372971][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5698.372971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5698.372971][ T10] netlink_rcv_skb+0x130/0x360 [ 5698.372971][ T10] netlink_unicast+0x449/0x710 [ 5698.372971][ T10] netlink_sendmsg+0x723/0xbe0 [ 5698.372971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5698.372971][ T10] ___sys_sendmsg+0xee/0x170 [ 5698.372971][ T10] __sys_sendmsg+0xcd/0x170 [ 5698.372971][ T10] do_syscall_64+0xc6/0x1e0 [ 5698.372971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5698.372971][ T10] [ 5708.614852][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5708.615328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.615328][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5708.615328][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5708.615328][ T10] fib6_nh_init+0xa22/0x1580 [ 5708.615328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.615328][ T10] ip6_route_add+0x1c/0x140 [ 5708.615328][ T10] inet6_rtm_newroute+0x104/0x110 [ 5708.615328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.615328][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.615328][ T10] netlink_unicast+0x449/0x710 [ 5708.615328][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.615328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.615328][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.615328][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.615328][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.615328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.615328][ T10] [ 5708.617275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.617275][ T10] dst_init+0x84/0x4a0 [ 5708.617275][ T10] dst_alloc+0x97/0x150 [ 5708.617275][ T10] ip6_dst_alloc+0x23/0x90 [ 5708.617275][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5708.617275][ T10] ip6_pol_route+0x56f/0x840 [ 5708.617275][ T10] fib6_rule_lookup+0x456/0x630 [ 5708.617275][ T10] ip6_route_input+0x59c/0xa50 [ 5708.617275][ T10] ipv6_rcv+0x397/0x810 [ 5708.617275][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5708.617275][ T10] process_backlog+0x101/0x620 [ 5708.617275][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5708.617275][ T10] net_rx_action+0x495/0xbe0 [ 5708.617275][ T10] __do_softirq+0x1b5/0x7f6 [ 5708.617275][ T10] [ 5708.618975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.618975][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.618975][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.618975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.618975][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5708.618975][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5708.618975][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5708.618975][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5708.618975][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5708.618975][ T10] addrconf_dad_begin+0x310/0x670 [ 5708.618975][ T10] addrconf_dad_work+0x10b/0xab0 [ 5708.618975][ T10] process_one_work+0x84d/0x18a0 [ 5708.618975][ T10] worker_thread+0x587/0xd30 [ 5708.618975][ T10] kthread+0x28a/0x350 [ 5708.618975][ T10] ret_from_fork+0x31/0x70 [ 5708.618975][ T10] ret_from_fork_asm+0x1a/0x30 [ 5708.618975][ T10] [ 5708.620927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.620927][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.620927][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.620927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.620927][ T10] ip6_route_add+0x1c/0x140 [ 5708.620927][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5708.620927][ T10] inet6_addr_add+0x4f8/0xa40 [ 5708.620927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.620927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.620927][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.620927][ T10] netlink_unicast+0x449/0x710 [ 5708.620927][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.620927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.620927][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.620927][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.620927][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.620927][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.620927][ T10] [ 5708.622974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.622974][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.622974][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.622974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.622974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5708.622974][ T10] ipv6_add_addr+0x411/0x2000 [ 5708.622974][ T10] inet6_addr_add+0x30e/0xa40 [ 5708.622974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.622974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.622974][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.622974][ T10] netlink_unicast+0x449/0x710 [ 5708.622974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.622974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.622974][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.622974][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.622974][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.622974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.622974][ T10] [ 5708.625028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.625028][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.625028][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.625028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.625028][ T10] ip6_route_add+0x1c/0x140 [ 5708.625028][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5708.625028][ T10] addrconf_add_dev+0xe2/0x170 [ 5708.625028][ T10] inet6_addr_add+0x12f/0xa40 [ 5708.625028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.625028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.625028][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.625028][ T10] netlink_unicast+0x449/0x710 [ 5708.625028][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.625028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.625028][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.625028][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.625028][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.625028][ T10] [ 5708.627036][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.627036][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5708.627036][ T10] ipv6_find_idev+0x102/0x170 [ 5708.627036][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.627036][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.627036][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.627036][ T10] netlink_unicast+0x449/0x710 [ 5708.627036][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.627036][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.627036][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.627036][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.627036][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.627036][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.627036][ T10] [ 5708.628596][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5708.628596][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5708.628596][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5708.628596][ T10] ipv6_find_idev+0x102/0x170 [ 5708.628596][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.628596][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.628596][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.628596][ T10] netlink_unicast+0x449/0x710 [ 5708.628596][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.628596][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.628596][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.628596][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.628596][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.628596][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.628596][ T10] [ 5708.630338][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5708.630633][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5708.630633][ T10] dst_init+0x84/0x4a0 [ 5708.630633][ T10] dst_alloc+0x97/0x150 [ 5708.630633][ T10] ip6_dst_alloc+0x23/0x90 [ 5708.630633][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5708.630633][ T10] ip6_pol_route+0x56f/0x840 [ 5708.630633][ T10] fib6_rule_lookup+0x456/0x630 [ 5708.630633][ T10] ip6_route_input+0x59c/0xa50 [ 5708.630633][ T10] ipv6_rcv+0x397/0x810 [ 5708.630633][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5708.630633][ T10] process_backlog+0x101/0x620 [ 5708.630633][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5708.630633][ T10] net_rx_action+0x495/0xbe0 [ 5708.630633][ T10] __do_softirq+0x1b5/0x7f6 [ 5708.630633][ T10] [ 5708.632310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.632310][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5708.632310][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5708.632310][ T10] fib6_nh_init+0xa22/0x1580 [ 5708.632310][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.632310][ T10] ip6_route_add+0x1c/0x140 [ 5708.632310][ T10] inet6_rtm_newroute+0x104/0x110 [ 5708.632310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.632310][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.632310][ T10] netlink_unicast+0x449/0x710 [ 5708.632310][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.632310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.632310][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.632310][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.632310][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.632310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.632310][ T10] [ 5708.634216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.634216][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.634216][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.634216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.634216][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5708.634216][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5708.634216][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5708.634216][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5708.634216][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5708.634216][ T10] addrconf_dad_begin+0x310/0x670 [ 5708.634216][ T10] addrconf_dad_work+0x10b/0xab0 [ 5708.634216][ T10] process_one_work+0x84d/0x18a0 [ 5708.634216][ T10] worker_thread+0x587/0xd30 [ 5708.634216][ T10] kthread+0x28a/0x350 [ 5708.634216][ T10] ret_from_fork+0x31/0x70 [ 5708.634216][ T10] ret_from_fork_asm+0x1a/0x30 [ 5708.634216][ T10] [ 5708.636152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.636152][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.636152][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.636152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.636152][ T10] ip6_route_add+0x1c/0x140 [ 5708.636152][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5708.636152][ T10] inet6_addr_add+0x4f8/0xa40 [ 5708.636152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.636152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.636152][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.636152][ T10] netlink_unicast+0x449/0x710 [ 5708.636152][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.636152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.636152][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.636152][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.636152][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.636152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.636152][ T10] [ 5708.638188][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.638188][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.638188][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.638188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.638188][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5708.638188][ T10] ipv6_add_addr+0x411/0x2000 [ 5708.638188][ T10] inet6_addr_add+0x30e/0xa40 [ 5708.638188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.638188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.638188][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.638188][ T10] netlink_unicast+0x449/0x710 [ 5708.638188][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.638188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.638188][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.638188][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.638188][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.638188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.638188][ T10] [ 5708.640231][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.640231][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.640231][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.640231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.640231][ T10] ip6_route_add+0x1c/0x140 [ 5708.640231][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5708.640231][ T10] addrconf_add_dev+0xe2/0x170 [ 5708.640231][ T10] inet6_addr_add+0x12f/0xa40 [ 5708.640231][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.640231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.640231][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.640231][ T10] netlink_unicast+0x449/0x710 [ 5708.640231][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.640231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.640231][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.640231][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.640231][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.640231][ T10] [ 5708.642349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.642349][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5708.642349][ T10] ipv6_find_idev+0x102/0x170 [ 5708.642349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.642349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.642349][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.642349][ T10] netlink_unicast+0x449/0x710 [ 5708.642349][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.642349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.642349][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.642349][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.642349][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.642349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.642349][ T10] [ 5708.644108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5708.644108][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5708.644108][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5708.644108][ T10] ipv6_find_idev+0x102/0x170 [ 5708.644108][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.644108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.644108][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.644108][ T10] netlink_unicast+0x449/0x710 [ 5708.644108][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.644108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.644108][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.644108][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.644108][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.644108][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.644108][ T10] [ 5708.646158][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5708.646419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5708.646419][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.646419][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.646419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.646419][ T10] ip6_route_add+0x1c/0x140 [ 5708.646419][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5708.646419][ T10] inet6_addr_add+0x4f8/0xa40 [ 5708.646419][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.646419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.646419][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.646419][ T10] netlink_unicast+0x449/0x710 [ 5708.646419][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.646419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.646419][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.646419][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.646419][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.646419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.646419][ T10] [ 5708.648719][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5708.648719][ T10] netdev_get_by_index+0x5e/0x80 [ 5708.648719][ T10] fib6_nh_init+0x3d8/0x1580 [ 5708.648719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5708.648719][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5708.648719][ T10] ipv6_add_addr+0x411/0x2000 [ 5708.648719][ T10] inet6_addr_add+0x30e/0xa40 [ 5708.648719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5708.648719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.648719][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.648719][ T10] netlink_unicast+0x449/0x710 [ 5708.648719][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.648719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.648719][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.648719][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.648719][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.648719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.648719][ T10] [ 5708.651013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5708.651013][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5708.651013][ T10] ipv6_find_idev+0x102/0x170 [ 5708.651013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.651013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.651013][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.651013][ T10] netlink_unicast+0x449/0x710 [ 5708.651013][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.651013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.651013][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.651013][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.651013][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.651013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.651013][ T10] [ 5708.652765][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5708.652765][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5708.652765][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5708.652765][ T10] ipv6_find_idev+0x102/0x170 [ 5708.652765][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5708.652765][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5708.652765][ T10] netlink_rcv_skb+0x130/0x360 [ 5708.652765][ T10] netlink_unicast+0x449/0x710 [ 5708.652765][ T10] netlink_sendmsg+0x723/0xbe0 [ 5708.652765][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5708.652765][ T10] ___sys_sendmsg+0xee/0x170 [ 5708.652765][ T10] __sys_sendmsg+0xcd/0x170 [ 5708.652765][ T10] do_syscall_64+0xc6/0x1e0 [ 5708.652765][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5708.652765][ T10] [ 5718.894848][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5718.895302][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.895302][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5718.895302][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5718.895302][ T10] fib6_nh_init+0xa22/0x1580 [ 5718.895302][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.895302][ T10] ip6_route_add+0x1c/0x140 [ 5718.895302][ T10] inet6_rtm_newroute+0x104/0x110 [ 5718.895302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.895302][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.895302][ T10] netlink_unicast+0x449/0x710 [ 5718.895302][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.895302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.895302][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.895302][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.895302][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.895302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.895302][ T10] [ 5718.897244][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.897244][ T10] dst_init+0x84/0x4a0 [ 5718.897244][ T10] dst_alloc+0x97/0x150 [ 5718.897244][ T10] ip6_dst_alloc+0x23/0x90 [ 5718.897244][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5718.897244][ T10] ip6_pol_route+0x56f/0x840 [ 5718.897244][ T10] fib6_rule_lookup+0x456/0x630 [ 5718.897244][ T10] ip6_route_input+0x59c/0xa50 [ 5718.897244][ T10] ipv6_rcv+0x397/0x810 [ 5718.897244][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5718.897244][ T10] process_backlog+0x101/0x620 [ 5718.897244][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5718.897244][ T10] net_rx_action+0x495/0xbe0 [ 5718.897244][ T10] __do_softirq+0x1b5/0x7f6 [ 5718.897244][ T10] [ 5718.898939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.898939][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.898939][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.898939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.898939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5718.898939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5718.898939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5718.898939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5718.898939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5718.898939][ T10] addrconf_dad_begin+0x310/0x670 [ 5718.898939][ T10] addrconf_dad_work+0x10b/0xab0 [ 5718.898939][ T10] process_one_work+0x84d/0x18a0 [ 5718.898939][ T10] worker_thread+0x587/0xd30 [ 5718.898939][ T10] kthread+0x28a/0x350 [ 5718.898939][ T10] ret_from_fork+0x31/0x70 [ 5718.898939][ T10] ret_from_fork_asm+0x1a/0x30 [ 5718.898939][ T10] [ 5718.900894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.900894][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.900894][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.900894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.900894][ T10] ip6_route_add+0x1c/0x140 [ 5718.900894][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5718.900894][ T10] inet6_addr_add+0x4f8/0xa40 [ 5718.900894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.900894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.900894][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.900894][ T10] netlink_unicast+0x449/0x710 [ 5718.900894][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.900894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.900894][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.900894][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.900894][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.900894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.900894][ T10] [ 5718.902930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.902930][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.902930][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.902930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.902930][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5718.902930][ T10] ipv6_add_addr+0x411/0x2000 [ 5718.902930][ T10] inet6_addr_add+0x30e/0xa40 [ 5718.902930][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.902930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.902930][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.902930][ T10] netlink_unicast+0x449/0x710 [ 5718.902930][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.902930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.902930][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.902930][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.902930][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.902930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.902930][ T10] [ 5718.904969][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.904969][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.904969][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.904969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.904969][ T10] ip6_route_add+0x1c/0x140 [ 5718.904969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5718.904969][ T10] addrconf_add_dev+0xe2/0x170 [ 5718.904969][ T10] inet6_addr_add+0x12f/0xa40 [ 5718.904969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.904969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.904969][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.904969][ T10] netlink_unicast+0x449/0x710 [ 5718.904969][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.904969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.904969][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.904969][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.904969][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.904969][ T10] [ 5718.906968][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.906968][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5718.906968][ T10] ipv6_find_idev+0x102/0x170 [ 5718.906968][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.906968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.906968][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.906968][ T10] netlink_unicast+0x449/0x710 [ 5718.906968][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.906968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.906968][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.906968][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.906968][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.906968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.906968][ T10] [ 5718.908566][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5718.908566][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5718.908566][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5718.908566][ T10] ipv6_find_idev+0x102/0x170 [ 5718.908566][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.908566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.908566][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.908566][ T10] netlink_unicast+0x449/0x710 [ 5718.908566][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.908566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.908566][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.908566][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.908566][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.908566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.908566][ T10] [ 5718.910311][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5718.910605][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5718.910605][ T10] dst_init+0x84/0x4a0 [ 5718.910605][ T10] dst_alloc+0x97/0x150 [ 5718.910605][ T10] ip6_dst_alloc+0x23/0x90 [ 5718.910605][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5718.910605][ T10] ip6_pol_route+0x56f/0x840 [ 5718.910605][ T10] fib6_rule_lookup+0x456/0x630 [ 5718.910605][ T10] ip6_route_input+0x59c/0xa50 [ 5718.910605][ T10] ipv6_rcv+0x397/0x810 [ 5718.910605][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5718.910605][ T10] process_backlog+0x101/0x620 [ 5718.910605][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5718.910605][ T10] net_rx_action+0x495/0xbe0 [ 5718.910605][ T10] __do_softirq+0x1b5/0x7f6 [ 5718.910605][ T10] [ 5718.912322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.912322][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5718.912322][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5718.912322][ T10] fib6_nh_init+0xa22/0x1580 [ 5718.912322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.912322][ T10] ip6_route_add+0x1c/0x140 [ 5718.912322][ T10] inet6_rtm_newroute+0x104/0x110 [ 5718.912322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.912322][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.912322][ T10] netlink_unicast+0x449/0x710 [ 5718.912322][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.912322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.912322][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.912322][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.912322][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.912322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.912322][ T10] [ 5718.914276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.914276][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.914276][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.914276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.914276][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5718.914276][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5718.914276][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5718.914276][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5718.914276][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5718.914276][ T10] addrconf_dad_begin+0x310/0x670 [ 5718.914276][ T10] addrconf_dad_work+0x10b/0xab0 [ 5718.914276][ T10] process_one_work+0x84d/0x18a0 [ 5718.914276][ T10] worker_thread+0x587/0xd30 [ 5718.914276][ T10] kthread+0x28a/0x350 [ 5718.914276][ T10] ret_from_fork+0x31/0x70 [ 5718.914276][ T10] ret_from_fork_asm+0x1a/0x30 [ 5718.914276][ T10] [ 5718.916286][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.916286][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.916286][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.916286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.916286][ T10] ip6_route_add+0x1c/0x140 [ 5718.916286][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5718.916286][ T10] inet6_addr_add+0x4f8/0xa40 [ 5718.916286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.916286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.916286][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.916286][ T10] netlink_unicast+0x449/0x710 [ 5718.916286][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.916286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.916286][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.916286][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.916286][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.916286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.916286][ T10] [ 5718.918361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.918361][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.918361][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.918361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.918361][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5718.918361][ T10] ipv6_add_addr+0x411/0x2000 [ 5718.918361][ T10] inet6_addr_add+0x30e/0xa40 [ 5718.918361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.918361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.918361][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.918361][ T10] netlink_unicast+0x449/0x710 [ 5718.918361][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.918361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.918361][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.918361][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.918361][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.918361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.918361][ T10] [ 5718.920417][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.920417][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.920417][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.920417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.920417][ T10] ip6_route_add+0x1c/0x140 [ 5718.920417][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5718.920417][ T10] addrconf_add_dev+0xe2/0x170 [ 5718.920417][ T10] inet6_addr_add+0x12f/0xa40 [ 5718.920417][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.920417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.920417][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.920417][ T10] netlink_unicast+0x449/0x710 [ 5718.920417][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.920417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.920417][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.920417][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.920417][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.920417][ T10] [ 5718.922487][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.922487][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5718.922487][ T10] ipv6_find_idev+0x102/0x170 [ 5718.922487][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.922487][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.922487][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.922487][ T10] netlink_unicast+0x449/0x710 [ 5718.922487][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.922487][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.922487][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.922487][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.922487][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.922487][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.922487][ T10] [ 5718.924181][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5718.924181][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5718.924181][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5718.924181][ T10] ipv6_find_idev+0x102/0x170 [ 5718.924181][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.924181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.924181][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.924181][ T10] netlink_unicast+0x449/0x710 [ 5718.924181][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.924181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.924181][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.924181][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.924181][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.924181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.924181][ T10] [ 5718.926036][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5718.926286][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5718.926286][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.926286][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.926286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.926286][ T10] ip6_route_add+0x1c/0x140 [ 5718.926286][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5718.926286][ T10] inet6_addr_add+0x4f8/0xa40 [ 5718.926286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.926286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.926286][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.926286][ T10] netlink_unicast+0x449/0x710 [ 5718.926286][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.926286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.926286][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.926286][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.926286][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.926286][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.926286][ T10] [ 5718.928453][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5718.928453][ T10] netdev_get_by_index+0x5e/0x80 [ 5718.928453][ T10] fib6_nh_init+0x3d8/0x1580 [ 5718.928453][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5718.928453][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5718.928453][ T10] ipv6_add_addr+0x411/0x2000 [ 5718.928453][ T10] inet6_addr_add+0x30e/0xa40 [ 5718.928453][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5718.928453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.928453][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.928453][ T10] netlink_unicast+0x449/0x710 [ 5718.928453][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.928453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.928453][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.928453][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.928453][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.928453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.928453][ T10] [ 5718.930613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5718.930613][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5718.930613][ T10] ipv6_find_idev+0x102/0x170 [ 5718.930613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.930613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.930613][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.930613][ T10] netlink_unicast+0x449/0x710 [ 5718.930613][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.930613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.930613][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.930613][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.930613][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.930613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.930613][ T10] [ 5718.932308][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5718.932308][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5718.932308][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5718.932308][ T10] ipv6_find_idev+0x102/0x170 [ 5718.932308][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5718.932308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5718.932308][ T10] netlink_rcv_skb+0x130/0x360 [ 5718.932308][ T10] netlink_unicast+0x449/0x710 [ 5718.932308][ T10] netlink_sendmsg+0x723/0xbe0 [ 5718.932308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5718.932308][ T10] ___sys_sendmsg+0xee/0x170 [ 5718.932308][ T10] __sys_sendmsg+0xcd/0x170 [ 5718.932308][ T10] do_syscall_64+0xc6/0x1e0 [ 5718.932308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5718.932308][ T10] [ 5729.078925][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5729.079374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.079374][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5729.079374][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5729.079374][ T10] fib6_nh_init+0xa22/0x1580 [ 5729.079374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.079374][ T10] ip6_route_add+0x1c/0x140 [ 5729.079374][ T10] inet6_rtm_newroute+0x104/0x110 [ 5729.079374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.079374][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.079374][ T10] netlink_unicast+0x449/0x710 [ 5729.079374][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.079374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.079374][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.079374][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.079374][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.079374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.079374][ T10] [ 5729.081278][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.081278][ T10] dst_init+0x84/0x4a0 [ 5729.081278][ T10] dst_alloc+0x97/0x150 [ 5729.081278][ T10] ip6_dst_alloc+0x23/0x90 [ 5729.081278][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5729.081278][ T10] ip6_pol_route+0x56f/0x840 [ 5729.081278][ T10] fib6_rule_lookup+0x456/0x630 [ 5729.081278][ T10] ip6_route_input+0x59c/0xa50 [ 5729.081278][ T10] ipv6_rcv+0x397/0x810 [ 5729.081278][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5729.081278][ T10] process_backlog+0x101/0x620 [ 5729.081278][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5729.081278][ T10] net_rx_action+0x495/0xbe0 [ 5729.081278][ T10] __do_softirq+0x1b5/0x7f6 [ 5729.081278][ T10] [ 5729.082932][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.082932][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.082932][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.082932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.082932][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5729.082932][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5729.082932][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5729.082932][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5729.082932][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5729.082932][ T10] addrconf_dad_begin+0x310/0x670 [ 5729.082932][ T10] addrconf_dad_work+0x10b/0xab0 [ 5729.082932][ T10] process_one_work+0x84d/0x18a0 [ 5729.082932][ T10] worker_thread+0x587/0xd30 [ 5729.082932][ T10] kthread+0x28a/0x350 [ 5729.082932][ T10] ret_from_fork+0x31/0x70 [ 5729.082932][ T10] ret_from_fork_asm+0x1a/0x30 [ 5729.082932][ T10] [ 5729.084858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.084858][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.084858][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.084858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.084858][ T10] ip6_route_add+0x1c/0x140 [ 5729.084858][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5729.084858][ T10] inet6_addr_add+0x4f8/0xa40 [ 5729.084858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.084858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.084858][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.084858][ T10] netlink_unicast+0x449/0x710 [ 5729.084858][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.084858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.084858][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.084858][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.084858][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.084858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.084858][ T10] [ 5729.086871][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.086871][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.086871][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.086871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.086871][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5729.086871][ T10] ipv6_add_addr+0x411/0x2000 [ 5729.086871][ T10] inet6_addr_add+0x30e/0xa40 [ 5729.086871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.086871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.086871][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.086871][ T10] netlink_unicast+0x449/0x710 [ 5729.086871][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.086871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.086871][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.086871][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.086871][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.086871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.086871][ T10] [ 5729.088880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.088880][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.088880][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.088880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.088880][ T10] ip6_route_add+0x1c/0x140 [ 5729.088880][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5729.088880][ T10] addrconf_add_dev+0xe2/0x170 [ 5729.088880][ T10] inet6_addr_add+0x12f/0xa40 [ 5729.088880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.088880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.088880][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.088880][ T10] netlink_unicast+0x449/0x710 [ 5729.088880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.088880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.088880][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.088880][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.088880][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.088880][ T10] [ 5729.090841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.090841][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5729.090841][ T10] ipv6_find_idev+0x102/0x170 [ 5729.090841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.090841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.090841][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.090841][ T10] netlink_unicast+0x449/0x710 [ 5729.090841][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.090841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.090841][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.090841][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.090841][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.090841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.090841][ T10] [ 5729.092377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5729.092377][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5729.092377][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5729.092377][ T10] ipv6_find_idev+0x102/0x170 [ 5729.092377][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.092377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.092377][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.092377][ T10] netlink_unicast+0x449/0x710 [ 5729.092377][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.092377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.092377][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.092377][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.092377][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.092377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.092377][ T10] [ 5729.094078][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5729.094358][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5729.094358][ T10] dst_init+0x84/0x4a0 [ 5729.094358][ T10] dst_alloc+0x97/0x150 [ 5729.094358][ T10] ip6_dst_alloc+0x23/0x90 [ 5729.094358][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5729.094358][ T10] ip6_pol_route+0x56f/0x840 [ 5729.094358][ T10] fib6_rule_lookup+0x456/0x630 [ 5729.094358][ T10] ip6_route_input+0x59c/0xa50 [ 5729.094358][ T10] ipv6_rcv+0x397/0x810 [ 5729.094358][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5729.094358][ T10] process_backlog+0x101/0x620 [ 5729.094358][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5729.094358][ T10] net_rx_action+0x495/0xbe0 [ 5729.094358][ T10] __do_softirq+0x1b5/0x7f6 [ 5729.094358][ T10] [ 5729.096023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.096023][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5729.096023][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5729.096023][ T10] fib6_nh_init+0xa22/0x1580 [ 5729.096023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.096023][ T10] ip6_route_add+0x1c/0x140 [ 5729.096023][ T10] inet6_rtm_newroute+0x104/0x110 [ 5729.096023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.096023][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.096023][ T10] netlink_unicast+0x449/0x710 [ 5729.096023][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.096023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.096023][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.096023][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.096023][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.096023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.096023][ T10] [ 5729.097902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.097902][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.097902][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.097902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.097902][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5729.097902][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5729.097902][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5729.097902][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5729.097902][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5729.097902][ T10] addrconf_dad_begin+0x310/0x670 [ 5729.097902][ T10] addrconf_dad_work+0x10b/0xab0 [ 5729.097902][ T10] process_one_work+0x84d/0x18a0 [ 5729.097902][ T10] worker_thread+0x587/0xd30 [ 5729.097902][ T10] kthread+0x28a/0x350 [ 5729.097902][ T10] ret_from_fork+0x31/0x70 [ 5729.097902][ T10] ret_from_fork_asm+0x1a/0x30 [ 5729.097902][ T10] [ 5729.099974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.099974][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.099974][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.099974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.099974][ T10] ip6_route_add+0x1c/0x140 [ 5729.099974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5729.099974][ T10] inet6_addr_add+0x4f8/0xa40 [ 5729.099974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.099974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.099974][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.099974][ T10] netlink_unicast+0x449/0x710 [ 5729.099974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.099974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.099974][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.099974][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.099974][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.099974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.099974][ T10] [ 5729.102056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.102056][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.102056][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.102056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.102056][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5729.102056][ T10] ipv6_add_addr+0x411/0x2000 [ 5729.102056][ T10] inet6_addr_add+0x30e/0xa40 [ 5729.102056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.102056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.102056][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.102056][ T10] netlink_unicast+0x449/0x710 [ 5729.102056][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.102056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.102056][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.102056][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.102056][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.102056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.102056][ T10] [ 5729.104119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.104119][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.104119][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.104119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.104119][ T10] ip6_route_add+0x1c/0x140 [ 5729.104119][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5729.104119][ T10] addrconf_add_dev+0xe2/0x170 [ 5729.104119][ T10] inet6_addr_add+0x12f/0xa40 [ 5729.104119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.104119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.104119][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.104119][ T10] netlink_unicast+0x449/0x710 [ 5729.104119][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.104119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.104119][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.104119][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.104119][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.104119][ T10] [ 5729.106256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.106256][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5729.106256][ T10] ipv6_find_idev+0x102/0x170 [ 5729.106256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.106256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.106256][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.106256][ T10] netlink_unicast+0x449/0x710 [ 5729.106256][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.106256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.106256][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.106256][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.106256][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.106256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.106256][ T10] [ 5729.108020][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5729.108020][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5729.108020][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5729.108020][ T10] ipv6_find_idev+0x102/0x170 [ 5729.108020][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.108020][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.108020][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.108020][ T10] netlink_unicast+0x449/0x710 [ 5729.108020][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.108020][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.108020][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.108020][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.108020][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.108020][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.108020][ T10] [ 5729.110075][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5729.110324][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5729.110324][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.110324][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.110324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.110324][ T10] ip6_route_add+0x1c/0x140 [ 5729.110324][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5729.110324][ T10] inet6_addr_add+0x4f8/0xa40 [ 5729.110324][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.110324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.110324][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.110324][ T10] netlink_unicast+0x449/0x710 [ 5729.110324][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.110324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.110324][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.110324][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.110324][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.110324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.110324][ T10] [ 5729.112612][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5729.112612][ T10] netdev_get_by_index+0x5e/0x80 [ 5729.112612][ T10] fib6_nh_init+0x3d8/0x1580 [ 5729.112612][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5729.112612][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5729.112612][ T10] ipv6_add_addr+0x411/0x2000 [ 5729.112612][ T10] inet6_addr_add+0x30e/0xa40 [ 5729.112612][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5729.112612][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.112612][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.112612][ T10] netlink_unicast+0x449/0x710 [ 5729.112612][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.112612][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.112612][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.112612][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.112612][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.112612][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.112612][ T10] [ 5729.114832][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5729.114832][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5729.114832][ T10] ipv6_find_idev+0x102/0x170 [ 5729.114832][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.114832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.114832][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.114832][ T10] netlink_unicast+0x449/0x710 [ 5729.114832][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.114832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.114832][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.114832][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.114832][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.114832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.114832][ T10] [ 5729.116593][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5729.116593][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5729.116593][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5729.116593][ T10] ipv6_find_idev+0x102/0x170 [ 5729.116593][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5729.116593][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5729.116593][ T10] netlink_rcv_skb+0x130/0x360 [ 5729.116593][ T10] netlink_unicast+0x449/0x710 [ 5729.116593][ T10] netlink_sendmsg+0x723/0xbe0 [ 5729.116593][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5729.116593][ T10] ___sys_sendmsg+0xee/0x170 [ 5729.116593][ T10] __sys_sendmsg+0xcd/0x170 [ 5729.116593][ T10] do_syscall_64+0xc6/0x1e0 [ 5729.116593][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5729.116593][ T10] [ 5739.358924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5739.359331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.359331][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5739.359331][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5739.359331][ T10] fib6_nh_init+0xa22/0x1580 [ 5739.359331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.359331][ T10] ip6_route_add+0x1c/0x140 [ 5739.359331][ T10] inet6_rtm_newroute+0x104/0x110 [ 5739.359331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.359331][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.359331][ T10] netlink_unicast+0x449/0x710 [ 5739.359331][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.359331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.359331][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.359331][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.359331][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.359331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.359331][ T10] [ 5739.361301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.361301][ T10] dst_init+0x84/0x4a0 [ 5739.361301][ T10] dst_alloc+0x97/0x150 [ 5739.361301][ T10] ip6_dst_alloc+0x23/0x90 [ 5739.361301][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5739.361301][ T10] ip6_pol_route+0x56f/0x840 [ 5739.361301][ T10] fib6_rule_lookup+0x456/0x630 [ 5739.361301][ T10] ip6_route_input+0x59c/0xa50 [ 5739.361301][ T10] ipv6_rcv+0x397/0x810 [ 5739.361301][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5739.361301][ T10] process_backlog+0x101/0x620 [ 5739.361301][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5739.361301][ T10] net_rx_action+0x495/0xbe0 [ 5739.361301][ T10] __do_softirq+0x1b5/0x7f6 [ 5739.361301][ T10] [ 5739.363027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.363027][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.363027][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.363027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.363027][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5739.363027][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5739.363027][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5739.363027][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5739.363027][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5739.363027][ T10] addrconf_dad_begin+0x310/0x670 [ 5739.363027][ T10] addrconf_dad_work+0x10b/0xab0 [ 5739.363027][ T10] process_one_work+0x84d/0x18a0 [ 5739.363027][ T10] worker_thread+0x587/0xd30 [ 5739.363027][ T10] kthread+0x28a/0x350 [ 5739.363027][ T10] ret_from_fork+0x31/0x70 [ 5739.363027][ T10] ret_from_fork_asm+0x1a/0x30 [ 5739.363027][ T10] [ 5739.365004][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.365004][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.365004][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.365004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.365004][ T10] ip6_route_add+0x1c/0x140 [ 5739.365004][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5739.365004][ T10] inet6_addr_add+0x4f8/0xa40 [ 5739.365004][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.365004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.365004][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.365004][ T10] netlink_unicast+0x449/0x710 [ 5739.365004][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.365004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.365004][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.365004][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.365004][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.365004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.365004][ T10] [ 5739.367060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.367060][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.367060][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.367060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.367060][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5739.367060][ T10] ipv6_add_addr+0x411/0x2000 [ 5739.367060][ T10] inet6_addr_add+0x30e/0xa40 [ 5739.367060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.367060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.367060][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.367060][ T10] netlink_unicast+0x449/0x710 [ 5739.367060][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.367060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.367060][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.367060][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.367060][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.367060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.367060][ T10] [ 5739.369163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.369163][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.369163][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.369163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.369163][ T10] ip6_route_add+0x1c/0x140 [ 5739.369163][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5739.369163][ T10] addrconf_add_dev+0xe2/0x170 [ 5739.369163][ T10] inet6_addr_add+0x12f/0xa40 [ 5739.369163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.369163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.369163][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.369163][ T10] netlink_unicast+0x449/0x710 [ 5739.369163][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.369163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.369163][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.369163][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.369163][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.369163][ T10] [ 5739.371178][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.371178][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5739.371178][ T10] ipv6_find_idev+0x102/0x170 [ 5739.371178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.371178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.371178][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.371178][ T10] netlink_unicast+0x449/0x710 [ 5739.371178][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.371178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.371178][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.371178][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.371178][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.371178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.371178][ T10] [ 5739.372756][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5739.372756][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5739.372756][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5739.372756][ T10] ipv6_find_idev+0x102/0x170 [ 5739.372756][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.372756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.372756][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.372756][ T10] netlink_unicast+0x449/0x710 [ 5739.372756][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.372756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.372756][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.372756][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.372756][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.372756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.372756][ T10] [ 5739.374489][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5739.374786][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5739.374786][ T10] dst_init+0x84/0x4a0 [ 5739.374786][ T10] dst_alloc+0x97/0x150 [ 5739.374786][ T10] ip6_dst_alloc+0x23/0x90 [ 5739.374786][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5739.374786][ T10] ip6_pol_route+0x56f/0x840 [ 5739.374786][ T10] fib6_rule_lookup+0x456/0x630 [ 5739.374786][ T10] ip6_route_input+0x59c/0xa50 [ 5739.374786][ T10] ipv6_rcv+0x397/0x810 [ 5739.374786][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5739.374786][ T10] process_backlog+0x101/0x620 [ 5739.374786][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5739.374786][ T10] net_rx_action+0x495/0xbe0 [ 5739.374786][ T10] __do_softirq+0x1b5/0x7f6 [ 5739.374786][ T10] [ 5739.376471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.376471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5739.376471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5739.376471][ T10] fib6_nh_init+0xa22/0x1580 [ 5739.376471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.376471][ T10] ip6_route_add+0x1c/0x140 [ 5739.376471][ T10] inet6_rtm_newroute+0x104/0x110 [ 5739.376471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.376471][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.376471][ T10] netlink_unicast+0x449/0x710 [ 5739.376471][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.376471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.376471][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.376471][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.376471][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.376471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.376471][ T10] [ 5739.378413][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.378413][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.378413][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.378413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.378413][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5739.378413][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5739.378413][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5739.378413][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5739.378413][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5739.378413][ T10] addrconf_dad_begin+0x310/0x670 [ 5739.378413][ T10] addrconf_dad_work+0x10b/0xab0 [ 5739.378413][ T10] process_one_work+0x84d/0x18a0 [ 5739.378413][ T10] worker_thread+0x587/0xd30 [ 5739.378413][ T10] kthread+0x28a/0x350 [ 5739.378413][ T10] ret_from_fork+0x31/0x70 [ 5739.378413][ T10] ret_from_fork_asm+0x1a/0x30 [ 5739.378413][ T10] [ 5739.380383][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.380383][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.380383][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.380383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.380383][ T10] ip6_route_add+0x1c/0x140 [ 5739.380383][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5739.380383][ T10] inet6_addr_add+0x4f8/0xa40 [ 5739.380383][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.380383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.380383][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.380383][ T10] netlink_unicast+0x449/0x710 [ 5739.380383][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.380383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.380383][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.380383][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.380383][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.380383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.380383][ T10] [ 5739.382434][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.382434][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.382434][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.382434][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.382434][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5739.382434][ T10] ipv6_add_addr+0x411/0x2000 [ 5739.382434][ T10] inet6_addr_add+0x30e/0xa40 [ 5739.382434][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.382434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.382434][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.382434][ T10] netlink_unicast+0x449/0x710 [ 5739.382434][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.382434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.382434][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.382434][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.382434][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.382434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.382434][ T10] [ 5739.384485][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.384485][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.384485][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.384485][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.384485][ T10] ip6_route_add+0x1c/0x140 [ 5739.384485][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5739.384485][ T10] addrconf_add_dev+0xe2/0x170 [ 5739.384485][ T10] inet6_addr_add+0x12f/0xa40 [ 5739.384485][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.384485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.384485][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.384485][ T10] netlink_unicast+0x449/0x710 [ 5739.384485][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.384485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.384485][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.384485][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.384485][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.384485][ T10] [ 5739.386621][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.386621][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5739.386621][ T10] ipv6_find_idev+0x102/0x170 [ 5739.386621][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.386621][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.386621][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.386621][ T10] netlink_unicast+0x449/0x710 [ 5739.386621][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.386621][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.386621][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.386621][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.386621][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.386621][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.386621][ T10] [ 5739.388455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5739.388455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5739.388455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5739.388455][ T10] ipv6_find_idev+0x102/0x170 [ 5739.388455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.388455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.388455][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.388455][ T10] netlink_unicast+0x449/0x710 [ 5739.388455][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.388455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.388455][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.388455][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.388455][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.388455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.388455][ T10] [ 5739.390438][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5739.390682][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5739.390682][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.390682][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.390682][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.390682][ T10] ip6_route_add+0x1c/0x140 [ 5739.390682][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5739.390682][ T10] inet6_addr_add+0x4f8/0xa40 [ 5739.390682][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.390682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.390682][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.390682][ T10] netlink_unicast+0x449/0x710 [ 5739.390682][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.390682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.390682][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.390682][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.390682][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.390682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.390682][ T10] [ 5739.392981][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5739.392981][ T10] netdev_get_by_index+0x5e/0x80 [ 5739.392981][ T10] fib6_nh_init+0x3d8/0x1580 [ 5739.392981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5739.392981][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5739.392981][ T10] ipv6_add_addr+0x411/0x2000 [ 5739.392981][ T10] inet6_addr_add+0x30e/0xa40 [ 5739.392981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5739.392981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.392981][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.392981][ T10] netlink_unicast+0x449/0x710 [ 5739.392981][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.392981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.392981][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.392981][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.392981][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.392981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.392981][ T10] [ 5739.395285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5739.395285][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5739.395285][ T10] ipv6_find_idev+0x102/0x170 [ 5739.395285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.395285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.395285][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.395285][ T10] netlink_unicast+0x449/0x710 [ 5739.395285][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.395285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.395285][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.395285][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.395285][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.395285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.395285][ T10] [ 5739.397109][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5739.397109][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5739.397109][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5739.397109][ T10] ipv6_find_idev+0x102/0x170 [ 5739.397109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5739.397109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5739.397109][ T10] netlink_rcv_skb+0x130/0x360 [ 5739.397109][ T10] netlink_unicast+0x449/0x710 [ 5739.397109][ T10] netlink_sendmsg+0x723/0xbe0 [ 5739.397109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5739.397109][ T10] ___sys_sendmsg+0xee/0x170 [ 5739.397109][ T10] __sys_sendmsg+0xcd/0x170 [ 5739.397109][ T10] do_syscall_64+0xc6/0x1e0 [ 5739.397109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5739.397109][ T10] [ 5749.654911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5749.655374][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.655374][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5749.655374][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5749.655374][ T10] fib6_nh_init+0xa22/0x1580 [ 5749.655374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.655374][ T10] ip6_route_add+0x1c/0x140 [ 5749.655374][ T10] inet6_rtm_newroute+0x104/0x110 [ 5749.655374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.655374][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.655374][ T10] netlink_unicast+0x449/0x710 [ 5749.655374][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.655374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.655374][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.655374][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.655374][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.655374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.655374][ T10] [ 5749.657333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.657333][ T10] dst_init+0x84/0x4a0 [ 5749.657333][ T10] dst_alloc+0x97/0x150 [ 5749.657333][ T10] ip6_dst_alloc+0x23/0x90 [ 5749.657333][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5749.657333][ T10] ip6_pol_route+0x56f/0x840 [ 5749.657333][ T10] fib6_rule_lookup+0x456/0x630 [ 5749.657333][ T10] ip6_route_input+0x59c/0xa50 [ 5749.657333][ T10] ipv6_rcv+0x397/0x810 [ 5749.657333][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5749.657333][ T10] process_backlog+0x101/0x620 [ 5749.657333][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5749.657333][ T10] net_rx_action+0x495/0xbe0 [ 5749.657333][ T10] __do_softirq+0x1b5/0x7f6 [ 5749.657333][ T10] [ 5749.659041][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.659041][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.659041][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.659041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.659041][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5749.659041][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5749.659041][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5749.659041][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5749.659041][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5749.659041][ T10] addrconf_dad_begin+0x310/0x670 [ 5749.659041][ T10] addrconf_dad_work+0x10b/0xab0 [ 5749.659041][ T10] process_one_work+0x84d/0x18a0 [ 5749.659041][ T10] worker_thread+0x587/0xd30 [ 5749.659041][ T10] kthread+0x28a/0x350 [ 5749.659041][ T10] ret_from_fork+0x31/0x70 [ 5749.659041][ T10] ret_from_fork_asm+0x1a/0x30 [ 5749.659041][ T10] [ 5749.661009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.661009][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.661009][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.661009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.661009][ T10] ip6_route_add+0x1c/0x140 [ 5749.661009][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5749.661009][ T10] inet6_addr_add+0x4f8/0xa40 [ 5749.661009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.661009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.661009][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.661009][ T10] netlink_unicast+0x449/0x710 [ 5749.661009][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.661009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.661009][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.661009][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.661009][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.661009][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.661009][ T10] [ 5749.663079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.663079][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.663079][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.663079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.663079][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5749.663079][ T10] ipv6_add_addr+0x411/0x2000 [ 5749.663079][ T10] inet6_addr_add+0x30e/0xa40 [ 5749.663079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.663079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.663079][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.663079][ T10] netlink_unicast+0x449/0x710 [ 5749.663079][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.663079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.663079][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.663079][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.663079][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.663079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.663079][ T10] [ 5749.665122][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.665122][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.665122][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.665122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.665122][ T10] ip6_route_add+0x1c/0x140 [ 5749.665122][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5749.665122][ T10] addrconf_add_dev+0xe2/0x170 [ 5749.665122][ T10] inet6_addr_add+0x12f/0xa40 [ 5749.665122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.665122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.665122][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.665122][ T10] netlink_unicast+0x449/0x710 [ 5749.665122][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.665122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.665122][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.665122][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.665122][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.665122][ T10] [ 5749.667138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.667138][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5749.667138][ T10] ipv6_find_idev+0x102/0x170 [ 5749.667138][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.667138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.667138][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.667138][ T10] netlink_unicast+0x449/0x710 [ 5749.667138][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.667138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.667138][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.667138][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.667138][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.667138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.667138][ T10] [ 5749.668727][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5749.668727][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5749.668727][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5749.668727][ T10] ipv6_find_idev+0x102/0x170 [ 5749.668727][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.668727][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.668727][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.668727][ T10] netlink_unicast+0x449/0x710 [ 5749.668727][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.668727][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.668727][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.668727][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.668727][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.668727][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.668727][ T10] [ 5749.670480][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5749.670773][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5749.670773][ T10] dst_init+0x84/0x4a0 [ 5749.670773][ T10] dst_alloc+0x97/0x150 [ 5749.670773][ T10] ip6_dst_alloc+0x23/0x90 [ 5749.670773][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5749.670773][ T10] ip6_pol_route+0x56f/0x840 [ 5749.670773][ T10] fib6_rule_lookup+0x456/0x630 [ 5749.670773][ T10] ip6_route_input+0x59c/0xa50 [ 5749.670773][ T10] ipv6_rcv+0x397/0x810 [ 5749.670773][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5749.670773][ T10] process_backlog+0x101/0x620 [ 5749.670773][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5749.670773][ T10] net_rx_action+0x495/0xbe0 [ 5749.670773][ T10] __do_softirq+0x1b5/0x7f6 [ 5749.670773][ T10] [ 5749.672471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.672471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5749.672471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5749.672471][ T10] fib6_nh_init+0xa22/0x1580 [ 5749.672471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.672471][ T10] ip6_route_add+0x1c/0x140 [ 5749.672471][ T10] inet6_rtm_newroute+0x104/0x110 [ 5749.672471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.672471][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.672471][ T10] netlink_unicast+0x449/0x710 [ 5749.672471][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.672471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.672471][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.672471][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.672471][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.672471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.672471][ T10] [ 5749.674419][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.674419][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.674419][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.674419][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.674419][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5749.674419][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5749.674419][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5749.674419][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5749.674419][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5749.674419][ T10] addrconf_dad_begin+0x310/0x670 [ 5749.674419][ T10] addrconf_dad_work+0x10b/0xab0 [ 5749.674419][ T10] process_one_work+0x84d/0x18a0 [ 5749.674419][ T10] worker_thread+0x587/0xd30 [ 5749.674419][ T10] kthread+0x28a/0x350 [ 5749.674419][ T10] ret_from_fork+0x31/0x70 [ 5749.674419][ T10] ret_from_fork_asm+0x1a/0x30 [ 5749.674419][ T10] [ 5749.676384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.676384][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.676384][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.676384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.676384][ T10] ip6_route_add+0x1c/0x140 [ 5749.676384][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5749.676384][ T10] inet6_addr_add+0x4f8/0xa40 [ 5749.676384][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.676384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.676384][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.676384][ T10] netlink_unicast+0x449/0x710 [ 5749.676384][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.676384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.676384][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.676384][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.676384][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.676384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.676384][ T10] [ 5749.678443][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.678443][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.678443][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.678443][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.678443][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5749.678443][ T10] ipv6_add_addr+0x411/0x2000 [ 5749.678443][ T10] inet6_addr_add+0x30e/0xa40 [ 5749.678443][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.678443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.678443][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.678443][ T10] netlink_unicast+0x449/0x710 [ 5749.678443][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.678443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.678443][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.678443][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.678443][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.678443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.678443][ T10] [ 5749.680509][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.680509][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.680509][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.680509][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.680509][ T10] ip6_route_add+0x1c/0x140 [ 5749.680509][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5749.680509][ T10] addrconf_add_dev+0xe2/0x170 [ 5749.680509][ T10] inet6_addr_add+0x12f/0xa40 [ 5749.680509][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.680509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.680509][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.680509][ T10] netlink_unicast+0x449/0x710 [ 5749.680509][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.680509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.680509][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.680509][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.680509][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.680509][ T10] [ 5749.682648][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.682648][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5749.682648][ T10] ipv6_find_idev+0x102/0x170 [ 5749.682648][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.682648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.682648][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.682648][ T10] netlink_unicast+0x449/0x710 [ 5749.682648][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.682648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.682648][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.682648][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.682648][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.682648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.682648][ T10] [ 5749.684412][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5749.684412][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5749.684412][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5749.684412][ T10] ipv6_find_idev+0x102/0x170 [ 5749.684412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.684412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.684412][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.684412][ T10] netlink_unicast+0x449/0x710 [ 5749.684412][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.684412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.684412][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.684412][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.684412][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.684412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.684412][ T10] [ 5749.686452][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5749.686700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5749.686700][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.686700][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.686700][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.686700][ T10] ip6_route_add+0x1c/0x140 [ 5749.686700][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5749.686700][ T10] inet6_addr_add+0x4f8/0xa40 [ 5749.686700][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.686700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.686700][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.686700][ T10] netlink_unicast+0x449/0x710 [ 5749.686700][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.686700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.686700][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.686700][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.686700][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.686700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.686700][ T10] [ 5749.689004][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5749.689004][ T10] netdev_get_by_index+0x5e/0x80 [ 5749.689004][ T10] fib6_nh_init+0x3d8/0x1580 [ 5749.689004][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5749.689004][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5749.689004][ T10] ipv6_add_addr+0x411/0x2000 [ 5749.689004][ T10] inet6_addr_add+0x30e/0xa40 [ 5749.689004][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5749.689004][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.689004][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.689004][ T10] netlink_unicast+0x449/0x710 [ 5749.689004][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.689004][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.689004][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.689004][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.689004][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.689004][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.689004][ T10] [ 5749.691247][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5749.691247][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5749.691247][ T10] ipv6_find_idev+0x102/0x170 [ 5749.691247][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.691247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.691247][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.691247][ T10] netlink_unicast+0x449/0x710 [ 5749.691247][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.691247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.691247][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.691247][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.691247][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.691247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.691247][ T10] [ 5749.692972][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5749.692972][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5749.692972][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5749.692972][ T10] ipv6_find_idev+0x102/0x170 [ 5749.692972][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5749.692972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5749.692972][ T10] netlink_rcv_skb+0x130/0x360 [ 5749.692972][ T10] netlink_unicast+0x449/0x710 [ 5749.692972][ T10] netlink_sendmsg+0x723/0xbe0 [ 5749.692972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5749.692972][ T10] ___sys_sendmsg+0xee/0x170 [ 5749.692972][ T10] __sys_sendmsg+0xcd/0x170 [ 5749.692972][ T10] do_syscall_64+0xc6/0x1e0 [ 5749.692972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5749.692972][ T10] [ 5759.782919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5759.783385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.783385][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5759.783385][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5759.783385][ T10] fib6_nh_init+0xa22/0x1580 [ 5759.783385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.783385][ T10] ip6_route_add+0x1c/0x140 [ 5759.783385][ T10] inet6_rtm_newroute+0x104/0x110 [ 5759.783385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.783385][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.783385][ T10] netlink_unicast+0x449/0x710 [ 5759.783385][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.783385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.783385][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.783385][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.783385][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.783385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.783385][ T10] [ 5759.785391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.785391][ T10] dst_init+0x84/0x4a0 [ 5759.785391][ T10] dst_alloc+0x97/0x150 [ 5759.785391][ T10] ip6_dst_alloc+0x23/0x90 [ 5759.785391][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5759.785391][ T10] ip6_pol_route+0x56f/0x840 [ 5759.785391][ T10] fib6_rule_lookup+0x456/0x630 [ 5759.785391][ T10] ip6_route_input+0x59c/0xa50 [ 5759.785391][ T10] ipv6_rcv+0x397/0x810 [ 5759.785391][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5759.785391][ T10] process_backlog+0x101/0x620 [ 5759.785391][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5759.785391][ T10] net_rx_action+0x495/0xbe0 [ 5759.785391][ T10] __do_softirq+0x1b5/0x7f6 [ 5759.785391][ T10] [ 5759.787112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.787112][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.787112][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.787112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.787112][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5759.787112][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5759.787112][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5759.787112][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5759.787112][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5759.787112][ T10] addrconf_dad_begin+0x310/0x670 [ 5759.787112][ T10] addrconf_dad_work+0x10b/0xab0 [ 5759.787112][ T10] process_one_work+0x84d/0x18a0 [ 5759.787112][ T10] worker_thread+0x587/0xd30 [ 5759.787112][ T10] kthread+0x28a/0x350 [ 5759.787112][ T10] ret_from_fork+0x31/0x70 [ 5759.787112][ T10] ret_from_fork_asm+0x1a/0x30 [ 5759.787112][ T10] [ 5759.789126][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.789126][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.789126][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.789126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.789126][ T10] ip6_route_add+0x1c/0x140 [ 5759.789126][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5759.789126][ T10] inet6_addr_add+0x4f8/0xa40 [ 5759.789126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.789126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.789126][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.789126][ T10] netlink_unicast+0x449/0x710 [ 5759.789126][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.789126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.789126][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.789126][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.789126][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.789126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.789126][ T10] [ 5759.791215][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.791215][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.791215][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.791215][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.791215][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5759.791215][ T10] ipv6_add_addr+0x411/0x2000 [ 5759.791215][ T10] inet6_addr_add+0x30e/0xa40 [ 5759.791215][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.791215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.791215][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.791215][ T10] netlink_unicast+0x449/0x710 [ 5759.791215][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.791215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.791215][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.791215][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.791215][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.791215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.791215][ T10] [ 5759.793311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.793311][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.793311][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.793311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.793311][ T10] ip6_route_add+0x1c/0x140 [ 5759.793311][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5759.793311][ T10] addrconf_add_dev+0xe2/0x170 [ 5759.793311][ T10] inet6_addr_add+0x12f/0xa40 [ 5759.793311][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.793311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.793311][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.793311][ T10] netlink_unicast+0x449/0x710 [ 5759.793311][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.793311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.793311][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.793311][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.793311][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.793311][ T10] [ 5759.795365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.795365][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5759.795365][ T10] ipv6_find_idev+0x102/0x170 [ 5759.795365][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.795365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.795365][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.795365][ T10] netlink_unicast+0x449/0x710 [ 5759.795365][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.795365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.795365][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.795365][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.795365][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.795365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.795365][ T10] [ 5759.796974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5759.796974][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5759.796974][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5759.796974][ T10] ipv6_find_idev+0x102/0x170 [ 5759.796974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.796974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.796974][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.796974][ T10] netlink_unicast+0x449/0x710 [ 5759.796974][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.796974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.796974][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.796974][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.796974][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.796974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.796974][ T10] [ 5759.798742][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5759.799042][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5759.799042][ T10] dst_init+0x84/0x4a0 [ 5759.799042][ T10] dst_alloc+0x97/0x150 [ 5759.799042][ T10] ip6_dst_alloc+0x23/0x90 [ 5759.799042][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5759.799042][ T10] ip6_pol_route+0x56f/0x840 [ 5759.799042][ T10] fib6_rule_lookup+0x456/0x630 [ 5759.799042][ T10] ip6_route_input+0x59c/0xa50 [ 5759.799042][ T10] ipv6_rcv+0x397/0x810 [ 5759.799042][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5759.799042][ T10] process_backlog+0x101/0x620 [ 5759.799042][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5759.799042][ T10] net_rx_action+0x495/0xbe0 [ 5759.799042][ T10] __do_softirq+0x1b5/0x7f6 [ 5759.799042][ T10] [ 5759.800747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.800747][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5759.800747][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5759.800747][ T10] fib6_nh_init+0xa22/0x1580 [ 5759.800747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.800747][ T10] ip6_route_add+0x1c/0x140 [ 5759.800747][ T10] inet6_rtm_newroute+0x104/0x110 [ 5759.800747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.800747][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.800747][ T10] netlink_unicast+0x449/0x710 [ 5759.800747][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.800747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.800747][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.800747][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.800747][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.800747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.800747][ T10] [ 5759.802708][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.802708][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.802708][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.802708][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.802708][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5759.802708][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5759.802708][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5759.802708][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5759.802708][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5759.802708][ T10] addrconf_dad_begin+0x310/0x670 [ 5759.802708][ T10] addrconf_dad_work+0x10b/0xab0 [ 5759.802708][ T10] process_one_work+0x84d/0x18a0 [ 5759.802708][ T10] worker_thread+0x587/0xd30 [ 5759.802708][ T10] kthread+0x28a/0x350 [ 5759.802708][ T10] ret_from_fork+0x31/0x70 [ 5759.802708][ T10] ret_from_fork_asm+0x1a/0x30 [ 5759.802708][ T10] [ 5759.804697][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.804697][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.804697][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.804697][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.804697][ T10] ip6_route_add+0x1c/0x140 [ 5759.804697][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5759.804697][ T10] inet6_addr_add+0x4f8/0xa40 [ 5759.804697][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.804697][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.804697][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.804697][ T10] netlink_unicast+0x449/0x710 [ 5759.804697][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.804697][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.804697][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.804697][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.804697][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.804697][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.804697][ T10] [ 5759.806783][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.806783][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.806783][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.806783][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.806783][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5759.806783][ T10] ipv6_add_addr+0x411/0x2000 [ 5759.806783][ T10] inet6_addr_add+0x30e/0xa40 [ 5759.806783][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.806783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.806783][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.806783][ T10] netlink_unicast+0x449/0x710 [ 5759.806783][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.806783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.806783][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.806783][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.806783][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.806783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.806783][ T10] [ 5759.808894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.808894][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.808894][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.808894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.808894][ T10] ip6_route_add+0x1c/0x140 [ 5759.808894][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5759.808894][ T10] addrconf_add_dev+0xe2/0x170 [ 5759.808894][ T10] inet6_addr_add+0x12f/0xa40 [ 5759.808894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.808894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.808894][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.808894][ T10] netlink_unicast+0x449/0x710 [ 5759.808894][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.808894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.808894][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.808894][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.808894][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.808894][ T10] [ 5759.811071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.811071][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5759.811071][ T10] ipv6_find_idev+0x102/0x170 [ 5759.811071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.811071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.811071][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.811071][ T10] netlink_unicast+0x449/0x710 [ 5759.811071][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.811071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.811071][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.811071][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.811071][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.811071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.811071][ T10] [ 5759.812918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5759.812918][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5759.812918][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5759.812918][ T10] ipv6_find_idev+0x102/0x170 [ 5759.812918][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.812918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.812918][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.812918][ T10] netlink_unicast+0x449/0x710 [ 5759.812918][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.812918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.812918][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.812918][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.812918][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.812918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.812918][ T10] [ 5759.814907][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5759.815151][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5759.815151][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.815151][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.815151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.815151][ T10] ip6_route_add+0x1c/0x140 [ 5759.815151][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5759.815151][ T10] inet6_addr_add+0x4f8/0xa40 [ 5759.815151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.815151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.815151][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.815151][ T10] netlink_unicast+0x449/0x710 [ 5759.815151][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.815151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.815151][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.815151][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.815151][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.815151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.815151][ T10] [ 5759.817499][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5759.817499][ T10] netdev_get_by_index+0x5e/0x80 [ 5759.817499][ T10] fib6_nh_init+0x3d8/0x1580 [ 5759.817499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5759.817499][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5759.817499][ T10] ipv6_add_addr+0x411/0x2000 [ 5759.817499][ T10] inet6_addr_add+0x30e/0xa40 [ 5759.817499][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5759.817499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.817499][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.817499][ T10] netlink_unicast+0x449/0x710 [ 5759.817499][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.817499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.817499][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.817499][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.817499][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.817499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.817499][ T10] [ 5759.820421][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5759.820421][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5759.820421][ T10] ipv6_find_idev+0x102/0x170 [ 5759.820421][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.820421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.820421][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.820421][ T10] netlink_unicast+0x449/0x710 [ 5759.820421][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.820421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.820421][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.820421][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.820421][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.820421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.820421][ T10] [ 5759.822278][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5759.822278][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5759.822278][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5759.822278][ T10] ipv6_find_idev+0x102/0x170 [ 5759.822278][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5759.822278][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5759.822278][ T10] netlink_rcv_skb+0x130/0x360 [ 5759.822278][ T10] netlink_unicast+0x449/0x710 [ 5759.822278][ T10] netlink_sendmsg+0x723/0xbe0 [ 5759.822278][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5759.822278][ T10] ___sys_sendmsg+0xee/0x170 [ 5759.822278][ T10] __sys_sendmsg+0xcd/0x170 [ 5759.822278][ T10] do_syscall_64+0xc6/0x1e0 [ 5759.822278][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5759.822278][ T10] [ 5770.038848][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5770.039311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.039311][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5770.039311][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5770.039311][ T10] fib6_nh_init+0xa22/0x1580 [ 5770.039311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.039311][ T10] ip6_route_add+0x1c/0x140 [ 5770.039311][ T10] inet6_rtm_newroute+0x104/0x110 [ 5770.039311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.039311][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.039311][ T10] netlink_unicast+0x449/0x710 [ 5770.039311][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.039311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.039311][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.039311][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.039311][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.039311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.039311][ T10] [ 5770.041310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.041310][ T10] dst_init+0x84/0x4a0 [ 5770.041310][ T10] dst_alloc+0x97/0x150 [ 5770.041310][ T10] ip6_dst_alloc+0x23/0x90 [ 5770.041310][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5770.041310][ T10] ip6_pol_route+0x56f/0x840 [ 5770.041310][ T10] fib6_rule_lookup+0x456/0x630 [ 5770.041310][ T10] ip6_route_input+0x59c/0xa50 [ 5770.041310][ T10] ipv6_rcv+0x397/0x810 [ 5770.041310][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5770.041310][ T10] process_backlog+0x101/0x620 [ 5770.041310][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5770.041310][ T10] net_rx_action+0x495/0xbe0 [ 5770.041310][ T10] __do_softirq+0x1b5/0x7f6 [ 5770.041310][ T10] [ 5770.043050][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.043050][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.043050][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.043050][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.043050][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5770.043050][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5770.043050][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5770.043050][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5770.043050][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5770.043050][ T10] addrconf_dad_begin+0x310/0x670 [ 5770.043050][ T10] addrconf_dad_work+0x10b/0xab0 [ 5770.043050][ T10] process_one_work+0x84d/0x18a0 [ 5770.043050][ T10] worker_thread+0x587/0xd30 [ 5770.043050][ T10] kthread+0x28a/0x350 [ 5770.043050][ T10] ret_from_fork+0x31/0x70 [ 5770.043050][ T10] ret_from_fork_asm+0x1a/0x30 [ 5770.043050][ T10] [ 5770.045068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.045068][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.045068][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.045068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.045068][ T10] ip6_route_add+0x1c/0x140 [ 5770.045068][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5770.045068][ T10] inet6_addr_add+0x4f8/0xa40 [ 5770.045068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.045068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.045068][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.045068][ T10] netlink_unicast+0x449/0x710 [ 5770.045068][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.045068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.045068][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.045068][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.045068][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.045068][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.045068][ T10] [ 5770.047161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.047161][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.047161][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.047161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.047161][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5770.047161][ T10] ipv6_add_addr+0x411/0x2000 [ 5770.047161][ T10] inet6_addr_add+0x30e/0xa40 [ 5770.047161][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.047161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.047161][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.047161][ T10] netlink_unicast+0x449/0x710 [ 5770.047161][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.047161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.047161][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.047161][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.047161][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.047161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.047161][ T10] [ 5770.049280][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.049280][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.049280][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.049280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.049280][ T10] ip6_route_add+0x1c/0x140 [ 5770.049280][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5770.049280][ T10] addrconf_add_dev+0xe2/0x170 [ 5770.049280][ T10] inet6_addr_add+0x12f/0xa40 [ 5770.049280][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.049280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.049280][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.049280][ T10] netlink_unicast+0x449/0x710 [ 5770.049280][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.049280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.049280][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.049280][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.049280][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.049280][ T10] [ 5770.051356][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.051356][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5770.051356][ T10] ipv6_find_idev+0x102/0x170 [ 5770.051356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.051356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.051356][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.051356][ T10] netlink_unicast+0x449/0x710 [ 5770.051356][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.051356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.051356][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.051356][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.051356][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.051356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.051356][ T10] [ 5770.052983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5770.052983][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5770.052983][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5770.052983][ T10] ipv6_find_idev+0x102/0x170 [ 5770.052983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.052983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.052983][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.052983][ T10] netlink_unicast+0x449/0x710 [ 5770.052983][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.052983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.052983][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.052983][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.052983][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.052983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.052983][ T10] [ 5770.054771][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5770.055074][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5770.055074][ T10] dst_init+0x84/0x4a0 [ 5770.055074][ T10] dst_alloc+0x97/0x150 [ 5770.055074][ T10] ip6_dst_alloc+0x23/0x90 [ 5770.055074][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5770.055074][ T10] ip6_pol_route+0x56f/0x840 [ 5770.055074][ T10] fib6_rule_lookup+0x456/0x630 [ 5770.055074][ T10] ip6_route_input+0x59c/0xa50 [ 5770.055074][ T10] ipv6_rcv+0x397/0x810 [ 5770.055074][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5770.055074][ T10] process_backlog+0x101/0x620 [ 5770.055074][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5770.055074][ T10] net_rx_action+0x495/0xbe0 [ 5770.055074][ T10] __do_softirq+0x1b5/0x7f6 [ 5770.055074][ T10] [ 5770.056809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.056809][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5770.056809][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5770.056809][ T10] fib6_nh_init+0xa22/0x1580 [ 5770.056809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.056809][ T10] ip6_route_add+0x1c/0x140 [ 5770.056809][ T10] inet6_rtm_newroute+0x104/0x110 [ 5770.056809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.056809][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.056809][ T10] netlink_unicast+0x449/0x710 [ 5770.056809][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.056809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.056809][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.056809][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.056809][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.056809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.056809][ T10] [ 5770.058801][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.058801][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.058801][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.058801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.058801][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5770.058801][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5770.058801][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5770.058801][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5770.058801][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5770.058801][ T10] addrconf_dad_begin+0x310/0x670 [ 5770.058801][ T10] addrconf_dad_work+0x10b/0xab0 [ 5770.058801][ T10] process_one_work+0x84d/0x18a0 [ 5770.058801][ T10] worker_thread+0x587/0xd30 [ 5770.058801][ T10] kthread+0x28a/0x350 [ 5770.058801][ T10] ret_from_fork+0x31/0x70 [ 5770.058801][ T10] ret_from_fork_asm+0x1a/0x30 [ 5770.058801][ T10] [ 5770.060821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.060821][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.060821][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.060821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.060821][ T10] ip6_route_add+0x1c/0x140 [ 5770.060821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5770.060821][ T10] inet6_addr_add+0x4f8/0xa40 [ 5770.060821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.060821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.060821][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.060821][ T10] netlink_unicast+0x449/0x710 [ 5770.060821][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.060821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.060821][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.060821][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.060821][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.060821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.060821][ T10] [ 5770.062935][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.062935][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.062935][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.062935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.062935][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5770.062935][ T10] ipv6_add_addr+0x411/0x2000 [ 5770.062935][ T10] inet6_addr_add+0x30e/0xa40 [ 5770.062935][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.062935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.062935][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.062935][ T10] netlink_unicast+0x449/0x710 [ 5770.062935][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.062935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.062935][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.062935][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.062935][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.062935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.062935][ T10] [ 5770.065033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.065033][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.065033][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.065033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.065033][ T10] ip6_route_add+0x1c/0x140 [ 5770.065033][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5770.065033][ T10] addrconf_add_dev+0xe2/0x170 [ 5770.065033][ T10] inet6_addr_add+0x12f/0xa40 [ 5770.065033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.065033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.065033][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.065033][ T10] netlink_unicast+0x449/0x710 [ 5770.065033][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.065033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.065033][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.065033][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.065033][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.065033][ T10] [ 5770.067215][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.067215][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5770.067215][ T10] ipv6_find_idev+0x102/0x170 [ 5770.067215][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.067215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.067215][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.067215][ T10] netlink_unicast+0x449/0x710 [ 5770.067215][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.067215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.067215][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.067215][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.067215][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.067215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.067215][ T10] [ 5770.069043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5770.069043][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5770.069043][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5770.069043][ T10] ipv6_find_idev+0x102/0x170 [ 5770.069043][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.069043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.069043][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.069043][ T10] netlink_unicast+0x449/0x710 [ 5770.069043][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.069043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.069043][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.069043][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.069043][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.069043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.069043][ T10] [ 5770.071116][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5770.071364][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5770.071364][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.071364][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.071364][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.071364][ T10] ip6_route_add+0x1c/0x140 [ 5770.071364][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5770.071364][ T10] inet6_addr_add+0x4f8/0xa40 [ 5770.071364][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.071364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.071364][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.071364][ T10] netlink_unicast+0x449/0x710 [ 5770.071364][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.071364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.071364][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.071364][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.071364][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.071364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.071364][ T10] [ 5770.073714][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5770.073714][ T10] netdev_get_by_index+0x5e/0x80 [ 5770.073714][ T10] fib6_nh_init+0x3d8/0x1580 [ 5770.073714][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5770.073714][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5770.073714][ T10] ipv6_add_addr+0x411/0x2000 [ 5770.073714][ T10] inet6_addr_add+0x30e/0xa40 [ 5770.073714][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5770.073714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.073714][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.073714][ T10] netlink_unicast+0x449/0x710 [ 5770.073714][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.073714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.073714][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.073714][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.073714][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.073714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.073714][ T10] [ 5770.076019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5770.076019][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5770.076019][ T10] ipv6_find_idev+0x102/0x170 [ 5770.076019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.076019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.076019][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.076019][ T10] netlink_unicast+0x449/0x710 [ 5770.076019][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.076019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.076019][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.076019][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.076019][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.076019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.076019][ T10] [ 5770.077850][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5770.077850][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5770.077850][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5770.077850][ T10] ipv6_find_idev+0x102/0x170 [ 5770.077850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5770.077850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5770.077850][ T10] netlink_rcv_skb+0x130/0x360 [ 5770.077850][ T10] netlink_unicast+0x449/0x710 [ 5770.077850][ T10] netlink_sendmsg+0x723/0xbe0 [ 5770.077850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5770.077850][ T10] ___sys_sendmsg+0xee/0x170 [ 5770.077850][ T10] __sys_sendmsg+0xcd/0x170 [ 5770.077850][ T10] do_syscall_64+0xc6/0x1e0 [ 5770.077850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5770.077850][ T10] [ 5780.318850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5780.319311][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.319311][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5780.319311][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5780.319311][ T10] fib6_nh_init+0xa22/0x1580 [ 5780.319311][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.319311][ T10] ip6_route_add+0x1c/0x140 [ 5780.319311][ T10] inet6_rtm_newroute+0x104/0x110 [ 5780.319311][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.319311][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.319311][ T10] netlink_unicast+0x449/0x710 [ 5780.319311][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.319311][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.319311][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.319311][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.319311][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.319311][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.319311][ T10] [ 5780.321309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.321309][ T10] dst_init+0x84/0x4a0 [ 5780.321309][ T10] dst_alloc+0x97/0x150 [ 5780.321309][ T10] ip6_dst_alloc+0x23/0x90 [ 5780.321309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5780.321309][ T10] ip6_pol_route+0x56f/0x840 [ 5780.321309][ T10] fib6_rule_lookup+0x456/0x630 [ 5780.321309][ T10] ip6_route_input+0x59c/0xa50 [ 5780.321309][ T10] ipv6_rcv+0x397/0x810 [ 5780.321309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5780.321309][ T10] process_backlog+0x101/0x620 [ 5780.321309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5780.321309][ T10] net_rx_action+0x495/0xbe0 [ 5780.321309][ T10] __do_softirq+0x1b5/0x7f6 [ 5780.321309][ T10] [ 5780.323040][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.323040][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.323040][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.323040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.323040][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5780.323040][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5780.323040][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5780.323040][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5780.323040][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5780.323040][ T10] addrconf_dad_begin+0x310/0x670 [ 5780.323040][ T10] addrconf_dad_work+0x10b/0xab0 [ 5780.323040][ T10] process_one_work+0x84d/0x18a0 [ 5780.323040][ T10] worker_thread+0x587/0xd30 [ 5780.323040][ T10] kthread+0x28a/0x350 [ 5780.323040][ T10] ret_from_fork+0x31/0x70 [ 5780.323040][ T10] ret_from_fork_asm+0x1a/0x30 [ 5780.323040][ T10] [ 5780.325057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.325057][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.325057][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.325057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.325057][ T10] ip6_route_add+0x1c/0x140 [ 5780.325057][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5780.325057][ T10] inet6_addr_add+0x4f8/0xa40 [ 5780.325057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.325057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.325057][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.325057][ T10] netlink_unicast+0x449/0x710 [ 5780.325057][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.325057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.325057][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.325057][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.325057][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.325057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.325057][ T10] [ 5780.327163][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.327163][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.327163][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.327163][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.327163][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5780.327163][ T10] ipv6_add_addr+0x411/0x2000 [ 5780.327163][ T10] inet6_addr_add+0x30e/0xa40 [ 5780.327163][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.327163][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.327163][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.327163][ T10] netlink_unicast+0x449/0x710 [ 5780.327163][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.327163][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.327163][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.327163][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.327163][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.327163][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.327163][ T10] [ 5780.329288][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.329288][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.329288][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.329288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.329288][ T10] ip6_route_add+0x1c/0x140 [ 5780.329288][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5780.329288][ T10] addrconf_add_dev+0xe2/0x170 [ 5780.329288][ T10] inet6_addr_add+0x12f/0xa40 [ 5780.329288][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.329288][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.329288][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.329288][ T10] netlink_unicast+0x449/0x710 [ 5780.329288][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.329288][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.329288][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.329288][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.329288][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.329288][ T10] [ 5780.331368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.331368][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5780.331368][ T10] ipv6_find_idev+0x102/0x170 [ 5780.331368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.331368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.331368][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.331368][ T10] netlink_unicast+0x449/0x710 [ 5780.331368][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.331368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.331368][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.331368][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.331368][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.331368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.331368][ T10] [ 5780.332988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5780.332988][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5780.332988][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5780.332988][ T10] ipv6_find_idev+0x102/0x170 [ 5780.332988][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.332988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.332988][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.332988][ T10] netlink_unicast+0x449/0x710 [ 5780.332988][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.332988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.332988][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.332988][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.332988][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.332988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.332988][ T10] [ 5780.334773][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5780.335099][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5780.335099][ T10] dst_init+0x84/0x4a0 [ 5780.335099][ T10] dst_alloc+0x97/0x150 [ 5780.335099][ T10] ip6_dst_alloc+0x23/0x90 [ 5780.335099][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5780.335099][ T10] ip6_pol_route+0x56f/0x840 [ 5780.335099][ T10] fib6_rule_lookup+0x456/0x630 [ 5780.335099][ T10] ip6_route_input+0x59c/0xa50 [ 5780.335099][ T10] ipv6_rcv+0x397/0x810 [ 5780.335099][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5780.335099][ T10] process_backlog+0x101/0x620 [ 5780.335099][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5780.335099][ T10] net_rx_action+0x495/0xbe0 [ 5780.335099][ T10] __do_softirq+0x1b5/0x7f6 [ 5780.335099][ T10] [ 5780.336830][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.336830][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5780.336830][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5780.336830][ T10] fib6_nh_init+0xa22/0x1580 [ 5780.336830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.336830][ T10] ip6_route_add+0x1c/0x140 [ 5780.336830][ T10] inet6_rtm_newroute+0x104/0x110 [ 5780.336830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.336830][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.336830][ T10] netlink_unicast+0x449/0x710 [ 5780.336830][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.336830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.336830][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.336830][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.336830][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.336830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.336830][ T10] [ 5780.338828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.338828][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.338828][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.338828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.338828][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5780.338828][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5780.338828][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5780.338828][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5780.338828][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5780.338828][ T10] addrconf_dad_begin+0x310/0x670 [ 5780.338828][ T10] addrconf_dad_work+0x10b/0xab0 [ 5780.338828][ T10] process_one_work+0x84d/0x18a0 [ 5780.338828][ T10] worker_thread+0x587/0xd30 [ 5780.338828][ T10] kthread+0x28a/0x350 [ 5780.338828][ T10] ret_from_fork+0x31/0x70 [ 5780.338828][ T10] ret_from_fork_asm+0x1a/0x30 [ 5780.338828][ T10] [ 5780.340830][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.340830][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.340830][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.340830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.340830][ T10] ip6_route_add+0x1c/0x140 [ 5780.340830][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5780.340830][ T10] inet6_addr_add+0x4f8/0xa40 [ 5780.340830][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.340830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.340830][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.340830][ T10] netlink_unicast+0x449/0x710 [ 5780.340830][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.340830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.340830][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.340830][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.340830][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.340830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.340830][ T10] [ 5780.342945][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.342945][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.342945][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.342945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.342945][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5780.342945][ T10] ipv6_add_addr+0x411/0x2000 [ 5780.342945][ T10] inet6_addr_add+0x30e/0xa40 [ 5780.342945][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.342945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.342945][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.342945][ T10] netlink_unicast+0x449/0x710 [ 5780.342945][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.342945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.342945][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.342945][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.342945][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.342945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.342945][ T10] [ 5780.345047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.345047][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.345047][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.345047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.345047][ T10] ip6_route_add+0x1c/0x140 [ 5780.345047][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5780.345047][ T10] addrconf_add_dev+0xe2/0x170 [ 5780.345047][ T10] inet6_addr_add+0x12f/0xa40 [ 5780.345047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.345047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.345047][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.345047][ T10] netlink_unicast+0x449/0x710 [ 5780.345047][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.345047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.345047][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.345047][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.345047][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.345047][ T10] [ 5780.347237][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.347237][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5780.347237][ T10] ipv6_find_idev+0x102/0x170 [ 5780.347237][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.347237][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.347237][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.347237][ T10] netlink_unicast+0x449/0x710 [ 5780.347237][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.347237][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.347237][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.347237][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.347237][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.347237][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.347237][ T10] [ 5780.349104][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5780.349104][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5780.349104][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5780.349104][ T10] ipv6_find_idev+0x102/0x170 [ 5780.349104][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.349104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.349104][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.349104][ T10] netlink_unicast+0x449/0x710 [ 5780.349104][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.349104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.349104][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.349104][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.349104][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.349104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.349104][ T10] [ 5780.351209][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5780.351467][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5780.351467][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.351467][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.351467][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.351467][ T10] ip6_route_add+0x1c/0x140 [ 5780.351467][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5780.351467][ T10] inet6_addr_add+0x4f8/0xa40 [ 5780.351467][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.351467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.351467][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.351467][ T10] netlink_unicast+0x449/0x710 [ 5780.351467][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.351467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.351467][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.351467][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.351467][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.351467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.351467][ T10] [ 5780.353793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5780.353793][ T10] netdev_get_by_index+0x5e/0x80 [ 5780.353793][ T10] fib6_nh_init+0x3d8/0x1580 [ 5780.353793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5780.353793][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5780.353793][ T10] ipv6_add_addr+0x411/0x2000 [ 5780.353793][ T10] inet6_addr_add+0x30e/0xa40 [ 5780.353793][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5780.353793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.353793][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.353793][ T10] netlink_unicast+0x449/0x710 [ 5780.353793][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.353793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.353793][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.353793][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.353793][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.353793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.353793][ T10] [ 5780.356093][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5780.356093][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5780.356093][ T10] ipv6_find_idev+0x102/0x170 [ 5780.356093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.356093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.356093][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.356093][ T10] netlink_unicast+0x449/0x710 [ 5780.356093][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.356093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.356093][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.356093][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.356093][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.356093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.356093][ T10] [ 5780.357930][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5780.357930][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5780.357930][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5780.357930][ T10] ipv6_find_idev+0x102/0x170 [ 5780.357930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5780.357930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5780.357930][ T10] netlink_rcv_skb+0x130/0x360 [ 5780.357930][ T10] netlink_unicast+0x449/0x710 [ 5780.357930][ T10] netlink_sendmsg+0x723/0xbe0 [ 5780.357930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5780.357930][ T10] ___sys_sendmsg+0xee/0x170 [ 5780.357930][ T10] __sys_sendmsg+0xcd/0x170 [ 5780.357930][ T10] do_syscall_64+0xc6/0x1e0 [ 5780.357930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5780.357930][ T10] [ 5790.398912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5790.399309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.399309][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5790.399309][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5790.399309][ T10] fib6_nh_init+0xa22/0x1580 [ 5790.399309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.399309][ T10] ip6_route_add+0x1c/0x140 [ 5790.399309][ T10] inet6_rtm_newroute+0x104/0x110 [ 5790.399309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.399309][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.399309][ T10] netlink_unicast+0x449/0x710 [ 5790.399309][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.399309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.399309][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.399309][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.399309][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.399309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.399309][ T10] [ 5790.401399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.401399][ T10] dst_init+0x84/0x4a0 [ 5790.401399][ T10] dst_alloc+0x97/0x150 [ 5790.401399][ T10] ip6_dst_alloc+0x23/0x90 [ 5790.401399][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5790.401399][ T10] ip6_pol_route+0x56f/0x840 [ 5790.401399][ T10] fib6_rule_lookup+0x456/0x630 [ 5790.401399][ T10] ip6_route_input+0x59c/0xa50 [ 5790.401399][ T10] ipv6_rcv+0x397/0x810 [ 5790.401399][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5790.401399][ T10] process_backlog+0x101/0x620 [ 5790.401399][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5790.401399][ T10] net_rx_action+0x495/0xbe0 [ 5790.401399][ T10] __do_softirq+0x1b5/0x7f6 [ 5790.401399][ T10] [ 5790.403129][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.403129][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.403129][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.403129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.403129][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5790.403129][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5790.403129][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5790.403129][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5790.403129][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5790.403129][ T10] addrconf_dad_begin+0x310/0x670 [ 5790.403129][ T10] addrconf_dad_work+0x10b/0xab0 [ 5790.403129][ T10] process_one_work+0x84d/0x18a0 [ 5790.403129][ T10] worker_thread+0x587/0xd30 [ 5790.403129][ T10] kthread+0x28a/0x350 [ 5790.403129][ T10] ret_from_fork+0x31/0x70 [ 5790.403129][ T10] ret_from_fork_asm+0x1a/0x30 [ 5790.403129][ T10] [ 5790.405177][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.405177][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.405177][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.405177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.405177][ T10] ip6_route_add+0x1c/0x140 [ 5790.405177][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5790.405177][ T10] inet6_addr_add+0x4f8/0xa40 [ 5790.405177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.405177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.405177][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.405177][ T10] netlink_unicast+0x449/0x710 [ 5790.405177][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.405177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.405177][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.405177][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.405177][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.405177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.405177][ T10] [ 5790.407263][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.407263][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.407263][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.407263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.407263][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5790.407263][ T10] ipv6_add_addr+0x411/0x2000 [ 5790.407263][ T10] inet6_addr_add+0x30e/0xa40 [ 5790.407263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.407263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.407263][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.407263][ T10] netlink_unicast+0x449/0x710 [ 5790.407263][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.407263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.407263][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.407263][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.407263][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.407263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.407263][ T10] [ 5790.409394][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.409394][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.409394][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.409394][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.409394][ T10] ip6_route_add+0x1c/0x140 [ 5790.409394][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5790.409394][ T10] addrconf_add_dev+0xe2/0x170 [ 5790.409394][ T10] inet6_addr_add+0x12f/0xa40 [ 5790.409394][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.409394][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.409394][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.409394][ T10] netlink_unicast+0x449/0x710 [ 5790.409394][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.409394][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.409394][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.409394][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.409394][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.409394][ T10] [ 5790.411441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.411441][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5790.411441][ T10] ipv6_find_idev+0x102/0x170 [ 5790.411441][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.411441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.411441][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.411441][ T10] netlink_unicast+0x449/0x710 [ 5790.411441][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.411441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.411441][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.411441][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.411441][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.411441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.411441][ T10] [ 5790.413066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5790.413066][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5790.413066][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5790.413066][ T10] ipv6_find_idev+0x102/0x170 [ 5790.413066][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.413066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.413066][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.413066][ T10] netlink_unicast+0x449/0x710 [ 5790.413066][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.413066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.413066][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.413066][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.413066][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.413066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.413066][ T10] [ 5790.414839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5790.415124][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5790.415124][ T10] dst_init+0x84/0x4a0 [ 5790.415124][ T10] dst_alloc+0x97/0x150 [ 5790.415124][ T10] ip6_dst_alloc+0x23/0x90 [ 5790.415124][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5790.415124][ T10] ip6_pol_route+0x56f/0x840 [ 5790.415124][ T10] fib6_rule_lookup+0x456/0x630 [ 5790.415124][ T10] ip6_route_input+0x59c/0xa50 [ 5790.415124][ T10] ipv6_rcv+0x397/0x810 [ 5790.415124][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5790.415124][ T10] process_backlog+0x101/0x620 [ 5790.415124][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5790.415124][ T10] net_rx_action+0x495/0xbe0 [ 5790.415124][ T10] __do_softirq+0x1b5/0x7f6 [ 5790.415124][ T10] [ 5790.416837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.416837][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5790.416837][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5790.416837][ T10] fib6_nh_init+0xa22/0x1580 [ 5790.416837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.416837][ T10] ip6_route_add+0x1c/0x140 [ 5790.416837][ T10] inet6_rtm_newroute+0x104/0x110 [ 5790.416837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.416837][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.416837][ T10] netlink_unicast+0x449/0x710 [ 5790.416837][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.416837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.416837][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.416837][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.416837][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.416837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.416837][ T10] [ 5790.418806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.418806][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.418806][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.418806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.418806][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5790.418806][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5790.418806][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5790.418806][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5790.418806][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5790.418806][ T10] addrconf_dad_begin+0x310/0x670 [ 5790.418806][ T10] addrconf_dad_work+0x10b/0xab0 [ 5790.418806][ T10] process_one_work+0x84d/0x18a0 [ 5790.418806][ T10] worker_thread+0x587/0xd30 [ 5790.418806][ T10] kthread+0x28a/0x350 [ 5790.418806][ T10] ret_from_fork+0x31/0x70 [ 5790.418806][ T10] ret_from_fork_asm+0x1a/0x30 [ 5790.418806][ T10] [ 5790.420807][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.420807][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.420807][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.420807][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.420807][ T10] ip6_route_add+0x1c/0x140 [ 5790.420807][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5790.420807][ T10] inet6_addr_add+0x4f8/0xa40 [ 5790.420807][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.420807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.420807][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.420807][ T10] netlink_unicast+0x449/0x710 [ 5790.420807][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.420807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.420807][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.420807][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.420807][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.420807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.420807][ T10] [ 5790.422898][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.422898][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.422898][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.422898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.422898][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5790.422898][ T10] ipv6_add_addr+0x411/0x2000 [ 5790.422898][ T10] inet6_addr_add+0x30e/0xa40 [ 5790.422898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.422898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.422898][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.422898][ T10] netlink_unicast+0x449/0x710 [ 5790.422898][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.422898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.422898][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.422898][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.422898][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.422898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.422898][ T10] [ 5790.424988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.424988][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.424988][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.424988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.424988][ T10] ip6_route_add+0x1c/0x140 [ 5790.424988][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5790.424988][ T10] addrconf_add_dev+0xe2/0x170 [ 5790.424988][ T10] inet6_addr_add+0x12f/0xa40 [ 5790.424988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.424988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.424988][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.424988][ T10] netlink_unicast+0x449/0x710 [ 5790.424988][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.424988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.424988][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.424988][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.424988][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.424988][ T10] [ 5790.427151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.427151][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5790.427151][ T10] ipv6_find_idev+0x102/0x170 [ 5790.427151][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.427151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.427151][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.427151][ T10] netlink_unicast+0x449/0x710 [ 5790.427151][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.427151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.427151][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.427151][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.427151][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.427151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.427151][ T10] [ 5790.428948][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5790.428948][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5790.428948][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5790.428948][ T10] ipv6_find_idev+0x102/0x170 [ 5790.428948][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.428948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.428948][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.428948][ T10] netlink_unicast+0x449/0x710 [ 5790.428948][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.428948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.428948][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.428948][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.428948][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.428948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.428948][ T10] [ 5790.431008][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5790.431261][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5790.431261][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.431261][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.431261][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.431261][ T10] ip6_route_add+0x1c/0x140 [ 5790.431261][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5790.431261][ T10] inet6_addr_add+0x4f8/0xa40 [ 5790.431261][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.431261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.431261][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.431261][ T10] netlink_unicast+0x449/0x710 [ 5790.431261][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.431261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.431261][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.431261][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.431261][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.431261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.431261][ T10] [ 5790.433586][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5790.433586][ T10] netdev_get_by_index+0x5e/0x80 [ 5790.433586][ T10] fib6_nh_init+0x3d8/0x1580 [ 5790.433586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5790.433586][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5790.433586][ T10] ipv6_add_addr+0x411/0x2000 [ 5790.433586][ T10] inet6_addr_add+0x30e/0xa40 [ 5790.433586][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5790.433586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.433586][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.433586][ T10] netlink_unicast+0x449/0x710 [ 5790.433586][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.433586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.433586][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.433586][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.433586][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.433586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.433586][ T10] [ 5790.435919][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5790.435919][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5790.435919][ T10] ipv6_find_idev+0x102/0x170 [ 5790.435919][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.435919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.435919][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.435919][ T10] netlink_unicast+0x449/0x710 [ 5790.435919][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.435919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.435919][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.435919][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.435919][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.435919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.435919][ T10] [ 5790.437702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5790.437702][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5790.437702][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5790.437702][ T10] ipv6_find_idev+0x102/0x170 [ 5790.437702][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5790.437702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5790.437702][ T10] netlink_rcv_skb+0x130/0x360 [ 5790.437702][ T10] netlink_unicast+0x449/0x710 [ 5790.437702][ T10] netlink_sendmsg+0x723/0xbe0 [ 5790.437702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5790.437702][ T10] ___sys_sendmsg+0xee/0x170 [ 5790.437702][ T10] __sys_sendmsg+0xcd/0x170 [ 5790.437702][ T10] do_syscall_64+0xc6/0x1e0 [ 5790.437702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5790.437702][ T10] [ 5800.502912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5800.503360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.503360][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5800.503360][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5800.503360][ T10] fib6_nh_init+0xa22/0x1580 [ 5800.503360][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.503360][ T10] ip6_route_add+0x1c/0x140 [ 5800.503360][ T10] inet6_rtm_newroute+0x104/0x110 [ 5800.503360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.503360][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.503360][ T10] netlink_unicast+0x449/0x710 [ 5800.503360][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.503360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.503360][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.503360][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.503360][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.503360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.503360][ T10] [ 5800.505365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.505365][ T10] dst_init+0x84/0x4a0 [ 5800.505365][ T10] dst_alloc+0x97/0x150 [ 5800.505365][ T10] ip6_dst_alloc+0x23/0x90 [ 5800.505365][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5800.505365][ T10] ip6_pol_route+0x56f/0x840 [ 5800.505365][ T10] fib6_rule_lookup+0x456/0x630 [ 5800.505365][ T10] ip6_route_input+0x59c/0xa50 [ 5800.505365][ T10] ipv6_rcv+0x397/0x810 [ 5800.505365][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5800.505365][ T10] process_backlog+0x101/0x620 [ 5800.505365][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5800.505365][ T10] net_rx_action+0x495/0xbe0 [ 5800.505365][ T10] __do_softirq+0x1b5/0x7f6 [ 5800.505365][ T10] [ 5800.507088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.507088][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.507088][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.507088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.507088][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5800.507088][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5800.507088][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5800.507088][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5800.507088][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5800.507088][ T10] addrconf_dad_begin+0x310/0x670 [ 5800.507088][ T10] addrconf_dad_work+0x10b/0xab0 [ 5800.507088][ T10] process_one_work+0x84d/0x18a0 [ 5800.507088][ T10] worker_thread+0x587/0xd30 [ 5800.507088][ T10] kthread+0x28a/0x350 [ 5800.507088][ T10] ret_from_fork+0x31/0x70 [ 5800.507088][ T10] ret_from_fork_asm+0x1a/0x30 [ 5800.507088][ T10] [ 5800.509096][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.509096][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.509096][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.509096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.509096][ T10] ip6_route_add+0x1c/0x140 [ 5800.509096][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5800.509096][ T10] inet6_addr_add+0x4f8/0xa40 [ 5800.509096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.509096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.509096][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.509096][ T10] netlink_unicast+0x449/0x710 [ 5800.509096][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.509096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.509096][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.509096][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.509096][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.509096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.509096][ T10] [ 5800.511195][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.511195][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.511195][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.511195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.511195][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5800.511195][ T10] ipv6_add_addr+0x411/0x2000 [ 5800.511195][ T10] inet6_addr_add+0x30e/0xa40 [ 5800.511195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.511195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.511195][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.511195][ T10] netlink_unicast+0x449/0x710 [ 5800.511195][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.511195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.511195][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.511195][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.511195][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.511195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.511195][ T10] [ 5800.513292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.513292][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.513292][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.513292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.513292][ T10] ip6_route_add+0x1c/0x140 [ 5800.513292][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5800.513292][ T10] addrconf_add_dev+0xe2/0x170 [ 5800.513292][ T10] inet6_addr_add+0x12f/0xa40 [ 5800.513292][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.513292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.513292][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.513292][ T10] netlink_unicast+0x449/0x710 [ 5800.513292][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.513292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.513292][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.513292][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.513292][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.513292][ T10] [ 5800.515360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.515360][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5800.515360][ T10] ipv6_find_idev+0x102/0x170 [ 5800.515360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.515360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.515360][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.515360][ T10] netlink_unicast+0x449/0x710 [ 5800.515360][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.515360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.515360][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.515360][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.515360][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.515360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.515360][ T10] [ 5800.516972][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5800.516972][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5800.516972][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5800.516972][ T10] ipv6_find_idev+0x102/0x170 [ 5800.516972][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.516972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.516972][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.516972][ T10] netlink_unicast+0x449/0x710 [ 5800.516972][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.516972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.516972][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.516972][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.516972][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.516972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.516972][ T10] [ 5800.518750][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5800.519050][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5800.519050][ T10] dst_init+0x84/0x4a0 [ 5800.519050][ T10] dst_alloc+0x97/0x150 [ 5800.519050][ T10] ip6_dst_alloc+0x23/0x90 [ 5800.519050][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5800.519050][ T10] ip6_pol_route+0x56f/0x840 [ 5800.519050][ T10] fib6_rule_lookup+0x456/0x630 [ 5800.519050][ T10] ip6_route_input+0x59c/0xa50 [ 5800.519050][ T10] ipv6_rcv+0x397/0x810 [ 5800.519050][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5800.519050][ T10] process_backlog+0x101/0x620 [ 5800.519050][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5800.519050][ T10] net_rx_action+0x495/0xbe0 [ 5800.519050][ T10] __do_softirq+0x1b5/0x7f6 [ 5800.519050][ T10] [ 5800.520769][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.520769][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5800.520769][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5800.520769][ T10] fib6_nh_init+0xa22/0x1580 [ 5800.520769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.520769][ T10] ip6_route_add+0x1c/0x140 [ 5800.520769][ T10] inet6_rtm_newroute+0x104/0x110 [ 5800.520769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.520769][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.520769][ T10] netlink_unicast+0x449/0x710 [ 5800.520769][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.520769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.520769][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.520769][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.520769][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.520769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.520769][ T10] [ 5800.522732][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.522732][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.522732][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.522732][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.522732][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5800.522732][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5800.522732][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5800.522732][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5800.522732][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5800.522732][ T10] addrconf_dad_begin+0x310/0x670 [ 5800.522732][ T10] addrconf_dad_work+0x10b/0xab0 [ 5800.522732][ T10] process_one_work+0x84d/0x18a0 [ 5800.522732][ T10] worker_thread+0x587/0xd30 [ 5800.522732][ T10] kthread+0x28a/0x350 [ 5800.522732][ T10] ret_from_fork+0x31/0x70 [ 5800.522732][ T10] ret_from_fork_asm+0x1a/0x30 [ 5800.522732][ T10] [ 5800.524747][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.524747][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.524747][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.524747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.524747][ T10] ip6_route_add+0x1c/0x140 [ 5800.524747][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5800.524747][ T10] inet6_addr_add+0x4f8/0xa40 [ 5800.524747][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.524747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.524747][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.524747][ T10] netlink_unicast+0x449/0x710 [ 5800.524747][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.524747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.524747][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.524747][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.524747][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.524747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.524747][ T10] [ 5800.526832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.526832][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.526832][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.526832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.526832][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5800.526832][ T10] ipv6_add_addr+0x411/0x2000 [ 5800.526832][ T10] inet6_addr_add+0x30e/0xa40 [ 5800.526832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.526832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.526832][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.526832][ T10] netlink_unicast+0x449/0x710 [ 5800.526832][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.526832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.526832][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.526832][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.526832][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.526832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.526832][ T10] [ 5800.528932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.528932][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.528932][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.528932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.528932][ T10] ip6_route_add+0x1c/0x140 [ 5800.528932][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5800.528932][ T10] addrconf_add_dev+0xe2/0x170 [ 5800.528932][ T10] inet6_addr_add+0x12f/0xa40 [ 5800.528932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.528932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.528932][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.528932][ T10] netlink_unicast+0x449/0x710 [ 5800.528932][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.528932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.528932][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.528932][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.528932][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.528932][ T10] [ 5800.531105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.531105][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5800.531105][ T10] ipv6_find_idev+0x102/0x170 [ 5800.531105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.531105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.531105][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.531105][ T10] netlink_unicast+0x449/0x710 [ 5800.531105][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.531105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.531105][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.531105][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.531105][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.531105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.531105][ T10] [ 5800.532961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5800.532961][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5800.532961][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5800.532961][ T10] ipv6_find_idev+0x102/0x170 [ 5800.532961][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.532961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.532961][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.532961][ T10] netlink_unicast+0x449/0x710 [ 5800.532961][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.532961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.532961][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.532961][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.532961][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.532961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.532961][ T10] [ 5800.535499][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5800.535747][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5800.535747][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.535747][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.535747][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.535747][ T10] ip6_route_add+0x1c/0x140 [ 5800.535747][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5800.535747][ T10] inet6_addr_add+0x4f8/0xa40 [ 5800.535747][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.535747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.535747][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.535747][ T10] netlink_unicast+0x449/0x710 [ 5800.535747][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.535747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.535747][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.535747][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.535747][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.535747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.535747][ T10] [ 5800.538084][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5800.538084][ T10] netdev_get_by_index+0x5e/0x80 [ 5800.538084][ T10] fib6_nh_init+0x3d8/0x1580 [ 5800.538084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5800.538084][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5800.538084][ T10] ipv6_add_addr+0x411/0x2000 [ 5800.538084][ T10] inet6_addr_add+0x30e/0xa40 [ 5800.538084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5800.538084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.538084][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.538084][ T10] netlink_unicast+0x449/0x710 [ 5800.538084][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.538084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.538084][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.538084][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.538084][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.538084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.538084][ T10] [ 5800.540415][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5800.540415][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5800.540415][ T10] ipv6_find_idev+0x102/0x170 [ 5800.540415][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.540415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.540415][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.540415][ T10] netlink_unicast+0x449/0x710 [ 5800.540415][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.540415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.540415][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.540415][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.540415][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.540415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.540415][ T10] [ 5800.542266][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5800.542266][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5800.542266][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5800.542266][ T10] ipv6_find_idev+0x102/0x170 [ 5800.542266][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5800.542266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5800.542266][ T10] netlink_rcv_skb+0x130/0x360 [ 5800.542266][ T10] netlink_unicast+0x449/0x710 [ 5800.542266][ T10] netlink_sendmsg+0x723/0xbe0 [ 5800.542266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5800.542266][ T10] ___sys_sendmsg+0xee/0x170 [ 5800.542266][ T10] __sys_sendmsg+0xcd/0x170 [ 5800.542266][ T10] do_syscall_64+0xc6/0x1e0 [ 5800.542266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5800.542266][ T10] [ 5810.838993][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5810.839468][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.839468][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5810.839468][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5810.839468][ T10] fib6_nh_init+0xa22/0x1580 [ 5810.839468][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.839468][ T10] ip6_route_add+0x1c/0x140 [ 5810.839468][ T10] inet6_rtm_newroute+0x104/0x110 [ 5810.839468][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.839468][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.839468][ T10] netlink_unicast+0x449/0x710 [ 5810.839468][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.839468][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.839468][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.839468][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.839468][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.839468][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.839468][ T10] [ 5810.841483][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.841483][ T10] dst_init+0x84/0x4a0 [ 5810.841483][ T10] dst_alloc+0x97/0x150 [ 5810.841483][ T10] ip6_dst_alloc+0x23/0x90 [ 5810.841483][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5810.841483][ T10] ip6_pol_route+0x56f/0x840 [ 5810.841483][ T10] fib6_rule_lookup+0x456/0x630 [ 5810.841483][ T10] ip6_route_input+0x59c/0xa50 [ 5810.841483][ T10] ipv6_rcv+0x397/0x810 [ 5810.841483][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5810.841483][ T10] process_backlog+0x101/0x620 [ 5810.841483][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5810.841483][ T10] net_rx_action+0x495/0xbe0 [ 5810.841483][ T10] __do_softirq+0x1b5/0x7f6 [ 5810.841483][ T10] [ 5810.843241][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.843241][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.843241][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.843241][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.843241][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5810.843241][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5810.843241][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5810.843241][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5810.843241][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5810.843241][ T10] addrconf_dad_begin+0x310/0x670 [ 5810.843241][ T10] addrconf_dad_work+0x10b/0xab0 [ 5810.843241][ T10] process_one_work+0x84d/0x18a0 [ 5810.843241][ T10] worker_thread+0x587/0xd30 [ 5810.843241][ T10] kthread+0x28a/0x350 [ 5810.843241][ T10] ret_from_fork+0x31/0x70 [ 5810.843241][ T10] ret_from_fork_asm+0x1a/0x30 [ 5810.843241][ T10] [ 5810.845303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.845303][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.845303][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.845303][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.845303][ T10] ip6_route_add+0x1c/0x140 [ 5810.845303][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5810.845303][ T10] inet6_addr_add+0x4f8/0xa40 [ 5810.845303][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.845303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.845303][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.845303][ T10] netlink_unicast+0x449/0x710 [ 5810.845303][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.845303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.845303][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.845303][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.845303][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.845303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.845303][ T10] [ 5810.847489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.847489][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.847489][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.847489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.847489][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5810.847489][ T10] ipv6_add_addr+0x411/0x2000 [ 5810.847489][ T10] inet6_addr_add+0x30e/0xa40 [ 5810.847489][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.847489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.847489][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.847489][ T10] netlink_unicast+0x449/0x710 [ 5810.847489][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.847489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.847489][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.847489][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.847489][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.847489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.847489][ T10] [ 5810.849629][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.849629][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.849629][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.849629][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.849629][ T10] ip6_route_add+0x1c/0x140 [ 5810.849629][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5810.849629][ T10] addrconf_add_dev+0xe2/0x170 [ 5810.849629][ T10] inet6_addr_add+0x12f/0xa40 [ 5810.849629][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.849629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.849629][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.849629][ T10] netlink_unicast+0x449/0x710 [ 5810.849629][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.849629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.849629][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.849629][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.849629][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.849629][ T10] [ 5810.851701][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.851701][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5810.851701][ T10] ipv6_find_idev+0x102/0x170 [ 5810.851701][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.851701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.851701][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.851701][ T10] netlink_unicast+0x449/0x710 [ 5810.851701][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.851701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.851701][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.851701][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.851701][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.851701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.851701][ T10] [ 5810.853325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5810.853325][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5810.853325][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5810.853325][ T10] ipv6_find_idev+0x102/0x170 [ 5810.853325][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.853325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.853325][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.853325][ T10] netlink_unicast+0x449/0x710 [ 5810.853325][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.853325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.853325][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.853325][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.853325][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.853325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.853325][ T10] [ 5810.855134][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5810.855447][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5810.855447][ T10] dst_init+0x84/0x4a0 [ 5810.855447][ T10] dst_alloc+0x97/0x150 [ 5810.855447][ T10] ip6_dst_alloc+0x23/0x90 [ 5810.855447][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5810.855447][ T10] ip6_pol_route+0x56f/0x840 [ 5810.855447][ T10] fib6_rule_lookup+0x456/0x630 [ 5810.855447][ T10] ip6_route_input+0x59c/0xa50 [ 5810.855447][ T10] ipv6_rcv+0x397/0x810 [ 5810.855447][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5810.855447][ T10] process_backlog+0x101/0x620 [ 5810.855447][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5810.855447][ T10] net_rx_action+0x495/0xbe0 [ 5810.855447][ T10] __do_softirq+0x1b5/0x7f6 [ 5810.855447][ T10] [ 5810.857177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.857177][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5810.857177][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5810.857177][ T10] fib6_nh_init+0xa22/0x1580 [ 5810.857177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.857177][ T10] ip6_route_add+0x1c/0x140 [ 5810.857177][ T10] inet6_rtm_newroute+0x104/0x110 [ 5810.857177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.857177][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.857177][ T10] netlink_unicast+0x449/0x710 [ 5810.857177][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.857177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.857177][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.857177][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.857177][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.857177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.857177][ T10] [ 5810.859186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.859186][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.859186][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.859186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.859186][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5810.859186][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5810.859186][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5810.859186][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5810.859186][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5810.859186][ T10] addrconf_dad_begin+0x310/0x670 [ 5810.859186][ T10] addrconf_dad_work+0x10b/0xab0 [ 5810.859186][ T10] process_one_work+0x84d/0x18a0 [ 5810.859186][ T10] worker_thread+0x587/0xd30 [ 5810.859186][ T10] kthread+0x28a/0x350 [ 5810.859186][ T10] ret_from_fork+0x31/0x70 [ 5810.859186][ T10] ret_from_fork_asm+0x1a/0x30 [ 5810.859186][ T10] [ 5810.861211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.861211][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.861211][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.861211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.861211][ T10] ip6_route_add+0x1c/0x140 [ 5810.861211][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5810.861211][ T10] inet6_addr_add+0x4f8/0xa40 [ 5810.861211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.861211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.861211][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.861211][ T10] netlink_unicast+0x449/0x710 [ 5810.861211][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.861211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.861211][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.861211][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.861211][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.861211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.861211][ T10] [ 5810.863328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.863328][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.863328][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.863328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.863328][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5810.863328][ T10] ipv6_add_addr+0x411/0x2000 [ 5810.863328][ T10] inet6_addr_add+0x30e/0xa40 [ 5810.863328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.863328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.863328][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.863328][ T10] netlink_unicast+0x449/0x710 [ 5810.863328][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.863328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.863328][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.863328][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.863328][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.863328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.863328][ T10] [ 5810.865447][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.865447][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.865447][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.865447][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.865447][ T10] ip6_route_add+0x1c/0x140 [ 5810.865447][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5810.865447][ T10] addrconf_add_dev+0xe2/0x170 [ 5810.865447][ T10] inet6_addr_add+0x12f/0xa40 [ 5810.865447][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.865447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.865447][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.865447][ T10] netlink_unicast+0x449/0x710 [ 5810.865447][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.865447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.865447][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.865447][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.865447][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.865447][ T10] [ 5810.867655][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.867655][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5810.867655][ T10] ipv6_find_idev+0x102/0x170 [ 5810.867655][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.867655][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.867655][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.867655][ T10] netlink_unicast+0x449/0x710 [ 5810.867655][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.867655][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.867655][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.867655][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.867655][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.867655][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.867655][ T10] [ 5810.869473][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5810.869473][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5810.869473][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5810.869473][ T10] ipv6_find_idev+0x102/0x170 [ 5810.869473][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.869473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.869473][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.869473][ T10] netlink_unicast+0x449/0x710 [ 5810.869473][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.869473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.869473][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.869473][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.869473][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.869473][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.869473][ T10] [ 5810.871596][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5810.871878][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5810.871878][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.871878][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.871878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.871878][ T10] ip6_route_add+0x1c/0x140 [ 5810.871878][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5810.871878][ T10] inet6_addr_add+0x4f8/0xa40 [ 5810.871878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.871878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.871878][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.871878][ T10] netlink_unicast+0x449/0x710 [ 5810.871878][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.871878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.871878][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.871878][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.871878][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.871878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.871878][ T10] [ 5810.874244][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5810.874244][ T10] netdev_get_by_index+0x5e/0x80 [ 5810.874244][ T10] fib6_nh_init+0x3d8/0x1580 [ 5810.874244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5810.874244][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5810.874244][ T10] ipv6_add_addr+0x411/0x2000 [ 5810.874244][ T10] inet6_addr_add+0x30e/0xa40 [ 5810.874244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5810.874244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.874244][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.874244][ T10] netlink_unicast+0x449/0x710 [ 5810.874244][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.874244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.874244][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.874244][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.874244][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.874244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.874244][ T10] [ 5810.876588][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5810.876588][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5810.876588][ T10] ipv6_find_idev+0x102/0x170 [ 5810.876588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.876588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.876588][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.876588][ T10] netlink_unicast+0x449/0x710 [ 5810.876588][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.876588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.876588][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.876588][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.876588][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.876588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.876588][ T10] [ 5810.878401][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5810.878401][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5810.878401][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5810.878401][ T10] ipv6_find_idev+0x102/0x170 [ 5810.878401][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5810.878401][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5810.878401][ T10] netlink_rcv_skb+0x130/0x360 [ 5810.878401][ T10] netlink_unicast+0x449/0x710 [ 5810.878401][ T10] netlink_sendmsg+0x723/0xbe0 [ 5810.878401][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5810.878401][ T10] ___sys_sendmsg+0xee/0x170 [ 5810.878401][ T10] __sys_sendmsg+0xcd/0x170 [ 5810.878401][ T10] do_syscall_64+0xc6/0x1e0 [ 5810.878401][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5810.878401][ T10] [ 5820.886854][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5820.887299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.887299][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5820.887299][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5820.887299][ T10] fib6_nh_init+0xa22/0x1580 [ 5820.887299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.887299][ T10] ip6_route_add+0x1c/0x140 [ 5820.887299][ T10] inet6_rtm_newroute+0x104/0x110 [ 5820.887299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.887299][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.887299][ T10] netlink_unicast+0x449/0x710 [ 5820.887299][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.887299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.887299][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.887299][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.887299][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.887299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.887299][ T10] [ 5820.889212][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.889212][ T10] dst_init+0x84/0x4a0 [ 5820.889212][ T10] dst_alloc+0x97/0x150 [ 5820.889212][ T10] ip6_dst_alloc+0x23/0x90 [ 5820.889212][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5820.889212][ T10] ip6_pol_route+0x56f/0x840 [ 5820.889212][ T10] fib6_rule_lookup+0x456/0x630 [ 5820.889212][ T10] ip6_route_input+0x59c/0xa50 [ 5820.889212][ T10] ipv6_rcv+0x397/0x810 [ 5820.889212][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5820.889212][ T10] process_backlog+0x101/0x620 [ 5820.889212][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5820.889212][ T10] net_rx_action+0x495/0xbe0 [ 5820.889212][ T10] __do_softirq+0x1b5/0x7f6 [ 5820.889212][ T10] [ 5820.890861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.890861][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.890861][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.890861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.890861][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5820.890861][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5820.890861][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5820.890861][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5820.890861][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5820.890861][ T10] addrconf_dad_begin+0x310/0x670 [ 5820.890861][ T10] addrconf_dad_work+0x10b/0xab0 [ 5820.890861][ T10] process_one_work+0x84d/0x18a0 [ 5820.890861][ T10] worker_thread+0x587/0xd30 [ 5820.890861][ T10] kthread+0x28a/0x350 [ 5820.890861][ T10] ret_from_fork+0x31/0x70 [ 5820.890861][ T10] ret_from_fork_asm+0x1a/0x30 [ 5820.890861][ T10] [ 5820.892946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.892946][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.892946][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.892946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.892946][ T10] ip6_route_add+0x1c/0x140 [ 5820.892946][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5820.892946][ T10] inet6_addr_add+0x4f8/0xa40 [ 5820.892946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.892946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.892946][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.892946][ T10] netlink_unicast+0x449/0x710 [ 5820.892946][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.892946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.892946][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.892946][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.892946][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.892946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.892946][ T10] [ 5820.894998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.894998][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.894998][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.894998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.894998][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5820.894998][ T10] ipv6_add_addr+0x411/0x2000 [ 5820.894998][ T10] inet6_addr_add+0x30e/0xa40 [ 5820.894998][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.894998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.894998][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.894998][ T10] netlink_unicast+0x449/0x710 [ 5820.894998][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.894998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.894998][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.894998][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.894998][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.894998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.894998][ T10] [ 5820.897057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.897057][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.897057][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.897057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.897057][ T10] ip6_route_add+0x1c/0x140 [ 5820.897057][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5820.897057][ T10] addrconf_add_dev+0xe2/0x170 [ 5820.897057][ T10] inet6_addr_add+0x12f/0xa40 [ 5820.897057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.897057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.897057][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.897057][ T10] netlink_unicast+0x449/0x710 [ 5820.897057][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.897057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.897057][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.897057][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.897057][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.897057][ T10] [ 5820.899093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.899093][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5820.899093][ T10] ipv6_find_idev+0x102/0x170 [ 5820.899093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.899093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.899093][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.899093][ T10] netlink_unicast+0x449/0x710 [ 5820.899093][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.899093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.899093][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.899093][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.899093][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.899093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.899093][ T10] [ 5820.900675][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5820.900675][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5820.900675][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5820.900675][ T10] ipv6_find_idev+0x102/0x170 [ 5820.900675][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.900675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.900675][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.900675][ T10] netlink_unicast+0x449/0x710 [ 5820.900675][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.900675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.900675][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.900675][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.900675][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.900675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.900675][ T10] [ 5820.902417][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5820.902701][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5820.902701][ T10] dst_init+0x84/0x4a0 [ 5820.902701][ T10] dst_alloc+0x97/0x150 [ 5820.902701][ T10] ip6_dst_alloc+0x23/0x90 [ 5820.902701][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5820.902701][ T10] ip6_pol_route+0x56f/0x840 [ 5820.902701][ T10] fib6_rule_lookup+0x456/0x630 [ 5820.902701][ T10] ip6_route_input+0x59c/0xa50 [ 5820.902701][ T10] ipv6_rcv+0x397/0x810 [ 5820.902701][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5820.902701][ T10] process_backlog+0x101/0x620 [ 5820.902701][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5820.902701][ T10] net_rx_action+0x495/0xbe0 [ 5820.902701][ T10] __do_softirq+0x1b5/0x7f6 [ 5820.902701][ T10] [ 5820.904387][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.904387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5820.904387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5820.904387][ T10] fib6_nh_init+0xa22/0x1580 [ 5820.904387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.904387][ T10] ip6_route_add+0x1c/0x140 [ 5820.904387][ T10] inet6_rtm_newroute+0x104/0x110 [ 5820.904387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.904387][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.904387][ T10] netlink_unicast+0x449/0x710 [ 5820.904387][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.904387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.904387][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.904387][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.904387][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.904387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.904387][ T10] [ 5820.906322][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.906322][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.906322][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.906322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.906322][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5820.906322][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5820.906322][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5820.906322][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5820.906322][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5820.906322][ T10] addrconf_dad_begin+0x310/0x670 [ 5820.906322][ T10] addrconf_dad_work+0x10b/0xab0 [ 5820.906322][ T10] process_one_work+0x84d/0x18a0 [ 5820.906322][ T10] worker_thread+0x587/0xd30 [ 5820.906322][ T10] kthread+0x28a/0x350 [ 5820.906322][ T10] ret_from_fork+0x31/0x70 [ 5820.906322][ T10] ret_from_fork_asm+0x1a/0x30 [ 5820.906322][ T10] [ 5820.908281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.908281][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.908281][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.908281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.908281][ T10] ip6_route_add+0x1c/0x140 [ 5820.908281][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5820.908281][ T10] inet6_addr_add+0x4f8/0xa40 [ 5820.908281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.908281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.908281][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.908281][ T10] netlink_unicast+0x449/0x710 [ 5820.908281][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.908281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.908281][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.908281][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.908281][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.908281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.908281][ T10] [ 5820.910329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.910329][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.910329][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.910329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.910329][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5820.910329][ T10] ipv6_add_addr+0x411/0x2000 [ 5820.910329][ T10] inet6_addr_add+0x30e/0xa40 [ 5820.910329][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.910329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.910329][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.910329][ T10] netlink_unicast+0x449/0x710 [ 5820.910329][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.910329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.910329][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.910329][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.910329][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.910329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.910329][ T10] [ 5820.912400][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.912400][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.912400][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.912400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.912400][ T10] ip6_route_add+0x1c/0x140 [ 5820.912400][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5820.912400][ T10] addrconf_add_dev+0xe2/0x170 [ 5820.912400][ T10] inet6_addr_add+0x12f/0xa40 [ 5820.912400][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.912400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.912400][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.912400][ T10] netlink_unicast+0x449/0x710 [ 5820.912400][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.912400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.912400][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.912400][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.912400][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.912400][ T10] [ 5820.914539][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.914539][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5820.914539][ T10] ipv6_find_idev+0x102/0x170 [ 5820.914539][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.914539][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.914539][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.914539][ T10] netlink_unicast+0x449/0x710 [ 5820.914539][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.914539][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.914539][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.914539][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.914539][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.914539][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.914539][ T10] [ 5820.916359][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5820.916359][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5820.916359][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5820.916359][ T10] ipv6_find_idev+0x102/0x170 [ 5820.916359][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.916359][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.916359][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.916359][ T10] netlink_unicast+0x449/0x710 [ 5820.916359][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.916359][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.916359][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.916359][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.916359][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.916359][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.916359][ T10] [ 5820.918344][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5820.918599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5820.918599][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.918599][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.918599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.918599][ T10] ip6_route_add+0x1c/0x140 [ 5820.918599][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5820.918599][ T10] inet6_addr_add+0x4f8/0xa40 [ 5820.918599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.918599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.918599][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.918599][ T10] netlink_unicast+0x449/0x710 [ 5820.918599][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.918599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.918599][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.918599][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.918599][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.918599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.918599][ T10] [ 5820.920888][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5820.920888][ T10] netdev_get_by_index+0x5e/0x80 [ 5820.920888][ T10] fib6_nh_init+0x3d8/0x1580 [ 5820.920888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5820.920888][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5820.920888][ T10] ipv6_add_addr+0x411/0x2000 [ 5820.920888][ T10] inet6_addr_add+0x30e/0xa40 [ 5820.920888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5820.920888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.920888][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.920888][ T10] netlink_unicast+0x449/0x710 [ 5820.920888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.920888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.920888][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.920888][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.920888][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.920888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.920888][ T10] [ 5820.923177][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5820.923177][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5820.923177][ T10] ipv6_find_idev+0x102/0x170 [ 5820.923177][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.923177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.923177][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.923177][ T10] netlink_unicast+0x449/0x710 [ 5820.923177][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.923177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.923177][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.923177][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.923177][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.923177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.923177][ T10] [ 5820.924997][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5820.924997][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5820.924997][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5820.924997][ T10] ipv6_find_idev+0x102/0x170 [ 5820.924997][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5820.924997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5820.924997][ T10] netlink_rcv_skb+0x130/0x360 [ 5820.924997][ T10] netlink_unicast+0x449/0x710 [ 5820.924997][ T10] netlink_sendmsg+0x723/0xbe0 [ 5820.924997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5820.924997][ T10] ___sys_sendmsg+0xee/0x170 [ 5820.924997][ T10] __sys_sendmsg+0xcd/0x170 [ 5820.924997][ T10] do_syscall_64+0xc6/0x1e0 [ 5820.924997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5820.924997][ T10] [ 5831.166922][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5831.167312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.167312][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5831.167312][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5831.167312][ T10] fib6_nh_init+0xa22/0x1580 [ 5831.167312][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.167312][ T10] ip6_route_add+0x1c/0x140 [ 5831.167312][ T10] inet6_rtm_newroute+0x104/0x110 [ 5831.167312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.167312][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.167312][ T10] netlink_unicast+0x449/0x710 [ 5831.167312][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.167312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.167312][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.167312][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.167312][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.167312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.167312][ T10] [ 5831.169326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.169326][ T10] dst_init+0x84/0x4a0 [ 5831.169326][ T10] dst_alloc+0x97/0x150 [ 5831.169326][ T10] ip6_dst_alloc+0x23/0x90 [ 5831.169326][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5831.169326][ T10] ip6_pol_route+0x56f/0x840 [ 5831.169326][ T10] fib6_rule_lookup+0x456/0x630 [ 5831.169326][ T10] ip6_route_input+0x59c/0xa50 [ 5831.169326][ T10] ipv6_rcv+0x397/0x810 [ 5831.169326][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5831.169326][ T10] process_backlog+0x101/0x620 [ 5831.169326][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5831.169326][ T10] net_rx_action+0x495/0xbe0 [ 5831.169326][ T10] __do_softirq+0x1b5/0x7f6 [ 5831.169326][ T10] [ 5831.171039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.171039][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.171039][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.171039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.171039][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5831.171039][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5831.171039][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5831.171039][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5831.171039][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5831.171039][ T10] addrconf_dad_begin+0x310/0x670 [ 5831.171039][ T10] addrconf_dad_work+0x10b/0xab0 [ 5831.171039][ T10] process_one_work+0x84d/0x18a0 [ 5831.171039][ T10] worker_thread+0x587/0xd30 [ 5831.171039][ T10] kthread+0x28a/0x350 [ 5831.171039][ T10] ret_from_fork+0x31/0x70 [ 5831.171039][ T10] ret_from_fork_asm+0x1a/0x30 [ 5831.171039][ T10] [ 5831.173026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.173026][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.173026][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.173026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.173026][ T10] ip6_route_add+0x1c/0x140 [ 5831.173026][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5831.173026][ T10] inet6_addr_add+0x4f8/0xa40 [ 5831.173026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.173026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.173026][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.173026][ T10] netlink_unicast+0x449/0x710 [ 5831.173026][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.173026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.173026][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.173026][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.173026][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.173026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.173026][ T10] [ 5831.175077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.175077][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.175077][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.175077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.175077][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5831.175077][ T10] ipv6_add_addr+0x411/0x2000 [ 5831.175077][ T10] inet6_addr_add+0x30e/0xa40 [ 5831.175077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.175077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.175077][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.175077][ T10] netlink_unicast+0x449/0x710 [ 5831.175077][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.175077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.175077][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.175077][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.175077][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.175077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.175077][ T10] [ 5831.177131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.177131][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.177131][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.177131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.177131][ T10] ip6_route_add+0x1c/0x140 [ 5831.177131][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5831.177131][ T10] addrconf_add_dev+0xe2/0x170 [ 5831.177131][ T10] inet6_addr_add+0x12f/0xa40 [ 5831.177131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.177131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.177131][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.177131][ T10] netlink_unicast+0x449/0x710 [ 5831.177131][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.177131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.177131][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.177131][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.177131][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.177131][ T10] [ 5831.179158][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.179158][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5831.179158][ T10] ipv6_find_idev+0x102/0x170 [ 5831.179158][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.179158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.179158][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.179158][ T10] netlink_unicast+0x449/0x710 [ 5831.179158][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.179158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.179158][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.179158][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.179158][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.179158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.179158][ T10] [ 5831.180816][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5831.180816][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5831.180816][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5831.180816][ T10] ipv6_find_idev+0x102/0x170 [ 5831.180816][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.180816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.180816][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.180816][ T10] netlink_unicast+0x449/0x710 [ 5831.180816][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.180816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.180816][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.180816][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.180816][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.180816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.180816][ T10] [ 5831.182518][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5831.182794][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5831.182794][ T10] dst_init+0x84/0x4a0 [ 5831.182794][ T10] dst_alloc+0x97/0x150 [ 5831.182794][ T10] ip6_dst_alloc+0x23/0x90 [ 5831.182794][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5831.182794][ T10] ip6_pol_route+0x56f/0x840 [ 5831.182794][ T10] fib6_rule_lookup+0x456/0x630 [ 5831.182794][ T10] ip6_route_input+0x59c/0xa50 [ 5831.182794][ T10] ipv6_rcv+0x397/0x810 [ 5831.182794][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5831.182794][ T10] process_backlog+0x101/0x620 [ 5831.182794][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5831.182794][ T10] net_rx_action+0x495/0xbe0 [ 5831.182794][ T10] __do_softirq+0x1b5/0x7f6 [ 5831.182794][ T10] [ 5831.184444][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.184444][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5831.184444][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5831.184444][ T10] fib6_nh_init+0xa22/0x1580 [ 5831.184444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.184444][ T10] ip6_route_add+0x1c/0x140 [ 5831.184444][ T10] inet6_rtm_newroute+0x104/0x110 [ 5831.184444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.184444][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.184444][ T10] netlink_unicast+0x449/0x710 [ 5831.184444][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.184444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.184444][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.184444][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.184444][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.184444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.184444][ T10] [ 5831.186333][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.186333][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.186333][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.186333][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.186333][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5831.186333][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5831.186333][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5831.186333][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5831.186333][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5831.186333][ T10] addrconf_dad_begin+0x310/0x670 [ 5831.186333][ T10] addrconf_dad_work+0x10b/0xab0 [ 5831.186333][ T10] process_one_work+0x84d/0x18a0 [ 5831.186333][ T10] worker_thread+0x587/0xd30 [ 5831.186333][ T10] kthread+0x28a/0x350 [ 5831.186333][ T10] ret_from_fork+0x31/0x70 [ 5831.186333][ T10] ret_from_fork_asm+0x1a/0x30 [ 5831.186333][ T10] [ 5831.188252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.188252][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.188252][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.188252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.188252][ T10] ip6_route_add+0x1c/0x140 [ 5831.188252][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5831.188252][ T10] inet6_addr_add+0x4f8/0xa40 [ 5831.188252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.188252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.188252][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.188252][ T10] netlink_unicast+0x449/0x710 [ 5831.188252][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.188252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.188252][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.188252][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.188252][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.188252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.188252][ T10] [ 5831.190264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.190264][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.190264][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.190264][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.190264][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5831.190264][ T10] ipv6_add_addr+0x411/0x2000 [ 5831.190264][ T10] inet6_addr_add+0x30e/0xa40 [ 5831.190264][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.190264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.190264][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.190264][ T10] netlink_unicast+0x449/0x710 [ 5831.190264][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.190264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.190264][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.190264][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.190264][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.190264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.190264][ T10] [ 5831.192269][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.192269][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.192269][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.192269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.192269][ T10] ip6_route_add+0x1c/0x140 [ 5831.192269][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5831.192269][ T10] addrconf_add_dev+0xe2/0x170 [ 5831.192269][ T10] inet6_addr_add+0x12f/0xa40 [ 5831.192269][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.192269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.192269][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.192269][ T10] netlink_unicast+0x449/0x710 [ 5831.192269][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.192269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.192269][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.192269][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.192269][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.192269][ T10] [ 5831.194347][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.194347][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5831.194347][ T10] ipv6_find_idev+0x102/0x170 [ 5831.194347][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.194347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.194347][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.194347][ T10] netlink_unicast+0x449/0x710 [ 5831.194347][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.194347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.194347][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.194347][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.194347][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.194347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.194347][ T10] [ 5831.196079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5831.196079][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5831.196079][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5831.196079][ T10] ipv6_find_idev+0x102/0x170 [ 5831.196079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.196079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.196079][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.196079][ T10] netlink_unicast+0x449/0x710 [ 5831.196079][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.196079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.196079][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.196079][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.196079][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.196079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.196079][ T10] [ 5831.198084][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5831.198343][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5831.198343][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.198343][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.198343][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.198343][ T10] ip6_route_add+0x1c/0x140 [ 5831.198343][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5831.198343][ T10] inet6_addr_add+0x4f8/0xa40 [ 5831.198343][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.198343][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.198343][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.198343][ T10] netlink_unicast+0x449/0x710 [ 5831.198343][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.198343][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.198343][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.198343][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.198343][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.198343][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.198343][ T10] [ 5831.200647][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5831.200647][ T10] netdev_get_by_index+0x5e/0x80 [ 5831.200647][ T10] fib6_nh_init+0x3d8/0x1580 [ 5831.200647][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5831.200647][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5831.200647][ T10] ipv6_add_addr+0x411/0x2000 [ 5831.200647][ T10] inet6_addr_add+0x30e/0xa40 [ 5831.200647][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5831.200647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.200647][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.200647][ T10] netlink_unicast+0x449/0x710 [ 5831.200647][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.200647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.200647][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.200647][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.200647][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.200647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.200647][ T10] [ 5831.202938][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5831.202938][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5831.202938][ T10] ipv6_find_idev+0x102/0x170 [ 5831.202938][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.202938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.202938][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.202938][ T10] netlink_unicast+0x449/0x710 [ 5831.202938][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.202938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.202938][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.202938][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.202938][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.202938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.202938][ T10] [ 5831.204702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5831.204702][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5831.204702][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5831.204702][ T10] ipv6_find_idev+0x102/0x170 [ 5831.204702][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5831.204702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5831.204702][ T10] netlink_rcv_skb+0x130/0x360 [ 5831.204702][ T10] netlink_unicast+0x449/0x710 [ 5831.204702][ T10] netlink_sendmsg+0x723/0xbe0 [ 5831.204702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5831.204702][ T10] ___sys_sendmsg+0xee/0x170 [ 5831.204702][ T10] __sys_sendmsg+0xcd/0x170 [ 5831.204702][ T10] do_syscall_64+0xc6/0x1e0 [ 5831.204702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5831.204702][ T10] [ 5841.446944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5841.447421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.447421][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5841.447421][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5841.447421][ T10] fib6_nh_init+0xa22/0x1580 [ 5841.447421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.447421][ T10] ip6_route_add+0x1c/0x140 [ 5841.447421][ T10] inet6_rtm_newroute+0x104/0x110 [ 5841.447421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.447421][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.447421][ T10] netlink_unicast+0x449/0x710 [ 5841.447421][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.447421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.447421][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.447421][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.447421][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.447421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.447421][ T10] [ 5841.449408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.449408][ T10] dst_init+0x84/0x4a0 [ 5841.449408][ T10] dst_alloc+0x97/0x150 [ 5841.449408][ T10] ip6_dst_alloc+0x23/0x90 [ 5841.449408][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5841.449408][ T10] ip6_pol_route+0x56f/0x840 [ 5841.449408][ T10] fib6_rule_lookup+0x456/0x630 [ 5841.449408][ T10] ip6_route_input+0x59c/0xa50 [ 5841.449408][ T10] ipv6_rcv+0x397/0x810 [ 5841.449408][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5841.449408][ T10] process_backlog+0x101/0x620 [ 5841.449408][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5841.449408][ T10] net_rx_action+0x495/0xbe0 [ 5841.449408][ T10] __do_softirq+0x1b5/0x7f6 [ 5841.449408][ T10] [ 5841.451108][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.451108][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.451108][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.451108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.451108][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5841.451108][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5841.451108][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5841.451108][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5841.451108][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5841.451108][ T10] addrconf_dad_begin+0x310/0x670 [ 5841.451108][ T10] addrconf_dad_work+0x10b/0xab0 [ 5841.451108][ T10] process_one_work+0x84d/0x18a0 [ 5841.451108][ T10] worker_thread+0x587/0xd30 [ 5841.451108][ T10] kthread+0x28a/0x350 [ 5841.451108][ T10] ret_from_fork+0x31/0x70 [ 5841.451108][ T10] ret_from_fork_asm+0x1a/0x30 [ 5841.451108][ T10] [ 5841.453100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.453100][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.453100][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.453100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.453100][ T10] ip6_route_add+0x1c/0x140 [ 5841.453100][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5841.453100][ T10] inet6_addr_add+0x4f8/0xa40 [ 5841.453100][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.453100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.453100][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.453100][ T10] netlink_unicast+0x449/0x710 [ 5841.453100][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.453100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.453100][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.453100][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.453100][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.453100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.453100][ T10] [ 5841.455162][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.455162][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.455162][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.455162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.455162][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5841.455162][ T10] ipv6_add_addr+0x411/0x2000 [ 5841.455162][ T10] inet6_addr_add+0x30e/0xa40 [ 5841.455162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.455162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.455162][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.455162][ T10] netlink_unicast+0x449/0x710 [ 5841.455162][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.455162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.455162][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.455162][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.455162][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.455162][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.455162][ T10] [ 5841.457248][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.457248][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.457248][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.457248][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.457248][ T10] ip6_route_add+0x1c/0x140 [ 5841.457248][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5841.457248][ T10] addrconf_add_dev+0xe2/0x170 [ 5841.457248][ T10] inet6_addr_add+0x12f/0xa40 [ 5841.457248][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.457248][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.457248][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.457248][ T10] netlink_unicast+0x449/0x710 [ 5841.457248][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.457248][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.457248][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.457248][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.457248][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.457248][ T10] [ 5841.459301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.459301][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5841.459301][ T10] ipv6_find_idev+0x102/0x170 [ 5841.459301][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.459301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.459301][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.459301][ T10] netlink_unicast+0x449/0x710 [ 5841.459301][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.459301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.459301][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.459301][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.459301][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.459301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.459301][ T10] [ 5841.460888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5841.460888][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5841.460888][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5841.460888][ T10] ipv6_find_idev+0x102/0x170 [ 5841.460888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.460888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.460888][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.460888][ T10] netlink_unicast+0x449/0x710 [ 5841.460888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.460888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.460888][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.460888][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.460888][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.460888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.460888][ T10] [ 5841.462663][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5841.462962][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5841.462962][ T10] dst_init+0x84/0x4a0 [ 5841.462962][ T10] dst_alloc+0x97/0x150 [ 5841.462962][ T10] ip6_dst_alloc+0x23/0x90 [ 5841.462962][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5841.462962][ T10] ip6_pol_route+0x56f/0x840 [ 5841.462962][ T10] fib6_rule_lookup+0x456/0x630 [ 5841.462962][ T10] ip6_route_input+0x59c/0xa50 [ 5841.462962][ T10] ipv6_rcv+0x397/0x810 [ 5841.462962][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5841.462962][ T10] process_backlog+0x101/0x620 [ 5841.462962][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5841.462962][ T10] net_rx_action+0x495/0xbe0 [ 5841.462962][ T10] __do_softirq+0x1b5/0x7f6 [ 5841.462962][ T10] [ 5841.464665][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.464665][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5841.464665][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5841.464665][ T10] fib6_nh_init+0xa22/0x1580 [ 5841.464665][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.464665][ T10] ip6_route_add+0x1c/0x140 [ 5841.464665][ T10] inet6_rtm_newroute+0x104/0x110 [ 5841.464665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.464665][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.464665][ T10] netlink_unicast+0x449/0x710 [ 5841.464665][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.464665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.464665][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.464665][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.464665][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.464665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.464665][ T10] [ 5841.466599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.466599][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.466599][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.466599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.466599][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5841.466599][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5841.466599][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5841.466599][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5841.466599][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5841.466599][ T10] addrconf_dad_begin+0x310/0x670 [ 5841.466599][ T10] addrconf_dad_work+0x10b/0xab0 [ 5841.466599][ T10] process_one_work+0x84d/0x18a0 [ 5841.466599][ T10] worker_thread+0x587/0xd30 [ 5841.466599][ T10] kthread+0x28a/0x350 [ 5841.466599][ T10] ret_from_fork+0x31/0x70 [ 5841.466599][ T10] ret_from_fork_asm+0x1a/0x30 [ 5841.466599][ T10] [ 5841.468575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.468575][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.468575][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.468575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.468575][ T10] ip6_route_add+0x1c/0x140 [ 5841.468575][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5841.468575][ T10] inet6_addr_add+0x4f8/0xa40 [ 5841.468575][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.468575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.468575][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.468575][ T10] netlink_unicast+0x449/0x710 [ 5841.468575][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.468575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.468575][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.468575][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.468575][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.468575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.468575][ T10] [ 5841.470641][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.470641][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.470641][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.470641][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.470641][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5841.470641][ T10] ipv6_add_addr+0x411/0x2000 [ 5841.470641][ T10] inet6_addr_add+0x30e/0xa40 [ 5841.470641][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.470641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.470641][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.470641][ T10] netlink_unicast+0x449/0x710 [ 5841.470641][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.470641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.470641][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.470641][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.470641][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.470641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.470641][ T10] [ 5841.472701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.472701][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.472701][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.472701][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.472701][ T10] ip6_route_add+0x1c/0x140 [ 5841.472701][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5841.472701][ T10] addrconf_add_dev+0xe2/0x170 [ 5841.472701][ T10] inet6_addr_add+0x12f/0xa40 [ 5841.472701][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.472701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.472701][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.472701][ T10] netlink_unicast+0x449/0x710 [ 5841.472701][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.472701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.472701][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.472701][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.472701][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.472701][ T10] [ 5841.474856][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.474856][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5841.474856][ T10] ipv6_find_idev+0x102/0x170 [ 5841.474856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.474856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.474856][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.474856][ T10] netlink_unicast+0x449/0x710 [ 5841.474856][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.474856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.474856][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.474856][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.474856][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.474856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.474856][ T10] [ 5841.476683][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5841.476683][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5841.476683][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5841.476683][ T10] ipv6_find_idev+0x102/0x170 [ 5841.476683][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.476683][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.476683][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.476683][ T10] netlink_unicast+0x449/0x710 [ 5841.476683][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.476683][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.476683][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.476683][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.476683][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.476683][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.476683][ T10] [ 5841.478695][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5841.478953][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5841.478953][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.478953][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.478953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.478953][ T10] ip6_route_add+0x1c/0x140 [ 5841.478953][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5841.478953][ T10] inet6_addr_add+0x4f8/0xa40 [ 5841.478953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.478953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.478953][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.478953][ T10] netlink_unicast+0x449/0x710 [ 5841.478953][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.478953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.478953][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.478953][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.478953][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.478953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.478953][ T10] [ 5841.481254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5841.481254][ T10] netdev_get_by_index+0x5e/0x80 [ 5841.481254][ T10] fib6_nh_init+0x3d8/0x1580 [ 5841.481254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5841.481254][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5841.481254][ T10] ipv6_add_addr+0x411/0x2000 [ 5841.481254][ T10] inet6_addr_add+0x30e/0xa40 [ 5841.481254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5841.481254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.481254][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.481254][ T10] netlink_unicast+0x449/0x710 [ 5841.481254][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.481254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.481254][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.481254][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.481254][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.481254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.481254][ T10] [ 5841.483557][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5841.483557][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5841.483557][ T10] ipv6_find_idev+0x102/0x170 [ 5841.483557][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.483557][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.483557][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.483557][ T10] netlink_unicast+0x449/0x710 [ 5841.483557][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.483557][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.483557][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.483557][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.483557][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.483557][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.483557][ T10] [ 5841.485385][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5841.485385][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5841.485385][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5841.485385][ T10] ipv6_find_idev+0x102/0x170 [ 5841.485385][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5841.485385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5841.485385][ T10] netlink_rcv_skb+0x130/0x360 [ 5841.485385][ T10] netlink_unicast+0x449/0x710 [ 5841.485385][ T10] netlink_sendmsg+0x723/0xbe0 [ 5841.485385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5841.485385][ T10] ___sys_sendmsg+0xee/0x170 [ 5841.485385][ T10] __sys_sendmsg+0xcd/0x170 [ 5841.485385][ T10] do_syscall_64+0xc6/0x1e0 [ 5841.485385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5841.485385][ T10] [ 5851.726910][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5851.727399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.727399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5851.727399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5851.727399][ T10] fib6_nh_init+0xa22/0x1580 [ 5851.727399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.727399][ T10] ip6_route_add+0x1c/0x140 [ 5851.727399][ T10] inet6_rtm_newroute+0x104/0x110 [ 5851.727399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.727399][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.727399][ T10] netlink_unicast+0x449/0x710 [ 5851.727399][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.727399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.727399][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.727399][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.727399][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.727399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.727399][ T10] [ 5851.729391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.729391][ T10] dst_init+0x84/0x4a0 [ 5851.729391][ T10] dst_alloc+0x97/0x150 [ 5851.729391][ T10] ip6_dst_alloc+0x23/0x90 [ 5851.729391][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5851.729391][ T10] ip6_pol_route+0x56f/0x840 [ 5851.729391][ T10] fib6_rule_lookup+0x456/0x630 [ 5851.729391][ T10] ip6_route_input+0x59c/0xa50 [ 5851.729391][ T10] ipv6_rcv+0x397/0x810 [ 5851.729391][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5851.729391][ T10] process_backlog+0x101/0x620 [ 5851.729391][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5851.729391][ T10] net_rx_action+0x495/0xbe0 [ 5851.729391][ T10] __do_softirq+0x1b5/0x7f6 [ 5851.729391][ T10] [ 5851.731125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.731125][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.731125][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.731125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.731125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5851.731125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5851.731125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5851.731125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5851.731125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5851.731125][ T10] addrconf_dad_begin+0x310/0x670 [ 5851.731125][ T10] addrconf_dad_work+0x10b/0xab0 [ 5851.731125][ T10] process_one_work+0x84d/0x18a0 [ 5851.731125][ T10] worker_thread+0x587/0xd30 [ 5851.731125][ T10] kthread+0x28a/0x350 [ 5851.731125][ T10] ret_from_fork+0x31/0x70 [ 5851.731125][ T10] ret_from_fork_asm+0x1a/0x30 [ 5851.731125][ T10] [ 5851.733100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.733100][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.733100][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.733100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.733100][ T10] ip6_route_add+0x1c/0x140 [ 5851.733100][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5851.733100][ T10] inet6_addr_add+0x4f8/0xa40 [ 5851.733100][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.733100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.733100][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.733100][ T10] netlink_unicast+0x449/0x710 [ 5851.733100][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.733100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.733100][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.733100][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.733100][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.733100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.733100][ T10] [ 5851.735160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.735160][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.735160][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.735160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.735160][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5851.735160][ T10] ipv6_add_addr+0x411/0x2000 [ 5851.735160][ T10] inet6_addr_add+0x30e/0xa40 [ 5851.735160][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.735160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.735160][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.735160][ T10] netlink_unicast+0x449/0x710 [ 5851.735160][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.735160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.735160][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.735160][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.735160][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.735160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.735160][ T10] [ 5851.737229][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.737229][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.737229][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.737229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.737229][ T10] ip6_route_add+0x1c/0x140 [ 5851.737229][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5851.737229][ T10] addrconf_add_dev+0xe2/0x170 [ 5851.737229][ T10] inet6_addr_add+0x12f/0xa40 [ 5851.737229][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.737229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.737229][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.737229][ T10] netlink_unicast+0x449/0x710 [ 5851.737229][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.737229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.737229][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.737229][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.737229][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.737229][ T10] [ 5851.739807][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.739807][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5851.739807][ T10] ipv6_find_idev+0x102/0x170 [ 5851.739807][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.739807][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.739807][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.739807][ T10] netlink_unicast+0x449/0x710 [ 5851.739807][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.739807][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.739807][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.739807][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.739807][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.739807][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.739807][ T10] [ 5851.741396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5851.741396][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5851.741396][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5851.741396][ T10] ipv6_find_idev+0x102/0x170 [ 5851.741396][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.741396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.741396][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.741396][ T10] netlink_unicast+0x449/0x710 [ 5851.741396][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.741396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.741396][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.741396][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.741396][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.741396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.741396][ T10] [ 5851.743159][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5851.743453][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5851.743453][ T10] dst_init+0x84/0x4a0 [ 5851.743453][ T10] dst_alloc+0x97/0x150 [ 5851.743453][ T10] ip6_dst_alloc+0x23/0x90 [ 5851.743453][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5851.743453][ T10] ip6_pol_route+0x56f/0x840 [ 5851.743453][ T10] fib6_rule_lookup+0x456/0x630 [ 5851.743453][ T10] ip6_route_input+0x59c/0xa50 [ 5851.743453][ T10] ipv6_rcv+0x397/0x810 [ 5851.743453][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5851.743453][ T10] process_backlog+0x101/0x620 [ 5851.743453][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5851.743453][ T10] net_rx_action+0x495/0xbe0 [ 5851.743453][ T10] __do_softirq+0x1b5/0x7f6 [ 5851.743453][ T10] [ 5851.745156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.745156][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5851.745156][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5851.745156][ T10] fib6_nh_init+0xa22/0x1580 [ 5851.745156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.745156][ T10] ip6_route_add+0x1c/0x140 [ 5851.745156][ T10] inet6_rtm_newroute+0x104/0x110 [ 5851.745156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.745156][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.745156][ T10] netlink_unicast+0x449/0x710 [ 5851.745156][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.745156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.745156][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.745156][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.745156][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.745156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.745156][ T10] [ 5851.747097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.747097][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.747097][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.747097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.747097][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5851.747097][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5851.747097][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5851.747097][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5851.747097][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5851.747097][ T10] addrconf_dad_begin+0x310/0x670 [ 5851.747097][ T10] addrconf_dad_work+0x10b/0xab0 [ 5851.747097][ T10] process_one_work+0x84d/0x18a0 [ 5851.747097][ T10] worker_thread+0x587/0xd30 [ 5851.747097][ T10] kthread+0x28a/0x350 [ 5851.747097][ T10] ret_from_fork+0x31/0x70 [ 5851.747097][ T10] ret_from_fork_asm+0x1a/0x30 [ 5851.747097][ T10] [ 5851.749084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.749084][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.749084][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.749084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.749084][ T10] ip6_route_add+0x1c/0x140 [ 5851.749084][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5851.749084][ T10] inet6_addr_add+0x4f8/0xa40 [ 5851.749084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.749084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.749084][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.749084][ T10] netlink_unicast+0x449/0x710 [ 5851.749084][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.749084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.749084][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.749084][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.749084][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.749084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.749084][ T10] [ 5851.751146][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.751146][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.751146][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.751146][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.751146][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5851.751146][ T10] ipv6_add_addr+0x411/0x2000 [ 5851.751146][ T10] inet6_addr_add+0x30e/0xa40 [ 5851.751146][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.751146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.751146][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.751146][ T10] netlink_unicast+0x449/0x710 [ 5851.751146][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.751146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.751146][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.751146][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.751146][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.751146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.751146][ T10] [ 5851.753247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.753247][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.753247][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.753247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.753247][ T10] ip6_route_add+0x1c/0x140 [ 5851.753247][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5851.753247][ T10] addrconf_add_dev+0xe2/0x170 [ 5851.753247][ T10] inet6_addr_add+0x12f/0xa40 [ 5851.753247][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.753247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.753247][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.753247][ T10] netlink_unicast+0x449/0x710 [ 5851.753247][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.753247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.753247][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.753247][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.753247][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.753247][ T10] [ 5851.755408][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.755408][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5851.755408][ T10] ipv6_find_idev+0x102/0x170 [ 5851.755408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.755408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.755408][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.755408][ T10] netlink_unicast+0x449/0x710 [ 5851.755408][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.755408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.755408][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.755408][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.755408][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.755408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.755408][ T10] [ 5851.757193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5851.757193][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5851.757193][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5851.757193][ T10] ipv6_find_idev+0x102/0x170 [ 5851.757193][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.757193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.757193][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.757193][ T10] netlink_unicast+0x449/0x710 [ 5851.757193][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.757193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.757193][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.757193][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.757193][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.757193][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.757193][ T10] [ 5851.759247][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5851.759493][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5851.759493][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.759493][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.759493][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.759493][ T10] ip6_route_add+0x1c/0x140 [ 5851.759493][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5851.759493][ T10] inet6_addr_add+0x4f8/0xa40 [ 5851.759493][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.759493][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.759493][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.759493][ T10] netlink_unicast+0x449/0x710 [ 5851.759493][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.759493][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.759493][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.759493][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.759493][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.759493][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.759493][ T10] [ 5851.761816][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5851.761816][ T10] netdev_get_by_index+0x5e/0x80 [ 5851.761816][ T10] fib6_nh_init+0x3d8/0x1580 [ 5851.761816][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5851.761816][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5851.761816][ T10] ipv6_add_addr+0x411/0x2000 [ 5851.761816][ T10] inet6_addr_add+0x30e/0xa40 [ 5851.761816][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5851.761816][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.761816][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.761816][ T10] netlink_unicast+0x449/0x710 [ 5851.761816][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.761816][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.761816][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.761816][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.761816][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.761816][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.761816][ T10] [ 5851.764113][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5851.764113][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5851.764113][ T10] ipv6_find_idev+0x102/0x170 [ 5851.764113][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.764113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.764113][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.764113][ T10] netlink_unicast+0x449/0x710 [ 5851.764113][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.764113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.764113][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.764113][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.764113][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.764113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.764113][ T10] [ 5851.765881][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5851.765881][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5851.765881][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5851.765881][ T10] ipv6_find_idev+0x102/0x170 [ 5851.765881][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5851.765881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5851.765881][ T10] netlink_rcv_skb+0x130/0x360 [ 5851.765881][ T10] netlink_unicast+0x449/0x710 [ 5851.765881][ T10] netlink_sendmsg+0x723/0xbe0 [ 5851.765881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5851.765881][ T10] ___sys_sendmsg+0xee/0x170 [ 5851.765881][ T10] __sys_sendmsg+0xcd/0x170 [ 5851.765881][ T10] do_syscall_64+0xc6/0x1e0 [ 5851.765881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5851.765881][ T10] [ 5861.790937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5861.791414][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.791414][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5861.791414][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5861.791414][ T10] fib6_nh_init+0xa22/0x1580 [ 5861.791414][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.791414][ T10] ip6_route_add+0x1c/0x140 [ 5861.791414][ T10] inet6_rtm_newroute+0x104/0x110 [ 5861.791414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.791414][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.791414][ T10] netlink_unicast+0x449/0x710 [ 5861.791414][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.791414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.791414][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.791414][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.791414][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.791414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.791414][ T10] [ 5861.793390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.793390][ T10] dst_init+0x84/0x4a0 [ 5861.793390][ T10] dst_alloc+0x97/0x150 [ 5861.793390][ T10] ip6_dst_alloc+0x23/0x90 [ 5861.793390][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5861.793390][ T10] ip6_pol_route+0x56f/0x840 [ 5861.793390][ T10] fib6_rule_lookup+0x456/0x630 [ 5861.793390][ T10] ip6_route_input+0x59c/0xa50 [ 5861.793390][ T10] ipv6_rcv+0x397/0x810 [ 5861.793390][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5861.793390][ T10] process_backlog+0x101/0x620 [ 5861.793390][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5861.793390][ T10] net_rx_action+0x495/0xbe0 [ 5861.793390][ T10] __do_softirq+0x1b5/0x7f6 [ 5861.793390][ T10] [ 5861.795100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.795100][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.795100][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.795100][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.795100][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5861.795100][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5861.795100][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5861.795100][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5861.795100][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5861.795100][ T10] addrconf_dad_begin+0x310/0x670 [ 5861.795100][ T10] addrconf_dad_work+0x10b/0xab0 [ 5861.795100][ T10] process_one_work+0x84d/0x18a0 [ 5861.795100][ T10] worker_thread+0x587/0xd30 [ 5861.795100][ T10] kthread+0x28a/0x350 [ 5861.795100][ T10] ret_from_fork+0x31/0x70 [ 5861.795100][ T10] ret_from_fork_asm+0x1a/0x30 [ 5861.795100][ T10] [ 5861.797088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.797088][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.797088][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.797088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.797088][ T10] ip6_route_add+0x1c/0x140 [ 5861.797088][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5861.797088][ T10] inet6_addr_add+0x4f8/0xa40 [ 5861.797088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.797088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.797088][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.797088][ T10] netlink_unicast+0x449/0x710 [ 5861.797088][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.797088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.797088][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.797088][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.797088][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.797088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.797088][ T10] [ 5861.799175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.799175][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.799175][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.799175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.799175][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5861.799175][ T10] ipv6_add_addr+0x411/0x2000 [ 5861.799175][ T10] inet6_addr_add+0x30e/0xa40 [ 5861.799175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.799175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.799175][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.799175][ T10] netlink_unicast+0x449/0x710 [ 5861.799175][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.799175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.799175][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.799175][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.799175][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.799175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.799175][ T10] [ 5861.801247][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.801247][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.801247][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.801247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.801247][ T10] ip6_route_add+0x1c/0x140 [ 5861.801247][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5861.801247][ T10] addrconf_add_dev+0xe2/0x170 [ 5861.801247][ T10] inet6_addr_add+0x12f/0xa40 [ 5861.801247][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.801247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.801247][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.801247][ T10] netlink_unicast+0x449/0x710 [ 5861.801247][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.801247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.801247][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.801247][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.801247][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.801247][ T10] [ 5861.803280][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.803280][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5861.803280][ T10] ipv6_find_idev+0x102/0x170 [ 5861.803280][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.803280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.803280][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.803280][ T10] netlink_unicast+0x449/0x710 [ 5861.803280][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.803280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.803280][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.803280][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.803280][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.803280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.803280][ T10] [ 5861.804875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5861.804875][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5861.804875][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5861.804875][ T10] ipv6_find_idev+0x102/0x170 [ 5861.804875][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.804875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.804875][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.804875][ T10] netlink_unicast+0x449/0x710 [ 5861.804875][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.804875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.804875][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.804875][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.804875][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.804875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.804875][ T10] [ 5861.806655][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5861.806967][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5861.806967][ T10] dst_init+0x84/0x4a0 [ 5861.806967][ T10] dst_alloc+0x97/0x150 [ 5861.806967][ T10] ip6_dst_alloc+0x23/0x90 [ 5861.806967][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5861.806967][ T10] ip6_pol_route+0x56f/0x840 [ 5861.806967][ T10] fib6_rule_lookup+0x456/0x630 [ 5861.806967][ T10] ip6_route_input+0x59c/0xa50 [ 5861.806967][ T10] ipv6_rcv+0x397/0x810 [ 5861.806967][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5861.806967][ T10] process_backlog+0x101/0x620 [ 5861.806967][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5861.806967][ T10] net_rx_action+0x495/0xbe0 [ 5861.806967][ T10] __do_softirq+0x1b5/0x7f6 [ 5861.806967][ T10] [ 5861.808715][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.808715][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5861.808715][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5861.808715][ T10] fib6_nh_init+0xa22/0x1580 [ 5861.808715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.808715][ T10] ip6_route_add+0x1c/0x140 [ 5861.808715][ T10] inet6_rtm_newroute+0x104/0x110 [ 5861.808715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.808715][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.808715][ T10] netlink_unicast+0x449/0x710 [ 5861.808715][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.808715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.808715][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.808715][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.808715][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.808715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.808715][ T10] [ 5861.810659][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.810659][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.810659][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.810659][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.810659][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5861.810659][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5861.810659][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5861.810659][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5861.810659][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5861.810659][ T10] addrconf_dad_begin+0x310/0x670 [ 5861.810659][ T10] addrconf_dad_work+0x10b/0xab0 [ 5861.810659][ T10] process_one_work+0x84d/0x18a0 [ 5861.810659][ T10] worker_thread+0x587/0xd30 [ 5861.810659][ T10] kthread+0x28a/0x350 [ 5861.810659][ T10] ret_from_fork+0x31/0x70 [ 5861.810659][ T10] ret_from_fork_asm+0x1a/0x30 [ 5861.810659][ T10] [ 5861.812620][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.812620][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.812620][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.812620][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.812620][ T10] ip6_route_add+0x1c/0x140 [ 5861.812620][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5861.812620][ T10] inet6_addr_add+0x4f8/0xa40 [ 5861.812620][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.812620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.812620][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.812620][ T10] netlink_unicast+0x449/0x710 [ 5861.812620][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.812620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.812620][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.812620][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.812620][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.812620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.812620][ T10] [ 5861.814674][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.814674][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.814674][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.814674][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.814674][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5861.814674][ T10] ipv6_add_addr+0x411/0x2000 [ 5861.814674][ T10] inet6_addr_add+0x30e/0xa40 [ 5861.814674][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.814674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.814674][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.814674][ T10] netlink_unicast+0x449/0x710 [ 5861.814674][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.814674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.814674][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.814674][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.814674][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.814674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.814674][ T10] [ 5861.816745][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.816745][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.816745][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.816745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.816745][ T10] ip6_route_add+0x1c/0x140 [ 5861.816745][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5861.816745][ T10] addrconf_add_dev+0xe2/0x170 [ 5861.816745][ T10] inet6_addr_add+0x12f/0xa40 [ 5861.816745][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.816745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.816745][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.816745][ T10] netlink_unicast+0x449/0x710 [ 5861.816745][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.816745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.816745][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.816745][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.816745][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.816745][ T10] [ 5861.818904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.818904][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5861.818904][ T10] ipv6_find_idev+0x102/0x170 [ 5861.818904][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.818904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.818904][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.818904][ T10] netlink_unicast+0x449/0x710 [ 5861.818904][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.818904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.818904][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.818904][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.818904][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.818904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.818904][ T10] [ 5861.820737][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5861.820737][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5861.820737][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5861.820737][ T10] ipv6_find_idev+0x102/0x170 [ 5861.820737][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.820737][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.820737][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.820737][ T10] netlink_unicast+0x449/0x710 [ 5861.820737][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.820737][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.820737][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.820737][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.820737][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.820737][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.820737][ T10] [ 5861.822745][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5861.823012][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5861.823012][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.823012][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.823012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.823012][ T10] ip6_route_add+0x1c/0x140 [ 5861.823012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5861.823012][ T10] inet6_addr_add+0x4f8/0xa40 [ 5861.823012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.823012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.823012][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.823012][ T10] netlink_unicast+0x449/0x710 [ 5861.823012][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.823012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.823012][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.823012][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.823012][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.823012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.823012][ T10] [ 5861.825327][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5861.825327][ T10] netdev_get_by_index+0x5e/0x80 [ 5861.825327][ T10] fib6_nh_init+0x3d8/0x1580 [ 5861.825327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5861.825327][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5861.825327][ T10] ipv6_add_addr+0x411/0x2000 [ 5861.825327][ T10] inet6_addr_add+0x30e/0xa40 [ 5861.825327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5861.825327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.825327][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.825327][ T10] netlink_unicast+0x449/0x710 [ 5861.825327][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.825327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.825327][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.825327][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.825327][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.825327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.825327][ T10] [ 5861.827627][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5861.827627][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5861.827627][ T10] ipv6_find_idev+0x102/0x170 [ 5861.827627][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.827627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.827627][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.827627][ T10] netlink_unicast+0x449/0x710 [ 5861.827627][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.827627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.827627][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.827627][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.827627][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.827627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.827627][ T10] [ 5861.829497][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5861.829497][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5861.829497][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5861.829497][ T10] ipv6_find_idev+0x102/0x170 [ 5861.829497][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5861.829497][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5861.829497][ T10] netlink_rcv_skb+0x130/0x360 [ 5861.829497][ T10] netlink_unicast+0x449/0x710 [ 5861.829497][ T10] netlink_sendmsg+0x723/0xbe0 [ 5861.829497][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5861.829497][ T10] ___sys_sendmsg+0xee/0x170 [ 5861.829497][ T10] __sys_sendmsg+0xcd/0x170 [ 5861.829497][ T10] do_syscall_64+0xc6/0x1e0 [ 5861.829497][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5861.829497][ T10] [ 5871.838854][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5871.839243][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.839243][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5871.839243][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5871.839243][ T10] fib6_nh_init+0xa22/0x1580 [ 5871.839243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.839243][ T10] ip6_route_add+0x1c/0x140 [ 5871.839243][ T10] inet6_rtm_newroute+0x104/0x110 [ 5871.839243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.839243][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.839243][ T10] netlink_unicast+0x449/0x710 [ 5871.839243][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.839243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.839243][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.839243][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.839243][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.839243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.839243][ T10] [ 5871.841202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.841202][ T10] dst_init+0x84/0x4a0 [ 5871.841202][ T10] dst_alloc+0x97/0x150 [ 5871.841202][ T10] ip6_dst_alloc+0x23/0x90 [ 5871.841202][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5871.841202][ T10] ip6_pol_route+0x56f/0x840 [ 5871.841202][ T10] fib6_rule_lookup+0x456/0x630 [ 5871.841202][ T10] ip6_route_input+0x59c/0xa50 [ 5871.841202][ T10] ipv6_rcv+0x397/0x810 [ 5871.841202][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5871.841202][ T10] process_backlog+0x101/0x620 [ 5871.841202][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5871.841202][ T10] net_rx_action+0x495/0xbe0 [ 5871.841202][ T10] __do_softirq+0x1b5/0x7f6 [ 5871.841202][ T10] [ 5871.842898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.842898][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.842898][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.842898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.842898][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5871.842898][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5871.842898][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5871.842898][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5871.842898][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5871.842898][ T10] addrconf_dad_begin+0x310/0x670 [ 5871.842898][ T10] addrconf_dad_work+0x10b/0xab0 [ 5871.842898][ T10] process_one_work+0x84d/0x18a0 [ 5871.842898][ T10] worker_thread+0x587/0xd30 [ 5871.842898][ T10] kthread+0x28a/0x350 [ 5871.842898][ T10] ret_from_fork+0x31/0x70 [ 5871.842898][ T10] ret_from_fork_asm+0x1a/0x30 [ 5871.842898][ T10] [ 5871.844859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.844859][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.844859][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.844859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.844859][ T10] ip6_route_add+0x1c/0x140 [ 5871.844859][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5871.844859][ T10] inet6_addr_add+0x4f8/0xa40 [ 5871.844859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.844859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.844859][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.844859][ T10] netlink_unicast+0x449/0x710 [ 5871.844859][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.844859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.844859][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.844859][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.844859][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.844859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.844859][ T10] [ 5871.846993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.846993][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.846993][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.846993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.846993][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5871.846993][ T10] ipv6_add_addr+0x411/0x2000 [ 5871.846993][ T10] inet6_addr_add+0x30e/0xa40 [ 5871.846993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.846993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.846993][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.846993][ T10] netlink_unicast+0x449/0x710 [ 5871.846993][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.846993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.846993][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.846993][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.846993][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.846993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.846993][ T10] [ 5871.848994][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.848994][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.848994][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.848994][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.848994][ T10] ip6_route_add+0x1c/0x140 [ 5871.848994][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5871.848994][ T10] addrconf_add_dev+0xe2/0x170 [ 5871.848994][ T10] inet6_addr_add+0x12f/0xa40 [ 5871.848994][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.848994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.848994][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.848994][ T10] netlink_unicast+0x449/0x710 [ 5871.848994][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.848994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.848994][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.848994][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.848994][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.848994][ T10] [ 5871.850956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.850956][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5871.850956][ T10] ipv6_find_idev+0x102/0x170 [ 5871.850956][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.850956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.850956][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.850956][ T10] netlink_unicast+0x449/0x710 [ 5871.850956][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.850956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.850956][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.850956][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.850956][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.850956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.850956][ T10] [ 5871.852511][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5871.852511][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5871.852511][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5871.852511][ T10] ipv6_find_idev+0x102/0x170 [ 5871.852511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.852511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.852511][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.852511][ T10] netlink_unicast+0x449/0x710 [ 5871.852511][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.852511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.852511][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.852511][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.852511][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.852511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.852511][ T10] [ 5871.854203][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5871.854480][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5871.854480][ T10] dst_init+0x84/0x4a0 [ 5871.854480][ T10] dst_alloc+0x97/0x150 [ 5871.854480][ T10] ip6_dst_alloc+0x23/0x90 [ 5871.854480][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5871.854480][ T10] ip6_pol_route+0x56f/0x840 [ 5871.854480][ T10] fib6_rule_lookup+0x456/0x630 [ 5871.854480][ T10] ip6_route_input+0x59c/0xa50 [ 5871.854480][ T10] ipv6_rcv+0x397/0x810 [ 5871.854480][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5871.854480][ T10] process_backlog+0x101/0x620 [ 5871.854480][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5871.854480][ T10] net_rx_action+0x495/0xbe0 [ 5871.854480][ T10] __do_softirq+0x1b5/0x7f6 [ 5871.854480][ T10] [ 5871.856113][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.856113][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5871.856113][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5871.856113][ T10] fib6_nh_init+0xa22/0x1580 [ 5871.856113][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.856113][ T10] ip6_route_add+0x1c/0x140 [ 5871.856113][ T10] inet6_rtm_newroute+0x104/0x110 [ 5871.856113][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.856113][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.856113][ T10] netlink_unicast+0x449/0x710 [ 5871.856113][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.856113][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.856113][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.856113][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.856113][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.856113][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.856113][ T10] [ 5871.857991][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.857991][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.857991][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.857991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.857991][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5871.857991][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5871.857991][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5871.857991][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5871.857991][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5871.857991][ T10] addrconf_dad_begin+0x310/0x670 [ 5871.857991][ T10] addrconf_dad_work+0x10b/0xab0 [ 5871.857991][ T10] process_one_work+0x84d/0x18a0 [ 5871.857991][ T10] worker_thread+0x587/0xd30 [ 5871.857991][ T10] kthread+0x28a/0x350 [ 5871.857991][ T10] ret_from_fork+0x31/0x70 [ 5871.857991][ T10] ret_from_fork_asm+0x1a/0x30 [ 5871.857991][ T10] [ 5871.859899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.859899][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.859899][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.859899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.859899][ T10] ip6_route_add+0x1c/0x140 [ 5871.859899][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5871.859899][ T10] inet6_addr_add+0x4f8/0xa40 [ 5871.859899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.859899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.859899][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.859899][ T10] netlink_unicast+0x449/0x710 [ 5871.859899][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.859899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.859899][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.859899][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.859899][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.859899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.859899][ T10] [ 5871.861900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.861900][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.861900][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.861900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.861900][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5871.861900][ T10] ipv6_add_addr+0x411/0x2000 [ 5871.861900][ T10] inet6_addr_add+0x30e/0xa40 [ 5871.861900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.861900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.861900][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.861900][ T10] netlink_unicast+0x449/0x710 [ 5871.861900][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.861900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.861900][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.861900][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.861900][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.861900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.861900][ T10] [ 5871.863897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.863897][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.863897][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.863897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.863897][ T10] ip6_route_add+0x1c/0x140 [ 5871.863897][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5871.863897][ T10] addrconf_add_dev+0xe2/0x170 [ 5871.863897][ T10] inet6_addr_add+0x12f/0xa40 [ 5871.863897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.863897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.863897][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.863897][ T10] netlink_unicast+0x449/0x710 [ 5871.863897][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.863897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.863897][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.863897][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.863897][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.863897][ T10] [ 5871.866037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.866037][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5871.866037][ T10] ipv6_find_idev+0x102/0x170 [ 5871.866037][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.866037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.866037][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.866037][ T10] netlink_unicast+0x449/0x710 [ 5871.866037][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.866037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.866037][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.866037][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.866037][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.866037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.866037][ T10] [ 5871.867705][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5871.867705][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5871.867705][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5871.867705][ T10] ipv6_find_idev+0x102/0x170 [ 5871.867705][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.867705][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.867705][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.867705][ T10] netlink_unicast+0x449/0x710 [ 5871.867705][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.867705][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.867705][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.867705][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.867705][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.867705][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.867705][ T10] [ 5871.869706][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5871.869965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5871.869965][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.869965][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.869965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.869965][ T10] ip6_route_add+0x1c/0x140 [ 5871.869965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5871.869965][ T10] inet6_addr_add+0x4f8/0xa40 [ 5871.869965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.869965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.869965][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.869965][ T10] netlink_unicast+0x449/0x710 [ 5871.869965][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.869965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.869965][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.869965][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.869965][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.869965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.869965][ T10] [ 5871.872211][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5871.872211][ T10] netdev_get_by_index+0x5e/0x80 [ 5871.872211][ T10] fib6_nh_init+0x3d8/0x1580 [ 5871.872211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5871.872211][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5871.872211][ T10] ipv6_add_addr+0x411/0x2000 [ 5871.872211][ T10] inet6_addr_add+0x30e/0xa40 [ 5871.872211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5871.872211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.872211][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.872211][ T10] netlink_unicast+0x449/0x710 [ 5871.872211][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.872211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.872211][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.872211][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.872211][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.872211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.872211][ T10] [ 5871.874447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5871.874447][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5871.874447][ T10] ipv6_find_idev+0x102/0x170 [ 5871.874447][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.874447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.874447][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.874447][ T10] netlink_unicast+0x449/0x710 [ 5871.874447][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.874447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.874447][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.874447][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.874447][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.874447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.874447][ T10] [ 5871.876172][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5871.876172][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5871.876172][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5871.876172][ T10] ipv6_find_idev+0x102/0x170 [ 5871.876172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5871.876172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5871.876172][ T10] netlink_rcv_skb+0x130/0x360 [ 5871.876172][ T10] netlink_unicast+0x449/0x710 [ 5871.876172][ T10] netlink_sendmsg+0x723/0xbe0 [ 5871.876172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5871.876172][ T10] ___sys_sendmsg+0xee/0x170 [ 5871.876172][ T10] __sys_sendmsg+0xcd/0x170 [ 5871.876172][ T10] do_syscall_64+0xc6/0x1e0 [ 5871.876172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5871.876172][ T10] [ 5881.934918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5881.935354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.935354][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5881.935354][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5881.935354][ T10] fib6_nh_init+0xa22/0x1580 [ 5881.935354][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.935354][ T10] ip6_route_add+0x1c/0x140 [ 5881.935354][ T10] inet6_rtm_newroute+0x104/0x110 [ 5881.935354][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.935354][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.935354][ T10] netlink_unicast+0x449/0x710 [ 5881.935354][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.935354][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.935354][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.935354][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.935354][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.935354][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.935354][ T10] [ 5881.937268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.937268][ T10] dst_init+0x84/0x4a0 [ 5881.937268][ T10] dst_alloc+0x97/0x150 [ 5881.937268][ T10] ip6_dst_alloc+0x23/0x90 [ 5881.937268][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5881.937268][ T10] ip6_pol_route+0x56f/0x840 [ 5881.937268][ T10] fib6_rule_lookup+0x456/0x630 [ 5881.937268][ T10] ip6_route_input+0x59c/0xa50 [ 5881.937268][ T10] ipv6_rcv+0x397/0x810 [ 5881.937268][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5881.937268][ T10] process_backlog+0x101/0x620 [ 5881.937268][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5881.937268][ T10] net_rx_action+0x495/0xbe0 [ 5881.937268][ T10] __do_softirq+0x1b5/0x7f6 [ 5881.937268][ T10] [ 5881.938939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.938939][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.938939][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.938939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.938939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5881.938939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5881.938939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5881.938939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5881.938939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5881.938939][ T10] addrconf_dad_begin+0x310/0x670 [ 5881.938939][ T10] addrconf_dad_work+0x10b/0xab0 [ 5881.938939][ T10] process_one_work+0x84d/0x18a0 [ 5881.938939][ T10] worker_thread+0x587/0xd30 [ 5881.938939][ T10] kthread+0x28a/0x350 [ 5881.938939][ T10] ret_from_fork+0x31/0x70 [ 5881.938939][ T10] ret_from_fork_asm+0x1a/0x30 [ 5881.938939][ T10] [ 5881.940862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.940862][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.940862][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.940862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.940862][ T10] ip6_route_add+0x1c/0x140 [ 5881.940862][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5881.940862][ T10] inet6_addr_add+0x4f8/0xa40 [ 5881.940862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.940862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.940862][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.940862][ T10] netlink_unicast+0x449/0x710 [ 5881.940862][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.940862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.940862][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.940862][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.940862][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.940862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.940862][ T10] [ 5881.942864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.942864][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.942864][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.942864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.942864][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5881.942864][ T10] ipv6_add_addr+0x411/0x2000 [ 5881.942864][ T10] inet6_addr_add+0x30e/0xa40 [ 5881.942864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.942864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.942864][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.942864][ T10] netlink_unicast+0x449/0x710 [ 5881.942864][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.942864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.942864][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.942864][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.942864][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.942864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.942864][ T10] [ 5881.944880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.944880][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.944880][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.944880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.944880][ T10] ip6_route_add+0x1c/0x140 [ 5881.944880][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5881.944880][ T10] addrconf_add_dev+0xe2/0x170 [ 5881.944880][ T10] inet6_addr_add+0x12f/0xa40 [ 5881.944880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.944880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.944880][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.944880][ T10] netlink_unicast+0x449/0x710 [ 5881.944880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.944880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.944880][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.944880][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.944880][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.944880][ T10] [ 5881.946847][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.946847][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5881.946847][ T10] ipv6_find_idev+0x102/0x170 [ 5881.946847][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.946847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.946847][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.946847][ T10] netlink_unicast+0x449/0x710 [ 5881.946847][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.946847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.946847][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.946847][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.946847][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.946847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.946847][ T10] [ 5881.948399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5881.948399][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5881.948399][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5881.948399][ T10] ipv6_find_idev+0x102/0x170 [ 5881.948399][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.948399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.948399][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.948399][ T10] netlink_unicast+0x449/0x710 [ 5881.948399][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.948399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.948399][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.948399][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.948399][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.948399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.948399][ T10] [ 5881.950088][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5881.950372][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5881.950372][ T10] dst_init+0x84/0x4a0 [ 5881.950372][ T10] dst_alloc+0x97/0x150 [ 5881.950372][ T10] ip6_dst_alloc+0x23/0x90 [ 5881.950372][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5881.950372][ T10] ip6_pol_route+0x56f/0x840 [ 5881.950372][ T10] fib6_rule_lookup+0x456/0x630 [ 5881.950372][ T10] ip6_route_input+0x59c/0xa50 [ 5881.950372][ T10] ipv6_rcv+0x397/0x810 [ 5881.950372][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5881.950372][ T10] process_backlog+0x101/0x620 [ 5881.950372][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5881.950372][ T10] net_rx_action+0x495/0xbe0 [ 5881.950372][ T10] __do_softirq+0x1b5/0x7f6 [ 5881.950372][ T10] [ 5881.952011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.952011][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5881.952011][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5881.952011][ T10] fib6_nh_init+0xa22/0x1580 [ 5881.952011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.952011][ T10] ip6_route_add+0x1c/0x140 [ 5881.952011][ T10] inet6_rtm_newroute+0x104/0x110 [ 5881.952011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.952011][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.952011][ T10] netlink_unicast+0x449/0x710 [ 5881.952011][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.952011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.952011][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.952011][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.952011][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.952011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.952011][ T10] [ 5881.953881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.953881][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.953881][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.953881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.953881][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5881.953881][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5881.953881][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5881.953881][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5881.953881][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5881.953881][ T10] addrconf_dad_begin+0x310/0x670 [ 5881.953881][ T10] addrconf_dad_work+0x10b/0xab0 [ 5881.953881][ T10] process_one_work+0x84d/0x18a0 [ 5881.953881][ T10] worker_thread+0x587/0xd30 [ 5881.953881][ T10] kthread+0x28a/0x350 [ 5881.953881][ T10] ret_from_fork+0x31/0x70 [ 5881.953881][ T10] ret_from_fork_asm+0x1a/0x30 [ 5881.953881][ T10] [ 5881.955790][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.955790][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.955790][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.955790][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.955790][ T10] ip6_route_add+0x1c/0x140 [ 5881.955790][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5881.955790][ T10] inet6_addr_add+0x4f8/0xa40 [ 5881.955790][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.955790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.955790][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.955790][ T10] netlink_unicast+0x449/0x710 [ 5881.955790][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.955790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.955790][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.955790][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.955790][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.955790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.955790][ T10] [ 5881.957782][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.957782][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.957782][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.957782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.957782][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5881.957782][ T10] ipv6_add_addr+0x411/0x2000 [ 5881.957782][ T10] inet6_addr_add+0x30e/0xa40 [ 5881.957782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.957782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.957782][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.957782][ T10] netlink_unicast+0x449/0x710 [ 5881.957782][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.957782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.957782][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.957782][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.957782][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.957782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.957782][ T10] [ 5881.959789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.959789][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.959789][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.959789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.959789][ T10] ip6_route_add+0x1c/0x140 [ 5881.959789][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5881.959789][ T10] addrconf_add_dev+0xe2/0x170 [ 5881.959789][ T10] inet6_addr_add+0x12f/0xa40 [ 5881.959789][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.959789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.959789][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.959789][ T10] netlink_unicast+0x449/0x710 [ 5881.959789][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.959789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.959789][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.959789][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.959789][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.959789][ T10] [ 5881.961931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.961931][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5881.961931][ T10] ipv6_find_idev+0x102/0x170 [ 5881.961931][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.961931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.961931][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.961931][ T10] netlink_unicast+0x449/0x710 [ 5881.961931][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.961931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.961931][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.961931][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.961931][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.961931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.961931][ T10] [ 5881.963670][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5881.963670][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5881.963670][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5881.963670][ T10] ipv6_find_idev+0x102/0x170 [ 5881.963670][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.963670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.963670][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.963670][ T10] netlink_unicast+0x449/0x710 [ 5881.963670][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.963670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.963670][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.963670][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.963670][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.963670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.963670][ T10] [ 5881.965606][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5881.965849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5881.965849][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.965849][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.965849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.965849][ T10] ip6_route_add+0x1c/0x140 [ 5881.965849][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5881.965849][ T10] inet6_addr_add+0x4f8/0xa40 [ 5881.965849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.965849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.965849][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.965849][ T10] netlink_unicast+0x449/0x710 [ 5881.965849][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.965849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.965849][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.965849][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.965849][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.965849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.965849][ T10] [ 5881.968103][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5881.968103][ T10] netdev_get_by_index+0x5e/0x80 [ 5881.968103][ T10] fib6_nh_init+0x3d8/0x1580 [ 5881.968103][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5881.968103][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5881.968103][ T10] ipv6_add_addr+0x411/0x2000 [ 5881.968103][ T10] inet6_addr_add+0x30e/0xa40 [ 5881.968103][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5881.968103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.968103][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.968103][ T10] netlink_unicast+0x449/0x710 [ 5881.968103][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.968103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.968103][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.968103][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.968103][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.968103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.968103][ T10] [ 5881.970339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5881.970339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5881.970339][ T10] ipv6_find_idev+0x102/0x170 [ 5881.970339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.970339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.970339][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.970339][ T10] netlink_unicast+0x449/0x710 [ 5881.970339][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.970339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.970339][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.970339][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.970339][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.970339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.970339][ T10] [ 5881.972121][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5881.972121][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5881.972121][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5881.972121][ T10] ipv6_find_idev+0x102/0x170 [ 5881.972121][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5881.972121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5881.972121][ T10] netlink_rcv_skb+0x130/0x360 [ 5881.972121][ T10] netlink_unicast+0x449/0x710 [ 5881.972121][ T10] netlink_sendmsg+0x723/0xbe0 [ 5881.972121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5881.972121][ T10] ___sys_sendmsg+0xee/0x170 [ 5881.972121][ T10] __sys_sendmsg+0xcd/0x170 [ 5881.972121][ T10] do_syscall_64+0xc6/0x1e0 [ 5881.972121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5881.972121][ T10] [ 5892.214917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5892.215366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.215366][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5892.215366][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5892.215366][ T10] fib6_nh_init+0xa22/0x1580 [ 5892.215366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.215366][ T10] ip6_route_add+0x1c/0x140 [ 5892.215366][ T10] inet6_rtm_newroute+0x104/0x110 [ 5892.215366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.215366][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.215366][ T10] netlink_unicast+0x449/0x710 [ 5892.215366][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.215366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.215366][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.215366][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.215366][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.215366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.215366][ T10] [ 5892.217266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.217266][ T10] dst_init+0x84/0x4a0 [ 5892.217266][ T10] dst_alloc+0x97/0x150 [ 5892.217266][ T10] ip6_dst_alloc+0x23/0x90 [ 5892.217266][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5892.217266][ T10] ip6_pol_route+0x56f/0x840 [ 5892.217266][ T10] fib6_rule_lookup+0x456/0x630 [ 5892.217266][ T10] ip6_route_input+0x59c/0xa50 [ 5892.217266][ T10] ipv6_rcv+0x397/0x810 [ 5892.217266][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5892.217266][ T10] process_backlog+0x101/0x620 [ 5892.217266][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5892.217266][ T10] net_rx_action+0x495/0xbe0 [ 5892.217266][ T10] __do_softirq+0x1b5/0x7f6 [ 5892.217266][ T10] [ 5892.218949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.218949][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.218949][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.218949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.218949][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5892.218949][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5892.218949][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5892.218949][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5892.218949][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5892.218949][ T10] addrconf_dad_begin+0x310/0x670 [ 5892.218949][ T10] addrconf_dad_work+0x10b/0xab0 [ 5892.218949][ T10] process_one_work+0x84d/0x18a0 [ 5892.218949][ T10] worker_thread+0x587/0xd30 [ 5892.218949][ T10] kthread+0x28a/0x350 [ 5892.218949][ T10] ret_from_fork+0x31/0x70 [ 5892.218949][ T10] ret_from_fork_asm+0x1a/0x30 [ 5892.218949][ T10] [ 5892.220854][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.220854][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.220854][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.220854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.220854][ T10] ip6_route_add+0x1c/0x140 [ 5892.220854][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5892.220854][ T10] inet6_addr_add+0x4f8/0xa40 [ 5892.220854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.220854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.220854][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.220854][ T10] netlink_unicast+0x449/0x710 [ 5892.220854][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.220854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.220854][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.220854][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.220854][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.220854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.220854][ T10] [ 5892.222853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.222853][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.222853][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.222853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.222853][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5892.222853][ T10] ipv6_add_addr+0x411/0x2000 [ 5892.222853][ T10] inet6_addr_add+0x30e/0xa40 [ 5892.222853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.222853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.222853][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.222853][ T10] netlink_unicast+0x449/0x710 [ 5892.222853][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.222853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.222853][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.222853][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.222853][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.222853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.222853][ T10] [ 5892.224842][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.224842][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.224842][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.224842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.224842][ T10] ip6_route_add+0x1c/0x140 [ 5892.224842][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5892.224842][ T10] addrconf_add_dev+0xe2/0x170 [ 5892.224842][ T10] inet6_addr_add+0x12f/0xa40 [ 5892.224842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.224842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.224842][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.224842][ T10] netlink_unicast+0x449/0x710 [ 5892.224842][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.224842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.224842][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.224842][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.224842][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.224842][ T10] [ 5892.226826][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.226826][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5892.226826][ T10] ipv6_find_idev+0x102/0x170 [ 5892.226826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.226826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.226826][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.226826][ T10] netlink_unicast+0x449/0x710 [ 5892.226826][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.226826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.226826][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.226826][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.226826][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.226826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.226826][ T10] [ 5892.228367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5892.228367][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5892.228367][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5892.228367][ T10] ipv6_find_idev+0x102/0x170 [ 5892.228367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.228367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.228367][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.228367][ T10] netlink_unicast+0x449/0x710 [ 5892.228367][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.228367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.228367][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.228367][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.228367][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.228367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.228367][ T10] [ 5892.230051][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5892.230339][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5892.230339][ T10] dst_init+0x84/0x4a0 [ 5892.230339][ T10] dst_alloc+0x97/0x150 [ 5892.230339][ T10] ip6_dst_alloc+0x23/0x90 [ 5892.230339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5892.230339][ T10] ip6_pol_route+0x56f/0x840 [ 5892.230339][ T10] fib6_rule_lookup+0x456/0x630 [ 5892.230339][ T10] ip6_route_input+0x59c/0xa50 [ 5892.230339][ T10] ipv6_rcv+0x397/0x810 [ 5892.230339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5892.230339][ T10] process_backlog+0x101/0x620 [ 5892.230339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5892.230339][ T10] net_rx_action+0x495/0xbe0 [ 5892.230339][ T10] __do_softirq+0x1b5/0x7f6 [ 5892.230339][ T10] [ 5892.231978][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.231978][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5892.231978][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5892.231978][ T10] fib6_nh_init+0xa22/0x1580 [ 5892.231978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.231978][ T10] ip6_route_add+0x1c/0x140 [ 5892.231978][ T10] inet6_rtm_newroute+0x104/0x110 [ 5892.231978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.231978][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.231978][ T10] netlink_unicast+0x449/0x710 [ 5892.231978][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.231978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.231978][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.231978][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.231978][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.231978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.231978][ T10] [ 5892.233864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.233864][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.233864][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.233864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.233864][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5892.233864][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5892.233864][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5892.233864][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5892.233864][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5892.233864][ T10] addrconf_dad_begin+0x310/0x670 [ 5892.233864][ T10] addrconf_dad_work+0x10b/0xab0 [ 5892.233864][ T10] process_one_work+0x84d/0x18a0 [ 5892.233864][ T10] worker_thread+0x587/0xd30 [ 5892.233864][ T10] kthread+0x28a/0x350 [ 5892.233864][ T10] ret_from_fork+0x31/0x70 [ 5892.233864][ T10] ret_from_fork_asm+0x1a/0x30 [ 5892.233864][ T10] [ 5892.235766][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.235766][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.235766][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.235766][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.235766][ T10] ip6_route_add+0x1c/0x140 [ 5892.235766][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5892.235766][ T10] inet6_addr_add+0x4f8/0xa40 [ 5892.235766][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.235766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.235766][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.235766][ T10] netlink_unicast+0x449/0x710 [ 5892.235766][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.235766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.235766][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.235766][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.235766][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.235766][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.235766][ T10] [ 5892.237756][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.237756][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.237756][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.237756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.237756][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5892.237756][ T10] ipv6_add_addr+0x411/0x2000 [ 5892.237756][ T10] inet6_addr_add+0x30e/0xa40 [ 5892.237756][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.237756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.237756][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.237756][ T10] netlink_unicast+0x449/0x710 [ 5892.237756][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.237756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.237756][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.237756][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.237756][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.237756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.237756][ T10] [ 5892.239779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.239779][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.239779][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.239779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.239779][ T10] ip6_route_add+0x1c/0x140 [ 5892.239779][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5892.239779][ T10] addrconf_add_dev+0xe2/0x170 [ 5892.239779][ T10] inet6_addr_add+0x12f/0xa40 [ 5892.239779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.239779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.239779][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.239779][ T10] netlink_unicast+0x449/0x710 [ 5892.239779][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.239779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.239779][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.239779][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.239779][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.239779][ T10] [ 5892.241929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.241929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5892.241929][ T10] ipv6_find_idev+0x102/0x170 [ 5892.241929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.241929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.241929][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.241929][ T10] netlink_unicast+0x449/0x710 [ 5892.241929][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.241929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.241929][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.241929][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.241929][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.241929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.241929][ T10] [ 5892.244110][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5892.244110][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5892.244110][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5892.244110][ T10] ipv6_find_idev+0x102/0x170 [ 5892.244110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.244110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.244110][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.244110][ T10] netlink_unicast+0x449/0x710 [ 5892.244110][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.244110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.244110][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.244110][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.244110][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.244110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.244110][ T10] [ 5892.246104][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5892.246347][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5892.246347][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.246347][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.246347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.246347][ T10] ip6_route_add+0x1c/0x140 [ 5892.246347][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5892.246347][ T10] inet6_addr_add+0x4f8/0xa40 [ 5892.246347][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.246347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.246347][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.246347][ T10] netlink_unicast+0x449/0x710 [ 5892.246347][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.246347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.246347][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.246347][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.246347][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.246347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.246347][ T10] [ 5892.248591][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5892.248591][ T10] netdev_get_by_index+0x5e/0x80 [ 5892.248591][ T10] fib6_nh_init+0x3d8/0x1580 [ 5892.248591][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5892.248591][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5892.248591][ T10] ipv6_add_addr+0x411/0x2000 [ 5892.248591][ T10] inet6_addr_add+0x30e/0xa40 [ 5892.248591][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5892.248591][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.248591][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.248591][ T10] netlink_unicast+0x449/0x710 [ 5892.248591][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.248591][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.248591][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.248591][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.248591][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.248591][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.248591][ T10] [ 5892.250839][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5892.250839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5892.250839][ T10] ipv6_find_idev+0x102/0x170 [ 5892.250839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.250839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.250839][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.250839][ T10] netlink_unicast+0x449/0x710 [ 5892.250839][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.250839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.250839][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.250839][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.250839][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.250839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.250839][ T10] [ 5892.252567][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5892.252567][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5892.252567][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5892.252567][ T10] ipv6_find_idev+0x102/0x170 [ 5892.252567][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5892.252567][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5892.252567][ T10] netlink_rcv_skb+0x130/0x360 [ 5892.252567][ T10] netlink_unicast+0x449/0x710 [ 5892.252567][ T10] netlink_sendmsg+0x723/0xbe0 [ 5892.252567][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5892.252567][ T10] ___sys_sendmsg+0xee/0x170 [ 5892.252567][ T10] __sys_sendmsg+0xcd/0x170 [ 5892.252567][ T10] do_syscall_64+0xc6/0x1e0 [ 5892.252567][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5892.252567][ T10] [ 5902.494914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5902.495372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.495372][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5902.495372][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5902.495372][ T10] fib6_nh_init+0xa22/0x1580 [ 5902.495372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.495372][ T10] ip6_route_add+0x1c/0x140 [ 5902.495372][ T10] inet6_rtm_newroute+0x104/0x110 [ 5902.495372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.495372][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.495372][ T10] netlink_unicast+0x449/0x710 [ 5902.495372][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.495372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.495372][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.495372][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.495372][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.495372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.495372][ T10] [ 5902.497268][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.497268][ T10] dst_init+0x84/0x4a0 [ 5902.497268][ T10] dst_alloc+0x97/0x150 [ 5902.497268][ T10] ip6_dst_alloc+0x23/0x90 [ 5902.497268][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5902.497268][ T10] ip6_pol_route+0x56f/0x840 [ 5902.497268][ T10] fib6_rule_lookup+0x456/0x630 [ 5902.497268][ T10] ip6_route_input+0x59c/0xa50 [ 5902.497268][ T10] ipv6_rcv+0x397/0x810 [ 5902.497268][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5902.497268][ T10] process_backlog+0x101/0x620 [ 5902.497268][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5902.497268][ T10] net_rx_action+0x495/0xbe0 [ 5902.497268][ T10] __do_softirq+0x1b5/0x7f6 [ 5902.497268][ T10] [ 5902.498928][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.498928][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.498928][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.498928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.498928][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5902.498928][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5902.498928][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5902.498928][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5902.498928][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5902.498928][ T10] addrconf_dad_begin+0x310/0x670 [ 5902.498928][ T10] addrconf_dad_work+0x10b/0xab0 [ 5902.498928][ T10] process_one_work+0x84d/0x18a0 [ 5902.498928][ T10] worker_thread+0x587/0xd30 [ 5902.498928][ T10] kthread+0x28a/0x350 [ 5902.498928][ T10] ret_from_fork+0x31/0x70 [ 5902.498928][ T10] ret_from_fork_asm+0x1a/0x30 [ 5902.498928][ T10] [ 5902.500843][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.500843][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.500843][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.500843][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.500843][ T10] ip6_route_add+0x1c/0x140 [ 5902.500843][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5902.500843][ T10] inet6_addr_add+0x4f8/0xa40 [ 5902.500843][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.500843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.500843][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.500843][ T10] netlink_unicast+0x449/0x710 [ 5902.500843][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.500843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.500843][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.500843][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.500843][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.500843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.500843][ T10] [ 5902.502844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.502844][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.502844][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.502844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.502844][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5902.502844][ T10] ipv6_add_addr+0x411/0x2000 [ 5902.502844][ T10] inet6_addr_add+0x30e/0xa40 [ 5902.502844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.502844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.502844][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.502844][ T10] netlink_unicast+0x449/0x710 [ 5902.502844][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.502844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.502844][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.502844][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.502844][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.502844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.502844][ T10] [ 5902.504848][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.504848][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.504848][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.504848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.504848][ T10] ip6_route_add+0x1c/0x140 [ 5902.504848][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5902.504848][ T10] addrconf_add_dev+0xe2/0x170 [ 5902.504848][ T10] inet6_addr_add+0x12f/0xa40 [ 5902.504848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.504848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.504848][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.504848][ T10] netlink_unicast+0x449/0x710 [ 5902.504848][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.504848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.504848][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.504848][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.504848][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.504848][ T10] [ 5902.506811][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.506811][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5902.506811][ T10] ipv6_find_idev+0x102/0x170 [ 5902.506811][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.506811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.506811][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.506811][ T10] netlink_unicast+0x449/0x710 [ 5902.506811][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.506811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.506811][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.506811][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.506811][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.506811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.506811][ T10] [ 5902.508366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5902.508366][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5902.508366][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5902.508366][ T10] ipv6_find_idev+0x102/0x170 [ 5902.508366][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.508366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.508366][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.508366][ T10] netlink_unicast+0x449/0x710 [ 5902.508366][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.508366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.508366][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.508366][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.508366][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.508366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.508366][ T10] [ 5902.510079][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5902.510351][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5902.510351][ T10] dst_init+0x84/0x4a0 [ 5902.510351][ T10] dst_alloc+0x97/0x150 [ 5902.510351][ T10] ip6_dst_alloc+0x23/0x90 [ 5902.510351][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5902.510351][ T10] ip6_pol_route+0x56f/0x840 [ 5902.510351][ T10] fib6_rule_lookup+0x456/0x630 [ 5902.510351][ T10] ip6_route_input+0x59c/0xa50 [ 5902.510351][ T10] ipv6_rcv+0x397/0x810 [ 5902.510351][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5902.510351][ T10] process_backlog+0x101/0x620 [ 5902.510351][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5902.510351][ T10] net_rx_action+0x495/0xbe0 [ 5902.510351][ T10] __do_softirq+0x1b5/0x7f6 [ 5902.510351][ T10] [ 5902.511986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.511986][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5902.511986][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5902.511986][ T10] fib6_nh_init+0xa22/0x1580 [ 5902.511986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.511986][ T10] ip6_route_add+0x1c/0x140 [ 5902.511986][ T10] inet6_rtm_newroute+0x104/0x110 [ 5902.511986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.511986][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.511986][ T10] netlink_unicast+0x449/0x710 [ 5902.511986][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.511986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.511986][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.511986][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.511986][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.511986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.511986][ T10] [ 5902.513876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.513876][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.513876][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.513876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.513876][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5902.513876][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5902.513876][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5902.513876][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5902.513876][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5902.513876][ T10] addrconf_dad_begin+0x310/0x670 [ 5902.513876][ T10] addrconf_dad_work+0x10b/0xab0 [ 5902.513876][ T10] process_one_work+0x84d/0x18a0 [ 5902.513876][ T10] worker_thread+0x587/0xd30 [ 5902.513876][ T10] kthread+0x28a/0x350 [ 5902.513876][ T10] ret_from_fork+0x31/0x70 [ 5902.513876][ T10] ret_from_fork_asm+0x1a/0x30 [ 5902.513876][ T10] [ 5902.515775][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.515775][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.515775][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.515775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.515775][ T10] ip6_route_add+0x1c/0x140 [ 5902.515775][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5902.515775][ T10] inet6_addr_add+0x4f8/0xa40 [ 5902.515775][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.515775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.515775][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.515775][ T10] netlink_unicast+0x449/0x710 [ 5902.515775][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.515775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.515775][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.515775][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.515775][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.515775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.515775][ T10] [ 5902.517775][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.517775][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.517775][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.517775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.517775][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5902.517775][ T10] ipv6_add_addr+0x411/0x2000 [ 5902.517775][ T10] inet6_addr_add+0x30e/0xa40 [ 5902.517775][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.517775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.517775][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.517775][ T10] netlink_unicast+0x449/0x710 [ 5902.517775][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.517775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.517775][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.517775][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.517775][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.517775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.517775][ T10] [ 5902.519788][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.519788][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.519788][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.519788][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.519788][ T10] ip6_route_add+0x1c/0x140 [ 5902.519788][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5902.519788][ T10] addrconf_add_dev+0xe2/0x170 [ 5902.519788][ T10] inet6_addr_add+0x12f/0xa40 [ 5902.519788][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.519788][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.519788][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.519788][ T10] netlink_unicast+0x449/0x710 [ 5902.519788][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.519788][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.519788][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.519788][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.519788][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.519788][ T10] [ 5902.521932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.521932][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5902.521932][ T10] ipv6_find_idev+0x102/0x170 [ 5902.521932][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.521932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.521932][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.521932][ T10] netlink_unicast+0x449/0x710 [ 5902.521932][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.521932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.521932][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.521932][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.521932][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.521932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.521932][ T10] [ 5902.523648][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5902.523648][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5902.523648][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5902.523648][ T10] ipv6_find_idev+0x102/0x170 [ 5902.523648][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.523648][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.523648][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.523648][ T10] netlink_unicast+0x449/0x710 [ 5902.523648][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.523648][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.523648][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.523648][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.523648][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.523648][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.523648][ T10] [ 5902.525577][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5902.525821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5902.525821][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.525821][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.525821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.525821][ T10] ip6_route_add+0x1c/0x140 [ 5902.525821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5902.525821][ T10] inet6_addr_add+0x4f8/0xa40 [ 5902.525821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.525821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.525821][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.525821][ T10] netlink_unicast+0x449/0x710 [ 5902.525821][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.525821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.525821][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.525821][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.525821][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.525821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.525821][ T10] [ 5902.528065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5902.528065][ T10] netdev_get_by_index+0x5e/0x80 [ 5902.528065][ T10] fib6_nh_init+0x3d8/0x1580 [ 5902.528065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5902.528065][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5902.528065][ T10] ipv6_add_addr+0x411/0x2000 [ 5902.528065][ T10] inet6_addr_add+0x30e/0xa40 [ 5902.528065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5902.528065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.528065][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.528065][ T10] netlink_unicast+0x449/0x710 [ 5902.528065][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.528065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.528065][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.528065][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.528065][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.528065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.528065][ T10] [ 5902.530314][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5902.530314][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5902.530314][ T10] ipv6_find_idev+0x102/0x170 [ 5902.530314][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.530314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.530314][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.530314][ T10] netlink_unicast+0x449/0x710 [ 5902.530314][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.530314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.530314][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.530314][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.530314][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.530314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.530314][ T10] [ 5902.532102][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5902.532102][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5902.532102][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5902.532102][ T10] ipv6_find_idev+0x102/0x170 [ 5902.532102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5902.532102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5902.532102][ T10] netlink_rcv_skb+0x130/0x360 [ 5902.532102][ T10] netlink_unicast+0x449/0x710 [ 5902.532102][ T10] netlink_sendmsg+0x723/0xbe0 [ 5902.532102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5902.532102][ T10] ___sys_sendmsg+0xee/0x170 [ 5902.532102][ T10] __sys_sendmsg+0xcd/0x170 [ 5902.532102][ T10] do_syscall_64+0xc6/0x1e0 [ 5902.532102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5902.532102][ T10] [ 5912.774915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5912.775297][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.775297][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5912.775297][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5912.775297][ T10] fib6_nh_init+0xa22/0x1580 [ 5912.775297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.775297][ T10] ip6_route_add+0x1c/0x140 [ 5912.775297][ T10] inet6_rtm_newroute+0x104/0x110 [ 5912.775297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.775297][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.775297][ T10] netlink_unicast+0x449/0x710 [ 5912.775297][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.775297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.775297][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.775297][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.775297][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.775297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.775297][ T10] [ 5912.777192][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.777192][ T10] dst_init+0x84/0x4a0 [ 5912.777192][ T10] dst_alloc+0x97/0x150 [ 5912.777192][ T10] ip6_dst_alloc+0x23/0x90 [ 5912.777192][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5912.777192][ T10] ip6_pol_route+0x56f/0x840 [ 5912.777192][ T10] fib6_rule_lookup+0x456/0x630 [ 5912.777192][ T10] ip6_route_input+0x59c/0xa50 [ 5912.777192][ T10] ipv6_rcv+0x397/0x810 [ 5912.777192][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5912.777192][ T10] process_backlog+0x101/0x620 [ 5912.777192][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5912.777192][ T10] net_rx_action+0x495/0xbe0 [ 5912.777192][ T10] __do_softirq+0x1b5/0x7f6 [ 5912.777192][ T10] [ 5912.778864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.778864][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.778864][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.778864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.778864][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5912.778864][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5912.778864][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5912.778864][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5912.778864][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5912.778864][ T10] addrconf_dad_begin+0x310/0x670 [ 5912.778864][ T10] addrconf_dad_work+0x10b/0xab0 [ 5912.778864][ T10] process_one_work+0x84d/0x18a0 [ 5912.778864][ T10] worker_thread+0x587/0xd30 [ 5912.778864][ T10] kthread+0x28a/0x350 [ 5912.778864][ T10] ret_from_fork+0x31/0x70 [ 5912.778864][ T10] ret_from_fork_asm+0x1a/0x30 [ 5912.778864][ T10] [ 5912.780788][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.780788][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.780788][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.780788][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.780788][ T10] ip6_route_add+0x1c/0x140 [ 5912.780788][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5912.780788][ T10] inet6_addr_add+0x4f8/0xa40 [ 5912.780788][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.780788][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.780788][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.780788][ T10] netlink_unicast+0x449/0x710 [ 5912.780788][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.780788][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.780788][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.780788][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.780788][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.780788][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.780788][ T10] [ 5912.782809][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.782809][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.782809][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.782809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.782809][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5912.782809][ T10] ipv6_add_addr+0x411/0x2000 [ 5912.782809][ T10] inet6_addr_add+0x30e/0xa40 [ 5912.782809][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.782809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.782809][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.782809][ T10] netlink_unicast+0x449/0x710 [ 5912.782809][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.782809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.782809][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.782809][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.782809][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.782809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.782809][ T10] [ 5912.784831][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.784831][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.784831][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.784831][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.784831][ T10] ip6_route_add+0x1c/0x140 [ 5912.784831][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5912.784831][ T10] addrconf_add_dev+0xe2/0x170 [ 5912.784831][ T10] inet6_addr_add+0x12f/0xa40 [ 5912.784831][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.784831][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.784831][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.784831][ T10] netlink_unicast+0x449/0x710 [ 5912.784831][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.784831][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.784831][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.784831][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.784831][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.784831][ T10] [ 5912.786801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.786801][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5912.786801][ T10] ipv6_find_idev+0x102/0x170 [ 5912.786801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.786801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.786801][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.786801][ T10] netlink_unicast+0x449/0x710 [ 5912.786801][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.786801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.786801][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.786801][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.786801][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.786801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.786801][ T10] [ 5912.788363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5912.788363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5912.788363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5912.788363][ T10] ipv6_find_idev+0x102/0x170 [ 5912.788363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.788363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.788363][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.788363][ T10] netlink_unicast+0x449/0x710 [ 5912.788363][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.788363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.788363][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.788363][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.788363][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.788363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.788363][ T10] [ 5912.790060][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5912.790337][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5912.790337][ T10] dst_init+0x84/0x4a0 [ 5912.790337][ T10] dst_alloc+0x97/0x150 [ 5912.790337][ T10] ip6_dst_alloc+0x23/0x90 [ 5912.790337][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5912.790337][ T10] ip6_pol_route+0x56f/0x840 [ 5912.790337][ T10] fib6_rule_lookup+0x456/0x630 [ 5912.790337][ T10] ip6_route_input+0x59c/0xa50 [ 5912.790337][ T10] ipv6_rcv+0x397/0x810 [ 5912.790337][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5912.790337][ T10] process_backlog+0x101/0x620 [ 5912.790337][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5912.790337][ T10] net_rx_action+0x495/0xbe0 [ 5912.790337][ T10] __do_softirq+0x1b5/0x7f6 [ 5912.790337][ T10] [ 5912.791982][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.791982][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5912.791982][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5912.791982][ T10] fib6_nh_init+0xa22/0x1580 [ 5912.791982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.791982][ T10] ip6_route_add+0x1c/0x140 [ 5912.791982][ T10] inet6_rtm_newroute+0x104/0x110 [ 5912.791982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.791982][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.791982][ T10] netlink_unicast+0x449/0x710 [ 5912.791982][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.791982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.791982][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.791982][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.791982][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.791982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.791982][ T10] [ 5912.793876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.793876][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.793876][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.793876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.793876][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5912.793876][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5912.793876][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5912.793876][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5912.793876][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5912.793876][ T10] addrconf_dad_begin+0x310/0x670 [ 5912.793876][ T10] addrconf_dad_work+0x10b/0xab0 [ 5912.793876][ T10] process_one_work+0x84d/0x18a0 [ 5912.793876][ T10] worker_thread+0x587/0xd30 [ 5912.793876][ T10] kthread+0x28a/0x350 [ 5912.793876][ T10] ret_from_fork+0x31/0x70 [ 5912.793876][ T10] ret_from_fork_asm+0x1a/0x30 [ 5912.793876][ T10] [ 5912.795786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.795786][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.795786][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.795786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.795786][ T10] ip6_route_add+0x1c/0x140 [ 5912.795786][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5912.795786][ T10] inet6_addr_add+0x4f8/0xa40 [ 5912.795786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.795786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.795786][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.795786][ T10] netlink_unicast+0x449/0x710 [ 5912.795786][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.795786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.795786][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.795786][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.795786][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.795786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.795786][ T10] [ 5912.797795][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.797795][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.797795][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.797795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.797795][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5912.797795][ T10] ipv6_add_addr+0x411/0x2000 [ 5912.797795][ T10] inet6_addr_add+0x30e/0xa40 [ 5912.797795][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.797795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.797795][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.797795][ T10] netlink_unicast+0x449/0x710 [ 5912.797795][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.797795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.797795][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.797795][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.797795][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.797795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.797795][ T10] [ 5912.799837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.799837][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.799837][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.799837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.799837][ T10] ip6_route_add+0x1c/0x140 [ 5912.799837][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5912.799837][ T10] addrconf_add_dev+0xe2/0x170 [ 5912.799837][ T10] inet6_addr_add+0x12f/0xa40 [ 5912.799837][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.799837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.799837][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.799837][ T10] netlink_unicast+0x449/0x710 [ 5912.799837][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.799837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.799837][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.799837][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.799837][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.799837][ T10] [ 5912.801986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.801986][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5912.801986][ T10] ipv6_find_idev+0x102/0x170 [ 5912.801986][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.801986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.801986][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.801986][ T10] netlink_unicast+0x449/0x710 [ 5912.801986][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.801986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.801986][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.801986][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.801986][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.801986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.801986][ T10] [ 5912.803653][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5912.803653][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5912.803653][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5912.803653][ T10] ipv6_find_idev+0x102/0x170 [ 5912.803653][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.803653][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.803653][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.803653][ T10] netlink_unicast+0x449/0x710 [ 5912.803653][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.803653][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.803653][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.803653][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.803653][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.803653][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.803653][ T10] [ 5912.805657][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5912.805913][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5912.805913][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.805913][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.805913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.805913][ T10] ip6_route_add+0x1c/0x140 [ 5912.805913][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5912.805913][ T10] inet6_addr_add+0x4f8/0xa40 [ 5912.805913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.805913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.805913][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.805913][ T10] netlink_unicast+0x449/0x710 [ 5912.805913][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.805913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.805913][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.805913][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.805913][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.805913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.805913][ T10] [ 5912.808185][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5912.808185][ T10] netdev_get_by_index+0x5e/0x80 [ 5912.808185][ T10] fib6_nh_init+0x3d8/0x1580 [ 5912.808185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5912.808185][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5912.808185][ T10] ipv6_add_addr+0x411/0x2000 [ 5912.808185][ T10] inet6_addr_add+0x30e/0xa40 [ 5912.808185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5912.808185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.808185][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.808185][ T10] netlink_unicast+0x449/0x710 [ 5912.808185][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.808185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.808185][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.808185][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.808185][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.808185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.808185][ T10] [ 5912.810443][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5912.810443][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5912.810443][ T10] ipv6_find_idev+0x102/0x170 [ 5912.810443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.810443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.810443][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.810443][ T10] netlink_unicast+0x449/0x710 [ 5912.810443][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.810443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.810443][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.810443][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.810443][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.810443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.810443][ T10] [ 5912.812170][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5912.812170][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5912.812170][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5912.812170][ T10] ipv6_find_idev+0x102/0x170 [ 5912.812170][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5912.812170][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5912.812170][ T10] netlink_rcv_skb+0x130/0x360 [ 5912.812170][ T10] netlink_unicast+0x449/0x710 [ 5912.812170][ T10] netlink_sendmsg+0x723/0xbe0 [ 5912.812170][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5912.812170][ T10] ___sys_sendmsg+0xee/0x170 [ 5912.812170][ T10] __sys_sendmsg+0xcd/0x170 [ 5912.812170][ T10] do_syscall_64+0xc6/0x1e0 [ 5912.812170][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5912.812170][ T10] [ 5922.862906][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5922.863292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.863292][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5922.863292][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5922.863292][ T10] fib6_nh_init+0xa22/0x1580 [ 5922.863292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.863292][ T10] ip6_route_add+0x1c/0x140 [ 5922.863292][ T10] inet6_rtm_newroute+0x104/0x110 [ 5922.863292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.863292][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.863292][ T10] netlink_unicast+0x449/0x710 [ 5922.863292][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.863292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.863292][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.863292][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.863292][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.863292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.863292][ T10] [ 5922.865194][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.865194][ T10] dst_init+0x84/0x4a0 [ 5922.865194][ T10] dst_alloc+0x97/0x150 [ 5922.865194][ T10] ip6_dst_alloc+0x23/0x90 [ 5922.865194][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5922.865194][ T10] ip6_pol_route+0x56f/0x840 [ 5922.865194][ T10] fib6_rule_lookup+0x456/0x630 [ 5922.865194][ T10] ip6_route_input+0x59c/0xa50 [ 5922.865194][ T10] ipv6_rcv+0x397/0x810 [ 5922.865194][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5922.865194][ T10] process_backlog+0x101/0x620 [ 5922.865194][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5922.865194][ T10] net_rx_action+0x495/0xbe0 [ 5922.865194][ T10] __do_softirq+0x1b5/0x7f6 [ 5922.865194][ T10] [ 5922.866851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.866851][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.866851][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.866851][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.866851][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5922.866851][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5922.866851][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5922.866851][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5922.866851][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5922.866851][ T10] addrconf_dad_begin+0x310/0x670 [ 5922.866851][ T10] addrconf_dad_work+0x10b/0xab0 [ 5922.866851][ T10] process_one_work+0x84d/0x18a0 [ 5922.866851][ T10] worker_thread+0x587/0xd30 [ 5922.866851][ T10] kthread+0x28a/0x350 [ 5922.866851][ T10] ret_from_fork+0x31/0x70 [ 5922.866851][ T10] ret_from_fork_asm+0x1a/0x30 [ 5922.866851][ T10] [ 5922.868786][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.868786][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.868786][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.868786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.868786][ T10] ip6_route_add+0x1c/0x140 [ 5922.868786][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5922.868786][ T10] inet6_addr_add+0x4f8/0xa40 [ 5922.868786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.868786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.868786][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.868786][ T10] netlink_unicast+0x449/0x710 [ 5922.868786][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.868786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.868786][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.868786][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.868786][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.868786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.868786][ T10] [ 5922.870782][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.870782][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.870782][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.870782][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.870782][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5922.870782][ T10] ipv6_add_addr+0x411/0x2000 [ 5922.870782][ T10] inet6_addr_add+0x30e/0xa40 [ 5922.870782][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.870782][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.870782][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.870782][ T10] netlink_unicast+0x449/0x710 [ 5922.870782][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.870782][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.870782][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.870782][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.870782][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.870782][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.870782][ T10] [ 5922.872780][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.872780][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.872780][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.872780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.872780][ T10] ip6_route_add+0x1c/0x140 [ 5922.872780][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5922.872780][ T10] addrconf_add_dev+0xe2/0x170 [ 5922.872780][ T10] inet6_addr_add+0x12f/0xa40 [ 5922.872780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.872780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.872780][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.872780][ T10] netlink_unicast+0x449/0x710 [ 5922.872780][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.872780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.872780][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.872780][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.872780][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.872780][ T10] [ 5922.874751][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.874751][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5922.874751][ T10] ipv6_find_idev+0x102/0x170 [ 5922.874751][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.874751][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.874751][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.874751][ T10] netlink_unicast+0x449/0x710 [ 5922.874751][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.874751][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.874751][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.874751][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.874751][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.874751][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.874751][ T10] [ 5922.876294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5922.876294][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5922.876294][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5922.876294][ T10] ipv6_find_idev+0x102/0x170 [ 5922.876294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.876294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.876294][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.876294][ T10] netlink_unicast+0x449/0x710 [ 5922.876294][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.876294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.876294][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.876294][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.876294][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.876294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.876294][ T10] [ 5922.877982][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5922.878269][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5922.878269][ T10] dst_init+0x84/0x4a0 [ 5922.878269][ T10] dst_alloc+0x97/0x150 [ 5922.878269][ T10] ip6_dst_alloc+0x23/0x90 [ 5922.878269][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5922.878269][ T10] ip6_pol_route+0x56f/0x840 [ 5922.878269][ T10] fib6_rule_lookup+0x456/0x630 [ 5922.878269][ T10] ip6_route_input+0x59c/0xa50 [ 5922.878269][ T10] ipv6_rcv+0x397/0x810 [ 5922.878269][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5922.878269][ T10] process_backlog+0x101/0x620 [ 5922.878269][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5922.878269][ T10] net_rx_action+0x495/0xbe0 [ 5922.878269][ T10] __do_softirq+0x1b5/0x7f6 [ 5922.878269][ T10] [ 5922.879928][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.879928][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5922.879928][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5922.879928][ T10] fib6_nh_init+0xa22/0x1580 [ 5922.879928][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.879928][ T10] ip6_route_add+0x1c/0x140 [ 5922.879928][ T10] inet6_rtm_newroute+0x104/0x110 [ 5922.879928][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.879928][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.879928][ T10] netlink_unicast+0x449/0x710 [ 5922.879928][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.879928][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.879928][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.879928][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.879928][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.879928][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.879928][ T10] [ 5922.881829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.881829][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.881829][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.881829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.881829][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5922.881829][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5922.881829][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5922.881829][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5922.881829][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5922.881829][ T10] addrconf_dad_begin+0x310/0x670 [ 5922.881829][ T10] addrconf_dad_work+0x10b/0xab0 [ 5922.881829][ T10] process_one_work+0x84d/0x18a0 [ 5922.881829][ T10] worker_thread+0x587/0xd30 [ 5922.881829][ T10] kthread+0x28a/0x350 [ 5922.881829][ T10] ret_from_fork+0x31/0x70 [ 5922.881829][ T10] ret_from_fork_asm+0x1a/0x30 [ 5922.881829][ T10] [ 5922.883743][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.883743][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.883743][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.883743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.883743][ T10] ip6_route_add+0x1c/0x140 [ 5922.883743][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5922.883743][ T10] inet6_addr_add+0x4f8/0xa40 [ 5922.883743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.883743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.883743][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.883743][ T10] netlink_unicast+0x449/0x710 [ 5922.883743][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.883743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.883743][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.883743][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.883743][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.883743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.883743][ T10] [ 5922.885736][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.885736][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.885736][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.885736][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.885736][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5922.885736][ T10] ipv6_add_addr+0x411/0x2000 [ 5922.885736][ T10] inet6_addr_add+0x30e/0xa40 [ 5922.885736][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.885736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.885736][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.885736][ T10] netlink_unicast+0x449/0x710 [ 5922.885736][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.885736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.885736][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.885736][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.885736][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.885736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.885736][ T10] [ 5922.887738][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.887738][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.887738][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.887738][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.887738][ T10] ip6_route_add+0x1c/0x140 [ 5922.887738][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5922.887738][ T10] addrconf_add_dev+0xe2/0x170 [ 5922.887738][ T10] inet6_addr_add+0x12f/0xa40 [ 5922.887738][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.887738][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.887738][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.887738][ T10] netlink_unicast+0x449/0x710 [ 5922.887738][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.887738][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.887738][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.887738][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.887738][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.887738][ T10] [ 5922.889885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.889885][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5922.889885][ T10] ipv6_find_idev+0x102/0x170 [ 5922.889885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.889885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.889885][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.889885][ T10] netlink_unicast+0x449/0x710 [ 5922.889885][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.889885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.889885][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.889885][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.889885][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.889885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.889885][ T10] [ 5922.891599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5922.891599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5922.891599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5922.891599][ T10] ipv6_find_idev+0x102/0x170 [ 5922.891599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.891599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.891599][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.891599][ T10] netlink_unicast+0x449/0x710 [ 5922.891599][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.891599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.891599][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.891599][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.891599][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.891599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.891599][ T10] [ 5922.893538][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5922.893778][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5922.893778][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.893778][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.893778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.893778][ T10] ip6_route_add+0x1c/0x140 [ 5922.893778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5922.893778][ T10] inet6_addr_add+0x4f8/0xa40 [ 5922.893778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.893778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.893778][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.893778][ T10] netlink_unicast+0x449/0x710 [ 5922.893778][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.893778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.893778][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.893778][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.893778][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.893778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.893778][ T10] [ 5922.896029][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5922.896029][ T10] netdev_get_by_index+0x5e/0x80 [ 5922.896029][ T10] fib6_nh_init+0x3d8/0x1580 [ 5922.896029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5922.896029][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5922.896029][ T10] ipv6_add_addr+0x411/0x2000 [ 5922.896029][ T10] inet6_addr_add+0x30e/0xa40 [ 5922.896029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5922.896029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.896029][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.896029][ T10] netlink_unicast+0x449/0x710 [ 5922.896029][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.896029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.896029][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.896029][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.896029][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.896029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.896029][ T10] [ 5922.898267][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5922.898267][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5922.898267][ T10] ipv6_find_idev+0x102/0x170 [ 5922.898267][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.898267][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.898267][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.898267][ T10] netlink_unicast+0x449/0x710 [ 5922.898267][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.898267][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.898267][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.898267][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.898267][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.898267][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.898267][ T10] [ 5922.900050][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5922.900050][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5922.900050][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5922.900050][ T10] ipv6_find_idev+0x102/0x170 [ 5922.900050][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5922.900050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5922.900050][ T10] netlink_rcv_skb+0x130/0x360 [ 5922.900050][ T10] netlink_unicast+0x449/0x710 [ 5922.900050][ T10] netlink_sendmsg+0x723/0xbe0 [ 5922.900050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5922.900050][ T10] ___sys_sendmsg+0xee/0x170 [ 5922.900050][ T10] __sys_sendmsg+0xcd/0x170 [ 5922.900050][ T10] do_syscall_64+0xc6/0x1e0 [ 5922.900050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5922.900050][ T10] [ 5933.142929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5933.143368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.143368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5933.143368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5933.143368][ T10] fib6_nh_init+0xa22/0x1580 [ 5933.143368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.143368][ T10] ip6_route_add+0x1c/0x140 [ 5933.143368][ T10] inet6_rtm_newroute+0x104/0x110 [ 5933.143368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.143368][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.143368][ T10] netlink_unicast+0x449/0x710 [ 5933.143368][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.143368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.143368][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.143368][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.143368][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.143368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.143368][ T10] [ 5933.145291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.145291][ T10] dst_init+0x84/0x4a0 [ 5933.145291][ T10] dst_alloc+0x97/0x150 [ 5933.145291][ T10] ip6_dst_alloc+0x23/0x90 [ 5933.145291][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5933.145291][ T10] ip6_pol_route+0x56f/0x840 [ 5933.145291][ T10] fib6_rule_lookup+0x456/0x630 [ 5933.145291][ T10] ip6_route_input+0x59c/0xa50 [ 5933.145291][ T10] ipv6_rcv+0x397/0x810 [ 5933.145291][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5933.145291][ T10] process_backlog+0x101/0x620 [ 5933.145291][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5933.145291][ T10] net_rx_action+0x495/0xbe0 [ 5933.145291][ T10] __do_softirq+0x1b5/0x7f6 [ 5933.145291][ T10] [ 5933.146939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.146939][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.146939][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.146939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.146939][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5933.146939][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5933.146939][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5933.146939][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5933.146939][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5933.146939][ T10] addrconf_dad_begin+0x310/0x670 [ 5933.146939][ T10] addrconf_dad_work+0x10b/0xab0 [ 5933.146939][ T10] process_one_work+0x84d/0x18a0 [ 5933.146939][ T10] worker_thread+0x587/0xd30 [ 5933.146939][ T10] kthread+0x28a/0x350 [ 5933.146939][ T10] ret_from_fork+0x31/0x70 [ 5933.146939][ T10] ret_from_fork_asm+0x1a/0x30 [ 5933.146939][ T10] [ 5933.148892][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.148892][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.148892][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.148892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.148892][ T10] ip6_route_add+0x1c/0x140 [ 5933.148892][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5933.148892][ T10] inet6_addr_add+0x4f8/0xa40 [ 5933.148892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.148892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.148892][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.148892][ T10] netlink_unicast+0x449/0x710 [ 5933.148892][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.148892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.148892][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.148892][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.148892][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.148892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.148892][ T10] [ 5933.150902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.150902][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.150902][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.150902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.150902][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5933.150902][ T10] ipv6_add_addr+0x411/0x2000 [ 5933.150902][ T10] inet6_addr_add+0x30e/0xa40 [ 5933.150902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.150902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.150902][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.150902][ T10] netlink_unicast+0x449/0x710 [ 5933.150902][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.150902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.150902][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.150902][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.150902][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.150902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.150902][ T10] [ 5933.152905][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.152905][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.152905][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.152905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.152905][ T10] ip6_route_add+0x1c/0x140 [ 5933.152905][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5933.152905][ T10] addrconf_add_dev+0xe2/0x170 [ 5933.152905][ T10] inet6_addr_add+0x12f/0xa40 [ 5933.152905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.152905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.152905][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.152905][ T10] netlink_unicast+0x449/0x710 [ 5933.152905][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.152905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.152905][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.152905][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.152905][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.152905][ T10] [ 5933.154865][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.154865][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5933.154865][ T10] ipv6_find_idev+0x102/0x170 [ 5933.154865][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.154865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.154865][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.154865][ T10] netlink_unicast+0x449/0x710 [ 5933.154865][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.154865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.154865][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.154865][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.154865][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.154865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.154865][ T10] [ 5933.156402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5933.156402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5933.156402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5933.156402][ T10] ipv6_find_idev+0x102/0x170 [ 5933.156402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.156402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.156402][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.156402][ T10] netlink_unicast+0x449/0x710 [ 5933.156402][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.156402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.156402][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.156402][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.156402][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.156402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.156402][ T10] [ 5933.158098][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5933.158374][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5933.158374][ T10] dst_init+0x84/0x4a0 [ 5933.158374][ T10] dst_alloc+0x97/0x150 [ 5933.158374][ T10] ip6_dst_alloc+0x23/0x90 [ 5933.158374][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5933.158374][ T10] ip6_pol_route+0x56f/0x840 [ 5933.158374][ T10] fib6_rule_lookup+0x456/0x630 [ 5933.158374][ T10] ip6_route_input+0x59c/0xa50 [ 5933.158374][ T10] ipv6_rcv+0x397/0x810 [ 5933.158374][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5933.158374][ T10] process_backlog+0x101/0x620 [ 5933.158374][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5933.158374][ T10] net_rx_action+0x495/0xbe0 [ 5933.158374][ T10] __do_softirq+0x1b5/0x7f6 [ 5933.158374][ T10] [ 5933.160013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.160013][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5933.160013][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5933.160013][ T10] fib6_nh_init+0xa22/0x1580 [ 5933.160013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.160013][ T10] ip6_route_add+0x1c/0x140 [ 5933.160013][ T10] inet6_rtm_newroute+0x104/0x110 [ 5933.160013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.160013][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.160013][ T10] netlink_unicast+0x449/0x710 [ 5933.160013][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.160013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.160013][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.160013][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.160013][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.160013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.160013][ T10] [ 5933.161904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.161904][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.161904][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.161904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.161904][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5933.161904][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5933.161904][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5933.161904][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5933.161904][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5933.161904][ T10] addrconf_dad_begin+0x310/0x670 [ 5933.161904][ T10] addrconf_dad_work+0x10b/0xab0 [ 5933.161904][ T10] process_one_work+0x84d/0x18a0 [ 5933.161904][ T10] worker_thread+0x587/0xd30 [ 5933.161904][ T10] kthread+0x28a/0x350 [ 5933.161904][ T10] ret_from_fork+0x31/0x70 [ 5933.161904][ T10] ret_from_fork_asm+0x1a/0x30 [ 5933.161904][ T10] [ 5933.163835][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.163835][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.163835][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.163835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.163835][ T10] ip6_route_add+0x1c/0x140 [ 5933.163835][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5933.163835][ T10] inet6_addr_add+0x4f8/0xa40 [ 5933.163835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.163835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.163835][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.163835][ T10] netlink_unicast+0x449/0x710 [ 5933.163835][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.163835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.163835][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.163835][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.163835][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.163835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.163835][ T10] [ 5933.165836][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.165836][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.165836][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.165836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.165836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5933.165836][ T10] ipv6_add_addr+0x411/0x2000 [ 5933.165836][ T10] inet6_addr_add+0x30e/0xa40 [ 5933.165836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.165836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.165836][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.165836][ T10] netlink_unicast+0x449/0x710 [ 5933.165836][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.165836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.165836][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.165836][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.165836][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.165836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.165836][ T10] [ 5933.167878][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.167878][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.167878][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.167878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.167878][ T10] ip6_route_add+0x1c/0x140 [ 5933.167878][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5933.167878][ T10] addrconf_add_dev+0xe2/0x170 [ 5933.167878][ T10] inet6_addr_add+0x12f/0xa40 [ 5933.167878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.167878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.167878][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.167878][ T10] netlink_unicast+0x449/0x710 [ 5933.167878][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.167878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.167878][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.167878][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.167878][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.167878][ T10] [ 5933.170027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.170027][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5933.170027][ T10] ipv6_find_idev+0x102/0x170 [ 5933.170027][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.170027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.170027][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.170027][ T10] netlink_unicast+0x449/0x710 [ 5933.170027][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.170027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.170027][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.170027][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.170027][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.170027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.170027][ T10] [ 5933.171685][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5933.171685][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5933.171685][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5933.171685][ T10] ipv6_find_idev+0x102/0x170 [ 5933.171685][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.171685][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.171685][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.171685][ T10] netlink_unicast+0x449/0x710 [ 5933.171685][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.171685][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.171685][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.171685][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.171685][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.171685][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.171685][ T10] [ 5933.173688][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5933.173938][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5933.173938][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.173938][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.173938][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.173938][ T10] ip6_route_add+0x1c/0x140 [ 5933.173938][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5933.173938][ T10] inet6_addr_add+0x4f8/0xa40 [ 5933.173938][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.173938][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.173938][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.173938][ T10] netlink_unicast+0x449/0x710 [ 5933.173938][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.173938][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.173938][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.173938][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.173938][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.173938][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.173938][ T10] [ 5933.176183][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5933.176183][ T10] netdev_get_by_index+0x5e/0x80 [ 5933.176183][ T10] fib6_nh_init+0x3d8/0x1580 [ 5933.176183][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5933.176183][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5933.176183][ T10] ipv6_add_addr+0x411/0x2000 [ 5933.176183][ T10] inet6_addr_add+0x30e/0xa40 [ 5933.176183][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5933.176183][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.176183][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.176183][ T10] netlink_unicast+0x449/0x710 [ 5933.176183][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.176183][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.176183][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.176183][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.176183][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.176183][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.176183][ T10] [ 5933.178426][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5933.178426][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5933.178426][ T10] ipv6_find_idev+0x102/0x170 [ 5933.178426][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.178426][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.178426][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.178426][ T10] netlink_unicast+0x449/0x710 [ 5933.178426][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.178426][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.178426][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.178426][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.178426][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.178426][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.178426][ T10] [ 5933.180168][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5933.180168][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5933.180168][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5933.180168][ T10] ipv6_find_idev+0x102/0x170 [ 5933.180168][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5933.180168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5933.180168][ T10] netlink_rcv_skb+0x130/0x360 [ 5933.180168][ T10] netlink_unicast+0x449/0x710 [ 5933.180168][ T10] netlink_sendmsg+0x723/0xbe0 [ 5933.180168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5933.180168][ T10] ___sys_sendmsg+0xee/0x170 [ 5933.180168][ T10] __sys_sendmsg+0xcd/0x170 [ 5933.180168][ T10] do_syscall_64+0xc6/0x1e0 [ 5933.180168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5933.180168][ T10] [ 5943.422943][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5943.423397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.423397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5943.423397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5943.423397][ T10] fib6_nh_init+0xa22/0x1580 [ 5943.423397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.423397][ T10] ip6_route_add+0x1c/0x140 [ 5943.423397][ T10] inet6_rtm_newroute+0x104/0x110 [ 5943.423397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.423397][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.423397][ T10] netlink_unicast+0x449/0x710 [ 5943.423397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.423397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.423397][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.423397][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.423397][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.423397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.423397][ T10] [ 5943.425303][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.425303][ T10] dst_init+0x84/0x4a0 [ 5943.425303][ T10] dst_alloc+0x97/0x150 [ 5943.425303][ T10] ip6_dst_alloc+0x23/0x90 [ 5943.425303][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5943.425303][ T10] ip6_pol_route+0x56f/0x840 [ 5943.425303][ T10] fib6_rule_lookup+0x456/0x630 [ 5943.425303][ T10] ip6_route_input+0x59c/0xa50 [ 5943.425303][ T10] ipv6_rcv+0x397/0x810 [ 5943.425303][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5943.425303][ T10] process_backlog+0x101/0x620 [ 5943.425303][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5943.425303][ T10] net_rx_action+0x495/0xbe0 [ 5943.425303][ T10] __do_softirq+0x1b5/0x7f6 [ 5943.425303][ T10] [ 5943.426951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.426951][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.426951][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.426951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.426951][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5943.426951][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5943.426951][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5943.426951][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5943.426951][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5943.426951][ T10] addrconf_dad_begin+0x310/0x670 [ 5943.426951][ T10] addrconf_dad_work+0x10b/0xab0 [ 5943.426951][ T10] process_one_work+0x84d/0x18a0 [ 5943.426951][ T10] worker_thread+0x587/0xd30 [ 5943.426951][ T10] kthread+0x28a/0x350 [ 5943.426951][ T10] ret_from_fork+0x31/0x70 [ 5943.426951][ T10] ret_from_fork_asm+0x1a/0x30 [ 5943.426951][ T10] [ 5943.428885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.428885][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.428885][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.428885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.428885][ T10] ip6_route_add+0x1c/0x140 [ 5943.428885][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5943.428885][ T10] inet6_addr_add+0x4f8/0xa40 [ 5943.428885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.428885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.428885][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.428885][ T10] netlink_unicast+0x449/0x710 [ 5943.428885][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.428885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.428885][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.428885][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.428885][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.428885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.428885][ T10] [ 5943.430890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.430890][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.430890][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.430890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.430890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5943.430890][ T10] ipv6_add_addr+0x411/0x2000 [ 5943.430890][ T10] inet6_addr_add+0x30e/0xa40 [ 5943.430890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.430890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.430890][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.430890][ T10] netlink_unicast+0x449/0x710 [ 5943.430890][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.430890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.430890][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.430890][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.430890][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.430890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.430890][ T10] [ 5943.432888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.432888][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.432888][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.432888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.432888][ T10] ip6_route_add+0x1c/0x140 [ 5943.432888][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5943.432888][ T10] addrconf_add_dev+0xe2/0x170 [ 5943.432888][ T10] inet6_addr_add+0x12f/0xa40 [ 5943.432888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.432888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.432888][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.432888][ T10] netlink_unicast+0x449/0x710 [ 5943.432888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.432888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.432888][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.432888][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.432888][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.432888][ T10] [ 5943.434858][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.434858][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5943.434858][ T10] ipv6_find_idev+0x102/0x170 [ 5943.434858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.434858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.434858][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.434858][ T10] netlink_unicast+0x449/0x710 [ 5943.434858][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.434858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.434858][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.434858][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.434858][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.434858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.434858][ T10] [ 5943.436412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5943.436412][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5943.436412][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5943.436412][ T10] ipv6_find_idev+0x102/0x170 [ 5943.436412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.436412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.436412][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.436412][ T10] netlink_unicast+0x449/0x710 [ 5943.436412][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.436412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.436412][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.436412][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.436412][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.436412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.436412][ T10] [ 5943.438115][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5943.438386][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5943.438386][ T10] dst_init+0x84/0x4a0 [ 5943.438386][ T10] dst_alloc+0x97/0x150 [ 5943.438386][ T10] ip6_dst_alloc+0x23/0x90 [ 5943.438386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5943.438386][ T10] ip6_pol_route+0x56f/0x840 [ 5943.438386][ T10] fib6_rule_lookup+0x456/0x630 [ 5943.438386][ T10] ip6_route_input+0x59c/0xa50 [ 5943.438386][ T10] ipv6_rcv+0x397/0x810 [ 5943.438386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5943.438386][ T10] process_backlog+0x101/0x620 [ 5943.438386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5943.438386][ T10] net_rx_action+0x495/0xbe0 [ 5943.438386][ T10] __do_softirq+0x1b5/0x7f6 [ 5943.438386][ T10] [ 5943.440032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.440032][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5943.440032][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5943.440032][ T10] fib6_nh_init+0xa22/0x1580 [ 5943.440032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.440032][ T10] ip6_route_add+0x1c/0x140 [ 5943.440032][ T10] inet6_rtm_newroute+0x104/0x110 [ 5943.440032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.440032][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.440032][ T10] netlink_unicast+0x449/0x710 [ 5943.440032][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.440032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.440032][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.440032][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.440032][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.440032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.440032][ T10] [ 5943.442433][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.442433][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.442433][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.442433][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.442433][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5943.442433][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5943.442433][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5943.442433][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5943.442433][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5943.442433][ T10] addrconf_dad_begin+0x310/0x670 [ 5943.442433][ T10] addrconf_dad_work+0x10b/0xab0 [ 5943.442433][ T10] process_one_work+0x84d/0x18a0 [ 5943.442433][ T10] worker_thread+0x587/0xd30 [ 5943.442433][ T10] kthread+0x28a/0x350 [ 5943.442433][ T10] ret_from_fork+0x31/0x70 [ 5943.442433][ T10] ret_from_fork_asm+0x1a/0x30 [ 5943.442433][ T10] [ 5943.444330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.444330][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.444330][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.444330][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.444330][ T10] ip6_route_add+0x1c/0x140 [ 5943.444330][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5943.444330][ T10] inet6_addr_add+0x4f8/0xa40 [ 5943.444330][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.444330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.444330][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.444330][ T10] netlink_unicast+0x449/0x710 [ 5943.444330][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.444330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.444330][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.444330][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.444330][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.444330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.444330][ T10] [ 5943.446335][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.446335][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.446335][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.446335][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.446335][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5943.446335][ T10] ipv6_add_addr+0x411/0x2000 [ 5943.446335][ T10] inet6_addr_add+0x30e/0xa40 [ 5943.446335][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.446335][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.446335][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.446335][ T10] netlink_unicast+0x449/0x710 [ 5943.446335][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.446335][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.446335][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.446335][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.446335][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.446335][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.446335][ T10] [ 5943.448341][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.448341][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.448341][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.448341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.448341][ T10] ip6_route_add+0x1c/0x140 [ 5943.448341][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5943.448341][ T10] addrconf_add_dev+0xe2/0x170 [ 5943.448341][ T10] inet6_addr_add+0x12f/0xa40 [ 5943.448341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.448341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.448341][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.448341][ T10] netlink_unicast+0x449/0x710 [ 5943.448341][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.448341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.448341][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.448341][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.448341][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.448341][ T10] [ 5943.450484][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.450484][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5943.450484][ T10] ipv6_find_idev+0x102/0x170 [ 5943.450484][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.450484][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.450484][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.450484][ T10] netlink_unicast+0x449/0x710 [ 5943.450484][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.450484][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.450484][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.450484][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.450484][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.450484][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.450484][ T10] [ 5943.452199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5943.452199][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5943.452199][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5943.452199][ T10] ipv6_find_idev+0x102/0x170 [ 5943.452199][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.452199][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.452199][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.452199][ T10] netlink_unicast+0x449/0x710 [ 5943.452199][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.452199][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.452199][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.452199][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.452199][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.452199][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.452199][ T10] [ 5943.454138][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5943.454375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5943.454375][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.454375][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.454375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.454375][ T10] ip6_route_add+0x1c/0x140 [ 5943.454375][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5943.454375][ T10] inet6_addr_add+0x4f8/0xa40 [ 5943.454375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.454375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.454375][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.454375][ T10] netlink_unicast+0x449/0x710 [ 5943.454375][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.454375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.454375][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.454375][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.454375][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.454375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.454375][ T10] [ 5943.456656][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5943.456656][ T10] netdev_get_by_index+0x5e/0x80 [ 5943.456656][ T10] fib6_nh_init+0x3d8/0x1580 [ 5943.456656][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5943.456656][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5943.456656][ T10] ipv6_add_addr+0x411/0x2000 [ 5943.456656][ T10] inet6_addr_add+0x30e/0xa40 [ 5943.456656][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5943.456656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.456656][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.456656][ T10] netlink_unicast+0x449/0x710 [ 5943.456656][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.456656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.456656][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.456656][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.456656][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.456656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.456656][ T10] [ 5943.458914][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5943.458914][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5943.458914][ T10] ipv6_find_idev+0x102/0x170 [ 5943.458914][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.458914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.458914][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.458914][ T10] netlink_unicast+0x449/0x710 [ 5943.458914][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.458914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.458914][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.458914][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.458914][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.458914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.458914][ T10] [ 5943.460688][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5943.460688][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5943.460688][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5943.460688][ T10] ipv6_find_idev+0x102/0x170 [ 5943.460688][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5943.460688][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5943.460688][ T10] netlink_rcv_skb+0x130/0x360 [ 5943.460688][ T10] netlink_unicast+0x449/0x710 [ 5943.460688][ T10] netlink_sendmsg+0x723/0xbe0 [ 5943.460688][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5943.460688][ T10] ___sys_sendmsg+0xee/0x170 [ 5943.460688][ T10] __sys_sendmsg+0xcd/0x170 [ 5943.460688][ T10] do_syscall_64+0xc6/0x1e0 [ 5943.460688][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5943.460688][ T10] [ 5953.702847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5953.703298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.703298][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5953.703298][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5953.703298][ T10] fib6_nh_init+0xa22/0x1580 [ 5953.703298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.703298][ T10] ip6_route_add+0x1c/0x140 [ 5953.703298][ T10] inet6_rtm_newroute+0x104/0x110 [ 5953.703298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.703298][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.703298][ T10] netlink_unicast+0x449/0x710 [ 5953.703298][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.703298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.703298][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.703298][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.703298][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.703298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.703298][ T10] [ 5953.705210][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.705210][ T10] dst_init+0x84/0x4a0 [ 5953.705210][ T10] dst_alloc+0x97/0x150 [ 5953.705210][ T10] ip6_dst_alloc+0x23/0x90 [ 5953.705210][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5953.705210][ T10] ip6_pol_route+0x56f/0x840 [ 5953.705210][ T10] fib6_rule_lookup+0x456/0x630 [ 5953.705210][ T10] ip6_route_input+0x59c/0xa50 [ 5953.705210][ T10] ipv6_rcv+0x397/0x810 [ 5953.705210][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5953.705210][ T10] process_backlog+0x101/0x620 [ 5953.705210][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5953.705210][ T10] net_rx_action+0x495/0xbe0 [ 5953.705210][ T10] __do_softirq+0x1b5/0x7f6 [ 5953.705210][ T10] [ 5953.706870][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.706870][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.706870][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.706870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.706870][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5953.706870][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5953.706870][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5953.706870][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5953.706870][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5953.706870][ T10] addrconf_dad_begin+0x310/0x670 [ 5953.706870][ T10] addrconf_dad_work+0x10b/0xab0 [ 5953.706870][ T10] process_one_work+0x84d/0x18a0 [ 5953.706870][ T10] worker_thread+0x587/0xd30 [ 5953.706870][ T10] kthread+0x28a/0x350 [ 5953.706870][ T10] ret_from_fork+0x31/0x70 [ 5953.706870][ T10] ret_from_fork_asm+0x1a/0x30 [ 5953.706870][ T10] [ 5953.708805][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.708805][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.708805][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.708805][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.708805][ T10] ip6_route_add+0x1c/0x140 [ 5953.708805][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5953.708805][ T10] inet6_addr_add+0x4f8/0xa40 [ 5953.708805][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.708805][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.708805][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.708805][ T10] netlink_unicast+0x449/0x710 [ 5953.708805][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.708805][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.708805][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.708805][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.708805][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.708805][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.708805][ T10] [ 5953.710809][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.710809][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.710809][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.710809][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.710809][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5953.710809][ T10] ipv6_add_addr+0x411/0x2000 [ 5953.710809][ T10] inet6_addr_add+0x30e/0xa40 [ 5953.710809][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.710809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.710809][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.710809][ T10] netlink_unicast+0x449/0x710 [ 5953.710809][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.710809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.710809][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.710809][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.710809][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.710809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.710809][ T10] [ 5953.712855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.712855][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.712855][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.712855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.712855][ T10] ip6_route_add+0x1c/0x140 [ 5953.712855][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5953.712855][ T10] addrconf_add_dev+0xe2/0x170 [ 5953.712855][ T10] inet6_addr_add+0x12f/0xa40 [ 5953.712855][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.712855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.712855][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.712855][ T10] netlink_unicast+0x449/0x710 [ 5953.712855][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.712855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.712855][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.712855][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.712855][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.712855][ T10] [ 5953.714827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.714827][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5953.714827][ T10] ipv6_find_idev+0x102/0x170 [ 5953.714827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.714827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.714827][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.714827][ T10] netlink_unicast+0x449/0x710 [ 5953.714827][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.714827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.714827][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.714827][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.714827][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.714827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.714827][ T10] [ 5953.716378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5953.716378][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5953.716378][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5953.716378][ T10] ipv6_find_idev+0x102/0x170 [ 5953.716378][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.716378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.716378][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.716378][ T10] netlink_unicast+0x449/0x710 [ 5953.716378][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.716378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.716378][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.716378][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.716378][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.716378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.716378][ T10] [ 5953.718092][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5953.718377][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5953.718377][ T10] dst_init+0x84/0x4a0 [ 5953.718377][ T10] dst_alloc+0x97/0x150 [ 5953.718377][ T10] ip6_dst_alloc+0x23/0x90 [ 5953.718377][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5953.718377][ T10] ip6_pol_route+0x56f/0x840 [ 5953.718377][ T10] fib6_rule_lookup+0x456/0x630 [ 5953.718377][ T10] ip6_route_input+0x59c/0xa50 [ 5953.718377][ T10] ipv6_rcv+0x397/0x810 [ 5953.718377][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5953.718377][ T10] process_backlog+0x101/0x620 [ 5953.718377][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5953.718377][ T10] net_rx_action+0x495/0xbe0 [ 5953.718377][ T10] __do_softirq+0x1b5/0x7f6 [ 5953.718377][ T10] [ 5953.720015][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.720015][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5953.720015][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5953.720015][ T10] fib6_nh_init+0xa22/0x1580 [ 5953.720015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.720015][ T10] ip6_route_add+0x1c/0x140 [ 5953.720015][ T10] inet6_rtm_newroute+0x104/0x110 [ 5953.720015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.720015][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.720015][ T10] netlink_unicast+0x449/0x710 [ 5953.720015][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.720015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.720015][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.720015][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.720015][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.720015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.720015][ T10] [ 5953.721907][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.721907][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.721907][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.721907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.721907][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5953.721907][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5953.721907][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5953.721907][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5953.721907][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5953.721907][ T10] addrconf_dad_begin+0x310/0x670 [ 5953.721907][ T10] addrconf_dad_work+0x10b/0xab0 [ 5953.721907][ T10] process_one_work+0x84d/0x18a0 [ 5953.721907][ T10] worker_thread+0x587/0xd30 [ 5953.721907][ T10] kthread+0x28a/0x350 [ 5953.721907][ T10] ret_from_fork+0x31/0x70 [ 5953.721907][ T10] ret_from_fork_asm+0x1a/0x30 [ 5953.721907][ T10] [ 5953.723821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.723821][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.723821][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.723821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.723821][ T10] ip6_route_add+0x1c/0x140 [ 5953.723821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5953.723821][ T10] inet6_addr_add+0x4f8/0xa40 [ 5953.723821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.723821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.723821][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.723821][ T10] netlink_unicast+0x449/0x710 [ 5953.723821][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.723821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.723821][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.723821][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.723821][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.723821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.723821][ T10] [ 5953.725833][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.725833][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.725833][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.725833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.725833][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5953.725833][ T10] ipv6_add_addr+0x411/0x2000 [ 5953.725833][ T10] inet6_addr_add+0x30e/0xa40 [ 5953.725833][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.725833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.725833][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.725833][ T10] netlink_unicast+0x449/0x710 [ 5953.725833][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.725833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.725833][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.725833][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.725833][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.725833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.725833][ T10] [ 5953.727849][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.727849][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.727849][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.727849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.727849][ T10] ip6_route_add+0x1c/0x140 [ 5953.727849][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5953.727849][ T10] addrconf_add_dev+0xe2/0x170 [ 5953.727849][ T10] inet6_addr_add+0x12f/0xa40 [ 5953.727849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.727849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.727849][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.727849][ T10] netlink_unicast+0x449/0x710 [ 5953.727849][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.727849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.727849][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.727849][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.727849][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.727849][ T10] [ 5953.729888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.729888][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5953.729888][ T10] ipv6_find_idev+0x102/0x170 [ 5953.729888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.729888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.729888][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.729888][ T10] netlink_unicast+0x449/0x710 [ 5953.729888][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.729888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.729888][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.729888][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.729888][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.729888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.729888][ T10] [ 5953.732034][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5953.732034][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5953.732034][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5953.732034][ T10] ipv6_find_idev+0x102/0x170 [ 5953.732034][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.732034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.732034][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.732034][ T10] netlink_unicast+0x449/0x710 [ 5953.732034][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.732034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.732034][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.732034][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.732034][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.732034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.732034][ T10] [ 5953.733853][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5953.734093][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5953.734093][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.734093][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.734093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.734093][ T10] ip6_route_add+0x1c/0x140 [ 5953.734093][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5953.734093][ T10] inet6_addr_add+0x4f8/0xa40 [ 5953.734093][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.734093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.734093][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.734093][ T10] netlink_unicast+0x449/0x710 [ 5953.734093][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.734093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.734093][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.734093][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.734093][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.734093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.734093][ T10] [ 5953.736231][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5953.736231][ T10] netdev_get_by_index+0x5e/0x80 [ 5953.736231][ T10] fib6_nh_init+0x3d8/0x1580 [ 5953.736231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5953.736231][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5953.736231][ T10] ipv6_add_addr+0x411/0x2000 [ 5953.736231][ T10] inet6_addr_add+0x30e/0xa40 [ 5953.736231][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5953.736231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.736231][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.736231][ T10] netlink_unicast+0x449/0x710 [ 5953.736231][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.736231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.736231][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.736231][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.736231][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.736231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.736231][ T10] [ 5953.738367][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5953.738367][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5953.738367][ T10] ipv6_find_idev+0x102/0x170 [ 5953.738367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.738367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.738367][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.738367][ T10] netlink_unicast+0x449/0x710 [ 5953.738367][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.738367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.738367][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.738367][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.738367][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.738367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.738367][ T10] [ 5953.740040][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5953.740040][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5953.740040][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5953.740040][ T10] ipv6_find_idev+0x102/0x170 [ 5953.740040][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5953.740040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5953.740040][ T10] netlink_rcv_skb+0x130/0x360 [ 5953.740040][ T10] netlink_unicast+0x449/0x710 [ 5953.740040][ T10] netlink_sendmsg+0x723/0xbe0 [ 5953.740040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5953.740040][ T10] ___sys_sendmsg+0xee/0x170 [ 5953.740040][ T10] __sys_sendmsg+0xcd/0x170 [ 5953.740040][ T10] do_syscall_64+0xc6/0x1e0 [ 5953.740040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5953.740040][ T10] [ 5963.982943][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5963.983387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.983387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5963.983387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5963.983387][ T10] fib6_nh_init+0xa22/0x1580 [ 5963.983387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5963.983387][ T10] ip6_route_add+0x1c/0x140 [ 5963.983387][ T10] inet6_rtm_newroute+0x104/0x110 [ 5963.983387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.983387][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.983387][ T10] netlink_unicast+0x449/0x710 [ 5963.983387][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.983387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.983387][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.983387][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.983387][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.983387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5963.983387][ T10] [ 5963.985299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.985299][ T10] dst_init+0x84/0x4a0 [ 5963.985299][ T10] dst_alloc+0x97/0x150 [ 5963.985299][ T10] ip6_dst_alloc+0x23/0x90 [ 5963.985299][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5963.985299][ T10] ip6_pol_route+0x56f/0x840 [ 5963.985299][ T10] fib6_rule_lookup+0x456/0x630 [ 5963.985299][ T10] ip6_route_input+0x59c/0xa50 [ 5963.985299][ T10] ipv6_rcv+0x397/0x810 [ 5963.985299][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5963.985299][ T10] process_backlog+0x101/0x620 [ 5963.985299][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5963.985299][ T10] net_rx_action+0x495/0xbe0 [ 5963.985299][ T10] __do_softirq+0x1b5/0x7f6 [ 5963.985299][ T10] [ 5963.986944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.986944][ T10] netdev_get_by_index+0x5e/0x80 [ 5963.986944][ T10] fib6_nh_init+0x3d8/0x1580 [ 5963.986944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5963.986944][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5963.986944][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5963.986944][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5963.986944][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5963.986944][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5963.986944][ T10] addrconf_dad_begin+0x310/0x670 [ 5963.986944][ T10] addrconf_dad_work+0x10b/0xab0 [ 5963.986944][ T10] process_one_work+0x84d/0x18a0 [ 5963.986944][ T10] worker_thread+0x587/0xd30 [ 5963.986944][ T10] kthread+0x28a/0x350 [ 5963.986944][ T10] ret_from_fork+0x31/0x70 [ 5963.986944][ T10] ret_from_fork_asm+0x1a/0x30 [ 5963.986944][ T10] [ 5963.988864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.988864][ T10] netdev_get_by_index+0x5e/0x80 [ 5963.988864][ T10] fib6_nh_init+0x3d8/0x1580 [ 5963.988864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5963.988864][ T10] ip6_route_add+0x1c/0x140 [ 5963.988864][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5963.988864][ T10] inet6_addr_add+0x4f8/0xa40 [ 5963.988864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5963.988864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.988864][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.988864][ T10] netlink_unicast+0x449/0x710 [ 5963.988864][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.988864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.988864][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.988864][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.988864][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.988864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5963.988864][ T10] [ 5963.990867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.990867][ T10] netdev_get_by_index+0x5e/0x80 [ 5963.990867][ T10] fib6_nh_init+0x3d8/0x1580 [ 5963.990867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5963.990867][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5963.990867][ T10] ipv6_add_addr+0x411/0x2000 [ 5963.990867][ T10] inet6_addr_add+0x30e/0xa40 [ 5963.990867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5963.990867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.990867][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.990867][ T10] netlink_unicast+0x449/0x710 [ 5963.990867][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.990867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.990867][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.990867][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.990867][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.990867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5963.990867][ T10] [ 5963.992875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.992875][ T10] netdev_get_by_index+0x5e/0x80 [ 5963.992875][ T10] fib6_nh_init+0x3d8/0x1580 [ 5963.992875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5963.992875][ T10] ip6_route_add+0x1c/0x140 [ 5963.992875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5963.992875][ T10] addrconf_add_dev+0xe2/0x170 [ 5963.992875][ T10] inet6_addr_add+0x12f/0xa40 [ 5963.992875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5963.992875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.992875][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.992875][ T10] netlink_unicast+0x449/0x710 [ 5963.992875][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.992875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.992875][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.992875][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.992875][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.992875][ T10] [ 5963.994844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.994844][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5963.994844][ T10] ipv6_find_idev+0x102/0x170 [ 5963.994844][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5963.994844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.994844][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.994844][ T10] netlink_unicast+0x449/0x710 [ 5963.994844][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.994844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.994844][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.994844][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.994844][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.994844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5963.994844][ T10] [ 5963.996397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5963.996397][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5963.996397][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5963.996397][ T10] ipv6_find_idev+0x102/0x170 [ 5963.996397][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5963.996397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5963.996397][ T10] netlink_rcv_skb+0x130/0x360 [ 5963.996397][ T10] netlink_unicast+0x449/0x710 [ 5963.996397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5963.996397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5963.996397][ T10] ___sys_sendmsg+0xee/0x170 [ 5963.996397][ T10] __sys_sendmsg+0xcd/0x170 [ 5963.996397][ T10] do_syscall_64+0xc6/0x1e0 [ 5963.996397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5963.996397][ T10] [ 5963.998114][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5963.998394][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5963.998394][ T10] dst_init+0x84/0x4a0 [ 5963.998394][ T10] dst_alloc+0x97/0x150 [ 5963.998394][ T10] ip6_dst_alloc+0x23/0x90 [ 5963.998394][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5963.998394][ T10] ip6_pol_route+0x56f/0x840 [ 5963.998394][ T10] fib6_rule_lookup+0x456/0x630 [ 5963.998394][ T10] ip6_route_input+0x59c/0xa50 [ 5963.998394][ T10] ipv6_rcv+0x397/0x810 [ 5963.998394][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5963.998394][ T10] process_backlog+0x101/0x620 [ 5963.998394][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5963.998394][ T10] net_rx_action+0x495/0xbe0 [ 5963.998394][ T10] __do_softirq+0x1b5/0x7f6 [ 5963.998394][ T10] [ 5964.000036][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.000036][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5964.000036][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5964.000036][ T10] fib6_nh_init+0xa22/0x1580 [ 5964.000036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.000036][ T10] ip6_route_add+0x1c/0x140 [ 5964.000036][ T10] inet6_rtm_newroute+0x104/0x110 [ 5964.000036][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.000036][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.000036][ T10] netlink_unicast+0x449/0x710 [ 5964.000036][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.000036][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.000036][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.000036][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.000036][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.000036][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.000036][ T10] [ 5964.001917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.001917][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.001917][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.001917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.001917][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5964.001917][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5964.001917][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5964.001917][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5964.001917][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5964.001917][ T10] addrconf_dad_begin+0x310/0x670 [ 5964.001917][ T10] addrconf_dad_work+0x10b/0xab0 [ 5964.001917][ T10] process_one_work+0x84d/0x18a0 [ 5964.001917][ T10] worker_thread+0x587/0xd30 [ 5964.001917][ T10] kthread+0x28a/0x350 [ 5964.001917][ T10] ret_from_fork+0x31/0x70 [ 5964.001917][ T10] ret_from_fork_asm+0x1a/0x30 [ 5964.001917][ T10] [ 5964.003827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.003827][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.003827][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.003827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.003827][ T10] ip6_route_add+0x1c/0x140 [ 5964.003827][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5964.003827][ T10] inet6_addr_add+0x4f8/0xa40 [ 5964.003827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5964.003827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.003827][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.003827][ T10] netlink_unicast+0x449/0x710 [ 5964.003827][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.003827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.003827][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.003827][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.003827][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.003827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.003827][ T10] [ 5964.005829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.005829][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.005829][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.005829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.005829][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5964.005829][ T10] ipv6_add_addr+0x411/0x2000 [ 5964.005829][ T10] inet6_addr_add+0x30e/0xa40 [ 5964.005829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5964.005829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.005829][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.005829][ T10] netlink_unicast+0x449/0x710 [ 5964.005829][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.005829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.005829][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.005829][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.005829][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.005829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.005829][ T10] [ 5964.007839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.007839][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.007839][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.007839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.007839][ T10] ip6_route_add+0x1c/0x140 [ 5964.007839][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5964.007839][ T10] addrconf_add_dev+0xe2/0x170 [ 5964.007839][ T10] inet6_addr_add+0x12f/0xa40 [ 5964.007839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5964.007839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.007839][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.007839][ T10] netlink_unicast+0x449/0x710 [ 5964.007839][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.007839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.007839][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.007839][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.007839][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.007839][ T10] [ 5964.009929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.009929][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5964.009929][ T10] ipv6_find_idev+0x102/0x170 [ 5964.009929][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5964.009929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.009929][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.009929][ T10] netlink_unicast+0x449/0x710 [ 5964.009929][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.009929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.009929][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.009929][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.009929][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.009929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.009929][ T10] [ 5964.011711][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5964.011711][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5964.011711][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5964.011711][ T10] ipv6_find_idev+0x102/0x170 [ 5964.011711][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5964.011711][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.011711][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.011711][ T10] netlink_unicast+0x449/0x710 [ 5964.011711][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.011711][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.011711][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.011711][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.011711][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.011711][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.011711][ T10] [ 5964.013628][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5964.013884][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5964.013884][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.013884][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.013884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.013884][ T10] ip6_route_add+0x1c/0x140 [ 5964.013884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5964.013884][ T10] inet6_addr_add+0x4f8/0xa40 [ 5964.013884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5964.013884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.013884][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.013884][ T10] netlink_unicast+0x449/0x710 [ 5964.013884][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.013884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.013884][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.013884][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.013884][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.013884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.013884][ T10] [ 5964.016127][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5964.016127][ T10] netdev_get_by_index+0x5e/0x80 [ 5964.016127][ T10] fib6_nh_init+0x3d8/0x1580 [ 5964.016127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5964.016127][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5964.016127][ T10] ipv6_add_addr+0x411/0x2000 [ 5964.016127][ T10] inet6_addr_add+0x30e/0xa40 [ 5964.016127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5964.016127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.016127][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.016127][ T10] netlink_unicast+0x449/0x710 [ 5964.016127][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.016127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.016127][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.016127][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.016127][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.016127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.016127][ T10] [ 5964.018380][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5964.018380][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5964.018380][ T10] ipv6_find_idev+0x102/0x170 [ 5964.018380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5964.018380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.018380][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.018380][ T10] netlink_unicast+0x449/0x710 [ 5964.018380][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.018380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.018380][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.018380][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.018380][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.018380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.018380][ T10] [ 5964.020166][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5964.020166][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5964.020166][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5964.020166][ T10] ipv6_find_idev+0x102/0x170 [ 5964.020166][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5964.020166][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5964.020166][ T10] netlink_rcv_skb+0x130/0x360 [ 5964.020166][ T10] netlink_unicast+0x449/0x710 [ 5964.020166][ T10] netlink_sendmsg+0x723/0xbe0 [ 5964.020166][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5964.020166][ T10] ___sys_sendmsg+0xee/0x170 [ 5964.020166][ T10] __sys_sendmsg+0xcd/0x170 [ 5964.020166][ T10] do_syscall_64+0xc6/0x1e0 [ 5964.020166][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5964.020166][ T10] [ 5974.150919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5974.151390][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.151390][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5974.151390][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5974.151390][ T10] fib6_nh_init+0xa22/0x1580 [ 5974.151390][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.151390][ T10] ip6_route_add+0x1c/0x140 [ 5974.151390][ T10] inet6_rtm_newroute+0x104/0x110 [ 5974.151390][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.151390][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.151390][ T10] netlink_unicast+0x449/0x710 [ 5974.151390][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.151390][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.151390][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.151390][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.151390][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.151390][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.151390][ T10] [ 5974.153336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.153336][ T10] dst_init+0x84/0x4a0 [ 5974.153336][ T10] dst_alloc+0x97/0x150 [ 5974.153336][ T10] ip6_dst_alloc+0x23/0x90 [ 5974.153336][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5974.153336][ T10] ip6_pol_route+0x56f/0x840 [ 5974.153336][ T10] fib6_rule_lookup+0x456/0x630 [ 5974.153336][ T10] ip6_route_input+0x59c/0xa50 [ 5974.153336][ T10] ipv6_rcv+0x397/0x810 [ 5974.153336][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5974.153336][ T10] process_backlog+0x101/0x620 [ 5974.153336][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5974.153336][ T10] net_rx_action+0x495/0xbe0 [ 5974.153336][ T10] __do_softirq+0x1b5/0x7f6 [ 5974.153336][ T10] [ 5974.155005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.155005][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.155005][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.155005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.155005][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5974.155005][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5974.155005][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5974.155005][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5974.155005][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5974.155005][ T10] addrconf_dad_begin+0x310/0x670 [ 5974.155005][ T10] addrconf_dad_work+0x10b/0xab0 [ 5974.155005][ T10] process_one_work+0x84d/0x18a0 [ 5974.155005][ T10] worker_thread+0x587/0xd30 [ 5974.155005][ T10] kthread+0x28a/0x350 [ 5974.155005][ T10] ret_from_fork+0x31/0x70 [ 5974.155005][ T10] ret_from_fork_asm+0x1a/0x30 [ 5974.155005][ T10] [ 5974.156942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.156942][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.156942][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.156942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.156942][ T10] ip6_route_add+0x1c/0x140 [ 5974.156942][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5974.156942][ T10] inet6_addr_add+0x4f8/0xa40 [ 5974.156942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.156942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.156942][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.156942][ T10] netlink_unicast+0x449/0x710 [ 5974.156942][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.156942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.156942][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.156942][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.156942][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.156942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.156942][ T10] [ 5974.158973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.158973][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.158973][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.158973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.158973][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5974.158973][ T10] ipv6_add_addr+0x411/0x2000 [ 5974.158973][ T10] inet6_addr_add+0x30e/0xa40 [ 5974.158973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.158973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.158973][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.158973][ T10] netlink_unicast+0x449/0x710 [ 5974.158973][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.158973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.158973][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.158973][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.158973][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.158973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.158973][ T10] [ 5974.161000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.161000][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.161000][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.161000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.161000][ T10] ip6_route_add+0x1c/0x140 [ 5974.161000][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5974.161000][ T10] addrconf_add_dev+0xe2/0x170 [ 5974.161000][ T10] inet6_addr_add+0x12f/0xa40 [ 5974.161000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.161000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.161000][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.161000][ T10] netlink_unicast+0x449/0x710 [ 5974.161000][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.161000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.161000][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.161000][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.161000][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.161000][ T10] [ 5974.162990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.162990][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5974.162990][ T10] ipv6_find_idev+0x102/0x170 [ 5974.162990][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.162990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.162990][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.162990][ T10] netlink_unicast+0x449/0x710 [ 5974.162990][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.162990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.162990][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.162990][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.162990][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.162990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.162990][ T10] [ 5974.164578][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5974.164578][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5974.164578][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5974.164578][ T10] ipv6_find_idev+0x102/0x170 [ 5974.164578][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.164578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.164578][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.164578][ T10] netlink_unicast+0x449/0x710 [ 5974.164578][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.164578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.164578][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.164578][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.164578][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.164578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.164578][ T10] [ 5974.166323][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5974.166607][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5974.166607][ T10] dst_init+0x84/0x4a0 [ 5974.166607][ T10] dst_alloc+0x97/0x150 [ 5974.166607][ T10] ip6_dst_alloc+0x23/0x90 [ 5974.166607][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5974.166607][ T10] ip6_pol_route+0x56f/0x840 [ 5974.166607][ T10] fib6_rule_lookup+0x456/0x630 [ 5974.166607][ T10] ip6_route_input+0x59c/0xa50 [ 5974.166607][ T10] ipv6_rcv+0x397/0x810 [ 5974.166607][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5974.166607][ T10] process_backlog+0x101/0x620 [ 5974.166607][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5974.166607][ T10] net_rx_action+0x495/0xbe0 [ 5974.166607][ T10] __do_softirq+0x1b5/0x7f6 [ 5974.166607][ T10] [ 5974.168272][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.168272][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5974.168272][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5974.168272][ T10] fib6_nh_init+0xa22/0x1580 [ 5974.168272][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.168272][ T10] ip6_route_add+0x1c/0x140 [ 5974.168272][ T10] inet6_rtm_newroute+0x104/0x110 [ 5974.168272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.168272][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.168272][ T10] netlink_unicast+0x449/0x710 [ 5974.168272][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.168272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.168272][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.168272][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.168272][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.168272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.168272][ T10] [ 5974.170175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.170175][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.170175][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.170175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.170175][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5974.170175][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5974.170175][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5974.170175][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5974.170175][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5974.170175][ T10] addrconf_dad_begin+0x310/0x670 [ 5974.170175][ T10] addrconf_dad_work+0x10b/0xab0 [ 5974.170175][ T10] process_one_work+0x84d/0x18a0 [ 5974.170175][ T10] worker_thread+0x587/0xd30 [ 5974.170175][ T10] kthread+0x28a/0x350 [ 5974.170175][ T10] ret_from_fork+0x31/0x70 [ 5974.170175][ T10] ret_from_fork_asm+0x1a/0x30 [ 5974.170175][ T10] [ 5974.172112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.172112][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.172112][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.172112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.172112][ T10] ip6_route_add+0x1c/0x140 [ 5974.172112][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5974.172112][ T10] inet6_addr_add+0x4f8/0xa40 [ 5974.172112][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.172112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.172112][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.172112][ T10] netlink_unicast+0x449/0x710 [ 5974.172112][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.172112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.172112][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.172112][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.172112][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.172112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.172112][ T10] [ 5974.174133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.174133][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.174133][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.174133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.174133][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5974.174133][ T10] ipv6_add_addr+0x411/0x2000 [ 5974.174133][ T10] inet6_addr_add+0x30e/0xa40 [ 5974.174133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.174133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.174133][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.174133][ T10] netlink_unicast+0x449/0x710 [ 5974.174133][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.174133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.174133][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.174133][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.174133][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.174133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.174133][ T10] [ 5974.176201][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.176201][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.176201][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.176201][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.176201][ T10] ip6_route_add+0x1c/0x140 [ 5974.176201][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5974.176201][ T10] addrconf_add_dev+0xe2/0x170 [ 5974.176201][ T10] inet6_addr_add+0x12f/0xa40 [ 5974.176201][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.176201][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.176201][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.176201][ T10] netlink_unicast+0x449/0x710 [ 5974.176201][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.176201][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.176201][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.176201][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.176201][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.176201][ T10] [ 5974.178320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.178320][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5974.178320][ T10] ipv6_find_idev+0x102/0x170 [ 5974.178320][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.178320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.178320][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.178320][ T10] netlink_unicast+0x449/0x710 [ 5974.178320][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.178320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.178320][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.178320][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.178320][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.178320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.178320][ T10] [ 5974.180060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5974.180060][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5974.180060][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5974.180060][ T10] ipv6_find_idev+0x102/0x170 [ 5974.180060][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.180060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.180060][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.180060][ T10] netlink_unicast+0x449/0x710 [ 5974.180060][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.180060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.180060][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.180060][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.180060][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.180060][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.180060][ T10] [ 5974.182084][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5974.182336][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5974.182336][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.182336][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.182336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.182336][ T10] ip6_route_add+0x1c/0x140 [ 5974.182336][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5974.182336][ T10] inet6_addr_add+0x4f8/0xa40 [ 5974.182336][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.182336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.182336][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.182336][ T10] netlink_unicast+0x449/0x710 [ 5974.182336][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.182336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.182336][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.182336][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.182336][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.182336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.182336][ T10] [ 5974.184599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5974.184599][ T10] netdev_get_by_index+0x5e/0x80 [ 5974.184599][ T10] fib6_nh_init+0x3d8/0x1580 [ 5974.184599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5974.184599][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5974.184599][ T10] ipv6_add_addr+0x411/0x2000 [ 5974.184599][ T10] inet6_addr_add+0x30e/0xa40 [ 5974.184599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5974.184599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.184599][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.184599][ T10] netlink_unicast+0x449/0x710 [ 5974.184599][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.184599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.184599][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.184599][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.184599][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.184599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.184599][ T10] [ 5974.186855][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5974.186855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5974.186855][ T10] ipv6_find_idev+0x102/0x170 [ 5974.186855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.186855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.186855][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.186855][ T10] netlink_unicast+0x449/0x710 [ 5974.186855][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.186855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.186855][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.186855][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.186855][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.186855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.186855][ T10] [ 5974.188615][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5974.188615][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5974.188615][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5974.188615][ T10] ipv6_find_idev+0x102/0x170 [ 5974.188615][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5974.188615][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5974.188615][ T10] netlink_rcv_skb+0x130/0x360 [ 5974.188615][ T10] netlink_unicast+0x449/0x710 [ 5974.188615][ T10] netlink_sendmsg+0x723/0xbe0 [ 5974.188615][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5974.188615][ T10] ___sys_sendmsg+0xee/0x170 [ 5974.188615][ T10] __sys_sendmsg+0xcd/0x170 [ 5974.188615][ T10] do_syscall_64+0xc6/0x1e0 [ 5974.188615][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5974.188615][ T10] [ 5984.254935][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5984.255403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.255403][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5984.255403][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5984.255403][ T10] fib6_nh_init+0xa22/0x1580 [ 5984.255403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.255403][ T10] ip6_route_add+0x1c/0x140 [ 5984.255403][ T10] inet6_rtm_newroute+0x104/0x110 [ 5984.255403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.255403][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.255403][ T10] netlink_unicast+0x449/0x710 [ 5984.255403][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.255403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.255403][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.255403][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.255403][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.255403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.255403][ T10] [ 5984.257332][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.257332][ T10] dst_init+0x84/0x4a0 [ 5984.257332][ T10] dst_alloc+0x97/0x150 [ 5984.257332][ T10] ip6_dst_alloc+0x23/0x90 [ 5984.257332][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5984.257332][ T10] ip6_pol_route+0x56f/0x840 [ 5984.257332][ T10] fib6_rule_lookup+0x456/0x630 [ 5984.257332][ T10] ip6_route_input+0x59c/0xa50 [ 5984.257332][ T10] ipv6_rcv+0x397/0x810 [ 5984.257332][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5984.257332][ T10] process_backlog+0x101/0x620 [ 5984.257332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5984.257332][ T10] net_rx_action+0x495/0xbe0 [ 5984.257332][ T10] __do_softirq+0x1b5/0x7f6 [ 5984.257332][ T10] [ 5984.259016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.259016][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.259016][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.259016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.259016][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5984.259016][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5984.259016][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5984.259016][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5984.259016][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5984.259016][ T10] addrconf_dad_begin+0x310/0x670 [ 5984.259016][ T10] addrconf_dad_work+0x10b/0xab0 [ 5984.259016][ T10] process_one_work+0x84d/0x18a0 [ 5984.259016][ T10] worker_thread+0x587/0xd30 [ 5984.259016][ T10] kthread+0x28a/0x350 [ 5984.259016][ T10] ret_from_fork+0x31/0x70 [ 5984.259016][ T10] ret_from_fork_asm+0x1a/0x30 [ 5984.259016][ T10] [ 5984.260953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.260953][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.260953][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.260953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.260953][ T10] ip6_route_add+0x1c/0x140 [ 5984.260953][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5984.260953][ T10] inet6_addr_add+0x4f8/0xa40 [ 5984.260953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.260953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.260953][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.260953][ T10] netlink_unicast+0x449/0x710 [ 5984.260953][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.260953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.260953][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.260953][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.260953][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.260953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.260953][ T10] [ 5984.262971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.262971][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.262971][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.262971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.262971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5984.262971][ T10] ipv6_add_addr+0x411/0x2000 [ 5984.262971][ T10] inet6_addr_add+0x30e/0xa40 [ 5984.262971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.262971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.262971][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.262971][ T10] netlink_unicast+0x449/0x710 [ 5984.262971][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.262971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.262971][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.262971][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.262971][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.262971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.262971][ T10] [ 5984.264992][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.264992][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.264992][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.264992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.264992][ T10] ip6_route_add+0x1c/0x140 [ 5984.264992][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5984.264992][ T10] addrconf_add_dev+0xe2/0x170 [ 5984.264992][ T10] inet6_addr_add+0x12f/0xa40 [ 5984.264992][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.264992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.264992][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.264992][ T10] netlink_unicast+0x449/0x710 [ 5984.264992][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.264992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.264992][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.264992][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.264992][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.264992][ T10] [ 5984.266984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.266984][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5984.266984][ T10] ipv6_find_idev+0x102/0x170 [ 5984.266984][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.266984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.266984][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.266984][ T10] netlink_unicast+0x449/0x710 [ 5984.266984][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.266984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.266984][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.266984][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.266984][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.266984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.266984][ T10] [ 5984.268555][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5984.268555][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5984.268555][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5984.268555][ T10] ipv6_find_idev+0x102/0x170 [ 5984.268555][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.268555][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.268555][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.268555][ T10] netlink_unicast+0x449/0x710 [ 5984.268555][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.268555][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.268555][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.268555][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.268555][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.268555][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.268555][ T10] [ 5984.270288][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5984.270573][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5984.270573][ T10] dst_init+0x84/0x4a0 [ 5984.270573][ T10] dst_alloc+0x97/0x150 [ 5984.270573][ T10] ip6_dst_alloc+0x23/0x90 [ 5984.270573][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5984.270573][ T10] ip6_pol_route+0x56f/0x840 [ 5984.270573][ T10] fib6_rule_lookup+0x456/0x630 [ 5984.270573][ T10] ip6_route_input+0x59c/0xa50 [ 5984.270573][ T10] ipv6_rcv+0x397/0x810 [ 5984.270573][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5984.270573][ T10] process_backlog+0x101/0x620 [ 5984.270573][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5984.270573][ T10] net_rx_action+0x495/0xbe0 [ 5984.270573][ T10] __do_softirq+0x1b5/0x7f6 [ 5984.270573][ T10] [ 5984.272234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.272234][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5984.272234][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5984.272234][ T10] fib6_nh_init+0xa22/0x1580 [ 5984.272234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.272234][ T10] ip6_route_add+0x1c/0x140 [ 5984.272234][ T10] inet6_rtm_newroute+0x104/0x110 [ 5984.272234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.272234][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.272234][ T10] netlink_unicast+0x449/0x710 [ 5984.272234][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.272234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.272234][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.272234][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.272234][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.272234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.272234][ T10] [ 5984.274126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.274126][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.274126][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.274126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.274126][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5984.274126][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5984.274126][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5984.274126][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5984.274126][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5984.274126][ T10] addrconf_dad_begin+0x310/0x670 [ 5984.274126][ T10] addrconf_dad_work+0x10b/0xab0 [ 5984.274126][ T10] process_one_work+0x84d/0x18a0 [ 5984.274126][ T10] worker_thread+0x587/0xd30 [ 5984.274126][ T10] kthread+0x28a/0x350 [ 5984.274126][ T10] ret_from_fork+0x31/0x70 [ 5984.274126][ T10] ret_from_fork_asm+0x1a/0x30 [ 5984.274126][ T10] [ 5984.276051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.276051][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.276051][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.276051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.276051][ T10] ip6_route_add+0x1c/0x140 [ 5984.276051][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5984.276051][ T10] inet6_addr_add+0x4f8/0xa40 [ 5984.276051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.276051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.276051][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.276051][ T10] netlink_unicast+0x449/0x710 [ 5984.276051][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.276051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.276051][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.276051][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.276051][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.276051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.276051][ T10] [ 5984.278075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.278075][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.278075][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.278075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.278075][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5984.278075][ T10] ipv6_add_addr+0x411/0x2000 [ 5984.278075][ T10] inet6_addr_add+0x30e/0xa40 [ 5984.278075][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.278075][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.278075][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.278075][ T10] netlink_unicast+0x449/0x710 [ 5984.278075][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.278075][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.278075][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.278075][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.278075][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.278075][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.278075][ T10] [ 5984.280095][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.280095][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.280095][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.280095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.280095][ T10] ip6_route_add+0x1c/0x140 [ 5984.280095][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5984.280095][ T10] addrconf_add_dev+0xe2/0x170 [ 5984.280095][ T10] inet6_addr_add+0x12f/0xa40 [ 5984.280095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.280095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.280095][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.280095][ T10] netlink_unicast+0x449/0x710 [ 5984.280095][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.280095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.280095][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.280095][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.280095][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.280095][ T10] [ 5984.282203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.282203][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5984.282203][ T10] ipv6_find_idev+0x102/0x170 [ 5984.282203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.282203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.282203][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.282203][ T10] netlink_unicast+0x449/0x710 [ 5984.282203][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.282203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.282203][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.282203][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.282203][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.282203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.282203][ T10] [ 5984.284011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5984.284011][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5984.284011][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5984.284011][ T10] ipv6_find_idev+0x102/0x170 [ 5984.284011][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.284011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.284011][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.284011][ T10] netlink_unicast+0x449/0x710 [ 5984.284011][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.284011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.284011][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.284011][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.284011][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.284011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.284011][ T10] [ 5984.285963][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5984.286206][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5984.286206][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.286206][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.286206][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.286206][ T10] ip6_route_add+0x1c/0x140 [ 5984.286206][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5984.286206][ T10] inet6_addr_add+0x4f8/0xa40 [ 5984.286206][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.286206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.286206][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.286206][ T10] netlink_unicast+0x449/0x710 [ 5984.286206][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.286206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.286206][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.286206][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.286206][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.286206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.286206][ T10] [ 5984.288481][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5984.288481][ T10] netdev_get_by_index+0x5e/0x80 [ 5984.288481][ T10] fib6_nh_init+0x3d8/0x1580 [ 5984.288481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5984.288481][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5984.288481][ T10] ipv6_add_addr+0x411/0x2000 [ 5984.288481][ T10] inet6_addr_add+0x30e/0xa40 [ 5984.288481][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5984.288481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.288481][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.288481][ T10] netlink_unicast+0x449/0x710 [ 5984.288481][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.288481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.288481][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.288481][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.288481][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.288481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.288481][ T10] [ 5984.290750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5984.290750][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5984.290750][ T10] ipv6_find_idev+0x102/0x170 [ 5984.290750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.290750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.290750][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.290750][ T10] netlink_unicast+0x449/0x710 [ 5984.290750][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.290750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.290750][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.290750][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.290750][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.290750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.290750][ T10] [ 5984.292569][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5984.292569][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5984.292569][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5984.292569][ T10] ipv6_find_idev+0x102/0x170 [ 5984.292569][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5984.292569][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5984.292569][ T10] netlink_rcv_skb+0x130/0x360 [ 5984.292569][ T10] netlink_unicast+0x449/0x710 [ 5984.292569][ T10] netlink_sendmsg+0x723/0xbe0 [ 5984.292569][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5984.292569][ T10] ___sys_sendmsg+0xee/0x170 [ 5984.292569][ T10] __sys_sendmsg+0xcd/0x170 [ 5984.292569][ T10] do_syscall_64+0xc6/0x1e0 [ 5984.292569][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5984.292569][ T10] [ 5994.542913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 5994.543366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.543366][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5994.543366][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5994.543366][ T10] fib6_nh_init+0xa22/0x1580 [ 5994.543366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.543366][ T10] ip6_route_add+0x1c/0x140 [ 5994.543366][ T10] inet6_rtm_newroute+0x104/0x110 [ 5994.543366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.543366][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.543366][ T10] netlink_unicast+0x449/0x710 [ 5994.543366][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.543366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.543366][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.543366][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.543366][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.543366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.543366][ T10] [ 5994.545291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.545291][ T10] dst_init+0x84/0x4a0 [ 5994.545291][ T10] dst_alloc+0x97/0x150 [ 5994.545291][ T10] ip6_dst_alloc+0x23/0x90 [ 5994.545291][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5994.545291][ T10] ip6_pol_route+0x56f/0x840 [ 5994.545291][ T10] fib6_rule_lookup+0x456/0x630 [ 5994.545291][ T10] ip6_route_input+0x59c/0xa50 [ 5994.545291][ T10] ipv6_rcv+0x397/0x810 [ 5994.545291][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5994.545291][ T10] process_backlog+0x101/0x620 [ 5994.545291][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5994.545291][ T10] net_rx_action+0x495/0xbe0 [ 5994.545291][ T10] __do_softirq+0x1b5/0x7f6 [ 5994.545291][ T10] [ 5994.546946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.546946][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.546946][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.546946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.546946][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5994.546946][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5994.546946][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5994.546946][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5994.546946][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5994.546946][ T10] addrconf_dad_begin+0x310/0x670 [ 5994.546946][ T10] addrconf_dad_work+0x10b/0xab0 [ 5994.546946][ T10] process_one_work+0x84d/0x18a0 [ 5994.546946][ T10] worker_thread+0x587/0xd30 [ 5994.546946][ T10] kthread+0x28a/0x350 [ 5994.546946][ T10] ret_from_fork+0x31/0x70 [ 5994.546946][ T10] ret_from_fork_asm+0x1a/0x30 [ 5994.546946][ T10] [ 5994.548880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.548880][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.548880][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.548880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.548880][ T10] ip6_route_add+0x1c/0x140 [ 5994.548880][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5994.548880][ T10] inet6_addr_add+0x4f8/0xa40 [ 5994.548880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.548880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.548880][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.548880][ T10] netlink_unicast+0x449/0x710 [ 5994.548880][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.548880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.548880][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.548880][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.548880][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.548880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.548880][ T10] [ 5994.550890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.550890][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.550890][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.550890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.550890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5994.550890][ T10] ipv6_add_addr+0x411/0x2000 [ 5994.550890][ T10] inet6_addr_add+0x30e/0xa40 [ 5994.550890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.550890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.550890][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.550890][ T10] netlink_unicast+0x449/0x710 [ 5994.550890][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.550890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.550890][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.550890][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.550890][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.550890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.550890][ T10] [ 5994.552892][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.552892][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.552892][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.552892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.552892][ T10] ip6_route_add+0x1c/0x140 [ 5994.552892][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5994.552892][ T10] addrconf_add_dev+0xe2/0x170 [ 5994.552892][ T10] inet6_addr_add+0x12f/0xa40 [ 5994.552892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.552892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.552892][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.552892][ T10] netlink_unicast+0x449/0x710 [ 5994.552892][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.552892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.552892][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.552892][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.552892][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.552892][ T10] [ 5994.554872][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.554872][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5994.554872][ T10] ipv6_find_idev+0x102/0x170 [ 5994.554872][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.554872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.554872][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.554872][ T10] netlink_unicast+0x449/0x710 [ 5994.554872][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.554872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.554872][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.554872][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.554872][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.554872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.554872][ T10] [ 5994.556422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 5994.556422][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5994.556422][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5994.556422][ T10] ipv6_find_idev+0x102/0x170 [ 5994.556422][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.556422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.556422][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.556422][ T10] netlink_unicast+0x449/0x710 [ 5994.556422][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.556422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.556422][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.556422][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.556422][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.556422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.556422][ T10] [ 5994.558137][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 5994.558424][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 5994.558424][ T10] dst_init+0x84/0x4a0 [ 5994.558424][ T10] dst_alloc+0x97/0x150 [ 5994.558424][ T10] ip6_dst_alloc+0x23/0x90 [ 5994.558424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 5994.558424][ T10] ip6_pol_route+0x56f/0x840 [ 5994.558424][ T10] fib6_rule_lookup+0x456/0x630 [ 5994.558424][ T10] ip6_route_input+0x59c/0xa50 [ 5994.558424][ T10] ipv6_rcv+0x397/0x810 [ 5994.558424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 5994.558424][ T10] process_backlog+0x101/0x620 [ 5994.558424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 5994.558424][ T10] net_rx_action+0x495/0xbe0 [ 5994.558424][ T10] __do_softirq+0x1b5/0x7f6 [ 5994.558424][ T10] [ 5994.560074][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.560074][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 5994.560074][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 5994.560074][ T10] fib6_nh_init+0xa22/0x1580 [ 5994.560074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.560074][ T10] ip6_route_add+0x1c/0x140 [ 5994.560074][ T10] inet6_rtm_newroute+0x104/0x110 [ 5994.560074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.560074][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.560074][ T10] netlink_unicast+0x449/0x710 [ 5994.560074][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.560074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.560074][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.560074][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.560074][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.560074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.560074][ T10] [ 5994.561965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.561965][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.561965][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.561965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.561965][ T10] addrconf_f6i_alloc+0x265/0x560 [ 5994.561965][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 5994.561965][ T10] addrconf_join_anycast+0x1c0/0x220 [ 5994.561965][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 5994.561965][ T10] addrconf_dad_completed+0x12b/0xe20 [ 5994.561965][ T10] addrconf_dad_begin+0x310/0x670 [ 5994.561965][ T10] addrconf_dad_work+0x10b/0xab0 [ 5994.561965][ T10] process_one_work+0x84d/0x18a0 [ 5994.561965][ T10] worker_thread+0x587/0xd30 [ 5994.561965][ T10] kthread+0x28a/0x350 [ 5994.561965][ T10] ret_from_fork+0x31/0x70 [ 5994.561965][ T10] ret_from_fork_asm+0x1a/0x30 [ 5994.561965][ T10] [ 5994.563876][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.563876][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.563876][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.563876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.563876][ T10] ip6_route_add+0x1c/0x140 [ 5994.563876][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5994.563876][ T10] inet6_addr_add+0x4f8/0xa40 [ 5994.563876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.563876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.563876][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.563876][ T10] netlink_unicast+0x449/0x710 [ 5994.563876][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.563876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.563876][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.563876][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.563876][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.563876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.563876][ T10] [ 5994.565882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.565882][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.565882][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.565882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.565882][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5994.565882][ T10] ipv6_add_addr+0x411/0x2000 [ 5994.565882][ T10] inet6_addr_add+0x30e/0xa40 [ 5994.565882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.565882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.565882][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.565882][ T10] netlink_unicast+0x449/0x710 [ 5994.565882][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.565882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.565882][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.565882][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.565882][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.565882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.565882][ T10] [ 5994.567894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.567894][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.567894][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.567894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.567894][ T10] ip6_route_add+0x1c/0x140 [ 5994.567894][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 5994.567894][ T10] addrconf_add_dev+0xe2/0x170 [ 5994.567894][ T10] inet6_addr_add+0x12f/0xa40 [ 5994.567894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.567894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.567894][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.567894][ T10] netlink_unicast+0x449/0x710 [ 5994.567894][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.567894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.567894][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.567894][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.567894][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.567894][ T10] [ 5994.570007][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.570007][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5994.570007][ T10] ipv6_find_idev+0x102/0x170 [ 5994.570007][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.570007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.570007][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.570007][ T10] netlink_unicast+0x449/0x710 [ 5994.570007][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.570007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.570007][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.570007][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.570007][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.570007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.570007][ T10] [ 5994.571726][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 5994.571726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5994.571726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5994.571726][ T10] ipv6_find_idev+0x102/0x170 [ 5994.571726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.571726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.571726][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.571726][ T10] netlink_unicast+0x449/0x710 [ 5994.571726][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.571726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.571726][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.571726][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.571726][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.571726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.571726][ T10] [ 5994.573713][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5994.573964][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5994.573964][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.573964][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.573964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.573964][ T10] ip6_route_add+0x1c/0x140 [ 5994.573964][ T10] addrconf_prefix_route+0x2a6/0x430 [ 5994.573964][ T10] inet6_addr_add+0x4f8/0xa40 [ 5994.573964][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.573964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.573964][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.573964][ T10] netlink_unicast+0x449/0x710 [ 5994.573964][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.573964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.573964][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.573964][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.573964][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.573964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.573964][ T10] [ 5994.576212][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5994.576212][ T10] netdev_get_by_index+0x5e/0x80 [ 5994.576212][ T10] fib6_nh_init+0x3d8/0x1580 [ 5994.576212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 5994.576212][ T10] addrconf_f6i_alloc+0x315/0x560 [ 5994.576212][ T10] ipv6_add_addr+0x411/0x2000 [ 5994.576212][ T10] inet6_addr_add+0x30e/0xa40 [ 5994.576212][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 5994.576212][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.576212][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.576212][ T10] netlink_unicast+0x449/0x710 [ 5994.576212][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.576212][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.576212][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.576212][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.576212][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.576212][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.576212][ T10] [ 5994.578397][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5994.578397][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 5994.578397][ T10] ipv6_find_idev+0x102/0x170 [ 5994.578397][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.578397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.578397][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.578397][ T10] netlink_unicast+0x449/0x710 [ 5994.578397][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.578397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.578397][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.578397][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.578397][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.578397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.578397][ T10] [ 5994.580126][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 5994.580126][ T10] neigh_parms_alloc+0x1e5/0x510 [ 5994.580126][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 5994.580126][ T10] ipv6_find_idev+0x102/0x170 [ 5994.580126][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 5994.580126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 5994.580126][ T10] netlink_rcv_skb+0x130/0x360 [ 5994.580126][ T10] netlink_unicast+0x449/0x710 [ 5994.580126][ T10] netlink_sendmsg+0x723/0xbe0 [ 5994.580126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 5994.580126][ T10] ___sys_sendmsg+0xee/0x170 [ 5994.580126][ T10] __sys_sendmsg+0xcd/0x170 [ 5994.580126][ T10] do_syscall_64+0xc6/0x1e0 [ 5994.580126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 5994.580126][ T10] [ 6004.830917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6004.831365][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.831365][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6004.831365][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6004.831365][ T10] fib6_nh_init+0xa22/0x1580 [ 6004.831365][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.831365][ T10] ip6_route_add+0x1c/0x140 [ 6004.831365][ T10] inet6_rtm_newroute+0x104/0x110 [ 6004.831365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.831365][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.831365][ T10] netlink_unicast+0x449/0x710 [ 6004.831365][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.831365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.831365][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.831365][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.831365][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.831365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.831365][ T10] [ 6004.833291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.833291][ T10] dst_init+0x84/0x4a0 [ 6004.833291][ T10] dst_alloc+0x97/0x150 [ 6004.833291][ T10] ip6_dst_alloc+0x23/0x90 [ 6004.833291][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6004.833291][ T10] ip6_pol_route+0x56f/0x840 [ 6004.833291][ T10] fib6_rule_lookup+0x456/0x630 [ 6004.833291][ T10] ip6_route_input+0x59c/0xa50 [ 6004.833291][ T10] ipv6_rcv+0x397/0x810 [ 6004.833291][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6004.833291][ T10] process_backlog+0x101/0x620 [ 6004.833291][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6004.833291][ T10] net_rx_action+0x495/0xbe0 [ 6004.833291][ T10] __do_softirq+0x1b5/0x7f6 [ 6004.833291][ T10] [ 6004.834949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.834949][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.834949][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.834949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.834949][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6004.834949][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6004.834949][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6004.834949][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6004.834949][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6004.834949][ T10] addrconf_dad_begin+0x310/0x670 [ 6004.834949][ T10] addrconf_dad_work+0x10b/0xab0 [ 6004.834949][ T10] process_one_work+0x84d/0x18a0 [ 6004.834949][ T10] worker_thread+0x587/0xd30 [ 6004.834949][ T10] kthread+0x28a/0x350 [ 6004.834949][ T10] ret_from_fork+0x31/0x70 [ 6004.834949][ T10] ret_from_fork_asm+0x1a/0x30 [ 6004.834949][ T10] [ 6004.836876][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.836876][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.836876][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.836876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.836876][ T10] ip6_route_add+0x1c/0x140 [ 6004.836876][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6004.836876][ T10] inet6_addr_add+0x4f8/0xa40 [ 6004.836876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.836876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.836876][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.836876][ T10] netlink_unicast+0x449/0x710 [ 6004.836876][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.836876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.836876][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.836876][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.836876][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.836876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.836876][ T10] [ 6004.838894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.838894][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.838894][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.838894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.838894][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6004.838894][ T10] ipv6_add_addr+0x411/0x2000 [ 6004.838894][ T10] inet6_addr_add+0x30e/0xa40 [ 6004.838894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.838894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.838894][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.838894][ T10] netlink_unicast+0x449/0x710 [ 6004.838894][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.838894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.838894][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.838894][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.838894][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.838894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.838894][ T10] [ 6004.840898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.840898][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.840898][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.840898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.840898][ T10] ip6_route_add+0x1c/0x140 [ 6004.840898][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6004.840898][ T10] addrconf_add_dev+0xe2/0x170 [ 6004.840898][ T10] inet6_addr_add+0x12f/0xa40 [ 6004.840898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.840898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.840898][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.840898][ T10] netlink_unicast+0x449/0x710 [ 6004.840898][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.840898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.840898][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.840898][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.840898][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.840898][ T10] [ 6004.842882][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.842882][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6004.842882][ T10] ipv6_find_idev+0x102/0x170 [ 6004.842882][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.842882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.842882][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.842882][ T10] netlink_unicast+0x449/0x710 [ 6004.842882][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.842882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.842882][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.842882][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.842882][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.842882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.842882][ T10] [ 6004.844423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6004.844423][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6004.844423][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6004.844423][ T10] ipv6_find_idev+0x102/0x170 [ 6004.844423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.844423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.844423][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.844423][ T10] netlink_unicast+0x449/0x710 [ 6004.844423][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.844423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.844423][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.844423][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.844423][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.844423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.844423][ T10] [ 6004.846123][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6004.846395][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6004.846395][ T10] dst_init+0x84/0x4a0 [ 6004.846395][ T10] dst_alloc+0x97/0x150 [ 6004.846395][ T10] ip6_dst_alloc+0x23/0x90 [ 6004.846395][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6004.846395][ T10] ip6_pol_route+0x56f/0x840 [ 6004.846395][ T10] fib6_rule_lookup+0x456/0x630 [ 6004.846395][ T10] ip6_route_input+0x59c/0xa50 [ 6004.846395][ T10] ipv6_rcv+0x397/0x810 [ 6004.846395][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6004.846395][ T10] process_backlog+0x101/0x620 [ 6004.846395][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6004.846395][ T10] net_rx_action+0x495/0xbe0 [ 6004.846395][ T10] __do_softirq+0x1b5/0x7f6 [ 6004.846395][ T10] [ 6004.848057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.848057][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6004.848057][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6004.848057][ T10] fib6_nh_init+0xa22/0x1580 [ 6004.848057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.848057][ T10] ip6_route_add+0x1c/0x140 [ 6004.848057][ T10] inet6_rtm_newroute+0x104/0x110 [ 6004.848057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.848057][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.848057][ T10] netlink_unicast+0x449/0x710 [ 6004.848057][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.848057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.848057][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.848057][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.848057][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.848057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.848057][ T10] [ 6004.849934][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.849934][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.849934][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.849934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.849934][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6004.849934][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6004.849934][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6004.849934][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6004.849934][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6004.849934][ T10] addrconf_dad_begin+0x310/0x670 [ 6004.849934][ T10] addrconf_dad_work+0x10b/0xab0 [ 6004.849934][ T10] process_one_work+0x84d/0x18a0 [ 6004.849934][ T10] worker_thread+0x587/0xd30 [ 6004.849934][ T10] kthread+0x28a/0x350 [ 6004.849934][ T10] ret_from_fork+0x31/0x70 [ 6004.849934][ T10] ret_from_fork_asm+0x1a/0x30 [ 6004.849934][ T10] [ 6004.851847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.851847][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.851847][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.851847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.851847][ T10] ip6_route_add+0x1c/0x140 [ 6004.851847][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6004.851847][ T10] inet6_addr_add+0x4f8/0xa40 [ 6004.851847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.851847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.851847][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.851847][ T10] netlink_unicast+0x449/0x710 [ 6004.851847][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.851847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.851847][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.851847][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.851847][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.851847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.851847][ T10] [ 6004.853858][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.853858][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.853858][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.853858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.853858][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6004.853858][ T10] ipv6_add_addr+0x411/0x2000 [ 6004.853858][ T10] inet6_addr_add+0x30e/0xa40 [ 6004.853858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.853858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.853858][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.853858][ T10] netlink_unicast+0x449/0x710 [ 6004.853858][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.853858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.853858][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.853858][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.853858][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.853858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.853858][ T10] [ 6004.855857][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.855857][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.855857][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.855857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.855857][ T10] ip6_route_add+0x1c/0x140 [ 6004.855857][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6004.855857][ T10] addrconf_add_dev+0xe2/0x170 [ 6004.855857][ T10] inet6_addr_add+0x12f/0xa40 [ 6004.855857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.855857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.855857][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.855857][ T10] netlink_unicast+0x449/0x710 [ 6004.855857][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.855857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.855857][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.855857][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.855857][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.855857][ T10] [ 6004.858028][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.858028][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6004.858028][ T10] ipv6_find_idev+0x102/0x170 [ 6004.858028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.858028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.858028][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.858028][ T10] netlink_unicast+0x449/0x710 [ 6004.858028][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.858028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.858028][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.858028][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.858028][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.858028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.858028][ T10] [ 6004.859742][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6004.859742][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6004.859742][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6004.859742][ T10] ipv6_find_idev+0x102/0x170 [ 6004.859742][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.859742][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.859742][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.859742][ T10] netlink_unicast+0x449/0x710 [ 6004.859742][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.859742][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.859742][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.859742][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.859742][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.859742][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.859742][ T10] [ 6004.861655][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6004.861907][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6004.861907][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.861907][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.861907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.861907][ T10] ip6_route_add+0x1c/0x140 [ 6004.861907][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6004.861907][ T10] inet6_addr_add+0x4f8/0xa40 [ 6004.861907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.861907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.861907][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.861907][ T10] netlink_unicast+0x449/0x710 [ 6004.861907][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.861907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.861907][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.861907][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.861907][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.861907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.861907][ T10] [ 6004.864155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6004.864155][ T10] netdev_get_by_index+0x5e/0x80 [ 6004.864155][ T10] fib6_nh_init+0x3d8/0x1580 [ 6004.864155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6004.864155][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6004.864155][ T10] ipv6_add_addr+0x411/0x2000 [ 6004.864155][ T10] inet6_addr_add+0x30e/0xa40 [ 6004.864155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6004.864155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.864155][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.864155][ T10] netlink_unicast+0x449/0x710 [ 6004.864155][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.864155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.864155][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.864155][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.864155][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.864155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.864155][ T10] [ 6004.866391][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6004.866391][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6004.866391][ T10] ipv6_find_idev+0x102/0x170 [ 6004.866391][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.866391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.866391][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.866391][ T10] netlink_unicast+0x449/0x710 [ 6004.866391][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.866391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.866391][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.866391][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.866391][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.866391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.866391][ T10] [ 6004.868190][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6004.868190][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6004.868190][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6004.868190][ T10] ipv6_find_idev+0x102/0x170 [ 6004.868190][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6004.868190][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6004.868190][ T10] netlink_rcv_skb+0x130/0x360 [ 6004.868190][ T10] netlink_unicast+0x449/0x710 [ 6004.868190][ T10] netlink_sendmsg+0x723/0xbe0 [ 6004.868190][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6004.868190][ T10] ___sys_sendmsg+0xee/0x170 [ 6004.868190][ T10] __sys_sendmsg+0xcd/0x170 [ 6004.868190][ T10] do_syscall_64+0xc6/0x1e0 [ 6004.868190][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6004.868190][ T10] [ 6015.118850][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6015.119289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.119289][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6015.119289][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6015.119289][ T10] fib6_nh_init+0xa22/0x1580 [ 6015.119289][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.119289][ T10] ip6_route_add+0x1c/0x140 [ 6015.119289][ T10] inet6_rtm_newroute+0x104/0x110 [ 6015.119289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.119289][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.119289][ T10] netlink_unicast+0x449/0x710 [ 6015.119289][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.119289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.119289][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.119289][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.119289][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.119289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.119289][ T10] [ 6015.121214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.121214][ T10] dst_init+0x84/0x4a0 [ 6015.121214][ T10] dst_alloc+0x97/0x150 [ 6015.121214][ T10] ip6_dst_alloc+0x23/0x90 [ 6015.121214][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6015.121214][ T10] ip6_pol_route+0x56f/0x840 [ 6015.121214][ T10] fib6_rule_lookup+0x456/0x630 [ 6015.121214][ T10] ip6_route_input+0x59c/0xa50 [ 6015.121214][ T10] ipv6_rcv+0x397/0x810 [ 6015.121214][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6015.121214][ T10] process_backlog+0x101/0x620 [ 6015.121214][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6015.121214][ T10] net_rx_action+0x495/0xbe0 [ 6015.121214][ T10] __do_softirq+0x1b5/0x7f6 [ 6015.121214][ T10] [ 6015.122880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.122880][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.122880][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.122880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.122880][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6015.122880][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6015.122880][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6015.122880][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6015.122880][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6015.122880][ T10] addrconf_dad_begin+0x310/0x670 [ 6015.122880][ T10] addrconf_dad_work+0x10b/0xab0 [ 6015.122880][ T10] process_one_work+0x84d/0x18a0 [ 6015.122880][ T10] worker_thread+0x587/0xd30 [ 6015.122880][ T10] kthread+0x28a/0x350 [ 6015.122880][ T10] ret_from_fork+0x31/0x70 [ 6015.122880][ T10] ret_from_fork_asm+0x1a/0x30 [ 6015.122880][ T10] [ 6015.124803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.124803][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.124803][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.124803][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.124803][ T10] ip6_route_add+0x1c/0x140 [ 6015.124803][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6015.124803][ T10] inet6_addr_add+0x4f8/0xa40 [ 6015.124803][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.124803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.124803][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.124803][ T10] netlink_unicast+0x449/0x710 [ 6015.124803][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.124803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.124803][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.124803][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.124803][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.124803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.124803][ T10] [ 6015.126856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.126856][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.126856][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.126856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.126856][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6015.126856][ T10] ipv6_add_addr+0x411/0x2000 [ 6015.126856][ T10] inet6_addr_add+0x30e/0xa40 [ 6015.126856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.126856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.126856][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.126856][ T10] netlink_unicast+0x449/0x710 [ 6015.126856][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.126856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.126856][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.126856][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.126856][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.126856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.126856][ T10] [ 6015.128900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.128900][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.128900][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.128900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.128900][ T10] ip6_route_add+0x1c/0x140 [ 6015.128900][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6015.128900][ T10] addrconf_add_dev+0xe2/0x170 [ 6015.128900][ T10] inet6_addr_add+0x12f/0xa40 [ 6015.128900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.128900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.128900][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.128900][ T10] netlink_unicast+0x449/0x710 [ 6015.128900][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.128900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.128900][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.128900][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.128900][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.128900][ T10] [ 6015.130866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.130866][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6015.130866][ T10] ipv6_find_idev+0x102/0x170 [ 6015.130866][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.130866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.130866][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.130866][ T10] netlink_unicast+0x449/0x710 [ 6015.130866][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.130866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.130866][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.130866][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.130866][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.130866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.130866][ T10] [ 6015.132434][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6015.132434][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6015.132434][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6015.132434][ T10] ipv6_find_idev+0x102/0x170 [ 6015.132434][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.132434][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.132434][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.132434][ T10] netlink_unicast+0x449/0x710 [ 6015.132434][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.132434][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.132434][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.132434][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.132434][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.132434][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.132434][ T10] [ 6015.134138][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6015.134425][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6015.134425][ T10] dst_init+0x84/0x4a0 [ 6015.134425][ T10] dst_alloc+0x97/0x150 [ 6015.134425][ T10] ip6_dst_alloc+0x23/0x90 [ 6015.134425][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6015.134425][ T10] ip6_pol_route+0x56f/0x840 [ 6015.134425][ T10] fib6_rule_lookup+0x456/0x630 [ 6015.134425][ T10] ip6_route_input+0x59c/0xa50 [ 6015.134425][ T10] ipv6_rcv+0x397/0x810 [ 6015.134425][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6015.134425][ T10] process_backlog+0x101/0x620 [ 6015.134425][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6015.134425][ T10] net_rx_action+0x495/0xbe0 [ 6015.134425][ T10] __do_softirq+0x1b5/0x7f6 [ 6015.134425][ T10] [ 6015.136081][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.136081][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6015.136081][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6015.136081][ T10] fib6_nh_init+0xa22/0x1580 [ 6015.136081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.136081][ T10] ip6_route_add+0x1c/0x140 [ 6015.136081][ T10] inet6_rtm_newroute+0x104/0x110 [ 6015.136081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.136081][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.136081][ T10] netlink_unicast+0x449/0x710 [ 6015.136081][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.136081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.136081][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.136081][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.136081][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.136081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.136081][ T10] [ 6015.138008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.138008][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.138008][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.138008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.138008][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6015.138008][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6015.138008][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6015.138008][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6015.138008][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6015.138008][ T10] addrconf_dad_begin+0x310/0x670 [ 6015.138008][ T10] addrconf_dad_work+0x10b/0xab0 [ 6015.138008][ T10] process_one_work+0x84d/0x18a0 [ 6015.138008][ T10] worker_thread+0x587/0xd30 [ 6015.138008][ T10] kthread+0x28a/0x350 [ 6015.138008][ T10] ret_from_fork+0x31/0x70 [ 6015.138008][ T10] ret_from_fork_asm+0x1a/0x30 [ 6015.138008][ T10] [ 6015.139933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.139933][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.139933][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.139933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.139933][ T10] ip6_route_add+0x1c/0x140 [ 6015.139933][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6015.139933][ T10] inet6_addr_add+0x4f8/0xa40 [ 6015.139933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.139933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.139933][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.139933][ T10] netlink_unicast+0x449/0x710 [ 6015.139933][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.139933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.139933][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.139933][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.139933][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.139933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.139933][ T10] [ 6015.141944][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.141944][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.141944][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.141944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.141944][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6015.141944][ T10] ipv6_add_addr+0x411/0x2000 [ 6015.141944][ T10] inet6_addr_add+0x30e/0xa40 [ 6015.141944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.141944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.141944][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.141944][ T10] netlink_unicast+0x449/0x710 [ 6015.141944][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.141944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.141944][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.141944][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.141944][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.141944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.141944][ T10] [ 6015.143965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.143965][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.143965][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.143965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.143965][ T10] ip6_route_add+0x1c/0x140 [ 6015.143965][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6015.143965][ T10] addrconf_add_dev+0xe2/0x170 [ 6015.143965][ T10] inet6_addr_add+0x12f/0xa40 [ 6015.143965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.143965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.143965][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.143965][ T10] netlink_unicast+0x449/0x710 [ 6015.143965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.143965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.143965][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.143965][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.143965][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.143965][ T10] [ 6015.146073][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.146073][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6015.146073][ T10] ipv6_find_idev+0x102/0x170 [ 6015.146073][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.146073][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.146073][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.146073][ T10] netlink_unicast+0x449/0x710 [ 6015.146073][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.146073][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.146073][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.146073][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.146073][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.146073][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.146073][ T10] [ 6015.147695][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6015.147695][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6015.147695][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6015.147695][ T10] ipv6_find_idev+0x102/0x170 [ 6015.147695][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.147695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.147695][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.147695][ T10] netlink_unicast+0x449/0x710 [ 6015.147695][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.147695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.147695][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.147695][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.147695][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.147695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.147695][ T10] [ 6015.149537][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6015.149785][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6015.149785][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.149785][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.149785][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.149785][ T10] ip6_route_add+0x1c/0x140 [ 6015.149785][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6015.149785][ T10] inet6_addr_add+0x4f8/0xa40 [ 6015.149785][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.149785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.149785][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.149785][ T10] netlink_unicast+0x449/0x710 [ 6015.149785][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.149785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.149785][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.149785][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.149785][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.149785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.149785][ T10] [ 6015.151934][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6015.151934][ T10] netdev_get_by_index+0x5e/0x80 [ 6015.151934][ T10] fib6_nh_init+0x3d8/0x1580 [ 6015.151934][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6015.151934][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6015.151934][ T10] ipv6_add_addr+0x411/0x2000 [ 6015.151934][ T10] inet6_addr_add+0x30e/0xa40 [ 6015.151934][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6015.151934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.151934][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.151934][ T10] netlink_unicast+0x449/0x710 [ 6015.151934][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.151934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.151934][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.151934][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.151934][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.151934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.151934][ T10] [ 6015.154062][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6015.154062][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6015.154062][ T10] ipv6_find_idev+0x102/0x170 [ 6015.154062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.154062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.154062][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.154062][ T10] netlink_unicast+0x449/0x710 [ 6015.154062][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.154062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.154062][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.154062][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.154062][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.154062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.154062][ T10] [ 6015.155743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6015.155743][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6015.155743][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6015.155743][ T10] ipv6_find_idev+0x102/0x170 [ 6015.155743][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6015.155743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6015.155743][ T10] netlink_rcv_skb+0x130/0x360 [ 6015.155743][ T10] netlink_unicast+0x449/0x710 [ 6015.155743][ T10] netlink_sendmsg+0x723/0xbe0 [ 6015.155743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6015.155743][ T10] ___sys_sendmsg+0xee/0x170 [ 6015.155743][ T10] __sys_sendmsg+0xcd/0x170 [ 6015.155743][ T10] do_syscall_64+0xc6/0x1e0 [ 6015.155743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6015.155743][ T10] [ 6025.406931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6025.407397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.407397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6025.407397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6025.407397][ T10] fib6_nh_init+0xa22/0x1580 [ 6025.407397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.407397][ T10] ip6_route_add+0x1c/0x140 [ 6025.407397][ T10] inet6_rtm_newroute+0x104/0x110 [ 6025.407397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.407397][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.407397][ T10] netlink_unicast+0x449/0x710 [ 6025.407397][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.407397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.407397][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.407397][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.407397][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.407397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.407397][ T10] [ 6025.409313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.409313][ T10] dst_init+0x84/0x4a0 [ 6025.409313][ T10] dst_alloc+0x97/0x150 [ 6025.409313][ T10] ip6_dst_alloc+0x23/0x90 [ 6025.409313][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6025.409313][ T10] ip6_pol_route+0x56f/0x840 [ 6025.409313][ T10] fib6_rule_lookup+0x456/0x630 [ 6025.409313][ T10] ip6_route_input+0x59c/0xa50 [ 6025.409313][ T10] ipv6_rcv+0x397/0x810 [ 6025.409313][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6025.409313][ T10] process_backlog+0x101/0x620 [ 6025.409313][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6025.409313][ T10] net_rx_action+0x495/0xbe0 [ 6025.409313][ T10] __do_softirq+0x1b5/0x7f6 [ 6025.409313][ T10] [ 6025.410964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.410964][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.410964][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.410964][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.410964][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6025.410964][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6025.410964][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6025.410964][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6025.410964][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6025.410964][ T10] addrconf_dad_begin+0x310/0x670 [ 6025.410964][ T10] addrconf_dad_work+0x10b/0xab0 [ 6025.410964][ T10] process_one_work+0x84d/0x18a0 [ 6025.410964][ T10] worker_thread+0x587/0xd30 [ 6025.410964][ T10] kthread+0x28a/0x350 [ 6025.410964][ T10] ret_from_fork+0x31/0x70 [ 6025.410964][ T10] ret_from_fork_asm+0x1a/0x30 [ 6025.410964][ T10] [ 6025.412884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.412884][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.412884][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.412884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.412884][ T10] ip6_route_add+0x1c/0x140 [ 6025.412884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6025.412884][ T10] inet6_addr_add+0x4f8/0xa40 [ 6025.412884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.412884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.412884][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.412884][ T10] netlink_unicast+0x449/0x710 [ 6025.412884][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.412884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.412884][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.412884][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.412884][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.412884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.412884][ T10] [ 6025.414879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.414879][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.414879][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.414879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.414879][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6025.414879][ T10] ipv6_add_addr+0x411/0x2000 [ 6025.414879][ T10] inet6_addr_add+0x30e/0xa40 [ 6025.414879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.414879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.414879][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.414879][ T10] netlink_unicast+0x449/0x710 [ 6025.414879][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.414879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.414879][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.414879][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.414879][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.414879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.414879][ T10] [ 6025.416879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.416879][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.416879][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.416879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.416879][ T10] ip6_route_add+0x1c/0x140 [ 6025.416879][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6025.416879][ T10] addrconf_add_dev+0xe2/0x170 [ 6025.416879][ T10] inet6_addr_add+0x12f/0xa40 [ 6025.416879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.416879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.416879][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.416879][ T10] netlink_unicast+0x449/0x710 [ 6025.416879][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.416879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.416879][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.416879][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.416879][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.416879][ T10] [ 6025.418855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.418855][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6025.418855][ T10] ipv6_find_idev+0x102/0x170 [ 6025.418855][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.418855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.418855][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.418855][ T10] netlink_unicast+0x449/0x710 [ 6025.418855][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.418855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.418855][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.418855][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.418855][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.418855][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.418855][ T10] [ 6025.420395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6025.420395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6025.420395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6025.420395][ T10] ipv6_find_idev+0x102/0x170 [ 6025.420395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.420395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.420395][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.420395][ T10] netlink_unicast+0x449/0x710 [ 6025.420395][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.420395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.420395][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.420395][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.420395][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.420395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.420395][ T10] [ 6025.422107][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6025.422389][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6025.422389][ T10] dst_init+0x84/0x4a0 [ 6025.422389][ T10] dst_alloc+0x97/0x150 [ 6025.422389][ T10] ip6_dst_alloc+0x23/0x90 [ 6025.422389][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6025.422389][ T10] ip6_pol_route+0x56f/0x840 [ 6025.422389][ T10] fib6_rule_lookup+0x456/0x630 [ 6025.422389][ T10] ip6_route_input+0x59c/0xa50 [ 6025.422389][ T10] ipv6_rcv+0x397/0x810 [ 6025.422389][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6025.422389][ T10] process_backlog+0x101/0x620 [ 6025.422389][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6025.422389][ T10] net_rx_action+0x495/0xbe0 [ 6025.422389][ T10] __do_softirq+0x1b5/0x7f6 [ 6025.422389][ T10] [ 6025.424023][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.424023][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6025.424023][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6025.424023][ T10] fib6_nh_init+0xa22/0x1580 [ 6025.424023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.424023][ T10] ip6_route_add+0x1c/0x140 [ 6025.424023][ T10] inet6_rtm_newroute+0x104/0x110 [ 6025.424023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.424023][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.424023][ T10] netlink_unicast+0x449/0x710 [ 6025.424023][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.424023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.424023][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.424023][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.424023][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.424023][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.424023][ T10] [ 6025.425899][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.425899][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.425899][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.425899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.425899][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6025.425899][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6025.425899][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6025.425899][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6025.425899][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6025.425899][ T10] addrconf_dad_begin+0x310/0x670 [ 6025.425899][ T10] addrconf_dad_work+0x10b/0xab0 [ 6025.425899][ T10] process_one_work+0x84d/0x18a0 [ 6025.425899][ T10] worker_thread+0x587/0xd30 [ 6025.425899][ T10] kthread+0x28a/0x350 [ 6025.425899][ T10] ret_from_fork+0x31/0x70 [ 6025.425899][ T10] ret_from_fork_asm+0x1a/0x30 [ 6025.425899][ T10] [ 6025.427806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.427806][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.427806][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.427806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.427806][ T10] ip6_route_add+0x1c/0x140 [ 6025.427806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6025.427806][ T10] inet6_addr_add+0x4f8/0xa40 [ 6025.427806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.427806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.427806][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.427806][ T10] netlink_unicast+0x449/0x710 [ 6025.427806][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.427806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.427806][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.427806][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.427806][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.427806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.427806][ T10] [ 6025.429790][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.429790][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.429790][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.429790][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.429790][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6025.429790][ T10] ipv6_add_addr+0x411/0x2000 [ 6025.429790][ T10] inet6_addr_add+0x30e/0xa40 [ 6025.429790][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.429790][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.429790][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.429790][ T10] netlink_unicast+0x449/0x710 [ 6025.429790][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.429790][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.429790][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.429790][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.429790][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.429790][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.429790][ T10] [ 6025.431794][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.431794][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.431794][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.431794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.431794][ T10] ip6_route_add+0x1c/0x140 [ 6025.431794][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6025.431794][ T10] addrconf_add_dev+0xe2/0x170 [ 6025.431794][ T10] inet6_addr_add+0x12f/0xa40 [ 6025.431794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.431794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.431794][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.431794][ T10] netlink_unicast+0x449/0x710 [ 6025.431794][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.431794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.431794][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.431794][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.431794][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.431794][ T10] [ 6025.433957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.433957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6025.433957][ T10] ipv6_find_idev+0x102/0x170 [ 6025.433957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.433957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.433957][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.433957][ T10] netlink_unicast+0x449/0x710 [ 6025.433957][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.433957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.433957][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.433957][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.433957][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.433957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.433957][ T10] [ 6025.435677][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6025.435677][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6025.435677][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6025.435677][ T10] ipv6_find_idev+0x102/0x170 [ 6025.435677][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.435677][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.435677][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.435677][ T10] netlink_unicast+0x449/0x710 [ 6025.435677][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.435677][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.435677][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.435677][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.435677][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.435677][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.435677][ T10] [ 6025.437624][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6025.437878][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6025.437878][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.437878][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.437878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.437878][ T10] ip6_route_add+0x1c/0x140 [ 6025.437878][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6025.437878][ T10] inet6_addr_add+0x4f8/0xa40 [ 6025.437878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.437878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.437878][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.437878][ T10] netlink_unicast+0x449/0x710 [ 6025.437878][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.437878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.437878][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.437878][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.437878][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.437878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.437878][ T10] [ 6025.440126][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6025.440126][ T10] netdev_get_by_index+0x5e/0x80 [ 6025.440126][ T10] fib6_nh_init+0x3d8/0x1580 [ 6025.440126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6025.440126][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6025.440126][ T10] ipv6_add_addr+0x411/0x2000 [ 6025.440126][ T10] inet6_addr_add+0x30e/0xa40 [ 6025.440126][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6025.440126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.440126][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.440126][ T10] netlink_unicast+0x449/0x710 [ 6025.440126][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.440126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.440126][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.440126][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.440126][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.440126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.440126][ T10] [ 6025.442365][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6025.442365][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6025.442365][ T10] ipv6_find_idev+0x102/0x170 [ 6025.442365][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.442365][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.442365][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.442365][ T10] netlink_unicast+0x449/0x710 [ 6025.442365][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.442365][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.442365][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.442365][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.442365][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.442365][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.442365][ T10] [ 6025.444155][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6025.444155][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6025.444155][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6025.444155][ T10] ipv6_find_idev+0x102/0x170 [ 6025.444155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6025.444155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6025.444155][ T10] netlink_rcv_skb+0x130/0x360 [ 6025.444155][ T10] netlink_unicast+0x449/0x710 [ 6025.444155][ T10] netlink_sendmsg+0x723/0xbe0 [ 6025.444155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6025.444155][ T10] ___sys_sendmsg+0xee/0x170 [ 6025.444155][ T10] __sys_sendmsg+0xcd/0x170 [ 6025.444155][ T10] do_syscall_64+0xc6/0x1e0 [ 6025.444155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6025.444155][ T10] [ 6035.454920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6035.455370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.455370][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6035.455370][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6035.455370][ T10] fib6_nh_init+0xa22/0x1580 [ 6035.455370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.455370][ T10] ip6_route_add+0x1c/0x140 [ 6035.455370][ T10] inet6_rtm_newroute+0x104/0x110 [ 6035.455370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.455370][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.455370][ T10] netlink_unicast+0x449/0x710 [ 6035.455370][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.455370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.455370][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.455370][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.455370][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.455370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.455370][ T10] [ 6035.457286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.457286][ T10] dst_init+0x84/0x4a0 [ 6035.457286][ T10] dst_alloc+0x97/0x150 [ 6035.457286][ T10] ip6_dst_alloc+0x23/0x90 [ 6035.457286][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6035.457286][ T10] ip6_pol_route+0x56f/0x840 [ 6035.457286][ T10] fib6_rule_lookup+0x456/0x630 [ 6035.457286][ T10] ip6_route_input+0x59c/0xa50 [ 6035.457286][ T10] ipv6_rcv+0x397/0x810 [ 6035.457286][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6035.457286][ T10] process_backlog+0x101/0x620 [ 6035.457286][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6035.457286][ T10] net_rx_action+0x495/0xbe0 [ 6035.457286][ T10] __do_softirq+0x1b5/0x7f6 [ 6035.457286][ T10] [ 6035.458981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.458981][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.458981][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.458981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.458981][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6035.458981][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6035.458981][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6035.458981][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6035.458981][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6035.458981][ T10] addrconf_dad_begin+0x310/0x670 [ 6035.458981][ T10] addrconf_dad_work+0x10b/0xab0 [ 6035.458981][ T10] process_one_work+0x84d/0x18a0 [ 6035.458981][ T10] worker_thread+0x587/0xd30 [ 6035.458981][ T10] kthread+0x28a/0x350 [ 6035.458981][ T10] ret_from_fork+0x31/0x70 [ 6035.458981][ T10] ret_from_fork_asm+0x1a/0x30 [ 6035.458981][ T10] [ 6035.460899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.460899][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.460899][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.460899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.460899][ T10] ip6_route_add+0x1c/0x140 [ 6035.460899][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6035.460899][ T10] inet6_addr_add+0x4f8/0xa40 [ 6035.460899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.460899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.460899][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.460899][ T10] netlink_unicast+0x449/0x710 [ 6035.460899][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.460899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.460899][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.460899][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.460899][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.460899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.460899][ T10] [ 6035.462898][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.462898][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.462898][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.462898][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.462898][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6035.462898][ T10] ipv6_add_addr+0x411/0x2000 [ 6035.462898][ T10] inet6_addr_add+0x30e/0xa40 [ 6035.462898][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.462898][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.462898][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.462898][ T10] netlink_unicast+0x449/0x710 [ 6035.462898][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.462898][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.462898][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.462898][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.462898][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.462898][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.462898][ T10] [ 6035.464911][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.464911][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.464911][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.464911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.464911][ T10] ip6_route_add+0x1c/0x140 [ 6035.464911][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6035.464911][ T10] addrconf_add_dev+0xe2/0x170 [ 6035.464911][ T10] inet6_addr_add+0x12f/0xa40 [ 6035.464911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.464911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.464911][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.464911][ T10] netlink_unicast+0x449/0x710 [ 6035.464911][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.464911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.464911][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.464911][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.464911][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.464911][ T10] [ 6035.466882][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.466882][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6035.466882][ T10] ipv6_find_idev+0x102/0x170 [ 6035.466882][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.466882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.466882][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.466882][ T10] netlink_unicast+0x449/0x710 [ 6035.466882][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.466882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.466882][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.466882][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.466882][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.466882][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.466882][ T10] [ 6035.468560][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6035.468560][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6035.468560][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6035.468560][ T10] ipv6_find_idev+0x102/0x170 [ 6035.468560][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.468560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.468560][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.468560][ T10] netlink_unicast+0x449/0x710 [ 6035.468560][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.468560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.468560][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.468560][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.468560][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.468560][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.468560][ T10] [ 6035.470257][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6035.470559][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6035.470559][ T10] dst_init+0x84/0x4a0 [ 6035.470559][ T10] dst_alloc+0x97/0x150 [ 6035.470559][ T10] ip6_dst_alloc+0x23/0x90 [ 6035.470559][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6035.470559][ T10] ip6_pol_route+0x56f/0x840 [ 6035.470559][ T10] fib6_rule_lookup+0x456/0x630 [ 6035.470559][ T10] ip6_route_input+0x59c/0xa50 [ 6035.470559][ T10] ipv6_rcv+0x397/0x810 [ 6035.470559][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6035.470559][ T10] process_backlog+0x101/0x620 [ 6035.470559][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6035.470559][ T10] net_rx_action+0x495/0xbe0 [ 6035.470559][ T10] __do_softirq+0x1b5/0x7f6 [ 6035.470559][ T10] [ 6035.472195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.472195][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6035.472195][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6035.472195][ T10] fib6_nh_init+0xa22/0x1580 [ 6035.472195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.472195][ T10] ip6_route_add+0x1c/0x140 [ 6035.472195][ T10] inet6_rtm_newroute+0x104/0x110 [ 6035.472195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.472195][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.472195][ T10] netlink_unicast+0x449/0x710 [ 6035.472195][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.472195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.472195][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.472195][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.472195][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.472195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.472195][ T10] [ 6035.474072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.474072][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.474072][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.474072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.474072][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6035.474072][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6035.474072][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6035.474072][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6035.474072][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6035.474072][ T10] addrconf_dad_begin+0x310/0x670 [ 6035.474072][ T10] addrconf_dad_work+0x10b/0xab0 [ 6035.474072][ T10] process_one_work+0x84d/0x18a0 [ 6035.474072][ T10] worker_thread+0x587/0xd30 [ 6035.474072][ T10] kthread+0x28a/0x350 [ 6035.474072][ T10] ret_from_fork+0x31/0x70 [ 6035.474072][ T10] ret_from_fork_asm+0x1a/0x30 [ 6035.474072][ T10] [ 6035.475974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.475974][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.475974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.475974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.475974][ T10] ip6_route_add+0x1c/0x140 [ 6035.475974][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6035.475974][ T10] inet6_addr_add+0x4f8/0xa40 [ 6035.475974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.475974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.475974][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.475974][ T10] netlink_unicast+0x449/0x710 [ 6035.475974][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.475974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.475974][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.475974][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.475974][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.475974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.475974][ T10] [ 6035.477972][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.477972][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.477972][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.477972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.477972][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6035.477972][ T10] ipv6_add_addr+0x411/0x2000 [ 6035.477972][ T10] inet6_addr_add+0x30e/0xa40 [ 6035.477972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.477972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.477972][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.477972][ T10] netlink_unicast+0x449/0x710 [ 6035.477972][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.477972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.477972][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.477972][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.477972][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.477972][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.477972][ T10] [ 6035.479985][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.479985][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.479985][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.479985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.479985][ T10] ip6_route_add+0x1c/0x140 [ 6035.479985][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6035.479985][ T10] addrconf_add_dev+0xe2/0x170 [ 6035.479985][ T10] inet6_addr_add+0x12f/0xa40 [ 6035.479985][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.479985][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.479985][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.479985][ T10] netlink_unicast+0x449/0x710 [ 6035.479985][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.479985][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.479985][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.479985][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.479985][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.479985][ T10] [ 6035.482080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.482080][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6035.482080][ T10] ipv6_find_idev+0x102/0x170 [ 6035.482080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.482080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.482080][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.482080][ T10] netlink_unicast+0x449/0x710 [ 6035.482080][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.482080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.482080][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.482080][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.482080][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.482080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.482080][ T10] [ 6035.483791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6035.483791][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6035.483791][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6035.483791][ T10] ipv6_find_idev+0x102/0x170 [ 6035.483791][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.483791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.483791][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.483791][ T10] netlink_unicast+0x449/0x710 [ 6035.483791][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.483791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.483791][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.483791][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.483791][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.483791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.483791][ T10] [ 6035.485789][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6035.486077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6035.486077][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.486077][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.486077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.486077][ T10] ip6_route_add+0x1c/0x140 [ 6035.486077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6035.486077][ T10] inet6_addr_add+0x4f8/0xa40 [ 6035.486077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.486077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.486077][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.486077][ T10] netlink_unicast+0x449/0x710 [ 6035.486077][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.486077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.486077][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.486077][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.486077][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.486077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.486077][ T10] [ 6035.488321][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6035.488321][ T10] netdev_get_by_index+0x5e/0x80 [ 6035.488321][ T10] fib6_nh_init+0x3d8/0x1580 [ 6035.488321][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6035.488321][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6035.488321][ T10] ipv6_add_addr+0x411/0x2000 [ 6035.488321][ T10] inet6_addr_add+0x30e/0xa40 [ 6035.488321][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6035.488321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.488321][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.488321][ T10] netlink_unicast+0x449/0x710 [ 6035.488321][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.488321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.488321][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.488321][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.488321][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.488321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.488321][ T10] [ 6035.490552][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6035.490552][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6035.490552][ T10] ipv6_find_idev+0x102/0x170 [ 6035.490552][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.490552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.490552][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.490552][ T10] netlink_unicast+0x449/0x710 [ 6035.490552][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.490552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.490552][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.490552][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.490552][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.490552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.490552][ T10] [ 6035.492285][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6035.492285][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6035.492285][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6035.492285][ T10] ipv6_find_idev+0x102/0x170 [ 6035.492285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6035.492285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6035.492285][ T10] netlink_rcv_skb+0x130/0x360 [ 6035.492285][ T10] netlink_unicast+0x449/0x710 [ 6035.492285][ T10] netlink_sendmsg+0x723/0xbe0 [ 6035.492285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6035.492285][ T10] ___sys_sendmsg+0xee/0x170 [ 6035.492285][ T10] __sys_sendmsg+0xcd/0x170 [ 6035.492285][ T10] do_syscall_64+0xc6/0x1e0 [ 6035.492285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6035.492285][ T10] [ 6045.734916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6045.735368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.735368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6045.735368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6045.735368][ T10] fib6_nh_init+0xa22/0x1580 [ 6045.735368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.735368][ T10] ip6_route_add+0x1c/0x140 [ 6045.735368][ T10] inet6_rtm_newroute+0x104/0x110 [ 6045.735368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.735368][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.735368][ T10] netlink_unicast+0x449/0x710 [ 6045.735368][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.735368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.735368][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.735368][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.735368][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.735368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.735368][ T10] [ 6045.737295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.737295][ T10] dst_init+0x84/0x4a0 [ 6045.737295][ T10] dst_alloc+0x97/0x150 [ 6045.737295][ T10] ip6_dst_alloc+0x23/0x90 [ 6045.737295][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6045.737295][ T10] ip6_pol_route+0x56f/0x840 [ 6045.737295][ T10] fib6_rule_lookup+0x456/0x630 [ 6045.737295][ T10] ip6_route_input+0x59c/0xa50 [ 6045.737295][ T10] ipv6_rcv+0x397/0x810 [ 6045.737295][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6045.737295][ T10] process_backlog+0x101/0x620 [ 6045.737295][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6045.737295][ T10] net_rx_action+0x495/0xbe0 [ 6045.737295][ T10] __do_softirq+0x1b5/0x7f6 [ 6045.737295][ T10] [ 6045.738956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.738956][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.738956][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.738956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.738956][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6045.738956][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6045.738956][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6045.738956][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6045.738956][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6045.738956][ T10] addrconf_dad_begin+0x310/0x670 [ 6045.738956][ T10] addrconf_dad_work+0x10b/0xab0 [ 6045.738956][ T10] process_one_work+0x84d/0x18a0 [ 6045.738956][ T10] worker_thread+0x587/0xd30 [ 6045.738956][ T10] kthread+0x28a/0x350 [ 6045.738956][ T10] ret_from_fork+0x31/0x70 [ 6045.738956][ T10] ret_from_fork_asm+0x1a/0x30 [ 6045.738956][ T10] [ 6045.740866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.740866][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.740866][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.740866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.740866][ T10] ip6_route_add+0x1c/0x140 [ 6045.740866][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6045.740866][ T10] inet6_addr_add+0x4f8/0xa40 [ 6045.740866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.740866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.740866][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.740866][ T10] netlink_unicast+0x449/0x710 [ 6045.740866][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.740866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.740866][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.740866][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.740866][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.740866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.740866][ T10] [ 6045.742868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.742868][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.742868][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.742868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.742868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6045.742868][ T10] ipv6_add_addr+0x411/0x2000 [ 6045.742868][ T10] inet6_addr_add+0x30e/0xa40 [ 6045.742868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.742868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.742868][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.742868][ T10] netlink_unicast+0x449/0x710 [ 6045.742868][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.742868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.742868][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.742868][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.742868][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.742868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.742868][ T10] [ 6045.744877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.744877][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.744877][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.744877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.744877][ T10] ip6_route_add+0x1c/0x140 [ 6045.744877][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6045.744877][ T10] addrconf_add_dev+0xe2/0x170 [ 6045.744877][ T10] inet6_addr_add+0x12f/0xa40 [ 6045.744877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.744877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.744877][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.744877][ T10] netlink_unicast+0x449/0x710 [ 6045.744877][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.744877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.744877][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.744877][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.744877][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.744877][ T10] [ 6045.746851][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.746851][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6045.746851][ T10] ipv6_find_idev+0x102/0x170 [ 6045.746851][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.746851][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.746851][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.746851][ T10] netlink_unicast+0x449/0x710 [ 6045.746851][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.746851][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.746851][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.746851][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.746851][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.746851][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.746851][ T10] [ 6045.748402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6045.748402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6045.748402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6045.748402][ T10] ipv6_find_idev+0x102/0x170 [ 6045.748402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.748402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.748402][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.748402][ T10] netlink_unicast+0x449/0x710 [ 6045.748402][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.748402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.748402][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.748402][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.748402][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.748402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.748402][ T10] [ 6045.750101][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6045.750408][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6045.750408][ T10] dst_init+0x84/0x4a0 [ 6045.750408][ T10] dst_alloc+0x97/0x150 [ 6045.750408][ T10] ip6_dst_alloc+0x23/0x90 [ 6045.750408][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6045.750408][ T10] ip6_pol_route+0x56f/0x840 [ 6045.750408][ T10] fib6_rule_lookup+0x456/0x630 [ 6045.750408][ T10] ip6_route_input+0x59c/0xa50 [ 6045.750408][ T10] ipv6_rcv+0x397/0x810 [ 6045.750408][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6045.750408][ T10] process_backlog+0x101/0x620 [ 6045.750408][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6045.750408][ T10] net_rx_action+0x495/0xbe0 [ 6045.750408][ T10] __do_softirq+0x1b5/0x7f6 [ 6045.750408][ T10] [ 6045.752048][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.752048][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6045.752048][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6045.752048][ T10] fib6_nh_init+0xa22/0x1580 [ 6045.752048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.752048][ T10] ip6_route_add+0x1c/0x140 [ 6045.752048][ T10] inet6_rtm_newroute+0x104/0x110 [ 6045.752048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.752048][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.752048][ T10] netlink_unicast+0x449/0x710 [ 6045.752048][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.752048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.752048][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.752048][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.752048][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.752048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.752048][ T10] [ 6045.753933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.753933][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.753933][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.753933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.753933][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6045.753933][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6045.753933][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6045.753933][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6045.753933][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6045.753933][ T10] addrconf_dad_begin+0x310/0x670 [ 6045.753933][ T10] addrconf_dad_work+0x10b/0xab0 [ 6045.753933][ T10] process_one_work+0x84d/0x18a0 [ 6045.753933][ T10] worker_thread+0x587/0xd30 [ 6045.753933][ T10] kthread+0x28a/0x350 [ 6045.753933][ T10] ret_from_fork+0x31/0x70 [ 6045.753933][ T10] ret_from_fork_asm+0x1a/0x30 [ 6045.753933][ T10] [ 6045.755841][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.755841][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.755841][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.755841][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.755841][ T10] ip6_route_add+0x1c/0x140 [ 6045.755841][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6045.755841][ T10] inet6_addr_add+0x4f8/0xa40 [ 6045.755841][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.755841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.755841][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.755841][ T10] netlink_unicast+0x449/0x710 [ 6045.755841][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.755841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.755841][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.755841][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.755841][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.755841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.755841][ T10] [ 6045.757852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.757852][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.757852][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.757852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.757852][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6045.757852][ T10] ipv6_add_addr+0x411/0x2000 [ 6045.757852][ T10] inet6_addr_add+0x30e/0xa40 [ 6045.757852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.757852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.757852][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.757852][ T10] netlink_unicast+0x449/0x710 [ 6045.757852][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.757852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.757852][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.757852][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.757852][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.757852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.757852][ T10] [ 6045.759852][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.759852][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.759852][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.759852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.759852][ T10] ip6_route_add+0x1c/0x140 [ 6045.759852][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6045.759852][ T10] addrconf_add_dev+0xe2/0x170 [ 6045.759852][ T10] inet6_addr_add+0x12f/0xa40 [ 6045.759852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.759852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.759852][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.759852][ T10] netlink_unicast+0x449/0x710 [ 6045.759852][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.759852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.759852][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.759852][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.759852][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.759852][ T10] [ 6045.762453][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.762453][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6045.762453][ T10] ipv6_find_idev+0x102/0x170 [ 6045.762453][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.762453][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.762453][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.762453][ T10] netlink_unicast+0x449/0x710 [ 6045.762453][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.762453][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.762453][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.762453][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.762453][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.762453][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.762453][ T10] [ 6045.764245][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6045.764245][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6045.764245][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6045.764245][ T10] ipv6_find_idev+0x102/0x170 [ 6045.764245][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.764245][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.764245][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.764245][ T10] netlink_unicast+0x449/0x710 [ 6045.764245][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.764245][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.764245][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.764245][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.764245][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.764245][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.764245][ T10] [ 6045.766173][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6045.766440][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6045.766440][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.766440][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.766440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.766440][ T10] ip6_route_add+0x1c/0x140 [ 6045.766440][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6045.766440][ T10] inet6_addr_add+0x4f8/0xa40 [ 6045.766440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.766440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.766440][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.766440][ T10] netlink_unicast+0x449/0x710 [ 6045.766440][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.766440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.766440][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.766440][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.766440][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.766440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.766440][ T10] [ 6045.768680][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6045.768680][ T10] netdev_get_by_index+0x5e/0x80 [ 6045.768680][ T10] fib6_nh_init+0x3d8/0x1580 [ 6045.768680][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6045.768680][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6045.768680][ T10] ipv6_add_addr+0x411/0x2000 [ 6045.768680][ T10] inet6_addr_add+0x30e/0xa40 [ 6045.768680][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6045.768680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.768680][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.768680][ T10] netlink_unicast+0x449/0x710 [ 6045.768680][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.768680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.768680][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.768680][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.768680][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.768680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.768680][ T10] [ 6045.770856][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6045.770856][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6045.770856][ T10] ipv6_find_idev+0x102/0x170 [ 6045.770856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.770856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.770856][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.770856][ T10] netlink_unicast+0x449/0x710 [ 6045.770856][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.770856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.770856][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.770856][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.770856][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.770856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.770856][ T10] [ 6045.772636][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6045.772636][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6045.772636][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6045.772636][ T10] ipv6_find_idev+0x102/0x170 [ 6045.772636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6045.772636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6045.772636][ T10] netlink_rcv_skb+0x130/0x360 [ 6045.772636][ T10] netlink_unicast+0x449/0x710 [ 6045.772636][ T10] netlink_sendmsg+0x723/0xbe0 [ 6045.772636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6045.772636][ T10] ___sys_sendmsg+0xee/0x170 [ 6045.772636][ T10] __sys_sendmsg+0xcd/0x170 [ 6045.772636][ T10] do_syscall_64+0xc6/0x1e0 [ 6045.772636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6045.772636][ T10] [ 6055.862917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6055.863412][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.863412][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6055.863412][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6055.863412][ T10] fib6_nh_init+0xa22/0x1580 [ 6055.863412][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.863412][ T10] ip6_route_add+0x1c/0x140 [ 6055.863412][ T10] inet6_rtm_newroute+0x104/0x110 [ 6055.863412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.863412][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.863412][ T10] netlink_unicast+0x449/0x710 [ 6055.863412][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.863412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.863412][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.863412][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.863412][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.863412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.863412][ T10] [ 6055.865341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.865341][ T10] dst_init+0x84/0x4a0 [ 6055.865341][ T10] dst_alloc+0x97/0x150 [ 6055.865341][ T10] ip6_dst_alloc+0x23/0x90 [ 6055.865341][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6055.865341][ T10] ip6_pol_route+0x56f/0x840 [ 6055.865341][ T10] fib6_rule_lookup+0x456/0x630 [ 6055.865341][ T10] ip6_route_input+0x59c/0xa50 [ 6055.865341][ T10] ipv6_rcv+0x397/0x810 [ 6055.865341][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6055.865341][ T10] process_backlog+0x101/0x620 [ 6055.865341][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6055.865341][ T10] net_rx_action+0x495/0xbe0 [ 6055.865341][ T10] __do_softirq+0x1b5/0x7f6 [ 6055.865341][ T10] [ 6055.867009][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.867009][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.867009][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.867009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.867009][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6055.867009][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6055.867009][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6055.867009][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6055.867009][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6055.867009][ T10] addrconf_dad_begin+0x310/0x670 [ 6055.867009][ T10] addrconf_dad_work+0x10b/0xab0 [ 6055.867009][ T10] process_one_work+0x84d/0x18a0 [ 6055.867009][ T10] worker_thread+0x587/0xd30 [ 6055.867009][ T10] kthread+0x28a/0x350 [ 6055.867009][ T10] ret_from_fork+0x31/0x70 [ 6055.867009][ T10] ret_from_fork_asm+0x1a/0x30 [ 6055.867009][ T10] [ 6055.868982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.868982][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.868982][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.868982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.868982][ T10] ip6_route_add+0x1c/0x140 [ 6055.868982][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6055.868982][ T10] inet6_addr_add+0x4f8/0xa40 [ 6055.868982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.868982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.868982][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.868982][ T10] netlink_unicast+0x449/0x710 [ 6055.868982][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.868982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.868982][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.868982][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.868982][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.868982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.868982][ T10] [ 6055.871090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.871090][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.871090][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.871090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.871090][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6055.871090][ T10] ipv6_add_addr+0x411/0x2000 [ 6055.871090][ T10] inet6_addr_add+0x30e/0xa40 [ 6055.871090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.871090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.871090][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.871090][ T10] netlink_unicast+0x449/0x710 [ 6055.871090][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.871090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.871090][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.871090][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.871090][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.871090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.871090][ T10] [ 6055.873193][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.873193][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.873193][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.873193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.873193][ T10] ip6_route_add+0x1c/0x140 [ 6055.873193][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6055.873193][ T10] addrconf_add_dev+0xe2/0x170 [ 6055.873193][ T10] inet6_addr_add+0x12f/0xa40 [ 6055.873193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.873193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.873193][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.873193][ T10] netlink_unicast+0x449/0x710 [ 6055.873193][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.873193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.873193][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.873193][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.873193][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.873193][ T10] [ 6055.875265][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.875265][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6055.875265][ T10] ipv6_find_idev+0x102/0x170 [ 6055.875265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.875265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.875265][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.875265][ T10] netlink_unicast+0x449/0x710 [ 6055.875265][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.875265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.875265][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.875265][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.875265][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.875265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.875265][ T10] [ 6055.876900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6055.876900][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6055.876900][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6055.876900][ T10] ipv6_find_idev+0x102/0x170 [ 6055.876900][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.876900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.876900][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.876900][ T10] netlink_unicast+0x449/0x710 [ 6055.876900][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.876900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.876900][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.876900][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.876900][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.876900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.876900][ T10] [ 6055.878707][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6055.879022][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6055.879022][ T10] dst_init+0x84/0x4a0 [ 6055.879022][ T10] dst_alloc+0x97/0x150 [ 6055.879022][ T10] ip6_dst_alloc+0x23/0x90 [ 6055.879022][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6055.879022][ T10] ip6_pol_route+0x56f/0x840 [ 6055.879022][ T10] fib6_rule_lookup+0x456/0x630 [ 6055.879022][ T10] ip6_route_input+0x59c/0xa50 [ 6055.879022][ T10] ipv6_rcv+0x397/0x810 [ 6055.879022][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6055.879022][ T10] process_backlog+0x101/0x620 [ 6055.879022][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6055.879022][ T10] net_rx_action+0x495/0xbe0 [ 6055.879022][ T10] __do_softirq+0x1b5/0x7f6 [ 6055.879022][ T10] [ 6055.880759][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.880759][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6055.880759][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6055.880759][ T10] fib6_nh_init+0xa22/0x1580 [ 6055.880759][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.880759][ T10] ip6_route_add+0x1c/0x140 [ 6055.880759][ T10] inet6_rtm_newroute+0x104/0x110 [ 6055.880759][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.880759][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.880759][ T10] netlink_unicast+0x449/0x710 [ 6055.880759][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.880759][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.880759][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.880759][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.880759][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.880759][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.880759][ T10] [ 6055.882748][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.882748][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.882748][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.882748][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.882748][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6055.882748][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6055.882748][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6055.882748][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6055.882748][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6055.882748][ T10] addrconf_dad_begin+0x310/0x670 [ 6055.882748][ T10] addrconf_dad_work+0x10b/0xab0 [ 6055.882748][ T10] process_one_work+0x84d/0x18a0 [ 6055.882748][ T10] worker_thread+0x587/0xd30 [ 6055.882748][ T10] kthread+0x28a/0x350 [ 6055.882748][ T10] ret_from_fork+0x31/0x70 [ 6055.882748][ T10] ret_from_fork_asm+0x1a/0x30 [ 6055.882748][ T10] [ 6055.884770][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.884770][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.884770][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.884770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.884770][ T10] ip6_route_add+0x1c/0x140 [ 6055.884770][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6055.884770][ T10] inet6_addr_add+0x4f8/0xa40 [ 6055.884770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.884770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.884770][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.884770][ T10] netlink_unicast+0x449/0x710 [ 6055.884770][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.884770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.884770][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.884770][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.884770][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.884770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.884770][ T10] [ 6055.886911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.886911][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.886911][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.886911][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.886911][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6055.886911][ T10] ipv6_add_addr+0x411/0x2000 [ 6055.886911][ T10] inet6_addr_add+0x30e/0xa40 [ 6055.886911][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.886911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.886911][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.886911][ T10] netlink_unicast+0x449/0x710 [ 6055.886911][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.886911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.886911][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.886911][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.886911][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.886911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.886911][ T10] [ 6055.889031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.889031][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.889031][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.889031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.889031][ T10] ip6_route_add+0x1c/0x140 [ 6055.889031][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6055.889031][ T10] addrconf_add_dev+0xe2/0x170 [ 6055.889031][ T10] inet6_addr_add+0x12f/0xa40 [ 6055.889031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.889031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.889031][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.889031][ T10] netlink_unicast+0x449/0x710 [ 6055.889031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.889031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.889031][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.889031][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.889031][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.889031][ T10] [ 6055.891223][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.891223][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6055.891223][ T10] ipv6_find_idev+0x102/0x170 [ 6055.891223][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.891223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.891223][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.891223][ T10] netlink_unicast+0x449/0x710 [ 6055.891223][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.891223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.891223][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.891223][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.891223][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.891223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.891223][ T10] [ 6055.893026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6055.893026][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6055.893026][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6055.893026][ T10] ipv6_find_idev+0x102/0x170 [ 6055.893026][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.893026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.893026][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.893026][ T10] netlink_unicast+0x449/0x710 [ 6055.893026][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.893026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.893026][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.893026][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.893026][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.893026][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.893026][ T10] [ 6055.895170][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6055.895438][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6055.895438][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.895438][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.895438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.895438][ T10] ip6_route_add+0x1c/0x140 [ 6055.895438][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6055.895438][ T10] inet6_addr_add+0x4f8/0xa40 [ 6055.895438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.895438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.895438][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.895438][ T10] netlink_unicast+0x449/0x710 [ 6055.895438][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.895438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.895438][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.895438][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.895438][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.895438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.895438][ T10] [ 6055.897811][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6055.897811][ T10] netdev_get_by_index+0x5e/0x80 [ 6055.897811][ T10] fib6_nh_init+0x3d8/0x1580 [ 6055.897811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6055.897811][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6055.897811][ T10] ipv6_add_addr+0x411/0x2000 [ 6055.897811][ T10] inet6_addr_add+0x30e/0xa40 [ 6055.897811][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6055.897811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.897811][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.897811][ T10] netlink_unicast+0x449/0x710 [ 6055.897811][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.897811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.897811][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.897811][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.897811][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.897811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.897811][ T10] [ 6055.900164][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6055.900164][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6055.900164][ T10] ipv6_find_idev+0x102/0x170 [ 6055.900164][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.900164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.900164][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.900164][ T10] netlink_unicast+0x449/0x710 [ 6055.900164][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.900164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.900164][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.900164][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.900164][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.900164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.900164][ T10] [ 6055.902019][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6055.902019][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6055.902019][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6055.902019][ T10] ipv6_find_idev+0x102/0x170 [ 6055.902019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6055.902019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6055.902019][ T10] netlink_rcv_skb+0x130/0x360 [ 6055.902019][ T10] netlink_unicast+0x449/0x710 [ 6055.902019][ T10] netlink_sendmsg+0x723/0xbe0 [ 6055.902019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6055.902019][ T10] ___sys_sendmsg+0xee/0x170 [ 6055.902019][ T10] __sys_sendmsg+0xcd/0x170 [ 6055.902019][ T10] do_syscall_64+0xc6/0x1e0 [ 6055.902019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6055.902019][ T10] [ 6066.158932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6066.159413][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.159413][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6066.159413][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6066.159413][ T10] fib6_nh_init+0xa22/0x1580 [ 6066.159413][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.159413][ T10] ip6_route_add+0x1c/0x140 [ 6066.159413][ T10] inet6_rtm_newroute+0x104/0x110 [ 6066.159413][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.159413][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.159413][ T10] netlink_unicast+0x449/0x710 [ 6066.159413][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.159413][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.159413][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.159413][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.159413][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.159413][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.159413][ T10] [ 6066.161425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.161425][ T10] dst_init+0x84/0x4a0 [ 6066.161425][ T10] dst_alloc+0x97/0x150 [ 6066.161425][ T10] ip6_dst_alloc+0x23/0x90 [ 6066.161425][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6066.161425][ T10] ip6_pol_route+0x56f/0x840 [ 6066.161425][ T10] fib6_rule_lookup+0x456/0x630 [ 6066.161425][ T10] ip6_route_input+0x59c/0xa50 [ 6066.161425][ T10] ipv6_rcv+0x397/0x810 [ 6066.161425][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6066.161425][ T10] process_backlog+0x101/0x620 [ 6066.161425][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6066.161425][ T10] net_rx_action+0x495/0xbe0 [ 6066.161425][ T10] __do_softirq+0x1b5/0x7f6 [ 6066.161425][ T10] [ 6066.163169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.163169][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.163169][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.163169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.163169][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6066.163169][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6066.163169][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6066.163169][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6066.163169][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6066.163169][ T10] addrconf_dad_begin+0x310/0x670 [ 6066.163169][ T10] addrconf_dad_work+0x10b/0xab0 [ 6066.163169][ T10] process_one_work+0x84d/0x18a0 [ 6066.163169][ T10] worker_thread+0x587/0xd30 [ 6066.163169][ T10] kthread+0x28a/0x350 [ 6066.163169][ T10] ret_from_fork+0x31/0x70 [ 6066.163169][ T10] ret_from_fork_asm+0x1a/0x30 [ 6066.163169][ T10] [ 6066.165195][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.165195][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.165195][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.165195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.165195][ T10] ip6_route_add+0x1c/0x140 [ 6066.165195][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6066.165195][ T10] inet6_addr_add+0x4f8/0xa40 [ 6066.165195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.165195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.165195][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.165195][ T10] netlink_unicast+0x449/0x710 [ 6066.165195][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.165195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.165195][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.165195][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.165195][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.165195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.165195][ T10] [ 6066.167320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.167320][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.167320][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.167320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.167320][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6066.167320][ T10] ipv6_add_addr+0x411/0x2000 [ 6066.167320][ T10] inet6_addr_add+0x30e/0xa40 [ 6066.167320][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.167320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.167320][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.167320][ T10] netlink_unicast+0x449/0x710 [ 6066.167320][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.167320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.167320][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.167320][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.167320][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.167320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.167320][ T10] [ 6066.169449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.169449][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.169449][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.169449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.169449][ T10] ip6_route_add+0x1c/0x140 [ 6066.169449][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6066.169449][ T10] addrconf_add_dev+0xe2/0x170 [ 6066.169449][ T10] inet6_addr_add+0x12f/0xa40 [ 6066.169449][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.169449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.169449][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.169449][ T10] netlink_unicast+0x449/0x710 [ 6066.169449][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.169449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.169449][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.169449][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.169449][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.169449][ T10] [ 6066.171531][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.171531][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6066.171531][ T10] ipv6_find_idev+0x102/0x170 [ 6066.171531][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.171531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.171531][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.171531][ T10] netlink_unicast+0x449/0x710 [ 6066.171531][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.171531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.171531][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.171531][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.171531][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.171531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.171531][ T10] [ 6066.173161][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6066.173161][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6066.173161][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6066.173161][ T10] ipv6_find_idev+0x102/0x170 [ 6066.173161][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.173161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.173161][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.173161][ T10] netlink_unicast+0x449/0x710 [ 6066.173161][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.173161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.173161][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.173161][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.173161][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.173161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.173161][ T10] [ 6066.174967][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6066.175300][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6066.175300][ T10] dst_init+0x84/0x4a0 [ 6066.175300][ T10] dst_alloc+0x97/0x150 [ 6066.175300][ T10] ip6_dst_alloc+0x23/0x90 [ 6066.175300][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6066.175300][ T10] ip6_pol_route+0x56f/0x840 [ 6066.175300][ T10] fib6_rule_lookup+0x456/0x630 [ 6066.175300][ T10] ip6_route_input+0x59c/0xa50 [ 6066.175300][ T10] ipv6_rcv+0x397/0x810 [ 6066.175300][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6066.175300][ T10] process_backlog+0x101/0x620 [ 6066.175300][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6066.175300][ T10] net_rx_action+0x495/0xbe0 [ 6066.175300][ T10] __do_softirq+0x1b5/0x7f6 [ 6066.175300][ T10] [ 6066.177047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.177047][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6066.177047][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6066.177047][ T10] fib6_nh_init+0xa22/0x1580 [ 6066.177047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.177047][ T10] ip6_route_add+0x1c/0x140 [ 6066.177047][ T10] inet6_rtm_newroute+0x104/0x110 [ 6066.177047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.177047][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.177047][ T10] netlink_unicast+0x449/0x710 [ 6066.177047][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.177047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.177047][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.177047][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.177047][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.177047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.177047][ T10] [ 6066.179033][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.179033][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.179033][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.179033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.179033][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6066.179033][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6066.179033][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6066.179033][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6066.179033][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6066.179033][ T10] addrconf_dad_begin+0x310/0x670 [ 6066.179033][ T10] addrconf_dad_work+0x10b/0xab0 [ 6066.179033][ T10] process_one_work+0x84d/0x18a0 [ 6066.179033][ T10] worker_thread+0x587/0xd30 [ 6066.179033][ T10] kthread+0x28a/0x350 [ 6066.179033][ T10] ret_from_fork+0x31/0x70 [ 6066.179033][ T10] ret_from_fork_asm+0x1a/0x30 [ 6066.179033][ T10] [ 6066.181047][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.181047][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.181047][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.181047][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.181047][ T10] ip6_route_add+0x1c/0x140 [ 6066.181047][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6066.181047][ T10] inet6_addr_add+0x4f8/0xa40 [ 6066.181047][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.181047][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.181047][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.181047][ T10] netlink_unicast+0x449/0x710 [ 6066.181047][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.181047][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.181047][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.181047][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.181047][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.181047][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.181047][ T10] [ 6066.183155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.183155][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.183155][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.183155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.183155][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6066.183155][ T10] ipv6_add_addr+0x411/0x2000 [ 6066.183155][ T10] inet6_addr_add+0x30e/0xa40 [ 6066.183155][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.183155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.183155][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.183155][ T10] netlink_unicast+0x449/0x710 [ 6066.183155][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.183155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.183155][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.183155][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.183155][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.183155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.183155][ T10] [ 6066.185266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.185266][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.185266][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.185266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.185266][ T10] ip6_route_add+0x1c/0x140 [ 6066.185266][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6066.185266][ T10] addrconf_add_dev+0xe2/0x170 [ 6066.185266][ T10] inet6_addr_add+0x12f/0xa40 [ 6066.185266][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.185266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.185266][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.185266][ T10] netlink_unicast+0x449/0x710 [ 6066.185266][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.185266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.185266][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.185266][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.185266][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.185266][ T10] [ 6066.187471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.187471][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6066.187471][ T10] ipv6_find_idev+0x102/0x170 [ 6066.187471][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.187471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.187471][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.187471][ T10] netlink_unicast+0x449/0x710 [ 6066.187471][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.187471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.187471][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.187471][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.187471][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.187471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.187471][ T10] [ 6066.189338][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6066.189338][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6066.189338][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6066.189338][ T10] ipv6_find_idev+0x102/0x170 [ 6066.189338][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.189338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.189338][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.189338][ T10] netlink_unicast+0x449/0x710 [ 6066.189338][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.189338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.189338][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.189338][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.189338][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.189338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.189338][ T10] [ 6066.191367][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6066.191618][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6066.191618][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.191618][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.191618][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.191618][ T10] ip6_route_add+0x1c/0x140 [ 6066.191618][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6066.191618][ T10] inet6_addr_add+0x4f8/0xa40 [ 6066.191618][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.191618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.191618][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.191618][ T10] netlink_unicast+0x449/0x710 [ 6066.191618][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.191618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.191618][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.191618][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.191618][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.191618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.191618][ T10] [ 6066.193984][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6066.193984][ T10] netdev_get_by_index+0x5e/0x80 [ 6066.193984][ T10] fib6_nh_init+0x3d8/0x1580 [ 6066.193984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6066.193984][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6066.193984][ T10] ipv6_add_addr+0x411/0x2000 [ 6066.193984][ T10] inet6_addr_add+0x30e/0xa40 [ 6066.193984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6066.193984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.193984][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.193984][ T10] netlink_unicast+0x449/0x710 [ 6066.193984][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.193984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.193984][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.193984][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.193984][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.193984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.193984][ T10] [ 6066.196339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6066.196339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6066.196339][ T10] ipv6_find_idev+0x102/0x170 [ 6066.196339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.196339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.196339][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.196339][ T10] netlink_unicast+0x449/0x710 [ 6066.196339][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.196339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.196339][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.196339][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.196339][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.196339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.196339][ T10] [ 6066.198213][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6066.198213][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6066.198213][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6066.198213][ T10] ipv6_find_idev+0x102/0x170 [ 6066.198213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6066.198213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6066.198213][ T10] netlink_rcv_skb+0x130/0x360 [ 6066.198213][ T10] netlink_unicast+0x449/0x710 [ 6066.198213][ T10] netlink_sendmsg+0x723/0xbe0 [ 6066.198213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6066.198213][ T10] ___sys_sendmsg+0xee/0x170 [ 6066.198213][ T10] __sys_sendmsg+0xcd/0x170 [ 6066.198213][ T10] do_syscall_64+0xc6/0x1e0 [ 6066.198213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6066.198213][ T10] [ 6076.446949][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6076.447437][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.447437][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6076.447437][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6076.447437][ T10] fib6_nh_init+0xa22/0x1580 [ 6076.447437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.447437][ T10] ip6_route_add+0x1c/0x140 [ 6076.447437][ T10] inet6_rtm_newroute+0x104/0x110 [ 6076.447437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.447437][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.447437][ T10] netlink_unicast+0x449/0x710 [ 6076.447437][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.447437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.447437][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.447437][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.447437][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.447437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.447437][ T10] [ 6076.449431][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.449431][ T10] dst_init+0x84/0x4a0 [ 6076.449431][ T10] dst_alloc+0x97/0x150 [ 6076.449431][ T10] ip6_dst_alloc+0x23/0x90 [ 6076.449431][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6076.449431][ T10] ip6_pol_route+0x56f/0x840 [ 6076.449431][ T10] fib6_rule_lookup+0x456/0x630 [ 6076.449431][ T10] ip6_route_input+0x59c/0xa50 [ 6076.449431][ T10] ipv6_rcv+0x397/0x810 [ 6076.449431][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6076.449431][ T10] process_backlog+0x101/0x620 [ 6076.449431][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6076.449431][ T10] net_rx_action+0x495/0xbe0 [ 6076.449431][ T10] __do_softirq+0x1b5/0x7f6 [ 6076.449431][ T10] [ 6076.451150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.451150][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.451150][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.451150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.451150][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6076.451150][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6076.451150][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6076.451150][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6076.451150][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6076.451150][ T10] addrconf_dad_begin+0x310/0x670 [ 6076.451150][ T10] addrconf_dad_work+0x10b/0xab0 [ 6076.451150][ T10] process_one_work+0x84d/0x18a0 [ 6076.451150][ T10] worker_thread+0x587/0xd30 [ 6076.451150][ T10] kthread+0x28a/0x350 [ 6076.451150][ T10] ret_from_fork+0x31/0x70 [ 6076.451150][ T10] ret_from_fork_asm+0x1a/0x30 [ 6076.451150][ T10] [ 6076.453165][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.453165][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.453165][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.453165][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.453165][ T10] ip6_route_add+0x1c/0x140 [ 6076.453165][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6076.453165][ T10] inet6_addr_add+0x4f8/0xa40 [ 6076.453165][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.453165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.453165][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.453165][ T10] netlink_unicast+0x449/0x710 [ 6076.453165][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.453165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.453165][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.453165][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.453165][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.453165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.453165][ T10] [ 6076.455254][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.455254][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.455254][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.455254][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.455254][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6076.455254][ T10] ipv6_add_addr+0x411/0x2000 [ 6076.455254][ T10] inet6_addr_add+0x30e/0xa40 [ 6076.455254][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.455254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.455254][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.455254][ T10] netlink_unicast+0x449/0x710 [ 6076.455254][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.455254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.455254][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.455254][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.455254][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.455254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.455254][ T10] [ 6076.457357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.457357][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.457357][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.457357][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.457357][ T10] ip6_route_add+0x1c/0x140 [ 6076.457357][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6076.457357][ T10] addrconf_add_dev+0xe2/0x170 [ 6076.457357][ T10] inet6_addr_add+0x12f/0xa40 [ 6076.457357][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.457357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.457357][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.457357][ T10] netlink_unicast+0x449/0x710 [ 6076.457357][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.457357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.457357][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.457357][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.457357][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.457357][ T10] [ 6076.459406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.459406][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6076.459406][ T10] ipv6_find_idev+0x102/0x170 [ 6076.459406][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.459406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.459406][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.459406][ T10] netlink_unicast+0x449/0x710 [ 6076.459406][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.459406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.459406][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.459406][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.459406][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.459406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.459406][ T10] [ 6076.461015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6076.461015][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6076.461015][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6076.461015][ T10] ipv6_find_idev+0x102/0x170 [ 6076.461015][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.461015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.461015][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.461015][ T10] netlink_unicast+0x449/0x710 [ 6076.461015][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.461015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.461015][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.461015][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.461015][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.461015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.461015][ T10] [ 6076.462787][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6076.463107][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6076.463107][ T10] dst_init+0x84/0x4a0 [ 6076.463107][ T10] dst_alloc+0x97/0x150 [ 6076.463107][ T10] ip6_dst_alloc+0x23/0x90 [ 6076.463107][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6076.463107][ T10] ip6_pol_route+0x56f/0x840 [ 6076.463107][ T10] fib6_rule_lookup+0x456/0x630 [ 6076.463107][ T10] ip6_route_input+0x59c/0xa50 [ 6076.463107][ T10] ipv6_rcv+0x397/0x810 [ 6076.463107][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6076.463107][ T10] process_backlog+0x101/0x620 [ 6076.463107][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6076.463107][ T10] net_rx_action+0x495/0xbe0 [ 6076.463107][ T10] __do_softirq+0x1b5/0x7f6 [ 6076.463107][ T10] [ 6076.464822][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.464822][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6076.464822][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6076.464822][ T10] fib6_nh_init+0xa22/0x1580 [ 6076.464822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.464822][ T10] ip6_route_add+0x1c/0x140 [ 6076.464822][ T10] inet6_rtm_newroute+0x104/0x110 [ 6076.464822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.464822][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.464822][ T10] netlink_unicast+0x449/0x710 [ 6076.464822][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.464822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.464822][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.464822][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.464822][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.464822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.464822][ T10] [ 6076.466789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.466789][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.466789][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.466789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.466789][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6076.466789][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6076.466789][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6076.466789][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6076.466789][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6076.466789][ T10] addrconf_dad_begin+0x310/0x670 [ 6076.466789][ T10] addrconf_dad_work+0x10b/0xab0 [ 6076.466789][ T10] process_one_work+0x84d/0x18a0 [ 6076.466789][ T10] worker_thread+0x587/0xd30 [ 6076.466789][ T10] kthread+0x28a/0x350 [ 6076.466789][ T10] ret_from_fork+0x31/0x70 [ 6076.466789][ T10] ret_from_fork_asm+0x1a/0x30 [ 6076.466789][ T10] [ 6076.468787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.468787][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.468787][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.468787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.468787][ T10] ip6_route_add+0x1c/0x140 [ 6076.468787][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6076.468787][ T10] inet6_addr_add+0x4f8/0xa40 [ 6076.468787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.468787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.468787][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.468787][ T10] netlink_unicast+0x449/0x710 [ 6076.468787][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.468787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.468787][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.468787][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.468787][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.468787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.468787][ T10] [ 6076.470878][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.470878][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.470878][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.470878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.470878][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6076.470878][ T10] ipv6_add_addr+0x411/0x2000 [ 6076.470878][ T10] inet6_addr_add+0x30e/0xa40 [ 6076.470878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.470878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.470878][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.470878][ T10] netlink_unicast+0x449/0x710 [ 6076.470878][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.470878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.470878][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.470878][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.470878][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.470878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.470878][ T10] [ 6076.473006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.473006][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.473006][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.473006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.473006][ T10] ip6_route_add+0x1c/0x140 [ 6076.473006][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6076.473006][ T10] addrconf_add_dev+0xe2/0x170 [ 6076.473006][ T10] inet6_addr_add+0x12f/0xa40 [ 6076.473006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.473006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.473006][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.473006][ T10] netlink_unicast+0x449/0x710 [ 6076.473006][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.473006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.473006][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.473006][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.473006][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.473006][ T10] [ 6076.475180][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.475180][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6076.475180][ T10] ipv6_find_idev+0x102/0x170 [ 6076.475180][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.475180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.475180][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.475180][ T10] netlink_unicast+0x449/0x710 [ 6076.475180][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.475180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.475180][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.475180][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.475180][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.475180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.475180][ T10] [ 6076.476967][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6076.476967][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6076.476967][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6076.476967][ T10] ipv6_find_idev+0x102/0x170 [ 6076.476967][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.476967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.476967][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.476967][ T10] netlink_unicast+0x449/0x710 [ 6076.476967][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.476967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.476967][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.476967][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.476967][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.476967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.476967][ T10] [ 6076.479046][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6076.479298][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6076.479298][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.479298][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.479298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.479298][ T10] ip6_route_add+0x1c/0x140 [ 6076.479298][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6076.479298][ T10] inet6_addr_add+0x4f8/0xa40 [ 6076.479298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.479298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.479298][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.479298][ T10] netlink_unicast+0x449/0x710 [ 6076.479298][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.479298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.479298][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.479298][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.479298][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.479298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.479298][ T10] [ 6076.481636][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6076.481636][ T10] netdev_get_by_index+0x5e/0x80 [ 6076.481636][ T10] fib6_nh_init+0x3d8/0x1580 [ 6076.481636][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6076.481636][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6076.481636][ T10] ipv6_add_addr+0x411/0x2000 [ 6076.481636][ T10] inet6_addr_add+0x30e/0xa40 [ 6076.481636][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6076.481636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.481636][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.481636][ T10] netlink_unicast+0x449/0x710 [ 6076.481636][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.481636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.481636][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.481636][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.481636][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.481636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.481636][ T10] [ 6076.483892][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6076.483892][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6076.483892][ T10] ipv6_find_idev+0x102/0x170 [ 6076.483892][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.483892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.483892][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.483892][ T10] netlink_unicast+0x449/0x710 [ 6076.483892][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.483892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.483892][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.483892][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.483892][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.483892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.483892][ T10] [ 6076.485687][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6076.485687][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6076.485687][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6076.485687][ T10] ipv6_find_idev+0x102/0x170 [ 6076.485687][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6076.485687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6076.485687][ T10] netlink_rcv_skb+0x130/0x360 [ 6076.485687][ T10] netlink_unicast+0x449/0x710 [ 6076.485687][ T10] netlink_sendmsg+0x723/0xbe0 [ 6076.485687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6076.485687][ T10] ___sys_sendmsg+0xee/0x170 [ 6076.485687][ T10] __sys_sendmsg+0xcd/0x170 [ 6076.485687][ T10] do_syscall_64+0xc6/0x1e0 [ 6076.485687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6076.485687][ T10] [ 6086.734912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6086.735378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.735378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6086.735378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6086.735378][ T10] fib6_nh_init+0xa22/0x1580 [ 6086.735378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.735378][ T10] ip6_route_add+0x1c/0x140 [ 6086.735378][ T10] inet6_rtm_newroute+0x104/0x110 [ 6086.735378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.735378][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.735378][ T10] netlink_unicast+0x449/0x710 [ 6086.735378][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.735378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.735378][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.735378][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.735378][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.735378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.735378][ T10] [ 6086.737385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.737385][ T10] dst_init+0x84/0x4a0 [ 6086.737385][ T10] dst_alloc+0x97/0x150 [ 6086.737385][ T10] ip6_dst_alloc+0x23/0x90 [ 6086.737385][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6086.737385][ T10] ip6_pol_route+0x56f/0x840 [ 6086.737385][ T10] fib6_rule_lookup+0x456/0x630 [ 6086.737385][ T10] ip6_route_input+0x59c/0xa50 [ 6086.737385][ T10] ipv6_rcv+0x397/0x810 [ 6086.737385][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6086.737385][ T10] process_backlog+0x101/0x620 [ 6086.737385][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6086.737385][ T10] net_rx_action+0x495/0xbe0 [ 6086.737385][ T10] __do_softirq+0x1b5/0x7f6 [ 6086.737385][ T10] [ 6086.739114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.739114][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.739114][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.739114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.739114][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6086.739114][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6086.739114][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6086.739114][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6086.739114][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6086.739114][ T10] addrconf_dad_begin+0x310/0x670 [ 6086.739114][ T10] addrconf_dad_work+0x10b/0xab0 [ 6086.739114][ T10] process_one_work+0x84d/0x18a0 [ 6086.739114][ T10] worker_thread+0x587/0xd30 [ 6086.739114][ T10] kthread+0x28a/0x350 [ 6086.739114][ T10] ret_from_fork+0x31/0x70 [ 6086.739114][ T10] ret_from_fork_asm+0x1a/0x30 [ 6086.739114][ T10] [ 6086.741114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.741114][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.741114][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.741114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.741114][ T10] ip6_route_add+0x1c/0x140 [ 6086.741114][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6086.741114][ T10] inet6_addr_add+0x4f8/0xa40 [ 6086.741114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.741114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.741114][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.741114][ T10] netlink_unicast+0x449/0x710 [ 6086.741114][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.741114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.741114][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.741114][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.741114][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.741114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.741114][ T10] [ 6086.743220][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.743220][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.743220][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.743220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.743220][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6086.743220][ T10] ipv6_add_addr+0x411/0x2000 [ 6086.743220][ T10] inet6_addr_add+0x30e/0xa40 [ 6086.743220][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.743220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.743220][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.743220][ T10] netlink_unicast+0x449/0x710 [ 6086.743220][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.743220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.743220][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.743220][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.743220][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.743220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.743220][ T10] [ 6086.745310][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.745310][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.745310][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.745310][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.745310][ T10] ip6_route_add+0x1c/0x140 [ 6086.745310][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6086.745310][ T10] addrconf_add_dev+0xe2/0x170 [ 6086.745310][ T10] inet6_addr_add+0x12f/0xa40 [ 6086.745310][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.745310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.745310][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.745310][ T10] netlink_unicast+0x449/0x710 [ 6086.745310][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.745310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.745310][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.745310][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.745310][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.745310][ T10] [ 6086.747385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.747385][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6086.747385][ T10] ipv6_find_idev+0x102/0x170 [ 6086.747385][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.747385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.747385][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.747385][ T10] netlink_unicast+0x449/0x710 [ 6086.747385][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.747385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.747385][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.747385][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.747385][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.747385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.747385][ T10] [ 6086.748994][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6086.748994][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6086.748994][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6086.748994][ T10] ipv6_find_idev+0x102/0x170 [ 6086.748994][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.748994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.748994][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.748994][ T10] netlink_unicast+0x449/0x710 [ 6086.748994][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.748994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.748994][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.748994][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.748994][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.748994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.748994][ T10] [ 6086.750771][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6086.751093][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6086.751093][ T10] dst_init+0x84/0x4a0 [ 6086.751093][ T10] dst_alloc+0x97/0x150 [ 6086.751093][ T10] ip6_dst_alloc+0x23/0x90 [ 6086.751093][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6086.751093][ T10] ip6_pol_route+0x56f/0x840 [ 6086.751093][ T10] fib6_rule_lookup+0x456/0x630 [ 6086.751093][ T10] ip6_route_input+0x59c/0xa50 [ 6086.751093][ T10] ipv6_rcv+0x397/0x810 [ 6086.751093][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6086.751093][ T10] process_backlog+0x101/0x620 [ 6086.751093][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6086.751093][ T10] net_rx_action+0x495/0xbe0 [ 6086.751093][ T10] __do_softirq+0x1b5/0x7f6 [ 6086.751093][ T10] [ 6086.752784][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.752784][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6086.752784][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6086.752784][ T10] fib6_nh_init+0xa22/0x1580 [ 6086.752784][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.752784][ T10] ip6_route_add+0x1c/0x140 [ 6086.752784][ T10] inet6_rtm_newroute+0x104/0x110 [ 6086.752784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.752784][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.752784][ T10] netlink_unicast+0x449/0x710 [ 6086.752784][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.752784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.752784][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.752784][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.752784][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.752784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.752784][ T10] [ 6086.754678][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.754678][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.754678][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.754678][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.754678][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6086.754678][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6086.754678][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6086.754678][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6086.754678][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6086.754678][ T10] addrconf_dad_begin+0x310/0x670 [ 6086.754678][ T10] addrconf_dad_work+0x10b/0xab0 [ 6086.754678][ T10] process_one_work+0x84d/0x18a0 [ 6086.754678][ T10] worker_thread+0x587/0xd30 [ 6086.754678][ T10] kthread+0x28a/0x350 [ 6086.754678][ T10] ret_from_fork+0x31/0x70 [ 6086.754678][ T10] ret_from_fork_asm+0x1a/0x30 [ 6086.754678][ T10] [ 6086.756585][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.756585][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.756585][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.756585][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.756585][ T10] ip6_route_add+0x1c/0x140 [ 6086.756585][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6086.756585][ T10] inet6_addr_add+0x4f8/0xa40 [ 6086.756585][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.756585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.756585][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.756585][ T10] netlink_unicast+0x449/0x710 [ 6086.756585][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.756585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.756585][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.756585][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.756585][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.756585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.756585][ T10] [ 6086.758599][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.758599][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.758599][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.758599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.758599][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6086.758599][ T10] ipv6_add_addr+0x411/0x2000 [ 6086.758599][ T10] inet6_addr_add+0x30e/0xa40 [ 6086.758599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.758599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.758599][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.758599][ T10] netlink_unicast+0x449/0x710 [ 6086.758599][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.758599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.758599][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.758599][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.758599][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.758599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.758599][ T10] [ 6086.760604][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.760604][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.760604][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.760604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.760604][ T10] ip6_route_add+0x1c/0x140 [ 6086.760604][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6086.760604][ T10] addrconf_add_dev+0xe2/0x170 [ 6086.760604][ T10] inet6_addr_add+0x12f/0xa40 [ 6086.760604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.760604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.760604][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.760604][ T10] netlink_unicast+0x449/0x710 [ 6086.760604][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.760604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.760604][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.760604][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.760604][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.760604][ T10] [ 6086.762701][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.762701][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6086.762701][ T10] ipv6_find_idev+0x102/0x170 [ 6086.762701][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.762701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.762701][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.762701][ T10] netlink_unicast+0x449/0x710 [ 6086.762701][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.762701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.762701][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.762701][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.762701][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.762701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.762701][ T10] [ 6086.764501][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6086.764501][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6086.764501][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6086.764501][ T10] ipv6_find_idev+0x102/0x170 [ 6086.764501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.764501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.764501][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.764501][ T10] netlink_unicast+0x449/0x710 [ 6086.764501][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.764501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.764501][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.764501][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.764501][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.764501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.764501][ T10] [ 6086.766433][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6086.766681][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6086.766681][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.766681][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.766681][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.766681][ T10] ip6_route_add+0x1c/0x140 [ 6086.766681][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6086.766681][ T10] inet6_addr_add+0x4f8/0xa40 [ 6086.766681][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.766681][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.766681][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.766681][ T10] netlink_unicast+0x449/0x710 [ 6086.766681][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.766681][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.766681][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.766681][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.766681][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.766681][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.766681][ T10] [ 6086.768944][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6086.768944][ T10] netdev_get_by_index+0x5e/0x80 [ 6086.768944][ T10] fib6_nh_init+0x3d8/0x1580 [ 6086.768944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6086.768944][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6086.768944][ T10] ipv6_add_addr+0x411/0x2000 [ 6086.768944][ T10] inet6_addr_add+0x30e/0xa40 [ 6086.768944][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6086.768944][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.768944][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.768944][ T10] netlink_unicast+0x449/0x710 [ 6086.768944][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.768944][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.768944][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.768944][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.768944][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.768944][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.768944][ T10] [ 6086.771121][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6086.771121][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6086.771121][ T10] ipv6_find_idev+0x102/0x170 [ 6086.771121][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.771121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.771121][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.771121][ T10] netlink_unicast+0x449/0x710 [ 6086.771121][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.771121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.771121][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.771121][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.771121][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.771121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.771121][ T10] [ 6086.772838][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6086.772838][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6086.772838][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6086.772838][ T10] ipv6_find_idev+0x102/0x170 [ 6086.772838][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6086.772838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6086.772838][ T10] netlink_rcv_skb+0x130/0x360 [ 6086.772838][ T10] netlink_unicast+0x449/0x710 [ 6086.772838][ T10] netlink_sendmsg+0x723/0xbe0 [ 6086.772838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6086.772838][ T10] ___sys_sendmsg+0xee/0x170 [ 6086.772838][ T10] __sys_sendmsg+0xcd/0x170 [ 6086.772838][ T10] do_syscall_64+0xc6/0x1e0 [ 6086.772838][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6086.772838][ T10] [ 6097.030931][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6097.031378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.031378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6097.031378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6097.031378][ T10] fib6_nh_init+0xa22/0x1580 [ 6097.031378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.031378][ T10] ip6_route_add+0x1c/0x140 [ 6097.031378][ T10] inet6_rtm_newroute+0x104/0x110 [ 6097.031378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.031378][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.031378][ T10] netlink_unicast+0x449/0x710 [ 6097.031378][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.031378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.031378][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.031378][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.031378][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.031378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.031378][ T10] [ 6097.033295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.033295][ T10] dst_init+0x84/0x4a0 [ 6097.033295][ T10] dst_alloc+0x97/0x150 [ 6097.033295][ T10] ip6_dst_alloc+0x23/0x90 [ 6097.033295][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6097.033295][ T10] ip6_pol_route+0x56f/0x840 [ 6097.033295][ T10] fib6_rule_lookup+0x456/0x630 [ 6097.033295][ T10] ip6_route_input+0x59c/0xa50 [ 6097.033295][ T10] ipv6_rcv+0x397/0x810 [ 6097.033295][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6097.033295][ T10] process_backlog+0x101/0x620 [ 6097.033295][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6097.033295][ T10] net_rx_action+0x495/0xbe0 [ 6097.033295][ T10] __do_softirq+0x1b5/0x7f6 [ 6097.033295][ T10] [ 6097.034956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.034956][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.034956][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.034956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.034956][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6097.034956][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6097.034956][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6097.034956][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6097.034956][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6097.034956][ T10] addrconf_dad_begin+0x310/0x670 [ 6097.034956][ T10] addrconf_dad_work+0x10b/0xab0 [ 6097.034956][ T10] process_one_work+0x84d/0x18a0 [ 6097.034956][ T10] worker_thread+0x587/0xd30 [ 6097.034956][ T10] kthread+0x28a/0x350 [ 6097.034956][ T10] ret_from_fork+0x31/0x70 [ 6097.034956][ T10] ret_from_fork_asm+0x1a/0x30 [ 6097.034956][ T10] [ 6097.036891][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.036891][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.036891][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.036891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.036891][ T10] ip6_route_add+0x1c/0x140 [ 6097.036891][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6097.036891][ T10] inet6_addr_add+0x4f8/0xa40 [ 6097.036891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.036891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.036891][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.036891][ T10] netlink_unicast+0x449/0x710 [ 6097.036891][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.036891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.036891][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.036891][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.036891][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.036891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.036891][ T10] [ 6097.038904][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.038904][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.038904][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.038904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.038904][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6097.038904][ T10] ipv6_add_addr+0x411/0x2000 [ 6097.038904][ T10] inet6_addr_add+0x30e/0xa40 [ 6097.038904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.038904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.038904][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.038904][ T10] netlink_unicast+0x449/0x710 [ 6097.038904][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.038904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.038904][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.038904][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.038904][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.038904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.038904][ T10] [ 6097.040902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.040902][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.040902][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.040902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.040902][ T10] ip6_route_add+0x1c/0x140 [ 6097.040902][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6097.040902][ T10] addrconf_add_dev+0xe2/0x170 [ 6097.040902][ T10] inet6_addr_add+0x12f/0xa40 [ 6097.040902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.040902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.040902][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.040902][ T10] netlink_unicast+0x449/0x710 [ 6097.040902][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.040902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.040902][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.040902][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.040902][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.040902][ T10] [ 6097.042872][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.042872][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6097.042872][ T10] ipv6_find_idev+0x102/0x170 [ 6097.042872][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.042872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.042872][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.042872][ T10] netlink_unicast+0x449/0x710 [ 6097.042872][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.042872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.042872][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.042872][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.042872][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.042872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.042872][ T10] [ 6097.044421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6097.044421][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6097.044421][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6097.044421][ T10] ipv6_find_idev+0x102/0x170 [ 6097.044421][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.044421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.044421][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.044421][ T10] netlink_unicast+0x449/0x710 [ 6097.044421][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.044421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.044421][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.044421][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.044421][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.044421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.044421][ T10] [ 6097.046141][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6097.046424][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6097.046424][ T10] dst_init+0x84/0x4a0 [ 6097.046424][ T10] dst_alloc+0x97/0x150 [ 6097.046424][ T10] ip6_dst_alloc+0x23/0x90 [ 6097.046424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6097.046424][ T10] ip6_pol_route+0x56f/0x840 [ 6097.046424][ T10] fib6_rule_lookup+0x456/0x630 [ 6097.046424][ T10] ip6_route_input+0x59c/0xa50 [ 6097.046424][ T10] ipv6_rcv+0x397/0x810 [ 6097.046424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6097.046424][ T10] process_backlog+0x101/0x620 [ 6097.046424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6097.046424][ T10] net_rx_action+0x495/0xbe0 [ 6097.046424][ T10] __do_softirq+0x1b5/0x7f6 [ 6097.046424][ T10] [ 6097.048078][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.048078][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6097.048078][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6097.048078][ T10] fib6_nh_init+0xa22/0x1580 [ 6097.048078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.048078][ T10] ip6_route_add+0x1c/0x140 [ 6097.048078][ T10] inet6_rtm_newroute+0x104/0x110 [ 6097.048078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.048078][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.048078][ T10] netlink_unicast+0x449/0x710 [ 6097.048078][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.048078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.048078][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.048078][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.048078][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.048078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.048078][ T10] [ 6097.049976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.049976][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.049976][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.049976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.049976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6097.049976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6097.049976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6097.049976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6097.049976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6097.049976][ T10] addrconf_dad_begin+0x310/0x670 [ 6097.049976][ T10] addrconf_dad_work+0x10b/0xab0 [ 6097.049976][ T10] process_one_work+0x84d/0x18a0 [ 6097.049976][ T10] worker_thread+0x587/0xd30 [ 6097.049976][ T10] kthread+0x28a/0x350 [ 6097.049976][ T10] ret_from_fork+0x31/0x70 [ 6097.049976][ T10] ret_from_fork_asm+0x1a/0x30 [ 6097.049976][ T10] [ 6097.051890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.051890][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.051890][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.051890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.051890][ T10] ip6_route_add+0x1c/0x140 [ 6097.051890][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6097.051890][ T10] inet6_addr_add+0x4f8/0xa40 [ 6097.051890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.051890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.051890][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.051890][ T10] netlink_unicast+0x449/0x710 [ 6097.051890][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.051890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.051890][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.051890][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.051890][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.051890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.051890][ T10] [ 6097.053895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.053895][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.053895][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.053895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.053895][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6097.053895][ T10] ipv6_add_addr+0x411/0x2000 [ 6097.053895][ T10] inet6_addr_add+0x30e/0xa40 [ 6097.053895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.053895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.053895][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.053895][ T10] netlink_unicast+0x449/0x710 [ 6097.053895][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.053895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.053895][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.053895][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.053895][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.053895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.053895][ T10] [ 6097.055897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.055897][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.055897][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.055897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.055897][ T10] ip6_route_add+0x1c/0x140 [ 6097.055897][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6097.055897][ T10] addrconf_add_dev+0xe2/0x170 [ 6097.055897][ T10] inet6_addr_add+0x12f/0xa40 [ 6097.055897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.055897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.055897][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.055897][ T10] netlink_unicast+0x449/0x710 [ 6097.055897][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.055897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.055897][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.055897][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.055897][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.055897][ T10] [ 6097.058574][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.058574][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6097.058574][ T10] ipv6_find_idev+0x102/0x170 [ 6097.058574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.058574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.058574][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.058574][ T10] netlink_unicast+0x449/0x710 [ 6097.058574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.058574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.058574][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.058574][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.058574][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.058574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.058574][ T10] [ 6097.060302][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6097.060302][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6097.060302][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6097.060302][ T10] ipv6_find_idev+0x102/0x170 [ 6097.060302][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.060302][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.060302][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.060302][ T10] netlink_unicast+0x449/0x710 [ 6097.060302][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.060302][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.060302][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.060302][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.060302][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.060302][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.060302][ T10] [ 6097.062327][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6097.062571][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6097.062571][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.062571][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.062571][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.062571][ T10] ip6_route_add+0x1c/0x140 [ 6097.062571][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6097.062571][ T10] inet6_addr_add+0x4f8/0xa40 [ 6097.062571][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.062571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.062571][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.062571][ T10] netlink_unicast+0x449/0x710 [ 6097.062571][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.062571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.062571][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.062571][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.062571][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.062571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.062571][ T10] [ 6097.064893][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6097.064893][ T10] netdev_get_by_index+0x5e/0x80 [ 6097.064893][ T10] fib6_nh_init+0x3d8/0x1580 [ 6097.064893][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6097.064893][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6097.064893][ T10] ipv6_add_addr+0x411/0x2000 [ 6097.064893][ T10] inet6_addr_add+0x30e/0xa40 [ 6097.064893][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6097.064893][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.064893][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.064893][ T10] netlink_unicast+0x449/0x710 [ 6097.064893][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.064893][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.064893][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.064893][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.064893][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.064893][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.064893][ T10] [ 6097.067082][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6097.067082][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6097.067082][ T10] ipv6_find_idev+0x102/0x170 [ 6097.067082][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.067082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.067082][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.067082][ T10] netlink_unicast+0x449/0x710 [ 6097.067082][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.067082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.067082][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.067082][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.067082][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.067082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.067082][ T10] [ 6097.068813][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6097.068813][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6097.068813][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6097.068813][ T10] ipv6_find_idev+0x102/0x170 [ 6097.068813][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6097.068813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6097.068813][ T10] netlink_rcv_skb+0x130/0x360 [ 6097.068813][ T10] netlink_unicast+0x449/0x710 [ 6097.068813][ T10] netlink_sendmsg+0x723/0xbe0 [ 6097.068813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6097.068813][ T10] ___sys_sendmsg+0xee/0x170 [ 6097.068813][ T10] __sys_sendmsg+0xcd/0x170 [ 6097.068813][ T10] do_syscall_64+0xc6/0x1e0 [ 6097.068813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6097.068813][ T10] [ 6107.318908][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6107.319376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.319376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6107.319376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6107.319376][ T10] fib6_nh_init+0xa22/0x1580 [ 6107.319376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.319376][ T10] ip6_route_add+0x1c/0x140 [ 6107.319376][ T10] inet6_rtm_newroute+0x104/0x110 [ 6107.319376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.319376][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.319376][ T10] netlink_unicast+0x449/0x710 [ 6107.319376][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.319376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.319376][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.319376][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.319376][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.319376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.319376][ T10] [ 6107.321309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.321309][ T10] dst_init+0x84/0x4a0 [ 6107.321309][ T10] dst_alloc+0x97/0x150 [ 6107.321309][ T10] ip6_dst_alloc+0x23/0x90 [ 6107.321309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6107.321309][ T10] ip6_pol_route+0x56f/0x840 [ 6107.321309][ T10] fib6_rule_lookup+0x456/0x630 [ 6107.321309][ T10] ip6_route_input+0x59c/0xa50 [ 6107.321309][ T10] ipv6_rcv+0x397/0x810 [ 6107.321309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6107.321309][ T10] process_backlog+0x101/0x620 [ 6107.321309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6107.321309][ T10] net_rx_action+0x495/0xbe0 [ 6107.321309][ T10] __do_softirq+0x1b5/0x7f6 [ 6107.321309][ T10] [ 6107.322987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.322987][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.322987][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.322987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.322987][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6107.322987][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6107.322987][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6107.322987][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6107.322987][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6107.322987][ T10] addrconf_dad_begin+0x310/0x670 [ 6107.322987][ T10] addrconf_dad_work+0x10b/0xab0 [ 6107.322987][ T10] process_one_work+0x84d/0x18a0 [ 6107.322987][ T10] worker_thread+0x587/0xd30 [ 6107.322987][ T10] kthread+0x28a/0x350 [ 6107.322987][ T10] ret_from_fork+0x31/0x70 [ 6107.322987][ T10] ret_from_fork_asm+0x1a/0x30 [ 6107.322987][ T10] [ 6107.324953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.324953][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.324953][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.324953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.324953][ T10] ip6_route_add+0x1c/0x140 [ 6107.324953][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6107.324953][ T10] inet6_addr_add+0x4f8/0xa40 [ 6107.324953][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.324953][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.324953][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.324953][ T10] netlink_unicast+0x449/0x710 [ 6107.324953][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.324953][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.324953][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.324953][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.324953][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.324953][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.324953][ T10] [ 6107.326989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.326989][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.326989][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.326989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.326989][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6107.326989][ T10] ipv6_add_addr+0x411/0x2000 [ 6107.326989][ T10] inet6_addr_add+0x30e/0xa40 [ 6107.326989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.326989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.326989][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.326989][ T10] netlink_unicast+0x449/0x710 [ 6107.326989][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.326989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.326989][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.326989][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.326989][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.326989][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.326989][ T10] [ 6107.329017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.329017][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.329017][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.329017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.329017][ T10] ip6_route_add+0x1c/0x140 [ 6107.329017][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6107.329017][ T10] addrconf_add_dev+0xe2/0x170 [ 6107.329017][ T10] inet6_addr_add+0x12f/0xa40 [ 6107.329017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.329017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.329017][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.329017][ T10] netlink_unicast+0x449/0x710 [ 6107.329017][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.329017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.329017][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.329017][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.329017][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.329017][ T10] [ 6107.331017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.331017][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6107.331017][ T10] ipv6_find_idev+0x102/0x170 [ 6107.331017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.331017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.331017][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.331017][ T10] netlink_unicast+0x449/0x710 [ 6107.331017][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.331017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.331017][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.331017][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.331017][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.331017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.331017][ T10] [ 6107.332590][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6107.332590][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6107.332590][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6107.332590][ T10] ipv6_find_idev+0x102/0x170 [ 6107.332590][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.332590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.332590][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.332590][ T10] netlink_unicast+0x449/0x710 [ 6107.332590][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.332590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.332590][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.332590][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.332590][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.332590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.332590][ T10] [ 6107.334327][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6107.334618][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6107.334618][ T10] dst_init+0x84/0x4a0 [ 6107.334618][ T10] dst_alloc+0x97/0x150 [ 6107.334618][ T10] ip6_dst_alloc+0x23/0x90 [ 6107.334618][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6107.334618][ T10] ip6_pol_route+0x56f/0x840 [ 6107.334618][ T10] fib6_rule_lookup+0x456/0x630 [ 6107.334618][ T10] ip6_route_input+0x59c/0xa50 [ 6107.334618][ T10] ipv6_rcv+0x397/0x810 [ 6107.334618][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6107.334618][ T10] process_backlog+0x101/0x620 [ 6107.334618][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6107.334618][ T10] net_rx_action+0x495/0xbe0 [ 6107.334618][ T10] __do_softirq+0x1b5/0x7f6 [ 6107.334618][ T10] [ 6107.336277][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.336277][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6107.336277][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6107.336277][ T10] fib6_nh_init+0xa22/0x1580 [ 6107.336277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.336277][ T10] ip6_route_add+0x1c/0x140 [ 6107.336277][ T10] inet6_rtm_newroute+0x104/0x110 [ 6107.336277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.336277][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.336277][ T10] netlink_unicast+0x449/0x710 [ 6107.336277][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.336277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.336277][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.336277][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.336277][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.336277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.336277][ T10] [ 6107.338193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.338193][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.338193][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.338193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.338193][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6107.338193][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6107.338193][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6107.338193][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6107.338193][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6107.338193][ T10] addrconf_dad_begin+0x310/0x670 [ 6107.338193][ T10] addrconf_dad_work+0x10b/0xab0 [ 6107.338193][ T10] process_one_work+0x84d/0x18a0 [ 6107.338193][ T10] worker_thread+0x587/0xd30 [ 6107.338193][ T10] kthread+0x28a/0x350 [ 6107.338193][ T10] ret_from_fork+0x31/0x70 [ 6107.338193][ T10] ret_from_fork_asm+0x1a/0x30 [ 6107.338193][ T10] [ 6107.340150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.340150][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.340150][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.340150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.340150][ T10] ip6_route_add+0x1c/0x140 [ 6107.340150][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6107.340150][ T10] inet6_addr_add+0x4f8/0xa40 [ 6107.340150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.340150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.340150][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.340150][ T10] netlink_unicast+0x449/0x710 [ 6107.340150][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.340150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.340150][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.340150][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.340150][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.340150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.340150][ T10] [ 6107.342181][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.342181][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.342181][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.342181][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.342181][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6107.342181][ T10] ipv6_add_addr+0x411/0x2000 [ 6107.342181][ T10] inet6_addr_add+0x30e/0xa40 [ 6107.342181][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.342181][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.342181][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.342181][ T10] netlink_unicast+0x449/0x710 [ 6107.342181][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.342181][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.342181][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.342181][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.342181][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.342181][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.342181][ T10] [ 6107.344211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.344211][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.344211][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.344211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.344211][ T10] ip6_route_add+0x1c/0x140 [ 6107.344211][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6107.344211][ T10] addrconf_add_dev+0xe2/0x170 [ 6107.344211][ T10] inet6_addr_add+0x12f/0xa40 [ 6107.344211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.344211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.344211][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.344211][ T10] netlink_unicast+0x449/0x710 [ 6107.344211][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.344211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.344211][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.344211][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.344211][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.344211][ T10] [ 6107.346349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.346349][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6107.346349][ T10] ipv6_find_idev+0x102/0x170 [ 6107.346349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.346349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.346349][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.346349][ T10] netlink_unicast+0x449/0x710 [ 6107.346349][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.346349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.346349][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.346349][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.346349][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.346349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.346349][ T10] [ 6107.348165][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6107.348165][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6107.348165][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6107.348165][ T10] ipv6_find_idev+0x102/0x170 [ 6107.348165][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.348165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.348165][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.348165][ T10] netlink_unicast+0x449/0x710 [ 6107.348165][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.348165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.348165][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.348165][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.348165][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.348165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.348165][ T10] [ 6107.350134][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6107.350379][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6107.350379][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.350379][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.350379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.350379][ T10] ip6_route_add+0x1c/0x140 [ 6107.350379][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6107.350379][ T10] inet6_addr_add+0x4f8/0xa40 [ 6107.350379][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.350379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.350379][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.350379][ T10] netlink_unicast+0x449/0x710 [ 6107.350379][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.350379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.350379][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.350379][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.350379][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.350379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.350379][ T10] [ 6107.353180][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6107.353180][ T10] netdev_get_by_index+0x5e/0x80 [ 6107.353180][ T10] fib6_nh_init+0x3d8/0x1580 [ 6107.353180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6107.353180][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6107.353180][ T10] ipv6_add_addr+0x411/0x2000 [ 6107.353180][ T10] inet6_addr_add+0x30e/0xa40 [ 6107.353180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6107.353180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.353180][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.353180][ T10] netlink_unicast+0x449/0x710 [ 6107.353180][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.353180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.353180][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.353180][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.353180][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.353180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.353180][ T10] [ 6107.355447][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6107.355447][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6107.355447][ T10] ipv6_find_idev+0x102/0x170 [ 6107.355447][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.355447][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.355447][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.355447][ T10] netlink_unicast+0x449/0x710 [ 6107.355447][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.355447][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.355447][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.355447][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.355447][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.355447][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.355447][ T10] [ 6107.357284][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6107.357284][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6107.357284][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6107.357284][ T10] ipv6_find_idev+0x102/0x170 [ 6107.357284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6107.357284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6107.357284][ T10] netlink_rcv_skb+0x130/0x360 [ 6107.357284][ T10] netlink_unicast+0x449/0x710 [ 6107.357284][ T10] netlink_sendmsg+0x723/0xbe0 [ 6107.357284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6107.357284][ T10] ___sys_sendmsg+0xee/0x170 [ 6107.357284][ T10] __sys_sendmsg+0xcd/0x170 [ 6107.357284][ T10] do_syscall_64+0xc6/0x1e0 [ 6107.357284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6107.357284][ T10] [ 6117.478929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6117.479395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.479395][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6117.479395][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6117.479395][ T10] fib6_nh_init+0xa22/0x1580 [ 6117.479395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.479395][ T10] ip6_route_add+0x1c/0x140 [ 6117.479395][ T10] inet6_rtm_newroute+0x104/0x110 [ 6117.479395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.479395][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.479395][ T10] netlink_unicast+0x449/0x710 [ 6117.479395][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.479395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.479395][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.479395][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.479395][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.479395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.479395][ T10] [ 6117.481331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.481331][ T10] dst_init+0x84/0x4a0 [ 6117.481331][ T10] dst_alloc+0x97/0x150 [ 6117.481331][ T10] ip6_dst_alloc+0x23/0x90 [ 6117.481331][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6117.481331][ T10] ip6_pol_route+0x56f/0x840 [ 6117.481331][ T10] fib6_rule_lookup+0x456/0x630 [ 6117.481331][ T10] ip6_route_input+0x59c/0xa50 [ 6117.481331][ T10] ipv6_rcv+0x397/0x810 [ 6117.481331][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6117.481331][ T10] process_backlog+0x101/0x620 [ 6117.481331][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6117.481331][ T10] net_rx_action+0x495/0xbe0 [ 6117.481331][ T10] __do_softirq+0x1b5/0x7f6 [ 6117.481331][ T10] [ 6117.483035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.483035][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.483035][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.483035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.483035][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6117.483035][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6117.483035][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6117.483035][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6117.483035][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6117.483035][ T10] addrconf_dad_begin+0x310/0x670 [ 6117.483035][ T10] addrconf_dad_work+0x10b/0xab0 [ 6117.483035][ T10] process_one_work+0x84d/0x18a0 [ 6117.483035][ T10] worker_thread+0x587/0xd30 [ 6117.483035][ T10] kthread+0x28a/0x350 [ 6117.483035][ T10] ret_from_fork+0x31/0x70 [ 6117.483035][ T10] ret_from_fork_asm+0x1a/0x30 [ 6117.483035][ T10] [ 6117.485017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.485017][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.485017][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.485017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.485017][ T10] ip6_route_add+0x1c/0x140 [ 6117.485017][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6117.485017][ T10] inet6_addr_add+0x4f8/0xa40 [ 6117.485017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.485017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.485017][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.485017][ T10] netlink_unicast+0x449/0x710 [ 6117.485017][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.485017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.485017][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.485017][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.485017][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.485017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.485017][ T10] [ 6117.487081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.487081][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.487081][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.487081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.487081][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6117.487081][ T10] ipv6_add_addr+0x411/0x2000 [ 6117.487081][ T10] inet6_addr_add+0x30e/0xa40 [ 6117.487081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.487081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.487081][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.487081][ T10] netlink_unicast+0x449/0x710 [ 6117.487081][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.487081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.487081][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.487081][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.487081][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.487081][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.487081][ T10] [ 6117.489133][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.489133][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.489133][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.489133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.489133][ T10] ip6_route_add+0x1c/0x140 [ 6117.489133][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6117.489133][ T10] addrconf_add_dev+0xe2/0x170 [ 6117.489133][ T10] inet6_addr_add+0x12f/0xa40 [ 6117.489133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.489133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.489133][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.489133][ T10] netlink_unicast+0x449/0x710 [ 6117.489133][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.489133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.489133][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.489133][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.489133][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.489133][ T10] [ 6117.491143][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.491143][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6117.491143][ T10] ipv6_find_idev+0x102/0x170 [ 6117.491143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.491143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.491143][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.491143][ T10] netlink_unicast+0x449/0x710 [ 6117.491143][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.491143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.491143][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.491143][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.491143][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.491143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.491143][ T10] [ 6117.492734][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6117.492734][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6117.492734][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6117.492734][ T10] ipv6_find_idev+0x102/0x170 [ 6117.492734][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.492734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.492734][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.492734][ T10] netlink_unicast+0x449/0x710 [ 6117.492734][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.492734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.492734][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.492734][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.492734][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.492734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.492734][ T10] [ 6117.494483][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6117.494771][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6117.494771][ T10] dst_init+0x84/0x4a0 [ 6117.494771][ T10] dst_alloc+0x97/0x150 [ 6117.494771][ T10] ip6_dst_alloc+0x23/0x90 [ 6117.494771][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6117.494771][ T10] ip6_pol_route+0x56f/0x840 [ 6117.494771][ T10] fib6_rule_lookup+0x456/0x630 [ 6117.494771][ T10] ip6_route_input+0x59c/0xa50 [ 6117.494771][ T10] ipv6_rcv+0x397/0x810 [ 6117.494771][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6117.494771][ T10] process_backlog+0x101/0x620 [ 6117.494771][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6117.494771][ T10] net_rx_action+0x495/0xbe0 [ 6117.494771][ T10] __do_softirq+0x1b5/0x7f6 [ 6117.494771][ T10] [ 6117.496466][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.496466][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6117.496466][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6117.496466][ T10] fib6_nh_init+0xa22/0x1580 [ 6117.496466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.496466][ T10] ip6_route_add+0x1c/0x140 [ 6117.496466][ T10] inet6_rtm_newroute+0x104/0x110 [ 6117.496466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.496466][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.496466][ T10] netlink_unicast+0x449/0x710 [ 6117.496466][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.496466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.496466][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.496466][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.496466][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.496466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.496466][ T10] [ 6117.498384][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.498384][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.498384][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.498384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.498384][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6117.498384][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6117.498384][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6117.498384][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6117.498384][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6117.498384][ T10] addrconf_dad_begin+0x310/0x670 [ 6117.498384][ T10] addrconf_dad_work+0x10b/0xab0 [ 6117.498384][ T10] process_one_work+0x84d/0x18a0 [ 6117.498384][ T10] worker_thread+0x587/0xd30 [ 6117.498384][ T10] kthread+0x28a/0x350 [ 6117.498384][ T10] ret_from_fork+0x31/0x70 [ 6117.498384][ T10] ret_from_fork_asm+0x1a/0x30 [ 6117.498384][ T10] [ 6117.500328][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.500328][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.500328][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.500328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.500328][ T10] ip6_route_add+0x1c/0x140 [ 6117.500328][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6117.500328][ T10] inet6_addr_add+0x4f8/0xa40 [ 6117.500328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.500328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.500328][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.500328][ T10] netlink_unicast+0x449/0x710 [ 6117.500328][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.500328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.500328][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.500328][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.500328][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.500328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.500328][ T10] [ 6117.502374][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.502374][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.502374][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.502374][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.502374][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6117.502374][ T10] ipv6_add_addr+0x411/0x2000 [ 6117.502374][ T10] inet6_addr_add+0x30e/0xa40 [ 6117.502374][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.502374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.502374][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.502374][ T10] netlink_unicast+0x449/0x710 [ 6117.502374][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.502374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.502374][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.502374][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.502374][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.502374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.502374][ T10] [ 6117.504427][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.504427][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.504427][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.504427][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.504427][ T10] ip6_route_add+0x1c/0x140 [ 6117.504427][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6117.504427][ T10] addrconf_add_dev+0xe2/0x170 [ 6117.504427][ T10] inet6_addr_add+0x12f/0xa40 [ 6117.504427][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.504427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.504427][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.504427][ T10] netlink_unicast+0x449/0x710 [ 6117.504427][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.504427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.504427][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.504427][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.504427][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.504427][ T10] [ 6117.506566][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.506566][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6117.506566][ T10] ipv6_find_idev+0x102/0x170 [ 6117.506566][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.506566][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.506566][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.506566][ T10] netlink_unicast+0x449/0x710 [ 6117.506566][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.506566][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.506566][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.506566][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.506566][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.506566][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.506566][ T10] [ 6117.508342][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6117.508342][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6117.508342][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6117.508342][ T10] ipv6_find_idev+0x102/0x170 [ 6117.508342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.508342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.508342][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.508342][ T10] netlink_unicast+0x449/0x710 [ 6117.508342][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.508342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.508342][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.508342][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.508342][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.508342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.508342][ T10] [ 6117.510413][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6117.510670][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6117.510670][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.510670][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.510670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.510670][ T10] ip6_route_add+0x1c/0x140 [ 6117.510670][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6117.510670][ T10] inet6_addr_add+0x4f8/0xa40 [ 6117.510670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.510670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.510670][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.510670][ T10] netlink_unicast+0x449/0x710 [ 6117.510670][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.510670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.510670][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.510670][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.510670][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.510670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.510670][ T10] [ 6117.512956][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6117.512956][ T10] netdev_get_by_index+0x5e/0x80 [ 6117.512956][ T10] fib6_nh_init+0x3d8/0x1580 [ 6117.512956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6117.512956][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6117.512956][ T10] ipv6_add_addr+0x411/0x2000 [ 6117.512956][ T10] inet6_addr_add+0x30e/0xa40 [ 6117.512956][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6117.512956][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.512956][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.512956][ T10] netlink_unicast+0x449/0x710 [ 6117.512956][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.512956][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.512956][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.512956][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.512956][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.512956][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.512956][ T10] [ 6117.515254][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6117.515254][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6117.515254][ T10] ipv6_find_idev+0x102/0x170 [ 6117.515254][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.515254][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.515254][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.515254][ T10] netlink_unicast+0x449/0x710 [ 6117.515254][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.515254][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.515254][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.515254][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.515254][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.515254][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.515254][ T10] [ 6117.517024][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6117.517024][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6117.517024][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6117.517024][ T10] ipv6_find_idev+0x102/0x170 [ 6117.517024][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6117.517024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6117.517024][ T10] netlink_rcv_skb+0x130/0x360 [ 6117.517024][ T10] netlink_unicast+0x449/0x710 [ 6117.517024][ T10] netlink_sendmsg+0x723/0xbe0 [ 6117.517024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6117.517024][ T10] ___sys_sendmsg+0xee/0x170 [ 6117.517024][ T10] __sys_sendmsg+0xcd/0x170 [ 6117.517024][ T10] do_syscall_64+0xc6/0x1e0 [ 6117.517024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6117.517024][ T10] [ 6127.758919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6127.759306][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.759306][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6127.759306][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6127.759306][ T10] fib6_nh_init+0xa22/0x1580 [ 6127.759306][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.759306][ T10] ip6_route_add+0x1c/0x140 [ 6127.759306][ T10] inet6_rtm_newroute+0x104/0x110 [ 6127.759306][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.759306][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.759306][ T10] netlink_unicast+0x449/0x710 [ 6127.759306][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.759306][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.759306][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.759306][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.759306][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.759306][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.759306][ T10] [ 6127.761228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.761228][ T10] dst_init+0x84/0x4a0 [ 6127.761228][ T10] dst_alloc+0x97/0x150 [ 6127.761228][ T10] ip6_dst_alloc+0x23/0x90 [ 6127.761228][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6127.761228][ T10] ip6_pol_route+0x56f/0x840 [ 6127.761228][ T10] fib6_rule_lookup+0x456/0x630 [ 6127.761228][ T10] ip6_route_input+0x59c/0xa50 [ 6127.761228][ T10] ipv6_rcv+0x397/0x810 [ 6127.761228][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6127.761228][ T10] process_backlog+0x101/0x620 [ 6127.761228][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6127.761228][ T10] net_rx_action+0x495/0xbe0 [ 6127.761228][ T10] __do_softirq+0x1b5/0x7f6 [ 6127.761228][ T10] [ 6127.762890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.762890][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.762890][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.762890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.762890][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6127.762890][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6127.762890][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6127.762890][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6127.762890][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6127.762890][ T10] addrconf_dad_begin+0x310/0x670 [ 6127.762890][ T10] addrconf_dad_work+0x10b/0xab0 [ 6127.762890][ T10] process_one_work+0x84d/0x18a0 [ 6127.762890][ T10] worker_thread+0x587/0xd30 [ 6127.762890][ T10] kthread+0x28a/0x350 [ 6127.762890][ T10] ret_from_fork+0x31/0x70 [ 6127.762890][ T10] ret_from_fork_asm+0x1a/0x30 [ 6127.762890][ T10] [ 6127.764808][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.764808][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.764808][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.764808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.764808][ T10] ip6_route_add+0x1c/0x140 [ 6127.764808][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6127.764808][ T10] inet6_addr_add+0x4f8/0xa40 [ 6127.764808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.764808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.764808][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.764808][ T10] netlink_unicast+0x449/0x710 [ 6127.764808][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.764808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.764808][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.764808][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.764808][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.764808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.764808][ T10] [ 6127.766853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.766853][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.766853][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.766853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.766853][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6127.766853][ T10] ipv6_add_addr+0x411/0x2000 [ 6127.766853][ T10] inet6_addr_add+0x30e/0xa40 [ 6127.766853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.766853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.766853][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.766853][ T10] netlink_unicast+0x449/0x710 [ 6127.766853][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.766853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.766853][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.766853][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.766853][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.766853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.766853][ T10] [ 6127.768894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.768894][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.768894][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.768894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.768894][ T10] ip6_route_add+0x1c/0x140 [ 6127.768894][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6127.768894][ T10] addrconf_add_dev+0xe2/0x170 [ 6127.768894][ T10] inet6_addr_add+0x12f/0xa40 [ 6127.768894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.768894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.768894][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.768894][ T10] netlink_unicast+0x449/0x710 [ 6127.768894][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.768894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.768894][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.768894][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.768894][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.768894][ T10] [ 6127.770874][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.770874][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6127.770874][ T10] ipv6_find_idev+0x102/0x170 [ 6127.770874][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.770874][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.770874][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.770874][ T10] netlink_unicast+0x449/0x710 [ 6127.770874][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.770874][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.770874][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.770874][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.770874][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.770874][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.770874][ T10] [ 6127.772423][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6127.772423][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6127.772423][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6127.772423][ T10] ipv6_find_idev+0x102/0x170 [ 6127.772423][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.772423][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.772423][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.772423][ T10] netlink_unicast+0x449/0x710 [ 6127.772423][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.772423][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.772423][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.772423][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.772423][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.772423][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.772423][ T10] [ 6127.774153][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6127.774437][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6127.774437][ T10] dst_init+0x84/0x4a0 [ 6127.774437][ T10] dst_alloc+0x97/0x150 [ 6127.774437][ T10] ip6_dst_alloc+0x23/0x90 [ 6127.774437][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6127.774437][ T10] ip6_pol_route+0x56f/0x840 [ 6127.774437][ T10] fib6_rule_lookup+0x456/0x630 [ 6127.774437][ T10] ip6_route_input+0x59c/0xa50 [ 6127.774437][ T10] ipv6_rcv+0x397/0x810 [ 6127.774437][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6127.774437][ T10] process_backlog+0x101/0x620 [ 6127.774437][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6127.774437][ T10] net_rx_action+0x495/0xbe0 [ 6127.774437][ T10] __do_softirq+0x1b5/0x7f6 [ 6127.774437][ T10] [ 6127.776093][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.776093][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6127.776093][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6127.776093][ T10] fib6_nh_init+0xa22/0x1580 [ 6127.776093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.776093][ T10] ip6_route_add+0x1c/0x140 [ 6127.776093][ T10] inet6_rtm_newroute+0x104/0x110 [ 6127.776093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.776093][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.776093][ T10] netlink_unicast+0x449/0x710 [ 6127.776093][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.776093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.776093][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.776093][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.776093][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.776093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.776093][ T10] [ 6127.778002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.778002][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.778002][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.778002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.778002][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6127.778002][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6127.778002][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6127.778002][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6127.778002][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6127.778002][ T10] addrconf_dad_begin+0x310/0x670 [ 6127.778002][ T10] addrconf_dad_work+0x10b/0xab0 [ 6127.778002][ T10] process_one_work+0x84d/0x18a0 [ 6127.778002][ T10] worker_thread+0x587/0xd30 [ 6127.778002][ T10] kthread+0x28a/0x350 [ 6127.778002][ T10] ret_from_fork+0x31/0x70 [ 6127.778002][ T10] ret_from_fork_asm+0x1a/0x30 [ 6127.778002][ T10] [ 6127.779949][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.779949][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.779949][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.779949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.779949][ T10] ip6_route_add+0x1c/0x140 [ 6127.779949][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6127.779949][ T10] inet6_addr_add+0x4f8/0xa40 [ 6127.779949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.779949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.779949][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.779949][ T10] netlink_unicast+0x449/0x710 [ 6127.779949][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.779949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.779949][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.779949][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.779949][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.779949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.779949][ T10] [ 6127.781963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.781963][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.781963][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.781963][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.781963][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6127.781963][ T10] ipv6_add_addr+0x411/0x2000 [ 6127.781963][ T10] inet6_addr_add+0x30e/0xa40 [ 6127.781963][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.781963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.781963][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.781963][ T10] netlink_unicast+0x449/0x710 [ 6127.781963][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.781963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.781963][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.781963][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.781963][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.781963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.781963][ T10] [ 6127.783969][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.783969][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.783969][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.783969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.783969][ T10] ip6_route_add+0x1c/0x140 [ 6127.783969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6127.783969][ T10] addrconf_add_dev+0xe2/0x170 [ 6127.783969][ T10] inet6_addr_add+0x12f/0xa40 [ 6127.783969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.783969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.783969][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.783969][ T10] netlink_unicast+0x449/0x710 [ 6127.783969][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.783969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.783969][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.783969][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.783969][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.783969][ T10] [ 6127.786045][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.786045][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6127.786045][ T10] ipv6_find_idev+0x102/0x170 [ 6127.786045][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.786045][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.786045][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.786045][ T10] netlink_unicast+0x449/0x710 [ 6127.786045][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.786045][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.786045][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.786045][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.786045][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.786045][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.786045][ T10] [ 6127.787840][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6127.787840][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6127.787840][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6127.787840][ T10] ipv6_find_idev+0x102/0x170 [ 6127.787840][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.787840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.787840][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.787840][ T10] netlink_unicast+0x449/0x710 [ 6127.787840][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.787840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.787840][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.787840][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.787840][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.787840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.787840][ T10] [ 6127.789776][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6127.790027][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6127.790027][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.790027][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.790027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.790027][ T10] ip6_route_add+0x1c/0x140 [ 6127.790027][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6127.790027][ T10] inet6_addr_add+0x4f8/0xa40 [ 6127.790027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.790027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.790027][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.790027][ T10] netlink_unicast+0x449/0x710 [ 6127.790027][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.790027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.790027][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.790027][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.790027][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.790027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.790027][ T10] [ 6127.792287][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6127.792287][ T10] netdev_get_by_index+0x5e/0x80 [ 6127.792287][ T10] fib6_nh_init+0x3d8/0x1580 [ 6127.792287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6127.792287][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6127.792287][ T10] ipv6_add_addr+0x411/0x2000 [ 6127.792287][ T10] inet6_addr_add+0x30e/0xa40 [ 6127.792287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6127.792287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.792287][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.792287][ T10] netlink_unicast+0x449/0x710 [ 6127.792287][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.792287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.792287][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.792287][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.792287][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.792287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.792287][ T10] [ 6127.794482][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6127.794482][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6127.794482][ T10] ipv6_find_idev+0x102/0x170 [ 6127.794482][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.794482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.794482][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.794482][ T10] netlink_unicast+0x449/0x710 [ 6127.794482][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.794482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.794482][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.794482][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.794482][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.794482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.794482][ T10] [ 6127.796203][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6127.796203][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6127.796203][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6127.796203][ T10] ipv6_find_idev+0x102/0x170 [ 6127.796203][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6127.796203][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6127.796203][ T10] netlink_rcv_skb+0x130/0x360 [ 6127.796203][ T10] netlink_unicast+0x449/0x710 [ 6127.796203][ T10] netlink_sendmsg+0x723/0xbe0 [ 6127.796203][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6127.796203][ T10] ___sys_sendmsg+0xee/0x170 [ 6127.796203][ T10] __sys_sendmsg+0xcd/0x170 [ 6127.796203][ T10] do_syscall_64+0xc6/0x1e0 [ 6127.796203][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6127.796203][ T10] [ 6138.038920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6138.039305][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.039305][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6138.039305][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6138.039305][ T10] fib6_nh_init+0xa22/0x1580 [ 6138.039305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.039305][ T10] ip6_route_add+0x1c/0x140 [ 6138.039305][ T10] inet6_rtm_newroute+0x104/0x110 [ 6138.039305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.039305][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.039305][ T10] netlink_unicast+0x449/0x710 [ 6138.039305][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.039305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.039305][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.039305][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.039305][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.039305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.039305][ T10] [ 6138.041221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.041221][ T10] dst_init+0x84/0x4a0 [ 6138.041221][ T10] dst_alloc+0x97/0x150 [ 6138.041221][ T10] ip6_dst_alloc+0x23/0x90 [ 6138.041221][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6138.041221][ T10] ip6_pol_route+0x56f/0x840 [ 6138.041221][ T10] fib6_rule_lookup+0x456/0x630 [ 6138.041221][ T10] ip6_route_input+0x59c/0xa50 [ 6138.041221][ T10] ipv6_rcv+0x397/0x810 [ 6138.041221][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6138.041221][ T10] process_backlog+0x101/0x620 [ 6138.041221][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6138.041221][ T10] net_rx_action+0x495/0xbe0 [ 6138.041221][ T10] __do_softirq+0x1b5/0x7f6 [ 6138.041221][ T10] [ 6138.042875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.042875][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.042875][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.042875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.042875][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6138.042875][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6138.042875][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6138.042875][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6138.042875][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6138.042875][ T10] addrconf_dad_begin+0x310/0x670 [ 6138.042875][ T10] addrconf_dad_work+0x10b/0xab0 [ 6138.042875][ T10] process_one_work+0x84d/0x18a0 [ 6138.042875][ T10] worker_thread+0x587/0xd30 [ 6138.042875][ T10] kthread+0x28a/0x350 [ 6138.042875][ T10] ret_from_fork+0x31/0x70 [ 6138.042875][ T10] ret_from_fork_asm+0x1a/0x30 [ 6138.042875][ T10] [ 6138.044794][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.044794][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.044794][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.044794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.044794][ T10] ip6_route_add+0x1c/0x140 [ 6138.044794][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6138.044794][ T10] inet6_addr_add+0x4f8/0xa40 [ 6138.044794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.044794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.044794][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.044794][ T10] netlink_unicast+0x449/0x710 [ 6138.044794][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.044794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.044794][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.044794][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.044794][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.044794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.044794][ T10] [ 6138.046796][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.046796][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.046796][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.046796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.046796][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6138.046796][ T10] ipv6_add_addr+0x411/0x2000 [ 6138.046796][ T10] inet6_addr_add+0x30e/0xa40 [ 6138.046796][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.046796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.046796][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.046796][ T10] netlink_unicast+0x449/0x710 [ 6138.046796][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.046796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.046796][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.046796][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.046796][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.046796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.046796][ T10] [ 6138.048822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.048822][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.048822][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.048822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.048822][ T10] ip6_route_add+0x1c/0x140 [ 6138.048822][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6138.048822][ T10] addrconf_add_dev+0xe2/0x170 [ 6138.048822][ T10] inet6_addr_add+0x12f/0xa40 [ 6138.048822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.048822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.048822][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.048822][ T10] netlink_unicast+0x449/0x710 [ 6138.048822][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.048822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.048822][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.048822][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.048822][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.048822][ T10] [ 6138.050797][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.050797][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6138.050797][ T10] ipv6_find_idev+0x102/0x170 [ 6138.050797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.050797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.050797][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.050797][ T10] netlink_unicast+0x449/0x710 [ 6138.050797][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.050797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.050797][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.050797][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.050797][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.050797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.050797][ T10] [ 6138.052363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6138.052363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6138.052363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6138.052363][ T10] ipv6_find_idev+0x102/0x170 [ 6138.052363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.052363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.052363][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.052363][ T10] netlink_unicast+0x449/0x710 [ 6138.052363][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.052363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.052363][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.052363][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.052363][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.052363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.052363][ T10] [ 6138.054072][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6138.054352][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6138.054352][ T10] dst_init+0x84/0x4a0 [ 6138.054352][ T10] dst_alloc+0x97/0x150 [ 6138.054352][ T10] ip6_dst_alloc+0x23/0x90 [ 6138.054352][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6138.054352][ T10] ip6_pol_route+0x56f/0x840 [ 6138.054352][ T10] fib6_rule_lookup+0x456/0x630 [ 6138.054352][ T10] ip6_route_input+0x59c/0xa50 [ 6138.054352][ T10] ipv6_rcv+0x397/0x810 [ 6138.054352][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6138.054352][ T10] process_backlog+0x101/0x620 [ 6138.054352][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6138.054352][ T10] net_rx_action+0x495/0xbe0 [ 6138.054352][ T10] __do_softirq+0x1b5/0x7f6 [ 6138.054352][ T10] [ 6138.056107][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.056107][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6138.056107][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6138.056107][ T10] fib6_nh_init+0xa22/0x1580 [ 6138.056107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.056107][ T10] ip6_route_add+0x1c/0x140 [ 6138.056107][ T10] inet6_rtm_newroute+0x104/0x110 [ 6138.056107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.056107][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.056107][ T10] netlink_unicast+0x449/0x710 [ 6138.056107][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.056107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.056107][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.056107][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.056107][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.056107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.056107][ T10] [ 6138.057987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.057987][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.057987][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.057987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.057987][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6138.057987][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6138.057987][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6138.057987][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6138.057987][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6138.057987][ T10] addrconf_dad_begin+0x310/0x670 [ 6138.057987][ T10] addrconf_dad_work+0x10b/0xab0 [ 6138.057987][ T10] process_one_work+0x84d/0x18a0 [ 6138.057987][ T10] worker_thread+0x587/0xd30 [ 6138.057987][ T10] kthread+0x28a/0x350 [ 6138.057987][ T10] ret_from_fork+0x31/0x70 [ 6138.057987][ T10] ret_from_fork_asm+0x1a/0x30 [ 6138.057987][ T10] [ 6138.059896][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.059896][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.059896][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.059896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.059896][ T10] ip6_route_add+0x1c/0x140 [ 6138.059896][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6138.059896][ T10] inet6_addr_add+0x4f8/0xa40 [ 6138.059896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.059896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.059896][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.059896][ T10] netlink_unicast+0x449/0x710 [ 6138.059896][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.059896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.059896][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.059896][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.059896][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.059896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.059896][ T10] [ 6138.061897][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.061897][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.061897][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.061897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.061897][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6138.061897][ T10] ipv6_add_addr+0x411/0x2000 [ 6138.061897][ T10] inet6_addr_add+0x30e/0xa40 [ 6138.061897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.061897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.061897][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.061897][ T10] netlink_unicast+0x449/0x710 [ 6138.061897][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.061897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.061897][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.061897][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.061897][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.061897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.061897][ T10] [ 6138.063881][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.063881][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.063881][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.063881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.063881][ T10] ip6_route_add+0x1c/0x140 [ 6138.063881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6138.063881][ T10] addrconf_add_dev+0xe2/0x170 [ 6138.063881][ T10] inet6_addr_add+0x12f/0xa40 [ 6138.063881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.063881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.063881][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.063881][ T10] netlink_unicast+0x449/0x710 [ 6138.063881][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.063881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.063881][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.063881][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.063881][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.063881][ T10] [ 6138.065963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.065963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6138.065963][ T10] ipv6_find_idev+0x102/0x170 [ 6138.065963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.065963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.065963][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.065963][ T10] netlink_unicast+0x449/0x710 [ 6138.065963][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.065963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.065963][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.065963][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.065963][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.065963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.065963][ T10] [ 6138.067682][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6138.067682][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6138.067682][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6138.067682][ T10] ipv6_find_idev+0x102/0x170 [ 6138.067682][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.067682][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.067682][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.067682][ T10] netlink_unicast+0x449/0x710 [ 6138.067682][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.067682][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.067682][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.067682][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.067682][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.067682][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.067682][ T10] [ 6138.069656][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6138.069905][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6138.069905][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.069905][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.069905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.069905][ T10] ip6_route_add+0x1c/0x140 [ 6138.069905][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6138.069905][ T10] inet6_addr_add+0x4f8/0xa40 [ 6138.069905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.069905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.069905][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.069905][ T10] netlink_unicast+0x449/0x710 [ 6138.069905][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.069905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.069905][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.069905][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.069905][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.069905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.069905][ T10] [ 6138.072145][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6138.072145][ T10] netdev_get_by_index+0x5e/0x80 [ 6138.072145][ T10] fib6_nh_init+0x3d8/0x1580 [ 6138.072145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6138.072145][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6138.072145][ T10] ipv6_add_addr+0x411/0x2000 [ 6138.072145][ T10] inet6_addr_add+0x30e/0xa40 [ 6138.072145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6138.072145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.072145][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.072145][ T10] netlink_unicast+0x449/0x710 [ 6138.072145][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.072145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.072145][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.072145][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.072145][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.072145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.072145][ T10] [ 6138.074396][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6138.074396][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6138.074396][ T10] ipv6_find_idev+0x102/0x170 [ 6138.074396][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.074396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.074396][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.074396][ T10] netlink_unicast+0x449/0x710 [ 6138.074396][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.074396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.074396][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.074396][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.074396][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.074396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.074396][ T10] [ 6138.076103][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6138.076103][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6138.076103][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6138.076103][ T10] ipv6_find_idev+0x102/0x170 [ 6138.076103][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6138.076103][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6138.076103][ T10] netlink_rcv_skb+0x130/0x360 [ 6138.076103][ T10] netlink_unicast+0x449/0x710 [ 6138.076103][ T10] netlink_sendmsg+0x723/0xbe0 [ 6138.076103][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6138.076103][ T10] ___sys_sendmsg+0xee/0x170 [ 6138.076103][ T10] __sys_sendmsg+0xcd/0x170 [ 6138.076103][ T10] do_syscall_64+0xc6/0x1e0 [ 6138.076103][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6138.076103][ T10] [ 6148.318932][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6148.319384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.319384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6148.319384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6148.319384][ T10] fib6_nh_init+0xa22/0x1580 [ 6148.319384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.319384][ T10] ip6_route_add+0x1c/0x140 [ 6148.319384][ T10] inet6_rtm_newroute+0x104/0x110 [ 6148.319384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.319384][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.319384][ T10] netlink_unicast+0x449/0x710 [ 6148.319384][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.319384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.319384][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.319384][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.319384][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.319384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.319384][ T10] [ 6148.321296][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.321296][ T10] dst_init+0x84/0x4a0 [ 6148.321296][ T10] dst_alloc+0x97/0x150 [ 6148.321296][ T10] ip6_dst_alloc+0x23/0x90 [ 6148.321296][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6148.321296][ T10] ip6_pol_route+0x56f/0x840 [ 6148.321296][ T10] fib6_rule_lookup+0x456/0x630 [ 6148.321296][ T10] ip6_route_input+0x59c/0xa50 [ 6148.321296][ T10] ipv6_rcv+0x397/0x810 [ 6148.321296][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6148.321296][ T10] process_backlog+0x101/0x620 [ 6148.321296][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6148.321296][ T10] net_rx_action+0x495/0xbe0 [ 6148.321296][ T10] __do_softirq+0x1b5/0x7f6 [ 6148.321296][ T10] [ 6148.322952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.322952][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.322952][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.322952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.322952][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6148.322952][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6148.322952][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6148.322952][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6148.322952][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6148.322952][ T10] addrconf_dad_begin+0x310/0x670 [ 6148.322952][ T10] addrconf_dad_work+0x10b/0xab0 [ 6148.322952][ T10] process_one_work+0x84d/0x18a0 [ 6148.322952][ T10] worker_thread+0x587/0xd30 [ 6148.322952][ T10] kthread+0x28a/0x350 [ 6148.322952][ T10] ret_from_fork+0x31/0x70 [ 6148.322952][ T10] ret_from_fork_asm+0x1a/0x30 [ 6148.322952][ T10] [ 6148.324863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.324863][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.324863][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.324863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.324863][ T10] ip6_route_add+0x1c/0x140 [ 6148.324863][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6148.324863][ T10] inet6_addr_add+0x4f8/0xa40 [ 6148.324863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.324863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.324863][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.324863][ T10] netlink_unicast+0x449/0x710 [ 6148.324863][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.324863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.324863][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.324863][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.324863][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.324863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.324863][ T10] [ 6148.326877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.326877][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.326877][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.326877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.326877][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6148.326877][ T10] ipv6_add_addr+0x411/0x2000 [ 6148.326877][ T10] inet6_addr_add+0x30e/0xa40 [ 6148.326877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.326877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.326877][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.326877][ T10] netlink_unicast+0x449/0x710 [ 6148.326877][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.326877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.326877][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.326877][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.326877][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.326877][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.326877][ T10] [ 6148.328877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.328877][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.328877][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.328877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.328877][ T10] ip6_route_add+0x1c/0x140 [ 6148.328877][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6148.328877][ T10] addrconf_add_dev+0xe2/0x170 [ 6148.328877][ T10] inet6_addr_add+0x12f/0xa40 [ 6148.328877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.328877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.328877][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.328877][ T10] netlink_unicast+0x449/0x710 [ 6148.328877][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.328877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.328877][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.328877][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.328877][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.328877][ T10] [ 6148.330837][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.330837][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6148.330837][ T10] ipv6_find_idev+0x102/0x170 [ 6148.330837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.330837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.330837][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.330837][ T10] netlink_unicast+0x449/0x710 [ 6148.330837][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.330837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.330837][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.330837][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.330837][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.330837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.330837][ T10] [ 6148.332376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6148.332376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6148.332376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6148.332376][ T10] ipv6_find_idev+0x102/0x170 [ 6148.332376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.332376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.332376][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.332376][ T10] netlink_unicast+0x449/0x710 [ 6148.332376][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.332376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.332376][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.332376][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.332376][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.332376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.332376][ T10] [ 6148.334089][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6148.334364][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6148.334364][ T10] dst_init+0x84/0x4a0 [ 6148.334364][ T10] dst_alloc+0x97/0x150 [ 6148.334364][ T10] ip6_dst_alloc+0x23/0x90 [ 6148.334364][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6148.334364][ T10] ip6_pol_route+0x56f/0x840 [ 6148.334364][ T10] fib6_rule_lookup+0x456/0x630 [ 6148.334364][ T10] ip6_route_input+0x59c/0xa50 [ 6148.334364][ T10] ipv6_rcv+0x397/0x810 [ 6148.334364][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6148.334364][ T10] process_backlog+0x101/0x620 [ 6148.334364][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6148.334364][ T10] net_rx_action+0x495/0xbe0 [ 6148.334364][ T10] __do_softirq+0x1b5/0x7f6 [ 6148.334364][ T10] [ 6148.335998][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.335998][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6148.335998][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6148.335998][ T10] fib6_nh_init+0xa22/0x1580 [ 6148.335998][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.335998][ T10] ip6_route_add+0x1c/0x140 [ 6148.335998][ T10] inet6_rtm_newroute+0x104/0x110 [ 6148.335998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.335998][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.335998][ T10] netlink_unicast+0x449/0x710 [ 6148.335998][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.335998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.335998][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.335998][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.335998][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.335998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.335998][ T10] [ 6148.337870][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.337870][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.337870][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.337870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.337870][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6148.337870][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6148.337870][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6148.337870][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6148.337870][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6148.337870][ T10] addrconf_dad_begin+0x310/0x670 [ 6148.337870][ T10] addrconf_dad_work+0x10b/0xab0 [ 6148.337870][ T10] process_one_work+0x84d/0x18a0 [ 6148.337870][ T10] worker_thread+0x587/0xd30 [ 6148.337870][ T10] kthread+0x28a/0x350 [ 6148.337870][ T10] ret_from_fork+0x31/0x70 [ 6148.337870][ T10] ret_from_fork_asm+0x1a/0x30 [ 6148.337870][ T10] [ 6148.339787][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.339787][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.339787][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.339787][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.339787][ T10] ip6_route_add+0x1c/0x140 [ 6148.339787][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6148.339787][ T10] inet6_addr_add+0x4f8/0xa40 [ 6148.339787][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.339787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.339787][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.339787][ T10] netlink_unicast+0x449/0x710 [ 6148.339787][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.339787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.339787][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.339787][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.339787][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.339787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.339787][ T10] [ 6148.341824][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.341824][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.341824][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.341824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.341824][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6148.341824][ T10] ipv6_add_addr+0x411/0x2000 [ 6148.341824][ T10] inet6_addr_add+0x30e/0xa40 [ 6148.341824][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.341824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.341824][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.341824][ T10] netlink_unicast+0x449/0x710 [ 6148.341824][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.341824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.341824][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.341824][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.341824][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.341824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.341824][ T10] [ 6148.343815][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.343815][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.343815][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.343815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.343815][ T10] ip6_route_add+0x1c/0x140 [ 6148.343815][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6148.343815][ T10] addrconf_add_dev+0xe2/0x170 [ 6148.343815][ T10] inet6_addr_add+0x12f/0xa40 [ 6148.343815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.343815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.343815][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.343815][ T10] netlink_unicast+0x449/0x710 [ 6148.343815][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.343815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.343815][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.343815][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.343815][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.343815][ T10] [ 6148.345891][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.345891][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6148.345891][ T10] ipv6_find_idev+0x102/0x170 [ 6148.345891][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.345891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.345891][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.345891][ T10] netlink_unicast+0x449/0x710 [ 6148.345891][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.345891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.345891][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.345891][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.345891][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.345891][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.345891][ T10] [ 6148.347680][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6148.347680][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6148.347680][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6148.347680][ T10] ipv6_find_idev+0x102/0x170 [ 6148.347680][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.347680][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.347680][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.347680][ T10] netlink_unicast+0x449/0x710 [ 6148.347680][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.347680][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.347680][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.347680][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.347680][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.347680][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.347680][ T10] [ 6148.349589][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6148.349840][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6148.349840][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.349840][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.349840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.349840][ T10] ip6_route_add+0x1c/0x140 [ 6148.349840][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6148.349840][ T10] inet6_addr_add+0x4f8/0xa40 [ 6148.349840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.349840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.349840][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.349840][ T10] netlink_unicast+0x449/0x710 [ 6148.349840][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.349840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.349840][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.349840][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.349840][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.349840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.349840][ T10] [ 6148.352098][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6148.352098][ T10] netdev_get_by_index+0x5e/0x80 [ 6148.352098][ T10] fib6_nh_init+0x3d8/0x1580 [ 6148.352098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6148.352098][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6148.352098][ T10] ipv6_add_addr+0x411/0x2000 [ 6148.352098][ T10] inet6_addr_add+0x30e/0xa40 [ 6148.352098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6148.352098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.352098][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.352098][ T10] netlink_unicast+0x449/0x710 [ 6148.352098][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.352098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.352098][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.352098][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.352098][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.352098][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.352098][ T10] [ 6148.354321][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6148.354321][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6148.354321][ T10] ipv6_find_idev+0x102/0x170 [ 6148.354321][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.354321][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.354321][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.354321][ T10] netlink_unicast+0x449/0x710 [ 6148.354321][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.354321][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.354321][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.354321][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.354321][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.354321][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.354321][ T10] [ 6148.356097][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6148.356097][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6148.356097][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6148.356097][ T10] ipv6_find_idev+0x102/0x170 [ 6148.356097][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6148.356097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6148.356097][ T10] netlink_rcv_skb+0x130/0x360 [ 6148.356097][ T10] netlink_unicast+0x449/0x710 [ 6148.356097][ T10] netlink_sendmsg+0x723/0xbe0 [ 6148.356097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6148.356097][ T10] ___sys_sendmsg+0xee/0x170 [ 6148.356097][ T10] __sys_sendmsg+0xcd/0x170 [ 6148.356097][ T10] do_syscall_64+0xc6/0x1e0 [ 6148.356097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6148.356097][ T10] [ 6158.598915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6158.599367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.599367][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6158.599367][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6158.599367][ T10] fib6_nh_init+0xa22/0x1580 [ 6158.599367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.599367][ T10] ip6_route_add+0x1c/0x140 [ 6158.599367][ T10] inet6_rtm_newroute+0x104/0x110 [ 6158.599367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.599367][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.599367][ T10] netlink_unicast+0x449/0x710 [ 6158.599367][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.599367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.599367][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.599367][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.599367][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.599367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.599367][ T10] [ 6158.601292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.601292][ T10] dst_init+0x84/0x4a0 [ 6158.601292][ T10] dst_alloc+0x97/0x150 [ 6158.601292][ T10] ip6_dst_alloc+0x23/0x90 [ 6158.601292][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6158.601292][ T10] ip6_pol_route+0x56f/0x840 [ 6158.601292][ T10] fib6_rule_lookup+0x456/0x630 [ 6158.601292][ T10] ip6_route_input+0x59c/0xa50 [ 6158.601292][ T10] ipv6_rcv+0x397/0x810 [ 6158.601292][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6158.601292][ T10] process_backlog+0x101/0x620 [ 6158.601292][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6158.601292][ T10] net_rx_action+0x495/0xbe0 [ 6158.601292][ T10] __do_softirq+0x1b5/0x7f6 [ 6158.601292][ T10] [ 6158.602946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.602946][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.602946][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.602946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.602946][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6158.602946][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6158.602946][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6158.602946][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6158.602946][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6158.602946][ T10] addrconf_dad_begin+0x310/0x670 [ 6158.602946][ T10] addrconf_dad_work+0x10b/0xab0 [ 6158.602946][ T10] process_one_work+0x84d/0x18a0 [ 6158.602946][ T10] worker_thread+0x587/0xd30 [ 6158.602946][ T10] kthread+0x28a/0x350 [ 6158.602946][ T10] ret_from_fork+0x31/0x70 [ 6158.602946][ T10] ret_from_fork_asm+0x1a/0x30 [ 6158.602946][ T10] [ 6158.604918][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.604918][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.604918][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.604918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.604918][ T10] ip6_route_add+0x1c/0x140 [ 6158.604918][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6158.604918][ T10] inet6_addr_add+0x4f8/0xa40 [ 6158.604918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.604918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.604918][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.604918][ T10] netlink_unicast+0x449/0x710 [ 6158.604918][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.604918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.604918][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.604918][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.604918][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.604918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.604918][ T10] [ 6158.607477][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.607477][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.607477][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.607477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.607477][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6158.607477][ T10] ipv6_add_addr+0x411/0x2000 [ 6158.607477][ T10] inet6_addr_add+0x30e/0xa40 [ 6158.607477][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.607477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.607477][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.607477][ T10] netlink_unicast+0x449/0x710 [ 6158.607477][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.607477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.607477][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.607477][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.607477][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.607477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.607477][ T10] [ 6158.609482][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.609482][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.609482][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.609482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.609482][ T10] ip6_route_add+0x1c/0x140 [ 6158.609482][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6158.609482][ T10] addrconf_add_dev+0xe2/0x170 [ 6158.609482][ T10] inet6_addr_add+0x12f/0xa40 [ 6158.609482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.609482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.609482][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.609482][ T10] netlink_unicast+0x449/0x710 [ 6158.609482][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.609482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.609482][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.609482][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.609482][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.609482][ T10] [ 6158.611446][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.611446][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6158.611446][ T10] ipv6_find_idev+0x102/0x170 [ 6158.611446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.611446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.611446][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.611446][ T10] netlink_unicast+0x449/0x710 [ 6158.611446][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.611446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.611446][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.611446][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.611446][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.611446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.611446][ T10] [ 6158.612983][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6158.612983][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6158.612983][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6158.612983][ T10] ipv6_find_idev+0x102/0x170 [ 6158.612983][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.612983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.612983][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.612983][ T10] netlink_unicast+0x449/0x710 [ 6158.612983][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.612983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.612983][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.612983][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.612983][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.612983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.612983][ T10] [ 6158.614671][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6158.614965][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6158.614965][ T10] dst_init+0x84/0x4a0 [ 6158.614965][ T10] dst_alloc+0x97/0x150 [ 6158.614965][ T10] ip6_dst_alloc+0x23/0x90 [ 6158.614965][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6158.614965][ T10] ip6_pol_route+0x56f/0x840 [ 6158.614965][ T10] fib6_rule_lookup+0x456/0x630 [ 6158.614965][ T10] ip6_route_input+0x59c/0xa50 [ 6158.614965][ T10] ipv6_rcv+0x397/0x810 [ 6158.614965][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6158.614965][ T10] process_backlog+0x101/0x620 [ 6158.614965][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6158.614965][ T10] net_rx_action+0x495/0xbe0 [ 6158.614965][ T10] __do_softirq+0x1b5/0x7f6 [ 6158.614965][ T10] [ 6158.616606][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.616606][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6158.616606][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6158.616606][ T10] fib6_nh_init+0xa22/0x1580 [ 6158.616606][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.616606][ T10] ip6_route_add+0x1c/0x140 [ 6158.616606][ T10] inet6_rtm_newroute+0x104/0x110 [ 6158.616606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.616606][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.616606][ T10] netlink_unicast+0x449/0x710 [ 6158.616606][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.616606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.616606][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.616606][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.616606][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.616606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.616606][ T10] [ 6158.618506][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.618506][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.618506][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.618506][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.618506][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6158.618506][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6158.618506][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6158.618506][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6158.618506][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6158.618506][ T10] addrconf_dad_begin+0x310/0x670 [ 6158.618506][ T10] addrconf_dad_work+0x10b/0xab0 [ 6158.618506][ T10] process_one_work+0x84d/0x18a0 [ 6158.618506][ T10] worker_thread+0x587/0xd30 [ 6158.618506][ T10] kthread+0x28a/0x350 [ 6158.618506][ T10] ret_from_fork+0x31/0x70 [ 6158.618506][ T10] ret_from_fork_asm+0x1a/0x30 [ 6158.618506][ T10] [ 6158.620407][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.620407][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.620407][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.620407][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.620407][ T10] ip6_route_add+0x1c/0x140 [ 6158.620407][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6158.620407][ T10] inet6_addr_add+0x4f8/0xa40 [ 6158.620407][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.620407][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.620407][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.620407][ T10] netlink_unicast+0x449/0x710 [ 6158.620407][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.620407][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.620407][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.620407][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.620407][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.620407][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.620407][ T10] [ 6158.622410][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.622410][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.622410][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.622410][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.622410][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6158.622410][ T10] ipv6_add_addr+0x411/0x2000 [ 6158.622410][ T10] inet6_addr_add+0x30e/0xa40 [ 6158.622410][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.622410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.622410][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.622410][ T10] netlink_unicast+0x449/0x710 [ 6158.622410][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.622410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.622410][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.622410][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.622410][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.622410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.622410][ T10] [ 6158.624403][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.624403][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.624403][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.624403][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.624403][ T10] ip6_route_add+0x1c/0x140 [ 6158.624403][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6158.624403][ T10] addrconf_add_dev+0xe2/0x170 [ 6158.624403][ T10] inet6_addr_add+0x12f/0xa40 [ 6158.624403][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.624403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.624403][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.624403][ T10] netlink_unicast+0x449/0x710 [ 6158.624403][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.624403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.624403][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.624403][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.624403][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.624403][ T10] [ 6158.626491][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.626491][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6158.626491][ T10] ipv6_find_idev+0x102/0x170 [ 6158.626491][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.626491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.626491][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.626491][ T10] netlink_unicast+0x449/0x710 [ 6158.626491][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.626491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.626491][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.626491][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.626491][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.626491][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.626491][ T10] [ 6158.628222][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6158.628222][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6158.628222][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6158.628222][ T10] ipv6_find_idev+0x102/0x170 [ 6158.628222][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.628222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.628222][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.628222][ T10] netlink_unicast+0x449/0x710 [ 6158.628222][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.628222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.628222][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.628222][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.628222][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.628222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.628222][ T10] [ 6158.630213][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6158.630454][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6158.630454][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.630454][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.630454][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.630454][ T10] ip6_route_add+0x1c/0x140 [ 6158.630454][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6158.630454][ T10] inet6_addr_add+0x4f8/0xa40 [ 6158.630454][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.630454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.630454][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.630454][ T10] netlink_unicast+0x449/0x710 [ 6158.630454][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.630454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.630454][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.630454][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.630454][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.630454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.630454][ T10] [ 6158.632702][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6158.632702][ T10] netdev_get_by_index+0x5e/0x80 [ 6158.632702][ T10] fib6_nh_init+0x3d8/0x1580 [ 6158.632702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6158.632702][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6158.632702][ T10] ipv6_add_addr+0x411/0x2000 [ 6158.632702][ T10] inet6_addr_add+0x30e/0xa40 [ 6158.632702][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6158.632702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.632702][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.632702][ T10] netlink_unicast+0x449/0x710 [ 6158.632702][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.632702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.632702][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.632702][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.632702][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.632702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.632702][ T10] [ 6158.634825][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6158.634825][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6158.634825][ T10] ipv6_find_idev+0x102/0x170 [ 6158.634825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.634825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.634825][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.634825][ T10] netlink_unicast+0x449/0x710 [ 6158.634825][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.634825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.634825][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.634825][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.634825][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.634825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.634825][ T10] [ 6158.636501][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6158.636501][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6158.636501][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6158.636501][ T10] ipv6_find_idev+0x102/0x170 [ 6158.636501][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6158.636501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6158.636501][ T10] netlink_rcv_skb+0x130/0x360 [ 6158.636501][ T10] netlink_unicast+0x449/0x710 [ 6158.636501][ T10] netlink_sendmsg+0x723/0xbe0 [ 6158.636501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6158.636501][ T10] ___sys_sendmsg+0xee/0x170 [ 6158.636501][ T10] __sys_sendmsg+0xcd/0x170 [ 6158.636501][ T10] do_syscall_64+0xc6/0x1e0 [ 6158.636501][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6158.636501][ T10] [ 6168.878914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6168.879377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.879377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6168.879377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6168.879377][ T10] fib6_nh_init+0xa22/0x1580 [ 6168.879377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.879377][ T10] ip6_route_add+0x1c/0x140 [ 6168.879377][ T10] inet6_rtm_newroute+0x104/0x110 [ 6168.879377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.879377][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.879377][ T10] netlink_unicast+0x449/0x710 [ 6168.879377][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.879377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.879377][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.879377][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.879377][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.879377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.879377][ T10] [ 6168.881295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.881295][ T10] dst_init+0x84/0x4a0 [ 6168.881295][ T10] dst_alloc+0x97/0x150 [ 6168.881295][ T10] ip6_dst_alloc+0x23/0x90 [ 6168.881295][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6168.881295][ T10] ip6_pol_route+0x56f/0x840 [ 6168.881295][ T10] fib6_rule_lookup+0x456/0x630 [ 6168.881295][ T10] ip6_route_input+0x59c/0xa50 [ 6168.881295][ T10] ipv6_rcv+0x397/0x810 [ 6168.881295][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6168.881295][ T10] process_backlog+0x101/0x620 [ 6168.881295][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6168.881295][ T10] net_rx_action+0x495/0xbe0 [ 6168.881295][ T10] __do_softirq+0x1b5/0x7f6 [ 6168.881295][ T10] [ 6168.882956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.882956][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.882956][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.882956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.882956][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6168.882956][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6168.882956][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6168.882956][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6168.882956][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6168.882956][ T10] addrconf_dad_begin+0x310/0x670 [ 6168.882956][ T10] addrconf_dad_work+0x10b/0xab0 [ 6168.882956][ T10] process_one_work+0x84d/0x18a0 [ 6168.882956][ T10] worker_thread+0x587/0xd30 [ 6168.882956][ T10] kthread+0x28a/0x350 [ 6168.882956][ T10] ret_from_fork+0x31/0x70 [ 6168.882956][ T10] ret_from_fork_asm+0x1a/0x30 [ 6168.882956][ T10] [ 6168.884880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.884880][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.884880][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.884880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.884880][ T10] ip6_route_add+0x1c/0x140 [ 6168.884880][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6168.884880][ T10] inet6_addr_add+0x4f8/0xa40 [ 6168.884880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.884880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.884880][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.884880][ T10] netlink_unicast+0x449/0x710 [ 6168.884880][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.884880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.884880][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.884880][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.884880][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.884880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.884880][ T10] [ 6168.886890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.886890][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.886890][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.886890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.886890][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6168.886890][ T10] ipv6_add_addr+0x411/0x2000 [ 6168.886890][ T10] inet6_addr_add+0x30e/0xa40 [ 6168.886890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.886890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.886890][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.886890][ T10] netlink_unicast+0x449/0x710 [ 6168.886890][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.886890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.886890][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.886890][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.886890][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.886890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.886890][ T10] [ 6168.888895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.888895][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.888895][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.888895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.888895][ T10] ip6_route_add+0x1c/0x140 [ 6168.888895][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6168.888895][ T10] addrconf_add_dev+0xe2/0x170 [ 6168.888895][ T10] inet6_addr_add+0x12f/0xa40 [ 6168.888895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.888895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.888895][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.888895][ T10] netlink_unicast+0x449/0x710 [ 6168.888895][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.888895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.888895][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.888895][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.888895][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.888895][ T10] [ 6168.890869][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.890869][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6168.890869][ T10] ipv6_find_idev+0x102/0x170 [ 6168.890869][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.890869][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.890869][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.890869][ T10] netlink_unicast+0x449/0x710 [ 6168.890869][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.890869][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.890869][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.890869][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.890869][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.890869][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.890869][ T10] [ 6168.892417][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6168.892417][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6168.892417][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6168.892417][ T10] ipv6_find_idev+0x102/0x170 [ 6168.892417][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.892417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.892417][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.892417][ T10] netlink_unicast+0x449/0x710 [ 6168.892417][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.892417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.892417][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.892417][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.892417][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.892417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.892417][ T10] [ 6168.894112][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6168.894387][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6168.894387][ T10] dst_init+0x84/0x4a0 [ 6168.894387][ T10] dst_alloc+0x97/0x150 [ 6168.894387][ T10] ip6_dst_alloc+0x23/0x90 [ 6168.894387][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6168.894387][ T10] ip6_pol_route+0x56f/0x840 [ 6168.894387][ T10] fib6_rule_lookup+0x456/0x630 [ 6168.894387][ T10] ip6_route_input+0x59c/0xa50 [ 6168.894387][ T10] ipv6_rcv+0x397/0x810 [ 6168.894387][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6168.894387][ T10] process_backlog+0x101/0x620 [ 6168.894387][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6168.894387][ T10] net_rx_action+0x495/0xbe0 [ 6168.894387][ T10] __do_softirq+0x1b5/0x7f6 [ 6168.894387][ T10] [ 6168.896039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.896039][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6168.896039][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6168.896039][ T10] fib6_nh_init+0xa22/0x1580 [ 6168.896039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.896039][ T10] ip6_route_add+0x1c/0x140 [ 6168.896039][ T10] inet6_rtm_newroute+0x104/0x110 [ 6168.896039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.896039][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.896039][ T10] netlink_unicast+0x449/0x710 [ 6168.896039][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.896039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.896039][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.896039][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.896039][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.896039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.896039][ T10] [ 6168.897930][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.897930][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.897930][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.897930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.897930][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6168.897930][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6168.897930][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6168.897930][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6168.897930][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6168.897930][ T10] addrconf_dad_begin+0x310/0x670 [ 6168.897930][ T10] addrconf_dad_work+0x10b/0xab0 [ 6168.897930][ T10] process_one_work+0x84d/0x18a0 [ 6168.897930][ T10] worker_thread+0x587/0xd30 [ 6168.897930][ T10] kthread+0x28a/0x350 [ 6168.897930][ T10] ret_from_fork+0x31/0x70 [ 6168.897930][ T10] ret_from_fork_asm+0x1a/0x30 [ 6168.897930][ T10] [ 6168.899859][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.899859][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.899859][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.899859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.899859][ T10] ip6_route_add+0x1c/0x140 [ 6168.899859][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6168.899859][ T10] inet6_addr_add+0x4f8/0xa40 [ 6168.899859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.899859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.899859][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.899859][ T10] netlink_unicast+0x449/0x710 [ 6168.899859][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.899859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.899859][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.899859][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.899859][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.899859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.899859][ T10] [ 6168.901870][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.901870][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.901870][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.901870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.901870][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6168.901870][ T10] ipv6_add_addr+0x411/0x2000 [ 6168.901870][ T10] inet6_addr_add+0x30e/0xa40 [ 6168.901870][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.901870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.901870][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.901870][ T10] netlink_unicast+0x449/0x710 [ 6168.901870][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.901870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.901870][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.901870][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.901870][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.901870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.901870][ T10] [ 6168.903868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.903868][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.903868][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.903868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.903868][ T10] ip6_route_add+0x1c/0x140 [ 6168.903868][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6168.903868][ T10] addrconf_add_dev+0xe2/0x170 [ 6168.903868][ T10] inet6_addr_add+0x12f/0xa40 [ 6168.903868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.903868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.903868][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.903868][ T10] netlink_unicast+0x449/0x710 [ 6168.903868][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.903868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.903868][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.903868][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.903868][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.903868][ T10] [ 6168.905957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.905957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6168.905957][ T10] ipv6_find_idev+0x102/0x170 [ 6168.905957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.905957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.905957][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.905957][ T10] netlink_unicast+0x449/0x710 [ 6168.905957][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.905957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.905957][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.905957][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.905957][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.905957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.905957][ T10] [ 6168.907760][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6168.907760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6168.907760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6168.907760][ T10] ipv6_find_idev+0x102/0x170 [ 6168.907760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.907760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.907760][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.907760][ T10] netlink_unicast+0x449/0x710 [ 6168.907760][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.907760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.907760][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.907760][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.907760][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.907760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.907760][ T10] [ 6168.909692][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6168.909952][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6168.909952][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.909952][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.909952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.909952][ T10] ip6_route_add+0x1c/0x140 [ 6168.909952][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6168.909952][ T10] inet6_addr_add+0x4f8/0xa40 [ 6168.909952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.909952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.909952][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.909952][ T10] netlink_unicast+0x449/0x710 [ 6168.909952][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.909952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.909952][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.909952][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.909952][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.909952][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.909952][ T10] [ 6168.912323][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6168.912323][ T10] netdev_get_by_index+0x5e/0x80 [ 6168.912323][ T10] fib6_nh_init+0x3d8/0x1580 [ 6168.912323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6168.912323][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6168.912323][ T10] ipv6_add_addr+0x411/0x2000 [ 6168.912323][ T10] inet6_addr_add+0x30e/0xa40 [ 6168.912323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6168.912323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.912323][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.912323][ T10] netlink_unicast+0x449/0x710 [ 6168.912323][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.912323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.912323][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.912323][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.912323][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.912323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.912323][ T10] [ 6168.914514][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6168.914514][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6168.914514][ T10] ipv6_find_idev+0x102/0x170 [ 6168.914514][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.914514][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.914514][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.914514][ T10] netlink_unicast+0x449/0x710 [ 6168.914514][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.914514][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.914514][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.914514][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.914514][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.914514][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.914514][ T10] [ 6168.916295][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6168.916295][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6168.916295][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6168.916295][ T10] ipv6_find_idev+0x102/0x170 [ 6168.916295][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6168.916295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6168.916295][ T10] netlink_rcv_skb+0x130/0x360 [ 6168.916295][ T10] netlink_unicast+0x449/0x710 [ 6168.916295][ T10] netlink_sendmsg+0x723/0xbe0 [ 6168.916295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6168.916295][ T10] ___sys_sendmsg+0xee/0x170 [ 6168.916295][ T10] __sys_sendmsg+0xcd/0x170 [ 6168.916295][ T10] do_syscall_64+0xc6/0x1e0 [ 6168.916295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6168.916295][ T10] [ 6179.158933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6179.159376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.159376][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6179.159376][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6179.159376][ T10] fib6_nh_init+0xa22/0x1580 [ 6179.159376][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.159376][ T10] ip6_route_add+0x1c/0x140 [ 6179.159376][ T10] inet6_rtm_newroute+0x104/0x110 [ 6179.159376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.159376][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.159376][ T10] netlink_unicast+0x449/0x710 [ 6179.159376][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.159376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.159376][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.159376][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.159376][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.159376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.159376][ T10] [ 6179.161282][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.161282][ T10] dst_init+0x84/0x4a0 [ 6179.161282][ T10] dst_alloc+0x97/0x150 [ 6179.161282][ T10] ip6_dst_alloc+0x23/0x90 [ 6179.161282][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6179.161282][ T10] ip6_pol_route+0x56f/0x840 [ 6179.161282][ T10] fib6_rule_lookup+0x456/0x630 [ 6179.161282][ T10] ip6_route_input+0x59c/0xa50 [ 6179.161282][ T10] ipv6_rcv+0x397/0x810 [ 6179.161282][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6179.161282][ T10] process_backlog+0x101/0x620 [ 6179.161282][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6179.161282][ T10] net_rx_action+0x495/0xbe0 [ 6179.161282][ T10] __do_softirq+0x1b5/0x7f6 [ 6179.161282][ T10] [ 6179.162946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.162946][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.162946][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.162946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.162946][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6179.162946][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6179.162946][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6179.162946][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6179.162946][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6179.162946][ T10] addrconf_dad_begin+0x310/0x670 [ 6179.162946][ T10] addrconf_dad_work+0x10b/0xab0 [ 6179.162946][ T10] process_one_work+0x84d/0x18a0 [ 6179.162946][ T10] worker_thread+0x587/0xd30 [ 6179.162946][ T10] kthread+0x28a/0x350 [ 6179.162946][ T10] ret_from_fork+0x31/0x70 [ 6179.162946][ T10] ret_from_fork_asm+0x1a/0x30 [ 6179.162946][ T10] [ 6179.164866][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.164866][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.164866][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.164866][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.164866][ T10] ip6_route_add+0x1c/0x140 [ 6179.164866][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6179.164866][ T10] inet6_addr_add+0x4f8/0xa40 [ 6179.164866][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.164866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.164866][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.164866][ T10] netlink_unicast+0x449/0x710 [ 6179.164866][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.164866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.164866][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.164866][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.164866][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.164866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.164866][ T10] [ 6179.166875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.166875][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.166875][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.166875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.166875][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6179.166875][ T10] ipv6_add_addr+0x411/0x2000 [ 6179.166875][ T10] inet6_addr_add+0x30e/0xa40 [ 6179.166875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.166875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.166875][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.166875][ T10] netlink_unicast+0x449/0x710 [ 6179.166875][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.166875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.166875][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.166875][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.166875][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.166875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.166875][ T10] [ 6179.168877][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.168877][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.168877][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.168877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.168877][ T10] ip6_route_add+0x1c/0x140 [ 6179.168877][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6179.168877][ T10] addrconf_add_dev+0xe2/0x170 [ 6179.168877][ T10] inet6_addr_add+0x12f/0xa40 [ 6179.168877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.168877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.168877][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.168877][ T10] netlink_unicast+0x449/0x710 [ 6179.168877][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.168877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.168877][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.168877][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.168877][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.168877][ T10] [ 6179.170841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.170841][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6179.170841][ T10] ipv6_find_idev+0x102/0x170 [ 6179.170841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.170841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.170841][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.170841][ T10] netlink_unicast+0x449/0x710 [ 6179.170841][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.170841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.170841][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.170841][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.170841][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.170841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.170841][ T10] [ 6179.172384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6179.172384][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6179.172384][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6179.172384][ T10] ipv6_find_idev+0x102/0x170 [ 6179.172384][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.172384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.172384][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.172384][ T10] netlink_unicast+0x449/0x710 [ 6179.172384][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.172384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.172384][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.172384][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.172384][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.172384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.172384][ T10] [ 6179.174100][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6179.174384][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6179.174384][ T10] dst_init+0x84/0x4a0 [ 6179.174384][ T10] dst_alloc+0x97/0x150 [ 6179.174384][ T10] ip6_dst_alloc+0x23/0x90 [ 6179.174384][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6179.174384][ T10] ip6_pol_route+0x56f/0x840 [ 6179.174384][ T10] fib6_rule_lookup+0x456/0x630 [ 6179.174384][ T10] ip6_route_input+0x59c/0xa50 [ 6179.174384][ T10] ipv6_rcv+0x397/0x810 [ 6179.174384][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6179.174384][ T10] process_backlog+0x101/0x620 [ 6179.174384][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6179.174384][ T10] net_rx_action+0x495/0xbe0 [ 6179.174384][ T10] __do_softirq+0x1b5/0x7f6 [ 6179.174384][ T10] [ 6179.176037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.176037][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6179.176037][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6179.176037][ T10] fib6_nh_init+0xa22/0x1580 [ 6179.176037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.176037][ T10] ip6_route_add+0x1c/0x140 [ 6179.176037][ T10] inet6_rtm_newroute+0x104/0x110 [ 6179.176037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.176037][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.176037][ T10] netlink_unicast+0x449/0x710 [ 6179.176037][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.176037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.176037][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.176037][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.176037][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.176037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.176037][ T10] [ 6179.177926][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.177926][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.177926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.177926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.177926][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6179.177926][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6179.177926][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6179.177926][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6179.177926][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6179.177926][ T10] addrconf_dad_begin+0x310/0x670 [ 6179.177926][ T10] addrconf_dad_work+0x10b/0xab0 [ 6179.177926][ T10] process_one_work+0x84d/0x18a0 [ 6179.177926][ T10] worker_thread+0x587/0xd30 [ 6179.177926][ T10] kthread+0x28a/0x350 [ 6179.177926][ T10] ret_from_fork+0x31/0x70 [ 6179.177926][ T10] ret_from_fork_asm+0x1a/0x30 [ 6179.177926][ T10] [ 6179.179840][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.179840][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.179840][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.179840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.179840][ T10] ip6_route_add+0x1c/0x140 [ 6179.179840][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6179.179840][ T10] inet6_addr_add+0x4f8/0xa40 [ 6179.179840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.179840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.179840][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.179840][ T10] netlink_unicast+0x449/0x710 [ 6179.179840][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.179840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.179840][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.179840][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.179840][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.179840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.179840][ T10] [ 6179.181863][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.181863][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.181863][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.181863][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.181863][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6179.181863][ T10] ipv6_add_addr+0x411/0x2000 [ 6179.181863][ T10] inet6_addr_add+0x30e/0xa40 [ 6179.181863][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.181863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.181863][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.181863][ T10] netlink_unicast+0x449/0x710 [ 6179.181863][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.181863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.181863][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.181863][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.181863][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.181863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.181863][ T10] [ 6179.183877][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.183877][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.183877][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.183877][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.183877][ T10] ip6_route_add+0x1c/0x140 [ 6179.183877][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6179.183877][ T10] addrconf_add_dev+0xe2/0x170 [ 6179.183877][ T10] inet6_addr_add+0x12f/0xa40 [ 6179.183877][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.183877][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.183877][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.183877][ T10] netlink_unicast+0x449/0x710 [ 6179.183877][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.183877][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.183877][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.183877][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.183877][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.183877][ T10] [ 6179.185973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.185973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6179.185973][ T10] ipv6_find_idev+0x102/0x170 [ 6179.185973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.185973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.185973][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.185973][ T10] netlink_unicast+0x449/0x710 [ 6179.185973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.185973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.185973][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.185973][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.185973][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.185973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.185973][ T10] [ 6179.187717][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6179.187717][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6179.187717][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6179.187717][ T10] ipv6_find_idev+0x102/0x170 [ 6179.187717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.187717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.187717][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.187717][ T10] netlink_unicast+0x449/0x710 [ 6179.187717][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.187717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.187717][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.187717][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.187717][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.187717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.187717][ T10] [ 6179.189702][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6179.189958][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6179.189958][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.189958][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.189958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.189958][ T10] ip6_route_add+0x1c/0x140 [ 6179.189958][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6179.189958][ T10] inet6_addr_add+0x4f8/0xa40 [ 6179.189958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.189958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.189958][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.189958][ T10] netlink_unicast+0x449/0x710 [ 6179.189958][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.189958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.189958][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.189958][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.189958][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.189958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.189958][ T10] [ 6179.192205][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6179.192205][ T10] netdev_get_by_index+0x5e/0x80 [ 6179.192205][ T10] fib6_nh_init+0x3d8/0x1580 [ 6179.192205][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6179.192205][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6179.192205][ T10] ipv6_add_addr+0x411/0x2000 [ 6179.192205][ T10] inet6_addr_add+0x30e/0xa40 [ 6179.192205][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6179.192205][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.192205][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.192205][ T10] netlink_unicast+0x449/0x710 [ 6179.192205][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.192205][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.192205][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.192205][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.192205][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.192205][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.192205][ T10] [ 6179.194392][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6179.194392][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6179.194392][ T10] ipv6_find_idev+0x102/0x170 [ 6179.194392][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.194392][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.194392][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.194392][ T10] netlink_unicast+0x449/0x710 [ 6179.194392][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.194392][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.194392][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.194392][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.194392][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.194392][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.194392][ T10] [ 6179.196136][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6179.196136][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6179.196136][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6179.196136][ T10] ipv6_find_idev+0x102/0x170 [ 6179.196136][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6179.196136][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6179.196136][ T10] netlink_rcv_skb+0x130/0x360 [ 6179.196136][ T10] netlink_unicast+0x449/0x710 [ 6179.196136][ T10] netlink_sendmsg+0x723/0xbe0 [ 6179.196136][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6179.196136][ T10] ___sys_sendmsg+0xee/0x170 [ 6179.196136][ T10] __sys_sendmsg+0xcd/0x170 [ 6179.196136][ T10] do_syscall_64+0xc6/0x1e0 [ 6179.196136][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6179.196136][ T10] [ 6189.440978][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6189.441378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.441378][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6189.441378][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6189.441378][ T10] fib6_nh_init+0xa22/0x1580 [ 6189.441378][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.441378][ T10] ip6_route_add+0x1c/0x140 [ 6189.441378][ T10] inet6_rtm_newroute+0x104/0x110 [ 6189.441378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.441378][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.441378][ T10] netlink_unicast+0x449/0x710 [ 6189.441378][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.441378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.441378][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.441378][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.441378][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.441378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.441378][ T10] [ 6189.443313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.443313][ T10] dst_init+0x84/0x4a0 [ 6189.443313][ T10] dst_alloc+0x97/0x150 [ 6189.443313][ T10] ip6_dst_alloc+0x23/0x90 [ 6189.443313][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6189.443313][ T10] ip6_pol_route+0x56f/0x840 [ 6189.443313][ T10] fib6_rule_lookup+0x456/0x630 [ 6189.443313][ T10] ip6_route_input+0x59c/0xa50 [ 6189.443313][ T10] ipv6_rcv+0x397/0x810 [ 6189.443313][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6189.443313][ T10] process_backlog+0x101/0x620 [ 6189.443313][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6189.443313][ T10] net_rx_action+0x495/0xbe0 [ 6189.443313][ T10] __do_softirq+0x1b5/0x7f6 [ 6189.443313][ T10] [ 6189.444977][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.444977][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.444977][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.444977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.444977][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6189.444977][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6189.444977][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6189.444977][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6189.444977][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6189.444977][ T10] addrconf_dad_begin+0x310/0x670 [ 6189.444977][ T10] addrconf_dad_work+0x10b/0xab0 [ 6189.444977][ T10] process_one_work+0x84d/0x18a0 [ 6189.444977][ T10] worker_thread+0x587/0xd30 [ 6189.444977][ T10] kthread+0x28a/0x350 [ 6189.444977][ T10] ret_from_fork+0x31/0x70 [ 6189.444977][ T10] ret_from_fork_asm+0x1a/0x30 [ 6189.444977][ T10] [ 6189.446949][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.446949][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.446949][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.446949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.446949][ T10] ip6_route_add+0x1c/0x140 [ 6189.446949][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6189.446949][ T10] inet6_addr_add+0x4f8/0xa40 [ 6189.446949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.446949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.446949][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.446949][ T10] netlink_unicast+0x449/0x710 [ 6189.446949][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.446949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.446949][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.446949][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.446949][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.446949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.446949][ T10] [ 6189.448970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.448970][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.448970][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.448970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.448970][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6189.448970][ T10] ipv6_add_addr+0x411/0x2000 [ 6189.448970][ T10] inet6_addr_add+0x30e/0xa40 [ 6189.448970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.448970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.448970][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.448970][ T10] netlink_unicast+0x449/0x710 [ 6189.448970][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.448970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.448970][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.448970][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.448970][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.448970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.448970][ T10] [ 6189.450999][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.450999][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.450999][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.450999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.450999][ T10] ip6_route_add+0x1c/0x140 [ 6189.450999][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6189.450999][ T10] addrconf_add_dev+0xe2/0x170 [ 6189.450999][ T10] inet6_addr_add+0x12f/0xa40 [ 6189.450999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.450999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.450999][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.450999][ T10] netlink_unicast+0x449/0x710 [ 6189.450999][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.450999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.450999][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.450999][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.450999][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.450999][ T10] [ 6189.453003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.453003][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6189.453003][ T10] ipv6_find_idev+0x102/0x170 [ 6189.453003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.453003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.453003][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.453003][ T10] netlink_unicast+0x449/0x710 [ 6189.453003][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.453003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.453003][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.453003][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.453003][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.453003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.453003][ T10] [ 6189.454576][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6189.454576][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6189.454576][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6189.454576][ T10] ipv6_find_idev+0x102/0x170 [ 6189.454576][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.454576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.454576][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.454576][ T10] netlink_unicast+0x449/0x710 [ 6189.454576][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.454576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.454576][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.454576][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.454576][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.454576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.454576][ T10] [ 6189.456309][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6189.456600][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6189.456600][ T10] dst_init+0x84/0x4a0 [ 6189.456600][ T10] dst_alloc+0x97/0x150 [ 6189.456600][ T10] ip6_dst_alloc+0x23/0x90 [ 6189.456600][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6189.456600][ T10] ip6_pol_route+0x56f/0x840 [ 6189.456600][ T10] fib6_rule_lookup+0x456/0x630 [ 6189.456600][ T10] ip6_route_input+0x59c/0xa50 [ 6189.456600][ T10] ipv6_rcv+0x397/0x810 [ 6189.456600][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6189.456600][ T10] process_backlog+0x101/0x620 [ 6189.456600][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6189.456600][ T10] net_rx_action+0x495/0xbe0 [ 6189.456600][ T10] __do_softirq+0x1b5/0x7f6 [ 6189.456600][ T10] [ 6189.458297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.458297][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6189.458297][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6189.458297][ T10] fib6_nh_init+0xa22/0x1580 [ 6189.458297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.458297][ T10] ip6_route_add+0x1c/0x140 [ 6189.458297][ T10] inet6_rtm_newroute+0x104/0x110 [ 6189.458297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.458297][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.458297][ T10] netlink_unicast+0x449/0x710 [ 6189.458297][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.458297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.458297][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.458297][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.458297][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.458297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.458297][ T10] [ 6189.460200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.460200][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.460200][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.460200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.460200][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6189.460200][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6189.460200][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6189.460200][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6189.460200][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6189.460200][ T10] addrconf_dad_begin+0x310/0x670 [ 6189.460200][ T10] addrconf_dad_work+0x10b/0xab0 [ 6189.460200][ T10] process_one_work+0x84d/0x18a0 [ 6189.460200][ T10] worker_thread+0x587/0xd30 [ 6189.460200][ T10] kthread+0x28a/0x350 [ 6189.460200][ T10] ret_from_fork+0x31/0x70 [ 6189.460200][ T10] ret_from_fork_asm+0x1a/0x30 [ 6189.460200][ T10] [ 6189.462133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.462133][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.462133][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.462133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.462133][ T10] ip6_route_add+0x1c/0x140 [ 6189.462133][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6189.462133][ T10] inet6_addr_add+0x4f8/0xa40 [ 6189.462133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.462133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.462133][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.462133][ T10] netlink_unicast+0x449/0x710 [ 6189.462133][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.462133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.462133][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.462133][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.462133][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.462133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.462133][ T10] [ 6189.464151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.464151][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.464151][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.464151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.464151][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6189.464151][ T10] ipv6_add_addr+0x411/0x2000 [ 6189.464151][ T10] inet6_addr_add+0x30e/0xa40 [ 6189.464151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.464151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.464151][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.464151][ T10] netlink_unicast+0x449/0x710 [ 6189.464151][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.464151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.464151][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.464151][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.464151][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.464151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.464151][ T10] [ 6189.466171][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.466171][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.466171][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.466171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.466171][ T10] ip6_route_add+0x1c/0x140 [ 6189.466171][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6189.466171][ T10] addrconf_add_dev+0xe2/0x170 [ 6189.466171][ T10] inet6_addr_add+0x12f/0xa40 [ 6189.466171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.466171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.466171][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.466171][ T10] netlink_unicast+0x449/0x710 [ 6189.466171][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.466171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.466171][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.466171][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.466171][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.466171][ T10] [ 6189.468285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.468285][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6189.468285][ T10] ipv6_find_idev+0x102/0x170 [ 6189.468285][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.468285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.468285][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.468285][ T10] netlink_unicast+0x449/0x710 [ 6189.468285][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.468285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.468285][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.468285][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.468285][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.468285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.468285][ T10] [ 6189.470084][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6189.470084][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6189.470084][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6189.470084][ T10] ipv6_find_idev+0x102/0x170 [ 6189.470084][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.470084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.470084][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.470084][ T10] netlink_unicast+0x449/0x710 [ 6189.470084][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.470084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.470084][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.470084][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.470084][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.470084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.470084][ T10] [ 6189.472081][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6189.472332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6189.472332][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.472332][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.472332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.472332][ T10] ip6_route_add+0x1c/0x140 [ 6189.472332][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6189.472332][ T10] inet6_addr_add+0x4f8/0xa40 [ 6189.472332][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.472332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.472332][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.472332][ T10] netlink_unicast+0x449/0x710 [ 6189.472332][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.472332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.472332][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.472332][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.472332][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.472332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.472332][ T10] [ 6189.474611][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6189.474611][ T10] netdev_get_by_index+0x5e/0x80 [ 6189.474611][ T10] fib6_nh_init+0x3d8/0x1580 [ 6189.474611][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6189.474611][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6189.474611][ T10] ipv6_add_addr+0x411/0x2000 [ 6189.474611][ T10] inet6_addr_add+0x30e/0xa40 [ 6189.474611][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6189.474611][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.474611][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.474611][ T10] netlink_unicast+0x449/0x710 [ 6189.474611][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.474611][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.474611][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.474611][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.474611][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.474611][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.474611][ T10] [ 6189.476890][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6189.476890][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6189.476890][ T10] ipv6_find_idev+0x102/0x170 [ 6189.476890][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.476890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.476890][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.476890][ T10] netlink_unicast+0x449/0x710 [ 6189.476890][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.476890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.476890][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.476890][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.476890][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.476890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.476890][ T10] [ 6189.478690][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6189.478690][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6189.478690][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6189.478690][ T10] ipv6_find_idev+0x102/0x170 [ 6189.478690][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6189.478690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6189.478690][ T10] netlink_rcv_skb+0x130/0x360 [ 6189.478690][ T10] netlink_unicast+0x449/0x710 [ 6189.478690][ T10] netlink_sendmsg+0x723/0xbe0 [ 6189.478690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6189.478690][ T10] ___sys_sendmsg+0xee/0x170 [ 6189.478690][ T10] __sys_sendmsg+0xcd/0x170 [ 6189.478690][ T10] do_syscall_64+0xc6/0x1e0 [ 6189.478690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6189.478690][ T10] [ 6199.608970][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6199.609381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.609381][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6199.609381][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6199.609381][ T10] fib6_nh_init+0xa22/0x1580 [ 6199.609381][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.609381][ T10] ip6_route_add+0x1c/0x140 [ 6199.609381][ T10] inet6_rtm_newroute+0x104/0x110 [ 6199.609381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.609381][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.609381][ T10] netlink_unicast+0x449/0x710 [ 6199.609381][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.609381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.609381][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.609381][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.609381][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.609381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.609381][ T10] [ 6199.611312][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.611312][ T10] dst_init+0x84/0x4a0 [ 6199.611312][ T10] dst_alloc+0x97/0x150 [ 6199.611312][ T10] ip6_dst_alloc+0x23/0x90 [ 6199.611312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6199.611312][ T10] ip6_pol_route+0x56f/0x840 [ 6199.611312][ T10] fib6_rule_lookup+0x456/0x630 [ 6199.611312][ T10] ip6_route_input+0x59c/0xa50 [ 6199.611312][ T10] ipv6_rcv+0x397/0x810 [ 6199.611312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6199.611312][ T10] process_backlog+0x101/0x620 [ 6199.611312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6199.611312][ T10] net_rx_action+0x495/0xbe0 [ 6199.611312][ T10] __do_softirq+0x1b5/0x7f6 [ 6199.611312][ T10] [ 6199.612989][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.612989][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.612989][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.612989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.612989][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6199.612989][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6199.612989][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6199.612989][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6199.612989][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6199.612989][ T10] addrconf_dad_begin+0x310/0x670 [ 6199.612989][ T10] addrconf_dad_work+0x10b/0xab0 [ 6199.612989][ T10] process_one_work+0x84d/0x18a0 [ 6199.612989][ T10] worker_thread+0x587/0xd30 [ 6199.612989][ T10] kthread+0x28a/0x350 [ 6199.612989][ T10] ret_from_fork+0x31/0x70 [ 6199.612989][ T10] ret_from_fork_asm+0x1a/0x30 [ 6199.612989][ T10] [ 6199.614926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.614926][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.614926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.614926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.614926][ T10] ip6_route_add+0x1c/0x140 [ 6199.614926][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6199.614926][ T10] inet6_addr_add+0x4f8/0xa40 [ 6199.614926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.614926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.614926][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.614926][ T10] netlink_unicast+0x449/0x710 [ 6199.614926][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.614926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.614926][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.614926][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.614926][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.614926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.614926][ T10] [ 6199.616979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.616979][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.616979][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.616979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.616979][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6199.616979][ T10] ipv6_add_addr+0x411/0x2000 [ 6199.616979][ T10] inet6_addr_add+0x30e/0xa40 [ 6199.616979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.616979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.616979][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.616979][ T10] netlink_unicast+0x449/0x710 [ 6199.616979][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.616979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.616979][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.616979][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.616979][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.616979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.616979][ T10] [ 6199.619003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.619003][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.619003][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.619003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.619003][ T10] ip6_route_add+0x1c/0x140 [ 6199.619003][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6199.619003][ T10] addrconf_add_dev+0xe2/0x170 [ 6199.619003][ T10] inet6_addr_add+0x12f/0xa40 [ 6199.619003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.619003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.619003][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.619003][ T10] netlink_unicast+0x449/0x710 [ 6199.619003][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.619003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.619003][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.619003][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.619003][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.619003][ T10] [ 6199.620991][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.620991][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6199.620991][ T10] ipv6_find_idev+0x102/0x170 [ 6199.620991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.620991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.620991][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.620991][ T10] netlink_unicast+0x449/0x710 [ 6199.620991][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.620991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.620991][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.620991][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.620991][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.620991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.620991][ T10] [ 6199.622565][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6199.622565][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6199.622565][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6199.622565][ T10] ipv6_find_idev+0x102/0x170 [ 6199.622565][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.622565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.622565][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.622565][ T10] netlink_unicast+0x449/0x710 [ 6199.622565][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.622565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.622565][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.622565][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.622565][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.622565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.622565][ T10] [ 6199.624301][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6199.624589][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6199.624589][ T10] dst_init+0x84/0x4a0 [ 6199.624589][ T10] dst_alloc+0x97/0x150 [ 6199.624589][ T10] ip6_dst_alloc+0x23/0x90 [ 6199.624589][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6199.624589][ T10] ip6_pol_route+0x56f/0x840 [ 6199.624589][ T10] fib6_rule_lookup+0x456/0x630 [ 6199.624589][ T10] ip6_route_input+0x59c/0xa50 [ 6199.624589][ T10] ipv6_rcv+0x397/0x810 [ 6199.624589][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6199.624589][ T10] process_backlog+0x101/0x620 [ 6199.624589][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6199.624589][ T10] net_rx_action+0x495/0xbe0 [ 6199.624589][ T10] __do_softirq+0x1b5/0x7f6 [ 6199.624589][ T10] [ 6199.626258][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.626258][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6199.626258][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6199.626258][ T10] fib6_nh_init+0xa22/0x1580 [ 6199.626258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.626258][ T10] ip6_route_add+0x1c/0x140 [ 6199.626258][ T10] inet6_rtm_newroute+0x104/0x110 [ 6199.626258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.626258][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.626258][ T10] netlink_unicast+0x449/0x710 [ 6199.626258][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.626258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.626258][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.626258][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.626258][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.626258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.626258][ T10] [ 6199.628166][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.628166][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.628166][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.628166][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.628166][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6199.628166][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6199.628166][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6199.628166][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6199.628166][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6199.628166][ T10] addrconf_dad_begin+0x310/0x670 [ 6199.628166][ T10] addrconf_dad_work+0x10b/0xab0 [ 6199.628166][ T10] process_one_work+0x84d/0x18a0 [ 6199.628166][ T10] worker_thread+0x587/0xd30 [ 6199.628166][ T10] kthread+0x28a/0x350 [ 6199.628166][ T10] ret_from_fork+0x31/0x70 [ 6199.628166][ T10] ret_from_fork_asm+0x1a/0x30 [ 6199.628166][ T10] [ 6199.630096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.630096][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.630096][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.630096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.630096][ T10] ip6_route_add+0x1c/0x140 [ 6199.630096][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6199.630096][ T10] inet6_addr_add+0x4f8/0xa40 [ 6199.630096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.630096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.630096][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.630096][ T10] netlink_unicast+0x449/0x710 [ 6199.630096][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.630096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.630096][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.630096][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.630096][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.630096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.630096][ T10] [ 6199.632119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.632119][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.632119][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.632119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.632119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6199.632119][ T10] ipv6_add_addr+0x411/0x2000 [ 6199.632119][ T10] inet6_addr_add+0x30e/0xa40 [ 6199.632119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.632119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.632119][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.632119][ T10] netlink_unicast+0x449/0x710 [ 6199.632119][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.632119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.632119][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.632119][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.632119][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.632119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.632119][ T10] [ 6199.634138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.634138][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.634138][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.634138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.634138][ T10] ip6_route_add+0x1c/0x140 [ 6199.634138][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6199.634138][ T10] addrconf_add_dev+0xe2/0x170 [ 6199.634138][ T10] inet6_addr_add+0x12f/0xa40 [ 6199.634138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.634138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.634138][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.634138][ T10] netlink_unicast+0x449/0x710 [ 6199.634138][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.634138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.634138][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.634138][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.634138][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.634138][ T10] [ 6199.636255][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.636255][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6199.636255][ T10] ipv6_find_idev+0x102/0x170 [ 6199.636255][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.636255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.636255][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.636255][ T10] netlink_unicast+0x449/0x710 [ 6199.636255][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.636255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.636255][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.636255][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.636255][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.636255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.636255][ T10] [ 6199.638014][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6199.638014][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6199.638014][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6199.638014][ T10] ipv6_find_idev+0x102/0x170 [ 6199.638014][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.638014][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.638014][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.638014][ T10] netlink_unicast+0x449/0x710 [ 6199.638014][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.638014][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.638014][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.638014][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.638014][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.638014][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.638014][ T10] [ 6199.640033][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6199.640277][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6199.640277][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.640277][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.640277][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.640277][ T10] ip6_route_add+0x1c/0x140 [ 6199.640277][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6199.640277][ T10] inet6_addr_add+0x4f8/0xa40 [ 6199.640277][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.640277][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.640277][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.640277][ T10] netlink_unicast+0x449/0x710 [ 6199.640277][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.640277][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.640277][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.640277][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.640277][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.640277][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.640277][ T10] [ 6199.642545][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6199.642545][ T10] netdev_get_by_index+0x5e/0x80 [ 6199.642545][ T10] fib6_nh_init+0x3d8/0x1580 [ 6199.642545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6199.642545][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6199.642545][ T10] ipv6_add_addr+0x411/0x2000 [ 6199.642545][ T10] inet6_addr_add+0x30e/0xa40 [ 6199.642545][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6199.642545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.642545][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.642545][ T10] netlink_unicast+0x449/0x710 [ 6199.642545][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.642545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.642545][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.642545][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.642545][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.642545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.642545][ T10] [ 6199.644815][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6199.644815][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6199.644815][ T10] ipv6_find_idev+0x102/0x170 [ 6199.644815][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.644815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.644815][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.644815][ T10] netlink_unicast+0x449/0x710 [ 6199.644815][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.644815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.644815][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.644815][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.644815][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.644815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.644815][ T10] [ 6199.646554][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6199.646554][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6199.646554][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6199.646554][ T10] ipv6_find_idev+0x102/0x170 [ 6199.646554][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6199.646554][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6199.646554][ T10] netlink_rcv_skb+0x130/0x360 [ 6199.646554][ T10] netlink_unicast+0x449/0x710 [ 6199.646554][ T10] netlink_sendmsg+0x723/0xbe0 [ 6199.646554][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6199.646554][ T10] ___sys_sendmsg+0xee/0x170 [ 6199.646554][ T10] __sys_sendmsg+0xcd/0x170 [ 6199.646554][ T10] do_syscall_64+0xc6/0x1e0 [ 6199.646554][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6199.646554][ T10] [ 6209.896998][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6209.897488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.897488][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6209.897488][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6209.897488][ T10] fib6_nh_init+0xa22/0x1580 [ 6209.897488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.897488][ T10] ip6_route_add+0x1c/0x140 [ 6209.897488][ T10] inet6_rtm_newroute+0x104/0x110 [ 6209.897488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.897488][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.897488][ T10] netlink_unicast+0x449/0x710 [ 6209.897488][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.897488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.897488][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.897488][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.897488][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.897488][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.897488][ T10] [ 6209.899422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.899422][ T10] dst_init+0x84/0x4a0 [ 6209.899422][ T10] dst_alloc+0x97/0x150 [ 6209.899422][ T10] ip6_dst_alloc+0x23/0x90 [ 6209.899422][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6209.899422][ T10] ip6_pol_route+0x56f/0x840 [ 6209.899422][ T10] fib6_rule_lookup+0x456/0x630 [ 6209.899422][ T10] ip6_route_input+0x59c/0xa50 [ 6209.899422][ T10] ipv6_rcv+0x397/0x810 [ 6209.899422][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6209.899422][ T10] process_backlog+0x101/0x620 [ 6209.899422][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6209.899422][ T10] net_rx_action+0x495/0xbe0 [ 6209.899422][ T10] __do_softirq+0x1b5/0x7f6 [ 6209.899422][ T10] [ 6209.901120][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.901120][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.901120][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.901120][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.901120][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6209.901120][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6209.901120][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6209.901120][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6209.901120][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6209.901120][ T10] addrconf_dad_begin+0x310/0x670 [ 6209.901120][ T10] addrconf_dad_work+0x10b/0xab0 [ 6209.901120][ T10] process_one_work+0x84d/0x18a0 [ 6209.901120][ T10] worker_thread+0x587/0xd30 [ 6209.901120][ T10] kthread+0x28a/0x350 [ 6209.901120][ T10] ret_from_fork+0x31/0x70 [ 6209.901120][ T10] ret_from_fork_asm+0x1a/0x30 [ 6209.901120][ T10] [ 6209.903059][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.903059][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.903059][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.903059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.903059][ T10] ip6_route_add+0x1c/0x140 [ 6209.903059][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6209.903059][ T10] inet6_addr_add+0x4f8/0xa40 [ 6209.903059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.903059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.903059][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.903059][ T10] netlink_unicast+0x449/0x710 [ 6209.903059][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.903059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.903059][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.903059][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.903059][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.903059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.903059][ T10] [ 6209.905084][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.905084][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.905084][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.905084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.905084][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6209.905084][ T10] ipv6_add_addr+0x411/0x2000 [ 6209.905084][ T10] inet6_addr_add+0x30e/0xa40 [ 6209.905084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.905084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.905084][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.905084][ T10] netlink_unicast+0x449/0x710 [ 6209.905084][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.905084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.905084][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.905084][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.905084][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.905084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.905084][ T10] [ 6209.907121][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.907121][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.907121][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.907121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.907121][ T10] ip6_route_add+0x1c/0x140 [ 6209.907121][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6209.907121][ T10] addrconf_add_dev+0xe2/0x170 [ 6209.907121][ T10] inet6_addr_add+0x12f/0xa40 [ 6209.907121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.907121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.907121][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.907121][ T10] netlink_unicast+0x449/0x710 [ 6209.907121][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.907121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.907121][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.907121][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.907121][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.907121][ T10] [ 6209.909114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.909114][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6209.909114][ T10] ipv6_find_idev+0x102/0x170 [ 6209.909114][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.909114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.909114][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.909114][ T10] netlink_unicast+0x449/0x710 [ 6209.909114][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.909114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.909114][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.909114][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.909114][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.909114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.909114][ T10] [ 6209.910689][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6209.910689][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6209.910689][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6209.910689][ T10] ipv6_find_idev+0x102/0x170 [ 6209.910689][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.910689][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.910689][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.910689][ T10] netlink_unicast+0x449/0x710 [ 6209.910689][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.910689][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.910689][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.910689][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.910689][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.910689][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.910689][ T10] [ 6209.912416][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6209.912700][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6209.912700][ T10] dst_init+0x84/0x4a0 [ 6209.912700][ T10] dst_alloc+0x97/0x150 [ 6209.912700][ T10] ip6_dst_alloc+0x23/0x90 [ 6209.912700][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6209.912700][ T10] ip6_pol_route+0x56f/0x840 [ 6209.912700][ T10] fib6_rule_lookup+0x456/0x630 [ 6209.912700][ T10] ip6_route_input+0x59c/0xa50 [ 6209.912700][ T10] ipv6_rcv+0x397/0x810 [ 6209.912700][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6209.912700][ T10] process_backlog+0x101/0x620 [ 6209.912700][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6209.912700][ T10] net_rx_action+0x495/0xbe0 [ 6209.912700][ T10] __do_softirq+0x1b5/0x7f6 [ 6209.912700][ T10] [ 6209.914362][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.914362][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6209.914362][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6209.914362][ T10] fib6_nh_init+0xa22/0x1580 [ 6209.914362][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.914362][ T10] ip6_route_add+0x1c/0x140 [ 6209.914362][ T10] inet6_rtm_newroute+0x104/0x110 [ 6209.914362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.914362][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.914362][ T10] netlink_unicast+0x449/0x710 [ 6209.914362][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.914362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.914362][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.914362][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.914362][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.914362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.914362][ T10] [ 6209.916253][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.916253][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.916253][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.916253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.916253][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6209.916253][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6209.916253][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6209.916253][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6209.916253][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6209.916253][ T10] addrconf_dad_begin+0x310/0x670 [ 6209.916253][ T10] addrconf_dad_work+0x10b/0xab0 [ 6209.916253][ T10] process_one_work+0x84d/0x18a0 [ 6209.916253][ T10] worker_thread+0x587/0xd30 [ 6209.916253][ T10] kthread+0x28a/0x350 [ 6209.916253][ T10] ret_from_fork+0x31/0x70 [ 6209.916253][ T10] ret_from_fork_asm+0x1a/0x30 [ 6209.916253][ T10] [ 6209.918189][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.918189][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.918189][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.918189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.918189][ T10] ip6_route_add+0x1c/0x140 [ 6209.918189][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6209.918189][ T10] inet6_addr_add+0x4f8/0xa40 [ 6209.918189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.918189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.918189][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.918189][ T10] netlink_unicast+0x449/0x710 [ 6209.918189][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.918189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.918189][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.918189][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.918189][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.918189][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.918189][ T10] [ 6209.920225][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.920225][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.920225][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.920225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.920225][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6209.920225][ T10] ipv6_add_addr+0x411/0x2000 [ 6209.920225][ T10] inet6_addr_add+0x30e/0xa40 [ 6209.920225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.920225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.920225][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.920225][ T10] netlink_unicast+0x449/0x710 [ 6209.920225][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.920225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.920225][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.920225][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.920225][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.920225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.920225][ T10] [ 6209.922252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.922252][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.922252][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.922252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.922252][ T10] ip6_route_add+0x1c/0x140 [ 6209.922252][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6209.922252][ T10] addrconf_add_dev+0xe2/0x170 [ 6209.922252][ T10] inet6_addr_add+0x12f/0xa40 [ 6209.922252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.922252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.922252][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.922252][ T10] netlink_unicast+0x449/0x710 [ 6209.922252][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.922252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.922252][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.922252][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.922252][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.922252][ T10] [ 6209.924372][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.924372][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6209.924372][ T10] ipv6_find_idev+0x102/0x170 [ 6209.924372][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.924372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.924372][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.924372][ T10] netlink_unicast+0x449/0x710 [ 6209.924372][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.924372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.924372][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.924372][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.924372][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.924372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.924372][ T10] [ 6209.926173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6209.926173][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6209.926173][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6209.926173][ T10] ipv6_find_idev+0x102/0x170 [ 6209.926173][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.926173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.926173][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.926173][ T10] netlink_unicast+0x449/0x710 [ 6209.926173][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.926173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.926173][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.926173][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.926173][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.926173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.926173][ T10] [ 6209.928168][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6209.928417][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6209.928417][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.928417][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.928417][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.928417][ T10] ip6_route_add+0x1c/0x140 [ 6209.928417][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6209.928417][ T10] inet6_addr_add+0x4f8/0xa40 [ 6209.928417][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.928417][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.928417][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.928417][ T10] netlink_unicast+0x449/0x710 [ 6209.928417][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.928417][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.928417][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.928417][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.928417][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.928417][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.928417][ T10] [ 6209.930695][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6209.930695][ T10] netdev_get_by_index+0x5e/0x80 [ 6209.930695][ T10] fib6_nh_init+0x3d8/0x1580 [ 6209.930695][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6209.930695][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6209.930695][ T10] ipv6_add_addr+0x411/0x2000 [ 6209.930695][ T10] inet6_addr_add+0x30e/0xa40 [ 6209.930695][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6209.930695][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.930695][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.930695][ T10] netlink_unicast+0x449/0x710 [ 6209.930695][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.930695][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.930695][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.930695][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.930695][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.930695][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.930695][ T10] [ 6209.932962][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6209.932962][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6209.932962][ T10] ipv6_find_idev+0x102/0x170 [ 6209.932962][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.932962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.932962][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.932962][ T10] netlink_unicast+0x449/0x710 [ 6209.932962][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.932962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.932962][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.932962][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.932962][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.932962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.932962][ T10] [ 6209.934766][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6209.934766][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6209.934766][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6209.934766][ T10] ipv6_find_idev+0x102/0x170 [ 6209.934766][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6209.934766][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6209.934766][ T10] netlink_rcv_skb+0x130/0x360 [ 6209.934766][ T10] netlink_unicast+0x449/0x710 [ 6209.934766][ T10] netlink_sendmsg+0x723/0xbe0 [ 6209.934766][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6209.934766][ T10] ___sys_sendmsg+0xee/0x170 [ 6209.934766][ T10] __sys_sendmsg+0xcd/0x170 [ 6209.934766][ T10] do_syscall_64+0xc6/0x1e0 [ 6209.934766][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6209.934766][ T10] [ 6220.184979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6220.185385][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.185385][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6220.185385][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6220.185385][ T10] fib6_nh_init+0xa22/0x1580 [ 6220.185385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.185385][ T10] ip6_route_add+0x1c/0x140 [ 6220.185385][ T10] inet6_rtm_newroute+0x104/0x110 [ 6220.185385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.185385][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.185385][ T10] netlink_unicast+0x449/0x710 [ 6220.185385][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.185385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.185385][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.185385][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.185385][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.185385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.185385][ T10] [ 6220.187339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.187339][ T10] dst_init+0x84/0x4a0 [ 6220.187339][ T10] dst_alloc+0x97/0x150 [ 6220.187339][ T10] ip6_dst_alloc+0x23/0x90 [ 6220.187339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6220.187339][ T10] ip6_pol_route+0x56f/0x840 [ 6220.187339][ T10] fib6_rule_lookup+0x456/0x630 [ 6220.187339][ T10] ip6_route_input+0x59c/0xa50 [ 6220.187339][ T10] ipv6_rcv+0x397/0x810 [ 6220.187339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6220.187339][ T10] process_backlog+0x101/0x620 [ 6220.187339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6220.187339][ T10] net_rx_action+0x495/0xbe0 [ 6220.187339][ T10] __do_softirq+0x1b5/0x7f6 [ 6220.187339][ T10] [ 6220.189029][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.189029][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.189029][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.189029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.189029][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6220.189029][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6220.189029][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6220.189029][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6220.189029][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6220.189029][ T10] addrconf_dad_begin+0x310/0x670 [ 6220.189029][ T10] addrconf_dad_work+0x10b/0xab0 [ 6220.189029][ T10] process_one_work+0x84d/0x18a0 [ 6220.189029][ T10] worker_thread+0x587/0xd30 [ 6220.189029][ T10] kthread+0x28a/0x350 [ 6220.189029][ T10] ret_from_fork+0x31/0x70 [ 6220.189029][ T10] ret_from_fork_asm+0x1a/0x30 [ 6220.189029][ T10] [ 6220.190973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.190973][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.190973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.190973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.190973][ T10] ip6_route_add+0x1c/0x140 [ 6220.190973][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6220.190973][ T10] inet6_addr_add+0x4f8/0xa40 [ 6220.190973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.190973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.190973][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.190973][ T10] netlink_unicast+0x449/0x710 [ 6220.190973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.190973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.190973][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.190973][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.190973][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.190973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.190973][ T10] [ 6220.192993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.192993][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.192993][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.192993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.192993][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6220.192993][ T10] ipv6_add_addr+0x411/0x2000 [ 6220.192993][ T10] inet6_addr_add+0x30e/0xa40 [ 6220.192993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.192993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.192993][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.192993][ T10] netlink_unicast+0x449/0x710 [ 6220.192993][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.192993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.192993][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.192993][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.192993][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.192993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.192993][ T10] [ 6220.195022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.195022][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.195022][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.195022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.195022][ T10] ip6_route_add+0x1c/0x140 [ 6220.195022][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6220.195022][ T10] addrconf_add_dev+0xe2/0x170 [ 6220.195022][ T10] inet6_addr_add+0x12f/0xa40 [ 6220.195022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.195022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.195022][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.195022][ T10] netlink_unicast+0x449/0x710 [ 6220.195022][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.195022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.195022][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.195022][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.195022][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.195022][ T10] [ 6220.197033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.197033][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6220.197033][ T10] ipv6_find_idev+0x102/0x170 [ 6220.197033][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.197033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.197033][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.197033][ T10] netlink_unicast+0x449/0x710 [ 6220.197033][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.197033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.197033][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.197033][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.197033][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.197033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.197033][ T10] [ 6220.198600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6220.198600][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6220.198600][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6220.198600][ T10] ipv6_find_idev+0x102/0x170 [ 6220.198600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.198600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.198600][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.198600][ T10] netlink_unicast+0x449/0x710 [ 6220.198600][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.198600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.198600][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.198600][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.198600][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.198600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.198600][ T10] [ 6220.200332][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6220.200613][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6220.200613][ T10] dst_init+0x84/0x4a0 [ 6220.200613][ T10] dst_alloc+0x97/0x150 [ 6220.200613][ T10] ip6_dst_alloc+0x23/0x90 [ 6220.200613][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6220.200613][ T10] ip6_pol_route+0x56f/0x840 [ 6220.200613][ T10] fib6_rule_lookup+0x456/0x630 [ 6220.200613][ T10] ip6_route_input+0x59c/0xa50 [ 6220.200613][ T10] ipv6_rcv+0x397/0x810 [ 6220.200613][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6220.200613][ T10] process_backlog+0x101/0x620 [ 6220.200613][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6220.200613][ T10] net_rx_action+0x495/0xbe0 [ 6220.200613][ T10] __do_softirq+0x1b5/0x7f6 [ 6220.200613][ T10] [ 6220.202280][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.202280][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6220.202280][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6220.202280][ T10] fib6_nh_init+0xa22/0x1580 [ 6220.202280][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.202280][ T10] ip6_route_add+0x1c/0x140 [ 6220.202280][ T10] inet6_rtm_newroute+0x104/0x110 [ 6220.202280][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.202280][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.202280][ T10] netlink_unicast+0x449/0x710 [ 6220.202280][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.202280][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.202280][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.202280][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.202280][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.202280][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.202280][ T10] [ 6220.204199][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.204199][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.204199][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.204199][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.204199][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6220.204199][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6220.204199][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6220.204199][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6220.204199][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6220.204199][ T10] addrconf_dad_begin+0x310/0x670 [ 6220.204199][ T10] addrconf_dad_work+0x10b/0xab0 [ 6220.204199][ T10] process_one_work+0x84d/0x18a0 [ 6220.204199][ T10] worker_thread+0x587/0xd30 [ 6220.204199][ T10] kthread+0x28a/0x350 [ 6220.204199][ T10] ret_from_fork+0x31/0x70 [ 6220.204199][ T10] ret_from_fork_asm+0x1a/0x30 [ 6220.204199][ T10] [ 6220.206133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.206133][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.206133][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.206133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.206133][ T10] ip6_route_add+0x1c/0x140 [ 6220.206133][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6220.206133][ T10] inet6_addr_add+0x4f8/0xa40 [ 6220.206133][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.206133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.206133][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.206133][ T10] netlink_unicast+0x449/0x710 [ 6220.206133][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.206133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.206133][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.206133][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.206133][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.206133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.206133][ T10] [ 6220.208171][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.208171][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.208171][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.208171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.208171][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6220.208171][ T10] ipv6_add_addr+0x411/0x2000 [ 6220.208171][ T10] inet6_addr_add+0x30e/0xa40 [ 6220.208171][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.208171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.208171][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.208171][ T10] netlink_unicast+0x449/0x710 [ 6220.208171][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.208171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.208171][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.208171][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.208171][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.208171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.208171][ T10] [ 6220.210211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.210211][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.210211][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.210211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.210211][ T10] ip6_route_add+0x1c/0x140 [ 6220.210211][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6220.210211][ T10] addrconf_add_dev+0xe2/0x170 [ 6220.210211][ T10] inet6_addr_add+0x12f/0xa40 [ 6220.210211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.210211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.210211][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.210211][ T10] netlink_unicast+0x449/0x710 [ 6220.210211][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.210211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.210211][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.210211][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.210211][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.210211][ T10] [ 6220.212785][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.212785][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6220.212785][ T10] ipv6_find_idev+0x102/0x170 [ 6220.212785][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.212785][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.212785][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.212785][ T10] netlink_unicast+0x449/0x710 [ 6220.212785][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.212785][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.212785][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.212785][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.212785][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.212785][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.212785][ T10] [ 6220.214477][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6220.214477][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6220.214477][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6220.214477][ T10] ipv6_find_idev+0x102/0x170 [ 6220.214477][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.214477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.214477][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.214477][ T10] netlink_unicast+0x449/0x710 [ 6220.214477][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.214477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.214477][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.214477][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.214477][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.214477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.214477][ T10] [ 6220.216306][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6220.216574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6220.216574][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.216574][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.216574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.216574][ T10] ip6_route_add+0x1c/0x140 [ 6220.216574][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6220.216574][ T10] inet6_addr_add+0x4f8/0xa40 [ 6220.216574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.216574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.216574][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.216574][ T10] netlink_unicast+0x449/0x710 [ 6220.216574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.216574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.216574][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.216574][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.216574][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.216574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.216574][ T10] [ 6220.218725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6220.218725][ T10] netdev_get_by_index+0x5e/0x80 [ 6220.218725][ T10] fib6_nh_init+0x3d8/0x1580 [ 6220.218725][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6220.218725][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6220.218725][ T10] ipv6_add_addr+0x411/0x2000 [ 6220.218725][ T10] inet6_addr_add+0x30e/0xa40 [ 6220.218725][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6220.218725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.218725][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.218725][ T10] netlink_unicast+0x449/0x710 [ 6220.218725][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.218725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.218725][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.218725][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.218725][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.218725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.218725][ T10] [ 6220.220864][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6220.220864][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6220.220864][ T10] ipv6_find_idev+0x102/0x170 [ 6220.220864][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.220864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.220864][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.220864][ T10] netlink_unicast+0x449/0x710 [ 6220.220864][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.220864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.220864][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.220864][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.220864][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.220864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.220864][ T10] [ 6220.222552][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6220.222552][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6220.222552][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6220.222552][ T10] ipv6_find_idev+0x102/0x170 [ 6220.222552][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6220.222552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6220.222552][ T10] netlink_rcv_skb+0x130/0x360 [ 6220.222552][ T10] netlink_unicast+0x449/0x710 [ 6220.222552][ T10] netlink_sendmsg+0x723/0xbe0 [ 6220.222552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6220.222552][ T10] ___sys_sendmsg+0xee/0x170 [ 6220.222552][ T10] __sys_sendmsg+0xcd/0x170 [ 6220.222552][ T10] do_syscall_64+0xc6/0x1e0 [ 6220.222552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6220.222552][ T10] [ 6230.470918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6230.471319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.471319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6230.471319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6230.471319][ T10] fib6_nh_init+0xa22/0x1580 [ 6230.471319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.471319][ T10] ip6_route_add+0x1c/0x140 [ 6230.471319][ T10] inet6_rtm_newroute+0x104/0x110 [ 6230.471319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.471319][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.471319][ T10] netlink_unicast+0x449/0x710 [ 6230.471319][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.471319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.471319][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.471319][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.471319][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.471319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.471319][ T10] [ 6230.473256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.473256][ T10] dst_init+0x84/0x4a0 [ 6230.473256][ T10] dst_alloc+0x97/0x150 [ 6230.473256][ T10] ip6_dst_alloc+0x23/0x90 [ 6230.473256][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6230.473256][ T10] ip6_pol_route+0x56f/0x840 [ 6230.473256][ T10] fib6_rule_lookup+0x456/0x630 [ 6230.473256][ T10] ip6_route_input+0x59c/0xa50 [ 6230.473256][ T10] ipv6_rcv+0x397/0x810 [ 6230.473256][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6230.473256][ T10] process_backlog+0x101/0x620 [ 6230.473256][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6230.473256][ T10] net_rx_action+0x495/0xbe0 [ 6230.473256][ T10] __do_softirq+0x1b5/0x7f6 [ 6230.473256][ T10] [ 6230.474926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.474926][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.474926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.474926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.474926][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6230.474926][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6230.474926][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6230.474926][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6230.474926][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6230.474926][ T10] addrconf_dad_begin+0x310/0x670 [ 6230.474926][ T10] addrconf_dad_work+0x10b/0xab0 [ 6230.474926][ T10] process_one_work+0x84d/0x18a0 [ 6230.474926][ T10] worker_thread+0x587/0xd30 [ 6230.474926][ T10] kthread+0x28a/0x350 [ 6230.474926][ T10] ret_from_fork+0x31/0x70 [ 6230.474926][ T10] ret_from_fork_asm+0x1a/0x30 [ 6230.474926][ T10] [ 6230.476880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.476880][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.476880][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.476880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.476880][ T10] ip6_route_add+0x1c/0x140 [ 6230.476880][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6230.476880][ T10] inet6_addr_add+0x4f8/0xa40 [ 6230.476880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.476880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.476880][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.476880][ T10] netlink_unicast+0x449/0x710 [ 6230.476880][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.476880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.476880][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.476880][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.476880][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.476880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.476880][ T10] [ 6230.478903][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.478903][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.478903][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.478903][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.478903][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6230.478903][ T10] ipv6_add_addr+0x411/0x2000 [ 6230.478903][ T10] inet6_addr_add+0x30e/0xa40 [ 6230.478903][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.478903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.478903][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.478903][ T10] netlink_unicast+0x449/0x710 [ 6230.478903][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.478903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.478903][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.478903][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.478903][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.478903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.478903][ T10] [ 6230.480958][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.480958][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.480958][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.480958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.480958][ T10] ip6_route_add+0x1c/0x140 [ 6230.480958][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6230.480958][ T10] addrconf_add_dev+0xe2/0x170 [ 6230.480958][ T10] inet6_addr_add+0x12f/0xa40 [ 6230.480958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.480958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.480958][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.480958][ T10] netlink_unicast+0x449/0x710 [ 6230.480958][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.480958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.480958][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.480958][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.480958][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.480958][ T10] [ 6230.482963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.482963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6230.482963][ T10] ipv6_find_idev+0x102/0x170 [ 6230.482963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.482963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.482963][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.482963][ T10] netlink_unicast+0x449/0x710 [ 6230.482963][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.482963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.482963][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.482963][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.482963][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.482963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.482963][ T10] [ 6230.484525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6230.484525][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6230.484525][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6230.484525][ T10] ipv6_find_idev+0x102/0x170 [ 6230.484525][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.484525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.484525][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.484525][ T10] netlink_unicast+0x449/0x710 [ 6230.484525][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.484525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.484525][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.484525][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.484525][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.484525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.484525][ T10] [ 6230.486257][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6230.486543][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6230.486543][ T10] dst_init+0x84/0x4a0 [ 6230.486543][ T10] dst_alloc+0x97/0x150 [ 6230.486543][ T10] ip6_dst_alloc+0x23/0x90 [ 6230.486543][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6230.486543][ T10] ip6_pol_route+0x56f/0x840 [ 6230.486543][ T10] fib6_rule_lookup+0x456/0x630 [ 6230.486543][ T10] ip6_route_input+0x59c/0xa50 [ 6230.486543][ T10] ipv6_rcv+0x397/0x810 [ 6230.486543][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6230.486543][ T10] process_backlog+0x101/0x620 [ 6230.486543][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6230.486543][ T10] net_rx_action+0x495/0xbe0 [ 6230.486543][ T10] __do_softirq+0x1b5/0x7f6 [ 6230.486543][ T10] [ 6230.488200][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.488200][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6230.488200][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6230.488200][ T10] fib6_nh_init+0xa22/0x1580 [ 6230.488200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.488200][ T10] ip6_route_add+0x1c/0x140 [ 6230.488200][ T10] inet6_rtm_newroute+0x104/0x110 [ 6230.488200][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.488200][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.488200][ T10] netlink_unicast+0x449/0x710 [ 6230.488200][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.488200][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.488200][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.488200][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.488200][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.488200][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.488200][ T10] [ 6230.490125][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.490125][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.490125][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.490125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.490125][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6230.490125][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6230.490125][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6230.490125][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6230.490125][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6230.490125][ T10] addrconf_dad_begin+0x310/0x670 [ 6230.490125][ T10] addrconf_dad_work+0x10b/0xab0 [ 6230.490125][ T10] process_one_work+0x84d/0x18a0 [ 6230.490125][ T10] worker_thread+0x587/0xd30 [ 6230.490125][ T10] kthread+0x28a/0x350 [ 6230.490125][ T10] ret_from_fork+0x31/0x70 [ 6230.490125][ T10] ret_from_fork_asm+0x1a/0x30 [ 6230.490125][ T10] [ 6230.492056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.492056][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.492056][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.492056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.492056][ T10] ip6_route_add+0x1c/0x140 [ 6230.492056][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6230.492056][ T10] inet6_addr_add+0x4f8/0xa40 [ 6230.492056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.492056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.492056][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.492056][ T10] netlink_unicast+0x449/0x710 [ 6230.492056][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.492056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.492056][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.492056][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.492056][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.492056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.492056][ T10] [ 6230.494080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.494080][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.494080][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.494080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.494080][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6230.494080][ T10] ipv6_add_addr+0x411/0x2000 [ 6230.494080][ T10] inet6_addr_add+0x30e/0xa40 [ 6230.494080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.494080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.494080][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.494080][ T10] netlink_unicast+0x449/0x710 [ 6230.494080][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.494080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.494080][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.494080][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.494080][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.494080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.494080][ T10] [ 6230.496108][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.496108][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.496108][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.496108][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.496108][ T10] ip6_route_add+0x1c/0x140 [ 6230.496108][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6230.496108][ T10] addrconf_add_dev+0xe2/0x170 [ 6230.496108][ T10] inet6_addr_add+0x12f/0xa40 [ 6230.496108][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.496108][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.496108][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.496108][ T10] netlink_unicast+0x449/0x710 [ 6230.496108][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.496108][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.496108][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.496108][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.496108][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.496108][ T10] [ 6230.498231][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.498231][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6230.498231][ T10] ipv6_find_idev+0x102/0x170 [ 6230.498231][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.498231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.498231][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.498231][ T10] netlink_unicast+0x449/0x710 [ 6230.498231][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.498231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.498231][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.498231][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.498231][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.498231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.498231][ T10] [ 6230.500032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6230.500032][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6230.500032][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6230.500032][ T10] ipv6_find_idev+0x102/0x170 [ 6230.500032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.500032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.500032][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.500032][ T10] netlink_unicast+0x449/0x710 [ 6230.500032][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.500032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.500032][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.500032][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.500032][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.500032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.500032][ T10] [ 6230.501992][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6230.502233][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6230.502233][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.502233][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.502233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.502233][ T10] ip6_route_add+0x1c/0x140 [ 6230.502233][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6230.502233][ T10] inet6_addr_add+0x4f8/0xa40 [ 6230.502233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.502233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.502233][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.502233][ T10] netlink_unicast+0x449/0x710 [ 6230.502233][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.502233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.502233][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.502233][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.502233][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.502233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.502233][ T10] [ 6230.504503][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6230.504503][ T10] netdev_get_by_index+0x5e/0x80 [ 6230.504503][ T10] fib6_nh_init+0x3d8/0x1580 [ 6230.504503][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6230.504503][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6230.504503][ T10] ipv6_add_addr+0x411/0x2000 [ 6230.504503][ T10] inet6_addr_add+0x30e/0xa40 [ 6230.504503][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6230.504503][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.504503][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.504503][ T10] netlink_unicast+0x449/0x710 [ 6230.504503][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.504503][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.504503][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.504503][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.504503][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.504503][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.504503][ T10] [ 6230.506771][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6230.506771][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6230.506771][ T10] ipv6_find_idev+0x102/0x170 [ 6230.506771][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.506771][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.506771][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.506771][ T10] netlink_unicast+0x449/0x710 [ 6230.506771][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.506771][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.506771][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.506771][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.506771][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.506771][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.506771][ T10] [ 6230.508576][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6230.508576][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6230.508576][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6230.508576][ T10] ipv6_find_idev+0x102/0x170 [ 6230.508576][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6230.508576][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6230.508576][ T10] netlink_rcv_skb+0x130/0x360 [ 6230.508576][ T10] netlink_unicast+0x449/0x710 [ 6230.508576][ T10] netlink_sendmsg+0x723/0xbe0 [ 6230.508576][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6230.508576][ T10] ___sys_sendmsg+0xee/0x170 [ 6230.508576][ T10] __sys_sendmsg+0xcd/0x170 [ 6230.508576][ T10] do_syscall_64+0xc6/0x1e0 [ 6230.508576][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6230.508576][ T10] [ 6240.697017][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6240.697489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.697489][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6240.697489][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6240.697489][ T10] fib6_nh_init+0xa22/0x1580 [ 6240.697489][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.697489][ T10] ip6_route_add+0x1c/0x140 [ 6240.697489][ T10] inet6_rtm_newroute+0x104/0x110 [ 6240.697489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.697489][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.697489][ T10] netlink_unicast+0x449/0x710 [ 6240.697489][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.697489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.697489][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.697489][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.697489][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.697489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.697489][ T10] [ 6240.699410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.699410][ T10] dst_init+0x84/0x4a0 [ 6240.699410][ T10] dst_alloc+0x97/0x150 [ 6240.699410][ T10] ip6_dst_alloc+0x23/0x90 [ 6240.699410][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6240.699410][ T10] ip6_pol_route+0x56f/0x840 [ 6240.699410][ T10] fib6_rule_lookup+0x456/0x630 [ 6240.699410][ T10] ip6_route_input+0x59c/0xa50 [ 6240.699410][ T10] ipv6_rcv+0x397/0x810 [ 6240.699410][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6240.699410][ T10] process_backlog+0x101/0x620 [ 6240.699410][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6240.699410][ T10] net_rx_action+0x495/0xbe0 [ 6240.699410][ T10] __do_softirq+0x1b5/0x7f6 [ 6240.699410][ T10] [ 6240.701079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.701079][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.701079][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.701079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.701079][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6240.701079][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6240.701079][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6240.701079][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6240.701079][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6240.701079][ T10] addrconf_dad_begin+0x310/0x670 [ 6240.701079][ T10] addrconf_dad_work+0x10b/0xab0 [ 6240.701079][ T10] process_one_work+0x84d/0x18a0 [ 6240.701079][ T10] worker_thread+0x587/0xd30 [ 6240.701079][ T10] kthread+0x28a/0x350 [ 6240.701079][ T10] ret_from_fork+0x31/0x70 [ 6240.701079][ T10] ret_from_fork_asm+0x1a/0x30 [ 6240.701079][ T10] [ 6240.703007][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.703007][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.703007][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.703007][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.703007][ T10] ip6_route_add+0x1c/0x140 [ 6240.703007][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6240.703007][ T10] inet6_addr_add+0x4f8/0xa40 [ 6240.703007][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.703007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.703007][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.703007][ T10] netlink_unicast+0x449/0x710 [ 6240.703007][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.703007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.703007][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.703007][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.703007][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.703007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.703007][ T10] [ 6240.705051][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.705051][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.705051][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.705051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.705051][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6240.705051][ T10] ipv6_add_addr+0x411/0x2000 [ 6240.705051][ T10] inet6_addr_add+0x30e/0xa40 [ 6240.705051][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.705051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.705051][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.705051][ T10] netlink_unicast+0x449/0x710 [ 6240.705051][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.705051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.705051][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.705051][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.705051][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.705051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.705051][ T10] [ 6240.707086][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.707086][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.707086][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.707086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.707086][ T10] ip6_route_add+0x1c/0x140 [ 6240.707086][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6240.707086][ T10] addrconf_add_dev+0xe2/0x170 [ 6240.707086][ T10] inet6_addr_add+0x12f/0xa40 [ 6240.707086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.707086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.707086][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.707086][ T10] netlink_unicast+0x449/0x710 [ 6240.707086][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.707086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.707086][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.707086][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.707086][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.707086][ T10] [ 6240.709074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.709074][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6240.709074][ T10] ipv6_find_idev+0x102/0x170 [ 6240.709074][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.709074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.709074][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.709074][ T10] netlink_unicast+0x449/0x710 [ 6240.709074][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.709074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.709074][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.709074][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.709074][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.709074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.709074][ T10] [ 6240.710636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6240.710636][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6240.710636][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6240.710636][ T10] ipv6_find_idev+0x102/0x170 [ 6240.710636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.710636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.710636][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.710636][ T10] netlink_unicast+0x449/0x710 [ 6240.710636][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.710636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.710636][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.710636][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.710636][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.710636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.710636][ T10] [ 6240.712385][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6240.712663][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6240.712663][ T10] dst_init+0x84/0x4a0 [ 6240.712663][ T10] dst_alloc+0x97/0x150 [ 6240.712663][ T10] ip6_dst_alloc+0x23/0x90 [ 6240.712663][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6240.712663][ T10] ip6_pol_route+0x56f/0x840 [ 6240.712663][ T10] fib6_rule_lookup+0x456/0x630 [ 6240.712663][ T10] ip6_route_input+0x59c/0xa50 [ 6240.712663][ T10] ipv6_rcv+0x397/0x810 [ 6240.712663][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6240.712663][ T10] process_backlog+0x101/0x620 [ 6240.712663][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6240.712663][ T10] net_rx_action+0x495/0xbe0 [ 6240.712663][ T10] __do_softirq+0x1b5/0x7f6 [ 6240.712663][ T10] [ 6240.714319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.714319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6240.714319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6240.714319][ T10] fib6_nh_init+0xa22/0x1580 [ 6240.714319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.714319][ T10] ip6_route_add+0x1c/0x140 [ 6240.714319][ T10] inet6_rtm_newroute+0x104/0x110 [ 6240.714319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.714319][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.714319][ T10] netlink_unicast+0x449/0x710 [ 6240.714319][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.714319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.714319][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.714319][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.714319][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.714319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.714319][ T10] [ 6240.716224][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.716224][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.716224][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.716224][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.716224][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6240.716224][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6240.716224][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6240.716224][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6240.716224][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6240.716224][ T10] addrconf_dad_begin+0x310/0x670 [ 6240.716224][ T10] addrconf_dad_work+0x10b/0xab0 [ 6240.716224][ T10] process_one_work+0x84d/0x18a0 [ 6240.716224][ T10] worker_thread+0x587/0xd30 [ 6240.716224][ T10] kthread+0x28a/0x350 [ 6240.716224][ T10] ret_from_fork+0x31/0x70 [ 6240.716224][ T10] ret_from_fork_asm+0x1a/0x30 [ 6240.716224][ T10] [ 6240.718175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.718175][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.718175][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.718175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.718175][ T10] ip6_route_add+0x1c/0x140 [ 6240.718175][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6240.718175][ T10] inet6_addr_add+0x4f8/0xa40 [ 6240.718175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.718175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.718175][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.718175][ T10] netlink_unicast+0x449/0x710 [ 6240.718175][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.718175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.718175][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.718175][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.718175][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.718175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.718175][ T10] [ 6240.720211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.720211][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.720211][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.720211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.720211][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6240.720211][ T10] ipv6_add_addr+0x411/0x2000 [ 6240.720211][ T10] inet6_addr_add+0x30e/0xa40 [ 6240.720211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.720211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.720211][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.720211][ T10] netlink_unicast+0x449/0x710 [ 6240.720211][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.720211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.720211][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.720211][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.720211][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.720211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.720211][ T10] [ 6240.722227][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.722227][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.722227][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.722227][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.722227][ T10] ip6_route_add+0x1c/0x140 [ 6240.722227][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6240.722227][ T10] addrconf_add_dev+0xe2/0x170 [ 6240.722227][ T10] inet6_addr_add+0x12f/0xa40 [ 6240.722227][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.722227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.722227][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.722227][ T10] netlink_unicast+0x449/0x710 [ 6240.722227][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.722227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.722227][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.722227][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.722227][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.722227][ T10] [ 6240.724438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.724438][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6240.724438][ T10] ipv6_find_idev+0x102/0x170 [ 6240.724438][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.724438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.724438][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.724438][ T10] netlink_unicast+0x449/0x710 [ 6240.724438][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.724438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.724438][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.724438][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.724438][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.724438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.724438][ T10] [ 6240.726178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6240.726178][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6240.726178][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6240.726178][ T10] ipv6_find_idev+0x102/0x170 [ 6240.726178][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.726178][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.726178][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.726178][ T10] netlink_unicast+0x449/0x710 [ 6240.726178][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.726178][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.726178][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.726178][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.726178][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.726178][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.726178][ T10] [ 6240.728237][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6240.728477][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6240.728477][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.728477][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.728477][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.728477][ T10] ip6_route_add+0x1c/0x140 [ 6240.728477][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6240.728477][ T10] inet6_addr_add+0x4f8/0xa40 [ 6240.728477][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.728477][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.728477][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.728477][ T10] netlink_unicast+0x449/0x710 [ 6240.728477][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.728477][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.728477][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.728477][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.728477][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.728477][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.728477][ T10] [ 6240.730741][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6240.730741][ T10] netdev_get_by_index+0x5e/0x80 [ 6240.730741][ T10] fib6_nh_init+0x3d8/0x1580 [ 6240.730741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6240.730741][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6240.730741][ T10] ipv6_add_addr+0x411/0x2000 [ 6240.730741][ T10] inet6_addr_add+0x30e/0xa40 [ 6240.730741][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6240.730741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.730741][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.730741][ T10] netlink_unicast+0x449/0x710 [ 6240.730741][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.730741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.730741][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.730741][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.730741][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.730741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.730741][ T10] [ 6240.732991][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6240.732991][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6240.732991][ T10] ipv6_find_idev+0x102/0x170 [ 6240.732991][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.732991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.732991][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.732991][ T10] netlink_unicast+0x449/0x710 [ 6240.732991][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.732991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.732991][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.732991][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.732991][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.732991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.732991][ T10] [ 6240.734726][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6240.734726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6240.734726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6240.734726][ T10] ipv6_find_idev+0x102/0x170 [ 6240.734726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6240.734726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6240.734726][ T10] netlink_rcv_skb+0x130/0x360 [ 6240.734726][ T10] netlink_unicast+0x449/0x710 [ 6240.734726][ T10] netlink_sendmsg+0x723/0xbe0 [ 6240.734726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6240.734726][ T10] ___sys_sendmsg+0xee/0x170 [ 6240.734726][ T10] __sys_sendmsg+0xcd/0x170 [ 6240.734726][ T10] do_syscall_64+0xc6/0x1e0 [ 6240.734726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6240.734726][ T10] [ 6250.977040][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6250.977460][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.977460][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6250.977460][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6250.977460][ T10] fib6_nh_init+0xa22/0x1580 [ 6250.977460][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.977460][ T10] ip6_route_add+0x1c/0x140 [ 6250.977460][ T10] inet6_rtm_newroute+0x104/0x110 [ 6250.977460][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.977460][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.977460][ T10] netlink_unicast+0x449/0x710 [ 6250.977460][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.977460][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.977460][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.977460][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.977460][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.977460][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.977460][ T10] [ 6250.979384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.979384][ T10] dst_init+0x84/0x4a0 [ 6250.979384][ T10] dst_alloc+0x97/0x150 [ 6250.979384][ T10] ip6_dst_alloc+0x23/0x90 [ 6250.979384][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6250.979384][ T10] ip6_pol_route+0x56f/0x840 [ 6250.979384][ T10] fib6_rule_lookup+0x456/0x630 [ 6250.979384][ T10] ip6_route_input+0x59c/0xa50 [ 6250.979384][ T10] ipv6_rcv+0x397/0x810 [ 6250.979384][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6250.979384][ T10] process_backlog+0x101/0x620 [ 6250.979384][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6250.979384][ T10] net_rx_action+0x495/0xbe0 [ 6250.979384][ T10] __do_softirq+0x1b5/0x7f6 [ 6250.979384][ T10] [ 6250.981062][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.981062][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.981062][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.981062][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.981062][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6250.981062][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6250.981062][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6250.981062][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6250.981062][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6250.981062][ T10] addrconf_dad_begin+0x310/0x670 [ 6250.981062][ T10] addrconf_dad_work+0x10b/0xab0 [ 6250.981062][ T10] process_one_work+0x84d/0x18a0 [ 6250.981062][ T10] worker_thread+0x587/0xd30 [ 6250.981062][ T10] kthread+0x28a/0x350 [ 6250.981062][ T10] ret_from_fork+0x31/0x70 [ 6250.981062][ T10] ret_from_fork_asm+0x1a/0x30 [ 6250.981062][ T10] [ 6250.983000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.983000][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.983000][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.983000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.983000][ T10] ip6_route_add+0x1c/0x140 [ 6250.983000][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6250.983000][ T10] inet6_addr_add+0x4f8/0xa40 [ 6250.983000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6250.983000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.983000][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.983000][ T10] netlink_unicast+0x449/0x710 [ 6250.983000][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.983000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.983000][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.983000][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.983000][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.983000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.983000][ T10] [ 6250.985022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.985022][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.985022][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.985022][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.985022][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6250.985022][ T10] ipv6_add_addr+0x411/0x2000 [ 6250.985022][ T10] inet6_addr_add+0x30e/0xa40 [ 6250.985022][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6250.985022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.985022][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.985022][ T10] netlink_unicast+0x449/0x710 [ 6250.985022][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.985022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.985022][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.985022][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.985022][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.985022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.985022][ T10] [ 6250.987069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.987069][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.987069][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.987069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.987069][ T10] ip6_route_add+0x1c/0x140 [ 6250.987069][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6250.987069][ T10] addrconf_add_dev+0xe2/0x170 [ 6250.987069][ T10] inet6_addr_add+0x12f/0xa40 [ 6250.987069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6250.987069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.987069][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.987069][ T10] netlink_unicast+0x449/0x710 [ 6250.987069][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.987069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.987069][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.987069][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.987069][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.987069][ T10] [ 6250.989078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.989078][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6250.989078][ T10] ipv6_find_idev+0x102/0x170 [ 6250.989078][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6250.989078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.989078][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.989078][ T10] netlink_unicast+0x449/0x710 [ 6250.989078][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.989078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.989078][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.989078][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.989078][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.989078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.989078][ T10] [ 6250.990639][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6250.990639][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6250.990639][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6250.990639][ T10] ipv6_find_idev+0x102/0x170 [ 6250.990639][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6250.990639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.990639][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.990639][ T10] netlink_unicast+0x449/0x710 [ 6250.990639][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.990639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.990639][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.990639][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.990639][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.990639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.990639][ T10] [ 6250.992367][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6250.992655][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6250.992655][ T10] dst_init+0x84/0x4a0 [ 6250.992655][ T10] dst_alloc+0x97/0x150 [ 6250.992655][ T10] ip6_dst_alloc+0x23/0x90 [ 6250.992655][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6250.992655][ T10] ip6_pol_route+0x56f/0x840 [ 6250.992655][ T10] fib6_rule_lookup+0x456/0x630 [ 6250.992655][ T10] ip6_route_input+0x59c/0xa50 [ 6250.992655][ T10] ipv6_rcv+0x397/0x810 [ 6250.992655][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6250.992655][ T10] process_backlog+0x101/0x620 [ 6250.992655][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6250.992655][ T10] net_rx_action+0x495/0xbe0 [ 6250.992655][ T10] __do_softirq+0x1b5/0x7f6 [ 6250.992655][ T10] [ 6250.994318][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6250.994318][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6250.994318][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6250.994318][ T10] fib6_nh_init+0xa22/0x1580 [ 6250.994318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.994318][ T10] ip6_route_add+0x1c/0x140 [ 6250.994318][ T10] inet6_rtm_newroute+0x104/0x110 [ 6250.994318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.994318][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.994318][ T10] netlink_unicast+0x449/0x710 [ 6250.994318][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.994318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.994318][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.994318][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.994318][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.994318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.994318][ T10] [ 6250.996213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6250.996213][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.996213][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.996213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.996213][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6250.996213][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6250.996213][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6250.996213][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6250.996213][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6250.996213][ T10] addrconf_dad_begin+0x310/0x670 [ 6250.996213][ T10] addrconf_dad_work+0x10b/0xab0 [ 6250.996213][ T10] process_one_work+0x84d/0x18a0 [ 6250.996213][ T10] worker_thread+0x587/0xd30 [ 6250.996213][ T10] kthread+0x28a/0x350 [ 6250.996213][ T10] ret_from_fork+0x31/0x70 [ 6250.996213][ T10] ret_from_fork_asm+0x1a/0x30 [ 6250.996213][ T10] [ 6250.998151][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6250.998151][ T10] netdev_get_by_index+0x5e/0x80 [ 6250.998151][ T10] fib6_nh_init+0x3d8/0x1580 [ 6250.998151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6250.998151][ T10] ip6_route_add+0x1c/0x140 [ 6250.998151][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6250.998151][ T10] inet6_addr_add+0x4f8/0xa40 [ 6250.998151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6250.998151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6250.998151][ T10] netlink_rcv_skb+0x130/0x360 [ 6250.998151][ T10] netlink_unicast+0x449/0x710 [ 6250.998151][ T10] netlink_sendmsg+0x723/0xbe0 [ 6250.998151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6250.998151][ T10] ___sys_sendmsg+0xee/0x170 [ 6250.998151][ T10] __sys_sendmsg+0xcd/0x170 [ 6250.998151][ T10] do_syscall_64+0xc6/0x1e0 [ 6250.998151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6250.998151][ T10] [ 6251.000168][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6251.000168][ T10] netdev_get_by_index+0x5e/0x80 [ 6251.000168][ T10] fib6_nh_init+0x3d8/0x1580 [ 6251.000168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6251.000168][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6251.000168][ T10] ipv6_add_addr+0x411/0x2000 [ 6251.000168][ T10] inet6_addr_add+0x30e/0xa40 [ 6251.000168][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6251.000168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.000168][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.000168][ T10] netlink_unicast+0x449/0x710 [ 6251.000168][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.000168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.000168][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.000168][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.000168][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.000168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.000168][ T10] [ 6251.002185][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6251.002185][ T10] netdev_get_by_index+0x5e/0x80 [ 6251.002185][ T10] fib6_nh_init+0x3d8/0x1580 [ 6251.002185][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6251.002185][ T10] ip6_route_add+0x1c/0x140 [ 6251.002185][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6251.002185][ T10] addrconf_add_dev+0xe2/0x170 [ 6251.002185][ T10] inet6_addr_add+0x12f/0xa40 [ 6251.002185][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6251.002185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.002185][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.002185][ T10] netlink_unicast+0x449/0x710 [ 6251.002185][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.002185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.002185][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.002185][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.002185][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.002185][ T10] [ 6251.004303][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6251.004303][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6251.004303][ T10] ipv6_find_idev+0x102/0x170 [ 6251.004303][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6251.004303][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.004303][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.004303][ T10] netlink_unicast+0x449/0x710 [ 6251.004303][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.004303][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.004303][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.004303][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.004303][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.004303][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.004303][ T10] [ 6251.006105][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6251.006105][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6251.006105][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6251.006105][ T10] ipv6_find_idev+0x102/0x170 [ 6251.006105][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6251.006105][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.006105][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.006105][ T10] netlink_unicast+0x449/0x710 [ 6251.006105][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.006105][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.006105][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.006105][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.006105][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.006105][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.006105][ T10] [ 6251.008059][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6251.008305][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6251.008305][ T10] netdev_get_by_index+0x5e/0x80 [ 6251.008305][ T10] fib6_nh_init+0x3d8/0x1580 [ 6251.008305][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6251.008305][ T10] ip6_route_add+0x1c/0x140 [ 6251.008305][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6251.008305][ T10] inet6_addr_add+0x4f8/0xa40 [ 6251.008305][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6251.008305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.008305][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.008305][ T10] netlink_unicast+0x449/0x710 [ 6251.008305][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.008305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.008305][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.008305][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.008305][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.008305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.008305][ T10] [ 6251.010574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6251.010574][ T10] netdev_get_by_index+0x5e/0x80 [ 6251.010574][ T10] fib6_nh_init+0x3d8/0x1580 [ 6251.010574][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6251.010574][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6251.010574][ T10] ipv6_add_addr+0x411/0x2000 [ 6251.010574][ T10] inet6_addr_add+0x30e/0xa40 [ 6251.010574][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6251.010574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.010574][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.010574][ T10] netlink_unicast+0x449/0x710 [ 6251.010574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.010574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.010574][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.010574][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.010574][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.010574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.010574][ T10] [ 6251.012843][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6251.012843][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6251.012843][ T10] ipv6_find_idev+0x102/0x170 [ 6251.012843][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6251.012843][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.012843][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.012843][ T10] netlink_unicast+0x449/0x710 [ 6251.012843][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.012843][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.012843][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.012843][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.012843][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.012843][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.012843][ T10] [ 6251.014646][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6251.014646][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6251.014646][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6251.014646][ T10] ipv6_find_idev+0x102/0x170 [ 6251.014646][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6251.014646][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6251.014646][ T10] netlink_rcv_skb+0x130/0x360 [ 6251.014646][ T10] netlink_unicast+0x449/0x710 [ 6251.014646][ T10] netlink_sendmsg+0x723/0xbe0 [ 6251.014646][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6251.014646][ T10] ___sys_sendmsg+0xee/0x170 [ 6251.014646][ T10] __sys_sendmsg+0xcd/0x170 [ 6251.014646][ T10] do_syscall_64+0xc6/0x1e0 [ 6251.014646][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6251.014646][ T10] [ 6261.216832][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6261.217301][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.217301][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6261.217301][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6261.217301][ T10] fib6_nh_init+0xa22/0x1580 [ 6261.217301][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.217301][ T10] ip6_route_add+0x1c/0x140 [ 6261.217301][ T10] inet6_rtm_newroute+0x104/0x110 [ 6261.217301][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.217301][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.217301][ T10] netlink_unicast+0x449/0x710 [ 6261.217301][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.217301][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.217301][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.217301][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.217301][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.217301][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.217301][ T10] [ 6261.219232][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.219232][ T10] dst_init+0x84/0x4a0 [ 6261.219232][ T10] dst_alloc+0x97/0x150 [ 6261.219232][ T10] ip6_dst_alloc+0x23/0x90 [ 6261.219232][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6261.219232][ T10] ip6_pol_route+0x56f/0x840 [ 6261.219232][ T10] fib6_rule_lookup+0x456/0x630 [ 6261.219232][ T10] ip6_route_input+0x59c/0xa50 [ 6261.219232][ T10] ipv6_rcv+0x397/0x810 [ 6261.219232][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6261.219232][ T10] process_backlog+0x101/0x620 [ 6261.219232][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6261.219232][ T10] net_rx_action+0x495/0xbe0 [ 6261.219232][ T10] __do_softirq+0x1b5/0x7f6 [ 6261.219232][ T10] [ 6261.220900][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.220900][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.220900][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.220900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.220900][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6261.220900][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6261.220900][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6261.220900][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6261.220900][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6261.220900][ T10] addrconf_dad_begin+0x310/0x670 [ 6261.220900][ T10] addrconf_dad_work+0x10b/0xab0 [ 6261.220900][ T10] process_one_work+0x84d/0x18a0 [ 6261.220900][ T10] worker_thread+0x587/0xd30 [ 6261.220900][ T10] kthread+0x28a/0x350 [ 6261.220900][ T10] ret_from_fork+0x31/0x70 [ 6261.220900][ T10] ret_from_fork_asm+0x1a/0x30 [ 6261.220900][ T10] [ 6261.222828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.222828][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.222828][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.222828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.222828][ T10] ip6_route_add+0x1c/0x140 [ 6261.222828][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6261.222828][ T10] inet6_addr_add+0x4f8/0xa40 [ 6261.222828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.222828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.222828][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.222828][ T10] netlink_unicast+0x449/0x710 [ 6261.222828][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.222828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.222828][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.222828][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.222828][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.222828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.222828][ T10] [ 6261.224827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.224827][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.224827][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.224827][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.224827][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6261.224827][ T10] ipv6_add_addr+0x411/0x2000 [ 6261.224827][ T10] inet6_addr_add+0x30e/0xa40 [ 6261.224827][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.224827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.224827][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.224827][ T10] netlink_unicast+0x449/0x710 [ 6261.224827][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.224827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.224827][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.224827][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.224827][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.224827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.224827][ T10] [ 6261.226850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.226850][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.226850][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.226850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.226850][ T10] ip6_route_add+0x1c/0x140 [ 6261.226850][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6261.226850][ T10] addrconf_add_dev+0xe2/0x170 [ 6261.226850][ T10] inet6_addr_add+0x12f/0xa40 [ 6261.226850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.226850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.226850][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.226850][ T10] netlink_unicast+0x449/0x710 [ 6261.226850][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.226850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.226850][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.226850][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.226850][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.226850][ T10] [ 6261.228827][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.228827][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6261.228827][ T10] ipv6_find_idev+0x102/0x170 [ 6261.228827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.228827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.228827][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.228827][ T10] netlink_unicast+0x449/0x710 [ 6261.228827][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.228827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.228827][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.228827][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.228827][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.228827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.228827][ T10] [ 6261.230381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6261.230381][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6261.230381][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6261.230381][ T10] ipv6_find_idev+0x102/0x170 [ 6261.230381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.230381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.230381][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.230381][ T10] netlink_unicast+0x449/0x710 [ 6261.230381][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.230381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.230381][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.230381][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.230381][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.230381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.230381][ T10] [ 6261.232118][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6261.232399][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6261.232399][ T10] dst_init+0x84/0x4a0 [ 6261.232399][ T10] dst_alloc+0x97/0x150 [ 6261.232399][ T10] ip6_dst_alloc+0x23/0x90 [ 6261.232399][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6261.232399][ T10] ip6_pol_route+0x56f/0x840 [ 6261.232399][ T10] fib6_rule_lookup+0x456/0x630 [ 6261.232399][ T10] ip6_route_input+0x59c/0xa50 [ 6261.232399][ T10] ipv6_rcv+0x397/0x810 [ 6261.232399][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6261.232399][ T10] process_backlog+0x101/0x620 [ 6261.232399][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6261.232399][ T10] net_rx_action+0x495/0xbe0 [ 6261.232399][ T10] __do_softirq+0x1b5/0x7f6 [ 6261.232399][ T10] [ 6261.234057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.234057][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6261.234057][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6261.234057][ T10] fib6_nh_init+0xa22/0x1580 [ 6261.234057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.234057][ T10] ip6_route_add+0x1c/0x140 [ 6261.234057][ T10] inet6_rtm_newroute+0x104/0x110 [ 6261.234057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.234057][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.234057][ T10] netlink_unicast+0x449/0x710 [ 6261.234057][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.234057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.234057][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.234057][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.234057][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.234057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.234057][ T10] [ 6261.235946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.235946][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.235946][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.235946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.235946][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6261.235946][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6261.235946][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6261.235946][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6261.235946][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6261.235946][ T10] addrconf_dad_begin+0x310/0x670 [ 6261.235946][ T10] addrconf_dad_work+0x10b/0xab0 [ 6261.235946][ T10] process_one_work+0x84d/0x18a0 [ 6261.235946][ T10] worker_thread+0x587/0xd30 [ 6261.235946][ T10] kthread+0x28a/0x350 [ 6261.235946][ T10] ret_from_fork+0x31/0x70 [ 6261.235946][ T10] ret_from_fork_asm+0x1a/0x30 [ 6261.235946][ T10] [ 6261.237861][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.237861][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.237861][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.237861][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.237861][ T10] ip6_route_add+0x1c/0x140 [ 6261.237861][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6261.237861][ T10] inet6_addr_add+0x4f8/0xa40 [ 6261.237861][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.237861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.237861][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.237861][ T10] netlink_unicast+0x449/0x710 [ 6261.237861][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.237861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.237861][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.237861][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.237861][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.237861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.237861][ T10] [ 6261.239868][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.239868][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.239868][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.239868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.239868][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6261.239868][ T10] ipv6_add_addr+0x411/0x2000 [ 6261.239868][ T10] inet6_addr_add+0x30e/0xa40 [ 6261.239868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.239868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.239868][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.239868][ T10] netlink_unicast+0x449/0x710 [ 6261.239868][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.239868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.239868][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.239868][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.239868][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.239868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.239868][ T10] [ 6261.241887][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.241887][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.241887][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.241887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.241887][ T10] ip6_route_add+0x1c/0x140 [ 6261.241887][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6261.241887][ T10] addrconf_add_dev+0xe2/0x170 [ 6261.241887][ T10] inet6_addr_add+0x12f/0xa40 [ 6261.241887][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.241887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.241887][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.241887][ T10] netlink_unicast+0x449/0x710 [ 6261.241887][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.241887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.241887][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.241887][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.241887][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.241887][ T10] [ 6261.243974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.243974][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6261.243974][ T10] ipv6_find_idev+0x102/0x170 [ 6261.243974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.243974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.243974][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.243974][ T10] netlink_unicast+0x449/0x710 [ 6261.243974][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.243974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.243974][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.243974][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.243974][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.243974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.243974][ T10] [ 6261.245698][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6261.245698][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6261.245698][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6261.245698][ T10] ipv6_find_idev+0x102/0x170 [ 6261.245698][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.245698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.245698][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.245698][ T10] netlink_unicast+0x449/0x710 [ 6261.245698][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.245698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.245698][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.245698][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.245698][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.245698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.245698][ T10] [ 6261.247708][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6261.247965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6261.247965][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.247965][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.247965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.247965][ T10] ip6_route_add+0x1c/0x140 [ 6261.247965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6261.247965][ T10] inet6_addr_add+0x4f8/0xa40 [ 6261.247965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.247965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.247965][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.247965][ T10] netlink_unicast+0x449/0x710 [ 6261.247965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.247965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.247965][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.247965][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.247965][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.247965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.247965][ T10] [ 6261.250231][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6261.250231][ T10] netdev_get_by_index+0x5e/0x80 [ 6261.250231][ T10] fib6_nh_init+0x3d8/0x1580 [ 6261.250231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6261.250231][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6261.250231][ T10] ipv6_add_addr+0x411/0x2000 [ 6261.250231][ T10] inet6_addr_add+0x30e/0xa40 [ 6261.250231][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6261.250231][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.250231][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.250231][ T10] netlink_unicast+0x449/0x710 [ 6261.250231][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.250231][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.250231][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.250231][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.250231][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.250231][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.250231][ T10] [ 6261.252483][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6261.252483][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6261.252483][ T10] ipv6_find_idev+0x102/0x170 [ 6261.252483][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.252483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.252483][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.252483][ T10] netlink_unicast+0x449/0x710 [ 6261.252483][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.252483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.252483][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.252483][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.252483][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.252483][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.252483][ T10] [ 6261.254232][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6261.254232][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6261.254232][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6261.254232][ T10] ipv6_find_idev+0x102/0x170 [ 6261.254232][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6261.254232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6261.254232][ T10] netlink_rcv_skb+0x130/0x360 [ 6261.254232][ T10] netlink_unicast+0x449/0x710 [ 6261.254232][ T10] netlink_sendmsg+0x723/0xbe0 [ 6261.254232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6261.254232][ T10] ___sys_sendmsg+0xee/0x170 [ 6261.254232][ T10] __sys_sendmsg+0xcd/0x170 [ 6261.254232][ T10] do_syscall_64+0xc6/0x1e0 [ 6261.254232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6261.254232][ T10] [ 6271.496999][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6271.497481][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.497481][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6271.497481][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6271.497481][ T10] fib6_nh_init+0xa22/0x1580 [ 6271.497481][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.497481][ T10] ip6_route_add+0x1c/0x140 [ 6271.497481][ T10] inet6_rtm_newroute+0x104/0x110 [ 6271.497481][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.497481][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.497481][ T10] netlink_unicast+0x449/0x710 [ 6271.497481][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.497481][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.497481][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.497481][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.497481][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.497481][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.497481][ T10] [ 6271.499411][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.499411][ T10] dst_init+0x84/0x4a0 [ 6271.499411][ T10] dst_alloc+0x97/0x150 [ 6271.499411][ T10] ip6_dst_alloc+0x23/0x90 [ 6271.499411][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6271.499411][ T10] ip6_pol_route+0x56f/0x840 [ 6271.499411][ T10] fib6_rule_lookup+0x456/0x630 [ 6271.499411][ T10] ip6_route_input+0x59c/0xa50 [ 6271.499411][ T10] ipv6_rcv+0x397/0x810 [ 6271.499411][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6271.499411][ T10] process_backlog+0x101/0x620 [ 6271.499411][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6271.499411][ T10] net_rx_action+0x495/0xbe0 [ 6271.499411][ T10] __do_softirq+0x1b5/0x7f6 [ 6271.499411][ T10] [ 6271.501077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.501077][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.501077][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.501077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.501077][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6271.501077][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6271.501077][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6271.501077][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6271.501077][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6271.501077][ T10] addrconf_dad_begin+0x310/0x670 [ 6271.501077][ T10] addrconf_dad_work+0x10b/0xab0 [ 6271.501077][ T10] process_one_work+0x84d/0x18a0 [ 6271.501077][ T10] worker_thread+0x587/0xd30 [ 6271.501077][ T10] kthread+0x28a/0x350 [ 6271.501077][ T10] ret_from_fork+0x31/0x70 [ 6271.501077][ T10] ret_from_fork_asm+0x1a/0x30 [ 6271.501077][ T10] [ 6271.503013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.503013][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.503013][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.503013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.503013][ T10] ip6_route_add+0x1c/0x140 [ 6271.503013][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6271.503013][ T10] inet6_addr_add+0x4f8/0xa40 [ 6271.503013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.503013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.503013][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.503013][ T10] netlink_unicast+0x449/0x710 [ 6271.503013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.503013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.503013][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.503013][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.503013][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.503013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.503013][ T10] [ 6271.505031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.505031][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.505031][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.505031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.505031][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6271.505031][ T10] ipv6_add_addr+0x411/0x2000 [ 6271.505031][ T10] inet6_addr_add+0x30e/0xa40 [ 6271.505031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.505031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.505031][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.505031][ T10] netlink_unicast+0x449/0x710 [ 6271.505031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.505031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.505031][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.505031][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.505031][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.505031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.505031][ T10] [ 6271.507074][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.507074][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.507074][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.507074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.507074][ T10] ip6_route_add+0x1c/0x140 [ 6271.507074][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6271.507074][ T10] addrconf_add_dev+0xe2/0x170 [ 6271.507074][ T10] inet6_addr_add+0x12f/0xa40 [ 6271.507074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.507074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.507074][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.507074][ T10] netlink_unicast+0x449/0x710 [ 6271.507074][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.507074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.507074][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.507074][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.507074][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.507074][ T10] [ 6271.509055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.509055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6271.509055][ T10] ipv6_find_idev+0x102/0x170 [ 6271.509055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.509055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.509055][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.509055][ T10] netlink_unicast+0x449/0x710 [ 6271.509055][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.509055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.509055][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.509055][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.509055][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.509055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.509055][ T10] [ 6271.510618][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6271.510618][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6271.510618][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6271.510618][ T10] ipv6_find_idev+0x102/0x170 [ 6271.510618][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.510618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.510618][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.510618][ T10] netlink_unicast+0x449/0x710 [ 6271.510618][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.510618][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.510618][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.510618][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.510618][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.510618][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.510618][ T10] [ 6271.512382][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6271.512672][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6271.512672][ T10] dst_init+0x84/0x4a0 [ 6271.512672][ T10] dst_alloc+0x97/0x150 [ 6271.512672][ T10] ip6_dst_alloc+0x23/0x90 [ 6271.512672][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6271.512672][ T10] ip6_pol_route+0x56f/0x840 [ 6271.512672][ T10] fib6_rule_lookup+0x456/0x630 [ 6271.512672][ T10] ip6_route_input+0x59c/0xa50 [ 6271.512672][ T10] ipv6_rcv+0x397/0x810 [ 6271.512672][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6271.512672][ T10] process_backlog+0x101/0x620 [ 6271.512672][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6271.512672][ T10] net_rx_action+0x495/0xbe0 [ 6271.512672][ T10] __do_softirq+0x1b5/0x7f6 [ 6271.512672][ T10] [ 6271.514331][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.514331][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6271.514331][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6271.514331][ T10] fib6_nh_init+0xa22/0x1580 [ 6271.514331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.514331][ T10] ip6_route_add+0x1c/0x140 [ 6271.514331][ T10] inet6_rtm_newroute+0x104/0x110 [ 6271.514331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.514331][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.514331][ T10] netlink_unicast+0x449/0x710 [ 6271.514331][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.514331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.514331][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.514331][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.514331][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.514331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.514331][ T10] [ 6271.516257][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.516257][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.516257][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.516257][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.516257][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6271.516257][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6271.516257][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6271.516257][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6271.516257][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6271.516257][ T10] addrconf_dad_begin+0x310/0x670 [ 6271.516257][ T10] addrconf_dad_work+0x10b/0xab0 [ 6271.516257][ T10] process_one_work+0x84d/0x18a0 [ 6271.516257][ T10] worker_thread+0x587/0xd30 [ 6271.516257][ T10] kthread+0x28a/0x350 [ 6271.516257][ T10] ret_from_fork+0x31/0x70 [ 6271.516257][ T10] ret_from_fork_asm+0x1a/0x30 [ 6271.516257][ T10] [ 6271.518195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.518195][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.518195][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.518195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.518195][ T10] ip6_route_add+0x1c/0x140 [ 6271.518195][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6271.518195][ T10] inet6_addr_add+0x4f8/0xa40 [ 6271.518195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.518195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.518195][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.518195][ T10] netlink_unicast+0x449/0x710 [ 6271.518195][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.518195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.518195][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.518195][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.518195][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.518195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.518195][ T10] [ 6271.520210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.520210][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.520210][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.520210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.520210][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6271.520210][ T10] ipv6_add_addr+0x411/0x2000 [ 6271.520210][ T10] inet6_addr_add+0x30e/0xa40 [ 6271.520210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.520210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.520210][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.520210][ T10] netlink_unicast+0x449/0x710 [ 6271.520210][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.520210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.520210][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.520210][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.520210][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.520210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.520210][ T10] [ 6271.522226][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.522226][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.522226][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.522226][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.522226][ T10] ip6_route_add+0x1c/0x140 [ 6271.522226][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6271.522226][ T10] addrconf_add_dev+0xe2/0x170 [ 6271.522226][ T10] inet6_addr_add+0x12f/0xa40 [ 6271.522226][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.522226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.522226][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.522226][ T10] netlink_unicast+0x449/0x710 [ 6271.522226][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.522226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.522226][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.522226][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.522226][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.522226][ T10] [ 6271.524341][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.524341][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6271.524341][ T10] ipv6_find_idev+0x102/0x170 [ 6271.524341][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.524341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.524341][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.524341][ T10] netlink_unicast+0x449/0x710 [ 6271.524341][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.524341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.524341][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.524341][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.524341][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.524341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.524341][ T10] [ 6271.526138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6271.526138][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6271.526138][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6271.526138][ T10] ipv6_find_idev+0x102/0x170 [ 6271.526138][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.526138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.526138][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.526138][ T10] netlink_unicast+0x449/0x710 [ 6271.526138][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.526138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.526138][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.526138][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.526138][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.526138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.526138][ T10] [ 6271.528101][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6271.528346][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6271.528346][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.528346][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.528346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.528346][ T10] ip6_route_add+0x1c/0x140 [ 6271.528346][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6271.528346][ T10] inet6_addr_add+0x4f8/0xa40 [ 6271.528346][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.528346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.528346][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.528346][ T10] netlink_unicast+0x449/0x710 [ 6271.528346][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.528346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.528346][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.528346][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.528346][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.528346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.528346][ T10] [ 6271.530599][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6271.530599][ T10] netdev_get_by_index+0x5e/0x80 [ 6271.530599][ T10] fib6_nh_init+0x3d8/0x1580 [ 6271.530599][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6271.530599][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6271.530599][ T10] ipv6_add_addr+0x411/0x2000 [ 6271.530599][ T10] inet6_addr_add+0x30e/0xa40 [ 6271.530599][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6271.530599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.530599][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.530599][ T10] netlink_unicast+0x449/0x710 [ 6271.530599][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.530599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.530599][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.530599][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.530599][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.530599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.530599][ T10] [ 6271.532846][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6271.532846][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6271.532846][ T10] ipv6_find_idev+0x102/0x170 [ 6271.532846][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.532846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.532846][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.532846][ T10] netlink_unicast+0x449/0x710 [ 6271.532846][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.532846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.532846][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.532846][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.532846][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.532846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.532846][ T10] [ 6271.534638][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6271.534638][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6271.534638][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6271.534638][ T10] ipv6_find_idev+0x102/0x170 [ 6271.534638][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6271.534638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6271.534638][ T10] netlink_rcv_skb+0x130/0x360 [ 6271.534638][ T10] netlink_unicast+0x449/0x710 [ 6271.534638][ T10] netlink_sendmsg+0x723/0xbe0 [ 6271.534638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6271.534638][ T10] ___sys_sendmsg+0xee/0x170 [ 6271.534638][ T10] __sys_sendmsg+0xcd/0x170 [ 6271.534638][ T10] do_syscall_64+0xc6/0x1e0 [ 6271.534638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6271.534638][ T10] [ 6281.774938][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6281.775422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.775422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6281.775422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6281.775422][ T10] fib6_nh_init+0xa22/0x1580 [ 6281.775422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.775422][ T10] ip6_route_add+0x1c/0x140 [ 6281.775422][ T10] inet6_rtm_newroute+0x104/0x110 [ 6281.775422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.775422][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.775422][ T10] netlink_unicast+0x449/0x710 [ 6281.775422][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.775422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.775422][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.775422][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.775422][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.775422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.775422][ T10] [ 6281.777358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.777358][ T10] dst_init+0x84/0x4a0 [ 6281.777358][ T10] dst_alloc+0x97/0x150 [ 6281.777358][ T10] ip6_dst_alloc+0x23/0x90 [ 6281.777358][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6281.777358][ T10] ip6_pol_route+0x56f/0x840 [ 6281.777358][ T10] fib6_rule_lookup+0x456/0x630 [ 6281.777358][ T10] ip6_route_input+0x59c/0xa50 [ 6281.777358][ T10] ipv6_rcv+0x397/0x810 [ 6281.777358][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6281.777358][ T10] process_backlog+0x101/0x620 [ 6281.777358][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6281.777358][ T10] net_rx_action+0x495/0xbe0 [ 6281.777358][ T10] __do_softirq+0x1b5/0x7f6 [ 6281.777358][ T10] [ 6281.779023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.779023][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.779023][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.779023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.779023][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6281.779023][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6281.779023][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6281.779023][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6281.779023][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6281.779023][ T10] addrconf_dad_begin+0x310/0x670 [ 6281.779023][ T10] addrconf_dad_work+0x10b/0xab0 [ 6281.779023][ T10] process_one_work+0x84d/0x18a0 [ 6281.779023][ T10] worker_thread+0x587/0xd30 [ 6281.779023][ T10] kthread+0x28a/0x350 [ 6281.779023][ T10] ret_from_fork+0x31/0x70 [ 6281.779023][ T10] ret_from_fork_asm+0x1a/0x30 [ 6281.779023][ T10] [ 6281.780973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.780973][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.780973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.780973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.780973][ T10] ip6_route_add+0x1c/0x140 [ 6281.780973][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6281.780973][ T10] inet6_addr_add+0x4f8/0xa40 [ 6281.780973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.780973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.780973][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.780973][ T10] netlink_unicast+0x449/0x710 [ 6281.780973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.780973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.780973][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.780973][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.780973][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.780973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.780973][ T10] [ 6281.782986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.782986][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.782986][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.782986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.782986][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6281.782986][ T10] ipv6_add_addr+0x411/0x2000 [ 6281.782986][ T10] inet6_addr_add+0x30e/0xa40 [ 6281.782986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.782986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.782986][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.782986][ T10] netlink_unicast+0x449/0x710 [ 6281.782986][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.782986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.782986][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.782986][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.782986][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.782986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.782986][ T10] [ 6281.785008][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.785008][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.785008][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.785008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.785008][ T10] ip6_route_add+0x1c/0x140 [ 6281.785008][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6281.785008][ T10] addrconf_add_dev+0xe2/0x170 [ 6281.785008][ T10] inet6_addr_add+0x12f/0xa40 [ 6281.785008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.785008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.785008][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.785008][ T10] netlink_unicast+0x449/0x710 [ 6281.785008][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.785008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.785008][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.785008][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.785008][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.785008][ T10] [ 6281.786996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.786996][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6281.786996][ T10] ipv6_find_idev+0x102/0x170 [ 6281.786996][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.786996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.786996][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.786996][ T10] netlink_unicast+0x449/0x710 [ 6281.786996][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.786996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.786996][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.786996][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.786996][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.786996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.786996][ T10] [ 6281.788563][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6281.788563][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6281.788563][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6281.788563][ T10] ipv6_find_idev+0x102/0x170 [ 6281.788563][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.788563][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.788563][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.788563][ T10] netlink_unicast+0x449/0x710 [ 6281.788563][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.788563][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.788563][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.788563][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.788563][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.788563][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.788563][ T10] [ 6281.790294][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6281.790572][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6281.790572][ T10] dst_init+0x84/0x4a0 [ 6281.790572][ T10] dst_alloc+0x97/0x150 [ 6281.790572][ T10] ip6_dst_alloc+0x23/0x90 [ 6281.790572][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6281.790572][ T10] ip6_pol_route+0x56f/0x840 [ 6281.790572][ T10] fib6_rule_lookup+0x456/0x630 [ 6281.790572][ T10] ip6_route_input+0x59c/0xa50 [ 6281.790572][ T10] ipv6_rcv+0x397/0x810 [ 6281.790572][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6281.790572][ T10] process_backlog+0x101/0x620 [ 6281.790572][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6281.790572][ T10] net_rx_action+0x495/0xbe0 [ 6281.790572][ T10] __do_softirq+0x1b5/0x7f6 [ 6281.790572][ T10] [ 6281.792226][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.792226][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6281.792226][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6281.792226][ T10] fib6_nh_init+0xa22/0x1580 [ 6281.792226][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.792226][ T10] ip6_route_add+0x1c/0x140 [ 6281.792226][ T10] inet6_rtm_newroute+0x104/0x110 [ 6281.792226][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.792226][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.792226][ T10] netlink_unicast+0x449/0x710 [ 6281.792226][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.792226][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.792226][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.792226][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.792226][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.792226][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.792226][ T10] [ 6281.794123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.794123][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.794123][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.794123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.794123][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6281.794123][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6281.794123][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6281.794123][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6281.794123][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6281.794123][ T10] addrconf_dad_begin+0x310/0x670 [ 6281.794123][ T10] addrconf_dad_work+0x10b/0xab0 [ 6281.794123][ T10] process_one_work+0x84d/0x18a0 [ 6281.794123][ T10] worker_thread+0x587/0xd30 [ 6281.794123][ T10] kthread+0x28a/0x350 [ 6281.794123][ T10] ret_from_fork+0x31/0x70 [ 6281.794123][ T10] ret_from_fork_asm+0x1a/0x30 [ 6281.794123][ T10] [ 6281.796079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.796079][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.796079][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.796079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.796079][ T10] ip6_route_add+0x1c/0x140 [ 6281.796079][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6281.796079][ T10] inet6_addr_add+0x4f8/0xa40 [ 6281.796079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.796079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.796079][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.796079][ T10] netlink_unicast+0x449/0x710 [ 6281.796079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.796079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.796079][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.796079][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.796079][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.796079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.796079][ T10] [ 6281.798114][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.798114][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.798114][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.798114][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.798114][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6281.798114][ T10] ipv6_add_addr+0x411/0x2000 [ 6281.798114][ T10] inet6_addr_add+0x30e/0xa40 [ 6281.798114][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.798114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.798114][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.798114][ T10] netlink_unicast+0x449/0x710 [ 6281.798114][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.798114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.798114][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.798114][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.798114][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.798114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.798114][ T10] [ 6281.800130][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.800130][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.800130][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.800130][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.800130][ T10] ip6_route_add+0x1c/0x140 [ 6281.800130][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6281.800130][ T10] addrconf_add_dev+0xe2/0x170 [ 6281.800130][ T10] inet6_addr_add+0x12f/0xa40 [ 6281.800130][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.800130][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.800130][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.800130][ T10] netlink_unicast+0x449/0x710 [ 6281.800130][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.800130][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.800130][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.800130][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.800130][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.800130][ T10] [ 6281.802230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.802230][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6281.802230][ T10] ipv6_find_idev+0x102/0x170 [ 6281.802230][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.802230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.802230][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.802230][ T10] netlink_unicast+0x449/0x710 [ 6281.802230][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.802230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.802230][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.802230][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.802230][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.802230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.802230][ T10] [ 6281.803961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6281.803961][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6281.803961][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6281.803961][ T10] ipv6_find_idev+0x102/0x170 [ 6281.803961][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.803961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.803961][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.803961][ T10] netlink_unicast+0x449/0x710 [ 6281.803961][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.803961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.803961][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.803961][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.803961][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.803961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.803961][ T10] [ 6281.806523][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6281.806767][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6281.806767][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.806767][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.806767][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.806767][ T10] ip6_route_add+0x1c/0x140 [ 6281.806767][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6281.806767][ T10] inet6_addr_add+0x4f8/0xa40 [ 6281.806767][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.806767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.806767][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.806767][ T10] netlink_unicast+0x449/0x710 [ 6281.806767][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.806767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.806767][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.806767][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.806767][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.806767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.806767][ T10] [ 6281.809041][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6281.809041][ T10] netdev_get_by_index+0x5e/0x80 [ 6281.809041][ T10] fib6_nh_init+0x3d8/0x1580 [ 6281.809041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6281.809041][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6281.809041][ T10] ipv6_add_addr+0x411/0x2000 [ 6281.809041][ T10] inet6_addr_add+0x30e/0xa40 [ 6281.809041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6281.809041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.809041][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.809041][ T10] netlink_unicast+0x449/0x710 [ 6281.809041][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.809041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.809041][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.809041][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.809041][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.809041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.809041][ T10] [ 6281.811292][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6281.811292][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6281.811292][ T10] ipv6_find_idev+0x102/0x170 [ 6281.811292][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.811292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.811292][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.811292][ T10] netlink_unicast+0x449/0x710 [ 6281.811292][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.811292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.811292][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.811292][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.811292][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.811292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.811292][ T10] [ 6281.813030][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6281.813030][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6281.813030][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6281.813030][ T10] ipv6_find_idev+0x102/0x170 [ 6281.813030][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6281.813030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6281.813030][ T10] netlink_rcv_skb+0x130/0x360 [ 6281.813030][ T10] netlink_unicast+0x449/0x710 [ 6281.813030][ T10] netlink_sendmsg+0x723/0xbe0 [ 6281.813030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6281.813030][ T10] ___sys_sendmsg+0xee/0x170 [ 6281.813030][ T10] __sys_sendmsg+0xcd/0x170 [ 6281.813030][ T10] do_syscall_64+0xc6/0x1e0 [ 6281.813030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6281.813030][ T10] [ 6292.054944][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6292.055418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.055418][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6292.055418][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6292.055418][ T10] fib6_nh_init+0xa22/0x1580 [ 6292.055418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.055418][ T10] ip6_route_add+0x1c/0x140 [ 6292.055418][ T10] inet6_rtm_newroute+0x104/0x110 [ 6292.055418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.055418][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.055418][ T10] netlink_unicast+0x449/0x710 [ 6292.055418][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.055418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.055418][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.055418][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.055418][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.055418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.055418][ T10] [ 6292.057360][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.057360][ T10] dst_init+0x84/0x4a0 [ 6292.057360][ T10] dst_alloc+0x97/0x150 [ 6292.057360][ T10] ip6_dst_alloc+0x23/0x90 [ 6292.057360][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6292.057360][ T10] ip6_pol_route+0x56f/0x840 [ 6292.057360][ T10] fib6_rule_lookup+0x456/0x630 [ 6292.057360][ T10] ip6_route_input+0x59c/0xa50 [ 6292.057360][ T10] ipv6_rcv+0x397/0x810 [ 6292.057360][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6292.057360][ T10] process_backlog+0x101/0x620 [ 6292.057360][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6292.057360][ T10] net_rx_action+0x495/0xbe0 [ 6292.057360][ T10] __do_softirq+0x1b5/0x7f6 [ 6292.057360][ T10] [ 6292.059025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.059025][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.059025][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.059025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.059025][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6292.059025][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6292.059025][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6292.059025][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6292.059025][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6292.059025][ T10] addrconf_dad_begin+0x310/0x670 [ 6292.059025][ T10] addrconf_dad_work+0x10b/0xab0 [ 6292.059025][ T10] process_one_work+0x84d/0x18a0 [ 6292.059025][ T10] worker_thread+0x587/0xd30 [ 6292.059025][ T10] kthread+0x28a/0x350 [ 6292.059025][ T10] ret_from_fork+0x31/0x70 [ 6292.059025][ T10] ret_from_fork_asm+0x1a/0x30 [ 6292.059025][ T10] [ 6292.060977][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.060977][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.060977][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.060977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.060977][ T10] ip6_route_add+0x1c/0x140 [ 6292.060977][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6292.060977][ T10] inet6_addr_add+0x4f8/0xa40 [ 6292.060977][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.060977][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.060977][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.060977][ T10] netlink_unicast+0x449/0x710 [ 6292.060977][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.060977][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.060977][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.060977][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.060977][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.060977][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.060977][ T10] [ 6292.062996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.062996][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.062996][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.062996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.062996][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6292.062996][ T10] ipv6_add_addr+0x411/0x2000 [ 6292.062996][ T10] inet6_addr_add+0x30e/0xa40 [ 6292.062996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.062996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.062996][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.062996][ T10] netlink_unicast+0x449/0x710 [ 6292.062996][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.062996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.062996][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.062996][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.062996][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.062996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.062996][ T10] [ 6292.065027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.065027][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.065027][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.065027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.065027][ T10] ip6_route_add+0x1c/0x140 [ 6292.065027][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6292.065027][ T10] addrconf_add_dev+0xe2/0x170 [ 6292.065027][ T10] inet6_addr_add+0x12f/0xa40 [ 6292.065027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.065027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.065027][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.065027][ T10] netlink_unicast+0x449/0x710 [ 6292.065027][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.065027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.065027][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.065027][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.065027][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.065027][ T10] [ 6292.067027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.067027][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6292.067027][ T10] ipv6_find_idev+0x102/0x170 [ 6292.067027][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.067027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.067027][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.067027][ T10] netlink_unicast+0x449/0x710 [ 6292.067027][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.067027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.067027][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.067027][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.067027][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.067027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.067027][ T10] [ 6292.068590][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6292.068590][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6292.068590][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6292.068590][ T10] ipv6_find_idev+0x102/0x170 [ 6292.068590][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.068590][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.068590][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.068590][ T10] netlink_unicast+0x449/0x710 [ 6292.068590][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.068590][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.068590][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.068590][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.068590][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.068590][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.068590][ T10] [ 6292.070319][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6292.070604][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6292.070604][ T10] dst_init+0x84/0x4a0 [ 6292.070604][ T10] dst_alloc+0x97/0x150 [ 6292.070604][ T10] ip6_dst_alloc+0x23/0x90 [ 6292.070604][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6292.070604][ T10] ip6_pol_route+0x56f/0x840 [ 6292.070604][ T10] fib6_rule_lookup+0x456/0x630 [ 6292.070604][ T10] ip6_route_input+0x59c/0xa50 [ 6292.070604][ T10] ipv6_rcv+0x397/0x810 [ 6292.070604][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6292.070604][ T10] process_backlog+0x101/0x620 [ 6292.070604][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6292.070604][ T10] net_rx_action+0x495/0xbe0 [ 6292.070604][ T10] __do_softirq+0x1b5/0x7f6 [ 6292.070604][ T10] [ 6292.072270][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.072270][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6292.072270][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6292.072270][ T10] fib6_nh_init+0xa22/0x1580 [ 6292.072270][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.072270][ T10] ip6_route_add+0x1c/0x140 [ 6292.072270][ T10] inet6_rtm_newroute+0x104/0x110 [ 6292.072270][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.072270][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.072270][ T10] netlink_unicast+0x449/0x710 [ 6292.072270][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.072270][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.072270][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.072270][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.072270][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.072270][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.072270][ T10] [ 6292.074178][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.074178][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.074178][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.074178][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.074178][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6292.074178][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6292.074178][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6292.074178][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6292.074178][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6292.074178][ T10] addrconf_dad_begin+0x310/0x670 [ 6292.074178][ T10] addrconf_dad_work+0x10b/0xab0 [ 6292.074178][ T10] process_one_work+0x84d/0x18a0 [ 6292.074178][ T10] worker_thread+0x587/0xd30 [ 6292.074178][ T10] kthread+0x28a/0x350 [ 6292.074178][ T10] ret_from_fork+0x31/0x70 [ 6292.074178][ T10] ret_from_fork_asm+0x1a/0x30 [ 6292.074178][ T10] [ 6292.076132][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.076132][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.076132][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.076132][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.076132][ T10] ip6_route_add+0x1c/0x140 [ 6292.076132][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6292.076132][ T10] inet6_addr_add+0x4f8/0xa40 [ 6292.076132][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.076132][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.076132][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.076132][ T10] netlink_unicast+0x449/0x710 [ 6292.076132][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.076132][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.076132][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.076132][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.076132][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.076132][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.076132][ T10] [ 6292.078160][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.078160][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.078160][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.078160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.078160][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6292.078160][ T10] ipv6_add_addr+0x411/0x2000 [ 6292.078160][ T10] inet6_addr_add+0x30e/0xa40 [ 6292.078160][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.078160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.078160][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.078160][ T10] netlink_unicast+0x449/0x710 [ 6292.078160][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.078160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.078160][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.078160][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.078160][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.078160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.078160][ T10] [ 6292.080234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.080234][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.080234][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.080234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.080234][ T10] ip6_route_add+0x1c/0x140 [ 6292.080234][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6292.080234][ T10] addrconf_add_dev+0xe2/0x170 [ 6292.080234][ T10] inet6_addr_add+0x12f/0xa40 [ 6292.080234][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.080234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.080234][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.080234][ T10] netlink_unicast+0x449/0x710 [ 6292.080234][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.080234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.080234][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.080234][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.080234][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.080234][ T10] [ 6292.082349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.082349][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6292.082349][ T10] ipv6_find_idev+0x102/0x170 [ 6292.082349][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.082349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.082349][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.082349][ T10] netlink_unicast+0x449/0x710 [ 6292.082349][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.082349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.082349][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.082349][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.082349][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.082349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.082349][ T10] [ 6292.084160][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6292.084160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6292.084160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6292.084160][ T10] ipv6_find_idev+0x102/0x170 [ 6292.084160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.084160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.084160][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.084160][ T10] netlink_unicast+0x449/0x710 [ 6292.084160][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.084160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.084160][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.084160][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.084160][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.084160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.084160][ T10] [ 6292.086149][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6292.086405][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6292.086405][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.086405][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.086405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.086405][ T10] ip6_route_add+0x1c/0x140 [ 6292.086405][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6292.086405][ T10] inet6_addr_add+0x4f8/0xa40 [ 6292.086405][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.086405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.086405][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.086405][ T10] netlink_unicast+0x449/0x710 [ 6292.086405][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.086405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.086405][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.086405][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.086405][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.086405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.086405][ T10] [ 6292.088670][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6292.088670][ T10] netdev_get_by_index+0x5e/0x80 [ 6292.088670][ T10] fib6_nh_init+0x3d8/0x1580 [ 6292.088670][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6292.088670][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6292.088670][ T10] ipv6_add_addr+0x411/0x2000 [ 6292.088670][ T10] inet6_addr_add+0x30e/0xa40 [ 6292.088670][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6292.088670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.088670][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.088670][ T10] netlink_unicast+0x449/0x710 [ 6292.088670][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.088670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.088670][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.088670][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.088670][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.088670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.088670][ T10] [ 6292.090919][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6292.090919][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6292.090919][ T10] ipv6_find_idev+0x102/0x170 [ 6292.090919][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.090919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.090919][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.090919][ T10] netlink_unicast+0x449/0x710 [ 6292.090919][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.090919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.090919][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.090919][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.090919][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.090919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.090919][ T10] [ 6292.092725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6292.092725][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6292.092725][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6292.092725][ T10] ipv6_find_idev+0x102/0x170 [ 6292.092725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6292.092725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6292.092725][ T10] netlink_rcv_skb+0x130/0x360 [ 6292.092725][ T10] netlink_unicast+0x449/0x710 [ 6292.092725][ T10] netlink_sendmsg+0x723/0xbe0 [ 6292.092725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6292.092725][ T10] ___sys_sendmsg+0xee/0x170 [ 6292.092725][ T10] __sys_sendmsg+0xcd/0x170 [ 6292.092725][ T10] do_syscall_64+0xc6/0x1e0 [ 6292.092725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6292.092725][ T10] [ 6302.334966][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6302.335439][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.335439][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6302.335439][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6302.335439][ T10] fib6_nh_init+0xa22/0x1580 [ 6302.335439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.335439][ T10] ip6_route_add+0x1c/0x140 [ 6302.335439][ T10] inet6_rtm_newroute+0x104/0x110 [ 6302.335439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.335439][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.335439][ T10] netlink_unicast+0x449/0x710 [ 6302.335439][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.335439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.335439][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.335439][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.335439][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.335439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.335439][ T10] [ 6302.337391][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.337391][ T10] dst_init+0x84/0x4a0 [ 6302.337391][ T10] dst_alloc+0x97/0x150 [ 6302.337391][ T10] ip6_dst_alloc+0x23/0x90 [ 6302.337391][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6302.337391][ T10] ip6_pol_route+0x56f/0x840 [ 6302.337391][ T10] fib6_rule_lookup+0x456/0x630 [ 6302.337391][ T10] ip6_route_input+0x59c/0xa50 [ 6302.337391][ T10] ipv6_rcv+0x397/0x810 [ 6302.337391][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6302.337391][ T10] process_backlog+0x101/0x620 [ 6302.337391][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6302.337391][ T10] net_rx_action+0x495/0xbe0 [ 6302.337391][ T10] __do_softirq+0x1b5/0x7f6 [ 6302.337391][ T10] [ 6302.339069][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.339069][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.339069][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.339069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.339069][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6302.339069][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6302.339069][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6302.339069][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6302.339069][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6302.339069][ T10] addrconf_dad_begin+0x310/0x670 [ 6302.339069][ T10] addrconf_dad_work+0x10b/0xab0 [ 6302.339069][ T10] process_one_work+0x84d/0x18a0 [ 6302.339069][ T10] worker_thread+0x587/0xd30 [ 6302.339069][ T10] kthread+0x28a/0x350 [ 6302.339069][ T10] ret_from_fork+0x31/0x70 [ 6302.339069][ T10] ret_from_fork_asm+0x1a/0x30 [ 6302.339069][ T10] [ 6302.341001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.341001][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.341001][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.341001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.341001][ T10] ip6_route_add+0x1c/0x140 [ 6302.341001][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6302.341001][ T10] inet6_addr_add+0x4f8/0xa40 [ 6302.341001][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.341001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.341001][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.341001][ T10] netlink_unicast+0x449/0x710 [ 6302.341001][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.341001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.341001][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.341001][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.341001][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.341001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.341001][ T10] [ 6302.343016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.343016][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.343016][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.343016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.343016][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6302.343016][ T10] ipv6_add_addr+0x411/0x2000 [ 6302.343016][ T10] inet6_addr_add+0x30e/0xa40 [ 6302.343016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.343016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.343016][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.343016][ T10] netlink_unicast+0x449/0x710 [ 6302.343016][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.343016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.343016][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.343016][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.343016][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.343016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.343016][ T10] [ 6302.345026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.345026][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.345026][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.345026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.345026][ T10] ip6_route_add+0x1c/0x140 [ 6302.345026][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6302.345026][ T10] addrconf_add_dev+0xe2/0x170 [ 6302.345026][ T10] inet6_addr_add+0x12f/0xa40 [ 6302.345026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.345026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.345026][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.345026][ T10] netlink_unicast+0x449/0x710 [ 6302.345026][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.345026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.345026][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.345026][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.345026][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.345026][ T10] [ 6302.347016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.347016][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6302.347016][ T10] ipv6_find_idev+0x102/0x170 [ 6302.347016][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.347016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.347016][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.347016][ T10] netlink_unicast+0x449/0x710 [ 6302.347016][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.347016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.347016][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.347016][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.347016][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.347016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.347016][ T10] [ 6302.348575][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6302.348575][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6302.348575][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6302.348575][ T10] ipv6_find_idev+0x102/0x170 [ 6302.348575][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.348575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.348575][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.348575][ T10] netlink_unicast+0x449/0x710 [ 6302.348575][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.348575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.348575][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.348575][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.348575][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.348575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.348575][ T10] [ 6302.350301][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6302.350581][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6302.350581][ T10] dst_init+0x84/0x4a0 [ 6302.350581][ T10] dst_alloc+0x97/0x150 [ 6302.350581][ T10] ip6_dst_alloc+0x23/0x90 [ 6302.350581][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6302.350581][ T10] ip6_pol_route+0x56f/0x840 [ 6302.350581][ T10] fib6_rule_lookup+0x456/0x630 [ 6302.350581][ T10] ip6_route_input+0x59c/0xa50 [ 6302.350581][ T10] ipv6_rcv+0x397/0x810 [ 6302.350581][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6302.350581][ T10] process_backlog+0x101/0x620 [ 6302.350581][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6302.350581][ T10] net_rx_action+0x495/0xbe0 [ 6302.350581][ T10] __do_softirq+0x1b5/0x7f6 [ 6302.350581][ T10] [ 6302.352244][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.352244][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6302.352244][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6302.352244][ T10] fib6_nh_init+0xa22/0x1580 [ 6302.352244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.352244][ T10] ip6_route_add+0x1c/0x140 [ 6302.352244][ T10] inet6_rtm_newroute+0x104/0x110 [ 6302.352244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.352244][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.352244][ T10] netlink_unicast+0x449/0x710 [ 6302.352244][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.352244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.352244][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.352244][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.352244][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.352244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.352244][ T10] [ 6302.354143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.354143][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.354143][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.354143][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.354143][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6302.354143][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6302.354143][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6302.354143][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6302.354143][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6302.354143][ T10] addrconf_dad_begin+0x310/0x670 [ 6302.354143][ T10] addrconf_dad_work+0x10b/0xab0 [ 6302.354143][ T10] process_one_work+0x84d/0x18a0 [ 6302.354143][ T10] worker_thread+0x587/0xd30 [ 6302.354143][ T10] kthread+0x28a/0x350 [ 6302.354143][ T10] ret_from_fork+0x31/0x70 [ 6302.354143][ T10] ret_from_fork_asm+0x1a/0x30 [ 6302.354143][ T10] [ 6302.356066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.356066][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.356066][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.356066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.356066][ T10] ip6_route_add+0x1c/0x140 [ 6302.356066][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6302.356066][ T10] inet6_addr_add+0x4f8/0xa40 [ 6302.356066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.356066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.356066][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.356066][ T10] netlink_unicast+0x449/0x710 [ 6302.356066][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.356066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.356066][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.356066][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.356066][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.356066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.356066][ T10] [ 6302.358102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.358102][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.358102][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.358102][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.358102][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6302.358102][ T10] ipv6_add_addr+0x411/0x2000 [ 6302.358102][ T10] inet6_addr_add+0x30e/0xa40 [ 6302.358102][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.358102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.358102][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.358102][ T10] netlink_unicast+0x449/0x710 [ 6302.358102][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.358102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.358102][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.358102][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.358102][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.358102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.358102][ T10] [ 6302.360182][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.360182][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.360182][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.360182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.360182][ T10] ip6_route_add+0x1c/0x140 [ 6302.360182][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6302.360182][ T10] addrconf_add_dev+0xe2/0x170 [ 6302.360182][ T10] inet6_addr_add+0x12f/0xa40 [ 6302.360182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.360182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.360182][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.360182][ T10] netlink_unicast+0x449/0x710 [ 6302.360182][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.360182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.360182][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.360182][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.360182][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.360182][ T10] [ 6302.362299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.362299][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6302.362299][ T10] ipv6_find_idev+0x102/0x170 [ 6302.362299][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.362299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.362299][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.362299][ T10] netlink_unicast+0x449/0x710 [ 6302.362299][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.362299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.362299][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.362299][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.362299][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.362299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.362299][ T10] [ 6302.364039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6302.364039][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6302.364039][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6302.364039][ T10] ipv6_find_idev+0x102/0x170 [ 6302.364039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.364039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.364039][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.364039][ T10] netlink_unicast+0x449/0x710 [ 6302.364039][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.364039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.364039][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.364039][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.364039][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.364039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.364039][ T10] [ 6302.366073][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6302.366332][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6302.366332][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.366332][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.366332][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.366332][ T10] ip6_route_add+0x1c/0x140 [ 6302.366332][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6302.366332][ T10] inet6_addr_add+0x4f8/0xa40 [ 6302.366332][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.366332][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.366332][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.366332][ T10] netlink_unicast+0x449/0x710 [ 6302.366332][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.366332][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.366332][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.366332][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.366332][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.366332][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.366332][ T10] [ 6302.368607][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6302.368607][ T10] netdev_get_by_index+0x5e/0x80 [ 6302.368607][ T10] fib6_nh_init+0x3d8/0x1580 [ 6302.368607][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6302.368607][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6302.368607][ T10] ipv6_add_addr+0x411/0x2000 [ 6302.368607][ T10] inet6_addr_add+0x30e/0xa40 [ 6302.368607][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6302.368607][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.368607][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.368607][ T10] netlink_unicast+0x449/0x710 [ 6302.368607][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.368607][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.368607][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.368607][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.368607][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.368607][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.368607][ T10] [ 6302.370908][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6302.370908][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6302.370908][ T10] ipv6_find_idev+0x102/0x170 [ 6302.370908][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.370908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.370908][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.370908][ T10] netlink_unicast+0x449/0x710 [ 6302.370908][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.370908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.370908][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.370908][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.370908][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.370908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.370908][ T10] [ 6302.372658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6302.372658][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6302.372658][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6302.372658][ T10] ipv6_find_idev+0x102/0x170 [ 6302.372658][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6302.372658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6302.372658][ T10] netlink_rcv_skb+0x130/0x360 [ 6302.372658][ T10] netlink_unicast+0x449/0x710 [ 6302.372658][ T10] netlink_sendmsg+0x723/0xbe0 [ 6302.372658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6302.372658][ T10] ___sys_sendmsg+0xee/0x170 [ 6302.372658][ T10] __sys_sendmsg+0xcd/0x170 [ 6302.372658][ T10] do_syscall_64+0xc6/0x1e0 [ 6302.372658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6302.372658][ T10] [ 6312.614946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6312.615429][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.615429][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6312.615429][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6312.615429][ T10] fib6_nh_init+0xa22/0x1580 [ 6312.615429][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.615429][ T10] ip6_route_add+0x1c/0x140 [ 6312.615429][ T10] inet6_rtm_newroute+0x104/0x110 [ 6312.615429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.615429][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.615429][ T10] netlink_unicast+0x449/0x710 [ 6312.615429][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.615429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.615429][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.615429][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.615429][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.615429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.615429][ T10] [ 6312.617386][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.617386][ T10] dst_init+0x84/0x4a0 [ 6312.617386][ T10] dst_alloc+0x97/0x150 [ 6312.617386][ T10] ip6_dst_alloc+0x23/0x90 [ 6312.617386][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6312.617386][ T10] ip6_pol_route+0x56f/0x840 [ 6312.617386][ T10] fib6_rule_lookup+0x456/0x630 [ 6312.617386][ T10] ip6_route_input+0x59c/0xa50 [ 6312.617386][ T10] ipv6_rcv+0x397/0x810 [ 6312.617386][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6312.617386][ T10] process_backlog+0x101/0x620 [ 6312.617386][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6312.617386][ T10] net_rx_action+0x495/0xbe0 [ 6312.617386][ T10] __do_softirq+0x1b5/0x7f6 [ 6312.617386][ T10] [ 6312.619057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.619057][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.619057][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.619057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.619057][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6312.619057][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6312.619057][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6312.619057][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6312.619057][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6312.619057][ T10] addrconf_dad_begin+0x310/0x670 [ 6312.619057][ T10] addrconf_dad_work+0x10b/0xab0 [ 6312.619057][ T10] process_one_work+0x84d/0x18a0 [ 6312.619057][ T10] worker_thread+0x587/0xd30 [ 6312.619057][ T10] kthread+0x28a/0x350 [ 6312.619057][ T10] ret_from_fork+0x31/0x70 [ 6312.619057][ T10] ret_from_fork_asm+0x1a/0x30 [ 6312.619057][ T10] [ 6312.621031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.621031][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.621031][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.621031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.621031][ T10] ip6_route_add+0x1c/0x140 [ 6312.621031][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6312.621031][ T10] inet6_addr_add+0x4f8/0xa40 [ 6312.621031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.621031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.621031][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.621031][ T10] netlink_unicast+0x449/0x710 [ 6312.621031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.621031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.621031][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.621031][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.621031][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.621031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.621031][ T10] [ 6312.623056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.623056][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.623056][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.623056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.623056][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6312.623056][ T10] ipv6_add_addr+0x411/0x2000 [ 6312.623056][ T10] inet6_addr_add+0x30e/0xa40 [ 6312.623056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.623056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.623056][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.623056][ T10] netlink_unicast+0x449/0x710 [ 6312.623056][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.623056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.623056][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.623056][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.623056][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.623056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.623056][ T10] [ 6312.625079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.625079][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.625079][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.625079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.625079][ T10] ip6_route_add+0x1c/0x140 [ 6312.625079][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6312.625079][ T10] addrconf_add_dev+0xe2/0x170 [ 6312.625079][ T10] inet6_addr_add+0x12f/0xa40 [ 6312.625079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.625079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.625079][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.625079][ T10] netlink_unicast+0x449/0x710 [ 6312.625079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.625079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.625079][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.625079][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.625079][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.625079][ T10] [ 6312.627064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.627064][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6312.627064][ T10] ipv6_find_idev+0x102/0x170 [ 6312.627064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.627064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.627064][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.627064][ T10] netlink_unicast+0x449/0x710 [ 6312.627064][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.627064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.627064][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.627064][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.627064][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.627064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.627064][ T10] [ 6312.628636][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6312.628636][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6312.628636][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6312.628636][ T10] ipv6_find_idev+0x102/0x170 [ 6312.628636][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.628636][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.628636][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.628636][ T10] netlink_unicast+0x449/0x710 [ 6312.628636][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.628636][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.628636][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.628636][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.628636][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.628636][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.628636][ T10] [ 6312.630376][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6312.630656][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6312.630656][ T10] dst_init+0x84/0x4a0 [ 6312.630656][ T10] dst_alloc+0x97/0x150 [ 6312.630656][ T10] ip6_dst_alloc+0x23/0x90 [ 6312.630656][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6312.630656][ T10] ip6_pol_route+0x56f/0x840 [ 6312.630656][ T10] fib6_rule_lookup+0x456/0x630 [ 6312.630656][ T10] ip6_route_input+0x59c/0xa50 [ 6312.630656][ T10] ipv6_rcv+0x397/0x810 [ 6312.630656][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6312.630656][ T10] process_backlog+0x101/0x620 [ 6312.630656][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6312.630656][ T10] net_rx_action+0x495/0xbe0 [ 6312.630656][ T10] __do_softirq+0x1b5/0x7f6 [ 6312.630656][ T10] [ 6312.632320][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.632320][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6312.632320][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6312.632320][ T10] fib6_nh_init+0xa22/0x1580 [ 6312.632320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.632320][ T10] ip6_route_add+0x1c/0x140 [ 6312.632320][ T10] inet6_rtm_newroute+0x104/0x110 [ 6312.632320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.632320][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.632320][ T10] netlink_unicast+0x449/0x710 [ 6312.632320][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.632320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.632320][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.632320][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.632320][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.632320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.632320][ T10] [ 6312.634219][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.634219][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.634219][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.634219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.634219][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6312.634219][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6312.634219][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6312.634219][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6312.634219][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6312.634219][ T10] addrconf_dad_begin+0x310/0x670 [ 6312.634219][ T10] addrconf_dad_work+0x10b/0xab0 [ 6312.634219][ T10] process_one_work+0x84d/0x18a0 [ 6312.634219][ T10] worker_thread+0x587/0xd30 [ 6312.634219][ T10] kthread+0x28a/0x350 [ 6312.634219][ T10] ret_from_fork+0x31/0x70 [ 6312.634219][ T10] ret_from_fork_asm+0x1a/0x30 [ 6312.634219][ T10] [ 6312.636156][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.636156][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.636156][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.636156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.636156][ T10] ip6_route_add+0x1c/0x140 [ 6312.636156][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6312.636156][ T10] inet6_addr_add+0x4f8/0xa40 [ 6312.636156][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.636156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.636156][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.636156][ T10] netlink_unicast+0x449/0x710 [ 6312.636156][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.636156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.636156][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.636156][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.636156][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.636156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.636156][ T10] [ 6312.638175][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.638175][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.638175][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.638175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.638175][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6312.638175][ T10] ipv6_add_addr+0x411/0x2000 [ 6312.638175][ T10] inet6_addr_add+0x30e/0xa40 [ 6312.638175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.638175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.638175][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.638175][ T10] netlink_unicast+0x449/0x710 [ 6312.638175][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.638175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.638175][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.638175][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.638175][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.638175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.638175][ T10] [ 6312.640202][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.640202][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.640202][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.640202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.640202][ T10] ip6_route_add+0x1c/0x140 [ 6312.640202][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6312.640202][ T10] addrconf_add_dev+0xe2/0x170 [ 6312.640202][ T10] inet6_addr_add+0x12f/0xa40 [ 6312.640202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.640202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.640202][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.640202][ T10] netlink_unicast+0x449/0x710 [ 6312.640202][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.640202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.640202][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.640202][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.640202][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.640202][ T10] [ 6312.642310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.642310][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6312.642310][ T10] ipv6_find_idev+0x102/0x170 [ 6312.642310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.642310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.642310][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.642310][ T10] netlink_unicast+0x449/0x710 [ 6312.642310][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.642310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.642310][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.642310][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.642310][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.642310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.642310][ T10] [ 6312.644133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6312.644133][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6312.644133][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6312.644133][ T10] ipv6_find_idev+0x102/0x170 [ 6312.644133][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.644133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.644133][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.644133][ T10] netlink_unicast+0x449/0x710 [ 6312.644133][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.644133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.644133][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.644133][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.644133][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.644133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.644133][ T10] [ 6312.646128][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6312.646371][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6312.646371][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.646371][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.646371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.646371][ T10] ip6_route_add+0x1c/0x140 [ 6312.646371][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6312.646371][ T10] inet6_addr_add+0x4f8/0xa40 [ 6312.646371][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.646371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.646371][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.646371][ T10] netlink_unicast+0x449/0x710 [ 6312.646371][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.646371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.646371][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.646371][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.646371][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.646371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.646371][ T10] [ 6312.648642][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6312.648642][ T10] netdev_get_by_index+0x5e/0x80 [ 6312.648642][ T10] fib6_nh_init+0x3d8/0x1580 [ 6312.648642][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6312.648642][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6312.648642][ T10] ipv6_add_addr+0x411/0x2000 [ 6312.648642][ T10] inet6_addr_add+0x30e/0xa40 [ 6312.648642][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6312.648642][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.648642][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.648642][ T10] netlink_unicast+0x449/0x710 [ 6312.648642][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.648642][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.648642][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.648642][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.648642][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.648642][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.648642][ T10] [ 6312.650917][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6312.650917][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6312.650917][ T10] ipv6_find_idev+0x102/0x170 [ 6312.650917][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.650917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.650917][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.650917][ T10] netlink_unicast+0x449/0x710 [ 6312.650917][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.650917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.650917][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.650917][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.650917][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.650917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.650917][ T10] [ 6312.652731][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6312.652731][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6312.652731][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6312.652731][ T10] ipv6_find_idev+0x102/0x170 [ 6312.652731][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6312.652731][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6312.652731][ T10] netlink_rcv_skb+0x130/0x360 [ 6312.652731][ T10] netlink_unicast+0x449/0x710 [ 6312.652731][ T10] netlink_sendmsg+0x723/0xbe0 [ 6312.652731][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6312.652731][ T10] ___sys_sendmsg+0xee/0x170 [ 6312.652731][ T10] __sys_sendmsg+0xcd/0x170 [ 6312.652731][ T10] do_syscall_64+0xc6/0x1e0 [ 6312.652731][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6312.652731][ T10] [ 6322.894915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6322.895418][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.895418][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6322.895418][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6322.895418][ T10] fib6_nh_init+0xa22/0x1580 [ 6322.895418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.895418][ T10] ip6_route_add+0x1c/0x140 [ 6322.895418][ T10] inet6_rtm_newroute+0x104/0x110 [ 6322.895418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.895418][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.895418][ T10] netlink_unicast+0x449/0x710 [ 6322.895418][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.895418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.895418][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.895418][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.895418][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.895418][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.895418][ T10] [ 6322.897387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.897387][ T10] dst_init+0x84/0x4a0 [ 6322.897387][ T10] dst_alloc+0x97/0x150 [ 6322.897387][ T10] ip6_dst_alloc+0x23/0x90 [ 6322.897387][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6322.897387][ T10] ip6_pol_route+0x56f/0x840 [ 6322.897387][ T10] fib6_rule_lookup+0x456/0x630 [ 6322.897387][ T10] ip6_route_input+0x59c/0xa50 [ 6322.897387][ T10] ipv6_rcv+0x397/0x810 [ 6322.897387][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6322.897387][ T10] process_backlog+0x101/0x620 [ 6322.897387][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6322.897387][ T10] net_rx_action+0x495/0xbe0 [ 6322.897387][ T10] __do_softirq+0x1b5/0x7f6 [ 6322.897387][ T10] [ 6322.899060][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.899060][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.899060][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.899060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.899060][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6322.899060][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6322.899060][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6322.899060][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6322.899060][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6322.899060][ T10] addrconf_dad_begin+0x310/0x670 [ 6322.899060][ T10] addrconf_dad_work+0x10b/0xab0 [ 6322.899060][ T10] process_one_work+0x84d/0x18a0 [ 6322.899060][ T10] worker_thread+0x587/0xd30 [ 6322.899060][ T10] kthread+0x28a/0x350 [ 6322.899060][ T10] ret_from_fork+0x31/0x70 [ 6322.899060][ T10] ret_from_fork_asm+0x1a/0x30 [ 6322.899060][ T10] [ 6322.901012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.901012][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.901012][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.901012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.901012][ T10] ip6_route_add+0x1c/0x140 [ 6322.901012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6322.901012][ T10] inet6_addr_add+0x4f8/0xa40 [ 6322.901012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.901012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.901012][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.901012][ T10] netlink_unicast+0x449/0x710 [ 6322.901012][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.901012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.901012][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.901012][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.901012][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.901012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.901012][ T10] [ 6322.903030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.903030][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.903030][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.903030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.903030][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6322.903030][ T10] ipv6_add_addr+0x411/0x2000 [ 6322.903030][ T10] inet6_addr_add+0x30e/0xa40 [ 6322.903030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.903030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.903030][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.903030][ T10] netlink_unicast+0x449/0x710 [ 6322.903030][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.903030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.903030][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.903030][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.903030][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.903030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.903030][ T10] [ 6322.905056][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.905056][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.905056][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.905056][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.905056][ T10] ip6_route_add+0x1c/0x140 [ 6322.905056][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6322.905056][ T10] addrconf_add_dev+0xe2/0x170 [ 6322.905056][ T10] inet6_addr_add+0x12f/0xa40 [ 6322.905056][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.905056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.905056][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.905056][ T10] netlink_unicast+0x449/0x710 [ 6322.905056][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.905056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.905056][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.905056][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.905056][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.905056][ T10] [ 6322.907064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.907064][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6322.907064][ T10] ipv6_find_idev+0x102/0x170 [ 6322.907064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.907064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.907064][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.907064][ T10] netlink_unicast+0x449/0x710 [ 6322.907064][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.907064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.907064][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.907064][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.907064][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.907064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.907064][ T10] [ 6322.908641][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6322.908641][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6322.908641][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6322.908641][ T10] ipv6_find_idev+0x102/0x170 [ 6322.908641][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.908641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.908641][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.908641][ T10] netlink_unicast+0x449/0x710 [ 6322.908641][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.908641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.908641][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.908641][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.908641][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.908641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.908641][ T10] [ 6322.910380][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6322.910674][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6322.910674][ T10] dst_init+0x84/0x4a0 [ 6322.910674][ T10] dst_alloc+0x97/0x150 [ 6322.910674][ T10] ip6_dst_alloc+0x23/0x90 [ 6322.910674][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6322.910674][ T10] ip6_pol_route+0x56f/0x840 [ 6322.910674][ T10] fib6_rule_lookup+0x456/0x630 [ 6322.910674][ T10] ip6_route_input+0x59c/0xa50 [ 6322.910674][ T10] ipv6_rcv+0x397/0x810 [ 6322.910674][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6322.910674][ T10] process_backlog+0x101/0x620 [ 6322.910674][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6322.910674][ T10] net_rx_action+0x495/0xbe0 [ 6322.910674][ T10] __do_softirq+0x1b5/0x7f6 [ 6322.910674][ T10] [ 6322.912346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.912346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6322.912346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6322.912346][ T10] fib6_nh_init+0xa22/0x1580 [ 6322.912346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.912346][ T10] ip6_route_add+0x1c/0x140 [ 6322.912346][ T10] inet6_rtm_newroute+0x104/0x110 [ 6322.912346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.912346][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.912346][ T10] netlink_unicast+0x449/0x710 [ 6322.912346][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.912346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.912346][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.912346][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.912346][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.912346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.912346][ T10] [ 6322.914268][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.914268][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.914268][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.914268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.914268][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6322.914268][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6322.914268][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6322.914268][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6322.914268][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6322.914268][ T10] addrconf_dad_begin+0x310/0x670 [ 6322.914268][ T10] addrconf_dad_work+0x10b/0xab0 [ 6322.914268][ T10] process_one_work+0x84d/0x18a0 [ 6322.914268][ T10] worker_thread+0x587/0xd30 [ 6322.914268][ T10] kthread+0x28a/0x350 [ 6322.914268][ T10] ret_from_fork+0x31/0x70 [ 6322.914268][ T10] ret_from_fork_asm+0x1a/0x30 [ 6322.914268][ T10] [ 6322.916223][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.916223][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.916223][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.916223][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.916223][ T10] ip6_route_add+0x1c/0x140 [ 6322.916223][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6322.916223][ T10] inet6_addr_add+0x4f8/0xa40 [ 6322.916223][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.916223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.916223][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.916223][ T10] netlink_unicast+0x449/0x710 [ 6322.916223][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.916223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.916223][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.916223][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.916223][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.916223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.916223][ T10] [ 6322.918259][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.918259][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.918259][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.918259][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.918259][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6322.918259][ T10] ipv6_add_addr+0x411/0x2000 [ 6322.918259][ T10] inet6_addr_add+0x30e/0xa40 [ 6322.918259][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.918259][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.918259][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.918259][ T10] netlink_unicast+0x449/0x710 [ 6322.918259][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.918259][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.918259][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.918259][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.918259][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.918259][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.918259][ T10] [ 6322.920297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.920297][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.920297][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.920297][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.920297][ T10] ip6_route_add+0x1c/0x140 [ 6322.920297][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6322.920297][ T10] addrconf_add_dev+0xe2/0x170 [ 6322.920297][ T10] inet6_addr_add+0x12f/0xa40 [ 6322.920297][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.920297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.920297][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.920297][ T10] netlink_unicast+0x449/0x710 [ 6322.920297][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.920297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.920297][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.920297][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.920297][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.920297][ T10] [ 6322.922411][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.922411][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6322.922411][ T10] ipv6_find_idev+0x102/0x170 [ 6322.922411][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.922411][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.922411][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.922411][ T10] netlink_unicast+0x449/0x710 [ 6322.922411][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.922411][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.922411][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.922411][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.922411][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.922411][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.922411][ T10] [ 6322.924154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6322.924154][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6322.924154][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6322.924154][ T10] ipv6_find_idev+0x102/0x170 [ 6322.924154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.924154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.924154][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.924154][ T10] netlink_unicast+0x449/0x710 [ 6322.924154][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.924154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.924154][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.924154][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.924154][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.924154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.924154][ T10] [ 6322.926223][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6322.926482][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6322.926482][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.926482][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.926482][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.926482][ T10] ip6_route_add+0x1c/0x140 [ 6322.926482][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6322.926482][ T10] inet6_addr_add+0x4f8/0xa40 [ 6322.926482][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.926482][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.926482][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.926482][ T10] netlink_unicast+0x449/0x710 [ 6322.926482][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.926482][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.926482][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.926482][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.926482][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.926482][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.926482][ T10] [ 6322.928753][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6322.928753][ T10] netdev_get_by_index+0x5e/0x80 [ 6322.928753][ T10] fib6_nh_init+0x3d8/0x1580 [ 6322.928753][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6322.928753][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6322.928753][ T10] ipv6_add_addr+0x411/0x2000 [ 6322.928753][ T10] inet6_addr_add+0x30e/0xa40 [ 6322.928753][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6322.928753][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.928753][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.928753][ T10] netlink_unicast+0x449/0x710 [ 6322.928753][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.928753][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.928753][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.928753][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.928753][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.928753][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.928753][ T10] [ 6322.931013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6322.931013][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6322.931013][ T10] ipv6_find_idev+0x102/0x170 [ 6322.931013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.931013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.931013][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.931013][ T10] netlink_unicast+0x449/0x710 [ 6322.931013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.931013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.931013][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.931013][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.931013][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.931013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.931013][ T10] [ 6322.932760][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6322.932760][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6322.932760][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6322.932760][ T10] ipv6_find_idev+0x102/0x170 [ 6322.932760][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6322.932760][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6322.932760][ T10] netlink_rcv_skb+0x130/0x360 [ 6322.932760][ T10] netlink_unicast+0x449/0x710 [ 6322.932760][ T10] netlink_sendmsg+0x723/0xbe0 [ 6322.932760][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6322.932760][ T10] ___sys_sendmsg+0xee/0x170 [ 6322.932760][ T10] __sys_sendmsg+0xcd/0x170 [ 6322.932760][ T10] do_syscall_64+0xc6/0x1e0 [ 6322.932760][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6322.932760][ T10] [ 6333.174911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6333.175389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.175389][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6333.175389][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6333.175389][ T10] fib6_nh_init+0xa22/0x1580 [ 6333.175389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.175389][ T10] ip6_route_add+0x1c/0x140 [ 6333.175389][ T10] inet6_rtm_newroute+0x104/0x110 [ 6333.175389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.175389][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.175389][ T10] netlink_unicast+0x449/0x710 [ 6333.175389][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.175389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.175389][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.175389][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.175389][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.175389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.175389][ T10] [ 6333.177334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.177334][ T10] dst_init+0x84/0x4a0 [ 6333.177334][ T10] dst_alloc+0x97/0x150 [ 6333.177334][ T10] ip6_dst_alloc+0x23/0x90 [ 6333.177334][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6333.177334][ T10] ip6_pol_route+0x56f/0x840 [ 6333.177334][ T10] fib6_rule_lookup+0x456/0x630 [ 6333.177334][ T10] ip6_route_input+0x59c/0xa50 [ 6333.177334][ T10] ipv6_rcv+0x397/0x810 [ 6333.177334][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6333.177334][ T10] process_backlog+0x101/0x620 [ 6333.177334][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6333.177334][ T10] net_rx_action+0x495/0xbe0 [ 6333.177334][ T10] __do_softirq+0x1b5/0x7f6 [ 6333.177334][ T10] [ 6333.179001][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.179001][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.179001][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.179001][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.179001][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6333.179001][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6333.179001][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6333.179001][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6333.179001][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6333.179001][ T10] addrconf_dad_begin+0x310/0x670 [ 6333.179001][ T10] addrconf_dad_work+0x10b/0xab0 [ 6333.179001][ T10] process_one_work+0x84d/0x18a0 [ 6333.179001][ T10] worker_thread+0x587/0xd30 [ 6333.179001][ T10] kthread+0x28a/0x350 [ 6333.179001][ T10] ret_from_fork+0x31/0x70 [ 6333.179001][ T10] ret_from_fork_asm+0x1a/0x30 [ 6333.179001][ T10] [ 6333.180943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.180943][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.180943][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.180943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.180943][ T10] ip6_route_add+0x1c/0x140 [ 6333.180943][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6333.180943][ T10] inet6_addr_add+0x4f8/0xa40 [ 6333.180943][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.180943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.180943][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.180943][ T10] netlink_unicast+0x449/0x710 [ 6333.180943][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.180943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.180943][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.180943][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.180943][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.180943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.180943][ T10] [ 6333.182974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.182974][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.182974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.182974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.182974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6333.182974][ T10] ipv6_add_addr+0x411/0x2000 [ 6333.182974][ T10] inet6_addr_add+0x30e/0xa40 [ 6333.182974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.182974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.182974][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.182974][ T10] netlink_unicast+0x449/0x710 [ 6333.182974][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.182974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.182974][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.182974][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.182974][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.182974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.182974][ T10] [ 6333.185010][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.185010][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.185010][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.185010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.185010][ T10] ip6_route_add+0x1c/0x140 [ 6333.185010][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6333.185010][ T10] addrconf_add_dev+0xe2/0x170 [ 6333.185010][ T10] inet6_addr_add+0x12f/0xa40 [ 6333.185010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.185010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.185010][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.185010][ T10] netlink_unicast+0x449/0x710 [ 6333.185010][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.185010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.185010][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.185010][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.185010][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.185010][ T10] [ 6333.187031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.187031][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6333.187031][ T10] ipv6_find_idev+0x102/0x170 [ 6333.187031][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.187031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.187031][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.187031][ T10] netlink_unicast+0x449/0x710 [ 6333.187031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.187031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.187031][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.187031][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.187031][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.187031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.187031][ T10] [ 6333.188602][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6333.188602][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6333.188602][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6333.188602][ T10] ipv6_find_idev+0x102/0x170 [ 6333.188602][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.188602][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.188602][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.188602][ T10] netlink_unicast+0x449/0x710 [ 6333.188602][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.188602][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.188602][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.188602][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.188602][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.188602][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.188602][ T10] [ 6333.190350][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6333.190632][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6333.190632][ T10] dst_init+0x84/0x4a0 [ 6333.190632][ T10] dst_alloc+0x97/0x150 [ 6333.190632][ T10] ip6_dst_alloc+0x23/0x90 [ 6333.190632][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6333.190632][ T10] ip6_pol_route+0x56f/0x840 [ 6333.190632][ T10] fib6_rule_lookup+0x456/0x630 [ 6333.190632][ T10] ip6_route_input+0x59c/0xa50 [ 6333.190632][ T10] ipv6_rcv+0x397/0x810 [ 6333.190632][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6333.190632][ T10] process_backlog+0x101/0x620 [ 6333.190632][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6333.190632][ T10] net_rx_action+0x495/0xbe0 [ 6333.190632][ T10] __do_softirq+0x1b5/0x7f6 [ 6333.190632][ T10] [ 6333.192294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.192294][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6333.192294][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6333.192294][ T10] fib6_nh_init+0xa22/0x1580 [ 6333.192294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.192294][ T10] ip6_route_add+0x1c/0x140 [ 6333.192294][ T10] inet6_rtm_newroute+0x104/0x110 [ 6333.192294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.192294][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.192294][ T10] netlink_unicast+0x449/0x710 [ 6333.192294][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.192294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.192294][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.192294][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.192294][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.192294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.192294][ T10] [ 6333.194203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.194203][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.194203][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.194203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.194203][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6333.194203][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6333.194203][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6333.194203][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6333.194203][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6333.194203][ T10] addrconf_dad_begin+0x310/0x670 [ 6333.194203][ T10] addrconf_dad_work+0x10b/0xab0 [ 6333.194203][ T10] process_one_work+0x84d/0x18a0 [ 6333.194203][ T10] worker_thread+0x587/0xd30 [ 6333.194203][ T10] kthread+0x28a/0x350 [ 6333.194203][ T10] ret_from_fork+0x31/0x70 [ 6333.194203][ T10] ret_from_fork_asm+0x1a/0x30 [ 6333.194203][ T10] [ 6333.196145][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.196145][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.196145][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.196145][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.196145][ T10] ip6_route_add+0x1c/0x140 [ 6333.196145][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6333.196145][ T10] inet6_addr_add+0x4f8/0xa40 [ 6333.196145][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.196145][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.196145][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.196145][ T10] netlink_unicast+0x449/0x710 [ 6333.196145][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.196145][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.196145][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.196145][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.196145][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.196145][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.196145][ T10] [ 6333.198164][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.198164][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.198164][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.198164][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.198164][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6333.198164][ T10] ipv6_add_addr+0x411/0x2000 [ 6333.198164][ T10] inet6_addr_add+0x30e/0xa40 [ 6333.198164][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.198164][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.198164][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.198164][ T10] netlink_unicast+0x449/0x710 [ 6333.198164][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.198164][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.198164][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.198164][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.198164][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.198164][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.198164][ T10] [ 6333.200193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.200193][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.200193][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.200193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.200193][ T10] ip6_route_add+0x1c/0x140 [ 6333.200193][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6333.200193][ T10] addrconf_add_dev+0xe2/0x170 [ 6333.200193][ T10] inet6_addr_add+0x12f/0xa40 [ 6333.200193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.200193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.200193][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.200193][ T10] netlink_unicast+0x449/0x710 [ 6333.200193][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.200193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.200193][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.200193][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.200193][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.200193][ T10] [ 6333.202310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.202310][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6333.202310][ T10] ipv6_find_idev+0x102/0x170 [ 6333.202310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.202310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.202310][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.202310][ T10] netlink_unicast+0x449/0x710 [ 6333.202310][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.202310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.202310][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.202310][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.202310][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.202310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.202310][ T10] [ 6333.204124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6333.204124][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6333.204124][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6333.204124][ T10] ipv6_find_idev+0x102/0x170 [ 6333.204124][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.204124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.204124][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.204124][ T10] netlink_unicast+0x449/0x710 [ 6333.204124][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.204124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.204124][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.204124][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.204124][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.204124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.204124][ T10] [ 6333.206097][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6333.206341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6333.206341][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.206341][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.206341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.206341][ T10] ip6_route_add+0x1c/0x140 [ 6333.206341][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6333.206341][ T10] inet6_addr_add+0x4f8/0xa40 [ 6333.206341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.206341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.206341][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.206341][ T10] netlink_unicast+0x449/0x710 [ 6333.206341][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.206341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.206341][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.206341][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.206341][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.206341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.206341][ T10] [ 6333.208614][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6333.208614][ T10] netdev_get_by_index+0x5e/0x80 [ 6333.208614][ T10] fib6_nh_init+0x3d8/0x1580 [ 6333.208614][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6333.208614][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6333.208614][ T10] ipv6_add_addr+0x411/0x2000 [ 6333.208614][ T10] inet6_addr_add+0x30e/0xa40 [ 6333.208614][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6333.208614][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.208614][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.208614][ T10] netlink_unicast+0x449/0x710 [ 6333.208614][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.208614][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.208614][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.208614][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.208614][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.208614][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.208614][ T10] [ 6333.210888][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6333.210888][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6333.210888][ T10] ipv6_find_idev+0x102/0x170 [ 6333.210888][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.210888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.210888][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.210888][ T10] netlink_unicast+0x449/0x710 [ 6333.210888][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.210888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.210888][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.210888][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.210888][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.210888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.210888][ T10] [ 6333.212692][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6333.212692][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6333.212692][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6333.212692][ T10] ipv6_find_idev+0x102/0x170 [ 6333.212692][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6333.212692][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6333.212692][ T10] netlink_rcv_skb+0x130/0x360 [ 6333.212692][ T10] netlink_unicast+0x449/0x710 [ 6333.212692][ T10] netlink_sendmsg+0x723/0xbe0 [ 6333.212692][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6333.212692][ T10] ___sys_sendmsg+0xee/0x170 [ 6333.212692][ T10] __sys_sendmsg+0xcd/0x170 [ 6333.212692][ T10] do_syscall_64+0xc6/0x1e0 [ 6333.212692][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6333.212692][ T10] [ 6343.454942][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6343.455347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.455347][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6343.455347][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6343.455347][ T10] fib6_nh_init+0xa22/0x1580 [ 6343.455347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.455347][ T10] ip6_route_add+0x1c/0x140 [ 6343.455347][ T10] inet6_rtm_newroute+0x104/0x110 [ 6343.455347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.455347][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.455347][ T10] netlink_unicast+0x449/0x710 [ 6343.455347][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.455347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.455347][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.455347][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.455347][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.455347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.455347][ T10] [ 6343.457291][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.457291][ T10] dst_init+0x84/0x4a0 [ 6343.457291][ T10] dst_alloc+0x97/0x150 [ 6343.457291][ T10] ip6_dst_alloc+0x23/0x90 [ 6343.457291][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6343.457291][ T10] ip6_pol_route+0x56f/0x840 [ 6343.457291][ T10] fib6_rule_lookup+0x456/0x630 [ 6343.457291][ T10] ip6_route_input+0x59c/0xa50 [ 6343.457291][ T10] ipv6_rcv+0x397/0x810 [ 6343.457291][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6343.457291][ T10] process_backlog+0x101/0x620 [ 6343.457291][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6343.457291][ T10] net_rx_action+0x495/0xbe0 [ 6343.457291][ T10] __do_softirq+0x1b5/0x7f6 [ 6343.457291][ T10] [ 6343.458971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.458971][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.458971][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.458971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.458971][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6343.458971][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6343.458971][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6343.458971][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6343.458971][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6343.458971][ T10] addrconf_dad_begin+0x310/0x670 [ 6343.458971][ T10] addrconf_dad_work+0x10b/0xab0 [ 6343.458971][ T10] process_one_work+0x84d/0x18a0 [ 6343.458971][ T10] worker_thread+0x587/0xd30 [ 6343.458971][ T10] kthread+0x28a/0x350 [ 6343.458971][ T10] ret_from_fork+0x31/0x70 [ 6343.458971][ T10] ret_from_fork_asm+0x1a/0x30 [ 6343.458971][ T10] [ 6343.460922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.460922][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.460922][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.460922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.460922][ T10] ip6_route_add+0x1c/0x140 [ 6343.460922][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6343.460922][ T10] inet6_addr_add+0x4f8/0xa40 [ 6343.460922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.460922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.460922][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.460922][ T10] netlink_unicast+0x449/0x710 [ 6343.460922][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.460922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.460922][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.460922][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.460922][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.460922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.460922][ T10] [ 6343.462945][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.462945][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.462945][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.462945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.462945][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6343.462945][ T10] ipv6_add_addr+0x411/0x2000 [ 6343.462945][ T10] inet6_addr_add+0x30e/0xa40 [ 6343.462945][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.462945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.462945][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.462945][ T10] netlink_unicast+0x449/0x710 [ 6343.462945][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.462945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.462945][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.462945][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.462945][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.462945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.462945][ T10] [ 6343.464973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.464973][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.464973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.464973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.464973][ T10] ip6_route_add+0x1c/0x140 [ 6343.464973][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6343.464973][ T10] addrconf_add_dev+0xe2/0x170 [ 6343.464973][ T10] inet6_addr_add+0x12f/0xa40 [ 6343.464973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.464973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.464973][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.464973][ T10] netlink_unicast+0x449/0x710 [ 6343.464973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.464973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.464973][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.464973][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.464973][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.464973][ T10] [ 6343.466973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.466973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6343.466973][ T10] ipv6_find_idev+0x102/0x170 [ 6343.466973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.466973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.466973][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.466973][ T10] netlink_unicast+0x449/0x710 [ 6343.466973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.466973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.466973][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.466973][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.466973][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.466973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.466973][ T10] [ 6343.468542][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6343.468542][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6343.468542][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6343.468542][ T10] ipv6_find_idev+0x102/0x170 [ 6343.468542][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.468542][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.468542][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.468542][ T10] netlink_unicast+0x449/0x710 [ 6343.468542][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.468542][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.468542][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.468542][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.468542][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.468542][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.468542][ T10] [ 6343.470276][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6343.470557][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6343.470557][ T10] dst_init+0x84/0x4a0 [ 6343.470557][ T10] dst_alloc+0x97/0x150 [ 6343.470557][ T10] ip6_dst_alloc+0x23/0x90 [ 6343.470557][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6343.470557][ T10] ip6_pol_route+0x56f/0x840 [ 6343.470557][ T10] fib6_rule_lookup+0x456/0x630 [ 6343.470557][ T10] ip6_route_input+0x59c/0xa50 [ 6343.470557][ T10] ipv6_rcv+0x397/0x810 [ 6343.470557][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6343.470557][ T10] process_backlog+0x101/0x620 [ 6343.470557][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6343.470557][ T10] net_rx_action+0x495/0xbe0 [ 6343.470557][ T10] __do_softirq+0x1b5/0x7f6 [ 6343.470557][ T10] [ 6343.472216][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.472216][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6343.472216][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6343.472216][ T10] fib6_nh_init+0xa22/0x1580 [ 6343.472216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.472216][ T10] ip6_route_add+0x1c/0x140 [ 6343.472216][ T10] inet6_rtm_newroute+0x104/0x110 [ 6343.472216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.472216][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.472216][ T10] netlink_unicast+0x449/0x710 [ 6343.472216][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.472216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.472216][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.472216][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.472216][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.472216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.472216][ T10] [ 6343.474112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.474112][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.474112][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.474112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.474112][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6343.474112][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6343.474112][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6343.474112][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6343.474112][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6343.474112][ T10] addrconf_dad_begin+0x310/0x670 [ 6343.474112][ T10] addrconf_dad_work+0x10b/0xab0 [ 6343.474112][ T10] process_one_work+0x84d/0x18a0 [ 6343.474112][ T10] worker_thread+0x587/0xd30 [ 6343.474112][ T10] kthread+0x28a/0x350 [ 6343.474112][ T10] ret_from_fork+0x31/0x70 [ 6343.474112][ T10] ret_from_fork_asm+0x1a/0x30 [ 6343.474112][ T10] [ 6343.476052][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.476052][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.476052][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.476052][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.476052][ T10] ip6_route_add+0x1c/0x140 [ 6343.476052][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6343.476052][ T10] inet6_addr_add+0x4f8/0xa40 [ 6343.476052][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.476052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.476052][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.476052][ T10] netlink_unicast+0x449/0x710 [ 6343.476052][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.476052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.476052][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.476052][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.476052][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.476052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.476052][ T10] [ 6343.478092][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.478092][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.478092][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.478092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.478092][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6343.478092][ T10] ipv6_add_addr+0x411/0x2000 [ 6343.478092][ T10] inet6_addr_add+0x30e/0xa40 [ 6343.478092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.478092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.478092][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.478092][ T10] netlink_unicast+0x449/0x710 [ 6343.478092][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.478092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.478092][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.478092][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.478092][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.478092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.478092][ T10] [ 6343.480109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.480109][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.480109][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.480109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.480109][ T10] ip6_route_add+0x1c/0x140 [ 6343.480109][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6343.480109][ T10] addrconf_add_dev+0xe2/0x170 [ 6343.480109][ T10] inet6_addr_add+0x12f/0xa40 [ 6343.480109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.480109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.480109][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.480109][ T10] netlink_unicast+0x449/0x710 [ 6343.480109][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.480109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.480109][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.480109][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.480109][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.480109][ T10] [ 6343.482213][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.482213][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6343.482213][ T10] ipv6_find_idev+0x102/0x170 [ 6343.482213][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.482213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.482213][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.482213][ T10] netlink_unicast+0x449/0x710 [ 6343.482213][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.482213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.482213][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.482213][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.482213][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.482213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.482213][ T10] [ 6343.483964][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6343.483964][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6343.483964][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6343.483964][ T10] ipv6_find_idev+0x102/0x170 [ 6343.483964][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.483964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.483964][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.483964][ T10] netlink_unicast+0x449/0x710 [ 6343.483964][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.483964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.483964][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.483964][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.483964][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.483964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.483964][ T10] [ 6343.485987][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6343.486244][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6343.486244][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.486244][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.486244][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.486244][ T10] ip6_route_add+0x1c/0x140 [ 6343.486244][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6343.486244][ T10] inet6_addr_add+0x4f8/0xa40 [ 6343.486244][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.486244][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.486244][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.486244][ T10] netlink_unicast+0x449/0x710 [ 6343.486244][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.486244][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.486244][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.486244][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.486244][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.486244][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.486244][ T10] [ 6343.488519][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6343.488519][ T10] netdev_get_by_index+0x5e/0x80 [ 6343.488519][ T10] fib6_nh_init+0x3d8/0x1580 [ 6343.488519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6343.488519][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6343.488519][ T10] ipv6_add_addr+0x411/0x2000 [ 6343.488519][ T10] inet6_addr_add+0x30e/0xa40 [ 6343.488519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6343.488519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.488519][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.488519][ T10] netlink_unicast+0x449/0x710 [ 6343.488519][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.488519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.488519][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.488519][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.488519][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.488519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.488519][ T10] [ 6343.490806][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6343.490806][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6343.490806][ T10] ipv6_find_idev+0x102/0x170 [ 6343.490806][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.490806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.490806][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.490806][ T10] netlink_unicast+0x449/0x710 [ 6343.490806][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.490806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.490806][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.490806][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.490806][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.490806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.490806][ T10] [ 6343.492550][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6343.492550][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6343.492550][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6343.492550][ T10] ipv6_find_idev+0x102/0x170 [ 6343.492550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6343.492550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6343.492550][ T10] netlink_rcv_skb+0x130/0x360 [ 6343.492550][ T10] netlink_unicast+0x449/0x710 [ 6343.492550][ T10] netlink_sendmsg+0x723/0xbe0 [ 6343.492550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6343.492550][ T10] ___sys_sendmsg+0xee/0x170 [ 6343.492550][ T10] __sys_sendmsg+0xcd/0x170 [ 6343.492550][ T10] do_syscall_64+0xc6/0x1e0 [ 6343.492550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6343.492550][ T10] [ 6353.734929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6353.735342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.735342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6353.735342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6353.735342][ T10] fib6_nh_init+0xa22/0x1580 [ 6353.735342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.735342][ T10] ip6_route_add+0x1c/0x140 [ 6353.735342][ T10] inet6_rtm_newroute+0x104/0x110 [ 6353.735342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.735342][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.735342][ T10] netlink_unicast+0x449/0x710 [ 6353.735342][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.735342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.735342][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.735342][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.735342][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.735342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.735342][ T10] [ 6353.737289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.737289][ T10] dst_init+0x84/0x4a0 [ 6353.737289][ T10] dst_alloc+0x97/0x150 [ 6353.737289][ T10] ip6_dst_alloc+0x23/0x90 [ 6353.737289][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6353.737289][ T10] ip6_pol_route+0x56f/0x840 [ 6353.737289][ T10] fib6_rule_lookup+0x456/0x630 [ 6353.737289][ T10] ip6_route_input+0x59c/0xa50 [ 6353.737289][ T10] ipv6_rcv+0x397/0x810 [ 6353.737289][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6353.737289][ T10] process_backlog+0x101/0x620 [ 6353.737289][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6353.737289][ T10] net_rx_action+0x495/0xbe0 [ 6353.737289][ T10] __do_softirq+0x1b5/0x7f6 [ 6353.737289][ T10] [ 6353.738976][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.738976][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.738976][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.738976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.738976][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6353.738976][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6353.738976][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6353.738976][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6353.738976][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6353.738976][ T10] addrconf_dad_begin+0x310/0x670 [ 6353.738976][ T10] addrconf_dad_work+0x10b/0xab0 [ 6353.738976][ T10] process_one_work+0x84d/0x18a0 [ 6353.738976][ T10] worker_thread+0x587/0xd30 [ 6353.738976][ T10] kthread+0x28a/0x350 [ 6353.738976][ T10] ret_from_fork+0x31/0x70 [ 6353.738976][ T10] ret_from_fork_asm+0x1a/0x30 [ 6353.738976][ T10] [ 6353.740926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.740926][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.740926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.740926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.740926][ T10] ip6_route_add+0x1c/0x140 [ 6353.740926][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6353.740926][ T10] inet6_addr_add+0x4f8/0xa40 [ 6353.740926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.740926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.740926][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.740926][ T10] netlink_unicast+0x449/0x710 [ 6353.740926][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.740926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.740926][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.740926][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.740926][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.740926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.740926][ T10] [ 6353.742984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.742984][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.742984][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.742984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.742984][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6353.742984][ T10] ipv6_add_addr+0x411/0x2000 [ 6353.742984][ T10] inet6_addr_add+0x30e/0xa40 [ 6353.742984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.742984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.742984][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.742984][ T10] netlink_unicast+0x449/0x710 [ 6353.742984][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.742984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.742984][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.742984][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.742984][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.742984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.742984][ T10] [ 6353.745013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.745013][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.745013][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.745013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.745013][ T10] ip6_route_add+0x1c/0x140 [ 6353.745013][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6353.745013][ T10] addrconf_add_dev+0xe2/0x170 [ 6353.745013][ T10] inet6_addr_add+0x12f/0xa40 [ 6353.745013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.745013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.745013][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.745013][ T10] netlink_unicast+0x449/0x710 [ 6353.745013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.745013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.745013][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.745013][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.745013][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.745013][ T10] [ 6353.747035][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.747035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6353.747035][ T10] ipv6_find_idev+0x102/0x170 [ 6353.747035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.747035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.747035][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.747035][ T10] netlink_unicast+0x449/0x710 [ 6353.747035][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.747035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.747035][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.747035][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.747035][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.747035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.747035][ T10] [ 6353.748599][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6353.748599][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6353.748599][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6353.748599][ T10] ipv6_find_idev+0x102/0x170 [ 6353.748599][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.748599][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.748599][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.748599][ T10] netlink_unicast+0x449/0x710 [ 6353.748599][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.748599][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.748599][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.748599][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.748599][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.748599][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.748599][ T10] [ 6353.750334][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6353.750626][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6353.750626][ T10] dst_init+0x84/0x4a0 [ 6353.750626][ T10] dst_alloc+0x97/0x150 [ 6353.750626][ T10] ip6_dst_alloc+0x23/0x90 [ 6353.750626][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6353.750626][ T10] ip6_pol_route+0x56f/0x840 [ 6353.750626][ T10] fib6_rule_lookup+0x456/0x630 [ 6353.750626][ T10] ip6_route_input+0x59c/0xa50 [ 6353.750626][ T10] ipv6_rcv+0x397/0x810 [ 6353.750626][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6353.750626][ T10] process_backlog+0x101/0x620 [ 6353.750626][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6353.750626][ T10] net_rx_action+0x495/0xbe0 [ 6353.750626][ T10] __do_softirq+0x1b5/0x7f6 [ 6353.750626][ T10] [ 6353.752293][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.752293][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6353.752293][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6353.752293][ T10] fib6_nh_init+0xa22/0x1580 [ 6353.752293][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.752293][ T10] ip6_route_add+0x1c/0x140 [ 6353.752293][ T10] inet6_rtm_newroute+0x104/0x110 [ 6353.752293][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.752293][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.752293][ T10] netlink_unicast+0x449/0x710 [ 6353.752293][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.752293][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.752293][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.752293][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.752293][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.752293][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.752293][ T10] [ 6353.754212][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.754212][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.754212][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.754212][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.754212][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6353.754212][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6353.754212][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6353.754212][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6353.754212][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6353.754212][ T10] addrconf_dad_begin+0x310/0x670 [ 6353.754212][ T10] addrconf_dad_work+0x10b/0xab0 [ 6353.754212][ T10] process_one_work+0x84d/0x18a0 [ 6353.754212][ T10] worker_thread+0x587/0xd30 [ 6353.754212][ T10] kthread+0x28a/0x350 [ 6353.754212][ T10] ret_from_fork+0x31/0x70 [ 6353.754212][ T10] ret_from_fork_asm+0x1a/0x30 [ 6353.754212][ T10] [ 6353.756180][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.756180][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.756180][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.756180][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.756180][ T10] ip6_route_add+0x1c/0x140 [ 6353.756180][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6353.756180][ T10] inet6_addr_add+0x4f8/0xa40 [ 6353.756180][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.756180][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.756180][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.756180][ T10] netlink_unicast+0x449/0x710 [ 6353.756180][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.756180][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.756180][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.756180][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.756180][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.756180][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.756180][ T10] [ 6353.758208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.758208][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.758208][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.758208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.758208][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6353.758208][ T10] ipv6_add_addr+0x411/0x2000 [ 6353.758208][ T10] inet6_addr_add+0x30e/0xa40 [ 6353.758208][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.758208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.758208][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.758208][ T10] netlink_unicast+0x449/0x710 [ 6353.758208][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.758208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.758208][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.758208][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.758208][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.758208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.758208][ T10] [ 6353.760240][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.760240][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.760240][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.760240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.760240][ T10] ip6_route_add+0x1c/0x140 [ 6353.760240][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6353.760240][ T10] addrconf_add_dev+0xe2/0x170 [ 6353.760240][ T10] inet6_addr_add+0x12f/0xa40 [ 6353.760240][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.760240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.760240][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.760240][ T10] netlink_unicast+0x449/0x710 [ 6353.760240][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.760240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.760240][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.760240][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.760240][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.760240][ T10] [ 6353.762360][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.762360][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6353.762360][ T10] ipv6_find_idev+0x102/0x170 [ 6353.762360][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.762360][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.762360][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.762360][ T10] netlink_unicast+0x449/0x710 [ 6353.762360][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.762360][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.762360][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.762360][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.762360][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.762360][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.762360][ T10] [ 6353.764159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6353.764159][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6353.764159][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6353.764159][ T10] ipv6_find_idev+0x102/0x170 [ 6353.764159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.764159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.764159][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.764159][ T10] netlink_unicast+0x449/0x710 [ 6353.764159][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.764159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.764159][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.764159][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.764159][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.764159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.764159][ T10] [ 6353.766148][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6353.766393][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6353.766393][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.766393][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.766393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.766393][ T10] ip6_route_add+0x1c/0x140 [ 6353.766393][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6353.766393][ T10] inet6_addr_add+0x4f8/0xa40 [ 6353.766393][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.766393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.766393][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.766393][ T10] netlink_unicast+0x449/0x710 [ 6353.766393][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.766393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.766393][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.766393][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.766393][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.766393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.766393][ T10] [ 6353.768691][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6353.768691][ T10] netdev_get_by_index+0x5e/0x80 [ 6353.768691][ T10] fib6_nh_init+0x3d8/0x1580 [ 6353.768691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6353.768691][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6353.768691][ T10] ipv6_add_addr+0x411/0x2000 [ 6353.768691][ T10] inet6_addr_add+0x30e/0xa40 [ 6353.768691][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6353.768691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.768691][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.768691][ T10] netlink_unicast+0x449/0x710 [ 6353.768691][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.768691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.768691][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.768691][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.768691][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.768691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.768691][ T10] [ 6353.770969][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6353.770969][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6353.770969][ T10] ipv6_find_idev+0x102/0x170 [ 6353.770969][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.770969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.770969][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.770969][ T10] netlink_unicast+0x449/0x710 [ 6353.770969][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.770969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.770969][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.770969][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.770969][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.770969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.770969][ T10] [ 6353.772788][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6353.772788][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6353.772788][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6353.772788][ T10] ipv6_find_idev+0x102/0x170 [ 6353.772788][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6353.772788][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6353.772788][ T10] netlink_rcv_skb+0x130/0x360 [ 6353.772788][ T10] netlink_unicast+0x449/0x710 [ 6353.772788][ T10] netlink_sendmsg+0x723/0xbe0 [ 6353.772788][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6353.772788][ T10] ___sys_sendmsg+0xee/0x170 [ 6353.772788][ T10] __sys_sendmsg+0xcd/0x170 [ 6353.772788][ T10] do_syscall_64+0xc6/0x1e0 [ 6353.772788][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6353.772788][ T10] [ 6364.014920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6364.015338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.015338][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6364.015338][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6364.015338][ T10] fib6_nh_init+0xa22/0x1580 [ 6364.015338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.015338][ T10] ip6_route_add+0x1c/0x140 [ 6364.015338][ T10] inet6_rtm_newroute+0x104/0x110 [ 6364.015338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.015338][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.015338][ T10] netlink_unicast+0x449/0x710 [ 6364.015338][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.015338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.015338][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.015338][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.015338][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.015338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.015338][ T10] [ 6364.017304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.017304][ T10] dst_init+0x84/0x4a0 [ 6364.017304][ T10] dst_alloc+0x97/0x150 [ 6364.017304][ T10] ip6_dst_alloc+0x23/0x90 [ 6364.017304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6364.017304][ T10] ip6_pol_route+0x56f/0x840 [ 6364.017304][ T10] fib6_rule_lookup+0x456/0x630 [ 6364.017304][ T10] ip6_route_input+0x59c/0xa50 [ 6364.017304][ T10] ipv6_rcv+0x397/0x810 [ 6364.017304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6364.017304][ T10] process_backlog+0x101/0x620 [ 6364.017304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6364.017304][ T10] net_rx_action+0x495/0xbe0 [ 6364.017304][ T10] __do_softirq+0x1b5/0x7f6 [ 6364.017304][ T10] [ 6364.018981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.018981][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.018981][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.018981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.018981][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6364.018981][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6364.018981][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6364.018981][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6364.018981][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6364.018981][ T10] addrconf_dad_begin+0x310/0x670 [ 6364.018981][ T10] addrconf_dad_work+0x10b/0xab0 [ 6364.018981][ T10] process_one_work+0x84d/0x18a0 [ 6364.018981][ T10] worker_thread+0x587/0xd30 [ 6364.018981][ T10] kthread+0x28a/0x350 [ 6364.018981][ T10] ret_from_fork+0x31/0x70 [ 6364.018981][ T10] ret_from_fork_asm+0x1a/0x30 [ 6364.018981][ T10] [ 6364.020945][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.020945][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.020945][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.020945][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.020945][ T10] ip6_route_add+0x1c/0x140 [ 6364.020945][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6364.020945][ T10] inet6_addr_add+0x4f8/0xa40 [ 6364.020945][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.020945][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.020945][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.020945][ T10] netlink_unicast+0x449/0x710 [ 6364.020945][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.020945][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.020945][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.020945][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.020945][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.020945][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.020945][ T10] [ 6364.022986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.022986][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.022986][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.022986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.022986][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6364.022986][ T10] ipv6_add_addr+0x411/0x2000 [ 6364.022986][ T10] inet6_addr_add+0x30e/0xa40 [ 6364.022986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.022986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.022986][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.022986][ T10] netlink_unicast+0x449/0x710 [ 6364.022986][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.022986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.022986][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.022986][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.022986][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.022986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.022986][ T10] [ 6364.025034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.025034][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.025034][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.025034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.025034][ T10] ip6_route_add+0x1c/0x140 [ 6364.025034][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6364.025034][ T10] addrconf_add_dev+0xe2/0x170 [ 6364.025034][ T10] inet6_addr_add+0x12f/0xa40 [ 6364.025034][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.025034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.025034][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.025034][ T10] netlink_unicast+0x449/0x710 [ 6364.025034][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.025034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.025034][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.025034][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.025034][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.025034][ T10] [ 6364.027054][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.027054][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6364.027054][ T10] ipv6_find_idev+0x102/0x170 [ 6364.027054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.027054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.027054][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.027054][ T10] netlink_unicast+0x449/0x710 [ 6364.027054][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.027054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.027054][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.027054][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.027054][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.027054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.027054][ T10] [ 6364.028623][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6364.028623][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6364.028623][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6364.028623][ T10] ipv6_find_idev+0x102/0x170 [ 6364.028623][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.028623][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.028623][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.028623][ T10] netlink_unicast+0x449/0x710 [ 6364.028623][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.028623][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.028623][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.028623][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.028623][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.028623][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.028623][ T10] [ 6364.030361][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6364.030652][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6364.030652][ T10] dst_init+0x84/0x4a0 [ 6364.030652][ T10] dst_alloc+0x97/0x150 [ 6364.030652][ T10] ip6_dst_alloc+0x23/0x90 [ 6364.030652][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6364.030652][ T10] ip6_pol_route+0x56f/0x840 [ 6364.030652][ T10] fib6_rule_lookup+0x456/0x630 [ 6364.030652][ T10] ip6_route_input+0x59c/0xa50 [ 6364.030652][ T10] ipv6_rcv+0x397/0x810 [ 6364.030652][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6364.030652][ T10] process_backlog+0x101/0x620 [ 6364.030652][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6364.030652][ T10] net_rx_action+0x495/0xbe0 [ 6364.030652][ T10] __do_softirq+0x1b5/0x7f6 [ 6364.030652][ T10] [ 6364.032319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.032319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6364.032319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6364.032319][ T10] fib6_nh_init+0xa22/0x1580 [ 6364.032319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.032319][ T10] ip6_route_add+0x1c/0x140 [ 6364.032319][ T10] inet6_rtm_newroute+0x104/0x110 [ 6364.032319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.032319][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.032319][ T10] netlink_unicast+0x449/0x710 [ 6364.032319][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.032319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.032319][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.032319][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.032319][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.032319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.032319][ T10] [ 6364.034266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.034266][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.034266][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.034266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.034266][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6364.034266][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6364.034266][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6364.034266][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6364.034266][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6364.034266][ T10] addrconf_dad_begin+0x310/0x670 [ 6364.034266][ T10] addrconf_dad_work+0x10b/0xab0 [ 6364.034266][ T10] process_one_work+0x84d/0x18a0 [ 6364.034266][ T10] worker_thread+0x587/0xd30 [ 6364.034266][ T10] kthread+0x28a/0x350 [ 6364.034266][ T10] ret_from_fork+0x31/0x70 [ 6364.034266][ T10] ret_from_fork_asm+0x1a/0x30 [ 6364.034266][ T10] [ 6364.036223][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.036223][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.036223][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.036223][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.036223][ T10] ip6_route_add+0x1c/0x140 [ 6364.036223][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6364.036223][ T10] inet6_addr_add+0x4f8/0xa40 [ 6364.036223][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.036223][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.036223][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.036223][ T10] netlink_unicast+0x449/0x710 [ 6364.036223][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.036223][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.036223][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.036223][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.036223][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.036223][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.036223][ T10] [ 6364.038256][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.038256][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.038256][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.038256][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.038256][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6364.038256][ T10] ipv6_add_addr+0x411/0x2000 [ 6364.038256][ T10] inet6_addr_add+0x30e/0xa40 [ 6364.038256][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.038256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.038256][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.038256][ T10] netlink_unicast+0x449/0x710 [ 6364.038256][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.038256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.038256][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.038256][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.038256][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.038256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.038256][ T10] [ 6364.040314][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.040314][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.040314][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.040314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.040314][ T10] ip6_route_add+0x1c/0x140 [ 6364.040314][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6364.040314][ T10] addrconf_add_dev+0xe2/0x170 [ 6364.040314][ T10] inet6_addr_add+0x12f/0xa40 [ 6364.040314][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.040314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.040314][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.040314][ T10] netlink_unicast+0x449/0x710 [ 6364.040314][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.040314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.040314][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.040314][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.040314][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.040314][ T10] [ 6364.042431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.042431][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6364.042431][ T10] ipv6_find_idev+0x102/0x170 [ 6364.042431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.042431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.042431][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.042431][ T10] netlink_unicast+0x449/0x710 [ 6364.042431][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.042431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.042431][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.042431][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.042431][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.042431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.042431][ T10] [ 6364.044176][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6364.044176][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6364.044176][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6364.044176][ T10] ipv6_find_idev+0x102/0x170 [ 6364.044176][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.044176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.044176][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.044176][ T10] netlink_unicast+0x449/0x710 [ 6364.044176][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.044176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.044176][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.044176][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.044176][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.044176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.044176][ T10] [ 6364.046219][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6364.046467][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6364.046467][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.046467][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.046467][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.046467][ T10] ip6_route_add+0x1c/0x140 [ 6364.046467][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6364.046467][ T10] inet6_addr_add+0x4f8/0xa40 [ 6364.046467][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.046467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.046467][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.046467][ T10] netlink_unicast+0x449/0x710 [ 6364.046467][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.046467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.046467][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.046467][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.046467][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.046467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.046467][ T10] [ 6364.048743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6364.048743][ T10] netdev_get_by_index+0x5e/0x80 [ 6364.048743][ T10] fib6_nh_init+0x3d8/0x1580 [ 6364.048743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6364.048743][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6364.048743][ T10] ipv6_add_addr+0x411/0x2000 [ 6364.048743][ T10] inet6_addr_add+0x30e/0xa40 [ 6364.048743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6364.048743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.048743][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.048743][ T10] netlink_unicast+0x449/0x710 [ 6364.048743][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.048743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.048743][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.048743][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.048743][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.048743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.048743][ T10] [ 6364.051008][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6364.051008][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6364.051008][ T10] ipv6_find_idev+0x102/0x170 [ 6364.051008][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.051008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.051008][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.051008][ T10] netlink_unicast+0x449/0x710 [ 6364.051008][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.051008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.051008][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.051008][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.051008][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.051008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.051008][ T10] [ 6364.052750][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6364.052750][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6364.052750][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6364.052750][ T10] ipv6_find_idev+0x102/0x170 [ 6364.052750][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6364.052750][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6364.052750][ T10] netlink_rcv_skb+0x130/0x360 [ 6364.052750][ T10] netlink_unicast+0x449/0x710 [ 6364.052750][ T10] netlink_sendmsg+0x723/0xbe0 [ 6364.052750][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6364.052750][ T10] ___sys_sendmsg+0xee/0x170 [ 6364.052750][ T10] __sys_sendmsg+0xcd/0x170 [ 6364.052750][ T10] do_syscall_64+0xc6/0x1e0 [ 6364.052750][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6364.052750][ T10] [ 6374.262983][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6374.263399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.263399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6374.263399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6374.263399][ T10] fib6_nh_init+0xa22/0x1580 [ 6374.263399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.263399][ T10] ip6_route_add+0x1c/0x140 [ 6374.263399][ T10] inet6_rtm_newroute+0x104/0x110 [ 6374.263399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.263399][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.263399][ T10] netlink_unicast+0x449/0x710 [ 6374.263399][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.263399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.263399][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.263399][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.263399][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.263399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.263399][ T10] [ 6374.265326][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.265326][ T10] dst_init+0x84/0x4a0 [ 6374.265326][ T10] dst_alloc+0x97/0x150 [ 6374.265326][ T10] ip6_dst_alloc+0x23/0x90 [ 6374.265326][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6374.265326][ T10] ip6_pol_route+0x56f/0x840 [ 6374.265326][ T10] fib6_rule_lookup+0x456/0x630 [ 6374.265326][ T10] ip6_route_input+0x59c/0xa50 [ 6374.265326][ T10] ipv6_rcv+0x397/0x810 [ 6374.265326][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6374.265326][ T10] process_backlog+0x101/0x620 [ 6374.265326][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6374.265326][ T10] net_rx_action+0x495/0xbe0 [ 6374.265326][ T10] __do_softirq+0x1b5/0x7f6 [ 6374.265326][ T10] [ 6374.267025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.267025][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.267025][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.267025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.267025][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6374.267025][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6374.267025][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6374.267025][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6374.267025][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6374.267025][ T10] addrconf_dad_begin+0x310/0x670 [ 6374.267025][ T10] addrconf_dad_work+0x10b/0xab0 [ 6374.267025][ T10] process_one_work+0x84d/0x18a0 [ 6374.267025][ T10] worker_thread+0x587/0xd30 [ 6374.267025][ T10] kthread+0x28a/0x350 [ 6374.267025][ T10] ret_from_fork+0x31/0x70 [ 6374.267025][ T10] ret_from_fork_asm+0x1a/0x30 [ 6374.267025][ T10] [ 6374.268993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.268993][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.268993][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.268993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.268993][ T10] ip6_route_add+0x1c/0x140 [ 6374.268993][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6374.268993][ T10] inet6_addr_add+0x4f8/0xa40 [ 6374.268993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.268993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.268993][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.268993][ T10] netlink_unicast+0x449/0x710 [ 6374.268993][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.268993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.268993][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.268993][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.268993][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.268993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.268993][ T10] [ 6374.271033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.271033][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.271033][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.271033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.271033][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6374.271033][ T10] ipv6_add_addr+0x411/0x2000 [ 6374.271033][ T10] inet6_addr_add+0x30e/0xa40 [ 6374.271033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.271033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.271033][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.271033][ T10] netlink_unicast+0x449/0x710 [ 6374.271033][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.271033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.271033][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.271033][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.271033][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.271033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.271033][ T10] [ 6374.273071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.273071][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.273071][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.273071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.273071][ T10] ip6_route_add+0x1c/0x140 [ 6374.273071][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6374.273071][ T10] addrconf_add_dev+0xe2/0x170 [ 6374.273071][ T10] inet6_addr_add+0x12f/0xa40 [ 6374.273071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.273071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.273071][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.273071][ T10] netlink_unicast+0x449/0x710 [ 6374.273071][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.273071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.273071][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.273071][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.273071][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.273071][ T10] [ 6374.275088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.275088][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6374.275088][ T10] ipv6_find_idev+0x102/0x170 [ 6374.275088][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.275088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.275088][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.275088][ T10] netlink_unicast+0x449/0x710 [ 6374.275088][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.275088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.275088][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.275088][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.275088][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.275088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.275088][ T10] [ 6374.276672][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6374.276672][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6374.276672][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6374.276672][ T10] ipv6_find_idev+0x102/0x170 [ 6374.276672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.276672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.276672][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.276672][ T10] netlink_unicast+0x449/0x710 [ 6374.276672][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.276672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.276672][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.276672][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.276672][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.276672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.276672][ T10] [ 6374.278412][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6374.278704][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6374.278704][ T10] dst_init+0x84/0x4a0 [ 6374.278704][ T10] dst_alloc+0x97/0x150 [ 6374.278704][ T10] ip6_dst_alloc+0x23/0x90 [ 6374.278704][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6374.278704][ T10] ip6_pol_route+0x56f/0x840 [ 6374.278704][ T10] fib6_rule_lookup+0x456/0x630 [ 6374.278704][ T10] ip6_route_input+0x59c/0xa50 [ 6374.278704][ T10] ipv6_rcv+0x397/0x810 [ 6374.278704][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6374.278704][ T10] process_backlog+0x101/0x620 [ 6374.278704][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6374.278704][ T10] net_rx_action+0x495/0xbe0 [ 6374.278704][ T10] __do_softirq+0x1b5/0x7f6 [ 6374.278704][ T10] [ 6374.280373][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.280373][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6374.280373][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6374.280373][ T10] fib6_nh_init+0xa22/0x1580 [ 6374.280373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.280373][ T10] ip6_route_add+0x1c/0x140 [ 6374.280373][ T10] inet6_rtm_newroute+0x104/0x110 [ 6374.280373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.280373][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.280373][ T10] netlink_unicast+0x449/0x710 [ 6374.280373][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.280373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.280373][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.280373][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.280373][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.280373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.280373][ T10] [ 6374.282288][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.282288][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.282288][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.282288][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.282288][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6374.282288][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6374.282288][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6374.282288][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6374.282288][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6374.282288][ T10] addrconf_dad_begin+0x310/0x670 [ 6374.282288][ T10] addrconf_dad_work+0x10b/0xab0 [ 6374.282288][ T10] process_one_work+0x84d/0x18a0 [ 6374.282288][ T10] worker_thread+0x587/0xd30 [ 6374.282288][ T10] kthread+0x28a/0x350 [ 6374.282288][ T10] ret_from_fork+0x31/0x70 [ 6374.282288][ T10] ret_from_fork_asm+0x1a/0x30 [ 6374.282288][ T10] [ 6374.284233][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.284233][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.284233][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.284233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.284233][ T10] ip6_route_add+0x1c/0x140 [ 6374.284233][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6374.284233][ T10] inet6_addr_add+0x4f8/0xa40 [ 6374.284233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.284233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.284233][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.284233][ T10] netlink_unicast+0x449/0x710 [ 6374.284233][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.284233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.284233][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.284233][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.284233][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.284233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.284233][ T10] [ 6374.286281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.286281][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.286281][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.286281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.286281][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6374.286281][ T10] ipv6_add_addr+0x411/0x2000 [ 6374.286281][ T10] inet6_addr_add+0x30e/0xa40 [ 6374.286281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.286281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.286281][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.286281][ T10] netlink_unicast+0x449/0x710 [ 6374.286281][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.286281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.286281][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.286281][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.286281][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.286281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.286281][ T10] [ 6374.288406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.288406][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.288406][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.288406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.288406][ T10] ip6_route_add+0x1c/0x140 [ 6374.288406][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6374.288406][ T10] addrconf_add_dev+0xe2/0x170 [ 6374.288406][ T10] inet6_addr_add+0x12f/0xa40 [ 6374.288406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.288406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.288406][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.288406][ T10] netlink_unicast+0x449/0x710 [ 6374.288406][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.288406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.288406][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.288406][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.288406][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.288406][ T10] [ 6374.290515][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.290515][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6374.290515][ T10] ipv6_find_idev+0x102/0x170 [ 6374.290515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.290515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.290515][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.290515][ T10] netlink_unicast+0x449/0x710 [ 6374.290515][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.290515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.290515][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.290515][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.290515][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.290515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.290515][ T10] [ 6374.292310][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6374.292310][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6374.292310][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6374.292310][ T10] ipv6_find_idev+0x102/0x170 [ 6374.292310][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.292310][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.292310][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.292310][ T10] netlink_unicast+0x449/0x710 [ 6374.292310][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.292310][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.292310][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.292310][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.292310][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.292310][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.292310][ T10] [ 6374.294278][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6374.294522][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6374.294522][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.294522][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.294522][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.294522][ T10] ip6_route_add+0x1c/0x140 [ 6374.294522][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6374.294522][ T10] inet6_addr_add+0x4f8/0xa40 [ 6374.294522][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.294522][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.294522][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.294522][ T10] netlink_unicast+0x449/0x710 [ 6374.294522][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.294522][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.294522][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.294522][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.294522][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.294522][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.294522][ T10] [ 6374.296801][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6374.296801][ T10] netdev_get_by_index+0x5e/0x80 [ 6374.296801][ T10] fib6_nh_init+0x3d8/0x1580 [ 6374.296801][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6374.296801][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6374.296801][ T10] ipv6_add_addr+0x411/0x2000 [ 6374.296801][ T10] inet6_addr_add+0x30e/0xa40 [ 6374.296801][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6374.296801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.296801][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.296801][ T10] netlink_unicast+0x449/0x710 [ 6374.296801][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.296801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.296801][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.296801][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.296801][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.296801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.296801][ T10] [ 6374.299062][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6374.299062][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6374.299062][ T10] ipv6_find_idev+0x102/0x170 [ 6374.299062][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.299062][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.299062][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.299062][ T10] netlink_unicast+0x449/0x710 [ 6374.299062][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.299062][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.299062][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.299062][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.299062][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.299062][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.299062][ T10] [ 6374.300858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6374.300858][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6374.300858][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6374.300858][ T10] ipv6_find_idev+0x102/0x170 [ 6374.300858][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6374.300858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6374.300858][ T10] netlink_rcv_skb+0x130/0x360 [ 6374.300858][ T10] netlink_unicast+0x449/0x710 [ 6374.300858][ T10] netlink_sendmsg+0x723/0xbe0 [ 6374.300858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6374.300858][ T10] ___sys_sendmsg+0xee/0x170 [ 6374.300858][ T10] __sys_sendmsg+0xcd/0x170 [ 6374.300858][ T10] do_syscall_64+0xc6/0x1e0 [ 6374.300858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6374.300858][ T10] [ 6384.550914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6384.551384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.551384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6384.551384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6384.551384][ T10] fib6_nh_init+0xa22/0x1580 [ 6384.551384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.551384][ T10] ip6_route_add+0x1c/0x140 [ 6384.551384][ T10] inet6_rtm_newroute+0x104/0x110 [ 6384.551384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.551384][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.551384][ T10] netlink_unicast+0x449/0x710 [ 6384.551384][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.551384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.551384][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.551384][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.551384][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.551384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.551384][ T10] [ 6384.553323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.553323][ T10] dst_init+0x84/0x4a0 [ 6384.553323][ T10] dst_alloc+0x97/0x150 [ 6384.553323][ T10] ip6_dst_alloc+0x23/0x90 [ 6384.553323][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6384.553323][ T10] ip6_pol_route+0x56f/0x840 [ 6384.553323][ T10] fib6_rule_lookup+0x456/0x630 [ 6384.553323][ T10] ip6_route_input+0x59c/0xa50 [ 6384.553323][ T10] ipv6_rcv+0x397/0x810 [ 6384.553323][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6384.553323][ T10] process_backlog+0x101/0x620 [ 6384.553323][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6384.553323][ T10] net_rx_action+0x495/0xbe0 [ 6384.553323][ T10] __do_softirq+0x1b5/0x7f6 [ 6384.553323][ T10] [ 6384.554993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.554993][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.554993][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.554993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.554993][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6384.554993][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6384.554993][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6384.554993][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6384.554993][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6384.554993][ T10] addrconf_dad_begin+0x310/0x670 [ 6384.554993][ T10] addrconf_dad_work+0x10b/0xab0 [ 6384.554993][ T10] process_one_work+0x84d/0x18a0 [ 6384.554993][ T10] worker_thread+0x587/0xd30 [ 6384.554993][ T10] kthread+0x28a/0x350 [ 6384.554993][ T10] ret_from_fork+0x31/0x70 [ 6384.554993][ T10] ret_from_fork_asm+0x1a/0x30 [ 6384.554993][ T10] [ 6384.556940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.556940][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.556940][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.556940][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.556940][ T10] ip6_route_add+0x1c/0x140 [ 6384.556940][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6384.556940][ T10] inet6_addr_add+0x4f8/0xa40 [ 6384.556940][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.556940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.556940][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.556940][ T10] netlink_unicast+0x449/0x710 [ 6384.556940][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.556940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.556940][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.556940][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.556940][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.556940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.556940][ T10] [ 6384.558954][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.558954][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.558954][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.558954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.558954][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6384.558954][ T10] ipv6_add_addr+0x411/0x2000 [ 6384.558954][ T10] inet6_addr_add+0x30e/0xa40 [ 6384.558954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.558954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.558954][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.558954][ T10] netlink_unicast+0x449/0x710 [ 6384.558954][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.558954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.558954][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.558954][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.558954][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.558954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.558954][ T10] [ 6384.560970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.560970][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.560970][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.560970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.560970][ T10] ip6_route_add+0x1c/0x140 [ 6384.560970][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6384.560970][ T10] addrconf_add_dev+0xe2/0x170 [ 6384.560970][ T10] inet6_addr_add+0x12f/0xa40 [ 6384.560970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.560970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.560970][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.560970][ T10] netlink_unicast+0x449/0x710 [ 6384.560970][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.560970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.560970][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.560970][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.560970][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.560970][ T10] [ 6384.562965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.562965][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6384.562965][ T10] ipv6_find_idev+0x102/0x170 [ 6384.562965][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.562965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.562965][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.562965][ T10] netlink_unicast+0x449/0x710 [ 6384.562965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.562965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.562965][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.562965][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.562965][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.562965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.562965][ T10] [ 6384.564523][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6384.564523][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6384.564523][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6384.564523][ T10] ipv6_find_idev+0x102/0x170 [ 6384.564523][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.564523][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.564523][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.564523][ T10] netlink_unicast+0x449/0x710 [ 6384.564523][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.564523][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.564523][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.564523][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.564523][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.564523][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.564523][ T10] [ 6384.566251][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6384.566532][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6384.566532][ T10] dst_init+0x84/0x4a0 [ 6384.566532][ T10] dst_alloc+0x97/0x150 [ 6384.566532][ T10] ip6_dst_alloc+0x23/0x90 [ 6384.566532][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6384.566532][ T10] ip6_pol_route+0x56f/0x840 [ 6384.566532][ T10] fib6_rule_lookup+0x456/0x630 [ 6384.566532][ T10] ip6_route_input+0x59c/0xa50 [ 6384.566532][ T10] ipv6_rcv+0x397/0x810 [ 6384.566532][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6384.566532][ T10] process_backlog+0x101/0x620 [ 6384.566532][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6384.566532][ T10] net_rx_action+0x495/0xbe0 [ 6384.566532][ T10] __do_softirq+0x1b5/0x7f6 [ 6384.566532][ T10] [ 6384.568210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.568210][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6384.568210][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6384.568210][ T10] fib6_nh_init+0xa22/0x1580 [ 6384.568210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.568210][ T10] ip6_route_add+0x1c/0x140 [ 6384.568210][ T10] inet6_rtm_newroute+0x104/0x110 [ 6384.568210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.568210][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.568210][ T10] netlink_unicast+0x449/0x710 [ 6384.568210][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.568210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.568210][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.568210][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.568210][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.568210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.568210][ T10] [ 6384.570107][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.570107][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.570107][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.570107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.570107][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6384.570107][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6384.570107][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6384.570107][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6384.570107][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6384.570107][ T10] addrconf_dad_begin+0x310/0x670 [ 6384.570107][ T10] addrconf_dad_work+0x10b/0xab0 [ 6384.570107][ T10] process_one_work+0x84d/0x18a0 [ 6384.570107][ T10] worker_thread+0x587/0xd30 [ 6384.570107][ T10] kthread+0x28a/0x350 [ 6384.570107][ T10] ret_from_fork+0x31/0x70 [ 6384.570107][ T10] ret_from_fork_asm+0x1a/0x30 [ 6384.570107][ T10] [ 6384.572043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.572043][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.572043][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.572043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.572043][ T10] ip6_route_add+0x1c/0x140 [ 6384.572043][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6384.572043][ T10] inet6_addr_add+0x4f8/0xa40 [ 6384.572043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.572043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.572043][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.572043][ T10] netlink_unicast+0x449/0x710 [ 6384.572043][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.572043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.572043][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.572043][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.572043][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.572043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.572043][ T10] [ 6384.574067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.574067][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.574067][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.574067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.574067][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6384.574067][ T10] ipv6_add_addr+0x411/0x2000 [ 6384.574067][ T10] inet6_addr_add+0x30e/0xa40 [ 6384.574067][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.574067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.574067][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.574067][ T10] netlink_unicast+0x449/0x710 [ 6384.574067][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.574067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.574067][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.574067][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.574067][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.574067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.574067][ T10] [ 6384.576098][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.576098][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.576098][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.576098][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.576098][ T10] ip6_route_add+0x1c/0x140 [ 6384.576098][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6384.576098][ T10] addrconf_add_dev+0xe2/0x170 [ 6384.576098][ T10] inet6_addr_add+0x12f/0xa40 [ 6384.576098][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.576098][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.576098][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.576098][ T10] netlink_unicast+0x449/0x710 [ 6384.576098][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.576098][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.576098][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.576098][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.576098][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.576098][ T10] [ 6384.578143][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.578143][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6384.578143][ T10] ipv6_find_idev+0x102/0x170 [ 6384.578143][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.578143][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.578143][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.578143][ T10] netlink_unicast+0x449/0x710 [ 6384.578143][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.578143][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.578143][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.578143][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.578143][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.578143][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.578143][ T10] [ 6384.579819][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6384.579819][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6384.579819][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6384.579819][ T10] ipv6_find_idev+0x102/0x170 [ 6384.579819][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.579819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.579819][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.579819][ T10] netlink_unicast+0x449/0x710 [ 6384.579819][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.579819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.579819][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.579819][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.579819][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.579819][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.579819][ T10] [ 6384.581659][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6384.581912][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6384.581912][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.581912][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.581912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.581912][ T10] ip6_route_add+0x1c/0x140 [ 6384.581912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6384.581912][ T10] inet6_addr_add+0x4f8/0xa40 [ 6384.581912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.581912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.581912][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.581912][ T10] netlink_unicast+0x449/0x710 [ 6384.581912][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.581912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.581912][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.581912][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.581912][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.581912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.581912][ T10] [ 6384.584059][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6384.584059][ T10] netdev_get_by_index+0x5e/0x80 [ 6384.584059][ T10] fib6_nh_init+0x3d8/0x1580 [ 6384.584059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6384.584059][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6384.584059][ T10] ipv6_add_addr+0x411/0x2000 [ 6384.584059][ T10] inet6_addr_add+0x30e/0xa40 [ 6384.584059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6384.584059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.584059][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.584059][ T10] netlink_unicast+0x449/0x710 [ 6384.584059][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.584059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.584059][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.584059][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.584059][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.584059][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.584059][ T10] [ 6384.586210][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6384.586210][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6384.586210][ T10] ipv6_find_idev+0x102/0x170 [ 6384.586210][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.586210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.586210][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.586210][ T10] netlink_unicast+0x449/0x710 [ 6384.586210][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.586210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.586210][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.586210][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.586210][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.586210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.586210][ T10] [ 6384.587896][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6384.587896][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6384.587896][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6384.587896][ T10] ipv6_find_idev+0x102/0x170 [ 6384.587896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6384.587896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6384.587896][ T10] netlink_rcv_skb+0x130/0x360 [ 6384.587896][ T10] netlink_unicast+0x449/0x710 [ 6384.587896][ T10] netlink_sendmsg+0x723/0xbe0 [ 6384.587896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6384.587896][ T10] ___sys_sendmsg+0xee/0x170 [ 6384.587896][ T10] __sys_sendmsg+0xcd/0x170 [ 6384.587896][ T10] do_syscall_64+0xc6/0x1e0 [ 6384.587896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6384.587896][ T10] [ 6394.839087][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6394.839565][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.839565][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6394.839565][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6394.839565][ T10] fib6_nh_init+0xa22/0x1580 [ 6394.839565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.839565][ T10] ip6_route_add+0x1c/0x140 [ 6394.839565][ T10] inet6_rtm_newroute+0x104/0x110 [ 6394.839565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.839565][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.839565][ T10] netlink_unicast+0x449/0x710 [ 6394.839565][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.839565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.839565][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.839565][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.839565][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.839565][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.839565][ T10] [ 6394.841523][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.841523][ T10] dst_init+0x84/0x4a0 [ 6394.841523][ T10] dst_alloc+0x97/0x150 [ 6394.841523][ T10] ip6_dst_alloc+0x23/0x90 [ 6394.841523][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6394.841523][ T10] ip6_pol_route+0x56f/0x840 [ 6394.841523][ T10] fib6_rule_lookup+0x456/0x630 [ 6394.841523][ T10] ip6_route_input+0x59c/0xa50 [ 6394.841523][ T10] ipv6_rcv+0x397/0x810 [ 6394.841523][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6394.841523][ T10] process_backlog+0x101/0x620 [ 6394.841523][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6394.841523][ T10] net_rx_action+0x495/0xbe0 [ 6394.841523][ T10] __do_softirq+0x1b5/0x7f6 [ 6394.841523][ T10] [ 6394.843200][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.843200][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.843200][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.843200][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.843200][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6394.843200][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6394.843200][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6394.843200][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6394.843200][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6394.843200][ T10] addrconf_dad_begin+0x310/0x670 [ 6394.843200][ T10] addrconf_dad_work+0x10b/0xab0 [ 6394.843200][ T10] process_one_work+0x84d/0x18a0 [ 6394.843200][ T10] worker_thread+0x587/0xd30 [ 6394.843200][ T10] kthread+0x28a/0x350 [ 6394.843200][ T10] ret_from_fork+0x31/0x70 [ 6394.843200][ T10] ret_from_fork_asm+0x1a/0x30 [ 6394.843200][ T10] [ 6394.845160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.845160][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.845160][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.845160][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.845160][ T10] ip6_route_add+0x1c/0x140 [ 6394.845160][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6394.845160][ T10] inet6_addr_add+0x4f8/0xa40 [ 6394.845160][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.845160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.845160][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.845160][ T10] netlink_unicast+0x449/0x710 [ 6394.845160][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.845160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.845160][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.845160][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.845160][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.845160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.845160][ T10] [ 6394.847250][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.847250][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.847250][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.847250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.847250][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6394.847250][ T10] ipv6_add_addr+0x411/0x2000 [ 6394.847250][ T10] inet6_addr_add+0x30e/0xa40 [ 6394.847250][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.847250][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.847250][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.847250][ T10] netlink_unicast+0x449/0x710 [ 6394.847250][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.847250][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.847250][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.847250][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.847250][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.847250][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.847250][ T10] [ 6394.849279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.849279][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.849279][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.849279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.849279][ T10] ip6_route_add+0x1c/0x140 [ 6394.849279][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6394.849279][ T10] addrconf_add_dev+0xe2/0x170 [ 6394.849279][ T10] inet6_addr_add+0x12f/0xa40 [ 6394.849279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.849279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.849279][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.849279][ T10] netlink_unicast+0x449/0x710 [ 6394.849279][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.849279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.849279][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.849279][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.849279][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.849279][ T10] [ 6394.851289][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.851289][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6394.851289][ T10] ipv6_find_idev+0x102/0x170 [ 6394.851289][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.851289][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.851289][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.851289][ T10] netlink_unicast+0x449/0x710 [ 6394.851289][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.851289][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.851289][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.851289][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.851289][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.851289][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.851289][ T10] [ 6394.852853][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6394.852853][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6394.852853][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6394.852853][ T10] ipv6_find_idev+0x102/0x170 [ 6394.852853][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.852853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.852853][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.852853][ T10] netlink_unicast+0x449/0x710 [ 6394.852853][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.852853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.852853][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.852853][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.852853][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.852853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.852853][ T10] [ 6394.854636][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6394.854954][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6394.854954][ T10] dst_init+0x84/0x4a0 [ 6394.854954][ T10] dst_alloc+0x97/0x150 [ 6394.854954][ T10] ip6_dst_alloc+0x23/0x90 [ 6394.854954][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6394.854954][ T10] ip6_pol_route+0x56f/0x840 [ 6394.854954][ T10] fib6_rule_lookup+0x456/0x630 [ 6394.854954][ T10] ip6_route_input+0x59c/0xa50 [ 6394.854954][ T10] ipv6_rcv+0x397/0x810 [ 6394.854954][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6394.854954][ T10] process_backlog+0x101/0x620 [ 6394.854954][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6394.854954][ T10] net_rx_action+0x495/0xbe0 [ 6394.854954][ T10] __do_softirq+0x1b5/0x7f6 [ 6394.854954][ T10] [ 6394.856633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.856633][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6394.856633][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6394.856633][ T10] fib6_nh_init+0xa22/0x1580 [ 6394.856633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.856633][ T10] ip6_route_add+0x1c/0x140 [ 6394.856633][ T10] inet6_rtm_newroute+0x104/0x110 [ 6394.856633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.856633][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.856633][ T10] netlink_unicast+0x449/0x710 [ 6394.856633][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.856633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.856633][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.856633][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.856633][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.856633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.856633][ T10] [ 6394.858558][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.858558][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.858558][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.858558][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.858558][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6394.858558][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6394.858558][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6394.858558][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6394.858558][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6394.858558][ T10] addrconf_dad_begin+0x310/0x670 [ 6394.858558][ T10] addrconf_dad_work+0x10b/0xab0 [ 6394.858558][ T10] process_one_work+0x84d/0x18a0 [ 6394.858558][ T10] worker_thread+0x587/0xd30 [ 6394.858558][ T10] kthread+0x28a/0x350 [ 6394.858558][ T10] ret_from_fork+0x31/0x70 [ 6394.858558][ T10] ret_from_fork_asm+0x1a/0x30 [ 6394.858558][ T10] [ 6394.860519][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.860519][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.860519][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.860519][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.860519][ T10] ip6_route_add+0x1c/0x140 [ 6394.860519][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6394.860519][ T10] inet6_addr_add+0x4f8/0xa40 [ 6394.860519][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.860519][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.860519][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.860519][ T10] netlink_unicast+0x449/0x710 [ 6394.860519][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.860519][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.860519][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.860519][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.860519][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.860519][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.860519][ T10] [ 6394.862678][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.862678][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.862678][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.862678][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.862678][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6394.862678][ T10] ipv6_add_addr+0x411/0x2000 [ 6394.862678][ T10] inet6_addr_add+0x30e/0xa40 [ 6394.862678][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.862678][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.862678][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.862678][ T10] netlink_unicast+0x449/0x710 [ 6394.862678][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.862678][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.862678][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.862678][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.862678][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.862678][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.862678][ T10] [ 6394.864712][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.864712][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.864712][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.864712][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.864712][ T10] ip6_route_add+0x1c/0x140 [ 6394.864712][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6394.864712][ T10] addrconf_add_dev+0xe2/0x170 [ 6394.864712][ T10] inet6_addr_add+0x12f/0xa40 [ 6394.864712][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.864712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.864712][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.864712][ T10] netlink_unicast+0x449/0x710 [ 6394.864712][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.864712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.864712][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.864712][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.864712][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.864712][ T10] [ 6394.866839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.866839][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6394.866839][ T10] ipv6_find_idev+0x102/0x170 [ 6394.866839][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.866839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.866839][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.866839][ T10] netlink_unicast+0x449/0x710 [ 6394.866839][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.866839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.866839][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.866839][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.866839][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.866839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.866839][ T10] [ 6394.868647][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6394.868647][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6394.868647][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6394.868647][ T10] ipv6_find_idev+0x102/0x170 [ 6394.868647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.868647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.868647][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.868647][ T10] netlink_unicast+0x449/0x710 [ 6394.868647][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.868647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.868647][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.868647][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.868647][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.868647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.868647][ T10] [ 6394.870617][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6394.870880][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6394.870880][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.870880][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.870880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.870880][ T10] ip6_route_add+0x1c/0x140 [ 6394.870880][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6394.870880][ T10] inet6_addr_add+0x4f8/0xa40 [ 6394.870880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.870880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.870880][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.870880][ T10] netlink_unicast+0x449/0x710 [ 6394.870880][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.870880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.870880][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.870880][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.870880][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.870880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.870880][ T10] [ 6394.873134][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6394.873134][ T10] netdev_get_by_index+0x5e/0x80 [ 6394.873134][ T10] fib6_nh_init+0x3d8/0x1580 [ 6394.873134][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6394.873134][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6394.873134][ T10] ipv6_add_addr+0x411/0x2000 [ 6394.873134][ T10] inet6_addr_add+0x30e/0xa40 [ 6394.873134][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6394.873134][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.873134][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.873134][ T10] netlink_unicast+0x449/0x710 [ 6394.873134][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.873134][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.873134][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.873134][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.873134][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.873134][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.873134][ T10] [ 6394.875402][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6394.875402][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6394.875402][ T10] ipv6_find_idev+0x102/0x170 [ 6394.875402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.875402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.875402][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.875402][ T10] netlink_unicast+0x449/0x710 [ 6394.875402][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.875402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.875402][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.875402][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.875402][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.875402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.875402][ T10] [ 6394.877206][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6394.877206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6394.877206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6394.877206][ T10] ipv6_find_idev+0x102/0x170 [ 6394.877206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6394.877206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6394.877206][ T10] netlink_rcv_skb+0x130/0x360 [ 6394.877206][ T10] netlink_unicast+0x449/0x710 [ 6394.877206][ T10] netlink_sendmsg+0x723/0xbe0 [ 6394.877206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6394.877206][ T10] ___sys_sendmsg+0xee/0x170 [ 6394.877206][ T10] __sys_sendmsg+0xcd/0x170 [ 6394.877206][ T10] do_syscall_64+0xc6/0x1e0 [ 6394.877206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6394.877206][ T10] [ 6405.134930][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6405.135398][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.135398][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6405.135398][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6405.135398][ T10] fib6_nh_init+0xa22/0x1580 [ 6405.135398][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.135398][ T10] ip6_route_add+0x1c/0x140 [ 6405.135398][ T10] inet6_rtm_newroute+0x104/0x110 [ 6405.135398][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.135398][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.135398][ T10] netlink_unicast+0x449/0x710 [ 6405.135398][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.135398][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.135398][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.135398][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.135398][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.135398][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.135398][ T10] [ 6405.137343][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.137343][ T10] dst_init+0x84/0x4a0 [ 6405.137343][ T10] dst_alloc+0x97/0x150 [ 6405.137343][ T10] ip6_dst_alloc+0x23/0x90 [ 6405.137343][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6405.137343][ T10] ip6_pol_route+0x56f/0x840 [ 6405.137343][ T10] fib6_rule_lookup+0x456/0x630 [ 6405.137343][ T10] ip6_route_input+0x59c/0xa50 [ 6405.137343][ T10] ipv6_rcv+0x397/0x810 [ 6405.137343][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6405.137343][ T10] process_backlog+0x101/0x620 [ 6405.137343][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6405.137343][ T10] net_rx_action+0x495/0xbe0 [ 6405.137343][ T10] __do_softirq+0x1b5/0x7f6 [ 6405.137343][ T10] [ 6405.139012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.139012][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.139012][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.139012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.139012][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6405.139012][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6405.139012][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6405.139012][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6405.139012][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6405.139012][ T10] addrconf_dad_begin+0x310/0x670 [ 6405.139012][ T10] addrconf_dad_work+0x10b/0xab0 [ 6405.139012][ T10] process_one_work+0x84d/0x18a0 [ 6405.139012][ T10] worker_thread+0x587/0xd30 [ 6405.139012][ T10] kthread+0x28a/0x350 [ 6405.139012][ T10] ret_from_fork+0x31/0x70 [ 6405.139012][ T10] ret_from_fork_asm+0x1a/0x30 [ 6405.139012][ T10] [ 6405.140948][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.140948][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.140948][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.140948][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.140948][ T10] ip6_route_add+0x1c/0x140 [ 6405.140948][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6405.140948][ T10] inet6_addr_add+0x4f8/0xa40 [ 6405.140948][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.140948][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.140948][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.140948][ T10] netlink_unicast+0x449/0x710 [ 6405.140948][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.140948][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.140948][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.140948][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.140948][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.140948][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.140948][ T10] [ 6405.142971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.142971][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.142971][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.142971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.142971][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6405.142971][ T10] ipv6_add_addr+0x411/0x2000 [ 6405.142971][ T10] inet6_addr_add+0x30e/0xa40 [ 6405.142971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.142971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.142971][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.142971][ T10] netlink_unicast+0x449/0x710 [ 6405.142971][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.142971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.142971][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.142971][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.142971][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.142971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.142971][ T10] [ 6405.145533][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.145533][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.145533][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.145533][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.145533][ T10] ip6_route_add+0x1c/0x140 [ 6405.145533][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6405.145533][ T10] addrconf_add_dev+0xe2/0x170 [ 6405.145533][ T10] inet6_addr_add+0x12f/0xa40 [ 6405.145533][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.145533][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.145533][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.145533][ T10] netlink_unicast+0x449/0x710 [ 6405.145533][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.145533][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.145533][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.145533][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.145533][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.145533][ T10] [ 6405.147525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.147525][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6405.147525][ T10] ipv6_find_idev+0x102/0x170 [ 6405.147525][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.147525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.147525][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.147525][ T10] netlink_unicast+0x449/0x710 [ 6405.147525][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.147525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.147525][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.147525][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.147525][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.147525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.147525][ T10] [ 6405.149100][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6405.149100][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6405.149100][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6405.149100][ T10] ipv6_find_idev+0x102/0x170 [ 6405.149100][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.149100][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.149100][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.149100][ T10] netlink_unicast+0x449/0x710 [ 6405.149100][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.149100][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.149100][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.149100][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.149100][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.149100][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.149100][ T10] [ 6405.150835][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6405.151115][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6405.151115][ T10] dst_init+0x84/0x4a0 [ 6405.151115][ T10] dst_alloc+0x97/0x150 [ 6405.151115][ T10] ip6_dst_alloc+0x23/0x90 [ 6405.151115][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6405.151115][ T10] ip6_pol_route+0x56f/0x840 [ 6405.151115][ T10] fib6_rule_lookup+0x456/0x630 [ 6405.151115][ T10] ip6_route_input+0x59c/0xa50 [ 6405.151115][ T10] ipv6_rcv+0x397/0x810 [ 6405.151115][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6405.151115][ T10] process_backlog+0x101/0x620 [ 6405.151115][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6405.151115][ T10] net_rx_action+0x495/0xbe0 [ 6405.151115][ T10] __do_softirq+0x1b5/0x7f6 [ 6405.151115][ T10] [ 6405.152824][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.152824][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6405.152824][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6405.152824][ T10] fib6_nh_init+0xa22/0x1580 [ 6405.152824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.152824][ T10] ip6_route_add+0x1c/0x140 [ 6405.152824][ T10] inet6_rtm_newroute+0x104/0x110 [ 6405.152824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.152824][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.152824][ T10] netlink_unicast+0x449/0x710 [ 6405.152824][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.152824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.152824][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.152824][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.152824][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.152824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.152824][ T10] [ 6405.154743][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.154743][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.154743][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.154743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.154743][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6405.154743][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6405.154743][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6405.154743][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6405.154743][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6405.154743][ T10] addrconf_dad_begin+0x310/0x670 [ 6405.154743][ T10] addrconf_dad_work+0x10b/0xab0 [ 6405.154743][ T10] process_one_work+0x84d/0x18a0 [ 6405.154743][ T10] worker_thread+0x587/0xd30 [ 6405.154743][ T10] kthread+0x28a/0x350 [ 6405.154743][ T10] ret_from_fork+0x31/0x70 [ 6405.154743][ T10] ret_from_fork_asm+0x1a/0x30 [ 6405.154743][ T10] [ 6405.156692][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.156692][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.156692][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.156692][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.156692][ T10] ip6_route_add+0x1c/0x140 [ 6405.156692][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6405.156692][ T10] inet6_addr_add+0x4f8/0xa40 [ 6405.156692][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.156692][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.156692][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.156692][ T10] netlink_unicast+0x449/0x710 [ 6405.156692][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.156692][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.156692][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.156692][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.156692][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.156692][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.156692][ T10] [ 6405.158713][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.158713][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.158713][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.158713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.158713][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6405.158713][ T10] ipv6_add_addr+0x411/0x2000 [ 6405.158713][ T10] inet6_addr_add+0x30e/0xa40 [ 6405.158713][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.158713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.158713][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.158713][ T10] netlink_unicast+0x449/0x710 [ 6405.158713][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.158713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.158713][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.158713][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.158713][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.158713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.158713][ T10] [ 6405.160740][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.160740][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.160740][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.160740][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.160740][ T10] ip6_route_add+0x1c/0x140 [ 6405.160740][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6405.160740][ T10] addrconf_add_dev+0xe2/0x170 [ 6405.160740][ T10] inet6_addr_add+0x12f/0xa40 [ 6405.160740][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.160740][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.160740][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.160740][ T10] netlink_unicast+0x449/0x710 [ 6405.160740][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.160740][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.160740][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.160740][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.160740][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.160740][ T10] [ 6405.162847][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.162847][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6405.162847][ T10] ipv6_find_idev+0x102/0x170 [ 6405.162847][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.162847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.162847][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.162847][ T10] netlink_unicast+0x449/0x710 [ 6405.162847][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.162847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.162847][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.162847][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.162847][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.162847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.162847][ T10] [ 6405.164585][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6405.164585][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6405.164585][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6405.164585][ T10] ipv6_find_idev+0x102/0x170 [ 6405.164585][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.164585][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.164585][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.164585][ T10] netlink_unicast+0x449/0x710 [ 6405.164585][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.164585][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.164585][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.164585][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.164585][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.164585][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.164585][ T10] [ 6405.166606][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6405.166850][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6405.166850][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.166850][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.166850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.166850][ T10] ip6_route_add+0x1c/0x140 [ 6405.166850][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6405.166850][ T10] inet6_addr_add+0x4f8/0xa40 [ 6405.166850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.166850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.166850][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.166850][ T10] netlink_unicast+0x449/0x710 [ 6405.166850][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.166850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.166850][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.166850][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.166850][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.166850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.166850][ T10] [ 6405.169040][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6405.169040][ T10] netdev_get_by_index+0x5e/0x80 [ 6405.169040][ T10] fib6_nh_init+0x3d8/0x1580 [ 6405.169040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6405.169040][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6405.169040][ T10] ipv6_add_addr+0x411/0x2000 [ 6405.169040][ T10] inet6_addr_add+0x30e/0xa40 [ 6405.169040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6405.169040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.169040][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.169040][ T10] netlink_unicast+0x449/0x710 [ 6405.169040][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.169040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.169040][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.169040][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.169040][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.169040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.169040][ T10] [ 6405.171196][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6405.171196][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6405.171196][ T10] ipv6_find_idev+0x102/0x170 [ 6405.171196][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.171196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.171196][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.171196][ T10] netlink_unicast+0x449/0x710 [ 6405.171196][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.171196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.171196][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.171196][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.171196][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.171196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.171196][ T10] [ 6405.172889][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6405.172889][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6405.172889][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6405.172889][ T10] ipv6_find_idev+0x102/0x170 [ 6405.172889][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6405.172889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6405.172889][ T10] netlink_rcv_skb+0x130/0x360 [ 6405.172889][ T10] netlink_unicast+0x449/0x710 [ 6405.172889][ T10] netlink_sendmsg+0x723/0xbe0 [ 6405.172889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6405.172889][ T10] ___sys_sendmsg+0xee/0x170 [ 6405.172889][ T10] __sys_sendmsg+0xcd/0x170 [ 6405.172889][ T10] do_syscall_64+0xc6/0x1e0 [ 6405.172889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6405.172889][ T10] [ 6415.422937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6415.423350][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.423350][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6415.423350][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6415.423350][ T10] fib6_nh_init+0xa22/0x1580 [ 6415.423350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.423350][ T10] ip6_route_add+0x1c/0x140 [ 6415.423350][ T10] inet6_rtm_newroute+0x104/0x110 [ 6415.423350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.423350][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.423350][ T10] netlink_unicast+0x449/0x710 [ 6415.423350][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.423350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.423350][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.423350][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.423350][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.423350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.423350][ T10] [ 6415.425287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.425287][ T10] dst_init+0x84/0x4a0 [ 6415.425287][ T10] dst_alloc+0x97/0x150 [ 6415.425287][ T10] ip6_dst_alloc+0x23/0x90 [ 6415.425287][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6415.425287][ T10] ip6_pol_route+0x56f/0x840 [ 6415.425287][ T10] fib6_rule_lookup+0x456/0x630 [ 6415.425287][ T10] ip6_route_input+0x59c/0xa50 [ 6415.425287][ T10] ipv6_rcv+0x397/0x810 [ 6415.425287][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6415.425287][ T10] process_backlog+0x101/0x620 [ 6415.425287][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6415.425287][ T10] net_rx_action+0x495/0xbe0 [ 6415.425287][ T10] __do_softirq+0x1b5/0x7f6 [ 6415.425287][ T10] [ 6415.427091][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.427091][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.427091][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.427091][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.427091][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6415.427091][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6415.427091][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6415.427091][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6415.427091][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6415.427091][ T10] addrconf_dad_begin+0x310/0x670 [ 6415.427091][ T10] addrconf_dad_work+0x10b/0xab0 [ 6415.427091][ T10] process_one_work+0x84d/0x18a0 [ 6415.427091][ T10] worker_thread+0x587/0xd30 [ 6415.427091][ T10] kthread+0x28a/0x350 [ 6415.427091][ T10] ret_from_fork+0x31/0x70 [ 6415.427091][ T10] ret_from_fork_asm+0x1a/0x30 [ 6415.427091][ T10] [ 6415.429029][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.429029][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.429029][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.429029][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.429029][ T10] ip6_route_add+0x1c/0x140 [ 6415.429029][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6415.429029][ T10] inet6_addr_add+0x4f8/0xa40 [ 6415.429029][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.429029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.429029][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.429029][ T10] netlink_unicast+0x449/0x710 [ 6415.429029][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.429029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.429029][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.429029][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.429029][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.429029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.429029][ T10] [ 6415.431076][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.431076][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.431076][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.431076][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.431076][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6415.431076][ T10] ipv6_add_addr+0x411/0x2000 [ 6415.431076][ T10] inet6_addr_add+0x30e/0xa40 [ 6415.431076][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.431076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.431076][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.431076][ T10] netlink_unicast+0x449/0x710 [ 6415.431076][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.431076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.431076][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.431076][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.431076][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.431076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.431076][ T10] [ 6415.433125][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.433125][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.433125][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.433125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.433125][ T10] ip6_route_add+0x1c/0x140 [ 6415.433125][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6415.433125][ T10] addrconf_add_dev+0xe2/0x170 [ 6415.433125][ T10] inet6_addr_add+0x12f/0xa40 [ 6415.433125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.433125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.433125][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.433125][ T10] netlink_unicast+0x449/0x710 [ 6415.433125][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.433125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.433125][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.433125][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.433125][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.433125][ T10] [ 6415.435110][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.435110][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6415.435110][ T10] ipv6_find_idev+0x102/0x170 [ 6415.435110][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.435110][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.435110][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.435110][ T10] netlink_unicast+0x449/0x710 [ 6415.435110][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.435110][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.435110][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.435110][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.435110][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.435110][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.435110][ T10] [ 6415.436678][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6415.436678][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6415.436678][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6415.436678][ T10] ipv6_find_idev+0x102/0x170 [ 6415.436678][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.436678][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.436678][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.436678][ T10] netlink_unicast+0x449/0x710 [ 6415.436678][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.436678][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.436678][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.436678][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.436678][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.436678][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.436678][ T10] [ 6415.438411][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6415.438693][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6415.438693][ T10] dst_init+0x84/0x4a0 [ 6415.438693][ T10] dst_alloc+0x97/0x150 [ 6415.438693][ T10] ip6_dst_alloc+0x23/0x90 [ 6415.438693][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6415.438693][ T10] ip6_pol_route+0x56f/0x840 [ 6415.438693][ T10] fib6_rule_lookup+0x456/0x630 [ 6415.438693][ T10] ip6_route_input+0x59c/0xa50 [ 6415.438693][ T10] ipv6_rcv+0x397/0x810 [ 6415.438693][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6415.438693][ T10] process_backlog+0x101/0x620 [ 6415.438693][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6415.438693][ T10] net_rx_action+0x495/0xbe0 [ 6415.438693][ T10] __do_softirq+0x1b5/0x7f6 [ 6415.438693][ T10] [ 6415.440361][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.440361][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6415.440361][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6415.440361][ T10] fib6_nh_init+0xa22/0x1580 [ 6415.440361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.440361][ T10] ip6_route_add+0x1c/0x140 [ 6415.440361][ T10] inet6_rtm_newroute+0x104/0x110 [ 6415.440361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.440361][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.440361][ T10] netlink_unicast+0x449/0x710 [ 6415.440361][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.440361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.440361][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.440361][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.440361][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.440361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.440361][ T10] [ 6415.442273][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.442273][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.442273][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.442273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.442273][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6415.442273][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6415.442273][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6415.442273][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6415.442273][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6415.442273][ T10] addrconf_dad_begin+0x310/0x670 [ 6415.442273][ T10] addrconf_dad_work+0x10b/0xab0 [ 6415.442273][ T10] process_one_work+0x84d/0x18a0 [ 6415.442273][ T10] worker_thread+0x587/0xd30 [ 6415.442273][ T10] kthread+0x28a/0x350 [ 6415.442273][ T10] ret_from_fork+0x31/0x70 [ 6415.442273][ T10] ret_from_fork_asm+0x1a/0x30 [ 6415.442273][ T10] [ 6415.444214][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.444214][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.444214][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.444214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.444214][ T10] ip6_route_add+0x1c/0x140 [ 6415.444214][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6415.444214][ T10] inet6_addr_add+0x4f8/0xa40 [ 6415.444214][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.444214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.444214][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.444214][ T10] netlink_unicast+0x449/0x710 [ 6415.444214][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.444214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.444214][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.444214][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.444214][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.444214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.444214][ T10] [ 6415.446263][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.446263][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.446263][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.446263][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.446263][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6415.446263][ T10] ipv6_add_addr+0x411/0x2000 [ 6415.446263][ T10] inet6_addr_add+0x30e/0xa40 [ 6415.446263][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.446263][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.446263][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.446263][ T10] netlink_unicast+0x449/0x710 [ 6415.446263][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.446263][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.446263][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.446263][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.446263][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.446263][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.446263][ T10] [ 6415.448300][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.448300][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.448300][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.448300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.448300][ T10] ip6_route_add+0x1c/0x140 [ 6415.448300][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6415.448300][ T10] addrconf_add_dev+0xe2/0x170 [ 6415.448300][ T10] inet6_addr_add+0x12f/0xa40 [ 6415.448300][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.448300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.448300][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.448300][ T10] netlink_unicast+0x449/0x710 [ 6415.448300][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.448300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.448300][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.448300][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.448300][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.448300][ T10] [ 6415.450427][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.450427][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6415.450427][ T10] ipv6_find_idev+0x102/0x170 [ 6415.450427][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.450427][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.450427][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.450427][ T10] netlink_unicast+0x449/0x710 [ 6415.450427][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.450427][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.450427][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.450427][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.450427][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.450427][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.450427][ T10] [ 6415.452234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6415.452234][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6415.452234][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6415.452234][ T10] ipv6_find_idev+0x102/0x170 [ 6415.452234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.452234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.452234][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.452234][ T10] netlink_unicast+0x449/0x710 [ 6415.452234][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.452234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.452234][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.452234][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.452234][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.452234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.452234][ T10] [ 6415.454193][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6415.454437][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6415.454437][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.454437][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.454437][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.454437][ T10] ip6_route_add+0x1c/0x140 [ 6415.454437][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6415.454437][ T10] inet6_addr_add+0x4f8/0xa40 [ 6415.454437][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.454437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.454437][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.454437][ T10] netlink_unicast+0x449/0x710 [ 6415.454437][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.454437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.454437][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.454437][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.454437][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.454437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.454437][ T10] [ 6415.456723][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6415.456723][ T10] netdev_get_by_index+0x5e/0x80 [ 6415.456723][ T10] fib6_nh_init+0x3d8/0x1580 [ 6415.456723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6415.456723][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6415.456723][ T10] ipv6_add_addr+0x411/0x2000 [ 6415.456723][ T10] inet6_addr_add+0x30e/0xa40 [ 6415.456723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6415.456723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.456723][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.456723][ T10] netlink_unicast+0x449/0x710 [ 6415.456723][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.456723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.456723][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.456723][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.456723][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.456723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.456723][ T10] [ 6415.458994][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6415.458994][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6415.458994][ T10] ipv6_find_idev+0x102/0x170 [ 6415.458994][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.458994][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.458994][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.458994][ T10] netlink_unicast+0x449/0x710 [ 6415.458994][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.458994][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.458994][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.458994][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.458994][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.458994][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.458994][ T10] [ 6415.460797][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6415.460797][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6415.460797][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6415.460797][ T10] ipv6_find_idev+0x102/0x170 [ 6415.460797][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6415.460797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6415.460797][ T10] netlink_rcv_skb+0x130/0x360 [ 6415.460797][ T10] netlink_unicast+0x449/0x710 [ 6415.460797][ T10] netlink_sendmsg+0x723/0xbe0 [ 6415.460797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6415.460797][ T10] ___sys_sendmsg+0xee/0x170 [ 6415.460797][ T10] __sys_sendmsg+0xcd/0x170 [ 6415.460797][ T10] do_syscall_64+0xc6/0x1e0 [ 6415.460797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6415.460797][ T10] [ 6425.638956][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6425.639440][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.639440][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6425.639440][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6425.639440][ T10] fib6_nh_init+0xa22/0x1580 [ 6425.639440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.639440][ T10] ip6_route_add+0x1c/0x140 [ 6425.639440][ T10] inet6_rtm_newroute+0x104/0x110 [ 6425.639440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.639440][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.639440][ T10] netlink_unicast+0x449/0x710 [ 6425.639440][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.639440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.639440][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.639440][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.639440][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.639440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.639440][ T10] [ 6425.641384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.641384][ T10] dst_init+0x84/0x4a0 [ 6425.641384][ T10] dst_alloc+0x97/0x150 [ 6425.641384][ T10] ip6_dst_alloc+0x23/0x90 [ 6425.641384][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6425.641384][ T10] ip6_pol_route+0x56f/0x840 [ 6425.641384][ T10] fib6_rule_lookup+0x456/0x630 [ 6425.641384][ T10] ip6_route_input+0x59c/0xa50 [ 6425.641384][ T10] ipv6_rcv+0x397/0x810 [ 6425.641384][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6425.641384][ T10] process_backlog+0x101/0x620 [ 6425.641384][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6425.641384][ T10] net_rx_action+0x495/0xbe0 [ 6425.641384][ T10] __do_softirq+0x1b5/0x7f6 [ 6425.641384][ T10] [ 6425.643077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.643077][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.643077][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.643077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.643077][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6425.643077][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6425.643077][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6425.643077][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6425.643077][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6425.643077][ T10] addrconf_dad_begin+0x310/0x670 [ 6425.643077][ T10] addrconf_dad_work+0x10b/0xab0 [ 6425.643077][ T10] process_one_work+0x84d/0x18a0 [ 6425.643077][ T10] worker_thread+0x587/0xd30 [ 6425.643077][ T10] kthread+0x28a/0x350 [ 6425.643077][ T10] ret_from_fork+0x31/0x70 [ 6425.643077][ T10] ret_from_fork_asm+0x1a/0x30 [ 6425.643077][ T10] [ 6425.645024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.645024][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.645024][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.645024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.645024][ T10] ip6_route_add+0x1c/0x140 [ 6425.645024][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6425.645024][ T10] inet6_addr_add+0x4f8/0xa40 [ 6425.645024][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.645024][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.645024][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.645024][ T10] netlink_unicast+0x449/0x710 [ 6425.645024][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.645024][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.645024][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.645024][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.645024][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.645024][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.645024][ T10] [ 6425.647071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.647071][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.647071][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.647071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.647071][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6425.647071][ T10] ipv6_add_addr+0x411/0x2000 [ 6425.647071][ T10] inet6_addr_add+0x30e/0xa40 [ 6425.647071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.647071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.647071][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.647071][ T10] netlink_unicast+0x449/0x710 [ 6425.647071][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.647071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.647071][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.647071][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.647071][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.647071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.647071][ T10] [ 6425.649104][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.649104][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.649104][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.649104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.649104][ T10] ip6_route_add+0x1c/0x140 [ 6425.649104][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6425.649104][ T10] addrconf_add_dev+0xe2/0x170 [ 6425.649104][ T10] inet6_addr_add+0x12f/0xa40 [ 6425.649104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.649104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.649104][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.649104][ T10] netlink_unicast+0x449/0x710 [ 6425.649104][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.649104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.649104][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.649104][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.649104][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.649104][ T10] [ 6425.651114][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.651114][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6425.651114][ T10] ipv6_find_idev+0x102/0x170 [ 6425.651114][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.651114][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.651114][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.651114][ T10] netlink_unicast+0x449/0x710 [ 6425.651114][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.651114][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.651114][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.651114][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.651114][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.651114][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.651114][ T10] [ 6425.652675][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6425.652675][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6425.652675][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6425.652675][ T10] ipv6_find_idev+0x102/0x170 [ 6425.652675][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.652675][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.652675][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.652675][ T10] netlink_unicast+0x449/0x710 [ 6425.652675][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.652675][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.652675][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.652675][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.652675][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.652675][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.652675][ T10] [ 6425.654425][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6425.654721][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6425.654721][ T10] dst_init+0x84/0x4a0 [ 6425.654721][ T10] dst_alloc+0x97/0x150 [ 6425.654721][ T10] ip6_dst_alloc+0x23/0x90 [ 6425.654721][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6425.654721][ T10] ip6_pol_route+0x56f/0x840 [ 6425.654721][ T10] fib6_rule_lookup+0x456/0x630 [ 6425.654721][ T10] ip6_route_input+0x59c/0xa50 [ 6425.654721][ T10] ipv6_rcv+0x397/0x810 [ 6425.654721][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6425.654721][ T10] process_backlog+0x101/0x620 [ 6425.654721][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6425.654721][ T10] net_rx_action+0x495/0xbe0 [ 6425.654721][ T10] __do_softirq+0x1b5/0x7f6 [ 6425.654721][ T10] [ 6425.656402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.656402][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6425.656402][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6425.656402][ T10] fib6_nh_init+0xa22/0x1580 [ 6425.656402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.656402][ T10] ip6_route_add+0x1c/0x140 [ 6425.656402][ T10] inet6_rtm_newroute+0x104/0x110 [ 6425.656402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.656402][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.656402][ T10] netlink_unicast+0x449/0x710 [ 6425.656402][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.656402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.656402][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.656402][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.656402][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.656402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.656402][ T10] [ 6425.658315][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.658315][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.658315][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.658315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.658315][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6425.658315][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6425.658315][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6425.658315][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6425.658315][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6425.658315][ T10] addrconf_dad_begin+0x310/0x670 [ 6425.658315][ T10] addrconf_dad_work+0x10b/0xab0 [ 6425.658315][ T10] process_one_work+0x84d/0x18a0 [ 6425.658315][ T10] worker_thread+0x587/0xd30 [ 6425.658315][ T10] kthread+0x28a/0x350 [ 6425.658315][ T10] ret_from_fork+0x31/0x70 [ 6425.658315][ T10] ret_from_fork_asm+0x1a/0x30 [ 6425.658315][ T10] [ 6425.660252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.660252][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.660252][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.660252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.660252][ T10] ip6_route_add+0x1c/0x140 [ 6425.660252][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6425.660252][ T10] inet6_addr_add+0x4f8/0xa40 [ 6425.660252][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.660252][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.660252][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.660252][ T10] netlink_unicast+0x449/0x710 [ 6425.660252][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.660252][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.660252][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.660252][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.660252][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.660252][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.660252][ T10] [ 6425.662291][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.662291][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.662291][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.662291][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.662291][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6425.662291][ T10] ipv6_add_addr+0x411/0x2000 [ 6425.662291][ T10] inet6_addr_add+0x30e/0xa40 [ 6425.662291][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.662291][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.662291][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.662291][ T10] netlink_unicast+0x449/0x710 [ 6425.662291][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.662291][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.662291][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.662291][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.662291][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.662291][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.662291][ T10] [ 6425.664319][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.664319][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.664319][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.664319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.664319][ T10] ip6_route_add+0x1c/0x140 [ 6425.664319][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6425.664319][ T10] addrconf_add_dev+0xe2/0x170 [ 6425.664319][ T10] inet6_addr_add+0x12f/0xa40 [ 6425.664319][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.664319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.664319][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.664319][ T10] netlink_unicast+0x449/0x710 [ 6425.664319][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.664319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.664319][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.664319][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.664319][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.664319][ T10] [ 6425.666443][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.666443][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6425.666443][ T10] ipv6_find_idev+0x102/0x170 [ 6425.666443][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.666443][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.666443][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.666443][ T10] netlink_unicast+0x449/0x710 [ 6425.666443][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.666443][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.666443][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.666443][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.666443][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.666443][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.666443][ T10] [ 6425.668187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6425.668187][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6425.668187][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6425.668187][ T10] ipv6_find_idev+0x102/0x170 [ 6425.668187][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.668187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.668187][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.668187][ T10] netlink_unicast+0x449/0x710 [ 6425.668187][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.668187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.668187][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.668187][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.668187][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.668187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.668187][ T10] [ 6425.670209][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6425.670463][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6425.670463][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.670463][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.670463][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.670463][ T10] ip6_route_add+0x1c/0x140 [ 6425.670463][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6425.670463][ T10] inet6_addr_add+0x4f8/0xa40 [ 6425.670463][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.670463][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.670463][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.670463][ T10] netlink_unicast+0x449/0x710 [ 6425.670463][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.670463][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.670463][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.670463][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.670463][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.670463][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.670463][ T10] [ 6425.672743][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6425.672743][ T10] netdev_get_by_index+0x5e/0x80 [ 6425.672743][ T10] fib6_nh_init+0x3d8/0x1580 [ 6425.672743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6425.672743][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6425.672743][ T10] ipv6_add_addr+0x411/0x2000 [ 6425.672743][ T10] inet6_addr_add+0x30e/0xa40 [ 6425.672743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6425.672743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.672743][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.672743][ T10] netlink_unicast+0x449/0x710 [ 6425.672743][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.672743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.672743][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.672743][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.672743][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.672743][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.672743][ T10] [ 6425.675013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6425.675013][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6425.675013][ T10] ipv6_find_idev+0x102/0x170 [ 6425.675013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.675013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.675013][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.675013][ T10] netlink_unicast+0x449/0x710 [ 6425.675013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.675013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.675013][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.675013][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.675013][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.675013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.675013][ T10] [ 6425.676767][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6425.676767][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6425.676767][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6425.676767][ T10] ipv6_find_idev+0x102/0x170 [ 6425.676767][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6425.676767][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6425.676767][ T10] netlink_rcv_skb+0x130/0x360 [ 6425.676767][ T10] netlink_unicast+0x449/0x710 [ 6425.676767][ T10] netlink_sendmsg+0x723/0xbe0 [ 6425.676767][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6425.676767][ T10] ___sys_sendmsg+0xee/0x170 [ 6425.676767][ T10] __sys_sendmsg+0xcd/0x170 [ 6425.676767][ T10] do_syscall_64+0xc6/0x1e0 [ 6425.676767][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6425.676767][ T10] [ 6435.918933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6435.919400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.919400][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6435.919400][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6435.919400][ T10] fib6_nh_init+0xa22/0x1580 [ 6435.919400][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.919400][ T10] ip6_route_add+0x1c/0x140 [ 6435.919400][ T10] inet6_rtm_newroute+0x104/0x110 [ 6435.919400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.919400][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.919400][ T10] netlink_unicast+0x449/0x710 [ 6435.919400][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.919400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.919400][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.919400][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.919400][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.919400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.919400][ T10] [ 6435.921334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.921334][ T10] dst_init+0x84/0x4a0 [ 6435.921334][ T10] dst_alloc+0x97/0x150 [ 6435.921334][ T10] ip6_dst_alloc+0x23/0x90 [ 6435.921334][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6435.921334][ T10] ip6_pol_route+0x56f/0x840 [ 6435.921334][ T10] fib6_rule_lookup+0x456/0x630 [ 6435.921334][ T10] ip6_route_input+0x59c/0xa50 [ 6435.921334][ T10] ipv6_rcv+0x397/0x810 [ 6435.921334][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6435.921334][ T10] process_backlog+0x101/0x620 [ 6435.921334][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6435.921334][ T10] net_rx_action+0x495/0xbe0 [ 6435.921334][ T10] __do_softirq+0x1b5/0x7f6 [ 6435.921334][ T10] [ 6435.923016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.923016][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.923016][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.923016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.923016][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6435.923016][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6435.923016][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6435.923016][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6435.923016][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6435.923016][ T10] addrconf_dad_begin+0x310/0x670 [ 6435.923016][ T10] addrconf_dad_work+0x10b/0xab0 [ 6435.923016][ T10] process_one_work+0x84d/0x18a0 [ 6435.923016][ T10] worker_thread+0x587/0xd30 [ 6435.923016][ T10] kthread+0x28a/0x350 [ 6435.923016][ T10] ret_from_fork+0x31/0x70 [ 6435.923016][ T10] ret_from_fork_asm+0x1a/0x30 [ 6435.923016][ T10] [ 6435.924962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.924962][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.924962][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.924962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.924962][ T10] ip6_route_add+0x1c/0x140 [ 6435.924962][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6435.924962][ T10] inet6_addr_add+0x4f8/0xa40 [ 6435.924962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.924962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.924962][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.924962][ T10] netlink_unicast+0x449/0x710 [ 6435.924962][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.924962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.924962][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.924962][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.924962][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.924962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.924962][ T10] [ 6435.927033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.927033][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.927033][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.927033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.927033][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6435.927033][ T10] ipv6_add_addr+0x411/0x2000 [ 6435.927033][ T10] inet6_addr_add+0x30e/0xa40 [ 6435.927033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.927033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.927033][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.927033][ T10] netlink_unicast+0x449/0x710 [ 6435.927033][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.927033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.927033][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.927033][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.927033][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.927033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.927033][ T10] [ 6435.929066][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.929066][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.929066][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.929066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.929066][ T10] ip6_route_add+0x1c/0x140 [ 6435.929066][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6435.929066][ T10] addrconf_add_dev+0xe2/0x170 [ 6435.929066][ T10] inet6_addr_add+0x12f/0xa40 [ 6435.929066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.929066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.929066][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.929066][ T10] netlink_unicast+0x449/0x710 [ 6435.929066][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.929066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.929066][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.929066][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.929066][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.929066][ T10] [ 6435.931064][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.931064][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6435.931064][ T10] ipv6_find_idev+0x102/0x170 [ 6435.931064][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.931064][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.931064][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.931064][ T10] netlink_unicast+0x449/0x710 [ 6435.931064][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.931064][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.931064][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.931064][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.931064][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.931064][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.931064][ T10] [ 6435.932631][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6435.932631][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6435.932631][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6435.932631][ T10] ipv6_find_idev+0x102/0x170 [ 6435.932631][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.932631][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.932631][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.932631][ T10] netlink_unicast+0x449/0x710 [ 6435.932631][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.932631][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.932631][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.932631][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.932631][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.932631][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.932631][ T10] [ 6435.934371][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6435.934650][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6435.934650][ T10] dst_init+0x84/0x4a0 [ 6435.934650][ T10] dst_alloc+0x97/0x150 [ 6435.934650][ T10] ip6_dst_alloc+0x23/0x90 [ 6435.934650][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6435.934650][ T10] ip6_pol_route+0x56f/0x840 [ 6435.934650][ T10] fib6_rule_lookup+0x456/0x630 [ 6435.934650][ T10] ip6_route_input+0x59c/0xa50 [ 6435.934650][ T10] ipv6_rcv+0x397/0x810 [ 6435.934650][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6435.934650][ T10] process_backlog+0x101/0x620 [ 6435.934650][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6435.934650][ T10] net_rx_action+0x495/0xbe0 [ 6435.934650][ T10] __do_softirq+0x1b5/0x7f6 [ 6435.934650][ T10] [ 6435.936326][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.936326][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6435.936326][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6435.936326][ T10] fib6_nh_init+0xa22/0x1580 [ 6435.936326][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.936326][ T10] ip6_route_add+0x1c/0x140 [ 6435.936326][ T10] inet6_rtm_newroute+0x104/0x110 [ 6435.936326][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.936326][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.936326][ T10] netlink_unicast+0x449/0x710 [ 6435.936326][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.936326][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.936326][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.936326][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.936326][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.936326][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.936326][ T10] [ 6435.938231][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.938231][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.938231][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.938231][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.938231][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6435.938231][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6435.938231][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6435.938231][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6435.938231][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6435.938231][ T10] addrconf_dad_begin+0x310/0x670 [ 6435.938231][ T10] addrconf_dad_work+0x10b/0xab0 [ 6435.938231][ T10] process_one_work+0x84d/0x18a0 [ 6435.938231][ T10] worker_thread+0x587/0xd30 [ 6435.938231][ T10] kthread+0x28a/0x350 [ 6435.938231][ T10] ret_from_fork+0x31/0x70 [ 6435.938231][ T10] ret_from_fork_asm+0x1a/0x30 [ 6435.938231][ T10] [ 6435.940177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.940177][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.940177][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.940177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.940177][ T10] ip6_route_add+0x1c/0x140 [ 6435.940177][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6435.940177][ T10] inet6_addr_add+0x4f8/0xa40 [ 6435.940177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.940177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.940177][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.940177][ T10] netlink_unicast+0x449/0x710 [ 6435.940177][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.940177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.940177][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.940177][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.940177][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.940177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.940177][ T10] [ 6435.942195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.942195][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.942195][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.942195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.942195][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6435.942195][ T10] ipv6_add_addr+0x411/0x2000 [ 6435.942195][ T10] inet6_addr_add+0x30e/0xa40 [ 6435.942195][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.942195][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.942195][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.942195][ T10] netlink_unicast+0x449/0x710 [ 6435.942195][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.942195][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.942195][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.942195][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.942195][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.942195][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.942195][ T10] [ 6435.944238][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.944238][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.944238][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.944238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.944238][ T10] ip6_route_add+0x1c/0x140 [ 6435.944238][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6435.944238][ T10] addrconf_add_dev+0xe2/0x170 [ 6435.944238][ T10] inet6_addr_add+0x12f/0xa40 [ 6435.944238][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.944238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.944238][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.944238][ T10] netlink_unicast+0x449/0x710 [ 6435.944238][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.944238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.944238][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.944238][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.944238][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.944238][ T10] [ 6435.946356][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.946356][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6435.946356][ T10] ipv6_find_idev+0x102/0x170 [ 6435.946356][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.946356][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.946356][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.946356][ T10] netlink_unicast+0x449/0x710 [ 6435.946356][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.946356][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.946356][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.946356][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.946356][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.946356][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.946356][ T10] [ 6435.948160][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6435.948160][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6435.948160][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6435.948160][ T10] ipv6_find_idev+0x102/0x170 [ 6435.948160][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.948160][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.948160][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.948160][ T10] netlink_unicast+0x449/0x710 [ 6435.948160][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.948160][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.948160][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.948160][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.948160][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.948160][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.948160][ T10] [ 6435.950107][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6435.950355][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6435.950355][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.950355][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.950355][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.950355][ T10] ip6_route_add+0x1c/0x140 [ 6435.950355][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6435.950355][ T10] inet6_addr_add+0x4f8/0xa40 [ 6435.950355][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.950355][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.950355][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.950355][ T10] netlink_unicast+0x449/0x710 [ 6435.950355][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.950355][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.950355][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.950355][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.950355][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.950355][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.950355][ T10] [ 6435.952639][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6435.952639][ T10] netdev_get_by_index+0x5e/0x80 [ 6435.952639][ T10] fib6_nh_init+0x3d8/0x1580 [ 6435.952639][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6435.952639][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6435.952639][ T10] ipv6_add_addr+0x411/0x2000 [ 6435.952639][ T10] inet6_addr_add+0x30e/0xa40 [ 6435.952639][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6435.952639][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.952639][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.952639][ T10] netlink_unicast+0x449/0x710 [ 6435.952639][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.952639][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.952639][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.952639][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.952639][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.952639][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.952639][ T10] [ 6435.954901][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6435.954901][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6435.954901][ T10] ipv6_find_idev+0x102/0x170 [ 6435.954901][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.954901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.954901][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.954901][ T10] netlink_unicast+0x449/0x710 [ 6435.954901][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.954901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.954901][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.954901][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.954901][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.954901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.954901][ T10] [ 6435.956733][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6435.956733][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6435.956733][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6435.956733][ T10] ipv6_find_idev+0x102/0x170 [ 6435.956733][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6435.956733][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6435.956733][ T10] netlink_rcv_skb+0x130/0x360 [ 6435.956733][ T10] netlink_unicast+0x449/0x710 [ 6435.956733][ T10] netlink_sendmsg+0x723/0xbe0 [ 6435.956733][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6435.956733][ T10] ___sys_sendmsg+0xee/0x170 [ 6435.956733][ T10] __sys_sendmsg+0xcd/0x170 [ 6435.956733][ T10] do_syscall_64+0xc6/0x1e0 [ 6435.956733][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6435.956733][ T10] [ 6445.982856][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6445.983342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.983342][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6445.983342][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6445.983342][ T10] fib6_nh_init+0xa22/0x1580 [ 6445.983342][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6445.983342][ T10] ip6_route_add+0x1c/0x140 [ 6445.983342][ T10] inet6_rtm_newroute+0x104/0x110 [ 6445.983342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.983342][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.983342][ T10] netlink_unicast+0x449/0x710 [ 6445.983342][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.983342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.983342][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.983342][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.983342][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.983342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6445.983342][ T10] [ 6445.985298][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.985298][ T10] dst_init+0x84/0x4a0 [ 6445.985298][ T10] dst_alloc+0x97/0x150 [ 6445.985298][ T10] ip6_dst_alloc+0x23/0x90 [ 6445.985298][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6445.985298][ T10] ip6_pol_route+0x56f/0x840 [ 6445.985298][ T10] fib6_rule_lookup+0x456/0x630 [ 6445.985298][ T10] ip6_route_input+0x59c/0xa50 [ 6445.985298][ T10] ipv6_rcv+0x397/0x810 [ 6445.985298][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6445.985298][ T10] process_backlog+0x101/0x620 [ 6445.985298][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6445.985298][ T10] net_rx_action+0x495/0xbe0 [ 6445.985298][ T10] __do_softirq+0x1b5/0x7f6 [ 6445.985298][ T10] [ 6445.987003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.987003][ T10] netdev_get_by_index+0x5e/0x80 [ 6445.987003][ T10] fib6_nh_init+0x3d8/0x1580 [ 6445.987003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6445.987003][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6445.987003][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6445.987003][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6445.987003][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6445.987003][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6445.987003][ T10] addrconf_dad_begin+0x310/0x670 [ 6445.987003][ T10] addrconf_dad_work+0x10b/0xab0 [ 6445.987003][ T10] process_one_work+0x84d/0x18a0 [ 6445.987003][ T10] worker_thread+0x587/0xd30 [ 6445.987003][ T10] kthread+0x28a/0x350 [ 6445.987003][ T10] ret_from_fork+0x31/0x70 [ 6445.987003][ T10] ret_from_fork_asm+0x1a/0x30 [ 6445.987003][ T10] [ 6445.988951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.988951][ T10] netdev_get_by_index+0x5e/0x80 [ 6445.988951][ T10] fib6_nh_init+0x3d8/0x1580 [ 6445.988951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6445.988951][ T10] ip6_route_add+0x1c/0x140 [ 6445.988951][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6445.988951][ T10] inet6_addr_add+0x4f8/0xa40 [ 6445.988951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6445.988951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.988951][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.988951][ T10] netlink_unicast+0x449/0x710 [ 6445.988951][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.988951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.988951][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.988951][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.988951][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.988951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6445.988951][ T10] [ 6445.991015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.991015][ T10] netdev_get_by_index+0x5e/0x80 [ 6445.991015][ T10] fib6_nh_init+0x3d8/0x1580 [ 6445.991015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6445.991015][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6445.991015][ T10] ipv6_add_addr+0x411/0x2000 [ 6445.991015][ T10] inet6_addr_add+0x30e/0xa40 [ 6445.991015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6445.991015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.991015][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.991015][ T10] netlink_unicast+0x449/0x710 [ 6445.991015][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.991015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.991015][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.991015][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.991015][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.991015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6445.991015][ T10] [ 6445.993070][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.993070][ T10] netdev_get_by_index+0x5e/0x80 [ 6445.993070][ T10] fib6_nh_init+0x3d8/0x1580 [ 6445.993070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6445.993070][ T10] ip6_route_add+0x1c/0x140 [ 6445.993070][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6445.993070][ T10] addrconf_add_dev+0xe2/0x170 [ 6445.993070][ T10] inet6_addr_add+0x12f/0xa40 [ 6445.993070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6445.993070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.993070][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.993070][ T10] netlink_unicast+0x449/0x710 [ 6445.993070][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.993070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.993070][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.993070][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.993070][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.993070][ T10] [ 6445.995071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.995071][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6445.995071][ T10] ipv6_find_idev+0x102/0x170 [ 6445.995071][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6445.995071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.995071][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.995071][ T10] netlink_unicast+0x449/0x710 [ 6445.995071][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.995071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.995071][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.995071][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.995071][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.995071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6445.995071][ T10] [ 6445.996657][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6445.996657][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6445.996657][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6445.996657][ T10] ipv6_find_idev+0x102/0x170 [ 6445.996657][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6445.996657][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6445.996657][ T10] netlink_rcv_skb+0x130/0x360 [ 6445.996657][ T10] netlink_unicast+0x449/0x710 [ 6445.996657][ T10] netlink_sendmsg+0x723/0xbe0 [ 6445.996657][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6445.996657][ T10] ___sys_sendmsg+0xee/0x170 [ 6445.996657][ T10] __sys_sendmsg+0xcd/0x170 [ 6445.996657][ T10] do_syscall_64+0xc6/0x1e0 [ 6445.996657][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6445.996657][ T10] [ 6445.998392][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6445.998696][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6445.998696][ T10] dst_init+0x84/0x4a0 [ 6445.998696][ T10] dst_alloc+0x97/0x150 [ 6445.998696][ T10] ip6_dst_alloc+0x23/0x90 [ 6445.998696][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6445.998696][ T10] ip6_pol_route+0x56f/0x840 [ 6445.998696][ T10] fib6_rule_lookup+0x456/0x630 [ 6445.998696][ T10] ip6_route_input+0x59c/0xa50 [ 6445.998696][ T10] ipv6_rcv+0x397/0x810 [ 6445.998696][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6445.998696][ T10] process_backlog+0x101/0x620 [ 6445.998696][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6445.998696][ T10] net_rx_action+0x495/0xbe0 [ 6445.998696][ T10] __do_softirq+0x1b5/0x7f6 [ 6445.998696][ T10] [ 6446.000369][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.000369][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6446.000369][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6446.000369][ T10] fib6_nh_init+0xa22/0x1580 [ 6446.000369][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.000369][ T10] ip6_route_add+0x1c/0x140 [ 6446.000369][ T10] inet6_rtm_newroute+0x104/0x110 [ 6446.000369][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.000369][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.000369][ T10] netlink_unicast+0x449/0x710 [ 6446.000369][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.000369][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.000369][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.000369][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.000369][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.000369][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.000369][ T10] [ 6446.002284][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.002284][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.002284][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.002284][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.002284][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6446.002284][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6446.002284][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6446.002284][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6446.002284][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6446.002284][ T10] addrconf_dad_begin+0x310/0x670 [ 6446.002284][ T10] addrconf_dad_work+0x10b/0xab0 [ 6446.002284][ T10] process_one_work+0x84d/0x18a0 [ 6446.002284][ T10] worker_thread+0x587/0xd30 [ 6446.002284][ T10] kthread+0x28a/0x350 [ 6446.002284][ T10] ret_from_fork+0x31/0x70 [ 6446.002284][ T10] ret_from_fork_asm+0x1a/0x30 [ 6446.002284][ T10] [ 6446.004232][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.004232][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.004232][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.004232][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.004232][ T10] ip6_route_add+0x1c/0x140 [ 6446.004232][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6446.004232][ T10] inet6_addr_add+0x4f8/0xa40 [ 6446.004232][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6446.004232][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.004232][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.004232][ T10] netlink_unicast+0x449/0x710 [ 6446.004232][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.004232][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.004232][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.004232][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.004232][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.004232][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.004232][ T10] [ 6446.006281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.006281][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.006281][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.006281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.006281][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6446.006281][ T10] ipv6_add_addr+0x411/0x2000 [ 6446.006281][ T10] inet6_addr_add+0x30e/0xa40 [ 6446.006281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6446.006281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.006281][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.006281][ T10] netlink_unicast+0x449/0x710 [ 6446.006281][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.006281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.006281][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.006281][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.006281][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.006281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.006281][ T10] [ 6446.008323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.008323][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.008323][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.008323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.008323][ T10] ip6_route_add+0x1c/0x140 [ 6446.008323][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6446.008323][ T10] addrconf_add_dev+0xe2/0x170 [ 6446.008323][ T10] inet6_addr_add+0x12f/0xa40 [ 6446.008323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6446.008323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.008323][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.008323][ T10] netlink_unicast+0x449/0x710 [ 6446.008323][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.008323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.008323][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.008323][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.008323][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.008323][ T10] [ 6446.010446][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.010446][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6446.010446][ T10] ipv6_find_idev+0x102/0x170 [ 6446.010446][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6446.010446][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.010446][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.010446][ T10] netlink_unicast+0x449/0x710 [ 6446.010446][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.010446][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.010446][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.010446][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.010446][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.010446][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.010446][ T10] [ 6446.012196][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6446.012196][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6446.012196][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6446.012196][ T10] ipv6_find_idev+0x102/0x170 [ 6446.012196][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6446.012196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.012196][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.012196][ T10] netlink_unicast+0x449/0x710 [ 6446.012196][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.012196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.012196][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.012196][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.012196][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.012196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.012196][ T10] [ 6446.014252][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6446.014502][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6446.014502][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.014502][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.014502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.014502][ T10] ip6_route_add+0x1c/0x140 [ 6446.014502][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6446.014502][ T10] inet6_addr_add+0x4f8/0xa40 [ 6446.014502][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6446.014502][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.014502][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.014502][ T10] netlink_unicast+0x449/0x710 [ 6446.014502][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.014502][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.014502][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.014502][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.014502][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.014502][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.014502][ T10] [ 6446.016793][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6446.016793][ T10] netdev_get_by_index+0x5e/0x80 [ 6446.016793][ T10] fib6_nh_init+0x3d8/0x1580 [ 6446.016793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6446.016793][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6446.016793][ T10] ipv6_add_addr+0x411/0x2000 [ 6446.016793][ T10] inet6_addr_add+0x30e/0xa40 [ 6446.016793][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6446.016793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.016793][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.016793][ T10] netlink_unicast+0x449/0x710 [ 6446.016793][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.016793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.016793][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.016793][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.016793][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.016793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.016793][ T10] [ 6446.019093][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6446.019093][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6446.019093][ T10] ipv6_find_idev+0x102/0x170 [ 6446.019093][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6446.019093][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.019093][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.019093][ T10] netlink_unicast+0x449/0x710 [ 6446.019093][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.019093][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.019093][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.019093][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.019093][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.019093][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.019093][ T10] [ 6446.020844][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6446.020844][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6446.020844][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6446.020844][ T10] ipv6_find_idev+0x102/0x170 [ 6446.020844][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6446.020844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6446.020844][ T10] netlink_rcv_skb+0x130/0x360 [ 6446.020844][ T10] netlink_unicast+0x449/0x710 [ 6446.020844][ T10] netlink_sendmsg+0x723/0xbe0 [ 6446.020844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6446.020844][ T10] ___sys_sendmsg+0xee/0x170 [ 6446.020844][ T10] __sys_sendmsg+0xcd/0x170 [ 6446.020844][ T10] do_syscall_64+0xc6/0x1e0 [ 6446.020844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6446.020844][ T10] [ 6456.262933][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6456.263409][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.263409][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6456.263409][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6456.263409][ T10] fib6_nh_init+0xa22/0x1580 [ 6456.263409][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.263409][ T10] ip6_route_add+0x1c/0x140 [ 6456.263409][ T10] inet6_rtm_newroute+0x104/0x110 [ 6456.263409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.263409][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.263409][ T10] netlink_unicast+0x449/0x710 [ 6456.263409][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.263409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.263409][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.263409][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.263409][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.263409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.263409][ T10] [ 6456.265349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.265349][ T10] dst_init+0x84/0x4a0 [ 6456.265349][ T10] dst_alloc+0x97/0x150 [ 6456.265349][ T10] ip6_dst_alloc+0x23/0x90 [ 6456.265349][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6456.265349][ T10] ip6_pol_route+0x56f/0x840 [ 6456.265349][ T10] fib6_rule_lookup+0x456/0x630 [ 6456.265349][ T10] ip6_route_input+0x59c/0xa50 [ 6456.265349][ T10] ipv6_rcv+0x397/0x810 [ 6456.265349][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6456.265349][ T10] process_backlog+0x101/0x620 [ 6456.265349][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6456.265349][ T10] net_rx_action+0x495/0xbe0 [ 6456.265349][ T10] __do_softirq+0x1b5/0x7f6 [ 6456.265349][ T10] [ 6456.267024][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.267024][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.267024][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.267024][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.267024][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6456.267024][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6456.267024][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6456.267024][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6456.267024][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6456.267024][ T10] addrconf_dad_begin+0x310/0x670 [ 6456.267024][ T10] addrconf_dad_work+0x10b/0xab0 [ 6456.267024][ T10] process_one_work+0x84d/0x18a0 [ 6456.267024][ T10] worker_thread+0x587/0xd30 [ 6456.267024][ T10] kthread+0x28a/0x350 [ 6456.267024][ T10] ret_from_fork+0x31/0x70 [ 6456.267024][ T10] ret_from_fork_asm+0x1a/0x30 [ 6456.267024][ T10] [ 6456.268971][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.268971][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.268971][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.268971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.268971][ T10] ip6_route_add+0x1c/0x140 [ 6456.268971][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6456.268971][ T10] inet6_addr_add+0x4f8/0xa40 [ 6456.268971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.268971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.268971][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.268971][ T10] netlink_unicast+0x449/0x710 [ 6456.268971][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.268971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.268971][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.268971][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.268971][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.268971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.268971][ T10] [ 6456.270974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.270974][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.270974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.270974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.270974][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6456.270974][ T10] ipv6_add_addr+0x411/0x2000 [ 6456.270974][ T10] inet6_addr_add+0x30e/0xa40 [ 6456.270974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.270974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.270974][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.270974][ T10] netlink_unicast+0x449/0x710 [ 6456.270974][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.270974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.270974][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.270974][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.270974][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.270974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.270974][ T10] [ 6456.272975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.272975][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.272975][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.272975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.272975][ T10] ip6_route_add+0x1c/0x140 [ 6456.272975][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6456.272975][ T10] addrconf_add_dev+0xe2/0x170 [ 6456.272975][ T10] inet6_addr_add+0x12f/0xa40 [ 6456.272975][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.272975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.272975][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.272975][ T10] netlink_unicast+0x449/0x710 [ 6456.272975][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.272975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.272975][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.272975][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.272975][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.272975][ T10] [ 6456.274946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.274946][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6456.274946][ T10] ipv6_find_idev+0x102/0x170 [ 6456.274946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.274946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.274946][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.274946][ T10] netlink_unicast+0x449/0x710 [ 6456.274946][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.274946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.274946][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.274946][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.274946][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.274946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.274946][ T10] [ 6456.276515][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6456.276515][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6456.276515][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6456.276515][ T10] ipv6_find_idev+0x102/0x170 [ 6456.276515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.276515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.276515][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.276515][ T10] netlink_unicast+0x449/0x710 [ 6456.276515][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.276515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.276515][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.276515][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.276515][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.276515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.276515][ T10] [ 6456.278239][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6456.278517][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6456.278517][ T10] dst_init+0x84/0x4a0 [ 6456.278517][ T10] dst_alloc+0x97/0x150 [ 6456.278517][ T10] ip6_dst_alloc+0x23/0x90 [ 6456.278517][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6456.278517][ T10] ip6_pol_route+0x56f/0x840 [ 6456.278517][ T10] fib6_rule_lookup+0x456/0x630 [ 6456.278517][ T10] ip6_route_input+0x59c/0xa50 [ 6456.278517][ T10] ipv6_rcv+0x397/0x810 [ 6456.278517][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6456.278517][ T10] process_backlog+0x101/0x620 [ 6456.278517][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6456.278517][ T10] net_rx_action+0x495/0xbe0 [ 6456.278517][ T10] __do_softirq+0x1b5/0x7f6 [ 6456.278517][ T10] [ 6456.280187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.280187][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6456.280187][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6456.280187][ T10] fib6_nh_init+0xa22/0x1580 [ 6456.280187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.280187][ T10] ip6_route_add+0x1c/0x140 [ 6456.280187][ T10] inet6_rtm_newroute+0x104/0x110 [ 6456.280187][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.280187][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.280187][ T10] netlink_unicast+0x449/0x710 [ 6456.280187][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.280187][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.280187][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.280187][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.280187][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.280187][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.280187][ T10] [ 6456.282082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.282082][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.282082][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.282082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.282082][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6456.282082][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6456.282082][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6456.282082][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6456.282082][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6456.282082][ T10] addrconf_dad_begin+0x310/0x670 [ 6456.282082][ T10] addrconf_dad_work+0x10b/0xab0 [ 6456.282082][ T10] process_one_work+0x84d/0x18a0 [ 6456.282082][ T10] worker_thread+0x587/0xd30 [ 6456.282082][ T10] kthread+0x28a/0x350 [ 6456.282082][ T10] ret_from_fork+0x31/0x70 [ 6456.282082][ T10] ret_from_fork_asm+0x1a/0x30 [ 6456.282082][ T10] [ 6456.284008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.284008][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.284008][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.284008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.284008][ T10] ip6_route_add+0x1c/0x140 [ 6456.284008][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6456.284008][ T10] inet6_addr_add+0x4f8/0xa40 [ 6456.284008][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.284008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.284008][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.284008][ T10] netlink_unicast+0x449/0x710 [ 6456.284008][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.284008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.284008][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.284008][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.284008][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.284008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.284008][ T10] [ 6456.286035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.286035][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.286035][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.286035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.286035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6456.286035][ T10] ipv6_add_addr+0x411/0x2000 [ 6456.286035][ T10] inet6_addr_add+0x30e/0xa40 [ 6456.286035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.286035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.286035][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.286035][ T10] netlink_unicast+0x449/0x710 [ 6456.286035][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.286035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.286035][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.286035][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.286035][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.286035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.286035][ T10] [ 6456.288060][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.288060][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.288060][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.288060][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.288060][ T10] ip6_route_add+0x1c/0x140 [ 6456.288060][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6456.288060][ T10] addrconf_add_dev+0xe2/0x170 [ 6456.288060][ T10] inet6_addr_add+0x12f/0xa40 [ 6456.288060][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.288060][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.288060][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.288060][ T10] netlink_unicast+0x449/0x710 [ 6456.288060][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.288060][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.288060][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.288060][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.288060][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.288060][ T10] [ 6456.290148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.290148][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6456.290148][ T10] ipv6_find_idev+0x102/0x170 [ 6456.290148][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.290148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.290148][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.290148][ T10] netlink_unicast+0x449/0x710 [ 6456.290148][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.290148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.290148][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.290148][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.290148][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.290148][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.290148][ T10] [ 6456.292467][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6456.292467][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6456.292467][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6456.292467][ T10] ipv6_find_idev+0x102/0x170 [ 6456.292467][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.292467][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.292467][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.292467][ T10] netlink_unicast+0x449/0x710 [ 6456.292467][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.292467][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.292467][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.292467][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.292467][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.292467][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.292467][ T10] [ 6456.294409][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6456.294654][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6456.294654][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.294654][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.294654][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.294654][ T10] ip6_route_add+0x1c/0x140 [ 6456.294654][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6456.294654][ T10] inet6_addr_add+0x4f8/0xa40 [ 6456.294654][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.294654][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.294654][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.294654][ T10] netlink_unicast+0x449/0x710 [ 6456.294654][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.294654][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.294654][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.294654][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.294654][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.294654][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.294654][ T10] [ 6456.296912][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6456.296912][ T10] netdev_get_by_index+0x5e/0x80 [ 6456.296912][ T10] fib6_nh_init+0x3d8/0x1580 [ 6456.296912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6456.296912][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6456.296912][ T10] ipv6_add_addr+0x411/0x2000 [ 6456.296912][ T10] inet6_addr_add+0x30e/0xa40 [ 6456.296912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6456.296912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.296912][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.296912][ T10] netlink_unicast+0x449/0x710 [ 6456.296912][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.296912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.296912][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.296912][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.296912][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.296912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.296912][ T10] [ 6456.299104][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6456.299104][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6456.299104][ T10] ipv6_find_idev+0x102/0x170 [ 6456.299104][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.299104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.299104][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.299104][ T10] netlink_unicast+0x449/0x710 [ 6456.299104][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.299104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.299104][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.299104][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.299104][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.299104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.299104][ T10] [ 6456.300896][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6456.300896][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6456.300896][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6456.300896][ T10] ipv6_find_idev+0x102/0x170 [ 6456.300896][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6456.300896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6456.300896][ T10] netlink_rcv_skb+0x130/0x360 [ 6456.300896][ T10] netlink_unicast+0x449/0x710 [ 6456.300896][ T10] netlink_sendmsg+0x723/0xbe0 [ 6456.300896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6456.300896][ T10] ___sys_sendmsg+0xee/0x170 [ 6456.300896][ T10] __sys_sendmsg+0xcd/0x170 [ 6456.300896][ T10] do_syscall_64+0xc6/0x1e0 [ 6456.300896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6456.300896][ T10] [ 6466.358851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6466.359314][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.359314][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6466.359314][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6466.359314][ T10] fib6_nh_init+0xa22/0x1580 [ 6466.359314][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.359314][ T10] ip6_route_add+0x1c/0x140 [ 6466.359314][ T10] inet6_rtm_newroute+0x104/0x110 [ 6466.359314][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.359314][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.359314][ T10] netlink_unicast+0x449/0x710 [ 6466.359314][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.359314][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.359314][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.359314][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.359314][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.359314][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.359314][ T10] [ 6466.361240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.361240][ T10] dst_init+0x84/0x4a0 [ 6466.361240][ T10] dst_alloc+0x97/0x150 [ 6466.361240][ T10] ip6_dst_alloc+0x23/0x90 [ 6466.361240][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6466.361240][ T10] ip6_pol_route+0x56f/0x840 [ 6466.361240][ T10] fib6_rule_lookup+0x456/0x630 [ 6466.361240][ T10] ip6_route_input+0x59c/0xa50 [ 6466.361240][ T10] ipv6_rcv+0x397/0x810 [ 6466.361240][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6466.361240][ T10] process_backlog+0x101/0x620 [ 6466.361240][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6466.361240][ T10] net_rx_action+0x495/0xbe0 [ 6466.361240][ T10] __do_softirq+0x1b5/0x7f6 [ 6466.361240][ T10] [ 6466.362894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.362894][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.362894][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.362894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.362894][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6466.362894][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6466.362894][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6466.362894][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6466.362894][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6466.362894][ T10] addrconf_dad_begin+0x310/0x670 [ 6466.362894][ T10] addrconf_dad_work+0x10b/0xab0 [ 6466.362894][ T10] process_one_work+0x84d/0x18a0 [ 6466.362894][ T10] worker_thread+0x587/0xd30 [ 6466.362894][ T10] kthread+0x28a/0x350 [ 6466.362894][ T10] ret_from_fork+0x31/0x70 [ 6466.362894][ T10] ret_from_fork_asm+0x1a/0x30 [ 6466.362894][ T10] [ 6466.364852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.364852][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.364852][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.364852][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.364852][ T10] ip6_route_add+0x1c/0x140 [ 6466.364852][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6466.364852][ T10] inet6_addr_add+0x4f8/0xa40 [ 6466.364852][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.364852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.364852][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.364852][ T10] netlink_unicast+0x449/0x710 [ 6466.364852][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.364852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.364852][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.364852][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.364852][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.364852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.364852][ T10] [ 6466.366894][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.366894][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.366894][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.366894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.366894][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6466.366894][ T10] ipv6_add_addr+0x411/0x2000 [ 6466.366894][ T10] inet6_addr_add+0x30e/0xa40 [ 6466.366894][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.366894][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.366894][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.366894][ T10] netlink_unicast+0x449/0x710 [ 6466.366894][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.366894][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.366894][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.366894][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.366894][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.366894][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.366894][ T10] [ 6466.369003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.369003][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.369003][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.369003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.369003][ T10] ip6_route_add+0x1c/0x140 [ 6466.369003][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6466.369003][ T10] addrconf_add_dev+0xe2/0x170 [ 6466.369003][ T10] inet6_addr_add+0x12f/0xa40 [ 6466.369003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.369003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.369003][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.369003][ T10] netlink_unicast+0x449/0x710 [ 6466.369003][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.369003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.369003][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.369003][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.369003][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.369003][ T10] [ 6466.371090][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.371090][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6466.371090][ T10] ipv6_find_idev+0x102/0x170 [ 6466.371090][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.371090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.371090][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.371090][ T10] netlink_unicast+0x449/0x710 [ 6466.371090][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.371090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.371090][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.371090][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.371090][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.371090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.371090][ T10] [ 6466.372725][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6466.372725][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6466.372725][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6466.372725][ T10] ipv6_find_idev+0x102/0x170 [ 6466.372725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.372725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.372725][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.372725][ T10] netlink_unicast+0x449/0x710 [ 6466.372725][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.372725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.372725][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.372725][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.372725][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.372725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.372725][ T10] [ 6466.374418][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6466.374697][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6466.374697][ T10] dst_init+0x84/0x4a0 [ 6466.374697][ T10] dst_alloc+0x97/0x150 [ 6466.374697][ T10] ip6_dst_alloc+0x23/0x90 [ 6466.374697][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6466.374697][ T10] ip6_pol_route+0x56f/0x840 [ 6466.374697][ T10] fib6_rule_lookup+0x456/0x630 [ 6466.374697][ T10] ip6_route_input+0x59c/0xa50 [ 6466.374697][ T10] ipv6_rcv+0x397/0x810 [ 6466.374697][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6466.374697][ T10] process_backlog+0x101/0x620 [ 6466.374697][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6466.374697][ T10] net_rx_action+0x495/0xbe0 [ 6466.374697][ T10] __do_softirq+0x1b5/0x7f6 [ 6466.374697][ T10] [ 6466.376351][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.376351][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6466.376351][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6466.376351][ T10] fib6_nh_init+0xa22/0x1580 [ 6466.376351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.376351][ T10] ip6_route_add+0x1c/0x140 [ 6466.376351][ T10] inet6_rtm_newroute+0x104/0x110 [ 6466.376351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.376351][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.376351][ T10] netlink_unicast+0x449/0x710 [ 6466.376351][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.376351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.376351][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.376351][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.376351][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.376351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.376351][ T10] [ 6466.378252][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.378252][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.378252][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.378252][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.378252][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6466.378252][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6466.378252][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6466.378252][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6466.378252][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6466.378252][ T10] addrconf_dad_begin+0x310/0x670 [ 6466.378252][ T10] addrconf_dad_work+0x10b/0xab0 [ 6466.378252][ T10] process_one_work+0x84d/0x18a0 [ 6466.378252][ T10] worker_thread+0x587/0xd30 [ 6466.378252][ T10] kthread+0x28a/0x350 [ 6466.378252][ T10] ret_from_fork+0x31/0x70 [ 6466.378252][ T10] ret_from_fork_asm+0x1a/0x30 [ 6466.378252][ T10] [ 6466.380172][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.380172][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.380172][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.380172][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.380172][ T10] ip6_route_add+0x1c/0x140 [ 6466.380172][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6466.380172][ T10] inet6_addr_add+0x4f8/0xa40 [ 6466.380172][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.380172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.380172][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.380172][ T10] netlink_unicast+0x449/0x710 [ 6466.380172][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.380172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.380172][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.380172][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.380172][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.380172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.380172][ T10] [ 6466.382188][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.382188][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.382188][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.382188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.382188][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6466.382188][ T10] ipv6_add_addr+0x411/0x2000 [ 6466.382188][ T10] inet6_addr_add+0x30e/0xa40 [ 6466.382188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.382188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.382188][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.382188][ T10] netlink_unicast+0x449/0x710 [ 6466.382188][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.382188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.382188][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.382188][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.382188][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.382188][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.382188][ T10] [ 6466.384188][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.384188][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.384188][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.384188][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.384188][ T10] ip6_route_add+0x1c/0x140 [ 6466.384188][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6466.384188][ T10] addrconf_add_dev+0xe2/0x170 [ 6466.384188][ T10] inet6_addr_add+0x12f/0xa40 [ 6466.384188][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.384188][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.384188][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.384188][ T10] netlink_unicast+0x449/0x710 [ 6466.384188][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.384188][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.384188][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.384188][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.384188][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.384188][ T10] [ 6466.386297][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.386297][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6466.386297][ T10] ipv6_find_idev+0x102/0x170 [ 6466.386297][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.386297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.386297][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.386297][ T10] netlink_unicast+0x449/0x710 [ 6466.386297][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.386297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.386297][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.386297][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.386297][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.386297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.386297][ T10] [ 6466.388032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6466.388032][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6466.388032][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6466.388032][ T10] ipv6_find_idev+0x102/0x170 [ 6466.388032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.388032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.388032][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.388032][ T10] netlink_unicast+0x449/0x710 [ 6466.388032][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.388032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.388032][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.388032][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.388032][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.388032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.388032][ T10] [ 6466.390021][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6466.390265][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6466.390265][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.390265][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.390265][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.390265][ T10] ip6_route_add+0x1c/0x140 [ 6466.390265][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6466.390265][ T10] inet6_addr_add+0x4f8/0xa40 [ 6466.390265][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.390265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.390265][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.390265][ T10] netlink_unicast+0x449/0x710 [ 6466.390265][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.390265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.390265][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.390265][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.390265][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.390265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.390265][ T10] [ 6466.392509][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6466.392509][ T10] netdev_get_by_index+0x5e/0x80 [ 6466.392509][ T10] fib6_nh_init+0x3d8/0x1580 [ 6466.392509][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6466.392509][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6466.392509][ T10] ipv6_add_addr+0x411/0x2000 [ 6466.392509][ T10] inet6_addr_add+0x30e/0xa40 [ 6466.392509][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6466.392509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.392509][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.392509][ T10] netlink_unicast+0x449/0x710 [ 6466.392509][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.392509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.392509][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.392509][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.392509][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.392509][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.392509][ T10] [ 6466.394747][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6466.394747][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6466.394747][ T10] ipv6_find_idev+0x102/0x170 [ 6466.394747][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.394747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.394747][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.394747][ T10] netlink_unicast+0x449/0x710 [ 6466.394747][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.394747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.394747][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.394747][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.394747][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.394747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.394747][ T10] [ 6466.396505][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6466.396505][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6466.396505][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6466.396505][ T10] ipv6_find_idev+0x102/0x170 [ 6466.396505][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6466.396505][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6466.396505][ T10] netlink_rcv_skb+0x130/0x360 [ 6466.396505][ T10] netlink_unicast+0x449/0x710 [ 6466.396505][ T10] netlink_sendmsg+0x723/0xbe0 [ 6466.396505][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6466.396505][ T10] ___sys_sendmsg+0xee/0x170 [ 6466.396505][ T10] __sys_sendmsg+0xcd/0x170 [ 6466.396505][ T10] do_syscall_64+0xc6/0x1e0 [ 6466.396505][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6466.396505][ T10] [ 6476.646839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6476.647307][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.647307][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6476.647307][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6476.647307][ T10] fib6_nh_init+0xa22/0x1580 [ 6476.647307][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.647307][ T10] ip6_route_add+0x1c/0x140 [ 6476.647307][ T10] inet6_rtm_newroute+0x104/0x110 [ 6476.647307][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.647307][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.647307][ T10] netlink_unicast+0x449/0x710 [ 6476.647307][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.647307][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.647307][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.647307][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.647307][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.647307][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.647307][ T10] [ 6476.649272][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.649272][ T10] dst_init+0x84/0x4a0 [ 6476.649272][ T10] dst_alloc+0x97/0x150 [ 6476.649272][ T10] ip6_dst_alloc+0x23/0x90 [ 6476.649272][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6476.649272][ T10] ip6_pol_route+0x56f/0x840 [ 6476.649272][ T10] fib6_rule_lookup+0x456/0x630 [ 6476.649272][ T10] ip6_route_input+0x59c/0xa50 [ 6476.649272][ T10] ipv6_rcv+0x397/0x810 [ 6476.649272][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6476.649272][ T10] process_backlog+0x101/0x620 [ 6476.649272][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6476.649272][ T10] net_rx_action+0x495/0xbe0 [ 6476.649272][ T10] __do_softirq+0x1b5/0x7f6 [ 6476.649272][ T10] [ 6476.650944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.650944][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.650944][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.650944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.650944][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6476.650944][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6476.650944][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6476.650944][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6476.650944][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6476.650944][ T10] addrconf_dad_begin+0x310/0x670 [ 6476.650944][ T10] addrconf_dad_work+0x10b/0xab0 [ 6476.650944][ T10] process_one_work+0x84d/0x18a0 [ 6476.650944][ T10] worker_thread+0x587/0xd30 [ 6476.650944][ T10] kthread+0x28a/0x350 [ 6476.650944][ T10] ret_from_fork+0x31/0x70 [ 6476.650944][ T10] ret_from_fork_asm+0x1a/0x30 [ 6476.650944][ T10] [ 6476.652892][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.652892][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.652892][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.652892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.652892][ T10] ip6_route_add+0x1c/0x140 [ 6476.652892][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6476.652892][ T10] inet6_addr_add+0x4f8/0xa40 [ 6476.652892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.652892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.652892][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.652892][ T10] netlink_unicast+0x449/0x710 [ 6476.652892][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.652892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.652892][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.652892][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.652892][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.652892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.652892][ T10] [ 6476.654923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.654923][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.654923][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.654923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.654923][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6476.654923][ T10] ipv6_add_addr+0x411/0x2000 [ 6476.654923][ T10] inet6_addr_add+0x30e/0xa40 [ 6476.654923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.654923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.654923][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.654923][ T10] netlink_unicast+0x449/0x710 [ 6476.654923][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.654923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.654923][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.654923][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.654923][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.654923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.654923][ T10] [ 6476.656988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.656988][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.656988][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.656988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.656988][ T10] ip6_route_add+0x1c/0x140 [ 6476.656988][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6476.656988][ T10] addrconf_add_dev+0xe2/0x170 [ 6476.656988][ T10] inet6_addr_add+0x12f/0xa40 [ 6476.656988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.656988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.656988][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.656988][ T10] netlink_unicast+0x449/0x710 [ 6476.656988][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.656988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.656988][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.656988][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.656988][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.656988][ T10] [ 6476.659003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.659003][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6476.659003][ T10] ipv6_find_idev+0x102/0x170 [ 6476.659003][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.659003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.659003][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.659003][ T10] netlink_unicast+0x449/0x710 [ 6476.659003][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.659003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.659003][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.659003][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.659003][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.659003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.659003][ T10] [ 6476.660588][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6476.660588][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6476.660588][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6476.660588][ T10] ipv6_find_idev+0x102/0x170 [ 6476.660588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.660588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.660588][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.660588][ T10] netlink_unicast+0x449/0x710 [ 6476.660588][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.660588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.660588][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.660588][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.660588][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.660588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.660588][ T10] [ 6476.662349][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6476.662641][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6476.662641][ T10] dst_init+0x84/0x4a0 [ 6476.662641][ T10] dst_alloc+0x97/0x150 [ 6476.662641][ T10] ip6_dst_alloc+0x23/0x90 [ 6476.662641][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6476.662641][ T10] ip6_pol_route+0x56f/0x840 [ 6476.662641][ T10] fib6_rule_lookup+0x456/0x630 [ 6476.662641][ T10] ip6_route_input+0x59c/0xa50 [ 6476.662641][ T10] ipv6_rcv+0x397/0x810 [ 6476.662641][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6476.662641][ T10] process_backlog+0x101/0x620 [ 6476.662641][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6476.662641][ T10] net_rx_action+0x495/0xbe0 [ 6476.662641][ T10] __do_softirq+0x1b5/0x7f6 [ 6476.662641][ T10] [ 6476.664317][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.664317][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6476.664317][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6476.664317][ T10] fib6_nh_init+0xa22/0x1580 [ 6476.664317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.664317][ T10] ip6_route_add+0x1c/0x140 [ 6476.664317][ T10] inet6_rtm_newroute+0x104/0x110 [ 6476.664317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.664317][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.664317][ T10] netlink_unicast+0x449/0x710 [ 6476.664317][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.664317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.664317][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.664317][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.664317][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.664317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.664317][ T10] [ 6476.666276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.666276][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.666276][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.666276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.666276][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6476.666276][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6476.666276][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6476.666276][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6476.666276][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6476.666276][ T10] addrconf_dad_begin+0x310/0x670 [ 6476.666276][ T10] addrconf_dad_work+0x10b/0xab0 [ 6476.666276][ T10] process_one_work+0x84d/0x18a0 [ 6476.666276][ T10] worker_thread+0x587/0xd30 [ 6476.666276][ T10] kthread+0x28a/0x350 [ 6476.666276][ T10] ret_from_fork+0x31/0x70 [ 6476.666276][ T10] ret_from_fork_asm+0x1a/0x30 [ 6476.666276][ T10] [ 6476.668229][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.668229][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.668229][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.668229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.668229][ T10] ip6_route_add+0x1c/0x140 [ 6476.668229][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6476.668229][ T10] inet6_addr_add+0x4f8/0xa40 [ 6476.668229][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.668229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.668229][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.668229][ T10] netlink_unicast+0x449/0x710 [ 6476.668229][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.668229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.668229][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.668229][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.668229][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.668229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.668229][ T10] [ 6476.670276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.670276][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.670276][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.670276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.670276][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6476.670276][ T10] ipv6_add_addr+0x411/0x2000 [ 6476.670276][ T10] inet6_addr_add+0x30e/0xa40 [ 6476.670276][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.670276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.670276][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.670276][ T10] netlink_unicast+0x449/0x710 [ 6476.670276][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.670276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.670276][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.670276][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.670276][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.670276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.670276][ T10] [ 6476.672324][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.672324][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.672324][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.672324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.672324][ T10] ip6_route_add+0x1c/0x140 [ 6476.672324][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6476.672324][ T10] addrconf_add_dev+0xe2/0x170 [ 6476.672324][ T10] inet6_addr_add+0x12f/0xa40 [ 6476.672324][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.672324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.672324][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.672324][ T10] netlink_unicast+0x449/0x710 [ 6476.672324][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.672324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.672324][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.672324][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.672324][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.672324][ T10] [ 6476.674452][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.674452][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6476.674452][ T10] ipv6_find_idev+0x102/0x170 [ 6476.674452][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.674452][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.674452][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.674452][ T10] netlink_unicast+0x449/0x710 [ 6476.674452][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.674452][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.674452][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.674452][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.674452][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.674452][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.674452][ T10] [ 6476.676298][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6476.676298][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6476.676298][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6476.676298][ T10] ipv6_find_idev+0x102/0x170 [ 6476.676298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.676298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.676298][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.676298][ T10] netlink_unicast+0x449/0x710 [ 6476.676298][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.676298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.676298][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.676298][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.676298][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.676298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.676298][ T10] [ 6476.678828][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6476.679084][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6476.679084][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.679084][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.679084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.679084][ T10] ip6_route_add+0x1c/0x140 [ 6476.679084][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6476.679084][ T10] inet6_addr_add+0x4f8/0xa40 [ 6476.679084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.679084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.679084][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.679084][ T10] netlink_unicast+0x449/0x710 [ 6476.679084][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.679084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.679084][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.679084][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.679084][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.679084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.679084][ T10] [ 6476.681375][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6476.681375][ T10] netdev_get_by_index+0x5e/0x80 [ 6476.681375][ T10] fib6_nh_init+0x3d8/0x1580 [ 6476.681375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6476.681375][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6476.681375][ T10] ipv6_add_addr+0x411/0x2000 [ 6476.681375][ T10] inet6_addr_add+0x30e/0xa40 [ 6476.681375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6476.681375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.681375][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.681375][ T10] netlink_unicast+0x449/0x710 [ 6476.681375][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.681375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.681375][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.681375][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.681375][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.681375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.681375][ T10] [ 6476.683674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6476.683674][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6476.683674][ T10] ipv6_find_idev+0x102/0x170 [ 6476.683674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.683674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.683674][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.683674][ T10] netlink_unicast+0x449/0x710 [ 6476.683674][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.683674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.683674][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.683674][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.683674][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.683674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.683674][ T10] [ 6476.685499][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6476.685499][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6476.685499][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6476.685499][ T10] ipv6_find_idev+0x102/0x170 [ 6476.685499][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6476.685499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6476.685499][ T10] netlink_rcv_skb+0x130/0x360 [ 6476.685499][ T10] netlink_unicast+0x449/0x710 [ 6476.685499][ T10] netlink_sendmsg+0x723/0xbe0 [ 6476.685499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6476.685499][ T10] ___sys_sendmsg+0xee/0x170 [ 6476.685499][ T10] __sys_sendmsg+0xcd/0x170 [ 6476.685499][ T10] do_syscall_64+0xc6/0x1e0 [ 6476.685499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6476.685499][ T10] [ 6486.936940][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6486.937415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.937415][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6486.937415][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6486.937415][ T10] fib6_nh_init+0xa22/0x1580 [ 6486.937415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.937415][ T10] ip6_route_add+0x1c/0x140 [ 6486.937415][ T10] inet6_rtm_newroute+0x104/0x110 [ 6486.937415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.937415][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.937415][ T10] netlink_unicast+0x449/0x710 [ 6486.937415][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.937415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.937415][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.937415][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.937415][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.937415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.937415][ T10] [ 6486.939355][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.939355][ T10] dst_init+0x84/0x4a0 [ 6486.939355][ T10] dst_alloc+0x97/0x150 [ 6486.939355][ T10] ip6_dst_alloc+0x23/0x90 [ 6486.939355][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6486.939355][ T10] ip6_pol_route+0x56f/0x840 [ 6486.939355][ T10] fib6_rule_lookup+0x456/0x630 [ 6486.939355][ T10] ip6_route_input+0x59c/0xa50 [ 6486.939355][ T10] ipv6_rcv+0x397/0x810 [ 6486.939355][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6486.939355][ T10] process_backlog+0x101/0x620 [ 6486.939355][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6486.939355][ T10] net_rx_action+0x495/0xbe0 [ 6486.939355][ T10] __do_softirq+0x1b5/0x7f6 [ 6486.939355][ T10] [ 6486.941033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.941033][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.941033][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.941033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.941033][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6486.941033][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6486.941033][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6486.941033][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6486.941033][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6486.941033][ T10] addrconf_dad_begin+0x310/0x670 [ 6486.941033][ T10] addrconf_dad_work+0x10b/0xab0 [ 6486.941033][ T10] process_one_work+0x84d/0x18a0 [ 6486.941033][ T10] worker_thread+0x587/0xd30 [ 6486.941033][ T10] kthread+0x28a/0x350 [ 6486.941033][ T10] ret_from_fork+0x31/0x70 [ 6486.941033][ T10] ret_from_fork_asm+0x1a/0x30 [ 6486.941033][ T10] [ 6486.942981][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.942981][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.942981][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.942981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.942981][ T10] ip6_route_add+0x1c/0x140 [ 6486.942981][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6486.942981][ T10] inet6_addr_add+0x4f8/0xa40 [ 6486.942981][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.942981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.942981][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.942981][ T10] netlink_unicast+0x449/0x710 [ 6486.942981][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.942981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.942981][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.942981][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.942981][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.942981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.942981][ T10] [ 6486.945017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.945017][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.945017][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.945017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.945017][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6486.945017][ T10] ipv6_add_addr+0x411/0x2000 [ 6486.945017][ T10] inet6_addr_add+0x30e/0xa40 [ 6486.945017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.945017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.945017][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.945017][ T10] netlink_unicast+0x449/0x710 [ 6486.945017][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.945017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.945017][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.945017][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.945017][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.945017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.945017][ T10] [ 6486.947065][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.947065][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.947065][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.947065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.947065][ T10] ip6_route_add+0x1c/0x140 [ 6486.947065][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6486.947065][ T10] addrconf_add_dev+0xe2/0x170 [ 6486.947065][ T10] inet6_addr_add+0x12f/0xa40 [ 6486.947065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.947065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.947065][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.947065][ T10] netlink_unicast+0x449/0x710 [ 6486.947065][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.947065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.947065][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.947065][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.947065][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.947065][ T10] [ 6486.949055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.949055][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6486.949055][ T10] ipv6_find_idev+0x102/0x170 [ 6486.949055][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.949055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.949055][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.949055][ T10] netlink_unicast+0x449/0x710 [ 6486.949055][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.949055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.949055][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.949055][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.949055][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.949055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.949055][ T10] [ 6486.950635][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6486.950635][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6486.950635][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6486.950635][ T10] ipv6_find_idev+0x102/0x170 [ 6486.950635][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.950635][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.950635][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.950635][ T10] netlink_unicast+0x449/0x710 [ 6486.950635][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.950635][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.950635][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.950635][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.950635][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.950635][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.950635][ T10] [ 6486.952378][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6486.952667][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6486.952667][ T10] dst_init+0x84/0x4a0 [ 6486.952667][ T10] dst_alloc+0x97/0x150 [ 6486.952667][ T10] ip6_dst_alloc+0x23/0x90 [ 6486.952667][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6486.952667][ T10] ip6_pol_route+0x56f/0x840 [ 6486.952667][ T10] fib6_rule_lookup+0x456/0x630 [ 6486.952667][ T10] ip6_route_input+0x59c/0xa50 [ 6486.952667][ T10] ipv6_rcv+0x397/0x810 [ 6486.952667][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6486.952667][ T10] process_backlog+0x101/0x620 [ 6486.952667][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6486.952667][ T10] net_rx_action+0x495/0xbe0 [ 6486.952667][ T10] __do_softirq+0x1b5/0x7f6 [ 6486.952667][ T10] [ 6486.954329][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.954329][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6486.954329][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6486.954329][ T10] fib6_nh_init+0xa22/0x1580 [ 6486.954329][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.954329][ T10] ip6_route_add+0x1c/0x140 [ 6486.954329][ T10] inet6_rtm_newroute+0x104/0x110 [ 6486.954329][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.954329][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.954329][ T10] netlink_unicast+0x449/0x710 [ 6486.954329][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.954329][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.954329][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.954329][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.954329][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.954329][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.954329][ T10] [ 6486.956253][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.956253][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.956253][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.956253][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.956253][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6486.956253][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6486.956253][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6486.956253][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6486.956253][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6486.956253][ T10] addrconf_dad_begin+0x310/0x670 [ 6486.956253][ T10] addrconf_dad_work+0x10b/0xab0 [ 6486.956253][ T10] process_one_work+0x84d/0x18a0 [ 6486.956253][ T10] worker_thread+0x587/0xd30 [ 6486.956253][ T10] kthread+0x28a/0x350 [ 6486.956253][ T10] ret_from_fork+0x31/0x70 [ 6486.956253][ T10] ret_from_fork_asm+0x1a/0x30 [ 6486.956253][ T10] [ 6486.958214][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.958214][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.958214][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.958214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.958214][ T10] ip6_route_add+0x1c/0x140 [ 6486.958214][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6486.958214][ T10] inet6_addr_add+0x4f8/0xa40 [ 6486.958214][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.958214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.958214][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.958214][ T10] netlink_unicast+0x449/0x710 [ 6486.958214][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.958214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.958214][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.958214][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.958214][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.958214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.958214][ T10] [ 6486.960331][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.960331][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.960331][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.960331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.960331][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6486.960331][ T10] ipv6_add_addr+0x411/0x2000 [ 6486.960331][ T10] inet6_addr_add+0x30e/0xa40 [ 6486.960331][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.960331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.960331][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.960331][ T10] netlink_unicast+0x449/0x710 [ 6486.960331][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.960331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.960331][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.960331][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.960331][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.960331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.960331][ T10] [ 6486.962459][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.962459][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.962459][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.962459][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.962459][ T10] ip6_route_add+0x1c/0x140 [ 6486.962459][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6486.962459][ T10] addrconf_add_dev+0xe2/0x170 [ 6486.962459][ T10] inet6_addr_add+0x12f/0xa40 [ 6486.962459][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.962459][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.962459][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.962459][ T10] netlink_unicast+0x449/0x710 [ 6486.962459][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.962459][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.962459][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.962459][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.962459][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.962459][ T10] [ 6486.964671][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.964671][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6486.964671][ T10] ipv6_find_idev+0x102/0x170 [ 6486.964671][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.964671][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.964671][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.964671][ T10] netlink_unicast+0x449/0x710 [ 6486.964671][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.964671][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.964671][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.964671][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.964671][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.964671][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.964671][ T10] [ 6486.966520][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6486.966520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6486.966520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6486.966520][ T10] ipv6_find_idev+0x102/0x170 [ 6486.966520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.966520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.966520][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.966520][ T10] netlink_unicast+0x449/0x710 [ 6486.966520][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.966520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.966520][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.966520][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.966520][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.966520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.966520][ T10] [ 6486.968652][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6486.968919][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6486.968919][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.968919][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.968919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.968919][ T10] ip6_route_add+0x1c/0x140 [ 6486.968919][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6486.968919][ T10] inet6_addr_add+0x4f8/0xa40 [ 6486.968919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.968919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.968919][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.968919][ T10] netlink_unicast+0x449/0x710 [ 6486.968919][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.968919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.968919][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.968919][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.968919][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.968919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.968919][ T10] [ 6486.971299][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6486.971299][ T10] netdev_get_by_index+0x5e/0x80 [ 6486.971299][ T10] fib6_nh_init+0x3d8/0x1580 [ 6486.971299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6486.971299][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6486.971299][ T10] ipv6_add_addr+0x411/0x2000 [ 6486.971299][ T10] inet6_addr_add+0x30e/0xa40 [ 6486.971299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6486.971299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.971299][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.971299][ T10] netlink_unicast+0x449/0x710 [ 6486.971299][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.971299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.971299][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.971299][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.971299][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.971299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.971299][ T10] [ 6486.973672][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6486.973672][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6486.973672][ T10] ipv6_find_idev+0x102/0x170 [ 6486.973672][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.973672][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.973672][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.973672][ T10] netlink_unicast+0x449/0x710 [ 6486.973672][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.973672][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.973672][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.973672][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.973672][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.973672][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.973672][ T10] [ 6486.975515][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6486.975515][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6486.975515][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6486.975515][ T10] ipv6_find_idev+0x102/0x170 [ 6486.975515][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6486.975515][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6486.975515][ T10] netlink_rcv_skb+0x130/0x360 [ 6486.975515][ T10] netlink_unicast+0x449/0x710 [ 6486.975515][ T10] netlink_sendmsg+0x723/0xbe0 [ 6486.975515][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6486.975515][ T10] ___sys_sendmsg+0xee/0x170 [ 6486.975515][ T10] __sys_sendmsg+0xcd/0x170 [ 6486.975515][ T10] do_syscall_64+0xc6/0x1e0 [ 6486.975515][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6486.975515][ T10] [ 6497.030949][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6497.031371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.031371][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6497.031371][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6497.031371][ T10] fib6_nh_init+0xa22/0x1580 [ 6497.031371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.031371][ T10] ip6_route_add+0x1c/0x140 [ 6497.031371][ T10] inet6_rtm_newroute+0x104/0x110 [ 6497.031371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.031371][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.031371][ T10] netlink_unicast+0x449/0x710 [ 6497.031371][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.031371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.031371][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.031371][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.031371][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.031371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.031371][ T10] [ 6497.033355][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.033355][ T10] dst_init+0x84/0x4a0 [ 6497.033355][ T10] dst_alloc+0x97/0x150 [ 6497.033355][ T10] ip6_dst_alloc+0x23/0x90 [ 6497.033355][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6497.033355][ T10] ip6_pol_route+0x56f/0x840 [ 6497.033355][ T10] fib6_rule_lookup+0x456/0x630 [ 6497.033355][ T10] ip6_route_input+0x59c/0xa50 [ 6497.033355][ T10] ipv6_rcv+0x397/0x810 [ 6497.033355][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6497.033355][ T10] process_backlog+0x101/0x620 [ 6497.033355][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6497.033355][ T10] net_rx_action+0x495/0xbe0 [ 6497.033355][ T10] __do_softirq+0x1b5/0x7f6 [ 6497.033355][ T10] [ 6497.035093][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.035093][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.035093][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.035093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.035093][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6497.035093][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6497.035093][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6497.035093][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6497.035093][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6497.035093][ T10] addrconf_dad_begin+0x310/0x670 [ 6497.035093][ T10] addrconf_dad_work+0x10b/0xab0 [ 6497.035093][ T10] process_one_work+0x84d/0x18a0 [ 6497.035093][ T10] worker_thread+0x587/0xd30 [ 6497.035093][ T10] kthread+0x28a/0x350 [ 6497.035093][ T10] ret_from_fork+0x31/0x70 [ 6497.035093][ T10] ret_from_fork_asm+0x1a/0x30 [ 6497.035093][ T10] [ 6497.037123][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.037123][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.037123][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.037123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.037123][ T10] ip6_route_add+0x1c/0x140 [ 6497.037123][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6497.037123][ T10] inet6_addr_add+0x4f8/0xa40 [ 6497.037123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.037123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.037123][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.037123][ T10] netlink_unicast+0x449/0x710 [ 6497.037123][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.037123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.037123][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.037123][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.037123][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.037123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.037123][ T10] [ 6497.039209][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.039209][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.039209][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.039209][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.039209][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6497.039209][ T10] ipv6_add_addr+0x411/0x2000 [ 6497.039209][ T10] inet6_addr_add+0x30e/0xa40 [ 6497.039209][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.039209][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.039209][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.039209][ T10] netlink_unicast+0x449/0x710 [ 6497.039209][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.039209][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.039209][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.039209][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.039209][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.039209][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.039209][ T10] [ 6497.041324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.041324][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.041324][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.041324][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.041324][ T10] ip6_route_add+0x1c/0x140 [ 6497.041324][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6497.041324][ T10] addrconf_add_dev+0xe2/0x170 [ 6497.041324][ T10] inet6_addr_add+0x12f/0xa40 [ 6497.041324][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.041324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.041324][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.041324][ T10] netlink_unicast+0x449/0x710 [ 6497.041324][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.041324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.041324][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.041324][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.041324][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.041324][ T10] [ 6497.043403][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.043403][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6497.043403][ T10] ipv6_find_idev+0x102/0x170 [ 6497.043403][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.043403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.043403][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.043403][ T10] netlink_unicast+0x449/0x710 [ 6497.043403][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.043403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.043403][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.043403][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.043403][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.043403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.043403][ T10] [ 6497.045015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6497.045015][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6497.045015][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6497.045015][ T10] ipv6_find_idev+0x102/0x170 [ 6497.045015][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.045015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.045015][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.045015][ T10] netlink_unicast+0x449/0x710 [ 6497.045015][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.045015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.045015][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.045015][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.045015][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.045015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.045015][ T10] [ 6497.046845][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6497.047141][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6497.047141][ T10] dst_init+0x84/0x4a0 [ 6497.047141][ T10] dst_alloc+0x97/0x150 [ 6497.047141][ T10] ip6_dst_alloc+0x23/0x90 [ 6497.047141][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6497.047141][ T10] ip6_pol_route+0x56f/0x840 [ 6497.047141][ T10] fib6_rule_lookup+0x456/0x630 [ 6497.047141][ T10] ip6_route_input+0x59c/0xa50 [ 6497.047141][ T10] ipv6_rcv+0x397/0x810 [ 6497.047141][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6497.047141][ T10] process_backlog+0x101/0x620 [ 6497.047141][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6497.047141][ T10] net_rx_action+0x495/0xbe0 [ 6497.047141][ T10] __do_softirq+0x1b5/0x7f6 [ 6497.047141][ T10] [ 6497.048865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.048865][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6497.048865][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6497.048865][ T10] fib6_nh_init+0xa22/0x1580 [ 6497.048865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.048865][ T10] ip6_route_add+0x1c/0x140 [ 6497.048865][ T10] inet6_rtm_newroute+0x104/0x110 [ 6497.048865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.048865][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.048865][ T10] netlink_unicast+0x449/0x710 [ 6497.048865][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.048865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.048865][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.048865][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.048865][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.048865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.048865][ T10] [ 6497.050846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.050846][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.050846][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.050846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.050846][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6497.050846][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6497.050846][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6497.050846][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6497.050846][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6497.050846][ T10] addrconf_dad_begin+0x310/0x670 [ 6497.050846][ T10] addrconf_dad_work+0x10b/0xab0 [ 6497.050846][ T10] process_one_work+0x84d/0x18a0 [ 6497.050846][ T10] worker_thread+0x587/0xd30 [ 6497.050846][ T10] kthread+0x28a/0x350 [ 6497.050846][ T10] ret_from_fork+0x31/0x70 [ 6497.050846][ T10] ret_from_fork_asm+0x1a/0x30 [ 6497.050846][ T10] [ 6497.052853][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.052853][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.052853][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.052853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.052853][ T10] ip6_route_add+0x1c/0x140 [ 6497.052853][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6497.052853][ T10] inet6_addr_add+0x4f8/0xa40 [ 6497.052853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.052853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.052853][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.052853][ T10] netlink_unicast+0x449/0x710 [ 6497.052853][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.052853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.052853][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.052853][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.052853][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.052853][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.052853][ T10] [ 6497.054960][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.054960][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.054960][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.054960][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.054960][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6497.054960][ T10] ipv6_add_addr+0x411/0x2000 [ 6497.054960][ T10] inet6_addr_add+0x30e/0xa40 [ 6497.054960][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.054960][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.054960][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.054960][ T10] netlink_unicast+0x449/0x710 [ 6497.054960][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.054960][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.054960][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.054960][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.054960][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.054960][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.054960][ T10] [ 6497.057071][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.057071][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.057071][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.057071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.057071][ T10] ip6_route_add+0x1c/0x140 [ 6497.057071][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6497.057071][ T10] addrconf_add_dev+0xe2/0x170 [ 6497.057071][ T10] inet6_addr_add+0x12f/0xa40 [ 6497.057071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.057071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.057071][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.057071][ T10] netlink_unicast+0x449/0x710 [ 6497.057071][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.057071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.057071][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.057071][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.057071][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.057071][ T10] [ 6497.059264][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.059264][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6497.059264][ T10] ipv6_find_idev+0x102/0x170 [ 6497.059264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.059264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.059264][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.059264][ T10] netlink_unicast+0x449/0x710 [ 6497.059264][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.059264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.059264][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.059264][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.059264][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.059264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.059264][ T10] [ 6497.061119][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6497.061119][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6497.061119][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6497.061119][ T10] ipv6_find_idev+0x102/0x170 [ 6497.061119][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.061119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.061119][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.061119][ T10] netlink_unicast+0x449/0x710 [ 6497.061119][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.061119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.061119][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.061119][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.061119][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.061119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.061119][ T10] [ 6497.063119][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6497.063367][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6497.063367][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.063367][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.063367][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.063367][ T10] ip6_route_add+0x1c/0x140 [ 6497.063367][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6497.063367][ T10] inet6_addr_add+0x4f8/0xa40 [ 6497.063367][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.063367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.063367][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.063367][ T10] netlink_unicast+0x449/0x710 [ 6497.063367][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.063367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.063367][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.063367][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.063367][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.063367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.063367][ T10] [ 6497.065730][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6497.065730][ T10] netdev_get_by_index+0x5e/0x80 [ 6497.065730][ T10] fib6_nh_init+0x3d8/0x1580 [ 6497.065730][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6497.065730][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6497.065730][ T10] ipv6_add_addr+0x411/0x2000 [ 6497.065730][ T10] inet6_addr_add+0x30e/0xa40 [ 6497.065730][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6497.065730][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.065730][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.065730][ T10] netlink_unicast+0x449/0x710 [ 6497.065730][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.065730][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.065730][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.065730][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.065730][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.065730][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.065730][ T10] [ 6497.067943][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6497.067943][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6497.067943][ T10] ipv6_find_idev+0x102/0x170 [ 6497.067943][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.067943][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.067943][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.067943][ T10] netlink_unicast+0x449/0x710 [ 6497.067943][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.067943][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.067943][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.067943][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.067943][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.067943][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.067943][ T10] [ 6497.069739][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6497.069739][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6497.069739][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6497.069739][ T10] ipv6_find_idev+0x102/0x170 [ 6497.069739][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6497.069739][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6497.069739][ T10] netlink_rcv_skb+0x130/0x360 [ 6497.069739][ T10] netlink_unicast+0x449/0x710 [ 6497.069739][ T10] netlink_sendmsg+0x723/0xbe0 [ 6497.069739][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6497.069739][ T10] ___sys_sendmsg+0xee/0x170 [ 6497.069739][ T10] __sys_sendmsg+0xcd/0x170 [ 6497.069739][ T10] do_syscall_64+0xc6/0x1e0 [ 6497.069739][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6497.069739][ T10] [ 6507.310846][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6507.311240][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.311240][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6507.311240][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6507.311240][ T10] fib6_nh_init+0xa22/0x1580 [ 6507.311240][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.311240][ T10] ip6_route_add+0x1c/0x140 [ 6507.311240][ T10] inet6_rtm_newroute+0x104/0x110 [ 6507.311240][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.311240][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.311240][ T10] netlink_unicast+0x449/0x710 [ 6507.311240][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.311240][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.311240][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.311240][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.311240][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.311240][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.311240][ T10] [ 6507.313234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.313234][ T10] dst_init+0x84/0x4a0 [ 6507.313234][ T10] dst_alloc+0x97/0x150 [ 6507.313234][ T10] ip6_dst_alloc+0x23/0x90 [ 6507.313234][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6507.313234][ T10] ip6_pol_route+0x56f/0x840 [ 6507.313234][ T10] fib6_rule_lookup+0x456/0x630 [ 6507.313234][ T10] ip6_route_input+0x59c/0xa50 [ 6507.313234][ T10] ipv6_rcv+0x397/0x810 [ 6507.313234][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6507.313234][ T10] process_backlog+0x101/0x620 [ 6507.313234][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6507.313234][ T10] net_rx_action+0x495/0xbe0 [ 6507.313234][ T10] __do_softirq+0x1b5/0x7f6 [ 6507.313234][ T10] [ 6507.314974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.314974][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.314974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.314974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.314974][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6507.314974][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6507.314974][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6507.314974][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6507.314974][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6507.314974][ T10] addrconf_dad_begin+0x310/0x670 [ 6507.314974][ T10] addrconf_dad_work+0x10b/0xab0 [ 6507.314974][ T10] process_one_work+0x84d/0x18a0 [ 6507.314974][ T10] worker_thread+0x587/0xd30 [ 6507.314974][ T10] kthread+0x28a/0x350 [ 6507.314974][ T10] ret_from_fork+0x31/0x70 [ 6507.314974][ T10] ret_from_fork_asm+0x1a/0x30 [ 6507.314974][ T10] [ 6507.317012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.317012][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.317012][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.317012][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.317012][ T10] ip6_route_add+0x1c/0x140 [ 6507.317012][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6507.317012][ T10] inet6_addr_add+0x4f8/0xa40 [ 6507.317012][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.317012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.317012][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.317012][ T10] netlink_unicast+0x449/0x710 [ 6507.317012][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.317012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.317012][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.317012][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.317012][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.317012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.317012][ T10] [ 6507.319124][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.319124][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.319124][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.319124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.319124][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6507.319124][ T10] ipv6_add_addr+0x411/0x2000 [ 6507.319124][ T10] inet6_addr_add+0x30e/0xa40 [ 6507.319124][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.319124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.319124][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.319124][ T10] netlink_unicast+0x449/0x710 [ 6507.319124][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.319124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.319124][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.319124][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.319124][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.319124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.319124][ T10] [ 6507.321251][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.321251][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.321251][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.321251][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.321251][ T10] ip6_route_add+0x1c/0x140 [ 6507.321251][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6507.321251][ T10] addrconf_add_dev+0xe2/0x170 [ 6507.321251][ T10] inet6_addr_add+0x12f/0xa40 [ 6507.321251][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.321251][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.321251][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.321251][ T10] netlink_unicast+0x449/0x710 [ 6507.321251][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.321251][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.321251][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.321251][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.321251][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.321251][ T10] [ 6507.323333][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.323333][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6507.323333][ T10] ipv6_find_idev+0x102/0x170 [ 6507.323333][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.323333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.323333][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.323333][ T10] netlink_unicast+0x449/0x710 [ 6507.323333][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.323333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.323333][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.323333][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.323333][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.323333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.323333][ T10] [ 6507.324964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6507.324964][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6507.324964][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6507.324964][ T10] ipv6_find_idev+0x102/0x170 [ 6507.324964][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.324964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.324964][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.324964][ T10] netlink_unicast+0x449/0x710 [ 6507.324964][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.324964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.324964][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.324964][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.324964][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.324964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.324964][ T10] [ 6507.326765][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6507.327072][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6507.327072][ T10] dst_init+0x84/0x4a0 [ 6507.327072][ T10] dst_alloc+0x97/0x150 [ 6507.327072][ T10] ip6_dst_alloc+0x23/0x90 [ 6507.327072][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6507.327072][ T10] ip6_pol_route+0x56f/0x840 [ 6507.327072][ T10] fib6_rule_lookup+0x456/0x630 [ 6507.327072][ T10] ip6_route_input+0x59c/0xa50 [ 6507.327072][ T10] ipv6_rcv+0x397/0x810 [ 6507.327072][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6507.327072][ T10] process_backlog+0x101/0x620 [ 6507.327072][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6507.327072][ T10] net_rx_action+0x495/0xbe0 [ 6507.327072][ T10] __do_softirq+0x1b5/0x7f6 [ 6507.327072][ T10] [ 6507.328814][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.328814][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6507.328814][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6507.328814][ T10] fib6_nh_init+0xa22/0x1580 [ 6507.328814][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.328814][ T10] ip6_route_add+0x1c/0x140 [ 6507.328814][ T10] inet6_rtm_newroute+0x104/0x110 [ 6507.328814][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.328814][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.328814][ T10] netlink_unicast+0x449/0x710 [ 6507.328814][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.328814][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.328814][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.328814][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.328814][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.328814][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.328814][ T10] [ 6507.330828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.330828][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.330828][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.330828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.330828][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6507.330828][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6507.330828][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6507.330828][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6507.330828][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6507.330828][ T10] addrconf_dad_begin+0x310/0x670 [ 6507.330828][ T10] addrconf_dad_work+0x10b/0xab0 [ 6507.330828][ T10] process_one_work+0x84d/0x18a0 [ 6507.330828][ T10] worker_thread+0x587/0xd30 [ 6507.330828][ T10] kthread+0x28a/0x350 [ 6507.330828][ T10] ret_from_fork+0x31/0x70 [ 6507.330828][ T10] ret_from_fork_asm+0x1a/0x30 [ 6507.330828][ T10] [ 6507.332844][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.332844][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.332844][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.332844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.332844][ T10] ip6_route_add+0x1c/0x140 [ 6507.332844][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6507.332844][ T10] inet6_addr_add+0x4f8/0xa40 [ 6507.332844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.332844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.332844][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.332844][ T10] netlink_unicast+0x449/0x710 [ 6507.332844][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.332844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.332844][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.332844][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.332844][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.332844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.332844][ T10] [ 6507.334968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.334968][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.334968][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.334968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.334968][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6507.334968][ T10] ipv6_add_addr+0x411/0x2000 [ 6507.334968][ T10] inet6_addr_add+0x30e/0xa40 [ 6507.334968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.334968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.334968][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.334968][ T10] netlink_unicast+0x449/0x710 [ 6507.334968][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.334968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.334968][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.334968][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.334968][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.334968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.334968][ T10] [ 6507.337097][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.337097][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.337097][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.337097][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.337097][ T10] ip6_route_add+0x1c/0x140 [ 6507.337097][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6507.337097][ T10] addrconf_add_dev+0xe2/0x170 [ 6507.337097][ T10] inet6_addr_add+0x12f/0xa40 [ 6507.337097][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.337097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.337097][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.337097][ T10] netlink_unicast+0x449/0x710 [ 6507.337097][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.337097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.337097][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.337097][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.337097][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.337097][ T10] [ 6507.339304][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.339304][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6507.339304][ T10] ipv6_find_idev+0x102/0x170 [ 6507.339304][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.339304][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.339304][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.339304][ T10] netlink_unicast+0x449/0x710 [ 6507.339304][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.339304][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.339304][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.339304][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.339304][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.339304][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.339304][ T10] [ 6507.341137][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6507.341137][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6507.341137][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6507.341137][ T10] ipv6_find_idev+0x102/0x170 [ 6507.341137][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.341137][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.341137][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.341137][ T10] netlink_unicast+0x449/0x710 [ 6507.341137][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.341137][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.341137][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.341137][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.341137][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.341137][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.341137][ T10] [ 6507.343234][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6507.343495][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6507.343495][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.343495][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.343495][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.343495][ T10] ip6_route_add+0x1c/0x140 [ 6507.343495][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6507.343495][ T10] inet6_addr_add+0x4f8/0xa40 [ 6507.343495][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.343495][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.343495][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.343495][ T10] netlink_unicast+0x449/0x710 [ 6507.343495][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.343495][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.343495][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.343495][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.343495][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.343495][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.343495][ T10] [ 6507.345873][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6507.345873][ T10] netdev_get_by_index+0x5e/0x80 [ 6507.345873][ T10] fib6_nh_init+0x3d8/0x1580 [ 6507.345873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6507.345873][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6507.345873][ T10] ipv6_add_addr+0x411/0x2000 [ 6507.345873][ T10] inet6_addr_add+0x30e/0xa40 [ 6507.345873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6507.345873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.345873][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.345873][ T10] netlink_unicast+0x449/0x710 [ 6507.345873][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.345873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.345873][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.345873][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.345873][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.345873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.345873][ T10] [ 6507.348233][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6507.348233][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6507.348233][ T10] ipv6_find_idev+0x102/0x170 [ 6507.348233][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.348233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.348233][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.348233][ T10] netlink_unicast+0x449/0x710 [ 6507.348233][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.348233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.348233][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.348233][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.348233][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.348233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.348233][ T10] [ 6507.350051][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6507.350051][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6507.350051][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6507.350051][ T10] ipv6_find_idev+0x102/0x170 [ 6507.350051][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6507.350051][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6507.350051][ T10] netlink_rcv_skb+0x130/0x360 [ 6507.350051][ T10] netlink_unicast+0x449/0x710 [ 6507.350051][ T10] netlink_sendmsg+0x723/0xbe0 [ 6507.350051][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6507.350051][ T10] ___sys_sendmsg+0xee/0x170 [ 6507.350051][ T10] __sys_sendmsg+0xcd/0x170 [ 6507.350051][ T10] do_syscall_64+0xc6/0x1e0 [ 6507.350051][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6507.350051][ T10] [ 6517.593006][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6517.593499][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.593499][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6517.593499][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6517.593499][ T10] fib6_nh_init+0xa22/0x1580 [ 6517.593499][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.593499][ T10] ip6_route_add+0x1c/0x140 [ 6517.593499][ T10] inet6_rtm_newroute+0x104/0x110 [ 6517.593499][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.593499][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.593499][ T10] netlink_unicast+0x449/0x710 [ 6517.593499][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.593499][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.593499][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.593499][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.593499][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.593499][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.593499][ T10] [ 6517.595541][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.595541][ T10] dst_init+0x84/0x4a0 [ 6517.595541][ T10] dst_alloc+0x97/0x150 [ 6517.595541][ T10] ip6_dst_alloc+0x23/0x90 [ 6517.595541][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6517.595541][ T10] ip6_pol_route+0x56f/0x840 [ 6517.595541][ T10] fib6_rule_lookup+0x456/0x630 [ 6517.595541][ T10] ip6_route_input+0x59c/0xa50 [ 6517.595541][ T10] ipv6_rcv+0x397/0x810 [ 6517.595541][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6517.595541][ T10] process_backlog+0x101/0x620 [ 6517.595541][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6517.595541][ T10] net_rx_action+0x495/0xbe0 [ 6517.595541][ T10] __do_softirq+0x1b5/0x7f6 [ 6517.595541][ T10] [ 6517.597281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.597281][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.597281][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.597281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.597281][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6517.597281][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6517.597281][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6517.597281][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6517.597281][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6517.597281][ T10] addrconf_dad_begin+0x310/0x670 [ 6517.597281][ T10] addrconf_dad_work+0x10b/0xab0 [ 6517.597281][ T10] process_one_work+0x84d/0x18a0 [ 6517.597281][ T10] worker_thread+0x587/0xd30 [ 6517.597281][ T10] kthread+0x28a/0x350 [ 6517.597281][ T10] ret_from_fork+0x31/0x70 [ 6517.597281][ T10] ret_from_fork_asm+0x1a/0x30 [ 6517.597281][ T10] [ 6517.599313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.599313][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.599313][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.599313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.599313][ T10] ip6_route_add+0x1c/0x140 [ 6517.599313][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6517.599313][ T10] inet6_addr_add+0x4f8/0xa40 [ 6517.599313][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.599313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.599313][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.599313][ T10] netlink_unicast+0x449/0x710 [ 6517.599313][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.599313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.599313][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.599313][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.599313][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.599313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.599313][ T10] [ 6517.601444][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.601444][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.601444][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.601444][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.601444][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6517.601444][ T10] ipv6_add_addr+0x411/0x2000 [ 6517.601444][ T10] inet6_addr_add+0x30e/0xa40 [ 6517.601444][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.601444][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.601444][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.601444][ T10] netlink_unicast+0x449/0x710 [ 6517.601444][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.601444][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.601444][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.601444][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.601444][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.601444][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.601444][ T10] [ 6517.603565][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.603565][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.603565][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.603565][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.603565][ T10] ip6_route_add+0x1c/0x140 [ 6517.603565][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6517.603565][ T10] addrconf_add_dev+0xe2/0x170 [ 6517.603565][ T10] inet6_addr_add+0x12f/0xa40 [ 6517.603565][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.603565][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.603565][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.603565][ T10] netlink_unicast+0x449/0x710 [ 6517.603565][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.603565][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.603565][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.603565][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.603565][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.603565][ T10] [ 6517.605712][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.605712][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6517.605712][ T10] ipv6_find_idev+0x102/0x170 [ 6517.605712][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.605712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.605712][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.605712][ T10] netlink_unicast+0x449/0x710 [ 6517.605712][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.605712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.605712][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.605712][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.605712][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.605712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.605712][ T10] [ 6517.607284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6517.607284][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6517.607284][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6517.607284][ T10] ipv6_find_idev+0x102/0x170 [ 6517.607284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.607284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.607284][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.607284][ T10] netlink_unicast+0x449/0x710 [ 6517.607284][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.607284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.607284][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.607284][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.607284][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.607284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.607284][ T10] [ 6517.609031][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6517.609312][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6517.609312][ T10] dst_init+0x84/0x4a0 [ 6517.609312][ T10] dst_alloc+0x97/0x150 [ 6517.609312][ T10] ip6_dst_alloc+0x23/0x90 [ 6517.609312][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6517.609312][ T10] ip6_pol_route+0x56f/0x840 [ 6517.609312][ T10] fib6_rule_lookup+0x456/0x630 [ 6517.609312][ T10] ip6_route_input+0x59c/0xa50 [ 6517.609312][ T10] ipv6_rcv+0x397/0x810 [ 6517.609312][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6517.609312][ T10] process_backlog+0x101/0x620 [ 6517.609312][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6517.609312][ T10] net_rx_action+0x495/0xbe0 [ 6517.609312][ T10] __do_softirq+0x1b5/0x7f6 [ 6517.609312][ T10] [ 6517.610988][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.610988][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6517.610988][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6517.610988][ T10] fib6_nh_init+0xa22/0x1580 [ 6517.610988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.610988][ T10] ip6_route_add+0x1c/0x140 [ 6517.610988][ T10] inet6_rtm_newroute+0x104/0x110 [ 6517.610988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.610988][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.610988][ T10] netlink_unicast+0x449/0x710 [ 6517.610988][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.610988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.610988][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.610988][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.610988][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.610988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.610988][ T10] [ 6517.612890][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.612890][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.612890][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.612890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.612890][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6517.612890][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6517.612890][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6517.612890][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6517.612890][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6517.612890][ T10] addrconf_dad_begin+0x310/0x670 [ 6517.612890][ T10] addrconf_dad_work+0x10b/0xab0 [ 6517.612890][ T10] process_one_work+0x84d/0x18a0 [ 6517.612890][ T10] worker_thread+0x587/0xd30 [ 6517.612890][ T10] kthread+0x28a/0x350 [ 6517.612890][ T10] ret_from_fork+0x31/0x70 [ 6517.612890][ T10] ret_from_fork_asm+0x1a/0x30 [ 6517.612890][ T10] [ 6517.614829][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.614829][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.614829][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.614829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.614829][ T10] ip6_route_add+0x1c/0x140 [ 6517.614829][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6517.614829][ T10] inet6_addr_add+0x4f8/0xa40 [ 6517.614829][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.614829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.614829][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.614829][ T10] netlink_unicast+0x449/0x710 [ 6517.614829][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.614829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.614829][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.614829][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.614829][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.614829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.614829][ T10] [ 6517.616871][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.616871][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.616871][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.616871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.616871][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6517.616871][ T10] ipv6_add_addr+0x411/0x2000 [ 6517.616871][ T10] inet6_addr_add+0x30e/0xa40 [ 6517.616871][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.616871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.616871][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.616871][ T10] netlink_unicast+0x449/0x710 [ 6517.616871][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.616871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.616871][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.616871][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.616871][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.616871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.616871][ T10] [ 6517.618933][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.618933][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.618933][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.618933][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.618933][ T10] ip6_route_add+0x1c/0x140 [ 6517.618933][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6517.618933][ T10] addrconf_add_dev+0xe2/0x170 [ 6517.618933][ T10] inet6_addr_add+0x12f/0xa40 [ 6517.618933][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.618933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.618933][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.618933][ T10] netlink_unicast+0x449/0x710 [ 6517.618933][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.618933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.618933][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.618933][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.618933][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.618933][ T10] [ 6517.621039][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.621039][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6517.621039][ T10] ipv6_find_idev+0x102/0x170 [ 6517.621039][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.621039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.621039][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.621039][ T10] netlink_unicast+0x449/0x710 [ 6517.621039][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.621039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.621039][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.621039][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.621039][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.621039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.621039][ T10] [ 6517.622848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6517.622848][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6517.622848][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6517.622848][ T10] ipv6_find_idev+0x102/0x170 [ 6517.622848][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.622848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.622848][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.622848][ T10] netlink_unicast+0x449/0x710 [ 6517.622848][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.622848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.622848][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.622848][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.622848][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.622848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.622848][ T10] [ 6517.624821][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6517.625069][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6517.625069][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.625069][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.625069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.625069][ T10] ip6_route_add+0x1c/0x140 [ 6517.625069][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6517.625069][ T10] inet6_addr_add+0x4f8/0xa40 [ 6517.625069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.625069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.625069][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.625069][ T10] netlink_unicast+0x449/0x710 [ 6517.625069][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.625069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.625069][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.625069][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.625069][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.625069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.625069][ T10] [ 6517.627341][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6517.627341][ T10] netdev_get_by_index+0x5e/0x80 [ 6517.627341][ T10] fib6_nh_init+0x3d8/0x1580 [ 6517.627341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6517.627341][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6517.627341][ T10] ipv6_add_addr+0x411/0x2000 [ 6517.627341][ T10] inet6_addr_add+0x30e/0xa40 [ 6517.627341][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6517.627341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.627341][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.627341][ T10] netlink_unicast+0x449/0x710 [ 6517.627341][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.627341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.627341][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.627341][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.627341][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.627341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.627341][ T10] [ 6517.629620][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6517.629620][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6517.629620][ T10] ipv6_find_idev+0x102/0x170 [ 6517.629620][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.629620][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.629620][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.629620][ T10] netlink_unicast+0x449/0x710 [ 6517.629620][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.629620][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.629620][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.629620][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.629620][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.629620][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.629620][ T10] [ 6517.631419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6517.631419][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6517.631419][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6517.631419][ T10] ipv6_find_idev+0x102/0x170 [ 6517.631419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6517.631419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6517.631419][ T10] netlink_rcv_skb+0x130/0x360 [ 6517.631419][ T10] netlink_unicast+0x449/0x710 [ 6517.631419][ T10] netlink_sendmsg+0x723/0xbe0 [ 6517.631419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6517.631419][ T10] ___sys_sendmsg+0xee/0x170 [ 6517.631419][ T10] __sys_sendmsg+0xcd/0x170 [ 6517.631419][ T10] do_syscall_64+0xc6/0x1e0 [ 6517.631419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6517.631419][ T10] [ 6527.872977][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6527.873387][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.873387][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6527.873387][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6527.873387][ T10] fib6_nh_init+0xa22/0x1580 [ 6527.873387][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.873387][ T10] ip6_route_add+0x1c/0x140 [ 6527.873387][ T10] inet6_rtm_newroute+0x104/0x110 [ 6527.873387][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.873387][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.873387][ T10] netlink_unicast+0x449/0x710 [ 6527.873387][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.873387][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.873387][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.873387][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.873387][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.873387][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.873387][ T10] [ 6527.875349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.875349][ T10] dst_init+0x84/0x4a0 [ 6527.875349][ T10] dst_alloc+0x97/0x150 [ 6527.875349][ T10] ip6_dst_alloc+0x23/0x90 [ 6527.875349][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6527.875349][ T10] ip6_pol_route+0x56f/0x840 [ 6527.875349][ T10] fib6_rule_lookup+0x456/0x630 [ 6527.875349][ T10] ip6_route_input+0x59c/0xa50 [ 6527.875349][ T10] ipv6_rcv+0x397/0x810 [ 6527.875349][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6527.875349][ T10] process_backlog+0x101/0x620 [ 6527.875349][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6527.875349][ T10] net_rx_action+0x495/0xbe0 [ 6527.875349][ T10] __do_softirq+0x1b5/0x7f6 [ 6527.875349][ T10] [ 6527.877026][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.877026][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.877026][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.877026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.877026][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6527.877026][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6527.877026][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6527.877026][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6527.877026][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6527.877026][ T10] addrconf_dad_begin+0x310/0x670 [ 6527.877026][ T10] addrconf_dad_work+0x10b/0xab0 [ 6527.877026][ T10] process_one_work+0x84d/0x18a0 [ 6527.877026][ T10] worker_thread+0x587/0xd30 [ 6527.877026][ T10] kthread+0x28a/0x350 [ 6527.877026][ T10] ret_from_fork+0x31/0x70 [ 6527.877026][ T10] ret_from_fork_asm+0x1a/0x30 [ 6527.877026][ T10] [ 6527.878975][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.878975][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.878975][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.878975][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.878975][ T10] ip6_route_add+0x1c/0x140 [ 6527.878975][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6527.878975][ T10] inet6_addr_add+0x4f8/0xa40 [ 6527.878975][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.878975][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.878975][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.878975][ T10] netlink_unicast+0x449/0x710 [ 6527.878975][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.878975][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.878975][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.878975][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.878975][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.878975][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.878975][ T10] [ 6527.881005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.881005][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.881005][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.881005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.881005][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6527.881005][ T10] ipv6_add_addr+0x411/0x2000 [ 6527.881005][ T10] inet6_addr_add+0x30e/0xa40 [ 6527.881005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.881005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.881005][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.881005][ T10] netlink_unicast+0x449/0x710 [ 6527.881005][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.881005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.881005][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.881005][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.881005][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.881005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.881005][ T10] [ 6527.883033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.883033][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.883033][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.883033][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.883033][ T10] ip6_route_add+0x1c/0x140 [ 6527.883033][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6527.883033][ T10] addrconf_add_dev+0xe2/0x170 [ 6527.883033][ T10] inet6_addr_add+0x12f/0xa40 [ 6527.883033][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.883033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.883033][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.883033][ T10] netlink_unicast+0x449/0x710 [ 6527.883033][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.883033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.883033][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.883033][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.883033][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.883033][ T10] [ 6527.885033][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.885033][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6527.885033][ T10] ipv6_find_idev+0x102/0x170 [ 6527.885033][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.885033][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.885033][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.885033][ T10] netlink_unicast+0x449/0x710 [ 6527.885033][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.885033][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.885033][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.885033][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.885033][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.885033][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.885033][ T10] [ 6527.886604][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6527.886604][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6527.886604][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6527.886604][ T10] ipv6_find_idev+0x102/0x170 [ 6527.886604][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.886604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.886604][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.886604][ T10] netlink_unicast+0x449/0x710 [ 6527.886604][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.886604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.886604][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.886604][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.886604][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.886604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.886604][ T10] [ 6527.888333][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6527.888619][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6527.888619][ T10] dst_init+0x84/0x4a0 [ 6527.888619][ T10] dst_alloc+0x97/0x150 [ 6527.888619][ T10] ip6_dst_alloc+0x23/0x90 [ 6527.888619][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6527.888619][ T10] ip6_pol_route+0x56f/0x840 [ 6527.888619][ T10] fib6_rule_lookup+0x456/0x630 [ 6527.888619][ T10] ip6_route_input+0x59c/0xa50 [ 6527.888619][ T10] ipv6_rcv+0x397/0x810 [ 6527.888619][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6527.888619][ T10] process_backlog+0x101/0x620 [ 6527.888619][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6527.888619][ T10] net_rx_action+0x495/0xbe0 [ 6527.888619][ T10] __do_softirq+0x1b5/0x7f6 [ 6527.888619][ T10] [ 6527.890276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.890276][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6527.890276][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6527.890276][ T10] fib6_nh_init+0xa22/0x1580 [ 6527.890276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.890276][ T10] ip6_route_add+0x1c/0x140 [ 6527.890276][ T10] inet6_rtm_newroute+0x104/0x110 [ 6527.890276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.890276][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.890276][ T10] netlink_unicast+0x449/0x710 [ 6527.890276][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.890276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.890276][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.890276][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.890276][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.890276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.890276][ T10] [ 6527.892195][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.892195][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.892195][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.892195][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.892195][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6527.892195][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6527.892195][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6527.892195][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6527.892195][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6527.892195][ T10] addrconf_dad_begin+0x310/0x670 [ 6527.892195][ T10] addrconf_dad_work+0x10b/0xab0 [ 6527.892195][ T10] process_one_work+0x84d/0x18a0 [ 6527.892195][ T10] worker_thread+0x587/0xd30 [ 6527.892195][ T10] kthread+0x28a/0x350 [ 6527.892195][ T10] ret_from_fork+0x31/0x70 [ 6527.892195][ T10] ret_from_fork_asm+0x1a/0x30 [ 6527.892195][ T10] [ 6527.894128][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.894128][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.894128][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.894128][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.894128][ T10] ip6_route_add+0x1c/0x140 [ 6527.894128][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6527.894128][ T10] inet6_addr_add+0x4f8/0xa40 [ 6527.894128][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.894128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.894128][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.894128][ T10] netlink_unicast+0x449/0x710 [ 6527.894128][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.894128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.894128][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.894128][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.894128][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.894128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.894128][ T10] [ 6527.896153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.896153][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.896153][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.896153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.896153][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6527.896153][ T10] ipv6_add_addr+0x411/0x2000 [ 6527.896153][ T10] inet6_addr_add+0x30e/0xa40 [ 6527.896153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.896153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.896153][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.896153][ T10] netlink_unicast+0x449/0x710 [ 6527.896153][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.896153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.896153][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.896153][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.896153][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.896153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.896153][ T10] [ 6527.898186][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.898186][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.898186][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.898186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.898186][ T10] ip6_route_add+0x1c/0x140 [ 6527.898186][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6527.898186][ T10] addrconf_add_dev+0xe2/0x170 [ 6527.898186][ T10] inet6_addr_add+0x12f/0xa40 [ 6527.898186][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.898186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.898186][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.898186][ T10] netlink_unicast+0x449/0x710 [ 6527.898186][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.898186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.898186][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.898186][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.898186][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.898186][ T10] [ 6527.900330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.900330][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6527.900330][ T10] ipv6_find_idev+0x102/0x170 [ 6527.900330][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.900330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.900330][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.900330][ T10] netlink_unicast+0x449/0x710 [ 6527.900330][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.900330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.900330][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.900330][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.900330][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.900330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.900330][ T10] [ 6527.902079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6527.902079][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6527.902079][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6527.902079][ T10] ipv6_find_idev+0x102/0x170 [ 6527.902079][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.902079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.902079][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.902079][ T10] netlink_unicast+0x449/0x710 [ 6527.902079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.902079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.902079][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.902079][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.902079][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.902079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.902079][ T10] [ 6527.904108][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6527.904361][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6527.904361][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.904361][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.904361][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.904361][ T10] ip6_route_add+0x1c/0x140 [ 6527.904361][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6527.904361][ T10] inet6_addr_add+0x4f8/0xa40 [ 6527.904361][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.904361][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.904361][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.904361][ T10] netlink_unicast+0x449/0x710 [ 6527.904361][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.904361][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.904361][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.904361][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.904361][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.904361][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.904361][ T10] [ 6527.906638][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6527.906638][ T10] netdev_get_by_index+0x5e/0x80 [ 6527.906638][ T10] fib6_nh_init+0x3d8/0x1580 [ 6527.906638][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6527.906638][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6527.906638][ T10] ipv6_add_addr+0x411/0x2000 [ 6527.906638][ T10] inet6_addr_add+0x30e/0xa40 [ 6527.906638][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6527.906638][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.906638][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.906638][ T10] netlink_unicast+0x449/0x710 [ 6527.906638][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.906638][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.906638][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.906638][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.906638][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.906638][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.906638][ T10] [ 6527.908903][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6527.908903][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6527.908903][ T10] ipv6_find_idev+0x102/0x170 [ 6527.908903][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.908903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.908903][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.908903][ T10] netlink_unicast+0x449/0x710 [ 6527.908903][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.908903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.908903][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.908903][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.908903][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.908903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.908903][ T10] [ 6527.910641][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6527.910641][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6527.910641][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6527.910641][ T10] ipv6_find_idev+0x102/0x170 [ 6527.910641][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6527.910641][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6527.910641][ T10] netlink_rcv_skb+0x130/0x360 [ 6527.910641][ T10] netlink_unicast+0x449/0x710 [ 6527.910641][ T10] netlink_sendmsg+0x723/0xbe0 [ 6527.910641][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6527.910641][ T10] ___sys_sendmsg+0xee/0x170 [ 6527.910641][ T10] __sys_sendmsg+0xcd/0x170 [ 6527.910641][ T10] do_syscall_64+0xc6/0x1e0 [ 6527.910641][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6527.910641][ T10] [ 6538.006855][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6538.007339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.007339][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6538.007339][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6538.007339][ T10] fib6_nh_init+0xa22/0x1580 [ 6538.007339][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.007339][ T10] ip6_route_add+0x1c/0x140 [ 6538.007339][ T10] inet6_rtm_newroute+0x104/0x110 [ 6538.007339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.007339][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.007339][ T10] netlink_unicast+0x449/0x710 [ 6538.007339][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.007339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.007339][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.007339][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.007339][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.007339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.007339][ T10] [ 6538.009277][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.009277][ T10] dst_init+0x84/0x4a0 [ 6538.009277][ T10] dst_alloc+0x97/0x150 [ 6538.009277][ T10] ip6_dst_alloc+0x23/0x90 [ 6538.009277][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6538.009277][ T10] ip6_pol_route+0x56f/0x840 [ 6538.009277][ T10] fib6_rule_lookup+0x456/0x630 [ 6538.009277][ T10] ip6_route_input+0x59c/0xa50 [ 6538.009277][ T10] ipv6_rcv+0x397/0x810 [ 6538.009277][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6538.009277][ T10] process_backlog+0x101/0x620 [ 6538.009277][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6538.009277][ T10] net_rx_action+0x495/0xbe0 [ 6538.009277][ T10] __do_softirq+0x1b5/0x7f6 [ 6538.009277][ T10] [ 6538.010970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.010970][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.010970][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.010970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.010970][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6538.010970][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6538.010970][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6538.010970][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6538.010970][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6538.010970][ T10] addrconf_dad_begin+0x310/0x670 [ 6538.010970][ T10] addrconf_dad_work+0x10b/0xab0 [ 6538.010970][ T10] process_one_work+0x84d/0x18a0 [ 6538.010970][ T10] worker_thread+0x587/0xd30 [ 6538.010970][ T10] kthread+0x28a/0x350 [ 6538.010970][ T10] ret_from_fork+0x31/0x70 [ 6538.010970][ T10] ret_from_fork_asm+0x1a/0x30 [ 6538.010970][ T10] [ 6538.012935][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.012935][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.012935][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.012935][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.012935][ T10] ip6_route_add+0x1c/0x140 [ 6538.012935][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6538.012935][ T10] inet6_addr_add+0x4f8/0xa40 [ 6538.012935][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.012935][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.012935][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.012935][ T10] netlink_unicast+0x449/0x710 [ 6538.012935][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.012935][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.012935][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.012935][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.012935][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.012935][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.012935][ T10] [ 6538.014973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.014973][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.014973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.014973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.014973][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6538.014973][ T10] ipv6_add_addr+0x411/0x2000 [ 6538.014973][ T10] inet6_addr_add+0x30e/0xa40 [ 6538.014973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.014973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.014973][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.014973][ T10] netlink_unicast+0x449/0x710 [ 6538.014973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.014973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.014973][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.014973][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.014973][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.014973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.014973][ T10] [ 6538.017038][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.017038][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.017038][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.017038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.017038][ T10] ip6_route_add+0x1c/0x140 [ 6538.017038][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6538.017038][ T10] addrconf_add_dev+0xe2/0x170 [ 6538.017038][ T10] inet6_addr_add+0x12f/0xa40 [ 6538.017038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.017038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.017038][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.017038][ T10] netlink_unicast+0x449/0x710 [ 6538.017038][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.017038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.017038][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.017038][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.017038][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.017038][ T10] [ 6538.019072][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.019072][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6538.019072][ T10] ipv6_find_idev+0x102/0x170 [ 6538.019072][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.019072][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.019072][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.019072][ T10] netlink_unicast+0x449/0x710 [ 6538.019072][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.019072][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.019072][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.019072][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.019072][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.019072][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.019072][ T10] [ 6538.020658][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6538.020658][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6538.020658][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6538.020658][ T10] ipv6_find_idev+0x102/0x170 [ 6538.020658][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.020658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.020658][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.020658][ T10] netlink_unicast+0x449/0x710 [ 6538.020658][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.020658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.020658][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.020658][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.020658][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.020658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.020658][ T10] [ 6538.022415][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6538.022716][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6538.022716][ T10] dst_init+0x84/0x4a0 [ 6538.022716][ T10] dst_alloc+0x97/0x150 [ 6538.022716][ T10] ip6_dst_alloc+0x23/0x90 [ 6538.022716][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6538.022716][ T10] ip6_pol_route+0x56f/0x840 [ 6538.022716][ T10] fib6_rule_lookup+0x456/0x630 [ 6538.022716][ T10] ip6_route_input+0x59c/0xa50 [ 6538.022716][ T10] ipv6_rcv+0x397/0x810 [ 6538.022716][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6538.022716][ T10] process_backlog+0x101/0x620 [ 6538.022716][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6538.022716][ T10] net_rx_action+0x495/0xbe0 [ 6538.022716][ T10] __do_softirq+0x1b5/0x7f6 [ 6538.022716][ T10] [ 6538.024431][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.024431][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6538.024431][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6538.024431][ T10] fib6_nh_init+0xa22/0x1580 [ 6538.024431][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.024431][ T10] ip6_route_add+0x1c/0x140 [ 6538.024431][ T10] inet6_rtm_newroute+0x104/0x110 [ 6538.024431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.024431][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.024431][ T10] netlink_unicast+0x449/0x710 [ 6538.024431][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.024431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.024431][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.024431][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.024431][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.024431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.024431][ T10] [ 6538.026371][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.026371][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.026371][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.026371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.026371][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6538.026371][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6538.026371][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6538.026371][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6538.026371][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6538.026371][ T10] addrconf_dad_begin+0x310/0x670 [ 6538.026371][ T10] addrconf_dad_work+0x10b/0xab0 [ 6538.026371][ T10] process_one_work+0x84d/0x18a0 [ 6538.026371][ T10] worker_thread+0x587/0xd30 [ 6538.026371][ T10] kthread+0x28a/0x350 [ 6538.026371][ T10] ret_from_fork+0x31/0x70 [ 6538.026371][ T10] ret_from_fork_asm+0x1a/0x30 [ 6538.026371][ T10] [ 6538.028350][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.028350][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.028350][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.028350][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.028350][ T10] ip6_route_add+0x1c/0x140 [ 6538.028350][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6538.028350][ T10] inet6_addr_add+0x4f8/0xa40 [ 6538.028350][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.028350][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.028350][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.028350][ T10] netlink_unicast+0x449/0x710 [ 6538.028350][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.028350][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.028350][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.028350][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.028350][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.028350][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.028350][ T10] [ 6538.030406][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.030406][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.030406][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.030406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.030406][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6538.030406][ T10] ipv6_add_addr+0x411/0x2000 [ 6538.030406][ T10] inet6_addr_add+0x30e/0xa40 [ 6538.030406][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.030406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.030406][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.030406][ T10] netlink_unicast+0x449/0x710 [ 6538.030406][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.030406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.030406][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.030406][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.030406][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.030406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.030406][ T10] [ 6538.032455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.032455][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.032455][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.032455][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.032455][ T10] ip6_route_add+0x1c/0x140 [ 6538.032455][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6538.032455][ T10] addrconf_add_dev+0xe2/0x170 [ 6538.032455][ T10] inet6_addr_add+0x12f/0xa40 [ 6538.032455][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.032455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.032455][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.032455][ T10] netlink_unicast+0x449/0x710 [ 6538.032455][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.032455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.032455][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.032455][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.032455][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.032455][ T10] [ 6538.034531][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.034531][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6538.034531][ T10] ipv6_find_idev+0x102/0x170 [ 6538.034531][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.034531][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.034531][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.034531][ T10] netlink_unicast+0x449/0x710 [ 6538.034531][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.034531][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.034531][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.034531][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.034531][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.034531][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.034531][ T10] [ 6538.036249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6538.036249][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6538.036249][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6538.036249][ T10] ipv6_find_idev+0x102/0x170 [ 6538.036249][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.036249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.036249][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.036249][ T10] netlink_unicast+0x449/0x710 [ 6538.036249][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.036249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.036249][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.036249][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.036249][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.036249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.036249][ T10] [ 6538.040214][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6538.040492][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6538.040492][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.040492][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.040492][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.040492][ T10] ip6_route_add+0x1c/0x140 [ 6538.040492][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6538.040492][ T10] inet6_addr_add+0x4f8/0xa40 [ 6538.040492][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.040492][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.040492][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.040492][ T10] netlink_unicast+0x449/0x710 [ 6538.040492][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.040492][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.040492][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.040492][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.040492][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.040492][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.040492][ T10] [ 6538.042690][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6538.042690][ T10] netdev_get_by_index+0x5e/0x80 [ 6538.042690][ T10] fib6_nh_init+0x3d8/0x1580 [ 6538.042690][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6538.042690][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6538.042690][ T10] ipv6_add_addr+0x411/0x2000 [ 6538.042690][ T10] inet6_addr_add+0x30e/0xa40 [ 6538.042690][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6538.042690][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.042690][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.042690][ T10] netlink_unicast+0x449/0x710 [ 6538.042690][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.042690][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.042690][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.042690][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.042690][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.042690][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.042690][ T10] [ 6538.044868][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6538.044868][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6538.044868][ T10] ipv6_find_idev+0x102/0x170 [ 6538.044868][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.044868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.044868][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.044868][ T10] netlink_unicast+0x449/0x710 [ 6538.044868][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.044868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.044868][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.044868][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.044868][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.044868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.044868][ T10] [ 6538.046650][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6538.046650][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6538.046650][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6538.046650][ T10] ipv6_find_idev+0x102/0x170 [ 6538.046650][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6538.046650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6538.046650][ T10] netlink_rcv_skb+0x130/0x360 [ 6538.046650][ T10] netlink_unicast+0x449/0x710 [ 6538.046650][ T10] netlink_sendmsg+0x723/0xbe0 [ 6538.046650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6538.046650][ T10] ___sys_sendmsg+0xee/0x170 [ 6538.046650][ T10] __sys_sendmsg+0xcd/0x170 [ 6538.046650][ T10] do_syscall_64+0xc6/0x1e0 [ 6538.046650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6538.046650][ T10] [ 6548.054829][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6548.055323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.055323][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6548.055323][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6548.055323][ T10] fib6_nh_init+0xa22/0x1580 [ 6548.055323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.055323][ T10] ip6_route_add+0x1c/0x140 [ 6548.055323][ T10] inet6_rtm_newroute+0x104/0x110 [ 6548.055323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.055323][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.055323][ T10] netlink_unicast+0x449/0x710 [ 6548.055323][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.055323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.055323][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.055323][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.055323][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.055323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.055323][ T10] [ 6548.057262][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.057262][ T10] dst_init+0x84/0x4a0 [ 6548.057262][ T10] dst_alloc+0x97/0x150 [ 6548.057262][ T10] ip6_dst_alloc+0x23/0x90 [ 6548.057262][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6548.057262][ T10] ip6_pol_route+0x56f/0x840 [ 6548.057262][ T10] fib6_rule_lookup+0x456/0x630 [ 6548.057262][ T10] ip6_route_input+0x59c/0xa50 [ 6548.057262][ T10] ipv6_rcv+0x397/0x810 [ 6548.057262][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6548.057262][ T10] process_backlog+0x101/0x620 [ 6548.057262][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6548.057262][ T10] net_rx_action+0x495/0xbe0 [ 6548.057262][ T10] __do_softirq+0x1b5/0x7f6 [ 6548.057262][ T10] [ 6548.058943][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.058943][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.058943][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.058943][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.058943][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6548.058943][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6548.058943][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6548.058943][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6548.058943][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6548.058943][ T10] addrconf_dad_begin+0x310/0x670 [ 6548.058943][ T10] addrconf_dad_work+0x10b/0xab0 [ 6548.058943][ T10] process_one_work+0x84d/0x18a0 [ 6548.058943][ T10] worker_thread+0x587/0xd30 [ 6548.058943][ T10] kthread+0x28a/0x350 [ 6548.058943][ T10] ret_from_fork+0x31/0x70 [ 6548.058943][ T10] ret_from_fork_asm+0x1a/0x30 [ 6548.058943][ T10] [ 6548.060887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.060887][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.060887][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.060887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.060887][ T10] ip6_route_add+0x1c/0x140 [ 6548.060887][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6548.060887][ T10] inet6_addr_add+0x4f8/0xa40 [ 6548.060887][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.060887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.060887][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.060887][ T10] netlink_unicast+0x449/0x710 [ 6548.060887][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.060887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.060887][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.060887][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.060887][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.060887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.060887][ T10] [ 6548.063071][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.063071][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.063071][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.063071][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.063071][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6548.063071][ T10] ipv6_add_addr+0x411/0x2000 [ 6548.063071][ T10] inet6_addr_add+0x30e/0xa40 [ 6548.063071][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.063071][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.063071][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.063071][ T10] netlink_unicast+0x449/0x710 [ 6548.063071][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.063071][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.063071][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.063071][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.063071][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.063071][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.063071][ T10] [ 6548.065204][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.065204][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.065204][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.065204][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.065204][ T10] ip6_route_add+0x1c/0x140 [ 6548.065204][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6548.065204][ T10] addrconf_add_dev+0xe2/0x170 [ 6548.065204][ T10] inet6_addr_add+0x12f/0xa40 [ 6548.065204][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.065204][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.065204][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.065204][ T10] netlink_unicast+0x449/0x710 [ 6548.065204][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.065204][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.065204][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.065204][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.065204][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.065204][ T10] [ 6548.067294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.067294][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6548.067294][ T10] ipv6_find_idev+0x102/0x170 [ 6548.067294][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.067294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.067294][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.067294][ T10] netlink_unicast+0x449/0x710 [ 6548.067294][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.067294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.067294][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.067294][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.067294][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.067294][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.067294][ T10] [ 6548.068933][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6548.068933][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6548.068933][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6548.068933][ T10] ipv6_find_idev+0x102/0x170 [ 6548.068933][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.068933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.068933][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.068933][ T10] netlink_unicast+0x449/0x710 [ 6548.068933][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.068933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.068933][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.068933][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.068933][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.068933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.068933][ T10] [ 6548.070747][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6548.071059][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6548.071059][ T10] dst_init+0x84/0x4a0 [ 6548.071059][ T10] dst_alloc+0x97/0x150 [ 6548.071059][ T10] ip6_dst_alloc+0x23/0x90 [ 6548.071059][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6548.071059][ T10] ip6_pol_route+0x56f/0x840 [ 6548.071059][ T10] fib6_rule_lookup+0x456/0x630 [ 6548.071059][ T10] ip6_route_input+0x59c/0xa50 [ 6548.071059][ T10] ipv6_rcv+0x397/0x810 [ 6548.071059][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6548.071059][ T10] process_backlog+0x101/0x620 [ 6548.071059][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6548.071059][ T10] net_rx_action+0x495/0xbe0 [ 6548.071059][ T10] __do_softirq+0x1b5/0x7f6 [ 6548.071059][ T10] [ 6548.072803][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.072803][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6548.072803][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6548.072803][ T10] fib6_nh_init+0xa22/0x1580 [ 6548.072803][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.072803][ T10] ip6_route_add+0x1c/0x140 [ 6548.072803][ T10] inet6_rtm_newroute+0x104/0x110 [ 6548.072803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.072803][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.072803][ T10] netlink_unicast+0x449/0x710 [ 6548.072803][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.072803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.072803][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.072803][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.072803][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.072803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.072803][ T10] [ 6548.074800][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.074800][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.074800][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.074800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.074800][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6548.074800][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6548.074800][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6548.074800][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6548.074800][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6548.074800][ T10] addrconf_dad_begin+0x310/0x670 [ 6548.074800][ T10] addrconf_dad_work+0x10b/0xab0 [ 6548.074800][ T10] process_one_work+0x84d/0x18a0 [ 6548.074800][ T10] worker_thread+0x587/0xd30 [ 6548.074800][ T10] kthread+0x28a/0x350 [ 6548.074800][ T10] ret_from_fork+0x31/0x70 [ 6548.074800][ T10] ret_from_fork_asm+0x1a/0x30 [ 6548.074800][ T10] [ 6548.076854][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.076854][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.076854][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.076854][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.076854][ T10] ip6_route_add+0x1c/0x140 [ 6548.076854][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6548.076854][ T10] inet6_addr_add+0x4f8/0xa40 [ 6548.076854][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.076854][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.076854][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.076854][ T10] netlink_unicast+0x449/0x710 [ 6548.076854][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.076854][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.076854][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.076854][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.076854][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.076854][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.076854][ T10] [ 6548.078976][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.078976][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.078976][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.078976][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.078976][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6548.078976][ T10] ipv6_add_addr+0x411/0x2000 [ 6548.078976][ T10] inet6_addr_add+0x30e/0xa40 [ 6548.078976][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.078976][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.078976][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.078976][ T10] netlink_unicast+0x449/0x710 [ 6548.078976][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.078976][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.078976][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.078976][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.078976][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.078976][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.078976][ T10] [ 6548.081129][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.081129][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.081129][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.081129][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.081129][ T10] ip6_route_add+0x1c/0x140 [ 6548.081129][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6548.081129][ T10] addrconf_add_dev+0xe2/0x170 [ 6548.081129][ T10] inet6_addr_add+0x12f/0xa40 [ 6548.081129][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.081129][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.081129][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.081129][ T10] netlink_unicast+0x449/0x710 [ 6548.081129][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.081129][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.081129][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.081129][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.081129][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.081129][ T10] [ 6548.083283][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.083283][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6548.083283][ T10] ipv6_find_idev+0x102/0x170 [ 6548.083283][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.083283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.083283][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.083283][ T10] netlink_unicast+0x449/0x710 [ 6548.083283][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.083283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.083283][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.083283][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.083283][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.083283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.083283][ T10] [ 6548.085056][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6548.085056][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6548.085056][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6548.085056][ T10] ipv6_find_idev+0x102/0x170 [ 6548.085056][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.085056][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.085056][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.085056][ T10] netlink_unicast+0x449/0x710 [ 6548.085056][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.085056][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.085056][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.085056][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.085056][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.085056][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.085056][ T10] [ 6548.087559][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6548.087821][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6548.087821][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.087821][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.087821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.087821][ T10] ip6_route_add+0x1c/0x140 [ 6548.087821][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6548.087821][ T10] inet6_addr_add+0x4f8/0xa40 [ 6548.087821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.087821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.087821][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.087821][ T10] netlink_unicast+0x449/0x710 [ 6548.087821][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.087821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.087821][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.087821][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.087821][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.087821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.087821][ T10] [ 6548.090065][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6548.090065][ T10] netdev_get_by_index+0x5e/0x80 [ 6548.090065][ T10] fib6_nh_init+0x3d8/0x1580 [ 6548.090065][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6548.090065][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6548.090065][ T10] ipv6_add_addr+0x411/0x2000 [ 6548.090065][ T10] inet6_addr_add+0x30e/0xa40 [ 6548.090065][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6548.090065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.090065][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.090065][ T10] netlink_unicast+0x449/0x710 [ 6548.090065][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.090065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.090065][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.090065][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.090065][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.090065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.090065][ T10] [ 6548.092312][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6548.092312][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6548.092312][ T10] ipv6_find_idev+0x102/0x170 [ 6548.092312][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.092312][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.092312][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.092312][ T10] netlink_unicast+0x449/0x710 [ 6548.092312][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.092312][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.092312][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.092312][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.092312][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.092312][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.092312][ T10] [ 6548.094076][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6548.094076][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6548.094076][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6548.094076][ T10] ipv6_find_idev+0x102/0x170 [ 6548.094076][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6548.094076][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6548.094076][ T10] netlink_rcv_skb+0x130/0x360 [ 6548.094076][ T10] netlink_unicast+0x449/0x710 [ 6548.094076][ T10] netlink_sendmsg+0x723/0xbe0 [ 6548.094076][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6548.094076][ T10] ___sys_sendmsg+0xee/0x170 [ 6548.094076][ T10] __sys_sendmsg+0xcd/0x170 [ 6548.094076][ T10] do_syscall_64+0xc6/0x1e0 [ 6548.094076][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6548.094076][ T10] [ 6558.350876][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6558.351372][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.351372][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6558.351372][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6558.351372][ T10] fib6_nh_init+0xa22/0x1580 [ 6558.351372][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.351372][ T10] ip6_route_add+0x1c/0x140 [ 6558.351372][ T10] inet6_rtm_newroute+0x104/0x110 [ 6558.351372][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.351372][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.351372][ T10] netlink_unicast+0x449/0x710 [ 6558.351372][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.351372][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.351372][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.351372][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.351372][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.351372][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.351372][ T10] [ 6558.353399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.353399][ T10] dst_init+0x84/0x4a0 [ 6558.353399][ T10] dst_alloc+0x97/0x150 [ 6558.353399][ T10] ip6_dst_alloc+0x23/0x90 [ 6558.353399][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6558.353399][ T10] ip6_pol_route+0x56f/0x840 [ 6558.353399][ T10] fib6_rule_lookup+0x456/0x630 [ 6558.353399][ T10] ip6_route_input+0x59c/0xa50 [ 6558.353399][ T10] ipv6_rcv+0x397/0x810 [ 6558.353399][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6558.353399][ T10] process_backlog+0x101/0x620 [ 6558.353399][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6558.353399][ T10] net_rx_action+0x495/0xbe0 [ 6558.353399][ T10] __do_softirq+0x1b5/0x7f6 [ 6558.353399][ T10] [ 6558.355179][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.355179][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.355179][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.355179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.355179][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6558.355179][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6558.355179][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6558.355179][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6558.355179][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6558.355179][ T10] addrconf_dad_begin+0x310/0x670 [ 6558.355179][ T10] addrconf_dad_work+0x10b/0xab0 [ 6558.355179][ T10] process_one_work+0x84d/0x18a0 [ 6558.355179][ T10] worker_thread+0x587/0xd30 [ 6558.355179][ T10] kthread+0x28a/0x350 [ 6558.355179][ T10] ret_from_fork+0x31/0x70 [ 6558.355179][ T10] ret_from_fork_asm+0x1a/0x30 [ 6558.355179][ T10] [ 6558.357219][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.357219][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.357219][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.357219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.357219][ T10] ip6_route_add+0x1c/0x140 [ 6558.357219][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6558.357219][ T10] inet6_addr_add+0x4f8/0xa40 [ 6558.357219][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.357219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.357219][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.357219][ T10] netlink_unicast+0x449/0x710 [ 6558.357219][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.357219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.357219][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.357219][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.357219][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.357219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.357219][ T10] [ 6558.359368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.359368][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.359368][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.359368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.359368][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6558.359368][ T10] ipv6_add_addr+0x411/0x2000 [ 6558.359368][ T10] inet6_addr_add+0x30e/0xa40 [ 6558.359368][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.359368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.359368][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.359368][ T10] netlink_unicast+0x449/0x710 [ 6558.359368][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.359368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.359368][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.359368][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.359368][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.359368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.359368][ T10] [ 6558.361501][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.361501][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.361501][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.361501][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.361501][ T10] ip6_route_add+0x1c/0x140 [ 6558.361501][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6558.361501][ T10] addrconf_add_dev+0xe2/0x170 [ 6558.361501][ T10] inet6_addr_add+0x12f/0xa40 [ 6558.361501][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.361501][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.361501][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.361501][ T10] netlink_unicast+0x449/0x710 [ 6558.361501][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.361501][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.361501][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.361501][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.361501][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.361501][ T10] [ 6558.363600][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.363600][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6558.363600][ T10] ipv6_find_idev+0x102/0x170 [ 6558.363600][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.363600][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.363600][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.363600][ T10] netlink_unicast+0x449/0x710 [ 6558.363600][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.363600][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.363600][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.363600][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.363600][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.363600][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.363600][ T10] [ 6558.365256][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6558.365256][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6558.365256][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6558.365256][ T10] ipv6_find_idev+0x102/0x170 [ 6558.365256][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.365256][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.365256][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.365256][ T10] netlink_unicast+0x449/0x710 [ 6558.365256][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.365256][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.365256][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.365256][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.365256][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.365256][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.365256][ T10] [ 6558.367085][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6558.367379][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6558.367379][ T10] dst_init+0x84/0x4a0 [ 6558.367379][ T10] dst_alloc+0x97/0x150 [ 6558.367379][ T10] ip6_dst_alloc+0x23/0x90 [ 6558.367379][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6558.367379][ T10] ip6_pol_route+0x56f/0x840 [ 6558.367379][ T10] fib6_rule_lookup+0x456/0x630 [ 6558.367379][ T10] ip6_route_input+0x59c/0xa50 [ 6558.367379][ T10] ipv6_rcv+0x397/0x810 [ 6558.367379][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6558.367379][ T10] process_backlog+0x101/0x620 [ 6558.367379][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6558.367379][ T10] net_rx_action+0x495/0xbe0 [ 6558.367379][ T10] __do_softirq+0x1b5/0x7f6 [ 6558.367379][ T10] [ 6558.369133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.369133][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6558.369133][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6558.369133][ T10] fib6_nh_init+0xa22/0x1580 [ 6558.369133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.369133][ T10] ip6_route_add+0x1c/0x140 [ 6558.369133][ T10] inet6_rtm_newroute+0x104/0x110 [ 6558.369133][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.369133][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.369133][ T10] netlink_unicast+0x449/0x710 [ 6558.369133][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.369133][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.369133][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.369133][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.369133][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.369133][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.369133][ T10] [ 6558.371139][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.371139][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.371139][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.371139][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.371139][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6558.371139][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6558.371139][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6558.371139][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6558.371139][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6558.371139][ T10] addrconf_dad_begin+0x310/0x670 [ 6558.371139][ T10] addrconf_dad_work+0x10b/0xab0 [ 6558.371139][ T10] process_one_work+0x84d/0x18a0 [ 6558.371139][ T10] worker_thread+0x587/0xd30 [ 6558.371139][ T10] kthread+0x28a/0x350 [ 6558.371139][ T10] ret_from_fork+0x31/0x70 [ 6558.371139][ T10] ret_from_fork_asm+0x1a/0x30 [ 6558.371139][ T10] [ 6558.373173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.373173][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.373173][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.373173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.373173][ T10] ip6_route_add+0x1c/0x140 [ 6558.373173][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6558.373173][ T10] inet6_addr_add+0x4f8/0xa40 [ 6558.373173][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.373173][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.373173][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.373173][ T10] netlink_unicast+0x449/0x710 [ 6558.373173][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.373173][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.373173][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.373173][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.373173][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.373173][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.373173][ T10] [ 6558.375316][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.375316][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.375316][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.375316][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.375316][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6558.375316][ T10] ipv6_add_addr+0x411/0x2000 [ 6558.375316][ T10] inet6_addr_add+0x30e/0xa40 [ 6558.375316][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.375316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.375316][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.375316][ T10] netlink_unicast+0x449/0x710 [ 6558.375316][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.375316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.375316][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.375316][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.375316][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.375316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.375316][ T10] [ 6558.377440][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.377440][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.377440][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.377440][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.377440][ T10] ip6_route_add+0x1c/0x140 [ 6558.377440][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6558.377440][ T10] addrconf_add_dev+0xe2/0x170 [ 6558.377440][ T10] inet6_addr_add+0x12f/0xa40 [ 6558.377440][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.377440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.377440][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.377440][ T10] netlink_unicast+0x449/0x710 [ 6558.377440][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.377440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.377440][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.377440][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.377440][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.377440][ T10] [ 6558.379647][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.379647][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6558.379647][ T10] ipv6_find_idev+0x102/0x170 [ 6558.379647][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.379647][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.379647][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.379647][ T10] netlink_unicast+0x449/0x710 [ 6558.379647][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.379647][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.379647][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.379647][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.379647][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.379647][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.379647][ T10] [ 6558.381536][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6558.381536][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6558.381536][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6558.381536][ T10] ipv6_find_idev+0x102/0x170 [ 6558.381536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.381536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.381536][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.381536][ T10] netlink_unicast+0x449/0x710 [ 6558.381536][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.381536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.381536][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.381536][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.381536][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.381536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.381536][ T10] [ 6558.383583][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6558.383844][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6558.383844][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.383844][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.383844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.383844][ T10] ip6_route_add+0x1c/0x140 [ 6558.383844][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6558.383844][ T10] inet6_addr_add+0x4f8/0xa40 [ 6558.383844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.383844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.383844][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.383844][ T10] netlink_unicast+0x449/0x710 [ 6558.383844][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.383844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.383844][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.383844][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.383844][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.383844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.383844][ T10] [ 6558.386217][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6558.386217][ T10] netdev_get_by_index+0x5e/0x80 [ 6558.386217][ T10] fib6_nh_init+0x3d8/0x1580 [ 6558.386217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6558.386217][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6558.386217][ T10] ipv6_add_addr+0x411/0x2000 [ 6558.386217][ T10] inet6_addr_add+0x30e/0xa40 [ 6558.386217][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6558.386217][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.386217][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.386217][ T10] netlink_unicast+0x449/0x710 [ 6558.386217][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.386217][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.386217][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.386217][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.386217][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.386217][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.386217][ T10] [ 6558.388579][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6558.388579][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6558.388579][ T10] ipv6_find_idev+0x102/0x170 [ 6558.388579][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.388579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.388579][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.388579][ T10] netlink_unicast+0x449/0x710 [ 6558.388579][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.388579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.388579][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.388579][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.388579][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.388579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.388579][ T10] [ 6558.390471][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6558.390471][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6558.390471][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6558.390471][ T10] ipv6_find_idev+0x102/0x170 [ 6558.390471][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6558.390471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6558.390471][ T10] netlink_rcv_skb+0x130/0x360 [ 6558.390471][ T10] netlink_unicast+0x449/0x710 [ 6558.390471][ T10] netlink_sendmsg+0x723/0xbe0 [ 6558.390471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6558.390471][ T10] ___sys_sendmsg+0xee/0x170 [ 6558.390471][ T10] __sys_sendmsg+0xcd/0x170 [ 6558.390471][ T10] do_syscall_64+0xc6/0x1e0 [ 6558.390471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6558.390471][ T10] [ 6568.638846][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6568.639336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.639336][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6568.639336][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6568.639336][ T10] fib6_nh_init+0xa22/0x1580 [ 6568.639336][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.639336][ T10] ip6_route_add+0x1c/0x140 [ 6568.639336][ T10] inet6_rtm_newroute+0x104/0x110 [ 6568.639336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.639336][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.639336][ T10] netlink_unicast+0x449/0x710 [ 6568.639336][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.639336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.639336][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.639336][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.639336][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.639336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.639336][ T10] [ 6568.641367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.641367][ T10] dst_init+0x84/0x4a0 [ 6568.641367][ T10] dst_alloc+0x97/0x150 [ 6568.641367][ T10] ip6_dst_alloc+0x23/0x90 [ 6568.641367][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6568.641367][ T10] ip6_pol_route+0x56f/0x840 [ 6568.641367][ T10] fib6_rule_lookup+0x456/0x630 [ 6568.641367][ T10] ip6_route_input+0x59c/0xa50 [ 6568.641367][ T10] ipv6_rcv+0x397/0x810 [ 6568.641367][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6568.641367][ T10] process_backlog+0x101/0x620 [ 6568.641367][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6568.641367][ T10] net_rx_action+0x495/0xbe0 [ 6568.641367][ T10] __do_softirq+0x1b5/0x7f6 [ 6568.641367][ T10] [ 6568.643112][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.643112][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.643112][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.643112][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.643112][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6568.643112][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6568.643112][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6568.643112][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6568.643112][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6568.643112][ T10] addrconf_dad_begin+0x310/0x670 [ 6568.643112][ T10] addrconf_dad_work+0x10b/0xab0 [ 6568.643112][ T10] process_one_work+0x84d/0x18a0 [ 6568.643112][ T10] worker_thread+0x587/0xd30 [ 6568.643112][ T10] kthread+0x28a/0x350 [ 6568.643112][ T10] ret_from_fork+0x31/0x70 [ 6568.643112][ T10] ret_from_fork_asm+0x1a/0x30 [ 6568.643112][ T10] [ 6568.645157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.645157][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.645157][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.645157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.645157][ T10] ip6_route_add+0x1c/0x140 [ 6568.645157][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6568.645157][ T10] inet6_addr_add+0x4f8/0xa40 [ 6568.645157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.645157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.645157][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.645157][ T10] netlink_unicast+0x449/0x710 [ 6568.645157][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.645157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.645157][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.645157][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.645157][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.645157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.645157][ T10] [ 6568.647281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.647281][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.647281][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.647281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.647281][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6568.647281][ T10] ipv6_add_addr+0x411/0x2000 [ 6568.647281][ T10] inet6_addr_add+0x30e/0xa40 [ 6568.647281][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.647281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.647281][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.647281][ T10] netlink_unicast+0x449/0x710 [ 6568.647281][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.647281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.647281][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.647281][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.647281][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.647281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.647281][ T10] [ 6568.649415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.649415][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.649415][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.649415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.649415][ T10] ip6_route_add+0x1c/0x140 [ 6568.649415][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6568.649415][ T10] addrconf_add_dev+0xe2/0x170 [ 6568.649415][ T10] inet6_addr_add+0x12f/0xa40 [ 6568.649415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.649415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.649415][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.649415][ T10] netlink_unicast+0x449/0x710 [ 6568.649415][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.649415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.649415][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.649415][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.649415][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.649415][ T10] [ 6568.651525][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.651525][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6568.651525][ T10] ipv6_find_idev+0x102/0x170 [ 6568.651525][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.651525][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.651525][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.651525][ T10] netlink_unicast+0x449/0x710 [ 6568.651525][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.651525][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.651525][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.651525][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.651525][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.651525][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.651525][ T10] [ 6568.653155][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6568.653155][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6568.653155][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6568.653155][ T10] ipv6_find_idev+0x102/0x170 [ 6568.653155][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.653155][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.653155][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.653155][ T10] netlink_unicast+0x449/0x710 [ 6568.653155][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.653155][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.653155][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.653155][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.653155][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.653155][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.653155][ T10] [ 6568.654979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6568.655285][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6568.655285][ T10] dst_init+0x84/0x4a0 [ 6568.655285][ T10] dst_alloc+0x97/0x150 [ 6568.655285][ T10] ip6_dst_alloc+0x23/0x90 [ 6568.655285][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6568.655285][ T10] ip6_pol_route+0x56f/0x840 [ 6568.655285][ T10] fib6_rule_lookup+0x456/0x630 [ 6568.655285][ T10] ip6_route_input+0x59c/0xa50 [ 6568.655285][ T10] ipv6_rcv+0x397/0x810 [ 6568.655285][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6568.655285][ T10] process_backlog+0x101/0x620 [ 6568.655285][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6568.655285][ T10] net_rx_action+0x495/0xbe0 [ 6568.655285][ T10] __do_softirq+0x1b5/0x7f6 [ 6568.655285][ T10] [ 6568.657031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.657031][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6568.657031][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6568.657031][ T10] fib6_nh_init+0xa22/0x1580 [ 6568.657031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.657031][ T10] ip6_route_add+0x1c/0x140 [ 6568.657031][ T10] inet6_rtm_newroute+0x104/0x110 [ 6568.657031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.657031][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.657031][ T10] netlink_unicast+0x449/0x710 [ 6568.657031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.657031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.657031][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.657031][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.657031][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.657031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.657031][ T10] [ 6568.659043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.659043][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.659043][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.659043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.659043][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6568.659043][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6568.659043][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6568.659043][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6568.659043][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6568.659043][ T10] addrconf_dad_begin+0x310/0x670 [ 6568.659043][ T10] addrconf_dad_work+0x10b/0xab0 [ 6568.659043][ T10] process_one_work+0x84d/0x18a0 [ 6568.659043][ T10] worker_thread+0x587/0xd30 [ 6568.659043][ T10] kthread+0x28a/0x350 [ 6568.659043][ T10] ret_from_fork+0x31/0x70 [ 6568.659043][ T10] ret_from_fork_asm+0x1a/0x30 [ 6568.659043][ T10] [ 6568.661085][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.661085][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.661085][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.661085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.661085][ T10] ip6_route_add+0x1c/0x140 [ 6568.661085][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6568.661085][ T10] inet6_addr_add+0x4f8/0xa40 [ 6568.661085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.661085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.661085][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.661085][ T10] netlink_unicast+0x449/0x710 [ 6568.661085][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.661085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.661085][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.661085][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.661085][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.661085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.661085][ T10] [ 6568.663222][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.663222][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.663222][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.663222][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.663222][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6568.663222][ T10] ipv6_add_addr+0x411/0x2000 [ 6568.663222][ T10] inet6_addr_add+0x30e/0xa40 [ 6568.663222][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.663222][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.663222][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.663222][ T10] netlink_unicast+0x449/0x710 [ 6568.663222][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.663222][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.663222][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.663222][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.663222][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.663222][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.663222][ T10] [ 6568.665351][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.665351][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.665351][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.665351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.665351][ T10] ip6_route_add+0x1c/0x140 [ 6568.665351][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6568.665351][ T10] addrconf_add_dev+0xe2/0x170 [ 6568.665351][ T10] inet6_addr_add+0x12f/0xa40 [ 6568.665351][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.665351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.665351][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.665351][ T10] netlink_unicast+0x449/0x710 [ 6568.665351][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.665351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.665351][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.665351][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.665351][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.665351][ T10] [ 6568.667579][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.667579][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6568.667579][ T10] ipv6_find_idev+0x102/0x170 [ 6568.667579][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.667579][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.667579][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.667579][ T10] netlink_unicast+0x449/0x710 [ 6568.667579][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.667579][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.667579][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.667579][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.667579][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.667579][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.667579][ T10] [ 6568.669402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6568.669402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6568.669402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6568.669402][ T10] ipv6_find_idev+0x102/0x170 [ 6568.669402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.669402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.669402][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.669402][ T10] netlink_unicast+0x449/0x710 [ 6568.669402][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.669402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.669402][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.669402][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.669402][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.669402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.669402][ T10] [ 6568.671541][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6568.671805][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6568.671805][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.671805][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.671805][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.671805][ T10] ip6_route_add+0x1c/0x140 [ 6568.671805][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6568.671805][ T10] inet6_addr_add+0x4f8/0xa40 [ 6568.671805][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.671805][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.671805][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.671805][ T10] netlink_unicast+0x449/0x710 [ 6568.671805][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.671805][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.671805][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.671805][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.671805][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.671805][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.671805][ T10] [ 6568.674175][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6568.674175][ T10] netdev_get_by_index+0x5e/0x80 [ 6568.674175][ T10] fib6_nh_init+0x3d8/0x1580 [ 6568.674175][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6568.674175][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6568.674175][ T10] ipv6_add_addr+0x411/0x2000 [ 6568.674175][ T10] inet6_addr_add+0x30e/0xa40 [ 6568.674175][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6568.674175][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.674175][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.674175][ T10] netlink_unicast+0x449/0x710 [ 6568.674175][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.674175][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.674175][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.674175][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.674175][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.674175][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.674175][ T10] [ 6568.676603][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6568.676603][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6568.676603][ T10] ipv6_find_idev+0x102/0x170 [ 6568.676603][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.676603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.676603][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.676603][ T10] netlink_unicast+0x449/0x710 [ 6568.676603][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.676603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.676603][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.676603][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.676603][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.676603][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.676603][ T10] [ 6568.678352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6568.678352][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6568.678352][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6568.678352][ T10] ipv6_find_idev+0x102/0x170 [ 6568.678352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6568.678352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6568.678352][ T10] netlink_rcv_skb+0x130/0x360 [ 6568.678352][ T10] netlink_unicast+0x449/0x710 [ 6568.678352][ T10] netlink_sendmsg+0x723/0xbe0 [ 6568.678352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6568.678352][ T10] ___sys_sendmsg+0xee/0x170 [ 6568.678352][ T10] __sys_sendmsg+0xcd/0x170 [ 6568.678352][ T10] do_syscall_64+0xc6/0x1e0 [ 6568.678352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6568.678352][ T10] [ 6578.822908][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6578.823425][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.823425][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6578.823425][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6578.823425][ T10] fib6_nh_init+0xa22/0x1580 [ 6578.823425][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.823425][ T10] ip6_route_add+0x1c/0x140 [ 6578.823425][ T10] inet6_rtm_newroute+0x104/0x110 [ 6578.823425][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.823425][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.823425][ T10] netlink_unicast+0x449/0x710 [ 6578.823425][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.823425][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.823425][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.823425][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.823425][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.823425][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.823425][ T10] [ 6578.825379][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.825379][ T10] dst_init+0x84/0x4a0 [ 6578.825379][ T10] dst_alloc+0x97/0x150 [ 6578.825379][ T10] ip6_dst_alloc+0x23/0x90 [ 6578.825379][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6578.825379][ T10] ip6_pol_route+0x56f/0x840 [ 6578.825379][ T10] fib6_rule_lookup+0x456/0x630 [ 6578.825379][ T10] ip6_route_input+0x59c/0xa50 [ 6578.825379][ T10] ipv6_rcv+0x397/0x810 [ 6578.825379][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6578.825379][ T10] process_backlog+0x101/0x620 [ 6578.825379][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6578.825379][ T10] net_rx_action+0x495/0xbe0 [ 6578.825379][ T10] __do_softirq+0x1b5/0x7f6 [ 6578.825379][ T10] [ 6578.827057][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.827057][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.827057][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.827057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.827057][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6578.827057][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6578.827057][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6578.827057][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6578.827057][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6578.827057][ T10] addrconf_dad_begin+0x310/0x670 [ 6578.827057][ T10] addrconf_dad_work+0x10b/0xab0 [ 6578.827057][ T10] process_one_work+0x84d/0x18a0 [ 6578.827057][ T10] worker_thread+0x587/0xd30 [ 6578.827057][ T10] kthread+0x28a/0x350 [ 6578.827057][ T10] ret_from_fork+0x31/0x70 [ 6578.827057][ T10] ret_from_fork_asm+0x1a/0x30 [ 6578.827057][ T10] [ 6578.828993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.828993][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.828993][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.828993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.828993][ T10] ip6_route_add+0x1c/0x140 [ 6578.828993][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6578.828993][ T10] inet6_addr_add+0x4f8/0xa40 [ 6578.828993][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.828993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.828993][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.828993][ T10] netlink_unicast+0x449/0x710 [ 6578.828993][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.828993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.828993][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.828993][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.828993][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.828993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.828993][ T10] [ 6578.831031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.831031][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.831031][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.831031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.831031][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6578.831031][ T10] ipv6_add_addr+0x411/0x2000 [ 6578.831031][ T10] inet6_addr_add+0x30e/0xa40 [ 6578.831031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.831031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.831031][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.831031][ T10] netlink_unicast+0x449/0x710 [ 6578.831031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.831031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.831031][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.831031][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.831031][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.831031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.831031][ T10] [ 6578.833081][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.833081][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.833081][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.833081][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.833081][ T10] ip6_route_add+0x1c/0x140 [ 6578.833081][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6578.833081][ T10] addrconf_add_dev+0xe2/0x170 [ 6578.833081][ T10] inet6_addr_add+0x12f/0xa40 [ 6578.833081][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.833081][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.833081][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.833081][ T10] netlink_unicast+0x449/0x710 [ 6578.833081][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.833081][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.833081][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.833081][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.833081][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.833081][ T10] [ 6578.835084][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.835084][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6578.835084][ T10] ipv6_find_idev+0x102/0x170 [ 6578.835084][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.835084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.835084][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.835084][ T10] netlink_unicast+0x449/0x710 [ 6578.835084][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.835084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.835084][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.835084][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.835084][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.835084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.835084][ T10] [ 6578.836656][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6578.836656][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6578.836656][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6578.836656][ T10] ipv6_find_idev+0x102/0x170 [ 6578.836656][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.836656][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.836656][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.836656][ T10] netlink_unicast+0x449/0x710 [ 6578.836656][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.836656][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.836656][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.836656][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.836656][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.836656][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.836656][ T10] [ 6578.838397][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6578.838681][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6578.838681][ T10] dst_init+0x84/0x4a0 [ 6578.838681][ T10] dst_alloc+0x97/0x150 [ 6578.838681][ T10] ip6_dst_alloc+0x23/0x90 [ 6578.838681][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6578.838681][ T10] ip6_pol_route+0x56f/0x840 [ 6578.838681][ T10] fib6_rule_lookup+0x456/0x630 [ 6578.838681][ T10] ip6_route_input+0x59c/0xa50 [ 6578.838681][ T10] ipv6_rcv+0x397/0x810 [ 6578.838681][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6578.838681][ T10] process_backlog+0x101/0x620 [ 6578.838681][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6578.838681][ T10] net_rx_action+0x495/0xbe0 [ 6578.838681][ T10] __do_softirq+0x1b5/0x7f6 [ 6578.838681][ T10] [ 6578.840346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.840346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6578.840346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6578.840346][ T10] fib6_nh_init+0xa22/0x1580 [ 6578.840346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.840346][ T10] ip6_route_add+0x1c/0x140 [ 6578.840346][ T10] inet6_rtm_newroute+0x104/0x110 [ 6578.840346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.840346][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.840346][ T10] netlink_unicast+0x449/0x710 [ 6578.840346][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.840346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.840346][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.840346][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.840346][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.840346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.840346][ T10] [ 6578.842269][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.842269][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.842269][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.842269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.842269][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6578.842269][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6578.842269][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6578.842269][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6578.842269][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6578.842269][ T10] addrconf_dad_begin+0x310/0x670 [ 6578.842269][ T10] addrconf_dad_work+0x10b/0xab0 [ 6578.842269][ T10] process_one_work+0x84d/0x18a0 [ 6578.842269][ T10] worker_thread+0x587/0xd30 [ 6578.842269][ T10] kthread+0x28a/0x350 [ 6578.842269][ T10] ret_from_fork+0x31/0x70 [ 6578.842269][ T10] ret_from_fork_asm+0x1a/0x30 [ 6578.842269][ T10] [ 6578.844211][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.844211][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.844211][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.844211][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.844211][ T10] ip6_route_add+0x1c/0x140 [ 6578.844211][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6578.844211][ T10] inet6_addr_add+0x4f8/0xa40 [ 6578.844211][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.844211][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.844211][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.844211][ T10] netlink_unicast+0x449/0x710 [ 6578.844211][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.844211][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.844211][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.844211][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.844211][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.844211][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.844211][ T10] [ 6578.846242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.846242][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.846242][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.846242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.846242][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6578.846242][ T10] ipv6_add_addr+0x411/0x2000 [ 6578.846242][ T10] inet6_addr_add+0x30e/0xa40 [ 6578.846242][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.846242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.846242][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.846242][ T10] netlink_unicast+0x449/0x710 [ 6578.846242][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.846242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.846242][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.846242][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.846242][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.846242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.846242][ T10] [ 6578.848294][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.848294][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.848294][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.848294][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.848294][ T10] ip6_route_add+0x1c/0x140 [ 6578.848294][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6578.848294][ T10] addrconf_add_dev+0xe2/0x170 [ 6578.848294][ T10] inet6_addr_add+0x12f/0xa40 [ 6578.848294][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.848294][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.848294][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.848294][ T10] netlink_unicast+0x449/0x710 [ 6578.848294][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.848294][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.848294][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.848294][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.848294][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.848294][ T10] [ 6578.850429][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.850429][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6578.850429][ T10] ipv6_find_idev+0x102/0x170 [ 6578.850429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.850429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.850429][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.850429][ T10] netlink_unicast+0x449/0x710 [ 6578.850429][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.850429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.850429][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.850429][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.850429][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.850429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.850429][ T10] [ 6578.852241][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6578.852241][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6578.852241][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6578.852241][ T10] ipv6_find_idev+0x102/0x170 [ 6578.852241][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.852241][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.852241][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.852241][ T10] netlink_unicast+0x449/0x710 [ 6578.852241][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.852241][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.852241][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.852241][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.852241][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.852241][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.852241][ T10] [ 6578.854204][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6578.854451][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6578.854451][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.854451][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.854451][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.854451][ T10] ip6_route_add+0x1c/0x140 [ 6578.854451][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6578.854451][ T10] inet6_addr_add+0x4f8/0xa40 [ 6578.854451][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.854451][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.854451][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.854451][ T10] netlink_unicast+0x449/0x710 [ 6578.854451][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.854451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.854451][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.854451][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.854451][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.854451][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.854451][ T10] [ 6578.856745][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6578.856745][ T10] netdev_get_by_index+0x5e/0x80 [ 6578.856745][ T10] fib6_nh_init+0x3d8/0x1580 [ 6578.856745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6578.856745][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6578.856745][ T10] ipv6_add_addr+0x411/0x2000 [ 6578.856745][ T10] inet6_addr_add+0x30e/0xa40 [ 6578.856745][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6578.856745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.856745][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.856745][ T10] netlink_unicast+0x449/0x710 [ 6578.856745][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.856745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.856745][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.856745][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.856745][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.856745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.856745][ T10] [ 6578.859032][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6578.859032][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6578.859032][ T10] ipv6_find_idev+0x102/0x170 [ 6578.859032][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.859032][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.859032][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.859032][ T10] netlink_unicast+0x449/0x710 [ 6578.859032][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.859032][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.859032][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.859032][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.859032][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.859032][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.859032][ T10] [ 6578.860837][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6578.860837][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6578.860837][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6578.860837][ T10] ipv6_find_idev+0x102/0x170 [ 6578.860837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6578.860837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6578.860837][ T10] netlink_rcv_skb+0x130/0x360 [ 6578.860837][ T10] netlink_unicast+0x449/0x710 [ 6578.860837][ T10] netlink_sendmsg+0x723/0xbe0 [ 6578.860837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6578.860837][ T10] ___sys_sendmsg+0xee/0x170 [ 6578.860837][ T10] __sys_sendmsg+0xcd/0x170 [ 6578.860837][ T10] do_syscall_64+0xc6/0x1e0 [ 6578.860837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6578.860837][ T10] [ 6589.102908][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6589.103325][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.103325][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6589.103325][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6589.103325][ T10] fib6_nh_init+0xa22/0x1580 [ 6589.103325][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.103325][ T10] ip6_route_add+0x1c/0x140 [ 6589.103325][ T10] inet6_rtm_newroute+0x104/0x110 [ 6589.103325][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.103325][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.103325][ T10] netlink_unicast+0x449/0x710 [ 6589.103325][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.103325][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.103325][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.103325][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.103325][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.103325][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.103325][ T10] [ 6589.105273][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.105273][ T10] dst_init+0x84/0x4a0 [ 6589.105273][ T10] dst_alloc+0x97/0x150 [ 6589.105273][ T10] ip6_dst_alloc+0x23/0x90 [ 6589.105273][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6589.105273][ T10] ip6_pol_route+0x56f/0x840 [ 6589.105273][ T10] fib6_rule_lookup+0x456/0x630 [ 6589.105273][ T10] ip6_route_input+0x59c/0xa50 [ 6589.105273][ T10] ipv6_rcv+0x397/0x810 [ 6589.105273][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6589.105273][ T10] process_backlog+0x101/0x620 [ 6589.105273][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6589.105273][ T10] net_rx_action+0x495/0xbe0 [ 6589.105273][ T10] __do_softirq+0x1b5/0x7f6 [ 6589.105273][ T10] [ 6589.106944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.106944][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.106944][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.106944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.106944][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6589.106944][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6589.106944][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6589.106944][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6589.106944][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6589.106944][ T10] addrconf_dad_begin+0x310/0x670 [ 6589.106944][ T10] addrconf_dad_work+0x10b/0xab0 [ 6589.106944][ T10] process_one_work+0x84d/0x18a0 [ 6589.106944][ T10] worker_thread+0x587/0xd30 [ 6589.106944][ T10] kthread+0x28a/0x350 [ 6589.106944][ T10] ret_from_fork+0x31/0x70 [ 6589.106944][ T10] ret_from_fork_asm+0x1a/0x30 [ 6589.106944][ T10] [ 6589.108896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.108896][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.108896][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.108896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.108896][ T10] ip6_route_add+0x1c/0x140 [ 6589.108896][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6589.108896][ T10] inet6_addr_add+0x4f8/0xa40 [ 6589.108896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.108896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.108896][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.108896][ T10] netlink_unicast+0x449/0x710 [ 6589.108896][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.108896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.108896][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.108896][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.108896][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.108896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.108896][ T10] [ 6589.110931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.110931][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.110931][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.110931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.110931][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6589.110931][ T10] ipv6_add_addr+0x411/0x2000 [ 6589.110931][ T10] inet6_addr_add+0x30e/0xa40 [ 6589.110931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.110931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.110931][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.110931][ T10] netlink_unicast+0x449/0x710 [ 6589.110931][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.110931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.110931][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.110931][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.110931][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.110931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.110931][ T10] [ 6589.112973][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.112973][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.112973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.112973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.112973][ T10] ip6_route_add+0x1c/0x140 [ 6589.112973][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6589.112973][ T10] addrconf_add_dev+0xe2/0x170 [ 6589.112973][ T10] inet6_addr_add+0x12f/0xa40 [ 6589.112973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.112973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.112973][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.112973][ T10] netlink_unicast+0x449/0x710 [ 6589.112973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.112973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.112973][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.112973][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.112973][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.112973][ T10] [ 6589.114982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.114982][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6589.114982][ T10] ipv6_find_idev+0x102/0x170 [ 6589.114982][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.114982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.114982][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.114982][ T10] netlink_unicast+0x449/0x710 [ 6589.114982][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.114982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.114982][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.114982][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.114982][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.114982][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.114982][ T10] [ 6589.116549][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6589.116549][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6589.116549][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6589.116549][ T10] ipv6_find_idev+0x102/0x170 [ 6589.116549][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.116549][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.116549][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.116549][ T10] netlink_unicast+0x449/0x710 [ 6589.116549][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.116549][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.116549][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.116549][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.116549][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.116549][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.116549][ T10] [ 6589.118280][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6589.118564][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6589.118564][ T10] dst_init+0x84/0x4a0 [ 6589.118564][ T10] dst_alloc+0x97/0x150 [ 6589.118564][ T10] ip6_dst_alloc+0x23/0x90 [ 6589.118564][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6589.118564][ T10] ip6_pol_route+0x56f/0x840 [ 6589.118564][ T10] fib6_rule_lookup+0x456/0x630 [ 6589.118564][ T10] ip6_route_input+0x59c/0xa50 [ 6589.118564][ T10] ipv6_rcv+0x397/0x810 [ 6589.118564][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6589.118564][ T10] process_backlog+0x101/0x620 [ 6589.118564][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6589.118564][ T10] net_rx_action+0x495/0xbe0 [ 6589.118564][ T10] __do_softirq+0x1b5/0x7f6 [ 6589.118564][ T10] [ 6589.120230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.120230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6589.120230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6589.120230][ T10] fib6_nh_init+0xa22/0x1580 [ 6589.120230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.120230][ T10] ip6_route_add+0x1c/0x140 [ 6589.120230][ T10] inet6_rtm_newroute+0x104/0x110 [ 6589.120230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.120230][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.120230][ T10] netlink_unicast+0x449/0x710 [ 6589.120230][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.120230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.120230][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.120230][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.120230][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.120230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.120230][ T10] [ 6589.122167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.122167][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.122167][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.122167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.122167][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6589.122167][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6589.122167][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6589.122167][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6589.122167][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6589.122167][ T10] addrconf_dad_begin+0x310/0x670 [ 6589.122167][ T10] addrconf_dad_work+0x10b/0xab0 [ 6589.122167][ T10] process_one_work+0x84d/0x18a0 [ 6589.122167][ T10] worker_thread+0x587/0xd30 [ 6589.122167][ T10] kthread+0x28a/0x350 [ 6589.122167][ T10] ret_from_fork+0x31/0x70 [ 6589.122167][ T10] ret_from_fork_asm+0x1a/0x30 [ 6589.122167][ T10] [ 6589.124109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.124109][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.124109][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.124109][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.124109][ T10] ip6_route_add+0x1c/0x140 [ 6589.124109][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6589.124109][ T10] inet6_addr_add+0x4f8/0xa40 [ 6589.124109][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.124109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.124109][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.124109][ T10] netlink_unicast+0x449/0x710 [ 6589.124109][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.124109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.124109][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.124109][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.124109][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.124109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.124109][ T10] [ 6589.126162][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.126162][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.126162][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.126162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.126162][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6589.126162][ T10] ipv6_add_addr+0x411/0x2000 [ 6589.126162][ T10] inet6_addr_add+0x30e/0xa40 [ 6589.126162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.126162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.126162][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.126162][ T10] netlink_unicast+0x449/0x710 [ 6589.126162][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.126162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.126162][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.126162][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.126162][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.126162][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.126162][ T10] [ 6589.128193][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.128193][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.128193][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.128193][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.128193][ T10] ip6_route_add+0x1c/0x140 [ 6589.128193][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6589.128193][ T10] addrconf_add_dev+0xe2/0x170 [ 6589.128193][ T10] inet6_addr_add+0x12f/0xa40 [ 6589.128193][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.128193][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.128193][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.128193][ T10] netlink_unicast+0x449/0x710 [ 6589.128193][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.128193][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.128193][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.128193][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.128193][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.128193][ T10] [ 6589.130305][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.130305][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6589.130305][ T10] ipv6_find_idev+0x102/0x170 [ 6589.130305][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.130305][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.130305][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.130305][ T10] netlink_unicast+0x449/0x710 [ 6589.130305][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.130305][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.130305][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.130305][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.130305][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.130305][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.130305][ T10] [ 6589.132054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6589.132054][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6589.132054][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6589.132054][ T10] ipv6_find_idev+0x102/0x170 [ 6589.132054][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.132054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.132054][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.132054][ T10] netlink_unicast+0x449/0x710 [ 6589.132054][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.132054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.132054][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.132054][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.132054][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.132054][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.132054][ T10] [ 6589.134075][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6589.134338][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6589.134338][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.134338][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.134338][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.134338][ T10] ip6_route_add+0x1c/0x140 [ 6589.134338][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6589.134338][ T10] inet6_addr_add+0x4f8/0xa40 [ 6589.134338][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.134338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.134338][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.134338][ T10] netlink_unicast+0x449/0x710 [ 6589.134338][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.134338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.134338][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.134338][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.134338][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.134338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.134338][ T10] [ 6589.136616][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6589.136616][ T10] netdev_get_by_index+0x5e/0x80 [ 6589.136616][ T10] fib6_nh_init+0x3d8/0x1580 [ 6589.136616][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6589.136616][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6589.136616][ T10] ipv6_add_addr+0x411/0x2000 [ 6589.136616][ T10] inet6_addr_add+0x30e/0xa40 [ 6589.136616][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6589.136616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.136616][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.136616][ T10] netlink_unicast+0x449/0x710 [ 6589.136616][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.136616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.136616][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.136616][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.136616][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.136616][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.136616][ T10] [ 6589.138886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6589.138886][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6589.138886][ T10] ipv6_find_idev+0x102/0x170 [ 6589.138886][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.138886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.138886][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.138886][ T10] netlink_unicast+0x449/0x710 [ 6589.138886][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.138886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.138886][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.138886][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.138886][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.138886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.138886][ T10] [ 6589.140629][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6589.140629][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6589.140629][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6589.140629][ T10] ipv6_find_idev+0x102/0x170 [ 6589.140629][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6589.140629][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6589.140629][ T10] netlink_rcv_skb+0x130/0x360 [ 6589.140629][ T10] netlink_unicast+0x449/0x710 [ 6589.140629][ T10] netlink_sendmsg+0x723/0xbe0 [ 6589.140629][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6589.140629][ T10] ___sys_sendmsg+0xee/0x170 [ 6589.140629][ T10] __sys_sendmsg+0xcd/0x170 [ 6589.140629][ T10] do_syscall_64+0xc6/0x1e0 [ 6589.140629][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6589.140629][ T10] [ 6599.382915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6599.383399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.383399][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6599.383399][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6599.383399][ T10] fib6_nh_init+0xa22/0x1580 [ 6599.383399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.383399][ T10] ip6_route_add+0x1c/0x140 [ 6599.383399][ T10] inet6_rtm_newroute+0x104/0x110 [ 6599.383399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.383399][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.383399][ T10] netlink_unicast+0x449/0x710 [ 6599.383399][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.383399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.383399][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.383399][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.383399][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.383399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.383399][ T10] [ 6599.385354][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.385354][ T10] dst_init+0x84/0x4a0 [ 6599.385354][ T10] dst_alloc+0x97/0x150 [ 6599.385354][ T10] ip6_dst_alloc+0x23/0x90 [ 6599.385354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6599.385354][ T10] ip6_pol_route+0x56f/0x840 [ 6599.385354][ T10] fib6_rule_lookup+0x456/0x630 [ 6599.385354][ T10] ip6_route_input+0x59c/0xa50 [ 6599.385354][ T10] ipv6_rcv+0x397/0x810 [ 6599.385354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6599.385354][ T10] process_backlog+0x101/0x620 [ 6599.385354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6599.385354][ T10] net_rx_action+0x495/0xbe0 [ 6599.385354][ T10] __do_softirq+0x1b5/0x7f6 [ 6599.385354][ T10] [ 6599.387028][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.387028][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.387028][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.387028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.387028][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6599.387028][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6599.387028][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6599.387028][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6599.387028][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6599.387028][ T10] addrconf_dad_begin+0x310/0x670 [ 6599.387028][ T10] addrconf_dad_work+0x10b/0xab0 [ 6599.387028][ T10] process_one_work+0x84d/0x18a0 [ 6599.387028][ T10] worker_thread+0x587/0xd30 [ 6599.387028][ T10] kthread+0x28a/0x350 [ 6599.387028][ T10] ret_from_fork+0x31/0x70 [ 6599.387028][ T10] ret_from_fork_asm+0x1a/0x30 [ 6599.387028][ T10] [ 6599.389002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.389002][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.389002][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.389002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.389002][ T10] ip6_route_add+0x1c/0x140 [ 6599.389002][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6599.389002][ T10] inet6_addr_add+0x4f8/0xa40 [ 6599.389002][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.389002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.389002][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.389002][ T10] netlink_unicast+0x449/0x710 [ 6599.389002][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.389002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.389002][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.389002][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.389002][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.389002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.389002][ T10] [ 6599.391036][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.391036][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.391036][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.391036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.391036][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6599.391036][ T10] ipv6_add_addr+0x411/0x2000 [ 6599.391036][ T10] inet6_addr_add+0x30e/0xa40 [ 6599.391036][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.391036][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.391036][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.391036][ T10] netlink_unicast+0x449/0x710 [ 6599.391036][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.391036][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.391036][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.391036][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.391036][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.391036][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.391036][ T10] [ 6599.393068][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.393068][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.393068][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.393068][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.393068][ T10] ip6_route_add+0x1c/0x140 [ 6599.393068][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6599.393068][ T10] addrconf_add_dev+0xe2/0x170 [ 6599.393068][ T10] inet6_addr_add+0x12f/0xa40 [ 6599.393068][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.393068][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.393068][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.393068][ T10] netlink_unicast+0x449/0x710 [ 6599.393068][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.393068][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.393068][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.393068][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.393068][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.393068][ T10] [ 6599.395070][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.395070][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6599.395070][ T10] ipv6_find_idev+0x102/0x170 [ 6599.395070][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.395070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.395070][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.395070][ T10] netlink_unicast+0x449/0x710 [ 6599.395070][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.395070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.395070][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.395070][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.395070][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.395070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.395070][ T10] [ 6599.396633][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6599.396633][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6599.396633][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6599.396633][ T10] ipv6_find_idev+0x102/0x170 [ 6599.396633][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.396633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.396633][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.396633][ T10] netlink_unicast+0x449/0x710 [ 6599.396633][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.396633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.396633][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.396633][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.396633][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.396633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.396633][ T10] [ 6599.398369][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6599.398657][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6599.398657][ T10] dst_init+0x84/0x4a0 [ 6599.398657][ T10] dst_alloc+0x97/0x150 [ 6599.398657][ T10] ip6_dst_alloc+0x23/0x90 [ 6599.398657][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6599.398657][ T10] ip6_pol_route+0x56f/0x840 [ 6599.398657][ T10] fib6_rule_lookup+0x456/0x630 [ 6599.398657][ T10] ip6_route_input+0x59c/0xa50 [ 6599.398657][ T10] ipv6_rcv+0x397/0x810 [ 6599.398657][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6599.398657][ T10] process_backlog+0x101/0x620 [ 6599.398657][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6599.398657][ T10] net_rx_action+0x495/0xbe0 [ 6599.398657][ T10] __do_softirq+0x1b5/0x7f6 [ 6599.398657][ T10] [ 6599.400313][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.400313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6599.400313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6599.400313][ T10] fib6_nh_init+0xa22/0x1580 [ 6599.400313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.400313][ T10] ip6_route_add+0x1c/0x140 [ 6599.400313][ T10] inet6_rtm_newroute+0x104/0x110 [ 6599.400313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.400313][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.400313][ T10] netlink_unicast+0x449/0x710 [ 6599.400313][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.400313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.400313][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.400313][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.400313][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.400313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.400313][ T10] [ 6599.402217][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.402217][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.402217][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.402217][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.402217][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6599.402217][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6599.402217][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6599.402217][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6599.402217][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6599.402217][ T10] addrconf_dad_begin+0x310/0x670 [ 6599.402217][ T10] addrconf_dad_work+0x10b/0xab0 [ 6599.402217][ T10] process_one_work+0x84d/0x18a0 [ 6599.402217][ T10] worker_thread+0x587/0xd30 [ 6599.402217][ T10] kthread+0x28a/0x350 [ 6599.402217][ T10] ret_from_fork+0x31/0x70 [ 6599.402217][ T10] ret_from_fork_asm+0x1a/0x30 [ 6599.402217][ T10] [ 6599.404149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.404149][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.404149][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.404149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.404149][ T10] ip6_route_add+0x1c/0x140 [ 6599.404149][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6599.404149][ T10] inet6_addr_add+0x4f8/0xa40 [ 6599.404149][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.404149][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.404149][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.404149][ T10] netlink_unicast+0x449/0x710 [ 6599.404149][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.404149][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.404149][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.404149][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.404149][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.404149][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.404149][ T10] [ 6599.406719][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.406719][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.406719][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.406719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.406719][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6599.406719][ T10] ipv6_add_addr+0x411/0x2000 [ 6599.406719][ T10] inet6_addr_add+0x30e/0xa40 [ 6599.406719][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.406719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.406719][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.406719][ T10] netlink_unicast+0x449/0x710 [ 6599.406719][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.406719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.406719][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.406719][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.406719][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.406719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.406719][ T10] [ 6599.408743][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.408743][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.408743][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.408743][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.408743][ T10] ip6_route_add+0x1c/0x140 [ 6599.408743][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6599.408743][ T10] addrconf_add_dev+0xe2/0x170 [ 6599.408743][ T10] inet6_addr_add+0x12f/0xa40 [ 6599.408743][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.408743][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.408743][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.408743][ T10] netlink_unicast+0x449/0x710 [ 6599.408743][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.408743][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.408743][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.408743][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.408743][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.408743][ T10] [ 6599.410846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.410846][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6599.410846][ T10] ipv6_find_idev+0x102/0x170 [ 6599.410846][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.410846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.410846][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.410846][ T10] netlink_unicast+0x449/0x710 [ 6599.410846][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.410846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.410846][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.410846][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.410846][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.410846][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.410846][ T10] [ 6599.412649][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6599.412649][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6599.412649][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6599.412649][ T10] ipv6_find_idev+0x102/0x170 [ 6599.412649][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.412649][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.412649][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.412649][ T10] netlink_unicast+0x449/0x710 [ 6599.412649][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.412649][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.412649][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.412649][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.412649][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.412649][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.412649][ T10] [ 6599.414616][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6599.414883][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6599.414883][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.414883][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.414883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.414883][ T10] ip6_route_add+0x1c/0x140 [ 6599.414883][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6599.414883][ T10] inet6_addr_add+0x4f8/0xa40 [ 6599.414883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.414883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.414883][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.414883][ T10] netlink_unicast+0x449/0x710 [ 6599.414883][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.414883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.414883][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.414883][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.414883][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.414883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.414883][ T10] [ 6599.417157][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6599.417157][ T10] netdev_get_by_index+0x5e/0x80 [ 6599.417157][ T10] fib6_nh_init+0x3d8/0x1580 [ 6599.417157][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6599.417157][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6599.417157][ T10] ipv6_add_addr+0x411/0x2000 [ 6599.417157][ T10] inet6_addr_add+0x30e/0xa40 [ 6599.417157][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6599.417157][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.417157][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.417157][ T10] netlink_unicast+0x449/0x710 [ 6599.417157][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.417157][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.417157][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.417157][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.417157][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.417157][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.417157][ T10] [ 6599.419412][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6599.419412][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6599.419412][ T10] ipv6_find_idev+0x102/0x170 [ 6599.419412][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.419412][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.419412][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.419412][ T10] netlink_unicast+0x449/0x710 [ 6599.419412][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.419412][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.419412][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.419412][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.419412][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.419412][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.419412][ T10] [ 6599.421219][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6599.421219][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6599.421219][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6599.421219][ T10] ipv6_find_idev+0x102/0x170 [ 6599.421219][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6599.421219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6599.421219][ T10] netlink_rcv_skb+0x130/0x360 [ 6599.421219][ T10] netlink_unicast+0x449/0x710 [ 6599.421219][ T10] netlink_sendmsg+0x723/0xbe0 [ 6599.421219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6599.421219][ T10] ___sys_sendmsg+0xee/0x170 [ 6599.421219][ T10] __sys_sendmsg+0xcd/0x170 [ 6599.421219][ T10] do_syscall_64+0xc6/0x1e0 [ 6599.421219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6599.421219][ T10] [ 6609.662917][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6609.663380][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.663380][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6609.663380][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6609.663380][ T10] fib6_nh_init+0xa22/0x1580 [ 6609.663380][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.663380][ T10] ip6_route_add+0x1c/0x140 [ 6609.663380][ T10] inet6_rtm_newroute+0x104/0x110 [ 6609.663380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.663380][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.663380][ T10] netlink_unicast+0x449/0x710 [ 6609.663380][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.663380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.663380][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.663380][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.663380][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.663380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.663380][ T10] [ 6609.665328][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.665328][ T10] dst_init+0x84/0x4a0 [ 6609.665328][ T10] dst_alloc+0x97/0x150 [ 6609.665328][ T10] ip6_dst_alloc+0x23/0x90 [ 6609.665328][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6609.665328][ T10] ip6_pol_route+0x56f/0x840 [ 6609.665328][ T10] fib6_rule_lookup+0x456/0x630 [ 6609.665328][ T10] ip6_route_input+0x59c/0xa50 [ 6609.665328][ T10] ipv6_rcv+0x397/0x810 [ 6609.665328][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6609.665328][ T10] process_backlog+0x101/0x620 [ 6609.665328][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6609.665328][ T10] net_rx_action+0x495/0xbe0 [ 6609.665328][ T10] __do_softirq+0x1b5/0x7f6 [ 6609.665328][ T10] [ 6609.666997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.666997][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.666997][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.666997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.666997][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6609.666997][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6609.666997][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6609.666997][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6609.666997][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6609.666997][ T10] addrconf_dad_begin+0x310/0x670 [ 6609.666997][ T10] addrconf_dad_work+0x10b/0xab0 [ 6609.666997][ T10] process_one_work+0x84d/0x18a0 [ 6609.666997][ T10] worker_thread+0x587/0xd30 [ 6609.666997][ T10] kthread+0x28a/0x350 [ 6609.666997][ T10] ret_from_fork+0x31/0x70 [ 6609.666997][ T10] ret_from_fork_asm+0x1a/0x30 [ 6609.666997][ T10] [ 6609.668980][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.668980][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.668980][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.668980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.668980][ T10] ip6_route_add+0x1c/0x140 [ 6609.668980][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6609.668980][ T10] inet6_addr_add+0x4f8/0xa40 [ 6609.668980][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.668980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.668980][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.668980][ T10] netlink_unicast+0x449/0x710 [ 6609.668980][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.668980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.668980][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.668980][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.668980][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.668980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.668980][ T10] [ 6609.671000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.671000][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.671000][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.671000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.671000][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6609.671000][ T10] ipv6_add_addr+0x411/0x2000 [ 6609.671000][ T10] inet6_addr_add+0x30e/0xa40 [ 6609.671000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.671000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.671000][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.671000][ T10] netlink_unicast+0x449/0x710 [ 6609.671000][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.671000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.671000][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.671000][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.671000][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.671000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.671000][ T10] [ 6609.673138][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.673138][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.673138][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.673138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.673138][ T10] ip6_route_add+0x1c/0x140 [ 6609.673138][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6609.673138][ T10] addrconf_add_dev+0xe2/0x170 [ 6609.673138][ T10] inet6_addr_add+0x12f/0xa40 [ 6609.673138][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.673138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.673138][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.673138][ T10] netlink_unicast+0x449/0x710 [ 6609.673138][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.673138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.673138][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.673138][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.673138][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.673138][ T10] [ 6609.675146][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.675146][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6609.675146][ T10] ipv6_find_idev+0x102/0x170 [ 6609.675146][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.675146][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.675146][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.675146][ T10] netlink_unicast+0x449/0x710 [ 6609.675146][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.675146][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.675146][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.675146][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.675146][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.675146][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.675146][ T10] [ 6609.676712][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6609.676712][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6609.676712][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6609.676712][ T10] ipv6_find_idev+0x102/0x170 [ 6609.676712][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.676712][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.676712][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.676712][ T10] netlink_unicast+0x449/0x710 [ 6609.676712][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.676712][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.676712][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.676712][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.676712][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.676712][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.676712][ T10] [ 6609.678446][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6609.678734][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6609.678734][ T10] dst_init+0x84/0x4a0 [ 6609.678734][ T10] dst_alloc+0x97/0x150 [ 6609.678734][ T10] ip6_dst_alloc+0x23/0x90 [ 6609.678734][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6609.678734][ T10] ip6_pol_route+0x56f/0x840 [ 6609.678734][ T10] fib6_rule_lookup+0x456/0x630 [ 6609.678734][ T10] ip6_route_input+0x59c/0xa50 [ 6609.678734][ T10] ipv6_rcv+0x397/0x810 [ 6609.678734][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6609.678734][ T10] process_backlog+0x101/0x620 [ 6609.678734][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6609.678734][ T10] net_rx_action+0x495/0xbe0 [ 6609.678734][ T10] __do_softirq+0x1b5/0x7f6 [ 6609.678734][ T10] [ 6609.680405][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.680405][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6609.680405][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6609.680405][ T10] fib6_nh_init+0xa22/0x1580 [ 6609.680405][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.680405][ T10] ip6_route_add+0x1c/0x140 [ 6609.680405][ T10] inet6_rtm_newroute+0x104/0x110 [ 6609.680405][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.680405][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.680405][ T10] netlink_unicast+0x449/0x710 [ 6609.680405][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.680405][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.680405][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.680405][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.680405][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.680405][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.680405][ T10] [ 6609.682304][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.682304][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.682304][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.682304][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.682304][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6609.682304][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6609.682304][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6609.682304][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6609.682304][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6609.682304][ T10] addrconf_dad_begin+0x310/0x670 [ 6609.682304][ T10] addrconf_dad_work+0x10b/0xab0 [ 6609.682304][ T10] process_one_work+0x84d/0x18a0 [ 6609.682304][ T10] worker_thread+0x587/0xd30 [ 6609.682304][ T10] kthread+0x28a/0x350 [ 6609.682304][ T10] ret_from_fork+0x31/0x70 [ 6609.682304][ T10] ret_from_fork_asm+0x1a/0x30 [ 6609.682304][ T10] [ 6609.684233][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.684233][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.684233][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.684233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.684233][ T10] ip6_route_add+0x1c/0x140 [ 6609.684233][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6609.684233][ T10] inet6_addr_add+0x4f8/0xa40 [ 6609.684233][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.684233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.684233][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.684233][ T10] netlink_unicast+0x449/0x710 [ 6609.684233][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.684233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.684233][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.684233][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.684233][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.684233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.684233][ T10] [ 6609.686261][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.686261][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.686261][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.686261][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.686261][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6609.686261][ T10] ipv6_add_addr+0x411/0x2000 [ 6609.686261][ T10] inet6_addr_add+0x30e/0xa40 [ 6609.686261][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.686261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.686261][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.686261][ T10] netlink_unicast+0x449/0x710 [ 6609.686261][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.686261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.686261][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.686261][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.686261][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.686261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.686261][ T10] [ 6609.688279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.688279][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.688279][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.688279][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.688279][ T10] ip6_route_add+0x1c/0x140 [ 6609.688279][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6609.688279][ T10] addrconf_add_dev+0xe2/0x170 [ 6609.688279][ T10] inet6_addr_add+0x12f/0xa40 [ 6609.688279][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.688279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.688279][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.688279][ T10] netlink_unicast+0x449/0x710 [ 6609.688279][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.688279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.688279][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.688279][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.688279][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.688279][ T10] [ 6609.690391][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.690391][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6609.690391][ T10] ipv6_find_idev+0x102/0x170 [ 6609.690391][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.690391][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.690391][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.690391][ T10] netlink_unicast+0x449/0x710 [ 6609.690391][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.690391][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.690391][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.690391][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.690391][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.690391][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.690391][ T10] [ 6609.692120][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6609.692120][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6609.692120][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6609.692120][ T10] ipv6_find_idev+0x102/0x170 [ 6609.692120][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.692120][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.692120][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.692120][ T10] netlink_unicast+0x449/0x710 [ 6609.692120][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.692120][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.692120][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.692120][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.692120][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.692120][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.692120][ T10] [ 6609.694138][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6609.694382][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6609.694382][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.694382][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.694382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.694382][ T10] ip6_route_add+0x1c/0x140 [ 6609.694382][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6609.694382][ T10] inet6_addr_add+0x4f8/0xa40 [ 6609.694382][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.694382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.694382][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.694382][ T10] netlink_unicast+0x449/0x710 [ 6609.694382][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.694382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.694382][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.694382][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.694382][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.694382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.694382][ T10] [ 6609.696658][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6609.696658][ T10] netdev_get_by_index+0x5e/0x80 [ 6609.696658][ T10] fib6_nh_init+0x3d8/0x1580 [ 6609.696658][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6609.696658][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6609.696658][ T10] ipv6_add_addr+0x411/0x2000 [ 6609.696658][ T10] inet6_addr_add+0x30e/0xa40 [ 6609.696658][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6609.696658][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.696658][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.696658][ T10] netlink_unicast+0x449/0x710 [ 6609.696658][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.696658][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.696658][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.696658][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.696658][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.696658][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.696658][ T10] [ 6609.698920][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6609.698920][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6609.698920][ T10] ipv6_find_idev+0x102/0x170 [ 6609.698920][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.698920][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.698920][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.698920][ T10] netlink_unicast+0x449/0x710 [ 6609.698920][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.698920][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.698920][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.698920][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.698920][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.698920][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.698920][ T10] [ 6609.700659][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6609.700659][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6609.700659][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6609.700659][ T10] ipv6_find_idev+0x102/0x170 [ 6609.700659][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6609.700659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6609.700659][ T10] netlink_rcv_skb+0x130/0x360 [ 6609.700659][ T10] netlink_unicast+0x449/0x710 [ 6609.700659][ T10] netlink_sendmsg+0x723/0xbe0 [ 6609.700659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6609.700659][ T10] ___sys_sendmsg+0xee/0x170 [ 6609.700659][ T10] __sys_sendmsg+0xcd/0x170 [ 6609.700659][ T10] do_syscall_64+0xc6/0x1e0 [ 6609.700659][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6609.700659][ T10] [ 6619.846916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6619.847383][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.847383][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6619.847383][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6619.847383][ T10] fib6_nh_init+0xa22/0x1580 [ 6619.847383][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.847383][ T10] ip6_route_add+0x1c/0x140 [ 6619.847383][ T10] inet6_rtm_newroute+0x104/0x110 [ 6619.847383][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.847383][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.847383][ T10] netlink_unicast+0x449/0x710 [ 6619.847383][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.847383][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.847383][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.847383][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.847383][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.847383][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.847383][ T10] [ 6619.849323][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.849323][ T10] dst_init+0x84/0x4a0 [ 6619.849323][ T10] dst_alloc+0x97/0x150 [ 6619.849323][ T10] ip6_dst_alloc+0x23/0x90 [ 6619.849323][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6619.849323][ T10] ip6_pol_route+0x56f/0x840 [ 6619.849323][ T10] fib6_rule_lookup+0x456/0x630 [ 6619.849323][ T10] ip6_route_input+0x59c/0xa50 [ 6619.849323][ T10] ipv6_rcv+0x397/0x810 [ 6619.849323][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6619.849323][ T10] process_backlog+0x101/0x620 [ 6619.849323][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6619.849323][ T10] net_rx_action+0x495/0xbe0 [ 6619.849323][ T10] __do_softirq+0x1b5/0x7f6 [ 6619.849323][ T10] [ 6619.851005][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.851005][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.851005][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.851005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.851005][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6619.851005][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6619.851005][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6619.851005][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6619.851005][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6619.851005][ T10] addrconf_dad_begin+0x310/0x670 [ 6619.851005][ T10] addrconf_dad_work+0x10b/0xab0 [ 6619.851005][ T10] process_one_work+0x84d/0x18a0 [ 6619.851005][ T10] worker_thread+0x587/0xd30 [ 6619.851005][ T10] kthread+0x28a/0x350 [ 6619.851005][ T10] ret_from_fork+0x31/0x70 [ 6619.851005][ T10] ret_from_fork_asm+0x1a/0x30 [ 6619.851005][ T10] [ 6619.852965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.852965][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.852965][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.852965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.852965][ T10] ip6_route_add+0x1c/0x140 [ 6619.852965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6619.852965][ T10] inet6_addr_add+0x4f8/0xa40 [ 6619.852965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.852965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.852965][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.852965][ T10] netlink_unicast+0x449/0x710 [ 6619.852965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.852965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.852965][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.852965][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.852965][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.852965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.852965][ T10] [ 6619.855000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.855000][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.855000][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.855000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.855000][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6619.855000][ T10] ipv6_add_addr+0x411/0x2000 [ 6619.855000][ T10] inet6_addr_add+0x30e/0xa40 [ 6619.855000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.855000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.855000][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.855000][ T10] netlink_unicast+0x449/0x710 [ 6619.855000][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.855000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.855000][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.855000][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.855000][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.855000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.855000][ T10] [ 6619.857031][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.857031][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.857031][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.857031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.857031][ T10] ip6_route_add+0x1c/0x140 [ 6619.857031][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6619.857031][ T10] addrconf_add_dev+0xe2/0x170 [ 6619.857031][ T10] inet6_addr_add+0x12f/0xa40 [ 6619.857031][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.857031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.857031][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.857031][ T10] netlink_unicast+0x449/0x710 [ 6619.857031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.857031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.857031][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.857031][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.857031][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.857031][ T10] [ 6619.859013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.859013][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6619.859013][ T10] ipv6_find_idev+0x102/0x170 [ 6619.859013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.859013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.859013][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.859013][ T10] netlink_unicast+0x449/0x710 [ 6619.859013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.859013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.859013][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.859013][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.859013][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.859013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.859013][ T10] [ 6619.860574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6619.860574][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6619.860574][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6619.860574][ T10] ipv6_find_idev+0x102/0x170 [ 6619.860574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.860574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.860574][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.860574][ T10] netlink_unicast+0x449/0x710 [ 6619.860574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.860574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.860574][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.860574][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.860574][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.860574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.860574][ T10] [ 6619.862301][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6619.862584][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6619.862584][ T10] dst_init+0x84/0x4a0 [ 6619.862584][ T10] dst_alloc+0x97/0x150 [ 6619.862584][ T10] ip6_dst_alloc+0x23/0x90 [ 6619.862584][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6619.862584][ T10] ip6_pol_route+0x56f/0x840 [ 6619.862584][ T10] fib6_rule_lookup+0x456/0x630 [ 6619.862584][ T10] ip6_route_input+0x59c/0xa50 [ 6619.862584][ T10] ipv6_rcv+0x397/0x810 [ 6619.862584][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6619.862584][ T10] process_backlog+0x101/0x620 [ 6619.862584][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6619.862584][ T10] net_rx_action+0x495/0xbe0 [ 6619.862584][ T10] __do_softirq+0x1b5/0x7f6 [ 6619.862584][ T10] [ 6619.864247][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.864247][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6619.864247][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6619.864247][ T10] fib6_nh_init+0xa22/0x1580 [ 6619.864247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.864247][ T10] ip6_route_add+0x1c/0x140 [ 6619.864247][ T10] inet6_rtm_newroute+0x104/0x110 [ 6619.864247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.864247][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.864247][ T10] netlink_unicast+0x449/0x710 [ 6619.864247][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.864247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.864247][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.864247][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.864247][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.864247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.864247][ T10] [ 6619.866159][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.866159][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.866159][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.866159][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.866159][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6619.866159][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6619.866159][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6619.866159][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6619.866159][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6619.866159][ T10] addrconf_dad_begin+0x310/0x670 [ 6619.866159][ T10] addrconf_dad_work+0x10b/0xab0 [ 6619.866159][ T10] process_one_work+0x84d/0x18a0 [ 6619.866159][ T10] worker_thread+0x587/0xd30 [ 6619.866159][ T10] kthread+0x28a/0x350 [ 6619.866159][ T10] ret_from_fork+0x31/0x70 [ 6619.866159][ T10] ret_from_fork_asm+0x1a/0x30 [ 6619.866159][ T10] [ 6619.868088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.868088][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.868088][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.868088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.868088][ T10] ip6_route_add+0x1c/0x140 [ 6619.868088][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6619.868088][ T10] inet6_addr_add+0x4f8/0xa40 [ 6619.868088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.868088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.868088][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.868088][ T10] netlink_unicast+0x449/0x710 [ 6619.868088][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.868088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.868088][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.868088][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.868088][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.868088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.868088][ T10] [ 6619.870107][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.870107][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.870107][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.870107][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.870107][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6619.870107][ T10] ipv6_add_addr+0x411/0x2000 [ 6619.870107][ T10] inet6_addr_add+0x30e/0xa40 [ 6619.870107][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.870107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.870107][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.870107][ T10] netlink_unicast+0x449/0x710 [ 6619.870107][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.870107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.870107][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.870107][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.870107][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.870107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.870107][ T10] [ 6619.872225][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.872225][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.872225][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.872225][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.872225][ T10] ip6_route_add+0x1c/0x140 [ 6619.872225][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6619.872225][ T10] addrconf_add_dev+0xe2/0x170 [ 6619.872225][ T10] inet6_addr_add+0x12f/0xa40 [ 6619.872225][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.872225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.872225][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.872225][ T10] netlink_unicast+0x449/0x710 [ 6619.872225][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.872225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.872225][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.872225][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.872225][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.872225][ T10] [ 6619.874346][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.874346][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6619.874346][ T10] ipv6_find_idev+0x102/0x170 [ 6619.874346][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.874346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.874346][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.874346][ T10] netlink_unicast+0x449/0x710 [ 6619.874346][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.874346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.874346][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.874346][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.874346][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.874346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.874346][ T10] [ 6619.876154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6619.876154][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6619.876154][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6619.876154][ T10] ipv6_find_idev+0x102/0x170 [ 6619.876154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.876154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.876154][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.876154][ T10] netlink_unicast+0x449/0x710 [ 6619.876154][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.876154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.876154][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.876154][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.876154][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.876154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.876154][ T10] [ 6619.878102][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6619.878344][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6619.878344][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.878344][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.878344][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.878344][ T10] ip6_route_add+0x1c/0x140 [ 6619.878344][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6619.878344][ T10] inet6_addr_add+0x4f8/0xa40 [ 6619.878344][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.878344][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.878344][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.878344][ T10] netlink_unicast+0x449/0x710 [ 6619.878344][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.878344][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.878344][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.878344][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.878344][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.878344][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.878344][ T10] [ 6619.880617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6619.880617][ T10] netdev_get_by_index+0x5e/0x80 [ 6619.880617][ T10] fib6_nh_init+0x3d8/0x1580 [ 6619.880617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6619.880617][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6619.880617][ T10] ipv6_add_addr+0x411/0x2000 [ 6619.880617][ T10] inet6_addr_add+0x30e/0xa40 [ 6619.880617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6619.880617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.880617][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.880617][ T10] netlink_unicast+0x449/0x710 [ 6619.880617][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.880617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.880617][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.880617][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.880617][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.880617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.880617][ T10] [ 6619.882875][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6619.882875][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6619.882875][ T10] ipv6_find_idev+0x102/0x170 [ 6619.882875][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.882875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.882875][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.882875][ T10] netlink_unicast+0x449/0x710 [ 6619.882875][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.882875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.882875][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.882875][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.882875][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.882875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.882875][ T10] [ 6619.884684][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6619.884684][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6619.884684][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6619.884684][ T10] ipv6_find_idev+0x102/0x170 [ 6619.884684][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6619.884684][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6619.884684][ T10] netlink_rcv_skb+0x130/0x360 [ 6619.884684][ T10] netlink_unicast+0x449/0x710 [ 6619.884684][ T10] netlink_sendmsg+0x723/0xbe0 [ 6619.884684][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6619.884684][ T10] ___sys_sendmsg+0xee/0x170 [ 6619.884684][ T10] __sys_sendmsg+0xcd/0x170 [ 6619.884684][ T10] do_syscall_64+0xc6/0x1e0 [ 6619.884684][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6619.884684][ T10] [ 6630.126861][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6630.127246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.127246][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6630.127246][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6630.127246][ T10] fib6_nh_init+0xa22/0x1580 [ 6630.127246][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.127246][ T10] ip6_route_add+0x1c/0x140 [ 6630.127246][ T10] inet6_rtm_newroute+0x104/0x110 [ 6630.127246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.127246][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.127246][ T10] netlink_unicast+0x449/0x710 [ 6630.127246][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.127246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.127246][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.127246][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.127246][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.127246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.127246][ T10] [ 6630.129166][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.129166][ T10] dst_init+0x84/0x4a0 [ 6630.129166][ T10] dst_alloc+0x97/0x150 [ 6630.129166][ T10] ip6_dst_alloc+0x23/0x90 [ 6630.129166][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6630.129166][ T10] ip6_pol_route+0x56f/0x840 [ 6630.129166][ T10] fib6_rule_lookup+0x456/0x630 [ 6630.129166][ T10] ip6_route_input+0x59c/0xa50 [ 6630.129166][ T10] ipv6_rcv+0x397/0x810 [ 6630.129166][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6630.129166][ T10] process_backlog+0x101/0x620 [ 6630.129166][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6630.129166][ T10] net_rx_action+0x495/0xbe0 [ 6630.129166][ T10] __do_softirq+0x1b5/0x7f6 [ 6630.129166][ T10] [ 6630.130835][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.130835][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.130835][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.130835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.130835][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6630.130835][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6630.130835][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6630.130835][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6630.130835][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6630.130835][ T10] addrconf_dad_begin+0x310/0x670 [ 6630.130835][ T10] addrconf_dad_work+0x10b/0xab0 [ 6630.130835][ T10] process_one_work+0x84d/0x18a0 [ 6630.130835][ T10] worker_thread+0x587/0xd30 [ 6630.130835][ T10] kthread+0x28a/0x350 [ 6630.130835][ T10] ret_from_fork+0x31/0x70 [ 6630.130835][ T10] ret_from_fork_asm+0x1a/0x30 [ 6630.130835][ T10] [ 6630.132796][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.132796][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.132796][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.132796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.132796][ T10] ip6_route_add+0x1c/0x140 [ 6630.132796][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6630.132796][ T10] inet6_addr_add+0x4f8/0xa40 [ 6630.132796][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.132796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.132796][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.132796][ T10] netlink_unicast+0x449/0x710 [ 6630.132796][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.132796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.132796][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.132796][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.132796][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.132796][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.132796][ T10] [ 6630.134832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.134832][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.134832][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.134832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.134832][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6630.134832][ T10] ipv6_add_addr+0x411/0x2000 [ 6630.134832][ T10] inet6_addr_add+0x30e/0xa40 [ 6630.134832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.134832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.134832][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.134832][ T10] netlink_unicast+0x449/0x710 [ 6630.134832][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.134832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.134832][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.134832][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.134832][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.134832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.134832][ T10] [ 6630.136856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.136856][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.136856][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.136856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.136856][ T10] ip6_route_add+0x1c/0x140 [ 6630.136856][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6630.136856][ T10] addrconf_add_dev+0xe2/0x170 [ 6630.136856][ T10] inet6_addr_add+0x12f/0xa40 [ 6630.136856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.136856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.136856][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.136856][ T10] netlink_unicast+0x449/0x710 [ 6630.136856][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.136856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.136856][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.136856][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.136856][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.136856][ T10] [ 6630.138841][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.138841][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6630.138841][ T10] ipv6_find_idev+0x102/0x170 [ 6630.138841][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.138841][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.138841][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.138841][ T10] netlink_unicast+0x449/0x710 [ 6630.138841][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.138841][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.138841][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.138841][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.138841][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.138841][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.138841][ T10] [ 6630.140400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6630.140400][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6630.140400][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6630.140400][ T10] ipv6_find_idev+0x102/0x170 [ 6630.140400][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.140400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.140400][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.140400][ T10] netlink_unicast+0x449/0x710 [ 6630.140400][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.140400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.140400][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.140400][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.140400][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.140400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.140400][ T10] [ 6630.142112][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6630.142393][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6630.142393][ T10] dst_init+0x84/0x4a0 [ 6630.142393][ T10] dst_alloc+0x97/0x150 [ 6630.142393][ T10] ip6_dst_alloc+0x23/0x90 [ 6630.142393][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6630.142393][ T10] ip6_pol_route+0x56f/0x840 [ 6630.142393][ T10] fib6_rule_lookup+0x456/0x630 [ 6630.142393][ T10] ip6_route_input+0x59c/0xa50 [ 6630.142393][ T10] ipv6_rcv+0x397/0x810 [ 6630.142393][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6630.142393][ T10] process_backlog+0x101/0x620 [ 6630.142393][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6630.142393][ T10] net_rx_action+0x495/0xbe0 [ 6630.142393][ T10] __do_softirq+0x1b5/0x7f6 [ 6630.142393][ T10] [ 6630.144067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.144067][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6630.144067][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6630.144067][ T10] fib6_nh_init+0xa22/0x1580 [ 6630.144067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.144067][ T10] ip6_route_add+0x1c/0x140 [ 6630.144067][ T10] inet6_rtm_newroute+0x104/0x110 [ 6630.144067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.144067][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.144067][ T10] netlink_unicast+0x449/0x710 [ 6630.144067][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.144067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.144067][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.144067][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.144067][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.144067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.144067][ T10] [ 6630.145985][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.145985][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.145985][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.145985][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.145985][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6630.145985][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6630.145985][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6630.145985][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6630.145985][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6630.145985][ T10] addrconf_dad_begin+0x310/0x670 [ 6630.145985][ T10] addrconf_dad_work+0x10b/0xab0 [ 6630.145985][ T10] process_one_work+0x84d/0x18a0 [ 6630.145985][ T10] worker_thread+0x587/0xd30 [ 6630.145985][ T10] kthread+0x28a/0x350 [ 6630.145985][ T10] ret_from_fork+0x31/0x70 [ 6630.145985][ T10] ret_from_fork_asm+0x1a/0x30 [ 6630.145985][ T10] [ 6630.147912][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.147912][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.147912][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.147912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.147912][ T10] ip6_route_add+0x1c/0x140 [ 6630.147912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6630.147912][ T10] inet6_addr_add+0x4f8/0xa40 [ 6630.147912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.147912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.147912][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.147912][ T10] netlink_unicast+0x449/0x710 [ 6630.147912][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.147912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.147912][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.147912][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.147912][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.147912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.147912][ T10] [ 6630.149939][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.149939][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.149939][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.149939][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.149939][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6630.149939][ T10] ipv6_add_addr+0x411/0x2000 [ 6630.149939][ T10] inet6_addr_add+0x30e/0xa40 [ 6630.149939][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.149939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.149939][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.149939][ T10] netlink_unicast+0x449/0x710 [ 6630.149939][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.149939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.149939][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.149939][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.149939][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.149939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.149939][ T10] [ 6630.151952][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.151952][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.151952][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.151952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.151952][ T10] ip6_route_add+0x1c/0x140 [ 6630.151952][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6630.151952][ T10] addrconf_add_dev+0xe2/0x170 [ 6630.151952][ T10] inet6_addr_add+0x12f/0xa40 [ 6630.151952][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.151952][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.151952][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.151952][ T10] netlink_unicast+0x449/0x710 [ 6630.151952][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.151952][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.151952][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.151952][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.151952][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.151952][ T10] [ 6630.153993][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.153993][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6630.153993][ T10] ipv6_find_idev+0x102/0x170 [ 6630.153993][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.153993][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.153993][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.153993][ T10] netlink_unicast+0x449/0x710 [ 6630.153993][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.153993][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.153993][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.153993][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.153993][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.153993][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.153993][ T10] [ 6630.155700][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6630.155700][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6630.155700][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6630.155700][ T10] ipv6_find_idev+0x102/0x170 [ 6630.155700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.155700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.155700][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.155700][ T10] netlink_unicast+0x449/0x710 [ 6630.155700][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.155700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.155700][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.155700][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.155700][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.155700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.155700][ T10] [ 6630.157550][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6630.157806][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6630.157806][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.157806][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.157806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.157806][ T10] ip6_route_add+0x1c/0x140 [ 6630.157806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6630.157806][ T10] inet6_addr_add+0x4f8/0xa40 [ 6630.157806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.157806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.157806][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.157806][ T10] netlink_unicast+0x449/0x710 [ 6630.157806][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.157806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.157806][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.157806][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.157806][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.157806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.157806][ T10] [ 6630.159951][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6630.159951][ T10] netdev_get_by_index+0x5e/0x80 [ 6630.159951][ T10] fib6_nh_init+0x3d8/0x1580 [ 6630.159951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6630.159951][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6630.159951][ T10] ipv6_add_addr+0x411/0x2000 [ 6630.159951][ T10] inet6_addr_add+0x30e/0xa40 [ 6630.159951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6630.159951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.159951][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.159951][ T10] netlink_unicast+0x449/0x710 [ 6630.159951][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.159951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.159951][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.159951][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.159951][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.159951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.159951][ T10] [ 6630.162095][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6630.162095][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6630.162095][ T10] ipv6_find_idev+0x102/0x170 [ 6630.162095][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.162095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.162095][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.162095][ T10] netlink_unicast+0x449/0x710 [ 6630.162095][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.162095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.162095][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.162095][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.162095][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.162095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.162095][ T10] [ 6630.163769][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6630.163769][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6630.163769][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6630.163769][ T10] ipv6_find_idev+0x102/0x170 [ 6630.163769][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6630.163769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6630.163769][ T10] netlink_rcv_skb+0x130/0x360 [ 6630.163769][ T10] netlink_unicast+0x449/0x710 [ 6630.163769][ T10] netlink_sendmsg+0x723/0xbe0 [ 6630.163769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6630.163769][ T10] ___sys_sendmsg+0xee/0x170 [ 6630.163769][ T10] __sys_sendmsg+0xcd/0x170 [ 6630.163769][ T10] do_syscall_64+0xc6/0x1e0 [ 6630.163769][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6630.163769][ T10] [ 6640.406851][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6640.407309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.407309][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6640.407309][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6640.407309][ T10] fib6_nh_init+0xa22/0x1580 [ 6640.407309][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.407309][ T10] ip6_route_add+0x1c/0x140 [ 6640.407309][ T10] inet6_rtm_newroute+0x104/0x110 [ 6640.407309][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.407309][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.407309][ T10] netlink_unicast+0x449/0x710 [ 6640.407309][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.407309][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.407309][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.407309][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.407309][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.407309][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.407309][ T10] [ 6640.409252][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.409252][ T10] dst_init+0x84/0x4a0 [ 6640.409252][ T10] dst_alloc+0x97/0x150 [ 6640.409252][ T10] ip6_dst_alloc+0x23/0x90 [ 6640.409252][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6640.409252][ T10] ip6_pol_route+0x56f/0x840 [ 6640.409252][ T10] fib6_rule_lookup+0x456/0x630 [ 6640.409252][ T10] ip6_route_input+0x59c/0xa50 [ 6640.409252][ T10] ipv6_rcv+0x397/0x810 [ 6640.409252][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6640.409252][ T10] process_backlog+0x101/0x620 [ 6640.409252][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6640.409252][ T10] net_rx_action+0x495/0xbe0 [ 6640.409252][ T10] __do_softirq+0x1b5/0x7f6 [ 6640.409252][ T10] [ 6640.410912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.410912][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.410912][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.410912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.410912][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6640.410912][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6640.410912][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6640.410912][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6640.410912][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6640.410912][ T10] addrconf_dad_begin+0x310/0x670 [ 6640.410912][ T10] addrconf_dad_work+0x10b/0xab0 [ 6640.410912][ T10] process_one_work+0x84d/0x18a0 [ 6640.410912][ T10] worker_thread+0x587/0xd30 [ 6640.410912][ T10] kthread+0x28a/0x350 [ 6640.410912][ T10] ret_from_fork+0x31/0x70 [ 6640.410912][ T10] ret_from_fork_asm+0x1a/0x30 [ 6640.410912][ T10] [ 6640.412825][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.412825][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.412825][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.412825][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.412825][ T10] ip6_route_add+0x1c/0x140 [ 6640.412825][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6640.412825][ T10] inet6_addr_add+0x4f8/0xa40 [ 6640.412825][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.412825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.412825][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.412825][ T10] netlink_unicast+0x449/0x710 [ 6640.412825][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.412825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.412825][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.412825][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.412825][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.412825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.412825][ T10] [ 6640.414847][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.414847][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.414847][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.414847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.414847][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6640.414847][ T10] ipv6_add_addr+0x411/0x2000 [ 6640.414847][ T10] inet6_addr_add+0x30e/0xa40 [ 6640.414847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.414847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.414847][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.414847][ T10] netlink_unicast+0x449/0x710 [ 6640.414847][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.414847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.414847][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.414847][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.414847][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.414847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.414847][ T10] [ 6640.416889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.416889][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.416889][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.416889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.416889][ T10] ip6_route_add+0x1c/0x140 [ 6640.416889][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6640.416889][ T10] addrconf_add_dev+0xe2/0x170 [ 6640.416889][ T10] inet6_addr_add+0x12f/0xa40 [ 6640.416889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.416889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.416889][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.416889][ T10] netlink_unicast+0x449/0x710 [ 6640.416889][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.416889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.416889][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.416889][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.416889][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.416889][ T10] [ 6640.418861][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.418861][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6640.418861][ T10] ipv6_find_idev+0x102/0x170 [ 6640.418861][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.418861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.418861][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.418861][ T10] netlink_unicast+0x449/0x710 [ 6640.418861][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.418861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.418861][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.418861][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.418861][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.418861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.418861][ T10] [ 6640.420408][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6640.420408][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6640.420408][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6640.420408][ T10] ipv6_find_idev+0x102/0x170 [ 6640.420408][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.420408][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.420408][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.420408][ T10] netlink_unicast+0x449/0x710 [ 6640.420408][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.420408][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.420408][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.420408][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.420408][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.420408][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.420408][ T10] [ 6640.422117][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6640.422401][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6640.422401][ T10] dst_init+0x84/0x4a0 [ 6640.422401][ T10] dst_alloc+0x97/0x150 [ 6640.422401][ T10] ip6_dst_alloc+0x23/0x90 [ 6640.422401][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6640.422401][ T10] ip6_pol_route+0x56f/0x840 [ 6640.422401][ T10] fib6_rule_lookup+0x456/0x630 [ 6640.422401][ T10] ip6_route_input+0x59c/0xa50 [ 6640.422401][ T10] ipv6_rcv+0x397/0x810 [ 6640.422401][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6640.422401][ T10] process_backlog+0x101/0x620 [ 6640.422401][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6640.422401][ T10] net_rx_action+0x495/0xbe0 [ 6640.422401][ T10] __do_softirq+0x1b5/0x7f6 [ 6640.422401][ T10] [ 6640.424042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.424042][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6640.424042][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6640.424042][ T10] fib6_nh_init+0xa22/0x1580 [ 6640.424042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.424042][ T10] ip6_route_add+0x1c/0x140 [ 6640.424042][ T10] inet6_rtm_newroute+0x104/0x110 [ 6640.424042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.424042][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.424042][ T10] netlink_unicast+0x449/0x710 [ 6640.424042][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.424042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.424042][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.424042][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.424042][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.424042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.424042][ T10] [ 6640.425931][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.425931][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.425931][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.425931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.425931][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6640.425931][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6640.425931][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6640.425931][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6640.425931][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6640.425931][ T10] addrconf_dad_begin+0x310/0x670 [ 6640.425931][ T10] addrconf_dad_work+0x10b/0xab0 [ 6640.425931][ T10] process_one_work+0x84d/0x18a0 [ 6640.425931][ T10] worker_thread+0x587/0xd30 [ 6640.425931][ T10] kthread+0x28a/0x350 [ 6640.425931][ T10] ret_from_fork+0x31/0x70 [ 6640.425931][ T10] ret_from_fork_asm+0x1a/0x30 [ 6640.425931][ T10] [ 6640.427848][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.427848][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.427848][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.427848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.427848][ T10] ip6_route_add+0x1c/0x140 [ 6640.427848][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6640.427848][ T10] inet6_addr_add+0x4f8/0xa40 [ 6640.427848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.427848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.427848][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.427848][ T10] netlink_unicast+0x449/0x710 [ 6640.427848][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.427848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.427848][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.427848][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.427848][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.427848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.427848][ T10] [ 6640.429862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.429862][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.429862][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.429862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.429862][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6640.429862][ T10] ipv6_add_addr+0x411/0x2000 [ 6640.429862][ T10] inet6_addr_add+0x30e/0xa40 [ 6640.429862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.429862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.429862][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.429862][ T10] netlink_unicast+0x449/0x710 [ 6640.429862][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.429862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.429862][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.429862][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.429862][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.429862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.429862][ T10] [ 6640.431859][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.431859][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.431859][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.431859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.431859][ T10] ip6_route_add+0x1c/0x140 [ 6640.431859][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6640.431859][ T10] addrconf_add_dev+0xe2/0x170 [ 6640.431859][ T10] inet6_addr_add+0x12f/0xa40 [ 6640.431859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.431859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.431859][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.431859][ T10] netlink_unicast+0x449/0x710 [ 6640.431859][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.431859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.431859][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.431859][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.431859][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.431859][ T10] [ 6640.433957][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.433957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6640.433957][ T10] ipv6_find_idev+0x102/0x170 [ 6640.433957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.433957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.433957][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.433957][ T10] netlink_unicast+0x449/0x710 [ 6640.433957][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.433957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.433957][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.433957][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.433957][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.433957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.433957][ T10] [ 6640.435757][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6640.435757][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6640.435757][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6640.435757][ T10] ipv6_find_idev+0x102/0x170 [ 6640.435757][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.435757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.435757][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.435757][ T10] netlink_unicast+0x449/0x710 [ 6640.435757][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.435757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.435757][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.435757][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.435757][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.435757][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.435757][ T10] [ 6640.437693][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6640.437965][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6640.437965][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.437965][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.437965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.437965][ T10] ip6_route_add+0x1c/0x140 [ 6640.437965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6640.437965][ T10] inet6_addr_add+0x4f8/0xa40 [ 6640.437965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.437965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.437965][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.437965][ T10] netlink_unicast+0x449/0x710 [ 6640.437965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.437965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.437965][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.437965][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.437965][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.437965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.437965][ T10] [ 6640.440216][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6640.440216][ T10] netdev_get_by_index+0x5e/0x80 [ 6640.440216][ T10] fib6_nh_init+0x3d8/0x1580 [ 6640.440216][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6640.440216][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6640.440216][ T10] ipv6_add_addr+0x411/0x2000 [ 6640.440216][ T10] inet6_addr_add+0x30e/0xa40 [ 6640.440216][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6640.440216][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.440216][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.440216][ T10] netlink_unicast+0x449/0x710 [ 6640.440216][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.440216][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.440216][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.440216][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.440216][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.440216][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.440216][ T10] [ 6640.442331][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6640.442331][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6640.442331][ T10] ipv6_find_idev+0x102/0x170 [ 6640.442331][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.442331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.442331][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.442331][ T10] netlink_unicast+0x449/0x710 [ 6640.442331][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.442331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.442331][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.442331][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.442331][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.442331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.442331][ T10] [ 6640.444013][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6640.444013][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6640.444013][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6640.444013][ T10] ipv6_find_idev+0x102/0x170 [ 6640.444013][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6640.444013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6640.444013][ T10] netlink_rcv_skb+0x130/0x360 [ 6640.444013][ T10] netlink_unicast+0x449/0x710 [ 6640.444013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6640.444013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6640.444013][ T10] ___sys_sendmsg+0xee/0x170 [ 6640.444013][ T10] __sys_sendmsg+0xcd/0x170 [ 6640.444013][ T10] do_syscall_64+0xc6/0x1e0 [ 6640.444013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6640.444013][ T10] [ 6650.686845][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6650.687285][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.687285][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6650.687285][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6650.687285][ T10] fib6_nh_init+0xa22/0x1580 [ 6650.687285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.687285][ T10] ip6_route_add+0x1c/0x140 [ 6650.687285][ T10] inet6_rtm_newroute+0x104/0x110 [ 6650.687285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.687285][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.687285][ T10] netlink_unicast+0x449/0x710 [ 6650.687285][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.687285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.687285][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.687285][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.687285][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.687285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.687285][ T10] [ 6650.689223][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.689223][ T10] dst_init+0x84/0x4a0 [ 6650.689223][ T10] dst_alloc+0x97/0x150 [ 6650.689223][ T10] ip6_dst_alloc+0x23/0x90 [ 6650.689223][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6650.689223][ T10] ip6_pol_route+0x56f/0x840 [ 6650.689223][ T10] fib6_rule_lookup+0x456/0x630 [ 6650.689223][ T10] ip6_route_input+0x59c/0xa50 [ 6650.689223][ T10] ipv6_rcv+0x397/0x810 [ 6650.689223][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6650.689223][ T10] process_backlog+0x101/0x620 [ 6650.689223][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6650.689223][ T10] net_rx_action+0x495/0xbe0 [ 6650.689223][ T10] __do_softirq+0x1b5/0x7f6 [ 6650.689223][ T10] [ 6650.690878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.690878][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.690878][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.690878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.690878][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6650.690878][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6650.690878][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6650.690878][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6650.690878][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6650.690878][ T10] addrconf_dad_begin+0x310/0x670 [ 6650.690878][ T10] addrconf_dad_work+0x10b/0xab0 [ 6650.690878][ T10] process_one_work+0x84d/0x18a0 [ 6650.690878][ T10] worker_thread+0x587/0xd30 [ 6650.690878][ T10] kthread+0x28a/0x350 [ 6650.690878][ T10] ret_from_fork+0x31/0x70 [ 6650.690878][ T10] ret_from_fork_asm+0x1a/0x30 [ 6650.690878][ T10] [ 6650.692823][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.692823][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.692823][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.692823][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.692823][ T10] ip6_route_add+0x1c/0x140 [ 6650.692823][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6650.692823][ T10] inet6_addr_add+0x4f8/0xa40 [ 6650.692823][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.692823][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.692823][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.692823][ T10] netlink_unicast+0x449/0x710 [ 6650.692823][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.692823][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.692823][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.692823][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.692823][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.692823][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.692823][ T10] [ 6650.694845][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.694845][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.694845][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.694845][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.694845][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6650.694845][ T10] ipv6_add_addr+0x411/0x2000 [ 6650.694845][ T10] inet6_addr_add+0x30e/0xa40 [ 6650.694845][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.694845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.694845][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.694845][ T10] netlink_unicast+0x449/0x710 [ 6650.694845][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.694845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.694845][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.694845][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.694845][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.694845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.694845][ T10] [ 6650.696855][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.696855][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.696855][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.696855][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.696855][ T10] ip6_route_add+0x1c/0x140 [ 6650.696855][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6650.696855][ T10] addrconf_add_dev+0xe2/0x170 [ 6650.696855][ T10] inet6_addr_add+0x12f/0xa40 [ 6650.696855][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.696855][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.696855][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.696855][ T10] netlink_unicast+0x449/0x710 [ 6650.696855][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.696855][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.696855][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.696855][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.696855][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.696855][ T10] [ 6650.698829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.698829][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6650.698829][ T10] ipv6_find_idev+0x102/0x170 [ 6650.698829][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.698829][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.698829][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.698829][ T10] netlink_unicast+0x449/0x710 [ 6650.698829][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.698829][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.698829][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.698829][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.698829][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.698829][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.698829][ T10] [ 6650.700370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6650.700370][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6650.700370][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6650.700370][ T10] ipv6_find_idev+0x102/0x170 [ 6650.700370][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.700370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.700370][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.700370][ T10] netlink_unicast+0x449/0x710 [ 6650.700370][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.700370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.700370][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.700370][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.700370][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.700370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.700370][ T10] [ 6650.702079][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6650.702360][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6650.702360][ T10] dst_init+0x84/0x4a0 [ 6650.702360][ T10] dst_alloc+0x97/0x150 [ 6650.702360][ T10] ip6_dst_alloc+0x23/0x90 [ 6650.702360][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6650.702360][ T10] ip6_pol_route+0x56f/0x840 [ 6650.702360][ T10] fib6_rule_lookup+0x456/0x630 [ 6650.702360][ T10] ip6_route_input+0x59c/0xa50 [ 6650.702360][ T10] ipv6_rcv+0x397/0x810 [ 6650.702360][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6650.702360][ T10] process_backlog+0x101/0x620 [ 6650.702360][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6650.702360][ T10] net_rx_action+0x495/0xbe0 [ 6650.702360][ T10] __do_softirq+0x1b5/0x7f6 [ 6650.702360][ T10] [ 6650.704031][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.704031][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6650.704031][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6650.704031][ T10] fib6_nh_init+0xa22/0x1580 [ 6650.704031][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.704031][ T10] ip6_route_add+0x1c/0x140 [ 6650.704031][ T10] inet6_rtm_newroute+0x104/0x110 [ 6650.704031][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.704031][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.704031][ T10] netlink_unicast+0x449/0x710 [ 6650.704031][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.704031][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.704031][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.704031][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.704031][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.704031][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.704031][ T10] [ 6650.705963][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.705963][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.705963][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.705963][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.705963][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6650.705963][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6650.705963][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6650.705963][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6650.705963][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6650.705963][ T10] addrconf_dad_begin+0x310/0x670 [ 6650.705963][ T10] addrconf_dad_work+0x10b/0xab0 [ 6650.705963][ T10] process_one_work+0x84d/0x18a0 [ 6650.705963][ T10] worker_thread+0x587/0xd30 [ 6650.705963][ T10] kthread+0x28a/0x350 [ 6650.705963][ T10] ret_from_fork+0x31/0x70 [ 6650.705963][ T10] ret_from_fork_asm+0x1a/0x30 [ 6650.705963][ T10] [ 6650.707906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.707906][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.707906][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.707906][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.707906][ T10] ip6_route_add+0x1c/0x140 [ 6650.707906][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6650.707906][ T10] inet6_addr_add+0x4f8/0xa40 [ 6650.707906][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.707906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.707906][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.707906][ T10] netlink_unicast+0x449/0x710 [ 6650.707906][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.707906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.707906][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.707906][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.707906][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.707906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.707906][ T10] [ 6650.709932][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.709932][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.709932][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.709932][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.709932][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6650.709932][ T10] ipv6_add_addr+0x411/0x2000 [ 6650.709932][ T10] inet6_addr_add+0x30e/0xa40 [ 6650.709932][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.709932][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.709932][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.709932][ T10] netlink_unicast+0x449/0x710 [ 6650.709932][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.709932][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.709932][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.709932][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.709932][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.709932][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.709932][ T10] [ 6650.711959][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.711959][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.711959][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.711959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.711959][ T10] ip6_route_add+0x1c/0x140 [ 6650.711959][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6650.711959][ T10] addrconf_add_dev+0xe2/0x170 [ 6650.711959][ T10] inet6_addr_add+0x12f/0xa40 [ 6650.711959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.711959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.711959][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.711959][ T10] netlink_unicast+0x449/0x710 [ 6650.711959][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.711959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.711959][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.711959][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.711959][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.711959][ T10] [ 6650.714069][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.714069][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6650.714069][ T10] ipv6_find_idev+0x102/0x170 [ 6650.714069][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.714069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.714069][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.714069][ T10] netlink_unicast+0x449/0x710 [ 6650.714069][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.714069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.714069][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.714069][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.714069][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.714069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.714069][ T10] [ 6650.715820][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6650.715820][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6650.715820][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6650.715820][ T10] ipv6_find_idev+0x102/0x170 [ 6650.715820][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.715820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.715820][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.715820][ T10] netlink_unicast+0x449/0x710 [ 6650.715820][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.715820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.715820][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.715820][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.715820][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.715820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.715820][ T10] [ 6650.717837][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6650.718087][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6650.718087][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.718087][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.718087][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.718087][ T10] ip6_route_add+0x1c/0x140 [ 6650.718087][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6650.718087][ T10] inet6_addr_add+0x4f8/0xa40 [ 6650.718087][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.718087][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.718087][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.718087][ T10] netlink_unicast+0x449/0x710 [ 6650.718087][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.718087][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.718087][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.718087][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.718087][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.718087][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.718087][ T10] [ 6650.720366][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6650.720366][ T10] netdev_get_by_index+0x5e/0x80 [ 6650.720366][ T10] fib6_nh_init+0x3d8/0x1580 [ 6650.720366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6650.720366][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6650.720366][ T10] ipv6_add_addr+0x411/0x2000 [ 6650.720366][ T10] inet6_addr_add+0x30e/0xa40 [ 6650.720366][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6650.720366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.720366][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.720366][ T10] netlink_unicast+0x449/0x710 [ 6650.720366][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.720366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.720366][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.720366][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.720366][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.720366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.720366][ T10] [ 6650.722616][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6650.722616][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6650.722616][ T10] ipv6_find_idev+0x102/0x170 [ 6650.722616][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.722616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.722616][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.722616][ T10] netlink_unicast+0x449/0x710 [ 6650.722616][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.722616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.722616][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.722616][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.722616][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.722616][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.722616][ T10] [ 6650.724339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6650.724339][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6650.724339][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6650.724339][ T10] ipv6_find_idev+0x102/0x170 [ 6650.724339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6650.724339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6650.724339][ T10] netlink_rcv_skb+0x130/0x360 [ 6650.724339][ T10] netlink_unicast+0x449/0x710 [ 6650.724339][ T10] netlink_sendmsg+0x723/0xbe0 [ 6650.724339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6650.724339][ T10] ___sys_sendmsg+0xee/0x170 [ 6650.724339][ T10] __sys_sendmsg+0xcd/0x170 [ 6650.724339][ T10] do_syscall_64+0xc6/0x1e0 [ 6650.724339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6650.724339][ T10] [ 6660.966841][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6660.967281][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.967281][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6660.967281][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6660.967281][ T10] fib6_nh_init+0xa22/0x1580 [ 6660.967281][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.967281][ T10] ip6_route_add+0x1c/0x140 [ 6660.967281][ T10] inet6_rtm_newroute+0x104/0x110 [ 6660.967281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.967281][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.967281][ T10] netlink_unicast+0x449/0x710 [ 6660.967281][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.967281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.967281][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.967281][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.967281][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.967281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.967281][ T10] [ 6660.969202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.969202][ T10] dst_init+0x84/0x4a0 [ 6660.969202][ T10] dst_alloc+0x97/0x150 [ 6660.969202][ T10] ip6_dst_alloc+0x23/0x90 [ 6660.969202][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6660.969202][ T10] ip6_pol_route+0x56f/0x840 [ 6660.969202][ T10] fib6_rule_lookup+0x456/0x630 [ 6660.969202][ T10] ip6_route_input+0x59c/0xa50 [ 6660.969202][ T10] ipv6_rcv+0x397/0x810 [ 6660.969202][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6660.969202][ T10] process_backlog+0x101/0x620 [ 6660.969202][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6660.969202][ T10] net_rx_action+0x495/0xbe0 [ 6660.969202][ T10] __do_softirq+0x1b5/0x7f6 [ 6660.969202][ T10] [ 6660.970862][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.970862][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.970862][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.970862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.970862][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6660.970862][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6660.970862][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6660.970862][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6660.970862][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6660.970862][ T10] addrconf_dad_begin+0x310/0x670 [ 6660.970862][ T10] addrconf_dad_work+0x10b/0xab0 [ 6660.970862][ T10] process_one_work+0x84d/0x18a0 [ 6660.970862][ T10] worker_thread+0x587/0xd30 [ 6660.970862][ T10] kthread+0x28a/0x350 [ 6660.970862][ T10] ret_from_fork+0x31/0x70 [ 6660.970862][ T10] ret_from_fork_asm+0x1a/0x30 [ 6660.970862][ T10] [ 6660.972789][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.972789][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.972789][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.972789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.972789][ T10] ip6_route_add+0x1c/0x140 [ 6660.972789][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6660.972789][ T10] inet6_addr_add+0x4f8/0xa40 [ 6660.972789][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.972789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.972789][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.972789][ T10] netlink_unicast+0x449/0x710 [ 6660.972789][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.972789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.972789][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.972789][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.972789][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.972789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.972789][ T10] [ 6660.974813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.974813][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.974813][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.974813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.974813][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6660.974813][ T10] ipv6_add_addr+0x411/0x2000 [ 6660.974813][ T10] inet6_addr_add+0x30e/0xa40 [ 6660.974813][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.974813][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.974813][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.974813][ T10] netlink_unicast+0x449/0x710 [ 6660.974813][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.974813][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.974813][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.974813][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.974813][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.974813][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.974813][ T10] [ 6660.976832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.976832][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.976832][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.976832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.976832][ T10] ip6_route_add+0x1c/0x140 [ 6660.976832][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6660.976832][ T10] addrconf_add_dev+0xe2/0x170 [ 6660.976832][ T10] inet6_addr_add+0x12f/0xa40 [ 6660.976832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.976832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.976832][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.976832][ T10] netlink_unicast+0x449/0x710 [ 6660.976832][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.976832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.976832][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.976832][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.976832][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.976832][ T10] [ 6660.978812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.978812][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6660.978812][ T10] ipv6_find_idev+0x102/0x170 [ 6660.978812][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6660.978812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.978812][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.978812][ T10] netlink_unicast+0x449/0x710 [ 6660.978812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.978812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.978812][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.978812][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.978812][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.978812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.978812][ T10] [ 6660.980367][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6660.980367][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6660.980367][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6660.980367][ T10] ipv6_find_idev+0x102/0x170 [ 6660.980367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6660.980367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.980367][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.980367][ T10] netlink_unicast+0x449/0x710 [ 6660.980367][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.980367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.980367][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.980367][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.980367][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.980367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.980367][ T10] [ 6660.982612][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6660.982918][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6660.982918][ T10] dst_init+0x84/0x4a0 [ 6660.982918][ T10] dst_alloc+0x97/0x150 [ 6660.982918][ T10] ip6_dst_alloc+0x23/0x90 [ 6660.982918][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6660.982918][ T10] ip6_pol_route+0x56f/0x840 [ 6660.982918][ T10] fib6_rule_lookup+0x456/0x630 [ 6660.982918][ T10] ip6_route_input+0x59c/0xa50 [ 6660.982918][ T10] ipv6_rcv+0x397/0x810 [ 6660.982918][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6660.982918][ T10] process_backlog+0x101/0x620 [ 6660.982918][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6660.982918][ T10] net_rx_action+0x495/0xbe0 [ 6660.982918][ T10] __do_softirq+0x1b5/0x7f6 [ 6660.982918][ T10] [ 6660.984575][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.984575][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6660.984575][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6660.984575][ T10] fib6_nh_init+0xa22/0x1580 [ 6660.984575][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.984575][ T10] ip6_route_add+0x1c/0x140 [ 6660.984575][ T10] inet6_rtm_newroute+0x104/0x110 [ 6660.984575][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.984575][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.984575][ T10] netlink_unicast+0x449/0x710 [ 6660.984575][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.984575][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.984575][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.984575][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.984575][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.984575][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.984575][ T10] [ 6660.986464][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.986464][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.986464][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.986464][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.986464][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6660.986464][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6660.986464][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6660.986464][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6660.986464][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6660.986464][ T10] addrconf_dad_begin+0x310/0x670 [ 6660.986464][ T10] addrconf_dad_work+0x10b/0xab0 [ 6660.986464][ T10] process_one_work+0x84d/0x18a0 [ 6660.986464][ T10] worker_thread+0x587/0xd30 [ 6660.986464][ T10] kthread+0x28a/0x350 [ 6660.986464][ T10] ret_from_fork+0x31/0x70 [ 6660.986464][ T10] ret_from_fork_asm+0x1a/0x30 [ 6660.986464][ T10] [ 6660.988375][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.988375][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.988375][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.988375][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.988375][ T10] ip6_route_add+0x1c/0x140 [ 6660.988375][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6660.988375][ T10] inet6_addr_add+0x4f8/0xa40 [ 6660.988375][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.988375][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.988375][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.988375][ T10] netlink_unicast+0x449/0x710 [ 6660.988375][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.988375][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.988375][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.988375][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.988375][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.988375][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.988375][ T10] [ 6660.990439][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.990439][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.990439][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.990439][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.990439][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6660.990439][ T10] ipv6_add_addr+0x411/0x2000 [ 6660.990439][ T10] inet6_addr_add+0x30e/0xa40 [ 6660.990439][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.990439][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.990439][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.990439][ T10] netlink_unicast+0x449/0x710 [ 6660.990439][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.990439][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.990439][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.990439][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.990439][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.990439][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.990439][ T10] [ 6660.992456][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.992456][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.992456][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.992456][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.992456][ T10] ip6_route_add+0x1c/0x140 [ 6660.992456][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6660.992456][ T10] addrconf_add_dev+0xe2/0x170 [ 6660.992456][ T10] inet6_addr_add+0x12f/0xa40 [ 6660.992456][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.992456][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.992456][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.992456][ T10] netlink_unicast+0x449/0x710 [ 6660.992456][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.992456][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.992456][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.992456][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.992456][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.992456][ T10] [ 6660.994574][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.994574][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6660.994574][ T10] ipv6_find_idev+0x102/0x170 [ 6660.994574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6660.994574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.994574][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.994574][ T10] netlink_unicast+0x449/0x710 [ 6660.994574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.994574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.994574][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.994574][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.994574][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.994574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.994574][ T10] [ 6660.996393][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6660.996393][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6660.996393][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6660.996393][ T10] ipv6_find_idev+0x102/0x170 [ 6660.996393][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6660.996393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.996393][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.996393][ T10] netlink_unicast+0x449/0x710 [ 6660.996393][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.996393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.996393][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.996393][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.996393][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.996393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.996393][ T10] [ 6660.998334][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6660.998586][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6660.998586][ T10] netdev_get_by_index+0x5e/0x80 [ 6660.998586][ T10] fib6_nh_init+0x3d8/0x1580 [ 6660.998586][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6660.998586][ T10] ip6_route_add+0x1c/0x140 [ 6660.998586][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6660.998586][ T10] inet6_addr_add+0x4f8/0xa40 [ 6660.998586][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6660.998586][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6660.998586][ T10] netlink_rcv_skb+0x130/0x360 [ 6660.998586][ T10] netlink_unicast+0x449/0x710 [ 6660.998586][ T10] netlink_sendmsg+0x723/0xbe0 [ 6660.998586][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6660.998586][ T10] ___sys_sendmsg+0xee/0x170 [ 6660.998586][ T10] __sys_sendmsg+0xcd/0x170 [ 6660.998586][ T10] do_syscall_64+0xc6/0x1e0 [ 6660.998586][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6660.998586][ T10] [ 6661.000858][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6661.000858][ T10] netdev_get_by_index+0x5e/0x80 [ 6661.000858][ T10] fib6_nh_init+0x3d8/0x1580 [ 6661.000858][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6661.000858][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6661.000858][ T10] ipv6_add_addr+0x411/0x2000 [ 6661.000858][ T10] inet6_addr_add+0x30e/0xa40 [ 6661.000858][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6661.000858][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6661.000858][ T10] netlink_rcv_skb+0x130/0x360 [ 6661.000858][ T10] netlink_unicast+0x449/0x710 [ 6661.000858][ T10] netlink_sendmsg+0x723/0xbe0 [ 6661.000858][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6661.000858][ T10] ___sys_sendmsg+0xee/0x170 [ 6661.000858][ T10] __sys_sendmsg+0xcd/0x170 [ 6661.000858][ T10] do_syscall_64+0xc6/0x1e0 [ 6661.000858][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6661.000858][ T10] [ 6661.003050][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6661.003050][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6661.003050][ T10] ipv6_find_idev+0x102/0x170 [ 6661.003050][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6661.003050][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6661.003050][ T10] netlink_rcv_skb+0x130/0x360 [ 6661.003050][ T10] netlink_unicast+0x449/0x710 [ 6661.003050][ T10] netlink_sendmsg+0x723/0xbe0 [ 6661.003050][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6661.003050][ T10] ___sys_sendmsg+0xee/0x170 [ 6661.003050][ T10] __sys_sendmsg+0xcd/0x170 [ 6661.003050][ T10] do_syscall_64+0xc6/0x1e0 [ 6661.003050][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6661.003050][ T10] [ 6661.004859][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6661.004859][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6661.004859][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6661.004859][ T10] ipv6_find_idev+0x102/0x170 [ 6661.004859][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6661.004859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6661.004859][ T10] netlink_rcv_skb+0x130/0x360 [ 6661.004859][ T10] netlink_unicast+0x449/0x710 [ 6661.004859][ T10] netlink_sendmsg+0x723/0xbe0 [ 6661.004859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6661.004859][ T10] ___sys_sendmsg+0xee/0x170 [ 6661.004859][ T10] __sys_sendmsg+0xcd/0x170 [ 6661.004859][ T10] do_syscall_64+0xc6/0x1e0 [ 6661.004859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6661.004859][ T10] [ 6671.246860][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6671.247308][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.247308][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6671.247308][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6671.247308][ T10] fib6_nh_init+0xa22/0x1580 [ 6671.247308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.247308][ T10] ip6_route_add+0x1c/0x140 [ 6671.247308][ T10] inet6_rtm_newroute+0x104/0x110 [ 6671.247308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.247308][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.247308][ T10] netlink_unicast+0x449/0x710 [ 6671.247308][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.247308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.247308][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.247308][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.247308][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.247308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.247308][ T10] [ 6671.249257][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.249257][ T10] dst_init+0x84/0x4a0 [ 6671.249257][ T10] dst_alloc+0x97/0x150 [ 6671.249257][ T10] ip6_dst_alloc+0x23/0x90 [ 6671.249257][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6671.249257][ T10] ip6_pol_route+0x56f/0x840 [ 6671.249257][ T10] fib6_rule_lookup+0x456/0x630 [ 6671.249257][ T10] ip6_route_input+0x59c/0xa50 [ 6671.249257][ T10] ipv6_rcv+0x397/0x810 [ 6671.249257][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6671.249257][ T10] process_backlog+0x101/0x620 [ 6671.249257][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6671.249257][ T10] net_rx_action+0x495/0xbe0 [ 6671.249257][ T10] __do_softirq+0x1b5/0x7f6 [ 6671.249257][ T10] [ 6671.250923][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.250923][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.250923][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.250923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.250923][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6671.250923][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6671.250923][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6671.250923][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6671.250923][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6671.250923][ T10] addrconf_dad_begin+0x310/0x670 [ 6671.250923][ T10] addrconf_dad_work+0x10b/0xab0 [ 6671.250923][ T10] process_one_work+0x84d/0x18a0 [ 6671.250923][ T10] worker_thread+0x587/0xd30 [ 6671.250923][ T10] kthread+0x28a/0x350 [ 6671.250923][ T10] ret_from_fork+0x31/0x70 [ 6671.250923][ T10] ret_from_fork_asm+0x1a/0x30 [ 6671.250923][ T10] [ 6671.252859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.252859][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.252859][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.252859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.252859][ T10] ip6_route_add+0x1c/0x140 [ 6671.252859][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6671.252859][ T10] inet6_addr_add+0x4f8/0xa40 [ 6671.252859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.252859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.252859][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.252859][ T10] netlink_unicast+0x449/0x710 [ 6671.252859][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.252859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.252859][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.252859][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.252859][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.252859][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.252859][ T10] [ 6671.254888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.254888][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.254888][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.254888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.254888][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6671.254888][ T10] ipv6_add_addr+0x411/0x2000 [ 6671.254888][ T10] inet6_addr_add+0x30e/0xa40 [ 6671.254888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.254888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.254888][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.254888][ T10] netlink_unicast+0x449/0x710 [ 6671.254888][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.254888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.254888][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.254888][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.254888][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.254888][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.254888][ T10] [ 6671.256916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.256916][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.256916][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.256916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.256916][ T10] ip6_route_add+0x1c/0x140 [ 6671.256916][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6671.256916][ T10] addrconf_add_dev+0xe2/0x170 [ 6671.256916][ T10] inet6_addr_add+0x12f/0xa40 [ 6671.256916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.256916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.256916][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.256916][ T10] netlink_unicast+0x449/0x710 [ 6671.256916][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.256916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.256916][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.256916][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.256916][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.256916][ T10] [ 6671.258907][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.258907][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6671.258907][ T10] ipv6_find_idev+0x102/0x170 [ 6671.258907][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.258907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.258907][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.258907][ T10] netlink_unicast+0x449/0x710 [ 6671.258907][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.258907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.258907][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.258907][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.258907][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.258907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.258907][ T10] [ 6671.260466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6671.260466][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6671.260466][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6671.260466][ T10] ipv6_find_idev+0x102/0x170 [ 6671.260466][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.260466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.260466][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.260466][ T10] netlink_unicast+0x449/0x710 [ 6671.260466][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.260466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.260466][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.260466][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.260466][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.260466][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.260466][ T10] [ 6671.262174][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6671.262454][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6671.262454][ T10] dst_init+0x84/0x4a0 [ 6671.262454][ T10] dst_alloc+0x97/0x150 [ 6671.262454][ T10] ip6_dst_alloc+0x23/0x90 [ 6671.262454][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6671.262454][ T10] ip6_pol_route+0x56f/0x840 [ 6671.262454][ T10] fib6_rule_lookup+0x456/0x630 [ 6671.262454][ T10] ip6_route_input+0x59c/0xa50 [ 6671.262454][ T10] ipv6_rcv+0x397/0x810 [ 6671.262454][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6671.262454][ T10] process_backlog+0x101/0x620 [ 6671.262454][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6671.262454][ T10] net_rx_action+0x495/0xbe0 [ 6671.262454][ T10] __do_softirq+0x1b5/0x7f6 [ 6671.262454][ T10] [ 6671.264124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.264124][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6671.264124][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6671.264124][ T10] fib6_nh_init+0xa22/0x1580 [ 6671.264124][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.264124][ T10] ip6_route_add+0x1c/0x140 [ 6671.264124][ T10] inet6_rtm_newroute+0x104/0x110 [ 6671.264124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.264124][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.264124][ T10] netlink_unicast+0x449/0x710 [ 6671.264124][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.264124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.264124][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.264124][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.264124][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.264124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.264124][ T10] [ 6671.266042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.266042][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.266042][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.266042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.266042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6671.266042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6671.266042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6671.266042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6671.266042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6671.266042][ T10] addrconf_dad_begin+0x310/0x670 [ 6671.266042][ T10] addrconf_dad_work+0x10b/0xab0 [ 6671.266042][ T10] process_one_work+0x84d/0x18a0 [ 6671.266042][ T10] worker_thread+0x587/0xd30 [ 6671.266042][ T10] kthread+0x28a/0x350 [ 6671.266042][ T10] ret_from_fork+0x31/0x70 [ 6671.266042][ T10] ret_from_fork_asm+0x1a/0x30 [ 6671.266042][ T10] [ 6671.267983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.267983][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.267983][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.267983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.267983][ T10] ip6_route_add+0x1c/0x140 [ 6671.267983][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6671.267983][ T10] inet6_addr_add+0x4f8/0xa40 [ 6671.267983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.267983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.267983][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.267983][ T10] netlink_unicast+0x449/0x710 [ 6671.267983][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.267983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.267983][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.267983][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.267983][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.267983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.267983][ T10] [ 6671.270011][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.270011][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.270011][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.270011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.270011][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6671.270011][ T10] ipv6_add_addr+0x411/0x2000 [ 6671.270011][ T10] inet6_addr_add+0x30e/0xa40 [ 6671.270011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.270011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.270011][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.270011][ T10] netlink_unicast+0x449/0x710 [ 6671.270011][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.270011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.270011][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.270011][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.270011][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.270011][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.270011][ T10] [ 6671.272038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.272038][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.272038][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.272038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.272038][ T10] ip6_route_add+0x1c/0x140 [ 6671.272038][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6671.272038][ T10] addrconf_add_dev+0xe2/0x170 [ 6671.272038][ T10] inet6_addr_add+0x12f/0xa40 [ 6671.272038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.272038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.272038][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.272038][ T10] netlink_unicast+0x449/0x710 [ 6671.272038][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.272038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.272038][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.272038][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.272038][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.272038][ T10] [ 6671.274158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.274158][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6671.274158][ T10] ipv6_find_idev+0x102/0x170 [ 6671.274158][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.274158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.274158][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.274158][ T10] netlink_unicast+0x449/0x710 [ 6671.274158][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.274158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.274158][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.274158][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.274158][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.274158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.274158][ T10] [ 6671.275906][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6671.275906][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6671.275906][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6671.275906][ T10] ipv6_find_idev+0x102/0x170 [ 6671.275906][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.275906][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.275906][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.275906][ T10] netlink_unicast+0x449/0x710 [ 6671.275906][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.275906][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.275906][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.275906][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.275906][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.275906][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.275906][ T10] [ 6671.277910][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6671.278151][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6671.278151][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.278151][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.278151][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.278151][ T10] ip6_route_add+0x1c/0x140 [ 6671.278151][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6671.278151][ T10] inet6_addr_add+0x4f8/0xa40 [ 6671.278151][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.278151][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.278151][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.278151][ T10] netlink_unicast+0x449/0x710 [ 6671.278151][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.278151][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.278151][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.278151][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.278151][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.278151][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.278151][ T10] [ 6671.280430][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6671.280430][ T10] netdev_get_by_index+0x5e/0x80 [ 6671.280430][ T10] fib6_nh_init+0x3d8/0x1580 [ 6671.280430][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6671.280430][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6671.280430][ T10] ipv6_add_addr+0x411/0x2000 [ 6671.280430][ T10] inet6_addr_add+0x30e/0xa40 [ 6671.280430][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6671.280430][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.280430][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.280430][ T10] netlink_unicast+0x449/0x710 [ 6671.280430][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.280430][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.280430][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.280430][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.280430][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.280430][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.280430][ T10] [ 6671.282692][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6671.282692][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6671.282692][ T10] ipv6_find_idev+0x102/0x170 [ 6671.282692][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.282692][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.282692][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.282692][ T10] netlink_unicast+0x449/0x710 [ 6671.282692][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.282692][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.282692][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.282692][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.282692][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.282692][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.282692][ T10] [ 6671.284440][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6671.284440][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6671.284440][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6671.284440][ T10] ipv6_find_idev+0x102/0x170 [ 6671.284440][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6671.284440][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6671.284440][ T10] netlink_rcv_skb+0x130/0x360 [ 6671.284440][ T10] netlink_unicast+0x449/0x710 [ 6671.284440][ T10] netlink_sendmsg+0x723/0xbe0 [ 6671.284440][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6671.284440][ T10] ___sys_sendmsg+0xee/0x170 [ 6671.284440][ T10] __sys_sendmsg+0xcd/0x170 [ 6671.284440][ T10] do_syscall_64+0xc6/0x1e0 [ 6671.284440][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6671.284440][ T10] [ 6681.526853][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6681.527233][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.527233][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6681.527233][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6681.527233][ T10] fib6_nh_init+0xa22/0x1580 [ 6681.527233][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.527233][ T10] ip6_route_add+0x1c/0x140 [ 6681.527233][ T10] inet6_rtm_newroute+0x104/0x110 [ 6681.527233][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.527233][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.527233][ T10] netlink_unicast+0x449/0x710 [ 6681.527233][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.527233][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.527233][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.527233][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.527233][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.527233][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.527233][ T10] [ 6681.529160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.529160][ T10] dst_init+0x84/0x4a0 [ 6681.529160][ T10] dst_alloc+0x97/0x150 [ 6681.529160][ T10] ip6_dst_alloc+0x23/0x90 [ 6681.529160][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6681.529160][ T10] ip6_pol_route+0x56f/0x840 [ 6681.529160][ T10] fib6_rule_lookup+0x456/0x630 [ 6681.529160][ T10] ip6_route_input+0x59c/0xa50 [ 6681.529160][ T10] ipv6_rcv+0x397/0x810 [ 6681.529160][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6681.529160][ T10] process_backlog+0x101/0x620 [ 6681.529160][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6681.529160][ T10] net_rx_action+0x495/0xbe0 [ 6681.529160][ T10] __do_softirq+0x1b5/0x7f6 [ 6681.529160][ T10] [ 6681.530830][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.530830][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.530830][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.530830][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.530830][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6681.530830][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6681.530830][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6681.530830][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6681.530830][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6681.530830][ T10] addrconf_dad_begin+0x310/0x670 [ 6681.530830][ T10] addrconf_dad_work+0x10b/0xab0 [ 6681.530830][ T10] process_one_work+0x84d/0x18a0 [ 6681.530830][ T10] worker_thread+0x587/0xd30 [ 6681.530830][ T10] kthread+0x28a/0x350 [ 6681.530830][ T10] ret_from_fork+0x31/0x70 [ 6681.530830][ T10] ret_from_fork_asm+0x1a/0x30 [ 6681.530830][ T10] [ 6681.532776][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.532776][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.532776][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.532776][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.532776][ T10] ip6_route_add+0x1c/0x140 [ 6681.532776][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6681.532776][ T10] inet6_addr_add+0x4f8/0xa40 [ 6681.532776][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.532776][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.532776][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.532776][ T10] netlink_unicast+0x449/0x710 [ 6681.532776][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.532776][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.532776][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.532776][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.532776][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.532776][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.532776][ T10] [ 6681.534800][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.534800][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.534800][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.534800][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.534800][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6681.534800][ T10] ipv6_add_addr+0x411/0x2000 [ 6681.534800][ T10] inet6_addr_add+0x30e/0xa40 [ 6681.534800][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.534800][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.534800][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.534800][ T10] netlink_unicast+0x449/0x710 [ 6681.534800][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.534800][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.534800][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.534800][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.534800][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.534800][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.534800][ T10] [ 6681.536817][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.536817][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.536817][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.536817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.536817][ T10] ip6_route_add+0x1c/0x140 [ 6681.536817][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6681.536817][ T10] addrconf_add_dev+0xe2/0x170 [ 6681.536817][ T10] inet6_addr_add+0x12f/0xa40 [ 6681.536817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.536817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.536817][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.536817][ T10] netlink_unicast+0x449/0x710 [ 6681.536817][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.536817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.536817][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.536817][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.536817][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.536817][ T10] [ 6681.538793][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.538793][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6681.538793][ T10] ipv6_find_idev+0x102/0x170 [ 6681.538793][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.538793][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.538793][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.538793][ T10] netlink_unicast+0x449/0x710 [ 6681.538793][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.538793][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.538793][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.538793][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.538793][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.538793][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.538793][ T10] [ 6681.540363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6681.540363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6681.540363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6681.540363][ T10] ipv6_find_idev+0x102/0x170 [ 6681.540363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.540363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.540363][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.540363][ T10] netlink_unicast+0x449/0x710 [ 6681.540363][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.540363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.540363][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.540363][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.540363][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.540363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.540363][ T10] [ 6681.542067][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6681.542351][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6681.542351][ T10] dst_init+0x84/0x4a0 [ 6681.542351][ T10] dst_alloc+0x97/0x150 [ 6681.542351][ T10] ip6_dst_alloc+0x23/0x90 [ 6681.542351][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6681.542351][ T10] ip6_pol_route+0x56f/0x840 [ 6681.542351][ T10] fib6_rule_lookup+0x456/0x630 [ 6681.542351][ T10] ip6_route_input+0x59c/0xa50 [ 6681.542351][ T10] ipv6_rcv+0x397/0x810 [ 6681.542351][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6681.542351][ T10] process_backlog+0x101/0x620 [ 6681.542351][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6681.542351][ T10] net_rx_action+0x495/0xbe0 [ 6681.542351][ T10] __do_softirq+0x1b5/0x7f6 [ 6681.542351][ T10] [ 6681.544006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.544006][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6681.544006][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6681.544006][ T10] fib6_nh_init+0xa22/0x1580 [ 6681.544006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.544006][ T10] ip6_route_add+0x1c/0x140 [ 6681.544006][ T10] inet6_rtm_newroute+0x104/0x110 [ 6681.544006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.544006][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.544006][ T10] netlink_unicast+0x449/0x710 [ 6681.544006][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.544006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.544006][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.544006][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.544006][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.544006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.544006][ T10] [ 6681.545916][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.545916][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.545916][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.545916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.545916][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6681.545916][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6681.545916][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6681.545916][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6681.545916][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6681.545916][ T10] addrconf_dad_begin+0x310/0x670 [ 6681.545916][ T10] addrconf_dad_work+0x10b/0xab0 [ 6681.545916][ T10] process_one_work+0x84d/0x18a0 [ 6681.545916][ T10] worker_thread+0x587/0xd30 [ 6681.545916][ T10] kthread+0x28a/0x350 [ 6681.545916][ T10] ret_from_fork+0x31/0x70 [ 6681.545916][ T10] ret_from_fork_asm+0x1a/0x30 [ 6681.545916][ T10] [ 6681.547840][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.547840][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.547840][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.547840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.547840][ T10] ip6_route_add+0x1c/0x140 [ 6681.547840][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6681.547840][ T10] inet6_addr_add+0x4f8/0xa40 [ 6681.547840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.547840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.547840][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.547840][ T10] netlink_unicast+0x449/0x710 [ 6681.547840][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.547840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.547840][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.547840][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.547840][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.547840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.547840][ T10] [ 6681.549864][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.549864][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.549864][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.549864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.549864][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6681.549864][ T10] ipv6_add_addr+0x411/0x2000 [ 6681.549864][ T10] inet6_addr_add+0x30e/0xa40 [ 6681.549864][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.549864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.549864][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.549864][ T10] netlink_unicast+0x449/0x710 [ 6681.549864][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.549864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.549864][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.549864][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.549864][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.549864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.549864][ T10] [ 6681.551875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.551875][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.551875][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.551875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.551875][ T10] ip6_route_add+0x1c/0x140 [ 6681.551875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6681.551875][ T10] addrconf_add_dev+0xe2/0x170 [ 6681.551875][ T10] inet6_addr_add+0x12f/0xa40 [ 6681.551875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.551875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.551875][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.551875][ T10] netlink_unicast+0x449/0x710 [ 6681.551875][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.551875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.551875][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.551875][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.551875][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.551875][ T10] [ 6681.553923][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.553923][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6681.553923][ T10] ipv6_find_idev+0x102/0x170 [ 6681.553923][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.553923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.553923][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.553923][ T10] netlink_unicast+0x449/0x710 [ 6681.553923][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.553923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.553923][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.553923][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.553923][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.553923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.553923][ T10] [ 6681.555610][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6681.555610][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6681.555610][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6681.555610][ T10] ipv6_find_idev+0x102/0x170 [ 6681.555610][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.555610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.555610][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.555610][ T10] netlink_unicast+0x449/0x710 [ 6681.555610][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.555610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.555610][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.555610][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.555610][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.555610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.555610][ T10] [ 6681.557438][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6681.557698][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6681.557698][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.557698][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.557698][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.557698][ T10] ip6_route_add+0x1c/0x140 [ 6681.557698][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6681.557698][ T10] inet6_addr_add+0x4f8/0xa40 [ 6681.557698][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.557698][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.557698][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.557698][ T10] netlink_unicast+0x449/0x710 [ 6681.557698][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.557698][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.557698][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.557698][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.557698][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.557698][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.557698][ T10] [ 6681.559847][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6681.559847][ T10] netdev_get_by_index+0x5e/0x80 [ 6681.559847][ T10] fib6_nh_init+0x3d8/0x1580 [ 6681.559847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6681.559847][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6681.559847][ T10] ipv6_add_addr+0x411/0x2000 [ 6681.559847][ T10] inet6_addr_add+0x30e/0xa40 [ 6681.559847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6681.559847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.559847][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.559847][ T10] netlink_unicast+0x449/0x710 [ 6681.559847][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.559847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.559847][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.559847][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.559847][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.559847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.559847][ T10] [ 6681.561981][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6681.561981][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6681.561981][ T10] ipv6_find_idev+0x102/0x170 [ 6681.561981][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.561981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.561981][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.561981][ T10] netlink_unicast+0x449/0x710 [ 6681.561981][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.561981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.561981][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.561981][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.561981][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.561981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.561981][ T10] [ 6681.563726][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6681.563726][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6681.563726][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6681.563726][ T10] ipv6_find_idev+0x102/0x170 [ 6681.563726][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6681.563726][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6681.563726][ T10] netlink_rcv_skb+0x130/0x360 [ 6681.563726][ T10] netlink_unicast+0x449/0x710 [ 6681.563726][ T10] netlink_sendmsg+0x723/0xbe0 [ 6681.563726][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6681.563726][ T10] ___sys_sendmsg+0xee/0x170 [ 6681.563726][ T10] __sys_sendmsg+0xcd/0x170 [ 6681.563726][ T10] do_syscall_64+0xc6/0x1e0 [ 6681.563726][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6681.563726][ T10] [ 6691.806848][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6691.807230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.807230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6691.807230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6691.807230][ T10] fib6_nh_init+0xa22/0x1580 [ 6691.807230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.807230][ T10] ip6_route_add+0x1c/0x140 [ 6691.807230][ T10] inet6_rtm_newroute+0x104/0x110 [ 6691.807230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.807230][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.807230][ T10] netlink_unicast+0x449/0x710 [ 6691.807230][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.807230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.807230][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.807230][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.807230][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.807230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.807230][ T10] [ 6691.809158][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.809158][ T10] dst_init+0x84/0x4a0 [ 6691.809158][ T10] dst_alloc+0x97/0x150 [ 6691.809158][ T10] ip6_dst_alloc+0x23/0x90 [ 6691.809158][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6691.809158][ T10] ip6_pol_route+0x56f/0x840 [ 6691.809158][ T10] fib6_rule_lookup+0x456/0x630 [ 6691.809158][ T10] ip6_route_input+0x59c/0xa50 [ 6691.809158][ T10] ipv6_rcv+0x397/0x810 [ 6691.809158][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6691.809158][ T10] process_backlog+0x101/0x620 [ 6691.809158][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6691.809158][ T10] net_rx_action+0x495/0xbe0 [ 6691.809158][ T10] __do_softirq+0x1b5/0x7f6 [ 6691.809158][ T10] [ 6691.810817][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.810817][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.810817][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.810817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.810817][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6691.810817][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6691.810817][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6691.810817][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6691.810817][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6691.810817][ T10] addrconf_dad_begin+0x310/0x670 [ 6691.810817][ T10] addrconf_dad_work+0x10b/0xab0 [ 6691.810817][ T10] process_one_work+0x84d/0x18a0 [ 6691.810817][ T10] worker_thread+0x587/0xd30 [ 6691.810817][ T10] kthread+0x28a/0x350 [ 6691.810817][ T10] ret_from_fork+0x31/0x70 [ 6691.810817][ T10] ret_from_fork_asm+0x1a/0x30 [ 6691.810817][ T10] [ 6691.812746][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.812746][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.812746][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.812746][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.812746][ T10] ip6_route_add+0x1c/0x140 [ 6691.812746][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6691.812746][ T10] inet6_addr_add+0x4f8/0xa40 [ 6691.812746][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.812746][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.812746][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.812746][ T10] netlink_unicast+0x449/0x710 [ 6691.812746][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.812746][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.812746][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.812746][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.812746][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.812746][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.812746][ T10] [ 6691.814775][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.814775][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.814775][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.814775][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.814775][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6691.814775][ T10] ipv6_add_addr+0x411/0x2000 [ 6691.814775][ T10] inet6_addr_add+0x30e/0xa40 [ 6691.814775][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.814775][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.814775][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.814775][ T10] netlink_unicast+0x449/0x710 [ 6691.814775][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.814775][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.814775][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.814775][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.814775][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.814775][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.814775][ T10] [ 6691.816797][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.816797][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.816797][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.816797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.816797][ T10] ip6_route_add+0x1c/0x140 [ 6691.816797][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6691.816797][ T10] addrconf_add_dev+0xe2/0x170 [ 6691.816797][ T10] inet6_addr_add+0x12f/0xa40 [ 6691.816797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.816797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.816797][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.816797][ T10] netlink_unicast+0x449/0x710 [ 6691.816797][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.816797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.816797][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.816797][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.816797][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.816797][ T10] [ 6691.818787][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.818787][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6691.818787][ T10] ipv6_find_idev+0x102/0x170 [ 6691.818787][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.818787][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.818787][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.818787][ T10] netlink_unicast+0x449/0x710 [ 6691.818787][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.818787][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.818787][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.818787][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.818787][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.818787][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.818787][ T10] [ 6691.820338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6691.820338][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6691.820338][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6691.820338][ T10] ipv6_find_idev+0x102/0x170 [ 6691.820338][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.820338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.820338][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.820338][ T10] netlink_unicast+0x449/0x710 [ 6691.820338][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.820338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.820338][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.820338][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.820338][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.820338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.820338][ T10] [ 6691.822040][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6691.822319][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6691.822319][ T10] dst_init+0x84/0x4a0 [ 6691.822319][ T10] dst_alloc+0x97/0x150 [ 6691.822319][ T10] ip6_dst_alloc+0x23/0x90 [ 6691.822319][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6691.822319][ T10] ip6_pol_route+0x56f/0x840 [ 6691.822319][ T10] fib6_rule_lookup+0x456/0x630 [ 6691.822319][ T10] ip6_route_input+0x59c/0xa50 [ 6691.822319][ T10] ipv6_rcv+0x397/0x810 [ 6691.822319][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6691.822319][ T10] process_backlog+0x101/0x620 [ 6691.822319][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6691.822319][ T10] net_rx_action+0x495/0xbe0 [ 6691.822319][ T10] __do_softirq+0x1b5/0x7f6 [ 6691.822319][ T10] [ 6691.823981][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.823981][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6691.823981][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6691.823981][ T10] fib6_nh_init+0xa22/0x1580 [ 6691.823981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.823981][ T10] ip6_route_add+0x1c/0x140 [ 6691.823981][ T10] inet6_rtm_newroute+0x104/0x110 [ 6691.823981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.823981][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.823981][ T10] netlink_unicast+0x449/0x710 [ 6691.823981][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.823981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.823981][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.823981][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.823981][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.823981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.823981][ T10] [ 6691.825895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.825895][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.825895][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.825895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.825895][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6691.825895][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6691.825895][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6691.825895][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6691.825895][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6691.825895][ T10] addrconf_dad_begin+0x310/0x670 [ 6691.825895][ T10] addrconf_dad_work+0x10b/0xab0 [ 6691.825895][ T10] process_one_work+0x84d/0x18a0 [ 6691.825895][ T10] worker_thread+0x587/0xd30 [ 6691.825895][ T10] kthread+0x28a/0x350 [ 6691.825895][ T10] ret_from_fork+0x31/0x70 [ 6691.825895][ T10] ret_from_fork_asm+0x1a/0x30 [ 6691.825895][ T10] [ 6691.827839][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.827839][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.827839][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.827839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.827839][ T10] ip6_route_add+0x1c/0x140 [ 6691.827839][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6691.827839][ T10] inet6_addr_add+0x4f8/0xa40 [ 6691.827839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.827839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.827839][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.827839][ T10] netlink_unicast+0x449/0x710 [ 6691.827839][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.827839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.827839][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.827839][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.827839][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.827839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.827839][ T10] [ 6691.829885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.829885][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.829885][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.829885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.829885][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6691.829885][ T10] ipv6_add_addr+0x411/0x2000 [ 6691.829885][ T10] inet6_addr_add+0x30e/0xa40 [ 6691.829885][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.829885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.829885][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.829885][ T10] netlink_unicast+0x449/0x710 [ 6691.829885][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.829885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.829885][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.829885][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.829885][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.829885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.829885][ T10] [ 6691.831923][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.831923][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.831923][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.831923][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.831923][ T10] ip6_route_add+0x1c/0x140 [ 6691.831923][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6691.831923][ T10] addrconf_add_dev+0xe2/0x170 [ 6691.831923][ T10] inet6_addr_add+0x12f/0xa40 [ 6691.831923][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.831923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.831923][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.831923][ T10] netlink_unicast+0x449/0x710 [ 6691.831923][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.831923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.831923][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.831923][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.831923][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.831923][ T10] [ 6691.834027][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.834027][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6691.834027][ T10] ipv6_find_idev+0x102/0x170 [ 6691.834027][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.834027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.834027][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.834027][ T10] netlink_unicast+0x449/0x710 [ 6691.834027][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.834027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.834027][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.834027][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.834027][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.834027][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.834027][ T10] [ 6691.835784][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6691.835784][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6691.835784][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6691.835784][ T10] ipv6_find_idev+0x102/0x170 [ 6691.835784][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.835784][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.835784][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.835784][ T10] netlink_unicast+0x449/0x710 [ 6691.835784][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.835784][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.835784][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.835784][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.835784][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.835784][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.835784][ T10] [ 6691.837785][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6691.838043][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6691.838043][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.838043][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.838043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.838043][ T10] ip6_route_add+0x1c/0x140 [ 6691.838043][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6691.838043][ T10] inet6_addr_add+0x4f8/0xa40 [ 6691.838043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.838043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.838043][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.838043][ T10] netlink_unicast+0x449/0x710 [ 6691.838043][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.838043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.838043][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.838043][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.838043][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.838043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.838043][ T10] [ 6691.840327][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6691.840327][ T10] netdev_get_by_index+0x5e/0x80 [ 6691.840327][ T10] fib6_nh_init+0x3d8/0x1580 [ 6691.840327][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6691.840327][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6691.840327][ T10] ipv6_add_addr+0x411/0x2000 [ 6691.840327][ T10] inet6_addr_add+0x30e/0xa40 [ 6691.840327][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6691.840327][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.840327][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.840327][ T10] netlink_unicast+0x449/0x710 [ 6691.840327][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.840327][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.840327][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.840327][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.840327][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.840327][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.840327][ T10] [ 6691.842606][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6691.842606][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6691.842606][ T10] ipv6_find_idev+0x102/0x170 [ 6691.842606][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.842606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.842606][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.842606][ T10] netlink_unicast+0x449/0x710 [ 6691.842606][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.842606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.842606][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.842606][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.842606][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.842606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.842606][ T10] [ 6691.844902][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6691.844902][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6691.844902][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6691.844902][ T10] ipv6_find_idev+0x102/0x170 [ 6691.844902][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6691.844902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6691.844902][ T10] netlink_rcv_skb+0x130/0x360 [ 6691.844902][ T10] netlink_unicast+0x449/0x710 [ 6691.844902][ T10] netlink_sendmsg+0x723/0xbe0 [ 6691.844902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6691.844902][ T10] ___sys_sendmsg+0xee/0x170 [ 6691.844902][ T10] __sys_sendmsg+0xcd/0x170 [ 6691.844902][ T10] do_syscall_64+0xc6/0x1e0 [ 6691.844902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6691.844902][ T10] [ 6702.086939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6702.087313][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.087313][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6702.087313][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6702.087313][ T10] fib6_nh_init+0xa22/0x1580 [ 6702.087313][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.087313][ T10] ip6_route_add+0x1c/0x140 [ 6702.087313][ T10] inet6_rtm_newroute+0x104/0x110 [ 6702.087313][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.087313][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.087313][ T10] netlink_unicast+0x449/0x710 [ 6702.087313][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.087313][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.087313][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.087313][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.087313][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.087313][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.087313][ T10] [ 6702.089221][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.089221][ T10] dst_init+0x84/0x4a0 [ 6702.089221][ T10] dst_alloc+0x97/0x150 [ 6702.089221][ T10] ip6_dst_alloc+0x23/0x90 [ 6702.089221][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6702.089221][ T10] ip6_pol_route+0x56f/0x840 [ 6702.089221][ T10] fib6_rule_lookup+0x456/0x630 [ 6702.089221][ T10] ip6_route_input+0x59c/0xa50 [ 6702.089221][ T10] ipv6_rcv+0x397/0x810 [ 6702.089221][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6702.089221][ T10] process_backlog+0x101/0x620 [ 6702.089221][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6702.089221][ T10] net_rx_action+0x495/0xbe0 [ 6702.089221][ T10] __do_softirq+0x1b5/0x7f6 [ 6702.089221][ T10] [ 6702.090878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.090878][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.090878][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.090878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.090878][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6702.090878][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6702.090878][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6702.090878][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6702.090878][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6702.090878][ T10] addrconf_dad_begin+0x310/0x670 [ 6702.090878][ T10] addrconf_dad_work+0x10b/0xab0 [ 6702.090878][ T10] process_one_work+0x84d/0x18a0 [ 6702.090878][ T10] worker_thread+0x587/0xd30 [ 6702.090878][ T10] kthread+0x28a/0x350 [ 6702.090878][ T10] ret_from_fork+0x31/0x70 [ 6702.090878][ T10] ret_from_fork_asm+0x1a/0x30 [ 6702.090878][ T10] [ 6702.092799][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.092799][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.092799][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.092799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.092799][ T10] ip6_route_add+0x1c/0x140 [ 6702.092799][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6702.092799][ T10] inet6_addr_add+0x4f8/0xa40 [ 6702.092799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.092799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.092799][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.092799][ T10] netlink_unicast+0x449/0x710 [ 6702.092799][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.092799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.092799][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.092799][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.092799][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.092799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.092799][ T10] [ 6702.094822][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.094822][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.094822][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.094822][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.094822][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6702.094822][ T10] ipv6_add_addr+0x411/0x2000 [ 6702.094822][ T10] inet6_addr_add+0x30e/0xa40 [ 6702.094822][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.094822][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.094822][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.094822][ T10] netlink_unicast+0x449/0x710 [ 6702.094822][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.094822][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.094822][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.094822][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.094822][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.094822][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.094822][ T10] [ 6702.096832][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.096832][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.096832][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.096832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.096832][ T10] ip6_route_add+0x1c/0x140 [ 6702.096832][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6702.096832][ T10] addrconf_add_dev+0xe2/0x170 [ 6702.096832][ T10] inet6_addr_add+0x12f/0xa40 [ 6702.096832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.096832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.096832][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.096832][ T10] netlink_unicast+0x449/0x710 [ 6702.096832][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.096832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.096832][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.096832][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.096832][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.096832][ T10] [ 6702.098799][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.098799][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6702.098799][ T10] ipv6_find_idev+0x102/0x170 [ 6702.098799][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.098799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.098799][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.098799][ T10] netlink_unicast+0x449/0x710 [ 6702.098799][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.098799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.098799][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.098799][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.098799][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.098799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.098799][ T10] [ 6702.100342][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6702.100342][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6702.100342][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6702.100342][ T10] ipv6_find_idev+0x102/0x170 [ 6702.100342][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.100342][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.100342][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.100342][ T10] netlink_unicast+0x449/0x710 [ 6702.100342][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.100342][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.100342][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.100342][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.100342][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.100342][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.100342][ T10] [ 6702.102030][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6702.102321][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6702.102321][ T10] dst_init+0x84/0x4a0 [ 6702.102321][ T10] dst_alloc+0x97/0x150 [ 6702.102321][ T10] ip6_dst_alloc+0x23/0x90 [ 6702.102321][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6702.102321][ T10] ip6_pol_route+0x56f/0x840 [ 6702.102321][ T10] fib6_rule_lookup+0x456/0x630 [ 6702.102321][ T10] ip6_route_input+0x59c/0xa50 [ 6702.102321][ T10] ipv6_rcv+0x397/0x810 [ 6702.102321][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6702.102321][ T10] process_backlog+0x101/0x620 [ 6702.102321][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6702.102321][ T10] net_rx_action+0x495/0xbe0 [ 6702.102321][ T10] __do_softirq+0x1b5/0x7f6 [ 6702.102321][ T10] [ 6702.103980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.103980][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6702.103980][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6702.103980][ T10] fib6_nh_init+0xa22/0x1580 [ 6702.103980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.103980][ T10] ip6_route_add+0x1c/0x140 [ 6702.103980][ T10] inet6_rtm_newroute+0x104/0x110 [ 6702.103980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.103980][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.103980][ T10] netlink_unicast+0x449/0x710 [ 6702.103980][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.103980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.103980][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.103980][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.103980][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.103980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.103980][ T10] [ 6702.105894][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.105894][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.105894][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.105894][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.105894][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6702.105894][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6702.105894][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6702.105894][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6702.105894][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6702.105894][ T10] addrconf_dad_begin+0x310/0x670 [ 6702.105894][ T10] addrconf_dad_work+0x10b/0xab0 [ 6702.105894][ T10] process_one_work+0x84d/0x18a0 [ 6702.105894][ T10] worker_thread+0x587/0xd30 [ 6702.105894][ T10] kthread+0x28a/0x350 [ 6702.105894][ T10] ret_from_fork+0x31/0x70 [ 6702.105894][ T10] ret_from_fork_asm+0x1a/0x30 [ 6702.105894][ T10] [ 6702.107812][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.107812][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.107812][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.107812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.107812][ T10] ip6_route_add+0x1c/0x140 [ 6702.107812][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6702.107812][ T10] inet6_addr_add+0x4f8/0xa40 [ 6702.107812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.107812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.107812][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.107812][ T10] netlink_unicast+0x449/0x710 [ 6702.107812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.107812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.107812][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.107812][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.107812][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.107812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.107812][ T10] [ 6702.109820][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.109820][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.109820][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.109820][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.109820][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6702.109820][ T10] ipv6_add_addr+0x411/0x2000 [ 6702.109820][ T10] inet6_addr_add+0x30e/0xa40 [ 6702.109820][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.109820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.109820][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.109820][ T10] netlink_unicast+0x449/0x710 [ 6702.109820][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.109820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.109820][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.109820][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.109820][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.109820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.109820][ T10] [ 6702.111819][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.111819][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.111819][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.111819][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.111819][ T10] ip6_route_add+0x1c/0x140 [ 6702.111819][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6702.111819][ T10] addrconf_add_dev+0xe2/0x170 [ 6702.111819][ T10] inet6_addr_add+0x12f/0xa40 [ 6702.111819][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.111819][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.111819][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.111819][ T10] netlink_unicast+0x449/0x710 [ 6702.111819][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.111819][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.111819][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.111819][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.111819][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.111819][ T10] [ 6702.113909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.113909][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6702.113909][ T10] ipv6_find_idev+0x102/0x170 [ 6702.113909][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.113909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.113909][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.113909][ T10] netlink_unicast+0x449/0x710 [ 6702.113909][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.113909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.113909][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.113909][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.113909][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.113909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.113909][ T10] [ 6702.115696][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6702.115696][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6702.115696][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6702.115696][ T10] ipv6_find_idev+0x102/0x170 [ 6702.115696][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.115696][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.115696][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.115696][ T10] netlink_unicast+0x449/0x710 [ 6702.115696][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.115696][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.115696][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.115696][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.115696][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.115696][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.115696][ T10] [ 6702.117621][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6702.117875][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6702.117875][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.117875][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.117875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.117875][ T10] ip6_route_add+0x1c/0x140 [ 6702.117875][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6702.117875][ T10] inet6_addr_add+0x4f8/0xa40 [ 6702.117875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.117875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.117875][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.117875][ T10] netlink_unicast+0x449/0x710 [ 6702.117875][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.117875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.117875][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.117875][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.117875][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.117875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.117875][ T10] [ 6702.120125][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6702.120125][ T10] netdev_get_by_index+0x5e/0x80 [ 6702.120125][ T10] fib6_nh_init+0x3d8/0x1580 [ 6702.120125][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6702.120125][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6702.120125][ T10] ipv6_add_addr+0x411/0x2000 [ 6702.120125][ T10] inet6_addr_add+0x30e/0xa40 [ 6702.120125][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6702.120125][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.120125][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.120125][ T10] netlink_unicast+0x449/0x710 [ 6702.120125][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.120125][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.120125][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.120125][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.120125][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.120125][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.120125][ T10] [ 6702.122374][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6702.122374][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6702.122374][ T10] ipv6_find_idev+0x102/0x170 [ 6702.122374][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.122374][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.122374][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.122374][ T10] netlink_unicast+0x449/0x710 [ 6702.122374][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.122374][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.122374][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.122374][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.122374][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.122374][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.122374][ T10] [ 6702.124165][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6702.124165][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6702.124165][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6702.124165][ T10] ipv6_find_idev+0x102/0x170 [ 6702.124165][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6702.124165][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6702.124165][ T10] netlink_rcv_skb+0x130/0x360 [ 6702.124165][ T10] netlink_unicast+0x449/0x710 [ 6702.124165][ T10] netlink_sendmsg+0x723/0xbe0 [ 6702.124165][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6702.124165][ T10] ___sys_sendmsg+0xee/0x170 [ 6702.124165][ T10] __sys_sendmsg+0xcd/0x170 [ 6702.124165][ T10] do_syscall_64+0xc6/0x1e0 [ 6702.124165][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6702.124165][ T10] [ 6712.366929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6712.367345][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.367345][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6712.367345][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6712.367345][ T10] fib6_nh_init+0xa22/0x1580 [ 6712.367345][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.367345][ T10] ip6_route_add+0x1c/0x140 [ 6712.367345][ T10] inet6_rtm_newroute+0x104/0x110 [ 6712.367345][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.367345][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.367345][ T10] netlink_unicast+0x449/0x710 [ 6712.367345][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.367345][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.367345][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.367345][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.367345][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.367345][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.367345][ T10] [ 6712.369270][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.369270][ T10] dst_init+0x84/0x4a0 [ 6712.369270][ T10] dst_alloc+0x97/0x150 [ 6712.369270][ T10] ip6_dst_alloc+0x23/0x90 [ 6712.369270][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6712.369270][ T10] ip6_pol_route+0x56f/0x840 [ 6712.369270][ T10] fib6_rule_lookup+0x456/0x630 [ 6712.369270][ T10] ip6_route_input+0x59c/0xa50 [ 6712.369270][ T10] ipv6_rcv+0x397/0x810 [ 6712.369270][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6712.369270][ T10] process_backlog+0x101/0x620 [ 6712.369270][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6712.369270][ T10] net_rx_action+0x495/0xbe0 [ 6712.369270][ T10] __do_softirq+0x1b5/0x7f6 [ 6712.369270][ T10] [ 6712.370974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.370974][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.370974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.370974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.370974][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6712.370974][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6712.370974][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6712.370974][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6712.370974][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6712.370974][ T10] addrconf_dad_begin+0x310/0x670 [ 6712.370974][ T10] addrconf_dad_work+0x10b/0xab0 [ 6712.370974][ T10] process_one_work+0x84d/0x18a0 [ 6712.370974][ T10] worker_thread+0x587/0xd30 [ 6712.370974][ T10] kthread+0x28a/0x350 [ 6712.370974][ T10] ret_from_fork+0x31/0x70 [ 6712.370974][ T10] ret_from_fork_asm+0x1a/0x30 [ 6712.370974][ T10] [ 6712.373078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.373078][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.373078][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.373078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.373078][ T10] ip6_route_add+0x1c/0x140 [ 6712.373078][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6712.373078][ T10] inet6_addr_add+0x4f8/0xa40 [ 6712.373078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.373078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.373078][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.373078][ T10] netlink_unicast+0x449/0x710 [ 6712.373078][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.373078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.373078][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.373078][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.373078][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.373078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.373078][ T10] [ 6712.375131][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.375131][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.375131][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.375131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.375131][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6712.375131][ T10] ipv6_add_addr+0x411/0x2000 [ 6712.375131][ T10] inet6_addr_add+0x30e/0xa40 [ 6712.375131][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.375131][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.375131][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.375131][ T10] netlink_unicast+0x449/0x710 [ 6712.375131][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.375131][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.375131][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.375131][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.375131][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.375131][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.375131][ T10] [ 6712.377169][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.377169][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.377169][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.377169][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.377169][ T10] ip6_route_add+0x1c/0x140 [ 6712.377169][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6712.377169][ T10] addrconf_add_dev+0xe2/0x170 [ 6712.377169][ T10] inet6_addr_add+0x12f/0xa40 [ 6712.377169][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.377169][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.377169][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.377169][ T10] netlink_unicast+0x449/0x710 [ 6712.377169][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.377169][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.377169][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.377169][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.377169][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.377169][ T10] [ 6712.379172][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.379172][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6712.379172][ T10] ipv6_find_idev+0x102/0x170 [ 6712.379172][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.379172][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.379172][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.379172][ T10] netlink_unicast+0x449/0x710 [ 6712.379172][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.379172][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.379172][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.379172][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.379172][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.379172][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.379172][ T10] [ 6712.380745][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6712.380745][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6712.380745][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6712.380745][ T10] ipv6_find_idev+0x102/0x170 [ 6712.380745][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.380745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.380745][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.380745][ T10] netlink_unicast+0x449/0x710 [ 6712.380745][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.380745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.380745][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.380745][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.380745][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.380745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.380745][ T10] [ 6712.382525][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6712.382826][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6712.382826][ T10] dst_init+0x84/0x4a0 [ 6712.382826][ T10] dst_alloc+0x97/0x150 [ 6712.382826][ T10] ip6_dst_alloc+0x23/0x90 [ 6712.382826][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6712.382826][ T10] ip6_pol_route+0x56f/0x840 [ 6712.382826][ T10] fib6_rule_lookup+0x456/0x630 [ 6712.382826][ T10] ip6_route_input+0x59c/0xa50 [ 6712.382826][ T10] ipv6_rcv+0x397/0x810 [ 6712.382826][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6712.382826][ T10] process_backlog+0x101/0x620 [ 6712.382826][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6712.382826][ T10] net_rx_action+0x495/0xbe0 [ 6712.382826][ T10] __do_softirq+0x1b5/0x7f6 [ 6712.382826][ T10] [ 6712.384545][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.384545][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6712.384545][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6712.384545][ T10] fib6_nh_init+0xa22/0x1580 [ 6712.384545][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.384545][ T10] ip6_route_add+0x1c/0x140 [ 6712.384545][ T10] inet6_rtm_newroute+0x104/0x110 [ 6712.384545][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.384545][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.384545][ T10] netlink_unicast+0x449/0x710 [ 6712.384545][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.384545][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.384545][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.384545][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.384545][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.384545][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.384545][ T10] [ 6712.386457][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.386457][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.386457][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.386457][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.386457][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6712.386457][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6712.386457][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6712.386457][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6712.386457][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6712.386457][ T10] addrconf_dad_begin+0x310/0x670 [ 6712.386457][ T10] addrconf_dad_work+0x10b/0xab0 [ 6712.386457][ T10] process_one_work+0x84d/0x18a0 [ 6712.386457][ T10] worker_thread+0x587/0xd30 [ 6712.386457][ T10] kthread+0x28a/0x350 [ 6712.386457][ T10] ret_from_fork+0x31/0x70 [ 6712.386457][ T10] ret_from_fork_asm+0x1a/0x30 [ 6712.386457][ T10] [ 6712.388399][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.388399][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.388399][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.388399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.388399][ T10] ip6_route_add+0x1c/0x140 [ 6712.388399][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6712.388399][ T10] inet6_addr_add+0x4f8/0xa40 [ 6712.388399][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.388399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.388399][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.388399][ T10] netlink_unicast+0x449/0x710 [ 6712.388399][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.388399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.388399][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.388399][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.388399][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.388399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.388399][ T10] [ 6712.390438][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.390438][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.390438][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.390438][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.390438][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6712.390438][ T10] ipv6_add_addr+0x411/0x2000 [ 6712.390438][ T10] inet6_addr_add+0x30e/0xa40 [ 6712.390438][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.390438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.390438][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.390438][ T10] netlink_unicast+0x449/0x710 [ 6712.390438][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.390438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.390438][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.390438][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.390438][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.390438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.390438][ T10] [ 6712.392491][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.392491][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.392491][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.392491][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.392491][ T10] ip6_route_add+0x1c/0x140 [ 6712.392491][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6712.392491][ T10] addrconf_add_dev+0xe2/0x170 [ 6712.392491][ T10] inet6_addr_add+0x12f/0xa40 [ 6712.392491][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.392491][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.392491][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.392491][ T10] netlink_unicast+0x449/0x710 [ 6712.392491][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.392491][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.392491][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.392491][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.392491][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.392491][ T10] [ 6712.394619][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.394619][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6712.394619][ T10] ipv6_find_idev+0x102/0x170 [ 6712.394619][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.394619][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.394619][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.394619][ T10] netlink_unicast+0x449/0x710 [ 6712.394619][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.394619][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.394619][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.394619][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.394619][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.394619][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.394619][ T10] [ 6712.396368][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6712.396368][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6712.396368][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6712.396368][ T10] ipv6_find_idev+0x102/0x170 [ 6712.396368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.396368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.396368][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.396368][ T10] netlink_unicast+0x449/0x710 [ 6712.396368][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.396368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.396368][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.396368][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.396368][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.396368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.396368][ T10] [ 6712.398415][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6712.398664][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6712.398664][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.398664][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.398664][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.398664][ T10] ip6_route_add+0x1c/0x140 [ 6712.398664][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6712.398664][ T10] inet6_addr_add+0x4f8/0xa40 [ 6712.398664][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.398664][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.398664][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.398664][ T10] netlink_unicast+0x449/0x710 [ 6712.398664][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.398664][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.398664][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.398664][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.398664][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.398664][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.398664][ T10] [ 6712.400949][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6712.400949][ T10] netdev_get_by_index+0x5e/0x80 [ 6712.400949][ T10] fib6_nh_init+0x3d8/0x1580 [ 6712.400949][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6712.400949][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6712.400949][ T10] ipv6_add_addr+0x411/0x2000 [ 6712.400949][ T10] inet6_addr_add+0x30e/0xa40 [ 6712.400949][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6712.400949][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.400949][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.400949][ T10] netlink_unicast+0x449/0x710 [ 6712.400949][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.400949][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.400949][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.400949][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.400949][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.400949][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.400949][ T10] [ 6712.403239][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6712.403239][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6712.403239][ T10] ipv6_find_idev+0x102/0x170 [ 6712.403239][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.403239][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.403239][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.403239][ T10] netlink_unicast+0x449/0x710 [ 6712.403239][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.403239][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.403239][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.403239][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.403239][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.403239][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.403239][ T10] [ 6712.405002][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6712.405002][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6712.405002][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6712.405002][ T10] ipv6_find_idev+0x102/0x170 [ 6712.405002][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6712.405002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6712.405002][ T10] netlink_rcv_skb+0x130/0x360 [ 6712.405002][ T10] netlink_unicast+0x449/0x710 [ 6712.405002][ T10] netlink_sendmsg+0x723/0xbe0 [ 6712.405002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6712.405002][ T10] ___sys_sendmsg+0xee/0x170 [ 6712.405002][ T10] __sys_sendmsg+0xcd/0x170 [ 6712.405002][ T10] do_syscall_64+0xc6/0x1e0 [ 6712.405002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6712.405002][ T10] [ 6722.662918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6722.663420][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.663420][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6722.663420][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6722.663420][ T10] fib6_nh_init+0xa22/0x1580 [ 6722.663420][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.663420][ T10] ip6_route_add+0x1c/0x140 [ 6722.663420][ T10] inet6_rtm_newroute+0x104/0x110 [ 6722.663420][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.663420][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.663420][ T10] netlink_unicast+0x449/0x710 [ 6722.663420][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.663420][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.663420][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.663420][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.663420][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.663420][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.663420][ T10] [ 6722.665368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.665368][ T10] dst_init+0x84/0x4a0 [ 6722.665368][ T10] dst_alloc+0x97/0x150 [ 6722.665368][ T10] ip6_dst_alloc+0x23/0x90 [ 6722.665368][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6722.665368][ T10] ip6_pol_route+0x56f/0x840 [ 6722.665368][ T10] fib6_rule_lookup+0x456/0x630 [ 6722.665368][ T10] ip6_route_input+0x59c/0xa50 [ 6722.665368][ T10] ipv6_rcv+0x397/0x810 [ 6722.665368][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6722.665368][ T10] process_backlog+0x101/0x620 [ 6722.665368][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6722.665368][ T10] net_rx_action+0x495/0xbe0 [ 6722.665368][ T10] __do_softirq+0x1b5/0x7f6 [ 6722.665368][ T10] [ 6722.667034][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.667034][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.667034][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.667034][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.667034][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6722.667034][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6722.667034][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6722.667034][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6722.667034][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6722.667034][ T10] addrconf_dad_begin+0x310/0x670 [ 6722.667034][ T10] addrconf_dad_work+0x10b/0xab0 [ 6722.667034][ T10] process_one_work+0x84d/0x18a0 [ 6722.667034][ T10] worker_thread+0x587/0xd30 [ 6722.667034][ T10] kthread+0x28a/0x350 [ 6722.667034][ T10] ret_from_fork+0x31/0x70 [ 6722.667034][ T10] ret_from_fork_asm+0x1a/0x30 [ 6722.667034][ T10] [ 6722.668978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.668978][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.668978][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.668978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.668978][ T10] ip6_route_add+0x1c/0x140 [ 6722.668978][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6722.668978][ T10] inet6_addr_add+0x4f8/0xa40 [ 6722.668978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.668978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.668978][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.668978][ T10] netlink_unicast+0x449/0x710 [ 6722.668978][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.668978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.668978][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.668978][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.668978][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.668978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.668978][ T10] [ 6722.671003][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.671003][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.671003][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.671003][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.671003][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6722.671003][ T10] ipv6_add_addr+0x411/0x2000 [ 6722.671003][ T10] inet6_addr_add+0x30e/0xa40 [ 6722.671003][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.671003][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.671003][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.671003][ T10] netlink_unicast+0x449/0x710 [ 6722.671003][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.671003][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.671003][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.671003][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.671003][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.671003][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.671003][ T10] [ 6722.673030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.673030][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.673030][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.673030][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.673030][ T10] ip6_route_add+0x1c/0x140 [ 6722.673030][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6722.673030][ T10] addrconf_add_dev+0xe2/0x170 [ 6722.673030][ T10] inet6_addr_add+0x12f/0xa40 [ 6722.673030][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.673030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.673030][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.673030][ T10] netlink_unicast+0x449/0x710 [ 6722.673030][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.673030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.673030][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.673030][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.673030][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.673030][ T10] [ 6722.675029][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.675029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6722.675029][ T10] ipv6_find_idev+0x102/0x170 [ 6722.675029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.675029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.675029][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.675029][ T10] netlink_unicast+0x449/0x710 [ 6722.675029][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.675029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.675029][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.675029][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.675029][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.675029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.675029][ T10] [ 6722.676606][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6722.676606][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6722.676606][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6722.676606][ T10] ipv6_find_idev+0x102/0x170 [ 6722.676606][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.676606][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.676606][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.676606][ T10] netlink_unicast+0x449/0x710 [ 6722.676606][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.676606][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.676606][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.676606][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.676606][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.676606][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.676606][ T10] [ 6722.678336][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6722.678619][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6722.678619][ T10] dst_init+0x84/0x4a0 [ 6722.678619][ T10] dst_alloc+0x97/0x150 [ 6722.678619][ T10] ip6_dst_alloc+0x23/0x90 [ 6722.678619][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6722.678619][ T10] ip6_pol_route+0x56f/0x840 [ 6722.678619][ T10] fib6_rule_lookup+0x456/0x630 [ 6722.678619][ T10] ip6_route_input+0x59c/0xa50 [ 6722.678619][ T10] ipv6_rcv+0x397/0x810 [ 6722.678619][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6722.678619][ T10] process_backlog+0x101/0x620 [ 6722.678619][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6722.678619][ T10] net_rx_action+0x495/0xbe0 [ 6722.678619][ T10] __do_softirq+0x1b5/0x7f6 [ 6722.678619][ T10] [ 6722.680276][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.680276][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6722.680276][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6722.680276][ T10] fib6_nh_init+0xa22/0x1580 [ 6722.680276][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.680276][ T10] ip6_route_add+0x1c/0x140 [ 6722.680276][ T10] inet6_rtm_newroute+0x104/0x110 [ 6722.680276][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.680276][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.680276][ T10] netlink_unicast+0x449/0x710 [ 6722.680276][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.680276][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.680276][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.680276][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.680276][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.680276][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.680276][ T10] [ 6722.682187][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.682187][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.682187][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.682187][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.682187][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6722.682187][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6722.682187][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6722.682187][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6722.682187][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6722.682187][ T10] addrconf_dad_begin+0x310/0x670 [ 6722.682187][ T10] addrconf_dad_work+0x10b/0xab0 [ 6722.682187][ T10] process_one_work+0x84d/0x18a0 [ 6722.682187][ T10] worker_thread+0x587/0xd30 [ 6722.682187][ T10] kthread+0x28a/0x350 [ 6722.682187][ T10] ret_from_fork+0x31/0x70 [ 6722.682187][ T10] ret_from_fork_asm+0x1a/0x30 [ 6722.682187][ T10] [ 6722.684121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.684121][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.684121][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.684121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.684121][ T10] ip6_route_add+0x1c/0x140 [ 6722.684121][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6722.684121][ T10] inet6_addr_add+0x4f8/0xa40 [ 6722.684121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.684121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.684121][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.684121][ T10] netlink_unicast+0x449/0x710 [ 6722.684121][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.684121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.684121][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.684121][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.684121][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.684121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.684121][ T10] [ 6722.686152][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.686152][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.686152][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.686152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.686152][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6722.686152][ T10] ipv6_add_addr+0x411/0x2000 [ 6722.686152][ T10] inet6_addr_add+0x30e/0xa40 [ 6722.686152][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.686152][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.686152][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.686152][ T10] netlink_unicast+0x449/0x710 [ 6722.686152][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.686152][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.686152][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.686152][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.686152][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.686152][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.686152][ T10] [ 6722.688189][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.688189][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.688189][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.688189][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.688189][ T10] ip6_route_add+0x1c/0x140 [ 6722.688189][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6722.688189][ T10] addrconf_add_dev+0xe2/0x170 [ 6722.688189][ T10] inet6_addr_add+0x12f/0xa40 [ 6722.688189][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.688189][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.688189][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.688189][ T10] netlink_unicast+0x449/0x710 [ 6722.688189][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.688189][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.688189][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.688189][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.688189][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.688189][ T10] [ 6722.690299][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.690299][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6722.690299][ T10] ipv6_find_idev+0x102/0x170 [ 6722.690299][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.690299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.690299][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.690299][ T10] netlink_unicast+0x449/0x710 [ 6722.690299][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.690299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.690299][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.690299][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.690299][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.690299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.690299][ T10] [ 6722.692117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6722.692117][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6722.692117][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6722.692117][ T10] ipv6_find_idev+0x102/0x170 [ 6722.692117][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.692117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.692117][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.692117][ T10] netlink_unicast+0x449/0x710 [ 6722.692117][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.692117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.692117][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.692117][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.692117][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.692117][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.692117][ T10] [ 6722.694077][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6722.694331][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6722.694331][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.694331][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.694331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.694331][ T10] ip6_route_add+0x1c/0x140 [ 6722.694331][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6722.694331][ T10] inet6_addr_add+0x4f8/0xa40 [ 6722.694331][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.694331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.694331][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.694331][ T10] netlink_unicast+0x449/0x710 [ 6722.694331][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.694331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.694331][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.694331][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.694331][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.694331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.694331][ T10] [ 6722.696627][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6722.696627][ T10] netdev_get_by_index+0x5e/0x80 [ 6722.696627][ T10] fib6_nh_init+0x3d8/0x1580 [ 6722.696627][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6722.696627][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6722.696627][ T10] ipv6_add_addr+0x411/0x2000 [ 6722.696627][ T10] inet6_addr_add+0x30e/0xa40 [ 6722.696627][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6722.696627][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.696627][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.696627][ T10] netlink_unicast+0x449/0x710 [ 6722.696627][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.696627][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.696627][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.696627][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.696627][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.696627][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.696627][ T10] [ 6722.698895][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6722.698895][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6722.698895][ T10] ipv6_find_idev+0x102/0x170 [ 6722.698895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.698895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.698895][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.698895][ T10] netlink_unicast+0x449/0x710 [ 6722.698895][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.698895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.698895][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.698895][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.698895][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.698895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.698895][ T10] [ 6722.700700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6722.700700][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6722.700700][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6722.700700][ T10] ipv6_find_idev+0x102/0x170 [ 6722.700700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6722.700700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6722.700700][ T10] netlink_rcv_skb+0x130/0x360 [ 6722.700700][ T10] netlink_unicast+0x449/0x710 [ 6722.700700][ T10] netlink_sendmsg+0x723/0xbe0 [ 6722.700700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6722.700700][ T10] ___sys_sendmsg+0xee/0x170 [ 6722.700700][ T10] __sys_sendmsg+0xcd/0x170 [ 6722.700700][ T10] do_syscall_64+0xc6/0x1e0 [ 6722.700700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6722.700700][ T10] [ 6732.886913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6732.887368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.887368][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6732.887368][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6732.887368][ T10] fib6_nh_init+0xa22/0x1580 [ 6732.887368][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.887368][ T10] ip6_route_add+0x1c/0x140 [ 6732.887368][ T10] inet6_rtm_newroute+0x104/0x110 [ 6732.887368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.887368][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.887368][ T10] netlink_unicast+0x449/0x710 [ 6732.887368][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.887368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.887368][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.887368][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.887368][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.887368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.887368][ T10] [ 6732.889304][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.889304][ T10] dst_init+0x84/0x4a0 [ 6732.889304][ T10] dst_alloc+0x97/0x150 [ 6732.889304][ T10] ip6_dst_alloc+0x23/0x90 [ 6732.889304][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6732.889304][ T10] ip6_pol_route+0x56f/0x840 [ 6732.889304][ T10] fib6_rule_lookup+0x456/0x630 [ 6732.889304][ T10] ip6_route_input+0x59c/0xa50 [ 6732.889304][ T10] ipv6_rcv+0x397/0x810 [ 6732.889304][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6732.889304][ T10] process_backlog+0x101/0x620 [ 6732.889304][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6732.889304][ T10] net_rx_action+0x495/0xbe0 [ 6732.889304][ T10] __do_softirq+0x1b5/0x7f6 [ 6732.889304][ T10] [ 6732.891011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.891011][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.891011][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.891011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.891011][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6732.891011][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6732.891011][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6732.891011][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6732.891011][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6732.891011][ T10] addrconf_dad_begin+0x310/0x670 [ 6732.891011][ T10] addrconf_dad_work+0x10b/0xab0 [ 6732.891011][ T10] process_one_work+0x84d/0x18a0 [ 6732.891011][ T10] worker_thread+0x587/0xd30 [ 6732.891011][ T10] kthread+0x28a/0x350 [ 6732.891011][ T10] ret_from_fork+0x31/0x70 [ 6732.891011][ T10] ret_from_fork_asm+0x1a/0x30 [ 6732.891011][ T10] [ 6732.892988][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.892988][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.892988][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.892988][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.892988][ T10] ip6_route_add+0x1c/0x140 [ 6732.892988][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6732.892988][ T10] inet6_addr_add+0x4f8/0xa40 [ 6732.892988][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.892988][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.892988][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.892988][ T10] netlink_unicast+0x449/0x710 [ 6732.892988][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.892988][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.892988][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.892988][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.892988][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.892988][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.892988][ T10] [ 6732.895039][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.895039][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.895039][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.895039][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.895039][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6732.895039][ T10] ipv6_add_addr+0x411/0x2000 [ 6732.895039][ T10] inet6_addr_add+0x30e/0xa40 [ 6732.895039][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.895039][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.895039][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.895039][ T10] netlink_unicast+0x449/0x710 [ 6732.895039][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.895039][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.895039][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.895039][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.895039][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.895039][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.895039][ T10] [ 6732.897079][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.897079][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.897079][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.897079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.897079][ T10] ip6_route_add+0x1c/0x140 [ 6732.897079][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6732.897079][ T10] addrconf_add_dev+0xe2/0x170 [ 6732.897079][ T10] inet6_addr_add+0x12f/0xa40 [ 6732.897079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.897079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.897079][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.897079][ T10] netlink_unicast+0x449/0x710 [ 6732.897079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.897079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.897079][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.897079][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.897079][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.897079][ T10] [ 6732.899099][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.899099][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6732.899099][ T10] ipv6_find_idev+0x102/0x170 [ 6732.899099][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.899099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.899099][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.899099][ T10] netlink_unicast+0x449/0x710 [ 6732.899099][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.899099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.899099][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.899099][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.899099][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.899099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.899099][ T10] [ 6732.900665][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6732.900665][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6732.900665][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6732.900665][ T10] ipv6_find_idev+0x102/0x170 [ 6732.900665][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.900665][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.900665][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.900665][ T10] netlink_unicast+0x449/0x710 [ 6732.900665][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.900665][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.900665][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.900665][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.900665][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.900665][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.900665][ T10] [ 6732.902394][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6732.902677][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6732.902677][ T10] dst_init+0x84/0x4a0 [ 6732.902677][ T10] dst_alloc+0x97/0x150 [ 6732.902677][ T10] ip6_dst_alloc+0x23/0x90 [ 6732.902677][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6732.902677][ T10] ip6_pol_route+0x56f/0x840 [ 6732.902677][ T10] fib6_rule_lookup+0x456/0x630 [ 6732.902677][ T10] ip6_route_input+0x59c/0xa50 [ 6732.902677][ T10] ipv6_rcv+0x397/0x810 [ 6732.902677][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6732.902677][ T10] process_backlog+0x101/0x620 [ 6732.902677][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6732.902677][ T10] net_rx_action+0x495/0xbe0 [ 6732.902677][ T10] __do_softirq+0x1b5/0x7f6 [ 6732.902677][ T10] [ 6732.904348][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.904348][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6732.904348][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6732.904348][ T10] fib6_nh_init+0xa22/0x1580 [ 6732.904348][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.904348][ T10] ip6_route_add+0x1c/0x140 [ 6732.904348][ T10] inet6_rtm_newroute+0x104/0x110 [ 6732.904348][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.904348][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.904348][ T10] netlink_unicast+0x449/0x710 [ 6732.904348][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.904348][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.904348][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.904348][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.904348][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.904348][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.904348][ T10] [ 6732.906250][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.906250][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.906250][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.906250][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.906250][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6732.906250][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6732.906250][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6732.906250][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6732.906250][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6732.906250][ T10] addrconf_dad_begin+0x310/0x670 [ 6732.906250][ T10] addrconf_dad_work+0x10b/0xab0 [ 6732.906250][ T10] process_one_work+0x84d/0x18a0 [ 6732.906250][ T10] worker_thread+0x587/0xd30 [ 6732.906250][ T10] kthread+0x28a/0x350 [ 6732.906250][ T10] ret_from_fork+0x31/0x70 [ 6732.906250][ T10] ret_from_fork_asm+0x1a/0x30 [ 6732.906250][ T10] [ 6732.908182][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.908182][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.908182][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.908182][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.908182][ T10] ip6_route_add+0x1c/0x140 [ 6732.908182][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6732.908182][ T10] inet6_addr_add+0x4f8/0xa40 [ 6732.908182][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.908182][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.908182][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.908182][ T10] netlink_unicast+0x449/0x710 [ 6732.908182][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.908182][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.908182][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.908182][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.908182][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.908182][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.908182][ T10] [ 6732.910221][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.910221][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.910221][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.910221][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.910221][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6732.910221][ T10] ipv6_add_addr+0x411/0x2000 [ 6732.910221][ T10] inet6_addr_add+0x30e/0xa40 [ 6732.910221][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.910221][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.910221][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.910221][ T10] netlink_unicast+0x449/0x710 [ 6732.910221][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.910221][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.910221][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.910221][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.910221][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.910221][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.910221][ T10] [ 6732.912243][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.912243][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.912243][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.912243][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.912243][ T10] ip6_route_add+0x1c/0x140 [ 6732.912243][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6732.912243][ T10] addrconf_add_dev+0xe2/0x170 [ 6732.912243][ T10] inet6_addr_add+0x12f/0xa40 [ 6732.912243][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.912243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.912243][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.912243][ T10] netlink_unicast+0x449/0x710 [ 6732.912243][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.912243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.912243][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.912243][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.912243][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.912243][ T10] [ 6732.914364][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.914364][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6732.914364][ T10] ipv6_find_idev+0x102/0x170 [ 6732.914364][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.914364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.914364][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.914364][ T10] netlink_unicast+0x449/0x710 [ 6732.914364][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.914364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.914364][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.914364][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.914364][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.914364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.914364][ T10] [ 6732.916112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6732.916112][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6732.916112][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6732.916112][ T10] ipv6_find_idev+0x102/0x170 [ 6732.916112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.916112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.916112][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.916112][ T10] netlink_unicast+0x449/0x710 [ 6732.916112][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.916112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.916112][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.916112][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.916112][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.916112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.916112][ T10] [ 6732.918139][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6732.918393][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6732.918393][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.918393][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.918393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.918393][ T10] ip6_route_add+0x1c/0x140 [ 6732.918393][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6732.918393][ T10] inet6_addr_add+0x4f8/0xa40 [ 6732.918393][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.918393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.918393][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.918393][ T10] netlink_unicast+0x449/0x710 [ 6732.918393][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.918393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.918393][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.918393][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.918393][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.918393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.918393][ T10] [ 6732.920664][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6732.920664][ T10] netdev_get_by_index+0x5e/0x80 [ 6732.920664][ T10] fib6_nh_init+0x3d8/0x1580 [ 6732.920664][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6732.920664][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6732.920664][ T10] ipv6_add_addr+0x411/0x2000 [ 6732.920664][ T10] inet6_addr_add+0x30e/0xa40 [ 6732.920664][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6732.920664][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.920664][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.920664][ T10] netlink_unicast+0x449/0x710 [ 6732.920664][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.920664][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.920664][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.920664][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.920664][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.920664][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.920664][ T10] [ 6732.922934][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6732.922934][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6732.922934][ T10] ipv6_find_idev+0x102/0x170 [ 6732.922934][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.922934][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.922934][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.922934][ T10] netlink_unicast+0x449/0x710 [ 6732.922934][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.922934][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.922934][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.922934][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.922934][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.922934][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.922934][ T10] [ 6732.924686][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6732.924686][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6732.924686][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6732.924686][ T10] ipv6_find_idev+0x102/0x170 [ 6732.924686][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6732.924686][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6732.924686][ T10] netlink_rcv_skb+0x130/0x360 [ 6732.924686][ T10] netlink_unicast+0x449/0x710 [ 6732.924686][ T10] netlink_sendmsg+0x723/0xbe0 [ 6732.924686][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6732.924686][ T10] ___sys_sendmsg+0xee/0x170 [ 6732.924686][ T10] __sys_sendmsg+0xcd/0x170 [ 6732.924686][ T10] do_syscall_64+0xc6/0x1e0 [ 6732.924686][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6732.924686][ T10] [ 6743.174919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6743.175377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.175377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6743.175377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6743.175377][ T10] fib6_nh_init+0xa22/0x1580 [ 6743.175377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.175377][ T10] ip6_route_add+0x1c/0x140 [ 6743.175377][ T10] inet6_rtm_newroute+0x104/0x110 [ 6743.175377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.175377][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.175377][ T10] netlink_unicast+0x449/0x710 [ 6743.175377][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.175377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.175377][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.175377][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.175377][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.175377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.175377][ T10] [ 6743.177320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.177320][ T10] dst_init+0x84/0x4a0 [ 6743.177320][ T10] dst_alloc+0x97/0x150 [ 6743.177320][ T10] ip6_dst_alloc+0x23/0x90 [ 6743.177320][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6743.177320][ T10] ip6_pol_route+0x56f/0x840 [ 6743.177320][ T10] fib6_rule_lookup+0x456/0x630 [ 6743.177320][ T10] ip6_route_input+0x59c/0xa50 [ 6743.177320][ T10] ipv6_rcv+0x397/0x810 [ 6743.177320][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6743.177320][ T10] process_backlog+0x101/0x620 [ 6743.177320][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6743.177320][ T10] net_rx_action+0x495/0xbe0 [ 6743.177320][ T10] __do_softirq+0x1b5/0x7f6 [ 6743.177320][ T10] [ 6743.178993][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.178993][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.178993][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.178993][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.178993][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6743.178993][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6743.178993][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6743.178993][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6743.178993][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6743.178993][ T10] addrconf_dad_begin+0x310/0x670 [ 6743.178993][ T10] addrconf_dad_work+0x10b/0xab0 [ 6743.178993][ T10] process_one_work+0x84d/0x18a0 [ 6743.178993][ T10] worker_thread+0x587/0xd30 [ 6743.178993][ T10] kthread+0x28a/0x350 [ 6743.178993][ T10] ret_from_fork+0x31/0x70 [ 6743.178993][ T10] ret_from_fork_asm+0x1a/0x30 [ 6743.178993][ T10] [ 6743.180950][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.180950][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.180950][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.180950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.180950][ T10] ip6_route_add+0x1c/0x140 [ 6743.180950][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6743.180950][ T10] inet6_addr_add+0x4f8/0xa40 [ 6743.180950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.180950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.180950][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.180950][ T10] netlink_unicast+0x449/0x710 [ 6743.180950][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.180950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.180950][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.180950][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.180950][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.180950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.180950][ T10] [ 6743.182984][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.182984][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.182984][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.182984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.182984][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6743.182984][ T10] ipv6_add_addr+0x411/0x2000 [ 6743.182984][ T10] inet6_addr_add+0x30e/0xa40 [ 6743.182984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.182984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.182984][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.182984][ T10] netlink_unicast+0x449/0x710 [ 6743.182984][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.182984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.182984][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.182984][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.182984][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.182984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.182984][ T10] [ 6743.185023][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.185023][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.185023][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.185023][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.185023][ T10] ip6_route_add+0x1c/0x140 [ 6743.185023][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6743.185023][ T10] addrconf_add_dev+0xe2/0x170 [ 6743.185023][ T10] inet6_addr_add+0x12f/0xa40 [ 6743.185023][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.185023][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.185023][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.185023][ T10] netlink_unicast+0x449/0x710 [ 6743.185023][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.185023][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.185023][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.185023][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.185023][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.185023][ T10] [ 6743.187012][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.187012][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6743.187012][ T10] ipv6_find_idev+0x102/0x170 [ 6743.187012][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.187012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.187012][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.187012][ T10] netlink_unicast+0x449/0x710 [ 6743.187012][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.187012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.187012][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.187012][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.187012][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.187012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.187012][ T10] [ 6743.188574][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6743.188574][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6743.188574][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6743.188574][ T10] ipv6_find_idev+0x102/0x170 [ 6743.188574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.188574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.188574][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.188574][ T10] netlink_unicast+0x449/0x710 [ 6743.188574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.188574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.188574][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.188574][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.188574][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.188574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.188574][ T10] [ 6743.190304][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6743.190584][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6743.190584][ T10] dst_init+0x84/0x4a0 [ 6743.190584][ T10] dst_alloc+0x97/0x150 [ 6743.190584][ T10] ip6_dst_alloc+0x23/0x90 [ 6743.190584][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6743.190584][ T10] ip6_pol_route+0x56f/0x840 [ 6743.190584][ T10] fib6_rule_lookup+0x456/0x630 [ 6743.190584][ T10] ip6_route_input+0x59c/0xa50 [ 6743.190584][ T10] ipv6_rcv+0x397/0x810 [ 6743.190584][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6743.190584][ T10] process_backlog+0x101/0x620 [ 6743.190584][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6743.190584][ T10] net_rx_action+0x495/0xbe0 [ 6743.190584][ T10] __do_softirq+0x1b5/0x7f6 [ 6743.190584][ T10] [ 6743.192242][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.192242][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6743.192242][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6743.192242][ T10] fib6_nh_init+0xa22/0x1580 [ 6743.192242][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.192242][ T10] ip6_route_add+0x1c/0x140 [ 6743.192242][ T10] inet6_rtm_newroute+0x104/0x110 [ 6743.192242][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.192242][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.192242][ T10] netlink_unicast+0x449/0x710 [ 6743.192242][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.192242][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.192242][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.192242][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.192242][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.192242][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.192242][ T10] [ 6743.194155][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.194155][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.194155][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.194155][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.194155][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6743.194155][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6743.194155][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6743.194155][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6743.194155][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6743.194155][ T10] addrconf_dad_begin+0x310/0x670 [ 6743.194155][ T10] addrconf_dad_work+0x10b/0xab0 [ 6743.194155][ T10] process_one_work+0x84d/0x18a0 [ 6743.194155][ T10] worker_thread+0x587/0xd30 [ 6743.194155][ T10] kthread+0x28a/0x350 [ 6743.194155][ T10] ret_from_fork+0x31/0x70 [ 6743.194155][ T10] ret_from_fork_asm+0x1a/0x30 [ 6743.194155][ T10] [ 6743.196099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.196099][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.196099][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.196099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.196099][ T10] ip6_route_add+0x1c/0x140 [ 6743.196099][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6743.196099][ T10] inet6_addr_add+0x4f8/0xa40 [ 6743.196099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.196099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.196099][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.196099][ T10] netlink_unicast+0x449/0x710 [ 6743.196099][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.196099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.196099][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.196099][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.196099][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.196099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.196099][ T10] [ 6743.198197][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.198197][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.198197][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.198197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.198197][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6743.198197][ T10] ipv6_add_addr+0x411/0x2000 [ 6743.198197][ T10] inet6_addr_add+0x30e/0xa40 [ 6743.198197][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.198197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.198197][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.198197][ T10] netlink_unicast+0x449/0x710 [ 6743.198197][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.198197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.198197][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.198197][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.198197][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.198197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.198197][ T10] [ 6743.200796][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.200796][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.200796][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.200796][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.200796][ T10] ip6_route_add+0x1c/0x140 [ 6743.200796][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6743.200796][ T10] addrconf_add_dev+0xe2/0x170 [ 6743.200796][ T10] inet6_addr_add+0x12f/0xa40 [ 6743.200796][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.200796][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.200796][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.200796][ T10] netlink_unicast+0x449/0x710 [ 6743.200796][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.200796][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.200796][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.200796][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.200796][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.200796][ T10] [ 6743.202912][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.202912][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6743.202912][ T10] ipv6_find_idev+0x102/0x170 [ 6743.202912][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.202912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.202912][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.202912][ T10] netlink_unicast+0x449/0x710 [ 6743.202912][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.202912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.202912][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.202912][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.202912][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.202912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.202912][ T10] [ 6743.204728][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6743.204728][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6743.204728][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6743.204728][ T10] ipv6_find_idev+0x102/0x170 [ 6743.204728][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.204728][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.204728][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.204728][ T10] netlink_unicast+0x449/0x710 [ 6743.204728][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.204728][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.204728][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.204728][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.204728][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.204728][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.204728][ T10] [ 6743.206715][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6743.206969][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6743.206969][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.206969][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.206969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.206969][ T10] ip6_route_add+0x1c/0x140 [ 6743.206969][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6743.206969][ T10] inet6_addr_add+0x4f8/0xa40 [ 6743.206969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.206969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.206969][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.206969][ T10] netlink_unicast+0x449/0x710 [ 6743.206969][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.206969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.206969][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.206969][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.206969][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.206969][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.206969][ T10] [ 6743.209247][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6743.209247][ T10] netdev_get_by_index+0x5e/0x80 [ 6743.209247][ T10] fib6_nh_init+0x3d8/0x1580 [ 6743.209247][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6743.209247][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6743.209247][ T10] ipv6_add_addr+0x411/0x2000 [ 6743.209247][ T10] inet6_addr_add+0x30e/0xa40 [ 6743.209247][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6743.209247][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.209247][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.209247][ T10] netlink_unicast+0x449/0x710 [ 6743.209247][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.209247][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.209247][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.209247][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.209247][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.209247][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.209247][ T10] [ 6743.211509][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6743.211509][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6743.211509][ T10] ipv6_find_idev+0x102/0x170 [ 6743.211509][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.211509][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.211509][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.211509][ T10] netlink_unicast+0x449/0x710 [ 6743.211509][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.211509][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.211509][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.211509][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.211509][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.211509][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.211509][ T10] [ 6743.213322][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6743.213322][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6743.213322][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6743.213322][ T10] ipv6_find_idev+0x102/0x170 [ 6743.213322][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6743.213322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6743.213322][ T10] netlink_rcv_skb+0x130/0x360 [ 6743.213322][ T10] netlink_unicast+0x449/0x710 [ 6743.213322][ T10] netlink_sendmsg+0x723/0xbe0 [ 6743.213322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6743.213322][ T10] ___sys_sendmsg+0xee/0x170 [ 6743.213322][ T10] __sys_sendmsg+0xcd/0x170 [ 6743.213322][ T10] do_syscall_64+0xc6/0x1e0 [ 6743.213322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6743.213322][ T10] [ 6753.462920][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6753.463308][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.463308][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6753.463308][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6753.463308][ T10] fib6_nh_init+0xa22/0x1580 [ 6753.463308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.463308][ T10] ip6_route_add+0x1c/0x140 [ 6753.463308][ T10] inet6_rtm_newroute+0x104/0x110 [ 6753.463308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.463308][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.463308][ T10] netlink_unicast+0x449/0x710 [ 6753.463308][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.463308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.463308][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.463308][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.463308][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.463308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.463308][ T10] [ 6753.465214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.465214][ T10] dst_init+0x84/0x4a0 [ 6753.465214][ T10] dst_alloc+0x97/0x150 [ 6753.465214][ T10] ip6_dst_alloc+0x23/0x90 [ 6753.465214][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6753.465214][ T10] ip6_pol_route+0x56f/0x840 [ 6753.465214][ T10] fib6_rule_lookup+0x456/0x630 [ 6753.465214][ T10] ip6_route_input+0x59c/0xa50 [ 6753.465214][ T10] ipv6_rcv+0x397/0x810 [ 6753.465214][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6753.465214][ T10] process_backlog+0x101/0x620 [ 6753.465214][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6753.465214][ T10] net_rx_action+0x495/0xbe0 [ 6753.465214][ T10] __do_softirq+0x1b5/0x7f6 [ 6753.465214][ T10] [ 6753.466864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.466864][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.466864][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.466864][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.466864][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6753.466864][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6753.466864][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6753.466864][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6753.466864][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6753.466864][ T10] addrconf_dad_begin+0x310/0x670 [ 6753.466864][ T10] addrconf_dad_work+0x10b/0xab0 [ 6753.466864][ T10] process_one_work+0x84d/0x18a0 [ 6753.466864][ T10] worker_thread+0x587/0xd30 [ 6753.466864][ T10] kthread+0x28a/0x350 [ 6753.466864][ T10] ret_from_fork+0x31/0x70 [ 6753.466864][ T10] ret_from_fork_asm+0x1a/0x30 [ 6753.466864][ T10] [ 6753.468774][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.468774][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.468774][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.468774][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.468774][ T10] ip6_route_add+0x1c/0x140 [ 6753.468774][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6753.468774][ T10] inet6_addr_add+0x4f8/0xa40 [ 6753.468774][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.468774][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.468774][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.468774][ T10] netlink_unicast+0x449/0x710 [ 6753.468774][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.468774][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.468774][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.468774][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.468774][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.468774][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.468774][ T10] [ 6753.470799][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.470799][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.470799][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.470799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.470799][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6753.470799][ T10] ipv6_add_addr+0x411/0x2000 [ 6753.470799][ T10] inet6_addr_add+0x30e/0xa40 [ 6753.470799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.470799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.470799][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.470799][ T10] netlink_unicast+0x449/0x710 [ 6753.470799][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.470799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.470799][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.470799][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.470799][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.470799][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.470799][ T10] [ 6753.472802][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.472802][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.472802][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.472802][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.472802][ T10] ip6_route_add+0x1c/0x140 [ 6753.472802][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6753.472802][ T10] addrconf_add_dev+0xe2/0x170 [ 6753.472802][ T10] inet6_addr_add+0x12f/0xa40 [ 6753.472802][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.472802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.472802][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.472802][ T10] netlink_unicast+0x449/0x710 [ 6753.472802][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.472802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.472802][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.472802][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.472802][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.472802][ T10] [ 6753.474780][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.474780][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6753.474780][ T10] ipv6_find_idev+0x102/0x170 [ 6753.474780][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.474780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.474780][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.474780][ T10] netlink_unicast+0x449/0x710 [ 6753.474780][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.474780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.474780][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.474780][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.474780][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.474780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.474780][ T10] [ 6753.476336][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6753.476336][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6753.476336][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6753.476336][ T10] ipv6_find_idev+0x102/0x170 [ 6753.476336][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.476336][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.476336][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.476336][ T10] netlink_unicast+0x449/0x710 [ 6753.476336][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.476336][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.476336][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.476336][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.476336][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.476336][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.476336][ T10] [ 6753.478045][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6753.478327][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6753.478327][ T10] dst_init+0x84/0x4a0 [ 6753.478327][ T10] dst_alloc+0x97/0x150 [ 6753.478327][ T10] ip6_dst_alloc+0x23/0x90 [ 6753.478327][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6753.478327][ T10] ip6_pol_route+0x56f/0x840 [ 6753.478327][ T10] fib6_rule_lookup+0x456/0x630 [ 6753.478327][ T10] ip6_route_input+0x59c/0xa50 [ 6753.478327][ T10] ipv6_rcv+0x397/0x810 [ 6753.478327][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6753.478327][ T10] process_backlog+0x101/0x620 [ 6753.478327][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6753.478327][ T10] net_rx_action+0x495/0xbe0 [ 6753.478327][ T10] __do_softirq+0x1b5/0x7f6 [ 6753.478327][ T10] [ 6753.479965][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.479965][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6753.479965][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6753.479965][ T10] fib6_nh_init+0xa22/0x1580 [ 6753.479965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.479965][ T10] ip6_route_add+0x1c/0x140 [ 6753.479965][ T10] inet6_rtm_newroute+0x104/0x110 [ 6753.479965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.479965][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.479965][ T10] netlink_unicast+0x449/0x710 [ 6753.479965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.479965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.479965][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.479965][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.479965][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.479965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.479965][ T10] [ 6753.481879][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.481879][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.481879][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.481879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.481879][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6753.481879][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6753.481879][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6753.481879][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6753.481879][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6753.481879][ T10] addrconf_dad_begin+0x310/0x670 [ 6753.481879][ T10] addrconf_dad_work+0x10b/0xab0 [ 6753.481879][ T10] process_one_work+0x84d/0x18a0 [ 6753.481879][ T10] worker_thread+0x587/0xd30 [ 6753.481879][ T10] kthread+0x28a/0x350 [ 6753.481879][ T10] ret_from_fork+0x31/0x70 [ 6753.481879][ T10] ret_from_fork_asm+0x1a/0x30 [ 6753.481879][ T10] [ 6753.483786][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.483786][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.483786][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.483786][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.483786][ T10] ip6_route_add+0x1c/0x140 [ 6753.483786][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6753.483786][ T10] inet6_addr_add+0x4f8/0xa40 [ 6753.483786][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.483786][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.483786][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.483786][ T10] netlink_unicast+0x449/0x710 [ 6753.483786][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.483786][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.483786][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.483786][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.483786][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.483786][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.483786][ T10] [ 6753.485789][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.485789][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.485789][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.485789][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.485789][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6753.485789][ T10] ipv6_add_addr+0x411/0x2000 [ 6753.485789][ T10] inet6_addr_add+0x30e/0xa40 [ 6753.485789][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.485789][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.485789][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.485789][ T10] netlink_unicast+0x449/0x710 [ 6753.485789][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.485789][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.485789][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.485789][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.485789][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.485789][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.485789][ T10] [ 6753.487779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.487779][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.487779][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.487779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.487779][ T10] ip6_route_add+0x1c/0x140 [ 6753.487779][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6753.487779][ T10] addrconf_add_dev+0xe2/0x170 [ 6753.487779][ T10] inet6_addr_add+0x12f/0xa40 [ 6753.487779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.487779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.487779][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.487779][ T10] netlink_unicast+0x449/0x710 [ 6753.487779][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.487779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.487779][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.487779][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.487779][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.487779][ T10] [ 6753.489873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.489873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6753.489873][ T10] ipv6_find_idev+0x102/0x170 [ 6753.489873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.489873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.489873][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.489873][ T10] netlink_unicast+0x449/0x710 [ 6753.489873][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.489873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.489873][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.489873][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.489873][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.489873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.489873][ T10] [ 6753.491589][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6753.491589][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6753.491589][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6753.491589][ T10] ipv6_find_idev+0x102/0x170 [ 6753.491589][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.491589][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.491589][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.491589][ T10] netlink_unicast+0x449/0x710 [ 6753.491589][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.491589][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.491589][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.491589][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.491589][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.491589][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.491589][ T10] [ 6753.493576][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6753.493818][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6753.493818][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.493818][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.493818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.493818][ T10] ip6_route_add+0x1c/0x140 [ 6753.493818][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6753.493818][ T10] inet6_addr_add+0x4f8/0xa40 [ 6753.493818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.493818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.493818][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.493818][ T10] netlink_unicast+0x449/0x710 [ 6753.493818][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.493818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.493818][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.493818][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.493818][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.493818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.493818][ T10] [ 6753.496084][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6753.496084][ T10] netdev_get_by_index+0x5e/0x80 [ 6753.496084][ T10] fib6_nh_init+0x3d8/0x1580 [ 6753.496084][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6753.496084][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6753.496084][ T10] ipv6_add_addr+0x411/0x2000 [ 6753.496084][ T10] inet6_addr_add+0x30e/0xa40 [ 6753.496084][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6753.496084][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.496084][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.496084][ T10] netlink_unicast+0x449/0x710 [ 6753.496084][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.496084][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.496084][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.496084][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.496084][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.496084][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.496084][ T10] [ 6753.498264][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6753.498264][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6753.498264][ T10] ipv6_find_idev+0x102/0x170 [ 6753.498264][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.498264][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.498264][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.498264][ T10] netlink_unicast+0x449/0x710 [ 6753.498264][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.498264][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.498264][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.498264][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.498264][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.498264][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.498264][ T10] [ 6753.499995][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6753.499995][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6753.499995][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6753.499995][ T10] ipv6_find_idev+0x102/0x170 [ 6753.499995][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6753.499995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6753.499995][ T10] netlink_rcv_skb+0x130/0x360 [ 6753.499995][ T10] netlink_unicast+0x449/0x710 [ 6753.499995][ T10] netlink_sendmsg+0x723/0xbe0 [ 6753.499995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6753.499995][ T10] ___sys_sendmsg+0xee/0x170 [ 6753.499995][ T10] __sys_sendmsg+0xcd/0x170 [ 6753.499995][ T10] do_syscall_64+0xc6/0x1e0 [ 6753.499995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6753.499995][ T10] [ 6763.750909][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6763.751358][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.751358][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6763.751358][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6763.751358][ T10] fib6_nh_init+0xa22/0x1580 [ 6763.751358][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.751358][ T10] ip6_route_add+0x1c/0x140 [ 6763.751358][ T10] inet6_rtm_newroute+0x104/0x110 [ 6763.751358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.751358][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.751358][ T10] netlink_unicast+0x449/0x710 [ 6763.751358][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.751358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.751358][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.751358][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.751358][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.751358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.751358][ T10] [ 6763.753269][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.753269][ T10] dst_init+0x84/0x4a0 [ 6763.753269][ T10] dst_alloc+0x97/0x150 [ 6763.753269][ T10] ip6_dst_alloc+0x23/0x90 [ 6763.753269][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6763.753269][ T10] ip6_pol_route+0x56f/0x840 [ 6763.753269][ T10] fib6_rule_lookup+0x456/0x630 [ 6763.753269][ T10] ip6_route_input+0x59c/0xa50 [ 6763.753269][ T10] ipv6_rcv+0x397/0x810 [ 6763.753269][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6763.753269][ T10] process_backlog+0x101/0x620 [ 6763.753269][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6763.753269][ T10] net_rx_action+0x495/0xbe0 [ 6763.753269][ T10] __do_softirq+0x1b5/0x7f6 [ 6763.753269][ T10] [ 6763.754926][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.754926][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.754926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.754926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.754926][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6763.754926][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6763.754926][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6763.754926][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6763.754926][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6763.754926][ T10] addrconf_dad_begin+0x310/0x670 [ 6763.754926][ T10] addrconf_dad_work+0x10b/0xab0 [ 6763.754926][ T10] process_one_work+0x84d/0x18a0 [ 6763.754926][ T10] worker_thread+0x587/0xd30 [ 6763.754926][ T10] kthread+0x28a/0x350 [ 6763.754926][ T10] ret_from_fork+0x31/0x70 [ 6763.754926][ T10] ret_from_fork_asm+0x1a/0x30 [ 6763.754926][ T10] [ 6763.756842][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.756842][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.756842][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.756842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.756842][ T10] ip6_route_add+0x1c/0x140 [ 6763.756842][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6763.756842][ T10] inet6_addr_add+0x4f8/0xa40 [ 6763.756842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.756842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.756842][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.756842][ T10] netlink_unicast+0x449/0x710 [ 6763.756842][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.756842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.756842][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.756842][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.756842][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.756842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.756842][ T10] [ 6763.758844][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.758844][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.758844][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.758844][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.758844][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6763.758844][ T10] ipv6_add_addr+0x411/0x2000 [ 6763.758844][ T10] inet6_addr_add+0x30e/0xa40 [ 6763.758844][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.758844][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.758844][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.758844][ T10] netlink_unicast+0x449/0x710 [ 6763.758844][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.758844][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.758844][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.758844][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.758844][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.758844][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.758844][ T10] [ 6763.760842][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.760842][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.760842][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.760842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.760842][ T10] ip6_route_add+0x1c/0x140 [ 6763.760842][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6763.760842][ T10] addrconf_add_dev+0xe2/0x170 [ 6763.760842][ T10] inet6_addr_add+0x12f/0xa40 [ 6763.760842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.760842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.760842][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.760842][ T10] netlink_unicast+0x449/0x710 [ 6763.760842][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.760842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.760842][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.760842][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.760842][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.760842][ T10] [ 6763.762810][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.762810][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6763.762810][ T10] ipv6_find_idev+0x102/0x170 [ 6763.762810][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.762810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.762810][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.762810][ T10] netlink_unicast+0x449/0x710 [ 6763.762810][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.762810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.762810][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.762810][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.762810][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.762810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.762810][ T10] [ 6763.764364][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6763.764364][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6763.764364][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6763.764364][ T10] ipv6_find_idev+0x102/0x170 [ 6763.764364][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.764364][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.764364][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.764364][ T10] netlink_unicast+0x449/0x710 [ 6763.764364][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.764364][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.764364][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.764364][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.764364][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.764364][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.764364][ T10] [ 6763.766061][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6763.766336][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6763.766336][ T10] dst_init+0x84/0x4a0 [ 6763.766336][ T10] dst_alloc+0x97/0x150 [ 6763.766336][ T10] ip6_dst_alloc+0x23/0x90 [ 6763.766336][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6763.766336][ T10] ip6_pol_route+0x56f/0x840 [ 6763.766336][ T10] fib6_rule_lookup+0x456/0x630 [ 6763.766336][ T10] ip6_route_input+0x59c/0xa50 [ 6763.766336][ T10] ipv6_rcv+0x397/0x810 [ 6763.766336][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6763.766336][ T10] process_backlog+0x101/0x620 [ 6763.766336][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6763.766336][ T10] net_rx_action+0x495/0xbe0 [ 6763.766336][ T10] __do_softirq+0x1b5/0x7f6 [ 6763.766336][ T10] [ 6763.767981][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.767981][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6763.767981][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6763.767981][ T10] fib6_nh_init+0xa22/0x1580 [ 6763.767981][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.767981][ T10] ip6_route_add+0x1c/0x140 [ 6763.767981][ T10] inet6_rtm_newroute+0x104/0x110 [ 6763.767981][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.767981][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.767981][ T10] netlink_unicast+0x449/0x710 [ 6763.767981][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.767981][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.767981][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.767981][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.767981][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.767981][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.767981][ T10] [ 6763.769869][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.769869][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.769869][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.769869][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.769869][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6763.769869][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6763.769869][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6763.769869][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6763.769869][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6763.769869][ T10] addrconf_dad_begin+0x310/0x670 [ 6763.769869][ T10] addrconf_dad_work+0x10b/0xab0 [ 6763.769869][ T10] process_one_work+0x84d/0x18a0 [ 6763.769869][ T10] worker_thread+0x587/0xd30 [ 6763.769869][ T10] kthread+0x28a/0x350 [ 6763.769869][ T10] ret_from_fork+0x31/0x70 [ 6763.769869][ T10] ret_from_fork_asm+0x1a/0x30 [ 6763.769869][ T10] [ 6763.771791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.771791][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.771791][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.771791][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.771791][ T10] ip6_route_add+0x1c/0x140 [ 6763.771791][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6763.771791][ T10] inet6_addr_add+0x4f8/0xa40 [ 6763.771791][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.771791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.771791][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.771791][ T10] netlink_unicast+0x449/0x710 [ 6763.771791][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.771791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.771791][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.771791][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.771791][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.771791][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.771791][ T10] [ 6763.773817][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.773817][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.773817][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.773817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.773817][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6763.773817][ T10] ipv6_add_addr+0x411/0x2000 [ 6763.773817][ T10] inet6_addr_add+0x30e/0xa40 [ 6763.773817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.773817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.773817][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.773817][ T10] netlink_unicast+0x449/0x710 [ 6763.773817][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.773817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.773817][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.773817][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.773817][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.773817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.773817][ T10] [ 6763.775853][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.775853][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.775853][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.775853][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.775853][ T10] ip6_route_add+0x1c/0x140 [ 6763.775853][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6763.775853][ T10] addrconf_add_dev+0xe2/0x170 [ 6763.775853][ T10] inet6_addr_add+0x12f/0xa40 [ 6763.775853][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.775853][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.775853][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.775853][ T10] netlink_unicast+0x449/0x710 [ 6763.775853][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.775853][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.775853][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.775853][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.775853][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.775853][ T10] [ 6763.777946][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.777946][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6763.777946][ T10] ipv6_find_idev+0x102/0x170 [ 6763.777946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.777946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.777946][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.777946][ T10] netlink_unicast+0x449/0x710 [ 6763.777946][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.777946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.777946][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.777946][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.777946][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.777946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.777946][ T10] [ 6763.779734][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6763.779734][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6763.779734][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6763.779734][ T10] ipv6_find_idev+0x102/0x170 [ 6763.779734][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.779734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.779734][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.779734][ T10] netlink_unicast+0x449/0x710 [ 6763.779734][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.779734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.779734][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.779734][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.779734][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.779734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.779734][ T10] [ 6763.781661][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6763.781908][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6763.781908][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.781908][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.781908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.781908][ T10] ip6_route_add+0x1c/0x140 [ 6763.781908][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6763.781908][ T10] inet6_addr_add+0x4f8/0xa40 [ 6763.781908][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.781908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.781908][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.781908][ T10] netlink_unicast+0x449/0x710 [ 6763.781908][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.781908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.781908][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.781908][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.781908][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.781908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.781908][ T10] [ 6763.784158][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6763.784158][ T10] netdev_get_by_index+0x5e/0x80 [ 6763.784158][ T10] fib6_nh_init+0x3d8/0x1580 [ 6763.784158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6763.784158][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6763.784158][ T10] ipv6_add_addr+0x411/0x2000 [ 6763.784158][ T10] inet6_addr_add+0x30e/0xa40 [ 6763.784158][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6763.784158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.784158][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.784158][ T10] netlink_unicast+0x449/0x710 [ 6763.784158][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.784158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.784158][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.784158][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.784158][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.784158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.784158][ T10] [ 6763.786362][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6763.786362][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6763.786362][ T10] ipv6_find_idev+0x102/0x170 [ 6763.786362][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.786362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.786362][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.786362][ T10] netlink_unicast+0x449/0x710 [ 6763.786362][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.786362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.786362][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.786362][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.786362][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.786362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.786362][ T10] [ 6763.788168][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6763.788168][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6763.788168][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6763.788168][ T10] ipv6_find_idev+0x102/0x170 [ 6763.788168][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6763.788168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6763.788168][ T10] netlink_rcv_skb+0x130/0x360 [ 6763.788168][ T10] netlink_unicast+0x449/0x710 [ 6763.788168][ T10] netlink_sendmsg+0x723/0xbe0 [ 6763.788168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6763.788168][ T10] ___sys_sendmsg+0xee/0x170 [ 6763.788168][ T10] __sys_sendmsg+0xcd/0x170 [ 6763.788168][ T10] do_syscall_64+0xc6/0x1e0 [ 6763.788168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6763.788168][ T10] [ 6774.038921][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6774.039317][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.039317][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6774.039317][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6774.039317][ T10] fib6_nh_init+0xa22/0x1580 [ 6774.039317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.039317][ T10] ip6_route_add+0x1c/0x140 [ 6774.039317][ T10] inet6_rtm_newroute+0x104/0x110 [ 6774.039317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.039317][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.039317][ T10] netlink_unicast+0x449/0x710 [ 6774.039317][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.039317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.039317][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.039317][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.039317][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.039317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.039317][ T10] [ 6774.041309][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.041309][ T10] dst_init+0x84/0x4a0 [ 6774.041309][ T10] dst_alloc+0x97/0x150 [ 6774.041309][ T10] ip6_dst_alloc+0x23/0x90 [ 6774.041309][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6774.041309][ T10] ip6_pol_route+0x56f/0x840 [ 6774.041309][ T10] fib6_rule_lookup+0x456/0x630 [ 6774.041309][ T10] ip6_route_input+0x59c/0xa50 [ 6774.041309][ T10] ipv6_rcv+0x397/0x810 [ 6774.041309][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6774.041309][ T10] process_backlog+0x101/0x620 [ 6774.041309][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6774.041309][ T10] net_rx_action+0x495/0xbe0 [ 6774.041309][ T10] __do_softirq+0x1b5/0x7f6 [ 6774.041309][ T10] [ 6774.042974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.042974][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.042974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.042974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.042974][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6774.042974][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6774.042974][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6774.042974][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6774.042974][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6774.042974][ T10] addrconf_dad_begin+0x310/0x670 [ 6774.042974][ T10] addrconf_dad_work+0x10b/0xab0 [ 6774.042974][ T10] process_one_work+0x84d/0x18a0 [ 6774.042974][ T10] worker_thread+0x587/0xd30 [ 6774.042974][ T10] kthread+0x28a/0x350 [ 6774.042974][ T10] ret_from_fork+0x31/0x70 [ 6774.042974][ T10] ret_from_fork_asm+0x1a/0x30 [ 6774.042974][ T10] [ 6774.044918][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.044918][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.044918][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.044918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.044918][ T10] ip6_route_add+0x1c/0x140 [ 6774.044918][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6774.044918][ T10] inet6_addr_add+0x4f8/0xa40 [ 6774.044918][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.044918][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.044918][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.044918][ T10] netlink_unicast+0x449/0x710 [ 6774.044918][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.044918][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.044918][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.044918][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.044918][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.044918][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.044918][ T10] [ 6774.046950][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.046950][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.046950][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.046950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.046950][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6774.046950][ T10] ipv6_add_addr+0x411/0x2000 [ 6774.046950][ T10] inet6_addr_add+0x30e/0xa40 [ 6774.046950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.046950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.046950][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.046950][ T10] netlink_unicast+0x449/0x710 [ 6774.046950][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.046950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.046950][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.046950][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.046950][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.046950][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.046950][ T10] [ 6774.048969][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.048969][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.048969][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.048969][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.048969][ T10] ip6_route_add+0x1c/0x140 [ 6774.048969][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6774.048969][ T10] addrconf_add_dev+0xe2/0x170 [ 6774.048969][ T10] inet6_addr_add+0x12f/0xa40 [ 6774.048969][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.048969][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.048969][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.048969][ T10] netlink_unicast+0x449/0x710 [ 6774.048969][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.048969][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.048969][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.048969][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.048969][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.048969][ T10] [ 6774.050946][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.050946][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6774.050946][ T10] ipv6_find_idev+0x102/0x170 [ 6774.050946][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.050946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.050946][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.050946][ T10] netlink_unicast+0x449/0x710 [ 6774.050946][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.050946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.050946][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.050946][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.050946][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.050946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.050946][ T10] [ 6774.052496][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6774.052496][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6774.052496][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6774.052496][ T10] ipv6_find_idev+0x102/0x170 [ 6774.052496][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.052496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.052496][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.052496][ T10] netlink_unicast+0x449/0x710 [ 6774.052496][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.052496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.052496][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.052496][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.052496][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.052496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.052496][ T10] [ 6774.054219][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6774.054497][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6774.054497][ T10] dst_init+0x84/0x4a0 [ 6774.054497][ T10] dst_alloc+0x97/0x150 [ 6774.054497][ T10] ip6_dst_alloc+0x23/0x90 [ 6774.054497][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6774.054497][ T10] ip6_pol_route+0x56f/0x840 [ 6774.054497][ T10] fib6_rule_lookup+0x456/0x630 [ 6774.054497][ T10] ip6_route_input+0x59c/0xa50 [ 6774.054497][ T10] ipv6_rcv+0x397/0x810 [ 6774.054497][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6774.054497][ T10] process_backlog+0x101/0x620 [ 6774.054497][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6774.054497][ T10] net_rx_action+0x495/0xbe0 [ 6774.054497][ T10] __do_softirq+0x1b5/0x7f6 [ 6774.054497][ T10] [ 6774.056153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.056153][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6774.056153][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6774.056153][ T10] fib6_nh_init+0xa22/0x1580 [ 6774.056153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.056153][ T10] ip6_route_add+0x1c/0x140 [ 6774.056153][ T10] inet6_rtm_newroute+0x104/0x110 [ 6774.056153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.056153][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.056153][ T10] netlink_unicast+0x449/0x710 [ 6774.056153][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.056153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.056153][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.056153][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.056153][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.056153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.056153][ T10] [ 6774.058032][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.058032][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.058032][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.058032][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.058032][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6774.058032][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6774.058032][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6774.058032][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6774.058032][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6774.058032][ T10] addrconf_dad_begin+0x310/0x670 [ 6774.058032][ T10] addrconf_dad_work+0x10b/0xab0 [ 6774.058032][ T10] process_one_work+0x84d/0x18a0 [ 6774.058032][ T10] worker_thread+0x587/0xd30 [ 6774.058032][ T10] kthread+0x28a/0x350 [ 6774.058032][ T10] ret_from_fork+0x31/0x70 [ 6774.058032][ T10] ret_from_fork_asm+0x1a/0x30 [ 6774.058032][ T10] [ 6774.059954][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.059954][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.059954][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.059954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.059954][ T10] ip6_route_add+0x1c/0x140 [ 6774.059954][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6774.059954][ T10] inet6_addr_add+0x4f8/0xa40 [ 6774.059954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.059954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.059954][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.059954][ T10] netlink_unicast+0x449/0x710 [ 6774.059954][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.059954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.059954][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.059954][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.059954][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.059954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.059954][ T10] [ 6774.061997][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.061997][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.061997][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.061997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.061997][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6774.061997][ T10] ipv6_add_addr+0x411/0x2000 [ 6774.061997][ T10] inet6_addr_add+0x30e/0xa40 [ 6774.061997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.061997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.061997][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.061997][ T10] netlink_unicast+0x449/0x710 [ 6774.061997][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.061997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.061997][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.061997][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.061997][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.061997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.061997][ T10] [ 6774.064009][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.064009][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.064009][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.064009][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.064009][ T10] ip6_route_add+0x1c/0x140 [ 6774.064009][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6774.064009][ T10] addrconf_add_dev+0xe2/0x170 [ 6774.064009][ T10] inet6_addr_add+0x12f/0xa40 [ 6774.064009][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.064009][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.064009][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.064009][ T10] netlink_unicast+0x449/0x710 [ 6774.064009][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.064009][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.064009][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.064009][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.064009][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.064009][ T10] [ 6774.066640][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.066640][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6774.066640][ T10] ipv6_find_idev+0x102/0x170 [ 6774.066640][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.066640][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.066640][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.066640][ T10] netlink_unicast+0x449/0x710 [ 6774.066640][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.066640][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.066640][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.066640][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.066640][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.066640][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.066640][ T10] [ 6774.068367][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6774.068367][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6774.068367][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6774.068367][ T10] ipv6_find_idev+0x102/0x170 [ 6774.068367][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.068367][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.068367][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.068367][ T10] netlink_unicast+0x449/0x710 [ 6774.068367][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.068367][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.068367][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.068367][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.068367][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.068367][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.068367][ T10] [ 6774.070373][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6774.070619][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6774.070619][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.070619][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.070619][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.070619][ T10] ip6_route_add+0x1c/0x140 [ 6774.070619][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6774.070619][ T10] inet6_addr_add+0x4f8/0xa40 [ 6774.070619][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.070619][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.070619][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.070619][ T10] netlink_unicast+0x449/0x710 [ 6774.070619][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.070619][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.070619][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.070619][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.070619][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.070619][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.070619][ T10] [ 6774.072886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6774.072886][ T10] netdev_get_by_index+0x5e/0x80 [ 6774.072886][ T10] fib6_nh_init+0x3d8/0x1580 [ 6774.072886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6774.072886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6774.072886][ T10] ipv6_add_addr+0x411/0x2000 [ 6774.072886][ T10] inet6_addr_add+0x30e/0xa40 [ 6774.072886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6774.072886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.072886][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.072886][ T10] netlink_unicast+0x449/0x710 [ 6774.072886][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.072886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.072886][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.072886][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.072886][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.072886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.072886][ T10] [ 6774.075094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6774.075094][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6774.075094][ T10] ipv6_find_idev+0x102/0x170 [ 6774.075094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.075094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.075094][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.075094][ T10] netlink_unicast+0x449/0x710 [ 6774.075094][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.075094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.075094][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.075094][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.075094][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.075094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.075094][ T10] [ 6774.076701][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6774.076701][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6774.076701][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6774.076701][ T10] ipv6_find_idev+0x102/0x170 [ 6774.076701][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6774.076701][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6774.076701][ T10] netlink_rcv_skb+0x130/0x360 [ 6774.076701][ T10] netlink_unicast+0x449/0x710 [ 6774.076701][ T10] netlink_sendmsg+0x723/0xbe0 [ 6774.076701][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6774.076701][ T10] ___sys_sendmsg+0xee/0x170 [ 6774.076701][ T10] __sys_sendmsg+0xcd/0x170 [ 6774.076701][ T10] do_syscall_64+0xc6/0x1e0 [ 6774.076701][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6774.076701][ T10] [ 6784.326946][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6784.327334][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.327334][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6784.327334][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6784.327334][ T10] fib6_nh_init+0xa22/0x1580 [ 6784.327334][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.327334][ T10] ip6_route_add+0x1c/0x140 [ 6784.327334][ T10] inet6_rtm_newroute+0x104/0x110 [ 6784.327334][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.327334][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.327334][ T10] netlink_unicast+0x449/0x710 [ 6784.327334][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.327334][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.327334][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.327334][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.327334][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.327334][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.327334][ T10] [ 6784.329235][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.329235][ T10] dst_init+0x84/0x4a0 [ 6784.329235][ T10] dst_alloc+0x97/0x150 [ 6784.329235][ T10] ip6_dst_alloc+0x23/0x90 [ 6784.329235][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6784.329235][ T10] ip6_pol_route+0x56f/0x840 [ 6784.329235][ T10] fib6_rule_lookup+0x456/0x630 [ 6784.329235][ T10] ip6_route_input+0x59c/0xa50 [ 6784.329235][ T10] ipv6_rcv+0x397/0x810 [ 6784.329235][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6784.329235][ T10] process_backlog+0x101/0x620 [ 6784.329235][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6784.329235][ T10] net_rx_action+0x495/0xbe0 [ 6784.329235][ T10] __do_softirq+0x1b5/0x7f6 [ 6784.329235][ T10] [ 6784.330897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.330897][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.330897][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.330897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.330897][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6784.330897][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6784.330897][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6784.330897][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6784.330897][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6784.330897][ T10] addrconf_dad_begin+0x310/0x670 [ 6784.330897][ T10] addrconf_dad_work+0x10b/0xab0 [ 6784.330897][ T10] process_one_work+0x84d/0x18a0 [ 6784.330897][ T10] worker_thread+0x587/0xd30 [ 6784.330897][ T10] kthread+0x28a/0x350 [ 6784.330897][ T10] ret_from_fork+0x31/0x70 [ 6784.330897][ T10] ret_from_fork_asm+0x1a/0x30 [ 6784.330897][ T10] [ 6784.332836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.332836][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.332836][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.332836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.332836][ T10] ip6_route_add+0x1c/0x140 [ 6784.332836][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6784.332836][ T10] inet6_addr_add+0x4f8/0xa40 [ 6784.332836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.332836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.332836][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.332836][ T10] netlink_unicast+0x449/0x710 [ 6784.332836][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.332836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.332836][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.332836][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.332836][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.332836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.332836][ T10] [ 6784.334879][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.334879][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.334879][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.334879][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.334879][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6784.334879][ T10] ipv6_add_addr+0x411/0x2000 [ 6784.334879][ T10] inet6_addr_add+0x30e/0xa40 [ 6784.334879][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.334879][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.334879][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.334879][ T10] netlink_unicast+0x449/0x710 [ 6784.334879][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.334879][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.334879][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.334879][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.334879][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.334879][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.334879][ T10] [ 6784.336886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.336886][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.336886][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.336886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.336886][ T10] ip6_route_add+0x1c/0x140 [ 6784.336886][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6784.336886][ T10] addrconf_add_dev+0xe2/0x170 [ 6784.336886][ T10] inet6_addr_add+0x12f/0xa40 [ 6784.336886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.336886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.336886][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.336886][ T10] netlink_unicast+0x449/0x710 [ 6784.336886][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.336886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.336886][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.336886][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.336886][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.336886][ T10] [ 6784.338885][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.338885][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6784.338885][ T10] ipv6_find_idev+0x102/0x170 [ 6784.338885][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.338885][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.338885][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.338885][ T10] netlink_unicast+0x449/0x710 [ 6784.338885][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.338885][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.338885][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.338885][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.338885][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.338885][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.338885][ T10] [ 6784.340438][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6784.340438][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6784.340438][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6784.340438][ T10] ipv6_find_idev+0x102/0x170 [ 6784.340438][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.340438][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.340438][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.340438][ T10] netlink_unicast+0x449/0x710 [ 6784.340438][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.340438][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.340438][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.340438][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.340438][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.340438][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.340438][ T10] [ 6784.342143][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6784.342430][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6784.342430][ T10] dst_init+0x84/0x4a0 [ 6784.342430][ T10] dst_alloc+0x97/0x150 [ 6784.342430][ T10] ip6_dst_alloc+0x23/0x90 [ 6784.342430][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6784.342430][ T10] ip6_pol_route+0x56f/0x840 [ 6784.342430][ T10] fib6_rule_lookup+0x456/0x630 [ 6784.342430][ T10] ip6_route_input+0x59c/0xa50 [ 6784.342430][ T10] ipv6_rcv+0x397/0x810 [ 6784.342430][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6784.342430][ T10] process_backlog+0x101/0x620 [ 6784.342430][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6784.342430][ T10] net_rx_action+0x495/0xbe0 [ 6784.342430][ T10] __do_softirq+0x1b5/0x7f6 [ 6784.342430][ T10] [ 6784.344126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.344126][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6784.344126][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6784.344126][ T10] fib6_nh_init+0xa22/0x1580 [ 6784.344126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.344126][ T10] ip6_route_add+0x1c/0x140 [ 6784.344126][ T10] inet6_rtm_newroute+0x104/0x110 [ 6784.344126][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.344126][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.344126][ T10] netlink_unicast+0x449/0x710 [ 6784.344126][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.344126][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.344126][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.344126][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.344126][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.344126][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.344126][ T10] [ 6784.346042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.346042][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.346042][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.346042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.346042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6784.346042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6784.346042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6784.346042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6784.346042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6784.346042][ T10] addrconf_dad_begin+0x310/0x670 [ 6784.346042][ T10] addrconf_dad_work+0x10b/0xab0 [ 6784.346042][ T10] process_one_work+0x84d/0x18a0 [ 6784.346042][ T10] worker_thread+0x587/0xd30 [ 6784.346042][ T10] kthread+0x28a/0x350 [ 6784.346042][ T10] ret_from_fork+0x31/0x70 [ 6784.346042][ T10] ret_from_fork_asm+0x1a/0x30 [ 6784.346042][ T10] [ 6784.347971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.347971][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.347971][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.347971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.347971][ T10] ip6_route_add+0x1c/0x140 [ 6784.347971][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6784.347971][ T10] inet6_addr_add+0x4f8/0xa40 [ 6784.347971][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.347971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.347971][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.347971][ T10] netlink_unicast+0x449/0x710 [ 6784.347971][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.347971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.347971][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.347971][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.347971][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.347971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.347971][ T10] [ 6784.349986][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.349986][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.349986][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.349986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.349986][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6784.349986][ T10] ipv6_add_addr+0x411/0x2000 [ 6784.349986][ T10] inet6_addr_add+0x30e/0xa40 [ 6784.349986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.349986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.349986][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.349986][ T10] netlink_unicast+0x449/0x710 [ 6784.349986][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.349986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.349986][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.349986][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.349986][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.349986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.349986][ T10] [ 6784.352005][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.352005][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.352005][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.352005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.352005][ T10] ip6_route_add+0x1c/0x140 [ 6784.352005][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6784.352005][ T10] addrconf_add_dev+0xe2/0x170 [ 6784.352005][ T10] inet6_addr_add+0x12f/0xa40 [ 6784.352005][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.352005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.352005][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.352005][ T10] netlink_unicast+0x449/0x710 [ 6784.352005][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.352005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.352005][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.352005][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.352005][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.352005][ T10] [ 6784.354112][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.354112][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6784.354112][ T10] ipv6_find_idev+0x102/0x170 [ 6784.354112][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.354112][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.354112][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.354112][ T10] netlink_unicast+0x449/0x710 [ 6784.354112][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.354112][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.354112][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.354112][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.354112][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.354112][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.354112][ T10] [ 6784.355905][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6784.355905][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6784.355905][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6784.355905][ T10] ipv6_find_idev+0x102/0x170 [ 6784.355905][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.355905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.355905][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.355905][ T10] netlink_unicast+0x449/0x710 [ 6784.355905][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.355905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.355905][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.355905][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.355905][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.355905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.355905][ T10] [ 6784.357863][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6784.358104][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6784.358104][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.358104][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.358104][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.358104][ T10] ip6_route_add+0x1c/0x140 [ 6784.358104][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6784.358104][ T10] inet6_addr_add+0x4f8/0xa40 [ 6784.358104][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.358104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.358104][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.358104][ T10] netlink_unicast+0x449/0x710 [ 6784.358104][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.358104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.358104][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.358104][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.358104][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.358104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.358104][ T10] [ 6784.360352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6784.360352][ T10] netdev_get_by_index+0x5e/0x80 [ 6784.360352][ T10] fib6_nh_init+0x3d8/0x1580 [ 6784.360352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6784.360352][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6784.360352][ T10] ipv6_add_addr+0x411/0x2000 [ 6784.360352][ T10] inet6_addr_add+0x30e/0xa40 [ 6784.360352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6784.360352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.360352][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.360352][ T10] netlink_unicast+0x449/0x710 [ 6784.360352][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.360352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.360352][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.360352][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.360352][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.360352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.360352][ T10] [ 6784.362594][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6784.362594][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6784.362594][ T10] ipv6_find_idev+0x102/0x170 [ 6784.362594][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.362594][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.362594][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.362594][ T10] netlink_unicast+0x449/0x710 [ 6784.362594][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.362594][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.362594][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.362594][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.362594][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.362594][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.362594][ T10] [ 6784.364385][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6784.364385][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6784.364385][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6784.364385][ T10] ipv6_find_idev+0x102/0x170 [ 6784.364385][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6784.364385][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6784.364385][ T10] netlink_rcv_skb+0x130/0x360 [ 6784.364385][ T10] netlink_unicast+0x449/0x710 [ 6784.364385][ T10] netlink_sendmsg+0x723/0xbe0 [ 6784.364385][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6784.364385][ T10] ___sys_sendmsg+0xee/0x170 [ 6784.364385][ T10] __sys_sendmsg+0xcd/0x170 [ 6784.364385][ T10] do_syscall_64+0xc6/0x1e0 [ 6784.364385][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6784.364385][ T10] [ 6794.614915][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6794.615318][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.615318][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6794.615318][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6794.615318][ T10] fib6_nh_init+0xa22/0x1580 [ 6794.615318][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.615318][ T10] ip6_route_add+0x1c/0x140 [ 6794.615318][ T10] inet6_rtm_newroute+0x104/0x110 [ 6794.615318][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.615318][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.615318][ T10] netlink_unicast+0x449/0x710 [ 6794.615318][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.615318][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.615318][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.615318][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.615318][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.615318][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.615318][ T10] [ 6794.617266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.617266][ T10] dst_init+0x84/0x4a0 [ 6794.617266][ T10] dst_alloc+0x97/0x150 [ 6794.617266][ T10] ip6_dst_alloc+0x23/0x90 [ 6794.617266][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6794.617266][ T10] ip6_pol_route+0x56f/0x840 [ 6794.617266][ T10] fib6_rule_lookup+0x456/0x630 [ 6794.617266][ T10] ip6_route_input+0x59c/0xa50 [ 6794.617266][ T10] ipv6_rcv+0x397/0x810 [ 6794.617266][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6794.617266][ T10] process_backlog+0x101/0x620 [ 6794.617266][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6794.617266][ T10] net_rx_action+0x495/0xbe0 [ 6794.617266][ T10] __do_softirq+0x1b5/0x7f6 [ 6794.617266][ T10] [ 6794.618953][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.618953][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.618953][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.618953][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.618953][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6794.618953][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6794.618953][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6794.618953][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6794.618953][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6794.618953][ T10] addrconf_dad_begin+0x310/0x670 [ 6794.618953][ T10] addrconf_dad_work+0x10b/0xab0 [ 6794.618953][ T10] process_one_work+0x84d/0x18a0 [ 6794.618953][ T10] worker_thread+0x587/0xd30 [ 6794.618953][ T10] kthread+0x28a/0x350 [ 6794.618953][ T10] ret_from_fork+0x31/0x70 [ 6794.618953][ T10] ret_from_fork_asm+0x1a/0x30 [ 6794.618953][ T10] [ 6794.620899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.620899][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.620899][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.620899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.620899][ T10] ip6_route_add+0x1c/0x140 [ 6794.620899][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6794.620899][ T10] inet6_addr_add+0x4f8/0xa40 [ 6794.620899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.620899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.620899][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.620899][ T10] netlink_unicast+0x449/0x710 [ 6794.620899][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.620899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.620899][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.620899][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.620899][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.620899][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.620899][ T10] [ 6794.622929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.622929][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.622929][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.622929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.622929][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6794.622929][ T10] ipv6_add_addr+0x411/0x2000 [ 6794.622929][ T10] inet6_addr_add+0x30e/0xa40 [ 6794.622929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.622929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.622929][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.622929][ T10] netlink_unicast+0x449/0x710 [ 6794.622929][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.622929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.622929][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.622929][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.622929][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.622929][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.622929][ T10] [ 6794.624982][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.624982][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.624982][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.624982][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.624982][ T10] ip6_route_add+0x1c/0x140 [ 6794.624982][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6794.624982][ T10] addrconf_add_dev+0xe2/0x170 [ 6794.624982][ T10] inet6_addr_add+0x12f/0xa40 [ 6794.624982][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.624982][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.624982][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.624982][ T10] netlink_unicast+0x449/0x710 [ 6794.624982][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.624982][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.624982][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.624982][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.624982][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.624982][ T10] [ 6794.626970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.626970][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6794.626970][ T10] ipv6_find_idev+0x102/0x170 [ 6794.626970][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.626970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.626970][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.626970][ T10] netlink_unicast+0x449/0x710 [ 6794.626970][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.626970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.626970][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.626970][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.626970][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.626970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.626970][ T10] [ 6794.628550][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6794.628550][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6794.628550][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6794.628550][ T10] ipv6_find_idev+0x102/0x170 [ 6794.628550][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.628550][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.628550][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.628550][ T10] netlink_unicast+0x449/0x710 [ 6794.628550][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.628550][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.628550][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.628550][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.628550][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.628550][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.628550][ T10] [ 6794.630282][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6794.630564][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6794.630564][ T10] dst_init+0x84/0x4a0 [ 6794.630564][ T10] dst_alloc+0x97/0x150 [ 6794.630564][ T10] ip6_dst_alloc+0x23/0x90 [ 6794.630564][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6794.630564][ T10] ip6_pol_route+0x56f/0x840 [ 6794.630564][ T10] fib6_rule_lookup+0x456/0x630 [ 6794.630564][ T10] ip6_route_input+0x59c/0xa50 [ 6794.630564][ T10] ipv6_rcv+0x397/0x810 [ 6794.630564][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6794.630564][ T10] process_backlog+0x101/0x620 [ 6794.630564][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6794.630564][ T10] net_rx_action+0x495/0xbe0 [ 6794.630564][ T10] __do_softirq+0x1b5/0x7f6 [ 6794.630564][ T10] [ 6794.632219][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.632219][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6794.632219][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6794.632219][ T10] fib6_nh_init+0xa22/0x1580 [ 6794.632219][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.632219][ T10] ip6_route_add+0x1c/0x140 [ 6794.632219][ T10] inet6_rtm_newroute+0x104/0x110 [ 6794.632219][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.632219][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.632219][ T10] netlink_unicast+0x449/0x710 [ 6794.632219][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.632219][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.632219][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.632219][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.632219][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.632219][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.632219][ T10] [ 6794.634138][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.634138][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.634138][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.634138][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.634138][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6794.634138][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6794.634138][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6794.634138][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6794.634138][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6794.634138][ T10] addrconf_dad_begin+0x310/0x670 [ 6794.634138][ T10] addrconf_dad_work+0x10b/0xab0 [ 6794.634138][ T10] process_one_work+0x84d/0x18a0 [ 6794.634138][ T10] worker_thread+0x587/0xd30 [ 6794.634138][ T10] kthread+0x28a/0x350 [ 6794.634138][ T10] ret_from_fork+0x31/0x70 [ 6794.634138][ T10] ret_from_fork_asm+0x1a/0x30 [ 6794.634138][ T10] [ 6794.636090][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.636090][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.636090][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.636090][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.636090][ T10] ip6_route_add+0x1c/0x140 [ 6794.636090][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6794.636090][ T10] inet6_addr_add+0x4f8/0xa40 [ 6794.636090][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.636090][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.636090][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.636090][ T10] netlink_unicast+0x449/0x710 [ 6794.636090][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.636090][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.636090][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.636090][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.636090][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.636090][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.636090][ T10] [ 6794.638121][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.638121][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.638121][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.638121][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.638121][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6794.638121][ T10] ipv6_add_addr+0x411/0x2000 [ 6794.638121][ T10] inet6_addr_add+0x30e/0xa40 [ 6794.638121][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.638121][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.638121][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.638121][ T10] netlink_unicast+0x449/0x710 [ 6794.638121][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.638121][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.638121][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.638121][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.638121][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.638121][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.638121][ T10] [ 6794.640148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.640148][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.640148][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.640148][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.640148][ T10] ip6_route_add+0x1c/0x140 [ 6794.640148][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6794.640148][ T10] addrconf_add_dev+0xe2/0x170 [ 6794.640148][ T10] inet6_addr_add+0x12f/0xa40 [ 6794.640148][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.640148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.640148][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.640148][ T10] netlink_unicast+0x449/0x710 [ 6794.640148][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.640148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.640148][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.640148][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.640148][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.640148][ T10] [ 6794.642279][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.642279][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6794.642279][ T10] ipv6_find_idev+0x102/0x170 [ 6794.642279][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.642279][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.642279][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.642279][ T10] netlink_unicast+0x449/0x710 [ 6794.642279][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.642279][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.642279][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.642279][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.642279][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.642279][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.642279][ T10] [ 6794.644034][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6794.644034][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6794.644034][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6794.644034][ T10] ipv6_find_idev+0x102/0x170 [ 6794.644034][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.644034][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.644034][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.644034][ T10] netlink_unicast+0x449/0x710 [ 6794.644034][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.644034][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.644034][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.644034][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.644034][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.644034][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.644034][ T10] [ 6794.646055][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6794.646308][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6794.646308][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.646308][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.646308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.646308][ T10] ip6_route_add+0x1c/0x140 [ 6794.646308][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6794.646308][ T10] inet6_addr_add+0x4f8/0xa40 [ 6794.646308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.646308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.646308][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.646308][ T10] netlink_unicast+0x449/0x710 [ 6794.646308][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.646308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.646308][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.646308][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.646308][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.646308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.646308][ T10] [ 6794.648587][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6794.648587][ T10] netdev_get_by_index+0x5e/0x80 [ 6794.648587][ T10] fib6_nh_init+0x3d8/0x1580 [ 6794.648587][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6794.648587][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6794.648587][ T10] ipv6_add_addr+0x411/0x2000 [ 6794.648587][ T10] inet6_addr_add+0x30e/0xa40 [ 6794.648587][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6794.648587][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.648587][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.648587][ T10] netlink_unicast+0x449/0x710 [ 6794.648587][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.648587][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.648587][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.648587][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.648587][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.648587][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.648587][ T10] [ 6794.650850][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6794.650850][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6794.650850][ T10] ipv6_find_idev+0x102/0x170 [ 6794.650850][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.650850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.650850][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.650850][ T10] netlink_unicast+0x449/0x710 [ 6794.650850][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.650850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.650850][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.650850][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.650850][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.650850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.650850][ T10] [ 6794.652598][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6794.652598][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6794.652598][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6794.652598][ T10] ipv6_find_idev+0x102/0x170 [ 6794.652598][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6794.652598][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6794.652598][ T10] netlink_rcv_skb+0x130/0x360 [ 6794.652598][ T10] netlink_unicast+0x449/0x710 [ 6794.652598][ T10] netlink_sendmsg+0x723/0xbe0 [ 6794.652598][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6794.652598][ T10] ___sys_sendmsg+0xee/0x170 [ 6794.652598][ T10] __sys_sendmsg+0xcd/0x170 [ 6794.652598][ T10] do_syscall_64+0xc6/0x1e0 [ 6794.652598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6794.652598][ T10] [ 6804.903009][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6804.903421][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.903421][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6804.903421][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6804.903421][ T10] fib6_nh_init+0xa22/0x1580 [ 6804.903421][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.903421][ T10] ip6_route_add+0x1c/0x140 [ 6804.903421][ T10] inet6_rtm_newroute+0x104/0x110 [ 6804.903421][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.903421][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.903421][ T10] netlink_unicast+0x449/0x710 [ 6804.903421][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.903421][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.903421][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.903421][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.903421][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.903421][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.903421][ T10] [ 6804.905378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.905378][ T10] dst_init+0x84/0x4a0 [ 6804.905378][ T10] dst_alloc+0x97/0x150 [ 6804.905378][ T10] ip6_dst_alloc+0x23/0x90 [ 6804.905378][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6804.905378][ T10] ip6_pol_route+0x56f/0x840 [ 6804.905378][ T10] fib6_rule_lookup+0x456/0x630 [ 6804.905378][ T10] ip6_route_input+0x59c/0xa50 [ 6804.905378][ T10] ipv6_rcv+0x397/0x810 [ 6804.905378][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6804.905378][ T10] process_backlog+0x101/0x620 [ 6804.905378][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6804.905378][ T10] net_rx_action+0x495/0xbe0 [ 6804.905378][ T10] __do_softirq+0x1b5/0x7f6 [ 6804.905378][ T10] [ 6804.907055][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.907055][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.907055][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.907055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.907055][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6804.907055][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6804.907055][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6804.907055][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6804.907055][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6804.907055][ T10] addrconf_dad_begin+0x310/0x670 [ 6804.907055][ T10] addrconf_dad_work+0x10b/0xab0 [ 6804.907055][ T10] process_one_work+0x84d/0x18a0 [ 6804.907055][ T10] worker_thread+0x587/0xd30 [ 6804.907055][ T10] kthread+0x28a/0x350 [ 6804.907055][ T10] ret_from_fork+0x31/0x70 [ 6804.907055][ T10] ret_from_fork_asm+0x1a/0x30 [ 6804.907055][ T10] [ 6804.909013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.909013][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.909013][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.909013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.909013][ T10] ip6_route_add+0x1c/0x140 [ 6804.909013][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6804.909013][ T10] inet6_addr_add+0x4f8/0xa40 [ 6804.909013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.909013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.909013][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.909013][ T10] netlink_unicast+0x449/0x710 [ 6804.909013][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.909013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.909013][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.909013][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.909013][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.909013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.909013][ T10] [ 6804.911043][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.911043][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.911043][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.911043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.911043][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6804.911043][ T10] ipv6_add_addr+0x411/0x2000 [ 6804.911043][ T10] inet6_addr_add+0x30e/0xa40 [ 6804.911043][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.911043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.911043][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.911043][ T10] netlink_unicast+0x449/0x710 [ 6804.911043][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.911043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.911043][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.911043][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.911043][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.911043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.911043][ T10] [ 6804.913077][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.913077][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.913077][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.913077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.913077][ T10] ip6_route_add+0x1c/0x140 [ 6804.913077][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6804.913077][ T10] addrconf_add_dev+0xe2/0x170 [ 6804.913077][ T10] inet6_addr_add+0x12f/0xa40 [ 6804.913077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.913077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.913077][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.913077][ T10] netlink_unicast+0x449/0x710 [ 6804.913077][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.913077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.913077][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.913077][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.913077][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.913077][ T10] [ 6804.915078][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.915078][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6804.915078][ T10] ipv6_find_idev+0x102/0x170 [ 6804.915078][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.915078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.915078][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.915078][ T10] netlink_unicast+0x449/0x710 [ 6804.915078][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.915078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.915078][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.915078][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.915078][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.915078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.915078][ T10] [ 6804.916652][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6804.916652][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6804.916652][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6804.916652][ T10] ipv6_find_idev+0x102/0x170 [ 6804.916652][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.916652][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.916652][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.916652][ T10] netlink_unicast+0x449/0x710 [ 6804.916652][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.916652][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.916652][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.916652][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.916652][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.916652][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.916652][ T10] [ 6804.920491][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6804.920801][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6804.920801][ T10] dst_init+0x84/0x4a0 [ 6804.920801][ T10] dst_alloc+0x97/0x150 [ 6804.920801][ T10] ip6_dst_alloc+0x23/0x90 [ 6804.920801][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6804.920801][ T10] ip6_pol_route+0x56f/0x840 [ 6804.920801][ T10] fib6_rule_lookup+0x456/0x630 [ 6804.920801][ T10] ip6_route_input+0x59c/0xa50 [ 6804.920801][ T10] ipv6_rcv+0x397/0x810 [ 6804.920801][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6804.920801][ T10] process_backlog+0x101/0x620 [ 6804.920801][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6804.920801][ T10] net_rx_action+0x495/0xbe0 [ 6804.920801][ T10] __do_softirq+0x1b5/0x7f6 [ 6804.920801][ T10] [ 6804.922471][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.922471][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6804.922471][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6804.922471][ T10] fib6_nh_init+0xa22/0x1580 [ 6804.922471][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.922471][ T10] ip6_route_add+0x1c/0x140 [ 6804.922471][ T10] inet6_rtm_newroute+0x104/0x110 [ 6804.922471][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.922471][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.922471][ T10] netlink_unicast+0x449/0x710 [ 6804.922471][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.922471][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.922471][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.922471][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.922471][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.922471][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.922471][ T10] [ 6804.924402][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.924402][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.924402][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.924402][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.924402][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6804.924402][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6804.924402][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6804.924402][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6804.924402][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6804.924402][ T10] addrconf_dad_begin+0x310/0x670 [ 6804.924402][ T10] addrconf_dad_work+0x10b/0xab0 [ 6804.924402][ T10] process_one_work+0x84d/0x18a0 [ 6804.924402][ T10] worker_thread+0x587/0xd30 [ 6804.924402][ T10] kthread+0x28a/0x350 [ 6804.924402][ T10] ret_from_fork+0x31/0x70 [ 6804.924402][ T10] ret_from_fork_asm+0x1a/0x30 [ 6804.924402][ T10] [ 6804.926349][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.926349][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.926349][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.926349][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.926349][ T10] ip6_route_add+0x1c/0x140 [ 6804.926349][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6804.926349][ T10] inet6_addr_add+0x4f8/0xa40 [ 6804.926349][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.926349][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.926349][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.926349][ T10] netlink_unicast+0x449/0x710 [ 6804.926349][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.926349][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.926349][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.926349][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.926349][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.926349][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.926349][ T10] [ 6804.928382][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.928382][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.928382][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.928382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.928382][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6804.928382][ T10] ipv6_add_addr+0x411/0x2000 [ 6804.928382][ T10] inet6_addr_add+0x30e/0xa40 [ 6804.928382][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.928382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.928382][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.928382][ T10] netlink_unicast+0x449/0x710 [ 6804.928382][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.928382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.928382][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.928382][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.928382][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.928382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.928382][ T10] [ 6804.930418][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.930418][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.930418][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.930418][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.930418][ T10] ip6_route_add+0x1c/0x140 [ 6804.930418][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6804.930418][ T10] addrconf_add_dev+0xe2/0x170 [ 6804.930418][ T10] inet6_addr_add+0x12f/0xa40 [ 6804.930418][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.930418][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.930418][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.930418][ T10] netlink_unicast+0x449/0x710 [ 6804.930418][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.930418][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.930418][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.930418][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.930418][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.930418][ T10] [ 6804.932538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.932538][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6804.932538][ T10] ipv6_find_idev+0x102/0x170 [ 6804.932538][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.932538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.932538][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.932538][ T10] netlink_unicast+0x449/0x710 [ 6804.932538][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.932538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.932538][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.932538][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.932538][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.932538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.932538][ T10] [ 6804.934363][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6804.934363][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6804.934363][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6804.934363][ T10] ipv6_find_idev+0x102/0x170 [ 6804.934363][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.934363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.934363][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.934363][ T10] netlink_unicast+0x449/0x710 [ 6804.934363][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.934363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.934363][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.934363][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.934363][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.934363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.934363][ T10] [ 6804.936366][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6804.936615][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6804.936615][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.936615][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.936615][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.936615][ T10] ip6_route_add+0x1c/0x140 [ 6804.936615][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6804.936615][ T10] inet6_addr_add+0x4f8/0xa40 [ 6804.936615][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.936615][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.936615][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.936615][ T10] netlink_unicast+0x449/0x710 [ 6804.936615][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.936615][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.936615][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.936615][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.936615][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.936615][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.936615][ T10] [ 6804.938886][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6804.938886][ T10] netdev_get_by_index+0x5e/0x80 [ 6804.938886][ T10] fib6_nh_init+0x3d8/0x1580 [ 6804.938886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6804.938886][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6804.938886][ T10] ipv6_add_addr+0x411/0x2000 [ 6804.938886][ T10] inet6_addr_add+0x30e/0xa40 [ 6804.938886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6804.938886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.938886][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.938886][ T10] netlink_unicast+0x449/0x710 [ 6804.938886][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.938886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.938886][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.938886][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.938886][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.938886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.938886][ T10] [ 6804.941154][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6804.941154][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6804.941154][ T10] ipv6_find_idev+0x102/0x170 [ 6804.941154][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.941154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.941154][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.941154][ T10] netlink_unicast+0x449/0x710 [ 6804.941154][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.941154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.941154][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.941154][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.941154][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.941154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.941154][ T10] [ 6804.942966][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6804.942966][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6804.942966][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6804.942966][ T10] ipv6_find_idev+0x102/0x170 [ 6804.942966][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6804.942966][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6804.942966][ T10] netlink_rcv_skb+0x130/0x360 [ 6804.942966][ T10] netlink_unicast+0x449/0x710 [ 6804.942966][ T10] netlink_sendmsg+0x723/0xbe0 [ 6804.942966][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6804.942966][ T10] ___sys_sendmsg+0xee/0x170 [ 6804.942966][ T10] __sys_sendmsg+0xcd/0x170 [ 6804.942966][ T10] do_syscall_64+0xc6/0x1e0 [ 6804.942966][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6804.942966][ T10] [ 6815.200979][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6815.201397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.201397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6815.201397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6815.201397][ T10] fib6_nh_init+0xa22/0x1580 [ 6815.201397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.201397][ T10] ip6_route_add+0x1c/0x140 [ 6815.201397][ T10] inet6_rtm_newroute+0x104/0x110 [ 6815.201397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.201397][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.201397][ T10] netlink_unicast+0x449/0x710 [ 6815.201397][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.201397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.201397][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.201397][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.201397][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.201397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.201397][ T10] [ 6815.203330][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.203330][ T10] dst_init+0x84/0x4a0 [ 6815.203330][ T10] dst_alloc+0x97/0x150 [ 6815.203330][ T10] ip6_dst_alloc+0x23/0x90 [ 6815.203330][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6815.203330][ T10] ip6_pol_route+0x56f/0x840 [ 6815.203330][ T10] fib6_rule_lookup+0x456/0x630 [ 6815.203330][ T10] ip6_route_input+0x59c/0xa50 [ 6815.203330][ T10] ipv6_rcv+0x397/0x810 [ 6815.203330][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6815.203330][ T10] process_backlog+0x101/0x620 [ 6815.203330][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6815.203330][ T10] net_rx_action+0x495/0xbe0 [ 6815.203330][ T10] __do_softirq+0x1b5/0x7f6 [ 6815.203330][ T10] [ 6815.205013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.205013][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.205013][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.205013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.205013][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6815.205013][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6815.205013][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6815.205013][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6815.205013][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6815.205013][ T10] addrconf_dad_begin+0x310/0x670 [ 6815.205013][ T10] addrconf_dad_work+0x10b/0xab0 [ 6815.205013][ T10] process_one_work+0x84d/0x18a0 [ 6815.205013][ T10] worker_thread+0x587/0xd30 [ 6815.205013][ T10] kthread+0x28a/0x350 [ 6815.205013][ T10] ret_from_fork+0x31/0x70 [ 6815.205013][ T10] ret_from_fork_asm+0x1a/0x30 [ 6815.205013][ T10] [ 6815.206970][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.206970][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.206970][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.206970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.206970][ T10] ip6_route_add+0x1c/0x140 [ 6815.206970][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6815.206970][ T10] inet6_addr_add+0x4f8/0xa40 [ 6815.206970][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.206970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.206970][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.206970][ T10] netlink_unicast+0x449/0x710 [ 6815.206970][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.206970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.206970][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.206970][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.206970][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.206970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.206970][ T10] [ 6815.208999][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.208999][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.208999][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.208999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.208999][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6815.208999][ T10] ipv6_add_addr+0x411/0x2000 [ 6815.208999][ T10] inet6_addr_add+0x30e/0xa40 [ 6815.208999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.208999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.208999][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.208999][ T10] netlink_unicast+0x449/0x710 [ 6815.208999][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.208999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.208999][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.208999][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.208999][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.208999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.208999][ T10] [ 6815.211027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.211027][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.211027][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.211027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.211027][ T10] ip6_route_add+0x1c/0x140 [ 6815.211027][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6815.211027][ T10] addrconf_add_dev+0xe2/0x170 [ 6815.211027][ T10] inet6_addr_add+0x12f/0xa40 [ 6815.211027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.211027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.211027][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.211027][ T10] netlink_unicast+0x449/0x710 [ 6815.211027][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.211027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.211027][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.211027][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.211027][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.211027][ T10] [ 6815.213030][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.213030][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6815.213030][ T10] ipv6_find_idev+0x102/0x170 [ 6815.213030][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.213030][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.213030][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.213030][ T10] netlink_unicast+0x449/0x710 [ 6815.213030][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.213030][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.213030][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.213030][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.213030][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.213030][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.213030][ T10] [ 6815.214605][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6815.214605][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6815.214605][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6815.214605][ T10] ipv6_find_idev+0x102/0x170 [ 6815.214605][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.214605][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.214605][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.214605][ T10] netlink_unicast+0x449/0x710 [ 6815.214605][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.214605][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.214605][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.214605][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.214605][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.214605][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.214605][ T10] [ 6815.216341][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6815.216628][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6815.216628][ T10] dst_init+0x84/0x4a0 [ 6815.216628][ T10] dst_alloc+0x97/0x150 [ 6815.216628][ T10] ip6_dst_alloc+0x23/0x90 [ 6815.216628][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6815.216628][ T10] ip6_pol_route+0x56f/0x840 [ 6815.216628][ T10] fib6_rule_lookup+0x456/0x630 [ 6815.216628][ T10] ip6_route_input+0x59c/0xa50 [ 6815.216628][ T10] ipv6_rcv+0x397/0x810 [ 6815.216628][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6815.216628][ T10] process_backlog+0x101/0x620 [ 6815.216628][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6815.216628][ T10] net_rx_action+0x495/0xbe0 [ 6815.216628][ T10] __do_softirq+0x1b5/0x7f6 [ 6815.216628][ T10] [ 6815.218292][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.218292][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6815.218292][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6815.218292][ T10] fib6_nh_init+0xa22/0x1580 [ 6815.218292][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.218292][ T10] ip6_route_add+0x1c/0x140 [ 6815.218292][ T10] inet6_rtm_newroute+0x104/0x110 [ 6815.218292][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.218292][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.218292][ T10] netlink_unicast+0x449/0x710 [ 6815.218292][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.218292][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.218292][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.218292][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.218292][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.218292][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.218292][ T10] [ 6815.220203][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.220203][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.220203][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.220203][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.220203][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6815.220203][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6815.220203][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6815.220203][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6815.220203][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6815.220203][ T10] addrconf_dad_begin+0x310/0x670 [ 6815.220203][ T10] addrconf_dad_work+0x10b/0xab0 [ 6815.220203][ T10] process_one_work+0x84d/0x18a0 [ 6815.220203][ T10] worker_thread+0x587/0xd30 [ 6815.220203][ T10] kthread+0x28a/0x350 [ 6815.220203][ T10] ret_from_fork+0x31/0x70 [ 6815.220203][ T10] ret_from_fork_asm+0x1a/0x30 [ 6815.220203][ T10] [ 6815.222167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.222167][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.222167][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.222167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.222167][ T10] ip6_route_add+0x1c/0x140 [ 6815.222167][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6815.222167][ T10] inet6_addr_add+0x4f8/0xa40 [ 6815.222167][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.222167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.222167][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.222167][ T10] netlink_unicast+0x449/0x710 [ 6815.222167][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.222167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.222167][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.222167][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.222167][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.222167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.222167][ T10] [ 6815.224210][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.224210][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.224210][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.224210][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.224210][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6815.224210][ T10] ipv6_add_addr+0x411/0x2000 [ 6815.224210][ T10] inet6_addr_add+0x30e/0xa40 [ 6815.224210][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.224210][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.224210][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.224210][ T10] netlink_unicast+0x449/0x710 [ 6815.224210][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.224210][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.224210][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.224210][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.224210][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.224210][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.224210][ T10] [ 6815.226241][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.226241][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.226241][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.226241][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.226241][ T10] ip6_route_add+0x1c/0x140 [ 6815.226241][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6815.226241][ T10] addrconf_add_dev+0xe2/0x170 [ 6815.226241][ T10] inet6_addr_add+0x12f/0xa40 [ 6815.226241][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.226241][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.226241][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.226241][ T10] netlink_unicast+0x449/0x710 [ 6815.226241][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.226241][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.226241][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.226241][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.226241][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.226241][ T10] [ 6815.228357][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.228357][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6815.228357][ T10] ipv6_find_idev+0x102/0x170 [ 6815.228357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.228357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.228357][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.228357][ T10] netlink_unicast+0x449/0x710 [ 6815.228357][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.228357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.228357][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.228357][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.228357][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.228357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.228357][ T10] [ 6815.230104][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6815.230104][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6815.230104][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6815.230104][ T10] ipv6_find_idev+0x102/0x170 [ 6815.230104][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.230104][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.230104][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.230104][ T10] netlink_unicast+0x449/0x710 [ 6815.230104][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.230104][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.230104][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.230104][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.230104][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.230104][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.230104][ T10] [ 6815.232148][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6815.232395][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6815.232395][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.232395][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.232395][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.232395][ T10] ip6_route_add+0x1c/0x140 [ 6815.232395][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6815.232395][ T10] inet6_addr_add+0x4f8/0xa40 [ 6815.232395][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.232395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.232395][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.232395][ T10] netlink_unicast+0x449/0x710 [ 6815.232395][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.232395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.232395][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.232395][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.232395][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.232395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.232395][ T10] [ 6815.234674][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6815.234674][ T10] netdev_get_by_index+0x5e/0x80 [ 6815.234674][ T10] fib6_nh_init+0x3d8/0x1580 [ 6815.234674][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6815.234674][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6815.234674][ T10] ipv6_add_addr+0x411/0x2000 [ 6815.234674][ T10] inet6_addr_add+0x30e/0xa40 [ 6815.234674][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6815.234674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.234674][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.234674][ T10] netlink_unicast+0x449/0x710 [ 6815.234674][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.234674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.234674][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.234674][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.234674][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.234674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.234674][ T10] [ 6815.236937][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6815.236937][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6815.236937][ T10] ipv6_find_idev+0x102/0x170 [ 6815.236937][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.236937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.236937][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.236937][ T10] netlink_unicast+0x449/0x710 [ 6815.236937][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.236937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.236937][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.236937][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.236937][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.236937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.236937][ T10] [ 6815.238694][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6815.238694][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6815.238694][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6815.238694][ T10] ipv6_find_idev+0x102/0x170 [ 6815.238694][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6815.238694][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6815.238694][ T10] netlink_rcv_skb+0x130/0x360 [ 6815.238694][ T10] netlink_unicast+0x449/0x710 [ 6815.238694][ T10] netlink_sendmsg+0x723/0xbe0 [ 6815.238694][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6815.238694][ T10] ___sys_sendmsg+0xee/0x170 [ 6815.238694][ T10] __sys_sendmsg+0xcd/0x170 [ 6815.238694][ T10] do_syscall_64+0xc6/0x1e0 [ 6815.238694][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6815.238694][ T10] [ 6825.486914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6825.487346][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.487346][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6825.487346][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6825.487346][ T10] fib6_nh_init+0xa22/0x1580 [ 6825.487346][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.487346][ T10] ip6_route_add+0x1c/0x140 [ 6825.487346][ T10] inet6_rtm_newroute+0x104/0x110 [ 6825.487346][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.487346][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.487346][ T10] netlink_unicast+0x449/0x710 [ 6825.487346][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.487346][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.487346][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.487346][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.487346][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.487346][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.487346][ T10] [ 6825.489283][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.489283][ T10] dst_init+0x84/0x4a0 [ 6825.489283][ T10] dst_alloc+0x97/0x150 [ 6825.489283][ T10] ip6_dst_alloc+0x23/0x90 [ 6825.489283][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6825.489283][ T10] ip6_pol_route+0x56f/0x840 [ 6825.489283][ T10] fib6_rule_lookup+0x456/0x630 [ 6825.489283][ T10] ip6_route_input+0x59c/0xa50 [ 6825.489283][ T10] ipv6_rcv+0x397/0x810 [ 6825.489283][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6825.489283][ T10] process_backlog+0x101/0x620 [ 6825.489283][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6825.489283][ T10] net_rx_action+0x495/0xbe0 [ 6825.489283][ T10] __do_softirq+0x1b5/0x7f6 [ 6825.489283][ T10] [ 6825.490959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.490959][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.490959][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.490959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.490959][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6825.490959][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6825.490959][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6825.490959][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6825.490959][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6825.490959][ T10] addrconf_dad_begin+0x310/0x670 [ 6825.490959][ T10] addrconf_dad_work+0x10b/0xab0 [ 6825.490959][ T10] process_one_work+0x84d/0x18a0 [ 6825.490959][ T10] worker_thread+0x587/0xd30 [ 6825.490959][ T10] kthread+0x28a/0x350 [ 6825.490959][ T10] ret_from_fork+0x31/0x70 [ 6825.490959][ T10] ret_from_fork_asm+0x1a/0x30 [ 6825.490959][ T10] [ 6825.492922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.492922][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.492922][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.492922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.492922][ T10] ip6_route_add+0x1c/0x140 [ 6825.492922][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6825.492922][ T10] inet6_addr_add+0x4f8/0xa40 [ 6825.492922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.492922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.492922][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.492922][ T10] netlink_unicast+0x449/0x710 [ 6825.492922][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.492922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.492922][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.492922][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.492922][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.492922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.492922][ T10] [ 6825.494986][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.494986][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.494986][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.494986][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.494986][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6825.494986][ T10] ipv6_add_addr+0x411/0x2000 [ 6825.494986][ T10] inet6_addr_add+0x30e/0xa40 [ 6825.494986][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.494986][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.494986][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.494986][ T10] netlink_unicast+0x449/0x710 [ 6825.494986][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.494986][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.494986][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.494986][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.494986][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.494986][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.494986][ T10] [ 6825.497016][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.497016][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.497016][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.497016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.497016][ T10] ip6_route_add+0x1c/0x140 [ 6825.497016][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6825.497016][ T10] addrconf_add_dev+0xe2/0x170 [ 6825.497016][ T10] inet6_addr_add+0x12f/0xa40 [ 6825.497016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.497016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.497016][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.497016][ T10] netlink_unicast+0x449/0x710 [ 6825.497016][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.497016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.497016][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.497016][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.497016][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.497016][ T10] [ 6825.499006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.499006][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6825.499006][ T10] ipv6_find_idev+0x102/0x170 [ 6825.499006][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.499006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.499006][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.499006][ T10] netlink_unicast+0x449/0x710 [ 6825.499006][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.499006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.499006][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.499006][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.499006][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.499006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.499006][ T10] [ 6825.500570][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6825.500570][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6825.500570][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6825.500570][ T10] ipv6_find_idev+0x102/0x170 [ 6825.500570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.500570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.500570][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.500570][ T10] netlink_unicast+0x449/0x710 [ 6825.500570][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.500570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.500570][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.500570][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.500570][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.500570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.500570][ T10] [ 6825.502299][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6825.502585][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6825.502585][ T10] dst_init+0x84/0x4a0 [ 6825.502585][ T10] dst_alloc+0x97/0x150 [ 6825.502585][ T10] ip6_dst_alloc+0x23/0x90 [ 6825.502585][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6825.502585][ T10] ip6_pol_route+0x56f/0x840 [ 6825.502585][ T10] fib6_rule_lookup+0x456/0x630 [ 6825.502585][ T10] ip6_route_input+0x59c/0xa50 [ 6825.502585][ T10] ipv6_rcv+0x397/0x810 [ 6825.502585][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6825.502585][ T10] process_backlog+0x101/0x620 [ 6825.502585][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6825.502585][ T10] net_rx_action+0x495/0xbe0 [ 6825.502585][ T10] __do_softirq+0x1b5/0x7f6 [ 6825.502585][ T10] [ 6825.504266][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.504266][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6825.504266][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6825.504266][ T10] fib6_nh_init+0xa22/0x1580 [ 6825.504266][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.504266][ T10] ip6_route_add+0x1c/0x140 [ 6825.504266][ T10] inet6_rtm_newroute+0x104/0x110 [ 6825.504266][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.504266][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.504266][ T10] netlink_unicast+0x449/0x710 [ 6825.504266][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.504266][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.504266][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.504266][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.504266][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.504266][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.504266][ T10] [ 6825.506173][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.506173][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.506173][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.506173][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.506173][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6825.506173][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6825.506173][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6825.506173][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6825.506173][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6825.506173][ T10] addrconf_dad_begin+0x310/0x670 [ 6825.506173][ T10] addrconf_dad_work+0x10b/0xab0 [ 6825.506173][ T10] process_one_work+0x84d/0x18a0 [ 6825.506173][ T10] worker_thread+0x587/0xd30 [ 6825.506173][ T10] kthread+0x28a/0x350 [ 6825.506173][ T10] ret_from_fork+0x31/0x70 [ 6825.506173][ T10] ret_from_fork_asm+0x1a/0x30 [ 6825.506173][ T10] [ 6825.508122][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.508122][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.508122][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.508122][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.508122][ T10] ip6_route_add+0x1c/0x140 [ 6825.508122][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6825.508122][ T10] inet6_addr_add+0x4f8/0xa40 [ 6825.508122][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.508122][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.508122][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.508122][ T10] netlink_unicast+0x449/0x710 [ 6825.508122][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.508122][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.508122][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.508122][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.508122][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.508122][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.508122][ T10] [ 6825.510153][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.510153][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.510153][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.510153][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.510153][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6825.510153][ T10] ipv6_add_addr+0x411/0x2000 [ 6825.510153][ T10] inet6_addr_add+0x30e/0xa40 [ 6825.510153][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.510153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.510153][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.510153][ T10] netlink_unicast+0x449/0x710 [ 6825.510153][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.510153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.510153][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.510153][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.510153][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.510153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.510153][ T10] [ 6825.512179][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.512179][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.512179][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.512179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.512179][ T10] ip6_route_add+0x1c/0x140 [ 6825.512179][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6825.512179][ T10] addrconf_add_dev+0xe2/0x170 [ 6825.512179][ T10] inet6_addr_add+0x12f/0xa40 [ 6825.512179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.512179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.512179][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.512179][ T10] netlink_unicast+0x449/0x710 [ 6825.512179][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.512179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.512179][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.512179][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.512179][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.512179][ T10] [ 6825.514323][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.514323][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6825.514323][ T10] ipv6_find_idev+0x102/0x170 [ 6825.514323][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.514323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.514323][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.514323][ T10] netlink_unicast+0x449/0x710 [ 6825.514323][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.514323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.514323][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.514323][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.514323][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.514323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.514323][ T10] [ 6825.516124][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6825.516124][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6825.516124][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6825.516124][ T10] ipv6_find_idev+0x102/0x170 [ 6825.516124][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.516124][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.516124][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.516124][ T10] netlink_unicast+0x449/0x710 [ 6825.516124][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.516124][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.516124][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.516124][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.516124][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.516124][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.516124][ T10] [ 6825.518105][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6825.518352][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6825.518352][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.518352][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.518352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.518352][ T10] ip6_route_add+0x1c/0x140 [ 6825.518352][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6825.518352][ T10] inet6_addr_add+0x4f8/0xa40 [ 6825.518352][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.518352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.518352][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.518352][ T10] netlink_unicast+0x449/0x710 [ 6825.518352][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.518352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.518352][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.518352][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.518352][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.518352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.518352][ T10] [ 6825.520625][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6825.520625][ T10] netdev_get_by_index+0x5e/0x80 [ 6825.520625][ T10] fib6_nh_init+0x3d8/0x1580 [ 6825.520625][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6825.520625][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6825.520625][ T10] ipv6_add_addr+0x411/0x2000 [ 6825.520625][ T10] inet6_addr_add+0x30e/0xa40 [ 6825.520625][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6825.520625][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.520625][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.520625][ T10] netlink_unicast+0x449/0x710 [ 6825.520625][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.520625][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.520625][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.520625][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.520625][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.520625][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.520625][ T10] [ 6825.522897][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6825.522897][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6825.522897][ T10] ipv6_find_idev+0x102/0x170 [ 6825.522897][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.522897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.522897][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.522897][ T10] netlink_unicast+0x449/0x710 [ 6825.522897][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.522897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.522897][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.522897][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.522897][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.522897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.522897][ T10] [ 6825.524706][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6825.524706][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6825.524706][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6825.524706][ T10] ipv6_find_idev+0x102/0x170 [ 6825.524706][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6825.524706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6825.524706][ T10] netlink_rcv_skb+0x130/0x360 [ 6825.524706][ T10] netlink_unicast+0x449/0x710 [ 6825.524706][ T10] netlink_sendmsg+0x723/0xbe0 [ 6825.524706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6825.524706][ T10] ___sys_sendmsg+0xee/0x170 [ 6825.524706][ T10] __sys_sendmsg+0xcd/0x170 [ 6825.524706][ T10] do_syscall_64+0xc6/0x1e0 [ 6825.524706][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6825.524706][ T10] [ 6835.774840][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6835.775229][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.775229][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6835.775229][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6835.775229][ T10] fib6_nh_init+0xa22/0x1580 [ 6835.775229][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.775229][ T10] ip6_route_add+0x1c/0x140 [ 6835.775229][ T10] inet6_rtm_newroute+0x104/0x110 [ 6835.775229][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.775229][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.775229][ T10] netlink_unicast+0x449/0x710 [ 6835.775229][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.775229][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.775229][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.775229][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.775229][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.775229][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.775229][ T10] [ 6835.777157][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.777157][ T10] dst_init+0x84/0x4a0 [ 6835.777157][ T10] dst_alloc+0x97/0x150 [ 6835.777157][ T10] ip6_dst_alloc+0x23/0x90 [ 6835.777157][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6835.777157][ T10] ip6_pol_route+0x56f/0x840 [ 6835.777157][ T10] fib6_rule_lookup+0x456/0x630 [ 6835.777157][ T10] ip6_route_input+0x59c/0xa50 [ 6835.777157][ T10] ipv6_rcv+0x397/0x810 [ 6835.777157][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6835.777157][ T10] process_backlog+0x101/0x620 [ 6835.777157][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6835.777157][ T10] net_rx_action+0x495/0xbe0 [ 6835.777157][ T10] __do_softirq+0x1b5/0x7f6 [ 6835.777157][ T10] [ 6835.778826][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.778826][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.778826][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.778826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.778826][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6835.778826][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6835.778826][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6835.778826][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6835.778826][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6835.778826][ T10] addrconf_dad_begin+0x310/0x670 [ 6835.778826][ T10] addrconf_dad_work+0x10b/0xab0 [ 6835.778826][ T10] process_one_work+0x84d/0x18a0 [ 6835.778826][ T10] worker_thread+0x587/0xd30 [ 6835.778826][ T10] kthread+0x28a/0x350 [ 6835.778826][ T10] ret_from_fork+0x31/0x70 [ 6835.778826][ T10] ret_from_fork_asm+0x1a/0x30 [ 6835.778826][ T10] [ 6835.780768][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.780768][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.780768][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.780768][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.780768][ T10] ip6_route_add+0x1c/0x140 [ 6835.780768][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6835.780768][ T10] inet6_addr_add+0x4f8/0xa40 [ 6835.780768][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.780768][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.780768][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.780768][ T10] netlink_unicast+0x449/0x710 [ 6835.780768][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.780768][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.780768][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.780768][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.780768][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.780768][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.780768][ T10] [ 6835.782794][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.782794][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.782794][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.782794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.782794][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6835.782794][ T10] ipv6_add_addr+0x411/0x2000 [ 6835.782794][ T10] inet6_addr_add+0x30e/0xa40 [ 6835.782794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.782794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.782794][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.782794][ T10] netlink_unicast+0x449/0x710 [ 6835.782794][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.782794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.782794][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.782794][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.782794][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.782794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.782794][ T10] [ 6835.784836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.784836][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.784836][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.784836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.784836][ T10] ip6_route_add+0x1c/0x140 [ 6835.784836][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6835.784836][ T10] addrconf_add_dev+0xe2/0x170 [ 6835.784836][ T10] inet6_addr_add+0x12f/0xa40 [ 6835.784836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.784836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.784836][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.784836][ T10] netlink_unicast+0x449/0x710 [ 6835.784836][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.784836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.784836][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.784836][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.784836][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.784836][ T10] [ 6835.786826][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.786826][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6835.786826][ T10] ipv6_find_idev+0x102/0x170 [ 6835.786826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.786826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.786826][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.786826][ T10] netlink_unicast+0x449/0x710 [ 6835.786826][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.786826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.786826][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.786826][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.786826][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.786826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.786826][ T10] [ 6835.788376][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6835.788376][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6835.788376][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6835.788376][ T10] ipv6_find_idev+0x102/0x170 [ 6835.788376][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.788376][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.788376][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.788376][ T10] netlink_unicast+0x449/0x710 [ 6835.788376][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.788376][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.788376][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.788376][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.788376][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.788376][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.788376][ T10] [ 6835.790093][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6835.790377][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6835.790377][ T10] dst_init+0x84/0x4a0 [ 6835.790377][ T10] dst_alloc+0x97/0x150 [ 6835.790377][ T10] ip6_dst_alloc+0x23/0x90 [ 6835.790377][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6835.790377][ T10] ip6_pol_route+0x56f/0x840 [ 6835.790377][ T10] fib6_rule_lookup+0x456/0x630 [ 6835.790377][ T10] ip6_route_input+0x59c/0xa50 [ 6835.790377][ T10] ipv6_rcv+0x397/0x810 [ 6835.790377][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6835.790377][ T10] process_backlog+0x101/0x620 [ 6835.790377][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6835.790377][ T10] net_rx_action+0x495/0xbe0 [ 6835.790377][ T10] __do_softirq+0x1b5/0x7f6 [ 6835.790377][ T10] [ 6835.792037][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.792037][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6835.792037][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6835.792037][ T10] fib6_nh_init+0xa22/0x1580 [ 6835.792037][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.792037][ T10] ip6_route_add+0x1c/0x140 [ 6835.792037][ T10] inet6_rtm_newroute+0x104/0x110 [ 6835.792037][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.792037][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.792037][ T10] netlink_unicast+0x449/0x710 [ 6835.792037][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.792037][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.792037][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.792037][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.792037][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.792037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.792037][ T10] [ 6835.793955][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.793955][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.793955][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.793955][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.793955][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6835.793955][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6835.793955][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6835.793955][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6835.793955][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6835.793955][ T10] addrconf_dad_begin+0x310/0x670 [ 6835.793955][ T10] addrconf_dad_work+0x10b/0xab0 [ 6835.793955][ T10] process_one_work+0x84d/0x18a0 [ 6835.793955][ T10] worker_thread+0x587/0xd30 [ 6835.793955][ T10] kthread+0x28a/0x350 [ 6835.793955][ T10] ret_from_fork+0x31/0x70 [ 6835.793955][ T10] ret_from_fork_asm+0x1a/0x30 [ 6835.793955][ T10] [ 6835.795889][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.795889][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.795889][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.795889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.795889][ T10] ip6_route_add+0x1c/0x140 [ 6835.795889][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6835.795889][ T10] inet6_addr_add+0x4f8/0xa40 [ 6835.795889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.795889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.795889][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.795889][ T10] netlink_unicast+0x449/0x710 [ 6835.795889][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.795889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.795889][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.795889][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.795889][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.795889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.795889][ T10] [ 6835.797909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.797909][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.797909][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.797909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.797909][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6835.797909][ T10] ipv6_add_addr+0x411/0x2000 [ 6835.797909][ T10] inet6_addr_add+0x30e/0xa40 [ 6835.797909][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.797909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.797909][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.797909][ T10] netlink_unicast+0x449/0x710 [ 6835.797909][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.797909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.797909][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.797909][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.797909][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.797909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.797909][ T10] [ 6835.799942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.799942][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.799942][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.799942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.799942][ T10] ip6_route_add+0x1c/0x140 [ 6835.799942][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6835.799942][ T10] addrconf_add_dev+0xe2/0x170 [ 6835.799942][ T10] inet6_addr_add+0x12f/0xa40 [ 6835.799942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.799942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.799942][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.799942][ T10] netlink_unicast+0x449/0x710 [ 6835.799942][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.799942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.799942][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.799942][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.799942][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.799942][ T10] [ 6835.802001][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.802001][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6835.802001][ T10] ipv6_find_idev+0x102/0x170 [ 6835.802001][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.802001][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.802001][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.802001][ T10] netlink_unicast+0x449/0x710 [ 6835.802001][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.802001][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.802001][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.802001][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.802001][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.802001][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.802001][ T10] [ 6835.803692][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6835.803692][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6835.803692][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6835.803692][ T10] ipv6_find_idev+0x102/0x170 [ 6835.803692][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.803692][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.803692][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.803692][ T10] netlink_unicast+0x449/0x710 [ 6835.803692][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.803692][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.803692][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.803692][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.803692][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.803692][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.803692][ T10] [ 6835.805546][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6835.805802][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6835.805802][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.805802][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.805802][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.805802][ T10] ip6_route_add+0x1c/0x140 [ 6835.805802][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6835.805802][ T10] inet6_addr_add+0x4f8/0xa40 [ 6835.805802][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.805802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.805802][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.805802][ T10] netlink_unicast+0x449/0x710 [ 6835.805802][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.805802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.805802][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.805802][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.805802][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.805802][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.805802][ T10] [ 6835.807946][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6835.807946][ T10] netdev_get_by_index+0x5e/0x80 [ 6835.807946][ T10] fib6_nh_init+0x3d8/0x1580 [ 6835.807946][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6835.807946][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6835.807946][ T10] ipv6_add_addr+0x411/0x2000 [ 6835.807946][ T10] inet6_addr_add+0x30e/0xa40 [ 6835.807946][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6835.807946][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.807946][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.807946][ T10] netlink_unicast+0x449/0x710 [ 6835.807946][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.807946][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.807946][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.807946][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.807946][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.807946][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.807946][ T10] [ 6835.810077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6835.810077][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6835.810077][ T10] ipv6_find_idev+0x102/0x170 [ 6835.810077][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.810077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.810077][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.810077][ T10] netlink_unicast+0x449/0x710 [ 6835.810077][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.810077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.810077][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.810077][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.810077][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.810077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.810077][ T10] [ 6835.811764][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6835.811764][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6835.811764][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6835.811764][ T10] ipv6_find_idev+0x102/0x170 [ 6835.811764][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6835.811764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6835.811764][ T10] netlink_rcv_skb+0x130/0x360 [ 6835.811764][ T10] netlink_unicast+0x449/0x710 [ 6835.811764][ T10] netlink_sendmsg+0x723/0xbe0 [ 6835.811764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6835.811764][ T10] ___sys_sendmsg+0xee/0x170 [ 6835.811764][ T10] __sys_sendmsg+0xcd/0x170 [ 6835.811764][ T10] do_syscall_64+0xc6/0x1e0 [ 6835.811764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6835.811764][ T10] [ 6846.062934][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6846.063347][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.063347][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6846.063347][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6846.063347][ T10] fib6_nh_init+0xa22/0x1580 [ 6846.063347][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.063347][ T10] ip6_route_add+0x1c/0x140 [ 6846.063347][ T10] inet6_rtm_newroute+0x104/0x110 [ 6846.063347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.063347][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.063347][ T10] netlink_unicast+0x449/0x710 [ 6846.063347][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.063347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.063347][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.063347][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.063347][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.063347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.063347][ T10] [ 6846.065287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.065287][ T10] dst_init+0x84/0x4a0 [ 6846.065287][ T10] dst_alloc+0x97/0x150 [ 6846.065287][ T10] ip6_dst_alloc+0x23/0x90 [ 6846.065287][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6846.065287][ T10] ip6_pol_route+0x56f/0x840 [ 6846.065287][ T10] fib6_rule_lookup+0x456/0x630 [ 6846.065287][ T10] ip6_route_input+0x59c/0xa50 [ 6846.065287][ T10] ipv6_rcv+0x397/0x810 [ 6846.065287][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6846.065287][ T10] process_backlog+0x101/0x620 [ 6846.065287][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6846.065287][ T10] net_rx_action+0x495/0xbe0 [ 6846.065287][ T10] __do_softirq+0x1b5/0x7f6 [ 6846.065287][ T10] [ 6846.066974][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.066974][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.066974][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.066974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.066974][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6846.066974][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6846.066974][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6846.066974][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6846.066974][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6846.066974][ T10] addrconf_dad_begin+0x310/0x670 [ 6846.066974][ T10] addrconf_dad_work+0x10b/0xab0 [ 6846.066974][ T10] process_one_work+0x84d/0x18a0 [ 6846.066974][ T10] worker_thread+0x587/0xd30 [ 6846.066974][ T10] kthread+0x28a/0x350 [ 6846.066974][ T10] ret_from_fork+0x31/0x70 [ 6846.066974][ T10] ret_from_fork_asm+0x1a/0x30 [ 6846.066974][ T10] [ 6846.068914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.068914][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.068914][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.068914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.068914][ T10] ip6_route_add+0x1c/0x140 [ 6846.068914][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6846.068914][ T10] inet6_addr_add+0x4f8/0xa40 [ 6846.068914][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.068914][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.068914][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.068914][ T10] netlink_unicast+0x449/0x710 [ 6846.068914][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.068914][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.068914][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.068914][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.068914][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.068914][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.068914][ T10] [ 6846.070941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.070941][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.070941][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.070941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.070941][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6846.070941][ T10] ipv6_add_addr+0x411/0x2000 [ 6846.070941][ T10] inet6_addr_add+0x30e/0xa40 [ 6846.070941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.070941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.070941][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.070941][ T10] netlink_unicast+0x449/0x710 [ 6846.070941][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.070941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.070941][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.070941][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.070941][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.070941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.070941][ T10] [ 6846.072967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.072967][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.072967][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.072967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.072967][ T10] ip6_route_add+0x1c/0x140 [ 6846.072967][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6846.072967][ T10] addrconf_add_dev+0xe2/0x170 [ 6846.072967][ T10] inet6_addr_add+0x12f/0xa40 [ 6846.072967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.072967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.072967][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.072967][ T10] netlink_unicast+0x449/0x710 [ 6846.072967][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.072967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.072967][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.072967][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.072967][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.072967][ T10] [ 6846.074962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.074962][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6846.074962][ T10] ipv6_find_idev+0x102/0x170 [ 6846.074962][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.074962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.074962][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.074962][ T10] netlink_unicast+0x449/0x710 [ 6846.074962][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.074962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.074962][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.074962][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.074962][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.074962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.074962][ T10] [ 6846.076521][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6846.076521][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6846.076521][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6846.076521][ T10] ipv6_find_idev+0x102/0x170 [ 6846.076521][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.076521][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.076521][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.076521][ T10] netlink_unicast+0x449/0x710 [ 6846.076521][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.076521][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.076521][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.076521][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.076521][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.076521][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.076521][ T10] [ 6846.078244][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6846.078520][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6846.078520][ T10] dst_init+0x84/0x4a0 [ 6846.078520][ T10] dst_alloc+0x97/0x150 [ 6846.078520][ T10] ip6_dst_alloc+0x23/0x90 [ 6846.078520][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6846.078520][ T10] ip6_pol_route+0x56f/0x840 [ 6846.078520][ T10] fib6_rule_lookup+0x456/0x630 [ 6846.078520][ T10] ip6_route_input+0x59c/0xa50 [ 6846.078520][ T10] ipv6_rcv+0x397/0x810 [ 6846.078520][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6846.078520][ T10] process_backlog+0x101/0x620 [ 6846.078520][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6846.078520][ T10] net_rx_action+0x495/0xbe0 [ 6846.078520][ T10] __do_softirq+0x1b5/0x7f6 [ 6846.078520][ T10] [ 6846.080208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.080208][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6846.080208][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6846.080208][ T10] fib6_nh_init+0xa22/0x1580 [ 6846.080208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.080208][ T10] ip6_route_add+0x1c/0x140 [ 6846.080208][ T10] inet6_rtm_newroute+0x104/0x110 [ 6846.080208][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.080208][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.080208][ T10] netlink_unicast+0x449/0x710 [ 6846.080208][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.080208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.080208][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.080208][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.080208][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.080208][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.080208][ T10] [ 6846.082126][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.082126][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.082126][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.082126][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.082126][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6846.082126][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6846.082126][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6846.082126][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6846.082126][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6846.082126][ T10] addrconf_dad_begin+0x310/0x670 [ 6846.082126][ T10] addrconf_dad_work+0x10b/0xab0 [ 6846.082126][ T10] process_one_work+0x84d/0x18a0 [ 6846.082126][ T10] worker_thread+0x587/0xd30 [ 6846.082126][ T10] kthread+0x28a/0x350 [ 6846.082126][ T10] ret_from_fork+0x31/0x70 [ 6846.082126][ T10] ret_from_fork_asm+0x1a/0x30 [ 6846.082126][ T10] [ 6846.084066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.084066][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.084066][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.084066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.084066][ T10] ip6_route_add+0x1c/0x140 [ 6846.084066][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6846.084066][ T10] inet6_addr_add+0x4f8/0xa40 [ 6846.084066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.084066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.084066][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.084066][ T10] netlink_unicast+0x449/0x710 [ 6846.084066][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.084066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.084066][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.084066][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.084066][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.084066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.084066][ T10] [ 6846.086096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.086096][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.086096][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.086096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.086096][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6846.086096][ T10] ipv6_add_addr+0x411/0x2000 [ 6846.086096][ T10] inet6_addr_add+0x30e/0xa40 [ 6846.086096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.086096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.086096][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.086096][ T10] netlink_unicast+0x449/0x710 [ 6846.086096][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.086096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.086096][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.086096][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.086096][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.086096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.086096][ T10] [ 6846.088117][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.088117][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.088117][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.088117][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.088117][ T10] ip6_route_add+0x1c/0x140 [ 6846.088117][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6846.088117][ T10] addrconf_add_dev+0xe2/0x170 [ 6846.088117][ T10] inet6_addr_add+0x12f/0xa40 [ 6846.088117][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.088117][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.088117][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.088117][ T10] netlink_unicast+0x449/0x710 [ 6846.088117][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.088117][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.088117][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.088117][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.088117][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.088117][ T10] [ 6846.090777][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.090777][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6846.090777][ T10] ipv6_find_idev+0x102/0x170 [ 6846.090777][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.090777][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.090777][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.090777][ T10] netlink_unicast+0x449/0x710 [ 6846.090777][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.090777][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.090777][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.090777][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.090777][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.090777][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.090777][ T10] [ 6846.092583][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6846.092583][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6846.092583][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6846.092583][ T10] ipv6_find_idev+0x102/0x170 [ 6846.092583][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.092583][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.092583][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.092583][ T10] netlink_unicast+0x449/0x710 [ 6846.092583][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.092583][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.092583][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.092583][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.092583][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.092583][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.092583][ T10] [ 6846.094563][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6846.094812][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6846.094812][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.094812][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.094812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.094812][ T10] ip6_route_add+0x1c/0x140 [ 6846.094812][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6846.094812][ T10] inet6_addr_add+0x4f8/0xa40 [ 6846.094812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.094812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.094812][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.094812][ T10] netlink_unicast+0x449/0x710 [ 6846.094812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.094812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.094812][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.094812][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.094812][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.094812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.094812][ T10] [ 6846.097085][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6846.097085][ T10] netdev_get_by_index+0x5e/0x80 [ 6846.097085][ T10] fib6_nh_init+0x3d8/0x1580 [ 6846.097085][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6846.097085][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6846.097085][ T10] ipv6_add_addr+0x411/0x2000 [ 6846.097085][ T10] inet6_addr_add+0x30e/0xa40 [ 6846.097085][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6846.097085][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.097085][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.097085][ T10] netlink_unicast+0x449/0x710 [ 6846.097085][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.097085][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.097085][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.097085][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.097085][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.097085][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.097085][ T10] [ 6846.099347][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6846.099347][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6846.099347][ T10] ipv6_find_idev+0x102/0x170 [ 6846.099347][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.099347][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.099347][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.099347][ T10] netlink_unicast+0x449/0x710 [ 6846.099347][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.099347][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.099347][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.099347][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.099347][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.099347][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.099347][ T10] [ 6846.101153][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6846.101153][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6846.101153][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6846.101153][ T10] ipv6_find_idev+0x102/0x170 [ 6846.101153][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6846.101153][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6846.101153][ T10] netlink_rcv_skb+0x130/0x360 [ 6846.101153][ T10] netlink_unicast+0x449/0x710 [ 6846.101153][ T10] netlink_sendmsg+0x723/0xbe0 [ 6846.101153][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6846.101153][ T10] ___sys_sendmsg+0xee/0x170 [ 6846.101153][ T10] __sys_sendmsg+0xcd/0x170 [ 6846.101153][ T10] do_syscall_64+0xc6/0x1e0 [ 6846.101153][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6846.101153][ T10] [ 6856.350849][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6856.351238][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.351238][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6856.351238][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6856.351238][ T10] fib6_nh_init+0xa22/0x1580 [ 6856.351238][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.351238][ T10] ip6_route_add+0x1c/0x140 [ 6856.351238][ T10] inet6_rtm_newroute+0x104/0x110 [ 6856.351238][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.351238][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.351238][ T10] netlink_unicast+0x449/0x710 [ 6856.351238][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.351238][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.351238][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.351238][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.351238][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.351238][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.351238][ T10] [ 6856.353175][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.353175][ T10] dst_init+0x84/0x4a0 [ 6856.353175][ T10] dst_alloc+0x97/0x150 [ 6856.353175][ T10] ip6_dst_alloc+0x23/0x90 [ 6856.353175][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6856.353175][ T10] ip6_pol_route+0x56f/0x840 [ 6856.353175][ T10] fib6_rule_lookup+0x456/0x630 [ 6856.353175][ T10] ip6_route_input+0x59c/0xa50 [ 6856.353175][ T10] ipv6_rcv+0x397/0x810 [ 6856.353175][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6856.353175][ T10] process_backlog+0x101/0x620 [ 6856.353175][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6856.353175][ T10] net_rx_action+0x495/0xbe0 [ 6856.353175][ T10] __do_softirq+0x1b5/0x7f6 [ 6856.353175][ T10] [ 6856.354859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.354859][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.354859][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.354859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.354859][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6856.354859][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6856.354859][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6856.354859][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6856.354859][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6856.354859][ T10] addrconf_dad_begin+0x310/0x670 [ 6856.354859][ T10] addrconf_dad_work+0x10b/0xab0 [ 6856.354859][ T10] process_one_work+0x84d/0x18a0 [ 6856.354859][ T10] worker_thread+0x587/0xd30 [ 6856.354859][ T10] kthread+0x28a/0x350 [ 6856.354859][ T10] ret_from_fork+0x31/0x70 [ 6856.354859][ T10] ret_from_fork_asm+0x1a/0x30 [ 6856.354859][ T10] [ 6856.356802][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.356802][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.356802][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.356802][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.356802][ T10] ip6_route_add+0x1c/0x140 [ 6856.356802][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6856.356802][ T10] inet6_addr_add+0x4f8/0xa40 [ 6856.356802][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.356802][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.356802][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.356802][ T10] netlink_unicast+0x449/0x710 [ 6856.356802][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.356802][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.356802][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.356802][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.356802][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.356802][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.356802][ T10] [ 6856.358820][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.358820][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.358820][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.358820][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.358820][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6856.358820][ T10] ipv6_add_addr+0x411/0x2000 [ 6856.358820][ T10] inet6_addr_add+0x30e/0xa40 [ 6856.358820][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.358820][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.358820][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.358820][ T10] netlink_unicast+0x449/0x710 [ 6856.358820][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.358820][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.358820][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.358820][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.358820][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.358820][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.358820][ T10] [ 6856.360842][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.360842][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.360842][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.360842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.360842][ T10] ip6_route_add+0x1c/0x140 [ 6856.360842][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6856.360842][ T10] addrconf_add_dev+0xe2/0x170 [ 6856.360842][ T10] inet6_addr_add+0x12f/0xa40 [ 6856.360842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.360842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.360842][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.360842][ T10] netlink_unicast+0x449/0x710 [ 6856.360842][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.360842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.360842][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.360842][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.360842][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.360842][ T10] [ 6856.362837][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.362837][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6856.362837][ T10] ipv6_find_idev+0x102/0x170 [ 6856.362837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.362837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.362837][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.362837][ T10] netlink_unicast+0x449/0x710 [ 6856.362837][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.362837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.362837][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.362837][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.362837][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.362837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.362837][ T10] [ 6856.364500][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6856.364500][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6856.364500][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6856.364500][ T10] ipv6_find_idev+0x102/0x170 [ 6856.364500][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.364500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.364500][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.364500][ T10] netlink_unicast+0x449/0x710 [ 6856.364500][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.364500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.364500][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.364500][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.364500][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.364500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.364500][ T10] [ 6856.366204][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6856.366494][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6856.366494][ T10] dst_init+0x84/0x4a0 [ 6856.366494][ T10] dst_alloc+0x97/0x150 [ 6856.366494][ T10] ip6_dst_alloc+0x23/0x90 [ 6856.366494][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6856.366494][ T10] ip6_pol_route+0x56f/0x840 [ 6856.366494][ T10] fib6_rule_lookup+0x456/0x630 [ 6856.366494][ T10] ip6_route_input+0x59c/0xa50 [ 6856.366494][ T10] ipv6_rcv+0x397/0x810 [ 6856.366494][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6856.366494][ T10] process_backlog+0x101/0x620 [ 6856.366494][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6856.366494][ T10] net_rx_action+0x495/0xbe0 [ 6856.366494][ T10] __do_softirq+0x1b5/0x7f6 [ 6856.366494][ T10] [ 6856.368161][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.368161][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6856.368161][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6856.368161][ T10] fib6_nh_init+0xa22/0x1580 [ 6856.368161][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.368161][ T10] ip6_route_add+0x1c/0x140 [ 6856.368161][ T10] inet6_rtm_newroute+0x104/0x110 [ 6856.368161][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.368161][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.368161][ T10] netlink_unicast+0x449/0x710 [ 6856.368161][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.368161][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.368161][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.368161][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.368161][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.368161][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.368161][ T10] [ 6856.370075][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.370075][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.370075][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.370075][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.370075][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6856.370075][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6856.370075][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6856.370075][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6856.370075][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6856.370075][ T10] addrconf_dad_begin+0x310/0x670 [ 6856.370075][ T10] addrconf_dad_work+0x10b/0xab0 [ 6856.370075][ T10] process_one_work+0x84d/0x18a0 [ 6856.370075][ T10] worker_thread+0x587/0xd30 [ 6856.370075][ T10] kthread+0x28a/0x350 [ 6856.370075][ T10] ret_from_fork+0x31/0x70 [ 6856.370075][ T10] ret_from_fork_asm+0x1a/0x30 [ 6856.370075][ T10] [ 6856.371999][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.371999][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.371999][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.371999][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.371999][ T10] ip6_route_add+0x1c/0x140 [ 6856.371999][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6856.371999][ T10] inet6_addr_add+0x4f8/0xa40 [ 6856.371999][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.371999][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.371999][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.371999][ T10] netlink_unicast+0x449/0x710 [ 6856.371999][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.371999][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.371999][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.371999][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.371999][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.371999][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.371999][ T10] [ 6856.374035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.374035][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.374035][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.374035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.374035][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6856.374035][ T10] ipv6_add_addr+0x411/0x2000 [ 6856.374035][ T10] inet6_addr_add+0x30e/0xa40 [ 6856.374035][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.374035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.374035][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.374035][ T10] netlink_unicast+0x449/0x710 [ 6856.374035][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.374035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.374035][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.374035][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.374035][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.374035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.374035][ T10] [ 6856.376054][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.376054][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.376054][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.376054][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.376054][ T10] ip6_route_add+0x1c/0x140 [ 6856.376054][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6856.376054][ T10] addrconf_add_dev+0xe2/0x170 [ 6856.376054][ T10] inet6_addr_add+0x12f/0xa40 [ 6856.376054][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.376054][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.376054][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.376054][ T10] netlink_unicast+0x449/0x710 [ 6856.376054][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.376054][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.376054][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.376054][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.376054][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.376054][ T10] [ 6856.378281][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.378281][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6856.378281][ T10] ipv6_find_idev+0x102/0x170 [ 6856.378281][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.378281][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.378281][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.378281][ T10] netlink_unicast+0x449/0x710 [ 6856.378281][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.378281][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.378281][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.378281][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.378281][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.378281][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.378281][ T10] [ 6856.379905][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6856.379905][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6856.379905][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6856.379905][ T10] ipv6_find_idev+0x102/0x170 [ 6856.379905][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.379905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.379905][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.379905][ T10] netlink_unicast+0x449/0x710 [ 6856.379905][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.379905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.379905][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.379905][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.379905][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.379905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.379905][ T10] [ 6856.381730][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6856.381991][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6856.381991][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.381991][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.381991][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.381991][ T10] ip6_route_add+0x1c/0x140 [ 6856.381991][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6856.381991][ T10] inet6_addr_add+0x4f8/0xa40 [ 6856.381991][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.381991][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.381991][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.381991][ T10] netlink_unicast+0x449/0x710 [ 6856.381991][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.381991][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.381991][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.381991][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.381991][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.381991][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.381991][ T10] [ 6856.384142][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6856.384142][ T10] netdev_get_by_index+0x5e/0x80 [ 6856.384142][ T10] fib6_nh_init+0x3d8/0x1580 [ 6856.384142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6856.384142][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6856.384142][ T10] ipv6_add_addr+0x411/0x2000 [ 6856.384142][ T10] inet6_addr_add+0x30e/0xa40 [ 6856.384142][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6856.384142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.384142][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.384142][ T10] netlink_unicast+0x449/0x710 [ 6856.384142][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.384142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.384142][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.384142][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.384142][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.384142][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.384142][ T10] [ 6856.386339][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6856.386339][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6856.386339][ T10] ipv6_find_idev+0x102/0x170 [ 6856.386339][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.386339][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.386339][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.386339][ T10] netlink_unicast+0x449/0x710 [ 6856.386339][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.386339][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.386339][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.386339][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.386339][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.386339][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.386339][ T10] [ 6856.387962][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6856.387962][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6856.387962][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6856.387962][ T10] ipv6_find_idev+0x102/0x170 [ 6856.387962][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6856.387962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6856.387962][ T10] netlink_rcv_skb+0x130/0x360 [ 6856.387962][ T10] netlink_unicast+0x449/0x710 [ 6856.387962][ T10] netlink_sendmsg+0x723/0xbe0 [ 6856.387962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6856.387962][ T10] ___sys_sendmsg+0xee/0x170 [ 6856.387962][ T10] __sys_sendmsg+0xcd/0x170 [ 6856.387962][ T10] do_syscall_64+0xc6/0x1e0 [ 6856.387962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6856.387962][ T10] [ 6866.638855][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6866.639290][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.639290][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6866.639290][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6866.639290][ T10] fib6_nh_init+0xa22/0x1580 [ 6866.639290][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.639290][ T10] ip6_route_add+0x1c/0x140 [ 6866.639290][ T10] inet6_rtm_newroute+0x104/0x110 [ 6866.639290][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.639290][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.639290][ T10] netlink_unicast+0x449/0x710 [ 6866.639290][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.639290][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.639290][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.639290][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.639290][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.639290][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.639290][ T10] [ 6866.641208][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.641208][ T10] dst_init+0x84/0x4a0 [ 6866.641208][ T10] dst_alloc+0x97/0x150 [ 6866.641208][ T10] ip6_dst_alloc+0x23/0x90 [ 6866.641208][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6866.641208][ T10] ip6_pol_route+0x56f/0x840 [ 6866.641208][ T10] fib6_rule_lookup+0x456/0x630 [ 6866.641208][ T10] ip6_route_input+0x59c/0xa50 [ 6866.641208][ T10] ipv6_rcv+0x397/0x810 [ 6866.641208][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6866.641208][ T10] process_backlog+0x101/0x620 [ 6866.641208][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6866.641208][ T10] net_rx_action+0x495/0xbe0 [ 6866.641208][ T10] __do_softirq+0x1b5/0x7f6 [ 6866.641208][ T10] [ 6866.642869][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.642869][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.642869][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.642869][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.642869][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6866.642869][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6866.642869][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6866.642869][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6866.642869][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6866.642869][ T10] addrconf_dad_begin+0x310/0x670 [ 6866.642869][ T10] addrconf_dad_work+0x10b/0xab0 [ 6866.642869][ T10] process_one_work+0x84d/0x18a0 [ 6866.642869][ T10] worker_thread+0x587/0xd30 [ 6866.642869][ T10] kthread+0x28a/0x350 [ 6866.642869][ T10] ret_from_fork+0x31/0x70 [ 6866.642869][ T10] ret_from_fork_asm+0x1a/0x30 [ 6866.642869][ T10] [ 6866.644803][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.644803][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.644803][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.644803][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.644803][ T10] ip6_route_add+0x1c/0x140 [ 6866.644803][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6866.644803][ T10] inet6_addr_add+0x4f8/0xa40 [ 6866.644803][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.644803][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.644803][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.644803][ T10] netlink_unicast+0x449/0x710 [ 6866.644803][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.644803][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.644803][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.644803][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.644803][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.644803][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.644803][ T10] [ 6866.646812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.646812][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.646812][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.646812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.646812][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6866.646812][ T10] ipv6_add_addr+0x411/0x2000 [ 6866.646812][ T10] inet6_addr_add+0x30e/0xa40 [ 6866.646812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.646812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.646812][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.646812][ T10] netlink_unicast+0x449/0x710 [ 6866.646812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.646812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.646812][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.646812][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.646812][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.646812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.646812][ T10] [ 6866.648818][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.648818][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.648818][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.648818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.648818][ T10] ip6_route_add+0x1c/0x140 [ 6866.648818][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6866.648818][ T10] addrconf_add_dev+0xe2/0x170 [ 6866.648818][ T10] inet6_addr_add+0x12f/0xa40 [ 6866.648818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.648818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.648818][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.648818][ T10] netlink_unicast+0x449/0x710 [ 6866.648818][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.648818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.648818][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.648818][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.648818][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.648818][ T10] [ 6866.650794][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.650794][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6866.650794][ T10] ipv6_find_idev+0x102/0x170 [ 6866.650794][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.650794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.650794][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.650794][ T10] netlink_unicast+0x449/0x710 [ 6866.650794][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.650794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.650794][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.650794][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.650794][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.650794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.650794][ T10] [ 6866.652352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6866.652352][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6866.652352][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6866.652352][ T10] ipv6_find_idev+0x102/0x170 [ 6866.652352][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.652352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.652352][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.652352][ T10] netlink_unicast+0x449/0x710 [ 6866.652352][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.652352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.652352][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.652352][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.652352][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.652352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.652352][ T10] [ 6866.654064][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6866.654343][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6866.654343][ T10] dst_init+0x84/0x4a0 [ 6866.654343][ T10] dst_alloc+0x97/0x150 [ 6866.654343][ T10] ip6_dst_alloc+0x23/0x90 [ 6866.654343][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6866.654343][ T10] ip6_pol_route+0x56f/0x840 [ 6866.654343][ T10] fib6_rule_lookup+0x456/0x630 [ 6866.654343][ T10] ip6_route_input+0x59c/0xa50 [ 6866.654343][ T10] ipv6_rcv+0x397/0x810 [ 6866.654343][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6866.654343][ T10] process_backlog+0x101/0x620 [ 6866.654343][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6866.654343][ T10] net_rx_action+0x495/0xbe0 [ 6866.654343][ T10] __do_softirq+0x1b5/0x7f6 [ 6866.654343][ T10] [ 6866.655992][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.655992][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6866.655992][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6866.655992][ T10] fib6_nh_init+0xa22/0x1580 [ 6866.655992][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.655992][ T10] ip6_route_add+0x1c/0x140 [ 6866.655992][ T10] inet6_rtm_newroute+0x104/0x110 [ 6866.655992][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.655992][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.655992][ T10] netlink_unicast+0x449/0x710 [ 6866.655992][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.655992][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.655992][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.655992][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.655992][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.655992][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.655992][ T10] [ 6866.657885][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.657885][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.657885][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.657885][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.657885][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6866.657885][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6866.657885][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6866.657885][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6866.657885][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6866.657885][ T10] addrconf_dad_begin+0x310/0x670 [ 6866.657885][ T10] addrconf_dad_work+0x10b/0xab0 [ 6866.657885][ T10] process_one_work+0x84d/0x18a0 [ 6866.657885][ T10] worker_thread+0x587/0xd30 [ 6866.657885][ T10] kthread+0x28a/0x350 [ 6866.657885][ T10] ret_from_fork+0x31/0x70 [ 6866.657885][ T10] ret_from_fork_asm+0x1a/0x30 [ 6866.657885][ T10] [ 6866.659824][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.659824][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.659824][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.659824][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.659824][ T10] ip6_route_add+0x1c/0x140 [ 6866.659824][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6866.659824][ T10] inet6_addr_add+0x4f8/0xa40 [ 6866.659824][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.659824][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.659824][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.659824][ T10] netlink_unicast+0x449/0x710 [ 6866.659824][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.659824][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.659824][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.659824][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.659824][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.659824][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.659824][ T10] [ 6866.661842][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.661842][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.661842][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.661842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.661842][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6866.661842][ T10] ipv6_add_addr+0x411/0x2000 [ 6866.661842][ T10] inet6_addr_add+0x30e/0xa40 [ 6866.661842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.661842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.661842][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.661842][ T10] netlink_unicast+0x449/0x710 [ 6866.661842][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.661842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.661842][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.661842][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.661842][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.661842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.661842][ T10] [ 6866.663873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.663873][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.663873][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.663873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.663873][ T10] ip6_route_add+0x1c/0x140 [ 6866.663873][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6866.663873][ T10] addrconf_add_dev+0xe2/0x170 [ 6866.663873][ T10] inet6_addr_add+0x12f/0xa40 [ 6866.663873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.663873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.663873][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.663873][ T10] netlink_unicast+0x449/0x710 [ 6866.663873][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.663873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.663873][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.663873][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.663873][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.663873][ T10] [ 6866.666035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.666035][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6866.666035][ T10] ipv6_find_idev+0x102/0x170 [ 6866.666035][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.666035][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.666035][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.666035][ T10] netlink_unicast+0x449/0x710 [ 6866.666035][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.666035][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.666035][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.666035][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.666035][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.666035][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.666035][ T10] [ 6866.667704][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6866.667704][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6866.667704][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6866.667704][ T10] ipv6_find_idev+0x102/0x170 [ 6866.667704][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.667704][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.667704][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.667704][ T10] netlink_unicast+0x449/0x710 [ 6866.667704][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.667704][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.667704][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.667704][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.667704][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.667704][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.667704][ T10] [ 6866.669650][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6866.669905][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6866.669905][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.669905][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.669905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.669905][ T10] ip6_route_add+0x1c/0x140 [ 6866.669905][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6866.669905][ T10] inet6_addr_add+0x4f8/0xa40 [ 6866.669905][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.669905][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.669905][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.669905][ T10] netlink_unicast+0x449/0x710 [ 6866.669905][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.669905][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.669905][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.669905][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.669905][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.669905][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.669905][ T10] [ 6866.672235][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6866.672235][ T10] netdev_get_by_index+0x5e/0x80 [ 6866.672235][ T10] fib6_nh_init+0x3d8/0x1580 [ 6866.672235][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6866.672235][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6866.672235][ T10] ipv6_add_addr+0x411/0x2000 [ 6866.672235][ T10] inet6_addr_add+0x30e/0xa40 [ 6866.672235][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6866.672235][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.672235][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.672235][ T10] netlink_unicast+0x449/0x710 [ 6866.672235][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.672235][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.672235][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.672235][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.672235][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.672235][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.672235][ T10] [ 6866.674496][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6866.674496][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6866.674496][ T10] ipv6_find_idev+0x102/0x170 [ 6866.674496][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.674496][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.674496][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.674496][ T10] netlink_unicast+0x449/0x710 [ 6866.674496][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.674496][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.674496][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.674496][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.674496][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.674496][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.674496][ T10] [ 6866.676225][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6866.676225][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6866.676225][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6866.676225][ T10] ipv6_find_idev+0x102/0x170 [ 6866.676225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6866.676225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6866.676225][ T10] netlink_rcv_skb+0x130/0x360 [ 6866.676225][ T10] netlink_unicast+0x449/0x710 [ 6866.676225][ T10] netlink_sendmsg+0x723/0xbe0 [ 6866.676225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6866.676225][ T10] ___sys_sendmsg+0xee/0x170 [ 6866.676225][ T10] __sys_sendmsg+0xcd/0x170 [ 6866.676225][ T10] do_syscall_64+0xc6/0x1e0 [ 6866.676225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6866.676225][ T10] [ 6876.926838][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6876.927230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.927230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6876.927230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6876.927230][ T10] fib6_nh_init+0xa22/0x1580 [ 6876.927230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.927230][ T10] ip6_route_add+0x1c/0x140 [ 6876.927230][ T10] inet6_rtm_newroute+0x104/0x110 [ 6876.927230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.927230][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.927230][ T10] netlink_unicast+0x449/0x710 [ 6876.927230][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.927230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.927230][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.927230][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.927230][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.927230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.927230][ T10] [ 6876.929150][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.929150][ T10] dst_init+0x84/0x4a0 [ 6876.929150][ T10] dst_alloc+0x97/0x150 [ 6876.929150][ T10] ip6_dst_alloc+0x23/0x90 [ 6876.929150][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6876.929150][ T10] ip6_pol_route+0x56f/0x840 [ 6876.929150][ T10] fib6_rule_lookup+0x456/0x630 [ 6876.929150][ T10] ip6_route_input+0x59c/0xa50 [ 6876.929150][ T10] ipv6_rcv+0x397/0x810 [ 6876.929150][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6876.929150][ T10] process_backlog+0x101/0x620 [ 6876.929150][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6876.929150][ T10] net_rx_action+0x495/0xbe0 [ 6876.929150][ T10] __do_softirq+0x1b5/0x7f6 [ 6876.929150][ T10] [ 6876.930812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.930812][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.930812][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.930812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.930812][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6876.930812][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6876.930812][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6876.930812][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6876.930812][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6876.930812][ T10] addrconf_dad_begin+0x310/0x670 [ 6876.930812][ T10] addrconf_dad_work+0x10b/0xab0 [ 6876.930812][ T10] process_one_work+0x84d/0x18a0 [ 6876.930812][ T10] worker_thread+0x587/0xd30 [ 6876.930812][ T10] kthread+0x28a/0x350 [ 6876.930812][ T10] ret_from_fork+0x31/0x70 [ 6876.930812][ T10] ret_from_fork_asm+0x1a/0x30 [ 6876.930812][ T10] [ 6876.932741][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.932741][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.932741][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.932741][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.932741][ T10] ip6_route_add+0x1c/0x140 [ 6876.932741][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6876.932741][ T10] inet6_addr_add+0x4f8/0xa40 [ 6876.932741][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.932741][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.932741][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.932741][ T10] netlink_unicast+0x449/0x710 [ 6876.932741][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.932741][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.932741][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.932741][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.932741][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.932741][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.932741][ T10] [ 6876.934780][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.934780][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.934780][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.934780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.934780][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6876.934780][ T10] ipv6_add_addr+0x411/0x2000 [ 6876.934780][ T10] inet6_addr_add+0x30e/0xa40 [ 6876.934780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.934780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.934780][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.934780][ T10] netlink_unicast+0x449/0x710 [ 6876.934780][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.934780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.934780][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.934780][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.934780][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.934780][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.934780][ T10] [ 6876.936812][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.936812][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.936812][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.936812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.936812][ T10] ip6_route_add+0x1c/0x140 [ 6876.936812][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6876.936812][ T10] addrconf_add_dev+0xe2/0x170 [ 6876.936812][ T10] inet6_addr_add+0x12f/0xa40 [ 6876.936812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.936812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.936812][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.936812][ T10] netlink_unicast+0x449/0x710 [ 6876.936812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.936812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.936812][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.936812][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.936812][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.936812][ T10] [ 6876.938801][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.938801][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6876.938801][ T10] ipv6_find_idev+0x102/0x170 [ 6876.938801][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.938801][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.938801][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.938801][ T10] netlink_unicast+0x449/0x710 [ 6876.938801][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.938801][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.938801][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.938801][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.938801][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.938801][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.938801][ T10] [ 6876.940357][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6876.940357][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6876.940357][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6876.940357][ T10] ipv6_find_idev+0x102/0x170 [ 6876.940357][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.940357][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.940357][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.940357][ T10] netlink_unicast+0x449/0x710 [ 6876.940357][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.940357][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.940357][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.940357][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.940357][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.940357][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.940357][ T10] [ 6876.942052][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6876.942335][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6876.942335][ T10] dst_init+0x84/0x4a0 [ 6876.942335][ T10] dst_alloc+0x97/0x150 [ 6876.942335][ T10] ip6_dst_alloc+0x23/0x90 [ 6876.942335][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6876.942335][ T10] ip6_pol_route+0x56f/0x840 [ 6876.942335][ T10] fib6_rule_lookup+0x456/0x630 [ 6876.942335][ T10] ip6_route_input+0x59c/0xa50 [ 6876.942335][ T10] ipv6_rcv+0x397/0x810 [ 6876.942335][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6876.942335][ T10] process_backlog+0x101/0x620 [ 6876.942335][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6876.942335][ T10] net_rx_action+0x495/0xbe0 [ 6876.942335][ T10] __do_softirq+0x1b5/0x7f6 [ 6876.942335][ T10] [ 6876.944002][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.944002][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6876.944002][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6876.944002][ T10] fib6_nh_init+0xa22/0x1580 [ 6876.944002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.944002][ T10] ip6_route_add+0x1c/0x140 [ 6876.944002][ T10] inet6_rtm_newroute+0x104/0x110 [ 6876.944002][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.944002][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.944002][ T10] netlink_unicast+0x449/0x710 [ 6876.944002][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.944002][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.944002][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.944002][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.944002][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.944002][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.944002][ T10] [ 6876.945902][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.945902][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.945902][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.945902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.945902][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6876.945902][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6876.945902][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6876.945902][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6876.945902][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6876.945902][ T10] addrconf_dad_begin+0x310/0x670 [ 6876.945902][ T10] addrconf_dad_work+0x10b/0xab0 [ 6876.945902][ T10] process_one_work+0x84d/0x18a0 [ 6876.945902][ T10] worker_thread+0x587/0xd30 [ 6876.945902][ T10] kthread+0x28a/0x350 [ 6876.945902][ T10] ret_from_fork+0x31/0x70 [ 6876.945902][ T10] ret_from_fork_asm+0x1a/0x30 [ 6876.945902][ T10] [ 6876.947837][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.947837][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.947837][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.947837][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.947837][ T10] ip6_route_add+0x1c/0x140 [ 6876.947837][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6876.947837][ T10] inet6_addr_add+0x4f8/0xa40 [ 6876.947837][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.947837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.947837][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.947837][ T10] netlink_unicast+0x449/0x710 [ 6876.947837][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.947837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.947837][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.947837][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.947837][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.947837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.947837][ T10] [ 6876.949857][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.949857][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.949857][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.949857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.949857][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6876.949857][ T10] ipv6_add_addr+0x411/0x2000 [ 6876.949857][ T10] inet6_addr_add+0x30e/0xa40 [ 6876.949857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.949857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.949857][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.949857][ T10] netlink_unicast+0x449/0x710 [ 6876.949857][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.949857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.949857][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.949857][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.949857][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.949857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.949857][ T10] [ 6876.951882][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.951882][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.951882][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.951882][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.951882][ T10] ip6_route_add+0x1c/0x140 [ 6876.951882][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6876.951882][ T10] addrconf_add_dev+0xe2/0x170 [ 6876.951882][ T10] inet6_addr_add+0x12f/0xa40 [ 6876.951882][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.951882][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.951882][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.951882][ T10] netlink_unicast+0x449/0x710 [ 6876.951882][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.951882][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.951882][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.951882][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.951882][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.951882][ T10] [ 6876.954007][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.954007][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6876.954007][ T10] ipv6_find_idev+0x102/0x170 [ 6876.954007][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.954007][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.954007][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.954007][ T10] netlink_unicast+0x449/0x710 [ 6876.954007][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.954007][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.954007][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.954007][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.954007][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.954007][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.954007][ T10] [ 6876.955626][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6876.955626][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6876.955626][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6876.955626][ T10] ipv6_find_idev+0x102/0x170 [ 6876.955626][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.955626][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.955626][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.955626][ T10] netlink_unicast+0x449/0x710 [ 6876.955626][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.955626][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.955626][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.955626][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.955626][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.955626][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.955626][ T10] [ 6876.957455][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6876.957703][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6876.957703][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.957703][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.957703][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.957703][ T10] ip6_route_add+0x1c/0x140 [ 6876.957703][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6876.957703][ T10] inet6_addr_add+0x4f8/0xa40 [ 6876.957703][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.957703][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.957703][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.957703][ T10] netlink_unicast+0x449/0x710 [ 6876.957703][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.957703][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.957703][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.957703][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.957703][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.957703][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.957703][ T10] [ 6876.959883][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6876.959883][ T10] netdev_get_by_index+0x5e/0x80 [ 6876.959883][ T10] fib6_nh_init+0x3d8/0x1580 [ 6876.959883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6876.959883][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6876.959883][ T10] ipv6_add_addr+0x411/0x2000 [ 6876.959883][ T10] inet6_addr_add+0x30e/0xa40 [ 6876.959883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6876.959883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.959883][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.959883][ T10] netlink_unicast+0x449/0x710 [ 6876.959883][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.959883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.959883][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.959883][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.959883][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.959883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.959883][ T10] [ 6876.962028][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6876.962028][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6876.962028][ T10] ipv6_find_idev+0x102/0x170 [ 6876.962028][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.962028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.962028][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.962028][ T10] netlink_unicast+0x449/0x710 [ 6876.962028][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.962028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.962028][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.962028][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.962028][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.962028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.962028][ T10] [ 6876.963717][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6876.963717][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6876.963717][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6876.963717][ T10] ipv6_find_idev+0x102/0x170 [ 6876.963717][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6876.963717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6876.963717][ T10] netlink_rcv_skb+0x130/0x360 [ 6876.963717][ T10] netlink_unicast+0x449/0x710 [ 6876.963717][ T10] netlink_sendmsg+0x723/0xbe0 [ 6876.963717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6876.963717][ T10] ___sys_sendmsg+0xee/0x170 [ 6876.963717][ T10] __sys_sendmsg+0xcd/0x170 [ 6876.963717][ T10] do_syscall_64+0xc6/0x1e0 [ 6876.963717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6876.963717][ T10] [ 6887.214839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6887.215287][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.215287][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6887.215287][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6887.215287][ T10] fib6_nh_init+0xa22/0x1580 [ 6887.215287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.215287][ T10] ip6_route_add+0x1c/0x140 [ 6887.215287][ T10] inet6_rtm_newroute+0x104/0x110 [ 6887.215287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.215287][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.215287][ T10] netlink_unicast+0x449/0x710 [ 6887.215287][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.215287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.215287][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.215287][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.215287][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.215287][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.215287][ T10] [ 6887.217226][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.217226][ T10] dst_init+0x84/0x4a0 [ 6887.217226][ T10] dst_alloc+0x97/0x150 [ 6887.217226][ T10] ip6_dst_alloc+0x23/0x90 [ 6887.217226][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6887.217226][ T10] ip6_pol_route+0x56f/0x840 [ 6887.217226][ T10] fib6_rule_lookup+0x456/0x630 [ 6887.217226][ T10] ip6_route_input+0x59c/0xa50 [ 6887.217226][ T10] ipv6_rcv+0x397/0x810 [ 6887.217226][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6887.217226][ T10] process_backlog+0x101/0x620 [ 6887.217226][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6887.217226][ T10] net_rx_action+0x495/0xbe0 [ 6887.217226][ T10] __do_softirq+0x1b5/0x7f6 [ 6887.217226][ T10] [ 6887.218905][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.218905][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.218905][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.218905][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.218905][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6887.218905][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6887.218905][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6887.218905][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6887.218905][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6887.218905][ T10] addrconf_dad_begin+0x310/0x670 [ 6887.218905][ T10] addrconf_dad_work+0x10b/0xab0 [ 6887.218905][ T10] process_one_work+0x84d/0x18a0 [ 6887.218905][ T10] worker_thread+0x587/0xd30 [ 6887.218905][ T10] kthread+0x28a/0x350 [ 6887.218905][ T10] ret_from_fork+0x31/0x70 [ 6887.218905][ T10] ret_from_fork_asm+0x1a/0x30 [ 6887.218905][ T10] [ 6887.220856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.220856][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.220856][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.220856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.220856][ T10] ip6_route_add+0x1c/0x140 [ 6887.220856][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6887.220856][ T10] inet6_addr_add+0x4f8/0xa40 [ 6887.220856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.220856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.220856][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.220856][ T10] netlink_unicast+0x449/0x710 [ 6887.220856][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.220856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.220856][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.220856][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.220856][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.220856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.220856][ T10] [ 6887.222889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.222889][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.222889][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.222889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.222889][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6887.222889][ T10] ipv6_add_addr+0x411/0x2000 [ 6887.222889][ T10] inet6_addr_add+0x30e/0xa40 [ 6887.222889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.222889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.222889][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.222889][ T10] netlink_unicast+0x449/0x710 [ 6887.222889][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.222889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.222889][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.222889][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.222889][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.222889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.222889][ T10] [ 6887.224942][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.224942][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.224942][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.224942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.224942][ T10] ip6_route_add+0x1c/0x140 [ 6887.224942][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6887.224942][ T10] addrconf_add_dev+0xe2/0x170 [ 6887.224942][ T10] inet6_addr_add+0x12f/0xa40 [ 6887.224942][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.224942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.224942][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.224942][ T10] netlink_unicast+0x449/0x710 [ 6887.224942][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.224942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.224942][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.224942][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.224942][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.224942][ T10] [ 6887.226939][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.226939][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6887.226939][ T10] ipv6_find_idev+0x102/0x170 [ 6887.226939][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.226939][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.226939][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.226939][ T10] netlink_unicast+0x449/0x710 [ 6887.226939][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.226939][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.226939][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.226939][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.226939][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.226939][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.226939][ T10] [ 6887.228517][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6887.228517][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6887.228517][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6887.228517][ T10] ipv6_find_idev+0x102/0x170 [ 6887.228517][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.228517][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.228517][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.228517][ T10] netlink_unicast+0x449/0x710 [ 6887.228517][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.228517][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.228517][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.228517][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.228517][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.228517][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.228517][ T10] [ 6887.230237][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6887.230528][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6887.230528][ T10] dst_init+0x84/0x4a0 [ 6887.230528][ T10] dst_alloc+0x97/0x150 [ 6887.230528][ T10] ip6_dst_alloc+0x23/0x90 [ 6887.230528][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6887.230528][ T10] ip6_pol_route+0x56f/0x840 [ 6887.230528][ T10] fib6_rule_lookup+0x456/0x630 [ 6887.230528][ T10] ip6_route_input+0x59c/0xa50 [ 6887.230528][ T10] ipv6_rcv+0x397/0x810 [ 6887.230528][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6887.230528][ T10] process_backlog+0x101/0x620 [ 6887.230528][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6887.230528][ T10] net_rx_action+0x495/0xbe0 [ 6887.230528][ T10] __do_softirq+0x1b5/0x7f6 [ 6887.230528][ T10] [ 6887.232194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.232194][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6887.232194][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6887.232194][ T10] fib6_nh_init+0xa22/0x1580 [ 6887.232194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.232194][ T10] ip6_route_add+0x1c/0x140 [ 6887.232194][ T10] inet6_rtm_newroute+0x104/0x110 [ 6887.232194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.232194][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.232194][ T10] netlink_unicast+0x449/0x710 [ 6887.232194][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.232194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.232194][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.232194][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.232194][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.232194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.232194][ T10] [ 6887.234149][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.234149][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.234149][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.234149][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.234149][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6887.234149][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6887.234149][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6887.234149][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6887.234149][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6887.234149][ T10] addrconf_dad_begin+0x310/0x670 [ 6887.234149][ T10] addrconf_dad_work+0x10b/0xab0 [ 6887.234149][ T10] process_one_work+0x84d/0x18a0 [ 6887.234149][ T10] worker_thread+0x587/0xd30 [ 6887.234149][ T10] kthread+0x28a/0x350 [ 6887.234149][ T10] ret_from_fork+0x31/0x70 [ 6887.234149][ T10] ret_from_fork_asm+0x1a/0x30 [ 6887.234149][ T10] [ 6887.236096][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.236096][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.236096][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.236096][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.236096][ T10] ip6_route_add+0x1c/0x140 [ 6887.236096][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6887.236096][ T10] inet6_addr_add+0x4f8/0xa40 [ 6887.236096][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.236096][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.236096][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.236096][ T10] netlink_unicast+0x449/0x710 [ 6887.236096][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.236096][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.236096][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.236096][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.236096][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.236096][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.236096][ T10] [ 6887.238150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.238150][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.238150][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.238150][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.238150][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6887.238150][ T10] ipv6_add_addr+0x411/0x2000 [ 6887.238150][ T10] inet6_addr_add+0x30e/0xa40 [ 6887.238150][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.238150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.238150][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.238150][ T10] netlink_unicast+0x449/0x710 [ 6887.238150][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.238150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.238150][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.238150][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.238150][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.238150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.238150][ T10] [ 6887.240194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.240194][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.240194][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.240194][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.240194][ T10] ip6_route_add+0x1c/0x140 [ 6887.240194][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6887.240194][ T10] addrconf_add_dev+0xe2/0x170 [ 6887.240194][ T10] inet6_addr_add+0x12f/0xa40 [ 6887.240194][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.240194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.240194][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.240194][ T10] netlink_unicast+0x449/0x710 [ 6887.240194][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.240194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.240194][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.240194][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.240194][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.240194][ T10] [ 6887.242330][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.242330][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6887.242330][ T10] ipv6_find_idev+0x102/0x170 [ 6887.242330][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.242330][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.242330][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.242330][ T10] netlink_unicast+0x449/0x710 [ 6887.242330][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.242330][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.242330][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.242330][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.242330][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.242330][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.242330][ T10] [ 6887.243974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6887.243974][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6887.243974][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6887.243974][ T10] ipv6_find_idev+0x102/0x170 [ 6887.243974][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.243974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.243974][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.243974][ T10] netlink_unicast+0x449/0x710 [ 6887.243974][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.243974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.243974][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.243974][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.243974][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.243974][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.243974][ T10] [ 6887.245825][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6887.246079][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6887.246079][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.246079][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.246079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.246079][ T10] ip6_route_add+0x1c/0x140 [ 6887.246079][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6887.246079][ T10] inet6_addr_add+0x4f8/0xa40 [ 6887.246079][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.246079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.246079][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.246079][ T10] netlink_unicast+0x449/0x710 [ 6887.246079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.246079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.246079][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.246079][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.246079][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.246079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.246079][ T10] [ 6887.248258][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6887.248258][ T10] netdev_get_by_index+0x5e/0x80 [ 6887.248258][ T10] fib6_nh_init+0x3d8/0x1580 [ 6887.248258][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6887.248258][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6887.248258][ T10] ipv6_add_addr+0x411/0x2000 [ 6887.248258][ T10] inet6_addr_add+0x30e/0xa40 [ 6887.248258][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6887.248258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.248258][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.248258][ T10] netlink_unicast+0x449/0x710 [ 6887.248258][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.248258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.248258][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.248258][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.248258][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.248258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.248258][ T10] [ 6887.250409][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6887.250409][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6887.250409][ T10] ipv6_find_idev+0x102/0x170 [ 6887.250409][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.250409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.250409][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.250409][ T10] netlink_unicast+0x449/0x710 [ 6887.250409][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.250409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.250409][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.250409][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.250409][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.250409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.250409][ T10] [ 6887.252097][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6887.252097][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6887.252097][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6887.252097][ T10] ipv6_find_idev+0x102/0x170 [ 6887.252097][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6887.252097][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6887.252097][ T10] netlink_rcv_skb+0x130/0x360 [ 6887.252097][ T10] netlink_unicast+0x449/0x710 [ 6887.252097][ T10] netlink_sendmsg+0x723/0xbe0 [ 6887.252097][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6887.252097][ T10] ___sys_sendmsg+0xee/0x170 [ 6887.252097][ T10] __sys_sendmsg+0xcd/0x170 [ 6887.252097][ T10] do_syscall_64+0xc6/0x1e0 [ 6887.252097][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6887.252097][ T10] [ 6897.502926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6897.503384][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.503384][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6897.503384][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6897.503384][ T10] fib6_nh_init+0xa22/0x1580 [ 6897.503384][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.503384][ T10] ip6_route_add+0x1c/0x140 [ 6897.503384][ T10] inet6_rtm_newroute+0x104/0x110 [ 6897.503384][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.503384][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.503384][ T10] netlink_unicast+0x449/0x710 [ 6897.503384][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.503384][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.503384][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.503384][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.503384][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.503384][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.503384][ T10] [ 6897.505353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.505353][ T10] dst_init+0x84/0x4a0 [ 6897.505353][ T10] dst_alloc+0x97/0x150 [ 6897.505353][ T10] ip6_dst_alloc+0x23/0x90 [ 6897.505353][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6897.505353][ T10] ip6_pol_route+0x56f/0x840 [ 6897.505353][ T10] fib6_rule_lookup+0x456/0x630 [ 6897.505353][ T10] ip6_route_input+0x59c/0xa50 [ 6897.505353][ T10] ipv6_rcv+0x397/0x810 [ 6897.505353][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6897.505353][ T10] process_backlog+0x101/0x620 [ 6897.505353][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6897.505353][ T10] net_rx_action+0x495/0xbe0 [ 6897.505353][ T10] __do_softirq+0x1b5/0x7f6 [ 6897.505353][ T10] [ 6897.507027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.507027][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.507027][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.507027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.507027][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6897.507027][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6897.507027][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6897.507027][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6897.507027][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6897.507027][ T10] addrconf_dad_begin+0x310/0x670 [ 6897.507027][ T10] addrconf_dad_work+0x10b/0xab0 [ 6897.507027][ T10] process_one_work+0x84d/0x18a0 [ 6897.507027][ T10] worker_thread+0x587/0xd30 [ 6897.507027][ T10] kthread+0x28a/0x350 [ 6897.507027][ T10] ret_from_fork+0x31/0x70 [ 6897.507027][ T10] ret_from_fork_asm+0x1a/0x30 [ 6897.507027][ T10] [ 6897.508965][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.508965][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.508965][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.508965][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.508965][ T10] ip6_route_add+0x1c/0x140 [ 6897.508965][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6897.508965][ T10] inet6_addr_add+0x4f8/0xa40 [ 6897.508965][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.508965][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.508965][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.508965][ T10] netlink_unicast+0x449/0x710 [ 6897.508965][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.508965][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.508965][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.508965][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.508965][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.508965][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.508965][ T10] [ 6897.510997][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.510997][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.510997][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.510997][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.510997][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6897.510997][ T10] ipv6_add_addr+0x411/0x2000 [ 6897.510997][ T10] inet6_addr_add+0x30e/0xa40 [ 6897.510997][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.510997][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.510997][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.510997][ T10] netlink_unicast+0x449/0x710 [ 6897.510997][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.510997][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.510997][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.510997][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.510997][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.510997][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.510997][ T10] [ 6897.513011][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.513011][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.513011][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.513011][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.513011][ T10] ip6_route_add+0x1c/0x140 [ 6897.513011][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6897.513011][ T10] addrconf_add_dev+0xe2/0x170 [ 6897.513011][ T10] inet6_addr_add+0x12f/0xa40 [ 6897.513011][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.513011][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.513011][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.513011][ T10] netlink_unicast+0x449/0x710 [ 6897.513011][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.513011][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.513011][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.513011][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.513011][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.513011][ T10] [ 6897.515022][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.515022][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6897.515022][ T10] ipv6_find_idev+0x102/0x170 [ 6897.515022][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.515022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.515022][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.515022][ T10] netlink_unicast+0x449/0x710 [ 6897.515022][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.515022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.515022][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.515022][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.515022][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.515022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.515022][ T10] [ 6897.516588][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6897.516588][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6897.516588][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6897.516588][ T10] ipv6_find_idev+0x102/0x170 [ 6897.516588][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.516588][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.516588][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.516588][ T10] netlink_unicast+0x449/0x710 [ 6897.516588][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.516588][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.516588][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.516588][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.516588][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.516588][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.516588][ T10] [ 6897.518296][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6897.518584][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6897.518584][ T10] dst_init+0x84/0x4a0 [ 6897.518584][ T10] dst_alloc+0x97/0x150 [ 6897.518584][ T10] ip6_dst_alloc+0x23/0x90 [ 6897.518584][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6897.518584][ T10] ip6_pol_route+0x56f/0x840 [ 6897.518584][ T10] fib6_rule_lookup+0x456/0x630 [ 6897.518584][ T10] ip6_route_input+0x59c/0xa50 [ 6897.518584][ T10] ipv6_rcv+0x397/0x810 [ 6897.518584][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6897.518584][ T10] process_backlog+0x101/0x620 [ 6897.518584][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6897.518584][ T10] net_rx_action+0x495/0xbe0 [ 6897.518584][ T10] __do_softirq+0x1b5/0x7f6 [ 6897.518584][ T10] [ 6897.520220][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.520220][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6897.520220][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6897.520220][ T10] fib6_nh_init+0xa22/0x1580 [ 6897.520220][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.520220][ T10] ip6_route_add+0x1c/0x140 [ 6897.520220][ T10] inet6_rtm_newroute+0x104/0x110 [ 6897.520220][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.520220][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.520220][ T10] netlink_unicast+0x449/0x710 [ 6897.520220][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.520220][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.520220][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.520220][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.520220][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.520220][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.520220][ T10] [ 6897.522111][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.522111][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.522111][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.522111][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.522111][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6897.522111][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6897.522111][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6897.522111][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6897.522111][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6897.522111][ T10] addrconf_dad_begin+0x310/0x670 [ 6897.522111][ T10] addrconf_dad_work+0x10b/0xab0 [ 6897.522111][ T10] process_one_work+0x84d/0x18a0 [ 6897.522111][ T10] worker_thread+0x587/0xd30 [ 6897.522111][ T10] kthread+0x28a/0x350 [ 6897.522111][ T10] ret_from_fork+0x31/0x70 [ 6897.522111][ T10] ret_from_fork_asm+0x1a/0x30 [ 6897.522111][ T10] [ 6897.524036][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.524036][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.524036][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.524036][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.524036][ T10] ip6_route_add+0x1c/0x140 [ 6897.524036][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6897.524036][ T10] inet6_addr_add+0x4f8/0xa40 [ 6897.524036][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.524036][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.524036][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.524036][ T10] netlink_unicast+0x449/0x710 [ 6897.524036][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.524036][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.524036][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.524036][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.524036][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.524036][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.524036][ T10] [ 6897.526040][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.526040][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.526040][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.526040][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.526040][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6897.526040][ T10] ipv6_add_addr+0x411/0x2000 [ 6897.526040][ T10] inet6_addr_add+0x30e/0xa40 [ 6897.526040][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.526040][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.526040][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.526040][ T10] netlink_unicast+0x449/0x710 [ 6897.526040][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.526040][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.526040][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.526040][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.526040][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.526040][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.526040][ T10] [ 6897.528038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.528038][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.528038][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.528038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.528038][ T10] ip6_route_add+0x1c/0x140 [ 6897.528038][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6897.528038][ T10] addrconf_add_dev+0xe2/0x170 [ 6897.528038][ T10] inet6_addr_add+0x12f/0xa40 [ 6897.528038][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.528038][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.528038][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.528038][ T10] netlink_unicast+0x449/0x710 [ 6897.528038][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.528038][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.528038][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.528038][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.528038][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.528038][ T10] [ 6897.530194][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.530194][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6897.530194][ T10] ipv6_find_idev+0x102/0x170 [ 6897.530194][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.530194][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.530194][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.530194][ T10] netlink_unicast+0x449/0x710 [ 6897.530194][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.530194][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.530194][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.530194][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.530194][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.530194][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.530194][ T10] [ 6897.531923][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6897.531923][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6897.531923][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6897.531923][ T10] ipv6_find_idev+0x102/0x170 [ 6897.531923][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.531923][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.531923][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.531923][ T10] netlink_unicast+0x449/0x710 [ 6897.531923][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.531923][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.531923][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.531923][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.531923][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.531923][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.531923][ T10] [ 6897.533878][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6897.534123][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6897.534123][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.534123][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.534123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.534123][ T10] ip6_route_add+0x1c/0x140 [ 6897.534123][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6897.534123][ T10] inet6_addr_add+0x4f8/0xa40 [ 6897.534123][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.534123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.534123][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.534123][ T10] netlink_unicast+0x449/0x710 [ 6897.534123][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.534123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.534123][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.534123][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.534123][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.534123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.534123][ T10] [ 6897.536373][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6897.536373][ T10] netdev_get_by_index+0x5e/0x80 [ 6897.536373][ T10] fib6_nh_init+0x3d8/0x1580 [ 6897.536373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6897.536373][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6897.536373][ T10] ipv6_add_addr+0x411/0x2000 [ 6897.536373][ T10] inet6_addr_add+0x30e/0xa40 [ 6897.536373][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6897.536373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.536373][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.536373][ T10] netlink_unicast+0x449/0x710 [ 6897.536373][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.536373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.536373][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.536373][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.536373][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.536373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.536373][ T10] [ 6897.538571][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6897.538571][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6897.538571][ T10] ipv6_find_idev+0x102/0x170 [ 6897.538571][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.538571][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.538571][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.538571][ T10] netlink_unicast+0x449/0x710 [ 6897.538571][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.538571][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.538571][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.538571][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.538571][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.538571][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.538571][ T10] [ 6897.540358][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6897.540358][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6897.540358][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6897.540358][ T10] ipv6_find_idev+0x102/0x170 [ 6897.540358][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6897.540358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6897.540358][ T10] netlink_rcv_skb+0x130/0x360 [ 6897.540358][ T10] netlink_unicast+0x449/0x710 [ 6897.540358][ T10] netlink_sendmsg+0x723/0xbe0 [ 6897.540358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6897.540358][ T10] ___sys_sendmsg+0xee/0x170 [ 6897.540358][ T10] __sys_sendmsg+0xcd/0x170 [ 6897.540358][ T10] do_syscall_64+0xc6/0x1e0 [ 6897.540358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6897.540358][ T10] [ 6907.790849][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6907.791228][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.791228][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6907.791228][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6907.791228][ T10] fib6_nh_init+0xa22/0x1580 [ 6907.791228][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.791228][ T10] ip6_route_add+0x1c/0x140 [ 6907.791228][ T10] inet6_rtm_newroute+0x104/0x110 [ 6907.791228][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.791228][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.791228][ T10] netlink_unicast+0x449/0x710 [ 6907.791228][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.791228][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.791228][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.791228][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.791228][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.791228][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.791228][ T10] [ 6907.793141][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.793141][ T10] dst_init+0x84/0x4a0 [ 6907.793141][ T10] dst_alloc+0x97/0x150 [ 6907.793141][ T10] ip6_dst_alloc+0x23/0x90 [ 6907.793141][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6907.793141][ T10] ip6_pol_route+0x56f/0x840 [ 6907.793141][ T10] fib6_rule_lookup+0x456/0x630 [ 6907.793141][ T10] ip6_route_input+0x59c/0xa50 [ 6907.793141][ T10] ipv6_rcv+0x397/0x810 [ 6907.793141][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6907.793141][ T10] process_backlog+0x101/0x620 [ 6907.793141][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6907.793141][ T10] net_rx_action+0x495/0xbe0 [ 6907.793141][ T10] __do_softirq+0x1b5/0x7f6 [ 6907.793141][ T10] [ 6907.794829][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.794829][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.794829][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.794829][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.794829][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6907.794829][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6907.794829][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6907.794829][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6907.794829][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6907.794829][ T10] addrconf_dad_begin+0x310/0x670 [ 6907.794829][ T10] addrconf_dad_work+0x10b/0xab0 [ 6907.794829][ T10] process_one_work+0x84d/0x18a0 [ 6907.794829][ T10] worker_thread+0x587/0xd30 [ 6907.794829][ T10] kthread+0x28a/0x350 [ 6907.794829][ T10] ret_from_fork+0x31/0x70 [ 6907.794829][ T10] ret_from_fork_asm+0x1a/0x30 [ 6907.794829][ T10] [ 6907.796745][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.796745][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.796745][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.796745][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.796745][ T10] ip6_route_add+0x1c/0x140 [ 6907.796745][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6907.796745][ T10] inet6_addr_add+0x4f8/0xa40 [ 6907.796745][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.796745][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.796745][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.796745][ T10] netlink_unicast+0x449/0x710 [ 6907.796745][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.796745][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.796745][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.796745][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.796745][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.796745][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.796745][ T10] [ 6907.798756][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.798756][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.798756][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.798756][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.798756][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6907.798756][ T10] ipv6_add_addr+0x411/0x2000 [ 6907.798756][ T10] inet6_addr_add+0x30e/0xa40 [ 6907.798756][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.798756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.798756][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.798756][ T10] netlink_unicast+0x449/0x710 [ 6907.798756][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.798756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.798756][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.798756][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.798756][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.798756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.798756][ T10] [ 6907.800781][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.800781][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.800781][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.800781][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.800781][ T10] ip6_route_add+0x1c/0x140 [ 6907.800781][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6907.800781][ T10] addrconf_add_dev+0xe2/0x170 [ 6907.800781][ T10] inet6_addr_add+0x12f/0xa40 [ 6907.800781][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.800781][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.800781][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.800781][ T10] netlink_unicast+0x449/0x710 [ 6907.800781][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.800781][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.800781][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.800781][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.800781][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.800781][ T10] [ 6907.802757][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.802757][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6907.802757][ T10] ipv6_find_idev+0x102/0x170 [ 6907.802757][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.802757][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.802757][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.802757][ T10] netlink_unicast+0x449/0x710 [ 6907.802757][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.802757][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.802757][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.802757][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.802757][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.802757][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.802757][ T10] [ 6907.804324][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6907.804324][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6907.804324][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6907.804324][ T10] ipv6_find_idev+0x102/0x170 [ 6907.804324][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.804324][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.804324][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.804324][ T10] netlink_unicast+0x449/0x710 [ 6907.804324][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.804324][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.804324][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.804324][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.804324][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.804324][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.804324][ T10] [ 6907.806030][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6907.806314][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6907.806314][ T10] dst_init+0x84/0x4a0 [ 6907.806314][ T10] dst_alloc+0x97/0x150 [ 6907.806314][ T10] ip6_dst_alloc+0x23/0x90 [ 6907.806314][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6907.806314][ T10] ip6_pol_route+0x56f/0x840 [ 6907.806314][ T10] fib6_rule_lookup+0x456/0x630 [ 6907.806314][ T10] ip6_route_input+0x59c/0xa50 [ 6907.806314][ T10] ipv6_rcv+0x397/0x810 [ 6907.806314][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6907.806314][ T10] process_backlog+0x101/0x620 [ 6907.806314][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6907.806314][ T10] net_rx_action+0x495/0xbe0 [ 6907.806314][ T10] __do_softirq+0x1b5/0x7f6 [ 6907.806314][ T10] [ 6907.807978][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.807978][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6907.807978][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6907.807978][ T10] fib6_nh_init+0xa22/0x1580 [ 6907.807978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.807978][ T10] ip6_route_add+0x1c/0x140 [ 6907.807978][ T10] inet6_rtm_newroute+0x104/0x110 [ 6907.807978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.807978][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.807978][ T10] netlink_unicast+0x449/0x710 [ 6907.807978][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.807978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.807978][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.807978][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.807978][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.807978][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.807978][ T10] [ 6907.809874][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.809874][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.809874][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.809874][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.809874][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6907.809874][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6907.809874][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6907.809874][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6907.809874][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6907.809874][ T10] addrconf_dad_begin+0x310/0x670 [ 6907.809874][ T10] addrconf_dad_work+0x10b/0xab0 [ 6907.809874][ T10] process_one_work+0x84d/0x18a0 [ 6907.809874][ T10] worker_thread+0x587/0xd30 [ 6907.809874][ T10] kthread+0x28a/0x350 [ 6907.809874][ T10] ret_from_fork+0x31/0x70 [ 6907.809874][ T10] ret_from_fork_asm+0x1a/0x30 [ 6907.809874][ T10] [ 6907.811806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.811806][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.811806][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.811806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.811806][ T10] ip6_route_add+0x1c/0x140 [ 6907.811806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6907.811806][ T10] inet6_addr_add+0x4f8/0xa40 [ 6907.811806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.811806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.811806][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.811806][ T10] netlink_unicast+0x449/0x710 [ 6907.811806][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.811806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.811806][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.811806][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.811806][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.811806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.811806][ T10] [ 6907.813828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.813828][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.813828][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.813828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.813828][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6907.813828][ T10] ipv6_add_addr+0x411/0x2000 [ 6907.813828][ T10] inet6_addr_add+0x30e/0xa40 [ 6907.813828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.813828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.813828][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.813828][ T10] netlink_unicast+0x449/0x710 [ 6907.813828][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.813828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.813828][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.813828][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.813828][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.813828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.813828][ T10] [ 6907.815846][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.815846][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.815846][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.815846][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.815846][ T10] ip6_route_add+0x1c/0x140 [ 6907.815846][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6907.815846][ T10] addrconf_add_dev+0xe2/0x170 [ 6907.815846][ T10] inet6_addr_add+0x12f/0xa40 [ 6907.815846][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.815846][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.815846][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.815846][ T10] netlink_unicast+0x449/0x710 [ 6907.815846][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.815846][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.815846][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.815846][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.815846][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.815846][ T10] [ 6907.817995][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.817995][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6907.817995][ T10] ipv6_find_idev+0x102/0x170 [ 6907.817995][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.817995][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.817995][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.817995][ T10] netlink_unicast+0x449/0x710 [ 6907.817995][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.817995][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.817995][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.817995][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.817995][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.817995][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.817995][ T10] [ 6907.819674][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6907.819674][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6907.819674][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6907.819674][ T10] ipv6_find_idev+0x102/0x170 [ 6907.819674][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.819674][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.819674][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.819674][ T10] netlink_unicast+0x449/0x710 [ 6907.819674][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.819674][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.819674][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.819674][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.819674][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.819674][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.819674][ T10] [ 6907.821665][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6907.821926][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6907.821926][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.821926][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.821926][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.821926][ T10] ip6_route_add+0x1c/0x140 [ 6907.821926][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6907.821926][ T10] inet6_addr_add+0x4f8/0xa40 [ 6907.821926][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.821926][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.821926][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.821926][ T10] netlink_unicast+0x449/0x710 [ 6907.821926][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.821926][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.821926][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.821926][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.821926][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.821926][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.821926][ T10] [ 6907.824713][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6907.824713][ T10] netdev_get_by_index+0x5e/0x80 [ 6907.824713][ T10] fib6_nh_init+0x3d8/0x1580 [ 6907.824713][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6907.824713][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6907.824713][ T10] ipv6_add_addr+0x411/0x2000 [ 6907.824713][ T10] inet6_addr_add+0x30e/0xa40 [ 6907.824713][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6907.824713][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.824713][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.824713][ T10] netlink_unicast+0x449/0x710 [ 6907.824713][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.824713][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.824713][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.824713][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.824713][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.824713][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.824713][ T10] [ 6907.826951][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6907.826951][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6907.826951][ T10] ipv6_find_idev+0x102/0x170 [ 6907.826951][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.826951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.826951][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.826951][ T10] netlink_unicast+0x449/0x710 [ 6907.826951][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.826951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.826951][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.826951][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.826951][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.826951][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.826951][ T10] [ 6907.828670][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6907.828670][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6907.828670][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6907.828670][ T10] ipv6_find_idev+0x102/0x170 [ 6907.828670][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6907.828670][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6907.828670][ T10] netlink_rcv_skb+0x130/0x360 [ 6907.828670][ T10] netlink_unicast+0x449/0x710 [ 6907.828670][ T10] netlink_sendmsg+0x723/0xbe0 [ 6907.828670][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6907.828670][ T10] ___sys_sendmsg+0xee/0x170 [ 6907.828670][ T10] __sys_sendmsg+0xcd/0x170 [ 6907.828670][ T10] do_syscall_64+0xc6/0x1e0 [ 6907.828670][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6907.828670][ T10] [ 6918.078847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6918.079230][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.079230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6918.079230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6918.079230][ T10] fib6_nh_init+0xa22/0x1580 [ 6918.079230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.079230][ T10] ip6_route_add+0x1c/0x140 [ 6918.079230][ T10] inet6_rtm_newroute+0x104/0x110 [ 6918.079230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.079230][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.079230][ T10] netlink_unicast+0x449/0x710 [ 6918.079230][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.079230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.079230][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.079230][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.079230][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.079230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.079230][ T10] [ 6918.081139][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.081139][ T10] dst_init+0x84/0x4a0 [ 6918.081139][ T10] dst_alloc+0x97/0x150 [ 6918.081139][ T10] ip6_dst_alloc+0x23/0x90 [ 6918.081139][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6918.081139][ T10] ip6_pol_route+0x56f/0x840 [ 6918.081139][ T10] fib6_rule_lookup+0x456/0x630 [ 6918.081139][ T10] ip6_route_input+0x59c/0xa50 [ 6918.081139][ T10] ipv6_rcv+0x397/0x810 [ 6918.081139][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6918.081139][ T10] process_backlog+0x101/0x620 [ 6918.081139][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6918.081139][ T10] net_rx_action+0x495/0xbe0 [ 6918.081139][ T10] __do_softirq+0x1b5/0x7f6 [ 6918.081139][ T10] [ 6918.082793][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.082793][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.082793][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.082793][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.082793][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6918.082793][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6918.082793][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6918.082793][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6918.082793][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6918.082793][ T10] addrconf_dad_begin+0x310/0x670 [ 6918.082793][ T10] addrconf_dad_work+0x10b/0xab0 [ 6918.082793][ T10] process_one_work+0x84d/0x18a0 [ 6918.082793][ T10] worker_thread+0x587/0xd30 [ 6918.082793][ T10] kthread+0x28a/0x350 [ 6918.082793][ T10] ret_from_fork+0x31/0x70 [ 6918.082793][ T10] ret_from_fork_asm+0x1a/0x30 [ 6918.082793][ T10] [ 6918.084723][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.084723][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.084723][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.084723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.084723][ T10] ip6_route_add+0x1c/0x140 [ 6918.084723][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6918.084723][ T10] inet6_addr_add+0x4f8/0xa40 [ 6918.084723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.084723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.084723][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.084723][ T10] netlink_unicast+0x449/0x710 [ 6918.084723][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.084723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.084723][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.084723][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.084723][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.084723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.084723][ T10] [ 6918.086734][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.086734][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.086734][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.086734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.086734][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6918.086734][ T10] ipv6_add_addr+0x411/0x2000 [ 6918.086734][ T10] inet6_addr_add+0x30e/0xa40 [ 6918.086734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.086734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.086734][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.086734][ T10] netlink_unicast+0x449/0x710 [ 6918.086734][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.086734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.086734][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.086734][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.086734][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.086734][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.086734][ T10] [ 6918.088734][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.088734][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.088734][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.088734][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.088734][ T10] ip6_route_add+0x1c/0x140 [ 6918.088734][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6918.088734][ T10] addrconf_add_dev+0xe2/0x170 [ 6918.088734][ T10] inet6_addr_add+0x12f/0xa40 [ 6918.088734][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.088734][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.088734][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.088734][ T10] netlink_unicast+0x449/0x710 [ 6918.088734][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.088734][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.088734][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.088734][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.088734][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.088734][ T10] [ 6918.090700][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.090700][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6918.090700][ T10] ipv6_find_idev+0x102/0x170 [ 6918.090700][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.090700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.090700][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.090700][ T10] netlink_unicast+0x449/0x710 [ 6918.090700][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.090700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.090700][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.090700][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.090700][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.090700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.090700][ T10] [ 6918.092246][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6918.092246][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6918.092246][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6918.092246][ T10] ipv6_find_idev+0x102/0x170 [ 6918.092246][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.092246][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.092246][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.092246][ T10] netlink_unicast+0x449/0x710 [ 6918.092246][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.092246][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.092246][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.092246][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.092246][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.092246][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.092246][ T10] [ 6918.093948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6918.094224][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6918.094224][ T10] dst_init+0x84/0x4a0 [ 6918.094224][ T10] dst_alloc+0x97/0x150 [ 6918.094224][ T10] ip6_dst_alloc+0x23/0x90 [ 6918.094224][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6918.094224][ T10] ip6_pol_route+0x56f/0x840 [ 6918.094224][ T10] fib6_rule_lookup+0x456/0x630 [ 6918.094224][ T10] ip6_route_input+0x59c/0xa50 [ 6918.094224][ T10] ipv6_rcv+0x397/0x810 [ 6918.094224][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6918.094224][ T10] process_backlog+0x101/0x620 [ 6918.094224][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6918.094224][ T10] net_rx_action+0x495/0xbe0 [ 6918.094224][ T10] __do_softirq+0x1b5/0x7f6 [ 6918.094224][ T10] [ 6918.095871][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.095871][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6918.095871][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6918.095871][ T10] fib6_nh_init+0xa22/0x1580 [ 6918.095871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.095871][ T10] ip6_route_add+0x1c/0x140 [ 6918.095871][ T10] inet6_rtm_newroute+0x104/0x110 [ 6918.095871][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.095871][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.095871][ T10] netlink_unicast+0x449/0x710 [ 6918.095871][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.095871][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.095871][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.095871][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.095871][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.095871][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.095871][ T10] [ 6918.097757][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.097757][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.097757][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.097757][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.097757][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6918.097757][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6918.097757][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6918.097757][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6918.097757][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6918.097757][ T10] addrconf_dad_begin+0x310/0x670 [ 6918.097757][ T10] addrconf_dad_work+0x10b/0xab0 [ 6918.097757][ T10] process_one_work+0x84d/0x18a0 [ 6918.097757][ T10] worker_thread+0x587/0xd30 [ 6918.097757][ T10] kthread+0x28a/0x350 [ 6918.097757][ T10] ret_from_fork+0x31/0x70 [ 6918.097757][ T10] ret_from_fork_asm+0x1a/0x30 [ 6918.097757][ T10] [ 6918.099662][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.099662][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.099662][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.099662][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.099662][ T10] ip6_route_add+0x1c/0x140 [ 6918.099662][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6918.099662][ T10] inet6_addr_add+0x4f8/0xa40 [ 6918.099662][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.099662][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.099662][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.099662][ T10] netlink_unicast+0x449/0x710 [ 6918.099662][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.099662][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.099662][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.099662][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.099662][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.099662][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.099662][ T10] [ 6918.101652][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.101652][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.101652][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.101652][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.101652][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6918.101652][ T10] ipv6_add_addr+0x411/0x2000 [ 6918.101652][ T10] inet6_addr_add+0x30e/0xa40 [ 6918.101652][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.101652][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.101652][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.101652][ T10] netlink_unicast+0x449/0x710 [ 6918.101652][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.101652][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.101652][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.101652][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.101652][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.101652][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.101652][ T10] [ 6918.103659][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.103659][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.103659][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.103659][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.103659][ T10] ip6_route_add+0x1c/0x140 [ 6918.103659][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6918.103659][ T10] addrconf_add_dev+0xe2/0x170 [ 6918.103659][ T10] inet6_addr_add+0x12f/0xa40 [ 6918.103659][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.103659][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.103659][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.103659][ T10] netlink_unicast+0x449/0x710 [ 6918.103659][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.103659][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.103659][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.103659][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.103659][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.103659][ T10] [ 6918.105821][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.105821][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6918.105821][ T10] ipv6_find_idev+0x102/0x170 [ 6918.105821][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.105821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.105821][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.105821][ T10] netlink_unicast+0x449/0x710 [ 6918.105821][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.105821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.105821][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.105821][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.105821][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.105821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.105821][ T10] [ 6918.107538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6918.107538][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6918.107538][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6918.107538][ T10] ipv6_find_idev+0x102/0x170 [ 6918.107538][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.107538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.107538][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.107538][ T10] netlink_unicast+0x449/0x710 [ 6918.107538][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.107538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.107538][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.107538][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.107538][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.107538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.107538][ T10] [ 6918.109468][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6918.109714][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6918.109714][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.109714][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.109714][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.109714][ T10] ip6_route_add+0x1c/0x140 [ 6918.109714][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6918.109714][ T10] inet6_addr_add+0x4f8/0xa40 [ 6918.109714][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.109714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.109714][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.109714][ T10] netlink_unicast+0x449/0x710 [ 6918.109714][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.109714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.109714][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.109714][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.109714][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.109714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.109714][ T10] [ 6918.111958][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6918.111958][ T10] netdev_get_by_index+0x5e/0x80 [ 6918.111958][ T10] fib6_nh_init+0x3d8/0x1580 [ 6918.111958][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6918.111958][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6918.111958][ T10] ipv6_add_addr+0x411/0x2000 [ 6918.111958][ T10] inet6_addr_add+0x30e/0xa40 [ 6918.111958][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6918.111958][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.111958][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.111958][ T10] netlink_unicast+0x449/0x710 [ 6918.111958][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.111958][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.111958][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.111958][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.111958][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.111958][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.111958][ T10] [ 6918.114138][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6918.114138][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6918.114138][ T10] ipv6_find_idev+0x102/0x170 [ 6918.114138][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.114138][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.114138][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.114138][ T10] netlink_unicast+0x449/0x710 [ 6918.114138][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.114138][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.114138][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.114138][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.114138][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.114138][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.114138][ T10] [ 6918.115916][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6918.115916][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6918.115916][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6918.115916][ T10] ipv6_find_idev+0x102/0x170 [ 6918.115916][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6918.115916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6918.115916][ T10] netlink_rcv_skb+0x130/0x360 [ 6918.115916][ T10] netlink_unicast+0x449/0x710 [ 6918.115916][ T10] netlink_sendmsg+0x723/0xbe0 [ 6918.115916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6918.115916][ T10] ___sys_sendmsg+0xee/0x170 [ 6918.115916][ T10] __sys_sendmsg+0xcd/0x170 [ 6918.115916][ T10] do_syscall_64+0xc6/0x1e0 [ 6918.115916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6918.115916][ T10] [ 6928.366927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6928.367320][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.367320][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6928.367320][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6928.367320][ T10] fib6_nh_init+0xa22/0x1580 [ 6928.367320][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.367320][ T10] ip6_route_add+0x1c/0x140 [ 6928.367320][ T10] inet6_rtm_newroute+0x104/0x110 [ 6928.367320][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.367320][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.367320][ T10] netlink_unicast+0x449/0x710 [ 6928.367320][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.367320][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.367320][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.367320][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.367320][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.367320][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.367320][ T10] [ 6928.369237][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.369237][ T10] dst_init+0x84/0x4a0 [ 6928.369237][ T10] dst_alloc+0x97/0x150 [ 6928.369237][ T10] ip6_dst_alloc+0x23/0x90 [ 6928.369237][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6928.369237][ T10] ip6_pol_route+0x56f/0x840 [ 6928.369237][ T10] fib6_rule_lookup+0x456/0x630 [ 6928.369237][ T10] ip6_route_input+0x59c/0xa50 [ 6928.369237][ T10] ipv6_rcv+0x397/0x810 [ 6928.369237][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6928.369237][ T10] process_backlog+0x101/0x620 [ 6928.369237][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6928.369237][ T10] net_rx_action+0x495/0xbe0 [ 6928.369237][ T10] __do_softirq+0x1b5/0x7f6 [ 6928.369237][ T10] [ 6928.370914][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.370914][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.370914][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.370914][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.370914][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6928.370914][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6928.370914][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6928.370914][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6928.370914][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6928.370914][ T10] addrconf_dad_begin+0x310/0x670 [ 6928.370914][ T10] addrconf_dad_work+0x10b/0xab0 [ 6928.370914][ T10] process_one_work+0x84d/0x18a0 [ 6928.370914][ T10] worker_thread+0x587/0xd30 [ 6928.370914][ T10] kthread+0x28a/0x350 [ 6928.370914][ T10] ret_from_fork+0x31/0x70 [ 6928.370914][ T10] ret_from_fork_asm+0x1a/0x30 [ 6928.370914][ T10] [ 6928.372856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.372856][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.372856][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.372856][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.372856][ T10] ip6_route_add+0x1c/0x140 [ 6928.372856][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6928.372856][ T10] inet6_addr_add+0x4f8/0xa40 [ 6928.372856][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.372856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.372856][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.372856][ T10] netlink_unicast+0x449/0x710 [ 6928.372856][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.372856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.372856][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.372856][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.372856][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.372856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.372856][ T10] [ 6928.375441][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.375441][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.375441][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.375441][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.375441][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6928.375441][ T10] ipv6_add_addr+0x411/0x2000 [ 6928.375441][ T10] inet6_addr_add+0x30e/0xa40 [ 6928.375441][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.375441][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.375441][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.375441][ T10] netlink_unicast+0x449/0x710 [ 6928.375441][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.375441][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.375441][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.375441][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.375441][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.375441][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.375441][ T10] [ 6928.377466][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.377466][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.377466][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.377466][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.377466][ T10] ip6_route_add+0x1c/0x140 [ 6928.377466][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6928.377466][ T10] addrconf_add_dev+0xe2/0x170 [ 6928.377466][ T10] inet6_addr_add+0x12f/0xa40 [ 6928.377466][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.377466][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.377466][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.377466][ T10] netlink_unicast+0x449/0x710 [ 6928.377466][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.377466][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.377466][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.377466][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.377466][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.377466][ T10] [ 6928.379448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.379448][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6928.379448][ T10] ipv6_find_idev+0x102/0x170 [ 6928.379448][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.379448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.379448][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.379448][ T10] netlink_unicast+0x449/0x710 [ 6928.379448][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.379448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.379448][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.379448][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.379448][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.379448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.379448][ T10] [ 6928.381015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6928.381015][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6928.381015][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6928.381015][ T10] ipv6_find_idev+0x102/0x170 [ 6928.381015][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.381015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.381015][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.381015][ T10] netlink_unicast+0x449/0x710 [ 6928.381015][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.381015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.381015][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.381015][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.381015][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.381015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.381015][ T10] [ 6928.382744][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6928.383037][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6928.383037][ T10] dst_init+0x84/0x4a0 [ 6928.383037][ T10] dst_alloc+0x97/0x150 [ 6928.383037][ T10] ip6_dst_alloc+0x23/0x90 [ 6928.383037][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6928.383037][ T10] ip6_pol_route+0x56f/0x840 [ 6928.383037][ T10] fib6_rule_lookup+0x456/0x630 [ 6928.383037][ T10] ip6_route_input+0x59c/0xa50 [ 6928.383037][ T10] ipv6_rcv+0x397/0x810 [ 6928.383037][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6928.383037][ T10] process_backlog+0x101/0x620 [ 6928.383037][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6928.383037][ T10] net_rx_action+0x495/0xbe0 [ 6928.383037][ T10] __do_softirq+0x1b5/0x7f6 [ 6928.383037][ T10] [ 6928.384702][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.384702][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6928.384702][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6928.384702][ T10] fib6_nh_init+0xa22/0x1580 [ 6928.384702][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.384702][ T10] ip6_route_add+0x1c/0x140 [ 6928.384702][ T10] inet6_rtm_newroute+0x104/0x110 [ 6928.384702][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.384702][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.384702][ T10] netlink_unicast+0x449/0x710 [ 6928.384702][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.384702][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.384702][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.384702][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.384702][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.384702][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.384702][ T10] [ 6928.386637][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.386637][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.386637][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.386637][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.386637][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6928.386637][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6928.386637][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6928.386637][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6928.386637][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6928.386637][ T10] addrconf_dad_begin+0x310/0x670 [ 6928.386637][ T10] addrconf_dad_work+0x10b/0xab0 [ 6928.386637][ T10] process_one_work+0x84d/0x18a0 [ 6928.386637][ T10] worker_thread+0x587/0xd30 [ 6928.386637][ T10] kthread+0x28a/0x350 [ 6928.386637][ T10] ret_from_fork+0x31/0x70 [ 6928.386637][ T10] ret_from_fork_asm+0x1a/0x30 [ 6928.386637][ T10] [ 6928.388578][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.388578][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.388578][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.388578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.388578][ T10] ip6_route_add+0x1c/0x140 [ 6928.388578][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6928.388578][ T10] inet6_addr_add+0x4f8/0xa40 [ 6928.388578][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.388578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.388578][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.388578][ T10] netlink_unicast+0x449/0x710 [ 6928.388578][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.388578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.388578][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.388578][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.388578][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.388578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.388578][ T10] [ 6928.390614][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.390614][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.390614][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.390614][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.390614][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6928.390614][ T10] ipv6_add_addr+0x411/0x2000 [ 6928.390614][ T10] inet6_addr_add+0x30e/0xa40 [ 6928.390614][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.390614][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.390614][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.390614][ T10] netlink_unicast+0x449/0x710 [ 6928.390614][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.390614][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.390614][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.390614][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.390614][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.390614][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.390614][ T10] [ 6928.392633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.392633][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.392633][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.392633][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.392633][ T10] ip6_route_add+0x1c/0x140 [ 6928.392633][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6928.392633][ T10] addrconf_add_dev+0xe2/0x170 [ 6928.392633][ T10] inet6_addr_add+0x12f/0xa40 [ 6928.392633][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.392633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.392633][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.392633][ T10] netlink_unicast+0x449/0x710 [ 6928.392633][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.392633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.392633][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.392633][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.392633][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.392633][ T10] [ 6928.394736][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.394736][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6928.394736][ T10] ipv6_find_idev+0x102/0x170 [ 6928.394736][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.394736][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.394736][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.394736][ T10] netlink_unicast+0x449/0x710 [ 6928.394736][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.394736][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.394736][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.394736][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.394736][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.394736][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.394736][ T10] [ 6928.396462][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6928.396462][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6928.396462][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6928.396462][ T10] ipv6_find_idev+0x102/0x170 [ 6928.396462][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.396462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.396462][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.396462][ T10] netlink_unicast+0x449/0x710 [ 6928.396462][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.396462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.396462][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.396462][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.396462][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.396462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.396462][ T10] [ 6928.398446][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6928.398691][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6928.398691][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.398691][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.398691][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.398691][ T10] ip6_route_add+0x1c/0x140 [ 6928.398691][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6928.398691][ T10] inet6_addr_add+0x4f8/0xa40 [ 6928.398691][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.398691][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.398691][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.398691][ T10] netlink_unicast+0x449/0x710 [ 6928.398691][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.398691][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.398691][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.398691][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.398691][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.398691][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.398691][ T10] [ 6928.400941][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6928.400941][ T10] netdev_get_by_index+0x5e/0x80 [ 6928.400941][ T10] fib6_nh_init+0x3d8/0x1580 [ 6928.400941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6928.400941][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6928.400941][ T10] ipv6_add_addr+0x411/0x2000 [ 6928.400941][ T10] inet6_addr_add+0x30e/0xa40 [ 6928.400941][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6928.400941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.400941][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.400941][ T10] netlink_unicast+0x449/0x710 [ 6928.400941][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.400941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.400941][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.400941][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.400941][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.400941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.400941][ T10] [ 6928.403128][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6928.403128][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6928.403128][ T10] ipv6_find_idev+0x102/0x170 [ 6928.403128][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.403128][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.403128][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.403128][ T10] netlink_unicast+0x449/0x710 [ 6928.403128][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.403128][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.403128][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.403128][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.403128][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.403128][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.403128][ T10] [ 6928.404812][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6928.404812][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6928.404812][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6928.404812][ T10] ipv6_find_idev+0x102/0x170 [ 6928.404812][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6928.404812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6928.404812][ T10] netlink_rcv_skb+0x130/0x360 [ 6928.404812][ T10] netlink_unicast+0x449/0x710 [ 6928.404812][ T10] netlink_sendmsg+0x723/0xbe0 [ 6928.404812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6928.404812][ T10] ___sys_sendmsg+0xee/0x170 [ 6928.404812][ T10] __sys_sendmsg+0xcd/0x170 [ 6928.404812][ T10] do_syscall_64+0xc6/0x1e0 [ 6928.404812][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6928.404812][ T10] [ 6938.470949][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6938.471331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.471331][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6938.471331][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6938.471331][ T10] fib6_nh_init+0xa22/0x1580 [ 6938.471331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.471331][ T10] ip6_route_add+0x1c/0x140 [ 6938.471331][ T10] inet6_rtm_newroute+0x104/0x110 [ 6938.471331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.471331][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.471331][ T10] netlink_unicast+0x449/0x710 [ 6938.471331][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.471331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.471331][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.471331][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.471331][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.471331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.471331][ T10] [ 6938.473266][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.473266][ T10] dst_init+0x84/0x4a0 [ 6938.473266][ T10] dst_alloc+0x97/0x150 [ 6938.473266][ T10] ip6_dst_alloc+0x23/0x90 [ 6938.473266][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6938.473266][ T10] ip6_pol_route+0x56f/0x840 [ 6938.473266][ T10] fib6_rule_lookup+0x456/0x630 [ 6938.473266][ T10] ip6_route_input+0x59c/0xa50 [ 6938.473266][ T10] ipv6_rcv+0x397/0x810 [ 6938.473266][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6938.473266][ T10] process_backlog+0x101/0x620 [ 6938.473266][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6938.473266][ T10] net_rx_action+0x495/0xbe0 [ 6938.473266][ T10] __do_softirq+0x1b5/0x7f6 [ 6938.473266][ T10] [ 6938.474941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.474941][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.474941][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.474941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.474941][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6938.474941][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6938.474941][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6938.474941][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6938.474941][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6938.474941][ T10] addrconf_dad_begin+0x310/0x670 [ 6938.474941][ T10] addrconf_dad_work+0x10b/0xab0 [ 6938.474941][ T10] process_one_work+0x84d/0x18a0 [ 6938.474941][ T10] worker_thread+0x587/0xd30 [ 6938.474941][ T10] kthread+0x28a/0x350 [ 6938.474941][ T10] ret_from_fork+0x31/0x70 [ 6938.474941][ T10] ret_from_fork_asm+0x1a/0x30 [ 6938.474941][ T10] [ 6938.476876][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.476876][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.476876][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.476876][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.476876][ T10] ip6_route_add+0x1c/0x140 [ 6938.476876][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6938.476876][ T10] inet6_addr_add+0x4f8/0xa40 [ 6938.476876][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.476876][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.476876][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.476876][ T10] netlink_unicast+0x449/0x710 [ 6938.476876][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.476876][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.476876][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.476876][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.476876][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.476876][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.476876][ T10] [ 6938.478883][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.478883][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.478883][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.478883][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.478883][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6938.478883][ T10] ipv6_add_addr+0x411/0x2000 [ 6938.478883][ T10] inet6_addr_add+0x30e/0xa40 [ 6938.478883][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.478883][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.478883][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.478883][ T10] netlink_unicast+0x449/0x710 [ 6938.478883][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.478883][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.478883][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.478883][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.478883][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.478883][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.478883][ T10] [ 6938.480895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.480895][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.480895][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.480895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.480895][ T10] ip6_route_add+0x1c/0x140 [ 6938.480895][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6938.480895][ T10] addrconf_add_dev+0xe2/0x170 [ 6938.480895][ T10] inet6_addr_add+0x12f/0xa40 [ 6938.480895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.480895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.480895][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.480895][ T10] netlink_unicast+0x449/0x710 [ 6938.480895][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.480895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.480895][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.480895][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.480895][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.480895][ T10] [ 6938.482865][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.482865][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6938.482865][ T10] ipv6_find_idev+0x102/0x170 [ 6938.482865][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.482865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.482865][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.482865][ T10] netlink_unicast+0x449/0x710 [ 6938.482865][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.482865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.482865][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.482865][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.482865][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.482865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.482865][ T10] [ 6938.484448][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6938.484448][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6938.484448][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6938.484448][ T10] ipv6_find_idev+0x102/0x170 [ 6938.484448][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.484448][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.484448][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.484448][ T10] netlink_unicast+0x449/0x710 [ 6938.484448][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.484448][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.484448][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.484448][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.484448][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.484448][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.484448][ T10] [ 6938.486144][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6938.486424][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6938.486424][ T10] dst_init+0x84/0x4a0 [ 6938.486424][ T10] dst_alloc+0x97/0x150 [ 6938.486424][ T10] ip6_dst_alloc+0x23/0x90 [ 6938.486424][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6938.486424][ T10] ip6_pol_route+0x56f/0x840 [ 6938.486424][ T10] fib6_rule_lookup+0x456/0x630 [ 6938.486424][ T10] ip6_route_input+0x59c/0xa50 [ 6938.486424][ T10] ipv6_rcv+0x397/0x810 [ 6938.486424][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6938.486424][ T10] process_backlog+0x101/0x620 [ 6938.486424][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6938.486424][ T10] net_rx_action+0x495/0xbe0 [ 6938.486424][ T10] __do_softirq+0x1b5/0x7f6 [ 6938.486424][ T10] [ 6938.488079][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.488079][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6938.488079][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6938.488079][ T10] fib6_nh_init+0xa22/0x1580 [ 6938.488079][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.488079][ T10] ip6_route_add+0x1c/0x140 [ 6938.488079][ T10] inet6_rtm_newroute+0x104/0x110 [ 6938.488079][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.488079][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.488079][ T10] netlink_unicast+0x449/0x710 [ 6938.488079][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.488079][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.488079][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.488079][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.488079][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.488079][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.488079][ T10] [ 6938.489970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.489970][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.489970][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.489970][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.489970][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6938.489970][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6938.489970][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6938.489970][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6938.489970][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6938.489970][ T10] addrconf_dad_begin+0x310/0x670 [ 6938.489970][ T10] addrconf_dad_work+0x10b/0xab0 [ 6938.489970][ T10] process_one_work+0x84d/0x18a0 [ 6938.489970][ T10] worker_thread+0x587/0xd30 [ 6938.489970][ T10] kthread+0x28a/0x350 [ 6938.489970][ T10] ret_from_fork+0x31/0x70 [ 6938.489970][ T10] ret_from_fork_asm+0x1a/0x30 [ 6938.489970][ T10] [ 6938.491895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.491895][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.491895][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.491895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.491895][ T10] ip6_route_add+0x1c/0x140 [ 6938.491895][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6938.491895][ T10] inet6_addr_add+0x4f8/0xa40 [ 6938.491895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.491895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.491895][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.491895][ T10] netlink_unicast+0x449/0x710 [ 6938.491895][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.491895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.491895][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.491895][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.491895][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.491895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.491895][ T10] [ 6938.493919][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.493919][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.493919][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.493919][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.493919][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6938.493919][ T10] ipv6_add_addr+0x411/0x2000 [ 6938.493919][ T10] inet6_addr_add+0x30e/0xa40 [ 6938.493919][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.493919][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.493919][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.493919][ T10] netlink_unicast+0x449/0x710 [ 6938.493919][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.493919][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.493919][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.493919][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.493919][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.493919][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.493919][ T10] [ 6938.495929][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.495929][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.495929][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.495929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.495929][ T10] ip6_route_add+0x1c/0x140 [ 6938.495929][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6938.495929][ T10] addrconf_add_dev+0xe2/0x170 [ 6938.495929][ T10] inet6_addr_add+0x12f/0xa40 [ 6938.495929][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.495929][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.495929][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.495929][ T10] netlink_unicast+0x449/0x710 [ 6938.495929][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.495929][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.495929][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.495929][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.495929][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.495929][ T10] [ 6938.498029][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.498029][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6938.498029][ T10] ipv6_find_idev+0x102/0x170 [ 6938.498029][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.498029][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.498029][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.498029][ T10] netlink_unicast+0x449/0x710 [ 6938.498029][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.498029][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.498029][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.498029][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.498029][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.498029][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.498029][ T10] [ 6938.499809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6938.499809][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6938.499809][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6938.499809][ T10] ipv6_find_idev+0x102/0x170 [ 6938.499809][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.499809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.499809][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.499809][ T10] netlink_unicast+0x449/0x710 [ 6938.499809][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.499809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.499809][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.499809][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.499809][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.499809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.499809][ T10] [ 6938.501756][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6938.502018][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6938.502018][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.502018][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.502018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.502018][ T10] ip6_route_add+0x1c/0x140 [ 6938.502018][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6938.502018][ T10] inet6_addr_add+0x4f8/0xa40 [ 6938.502018][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.502018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.502018][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.502018][ T10] netlink_unicast+0x449/0x710 [ 6938.502018][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.502018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.502018][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.502018][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.502018][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.502018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.502018][ T10] [ 6938.504271][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6938.504271][ T10] netdev_get_by_index+0x5e/0x80 [ 6938.504271][ T10] fib6_nh_init+0x3d8/0x1580 [ 6938.504271][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6938.504271][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6938.504271][ T10] ipv6_add_addr+0x411/0x2000 [ 6938.504271][ T10] inet6_addr_add+0x30e/0xa40 [ 6938.504271][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6938.504271][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.504271][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.504271][ T10] netlink_unicast+0x449/0x710 [ 6938.504271][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.504271][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.504271][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.504271][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.504271][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.504271][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.504271][ T10] [ 6938.506513][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6938.506513][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6938.506513][ T10] ipv6_find_idev+0x102/0x170 [ 6938.506513][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.506513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.506513][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.506513][ T10] netlink_unicast+0x449/0x710 [ 6938.506513][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.506513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.506513][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.506513][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.506513][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.506513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.506513][ T10] [ 6938.508297][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6938.508297][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6938.508297][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6938.508297][ T10] ipv6_find_idev+0x102/0x170 [ 6938.508297][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6938.508297][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6938.508297][ T10] netlink_rcv_skb+0x130/0x360 [ 6938.508297][ T10] netlink_unicast+0x449/0x710 [ 6938.508297][ T10] netlink_sendmsg+0x723/0xbe0 [ 6938.508297][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6938.508297][ T10] ___sys_sendmsg+0xee/0x170 [ 6938.508297][ T10] __sys_sendmsg+0xcd/0x170 [ 6938.508297][ T10] do_syscall_64+0xc6/0x1e0 [ 6938.508297][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6938.508297][ T10] [ 6948.582924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6948.583319][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.583319][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6948.583319][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6948.583319][ T10] fib6_nh_init+0xa22/0x1580 [ 6948.583319][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.583319][ T10] ip6_route_add+0x1c/0x140 [ 6948.583319][ T10] inet6_rtm_newroute+0x104/0x110 [ 6948.583319][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.583319][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.583319][ T10] netlink_unicast+0x449/0x710 [ 6948.583319][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.583319][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.583319][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.583319][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.583319][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.583319][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.583319][ T10] [ 6948.585236][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.585236][ T10] dst_init+0x84/0x4a0 [ 6948.585236][ T10] dst_alloc+0x97/0x150 [ 6948.585236][ T10] ip6_dst_alloc+0x23/0x90 [ 6948.585236][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6948.585236][ T10] ip6_pol_route+0x56f/0x840 [ 6948.585236][ T10] fib6_rule_lookup+0x456/0x630 [ 6948.585236][ T10] ip6_route_input+0x59c/0xa50 [ 6948.585236][ T10] ipv6_rcv+0x397/0x810 [ 6948.585236][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6948.585236][ T10] process_backlog+0x101/0x620 [ 6948.585236][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6948.585236][ T10] net_rx_action+0x495/0xbe0 [ 6948.585236][ T10] __do_softirq+0x1b5/0x7f6 [ 6948.585236][ T10] [ 6948.586909][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.586909][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.586909][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.586909][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.586909][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6948.586909][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6948.586909][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6948.586909][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6948.586909][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6948.586909][ T10] addrconf_dad_begin+0x310/0x670 [ 6948.586909][ T10] addrconf_dad_work+0x10b/0xab0 [ 6948.586909][ T10] process_one_work+0x84d/0x18a0 [ 6948.586909][ T10] worker_thread+0x587/0xd30 [ 6948.586909][ T10] kthread+0x28a/0x350 [ 6948.586909][ T10] ret_from_fork+0x31/0x70 [ 6948.586909][ T10] ret_from_fork_asm+0x1a/0x30 [ 6948.586909][ T10] [ 6948.588842][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.588842][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.588842][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.588842][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.588842][ T10] ip6_route_add+0x1c/0x140 [ 6948.588842][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6948.588842][ T10] inet6_addr_add+0x4f8/0xa40 [ 6948.588842][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.588842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.588842][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.588842][ T10] netlink_unicast+0x449/0x710 [ 6948.588842][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.588842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.588842][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.588842][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.588842][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.588842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.588842][ T10] [ 6948.590849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.590849][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.590849][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.590849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.590849][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6948.590849][ T10] ipv6_add_addr+0x411/0x2000 [ 6948.590849][ T10] inet6_addr_add+0x30e/0xa40 [ 6948.590849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.590849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.590849][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.590849][ T10] netlink_unicast+0x449/0x710 [ 6948.590849][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.590849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.590849][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.590849][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.590849][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.590849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.590849][ T10] [ 6948.592857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.592857][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.592857][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.592857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.592857][ T10] ip6_route_add+0x1c/0x140 [ 6948.592857][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6948.592857][ T10] addrconf_add_dev+0xe2/0x170 [ 6948.592857][ T10] inet6_addr_add+0x12f/0xa40 [ 6948.592857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.592857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.592857][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.592857][ T10] netlink_unicast+0x449/0x710 [ 6948.592857][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.592857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.592857][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.592857][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.592857][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.592857][ T10] [ 6948.594833][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.594833][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6948.594833][ T10] ipv6_find_idev+0x102/0x170 [ 6948.594833][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.594833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.594833][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.594833][ T10] netlink_unicast+0x449/0x710 [ 6948.594833][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.594833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.594833][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.594833][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.594833][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.594833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.594833][ T10] [ 6948.596378][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6948.596378][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6948.596378][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6948.596378][ T10] ipv6_find_idev+0x102/0x170 [ 6948.596378][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.596378][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.596378][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.596378][ T10] netlink_unicast+0x449/0x710 [ 6948.596378][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.596378][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.596378][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.596378][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.596378][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.596378][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.596378][ T10] [ 6948.598080][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6948.598358][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6948.598358][ T10] dst_init+0x84/0x4a0 [ 6948.598358][ T10] dst_alloc+0x97/0x150 [ 6948.598358][ T10] ip6_dst_alloc+0x23/0x90 [ 6948.598358][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6948.598358][ T10] ip6_pol_route+0x56f/0x840 [ 6948.598358][ T10] fib6_rule_lookup+0x456/0x630 [ 6948.598358][ T10] ip6_route_input+0x59c/0xa50 [ 6948.598358][ T10] ipv6_rcv+0x397/0x810 [ 6948.598358][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6948.598358][ T10] process_backlog+0x101/0x620 [ 6948.598358][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6948.598358][ T10] net_rx_action+0x495/0xbe0 [ 6948.598358][ T10] __do_softirq+0x1b5/0x7f6 [ 6948.598358][ T10] [ 6948.600005][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.600005][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6948.600005][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6948.600005][ T10] fib6_nh_init+0xa22/0x1580 [ 6948.600005][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.600005][ T10] ip6_route_add+0x1c/0x140 [ 6948.600005][ T10] inet6_rtm_newroute+0x104/0x110 [ 6948.600005][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.600005][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.600005][ T10] netlink_unicast+0x449/0x710 [ 6948.600005][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.600005][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.600005][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.600005][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.600005][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.600005][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.600005][ T10] [ 6948.601900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.601900][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.601900][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.601900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.601900][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6948.601900][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6948.601900][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6948.601900][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6948.601900][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6948.601900][ T10] addrconf_dad_begin+0x310/0x670 [ 6948.601900][ T10] addrconf_dad_work+0x10b/0xab0 [ 6948.601900][ T10] process_one_work+0x84d/0x18a0 [ 6948.601900][ T10] worker_thread+0x587/0xd30 [ 6948.601900][ T10] kthread+0x28a/0x350 [ 6948.601900][ T10] ret_from_fork+0x31/0x70 [ 6948.601900][ T10] ret_from_fork_asm+0x1a/0x30 [ 6948.601900][ T10] [ 6948.603832][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.603832][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.603832][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.603832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.603832][ T10] ip6_route_add+0x1c/0x140 [ 6948.603832][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6948.603832][ T10] inet6_addr_add+0x4f8/0xa40 [ 6948.603832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.603832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.603832][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.603832][ T10] netlink_unicast+0x449/0x710 [ 6948.603832][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.603832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.603832][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.603832][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.603832][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.603832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.603832][ T10] [ 6948.605836][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.605836][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.605836][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.605836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.605836][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6948.605836][ T10] ipv6_add_addr+0x411/0x2000 [ 6948.605836][ T10] inet6_addr_add+0x30e/0xa40 [ 6948.605836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.605836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.605836][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.605836][ T10] netlink_unicast+0x449/0x710 [ 6948.605836][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.605836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.605836][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.605836][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.605836][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.605836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.605836][ T10] [ 6948.607838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.607838][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.607838][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.607838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.607838][ T10] ip6_route_add+0x1c/0x140 [ 6948.607838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6948.607838][ T10] addrconf_add_dev+0xe2/0x170 [ 6948.607838][ T10] inet6_addr_add+0x12f/0xa40 [ 6948.607838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.607838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.607838][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.607838][ T10] netlink_unicast+0x449/0x710 [ 6948.607838][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.607838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.607838][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.607838][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.607838][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.607838][ T10] [ 6948.610404][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.610404][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6948.610404][ T10] ipv6_find_idev+0x102/0x170 [ 6948.610404][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.610404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.610404][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.610404][ T10] netlink_unicast+0x449/0x710 [ 6948.610404][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.610404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.610404][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.610404][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.610404][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.610404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.610404][ T10] [ 6948.612080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6948.612080][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6948.612080][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6948.612080][ T10] ipv6_find_idev+0x102/0x170 [ 6948.612080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.612080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.612080][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.612080][ T10] netlink_unicast+0x449/0x710 [ 6948.612080][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.612080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.612080][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.612080][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.612080][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.612080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.612080][ T10] [ 6948.613920][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6948.614168][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6948.614168][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.614168][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.614168][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.614168][ T10] ip6_route_add+0x1c/0x140 [ 6948.614168][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6948.614168][ T10] inet6_addr_add+0x4f8/0xa40 [ 6948.614168][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.614168][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.614168][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.614168][ T10] netlink_unicast+0x449/0x710 [ 6948.614168][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.614168][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.614168][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.614168][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.614168][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.614168][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.614168][ T10] [ 6948.616298][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6948.616298][ T10] netdev_get_by_index+0x5e/0x80 [ 6948.616298][ T10] fib6_nh_init+0x3d8/0x1580 [ 6948.616298][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6948.616298][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6948.616298][ T10] ipv6_add_addr+0x411/0x2000 [ 6948.616298][ T10] inet6_addr_add+0x30e/0xa40 [ 6948.616298][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6948.616298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.616298][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.616298][ T10] netlink_unicast+0x449/0x710 [ 6948.616298][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.616298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.616298][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.616298][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.616298][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.616298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.616298][ T10] [ 6948.618419][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6948.618419][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6948.618419][ T10] ipv6_find_idev+0x102/0x170 [ 6948.618419][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.618419][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.618419][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.618419][ T10] netlink_unicast+0x449/0x710 [ 6948.618419][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.618419][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.618419][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.618419][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.618419][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.618419][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.618419][ T10] [ 6948.620094][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6948.620094][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6948.620094][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6948.620094][ T10] ipv6_find_idev+0x102/0x170 [ 6948.620094][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6948.620094][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6948.620094][ T10] netlink_rcv_skb+0x130/0x360 [ 6948.620094][ T10] netlink_unicast+0x449/0x710 [ 6948.620094][ T10] netlink_sendmsg+0x723/0xbe0 [ 6948.620094][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6948.620094][ T10] ___sys_sendmsg+0xee/0x170 [ 6948.620094][ T10] __sys_sendmsg+0xcd/0x170 [ 6948.620094][ T10] do_syscall_64+0xc6/0x1e0 [ 6948.620094][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6948.620094][ T10] [ 6958.758913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6958.759300][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.759300][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6958.759300][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6958.759300][ T10] fib6_nh_init+0xa22/0x1580 [ 6958.759300][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.759300][ T10] ip6_route_add+0x1c/0x140 [ 6958.759300][ T10] inet6_rtm_newroute+0x104/0x110 [ 6958.759300][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.759300][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.759300][ T10] netlink_unicast+0x449/0x710 [ 6958.759300][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.759300][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.759300][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.759300][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.759300][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.759300][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.759300][ T10] [ 6958.761216][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.761216][ T10] dst_init+0x84/0x4a0 [ 6958.761216][ T10] dst_alloc+0x97/0x150 [ 6958.761216][ T10] ip6_dst_alloc+0x23/0x90 [ 6958.761216][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6958.761216][ T10] ip6_pol_route+0x56f/0x840 [ 6958.761216][ T10] fib6_rule_lookup+0x456/0x630 [ 6958.761216][ T10] ip6_route_input+0x59c/0xa50 [ 6958.761216][ T10] ipv6_rcv+0x397/0x810 [ 6958.761216][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6958.761216][ T10] process_backlog+0x101/0x620 [ 6958.761216][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6958.761216][ T10] net_rx_action+0x495/0xbe0 [ 6958.761216][ T10] __do_softirq+0x1b5/0x7f6 [ 6958.761216][ T10] [ 6958.762878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.762878][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.762878][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.762878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.762878][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6958.762878][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6958.762878][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6958.762878][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6958.762878][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6958.762878][ T10] addrconf_dad_begin+0x310/0x670 [ 6958.762878][ T10] addrconf_dad_work+0x10b/0xab0 [ 6958.762878][ T10] process_one_work+0x84d/0x18a0 [ 6958.762878][ T10] worker_thread+0x587/0xd30 [ 6958.762878][ T10] kthread+0x28a/0x350 [ 6958.762878][ T10] ret_from_fork+0x31/0x70 [ 6958.762878][ T10] ret_from_fork_asm+0x1a/0x30 [ 6958.762878][ T10] [ 6958.764836][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.764836][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.764836][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.764836][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.764836][ T10] ip6_route_add+0x1c/0x140 [ 6958.764836][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6958.764836][ T10] inet6_addr_add+0x4f8/0xa40 [ 6958.764836][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.764836][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.764836][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.764836][ T10] netlink_unicast+0x449/0x710 [ 6958.764836][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.764836][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.764836][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.764836][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.764836][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.764836][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.764836][ T10] [ 6958.766850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.766850][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.766850][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.766850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.766850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6958.766850][ T10] ipv6_add_addr+0x411/0x2000 [ 6958.766850][ T10] inet6_addr_add+0x30e/0xa40 [ 6958.766850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.766850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.766850][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.766850][ T10] netlink_unicast+0x449/0x710 [ 6958.766850][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.766850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.766850][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.766850][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.766850][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.766850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.766850][ T10] [ 6958.768875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.768875][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.768875][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.768875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.768875][ T10] ip6_route_add+0x1c/0x140 [ 6958.768875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6958.768875][ T10] addrconf_add_dev+0xe2/0x170 [ 6958.768875][ T10] inet6_addr_add+0x12f/0xa40 [ 6958.768875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.768875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.768875][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.768875][ T10] netlink_unicast+0x449/0x710 [ 6958.768875][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.768875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.768875][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.768875][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.768875][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.768875][ T10] [ 6958.770852][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.770852][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6958.770852][ T10] ipv6_find_idev+0x102/0x170 [ 6958.770852][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.770852][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.770852][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.770852][ T10] netlink_unicast+0x449/0x710 [ 6958.770852][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.770852][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.770852][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.770852][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.770852][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.770852][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.770852][ T10] [ 6958.772410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6958.772410][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6958.772410][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6958.772410][ T10] ipv6_find_idev+0x102/0x170 [ 6958.772410][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.772410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.772410][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.772410][ T10] netlink_unicast+0x449/0x710 [ 6958.772410][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.772410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.772410][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.772410][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.772410][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.772410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.772410][ T10] [ 6958.774129][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6958.774419][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6958.774419][ T10] dst_init+0x84/0x4a0 [ 6958.774419][ T10] dst_alloc+0x97/0x150 [ 6958.774419][ T10] ip6_dst_alloc+0x23/0x90 [ 6958.774419][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6958.774419][ T10] ip6_pol_route+0x56f/0x840 [ 6958.774419][ T10] fib6_rule_lookup+0x456/0x630 [ 6958.774419][ T10] ip6_route_input+0x59c/0xa50 [ 6958.774419][ T10] ipv6_rcv+0x397/0x810 [ 6958.774419][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6958.774419][ T10] process_backlog+0x101/0x620 [ 6958.774419][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6958.774419][ T10] net_rx_action+0x495/0xbe0 [ 6958.774419][ T10] __do_softirq+0x1b5/0x7f6 [ 6958.774419][ T10] [ 6958.776082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.776082][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6958.776082][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6958.776082][ T10] fib6_nh_init+0xa22/0x1580 [ 6958.776082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.776082][ T10] ip6_route_add+0x1c/0x140 [ 6958.776082][ T10] inet6_rtm_newroute+0x104/0x110 [ 6958.776082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.776082][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.776082][ T10] netlink_unicast+0x449/0x710 [ 6958.776082][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.776082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.776082][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.776082][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.776082][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.776082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.776082][ T10] [ 6958.777977][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.777977][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.777977][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.777977][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.777977][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6958.777977][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6958.777977][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6958.777977][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6958.777977][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6958.777977][ T10] addrconf_dad_begin+0x310/0x670 [ 6958.777977][ T10] addrconf_dad_work+0x10b/0xab0 [ 6958.777977][ T10] process_one_work+0x84d/0x18a0 [ 6958.777977][ T10] worker_thread+0x587/0xd30 [ 6958.777977][ T10] kthread+0x28a/0x350 [ 6958.777977][ T10] ret_from_fork+0x31/0x70 [ 6958.777977][ T10] ret_from_fork_asm+0x1a/0x30 [ 6958.777977][ T10] [ 6958.779908][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.779908][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.779908][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.779908][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.779908][ T10] ip6_route_add+0x1c/0x140 [ 6958.779908][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6958.779908][ T10] inet6_addr_add+0x4f8/0xa40 [ 6958.779908][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.779908][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.779908][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.779908][ T10] netlink_unicast+0x449/0x710 [ 6958.779908][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.779908][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.779908][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.779908][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.779908][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.779908][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.779908][ T10] [ 6958.781913][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.781913][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.781913][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.781913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.781913][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6958.781913][ T10] ipv6_add_addr+0x411/0x2000 [ 6958.781913][ T10] inet6_addr_add+0x30e/0xa40 [ 6958.781913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.781913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.781913][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.781913][ T10] netlink_unicast+0x449/0x710 [ 6958.781913][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.781913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.781913][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.781913][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.781913][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.781913][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.781913][ T10] [ 6958.783925][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.783925][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.783925][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.783925][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.783925][ T10] ip6_route_add+0x1c/0x140 [ 6958.783925][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6958.783925][ T10] addrconf_add_dev+0xe2/0x170 [ 6958.783925][ T10] inet6_addr_add+0x12f/0xa40 [ 6958.783925][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.783925][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.783925][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.783925][ T10] netlink_unicast+0x449/0x710 [ 6958.783925][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.783925][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.783925][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.783925][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.783925][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.783925][ T10] [ 6958.786019][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.786019][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6958.786019][ T10] ipv6_find_idev+0x102/0x170 [ 6958.786019][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.786019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.786019][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.786019][ T10] netlink_unicast+0x449/0x710 [ 6958.786019][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.786019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.786019][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.786019][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.786019][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.786019][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.786019][ T10] [ 6958.787809][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6958.787809][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6958.787809][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6958.787809][ T10] ipv6_find_idev+0x102/0x170 [ 6958.787809][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.787809][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.787809][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.787809][ T10] netlink_unicast+0x449/0x710 [ 6958.787809][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.787809][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.787809][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.787809][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.787809][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.787809][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.787809][ T10] [ 6958.789763][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6958.790016][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6958.790016][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.790016][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.790016][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.790016][ T10] ip6_route_add+0x1c/0x140 [ 6958.790016][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6958.790016][ T10] inet6_addr_add+0x4f8/0xa40 [ 6958.790016][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.790016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.790016][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.790016][ T10] netlink_unicast+0x449/0x710 [ 6958.790016][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.790016][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.790016][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.790016][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.790016][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.790016][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.790016][ T10] [ 6958.792283][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6958.792283][ T10] netdev_get_by_index+0x5e/0x80 [ 6958.792283][ T10] fib6_nh_init+0x3d8/0x1580 [ 6958.792283][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6958.792283][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6958.792283][ T10] ipv6_add_addr+0x411/0x2000 [ 6958.792283][ T10] inet6_addr_add+0x30e/0xa40 [ 6958.792283][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6958.792283][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.792283][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.792283][ T10] netlink_unicast+0x449/0x710 [ 6958.792283][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.792283][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.792283][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.792283][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.792283][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.792283][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.792283][ T10] [ 6958.794552][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6958.794552][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6958.794552][ T10] ipv6_find_idev+0x102/0x170 [ 6958.794552][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.794552][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.794552][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.794552][ T10] netlink_unicast+0x449/0x710 [ 6958.794552][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.794552][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.794552][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.794552][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.794552][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.794552][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.794552][ T10] [ 6958.796358][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6958.796358][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6958.796358][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6958.796358][ T10] ipv6_find_idev+0x102/0x170 [ 6958.796358][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6958.796358][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6958.796358][ T10] netlink_rcv_skb+0x130/0x360 [ 6958.796358][ T10] netlink_unicast+0x449/0x710 [ 6958.796358][ T10] netlink_sendmsg+0x723/0xbe0 [ 6958.796358][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6958.796358][ T10] ___sys_sendmsg+0xee/0x170 [ 6958.796358][ T10] __sys_sendmsg+0xcd/0x170 [ 6958.796358][ T10] do_syscall_64+0xc6/0x1e0 [ 6958.796358][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6958.796358][ T10] [ 6969.038916][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6969.039322][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.039322][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6969.039322][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6969.039322][ T10] fib6_nh_init+0xa22/0x1580 [ 6969.039322][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.039322][ T10] ip6_route_add+0x1c/0x140 [ 6969.039322][ T10] inet6_rtm_newroute+0x104/0x110 [ 6969.039322][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.039322][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.039322][ T10] netlink_unicast+0x449/0x710 [ 6969.039322][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.039322][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.039322][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.039322][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.039322][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.039322][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.039322][ T10] [ 6969.041249][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.041249][ T10] dst_init+0x84/0x4a0 [ 6969.041249][ T10] dst_alloc+0x97/0x150 [ 6969.041249][ T10] ip6_dst_alloc+0x23/0x90 [ 6969.041249][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6969.041249][ T10] ip6_pol_route+0x56f/0x840 [ 6969.041249][ T10] fib6_rule_lookup+0x456/0x630 [ 6969.041249][ T10] ip6_route_input+0x59c/0xa50 [ 6969.041249][ T10] ipv6_rcv+0x397/0x810 [ 6969.041249][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6969.041249][ T10] process_backlog+0x101/0x620 [ 6969.041249][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6969.041249][ T10] net_rx_action+0x495/0xbe0 [ 6969.041249][ T10] __do_softirq+0x1b5/0x7f6 [ 6969.041249][ T10] [ 6969.042931][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.042931][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.042931][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.042931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.042931][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6969.042931][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6969.042931][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6969.042931][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6969.042931][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6969.042931][ T10] addrconf_dad_begin+0x310/0x670 [ 6969.042931][ T10] addrconf_dad_work+0x10b/0xab0 [ 6969.042931][ T10] process_one_work+0x84d/0x18a0 [ 6969.042931][ T10] worker_thread+0x587/0xd30 [ 6969.042931][ T10] kthread+0x28a/0x350 [ 6969.042931][ T10] ret_from_fork+0x31/0x70 [ 6969.042931][ T10] ret_from_fork_asm+0x1a/0x30 [ 6969.042931][ T10] [ 6969.044897][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.044897][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.044897][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.044897][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.044897][ T10] ip6_route_add+0x1c/0x140 [ 6969.044897][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6969.044897][ T10] inet6_addr_add+0x4f8/0xa40 [ 6969.044897][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.044897][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.044897][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.044897][ T10] netlink_unicast+0x449/0x710 [ 6969.044897][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.044897][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.044897][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.044897][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.044897][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.044897][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.044897][ T10] [ 6969.046916][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.046916][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.046916][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.046916][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.046916][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6969.046916][ T10] ipv6_add_addr+0x411/0x2000 [ 6969.046916][ T10] inet6_addr_add+0x30e/0xa40 [ 6969.046916][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.046916][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.046916][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.046916][ T10] netlink_unicast+0x449/0x710 [ 6969.046916][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.046916][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.046916][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.046916][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.046916][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.046916][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.046916][ T10] [ 6969.048972][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.048972][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.048972][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.048972][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.048972][ T10] ip6_route_add+0x1c/0x140 [ 6969.048972][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6969.048972][ T10] addrconf_add_dev+0xe2/0x170 [ 6969.048972][ T10] inet6_addr_add+0x12f/0xa40 [ 6969.048972][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.048972][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.048972][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.048972][ T10] netlink_unicast+0x449/0x710 [ 6969.048972][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.048972][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.048972][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.048972][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.048972][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.048972][ T10] [ 6969.050957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.050957][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6969.050957][ T10] ipv6_find_idev+0x102/0x170 [ 6969.050957][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.050957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.050957][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.050957][ T10] netlink_unicast+0x449/0x710 [ 6969.050957][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.050957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.050957][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.050957][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.050957][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.050957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.050957][ T10] [ 6969.052513][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6969.052513][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6969.052513][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6969.052513][ T10] ipv6_find_idev+0x102/0x170 [ 6969.052513][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.052513][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.052513][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.052513][ T10] netlink_unicast+0x449/0x710 [ 6969.052513][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.052513][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.052513][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.052513][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.052513][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.052513][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.052513][ T10] [ 6969.054219][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6969.054508][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6969.054508][ T10] dst_init+0x84/0x4a0 [ 6969.054508][ T10] dst_alloc+0x97/0x150 [ 6969.054508][ T10] ip6_dst_alloc+0x23/0x90 [ 6969.054508][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6969.054508][ T10] ip6_pol_route+0x56f/0x840 [ 6969.054508][ T10] fib6_rule_lookup+0x456/0x630 [ 6969.054508][ T10] ip6_route_input+0x59c/0xa50 [ 6969.054508][ T10] ipv6_rcv+0x397/0x810 [ 6969.054508][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6969.054508][ T10] process_backlog+0x101/0x620 [ 6969.054508][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6969.054508][ T10] net_rx_action+0x495/0xbe0 [ 6969.054508][ T10] __do_softirq+0x1b5/0x7f6 [ 6969.054508][ T10] [ 6969.056154][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.056154][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6969.056154][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6969.056154][ T10] fib6_nh_init+0xa22/0x1580 [ 6969.056154][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.056154][ T10] ip6_route_add+0x1c/0x140 [ 6969.056154][ T10] inet6_rtm_newroute+0x104/0x110 [ 6969.056154][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.056154][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.056154][ T10] netlink_unicast+0x449/0x710 [ 6969.056154][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.056154][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.056154][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.056154][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.056154][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.056154][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.056154][ T10] [ 6969.058051][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.058051][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.058051][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.058051][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.058051][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6969.058051][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6969.058051][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6969.058051][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6969.058051][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6969.058051][ T10] addrconf_dad_begin+0x310/0x670 [ 6969.058051][ T10] addrconf_dad_work+0x10b/0xab0 [ 6969.058051][ T10] process_one_work+0x84d/0x18a0 [ 6969.058051][ T10] worker_thread+0x587/0xd30 [ 6969.058051][ T10] kthread+0x28a/0x350 [ 6969.058051][ T10] ret_from_fork+0x31/0x70 [ 6969.058051][ T10] ret_from_fork_asm+0x1a/0x30 [ 6969.058051][ T10] [ 6969.059973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.059973][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.059973][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.059973][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.059973][ T10] ip6_route_add+0x1c/0x140 [ 6969.059973][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6969.059973][ T10] inet6_addr_add+0x4f8/0xa40 [ 6969.059973][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.059973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.059973][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.059973][ T10] netlink_unicast+0x449/0x710 [ 6969.059973][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.059973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.059973][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.059973][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.059973][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.059973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.059973][ T10] [ 6969.061983][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.061983][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.061983][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.061983][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.061983][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6969.061983][ T10] ipv6_add_addr+0x411/0x2000 [ 6969.061983][ T10] inet6_addr_add+0x30e/0xa40 [ 6969.061983][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.061983][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.061983][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.061983][ T10] netlink_unicast+0x449/0x710 [ 6969.061983][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.061983][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.061983][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.061983][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.061983][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.061983][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.061983][ T10] [ 6969.064010][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.064010][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.064010][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.064010][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.064010][ T10] ip6_route_add+0x1c/0x140 [ 6969.064010][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6969.064010][ T10] addrconf_add_dev+0xe2/0x170 [ 6969.064010][ T10] inet6_addr_add+0x12f/0xa40 [ 6969.064010][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.064010][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.064010][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.064010][ T10] netlink_unicast+0x449/0x710 [ 6969.064010][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.064010][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.064010][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.064010][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.064010][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.064010][ T10] [ 6969.066102][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.066102][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6969.066102][ T10] ipv6_find_idev+0x102/0x170 [ 6969.066102][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.066102][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.066102][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.066102][ T10] netlink_unicast+0x449/0x710 [ 6969.066102][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.066102][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.066102][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.066102][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.066102][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.066102][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.066102][ T10] [ 6969.067827][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6969.067827][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6969.067827][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6969.067827][ T10] ipv6_find_idev+0x102/0x170 [ 6969.067827][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.067827][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.067827][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.067827][ T10] netlink_unicast+0x449/0x710 [ 6969.067827][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.067827][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.067827][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.067827][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.067827][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.067827][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.067827][ T10] [ 6969.069838][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6969.070080][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6969.070080][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.070080][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.070080][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.070080][ T10] ip6_route_add+0x1c/0x140 [ 6969.070080][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6969.070080][ T10] inet6_addr_add+0x4f8/0xa40 [ 6969.070080][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.070080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.070080][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.070080][ T10] netlink_unicast+0x449/0x710 [ 6969.070080][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.070080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.070080][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.070080][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.070080][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.070080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.070080][ T10] [ 6969.072351][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6969.072351][ T10] netdev_get_by_index+0x5e/0x80 [ 6969.072351][ T10] fib6_nh_init+0x3d8/0x1580 [ 6969.072351][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6969.072351][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6969.072351][ T10] ipv6_add_addr+0x411/0x2000 [ 6969.072351][ T10] inet6_addr_add+0x30e/0xa40 [ 6969.072351][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6969.072351][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.072351][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.072351][ T10] netlink_unicast+0x449/0x710 [ 6969.072351][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.072351][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.072351][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.072351][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.072351][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.072351][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.072351][ T10] [ 6969.074540][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6969.074540][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6969.074540][ T10] ipv6_find_idev+0x102/0x170 [ 6969.074540][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.074540][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.074540][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.074540][ T10] netlink_unicast+0x449/0x710 [ 6969.074540][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.074540][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.074540][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.074540][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.074540][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.074540][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.074540][ T10] [ 6969.076265][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6969.076265][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6969.076265][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6969.076265][ T10] ipv6_find_idev+0x102/0x170 [ 6969.076265][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6969.076265][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6969.076265][ T10] netlink_rcv_skb+0x130/0x360 [ 6969.076265][ T10] netlink_unicast+0x449/0x710 [ 6969.076265][ T10] netlink_sendmsg+0x723/0xbe0 [ 6969.076265][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6969.076265][ T10] ___sys_sendmsg+0xee/0x170 [ 6969.076265][ T10] __sys_sendmsg+0xcd/0x170 [ 6969.076265][ T10] do_syscall_64+0xc6/0x1e0 [ 6969.076265][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6969.076265][ T10] [ 6979.318945][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6979.319341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.319341][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6979.319341][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6979.319341][ T10] fib6_nh_init+0xa22/0x1580 [ 6979.319341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.319341][ T10] ip6_route_add+0x1c/0x140 [ 6979.319341][ T10] inet6_rtm_newroute+0x104/0x110 [ 6979.319341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.319341][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.319341][ T10] netlink_unicast+0x449/0x710 [ 6979.319341][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.319341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.319341][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.319341][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.319341][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.319341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.319341][ T10] [ 6979.321271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.321271][ T10] dst_init+0x84/0x4a0 [ 6979.321271][ T10] dst_alloc+0x97/0x150 [ 6979.321271][ T10] ip6_dst_alloc+0x23/0x90 [ 6979.321271][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6979.321271][ T10] ip6_pol_route+0x56f/0x840 [ 6979.321271][ T10] fib6_rule_lookup+0x456/0x630 [ 6979.321271][ T10] ip6_route_input+0x59c/0xa50 [ 6979.321271][ T10] ipv6_rcv+0x397/0x810 [ 6979.321271][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6979.321271][ T10] process_backlog+0x101/0x620 [ 6979.321271][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6979.321271][ T10] net_rx_action+0x495/0xbe0 [ 6979.321271][ T10] __do_softirq+0x1b5/0x7f6 [ 6979.321271][ T10] [ 6979.322937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.322937][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.322937][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.322937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.322937][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6979.322937][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6979.322937][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6979.322937][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6979.322937][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6979.322937][ T10] addrconf_dad_begin+0x310/0x670 [ 6979.322937][ T10] addrconf_dad_work+0x10b/0xab0 [ 6979.322937][ T10] process_one_work+0x84d/0x18a0 [ 6979.322937][ T10] worker_thread+0x587/0xd30 [ 6979.322937][ T10] kthread+0x28a/0x350 [ 6979.322937][ T10] ret_from_fork+0x31/0x70 [ 6979.322937][ T10] ret_from_fork_asm+0x1a/0x30 [ 6979.322937][ T10] [ 6979.324886][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.324886][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.324886][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.324886][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.324886][ T10] ip6_route_add+0x1c/0x140 [ 6979.324886][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6979.324886][ T10] inet6_addr_add+0x4f8/0xa40 [ 6979.324886][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.324886][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.324886][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.324886][ T10] netlink_unicast+0x449/0x710 [ 6979.324886][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.324886][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.324886][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.324886][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.324886][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.324886][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.324886][ T10] [ 6979.326902][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.326902][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.326902][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.326902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.326902][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6979.326902][ T10] ipv6_add_addr+0x411/0x2000 [ 6979.326902][ T10] inet6_addr_add+0x30e/0xa40 [ 6979.326902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.326902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.326902][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.326902][ T10] netlink_unicast+0x449/0x710 [ 6979.326902][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.326902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.326902][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.326902][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.326902][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.326902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.326902][ T10] [ 6979.328913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.328913][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.328913][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.328913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.328913][ T10] ip6_route_add+0x1c/0x140 [ 6979.328913][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6979.328913][ T10] addrconf_add_dev+0xe2/0x170 [ 6979.328913][ T10] inet6_addr_add+0x12f/0xa40 [ 6979.328913][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.328913][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.328913][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.328913][ T10] netlink_unicast+0x449/0x710 [ 6979.328913][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.328913][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.328913][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.328913][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.328913][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.328913][ T10] [ 6979.330903][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.330903][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6979.330903][ T10] ipv6_find_idev+0x102/0x170 [ 6979.330903][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.330903][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.330903][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.330903][ T10] netlink_unicast+0x449/0x710 [ 6979.330903][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.330903][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.330903][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.330903][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.330903][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.330903][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.330903][ T10] [ 6979.332450][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6979.332450][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6979.332450][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6979.332450][ T10] ipv6_find_idev+0x102/0x170 [ 6979.332450][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.332450][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.332450][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.332450][ T10] netlink_unicast+0x449/0x710 [ 6979.332450][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.332450][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.332450][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.332450][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.332450][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.332450][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.332450][ T10] [ 6979.334174][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6979.334454][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6979.334454][ T10] dst_init+0x84/0x4a0 [ 6979.334454][ T10] dst_alloc+0x97/0x150 [ 6979.334454][ T10] ip6_dst_alloc+0x23/0x90 [ 6979.334454][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6979.334454][ T10] ip6_pol_route+0x56f/0x840 [ 6979.334454][ T10] fib6_rule_lookup+0x456/0x630 [ 6979.334454][ T10] ip6_route_input+0x59c/0xa50 [ 6979.334454][ T10] ipv6_rcv+0x397/0x810 [ 6979.334454][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6979.334454][ T10] process_backlog+0x101/0x620 [ 6979.334454][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6979.334454][ T10] net_rx_action+0x495/0xbe0 [ 6979.334454][ T10] __do_softirq+0x1b5/0x7f6 [ 6979.334454][ T10] [ 6979.336099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.336099][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6979.336099][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6979.336099][ T10] fib6_nh_init+0xa22/0x1580 [ 6979.336099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.336099][ T10] ip6_route_add+0x1c/0x140 [ 6979.336099][ T10] inet6_rtm_newroute+0x104/0x110 [ 6979.336099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.336099][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.336099][ T10] netlink_unicast+0x449/0x710 [ 6979.336099][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.336099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.336099][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.336099][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.336099][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.336099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.336099][ T10] [ 6979.337990][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.337990][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.337990][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.337990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.337990][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6979.337990][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6979.337990][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6979.337990][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6979.337990][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6979.337990][ T10] addrconf_dad_begin+0x310/0x670 [ 6979.337990][ T10] addrconf_dad_work+0x10b/0xab0 [ 6979.337990][ T10] process_one_work+0x84d/0x18a0 [ 6979.337990][ T10] worker_thread+0x587/0xd30 [ 6979.337990][ T10] kthread+0x28a/0x350 [ 6979.337990][ T10] ret_from_fork+0x31/0x70 [ 6979.337990][ T10] ret_from_fork_asm+0x1a/0x30 [ 6979.337990][ T10] [ 6979.339907][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.339907][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.339907][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.339907][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.339907][ T10] ip6_route_add+0x1c/0x140 [ 6979.339907][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6979.339907][ T10] inet6_addr_add+0x4f8/0xa40 [ 6979.339907][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.339907][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.339907][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.339907][ T10] netlink_unicast+0x449/0x710 [ 6979.339907][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.339907][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.339907][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.339907][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.339907][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.339907][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.339907][ T10] [ 6979.341917][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.341917][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.341917][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.341917][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.341917][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6979.341917][ T10] ipv6_add_addr+0x411/0x2000 [ 6979.341917][ T10] inet6_addr_add+0x30e/0xa40 [ 6979.341917][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.341917][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.341917][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.341917][ T10] netlink_unicast+0x449/0x710 [ 6979.341917][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.341917][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.341917][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.341917][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.341917][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.341917][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.341917][ T10] [ 6979.343947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.343947][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.343947][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.343947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.343947][ T10] ip6_route_add+0x1c/0x140 [ 6979.343947][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6979.343947][ T10] addrconf_add_dev+0xe2/0x170 [ 6979.343947][ T10] inet6_addr_add+0x12f/0xa40 [ 6979.343947][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.343947][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.343947][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.343947][ T10] netlink_unicast+0x449/0x710 [ 6979.343947][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.343947][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.343947][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.343947][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.343947][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.343947][ T10] [ 6979.346069][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.346069][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6979.346069][ T10] ipv6_find_idev+0x102/0x170 [ 6979.346069][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.346069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.346069][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.346069][ T10] netlink_unicast+0x449/0x710 [ 6979.346069][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.346069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.346069][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.346069][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.346069][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.346069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.346069][ T10] [ 6979.347866][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6979.347866][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6979.347866][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6979.347866][ T10] ipv6_find_idev+0x102/0x170 [ 6979.347866][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.347866][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.347866][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.347866][ T10] netlink_unicast+0x449/0x710 [ 6979.347866][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.347866][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.347866][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.347866][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.347866][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.347866][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.347866][ T10] [ 6979.349794][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6979.350046][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6979.350046][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.350046][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.350046][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.350046][ T10] ip6_route_add+0x1c/0x140 [ 6979.350046][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6979.350046][ T10] inet6_addr_add+0x4f8/0xa40 [ 6979.350046][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.350046][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.350046][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.350046][ T10] netlink_unicast+0x449/0x710 [ 6979.350046][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.350046][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.350046][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.350046][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.350046][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.350046][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.350046][ T10] [ 6979.352308][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6979.352308][ T10] netdev_get_by_index+0x5e/0x80 [ 6979.352308][ T10] fib6_nh_init+0x3d8/0x1580 [ 6979.352308][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6979.352308][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6979.352308][ T10] ipv6_add_addr+0x411/0x2000 [ 6979.352308][ T10] inet6_addr_add+0x30e/0xa40 [ 6979.352308][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6979.352308][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.352308][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.352308][ T10] netlink_unicast+0x449/0x710 [ 6979.352308][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.352308][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.352308][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.352308][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.352308][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.352308][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.352308][ T10] [ 6979.354574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6979.354574][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6979.354574][ T10] ipv6_find_idev+0x102/0x170 [ 6979.354574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.354574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.354574][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.354574][ T10] netlink_unicast+0x449/0x710 [ 6979.354574][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.354574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.354574][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.354574][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.354574][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.354574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.354574][ T10] [ 6979.356380][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6979.356380][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6979.356380][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6979.356380][ T10] ipv6_find_idev+0x102/0x170 [ 6979.356380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6979.356380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6979.356380][ T10] netlink_rcv_skb+0x130/0x360 [ 6979.356380][ T10] netlink_unicast+0x449/0x710 [ 6979.356380][ T10] netlink_sendmsg+0x723/0xbe0 [ 6979.356380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6979.356380][ T10] ___sys_sendmsg+0xee/0x170 [ 6979.356380][ T10] __sys_sendmsg+0xcd/0x170 [ 6979.356380][ T10] do_syscall_64+0xc6/0x1e0 [ 6979.356380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6979.356380][ T10] [ 6989.470912][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6989.471295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.471295][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6989.471295][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6989.471295][ T10] fib6_nh_init+0xa22/0x1580 [ 6989.471295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.471295][ T10] ip6_route_add+0x1c/0x140 [ 6989.471295][ T10] inet6_rtm_newroute+0x104/0x110 [ 6989.471295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.471295][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.471295][ T10] netlink_unicast+0x449/0x710 [ 6989.471295][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.471295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.471295][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.471295][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.471295][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.471295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.471295][ T10] [ 6989.473234][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.473234][ T10] dst_init+0x84/0x4a0 [ 6989.473234][ T10] dst_alloc+0x97/0x150 [ 6989.473234][ T10] ip6_dst_alloc+0x23/0x90 [ 6989.473234][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6989.473234][ T10] ip6_pol_route+0x56f/0x840 [ 6989.473234][ T10] fib6_rule_lookup+0x456/0x630 [ 6989.473234][ T10] ip6_route_input+0x59c/0xa50 [ 6989.473234][ T10] ipv6_rcv+0x397/0x810 [ 6989.473234][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6989.473234][ T10] process_backlog+0x101/0x620 [ 6989.473234][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6989.473234][ T10] net_rx_action+0x495/0xbe0 [ 6989.473234][ T10] __do_softirq+0x1b5/0x7f6 [ 6989.473234][ T10] [ 6989.474903][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.474903][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.474903][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.474903][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.474903][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6989.474903][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6989.474903][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6989.474903][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6989.474903][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6989.474903][ T10] addrconf_dad_begin+0x310/0x670 [ 6989.474903][ T10] addrconf_dad_work+0x10b/0xab0 [ 6989.474903][ T10] process_one_work+0x84d/0x18a0 [ 6989.474903][ T10] worker_thread+0x587/0xd30 [ 6989.474903][ T10] kthread+0x28a/0x350 [ 6989.474903][ T10] ret_from_fork+0x31/0x70 [ 6989.474903][ T10] ret_from_fork_asm+0x1a/0x30 [ 6989.474903][ T10] [ 6989.476833][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.476833][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.476833][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.476833][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.476833][ T10] ip6_route_add+0x1c/0x140 [ 6989.476833][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6989.476833][ T10] inet6_addr_add+0x4f8/0xa40 [ 6989.476833][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.476833][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.476833][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.476833][ T10] netlink_unicast+0x449/0x710 [ 6989.476833][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.476833][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.476833][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.476833][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.476833][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.476833][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.476833][ T10] [ 6989.478850][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.478850][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.478850][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.478850][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.478850][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6989.478850][ T10] ipv6_add_addr+0x411/0x2000 [ 6989.478850][ T10] inet6_addr_add+0x30e/0xa40 [ 6989.478850][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.478850][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.478850][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.478850][ T10] netlink_unicast+0x449/0x710 [ 6989.478850][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.478850][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.478850][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.478850][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.478850][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.478850][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.478850][ T10] [ 6989.480859][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.480859][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.480859][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.480859][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.480859][ T10] ip6_route_add+0x1c/0x140 [ 6989.480859][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6989.480859][ T10] addrconf_add_dev+0xe2/0x170 [ 6989.480859][ T10] inet6_addr_add+0x12f/0xa40 [ 6989.480859][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.480859][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.480859][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.480859][ T10] netlink_unicast+0x449/0x710 [ 6989.480859][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.480859][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.480859][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.480859][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.480859][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.480859][ T10] [ 6989.482837][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.482837][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6989.482837][ T10] ipv6_find_idev+0x102/0x170 [ 6989.482837][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.482837][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.482837][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.482837][ T10] netlink_unicast+0x449/0x710 [ 6989.482837][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.482837][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.482837][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.482837][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.482837][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.482837][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.482837][ T10] [ 6989.484400][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6989.484400][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6989.484400][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6989.484400][ T10] ipv6_find_idev+0x102/0x170 [ 6989.484400][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.484400][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.484400][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.484400][ T10] netlink_unicast+0x449/0x710 [ 6989.484400][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.484400][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.484400][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.484400][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.484400][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.484400][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.484400][ T10] [ 6989.486108][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6989.486395][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6989.486395][ T10] dst_init+0x84/0x4a0 [ 6989.486395][ T10] dst_alloc+0x97/0x150 [ 6989.486395][ T10] ip6_dst_alloc+0x23/0x90 [ 6989.486395][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6989.486395][ T10] ip6_pol_route+0x56f/0x840 [ 6989.486395][ T10] fib6_rule_lookup+0x456/0x630 [ 6989.486395][ T10] ip6_route_input+0x59c/0xa50 [ 6989.486395][ T10] ipv6_rcv+0x397/0x810 [ 6989.486395][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6989.486395][ T10] process_backlog+0x101/0x620 [ 6989.486395][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6989.486395][ T10] net_rx_action+0x495/0xbe0 [ 6989.486395][ T10] __do_softirq+0x1b5/0x7f6 [ 6989.486395][ T10] [ 6989.488234][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.488234][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6989.488234][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6989.488234][ T10] fib6_nh_init+0xa22/0x1580 [ 6989.488234][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.488234][ T10] ip6_route_add+0x1c/0x140 [ 6989.488234][ T10] inet6_rtm_newroute+0x104/0x110 [ 6989.488234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.488234][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.488234][ T10] netlink_unicast+0x449/0x710 [ 6989.488234][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.488234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.488234][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.488234][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.488234][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.488234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.488234][ T10] [ 6989.490208][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.490208][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.490208][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.490208][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.490208][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6989.490208][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6989.490208][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6989.490208][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6989.490208][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6989.490208][ T10] addrconf_dad_begin+0x310/0x670 [ 6989.490208][ T10] addrconf_dad_work+0x10b/0xab0 [ 6989.490208][ T10] process_one_work+0x84d/0x18a0 [ 6989.490208][ T10] worker_thread+0x587/0xd30 [ 6989.490208][ T10] kthread+0x28a/0x350 [ 6989.490208][ T10] ret_from_fork+0x31/0x70 [ 6989.490208][ T10] ret_from_fork_asm+0x1a/0x30 [ 6989.490208][ T10] [ 6989.492218][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.492218][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.492218][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.492218][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.492218][ T10] ip6_route_add+0x1c/0x140 [ 6989.492218][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6989.492218][ T10] inet6_addr_add+0x4f8/0xa40 [ 6989.492218][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.492218][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.492218][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.492218][ T10] netlink_unicast+0x449/0x710 [ 6989.492218][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.492218][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.492218][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.492218][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.492218][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.492218][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.492218][ T10] [ 6989.494379][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.494379][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.494379][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.494379][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.494379][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6989.494379][ T10] ipv6_add_addr+0x411/0x2000 [ 6989.494379][ T10] inet6_addr_add+0x30e/0xa40 [ 6989.494379][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.494379][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.494379][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.494379][ T10] netlink_unicast+0x449/0x710 [ 6989.494379][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.494379][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.494379][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.494379][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.494379][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.494379][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.494379][ T10] [ 6989.496473][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.496473][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.496473][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.496473][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.496473][ T10] ip6_route_add+0x1c/0x140 [ 6989.496473][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6989.496473][ T10] addrconf_add_dev+0xe2/0x170 [ 6989.496473][ T10] inet6_addr_add+0x12f/0xa40 [ 6989.496473][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.496473][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.496473][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.496473][ T10] netlink_unicast+0x449/0x710 [ 6989.496473][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.496473][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.496473][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.496473][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.496473][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.496473][ T10] [ 6989.498660][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.498660][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6989.498660][ T10] ipv6_find_idev+0x102/0x170 [ 6989.498660][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.498660][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.498660][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.498660][ T10] netlink_unicast+0x449/0x710 [ 6989.498660][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.498660][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.498660][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.498660][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.498660][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.498660][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.498660][ T10] [ 6989.500455][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6989.500455][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6989.500455][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6989.500455][ T10] ipv6_find_idev+0x102/0x170 [ 6989.500455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.500455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.500455][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.500455][ T10] netlink_unicast+0x449/0x710 [ 6989.500455][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.500455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.500455][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.500455][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.500455][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.500455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.500455][ T10] [ 6989.502519][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6989.502770][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6989.502770][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.502770][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.502770][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.502770][ T10] ip6_route_add+0x1c/0x140 [ 6989.502770][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6989.502770][ T10] inet6_addr_add+0x4f8/0xa40 [ 6989.502770][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.502770][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.502770][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.502770][ T10] netlink_unicast+0x449/0x710 [ 6989.502770][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.502770][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.502770][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.502770][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.502770][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.502770][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.502770][ T10] [ 6989.505119][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6989.505119][ T10] netdev_get_by_index+0x5e/0x80 [ 6989.505119][ T10] fib6_nh_init+0x3d8/0x1580 [ 6989.505119][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6989.505119][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6989.505119][ T10] ipv6_add_addr+0x411/0x2000 [ 6989.505119][ T10] inet6_addr_add+0x30e/0xa40 [ 6989.505119][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6989.505119][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.505119][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.505119][ T10] netlink_unicast+0x449/0x710 [ 6989.505119][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.505119][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.505119][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.505119][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.505119][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.505119][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.505119][ T10] [ 6989.507455][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6989.507455][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6989.507455][ T10] ipv6_find_idev+0x102/0x170 [ 6989.507455][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.507455][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.507455][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.507455][ T10] netlink_unicast+0x449/0x710 [ 6989.507455][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.507455][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.507455][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.507455][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.507455][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.507455][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.507455][ T10] [ 6989.509243][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6989.509243][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6989.509243][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6989.509243][ T10] ipv6_find_idev+0x102/0x170 [ 6989.509243][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6989.509243][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6989.509243][ T10] netlink_rcv_skb+0x130/0x360 [ 6989.509243][ T10] netlink_unicast+0x449/0x710 [ 6989.509243][ T10] netlink_sendmsg+0x723/0xbe0 [ 6989.509243][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6989.509243][ T10] ___sys_sendmsg+0xee/0x170 [ 6989.509243][ T10] __sys_sendmsg+0xcd/0x170 [ 6989.509243][ T10] do_syscall_64+0xc6/0x1e0 [ 6989.509243][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6989.509243][ T10] [ 6999.654926][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 6999.655315][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.655315][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6999.655315][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6999.655315][ T10] fib6_nh_init+0xa22/0x1580 [ 6999.655315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.655315][ T10] ip6_route_add+0x1c/0x140 [ 6999.655315][ T10] inet6_rtm_newroute+0x104/0x110 [ 6999.655315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.655315][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.655315][ T10] netlink_unicast+0x449/0x710 [ 6999.655315][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.655315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.655315][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.655315][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.655315][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.655315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.655315][ T10] [ 6999.657227][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.657227][ T10] dst_init+0x84/0x4a0 [ 6999.657227][ T10] dst_alloc+0x97/0x150 [ 6999.657227][ T10] ip6_dst_alloc+0x23/0x90 [ 6999.657227][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6999.657227][ T10] ip6_pol_route+0x56f/0x840 [ 6999.657227][ T10] fib6_rule_lookup+0x456/0x630 [ 6999.657227][ T10] ip6_route_input+0x59c/0xa50 [ 6999.657227][ T10] ipv6_rcv+0x397/0x810 [ 6999.657227][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6999.657227][ T10] process_backlog+0x101/0x620 [ 6999.657227][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6999.657227][ T10] net_rx_action+0x495/0xbe0 [ 6999.657227][ T10] __do_softirq+0x1b5/0x7f6 [ 6999.657227][ T10] [ 6999.658881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.658881][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.658881][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.658881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.658881][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6999.658881][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6999.658881][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6999.658881][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6999.658881][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6999.658881][ T10] addrconf_dad_begin+0x310/0x670 [ 6999.658881][ T10] addrconf_dad_work+0x10b/0xab0 [ 6999.658881][ T10] process_one_work+0x84d/0x18a0 [ 6999.658881][ T10] worker_thread+0x587/0xd30 [ 6999.658881][ T10] kthread+0x28a/0x350 [ 6999.658881][ T10] ret_from_fork+0x31/0x70 [ 6999.658881][ T10] ret_from_fork_asm+0x1a/0x30 [ 6999.658881][ T10] [ 6999.660839][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.660839][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.660839][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.660839][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.660839][ T10] ip6_route_add+0x1c/0x140 [ 6999.660839][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6999.660839][ T10] inet6_addr_add+0x4f8/0xa40 [ 6999.660839][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.660839][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.660839][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.660839][ T10] netlink_unicast+0x449/0x710 [ 6999.660839][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.660839][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.660839][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.660839][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.660839][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.660839][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.660839][ T10] [ 6999.662847][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.662847][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.662847][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.662847][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.662847][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6999.662847][ T10] ipv6_add_addr+0x411/0x2000 [ 6999.662847][ T10] inet6_addr_add+0x30e/0xa40 [ 6999.662847][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.662847][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.662847][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.662847][ T10] netlink_unicast+0x449/0x710 [ 6999.662847][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.662847][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.662847][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.662847][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.662847][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.662847][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.662847][ T10] [ 6999.664889][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.664889][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.664889][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.664889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.664889][ T10] ip6_route_add+0x1c/0x140 [ 6999.664889][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6999.664889][ T10] addrconf_add_dev+0xe2/0x170 [ 6999.664889][ T10] inet6_addr_add+0x12f/0xa40 [ 6999.664889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.664889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.664889][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.664889][ T10] netlink_unicast+0x449/0x710 [ 6999.664889][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.664889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.664889][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.664889][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.664889][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.664889][ T10] [ 6999.666867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.666867][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6999.666867][ T10] ipv6_find_idev+0x102/0x170 [ 6999.666867][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.666867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.666867][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.666867][ T10] netlink_unicast+0x449/0x710 [ 6999.666867][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.666867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.666867][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.666867][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.666867][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.666867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.666867][ T10] [ 6999.668415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 6999.668415][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6999.668415][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6999.668415][ T10] ipv6_find_idev+0x102/0x170 [ 6999.668415][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.668415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.668415][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.668415][ T10] netlink_unicast+0x449/0x710 [ 6999.668415][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.668415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.668415][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.668415][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.668415][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.668415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.668415][ T10] [ 6999.670115][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 6999.670400][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 6999.670400][ T10] dst_init+0x84/0x4a0 [ 6999.670400][ T10] dst_alloc+0x97/0x150 [ 6999.670400][ T10] ip6_dst_alloc+0x23/0x90 [ 6999.670400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 6999.670400][ T10] ip6_pol_route+0x56f/0x840 [ 6999.670400][ T10] fib6_rule_lookup+0x456/0x630 [ 6999.670400][ T10] ip6_route_input+0x59c/0xa50 [ 6999.670400][ T10] ipv6_rcv+0x397/0x810 [ 6999.670400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 6999.670400][ T10] process_backlog+0x101/0x620 [ 6999.670400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 6999.670400][ T10] net_rx_action+0x495/0xbe0 [ 6999.670400][ T10] __do_softirq+0x1b5/0x7f6 [ 6999.670400][ T10] [ 6999.672049][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.672049][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 6999.672049][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 6999.672049][ T10] fib6_nh_init+0xa22/0x1580 [ 6999.672049][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.672049][ T10] ip6_route_add+0x1c/0x140 [ 6999.672049][ T10] inet6_rtm_newroute+0x104/0x110 [ 6999.672049][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.672049][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.672049][ T10] netlink_unicast+0x449/0x710 [ 6999.672049][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.672049][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.672049][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.672049][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.672049][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.672049][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.672049][ T10] [ 6999.673950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.673950][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.673950][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.673950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.673950][ T10] addrconf_f6i_alloc+0x265/0x560 [ 6999.673950][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 6999.673950][ T10] addrconf_join_anycast+0x1c0/0x220 [ 6999.673950][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 6999.673950][ T10] addrconf_dad_completed+0x12b/0xe20 [ 6999.673950][ T10] addrconf_dad_begin+0x310/0x670 [ 6999.673950][ T10] addrconf_dad_work+0x10b/0xab0 [ 6999.673950][ T10] process_one_work+0x84d/0x18a0 [ 6999.673950][ T10] worker_thread+0x587/0xd30 [ 6999.673950][ T10] kthread+0x28a/0x350 [ 6999.673950][ T10] ret_from_fork+0x31/0x70 [ 6999.673950][ T10] ret_from_fork_asm+0x1a/0x30 [ 6999.673950][ T10] [ 6999.675865][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.675865][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.675865][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.675865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.675865][ T10] ip6_route_add+0x1c/0x140 [ 6999.675865][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6999.675865][ T10] inet6_addr_add+0x4f8/0xa40 [ 6999.675865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.675865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.675865][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.675865][ T10] netlink_unicast+0x449/0x710 [ 6999.675865][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.675865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.675865][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.675865][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.675865][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.675865][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.675865][ T10] [ 6999.677880][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.677880][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.677880][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.677880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.677880][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6999.677880][ T10] ipv6_add_addr+0x411/0x2000 [ 6999.677880][ T10] inet6_addr_add+0x30e/0xa40 [ 6999.677880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.677880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.677880][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.677880][ T10] netlink_unicast+0x449/0x710 [ 6999.677880][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.677880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.677880][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.677880][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.677880][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.677880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.677880][ T10] [ 6999.679884][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.679884][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.679884][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.679884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.679884][ T10] ip6_route_add+0x1c/0x140 [ 6999.679884][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 6999.679884][ T10] addrconf_add_dev+0xe2/0x170 [ 6999.679884][ T10] inet6_addr_add+0x12f/0xa40 [ 6999.679884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.679884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.679884][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.679884][ T10] netlink_unicast+0x449/0x710 [ 6999.679884][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.679884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.679884][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.679884][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.679884][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.679884][ T10] [ 6999.681970][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.681970][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6999.681970][ T10] ipv6_find_idev+0x102/0x170 [ 6999.681970][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.681970][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.681970][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.681970][ T10] netlink_unicast+0x449/0x710 [ 6999.681970][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.681970][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.681970][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.681970][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.681970][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.681970][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.681970][ T10] [ 6999.683756][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 6999.683756][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6999.683756][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6999.683756][ T10] ipv6_find_idev+0x102/0x170 [ 6999.683756][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.683756][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.683756][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.683756][ T10] netlink_unicast+0x449/0x710 [ 6999.683756][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.683756][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.683756][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.683756][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.683756][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.683756][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.683756][ T10] [ 6999.685686][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6999.685931][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6999.685931][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.685931][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.685931][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.685931][ T10] ip6_route_add+0x1c/0x140 [ 6999.685931][ T10] addrconf_prefix_route+0x2a6/0x430 [ 6999.685931][ T10] inet6_addr_add+0x4f8/0xa40 [ 6999.685931][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.685931][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.685931][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.685931][ T10] netlink_unicast+0x449/0x710 [ 6999.685931][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.685931][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.685931][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.685931][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.685931][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.685931][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.685931][ T10] [ 6999.688179][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6999.688179][ T10] netdev_get_by_index+0x5e/0x80 [ 6999.688179][ T10] fib6_nh_init+0x3d8/0x1580 [ 6999.688179][ T10] ip6_route_info_create+0xf18/0x17d0 [ 6999.688179][ T10] addrconf_f6i_alloc+0x315/0x560 [ 6999.688179][ T10] ipv6_add_addr+0x411/0x2000 [ 6999.688179][ T10] inet6_addr_add+0x30e/0xa40 [ 6999.688179][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 6999.688179][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.688179][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.688179][ T10] netlink_unicast+0x449/0x710 [ 6999.688179][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.688179][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.688179][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.688179][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.688179][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.688179][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.688179][ T10] [ 6999.690429][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6999.690429][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 6999.690429][ T10] ipv6_find_idev+0x102/0x170 [ 6999.690429][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.690429][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.690429][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.690429][ T10] netlink_unicast+0x449/0x710 [ 6999.690429][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.690429][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.690429][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.690429][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.690429][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.690429][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.690429][ T10] [ 6999.692086][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 6999.692086][ T10] neigh_parms_alloc+0x1e5/0x510 [ 6999.692086][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 6999.692086][ T10] ipv6_find_idev+0x102/0x170 [ 6999.692086][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 6999.692086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 6999.692086][ T10] netlink_rcv_skb+0x130/0x360 [ 6999.692086][ T10] netlink_unicast+0x449/0x710 [ 6999.692086][ T10] netlink_sendmsg+0x723/0xbe0 [ 6999.692086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 6999.692086][ T10] ___sys_sendmsg+0xee/0x170 [ 6999.692086][ T10] __sys_sendmsg+0xcd/0x170 [ 6999.692086][ T10] do_syscall_64+0xc6/0x1e0 [ 6999.692086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 6999.692086][ T10] [ 7009.934909][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7009.935295][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.935295][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7009.935295][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7009.935295][ T10] fib6_nh_init+0xa22/0x1580 [ 7009.935295][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.935295][ T10] ip6_route_add+0x1c/0x140 [ 7009.935295][ T10] inet6_rtm_newroute+0x104/0x110 [ 7009.935295][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.935295][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.935295][ T10] netlink_unicast+0x449/0x710 [ 7009.935295][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.935295][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.935295][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.935295][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.935295][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.935295][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.935295][ T10] [ 7009.937224][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.937224][ T10] dst_init+0x84/0x4a0 [ 7009.937224][ T10] dst_alloc+0x97/0x150 [ 7009.937224][ T10] ip6_dst_alloc+0x23/0x90 [ 7009.937224][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7009.937224][ T10] ip6_pol_route+0x56f/0x840 [ 7009.937224][ T10] fib6_rule_lookup+0x456/0x630 [ 7009.937224][ T10] ip6_route_input+0x59c/0xa50 [ 7009.937224][ T10] ipv6_rcv+0x397/0x810 [ 7009.937224][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7009.937224][ T10] process_backlog+0x101/0x620 [ 7009.937224][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7009.937224][ T10] net_rx_action+0x495/0xbe0 [ 7009.937224][ T10] __do_softirq+0x1b5/0x7f6 [ 7009.937224][ T10] [ 7009.938896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.938896][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.938896][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.938896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.938896][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7009.938896][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7009.938896][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7009.938896][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7009.938896][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7009.938896][ T10] addrconf_dad_begin+0x310/0x670 [ 7009.938896][ T10] addrconf_dad_work+0x10b/0xab0 [ 7009.938896][ T10] process_one_work+0x84d/0x18a0 [ 7009.938896][ T10] worker_thread+0x587/0xd30 [ 7009.938896][ T10] kthread+0x28a/0x350 [ 7009.938896][ T10] ret_from_fork+0x31/0x70 [ 7009.938896][ T10] ret_from_fork_asm+0x1a/0x30 [ 7009.938896][ T10] [ 7009.940815][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.940815][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.940815][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.940815][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.940815][ T10] ip6_route_add+0x1c/0x140 [ 7009.940815][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7009.940815][ T10] inet6_addr_add+0x4f8/0xa40 [ 7009.940815][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.940815][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.940815][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.940815][ T10] netlink_unicast+0x449/0x710 [ 7009.940815][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.940815][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.940815][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.940815][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.940815][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.940815][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.940815][ T10] [ 7009.942821][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.942821][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.942821][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.942821][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.942821][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7009.942821][ T10] ipv6_add_addr+0x411/0x2000 [ 7009.942821][ T10] inet6_addr_add+0x30e/0xa40 [ 7009.942821][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.942821][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.942821][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.942821][ T10] netlink_unicast+0x449/0x710 [ 7009.942821][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.942821][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.942821][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.942821][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.942821][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.942821][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.942821][ T10] [ 7009.944840][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.944840][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.944840][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.944840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.944840][ T10] ip6_route_add+0x1c/0x140 [ 7009.944840][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7009.944840][ T10] addrconf_add_dev+0xe2/0x170 [ 7009.944840][ T10] inet6_addr_add+0x12f/0xa40 [ 7009.944840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.944840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.944840][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.944840][ T10] netlink_unicast+0x449/0x710 [ 7009.944840][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.944840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.944840][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.944840][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.944840][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.944840][ T10] [ 7009.946804][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.946804][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7009.946804][ T10] ipv6_find_idev+0x102/0x170 [ 7009.946804][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.946804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.946804][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.946804][ T10] netlink_unicast+0x449/0x710 [ 7009.946804][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.946804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.946804][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.946804][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.946804][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.946804][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.946804][ T10] [ 7009.948353][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7009.948353][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7009.948353][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7009.948353][ T10] ipv6_find_idev+0x102/0x170 [ 7009.948353][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.948353][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.948353][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.948353][ T10] netlink_unicast+0x449/0x710 [ 7009.948353][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.948353][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.948353][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.948353][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.948353][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.948353][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.948353][ T10] [ 7009.950057][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7009.950340][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7009.950340][ T10] dst_init+0x84/0x4a0 [ 7009.950340][ T10] dst_alloc+0x97/0x150 [ 7009.950340][ T10] ip6_dst_alloc+0x23/0x90 [ 7009.950340][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7009.950340][ T10] ip6_pol_route+0x56f/0x840 [ 7009.950340][ T10] fib6_rule_lookup+0x456/0x630 [ 7009.950340][ T10] ip6_route_input+0x59c/0xa50 [ 7009.950340][ T10] ipv6_rcv+0x397/0x810 [ 7009.950340][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7009.950340][ T10] process_backlog+0x101/0x620 [ 7009.950340][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7009.950340][ T10] net_rx_action+0x495/0xbe0 [ 7009.950340][ T10] __do_softirq+0x1b5/0x7f6 [ 7009.950340][ T10] [ 7009.952082][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.952082][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7009.952082][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7009.952082][ T10] fib6_nh_init+0xa22/0x1580 [ 7009.952082][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.952082][ T10] ip6_route_add+0x1c/0x140 [ 7009.952082][ T10] inet6_rtm_newroute+0x104/0x110 [ 7009.952082][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.952082][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.952082][ T10] netlink_unicast+0x449/0x710 [ 7009.952082][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.952082][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.952082][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.952082][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.952082][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.952082][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.952082][ T10] [ 7009.953987][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.953987][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.953987][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.953987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.953987][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7009.953987][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7009.953987][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7009.953987][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7009.953987][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7009.953987][ T10] addrconf_dad_begin+0x310/0x670 [ 7009.953987][ T10] addrconf_dad_work+0x10b/0xab0 [ 7009.953987][ T10] process_one_work+0x84d/0x18a0 [ 7009.953987][ T10] worker_thread+0x587/0xd30 [ 7009.953987][ T10] kthread+0x28a/0x350 [ 7009.953987][ T10] ret_from_fork+0x31/0x70 [ 7009.953987][ T10] ret_from_fork_asm+0x1a/0x30 [ 7009.953987][ T10] [ 7009.955900][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.955900][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.955900][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.955900][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.955900][ T10] ip6_route_add+0x1c/0x140 [ 7009.955900][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7009.955900][ T10] inet6_addr_add+0x4f8/0xa40 [ 7009.955900][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.955900][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.955900][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.955900][ T10] netlink_unicast+0x449/0x710 [ 7009.955900][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.955900][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.955900][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.955900][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.955900][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.955900][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.955900][ T10] [ 7009.957901][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.957901][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.957901][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.957901][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.957901][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7009.957901][ T10] ipv6_add_addr+0x411/0x2000 [ 7009.957901][ T10] inet6_addr_add+0x30e/0xa40 [ 7009.957901][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.957901][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.957901][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.957901][ T10] netlink_unicast+0x449/0x710 [ 7009.957901][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.957901][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.957901][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.957901][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.957901][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.957901][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.957901][ T10] [ 7009.959891][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.959891][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.959891][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.959891][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.959891][ T10] ip6_route_add+0x1c/0x140 [ 7009.959891][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7009.959891][ T10] addrconf_add_dev+0xe2/0x170 [ 7009.959891][ T10] inet6_addr_add+0x12f/0xa40 [ 7009.959891][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.959891][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.959891][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.959891][ T10] netlink_unicast+0x449/0x710 [ 7009.959891][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.959891][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.959891][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.959891][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.959891][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.959891][ T10] [ 7009.961973][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.961973][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7009.961973][ T10] ipv6_find_idev+0x102/0x170 [ 7009.961973][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.961973][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.961973][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.961973][ T10] netlink_unicast+0x449/0x710 [ 7009.961973][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.961973][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.961973][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.961973][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.961973][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.961973][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.961973][ T10] [ 7009.963687][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7009.963687][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7009.963687][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7009.963687][ T10] ipv6_find_idev+0x102/0x170 [ 7009.963687][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.963687][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.963687][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.963687][ T10] netlink_unicast+0x449/0x710 [ 7009.963687][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.963687][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.963687][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.963687][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.963687][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.963687][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.963687][ T10] [ 7009.965660][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7009.965912][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7009.965912][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.965912][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.965912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.965912][ T10] ip6_route_add+0x1c/0x140 [ 7009.965912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7009.965912][ T10] inet6_addr_add+0x4f8/0xa40 [ 7009.965912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.965912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.965912][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.965912][ T10] netlink_unicast+0x449/0x710 [ 7009.965912][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.965912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.965912][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.965912][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.965912][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.965912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.965912][ T10] [ 7009.968162][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7009.968162][ T10] netdev_get_by_index+0x5e/0x80 [ 7009.968162][ T10] fib6_nh_init+0x3d8/0x1580 [ 7009.968162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7009.968162][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7009.968162][ T10] ipv6_add_addr+0x411/0x2000 [ 7009.968162][ T10] inet6_addr_add+0x30e/0xa40 [ 7009.968162][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7009.968162][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.968162][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.968162][ T10] netlink_unicast+0x449/0x710 [ 7009.968162][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.968162][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.968162][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.968162][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.968162][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.968162][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.968162][ T10] [ 7009.970409][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7009.970409][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7009.970409][ T10] ipv6_find_idev+0x102/0x170 [ 7009.970409][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.970409][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.970409][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.970409][ T10] netlink_unicast+0x449/0x710 [ 7009.970409][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.970409][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.970409][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.970409][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.970409][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.970409][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.970409][ T10] [ 7009.972067][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7009.972067][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7009.972067][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7009.972067][ T10] ipv6_find_idev+0x102/0x170 [ 7009.972067][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7009.972067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7009.972067][ T10] netlink_rcv_skb+0x130/0x360 [ 7009.972067][ T10] netlink_unicast+0x449/0x710 [ 7009.972067][ T10] netlink_sendmsg+0x723/0xbe0 [ 7009.972067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7009.972067][ T10] ___sys_sendmsg+0xee/0x170 [ 7009.972067][ T10] __sys_sendmsg+0xcd/0x170 [ 7009.972067][ T10] do_syscall_64+0xc6/0x1e0 [ 7009.972067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7009.972067][ T10] [ 7020.214991][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7020.215442][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.215442][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7020.215442][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7020.215442][ T10] fib6_nh_init+0xa22/0x1580 [ 7020.215442][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.215442][ T10] ip6_route_add+0x1c/0x140 [ 7020.215442][ T10] inet6_rtm_newroute+0x104/0x110 [ 7020.215442][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.215442][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.215442][ T10] netlink_unicast+0x449/0x710 [ 7020.215442][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.215442][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.215442][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.215442][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.215442][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.215442][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.215442][ T10] [ 7020.217351][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.217351][ T10] dst_init+0x84/0x4a0 [ 7020.217351][ T10] dst_alloc+0x97/0x150 [ 7020.217351][ T10] ip6_dst_alloc+0x23/0x90 [ 7020.217351][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7020.217351][ T10] ip6_pol_route+0x56f/0x840 [ 7020.217351][ T10] fib6_rule_lookup+0x456/0x630 [ 7020.217351][ T10] ip6_route_input+0x59c/0xa50 [ 7020.217351][ T10] ipv6_rcv+0x397/0x810 [ 7020.217351][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7020.217351][ T10] process_backlog+0x101/0x620 [ 7020.217351][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7020.217351][ T10] net_rx_action+0x495/0xbe0 [ 7020.217351][ T10] __do_softirq+0x1b5/0x7f6 [ 7020.217351][ T10] [ 7020.219002][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.219002][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.219002][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.219002][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.219002][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7020.219002][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7020.219002][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7020.219002][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7020.219002][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7020.219002][ T10] addrconf_dad_begin+0x310/0x670 [ 7020.219002][ T10] addrconf_dad_work+0x10b/0xab0 [ 7020.219002][ T10] process_one_work+0x84d/0x18a0 [ 7020.219002][ T10] worker_thread+0x587/0xd30 [ 7020.219002][ T10] kthread+0x28a/0x350 [ 7020.219002][ T10] ret_from_fork+0x31/0x70 [ 7020.219002][ T10] ret_from_fork_asm+0x1a/0x30 [ 7020.219002][ T10] [ 7020.220922][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.220922][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.220922][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.220922][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.220922][ T10] ip6_route_add+0x1c/0x140 [ 7020.220922][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7020.220922][ T10] inet6_addr_add+0x4f8/0xa40 [ 7020.220922][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.220922][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.220922][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.220922][ T10] netlink_unicast+0x449/0x710 [ 7020.220922][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.220922][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.220922][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.220922][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.220922][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.220922][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.220922][ T10] [ 7020.222957][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.222957][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.222957][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.222957][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.222957][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7020.222957][ T10] ipv6_add_addr+0x411/0x2000 [ 7020.222957][ T10] inet6_addr_add+0x30e/0xa40 [ 7020.222957][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.222957][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.222957][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.222957][ T10] netlink_unicast+0x449/0x710 [ 7020.222957][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.222957][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.222957][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.222957][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.222957][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.222957][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.222957][ T10] [ 7020.224978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.224978][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.224978][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.224978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.224978][ T10] ip6_route_add+0x1c/0x140 [ 7020.224978][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7020.224978][ T10] addrconf_add_dev+0xe2/0x170 [ 7020.224978][ T10] inet6_addr_add+0x12f/0xa40 [ 7020.224978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.224978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.224978][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.224978][ T10] netlink_unicast+0x449/0x710 [ 7020.224978][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.224978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.224978][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.224978][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.224978][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.224978][ T10] [ 7020.227107][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.227107][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7020.227107][ T10] ipv6_find_idev+0x102/0x170 [ 7020.227107][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.227107][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.227107][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.227107][ T10] netlink_unicast+0x449/0x710 [ 7020.227107][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.227107][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.227107][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.227107][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.227107][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.227107][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.227107][ T10] [ 7020.228735][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7020.228735][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7020.228735][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7020.228735][ T10] ipv6_find_idev+0x102/0x170 [ 7020.228735][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.228735][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.228735][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.228735][ T10] netlink_unicast+0x449/0x710 [ 7020.228735][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.228735][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.228735][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.228735][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.228735][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.228735][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.228735][ T10] [ 7020.230518][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7020.230814][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7020.230814][ T10] dst_init+0x84/0x4a0 [ 7020.230814][ T10] dst_alloc+0x97/0x150 [ 7020.230814][ T10] ip6_dst_alloc+0x23/0x90 [ 7020.230814][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7020.230814][ T10] ip6_pol_route+0x56f/0x840 [ 7020.230814][ T10] fib6_rule_lookup+0x456/0x630 [ 7020.230814][ T10] ip6_route_input+0x59c/0xa50 [ 7020.230814][ T10] ipv6_rcv+0x397/0x810 [ 7020.230814][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7020.230814][ T10] process_backlog+0x101/0x620 [ 7020.230814][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7020.230814][ T10] net_rx_action+0x495/0xbe0 [ 7020.230814][ T10] __do_softirq+0x1b5/0x7f6 [ 7020.230814][ T10] [ 7020.232526][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.232526][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7020.232526][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7020.232526][ T10] fib6_nh_init+0xa22/0x1580 [ 7020.232526][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.232526][ T10] ip6_route_add+0x1c/0x140 [ 7020.232526][ T10] inet6_rtm_newroute+0x104/0x110 [ 7020.232526][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.232526][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.232526][ T10] netlink_unicast+0x449/0x710 [ 7020.232526][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.232526][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.232526][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.232526][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.232526][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.232526][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.232526][ T10] [ 7020.234502][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.234502][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.234502][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.234502][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.234502][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7020.234502][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7020.234502][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7020.234502][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7020.234502][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7020.234502][ T10] addrconf_dad_begin+0x310/0x670 [ 7020.234502][ T10] addrconf_dad_work+0x10b/0xab0 [ 7020.234502][ T10] process_one_work+0x84d/0x18a0 [ 7020.234502][ T10] worker_thread+0x587/0xd30 [ 7020.234502][ T10] kthread+0x28a/0x350 [ 7020.234502][ T10] ret_from_fork+0x31/0x70 [ 7020.234502][ T10] ret_from_fork_asm+0x1a/0x30 [ 7020.234502][ T10] [ 7020.236507][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.236507][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.236507][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.236507][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.236507][ T10] ip6_route_add+0x1c/0x140 [ 7020.236507][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7020.236507][ T10] inet6_addr_add+0x4f8/0xa40 [ 7020.236507][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.236507][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.236507][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.236507][ T10] netlink_unicast+0x449/0x710 [ 7020.236507][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.236507][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.236507][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.236507][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.236507][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.236507][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.236507][ T10] [ 7020.238608][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.238608][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.238608][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.238608][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.238608][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7020.238608][ T10] ipv6_add_addr+0x411/0x2000 [ 7020.238608][ T10] inet6_addr_add+0x30e/0xa40 [ 7020.238608][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.238608][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.238608][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.238608][ T10] netlink_unicast+0x449/0x710 [ 7020.238608][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.238608][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.238608][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.238608][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.238608][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.238608][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.238608][ T10] [ 7020.240706][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.240706][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.240706][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.240706][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.240706][ T10] ip6_route_add+0x1c/0x140 [ 7020.240706][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7020.240706][ T10] addrconf_add_dev+0xe2/0x170 [ 7020.240706][ T10] inet6_addr_add+0x12f/0xa40 [ 7020.240706][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.240706][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.240706][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.240706][ T10] netlink_unicast+0x449/0x710 [ 7020.240706][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.240706][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.240706][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.240706][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.240706][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.240706][ T10] [ 7020.243123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.243123][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7020.243123][ T10] ipv6_find_idev+0x102/0x170 [ 7020.243123][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.243123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.243123][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.243123][ T10] netlink_unicast+0x449/0x710 [ 7020.243123][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.243123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.243123][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.243123][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.243123][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.243123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.243123][ T10] [ 7020.244971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7020.244971][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7020.244971][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7020.244971][ T10] ipv6_find_idev+0x102/0x170 [ 7020.244971][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.244971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.244971][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.244971][ T10] netlink_unicast+0x449/0x710 [ 7020.244971][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.244971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.244971][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.244971][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.244971][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.244971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.244971][ T10] [ 7020.246920][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7020.247156][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7020.247156][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.247156][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.247156][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.247156][ T10] ip6_route_add+0x1c/0x140 [ 7020.247156][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7020.247156][ T10] inet6_addr_add+0x4f8/0xa40 [ 7020.247156][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.247156][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.247156][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.247156][ T10] netlink_unicast+0x449/0x710 [ 7020.247156][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.247156][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.247156][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.247156][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.247156][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.247156][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.247156][ T10] [ 7020.249414][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7020.249414][ T10] netdev_get_by_index+0x5e/0x80 [ 7020.249414][ T10] fib6_nh_init+0x3d8/0x1580 [ 7020.249414][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7020.249414][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7020.249414][ T10] ipv6_add_addr+0x411/0x2000 [ 7020.249414][ T10] inet6_addr_add+0x30e/0xa40 [ 7020.249414][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7020.249414][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.249414][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.249414][ T10] netlink_unicast+0x449/0x710 [ 7020.249414][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.249414][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.249414][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.249414][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.249414][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.249414][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.249414][ T10] [ 7020.251601][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7020.251601][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7020.251601][ T10] ipv6_find_idev+0x102/0x170 [ 7020.251601][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.251601][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.251601][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.251601][ T10] netlink_unicast+0x449/0x710 [ 7020.251601][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.251601][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.251601][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.251601][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.251601][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.251601][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.251601][ T10] [ 7020.253272][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7020.253272][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7020.253272][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7020.253272][ T10] ipv6_find_idev+0x102/0x170 [ 7020.253272][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7020.253272][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7020.253272][ T10] netlink_rcv_skb+0x130/0x360 [ 7020.253272][ T10] netlink_unicast+0x449/0x710 [ 7020.253272][ T10] netlink_sendmsg+0x723/0xbe0 [ 7020.253272][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7020.253272][ T10] ___sys_sendmsg+0xee/0x170 [ 7020.253272][ T10] __sys_sendmsg+0xcd/0x170 [ 7020.253272][ T10] do_syscall_64+0xc6/0x1e0 [ 7020.253272][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7020.253272][ T10] [ 7030.494937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7030.495406][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.495406][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7030.495406][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7030.495406][ T10] fib6_nh_init+0xa22/0x1580 [ 7030.495406][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.495406][ T10] ip6_route_add+0x1c/0x140 [ 7030.495406][ T10] inet6_rtm_newroute+0x104/0x110 [ 7030.495406][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.495406][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.495406][ T10] netlink_unicast+0x449/0x710 [ 7030.495406][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.495406][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.495406][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.495406][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.495406][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.495406][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.495406][ T10] [ 7030.497349][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.497349][ T10] dst_init+0x84/0x4a0 [ 7030.497349][ T10] dst_alloc+0x97/0x150 [ 7030.497349][ T10] ip6_dst_alloc+0x23/0x90 [ 7030.497349][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7030.497349][ T10] ip6_pol_route+0x56f/0x840 [ 7030.497349][ T10] fib6_rule_lookup+0x456/0x630 [ 7030.497349][ T10] ip6_route_input+0x59c/0xa50 [ 7030.497349][ T10] ipv6_rcv+0x397/0x810 [ 7030.497349][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7030.497349][ T10] process_backlog+0x101/0x620 [ 7030.497349][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7030.497349][ T10] net_rx_action+0x495/0xbe0 [ 7030.497349][ T10] __do_softirq+0x1b5/0x7f6 [ 7030.497349][ T10] [ 7030.499006][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.499006][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.499006][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.499006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.499006][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7030.499006][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7030.499006][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7030.499006][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7030.499006][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7030.499006][ T10] addrconf_dad_begin+0x310/0x670 [ 7030.499006][ T10] addrconf_dad_work+0x10b/0xab0 [ 7030.499006][ T10] process_one_work+0x84d/0x18a0 [ 7030.499006][ T10] worker_thread+0x587/0xd30 [ 7030.499006][ T10] kthread+0x28a/0x350 [ 7030.499006][ T10] ret_from_fork+0x31/0x70 [ 7030.499006][ T10] ret_from_fork_asm+0x1a/0x30 [ 7030.499006][ T10] [ 7030.500930][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.500930][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.500930][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.500930][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.500930][ T10] ip6_route_add+0x1c/0x140 [ 7030.500930][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7030.500930][ T10] inet6_addr_add+0x4f8/0xa40 [ 7030.500930][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.500930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.500930][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.500930][ T10] netlink_unicast+0x449/0x710 [ 7030.500930][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.500930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.500930][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.500930][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.500930][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.500930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.500930][ T10] [ 7030.502959][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.502959][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.502959][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.502959][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.502959][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7030.502959][ T10] ipv6_add_addr+0x411/0x2000 [ 7030.502959][ T10] inet6_addr_add+0x30e/0xa40 [ 7030.502959][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.502959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.502959][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.502959][ T10] netlink_unicast+0x449/0x710 [ 7030.502959][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.502959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.502959][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.502959][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.502959][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.502959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.502959][ T10] [ 7030.504978][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.504978][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.504978][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.504978][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.504978][ T10] ip6_route_add+0x1c/0x140 [ 7030.504978][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7030.504978][ T10] addrconf_add_dev+0xe2/0x170 [ 7030.504978][ T10] inet6_addr_add+0x12f/0xa40 [ 7030.504978][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.504978][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.504978][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.504978][ T10] netlink_unicast+0x449/0x710 [ 7030.504978][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.504978][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.504978][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.504978][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.504978][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.504978][ T10] [ 7030.506964][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.506964][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7030.506964][ T10] ipv6_find_idev+0x102/0x170 [ 7030.506964][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.506964][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.506964][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.506964][ T10] netlink_unicast+0x449/0x710 [ 7030.506964][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.506964][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.506964][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.506964][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.506964][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.506964][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.506964][ T10] [ 7030.508520][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7030.508520][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7030.508520][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7030.508520][ T10] ipv6_find_idev+0x102/0x170 [ 7030.508520][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.508520][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.508520][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.508520][ T10] netlink_unicast+0x449/0x710 [ 7030.508520][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.508520][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.508520][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.508520][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.508520][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.508520][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.508520][ T10] [ 7030.510232][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7030.510511][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7030.510511][ T10] dst_init+0x84/0x4a0 [ 7030.510511][ T10] dst_alloc+0x97/0x150 [ 7030.510511][ T10] ip6_dst_alloc+0x23/0x90 [ 7030.510511][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7030.510511][ T10] ip6_pol_route+0x56f/0x840 [ 7030.510511][ T10] fib6_rule_lookup+0x456/0x630 [ 7030.510511][ T10] ip6_route_input+0x59c/0xa50 [ 7030.510511][ T10] ipv6_rcv+0x397/0x810 [ 7030.510511][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7030.510511][ T10] process_backlog+0x101/0x620 [ 7030.510511][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7030.510511][ T10] net_rx_action+0x495/0xbe0 [ 7030.510511][ T10] __do_softirq+0x1b5/0x7f6 [ 7030.510511][ T10] [ 7030.512167][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.512167][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7030.512167][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7030.512167][ T10] fib6_nh_init+0xa22/0x1580 [ 7030.512167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.512167][ T10] ip6_route_add+0x1c/0x140 [ 7030.512167][ T10] inet6_rtm_newroute+0x104/0x110 [ 7030.512167][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.512167][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.512167][ T10] netlink_unicast+0x449/0x710 [ 7030.512167][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.512167][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.512167][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.512167][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.512167][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.512167][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.512167][ T10] [ 7030.514093][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.514093][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.514093][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.514093][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.514093][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7030.514093][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7030.514093][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7030.514093][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7030.514093][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7030.514093][ T10] addrconf_dad_begin+0x310/0x670 [ 7030.514093][ T10] addrconf_dad_work+0x10b/0xab0 [ 7030.514093][ T10] process_one_work+0x84d/0x18a0 [ 7030.514093][ T10] worker_thread+0x587/0xd30 [ 7030.514093][ T10] kthread+0x28a/0x350 [ 7030.514093][ T10] ret_from_fork+0x31/0x70 [ 7030.514093][ T10] ret_from_fork_asm+0x1a/0x30 [ 7030.514093][ T10] [ 7030.516017][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.516017][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.516017][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.516017][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.516017][ T10] ip6_route_add+0x1c/0x140 [ 7030.516017][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7030.516017][ T10] inet6_addr_add+0x4f8/0xa40 [ 7030.516017][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.516017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.516017][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.516017][ T10] netlink_unicast+0x449/0x710 [ 7030.516017][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.516017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.516017][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.516017][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.516017][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.516017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.516017][ T10] [ 7030.518041][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.518041][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.518041][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.518041][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.518041][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7030.518041][ T10] ipv6_add_addr+0x411/0x2000 [ 7030.518041][ T10] inet6_addr_add+0x30e/0xa40 [ 7030.518041][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.518041][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.518041][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.518041][ T10] netlink_unicast+0x449/0x710 [ 7030.518041][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.518041][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.518041][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.518041][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.518041][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.518041][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.518041][ T10] [ 7030.520059][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.520059][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.520059][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.520059][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.520059][ T10] ip6_route_add+0x1c/0x140 [ 7030.520059][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7030.520059][ T10] addrconf_add_dev+0xe2/0x170 [ 7030.520059][ T10] inet6_addr_add+0x12f/0xa40 [ 7030.520059][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.520059][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.520059][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.520059][ T10] netlink_unicast+0x449/0x710 [ 7030.520059][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.520059][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.520059][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.520059][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.520059][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.520059][ T10] [ 7030.522150][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.522150][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7030.522150][ T10] ipv6_find_idev+0x102/0x170 [ 7030.522150][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.522150][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.522150][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.522150][ T10] netlink_unicast+0x449/0x710 [ 7030.522150][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.522150][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.522150][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.522150][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.522150][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.522150][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.522150][ T10] [ 7030.524215][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7030.524215][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7030.524215][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7030.524215][ T10] ipv6_find_idev+0x102/0x170 [ 7030.524215][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.524215][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.524215][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.524215][ T10] netlink_unicast+0x449/0x710 [ 7030.524215][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.524215][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.524215][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.524215][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.524215][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.524215][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.524215][ T10] [ 7030.526449][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7030.526700][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7030.526700][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.526700][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.526700][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.526700][ T10] ip6_route_add+0x1c/0x140 [ 7030.526700][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7030.526700][ T10] inet6_addr_add+0x4f8/0xa40 [ 7030.526700][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.526700][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.526700][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.526700][ T10] netlink_unicast+0x449/0x710 [ 7030.526700][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.526700][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.526700][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.526700][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.526700][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.526700][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.526700][ T10] [ 7030.529560][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7030.529560][ T10] netdev_get_by_index+0x5e/0x80 [ 7030.529560][ T10] fib6_nh_init+0x3d8/0x1580 [ 7030.529560][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7030.529560][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7030.529560][ T10] ipv6_add_addr+0x411/0x2000 [ 7030.529560][ T10] inet6_addr_add+0x30e/0xa40 [ 7030.529560][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7030.529560][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.529560][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.529560][ T10] netlink_unicast+0x449/0x710 [ 7030.529560][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.529560][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.529560][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.529560][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.529560][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.529560][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.529560][ T10] [ 7030.531842][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7030.531842][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7030.531842][ T10] ipv6_find_idev+0x102/0x170 [ 7030.531842][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.531842][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.531842][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.531842][ T10] netlink_unicast+0x449/0x710 [ 7030.531842][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.531842][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.531842][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.531842][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.531842][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.531842][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.531842][ T10] [ 7030.533610][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7030.533610][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7030.533610][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7030.533610][ T10] ipv6_find_idev+0x102/0x170 [ 7030.533610][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7030.533610][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7030.533610][ T10] netlink_rcv_skb+0x130/0x360 [ 7030.533610][ T10] netlink_unicast+0x449/0x710 [ 7030.533610][ T10] netlink_sendmsg+0x723/0xbe0 [ 7030.533610][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7030.533610][ T10] ___sys_sendmsg+0xee/0x170 [ 7030.533610][ T10] __sys_sendmsg+0xcd/0x170 [ 7030.533610][ T10] do_syscall_64+0xc6/0x1e0 [ 7030.533610][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7030.533610][ T10] [ 7040.550937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7040.551422][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.551422][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7040.551422][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7040.551422][ T10] fib6_nh_init+0xa22/0x1580 [ 7040.551422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.551422][ T10] ip6_route_add+0x1c/0x140 [ 7040.551422][ T10] inet6_rtm_newroute+0x104/0x110 [ 7040.551422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.551422][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.551422][ T10] netlink_unicast+0x449/0x710 [ 7040.551422][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.551422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.551422][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.551422][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.551422][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.551422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.551422][ T10] [ 7040.553464][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.553464][ T10] dst_init+0x84/0x4a0 [ 7040.553464][ T10] dst_alloc+0x97/0x150 [ 7040.553464][ T10] ip6_dst_alloc+0x23/0x90 [ 7040.553464][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7040.553464][ T10] ip6_pol_route+0x56f/0x840 [ 7040.553464][ T10] fib6_rule_lookup+0x456/0x630 [ 7040.553464][ T10] ip6_route_input+0x59c/0xa50 [ 7040.553464][ T10] ipv6_rcv+0x397/0x810 [ 7040.553464][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7040.553464][ T10] process_backlog+0x101/0x620 [ 7040.553464][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7040.553464][ T10] net_rx_action+0x495/0xbe0 [ 7040.553464][ T10] __do_softirq+0x1b5/0x7f6 [ 7040.553464][ T10] [ 7040.555202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.555202][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.555202][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.555202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.555202][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7040.555202][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7040.555202][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7040.555202][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7040.555202][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7040.555202][ T10] addrconf_dad_begin+0x310/0x670 [ 7040.555202][ T10] addrconf_dad_work+0x10b/0xab0 [ 7040.555202][ T10] process_one_work+0x84d/0x18a0 [ 7040.555202][ T10] worker_thread+0x587/0xd30 [ 7040.555202][ T10] kthread+0x28a/0x350 [ 7040.555202][ T10] ret_from_fork+0x31/0x70 [ 7040.555202][ T10] ret_from_fork_asm+0x1a/0x30 [ 7040.555202][ T10] [ 7040.557255][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.557255][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.557255][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.557255][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.557255][ T10] ip6_route_add+0x1c/0x140 [ 7040.557255][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7040.557255][ T10] inet6_addr_add+0x4f8/0xa40 [ 7040.557255][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.557255][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.557255][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.557255][ T10] netlink_unicast+0x449/0x710 [ 7040.557255][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.557255][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.557255][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.557255][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.557255][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.557255][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.557255][ T10] [ 7040.559371][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.559371][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.559371][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.559371][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.559371][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7040.559371][ T10] ipv6_add_addr+0x411/0x2000 [ 7040.559371][ T10] inet6_addr_add+0x30e/0xa40 [ 7040.559371][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.559371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.559371][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.559371][ T10] netlink_unicast+0x449/0x710 [ 7040.559371][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.559371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.559371][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.559371][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.559371][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.559371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.559371][ T10] [ 7040.561488][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.561488][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.561488][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.561488][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.561488][ T10] ip6_route_add+0x1c/0x140 [ 7040.561488][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7040.561488][ T10] addrconf_add_dev+0xe2/0x170 [ 7040.561488][ T10] inet6_addr_add+0x12f/0xa40 [ 7040.561488][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.561488][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.561488][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.561488][ T10] netlink_unicast+0x449/0x710 [ 7040.561488][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.561488][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.561488][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.561488][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.561488][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.561488][ T10] [ 7040.563570][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.563570][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7040.563570][ T10] ipv6_find_idev+0x102/0x170 [ 7040.563570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.563570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.563570][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.563570][ T10] netlink_unicast+0x449/0x710 [ 7040.563570][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.563570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.563570][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.563570][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.563570][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.563570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.563570][ T10] [ 7040.565206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7040.565206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7040.565206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7040.565206][ T10] ipv6_find_idev+0x102/0x170 [ 7040.565206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.565206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.565206][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.565206][ T10] netlink_unicast+0x449/0x710 [ 7040.565206][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.565206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.565206][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.565206][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.565206][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.565206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.565206][ T10] [ 7040.567008][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7040.567305][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7040.567305][ T10] dst_init+0x84/0x4a0 [ 7040.567305][ T10] dst_alloc+0x97/0x150 [ 7040.567305][ T10] ip6_dst_alloc+0x23/0x90 [ 7040.567305][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7040.567305][ T10] ip6_pol_route+0x56f/0x840 [ 7040.567305][ T10] fib6_rule_lookup+0x456/0x630 [ 7040.567305][ T10] ip6_route_input+0x59c/0xa50 [ 7040.567305][ T10] ipv6_rcv+0x397/0x810 [ 7040.567305][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7040.567305][ T10] process_backlog+0x101/0x620 [ 7040.567305][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7040.567305][ T10] net_rx_action+0x495/0xbe0 [ 7040.567305][ T10] __do_softirq+0x1b5/0x7f6 [ 7040.567305][ T10] [ 7040.569055][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.569055][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7040.569055][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7040.569055][ T10] fib6_nh_init+0xa22/0x1580 [ 7040.569055][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.569055][ T10] ip6_route_add+0x1c/0x140 [ 7040.569055][ T10] inet6_rtm_newroute+0x104/0x110 [ 7040.569055][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.569055][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.569055][ T10] netlink_unicast+0x449/0x710 [ 7040.569055][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.569055][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.569055][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.569055][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.569055][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.569055][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.569055][ T10] [ 7040.571035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.571035][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.571035][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.571035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.571035][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7040.571035][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7040.571035][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7040.571035][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7040.571035][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7040.571035][ T10] addrconf_dad_begin+0x310/0x670 [ 7040.571035][ T10] addrconf_dad_work+0x10b/0xab0 [ 7040.571035][ T10] process_one_work+0x84d/0x18a0 [ 7040.571035][ T10] worker_thread+0x587/0xd30 [ 7040.571035][ T10] kthread+0x28a/0x350 [ 7040.571035][ T10] ret_from_fork+0x31/0x70 [ 7040.571035][ T10] ret_from_fork_asm+0x1a/0x30 [ 7040.571035][ T10] [ 7040.573066][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.573066][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.573066][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.573066][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.573066][ T10] ip6_route_add+0x1c/0x140 [ 7040.573066][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7040.573066][ T10] inet6_addr_add+0x4f8/0xa40 [ 7040.573066][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.573066][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.573066][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.573066][ T10] netlink_unicast+0x449/0x710 [ 7040.573066][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.573066][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.573066][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.573066][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.573066][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.573066][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.573066][ T10] [ 7040.575174][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.575174][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.575174][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.575174][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.575174][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7040.575174][ T10] ipv6_add_addr+0x411/0x2000 [ 7040.575174][ T10] inet6_addr_add+0x30e/0xa40 [ 7040.575174][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.575174][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.575174][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.575174][ T10] netlink_unicast+0x449/0x710 [ 7040.575174][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.575174][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.575174][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.575174][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.575174][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.575174][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.575174][ T10] [ 7040.577337][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.577337][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.577337][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.577337][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.577337][ T10] ip6_route_add+0x1c/0x140 [ 7040.577337][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7040.577337][ T10] addrconf_add_dev+0xe2/0x170 [ 7040.577337][ T10] inet6_addr_add+0x12f/0xa40 [ 7040.577337][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.577337][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.577337][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.577337][ T10] netlink_unicast+0x449/0x710 [ 7040.577337][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.577337][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.577337][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.577337][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.577337][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.577337][ T10] [ 7040.579538][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.579538][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7040.579538][ T10] ipv6_find_idev+0x102/0x170 [ 7040.579538][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.579538][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.579538][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.579538][ T10] netlink_unicast+0x449/0x710 [ 7040.579538][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.579538][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.579538][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.579538][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.579538][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.579538][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.579538][ T10] [ 7040.581403][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7040.581403][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7040.581403][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7040.581403][ T10] ipv6_find_idev+0x102/0x170 [ 7040.581403][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.581403][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.581403][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.581403][ T10] netlink_unicast+0x449/0x710 [ 7040.581403][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.581403][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.581403][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.581403][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.581403][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.581403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.581403][ T10] [ 7040.583454][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7040.583723][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7040.583723][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.583723][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.583723][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.583723][ T10] ip6_route_add+0x1c/0x140 [ 7040.583723][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7040.583723][ T10] inet6_addr_add+0x4f8/0xa40 [ 7040.583723][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.583723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.583723][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.583723][ T10] netlink_unicast+0x449/0x710 [ 7040.583723][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.583723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.583723][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.583723][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.583723][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.583723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.583723][ T10] [ 7040.586078][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7040.586078][ T10] netdev_get_by_index+0x5e/0x80 [ 7040.586078][ T10] fib6_nh_init+0x3d8/0x1580 [ 7040.586078][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7040.586078][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7040.586078][ T10] ipv6_add_addr+0x411/0x2000 [ 7040.586078][ T10] inet6_addr_add+0x30e/0xa40 [ 7040.586078][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7040.586078][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.586078][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.586078][ T10] netlink_unicast+0x449/0x710 [ 7040.586078][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.586078][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.586078][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.586078][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.586078][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.586078][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.586078][ T10] [ 7040.588431][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7040.588431][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7040.588431][ T10] ipv6_find_idev+0x102/0x170 [ 7040.588431][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.588431][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.588431][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.588431][ T10] netlink_unicast+0x449/0x710 [ 7040.588431][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.588431][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.588431][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.588431][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.588431][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.588431][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.588431][ T10] [ 7040.590298][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7040.590298][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7040.590298][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7040.590298][ T10] ipv6_find_idev+0x102/0x170 [ 7040.590298][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7040.590298][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7040.590298][ T10] netlink_rcv_skb+0x130/0x360 [ 7040.590298][ T10] netlink_unicast+0x449/0x710 [ 7040.590298][ T10] netlink_sendmsg+0x723/0xbe0 [ 7040.590298][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7040.590298][ T10] ___sys_sendmsg+0xee/0x170 [ 7040.590298][ T10] __sys_sendmsg+0xcd/0x170 [ 7040.590298][ T10] do_syscall_64+0xc6/0x1e0 [ 7040.590298][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7040.590298][ T10] [ 7050.830939][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7050.831428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.831428][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7050.831428][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7050.831428][ T10] fib6_nh_init+0xa22/0x1580 [ 7050.831428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.831428][ T10] ip6_route_add+0x1c/0x140 [ 7050.831428][ T10] inet6_rtm_newroute+0x104/0x110 [ 7050.831428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.831428][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.831428][ T10] netlink_unicast+0x449/0x710 [ 7050.831428][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.831428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.831428][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.831428][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.831428][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.831428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.831428][ T10] [ 7050.833449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.833449][ T10] dst_init+0x84/0x4a0 [ 7050.833449][ T10] dst_alloc+0x97/0x150 [ 7050.833449][ T10] ip6_dst_alloc+0x23/0x90 [ 7050.833449][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7050.833449][ T10] ip6_pol_route+0x56f/0x840 [ 7050.833449][ T10] fib6_rule_lookup+0x456/0x630 [ 7050.833449][ T10] ip6_route_input+0x59c/0xa50 [ 7050.833449][ T10] ipv6_rcv+0x397/0x810 [ 7050.833449][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7050.833449][ T10] process_backlog+0x101/0x620 [ 7050.833449][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7050.833449][ T10] net_rx_action+0x495/0xbe0 [ 7050.833449][ T10] __do_softirq+0x1b5/0x7f6 [ 7050.833449][ T10] [ 7050.835190][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.835190][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.835190][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.835190][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.835190][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7050.835190][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7050.835190][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7050.835190][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7050.835190][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7050.835190][ T10] addrconf_dad_begin+0x310/0x670 [ 7050.835190][ T10] addrconf_dad_work+0x10b/0xab0 [ 7050.835190][ T10] process_one_work+0x84d/0x18a0 [ 7050.835190][ T10] worker_thread+0x587/0xd30 [ 7050.835190][ T10] kthread+0x28a/0x350 [ 7050.835190][ T10] ret_from_fork+0x31/0x70 [ 7050.835190][ T10] ret_from_fork_asm+0x1a/0x30 [ 7050.835190][ T10] [ 7050.837213][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.837213][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.837213][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.837213][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.837213][ T10] ip6_route_add+0x1c/0x140 [ 7050.837213][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7050.837213][ T10] inet6_addr_add+0x4f8/0xa40 [ 7050.837213][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.837213][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.837213][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.837213][ T10] netlink_unicast+0x449/0x710 [ 7050.837213][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.837213][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.837213][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.837213][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.837213][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.837213][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.837213][ T10] [ 7050.839315][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.839315][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.839315][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.839315][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.839315][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7050.839315][ T10] ipv6_add_addr+0x411/0x2000 [ 7050.839315][ T10] inet6_addr_add+0x30e/0xa40 [ 7050.839315][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.839315][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.839315][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.839315][ T10] netlink_unicast+0x449/0x710 [ 7050.839315][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.839315][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.839315][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.839315][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.839315][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.839315][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.839315][ T10] [ 7050.841428][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.841428][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.841428][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.841428][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.841428][ T10] ip6_route_add+0x1c/0x140 [ 7050.841428][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7050.841428][ T10] addrconf_add_dev+0xe2/0x170 [ 7050.841428][ T10] inet6_addr_add+0x12f/0xa40 [ 7050.841428][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.841428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.841428][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.841428][ T10] netlink_unicast+0x449/0x710 [ 7050.841428][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.841428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.841428][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.841428][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.841428][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.841428][ T10] [ 7050.843504][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.843504][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7050.843504][ T10] ipv6_find_idev+0x102/0x170 [ 7050.843504][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.843504][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.843504][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.843504][ T10] netlink_unicast+0x449/0x710 [ 7050.843504][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.843504][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.843504][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.843504][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.843504][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.843504][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.843504][ T10] [ 7050.845127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7050.845127][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7050.845127][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7050.845127][ T10] ipv6_find_idev+0x102/0x170 [ 7050.845127][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.845127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.845127][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.845127][ T10] netlink_unicast+0x449/0x710 [ 7050.845127][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.845127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.845127][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.845127][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.845127][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.845127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.845127][ T10] [ 7050.846927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7050.847220][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7050.847220][ T10] dst_init+0x84/0x4a0 [ 7050.847220][ T10] dst_alloc+0x97/0x150 [ 7050.847220][ T10] ip6_dst_alloc+0x23/0x90 [ 7050.847220][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7050.847220][ T10] ip6_pol_route+0x56f/0x840 [ 7050.847220][ T10] fib6_rule_lookup+0x456/0x630 [ 7050.847220][ T10] ip6_route_input+0x59c/0xa50 [ 7050.847220][ T10] ipv6_rcv+0x397/0x810 [ 7050.847220][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7050.847220][ T10] process_backlog+0x101/0x620 [ 7050.847220][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7050.847220][ T10] net_rx_action+0x495/0xbe0 [ 7050.847220][ T10] __do_softirq+0x1b5/0x7f6 [ 7050.847220][ T10] [ 7050.848961][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.848961][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7050.848961][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7050.848961][ T10] fib6_nh_init+0xa22/0x1580 [ 7050.848961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.848961][ T10] ip6_route_add+0x1c/0x140 [ 7050.848961][ T10] inet6_rtm_newroute+0x104/0x110 [ 7050.848961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.848961][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.848961][ T10] netlink_unicast+0x449/0x710 [ 7050.848961][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.848961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.848961][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.848961][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.848961][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.848961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.848961][ T10] [ 7050.850947][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.850947][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.850947][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.850947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.850947][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7050.850947][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7050.850947][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7050.850947][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7050.850947][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7050.850947][ T10] addrconf_dad_begin+0x310/0x670 [ 7050.850947][ T10] addrconf_dad_work+0x10b/0xab0 [ 7050.850947][ T10] process_one_work+0x84d/0x18a0 [ 7050.850947][ T10] worker_thread+0x587/0xd30 [ 7050.850947][ T10] kthread+0x28a/0x350 [ 7050.850947][ T10] ret_from_fork+0x31/0x70 [ 7050.850947][ T10] ret_from_fork_asm+0x1a/0x30 [ 7050.850947][ T10] [ 7050.852968][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.852968][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.852968][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.852968][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.852968][ T10] ip6_route_add+0x1c/0x140 [ 7050.852968][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7050.852968][ T10] inet6_addr_add+0x4f8/0xa40 [ 7050.852968][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.852968][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.852968][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.852968][ T10] netlink_unicast+0x449/0x710 [ 7050.852968][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.852968][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.852968][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.852968][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.852968][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.852968][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.852968][ T10] [ 7050.855074][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.855074][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.855074][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.855074][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.855074][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7050.855074][ T10] ipv6_add_addr+0x411/0x2000 [ 7050.855074][ T10] inet6_addr_add+0x30e/0xa40 [ 7050.855074][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.855074][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.855074][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.855074][ T10] netlink_unicast+0x449/0x710 [ 7050.855074][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.855074][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.855074][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.855074][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.855074][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.855074][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.855074][ T10] [ 7050.857191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.857191][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.857191][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.857191][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.857191][ T10] ip6_route_add+0x1c/0x140 [ 7050.857191][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7050.857191][ T10] addrconf_add_dev+0xe2/0x170 [ 7050.857191][ T10] inet6_addr_add+0x12f/0xa40 [ 7050.857191][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.857191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.857191][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.857191][ T10] netlink_unicast+0x449/0x710 [ 7050.857191][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.857191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.857191][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.857191][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.857191][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.857191][ T10] [ 7050.859380][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.859380][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7050.859380][ T10] ipv6_find_idev+0x102/0x170 [ 7050.859380][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.859380][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.859380][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.859380][ T10] netlink_unicast+0x449/0x710 [ 7050.859380][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.859380][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.859380][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.859380][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.859380][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.859380][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.859380][ T10] [ 7050.861185][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7050.861185][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7050.861185][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7050.861185][ T10] ipv6_find_idev+0x102/0x170 [ 7050.861185][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.861185][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.861185][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.861185][ T10] netlink_unicast+0x449/0x710 [ 7050.861185][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.861185][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.861185][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.861185][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.861185][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.861185][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.861185][ T10] [ 7050.863290][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7050.863543][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7050.863543][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.863543][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.863543][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.863543][ T10] ip6_route_add+0x1c/0x140 [ 7050.863543][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7050.863543][ T10] inet6_addr_add+0x4f8/0xa40 [ 7050.863543][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.863543][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.863543][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.863543][ T10] netlink_unicast+0x449/0x710 [ 7050.863543][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.863543][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.863543][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.863543][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.863543][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.863543][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.863543][ T10] [ 7050.865889][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7050.865889][ T10] netdev_get_by_index+0x5e/0x80 [ 7050.865889][ T10] fib6_nh_init+0x3d8/0x1580 [ 7050.865889][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7050.865889][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7050.865889][ T10] ipv6_add_addr+0x411/0x2000 [ 7050.865889][ T10] inet6_addr_add+0x30e/0xa40 [ 7050.865889][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7050.865889][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.865889][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.865889][ T10] netlink_unicast+0x449/0x710 [ 7050.865889][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.865889][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.865889][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.865889][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.865889][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.865889][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.865889][ T10] [ 7050.868225][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7050.868225][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7050.868225][ T10] ipv6_find_idev+0x102/0x170 [ 7050.868225][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.868225][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.868225][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.868225][ T10] netlink_unicast+0x449/0x710 [ 7050.868225][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.868225][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.868225][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.868225][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.868225][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.868225][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.868225][ T10] [ 7050.870048][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7050.870048][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7050.870048][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7050.870048][ T10] ipv6_find_idev+0x102/0x170 [ 7050.870048][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7050.870048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7050.870048][ T10] netlink_rcv_skb+0x130/0x360 [ 7050.870048][ T10] netlink_unicast+0x449/0x710 [ 7050.870048][ T10] netlink_sendmsg+0x723/0xbe0 [ 7050.870048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7050.870048][ T10] ___sys_sendmsg+0xee/0x170 [ 7050.870048][ T10] __sys_sendmsg+0xcd/0x170 [ 7050.870048][ T10] do_syscall_64+0xc6/0x1e0 [ 7050.870048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7050.870048][ T10] [ 7060.982913][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7060.983389][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.983389][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7060.983389][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7060.983389][ T10] fib6_nh_init+0xa22/0x1580 [ 7060.983389][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7060.983389][ T10] ip6_route_add+0x1c/0x140 [ 7060.983389][ T10] inet6_rtm_newroute+0x104/0x110 [ 7060.983389][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.983389][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.983389][ T10] netlink_unicast+0x449/0x710 [ 7060.983389][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.983389][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.983389][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.983389][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.983389][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.983389][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7060.983389][ T10] [ 7060.985404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.985404][ T10] dst_init+0x84/0x4a0 [ 7060.985404][ T10] dst_alloc+0x97/0x150 [ 7060.985404][ T10] ip6_dst_alloc+0x23/0x90 [ 7060.985404][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7060.985404][ T10] ip6_pol_route+0x56f/0x840 [ 7060.985404][ T10] fib6_rule_lookup+0x456/0x630 [ 7060.985404][ T10] ip6_route_input+0x59c/0xa50 [ 7060.985404][ T10] ipv6_rcv+0x397/0x810 [ 7060.985404][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7060.985404][ T10] process_backlog+0x101/0x620 [ 7060.985404][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7060.985404][ T10] net_rx_action+0x495/0xbe0 [ 7060.985404][ T10] __do_softirq+0x1b5/0x7f6 [ 7060.985404][ T10] [ 7060.987152][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.987152][ T10] netdev_get_by_index+0x5e/0x80 [ 7060.987152][ T10] fib6_nh_init+0x3d8/0x1580 [ 7060.987152][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7060.987152][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7060.987152][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7060.987152][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7060.987152][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7060.987152][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7060.987152][ T10] addrconf_dad_begin+0x310/0x670 [ 7060.987152][ T10] addrconf_dad_work+0x10b/0xab0 [ 7060.987152][ T10] process_one_work+0x84d/0x18a0 [ 7060.987152][ T10] worker_thread+0x587/0xd30 [ 7060.987152][ T10] kthread+0x28a/0x350 [ 7060.987152][ T10] ret_from_fork+0x31/0x70 [ 7060.987152][ T10] ret_from_fork_asm+0x1a/0x30 [ 7060.987152][ T10] [ 7060.989214][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.989214][ T10] netdev_get_by_index+0x5e/0x80 [ 7060.989214][ T10] fib6_nh_init+0x3d8/0x1580 [ 7060.989214][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7060.989214][ T10] ip6_route_add+0x1c/0x140 [ 7060.989214][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7060.989214][ T10] inet6_addr_add+0x4f8/0xa40 [ 7060.989214][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7060.989214][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.989214][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.989214][ T10] netlink_unicast+0x449/0x710 [ 7060.989214][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.989214][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.989214][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.989214][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.989214][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.989214][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7060.989214][ T10] [ 7060.991331][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.991331][ T10] netdev_get_by_index+0x5e/0x80 [ 7060.991331][ T10] fib6_nh_init+0x3d8/0x1580 [ 7060.991331][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7060.991331][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7060.991331][ T10] ipv6_add_addr+0x411/0x2000 [ 7060.991331][ T10] inet6_addr_add+0x30e/0xa40 [ 7060.991331][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7060.991331][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.991331][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.991331][ T10] netlink_unicast+0x449/0x710 [ 7060.991331][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.991331][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.991331][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.991331][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.991331][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.991331][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7060.991331][ T10] [ 7060.993483][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.993483][ T10] netdev_get_by_index+0x5e/0x80 [ 7060.993483][ T10] fib6_nh_init+0x3d8/0x1580 [ 7060.993483][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7060.993483][ T10] ip6_route_add+0x1c/0x140 [ 7060.993483][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7060.993483][ T10] addrconf_add_dev+0xe2/0x170 [ 7060.993483][ T10] inet6_addr_add+0x12f/0xa40 [ 7060.993483][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7060.993483][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.993483][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.993483][ T10] netlink_unicast+0x449/0x710 [ 7060.993483][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.993483][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.993483][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.993483][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.993483][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.993483][ T10] [ 7060.995577][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.995577][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7060.995577][ T10] ipv6_find_idev+0x102/0x170 [ 7060.995577][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7060.995577][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.995577][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.995577][ T10] netlink_unicast+0x449/0x710 [ 7060.995577][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.995577][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.995577][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.995577][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.995577][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.995577][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7060.995577][ T10] [ 7060.997206][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7060.997206][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7060.997206][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7060.997206][ T10] ipv6_find_idev+0x102/0x170 [ 7060.997206][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7060.997206][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7060.997206][ T10] netlink_rcv_skb+0x130/0x360 [ 7060.997206][ T10] netlink_unicast+0x449/0x710 [ 7060.997206][ T10] netlink_sendmsg+0x723/0xbe0 [ 7060.997206][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7060.997206][ T10] ___sys_sendmsg+0xee/0x170 [ 7060.997206][ T10] __sys_sendmsg+0xcd/0x170 [ 7060.997206][ T10] do_syscall_64+0xc6/0x1e0 [ 7060.997206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7060.997206][ T10] [ 7060.999012][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7060.999306][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7060.999306][ T10] dst_init+0x84/0x4a0 [ 7060.999306][ T10] dst_alloc+0x97/0x150 [ 7060.999306][ T10] ip6_dst_alloc+0x23/0x90 [ 7060.999306][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7060.999306][ T10] ip6_pol_route+0x56f/0x840 [ 7060.999306][ T10] fib6_rule_lookup+0x456/0x630 [ 7060.999306][ T10] ip6_route_input+0x59c/0xa50 [ 7060.999306][ T10] ipv6_rcv+0x397/0x810 [ 7060.999306][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7060.999306][ T10] process_backlog+0x101/0x620 [ 7060.999306][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7060.999306][ T10] net_rx_action+0x495/0xbe0 [ 7060.999306][ T10] __do_softirq+0x1b5/0x7f6 [ 7060.999306][ T10] [ 7061.001043][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.001043][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7061.001043][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7061.001043][ T10] fib6_nh_init+0xa22/0x1580 [ 7061.001043][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.001043][ T10] ip6_route_add+0x1c/0x140 [ 7061.001043][ T10] inet6_rtm_newroute+0x104/0x110 [ 7061.001043][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.001043][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.001043][ T10] netlink_unicast+0x449/0x710 [ 7061.001043][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.001043][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.001043][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.001043][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.001043][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.001043][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.001043][ T10] [ 7061.003038][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.003038][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.003038][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.003038][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.003038][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7061.003038][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7061.003038][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7061.003038][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7061.003038][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7061.003038][ T10] addrconf_dad_begin+0x310/0x670 [ 7061.003038][ T10] addrconf_dad_work+0x10b/0xab0 [ 7061.003038][ T10] process_one_work+0x84d/0x18a0 [ 7061.003038][ T10] worker_thread+0x587/0xd30 [ 7061.003038][ T10] kthread+0x28a/0x350 [ 7061.003038][ T10] ret_from_fork+0x31/0x70 [ 7061.003038][ T10] ret_from_fork_asm+0x1a/0x30 [ 7061.003038][ T10] [ 7061.005057][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.005057][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.005057][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.005057][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.005057][ T10] ip6_route_add+0x1c/0x140 [ 7061.005057][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7061.005057][ T10] inet6_addr_add+0x4f8/0xa40 [ 7061.005057][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7061.005057][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.005057][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.005057][ T10] netlink_unicast+0x449/0x710 [ 7061.005057][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.005057][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.005057][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.005057][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.005057][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.005057][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.005057][ T10] [ 7061.007177][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.007177][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.007177][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.007177][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.007177][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7061.007177][ T10] ipv6_add_addr+0x411/0x2000 [ 7061.007177][ T10] inet6_addr_add+0x30e/0xa40 [ 7061.007177][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7061.007177][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.007177][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.007177][ T10] netlink_unicast+0x449/0x710 [ 7061.007177][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.007177][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.007177][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.007177][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.007177][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.007177][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.007177][ T10] [ 7061.009287][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.009287][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.009287][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.009287][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.009287][ T10] ip6_route_add+0x1c/0x140 [ 7061.009287][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7061.009287][ T10] addrconf_add_dev+0xe2/0x170 [ 7061.009287][ T10] inet6_addr_add+0x12f/0xa40 [ 7061.009287][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7061.009287][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.009287][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.009287][ T10] netlink_unicast+0x449/0x710 [ 7061.009287][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.009287][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.009287][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.009287][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.009287][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.009287][ T10] [ 7061.011428][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.011428][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7061.011428][ T10] ipv6_find_idev+0x102/0x170 [ 7061.011428][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7061.011428][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.011428][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.011428][ T10] netlink_unicast+0x449/0x710 [ 7061.011428][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.011428][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.011428][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.011428][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.011428][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.011428][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.011428][ T10] [ 7061.013191][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7061.013191][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7061.013191][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7061.013191][ T10] ipv6_find_idev+0x102/0x170 [ 7061.013191][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7061.013191][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.013191][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.013191][ T10] netlink_unicast+0x449/0x710 [ 7061.013191][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.013191][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.013191][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.013191][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.013191][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.013191][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.013191][ T10] [ 7061.015117][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7061.015370][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7061.015370][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.015370][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.015370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.015370][ T10] ip6_route_add+0x1c/0x140 [ 7061.015370][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7061.015370][ T10] inet6_addr_add+0x4f8/0xa40 [ 7061.015370][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7061.015370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.015370][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.015370][ T10] netlink_unicast+0x449/0x710 [ 7061.015370][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.015370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.015370][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.015370][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.015370][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.015370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.015370][ T10] [ 7061.017617][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7061.017617][ T10] netdev_get_by_index+0x5e/0x80 [ 7061.017617][ T10] fib6_nh_init+0x3d8/0x1580 [ 7061.017617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7061.017617][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7061.017617][ T10] ipv6_add_addr+0x411/0x2000 [ 7061.017617][ T10] inet6_addr_add+0x30e/0xa40 [ 7061.017617][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7061.017617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.017617][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.017617][ T10] netlink_unicast+0x449/0x710 [ 7061.017617][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.017617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.017617][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.017617][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.017617][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.017617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.017617][ T10] [ 7061.019861][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7061.019861][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7061.019861][ T10] ipv6_find_idev+0x102/0x170 [ 7061.019861][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7061.019861][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.019861][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.019861][ T10] netlink_unicast+0x449/0x710 [ 7061.019861][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.019861][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.019861][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.019861][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.019861][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.019861][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.019861][ T10] [ 7061.021613][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7061.021613][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7061.021613][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7061.021613][ T10] ipv6_find_idev+0x102/0x170 [ 7061.021613][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7061.021613][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7061.021613][ T10] netlink_rcv_skb+0x130/0x360 [ 7061.021613][ T10] netlink_unicast+0x449/0x710 [ 7061.021613][ T10] netlink_sendmsg+0x723/0xbe0 [ 7061.021613][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7061.021613][ T10] ___sys_sendmsg+0xee/0x170 [ 7061.021613][ T10] __sys_sendmsg+0xcd/0x170 [ 7061.021613][ T10] do_syscall_64+0xc6/0x1e0 [ 7061.021613][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7061.021613][ T10] [ 7071.270937][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7071.271396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.271396][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7071.271396][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7071.271396][ T10] fib6_nh_init+0xa22/0x1580 [ 7071.271396][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.271396][ T10] ip6_route_add+0x1c/0x140 [ 7071.271396][ T10] inet6_rtm_newroute+0x104/0x110 [ 7071.271396][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.271396][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.271396][ T10] netlink_unicast+0x449/0x710 [ 7071.271396][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.271396][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.271396][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.271396][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.271396][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.271396][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.271396][ T10] [ 7071.273396][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.273396][ T10] dst_init+0x84/0x4a0 [ 7071.273396][ T10] dst_alloc+0x97/0x150 [ 7071.273396][ T10] ip6_dst_alloc+0x23/0x90 [ 7071.273396][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7071.273396][ T10] ip6_pol_route+0x56f/0x840 [ 7071.273396][ T10] fib6_rule_lookup+0x456/0x630 [ 7071.273396][ T10] ip6_route_input+0x59c/0xa50 [ 7071.273396][ T10] ipv6_rcv+0x397/0x810 [ 7071.273396][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7071.273396][ T10] process_backlog+0x101/0x620 [ 7071.273396][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7071.273396][ T10] net_rx_action+0x495/0xbe0 [ 7071.273396][ T10] __do_softirq+0x1b5/0x7f6 [ 7071.273396][ T10] [ 7071.275115][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.275115][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.275115][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.275115][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.275115][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7071.275115][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7071.275115][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7071.275115][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7071.275115][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7071.275115][ T10] addrconf_dad_begin+0x310/0x670 [ 7071.275115][ T10] addrconf_dad_work+0x10b/0xab0 [ 7071.275115][ T10] process_one_work+0x84d/0x18a0 [ 7071.275115][ T10] worker_thread+0x587/0xd30 [ 7071.275115][ T10] kthread+0x28a/0x350 [ 7071.275115][ T10] ret_from_fork+0x31/0x70 [ 7071.275115][ T10] ret_from_fork_asm+0x1a/0x30 [ 7071.275115][ T10] [ 7071.277127][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.277127][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.277127][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.277127][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.277127][ T10] ip6_route_add+0x1c/0x140 [ 7071.277127][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7071.277127][ T10] inet6_addr_add+0x4f8/0xa40 [ 7071.277127][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.277127][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.277127][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.277127][ T10] netlink_unicast+0x449/0x710 [ 7071.277127][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.277127][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.277127][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.277127][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.277127][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.277127][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.277127][ T10] [ 7071.279202][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.279202][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.279202][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.279202][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.279202][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7071.279202][ T10] ipv6_add_addr+0x411/0x2000 [ 7071.279202][ T10] inet6_addr_add+0x30e/0xa40 [ 7071.279202][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.279202][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.279202][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.279202][ T10] netlink_unicast+0x449/0x710 [ 7071.279202][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.279202][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.279202][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.279202][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.279202][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.279202][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.279202][ T10] [ 7071.281286][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.281286][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.281286][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.281286][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.281286][ T10] ip6_route_add+0x1c/0x140 [ 7071.281286][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7071.281286][ T10] addrconf_add_dev+0xe2/0x170 [ 7071.281286][ T10] inet6_addr_add+0x12f/0xa40 [ 7071.281286][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.281286][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.281286][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.281286][ T10] netlink_unicast+0x449/0x710 [ 7071.281286][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.281286][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.281286][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.281286][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.281286][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.281286][ T10] [ 7071.283338][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.283338][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7071.283338][ T10] ipv6_find_idev+0x102/0x170 [ 7071.283338][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.283338][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.283338][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.283338][ T10] netlink_unicast+0x449/0x710 [ 7071.283338][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.283338][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.283338][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.283338][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.283338][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.283338][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.283338][ T10] [ 7071.284941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7071.284941][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7071.284941][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7071.284941][ T10] ipv6_find_idev+0x102/0x170 [ 7071.284941][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.284941][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.284941][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.284941][ T10] netlink_unicast+0x449/0x710 [ 7071.284941][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.284941][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.284941][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.284941][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.284941][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.284941][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.284941][ T10] [ 7071.286702][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7071.287010][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7071.287010][ T10] dst_init+0x84/0x4a0 [ 7071.287010][ T10] dst_alloc+0x97/0x150 [ 7071.287010][ T10] ip6_dst_alloc+0x23/0x90 [ 7071.287010][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7071.287010][ T10] ip6_pol_route+0x56f/0x840 [ 7071.287010][ T10] fib6_rule_lookup+0x456/0x630 [ 7071.287010][ T10] ip6_route_input+0x59c/0xa50 [ 7071.287010][ T10] ipv6_rcv+0x397/0x810 [ 7071.287010][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7071.287010][ T10] process_backlog+0x101/0x620 [ 7071.287010][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7071.287010][ T10] net_rx_action+0x495/0xbe0 [ 7071.287010][ T10] __do_softirq+0x1b5/0x7f6 [ 7071.287010][ T10] [ 7071.288719][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.288719][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7071.288719][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7071.288719][ T10] fib6_nh_init+0xa22/0x1580 [ 7071.288719][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.288719][ T10] ip6_route_add+0x1c/0x140 [ 7071.288719][ T10] inet6_rtm_newroute+0x104/0x110 [ 7071.288719][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.288719][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.288719][ T10] netlink_unicast+0x449/0x710 [ 7071.288719][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.288719][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.288719][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.288719][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.288719][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.288719][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.288719][ T10] [ 7071.290693][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.290693][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.290693][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.290693][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.290693][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7071.290693][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7071.290693][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7071.290693][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7071.290693][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7071.290693][ T10] addrconf_dad_begin+0x310/0x670 [ 7071.290693][ T10] addrconf_dad_work+0x10b/0xab0 [ 7071.290693][ T10] process_one_work+0x84d/0x18a0 [ 7071.290693][ T10] worker_thread+0x587/0xd30 [ 7071.290693][ T10] kthread+0x28a/0x350 [ 7071.290693][ T10] ret_from_fork+0x31/0x70 [ 7071.290693][ T10] ret_from_fork_asm+0x1a/0x30 [ 7071.290693][ T10] [ 7071.292699][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.292699][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.292699][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.292699][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.292699][ T10] ip6_route_add+0x1c/0x140 [ 7071.292699][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7071.292699][ T10] inet6_addr_add+0x4f8/0xa40 [ 7071.292699][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.292699][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.292699][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.292699][ T10] netlink_unicast+0x449/0x710 [ 7071.292699][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.292699][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.292699][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.292699][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.292699][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.292699][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.292699][ T10] [ 7071.294792][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.294792][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.294792][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.294792][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.294792][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7071.294792][ T10] ipv6_add_addr+0x411/0x2000 [ 7071.294792][ T10] inet6_addr_add+0x30e/0xa40 [ 7071.294792][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.294792][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.294792][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.294792][ T10] netlink_unicast+0x449/0x710 [ 7071.294792][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.294792][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.294792][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.294792][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.294792][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.294792][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.294792][ T10] [ 7071.296875][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.296875][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.296875][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.296875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.296875][ T10] ip6_route_add+0x1c/0x140 [ 7071.296875][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7071.296875][ T10] addrconf_add_dev+0xe2/0x170 [ 7071.296875][ T10] inet6_addr_add+0x12f/0xa40 [ 7071.296875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.296875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.296875][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.296875][ T10] netlink_unicast+0x449/0x710 [ 7071.296875][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.296875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.296875][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.296875][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.296875][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.296875][ T10] [ 7071.299044][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.299044][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7071.299044][ T10] ipv6_find_idev+0x102/0x170 [ 7071.299044][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.299044][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.299044][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.299044][ T10] netlink_unicast+0x449/0x710 [ 7071.299044][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.299044][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.299044][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.299044][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.299044][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.299044][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.299044][ T10] [ 7071.300826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7071.300826][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7071.300826][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7071.300826][ T10] ipv6_find_idev+0x102/0x170 [ 7071.300826][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.300826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.300826][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.300826][ T10] netlink_unicast+0x449/0x710 [ 7071.300826][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.300826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.300826][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.300826][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.300826][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.300826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.300826][ T10] [ 7071.302891][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7071.303140][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7071.303140][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.303140][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.303140][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.303140][ T10] ip6_route_add+0x1c/0x140 [ 7071.303140][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7071.303140][ T10] inet6_addr_add+0x4f8/0xa40 [ 7071.303140][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.303140][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.303140][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.303140][ T10] netlink_unicast+0x449/0x710 [ 7071.303140][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.303140][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.303140][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.303140][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.303140][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.303140][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.303140][ T10] [ 7071.305454][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7071.305454][ T10] netdev_get_by_index+0x5e/0x80 [ 7071.305454][ T10] fib6_nh_init+0x3d8/0x1580 [ 7071.305454][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7071.305454][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7071.305454][ T10] ipv6_add_addr+0x411/0x2000 [ 7071.305454][ T10] inet6_addr_add+0x30e/0xa40 [ 7071.305454][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7071.305454][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.305454][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.305454][ T10] netlink_unicast+0x449/0x710 [ 7071.305454][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.305454][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.305454][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.305454][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.305454][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.305454][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.305454][ T10] [ 7071.307764][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7071.307764][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7071.307764][ T10] ipv6_find_idev+0x102/0x170 [ 7071.307764][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.307764][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.307764][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.307764][ T10] netlink_unicast+0x449/0x710 [ 7071.307764][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.307764][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.307764][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.307764][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.307764][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.307764][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.307764][ T10] [ 7071.309489][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7071.309489][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7071.309489][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7071.309489][ T10] ipv6_find_idev+0x102/0x170 [ 7071.309489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7071.309489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7071.309489][ T10] netlink_rcv_skb+0x130/0x360 [ 7071.309489][ T10] netlink_unicast+0x449/0x710 [ 7071.309489][ T10] netlink_sendmsg+0x723/0xbe0 [ 7071.309489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7071.309489][ T10] ___sys_sendmsg+0xee/0x170 [ 7071.309489][ T10] __sys_sendmsg+0xcd/0x170 [ 7071.309489][ T10] do_syscall_64+0xc6/0x1e0 [ 7071.309489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7071.309489][ T10] [ 7081.566911][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7081.567393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.567393][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7081.567393][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7081.567393][ T10] fib6_nh_init+0xa22/0x1580 [ 7081.567393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.567393][ T10] ip6_route_add+0x1c/0x140 [ 7081.567393][ T10] inet6_rtm_newroute+0x104/0x110 [ 7081.567393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.567393][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.567393][ T10] netlink_unicast+0x449/0x710 [ 7081.567393][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.567393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.567393][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.567393][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.567393][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.567393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.567393][ T10] [ 7081.569294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.569294][ T10] dst_init+0x84/0x4a0 [ 7081.569294][ T10] dst_alloc+0x97/0x150 [ 7081.569294][ T10] ip6_dst_alloc+0x23/0x90 [ 7081.569294][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7081.569294][ T10] ip6_pol_route+0x56f/0x840 [ 7081.569294][ T10] fib6_rule_lookup+0x456/0x630 [ 7081.569294][ T10] ip6_route_input+0x59c/0xa50 [ 7081.569294][ T10] ipv6_rcv+0x397/0x810 [ 7081.569294][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7081.569294][ T10] process_backlog+0x101/0x620 [ 7081.569294][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7081.569294][ T10] net_rx_action+0x495/0xbe0 [ 7081.569294][ T10] __do_softirq+0x1b5/0x7f6 [ 7081.569294][ T10] [ 7081.570944][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.570944][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.570944][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.570944][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.570944][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7081.570944][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7081.570944][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7081.570944][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7081.570944][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7081.570944][ T10] addrconf_dad_begin+0x310/0x670 [ 7081.570944][ T10] addrconf_dad_work+0x10b/0xab0 [ 7081.570944][ T10] process_one_work+0x84d/0x18a0 [ 7081.570944][ T10] worker_thread+0x587/0xd30 [ 7081.570944][ T10] kthread+0x28a/0x350 [ 7081.570944][ T10] ret_from_fork+0x31/0x70 [ 7081.570944][ T10] ret_from_fork_asm+0x1a/0x30 [ 7081.570944][ T10] [ 7081.572890][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.572890][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.572890][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.572890][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.572890][ T10] ip6_route_add+0x1c/0x140 [ 7081.572890][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7081.572890][ T10] inet6_addr_add+0x4f8/0xa40 [ 7081.572890][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.572890][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.572890][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.572890][ T10] netlink_unicast+0x449/0x710 [ 7081.572890][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.572890][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.572890][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.572890][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.572890][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.572890][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.572890][ T10] [ 7081.574887][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.574887][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.574887][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.574887][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.574887][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7081.574887][ T10] ipv6_add_addr+0x411/0x2000 [ 7081.574887][ T10] inet6_addr_add+0x30e/0xa40 [ 7081.574887][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.574887][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.574887][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.574887][ T10] netlink_unicast+0x449/0x710 [ 7081.574887][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.574887][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.574887][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.574887][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.574887][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.574887][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.574887][ T10] [ 7081.576888][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.576888][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.576888][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.576888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.576888][ T10] ip6_route_add+0x1c/0x140 [ 7081.576888][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7081.576888][ T10] addrconf_add_dev+0xe2/0x170 [ 7081.576888][ T10] inet6_addr_add+0x12f/0xa40 [ 7081.576888][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.576888][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.576888][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.576888][ T10] netlink_unicast+0x449/0x710 [ 7081.576888][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.576888][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.576888][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.576888][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.576888][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.576888][ T10] [ 7081.578849][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.578849][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7081.578849][ T10] ipv6_find_idev+0x102/0x170 [ 7081.578849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.578849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.578849][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.578849][ T10] netlink_unicast+0x449/0x710 [ 7081.578849][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.578849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.578849][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.578849][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.578849][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.578849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.578849][ T10] [ 7081.580381][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7081.580381][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7081.580381][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7081.580381][ T10] ipv6_find_idev+0x102/0x170 [ 7081.580381][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.580381][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.580381][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.580381][ T10] netlink_unicast+0x449/0x710 [ 7081.580381][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.580381][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.580381][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.580381][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.580381][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.580381][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.580381][ T10] [ 7081.582066][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7081.582354][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7081.582354][ T10] dst_init+0x84/0x4a0 [ 7081.582354][ T10] dst_alloc+0x97/0x150 [ 7081.582354][ T10] ip6_dst_alloc+0x23/0x90 [ 7081.582354][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7081.582354][ T10] ip6_pol_route+0x56f/0x840 [ 7081.582354][ T10] fib6_rule_lookup+0x456/0x630 [ 7081.582354][ T10] ip6_route_input+0x59c/0xa50 [ 7081.582354][ T10] ipv6_rcv+0x397/0x810 [ 7081.582354][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7081.582354][ T10] process_backlog+0x101/0x620 [ 7081.582354][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7081.582354][ T10] net_rx_action+0x495/0xbe0 [ 7081.582354][ T10] __do_softirq+0x1b5/0x7f6 [ 7081.582354][ T10] [ 7081.583996][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.583996][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7081.583996][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7081.583996][ T10] fib6_nh_init+0xa22/0x1580 [ 7081.583996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.583996][ T10] ip6_route_add+0x1c/0x140 [ 7081.583996][ T10] inet6_rtm_newroute+0x104/0x110 [ 7081.583996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.583996][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.583996][ T10] netlink_unicast+0x449/0x710 [ 7081.583996][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.583996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.583996][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.583996][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.583996][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.583996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.583996][ T10] [ 7081.585871][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.585871][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.585871][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.585871][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.585871][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7081.585871][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7081.585871][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7081.585871][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7081.585871][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7081.585871][ T10] addrconf_dad_begin+0x310/0x670 [ 7081.585871][ T10] addrconf_dad_work+0x10b/0xab0 [ 7081.585871][ T10] process_one_work+0x84d/0x18a0 [ 7081.585871][ T10] worker_thread+0x587/0xd30 [ 7081.585871][ T10] kthread+0x28a/0x350 [ 7081.585871][ T10] ret_from_fork+0x31/0x70 [ 7081.585871][ T10] ret_from_fork_asm+0x1a/0x30 [ 7081.585871][ T10] [ 7081.587783][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.587783][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.587783][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.587783][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.587783][ T10] ip6_route_add+0x1c/0x140 [ 7081.587783][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7081.587783][ T10] inet6_addr_add+0x4f8/0xa40 [ 7081.587783][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.587783][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.587783][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.587783][ T10] netlink_unicast+0x449/0x710 [ 7081.587783][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.587783][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.587783][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.587783][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.587783][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.587783][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.587783][ T10] [ 7081.589779][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.589779][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.589779][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.589779][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.589779][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7081.589779][ T10] ipv6_add_addr+0x411/0x2000 [ 7081.589779][ T10] inet6_addr_add+0x30e/0xa40 [ 7081.589779][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.589779][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.589779][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.589779][ T10] netlink_unicast+0x449/0x710 [ 7081.589779][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.589779][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.589779][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.589779][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.589779][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.589779][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.589779][ T10] [ 7081.591780][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.591780][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.591780][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.591780][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.591780][ T10] ip6_route_add+0x1c/0x140 [ 7081.591780][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7081.591780][ T10] addrconf_add_dev+0xe2/0x170 [ 7081.591780][ T10] inet6_addr_add+0x12f/0xa40 [ 7081.591780][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.591780][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.591780][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.591780][ T10] netlink_unicast+0x449/0x710 [ 7081.591780][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.591780][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.591780][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.591780][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.591780][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.591780][ T10] [ 7081.593873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.593873][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7081.593873][ T10] ipv6_find_idev+0x102/0x170 [ 7081.593873][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.593873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.593873][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.593873][ T10] netlink_unicast+0x449/0x710 [ 7081.593873][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.593873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.593873][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.593873][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.593873][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.593873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.593873][ T10] [ 7081.595650][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7081.595650][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7081.595650][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7081.595650][ T10] ipv6_find_idev+0x102/0x170 [ 7081.595650][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.595650][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.595650][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.595650][ T10] netlink_unicast+0x449/0x710 [ 7081.595650][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.595650][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.595650][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.595650][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.595650][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.595650][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.595650][ T10] [ 7081.597570][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7081.597811][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7081.597811][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.597811][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.597811][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.597811][ T10] ip6_route_add+0x1c/0x140 [ 7081.597811][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7081.597811][ T10] inet6_addr_add+0x4f8/0xa40 [ 7081.597811][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.597811][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.597811][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.597811][ T10] netlink_unicast+0x449/0x710 [ 7081.597811][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.597811][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.597811][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.597811][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.597811][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.597811][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.597811][ T10] [ 7081.600048][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7081.600048][ T10] netdev_get_by_index+0x5e/0x80 [ 7081.600048][ T10] fib6_nh_init+0x3d8/0x1580 [ 7081.600048][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7081.600048][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7081.600048][ T10] ipv6_add_addr+0x411/0x2000 [ 7081.600048][ T10] inet6_addr_add+0x30e/0xa40 [ 7081.600048][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7081.600048][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.600048][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.600048][ T10] netlink_unicast+0x449/0x710 [ 7081.600048][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.600048][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.600048][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.600048][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.600048][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.600048][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.600048][ T10] [ 7081.602275][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7081.602275][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7081.602275][ T10] ipv6_find_idev+0x102/0x170 [ 7081.602275][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.602275][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.602275][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.602275][ T10] netlink_unicast+0x449/0x710 [ 7081.602275][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.602275][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.602275][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.602275][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.602275][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.602275][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.602275][ T10] [ 7081.603930][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7081.603930][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7081.603930][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7081.603930][ T10] ipv6_find_idev+0x102/0x170 [ 7081.603930][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7081.603930][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7081.603930][ T10] netlink_rcv_skb+0x130/0x360 [ 7081.603930][ T10] netlink_unicast+0x449/0x710 [ 7081.603930][ T10] netlink_sendmsg+0x723/0xbe0 [ 7081.603930][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7081.603930][ T10] ___sys_sendmsg+0xee/0x170 [ 7081.603930][ T10] __sys_sendmsg+0xcd/0x170 [ 7081.603930][ T10] do_syscall_64+0xc6/0x1e0 [ 7081.603930][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7081.603930][ T10] [ 7091.854927][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7091.855373][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.855373][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7091.855373][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7091.855373][ T10] fib6_nh_init+0xa22/0x1580 [ 7091.855373][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.855373][ T10] ip6_route_add+0x1c/0x140 [ 7091.855373][ T10] inet6_rtm_newroute+0x104/0x110 [ 7091.855373][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.855373][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.855373][ T10] netlink_unicast+0x449/0x710 [ 7091.855373][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.855373][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.855373][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.855373][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.855373][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.855373][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.855373][ T10] [ 7091.857277][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.857277][ T10] dst_init+0x84/0x4a0 [ 7091.857277][ T10] dst_alloc+0x97/0x150 [ 7091.857277][ T10] ip6_dst_alloc+0x23/0x90 [ 7091.857277][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7091.857277][ T10] ip6_pol_route+0x56f/0x840 [ 7091.857277][ T10] fib6_rule_lookup+0x456/0x630 [ 7091.857277][ T10] ip6_route_input+0x59c/0xa50 [ 7091.857277][ T10] ipv6_rcv+0x397/0x810 [ 7091.857277][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7091.857277][ T10] process_backlog+0x101/0x620 [ 7091.857277][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7091.857277][ T10] net_rx_action+0x495/0xbe0 [ 7091.857277][ T10] __do_softirq+0x1b5/0x7f6 [ 7091.857277][ T10] [ 7091.858929][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.858929][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.858929][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.858929][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.858929][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7091.858929][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7091.858929][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7091.858929][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7091.858929][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7091.858929][ T10] addrconf_dad_begin+0x310/0x670 [ 7091.858929][ T10] addrconf_dad_work+0x10b/0xab0 [ 7091.858929][ T10] process_one_work+0x84d/0x18a0 [ 7091.858929][ T10] worker_thread+0x587/0xd30 [ 7091.858929][ T10] kthread+0x28a/0x350 [ 7091.858929][ T10] ret_from_fork+0x31/0x70 [ 7091.858929][ T10] ret_from_fork_asm+0x1a/0x30 [ 7091.858929][ T10] [ 7091.860857][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.860857][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.860857][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.860857][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.860857][ T10] ip6_route_add+0x1c/0x140 [ 7091.860857][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7091.860857][ T10] inet6_addr_add+0x4f8/0xa40 [ 7091.860857][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.860857][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.860857][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.860857][ T10] netlink_unicast+0x449/0x710 [ 7091.860857][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.860857][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.860857][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.860857][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.860857][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.860857][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.860857][ T10] [ 7091.862870][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.862870][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.862870][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.862870][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.862870][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7091.862870][ T10] ipv6_add_addr+0x411/0x2000 [ 7091.862870][ T10] inet6_addr_add+0x30e/0xa40 [ 7091.862870][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.862870][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.862870][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.862870][ T10] netlink_unicast+0x449/0x710 [ 7091.862870][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.862870][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.862870][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.862870][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.862870][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.862870][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.862870][ T10] [ 7091.864865][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.864865][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.864865][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.864865][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.864865][ T10] ip6_route_add+0x1c/0x140 [ 7091.864865][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7091.864865][ T10] addrconf_add_dev+0xe2/0x170 [ 7091.864865][ T10] inet6_addr_add+0x12f/0xa40 [ 7091.864865][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.864865][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.864865][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.864865][ T10] netlink_unicast+0x449/0x710 [ 7091.864865][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.864865][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.864865][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.864865][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.864865][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.864865][ T10] [ 7091.866828][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.866828][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7091.866828][ T10] ipv6_find_idev+0x102/0x170 [ 7091.866828][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.866828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.866828][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.866828][ T10] netlink_unicast+0x449/0x710 [ 7091.866828][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.866828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.866828][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.866828][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.866828][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.866828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.866828][ T10] [ 7091.868368][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7091.868368][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7091.868368][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7091.868368][ T10] ipv6_find_idev+0x102/0x170 [ 7091.868368][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.868368][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.868368][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.868368][ T10] netlink_unicast+0x449/0x710 [ 7091.868368][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.868368][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.868368][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.868368][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.868368][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.868368][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.868368][ T10] [ 7091.870056][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7091.870334][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7091.870334][ T10] dst_init+0x84/0x4a0 [ 7091.870334][ T10] dst_alloc+0x97/0x150 [ 7091.870334][ T10] ip6_dst_alloc+0x23/0x90 [ 7091.870334][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7091.870334][ T10] ip6_pol_route+0x56f/0x840 [ 7091.870334][ T10] fib6_rule_lookup+0x456/0x630 [ 7091.870334][ T10] ip6_route_input+0x59c/0xa50 [ 7091.870334][ T10] ipv6_rcv+0x397/0x810 [ 7091.870334][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7091.870334][ T10] process_backlog+0x101/0x620 [ 7091.870334][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7091.870334][ T10] net_rx_action+0x495/0xbe0 [ 7091.870334][ T10] __do_softirq+0x1b5/0x7f6 [ 7091.870334][ T10] [ 7091.871971][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.871971][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7091.871971][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7091.871971][ T10] fib6_nh_init+0xa22/0x1580 [ 7091.871971][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.871971][ T10] ip6_route_add+0x1c/0x140 [ 7091.871971][ T10] inet6_rtm_newroute+0x104/0x110 [ 7091.871971][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.871971][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.871971][ T10] netlink_unicast+0x449/0x710 [ 7091.871971][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.871971][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.871971][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.871971][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.871971][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.871971][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.871971][ T10] [ 7091.873904][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.873904][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.873904][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.873904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.873904][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7091.873904][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7091.873904][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7091.873904][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7091.873904][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7091.873904][ T10] addrconf_dad_begin+0x310/0x670 [ 7091.873904][ T10] addrconf_dad_work+0x10b/0xab0 [ 7091.873904][ T10] process_one_work+0x84d/0x18a0 [ 7091.873904][ T10] worker_thread+0x587/0xd30 [ 7091.873904][ T10] kthread+0x28a/0x350 [ 7091.873904][ T10] ret_from_fork+0x31/0x70 [ 7091.873904][ T10] ret_from_fork_asm+0x1a/0x30 [ 7091.873904][ T10] [ 7091.875818][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.875818][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.875818][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.875818][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.875818][ T10] ip6_route_add+0x1c/0x140 [ 7091.875818][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7091.875818][ T10] inet6_addr_add+0x4f8/0xa40 [ 7091.875818][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.875818][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.875818][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.875818][ T10] netlink_unicast+0x449/0x710 [ 7091.875818][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.875818][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.875818][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.875818][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.875818][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.875818][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.875818][ T10] [ 7091.877828][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.877828][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.877828][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.877828][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.877828][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7091.877828][ T10] ipv6_add_addr+0x411/0x2000 [ 7091.877828][ T10] inet6_addr_add+0x30e/0xa40 [ 7091.877828][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.877828][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.877828][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.877828][ T10] netlink_unicast+0x449/0x710 [ 7091.877828][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.877828][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.877828][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.877828][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.877828][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.877828][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.877828][ T10] [ 7091.879838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.879838][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.879838][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.879838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.879838][ T10] ip6_route_add+0x1c/0x140 [ 7091.879838][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7091.879838][ T10] addrconf_add_dev+0xe2/0x170 [ 7091.879838][ T10] inet6_addr_add+0x12f/0xa40 [ 7091.879838][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.879838][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.879838][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.879838][ T10] netlink_unicast+0x449/0x710 [ 7091.879838][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.879838][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.879838][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.879838][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.879838][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.879838][ T10] [ 7091.881936][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.881936][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7091.881936][ T10] ipv6_find_idev+0x102/0x170 [ 7091.881936][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.881936][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.881936][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.881936][ T10] netlink_unicast+0x449/0x710 [ 7091.881936][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.881936][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.881936][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.881936][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.881936][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.881936][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.881936][ T10] [ 7091.883669][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7091.883669][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7091.883669][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7091.883669][ T10] ipv6_find_idev+0x102/0x170 [ 7091.883669][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.883669][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.883669][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.883669][ T10] netlink_unicast+0x449/0x710 [ 7091.883669][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.883669][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.883669][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.883669][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.883669][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.883669][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.883669][ T10] [ 7091.885648][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7091.885902][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7091.885902][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.885902][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.885902][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.885902][ T10] ip6_route_add+0x1c/0x140 [ 7091.885902][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7091.885902][ T10] inet6_addr_add+0x4f8/0xa40 [ 7091.885902][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.885902][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.885902][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.885902][ T10] netlink_unicast+0x449/0x710 [ 7091.885902][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.885902][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.885902][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.885902][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.885902][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.885902][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.885902][ T10] [ 7091.888144][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7091.888144][ T10] netdev_get_by_index+0x5e/0x80 [ 7091.888144][ T10] fib6_nh_init+0x3d8/0x1580 [ 7091.888144][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7091.888144][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7091.888144][ T10] ipv6_add_addr+0x411/0x2000 [ 7091.888144][ T10] inet6_addr_add+0x30e/0xa40 [ 7091.888144][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7091.888144][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.888144][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.888144][ T10] netlink_unicast+0x449/0x710 [ 7091.888144][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.888144][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.888144][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.888144][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.888144][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.888144][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.888144][ T10] [ 7091.890371][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7091.890371][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7091.890371][ T10] ipv6_find_idev+0x102/0x170 [ 7091.890371][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.890371][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.890371][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.890371][ T10] netlink_unicast+0x449/0x710 [ 7091.890371][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.890371][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.890371][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.890371][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.890371][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.890371][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.890371][ T10] [ 7091.892022][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7091.892022][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7091.892022][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7091.892022][ T10] ipv6_find_idev+0x102/0x170 [ 7091.892022][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7091.892022][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7091.892022][ T10] netlink_rcv_skb+0x130/0x360 [ 7091.892022][ T10] netlink_unicast+0x449/0x710 [ 7091.892022][ T10] netlink_sendmsg+0x723/0xbe0 [ 7091.892022][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7091.892022][ T10] ___sys_sendmsg+0xee/0x170 [ 7091.892022][ T10] __sys_sendmsg+0xcd/0x170 [ 7091.892022][ T10] do_syscall_64+0xc6/0x1e0 [ 7091.892022][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7091.892022][ T10] [ 7102.142914][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7102.143363][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.143363][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7102.143363][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7102.143363][ T10] fib6_nh_init+0xa22/0x1580 [ 7102.143363][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.143363][ T10] ip6_route_add+0x1c/0x140 [ 7102.143363][ T10] inet6_rtm_newroute+0x104/0x110 [ 7102.143363][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.143363][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.143363][ T10] netlink_unicast+0x449/0x710 [ 7102.143363][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.143363][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.143363][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.143363][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.143363][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.143363][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.143363][ T10] [ 7102.145271][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.145271][ T10] dst_init+0x84/0x4a0 [ 7102.145271][ T10] dst_alloc+0x97/0x150 [ 7102.145271][ T10] ip6_dst_alloc+0x23/0x90 [ 7102.145271][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7102.145271][ T10] ip6_pol_route+0x56f/0x840 [ 7102.145271][ T10] fib6_rule_lookup+0x456/0x630 [ 7102.145271][ T10] ip6_route_input+0x59c/0xa50 [ 7102.145271][ T10] ipv6_rcv+0x397/0x810 [ 7102.145271][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7102.145271][ T10] process_backlog+0x101/0x620 [ 7102.145271][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7102.145271][ T10] net_rx_action+0x495/0xbe0 [ 7102.145271][ T10] __do_softirq+0x1b5/0x7f6 [ 7102.145271][ T10] [ 7102.146913][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.146913][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.146913][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.146913][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.146913][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7102.146913][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7102.146913][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7102.146913][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7102.146913][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7102.146913][ T10] addrconf_dad_begin+0x310/0x670 [ 7102.146913][ T10] addrconf_dad_work+0x10b/0xab0 [ 7102.146913][ T10] process_one_work+0x84d/0x18a0 [ 7102.146913][ T10] worker_thread+0x587/0xd30 [ 7102.146913][ T10] kthread+0x28a/0x350 [ 7102.146913][ T10] ret_from_fork+0x31/0x70 [ 7102.146913][ T10] ret_from_fork_asm+0x1a/0x30 [ 7102.146913][ T10] [ 7102.148848][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.148848][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.148848][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.148848][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.148848][ T10] ip6_route_add+0x1c/0x140 [ 7102.148848][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7102.148848][ T10] inet6_addr_add+0x4f8/0xa40 [ 7102.148848][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.148848][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.148848][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.148848][ T10] netlink_unicast+0x449/0x710 [ 7102.148848][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.148848][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.148848][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.148848][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.148848][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.148848][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.148848][ T10] [ 7102.150990][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.150990][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.150990][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.150990][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.150990][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7102.150990][ T10] ipv6_add_addr+0x411/0x2000 [ 7102.150990][ T10] inet6_addr_add+0x30e/0xa40 [ 7102.150990][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.150990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.150990][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.150990][ T10] netlink_unicast+0x449/0x710 [ 7102.150990][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.150990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.150990][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.150990][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.150990][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.150990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.150990][ T10] [ 7102.153013][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.153013][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.153013][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.153013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.153013][ T10] ip6_route_add+0x1c/0x140 [ 7102.153013][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7102.153013][ T10] addrconf_add_dev+0xe2/0x170 [ 7102.153013][ T10] inet6_addr_add+0x12f/0xa40 [ 7102.153013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.153013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.153013][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.153013][ T10] netlink_unicast+0x449/0x710 [ 7102.153013][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.153013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.153013][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.153013][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.153013][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.153013][ T10] [ 7102.154998][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.154998][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7102.154998][ T10] ipv6_find_idev+0x102/0x170 [ 7102.154998][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.154998][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.154998][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.154998][ T10] netlink_unicast+0x449/0x710 [ 7102.154998][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.154998][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.154998][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.154998][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.154998][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.154998][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.154998][ T10] [ 7102.156547][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7102.156547][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7102.156547][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7102.156547][ T10] ipv6_find_idev+0x102/0x170 [ 7102.156547][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.156547][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.156547][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.156547][ T10] netlink_unicast+0x449/0x710 [ 7102.156547][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.156547][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.156547][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.156547][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.156547][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.156547][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.156547][ T10] [ 7102.158238][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7102.158517][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7102.158517][ T10] dst_init+0x84/0x4a0 [ 7102.158517][ T10] dst_alloc+0x97/0x150 [ 7102.158517][ T10] ip6_dst_alloc+0x23/0x90 [ 7102.158517][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7102.158517][ T10] ip6_pol_route+0x56f/0x840 [ 7102.158517][ T10] fib6_rule_lookup+0x456/0x630 [ 7102.158517][ T10] ip6_route_input+0x59c/0xa50 [ 7102.158517][ T10] ipv6_rcv+0x397/0x810 [ 7102.158517][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7102.158517][ T10] process_backlog+0x101/0x620 [ 7102.158517][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7102.158517][ T10] net_rx_action+0x495/0xbe0 [ 7102.158517][ T10] __do_softirq+0x1b5/0x7f6 [ 7102.158517][ T10] [ 7102.160158][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.160158][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7102.160158][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7102.160158][ T10] fib6_nh_init+0xa22/0x1580 [ 7102.160158][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.160158][ T10] ip6_route_add+0x1c/0x140 [ 7102.160158][ T10] inet6_rtm_newroute+0x104/0x110 [ 7102.160158][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.160158][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.160158][ T10] netlink_unicast+0x449/0x710 [ 7102.160158][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.160158][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.160158][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.160158][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.160158][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.160158][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.160158][ T10] [ 7102.162035][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.162035][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.162035][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.162035][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.162035][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7102.162035][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7102.162035][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7102.162035][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7102.162035][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7102.162035][ T10] addrconf_dad_begin+0x310/0x670 [ 7102.162035][ T10] addrconf_dad_work+0x10b/0xab0 [ 7102.162035][ T10] process_one_work+0x84d/0x18a0 [ 7102.162035][ T10] worker_thread+0x587/0xd30 [ 7102.162035][ T10] kthread+0x28a/0x350 [ 7102.162035][ T10] ret_from_fork+0x31/0x70 [ 7102.162035][ T10] ret_from_fork_asm+0x1a/0x30 [ 7102.162035][ T10] [ 7102.163954][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.163954][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.163954][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.163954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.163954][ T10] ip6_route_add+0x1c/0x140 [ 7102.163954][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7102.163954][ T10] inet6_addr_add+0x4f8/0xa40 [ 7102.163954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.163954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.163954][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.163954][ T10] netlink_unicast+0x449/0x710 [ 7102.163954][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.163954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.163954][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.163954][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.163954][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.163954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.163954][ T10] [ 7102.165954][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.165954][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.165954][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.165954][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.165954][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7102.165954][ T10] ipv6_add_addr+0x411/0x2000 [ 7102.165954][ T10] inet6_addr_add+0x30e/0xa40 [ 7102.165954][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.165954][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.165954][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.165954][ T10] netlink_unicast+0x449/0x710 [ 7102.165954][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.165954][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.165954][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.165954][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.165954][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.165954][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.165954][ T10] [ 7102.167951][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.167951][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.167951][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.167951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.167951][ T10] ip6_route_add+0x1c/0x140 [ 7102.167951][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7102.167951][ T10] addrconf_add_dev+0xe2/0x170 [ 7102.167951][ T10] inet6_addr_add+0x12f/0xa40 [ 7102.167951][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.167951][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.167951][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.167951][ T10] netlink_unicast+0x449/0x710 [ 7102.167951][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.167951][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.167951][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.167951][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.167951][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.167951][ T10] [ 7102.170065][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.170065][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7102.170065][ T10] ipv6_find_idev+0x102/0x170 [ 7102.170065][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.170065][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.170065][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.170065][ T10] netlink_unicast+0x449/0x710 [ 7102.170065][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.170065][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.170065][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.170065][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.170065][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.170065][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.170065][ T10] [ 7102.171849][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7102.171849][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7102.171849][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7102.171849][ T10] ipv6_find_idev+0x102/0x170 [ 7102.171849][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.171849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.171849][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.171849][ T10] netlink_unicast+0x449/0x710 [ 7102.171849][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.171849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.171849][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.171849][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.171849][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.171849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.171849][ T10] [ 7102.173770][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7102.174028][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7102.174028][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.174028][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.174028][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.174028][ T10] ip6_route_add+0x1c/0x140 [ 7102.174028][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7102.174028][ T10] inet6_addr_add+0x4f8/0xa40 [ 7102.174028][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.174028][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.174028][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.174028][ T10] netlink_unicast+0x449/0x710 [ 7102.174028][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.174028][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.174028][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.174028][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.174028][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.174028][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.174028][ T10] [ 7102.176269][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7102.176269][ T10] netdev_get_by_index+0x5e/0x80 [ 7102.176269][ T10] fib6_nh_init+0x3d8/0x1580 [ 7102.176269][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7102.176269][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7102.176269][ T10] ipv6_add_addr+0x411/0x2000 [ 7102.176269][ T10] inet6_addr_add+0x30e/0xa40 [ 7102.176269][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7102.176269][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.176269][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.176269][ T10] netlink_unicast+0x449/0x710 [ 7102.176269][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.176269][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.176269][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.176269][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.176269][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.176269][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.176269][ T10] [ 7102.178511][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7102.178511][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7102.178511][ T10] ipv6_find_idev+0x102/0x170 [ 7102.178511][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.178511][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.178511][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.178511][ T10] netlink_unicast+0x449/0x710 [ 7102.178511][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.178511][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.178511][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.178511][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.178511][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.178511][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.178511][ T10] [ 7102.180261][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7102.180261][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7102.180261][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7102.180261][ T10] ipv6_find_idev+0x102/0x170 [ 7102.180261][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7102.180261][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7102.180261][ T10] netlink_rcv_skb+0x130/0x360 [ 7102.180261][ T10] netlink_unicast+0x449/0x710 [ 7102.180261][ T10] netlink_sendmsg+0x723/0xbe0 [ 7102.180261][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7102.180261][ T10] ___sys_sendmsg+0xee/0x170 [ 7102.180261][ T10] __sys_sendmsg+0xcd/0x170 [ 7102.180261][ T10] do_syscall_64+0xc6/0x1e0 [ 7102.180261][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7102.180261][ T10] [ 7112.430839][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7112.431341][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.431341][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7112.431341][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7112.431341][ T10] fib6_nh_init+0xa22/0x1580 [ 7112.431341][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.431341][ T10] ip6_route_add+0x1c/0x140 [ 7112.431341][ T10] inet6_rtm_newroute+0x104/0x110 [ 7112.431341][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.431341][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.431341][ T10] netlink_unicast+0x449/0x710 [ 7112.431341][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.431341][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.431341][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.431341][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.431341][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.431341][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.431341][ T10] [ 7112.433275][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.433275][ T10] dst_init+0x84/0x4a0 [ 7112.433275][ T10] dst_alloc+0x97/0x150 [ 7112.433275][ T10] ip6_dst_alloc+0x23/0x90 [ 7112.433275][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7112.433275][ T10] ip6_pol_route+0x56f/0x840 [ 7112.433275][ T10] fib6_rule_lookup+0x456/0x630 [ 7112.433275][ T10] ip6_route_input+0x59c/0xa50 [ 7112.433275][ T10] ipv6_rcv+0x397/0x810 [ 7112.433275][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7112.433275][ T10] process_backlog+0x101/0x620 [ 7112.433275][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7112.433275][ T10] net_rx_action+0x495/0xbe0 [ 7112.433275][ T10] __do_softirq+0x1b5/0x7f6 [ 7112.433275][ T10] [ 7112.435480][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.435480][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.435480][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.435480][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.435480][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7112.435480][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7112.435480][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7112.435480][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7112.435480][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7112.435480][ T10] addrconf_dad_begin+0x310/0x670 [ 7112.435480][ T10] addrconf_dad_work+0x10b/0xab0 [ 7112.435480][ T10] process_one_work+0x84d/0x18a0 [ 7112.435480][ T10] worker_thread+0x587/0xd30 [ 7112.435480][ T10] kthread+0x28a/0x350 [ 7112.435480][ T10] ret_from_fork+0x31/0x70 [ 7112.435480][ T10] ret_from_fork_asm+0x1a/0x30 [ 7112.435480][ T10] [ 7112.437399][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.437399][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.437399][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.437399][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.437399][ T10] ip6_route_add+0x1c/0x140 [ 7112.437399][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7112.437399][ T10] inet6_addr_add+0x4f8/0xa40 [ 7112.437399][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.437399][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.437399][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.437399][ T10] netlink_unicast+0x449/0x710 [ 7112.437399][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.437399][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.437399][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.437399][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.437399][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.437399][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.437399][ T10] [ 7112.439415][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.439415][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.439415][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.439415][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.439415][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7112.439415][ T10] ipv6_add_addr+0x411/0x2000 [ 7112.439415][ T10] inet6_addr_add+0x30e/0xa40 [ 7112.439415][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.439415][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.439415][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.439415][ T10] netlink_unicast+0x449/0x710 [ 7112.439415][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.439415][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.439415][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.439415][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.439415][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.439415][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.439415][ T10] [ 7112.441416][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.441416][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.441416][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.441416][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.441416][ T10] ip6_route_add+0x1c/0x140 [ 7112.441416][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7112.441416][ T10] addrconf_add_dev+0xe2/0x170 [ 7112.441416][ T10] inet6_addr_add+0x12f/0xa40 [ 7112.441416][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.441416][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.441416][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.441416][ T10] netlink_unicast+0x449/0x710 [ 7112.441416][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.441416][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.441416][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.441416][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.441416][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.441416][ T10] [ 7112.443404][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.443404][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7112.443404][ T10] ipv6_find_idev+0x102/0x170 [ 7112.443404][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.443404][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.443404][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.443404][ T10] netlink_unicast+0x449/0x710 [ 7112.443404][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.443404][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.443404][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.443404][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.443404][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.443404][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.443404][ T10] [ 7112.444955][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7112.444955][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7112.444955][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7112.444955][ T10] ipv6_find_idev+0x102/0x170 [ 7112.444955][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.444955][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.444955][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.444955][ T10] netlink_unicast+0x449/0x710 [ 7112.444955][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.444955][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.444955][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.444955][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.444955][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.444955][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.444955][ T10] [ 7112.446656][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7112.446964][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7112.446964][ T10] dst_init+0x84/0x4a0 [ 7112.446964][ T10] dst_alloc+0x97/0x150 [ 7112.446964][ T10] ip6_dst_alloc+0x23/0x90 [ 7112.446964][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7112.446964][ T10] ip6_pol_route+0x56f/0x840 [ 7112.446964][ T10] fib6_rule_lookup+0x456/0x630 [ 7112.446964][ T10] ip6_route_input+0x59c/0xa50 [ 7112.446964][ T10] ipv6_rcv+0x397/0x810 [ 7112.446964][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7112.446964][ T10] process_backlog+0x101/0x620 [ 7112.446964][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7112.446964][ T10] net_rx_action+0x495/0xbe0 [ 7112.446964][ T10] __do_softirq+0x1b5/0x7f6 [ 7112.446964][ T10] [ 7112.448617][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.448617][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7112.448617][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7112.448617][ T10] fib6_nh_init+0xa22/0x1580 [ 7112.448617][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.448617][ T10] ip6_route_add+0x1c/0x140 [ 7112.448617][ T10] inet6_rtm_newroute+0x104/0x110 [ 7112.448617][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.448617][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.448617][ T10] netlink_unicast+0x449/0x710 [ 7112.448617][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.448617][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.448617][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.448617][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.448617][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.448617][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.448617][ T10] [ 7112.450513][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.450513][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.450513][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.450513][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.450513][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7112.450513][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7112.450513][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7112.450513][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7112.450513][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7112.450513][ T10] addrconf_dad_begin+0x310/0x670 [ 7112.450513][ T10] addrconf_dad_work+0x10b/0xab0 [ 7112.450513][ T10] process_one_work+0x84d/0x18a0 [ 7112.450513][ T10] worker_thread+0x587/0xd30 [ 7112.450513][ T10] kthread+0x28a/0x350 [ 7112.450513][ T10] ret_from_fork+0x31/0x70 [ 7112.450513][ T10] ret_from_fork_asm+0x1a/0x30 [ 7112.450513][ T10] [ 7112.452424][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.452424][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.452424][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.452424][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.452424][ T10] ip6_route_add+0x1c/0x140 [ 7112.452424][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7112.452424][ T10] inet6_addr_add+0x4f8/0xa40 [ 7112.452424][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.452424][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.452424][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.452424][ T10] netlink_unicast+0x449/0x710 [ 7112.452424][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.452424][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.452424][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.452424][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.452424][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.452424][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.452424][ T10] [ 7112.454500][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.454500][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.454500][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.454500][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.454500][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7112.454500][ T10] ipv6_add_addr+0x411/0x2000 [ 7112.454500][ T10] inet6_addr_add+0x30e/0xa40 [ 7112.454500][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.454500][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.454500][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.454500][ T10] netlink_unicast+0x449/0x710 [ 7112.454500][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.454500][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.454500][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.454500][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.454500][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.454500][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.454500][ T10] [ 7112.456603][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.456603][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.456603][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.456603][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.456603][ T10] ip6_route_add+0x1c/0x140 [ 7112.456603][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7112.456603][ T10] addrconf_add_dev+0xe2/0x170 [ 7112.456603][ T10] inet6_addr_add+0x12f/0xa40 [ 7112.456603][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.456603][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.456603][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.456603][ T10] netlink_unicast+0x449/0x710 [ 7112.456603][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.456603][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.456603][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.456603][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.456603][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.456603][ T10] [ 7112.458714][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.458714][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7112.458714][ T10] ipv6_find_idev+0x102/0x170 [ 7112.458714][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.458714][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.458714][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.458714][ T10] netlink_unicast+0x449/0x710 [ 7112.458714][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.458714][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.458714][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.458714][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.458714][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.458714][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.458714][ T10] [ 7112.460449][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7112.460449][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7112.460449][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7112.460449][ T10] ipv6_find_idev+0x102/0x170 [ 7112.460449][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.460449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.460449][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.460449][ T10] netlink_unicast+0x449/0x710 [ 7112.460449][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.460449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.460449][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.460449][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.460449][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.460449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.460449][ T10] [ 7112.462438][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7112.462717][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7112.462717][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.462717][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.462717][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.462717][ T10] ip6_route_add+0x1c/0x140 [ 7112.462717][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7112.462717][ T10] inet6_addr_add+0x4f8/0xa40 [ 7112.462717][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.462717][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.462717][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.462717][ T10] netlink_unicast+0x449/0x710 [ 7112.462717][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.462717][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.462717][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.462717][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.462717][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.462717][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.462717][ T10] [ 7112.464961][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7112.464961][ T10] netdev_get_by_index+0x5e/0x80 [ 7112.464961][ T10] fib6_nh_init+0x3d8/0x1580 [ 7112.464961][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7112.464961][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7112.464961][ T10] ipv6_add_addr+0x411/0x2000 [ 7112.464961][ T10] inet6_addr_add+0x30e/0xa40 [ 7112.464961][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7112.464961][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.464961][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.464961][ T10] netlink_unicast+0x449/0x710 [ 7112.464961][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.464961][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.464961][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.464961][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.464961][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.464961][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.464961][ T10] [ 7112.467159][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7112.467159][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7112.467159][ T10] ipv6_find_idev+0x102/0x170 [ 7112.467159][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.467159][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.467159][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.467159][ T10] netlink_unicast+0x449/0x710 [ 7112.467159][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.467159][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.467159][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.467159][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.467159][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.467159][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.467159][ T10] [ 7112.468834][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7112.468834][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7112.468834][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7112.468834][ T10] ipv6_find_idev+0x102/0x170 [ 7112.468834][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7112.468834][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7112.468834][ T10] netlink_rcv_skb+0x130/0x360 [ 7112.468834][ T10] netlink_unicast+0x449/0x710 [ 7112.468834][ T10] netlink_sendmsg+0x723/0xbe0 [ 7112.468834][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7112.468834][ T10] ___sys_sendmsg+0xee/0x170 [ 7112.468834][ T10] __sys_sendmsg+0xcd/0x170 [ 7112.468834][ T10] do_syscall_64+0xc6/0x1e0 [ 7112.468834][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7112.468834][ T10] [ 7122.470929][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7122.471377][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.471377][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7122.471377][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7122.471377][ T10] fib6_nh_init+0xa22/0x1580 [ 7122.471377][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.471377][ T10] ip6_route_add+0x1c/0x140 [ 7122.471377][ T10] inet6_rtm_newroute+0x104/0x110 [ 7122.471377][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.471377][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.471377][ T10] netlink_unicast+0x449/0x710 [ 7122.471377][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.471377][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.471377][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.471377][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.471377][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.471377][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.471377][ T10] [ 7122.473339][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.473339][ T10] dst_init+0x84/0x4a0 [ 7122.473339][ T10] dst_alloc+0x97/0x150 [ 7122.473339][ T10] ip6_dst_alloc+0x23/0x90 [ 7122.473339][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7122.473339][ T10] ip6_pol_route+0x56f/0x840 [ 7122.473339][ T10] fib6_rule_lookup+0x456/0x630 [ 7122.473339][ T10] ip6_route_input+0x59c/0xa50 [ 7122.473339][ T10] ipv6_rcv+0x397/0x810 [ 7122.473339][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7122.473339][ T10] process_backlog+0x101/0x620 [ 7122.473339][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7122.473339][ T10] net_rx_action+0x495/0xbe0 [ 7122.473339][ T10] __do_softirq+0x1b5/0x7f6 [ 7122.473339][ T10] [ 7122.474987][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.474987][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.474987][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.474987][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.474987][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7122.474987][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7122.474987][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7122.474987][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7122.474987][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7122.474987][ T10] addrconf_dad_begin+0x310/0x670 [ 7122.474987][ T10] addrconf_dad_work+0x10b/0xab0 [ 7122.474987][ T10] process_one_work+0x84d/0x18a0 [ 7122.474987][ T10] worker_thread+0x587/0xd30 [ 7122.474987][ T10] kthread+0x28a/0x350 [ 7122.474987][ T10] ret_from_fork+0x31/0x70 [ 7122.474987][ T10] ret_from_fork_asm+0x1a/0x30 [ 7122.474987][ T10] [ 7122.476912][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.476912][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.476912][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.476912][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.476912][ T10] ip6_route_add+0x1c/0x140 [ 7122.476912][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7122.476912][ T10] inet6_addr_add+0x4f8/0xa40 [ 7122.476912][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.476912][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.476912][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.476912][ T10] netlink_unicast+0x449/0x710 [ 7122.476912][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.476912][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.476912][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.476912][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.476912][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.476912][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.476912][ T10] [ 7122.478937][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.478937][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.478937][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.478937][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.478937][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7122.478937][ T10] ipv6_add_addr+0x411/0x2000 [ 7122.478937][ T10] inet6_addr_add+0x30e/0xa40 [ 7122.478937][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.478937][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.478937][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.478937][ T10] netlink_unicast+0x449/0x710 [ 7122.478937][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.478937][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.478937][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.478937][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.478937][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.478937][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.478937][ T10] [ 7122.480950][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.480950][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.480950][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.480950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.480950][ T10] ip6_route_add+0x1c/0x140 [ 7122.480950][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7122.480950][ T10] addrconf_add_dev+0xe2/0x170 [ 7122.480950][ T10] inet6_addr_add+0x12f/0xa40 [ 7122.480950][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.480950][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.480950][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.480950][ T10] netlink_unicast+0x449/0x710 [ 7122.480950][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.480950][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.480950][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.480950][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.480950][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.480950][ T10] [ 7122.482940][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.482940][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7122.482940][ T10] ipv6_find_idev+0x102/0x170 [ 7122.482940][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.482940][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.482940][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.482940][ T10] netlink_unicast+0x449/0x710 [ 7122.482940][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.482940][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.482940][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.482940][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.482940][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.482940][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.482940][ T10] [ 7122.484489][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7122.484489][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7122.484489][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7122.484489][ T10] ipv6_find_idev+0x102/0x170 [ 7122.484489][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.484489][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.484489][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.484489][ T10] netlink_unicast+0x449/0x710 [ 7122.484489][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.484489][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.484489][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.484489][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.484489][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.484489][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.484489][ T10] [ 7122.486181][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7122.486466][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7122.486466][ T10] dst_init+0x84/0x4a0 [ 7122.486466][ T10] dst_alloc+0x97/0x150 [ 7122.486466][ T10] ip6_dst_alloc+0x23/0x90 [ 7122.486466][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7122.486466][ T10] ip6_pol_route+0x56f/0x840 [ 7122.486466][ T10] fib6_rule_lookup+0x456/0x630 [ 7122.486466][ T10] ip6_route_input+0x59c/0xa50 [ 7122.486466][ T10] ipv6_rcv+0x397/0x810 [ 7122.486466][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7122.486466][ T10] process_backlog+0x101/0x620 [ 7122.486466][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7122.486466][ T10] net_rx_action+0x495/0xbe0 [ 7122.486466][ T10] __do_softirq+0x1b5/0x7f6 [ 7122.486466][ T10] [ 7122.488197][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.488197][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7122.488197][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7122.488197][ T10] fib6_nh_init+0xa22/0x1580 [ 7122.488197][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.488197][ T10] ip6_route_add+0x1c/0x140 [ 7122.488197][ T10] inet6_rtm_newroute+0x104/0x110 [ 7122.488197][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.488197][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.488197][ T10] netlink_unicast+0x449/0x710 [ 7122.488197][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.488197][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.488197][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.488197][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.488197][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.488197][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.488197][ T10] [ 7122.490088][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.490088][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.490088][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.490088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.490088][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7122.490088][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7122.490088][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7122.490088][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7122.490088][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7122.490088][ T10] addrconf_dad_begin+0x310/0x670 [ 7122.490088][ T10] addrconf_dad_work+0x10b/0xab0 [ 7122.490088][ T10] process_one_work+0x84d/0x18a0 [ 7122.490088][ T10] worker_thread+0x587/0xd30 [ 7122.490088][ T10] kthread+0x28a/0x350 [ 7122.490088][ T10] ret_from_fork+0x31/0x70 [ 7122.490088][ T10] ret_from_fork_asm+0x1a/0x30 [ 7122.490088][ T10] [ 7122.492006][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.492006][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.492006][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.492006][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.492006][ T10] ip6_route_add+0x1c/0x140 [ 7122.492006][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7122.492006][ T10] inet6_addr_add+0x4f8/0xa40 [ 7122.492006][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.492006][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.492006][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.492006][ T10] netlink_unicast+0x449/0x710 [ 7122.492006][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.492006][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.492006][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.492006][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.492006][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.492006][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.492006][ T10] [ 7122.494013][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.494013][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.494013][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.494013][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.494013][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7122.494013][ T10] ipv6_add_addr+0x411/0x2000 [ 7122.494013][ T10] inet6_addr_add+0x30e/0xa40 [ 7122.494013][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.494013][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.494013][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.494013][ T10] netlink_unicast+0x449/0x710 [ 7122.494013][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.494013][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.494013][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.494013][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.494013][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.494013][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.494013][ T10] [ 7122.496026][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.496026][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.496026][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.496026][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.496026][ T10] ip6_route_add+0x1c/0x140 [ 7122.496026][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7122.496026][ T10] addrconf_add_dev+0xe2/0x170 [ 7122.496026][ T10] inet6_addr_add+0x12f/0xa40 [ 7122.496026][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.496026][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.496026][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.496026][ T10] netlink_unicast+0x449/0x710 [ 7122.496026][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.496026][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.496026][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.496026][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.496026][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.496026][ T10] [ 7122.498109][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.498109][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7122.498109][ T10] ipv6_find_idev+0x102/0x170 [ 7122.498109][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.498109][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.498109][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.498109][ T10] netlink_unicast+0x449/0x710 [ 7122.498109][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.498109][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.498109][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.498109][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.498109][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.498109][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.498109][ T10] [ 7122.499909][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7122.499909][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7122.499909][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7122.499909][ T10] ipv6_find_idev+0x102/0x170 [ 7122.499909][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.499909][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.499909][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.499909][ T10] netlink_unicast+0x449/0x710 [ 7122.499909][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.499909][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.499909][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.499909][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.499909][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.499909][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.499909][ T10] [ 7122.501842][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7122.502086][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7122.502086][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.502086][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.502086][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.502086][ T10] ip6_route_add+0x1c/0x140 [ 7122.502086][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7122.502086][ T10] inet6_addr_add+0x4f8/0xa40 [ 7122.502086][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.502086][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.502086][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.502086][ T10] netlink_unicast+0x449/0x710 [ 7122.502086][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.502086][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.502086][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.502086][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.502086][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.502086][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.502086][ T10] [ 7122.504328][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7122.504328][ T10] netdev_get_by_index+0x5e/0x80 [ 7122.504328][ T10] fib6_nh_init+0x3d8/0x1580 [ 7122.504328][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7122.504328][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7122.504328][ T10] ipv6_add_addr+0x411/0x2000 [ 7122.504328][ T10] inet6_addr_add+0x30e/0xa40 [ 7122.504328][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7122.504328][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.504328][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.504328][ T10] netlink_unicast+0x449/0x710 [ 7122.504328][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.504328][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.504328][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.504328][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.504328][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.504328][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.504328][ T10] [ 7122.506512][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7122.506512][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7122.506512][ T10] ipv6_find_idev+0x102/0x170 [ 7122.506512][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.506512][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.506512][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.506512][ T10] netlink_unicast+0x449/0x710 [ 7122.506512][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.506512][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.506512][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.506512][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.506512][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.506512][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.506512][ T10] [ 7122.508176][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7122.508176][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7122.508176][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7122.508176][ T10] ipv6_find_idev+0x102/0x170 [ 7122.508176][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7122.508176][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7122.508176][ T10] netlink_rcv_skb+0x130/0x360 [ 7122.508176][ T10] netlink_unicast+0x449/0x710 [ 7122.508176][ T10] netlink_sendmsg+0x723/0xbe0 [ 7122.508176][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7122.508176][ T10] ___sys_sendmsg+0xee/0x170 [ 7122.508176][ T10] __sys_sendmsg+0xcd/0x170 [ 7122.508176][ T10] do_syscall_64+0xc6/0x1e0 [ 7122.508176][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7122.508176][ T10] [ 7132.750919][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7132.751362][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.751362][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7132.751362][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7132.751362][ T10] fib6_nh_init+0xa22/0x1580 [ 7132.751362][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.751362][ T10] ip6_route_add+0x1c/0x140 [ 7132.751362][ T10] inet6_rtm_newroute+0x104/0x110 [ 7132.751362][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.751362][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.751362][ T10] netlink_unicast+0x449/0x710 [ 7132.751362][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.751362][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.751362][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.751362][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.751362][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.751362][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.751362][ T10] [ 7132.753294][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.753294][ T10] dst_init+0x84/0x4a0 [ 7132.753294][ T10] dst_alloc+0x97/0x150 [ 7132.753294][ T10] ip6_dst_alloc+0x23/0x90 [ 7132.753294][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7132.753294][ T10] ip6_pol_route+0x56f/0x840 [ 7132.753294][ T10] fib6_rule_lookup+0x456/0x630 [ 7132.753294][ T10] ip6_route_input+0x59c/0xa50 [ 7132.753294][ T10] ipv6_rcv+0x397/0x810 [ 7132.753294][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7132.753294][ T10] process_backlog+0x101/0x620 [ 7132.753294][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7132.753294][ T10] net_rx_action+0x495/0xbe0 [ 7132.753294][ T10] __do_softirq+0x1b5/0x7f6 [ 7132.753294][ T10] [ 7132.754947][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.754947][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.754947][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.754947][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.754947][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7132.754947][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7132.754947][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7132.754947][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7132.754947][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7132.754947][ T10] addrconf_dad_begin+0x310/0x670 [ 7132.754947][ T10] addrconf_dad_work+0x10b/0xab0 [ 7132.754947][ T10] process_one_work+0x84d/0x18a0 [ 7132.754947][ T10] worker_thread+0x587/0xd30 [ 7132.754947][ T10] kthread+0x28a/0x350 [ 7132.754947][ T10] ret_from_fork+0x31/0x70 [ 7132.754947][ T10] ret_from_fork_asm+0x1a/0x30 [ 7132.754947][ T10] [ 7132.756867][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.756867][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.756867][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.756867][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.756867][ T10] ip6_route_add+0x1c/0x140 [ 7132.756867][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7132.756867][ T10] inet6_addr_add+0x4f8/0xa40 [ 7132.756867][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.756867][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.756867][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.756867][ T10] netlink_unicast+0x449/0x710 [ 7132.756867][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.756867][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.756867][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.756867][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.756867][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.756867][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.756867][ T10] [ 7132.758875][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.758875][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.758875][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.758875][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.758875][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7132.758875][ T10] ipv6_add_addr+0x411/0x2000 [ 7132.758875][ T10] inet6_addr_add+0x30e/0xa40 [ 7132.758875][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.758875][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.758875][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.758875][ T10] netlink_unicast+0x449/0x710 [ 7132.758875][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.758875][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.758875][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.758875][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.758875][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.758875][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.758875][ T10] [ 7132.760881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.760881][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.760881][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.760881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.760881][ T10] ip6_route_add+0x1c/0x140 [ 7132.760881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7132.760881][ T10] addrconf_add_dev+0xe2/0x170 [ 7132.760881][ T10] inet6_addr_add+0x12f/0xa40 [ 7132.760881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.760881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.760881][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.760881][ T10] netlink_unicast+0x449/0x710 [ 7132.760881][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.760881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.760881][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.760881][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.760881][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.760881][ T10] [ 7132.762863][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.762863][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7132.762863][ T10] ipv6_find_idev+0x102/0x170 [ 7132.762863][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.762863][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.762863][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.762863][ T10] netlink_unicast+0x449/0x710 [ 7132.762863][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.762863][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.762863][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.762863][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.762863][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.762863][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.762863][ T10] [ 7132.764402][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7132.764402][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7132.764402][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7132.764402][ T10] ipv6_find_idev+0x102/0x170 [ 7132.764402][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.764402][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.764402][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.764402][ T10] netlink_unicast+0x449/0x710 [ 7132.764402][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.764402][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.764402][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.764402][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.764402][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.764402][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.764402][ T10] [ 7132.766092][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7132.766380][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7132.766380][ T10] dst_init+0x84/0x4a0 [ 7132.766380][ T10] dst_alloc+0x97/0x150 [ 7132.766380][ T10] ip6_dst_alloc+0x23/0x90 [ 7132.766380][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7132.766380][ T10] ip6_pol_route+0x56f/0x840 [ 7132.766380][ T10] fib6_rule_lookup+0x456/0x630 [ 7132.766380][ T10] ip6_route_input+0x59c/0xa50 [ 7132.766380][ T10] ipv6_rcv+0x397/0x810 [ 7132.766380][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7132.766380][ T10] process_backlog+0x101/0x620 [ 7132.766380][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7132.766380][ T10] net_rx_action+0x495/0xbe0 [ 7132.766380][ T10] __do_softirq+0x1b5/0x7f6 [ 7132.766380][ T10] [ 7132.768018][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.768018][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7132.768018][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7132.768018][ T10] fib6_nh_init+0xa22/0x1580 [ 7132.768018][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.768018][ T10] ip6_route_add+0x1c/0x140 [ 7132.768018][ T10] inet6_rtm_newroute+0x104/0x110 [ 7132.768018][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.768018][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.768018][ T10] netlink_unicast+0x449/0x710 [ 7132.768018][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.768018][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.768018][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.768018][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.768018][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.768018][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.768018][ T10] [ 7132.769888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.769888][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.769888][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.769888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.769888][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7132.769888][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7132.769888][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7132.769888][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7132.769888][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7132.769888][ T10] addrconf_dad_begin+0x310/0x670 [ 7132.769888][ T10] addrconf_dad_work+0x10b/0xab0 [ 7132.769888][ T10] process_one_work+0x84d/0x18a0 [ 7132.769888][ T10] worker_thread+0x587/0xd30 [ 7132.769888][ T10] kthread+0x28a/0x350 [ 7132.769888][ T10] ret_from_fork+0x31/0x70 [ 7132.769888][ T10] ret_from_fork_asm+0x1a/0x30 [ 7132.769888][ T10] [ 7132.771806][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.771806][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.771806][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.771806][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.771806][ T10] ip6_route_add+0x1c/0x140 [ 7132.771806][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7132.771806][ T10] inet6_addr_add+0x4f8/0xa40 [ 7132.771806][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.771806][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.771806][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.771806][ T10] netlink_unicast+0x449/0x710 [ 7132.771806][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.771806][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.771806][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.771806][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.771806][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.771806][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.771806][ T10] [ 7132.773808][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.773808][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.773808][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.773808][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.773808][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7132.773808][ T10] ipv6_add_addr+0x411/0x2000 [ 7132.773808][ T10] inet6_addr_add+0x30e/0xa40 [ 7132.773808][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.773808][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.773808][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.773808][ T10] netlink_unicast+0x449/0x710 [ 7132.773808][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.773808][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.773808][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.773808][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.773808][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.773808][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.773808][ T10] [ 7132.775804][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.775804][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.775804][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.775804][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.775804][ T10] ip6_route_add+0x1c/0x140 [ 7132.775804][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7132.775804][ T10] addrconf_add_dev+0xe2/0x170 [ 7132.775804][ T10] inet6_addr_add+0x12f/0xa40 [ 7132.775804][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.775804][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.775804][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.775804][ T10] netlink_unicast+0x449/0x710 [ 7132.775804][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.775804][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.775804][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.775804][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.775804][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.775804][ T10] [ 7132.777895][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.777895][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7132.777895][ T10] ipv6_find_idev+0x102/0x170 [ 7132.777895][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.777895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.777895][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.777895][ T10] netlink_unicast+0x449/0x710 [ 7132.777895][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.777895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.777895][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.777895][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.777895][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.777895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.777895][ T10] [ 7132.779616][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7132.779616][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7132.779616][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7132.779616][ T10] ipv6_find_idev+0x102/0x170 [ 7132.779616][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.779616][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.779616][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.779616][ T10] netlink_unicast+0x449/0x710 [ 7132.779616][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.779616][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.779616][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.779616][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.779616][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.779616][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.779616][ T10] [ 7132.781601][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7132.781840][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7132.781840][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.781840][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.781840][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.781840][ T10] ip6_route_add+0x1c/0x140 [ 7132.781840][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7132.781840][ T10] inet6_addr_add+0x4f8/0xa40 [ 7132.781840][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.781840][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.781840][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.781840][ T10] netlink_unicast+0x449/0x710 [ 7132.781840][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.781840][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.781840][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.781840][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.781840][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.781840][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.781840][ T10] [ 7132.784092][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7132.784092][ T10] netdev_get_by_index+0x5e/0x80 [ 7132.784092][ T10] fib6_nh_init+0x3d8/0x1580 [ 7132.784092][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7132.784092][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7132.784092][ T10] ipv6_add_addr+0x411/0x2000 [ 7132.784092][ T10] inet6_addr_add+0x30e/0xa40 [ 7132.784092][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7132.784092][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.784092][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.784092][ T10] netlink_unicast+0x449/0x710 [ 7132.784092][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.784092][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.784092][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.784092][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.784092][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.784092][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.784092][ T10] [ 7132.786273][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7132.786273][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7132.786273][ T10] ipv6_find_idev+0x102/0x170 [ 7132.786273][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.786273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.786273][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.786273][ T10] netlink_unicast+0x449/0x710 [ 7132.786273][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.786273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.786273][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.786273][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.786273][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.786273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.786273][ T10] [ 7132.787933][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7132.787933][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7132.787933][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7132.787933][ T10] ipv6_find_idev+0x102/0x170 [ 7132.787933][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7132.787933][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7132.787933][ T10] netlink_rcv_skb+0x130/0x360 [ 7132.787933][ T10] netlink_unicast+0x449/0x710 [ 7132.787933][ T10] netlink_sendmsg+0x723/0xbe0 [ 7132.787933][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7132.787933][ T10] ___sys_sendmsg+0xee/0x170 [ 7132.787933][ T10] __sys_sendmsg+0xcd/0x170 [ 7132.787933][ T10] do_syscall_64+0xc6/0x1e0 [ 7132.787933][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7132.787933][ T10] [ 7143.030924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7143.031382][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.031382][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7143.031382][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7143.031382][ T10] fib6_nh_init+0xa22/0x1580 [ 7143.031382][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.031382][ T10] ip6_route_add+0x1c/0x140 [ 7143.031382][ T10] inet6_rtm_newroute+0x104/0x110 [ 7143.031382][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.031382][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.031382][ T10] netlink_unicast+0x449/0x710 [ 7143.031382][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.031382][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.031382][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.031382][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.031382][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.031382][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.031382][ T10] [ 7143.033299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.033299][ T10] dst_init+0x84/0x4a0 [ 7143.033299][ T10] dst_alloc+0x97/0x150 [ 7143.033299][ T10] ip6_dst_alloc+0x23/0x90 [ 7143.033299][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7143.033299][ T10] ip6_pol_route+0x56f/0x840 [ 7143.033299][ T10] fib6_rule_lookup+0x456/0x630 [ 7143.033299][ T10] ip6_route_input+0x59c/0xa50 [ 7143.033299][ T10] ipv6_rcv+0x397/0x810 [ 7143.033299][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7143.033299][ T10] process_backlog+0x101/0x620 [ 7143.033299][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7143.033299][ T10] net_rx_action+0x495/0xbe0 [ 7143.033299][ T10] __do_softirq+0x1b5/0x7f6 [ 7143.033299][ T10] [ 7143.034951][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.034951][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.034951][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.034951][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.034951][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7143.034951][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7143.034951][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7143.034951][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7143.034951][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7143.034951][ T10] addrconf_dad_begin+0x310/0x670 [ 7143.034951][ T10] addrconf_dad_work+0x10b/0xab0 [ 7143.034951][ T10] process_one_work+0x84d/0x18a0 [ 7143.034951][ T10] worker_thread+0x587/0xd30 [ 7143.034951][ T10] kthread+0x28a/0x350 [ 7143.034951][ T10] ret_from_fork+0x31/0x70 [ 7143.034951][ T10] ret_from_fork_asm+0x1a/0x30 [ 7143.034951][ T10] [ 7143.036868][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.036868][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.036868][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.036868][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.036868][ T10] ip6_route_add+0x1c/0x140 [ 7143.036868][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7143.036868][ T10] inet6_addr_add+0x4f8/0xa40 [ 7143.036868][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.036868][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.036868][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.036868][ T10] netlink_unicast+0x449/0x710 [ 7143.036868][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.036868][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.036868][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.036868][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.036868][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.036868][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.036868][ T10] [ 7143.038880][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.038880][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.038880][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.038880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.038880][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7143.038880][ T10] ipv6_add_addr+0x411/0x2000 [ 7143.038880][ T10] inet6_addr_add+0x30e/0xa40 [ 7143.038880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.038880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.038880][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.038880][ T10] netlink_unicast+0x449/0x710 [ 7143.038880][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.038880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.038880][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.038880][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.038880][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.038880][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.038880][ T10] [ 7143.040881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.040881][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.040881][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.040881][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.040881][ T10] ip6_route_add+0x1c/0x140 [ 7143.040881][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7143.040881][ T10] addrconf_add_dev+0xe2/0x170 [ 7143.040881][ T10] inet6_addr_add+0x12f/0xa40 [ 7143.040881][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.040881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.040881][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.040881][ T10] netlink_unicast+0x449/0x710 [ 7143.040881][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.040881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.040881][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.040881][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.040881][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.040881][ T10] [ 7143.042856][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.042856][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7143.042856][ T10] ipv6_find_idev+0x102/0x170 [ 7143.042856][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.042856][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.042856][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.042856][ T10] netlink_unicast+0x449/0x710 [ 7143.042856][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.042856][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.042856][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.042856][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.042856][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.042856][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.042856][ T10] [ 7143.044395][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7143.044395][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7143.044395][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7143.044395][ T10] ipv6_find_idev+0x102/0x170 [ 7143.044395][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.044395][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.044395][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.044395][ T10] netlink_unicast+0x449/0x710 [ 7143.044395][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.044395][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.044395][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.044395][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.044395][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.044395][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.044395][ T10] [ 7143.046091][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7143.046376][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7143.046376][ T10] dst_init+0x84/0x4a0 [ 7143.046376][ T10] dst_alloc+0x97/0x150 [ 7143.046376][ T10] ip6_dst_alloc+0x23/0x90 [ 7143.046376][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7143.046376][ T10] ip6_pol_route+0x56f/0x840 [ 7143.046376][ T10] fib6_rule_lookup+0x456/0x630 [ 7143.046376][ T10] ip6_route_input+0x59c/0xa50 [ 7143.046376][ T10] ipv6_rcv+0x397/0x810 [ 7143.046376][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7143.046376][ T10] process_backlog+0x101/0x620 [ 7143.046376][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7143.046376][ T10] net_rx_action+0x495/0xbe0 [ 7143.046376][ T10] __do_softirq+0x1b5/0x7f6 [ 7143.046376][ T10] [ 7143.048008][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.048008][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7143.048008][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7143.048008][ T10] fib6_nh_init+0xa22/0x1580 [ 7143.048008][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.048008][ T10] ip6_route_add+0x1c/0x140 [ 7143.048008][ T10] inet6_rtm_newroute+0x104/0x110 [ 7143.048008][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.048008][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.048008][ T10] netlink_unicast+0x449/0x710 [ 7143.048008][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.048008][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.048008][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.048008][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.048008][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.048008][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.048008][ T10] [ 7143.049888][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.049888][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.049888][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.049888][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.049888][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7143.049888][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7143.049888][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7143.049888][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7143.049888][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7143.049888][ T10] addrconf_dad_begin+0x310/0x670 [ 7143.049888][ T10] addrconf_dad_work+0x10b/0xab0 [ 7143.049888][ T10] process_one_work+0x84d/0x18a0 [ 7143.049888][ T10] worker_thread+0x587/0xd30 [ 7143.049888][ T10] kthread+0x28a/0x350 [ 7143.049888][ T10] ret_from_fork+0x31/0x70 [ 7143.049888][ T10] ret_from_fork_asm+0x1a/0x30 [ 7143.049888][ T10] [ 7143.051794][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.051794][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.051794][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.051794][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.051794][ T10] ip6_route_add+0x1c/0x140 [ 7143.051794][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7143.051794][ T10] inet6_addr_add+0x4f8/0xa40 [ 7143.051794][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.051794][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.051794][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.051794][ T10] netlink_unicast+0x449/0x710 [ 7143.051794][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.051794][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.051794][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.051794][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.051794][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.051794][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.051794][ T10] [ 7143.053797][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.053797][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.053797][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.053797][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.053797][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7143.053797][ T10] ipv6_add_addr+0x411/0x2000 [ 7143.053797][ T10] inet6_addr_add+0x30e/0xa40 [ 7143.053797][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.053797][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.053797][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.053797][ T10] netlink_unicast+0x449/0x710 [ 7143.053797][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.053797][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.053797][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.053797][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.053797][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.053797][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.053797][ T10] [ 7143.055791][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.055791][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.055791][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.055791][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.055791][ T10] ip6_route_add+0x1c/0x140 [ 7143.055791][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7143.055791][ T10] addrconf_add_dev+0xe2/0x170 [ 7143.055791][ T10] inet6_addr_add+0x12f/0xa40 [ 7143.055791][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.055791][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.055791][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.055791][ T10] netlink_unicast+0x449/0x710 [ 7143.055791][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.055791][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.055791][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.055791][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.055791][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.055791][ T10] [ 7143.057872][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.057872][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7143.057872][ T10] ipv6_find_idev+0x102/0x170 [ 7143.057872][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.057872][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.057872][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.057872][ T10] netlink_unicast+0x449/0x710 [ 7143.057872][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.057872][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.057872][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.057872][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.057872][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.057872][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.057872][ T10] [ 7143.059652][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7143.059652][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7143.059652][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7143.059652][ T10] ipv6_find_idev+0x102/0x170 [ 7143.059652][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.059652][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.059652][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.059652][ T10] netlink_unicast+0x449/0x710 [ 7143.059652][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.059652][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.059652][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.059652][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.059652][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.059652][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.059652][ T10] [ 7143.061575][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7143.061832][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7143.061832][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.061832][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.061832][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.061832][ T10] ip6_route_add+0x1c/0x140 [ 7143.061832][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7143.061832][ T10] inet6_addr_add+0x4f8/0xa40 [ 7143.061832][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.061832][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.061832][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.061832][ T10] netlink_unicast+0x449/0x710 [ 7143.061832][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.061832][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.061832][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.061832][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.061832][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.061832][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.061832][ T10] [ 7143.064088][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7143.064088][ T10] netdev_get_by_index+0x5e/0x80 [ 7143.064088][ T10] fib6_nh_init+0x3d8/0x1580 [ 7143.064088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7143.064088][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7143.064088][ T10] ipv6_add_addr+0x411/0x2000 [ 7143.064088][ T10] inet6_addr_add+0x30e/0xa40 [ 7143.064088][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7143.064088][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.064088][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.064088][ T10] netlink_unicast+0x449/0x710 [ 7143.064088][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.064088][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.064088][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.064088][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.064088][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.064088][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.064088][ T10] [ 7143.066333][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7143.066333][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7143.066333][ T10] ipv6_find_idev+0x102/0x170 [ 7143.066333][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.066333][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.066333][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.066333][ T10] netlink_unicast+0x449/0x710 [ 7143.066333][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.066333][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.066333][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.066333][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.066333][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.066333][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.066333][ T10] [ 7143.067990][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7143.067990][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7143.067990][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7143.067990][ T10] ipv6_find_idev+0x102/0x170 [ 7143.067990][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7143.067990][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7143.067990][ T10] netlink_rcv_skb+0x130/0x360 [ 7143.067990][ T10] netlink_unicast+0x449/0x710 [ 7143.067990][ T10] netlink_sendmsg+0x723/0xbe0 [ 7143.067990][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7143.067990][ T10] ___sys_sendmsg+0xee/0x170 [ 7143.067990][ T10] __sys_sendmsg+0xcd/0x170 [ 7143.067990][ T10] do_syscall_64+0xc6/0x1e0 [ 7143.067990][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7143.067990][ T10] [ 7153.310918][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7153.311352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.311352][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7153.311352][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7153.311352][ T10] fib6_nh_init+0xa22/0x1580 [ 7153.311352][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.311352][ T10] ip6_route_add+0x1c/0x140 [ 7153.311352][ T10] inet6_rtm_newroute+0x104/0x110 [ 7153.311352][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.311352][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.311352][ T10] netlink_unicast+0x449/0x710 [ 7153.311352][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.311352][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.311352][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.311352][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.311352][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.311352][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.311352][ T10] [ 7153.313279][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.313279][ T10] dst_init+0x84/0x4a0 [ 7153.313279][ T10] dst_alloc+0x97/0x150 [ 7153.313279][ T10] ip6_dst_alloc+0x23/0x90 [ 7153.313279][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7153.313279][ T10] ip6_pol_route+0x56f/0x840 [ 7153.313279][ T10] fib6_rule_lookup+0x456/0x630 [ 7153.313279][ T10] ip6_route_input+0x59c/0xa50 [ 7153.313279][ T10] ipv6_rcv+0x397/0x810 [ 7153.313279][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7153.313279][ T10] process_backlog+0x101/0x620 [ 7153.313279][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7153.313279][ T10] net_rx_action+0x495/0xbe0 [ 7153.313279][ T10] __do_softirq+0x1b5/0x7f6 [ 7153.313279][ T10] [ 7153.315042][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.315042][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.315042][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.315042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.315042][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7153.315042][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7153.315042][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7153.315042][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7153.315042][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7153.315042][ T10] addrconf_dad_begin+0x310/0x670 [ 7153.315042][ T10] addrconf_dad_work+0x10b/0xab0 [ 7153.315042][ T10] process_one_work+0x84d/0x18a0 [ 7153.315042][ T10] worker_thread+0x587/0xd30 [ 7153.315042][ T10] kthread+0x28a/0x350 [ 7153.315042][ T10] ret_from_fork+0x31/0x70 [ 7153.315042][ T10] ret_from_fork_asm+0x1a/0x30 [ 7153.315042][ T10] [ 7153.316962][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.316962][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.316962][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.316962][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.316962][ T10] ip6_route_add+0x1c/0x140 [ 7153.316962][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7153.316962][ T10] inet6_addr_add+0x4f8/0xa40 [ 7153.316962][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.316962][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.316962][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.316962][ T10] netlink_unicast+0x449/0x710 [ 7153.316962][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.316962][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.316962][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.316962][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.316962][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.316962][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.316962][ T10] [ 7153.318967][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.318967][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.318967][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.318967][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.318967][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7153.318967][ T10] ipv6_add_addr+0x411/0x2000 [ 7153.318967][ T10] inet6_addr_add+0x30e/0xa40 [ 7153.318967][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.318967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.318967][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.318967][ T10] netlink_unicast+0x449/0x710 [ 7153.318967][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.318967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.318967][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.318967][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.318967][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.318967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.318967][ T10] [ 7153.320979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.320979][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.320979][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.320979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.320979][ T10] ip6_route_add+0x1c/0x140 [ 7153.320979][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7153.320979][ T10] addrconf_add_dev+0xe2/0x170 [ 7153.320979][ T10] inet6_addr_add+0x12f/0xa40 [ 7153.320979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.320979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.320979][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.320979][ T10] netlink_unicast+0x449/0x710 [ 7153.320979][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.320979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.320979][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.320979][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.320979][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.320979][ T10] [ 7153.322963][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.322963][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7153.322963][ T10] ipv6_find_idev+0x102/0x170 [ 7153.322963][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.322963][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.322963][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.322963][ T10] netlink_unicast+0x449/0x710 [ 7153.322963][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.322963][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.322963][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.322963][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.322963][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.322963][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.322963][ T10] [ 7153.324518][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7153.324518][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7153.324518][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7153.324518][ T10] ipv6_find_idev+0x102/0x170 [ 7153.324518][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.324518][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.324518][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.324518][ T10] netlink_unicast+0x449/0x710 [ 7153.324518][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.324518][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.324518][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.324518][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.324518][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.324518][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.324518][ T10] [ 7153.326234][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7153.326523][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7153.326523][ T10] dst_init+0x84/0x4a0 [ 7153.326523][ T10] dst_alloc+0x97/0x150 [ 7153.326523][ T10] ip6_dst_alloc+0x23/0x90 [ 7153.326523][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7153.326523][ T10] ip6_pol_route+0x56f/0x840 [ 7153.326523][ T10] fib6_rule_lookup+0x456/0x630 [ 7153.326523][ T10] ip6_route_input+0x59c/0xa50 [ 7153.326523][ T10] ipv6_rcv+0x397/0x810 [ 7153.326523][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7153.326523][ T10] process_backlog+0x101/0x620 [ 7153.326523][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7153.326523][ T10] net_rx_action+0x495/0xbe0 [ 7153.326523][ T10] __do_softirq+0x1b5/0x7f6 [ 7153.326523][ T10] [ 7153.328171][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.328171][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7153.328171][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7153.328171][ T10] fib6_nh_init+0xa22/0x1580 [ 7153.328171][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.328171][ T10] ip6_route_add+0x1c/0x140 [ 7153.328171][ T10] inet6_rtm_newroute+0x104/0x110 [ 7153.328171][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.328171][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.328171][ T10] netlink_unicast+0x449/0x710 [ 7153.328171][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.328171][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.328171][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.328171][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.328171][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.328171][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.328171][ T10] [ 7153.330072][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.330072][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.330072][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.330072][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.330072][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7153.330072][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7153.330072][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7153.330072][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7153.330072][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7153.330072][ T10] addrconf_dad_begin+0x310/0x670 [ 7153.330072][ T10] addrconf_dad_work+0x10b/0xab0 [ 7153.330072][ T10] process_one_work+0x84d/0x18a0 [ 7153.330072][ T10] worker_thread+0x587/0xd30 [ 7153.330072][ T10] kthread+0x28a/0x350 [ 7153.330072][ T10] ret_from_fork+0x31/0x70 [ 7153.330072][ T10] ret_from_fork_asm+0x1a/0x30 [ 7153.330072][ T10] [ 7153.331984][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.331984][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.331984][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.331984][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.331984][ T10] ip6_route_add+0x1c/0x140 [ 7153.331984][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7153.331984][ T10] inet6_addr_add+0x4f8/0xa40 [ 7153.331984][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.331984][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.331984][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.331984][ T10] netlink_unicast+0x449/0x710 [ 7153.331984][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.331984][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.331984][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.331984][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.331984][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.331984][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.331984][ T10] [ 7153.334000][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.334000][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.334000][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.334000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.334000][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7153.334000][ T10] ipv6_add_addr+0x411/0x2000 [ 7153.334000][ T10] inet6_addr_add+0x30e/0xa40 [ 7153.334000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.334000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.334000][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.334000][ T10] netlink_unicast+0x449/0x710 [ 7153.334000][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.334000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.334000][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.334000][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.334000][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.334000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.334000][ T10] [ 7153.336000][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.336000][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.336000][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.336000][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.336000][ T10] ip6_route_add+0x1c/0x140 [ 7153.336000][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7153.336000][ T10] addrconf_add_dev+0xe2/0x170 [ 7153.336000][ T10] inet6_addr_add+0x12f/0xa40 [ 7153.336000][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.336000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.336000][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.336000][ T10] netlink_unicast+0x449/0x710 [ 7153.336000][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.336000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.336000][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.336000][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.336000][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.336000][ T10] [ 7153.338095][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.338095][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7153.338095][ T10] ipv6_find_idev+0x102/0x170 [ 7153.338095][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.338095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.338095][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.338095][ T10] netlink_unicast+0x449/0x710 [ 7153.338095][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.338095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.338095][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.338095][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.338095][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.338095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.338095][ T10] [ 7153.339825][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7153.339825][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7153.339825][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7153.339825][ T10] ipv6_find_idev+0x102/0x170 [ 7153.339825][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.339825][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.339825][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.339825][ T10] netlink_unicast+0x449/0x710 [ 7153.339825][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.339825][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.339825][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.339825][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.339825][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.339825][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.339825][ T10] [ 7153.341825][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7153.342077][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7153.342077][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.342077][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.342077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.342077][ T10] ip6_route_add+0x1c/0x140 [ 7153.342077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7153.342077][ T10] inet6_addr_add+0x4f8/0xa40 [ 7153.342077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.342077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.342077][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.342077][ T10] netlink_unicast+0x449/0x710 [ 7153.342077][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.342077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.342077][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.342077][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.342077][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.342077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.342077][ T10] [ 7153.344422][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7153.344422][ T10] netdev_get_by_index+0x5e/0x80 [ 7153.344422][ T10] fib6_nh_init+0x3d8/0x1580 [ 7153.344422][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7153.344422][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7153.344422][ T10] ipv6_add_addr+0x411/0x2000 [ 7153.344422][ T10] inet6_addr_add+0x30e/0xa40 [ 7153.344422][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7153.344422][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.344422][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.344422][ T10] netlink_unicast+0x449/0x710 [ 7153.344422][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.344422][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.344422][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.344422][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.344422][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.344422][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.344422][ T10] [ 7153.346664][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7153.346664][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7153.346664][ T10] ipv6_find_idev+0x102/0x170 [ 7153.346664][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.346664][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.346664][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.346664][ T10] netlink_unicast+0x449/0x710 [ 7153.346664][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.346664][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.346664][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.346664][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.346664][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.346664][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.346664][ T10] [ 7153.348316][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7153.348316][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7153.348316][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7153.348316][ T10] ipv6_find_idev+0x102/0x170 [ 7153.348316][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7153.348316][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7153.348316][ T10] netlink_rcv_skb+0x130/0x360 [ 7153.348316][ T10] netlink_unicast+0x449/0x710 [ 7153.348316][ T10] netlink_sendmsg+0x723/0xbe0 [ 7153.348316][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7153.348316][ T10] ___sys_sendmsg+0xee/0x170 [ 7153.348316][ T10] __sys_sendmsg+0xcd/0x170 [ 7153.348316][ T10] do_syscall_64+0xc6/0x1e0 [ 7153.348316][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7153.348316][ T10] [ 7163.590921][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7163.591366][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.591366][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7163.591366][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7163.591366][ T10] fib6_nh_init+0xa22/0x1580 [ 7163.591366][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.591366][ T10] ip6_route_add+0x1c/0x140 [ 7163.591366][ T10] inet6_rtm_newroute+0x104/0x110 [ 7163.591366][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.591366][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.591366][ T10] netlink_unicast+0x449/0x710 [ 7163.591366][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.591366][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.591366][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.591366][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.591366][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.591366][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.591366][ T10] [ 7163.593299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.593299][ T10] dst_init+0x84/0x4a0 [ 7163.593299][ T10] dst_alloc+0x97/0x150 [ 7163.593299][ T10] ip6_dst_alloc+0x23/0x90 [ 7163.593299][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7163.593299][ T10] ip6_pol_route+0x56f/0x840 [ 7163.593299][ T10] fib6_rule_lookup+0x456/0x630 [ 7163.593299][ T10] ip6_route_input+0x59c/0xa50 [ 7163.593299][ T10] ipv6_rcv+0x397/0x810 [ 7163.593299][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7163.593299][ T10] process_backlog+0x101/0x620 [ 7163.593299][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7163.593299][ T10] net_rx_action+0x495/0xbe0 [ 7163.593299][ T10] __do_softirq+0x1b5/0x7f6 [ 7163.593299][ T10] [ 7163.594952][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.594952][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.594952][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.594952][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.594952][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7163.594952][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7163.594952][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7163.594952][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7163.594952][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7163.594952][ T10] addrconf_dad_begin+0x310/0x670 [ 7163.594952][ T10] addrconf_dad_work+0x10b/0xab0 [ 7163.594952][ T10] process_one_work+0x84d/0x18a0 [ 7163.594952][ T10] worker_thread+0x587/0xd30 [ 7163.594952][ T10] kthread+0x28a/0x350 [ 7163.594952][ T10] ret_from_fork+0x31/0x70 [ 7163.594952][ T10] ret_from_fork_asm+0x1a/0x30 [ 7163.594952][ T10] [ 7163.596884][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.596884][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.596884][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.596884][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.596884][ T10] ip6_route_add+0x1c/0x140 [ 7163.596884][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7163.596884][ T10] inet6_addr_add+0x4f8/0xa40 [ 7163.596884][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.596884][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.596884][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.596884][ T10] netlink_unicast+0x449/0x710 [ 7163.596884][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.596884][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.596884][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.596884][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.596884][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.596884][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.596884][ T10] [ 7163.598892][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.598892][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.598892][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.598892][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.598892][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7163.598892][ T10] ipv6_add_addr+0x411/0x2000 [ 7163.598892][ T10] inet6_addr_add+0x30e/0xa40 [ 7163.598892][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.598892][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.598892][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.598892][ T10] netlink_unicast+0x449/0x710 [ 7163.598892][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.598892][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.598892][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.598892][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.598892][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.598892][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.598892][ T10] [ 7163.600904][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.600904][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.600904][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.600904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.600904][ T10] ip6_route_add+0x1c/0x140 [ 7163.600904][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7163.600904][ T10] addrconf_add_dev+0xe2/0x170 [ 7163.600904][ T10] inet6_addr_add+0x12f/0xa40 [ 7163.600904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.600904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.600904][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.600904][ T10] netlink_unicast+0x449/0x710 [ 7163.600904][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.600904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.600904][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.600904][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.600904][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.600904][ T10] [ 7163.602881][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.602881][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7163.602881][ T10] ipv6_find_idev+0x102/0x170 [ 7163.602881][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.602881][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.602881][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.602881][ T10] netlink_unicast+0x449/0x710 [ 7163.602881][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.602881][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.602881][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.602881][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.602881][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.602881][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.602881][ T10] [ 7163.604437][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7163.604437][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7163.604437][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7163.604437][ T10] ipv6_find_idev+0x102/0x170 [ 7163.604437][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.604437][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.604437][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.604437][ T10] netlink_unicast+0x449/0x710 [ 7163.604437][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.604437][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.604437][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.604437][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.604437][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.604437][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.604437][ T10] [ 7163.606140][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7163.606427][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7163.606427][ T10] dst_init+0x84/0x4a0 [ 7163.606427][ T10] dst_alloc+0x97/0x150 [ 7163.606427][ T10] ip6_dst_alloc+0x23/0x90 [ 7163.606427][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7163.606427][ T10] ip6_pol_route+0x56f/0x840 [ 7163.606427][ T10] fib6_rule_lookup+0x456/0x630 [ 7163.606427][ T10] ip6_route_input+0x59c/0xa50 [ 7163.606427][ T10] ipv6_rcv+0x397/0x810 [ 7163.606427][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7163.606427][ T10] process_backlog+0x101/0x620 [ 7163.606427][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7163.606427][ T10] net_rx_action+0x495/0xbe0 [ 7163.606427][ T10] __do_softirq+0x1b5/0x7f6 [ 7163.606427][ T10] [ 7163.608067][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.608067][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7163.608067][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7163.608067][ T10] fib6_nh_init+0xa22/0x1580 [ 7163.608067][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.608067][ T10] ip6_route_add+0x1c/0x140 [ 7163.608067][ T10] inet6_rtm_newroute+0x104/0x110 [ 7163.608067][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.608067][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.608067][ T10] netlink_unicast+0x449/0x710 [ 7163.608067][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.608067][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.608067][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.608067][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.608067][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.608067][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.608067][ T10] [ 7163.609950][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.609950][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.609950][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.609950][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.609950][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7163.609950][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7163.609950][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7163.609950][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7163.609950][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7163.609950][ T10] addrconf_dad_begin+0x310/0x670 [ 7163.609950][ T10] addrconf_dad_work+0x10b/0xab0 [ 7163.609950][ T10] process_one_work+0x84d/0x18a0 [ 7163.609950][ T10] worker_thread+0x587/0xd30 [ 7163.609950][ T10] kthread+0x28a/0x350 [ 7163.609950][ T10] ret_from_fork+0x31/0x70 [ 7163.609950][ T10] ret_from_fork_asm+0x1a/0x30 [ 7163.609950][ T10] [ 7163.611862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.611862][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.611862][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.611862][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.611862][ T10] ip6_route_add+0x1c/0x140 [ 7163.611862][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7163.611862][ T10] inet6_addr_add+0x4f8/0xa40 [ 7163.611862][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.611862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.611862][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.611862][ T10] netlink_unicast+0x449/0x710 [ 7163.611862][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.611862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.611862][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.611862][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.611862][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.611862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.611862][ T10] [ 7163.613873][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.613873][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.613873][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.613873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.613873][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7163.613873][ T10] ipv6_add_addr+0x411/0x2000 [ 7163.613873][ T10] inet6_addr_add+0x30e/0xa40 [ 7163.613873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.613873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.613873][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.613873][ T10] netlink_unicast+0x449/0x710 [ 7163.613873][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.613873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.613873][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.613873][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.613873][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.613873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.613873][ T10] [ 7163.615880][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.615880][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.615880][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.615880][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.615880][ T10] ip6_route_add+0x1c/0x140 [ 7163.615880][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7163.615880][ T10] addrconf_add_dev+0xe2/0x170 [ 7163.615880][ T10] inet6_addr_add+0x12f/0xa40 [ 7163.615880][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.615880][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.615880][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.615880][ T10] netlink_unicast+0x449/0x710 [ 7163.615880][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.615880][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.615880][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.615880][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.615880][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.615880][ T10] [ 7163.617967][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.617967][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7163.617967][ T10] ipv6_find_idev+0x102/0x170 [ 7163.617967][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.617967][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.617967][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.617967][ T10] netlink_unicast+0x449/0x710 [ 7163.617967][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.617967][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.617967][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.617967][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.617967][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.617967][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.617967][ T10] [ 7163.619758][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7163.619758][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7163.619758][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7163.619758][ T10] ipv6_find_idev+0x102/0x170 [ 7163.619758][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.619758][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.619758][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.619758][ T10] netlink_unicast+0x449/0x710 [ 7163.619758][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.619758][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.619758][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.619758][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.619758][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.619758][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.619758][ T10] [ 7163.622210][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7163.622470][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7163.622470][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.622470][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.622470][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.622470][ T10] ip6_route_add+0x1c/0x140 [ 7163.622470][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7163.622470][ T10] inet6_addr_add+0x4f8/0xa40 [ 7163.622470][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.622470][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.622470][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.622470][ T10] netlink_unicast+0x449/0x710 [ 7163.622470][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.622470][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.622470][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.622470][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.622470][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.622470][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.622470][ T10] [ 7163.624715][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7163.624715][ T10] netdev_get_by_index+0x5e/0x80 [ 7163.624715][ T10] fib6_nh_init+0x3d8/0x1580 [ 7163.624715][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7163.624715][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7163.624715][ T10] ipv6_add_addr+0x411/0x2000 [ 7163.624715][ T10] inet6_addr_add+0x30e/0xa40 [ 7163.624715][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7163.624715][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.624715][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.624715][ T10] netlink_unicast+0x449/0x710 [ 7163.624715][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.624715][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.624715][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.624715][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.624715][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.624715][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.624715][ T10] [ 7163.626959][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7163.626959][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7163.626959][ T10] ipv6_find_idev+0x102/0x170 [ 7163.626959][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.626959][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.626959][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.626959][ T10] netlink_unicast+0x449/0x710 [ 7163.626959][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.626959][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.626959][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.626959][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.626959][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.626959][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.626959][ T10] [ 7163.628645][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7163.628645][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7163.628645][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7163.628645][ T10] ipv6_find_idev+0x102/0x170 [ 7163.628645][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7163.628645][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7163.628645][ T10] netlink_rcv_skb+0x130/0x360 [ 7163.628645][ T10] netlink_unicast+0x449/0x710 [ 7163.628645][ T10] netlink_sendmsg+0x723/0xbe0 [ 7163.628645][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7163.628645][ T10] ___sys_sendmsg+0xee/0x170 [ 7163.628645][ T10] __sys_sendmsg+0xcd/0x170 [ 7163.628645][ T10] do_syscall_64+0xc6/0x1e0 [ 7163.628645][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7163.628645][ T10] [ 7173.870954][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7173.871397][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.871397][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7173.871397][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7173.871397][ T10] fib6_nh_init+0xa22/0x1580 [ 7173.871397][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.871397][ T10] ip6_route_add+0x1c/0x140 [ 7173.871397][ T10] inet6_rtm_newroute+0x104/0x110 [ 7173.871397][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.871397][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.871397][ T10] netlink_unicast+0x449/0x710 [ 7173.871397][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.871397][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.871397][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.871397][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.871397][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.871397][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.871397][ T10] [ 7173.873352][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.873352][ T10] dst_init+0x84/0x4a0 [ 7173.873352][ T10] dst_alloc+0x97/0x150 [ 7173.873352][ T10] ip6_dst_alloc+0x23/0x90 [ 7173.873352][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7173.873352][ T10] ip6_pol_route+0x56f/0x840 [ 7173.873352][ T10] fib6_rule_lookup+0x456/0x630 [ 7173.873352][ T10] ip6_route_input+0x59c/0xa50 [ 7173.873352][ T10] ipv6_rcv+0x397/0x810 [ 7173.873352][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7173.873352][ T10] process_backlog+0x101/0x620 [ 7173.873352][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7173.873352][ T10] net_rx_action+0x495/0xbe0 [ 7173.873352][ T10] __do_softirq+0x1b5/0x7f6 [ 7173.873352][ T10] [ 7173.875025][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.875025][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.875025][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.875025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.875025][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7173.875025][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7173.875025][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7173.875025][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7173.875025][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7173.875025][ T10] addrconf_dad_begin+0x310/0x670 [ 7173.875025][ T10] addrconf_dad_work+0x10b/0xab0 [ 7173.875025][ T10] process_one_work+0x84d/0x18a0 [ 7173.875025][ T10] worker_thread+0x587/0xd30 [ 7173.875025][ T10] kthread+0x28a/0x350 [ 7173.875025][ T10] ret_from_fork+0x31/0x70 [ 7173.875025][ T10] ret_from_fork_asm+0x1a/0x30 [ 7173.875025][ T10] [ 7173.876979][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.876979][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.876979][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.876979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.876979][ T10] ip6_route_add+0x1c/0x140 [ 7173.876979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7173.876979][ T10] inet6_addr_add+0x4f8/0xa40 [ 7173.876979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.876979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.876979][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.876979][ T10] netlink_unicast+0x449/0x710 [ 7173.876979][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.876979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.876979][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.876979][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.876979][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.876979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.876979][ T10] [ 7173.878996][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.878996][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.878996][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.878996][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.878996][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7173.878996][ T10] ipv6_add_addr+0x411/0x2000 [ 7173.878996][ T10] inet6_addr_add+0x30e/0xa40 [ 7173.878996][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.878996][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.878996][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.878996][ T10] netlink_unicast+0x449/0x710 [ 7173.878996][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.878996][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.878996][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.878996][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.878996][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.878996][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.878996][ T10] [ 7173.881019][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.881019][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.881019][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.881019][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.881019][ T10] ip6_route_add+0x1c/0x140 [ 7173.881019][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7173.881019][ T10] addrconf_add_dev+0xe2/0x170 [ 7173.881019][ T10] inet6_addr_add+0x12f/0xa40 [ 7173.881019][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.881019][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.881019][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.881019][ T10] netlink_unicast+0x449/0x710 [ 7173.881019][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.881019][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.881019][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.881019][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.881019][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.881019][ T10] [ 7173.883017][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.883017][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7173.883017][ T10] ipv6_find_idev+0x102/0x170 [ 7173.883017][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.883017][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.883017][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.883017][ T10] netlink_unicast+0x449/0x710 [ 7173.883017][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.883017][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.883017][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.883017][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.883017][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.883017][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.883017][ T10] [ 7173.884570][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7173.884570][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7173.884570][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7173.884570][ T10] ipv6_find_idev+0x102/0x170 [ 7173.884570][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.884570][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.884570][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.884570][ T10] netlink_unicast+0x449/0x710 [ 7173.884570][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.884570][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.884570][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.884570][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.884570][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.884570][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.884570][ T10] [ 7173.886275][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7173.886576][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7173.886576][ T10] dst_init+0x84/0x4a0 [ 7173.886576][ T10] dst_alloc+0x97/0x150 [ 7173.886576][ T10] ip6_dst_alloc+0x23/0x90 [ 7173.886576][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7173.886576][ T10] ip6_pol_route+0x56f/0x840 [ 7173.886576][ T10] fib6_rule_lookup+0x456/0x630 [ 7173.886576][ T10] ip6_route_input+0x59c/0xa50 [ 7173.886576][ T10] ipv6_rcv+0x397/0x810 [ 7173.886576][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7173.886576][ T10] process_backlog+0x101/0x620 [ 7173.886576][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7173.886576][ T10] net_rx_action+0x495/0xbe0 [ 7173.886576][ T10] __do_softirq+0x1b5/0x7f6 [ 7173.886576][ T10] [ 7173.888230][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.888230][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7173.888230][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7173.888230][ T10] fib6_nh_init+0xa22/0x1580 [ 7173.888230][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.888230][ T10] ip6_route_add+0x1c/0x140 [ 7173.888230][ T10] inet6_rtm_newroute+0x104/0x110 [ 7173.888230][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.888230][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.888230][ T10] netlink_unicast+0x449/0x710 [ 7173.888230][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.888230][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.888230][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.888230][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.888230][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.888230][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.888230][ T10] [ 7173.890131][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.890131][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.890131][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.890131][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.890131][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7173.890131][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7173.890131][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7173.890131][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7173.890131][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7173.890131][ T10] addrconf_dad_begin+0x310/0x670 [ 7173.890131][ T10] addrconf_dad_work+0x10b/0xab0 [ 7173.890131][ T10] process_one_work+0x84d/0x18a0 [ 7173.890131][ T10] worker_thread+0x587/0xd30 [ 7173.890131][ T10] kthread+0x28a/0x350 [ 7173.890131][ T10] ret_from_fork+0x31/0x70 [ 7173.890131][ T10] ret_from_fork_asm+0x1a/0x30 [ 7173.890131][ T10] [ 7173.892077][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.892077][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.892077][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.892077][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.892077][ T10] ip6_route_add+0x1c/0x140 [ 7173.892077][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7173.892077][ T10] inet6_addr_add+0x4f8/0xa40 [ 7173.892077][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.892077][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.892077][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.892077][ T10] netlink_unicast+0x449/0x710 [ 7173.892077][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.892077][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.892077][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.892077][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.892077][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.892077][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.892077][ T10] [ 7173.894099][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.894099][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.894099][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.894099][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.894099][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7173.894099][ T10] ipv6_add_addr+0x411/0x2000 [ 7173.894099][ T10] inet6_addr_add+0x30e/0xa40 [ 7173.894099][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.894099][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.894099][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.894099][ T10] netlink_unicast+0x449/0x710 [ 7173.894099][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.894099][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.894099][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.894099][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.894099][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.894099][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.894099][ T10] [ 7173.896142][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.896142][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.896142][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.896142][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.896142][ T10] ip6_route_add+0x1c/0x140 [ 7173.896142][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7173.896142][ T10] addrconf_add_dev+0xe2/0x170 [ 7173.896142][ T10] inet6_addr_add+0x12f/0xa40 [ 7173.896142][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.896142][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.896142][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.896142][ T10] netlink_unicast+0x449/0x710 [ 7173.896142][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.896142][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.896142][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.896142][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.896142][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.896142][ T10] [ 7173.898249][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.898249][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7173.898249][ T10] ipv6_find_idev+0x102/0x170 [ 7173.898249][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.898249][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.898249][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.898249][ T10] netlink_unicast+0x449/0x710 [ 7173.898249][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.898249][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.898249][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.898249][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.898249][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.898249][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.898249][ T10] [ 7173.900012][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7173.900012][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7173.900012][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7173.900012][ T10] ipv6_find_idev+0x102/0x170 [ 7173.900012][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.900012][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.900012][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.900012][ T10] netlink_unicast+0x449/0x710 [ 7173.900012][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.900012][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.900012][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.900012][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.900012][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.900012][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.900012][ T10] [ 7173.902022][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7173.902273][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7173.902273][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.902273][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.902273][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.902273][ T10] ip6_route_add+0x1c/0x140 [ 7173.902273][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7173.902273][ T10] inet6_addr_add+0x4f8/0xa40 [ 7173.902273][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.902273][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.902273][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.902273][ T10] netlink_unicast+0x449/0x710 [ 7173.902273][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.902273][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.902273][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.902273][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.902273][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.902273][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.902273][ T10] [ 7173.904553][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7173.904553][ T10] netdev_get_by_index+0x5e/0x80 [ 7173.904553][ T10] fib6_nh_init+0x3d8/0x1580 [ 7173.904553][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7173.904553][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7173.904553][ T10] ipv6_add_addr+0x411/0x2000 [ 7173.904553][ T10] inet6_addr_add+0x30e/0xa40 [ 7173.904553][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7173.904553][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.904553][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.904553][ T10] netlink_unicast+0x449/0x710 [ 7173.904553][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.904553][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.904553][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.904553][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.904553][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.904553][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.904553][ T10] [ 7173.906810][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7173.906810][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7173.906810][ T10] ipv6_find_idev+0x102/0x170 [ 7173.906810][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.906810][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.906810][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.906810][ T10] netlink_unicast+0x449/0x710 [ 7173.906810][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.906810][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.906810][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.906810][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.906810][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.906810][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.906810][ T10] [ 7173.908485][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7173.908485][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7173.908485][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7173.908485][ T10] ipv6_find_idev+0x102/0x170 [ 7173.908485][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7173.908485][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7173.908485][ T10] netlink_rcv_skb+0x130/0x360 [ 7173.908485][ T10] netlink_unicast+0x449/0x710 [ 7173.908485][ T10] netlink_sendmsg+0x723/0xbe0 [ 7173.908485][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7173.908485][ T10] ___sys_sendmsg+0xee/0x170 [ 7173.908485][ T10] __sys_sendmsg+0xcd/0x170 [ 7173.908485][ T10] do_syscall_64+0xc6/0x1e0 [ 7173.908485][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7173.908485][ T10] [ 7184.150847][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7184.151317][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.151317][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7184.151317][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7184.151317][ T10] fib6_nh_init+0xa22/0x1580 [ 7184.151317][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.151317][ T10] ip6_route_add+0x1c/0x140 [ 7184.151317][ T10] inet6_rtm_newroute+0x104/0x110 [ 7184.151317][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.151317][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.151317][ T10] netlink_unicast+0x449/0x710 [ 7184.151317][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.151317][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.151317][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.151317][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.151317][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.151317][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.151317][ T10] [ 7184.153292][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.153292][ T10] dst_init+0x84/0x4a0 [ 7184.153292][ T10] dst_alloc+0x97/0x150 [ 7184.153292][ T10] ip6_dst_alloc+0x23/0x90 [ 7184.153292][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7184.153292][ T10] ip6_pol_route+0x56f/0x840 [ 7184.153292][ T10] fib6_rule_lookup+0x456/0x630 [ 7184.153292][ T10] ip6_route_input+0x59c/0xa50 [ 7184.153292][ T10] ipv6_rcv+0x397/0x810 [ 7184.153292][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7184.153292][ T10] process_backlog+0x101/0x620 [ 7184.153292][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7184.153292][ T10] net_rx_action+0x495/0xbe0 [ 7184.153292][ T10] __do_softirq+0x1b5/0x7f6 [ 7184.153292][ T10] [ 7184.154956][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.154956][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.154956][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.154956][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.154956][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7184.154956][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7184.154956][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7184.154956][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7184.154956][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7184.154956][ T10] addrconf_dad_begin+0x310/0x670 [ 7184.154956][ T10] addrconf_dad_work+0x10b/0xab0 [ 7184.154956][ T10] process_one_work+0x84d/0x18a0 [ 7184.154956][ T10] worker_thread+0x587/0xd30 [ 7184.154956][ T10] kthread+0x28a/0x350 [ 7184.154956][ T10] ret_from_fork+0x31/0x70 [ 7184.154956][ T10] ret_from_fork_asm+0x1a/0x30 [ 7184.154956][ T10] [ 7184.156895][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.156895][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.156895][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.156895][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.156895][ T10] ip6_route_add+0x1c/0x140 [ 7184.156895][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7184.156895][ T10] inet6_addr_add+0x4f8/0xa40 [ 7184.156895][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.156895][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.156895][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.156895][ T10] netlink_unicast+0x449/0x710 [ 7184.156895][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.156895][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.156895][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.156895][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.156895][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.156895][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.156895][ T10] [ 7184.158904][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.158904][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.158904][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.158904][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.158904][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7184.158904][ T10] ipv6_add_addr+0x411/0x2000 [ 7184.158904][ T10] inet6_addr_add+0x30e/0xa40 [ 7184.158904][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.158904][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.158904][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.158904][ T10] netlink_unicast+0x449/0x710 [ 7184.158904][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.158904][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.158904][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.158904][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.158904][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.158904][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.158904][ T10] [ 7184.160927][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.160927][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.160927][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.160927][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.160927][ T10] ip6_route_add+0x1c/0x140 [ 7184.160927][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7184.160927][ T10] addrconf_add_dev+0xe2/0x170 [ 7184.160927][ T10] inet6_addr_add+0x12f/0xa40 [ 7184.160927][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.160927][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.160927][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.160927][ T10] netlink_unicast+0x449/0x710 [ 7184.160927][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.160927][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.160927][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.160927][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.160927][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.160927][ T10] [ 7184.162915][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.162915][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7184.162915][ T10] ipv6_find_idev+0x102/0x170 [ 7184.162915][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.162915][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.162915][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.162915][ T10] netlink_unicast+0x449/0x710 [ 7184.162915][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.162915][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.162915][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.162915][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.162915][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.162915][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.162915][ T10] [ 7184.164469][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7184.164469][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7184.164469][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7184.164469][ T10] ipv6_find_idev+0x102/0x170 [ 7184.164469][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.164469][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.164469][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.164469][ T10] netlink_unicast+0x449/0x710 [ 7184.164469][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.164469][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.164469][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.164469][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.164469][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.164469][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.164469][ T10] [ 7184.166181][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7184.166463][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7184.166463][ T10] dst_init+0x84/0x4a0 [ 7184.166463][ T10] dst_alloc+0x97/0x150 [ 7184.166463][ T10] ip6_dst_alloc+0x23/0x90 [ 7184.166463][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7184.166463][ T10] ip6_pol_route+0x56f/0x840 [ 7184.166463][ T10] fib6_rule_lookup+0x456/0x630 [ 7184.166463][ T10] ip6_route_input+0x59c/0xa50 [ 7184.166463][ T10] ipv6_rcv+0x397/0x810 [ 7184.166463][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7184.166463][ T10] process_backlog+0x101/0x620 [ 7184.166463][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7184.166463][ T10] net_rx_action+0x495/0xbe0 [ 7184.166463][ T10] __do_softirq+0x1b5/0x7f6 [ 7184.166463][ T10] [ 7184.168123][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.168123][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7184.168123][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7184.168123][ T10] fib6_nh_init+0xa22/0x1580 [ 7184.168123][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.168123][ T10] ip6_route_add+0x1c/0x140 [ 7184.168123][ T10] inet6_rtm_newroute+0x104/0x110 [ 7184.168123][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.168123][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.168123][ T10] netlink_unicast+0x449/0x710 [ 7184.168123][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.168123][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.168123][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.168123][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.168123][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.168123][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.168123][ T10] [ 7184.170133][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.170133][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.170133][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.170133][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.170133][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7184.170133][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7184.170133][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7184.170133][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7184.170133][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7184.170133][ T10] addrconf_dad_begin+0x310/0x670 [ 7184.170133][ T10] addrconf_dad_work+0x10b/0xab0 [ 7184.170133][ T10] process_one_work+0x84d/0x18a0 [ 7184.170133][ T10] worker_thread+0x587/0xd30 [ 7184.170133][ T10] kthread+0x28a/0x350 [ 7184.170133][ T10] ret_from_fork+0x31/0x70 [ 7184.170133][ T10] ret_from_fork_asm+0x1a/0x30 [ 7184.170133][ T10] [ 7184.172069][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.172069][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.172069][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.172069][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.172069][ T10] ip6_route_add+0x1c/0x140 [ 7184.172069][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7184.172069][ T10] inet6_addr_add+0x4f8/0xa40 [ 7184.172069][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.172069][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.172069][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.172069][ T10] netlink_unicast+0x449/0x710 [ 7184.172069][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.172069][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.172069][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.172069][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.172069][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.172069][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.172069][ T10] [ 7184.174095][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.174095][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.174095][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.174095][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.174095][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7184.174095][ T10] ipv6_add_addr+0x411/0x2000 [ 7184.174095][ T10] inet6_addr_add+0x30e/0xa40 [ 7184.174095][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.174095][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.174095][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.174095][ T10] netlink_unicast+0x449/0x710 [ 7184.174095][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.174095][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.174095][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.174095][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.174095][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.174095][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.174095][ T10] [ 7184.176148][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.176148][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.176148][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.176148][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.176148][ T10] ip6_route_add+0x1c/0x140 [ 7184.176148][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7184.176148][ T10] addrconf_add_dev+0xe2/0x170 [ 7184.176148][ T10] inet6_addr_add+0x12f/0xa40 [ 7184.176148][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.176148][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.176148][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.176148][ T10] netlink_unicast+0x449/0x710 [ 7184.176148][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.176148][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.176148][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.176148][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.176148][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.176148][ T10] [ 7184.178258][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.178258][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7184.178258][ T10] ipv6_find_idev+0x102/0x170 [ 7184.178258][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.178258][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.178258][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.178258][ T10] netlink_unicast+0x449/0x710 [ 7184.178258][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.178258][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.178258][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.178258][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.178258][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.178258][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.178258][ T10] [ 7184.180052][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7184.180052][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7184.180052][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7184.180052][ T10] ipv6_find_idev+0x102/0x170 [ 7184.180052][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.180052][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.180052][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.180052][ T10] netlink_unicast+0x449/0x710 [ 7184.180052][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.180052][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.180052][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.180052][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.180052][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.180052][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.180052][ T10] [ 7184.182016][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7184.182274][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7184.182274][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.182274][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.182274][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.182274][ T10] ip6_route_add+0x1c/0x140 [ 7184.182274][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7184.182274][ T10] inet6_addr_add+0x4f8/0xa40 [ 7184.182274][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.182274][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.182274][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.182274][ T10] netlink_unicast+0x449/0x710 [ 7184.182274][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.182274][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.182274][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.182274][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.182274][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.182274][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.182274][ T10] [ 7184.185196][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7184.185196][ T10] netdev_get_by_index+0x5e/0x80 [ 7184.185196][ T10] fib6_nh_init+0x3d8/0x1580 [ 7184.185196][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7184.185196][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7184.185196][ T10] ipv6_add_addr+0x411/0x2000 [ 7184.185196][ T10] inet6_addr_add+0x30e/0xa40 [ 7184.185196][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7184.185196][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.185196][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.185196][ T10] netlink_unicast+0x449/0x710 [ 7184.185196][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.185196][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.185196][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.185196][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.185196][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.185196][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.185196][ T10] [ 7184.188747][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7184.188747][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7184.188747][ T10] ipv6_find_idev+0x102/0x170 [ 7184.188747][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.188747][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.188747][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.188747][ T10] netlink_unicast+0x449/0x710 [ 7184.188747][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.188747][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.188747][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.188747][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.188747][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.188747][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.188747][ T10] [ 7184.191433][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7184.191433][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7184.191433][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7184.191433][ T10] ipv6_find_idev+0x102/0x170 [ 7184.191433][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7184.191433][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7184.191433][ T10] netlink_rcv_skb+0x130/0x360 [ 7184.191433][ T10] netlink_unicast+0x449/0x710 [ 7184.191433][ T10] netlink_sendmsg+0x723/0xbe0 [ 7184.191433][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7184.191433][ T10] ___sys_sendmsg+0xee/0x170 [ 7184.191433][ T10] __sys_sendmsg+0xcd/0x170 [ 7184.191433][ T10] do_syscall_64+0xc6/0x1e0 [ 7184.191433][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7184.191433][ T10] [ 7194.430849][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7194.431299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.431299][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7194.431299][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7194.431299][ T10] fib6_nh_init+0xa22/0x1580 [ 7194.431299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.431299][ T10] ip6_route_add+0x1c/0x140 [ 7194.431299][ T10] inet6_rtm_newroute+0x104/0x110 [ 7194.431299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.431299][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.431299][ T10] netlink_unicast+0x449/0x710 [ 7194.431299][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.431299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.431299][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.431299][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.431299][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.431299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.431299][ T10] [ 7194.434160][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.434160][ T10] dst_init+0x84/0x4a0 [ 7194.434160][ T10] dst_alloc+0x97/0x150 [ 7194.434160][ T10] ip6_dst_alloc+0x23/0x90 [ 7194.434160][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7194.434160][ T10] ip6_pol_route+0x56f/0x840 [ 7194.434160][ T10] fib6_rule_lookup+0x456/0x630 [ 7194.434160][ T10] ip6_route_input+0x59c/0xa50 [ 7194.434160][ T10] ipv6_rcv+0x397/0x810 [ 7194.434160][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7194.434160][ T10] process_backlog+0x101/0x620 [ 7194.434160][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7194.434160][ T10] net_rx_action+0x495/0xbe0 [ 7194.434160][ T10] __do_softirq+0x1b5/0x7f6 [ 7194.434160][ T10] [ 7194.436813][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.436813][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.436813][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.436813][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.436813][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7194.436813][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7194.436813][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7194.436813][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7194.436813][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7194.436813][ T10] addrconf_dad_begin+0x310/0x670 [ 7194.436813][ T10] addrconf_dad_work+0x10b/0xab0 [ 7194.436813][ T10] process_one_work+0x84d/0x18a0 [ 7194.436813][ T10] worker_thread+0x587/0xd30 [ 7194.436813][ T10] kthread+0x28a/0x350 [ 7194.436813][ T10] ret_from_fork+0x31/0x70 [ 7194.436813][ T10] ret_from_fork_asm+0x1a/0x30 [ 7194.436813][ T10] [ 7194.439896][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.439896][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.439896][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.439896][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.439896][ T10] ip6_route_add+0x1c/0x140 [ 7194.439896][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7194.439896][ T10] inet6_addr_add+0x4f8/0xa40 [ 7194.439896][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.439896][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.439896][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.439896][ T10] netlink_unicast+0x449/0x710 [ 7194.439896][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.439896][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.439896][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.439896][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.439896][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.439896][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.439896][ T10] [ 7194.442716][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.442716][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.442716][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.442716][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.442716][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7194.442716][ T10] ipv6_add_addr+0x411/0x2000 [ 7194.442716][ T10] inet6_addr_add+0x30e/0xa40 [ 7194.442716][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.442716][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.442716][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.442716][ T10] netlink_unicast+0x449/0x710 [ 7194.442716][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.442716][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.442716][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.442716][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.442716][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.442716][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.442716][ T10] [ 7194.444720][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.444720][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.444720][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.444720][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.444720][ T10] ip6_route_add+0x1c/0x140 [ 7194.444720][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7194.444720][ T10] addrconf_add_dev+0xe2/0x170 [ 7194.444720][ T10] inet6_addr_add+0x12f/0xa40 [ 7194.444720][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.444720][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.444720][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.444720][ T10] netlink_unicast+0x449/0x710 [ 7194.444720][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.444720][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.444720][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.444720][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.444720][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.444720][ T10] [ 7194.446723][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.446723][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7194.446723][ T10] ipv6_find_idev+0x102/0x170 [ 7194.446723][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.446723][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.446723][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.446723][ T10] netlink_unicast+0x449/0x710 [ 7194.446723][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.446723][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.446723][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.446723][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.446723][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.446723][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.446723][ T10] [ 7194.448284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7194.448284][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7194.448284][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7194.448284][ T10] ipv6_find_idev+0x102/0x170 [ 7194.448284][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.448284][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.448284][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.448284][ T10] netlink_unicast+0x449/0x710 [ 7194.448284][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.448284][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.448284][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.448284][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.448284][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.448284][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.448284][ T10] [ 7194.450003][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7194.450291][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7194.450291][ T10] dst_init+0x84/0x4a0 [ 7194.450291][ T10] dst_alloc+0x97/0x150 [ 7194.450291][ T10] ip6_dst_alloc+0x23/0x90 [ 7194.450291][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7194.450291][ T10] ip6_pol_route+0x56f/0x840 [ 7194.450291][ T10] fib6_rule_lookup+0x456/0x630 [ 7194.450291][ T10] ip6_route_input+0x59c/0xa50 [ 7194.450291][ T10] ipv6_rcv+0x397/0x810 [ 7194.450291][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7194.450291][ T10] process_backlog+0x101/0x620 [ 7194.450291][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7194.450291][ T10] net_rx_action+0x495/0xbe0 [ 7194.450291][ T10] __do_softirq+0x1b5/0x7f6 [ 7194.450291][ T10] [ 7194.451942][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.451942][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7194.451942][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7194.451942][ T10] fib6_nh_init+0xa22/0x1580 [ 7194.451942][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.451942][ T10] ip6_route_add+0x1c/0x140 [ 7194.451942][ T10] inet6_rtm_newroute+0x104/0x110 [ 7194.451942][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.451942][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.451942][ T10] netlink_unicast+0x449/0x710 [ 7194.451942][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.451942][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.451942][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.451942][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.451942][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.451942][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.451942][ T10] [ 7194.453838][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.453838][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.453838][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.453838][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.453838][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7194.453838][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7194.453838][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7194.453838][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7194.453838][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7194.453838][ T10] addrconf_dad_begin+0x310/0x670 [ 7194.453838][ T10] addrconf_dad_work+0x10b/0xab0 [ 7194.453838][ T10] process_one_work+0x84d/0x18a0 [ 7194.453838][ T10] worker_thread+0x587/0xd30 [ 7194.453838][ T10] kthread+0x28a/0x350 [ 7194.453838][ T10] ret_from_fork+0x31/0x70 [ 7194.453838][ T10] ret_from_fork_asm+0x1a/0x30 [ 7194.453838][ T10] [ 7194.455778][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.455778][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.455778][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.455778][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.455778][ T10] ip6_route_add+0x1c/0x140 [ 7194.455778][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7194.455778][ T10] inet6_addr_add+0x4f8/0xa40 [ 7194.455778][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.455778][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.455778][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.455778][ T10] netlink_unicast+0x449/0x710 [ 7194.455778][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.455778][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.455778][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.455778][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.455778][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.455778][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.455778][ T10] [ 7194.457795][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.457795][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.457795][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.457795][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.457795][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7194.457795][ T10] ipv6_add_addr+0x411/0x2000 [ 7194.457795][ T10] inet6_addr_add+0x30e/0xa40 [ 7194.457795][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.457795][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.457795][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.457795][ T10] netlink_unicast+0x449/0x710 [ 7194.457795][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.457795][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.457795][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.457795][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.457795][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.457795][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.457795][ T10] [ 7194.459799][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.459799][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.459799][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.459799][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.459799][ T10] ip6_route_add+0x1c/0x140 [ 7194.459799][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7194.459799][ T10] addrconf_add_dev+0xe2/0x170 [ 7194.459799][ T10] inet6_addr_add+0x12f/0xa40 [ 7194.459799][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.459799][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.459799][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.459799][ T10] netlink_unicast+0x449/0x710 [ 7194.459799][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.459799][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.459799][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.459799][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.459799][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.459799][ T10] [ 7194.461845][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.461845][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7194.461845][ T10] ipv6_find_idev+0x102/0x170 [ 7194.461845][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.461845][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.461845][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.461845][ T10] netlink_unicast+0x449/0x710 [ 7194.461845][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.461845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.461845][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.461845][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.461845][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.461845][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.461845][ T10] [ 7194.463551][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7194.463551][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7194.463551][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7194.463551][ T10] ipv6_find_idev+0x102/0x170 [ 7194.463551][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.463551][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.463551][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.463551][ T10] netlink_unicast+0x449/0x710 [ 7194.463551][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.463551][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.463551][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.463551][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.463551][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.463551][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.463551][ T10] [ 7194.465403][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7194.465654][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7194.465654][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.465654][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.465654][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.465654][ T10] ip6_route_add+0x1c/0x140 [ 7194.465654][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7194.465654][ T10] inet6_addr_add+0x4f8/0xa40 [ 7194.465654][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.465654][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.465654][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.465654][ T10] netlink_unicast+0x449/0x710 [ 7194.465654][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.465654][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.465654][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.465654][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.465654][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.465654][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.465654][ T10] [ 7194.467835][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7194.467835][ T10] netdev_get_by_index+0x5e/0x80 [ 7194.467835][ T10] fib6_nh_init+0x3d8/0x1580 [ 7194.467835][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7194.467835][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7194.467835][ T10] ipv6_add_addr+0x411/0x2000 [ 7194.467835][ T10] inet6_addr_add+0x30e/0xa40 [ 7194.467835][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7194.467835][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.467835][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.467835][ T10] netlink_unicast+0x449/0x710 [ 7194.467835][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.467835][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.467835][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.467835][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.467835][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.467835][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.467835][ T10] [ 7194.470101][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7194.470101][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7194.470101][ T10] ipv6_find_idev+0x102/0x170 [ 7194.470101][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.470101][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.470101][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.470101][ T10] netlink_unicast+0x449/0x710 [ 7194.470101][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.470101][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.470101][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.470101][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.470101][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.470101][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.470101][ T10] [ 7194.471725][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7194.471725][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7194.471725][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7194.471725][ T10] ipv6_find_idev+0x102/0x170 [ 7194.471725][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7194.471725][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7194.471725][ T10] netlink_rcv_skb+0x130/0x360 [ 7194.471725][ T10] netlink_unicast+0x449/0x710 [ 7194.471725][ T10] netlink_sendmsg+0x723/0xbe0 [ 7194.471725][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7194.471725][ T10] ___sys_sendmsg+0xee/0x170 [ 7194.471725][ T10] __sys_sendmsg+0xcd/0x170 [ 7194.471725][ T10] do_syscall_64+0xc6/0x1e0 [ 7194.471725][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7194.471725][ T10] [ 7204.726948][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7204.727393][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.727393][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7204.727393][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7204.727393][ T10] fib6_nh_init+0xa22/0x1580 [ 7204.727393][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.727393][ T10] ip6_route_add+0x1c/0x140 [ 7204.727393][ T10] inet6_rtm_newroute+0x104/0x110 [ 7204.727393][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.727393][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.727393][ T10] netlink_unicast+0x449/0x710 [ 7204.727393][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.727393][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.727393][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.727393][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.727393][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.727393][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.727393][ T10] [ 7204.729430][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.729430][ T10] dst_init+0x84/0x4a0 [ 7204.729430][ T10] dst_alloc+0x97/0x150 [ 7204.729430][ T10] ip6_dst_alloc+0x23/0x90 [ 7204.729430][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7204.729430][ T10] ip6_pol_route+0x56f/0x840 [ 7204.729430][ T10] fib6_rule_lookup+0x456/0x630 [ 7204.729430][ T10] ip6_route_input+0x59c/0xa50 [ 7204.729430][ T10] ipv6_rcv+0x397/0x810 [ 7204.729430][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7204.729430][ T10] process_backlog+0x101/0x620 [ 7204.729430][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7204.729430][ T10] net_rx_action+0x495/0xbe0 [ 7204.729430][ T10] __do_softirq+0x1b5/0x7f6 [ 7204.729430][ T10] [ 7204.731088][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.731088][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.731088][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.731088][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.731088][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7204.731088][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7204.731088][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7204.731088][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7204.731088][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7204.731088][ T10] addrconf_dad_begin+0x310/0x670 [ 7204.731088][ T10] addrconf_dad_work+0x10b/0xab0 [ 7204.731088][ T10] process_one_work+0x84d/0x18a0 [ 7204.731088][ T10] worker_thread+0x587/0xd30 [ 7204.731088][ T10] kthread+0x28a/0x350 [ 7204.731088][ T10] ret_from_fork+0x31/0x70 [ 7204.731088][ T10] ret_from_fork_asm+0x1a/0x30 [ 7204.731088][ T10] [ 7204.733015][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.733015][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.733015][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.733015][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.733015][ T10] ip6_route_add+0x1c/0x140 [ 7204.733015][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7204.733015][ T10] inet6_addr_add+0x4f8/0xa40 [ 7204.733015][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.733015][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.733015][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.733015][ T10] netlink_unicast+0x449/0x710 [ 7204.733015][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.733015][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.733015][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.733015][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.733015][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.733015][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.733015][ T10] [ 7204.735021][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.735021][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.735021][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.735021][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.735021][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7204.735021][ T10] ipv6_add_addr+0x411/0x2000 [ 7204.735021][ T10] inet6_addr_add+0x30e/0xa40 [ 7204.735021][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.735021][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.735021][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.735021][ T10] netlink_unicast+0x449/0x710 [ 7204.735021][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.735021][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.735021][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.735021][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.735021][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.735021][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.735021][ T10] [ 7204.737027][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.737027][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.737027][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.737027][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.737027][ T10] ip6_route_add+0x1c/0x140 [ 7204.737027][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7204.737027][ T10] addrconf_add_dev+0xe2/0x170 [ 7204.737027][ T10] inet6_addr_add+0x12f/0xa40 [ 7204.737027][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.737027][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.737027][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.737027][ T10] netlink_unicast+0x449/0x710 [ 7204.737027][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.737027][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.737027][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.737027][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.737027][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.737027][ T10] [ 7204.739000][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.739000][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7204.739000][ T10] ipv6_find_idev+0x102/0x170 [ 7204.739000][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.739000][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.739000][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.739000][ T10] netlink_unicast+0x449/0x710 [ 7204.739000][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.739000][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.739000][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.739000][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.739000][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.739000][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.739000][ T10] [ 7204.740559][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7204.740559][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7204.740559][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7204.740559][ T10] ipv6_find_idev+0x102/0x170 [ 7204.740559][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.740559][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.740559][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.740559][ T10] netlink_unicast+0x449/0x710 [ 7204.740559][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.740559][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.740559][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.740559][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.740559][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.740559][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.740559][ T10] [ 7204.742273][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7204.742547][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7204.742547][ T10] dst_init+0x84/0x4a0 [ 7204.742547][ T10] dst_alloc+0x97/0x150 [ 7204.742547][ T10] ip6_dst_alloc+0x23/0x90 [ 7204.742547][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7204.742547][ T10] ip6_pol_route+0x56f/0x840 [ 7204.742547][ T10] fib6_rule_lookup+0x456/0x630 [ 7204.742547][ T10] ip6_route_input+0x59c/0xa50 [ 7204.742547][ T10] ipv6_rcv+0x397/0x810 [ 7204.742547][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7204.742547][ T10] process_backlog+0x101/0x620 [ 7204.742547][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7204.742547][ T10] net_rx_action+0x495/0xbe0 [ 7204.742547][ T10] __do_softirq+0x1b5/0x7f6 [ 7204.742547][ T10] [ 7204.744184][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.744184][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7204.744184][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7204.744184][ T10] fib6_nh_init+0xa22/0x1580 [ 7204.744184][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.744184][ T10] ip6_route_add+0x1c/0x140 [ 7204.744184][ T10] inet6_rtm_newroute+0x104/0x110 [ 7204.744184][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.744184][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.744184][ T10] netlink_unicast+0x449/0x710 [ 7204.744184][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.744184][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.744184][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.744184][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.744184][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.744184][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.744184][ T10] [ 7204.746058][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.746058][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.746058][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.746058][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.746058][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7204.746058][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7204.746058][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7204.746058][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7204.746058][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7204.746058][ T10] addrconf_dad_begin+0x310/0x670 [ 7204.746058][ T10] addrconf_dad_work+0x10b/0xab0 [ 7204.746058][ T10] process_one_work+0x84d/0x18a0 [ 7204.746058][ T10] worker_thread+0x587/0xd30 [ 7204.746058][ T10] kthread+0x28a/0x350 [ 7204.746058][ T10] ret_from_fork+0x31/0x70 [ 7204.746058][ T10] ret_from_fork_asm+0x1a/0x30 [ 7204.746058][ T10] [ 7204.747979][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.747979][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.747979][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.747979][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.747979][ T10] ip6_route_add+0x1c/0x140 [ 7204.747979][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7204.747979][ T10] inet6_addr_add+0x4f8/0xa40 [ 7204.747979][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.747979][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.747979][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.747979][ T10] netlink_unicast+0x449/0x710 [ 7204.747979][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.747979][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.747979][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.747979][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.747979][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.747979][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.747979][ T10] [ 7204.749980][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.749980][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.749980][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.749980][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.749980][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7204.749980][ T10] ipv6_add_addr+0x411/0x2000 [ 7204.749980][ T10] inet6_addr_add+0x30e/0xa40 [ 7204.749980][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.749980][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.749980][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.749980][ T10] netlink_unicast+0x449/0x710 [ 7204.749980][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.749980][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.749980][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.749980][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.749980][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.749980][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.749980][ T10] [ 7204.751989][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.751989][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.751989][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.751989][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.751989][ T10] ip6_route_add+0x1c/0x140 [ 7204.751989][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7204.751989][ T10] addrconf_add_dev+0xe2/0x170 [ 7204.751989][ T10] inet6_addr_add+0x12f/0xa40 [ 7204.751989][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.751989][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.751989][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.751989][ T10] netlink_unicast+0x449/0x710 [ 7204.751989][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.751989][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.751989][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.751989][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.751989][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.751989][ T10] [ 7204.754080][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.754080][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7204.754080][ T10] ipv6_find_idev+0x102/0x170 [ 7204.754080][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.754080][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.754080][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.754080][ T10] netlink_unicast+0x449/0x710 [ 7204.754080][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.754080][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.754080][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.754080][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.754080][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.754080][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.754080][ T10] [ 7204.755862][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7204.755862][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7204.755862][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7204.755862][ T10] ipv6_find_idev+0x102/0x170 [ 7204.755862][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.755862][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.755862][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.755862][ T10] netlink_unicast+0x449/0x710 [ 7204.755862][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.755862][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.755862][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.755862][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.755862][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.755862][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.755862][ T10] [ 7204.757782][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7204.758070][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7204.758070][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.758070][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.758070][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.758070][ T10] ip6_route_add+0x1c/0x140 [ 7204.758070][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7204.758070][ T10] inet6_addr_add+0x4f8/0xa40 [ 7204.758070][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.758070][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.758070][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.758070][ T10] netlink_unicast+0x449/0x710 [ 7204.758070][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.758070][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.758070][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.758070][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.758070][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.758070][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.758070][ T10] [ 7204.760323][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7204.760323][ T10] netdev_get_by_index+0x5e/0x80 [ 7204.760323][ T10] fib6_nh_init+0x3d8/0x1580 [ 7204.760323][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7204.760323][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7204.760323][ T10] ipv6_add_addr+0x411/0x2000 [ 7204.760323][ T10] inet6_addr_add+0x30e/0xa40 [ 7204.760323][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7204.760323][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.760323][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.760323][ T10] netlink_unicast+0x449/0x710 [ 7204.760323][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.760323][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.760323][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.760323][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.760323][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.760323][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.760323][ T10] [ 7204.762574][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7204.762574][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7204.762574][ T10] ipv6_find_idev+0x102/0x170 [ 7204.762574][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.762574][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.762574][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.762574][ T10] netlink_unicast+0x449/0x710 [ 7204.762574][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.762574][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.762574][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.762574][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.762574][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.762574][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.762574][ T10] [ 7204.764234][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7204.764234][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7204.764234][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7204.764234][ T10] ipv6_find_idev+0x102/0x170 [ 7204.764234][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7204.764234][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7204.764234][ T10] netlink_rcv_skb+0x130/0x360 [ 7204.764234][ T10] netlink_unicast+0x449/0x710 [ 7204.764234][ T10] netlink_sendmsg+0x723/0xbe0 [ 7204.764234][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7204.764234][ T10] ___sys_sendmsg+0xee/0x170 [ 7204.764234][ T10] __sys_sendmsg+0xcd/0x170 [ 7204.764234][ T10] do_syscall_64+0xc6/0x1e0 [ 7204.764234][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7204.764234][ T10] [ 7214.806924][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7214.807370][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.807370][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7214.807370][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7214.807370][ T10] fib6_nh_init+0xa22/0x1580 [ 7214.807370][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.807370][ T10] ip6_route_add+0x1c/0x140 [ 7214.807370][ T10] inet6_rtm_newroute+0x104/0x110 [ 7214.807370][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.807370][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.807370][ T10] netlink_unicast+0x449/0x710 [ 7214.807370][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.807370][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.807370][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.807370][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.807370][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.807370][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.807370][ T10] [ 7214.809284][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.809284][ T10] dst_init+0x84/0x4a0 [ 7214.809284][ T10] dst_alloc+0x97/0x150 [ 7214.809284][ T10] ip6_dst_alloc+0x23/0x90 [ 7214.809284][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7214.809284][ T10] ip6_pol_route+0x56f/0x840 [ 7214.809284][ T10] fib6_rule_lookup+0x456/0x630 [ 7214.809284][ T10] ip6_route_input+0x59c/0xa50 [ 7214.809284][ T10] ipv6_rcv+0x397/0x810 [ 7214.809284][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7214.809284][ T10] process_backlog+0x101/0x620 [ 7214.809284][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7214.809284][ T10] net_rx_action+0x495/0xbe0 [ 7214.809284][ T10] __do_softirq+0x1b5/0x7f6 [ 7214.809284][ T10] [ 7214.810941][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.810941][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.810941][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.810941][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.810941][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7214.810941][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7214.810941][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7214.810941][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7214.810941][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7214.810941][ T10] addrconf_dad_begin+0x310/0x670 [ 7214.810941][ T10] addrconf_dad_work+0x10b/0xab0 [ 7214.810941][ T10] process_one_work+0x84d/0x18a0 [ 7214.810941][ T10] worker_thread+0x587/0xd30 [ 7214.810941][ T10] kthread+0x28a/0x350 [ 7214.810941][ T10] ret_from_fork+0x31/0x70 [ 7214.810941][ T10] ret_from_fork_asm+0x1a/0x30 [ 7214.810941][ T10] [ 7214.812873][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.812873][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.812873][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.812873][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.812873][ T10] ip6_route_add+0x1c/0x140 [ 7214.812873][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7214.812873][ T10] inet6_addr_add+0x4f8/0xa40 [ 7214.812873][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.812873][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.812873][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.812873][ T10] netlink_unicast+0x449/0x710 [ 7214.812873][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.812873][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.812873][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.812873][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.812873][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.812873][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.812873][ T10] [ 7214.814878][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.814878][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.814878][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.814878][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.814878][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7214.814878][ T10] ipv6_add_addr+0x411/0x2000 [ 7214.814878][ T10] inet6_addr_add+0x30e/0xa40 [ 7214.814878][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.814878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.814878][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.814878][ T10] netlink_unicast+0x449/0x710 [ 7214.814878][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.814878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.814878][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.814878][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.814878][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.814878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.814878][ T10] [ 7214.816899][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.816899][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.816899][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.816899][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.816899][ T10] ip6_route_add+0x1c/0x140 [ 7214.816899][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7214.816899][ T10] addrconf_add_dev+0xe2/0x170 [ 7214.816899][ T10] inet6_addr_add+0x12f/0xa40 [ 7214.816899][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.816899][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.816899][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.816899][ T10] netlink_unicast+0x449/0x710 [ 7214.816899][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.816899][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.816899][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.816899][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.816899][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.816899][ T10] [ 7214.818864][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.818864][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7214.818864][ T10] ipv6_find_idev+0x102/0x170 [ 7214.818864][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.818864][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.818864][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.818864][ T10] netlink_unicast+0x449/0x710 [ 7214.818864][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.818864][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.818864][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.818864][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.818864][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.818864][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.818864][ T10] [ 7214.820410][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7214.820410][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7214.820410][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7214.820410][ T10] ipv6_find_idev+0x102/0x170 [ 7214.820410][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.820410][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.820410][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.820410][ T10] netlink_unicast+0x449/0x710 [ 7214.820410][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.820410][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.820410][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.820410][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.820410][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.820410][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.820410][ T10] [ 7214.822113][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7214.822400][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7214.822400][ T10] dst_init+0x84/0x4a0 [ 7214.822400][ T10] dst_alloc+0x97/0x150 [ 7214.822400][ T10] ip6_dst_alloc+0x23/0x90 [ 7214.822400][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7214.822400][ T10] ip6_pol_route+0x56f/0x840 [ 7214.822400][ T10] fib6_rule_lookup+0x456/0x630 [ 7214.822400][ T10] ip6_route_input+0x59c/0xa50 [ 7214.822400][ T10] ipv6_rcv+0x397/0x810 [ 7214.822400][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7214.822400][ T10] process_backlog+0x101/0x620 [ 7214.822400][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7214.822400][ T10] net_rx_action+0x495/0xbe0 [ 7214.822400][ T10] __do_softirq+0x1b5/0x7f6 [ 7214.822400][ T10] [ 7214.824042][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.824042][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7214.824042][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7214.824042][ T10] fib6_nh_init+0xa22/0x1580 [ 7214.824042][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.824042][ T10] ip6_route_add+0x1c/0x140 [ 7214.824042][ T10] inet6_rtm_newroute+0x104/0x110 [ 7214.824042][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.824042][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.824042][ T10] netlink_unicast+0x449/0x710 [ 7214.824042][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.824042][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.824042][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.824042][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.824042][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.824042][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.824042][ T10] [ 7214.825918][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.825918][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.825918][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.825918][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.825918][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7214.825918][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7214.825918][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7214.825918][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7214.825918][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7214.825918][ T10] addrconf_dad_begin+0x310/0x670 [ 7214.825918][ T10] addrconf_dad_work+0x10b/0xab0 [ 7214.825918][ T10] process_one_work+0x84d/0x18a0 [ 7214.825918][ T10] worker_thread+0x587/0xd30 [ 7214.825918][ T10] kthread+0x28a/0x350 [ 7214.825918][ T10] ret_from_fork+0x31/0x70 [ 7214.825918][ T10] ret_from_fork_asm+0x1a/0x30 [ 7214.825918][ T10] [ 7214.827826][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.827826][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.827826][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.827826][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.827826][ T10] ip6_route_add+0x1c/0x140 [ 7214.827826][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7214.827826][ T10] inet6_addr_add+0x4f8/0xa40 [ 7214.827826][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.827826][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.827826][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.827826][ T10] netlink_unicast+0x449/0x710 [ 7214.827826][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.827826][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.827826][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.827826][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.827826][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.827826][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.827826][ T10] [ 7214.829817][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.829817][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.829817][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.829817][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.829817][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7214.829817][ T10] ipv6_add_addr+0x411/0x2000 [ 7214.829817][ T10] inet6_addr_add+0x30e/0xa40 [ 7214.829817][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.829817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.829817][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.829817][ T10] netlink_unicast+0x449/0x710 [ 7214.829817][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.829817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.829817][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.829817][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.829817][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.829817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.829817][ T10] [ 7214.831812][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.831812][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.831812][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.831812][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.831812][ T10] ip6_route_add+0x1c/0x140 [ 7214.831812][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7214.831812][ T10] addrconf_add_dev+0xe2/0x170 [ 7214.831812][ T10] inet6_addr_add+0x12f/0xa40 [ 7214.831812][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.831812][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.831812][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.831812][ T10] netlink_unicast+0x449/0x710 [ 7214.831812][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.831812][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.831812][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.831812][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.831812][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.831812][ T10] [ 7214.833911][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.833911][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7214.833911][ T10] ipv6_find_idev+0x102/0x170 [ 7214.833911][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.833911][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.833911][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.833911][ T10] netlink_unicast+0x449/0x710 [ 7214.833911][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.833911][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.833911][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.833911][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.833911][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.833911][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.833911][ T10] [ 7214.835633][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7214.835633][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7214.835633][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7214.835633][ T10] ipv6_find_idev+0x102/0x170 [ 7214.835633][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.835633][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.835633][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.835633][ T10] netlink_unicast+0x449/0x710 [ 7214.835633][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.835633][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.835633][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.835633][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.835633][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.835633][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.835633][ T10] [ 7214.837610][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7214.837849][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7214.837849][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.837849][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.837849][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.837849][ T10] ip6_route_add+0x1c/0x140 [ 7214.837849][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7214.837849][ T10] inet6_addr_add+0x4f8/0xa40 [ 7214.837849][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.837849][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.837849][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.837849][ T10] netlink_unicast+0x449/0x710 [ 7214.837849][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.837849][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.837849][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.837849][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.837849][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.837849][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.837849][ T10] [ 7214.840025][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7214.840025][ T10] netdev_get_by_index+0x5e/0x80 [ 7214.840025][ T10] fib6_nh_init+0x3d8/0x1580 [ 7214.840025][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7214.840025][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7214.840025][ T10] ipv6_add_addr+0x411/0x2000 [ 7214.840025][ T10] inet6_addr_add+0x30e/0xa40 [ 7214.840025][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7214.840025][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.840025][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.840025][ T10] netlink_unicast+0x449/0x710 [ 7214.840025][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.840025][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.840025][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.840025][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.840025][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.840025][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.840025][ T10] [ 7214.842227][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7214.842227][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7214.842227][ T10] ipv6_find_idev+0x102/0x170 [ 7214.842227][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.842227][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.842227][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.842227][ T10] netlink_unicast+0x449/0x710 [ 7214.842227][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.842227][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.842227][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.842227][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.842227][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.842227][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.842227][ T10] [ 7214.843878][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7214.843878][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7214.843878][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7214.843878][ T10] ipv6_find_idev+0x102/0x170 [ 7214.843878][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7214.843878][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7214.843878][ T10] netlink_rcv_skb+0x130/0x360 [ 7214.843878][ T10] netlink_unicast+0x449/0x710 [ 7214.843878][ T10] netlink_sendmsg+0x723/0xbe0 [ 7214.843878][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7214.843878][ T10] ___sys_sendmsg+0xee/0x170 [ 7214.843878][ T10] __sys_sendmsg+0xcd/0x170 [ 7214.843878][ T10] do_syscall_64+0xc6/0x1e0 [ 7214.843878][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7214.843878][ T10] [ 7225.086892][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 9 [ 7225.087449][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.087449][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7225.087449][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7225.087449][ T10] fib6_nh_init+0xa22/0x1580 [ 7225.087449][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.087449][ T10] ip6_route_add+0x1c/0x140 [ 7225.087449][ T10] inet6_rtm_newroute+0x104/0x110 [ 7225.087449][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.087449][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.087449][ T10] netlink_unicast+0x449/0x710 [ 7225.087449][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.087449][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.087449][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.087449][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.087449][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.087449][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.087449][ T10] [ 7225.090502][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.090502][ T10] dst_init+0x84/0x4a0 [ 7225.090502][ T10] dst_alloc+0x97/0x150 [ 7225.090502][ T10] ip6_dst_alloc+0x23/0x90 [ 7225.090502][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7225.090502][ T10] ip6_pol_route+0x56f/0x840 [ 7225.090502][ T10] fib6_rule_lookup+0x456/0x630 [ 7225.090502][ T10] ip6_route_input+0x59c/0xa50 [ 7225.090502][ T10] ipv6_rcv+0x397/0x810 [ 7225.090502][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7225.090502][ T10] process_backlog+0x101/0x620 [ 7225.090502][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7225.090502][ T10] net_rx_action+0x495/0xbe0 [ 7225.090502][ T10] __do_softirq+0x1b5/0x7f6 [ 7225.090502][ T10] [ 7225.093167][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.093167][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.093167][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.093167][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.093167][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7225.093167][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7225.093167][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7225.093167][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7225.093167][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7225.093167][ T10] addrconf_dad_begin+0x310/0x670 [ 7225.093167][ T10] addrconf_dad_work+0x10b/0xab0 [ 7225.093167][ T10] process_one_work+0x84d/0x18a0 [ 7225.093167][ T10] worker_thread+0x587/0xd30 [ 7225.093167][ T10] kthread+0x28a/0x350 [ 7225.093167][ T10] ret_from_fork+0x31/0x70 [ 7225.093167][ T10] ret_from_fork_asm+0x1a/0x30 [ 7225.093167][ T10] [ 7225.096299][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.096299][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.096299][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.096299][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.096299][ T10] ip6_route_add+0x1c/0x140 [ 7225.096299][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7225.096299][ T10] inet6_addr_add+0x4f8/0xa40 [ 7225.096299][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.096299][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.096299][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.096299][ T10] netlink_unicast+0x449/0x710 [ 7225.096299][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.096299][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.096299][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.096299][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.096299][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.096299][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.096299][ T10] [ 7225.099462][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.099462][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.099462][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.099462][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.099462][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7225.099462][ T10] ipv6_add_addr+0x411/0x2000 [ 7225.099462][ T10] inet6_addr_add+0x30e/0xa40 [ 7225.099462][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.099462][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.099462][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.099462][ T10] netlink_unicast+0x449/0x710 [ 7225.099462][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.099462][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.099462][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.099462][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.099462][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.099462][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.099462][ T10] [ 7225.102769][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.102769][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.102769][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.102769][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.102769][ T10] ip6_route_add+0x1c/0x140 [ 7225.102769][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7225.102769][ T10] addrconf_add_dev+0xe2/0x170 [ 7225.102769][ T10] inet6_addr_add+0x12f/0xa40 [ 7225.102769][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.102769][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.102769][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.102769][ T10] netlink_unicast+0x449/0x710 [ 7225.102769][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.102769][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.102769][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.102769][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.102769][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.102769][ T10] [ 7225.105830][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.105830][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7225.105830][ T10] ipv6_find_idev+0x102/0x170 [ 7225.105830][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7225.105830][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.105830][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.105830][ T10] netlink_unicast+0x449/0x710 [ 7225.105830][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.105830][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.105830][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.105830][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.105830][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.105830][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.105830][ T10] [ 7225.107536][ T10] ref_tracker: veth1@ffff8880075345e0 has 1/8 users at [ 7225.107536][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7225.107536][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7225.107536][ T10] ipv6_find_idev+0x102/0x170 [ 7225.107536][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7225.107536][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.107536][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.107536][ T10] netlink_unicast+0x449/0x710 [ 7225.107536][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.107536][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.107536][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.107536][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.107536][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.107536][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.107536][ T10] [ 7225.109291][ T10] unregister_netdevice: waiting for veth0 to become free. Usage count = 10 [ 7225.109584][ T10] ref_tracker: veth0@ffff8880075315e0 has 2/9 users at [ 7225.109584][ T10] dst_init+0x84/0x4a0 [ 7225.109584][ T10] dst_alloc+0x97/0x150 [ 7225.109584][ T10] ip6_dst_alloc+0x23/0x90 [ 7225.109584][ T10] ip6_rt_pcpu_alloc+0x1e6/0x520 [ 7225.109584][ T10] ip6_pol_route+0x56f/0x840 [ 7225.109584][ T10] fib6_rule_lookup+0x456/0x630 [ 7225.109584][ T10] ip6_route_input+0x59c/0xa50 [ 7225.109584][ T10] ipv6_rcv+0x397/0x810 [ 7225.109584][ T10] __netif_receive_skb_one_core+0x118/0x1b0 [ 7225.109584][ T10] process_backlog+0x101/0x620 [ 7225.109584][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 7225.109584][ T10] net_rx_action+0x495/0xbe0 [ 7225.109584][ T10] __do_softirq+0x1b5/0x7f6 [ 7225.109584][ T10] [ 7225.111285][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.111285][ T10] ip6_route_check_nh+0x4b8/0x6a0 [ 7225.111285][ T10] ip6_validate_gw+0x3f7/0x7b0 [ 7225.111285][ T10] fib6_nh_init+0xa22/0x1580 [ 7225.111285][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.111285][ T10] ip6_route_add+0x1c/0x140 [ 7225.111285][ T10] inet6_rtm_newroute+0x104/0x110 [ 7225.111285][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.111285][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.111285][ T10] netlink_unicast+0x449/0x710 [ 7225.111285][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.111285][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.111285][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.111285][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.111285][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.111285][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.111285][ T10] [ 7225.113267][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.113267][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.113267][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.113267][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.113267][ T10] addrconf_f6i_alloc+0x265/0x560 [ 7225.113267][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 7225.113267][ T10] addrconf_join_anycast+0x1c0/0x220 [ 7225.113267][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 7225.113267][ T10] addrconf_dad_completed+0x12b/0xe20 [ 7225.113267][ T10] addrconf_dad_begin+0x310/0x670 [ 7225.113267][ T10] addrconf_dad_work+0x10b/0xab0 [ 7225.113267][ T10] process_one_work+0x84d/0x18a0 [ 7225.113267][ T10] worker_thread+0x587/0xd30 [ 7225.113267][ T10] kthread+0x28a/0x350 [ 7225.113267][ T10] ret_from_fork+0x31/0x70 [ 7225.113267][ T10] ret_from_fork_asm+0x1a/0x30 [ 7225.113267][ T10] [ 7225.115268][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.115268][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.115268][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.115268][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.115268][ T10] ip6_route_add+0x1c/0x140 [ 7225.115268][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7225.115268][ T10] inet6_addr_add+0x4f8/0xa40 [ 7225.115268][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.115268][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.115268][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.115268][ T10] netlink_unicast+0x449/0x710 [ 7225.115268][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.115268][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.115268][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.115268][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.115268][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.115268][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.115268][ T10] [ 7225.117604][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.117604][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.117604][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.117604][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.117604][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7225.117604][ T10] ipv6_add_addr+0x411/0x2000 [ 7225.117604][ T10] inet6_addr_add+0x30e/0xa40 [ 7225.117604][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.117604][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.117604][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.117604][ T10] netlink_unicast+0x449/0x710 [ 7225.117604][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.117604][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.117604][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.117604][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.117604][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.117604][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.117604][ T10] [ 7225.119974][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.119974][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.119974][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.119974][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.119974][ T10] ip6_route_add+0x1c/0x140 [ 7225.119974][ T10] addrconf_add_mroute+0x1ac/0x2c0 [ 7225.119974][ T10] addrconf_add_dev+0xe2/0x170 [ 7225.119974][ T10] inet6_addr_add+0x12f/0xa40 [ 7225.119974][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.119974][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.119974][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.119974][ T10] netlink_unicast+0x449/0x710 [ 7225.119974][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.119974][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.119974][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.119974][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.119974][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.119974][ T10] [ 7225.122083][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.122083][ T10] ipv6_add_dev+0x3ba/0x11c0 [ 7225.122083][ T10] ipv6_find_idev+0x102/0x170 [ 7225.122083][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7225.122083][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.122083][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.122083][ T10] netlink_unicast+0x449/0x710 [ 7225.122083][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.122083][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.122083][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.122083][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.122083][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.122083][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.122083][ T10] [ 7225.123817][ T10] ref_tracker: veth0@ffff8880075315e0 has 1/9 users at [ 7225.123817][ T10] neigh_parms_alloc+0x1e5/0x510 [ 7225.123817][ T10] ipv6_add_dev+0x2fe/0x11c0 [ 7225.123817][ T10] ipv6_find_idev+0x102/0x170 [ 7225.123817][ T10] inet6_rtm_newaddr+0x37c/0x6b0 [ 7225.123817][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.123817][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.123817][ T10] netlink_unicast+0x449/0x710 [ 7225.123817][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.123817][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.123817][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.123817][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.123817][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.123817][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.123817][ T10] [ 7225.125907][ T10] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7225.126186][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7225.126186][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.126186][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.126186][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.126186][ T10] ip6_route_add+0x1c/0x140 [ 7225.126186][ T10] addrconf_prefix_route+0x2a6/0x430 [ 7225.126186][ T10] inet6_addr_add+0x4f8/0xa40 [ 7225.126186][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.126186][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.126186][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.126186][ T10] netlink_unicast+0x449/0x710 [ 7225.126186][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.126186][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.126186][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.126186][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.126186][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.126186][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.126186][ T10] [ 7225.128578][ T10] ref_tracker: lo@ffff888007f7c5e0 has 1/4 users at [ 7225.128578][ T10] netdev_get_by_index+0x5e/0x80 [ 7225.128578][ T10] fib6_nh_init+0x3d8/0x1580 [ 7225.128578][ T10] ip6_route_info_create+0xf18/0x17d0 [ 7225.128578][ T10] addrconf_f6i_alloc+0x315/0x560 [ 7225.128578][ T10] ipv6_add_addr+0x411/0x2000 [ 7225.128578][ T10] inet6_addr_add+0x30e/0xa40 [ 7225.128578][ T10] inet6_rtm_newaddr+0x560/0x6b0 [ 7225.128578][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 7225.128578][ T10] netlink_rcv_skb+0x130/0x360 [ 7225.128578][ T10] netlink_unicast+0x449/0x710 [ 7225.128578][ T10] netlink_sendmsg+0x723/0xbe0 [ 7225.128578][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 7225.128578][ T10] ___sys_sendmsg+0xee/0x170 [ 7225.128578][ T10] __sys_sendmsg+0xcd/0x170 [ 7225.128578][ T10] do_syscall_64+0xc6/0x1e0 [ 7225.128578][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 7225.128578][ T10] [ 7225.130946][ T10] ref_tracker: lo@ffff888007f7c5e0